CN214502766U - Portable pressure instrument detection device - Google Patents

Abstract

The application provides a portable pressure instrument detection device belongs to detection device technical field. The portable pressure instrument detection device comprises a pressure gauge body and an anti-collision assembly. Anticollision subassembly includes arc cover I and arc cover II, arc cover I with arc cover II is located manometer body outer wall, arc cover I with the one end of arc cover II all is connected with arc linking plate, two the arc links up the board and articulates, I other end of arc cover is fixed with the arc slide bar, II other ends of arc cover are equipped with smooth chamber, the arc slide bar with it is connected with spring I to slide between the chamber, arc cover I with II outer walls of arc cover all are equipped with rubber cushion pad I, two arc linking plate outer wall all is connected with protection piece. In this application, anticollision subassembly can be on the basis of the quick assembly disassembly of being convenient for anticollision protection to the manometer body, can also reduce whole detection device's replacement cost simultaneously.

Description

Portable pressure instrument detection device

Technical Field

The application relates to the field of detection devices, in particular to a portable pressure instrument detection device.

Background

The pressure instrument is characterized in that the pressure instrument transmits pressure deformation to the pointer through elastic deformation of a sensitive element in the instrument and a conversion mechanism of a movement in the instrument to cause the pointer to rotate to display pressure, and the pressure instrument is frequently required to be adopted to detect the pressure of gas in the shell in the current industrial production process.

However, the pressure instrument in the related art usually lacks the anti-collision protection structure convenient for independent disassembly and assembly, and is easily damaged by external force collision during transfer or transportation of the pressure instrument, so that the process of pressure detection operation is easily influenced, and meanwhile, the replacement cost of the pressure instrument is also not convenient to reduce on the premise of using the protection structure, and the use practicability of the pressure instrument is difficult to improve.

SUMMERY OF THE UTILITY MODEL

In order to remedy the above insufficiency, the application provides a portable pressure instrument detection device, aims at improving the problem that the pressure instrument who refers to among the prior art correlation lacks the anticollision protection structure of being convenient for dismouting alone usually.

The embodiment of the application provides a portable pressure instrument detection device, including manometer body and anticollision subassembly.

Anticollision subassembly includes arc cover I and arc cover II, arc cover I with arc cover II is located manometer body outer wall, arc cover I with the one end of arc cover II all is connected with arc linking plate, two arc linking plate is articulated, I other end of arc cover is fixed with the arc slide bar, II other ends of arc cover are equipped with smooth chamber, the arc slide bar with be connected with spring I between smooth chamber, arc cover I with II outer walls of arc cover all are equipped with rubber buffer pad I, two arc linking plate outer wall all is connected with protection piece, protection piece includes spring II and U-shaped board, spring II is equipped with two one end of spring II respectively with U-shaped board both ends are fixed, two the other end of spring II respectively with correspond arc linking plate is fixed, the blow vent of manometer body area is wrapped up U-shaped board with the empty inside that arc linking plate encloses In the middle.

In the implementation process, the two arc-shaped connecting plates are hinged by using a pin shaft, the arc-shaped sleeve I and the arc-shaped sleeve II are indirectly assisted to be pulled apart by using the pin shaft, the arc-shaped slide rod can move out of the slide cavity along with the action of external force, meanwhile, the spring I can be in a stretched state under the condition of the force, the arc-shaped sleeve I and the arc-shaped sleeve II are moved and clamped to the outer ring of the pressure gauge body, then the arc-shaped sleeve I and the arc-shaped sleeve II are slowly loosened, rubber anti-skid pads on the inner walls of the arc-shaped sleeve I and the arc-shaped sleeve II are tightly attached to the outer wall of the pressure gauge body by means of the tightening force of the spring I, the shell of the pressure gauge body can be buffered and protected by using the buffer rubber pad I which is fixedly connected with the outer walls of the arc-shaped sleeve I and the arc-shaped sleeve II, the two springs II are arranged between the U-shaped plates, the U-shaped plates cover the installation assembly, and the outer walls of the U-shaped plates are also fixedly connected with the buffer rubber pad II, utilize the cooperation of cushion rubber pad II and two springs II to cushion the protection to the air structure of manometer body, produce the probability of collision damage in the reduction manometer body handling, promote the security and the validity that the manometer body was transported, anticollision subassembly still is convenient for dismantle alone simultaneously and changes, has reduced whole detection device's replacement cost, has indirectly promoted the practicality that the manometer body used.

