CN104002123A - Portable steel-plastic tube end protecting ring expanding and closing device - Google Patents
Portable steel-plastic tube end protecting ring expanding and closing device Download PDFInfo
- Publication number
- CN104002123A CN104002123A CN201410213606.3A CN201410213606A CN104002123A CN 104002123 A CN104002123 A CN 104002123A CN 201410213606 A CN201410213606 A CN 201410213606A CN 104002123 A CN104002123 A CN 104002123A
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- China
- Prior art keywords
- pipe
- rises
- protection ring
- locking device
- portable steel
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C63/00—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor
- B29C63/38—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor by liberation of internal stresses
- B29C63/42—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor by liberation of internal stresses using tubular layers or sheathings
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Clamps And Clips (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The invention discloses a portable steel-plastic tube end protecting ring expanding and closing device. The device comprises an outer shell, a linear driving mechanism fixedly connected with the outer shell, and a conical part connected with the linear driving mechanism, wherein the end, away from the linear driving mechanism, of the outer shell is provided with an installing tube, and an expanding and closing part is arranged on the installing tube; the expanding and closing part comprises a wedge part and an elastic fixing sleeve arranged on the outer circumferential face of the wedge part in a sleeved mode, the wedge part comprises a plurality of wedges, a plurality of inserting openings communicated with an inner hole of the installing tube are evenly distributed in the outer circumferential face of the installing tube, and the wedges are inserted in the inserting openings and bound into a whole through the elastic fixing sleeve. The device is simple in structure, convenient to carry, small in size, light in weight, easy to operate, convenient to maintain and good in maintainability.
Description
Technical field
The present invention relates to technique of pipe field, relate in particular and a kind ofly for steel pipe protecting ring, rise and attach together the device of joining.
Background technology
Patent publication No. CN 103447810A, the Chinese invention patent of open day 2013.12.18 discloses a kind of steel of moulding protection of pipe ring for the steel tube end part tensioner at sleeve pipe and has moulded pipe pipe end protection ring tensioner assembly machine, comprise total support, be arranged at steel tube fixing clamp tool and swelling device on total support, described swelling device comprises guide seats and is arranged at the tension mechanism moving ahead on base, in described guide seats, be provided with the axis of guide of horizontally set, described tension mechanism comprises the slide that is set up on the axis of guide and can slides along the axis of guide and is arranged at the harmomegathus frame on slide and is arranged at the tensioner parts on tensioner frame.Tensioner parts comprise expansion shaft, harmomegathus axle sleeve and tensioner head; harmomegathus head comprises the inner slide and the outer slide that also can radially slide being buckled on inner slide that is arranged at power transmission shaft front end; this assembly machine is fixed steel pipe by steel tube fixing clamp tool, then by swelling device, the protection of pipe ring of moulding of steel tube end part is carried out to tensioner.
But; in actual work, we find; existing tensioner assembly machine; its volume is large, large, the mobile difficulty that takes up room, and is applicable to large-scale production and application in factory, and carries out in process of deployment and in maintenance process at pipeline; often can run into steel pipe and need to carry out protection ring assembling; and this time can only be, after transporting steel pipe back factory again and assembling, to transport go back to building site now, very inconvenient.
Summary of the invention
The object of this invention is to provide for the deficiencies in the prior art part, provide a kind of portable steel to mould the pipe pipe end protection ring locking device that rises, it is simple in structure, be easy to carry, volume is little, lightweight, processing ease, easy to maintenance, and maintainability performance is good.
In order to solve the problems of the technologies described above, technical scheme of the present invention is as follows: portable steel is moulded the pipe pipe end protection ring locking device that rises, and comprises the straight line driving mechanism that shell body is fixedly connected with described shell body and the tapered portion being connected with described straight line driving mechanism; Described shell body is provided with mounting pipe in the end away from described straight line driving mechanism, in described mounting pipe, the portion of closing of rising is installed; The described portion of closing of rising comprises wedge portions and is sleeved on the flexible fastening cover on described wedge portions outer circumference surface, described wedge portions comprises a plurality of voussoirs, uniform a plurality of sockets that communicate with its endoporus on described mounting pipe outer circumference surface, a plurality of described voussoirs are plugged in described socket, and in aggregates by the constraint of described flexible fastening cover.
