CN106626398A - Welding and circle-supporting device for power transmission cable pipeline, and operating method - Google Patents
Welding and circle-supporting device for power transmission cable pipeline, and operating method Download PDFInfo
- Publication number
- CN106626398A CN106626398A CN201611171174.XA CN201611171174A CN106626398A CN 106626398 A CN106626398 A CN 106626398A CN 201611171174 A CN201611171174 A CN 201611171174A CN 106626398 A CN106626398 A CN 106626398A
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- Prior art keywords
- ratchet
- side thread
- circle
- thread bush
- power transmission
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C57/00—Shaping of tube ends, e.g. flanging, belling or closing; Apparatus therefor, e.g. collapsible mandrels
- B29C57/02—Belling or enlarging, e.g. combined with forming a groove
- B29C57/04—Belling or enlarging, e.g. combined with forming a groove using mechanical means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/01—General aspects dealing with the joint area or with the area to be joined
- B29C66/02—Preparation of the material, in the area to be joined, prior to joining or welding
- B29C66/022—Mechanical pre-treatments, e.g. reshaping
- B29C66/0222—Mechanical pre-treatments, e.g. reshaping without removal of material, e.g. cleaning by air blowing or using brushes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/01—General aspects dealing with the joint area or with the area to be joined
- B29C66/05—Particular design of joint configurations
- B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
- B29C66/11—Joint cross-sections comprising a single joint-segment, i.e. one of the parts to be joined comprising a single joint-segment in the joint cross-section
- B29C66/114—Single butt joints
- B29C66/1142—Single butt to butt joints
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
- B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
- B29C66/52—Joining tubular articles, bars or profiled elements
- B29C66/522—Joining tubular articles
- B29C66/5221—Joining tubular articles for forming coaxial connections, i.e. the tubular articles to be joined forming a zero angle relative to each other
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Laying Of Electric Cables Or Lines Outside (AREA)
- Flexible Shafts (AREA)
Abstract
The invention relates to a welding and circle-supporting device for a power transmission cable pipeline, and an operating method. The welding and circle-supporting device for the power transmission cable pipeline comprises a circle body; a notch is formed in the circle body; a left-side ear plate and a right-side ear plate are symmetrically fixed on the two sides of the notch of the circle body; a left-side threaded sleeve is arranged on the left-side ear plate; a right-side threaded sleeve is arranged on the right-side ear plate; a screw rod main shaft is arranged between the left-side threaded sleeve and the right-side threaded sleeve; a ratchet wheel is arranged on the screw rod main shaft; the screw rod main shaft on the two sides of the ratchet wheel is sleeved with U-shaped plates; a pin shaft is arranged between the U-shaped plates; a sleeve is arranged on the pin shaft; a ratchet paw is arranged on the sleeve in a sleeving way; the ratchet paw and the ratchet wheel form a ratchet wheel transmission mechanism; wrenches are fixed at the tail ends of the U-shaped plates; a ratchet paw reversing mechanism is arranged at the cooperating position of the wrenches and the ratchet paws. The welding and circle-supporting device for the power transmission cable pipeline can perform circle-supporting operation on the end head of the power transmission pipeline so as to guarantee the subsequent butting and welding effects.
Description
Technical field
The present invention relates to cable pipeline erecting device field, and in particular to a kind of welding for power transmission cable pipeline holds round
Device and operational approach.
Background technology
In the process of construction of municipal administration transmission of electricity pipe network, need in embedded underground transmission of electricity pipe network, in order to ensure transmission line of electricity
Safety, needs by cable laying in cable pipeline, and usual pipeline all adopts corrugated tube, needs more piece ripple in process of deployment
Stricture of vagina pipe is in joint location assembly welding, and the welding of corrugated tube generally adopts thermofussion welding, needs corrugated tube in welding process
Two ends concentric reducer is docked, and is then welded again, in order to ensure welding effect, needs to be held round small end, Jin Erbao
Card welding quality, it is ensured that the sealing of welding.
The content of the invention
Present invention solves the technical problem that being to provide a kind of welding circle-supporting device for power transmission cable pipeline and operation side
Method, this device can carry out holding round operation, and then the follow-up docking of guarantee and welding effect to the termination of power transfer conduit.
