CN201464124U - Enclosed positioning device for pressure testing of steel pipe - Google Patents
Enclosed positioning device for pressure testing of steel pipe Download PDFInfo
- Publication number
- CN201464124U CN201464124U CN2009200168628U CN200920016862U CN201464124U CN 201464124 U CN201464124 U CN 201464124U CN 2009200168628 U CN2009200168628 U CN 2009200168628U CN 200920016862 U CN200920016862 U CN 200920016862U CN 201464124 U CN201464124 U CN 201464124U
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- pressure
- roof pressure
- pressure body
- measuring
- steel tube
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Abstract
The utility model provides an enclosed positioning device for pressure testing of a steel pipe, The enclosed positioning device is characterized in that: the enclosed positioning device comprises a high-pressure joint (1), a stop valve (2), an adjusting nut pipe joint (3), an adjusting nut (7), a guide shaft (8), a jack (9), a supporting seat (10), a fixed end jacking and pressing body (13), a position-limiting plate (14), and a movable end jacking and pressing body (15); the high-pressure joint (1), the stop valve (2), the pipe joint (3) and the fixed end jacking and pressing body (13) are sequentially connected; the movable end jacking and pressing body (15), the adjusting nut (7), the guide shaft (8) and the position-limiting plate (14) are sequentially connected; and the jack (9) is fixed between the position-limiting plate (14) and the movable end jacking and pressing body (15). The enclosed positioning device solves the following problems: an expander can jump out when the present high-pressure steel pipe is in pressure testing, water leakage occurs at the sealing position, the pressing of the high-pressure pipe needs seal welding and cutting-off, the pressure testing efficiency of single steel pipe one by one is low, the operation is complicated, and the like.
Description
Technical field
The utility model relates to a kind of steel pipe pressure-bearing and detects test unit.
Background technology
Pressurized tube must be installed forward and backward (water, gas) pressure testing process in manufacture process is installed.At present, known steel tube pressure-measuring is made up of O-ring seal, termination expander, water inlet (gas) mouthful expander with the sealed expansion device.A termination expander and water inlet (gas) mouthful expander are put O-ring seal, be respectively charged into two terminations of steel pipe, tighten expander, expander and steel pipe are fastenedly connected.Steel pipe is full of water (gas) and pressurization.Reach the requirement of regulation when pressure after,, determine that steel pipe is qualified if steel pipe does not ooze (leakage) water.But, in the pressure testing process, often run into expander and can not be fastenedly connected with steel pipe and make problems such as expander jumps out, sealing place is leaked.Though expander adopts steel sawtooth tooth form structure, owing to be to contact between the steel part, the friction force that the steel pipe inwall produces is less.In addition, be difficult to determine the friction force size that bulging force produces during expansion,, just occur security incident easily when friction force during less than the pressure of water (gas).During above method is only limited to, the water (gas) of low pressure steel pipe presses and detects test.And when Steel Tube Special water (gas) is pressed the detection test, then need the soldering and sealing of steel pipe two ends is cut off the steel pipe two ends after pressure testing is qualified again.No matter above-mentioned which kind of form detect test, all is that single steel pipe is carried out hydraulic pressure and gas pressure test one by one, and efficient is very low, operates all very loaded down with trivial detailsly, and also has certain danger.Under the state that specialization is produced in enormous quantities, do not satisfy the requirement of duration.It not optimal method.Pressure testing process after the installation is that the disposable integral pressure testing finishes mostly, and the pressure testing process before installing is that single steel pipe is carried out the pressure-bearing test one by one.
The utility model content
The utility model purpose provides a kind of steel pipe water (gas) pressure and detects with good sealing effect and the high steel tube pressure-measuring locating device of efficient.
The technical solution adopted in the utility model is: a kind of steel tube pressure-measuring is with sealing locating device, comprise high pressure connection, stop valve, adjustment nut pipe adapter, adjust nut, the axis of guide, lifting jack, supporting seat, stiff end roof pressure body, limiting plate, mobile terminal roof pressure body, described high pressure connection, stop valve, pipe adapter, stiff end roof pressure body connect successively; Described mobile terminal roof pressure body, adjustment nut, the axis of guide, limiting plate connect successively; Described lifting jack is fixed between limiting plate, the mobile terminal roof pressure body.
Described stiff end roof pressure body and mobile terminal roof pressure body have round nest seal groove and single cycle tank.
In the described round nest seal groove O-ring seal is installed.
Described mobile terminal roof pressure body is equipped with pipe adapter, stop valve, high pressure connection and connects successively.
Be provided with tensimeter, tee pipe coupling and elbow between described pipe adapter and the stiff end roof pressure body, described pipe adapter, tensimeter, tee pipe coupling and elbow, stiff end roof pressure body are connected successively.
Described tee pipe coupling is awl seal welding formula.
Described pipe adapter is awl seal welding formula.
Described stiff end roof pressure body is provided with to be taken over and stop valve.
