CN216669107U

CN216669107U - Portable manometer with body lag

Info

Publication number: CN216669107U
Application number: CN202220229656.0U
Authority: CN
Inventors: 李文龙; 黄国栋; 张君虎
Original assignee: Xi'an Dechuan Machinery Co ltd
Current assignee: Xi'an Dechuan Machinery Co ltd
Priority date: 2022-01-27
Filing date: 2022-01-27
Publication date: 2022-06-03
Anticipated expiration: 2032-01-27

Abstract

The utility model belongs to the technical field of technical measuring equipment, and particularly relates to a portable pressure gauge with a pipe protecting sleeve, which comprises a pressure gauge, wherein a valve seat is fixedly connected to the bottom end of the outer wall of the pressure gauge, a protecting sleeve is movably screwed at the tail end of the valve seat, a bottom shell is movably screwed at the tail end of the protecting sleeve, a sealing prompter is sleeved on the outer surface of the joint of the protecting sleeve and the bottom shell, a top protecting pipe is fixedly arranged at the top end of the protecting sleeve, a bottom protecting pipe is fixedly arranged at the bottom end of the protecting sleeve, the top protecting pipe is movably screwed with the bottom end of the valve seat, and a transparent sheet is fixedly arranged on the outer surface of a sealing ring sheet, corresponding to the outer side of an embedded installing groove. The utility model can lead the bottom shell and the sheath to replace a pressure gauge to receive the pressure applied by the detection pipeline, can avoid the direct damage of the pressure gauge and the valve seat, reduces the economic loss, and in addition, a worker can judge whether the leakage occurs or not by directly observing the color change condition of the color change paper.

Description

Portable manometer with body lag

Technical Field

The utility model belongs to the technical field of technical measuring equipment, and particularly relates to a portable pressure gauge with a pipe protecting sleeve.

Background

The pressure gauge is an instrument which takes an elastic element as a sensitive element and measures and indicates the pressure higher than the environmental pressure, is very common in application, almost extends to all the fields of industrial processes and scientific researches, and is visible everywhere in the fields of heat pipe networks, oil and gas transmission, water and gas supply systems, vehicle maintenance and repair shops and the like; especially in the industrial process control and technical measurement process, the mechanical pressure gauge is more and more widely applied due to the characteristics of high mechanical strength, convenient production and the like of an elastic sensitive element of the mechanical pressure gauge;

the problems existing in the prior art are as follows:

when using, the existing pressure gauge is directly connected with the pressure gauge and the detection pipeline directly, the pressure gauge is enabled to directly bear the pressure from the detection pipeline by the connection mode, so that the connection part between the pressure gauge and the detection pipeline is easy to deform or break, when the pressure gauge drops due to overlarge pressure, the pressure gauge can be directly scrapped and cannot be used, and the emergency loss is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a portable pressure gauge with a tube protecting sleeve, which can enable a bottom shell and the protecting sleeve to replace the pressure gauge to receive pressure applied by a detection pipeline, can avoid direct damage of the pressure gauge and a valve seat, and reduces economic loss.

The technical scheme adopted by the utility model is as follows:

a portable pressure gauge with a tube protecting sleeve comprises a pressure gauge;

the bottom end of the outer wall of the pressure gauge is fixedly connected with a valve seat, the tail end of the valve seat is movably screwed with a sheath, the tail end of the sheath is movably screwed with a bottom shell, and a sealing prompter is sleeved on the outer surface of the joint of the sheath and the bottom shell;

the top end of the sheath is fixedly provided with a top protection pipe, the bottom end of the sheath is fixedly provided with a bottom protection pipe, and the top protection pipe is movably screwed with the bottom end of the valve seat;

the diameter size of the top protective pipe is larger than that of the bottom protective pipe, and the length size of the bottom protective pipe is larger than that of the top protective pipe.

The top end of the bottom shell is fixedly provided with a top screwed pipe, and the bottom end of the bottom shell is fixedly provided with a bottom screwed pipe.

The top screwed pipe is movably screwed with the bottom end of the bottom protection pipe, and the bottom screwed pipe is connected with the detection pipeline.

The sealing prompter further comprises a sealing ring sheet, the sealing ring sheet is sleeved on the outer surface of the joint of the bottom protective pipe and the top screwed pipe, and the two ends of the sealing ring sheet are fixedly connected through the arranged fastening screws.

The inner part of the sealing ring piece is fixedly provided with an embedded groove, and the outer surface of the sealing ring piece is fixedly provided with a transparent piece corresponding to the outer side of the embedded groove.

The inside activity embedding of embedded dress groove has the color-changing paper, the inner wall of color-changing paper laminate in the bottom pillar with the junction of top spiro union pipe.

