CN203472251U - Production device of plastic-lined steel compound pipe - Google Patents
Production device of plastic-lined steel compound pipe Download PDFInfo
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- CN203472251U CN203472251U CN201320563773.1U CN201320563773U CN203472251U CN 203472251 U CN203472251 U CN 203472251U CN 201320563773 U CN201320563773 U CN 201320563773U CN 203472251 U CN203472251 U CN 203472251U
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Abstract
The utility model discloses a production device of a plastic-lined steel compound pipe. The production device comprises a frame, and a first and second clamping devices, wherein a plurality of rollers with the same diameter are transversely and symmetrically arranged on both sides in the frame; the axis of each roller is in the same horizontal plane; the rollers on both sides in the frame extend in opposite direction and a gap is reserved between the rollers; the plurality of rollers on each side are connected through a transmission chain to form a chain-drive mechanism; driving motors for driving the rollers on the corresponding sides to rotate are arranged on the two sides of the frame respectively; the driving motor on each side is connected with the chain-drive mechanism of the same side; a holder is arranged at one longitudinal end of the frame; a first clamping device is connected to the holder through an inhaul cable; a fixed pulley is arranged at the other longitudinal end of the frame; a second clamping device is connected with a pulling cable; the pulling cable is connected with a traction driving device by bypassing the fixed pulley; the centers of the first and second clamping devices are located above the gap between the rollers on both sides. The production device has the advantages that a plastic inner pipe and a steel outer pipe of the plastic-lined steel compound pipe are in interference fit with each other and are attached closely; therefore, the service life of the plastic-lined steel compound pipe is long.
Description
Technical field
The utility model relates to steel-lined plastic composite pipe field, particularly relates to a kind of process units of steel-lined plastic composite pipe.
Background technology
Existing steel-lined plastic composite pipe is owing to plastic inner pipe will being packed into the endoporus of steel outer tube, the external diameter of plastic inner pipe is all less than the internal diameter of steel outer tube, between steel outer tube, plastic inner pipe, form matched in clearance, its preparation method is: first on plastic inner pipe, apply bonding agent, again the plastic inner pipe that applies bonding agent is penetrated in steel outer tube, the two ends of sealed plastic inner tube again, heating slightly outside steel outer tube, and pass into compressed air plastic inner pipe is expanded, thereby steel outer tube, plastic inner pipe laminating are adhesively fixed.Yet, this steel-lined plastic composite pipe is because the external diameter of plastic inner pipe itself is less than the internal diameter of steel outer tube, plastic inner pipe and the steel outer tube junction defective tightness of fitting all the time, leaves certain gap, is bondingly not firmly easy to produce peeling, secondly, owing to producing certain elastic deformation after plastic inner pipe expansion, use after the long period the easy reinstatement of plastic inner pipe, depart from steel outer tube, affect the service life of steel-lined plastic composite pipe.
Summary of the invention
The purpose of this utility model is for the deficiencies in the prior art, and a kind of process units of steel-lined plastic composite pipe is provided, and it makes steel-lined plastic composite pipe plastic inner pipe, steel outer tube interference fit, and laminating is tight, longer service life.
The purpose of this utility model is achieved in that
A kind of process units of steel-lined plastic composite pipe, the frame that comprises the framework that is rectangle, and first, the second clamping device, in described frame, both sides lateral symmetry is provided with the cylinder that some diameters are identical, the axle center of each cylinder is in same level, the cylinder on both sides extends in opposite directions and leaves spacing in frame, some cylinders on each limit are connected to form chain-drive mechanism with driving-chain, frame both sides are respectively equipped with the drive motors for driving each limit cylinder to rotate, the drive motors on each limit is connected with the chain-drive mechanism on this limit, stands longitudinal one end is provided with fixed mount, the first clamping device is connected on fixed mount by drag-line, the stands longitudinal other end is provided with fixed pulley, the second clamping device is connected with hauling rope, hauling rope pile warp fixed pulley is connected with traction drive, described first, being centered close to above the spacing between the cylinder of both sides of the second clamping device.
Described first, second clamping device comprises respectively connector, lock sleeve, the outer peripheral face of described connector is tapered, described lock sleeve is enclosed within on connector, and the endoporus of lock sleeve is the taper corresponding with connector, between the outer peripheral face of connector and the hole wall of lock sleeve, leaves gap.
The connector miner diameter end of described first, second clamping device is respectively equipped with coupling hook, and the coupling hook of described the first clamping device is connected to fixed mount by drag-line, and the coupling hook of described the second clamping device is connected with hauling rope.
Described traction drive is electric hoist, and traction drive is positioned at the top of fixed pulley.