The beneficial effect of this utility model is: solved existing in, the low pressure steel tube pressure-measuring produces expander and jumps out, sealing place is leaked, high-voltage tube is suppressed needs soldering and sealing, cut off and single steel pipe efficient such as pressure testing is low one by one, the problem of complex operation, provide a kind of steel pipe water (gas) to press and detect with good sealing effect and efficient height, be applicable to height, in, the pressure-bearing of low pressure steel pipe detects test. be applicable to water, the pressure test of media such as gas. once can carry out pressure test for simultaneously 4 steel pipes. can be according to the pressure of water in the steel pipe (gas), adjust the pressure of push pipe. simple in structure, operation is safe and reliable easily. the efficient height.
Description of drawings
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.
Fig. 1 is the utility model schematic diagram;
Fig. 2 is the utility model front view;
Fig. 3 is the utility model vertical view;
Fig. 4 is that A-A shown in Figure 2 is to view;
Fig. 5 is that B-B shown in Figure 2 is to view.
Wherein, among the figure: 1. high pressure connection, 2. stop valve, 3. awl seal welding formula pipe adapter, 4. tensimeter, 5. awl seal welding formula tee pipe coupling, 6. swan-neck joint 7. is adjusted nuts, the 8. axis of guide, 9. lifting jack, 10. supporting seat, 11. O-ring seals, 12. pipe supports, 13. stiff end roof pressure bodies, 14. limiting plates, 15. mobile terminal roof pressure bodies, 16. stop valves, 17. pipe adapters.
Embodiment
Shown in Fig. 1-5, in the left side of supporting base 10, high pressure connection 1, stop valve 2, awl seal welding formula pipe adapter 3, tensimeter 4, awl seal welding formula tee pipe coupling 5,6 series connection of swan-neck joint also are connected to form inlet pipeline with stiff end roof pressure body 13; Described stiff end roof pressure body 13 is provided with pipe adapter 17 and stop valve 16, and high pressure connection, stop valve 16, pipe adapter 17 series connection are connected to form discharge pipe line with stiff end roof pressure body 13.On the right side of supporting base, high pressure connection, stop valve, the series connection of awl seal welding formula pipe adapter are connected to form discharge pipe line with mobile terminal roof pressure body 15.Lifting jack 9 can cause mobile terminal roof pressure body 15 translations by the axis of guide 8.The steel pipe two ends are sealed with stiff end roof pressure body 13 and mobile terminal roof pressure body 15 respectively, have the single cycle tank in stiff end roof pressure body and the mobile terminal roof pressure body, can make the pressure testing steel pipe be full of water.Stiff end roof pressure body is corresponding with mobile terminal roof pressure body to have round nest seal groove, the position of stiff end roof pressure body 13 and mobile terminal roof pressure body 15 position centerings, and O-ring seal 11 nests are in seal groove.Because the effect of guiding is arranged, and the steel pipe two ends do not produce skew, exert pressure for mobile terminal roof pressure body by lifting jack, steel tube head is stuck in the groove and withstands O-ring seal 11 firmly.The pressure of lifting jack is greater than the pressure of water (gas).Mobile terminal roof pressure body 15 can move forward and backward, and adjusts the position that nut 7 can be adjusted limiting plate 14, keeps mobile terminal roof pressure body 15 parallel with supporting base 10 front end stiff end roof pressure bodies, determines stroke according to the length of steel pipe.The axis of guide 8 is placed in and does not produce skew on the bearing slideway.Lifting jack 9 centre-locks make mobile terminal roof pressure body 15 stressed even.
During work, two groups (every group of 4 steel pipes) are put into 12 pipe supports, wherein one group is placed on 10 supporting seats, and another group is standby; Adjust adjustment nut 7 and limiting plate 14 on the axis of guide 8, keep mobile terminal roof pressure body 15 parallel, determine its stroke according to the length of steel pipe with supporting base 10 front end stiff end roof pressure bodies 13; 11 O-ring seals 11 are placed in the seal groove; Before the work, inlet pipeline is connected with pump, and discharge pipe line is connected with scupper hose.Each road stop valve 2 is closed; Start lifting jack 9, make the translation and the pressure testing steel pipe tightened inwards of stiff end roof pressure body 13 and mobile terminal roof pressure body 15.The pretightning force of pressure testing steel pipe greater than hydraulic pressure till; During work, open into water stop valve 2 and drain stop valve 2 simultaneously, start hydraulic pamp, after the freeing port water outlet, close drain stop valve 2, tensimeter 4 shows authorised pressure, after the pressurize regular hour, opens 2 pressure releases of drain stop valve; With lifting jack 9 unloadings, take out steel pipe, check whether O-ring seal 11 is intact, another group standby pipes is loaded onto, continue to repeat aforesaid operations.
