CN216898047U

CN216898047U - Cold air sealing heat preservation pipeline for refrigerator

Info

Publication number: CN216898047U
Application number: CN202123321896.8U
Authority: CN
Inventors: 杜楚楚
Original assignee: Beijing Xintongda Mechanical And Electrical Equipment Technology Co ltd
Current assignee: Beijing Xintongda Mechanical And Electrical Equipment Technology Co ltd
Priority date: 2021-12-22
Filing date: 2021-12-22
Publication date: 2022-07-05
Anticipated expiration: 2031-12-22

Abstract

The utility model discloses a cold air sealing heat preservation conveying pipeline for a refrigerator, which comprises a main pipe body, a locking joint, a sealing gasket and a locking bolt, wherein the locking joint is arranged at one end of the main pipe body, an annular clamping table is arranged on the outer side of one end of the main pipe body, the outer wall of the annular clamping table is in sliding connection with the inner wall of the locking joint, one end of the locking joint is in an opening shape, a clamping end is arranged at the other end of the locking joint, a through hole capable of enabling one end of the main pipe body to penetrate through is formed in the center of the clamping end, the sealing gasket is arranged between the annular clamping table of the main pipe body and the clamping end of the locking joint and is sleeved on the outer side of the main pipe body, a threaded line is arranged at one end of the main pipe body, the locking bolt in threaded connection with the threaded line is arranged at the threaded line, and the main pipe body comprises an outer polyethylene protective layer, a heat preservation layer, a sealing gasket and a locking bolt, Armor and oxide corrosion protection. The utility model has the advantages of good sealing effect, difficult air leakage, good heat preservation effect and high strength.

Description

Cold air sealing heat preservation pipeline for refrigerator

Technical Field

The utility model relates to the technical field of gas transmission pipelines of refrigeration equipment, in particular to a cold gas sealing heat preservation transmission pipeline for a refrigerator.

Background

The cold air pipeline is required to convey the cold air generated by the refrigerator in the cold supply system, and the current cold air pipeline connection generally adopts a hoop or flange connection mode, so that the air leakage condition is easily caused.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a cold air sealing heat preservation conveying pipeline for a refrigerator, which solves the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a refrigerator is with cold gas seal heat preservation pipeline, is including being responsible for the body, lock joint, seal ring and locking bolt, the lock joint is located the one end of being responsible for the body, the one end outside of being responsible for the body is equipped with annular ka tai, the outer wall of annular ka tai with the inner wall sliding connection of lock joint, the one end of lock joint is the opening form, the other end of lock joint is equipped with the joint end, the center department of joint end is equipped with the perforation that can make and be responsible for body one end and pass, be equipped with seal ring between the annular ka tai of being responsible for the body and the joint end of lock joint, seal ring cup joints the outside of being responsible for the body, the one end of being responsible for the body is located the lock joint tip outside is equipped with the fillet thread, fillet department installs the locking bolt rather than threaded connection, be responsible for the body and include outer polyethylene protective layer, heat preservation, Armor and oxide corrosion protection.

Furthermore, the outer polyethylene protective layer, the heat insulation layer, the armor layer and the oxide anticorrosive layer are sequentially coated from outside to inside.

Further, the heat-insulating layer is heat-insulating foam or heat-insulating cotton.

Further, the armor layer is a metal mesh or a metal steel strip.

Furthermore, the inner wall of one end of the opening of the lock joint is coated with adhesive glue.

Compared with the prior art, the utility model has the following beneficial effects: the cold air sealing heat preservation conveying pipeline for the refrigerator has the advantages of good sealing effect, difficulty in air leakage, good heat preservation effect and high strength.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic structural view of a cold air sealing insulation conveying pipeline for a refrigerator according to an embodiment of the utility model.

Fig. 2 is a partial sectional view of the main pipe body of the cold-gas sealed insulation conveying pipe for the refrigerator according to the embodiment of the utility model.

Reference numerals:

1. a primary tube; 2. locking the joint; 3. a sealing gasket; 4. locking the bolt; 5. an annular clamping table; 6. a clamping end; 7. a thread; 8. adhesive glue; 9. an outer polyethylene protective layer; 10. a heat-insulating layer; 11. an armor layer; 12. and an oxide anticorrosive layer.

