CN211811978U - Conveyer belt detection device - Google Patents
Conveyer belt detection device Download PDFInfo
- Publication number
- CN211811978U CN211811978U CN202020276781.8U CN202020276781U CN211811978U CN 211811978 U CN211811978 U CN 211811978U CN 202020276781 U CN202020276781 U CN 202020276781U CN 211811978 U CN211811978 U CN 211811978U
- Authority
- CN
- China
- Prior art keywords
- switch
- detection
- belt
- conveyer belt
- conveyor belt
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000001514 detection method Methods 0.000 title claims abstract description 116
- 230000000903 blocking effect Effects 0.000 claims description 4
- 238000007689 inspection Methods 0.000 claims description 4
- 241000251468 Actinopterygii Species 0.000 description 7
- 238000009434 installation Methods 0.000 description 2
- 239000003245 coal Substances 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000008707 rearrangement Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Images
Landscapes
- Control Of Conveyors (AREA)
Abstract
The utility model relates to a belt conveyor technical field discloses a conveyer belt detection device. The detection device of the conveying belt comprises a falling object detection assembly and a core-pulling detection assembly, wherein the falling object detection assembly is arranged below the conveying belt and comprises a falling object collector arranged on a support, and the falling object collector can collect the falling objects after the conveying belt is torn and disconnect a switch of the conveying belt; the core-pulling detection assembly is arranged on one side of the conveying belt bearing object and is electrically connected with a switch of the conveying belt, and the core-pulling detection assembly can be used for disconnecting the switch of the conveying belt when core pulling occurs to the conveying belt. The utility model discloses the conveyer belt detection device that this embodiment provided can not only be used for detecting the conveyer belt after tearing, but also starts from the reason of tearing of conveyer belt for whether appear the problem of loosing core before detecting the conveyer belt and tearing, can in time detect and shut down the conveyer belt before the conveyer belt tears, avoided the conveyer belt effectively to tear danger and the loss that causes.
Description
Technical Field
The utility model relates to a belt conveyor technical field especially relates to a conveyer belt detection device.
Background
The underground belt conveyor for the coal mine has the advantages of long distance, continuous transportation, reliable operation, easy realization of automation and the like, and becomes main transportation equipment of a digital mine. In order to meet the production requirements of high-yield and high-efficiency digital mines, the current belt conveyor is developed towards the directions of long distance, high belt speed, large conveying capacity and high power. The conveying belt is a traction mechanism and a bearing structure in the belt conveyor, penetrates through the whole length of the belt conveyor, is large in using amount and high in cost, and accounts for about 65% of the cost of the conveyor. For the conveyer belt, tearing is a very destructive damage form, once a tearing accident occurs, a few meters, a plurality of tens of meters or even the whole conveyer belt is completely destroyed, and the conveyer belt with value of tens of thousands of yuan or even tens of thousands of yuan can be completely destroyed in a few minutes, so that huge economic loss is caused.
At present, an electrode detection method or an electronic scale detection method is mostly adopted for detecting the conveyer belt, the principle is to detect falling objects after the conveyer belt is torn, and the detection method can only be used for detecting the torn condition of the conveyer belt and cannot detect loose cores generated in the early stage of the torn conveyer belt.
Therefore, a conveyor belt inspection device is needed to solve the above problems.
SUMMERY OF THE UTILITY MODEL
Based on it is above, an object of the utility model is to provide a conveyer belt detection device can tear the conveyer belt and detect, can tear the preceding loose core of conveyer belt again and detect.
In order to achieve the purpose, the utility model adopts the following technical proposal:
a conveyor belt testing apparatus comprising:
the falling object detection assembly is arranged below the conveying belt and comprises a falling object collector arranged on a support, and the falling object collector is configured to be a switch capable of collecting the falling objects after the conveying belt is torn and disconnecting the conveying belt;
the core-pulling detection assembly is arranged on one side of the conveying belt bearing object and electrically connected with the switch of the conveying belt, and the core-pulling detection assembly is configured to disconnect the switch of the conveying belt when the core-pulling of the conveying belt is detected.
