CN219339433U

CN219339433U - Brake valve

Info

Publication number: CN219339433U
Application number: CN202320422496.6U
Authority: CN
Inventors: 王洪亮; 屠立红; 黄国栋; 王平; 汤柏棋
Original assignee: Zhejiang Hongliang Auto Parts Co ltd
Current assignee: Zhejiang Hongliang Auto Parts Co ltd
Priority date: 2023-03-02
Filing date: 2023-03-02
Publication date: 2023-07-14
Anticipated expiration: 2033-03-02

Abstract

The utility model discloses a brake valve, which comprises a valve body, wherein a sealing component is arranged at the top of the valve body, a filtering component is arranged at the top of a valve cover, the filtering component comprises a first air inlet pipe, a second air inlet pipe, internal threads, external threads, a supporting block, a filter screen and a mounting bolt, a cavity is formed in the valve body, a piston is connected with the inner wall of the cavity in a sliding manner, a rubber ring is arranged on the outer wall of the piston, and a reset spring is fixedly connected with the inner wall of the cavity. This brake valve is provided with first intake pipe, second intake pipe, internal thread, external screw thread, supporting shoe, filter screen and mounting bolt, can install and change the filter screen through dismantling the second intake pipe, can effectually block impurity entering into the cavity and cause the damage through being provided with the filter screen, and the design of filter screen shape can effectually prevent to block up, avoids brake valve braking inefficacy, simple structure facilitate the use.

Description

Brake valve

Technical Field

The utility model relates to the technical field of brake valves, in particular to a brake valve.

Background

The automobile brake pipeline comprises an air storage cylinder, a connector, a galvanized double-layer coiled welded steel pipe, a brake valve and the like, the automobile brake valve is divided into an air brake valve and a hydraulic brake valve, the normal operation of the brake valve is significant for parking, and the automobile brake pipeline provides technical support for the stable braking of an automobile.

The prior art publication No. CN217778596U provides a brake valve convenient to install, the device is that the brake valve is fixed on the automobile steel frame through four jack I and eight jack II, the stability of the brake valve is improved, the firmness of the brake valve is enhanced, the problems of bolt collapse, falling off and the like are reduced, the brake valve is fixed on the automobile steel frame through the jack I, the protection sleeve is used for protecting and relieving the impact on the outer wall of the air hole to a certain extent, then the jack II is penetrated through the screw, the limiting plate II is fixed on the steel frame in an auxiliary manner, the installation strength of the brake valve is realized, the protection of the brake valve is enhanced, but the prior art CN217778596U patent does not have the function of filtering impurities to prevent blockage, impurities cannot be effectively filtered, and blockage cannot be effectively prevented, so that the brake valve is needed.

Disclosure of Invention

The present utility model is directed to a brake valve that solves the above-mentioned problems of the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a brake valve, includes the valve body, the top of valve body is provided with seal assembly, seal assembly includes valve gap, fixing bolt, seal groove, sealing washer, oil seal groove and oil seal circle, the top of valve gap is provided with filter assembly, filter assembly includes first intake pipe, second intake pipe, internal thread, external screw thread, supporting shoe, filter screen and mounting bolt, the cavity has been seted up to the inside of valve body, and the inner wall sliding connection of cavity has the piston, the outer wall of piston is provided with the rubber circle, the inner wall fixedly connected with reset spring of cavity.

Preferably, the top bolted connection of valve body has the valve gap, and the top of valve gap is provided with fixing bolt, the valve body passes through fixing bolt and valve gap constitution fixed knot constructs, and fixing bolt's one end screw thread passes the valve gap and stretches into the valve body internal connection.

Preferably, the sealing groove has been seted up to the outer wall of valve gap, and the inner wall joint of sealing groove has the sealing washer, the outer wall shape size of sealing washer and the inner wall shape size phase-match of sealing groove, and the outer wall of sealing washer laminating with the inner wall of sealing groove.

Preferably, the oil seal groove has been seted up to the outer wall of valve gap, and the inner wall joint in oil seal groove has the oil seal circle, the outer wall shape size of oil seal circle and the inner wall shape size phase-match in oil seal groove, and the outer wall of oil seal circle is laminated with the inner wall in oil seal groove mutually.