In order to solve above-mentioned technical problem, the present invention proposes technical scheme below：A kind of weldering for power transmission cable pipeline
Circle-supporting device is connect, it includes circle body, arranges jagged on the circle body, in the breach both sides of circle body left side otic placode is symmetrically fixed with
With right side otic placode, left side thread bush is installed on the left side otic placode, right side thread bush is installed on the right side otic placode, it is described
Screw mandrel main shaft is installed between left side thread bush and right side thread bush, ratchet is installed on the screw mandrel main shaft, the two of ratchet
U-shaped plate is set with lateral filament bar main shaft, bearing pin is installed between the U-shaped plate, sleeve, the sleeve are installed on the bearing pin
On be set with ratchet, the ratchet constitutes ratchet mechanism with ratchet, and the end of the U-shaped plate is fixed with spanner, described to pull
Handss are provided with ratchet changement with the position of click-fit.
The left end of the screw mandrel main shaft is machined with left side thread segment, and the right-hand member of the screw mandrel main shaft is machined with right side screw thread
Section, the left side thread segment constitutes screw rod transmission and coordinates with left side thread bush, and the right side thread segment is constituted with right side thread bush
Screw rod transmission coordinates.
The ratchet is arranged on screw mandrel main shaft by flat key.
The ratchet changement include it is top, the top inside is machined with installing hole, is provided with inside installing hole
Spring, it is described it is top be sleeved on inside the top mounting holes of spanner, can touch with ratchet bottom connection by the way that spring top clamping is top.
Handle is also symmetrically fixed with the inwall of the circle body.
The two sides of the U-shaped plate are installed with baffle plate by holding screw.
Symmetrical left screw hole and right screw hole is machined with the left side thread bush, wherein the heart is machined with left-handed
Screwed hole, the structure of the left side thread bush of the right side thread bush is identical, but its center is machined with right-handed thread hole；The left side
Side thread bush is fixed on the otic placode of left side by left screw, and the right side thread bush is fixed on right side otic placode by right screw
On；The pin the tip of the axis is provided with split pin.
The center of the ratchet is machined with centre bore, and keyway is machined with the centre bore, and the keyway matches with flat key
Close, the external process of ratchet there are the gear teeth.
The ratchet includes the left side ratchet and rightward pawl of symmetrical structure, and at the center of ratchet pin-and-hole is machined with, described
Pin-and-hole is engaged with sleeve, and in the bottom of ratchet tip is machined with.
Using the operational approach that any one is used for the welding circle-supporting device of power transmission cable pipeline, it is comprised the following steps：
The first step, pulls spanner, is engaged with ratchet by the ratchet on spanner, and then drives pawl wheel, by ratchet straps
Dynamic screw mandrel main shaft, by the left side thread segment and right side thread segment at screw mandrel main shaft two ends respectively with left side thread bush and right side screw thread
Set is engaged transmission, and then circle body is shunk towards its breach direction, and the diameter for making whole circle body reduces；
Second step, the circle body after diameter is reduced is put into inside the power transmission cable pipeline for needing to hold round, and by outside circle body
Wall fits with the inwall of pipeline；
3rd step, by rotating ratchet, changes its cooperation orientation with ratchet, pull again spanner by the ratchet on spanner with
Ratchet is engaged, and then drives pawl wheel, screw mandrel main shaft is driven by ratchet, by the left side thread segment at screw mandrel main shaft two ends
Transmission is engaged with left side thread bush and right side thread bush respectively with right side thread segment, and then makes circle body away from breach, make whole
The enlarged-diameter of circle body, holds round to pipeline；
4th step, hold round end after, ratchet is rotated again, change its cooperation orientation with ratchet, again by spanner make into
And circle body is shunk towards its breach direction, the diameter for making whole circle body reduces, and finally removes whole device.
Beneficial effects of the present invention：
1st, by the processing wedged breach on circle body, ensure that circle body can within the specific limits be expanded and be shunk, enter
And pipeline to be welded can be coordinated, and it is carried out to strut operation, while can also shrink to it, and then exit it
Pipeline.
2nd, single-direction transmission can be carried out by the cooperation between ratchet and pawl, ratchet is driven by ratchet, then by ratchet
Screw mandrel main shaft is driven, leading screw main shaft is rotated along a direction, and the ratchet and pawl also function with self-locking, protect
Its aperture certain hour is kept after card circle body is softened.
