CN210322176U - Multifunctional pipeline air tightness detection device - Google Patents
Multifunctional pipeline air tightness detection device Download PDFInfo
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- CN210322176U CN210322176U CN201921104207.8U CN201921104207U CN210322176U CN 210322176 U CN210322176 U CN 210322176U CN 201921104207 U CN201921104207 U CN 201921104207U CN 210322176 U CN210322176 U CN 210322176U
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Abstract
The utility model belongs to the technical field of pipeline processing checking tools, in particular to a multifunctional pipeline air tightness detection device, which comprises a telescopic structure and a pipeline to be detected, wherein the front end of the telescopic structure is provided with a telescopic rod, the front end of the telescopic structure is provided with a fixed plate, the fixed plate surface is connected with a movable plate through a bolt, the movable plate is in a ring structure, a rubber column concentric with the ring structure is arranged on the ring structure, the outer diameter of the rubber column is gradually reduced along the extending direction of the telescopic structure, a round hole is arranged in the middle of the rubber column, the free end of the telescopic rod is provided with a movable rubber plug, the movable rubber plug and the round hole are matched to form a piston structure, the diameter of one end of the outer part of the rubber column, which is close to the movable plate, is larger than the, low manufacturing cost and easy popularization.
Description
Technical Field
The utility model belongs to the technical field of utensil is examined in the pipe-line working, concretely relates to multi-functional pipeline gas tightness detection device.
Background
The stainless steel pipe is a hollow long-strip round steel material, and is mainly widely used for industrial conveying pipelines, mechanical structural parts and the like in petroleum, chemical industry, medical treatment, food, light industry, mechanical instruments and the like. In addition, since the steel sheet is light in weight when it is bent and has the same torsional strength, it is widely used for manufacturing machine parts and engineering structures. Also commonly used as furniture and kitchen ware, etc.
The stainless steel pipe needs to be bent and welded in the machining process, so that the machined stainless steel pipe cannot be completely ensured to be airtight, and the stainless steel pipe needs to be detected.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a multifunctional pipeline air tightness detection device, overcome the defects of the prior art, and solve the problems of large volume and high cost of the pipeline air tightness detection device in the prior art, an elastic piston device consisting of a rubber column and a movable rubber plug is arranged at the front end of a telescopic structure, a pipe orifice is inserted into the rubber column during detection, the pipeline is pumped by the retraction of the movable rubber plug, if the pipeline is air-tight, the interior is in a negative pressure state, so the rubber column and the pipe orifice are difficult to separate, and if the air is leaked, the pipe is easy to separate, thereby the air tightness of the pipeline is judged, the device has simple structure, low manufacturing cost and easy popularization, meanwhile, the movable rubber plug is internally provided with air holes and elastic rubber blocks, when the movable rubber plug moves towards the pipe orifice, the air pressure can open the rubber blocks, the air passes through the movable rubber plug, the rubber block is attached to the air holes, so that the movable rubber plug is sealed, and the air exhaust effect is achieved.
In order to solve the above problems, the utility model adopts the following technical proposal:
the utility model provides a multi-functional pipeline gas tightness detection device, includes extending structure and waits to detect the pipeline, the extending structure front end is equipped with the telescopic link, the extending structure front end is equipped with the fixed plate, there is the fly leaf through bolted connection on the fixed face, the fly leaf is the ring structure, be equipped with on the ring structure rather than endocentric rubber column, the outside diameter of rubber column diminishes along extending structure direction gradually, be equipped with the round hole in the middle of the rubber column, the telescopic link free end is equipped with movable rubber buffer, piston structure is constituteed with the round hole cooperation to movable rubber buffer, the outside one end diameter that is close to the fly leaf of rubber column is greater than and waits to detect pipeline mouth of pipe diameter, other end diameter and is less.
Further, the telescopic structure is a cylinder or an electric cylinder or a hydraulic cylinder.
Further, movable rubber buffer is cylindrical structure, movable rubber buffer and round hole interference fit.
