CN210863677U

CN210863677U - Portable hydrogen sulfide detector calibration cabinet

Info

Publication number: CN210863677U
Application number: CN201921586287.5U
Authority: CN
Inventors: 刘敬彬; 赖立泳; 王学玲; 孙平
Original assignee: Xiamen Yiming Safety Technology Co Ltd
Current assignee: Xiamen Yiming Safety Technology Co Ltd
Priority date: 2019-09-23
Filing date: 2019-09-23
Publication date: 2020-06-26
Anticipated expiration: 2029-09-23

Abstract

The utility model discloses a cabinet is markd to portable hydrogen sulfide detector, including marking cabinet body and setting up the detector on marking the cabinet body, the bottom fixed mounting who marks the cabinet body has the mounting box of bottom for the opening setting, and the bottom bonding of mounting box is fixed with the bottom plate, slidable mounting has same connecting plate between the both sides inner wall of mounting box, and the top fixed mounting of bottom plate has four T shape locating levers, and the connecting plate sliding sleeve is established on four T shape locating levers, and the equal fixed mounting in bottom four corners of connecting plate has the U-shaped mounting bracket, and the perforation has all been seted up in the top four corners of bottom plate. The utility model relates to a rationally, convenient operation is convenient for accomodate the walking wheel, effectively prevents to bump because of the mistake and take place the position and remove, has ensured the safety and stability who places in the use, effectively avoids bumping other article phenomena of collision that the displacement caused because of the mistake, satisfies the user demand, is favorable to the use.

Description

Portable hydrogen sulfide detector calibration cabinet

Technical Field

The utility model relates to a cabinet technical field is markd to the detector, especially relates to a cabinet is markd to portable hydrogen sulfide detector.

Background

The hydrogen sulfide detector is suitable for continuous on-line detection and on-site acousto-optic alarm of hydrogen sulfide concentration in various industrial environments and special environments, and plays a role in early warning operation safety of dangerous sites, the instrument adopts the technology of an imported electrochemical sensor and a microcontroller, and has the advantages of stable signals, high precision, good repeatability and the like, an explosion-proof wiring mode is suitable for various dangerous sites, the instrument is compatible with various control alarms, a PLC, a DCS and other control systems, and can simultaneously realize on-site alarm, remote monitoring and alarm functions, and simultaneously, in order to determine the input and output relation of the instrument or a measurement system, division values are given to the instrument or the measurement system, static characteristic indexes of the instrument or the measurement system are determined, system errors are eliminated, the correctness of the system is improved, and a hydrogen sulfide detector calibration cabinet is generally used to be matched with a detection instrument to detect hydrogen.