The applicant finds in production practices, at the construction field (site), often there is the demand of temporarily carrying out protection ring tensioner, and present way is normally transported steel pipe back factory and is carried out tensioner, trouble very not only, and in the process of carrying, also easily cause steel pipe damage, for this reason, we improve existing protection ring assembly machine, focus on being easy to carry, dismantle and install, and make that its structure is simple as much as possible, compact, lightweight, thereby the technical scheme that has had the application, in the application, voussoir is plugged in socket, utilize flexible fastening cover that a plurality of voussoirs are held onto, make its one-tenth as a whole, this structure is first very simple, secondly, very easy for removal and installation, when needing dismounting, flexible fastening cover is shifted out (because it has elasticity, so be convenient to very much dismounting, install, easily replace), just voussoir is extracted from socket easily, can within the very short time, complete dismounting, change easily or keep in repair, after completing maintenance or replacing, again flexible fastening cover cover is loaded onto, just can work, between flexible fastening cover and voussoir, the parts that do not connect between the two, between voussoir and mounting pipe, also the parts that do not make both be connected and fixed, simplify the structure greatly, and flexible fastening cover not only can play the effect of constraint voussoir, in work, it provides the power of reset can also to the voussoir stretching out, the more important thing is, in carrying out tube process, be limited to machining accuracy, the reasons such as cost, between the circularity of steel tube inner hole to be processed and the circularity of protection ring, there is difference, and utilize flexible fastening cover can make up this difference, make the protection ring can be better and steel tube inner hole laminating, guarantee tensioner effect.
As preferably, the outer circumference surface of described mounting pipe is continuous cylinder face or the spaced face of cylinder or regular polygon surface or taper seat or spaced taper seat continuously.
As preferably, the interior inserted block that described voussoir comprises and described socket coordinates and the outer fixed block being connected with described interior inserted block, described in each, outer fixed block is arc surface away from the end face of described interior inserted block.
Outer fixed block contacts with flexible fastening cover, flexible fastening cover is exerted pressure rising when closing, it plays spacing effect simultaneously, and interior inserted block and jack coordinate, and complete grafting, simultaneously, in the process of work, interior inserted block and jack complement each other to form guiding pair, play the effect of guiding, make voussoir when moving radially, guarantee its positional precision.
As preferably, what described interpolation block gap coordinated is plugged in described socket, and the width of described interior inserted block is less than the width of described outer fixed block, under the resilient force of described flexible fastening cover, the face that described outer fixed block and described interior inserted block are crossing and the laminating of described mounting pipe outer circumference surface.
As preferably, two ends of described outer fixed block axial direction are provided with the baffle plate extending along radially, and two described baffle plates and described arc surface form mounting groove, and described flexible fastening is set in described mounting groove.
The formation of mounting groove, is defined the position of flexible fastening cover, prevents in the process of closing that rises, and the position of flexible fastening cover moves axially, and affects tensioner effect; In addition, also can guarantee the constraint of flexible fastening cover to voussoir, prevent that bound voussoir from scattering.
As preferably, described mounting pipe is provided with front limit plate and rear position margining plate, and described voussoir is between described front limit plate, rear position margining plate.
As preferably, described front limit plate, rear position margining plate are the annular plate extending along the whole periphery of described mounting pipe, and the end face that described front limit plate, rear position margining plate and described voussoir contact is plane.
The existence of front and back limiting plate, makes flexible fastening cover and voussoir be limited in, in the region between the limiting plate of front and back, can not moving axially, to guarantee tensioner effect, meanwhile, front and back limiting plate can also play the effect of guiding, when voussoir moves radially, voussoir is entered to guiding.
As preferably, described flexible fastening cover is polyurethane sleeve or elastic caoutchouc cover.
Adopt common polyurethane or rubber to make cylindrical sleeve, and outer circumference surface is smooth, is convenient to contact with protection ring, is conducive to tensioner, in addition, it is convenient to make, and cost compare is cheap.
As preferably, described straight line driving mechanism is hydraulic jack, and the cylinder body of described hydraulic jack and described shell body are spirally connected fixing.
Hydraulic jack and shell body adopt the mode being spirally connected, and its connection is simple, quick, convenient, convenient disassembly, in addition, adopt hydraulic jack as power source, can utilize smaller cylinder diameter (its volume the is smaller) oil pressure that match ratio is higher, realizing the moving of tensioner provides.
As preferably, described shell body, mounting pipe, front limit plate and rear position margining plate are one-body molded, by aluminium alloy, are made.
Adopt integrated mode, make the structure of whole device compact as much as possible, and adopt aluminium alloy to make, when guaranteeing structural strength, also alleviated weight, be easy to carry and use.
Beneficial effect of the present invention is:
Simple in structure, be easy to carry, volume is little, lightweight, processing ease, easy to maintenance, maintainability performance is good.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention is described further:
Fig. 1 is the outline drawing of one embodiment of the invention;
Fig. 2 is the structural representation of Fig. 1.
