CN218327168U - Chain transmission structure belt hand-electric switching device for lifting telescopic cylinder - Google Patents
Chain transmission structure belt hand-electric switching device for lifting telescopic cylinder Download PDFInfo
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- CN218327168U CN218327168U CN202222647506.4U CN202222647506U CN218327168U CN 218327168 U CN218327168 U CN 218327168U CN 202222647506 U CN202222647506 U CN 202222647506U CN 218327168 U CN218327168 U CN 218327168U
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- box body
- electromagnetic clutch
- chain
- jackshaft
- telescopic cylinder
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Abstract
The utility model discloses a chain drive structure area flashlight auto-change over device that telescopic cylinder goes up and down to use, including box body, jackshaft and motor support, be fixed with the rope sheave on the jackshaft, insert the box body behind the jackshaft installation rope sheave to during two installation bearings imbed the box body, one side of box body is provided with the bearing cap through the screw, and the bearing cap mutually supports with the one end of jackshaft, and the position that box body opposite side is close to the bottom is provided with electromagnetic clutch through the screw, and the jackshaft exposes the longer one end of box body and sheathes in general electromagnetic clutch. The utility model discloses motor body will make drive sprocket rotate, and drive sprocket will make the chain body rotate, and the chain body will make the driven sprocket on the electromagnetic clutch rotate, then electromagnetic clutch has the electric actuation to make the jackshaft rotate, and the jackshaft makes the rope sheave rotate, and then makes the rope drive a lift section of thick bamboo reciprocate.
Description
Technical Field
The utility model relates to a medical equipment especially relates to a chain drive structure area flashlight auto-change over device of flexible section of thick bamboo lift usefulness.
Background
The DR system, i.e. a direct digital radiography system, is composed of an electronic cassette, a scan controller, a system controller, an image monitor, etc., and is a direct digital radiography system which directly converts X-ray photons into a digital image through the electronic cassette. In the narrow sense, direct Digital Radiography (DDR), which generally refers to digital Radiography using a direct image conversion technique of a flat panel detector, is a real direct digital X-ray Radiography system. The frame structure is divided into a suspension DR and a column (UC arm) DR.
In the existing suspension DR, an effective chain transmission structure with a manual-electric switching device is lacked in a telescopic cylinder lifting structure.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a chain drive structure area flashlight auto-change over device that flexible section of thick bamboo goes up and down to use has solved and has suspended in midair the DR in the current, and flexible section of thick bamboo elevation structure lacks an effectual chain drive structure and takes flashlight auto-change over device's problem.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a chain drive structure area flashlight auto-change over device that telescopic cylinder goes up and down to use, includes box body, jackshaft and motor support, be fixed with the rope sheave on the jackshaft, insert in the box body behind the jackshaft installation rope sheave to during two installation bearings imbed the box body, one side of box body is provided with the bearing cap through the screw, the bearing cap mutually supports with the one end of jackshaft, the position that box body opposite side is close to the bottom is provided with electromagnetic clutch through the screw, the jackshaft exposes general electromagnetic clutch on the longer one end cover of box body, one side of box body is provided with drive sprocket through the axle, be provided with driven sprocket through the axle on the electromagnetic clutch, the meshing has the chain body between electromagnetic clutch and the drive sprocket, electromagnetic clutch, drive sprocket and chain body form chain drive.
Preferably, one side of the interior of the box body is provided with a motor support in a sliding manner, the motor support is fixedly provided with a motor body, the output end of the motor support penetrates through a waist hole in the box body and is connected with a shaft on the driving chain wheel, and the motor support fixes the motor body.
Preferably, a connecting support is fixed on one side, close to the motor support, of the interior of the box body, a tensioning screw is movably arranged on the connecting support, and one end of the tensioning screw penetrates through a threaded hole formed in the connecting support and connected with the motor support, and a nut is screwed on the threaded hole.
Preferably, the electromagnetic clutch is fixed on the intermediate shaft, the electromagnetic clutch is electrically attracted, the driving chain wheel drives the driven chain wheel on the electromagnetic clutch to rotate through the chain body, and the chain body plays a role in transmission.
Preferably, the motor bracket, the connecting bracket and the tensioning screw form a tensioning structure, and the rope pulley and the intermediate shaft form a rotating structure.
Preferably, after the electromagnetic clutch is de-energized, the electromagnetic clutch is released, the force for lifting the telescopic cylinder is provided manually, and the rope pulley drives the intermediate shaft to move.