In a specific implementation scheme, the sections of the arc-shaped sleeve I and the arc-shaped sleeve II are both U-shaped, rubber non-slip pads are adhered to the inner walls of the arc-shaped sleeve I and the arc-shaped sleeve II, and the rubber non-slip pads are tightly attached to the outer wall of the pressure gauge body.

In the above-mentioned realization in-process, can make under the tightening force of spring I that the U-shaped chamber chucking that II insides of arc cover I and arc cover were taken certainly at manometer body outer wall, utilize the cooperation of rubber slipmat to increase the stability that I and II and this body coupling of arc cover and manometer were overlapped to the arc simultaneously.

In a specific embodiment, I outer wall connection of arc cover has the translucent cover, the translucent cover in the display screen of manometer body from the area, translucent cover outer wall week side still is connected with the rubber circle.

In the above-mentioned realization process, the cooperation that utilizes translucent cover and rubber circle can carry out the anticollision to the display screen of manometer body from the area or prevent falling the protection, simultaneously because the translucent cover can follow anticollision subassembly and indirectly fix at manometer body outer wall together to do not need to adopt external instrument alone to fix translucent cover and manometer body, increased the convenience of translucent cover installation.

In a specific embodiment, a buffer rubber pad II is connected to the outer wall of the U-shaped plate.

In the above-mentioned realization process, cushion rubber pad II adopts the strong glue to solidify to U-shaped plate outer wall, when the U-shaped plate received the collision, because cushion rubber pad II has the bounce-back effect to can slow down outside collision dynamics, carry out better anticollision protection to the structure of U-shaped plate inside wanting to protect indirectly.

In a specific embodiment, the portable pressure instrument detection device further comprises a mounting assembly, wherein the mounting assembly comprises a vent pipe and a joint piece, and the joint piece comprises an insertion pipe and a T-shaped clamping block.

In a specific embodiment, the vent pipe is fixedly communicated with the pressure gauge body.

In the implementation process, the vent pipe and the pressure gauge body are integrally formed, and the vent pipe is convenient to communicate with the external casing for pressure detection.

In a specific implementation scheme, the insertion pipe is fixedly communicated with an external casing, and one side of the outer wall of the insertion pipe is provided with a rubber thread strip.

In the implementation process, the external casing can be penetrated in advance to form a threaded hole matched with the rubber threaded strip, and the insertion pipe is conveniently and closely communicated with the external casing by matching the rubber threaded strip and the threaded hole.

In a specific implementation scheme, the two sides of the insertion pipe are both provided with moving grooves, the two T-shaped clamping blocks are respectively connected with the corresponding moving grooves in a sliding manner, springs III are fixedly connected between the two T-shaped clamping blocks and the corresponding insertion pipe, and the two sides of the vent pipe are both connected with jacks matched with the T-shaped clamping blocks.

In the above-mentioned realization process, press the T shape fixture block of both sides and make its removal inslot that corresponds towards to make two springs III be in the state of compressed, will peg graft the intraduct and remove towards the breather pipe this moment, treat that two T shape fixture blocks arrive the jack that corresponds when, two springs III at this moment obtain the release, peg graft the pipe and fix with the breather pipe, be convenient for follow-up like this will dismantle the maintenance or change with the manometer body fast without the help of the effect of external force.

In a specific implementation scheme, two sides of the outer wall of the vent pipe are both connected with sealing rubber sleeves, the cross sections of the two sealing rubber sleeves are both in U-shaped arrangement, and the two sealing rubber sleeves respectively cover the corresponding jacks.

