CN215726032U

CN215726032U - High-purity gas steady voltage testing arrangement

Info

Publication number: CN215726032U
Application number: CN202121705539.9U
Authority: CN
Inventors: 王明田
Original assignee: Changzhou Xinkaifeng Precision Instrument Co ltd
Current assignee: Changzhou Xinkaifeng Precision Instrument Co ltd
Priority date: 2021-07-26
Filing date: 2021-07-26
Publication date: 2022-02-01
Anticipated expiration: 2031-07-26

Abstract

The utility model discloses a high-purity gas pressure stabilizing test device, which comprises a test box, wherein U-shaped plates are fixedly arranged on two side sides of the bottom end of the test box, a lead screw is arranged in the middle of one side of each U-shaped plate in a threaded manner, one end of each lead screw is respectively and rotatably arranged on one side of each L-shaped block, a first fixed shaft is fixedly arranged on one side of the inner wall of each L-shaped block, connecting rods are respectively and alternately arranged on the outer walls of the two first fixed shafts, one end of one side of each connecting rod is respectively and alternately arranged on the outer walls of the two second fixed shafts, and the lead screws are driven to rotate outwards or inwards by rotating a rotating knob, and then can drive the universal wheel and reciprocate, be convenient for through this kind of mode remove the assigned position after with the universal wheel draw in, make the test box can not remove when the test to guarantee the accuracy nature of test.

Description

High-purity gas steady voltage testing arrangement

Technical Field

The utility model relates to the field of gas pressure stabilization testing devices, in particular to a high-purity gas pressure stabilization testing device.

Background

The high-purity gas pressure stabilization testing device is an accurate pressure stabilization flow control system, adopts Siemens PLC control, can run continuously and intermittently, has the functions of accurately recording instantaneous data and monitoring real-time data, is easy to operate, has high measurement accuracy, and is widely applied to the fields of chimney detectors, air environment analysis, gas purity analysis and the like.

In the prior life, when a high-purity gas pressure stabilizing test device is used for testing, in order to conveniently move and carry the test device, a roller is usually arranged at the bottom of the test device, but because the roller at the bottom of the traditional test device can not be folded, the test device is easy to move during testing, thereby influencing the accuracy of the test,

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a high-purity gas pressure stabilization testing device to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a high-purity gas steady voltage testing arrangement, includes the test box, the both sides side of test box bottom all is fixed and is equipped with the U-shaped board, two the equal screw thread in middle part of U-shaped board one side is equipped with the lead screw, two the one end of lead screw is rotated respectively and is set up in one side of two L-shaped pieces, two one side of L-shaped piece inner wall all is fixed and is equipped with first fixed axle, two the outer wall of first fixed axle all alternates and is equipped with the connecting rod, two the one end of connecting rod one side alternates respectively and sets up the outer wall at two second fixed axles, two the one end of second fixed axle is fixed respectively and is set up in one side of two axle beds, two the top of axle bed is fixed respectively and is set up the middle part in two diaphragm bottoms, two the both sides of diaphragm bottom are all fixed and are equipped with the universal wheel.

Preferably, two installing blocks are symmetrically arranged at two ends of one side of each U-shaped plate, and eight installing blocks are rotatably connected with one side of two sides of the four supporting plates respectively.

Preferably, two both sides of diaphragm all are fixed and are equipped with the slider, four the outer wall of slider slides respectively and sets up the inner wall at four spouts, four the spout is seted up respectively in the both sides of two U-shaped inboard walls.

Preferably, two both sides on diaphragm top all are fixed and are equipped with the spring, four the top of spring respectively with test case bottom both sides fixed connection.

Preferably, one side of the test box is hinged with a box door, and one side of the box door is fixedly provided with a handle.

Preferably, the other ends of the two lead screws are fixedly provided with a rotating knob.

