CN212617064U - Pipeline anti-cracking device - Google Patents
Pipeline anti-cracking device Download PDFInfo
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- CN212617064U CN212617064U CN202021802826.7U CN202021802826U CN212617064U CN 212617064 U CN212617064 U CN 212617064U CN 202021802826 U CN202021802826 U CN 202021802826U CN 212617064 U CN212617064 U CN 212617064U
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- pipe body
- elastic
- elastic sleeve
- pipeline
- inner pipe
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Abstract
The embodiment of the utility model provides a pipeline crack control device, include: the elastic mechanism, the elastic sleeve, the outer pipe body and the inner pipe body are arranged between the inner pipe body and the outer pipe body, the outer side face of the inner pipe body is sleeved with the elastic sleeve, the elastic sleeve is in elastic contact with the inner side face of the outer pipe body through the elastic mechanism, a notch is arranged at the sleeved position of the elastic sleeve of the inner pipe body, and a volume expansion space used for containing water after freezing is formed between the notch and the elastic sleeve. The utility model discloses a pipeline anti cracking device, it is effectual to the pipeline frost crack prevention, simple to operate, reliable practical.
Description
Technical Field
The utility model relates to the technical field of pipeline, especially, relate to a pipeline crack control device.
Background
It is known that when the ambient temperature drops below zero in winter, various water supply pipes are subject to icing, and the volume of water increases by about 1/10 in the icing condition, i.e. the volume ratio of water to ice of the same mass is about 10: 11, thus causing the pipe to break. Once broken, it will affect the operation of various water supplies, which not only affects the normal life and safety of people and industrial production, but also causes a lot of maintenance work, resulting in economic property loss and difficult maintenance in some cases.
In order to prevent the freezing and frost cracking of the pipeline, people often adopt measures such as deep burying of the pipeline, electric heat tracing, pipeline heat preservation and the like in various water supply facilities, and the freezing and frost cracking of the pipeline are avoided by preventing water in the pipeline from freezing, but the freezing and frost cracking of the pipeline cannot be reliably guaranteed. For example, if the underground is deeply buried, frost cracking can be avoided in the underground part, but the application of the pipeline always exposes out of the ground, and the frost cracking phenomenon can be generated in the underground part; if the electric tracing method is adopted under the condition of no power failure, the pipeline can be ensured not to be frozen, but when power failure occurs, the electric tracing method is adopted for a long time, a large amount of electric quantity is consumed, and resources are wasted; the heat preservation pipeline can only avoid the frost crack of the pipeline to a certain extent, and if the temperature is too low, the heat preservation pipeline can not ensure that the pipeline does not frost crack.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides a pipeline anti cracking device for solve among the prior art pipeline anti-freezing and split measures can't guarantee that the pipeline is not by the frost crack, the defect that the effect is poor, the embodiment of the utility model provides a frost crack prevention is effectual, simple to operate, reliable practicality.
The embodiment of the utility model provides a pipeline crack control device, include: the elastic mechanism and the elastic mechanism are arranged between the inner pipe body and the outer pipe body, the elastic sleeve is sleeved on the outer side face of the inner pipe body and is in elastic contact with the inner side face of the outer pipe body through the elastic mechanism, a notch is formed in the sleeved position of the elastic sleeve of the inner pipe body, and a volume expansion space used for containing water after freezing is formed between the notch and the elastic sleeve.
The elastic mechanism is arranged between the elastic sleeve and the inner tube body, the elastic mechanism is arranged between the inner tube body and the outer tube body, the elastic sleeve is arranged between the inner tube body and the outer tube body, the upper end face and the lower end face of the elastic sleeve are respectively in close contact with the elastic mechanism and the elastic sleeve, and the positioning plate is fixedly arranged and is in lap joint with the positioning plate and used for limiting that the positioning plate can.
The positioning plates are sleeved at two ends of the elastic sleeve, so that the two ends of the elastic sleeve are tightly pressed on the outer side surface of the inner tube body.
The positioning plate is provided with a first stepped structure, the two ends of the positioning plate are provided with second stepped structures, and the first stepped structure is in matched lap joint with the second stepped structure.
The inner pipe body comprises an inner pipe body and an outer pipe body, wherein the inner pipe body comprises a notch, a support net and a connecting piece, and the support net is arranged at the notch of the inner pipe body.
The connecting beam is connected between the outer side face of the inner pipe body and the inner side face of the outer pipe body.
The heat-insulating pipe further comprises a heat-insulating layer, and the heat-insulating layer is sleeved on the outer side of the outer pipe body.
Wherein, the elastic mechanism is a spring.
Wherein, the elastic sleeve is one of a rubber tube, a silicone tube and a plastic tube.
