CN103879930A - Clamping mechanism of electrical pipeline lift - Google Patents
Clamping mechanism of electrical pipeline lift Download PDFInfo
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- CN103879930A CN103879930A CN201410125147.3A CN201410125147A CN103879930A CN 103879930 A CN103879930 A CN 103879930A CN 201410125147 A CN201410125147 A CN 201410125147A CN 103879930 A CN103879930 A CN 103879930A
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- snap ring
- pipe fitting
- clamping ring
- handle
- right snap
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- 230000001105 regulatory effect Effects 0.000 description 3
- 239000011435 rock Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000001771 impaired effect Effects 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
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- 238000012986 modification Methods 0.000 description 1
- 238000007363 ring formation reaction Methods 0.000 description 1
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Abstract
The invention discloses a clamping mechanism of an electrical pipeline lift. The clamping mechanism comprises a left clamping ring and a right clamping ring, and the left clamping ring is connected with the right clamping ring through a hinge pin. A handle is arranged on the upper portion of the right clamping ring, protrusions are arranged on the two sides of the handle, the handle is further provided with a pressing rod, the two ends of the pressing rod are connected with hanging rods, the upper portion of the left clamping ring is provided with hanging lugs, the hanging rods penetrate through the protrusions and are matched with the hanging lugs to enable the left clamping ring and the right clamping ring to be fixedly connected, and the hanging rods are further provided with a spring located between the protrusions and the pressing rod. In the clamping process, connection between the left clamping ring and the right clamping ring is adjusted through the spring. When a lifting portion swings obviously, the compressed spring keeps acting force between the pressing rod and the protrusions at any time, the clamping strength on a pipe fitting is guaranteed, and the pipe fitting is prevented from slipping downwards in the swinging process; meanwhile, relative sliding friction between the pipe fitting and the left clamping ring and relative sliding friction between the pipe fitting and the right clamping ring are avoided, and the damage degree of the pipe fitting is reduced.
Description
Technical field
The present invention relates to a kind of elevator, specifically refer to a kind of clamping device of electrical conduits elevator.
Background technology
Traditional spiral lift is generally made up of parts such as worm and gear, casing, bearing, leading screws; Principle of work is: motor or the rotation of manual drives worm screw, and the rotation of worm drive worm gear reducer, worm gear inner chamber is processed as negative thread, drives leading screw to move up and down, and because there is worm and gear inside, the deceleration effort of leading screw, reaches the effect of amplifying thrust.And spiral lift is very wide as its use field of jacking equipment in a kind of modern times, the development of screw-threaded shaft elevator is also very fast, be not difficult to draw the developing direction of following elevator, its medium velocity, speed change and safety performance are main points wherein, the importance of safety is all extremely important on various device, the spiral lift that lifting mode stage uses will be higher in safety requirements, in order to guarantee performing artist's safety, what lifting table designed will be larger, and the elevator using also can be larger, nowadays the elevator diameter that large-scale arenas uses will exceed 3 meters, stability and safety are also greatly improved.As use in mines elevator, its hoisting depth can reach several kms, and present stage, the hoisting speed of tens meters per second can not meet demand, and hoisting speed will further promote so, reach km on hundreds of per second, and acceleration amplitude also will strengthen.
But in the spiral lift of middle-size and small-size bearing load, in the situation such as electrical fault or power-off time, the lifting unit branch of elevator drops suddenly, and then cause between lifting part and support section producing larger impact dynamics, easily cause lifting partial interior impaired, and then the service life of having reduced elevator; In pipe fitting lifting process, return as required pipe fitting is carried out to vertical lifting, holding device by lifting part clamps pipe fitting, holding device general in the time of lifting easily occurs loosening, can cause pipe fitting glide and in downslide process outer surface of pipe fittings can rub with holding device, cause pipe fitting impaired.
Summary of the invention
The object of the present invention is to provide a kind of clamping device of electrical conduits elevator, avoid pipe fitting surprisingly to become flexible in lifting process and cause pipe fitting to glide, reduce the pipe fitting extent of damage.
