CN221113868U - Pneumatic brake valve structure - Google Patents
Pneumatic brake valve structure Download PDFInfo
- Publication number
- CN221113868U CN221113868U CN202322809981.1U CN202322809981U CN221113868U CN 221113868 U CN221113868 U CN 221113868U CN 202322809981 U CN202322809981 U CN 202322809981U CN 221113868 U CN221113868 U CN 221113868U
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- valve body
- rotating plate
- ratchet wheel
- compression spring
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- 230000006835 compression Effects 0.000 claims description 23
- 238000007906 compression Methods 0.000 claims description 23
- 238000001125 extrusion Methods 0.000 claims description 11
- 230000000149 penetrating effect Effects 0.000 claims description 10
- 238000000034 method Methods 0.000 claims 1
- 230000007774 longterm Effects 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000012634 fragment Substances 0.000 description 1
- 238000002789 length control Methods 0.000 description 1
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- Braking Systems And Boosters (AREA)
Abstract
The utility model discloses a pneumatic brake valve structure, which comprises a valve body, wherein the top end of the valve body is provided with a power adjusting mechanism, the power adjusting mechanism is provided with a locking mechanism, the locking mechanism comprises a fixed cylinder, a rotating plate, a ratchet wheel and a positioning component, the fixed cylinder is fixedly connected to the top end of the valve body, the rotating plate is arranged at the top end of the power adjusting mechanism, the ratchet wheel is sleeved outside the rotating plate, and the positioning component is arranged inside the fixed cylinder. According to the utility model, by means of the arrangement mode of the fixed cylinder, the rotating plate, the ratchet wheel and the positioning assembly, and through the arrangement of the ratchet wheel and the positioning assembly, the adjusting cap can only be inserted into the cross groove formed in the rotating plate to rotate in the tightening direction through tools such as a screwdriver under the positioning effect of the positioning assembly on the ratchet wheel, so that the adjusting cap can be effectively prevented from loosening under long-term vibration, the adjusted pressure can not be changed, and the normal use requirement can be met.
Description
Technical Field
The utility model relates to the technical field of brake valves, in particular to a pneumatic brake valve structure.
Background
Automobile brake valves are classified into air brake valves and hydraulic brake valves. The normal operation of the brake valve has important significance for parking, and the brake valve provides technical support for the smooth braking of the automobile.
The utility patent of the prior art publication No. CN214789239U discloses a novel pneumatic brake valve, wherein the length of a return spring is adjusted by rotating an adjusting cap so as to adjust the rated pressure of the return spring and a supporting plate, thereby being convenient for adjusting the air pressure with different requirements;
However, in the mechanism, since the adjusting cap is arranged at the top end of the valve body in a threaded manner, after the automobile brake valve is arranged on an automobile, the automobile body can generate larger vibration during running, and since the adjusting cap is not provided with a locking structure, the adjusting cap is easy to loose under long-term vibration, so that the pressure after adjustment is gradually changed, and the use requirement as usual can not be met, and the mechanism is inconvenient.
Disclosure of utility model
The utility model aims to provide a pneumatic brake valve structure to solve the problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a pneumatic brake valve structure comprises a valve body, wherein a power adjusting mechanism is arranged at the top end of the valve body;
The power adjusting mechanism is provided with a locking mechanism;
The locking mechanism comprises a fixed cylinder, a rotating plate, a ratchet wheel and a positioning component, wherein the fixed cylinder is fixedly connected to the top end of the valve body, the rotating plate is arranged on the top end of the power adjusting mechanism, the ratchet wheel is sleeved outside the rotating plate, the positioning component is arranged inside the fixed cylinder, and the ratchet wheel is matched with the positioning component.
Preferably, the positioning assembly comprises a fixed plate, an extrusion plate, a positioning rod and a first compression spring, wherein the fixed plate is fixedly connected to the outer wall of the fixed cylinder, one end of the positioning rod is connected with the fixed cylinder in a sliding penetrating mode, the other end of the positioning rod is connected with the fixed plate in a sliding penetrating mode, the extrusion plate is fixedly connected with the positioning rod in a penetrating mode, and the first compression spring is sleeved outside the positioning rod.
Preferably, one end of the first compression spring is fixedly connected with the extrusion plate, the other end of the first compression spring is fixedly connected with the inner wall of the fixing plate, and the section of the fixing plate is C-shaped.
Preferably, the power adjusting mechanism comprises an adjusting cap, a supporting plate, a connecting frame and a resetting assembly, wherein the adjusting cap is connected with the top thread of the valve body in a penetrating mode, the resetting assembly is arranged between the adjusting cap and the supporting plate, the connecting frame is arranged in the valve body, the rotating plate is fixedly connected to the top end of the adjusting cap, and a cross groove is formed in the top end of the rotating plate.
