Heat preservation device for preventing water pipe from frost cracking

The insulation sleeve, with its threaded connection and snap-fit ​​structure design, solves the problem of inconvenient disassembly of water pipe freezing and cracking insulation devices in existing technologies, achieving efficient disassembly and improved insulation effect, ensuring the normal operation of water pipes in cold environments.

CN223754998UActive Publication Date: 2026-01-02JI NAN CITY TAP WATER CORP
View PDF 0 Cites 0 Cited by

Patent Information

Application Number
CN202520600442.3
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-04-01
Publication Date
2026-01-02
Estimated Expiration
2035-04-01

AI Technical Summary

Technical Problem

Existing insulation devices for preventing water pipes from freezing and cracking are inconvenient to disassemble during inspection and maintenance, resulting in reduced work efficiency.

Method used

The insulation sleeve, designed with threaded connection and snap-fit ​​structure, achieves a tight fit through the cooperation of threaded rod and connecting block. The snap-fit ​​of snap ring and slot ensures the insulation effect, and the cooperation of connecting rope and snap ring allows for easy disassembly and fixing.

Benefits of technology

It improves the installation efficiency and disassembly convenience of the insulation device, enhances the insulation effect, reduces heat loss, and ensures the stable operation of water pipes in low-temperature environments.

✦ Generated by Eureka AI based on patent content.

Smart Images

  • Figure CN223754998U_ABST
    Figure CN223754998U_ABST
Patent Text Reader

Abstract

The utility model relates to the technical field of water pipe frost crack prevention, and discloses a heat preservation device for preventing a water pipe from frost crack, which comprises a pipeline and a connecting valve, a first heat preservation sleeve is arranged on the outer side of the pipeline, a second heat preservation sleeve is arranged on the rear side of the first heat preservation sleeve, and first connecting blocks are fixedly connected to the left side and the right side of the top of the first heat preservation sleeve. Connecting blocks II are fixedly connected to the left end and the right end of the top of the heat preservation sleeve II, threaded rods are in threaded connection to the sides, adjacent to the connecting blocks II, of the connecting blocks I, rotary knobs are fixedly connected to the front sides of the threaded rods, connecting ropes are arranged at the top of the heat preservation sleeve I, and connecting structures are installed on the left side and the right side of the pipeline. The connecting structure is used for connecting pipelines. In the utility model, in order to preserve heat of the pipeline, the heat preservation sleeve I and the heat preservation sleeve II are wrapped outside the pipeline, the threaded rod is rotated by the knob, and the connecting block I and the connecting block II are close to each other due to threaded connection, so that the heat preservation sleeves cling to the pipeline.
Need to check novelty before this filing date? Find Prior Art

Description

TECHNICAL FIELD

[0001] The utility model relates to water pipe anti-freezing crack technical field especially, relates to a kind of heat preservation device for preventing water pipe freeze crack. BACKGROUND

[0002] Water pipe, as the key component of modern life infrastructure, is a tubular device for conveying water, liquid or gas fluid medium, and is ubiquitous in life, from water facilities in household kitchen and bathroom, to complex pipeline system in industrial production, and even huge water supply and drainage network in city, water pipe bears indispensable role, and its material is rich and varied, including steel pipe and copper pipe of metal class, which has good strength and corrosion resistance; PVC pipe and PPR pipe of plastic class are widely used due to light weight, convenient installation and low cost; there are also composite material water pipes, which integrate the advantages of multiple materials; the specification of water pipe has multiple sizes according to different use scenarios to ensure the reasonable adaptation of flow and pressure; during installation, strict construction standards need to be followed to ensure close connection and reasonable layout, so as to ensure the safety, stability and efficiency of fluid conveying, and provide solid protection for the orderly development of people's daily life and social production activities.

[0003] A kind of heat preservation device for preventing water pipe freeze crack is a key equipment to ensure the normal operation of water pipe in low temperature environment; in cold regions, winter temperature often drops below freezing point, and water in water pipe expands when frozen, which can easily lead to water pipe rupture and cause serious water leakage problem; the heat preservation device is born to solve this problem, which is composed of heat preservation material and protective shell; the heat preservation material such as polyurethane foam and rubber sponge has excellent heat insulation performance, which can effectively reduce the heat exchange between water pipe and external cold air, so that the water temperature in water pipe is maintained above freezing point; the protective shell plays a role in protecting heat preservation material and enhancing the stability of overall structure, and can resist wind, sunlight and rain erosion, so that water supply pipeline exposed to outdoor or water pipe parts susceptible to low temperature in indoor can be protected in all directions, thereby effectively preventing water pipe freeze crack and ensuring the continuous stability of water supply system, which greatly reduces the maintenance cost and inconvenience caused by water pipe freeze crack; during use, the installation quality of heat preservation device has great influence on heat preservation effect; if there are gaps or tight wrapping problems during installation, heat will be easily lost, for example, at the elbow and interface of pipeline, if heat preservation material is not tightly spliced, heat loss weak point will be formed; in prior art, during installation, appropriate fixing parts are used to fix heat preservation material on water pipe to prevent it from falling off or shifting during use; commonly used fixing parts include adhesive tape, iron wire and pipe clamp; at the same time, sealing treatment is needed for the interface of heat preservation material, which can use sealant and adhesive tape and other materials to prevent air from entering the insulation layer and reduce heat preservation effect; however, when water pipe is checked and maintained, it is not convenient to disassemble, which will reduce work efficiency. Utility model content

