CN211617661U

CN211617661U - Aluminum alloy brake master cylinder

Info

Publication number: CN211617661U
Application number: CN202020131058.0U
Authority: CN
Inventors: 董玉生; 董剑超
Original assignee: Tangshan Longmarch Automobile Accessories Co ltd
Current assignee: Tangshan Longmarch Automobile Accessories Co ltd
Priority date: 2020-01-20
Filing date: 2020-01-20
Publication date: 2020-10-02
Anticipated expiration: 2030-01-20

Abstract

The utility model discloses an aluminum alloy braking master cylinder, including the nozzle stub, the right-hand member intercommunication of nozzle stub has the flange, the left side of nozzle stub is equipped with extrusion mechanism, extrusion mechanism is including violently managing, vulcanized rubber pad, branch and fixture block. This aluminum alloy brake master cylinder, have the practicality, through vulcanized rubber pad, cooperation between nozzle stub and the nozzle stub, make this aluminum alloy brake master cylinder not only need not use external oil storage device, greatly reduced the volume of this aluminum alloy brake master cylinder, and need not use the piston as oil pressure adjusting device, the higher problem of piston part technical requirement has been avoided, can greatly reduced brake master cylinder's manufacturing cost, and the manufacturing process is simple, low to the machining precision requirement, be fit for batch production, through the thick pipe, the kelly, thin pole, the cooperation between baffle and the second spring, make this aluminum alloy brake master cylinder convenient to detach, consequently when this aluminum alloy brake master cylinder damages, make things convenient for the operating personnel to maintain.

Description

Aluminum alloy brake master cylinder

Technical Field

The utility model relates to a brake master cylinder technical field specifically is an aluminum alloy brake master cylinder.

Background

The brake master cylinder is divided into a single-cavity type and a double-cavity type and is respectively used for a single-loop hydraulic brake system and a double-loop hydraulic brake system.

However, in the process of using the aluminum alloy brake master cylinder in the prior art, an external oil storage device is required to be matched for use, so that the volume is large, the piston part is movable and needs to be sealed, the production technical requirement is high, the problem of untight sealing is easy to occur, and once the piston part is damaged, the maintenance is inconvenient, and a large amount of time is wasted while the inconvenience is brought to operators.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an aluminum alloy braking master cylinder to the in-process that the aluminum alloy braking master cylinder who proposes among the prior art in solving above-mentioned background art uses in the cooperation of needs external oil storage device, therefore the volume is great, and because the piston part is the activity and need guarantee sealed, consequently production technical requirement is higher, and the problem of the not tight problem of sealing appears easily.

In order to achieve the above object, the utility model provides a following technical scheme: an aluminum alloy brake master cylinder comprises a short pipe, wherein the right end of the short pipe is communicated with a flange, and the left side of the short pipe is provided with an extrusion mechanism;

the extrusion mechanism comprises a transverse pipe, a vulcanized rubber pad, a support rod and a clamping block;

violently manage the inner wall right side and support tightly with vulcanized rubber pad's left side, vulcanized rubber pad's side is all interference fit from top to bottom has a branch, the left end of branch is in the same place with the right side fixed connection of violently managing, the outer wall of branch and the left side internal surface clearance fit of nozzle stub, vulcanized rubber pad's right side and the left side of nozzle stub support tightly, vulcanized rubber pad's left end fixedly connected with fixture block.

Preferably, the bottom of the front surface of the short pipe is provided with two through holes.

Preferably, the outer wall of the short pipe is level with the outer wall of the transverse pipe.

Preferably, a connecting piece is arranged inside the transverse pipe;

the connecting piece comprises a sleeve, a long rod, a check ring, a first spring, a cover body, an inner hexagon bolt and a support;

the utility model discloses a telescopic structure, including telescopic inner wall and the outer wall joint of fixture block, telescopic inner wall left side and the outer wall right-hand member threaded connection of stock are in the same place, the outer wall clearance fit of stock has the retaining ring, the outer wall of retaining ring is in the same place with the inner wall welding of violently managing, the outer wall of stock is equipped with the lid, the outer wall right side of lid and the inner wall interference fit of violently managing, the lid passes through hexagon socket head cap screw and violently manages fixed connection together, the outer wall of stock has cup jointed first spring, both ends respectively offset tightly with the left side of stock and retaining ring about first spring, the left end fixedly connected with support of stock.