The rear end of described cylinder is fixed with sprocket wheel, and the sprocket wheel in frame on each limit cylinder is connected to form chain-drive mechanism by driving-chain, and in frame, one of them cylinder on this limit is connected with drive motors.
Described fixed mount is provided with the seam chute sliding up and down for drag-line, and one end that described drag-line is connected with fixed mount is provided with spacing head, and this spacing head embeds in seam chute and forms and be slidably matched, and this end of drag-line is provided with for locking the setscrew nut of spacing position.
Described frame is provided with a mount pad, and this mount pad is provided with the slide that can slide up and down, and slide is connected with mount pad by leading screw and nut mechanism, and described fixed pulley is rotatably supported in this slide.
Owing to having adopted such scheme, stands longitudinal one end is provided with fixed mount, the first clamping device is connected on fixed mount by drag-line, the first clamping device clamps one end of steel-lined plastic composite pipe plastic inner pipe, the second clamping device clamps the other end of plastic inner pipe and be connected with hauling rope, the external diameter of steel-lined plastic composite pipe plastic inner pipe is greater than the aperture of steel outer tube, hauling rope is connected with traction drive, during traction drive work, can its external diameter be diminished to being less than steel outer tube aperture stretched plastic inner tube, and be suspended in frame top.Stands longitudinal one end is provided with fixed pulley, and hauling rope pile warp fixed pulley is connected with traction drive, can change the application of force direction of traction drive, is convenient to install and operation.Frame is rectangular framework, in frame, both sides lateral symmetry is provided with the cylinder that some diameters are identical, the axle center of each cylinder is in same level, in frame, the cylinder on both sides extends in opposite directions and leaves spacing, and the steel outer tube of steel-lined plastic composite pipe, plastic inner pipe are all limited in the cylinder on both sides in frame.Some cylinders on each limit of frame are connected to form chain-drive mechanism with driving-chain, frame both sides are respectively equipped with drive motors, the drive motors on each limit is connected with the chain-drive mechanism on this limit, be used for driving each limit cylinder to rotate, and then drive steel outer tube to move axially, by steel outer tube sleeve diameter diminish and unsettled plastic inner pipe on.Being centered close to above the spacing between the cylinder of both sides of described first, second clamping device, can be enclosed within on plastic inner pipe when steel outer tube is moved axially.Traction drive unclamps after hauling rope, and plastic inner pipe reinstatement forms plastic inner pipe, steel outer tube interference fit, and laminating closely, does not have gap, and after long-time use, plastic inner pipe can not bounce back, and anti-corrosion capability is stronger, longer service life.
First, second clamping device comprises respectively connector, lock sleeve, and the outer peripheral face of connector is tapered, and the endoporus of lock sleeve is the taper corresponding with connector, leaves gap, for clamping plastic inner pipe between the outer peripheral face of connector and the hole wall of lock sleeve.The large footpath section of connector embeds after plastic inner pipe, and lock sleeve is enclosed within on connector, and the cone match of plastic inner pipe, connector, diminishes the diameter of plastic inner pipe termination, forms being fixedly clamped to plastic inner pipe.The connector miner diameter end of first, second clamping device is respectively equipped with coupling hook, and the coupling hook of described the first clamping device is connected to fixed mount by drag-line, and the coupling hook of described the second clamping device is connected with hauling rope, connects more convenient.
Sprocket wheel in frame on each limit cylinder is connected to form chain-drive mechanism by driving-chain, and in frame, one of them cylinder on this limit is connected with drive motors.In frame, each limit cylinder only needs a drive motors drive all to work, and equipment is few, saves the energy.
Fixed mount is provided with the seam chute sliding up and down for drag-line, the spacing head of drag-line embeds in seam chute and forms and be slidably matched, therefore can according to the size that needs stretched plastic inner tube diameter, adjust the height of drag-line, the setscrew nut that this end of drag-line is provided with, for locking spacing position.Fixed pulley is rotatably supported in slide, and slide is connected with mount pad by leading screw and nut mechanism, and slide can be slided up and down, and therefore can according to the size that needs stretched plastic inner tube diameter, adjust the height of hauling rope, and processing range is larger.This device is the advantage such as simple in structure, inexpensive, good stability, easy to use, easy maintenance in addition.
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of clamping device;
Fig. 3 is work schematic diagram of the present utility model;
Fig. 4 is the A-A cutaway view of Fig. 3.
In accompanying drawing, 1 is frame, 2,2a is first, second clamping device, 21 is connector, and 22 is lock sleeve, and 23 is coupling hook, 3 is cylinder, and 4 is driving-chain, and 5 is drive motors, 6 is fixed mount, and 7 is drag-line, and 8 is fixed pulley, 9 is hauling rope, 10 is traction drive, and 11 is mount pad, and 12 is slide.
The specific embodiment
Referring to Fig. 1～Fig. 4, a kind of embodiment for the process units of steel-lined plastic composite pipe, the frame 1 that comprises the framework that is rectangle, and first, the second clamping device 2, 2a, the interior both sides of described frame 1 lateral symmetry is provided with the cylinder 3 that some diameters are identical, the axle center of each cylinder 3 is in same level, the cylinder 3 on frame 1 interior both sides extends in opposite directions and leaves spacing, in the present embodiment, in frame, between each limit cylinder, be parallel to each other, spacing distance in frame between the cylinder on both sides is less than the external diameter of plastic inner pipe, to form steel-lined plastic composite pipe plastic inner pipe, steel outer tube spacing.Some cylinders 3 use driving-chains 4 on each limit are connected to form chain-drive mechanism, and frame 1 both sides are respectively equipped with the drive motors 5 for driving each limit cylinder 3 to rotate, and the drive motors 5 on each limit is connected with the chain-drive mechanism on this limit.Further, the rear end of described cylinder 3 is fixed with sprocket wheel, and the sprocket wheel in frame 1 on each limit cylinder 3 is connected to form chain-drive mechanism by driving-chain 4, and in frame 1, one of them cylinder 3 on this limit is connected with drive motors 5.In the present embodiment, sprocket wheel connects the rear end that is circumferentially fixed on cylinder by key, and locks by holding screw, and described drive motors is connected by sprocket wheel chain structure with the cylinder at frame corresponding sides middle part, and in transmission process, capacity loss still less.Described first, second clamping device 2,2a are centered close to above the spacing between both sides cylinder 3.In the present embodiment, being centered close on same axial line of the center of first, second clamping device and steel outer tube, can be enclosed within on plastic inner pipe when steel outer tube is moved axially.
The longitudinal one end of frame 1 is provided with fixed mount 6, and described fixed mount can arrange separately and also can be fixed in frame, and in the present embodiment, fixed mount is welded in frame, more convenient.The first clamping device 2 is connected on fixed mount 6 by drag-line 7, and the longitudinal other end of frame 1 is provided with fixed pulley 8, the second clamping device 2a and is connected with hauling rope 9, and hauling rope 9 pile warp fixed pulleys 8 are connected with traction drive 10.Further, described traction drive 10 is electric hoist, prevent in stretched plastic inner tube process, and plastic inner pipe retraction, traction drive 10 is positioned at the top of fixed pulley 8, the convenient tracks that electric hoist is installed.
Further, described first, second clamping device 2,2a comprise respectively connector 21, lock sleeve 22, the outer peripheral face of described connector 21 is tapered, the endoporus of lock sleeve 22 is the taper corresponding with connector 21, described lock sleeve 22 is enclosed within on connector 21, between the hole wall of the outer peripheral face of connector 21 and lock sleeve 22, leave gap, for clamping the termination of plastic inner pipe.Further, connector 21 miner diameter ends of described first, second clamping device 2,2a are respectively equipped with coupling hook 23, the coupling hook 23 of described the first clamping device 2 is connected to fixed mount 6 by drag-line 7, and the coupling hook 23 of described the second clamping device 2a is connected with hauling rope 9.In the present embodiment, coupling hook is weldingly fixed on the miner diameter end of connector, and drag-line, one end that hauling rope is corresponding with first, second clamping device are respectively equipped with the limited location snap ring hooking for coupling hook.
Further, described fixed mount 6 is provided with the seam chute sliding up and down for drag-line 7, one end that described drag-line 7 is connected with fixed mount 6 is provided with spacing head, this spacing head embeds in seam chute and forms and be slidably matched, this end of drag-line 7 is provided with for locking the setscrew nut of spacing position, during screwed in place nut, the seam outer wall of setscrew nut and seam chute is adjacent to, and forms the locking to spacing head.Further, described frame 1 is provided with a mount pad 11, and this mount pad is weldingly fixed on the base plate of frame, and mount pad 11 is provided with the slide 12 that can slide up and down, slide 12 is connected with mount pad 11 by leading screw and nut mechanism, and described fixed pulley 8 is rotatably supported in this slide 12.
