CN208900897U - A kind of anticorrosion type spiral welded pipe - Google Patents
A kind of anticorrosion type spiral welded pipe Download PDFInfo
- Publication number
- CN208900897U CN208900897U CN201821587597.4U CN201821587597U CN208900897U CN 208900897 U CN208900897 U CN 208900897U CN 201821587597 U CN201821587597 U CN 201821587597U CN 208900897 U CN208900897 U CN 208900897U
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- China
- Prior art keywords
- tube body
- flange
- sheath body
- gear
- block
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- Protection Of Pipes Against Damage, Friction, And Corrosion (AREA)
Abstract
The utility model discloses a kind of anticorrosion type spiral welded pipes, including the first tube body, second tube body, first annular convex block and the second annular lug, the bottom centre position of first tube body is machined with first annular convex block, the top center of second tube body is machined with the second annular lug, first tube body is mutually clamped with the second tube body by first annular convex block and the second annular lug, the inner wall of first tube body and the second tube body is connected with internal layer, the outer wall of first tube body and the second tube body is connected with outer layer, the other end of the switch block offers card slot, the card slot is connected through the outside of switch block with the external world.The anticorrosion type spiral welded pipe, pass through internal layer and outer layer, enhance tube body corrosion resistance, pass through the cooperation of first flange, second flange, sheath body and pin rod, keep the first tube body and the second tube body closely coupled, second gear rotation is able to drive by switch block, so that first gear be driven to rotate, application method is simple, convenient for promoting.
Description
Technical field
The utility model relates to anticorrosion type spiral welded pipe technical field, specially a kind of anticorrosion type spiral welded pipe.
Background technique
Spiral welded pipe is (to cry low-carbon structural carbon steel or low-alloy structural steel steel band by the angle of certain helix
Forming angle) it is rolled into pipe, then pipe seam is welded and is made, it can produce the steel pipe of major diameter, weldering with relatively narrow strip
Pipe should ensure that the water pressure test, the tensile strength of weld seam and cold-bending property will meet regulation, and conventional helical welded tube is in use
It is perishable so as to cause welded tube aging, and then shorten working life, and spiral welded pipe usually takes the mode of welding in connection
It is attached, causes to need to carry out cutting replacement when something goes wrong when a certain section of welded tube, it is time-consuming and laborious, working efficiency is influenced, because
This research higher anticorrosion type spiral welded pipe of practicability has critically important realistic meaning.
Utility model content
The purpose of this utility model is to provide a kind of anticorrosion type spiral welded pipes, to solve to propose in above-mentioned background technique
The problem of.
To achieve the above object, the utility model provides the following technical solutions: a kind of anticorrosion type spiral welded pipe, including the
One tube body, the second tube body, first annular convex block and the second annular lug, the bottom centre position of first tube body are machined with
One annular lug, the top center of second tube body are machined with the second annular lug, first tube body and the second pipe
Body is mutually clamped by first annular convex block and the second annular lug, and the inner wall of first tube body and the second tube body is connected with interior
Layer, the outer wall of first tube body and the second tube body are connected with outer layer, and the bottom outside position of first tube body is machined with the
One flange, the top outer position of second tube body are machined with second flange, the lower surface of the first flange and the second method
Blue upper surface fits closely, the center interference fit of the first flange and second flange and multiple pin rods, the pin
The both ends of bar and the left side clearance fit of sheath body, the sheath body socket-connect with first flange and second flange, the pin rod and set
Shell is clamped by sliding slot and sliding block sliding, and the inside of the sliding block offers thread groove, and the thread groove runs through the right side of sliding block
It is connected with sliding slot, the sliding block is connected by thread groove with the left end screw thread of lead screw, the lead screw and sheath body clearance fit, institute
The right end and first gear for stating lead screw are interference fitted, and the first gear fits inside sheath body with sheath body, first tooth
Wheel is meshed with the second gear, and the second gear fits inside sheath body with sheath body, the middle position of the second gear
It is interference fitted with one end of switch block, the switch block fits with sheath body, and the other end of the switch block offers card slot, the card slot
Outside through switch block is connected with the external world.
