CN206264368U - A kind of welding circle-supporting device for power transmission cable pipeline - Google Patents
A kind of welding circle-supporting device for power transmission cable pipeline Download PDFInfo
- Publication number
- CN206264368U CN206264368U CN201621387645.6U CN201621387645U CN206264368U CN 206264368 U CN206264368 U CN 206264368U CN 201621387645 U CN201621387645 U CN 201621387645U CN 206264368 U CN206264368 U CN 206264368U
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- China
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- ratchet
- side thread
- thread bush
- machined
- power transmission
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Abstract
The utility model is related to a kind of welding circle-supporting device for power transmission cable pipeline, it includes circle body, set jagged on the circle body, left side otic placode and right side otic placode are symmetrically fixed with the breach 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, screw mandrel main shaft is installed between the left side thread bush and right side thread bush, ratchet is installed on the screw mandrel main shaft, U-shaped plate is set with the both sides screw mandrel main shaft of ratchet, bearing pin is installed between the U-shaped plate, sleeve is installed on the bearing pin, ratchet is set with the sleeve, the ratchet constitutes ratchet mechanism with ratchet, the end of the U-shaped plate is fixed with spanner, the spanner is provided with ratchet changement with the position of click-fit.This device can carry out holding round operation to the termination of power transfer conduit, and then ensure follow-up docking and welding effect.
Description
Technical field
The utility model is related to cable pipeline erecting device field, and in particular to a kind of welding for power transmission cable pipeline
Circle-supporting device and operating method.
Background technology
Municipal administration transmission of electricity pipe network process of construction in, it is necessary to embedded underground transmit electricity pipe network, in order to ensure transmission line of electricity
Safety is, it is necessary to by cable laying in cable pipeline, usual pipeline all uses bellows, is needed more piece ripple in process of deployment
Line pipe is in joint location assembly welding, and the welding of bellows generally uses thermofussion welding, is needed bellows in welding process
Two ends concentric reducer is docked, and is then welded again, in order to ensure welding effect, it is necessary to small end is held round, Jin Erbao
Card welding quality, it is ensured that the sealing of welding.
Utility model content
The technical problem that the utility model is solved is to provide a kind of for the welding circle-supporting device of power transmission cable pipeline and behaviour
Make method, this device can carry out holding round operation to the termination of power transfer conduit, and then ensure follow-up docking and welding effect.
In order to solve the above-mentioned technical problem, the utility model proposes following technical scheme：One kind is used for power transmission cable pipeline
Welding circle-supporting device, it include circle body, set jagged on the circle body, the breach both sides of circle body be symmetrically fixed with left side
Otic placode and right side otic placode, are provided with left side thread bush on the left side otic placode, right side thread bush is provided with the right side otic placode,
Screw mandrel main shaft is installed between the left side thread bush and right side thread bush, ratchet is installed on the screw mandrel main shaft, in ratchet
Both sides screw mandrel main shaft on be set with U-shaped plate, bearing pin is installed between the U-shaped plate, sleeve is installed on the bearing pin, it is described
Ratchet is set with sleeve, the ratchet constitutes ratchet mechanism with ratchet, and the end of the U-shaped plate is fixed with spanner, institute
State spanner and ratchet changement is installed 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 mounting hole, is provided with inside mounting hole
Spring, the center sleeve can be touched by the way that spring top clamping is top inside the top mounting holes of spanner with ratchet bottom connection.
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, the heart is machined with left-handed wherein
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 pin-and-hole is machined with the center of ratchet, described
Pin-and-hole is engaged with sleeve, and tip is machined with the bottom of ratchet.
The beneficial effects of the utility model：
1st, by the processing wedged breach on circle body, ensure that circle body can within the specific limits be expanded and be received
Contracting, and then pipeline to be welded can be coordinated, it is carried out to strut operation, while can also be shunk to it, and then make
Its exit conduit.
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
Card circle body keeps its aperture certain hour after being 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, will be coordinated by lead screw transmission and close up circle body.
4th, the two ends that ensure that ratchet by ratchet changement are respectively cooperating with the both direction of ratchet respectively, 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, further the bottom of ratchet is held out against by top, and then make left side ratchet
Or one of them of rightward pawl is engaged with ratchet, and another is then in disengaged position.
Brief description of the drawings
The utility model is described in further detail with reference to the accompanying drawings and examples.
