CN208615934U - A kind of hydraulic braking master cylinder - Google Patents
A kind of hydraulic braking master cylinder Download PDFInfo
- Publication number
- CN208615934U CN208615934U CN201820760465.0U CN201820760465U CN208615934U CN 208615934 U CN208615934 U CN 208615934U CN 201820760465 U CN201820760465 U CN 201820760465U CN 208615934 U CN208615934 U CN 208615934U
- Authority
- CN
- China
- Prior art keywords
- piston
- diameter shaft
- sealing shroud
- sliding sleeve
- piston rod
- 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
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- Transmission Of Braking Force In Braking Systems (AREA)
Abstract
The utility model discloses a kind of hydraulic braking master cylinders, including main cylinder device, sliding sleeve is connected to piston apparatus in the main cylinder device, the piston apparatus includes piston rod, multi-diameter shaft, second sealing shroud, piston, first card slot, second card slot, pressure ring, protrusion, third sealing shroud, nut, bayonet lock, square pole, engaging lug and square groove, the piston rod is provided with multi-diameter shaft, the outside sliding sleeve of the multi-diameter shaft is connected to the second sealing shroud, the outside sliding sleeve of the multi-diameter shaft is connected to piston, the outside sliding sleeve of the multi-diameter shaft is connected to pressure ring, the pressure ring is provided with protrusion, the pressure ring is close to piston, the outside sliding sleeve of the multi-diameter shaft is connected to third sealing shroud, the multi-diameter shaft has been connected through a screw thread nut, the surface of the piston rod is fixedly connected with bayonet lock.The hydraulic braking master cylinder can prevent piston from relatively rotating with piston rod using piston apparatus, cause nut installation to loosen, structure is relatively reliable.
Description
Technical field
The utility model relates to automobile brake technical field, specially a kind of hydraulic braking master cylinder.
Background technique
Braking brake master cylinder is also referred to as braked main oily (gas), its main function is that brake fluid (or gas) is pushed to be transmitted to
Piston is pushed among each brake cylinder.The usual pump housing is a hydraulic main cylinder, is built-in with piston to push oil liquid.
But common piston is to carry out fastening installation to piston by nut, since piston rod and piston needs frequently exist
It is moved in cylinder body, locking nut has the risk loosened, causes piston rod to relatively rotate with piston, there are hidden for mounting structure
Suffer from.
Utility model content
The purpose of this utility model is to provide a kind of hydraulic braking master cylinders, to solve mentioned above in the background art ask
Topic.
To achieve the above object, the utility model provides the following technical solutions: a kind of hydraulic braking master cylinder, including master cylinder dress
Set, sliding sleeve is connected to piston apparatus in the main cylinder device, the piston apparatus include piston rod, multi-diameter shaft, the second sealing shroud,
Piston, the first card slot, the second card slot, pressure ring, protrusion, third sealing shroud, nut, bayonet lock, square pole, engaging lug and square groove,
The piston rod is provided with multi-diameter shaft, and the outside sliding sleeve of the multi-diameter shaft is connected to the second sealing shroud, the outside of the multi-diameter shaft
Sliding sleeve is connected to piston, and the outside sliding sleeve of the multi-diameter shaft is connected to pressure ring, and the pressure ring is provided with protrusion, the pressure ring and work
Patch is stoppered, the outside sliding sleeve of the multi-diameter shaft is connected to third sealing shroud, and the multi-diameter shaft has been connected through a screw thread nut, described
The surface of piston rod is fixedly connected with bayonet lock.
Preferably, the main cylinder device includes cylinder body, recirculation hole, connector, door, the first sealing shroud and end cap, the cylinder
Body is slidably socketed with piston, and the cylinder body is provided with recirculation hole and connector, and the upper end sliding sleeve of the cylinder body is connected to door, described
Door is slidably socketed with piston rod, and the upper end of the door is connected with the first sealing shroud, and first sealing shroud and piston rod are sliding
Dynamic socket, the upper end of the cylinder body has been connected through a screw thread end cap.
Preferably, the piston is provided with the first card slot and the second card slot, and first card slot and bayonet lock are clamped, and described the
Two draw-in groove and protrusion are clamped.
Preferably, the left side of the third sealing shroud is close to piston, the right side of the third sealing shroud and pressure ring
It is close to.