As a preferred scheme of the conveyer belt detection device, the falling object detection assembly comprises a detection box electrically connected with a switch of the conveyer belt, the detection box is arranged on the bracket, and the falling object collector is arranged on the detection box.
As a preferred scheme of the conveyer belt detection device, one of the detection box and the bracket is provided with a dovetail groove, and the other one is provided with a dovetail protrusion which is arranged in the dovetail groove to connect the detection box and the bracket.
As a preferable aspect of the conveyor belt detection apparatus, the falling object detection module further includes:
one end of the supporting rod is rotatably connected with the falling object collector, and the other end of the supporting rod is connected with the detection box;
and one end of the swinging rod is connected with the falling object collector, and the swinging rod can rotate along with the falling object collector after the falling object collector collects the falling objects so as to disconnect the switch of the conveying belt.
As a preferred scheme of the conveyer belt detection device, a detection switch electrically connected with the switch of the conveyer belt is arranged in the detection box, and the other end of the swinging rod is arranged in the detection box and selectively contacted with the detection switch.
As a preferred scheme of conveyer belt detection device, the detection subassembly of loosing core includes:
the balance stop lever is arranged above one side of the conveying belt for bearing the goods;
the stop lever link, with the support rotates to be connected, and with the junk collector with balanced stop lever connects, the stop lever link can the balanced stop lever detects the conveyer belt drive when loosing core the junk collector rotates in order to break off the switch of conveyer belt.
As a conveyer belt detection device's preferred scheme, still include fish tail determine module, set up in the blanking mouth of conveyer belt top, with the switch of conveyer belt is connected electrically, fish tail determine module is configured to break when detecting the foreign matter of blanking mouth the switch of conveyer belt.
As a preferable aspect of the conveyor belt detection apparatus, the scratch detection module includes:
the fixed rod is provided with a pressure switch electrically connected with the switch of the conveying belt;
the pressure stop lever is elastically connected with the fixed lever through an elastic piece and can trigger the pressure switch to disconnect the switch of the conveying belt when being extruded by the foreign matters.
As a preferable scheme of the conveyor belt detection device, the scratch detection assembly further comprises a pressure adjusting nut to adjust a pre-tightening force of the elastic element between the fixing rod and the pressure stop rod.
As a preferred scheme of the conveyer belt detection device, the elastic element is a spring, one end of the elastic element is abutted with the fixed rod, and the other end of the elastic element is abutted with the pressure stop lever.
The utility model has the advantages that: the conveyer belt detection device that this embodiment provided can not only be used for detecting the conveyer belt after tearing, but also starts from the tearing reason of conveyer belt for whether appear the problem of loosing core before detecting the conveyer belt and tearing, can in time detect the conveyer belt before the conveyer belt tears and whether appear loosing core and in time close the conveyer belt, avoided the conveyer belt effectively to tear danger and the loss that causes. Specifically, the falling object detection assembly receives the falling object torn by the conveying belt through the falling object collector so as to disconnect the switch of the conveying belt; the core-pulling detection component is used for detecting the core pulling of the conveying belt so as to disconnect the switch of the conveying belt.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the description of the embodiments of the present invention 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 for those skilled in the art, other drawings can be obtained according to the contents of the embodiments of the present invention and the drawings without creative efforts.
Fig. 1 is a schematic view of a conveyor belt detection device according to an embodiment of the present invention;
fig. 2 is a schematic view of a falling object detecting assembly according to an embodiment of the present invention;
fig. 3 is a schematic diagram of the detection switch being triggered according to the embodiment of the present invention;
FIG. 4 is a schematic view of a loose core detection assembly according to an embodiment of the present invention;
fig. 5 is a schematic view of a scratch detection assembly according to an embodiment of the present invention.
In the figure:
10-a conveyor belt; 20-a scaffold; 30-blanking port;
1-a drop detection assembly; 11-a junk collector; 111-flanging; 12-a cartridge; 121-dovetail groove; 122-a detection switch; 123-an elongated via; 124-terminal; 13-a support bar; 14-a swing lever;
2-a core-pulling detection component; 21-a balance bar; 22-a stop lever connecting frame;
3-a scratch detection component; 31-a fixing rod; 32-pressure stop lever; 33-an elastic member; 34-a pressure regulating nut; 35-pressure switch.