The utility model has the technical effects that:

(1) according to the utility model, the sheath is connected with the valve seat at the bottom end of the pressure gauge, the bottom shell is connected with the bottom end of the sheath, and the bottom screwed pipe is directly connected with the detection pipeline, so that the traditional mode that the pressure gauge is directly connected with the detection pipeline is changed, detection liquid or gas firstly passes through the bottom shell and the sheath and finally enters the pressure gauge for measurement, therefore, the bottom shell and the sheath can replace the pressure gauge to receive pressure applied from the detection pipeline, when the pressure is too high, the bottom shell can replace the pressure gauge to bear the pressure, so that the direct damage of the pressure gauge and the valve seat can be avoided, the direct scrapping of the pressure gauge when the pressure gauge falls off is avoided, and the economic loss is reduced; in addition, the long and thin bottom protection tube can ensure the transportation of the detection material, and the short and thick top protection tube can increase the pressure resistance of the joint of the top protection tube and the valve seat.

(2) According to the utility model, when the detection material seeps out from the joint of the bottom protective pipe and the top screwed pipe, the seeped material is directly connected with the color-changing paper, wherein the color-changing paper is made of a material customized corresponding to the detection material, and when the color-changing paper is contacted with the bottom protective pipe and the top screwed pipe, the color-changing paper reacts and changes color, and at the moment, a worker can directly observe the color-changing condition of the color-changing paper through the transparent sheet, so that the situation that the joint is leaked is judged, and the worker can conveniently and rapidly take countermeasures in time.

Drawings

FIG. 1 is a front perspective view provided by an embodiment of the present invention;

FIG. 2 is an exploded block diagram provided by an embodiment of the present invention;

FIG. 3 is an exploded view of the sheath and base housing provided by an embodiment of the present invention;

fig. 4 is an exploded view of a seal reminder provided by an embodiment of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a pressure gauge; 2. a valve seat; 3. a sheath; 31. a top protection pipe; 32. a bottom guard tube; 4. a bottom housing; 41. a top nipple; 42. a bottom nipple; 5. sealing the prompter; 501. a sealing ring sheet; 502. fastening screws; 503. a transparent sheet; 504. embedding a mounting groove; 505. color-changing paper.

Detailed Description

In order that the objects and advantages of the utility model will be more clearly understood, the following description is given in conjunction with the examples. It is to be understood that the following text is merely illustrative of one or more specific embodiments of the utility model and does not strictly limit the scope of the utility model as specifically claimed.

As shown in fig. 1-4, a portable pressure gauge with a protective sleeve of a tube body comprises a pressure gauge 1;

referring to the attached

drawings

1 and 2, a valve seat 2 is fixedly connected to the bottom end of the outer wall of a pressure gauge 1, a sheath 3 is movably screwed at the tail end of the valve seat 2, a bottom shell 4 is movably screwed at the tail end of the sheath 3, and a sealing prompter 5 is sleeved on the outer surface of the joint of the sheath 3 and the bottom shell 4;

referring to fig. 3, a top protection tube 31 is fixedly arranged at the top end of the sheath 3, a bottom protection tube 32 is fixedly arranged at the bottom end of the sheath 3, the top protection tube 31 is movably screwed with the bottom end of the valve seat 2, the diameter size of the top protection tube 31 is larger than that of the bottom protection tube 32, the length size of the bottom protection tube 32 is larger than that of the top protection tube 31, the long and thin bottom protection tube 32 can ensure the transportation of detection materials, and the pressure resistance of the joint of the short and thick top protection tube 31 and the valve seat 2 is increased.

Referring to fig. 3, the top of the bottom shell 4 is fixedly provided with a top nipple 41, the bottom of the bottom shell 4 is fixedly provided with a bottom nipple 42, the top nipple 41 is movably screwed with the bottom of the bottom protection tube 32, the bottom nipple 42 is connected with the detection pipeline, this connection mode changes the traditional mode of directly connecting the pressure gauge 1 with the detection pipeline, the detection liquid or gas firstly passes through the bottom shell 4 and the sheath 3, and finally enters into the inside of the pressure gauge 1 to be measured, therefore, the bottom shell 4 and the sheath 3 can replace the pressure gauge 1 to accept the pressure applied from the detection pipeline.

Referring to fig. 4, the sealing prompter 5 further includes a sealing ring plate 501, the sealing ring plate 501 is sleeved on the outer surface of the joint of the bottom protection tube 32 and the top screwed tube 41, two ends of the sealing ring plate 501 are fixedly connected through a set fastening screw 502, the sealing ring plate 501 is sleeved on the outer surface of the joint of the bottom protection tube 32 and the top screwed tube 41, and the fastening screw 502 is used for fixing.

Referring to fig. 4, an embedded groove 504 is fixedly formed in the sealing ring piece 501, a transparent plate 503 is fixedly arranged on the outer surface of the sealing ring piece 501 corresponding to the outer side of the embedded groove 504, color-changing paper 505 is movably embedded in the embedded groove 504, wherein the color-changing paper 505 is made of a material corresponding to a detection material, the inner wall of the color-changing paper 505 is attached to the joint of the bottom protective tube 32 and the top screwed tube 41, when the detection material seeps from the joint of the bottom protective tube 32 and the top screwed tube 41, the seeped material directly contacts with the color-changing paper 505, and when the detection material contacts with the bottom protective tube 32 and the top screwed tube 41, the color-changing paper 505 reacts and changes color.