Preferably, the upper end of the piston rod is provided with square pole, and the outside sliding sleeve of the square pole is connected to engaging lug,
The engaging lug is provided with square groove, and the engaging lug and square pole are fastenedly connected by screw.
Compared with prior art, the utility model has the beneficial effects that the hydraulic braking master cylinder can using piston apparatus
It prevents piston from relatively rotating with piston rod, causes nut installation to loosen, structure is relatively reliable.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is enlarged drawing at a of the utility model.
In figure: 1 main cylinder device, 11 cylinder bodies, 12 recirculation holes, 13 connectors, 14 doors, 15 first sealing shrouds, 16 end caps, 2 are lived
Plug device, 21 piston rods, 22 multi-diameter shafts, 23 second sealing shrouds, 24 pistons, 25 first card slots, 26 second card slots, 27 pressure rings, 28
Protrusion, 29 third sealing shrouds, 210 nuts, 211 bayonet locks, 212 square poles, 213 engaging lugs, 214 square grooves.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
In the description of the present invention, it should be understood that term " longitudinal direction ", " transverse direction ", "upper", "lower", " preceding ",
The orientation or positional relationship of the instructions such as " rear ", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" be based on
Orientation or positional relationship shown in the drawings is merely for convenience of description the utility model, rather than the dress of indication or suggestion meaning
It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to the utility model
Limitation.
The utility model provides a kind of technical solution referring to FIG. 1-2: a kind of hydraulic braking master cylinder, including main cylinder device
1, main cylinder device 1 includes cylinder body 11, recirculation hole 12, connector 13, door 14, the first sealing shroud 15 and end cap 16, cylinder body 11 and work
Plug 24 is slidably socketed, and cylinder body 11 is provided with recirculation hole 12 and connector 13, and the upper end sliding sleeve of cylinder body 11 is connected to door 14, has branch
Support effect, door 14 are slidably socketed with piston rod 21, and the upper end of door 14 is connected with the first sealing shroud 15, have sealing function,
First sealing shroud 15 is slidably socketed with piston rod 21, and the upper end of cylinder body 11 has been connected through a screw thread end cap 16, is slided in main cylinder device 1
Dynamic to be socketed with piston apparatus 2, piston apparatus 2 includes piston rod 21, multi-diameter shaft 22, the second sealing shroud 23, piston 24, the first card slot
25, the second card slot 26, pressure ring 27, raised 28, third sealing shroud 29, nut 210, bayonet lock 211, square pole 212, engaging lug 213
With square groove 214, piston rod 21 is provided with multi-diameter shaft 22, and the outside sliding sleeve of multi-diameter shaft 22 is connected to the second sealing shroud 23, has
Sealing function, the outside sliding sleeve of multi-diameter shaft 22 are connected to piston 24, and piston 24 is provided with the first card slot 25 and the second card slot 26, the
One card slot 25 is clamped with bayonet lock 211, and the second card slot 26 is clamped with protrusion 28, and the outside sliding sleeve of multi-diameter shaft 22 is connected to pressure ring 27,
With pressuring action, pressure ring 27 is provided with protrusion 28, has positioning action, and pressure ring 27 is close to piston 24, outside multi-diameter shaft 22
Slideslip is socketed with third sealing shroud 29, has sealing function, and the left side of third sealing shroud 29 is close to piston 24, and third is close
The right side of big envelope 29 is close to pressure ring 27, and multi-diameter shaft 22 has been connected through a screw thread nut 210, has locking effect, piston rod
21 surface is fixedly connected with bayonet lock 211, has positioning action, the upper end of piston rod 21 is provided with square pole 212, square pole
212 outside sliding sleeve is connected to engaging lug 213, and engaging lug 213 is provided with square groove 214, and engaging lug 213 and square pole 212 are logical
Screw is crossed to be fastenedly connected.