Detailed Description
In order to make the technical problems, technical solutions and technical effects achieved by the present invention more clear, the embodiments of the present invention will be described in further detail with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1 to 5, the present embodiment provides a conveyor belt detection device for a belt conveyor, the device includes a falling object detection assembly 1 and a core pulling detection assembly 2, wherein the falling object detection assembly 1 is disposed below a conveyor belt 10 and includes a falling object collector 11 disposed on a bracket 20, and the falling object collector 11 can collect a falling object after the conveyor belt 10 is torn and disconnect a switch of the conveyor belt 10; the core-pulling detection component 2 is arranged on one side of the conveying belt 10 carrying objects and is electrically connected with a switch of the conveying belt 10, and the core-pulling detection component 2 can be used for disconnecting the switch of the conveying belt 10 when core pulling occurs to the conveying belt 10.
The conveyer belt detection device that this embodiment provided can not only be used for detecting the conveyer belt 10 after tearing, but also starts from the tearing reason of conveyer belt 10 for whether appear the problem of loosing core before detecting conveyer belt 10 tears, can in time detect conveyer belt 10 before conveyer belt 10 tears whether appear loosing core and in time shut down conveyer belt 10, avoided conveyer belt 10 to tear danger and loss that causes effectively. Specifically, the falling object detecting assembly 1 receives the falling object torn by the conveyer belt 10 through the falling object collector 11 to turn off the switch of the conveyer belt 10; the core back detection assembly 2 detects the core back of the conveyor belt 10 to turn off the switch of the conveyor belt 10.
As shown in fig. 1 and 2, the falling object detecting assembly 1 includes a detecting box 12 electrically connected to a switch of the conveyor belt 10, the detecting box 12 is disposed on a support 20, and the falling object collector 11 is disposed on the detecting box 12. One of the cartridge 12 and the holder 20 is provided with a dovetail groove 121, and the other is provided with a dovetail projection, which is disposed in the dovetail groove 121 to connect the cartridge 12 and the holder 20. In this embodiment, the detection box 12 is provided with the dovetail groove 121, the bracket 20 is provided with the dovetail protrusion, and the dovetail groove 121 and the dovetail protrusion are inserted without other tools, so that the installation and the replacement are more convenient and time-saving.
Furthermore, the falling object detection assembly 1 further comprises a support rod 13 and a swing rod 14, wherein one end of the support rod 13 is rotatably connected with the falling object collector 11, and the other end of the support rod 13 is connected with the detection box 12; one end of the swinging rod 14 is connected with the falling object collector 11, and the swinging rod 14 can rotate along with the falling object collector 11 after the falling object collector 11 collects the falling objects so as to disconnect the switch of the conveyer belt 10; a detection switch 122 electrically connected with the switch of the conveyor belt 10 is arranged in the detection box 12, and the detection switch 122 is installed in the detection box 12 through a switch installation frame; the other end of the swing lever 14 is disposed in the detection box 12 and selectively contacts with the detection switch 122, one end of the detection box 12 is provided with a terminal 124 connected with the detection switch 122, and the other end of the terminal 124 is electrically connected with the switch of the conveyor belt 10.
Specifically, junk collector 11 sets up to arched collecting plate, and bracing piece 13 and swinging arms 14 all connect in arched collecting plate's inboard, and arched collecting plate's arc both sides are provided with the turn-ups 111 towards conveyer belt 10, and the collecting plate extends along conveyer belt 10's width direction to guarantee that conveyer belt 10 width direction everywhere junk passes through in arched collecting plate's the outside landing to turn-ups 111, realize the collection to the junk. The detection box 12 is provided with a long through hole 123, and the other end of the swing rod 14 is arranged in the detection box 12 through the long through hole 123, so that the swing rod 14 can be effectively prevented from interfering with the detection box 12 when swinging.