The cabinet is markd to current hydrogen sulfide detector cabinet is bulky all great, consequently the portable hydrogen sulfide detector of current marks and abovely can install the gyro wheel, so that the personnel remove assigned position or move the position, but ordinary hydrogen sulfide detector is markd the cabinet and is mostly not convenient for accomodate the gyro wheel, it bumps to cause the hydrogen sulfide detector to mark the cabinet and takes place the offset through the gyro wheel because of the mistake very easily, lead to colliding other article or personnel easily, cause the damage, can not satisfy the user demand, therefore we have proposed the portable hydrogen sulfide detector and have markd the cabinet.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art, and providing a portable hydrogen sulfide detector calibration cabinet.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a portable calibration cabinet for a hydrogen sulfide detector comprises a calibration cabinet body and a detector arranged on the calibration cabinet body, wherein a mounting box with an opening at the bottom is fixedly arranged at the bottom of the calibration cabinet body, a bottom plate is fixedly bonded at the bottom of the mounting box, a connecting plate is slidably arranged between the inner walls of two sides of the mounting box, four T-shaped positioning rods are fixedly arranged at the top of the bottom plate, the connecting plate is slidably sleeved on the four T-shaped positioning rods, U-shaped mounting frames are fixedly arranged at the four corners of the bottom of the connecting plate, through holes are respectively formed at the four corners of the top of the bottom plate, the bottom of the U-shaped mounting frame extends into the corresponding through holes and is rotatably provided with a traveling wheel, the bottom of the traveling wheel extends to the lower part of the bottom plate, a plurality of compression springs are fixedly connected between the bottom, a driving motor is fixed on one side of the mounting box through threads, an output shaft of the driving motor extends into the mounting box and is fixedly connected with one end of one of the two screw rods, chain wheels are fixedly sleeved on the two screw rods, the same chain is in transmission connection with the two chain wheels, four mounting tubes are fixedly mounted on the tops of the connecting plates, the mounting tubes are sleeved on the corresponding screw rods, trapezoidal blocks are fixedly mounted on the inner walls of the bottoms of the mounting tubes, the tops of the trapezoidal blocks are arranged to be inclined planes, two moving blocks located in the corresponding mounting tubes are sleeved on the screw rods through threads, balls are nested at the bottoms of the moving blocks and are in rolling contact with the inclined planes of the corresponding trapezoidal blocks, two U-shaped positioning rods are fixedly mounted on the inner walls of the tops of the mounting box, the moving blocks are slidably sleeved on the corresponding U-shaped positioning rods, the mounting tubes are sleeved on the corresponding U-shaped, the limiting blocks are matched with the corresponding moving blocks.

Preferably, the side wall of the through hole is not in contact with the outer side of the corresponding road wheel.

Preferably, one side of the moving block is provided with a threaded hole, and the threaded hole is in threaded connection with the corresponding screw.

Preferably, one side of the moving block is provided with a rectangular hole, and the side wall of the rectangular hole is in sliding connection with the outer side of the corresponding U-shaped positioning rod.

Preferably, the inner walls of the two sides of the mounting box are provided with sliding grooves, the two sides of the connecting plate are fixedly provided with sliding blocks, and the sliding blocks are connected with the corresponding sliding grooves in a sliding mode.

Preferably, the outer side of the screw and the outer side of the corresponding U-shaped positioning rod are not in contact with the side wall of the mounting pipe.

Preferably, the same pin shaft is fixedly mounted on the inner walls of the two sides of the U-shaped mounting frame, a circular hole is formed in one side of the traveling wheel, a bearing is fixedly sleeved in the circular hole, and the inner ring of the bearing is fixedly sleeved on the outer side of the corresponding pin shaft.

Compared with the prior art, the beneficial effects of the utility model are that:

by calibrating a cabinet body, an installation box, T-shaped positioning rods, connecting plates, U-shaped installation frames, walking wheels, a bottom plate, screw rods, a driving motor, chain wheels, a chain, an installation pipe, a trapezoidal block, the U-shaped positioning rods and a movable block, when the walking wheels need to be accommodated, the driving motor is started in a forward direction to drive one screw rod of the two screw rods to rotate, one screw rod drives one chain wheel fixedly connected with the screw rod to rotate, one chain wheel drives the other chain wheel to rotate through the chain, the other chain wheel drives the other screw rod to rotate, the screw rod rotates to drive the corresponding movable block to move towards the direction close to the driving motor, the movable block slides on the corresponding U-shaped positioning rod, the movable block moves to drive corresponding balls to release the extrusion force on the trapezoidal block, at the moment, the elastic force of a compression spring drives the connecting plates to move upwards, the connecting plates, bottom plate and mounting box support the demarcation cabinet body this moment, when removing the walking wheel in the perforation, reverse start driving motor, the same reason is opposite with forward start driving motor's motion direction, make the movable block to the direction removal of keeping away from driving motor and extrude the trapezoidal piece through the ball that corresponds, the installation pipe downwardly moving that corresponds is driven through the trapezoidal piece to extruded power, four installation pipes drive the connecting plate downwardly moving simultaneously, the connecting plate drives the walking wheel that corresponds respectively through four U-shaped mounting brackets and removes the use in the perforation.

