CN201437276U - Fixing clamp for electric fusion welding of buried polyethylene pipelines - Google Patents
Fixing clamp for electric fusion welding of buried polyethylene pipelines Download PDFInfo
- Publication number
- CN201437276U CN201437276U CN2009201568191U CN200920156819U CN201437276U CN 201437276 U CN201437276 U CN 201437276U CN 2009201568191 U CN2009201568191 U CN 2009201568191U CN 200920156819 U CN200920156819 U CN 200920156819U CN 201437276 U CN201437276 U CN 201437276U
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- main body
- jig main
- intermediate plate
- clamp main
- welding
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Abstract
The utility model provides a fixing clamp for electric fusion welding of buried polyethylene pipelines, which comprises a clamp main body and clamping pieces connected to the clamp main body, wherein the clamp main body is made up of an upper part and a lower part; the clamp main body is positioned through two guide posts; a screw bolt in threaded connection with the clamp main body is arranged in the centre of the clamp main body; four clamping pieces are included and respectively arranged at the four end parts of the clamp main body through fastening pieces; arc-shaped holes matched with the pipes or pipe fittings in the buried polyethylene pipeline are formed on each clamping piece; the clamping pieces mounted on the same side of the clamp main body in upper and lower positions are in pairs; and the hole diameters of arc-shaped holes in the positions corresponding to the clamping pieces in the upper and the lower positions are uniform. The utility model not only suitable for welding electric fusion sleeves, but also suitable for welding electric fusion reducers, and has the advantages of wide application scope and convenient use. The utility model is not only suitable for buried plastic pipelines, but also suitable for unburied plastic pipelines.
Description
Technical field
The utility model relates to the construction appliance of buried polyethylene pipeline, particularly a kind of auxiliary welding facility when adopting electric smelting to connect---be used for the stationary fixture that the buried polyethylene pipe electrofusion welding connects, specifically be meant the electric melting pipe fittings welding of Φ 20-Φ 63 specifications.
Background technology
At present, in the buried polyethylene pipeline of nominal outside diameter≤63mm connects, only adopt the electric smelting connected mode.And the pipeline of nominal outside diameter≤63mm is used for sub-district house lead in pipeline more, thereby the circuit more complicated, and jointing is many, so the welding quality of the electric melting pipe fittings of nominal outside diameter≤63mm more and more is subjected to insider's attention.
Welding quality not only depends on electric melting pipe fittings and tubing sole mass, is that welding operation is given security but also suitable construction appliance will be arranged.In the electro-fusion welding termination process of buried polyethylene pipeline, tubing is because the gravity of self, perhaps owing to be that tubing is to coil pipe, perhaps occur crooked owing to construction environment is limited, the stress that produces will act on the electric melting pipe fittings, after pipe fitting energising heating, may cause the pipe fitting distortion, influence welding quality; If, tubing occurs and move, also directly cause the welding failure in welding or cooling period.The stationary fixture of auxiliary welding operation is exactly to be cause improper for fear of the people.Use the purpose of described stationary fixture to be: the connecting portion of pipes at two ends to be on the same axis, to reduce the stress that bending pipes causes; And guarantee in welding and cooling period, be not subjected to the influence that causes of moving owing to tubing.
Similar in the market anchor clamps, comprise by up and down jig main body dimerous and the intermediate plate that is connected thereon, because the clamping piece structure of this kind stationary fixture is single, can only be applied on the electric smelting sleeve of three kinds of specifications, can not be applied to the welding of electric smelting reducing, and owing to two parts about the jig main body adopt single double-screw bolt location, so use very inconvenience.
Summary of the invention
The purpose of the utility model embodiment is the defective at above-mentioned prior art, a kind of stationary fixture that the buried polyethylene pipe electrofusion welding connects that is used for is provided, not only be fit to the welding of electric smelting sleeve, and the welding of suitable electric smelting reducing, applied range and advantage easy to use had.
