CN212513477U

CN212513477U - Tightness tester

Info

Publication number: CN212513477U
Application number: CN202021350196.4U
Authority: CN
Inventors: 何秀凯; 王文俊; 胡佳俊
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-10
Filing date: 2020-07-10
Publication date: 2021-02-09
Anticipated expiration: 2030-07-10

Abstract

The utility model discloses a tightness tester, which comprises a tester, a testing barrel and a barrel cover, wherein the testing barrel is arranged on a mounting groove arranged on the top surface of the tester; the barrel cover is hermetically assembled at the opening of the testing barrel and is connected with the tester through an air pipe, a supporting column is arranged on the end face of the barrel cover facing the interior of the testing barrel in a downward extending mode, and a placing plate is assembled on the bottom face of the supporting column; the upper end face of the placing plate is connected with a fixing column, a pressing plate is movably assembled through the fixing column, an elastic piece is sleeved at a position, located above the pressing plate, of the fixing column, and a limiting block used for preventing the elastic piece from being separated from the fixing column is installed at the top end of the fixing column. The utility model provides a problem that the measured object can not whole dip in liquid, guaranteed test result's accuracy.

Description

Tightness tester

Technical Field

The utility model relates to an air tightness detection device technical field especially relates to a leakproofness tester.

Background

At present, flexible packaging bags (such as plastic bags) are more and more commonly used, the sealing requirement on the closed flexible packaging bags is higher and higher, and the detection of the sealing performance of the closed flexible packaging bags is more and more necessary. The traditional detection method is mainly observed by naked eyes, but the efficiency of the naked eye observation is low, and the detection precision is not high. Some detection methods judge whether leakage exists by introducing gas into a sealed flexible packaging bag and observing pressure drop in the flexible packaging bag, and the method is more accurate than the traditional visual observation, but has the problems that the flexible packaging bag is damaged, and if the pressure of the gas is too high, the flexible packaging bag is broken, so that the detection is influenced.

CN108267277A discloses a device and a method for detecting air leakage of a packaging bag, which can detect the air tightness of the packaging bag and achieve the purpose of detecting the compressive strength of the packaging bag to be detected under the coordination of the air in the packaging bag and the external water environment, but there is no structure for fixing the object to be detected, and the object to be detected can float due to the stress, so that the object to be detected can not be completely immersed in the liquid, thereby affecting the test result.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving the technical problem that the above-mentioned exists to a certain extent, provide a leakproofness tester, solved the problem that the measured object can not whole dip in liquid, guarantee the accuracy of test result.

The utility model provides a technical scheme that its technical problem adopted is: the sealing performance tester comprises a tester, a testing barrel and a barrel cover, wherein the testing barrel is arranged on an installation groove formed in the top surface of the tester; the barrel cover is hermetically assembled at the opening of the testing barrel and is connected with the tester through an air pipe, a supporting column is arranged on the end face of the barrel cover facing the interior of the testing barrel in a downward extending mode, and a placing plate is assembled on the bottom face of the supporting column; the upper end face of the placing plate is connected with a fixing column, a pressing plate is movably assembled through the fixing column, an elastic piece is sleeved at a position, located above the pressing plate, of the fixing column, and a limiting block used for preventing the elastic piece from being separated from the fixing column is installed at the top end of the fixing column.

The utility model discloses the activity is equipped with the clamp plate on placing the support column that the board set up in the embodiment, makes and places the space that forms between board and the clamp plate and can be used for placing the measured object, and the clamp plate atress moves up when putting into the measured object, and the measured object is placed the back, thereby the clamp plate receives the deformation power of elastic component and moves down the tight measured object in top, avoids the measured object come-up, has solved the problem that the measured object can not whole dip in liquid, guarantees the accuracy of test result.

In some preferred embodiments, the placing plate is provided with a first positioning protrusion which is assembled with the supporting column and is in interference fit with the supporting column, and the outside of the placing plate is provided with a bolt which penetrates through the supporting column and the first positioning protrusion. So, install the support column on placing the board through interference fit's mode, liquid when avoiding using the bolt fastening influences that cause behind the corruption of bolt, can prevent simultaneously through the bolt that the support column breaks away from first location arch.

In some preferred embodiments, the placing plate is provided with a second positioning protrusion for assembling the fixing column on the upper end face, and the fixing column is in interference fit and clamped on the second positioning protrusion. Therefore, the screw fixing connection is not adopted, and the adaptability in liquid during use is improved.

In certain preferred embodiments, the pressing plate is assembled with the end surfaces of the fixing columns, and the tops are distributed in an array at positions between the fixing columns. Therefore, when the measured object floats, the measured object is contacted with the top head, and the measured object can be uniformly stressed.

In certain preferred embodiments, the fixing columns are provided with three fixing columns and distributed in a triangular shape. Therefore, the triangular distribution can ensure the stability of the pressure plate when the pressure plate rises.

In some preferred embodiments, the placing plate and the pressing plate are distributed with water leakage holes in an array. So, water can flow from leaking the hole when inside pressurized, avoids placing board and clamp plate and receives the resistance of water.

