CN215526039U

CN215526039U - Explosion-proof limit switch maintains detection device

Info

Publication number: CN215526039U
Application number: CN202122062677.6U
Authority: CN
Inventors: 张群立
Original assignee: Suzhou Kangqitong Automation Technology Co ltd
Current assignee: Suzhou Kangqitong Automation Technology Co ltd
Priority date: 2021-08-30
Filing date: 2021-08-30
Publication date: 2022-01-14
Anticipated expiration: 2031-08-30

Abstract

The utility model provides an explosion-proof limit switch maintenance and detection device. Explosion-proof limit switch maintains detection device includes: a multimeter body; the two detection pens are both arranged on the universal meter body; the first groove is formed in the top of the multimeter body; the bidirectional screw is installed on the outer wall of one side of the multimeter body in a threaded mode, and one end of the bidirectional screw extends into the first groove and is connected with the inner wall of one side of the first groove in a rotating mode; two splint, two the equal screw thread of splint is installed on the two-way lead screw, and two splint all set up in the first recess. The maintenance and detection device for the explosion-proof limit switch has the advantage of convenience in reading.

Description

Explosion-proof limit switch maintains detection device

Technical Field

The utility model relates to the field of maintenance and detection of explosion-proof limit switches, in particular to a maintenance and detection device for an explosion-proof limit switch.

Background

The explosion-proof limit switch is a field instrument for displaying the position of valve and feeding back signal of automatic control system, and is used for outputting the open or closed position of valve by the signal of closed valve, receiving by program control or computer, and executing next program after confirming, it is applicable to the severe environments of explosive gas environment, dangerous place, IIA, IIB, IIC grade explosive gas environment, combustible dust environment 20 zone, 21 zone, 22 zone, temperature group T1-T6, etc.

However, after the conventional explosion-proof limit switch is used for a long time and fails, the universal meter is usually used for detecting the explosion-proof limit switch, but the existing universal meter needs two hands of a detection person to operate simultaneously when in use, and then reading is inconvenient to carry out.

Therefore, it is necessary to provide a new maintenance and detection device for an explosion-proof limit switch to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an explosion-proof limit switch maintenance and detection device which is convenient for reading.

In order to solve the technical problem, the explosion-proof limit switch maintenance detection device provided by the utility model comprises: a multimeter body; the two detection pens are both arranged on the universal meter body; the first groove is formed in the top of the multimeter body; the bidirectional screw is installed on the outer wall of one side of the multimeter body in a threaded mode, and one end of the bidirectional screw extends into the first groove and is connected with the inner wall of one side of the first groove in a rotating mode; the two clamping plates are both installed on the bidirectional screw rod in a threaded mode and are both arranged in the first groove; the second groove is formed in the top of the multimeter body; the two rotating shafts are rotatably arranged on the inner walls of the two sides of the second groove; and the two movable plates are fixedly arranged on the two rotating shafts respectively.

Preferably, the outer wall of one side of each of the two clamping plates close to each other is provided with a rubber anti-slip pad.

Preferably, two limiting rods are fixedly mounted on the inner walls of the two sides of the first groove, two limiting holes are formed in the clamping plate, and the two limiting rods penetrate through the four limiting holes respectively and are connected with the inner walls of the four limiting holes in a sliding mode.

Preferably, the bidirectional screw rod is located the outer one end fixed mounting of multimeter body has a rotation piece, just it is provided with outer ripple to rotate the piece.

Preferably, the two detection pens are fixedly sleeved with insulating belt pads.

Preferably, the bottom fixed mounting of universal meter body has two winding pieces, two the bottom of winding piece is fixed mounting two first fixed blocks respectively, two the bottom of winding piece is fixed mounting two second fixed blocks respectively, two slidable mounting has two slide bars, two on the second fixed block one of being close to each other is served fixed mounting respectively the clamp splice, and two clamp splice respectively with two the bottom sliding connection that rotates the piece, two movable sleeve is equipped with two springs on the slide bar respectively, and two the one end that the spring is close to each other respectively with two clamp splice fixed connection, two the one end that the spring was kept away from each other respectively with two one side outer wall fixed connection that the second fixed block is close to each other.

Preferably, two limiting grooves are formed in the two clamping blocks respectively.

Compared with the related art, the explosion-proof limit switch maintenance detection device provided by the utility model has the following beneficial effects:

the utility model provides an explosion-proof limit switch maintenance detection device, which can be used for fixing the device on a proper object by rotating a rotating piece to enable two clamping plates to move oppositely, so that the reading after measurement can be conveniently obtained, and if no fixable object exists, the device can be placed on the object, two movable plates can be buckled, so that the device can be supported by the two movable plates at a certain angle to facilitate reading.