Preferably, the outer wall of the cover body is flush with the outer wall of the transverse pipe.

Preferably, the outer wall of the short pipe is provided with a fixing mechanism;

the fixing mechanism comprises a thick pipe, a clamping rod, a thin rod, a baffle, a second spring and a rubber ring;

the inner wall left side of thick pipe and the outer wall clearance fit of violently managing, the inside of violently managing is equal fixedly connected with pin from top to bottom, the one end of pin is in the same place with the outer wall fixed connection of nozzle stub, the outer wall of pin and the inner wall clearance fit of kelly, the end of kelly is in the same place with the inner wall joint of thick pipe, the outer wall right side fixedly connected with baffle of kelly, the bottom of baffle is in the same place with the top fixed connection of second spring, the bottom of second spring is in the same place with the outer wall fixed connection of nozzle stub, the inner wall right side of thick pipe and the outer wall interference fit of rubber circle, the inner wall of rubber circle is in the same place with the outer wall joint of nozzle stub.

Compared with the prior art, the beneficial effects of the utility model are that: this aluminum alloy braking master cylinder, simple structure not only, the operation is effectual to the structure is very novel, when remedying prior art not enough, has the practicality, and its concrete beneficial effect is as follows:

through the cooperation between vulcanize rubber pad, nozzle stub and the nozzle stub for this aluminum alloy braking master cylinder not only need not use external oil storage device, greatly reduced this aluminum alloy braking master cylinder's volume, and need not use the piston as oil pressure adjusting device, avoided the higher problem of piston part technical requirement, can greatly reduced braking master cylinder's manufacturing cost, and the manufacturing process is simple, and is low to the machining precision requirement, is fit for batch production.

Through the cooperation between thick pipe, kelly, thin pole, baffle and the second spring for this aluminum alloy braking master cylinder convenient to detach, consequently when this aluminum alloy braking master cylinder damaged, made things convenient for the operation personnel to maintain, reduced the waste of time.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a connection relationship between the first spring, the cover and the socket head cap screw in FIG. 1;

FIG. 3 is a schematic view showing the connection relationship between the sleeve, the rod and the vulcanized rubber pad in FIG. 1;

fig. 4 is a schematic view of the connection relationship between the thick pipe, the clamping rod and the rubber ring in fig. 3.

In the figure: 1. the device comprises an extrusion mechanism, 101, a transverse pipe, 102, a vulcanized rubber pad, 103, a support rod, 104, a clamping block, 2, a fixing mechanism, 201, a thick pipe, 202, a clamping rod, 203, a thin rod, 204, a baffle plate, 205, a second spring, 206, a rubber ring, 3, a connecting piece, 301, a sleeve, 302, a long rod, 303, a retaining ring, 304, a first spring, 305, a cover body, 306, an inner hexagon bolt, 307, a support, 4, a short pipe, 5, a through hole, 6 and a flange.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: an aluminum alloy brake master cylinder comprises a short pipe 4, the short pipe 4, a flange 6, a transverse pipe 101 and a thick pipe 201 which are made of aluminum alloy, the right end of the short pipe 4 is communicated with the flange 6, the short pipe 4 is conveniently communicated with an external oil pipe through the flange 6, the left side of the short pipe 4 is provided with an extrusion mechanism 1, the extrusion mechanism 1 comprises the transverse pipe 101, a vulcanized rubber pad 102, a support rod 103 and a fixture block 104, the right side of the inner wall of the transverse pipe 101 is tightly abutted to the left side of the vulcanized rubber pad 102, the oil inside the transverse pipe 101 is extruded through the deformation of the vulcanized rubber pad 102, the upper part and the lower part of the side of the vulcanized rubber pad 102 are in interference fit with each other, the support rod 103 plays a limiting role on the vulcanized rubber pad 102, the left end of the support rod 103 is fixedly connected with the right side of the transverse pipe 101, the outer wall of the, the left end of the vulcanized rubber pad 102 is fixedly connected with a clamping block 104, the vulcanized rubber pad 102 is conveniently connected with the sleeve 301 through the clamping block 104, two through holes 5 are formed in the bottom of the front face of the short pipe 4, and the outer wall of the short pipe 4 is flush with the outer wall of the transverse pipe 101.