Further, be equipped with in the middle of the fixed plate with telescopic link complex hole of stepping down, the telescopic link is the cylinder structure, hole, telescopic link, ring structure, rubber column and the round hole on the rubber column of stepping down are all concentric.
Further, a sealing ring is arranged between the movable plate and the fixed plate.
Further, be equipped with the bleeder vent on the activity rubber buffer, the bleeder vent is parallel with the telescopic link, the telescopic link includes gas pocket and mounting hole, the gas pocket diameter is less than the mounting hole diameter, gas pocket and mounting hole are concentric, the mounting hole is adjacent with the telescopic link, there is the screw thread post through threaded connection in the mounting hole, a point in directional gas pocket is equipped with the mounting panel on the screw thread post, the mounting panel is equipped with the block rubber through spring structure, the one end in the directional gas pocket of block rubber is half spherical structure, the block rubber passes through the spring structure extrusion top on the gas pocket, seals it.
Further, the side of the movable rubber plug is provided with an exhaust hole communicated with the mounting hole.
Compared with the prior art, the utility model, following beneficial effect has:
a multi-functional pipeline gas tightness detection device sets up the elastic piston device that comprises rubber column and movable rubber buffer at the extending structure front end, inserts the mouth of pipe on the rubber column when detecting, returns through movable rubber buffer and contracts and bleed to the pipeline, if the pipeline is airtight, inside becomes negative pressure state, consequently rubber column and mouth of pipe hardly break away from, if leak gas then break away from very easily to judge the gas tightness of pipeline, device simple structure, low in manufacturing cost easily promotes.
Drawings
Fig. 1 is a schematic structural diagram of a multifunctional pipeline airtightness detection device.
Fig. 2 is a schematic diagram of the internal structure of a multifunctional pipeline airtightness detection device.
Fig. 3 is an internal structure schematic view of the movable rubber plug.
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 work belong to the protection scope of the present invention.
As shown in the figure, a multi-functional pipeline gas tightness detection device, wait to detect pipeline 9 including extending structure 1, the extending structure front end is equipped with telescopic link 2, the extending structure front end is equipped with fixed plate 3, there is fly leaf 4 through bolted connection on the 3 faces of fixed plate, fly leaf 4 is the ring structure, be equipped with on the ring structure rather than endocentric rubber column 5, 5 outside diameters of rubber column diminish along extending structure extension direction gradually, be equipped with round hole 51 in the middle of the rubber column 5, 2 free ends of telescopic link are equipped with movable rubber buffer 6, piston structure is constituteed with the round hole cooperation to movable rubber buffer 6, 5 outside one end diameters that are close to the fly leaf of rubber column are greater than waiting to detect pipeline 9 mouth of pipe diameter, other end diameter is less than waiting to detect pipeline 9 mouth of pipe diameter.
Further, the telescopic structure is an air cylinder, an electric cylinder or a hydraulic cylinder; the movable rubber plug 6 is of a cylindrical structure 61 and is in interference fit with the round hole; the middle of the fixed plate is provided with a abdicating hole matched with the telescopic rod, the telescopic rod is of a cylindrical structure, and the abdicating hole, the telescopic rod, the circular ring structure, the rubber column and the circular hole on the rubber column are all concentric; and a sealing ring 7 is arranged between the movable plate and the fixed plate.
Further, the movable rubber plug is provided with an air hole, the air hole is parallel to the telescopic rod, the telescopic rod comprises an air hole 63 and a mounting hole 64, the diameter of the air hole 63 is smaller than that of the mounting hole 64, the air hole and the mounting hole are concentric, the mounting hole is adjacent to the telescopic rod, a threaded column 67 is connected in the mounting hole 64 through threads, a mounting plate 66 is arranged at one point of the threaded column 67, which points to the air hole, a rubber block 65 is arranged on the mounting plate through a spring structure, one end of the rubber block 65, which points to the air hole, is of a hemispherical structure, and the rubber block is extruded to abut against the air hole through the spring structure to; and an exhaust hole 68 communicated with the mounting hole is formed in the side of the movable rubber plug.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented 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.