Preferably, the switch block is mutually clamped by the left end of card slot and bull stick, and the right end of the bull stick offers through-hole, institute
The upper and lower two sides of right end for stating bull stick pass through connecting shaft and are movably connected with handle.
Preferably, the lower surface of the first annular convex block is connected with sealing ring.
Preferably, the outer surface of the handle is machined with anti-skid chequer.
Preferably, the outer surface of the sheath body is coated with antirust coat.
Compared with prior art, the utility model has the beneficial effects that the anticorrosion type spiral welded pipe, by internal layer and outside
Layer enhances tube body corrosion resistance, by the cooperation of first flange, second flange, sheath body and pin rod, makes the first tube body and second
Tube body is closely coupled, is able to drive second gear rotation by switch block, so that first gear be driven to rotate, drives first gear
Lead screw rotation, and then match lead screw with thread groove, pushing sliding block, direction is slided along the chute, and it is clamped sliding block mutually with pin rod,
To guarantee the stabilization of pin rod, the first tube body is made to keep closely connecting with the second tube body, application method is simple, and it is practical, it is convenient for
It promotes.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the switch block and notch schematic diagram of Fig. 1；
Fig. 3 is the first annular convex block and the second annular lug structural schematic diagram of Fig. 1；
Fig. 4 is the bull stick and grip structure schematic diagram of Fig. 1.
In figure: 1, the first tube body, the 2, second tube body, 3, internal layer, 4, outer layer, 5, first annular convex block, the 6, second convex annular
Block, 7, first flange, 8, second flange, 9, sheath body, 10, pin rod, 11, sliding block, 12, thread groove, 13, sliding slot, 14, lead screw, 15,
First gear, 16, second gear, 17, switch block, 18, card slot, 19, bull stick, 20, handle, 21, connecting shaft, 22, through-hole, 23, close
Seal, 24, anti-skid chequer, 25, antirust coat.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-4 is please referred to, the utility model provides a kind of technical solution: a kind of anticorrosion type spiral welded pipe, including first
Tube body 1, the second tube body 2, first annular convex block 5 and the second annular lug 6, the bottom centre position of the first tube body 1 are machined with
One annular lug 5, the top center of the second tube body 2 are machined with the second annular lug 6, and the first tube body 1 and the second tube body 2 are logical
First annular convex block 5 and the second mutually clamping of annular lug 6 are crossed, the first tube body 1 and the second tube body 2 are made each other by above-mentioned relation
The inner wall of connection, the first tube body 1 and the second tube body 2 is connected with internal layer 3, and internal layer 3 is zinc coat, the first tube body 1 and the second tube body 2
Outer wall be connected with outer layer 4, outer layer 4 is rubber layer, and the bottom outside position of the first tube body 1 is machined with first flange 7, the second pipe
The top outer position of body 2 is machined with second flange 8, and the lower surface of first flange 7 is closely pasted with the upper surface of second flange 8
It closes, first flange 7 is closely connect with second flange 8 convenient for the first tube body 1 and the second tube body 2, first flange 7 and second flange 8
It is interference fitted with the center of multiple pin rods 10, holding while pin rod 10 fits closely first flange 7 and second flange 8
Fixed, the both ends of pin rod 10 and the left side clearance fit of sheath body 9, sheath body 9 socket-connect with first flange 7 and second flange 8, sheath body
9 to be bonded first flange 7 and second flange 8 closer, and pin rod 10 and sheath body 9 are clamped by sliding slot 13 and the sliding of sliding block 11, sliding