[0004] In order to make up for the above shortcomings, the utility model provides a kind of heat preservation device for preventing water pipe freeze crack, to improve the prior art in the water pipe is checked and maintained, it is inconvenient to disassemble, can lead to the problem of reduced work efficiency.

[0005] In order to realize the above purpose, the utility model adopts the following technical scheme: a kind of heat preservation device for preventing water pipe freeze crack, including pipeline and connecting valve, the outside of the pipeline is provided with heat preservation sleeve one, the rear side of the heat preservation sleeve one is provided with heat preservation sleeve two, the top left and right sides of the heat preservation sleeve one are all fixedly connected with connecting block one, the top left and right ends of the heat preservation sleeve two are all fixedly connected with connecting block two, the adjacent side of the connecting block one and the connecting block two is all screw-connected with threaded rod, the front side of the threaded rod is fixedly connected with knob, the top of the heat preservation sleeve one is provided with connecting rope, the left and right sides of the pipeline are all installed with connecting structure, and the connecting structure is used to connect pipeline.

[0006] As further description of the above technical solution:

[0007] The connecting structure includes snap ring one, the snap ring one is installed on the outside of the pipeline, the outside of the snap ring one is provided with snap ring two, the outside of the snap ring one and the snap ring two is all fixedly connected with connecting rod, the outside of the connecting rod is fixedly connected with L-shaped rod, a plurality of clamping grooves are equidistantly formed on the outside of the L-shaped rod, and the outside of the clamping groove is provided with clamping rod.

[0008] As further description of the above technical solution:

[0009] The outside of the heat preservation sleeve one and the heat preservation sleeve two is all provided with rotating shaft, and the outside of the rotating shaft is provided with circular ring.

[0010] As further description of the above technical solution:

[0011] The rear side of the heat preservation sleeve two is provided with warning board, and the outside of the warning board is screw-connected with screw one.

[0012] As further description of the above technical solution:

[0013] The outside of the connecting valve is provided with protection ring, and the outside of the protection ring is fixedly connected with antiskid ring.

[0014] As further description of the above technical solution:

[0015] The outside of the snap ring one is screw-connected with bolt, and the outside of the bolt is screw-connected with nut.

[0016] As further description of the above technical solution:

[0017] The outer side of the knob is provided with a rubber ring.

[0018] As a further description of the above technical solutions:

[0019] The outer side of the rubber ring is threadedly connected with a screw two.

[0020] The utility model has the advantages of:

[0021] 1. In the utility model, in order to keep the pipeline warm, the heat preservation sleeve one and the heat preservation sleeve two are wrapped on the outer side of the pipeline, the knob is rotated to rotate the threaded rod, the connecting block one and the connecting block two are close to each other due to the threaded connection, the heat preservation sleeve is tightly attached to the pipeline, and the connecting rope is further tightened, so that the heat preservation effect is enhanced, and heat loss is reduced.

[0022] 2. In the utility model, the clamping ring one and the clamping ring two can be wrapped on the outer side of the pipeline, the connecting rod is arranged on the two, the L-shaped rod is arranged on the connecting rod, the movement of the clamping ring one and the clamping ring two is limited by operating the clamping rod and the clamping groove on the L-shaped rod, and the pipeline can be connected. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 A perspective view of a heat preservation device for preventing water pipe from freezing and cracking is provided for the utility model;

[0024] Figure 2 A rear view of a heat preservation device for preventing water pipe from freezing and cracking is provided for the utility model;

[0025] Figure 3 A side view of a heat preservation device for preventing water pipe from freezing and cracking is provided for the utility model;

[0026] Figure 4 A local structure display view of a heat preservation device for preventing water pipe from freezing and cracking is provided for the utility model;

[0027] Figure 5 A connecting structure schematic view of a heat preservation device for preventing water pipe from freezing and cracking is provided for the utility model.

