CN207935573U - Tube body action pressure-testing joint - Google Patents
Tube body action pressure-testing joint Download PDFInfo
- Publication number
- CN207935573U CN207935573U CN201820307707.0U CN201820307707U CN207935573U CN 207935573 U CN207935573 U CN 207935573U CN 201820307707 U CN201820307707 U CN 201820307707U CN 207935573 U CN207935573 U CN 207935573U
- Authority
- CN
- China
- Prior art keywords
- tube body
- feed pipe
- measured
- action pressure
- testing joint
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The utility model provides a kind of tube body action pressure-testing joint, it is related to pipeline pressure test technical field, for tube body to be measured, including feed pipe, the elasticity closure for being sheathed on feed pipe periphery and the expansion sealing assemblies for being sheathed on feed pipe periphery to be supplied water and blocked into tube body to be measured.Tube body action pressure-testing joint provided by the utility model, the front end periphery that elasticity closure is set to feed pipe is abutted with the formation of the inner wall of tube body to be measured, in the rear side that elasticity blocks using the form that can form the expansion sealing assemblies abutted with the inner wall of tube body to be measured by expanding, with feeding of the water into tube body to be measured in feed pipe, pressure constantly it is increased in the case of, expansion sealing assemblies are firmly combined with tube body to be measured, it can effectively ensure that during pressure testing, elasticity blocks the positional stability in tube body to be measured, the abjection that elasticity caused by avoiding hydraulic pressure excessive blocks, and then ensure being smoothed out for pressure testing operation, the safety of operation is also ensured simultaneously.
Description
Technical field
The utility model belongs to pipeline pressure test technical field, is to be related to a kind of tube body action pressure-testing joint more specifically.
Background technology
Nowadays, heat exchanger is more and more used in oil refining, chemical industry and field of food, heat exchanger is in production
Heater, condenser, evaporator etc. is can be used as to be widely used.And the heat exchanger tube of the most important part as heat exchanger,
The quality of leakproofness is directly related to the quality of heat exchanger overall performance.So to carry out 100% by root after heat exchanger tube docking
Pressure testing, but due in test process hydraulic pressure it is excessive, on the one hand the case where often causing the closure of tube body end to fall off, influences
Test process is smoothed out, and can also operating personnel be caused with certain injury when serious, is unfavorable for improving working efficiency, also not
Conducive to the safety of guarantee test.
Utility model content
The purpose of this utility model is to provide a kind of tube body action pressure-testing joints, are tried with solving tube body existing in the prior art
Sealing difficulty is big during pressure, blocks the technical issues of being easy to fall off.
To achieve the above object, the technical solution adopted in the utility model is：A kind of tube body action pressure-testing joint is provided, for
It supplies water in tube body to be measured and blocks tube body to be measured, include feed pipe for supplying water into tube body to be measured, be sheathed on outside feed pipe
Week and the elasticity for being used to abut with the inner wall of tube body block and are sheathed on feed pipe periphery and is used to abut with the inner wall of tube body
Expansion sealing assemblies, expansion sealing assemblies are located at the inlet of tube body to be measured, and elasticity, which blocks, to be located on front side of expansion sealing assemblies.
As further optimization, expansion sealing assemblies include the taper sheath for being sheathed on feed pipe periphery, are set to taper
It covers outside and is used for the expansion sleeve along taper sheath axial movement and reducing and is set to feed pipe periphery and is used for from expansion sleeve
Rear pushes the first nut that expansion sleeve moves forward, and the first nut is threadedly coupled with feed pipe, and the outer diameter of taper sheath is from backward
Before be gradually reduced.
As further optimization, expansion sleeve includes several arc nest plates and setting around the setting of taper sheath axis
In several nest plate peripheries and for the elastic ring for several nest plates of holding with a firm grip.
As further optimization, the periphery of nest plate is equipped with the anti-slip tank for accommodating elastic ring.
As further optimization, be additionally provided between the first nut and expansion sleeve be sheathed on feed pipe periphery and for pushing up
Push away the thrust plate of expansion sleeve, thrust plate and feed pipe clearance fit.
As further optimization, there are two thrust plate is set.
