CN215510800U - Brake pad assembly and disassembly tools - Google Patents
Brake pad assembly and disassembly tools Download PDFInfo
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- CN215510800U CN215510800U CN202120633291.3U CN202120633291U CN215510800U CN 215510800 U CN215510800 U CN 215510800U CN 202120633291 U CN202120633291 U CN 202120633291U CN 215510800 U CN215510800 U CN 215510800U
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Abstract
The utility model relates to a brake pad disassembling tool, wherein one end of the disassembling tool is provided with a wrench head, one side of the other end of the disassembling tool is provided with a first notch, and the first notch extends from one side wall of the disassembling tool to the other side. The utility model has the beneficial effects that: the wrench head is engaged with the nut or the polygonal rod and is operable to wrench the nut at the piston to adjust the piston stroke. The first notch is used for clamping a part to be disassembled and assembled, and after the other side wall in the middle of the disassembling tool supports against any fixing structure, the disassembling tool can be used as a crowbar. When the brake pad is disassembled and the stroke of the brake cylinder piston is adjusted, the disassembling tool can realize multiple operations, so that the number of tools required in maintenance work is reduced, the workload is relieved, and the operation convenience is improved.
Description
Technical Field
The utility model relates to the field of tools, in particular to a brake pad disassembling and assembling tool.
Background
During train maintenance, if brake lining and brake cylinder piston stroke adjustment are required to be disassembled, a plurality of tools need to be carried, and particularly, tools required for disassembling different types of brake linings are different. The weight of the tool bag is large, and the tool bag is inconvenient to carry. Furthermore, the U-shaped stop spring needs to be rotated or the cotter pin needs to be removed sometimes in the operation process, and the U-shaped stop spring is clamped by the pliers at present and is rotated or the cotter pin is clamped and pulled out, so that the problems of unstable clamping and insufficient operation space exist.
SUMMERY OF THE UTILITY MODEL
The present invention provides a brake pad attaching and detaching tool for solving one or more of the above-mentioned problems.
The technical scheme for solving the technical problems is as follows: the utility model provides a brake lining assembly and disassembly tools, assembly and disassembly tools's one end has the spanner head, and one side of the other end has first breach, first breach is extended to the opposite side by assembly and disassembly tools's a lateral wall.
The utility model has the beneficial effects that: the wrench head is engaged with the nut or the polygonal rod and is operable to wrench the nut at the piston to adjust the piston stroke. The first notch is used for clamping a part to be disassembled and assembled, and after the other side wall in the middle of the disassembling tool supports against any fixing structure, the disassembling tool can be used as a crowbar. For example, the first notch is clamped into the end head of the cotter pin, and the cotter pin is pried along the axis of the cotter pin and pulled out; or the first notch clamps the round steel on one side of the U-shaped retaining spring, and the other side wall of the middle part of the disassembling tool is abutted against the round steel on the other side of the U-shaped retaining spring, so that the U-shaped retaining spring is integrally rotated. When the brake pad is disassembled and the stroke of the brake cylinder piston is adjusted, the disassembling tool can realize multiple operations, so that the number of tools required in maintenance work is reduced, the workload is relieved, and the operation convenience is improved.
On the basis of the technical scheme, the utility model can be further improved as follows.
Further, the first notch extends towards the end part of the other end of the disassembling tool and penetrates through the end part of the other end of the disassembling tool, and the outer side wall of the other side of the other end of the disassembling tool is arc-shaped.
The beneficial effect of adopting the further scheme is that: the other end is small and easy to be inserted into a narrow part gap.
Furthermore, the other side of the other end of the disassembling tool is provided with a second notch, the second notch extends from the side wall of the other side of the disassembling tool to one side, and the second notch and the first notch are staggered in the length direction of the disassembling tool.
The beneficial effect of adopting the further scheme is that: when the U-shaped retaining spring is rotated, the round steel on one side of the U-shaped retaining spring is clamped by the first notch, and the round steel on the other side of the U-shaped retaining spring is clamped by the second notch, so that the U-shaped retaining spring is integrally rotated, and the operation is more stable.
Further, the open end width d1 of the first notch is the same as the open end width d2 of the second notch.
The beneficial effect of adopting the further scheme is that: the opening end width d1 of first breach with the opening end width d2 of second breach all matches with the round steel diameter of U-shaped fender spring, can just block in the round steel and be difficult for deviating from.
Further, the cross-sectional profile of the first notch is preferably arc-shaped.
The beneficial effect of adopting the further scheme is that: the first notch is high in matching degree with the cylindrical part, good in wrapping performance and even in stress.
Further, the profile of the second notch is U-shaped.
The beneficial effect of adopting the further scheme is that: is convenient to be clamped with the round steel.
Furthermore, one side of the wrench head is open, and the outer side wall of the other side of the wrench head is arc-shaped.
