CN208021436U - A kind of brake fluid liquid leakage device and its hydraulic control unit - Google Patents
A kind of brake fluid liquid leakage device and its hydraulic control unit Download PDFInfo
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- CN208021436U CN208021436U CN201820091830.3U CN201820091830U CN208021436U CN 208021436 U CN208021436 U CN 208021436U CN 201820091830 U CN201820091830 U CN 201820091830U CN 208021436 U CN208021436 U CN 208021436U
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- Prior art keywords
- brake fluid
- hole
- eccentric bearing
- liquid
- connecting hole
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Abstract
The utility model is related to automobile hydraulic control fields, disclose a kind of brake fluid liquid leakage device, which is characterized in that including：The side of eccentric bearing hole, plunger pumping holes, connecting hole and liquid-leaking nozzle, eccentric bearing hole is connected to plunger pumping holes, and one end of connecting hole is connected to eccentric bearing hole, and the other end of connecting hole is connected to liquid-leaking nozzle, and liquid-leaking nozzle is for collecting and storing brake fluid.Liquid leakage device is arranged on hydraulic control unit ontology in the utility model, since motor drives plunger pump to move back and forth, undergo period certain time, the abrasion of plunger pump inner seal liner may result in plunger pump inside brake liquid leakage to a certain extent, the brake fluid of leakage is flowed into liquid leakage device through connecting hole, liquid leakage device can rotate with capacity eccentric bearing to avoid the brake fluid of leakage and generate splashing, heat or resistance, directly or indirectly improve the work quality and efficiency of plunger pump.
Description
Technical field
The utility model is related to automobile hydraulic control fields, more particularly to a kind of brake fluid liquid leakage device and its hydraulic pressure control
Unit processed.
Background technology
In current existing hydraulic control unit, Chinese patent notification number CN101687496A, as shown in Figure 1, the first column
Fill in pumping holes 5, the second plunger pumping holes 6 is arranged in 11 both sides of eccentric bearing hole, the first plunger pumping holes 5, the second plunger pumping holes 6 respectively with
Eccentric bearing hole 11 is connected to, the first plunger pumping holes 5, and plunger pump is disposed in the second plunger pumping holes 6, and motor rotation drives plunger pump
Along the first plunger pumping holes 5, the second plunger pumping holes 6 is axial to move back and forth, due to the first plunger pumping holes 5, the second plunger pumping holes 6
It is connected with eccentric bearing hole 11, due to the reciprocating motion of plunger pump, undergoes period certain time, when plunger pump inner seal liner is ground
Damage may result in plunger pump inside brake liquid leakage to a certain extent, i.e. brake fluid is from the first plunger pumping holes 5, the second plunger pumping holes
6 leak into eccentric bearing hole 11；The brake fluid leaked into eccentric bearing hole 11 runs up to contact in eccentric bearing hole 11
When capacity eccentric bearing, then splashing, heat or resistance can be generated with the rotation of capacity eccentric bearing, this direct or indirect will reduce plunger pump
Work quality and efficiency.
Utility model content
(1) technical problems to be solved
The purpose of this utility model is to provide a kind of brake fluid liquid leakage device and its hydraulic control unit, solves the prior art
Middle brake fluid may leak into the rotation in eccentric bearing hole with capacity eccentric bearing and generate splashing, heat or resistance, cause to reduce
The problem of work quality and efficiency of plunger pump.
(2) technical solution
In order to solve the above-mentioned technical problem, the utility model provides a kind of brake fluid liquid leakage device, including：Capacity eccentric bearing
Hole, the first plunger pumping holes, the second plunger pumping holes, connecting hole and liquid-leaking nozzle, the side of the eccentric bearing hole and first column
Fill in pumping holes, the second plunger pumping holes connection, the connecting hole is close to the bottom of the eccentric bearing hole, and the connecting hole
One end is connected to the eccentric bearing hole, and the other end of the connecting hole is connected to the liquid-leaking nozzle, and the liquid-leaking nozzle is for receiving
Collection and storage brake fluid.
Wherein, further include support shaft bearing bore, the support shaft bearing bore be set to the eccentric bearing hole in, and with the bias
Bearing hole is coaxially disposed, and the connecting hole is set to the region between the support shaft bearing bore and the eccentric bearing hole.
Wherein, Down Highway position in connecting hole cylindrical surface coincides with or is less than eccentric bearing hole cylindrical surface Down Highway.
Wherein, the connection centerline hole and the eccentric bearing hole centerline parallel.
Wherein, the connection centerline hole and the liquid-leaking nozzle centerline parallel, and be respectively perpendicular to where electromagnetism valve opening
Face.
Wherein, the liquid-leaking nozzle and electromagnetism valve opening are in the same side of hydraulic control unit ontology.
Wherein, the connecting hole is set in the liquid-leaking nozzle and close to the direction where accumulator hole.
Wherein, leakage bore dia is more than connection bore dia.
A kind of hydraulic control unit, including brake fluid liquid leakage device described in the utility model is also disclosed in the utility model.
