CN218402433U

CN218402433U - Off-tracking switch

Info

Publication number: CN218402433U
Application number: CN202222871698.7U
Authority: CN
Inventors: 李爱俊; 张英俊; 胡方友
Original assignee: Changzhou Zhida Automation Technology Co ltd
Current assignee: Changzhou Zhida Automation Technology Co ltd
Priority date: 2022-10-31
Filing date: 2022-10-31
Publication date: 2023-01-31
Anticipated expiration: 2032-10-31

Abstract

The utility model discloses a deviation switch, wherein include the box subassembly, the fixed travel switch that is equipped with in one side of the inside bottom of box subassembly, one side of travel switch is equipped with the connecting axle, the outer wall of connecting axle is equipped with the turning block, the fixed stick that stands that is equipped with in one end of turning block, the fixed stick connecting piece that stands that is equipped with in one side of founding the stick outer wall, the fixed stick that stands of one end of standing the stick, another stands the fixed feeler lever that is equipped with of one end of stick, the both ends of feeler lever outer wall are all fixed and are equipped with rolling bearing, two rolling bearing's outer wall all is equipped with the detection roller jointly, through being provided with the feeler lever, rolling bearing and detection roller, when belt operation and deviation switch take place the contact, the feeler lever can follow the belt rotation through rolling bearing and detection roller, the wearing and tearing of feeler lever have effectively been prevented, the life of deviation sensor has been prolonged greatly, reduce the maintenance cost in the use, avoid appearing the condition of malfunction simultaneously, do not influence the safety in colliery.

Description

Off tracking switch

Technical Field

The utility model belongs to the technical direction of belt conveyor protection detection, concretely relates to off tracking switch.

Background

The deviation switch is used for matching detection of the mining belt conveyor protection device, monitors the deviation condition of the conveying belt of the belt conveyor, and can realize deviation protection when the conveying belt of the belt conveyor deviates.

In the real life, when the off tracking condition of conveyer belt is monitored to the off tracking switch in the dangerous environment of gas, coal dust explosion in the colliery, because the probe rod of off tracking sensor can often contact with the belt for the probe rod of belt can take place the friction with the belt for a long time, so lead to the probe rod to easily damage, and after the probe rod damaged, not only reduced its life, the condition of malfunction still appears easily, influences the safety in production in colliery.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to current device a off tracking switch to solve the problem that proposes among the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a deviation switch, includes the box subassembly, the fixed travel switch that is equipped with in one side of the inside bottom of box subassembly, one side of travel switch is equipped with the connecting axle, the outer wall of connecting axle is equipped with the turning block, the fixed stick that stands that is equipped with of one end of turning block, the fixed stick connecting piece that stands that is equipped with in one side of founding the stick outer wall, the fixed stick that stands of one end of founding the stick connecting piece, another the fixed feeler lever that is equipped with in one end of founding the stick, the both ends of feeler lever outer wall are all fixed and are equipped with rolling bearing, two rolling bearing's outer wall all is equipped with the detection roller jointly.

The utility model discloses explain further, the both ends of box subassembly one side are all fixed and are equipped with the wiring mouth.

The utility model discloses explain further, the top of box subassembly is dismantled and is equipped with the case lid, four avris on case lid top all run through and are equipped with first screw, and four bottom screw threads of first screw set up four avris on box subassembly top, the fixed trade mark board that is equipped with in top of case lid.

The utility model discloses explain further, the top of turning block is run through and is equipped with the second screw, and the bottom screw thread setting of second screw is on the top of connecting axle.

The utility model discloses explain further, the opposite side of turning block and upright rod outer wall all is fixed and is equipped with the turn-knob spring.

The utility model discloses explain further, the one end of surveying roller is run through and is equipped with the third screw, and the one end screw thread setting of third screw is in the one end of gauge stick.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is: the utility model discloses, through being provided with feeler lever, rolling bearing and detection roller, when belt operation and off tracking switch take place the contact, the feeler lever passes through rolling bearing and detection roller and can follow the belt rotatory, has effectively prevented the wearing and tearing of feeler lever, has prolonged the life of off tracking sensor greatly, reduces the maintenance cost in the use, avoids appearing the condition of malfunction simultaneously, does not influence the safety in production in colliery.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal connection state structure of the present invention;

FIG. 3 is a schematic structural view of the internal connection state of the vertical rod connecting piece of the present invention;

in the figure: 1. a case assembly; 2. a travel switch; 3. a connecting shaft; 4. rotating the block; 5. erecting a stick; 6. a vertical rod connecting piece; 7. a probe rod; 8. a rotating bearing; 9. a detection roller; 10. a wiring nozzle; 11. a first screw; 12. a box cover; 13. a second screw; 14. a torsion spring; 15. a third screw; 16. and (4) a trademark plate.

Detailed Description

The following non-limiting detailed description of the present invention is provided in connection with the preferred embodiments and accompanying drawings. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Fig. 1-3 are schematic structural diagrams of a deviation switch of the present invention, please refer to fig. 1-3 for a detailed description of the deviation switch.

