CN218180194U

CN218180194U - Micro-differential pressure gauge measuring accuracy degree detection equipment

Info

Publication number: CN218180194U
Application number: CN202222801278.1U
Authority: CN
Inventors: 杨红; 査旭中; 黄辉; 王磊
Original assignee: Nantong Griffin Intelligent Technology Co ltd
Current assignee: Nantong Griffin Intelligent Technology Co ltd
Priority date: 2022-10-24
Filing date: 2022-10-24
Publication date: 2022-12-30
Anticipated expiration: 2032-10-24

Abstract

The utility model discloses a differential pressure gauge measuring accuracy check out test set, including fixed case, the one end fixedly connected with fixed plate of the inside roof of fixed case, the fixed surface of fixed plate installs servo motor, servo motor's output fixedly connected with wind-up roll, the outside cover of wind-up roll is equipped with the measuring rope, the inside activity of fixed case is provided with the fly leaf, the one end at fly leaf top is provided with the running roller. This kind of differential pressure gauge measuring accuracy check out test set starts through servo motor's control when using, under wind-up roll and measuring rope pivoted condition, realize receiving and releasing of measuring rope, be convenient for change measuring instrument's measuring position, and through the cooperation between fly leaf and the running roller, sliding connection between slide bar and the spout, supplementary measuring rope removes, thereby realize measuring instrument's portable measurement, be convenient for measure a plurality of positions of differential pressure gauge, can effectively improve the measuring accuracy to the differential pressure gauge.

Description

Micro-differential pressure gauge measuring accuracy degree detection equipment

Technical Field

The utility model relates to a differential pressure gauge technical field specifically is a differential pressure gauge measuring accuracy check out test set.

Background

The micro differential pressure gauge is an electronic instrument for displaying pressure indexes, and has the minimum range of-15 PA-15P, the maximum range of 0-30PA and the maximum range of 0-30KPA. There are as many as 88 range ranges and metric/imperial unit choices.

In some specific production processes, the production environment pressure needs to be detected, so that a differential pressure gauge is installed everywhere in a preparation workshop, the measurement accuracy of the differential pressure gauge needs to be detected, the normal work of each differential pressure gauge can be ensured, and the real-time detection of the pressure of the processing environment is ensured.

The existing detection equipment for the micro differential pressure gauge is various in types, fixed-point measurement is usually performed on a certain position in the detection process, and in order to improve the accuracy of detection data, the movable measurement can be performed on the micro differential pressure gauge.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a little differential pressure table measuring accuracy check out test set to solve the common little differential pressure table measuring accuracy check out test set in the existing market that proposes in the above-mentioned background art, when a little differential pressure table measuring accuracy check out test set used, be usually to carry out the fixed point to a certain position and measure, this measurement mode can reduce the measuring accuracy to little differential pressure table, has reduced measurement of efficiency's problem.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a differential pressure gauge measuring accuracy check out test set, includes the fixed case, the one end fixedly connected with fixed plate of the inside roof of fixed case, the outer fixed surface of fixed plate installs servo motor, servo motor's output fixedly connected with wind-up roll, the outside cover of wind-up roll is equipped with the measuring rope, the inside activity of fixed case is provided with the fly leaf, the one end at fly leaf top is provided with the running roller, the measuring rope sets up in the outside of running roller, the bottom fixedly connected with connecting block of measuring rope, one side fixed mounting of connecting block has measuring instrument.

Preferably, the inside one end fixedly connected with dead lever of fixed incasement portion, the intermediate position fixedly connected with rubber pad of dead lever inside wall, the dead lever inside wall is located the equal fixedly connected with telescopic link in both sides of rubber pad, the fixed cover of lateral wall of telescopic link is equipped with expanding spring, the flexible end of telescopic link and the one end fixedly connected with buffer board of rubber pad.

Preferably, the equal fixedly connected with curb plate in both sides of fixed case one end, the inside wall fixedly connected with thread bush of curb plate, the inside wall threaded connection of thread bush has the threaded rod, the one end fixedly connected with handle of threaded rod, the one end rotation that the handle was kept away from to the threaded rod is connected with the grip block.

Preferably, a display screen is fixedly mounted at one end of the outer side wall of the fixed box, and a controller is fixedly mounted at the other end of the outer side wall of the fixed box.

Preferably, both ends of the bottom of the movable plate are fixedly connected with sliding rods, and sliding grooves for sliding connection of the sliding rods are formed in the bottom wall of the fixed box.

Preferably, the bottom end of the sliding rod is in a roller shape.

Preferably, the inner side wall of the clamping plate is provided with a rubber plate, and a connecting spring is uniformly and fixedly connected between the clamping plate and the side wall of the rubber plate.

