CN110371475A - A kind of pipeline transportation anti-deformation device and its application method - Google Patents
A kind of pipeline transportation anti-deformation device and its application method Download PDFInfo
- Publication number
- CN110371475A CN110371475A CN201910571382.6A CN201910571382A CN110371475A CN 110371475 A CN110371475 A CN 110371475A CN 201910571382 A CN201910571382 A CN 201910571382A CN 110371475 A CN110371475 A CN 110371475A
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- CN
- China
- Prior art keywords
- disk body
- deformation device
- pipeline transportation
- support rod
- connection disk
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- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D59/00—Plugs, sleeves, caps, or like rigid or semi-rigid elements for protecting parts of articles or for bundling articles, e.g. protectors for screw-threads, end caps for tubes or for bundling rod-shaped articles
Abstract
The invention discloses a kind of pipeline transportation anti-deformation device and its application methods, including connecting disk body, the connection disk body is hollow structure, equally distributed through-hole there are six along the circumferential direction being opened up on the connection disk body, the through-hole is equipped with support rod, the through-hole is stretched out in one end of the support rod, and driving mechanism is equipped in the terminal pad body, and the driving mechanism is connected with the support rod and makes six support rods while moving in the through-hole.Structure of the invention is compact, ingenious in design, can realize centripetal while support rod by six dog chucks or hexagonal gear or be displaced outwardly, can be adjusted according to the pipeline of different-diameter, reuse, saved cost, brought convenience to staff.
Description
Technical field
The present invention relates to technical field of pipeline transport, and in particular to a kind of pipeline transportation anti-deformation device and its user
Method.
Background technique
It is quick and easy for installation due to energy conservation and environmental protection in the construction of city planting ductwork now, the features such as seam good leak tightness, more
Carry out the armored concrete tubing that more new type plastic pipes replaces conventional municipal engineering, but plastic conduit belongs to flexible pipe
Road needs to be supported positioning to pipeline oral area during transportation, prevents pipeline opening from deforming, after deformation due to interface does not correspond to
Connection between connectionless realization pipeline.Existing tube support arrangement is as shown in Figure 1, it includes the steel support ring of a round
01, it is equipped with a disk 02 at the center of steel support ring 01, six roots of sensation strut 03 is laid in the circumferential direction of disk 02, strut 03
The other end is connected with steel support ring 01.The prior art has the following disadvantages, since the length of strut can not be adjusted, steel
Support ring can only be used to support the pipeline of same specifications and models to need basis in this way when in face of there is the pipeline of different size model
The diameter of pipeline makes a variety of steel support rings to match, this undoubtedly increases production cost, causes to waste, it is therefore necessary to come
Support pole length can be adjusted by inventing one kind, to meet the pipeline transportation anti-deformation device of different requirements.
Summary of the invention
Aiming at the problems existing in the prior art, the present invention provides one kind can adjust support pole length, to meet
The support of different-diameter pipeline can be reused, save the cost, pipeline transportation anti-deformation device applied widely and its
Application method.
The technical solution adopted by the present invention to solve the technical problems is:
A kind of pipeline transportation anti-deformation device, including connection disk body, the connection disk body are hollow structure, the connection
It along the circumferential direction being opened up on disk body there are six equally distributed through-hole, the through-hole is equipped with support rod, and the one of the support rod
The through-hole is stretched out at end, is equipped with driving mechanism in the terminal pad body, the driving mechanism is connected with the support rod and makes institute
It states six support rods while being moved in the through-hole.
Preferably, the driving mechanism is six dog chucks, and six dog chuck is fixedly connected on the connection disk body, institute
Stating six dog chucks includes chuck body, and sliding slot is offered on the chuck body, and claw, the claw are slidably connected in the sliding slot
One end be connected with the support rod, large bevel gear is equipped in the chuck body, the large bevel gear is equipped with flat thread, institute
It states flat thread and is connected with the claw, the large bevel gear has also meshed with cone pinion, and being inserted on the cone pinion makes
The spanner of cone pinion rotation.
Preferably, the driving mechanism includes six along the circumferential direction uniformly distributed first axles, the first axle and the branch
Strut is connected, and flexible connecting rod is hinged between the adjacent first axle, the first axle and the connecting rod surround close
The hexagonal gear being equipped in regular hexagon shape is closed in space, is fixedly connected with the first pin shaft, institute at the center of the hexagonal gear
It states the first pin shaft to be hinged on the connection disk body, rocking handle is also connected on first pin shaft, is also matched on the hexagonal gear
It closes and is equipped with pawl.