As further optimization, elasticity block include inner wall is abutted with feed pipe stifled circle, be set to block up enclose on front side of
It first backing plate, the second backing plate for being set to stifled circle rear side and is set on front side of the first backing plate and for holding out against the first backing plate
Two nuts, the second nut are threadedly coupled with feed pipe.
As further optimization, blocks up circle and be interference fitted with tube body.
As further optimization, it is rubber material component to block up circle.
The advantageous effect of tube body action pressure-testing joint provided by the utility model is：Tube body pressure testing provided by the utility model connects
Head, the front end periphery that elasticity closure is set to feed pipe is abutted with the formation of the inner wall of tube body to be measured, in the rear side that elasticity blocks
Using the form that can form the expansion sealing assemblies abutted with the inner wall of tube body to be measured by expanding, with water in feed pipe
In the case of feeding, pressure into tube body to be measured are constantly increased, expansion sealing assemblies are firmly combined with tube body to be measured, Neng Gouyou
Effect ensures that during pressure testing, elasticity blocks the positional stability in tube body to be measured, elastic caused by avoiding hydraulic pressure excessive
The abjection of closure, and then ensure being smoothed out for pressure testing operation, while also ensuring the safety of operation.
Description of the drawings
It, below will be to embodiment or the prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is only that this practicality is new
Some embodiments of type for those of ordinary skill in the art without having to pay creative labor, can be with
Obtain other attached drawings according to these attached drawings.
Fig. 1 is the schematic cross-sectional view for the tube body action pressure-testing joint use state that the utility model embodiment provides；
Fig. 2 is the main structure diagram of tube body action pressure-testing joint and feed pipe that the utility model embodiment provides；
Fig. 3 is the schematic cross-sectional view of A-A in the utility model embodiment Fig. 2；
Wherein, each reference numeral in figure：
100- feed pipes；200- elasticity blocks；The stifled circles of 210-；The first backing plates of 220-；The second backing plates of 230-；The second spiral shells of 240-
It is female；300- expansion sealing assemblies；310- taper sheaths；320- expansion sleeves；321- nest plates；322- elastic rings；323- anti-slip tanks；330-
First nut；340- thrust plates；500- tube bodies.
Specific implementation mode
In order to make technical problem to be solved in the utility model, technical solution and advantageous effect be more clearly understood, with
Lower combination accompanying drawings and embodiments, the present invention will be further described in detail.It should be appreciated that specific reality described herein
It applies example to be only used to explain the utility model, is not used to limit the utility model.
It should be noted that when element is referred to as " being fixed on " or " being set to " another element, it can be directly another
On one element or it is connected on another element.When an element is known as " being connected to " another element, it can
To be directly to another element or be indirectly connected on another element.
It is to be appreciated that term " length ", " width ", "upper", "lower", "front", "rear", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "top", "bottom" "inner", "outside" is that orientation based on ... shown in the drawings or position are closed
System, is merely for convenience of describing the present invention and simplifying the description, does not indicate or imply the indicated device or element is necessary
With specific orientation, with specific azimuth configuration and operation, therefore should not be understood as limiting the present invention.
In addition, term " first ", " second " are used for description purposes only, it is not understood to indicate or imply relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more this feature.The meaning of " plurality " is two or two in the description of the present invention,
More than, unless otherwise specifically defined.
Also referring to Fig. 1 to Fig. 3, now tube body action pressure-testing joint provided by the utility model is illustrated.Tube body pressure testing
Connector includes the confession for supplying water into tube body 500 to be measured for tube body 500 to be measured to be supplied water and blocked into tube body 500 to be measured
Water pipe 100, the elasticity for being sheathed on 100 periphery of feed pipe and being used to abut with the inner wall of tube body 500 block 200 and are sheathed on confession
100 periphery of water pipe and the expansion sealing assemblies 300 for being used to abut with the inner wall of tube body 500, expansion sealing assemblies 300 are located to be measured
The inlet of tube body 500, elasticity block 200 and are located at 300 front side of expansion sealing assemblies.
