CN209839400U - Protective sleeve for water supply pipeline - Google Patents
Protective sleeve for water supply pipeline Download PDFInfo
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- CN209839400U CN209839400U CN201920564554.2U CN201920564554U CN209839400U CN 209839400 U CN209839400 U CN 209839400U CN 201920564554 U CN201920564554 U CN 201920564554U CN 209839400 U CN209839400 U CN 209839400U
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- water supply
- connecting rod
- nut
- fixed
- supply pipeline
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Abstract
The utility model relates to a protective sheath for water supply pipe relates to the technical field of pipeline repair, including two can dismantle respectively that the cover tightly overlaps fixed cover, connection two on two end pipes the rigid coupling assembling of fixed cover. The utility model discloses a rigid coupling subassembly is fixed with two fixed covers, has reduced the crooked probability of two end pipes to make the hot melt junction appear the gap and the probability greatly reduced who destroys.
Description
Technical Field
The utility model belongs to the technical field of the technique of pipeline repair and specifically relates to a protective sheath for water supply pipe is related to.
Background
With the rapid development of the economy of China and the continuous acceleration of the urbanization process, the urban water supply system becomes one of important municipal infrastructures, and is indispensable in the aspects of ensuring the stable development of the urban economy, ensuring the living safety of people and the like.
The urban water supply system usually adopts pipeline water supply, and the pipeline water supply mode is most economical and efficient. However, in the process of using the pipeline, if the pipeline may leak or be damaged due to factors such as building or road construction, repair is required, and a common method is to cut off a part of the damaged part and then to heat-melt and seal the two end pipes to repair.
The technical scheme has the following defects: because the pipeline is buried underground, water still can exist in the pipeline in addition for the condition of hot melt is relatively poor, makes itself joint strength not high. After water flows through the pipeline, the pipeline can sag and bend due to the gravity of the water, and gaps are easy to appear at the hot melting connection positions of the end pipes due to low connection strength.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a protective sheath for water supply pipe fixes two fixed covers through rigid coupling subassembly, has reduced the crooked probability of two end pipes to make the hot melt junction appear the gap and the probability greatly reduced who destroys.
The above object of the present invention is achieved by the following technical solutions:
the utility model provides a protective sheath for water supply pipe, includes two can dismantle respectively and tightly overlap fixed cover, the connection two on two end pipes the rigid coupling assembling of fixed cover.
Through adopting above-mentioned technical scheme, after connecting two end pipe hot melts, tightly overlap fixed cover to the end pipe on, it is fixed with the end pipe to make fixed cover, reuse rigidity coupling assembling couples together two fixed covers, it is fixed with two fixed covers, thereby make the position of two end pipes fixed, when the pipeline appears crooked, because rigidity coupling assembling's setting, greatly reduced appear crooked possibility behind two end pipe connections, thereby make hot melt junction appear the gap and the probability greatly reduced who destroys.
Preferably, the fixed sleeve is provided with a notch, connecting pieces are arranged on the outer walls of two ends of the notch of the fixed sleeve, and the connecting pieces are connected with the first nut through a first bolt.
By adopting the technical scheme, when the fixing sleeve is installed, the fixing sleeve is firstly sleeved outside the end pipe, and then the first bolt and the first nut are installed on the connecting sheet, so that the aim of fastening the fixing sleeve on the end pipe is fulfilled.
Preferably, the section of the fixing sleeve is trapezoidal.
Through adopting above-mentioned technical scheme for the area of contact of fixed cover and the surface of end pipe is great, is difficult for appearing sliding when fixed cover receives pulling force or thrust, improves the stability of fixed cover on the end pipe.
Preferably, the inner ring of the fixed sleeve is embedded with a rubber ring, and the rubber ring protrudes out of the surface of the inner ring of the fixed sleeve and abuts against the end pipe.
Through adopting above-mentioned technical scheme, increase the frictional force between fixed cover and the end pipe, further reduce the probability that takes place relative slip between fixed cover and the end pipe.
Preferably, the inner ring surface of the fixing sleeve and the two sides of the rubber ring are provided with protruding thorns pointing to the center.
Through adopting above-mentioned technical scheme for protruding thorn can prick the surface of end pipe when fixed cover fastening is outside the end pipe, further improves the joint strength of fixed cover and end pipe, further reduces the probability that relative slippage appears in both.
Preferably, the outer annular wall of the fixed sleeve is integrally provided with a connecting ring, and the rigid connection assembly comprises a connecting rod bolt penetrating through the two connecting rings, a second nut which is installed on a stud of the connecting rod bolt in a threaded manner and clamps one of the connecting rings with the head of the connecting rod bolt, and a third nut which is installed on the connecting rod bolt in a threaded manner and clamps the other connecting ring.
