CN207229495U - A kind of brake pump - Google Patents
A kind of brake pump Download PDFInfo
- Publication number
- CN207229495U CN207229495U CN201720993640.6U CN201720993640U CN207229495U CN 207229495 U CN207229495 U CN 207229495U CN 201720993640 U CN201720993640 U CN 201720993640U CN 207229495 U CN207229495 U CN 207229495U
- Authority
- CN
- China
- Prior art keywords
- hole
- spring
- right end
- spring washer
- control valve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000007788 liquid Substances 0.000 claims abstract description 19
- 229920002943 EPDM rubber Polymers 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 2
- 229920001971 elastomer Polymers 0.000 description 10
- 239000005060 rubber Substances 0.000 description 10
- 239000012530 fluid Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 2
- 230000032683 aging Effects 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical group C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 150000001993 dienes Chemical class 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
Landscapes
- Valves And Accessory Devices For Braking Systems (AREA)
Abstract
The utility model discloses a kind of brake pump,Including detent housing,Detent housing is equipped with brake chamber,Detent housing left end is equipped with the 1st through hole,1st through hole is communicated with brake chamber,Piston and spring washer are equipped with brake chamber,The 1st spring is equipped between piston and spring washer,1st through hole is equipped with out liquid attachment device,Go out liquid attachment device and be equipped with the 2nd through hole,2nd through hole is communicated with the 1st through hole,The right end of 2nd through hole is equipped with control valve,The right end of control valve is equipped with the 2nd spring,Control valve includes valve body,The right end of the valve body is equipped with blind hole,The outer wall of blind hole is equipped with the 3rd through hole of more than 1,The right end of the valve body is circumferentially with flange,The outer wall of valve body and the left annular end face of flange are equipped with the elastic sealed body of one,Elastic sealed body blocks the 3rd through hole,Valve body is sealed the 2nd through hole by the elastic sealed body that the left annular end face of flange is equipped with.The utility model is simple in structure, and cost is low, and use reliability is high, and structure is novel.
Description
Technical field
The present invention relates to a kind of brake pump, belongs to loading machine brake pump technical field.
Background technology
The utility model patent (205930698 U of Authorization Notice No. CN) of the applicant discloses a kind of brake pump, the brake
Pump includes brake chamber, service brake cavity and stopping brake chamber；Brake chamber is equipped with the 1st resetting spring, " a left side for the 1st resetting spring 66
End is equipped with chassis 68, and the left end on chassis 68 is in contact with the inner wall of brake chamber, and liquid outlet channel 6 is equipped with the 2nd control valve, and the described 2nd
Control valve includes the 2nd rubber cup 80, the 2nd rubber cup base 78 and the 2nd control valve spring 70, and the 2nd rubber cup 80 is located at
The left side of 2nd rubber cup base 78, the right end of the 2nd rubber cup base 78 are equipped with the 2nd control valve spring 70, the 2nd control
Valve spring 70 and 68 Elastic Contact of chassis；Chassis 68 is equipped with liquid-passing hole 94；2nd rubber cup base 78 to be circumferentially with the 2nd logical
The center of the 82, the 2nd rubber cup 80 of hole is equipped with the 3rd through hole 81, and the 2nd through hole 82 mutually staggers with the 3rd through hole 81；2nd rubber skin
The right side of bottom of bowl seat 78 is surrounded with the 1st spring positioning strip 83, and the left end of the 2nd control valve spring 70, which is connected to the 1st spring, to be determined
On the strip 83 of position；The right side on chassis 68 is surrounded with the 2nd spring positioning strip 92, and the left end of the 1st resetting spring 66 is connected to the 2nd
On spring positioning strip 92；Liquid outlet channel 6 is equipped with out liquid bolt 72, and the right end for going out liquid bolt 72 is equipped with boss 98, goes out liquid bolt
72 the 76, the 2nd rubber cups 80 of liquid outlet channel for being equipped with perforation are buckled on the right end outer edge of boss 98 ".It follows that the 2nd
Control valve and chassis structure are complicated, of high cost.
The content of the invention
The technical problems to be solved in the utility model：A kind of simple in structure, the low brake pump of cost is provided.
The technical solution of the utility model is：A kind of brake pump, including detent housing, detent housing are equipped with braking
Chamber, detent housing left end are equipped with the 1st through hole, and the 1st through hole is communicated with brake chamber, and piston and spring washer are equipped with brake chamber, living
Plug can move left and right in brake chamber, and spring washer is located at the left side of piston, and the 1st bullet is equipped between piston and spring washer
Spring, the left end of the 1st spring and the right end elastic solution of spring washer touch, and the right end of the 1st spring and the left end elastic solution of piston touch, institute
State the 1st through hole and be equipped with out liquid attachment device, go out liquid attachment device and be equipped with the 2nd through hole, the 2nd through hole is communicated with the 1st through hole, and the 2nd is logical
The right end in hole is equipped with control valve, and the right end of control valve is equipped with the 2nd spring, the left end of the 2nd spring and the right end surface elastic of control valve
Solution is touched, and the right end of the 2nd spring and the left end elastic solution of spring washer touch, and control valve includes valve body, and the right end of the valve body is equipped with
Blind hole, the outer wall of blind hole are equipped with the 3rd through hole of more than 1, and the right end of the valve body is circumferentially with flange, the outer wall of valve body and convex
The left annular end face of edge is equipped with the elastic sealed body of one, and elastic sealed body blocks the 3rd through hole, the left ring that valve body passes through flange
The elastic sealed body that shape end face is equipped with seals the 2nd through hole.