The utility model relates to a rationally, convenient operation is convenient for accomodate the walking wheel, effectively prevents to bump because of the mistake and take place the position and remove, has ensured the safety and stability who places in the use, effectively avoids bumping other article phenomena of collision that the displacement caused because of the mistake, satisfies the user demand, is favorable to the use.

Drawings

Fig. 1 is a schematic structural view of a calibration cabinet of a portable hydrogen sulfide detector provided by the utility model;

FIG. 2 is a schematic cross-sectional view of portion A of FIG. 1;

fig. 3 is a schematic structural view of a portion B in fig. 2.

In the figure: the calibration cabinet comprises a calibration cabinet body 1, a mounting box 2, a 3T-shaped positioning rod, a 4 connecting plate, a 5U-shaped mounting rack, 6 traveling wheels, a 7 bottom plate, an 8 screw, a 9 driving motor, a 10 chain wheel, a 11 chain, a 12 mounting pipe, a 13 trapezoidal block, a 14U-shaped positioning rod, a 15 moving block, a 16 limiting block and a 17 compression spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a portable calibration cabinet for a hydrogen sulfide detector comprises a calibration cabinet body 1 and a detector arranged on the calibration cabinet body 1, wherein a mounting box 2 with an opening at the bottom is fixedly arranged at the bottom of the calibration cabinet body 1, a bottom plate 7 is fixedly bonded at the bottom of the mounting box 2, a same connecting plate 4 is slidably arranged between the inner walls of two sides of the mounting box 2, four T-shaped positioning rods 3 are fixedly arranged at the top of the bottom plate 7, the connecting plate 4 is slidably sleeved on the four T-shaped positioning rods 3, U-shaped mounting frames 5 are fixedly arranged at four corners of the bottom of the connecting plate 4, four corners of the top of the bottom plate 7 are respectively provided with a through hole, the bottom of each U-shaped mounting frame 5 extends into the corresponding through hole and is rotatably provided with a traveling wheel 6, the bottom of each traveling wheel 6 extends to the lower part of the bottom plate, two screw rods 8 are rotatably arranged between the inner walls of two sides of the mounting box 2, a driving motor 9 is fixed on one side of the mounting box 2 through threads, an output shaft of the driving motor 9 extends into the mounting box 2 and is fixedly connected with one end of one screw rod 8 of the two screw rods 8, chain wheels 10 are fixedly sleeved on the two screw rods 8, the two chain wheels 10 are in transmission connection with a same chain 11, four mounting pipes 12 are fixedly arranged at the top of the connecting plate 4, the mounting pipes 12 are sleeved on the corresponding screw rods 8, a trapezoidal block 13 is fixedly arranged on the inner wall of the bottom of each mounting pipe 12, the top of each trapezoidal block 13 is an inclined plane, two moving blocks 15 positioned in the corresponding mounting pipes 12 are sleeved on the screw rods 8 through threads, balls are nested at the bottom of each moving block 15 and are in rolling contact with the inclined planes of the corresponding trapezoidal blocks 13, and two U-shaped positioning rods 14 are fixedly arranged, the movable block 15 slides the cover and establishes on the U-shaped locating lever 14 that corresponds, and installation pipe 12 cover is established on the U-shaped locating lever 14 that corresponds, and the both sides of movable block 15 all are equipped with fixed stopper 16 of establishing on screw rod 8 of cover, and stopper 16 cooperatees with the movable block 15 that corresponds, the utility model relates to a rationally, convenient operation is convenient for accomodate walking wheel 6, effectively prevents to bump because of the mistake and take place the position and remove, has ensured the safety and stability who places in the use, effectively avoids bumping other article phenomena of collision that the displacement caused because of the mistake, satisfies the user demand, is favorable to using.