Fig. 1 is the utility model main sectional view.
Fig. 2 is Section A-A figure in the utility model Fig. 1.
Fig. 3 is section B-B figure in the utility model Fig. 1.
Fig. 4 is C-C sectional views in the utility model Fig. 1.
Fig. 5 is first visual angle graphics of the utility model.
Fig. 6 is second visual angle graphics of the utility model.
Fig. 7 is the utility model ratchet main sectional view.
Fig. 8 is the utility model ratchet top view.
Fig. 9 is the utility model pawl structures schematic diagram.
Figure 10 is the utility model left side thread bush main sectional view.
Figure 11 is the D-D profiles of left side thread bush in the utility model Figure 10.
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
Implementation method of the present utility model is described further below in conjunction with the accompanying drawings.
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
Breach is equipped with, left side otic placode 3 and right side otic placode 11 are symmetrically fixed with the breach both sides of circle body 1, 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
Screw mandrel main shaft 5 is installed between 12, ratchet 7 is installed on the screw mandrel main shaft 5, be set with the both sides screw mandrels main shaft 5 of ratchet 7
There is U-shaped plate 6, bearing pin 14 is installed between the U-shaped plate 6, sleeve 15 is installed on the bearing pin 14, be set with the sleeve 15
There is 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
The position that spanner 18 coordinates 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 mounting hole is machined with 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 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 with the left side thread segment 501 of screw mandrel main shaft 5 and right side thread segment 502 and then
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.
The course of work of the present utility model and operation principle：
The first step, pulls spanner 18, is engaged with ratchet 7 by the ratchet 13 on spanner 18, and then drives 7 turns of ratchet
It is dynamic, screw mandrel main shaft 5 is driven by ratchet 7, distinguished by the left side thread segment 501 and right side thread segment 502 at the two ends of screw mandrel main shaft 5
Transmission is engaged with left side thread bush 2 and right side thread bush 12, and then circle body 1 is shunk towards its breach direction, make whole circle
The diameter of body 1 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
Ratchet 13 on 18 is engaged with ratchet 7, and then drives ratchet 7 to rotate, and screw mandrel main shaft 5 is driven by ratchet 7, by screw mandrel master
The left side thread segment 501 and right side thread segment 502 at the two ends of axle 5 are engaged biography with left side thread bush 2 and right side thread bush 12 respectively
It is dynamic, and then make circle body 1 away from breach, make the enlarged-diameter of whole circle body 1, pipeline is held round；
4th step, is held round after end, and ratchet 13 is rotated again, its cooperation orientation with ratchet 7 is changed, again by pulling
Hand 18 makes and then circle body 1 is shunk towards its breach direction, reduces the diameter of whole circle body 1, finally removes whole device.
By above-mentioned description, those skilled in the art completely can be without departing from this utility model technological thought
In the range of, carry out various changes and amendments all within protection domain of the present utility model.It is of the present utility model not most
Matters, belong to the common knowledge of those skilled in the art.
Claims (9)
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 set 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）Screw rod transmission is constituted 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 mounting hole, and spring is provided with inside mounting hole
（17）, it is described top（16）It is sleeved on spanner（18）Top mounting holes inside, can be by spring（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）Left side ratchet including 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）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621387645.6U CN206264368U (en) | 2016-12-17 | 2016-12-17 | A kind of welding circle-supporting device for power transmission cable pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621387645.6U CN206264368U (en) | 2016-12-17 | 2016-12-17 | A kind of welding circle-supporting device for power transmission cable pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206264368U true CN206264368U (en) | 2017-06-20 |
Family
ID=59046119
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621387645.6U Expired - Fee Related CN206264368U (en) | 2016-12-17 | 2016-12-17 | A kind of welding circle-supporting device for power transmission cable pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206264368U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106626398A (en) * | 2016-12-17 | 2017-05-10 | 国网湖北省电力公司宜昌供电公司 | Welding and circle-supporting device for power transmission cable pipeline, and operating method |
-
2016
- 2016-12-17 CN CN201621387645.6U patent/CN206264368U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106626398A (en) * | 2016-12-17 | 2017-05-10 | 国网湖北省电力公司宜昌供电公司 | Welding and circle-supporting device for power transmission cable pipeline, and operating method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170620 Termination date: 20191217 |