CN212892402U - Chain clamping protection device and chain conveying equipment - Google Patents
Chain clamping protection device and chain conveying equipment Download PDFInfo
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- CN212892402U CN212892402U CN202021101821.1U CN202021101821U CN212892402U CN 212892402 U CN212892402 U CN 212892402U CN 202021101821 U CN202021101821 U CN 202021101821U CN 212892402 U CN212892402 U CN 212892402U
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- guide block
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Abstract
The utility model provides a chain card chain protection device and chain transfer apparatus belongs to chain protection technical field, including support, gauge stick, guide block, gag lever post, limit switch and transmission pole. The support has a vertical cylinder. The middle part of the detection rod coaxially slides and penetrates through the vertical cylinder and is provided with a first limiting part positioned in the vertical cylinder. The guide block is fixedly connected with the upper end of the detection rod and is provided with an inclined side face. The limiting rod is vertically arranged, two ends of the limiting rod are fixedly connected with the guide block and the first limiting part respectively, and the middle of the limiting rod penetrates through the top wall of the vertical cylinder in a sliding mode. The trigger end of the limit switch horizontally faces the inclined side face. The transfer rod is horizontally arranged and located between the limit switch and the guide block, is connected with the support in a sliding mode along the length direction of the transfer rod, and one end of the transfer rod is abutted to the inclined side face. The utility model provides a chain card chain protection device and chain transfer apparatus can avoid appearing the card chain when the chain on the buffering track, and the chain that the chain can not in time stall lead to can cracked problem.
Description
Technical Field
The utility model belongs to the technical field of the chain protection, more specifically say, relate to a chain card chain protection device and chain transfer apparatus.
Background
After the centrifugal nodular cast iron pipe is cured, the centrifugal nodular cast iron pipe needs to be conveyed to a heating furnace station through large-scale chain conveying equipment for spraying corrosion prevention. Present large-scale chain transfer apparatus for conveying centrifugal nodular cast-iron pipe, can set up a track respectively in the below of upper chain and lower floor's chain, two tracks are used for bearing upper chain and lower floor's chain respectively, wherein, the track of lower floor contains one section undercut's buffering track, the part unsettled when buffering track is used for bearing lower floor's chain to relax, and this part chain in the buffering track can appear the card chain occasionally, and in case appear the card chain, if can not in time stop the rotation of chain, the chain is probably cracked, not only can cause huge incident, still can influence the production of enterprise.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a chain card chain protection device and chain transfer apparatus aims at solving and appears the card chain when the chain on the buffering track, and the chain that the chain can not in time stall lead to can cracked problem.
In order to achieve the above object, the utility model adopts the following technical scheme: the utility model provides a chain card chain protection device for locate the top of the chain in the buffering track, including support, gauge rod, guide block, gag lever post, limit switch and transfer lever. The support has a vertical cylinder. The middle part of the detection rod coaxially slides to penetrate through the vertical cylinder and is provided with a first limiting part which protrudes outwards along the radial direction of the detection rod, and the first limiting part is positioned in the vertical cylinder. The guide block is fixedly connected with the upper end of the detection rod and is provided with an inclined side face. The limiting rod is vertically arranged, two ends of the limiting rod are fixedly connected with the guide block and the first limiting part respectively, and the middle of the limiting rod penetrates through the top wall of the vertical cylinder in a sliding mode. The limit switch with the guide block sets up along the horizontal direction interval, and the trigger end level orientation slope side for be connected with drive chain pivoted motor electricity. The transmission rod is horizontally arranged and located between the limit switch and the guide block, the support is connected with the inclined side face in a sliding mode along the length direction of the transmission rod, one end of the transmission rod is abutted to the inclined side face, and when the guide block rises, the inclined side face drives the transmission rod to slide, so that the other end of the transmission rod triggers the limit switch.
As another embodiment of the present application, the chain jam protection device further comprises a first compression spring. The first compression spring is located in the vertical cylinder, sleeved on the detection rod and used for downwards extruding the first limiting part.
As another embodiment of this application, the support still has a horizontal cylinder, horizontal cylinder slip cap is located outside the transfer lever, the transfer lever has along the radial outside convex second spacing portion of transfer lever, the spacing portion of second is located in the horizontal cylinder, chain card chain protection device still includes second compression spring. The second compression spring is located in the horizontal cylinder, sleeved on the transfer rod and used for extruding the second limiting part towards the direction of the guide block.
As another embodiment of the present application, the detection rod includes a sliding portion and a telescopic portion. The sliding part upper end be used for with guide block fixed connection just is used for being equipped with first spacing portion, the sliding part have the cylindricality chamber of vertical setting and down the terminal surface be equipped with the screw hole of the coaxial intercommunication in cylindricality chamber. The upper end of the telescopic part is slidably arranged in the cylindrical cavity, and the middle part of the telescopic part is provided with an external thread in threaded connection with the threaded hole.