The technical scheme taked of the utility model embodiment is to achieve these goals: a kind ofly be used for the stationary fixture that the buried polyethylene pipe electrofusion welding connects, comprise by upper and lower jig main body dimerous and the intermediate plate that is connected on the jig main body, locate by two leads between upper and lower two parts of described jig main body, and jig main body central authorities are provided with the screw rod that is threaded with it; Described intermediate plate is four, be arranged on four ends of described jig main body respectively by securing member, each intermediate plate be provided with described buried polyethylene pipeline in the arcuate socket that matches of tubing or pipe fitting, the intermediate plate that is installed in upper and lower position, described jig main body the same side be provided with in pairs and the intermediate plate of described upper and lower position in the aperture of arcuate socket of corresponding section, position be consistent.
Arcuate socket on described each intermediate plate is two and is symmetrical arranged with respect to the center line of described jig main body that the aperture of described arcuate socket is identical or different.
More convenient in order to guarantee that jig main body uses, describedly be used for the stationary fixture that the buried polyethylene pipe electrofusion welding connects, be socketed with cushion block and handle in turn above passing the screw rod on top of described jig main body.
Jig main body folding for convenience is socketed with spring on the screw rod between upper and lower two parts of described jig main body.
For guaranteeing that in the main body upper and lower part spring does not reach maximum compressibility own when closed, corresponding spring position is provided with the groove of depositing spring between upper and lower two parts of described jig main body.
The beneficial effect of the utility model embodiment is:
1) compared to existing technology, stationary fixture can only be used for the welding of electric smelting sleeve; The utility model adopted on the structure of four intermediate plates and each intermediate plate to should have with the buried polyethylene pipeline in the arcuate socket that matches of tubing or pipe fitting, not only can be used for the welding of electric smelting sleeve, and can be used for the welding of electric smelting reducing, therefore expanded the scope of application, and more convenient to operate.
2) inconvenience is used in the single double-screw bolt location in compared to existing technology; The utility model increases to two leads and carries out assist location between the upper and lower part of jig main body, fixed the upper and lower two-part running orbit of jig main body, should use very simple and convenient.
In sum, the utility model embodiment not only is fit to the welding of electric smelting sleeve, and the welding of suitable electric smelting reducing, has applied range and advantage easy to use.The utility model not only is suitable for the electric smelting welding of buried polyethylene pipeline, and is fit to the electric smelting welding that all bury the ground plastic conduit, in like manner also is fit to non-electric smelting welding of burying the ground plastic conduit.
Description of drawings
Fig. 1 is the front view of the described stationary fixture of the utility model embodiment;
Fig. 2 is the vertical view of Fig. 1;
Fig. 3 is the side view of Fig. 1;
Fig. 4 and Fig. 5 are respectively the 40-30 of intermediate plate described in Fig. 1 and the schematic diagram of 25-20 specification;
Fig. 6 is the user mode reference diagram of the described stationary fixture of the utility model embodiment.
Among Fig. 1: 1 star grip knob, 2 cushion blocks, 3 main body tops, 4 double-screw bolts, 5 clamp nuts, 6 leads, 7 springs, 8 screw rods, 9 lower body part branches, 10 alignment pins, 11 intermediate plates, 12 Φ, 63 tubing, 13 63-50 specification intermediate plates, 14 Φ, 63/40 electric smelting reducing, 15 40-32 specification intermediate plates, 16 Φ, 40 tubing.
The specific embodiment
Below in conjunction with accompanying drawing and instantiation the present utility model is described further, but not as to qualification of the present utility model.
As Figure 1-3, the described a kind of stationary fixture that the buried polyethylene pipe electrofusion welding connects that is used for of the utility model embodiment comprises being divided 9 jig main bodies of forming and being fixedly connected on main body top 3 and lower body part respectively by double-screw bolt 4 and alignment pin 10 by main body top 3, lower body part and divides intermediate plate 11 on 9.
As Figure 1-3, in this example, main body top 3 and lower body part divide 9 all to adopt aluminum alloy materials processing.The folding of jig main body for convenience passes on the screw rod 8 on top of described jig main body and is socketed with star grip knob 1, is socketed with spring 7 on the screw rod 8 between the main body upper and lower part 3,9.For guaranteeing that in the main body upper and lower part spring 7 does not reach maximum compressibility own when closed, 3,9 corresponding springs, 7 positions, main body upper and lower part are provided with the groove of depositing spring 7.Locate by two leads 6 between main body top 3, lower body part divide 9 the jig main body location for convenience, and two leads 6 are arranged on the both sides of screw rod 8.In order to guarantee that jig main body can normally use, be socketed with cushion block 2 on the screw rod 8 between star grip knob 1 and the main body top 3, adjust the spacing of star grip knob 1 and lead 6 by cushion block 2, make this spacing greater than the spacing between the main body upper and lower part.