The utility model has the technical effects and advantages that:

(1) this high-purity gas steady voltage testing arrangement rotates the turn round through being equipped with turn round, lead screw, L-shaped piece, connecting rod, axle bed, horizontal pole, spring, slider, rotates the turn round and drives the lead screw outwards or rotate inwards, and then can drive the universal wheel and reciprocate, is convenient for draw in the universal wheel in after the test box moves the assigned position through this kind of mode, makes the test box can not remove when the test to guarantee the accuracy nature of test.

(2) This high-purity gas steady voltage testing arrangement, through being equipped with the U-shaped board, the both ends of U-shaped board one side are all fixed and are equipped with two installation pieces, and one side of four installation pieces is rotated with the one end of two backup pad both sides respectively and is connected, will gather together the back to the wheel through this kind of mode, rotates the backup pad to vertical position from horizontal position, increases testing arrangement and ground area of contact to increase the holistic steadiness of testing arrangement.

Drawings

FIG. 1 is a schematic view of the structure of the present invention.

Fig. 2 is a schematic structural view of the furling mechanism of the present invention.

Fig. 3 is an enlarged schematic view of the structure at a in fig. 1 according to the present invention.

In the figure: 1. a test box; 2. a U-shaped plate; 3. a lead screw; 4. an L-shaped block; 5. a connecting rod; 6. a shaft seat; 7. a transverse plate; 8. a universal wheel; 9. mounting blocks; 10. a support plate; 11. a slider; 12. a spring; 13. a box door; 14. a handle; 15. and (6) turning.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model provides a high-purity gas pressure stabilization testing device as shown in figures 1-3, which comprises a testing box 1, wherein U-shaped plates 2 are fixedly arranged on two sides of the bottom end of the testing box 1, screw rods 3 are arranged in the middles of one sides of the two U-shaped plates 2 in a threaded manner, one ends of the two screw rods 3 are respectively and rotatably arranged on one sides of two L-shaped blocks 4, first fixing shafts are fixedly arranged on one sides of the inner walls of the two L-shaped blocks 4, connecting rods 5 are respectively and alternately arranged on the outer walls of the two first fixing shafts, one ends of one sides of the two connecting rods 5 are respectively and alternately arranged on the outer walls of the two second fixing shafts, one ends of the two second fixing shafts are respectively and fixedly arranged on one sides of two shaft seats 6, the top ends of the two shaft seats 6 are respectively and fixedly arranged in the middles of the bottom ends of two transverse plates 7, universal wheels 8 are respectively and fixedly arranged on two sides of the bottom ends of the two transverse plates 7, and sliding blocks 11 are respectively and fixedly arranged on two sides of the transverse plates 7, the outer walls of the four sliding blocks 11 are respectively arranged on the inner walls of the four sliding grooves in a sliding mode, the four sliding grooves are respectively arranged on two sides of the inner walls of the two U-shaped plates 2, when the sliding blocks 11 slide to the bottom ends of the sliding grooves, the bottom ends of the universal wheels 8 are lower than the bottom ends of the U-shaped plates 2, when the sliding blocks 11 slide to the top ends of the sliding grooves, the bottom ends of the universal wheels 8 are higher than the bottom ends of the U-shaped plates 2, in the process that the sliding blocks 11 slide up and down in the sliding grooves, the turnbuckles 15 and the L-shaped blocks 4 are not in contact with the U-shaped plates 2, springs 12 are fixedly arranged on two sides of the top ends of the two transverse plates 7, the top ends of the four springs 12 are respectively fixedly connected with two sides of the bottom end of the test box 1, a box door 13 is hinged to one side of the test box 1, a handle 14 is fixedly arranged on one side of the box door 13, and a turnbuckle 15 is fixedly arranged on the other end of each lead screw 3;

the utility model provides a high-purity gas pressure stabilization testing device as shown in fig. 3, wherein two mounting blocks 9 are symmetrically arranged at two ends of one side of each of two U-shaped plates 2, and one sides of eight mounting blocks 9 are respectively and rotatably connected with one sides of two sides of four supporting plates 10.

