CN215973641U

CN215973641U - Belt stalling detection device

Info

Publication number: CN215973641U
Application number: CN202121887887.2U
Authority: CN
Inventors: 赵建国; 郭俊明; 任金鹏
Original assignee: Beijing Shougang Cold Rolled Sheet Co Ltd
Current assignee: Beijing Shougang Cold Rolled Sheet Co Ltd
Priority date: 2021-08-12
Filing date: 2021-08-12
Publication date: 2022-03-08
Anticipated expiration: 2031-08-12

Abstract

The utility model discloses a belt locked-rotor detection device which comprises a detection assembly and a proximity switch. The detection assembly comprises a plurality of support plates, each support plate is provided with a first side and a second side which are arranged oppositely, the first side of each support plate is fixed on the peripheral surface of the output end of a reel of a winding drum for the belt to run, and the support plates are arranged at intervals; the proximity switch is fixedly arranged, and each supporting plate is close to or far away from the proximity switch in an operation mode. The device adopts automatic control to detect whether the reel appears the card and hinders, and this simple structure, and the investment is little, and the fault rate is low.

Description

Belt stalling detection device

Technical Field

The utility model belongs to the technical field of belt transportation, and particularly relates to a belt locked-rotor detection device.

Background

The original design of a galvanized wire of a certain cold-rolled sheet company Limited does not have trimming shears, and a circle shear is added on the original galvanized wire and is put into use along with the change of the specification requirement of a product. The belted steel slitter edge that this circle shear was cut forms the waste material after cutting the processing through the fragmentation, falls into on the waste material belt, transports to next process, and in the transportation, the waste material can get into between reel and the belt to cause the belt to stall, need the staff to handle. At present, whether stifled commentaries on classics takes place for the belt through camera manual observation in the control room mainly, and human cost is high like this.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model provides a monitoring device and a monitoring method for a solid waste landfill to realize stable monitoring of internal gas components, gas pressure and water pressure of the landfill.

The technical scheme of the utility model is as follows:

the utility model provides a belt locked-rotor detection device, which comprises:

the detection assembly comprises a plurality of support plates, each support plate is provided with a first side and a second side which are oppositely arranged, and the second sides of the support plates are uniformly arranged in a radial shape by taking the scroll as a center;

a proximity switch, said proximity switch fixedly disposed, each said support plate operatively adjacent to or remote from said proximity switch.

Furthermore, the detection assembly further comprises baffle plates, one baffle plate is fixedly arranged on the second side of each support plate, the baffle plates are uniformly arranged by taking the reel as the center, and each baffle plate is operably close to or far away from the proximity switch.

Further, each baffle is arranged in parallel with the central axis of the reel.

Further, each of the support plates is perpendicular to a central axis of the reel.

Furthermore, the output end of the reel is connected with a coaxial transmission rod, and the first side of each support plate is fixedly arranged on the peripheral surface of the transmission rod.

Furthermore, the device also comprises a fixing shaft, wherein the fixing shaft is provided with a coaxial connecting hole, the fixing shaft is fixedly sleeved on the peripheral surface of the transmission rod, and the first side of each supporting plate is fixedly arranged on the peripheral surface of the fixing shaft.

Furthermore, the fixed shaft is fixedly sleeved on the peripheral surface of the transmission rod through a fixed key.

Further, the first side of each of the support plates is fixedly disposed on the outer circumferential surface of the fixed shaft by welding.

Further, the device still includes the safety cover, the safety cover is fixed to be set up, every backup pad, every the baffle and proximity switch all sets up in the safety cover.

Furthermore, an inspection door is arranged on the protective cover.

The beneficial effects of the utility model at least comprise:

the utility model provides a belt locked-rotor detection device which comprises a detection assembly and a proximity switch. The detection assembly comprises a plurality of support plates, each support plate is provided with a first side and a second side which are arranged oppositely, the first sides of the support plates are fixed on the circumferential surface of the output end of a reel of a winding drum for the belt to run, and the second sides of the support plates are uniformly arranged in a radial shape by taking the reel as the center; the proximity switch is fixedly arranged, and each supporting plate is close to or far away from the proximity switch in an operation mode. In the process of conveying waste materials by the belt, when the belt is not blocked, the winding drum rotates at a normal speed and drives the belt to convey the waste materials, if the waste materials are wound between the winding drum and the belt, the waste materials can generate resistance for blocking the rotation of the winding drum, so that the rotation linear speed of the winding drum is suddenly reduced and then recovered, and thus, the rotation speed of the supporting plate fixed on the winding drum can be suddenly reduced, the time interval between two supporting plates before and after the sudden change moment of the rotation linear speed of the winding drum detected by the proximity switch can be longer than the time interval when the winding drum normally rotates, at the moment, the proximity switch feeds the time interval back to the control unit, the control unit remotely judges whether the winding drum is blocked or not through the logic processing of the timer, if the detected time interval between the adjacent supporting plates is longer, the winding drum is judged to be blocked, and the belt is blocked, sending a fault signal so as to know that the belt is locked; this structure does not need artifical observation, low cost, and this simple structure, and the investment is little, and the fault rate is low.