Because the falling object collector 11 is balanced when there is no falling object, when there is a falling object falling into the flange 111 from the torn part of the conveyer belt 10, the balance of the falling object collector 11 is broken, the falling object collector 11 will drive the swing rod 14 to rotate a certain angle together with the support rod 13, as shown in fig. 3, the swing rod 14 after rotating triggers the detection switch 122, and further the switch of the conveyer belt 10 is switched off, and the conveyer belt 10 is shut down.
Usually, all can take place to loose core before conveyer belt 10 tears, just can detect out before conveyer belt 10 tears the risk of tearing, conveyer belt detection device has set up detection component 2 of loosing core. As shown in fig. 1 and 4, the core back detection assembly 2 includes a balance stop lever 21 and a stop lever connection frame 22, the stop lever connection frame 22 is rotatably connected to the support 20 and connected to the junk collector 11 and the balance stop lever 21, and the stop lever connection frame 22 can drive the junk collector 11 to rotate to disconnect the switch of the conveyor belt 10 when the balance stop lever 21 detects the core back of the conveyor belt 10.
Because the loose core of conveyer belt 10 takes place in the one side that bears the weight of the object mostly, so balanced pin 21 sets up in the conveyer belt 10 and bears the weight of the top of goods one side, and further, the loose core of conveyer belt 10 takes place along the direction of delivery of conveyer belt 10 mostly, so balanced pin 21 sets up perpendicularly in the direction of delivery of conveyer belt 10 to guarantee that the loose core of conveyer belt 10 can touch the balanced pin, avoided lou examining effectively.
Because the junk collector 11 is balanced when there is no junk, when the core of the conveyer belt 10 touches the balance stop lever 21, the balance stop lever 21 can drive the stop lever connecting frame 22 to rotate along the support 20, the stop lever connecting frame 22 is connected with the junk collector 11, so the balance of the junk collector 11 can be broken, the junk collector 11 can drive the swing lever 14 to rotate a certain angle along with the support rod 13, as shown in fig. 3, the swing lever 14 after rotating triggers the detection switch 122, further the switch of the conveyer belt 10 is disconnected, and the conveyer belt 10 is shut down.
It should be noted that when the conveyor belt 10 is an endless conveyor belt, although the lower conveyor belt 10 does not carry goods, there is still a risk of core pulling, and therefore two balancing bars 21 are provided, one being disposed above the upper conveyor belt 10 and the other being disposed below the lower conveyor belt 10. Since the falling object detecting unit 1 detects falling objects, the falling object collector 11 only needs to be disposed below the upper conveyor 10. In addition, according to the research on the tearing position of the conveyer belt 10, the falling object detection assembly 1 and the core pulling detection assembly 2 are arranged within 3010 meters away from the falling material port, so that the conveyer belt 10 can be detected more timely and effectively.
To the belt conveyor transportation, it tears and the penetrability fish tail is torn to cause the pressure fish tail of conveyer belt 10 very easily when there is the unable normal whereabouts of stock form foreign matter in blanking mouth 30 department, according to above-mentioned fault phenomenon, as shown in fig. 1, conveyer belt detection device still is provided with fish tail determine module 3 at the blanking mouth 30 of conveyer belt 10 top, fish tail determine module 3 is connected with the switch electricity of conveyer belt 10, fish tail determine module 3 can break the switch of conveyer belt 10 when detecting the foreign matter of blanking mouth 30.
Specifically, as shown in fig. 1 and 5, the scratch detection assembly 3 includes a fixing rod 31 and a pressure bar 32 elastically connected to the fixing rod 31 through an elastic member 33, a pressure switch 35 electrically connected to the switch of the conveyor belt 10 is disposed on the fixing rod 31, and the pressure bar 32 can trigger the pressure switch 35 to turn off the switch of the conveyor belt 10 when being pressed by a foreign object. Further specifically, since the long rod-shaped foreign matter is likely to be caught to the blanking port 30 along the conveying direction of the conveyor belt 10, the pressure blocking rod 32 and the fixing rod 31 are disposed along the direction perpendicular to the conveying direction of the conveyor belt 10, and extend along the width direction of the conveyor belt 10, which can effectively prevent missing detection.