The outer circumferential surface of above-mentioned spring washer is adapted with the inner wall of brake chamber, and spring washer can move left and right in brake chamber
Dynamic, spring washer is axially arranged with the 4th through hole.
The material of above-mentioned elastic sealed body is ethylene propylene diene rubber.
The utility model has the technical effect that：The utility model control valve includes valve body, and the right end of valve body is equipped with blind hole, blind
The outer wall in hole is equipped with the 3rd through hole of more than 1, and the right end of the valve body is circumferentially with flange, the outer wall of valve body and a left side for flange
Annular end face is equipped with the elastic sealed body of one, and elastic sealed body blocks the 3rd through hole, the left annular end face that valve body passes through flange
The elastic sealed body being equipped with seals the 2nd through hole.When the brake-fluid pressure in brake chamber is more than the brake-fluid pressure in the 2nd through hole
When, the brake-fluid in brake chamber enters the 2nd through hole by blind hole, the elastic sealed body of open-top 3rd through hole outer cladding；When the 2nd logical
When brake-fluid pressure in hole is more than the brake-fluid pressure in brake chamber, since the 3rd through hole is coated with elastic sealed body, the 2nd
Brake-fluid in through hole can not enter blind hole by the 3rd through hole, and therefore, the 3rd through hole that the utility model valve body is equipped with ensures to stop
Car liquid one-way flow.The utility model spring washer is the flat packing ring with mesoporous, both plays the role of spring washer, Er Qieke
To be moved left and right in brake chamber.Therefore, the control valve of the utility model and spring washer are simple in structure, and cost is low, using can
It is high by property, and structure is novel.Elastic sealed body has resistance to ozone, heat-resisting, weather-proof, ageing-resistant excellent using ethylene propylene diene rubber
Point.
Brief description of the drawings
1st, Fig. 1 is the utility model brake pump detent housing structure diagram.
2nd, Fig. 2 goes out liquid attachment device, control valve, spring washer combining structure schematic diagram for the utility model.
3rd, Fig. 3 goes out liquid attachment device, control valve, the 2nd spring assembly structure diagram for the utility model.
4th, Fig. 4 is the utility model control valve front view.
5th, Fig. 5 is the utility model control valve rearview.
6th, Fig. 6 is the sectional view along A-A of Fig. 5.
7th, Fig. 7 is the utility model valve body front view.
8th, Fig. 8 is the utility model valve body right view.
9th, Fig. 9 is the utility model valve body left view.
10th, Figure 10 is the B-B direction sectional view of Fig. 9.
11st, Figure 11 is the utility model elastic sealed body front view.
12nd, Figure 12 is the utility model elastic sealed body left view.
13rd, Figure 13 is the utility model elastic sealed body right view.
14th, Figure 14 is the C-C of Figure 13 to sectional view.
15th, Figure 15 is the utility model spring washer front view.
16th, Figure 16 is the utility model spring washer left view.
17th, Figure 17 is the D-D of Figure 16 to sectional view.
Embodiment
Describe in detail with reference to the accompanying drawings and examples：
As shown in Fig. 1 to Figure 17, a kind of brake pump of the utility model, including detent housing 1, detent housing 1 are equipped with braking
Chamber 13,1 left end of detent housing are equipped with the 1st through hole 14, and the 1st through hole 14 is communicated with brake chamber 13, and piston 5 is equipped with brake chamber 13
With spring washer 6, piston 5 can move left and right in brake chamber 13, and spring washer 6 is located at the left side of piston 5, piston 5 and bullet
The 1st spring 2 is equipped between spring packing ring 6, the left end of the 1st spring 2 is touched with the right end elastic solution of spring washer 6, the right side of the 1st spring 2
The left end elastic solution with piston 5 is held to touch, the 1st through hole 14 is equipped with out liquid attachment device 3, and it is logical equipped with the 2nd to go out liquid attachment device 3
The 15, the 2nd through hole 15 of hole is communicated with the 1st through hole 14, and the right end of the 2nd through hole 15 is equipped with control valve, and the right end of control valve is equipped with the 2nd bullet
The left end of the 4, the 2nd spring 4 of spring and the right side elastic solution of control valve touch, the right end of the 2nd spring 4 and the left end bullet of spring washer 6
Property solution touch, control valve includes valve body 8, and the right end of the valve body 8 is equipped with blind hole 11, and the outer wall of blind hole 11 is equipped with the 3rd of more than 1 the
Through hole 10, the present embodiment are circumferentially equidistantly equipped with 6 the 3rd through holes 10.The right end of the valve body 8 is circumferentially with flange 16, valve body 8
Outer wall and the left annular end face of flange 16 be equipped with the elastic sealed body 9 of one, elastic sealed body 9 blocks the 3rd through hole 10,
Valve body 8 is sealed the 2nd through hole 15 by the elastic sealed body 9 that the left annular end face of flange 16 is equipped with.Outside the spring washer 6
Side face is adapted with the inner wall of brake chamber 13, and spring washer 6 can move left and right in brake chamber 13, and the axial direction of spring washer is set
There is the 4th through hole 12.The right side for going out liquid attachment device 3 is equipped with external screw thread, and the left side of the 1st through hole 14 is equipped with internal thread, the outer spiral shell
Line is adapted with the internal thread, goes out internal thread and detent housing that liquid attachment device 3 is equipped with by external screw thread and the 1st through hole 14
1 is fixed together.Elastic sealed body uses ethylene propylene diene rubber, and ethylene propylene diene rubber is ethene, propylene and on a small quantity non-conjugated
The copolymer of alkadienes, is one kind of EP rubbers, resistance to ozone, heat-resisting, weather-proof, ageing-resistant performance is excellent.
