CN218444343U

CN218444343U - Mercury pressure gauge leakage-proof measuring device

Info

Publication number: CN218444343U
Application number: CN202221934250.9U
Authority: CN
Inventors: 丁好金
Original assignee: Anhui Futeng Metal Manufacturing Co ltd
Current assignee: Anhui Futeng Metal Manufacturing Co ltd
Priority date: 2022-07-26
Filing date: 2022-07-26
Publication date: 2023-02-03
Anticipated expiration: 2032-07-26

Abstract

The utility model discloses a mercury pressure gauge prevents leaking measuring device, the on-line screen storage device comprises a base, work piece holder is installed at the top of base, one side through connection of work piece holder has first intercommunication hose, the one end through connection of first intercommunication hose has the elastic extrusion bag, work piece holder's opposite side through connection has second intercommunication hose, the one end of second intercommunication hose is provided with mercury meter case, one side of mercury meter case articulates there is the mercury pressure gauge, mercury pressure gauge and second intercommunication hose through connection, the top of base has the support column through welded fastening, the outside of support column has last mounting panel through welded fastening, go up sliding through connection on the mounting panel and have well slide bar, the top of well slide bar is through welded fastening and is installed according to the briquetting, press the bottom of briquetting and install the pole that sideslips, the utility model discloses, have the characteristics that the practicality is strong.

Description

Mercury pressure gauge leakage-proof measuring device

Technical Field

The utility model relates to a prevent leaking the detection technology field, specifically be a mercury pressure gauge prevents leaking measuring device.

Background

The airtightness of the workpiece is usually detected by using a dedicated device. The design of a special air tightness detection device consumes a large amount of cost, and is not very cost-effective to use in a small-sized factory. The existing mercury pressure gauge leakage-proof measuring device is poor in practicability. Therefore, it is necessary to design a leakage-proof measuring device for mercury pressure gauges with strong practicability.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a mercury pressure gauge prevents leaking measuring device to solve the problem that proposes in the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a measuring device is prevented leaking by mercury pressure gauge, includes the base, work piece holder is installed at the top of base, one side through connection of work piece holder has first communicating hose, the one end through connection of first communicating hose has the elastic extrusion bag, be provided with the check valve on the first communicating hose.

According to the technical scheme, the other side of the workpiece fixture is connected with a second communicating hose in a penetrating mode, one end of the second communicating hose is provided with a mercury meter storage box, one side of the mercury meter storage box is hinged with a mercury pressure gauge, and the mercury pressure gauge is connected with the second communicating hose in a penetrating mode.

According to the technical scheme, the top of base has the support column through welded fastening, the outside of support column has last mounting panel through welded fastening, go up slide through connection and have well slide bar on the mounting panel, the top of well slide bar has the press block through welded fastening installs, the side slide bar is installed to the bottom of press block, side slide bar and last mounting panel sliding connection, the connector is installed to the bottom of well slide bar, circular airtight dish is installed to the bottom of connector.

According to the technical scheme, the spring is sleeved outside the middle sliding rod, and two ends of the spring are respectively contacted with the pressing block and the upper mounting plate.

According to the technical scheme, the surface of the supporting column is uniformly coated with the polyurethane lubricating coating.

According to the technical scheme, the first communicating hose and the second communicating hose are made of elastic rubber materials.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is: the utility model discloses, exert pressure in toward mercury pressure gauge through utilizing pressure device, whether have the back to fall to judge its gas leakage or oil leak after tying according to mercury pressure, do not have the back to fall to prove that the product is airtight or the oil leak, the product is qualified, and the mercury column falls back to prove that the product is unqualified.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

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

FIG. 2 is a schematic view of the workpiece airtightness detection of the present invention;

FIG. 3 is a schematic diagram of the gas circuit principle of the present invention;

in the figure: 1. a base; 11. a support column; 2. an elastic squeezing bag; 21. a first communication hose; 22. a second communication hose; 23. a one-way valve; 3. a mercury meter case; 31. a mercury manometer; 4. a side sliding bar; 41. a pressing block; 42. a spring; 43. a middle sliding rod; 5. an upper mounting plate; 6. a connector; 61. a circular airtight disk; 7. a workpiece holder.