Block 11 can slide in sliding slot 13, and the inside of sliding block 11 offers thread groove 12, thread groove 12 through sliding block 11 right side with
Sliding slot 13 is connected, and sliding block 11 is connected by thread groove 12 with the left end screw thread of lead screw 14, and the rotation of lead screw 14 is able to drive cunning
Block 11 slides in sliding slot 13, and lead screw 14 and 9 clearance fit of sheath body, lead screw 14 can rotate in sheath body 9, the right side of lead screw 14
End is interference fitted with first gear 15, and first gear 15 is able to drive the rotation of lead screw 14, first gear 15 the inside of sheath body 9 with
Sheath body 9 fits, and first gear 15 can rotate in sheath body 9, and first gear 15 is meshed with second gear 16, second gear
16 are able to drive the rotation of first gear 15, and second gear 16 fits in the inside of sheath body 9 with sheath body 9, and second gear 16 can be
Rotation in sheath body 9, the middle position of second gear 16 and one end of switch block 17 are interference fitted, and switch block 17 is able to drive the second tooth
16 rotation of wheel, switch block 17 fit with sheath body 9, and switch block 17 can rotate in sheath body 9, and the other end of switch block 17 offers card
Slot 18, card slot 18 are connected through the outside of switch block 17 with the external world, and switch block 17 is mutually clamped by card slot 18 and the left end of bull stick 19,
Bull stick 19 is able to drive the rotation of switch block 17, and the right end of bull stick 19 offers through-hole 22, and through-hole 22 is convenient for the carrying of bull stick 19, bull stick
Two sides pass through connecting shaft 21 and are movably connected with handle 20 above and below 19 right end, and handle 20 can be axis rotation with connecting shaft 21,
The lower surface of first annular convex block 5 is connected with sealing ring 23, and the material of sealing ring 23 is rubber, and the outer surface of handle 20 processes
There is anti-skid chequer 24, anti-skid chequer 24 can increase frictional force, and the outer surface of sheath body 9 is coated with 25 antirust coat 25 of antirust coat as chromium plating
Layer.
By the first tube body 1 and the second tube body 2 by first annular convex block 5 and the second mutually clamping of annular lug 6, pass through set
Shell 9 fits closely first flange 6 with second flange 7, is consolidated sheath body 9, first flange 7 and second flange 8 using pin rod 10
Fixed, toggle handle 20 makes handle 20 with the rotation of 21 axis of connecting shaft, and bull stick 19 is clamped by card slot 18 and 17 phase of switch block, is turned
Dynamic handle 20, makes handle 20 that bull stick 19 be driven to rotate, and bull stick 19 drives switch block 17 to rotate, so that switch block 17 be made to drive second gear
16 rotations, second gear 16 drive first gear 15 to rotate, and then make first gear 15 that lead screw 14 be driven to rotate, and 14 turns of lead screw
When dynamic, making sliding block 11 by thread groove 12,13 directions are slided in sheath body 9 along the chute, are clamped sliding block 11 with 10 phase of pin rod, are drawn
Dynamic handle 20 makes handle 20 draw bull stick 19 and deviates from out of card slot 18, repeats aforesaid operations, make first flange 7 and second flange 8
Fastening completely, when disassembly is desired, the contrary operation above process.
In the description of the present invention, it should be understood that term " coaxial ", " bottom ", " one end ", " top ", " in
The orientation of the instructions such as portion ", " other end ", "upper", " side ", " top ", "inner", " front ", " center ", " both ends " or position are closed
System is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description, rather than
The device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot
It is construed as a limitation of the present invention.