Compared with the prior art, the beneficial effects of the utility model are that: the chain transmission structure with the flashlight switching device for the telescopic cylinder to lift is reasonable in structure and has the following advantages:
(1) Make a telescopic cylinder go up and down effectively through being provided with electromagnetic clutch, drive sprocket, chain body, rope sheave, jackshaft and motor body, and facilitate the use, consequently, during the use, through the starter motor body, motor body will make drive sprocket rotate, and drive sprocket will make the chain body rotate, and the chain body will make the driven sprocket on the electromagnetic clutch rotate, then electromagnetic clutch has the electric actuation to make the jackshaft rotate, the jackshaft makes the rope sheave rotate, and then makes the rope drive a telescopic cylinder reciprocate.
(2) Realized the elasticity degree that the device can adjust the chain body through being provided with motor body, motor support, linking bridge and tensioning screw, the inconvenient elasticity degree of adjusting the chain body of current device, consequently, during the use, through rotating the tensioning screw, the tensioning screw makes motor support remove to make motor body drive sprocket and remove, thereby the elasticity degree of chain body can change, adjusts the elasticity degree of chain body.
(3) After the electromagnetic clutch is released after power loss, the force for lifting the telescopic cylinder is manually provided, the rope pulley drives the intermediate shaft to move, namely, the rope pulley is manually operated, and the device is easily switched between manual operation and electric operation.
Drawings
Fig. 1 is a schematic front view of the present invention;
fig. 2 is a schematic perspective view of the present invention;
fig. 3 is a schematic view of a rope sheave of the present invention;
fig. 4 is a schematic view of the front view structure of the rope pulley of the present invention;
fig. 5 is a schematic view of the structure of the intermediate shaft of the present invention.
In the figure: 1. a box body; 2. an electromagnetic clutch; 3. a drive sprocket; 4. a chain body; 5. a sheave; 6. an intermediate shaft; 7. a motor body; 8. a motor bracket; 9. connecting a bracket; 10. a bearing cap; 11. the screw is tensioned.
Detailed Description
The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the drawings in the embodiment of the present invention, and all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention based on the embodiment of the present invention.
Referring to fig. 1-5, the present invention provides an embodiment: a chain transmission structure belt hand-electric switching device for lifting a telescopic cylinder comprises a box body 1, an intermediate shaft 6 and a motor support 8, wherein a rope pulley 5 is fixed on the intermediate shaft 6, the intermediate shaft 6 rotates to enable the rope pulley 5 to rotate, the intermediate shaft 6 is inserted into the box body 1 after being installed with the rope pulley 5, bearings are installed at two ends of the intermediate shaft 6 and are embedded into the box body 1, a bearing cover 10 is arranged on one side of the box body 1 through a screw, the bearing cover 10 is matched with one end of the intermediate shaft 6, an electromagnetic clutch 2 is arranged at a position, close to the bottom, of the other side of the box body 1 through a screw, a common electromagnetic clutch 2 is sleeved on one end, exposed out of the box body 1, of the intermediate shaft 6, a driving sprocket 3 is arranged on one side of the box body 1 through a shaft, a driven sprocket is arranged on the electromagnetic clutch 2 through a shaft, a chain body 4 is meshed between the electromagnetic clutch 2 and the driving sprocket 3, the electromagnetic clutch 2, the driving sprocket 3 and the chain body 4 form chain transmission, one side inside of the box body 1 is slidably provided with the motor support 8, a motor support 8 is fixed with a motor body 7, the motor body 7 can enable the driving sprocket 3 to rotate the driving sprocket 3 to enable the driving sprocket 3 to rotate, and the motor body 7 can enable the driving sprocket to pass through a waist hole in the box body 3 on the box body 1;
by starting the motor body 7, the motor body 7 can enable the driving chain wheel 3 to rotate, the driving chain wheel 3 can enable the chain body 4 to rotate, the chain body 4 can enable the driven chain wheel on the electromagnetic clutch 2 to rotate, then the electromagnetic clutch 2 is powered on to enable the intermediate shaft 6 to rotate, the intermediate shaft 6 enables the rope wheel 5 to rotate, and then the rope drives the lifting cylinder to move up and down;
a connecting support 9 is fixed on one side, close to the motor support 8, inside the box body 1, a tensioning screw 11 is movably arranged on the connecting support 9, one end of the tensioning screw 11 penetrates through the connecting support 9 to a threaded hole of the motor support 8 and is screwed with a nut, the motor support 8, the connecting support 9 and the tensioning screw 11 form a tensioning structure, and the rope pulley 5 and the intermediate shaft 6 form a rotating structure;
by rotating the tensioning screw 11, the tensioning screw 11 enables the motor bracket 8 to move, so that the motor body 7 drives the driving chain wheel 3 to move, the tightness degree of the chain body 4 can be changed, and the tightness degree of the chain body 4 is adjusted;
the electromagnetic clutch 2 is fixed on the intermediate shaft 6, the electromagnetic clutch 2 is electrically actuated, the driving sprocket 3 drives the driven sprocket on the electromagnetic clutch 2 to rotate through the chain body 4, after the electromagnetic clutch 2 is de-energized, the electromagnetic clutch 2 is released, the force for lifting the telescopic cylinder is manually provided, and the rope pulley 5 drives the intermediate shaft 6 to move;
when the electromagnetic clutch 2 is released after power loss, the force for lifting the telescopic cylinder is provided manually, the rope pulley 5 drives the intermediate shaft 6 to move, namely, manual operation, and the manual operation and the electric operation are switched back and forth easily through the device;
this application embodiment is when using, through installing the device in the machine, then through the starter motor body 7, motor body 7 will make drive sprocket 3 rotate, drive sprocket 3 will make chain body 4 rotate, chain body 4 will make the driven sprocket on the electromagnetic clutch 2 rotate, then electromagnetic clutch 2 has the electric actuation to make jackshaft 6 rotate, jackshaft 6 makes rope sheave 5 rotate, and then make the rope drive a section of thick bamboo and reciprocate, when electromagnetic clutch 2 loses the electricity and releases the back, the manual power that provides the section of thick bamboo lift, rope sheave 5 drives jackshaft 6 motion, manual operation promptly, switch over from making a round trip between manual and electronic through light follow of this device, the device can lead to chain body 4 lax after using for a long time, therefore, through rotating tensioning screw 11, tensioning screw 11 makes motor support 8 remove, thereby make motor body 7 drive sprocket 3 remove, thereby the elasticity degree of chain body 4 can change.
