Capillary tube assembly convenient to adjust and used for air conditioner refrigeration

Abstract

The utility model discloses a convenient-to-adjust capillary tube assembly for refrigeration of an air conditioner, which relates to the technical field of refrigeration accessories and comprises a mounting frame, an adjusting frame, two fixing strips, capillary tube bodies mounted between the two fixing strips and uniformly distributed, an angle adjusting structure and a spacing adjusting structure, and the distance adjusting structure comprises a bidirectional screw rotationally mounted on the adjusting frame, a crank fixedly connected to the outer wall of the bottom end of the bidirectional screw and two guide shafts symmetrically welded to the adjusting frame. According to the utility model, the distance adjusting structure is arranged, and the two fixing strips are symmetrically screwed on the two opposite threaded ends of the bidirectional screw rod, so that the distance between the two fixing strips can be flexibly adjusted, the installation of capillary tube bodies with different lengths can be adapted, and the application range is widened; and an angle adjusting structure is arranged, the mounting angle of the whole capillary tube assembly can be flexibly adjusted, and then the capillary tube assembly can better adapt to different use environments.

Description

Technical Field

[0001] The utility model relates to the technical field of refrigeration accessories, in particular to a capillary tube component for air-conditioning refrigeration which is easy to adjust. Background Art

[0002] The function of the capillary tube is to throttle and reduce the pressure of the high-pressure Freon refrigerant from the condenser into a low-pressure Freon refrigerant, and then vaporize and absorb heat in the evaporator to realize the refrigeration process.

[0003] After searching, the patent with application number 202223234488.3 discloses a capillary tube assembly for refrigeration and air-conditioning equipment, which includes a first fixing bar, a second fixing bar and a first capillary tube body.

[0004] The above-mentioned prior art is not convenient for flexibly adjusting the distance between the two fixing bars during use, and thus cannot be applied to the installation of capillary assemblies of different lengths. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides an easily adjustable capillary tube assembly for air conditioning and refrigeration, which effectively solves the problem that the existing capillary tube assembly for air conditioning and refrigeration is not convenient for flexible adjustment of the distance between the two fixing strips, and is thus not suitable for the installation of capillary tube assemblies of different lengths.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A capillary tube assembly for air conditioning and refrigeration that is easy to adjust, comprising a mounting frame, an adjustment frame, two fixing bars, a capillary tube body evenly distributed and mounted between the two fixing bars, an angle adjustment structure, and a spacing adjustment structure;

[0008] The spacing adjustment structure comprises a bidirectional screw rotatably mounted on an adjustment frame, a crank fixedly connected to the outer wall of the bottom end of the bidirectional screw, and two guide shafts symmetrically welded to the adjustment frame.

[0009] As a preferred technical solution, the two fixing bars are symmetrically screwed onto two opposite threaded ends of the bidirectional screw.

[0010] As a preferred technical solution, two linear bearings are fixedly embedded in the fixing bar, and the two linear bearings are movably connected to the two guide shafts respectively.

[0011] As a preferred technical solution, the angle adjustment structure includes a connecting block welded to the side wall of the adjustment frame, an adjustment shaft rotatably mounted on the mounting frame, a worm gear fixedly mounted on the upper part of the adjustment shaft, a support seat welded to the top outer wall of the mounting frame, a transmission shaft rotatably mounted on the support seat, and a worm fixedly mounted on the transmission shaft and meshing with the worm gear.

[0012] As a preferred technical solution, the connecting block is fixedly connected to the adjusting shaft, and a hand wheel is fixed to the outer wall of one end of the transmission shaft.

[0013] The beneficial effects of the utility model are:

[0014] 1. A spacing adjustment structure is provided, and two fixing bars are symmetrically screwed to two opposite threaded ends of the bidirectional screw, so as to facilitate flexible adjustment of the spacing between the two fixing bars, thereby being able to adapt to the installation of capillary bodies of different lengths and broadening the scope of application;

[0015] 2. An angle adjustment structure is provided, which can flexibly adjust the installation angle of the entire capillary assembly, thereby being able to better adapt to different usage environments. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;

[0017] Figure 2 It is a three-dimensional structural schematic diagram of the intermediate spacing adjustment structure of the utility model;

[0018] Figure 3 It is a side view structural schematic diagram of the connection between the middle spacing adjustment structure and two fixing strips of the utility model;

[0019] Figure 4 It is a three-dimensional structural schematic diagram of the angle adjustment structure in the utility model;

[0020] Figure 5 For this utility model Figure 4 Schematic diagram of the three-dimensional enlarged structure of part A in the middle.

[0021] In the figure: 1. mounting frame; 2. adjusting frame; 3. fixing bar; 4. capillary body; 5. bidirectional screw; 6. crank; 7. guide shaft; 8. linear bearing; 9. connecting block; 10. adjusting shaft; 11. worm gear; 12. supporting seat; 13. transmission shaft; 14. worm; 15. handwheel. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0023] Example 1, reference Figure 1-3A capillary tube assembly for air conditioning and refrigeration that is easy to adjust includes a mounting frame 1, an adjustment frame 2, two fixing bars 3, a capillary body 4 evenly distributed between the two fixing bars 3, and a spacing adjustment structure, wherein the spacing adjustment structure includes:

[0024] Bidirectional screw 5: The top of the bidirectional screw 5 is connected to the top inner wall of the adjusting frame 2 through a bearing, and the bottom of the bidirectional screw 5 is connected to the bottom inner wall of the adjusting frame 2 through a bearing. Two fixing bars 3 are symmetrically screwed to two opposite threaded ends of the bidirectional screw 5;

