CN213471030U - Frock is dismantled to track sliding plug door system's portal carrier gyro wheel - Google Patents
Frock is dismantled to track sliding plug door system's portal carrier gyro wheel Download PDFInfo
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- CN213471030U CN213471030U CN202022117764.2U CN202022117764U CN213471030U CN 213471030 U CN213471030 U CN 213471030U CN 202022117764 U CN202022117764 U CN 202022117764U CN 213471030 U CN213471030 U CN 213471030U
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- base
- bolt
- roller
- door system
- portal
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Abstract
The utility model discloses a portal carrying roller dismounting tool of a track sliding plug door system, which comprises a base, wherein the base is of a hollow tubular structure, and the upper end surface and the lower end surface of the base are both kept parallel to a horizontal plane; a U-shaped notch is formed in the upper edge of one side of the lower end face of the base, and the diameter of the U-shaped notch is slightly larger than that of the roller shaft of the portal frame and smaller than that of the roller; the upper end face of the base is provided with a bolt hole which is right opposite to the bottom of the U-shaped notch, a bolt is movably assembled in the bolt hole, the bolt hole and the bolt are assembled in a threaded mode, and the length of threads on the bolt is larger than the thread stroke of the roller on the roller shaft. The utility model discloses utilize the frock to go up the rotatory principle of bolt screw for portal carrying tool base turns to the gyro wheel along with the screw soon and deviates from the direction motion, thereby drives portal carrying tool base gyro wheel and deviates from the roller shaft, reaches convenient to detach's purpose.
Description
Technical Field
The utility model belongs to the technical field of the rail transit train, concretely relates to frock is dismantled to door carrying frame gyro wheel of track sliding plug door system.
Background
The door carrying frame roller mainly plays a role in guiding in the running process of the door system, and the door carrying frame roller is replaced as a necessary replacement in the current maintenance project, firstly, because the door carrying frame roller is made of nylon, the door carrying frame roller is worn due to long-time contact with an upper slide way; secondly, the inner bearing can be filled with dust and other impurities after being used for a long time, so that the roller wheel is jammed in rotation and makes abnormal sound, and the normal operation of the door system is influenced.
The dismantlement of carrying portal mainly has the shortcoming in following 3 aspects in the maintenance process at present:
1. because the inner bearing of the roller is in interference fit with the roller shaft, the roller is difficult to be detached by only depending on the hand of a maintainer;
2. the maintainers can use related tools under the condition that the maintainers cannot disassemble by hands, and damage and even safety accidents of parts are easily caused by improper operation;
3. the labor hour is greatly increased, and the timely delivery of the vehicle can be influenced in severe cases.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome not enough among the prior art, provide a frock is dismantled to track sliding plug door system's portal carrier gyro wheel, solved among the prior art technical problem that the gyro wheel dismantles the difficulty.
In order to solve the technical problem, the utility model provides a door carrying frame roller dismounting tool of a track sliding plug door system, which is characterized by comprising a base, wherein the base is of a hollow tubular structure, and the upper end surface and the lower end surface of the base are both kept parallel to a horizontal plane;
a U-shaped notch is formed in the upper edge of one side of the lower end face of the base, and the diameter of the U-shaped notch is slightly larger than that of the roller shaft of the portal frame and smaller than that of the roller; the upper end face of the base is provided with a bolt hole which is right opposite to the bottom of the U-shaped notch, a bolt is movably assembled in the bolt hole, the bolt hole and the bolt are assembled in a threaded mode, and the length of threads on the bolt is larger than the thread stroke of the roller on the roller shaft.
Preferably, the base is integrally formed.
Preferably, the base is a steel hollow square tube.
Preferably, the bolt is a hexagon head bolt.
Preferably, the length of the thread on the bolt is greater than 60 mm.
Preferably, the handle is welded on the side surface of the base.
Compared with the prior art, the utility model discloses the beneficial effect who reaches is: the utility model discloses utilize the frock to go up the rotatory principle of bolt screw for portal carrying tool base turns to the gyro wheel along with the screw soon and deviates from the direction motion, thereby drives portal carrying tool base gyro wheel and deviates from the roller shaft, reaches convenient to detach's purpose.
Drawings
FIG. 1 is a front view of the disassembly tool;
FIG. 2 is a rear view of the disassembly tool;
fig. 3 is a schematic view of the dismounting tool dismounting the portal carrying roller.
The labels in the figure are: 1. a base; 2. a bolt; 3. a circlip; 4. a roller; 5. a door-carrying frame roller shaft; 6. a handle.
Detailed Description
The present invention will be further described with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
In the description of the present invention, it is noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, including other elements not expressly listed, in addition to those listed.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", 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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to 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 meaning of the above terms in the present patent application can be understood in specific cases by those skilled in the art.