The unspecified content of the utility model is the prior art, those skilled in the art can from the present embodiment and
The prior art is inspired, and is deformed to obtain other embodiments.Therefore, the scope of protection of the utility model should be according to right
It is required that protection domain determine.
Claims (3)
1. a kind of brake pump, including detent housing (1), detent housing (1) is equipped with brake chamber (13), and detent housing (1) left end is set
There is the 1st through hole (14), the 1st through hole (14) is communicated with brake chamber (13), and piston (5) and spring washer are equipped with brake chamber (13)
(6), piston (5) can be moved left and right in the brake chamber (13), and spring washer (6) is located at the left side of piston (5), piston (5) and
The 1st spring (2) is equipped between spring washer (6), the right end elastic solution of the left end and spring washer (6) of the 1st spring (2) touches, and the 1st
The right end of spring (2) and the left end elastic solution of piston (5) touch, and the 1st through hole (14) is equipped with out liquid attachment device (3), goes out liquid
Attachment device (3) is equipped with the 2nd through hole (15), and the 2nd through hole (15) is communicated with the 1st through hole (14), and the right end of the 2nd through hole (15) is equipped with
Control valve, the right end of control valve are equipped with the 2nd spring (4), and the left end of the 2nd spring (4) and the right side elastic solution of control valve touch, the
The right end of 2 springs (4) and the left end elastic solution of spring washer (6) touch, it is characterised in that：Control valve includes valve body (8), the valve
The right end of body (8) is equipped with blind hole (11), and the outer wall of blind hole (11) is equipped with the 3rd through hole (10) of more than 1, the valve body (8)
Right end is circumferentially with flange (16), and the outer wall of valve body (8) and the left annular end face of flange (16) are equipped with the elastic sealed body of one
(9), elastic sealed body (9) blocks the 3rd through hole (10), the elasticity that valve body (8) is equipped with by the left annular end face of flange (16)
Seal (9) seals the 2nd through hole (15).
A kind of 2. brake pump according to claim 1, it is characterised in that：The outer circumferential surface and brake chamber of the spring washer (6)
(13) inner wall is adapted, and spring washer (6) can move left and right in brake chamber (13), and spring washer is axially arranged with the 4th
Through hole (12).
A kind of 3. brake pump according to claim 1 or claim 2, it is characterised in that：The material of elastic sealed body (9) is EPDM
Rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720993640.6U CN207229495U (en) | 2017-08-10 | 2017-08-10 | A kind of brake pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720993640.6U CN207229495U (en) | 2017-08-10 | 2017-08-10 | A kind of brake pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207229495U true CN207229495U (en) | 2018-04-13 |
Family
ID=61855750
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720993640.6U Expired - Fee Related CN207229495U (en) | 2017-08-10 | 2017-08-10 | A kind of brake pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207229495U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110173523A (en) * | 2019-06-21 | 2019-08-27 | 莱州虎威机械科技有限公司 | New brake pump |
| CN110173524A (en) * | 2019-06-21 | 2019-08-27 | 莱州虎威机械科技有限公司 | A kind of new brake pump |
-
2017
- 2017-08-10 CN CN201720993640.6U patent/CN207229495U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110173523A (en) * | 2019-06-21 | 2019-08-27 | 莱州虎威机械科技有限公司 | New brake pump |
| CN110173524A (en) * | 2019-06-21 | 2019-08-27 | 莱州虎威机械科技有限公司 | A kind of new brake pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180612 Address after: 261428 front bridge village of tiger head town, Laizhou City, Shandong Patentee after: LAIZHOU HUWEI MACHINERY TECHNOLOGY Co.,Ltd. Address before: 261400 301 front bridge village, tiger head Cliff Town, Laizhou City, Yantai, Shandong Patentee before: Nie Ruibo |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180413 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |