CN216980387U - Off tracking detection switch of easily installing - Google Patents
Off tracking detection switch of easily installing Download PDFInfo
- Publication number
- CN216980387U CN216980387U CN202220749538.2U CN202220749538U CN216980387U CN 216980387 U CN216980387 U CN 216980387U CN 202220749538 U CN202220749538 U CN 202220749538U CN 216980387 U CN216980387 U CN 216980387U
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- screw bolt
- detection switch
- stud
- double
- tracking detection
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Abstract
The utility model relates to the technical field of industrial safety protection devices, in particular to an easily-installed deviation detection switch. The device comprises a shell, wherein a connecting arm is rotatably connected to one side of the shell, a vertical roller is rotatably connected to one end of the connecting arm, a first stud is arranged at the lower part of the shell, and a guide post with a non-circular cross section is arranged at the lower part of the first stud; the screw thread driving mechanism is characterized by further comprising a base and a driving barrel, wherein a second screw bolt is arranged on the base, a guide cavity matched with the guide post is formed in the second screw bolt, the thread directions of the first screw bolt and the second screw bolt are opposite, an internal thread portion is arranged in the driving barrel, and the upper portion and the lower portion of the internal thread portion are in threaded connection with the first screw bolt and the second screw bolt respectively. The utility model can conveniently adjust the height of the shell, thereby easily enabling the third part of the height of the vertical roller to be in contact with the conveying belt.
Description
Technical Field
The utility model relates to the technical field of industrial safety protection devices, in particular to an easily-installed deviation detection switch.
Background
The deviation switch is a device for detecting the deviation of the conveying belt of the belt conveyor, is arranged on one side of the conveying belt, a vertical roller on the deviation switch is contacted with the side of the conveying belt, when the conveying belt deviates, a connecting arm below the vertical roller and the vertical roller is pushed to incline, and an electrical element in a casing of the deviation switch can detect the inclination angle of the connecting arm, so that the deviation of the conveying belt is judged. Obviously, under the same amount of off tracking, when the conveyer belt contacts with the lower part of edger roll, the degree of inclination of linking arm will be far more than the condition that the conveyer belt contacted with the top of edger roll, consequently, when the installation off tracking switch, will guarantee that the conveyer belt contacts with the third of edger roll height department, can guarantee the accuracy of result. The deviation switch in the prior art is not easy to adjust the height of the deviation switch shell during installation, so that the requirement is time-consuming and labor-consuming.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that the technical defects exist, and provides the off tracking detection switch which is easy to install, the height of the shell can be conveniently adjusted, and therefore, one third of the height of the vertical roller is easy to contact with the conveying belt.
In order to solve the technical problems, the technical scheme adopted by the utility model is as follows: a deviation detection switch easy to install comprises a shell, wherein one side of the shell is rotatably connected with a connecting arm, one end of the connecting arm is rotatably connected with a vertical roller, a first stud is arranged at the lower part of the shell, and a guide post with a non-circular cross section is arranged at the lower part of the first stud; the screw thread driving mechanism is characterized by further comprising a base and a driving barrel, wherein a second stud is arranged on the base, a guide cavity matched with the guide column is formed in the second stud, the thread directions of the first stud and the second stud are opposite, an internal thread portion is arranged in the driving barrel, and the upper portion and the lower portion of the internal thread portion are in threaded connection with the first stud and the second stud respectively.
Further optimize this technical scheme, the cross section of guide post and direction chamber all is square.
Further optimize this technical scheme, the driving barrel outside is provided with makes things convenient for the spanner with its pivoted card portion.
Further optimizing the technical scheme, the shape of the clamping part is in a regular hexagonal prism shape or a regular quadrangular prism shape.
Further optimize this technical scheme, the both sides of base are provided with the mounting hole.
Compared with the prior art, the utility model has the following advantages: the lower part of the shell is provided with a first stud, the lower part of the first stud is provided with a guide post with a non-circular cross section, a base is provided with a second stud with a thread direction opposite to that of the first stud, the second stud is provided with a guide cavity matched with the guide post, the upper part and the lower part of a driving cylinder are respectively in threaded connection with the first stud and the second stud, and the height of the shell can be conveniently adjusted by rotating the driving cylinder, so that the installation is easier.
Drawings
Fig. 1 is a schematic structural view of a deviation detecting switch easy to install.
Fig. 2 is a schematic structural diagram of the base.