Object of the present invention is achieved through the following technical solutions:
A kind of clamping device of electrical conduits elevator, comprise left snap ring and right snap ring, described left snap ring is connected with right snap ring by bearing pin, on described right snap ring top, handle is installed, the both sides of handle are provided with projection, and depression bar is also installed on handle, the two ends of described depression bar are connected with peg, described left snap ring top is provided with hangers, and peg coordinates with hangers left snap ring is fixedly connected with right snap ring through projection, is also provided with spring and spring is located between projection and depression bar on peg.The present invention in use, end, pipe fitting lower end is placed in the border circular areas forming between left snap ring and right snap ring, promote depression bar, peg is moved forward, and spring is compressed simultaneously, and peg engages with hangers through projection, left snap ring and right snap ring are connected and fixed, utilize the elastic force of spring to act on respectively depression bar and projection, make peg produce an application force along handle orientations to hangers, and then complete the clamping to pipe fitting, when completing after lifting process, manually firmly depression bar is continued to press down, peg and hangers are separated, left snap ring separates by bearing pin automatically with right snap ring, unclamp the clamping to pipe fitting, in clamping process, by spring, being connected between left snap ring and right snap ring regulated, in the time that lifting unit divides appearance obviously to rock, the spring of compression keeps at any time to the application force between depression bar and projection, guarantee the dynamics of the clamping of pipe fitting, avoid pipe fitting in the process of rocking, to occur the phenomenon gliding, avoid pipe fitting and left snap ring simultaneously, between right snap ring, there is relative cliding friction, reduce the extent of damage of pipe fitting.
On the circle ring inner wall of described left snap ring and right snap ring formation, be provided with multiple major arc grooves, described major arc groove annular array is distributed in circle ring inner wall.The smooth circular clamping face that left and right snap ring forms is less to the clamping dynamics of pipe fitting, and pipe fitting easily glides in lifting process; The multiple major arc grooves that arrange are compared with general deep-slotted chip breaker, square groove, increase the area of contact of annulus part with pipe fitting appearance, when improving annulus part to the Clamping force of pipe fitting appearance, also avoid pipe fitting appearance by the groove edge scratch of groove, improved the clamping stability of left and right snap ring in lifting process.
On described right snap ring, anticreep plate is also installed, and anticreep plate and right snap ring hinged.When lifting, pipe fitting itself has certain weight, particularly in the time that pipe fitting starts clamping or finishes clamping, also need manually pipe fitting to be helped, strengthened staff's work capacity, the anticreep plate of setting and the bottom-hinged of right snap ring, can be rotated it, in the time that pipe fitting is clamped, bottom by the rotation of anticreep plate to left and right snap ring, anticreep plate, for pipe fitting provides certain support, facilitates the fast clamp of pipe fitting; In the time finishing the clamping of pipe fitting, anticreep plate is held pipe fitting, has save the artificial support to pipe fitting, has reduced workman's working strength.
Described handle is hinged by connecting panel and right snap ring, and described connecting panel is fixed on right snap ring.Handle and right snap ring are hinged, and when clamping, handle can move up and down, and in the time that handle moves down, can increase the application force of peg to hangers, improve the clamping dynamics of left and right snap ring to pipe fitting; In the time that handle moves up, can in the time that finishing, clamping reduce the application force of peg to hangers, shorten the operating time, increase work efficiency.
Described spring is torsion spring.