In the utility model, the perforated side wall is not contacted with the outer side of the corresponding walking wheel 6, one side of the moving block 15 is provided with a threaded hole, the threaded hole is in threaded connection with the corresponding screw 8, one side of the moving block 15 is provided with a rectangular hole, the side wall of the rectangular hole is in sliding connection with the outer side of the corresponding U-shaped positioning rod 14, the inner walls of two sides of the mounting box 2 are both provided with chutes, two sides of the connecting plate 4 are both fixedly provided with sliders, the sliders are in sliding connection with the corresponding chutes, the outer side of the screw 8 and the outer side of the corresponding U-shaped positioning rod 14 are both not contacted with the side wall of the mounting tube 12, the inner walls of two sides of the U-shaped mounting rack 5 are fixedly provided with the same pin shaft, one side of the walking wheel 6 is provided with a circular hole, the circular hole is fixedly sleeved with a bearing, the inner ring, effectively prevent to bump because of the mistake and take place the position and remove, ensured the safety and stability who places in the use, effectively avoid bumping other article phenomena of collision that the displacement caused because of the mistake, satisfy the user demand, be favorable to using.

The working principle is as follows: when the calibration cabinet is used, when the traveling wheels 6 are not stored, the calibration cabinet body 1 can move through the traveling wheels 6, when the calibration cabinet body 1 is touched by mistake, the position deviation is easy to occur through the traveling wheels 6, other objects or personnel are easy to collide, and damage is caused, so the traveling wheels 6 need to be stored, when the traveling wheels 6 need to be stored, the driving motor 9 is started in the forward direction, the output shaft of the driving motor 9 drives one screw 8 of the two screws 8 to rotate, one screw 8 drives one chain wheel 10 fixedly connected with the screw 8 to rotate, one chain wheel 10 drives the other chain wheel 10 to rotate through the chain 11, the other chain wheel 10 drives the other screw 8 to rotate, under the action of the threaded hole arranged at one side of the moving block 15, the screw 8 rotates to drive the corresponding moving block 15 to move towards the direction close to the driving motor 9, and the moving block 15 slides on the corresponding, the moving block 15 moves and drives the corresponding ball position to move, the extrusion force on the corresponding trapezoidal block 13 is gradually released while the ball moves, at the moment, the elastic force of the compression spring 17 drives the connecting plate 4 to move upwards, the connecting plate 4 slides on the four T-shaped positioning rods 3, the connecting plate 4 moves upwards and drives the four mounting pipes 12 to move upwards, the mounting pipes 12 drive the corresponding trapezoidal blocks 13 to move upwards, the ball rolls on the inclined surfaces of the corresponding trapezoidal blocks 13, the connecting plate 4 moves and drives the four U-shaped mounting frames 5 to move upwards, the U-shaped mounting frames 5 drive the corresponding walking wheels 6 to move upwards, the walking wheels 6 move into the corresponding through holes, the bottom plate 7 and the mounting boxes 2 support the calibration cabinet body 1, when the calibration cabinet body 1 needs to be moved, the walking wheels 6 are moved out of the through holes, the driving motor 9 is reversely started, with the motion opposite direction of positive start-up driving motor 9 in the same way, make the movable block 15 to keeping away from driving motor 9's direction removal and extrude trapezoidal piece 13 through the ball that corresponds, extruded power drives corresponding installation pipe 12 downstream through trapezoidal piece 13, four installation pipes 12 drive connecting plate 4 downstream simultaneously and compress compression spring 17, connecting plate 4 drives corresponding walking wheel 6 respectively through four U-shaped mounting bracket 5 and removes the use from the perforation, make and be convenient for accomodate walking wheel 6, can effectively prevent to bump the emergence position removal because of the mistake, improve the safety and stability who places.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The portable hydrogen sulfide detector calibration cabinet comprises a calibration cabinet body (1) and a detector arranged on the calibration cabinet body (1), and is characterized in that a mounting box (2) with an opening at the bottom is fixedly arranged at the bottom of the calibration cabinet body (1), a bottom plate (7) is fixedly bonded at the bottom of the mounting box (2), a same connecting plate (4) is slidably arranged between the inner walls of two sides of the mounting box (2), four T-shaped positioning rods (3) are fixedly arranged at the top of the bottom plate (7), the connecting plate (4) is slidably sleeved on the four T-shaped positioning rods (3), U-shaped mounting frames (5) are fixedly arranged at four corners of the bottom of the connecting plate (4), through holes are respectively arranged at four corners of the top of the bottom plate (7), the bottoms of the U-shaped mounting frames (5) extend into the corresponding through holes and are rotatably provided with traveling wheels (6), and the bottoms of the traveling wheels (6) extend to the lower, a plurality of compression springs (17) are fixedly connected between the bottom of the connecting plate (4) and the top of the bottom plate (7), two screw rods (8) are rotatably installed between the inner walls of the two sides of the mounting box (2), a driving motor (9) is fixed on one side of the mounting box (2) through threads, an output shaft of the driving motor (9) extends into the mounting box (2) and is fixedly connected with one end of one screw rod (8) of the two screw rods (8), chain wheels (10) are fixedly sleeved on the two screw rods (8), the two chain wheels (10) are in transmission connection with the same chain (11), four mounting pipes (12) are fixedly installed at the top of the connecting plate (4), the mounting pipes (12) are sleeved on the corresponding screw rods (8), trapezoidal blocks (13) are fixedly installed on the inner walls of the bottoms of the mounting pipes (12), the tops of the trapezoidal blocks (13) are arranged on inclined planes, two movable blocks (15) located in the corresponding mounting pipes (12) are sleeved on the threads, the bottom of the moving block (15) is nested with balls, the balls are in rolling contact with inclined planes of corresponding trapezoidal blocks (13), two U-shaped positioning rods (14) are fixedly mounted on the inner wall of the top of the mounting box (2), the moving block (15) is slidably sleeved on the corresponding U-shaped positioning rods (14), the mounting pipe (12) is sleeved on the corresponding U-shaped positioning rods (14), limiting blocks (16) fixedly sleeved on the screw rods (8) are arranged on two sides of the moving block (15), and the limiting blocks (16) are matched with the corresponding moving block (15).

