Large-helix-angle ultrathin thin high-tooth internal thread copper pipe

Abstract

The utility model relates to the technical field of internal thread copper pipes, in particular to a large-helix-angle ultrathin thin-high-tooth internal thread copper pipe, which comprises a copper pipe and is characterized in that the copper pipe comprises a copper pipe main body, thin-high teeth are fixedly connected in the copper pipe main body, and first thread grooves are arranged among the thin-high teeth; the connecting piece comprises an anti-corrosion telescopic sleeve, straight pipes are fixedly connected to the two ends of the anti-corrosion telescopic sleeve, hoops are installed on the outer sides of the straight pipes, the hoops are fixedly connected through screws, an anti-corrosion sealing sleeve is fixedly connected to the middle of the inner wall of the anti-corrosion telescopic sleeve, and a connecting mechanism is fixedly connected to the inner wall of the anti-corrosion sealing sleeve. The connecting mechanism comprises a connecting threaded rod, and a second threaded groove is formed in the inner side of the connecting threaded rod, the copper pipe installed at the position with the large temperature difference can absorb displacement caused by temperature changes, then the copper pipe is prevented from being damaged and deformed, the technical requirement for installation at the connecting position is low, and installation is convenient and fast.

Description

Technical Field

[0001] The utility model relates to the technical field of internal thread copper tubes, in particular to an ultra-thin and high-tooth internal thread copper tube with a large helical angle. Background Art

[0002] 7mm large helix angle ultra-thin high-tooth internal thread copper tube is a specially designed copper tube with the following characteristics: 7mm inner diameter, large angle between the thread and the pipe axis, which helps to improve the tightness and sealing of the connection, ultra-thin copper tube wall and the cross-section shape of the thread is high and the width is narrow. This specially designed copper tube is usually used in occasions that require precise control of fluid flow and pressure, such as refrigeration and air conditioning systems (HVAC), water treatment systems, chemical processes, and cooling systems for precision instruments;

[0003] When the existing large helix angle ultra-thin high-tooth internally threaded copper tube is installed in a location with a large temperature difference for use, it has poor elasticity and is prone to deformation, and the installation at the connection position requires certain professional personnel to operate. Therefore, a large helix angle ultra-thin high-tooth internally threaded copper tube is proposed to address the above problems. Utility Model Content

[0004] The purpose of the utility model is to provide a large helix angle ultra-thin thin high tooth internal thread copper tube to solve the problem that the existing large helix angle ultra-thin thin high tooth internal thread copper tube has poor elasticity and is prone to deformation when installed in a position with a large temperature difference for use, and the installation at the connection position requires certain professional personnel to operate.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A large helix angle ultra-thin tall teeth internal thread copper tube, comprising a copper tube, the copper tube comprising a copper tube body, the copper tube body having tall teeth fixedly connected therein, and a first thread groove being arranged between the tall teeth;

[0007] The copper tubes are connected by a connecting piece, which includes an anti-corrosion telescopic sleeve, both ends of which are fixedly connected with straight tubes, a clamp is installed on the outside of the straight tube, and the clamps are fixedly connected by screws. An anti-corrosion sealing sleeve is fixedly connected to the middle of the inner wall of the anti-corrosion telescopic sleeve, and a connecting mechanism is fixedly connected to the inner wall of the anti-corrosion sealing sleeve. The connecting mechanism includes a connecting threaded rod, and a second thread groove is opened on the inner side of the connecting threaded rod.

[0008] As a further optimization of the present invention, two straight tubes are provided, and the straight tubes are connected to the outer wall of the top end of the copper tube via a clamp, and the clamp provided on the outer side of the straight tube is semicircular.

[0009] As a further optimization of the present invention, the anti-corrosion telescopic sleeve and the anti-corrosion sealing sleeve have the same axis, the two ends of the anti-corrosion sealing sleeve are tightly attached to the top of the copper tube, and the vertical cross-sectional diameters of the anti-corrosion sealing sleeve and the copper tube are equal.

[0010] As a further optimization of the present invention, there are multiple connecting mechanisms, and the connecting mechanisms are distributed in a ring shape inside the anti-corrosion sealing sleeve.

[0011] As a further optimization of the present invention, the two ends of the connecting threaded rod are exposed outside the straight tube, and the connecting threaded rod is connected to the copper tube body through a first threaded groove.

[0012] As a further optimization of the present invention, the top edges of the first thread groove and the second thread groove are arc-shaped.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] In the utility model, by providing the connecting pieces, connecting mechanisms and clamps, the copper tube installed at a position with a large temperature difference can absorb the displacement caused by the temperature change, thereby preventing the copper tube from being damaged and deformed. The technical requirements for installing the connecting position are low, and the installation is relatively convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 For this utility model Figure 1 Schematic diagram of the structure at A in the middle;

[0017] Figure 3 It is a schematic diagram of the structure of the connecting mechanism of the utility model.

[0018] In the figure: 1. copper tube; 11. copper tube body; 12. first thread groove; 13. tall and thin teeth; 2. connecting piece; 21. anti-corrosion telescopic sleeve; 22. straight tube; 3. clamp; 4. screw; 5. connecting mechanism; 51. connecting thread rod; 52. second thread groove; 6. anti-corrosion sealing sleeve. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] It should be noted that the terms used herein are only for describing specific embodiments and are not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprise" and / or "include" are used in this specification, it indicates the presence of features, steps, operations, devices, components and / or combinations thereof.