As another embodiment of the present application, the upper end of the telescopic portion has a third limiting portion protruding outward along the radial direction of the telescopic portion, so as to limit the telescopic portion to slide out of the cylindrical cavity.
As another embodiment of this application, the middle part threaded connection of pars contractilis has lock nut, lock nut is used for extrudeing the lower terminal surface of sliding part.
As another embodiment of the present application, the lower end of the telescopic part has a hexagonal prism structure for rotating the telescopic part by means of an external hexagonal wrench.
As another embodiment of the application, one end of the transmission rod, which corresponds to the inclined side surface, is provided with a roller, and the roller is used for abutting against the inclined side surface.
The utility model provides a chain card chain protection device's beneficial effect lies in: compared with the prior art, the utility model discloses chain card chain protection device, when the card chain appears in the chain on the buffering track, can upwards tighten, drive feeler lever rebound behind the butt feeler lever, the feeler lever drives guide block and gag lever post and rises together, at this in-process, and the slope side drive transmission pole of guide block slides, so that the one end of transmission pole triggers limit switch, limit switch is triggered the back, drive chain pivoted motor is closed, thereby can avoid appearing the card chain when the chain on the buffering track, the chain can not in time stall the cracked problem of chain possibility that leads to.
In order to achieve the above object, the utility model adopts the following technical scheme: the chain conveying equipment is provided with the chain clamping protection device.
As another embodiment of the present application, the chain conveying apparatus further comprises a control system. And the signal input end of the control system is electrically connected with the limit switch, and the control output end of the control system is electrically connected with the motor.
The utility model provides a chain conveying equipment's beneficial effect lies in: compared with the prior art, the utility model discloses chain transfer apparatus, owing to be equipped with foretell chain card chain protection device, so can avoid appearing the card chain when the chain on the buffering track, the chain can not in time stall the problem that the chain that leads to may split.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic view of a chain clamping chain protection device according to an embodiment of the present invention;
fig. 2 is a schematic front view of the chain clamping protection device provided in the embodiment of the present invention;
fig. 3 is a schematic cross-sectional structure of fig. 2.
In the figure: 11. a buffer rail; 12. a chain; 13. a motor; 14. a control system; 2. a support; 21. a vertical cylinder; 22. a horizontal cylinder; 3. a probe rod; 31. a sliding part; 311. a first limiting part; 312. a cylindrical cavity; 32. a telescopic part; 321. a third limiting part; 4. a guide block; 41. an inclined side surface; 5. a limiting rod; 6. a limit switch; 7. a transfer lever; 71. a roller; 72. a second limiting part; 8. a first compression spring; 9. a second compression spring; 10. and locking the nut.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1 to fig. 3, a chain clamping protection device according to the present invention will now be described. Chain card chain protection device for locate the top of the chain 12 in the buffering track 11, including support 2, gauge rod 3, guide block 4, gag lever post 5, limit switch 6 and transfer lever 7. The stand 2 has a vertical cylinder 21. The middle part of the detection rod 3 coaxially slides through the vertical cylinder 21, and is provided with a first limiting part 311 protruding outwards along the radial direction of the detection rod 3, and the first limiting part 311 is positioned in the vertical cylinder 21. The guide block 4 is fixedly connected to the upper end of the detection rod 3 and has an inclined side surface 41. The limiting rod 5 is vertically arranged, two ends of the limiting rod are respectively fixedly connected with the guide block 4 and the first limiting part 311, and the middle part of the limiting rod slides through the top wall of the vertical barrel 21. The limit switch 6 and the guide block 4 are arranged at intervals along the horizontal direction, and the triggering end horizontally faces the inclined side surface 41 and is used for being electrically connected with a motor 13 for driving the chain 12 to rotate. The transmission rod 7 is horizontally arranged and located between the limit switch 6 and the guide block 4, is connected with the support 2 in a sliding mode along the length direction of the transmission rod 7, one end of the transmission rod is abutted to the inclined side face 41, and when the guide block 4 ascends, the inclined side face 41 drives the transmission rod 7 to slide, so that the other end of the transmission rod 7 triggers the limit switch 6.
In the present embodiment, the stopper rod 5 can restrict the rotation of the detection rod 3, thereby ensuring the reliability of the abutment of the transmission rod 7 with the inclined side surface 41. In addition, in the device, when the chain 12 on the buffer track 11 is tightened upwards, a large impact force is generated, and after the device is used, the impact force can be prevented from directly acting on the limit switch 6, so that the limit switch 6 is protected, and the running reliability of the device is also ensured.