When long rod-shaped foreign matter joint in blanking mouth 30 department can't fall, because last the junk that has fallen in the blanking mouth 30 and fall out, the junk that lasts the whereabouts can be constantly to long rod-shaped foreign matter generate pressure, when pressure increase to can extrude the elastic component 33 between dead lever 31 and pressure pin 32 and take place to warp, pressure pin 32 can trigger the pressure switch 35 on the dead lever 31, and then the switch of disconnection conveyer belt 10, closes off conveyer belt 10.
Preferably, the scratch detection assembly 3 further includes a pressure adjusting nut 34, the elastic member 33 is a spring, one end of the spring abuts against the fixing rod 31, and the other end of the spring abuts against the pressure stop lever 32; the pressure adjusting nut 34 is provided on a side of the pressure blocking lever 32 away from the fixing lever 31. Screwing the pressure adjusting nut 34 can change the distance between the pressure stop rod 32 and the fixing rod 31, and further adjust the pretightening force of the spring between the fixing rod 31 and the pressure stop rod 32, so that the scratch detection assembly 3 can be used for detecting different foreign matters, and the application range of the conveyer belt detection device is enlarged.
The conveyer belt detection device that this embodiment provided can detect the long rod-shaped foreign matter of tearing, the loosing core of conveyer belt 10 and blanking mouth 30 of conveyer belt 10, can close conveyer belt 10 when having the anomaly, can avoid conveyer belt 10 to tear loss and the danger that causes effectively, has characteristics such as suitability height, detection reliability and long service life.
It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.
Claims (10)
1. A conveyor belt testing apparatus, comprising:
the falling object detection assembly (1) is arranged below the conveying belt (10) and comprises a falling object collector (11) arranged on a bracket (20), and the falling object collector (11) is configured to be a switch capable of collecting the falling objects after the conveying belt (10) is torn and disconnecting the conveying belt (10);
the core-pulling detection assembly (2) is arranged on one side of the conveying belt (10) carrying objects and electrically connected with the switch of the conveying belt (10), and the core-pulling detection assembly (2) is configured to disconnect the switch of the conveying belt (10) when the core-pulling of the conveying belt (10) is detected.
2. The conveyor belt detection device according to claim 1, wherein the falling object detection assembly (1) comprises a detection box (12) electrically connected with a switch of the conveyor belt (10), the detection box (12) is arranged on the bracket (20), and the falling object collector (11) is arranged on the detection box (12).
3. The conveyor belt inspection device according to claim 2, wherein one of the inspection box (12) and the rack (20) is provided with a dovetail groove (121), and the other is provided with a dovetail projection, and the dovetail projection is disposed in the dovetail groove (121) to connect the inspection box (12) and the rack (20).
4. The conveyor belt detection device of claim 2, wherein the fall detection assembly (1) further comprises:
one end of the supporting rod (13) is rotatably connected with the falling object collector (11), and the other end of the supporting rod is connected with the detection box (12);
the swinging rod (14) is connected with the falling object collector (11) at one end, and the swinging rod (14) can rotate together with the falling object collector (11) after the falling object collector (11) collects the falling objects so as to disconnect the switch of the conveying belt (10).
5. The conveyor belt detection device according to claim 4, wherein a detection switch (122) electrically connected with a switch of the conveyor belt (10) is arranged in the detection box (12), and the other end of the swing lever (14) is arranged in the detection box (12) and selectively contacted with the detection switch (122).
6. A conveyor belt detection device as claimed in claim 2, characterized in that the core-pulling detection assembly (2) comprises:
the balance stop lever (21) is arranged above one side of the conveying belt (10) for bearing the goods;
stop lever link (22), with support (20) rotate to be connected, and with junk collector (11) with balanced stop lever (21) are connected, stop lever link (22) can balanced stop lever (21) detect drive when loosing core of conveyer belt (10) junk collector (11) rotate with the disconnection the switch of conveyer belt (10).