Preferably, the inner wall fixedly connected with first intake pipe of valve gap, and the inner wall threaded connection of first intake pipe has the second intake pipe, the internal thread has been seted up to the inner wall of first intake pipe, the external screw thread has been seted up to the outer wall of second intake pipe, first intake pipe constitutes the helicitic texture through internal screw thread and second intake pipe, and the one end of second intake pipe stretches into first intake pipe internal phase.

Preferably, the inner wall fixedly connected with supporting shoe of first intake pipe, and the outer wall bolted connection of supporting shoe has the filter screen, the outer wall shape size of filter screen and the inner wall shape size assorted of supporting shoe, and the outer wall of filter screen laminates with the inner wall of supporting shoe.

Preferably, the outer wall of the filter screen is provided with a mounting bolt, the supporting block and the filter screen form a fixed structure through the mounting bolt, and one end thread of the mounting bolt penetrates through the filter screen to extend into the supporting block to be connected.

Compared with the prior art, the utility model has the beneficial effects that: in the case of a brake valve of the type described,

(1) The filter screen is provided with the first air inlet pipe, the second air inlet pipe, the internal threads, the external threads, the supporting blocks, the filter screen and the mounting bolts, the filter screen can be mounted and replaced by disassembling the second air inlet pipe, the filter screen can effectively prevent impurities from entering the cavity to cause damage, the filter screen can be effectively prevented from being blocked by the design of the shape of the filter screen, the brake failure of the brake valve is avoided, and the structure is simple and convenient to use;

(2) Be provided with valve gap, fixing bolt, seal groove, sealing washer, oil seal groove and oil seal circle, through being provided with fixing bolt, can be fine fix the valve gap on the valve body, through being provided with the sealing washer, strengthened the sealed effect of valve gap, through being provided with the oil seal circle, promoted holistic sealed effect, make sealed better, can effectual leak protection gas.

Drawings

FIG. 1 is a schematic diagram of a front view structure of the present utility model;

FIG. 2 is a schematic view of the valve body and the valve cover of the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 2A according to the present utility model;

FIG. 4 is an enlarged schematic view of the structure of FIG. 2B according to the present utility model;

fig. 5 is a schematic structural diagram of a first air inlet pipe and a second air inlet pipe according to the present utility model.

In the figure: 1. a valve body; 2. a seal assembly; 201. a valve cover; 202. a fixing bolt; 203. sealing grooves; 204. a seal ring; 205. an oil seal groove; 206. an oil seal ring; 3. a filter assembly; 301. a first air inlet pipe; 302. a second air inlet pipe; 303. an internal thread; 304. an external thread; 305. a support block; 306. a filter screen; 307. installing a bolt; 4. a cavity; 5. a piston; 6. a rubber ring; 7. and a return spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1, 2 and 3, the present utility model provides the following technical solutions: a brake valve comprises a valve body 1, a sealing component 2 is arranged at the top of the valve body 1, the sealing component 2 comprises a valve cover 201, a fixing bolt 202, a sealing groove 203, a sealing ring 204, an oil sealing groove 205 and an oil sealing ring 206, the valve cover 201 is connected with the top bolt of the valve body 1, the fixing bolt 202 is arranged at the top of the valve cover 201, the valve body 1 and the valve cover 201 form a fixing structure through the fixing bolt 202, one end thread of the fixing bolt 202 penetrates through the valve cover 201 to extend into the valve body 1 to be connected, the connecting effect between the valve body 1 and the fixing bolt 202 and the valve cover 201 is enhanced, the fixing bolt 202 can better exert the effect of the fixing bolt 202, the valve body 1 and the valve cover 201 can be well fixed together, an installer can detach the fixing bolt 202, the valve cover 201 can replace the rubber ring 6 on the piston 5, the sealing groove 203 is arranged on the outer wall of the valve cover 201, the inner wall of the sealing groove 203 is clamped with the sealing ring 204, the shape and the size of the outer wall of the sealing ring 204 are matched with those of the inner wall of the sealing groove 203, the outer wall of the sealing ring 204 is attached to the inner wall of the sealing groove 203, the connection effect between the sealing ring 204 and the sealing groove 203 is enhanced, the sealing ring 204 can be better arranged on the sealing groove 203, the sealing ring 204 can exert better sealing effect, the outer wall of the valve cover 201 is provided with the oil seal groove 205, the inner wall of the oil seal groove 205 is clamped with the oil seal ring 206, the shape and the size of the outer wall of the oil seal ring 206 are matched with those of the inner wall of the oil seal groove 205, the connection effect between the oil seal ring 206 and the oil seal groove 205 is enhanced, the oil seal ring 206 is better arranged on the oil seal groove 205, the oil seal ring 206 can better exert sealing effect, the fixing bolt 202 is arranged, the valve cover 201 can be well fixed on the valve body 1, the sealing effect of the valve cover 201 is enhanced by the sealing ring 204, and the integral sealing effect is improved by the oil sealing ring 206, so that the sealing is better, and the air leakage can be effectively prevented.