Preferably, the reset assembly comprises a connecting plate and a second compression spring, two ends of the second compression spring are fixedly connected with a plurality of connecting plates respectively, grooves are formed in one side, opposite to the supporting plate, of the adjusting cap, and the connecting plates are connected with inner cavities of the grooves in a sliding and penetrating mode.
Preferably, a fixing nut is fixedly arranged at the bottom end of the valve body, and an adjusting nut is connected to the bottom end of the valve body in a threaded penetrating mode.
The utility model has the technical effects and advantages that:
According to the utility model, by means of the arrangement mode of the fixed cylinder, the rotating plate, the ratchet wheel and the positioning assembly, and through the arrangement of the ratchet wheel and the positioning assembly, the adjusting cap can only be inserted into the cross groove formed in the rotating plate to rotate in the tightening direction through tools such as a screwdriver under the positioning effect of the positioning assembly on the ratchet wheel, so that the adjusting cap can be effectively prevented from loosening under long-term vibration, the adjusted pressure can not be changed, and normal use requirements can be met, and the adjustable ratchet wheel is more practical.
Drawings
FIG. 1 is a schematic diagram of the overall front internal structure of the present utility model.
FIG. 2 is a schematic diagram of the internal structure of the power adjusting mechanism of the present utility model.
Fig. 3 is a schematic top view of the anti-loosening mechanism.
Fig. 4 is a schematic diagram of the front internal structure of the reset assembly of the present utility model.
In the figure: 1. a valve body; 2. a power adjustment mechanism; 21. an adjustment cap; 22. a support plate; 23. a connecting frame; 24. a reset assembly; 241. a connecting plate; 242. a second compression spring; 3. a locking mechanism; 31. a fixed cylinder; 32. a rotating plate; 33. a ratchet wheel; 34. a positioning assembly; 341. a fixing plate; 342. an extrusion plate; 343. a positioning rod; 344. a first compression spring; 4. a fixing nut; 5. and adjusting the nut.
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.
The utility model provides a pneumatic brake valve structure as shown in figures 1-4, which comprises a valve body 1, wherein the top end of the valve body is provided with a power adjusting mechanism 2;
The power adjusting mechanism 2 is provided with a locking mechanism 3;
Further, the locking mechanism 3 comprises a fixed cylinder 31, a rotating plate 32, a ratchet wheel 33 and a positioning component 34, wherein the fixed cylinder 31 is fixedly connected to the top end of the valve body 1, the rotating plate 32 is arranged at the top end of the power adjusting mechanism 2, the ratchet wheel 33 is sleeved outside the rotating plate 32, the positioning component 34 is arranged inside the fixed cylinder 31, the ratchet wheel 33 is mutually matched with the positioning component 34, and the positioning component 34 is arranged through the ratchet wheel 33, so that the adjusting cap 21 can only be inserted into a cross groove formed in the rotating plate 32 to rotate in the screwing direction through a screwdriver or other tools under the positioning effect of the positioning component 34 on the ratchet wheel 33, and accordingly loosening of the adjusting cap 21 under long-term vibration can be effectively avoided, the adjusted pressure cannot be changed, and normal use requirements can be met.
Further, the positioning assembly 34 includes a fixed plate 341, an extrusion plate 342, a positioning rod 343 and a first compression spring 344, the fixed plate 341 is fixedly connected to the outer wall of the fixed barrel 31, one end of the positioning rod 343 is slidably inserted into the fixed barrel 31, the other end of the positioning rod 343 is slidably inserted into the fixed plate 341, the extrusion plate 342 is fixedly inserted into the positioning rod 343, the first compression spring 344 is sleeved outside the positioning rod 343, one end of the first compression spring 344 is fixedly connected with the extrusion plate 342, the other end of the first compression spring 344 is fixedly connected with the inner wall of the fixed plate 341, the cross section of the fixed plate 341 is in a C-shaped, the first compression spring 344 is always in a compressed state, thereby providing a stable elastic force for the positioning rod 343 through the extrusion plate 342, so that the positioning rod 343 can perform a stable positioning function on the ratchet 33, thereby the adjusting cap 21 can only be inserted into a cross groove formed by a screwdriver or the like to perform rotation in the tightening direction, and thus the adjusting cap 21 can be effectively prevented from loosening under long-term vibration, and when the adjusting cap is required to be released, the positioning rod 344 is required to be pulled to be in a compressed state, and the positioning rod 33 can be separated from the positioning rod 33 through the adjusting cap 32.
Further, the power adjusting mechanism 2 comprises an adjusting cap 21, a supporting plate 22, a connecting frame 23 and a resetting component 24, wherein the adjusting cap 21 is connected with the top of the valve body 1 in a threaded penetrating manner, the resetting component 24 is arranged between the adjusting cap 21 and the supporting plate 22, the connecting frame 23 is arranged in the valve body 1, a rotating plate 32 is fixedly connected to the top end of the adjusting cap 21, a cross groove is formed in the top end of the rotating plate 32, the cross groove is formed, and a user can insert the tool such as a screwdriver into the cross groove conveniently, so that the adjusting cap 21 can be driven to rotate through the rotating plate 32.