The embodiment of the utility model provides an in frock is dismantled to door carrying frame gyro wheel of track sliding plug door system, the structural schematic refers to and is shown in fig. 1-fig. 2, including base 1, base 1 is integrated into one piece's hollow tubular structure to base 1's up end all keeps parallel with the horizontal plane with lower terminal surface, and is preferred, and base 1 is steel cavity side's pipe, and base 1's axle cross-section is the quadrangle, makes the selected materials of base convenient, need not special processes such as welding.
A U-shaped notch is formed in the upper edge of one side of the lower end face of the base 1, and the diameter of the U-shaped notch is slightly larger than that of the portal carrying roller shaft 5 and smaller than that of the roller 4, so that the U-shaped notch is clamped on the portal carrying roller shaft 5. The upper end face of the base 1 is provided with a bolt hole facing the bottom of the U-shaped notch, a bolt 2 is movably assembled in the bolt hole, the bolt hole and the bolt 2 are assembled in a threaded mode, and the length of threads on the bolt 2 is larger than the thread stroke of the roller on the roller shaft. Preferably, in this embodiment, the length of the thread on the bolt is greater than 60mm, so as to ensure that the thread travel of the bolt is sufficient for the roller to disengage from the roller shaft.
As a preferred embodiment of the present invention, the bolt 2 is a hexagon head bolt. The ratchet wrench is convenient to operate.
As the utility model discloses a preferred embodiment, the side welding of base 1 has handle 6, and during the operation frock, the convenient hand is stabilized handle 6 and is stabilized the frock.
When utilizing this frock to carry portal gyro wheel and dismantling, see that fig. 3 shows, the portal subassembly is pulled down the back, pull down axle and use circlip 3 with jump ring pincers, utilize the U type breach card of dismantling on the fixture base 1 on portal roller shaft 5, with hand stabilizing handle 6, use the rotatory hexagon head bolt 2 of outer hexagonal socket spanner, when the hexagon head bolt 2 is rotatory to the up end of roller shaft 5, continue rotatory hexagon head bolt 2, dismantle fixture base 1 this moment and can be in 2 rotatory drives up motion down of hexagon head bolt 2 screw thread, can drive gyro wheel 4 when dismantling fixture base 1 and gyro wheel 4 contact and move to deviating from the direction together, continue rotatory hexagon head bolt 2, gyro wheel 4 pulls down.
The utility model discloses utilize the principle of hexagonal head bolt screw thread rotation on the frock for portal carrying tool base turns to the gyro wheel along with the screw thread soon and deviates from the direction motion, thereby drives portal carrying tool base gyro wheel and deviates from the roller shaft, reaches convenient to detach's purpose.
The utility model discloses mainly there is following advantage: 1) the roller of the portal carrying frame can be easily detached by utilizing the threaded rotation; 2) the roller can be detached without the help of related tools, so that the parts can not be damaged and safety accidents can not happen.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (6)
1. A portal carrying roller dismounting tool for a track sliding plug door system is characterized by comprising a base, wherein the base is of a hollow tubular structure, and the upper end surface and the lower end surface of the base are kept parallel to a horizontal plane;
a U-shaped notch is formed in the upper edge of one side of the lower end face of the base, and the diameter of the U-shaped notch is slightly larger than that of the roller shaft of the portal frame and smaller than that of the roller; the upper end face of the base is provided with a bolt hole which is right opposite to the bottom of the U-shaped notch, a bolt is movably assembled in the bolt hole, the bolt hole and the bolt are assembled in a threaded mode, and the length of threads on the bolt is larger than the thread stroke of the roller on the roller shaft.
2. The tool for disassembling the door carrying frame roller of the track plug door system according to claim 1, wherein the base is integrally formed.
3. The tool for disassembling the door carrying frame roller of the track plug door system according to claim 2, wherein the base is a hollow square steel tube.
4. The tool for disassembling the door carrying frame roller of the track plug door system according to claim 1, wherein the bolt is a hexagon head bolt.
5. The door carrying frame roller dismounting tool of the track plug door system according to claim 4, wherein the length of the thread on the bolt is greater than 60 mm.
6. The tool for disassembling the door carrying frame roller of the track plug door system according to claim 1, wherein a handle is welded to the side of the base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022117764.2U CN213471030U (en) | 2020-09-24 | 2020-09-24 | Frock is dismantled to track sliding plug door system's portal carrier gyro wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022117764.2U CN213471030U (en) | 2020-09-24 | 2020-09-24 | Frock is dismantled to track sliding plug door system's portal carrier gyro wheel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213471030U true CN213471030U (en) | 2021-06-18 |
Family
ID=76364240
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022117764.2U Active CN213471030U (en) | 2020-09-24 | 2020-09-24 | Frock is dismantled to track sliding plug door system's portal carrier gyro wheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213471030U (en) |
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2020
- 2020-09-24 CN CN202022117764.2U patent/CN213471030U/en active Active
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