Referring to fig. 1, 2, 4 and 5, a filter assembly 3 is disposed at the top of a valve cover 201, the filter assembly 3 includes a first air inlet pipe 301, a second air inlet pipe 302, internal threads 303, external threads 304, a supporting block 305, a filter screen 306 and a mounting bolt 307, a cavity 4 is disposed in the valve body 1, the inner wall of the cavity 4 is slidably connected with a piston 5, a rubber ring 6 is disposed on the outer wall of the piston 5, a return spring 7 is fixedly connected to the inner wall of the cavity 4, a first air inlet pipe 301 is fixedly connected to the inner wall of the valve cover 201, a second air inlet pipe 302 is screwed to the inner wall of the first air inlet pipe 301, internal threads 303 are disposed on the inner wall of the first air inlet pipe 301, external threads 304 are disposed on the outer wall of the second air inlet pipe 302, the first air inlet pipe 301 and the second air inlet pipe 302 form a threaded structure through the internal threads 303, and one end of the second air inlet pipe 302 extends into the first air inlet pipe 301 for connection, the connection effect between the first air inlet pipe 301 and the second air inlet pipe 302 is enhanced, so that maintenance personnel can better dismount the second air inlet pipe 302, the maintenance personnel can clean and replace the filter screen 306 conveniently, the inner wall of the first air inlet pipe 301 is fixedly connected with the support block 305, the outer wall of the support block 305 is connected with the filter screen 306 through bolts, the shape and the size of the outer wall of the filter screen 306 are matched with those of the inner wall of the support block 305, the outer wall of the filter screen 306 is attached to the inner wall of the support block 305, the connection effect between the filter screen 306 and the support block 305 is enhanced, the filter screen 306 can be well installed on the support block 305, the outer wall of the filter screen 306 is provided with the installation bolt 307, the support block 305 and the filter screen 306 form a fixed structure through the installation bolt 307, one end thread of the installation bolt 307 penetrates the filter screen 306 to extend into the support block 305 to be connected, the connecting effect between the supporting block 305 and the mounting bolt 307 and the filter screen 306 is enhanced, the mounting bolt 307 can well mount the filter screen 306 on the supporting block 305, impurities can be effectively prevented from entering the cavity 4 to cause damage through the filter screen 306, the filter screen 306 can be effectively prevented from being blocked by the design, the brake failure of the brake valve is avoided, and the structure is simple and the use is convenient.

Working principle: when the brake valve is used, firstly, air enters the cavity 4 in the valve body 1 through the first air inlet pipe 301 and the second air inlet pipe 302, in the process, the air is effectively filtered by the filter screen 306, impurities are blocked outside, then clean air enters the cavity 4 to enable the piston 5 to move downwards, when the air is pressed into the air outlet of the valve body 1 by the piston 5 to flow out, when the rubber ring 6 on the piston 5 needs to be replaced, the fixing bolt 202 can be detached, the valve cover 201 is taken out, then a maintainer takes out the piston 5, the rubber ring 6 is replaced, then the piston 5 is installed back, the valve cover 201 is covered on the valve body 1, the fixing bolt 202 is used for fixing, the sealing effect of the valve cover 201 is enhanced, the integral sealing effect is improved through the oil seal ring 206, the sealing effect is improved, the air leakage can be effectively prevented, when the filter screen 306 needs to be replaced or cleaned, the second air inlet pipe 302 can be screwed for disassembly, then the mounting bolt 307 is detached for replacement, the filter screen 306 is replaced, then the filter screen 306 is replaced, the filter screen 306 is reinstalled, the filter screen 306 is installed on the valve cover 306, and the filter screen is well mounted by the aid of the filter screen 306, the filter screen is well-mounted by the aid of the filter screen 306, the filter screen is prevented from being completely failed to be completely damaged by the aid of the filter screen, and the filter screen is prevented from being completely fixed by the filter screen 306, and the filter screen is completely fixed by the filter screen 306, and the filter cover is well has a special structure, and the filter cover structure, and the filter valve can be well has no easy to be completely damaged by the filter screen and can be completely and well by the filter valve.