(3) advantageous effect
A kind of brake fluid liquid leakage device provided by the utility model and its hydraulic control unit, in hydraulic control unit ontology
Upper setting liquid leakage device undergoes period certain time, when plunger pump interior sealing since motor drives plunger pump to move back and forth
Part abrasion may result in plunger pump inside brake liquid and leaked to eccentric bearing hole to a certain extent, leak into eccentric bearing hole
Brake fluid can be flowed into through connecting hole in liquid leakage device, this arrangement can to avoid leakage brake fluid in eccentric bearing hole
It inside runs up to contact capacity eccentric bearing and is rotated with capacity eccentric bearing and generate splashing, heat or resistance, and then improve the work of plunger pump
Make quality and efficiency.
Description of the drawings
Fig. 1 is the structure chart of hydraulic control unit in background technology；
Fig. 2 is a kind of structure chart of brake fluid liquid leakage device of the utility model；
Fig. 3 is a kind of sectional view of brake fluid liquid leakage device of the utility model.
In figure, 1, hydraulic control unit ontology；3, electromagnetism valve opening；5, the first plunger pumping holes；6, the second plunger pumping holes；11,
Eccentric bearing hole；11a, eccentric bearing hole cylindrical surface Down Highway；12, support shaft bearing bore；13, connecting hole；13a, connecting hole cylinder
Face Down Highway；14, liquid-leaking nozzle；15, accumulator hole.
Specific implementation mode
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Example is not intended to limit the scope of the present invention for illustrating the utility model.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, can also be electrical connection；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, it can understand above-mentioned art with concrete condition
The concrete meaning of language in the present invention.
As shown in Figure 1-Figure 3, the utility model discloses a kind of brake fluid liquid leakage device, which is characterized in that including：Eccentric shaft
Bearing bore 11, the first plunger pumping holes 5, the second plunger pumping holes 6, connecting hole 13 and liquid-leaking nozzle 14, the side of eccentric bearing hole 11 and the
One plunger pumping holes 5, the connection of the second plunger pumping holes 6, connecting hole 13 is close to the bottom of eccentric bearing hole 11, and one end of connecting hole 13
It is connected to eccentric bearing hole 11, the other end of connecting hole 13 is connected to liquid-leaking nozzle 14, and liquid-leaking nozzle 14 is for collecting and storing braking
Liquid.
Specifically, brake fluid retains in eccentric bearing hole 11 in order to prevent, a connection is opened in face where electromagnetism valve opening
Hole 13, connecting hole 13 are connected to eccentric bearing hole 11, and connecting hole 13 is connected to liquid-leaking nozzle 14, and liquid-leaking nozzle 14 is for collecting and storing
Brake fluid.Two plunger pumping holes are respectively placed in the both sides of eccentric bearing hole 11.
A kind of brake fluid liquid leakage device provided by the utility model and its hydraulic control unit, in hydraulic control unit ontology
Upper setting liquid leakage device undergoes period regular hour, when close in plunger pump since motor drives plunger pump to move back and forth
Seal wear may result in plunger pump inside brake liquid and leaks into eccentric bearing hole to a certain extent, and plunger pump leaks into eccentric shaft
Brake fluid in bearing bore 11 is flowed into through connecting hole in liquid leakage device, so can to avoid leakage brake fluid in eccentric bearing hole
It inside runs up to contact capacity eccentric bearing and is rotated with capacity eccentric bearing and generate splashing, heat or resistance, to improve the work of plunger pump
Quality and efficiency.
Wherein, further include support shaft bearing bore 12, support shaft bearing bore 12 is set in eccentric bearing hole 11, and and eccentric bearing hole
11 coaxial arrangements connect centerline hole and capacity eccentric bearing centerline hole and are formed by that face is parallel with the faces YZ, and connecting hole 13 is set to props up
The region between bearing hole 12 and eccentric bearing hole 11 is supportted, and close to 15 extreme direction of accumulator hole.
In order to which brake fluid to be all discharged from eccentric bearing hole 11, following two embodiments are provided.
Embodiment 1：
13 one end of connecting hole is connected to eccentric bearing hole 11, and the other end is connected to liquid-leaking nozzle 14, and connecting hole 13 is set to branch as far as possible
Region and 15 extreme direction of close accumulator hole between bearing hole 12 and eccentric bearing hole 11 are supportted, eccentric bearing hole can be prevented in this way
Accumulation has the residual brake liquid that can contact capacity eccentric bearing in 11, and eliminate brake fluid with this flies with what the rotation of capacity eccentric bearing generated
It splashes, heat or resistance, further increases the work quality and efficiency of plunger pump.
Preferably, 13 cylindrical surface Down Highway 13a of connecting hole coincides with or is less than 11 cylindrical surface Down Highway of eccentric bearing hole
11a, it is preferable that two the busbares 11a and 13a coincide
Preferably, 13 center line of connecting hole and 11 centerline parallel of eccentric bearing hole.Preferably, two center lines are formed by
Face is parallel with the faces YZ.
Preferably, 13 center line of connecting hole and 14 centerline parallel of liquid-leaking nozzle, and it is respectively perpendicular to face where electromagnetism valve opening.