In the above-mentioned realization process, utilize setting up of sealing rubber sleeve to seal at breather pipe and the pipe grafting position of pegging graft, reduce the emergence of the gas leakage condition, indirectly increase the stability that the manometer body detected.

In a particular embodiment, the vent tube and the insertion tube are also enclosed within the interior space defined by the U-shaped plate and the arcuate connector plates.

In the above-mentioned realization process, the cooperation that utilizes U-shaped plate and buffer rubber pad II and two springs II can carry out buffer protection to breather pipe and grafting pipe in transportation or transfer process, reduces the impaired probability of breather pipe and grafting pipe collision, indirectly protects the integrity of manometer body.

Drawings

In order to more clearly explain the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and that for those skilled in the art, other related drawings can be obtained from these drawings without inventive effort.

FIG. 1 is a schematic structural diagram of a portable pressure instrument detection device provided in an embodiment of the present application;

fig. 2 is a schematic structural diagram of a collision avoidance module according to an embodiment of the present disclosure;

FIG. 3 is a schematic cross-sectional view of FIG. 2 with the transparent cover removed according to an embodiment of the present disclosure;

fig. 4 is a schematic diagram of a partially enlarged structure at a in fig. 3 according to an embodiment of the present disclosure;

FIG. 5 is a schematic cross-sectional view taken along line A-A of FIG. 3 according to an embodiment of the present disclosure;

FIG. 6 is a schematic structural diagram of a mounting assembly provided in an embodiment of the present application;

FIG. 7 is a schematic view of a connector structure provided in accordance with an embodiment of the present application;

fig. 8 is a schematic cross-sectional structural view of a vent pipe and a plug hole according to an embodiment of the present invention.

In the figure: 10-a pressure gauge body; 20-a collision avoidance assembly; 210-arc sleeve I; 220-arc sleeve II; 230-arc slide bar; 240-sliding chamber; 250-arc connection plates; 260-spring I; 270-a protective element; 271-spring ii; 272-U-shaped plate; 280-cushion rubber pad I; 290-a transparent cover; 30-mounting the assembly; 310-a breather pipe; 320-a joining member; 321-a plug pipe; 322-T shaped fixture block; 323-moving trough; 324-spring iii; 330-jack; 340-sealing rubber sleeve.

Detailed Description

The technical solutions in the embodiments of the present application will be described below with reference to the drawings in the embodiments of the present application.

To make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments obtained by a person of ordinary skill in the art without any inventive work based on the embodiments in the present application are within the scope of protection of the present application.

Thus, the following detailed description of the embodiments of the present application, as presented in the figures, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments obtained by a person of ordinary skill in the art without any inventive work based on the embodiments in the present application are within the scope of protection of the present application.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and thus should not be considered limiting.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Referring to fig. 1, the present application provides a portable pressure gauge detection device, which includes a pressure gauge body 10 and an anti-collision assembly 20.

The pressure gauge body 10 is characterized in that pressure deformation is conducted to the pointer through the elastic deformation of a sensitive element in the gauge and a conversion mechanism of a movement in the gauge, so that the pointer rotates to display pressure, and the pressure gauge body 10 in the prior art is small in size and convenient to carry; the anti-collision assembly 20 can perform anti-collision protection on the pressure gauge body 10 on the basis of convenient quick assembly and disassembly, and can also reduce the replacement cost of the whole detection device.

Please refer to fig. 1 to 5, the anti-collision assembly 20 includes an arc sleeve i 210 and an arc sleeve ii 220, the arc sleeve i 210 and the arc sleeve ii 220 are disposed on the outer wall of the pressure gauge body 10, wherein the sections of the arc sleeve i 210 and the arc sleeve ii 220 are U-shaped, and the inner walls of the arc sleeve i 210 and the arc sleeve ii 220 are glued with an inherent rubber anti-slip pad through a strong adhesive, and the rubber anti-slip pad is tightly attached to the outer wall of the pressure gauge body 10, specifically, the U-shaped cavity inside the arc sleeve i 210 and the arc sleeve ii 220 is tightly clamped on the outer wall of the pressure gauge body 10 under the tightening force of the spring i 260, and meanwhile, the stability of the connection between the arc sleeve i 210 and the arc sleeve ii 220 and the pressure gauge body 10 can be increased by the cooperation of the rubber anti-slip pad.