An embodiment of the utility model provides a pair of pipeline anti cracking device, through including between body and the outer body set up elastic mechanism and elastic sleeve, the lateral surface of the interior body and the medial surface elastic contact through elastic structure and outer body are located to the elastic sleeve cover, after the internal water of interior body freezes, and volume expansion is by the breach department extrusion elastic sleeve and the elastic mechanism of the interior body for the expansive force after the water freezes is born by elastic mechanism. The utility model discloses a pipeline anti cracking device, it is effectual to the pipeline frost crack prevention, simple to operate, reliable practical.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a pipeline anti-cracking device provided by an embodiment of the present invention.
Reference numerals:
1: an outer tubular body; 2: positioning a plate; 3: a spring; 4: a limiting plate; 5: an elastic sleeve; 6: a connecting beam; 7: an inner tube body; 8: a support net; 9: a heat-insulating layer; 10: and (4) a notch.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The utility model discloses a pipeline crack control device of embodiment is described below with fig. 1, include: elastic mechanism, elastic sleeve 5, outer body 1 and interior body 7, elastic sleeve 5 and elastic mechanism all set up between interior body 7 and outer body 1, and the lateral surface of interior body 7 is located to elastic sleeve 5 cover, and through elastic mechanism and the medial surface elastic contact of outer body 1, is provided with breach 10 in the position is established to the cover of elastic sleeve 5 of interior body 7, forms the volume expansion space that is used for holding after the water freezes between breach 10 and the elastic sleeve 5.
Specifically, in the embodiment, the elastic mechanism and the elastic sleeve 5 are arranged between the inner tube body 7 and the outer tube body 1, when water is frozen, the elastic force provided by the elastic mechanism is mainly used for resisting the expansion force of ice, and when the ice is melted, the elastic mechanism resists the normal pressure of the water, so that the water drainage is not influenced. It can be understood that, in order to avoid water flowing out from the gap 10, the elastic sleeve 5 is hermetically installed at the gap 10, and the size of the elastic sleeve 5 should be larger than the size of the gap 10 of the inner tube 7, so that the elastic sleeve 5 can be sleeved on the outer side surface of the inner tube 7.
Preferably, the resilient means is a spring 3. The elastic sleeve 5 is one of a rubber tube, a silicone tube and a plastic tube, and the silicone tube is adopted in the embodiment. It will be appreciated that the selected location of the spring 3 can be selected according to the location of the notch 10 of the inner tube 7; for example, the inner tube 7 is circumferentially provided with the notch 10, and the spring 3 should be circumferentially arranged corresponding to the notch 10 to provide uniform elastic force. According to actual need, other elastic mechanisms and elastic sleeves 5 with elastic deformation function can be selected for use, and the utility model is not limited to the above.
After the water in the inner pipe body 7 is condensed, the elastic sleeve 5 is forced to expand and extrude the elastic mechanism from the gap 10 due to the volume expansion caused by the freezing of the water in the inner pipe body 7, and the elastic deformation of the elastic mechanism is utilized to bear the volume expansion caused by the freezing of the water in the pipe body, so that the inner pipe body 7 and the outer pipe body 1 are prevented from being cracked; when the ice melts into water, the elastic sleeve 5 is restored to the original state due to the elastic force of the elastic mechanism.
The embodiment of the utility model provides a pair of pipeline anti cracking device, through including between body 7 and outer body 1 set up elastic mechanism and elastic sleeve 5, the lateral surface of body 7 just through elastic structure and the medial surface elastic contact of outer body 1 in the lateral surface of body 7 was located to elastic sleeve 5 cover, after water in interior body 7 freezes, volume expansion is located extrusion elastic sleeve 5 and elastic mechanism by breach 10 of interior body 7 for the expansive force after the water freezes is born by elastic mechanism. The utility model discloses a pipeline anti cracking device, it is effectual to the pipeline frost crack prevention, simple to operate, reliable practical.
Wherein, the pipeline anti-cracking device of this embodiment still includes locating plate 2 and limiting plate 4, and limiting plate 4 sets up between elastic mechanism and elastic sleeve 5, and the upper and lower terminal surface of limiting plate 4 respectively with elastic mechanism and elastic sleeve 5 in close contact with, 2 fixed settings of locating plate and with the overlap joint of limiting plate 4 for it can only expand to inject limiting plate 4 to the width direction of inside body 7. Specifically, locating plate 2 in this embodiment can be fixed in the both ends of limiting plate 4 for the motion of limiting plate 4 is injectd to the overlap joint, makes limiting plate 4 only can expand to the width direction of interior body 7, and can not shrink to the width direction of interior body 7, avoids because the elastic force that elastic mechanism provided is too big, makes interior body 7 of elastic sleeve 5 extrusion, reduces the flow that the rivers passed through. It can be understood that the limiting plate 4 has the function of transmitting elastic force besides the above functions, that is, the limiting plate 4 is arranged between the elastic mechanism and the elastic sleeve 5 in a close contact manner, after the water freezes and expands, the elastic sleeve 5 expands to move the limiting plate 4 and extrude the elastic mechanism to compress the elastic mechanism; after the water melts, the elastic force provided by the elastic structure drives the limiting plate 4 and the elastic sleeve 5 to reset. If the notch 10 is formed along the circumferential direction of the inner tube 7, the limiting plate 4 is also a hollow cylindrical plate sleeved between the elastic sleeve 5 and the elastic mechanism.