The present invention compared with prior art, has following advantage and beneficial effect:
1, the clamping device of a kind of electrical conduits elevator of the present invention, in clamping process, by spring, being connected between left snap ring and right snap ring regulated, in the time that lifting unit divides appearance obviously to rock, the spring of compression keeps at any time to the application force between depression bar and projection, guarantees the dynamics of the clamping of pipe fitting, avoids pipe fitting in the process of rocking, to occur the phenomenon gliding, avoid occurring relative cliding friction between pipe fitting and left snap ring, right snap ring simultaneously, reduce the extent of damage of pipe fitting;
2, the clamping device of a kind of electrical conduits elevator of the present invention, in the time that pipe fitting is clamped, the bottom by the rotation of anticreep plate to left and right snap ring, anticreep plate, for pipe fitting provides certain support, facilitates the fast clamp of pipe fitting; In the time finishing the clamping of pipe fitting, anticreep plate is held pipe fitting, has save the artificial support to pipe fitting, has reduced workman's working strength;
3, the clamping device of a kind of electrical conduits elevator of the present invention, handle and right snap ring are hinged, and when clamping, handle can move up and down, and in the time that handle moves down, can increase the application force of peg to hangers, improves the clamping dynamics of left and right snap ring to pipe fitting; In the time that handle moves up, can in the time that finishing, clamping reduce the application force of peg to hangers, shorten the operating time, increase work efficiency.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide the further understanding to the embodiment of the present invention, forms the application's a part, does not form the restriction to the embodiment of the present invention.In the accompanying drawings:
Fig. 1 is structural representation of the present invention;
Mark and corresponding parts title in accompanying drawing:
The left snap ring of 1-, the right snap ring of 2-, 3-bearing pin, 4-handle, 5-depression bar, 6-peg, 7-projection, 8-hangers, 9-spring, 10-major arc groove, 11-connecting panel, 12-anticreep plate.
The specific embodiment
For making the object, technical solutions and advantages of the present invention clearer, below in conjunction with embodiment and accompanying drawing, the present invention is described in further detail, and exemplary embodiment of the present invention and explanation thereof are only for explaining the present invention, not as a limitation of the invention.
Embodiment
As shown in Figure 1, the clamping device of a kind of electrical conduits elevator of the present invention, comprise left snap ring 1 and right snap ring 2, described left snap ring 1 is connected with right snap ring 2 by bearing pin 3, on described right snap ring 2 tops, handle 4 is installed, the both sides of handle 4 are provided with projection 7, depression bar 5 is also installed on handle 4, the two ends of described depression bar 5 are connected with peg 6, described left snap ring 1 top is provided with hangers 8, peg 6 coordinates with hangers 8 left snap ring 1 is fixedly connected with right snap ring 2 through projection 7, is also provided with spring 9 and spring 9 and is located between projection 7 and depression bar 5 on peg 6; On the circle ring inner wall forming at described left snap ring 1 and right snap ring 2, be provided with multiple major arc grooves 10, described major arc groove 10 annular arrays are distributed in circle ring inner wall; On described right snap ring 2, anticreep plate 12 is also installed, and anticreep plate 12 is hinged with right snap ring 2; Described handle 4 is hinged by connecting panel 11 and right snap ring 2, and described connecting panel 11 is fixed on right snap ring 2.
The present invention in use, end, pipe fitting lower end is placed in the border circular areas forming between left snap ring 1 and right snap ring 2, promote depression bar 5, peg 6 is moved forward, and spring 9 is compressed simultaneously, and peg 6 engages with hangers 8 through projection 7, left snap ring 1 is connected and fixed with right snap ring 2, utilize the elastic force of spring 9 to act on respectively depression bar 5 and projection 7, make peg 6 produce an application force along handle 4 directions to hangers 8, and then complete the clamping to pipe fitting, when completing after lifting process, manually firmly depression bar 5 is continued to press down, peg 6 and hangers 8 are separated, left snap ring 1 separates by bearing pin 3 automatically with right snap ring 2, unclamp the clamping to pipe fitting, in clamping process, by spring 9, being connected between left snap ring 1 and right snap ring 2 regulated, in the time that lifting unit divides appearance obviously to rock, the spring 9 of compression keeps at any time to the application force between depression bar 5 and projection 7, guarantee the dynamics of the clamping of pipe fitting, avoid pipe fitting in the process of rocking, to occur the phenomenon gliding, avoid pipe fitting and left snap ring 1 simultaneously, between right snap ring 2, there is relative cliding friction, reduce the extent of damage of pipe fitting, the smooth circular clamping face that left and right snap ring 2 forms is less to the clamping dynamics of pipe fitting, and pipe fitting easily glides in lifting process, the multiple major arc grooves 10 that arrange are compared with general deep-slotted chip breaker, square groove, increase the area of contact of annulus part with pipe fitting appearance, when improving annulus part to the Clamping force of pipe fitting appearance, also avoid pipe fitting appearance by the groove edge scratch of groove, improved the clamping stability of left and right snap ring 2 in lifting process.