7. The conveyor belt detection device according to claim 1, further comprising a scratch detection assembly (3), a blanking opening (30) disposed above the conveyor belt (10) and electrically connected to the switch of the conveyor belt (10), wherein the scratch detection assembly (3) is configured to disconnect the switch of the conveyor belt (10) when a foreign object at the blanking opening (30) is detected.
8. The conveyor belt detection device of claim 7, wherein the scratch detection assembly (3) comprises:
a fixed rod (31) on which a pressure switch electrically connected with the switch of the conveyor belt (10) is arranged;
the pressure blocking rod (32) is elastically connected with the fixing rod (31) through an elastic piece (33), and the pressure blocking rod (32) can trigger the pressure switch to disconnect the switch of the conveying belt (10) when being extruded by the foreign matters.
9. The conveyor belt detection device of claim 8, wherein the scratch detection assembly (3) further comprises a pressure adjustment nut (34) to adjust the pre-tension of the elastic member (33) between the fixing rod (31) and the pressure bar (32).
10. The conveyor belt detection device of claim 8, wherein the elastic member (33) is a spring, one end of which abuts against the fixing rod (31) and the other end of which abuts against the pressure bar (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020276781.8U CN211811978U (en) | 2020-03-09 | 2020-03-09 | Conveyer belt detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020276781.8U CN211811978U (en) | 2020-03-09 | 2020-03-09 | Conveyer belt detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211811978U true CN211811978U (en) | 2020-10-30 |
Family
ID=73007267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020276781.8U Expired - Fee Related CN211811978U (en) | 2020-03-09 | 2020-03-09 | Conveyer belt detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211811978U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111204567A (en) * | 2020-03-09 | 2020-05-29 | 开滦（集团）有限责任公司电信分公司 | Conveyer belt detection device |
-
2020
- 2020-03-09 CN CN202020276781.8U patent/CN211811978U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111204567A (en) * | 2020-03-09 | 2020-05-29 | 开滦（集团）有限责任公司电信分公司 | Conveyer belt detection device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211811978U (en) | Conveyer belt detection device | |
| CN111152659B (en) | Battery pack high-voltage topological structure and relay adhesion detection method based on structure | |
| CN104571058A (en) | Remote online intelligent monitoring system for storage batteries | |
| CN204515489U (en) | Accumulator remote online intelligent monitor system | |
| CN106532679A (en) | Method for judging reliable connection of storage battery pack and DC bus | |
| CN111204567A (en) | Conveyer belt detection device | |
| CN202529539U (en) | Material-accumulation detection device and material-accumulation detection switch | |
| CN207551238U (en) | Ribbon conveyer coal piling protecting device | |
| CN215450344U (en) | Triggering mechanism of coal conveying belt breakage alarm signal | |
| CN116216199A (en) | Foreign matter sorting device for coal conveying | |
| CN111948548A (en) | System for detecting storage battery pack without power interruption | |
| CN214568628U (en) | Chain breakage protection device for scraper conveyor | |
| CN113391219B (en) | Rail vehicle storage battery abnormity processing device based on intelligent monitoring system | |
| CN211811980U (en) | Anti-tearing protection device of rubber belt conveyor and rubber belt conveyor | |
| CN104097917B (en) | Rubber conveyer and the detection device of abnormal buildup thereof | |
| CN213400917U (en) | Circuit switch structure of square battery and detection system adopting same | |
| CN219750964U (en) | Belt tearing weighing detection device of conveyor | |
| CN113640678A (en) | Monitoring method for UPS backup battery pack of machine room | |
| CN203233229U (en) | Share-based power supply operation and support system of seafloor observation network | |
| CN203259853U (en) | Comprehensive monitoring device for conveying chain of coal sorting machine | |
| CN215973640U (en) | Prevent disconnected area and tear protection device | |
| CN113772369A (en) | Broken belt catcher for belt | |
| CN113086560A (en) | Universal anti-coal-piling protection device and coal-piling protection method | |
| CN207208090U (en) | Logistics sorting line transport vehicle fault pre-alarming control system | |
| CN106005955A (en) | Coal conveying monitoring system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201030 |