Claims (6)
1. A chain drive structure that telescopic cylinder goes up and down to use takes flashlight auto-change over device which characterized in that: including box body (1), jackshaft (6) and motor support (8), be fixed with rope sheave (5) on jackshaft (6), insert in box body (1) behind jackshaft (6) installation rope sheave (5) to two installation bearings imbed in box body (1), one side of box body (1) is provided with bearing cap (10) through the screw, bearing cap (10) and the one end of jackshaft (6) are mutually supported, the position that box body (1) opposite side is close to the bottom is provided with electromagnetic clutch (2) through the screw, jackshaft (6) expose general electromagnetic clutch (2) on the longer one end cover of box body (1), one side of box body (1) is provided with drive sprocket (3) through the axle, be provided with driven sprocket through the axle on electromagnetic clutch (2), meshing has chain body (4) between electromagnetic clutch (2) and drive sprocket (3), electromagnetic clutch (2), drive sprocket (3) and chain body (4) form the chain drive.
2. The chain transmission structure hand-operated switching device for lifting of the telescopic cylinder according to claim 1, wherein: one side of the interior of the box body (1) is provided with a motor support (8) in a sliding manner, a motor body (7) is fixed on the motor support (8), and the output end of the motor support (8) penetrates through a waist hole in the box body (1) to be connected with a shaft on the driving chain wheel (3).
3. The chain transmission structure hand-operated switching device for lifting of the telescopic cylinder according to claim 1, wherein: a connecting support (9) is fixed on one side, close to the motor support (8), of the interior of the box body (1), a tensioning screw (11) is movably arranged on the connecting support (9), and one end of the tensioning screw (11) penetrates through a threaded hole formed in the connecting support (9) and the motor support (8) and is screwed with a nut.
4. The chain transmission structure hand-operated switching device for lifting of the telescopic cylinder according to claim 1, wherein: the electromagnetic clutch (2) is fixed on the intermediate shaft (6), the electromagnetic clutch (2) is electrically actuated, and the driving chain wheel (3) drives the driven chain wheel on the electromagnetic clutch (2) to rotate through the chain body (4).
5. The chain transmission structure with manual-electric switching device for lifting the telescopic cylinder as claimed in claim 3, wherein: the motor support (8), the connecting support (9) and the tensioning screw (11) form a tensioning structure, and the rope wheel (5) and the intermediate shaft (6) form a rotating structure.
6. The chain transmission structure hand-operated switching device for lifting of the telescopic cylinder according to claim 1, wherein: after the electromagnetic clutch (2) loses electricity, the electromagnetic clutch (2) is released, the force for lifting the telescopic cylinder is manually provided, and the rope pulley (5) drives the intermediate shaft (6) to move.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222647506.4U CN218327168U (en) | 2022-10-08 | 2022-10-08 | Chain transmission structure belt hand-electric switching device for lifting telescopic cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222647506.4U CN218327168U (en) | 2022-10-08 | 2022-10-08 | Chain transmission structure belt hand-electric switching device for lifting telescopic cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218327168U true CN218327168U (en) | 2023-01-17 |
Family
ID=84822918
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222647506.4U Active CN218327168U (en) | 2022-10-08 | 2022-10-08 | Chain transmission structure belt hand-electric switching device for lifting telescopic cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218327168U (en) |
-
2022
- 2022-10-08 CN CN202222647506.4U patent/CN218327168U/en active Active
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