CN212871600U

CN212871600U - A device for manometer measurement detects

Info

Publication number: CN212871600U
Application number: CN202021433562.2U
Authority: CN
Inventors: 石清泉
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-20
Filing date: 2020-07-20
Publication date: 2021-04-02
Anticipated expiration: 2030-07-20

Abstract

The utility model relates to the technical field of detection, in particular to a device for measuring and detecting a pressure gauge, which comprises a box body, a vacuum pump, a pressure pump, a standard pressure gauge and the pressure gauge to be detected, wherein the left side of the top end of the box body is fixedly connected with the pressure pump, the left side of the pressure pump is fixedly connected with a first pressure pipe, the other end of the first pressure pipe penetrates through the top end of the box body and extends to the inside of the box body, the first pressure pipe is hermetically connected with the box body, the first pressure pipe is in threaded connection with a first valve in the box body, the end of the first pressure pipe is provided with a first connecting port, the other end of the second pressure pipe penetrates through the top end of the box body and extends to the inside of the box body, the device can simultaneously detect the air tightness and the pointer accuracy of the pressure gauge to be, is convenient to carry.

Description

A device for manometer measurement detects

Technical Field

The utility model relates to a detect technical field, specifically be a device for manometer measurement detects.

Background

As is well known, along with the rapid development of the modern generation of our country and the ever-increasing material culture needs of people, people have increasingly high consciousness on life safety, so the development of safety is more and more important, in order to ensure the accuracy of measurement and the safety of production, strict detection work must be carried out on a pressure gauge regularly, the detection of the pressure gauge needs to strictly follow the operating rules, otherwise, inaccurate detection can be caused, and potential safety hazards are brought to subsequent production and life.

Chinese patent No. CN210689934U discloses a, its when using, opens the sealed lid that is connected with the force (forcing) pump, and the installation waits to detect the manometer, through with container cup evacuation, pressurizes in the manometer, through the pointer of observing the manometer and the pressure number of degrees in the container cup, observes whether the manometer leaks gas, and gas leakage is promptly unqualified, and gas leakage is promptly qualified.

The above prior art solutions still have the following drawbacks: when the pressure gauge is used for detection, only the air tightness of the pressure gauge can be detected, the accuracy of a pointer of the pressure gauge cannot be detected, and a large number of parts need to be involved when the pressure gauge to be detected is replaced, so that articles are easily damaged.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a detect device that is used for manometer measurement to detect of manometer gas tightness and pointer accuracy simultaneously.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a device for metering and detecting a pressure gauge comprises a box body, a vacuum pump, a pressure pump, a standard pressure gauge and the pressure gauge to be detected, wherein the pressure pump is fixedly connected to the left side of the top end of the box body, the output end of the pressure pump is connected with a first pressure pipe and a second pressure pipe, the other end of the first pressure pipe penetrates through the top end of the box body and extends into the box body, the first pressure pipe is in sealing connection with the box body, the first pressure pipe is in threaded connection with a first valve in the box body, the tail end of the first pressure pipe is provided with a first connecting port, the other end of the second pressure pipe penetrates through the top end of the box body and extends into the box body, the second pressure pipe is in sealing connection with the box body, the second pressure pipe is in threaded connection with a second valve in the box body, the tail end of the second pressure pipe is provided with a second connecting, the utility model discloses a gas pressure sensor's box, including box, vacuum pump, box top, display screen, gas pressure sensor's test probe, box, display screen, box's top right side fixedly connected with vacuum pump, the right side fixedly connected with vacuum tube of vacuum pump, the other end of vacuum tube run through the box top and with box sealing connection, the front end right side of box is provided with gas pressure sensor and display screen, gas pressure sensor's test probe extends to in the box, just gas pressure sensor with display screen electric connection, the front end left side of.

Preferably, a sealing ring is arranged at the joint of the perspective door and the box body.

Preferably, a sealing door handle is arranged on the perspective door.

Preferably, a handle is arranged at the top end of the box body.

Preferably, the standard pressure gauge and the pressure gauge to be detected have the same specification.

(III) advantageous effects

Compared with the prior art, the utility model provides a device for manometer measurement detects possesses following beneficial effect:

this a device for manometer measurement detects can treat simultaneously and detect the manometer and carry out gas tightness and pointer accuracy detection, still can only detect the gas tightness of treating the manometer, still can detect the gas tightness of standard manometer simultaneously, and it is convenient to detect the manometer to change, only needs open the perspective door and can change convenient to carry.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic plan view of the present invention;

fig. 3 is a left side view structure diagram of the present invention;

fig. 4 is a schematic top view of the present invention.

In the figure: 1. a box body; 2. a vacuum pump; 3. a pressure pump; 4. a standard pressure gauge; 5. detecting a pressure gauge; 6. a first pressurization pipe; 7. a first valve; 8. a first connection port; 9. a second pressurization pipe; 10. a second valve; 11. a second connection port; 12. a vacuum tube; 13. a gas pressure sensor; 14. a display screen; 15. a see-through door; 16. a seal ring; 17. a handle; 18. the door handle is sealed.

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.