2. The portable hydrogen sulfide detector calibration cabinet according to claim 1, wherein the side wall of the through hole is not in contact with the outer side of the corresponding road wheel (6).

3. The portable calibration cabinet for hydrogen sulfide detectors as recited in claim 1, characterized in that a threaded hole is provided at one side of the moving block (15), and the threaded hole is in threaded connection with the corresponding screw (8).

4. The calibration cabinet of the portable hydrogen sulfide detector according to claim 1, wherein a rectangular hole is formed in one side of the moving block (15), and the side wall of the rectangular hole is slidably connected with the outer side of the corresponding U-shaped positioning rod (14).

5. The portable calibration cabinet for hydrogen sulfide detectors according to claim 1, wherein sliding grooves are formed in the inner walls of the two sides of the mounting box (2), sliding blocks are fixedly mounted on the two sides of the connecting plate (4), and the sliding blocks are slidably connected with the corresponding sliding grooves.

6. The portable calibration cabinet for hydrogen sulfide detectors according to claim 1, wherein the outer side of the screw (8) and the outer side of the corresponding U-shaped positioning rod (14) are not in contact with the side wall of the mounting tube (12).

7. The portable calibration cabinet for hydrogen sulfide detectors according to claim 1, wherein the same pin shaft is fixedly mounted on the inner walls of the two sides of the U-shaped mounting frame (5), a circular hole is formed in one side of the traveling wheel (6), a bearing is fixedly sleeved in the circular hole, and the inner ring of the bearing is fixedly sleeved on the outer side of the corresponding pin shaft.