Detailed Description

The utility model is further described with reference to the following drawings and detailed description:

in the description of the present invention, it should be noted that the terms "top", "bottom", "one side", "the other side", "front", "back", "middle part", "inside", "top", "bottom", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-2, a cold air sealing heat preservation conveying pipeline for a refrigerator according to an embodiment of the present invention includes a main pipe body 1, a locking joint 2, a sealing washer 3, and a locking bolt 4, where the locking joint 2 is disposed at one end of the main pipe body 1, an annular clamping table 5 is disposed at an outer side of one end of the main pipe body 1, an outer wall of the annular clamping table 5 is slidably connected to an inner wall of the locking joint 2, one end of the locking joint 2 is open, the other end of the locking joint 2 is disposed with a clamping end 6, a through hole through which one end of the main pipe body 1 can pass is disposed at a center of the clamping end 6, the sealing washer 3 is disposed between the annular clamping table 5 of the main pipe body 1 and the clamping end 6 of the locking joint 2 to make a sealing of the through hole of the locking joint 2 more firm, the sealing washer 3 is sleeved at an outer side of the main pipe body 1, and a thread line 7 is disposed at an end of the main pipe body 1 outside the locking joint 2, the locking bolt 4 in threaded connection with the thread line 7 is installed at the thread line, and the locking joint 2 and the main pipe body 1 can be locked through the locking bolt 4, so that air leakage is not easy to occur. The connection is more firm, and the main pipe body 1 comprises an outer polyethylene protective layer 9, a heat preservation layer 10, an armor layer 11 and an oxide anticorrosive layer 12.

According to the scheme of the utility model, the outer polyethylene protective layer 9, the heat insulation layer 10, the armor layer 11 and the oxide anticorrosive layer 12 are sequentially coated from outside to inside.

According to the scheme of the utility model, the heat-insulating layer 10 is heat-insulating foam or heat-insulating cotton.

According to the scheme of the utility model, the armor layer 11 is a metal mesh or a metal steel strip.

Through the scheme of the utility model, the inner wall of one opening end of the lock joint 2 is coated with the adhesive glue 8 to be fixedly adhered with the cold air outlet end of the refrigerator.

In conclusion, the cold air sealing heat preservation conveying pipeline for the refrigerator has the advantages of good sealing effect, difficulty in air leakage, good heat preservation effect and high strength, and is worthy of popularization.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that various changes, modifications and substitutions can be made without departing from the spirit and scope of the utility model as defined by the appended claims. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The cold air sealing heat preservation conveying pipeline for the refrigerator is characterized by comprising a main pipeline body (1), a locking joint (2), a sealing washer (3) and a locking bolt (4), wherein the locking joint (2) is arranged at one end of the main pipeline body (1), an annular clamping platform (5) is arranged on the outer side of one end of the main pipeline body (1), the outer wall of the annular clamping platform (5) is in sliding connection with the inner wall of the locking joint (2), one end of the locking joint (2) is in an opening shape, a clamping end (6) is arranged at the other end of the locking joint (2), a through hole capable of enabling one end of the main pipeline body (1) to penetrate through is formed in the center of the clamping end (6), the sealing washer (3) is arranged between the annular clamping platform (5) of the main pipeline body (1) and the clamping end (6) of the locking joint (2), and the sealing washer (3) is sleeved on the outer side of the main pipeline body (1), one end of the main pipe body (1) is located outside the end part of the lock joint (2) and is provided with a thread (7), the thread (7) is provided with a locking bolt (4) in threaded connection with the thread, and the main pipe body (1) comprises an outer polyethylene protective layer (9), a heat insulation layer (10), an armor layer (11) and an oxide anticorrosive layer (12).

2. The cold air sealing heat preservation conveying pipeline for the refrigerator according to claim 1, characterized in that the outer polyethylene protection layer (9), the heat preservation layer (10), the armor layer (11) and the oxide anticorrosive layer (12) are sequentially coated from outside to inside.

3. The cold air sealing heat preservation conveying pipeline for the refrigerator as claimed in claim 1, wherein the heat preservation layer (10) is heat preservation foam or heat preservation cotton.

4. The cold air sealing and heat preservation conveying pipeline for the refrigerator as claimed in claim 1, characterized in that the armor layer (11) is a metal net or a metal steel strip.

5. The cold air sealing and heat preservation conveying pipeline for the refrigerator as claimed in claim 1, characterized in that the inner wall of one end of the opening of the locking joint (2) is coated with adhesive glue (8).