Claims (7)
1. The utility model provides a multi-functional pipeline gas tightness detection device, includes extending structure and waits to detect the pipeline, the extending structure front end is equipped with telescopic link, its characterized in that: the utility model discloses a telescopic structure, including telescopic structure, fixed face, telescopic structure, rubber column outside diameter, telescopic structure front end is equipped with the fixed plate, there is the fly leaf through bolted connection on the fixed face, the fly leaf is the ring structure, be equipped with rather than endocentric rubber column in the ring structure, rubber column outside diameter diminishes along telescopic structure extending direction gradually, be equipped with the round hole in the middle of the rubber column, the telescopic link free end is equipped with movable rubber buffer, piston structure is constituteed with the round hole cooperation to movable rubber buffer, the outside one end diameter that is close to the fly leaf of rubber column is greater than to.
2. The multifunctional pipeline airtightness detection apparatus according to claim 1, wherein: the telescopic structure is a cylinder or an electric cylinder or a hydraulic cylinder.
3. The multifunctional pipeline airtightness detection apparatus according to claim 1, wherein: the movable rubber plug is of a cylindrical structure and is in interference fit with the round hole.
4. The multifunctional pipeline airtightness detection apparatus according to claim 1, wherein: the middle of the fixed plate is provided with a stepping hole matched with the telescopic rod, the telescopic rod is of a cylindrical structure, and the stepping hole, the telescopic rod, the circular ring structure, the rubber column and the round hole in the rubber column are concentric.
5. The multifunctional pipeline airtightness detection apparatus according to claim 1, wherein: and a sealing ring is arranged between the movable plate and the fixed plate.
6. The multifunctional pipeline airtightness detection apparatus according to claim 3, wherein: be equipped with the bleeder vent on the activity rubber buffer, the bleeder vent is parallel with the telescopic link, the telescopic link includes gas pocket and mounting hole, the gas pocket diameter is less than the mounting hole diameter, gas pocket and mounting hole are concentric, the mounting hole is adjacent with the telescopic link, there is the screw thread post through threaded connection in the mounting hole, a point in directional gas pocket is equipped with the mounting panel on the screw thread post, the mounting panel is equipped with the block rubber through spring structure, the one end in the directional gas pocket of block rubber is hemispherical structure, the block rubber pushes up on the gas pocket through spring structure extrusion, seals it.
7. The multifunctional pipeline airtightness detection apparatus according to claim 6, wherein: and an exhaust hole communicated with the mounting hole is formed in the side of the movable rubber plug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921104207.8U CN210322176U (en) | 2019-07-15 | 2019-07-15 | Multifunctional pipeline air tightness detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921104207.8U CN210322176U (en) | 2019-07-15 | 2019-07-15 | Multifunctional pipeline air tightness detection device |
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| Publication Number | Publication Date |
|---|---|
| CN210322176U true CN210322176U (en) | 2020-04-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921104207.8U Active CN210322176U (en) | 2019-07-15 | 2019-07-15 | Multifunctional pipeline air tightness detection device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110426154A (en) * | 2019-07-15 | 2019-11-08 | 合肥和瑞机械制造有限公司 | A kind of multifunctional pipe air-tightness detection device |
| CN112254882A (en) * | 2020-10-25 | 2021-01-22 | 刘巨光 | Rubber hose water tightness test equipment |
-
2019
- 2019-07-15 CN CN201921104207.8U patent/CN210322176U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110426154A (en) * | 2019-07-15 | 2019-11-08 | 合肥和瑞机械制造有限公司 | A kind of multifunctional pipe air-tightness detection device |
| CN112254882A (en) * | 2020-10-25 | 2021-01-22 | 刘巨光 | Rubber hose water tightness test equipment |
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