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 efforts all belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a leakage-proof measuring device of a mercury pressure gauge comprises a base 1, wherein a workpiece clamp 7 is installed at the top of the base 1, one side of the workpiece clamp 7 is connected with a first communicating hose 21 in a penetrating mode, one end of the first communicating hose 21 is connected with an elastic extrusion bag 2 in a penetrating mode, a check valve 23 is arranged on the first communicating hose 21, when the leakage-proof measuring device is used, the elastic extrusion bag 2 is extruded to contract, and air in the elastic extrusion bag 2 is extruded into the workpiece clamp 7 to be used for detecting air tightness;

the other side of the workpiece clamp 7 is connected with a second communication hose 22 in a penetrating mode, one end of the second communication hose 22 is provided with a mercury meter storage box 3, one side of the mercury meter storage box 3 is hinged with a mercury pressure gauge 31, the mercury pressure gauge 31 is connected with the second communication hose 22 in a penetrating mode, when air tightness is detected, gas pressure is transmitted to the second communication hose 22, if air leakage occurs to a workpiece, the pressure in the second communication hose 22 is reduced, and at the moment, the mercury pressure gauge 31 can be observed to judge whether air leakage occurs or not;

the top of the base 1 is fixedly provided with a support column 11 by welding, the outside of the support column 11 is fixedly provided with an upper mounting plate 5 by welding, the upper mounting plate 5 is connected with a middle sliding rod 43 in a sliding and penetrating manner, the top of the middle sliding rod 43 is fixedly provided with a pressing block 41 by welding, the bottom of the pressing block 41 is provided with a side sliding rod 4, the side sliding rod 4 is connected with the upper mounting plate 5 in a sliding manner, the bottom of the middle sliding rod 43 is provided with a connector 6, the bottom of the connector 6 is provided with a circular airtight disc 61, when the device is used, the connector 6 is pressed downwards by a line, so that the circular airtight disc 61 is attached to the inner wall of a workpiece, at the moment, the top of the workpiece is sealed, and a sealing structure is formed with the workpiece clamp 7, and the airtightness detection is convenient;

the spring 42 is sleeved outside the middle sliding rod 43, two ends of the spring 42 are respectively contacted with the pressing block 41 and the upper mounting plate 5, and the spring 42 is compressed when being pressed and lifted upwards when not being pressed, so that the circular airtight disc 61 can be restored to the original state, and a workpiece can be conveniently taken out;

the surface of the supporting column 11 is uniformly coated with a polyurethane lubricating coating, so that the sliding smoothness of the supporting column 11 is improved, and the service life of the supporting column is prolonged;

the first communicating hose 21 and the second communicating hose 22 are made of elastic rubber materials, so that the first communicating hose 21 and the second communicating hose 22 have high elastic deformation capacity, and the use is flexible.

And (3) applying pressure to the mercury pressure gauge by using a pressurizing device, judging whether the mercury pressure bolt leaks air or leaks oil according to whether the mercury pressure bolt falls back after rising or not, wherein the mercury pressure bolt does not fall back to prove that the product does not leak air or leak oil, the product is qualified, and the mercury column falls back to prove that the product is unqualified.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a measuring device is prevented leaking by mercury manometer, includes base (1), its characterized in that: workpiece fixture (7) are installed at the top of base (1), one side through connection of workpiece fixture (7) has first intercommunication hose (21), the one end through connection of first intercommunication hose (21) has elastic extrusion bag (2), be provided with check valve (23) on first intercommunication hose (21).

2. A mercury manometer leak-proof measurement mechanism, as per claim 1, characterized in that: the opposite side through connection of work piece holder (7) has second intercommunication hose (22), the one end of second intercommunication hose (22) is provided with mercury meter case (3), one side of mercury meter case (3) articulates there is mercury pressure gauge (31), mercury pressure gauge (31) and second intercommunication hose (22) through connection.

3. A mercury manometer leak-proof measurement mechanism, as per claim 2, characterized in that: the top of base (1) is through welded fastening has support column (11), the outside of support column (11) is through welded fastening has last mounting panel (5), go up slide through connection has well slide bar (43) on mounting panel (5), the top of well slide bar (43) is through welded fastening installs and is pressed briquetting (41), side sliding rod (4) are installed to the bottom of pressing briquetting (41), side sliding rod (4) and last mounting panel (5) sliding connection, connector (6) are installed to the bottom of well slide bar (43), circular airtight dish (61) are installed to the bottom of connector (6).

4. A mercury manometer leak-proof measurement mechanism, as per claim 3, characterized in that: and a spring (42) is sleeved outside the middle sliding rod (43), and two ends of the spring (42) are respectively contacted with the pressing block (41) and the upper mounting plate (5).

5. A leakage prevention measuring apparatus for a mercury manometer, as defined in claim 4, wherein: the surface of the supporting column (11) is uniformly coated with a polyurethane lubricating coating.

6. A mercury manometer leak-proof measurement mechanism, as per claim 5, characterized in that: the first communicating hose (21) and the second communicating hose (22) are made of elastic rubber materials.