The specific embodiment
The following stated is only preferred embodiment of the present invention, not scope of the present invention is limited.
Embodiment, is shown in accompanying drawing 1,2, and portable steel is moulded the pipe pipe end protection ring locking device that rises, and comprises the straight line driving mechanism 2 that shell body 1 is fixedly connected with described shell body 1 and the tapered portion 3 being connected with described straight line driving mechanism 2, shell body is made by aluminium alloy, structural strength is high, lightweight, on shell body, be fixed with handle, be used for hand-held, handle and shell body are spirally connected or are welded and fixed, linear drive apparatus can adopt oil cylinder, airdraulic actuator etc., in the present embodiment, what adopt is oil cylinder, can realize larger expanding force with smaller volume, the cylinder body of oil cylinder and shell body are spirally connected fixing, and both are linked into an integrated entity, the piston rod of tapered portion 3 and oil cylinder is fixedly connected with, and the cross section of tapered portion 3 is circle or regular polygon, described shell body 1 is provided with mounting pipe 5 in the end away from described straight line driving mechanism 2, one-body molded or the separable assembled of mounting pipe 5 and shell body, wherein, preferably mode is to adopt the integrated mode of aluminium alloy, and mounting pipe 5 is pipe, its outer circumference surface is the face of cylinder or taper seat, the face of cylinder or taper seat are continuous or spaced, and what in present embodiment, adopt is the continuous face of cylinder, so that make, in addition, the outer circumference surface of mounting pipe can also adopt regular polygon surface, in described mounting pipe 5, the portion of closing 4 of rising is installed, the rise portion of closing 4 of utilization realizes the tensioner to protection ring, the described portion of closing 4 of rising comprises wedge portions and is sleeved on the flexible fastening cover 401 on described wedge portions outer circumference surface, described wedge portions comprises a plurality of voussoirs 402, uniform a plurality of sockets 6 that communicate with its endoporus on described mounting pipe 5 outer circumference surfaces, described voussoir 402 is plugged in described socket 6, quantity is 3,4,5,6,7,8 etc. a plurality of, can slide, and in aggregates by described flexible fastening cover 401 constraints, when flexible fastening cover is moved out of, contact is during to the constraint of voussoir, and voussoir can be extracted from mounting pipe, flexible fastening cover 401 is sleeved on a plurality of voussoirs 402 outsides, relies on the elastic force of flexible fastening cover, makes a plurality of voussoirs 402 in bond firmly, form an integral body, and be fixed in mounting pipe 5, under the effect of tapered portion at oil cylinder, when moving, contact with voussoir 402, voussoir 402 is carried out radially overhanging, make the expansion of flexible fastening cover, complete rising of protection ring and steel pipe and close, then tapered portion is return, and voussoir resets under the effect of flexible fastening cover elastic force, for action next time ready, voussoir 402 is divided into two parts, it comprises the interior inserted block 40201 coordinating with described socket 6 and the outer fixed block 40202 being connected with described interior inserted block 40201, described in each, outer fixed block 40202 is that a plurality of arc surfaces of arc surface just reach into the face of cylinder coordinating with flexible fastening cover away from the end face of described interior inserted block 40201, interior inserted block and outer fixed block are one-body molded, by interior inserted block 40201, realized the connection of voussoir and mounting pipe, simultaneously, utilize flexible fastening cover that voussoir is fixed in mounting pipe, in the middle of this, there is no unnecessary syndeton, structure is very simple, change very convenient, flexible fastening cover is sleeved on voussoir, and be flexible, workman utilizes bottle opener just can very soon flexible fastening cover be disassembled like this, so dismantle very convenient, flexible fastening cover adopts polyurethane sleeve or elastic caoutchouc cover, can also adopt circular arc urethane film to couple together by connecting portion, and connecting portion adopts connecting line, connecting plate etc.Interior inserted block 40201 is in the described socket 6 of being plugged on of matched in clearance, and the width of described interior inserted block 40201 is less than the width of described outer fixed block 40202, under the resilient force of described flexible fastening cover 401, the face that described outer fixed block 40202 and described interior inserted block 40201 are crossing and the 5 outer circumference surface laminatings of described mounting pipe; The surface that interior inserted block 40201 and tapered portion contact, comprises inclined plane, and described inclined plane and tapered portion fit, and meanwhile, is also provided with the plane crossing with inclined plane, and this plane is away from tapered portion.
