CN106626398B - A kind of welding circle-supporting device and operating method for power transmission cable pipeline - Google Patents
A kind of welding circle-supporting device and operating method for power transmission cable pipeline Download PDFInfo
- Publication number
- CN106626398B CN106626398B CN201611171174.XA CN201611171174A CN106626398B CN 106626398 B CN106626398 B CN 106626398B CN 201611171174 A CN201611171174 A CN 201611171174A CN 106626398 B CN106626398 B CN 106626398B
- Authority
- CN
- China
- Prior art keywords
- pawl
- ratchet
- side thread
- thread bush
- main shaft
- 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
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Classifications
-
- 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
-
- 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
-
- 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
-
- 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)
- Flexible Shafts (AREA)
- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The present invention relates to a kind of welding circle-supporting devices and operating method for power transmission cable pipeline, it includes circle body, it is arranged on the circle body jagged, it is symmetrically fixed with left side otic placode and right side otic placode in the notch both sides of circle body, left side thread bush is installed on the left side otic placode, right side thread bush is installed on the right side otic placode, lead screw main shaft is installed between the left side thread bush and right side thread bush, ratchet is installed on the lead screw main shaft, it is set with U-shaped board on the both sides lead screw main shaft of ratchet, axis pin is installed between the U-shaped board, sleeve is installed on the axis pin, it is set with pawl on the sleeve, the pawl constitutes ratchet mechanism with ratchet, the end of the U-shaped board is fixed with spanner, the position of the spanner and click-fit is equipped with pawl changement.This device can carry out the end of power transfer conduit to hold round operation, and then ensure subsequent docking and welding effect.
Description
Technical field
The present invention relates to cable pipeline mounting device fields, and in particular to a kind of welding for power transmission cable pipeline is held round
Device and operating method.
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 uses bellows, is needed in process of deployment by more piece wave
Line pipe is in joint location assembly welding, and the welding generally use thermofussion welding of bellows, is needed bellows in welding process
Both ends concentric reducer is docked, and is then welded again, in order to ensure welding effect, needs to hold round small end, Jin Erbao
Welding quality is demonstrate,proved, ensures the leakproofness of welding.
Invention content
The technical problem to be solved by the present invention is to provide a kind of welding circle-supporting device for power transmission cable pipeline and operation sides
Method, this device can carry out the end of power transfer conduit to hold round operation, and then ensure subsequent docking and welding effect.
In order to solve the above-mentioned technical problem, the present invention proposes following technical scheme：A kind of weldering for power transmission cable pipeline
Circle-supporting device is connect, it includes circle body, and jagged, the otic placode on the left of the notch both sides of circle body are symmetrically fixed with is arranged on the circle body
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
Lead screw main shaft is installed between left side thread bush and right side thread bush, ratchet is installed on the lead screw main shaft, the two of ratchet
It is set with U-shaped board on lateral filament bar main shaft, axis pin is installed between the U-shaped board, sleeve, the sleeve are installed on the axis pin
On be set with pawl, the pawl constitutes ratchet mechanism with ratchet, and the end of the U-shaped board is fixed with spanner, described to pull
The position of hand and click-fit is equipped with pawl changement.
The left end of the lead screw main shaft is machined with left side thread segment, and the right end of the lead screw main shaft is machined with right side screw thread
Section, the left side thread segment constitute screw rod transmission cooperation 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 mounted on by flat key on lead screw main shaft.
The pawl changement includes top, and the top inside is machined with mounting hole, is equipped with inside mounting hole
Spring, the center sleeve can be touched by the way that spring top clamping is top with pawl bottom connection inside the top mounting holes of spanner.
It is also symmetrically fixed with handle on the inner wall of the circle body.
The two sides of the U-shaped board are installed with baffle by holding screw.
It is machined with symmetrical left screw hole and right screw hole on the left side thread bush, is machined in its center left-handed
Threaded hole, the right side thread bush is identical as the structure of left side thread bush, but its center is machined with right-handed thread hole；It is described
Left side thread bush is fixed on by left screw on the otic placode of left side, and the right side thread bush is fixed on right side ear by right screw
On plate；The pin the tip of the axis is equipped with split pin.
The center of the ratchet is machined with centre bore, and keyway is machined on the centre bore, and the keyway matches with flat key
It closes, the external process of ratchet has the gear teeth.
The pawl includes the left side pawl and rightward pawl of symmetrical structure, and pin hole is machined at the center of pawl, described
Pin hole is matched with sleeve, and tip is machined in the bottom of pawl.