[0021] See also Figure 1-3 , the utility model provides a technical solution:

[0022] A large helix angle ultra-thin tall teeth internal thread copper tube, comprising a copper tube 1, the copper tube 1 comprising a copper tube body 11, the copper tube body 11 having tall teeth 13 fixedly connected thereto, a first thread groove 12 being arranged between the tall teeth 13; the copper tubes 1 are connected by a connector 2, the connector 2 comprising an anti-corrosion telescopic sleeve 21, both ends of the anti-corrosion telescopic sleeve 21 are fixedly connected to straight tubes 22, a clamp 3 is installed on the outside of the straight tube 22, the clamps 3 are fixedly connected by screws 4, an anti-corrosion sealing sleeve 6 is fixedly connected to the middle of the inner wall of the anti-corrosion telescopic sleeve 21, a connecting mechanism 5 is fixedly connected to the inner wall of the anti-corrosion sealing sleeve 6, the connecting mechanism 5 comprises a connecting threaded rod 51, a second thread groove 52 is provided on the inner side of the connecting threaded rod 51.

[0023] As a further implementation of this solution, two straight tubes 22 are provided, and the straight tubes 22 are connected to the outer wall of the top end of the copper tube 1 through a clamp 3. The clamp 3 arranged on the outer side of the straight tube 22 is semicircular. Through the above arrangement, the straight tube 22 and the copper tube 1 can be stably connected together;

[0024] As a further implementation of this solution, the anti-corrosion telescopic sleeve 21 and the anti-corrosion sealing sleeve 6 are coaxial, the two ends of the anti-corrosion sealing sleeve 6 are tightly attached to the top of the copper tube 1, and the vertical cross-sectional diameters of the anti-corrosion sealing sleeve 6 and the copper tube 1 are equal, which improves the sealing performance of the device after the overall connection is completed;

[0025] As a further implementation of this solution, a plurality of connecting mechanisms 5 are provided, and the connecting mechanisms 5 are distributed in an annular shape inside the anti-corrosion sealing sleeve 6, so as to facilitate the connection between the connecting mechanism 5 and the copper tube 1;

[0026] As a further implementation scheme of the present invention, both ends of the connecting threaded rod 51 are exposed on the outside of the straight tube 22, and the connecting threaded rod 51 is connected to the copper tube body 11 through the first thread groove 12. The top edges of the first thread groove 12 and the second thread groove 52 are arc-shaped, which can ensure the stability of the overall structure after connection.

[0027] Workflow: When installing and using the large helix angle ultra-thin high-tooth internally threaded copper tube as a heat dissipation element, the staff needs to use the connector 2 to connect the copper tube 1 at a location with a large temperature difference or high temperature, so that the displacement caused by temperature changes can be absorbed during actual use;

[0028] In the process of connecting the copper tube 1 through the connecting piece 2, the staff will spirally insert the connecting threaded rod 51 into the first threaded groove 12 opened inside the copper tube body 11. During the installation process, the copper tube body 11 is made to fit tightly against the anti-corrosion sealing sleeve 6. After the installation is completed, the staff will fix the straight tube 22 to the copper tube body 11 through the clamp 3 and the screw 4 to complete the installation. This installation method has lower technical requirements for installation and is more convenient to install.

[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A large helix angle ultra-thin high-tooth internally threaded copper tube, comprising a copper tube (1), characterized in that: The copper tube (1) comprises a copper tube body (11), and thin and tall teeth (13) are fixedly connected inside the copper tube body (11), and first thread grooves (12) are provided between the thin and tall teeth (13); The copper tubes (1) are connected to each other via a connecting piece (2), wherein the connecting piece (2) comprises an anti-corrosion telescopic sleeve (21), both ends of the anti-corrosion telescopic sleeve (21) are fixedly connected to straight tubes (22), a clamp (3) is installed on the outside of the straight tube (22), and the clamps (3) are fixedly connected to each other via screws (4), an anti-corrosion sealing sleeve (6) is fixedly connected to the middle of the inner wall of the anti-corrosion telescopic sleeve (21), and a connecting mechanism (5) is fixedly connected to the inner wall of the anti-corrosion sealing sleeve (6), wherein the connecting mechanism (5) comprises a connecting threaded rod (51), and a second thread groove (52) is provided on the inner side of the connecting threaded rod (51).

2. According to claim 1, a large helix angle ultra-thin high-tooth internally threaded copper tube is characterized in that: Two straight tubes (22) are provided, and the straight tubes (22) are connected to the outer wall of the top end of the copper tube (1) via a clamp (3), and the clamp (3) provided on the outer side of the straight tube (22) is semicircular.

3. The large helix angle ultra-thin high-tooth internally threaded copper tube according to claim 1, characterized in that: The anti-corrosion telescopic sleeve (21) and the anti-corrosion sealing sleeve (6) are coaxially located, both ends of the anti-corrosion sealing sleeve (6) are tightly attached to the top of the copper tube (1), and the vertical cross-sectional diameters of the anti-corrosion sealing sleeve (6) and the copper tube (1) are equal.

4. The large helix angle ultra-thin high-tooth internally threaded copper tube according to claim 1, characterized in that: A plurality of the connecting mechanisms (5) are provided, and the connecting mechanisms (5) are distributed in an annular shape inside the anti-corrosion sealing sleeve (6).

5. The large helix angle ultra-thin high-tooth internally threaded copper tube according to claim 1, characterized in that: Both ends of the connecting threaded rod (51) are exposed outside the straight tube (22), and the connecting threaded rod (51) is connected to the copper tube body (11) via a first thread groove (12).

6. The large helix angle ultra-thin high-tooth internally threaded copper tube according to claim 1, characterized in that: The top edges of the first thread groove (12) and the second thread groove (52) are arc-shaped.

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