The working principle of the utility model is as follows: in the normal use of the pressure gauge 1, the sheath 3 is connected with the valve seat 2 at the bottom end of the pressure gauge 1, then the bottom shell 4 is connected with the bottom end of the sheath 3, wherein the top protection tube 31 is in threaded connection with the valve seat 2, the top threaded tube 41 is in threaded connection with the bottom end of the bottom protection tube 32, and the bottom threaded tube 42 is directly connected with the detection pipeline, the connection mode changes the traditional mode that the pressure gauge 1 is directly connected with the detection pipeline, detection liquid or gas firstly passes through the bottom shell 4 and the sheath 3 and finally enters the pressure gauge 1 for measurement, therefore, the bottom shell 4 and the sheath 3 can replace the pressure gauge 1 to receive the pressure applied from the detection pipeline, when the pressure is overlarge, the bottom shell 4 can replace the pressure gauge 1 to bear the pressure, so that the direct damage of the pressure gauge 1 and the valve seat 2 can be avoided, in addition, the long and thin bottom protection tube 32 can ensure the transportation of the detection material, the short and thick top protection tube 31 will increase the pressure resistance at the connection with the valve seat 2;

in addition, the outer surface of the joint of the bottom protective pipe 32 and the top screwed pipe 41 is sleeved with a sealing ring plate 501 and fixed by a fastening screw 502, when a detection material seeps out from the joint of the bottom protective pipe 32 and the top screwed pipe 41, the seeped material and the color-changing paper 505 are directly, wherein the material of the color-changing paper 505 is customized corresponding to the detection material, when the detection material and the color-changing paper are contacted, the color-changing paper 505 reacts and changes color, at the moment, a worker can directly observe the color-changing condition of the color-changing paper 505 through the transparent plate 503, so that the joint is judged to have been leaked, and the worker can timely and quickly take countermeasures.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that those skilled in the art can make various improvements and modifications without departing from the principle of the present invention, and these improvements and modifications should also be construed as the protection scope of the present invention. Structures, devices, and methods of operation not specifically described or illustrated herein are not specifically illustrated or described, but are instead contemplated to be practiced in the art by those skilled in the art.

Claims

1. The utility model provides a portable manometer with body lag, includes manometer (1), its characterized in that:

the bottom end of the outer wall of the pressure gauge (1) is fixedly connected with a valve seat (2), the tail end of the valve seat (2) is movably screwed with a sheath (3), the tail end of the sheath (3) is movably screwed with a bottom shell (4), and a sealing prompter (5) is sleeved on the outer surface of the joint of the sheath (3) and the bottom shell (4);

the top end of the sheath (3) is fixedly provided with a top protection pipe (31), the bottom end of the sheath (3) is fixedly provided with a bottom protection pipe (32), and the top protection pipe (31) is movably screwed with the bottom end of the valve seat (2).

2. The portable pressure gauge with the pipe body protecting sleeve as claimed in claim 1, wherein: the diameter size of the top protective pipe (31) is larger than that of the bottom protective pipe (32), and the length size of the bottom protective pipe (32) is larger than that of the top protective pipe (31).

3. The portable pressure gauge with the pipe body protecting sleeve as claimed in claim 1, wherein: the top end of the bottom shell (4) is fixedly provided with a top screwed pipe (41), and the bottom end of the bottom shell (4) is fixedly provided with a bottom screwed pipe (42).

4. The portable pressure gauge with the protecting sleeve of the tube body as claimed in claim 3, wherein: the top screwed pipe (41) is movably screwed with the bottom end of the bottom protective pipe (32), and the bottom screwed pipe (42) is connected with a detection pipeline.

5. The portable pressure gauge with the protecting sleeve of the tube body as claimed in claim 4, wherein: the sealing prompter (5) further comprises a sealing ring sheet (501), the sealing ring sheet (501) is sleeved on the outer surface of the joint of the bottom protective pipe (32) and the top screwed pipe (41), and the two ends of the sealing ring sheet (501) are fixedly connected through the arranged fastening screws (502).

6. The portable pressure gauge with the pipe body protecting sleeve as claimed in claim 5, wherein: an embedded installation groove (504) is fixedly formed in the sealing ring piece (501), and a transparent piece (503) is fixedly arranged on the outer surface of the sealing ring piece (501) corresponding to the outer side of the embedded installation groove (504).

7. The portable pressure gauge with the pipe body protecting sleeve as claimed in claim 6, wherein: the inside activity embedding of embedded dress groove (504) has look variable paper (505), the inner wall laminating of look variable paper (505) in bottom pillar (32) with the junction of top spiro union pipe (41).