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

1. the movable type micro differential pressure meter is provided with the movable plate, the fixed plate, the winding roller, the measuring rope, the roller, the sliding rod, the sliding chute and the servo motor, when the detection equipment is used for measuring the accuracy of the micro differential pressure meter, the winding and unwinding of the measuring rope can be realized under the control of the servo motor, the measuring position of the measuring instrument can be conveniently changed, and the sliding connection between the sliding rod and the sliding chute assists the movement of the measuring rope through the matching between the movable plate and the roller to realize the movable type measurement of the measuring instrument, so that the measurement of multiple positions of the micro differential pressure meter can be conveniently carried out, and the measurement accuracy of the micro differential pressure meter can be effectively improved;

2. by arranging the buffer plate, the telescopic rod, the fixed rod, the rubber pad and the telescopic spring, when the detection equipment is used for measuring the accuracy of the differential pressure gauge, the end part of the movable plate can be buffered when the movable plate moves back and forth by virtue of the elastic property of the rubber pad, the contraction effect of the telescopic rod and the elastic effect of the telescopic spring, so that the movable plate is prevented from being damaged due to collision;

3. through being provided with curb plate, thread bush, threaded rod, grip block, rubber slab, handle and coupling spring, can be when check out test set is used for the differential pressure gauge to carry out the degree of accuracy measurement, through the threaded connection between threaded rod and the thread bush, the effect of the swivelling movement and the coupling spring of cooperation grip block and rubber slab can be fixed the differential pressure gauge, be convenient for better measure, and convenient to detach, improved dismouting efficiency.

Drawings

FIG. 1 is a schematic view of the front sectional structure of the device of the present invention;

FIG. 2 is a side view of the side plate of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2 according to the present invention;

FIG. 4 is a schematic side view of the wind-up roll of the present invention;

fig. 5 is a schematic view of the external three-dimensional structure of the fixing box of the present invention.

In the figure: 1. a fixed box; 2. a rubber pad; 3. fixing the rod; 4. a telescopic rod; 5. a movable plate; 6. a fixing plate; 7. a wind-up roll; 8. measuring a rope; 9. a roller wheel; 10. connecting blocks; 11. a measuring instrument; 12. a side plate; 13. a slide bar; 14. a chute; 15. a buffer plate; 16. a tension spring; 17. a threaded sleeve; 18. a threaded rod; 19. a clamping plate; 20. a rubber plate; 21. a handle; 22. a connecting spring; 23. a servo motor; 24. a display screen; 25. and a controller.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: please refer to fig. 1, fig. 4 and fig. 5, a detection apparatus for measuring accuracy of a micro differential pressure gauge, which comprises a fixed box 1, a display screen 24 is fixedly installed at one end of the outer side wall of the fixed box 1, measured data can be displayed through the display screen 24, and is convenient for a worker to check, a controller 25 is fixedly installed at the other end of the outer side wall of the fixed box 1, a fixed plate 6 is fixedly connected to one end of the inner top wall of the fixed box 1, a servo motor 23 is fixedly installed on the outer surface of the fixed plate 6, the servo motor 23 is controlled to start to operate through the controller 25, a wind-up roll 7 is fixedly connected to the output end of the servo motor 23, the wind-up roll 7 can be driven to rotate by the operation of the servo motor 23, a measuring rope 8 is sleeved outside the wind-up roll 7, and the rotation of the wind-up roll 7 can realize the uniform release of the measuring rope 8. The inside activity of fixed case 1 is provided with fly leaf 5, the equal fixedly connected with slide bar 13 in both ends bottom fly leaf 5, the bottom of slide bar 13 is the gyro wheel form, fixed case 1 inside diapire has seted up the spout 14 of being supplied with in slide bar 13 sliding connection, the one end at fly leaf 5 top is provided with running roller 9, measuring rope 8 sets up in the outside of running roller 9, measuring rope 8's bottom fixedly connected with connecting block 10, one side fixed mounting of connecting block 10 has measuring instrument 11, measuring rope 8's at the uniform velocity loose drive connecting block 10 and measuring instrument 11 carry out the uniform velocity and move, can drive running roller 9 and rotate at measuring rope 8 loose in-process, the rotation of running roller 9 drives about the fly leaf 5, drive slide bar 13 and slide in the inboard of spout 14 when about fly leaf 5 removes, supplementary fly leaf 5 carries out the round trip movement, later accessible measuring instrument 11's removal can be measured the differential pressure gauge of installation fixed above the curb plate 12.

Please refer to fig. 1, the inside one end fixedly connected with dead lever 3 of fixed case 1, the intermediate position fixedly connected with rubber pad 2 of 3 inside walls of dead lever, the equal fixedly connected with telescopic link 4 in both sides that 3 inside walls of dead lever are located rubber pad 2, the fixed cover of lateral wall of telescopic link 4 is equipped with expanding spring 16, the flexible end of telescopic link 4 and the one end fixedly connected with buffer board 15 of rubber pad 2, at the in-process of fly leaf 5 round trip movement, accessible buffer board 15 promotes telescopic link 4 and rubber pad 2 and compresses, the compression of telescopic link 4 drives expanding spring 16 and realizes the extrusion, thereby realize the buffering to fly leaf 5, the protection to fly leaf 5 has been realized.