Drawings

Fig. 1 is a top view of a belt stalling detection device according to the embodiment;

fig. 2 is a front view of the stop.

Description of reference numerals: 100-detection assembly, 110-baffle, 120-support plate; 210-fixed shaft, 220-transmission rod; 300-proximity switches; 400-reel, 410-reel; 500-belt.

Detailed Description

In order to make the present application more clearly understood by those skilled in the art to which the present application pertains, the following detailed description of the present application is made with reference to the accompanying drawings by way of specific embodiments.

Fig. 1 is a top view of a belt rotation blockage detecting device according to an embodiment of the present invention, and fig. 2 is a front view of a stop, and in conjunction with fig. 1 and fig. 2, an embodiment of the present invention provides a belt rotation blockage detecting device, which includes a detecting assembly 100 and a proximity switch 300.

The detecting assembly 100 includes a plurality of supporting plates 110, each supporting plate 110 having a first side and a second side opposite to each other, the first side of the supporting plate 110 being fixed to a circumferential surface of an output end of a reel 410 of a winding drum 400 for a belt to run, the second sides of the supporting plates 110 being uniformly arranged in a radial shape with the reel 410 as a center; the proximity switch 300 is fixedly disposed, and each of the support plates 110 is operatively adjacent to or remote from the proximity switch 300.

In the process of transporting waste materials by the belt 500, when the belt 500 is not locked, the winding drum 400 rotates at a normal speed and drives the belt 500 to transport the waste materials, if the waste materials are wound between the winding drum 400 and the belt 500, the waste materials can generate resistance to the winding drum 400 to block the rotation of the winding shaft 410, so that the rotation linear speed of the winding shaft 410 is suddenly reduced and then recovered, in this way, the rotation speed of the supporting plate 110 fixed on the winding shaft 410 is also suddenly reduced, the time interval between the two supporting plates 110 before and after the sudden change of the rotation linear speed of the winding shaft 410 detected by the proximity switch 300 is also longer than the time interval when the winding shaft 410 normally rotates, at this time, the proximity switch 300 feeds the time interval back to the control unit, the control unit remotely judges whether the winding drum is locked or not through the logic processing of the timer, if the detected time interval between the adjacent supporting plates 110 is longer, then judge that the reel blocks, the belt is locked and changes, send fault signal to learn that belt 500 has locked and changed. This structure does not need artifical observation, low cost, and this simple structure, and the investment is little, and the fault rate is low.

The proximity switch 300 is a prior art, and is an inductive proximity switch, and when the supporting plate is close to the sensing surface of the proximity switch 300, the proximity switch 300 can be actuated without mechanical contact and any pressure applied, so as to drive a dc appliance or provide a control command to a computer (plc) device. The proximity switch 300 is a switch type sensor (i.e., a contactless switch), which has characteristics of a travel switch and a microswitch, and has sensing performance, reliable action, stable performance, fast frequency response, long application life, strong anti-interference capability, and has inductance, capacitance, hall, ac, dc, and the like. The proximity switch 300 may be disposed below the detection assembly 100, may be disposed above the detection assembly 100, and may be disposed at any position as long as the functions of the present invention are achieved, which is not specifically limited herein.

The number of the supporting plates 120 may be set to 4, or may be set to 5 or 6, and the specific number is not particularly limited. The material of the supporting plate 120 can be Q235, Q195 and other marks in steel; in the process, if the number of the support plates 120 is even, a long steel plate may be used instead of the two support plates 120 disposed opposite to each other.

