CN219704937U - Frock convenient to change belt pulley - Google Patents
Frock convenient to change belt pulley Download PDFInfo
- Publication number
- CN219704937U CN219704937U CN202320603465.0U CN202320603465U CN219704937U CN 219704937 U CN219704937 U CN 219704937U CN 202320603465 U CN202320603465 U CN 202320603465U CN 219704937 U CN219704937 U CN 219704937U
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- Prior art keywords
- belt pulley
- support frame
- convenient
- motor
- replacing
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- 210000000078 claw Anatomy 0.000 claims abstract description 14
- 230000003014 reinforcing effect Effects 0.000 claims description 7
- 230000000694 effects Effects 0.000 abstract description 2
- 238000001125 extrusion Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 230000006378 damage Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- 230000005484 gravity Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
Abstract
The utility model discloses a tool convenient for replacing a belt pulley, which comprises a support frame and a telescopic piece, wherein clamping claws are arranged at two ends of the same side of the support frame, the thickness of each clamping claw is not larger than the gap between an end cover of a motor of an air compressor and the belt pulley, the distance between the two clamping claws is smaller than the outer diameter of the belt pulley and larger than the outer diameter of an output shaft of the motor, the clamping claws and the support frame are of an integrated structure, short rods with the number of at least two are respectively arranged at two sides of the support frame, and the stress synchronism of the integrated structure is better than the stability connected by bolts, and the stability is stronger. The tooling convenient for replacing the belt pulley disclosed by the utility model provides a stress point for the telescopic piece when the belt pulley is disassembled, does not need to pry the belt pulley, is convenient to operate, and has the technical effect of protecting the motor and the belt pulley.
Description
Technical Field
The utility model relates to the technical field of maintenance of air compressors, in particular to a tooling convenient for replacing a belt pulley.
Background
The air compressor is a device for providing high-pressure gas commonly used by manufacturers, the motor of the air compressor is large in size, the matched belt pulley of the air compressor is large in size and heavy, and the bearing load of the air compressor in the use process is large, so that the bearing needs to be replaced after the air compressor is used for a period of time to ensure that the air compressor can normally operate. Because the clearance between the side face of the motor end cover and the belt pulley is smaller, the motor end cover is inconvenient to directly detach by personnel, and therefore, the belt pulley needs to be taken down firstly and then the motor end cover part is operated when the bearing is replaced. When the belt pulley is taken down, the clamping pin on one side of the motor output shaft and the belt pulley is firstly disassembled in the previous operation, at this time, the belt pulley is in plug-in connection with the output bearing of the motor, and the belt pulley is retreated from the motor output shaft by prying or smashing a crow bar or a hammer between the motor end cover and the belt pulley. However, the prying or hammering method damages the edges of the belt pulley, and reduces the service life of the device, so that a tool convenient for replacing the belt pulley is needed.
Disclosure of Invention
The utility model discloses a tool convenient for replacing a belt pulley, and aims to solve the technical problem that an existing tool is inconvenient to take down the belt pulley of an air compressor.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a frock convenient to change belt pulley, includes support frame and extensible member, is located the support frame is all provided with the jack catch with the both ends of one side all are provided with the jack catch, the jack catch with support frame structure as an organic whole, the both sides of support frame respectively are provided with the dead lever that quantity is two at least, and the atress synchronism of integrated structure is better than the stability through bolted connection, and stability is stronger.
When the telescopic belt pulley is used, the movable end of the telescopic member is propped against the output shaft of the motor, the bottom of the telescopic member is propped against the inner wall of the supporting frame, the supporting frame gradually and horizontally pulls down the belt pulley from the output shaft of the motor in the process of continuously elongating the telescopic member, so that the belt pulley can be taken down from the output shaft of the motor only by elongating the telescopic member, the edge of the belt pulley does not need to be pried or impacted, the operation is simple, and the edge of the belt pulley cannot be injured.
In a preferred scheme, the both sides of support frame all are provided with and extend the board, extend the board and keep away from the antiskid groove has all been seted up to one side outer wall of support frame, when using the rope to hang, the rope joint is in antiskid groove department to this can reduce the rope slip when horizontal migration, hoisting device's stability.
In a preferred scheme, the support frame is kept away from the outer wall of one side of jack catch is provided with the handle, and when the belt pulley breaks away from the motor output shaft completely, the support frame of frock can be stabilized fast to the staff's hand.
In a preferred scheme, the support frame is kept away from one side inner wall bottom of jack catch is provided with the loading board, and during the use, place the extensible member on the loading board, aim at the output shaft of motor with the expansion end of extensible member again, when the belt pulley breaks away from the motor output shaft, the extensible member both ends lose the extrusion and lose the frictional force of vertical direction, and the gravity of extensible member is born by the loading board this moment, avoids the extensible member to fall to the ground and smash injury personnel's foot.
In a preferred scheme, the jack catch is kept away from the one end bottom of support frame is provided with the bayonet socket, and the bayonet socket of setting agrees with the bellying position of motor end cover to this length that can increase the jack catch, and then increases the area of contact of frock and belt pulley side.