Using any one operating method for the welding circle-supporting device of power transmission cable pipeline, it includes the following steps：
The first step pulls spanner, is matched with ratchet by the pawl on spanner, and then drives ratchet wheel, passes through spine
Wheel drives lead screw main shaft, by the left side thread segment and right side thread segment at lead screw main shaft both ends respectively with left side thread bush and right side
Thread bush matches transmission, and then circle body is made to be shunk towards its notch direction, and the diameter of entire circle body is made to reduce；
Second step, the circle body after diameter is reduced, which is put into, to be needed inside the power transmission cable pipeline that holds round, and by circle body
Outer wall and the inner wall of pipeline fit；
Third walks, and by rotating pawl, converts its cooperation orientation with ratchet, pulls spanner again and pass through the spine on spanner
Pawl is matched with ratchet, and then drives ratchet wheel, is driven lead screw main shaft by ratchet, is passed through the left side spiral shell at lead screw main shaft both ends
Line section and right side thread segment match transmission with left side thread bush and right side thread bush respectively, and then circle body is made to deviate from notch, make
The enlarged-diameter of entire circle body, holds round pipeline；
4th step holds round end and then secondary rotation pawl, its cooperation orientation with ratchet is converted, again by spanner
And then circle body is made to be shunk towards its notch direction, so that the diameter of entire circle body is reduced, finally removes whole device.
Beneficial effects of the present invention：
1, by the processing wedged notch on circle body, it can ensure that circle body can be expanded and be received in a certain range
Contracting, and then pipeline to be welded can be coordinated, it is carried out to strut operation, while it can also be shunk, and then make
Its exit conduit.
2, single-direction transmission can be carried out by the cooperation between ratchet and pawl, ratchet is driven by pawl, then by ratchet
Lead screw main shaft is driven, so that leading screw main shaft is rotated along a direction, and ratchet and pawl also has the function of self-locking, is protected
Card circle body is kept for its aperture certain time after being softened.
3, coordinated by the screw rod transmission between lead screw main shaft and left side thread bush and right side thread bush, circle body can be driven
It opens or closes up, when lead screw main shaft rotates forward, will be coordinated by screw rod transmission and strut circle body, when lead screw main shaft reversely turns
When dynamic, circle body will be closed up by lead screw transmission.
4, can ensure that the both ends of pawl are respectively cooperating with the both direction of ratchet respectively by pawl changement, when with
When the left side gear teeth cooperation of ratchet, lead screw main shaft will be driven to rotate forward, when the right side gear teeth with ratchet coordinate, by band
Dynamic lead screw main shaft rotates backward.
5, it can be held out against by spring top, further the bottom of pawl is held out against by top, and then make left side pawl
Or one of rightward pawl is matched with ratchet, and another is then in disengaged position.
Description of the drawings
The invention will be further described with reference to the accompanying drawings and examples.
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 vertical view of the present invention.
Fig. 9 is pawl structures schematic diagram of the present invention.
Figure 10 is thread bush main sectional view on the left of the present invention.
Figure 11 is the D-D sectional views 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, lead screw main shaft 5, U-shaped board 6, ratchet 7, gear
Plate 8, flat key 9, right screw 10, right side otic placode 11, right side thread bush 12, pawl 13, axis pin 14, sleeve 15, top 16, spring
17, 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 pawl 1301, rightward pawl 1302, pin hole 1303, tip 1304.
Specific implementation mode
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 set on the circle body 1
It is equipped with notch, left side otic placode 3 and right side otic placode 11 is symmetrically fixed in the notch both sides of circle body 1, is installed on the left side otic placode 3
There is left side thread bush 2, right side thread bush 12, the left side thread bush 2 and right side thread bush are installed on the right side otic placode 11
Lead screw main shaft 5 is installed between 12, ratchet 7 is installed on the lead screw main shaft 5, is set on the both sides lead screw main shaft 5 of ratchet 7
There is U-shaped board 6, axis pin 14 is installed between the U-shaped board 6, sleeve 15 is installed on the axis pin 14, is set on the sleeve 15
There are pawl 13, the pawl 13 to constitute ratchet mechanism with ratchet 7, the end of the U-shaped board 6 is fixed with spanner 18, described
The position that spanner 18 coordinates with pawl 13 is equipped with pawl changement.
Further, the left end of the lead screw main shaft 5 is machined with left side thread segment 501, and the right end of the lead screw main shaft 5 adds
Work has right side thread segment 502, the left side thread segment 501 to constitute screw rod transmission cooperation, the right side screw thread with left side thread bush 2
Section 502 constitutes screw rod transmission cooperation with right side thread bush 12.
Further, the ratchet 7 is mounted on by flat key 9 on lead screw main shaft 5.Lead screw master can be driven by ratchet 7
Axis 5 rotates, and then further drives matched left side thread bush 2 and right side thread bush 12 by lead screw main shaft 5.