Two ends of described outer fixed block 40202 axial directions are provided with the baffle plate 40203 extending along radially, two described baffle plates 40203 lay respectively at the two ends of outer fixed block, these two baffle plates and described arc surface form mounting groove, described flexible fastening cover 401 is arranged in described mounting groove, the outer circumference surface of flexible fastening cover 401 protrudes described baffle plate 40203, the height protruding is 1-2mm, guarantees that the flexible fastening cover being squeezed can carry out axial suitable extension when rising and closing, two relative sides of baffle plate are plane, one-body molded in mounting pipe 5 have front limit plate 7 and a rear position margining plate 8, front limit plate, rear position margining plate and mounting pipe 5 form installing space, and described voussoir 402, between described front limit plate 7, rear position margining plate 8, is arranged in this installing space, front limit plate 7, rear position margining plate 8 is the annular plate extending along the whole periphery of described mounting pipe, and described front limit plate 7, the end face that rear position margining plate 8 and described voussoir 402 contact is plane, front limit plate, in rear position margining plate, front limit plate is away from straight line driving mechanism 2, and outer fixed block 40202 is away from end face (namely arc surface) the protrusion front limit plate of described interior inserted block 40201, but be positioned at the below of rear position margining plate, that is to say, an outer fixed block part is protruded front limit plate, and a rear position margining plate part is protruded outer fixed block, such set-up mode, be conducive to the assembling of protection ring and steel pipe, because, when assembling, rear position margining plate can with the end contact of steel pipe, play spacing, the effect of location, in addition, in order to prevent after flexible fastening cover 401 shifts out, the potential safety hazard that voussoir 402 causes because losing constraint disengaging, we are on front limit plate 7, be provided with a plurality of magnet, voussoir 402 is adsorbed, make voussoir 402 and the laminating of front limit plate side, magnet is rectangle, along voussoir 402 slip routes, arranges, in addition,, on rear position margining plate 8, be provided with and a plurality ofly contact steel ball with voussoir 402, steel ball is arranged on the spring jack-up in rear position margining plate 8, and steel ball is along the sliding path setting of voussoir 402, and outer fixed block 40202 contacts side surfaces, it is produced to pressure, prevent that voussoir from departing from.
Claims (10)
1. portable steel is moulded the pipe pipe end protection ring locking device that rises, and comprises the straight line driving mechanism (2) that shell body (1) is fixedly connected with described shell body (1) and the tapered portion (3) being connected with described straight line driving mechanism (2); It is characterized in that: described shell body (1) is provided with mounting pipe (5) in the end away from described straight line driving mechanism (2), the portion of closing of rising (4) is installed in described mounting pipe (5); The described portion of closing of rising (4) comprises wedge portions and is sleeved on the flexible fastening cover (401) on described wedge portions outer circumference surface, described wedge portions comprises a plurality of voussoirs (402), uniform a plurality of sockets (6) that communicate with its endoporus on described mounting pipe (5) outer circumference surface, a plurality of described voussoirs (402) are plugged in described socket (6), and fetter in aggregates by described flexible fastening cover (401).
2. portable steel according to claim 1 is moulded the pipe pipe end protection ring locking device that rises, and it is characterized in that: the outer circumference surface of described mounting pipe is continuous cylinder face or the spaced face of cylinder or regular polygon surface or taper seat or spaced taper seat continuously.
3. portable steel according to claim 1 is moulded the pipe pipe end protection ring locking device that rises; it is characterized in that: described voussoir (402) comprises the interior inserted block (40201) coordinating with described socket (6) and the outer fixed block (40202) being connected with described interior inserted block (40201), and described in each, outer fixed block (40202) is arc surface away from the end face of described interior inserted block (40201).
4. portable steel according to claim 3 is moulded the pipe pipe end protection ring locking device that rises; it is characterized in that: being plugged in described socket (6) of described interior inserted block (40201) matched in clearance; and the width of described interior inserted block (40201) is less than the width of described outer fixed block (40202); under the resilient force of described flexible fastening cover (401), the face that described outer fixed block (40202) and described interior inserted block (40201) are crossing and the laminating of described mounting pipe (5) outer circumference surface.
5. portable steel according to claim 3 is moulded the pipe pipe end protection ring locking device that rises; it is characterized in that: two ends of described outer fixed block (40202) axial direction are provided with the baffle plate (40203) extending along radially; two described baffle plates (40203) and described arc surface form mounting groove, and described flexible fastening cover (401) is arranged in described mounting groove.
6. according to the portable steel described in claim 1 or 2 or 3 or 4 or 5, mould the pipe pipe end protection ring locking device that rises; it is characterized in that: described mounting pipe (5) is provided with front limit plate (7) and rear position margining plate (8), described voussoir (402) is positioned between described front limit plate (7), rear position margining plate (8).