Arc linking plate 250 has all been welded to the one end of arc cover I210 and arc cover II 220, two arc linking plate 250 are articulated, arc cover I210 other end welded fastening has arc slide bar 230, arc cover II 220 other end is equipped with smooth chamber 240, the welding has spring I260 between arc slide bar 230 and smooth chamber 240, arc cover I210 and the I220 outer wall of arc cover all through sticky I280 of cushion rubber pad inherently of powerful, wherein, when arc cover I210 and arc cover II 220 receive the striking promptly, I280 concatenation of cushion rubber pad can reduce the probability that I210 of arc cover and II 220 of arc cover hit the damage from the rebound effect in area, and then can protect manometer body 10.

There is translucent cover 290 arc cover I210 outer wall through the powerful gluey connection, translucent cover 290 covers in the display screen of manometer body 10 from the area, all sides of translucent cover 290 outer wall still are connected with the rubber circle through powerful gluey, wherein, the cooperation that utilizes translucent cover 290 and rubber circle can be to manometer body 10 from the display screen of taking anticollision or prevent falling the protection, simultaneously because translucent cover 290 can be followed anticollision subassembly 20 and fixed at manometer body 10 outer wall together, thereby it is fixed with manometer body 10 not need to adopt external instrument alone with translucent cover 290, the convenience of translucent cover 290 installation has been increased.

The two arc-shaped connecting plates 250 are connected with a protecting piece 270 on the outer wall, the protecting piece 270 comprises two springs II 271 and two U-shaped plates 272, two springs II 271 are arranged, one end parts of the two springs II 271 are respectively welded and fixed with two ends of the U-shaped plates 272, the other ends of the two springs II 271 are respectively welded and fixed with the corresponding arc-shaped connecting plates 250, and the vent holes of the pressure gauge body 10 are wrapped in the inner space enclosed by the U-shaped plates 272 and the arc-shaped connecting plates 250, wherein the structure covered by the U-shaped plates 272 can be protected by the cushioning and damping performance of the springs II 271, namely when the U-shaped plates 272 are impacted, the impact on the structure covered by the U-shaped plates 272 can be indirectly relieved by the resilience or rebound performance of the springs II 271, and meanwhile, the vent valve structure (not shown) of the pressure gauge body 10 is also covered in the inner space of the U-shaped plates 272, the U-shaped plate 272 is convenient for anti-collision protection of structures outside the disk of the pressure gauge body 10. U-shaped plate 272 outer wall has cushion rubber pad II through the powerful glue, wherein, when U-shaped plate 272 received the collision, because cushion rubber pad II has the rebound effect to can slow down outside collision dynamics, carry out better anticollision protection to the structure that U-shaped plate 272 inside will be protected indirectly.

Referring to fig. 1 and 6 to 8, the portable pressure instrument detection device further includes a mounting assembly 30, the mounting assembly 30 includes a vent pipe 310 and a joint member 320, the joint member 320 includes an insertion pipe 321 and a T-shaped fixture block 322, the vent pipe 310 is fixedly communicated with the pressure gauge body 10, the insertion pipe 321 is fixedly communicated with an external casing, a rubber threaded strip is disposed on one side of an outer wall of the insertion pipe 321, it should be further noted that a rubber sealing sleeve (not shown) tightly attached to an inner wall of the vent pipe 310 is fixedly attached to an outer wall of an insertion end of the insertion pipe 321, and avoidance ports adapted to the T-shaped fixture block 322 are formed in two sides of the rubber sealing sleeve in a penetrating manner.