Tube body action pressure-testing joint provided by the utility model, compared with prior art, tube body pressure testing provided by the utility model
Elasticity is blocked the front end periphery that 200 are set to feed pipe 100 and is abutted with the formation of the inner wall of tube body 500 to be measured, in elasticity by connector
The rear side for blocking 200 uses the shape that the expansion sealing assemblies 300 abutted with the inner wall of tube body 500 to be measured can be formed by expanding
Formula, with feeding of the water in feed pipe 100 into tube body to be measured, the pressure in tube body 500 constantly increases, expansion sealing assemblies
300 are firmly combined with tube body 500 to be measured, can effectively ensure that during pressure testing, and elasticity blocks 200 in tube body 500 to be measured
In positional stability, caused by avoiding hydraulic pressure excessive elasticity block abjection, and then ensure pressure testing operation be smoothed out, together
When also ensure the safety of operation.
As further optimization, also referring to Fig. 1 to Fig. 3, as tube body action pressure-testing joint provided by the utility model
A kind of specific implementation mode, expansion sealing assemblies 300 include be sheathed on 100 periphery of feed pipe taper sheath 310, be set to cone
On the outside of shape set 310 and for moving axially the simultaneously expansion sleeve 320 of reducing along taper sheath 310 and being set to 100 periphery of feed pipe
And for pushing the first nut 330 that expansion sleeve 320 moves forward, the first nut 330 and feed pipe from 320 rear of expansion sleeve
100 are threadedly coupled, and the outer diameter of taper sheath 310 is gradually reduced from back to front.Taper sheath 310 combines setting for the expansion sleeve 320 of periphery
The outer diameter of expansion sleeve 320 can be driven gradually while the first nut 330 is screwed in the larger outer diameter side of taper sheath 310 by setting
Increase, until achieving the effect that tightly to abut with the inner wall of tube body 500, blocking 200 to elasticity has good supporting role, keeps away
Exempt from elasticity and block to deviate from from tube body 500 under 200 early higher hydraulic pressure effects, ensures being smoothed out for test.
As further optimization, also referring to Fig. 2 to Fig. 3, as tube body action pressure-testing joint provided by the utility model
A kind of specific implementation mode, expansion sleeve 320 include several around 310 axis of taper sheath setting arc nest plate 321 and
It is set to several 321 peripheries of nest plate and for the elastic ring 322 for several nest plates 321 of holding with a firm grip.Expansion sleeve 320 uses multiple arcs
The form of shape nest plate 321 can easily realize the gradually expansion of 320 outer diameter of entire expansion sleeve, while the setting of elastic ring 322
Multiple nest plates 321 can also tentatively be fixed, the position of the nest plate 321 during outer diameter swells is avoided to move, be ensured entire
The axle center of expansion sleeve 320 and taper sheath 310 overlaps.
As further optimization, also referring to Fig. 1 to Fig. 3, as tube body action pressure-testing joint provided by the utility model
A kind of specific implementation mode, the periphery of nest plate 321 is equipped with the anti-slip tank 323 for accommodating elastic ring 322.Anti-slip tank 323
Be arranged so that elastic ring 322 is stablized positioned at the periphery of multiple nest plates 321, improve the stability to 321 position restriction of nest plate.
As further optimization, also referring to Fig. 1 to Fig. 3, as tube body action pressure-testing joint provided by the utility model
A kind of specific implementation mode, be additionally provided between the first nut 330 and expansion sleeve 320 be sheathed on 100 periphery of feed pipe and use
In the thrust plate 340 of pushing tow expansion sleeve 320, thrust plate 340 and 100 clearance fit of feed pipe.First nut 330 and expansion sleeve
First nut, 330 precession is avoided in the process to the generation of the end face of expansion sleeve 320 using 340 one side of thrust plate between 320
The effect of power causes the position changing of the relative positions between nest plate 321, at the same can also effective balanced first nut 330 jacking force, realize pair
The effect of the end face of expansion sleeve 320 integrally to exert a force.
As further optimization, also referring to Fig. 1 to Fig. 3, as tube body action pressure-testing joint provided by the utility model
A kind of specific implementation mode, there are two thrust plate 340 is set.Thrust plate 340 is set as two, can effectively disperse the first spiral shell
The jacking force of mother 330, avoids the local deformation caused by intensity is excessive of thrust plate 340.