Preferably, the front and rear sides face of the first axle is equipped with the connecting rod being symmetrical set.
Preferably, it is also provided with mounting hole on the connection disk body, bolt, the bolt spiral shell is equipped in the mounting hole
Line is connected with fixed link, and described fixed link one end is connected on the outer wall of six dog chuck.
Preferably, the quantity of the mounting hole is equipped with 3 and is uniformly arranged on the connection disk body.
Preferably, check lever is hinged on the pawl, the check lever is fixed on the hexagonal gear.
The invention also provides a kind of application methods of pipeline transportation anti-deformation device, comprising the following steps:
When in use, when driving mechanism is six dog chuck, cone pinion is rotated using spanner, cone pinion drives gamp
Gear is rotated, and since large bevel gear is equipped with flat thread, flat thread drives six claws while to center or outward
Mobile, claw drives support rod to be displaced, and realizes the support in transportational process to different pipelines；
When driving mechanism is hexagonal gear and its component, rotation crank drives hexagonal gear to be rotated, in hexagonal tooth
It takes turns in rotary course, since connecting rod has elasticity, can stretch, connecting rod drives first axis center or is displaced outwardly, the
One axis drives support rod to be moved, and realizes the support in transportational process to different pipelines.
Compared with prior art, the beneficial effects of the present invention are:
1. structure of the invention is compact, ingenious in design, while capable of realizing support rod by six dog chucks or hexagonal gear
It is centripetal or be displaced outwardly, it can be adjusted according to the pipeline of different-diameter, reuse, saved cost, give work people
Member brings convenience；
2. the present invention forms click structure using pawl and hexagonal gear, realizes hexagonal gear non-return, make hexagonal tooth
Wheel is rotated along a direction, during support, is prevented support rod return, is caused nozzle distortion；In addition, six pawl in the present invention
Chuck also has the function of screw thread self-locking, and support rod positioning equally may be implemented, prevent support rod return, cause nozzle distortion, more
Add and operator is facilitated to operate.
Detailed description of the invention
Above-mentioned and/or additional aspect of the invention and advantage will become from the description of the embodiment in conjunction with the following figures
Obviously and it is readily appreciated that, in which:
Fig. 1 is prior art construction schematic diagram.
Fig. 2 is a kind of structural schematic diagram for pipeline transportation anti-deformation device that embodiment one proposes.
Fig. 3 is six dog chuck main view in Fig. 2.
Fig. 4 is large and small bevel gear and claw annexation figure in six dog chucks in Fig. 2.
Fig. 5 is large bevel gear side view in Fig. 4.
Fig. 6 is the schematic diagram of internal structure that A-A splits in direction chuck body in Fig. 3.
Fig. 7 is the structural schematic diagram that chuck body and chuck are omitted in Fig. 3.
Fig. 8 is connection disk body cross-sectional view in Fig. 2.
Fig. 9 is bolt and fixed rod structure schematic diagram in Fig. 2.
Figure 10 is a kind of main view for pipeline transportation anti-deformation device that embodiment two proposes.
Figure 11 is a kind of cross-sectional view of the pipeline transportation anti-deformation device proposed in Figure 10.
Figure 12 is hexagonal gear and pawl structures schematic diagram in Figure 10.
Figure 13 is connection disk body cross-sectional view in Figure 10.
Description of symbols:
01 steel support ring；02 disk；03 strut；
1 connection disk body；101 mounting holes；102 through-holes；103 jacks；2 support rods；
3 six dog chucks；31 chuck bodies；32 claws；33 boss；34 sliding slots；
35 cone pinions；351 inserted links；36 large bevel gears；361 flat threads；37 spanners；
4 fixed links；5 bolts；51 studs；52 nuts；
6 first axles；7 connecting rods；
8 hexagonal gears；81 pawls；82 check levers；
9 first pin shafts；10 rocking handles.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, and for explaining only the invention, and is not considered as limiting the invention.
