CN208605815U - A kind of bellows pipe end protective case - Google Patents
A kind of bellows pipe end protective case Download PDFInfo
- Publication number
- CN208605815U CN208605815U CN201821312626.6U CN201821312626U CN208605815U CN 208605815 U CN208605815 U CN 208605815U CN 201821312626 U CN201821312626 U CN 201821312626U CN 208605815 U CN208605815 U CN 208605815U
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- face
- abutting part
- outer sleeve
- bellows
- protective case
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Abstract
The utility model relates to a kind of bellows pipe end protective cases; including mouth-sealed portion, the interior set body set on mouth-sealed portion excircle, the abutting part set on interior set body excircle and set on the outer sleeve body of abutting part excircle; the mouth-sealed portion, the interior set body and the abutting part have a front end face axially flushed; the front end face of the outer sleeve body protrudes from the front end face of the abutting part; the rear end face of the outer sleeve body protrudes from the rear end face of the abutting part and forms the card slot engaged with bellows end with the interior set body, and the bottom of the card slot is arranged in the abutting part.The utility model can effectively absorb the impact of all directions, protect the not damaged of the end of bellows and deformation, keep preferable out of roundness, improve the installation quality of bellows.
Description
Technical field
The utility model relates to tubing protective case technical field, in particular to a kind of bellows pipe end protective case.
Background technique
HDPE double-wall corrugated pipe, abbreviation PE bellows are sent out via single kind by the development of more than ten years and perfect
Open up complete product line.Double-wall corrugated pipe is a kind of novel light tubing using high density polyethylene (HDPE) as raw material, is had
The features such as light-weight, high pressure resistant, good toughness, construction are fastly, the service life is long, excellent structural pipe wall design, the pipe with other structures
Material is compared, and cost substantially reduces.And due to easy to connect, reliable, it is widely used at home and abroad.
The connection of double-wall corrugated pipe generally uses bayonet joint, first clears up bellmouth socket surfaces externally and internally before interface dry
Only, it is inserted in sealing ring in socket, and coats lubricant in bellmouth inner working face and rubber ring surface, be then aligned with bellmouth center line
Mounted tubing is inserted into bellmouth slowly until bottom.Due to loading in transportational process, it is easy to double-wall corrugated pipe
Port damages, and tubing poor sealing effect, permeability in connection is caused to improve.
Utility model content
The purpose of the utility model is to provide a kind of bellows pipe end protective cases, and corrugated tube end is avoided to be destroyed deformation.
The above-mentioned purpose of the utility model has the technical scheme that a kind of bellows pipe end protection
Set including mouth-sealed portion, the interior set body set on mouth-sealed portion excircle, the abutting part set on interior set body excircle and is set to abutting part
The outer sleeve body of excircle, the mouth-sealed portion, the interior set body and the abutting part have a front end face axially flushed, described
The front end face of outer sleeve body protrudes from the front end face of the abutting part, after the rear end face of the outer sleeve body protrudes from the abutting part
End face simultaneously forms the card slot engaged with bellows end with the interior set body, and the bottom of the card slot is arranged in the abutting part.
Preferably, the outer sleeve body is in axial direction divided into first and second, first side is arc
Shape, first axial length are the distance of rear end face of the front end face to the abutting part of the outer sleeve body, described the
Two axial lengths be the outer sleeve body rear end face to the abutting part rear end face distance, second outer circle
Diameter in axial direction remains unchanged.
Preferably, the center of the mouth-sealed portion is equipped with lug boss, the lug boss is convexly equipped in the front end of the mouth-sealed portion
Face.
When frontal impact occurs, lug boss is at first by impact force, and the center of mouth-sealed portion is arranged in lug boss, sealing
Portion is flexible flake structure, therefore impact force is distributed on entire mouth-sealed portion by lug boss, passes through the indent of mouth-sealed portion
Deformation avoids impact force from acting directly on the front end face of pipe end protective case to realize buffer function.
Preferably, the mouth-sealed portion, the abutting part, the outer sleeve body and the interior set body axial length successively
Increase.
Preferably, the interior set body is thin wall shape cylinder, the mouth-sealed portion is arranged at the front end of the interior set body, institute
The rear end for stating interior set body is equipped with the turnup structure be curved to the inside.
Preferably, the abutting part is equipped with buffer area, rear end face of the setting buffers in the abutting part
Front side makes the rear end of the abutting part form the flake structure for being connected to bellows end.
When pipe end protective case receives positive impact, often with abutting part frontal impact occurs for the end of bellows, holds
Corrugated tube end deformation is easily led to, passes through setting flake structure, when frontal impact occurs, the end of bellows in this application
Portion acts directly on flake structure, makes thin slice bending into buffer area, alleviates impact force, to protect the end of bellows
Portion.