Example 1

A deviation switch comprises a box body component 1, wherein a travel switch 2 is fixedly arranged on one side of the bottom end inside the box body component 1, a connecting shaft 3 is movably arranged on one side of the travel switch 2, an opening is formed in one side of the top end of the box body component 1, one side of the outer wall of the connecting shaft 3 is connected with the top end of the box body component 1 in an inserting mode through the opening, a rotating block 4 is arranged on the outer wall of the connecting shaft 3, a vertical roller 5 is fixedly arranged at one end of the rotating block 4, a vertical roller connecting piece 6 is fixedly arranged on one side of the outer wall of the vertical roller 5, another vertical roller 5 is fixedly arranged at one end of the other vertical roller 5, rotating bearings 8 are fixedly arranged at two ends of the outer wall of the detecting rod 7, detecting rollers 9 are sleeved on the outer walls of the two rotating bearings 8 together, namely the outer walls of the rotating bearings 8 are in contact with the inner walls of the detecting rollers 9, and the rotating bearings 8 and the detecting rollers 9 are arranged, the detection rod 7 can be protected when contacting with a conveying belt, the detection rod 7 is prevented from being abraded due to long-time friction with the belt, and therefore misoperation occurs, the two ends of one side of the box body assembly 1 are fixedly provided with the connecting nozzles 10, the top end of the box body assembly 1 is disassembled to be provided with the box cover 12, four lateral sides of the top end of the box cover 12 are respectively provided with the first screws 11 in a penetrating manner, bottom threads of the four first screws 11 are arranged on the four lateral sides of the top end of the box body assembly 1, the top end of the box cover 12 is fixedly provided with the trademark plate 16, the top end of the rotating block 4 is provided with the second screw 13 in a penetrating manner, bottom threads of the second screw 13 are arranged on the top end of the connecting shaft 3, the other sides of the outer walls of the two vertical rods 6 are respectively fixedly provided with the rotating spring 14, the rotating spring 14 is made of a carbon spring steel wire and is screwed on the outer wall of the vertical rod 6 and is welded and fixed, one end of the detection roller 9 is provided with the third screw 15 in a penetrating manner, and one end of the third screw 15 is threadedly provided at one end of the detection rod 7.

When the device is used specifically, the device is characterized in that the device comprises a box body assembly 1, a travel switch 2, a connecting shaft 3, a rotating block 4, a vertical rod 5, a vertical rod connecting piece 6, a detection rod 7, a rotating bearing 8, a detection roller 9, a box cover 12 and a torsion spring 14 which jointly form a deviation switch, the deviation switch is installed on two sides of a belt line, the box body assembly 1 and the box cover 12 form a cavity similar to a flat cylinder, the vertical rod 5 is connected to the box body through the vertical rod connecting piece 6, the deviation switch is installed on two sides of the belt line to be detected, when the belt deviates, the belt of the deviation can drive the detection rod 7 to incline, the vertical roller 5 is further inclined, the vertical roller 6 inclines to be communicated with the connecting shaft 3 to trigger the travel switch 2 inside the box body assembly 1, so as to realize detection and early warning of the belt, secondly, in the monitoring process of the deviation condition of the belt, the rotating bearing 8 and the detection roller 9 are arranged on the outer wall of the detection rod 7, the detection rod 7 can effectively prevent the belt from rotating when the belt from being in the contact with the belt, the abrasion of the detection sensor during the running process, the service life of the detection sensor is greatly reduced, and the service life of the sensor.

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description of the present invention, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Finally, it should be pointed out that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it. Although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that: it is to be understood that modifications may be made to the technical solutions described in the foregoing embodiments, or some technical features may be equivalently replaced without departing from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a deviation switch, includes box subassembly (1), its characterized in that: fixed travel switch (2) of being equipped with in one side of the inside bottom of box subassembly (1), one side of travel switch (2) is equipped with connecting axle (3), the outer wall of connecting axle (3) is equipped with turning block (4), the fixed stick (5) that are equipped with of one end of turning block (4), the fixed stick connecting piece (6) that are equipped with in one side of founding stick (5) outer wall, the fixed stick (5) that are equipped with of one end of founding stick connecting piece (6), another the fixed probe rod (7) that are equipped with of one end of founding stick (5), the both ends of probe rod (7) outer wall are all fixed and are equipped with rolling bearing (8), two the outer wall of rolling bearing (8) all is equipped with jointly and surveys roller (9).

2. The off tracking switch of claim 1, wherein: and both ends of one side of the box body component (1) are fixedly provided with wiring nozzles (10).

3. The off tracking switch of claim 1, wherein: the top of box subassembly (1) is dismantled and is equipped with case lid (12), four avris on case lid (12) top all run through and are equipped with first screw (11), and the bottom screw thread setting of four first screw (11) is at four avris on box subassembly (1) top, the fixed trade mark board (16) that is equipped with in top of case lid (12).

4. The off tracking switch of claim 1, wherein: the top end of the rotating block (4) is provided with a second screw (13) in a penetrating mode, and the bottom end of the second screw (13) is arranged at the top end of the connecting shaft (3) in a threaded mode.

5. The deviation switch of claim 1, wherein: and a torsion spring (14) is fixedly arranged on the other side of the outer wall of each vertical rod (5).

6. The off tracking switch of claim 1, wherein: one end of the detection roller (9) penetrates through a third screw (15), and one end of the third screw (15) is arranged at one end of the detection rod (7) in a threaded mode.