CN220744390U - Broken belt detection device and elevator - Google Patents
Broken belt detection device and elevator Download PDFInfo
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- CN220744390U CN220744390U CN202322379305.5U CN202322379305U CN220744390U CN 220744390 U CN220744390 U CN 220744390U CN 202322379305 U CN202322379305 U CN 202322379305U CN 220744390 U CN220744390 U CN 220744390U
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- 238000001514 detection method Methods 0.000 title claims abstract description 43
- 230000001960 triggered effect Effects 0.000 claims abstract description 9
- 238000003825 pressing Methods 0.000 claims description 25
- 230000005540 biological transmission Effects 0.000 claims description 12
- 230000005489 elastic deformation Effects 0.000 abstract description 4
- 230000001360 synchronised effect Effects 0.000 description 15
- 230000003028 elevating effect Effects 0.000 description 6
- 239000000758 substrate Substances 0.000 description 6
- 230000006698 induction Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 206010063385 Intellectualisation Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of elevators, in particular to a broken belt detection device and an elevator. The broken belt detection device can be used for detecting whether the driving belt or the chain is broken or not, when the broken belt detection device is fixed on the driving belt or the chain through the mounting seat, the movable frame is propped against the driving belt or the chain, so that the elastic piece is in a compressed state, when the driving belt or the chain is broken, the movable frame loses dependence, the elastic piece recovers elastic deformation, generates elastic force and pushes the movable frame to move, the inductor is triggered, namely, the driving belt or the chain is broken, broken belt detection is effectively realized, the whole broken belt detection device is simple in structure, high in detection accuracy and stable and reliable in performance.
Description
Technical Field
The utility model relates to the technical field of elevators, in particular to a broken belt detection device and an elevator.
Background
Along with the rapid increase of logistics demands, the requirements on the intellectualization and the high efficiency of the warehousing system are higher and higher. In the intelligent shuttle system, the application scene of the elevator matched with the intelligent warehousing system is wider, and the operation efficiency of the shuttle is greatly improved. The hoisting machine can realize the vertical reciprocating lifting and goods in-out, effectively meets the requirement of mixing goods in large batches, improves the working efficiency and saves the investment and the running cost.
The maximum lifting speed of the high-speed cargo lifting machine can reach 3m/s, the lifting height can reach 12m, and the intelligent and efficient cargo storage and taking among the multi-layer goods shelves can be realized. The lifting machine realizes vertical up-and-down reciprocating lifting, and the power part is transmitted through the belt wheel synchronous belt, a cargo carrying platform for carrying cargoes in the lifting machine is fixed with the synchronous belt, and the synchronous belt drives the cargo carrying platform to reciprocate up and down synchronously, so that cargoes can be stored and taken up when reaching corresponding layer height.
In the high-speed running process of the synchronous belt wheel synchronous belt, the state detection of the synchronous belt is particularly important. The problem that the synchronous belt is likely to break and fail due to high-speed and high-frequency use is considered, if the synchronous belt is not fed back to a control system in time to take corresponding braking measures when in fatigue fracture, the cargo table is very easy to fall, equipment is damaged, and personnel are easy to be injured. Therefore, the belt breakage detection of the synchronous belt in the running process is very important. The existing broken belt detection device is complex in structure and low in accuracy, and the false triggering induction condition is easy to occur in practical application, so that the working efficiency is affected.
Disclosure of Invention
The applicant provides a broken belt detection device and a lifting machine aiming at the defects in the prior art, and the broken belt detection device and the lifting machine are simple in structure and stable and reliable in performance.
The technical scheme adopted by the utility model is as follows: a broken belt detection device comprises a mounting seat, a movable frame, an elastic piece and an inductor, wherein the movable frame is movably arranged on the mounting seat, the elastic piece is arranged between the movable frame and the mounting seat, and the elastic piece is configured to drive the movable frame to move and trigger the inductor through elasticity.
As a further improvement of the above technical scheme:
the movable frame comprises a pressing piece and at least one movable shaft, the movable shaft can be penetrated through the mounting seat in an axial movable mode, the pressing piece is arranged on the movable shaft, and the elastic piece is arranged between the pressing piece and the mounting seat.