By adopting the technical scheme, when two fixed sleeves are connected, the connecting rod bolt firstly penetrates through the connecting ring, then the second nut and the third nut are sequentially installed, then the connecting rod bolt penetrates through the other connecting sleeve to be connected, then the second third nut is installed, and finally the second nut and the third nut are screwed to complete the connection of the two fixed sleeves.
Preferably, a rotation limiting frame is arranged on one side, against which the head of the connecting rod bolt abuts, of the connecting ring, and the head of the connecting rod bolt is clamped in the rotation limiting frame.
Through adopting above-mentioned technical scheme for need not to clip the head of connecting rod bolt when rotating second nut and third nut, only need with the head card of connecting rod bolt in the frame is changeed in the limit, be convenient for tighten of second nut and third nut.
Preferably, spring washers are sleeved on the connecting rod bolt between the connecting ring and the second nut and the connecting rod bolt between the connecting ring and the third nut.
Through adopting above-mentioned technical scheme, improve the locking effect of second nut and third nut.
To sum up, the utility model discloses a beneficial technological effect does:
1. the two fixing sleeves are fixed through the rigid connecting assembly, so that the probability of bending the two end pipes is reduced, and the probability of damage caused by the occurrence of gaps at the hot-melt connecting position is greatly reduced;
2. through the arrangement of the rubber ring and the convex thorns, the probability of relative sliding between the fixed sleeve and the end pipe is reduced.
Drawings
Fig. 1 is a schematic view of a three-dimensional structure of the present invention;
FIG. 2 is an enlarged schematic view of section A of FIG. 1;
fig. 3 is a partial exploded view of the present invention.
Reference numerals: 1. fixing a sleeve; 11. a notch; 12. connecting sheets; 13. a first bolt; 14. a first nut; 15. a connecting ring; 151. a rotation limiting frame; 16. a rubber ring; 17. convex thorns; 21. a connecting rod bolt; 22. a second nut; 23. a third nut; 24. a spring washer; 4. an end tube.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The utility model provides a water supply pipe protective sheath, refers to fig. 1, includes two fixed covers 1 and connects the rigid coupling subassembly of two fixed covers 1, and two fixed covers 1 overlap respectively on two end pipes 4.
Referring to fig. 2, the section of the fixing sleeve 1 is trapezoidal and is provided with a notch 11, connecting pieces 12 are integrally formed on the outer walls of the two ends of the notch 11 of the fixing sleeve 1, the fixing sleeve 1 is sleeved on the end pipe 4 and is fastened and fixed with the two connecting pieces 12 through a first bolt 13 and a first nut 14, and the relative position of the fixing sleeve 1 and the end pipe 4 is limited.
Referring to fig. 2 and 3, a coupling ring 15 is integrally formed on an outer circumferential wall of the stationary sleeve 1, and the coupling ring 15 has a rectangular cross section. The rigid connecting assembly comprises a plurality of connecting rod bolts 21, a second nut 22 and a third nut 23, wherein each connecting rod bolt 21 penetrates through the two connecting rings 15, and each connecting rod bolt 21 is arranged on the connecting rings 15 in parallel and at uniform intervals; the second nut 22 is installed on the stud of the connecting rod bolt 21 in a threaded manner, and the head parts of the second nut 22 and the connecting rod bolt 21 clamp the connecting ring 15 tightly pressed against the head part of the connecting rod bolt 21; the number of the third nuts 23 is two, two of the third nuts 23 are threadedly mounted on the connecting rod bolt 21, and the two third nuts 23 clamp the other connecting ring 15, so as to fix the two fixing sleeves 1.
In order to improve the friction force between the fixed sleeve 1 and the end pipe 4 and reduce the sliding probability of the fixed sleeve 1 on the end pipe 4, a rubber ring 16 is fixedly embedded in the inner ring of the fixed sleeve 1, and the rubber ring 16 protrudes out of the surface of the inner ring of the fixed sleeve 1 and is tightly propped against the end pipe 4; meanwhile, the convex thorns 17 pointing to the center are fixedly arranged on the inner ring surface of the fixed sleeve 1 and positioned on two sides of the rubber ring 16, so that when the fixed sleeve 1 tightly sleeves the end pipe 4, the convex thorns 17 can be punctured into the surface of the end pipe 4, and the connection stability of the fixed sleeve and the end pipe is improved.