The connecting piece 3 is arranged in the transverse pipe 101, the connecting piece 3 comprises a sleeve 301, a long rod 302, a check ring 303, a first spring 304, a cover body 305, an inner hexagonal bolt 306 and a support 307, the inner wall of the sleeve 301 is clamped with the outer wall of a clamping block 104, the left side of the inner wall of the sleeve 301 is in threaded connection with the right end of the outer wall of the long rod 302, the sleeve 301 has a connection effect on the long rod 302 and the clamping block 104, the check ring 303 is in clearance fit with the outer wall of the long rod 302, the check ring 303 has a limiting effect on the right end of the first spring 304, the outer wall of the check ring 303 is welded with the inner wall of the transverse pipe 101, the outer wall of the long rod 302 is provided with the cover body 305, the cover body 305 has a sealing effect on the sleeve 301, the right side of the outer wall of the cover body 305 is in interference fit with the inner wall of the transverse pipe 101, the cover body 305 is fixedly connected, and then guarantee that vulcanized rubber pad 102's right side is the indent, and its left side is protruding type, and the left and right ends of first spring 304 respectively with stock 302 and the left side of retaining ring 303 prop tightly, the left end fixedly connected with support 307 of stock 302, the outer wall of lid 305 is level and level with the outer wall of violently managing 101.

The outer wall of the short pipe 4 is provided with a fixing mechanism 2, the fixing mechanism 2 comprises a thick pipe 201, a clamping rod 202, a thin rod 203, a baffle 204, a second spring 205 and a rubber ring 206, the left side of the inner wall of the thick pipe 201 is in clearance fit with the outer wall of the transverse pipe 101, the thick pipe 201 is in cooperation with the clamping rod 202, the short pipe 4 and the transverse pipe 101 are fixed, the vulcanized rubber gasket 102 can be clamped between the thick pipe 201 and the transverse pipe 101, the thin rod 203 is fixedly connected to the upper portion and the lower portion of the inner portion of the transverse pipe 101, the thin rod 203 is in limiting effect on the clamping rod 202, one end of the thin rod 203 is fixedly connected with the outer wall of the short pipe 4, the outer wall of the thin rod 203 is in clearance fit with the inner wall of the clamping rod 202, the tail end of the clamping rod 202 is clamped with the inner wall of the thick pipe 201, the baffle 204 is fixedly connected to the right side of the outer wall of the clamping rod 202, the bottom of the second spring 205 is fixedly connected with the outer wall of the short pipe 4, the right side of the inner wall of the thick pipe 201 is in interference fit with the outer wall of the rubber ring 206, the rubber ring 204 plays a role in sealing between the thick pipe 201 and the short pipe 4, and the inner wall of the rubber ring 206 is connected with the outer wall of the short pipe 4 in a clamping manner.

When the aluminum alloy brake master cylinder is used, the aluminum alloy brake master cylinder is fixed with a vehicle body through the through hole 5, then the support 307 is connected with an external driving device, the support 307 can drive the long rod 302 to move rightwards and restore the original position under the control of the external driving device, the short pipe 4 is connected with an external oil pipe through the flange 6 communicated with the right end of the short pipe 4, the external oil pipe and the short pipe 4 are filled with oil, when the aluminum alloy brake master cylinder works, once the external driving device drives the support 307 to move rightwards, the support 307 drives the long rod 302 to move rightwards, the long rod 302 pushes the vulcanized rubber pad 102 to bend rightwards through the sleeve 301, and the space formed by the vulcanized rubber pad 102 and the short pipe 4 is reduced, so that the hydraulic oil in the short pipe 4 flows into the external oil pipe through the flange 6, and then the external brake is driven by the oil in the oil pipe, therefore, it is not described in detail here that the first spring 304 is compressed, when the external driving device removes the external force on the bracket 307, at this time under the effect of the first spring 304, the long rod 302 moves leftward, and then pulls the vulcanized rubber pad 102 to recover the original position through the cooperation between the sleeve 301 and the clamping block 104, so that the oil inside the external oil pipe flows back into the short pipe 4, the braking on the automobile is stopped, when the aluminum alloy braking master cylinder needs to be maintained, the rubber ring 206 is taken down, then the baffle 204 is pressed, the baffle 204 compresses the second spring 205, at this time, the baffle 204 drives the clamping rod 202 to slide along the outer wall of the thin rod 203, so that the clamping rod 202 is separated from the thick pipe 201, at this time, the thick pipe 201 slides leftward along the outer wall of the horizontal pipe 101, and then the short pipe 4 is separated from the horizontal pipe 101.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an aluminum alloy brake master cylinder, includes nozzle stub (4), its characterized in that: the right end of the short pipe (4) is communicated with a flange (6), and the left side of the short pipe (4) is provided with an extrusion mechanism (1);