Further, the pawl changement includes top 16, is machined with mounting hole inside described top 16, is installing
Spring 17 is installed, described top 16 are sleeved on inside the top mounting holes of spanner 18, can be held out against by spring 17 inside hole
Top 16 touch with 13 bottom connection of pawl.
Further, also it is symmetrically fixed with handle 19 on the inner wall of the circle body 1.It can be facilitated by handle 19 and be enclosed
The installation of body 1.
Further, the two sides of the U-shaped board 6 are installed with baffle 8 by holding screw 21.
Further, it is machined with symmetrical left screw hole 202 and right screw hole 203 on the left side thread bush 2,
Its center is machined with left handed threaded hole 201, and the right side thread bush 12 is identical as the structure of left side thread bush 2, but its center
It is machined with right-handed thread hole；The left side thread bush 2 is fixed on by left screw 4 on the otic placode 3 of left side, the right side thread bush
12 are fixed on by right screw 10 on the otic placode 11 of right side；The end of the axis pin 14 is equipped with split pin 20.It is left by installing
Side thread bush 2 and right side thread bush 12 can coordinate in turn with the left side thread segment 501 and right side thread segment 502 of lead screw main shaft 5
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 on the centre bore 703,
The keyway 702 is matched with flat key 9, and the external process of ratchet 7 has the gear teeth 701.Pass through the cooperation between ratchet 7 and pawl 13
It can carry out single-direction transmission.
Further, the pawl 13 includes the left side pawl 1301 and rightward pawl 1302 of symmetrical structure, in pawl 13
Center be machined with pin hole 1303, the pin hole 1303 is matched with sleeve 15, and tip 1304 is machined in the bottom of pawl 13.
Embodiment 2：
A kind of operating method of welding circle-supporting device for power transmission cable pipeline, it includes the following steps：
The first step pulls spanner 18, is matched with ratchet 7 by the pawl 13 on spanner 18, and then drives 7 turns of ratchet
It is dynamic, lead screw main shaft 5 is driven by ratchet 7, is distinguished by the left side thread segment 501 and right side thread segment 502 at 5 both ends of lead screw main shaft
Transmission is matched with left side thread bush 2 and right side thread bush 12, and then circle body 1 is made to be shunk towards its notch direction, makes entirely to enclose
The diameter of body 1 reduces；
Second step, the circle body 1 after diameter is reduced, which is put into, to be needed inside the power transmission cable pipeline that holds round, and by circle body
1 outer wall and the inner wall of pipeline fit；
Third walks, and by rotating pawl 13, converts its cooperation orientation with ratchet 7, pulls spanner 18 again and pass through spanner
Pawl 13 on 18 is matched with ratchet 7, and then ratchet 7 is driven to rotate, and is driven lead screw main shaft 5 by ratchet 7, is passed through lead screw master
The left side thread segment 501 and right side thread segment 502 at 5 both ends of axis match biography with left side thread bush 2 and right side thread bush 12 respectively
It is dynamic, and then circle body 1 is made to deviate from notch, make the enlarged-diameter of entire circle body 1, pipeline is held round；
4th step holds round end and then secondary rotation pawl 13, converts its cooperation orientation with ratchet 7, again by pulling
Hand 18 makes circle body 1 be shunk towards its notch direction in turn, so that the diameter of entire circle body 1 is reduced, finally removes whole device.
The course of work and operation principle of the present invention：
First, it by spanner 18 with pawl 13, is matched with ratchet 7 by pawl 13, drives ratchet 7 to rotate, pass through
Ratchet 7 drives lead screw main shaft 5 to rotate, and then drives matched left side thread bush 2 and right side thread bush by lead screw main shaft 5
12, coordinate circle body 1 is open-top eventually by screw-driven or closes up.
In the course of work, the cooperation direction between pawl 13 and ratchet 7 can be changed by pawl changement, and then control
Ratchet 7 processed is rotated forward or is rotated backward, and finally, is coordinated the opening of control circle body 1 by lead screw transmission or is closed up.