The terms "center," "longitudinal," "transverse," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used for descriptive simplicity and convenience only and not as an indication or implying that the apparatus or element being referred to must have a particular orientation, be constructed and operated for a particular orientation, based on the orientation or positional relationship illustrated in the drawings, and thus should not be construed as limiting the scope of the present utility model.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. Brake valve, comprising a valve body (1), characterized in that: the top of valve body (1) is provided with sealing component (2), sealing component (2) are including valve gap (201), fixing bolt (202), seal groove (203), sealing washer (204), oil seal groove (205) and oil seal circle (206), the top of valve gap (201) is provided with filtering component (3), filtering component (3) are including first intake pipe (301), second intake pipe (302), internal thread (303), external screw thread (304), supporting shoe (305), filter screen (306) and mounting bolt (307), cavity (4) have been seted up to the inside of valve body (1), and the inner wall sliding connection of cavity (4) has piston (5), the outer wall of piston (5) is provided with rubber circle (6), the inner wall fixedly connected with reset spring (7) of cavity (4).

2. A brake valve according to claim 1, wherein: the top bolted connection of valve body (1) has valve gap (201), and the top of valve gap (201) is provided with fixing bolt (202), valve body (1) constitutes fixed knot through fixing bolt (202) and valve gap (201), and the one end screw thread of fixing bolt (202) passes valve gap (201) and stretches into valve body (1) internal connection.

3. A brake valve according to claim 1, wherein: the outer wall of valve gap (201) has seted up seal groove (203), and the inner wall joint of seal groove (203) has sealing washer (204), the outer wall shape size of sealing washer (204) and the inner wall shape size phase-match of seal groove (203), and the outer wall of sealing washer (204) is laminated with the inner wall of seal groove (203).

4. A brake valve according to claim 1, wherein: an oil seal groove (205) is formed in the outer wall of the valve cover (201), an oil seal ring (206) is clamped on the inner wall of the oil seal groove (205), the shape and the size of the outer wall of the oil seal ring (206) are matched with those of the inner wall of the oil seal groove (205), and the outer wall of the oil seal ring (206) is attached to the inner wall of the oil seal groove (205).

5. A brake valve according to claim 1, wherein: the inner wall fixedly connected with first intake pipe (301) of valve gap (201), and the inner wall threaded connection of first intake pipe (301) has second intake pipe (302), internal thread (303) have been seted up to the inner wall of first intake pipe (301), external screw thread (304) have been seted up to the outer wall of second intake pipe (302), first intake pipe (301) constitute the helicitic texture through internal screw thread (303) and second intake pipe (302), and the one end of second intake pipe (302) stretches into first intake pipe (301) internal connection.

6. A brake valve according to claim 1, wherein: the inner wall fixedly connected with supporting shoe (305) of first intake pipe (301), and the outer wall bolted connection of supporting shoe (305) has filter screen (306), the outer wall shape size of filter screen (306) and the inner wall shape size assorted of supporting shoe (305), and the outer wall of filter screen (306) is laminated with the inner wall of supporting shoe (305).

7. A brake valve according to claim 1, wherein: the outer wall of filter screen (306) is provided with mounting bolt (307), supporting shoe (305) constitute fixed knot through mounting bolt (307) and filter screen (306), and the one end screw thread of mounting bolt (307) passes filter screen (306) and stretches into supporting shoe (305) internal connection.