[0025] Crank handle 6: The crank handle 6 is fixedly connected to the outer wall of the bottom end of the bidirectional screw rod 5;

[0026] Two guide shafts 7: The two guide shafts 7 are symmetrically welded on the adjustment frame 2, and two linear bearings 8 are fixedly embedded in the fixing bar 3. The two linear bearings 8 are movably connected with the two guide shafts 7 respectively;

[0027] The working principle and effect achieved by this embodiment are as follows: the bidirectional screw 5 is driven to rotate forward and reversely by the crank 6, and then under the guidance of the two guide shafts 7, the two fixing bars 3 can be moved closer to or away from each other, so that it is convenient to flexibly adjust the distance between the two fixing bars 3, thereby being able to adapt to the installation of capillary bodies 4 of different lengths, thereby broadening the scope of application.

[0028] Example 2, reference Figure 1-2 and Figure 4-5 This embodiment is optimized on the basis of embodiment 1, specifically:

[0029] A capillary tube assembly for air conditioning and refrigeration that is easy to adjust also includes an angle adjustment structure, which includes:

[0030] Connecting block 9 and adjusting shaft 10: the connecting block 9 is welded to the side wall of the adjusting frame 2, the bottom end of the adjusting shaft 10 is connected to the bottom inner wall of the mounting frame 1 through a bearing, the top end of the adjusting shaft 10 is connected to the top inner wall of the mounting frame 1 through a bearing, and the connecting block 9 is fixedly connected to the adjusting shaft 10;

[0031] Worm gear 11 and support seat 12: The worm gear 11 is fixedly sleeved on the upper part of the adjusting shaft 10, and the support seat 12 is welded to the top outer wall of the mounting frame 1;

[0032] Transmission shaft 13 and worm 14: The transmission shaft 13 is connected to the inner wall of the support seat 12 through a bearing, a hand wheel 15 is fixed to the outer wall of one end of the transmission shaft 13, and the worm 14 is fixedly sleeved on the transmission shaft 13 and meshed with the worm wheel 11;

[0033] The working principle and effect achieved by this embodiment are as follows: the worm 14 is driven to rotate by the handwheel 15, and then the worm wheel 11 meshing with the worm 14 drives the adjusting shaft 10 to rotate, and then the adjusting shaft 10 can drive the adjusting frame 2 fixedly connected to the connecting block 9 to rotate, so that the installation angle of the entire capillary assembly can be flexibly adjusted, thereby being able to better adapt to different usage environments.

[0034] The usage of this utility model:

[0035] First, before installation, the bidirectional screw rod 5 is driven to rotate forward and reversely by the crank 6, and then under the guidance of the two guide shafts 7, the two fixing bars 3 can be moved closer to or away from each other, so that the distance between the two fixing bars 3 can be flexibly adjusted;

[0036] Secondly, when the spacing between the two fixing strips 3 is adjusted to a suitable spacing, the corresponding capillary body 4 is installed, and the worm 14 is driven to rotate by the hand wheel 15, and then the worm wheel 11 engaged with the worm 14 drives the adjusting shaft 10 to rotate, and then the adjusting shaft 10 can drive the adjusting frame 2 fixedly connected to the connecting block 9 to rotate, so that the installation angle of the entire capillary assembly can be flexibly adjusted.

[0037] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A capillary tube assembly for air conditioning and refrigeration that is easy to adjust, comprising a mounting frame (1), an adjusting frame (2), two fixing bars (3), and capillary tube bodies (4) evenly distributed and mounted between the two fixing bars (3); It is characterized in that It also includes an angle adjustment structure and a spacing adjustment structure, and the spacing adjustment structure includes a bidirectional screw (5) rotatably mounted on an adjustment frame (2), a crank (6) fixedly connected to the outer wall of the bottom end of the bidirectional screw (5), and two guide shafts (7) symmetrically welded to the adjustment frame (2).

2. The easily adjustable capillary tube assembly for air conditioning and refrigeration according to claim 1, characterized in that: The two fixing bars (3) are symmetrically screwed onto two opposite thread ends of the bidirectional screw rod (5).

3. The easily adjustable capillary tube assembly for air conditioning and refrigeration according to claim 1, characterized in that: Two linear bearings (8) are fixedly embedded in the fixing strip (3), and the two linear bearings (8) are movably connected to the two guide shafts (7) respectively.

4. The easily adjustable capillary tube assembly for air conditioning and refrigeration according to claim 1, characterized in that: The angle adjustment structure comprises a connection block (9) welded to the side wall of the adjustment frame (2), an adjustment shaft (10) rotatably mounted on the mounting frame (1), and a worm gear (11) fixedly sleeved on the upper part of the adjustment shaft (10).

5. The easily adjustable capillary tube assembly for air conditioning and refrigeration according to claim 1, characterized in that: The angle adjustment structure also includes a support seat (12) welded to the top outer wall of the mounting frame (1), a transmission shaft (13) rotatably mounted on the support seat (12), and a worm (14) fixedly sleeved on the transmission shaft (13) and meshing with the worm wheel (11).

6. The easily adjustable capillary tube assembly for air conditioning and refrigeration according to claim 4, characterized in that: The connecting block (9) is fixedly connected to the adjusting shaft (10), and a hand wheel (15) is fixed to the outer wall of one end of the transmission shaft (13).

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