Referring to fig. 1, 2 and 3, both sides of one end of the fixing box 1 are fixedly connected with a side plate 12, an inner side wall of the side plate 12 is fixedly connected with a threaded sleeve 17, the inner side wall of the threaded sleeve 17 is connected with a threaded rod 18, one end of the threaded rod 18 is fixedly connected with a handle 21, the handle 21 drives the threaded rod 18 to rotate on the inner side of the threaded sleeve 17 by rotating the handle 21, one end of the threaded rod 18, far away from the handle 21, is rotatably connected with a clamping plate 19, the inner side wall of the clamping plate 19 is provided with a rubber plate 20, the threaded rod 18 rotates to drive the clamping plate 19 to move, the clamping plate 19 moves to drive the rubber plate 20, a connecting spring 22 is uniformly and fixedly connected between the clamping plate 19 and the side wall of the rubber plate 20, the micro differential pressure gauge can be clamped and fixed by the rubber plate 20 and the connecting spring 22, and the micro differential pressure gauge can be installed and fixed.

The working principle is as follows: when the detection device is used for measuring the accuracy of a micro differential pressure gauge, the detection device is firstly powered on, the micro differential pressure gauge to be measured is then installed and fixed, the micro differential pressure gauge is placed between two groups of rubber plates 20, the handle 21 is rotated to drive a threaded rod 18 to rotate on the inner side of a threaded sleeve 17, the threaded rod 18 is rotated to drive a clamping plate 19 to move, the rubber plates 20 are driven to move by the movement of the clamping plate 19, the micro differential pressure gauge can be clamped and fixed through the rubber plates 20 and a connecting spring 22, the installation and the fixation of the micro differential pressure gauge are realized, then a controller 25 is used for controlling a servo motor 23 to start to operate, the operation of the servo motor 23 can drive a wind-up roller 7 to rotate, the rotation of the wind-up roller 7 can realize the uniform speed loosening of a measuring rope 8, the uniform speed loosening of the measuring rope 8 drives a connecting block 10 and the measuring instrument 11 to move, the roller 9 can be driven to rotate in the process of loosening the measuring rope 8, the roller 9 can drive the movable plate 5 to move left and right, the movable plate 5 when the movable plate 5 moves left and right, the movable plate 5 drives a movable plate 5 to compress data of the measuring device, and the movable plate 5, and the movable plate can be conveniently viewed by a working screen, and a working instrument screen for displaying the working of a flexible display device 2.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a little differential pressure meter measurement accuracy check out test set, includes fixed case (1), its characterized in that: the one end fixedly connected with fixed plate (6) of the inside roof of fixed box (1), the outer fixed surface of fixed plate (6) installs servo motor (23), the output fixedly connected with wind-up roll (7) of servo motor (23), the outside cover of wind-up roll (7) is equipped with measuring rope (8), the inside activity of fixed box (1) is provided with fly leaf (5), the one end at fly leaf (5) top is provided with running roller (9), measuring rope (8) set up in the outside of running roller (9), the bottom fixedly connected with connecting block (10) of measuring rope (8), one side fixed mounting of connecting block (10) has measuring instrument (11).

2. The micro differential pressure gauge measurement accuracy detection apparatus according to claim 1, characterized in that: the utility model discloses a safe and convenient fixing device, including fixed case (1), the inside one end fixedly connected with dead lever (3) of fixed case (1), the intermediate position fixedly connected with rubber pad (2) of dead lever (3) inside wall, the equal fixedly connected with telescopic link (4) in both sides that dead lever (3) inside wall was located rubber pad (2), the fixed cover of lateral wall of telescopic link (4) is equipped with expanding spring (16), the flexible end of telescopic link (4) and one end fixedly connected with buffer board (15) of rubber pad (2).

3. The micro differential pressure gauge measurement accuracy detection apparatus according to claim 1, characterized in that: the equal fixedly connected with curb plate (12) in both sides of fixed case (1) one end, the inside wall fixedly connected with thread bush (17) of curb plate (12), the inside wall threaded connection of thread bush (17) has threaded rod (18), the one end fixedly connected with handle (21) of threaded rod (18), the one end rotation that handle (21) were kept away from in threaded rod (18) is connected with grip block (19).

4. The micro differential pressure gauge measurement accuracy detection apparatus according to claim 1, characterized in that: one end of the outer side wall of the fixed box (1) is fixedly provided with a display screen (24), and the other end of the outer side wall of the fixed box (1) is fixedly provided with a controller (25).

5. The micro differential pressure gauge measurement accuracy detection apparatus according to claim 1, characterized in that: the both ends of fly leaf (5) bottom are all fixedly connected with slide bar (13), spout (14) that supply in slide bar (13) sliding connection are seted up to the diapire of fixed case (1) inside.

6. The apparatus for detecting the measurement accuracy of a micro differential pressure gauge according to claim 5, wherein: the bottom end of the sliding rod (13) is in a roller shape.

7. The micro differential pressure gauge measurement accuracy detecting apparatus according to claim 3, wherein: the inside wall of grip block (19) is provided with rubber slab (20), even fixedly connected with coupling spring (22) between the lateral wall of grip block (19) and rubber slab (20).