The elastic piece is a spring, the spring is sleeved on the movable shaft, and two ends of the spring respectively lean against the pressing piece and the mounting seat.
At least one guide sleeve is arranged on the mounting seat, and the movable shaft penetrates through the guide sleeve.
The sensor is a proximity switch, the movable frame comprises a sensing piece which is used for being in sensing fit with the proximity switch, and the sensing piece is arranged on the movable shaft.
The pressing piece and the induction piece are respectively arranged at two ends of the movable shaft, and the inductor is arranged on the mounting seat.
The sensor is provided with a positioning piece, and the positioning piece is configured to be propped against the mounting seat when the sensor is triggered.
The locating piece is a screw, and the screw is installed in a threaded hole formed in the sensing piece and is fixed through a nut.
The utility model provides a lifting machine, includes broken belt detection device, still includes cargo bed and elevating system, and elevating system is configured to drive cargo bed and goes up and down, and elevating system is belt drive mechanism or chain drive mechanism, broken belt detection device installs on the cargo bed, and the tip of movable frame supports on the drive belt in belt drive mechanism or the chain in the chain drive mechanism.
The beneficial effects of the utility model are as follows: the broken belt detection device can be used for detecting whether the driving belt or the chain is broken or not, when the broken belt detection device is fixed on the driving belt or the chain through the mounting seat, the movable frame is propped against the driving belt or the chain, so that the elastic piece is in a compressed state, when the driving belt or the chain is broken, the movable frame loses dependence, the elastic piece recovers elastic deformation, generates elastic force and pushes the movable frame to move, the inductor is triggered, namely, the driving belt or the chain is broken, broken belt detection is effectively realized, the whole broken belt detection device is simple in structure, high in detection accuracy and stable and reliable in performance.
Drawings
Fig. 1 is a structural view of a belt breakage detection device.
Fig. 2 is a structural diagram of the hoist.
Fig. 3 is an enlarged view of a portion a in fig. 2.
Fig. 4 is a schematic view of the belt breakage detection device in cooperation with the belt during normal use.
Fig. 5 is a schematic diagram of the belt breakage detection device and belt cooperation when the belt breaks.
Wherein: 10. a mounting base; 11. a first plate body; 12. a second plate body; 20. a movable frame; 21. a pressing member; 22. a movable shaft; 23. an induction member; 231. a substrate; 232. an induction plate; 30. an elastic member; 40. an inductor; 50. guide sleeve; 60. a positioning piece; 70. a cargo bed; 71. a roller conveyor line; 80. a driving belt.
Description of the embodiments
Embodiments of the present utility model will now be described with reference to fig. 1-5.
As shown in fig. 1, the application discloses a broken belt detection device, which comprises a mounting seat 10, a movable frame 20, an elastic piece 30 and an inductor 40, wherein the movable frame 20 is movably arranged on the mounting seat 10, the elastic piece 30 is arranged between the movable frame 20 and the mounting seat 10, and the elastic piece 30 is configured to drive the movable frame 20 to move and trigger the inductor 40 through elasticity.
The broken belt detection device can be used for detecting whether drive belt 80 or chain etc. are broken, during the use, be fixed in on drive belt 80 or the chain with broken belt detection device through mount pad 10, movable frame 20 is supported on drive belt 80 or chain for elastic component 30 is in compressed state, when drive belt 80 or chain fracture, movable frame 20 loses dependence, elastic component 30 resumes elastic deformation, produces elasticity and promotes movable frame 20 and remove, inductor 40 is triggered, indicate promptly that drive belt 80 or chain has broken, effectively realize broken belt detection, whole broken belt detection device simple structure detects the precision higher, stable performance is reliable.
Further, the movable frame 20 includes a pressing member 21 and at least one moving shaft 22, the moving shaft 22 is axially movably inserted through the mounting base 10, the pressing member 21 is disposed on the moving shaft 22, and the elastic member 30 is disposed between the pressing member 21 and the mounting base 10.