As further optimization, also referring to Fig. 1 to Fig. 3, as tube body action pressure-testing joint provided by the utility model
A kind of specific implementation mode, elasticity block 200 include inner wall is abutted with feed pipe 100 stifled circle 210, be set to block up enclose 210
First backing plate 220 of front side is set to stifled the second backing plate 230 for enclosing 210 rear sides and is set to 220 front side of the first backing plate and uses
In the second nut 240 for holding out against the first backing plate 220, the second nut 240 is threadedly coupled with feed pipe 100.Elasticity blocks 200 and confession
It is interference fit between water pipe 100 and tube body 500, there is certain elasticity since elasticity blocks 200, so axially two
Endface is respectively set the first backing plate 220 and the second backing plate 230 and is made to its end face to avoid the second nut 240 and tap web set 310
At extruding, and then influence sealing effect.
As further optimization, also referring to Fig. 1 to Fig. 3, as tube body action pressure-testing joint provided by the utility model
A kind of specific implementation mode, block up circle 210 with tube body 500 be interference fitted.It blocks between 210 and tube body 500 as interference fit
Good sealing function can be played, there is certain elasticity due to blocking 310, so pipe should be slightly more than by blocking 210 outer diameter
The internal diameter of body 500.
As further optimization, as a kind of specific implementation mode of tube body action pressure-testing joint provided by the utility model,
Stifled circle 210 is rubber material component.It blocks 210 to need to use elastic material, to realize, good sealing is made between tube body 500
With in order to reduce cost, and so using rubber material component in terms of guarantee materials.
Elasticity closure is set to the front end periphery of feed pipe and waits for test tube by tube body action pressure-testing joint provided by the utility model
The inner wall of body, which is formed, to abut, the rear side that elasticity blocks using can by expand formed abutted with the inner wall of tube body to be measured it is swollen
The form of swollen seal assembly, in feed pipe feeding of the water into tube body to be measured, pressure it is constantly increased in the case of, expansion
Seal assembly is firmly combined with tube body to be measured, can effectively ensure that during pressure testing, and elasticity blocks in tube body to be measured
Positional stability, the abjection that elasticity caused by avoiding hydraulic pressure excessive blocks, and then ensure being smoothed out for pressure testing operation, while
It ensure that the safety of operation.
The above is only the preferred embodiments of the present utility model only, is not intended to limit the utility model, all in this practicality
All any modification, equivalent and improvement etc., should be included in the guarantor of the utility model made by within novel spirit and principle
Within the scope of shield.
Claims (9)
1. tube body action pressure-testing joint, for supplying water into tube body to be measured (500) and blocking tube body to be measured (500), it is characterised in that：Packet
The feed pipe (100) for supplying water into tube body to be measured (500) is included, the feed pipe (100) periphery is sheathed on and is used for and institute
State tube body (500) inner wall abut elasticity block (200) and be sheathed on the feed pipe (100) periphery and for it is described
The expansion sealing assemblies (300) that the inner wall of tube body (500) abuts, the expansion sealing assemblies (300) are located at the tube body to be measured
(500) inlet, the elasticity block (200) and are located on front side of the expansion sealing assemblies (300).
2. tube body action pressure-testing joint as described in claim 1, it is characterised in that：The expansion sealing assemblies (300) include being arranged
In the feed pipe (100) periphery taper sheath (310), be set on the outside of the taper sheath (310) and for along the taper
Set (310) moves axially the simultaneously expansion sleeve (320) of reducing and is set to the feed pipe (100) periphery and is used for from described swollen
Expansion set (320) rear pushes the first nut (330) that the expansion sleeve (320) moves forward, first nut (330) and institute
Feed pipe (100) threaded connection is stated, the outer diameter of the taper sheath (310) is gradually reduced from back to front.
3. tube body action pressure-testing joint as claimed in claim 2, it is characterised in that：The expansion sleeve (320) includes that several are surrounded
The arc nest plate (321) and be set to several described nest plate (321) peripheries and be used for that taper sheath (310) axis is arranged
It holds with a firm grip the elastic rings (322) of several nest plates (321).
4. tube body action pressure-testing joint as claimed in claim 3, it is characterised in that：The periphery of the nest plate (321) is equipped with for holding
Receive the anti-slip tanks (323) of the elastic ring (322).
