CN221055985U - Weld leakage detection vacuum box with simple use - Google Patents

Abstract

The utility model discloses a weld leakage detection vacuum box with simple use, and relates to the technical field of weld leakage detection devices. The utility model comprises a detection box body, wherein an opening for covering a welding line is formed in the bottom of the detection box body, a sealing ring gasket is fixedly arranged on the side wall of the bottom opening of the detection box body, an observation window is formed in the side wall of the detection box body, and a vacuum detection meter is fixedly arranged on the upper side wall of the detection box body. The utility model reduces the use requirement and auxiliary equipment of the vacuum box during detection, plays a role in reducing the use cost of the vacuum box, is more convenient to use, and can restore the pressure in the box to the atmospheric pressure by closing the compressed air source valve after detection without installing an air inlet valve on the box body to balance the pressure in the box, thereby saving materials compared with the prior detection vacuum box, and further playing the role in reducing the cost.

Description

Weld leakage detection vacuum box with simple use

Technical Field

The utility model relates to the technical field of weld leakage detection devices, in particular to a weld leakage detection vacuum box which is simple to use.

Background

At present, a vacuum box is an important device for detecting leakage of a bottom plate of a storage tank in the steel industry, the common working principle of the vacuum box is that soap liquid is sprayed on a welding line of the bottom plate of the storage tank under normal pressure, the vacuum box is covered on the welding line, the interior of the vacuum box is vacuumized by a vacuum pump, if the welding line has leakage, soap bubbles are generated at the leakage point, and the leakage point on the welding line is observed through an observation window on the vacuum box, so that the detection of the welding line of the bottom plate of the storage tank under normal pressure is realized.

In the prior art, one end of an air extraction short pipe of a common leak detection vacuum box is communicated with the box body, one end of the common leak detection vacuum box is communicated with a vacuum pump, an air inlet valve is further arranged on the box body, and the valve is opened to communicate with the atmosphere after the leak detection is finished so that the air pressure in the box is balanced with the atmosphere after the leak detection is finished, the vacuum box is moved to detect the next section of welding seam, so that the common leak detection vacuum box has more auxiliary equipment, and the use condition and the manufacturing requirement are relatively more, therefore, the welding seam leak detection vacuum box with simple use is provided.

Disclosure of utility model

The utility model aims at: the utility model provides a welding seam leakage detection vacuum box which is simple to use, and aims to solve the problems that the common leakage detection vacuum box is more in auxiliary equipment, and the service condition and the manufacturing requirement are relatively more.

The utility model adopts the following technical scheme for realizing the purposes:

The utility model provides a vacuum box is leaked in welding seam simple in use, includes the detection box, the bottom of detecting the box is provided with the opening that is used for covering the welding seam, and fixed mounting has sealing washer on the bottom opening lateral wall of detecting the box, be provided with the observation window on the lateral wall of detecting the box, and the last lateral wall fixed mounting who detects the box has the vacuum detection table, the last lateral wall fixed mounting who detects the box has vacuum generator, and vacuum generator's air inlet installs the compressed air source ball valve, and compressed air source ball valve and vacuum generator's air inlet looks UNICOM sets up, the one end fixed mounting of compressed air source ball valve has the intake pipe.

Preferably, the lateral wall of detection box has seted up the removal opening, the observation window slides and sets up in the removal opening, and fixed mounting has spacing shutoff board on the lateral wall of one side of observation window, spacing shutoff board sets up in the outside of detecting the box, and spacing shutoff board slides and support tightly on the lateral wall of detecting the box, fixed mounting has the elastic sealing rubber pad on the opposite side lateral wall of observation window, and the equal fixed mounting in edge of elastic sealing rubber pad is on the inside wall of detecting the box.

Preferably, a pushing handle is fixedly arranged on the side wall of the limiting plugging plate, and an anti-slip pad is fixedly sleeved on the side wall of the pushing handle.

Preferably, an adapter tube is fixedly arranged on an air inlet of the vacuum generator, and the compressed air source ball valve and the vacuum generator are communicated through the adapter tube.