When the utility model is specifically implemented: when needing to install piston apparatus 2, first by the second sealing shroud 23 and multi-diameter shaft
22 are slidably socketed, and are then slidably socketed piston 24 and multi-diameter shaft 22, and the first card slot 25 of piston 24 is blocked with bayonet lock 211
It connects, then third sealing shroud 29 is socketed on to the right end of piston 24, be then again slidably socketed pressure ring 27 and multi-diameter shaft 22, and make
Raised 28 with second card slot 26 clamping, then nut 210 is connect with multi-diameter shaft 22 by screw threads for fastening, can be by piston 24
It is placed in cylinder body 11, is then slidably socketed door 14 and cylinder body 11, and be slidably socketed with piston rod 21, then by the first sealing shroud
15 are slidably socketed with piston rod 21, and engage with door 14, are then slidably socketed end cap 16 and piston rod 21, can be by end cap
16 are connect with cylinder body 11 by screw threads for fastening, then the square groove 214 of engaging lug 213 is slidably socketed with square pole 212, then uses
Screw fastening, can be completed installation；When piston rod 21 and piston 24 frequently move in cylinder body 11, due to 211 pairs of work of bayonet lock
Plug 24 is limited, and piston 24 and piston rod 21 can not relatively rotate, the protrusion 28 of pressure ring 27 and the second card of piston 24
Slot 26 is clamped, therefore pressure ring 27 can not also rotate, and not will lead to the rotation of nut 210 and is loosened, installs relatively reliable.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of hydraulic braking master cylinder, including main cylinder device (1), it is characterised in that: the interior sliding sleeve of the main cylinder device (1) is connected to
Piston apparatus (2), the piston apparatus (2) include piston rod (21), multi-diameter shaft (22), the second sealing shroud (23), piston (24),
First card slot (25), the second card slot (26), pressure ring (27), raised (28), third sealing shroud (29), nut (210), bayonet lock
(211), square pole (212), engaging lug (213) and square groove (214), the piston rod (21) are provided with multi-diameter shaft (22), institute
The outside sliding sleeve for stating multi-diameter shaft (22) is connected to the second sealing shroud (23), and the outside sliding sleeve of the multi-diameter shaft (22) is connected to piston
(24), the outside sliding sleeve of the multi-diameter shaft (22) is connected to pressure ring (27), and the pressure ring (27) is provided with raised (28), the pressure
Ring (27) is close to piston (24), and the outside sliding sleeve of the multi-diameter shaft (22) is connected to third sealing shroud (29), the multi-diameter shaft
(22) it has been connected through a screw thread nut (210), the surface of the piston rod (21) is fixedly connected with bayonet lock (211).
2. a kind of hydraulic braking master cylinder according to claim 1, it is characterised in that: the main cylinder device (1) includes cylinder body
(11), recirculation hole (12), connector (13), door (14), the first sealing shroud (15) and end cap (16), the cylinder body (11) and piston
(24) it is slidably socketed, the cylinder body (11) is provided with recirculation hole (12) and connector (13), the upper end sliding sleeve of the cylinder body (11)
It is connected to door (14), the door (14) is slidably socketed with piston rod (21), and it is close that the upper end of the door (14) is connected with first
Big envelope (15), first sealing shroud (15) are slidably socketed with piston rod (21), and the upper end of the cylinder body (11) is connected by screw thread
It is connected to end cap (16).
3. a kind of hydraulic braking master cylinder according to claim 1, it is characterised in that: the piston (24) is provided with the first card
Slot (25) and the second card slot (26), first card slot (25) and bayonet lock (211) are clamped, second card slot (26) and protrusion
(28) it is clamped.
4. a kind of hydraulic braking master cylinder according to claim 1, it is characterised in that: the left end of the third sealing shroud (29)
Face is close to piston (24), and the right side of the third sealing shroud (29) is close to pressure ring (27).
5. a kind of hydraulic braking master cylinder according to claim 1, it is characterised in that: the upper end of the piston rod (21) is arranged
Have square pole (212), the outside sliding sleeve of the square pole (212) is connected to engaging lug (213), engaging lug (213) setting
Have square groove (214), the engaging lug (213) is fastenedly connected with square pole (212) by screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820760465.0U CN208615934U (en) | 2018-05-22 | 2018-05-22 | A kind of hydraulic braking master cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820760465.0U CN208615934U (en) | 2018-05-22 | 2018-05-22 | A kind of hydraulic braking master cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208615934U true CN208615934U (en) | 2019-03-19 |
Family
ID=65700589
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820760465.0U Expired - Fee Related CN208615934U (en) | 2018-05-22 | 2018-05-22 | A kind of hydraulic braking master cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208615934U (en) |
-
2018
- 2018-05-22 CN CN201820760465.0U patent/CN208615934U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190319 Termination date: 20200522 |