As shown in figs. 2-9, a kind of pipeline transportation anti-deformation device that embodiment one proposes, it includes connection disk body 1, should
Connection disk body 1 is hollow structure, is along the circumferential direction opened up on connection disk body 1 there are six equally distributed through-hole 102, in through-hole
Support rod 2 is equipped in 102, one end of support rod 2 stretches out through-hole 102 and extends to 1 outside of connection disk body, in connection disk body 1
Equipped with driving mechanism, which can be six dog chucks 3, and six dog chucks 3, which are fixedly connected on, to be connected in disk body 1, favorably
, six dog chucks 3 are same straight line with the center line for connecting disk body 1, and six dog chucks 3 include chuck body 31, are opened on chuck body 31
If there are six the sliding slots 34 being uniformly arranged, further, the center line of sliding slot 34 and the centerline collineation of through-hole 102 are arranged,
Claw 32 is slidably connected in sliding slot 34, one end of claw 32 is connected with support rod 2, is equipped with and is able to carry out in chuck body 31
The large bevel gear 36 of rotation is equipped with flat thread 361 on large bevel gear 36, and the flat thread 361 engagement is connected with claw 32,
Cone pinion 35 has been also meshed on large bevel gear 36, and the inserted link 351 with slot, inserted link 351 are connected on cone pinion 35
It is pierced by chuck body 31 to extend in the internal cavities of connection disk body 1, being additionally provided on the inserted link 351 of cone pinion 35 makes the small bevel gear
The spanner 37 of 35 rotation of wheel more further offers jack 103 on connection disk body 1, and spanner 37 is protruded by jack 103
It is matched in cavity inside connection disk body 1 with the slot on inserted link 351.
For the ease of disassembling and installing six dog chucks 3, it is also provided with mounting hole 101 on connection disk body 1, further
, the quantity of mounting hole 101 is equipped with 3 and is uniformly arranged on connection disk body 1, and mounting hole 101 is counter sink, in mounting hole
Bolt 5 is equipped in 101, advantageous, bolt 5 is made of stud 51 and nut 52, and the upper end of nut 52 has and connect disk body 1
The arcwall face to match, bolt 5 are threaded with fixed link 4, are equipped with boss 33 on six dog chucks, 3 outer wall, boss 33 and solid
The quantity of fixed pole 4 matches, and boss 33 and the axis collinear of fixed link 4 are arranged, and 4 one end of fixed link is connected on boss 33.
Specifically used method is as follows:
When in use, it places a device into pipeline, spanner 37 is inserted into the slot of inserted link 351 by jack 103, rotation
Spanner 37, spanner 37 drive cone pinion 35 to rotate, and cone pinion 35 drives large bevel gear 36 to be rotated, due to large bevel gear
36 are equipped with flat thread 361, and six claws 32 that flat thread 361 drives and flat thread 361 is meshed are simultaneously to center
Or be displaced outwardly, and then claw 32 drives support rod 2 to be displaced, so as to adjust support rod according to the diameter of pipeline
Length realizes the support in transportational process to different pipelines.
As shown in figures 10-13, a kind of pipeline transportation anti-deformation device that embodiment two proposes, it includes connection disk body 1,
The connection disk body 1 is hollow structure, is along the circumferential direction opened up on connection disk body 1 there are six equally distributed through-hole 102, logical
Support rod 2 is equipped in hole 102, one end of support rod 2 stretches out through-hole 102 and extends to 1 outside of connection disk body, in connection disk body 1
Interior to be equipped with driving mechanism, which includes six along the circumferential direction uniformly distributed first axles 6, first axle 6 and 2 phase of support rod
Even, it is hinged with flexible connecting rod 7 between adjacent first axle 6, further, is all provided on the front and rear sides face of first axle 6
It is symmetrical set the connecting rod 7, the front and rear sides face of first axle 6 fits with the inner wall for connecting disk body 1, first axle 6 and connecting rod 7
It is equipped with the hexagonal gear 8 in regular hexagon shape in the confined space surrounded, is fixedly connected with the first pin at the center of hexagonal gear 8
Axis 9, the both ends of the first pin shaft 9 are hinged on connection disk body 1, advantageous, are operated in order to facilitate staff, on the first pin shaft 9
It is also connected with rocking handle 10.
During support, 2 return of support rod, causes nozzle distortion in order to prevent, and also cooperation is equipped on hexagonal gear 8
Pawl 81 is hinged with check lever 82 on pawl 81, which is fixed on hexagonal gear 8.