Further, with reference to fig. 1 and fig. 2, in this embodiment, the detecting assembly 100 may further include a baffle 110, one baffle 110 is fixedly disposed on the second side of each supporting plate 120, the plurality of baffles 110 are uniformly disposed around the reel, and each baffle 110 is operatively close to or far from the proximity switch 300. The material of the baffle 110 can be selected to be the same as or different from that of the support plate 120, and the baffle 110 is uniformly arranged, so that the same signal interval time detected by the proximity switch 300 can be ensured; when the signal interval time is different, the belt stalling is indicated.

Preferably, referring to fig. 1, in the present embodiment, each baffle 110 is disposed parallel to the central axis of the winding shaft 410, although the included angle between the baffle 110 and the winding shaft 410 may also be an acute angle or an obtuse angle, as long as it is ensured that the proximity switch 300 can sense the baffle 110, and is not particularly limited herein.

More preferably, in conjunction with fig. 1, in the present embodiment, each support plate 120 is perpendicular to the central axis of the spool 410.

Further, referring to fig. 1, in the present embodiment, the output end of the reel 410 may be connected with a coaxial driving lever 220, and a first side of each support plate 120 is fixedly disposed on the outer circumferential surface of the driving lever 220.

Specifically, referring to fig. 1, the apparatus may further include a fixing shaft 210, the fixing shaft 210 is formed with a coaxial connection hole, the fixing shaft 210 is fixedly fitted on the outer circumferential surface of the driving rod 220, and the first side of each of the supporting plates 120 is fixedly disposed on the outer circumferential surface of the fixing shaft 210, so that the detection assembly 100 does not need to be replaced when the driving rod 220 fails.

More specifically, in the present embodiment, the fixing shaft 210 may be fixedly sleeved on the outer circumferential surface of the transmission rod 220 by a fixing key, and the fixing member 210 may be a spline, or may be welded, which is not particularly limited herein.

More specifically, in the present embodiment, the first side of each support plate 120 may be fixedly disposed on the outer circumferential surface of the fixed shaft 210 by welding, and the coupling is firm.

Further, in this embodiment, the device may further include a protection cover, the protection cover is fixedly disposed, and each of the support plate 120, each of the baffle plates 110, and the proximity switch 300 is disposed in the protection cover, so as to prevent dust and prevent accidental touch injury to people.

In this embodiment, for easy observation and maintenance, an inspection door may be provided on the protective cover.

While the preferred embodiments of the present application have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all alterations and modifications as fall within the scope of the application.

It will be apparent to those skilled in the art that various changes and modifications may be made in the present application without departing from the spirit and scope of the application. Thus, if such modifications and variations of the present application fall within the scope of the claims of the present application and their equivalents, the present application is intended to include such modifications and variations as well.

Claims

1. A belt stalling detection device, characterized in that, the device includes:

the detection assembly comprises a plurality of support plates, each support plate is provided with a first side and a second side which are arranged oppositely, the first side of each support plate is fixed on the peripheral surface of the output end of a reel of a winding drum for the belt to run, and the second sides of the plurality of support plates are uniformly arranged in a radial shape by taking the reel as the center;

2. The belt blockage detection device according to claim 1, wherein the detection assembly further comprises a baffle, one baffle is fixedly disposed on the second side of each support plate, the baffles are uniformly disposed around the winding shaft, and each baffle is operatively close to or far from the proximity switch.

3. The belt stall detection device of claim 2, wherein each baffle is disposed parallel to the central axis of the spool.

4. The belt stall detection device of claim 3, wherein each support plate is perpendicular to the central axis of the spool.

5. The belt stalling detection device according to any one of claims 2 to 4, wherein a coaxial transmission rod is connected to the output end of the winding shaft, and the first side of each support plate is fixedly arranged on the outer circumferential surface of the transmission rod.

6. The belt blockage detection device according to claim 5, further comprising a fixing shaft, wherein the fixing shaft is provided with a coaxial connecting hole, the fixing shaft is fixedly sleeved on the outer circumferential surface of the transmission rod, and the first side of each support plate is fixedly arranged on the outer circumferential surface of the fixing shaft.

7. The device for detecting belt stalling according to claim 6, wherein the fixed shaft is fixedly sleeved on the outer circumferential surface of the transmission rod through a fixed key.

8. The belt stalling detection device according to claim 6, wherein the first side of each support plate is fixedly arranged on the outer circumferential surface of the fixed shaft through welding.

9. The belt blockage detection device according to claim 6, further comprising a protective cover, wherein the protective cover is fixedly arranged, and each support plate, each baffle plate and the proximity switch are arranged in the protective cover.

10. The device of claim 9, wherein the protective cover has an inspection door.