The beneficial effect of adopting the further scheme is that: one side of the wrench head is open, and the parts can be clamped from the side direction of the parts such as the nut. Compare in annular spanner head, this scheme need not to install to the nut outside from the axis direction of nut, applicable in the not enough condition in space on the axis direction. The arc-shaped structure is convenient to hold by hand and is operated by the other end of the dismounting tool.
Further, the wrench head has a wrench portion on an inner side thereof.
Drawings
Fig. 1 is a three-dimensional view of a brake pad attaching and detaching tool according to embodiment 1 of the present invention;
FIG. 2 is a schematic view of a brake pad attaching and detaching tool according to embodiment 1 of the present invention for detaching a cotter pin;
FIG. 3 is a schematic structural view of a U-shaped stop spring;
FIG. 4 is a schematic structural view of a rotating U-shaped catch spring of the brake pad attaching and detaching tool according to embodiment 1 of the present invention;
fig. 5 is a structural view of a brake pad attaching and detaching tool according to embodiment 2 of the present invention;
FIG. 6 is a schematic structural view of a rotary U-shaped catch spring of the brake pad attaching and detaching tool according to embodiment 2 of the present invention;
fig. 7 is a partially enlarged view of a brake pad attaching and detaching tool according to embodiment 2 of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. the wrench head, 2, the first gap, 3, the second gap, 4, the U-shaped fender spring.
Detailed Description
The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the utility model.
Example 1
This embodiment provides a brake lining assembly and disassembly tools, and assembly and disassembly tools's one end has wrench end 1, and one side of the other end has first breach 2, first breach 2 is extended to the opposite side by assembly and disassembly tools's a lateral wall.
The first notch 2 is formed to penetrate in the thickness direction of the attachment/detachment tool, that is, the first notch 2 penetrates in the front-rear direction in the direction shown in fig. 4 and extends a distance to the left from the right side wall.
The wrench head 1 is adapted to engage a nut or a polygonal rod and may be used to wrench the nut or polygonal rod and may be used to wrench an adjustment nut on the piston to adjust the piston stroke. First breach 2 is used for blocking treating the dismouting part, and another lateral wall in assembly and disassembly tools middle part supports arbitrary fixed knot and constructs the back, and assembly and disassembly tools can regard as the crowbar to use. For example, as shown in fig. 2, the first notch 2 is snapped into the end of the cotter pin and pries the cotter pin along its axis and pulls it out; for example, as shown in fig. 3 and 4, the first notch 2 catches a round bar on one side of the U-shaped stopper spring 4, the other side wall of the middle portion of the attachment/detachment tool abuts against a round bar on the other side of the U-shaped stopper spring 4, and the attachment/detachment tool is rotated counterclockwise in the direction shown in fig. 4, thereby rotating the U-shaped stopper spring 4 as a whole.
On the basis of the above scheme, as shown in fig. 1, 2 and 4, the first notch 2 extends towards the other end of the disassembling tool and penetrates through the other end to form an L-shaped notch, and the outer side wall of the other end of the disassembling tool is arc-shaped. Thus, the other end of the disassembling tool is small and is easy to be inserted into a narrow part gap. Alternatively, as shown in fig. 5, the first notch 2 is circular.
On the basis of any scheme, one side of the wrench head 1 is open, and the outer side wall of the other side of the wrench head is arc-shaped. One side of the wrench head 1 is open, and the parts can be clamped from the side direction of the parts such as the nut. Compare in annular spanner head, this scheme need not to install to the nut outside from the axis direction of nut, applicable in the not enough condition in space on the axis direction. The arc-shaped structure is convenient to hold by hand and is operated by the other end of the dismounting tool. It should be noted that the opening of the wrench head 1 may face to any side wall of the disassembling tool.
In any of the above embodiments, the wrench head 1 has a wrench portion on an inner side thereof.
Wherein, pull the portion and can be polygon breach or half-circular arc breach etc. pull the portion and be used for adaptation such as with nut or polygon member, for example, when pulling the portion and being used for pulling hexagon nut, pull the portion and have two pulling planes that are parallel to each other, two pulling planes block respectively in two relative sides of nut, rotate assembly and disassembly tools and can rotate the nut.
Example 2
As shown in fig. 5-7, the present embodiment provides a brake pad dismounting tool, wherein one end of the dismounting tool has a wrench head 1, and one side of the other end has a first notch 2, and the first notch 2 extends from one side wall of the dismounting tool to the other side.
The first notch 2 is formed to penetrate in the thickness direction of the attachment/detachment tool, that is, the first notch 2 penetrates in the front-rear direction in the direction shown in fig. 5 and extends a distance to the left from the right side wall.
The wrench head 1 is adapted to engage a nut or a polygonal rod and may be used to wrench the nut or polygonal rod and may be used to wrench an adjustment nut on the piston to adjust the piston stroke. First breach 2 is used for blocking treating the dismouting part, and another lateral wall in assembly and disassembly tools middle part supports arbitrary fixed knot and constructs the back, and assembly and disassembly tools can regard as the crowbar to use. For example, the first notch 2 is clamped into the end of the cotter pin, and the cotter pin is pried along the axis of the cotter pin and pulled out; for another example, the first notch 2 catches round steel on one side of the U-shaped retaining spring 4, the other side wall of the middle part of the dismounting tool abuts against round steel on the other side of the U-shaped retaining spring 4, and the dismounting tool is rotated clockwise in the direction shown in fig. 6, so that the U-shaped retaining spring 4 is rotated integrally.