Specifically used method is as follows:
When in use, rotation crank 10 drive hexagonal gear 8 to be rotated, in 8 rotary course of hexagonal gear, due to
The distance between the diagonal line of hexagonal gear side more symmetrical than any two is big, and connecting rod 7 has elasticity, can stretch, institute
It will drive first axle 6 to center with connecting rod 7 or be displaced outwardly, first axle 6 drives support rod 2 to be moved, thus can root
The length of support rod 2 is adjusted according to the diameter of pipeline, to realize the support in transportational process to different pipelines.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that: not
A variety of change, modification, replacement and modification can be carried out to these embodiments in the case where being detached from the principle of the present invention and objective, this
The range of invention is defined by the claims and their equivalents.
Claims (9)
1. a kind of pipeline transportation anti-deformation device, including connection disk body (1), which is characterized in that during the connection disk body (1) is
Hollow structure, along the circumferential direction opens up that there are six equally distributed through-hole (102), the through-holes (102) on the connection disk body (1)
It is equipped with support rod (2), the through-hole (102) is stretched out in one end of the support rod (2), is equipped with and drives in the connection disk body (1)
Motivation structure, the driving mechanism are connected with the support rod (2) and make six support rods (2) simultaneously in the through-hole
(102) it is moved in.
2. a kind of pipeline transportation anti-deformation device according to claim 1, which is characterized in that the driving mechanism is six
Dog chuck (3), six dog chuck (3) are fixedly connected on the connection disk body (1), and six dog chuck (3) includes chuck
Body (31) offers sliding slot (34) on the chuck body (31), slidably connects claw (32), the card in the sliding slot (34)
One end of pawl (32) is connected with the support rod (2), is equipped with large bevel gear (36) in the chuck body (31), the large bevel gear
(36) flat thread (361) are equipped with, the flat thread (361) is connected with the claw (32), the large bevel gear (36)
It has also meshed with cone pinion (35), the spanner (37) for rotating the cone pinion (35) is inserted on the cone pinion (35).
3. a kind of pipeline transportation anti-deformation device according to claim 1, which is characterized in that the driving mechanism includes
Six along the circumferential direction uniformly distributed first axles (6), the first axle (6) are connected with the support rod (2), the adjacent first axle
(6) it is hinged between flexible connecting rod (7), is equipped in the confined space that the first axle (6) and the connecting rod (7) surround
It in the hexagonal gear (8) of regular hexagon shape, is fixedly connected with the first pin shaft (9) at the center of the hexagonal gear (8), described
One pin shaft (9) is hinged on the connection disk body (1), is also connected with rocking handle (10) on first pin shaft (9), the hexagonal tooth
It takes turns also to cooperate on (8) and is equipped with pawl (81).
4. a kind of pipeline transportation anti-deformation device according to claim 3, which is characterized in that the first axle (9)
Front and rear sides face is equipped with the connecting rod (7) being symmetrical set.
5. a kind of pipeline transportation anti-deformation device according to claim 2, which is characterized in that the connection disk body (1)
On be also provided with mounting hole (101), is equipped with bolt (5) in the mounting hole (101), the bolt (5) is threaded with solid
Fixed pole (4), described fixed link (4) one end are connected on the outer wall of six dog chuck (3).
6. a kind of pipeline transportation anti-deformation device according to claim 2, which is characterized in that the connection disk body (1)
On be also provided with jack (103), the interior activity of the jack (103) is equipped with the spanner (37).
7. a kind of pipeline transportation anti-deformation device according to claim 2, which is characterized in that the mounting hole (101)
Quantity be equipped with and 3 and be uniformly arranged on the connection disk body (1).
8. a kind of pipeline transportation anti-deformation device according to claim 3, which is characterized in that cut with scissors on the pawl (81)
It is connected to check lever (82), the check lever (82) is fixed on the hexagonal gear (8).