Preferably, a supporting rod is installed on the side wall of the detection box body, and an illumination light source is fixedly installed at one end of the supporting rod.

Preferably, the side wall of the detection box body is embedded with a rotation shell, a rotation ball is rotationally arranged in the rotation shell, the support rod is inserted and installed in the rotation ball, a sealing rubber pad is fixedly installed on the peripheral side wall of the rotation ball, and the edge of the sealing rubber pad is fixedly installed on the outer side wall of the detection box body.

The beneficial effects of the utility model are as follows:

1. In the utility model, the vacuum generator arranged on the detection box body has simple use environment requirement, and can meet the vacuum degree requirement in the box body by using a low-cost vacuum generator without a vacuum pump as long as a compressed air source is arranged, and most factories have the compressed air source.

Drawings

FIG. 1 is a schematic diagram of a front view overall three-dimensional connection structure of the present utility model;

FIG. 2 is a schematic view of a three-dimensional connection structure of a detection box body, a support rod and an illumination light source in the utility model;

fig. 3 is a schematic view of the whole perspective connection structure in the lower view of the present utility model.

Reference numerals: 1. detecting a box body; 2. a gasket; 3. moving the opening; 4. an observation window; 5. a limit plugging plate; 6. pushing the handle; 7. a vacuum detection meter; 8. a vacuum generator; 9. a connecting pipe; 10. a compressed air source ball valve; 11. an air inlet pipe; 12. a support rod; 13. sealing a rubber pad; 14. an illumination light source; 15. a rubber pad is elastically plugged; 16. the ball is rotated.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

In describing embodiments of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "inner", "outer", "upper", etc. are directions or positional relationships based on those shown in the drawings, or those that are conventionally put in place when the inventive product is used, are merely for convenience of description and simplification of description, and are not indicative or implying that the apparatus or element in question must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

As shown in fig. 1-3, a vacuum box for detecting leakage of welding seam with simple use, including detecting box 1, detecting box 1 can adopt any one kind of vacuum detecting box that is commonly used in the prior art, detecting box 1's bottom is provided with the opening that is used for covering the welding seam, and fixed mounting has sealing washer 2 on detecting box 1's bottom opening lateral wall, sealing washer 2 that sets up can increase the sealed effect between detecting box 1 and the welding seam, install bracing piece 12 on detecting box 1's the lateral wall, and the one end fixed mounting of bracing piece 12 has illumination source 14, inlay on detecting box 1's the lateral wall and establish and install the rotation casing, and install the rotation ball 16 in the rotation casing rotation, bracing piece 12 grafting is installed and is set up in rotation ball 16, fixed mounting has sealing rubber pad 13 on rotation ball 16's the week lateral wall, and sealing rubber pad 13's edge fixed mounting is on detecting box 1's the lateral wall, can drive illumination source 14 in detecting box 1 internal adjustment position through bracing piece 12 and rotation ball 16 that sets up, thereby the inside condition of detecting box 1 is convenient under the condition of detecting.

Be provided with observation window 4 on the lateral wall of detection box 1, transparent window among the prior art has been seted up on the lateral wall of detection box 1 to observation window 4, and observation window 4 slides and sets up in moving opening 3, and fixed mounting has spacing shutoff board 5 on the lateral wall of one side of observation window 4, and spacing shutoff board 5 sets up in the outside of detection box 1, and spacing shutoff board 5 slides to support tightly on the lateral wall of detection box 1.

Fixed mounting has promotion handle 6 on the lateral wall of spacing shutoff board 5, and the fixed cover is equipped with the slipmat on the lateral wall of promotion handle 6, and the promotion handle 6 of setting can conveniently drive spacing shutoff board 5 and remove, fixed mounting has elasticity shutoff rubber pad 15 on the opposite side lateral wall of observation window 4, and the equal fixed mounting along limit of elasticity shutoff rubber pad 15 is on the inside wall of detection box 1, through setting up observation window 4 into movable, can conveniently adjust the position of observation window 4 to can conveniently carry out more careful observation to the condition of detecting the welding seam in the box 1.