3rd, coordinated by the screw rod transmission between screw mandrel main shaft and left side thread bush and right side thread bush, circle body can be driven
Open or close up, when screw mandrel main shaft is rotated forward, will be coordinated by screw rod transmission and strut circle body, when screw mandrel main shaft reversely turns
When dynamic, circle body will be closed up by lead screw transmission.
4th, ensure that the two ends of ratchet are respectively cooperating with respectively with the both direction of ratchet by ratchet changement, when with
When the left surface gear teeth of ratchet coordinate, screw mandrel main shaft will be driven to rotate forward, when the right flank gear teeth with ratchet coordinate, by band
Dynamic screw mandrel main shaft is rotated backward.
5th, can be held out against by spring top, by top the bottom of ratchet is further held out against, and then make left side ratchet
Or one of them of rightward pawl is engaged with ratchet, and another is then in disengaged position.
Description of the drawings
With reference to the accompanying drawings and examples the invention will be further described.
Fig. 1 is main sectional view of the present invention.
Fig. 2 is Section A-A figure in Fig. 1 of the present invention.
Fig. 3 is section B-B figure in Fig. 1 of the present invention.
Fig. 4 is C-C sectional views in Fig. 1 of the present invention.
Fig. 5 is first visual angle graphics of the invention.
Fig. 6 is second visual angle graphics of the invention.
Fig. 7 is ratchet main sectional view of the present invention.
Fig. 8 is ratchet top view of the present invention.
Fig. 9 is pawl structures schematic diagram of the present invention.
Figure 10 is present invention left side thread bush main sectional view.
Figure 11 is the D-D profiles of left side thread bush in Figure 10 of the present invention.
In figure：Circle body 1, left side thread bush 2, left side otic placode 3, left screw 4, screw mandrel main shaft 5, U-shaped plate 6, ratchet 7, gear
Plate 8, flat key 9, right screw 10, right side otic placode 11, right side thread bush 12, ratchet 13, bearing pin 14, sleeve 15, top 16, spring
17th, spanner 18, handle 19, split pin 20, holding screw 21；
Left handed threaded hole 201, left screw hole 202, right screw hole 203；
Left side thread segment 501, right side thread segment 502；
The gear teeth 701, keyway 702, centre bore 703；
Left side ratchet 1301, rightward pawl 1302, pin-and-hole 1303, tip 1304.
Specific embodiment
Embodiments of the present invention are described further below in conjunction with the accompanying drawings.
Embodiment 1：
Such as Fig. 1-11, a kind of welding circle-supporting device for power transmission cable pipeline, it includes circle body 1, is provided with the circle body 1
Breach, in the breach both sides of circle body 1 left side otic placode 3 and right side otic placode 11 are symmetrically fixed with, and on the left side otic placode 3 left side is provided with
Side thread bush 2, is provided with right side thread bush 12 on the right side otic placode 11, the left side thread bush 2 and right side thread bush 12 it
Between screw mandrel main shaft 5 is installed, ratchet 7 is installed on the screw mandrel main shaft 5, be set with U on the both sides screw mandrels main shaft 5 of ratchet 7
Template 6, is provided with bearing pin 14 between the U-shaped plate 6, sleeve 15 is provided with the bearing pin 14, is set with the sleeve 15
Ratchet 13, the ratchet 13 constitutes ratchet mechanism with ratchet 7, and the end of the U-shaped plate 6 is fixed with spanner 18, described to pull
The position that handss 18 coordinate with ratchet 13 is provided with ratchet changement.
Further, the left end of the screw mandrel main shaft 5 is machined with left side thread segment 501, and the right-hand member of the screw mandrel main shaft 5 adds
Work has right side thread segment 502, and the left side thread segment 501 constitutes screw rod transmission and coordinates with left side thread bush 2, the right side screw thread
Section 502 constitutes screw rod transmission and coordinates with right side thread bush 12.
Further, the ratchet 7 is arranged on screw mandrel main shaft 5 by flat key 9.Screw mandrel master can be driven by ratchet 7
Axle 5 is rotated, and then further drives matched left side thread bush 2 and right side thread bush 12 by screw mandrel main shaft 5.