Preferably, connecting hole 13 is set in liquid-leaking nozzle 14 and close to the direction where accumulator hole 15.
Wherein, liquid-leaking nozzle 14 is set to the lower end of connecting hole 13, for collecting and storing brake fluid.Capacity eccentric bearing centerline hole
Vertical with the faces XY, 3 central axis of electromagnetism valve opening is parallel to the faces XY in 3 place face of electromagnetism valve opening, 3 place face of electromagnetism valve opening.Even
It is parallel with 14 center line of liquid-leaking nozzle to connect 13 center line of hole, and is respectively perpendicular to 3 place face of electromagnetism valve opening.
Embodiment 2：
The present embodiment is substantially the same manner as Example 1, brief for description, during the description of the present embodiment, no longer
Technical characteristic same as Example 1 is described, only illustrates the present embodiment difference from Example 1：
Connecting hole 13 and liquid-leaking nozzle 14 are set to 12 side lower end of support shaft bearing bore.And 13 center line of connecting hole can be with leakage
14 centerline parallel of hole, or connected using elbow.
A kind of hydraulic control unit is also disclosed in the utility model, includes the brake fluid liquid leakage device of the utility model.
Wherein, further include hydraulic control unit ontology 1, the hydraulic control unit for accommodating the utility model.
A kind of brake fluid liquid leakage device provided by the utility model and its hydraulic control unit, in hydraulic control unit ontology
Upper setting liquid leakage device undergoes period certain time, when plunger pump interior sealing since motor drives plunger pump to move back and forth
Part abrasion may result in plunger pump inside brake liquid leakage to a certain extent, and the brake fluid leaked in plunger pump is flowed through connecting hole 13
Enter to liquid leakage device, therefore can be run up in eccentric bearing hole to avoid the brake fluid of leakage and contact capacity eccentric bearing and with eccentric shaft
It holds rotation and generates splashing, heat or resistance, to improve the work quality and efficiency of plunger pump.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection domain within.
Claims (9)
1. a kind of brake fluid liquid leakage device, which is characterized in that including：Eccentric bearing hole (11), the first plunger pumping holes (5), second
Plunger pumping holes (6), connecting hole (13) and liquid-leaking nozzle (14), side and the first plunger pumping holes of the eccentric bearing hole (11)
(5), the second plunger pumping holes (6) connection, the bottom of the close eccentric bearing hole (11) of the connecting hole (13), and it is described
One end of connecting hole (13) is connected to the eccentric bearing hole (11), the other end and the liquid-leaking nozzle of the connecting hole (13)
(14) it is connected to, the liquid-leaking nozzle (14) is for collecting and storing brake fluid.
2. brake fluid liquid leakage device as described in claim 1, which is characterized in that further include support shaft bearing bore (12), the branch
It supports bearing hole (12) to be set in the eccentric bearing hole (11), and is coaxially disposed with the eccentric bearing hole (11), the connection
Hole (13) is set to the region between the support shaft bearing bore (12) and the eccentric bearing hole (11).
3. brake fluid liquid leakage device as claimed in claim 2, which is characterized in that the position connecting hole cylindrical surface Down Highway (13a)
Coincide with or be less than eccentric bearing hole cylindrical surface Down Highway (11a).
4. brake fluid liquid leakage device as claimed in claim 3, which is characterized in that connecting hole (13) center line with it is described partially
Mandrel bearing bore (11) centerline parallel.
5. brake fluid liquid leakage device as claimed in claim 4, which is characterized in that connecting hole (13) center line and the leakage
Fluid apertures (14) centerline parallel, and it is respectively perpendicular to face where electromagnetism valve opening (3).
6. brake fluid liquid leakage device as claimed in claim 5, which is characterized in that the liquid-leaking nozzle (14) and electromagnetism valve opening (3)
The same side in hydraulic control unit ontology (1).
7. brake fluid liquid leakage device as claimed in claim 6, which is characterized in that the connecting hole (13) is set to the liquid-leaking nozzle
(14) in and close to the direction where accumulator hole (15).
8. the brake fluid liquid leakage device as described in any one in claim 1-7, which is characterized in that liquid-leaking nozzle (14) diameter, which is more than, to be connected
Connect hole (13) diameter.
9. a kind of hydraulic control unit, which is characterized in that including the brake fluid leakage dress described in any one in claim 1-8
It sets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820091830.3U CN208021436U (en) | 2018-01-19 | 2018-01-19 | A kind of brake fluid liquid leakage device and its hydraulic control unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820091830.3U CN208021436U (en) | 2018-01-19 | 2018-01-19 | A kind of brake fluid liquid leakage device and its hydraulic control unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208021436U true CN208021436U (en) | 2018-10-30 |
Family
ID=63901957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820091830.3U Active CN208021436U (en) | 2018-01-19 | 2018-01-19 | A kind of brake fluid liquid leakage device and its hydraulic control unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208021436U (en) |
-
2018
- 2018-01-19 CN CN201820091830.3U patent/CN208021436U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20201125 Granted publication date: 20181030 |
|
| PD01 | Discharge of preservation of patent | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20220216 Granted publication date: 20181030 |