7. portable steel according to claim 6 is moulded the pipe pipe end protection ring locking device that rises; it is characterized in that: described front limit plate (7), the annular plate of rear position margining plate (8) for extending along the whole periphery of described mounting pipe, and the end face that described front limit plate (7), rear position margining plate (8) and described voussoir (402) contact is plane.
8. according to the portable steel described in claim 1 or 2 or 3 or 4 or 5, mould the pipe pipe end protection ring locking device that rises, it is characterized in that: described flexible fastening cover (401) is polyurethane sleeve or elastic caoutchouc cover.
9. according to the portable steel described in claim 1 or 2 or 3 or 4 or 5, mould the pipe pipe end protection ring locking device that rises, it is characterized in that: described straight line driving mechanism (2) is hydraulic jack, and the cylinder body of described hydraulic jack and described shell body (1) are spirally connected fixing.
10. portable steel according to claim 6 is moulded the pipe pipe end protection ring locking device that rises, and it is characterized in that: described shell body (1), mounting pipe (5), front limit plate (7) and rear position margining plate (8) are one-body molded, by aluminium alloy, are made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410213606.3A CN104002123B (en) | 2014-05-21 | 2014-05-21 | Portable steel is moulded pipe pipe end protection ring and is risen locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410213606.3A CN104002123B (en) | 2014-05-21 | 2014-05-21 | Portable steel is moulded pipe pipe end protection ring and is risen locking device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104002123A true CN104002123A (en) | 2014-08-27 |
| CN104002123B CN104002123B (en) | 2016-09-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410213606.3A Active CN104002123B (en) | 2014-05-21 | 2014-05-21 | Portable steel is moulded pipe pipe end protection ring and is risen locking device |
Country Status (1)
| Country | Link |
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| CN (1) | CN104002123B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108817437A (en) * | 2018-09-05 | 2018-11-16 | 中国工程物理研究院机械制造工艺研究所 | A kind of flexibility internal diameter support assembly device |
| CN110421311A (en) * | 2019-08-14 | 2019-11-08 | 长沙华恒机器人***有限公司 | A kind of welding tooling, automatic assembly welding device |
| CN111037769A (en) * | 2019-12-31 | 2020-04-21 | 广州市尤特新材料有限公司 | Tubular ceramic target green compact machining clamp |
| CN111174711A (en) * | 2020-02-23 | 2020-05-19 | 常州机电职业技术学院 | Multifunctional automatic detection device for cylinder sleeve |
| CN113020461A (en) * | 2021-03-04 | 2021-06-25 | 湖南振辉管业有限公司 | Manual reinforcing device and method for metal plastic composite pipe |
| CN114029413A (en) * | 2021-09-15 | 2022-02-11 | 埃斯创(常熟)汽车空调***有限公司 | Pipe expanding mechanism |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108817437A (en) * | 2018-09-05 | 2018-11-16 | 中国工程物理研究院机械制造工艺研究所 | A kind of flexibility internal diameter support assembly device |
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| CN110421311A (en) * | 2019-08-14 | 2019-11-08 | 长沙华恒机器人***有限公司 | A kind of welding tooling, automatic assembly welding device |
| CN111037769A (en) * | 2019-12-31 | 2020-04-21 | 广州市尤特新材料有限公司 | Tubular ceramic target green compact machining clamp |
| CN111174711A (en) * | 2020-02-23 | 2020-05-19 | 常州机电职业技术学院 | Multifunctional automatic detection device for cylinder sleeve |
| CN111174711B (en) * | 2020-02-23 | 2021-08-20 | 常州机电职业技术学院 | Multifunctional automatic detection device for cylinder sleeve |
| CN113020461A (en) * | 2021-03-04 | 2021-06-25 | 湖南振辉管业有限公司 | Manual reinforcing device and method for metal plastic composite pipe |
| CN114029413A (en) * | 2021-09-15 | 2022-02-11 | 埃斯创(常熟)汽车空调***有限公司 | Pipe expanding mechanism |
| CN114029413B (en) * | 2021-09-15 | 2023-12-19 | 埃斯创(常熟)汽车空调***有限公司 | Pipe expanding mechanism |
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|---|---|
| CN104002123B (en) | 2016-09-21 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Portable steel-plastic tube end protecting ring expanding and closing device Effective date of registration: 20171225 Granted publication date: 20160921 Pledgee: Bank of China, Limited by Share Ltd, Huzhou branch Pledgor: Zhejiang Kingland Pipeline Technology Co., Ltd. Registration number: 2017980000567 |