The moving grooves 323 have been all seted up to grafting pipe 321 both sides, two T-shaped fixture blocks 322 slide with the moving groove 323 that corresponds respectively and meet, still all fixedly connected with spring III 324 between two T-shaped fixture blocks 322 and the grafting pipe 321 that corresponds, breather pipe 310 both sides still all are connected with the jack 330 with T-shaped fixture block 322 looks adaptation, wherein, press the T-shaped fixture block 322 of both sides and make it move towards corresponding moving groove 323 in, thereby make two spring III 324 be in the state of compressed, move the grafting pipe 321 towards breather pipe 310 inside this moment, treat that two T-shaped fixture block 322 arrive at corresponding jack 330, two spring III 324 at this moment obtain the release, the grafting pipe 321 is fixed with breather pipe 310, be convenient for follow-up like this with the help of external force with manometer body 10 will dismantle maintenance or change fast.

Breather pipe 310 outer wall both sides all are connected with sealing rubber sleeve 340, and the cross-section of two sealing rubber sleeves 340 is the setting of U shape, and two sealing rubber sleeves 340 cover respectively in the jack 330 that corresponds, and wherein, the setting that utilizes sealing rubber sleeve 340 can seal at breather pipe 310 and plug pipe 321 grafting position, reduces the emergence of the gas leakage condition, indirectly increases the stability that manometer body 10 detected. The vent pipe 310 and the plug pipe 321 are wrapped in the inner space defined by the U-shaped plate 272 and the arc-shaped connecting plate 250, in the application, the vent pipe 310 and the plug pipe 321 can be protected in a buffering mode in the transportation or transfer process by utilizing the matching of the U-shaped plate 272, the buffering rubber cushion II and the two springs II 271, the probability of collision damage of the vent pipe 310 and the plug pipe 321 is reduced, and the integrity of the pressure gauge body 10 is indirectly protected.

The working principle of the portable pressure instrument detection device is as follows: the two arc-shaped connecting plates 250 are hinged by using a pin shaft, the arc-shaped sleeve I210 and the arc-shaped sleeve II 220 are indirectly pulled apart by using the pin shaft, the arc-shaped sliding rod 230 moves out of the sliding cavity 240 along with the action of external force, meanwhile, the spring I260 is in a stretched state under the condition of the force, the arc-shaped sleeve I210 and the arc-shaped sleeve II 220 are movably clamped to the outer ring of the pressure gauge body 10, then the arc-shaped sleeve I210 and the arc-shaped sleeve II 220 are slowly loosened, rubber anti-skidding pads on the inner walls of the arc-shaped sleeve I210 and the arc-shaped sleeve II 220 are tightly attached to the outer wall of the pressure gauge body 10 by using the tightening force of the spring I260, a buffer rubber pad I280 fixedly connected with the outer walls of the arc-shaped sleeve I210 and the arc-shaped sleeve II 220 can buffer and protect the shell of the pressure gauge body 10, two springs II 271 are arranged between the U-shaped connecting plates 272 and the two arc-shaped connecting plates 250, wherein the U-shaped plate 272 covers the mounting assembly 30, and U-shaped plate 272 outer wall still glues firmly and is connected with rubber cushion pad II, utilize the cooperation of rubber cushion pad II and two spring II 271 to carry out buffer protection to the air structure of manometer body 10, reduce the probability that produces collision damage in the manometer body 10 handling, promote the security and the validity of manometer body 10 transportation, anticollision subassembly 20 is still convenient for dismantle the change simultaneously, whole detection device's replacement cost has been reduced, translucent cover 290 is followed anticollision subassembly 20 and is indirectly fixed at manometer body 10 outer wall together, the cooperation of utilizing translucent cover 290 and rubber circle can be to manometer body 10 from the display screen of taking anticollision or prevent falling the protection.

It should be noted that the specific model specifications of the spring i 260, the spring ii 271, the spring iii 324 and the rubber thread strip need to be determined by model selection according to the actual specification of the device, and the specific model selection calculation method adopts the prior art, so detailed description is omitted.