5. tube body action pressure-testing joint as claimed in claim 2, it is characterised in that：First nut (330) and the expansion sleeve
(320) be additionally provided between be sheathed on the feed pipe (100) periphery and for the thrust plate of expansion sleeve (320) described in pushing tow
(340), the thrust plate (340) and the feed pipe (100) clearance fit.
6. tube body action pressure-testing joint as claimed in claim 5, it is characterised in that：There are two the thrust plate (340) sets.
7. tube body action pressure-testing joint as described in claim 1, it is characterised in that：It includes inner wall and institute that the elasticity, which blocks (200),
It states the stifled circle (210) of feed pipe (100) abutting, the first backing plate (220) being set on front side of the stifled circle (210), be set to institute
It states the second backing plate (230) on rear side of stifled circle (210) and is set on front side of first backing plate (220) and for holding out against described the
The second nut (240) of one backing plate (220), second nut (240) are threadedly coupled with the feed pipe (100).
8. tube body action pressure-testing joint as claimed in claim 7, it is characterised in that：The stifled circle (210) and the tube body (500) mistake
It is full of cooperation.
9. tube body action pressure-testing joint as claimed in claim 7, it is characterised in that：The stifled circle (210) is rubber material component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820307707.0U CN207935573U (en) | 2018-03-06 | 2018-03-06 | Tube body action pressure-testing joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820307707.0U CN207935573U (en) | 2018-03-06 | 2018-03-06 | Tube body action pressure-testing joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207935573U true CN207935573U (en) | 2018-10-02 |
Family
ID=63654087
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820307707.0U Expired - Fee Related CN207935573U (en) | 2018-03-06 | 2018-03-06 | Tube body action pressure-testing joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207935573U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114165016A (en) * | 2021-04-03 | 2022-03-11 | 周桂香 | Leveling structure for epoxy gold grindstone terrace base |
| CN115824514A (en) * | 2023-02-15 | 2023-03-21 | 融越医疗科技(江苏)有限公司 | Medical instrument gas tightness testing arrangement |
-
2018
- 2018-03-06 CN CN201820307707.0U patent/CN207935573U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114165016A (en) * | 2021-04-03 | 2022-03-11 | 周桂香 | Leveling structure for epoxy gold grindstone terrace base |
| CN115824514A (en) * | 2023-02-15 | 2023-03-21 | 融越医疗科技(江苏)有限公司 | Medical instrument gas tightness testing arrangement |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207935573U (en) | Tube body action pressure-testing joint | |
| CN209926928U (en) | Sleeve type heat exchanger | |
| CN209458560U (en) | A kind of compensator convenient for connection | |
| CN207213463U (en) | Polyethylene pipe workpiece for water supply connector | |
| CN203517102U (en) | Flexible pipe connector | |
| CN216201328U (en) | Leak-proof cutting sleeve type copper pipe joint | |
| CN206965280U (en) | The two-way docking facilities of axle sleeve type based on metal filter bag | |
| CN209444961U (en) | A kind of buffer compensator | |
| CN206988789U (en) | A kind of adapter assembly of the flat transverse tube of oil | |
| CN210600640U (en) | Novel water ripple pipe connector is closed in leak protection | |
| CN203559177U (en) | Fluid circulation roller device of chemical fiber equipment | |
| CN209484114U (en) | A kind of structure enhancing expansion bend sealing performance | |
| CN209557826U (en) | A kind of seamless steel pipe convenient for connection | |
| CN205503031U (en) | Adapter sleeve for oil drilling | |
| CN207848687U (en) | A kind of double flange limiting compensating joints | |
| CN207112163U (en) | Connect sleeve and high temperature rotary joint | |
| CN204313687U (en) | A kind of laterally outer half tubular construction of horizontal vessel | |
| CN207170562U (en) | Plug device | |
| CN206130358U (en) | Connection structure of pipeline is moulded to lining fluorine | |
| CN202100709U (en) | Water inlet and outlet sealing device | |
| CN205504291U (en) | Flaring connects core | |
| CN216242912U (en) | Axial type ripple expansion joint | |
| CN204512707U (en) | Self-packing pipe coupling | |
| CN214789685U (en) | High-applicability stainless steel cone sealed pipe joint | |
| CN218818717U (en) | Chemical pipeline leakage-proof connecting structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181002 Termination date: 20200306 |