As one embodiment, the mounting seat 10 is an angular plate formed by vertically connecting the first plate body 11 and the second plate body 12, the first plate body 11 is provided with a plurality of mounting holes, the mounting and fixing of the mounting seat 10 can be realized through screws at the mounting holes, two moving shafts 22 are arranged in parallel, the moving shafts 22 vertically penetrate through the plate surface of the second plate body 12, the moving shafts 22 can axially move, the pressing piece 21 is in a strip-shaped plate shape, the pressing piece 21 is fixed at the same end of the two moving shafts 22, and the moving shafts 22 are arranged in two, so that the movement of the whole movable frame 20 is stable, and the plate surface of the pressing piece 21 is used for being in abutting contact with the belt surface or the chain of the driving belt 80.
Further, the elastic member 30 is a spring, the spring is sleeved on the movable shaft 22, and two ends of the spring respectively abut against the pressing member 21 and the mounting seat 10. When the synchronous belt 80 or the chain is normally used, the pressing piece 21 is abutted against the synchronous belt 80 or the chain, the spring is in a compressed state, and when the synchronous belt 80 or the chain breaks, the pressing piece 21 loses dependence, and the spring recovers elastic deformation and pushes the movable frame 20 to move.
Further, at least one guide sleeve 50 is disposed on the mounting base 10, and the moving shaft 22 passes through the guide sleeve 50. The guide sleeves 50 are arranged on the second plate body 12, the number of the guide sleeves 50 is consistent with that of the movable shafts 22, namely, each movable shaft 22 is provided with the guide sleeve 50, the guide sleeve 50 plays a role in guiding the movement of the movable shaft 22, and the movable shaft 22 is ensured to move stably.
Further, the sensor 40 is a proximity switch, and the movable frame 20 includes a sensing member 23 for being inductively matched with the proximity switch, wherein the sensing member 23 is disposed on the movable shaft 22.
Further, the pressing member 21 and the sensing member 23 are respectively disposed at both ends of the movable shaft 22, and the sensor 40 is disposed on the mounting base 10.
As one embodiment, the sensing member 23 is plate-shaped, the sensing member 23 includes a strip-shaped substrate 231, a sensing plate 232 is suspended at the middle edge of the substrate 231, the sensing plate 232 and the substrate 231 are on the same plane, the sensing plate 232 and the substrate 231 are combined into a T-shaped plate, the end parts of the two moving shafts 22 far from the pressing member 21 are respectively and vertically fixed on the two end plate surfaces of the substrate 231, and the plate surfaces of the sensing plate 232 are opposite to the proximity switch. As shown in fig. 4, when the synchronous belt 80 or the chain is normally used, the pressing member 21 is pressed against the synchronous belt 80 or the chain, the spring is in a compressed state, a certain distance is reserved between the sensing plate 232 and the proximity switch, the proximity switch cannot sense the sensing plate 232, and the proximity switch cannot be triggered. As shown in fig. 5, when the timing belt 80 or the chain breaks, the pressing member 21 loses the rest, the spring recovers the elastic force and pushes the movable frame 20 to move, the sensing member 23 moves along with the movable frame 20, the sensing member 23 gradually moves until the proximity switch senses the sensing plate 232, and the proximity switch is triggered, i.e. the disconnection of the timing belt 80 or the chain is detected.
Further, the sensor 23 is provided with a positioning member 60, and the positioning member 60 is configured to abut against the mounting base 10 when the sensor 40 is triggered. As one example, the positioning member 60 is a screw, which is mounted in a threaded hole formed in the base plate 231 and fixed by a nut. The length direction of the screw is parallel to the length direction of the movable shaft 22, when the synchronous belt 80 or the chain breaks, the proximity switch is triggered, the end of the screw abuts against the second plate body 12, the proximity switch is protected, and the sensing plate 232 is prevented from being collided with the proximity switch due to overlarge movement displacement of the movable frame 20. The positioning piece 60 adopts a screw, the length of the screw extending out of the base plate 231 is adjustable, the installation error can be compensated, and the induction plate 232 can not collide with the proximity switch.