The upper side wall of the detection box body 1 is fixedly provided with a vacuum detection table 7, the upper side wall of the detection box body 1 is fixedly provided with a vacuum generator 8, an air inlet of the vacuum generator 8 is provided with a compressed air source ball valve 10, the compressed air source ball valve 10 is communicated with an air inlet of the vacuum generator 8, an adapter 9 is fixedly arranged on the air inlet of the vacuum generator 8, the compressed air source ball valve 10 is communicated with the vacuum generator 8 through the adapter 9, and the vacuum generator 8 is not connected with the compressed air source ball valve 10 through the adapter 9, so that the assembly and the disassembly between the vacuum generator 8 and the compressed air source ball valve 10 can be facilitated, and one end of the compressed air source ball valve 10 is fixedly provided with an air inlet pipe 11.

To sum up: when a weld test is carried out, a certain amount of soapy water is coated on the weld, then the detection box body 1 is buckled on the weld, a compressed air source or an air compressor is communicated with a vacuum generator 8 by means of an air inlet pipe 11 and a compressed air source ball valve 10, then the interior of the detection box body 1 is pumped into a vacuum degree of about 55kPa by means of the vacuum generator 8, whether bubbles exist in the detection box body 1 or not is observed, if the bubbles exist, a mark is made for welding repair, after the detection is finished, the air source is closed, the pressure in the detection box body 1 can be restored to the atmospheric pressure, and the next section of weld detection is immediately carried out.

The previous description is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (6)

1. The utility model provides a use simple welding seam leak hunting vacuum box, its characterized in that, including detecting box (1), the bottom of detecting box (1) is provided with the opening that is used for covering the welding seam, and fixed mounting has sealing washer pad (2) on the bottom opening lateral wall of detecting box (1), be provided with observation window (4) on the lateral wall of detecting box (1), and the last lateral wall fixed mounting who detects box (1) has vacuum detection table (7), the last lateral wall fixed mounting who detects box (1) has vacuum generator (8), and the air inlet of vacuum generator (8) installs compressed air source ball valve (10), and compressed air source ball valve (10) and vacuum generator's (8) air inlet looks UNICOM sets up, the one end fixed mounting of compressed air source ball valve (10) has intake pipe (11).

2. The weld leakage detection vacuum box with simple use according to claim 1, wherein a movable opening (3) is formed in the side wall of the detection box body (1), the observation window (4) is slidably arranged in the movable opening (3), a limiting blocking plate (5) is fixedly arranged on one side wall of the observation window (4), the limiting blocking plate (5) is arranged on the outer side of the detection box body (1), the limiting blocking plate (5) is slidably abutted against the outer side wall of the detection box body (1), an elastic blocking rubber pad (15) is fixedly arranged on the other side wall of the observation window (4), and edges of the elastic blocking rubber pad (15) are fixedly arranged on the inner side wall of the detection box body (1).

3. The weld leakage detection vacuum box with simple use according to claim 2, wherein a pushing handle (6) is fixedly arranged on the side wall of the limiting plugging plate (5), and an anti-slip pad is fixedly sleeved on the side wall of the pushing handle (6).

4. The weld joint leakage detection vacuum box with simple use according to claim 1, wherein a connecting pipe (9) is fixedly arranged on an air inlet of the vacuum generator (8), and the compressed air source ball valve (10) is communicated with the vacuum generator (8) through the connecting pipe (9).

5. The weld leakage detection vacuum box with simple use according to claim 1, wherein a supporting rod (12) is installed on the side wall of the detection box body (1), and an illumination light source (14) is fixedly installed at one end of the supporting rod (12).

6. The weld joint leakage detection vacuum box with simple use according to claim 5, wherein a rotating shell is embedded and installed on the side wall of the detection box body (1), a rotating ball (16) is rotationally installed in the rotating shell, the supporting rod (12) is inserted and installed in the rotating ball (16), a sealing rubber pad (13) is fixedly installed on the peripheral side wall of the rotating ball (16), and the edge of the sealing rubber pad (13) is fixedly installed on the outer side wall of the detection box body (1).