Compared with the prior art, the beneficial effects are that: the utility model discloses the activity is equipped with the clamp plate on placing the support column that the board set up in the embodiment, makes and places the space that forms between board and the clamp plate and can be used for placing the measured object, and the clamp plate atress moves up when putting into the measured object, and the measured object is placed the back, thereby the clamp plate receives the deformation power of elastic component and moves down the tight measured object in top, avoids the measured object come-up, has solved the problem that the measured object can not whole dip in liquid, guarantees the accuracy of test result.

While additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is an assembly view of the leak tester of the present invention;

fig. 2 is the internal structure diagram of the tightness tester of the present invention.

Description of the drawings: 1. a tester; 2. a testing barrel; 3. a barrel cover; 4. a support pillar; 5. placing the plate; 6. fixing a column; 7. pressing a plate; 8. an elastic member; 9. a limiting block; 10. a first positioning projection; 11. a bolt; 12. and a second positioning projection.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.

In the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention; the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the utility model can be understood in specific cases to those of ordinary skill in the art.

The utility model discloses at the concrete implementation as follows: the tightness tester shown in fig. 1-2 comprises a tester 1, a testing barrel 2 and a barrel cover 3, wherein the testing barrel 3 is arranged on an installation groove arranged on the top surface of the tester 1; the barrel cover 3 is hermetically assembled at the opening of the testing barrel 2 and is connected with the tester 1 through an air pipe, a supporting column 4 is extended downwards from the end surface of the barrel cover 3 facing the interior of the testing barrel 2, and a placing plate 5 is assembled on the bottom surface of the supporting column 4; the upper end face of the placing plate 5 is connected with a fixing column 6, a pressing plate 7 is movably assembled through the fixing column 6, an elastic piece 8 is sleeved at a position, above the pressing plate 7, of the fixing column 6, and a limiting block 9 used for preventing the elastic piece 8 from being separated from the top end of the fixing column 6.

The utility model discloses the activity is equipped with clamp plate 7 on placing support column 4 that board 5 set up in the embodiment, makes and places and form the space that can be used for placing the measured object between board 5 and the clamp plate 7, and clamp plate 7 atress shifts up when putting into the measured object, and the measured object is placed the back, thereby clamp plate 7 receives the deformation power of elastic component 8 and shifts down the tight measured object in top, avoids the measured object come-up, has solved the problem that the measured object can not whole dip in liquid, guarantees the accuracy of test result.

In this embodiment, the placing plate 5 is provided with a first positioning protrusion 10 assembled with the supporting column 4 and in interference fit with the supporting column, and the outside of the placing plate 5 is provided with a bolt 11 penetrating through the supporting column 4 and the first positioning protrusion 10. So, install support column 4 on placing board 5 through interference fit's mode, the influence that causes after the corruption of liquid to the bolt when avoiding using the bolt fastening can prevent through bolt 11 simultaneously that support column 4 from breaking away from first location arch 10.

In this embodiment, place board 5 up end and be equipped with the protruding 12 of second location that is used for assembling fixed column 6, fixed column 6 interference fit and chucking are on second location is protruding 12. Therefore, the screw fixing connection is not adopted, and the adaptability in liquid during use is improved.

In this embodiment, the pressing plate 7 is assembled with the end surfaces of the fixing columns 6, and the ejection heads are distributed at positions between the fixing columns 6 in an array manner. Therefore, when the measured object floats, the measured object is contacted with the top head, and the measured object can be uniformly stressed.

In this embodiment, the fixing posts 6 are provided with three fixing posts and are distributed in a triangle. Thus, the triangular distribution can ensure stability when the pressing plate 7 is raised.

In this embodiment, water leakage holes are distributed in the placing plate 5 and the pressing plate 7 in an array manner. Thus, water flows from the water leakage hole when the interior is pressed, and the resistance of the placing plate 5 and the pressing plate 7 to water is avoided.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a leakproofness tester, includes tester, test bucket and bung, its characterized in that: the test barrel is arranged on a mounting groove arranged on the top surface of the tester; the barrel cover is hermetically assembled at the opening of the testing barrel and is connected with the tester through an air pipe, a supporting column is arranged on the end face of the barrel cover facing the interior of the testing barrel in a downward extending mode, and a placing plate is assembled on the bottom face of the supporting column; the upper end face of the placing plate is connected with a fixing column, a pressing plate is movably assembled through the fixing column, an elastic piece is sleeved at a position, located above the pressing plate, of the fixing column, and a limiting block used for preventing the elastic piece from being separated from the fixing column is installed at the top end of the fixing column.

2. A leak tightness tester according to claim 1, wherein: the placing plate is provided with a first positioning bulge which is assembled with the supporting column and is in interference fit with the supporting column, and the outside of the placing plate is provided with a bolt which penetrates through the supporting column and the first positioning bulge.

3. A leak tightness tester according to claim 1, wherein: the upper end face of the placing plate is provided with a second positioning protrusion for assembling a fixing column, and the fixing column is in interference fit and clamped on the second positioning protrusion.

4. A leak tightness tester according to claim 1, wherein: and the pressing plate is assembled on the end surfaces of the fixing columns, and the pushing heads are distributed at positions among the fixing columns in an array manner.

5. A leak tightness tester according to claim 1, wherein: the fixing columns are provided with three fixing columns which are distributed in a triangular shape.

6. A leak tightness tester according to claim 1, wherein: and water leakage holes are distributed on the placing plate and the pressing plate in an array manner.