Drawings

Fig. 1 is a schematic top view of an explosion-proof limit switch maintenance detection apparatus according to a first embodiment of the present invention;

fig. 2 is a schematic bottom view of an explosion-proof limit switch maintenance detection apparatus according to a second embodiment of the present invention.

FIG. 3 is an enlarged schematic view of portion A shown in FIG. 2;

fig. 4 is an assembly view of the winding member, the first fixing block, the second fixing block, the sliding rod, the clamping plate, and the spring shown in fig. 3.

Reference numbers in the figures: 1. a multimeter body; 2. a detection pen; 3. a first groove; 4. a bidirectional lead screw; 5. a splint; 6. a second groove; 7. a rotating shaft; 8. a movable plate; 9. a rotating member; 10. a winding member; 11. a first fixed block; 12. a second fixed block; 13. a slide bar; 14. a clamping block; 15. a spring.

Detailed Description

The utility model is further described with reference to the following figures and embodiments.

The first embodiment:

please refer to fig. 1. Explosion-proof limit switch maintains detection device includes: a multimeter body 1; the two detection pens 2 are both arranged on the universal meter body 1; the first groove 3 is formed in the top of the multimeter body 1; the bidirectional screw 4 is installed on the outer wall of one side of the multimeter body 1 in a threaded mode, the bidirectional screw 4 is used for adjusting the position between the two clamping plates 5 below, and one end of the bidirectional screw 4 extends into the first groove 3 and is connected with the inner wall of one side of the first groove 3 in a rotating mode; the two clamping plates 5 are mounted on the bidirectional screw rod 4 in a threaded mode, the two clamping plates 5 are used for clamping and fixing the device on a proper object, reading is convenient, and the two clamping plates 5 are arranged in the first groove 3; the second groove 6 is formed in the top of the multimeter body 1; the two rotating shafts 7 are respectively and rotatably arranged on the inner walls of the two sides of the second groove 6; two fly leaf 8, two fly leaf 8 fixed mounting is respectively two on the axis of rotation 7, two fly leaf 8 can prop up certain angle with this device for the reading is convenient.

In order to increase the friction between the two clamping plates 5 and the object and increase the stability, rubber anti-slip pads are arranged on the outer wall of one side of each of the two clamping plates 5 close to each other.

Fixed mounting has two gag lever posts on the both sides inner wall of first recess 3, and two gag lever posts are used for restricting two splint 5's position, two spacing holes have all been seted up on splint 5, and two the gag lever post runs through four respectively spacing hole and with the inner wall sliding connection in four spacing holes.

Two-way lead screw 4 is located the outer one end fixed mounting of universal meter body 1 has a rotation piece 9, rotates piece 9 and can be convenient for rotate two-way lead screw 4, just it is provided with outer ripple to rotate piece 9, and outer ripple is used for increasing the frictional force that rotates between piece 9 and the palm.

In order to improve the safety of the device, the two detection pens 2 are fixedly sleeved with insulating belt pads.

In this embodiment:

during the use, at first place universal meter body 1 on suitable body, rotate afterwards and rotate piece 9, it drives two-way lead screw 4 and rotates two-way lead screw 4 and drive two splint 5 motion in opposite directions to rotate piece 9, then can will fix on suitable object, can use two test pens 2 to detect explosion-proof limit switch after fixed the completion, if can not have when fixed object, can place this device when on the object, can detain two fly leaves 8 and make two fly leaves 8 perks, afterwards with this device put on suitable object can.

the utility model provides an explosion-proof limit switch maintenance detection device, which can be used for fixing the device on a proper object by rotating a rotating piece 9 to enable two clamping plates 5 to move oppositely, so that the reading after measurement can be conveniently obtained, and if no fixable object exists, the device can be placed on the object, two movable plates 8 can be buckled, so that the device can be supported by the two movable plates 8 by a certain angle to facilitate the reading.

Second embodiment:

based on the explosion-proof limit switch maintenance detection device that the first embodiment of this application provided, the second embodiment of this application provides another kind of explosion-proof limit switch maintenance detection device. The second embodiment is merely a preferred way of the first embodiment, and the implementation of the second embodiment does not affect the implementation of the first embodiment alone.

The second embodiment of the present invention will be further described with reference to the drawings and the following description.