Further, the ratchet changement includes top 16, and inside described top 16 installing hole is machined with, and is installing
Spring 17 is installed, described top 16 are sleeved on inside the top mounting holes of spanner 18 inside hole, can be held out against by spring 17
Top 16 touch with the bottom connection of ratchet 13.
Further, also it is symmetrically fixed with handle 19 on the inwall of the circle body 1.Can conveniently be enclosed by handle 19
The installation of body 1.
Further, the two sides of the U-shaped plate 6 are installed with baffle plate 8 by holding screw 21.
Further, symmetrical left screw hole 202 and right screw hole 203 is machined with the left side thread bush 2,
Its center is machined with left handed threaded hole 201, and the structure of the left side thread bush 2 of the right side thread bush 12 is identical, but its center
It is machined with right-handed thread hole；The left side thread bush 2 is fixed on the otic placode 3 of left side by left screw 4, the right side thread bush
12 are fixed on the otic placode 11 of right side by right screw 10；The end of the bearing pin 14 is provided with split pin 20.It is left by installing
Side thread bush 2 and right side thread bush 12 can coordinate further with the left side thread segment 501 of screw mandrel main shaft 5 and right side thread segment 502
Coordinated by screw-driven and circle body 1 is strutted or closed up.
Further, the center of the ratchet 7 is machined with centre bore 703, and keyway 702 is machined with the centre bore 703,
The keyway 702 is engaged with flat key 9, and the external process of ratchet 7 has the gear teeth 701.By the cooperation between ratchet 7 and ratchet 13
Single-direction transmission can be carried out.
Further, the ratchet 13 includes the left side ratchet 1301 and rightward pawl 1302 of symmetrical structure, in ratchet 13
Center be machined with pin-and-hole 1303, the pin-and-hole 1303 is engaged with sleeve 15, the bottom of ratchet 13 be machined with tip 1304.
Embodiment 2：
A kind of operational approach of the welding circle-supporting device for power transmission cable pipeline, it is comprised the following steps：
The first step, pulls spanner 18, is engaged with ratchet 7 by the ratchet 13 on spanner 18, and then drives ratchet 7 to rotate, and leads to
Cross ratchet 7 and drive screw mandrel main shaft 5, by the left side thread segment 501 and right side thread segment 502 at the two ends of screw mandrel main shaft 5 respectively with a left side
Side thread bush 2 and right side thread bush 12 are engaged transmission, and then circle body 1 is shunk towards its breach direction, make whole circle body 1
Diameter reduces；
Second step, the circle body 1 after diameter is reduced is put into be needed inside the power transmission cable pipeline that holds round, and by circle body 1
Outer wall fits with the inwall of pipeline；
3rd step, by rotating ratchet 13, changes its cooperation orientation with ratchet 7, and spanner 18 is pulled again by spanner 18
Ratchet 13 be engaged with ratchet 7, and then drive ratchet 7 to rotate, screw mandrel main shaft 5 is driven by ratchet 7, by screw mandrel main shaft 5
The left side thread segment 501 and right side thread segment 502 at two ends is engaged transmission with left side thread bush 2 and right side thread bush 12 respectively,
And then make circle body 1 away from breach, and the enlarged-diameter of whole circle body 1 is made, pipeline is held round；
4th step, after holding round end, rotates again ratchet 13, its cooperation orientation with ratchet 7 is changed, again by spanner 18
Make further to make circle body 1 shrink towards its breach direction, the diameter for making whole circle body 1 reduces, and finally removes whole device.
The course of work and operation principle of the present invention：
First, it is engaged with ratchet 7 by ratchet 13 with pawl 13 by spanner 18, drives ratchet 7 to rotate, by ratchet 7
Drive screw mandrel main shaft 5 to rotate, and then matched left side thread bush 2 and right side thread bush 12 is driven by screw mandrel main shaft 5, most
Coordinated by screw-driven eventually and circle body 1 is backed down or closed up.
In the course of work, the cooperation direction between ratchet 13 and ratchet 7 can be changed by ratchet changement, and then be controlled
Ratchet processed 7 is rotated forward or rotated backward, and finally, by lead screw transmission opening or closing up for control circle body 1 is coordinated.