From the above, a frock convenient to change belt pulley, including support frame and extensible member, be located the both ends of support frame same one side all are provided with the jack catch, the jack catch with the support frame is integrated into one piece structure, the both sides of support frame respectively are provided with the quarter butt that quantity is two at least. The tooling convenient for replacing the belt pulley provided by the utility model provides a stress point for the telescopic piece when the belt pulley is disassembled, does not need to pry the belt pulley, is convenient to operate, and has the technical effect of protecting the motor and the belt pulley.
None of the parts of the device are the same as or can be implemented using prior art.
Drawings
Fig. 1 is a schematic structural diagram of a tooling for conveniently replacing a belt pulley according to the present utility model.
Fig. 2 is a schematic diagram of a tooling handle installation structure for conveniently replacing a belt pulley according to the present utility model.
Fig. 3 is a schematic diagram of the tool for conveniently replacing the belt pulley and the telescopic member when the tool is matched for use.
In the accompanying drawings: 1. a support frame; 2. a claw; 3. a bayonet; 4. a short bar; 5. an expansion plate; 6. an anti-skid groove; 7. a handle; 8. a reinforcing block; 9. a telescoping member; 10. and a bearing plate.
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.
In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
The tool convenient for replacing the belt pulley is mainly applied to the situations that the existing tool is small in stress point when the belt pulley is detached, the belt pulley of an air compressor is inconvenient to take down, and the belt pulley is easy to damage.
Referring to fig. 1, fig. 2 and fig. 3, a frock convenient to change belt pulley, including support frame 1 and extensible member 9, the both ends that are located support frame 1 with one side all are provided with jack catch 2, and the thickness of jack catch 2 is not greater than the clearance between air compressor machine motor end cover and the belt pulley, and the distance between two jack catches 2 is less than the external diameter of belt pulley and is greater than the external diameter of motor output shaft, jack catch 2 and support frame 1 structure as an organic whole, and the both sides of support frame 1 respectively are provided with the quarter butt 4 of quantity at least two, and the atress synchronism of integral type structure is better than the stability through bolted connection, and stability is stronger.
During the use, place support frame 1 outside the belt pulley from top to bottom, claw 2 is located between the end cover of belt pulley and motor this moment, take off the connecting piece that is used for fixed connection belt pulley and motor output shaft, the bottom laminating of extensible member 9 is on the inner wall of support frame 1 again, aim at the output shaft of motor with the end of the expansion end of extensible member 9, the expansion of the expansion end of extensible member 9, make the expansion end of extensible member 9 support the output shaft of motor, claw 2 and the outer wall of belt pulley produce the extrusion this moment, the bottom of extensible member 9 produces frictional force with the mutual extrusion of inner wall of support frame 1, the movable end of extensible member 9 produces frictional force with the mutual extrusion of motor output end, continue the in-process of extensible member 9, because the motor is fixed, consequently, support frame 1 can be along with the extension of extensible member 9 and move towards the direction that keeps away from the motor, at this moment, support frame 1 gradually pulls down from the output shaft of motor, thereby only need extend extensible member 9 can take off from the output shaft of motor, do not need to move or bump pulley edge, the belt pulley is easy operation, the edge can not hurt, the edge to the edge is provided for the jack catch 9, the area is more evenly when the tool is stressed, the area is contacted with the belt pulley, the area is more convenient for the jack catch, the area is stressed surface is contacted with the surface.
The short rod 4 provides an impetus for a person to lift the support frame 1, so that the operator can lift the support frame 1 made of metal conveniently, and the operation is convenient.
In a preferred embodiment, the telescopic member 9 is a jack, and in addition, the telescopic member 9 can also be an electric telescopic rod, because the jack does not need a power supply when in use, the flexibility is high, and the jack is a tool commonly used by a factory maintenance department, and does not need to be purchased separately; the jack and the support frame 1 can be detached and separated, after the jack is used, the jack can be taken to other occasions for continuous use, and the flexibility of the device is high.
In a preferred embodiment, the outer wall of the support frame 1 is provided with reinforcing ribs, so as to improve the tensile strength of the tool.
Referring to fig. 1 and 3, in a preferred embodiment, both sides of the support frame 1 are provided with expansion plates 5, and the outer wall of one side of the expansion plates 5 far away from the support frame 1 is provided with anti-slip grooves 6, because the belt pulley made of metal has a large volume and heavy weight, in order to save labor, an operator hangs the belt pulley and the tool together by using the suspension device during operation, so that the weight of the tool and the belt pulley is borne by the suspension device during the process of disassembling the belt pulley, especially when the belt pulley leaves the motor output shaft, and when the belt pulley is suspended by using the rope, the rope is clamped at the anti-slip grooves 6, so that the rope sliding can be reduced during horizontal movement, and the stability of the device is improved.
Referring to fig. 1 and 2, in a preferred embodiment, a handle 7 is provided on an outer wall of a side of the support frame 1 far from the claw 2, and when the pulley is completely separated from the motor output shaft, the pulley is sunk downward and falls on a steel wire rope of the suspension device, and at this time, the pulley is sunk to cause shaking, so that a worker can quickly stabilize the support frame 1 of the tool by pulling the handle 7 by hand.
