Core Application & User Demand
Exclusively compatible with the Sichuan Honghua mud pump HHF-1000, the GH3101-10.00 breather cap assembly maintains internal pressure balance, prevents external contaminants (mud, dust, moisture) from entering the pump, and protects internal components. It meets the segmented needs of oil drilling, mining, and engineering construction users for durable, contamination-resistant pump accessories, solving leakage and component damage caused by poor ventilation or impurity intrusion in harsh working environments.
Product Classification & Technical Specifications
1. Structural & Protective Components
These components form the main structure of the breather cap, providing support and protection for internal filtering elements. They address the pain point of structural deformation and contamination intrusion, ensuring stable operation in high-dust, high-humidity drilling sites and extending the overall service life of the breather cap.
No. | Drawing No. | Product Name | Material | Main Wear Causes | Damage Prevention Notes |
1 | GH3101-10.01 | Baffle | Carbon steel Q235B (surface anti-corrosion galvanizing) | 1. Vibration fatigue from long-term mud pump operation; 2. Corrosion from humid air and mud splashes; 3. Deformation from improper installation. | 1. Check installation tightness monthly to reduce vibration impact; 2. Clean surface mud regularly and touch up galvanizing if worn; 3. Avoid over-tightening during installation to prevent structural deformation. |
2 | GH3101-10.05 | Upper cover | Gray cast iron HT200 (anti-rust paint coating) | 1. Impact damage from falling debris at the construction site; 2. Paint peeling leading to metal corrosion; 3. Sealing failure from uneven pressure. | 1. Install a protective shield above the breather cap in debris-prone areas; 2. Inspect paint integrity quarterly and reapply anti-rust paint if peeling; 3. Tighten evenly to ensure uniform pressure distribution. |
2. Connection & Fastening Components
These components realize the connection between the breather cap and the mud pump, as well as the fixation of internal parts. They solve the pain points of loose connection and air leakage, complying with American UNC standards to ensure reliable fitting and airtightness in high-vibration working conditions.
No. | Drawing No. | Product Name | Material | Main Wear Causes | Damage Prevention Notes |
1 | GH3101-10.02 | Connector | Stainless steel 304 | 1. Thread wear from repeated disassembly and assembly; 2. Erosion from corrosive gas inside the pump; 3. Loosening due to continuous vibration. | 1. Apply PTFE thread sealant before installation to reduce wear; 2. Use UNC-standard wrenches to avoid thread slipping; 3. Recheck and tighten every 3 months to compensate for vibration-induced relaxation. |
2 | American standard | Screw：10（0.190）-24UNC-2A×10 | Alloy steel 40Cr (quenched and tempered, surface galvanized) | 1. Thread stripping from over-tightening or cross-threading; 2. Corrosion and rust in humid environments; 3. Fatigue fracture from long-term vibration. | 1. Control tightening torque to 8-10N·m (compliant with UNC 2A standard); 2. Align threads correctly before tightening to avoid cross-threading; 3. Replace screws annually or if rust is found. |
3. Filtering & Fixing Components
These components are responsible for filtering air entering the mud pump and fixing the filter screen, solving the pain point of impurity intrusion that causes internal pump component wear. They ensure clean air intake and maintain the breathing function of the breather cap in harsh drilling environments.
No. | Drawing No. | Product Name | Material | Main Wear Causes | Damage Prevention Notes |
1 | GH3101-10.03 | Press plate for filter screen | Carbon steel 10# (surface anti-corrosion treatment) | 1. Deformation from excessive pressing force; 2. Corrosion leading to reduced clamping force; 3. Wear at contact points with the filter screen. | 1. Control pressing force during installation to avoid deformation; 2. Clean and inspect for corrosion monthly; 3. Replace if clamping force is insufficient to fix the filter screen. |
2 | GH3101-10.04 | Brass wire screen | H62 brass (weave density: 80 mesh) | 1. Clogging from dust and mud particles; 2. Corrosion from acidic/alkaline gas; 3. Damage from improper cleaning or collision. | 1. Clean with compressed air (≤0.4MPa) every 2 weeks to avoid clogging; 2. Avoid contact with strong corrosive media; 3. Replace if mesh damage or corrosion holes exceed 2mm. |
On-Site Fault Maintenance Case
Case 1: Breather Cap Air Intake Blockage Fault
A drilling site reported abnormal internal pressure of the Honghua HHF-1000 mud pump, accompanied by oil leakage. Inspection found the GH3101-10.04 brass wire screen was severely clogged with mud and dust, and the filter screen press plate was slightly deformed. Solution: Replace the brass wire screen, straighten the press plate (or replace if deformation is severe), and clean the upper cover and baffle. Post-repair, the pump’s internal pressure returned to normal, and no leakage occurred after 6 months of operation.
FAQ (Frequently Asked Questions)
No. | Question | Answer |
1 | Can these breather cap parts be used for other mud pump models? | No. All parts are specifically designed for Sichuan Honghua mud pump HHF-1000, with dimensions and specifications matching this model exclusively. Using them on other pumps may cause installation failure or loss of ventilation/filtration function. |
2 | How often should the brass wire screen be replaced? | Under normal drilling conditions, replace it every 6 months. If the site has high dust or heavy mud splashes, shorten the replacement cycle to 3 months. Timely replacement avoids blockage and ensures the pump’s internal pressure balance. |
3 | What standards are followed for the UNC screws, and why is this important? | The screws comply with American 10-24UNC-2A standards, ensuring precise thread fit and sufficient torque-bearing capacity. Standard compliance prevents thread stripping or loosening under high vibration, maintaining the breather cap’s airtightness and structural stability. |
Procurement Guide
All listed parts are fully compatible with Sichuan Honghua mud pump HHF-1000, manufactured in strict accordance with industrial standards, with reliable material quality and precise dimensions. They effectively solve common pain points such as clogging, corrosion, and loose connection, reducing pump maintenance costs and avoiding production interruptions. To ensure the stable operation of your mud pump’s ventilation system, choose our professional matching parts—contact us to place an order and obtain personalized technical support.
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