Preferably, further including fixed part, the fixed part quantity is two, is symmetrically clamped in the lateral wall of bellows
On, the fixed part is connected on the outer sleeve body by connecting rod.
Preferably, the fixed part is equipped with the clamp groove to match with the wave crest of bellows.
Preferably, the connecting rod is stretching structure, the loop bar being socketed including at least two, adjacent two loop bars
Between be equipped with the spring for pushing the loop bar mobile to shrinkage direction.
Preferably, one end of the connecting rod is fixed on the fixed part, the other end is hinged on described by hinged shaft
On outer sleeve body, swing two opposite fixed parts in the radial direction of the outer sleeve body by the connecting rod, the hinged shaft
It is equipped with the torsional spring for swinging two fixed parts in opposite directions.
The utility model has the beneficial effects that the utility model can effectively absorb the impact of all directions, bellows is protected
End not damaged and deformation, keep preferable out of roundness, improve the installation quality of bellows.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model embodiment 1；
Fig. 2 is the structural schematic diagram of the utility model embodiment 2；
In figure: 1- mouth-sealed portion, 11- lug boss, 2- interior set body, 21- turnup structure, 3- abutting part, the buffer area 31-, outside 4-
Body, 41- first, 42- second, 5- connecting rod, 6- fixed part, 61- clamp groove.
Specific embodiment
In conjunction with attached drawing, the utility model is described in further detail.This specific embodiment is only to the utility model
Explanation, be not limitations of the present invention, those skilled in the art, can be according to need after reading this specification
The modification of not creative contribution is made to the present embodiment, but as long as in the scope of the claims of the utility model all by
The protection of Patent Law.
Embodiment 1: as shown in Figure 1, a kind of bellows pipe end protective case, including mouth-sealed portion 1, it is set to 1 excircle of mouth-sealed portion
Interior set body 2, the abutting part 3 set on 2 excircle of interior set body and the outer sleeve body 4 set on 3 excircle of abutting part.Mouth-sealed portion 1 supports
The axial length of socket part 3, outer sleeve body 4 and interior set body 2 is sequentially increased.Mouth-sealed portion 1, interior set body 2 and abutting part 3 have an axis
To the front end face flushed, the front end face of outer sleeve body 4 protrudes from the front end face of the abutting part 3.The rear end face of outer sleeve body 4 protrudes from
The rear end face of abutting part 3 simultaneously forms the card slot engaged with bellows end with the interior set body 2, and the abutting part 3 is arranged in institute
State the bottom of card slot.
Outer sleeve body 4 is in axial direction divided into first 41 and second 42, and first 41 side is arc, and first 41
Axial length be the outer sleeve body 4 front end face to the abutting part 3 rear end face distance, second 42 axial direction
Length be the outer sleeve body 4 rear end face to the abutting part 3 rear end face distance, second 42 outside diameter is along axial direction
Direction remains unchanged.
The center of mouth-sealed portion 1 is equipped with lug boss 11, and the lug boss 11 is convexly equipped in the front end face of the mouth-sealed portion 1, protrusion
The front end in portion 11 is located at the front of the front end face of outer sleeve body 4 (in Fig. 1, before top is, lower section is rear).
Interior set body 2 is thin wall shape cylinder, and the mouth-sealed portion 1 is arranged at the front end of the interior set body 2, the interior set body 2
Rear end be equipped with the turnup structure 21 that is curved to the inside.
Abutting part 3 is equipped with buffer area 31, and buffer area 31 is arranged in the front side of the rear end face of abutting part 3, makes abutting part 3
Rear end forms the flake structure for being connected to bellows end.
Embodiment 2: as shown in Fig. 2, difference from Example 1 is, protective case further includes fixed part 6, the fixation
6 quantity of portion is two, is symmetrically clamped on the lateral wall of bellows, and the fixed part 6 is connected to described outer by connecting rod 5
On body 4.Fixed part 6 is equipped with the clamp groove 61 to match with the wave crest of bellows.Connecting rod 5 is stretching structure, at least
It including two loop bars, mutually socket-connects between adjacent two loop bars, is equipped between adjacent two loop bars and pushes loop bar to shrinkage direction
Mobile spring, spring pocket are installed therein on a loop bar, and the both ends of spring are respectively held against the end of two loop bars.Connecting rod 5
One end be fixed on fixed part 6, the other end is hinged on outer sleeve body 4 by hinged shaft.Two opposite fixed parts 6 pass through connection
Bar 5 is swung in the radial direction of the outer sleeve body 4.Hinged shaft is equipped with the torsional spring for swinging two fixed parts 6 in opposite directions, torsional spring
It is socketed on hinged shaft, one end of torsional spring is fixed on outer sleeve body 4, and the other end is fixed in connecting rod 5, and the torsion of generation makes two
The fixed part 6 is swung in opposite directions, to firmly be clamped in bellows surface.