[0028] LEGEND:

[0029] 1, pipeline; 2, connecting structure; 201, clamping ring one; 202, clamping ring two; 203, connecting rod; 204, L-shaped rod; 205, clamping groove; 206, clamping rod; 3, connecting valve; 4, heat preservation sleeve one; 5, heat preservation sleeve two; 6, connecting block one; 7, connecting block two; 8, threaded rod; 9, knob; 10, connecting rope; 11, rotating shaft; 12, circular ring; 13, warning sign; 14, screw one; 15, protection ring; 16, antiskid ring; 17, bolt; 18, nut; 19, rubber ring; 20, screw two. DETAILED DESCRIPTION

[0030] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0031] With reference to Figure 2 , Figure 3 and Figure 4 , the utility model provides an embodiment: a kind of heat preservation device for preventing water pipe freeze crack, including pipeline 1 and connecting valve 3, the outside of pipeline 1 is provided with heat preservation sleeve one 4, the rear side of heat preservation sleeve one 4 is provided with heat preservation sleeve two 5, the top left and right sides of heat preservation sleeve one 4 are all fixedly connected with connecting block one 6, the top left and right ends of heat preservation sleeve two 5 are all fixedly connected with connecting block two 7, the adjacent side of connecting block one 6 and connecting block two 7 is all threadedly connected with threaded rod 8, the front side of threaded rod 8 is fixedly connected with knob 9, rotating knob 9 in turn will drive threaded rod 8 to rotate, the top of heat preservation sleeve one 4 is provided with connecting rope 10, heat preservation sleeve one 4 and heat preservation sleeve two 5 can be assisted to be tightened, the left and right sides of pipeline 1 are all installed with connecting structure 2, and connecting structure 2 is used to connect pipeline 1, the outside of heat preservation sleeve one 4 and heat preservation sleeve two 5 is provided with shaft 11, the outside of shaft 11 is provided with ring 12, and ring 12 is installed on shaft 11, the rear side of heat preservation sleeve two 5 is provided with warning board 13, the outside of warning board 13 is threadedly connected with screw one 14, and warning board 13 is fixed by screw one 14, to play the role of warning;

[0032] Specifically, when heat preservation treatment is carried out on pipeline 1, heat preservation sleeve one 4 and heat preservation sleeve two 5 should be tightly wrapped on the outside of pipeline 1, then the rotation of threaded rod 8 is driven by rotating knob 9, since threaded rod 8 is connected with connecting block one 6 and connecting block two 7 by thread, in the process of rotating, connecting block one 6 and connecting block two 7 will approach each other, to make heat preservation sleeve one 4 and heat preservation sleeve two 5 tightly adhere to the surface of pipeline 1, in addition, heat preservation sleeve one 4 and heat preservation sleeve two 5 are further tightened by connecting rope 10, to enhance heat preservation effect and reduce heat loss, the outside of heat preservation sleeve one 4 and heat preservation sleeve two 5 is provided with shaft 11, the outside of shaft 11 is provided with ring 12, ring 12 is installed on shaft 11, the rear side of heat preservation sleeve two 5 is provided with warning board 13, warning board 13 is connected with screw one 14 by the thread on the outside, and fixed by screw one 14, to play the warning function.

[0033] With reference to Figure 1 , Figure 2 and Figure 5The connecting structure 2 comprises a clasp ring 201 installed on the outer side of the pipeline 1, the outer side of the clasp ring 201 is provided with a clasp ring 202, the outer sides of the clasp ring 201 and the clasp ring 202 are fixedly connected with connecting rods 203, the outer sides of the connecting rods 203 are fixedly connected with L-shaped rods 204, a plurality of clamping grooves 205 are equidistantly formed on the outer sides of the L-shaped rods 204, the outer sides of the clamping grooves 205 are provided with clamping rods 206, the clamping rods 206 can be matched with the clamping grooves 205 to realize the clamping effect, the outer side of the clasp ring 201 is threadedly connected with a bolt 17, the outer side of the bolt 17 is threadedly connected with a nut 18, the bolt 17 can be matched with the nut 18 to play an auxiliary fixing effect;

[0034] Specifically, the clasp ring 201 and the clasp ring 202 can be wrapped around the outer side of the pipeline 1 to be fixed or connected, when it is necessary to connect the two with other components or keep the relative position stable, the clamping rod 206 is operated to be matched with the clamping groove 205 on the L-shaped rod 204, once the clamping rod 206 is clamped into the clamping groove 205, the movement of the clasp ring 201 and the clasp ring 202 relative to other components or each other is limited, so that the fixing and connecting purposes are achieved, the outer side of the clasp ring 201 is provided with threads and is connected with the bolt 17, and the outer side of the bolt 17 is threadedly connected with the nut 18, through the interaction of the bolt 17 and the nut 18, the auxiliary fixing function is realized.