The above embodiments are merely examples of the present application and are not intended to limit the scope of the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims (10)

1. A portable pressure instrument detection device is characterized by comprising

A pressure gauge body (10);

the anti-collision assembly (20) comprises an arc-shaped sleeve I (210) and an arc-shaped sleeve II (220), the arc-shaped sleeve I (210) and the arc-shaped sleeve II (220) are arranged on the outer wall of the pressure gauge body (10), one end of the arc-shaped sleeve I (210) and one end of the arc-shaped sleeve II (220) are both connected with arc-shaped connecting plates (250), the two arc-shaped connecting plates (250) are hinged, an arc-shaped sliding rod (230) is fixed at the other end of the arc-shaped sleeve I (210), a sliding cavity (240) is arranged at the other end of the arc-shaped sleeve II (220), a spring I (260) is connected between the arc-shaped sliding rod (230) and the sliding cavity (240), buffer rubber gaskets I (280) are arranged on the outer walls of the arc-shaped sleeve I (210) and the arc-shaped sleeve II (220), protective pieces (270) are connected with the outer walls of the arc-shaped connecting plates (250), and each protective piece (270) comprises a spring II (271) and a U-shaped plate (272), two springs II (271) are arranged, one end parts of the two springs II (271) are respectively fixed with two ends of the U-shaped plate (272), the other ends of the two springs II (271) are respectively fixed with the corresponding arc-shaped connecting plates (250), and air vents of the pressure gauge body (10) are wrapped in an inner space defined by the U-shaped plate (272) and the arc-shaped connecting plates (250).

2. The portable pressure instrument detection device according to claim 1, wherein the cross sections of the arc-shaped sleeve I (210) and the arc-shaped sleeve II (220) are both U-shaped, rubber non-slip pads are adhered to the inner walls of the arc-shaped sleeve I (210) and the arc-shaped sleeve II (220), and the rubber non-slip pads are tightly attached to the outer wall of the pressure gauge body (10).

3. The portable pressure instrument detecting device as claimed in claim 1, wherein a transparent cover (290) is connected to the outer wall of the arc-shaped sleeve I (210), the transparent cover (290) covers a display screen of the pressure gauge body (10), and a rubber ring is further connected to the peripheral side of the outer wall of the transparent cover (290).

4. The portable pressure instrument detecting device as claimed in claim 1, wherein a cushion rubber pad II is connected to the outer wall of the U-shaped plate (272).

5. A portable pressure gauge detection device according to claim 1, further comprising a mounting assembly (30), wherein the mounting assembly (30) comprises a vent tube (310) and a joint member (320), and wherein the joint member (320) comprises a socket tube (321) and a T-shaped clip (322).

6. A portable pressure gauge detection device according to claim 5, wherein the vent tube (310) is fixedly connected to the pressure gauge body (10).

7. The portable pressure instrument detecting device as claimed in claim 5, wherein the inserting pipe (321) is fixedly communicated with an external casing, and a rubber thread strip is arranged on one side of the outer wall of the inserting pipe (321).

8. The portable pressure instrument detecting device according to claim 5, wherein moving grooves (323) are formed in two sides of the inserting pipe (321), the two T-shaped clamping blocks (322) are respectively connected with the corresponding moving grooves (323) in a sliding manner, springs III (324) are fixedly connected between the two T-shaped clamping blocks (322) and the corresponding inserting pipe (321), and inserting holes (330) matched with the T-shaped clamping blocks (322) are connected to two sides of the vent pipe (310).

9. The portable pressure instrument detecting device of claim 8, wherein two sides of the outer wall of the vent pipe (310) are connected with sealing rubber sleeves (340), the cross sections of the two sealing rubber sleeves (340) are both U-shaped, and the two sealing rubber sleeves (340) respectively cover the corresponding jacks (330).

10. A portable pressure gauge detection apparatus according to claim 5, wherein the vent tube (310) and the insertion tube (321) are also enclosed within the internal space enclosed by the U-shaped plate (272) and the arcuate adapter plate (250).

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