When lifting, pipe fitting itself has certain weight, particularly in the time that pipe fitting starts clamping or finishes clamping, also need manually pipe fitting to be helped, strengthened staff's work capacity, the anticreep plate 12 of setting and the bottom-hinged of right snap ring 2, can be rotated it, in the time that pipe fitting is clamped, anticreep plate 12 is rotated to the bottom of left and right snap ring 2, and anticreep plate 12, for pipe fitting provides certain support, facilitates the fast clamp of pipe fitting; In the time finishing the clamping of pipe fitting, anticreep plate 12 is held pipe fitting, has save the artificial support to pipe fitting, has reduced workman's working strength; Handle 4 is hinged with right snap ring 2, and when clamping, handle 4 can move up and down, and in the time that handle 4 moves down, can increase the application force of peg 6 to hangers 8, improves the clamping dynamics of left and right snap ring 2 to pipe fitting; In the time that handle 4 moves up, can in the time that finishing, clamping reduce the application force of peg 6 to hangers 8, shorten the operating time, increase work efficiency.
The above-described specific embodiment; object of the present invention, technical scheme and beneficial effect are further described; institute is understood that; the foregoing is only the specific embodiment of the present invention; the protection domain being not intended to limit the present invention; within the spirit and principles in the present invention all, any modification of making, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (5)
1. the clamping device of an electrical conduits elevator, comprise left snap ring (1) and right snap ring (2), described left snap ring (1) is connected with right snap ring (2) by bearing pin (3), it is characterized in that: on described right snap ring (2) top, handle (4) is installed, the both sides of handle (4) are provided with projection (7), depression bar (5) is also installed on handle (4), the two ends of described depression bar (5) are connected with peg (6), described left snap ring (1) top is provided with hangers (8), peg (6) coordinates left snap ring (1) is fixedly connected with right snap ring (2) with hangers (8) through projection (7), on peg (6), being also provided with spring (9) and spring (9) is located between projection (7) and depression bar (5).
2. the clamping device of a kind of electrical conduits elevator according to claim 1, it is characterized in that: on the circle ring inner wall forming at described left snap ring (1) and right snap ring (2), be provided with multiple major arc grooves (10), described major arc groove (10) annular array is distributed in circle ring inner wall.
3. the clamping device of a kind of electrical conduits elevator according to claim 1, is characterized in that: anticreep plate (12) is also installed on described right snap ring (2), and anticreep plate (12) is hinged with right snap ring (2).
4. the clamping device of a kind of electrical conduits elevator according to claim 1, is characterized in that: described handle (4) is hinged by connecting panel (11) and right snap ring (2), and described connecting panel (11) is fixed on right snap ring (2).