In the present invention unless specifically defined or limited otherwise, term " installation ", " setting ", " connection ", " Gu
Calmly ", the terms such as " being screwed on " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；
It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, can also indirectly connected through an intermediary, it can be with
It is the interaction relationship of the connection or two elements inside two elements, unless otherwise restricted clearly, for this field
For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of anticorrosion type spiral welded pipe, including the first tube body (1), the second tube body (2), first annular convex block (5) and second
The bottom centre position of annular lug (6), first tube body (1) is machined with first annular convex block (5), second tube body
(2) top center is machined with the second annular lug (6), and first tube body (1) and the second tube body (2) pass through the first ring
Shape convex block (5) and the second annular lug (6) are mutually clamped, it is characterised in that: first tube body (1) and the second tube body (2)
Inner wall is connected with internal layer (3), and the outer wall of first tube body (1) and the second tube body (2) is connected with outer layer (4), first pipe
The bottom outside position of body (1) is machined with first flange (7), and the top outer position of second tube body (2) is machined with second
Flange (8), the lower surface of the first flange (7) and the upper surface of second flange (8) fit closely, the first flange (7)
It is interference fitted with the center of second flange (8) and multiple pin rods (10), the both ends of the pin rod (10) and the left side of sheath body (9)
Side clearance cooperation, the sheath body (9) socket-connect with first flange (7) and second flange (8), the pin rod (10) and sheath body (9)
It is clamped by sliding slot (13) and sliding block (11) sliding, the inside of the sliding block (11) offers thread groove (12), the thread groove
(12) right side through sliding block (11) is connected with sliding slot (13), and the sliding block (11) passes through thread groove (12) and lead screw (14)
Left end screw thread is connected, the lead screw (14) and sheath body (9) clearance fit, the right end and first gear (15) mistake of the lead screw (14)
It is full of cooperation, the first gear (15) is fitted with sheath body (9) sheath body (9) is internal, the first gear (15) and the second tooth
Wheel (16) is meshed, and the second gear (16) fits in sheath body (9) inside with sheath body (9), the second gear (16)
One end of middle position and switch block (17) is interference fitted, and the switch block (17) fits with sheath body (9), the switch block (17) it is another
One end offers card slot (18), and the card slot (18) is connected through the outside of switch block (17) with the external world.
2. a kind of anticorrosion type spiral welded pipe according to claim 1, it is characterised in that: the switch block (17) passes through card slot
(18) left end with bull stick (19) is mutually clamped, and the right end of the bull stick (19) offers through-hole (22), the right side of the bull stick (19)
Two sides pass through connecting shaft (21) and are movably connected with handle (20) above and below holding.
3. a kind of anticorrosion type spiral welded pipe according to claim 1, it is characterised in that: the first annular convex block (5)
Lower surface be connected with sealing ring (23).
4. a kind of anticorrosion type spiral welded pipe according to claim 2, it is characterised in that: the outer surface of the handle (20)
It is machined with anti-skid chequer (24).
5. a kind of anticorrosion type spiral welded pipe according to claim 1, it is characterised in that: the outer surface of the sheath body (9)
It is coated with antirust coat (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821587597.4U CN208900897U (en) | 2018-09-28 | 2018-09-28 | A kind of anticorrosion type spiral welded pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821587597.4U CN208900897U (en) | 2018-09-28 | 2018-09-28 | A kind of anticorrosion type spiral welded pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208900897U true CN208900897U (en) | 2019-05-24 |
Family
ID=66574135
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821587597.4U Expired - Fee Related CN208900897U (en) | 2018-09-28 | 2018-09-28 | A kind of anticorrosion type spiral welded pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208900897U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110260064A (en) * | 2019-07-05 | 2019-09-20 | 袁洪金 | A kind of high strength polyethylene pipe for building |
| CN113531260A (en) * | 2021-07-01 | 2021-10-22 | 深圳亚大塑料制品有限公司 | Environment-friendly plastic pipeline flange joint |
-
2018
- 2018-09-28 CN CN201821587597.4U patent/CN208900897U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110260064A (en) * | 2019-07-05 | 2019-09-20 | 袁洪金 | A kind of high strength polyethylene pipe for building |
| CN110260064B (en) * | 2019-07-05 | 2020-12-15 | 煌盛集团重庆管业有限公司 | High-strength polyethylene pipe for building |
| CN113531260A (en) * | 2021-07-01 | 2021-10-22 | 深圳亚大塑料制品有限公司 | Environment-friendly plastic pipeline flange joint |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190524 Termination date: 20200928 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |