CN218237896U

CN218237896U - High-temperature-resistant tensile pipe joint for heat collector of solar water heating system

Info

Publication number: CN218237896U
Application number: CN202222210304.3U
Authority: CN
Inventors: 许星; 梅仁枝
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-08-22
Filing date: 2022-08-22
Publication date: 2023-01-06
Anticipated expiration: 2032-08-22

Abstract

The utility model relates to a pipe connection technical field, concretely relates to high temperature resistant tensile coupling for solar water heating system heat collector, including cylindric body, the body includes silica gel inlayer, silica gel skin, stainless steel net, and stainless steel net sets up between silica gel inlayer and silica gel skin, the body has in-connection end and outer joint end, and in-connection end and the outer joint end outside is equipped with first clamp piece and second clamp piece respectively, first clamp piece the same with second clamp piece structure. The utility model discloses a set up stainless wire net at silica gel inlayer, silica gel skin and effectively solved ordinary silicone tube or rubber hose because of carrying the problem that high temperature heat transfer medium leads to body inflation, bulging, drawing, displacement to and the problem that leads to the serious decline of sealing performance after ordinary silicone tube uses ageing for a long time.

Description

High-temperature-resistant tensile pipe joint for heat collector of solar water heating system

Technical Field

The utility model belongs to the technical field of the pipe connection, a high temperature resistant tensile coupling for solar water heating system heat collector is related to.

Background

The heat collector of the solar water heating system comprises a heat preservation water tank, a vacuum heat collecting pipe and a heat exchange pipe. The heat exchange tube penetrates through the water tank, water or antifreeze in the heat exchange tube absorbs and transfers heat in the heat storage medium in the water tank, and the heat is supplied to a hot water end or flows through an indoor heating terminal to supply heat to the indoor, and the heating terminal comprises a floor heating unit, a fan coil, a radiating fin and the like.

Chinese utility model application No. CN202022573834.5 discloses a bellows connecting piece, including rubber hose, rubber hose's one end diameter be greater than the diameter of its other end, rubber hose's major diameter pot head establish in solar collector's the output outside, and it is fixed through first clamp spare, rubber hose's minor diameter pot head establish in the bellows outside, and it is fixed through second clamp spare.

The connection between present solar collector water injection well choke and the connection between two adjacent water tank heat exchange tubes and the heat exchange tube can adopt ordinary silicone tube or rubber hose to connect usually, ordinary silicone tube, rubber hose can cause the problem of inflation, bulging, tensile, displacement because of high temperature when carrying high temperature heat transfer medium, lead to leaking, and this kind of seal structure is in long-term use, along with ordinary silicone tube or rubber hose's ageing, lead to its sealing performance to seriously descend, also can bring a great deal of inconvenience for subsequent clearance and change.

Therefore, how to solve the defects of the prior art is a subject of the present invention.

SUMMERY OF THE UTILITY MODEL

The utility model aims at having above-mentioned problem to current technique, provided a high temperature resistant tensile coupling for solar water heating system heat collector, solved ordinary silicone tube or rubber hose and leaded to the problem of body inflation, bulging, tensile, displacement because of carrying high temperature heat transfer medium to and the problem that leads to the sealing performance to seriously descend after ordinary silicone tube uses ageing for a long time.

The purpose of the utility model can be realized by the following technical proposal: the utility model provides a high temperature resistant tensile coupling for solar water heating system heat collector, a serial communication port, including cylindric body, the body includes silica gel inlayer, silica gel skin, stainless steel net, and stainless steel net sets up between silica gel inlayer and silica gel skin, the body has in-connection end and outer joint end, and in-connection end and the outer joint end outside is equipped with first clamp piece and second clamp piece respectively, first clamp piece the same with second clamp piece structure.

The stainless steel wire mesh is used as a main support, and due to the principle of expansion with heat and contraction with cold, the inner layer of the silica gel bulges due to the high-temperature expansion of a heat exchange medium, and the inward prestress generated by the stainless steel wire mesh can effectively offset the bulging; the silicone tube or the rubber tube can be softened due to high temperature, the body is stretched and displaced due to the self weight, the gravity action or the external force action of the heat exchange medium, the stainless steel wire mesh can effectively avoid transverse stretching and displacement of the body, the strength of the body can be effectively increased, and the leakage of the heat exchange medium is prevented; for rubber and plastic products, the most harmful silicone product is ultraviolet rays, which can directly cause the breakage of rubber molecular chains, because the silicone product can absorb light energy to generate free molecules in rubber, an anti-aging layer is generally coated outside the rubber and plastic products, after a common silicone tube or a rubber tube is aged for a long time, the sealing performance of the common silicone tube or the rubber tube is seriously reduced due to the looseness of a sealing part, and a stainless steel wire mesh has an effective supporting function and can effectively relieve the problem of serious reduction of the sealing performance caused by aging.

Preferably, the inner diameter of the inner silica gel layer of the outer connecting end is not equal to the inner diameter of the inner silica gel layer of the inner connecting end. The inner diameter of the silica gel inner layer of the inner connection end can be adjusted and arranged according to connecting pipelines of different specifications, so that the adaptability of the silica gel inner layer is higher, and the overall sealing performance of the whole system can be improved.

Preferably, the silica gel inner layer, the silica gel outer layer and the stainless steel wire mesh are concentrically arranged. The stainless steel wire mesh can balance and offset the force of the heat exchange medium for stamping the inner layer of the silica gel, and the force is more uniform.

Preferably, a gap is formed between the inner silica gel layer and the stainless steel screen and the inner silica gel layer is filled with viscose glue. The viscose glue can make the stainless steel screen can be firmly attached to the inner side of the silica gel inner layer.

Preferably, a gap is formed between the outer silica gel layer and the stainless steel screen and the silica gel outer layer is filled with viscose. The viscose can make the stainless steel wire net can firmly laminate at the outer inboard of silica gel.

Preferably, the thickness of the stainless steel wire mesh is 0.4-1.2mm.

Preferably, the thickness of the silica gel outer layer is 3-8mm.

Compared with the prior art, the utility model has the advantages of it is following:

1. the problems of expansion, bulging, stretching and displacement of common silicone tubes and rubber hoses during conveying of high-temperature heat exchange media are effectively solved, and water leakage is effectively reduced;

2. in the long-term use aging process of a common silicone tube or a rubber hose, the sealing property of the hose is improved, so that the service life of the hose is prolonged.

3. The maintenance is more convenient, when dismantling and maintaining in the later stage, as long as screw out the nut of first clamp spare and second clamp spare can dismantle it.

Drawings

Fig. 1 is an axonometric view of the overall structure of the utility model.

Fig. 2 is a schematic sectional structure of the present invention.

In the figure, 1, a body; 11. an inner layer of silica gel; 12. an outer layer of silica gel; 13. a stainless steel wire mesh; 2. an inner connection end; 3. an outer connecting end; 4. a first clamp member; 5. a second clamp member; 6. and (5) gluing.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1 and 2, a high temperature resistant tensile pipe joint for solar water heating system heat collector, its characterized in that, including cylindric body 1, body 1 includes silica gel inlayer 11, silica gel skin 12, stainless steel net 13, and stainless steel net 13 sets up between silica gel inlayer 11 and silica gel skin 12, body 1 has interior connection end 2 and outer joint end 3, and the cover is equipped with first hoop spare 4 and second hoop spare 5 respectively in interior connection end 2 and the 3 outsides of outer joint end, first hoop spare 4 and second hoop spare 5 the same structure.

As shown in fig. 2, the inner diameter of the inner silicone layer 11 of the outer connecting end 3 is not equal to the inner diameter of the inner silicone layer 11 of the inner connecting end 12.

The silica gel inner layer 11, the silica gel outer layer 12 and the stainless steel wire mesh 13 are concentrically arranged.

There is the clearance and fill with viscose 6 between silica gel inlayer 11 and the stainless steel net 13.

A gap is formed between the outer silica gel layer 12 and the stainless steel wire mesh 13, and the viscose 6 is filled in the gap.

The thickness of the stainless steel wire mesh 13 is 0.4-1.2mm.

The thickness of the silica gel outer layer 12 is 3-8mm.

The utility model discloses theory of operation in the actual application: when the solar water heater is connected and matched with a water nozzle of a solar heat collector or two adjacent water tank heat exchange tubes and heat exchange tubes, the heat exchange tubes or the water nozzle are arranged in the inner connecting end 2 of the body 1 in a penetrating mode, the outer connecting end 3 penetrates out of the heat exchange tubes or the water nozzle and is used for connecting other pipelines, nuts are screwed in the outer threads of the first clamp piece 4 and the second clamp piece 5, the silica gel inner layer 11 of the inner connecting end 2 is pressed and abutted against the outer wall of the heat exchange tubes or the water nozzle to form good sealing, other pipelines of the silica gel inner layer 11 of the outer connecting end 3 are connected with the sealing mode of the inner connecting end 2, meanwhile, the inner connecting end 2 can also be attached to the side wall of the heat exchange tubes or the water nozzle to form sealing in the extrusion deformation process, and liquid leakage in the heat preservation water tank is avoided.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides a high temperature resistant tensile coupling for solar water heating system heat collector, a serial communication port, including cylindric body (1), body (1) includes silica gel inlayer (11), silica gel skin (12), stainless steel net (13), and stainless steel net (13) set up between silica gel inlayer (11) and silica gel skin (12), body (1) has in-connection end (2) and outer joint end (3), and in-connection end (2) and outer joint end (3) outside is equipped with first hoop spare (4) and second hoop spare (5) respectively by the cover, first hoop spare (4) the same with second hoop spare (5) structure.

2. The high-temperature-resistant tensile pipe joint for the solar water heating system heat collector according to claim 1, wherein the inner diameter of the silica gel inner layer (11) of the outer connecting end (3) is not equal to the inner diameter of the silica gel inner layer (11) of the inner connecting end (2).

3. The high-temperature-resistant tensile pipe joint for the solar water heating system heat collector according to claim 1, wherein the silica gel inner layer (11), the silica gel outer layer (12) and the stainless steel wire mesh (13) are concentrically arranged.

4. The high-temperature-resistant tensile pipe joint for the solar water heating system heat collector according to claim 1, wherein a gap is formed between the silica gel inner layer (11) and the stainless steel wire mesh (13) and is filled with viscose (6).

5. The high temperature resistant tensile pipe joint for a solar water heating system heat collector according to claim 1, wherein a gap is formed between the silica gel outer layer (12) and the stainless steel wire mesh (13) and is filled with the adhesive (6).

6. The high-temperature-resistant tensile pipe joint for the solar water heating system heat collector according to claim 1, wherein the thickness of the stainless steel wire mesh (13) is 0.4-1.2mm.

7. The high temperature resistant tensile pipe joint for a solar water heating system heat collector as claimed in claim 1, wherein the thickness of the silica gel outer layer (12) is 3-8mm.