5. according to the clamping device of a kind of electrical conduits elevator described in claim 1 ~ 4 any one, it is characterized in that: described spring (9) is torsion spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410125147.3A CN103879930B (en) | 2014-03-31 | 2014-03-31 | A kind of clamping device of electrical conduits elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410125147.3A CN103879930B (en) | 2014-03-31 | 2014-03-31 | A kind of clamping device of electrical conduits elevator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103879930A true CN103879930A (en) | 2014-06-25 |
| CN103879930B CN103879930B (en) | 2016-03-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410125147.3A Expired - Fee Related CN103879930B (en) | 2014-03-31 | 2014-03-31 | A kind of clamping device of electrical conduits elevator |
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| Country | Link |
|---|---|
| CN (1) | CN103879930B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110905597A (en) * | 2019-12-11 | 2020-03-24 | 陈春阳 | Pipeline fixing device for tunnel |
| CN112046403A (en) * | 2020-08-17 | 2020-12-08 | 安徽江淮汽车集团股份有限公司 | Ejector rod structure |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2617678A (en) * | 1951-01-15 | 1952-11-11 | Clarence L Kelso | Pipe lowering clamp |
| CN202046848U (en) * | 2011-04-18 | 2011-11-23 | 卡斯卡特(厦门)叉车属具有限公司 | Paper roll carrying device |
| CN102583200A (en) * | 2012-03-24 | 2012-07-18 | 无锡久一重工机械有限公司 | Pipe lifting bar |
| CN102730549A (en) * | 2012-06-20 | 2012-10-17 | 中国石油大学(北京) | Pipeline clamping tool and pipeline lifting method |
| CN202704829U (en) * | 2012-06-20 | 2013-01-30 | 中国石油大学(北京) | Pipeline clamping tool |
| CN203781799U (en) * | 2014-03-31 | 2014-08-20 | 成都振中电气有限公司 | Quick elevator clamp for electric pipeline |
-
2014
- 2014-03-31 CN CN201410125147.3A patent/CN103879930B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2617678A (en) * | 1951-01-15 | 1952-11-11 | Clarence L Kelso | Pipe lowering clamp |
| CN202046848U (en) * | 2011-04-18 | 2011-11-23 | 卡斯卡特(厦门)叉车属具有限公司 | Paper roll carrying device |
| CN102583200A (en) * | 2012-03-24 | 2012-07-18 | 无锡久一重工机械有限公司 | Pipe lifting bar |
| CN102730549A (en) * | 2012-06-20 | 2012-10-17 | 中国石油大学(北京) | Pipeline clamping tool and pipeline lifting method |
| CN202704829U (en) * | 2012-06-20 | 2013-01-30 | 中国石油大学(北京) | Pipeline clamping tool |
| CN203781799U (en) * | 2014-03-31 | 2014-08-20 | 成都振中电气有限公司 | Quick elevator clamp for electric pipeline |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110905597A (en) * | 2019-12-11 | 2020-03-24 | 陈春阳 | Pipeline fixing device for tunnel |
| CN110905597B (en) * | 2019-12-11 | 2021-08-27 | 河北地质大学 | Pipeline fixing device for tunnel |
| CN112046403A (en) * | 2020-08-17 | 2020-12-08 | 安徽江淮汽车集团股份有限公司 | Ejector rod structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103879930B (en) | 2016-03-23 |
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Legal Events
| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Wang Fubin Inventor before: Chen Huaizhi Inventor before: Wang Gang Inventor before: Nie Haitao Inventor before: Zhang Renyou Inventor before: Hu Guobo |
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| CB03 | Change of inventor or designer information | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20171107 Address after: 225600, Jiangsu City, Yangzhou province Gaoyou Guo town industrial concentration area Patentee after: Gaoyou excellent lighting equipment factory Address before: 610000 Sichuan city of Chengdu Province Economic and Technological Development Zone Zhenzhong Road No. 1 Patentee before: CHENGDU ZHENZHONG ELECTRIC Co.,Ltd. |
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| TR01 | Transfer of patent right |
Effective date of registration: 20190117 Address after: Room 107, Building No. 28, Hexili, Xiba, Chaoyang District, Beijing Patentee after: Li Qiannan Address before: 225600 Jiangsu Yangzhou Gaoyou City Guo Ji Town Industrial Concentration Area Patentee before: Gaoyou excellent lighting equipment factory |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191025 Address after: 262700, No. 1757 Bohai South Road, Shouguang City, Shandong, Weifang Patentee after: SHANDONG SHOUGUANG JUNENG ELECTRIC Co.,Ltd. Address before: Room 107, Building No. 28, Hexili, Xiba, Chaoyang District, Beijing Patentee before: Li Qiannan |
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| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160323 |
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| CF01 | Termination of patent right due to non-payment of annual fee |