the extrusion mechanism (1) comprises a transverse pipe (101), a vulcanized rubber pad (102), a support rod (103) and a fixture block (104);

violently manage (101) inner wall right side and the left side of vulcanite pad (102) and offset tightly, all interference fit has branch (103) about the side of vulcanite pad (102), the left end of branch (103) is in the same place with the right side fixed connection who violently manages (101), the outer wall of branch (103) and the left side internal surface clearance fit of nozzle stub (4), the right side of vulcanite pad (102) and the left side of nozzle stub (4) offset tightly, the left end fixedly connected with fixture block (104) of vulcanite pad (102).

2. The aluminum alloy brake master cylinder according to claim 1, characterized in that: two through holes (5) are formed in the bottom of the front face of the short pipe (4).

3. The aluminum alloy brake master cylinder according to claim 1, characterized in that: the outer wall of the short pipe (4) is level with the outer wall of the transverse pipe (101).

4. The aluminum alloy brake master cylinder according to claim 1, characterized in that: a connecting piece (3) is arranged inside the transverse pipe (101);

the connecting piece (3) comprises a sleeve (301), a long rod (302), a check ring (303), a first spring (304), a cover body (305), an inner hexagon bolt (306) and a support (307);

the inner wall of sleeve (301) is in the same place with the outer wall joint of fixture block (104), the inner wall left side of sleeve (301) is in the same place with the outer wall right-hand member threaded connection of stock (302), the outer wall clearance fit of stock (302) has retaining ring (303), the outer wall of retaining ring (303) is in the same place with the inner wall welding of violently managing (101), the outer wall of stock (302) is equipped with lid (305), the outer wall right side of lid (305) and the inner wall interference fit of violently managing (101), lid (305) are in the same place through interior hex bolts (306) and violently managing (101), the outer wall of stock (302) has cup jointed first spring (304), both ends respectively prop tightly with the left side of stock (302) and retaining ring (303) about first spring (304), the left end fixedly connected with support (307) of stock (302).

5. The aluminum alloy brake master cylinder according to claim 4, wherein: the outer wall of the cover body (305) is level with the outer wall of the transverse pipe (101).

6. The aluminum alloy brake master cylinder according to claim 1, characterized in that: the outer wall of the short pipe (4) is provided with a fixing mechanism (2);

the fixing mechanism (2) comprises a thick pipe (201), a clamping rod (202), a thin rod (203), a baffle plate (204), a second spring (205) and a rubber ring (206);

the left side of the inner wall of the thick pipe (201) is in clearance fit with the outer wall of the transverse pipe (101), thin rods (203) are fixedly connected with the upper part and the lower part of the inner part of the transverse pipe (101), one end of the thin rod (203) is fixedly connected with the outer wall of the short pipe (4), the outer wall of the thin rod (203) is in clearance fit with the inner wall of the clamping rod (202), the tail end of the clamping rod (202) is clamped with the inner wall of the thick pipe (201), the right side of the outer wall of the clamping rod (202) is fixedly connected with a baffle plate (204), the bottom of the baffle plate (204) is fixedly connected with the top of a second spring (205), the bottom of the second spring (205) is fixedly connected with the outer wall of the short pipe (4), the right side of the inner wall of the thick pipe (201) is in interference fit with the outer wall of the rubber ring (206), the inner wall of the rubber ring (206) is clamped with the outer wall of the short pipe (4).