[0035] Referring to Figure 1 and Figure 3 The outer side of the connecting valve 3 is provided with a protective ring 15, the outer side of the protective ring 15 is fixedly connected with an anti-skid ring 16, which can better operate, the outer side of the knob 9 is provided with a rubber ring 19, the outer side of the rubber ring 19 is threadedly connected with a screw 20, and the rubber ring 19 is fixed through the screw 20;

[0036] Specifically, the outer side of the connecting valve 3 is provided with a protective ring 15, the outer side of the protective ring 15 is fixedly connected with an anti-skid ring 16, which facilitates the convenience of operation, the outer side of the knob 9 is provided with a rubber ring 19, and the outer side of the rubber ring 19 is threadedly connected with a screw 20 to realize the fixation of the rubber ring 19.

[0037] Working principle: when the pipeline 1 needs to be heat-insulated, the heat-insulating sleeve 4 and the heat-insulating sleeve 5 are wrapped on the outer side of the pipeline 1, then the threaded rod 8 is rotated by rotating the knob 9, since the threaded rod 8 is threadedly connected with the connecting block 6 and the connecting block 7, the connecting block 6 and the connecting block 7 will approach each other during the rotation process, so that the heat-insulating sleeve 4 and the heat-insulating sleeve 5 are tightly attached to the pipeline 1, at the same time, the connecting rope 10 is used to further tighten the heat-insulating sleeve 4 and the heat-insulating sleeve 5, so as to enhance the heat-insulating effect and reduce heat loss;

[0038] The clamping ring one 201 and the clamping ring two 202 can be wrapped around the outside of the pipe 1 which needs to be fixed or connected, when it is needed to connect them with other components or to fix the relative position of the two, the clamping rod 206 is operated to cooperate with the clamping slot 205 on the L-shaped rod 204, after the clamping rod 206 is clamped into the clamping slot 205, the movement of the clamping ring one 201 and the clamping ring two 202 relative to other components or each other can be limited, so that the fixing and connecting purposes are achieved.

[0039] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and not for limiting the present application, although the foregoing embodiments of the present application are described in detail, for those skilled in the art, it still can be modified, or part of the technical features of the equivalent replacement, within the spirit and principles of the present application, any modification, equivalent replacement, improvement, etc., should be included in the scope of the present application.

Claims

1. A heat preservation device for preventing water pipes from freezing and cracking, comprising a pipeline (1) and a connecting valve (3), characterized in that: The outer side of the pipeline (1) is provided with a heat preservation sleeve one (4), the rear side of the heat preservation sleeve one (4) is provided with a heat preservation sleeve two (5), the top left and right sides of the heat preservation sleeve one (4) are fixedly connected with a connecting block one (6), the top left and right ends of the heat preservation sleeve two (5) are fixedly connected with a connecting block two (7), the adjacent side of the connecting block one (6) and the connecting block two (7) is screw connected with a threaded rod (8), the front side of the threaded rod (8) is fixedly connected with a knob (9), the top of the heat preservation sleeve one (4) is provided with a connecting rope (10), the left and right sides of the pipeline (1) are provided with a connecting structure (2), and the connecting structure (2) is used for connecting the pipeline (1).

2. The heat retaining device for preventing water pipe from freezing according to claim 1, characterized in that: The connecting structure (2) comprises a clasp one (201), the clasp one (201) is installed on the outer side of the pipeline (1), the outer side of the clasp one (201) is provided with a clasp two (202), the outer side of the clasp one (201) and the clasp two (202) is fixedly connected with a connecting rod (203), the outer side of the connecting rod (203) is fixedly connected with an L-shaped rod (204), a plurality of clamping grooves (205) are equidistantly formed in the outer side of the L-shaped rod (204), and the outer side of the clamping groove (205) is provided with a clamping rod (206).

3. The heat retaining device for preventing water pipe from freezing according to claim 1, characterized in that: The outer side of the heat preservation sleeve one (4) and the heat preservation sleeve two (5) is provided with a rotating shaft (11), and the outer side of the rotating shaft (11) is provided with a circular ring (12).

4. The heat retaining device for preventing water pipe from freezing according to claim 1, characterized in that: The rear side of the heat preservation sleeve two (5) is provided with a warning sign (13), and the outer side of the warning sign (13) is screw connected with a screw one (14).

5. The heat retaining device for preventing water pipes from freezing according to claim 1, wherein: The outer side of the connecting valve (3) is provided with a protection ring (15), and the outer side of the protection ring (15) is fixedly connected with an antiskid ring (16).

6. The heat retaining device for preventing water pipe from freezing according to claim 2, characterized in that: The outer side of the clasp one (201) is screw connected with a bolt (17), and the outer side of the bolt (17) is screw connected with a nut (18).

7. The heat retaining device for preventing water pipe from freezing according to claim 1, wherein: The outer side of the knob (9) is provided with a rubber ring (19).

8. The heat retaining device for preventing water pipe from freezing according to claim 7, characterized in that: The outer side of the rubber ring (19) is screw connected with a screw two (20).