The rotation limiting frame 151 is fixedly arranged on one side of the connecting ring 15, which is tightly pressed by the head of the connecting rod bolt 21, and the head of the connecting rod bolt 21 is clamped in the rotation limiting frame 151, so that when the second nut 22 and the third nut 23 are screwed, the head of the connecting rod bolt 21 is limited without tools, and the operation is convenient.
In order to reduce the probability of loosening of the second nut 22 and the third nut 23, spring washers 24 are sleeved on the connecting rod bolt 21 between the connecting ring 15 and the second nut 22 and the connecting rod bolt 21 between the connecting ring 15 and the third nut 23, so that the loosening prevention effect on the second nut 22 and the third nut 23 is achieved.
The working principle of the embodiment is as follows:
after the outer walls of the two end pipes 4 are connected by hot melting, the two fixing sleeves 1 are respectively sleeved on the two end pipes 4, and the connecting pieces 12 at the two ends of the opening are connected by the first bolt 13 and the first nut 14.
The connecting rod bolt 21 is then passed through a connecting ring 15, the second nut 22 and a third nut 23 are then mounted in sequence, and a spring washer 24 is fitted over the connecting rod bolt 21 before the second nut 22 is fitted, and a spring washer 24 is fitted over the connecting rod bolt 21 after the first third nut 23 is fitted.
Then the connecting rod bolt 21 is passed through another connection, a spring washer 24 is sleeved on the connecting rod bolt 21, then a second third nut 23 is installed, and finally the second nut 22 and the third nut 23 are screwed to complete the connection of the two fixing sleeves 1.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (8)
1. The utility model provides a protective sheath for water supply pipe which characterized in that: comprises two fixed sleeves (1) which are respectively detachably sleeved on two end pipes (4) and a rigid connecting component which is used for connecting the two fixed sleeves (1).
2. A protective cover for a water supply pipeline according to claim 1, wherein: fixed cover (1) is equipped with breach (11), all be provided with connection piece (12), two on the outer wall at breach (11) both ends of fixed cover (1) connection piece (12) are connected through first bolt (13) and first nut (14).
3. A protective cover for a water supply pipeline according to claim 1, wherein: the section of the fixed sleeve (1) is trapezoidal.
4. A protective cover for a water supply pipeline according to claim 3, wherein: the inner ring of the fixed sleeve (1) is embedded with a rubber ring (16), and the rubber ring (16) protrudes out of the surface of the inner ring of the fixed sleeve (1) and is tightly propped against the end pipe (4).
5. A protective cover for a water supply pipeline according to claim 4, wherein: the inner ring surface of the fixed sleeve (1) and the two sides of the rubber ring (16) are provided with convex thorns (17) pointing to the center.
6. A protective cover for a water supply pipeline according to claim 1, wherein: the outer annular wall of the fixed sleeve (1) is integrally provided with connecting rings (15), the rigid connecting assembly comprises connecting rod bolts (21) penetrating through the two connecting rings (15), second nuts (22) which are arranged on studs of the connecting rod bolts (21) in a threaded mode and clamp one of the connecting rings (15) with the heads of the connecting rod bolts (21), and third nuts (23) which are arranged on the connecting rod bolts (21) in a threaded mode and clamp the other connecting ring (15).
7. A protective cover for a water supply pipeline according to claim 6, wherein: the rotating limiting frame (151) is arranged on one side, abutted against the connecting ring (15), of the head of the connecting rod bolt (21), and the head of the connecting rod bolt (21) is clamped in the rotating limiting frame (151).
8. A protective cover for a water supply pipeline according to claim 6, wherein: spring washers (24) are sleeved on the connecting rod bolt (21) between the connecting ring (15) and the second nut (22) and the connecting rod bolt (21) between the connecting ring (15) and the third nut (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920564554.2U CN209839400U (en) | 2019-04-23 | 2019-04-23 | Protective sleeve for water supply pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920564554.2U CN209839400U (en) | 2019-04-23 | 2019-04-23 | Protective sleeve for water supply pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209839400U true CN209839400U (en) | 2019-12-24 |
Family
ID=68913463
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920564554.2U Active CN209839400U (en) | 2019-04-23 | 2019-04-23 | Protective sleeve for water supply pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209839400U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114411922A (en) * | 2022-01-21 | 2022-04-29 | 广东科能工程管理有限公司 | Municipal works are installation device for drain pipe |
-
2019
- 2019-04-23 CN CN201920564554.2U patent/CN209839400U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114411922A (en) * | 2022-01-21 | 2022-04-29 | 广东科能工程管理有限公司 | Municipal works are installation device for drain pipe |
| CN114411922B (en) * | 2022-01-21 | 2023-10-20 | 广东科能工程管理有限公司 | Mounting device for municipal engineering drainage pipe |
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