Examples

Referring to fig. 1-4, a device for measuring and detecting a pressure gauge comprises a box body 1, a vacuum pump 2, a pressure pump 3, a standard pressure gauge 4 and a pressure gauge 5 to be detected, wherein the pressure pump 3 is fixedly connected to the left side of the top end of the box body 1, the output end of the pressure pump 3 is connected with a first pressure pipe 6 and a second pressure pipe 9, the other end of the first pressure pipe 6 penetrates through the top end of the box body 1 and extends into the box body 1, the first pressure pipe 6 is hermetically connected with the box body 1, the first pressure pipe 6 is externally threaded with a first valve 7 on the box body 1, the tail end of the first pressure pipe 6 is provided with a first connector 8, the other end of the second pressure pipe 9 penetrates through the top end of the box body 1 and extends into the box body 1, the second pressure pipe 9 is hermetically connected with the box body 1, the second pressure pipe 9 is externally threaded with a second valve 10 on the box body 1, the tail end, first connector 8 and second connector 11 threaded connection have standard pressure gauge 4 and wait to detect manometer 5 respectively, and force (forcing) pump 3 can add same pressure to first forcing pipe 6 and second forcing pipe 9 simultaneously, and the top right side fixedly connected with vacuum pump 2 of box 1, the right side fixedly connected with vacuum tube 12 of vacuum pump 2, the other end of vacuum tube 12 run through the box 1 top and with box 1 sealing connection, the front right side of box 1 is provided with gas pressure sensor 13 and display screen 14, gas pressure sensor 13's test probe extends to in the box 1, just gas pressure sensor 13 with display screen 14 electric connection can detect the pressure in the box 1, the front end left side of box 1 is provided with perspective door 15, can observe first manometer 5 and the standard pressure gauge 4 of waiting to detect.

It should be further noted that a sealing ring 16 is arranged at the joint of the perspective door 15 and the box body 1, a sealing door handle 18 is arranged on the perspective door 15 to ensure the sealing performance of the box body 1 during operation, a handle 17 is arranged at the top end of the box body 1 to facilitate carrying, and the standard pressure gauge 4 has the same specification as the pressure gauge 5 to be detected, so that the pointer degrees of the two parts can be observed conveniently.

To sum up, when the device for measuring and detecting the pressure gauge is used, firstly, the device for measuring and detecting the pressure gauge is placed at a position required to be used, the standard pressure gauge 4 and the pressure gauge 5 to be detected are respectively connected to the first connecting port 8 and the second connecting port 11 in a threaded manner, the first valve 7 and the second valve 10 are opened, the box body 1 and the perspective door 15 are sealed through the sealing door handle 18, the vacuum pump 2 is opened, the box body 1 is pumped into an environment under certain pressure, the air pumping is stopped, the pressure pump 3 is then opened, the same air is simultaneously added into the first pressure pipe 6 and the second pressure pipe 9 to supply the same pressure, when the certain pressure is reached, the air supply is stopped, the first valve 7 and the second valve 10 are closed, and by observing the pointer degrees of the standard pressure gauge 4 and the pressure gauge 5 to be detected and the pressure degree on the display screen 14, within a certain time, when pointer number of degrees and manometer number of degrees are all unchangeable, it is good to wait to detect 5 gas tightness of manometer, and when waiting to detect 5 degrees of manometer and 4 degrees of standard manometer, it is up to standard to wait to detect 5 pointer accuracy of manometer, then it is qualified to detect manometer 5, when standard manometer 4 and wait to detect 5 pointer numbers of degrees of manometer have the change, then can conclude that this standard manometer 4 and wait to detect 5 gas tightness of manometer are poor, unqualified. If only the air tightness of a batch of pressure gauges 5 to be detected is questioned, the first connecting port 8 and the second connecting port 11 can be connected with the pressure gauges 5 to be detected, and the air tightness of the pressure gauges 5 to be detected is good and qualified products are obtained when the degree of the pointer is unchanged within a certain time.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a device for manometer measurement detects which characterized in that: comprises a box body (1), a vacuum pump (2), a pressure pump (3), a standard pressure gauge (4) and a pressure gauge (5) to be detected, wherein the pressure pump (3) is fixedly connected to the left side of the top end of the box body (1), the output end of the pressure pump (3) is connected with a first pressure pipe (6) and a second pressure pipe (9), the other end of the first pressure pipe (6) penetrates through the top end of the box body (1) and extends to the inside of the box body (1), the first pressure pipe (6) is hermetically connected with the box body (1), a first valve (7) is in threaded connection with the first pressure pipe (6) in the box body (1), a first connecting port (8) is arranged at the tail end of the first pressure pipe (6), the other end of the second pressure pipe (9) penetrates through the top end of the box body (1) and extends to the inside of the box body (1), the second pressure pipe (9) is hermetically connected with the box body (1), and a second valve (10) is in threaded connection, second forcing pipe (9) end is provided with second connector (11), first connector (8) and second connector (11) threaded connection have standard pressure gauge (4) and wait to detect manometer (5) respectively, the top right side fixedly connected with vacuum pump (2) of box (1), right side fixedly connected with vacuum tube (12) of vacuum pump (2), the other end of vacuum tube (12) run through box (1) top and with box (1) sealing connection, the front end right side of box (1) is provided with gas pressure sensor (13) and display screen (14), the test probe of gas pressure sensor (13) extends to in box (1), just gas pressure sensor (13) with display screen (14) electric connection, the front end left side of box (1) is provided with perspective door (15).

2. The apparatus of claim 1, wherein the apparatus further comprises: and a sealing ring (16) is arranged at the joint of the perspective door (15) and the box body (1).

3. A device for the metrological detection of a pressure gauge as claimed in claim 2, wherein: a sealing door handle (18) is arranged on the perspective door (15).

4. A device for the metrological detection of a pressure gauge as claimed in claim 3, characterized in that: the top end of the box body (1) is provided with a handle (17).

5. The apparatus of claim 4, wherein the apparatus further comprises: the standard pressure gauge (4) and the pressure gauge (5) to be detected have the same specification.