Further, the reset assembly 24 includes a connecting plate 241 and a second compression spring 242, two ends of the second compression spring 242 are fixedly connected with the plurality of connecting plates 241, a groove is formed on one side of the adjusting cap 21 opposite to the supporting plate 22, the connecting plates 241 are slidably inserted into the inner cavities of the grooves, the second compression spring 242 is always in a compressed state, so that a stable elastic acting force can be provided for the two connecting plates 241, the adjusting cap 21 is gradually rotated to shorten the distance between the adjusting cap and the supporting plate 22, the elastic acting force of the second compression spring 242 can be gradually increased, and the adjustment of the required power is realized.
Further, the bottom end fixed mounting of valve body 1 has fixation nut 4, and the bottom thread of valve body 1 alternates and is connected with adjusting nut 5, through the high of the shell fragment of its screw in degree of depth control ejector pin jack-up to thereby adjust the rated gas pressure of support spring's length control valve body 1 inside, adjust output pressure to different types of braking system, guarantee braking stability.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail 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 or changes may be made without departing from the spirit and principles of the present utility model.
Claims (6)
1. A pneumatic brake valve structure comprising:
A valve body (1) the top end of which is provided with a power adjusting mechanism (2);
The method is characterized in that: the power adjusting mechanism (2) is provided with a locking mechanism (3);
The anti-loosening mechanism (3) comprises a fixed cylinder (31), a rotating plate (32), a ratchet wheel (33) and a positioning assembly (34), wherein the fixed cylinder (31) is fixedly connected to the top end of the valve body (1), the rotating plate (32) is arranged at the top end of the power adjusting mechanism (2), the ratchet wheel (33) is sleeved outside the rotating plate (32), the positioning assembly (34) is arranged inside the fixed cylinder (31), and the ratchet wheel (33) and the positioning assembly (34) are mutually matched.
2. The pneumatic brake valve structure according to claim 1, wherein the positioning assembly (34) comprises a fixing plate (341), an extrusion plate (342), a positioning rod (343) and a first compression spring (344), the fixing plate (341) is fixedly connected to the outer wall of the fixing cylinder (31), one end of the positioning rod (343) is slidably inserted and connected with the fixing cylinder (31), the other end of the positioning rod (343) is slidably inserted and connected with the fixing plate (341), the extrusion plate (342) is fixedly inserted and connected with the positioning rod (343), and the first compression spring (344) is sleeved outside the positioning rod (343).
3. The pneumatic brake valve structure according to claim 2, wherein one end of the first compression spring (344) is fixedly connected with the extrusion plate (342), the other end of the first compression spring (344) is fixedly connected with the inner wall of the fixed plate (341), and the section of the fixed plate (341) is C-shaped.
4. The pneumatic brake valve structure according to claim 1, wherein the power adjusting mechanism (2) comprises an adjusting cap (21), a supporting plate (22), a connecting frame (23) and a resetting component (24), the adjusting cap (21) is connected with the top of the valve body (1) in a threaded penetrating manner, the resetting component (24) is arranged between the adjusting cap (21) and the supporting plate (22), the connecting frame (23) is arranged in the valve body (1), the rotating plate (32) is fixedly connected to the top end of the adjusting cap (21), and a cross groove is formed in the top end of the rotating plate (32).
5. A pneumatic brake valve structure according to claim 4, wherein the reset assembly (24) comprises a connecting plate (241) and a second compression spring (242), two ends of the second compression spring (242) are fixedly connected with the connecting plates (241) respectively, grooves are formed in one side, opposite to the supporting plate (22), of the adjusting cap (21), and the connecting plates (241) are connected with inner cavities of the grooves in a sliding penetrating mode.
6. The pneumatic brake valve structure according to claim 1, wherein a fixing nut (4) is fixedly arranged at the bottom end of the valve body (1), and an adjusting nut (5) is connected to the bottom end of the valve body (1) in a threaded penetrating manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322809981.1U CN221113868U (en) | 2023-10-19 | 2023-10-19 | Pneumatic brake valve structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322809981.1U CN221113868U (en) | 2023-10-19 | 2023-10-19 | Pneumatic brake valve structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221113868U true CN221113868U (en) | 2024-06-11 |
Family
ID=91374861
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322809981.1U Active CN221113868U (en) | 2023-10-19 | 2023-10-19 | Pneumatic brake valve structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221113868U (en) |
-
2023
- 2023-10-19 CN CN202322809981.1U patent/CN221113868U/en active Active
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