By above-mentioned description, those skilled in the art completely can be in the model without departing from this invention technological thought
In enclosing, various change and modification are carried out all within protection scope of the present invention.The unaccomplished matter of the present invention, belongs to ability
The common knowledge of field technique personnel.
Claims (10)
1. a kind of welding circle-supporting device for power transmission cable pipeline, it is characterised in that：It includes circle body（1）, the circle body（1）
It is upper to arrange jagged, in circle body（1）Breach both sides be symmetrically fixed with left side otic placode（3）With right side otic placode（11）, the left side
Otic placode（3）On be provided with left side thread bush（2）, the right side otic placode（11）On be provided with right side thread bush（12）, the left side
Thread bush（2）With right side thread bush（12）Between screw mandrel main shaft is installed（5）, the screw mandrel main shaft（5）On ratchet is installed
（7）, in ratchet（7）Both sides screw mandrel main shaft（5）On be set with U-shaped plate（6）, the U-shaped plate（6）Between bearing pin is installed
（14）, the bearing pin（14）On sleeve is installed（15）, the sleeve（15）On be set with ratchet（13）, the ratchet（13）With
Ratchet（7）Constitute ratchet mechanism, the U-shaped plate（6）End be fixed with spanner（18）, the spanner（18）With ratchet
（13）The position of cooperation is provided with ratchet changement.
2. a kind of welding circle-supporting device for power transmission cable pipeline according to claim 1, it is characterised in that：The silk
Bar main shaft（5）Left end be machined with left side thread segment（501）, the screw mandrel main shaft（5）Right-hand member be machined with right side thread segment
（502）, the left side thread segment（501）With left side thread bush（2）Constitute screw rod transmission to coordinate, the right side thread segment（502）
With right side thread bush（12）Constitute screw rod transmission to coordinate.
3. a kind of welding circle-supporting device for power transmission cable pipeline according to claim 1, it is characterised in that：The spine
Wheel（7）By flat key（9）Installed in screw mandrel main shaft（5）On.
4. a kind of welding circle-supporting device for power transmission cable pipeline according to claim 1, it is characterised in that：The spine
Pawl changement includes top（16）, it is described top（16）Inside is machined with installing hole, and spring is provided with inside installing hole
（17）, it is described top（16）It is sleeved on spanner（18）Top mounting holes inside, spring can be passed through（17）Hold out against top（16）
With ratchet（13）Bottom connection is touched.
5. a kind of welding circle-supporting device for power transmission cable pipeline according to claim 1, it is characterised in that：The circle
Body（1）Inwall on be also symmetrically fixed with handle（19）.
6. a kind of welding circle-supporting device for power transmission cable pipeline according to claim 1, it is characterised in that：The U
Template（6）Two sides pass through holding screw（21）It is installed with baffle plate（8）.
7. a kind of welding circle-supporting device for power transmission cable pipeline according to claim 1, it is characterised in that：The left side
Side thread bush（2）On be machined with symmetrical left screw hole（202）With right screw hole（203）, wherein the heart be machined with left-handed
Screwed hole（201）, the right side thread bush（12）Left side thread bush（2）Structure it is identical, but its center is machined with dextrorotation
Screwed hole；The left side thread bush（2）By left screw（4）It is fixed on left side otic placode（3）On, the right side thread bush（12）
By right screw（10）It is fixed on right side otic placode（11）On；The bearing pin（14）End split pin is installed（20）.
8. a kind of welding circle-supporting device for power transmission cable pipeline according to claim 1, it is characterised in that：It is described
Ratchet（7）Center be machined with centre bore（703）, the centre bore（703）On be machined with keyway（702）, the keyway（702）
With flat key（9）It is engaged, ratchet（7）External process have the gear teeth（701）.
9. a kind of welding circle-supporting device for power transmission cable pipeline according to claim 1, it is characterised in that：It is described
Ratchet（13）Including the left side ratchet of symmetrical structure（1301）And rightward pawl（1302）, in ratchet（13）Center be machined with pin
Hole（1303）, the pin-and-hole（1303）With sleeve（15）It is engaged, in ratchet（13）Bottom be machined with tip（1304）.