9. a kind of application method of pipeline transportation anti-deformation device, which is characterized in that using described in any one of claim 1-8
A kind of pipeline transportation anti-deformation device, comprising the following steps:
When in use, when driving mechanism is six dog chucks (3), cone pinion (35) are rotated using spanner (37), cone pinion
(35) large bevel gear (36) are driven to be rotated, since large bevel gear (36) are equipped with flat thread (361), flat thread
(361) six claws (32) of drive to center or are displaced outwardly simultaneously, and claw (32) drives support rod (2) to be displaced, and realize
To the support of different pipelines in transportational process；
When driving mechanism is hexagonal gear (8) and its component, rotation crank (10) drives hexagonal gear (8) to be rotated,
In hexagonal gear (8) rotary course, due to connecting rod (7) have elasticity, can stretch, connecting rod (7) drive first axle (6) to
Center is displaced outwardly, and first axle (6) drives support rod (2) to be moved, and realizes the support in transportational process to different pipelines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910571382.6A CN110371475B (en) | 2019-06-24 | 2019-06-24 | Anti-deformation device for pipeline transportation and using method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910571382.6A CN110371475B (en) | 2019-06-24 | 2019-06-24 | Anti-deformation device for pipeline transportation and using method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110371475A true CN110371475A (en) | 2019-10-25 |
| CN110371475B CN110371475B (en) | 2021-04-06 |
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ID=68251097
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910571382.6A Active CN110371475B (en) | 2019-06-24 | 2019-06-24 | Anti-deformation device for pipeline transportation and using method thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN110371475B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111895212A (en) * | 2020-08-05 | 2020-11-06 | 山东大学 | Pipeline leakage stoppage robot and working method |
| CN111942737A (en) * | 2020-08-11 | 2020-11-17 | 国电联合动力技术(连云港)有限公司 | Anti-deformation tool and anti-deformation method for root of fan blade |
| CN111993132A (en) * | 2020-08-16 | 2020-11-27 | 谢琼玲 | Anti-deformation metal pipe drilling machine |
| CN115031091A (en) * | 2022-05-27 | 2022-09-09 | 中国化学工程第三建设有限公司 | Support device for preventing deformation of end part of pipeline |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101554667A (en) * | 2009-05-19 | 2009-10-14 | 青岛北方星火通用机床有限公司 | Chuck structure of three-claw interlocking heavy horizontal lathe |
| CN203526604U (en) * | 2013-10-17 | 2014-04-09 | 保定市立中车轮制造有限公司 | Linkage adjusting chuck |
| CN105253460A (en) * | 2015-11-17 | 2016-01-20 | 大连华锐重工集团股份有限公司 | Adjustable multi-star shaped tool for large cylinder |
| CN205394048U (en) * | 2016-03-31 | 2016-07-27 | 北京福田康明斯发动机有限公司 | A frock chuck for pressing from both sides tight work piece |
| CN205800246U (en) * | 2016-06-17 | 2016-12-14 | 泰兴市双羊皮革橡塑机械厂 | Chuck mode dilator |
-
2019
- 2019-06-24 CN CN201910571382.6A patent/CN110371475B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101554667A (en) * | 2009-05-19 | 2009-10-14 | 青岛北方星火通用机床有限公司 | Chuck structure of three-claw interlocking heavy horizontal lathe |
| CN203526604U (en) * | 2013-10-17 | 2014-04-09 | 保定市立中车轮制造有限公司 | Linkage adjusting chuck |
| CN105253460A (en) * | 2015-11-17 | 2016-01-20 | 大连华锐重工集团股份有限公司 | Adjustable multi-star shaped tool for large cylinder |
| CN205394048U (en) * | 2016-03-31 | 2016-07-27 | 北京福田康明斯发动机有限公司 | A frock chuck for pressing from both sides tight work piece |
| CN205800246U (en) * | 2016-06-17 | 2016-12-14 | 泰兴市双羊皮革橡塑机械厂 | Chuck mode dilator |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111895212A (en) * | 2020-08-05 | 2020-11-06 | 山东大学 | Pipeline leakage stoppage robot and working method |
| CN111895212B (en) * | 2020-08-05 | 2021-07-16 | 山东大学 | Pipeline leakage stoppage robot and working method |
| CN111942737A (en) * | 2020-08-11 | 2020-11-17 | 国电联合动力技术(连云港)有限公司 | Anti-deformation tool and anti-deformation method for root of fan blade |
| CN111993132A (en) * | 2020-08-16 | 2020-11-27 | 谢琼玲 | Anti-deformation metal pipe drilling machine |
| CN111993132B (en) * | 2020-08-16 | 2021-12-07 | 上海世柯仓储设备工程有限公司 | Anti-deformation metal pipe drilling machine |
| CN115031091A (en) * | 2022-05-27 | 2022-09-09 | 中国化学工程第三建设有限公司 | Support device for preventing deformation of end part of pipeline |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110371475B (en) | 2021-04-06 |
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Effective date of registration: 20191227 Address after: Room 3002, North building, No. 127, Lishan Road, Jinan City, Shandong Province Applicant after: Shandong Water Environmental Protection Group Co. Ltd. Address before: Room 1846, Shuifa building, No. 33399, jingshidong Road, Licheng District, Jinan City, Shandong Province Applicant before: Hou Deguo |
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