The utility model provides a chain card chain protection device, compared with the prior art, when the card chain appears in chain 12 on buffering track 11, can upwards tighten, drive feeler lever 3 upwards slide behind butt feeler lever 3, feeler lever 3 drives guide block 4 and gag lever post 5 and rises together, at this in-process, and the slope side 41 of guide block 4 drives transmission rod 7 and slides, so that transmission rod 7's one end triggers limit switch 6, limit switch 6 is triggered the back, drive chain 12 pivoted motor 13 is closed, thereby can avoid appearing the card chain when chain 12 on buffering track 11, chain 12 can not in time stall the problem that chain 12 that leads to may split.
As a specific implementation manner of the chain clamping chain protection device provided by the present invention, please refer to fig. 3, the chain clamping chain protection device further includes a first compression spring 8. The first compression spring 8 is located in the vertical cylinder 21 and sleeved on the detection rod 3 and used for downwards extruding the first limiting part 311, so that the detection rod 3 is prevented from being triggered by the limit switch 6 after being touched by mistake, and the reliability of the device is improved.
As a specific embodiment of the chain clamping chain protection device provided in the present invention, please refer to fig. 3, the bracket 2 further has a horizontal cylinder 22, the horizontal cylinder 22 is slidably sleeved outside the transmission rod 7, the transmission rod 7 has a second limiting portion 72 protruding outward along the radial direction of the transmission rod 7, the second limiting portion 72 is located in the horizontal cylinder 22, and the chain clamping chain protection device further includes a second compression spring 9. The second compression spring 9 is located in the horizontal cylinder 22 and sleeved on the transmission rod 7, and is used for extruding the second limiting portion 72 towards the direction of the guide block 4. The limit switch 6 is prevented from being triggered after the transmission rod 7 and the detection rod 3 are touched by mistake, and the reliability of the device is improved.
As a specific embodiment of the chain link protector of the present invention, please refer to fig. 2 to 3, the detecting rod 3 includes a sliding portion 31 and a telescopic portion 32. The upper end of the sliding part 31 is used for being fixedly connected with the guide block 4 and is provided with a first limiting part 311, the sliding part 31 is provided with a vertically arranged cylindrical cavity 312, and the lower end face of the sliding part is provided with a threaded hole which is coaxially communicated with the cylindrical cavity 312. The upper end of the telescopic part 32 is slidably inserted into the cylindrical cavity 312, and the middle part of the telescopic part is provided with an external thread connected with the thread hole. By rotating the telescopic part 32, the length of the telescopic part 32 extending out of the sliding part 31 can be changed, so that the distance between the telescopic part 32 and the chain 12 on the buffer track 11 can be adjusted according to actual needs.
As a specific embodiment of the chain link protector provided in the present invention, please refer to fig. 3, the upper end of the expansion part 32 has a third limiting part 321 protruding outwards along the radial direction of the expansion part 32 for limiting the expansion part 32 to slide out of the cylindrical cavity 312, thereby preventing the separation of the sliding part 31 and the expansion part 32.
As a specific embodiment of the chain protector, please refer to fig. 2 to 3, the middle part threaded connection of pars contractilis 32 has lock nut 10, and lock nut 10 is used for extrudeing the lower terminal surface of sliding part 31, and after pars contractilis 32 moved to suitable position, rotate lock nut 10 and make its lower terminal surface that extrudes sliding part 31, increased the frictional force between the external screw thread and the screw hole of pars contractilis 32 in other words, prevent pars contractilis 32 from rotating again.
As a specific embodiment of the chain clamping chain protection device provided in the present invention, please refer to fig. 2, in order to facilitate the rotation of the driving expansion part 32, the lower end of the expansion part 32 is in a hexagonal prism structure, and is used for rotating the expansion part 32 with the help of an external hexagonal wrench.
As a specific embodiment of the chain lock protection device provided in the present invention, please refer to fig. 2 to 3, in order to better enable the inclined side 41 to drive the transmission rod 7 to slide, the end of the transmission rod 7 corresponding to the inclined side 41 is provided with a roller 71, the roller 71 is used for abutting against the inclined side 41, and the rolling friction of the roller 71 along the inclined side 41 is smaller.
The utility model also provides a chain conveying equipment. Referring to fig. 1 to 2, the chain conveying apparatus is provided with the chain jamming protection device, so that the problem that the chain 12 may be broken due to the chain 12 not stopping rotating in time when the chain 12 on the buffering track 11 is jammed can be avoided.