The external diameter of plastic inner pipe is than the large 2～3mm of steel outer tube diameter, the external diameter of plastic inner pipe is stretched to than the little 2～3mm of steel outer tube diameter, draw speed is 1cm/s, in drawing process, guarantee that the length that plastic inner pipe stretching increases is not more than 5% of raw footage, guarantees that plastic deformation does not occur plastic inner pipe.Frame is provided with scale, and the displacement of moving by hauling rope can be known plastic inner pipe tensile elongation.After being stretched to specific length, plastic inner pipe coats bonding agent, cylinder rotates, the speed with 6cm/s moves axially along plastic inner pipe outer wall to drive steel outer tube, be enclosed within on plastic inner pipe, unclamp traction drive, allow plastic inner pipe automatically restore to the original state, make steel-lined plastic composite pipe plastic inner pipe, steel outer tube forms interference fit, between steel outer tube and plastic inner pipe, there is certain pressure like this, for guaranteeing to be connected firmly, the two ends of sealed plastic inner tube, plastic inner pipe the inside adds the hydraulic pressure 5 minutes of certain pressure, make plastic inner pipe fully contact and compress with steel outer tube, connect more firm.
The utility model is not only confined to above-described embodiment, carries out the technical scheme of a little change in the situation that not deviating from technical solutions of the utility model spirit, should fall into protection domain of the present utility model.
Claims (7)
1. the process units of a steel-lined plastic composite pipe, it is characterized in that: the frame that comprises the framework that is rectangle, and first, the second clamping device, in described frame, both sides lateral symmetry is provided with the cylinder that some diameters are identical, the axle center of each cylinder is in same level, the cylinder on both sides extends in opposite directions and leaves spacing in frame, some cylinders on each limit are connected to form chain-drive mechanism with driving-chain, frame both sides are respectively equipped with the drive motors for driving each limit cylinder to rotate, the drive motors on each limit is connected with the chain-drive mechanism on this limit, stands longitudinal one end is provided with fixed mount, the first clamping device is connected on fixed mount by drag-line, the stands longitudinal other end is provided with fixed pulley, the second clamping device is connected with hauling rope, hauling rope pile warp fixed pulley is connected with traction drive, described first, being centered close to above the spacing between the cylinder of both sides of the second clamping device.
2. the process units of steel-lined plastic composite pipe according to claim 1, it is characterized in that: described first, second clamping device comprises respectively connector, lock sleeve, the outer peripheral face of described connector is tapered, described lock sleeve is enclosed within on connector, the endoporus of lock sleeve is the taper corresponding with connector, between the outer peripheral face of connector and the hole wall of lock sleeve, leaves gap.
3. the process units of steel-lined plastic composite pipe according to claim 2, it is characterized in that: the connector miner diameter end of described first, second clamping device is respectively equipped with coupling hook, the coupling hook of described the first clamping device is connected to fixed mount by drag-line, and the coupling hook of described the second clamping device is connected with hauling rope.
4. the process units of steel-lined plastic composite pipe according to claim 1, is characterized in that: described traction drive is electric hoist, and traction drive is positioned at the top of fixed pulley.
5. the process units of steel-lined plastic composite pipe according to claim 1, it is characterized in that: the rear end of described cylinder is fixed with sprocket wheel, sprocket wheel in frame on each limit cylinder is connected to form chain-drive mechanism by driving-chain, and in frame, one of them cylinder on this limit is connected with drive motors.
6. the process units of steel-lined plastic composite pipe according to claim 1, it is characterized in that: described fixed mount is provided with the seam chute sliding up and down for drag-line, one end that described drag-line is connected with fixed mount is provided with spacing head, this spacing head embeds in seam chute and forms and be slidably matched, and this end of drag-line is provided with for locking the setscrew nut of spacing position.
7. the process units of steel-lined plastic composite pipe according to claim 1, it is characterized in that: described frame is provided with a mount pad, this mount pad is provided with the slide that can slide up and down, and slide is connected with mount pad by leading screw and nut mechanism, and described fixed pulley is rotatably supported in this slide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320563773.1U CN203472251U (en) | 2013-09-12 | 2013-09-12 | Production device of plastic-lined steel compound pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320563773.1U CN203472251U (en) | 2013-09-12 | 2013-09-12 | Production device of plastic-lined steel compound pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203472251U true CN203472251U (en) | 2014-03-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320563773.1U Expired - Fee Related CN203472251U (en) | 2013-09-12 | 2013-09-12 | Production device of plastic-lined steel compound pipe |
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| Country | Link |
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| CN (1) | CN203472251U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110052551A (en) * | 2019-05-29 | 2019-07-26 | 陕西桥山科技发展有限公司 | Multiple tube poling machine |
-
2013
- 2013-09-12 CN CN201320563773.1U patent/CN203472251U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110052551A (en) * | 2019-05-29 | 2019-07-26 | 陕西桥山科技发展有限公司 | Multiple tube poling machine |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140312 Termination date: 20200912 |
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| CF01 | Termination of patent right due to non-payment of annual fee |