Wherein, the positioning plate 2 is sleeved at two ends of the elastic sleeve 5, so that two ends of the elastic sleeve 5 are tightly pressed on the outer side surface of the inner tube body 7. In the present embodiment, the positioning plate 2 is in close contact with the elastic sleeve 5, and has the function of pressing the two ends of the elastic sleeve 5, so that water does not flow out from the gap between the notch 10 of the inner tube 7 and the elastic sleeve 5. It can be understood that the positioning plate 2 is annular and is respectively sleeved at two ends of the elastic sleeve 5.
Wherein, locating plate 2 is constructed with first ladder type structure, and the both ends of limiting plate 4 are constructed with second ladder type structure, and first ladder type structure matches the overlap joint with second ladder type structure. Locating plate 2 passes through the lapped mode in this embodiment, restricts limiting plate 4 and can not contract to the width direction of interior body 7, avoids because the elastic force that elastic mechanism provided is too big for the problem of the inside 5 contractions of elastic sleeve.
The pipeline anti-cracking device of the embodiment further comprises a supporting net 8, and the supporting net 8 is arranged at the notch 10 of the inner pipe body 7. The supporting net 8 of this embodiment is mainly used for facilitating the installation and positioning of the elastic sleeve 5 and the elastic mechanism, and has a certain supporting function to prevent the elastic sleeve 5 from retracting inwards the pipeline.
Wherein, the pipeline crack control device of this embodiment still includes tie-beam 6, and tie-beam 6 is connected between the medial surface of interior body 7 and the medial surface of outer body 1. Adopt tie-beam 6 to install outer body 1 in the outside of interior body 7 in this embodiment, and tie-beam 6 has certain supporting role, guarantees outer body 1 and interior body 7's connection stability.
Wherein, the pipeline anti-cracking device of this embodiment still includes heat preservation 9, and the outside of outer body 1 is located to heat preservation 9 cover. This embodiment is through setting up heat preservation 9, realizes the heat preservation of the inside liquid of body, further avoids the pipeline frost crack because water freezes and leads to.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (9)
1. A pipeline crack control device which characterized in that includes: the elastic mechanism and the elastic mechanism are arranged between the inner pipe body and the outer pipe body, the elastic sleeve is sleeved on the outer side face of the inner pipe body and is in elastic contact with the inner side face of the outer pipe body through the elastic mechanism, a notch is formed in the sleeved position of the elastic sleeve of the inner pipe body, and a volume expansion space used for containing water after freezing is formed between the notch and the elastic sleeve.
2. The pipeline anti-cracking device according to claim 1, further comprising a positioning plate and a limiting plate, wherein the limiting plate is arranged between the elastic mechanism and the elastic sleeve, the upper end surface and the lower end surface of the limiting plate are respectively in close contact with the elastic mechanism and the elastic sleeve, and the positioning plate is fixedly arranged and overlapped with the limiting plate to limit that the limiting plate can only expand towards the width direction of the inner pipe body.
3. The anti-cracking device for the pipeline according to claim 2, wherein the positioning plates are sleeved at two ends of the elastic sleeve, so that the two ends of the elastic sleeve are tightly pressed on the outer side surface of the inner pipe body.
4. The pipeline anti-cracking device according to claim 2, wherein the positioning plate is configured with a first stepped structure, the two ends of the positioning plate are configured with second stepped structures, and the first stepped structure is in matched lap joint with the second stepped structures.
5. The pipe anti-cracking device according to claim 1, further comprising a support net disposed at the gap of the inner pipe body.
6. The pipe crack control device of claim 1, further comprising a connection beam connected between an outer side of the inner pipe body and an inner side of the outer pipe body.
7. The pipeline anti-cracking device according to claim 1, further comprising a heat insulation layer, wherein the heat insulation layer is sleeved outside the outer pipe body.
8. The pipe crack prevention device according to any one of claims 1 to 7, wherein the elastic mechanism is a spring.
9. The anti-cracking device for the pipeline according to any one of claims 1 to 7, wherein the elastic sleeve is one of a rubber tube, a silicone tube and a plastic tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021802826.7U CN212617064U (en) | 2020-08-25 | 2020-08-25 | Pipeline anti-cracking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021802826.7U CN212617064U (en) | 2020-08-25 | 2020-08-25 | Pipeline anti-cracking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212617064U true CN212617064U (en) | 2021-02-26 |
Family
ID=74705537
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021802826.7U Expired - Fee Related CN212617064U (en) | 2020-08-25 | 2020-08-25 | Pipeline anti-cracking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212617064U (en) |
-
2020
- 2020-08-25 CN CN202021802826.7U patent/CN212617064U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210226 Termination date: 20210825 |