As a specific embodiment of the chain conveying apparatus provided in the present invention, please refer to fig. 1, the chain conveying apparatus further includes a control system 14. The signal input end of the control system 14 is electrically connected with the limit switch 6, and the control output end is electrically connected with the motor 13. When the limit switch 6 is triggered, the signal input end of the control system 14 receives a signal sent by the limit switch 6, and the control output end outputs a signal to enable the motor 13 to be turned off. In this embodiment, the control system 14 may be configured based on a PLC to accommodate harsh environments in the field.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. Chain card chain protection device, its characterized in that for locate the top of the chain in the buffering track, include:
a bracket having a vertical cylinder;
the middle part of the detection rod coaxially slides through the vertical cylinder and is provided with a first limiting part which protrudes outwards along the radial direction of the detection rod, and the first limiting part is positioned in the vertical cylinder;
the guide block is fixedly connected with the upper end of the detection rod and is provided with an inclined side surface;
the limiting rod is vertically arranged, two ends of the limiting rod are respectively fixedly connected with the guide block and the first limiting part, and the middle part of the limiting rod penetrates through the top wall of the vertical cylinder in a sliding mode;
the limit switch and the guide block are arranged at intervals along the horizontal direction, and the triggering end horizontally faces the inclined side face and is used for being electrically connected with a motor for driving the chain to rotate; and
the transmission rod is horizontally arranged and located between the limit switch and the guide block, the support is connected with the inclined side face in a sliding mode along the length direction of the transmission rod, one end of the transmission rod is abutted to the inclined side face, and when the guide block rises, the inclined side face drives the transmission rod to slide, so that the other end of the transmission rod triggers the limit switch.
2. The chain jam protection device of claim 1, wherein the chain jam protection device further comprises:
the first compression spring is positioned in the vertical cylinder, sleeved on the detection rod and used for downwards extruding the first limiting part.
3. The chain protector as claimed in claim 1, wherein the bracket further comprises a horizontal tube slidably sleeved outside the transmission rod, the transmission rod has a second stopper portion protruding outward in a radial direction of the transmission rod, the second stopper portion is located inside the horizontal tube, and the chain protector further comprises:
and the second compression spring is positioned in the horizontal cylinder, sleeved on the transfer rod and used for extruding the second limiting part towards the direction of the guide block.
4. The chain jam protection device of claim 1 wherein said probe bar includes:
the upper end of the sliding part is fixedly connected with the guide block and is provided with a first limiting part, the sliding part is provided with a vertically arranged cylindrical cavity, and the lower end surface of the sliding part is provided with a threaded hole coaxially communicated with the cylindrical cavity;
the upper end of the telescopic part is slidably arranged in the cylindrical cavity, and the middle part of the telescopic part is provided with an external thread in threaded connection with the threaded hole.
5. The chain protector of claim 4, wherein the upper end of the telescoping section has a third stopper projecting radially outward from the telescoping section to restrict the telescoping section from sliding out of the cylindrical cavity.
6. The chain protector of claim 4, wherein a lock nut is threadedly coupled to a middle portion of the extension portion, the lock nut being adapted to press a lower end surface of the slide portion.
7. The chain protector of claim 4, wherein the lower end of the telescoping section is hexagonal for rotation of the telescoping section with an external hex wrench.
8. The chain jam protector of claim 1 wherein the end of the transfer bar corresponding to the angled side is provided with a roller for abutting the angled side.
9. Chain conveyor equipment, characterized in that a chain jamming protection arrangement according to any of claims 1-8 is provided.
10. The chain conveying apparatus as claimed in claim 9, wherein said chain conveying apparatus further comprises:
and the signal input end of the control system is electrically connected with the limit switch, and the control output end of the control system is electrically connected with the motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021101821.1U CN212892402U (en) | 2020-06-15 | 2020-06-15 | Chain clamping protection device and chain conveying equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021101821.1U CN212892402U (en) | 2020-06-15 | 2020-06-15 | Chain clamping protection device and chain conveying equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212892402U true CN212892402U (en) | 2021-04-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021101821.1U Active CN212892402U (en) | 2020-06-15 | 2020-06-15 | Chain clamping protection device and chain conveying equipment |
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| CN (1) | CN212892402U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117416725A (en) * | 2023-12-18 | 2024-01-19 | 宜宾本信电子科技有限公司 | Display equipment conveyor |
-
2020
- 2020-06-15 CN CN202021101821.1U patent/CN212892402U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117416725A (en) * | 2023-12-18 | 2024-01-19 | 宜宾本信电子科技有限公司 | Display equipment conveyor |
| CN117416725B (en) * | 2023-12-18 | 2024-02-13 | 宜宾本信电子科技有限公司 | Display equipment conveyor |
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