10. using claim 1-9, any one is used for the operational approach of the welding circle-supporting device of power transmission cable pipeline, its feature
It is that it is comprised the following steps：
The first step, pulls spanner（18）, by spanner（18）On ratchet（13）With ratchet（7）It is engaged, and then drives ratchet
（7）Rotate, by ratchet（7）Drive screw mandrel main shaft（5）, by screw mandrel main shaft（5）The left side thread segment at two ends（501）And right side
Thread segment（502）Respectively with left side thread bush（2）With right side thread bush（12）Transmission is engaged, and then makes circle body（1）Towards it
Breach direction is shunk, and makes whole circle body（1）Diameter reduce；
Second step, the circle body after diameter is reduced（1）Putting into needs inside the power transmission cable pipeline that holds round, and by circle body
（1）Outer wall fit with the inwall of pipeline；
3rd step, by rotating ratchet（13）, change itself and ratchet（7）Cooperation orientation, spanner is pulled again（18）By pulling
Handss（18）On ratchet（13）With ratchet（7）It is engaged, and then drives ratchet（7）Rotate, by ratchet（7）Drive screw mandrel main shaft
（5）, by screw mandrel main shaft（5）The left side thread segment at two ends（501）With right side thread segment（502）Respectively with left side thread bush（2）
With right side thread bush（12）Transmission is engaged, and then makes circle body（1）Away from breach, whole circle body is made（1）Enlarged-diameter, to pipe
Road is held round；
4th step, after holding round end, rotates again ratchet（13）, change itself and ratchet（7）Cooperation orientation, again by pulling
Handss（18）Make further to make circle body（1）Shrink towards its breach direction, make whole circle body（1）Diameter reduce, finally remove whole
Device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611171174.XA CN106626398B (en) | 2016-12-17 | 2016-12-17 | A kind of welding circle-supporting device and operating method for power transmission cable pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611171174.XA CN106626398B (en) | 2016-12-17 | 2016-12-17 | A kind of welding circle-supporting device and operating method for power transmission cable pipeline |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106626398A true CN106626398A (en) | 2017-05-10 |
| CN106626398B CN106626398B (en) | 2018-09-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611171174.XA Expired - Fee Related CN106626398B (en) | 2016-12-17 | 2016-12-17 | A kind of welding circle-supporting device and operating method for power transmission cable pipeline |
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| CN (1) | CN106626398B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109366854A (en) * | 2018-12-20 | 2019-02-22 | 深圳市广裕丰橡胶制品有限公司 | A kind of molding equipment of new type rubber high-voltage high-speed |
| CN111536363A (en) * | 2020-05-12 | 2020-08-14 | 天津市艺智汇科技发展有限公司 | Process for repairing lining of drainage pipeline through quick hot melting |
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2016
- 2016-12-17 CN CN201611171174.XA patent/CN106626398B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US243469A (en) * | 1881-06-28 | Michael j | ||
| US539856A (en) * | 1895-05-28 | Forming-machine | ||
| US2741206A (en) * | 1952-04-08 | 1956-04-10 | John M Stevenson | Internal alignment pipe clamps |
| GB1211770A (en) * | 1968-06-10 | 1970-11-11 | Gewerk Eisenhuette Westfalia | A device for restoring the circular cross-section of pipes and/or to reinforce pipes |
| CN1196452A (en) * | 1997-04-15 | 1998-10-21 | 卢卡斯工业有限公司 | Unit for drum brake and drum brake equipped with same |
| CN104668876A (en) * | 2015-01-30 | 2015-06-03 | 广西壮族自治区冶金建设公司 | Quick rounding device for steel cylinder section pairing |
| CN205651014U (en) * | 2016-05-27 | 2016-10-19 | 中水六局华浙开原管业有限公司 | Support in can dismantling steel pipe |
| CN206264368U (en) * | 2016-12-17 | 2017-06-20 | 国网湖北省电力公司宜昌供电公司 | A kind of welding circle-supporting device for power transmission cable pipeline |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109366854A (en) * | 2018-12-20 | 2019-02-22 | 深圳市广裕丰橡胶制品有限公司 | A kind of molding equipment of new type rubber high-voltage high-speed |
| CN111536363A (en) * | 2020-05-12 | 2020-08-14 | 天津市艺智汇科技发展有限公司 | Process for repairing lining of drainage pipeline through quick hot melting |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106626398B (en) | 2018-09-28 |
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Granted publication date: 20180928 Termination date: 20201217 |