As Figure 1-3, the intermediate plate 11 that is installed on the described stationary fixture is four, is fixedly installed on four ends of described jig main body respectively by double-screw bolt 4, clamp nut 5 (replaceable is wing nut) and alignment pin 10.Each intermediate plate 11 be provided with described buried polyethylene pipeline in the arcuate socket that matches of tubing or pipe fitting, arcuate socket is used in the main body upper and lower part 3,9 and clamps tubing or pipe fitting when closed.The intermediate plate 11 that is installed in upper and lower position, described jig main body the same side is provided with in pairs, and the aperture of the arcuate socket of corresponding section, position is consistent in the intermediate plate 11 of described upper and lower position, specifically referring to Fig. 3, the arcuate socket up and down in intermediate plate 11 left sides is that the arcuate socket up and down on a unified aperture, intermediate plate 11 right sides is the unified apertures of another one.
The welding of different size electric melting pipe fittings for convenience, the arcuate socket on each intermediate plate 11 are two and are symmetrical arranged with respect to the center line of jig main body that the aperture of each intermediate plate 11 left and right sides arcuate socket is identical or different, has adopted different apertures in this example.Shown in Fig. 3-5, be respectively the intermediate plate 11 of 63-50 specification, 40-32 specification, three kinds of patterns of 25-20 specification.Intermediate plate 11 quantity of every kind of pattern are four, contain six kinds of general standard specifications that specification all is the buried polyethylene pipeline like this, have and jig main body two ends reference column positioning hole corresponding (not shown) in the middle of each intermediate plate 11.Needing four intermediate plates 11 during each the use uses simultaneously, can be applied to the electric melting pipe fittings connection of 21 kinds of different sizes like this according to different combinations, comprise: six kinds of electric smelting sleeves such as Φ 63,50,40,32,25,20, Φ 63/50, Φ 63/40, Φ 63/32, Φ 63/25, Φ 63/20, Φ 50/40, Φ 50/32, Φ 50/25, Φ 50/20, Φ 40/32, Φ 40/25, Φ 40/20, Φ 32/25, Φ 32/20,15 kinds of electric smelting reducings such as Φ 25/20 grade.Intermediate plate described in the utility model can be changed according to the tubing that connects different size, and alignment pin 10 on the jig main body and clamp nut 5 structures can be changed intermediate plate 11 easily.
User mode figure when the utility model embodiment as shown in Figure 6 uses, wherein an end is Φ 63 tubing 12, the other end is Φ 40 tubing 16, adopts Φ 63/40 electric smelting reducing 14 to weld.Use the utility model to assist welding, jig main body one end is installed two 63-50 specification intermediate plates 13, the other end is installed two 40-32 specification intermediate plates 15,63-50 specification intermediate plate 13 and 40-32 specification intermediate plate 15 want homonymy to install, and 40 ends of 63 ends of described intermediate plate 16 wherein and intermediate plate 13 will be installed in the same side in other words.Φ 63 tubing 12, Φ 40 tubing 16 connecting portion rossings and handle cleanly, Φ 63/40 electric smelting reducing 14 plug-in mountings are put in place, it is closed and compress again the utility model to be assembled to the band junction.At this moment be with junction pipes at two ends 12 and 16 just to be forced to be on the same axis, elimination acts on the stress of Φ 63/40 electric smelting reducing 14, be not subjected to tubing 12 and 16 influences than far-end, even tubing 12 and 16 occurring is moved, can not exert an influence yet, at this moment just can switch on safely and weld Φ 63/40 electric smelting reducing 14.
In sum, the utility model not only is fit to the welding of electric smelting sleeve, and the welding of suitable electric smelting reducing, has applied range and advantage easy to use.The utility model not only is suitable for the electric smelting welding of buried polyethylene pipeline, and is fit to the electric smelting welding that all bury the ground plastic conduit, in like manner also is fit to non-electric smelting welding of burying the ground plastic conduit.