Claims (8)
1. a steel tube pressure-measuring is with sealing locating device, it is characterized in that: comprise high pressure connection (1), stop valve (2), adjust nut pipe adapter (3), adjust nut (7), the axis of guide (8), lifting jack (9), supporting seat (10), stiff end roof pressure body (13), limiting plate (14), mobile terminal roof pressure body (15), described high pressure connection (1), stop valve (2), pipe adapter (3), stiff end roof pressure body (13) connect successively; Described mobile terminal roof pressure body (15), adjustment nut (7), the axis of guide (8), limiting plate (14) connect successively; Described lifting jack (9) is fixed between limiting plate (14), the mobile terminal roof pressure body (15).
2. according to the described steel tube pressure-measuring of claim 1 sealing locating device, it is characterized in that: described stiff end roof pressure body (13) and mobile terminal roof pressure body (15) have round nest seal groove and single cycle tank.
3. according to the described steel tube pressure-measuring of claim 2 sealing locating device, it is characterized in that: in the described round nest seal groove O-ring seal (11) is installed.
4. according to the described steel tube pressure-measuring of claim 1 sealing locating device, it is characterized in that: described mobile terminal roof pressure body (15) is equipped with pipe adapter, stop valve, high pressure connection and connects successively.
5. according to the described steel tube pressure-measuring of claim 1 sealing locating device, it is characterized in that: be provided with tensimeter (4), tee pipe coupling (5) and elbow (6) between described pipe adapter (3) and the stiff end roof pressure body (13), described pipe adapter (3), tensimeter (4), tee pipe coupling (5) and elbow (6), stiff end roof pressure body (13) are connected successively.
6. according to the described steel tube pressure-measuring of claim 5 sealing locating device, it is characterized in that: described tee pipe coupling (5) is awl seal welding formula.
7. according to the described steel tube pressure-measuring of claim 1 sealing locating device, it is characterized in that: described pipe adapter (3) is awl seal welding formula.
8. according to the described steel tube pressure-measuring of claim 1 sealing locating device, it is characterized in that: described stiff end roof pressure body (13) is provided with pipe adapter (17) and stop valve (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200168628U CN201464124U (en) | 2009-08-21 | 2009-08-21 | Enclosed positioning device for pressure testing of steel pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200168628U CN201464124U (en) | 2009-08-21 | 2009-08-21 | Enclosed positioning device for pressure testing of steel pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201464124U true CN201464124U (en) | 2010-05-12 |
Family
ID=42391475
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200168628U Expired - Fee Related CN201464124U (en) | 2009-08-21 | 2009-08-21 | Enclosed positioning device for pressure testing of steel pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201464124U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101852670A (en) * | 2010-06-21 | 2010-10-06 | 北京市市政工程研究院 | Tensioner ring tightening method and tensioner ring tightening mechanism |
| CN103728179A (en) * | 2012-10-12 | 2014-04-16 | 福昌精密制品（深圳）有限公司 | Explosion-proof groove pressure testing device of supercapacitor |
| CN104535417A (en) * | 2014-12-01 | 2015-04-22 | 芜湖恒美电热器具有限公司 | Apparatus for detecting welding performance of steel pipe |
| CN105181467A (en) * | 2015-05-28 | 2015-12-23 | 广西建工集团第二安装建设有限公司 | Batch steel pipe pressure test device |
| CN105352808A (en) * | 2015-11-20 | 2016-02-24 | 王旭明 | U-shaped air conditioner heating pipe welding port detection apparatus |
| CN114570826A (en) * | 2022-05-06 | 2022-06-03 | 四川思宇通信工程有限公司 | Pipeline punching press cuts device for construction based on incision control |
-
2009
- 2009-08-21 CN CN2009200168628U patent/CN201464124U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101852670A (en) * | 2010-06-21 | 2010-10-06 | 北京市市政工程研究院 | Tensioner ring tightening method and tensioner ring tightening mechanism |
| CN101852670B (en) * | 2010-06-21 | 2011-09-28 | 北京市市政工程研究院 | Reducing wedge receptacle opening device |
| CN103728179A (en) * | 2012-10-12 | 2014-04-16 | 福昌精密制品（深圳）有限公司 | Explosion-proof groove pressure testing device of supercapacitor |
| CN104535417A (en) * | 2014-12-01 | 2015-04-22 | 芜湖恒美电热器具有限公司 | Apparatus for detecting welding performance of steel pipe |
| CN105181467A (en) * | 2015-05-28 | 2015-12-23 | 广西建工集团第二安装建设有限公司 | Batch steel pipe pressure test device |
| CN105181467B (en) * | 2015-05-28 | 2017-12-12 | 广西建工集团第二安装建设有限公司 | Batch device for testing steel pipe pressure |
| CN105352808A (en) * | 2015-11-20 | 2016-02-24 | 王旭明 | U-shaped air conditioner heating pipe welding port detection apparatus |
| CN105352808B (en) * | 2015-11-20 | 2018-06-26 | 王旭明 | A kind of U-shaped air-conditioning heating tube soldering opening detection device |
| CN114570826A (en) * | 2022-05-06 | 2022-06-03 | 四川思宇通信工程有限公司 | Pipeline punching press cuts device for construction based on incision control |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100512 Termination date: 20130821 |