Fig. 3 is a schematic structural view of the driving cylinder.
In the figure: 1. a housing; 2. a connecting arm; 3. vertical rolls; 4. a first stud; 5. a guide post; 6. a drive cylinder; 61. an internal thread portion; 62. a clamping part; 7. a base; 71. mounting holes; 8. a second stud; 81. a guide cavity.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
The specific implementation mode is as follows: referring to fig. 1-3, an easily-installed deviation detection switch comprises a housing 1, wherein a connecting arm 2 is rotatably connected to one side of the housing 1, and a vertical roller 3 is rotatably connected to one end of the connecting arm 2. A first stud 4 is arranged at the lower part of the shell 1, and a guide post 5 with a non-circular cross section is arranged at the lower part of the first stud 4; still include base 7 and driving barrel 6, be provided with second double-screw bolt 8 on the base 7, be provided with on the second double-screw bolt 8 with guide post 5 matched with direction chamber 81, both cross sections are the same promptly, guide post 5 can not rotate relative to direction chamber 81, the screw thread direction of first double-screw bolt 4 and second double-screw bolt 8 is opposite. An internal thread part 61 is arranged in the driving cylinder 6, the upper half part of the internal thread part 61 has the same thread direction with the first stud 4, the lower half part of the internal thread part 61 has the same thread direction with the second stud 8, and the upper part and the lower part of the internal thread part 61 are respectively in thread connection with the first stud 4 and the second stud 8. The housing 1 can be raised and lowered by rotating the driving drum 6 so that the vertical rollers 3 are in contact with the conveyor belt at one third of their height.
The cross sections of the guide post 5 and the guide cavity 81 are square, so that the guide post and the guide cavity are easy to process, cannot rotate relatively, and can only slide up and down.
The driving cylinder 6 is externally provided with a clamping part 62 which is convenient for a wrench to rotate.
The shape of the locking portion 62 is regular hexagonal prism or regular quadrangular prism, and it can be locked by a common wrench, so that the driving cylinder 6 can be rotated by pulling the wrench.
And mounting holes 71 are formed in two sides of the base 7, so that the mounting is convenient.
When the vertical roller is used, the base 7 is fixed on a rack of a belt conveyor, then the driving cylinder 6 is rotated, the shell 1 is moved to a proper height, and one third of the height of the vertical roller 3 is in contact with the conveying belt, so that the vertical roller is very simple and convenient.
Claims (5)
1. The utility model provides a off tracking detection switch of easily installing, includes casing (1), one side of casing (1) is rotated and is connected with linking arm (2), the one end of linking arm (2) is rotated and is connected with edger roll (3), its characterized in that: a first stud (4) is arranged at the lower part of the shell (1), and a guide post (5) with a non-circular cross section is arranged at the lower part of the first stud (4); still include base (7) and driving barrel (6), be provided with second double-screw bolt (8) on base (7), be provided with on second double-screw bolt (8) with guide post (5) matched with direction chamber (81), the screw thread opposite direction of first double-screw bolt (4) and second double-screw bolt (8), be provided with internal thread portion (61) in driving barrel (6), the upper and lower part of internal thread portion (61) respectively with first double-screw bolt (4) and second double-screw bolt (8) threaded connection.
2. The off tracking detection switch of claim 1, wherein: the cross sections of the guide post (5) and the guide cavity (81) are square.
3. The off tracking detection switch of claim 1, wherein: the outside of the driving cylinder (6) is provided with a clamping part (62) which is convenient for a wrench to rotate.
4. The off tracking detection switch of claim 3, wherein the off tracking detection switch is easy to install and comprises: the shape of the card part (62) is in a regular hexagonal prism shape or a regular quadrangular prism shape.
5. An easy-to-install off tracking detection switch according to any one of claims 1 to 4, wherein: and mounting holes (71) are formed in two sides of the base (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220749538.2U CN216980387U (en) | 2022-04-03 | 2022-04-03 | Off tracking detection switch of easily installing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220749538.2U CN216980387U (en) | 2022-04-03 | 2022-04-03 | Off tracking detection switch of easily installing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216980387U true CN216980387U (en) | 2022-07-15 |
Family
ID=82340315
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220749538.2U Active CN216980387U (en) | 2022-04-03 | 2022-04-03 | Off tracking detection switch of easily installing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216980387U (en) |
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2022
- 2022-04-03 CN CN202220749538.2U patent/CN216980387U/en active Active
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