Referring to fig. 1, in a preferred embodiment, a bearing plate 10 is disposed at the bottom of the inner wall of one side of the support frame 1 far away from the claw 2, during use, the telescopic member 9 is placed on the bearing plate 10, and the movable end of the telescopic member 9 is aligned with the output shaft of the motor, so that when the belt pulley is separated from the output shaft of the motor, and the two ends of the telescopic member 9 lose extrusion and lose friction force in the vertical direction, the gravity of the telescopic member 9 is borne by the bearing plate 10, so that the telescopic member 9 cannot fall to the ground, thereby being beneficial to protecting the telescopic member 9 and avoiding the telescopic member 9 from falling to the ground and injuring the feet of the personnel.
Referring to fig. 1 and 3, in a preferred embodiment, a bayonet 3 is provided at the bottom of one end of the claw 2 far away from the supporting frame 1, and the provided bayonet 3 is matched with a boss of the motor end cover, so that the length of the claw 2 can be increased, the contact area between the tool and the side edge of the belt pulley is increased, and when the belt pulley is used, the motor output shaft is located between the two bayonets 3.
Referring to fig. 1 and 3, in a preferred embodiment, the support frame 1 is in a shape of , and reinforcing blocks 8 are arranged at two folding corners of the support frame 1 away from the clamping jaws 2, and the reinforcing blocks 8 and the support frame 1 are in an integral structure, so that the stretching resistance of the support frame 1 is further enhanced.
Working principle: during the use, place support frame 1 outside the belt pulley from top to bottom, claw 2 is located between the end cover of belt pulley and motor this moment, take off the connecting piece that is used for fixed connection belt pulley and motor output shaft, laminate the bottom of extensible member 9 on the inner wall of support frame 1 again, aim at the output shaft of motor with the end of the loose end of extensible member 9, extend the loose end of extensible member 9 for the loose end of extensible member 9 supports the output shaft of motor, claw 2 produces the extrusion with the outer wall of belt pulley this moment, the bottom of extensible member 9 produces frictional force with the mutual extrusion of inner wall of support frame 1, the movable end of extensible member 9 produces frictional force with the mutual extrusion of motor output end, continue the in-process of extensible member 9, because the motor is fixed, consequently, support frame 1 can be along with the extension of extensible member 9 and move towards the direction that keeps away from the motor, at this moment, support frame 1 gradually pulls down from the output shaft of motor, so only need extend extensible member 9 can take off from the output shaft of motor, need not move or bump pulley edge, the belt pulley edge is simple in operation, can not hurt the belt pulley edge.
The above description is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto. The substitutions may be partial structures, devices, or method steps, or may be a complete solution. The technical proposal and the utility model concept are equivalent to or changed in accordance with the utility model, and the utility model is covered in the protection scope of the utility model.
Claims (9)
1. The utility model provides a frock convenient to change belt pulley, includes support frame (1) and extensible member (9), its characterized in that is located support frame (1) all is provided with jack catch (2) in the both ends of same one side, jack catch (2) with support frame (1) structure as an organic whole, the both sides of support frame (1) respectively are provided with short rod (4) that quantity is two at least.
2. Tool for facilitating replacement of pulleys according to claim 1, characterized in that the telescopic element (9) is a jack.
3. Tool convenient for replacing belt pulleys according to claim 2, characterized in that the outer wall of the support frame (1) is provided with reinforcing ribs.
4. The tooling convenient for replacing the belt pulley according to claim 1, wherein expansion plates (5) are arranged on two sides of the supporting frame (1), and anti-skid grooves (6) are formed in the outer wall of one side, away from the supporting frame (1), of the expansion plates (5).
5. The tooling convenient for replacing the belt pulley according to claim 4, wherein a handle (7) is arranged on the outer wall of one side of the supporting frame (1) away from the clamping jaw (2).
6. The tooling convenient for replacing the belt pulley according to claim 5, wherein a bearing plate (10) is arranged at the bottom of the inner wall of one side of the supporting frame (1) far away from the clamping jaw (2).
7. Tool convenient for replacing a belt pulley according to claim 1, characterized in that a bayonet (3) is arranged at the bottom of one end of the claw (2) far away from the supporting frame (1).
8. A tooling for facilitating replacement of pulleys according to claim 1, characterized in that the support frame (1) is shaped like a letter .
9. The tooling convenient for replacing the belt pulley according to claim 8, wherein the support frame (1) is provided with reinforcing blocks (8) at two folding corners far away from the clamping jaw (2), and the reinforcing blocks (8) and the support frame (1) are of an integrated structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320603465.0U CN219704937U (en) | 2023-03-24 | 2023-03-24 | Frock convenient to change belt pulley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320603465.0U CN219704937U (en) | 2023-03-24 | 2023-03-24 | Frock convenient to change belt pulley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219704937U true CN219704937U (en) | 2023-09-19 |
Family
ID=88004560
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320603465.0U Active CN219704937U (en) | 2023-03-24 | 2023-03-24 | Frock convenient to change belt pulley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219704937U (en) |
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2023
- 2023-03-24 CN CN202320603465.0U patent/CN219704937U/en active Active
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