The application also discloses a lifting machine, including above-mentioned broken belt detection device, still include cargo bed 70 and elevating system, elevating system is configured to drive cargo bed 70 lift, and elevating system is belt drive mechanism or chain drive mechanism, broken belt detection device installs on cargo bed 70, and the tip of movable frame 20 supports and leans on the drive belt 80 in the belt drive mechanism or on the chain in the chain drive mechanism. As one example, the cargo bed 70 includes a roller conveyor line 71, the roller conveyor line 71 being adapted to interface with an external conveyor line or the like so that cargo is transferred between the external conveyor line and the elevator. Taking a lifting mechanism as an example, a belt transmission mechanism is adopted as an example, the structure of the lifting machine is approximately described below, the lifting machine further comprises a mounting frame, the belt transmission mechanism is mounted on the mounting frame and comprises a transmission belt 80, a motor, two belt pulleys and the like, the two belt pulleys are arranged at intervals in the up-down direction, the transmission belt 80 is tensioned on the two belt pulleys, the motor drives the transmission belt 80 to move through the belt pulleys, a cargo carrying platform 70 is fixed on the transmission belt 80, the transmission belt 80 drives the cargo carrying platform 70 to move up and down to lift cargoes, a broken belt detection device is fixed on the cargo carrying platform 70 through a mounting seat 10, and a pressing piece 21 is abutted against a belt surface of the transmission belt 80.
The above description is intended to illustrate the utility model and not to limit it, the scope of which is defined by the claims, and any modifications can be made within the scope of the utility model.
Claims (9)
1. A broken belt detection device is characterized in that: the movable frame (20) is movably arranged on the mounting seat (10), the elastic piece (30) is arranged between the movable frame (20) and the mounting seat (10), and the elastic piece (30) is configured to drive the movable frame (20) to move and trigger the inductor (40) through elasticity.
2. The strip breakage detection device according to claim 1, wherein: the movable frame (20) comprises a pressing piece (21) and at least one movable shaft (22), the movable shaft (22) can be axially and movably inserted from the mounting seat (10) to pass through, the pressing piece (21) is arranged on the movable shaft (22), and the elastic piece (30) is arranged between the pressing piece (21) and the mounting seat (10).
3. The strip breakage detection device according to claim 2, wherein: the elastic piece (30) is a spring, the spring is sleeved on the movable shaft (22), and two ends of the spring respectively lean against the pressing piece (21) and the mounting seat (10).
4. The strip breakage detection device according to claim 2, wherein: at least one guide sleeve (50) is arranged on the mounting seat (10), and the movable shaft (22) passes through the guide sleeve (50).
5. The strip breakage detection device according to claim 2, wherein: the sensor (40) is a proximity switch, the movable frame (20) comprises a sensing piece (23) which is used for being in sensing fit with the proximity switch, and the sensing piece (23) is arranged on the movable shaft (22).
6. The belt breakage detection device according to claim 5, wherein: the pressing piece (21) and the sensing piece (23) are respectively arranged at two ends of the moving shaft (22), and the sensor (40) is arranged on the mounting seat (10).
7. The belt breakage detection device according to claim 5, wherein: the sensor (23) is provided with a positioning piece (60), and the positioning piece (60) is configured to be abutted against the mounting seat (10) when the sensor (40) is triggered.
8. The strip breakage detection device according to claim 7, wherein: the locating piece (60) is a screw, and the screw is installed in a threaded hole formed in the sensing piece (23) and fixed through a nut.
9. A lifting machine, characterized in that: the belt breakage detection device according to any one of claims 1 to 8, further comprising a cargo table (70) and a lifting mechanism configured to drive the cargo table (70) to lift, the lifting mechanism being a belt transmission mechanism or a chain transmission mechanism, the belt breakage detection device being mounted on the cargo table (70) with an end of the movable frame (20) abutting against a belt (80) in the belt transmission mechanism or a chain in the chain transmission mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322379305.5U CN220744390U (en) | 2023-09-04 | 2023-09-04 | Broken belt detection device and elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322379305.5U CN220744390U (en) | 2023-09-04 | 2023-09-04 | Broken belt detection device and elevator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220744390U true CN220744390U (en) | 2024-04-09 |
Family
ID=90552197
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322379305.5U Active CN220744390U (en) | 2023-09-04 | 2023-09-04 | Broken belt detection device and elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220744390U (en) |
-
2023
- 2023-09-04 CN CN202322379305.5U patent/CN220744390U/en active Active
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