Claims (10)
1. a kind of bellows pipe end protective case, it is characterised in that: including mouth-sealed portion (1), set on the inner sleeve of mouth-sealed portion (1) excircle
Body (2), the abutting part (3) for being set to interior set body (2) excircle and the outer sleeve body (4) for being set to abutting part (3) excircle, the envelope
Oral area (1), the interior set body (2) and the abutting part (3) have a front end face axially flushed, the outer sleeve body (4)
Front end face protrudes from the front end face of the abutting part (3), and the rear end face of the outer sleeve body (4) protrudes from the abutting part (3)
Rear end face simultaneously forms the card slot engaged with bellows end with the interior set body (2), and the abutting part (3) is arranged in the card slot
Bottom.
2. a kind of bellows pipe end protective case according to claim 1, it is characterised in that: the outer sleeve body (4) is along axial direction
Direction is divided into first (41) and second (42), and the side of first (41) is arc, the axis of first (41)
To the front end face that length is the outer sleeve body (4) to the distance of the rear end face of the abutting part (3), the axis of second (42)
To the rear end face that length is the outer sleeve body (4) to the distance of the rear end face of the abutting part (3), outside second (42)
Circular diameter in axial direction remains unchanged.
3. a kind of bellows pipe end protective case according to claim 1, it is characterised in that: the center of the mouth-sealed portion (1)
Equipped with lug boss (11), the lug boss (11) is convexly equipped in the front end face of the mouth-sealed portion (1).
4. a kind of bellows pipe end protective case according to claim 1, it is characterised in that: the mouth-sealed portion (1) described is supported
The axial length of socket part (3), the outer sleeve body (4) and the interior set body (2) is sequentially increased.
5. a kind of bellows pipe end protective case according to claim 4, it is characterised in that: the interior set body (2) is thin-walled
Shape cylinder, the mouth-sealed portion (1) are arranged at the front end of the interior set body (2), and the rear end of the interior set body (2) is equipped with inwardly
Curved turnup structure (21).
6. a kind of bellows pipe end protective case according to claim 1, it is characterised in that: the abutting part (3) is equipped with
Buffer area (31), the front side of rear end face of buffer area (31) setting in the abutting part (3), makes the abutting part (3)
Rear end forms the flake structure for being connected to bellows end.
7. a kind of bellows pipe end protective case according to claim 1, it is characterised in that: it further include fixed part (6), it is described
Fixed part (6) quantity is two, is symmetrically clamped on the lateral wall of bellows, and the fixed part (6) is connected by connecting rod (5)
It connects on the outer sleeve body (4).
8. a kind of bellows pipe end protective case according to claim 7, it is characterised in that: the fixed part (6) is equipped with
The clamp groove (61) to match with the wave crest of bellows.
9. a kind of bellows pipe end protective case according to claim 7, it is characterised in that: the connecting rod (5) is flexible
Structure is equipped between adjacent two loop bars and the loop bar is pushed to move to shrinkage direction including at least the loop bar of two sockets
Dynamic spring.
10. a kind of bellows pipe end protective case according to claim 9, it is characterised in that: one end of the connecting rod (5)
It is fixed on the fixed part (6), the other end is hinged on the outer sleeve body (4) by hinged shaft, makes two opposite fixed parts
(6) by the connecting rod (5) the outer sleeve body (4) radial direction swing, the hinged shaft be equipped with make two it is described solid
Determine the torsional spring that portion (6) is swung in opposite directions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821312626.6U CN208605815U (en) | 2018-08-15 | 2018-08-15 | A kind of bellows pipe end protective case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821312626.6U CN208605815U (en) | 2018-08-15 | 2018-08-15 | A kind of bellows pipe end protective case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208605815U true CN208605815U (en) | 2019-03-15 |
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ID=65679250
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821312626.6U Active CN208605815U (en) | 2018-08-15 | 2018-08-15 | A kind of bellows pipe end protective case |
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| Country | Link |
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| CN (1) | CN208605815U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109027518A (en) * | 2018-08-15 | 2018-12-18 | 浙江康泰管业科技有限公司 | A kind of bellows pipe end protective case |
-
2018
- 2018-08-15 CN CN201821312626.6U patent/CN208605815U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109027518A (en) * | 2018-08-15 | 2018-12-18 | 浙江康泰管业科技有限公司 | A kind of bellows pipe end protective case |
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