The working principle of the utility model is as follows: when the test box 1 is moved, firstly, the four support plates 10 are rotated from a horizontal position to a vertical position, then the two rotating knobs 15 are rotated, the two rotating knobs 15 drive the two lead screws 3 to rotate, because the outer walls of the lead screws 3 are in threaded connection with one sides of the U-shaped plates 2, the two lead screws 3 move towards two ends while rotating, the two lead screws 3 move towards two ends to drive the two L-shaped blocks 4 to move towards two ends, the two L-shaped blocks 4 move towards two ends to drive the two connecting rods 5 to rotate, the two connecting rods 5 rotate to drive the two shaft bases 6 to move downwards, the two shaft bases 6 move downwards to drive the two transverse plates 7 to move downwards, the two transverse plates 7 move downwards to stretch the four springs 12 and simultaneously drive the four universal wheels 8 to move downwards, the two transverse plates 7 move downwards to drive the four sliding blocks 11 to slide downwards in the four sliding chutes until the four sliding blocks 11 slide to the bottom ends of the four sliding chutes, 8 bottoms of universal wheel are less than 2 bottoms of U-shaped board this moment, and in the same way, the reverse rotation is turned round 15 and can be driven 8 upward movements of universal wheel, is convenient for draw in 8 up universal wheels in behind the removal test box 1 through this kind of mode, makes test box 1 can not remove when the test to guarantee the accuracy nature of test.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "disposed," "mounted," "connected," and "secured" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integral to; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The standard parts used by the utility model can be purchased from the market, and the special-shaped parts can be customized according to the description and the description of the attached drawings.

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

Claims

1. The high-purity gas pressure stabilization testing device comprises a testing box (1) and is characterized in that U-shaped plates (2) are fixedly arranged on two sides of the bottom end of the testing box (1), lead screws (3) are arranged in the middle of one side of each U-shaped plate (2) in a threaded manner, one ends of the two lead screws (3) are respectively and rotatably arranged on one sides of two L-shaped blocks (4), first fixing shafts are fixedly arranged on one sides of the inner walls of the two L-shaped blocks (4), connecting rods (5) are respectively and alternately arranged on the outer walls of the two second fixing shafts, one ends of the two second fixing shafts are respectively and fixedly arranged on one sides of two shaft seats (6), the top ends of the two shaft seats (6) are respectively and fixedly arranged in the middle of the bottom ends of two transverse plates (7), two sides of the bottom end of the transverse plates (7) are respectively fixedly provided with a universal wheel (8).

2. The high-purity gas pressure stabilization testing device according to claim 1, wherein two mounting blocks (9) are symmetrically arranged at two ends of one side of each of the two U-shaped plates (2), and one sides of the eight mounting blocks (9) are respectively and rotatably connected with one sides of two sides of four supporting plates (10).

3. The high-purity gas pressure stabilization testing device according to claim 1, wherein sliding blocks (11) are fixedly arranged on two sides of two transverse plates (7), outer walls of four sliding blocks (11) are respectively arranged on inner walls of four sliding grooves in a sliding manner, and the four sliding grooves are respectively arranged on two sides of inner walls of two U-shaped plates (2).

4. The high-purity gas pressure stabilization testing device according to claim 1, wherein springs (12) are fixedly arranged on two sides of the top ends of the two transverse plates (7), and the top ends of the four springs (12) are respectively and fixedly connected with two sides of the bottom end of the testing box (1).

5. The high-purity gas pressure stabilization testing device according to claim 1, wherein a box door (13) is hinged to one side of the testing box (1), and a handle (14) is fixedly arranged on one side of the box door (13).

6. The high-purity gas pressure stabilization testing device according to claim 1, wherein a rotating knob (15) is fixedly arranged at the other end of each of the two lead screws (3).