Referring to fig. 2-4, the maintenance and detection device for the explosion-proof limit switch further includes two winding members 10, the two winding members 10 are both fixedly mounted at the bottom of the multimeter body 1, the bottoms of the two winding members 10 are respectively and fixedly mounted with two first fixing blocks 11, the bottoms of the two winding members 10 are respectively and fixedly mounted with two second fixing blocks 12, the two second fixing blocks 12 are respectively and slidably mounted with two sliding rods 13, the ends of the two sliding rods 13 close to each other are respectively and fixedly mounted with clamping blocks 14, the two clamping blocks 14 are respectively and slidably connected with the bottoms of the two rotating members 9, the two clamping blocks 14 and the two first fixing blocks 11 cooperate with each other to clamp and fix the two detection pens 2, the two sliding rods 13 are respectively and movably sleeved with two springs 15, and the ends of the two springs 15 close to each other are respectively and fixedly connected with the two clamping blocks 14, one ends of the two springs 15, which are far away from each other, are fixedly connected with the outer wall of one side, which is close to the two second fixing blocks 12, respectively, and the two springs 15 play a role in providing elasticity for the two clamping blocks 14.

Two limiting grooves are formed in the two clamping blocks 14 respectively and used for limiting the positions of the two measuring pens 2.

In this embodiment:

after the maintenance and detection of the explosion-proof limit switch are finished by using the device, the connecting wires on the two detection pens 2 can be wound on the two winding pieces 10 in sequence, two detection pens 2 can be placed between the two clamping blocks 14 and the two first fixing blocks 11, then the two detection pens 2 are pressed, the two detection pens 2 can extrude the two clamping blocks 14 and drive the two clamping blocks 14 to move back to back, the two springs 15 can be compressed and certain elastic potential energy can be stored in the process of the movement of the two clamping blocks 14, stop pressing after two detection pen 2 press to two spacing inslots on two clamp splice 14, can be stable fix between two clamp splice 14 and two first fixed blocks 11 under the effect of two spring 15 elasticity afterwards, only need two clamp splice 14 of slip during reuse can take off two detection pen 2 and use.

the utility model provides an explosion-proof limit switch maintenance detection device, which can effectively prevent connecting lines on two detection pens 2 from knotting and is convenient to store by winding the connecting lines on the two detection pens 2 on a winding piece 10 and fixing the two detection pens 2 between two clamping blocks 14 and two first fixing blocks 11.

It should be noted that the device structure and the accompanying drawings of the present invention mainly describe the principle of the present invention, and in the technology of the design principle, the arrangement of the power mechanism, the power supply system, the control system, and the like of the device is not completely described, but on the premise that those skilled in the art understand the principle of the present invention, the details of the power mechanism, the power supply system, and the control system can be clearly known.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. The utility model provides an explosion-proof limit switch maintains detection device which characterized in that includes:

a multimeter body;

the two detection pens are both arranged on the universal meter body;

the first groove is formed in the top of the multimeter body;

the bidirectional screw is installed on the outer wall of one side of the multimeter body in a threaded mode, and one end of the bidirectional screw extends into the first groove and is connected with the inner wall of one side of the first groove in a rotating mode;

the two clamping plates are both installed on the bidirectional screw rod in a threaded mode and are both arranged in the first groove;

the second groove is formed in the top of the multimeter body;

the two rotating shafts are rotatably arranged on the inner walls of the two sides of the second groove;

and the two movable plates are fixedly arranged on the two rotating shafts respectively.

2. The maintenance and detection device for the explosion-proof limit switch according to claim 1, wherein rubber anti-slip pads are arranged on the outer wall of one side of each of the two clamping plates, which is close to each other.

3. The maintenance and detection device for the explosion-proof limit switch according to claim 1, wherein two limit rods are fixedly mounted on inner walls of two sides of the first groove, two limit holes are formed in each of the two clamp plates, and the two limit rods respectively penetrate through the four limit holes and are slidably connected with inner walls of the four limit holes.

4. The maintenance and detection device for the explosion-proof limit switch according to claim 1, wherein a rotating member is fixedly mounted at one end of the bidirectional screw rod, which is located outside the multimeter body, and the rotating member is provided with an outer corrugation.

5. The maintenance and detection device for the explosion-proof limit switch according to claim 1, wherein an insulating belt pad is fixedly sleeved on each of the two detection pens.

6. The explosion-proof limit switch maintenance detection device according to claim 4, wherein two winding members are fixedly mounted at the bottom of the multimeter body, two first fixed blocks are respectively fixedly mounted at the bottoms of the two winding members, two second fixed blocks are respectively fixedly mounted at the bottoms of the two winding members, two slide bars are slidably mounted on the two second fixed blocks, two clamping blocks are respectively fixedly mounted at one ends of the slide bars close to each other, the two clamping blocks are respectively in sliding connection with the bottoms of the two rotating members, two springs are respectively movably sleeved on the slide bars, one ends of the two springs close to each other are respectively in fixed connection with the two clamping blocks, and one ends of the two springs far away from each other are respectively in fixed connection with the two outer walls at one sides of the second fixed blocks close to each other.

7. The maintenance and detection device for the explosion-proof limit switch according to claim 6, wherein two limit grooves are respectively formed on the two clamping blocks.