On the basis of the scheme, the other side of the other end of the disassembling tool is provided with a second notch 3, the second notch 3 extends from the side wall of the other side of the disassembling tool to one side, and the second notch 3 and the first notch 2 are staggered in the length direction of the disassembling tool.
As shown in fig. 6, when the U-shaped blocking spring 4 is rotated, the first notch blocks the round steel on one side of the U-shaped blocking spring 4, and the second notch blocks the round steel on the other side of the U-shaped blocking spring 4, so that the U-shaped blocking spring 4 is rotated integrally and is more stable in operation.
On the basis of any of the above solutions, as shown in fig. 7, the open end width d1 of the first notch 2 is the same as the open end width d2 of the second notch 3.
The opening end width d1 of first breach with the opening end width d2 of second breach all matches with the round steel diameter of U-shaped fender spring 4, can just block in the round steel and be difficult for deviating from.
On the basis of any scheme, the cross-sectional profile of the first notch 2 is a preferred arc shape. Specifically, the cross-sectional profile of the first notch 2 is in the shape of a circular arc with a central angle larger than 180 degrees, the matching degree of the first notch 2 and the cylindrical part is high, the wrapping performance is good, and the stress is uniform.
On the basis of any scheme, the section of the second gap 3 is U-shaped.
On the basis of any scheme, two sides of the opening end of the first notch 2 and the opening end of the second notch 3 are provided with transition circular arcs.
On the basis of any scheme, one side of the wrench head 1 is open, and the outer side wall of the other side of the wrench head is arc-shaped. One side of the wrench head 1 is open, and the parts can be clamped from the side direction of the parts such as the nut. Compare in annular spanner head, this scheme need not to install to the nut outside from the axis direction of nut, applicable in the not enough condition in space on the axis direction. The arc-shaped structure is convenient to hold by hand and is operated by the other end of the dismounting tool. It should be noted that the opening of the wrench head 1 may face to any side wall of the disassembling tool. Preferably, as shown in fig. 5, the opening of the wrench head 1 is opposite to the opening of the first notch 2.
In any of the above embodiments, the wrench head 1 has a wrench portion on an inner side thereof.
Wherein, pull the portion and can be polygon breach or half-circular arc breach etc. pull the portion and be used for adaptation such as with nut or polygon member, for example, when pulling the portion and being used for pulling hexagon nut, pull the portion and have two pulling planes that are parallel to each other, two pulling planes block respectively in two relative sides of nut, rotate assembly and disassembly tools and can rotate the nut.
In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but 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 thus, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (8)
1. The brake pad disassembling tool is characterized in that one end of the disassembling tool is provided with a wrench head (1), one side of the other end of the disassembling tool is provided with a first notch (2), and the first notch (2) extends from one side wall of the disassembling tool to the other side; the wrench head (1) is for pulling a nut or polygonal rod for pulling an adjustment nut on a piston to adjust piston travel.
2. The brake pad dismounting tool according to claim 1, wherein the first notch (2) extends towards and through the other end of the dismounting tool, and the other side outer side wall of the other end of the dismounting tool is arc-shaped.
3. The brake pad dismounting tool according to claim 1, wherein the other side of the other end of the dismounting tool is provided with a second notch (3), the second notch (3) extends from the other side wall of the dismounting tool to one side, and the second notch (3) is staggered with the first notch (2) in the length direction of the dismounting tool.
4. A brake lining dismounting tool according to claim 3, wherein the open end width d1 of said first notch (2) is the same as the open end width d2 of said second notch (3).
5. A brake lining dismounting tool according to claim 3, wherein the first notch (2) cross-sectional profile is a major arc.
6. A brake lining dismounting tool according to claim 3, wherein said second notch (3) is U-shaped in cross-section.
7. The brake lining dismounting tool according to any one of claims 1-6, wherein one side of said wrench head (1) is open, and the other side outer wall is arc-shaped.
8. The brake lining attaching and detaching tool according to any one of claims 1 to 6, wherein a wrench portion is provided on an inner side of the wrench head (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120633291.3U CN215510800U (en) | 2021-03-29 | 2021-03-29 | Brake pad assembly and disassembly tools |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120633291.3U CN215510800U (en) | 2021-03-29 | 2021-03-29 | Brake pad assembly and disassembly tools |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215510800U true CN215510800U (en) | 2022-01-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120633291.3U Active CN215510800U (en) | 2021-03-29 | 2021-03-29 | Brake pad assembly and disassembly tools |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215510800U (en) |
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2021
- 2021-03-29 CN CN202120633291.3U patent/CN215510800U/en active Active
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