Through the above description, those skilled in the art completely can be in the model without departing from this invention technological thought
In enclosing, various changes and amendments 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 (8)
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）
Upper setting is jagged, in circle body（1）Notch 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 equipped with left side thread bush（2）, the right side otic placode（11）On be equipped with right side thread bush（12）, the left side
Thread bush（2）With right side thread bush（12）Between lead screw main shaft is installed（5）, the lead screw main shaft（5）On ratchet is installed
（7）, in ratchet（7）Both sides lead screw main shaft（5）On be set with U-shaped board（6）, the U-shaped board（6）Between axis pin is installed
（14）, the axis pin（14）On sleeve is installed（15）, the sleeve（15）On be set with pawl（13）, the pawl（13）With
Ratchet（7）Constitute ratchet mechanism, the U-shaped board（6）End be fixed with spanner（18）, the spanner（18）With pawl
（13）The position of cooperation is equipped with pawl changement；
The lead screw main shaft（5）Left end be machined with left side thread segment（501）, the lead screw main shaft（5）Right end be machined with the right side
Side thread segment（502）, the left side thread segment（501）With left side thread bush（2）Constitute screw rod transmission cooperation, the right side screw thread
Section（502）With right side thread bush（12）Constitute screw rod transmission cooperation；
The left side thread bush（2）On be machined with symmetrical left screw hole（202）With right screw hole（203）, in its center
It is machined with left handed threaded hole（201）, the right side thread bush（12）With left side thread bush（2）Structure it is identical, but its center
It is machined with right-handed thread hole；The left side thread bush（2）Pass through left screw（4）It is fixed on left side otic placode（3）On, the right side
Thread bush（12）Pass through right screw（10）It is fixed on right side otic placode（11）On；The axis pin（14）End split pin is installed
（20）.
2. 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）Pass through flat key（9）Mounted on lead screw main shaft（5）On.
3. 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）, described top（16）Inside is machined with mounting hole, and spring is equipped with inside mounting hole
（17）, described top（16）It is sleeved on spanner（18）Top mounting holes inside, spring can be passed through（17）It holds out against top（16）
With pawl（13）Bottom connection touches.
4. 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）Inner wall on be also symmetrically fixed with handle（19）.
5. 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（8）.
6. 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）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 matches, ratchet（7）External process have the gear teeth（701）.
7. a kind of welding circle-supporting device for power transmission cable pipeline according to claim 1, it is characterised in that：The spine
Pawl（13）Left side pawl including symmetrical structure（1301）And rightward pawl（1302）, in pawl（13）Center be machined with pin hole
（1303）, the pin hole（1303）With sleeve（15）It matches, in pawl（13）Bottom be machined with tip（1304）.
8. the operating method of any one welding circle-supporting device for being used for power transmission cable pipeline, feature using claim 1-7
It is, it includes the following steps：
The first step pulls spanner（18）, pass through spanner（18）On pawl（13）With ratchet（7）It matches, and then drives ratchet
（7）Rotation, passes through ratchet（7）Drive lead screw main shaft（5）, pass through lead screw main shaft（5）The left side thread segment at both ends（501）The right side and
Thread segment（502）Respectively with left side thread bush（2）With right side thread bush（12）Transmission is matched, and then makes circle body（1）Towards it
Notch direction is shunk, and entire circle body is made（1）Diameter reduce；
Second step, the circle body after diameter is reduced（1）It is put into and needs inside the power transmission cable pipeline that holds round, and by circle body
（1）Outer wall and the inner wall of pipeline fit；
Third walks, by rotating pawl（13）, convert itself and ratchet（7）Cooperation orientation, pull spanner again（18）By pulling
Hand（18）On pawl（13）With ratchet（7）It matches, and then drives ratchet（7）Rotation, passes through ratchet（7）Drive lead screw main shaft
（5）, pass through lead screw main shaft（5）The left side thread segment at both ends（501）With right side thread segment（502）Respectively with left side thread bush（2）
With right side thread bush（12）Transmission is matched, and then makes circle body（1）Away from notch, make entire circle body（1）Enlarged-diameter, to pipe
Road is held round；
4th step holds round end and then secondary rotation pawl（13）, convert itself and ratchet（7）Cooperation orientation, again by pulling
Hand（18）And then make circle body（1）It is shunk towards its notch direction, makes entire circle body（1）Diameter reduce, finally remove entire dress
It sets.
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 CN106626398A (en) | 2017-05-10 |
| CN106626398B true CN106626398B (en) | 2018-09-28 |
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ID=58823985
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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) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109366854B (en) * | 2018-12-20 | 2021-07-06 | 深圳市广裕丰橡胶制品有限公司 | Novel high-pressure rapid rubber forming equipment |
| CN111536363B (en) * | 2020-05-12 | 2022-04-01 | 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 |
Family Cites Families (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 |
| DE1752527A1 (en) * | 1968-06-10 | 1971-06-03 | Gewerk Eisenhuette Westfalia | Clamping device to restore the circular cross-section of pipes or to stiffen pipes |
| DE19715718C1 (en) * | 1997-04-15 | 1998-08-06 | Lucas Ind Plc | Self-adjuster for drum brake |
| 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 |
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2016
- 2016-12-17 CN CN201611171174.XA patent/CN106626398B/en not_active Expired - Fee Related
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| CN106626398A (en) | 2017-05-10 |
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