Above-described embodiment, the utility model specific embodiment a kind of more preferably just, the common variation that those skilled in the art carries out in the present utility model technical scheme scope and replacing all should be included in the protection domain of the present utility model.
Claims (5)
1. one kind is used for the stationary fixture that the buried polyethylene pipe electrofusion welding connects, comprise by upper and lower jig main body dimerous and the intermediate plate that is connected on the jig main body, it is characterized in that: locate by two leads between upper and lower two parts of described jig main body, and jig main body central authorities are provided with the screw rod that is threaded with it; Described intermediate plate is four, be arranged on four ends of described jig main body respectively by securing member, each intermediate plate be provided with described buried polyethylene pipeline in the arcuate socket that matches of tubing or pipe fitting, the intermediate plate that is installed in upper and lower position, described jig main body the same side be provided with in pairs and the intermediate plate of described upper and lower position in the aperture of arcuate socket of corresponding section, position be consistent.
2. according to claim 1ly be used for the stationary fixture that the buried polyethylene pipe electrofusion welding connects, it is characterized in that: the arcuate socket on described each intermediate plate is two and is symmetrical arranged with respect to the center line of described jig main body that the aperture of described arcuate socket is identical or different.
3. according to claim 1ly be used for the stationary fixture that the buried polyethylene pipe electrofusion welding connects, it is characterized in that: be socketed with cushion block and handle in turn above passing the screw rod on top of described jig main body.
4. be used for the stationary fixture that the buried polyethylene pipe electrofusion welding connects according to the arbitrary claim of claim 1-3 is described, it is characterized in that: be socketed with spring on the screw rod between upper and lower two parts of described jig main body.
5. according to claim 4ly be used for the stationary fixture that the buried polyethylene pipe electrofusion welding connects, it is characterized in that: corresponding spring position is provided with the groove of depositing spring between upper and lower two parts of described jig main body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201568191U CN201437276U (en) | 2009-06-23 | 2009-06-23 | Fixing clamp for electric fusion welding of buried polyethylene pipelines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201568191U CN201437276U (en) | 2009-06-23 | 2009-06-23 | Fixing clamp for electric fusion welding of buried polyethylene pipelines |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201437276U true CN201437276U (en) | 2010-04-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201568191U Expired - Fee Related CN201437276U (en) | 2009-06-23 | 2009-06-23 | Fixing clamp for electric fusion welding of buried polyethylene pipelines |
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|---|---|
| CN (1) | CN201437276U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103779813A (en) * | 2014-02-17 | 2014-05-07 | 昆山振宏电子机械有限公司 | Cable fixing device for power distribution cabinet |
| CN108237695A (en) * | 2018-03-30 | 2018-07-03 | 湖北水之翼科技有限公司 | A kind of modified PE pipes hot-smelting butt and prepare the method for seal ring with it |
| CN111216368A (en) * | 2020-01-13 | 2020-06-02 | 倪文锋 | Pipeline polyethylene connects former |
| CN113894468A (en) * | 2021-09-10 | 2022-01-07 | 江西省宝凯科技有限公司 | Clamp for bearing dislocation stress during electric melting pipeline welding and operation method thereof |
-
2009
- 2009-06-23 CN CN2009201568191U patent/CN201437276U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103779813A (en) * | 2014-02-17 | 2014-05-07 | 昆山振宏电子机械有限公司 | Cable fixing device for power distribution cabinet |
| CN108237695A (en) * | 2018-03-30 | 2018-07-03 | 湖北水之翼科技有限公司 | A kind of modified PE pipes hot-smelting butt and prepare the method for seal ring with it |
| CN108237695B (en) * | 2018-03-30 | 2023-09-29 | 湖北水之翼科技有限公司 | Improved PE pipe hot-melting butt joint machine and method for preparing water stop ring by using same |
| CN111216368A (en) * | 2020-01-13 | 2020-06-02 | 倪文锋 | Pipeline polyethylene connects former |
| CN113894468A (en) * | 2021-09-10 | 2022-01-07 | 江西省宝凯科技有限公司 | Clamp for bearing dislocation stress during electric melting pipeline welding and operation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100414 Termination date: 20160623 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |