Air conditioner compressor cover plate with efficient sealing mechanism

Abstract

The invention relates to the technical field of air conditioner compressors, and particularly discloses an air conditioner compressor cover plate with an efficient sealing mechanism, which comprises a cover plate body, a first connecting plate is fixedly mounted on the outer side of the lower end of the cover plate body, and a second connecting plate is fixedly mounted on the inner side of the lower end of the cover plate body; the inner end of the cover plate body is elastically connected with a second moving block through a first spring, a first pressing ring is fixedly installed at the lower end of the second moving block, and a first sealing ring is fixedly installed at the lower end of the first pressing ring. And the second spring and the first spring stretch or compress to firmly press the second sealing ring between the first connecting plate and the base, and the first sealing ring is tightly pressed at the upper ends of the second connecting plate and the connecting block, so that untight sealing is avoided.

Description

Technical Field

[0001] The invention relates to the technical field of air-conditioning compressors, and in particular to an air-conditioning compressor cover plate with a high-efficiency sealing mechanism. Background Art

[0002] The air conditioner compressor compresses and drives the refrigerant in the air conditioner refrigerant circuit. The air conditioner compressor is generally installed in the outdoor unit. The air conditioner compressor extracts the refrigerant from the low-pressure area, compresses it, and sends it to the high-pressure area for cooling and condensation. The heat is dissipated into the air through the heat sink, and the refrigerant also changes from gas to liquid, and the pressure increases.

[0003] Chinese patent CN 217300839 U discloses an air-conditioning compressor cover plate with good sealing effect, and the air-conditioning compressor cover plate with good sealing effect comprises: a cover plate, a circular ring is installed on the outside of the cover plate; a circular ring, a connecting rod is installed on the inner wall of the circular ring, and a plurality of handles are provided on the surface of the circular ring; and a base is arranged at the bottom of the cover plate; the beneficial effects are: by adding the circular ring, the circular ring is located on the outside of the cover plate, the cover plate can be lifted by the handle, and the circular ring can be rotated in the rotating groove after being pressed down; by adding a lifting plate, the lifting plate will compress the spring after being pressed down, and when the circular ring rotates, the lifting plate will rise again under the top push of the spring, and can be pressed down by a pull tab.

[0004] However, the above solution does not take into account that the sealing ring between the cover plate and the bottom plate may change under the influence of temperature, which may easily lead to leakage between the cover plate and the bottom plate. Summary of the invention

[0005] The object of the present invention is to provide an air-conditioning compressor cover plate with an efficient sealing mechanism to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: an air-conditioning compressor cover plate with an efficient sealing mechanism, comprising: a cover plate body, a connecting plate 1 is fixedly installed on the outer side of the lower end of the cover plate body, a connecting plate 2 is fixedly installed on the inner side of the lower end of the cover plate body, a moving block 2 is elastically connected to the inner end of the cover plate body through a spring 1, a pressing ring 1 is fixedly installed on the lower end of the moving block 2, and a sealing ring 1 is fixedly installed on the lower end of the pressing ring 1;

[0007] The lower end of the connecting plate 1 is connected with the pressing ring 2 through an elastic component, and the lower end of the pressing ring 2 is connected with the sealing ring 2.

[0008] Preferably, a base is provided at the lower end of the cover body, and a connecting block is fixedly installed at the center of the upper end of the base. When the cover body is placed on the upper end of the base, connecting plate 1 is sealed and connected to the upper end of the base through sealing ring 2, and the upper end of connecting plate 2 is flush with the upper end of the connecting block and is sealed and connected through sealing ring 1.

[0009] Preferably, a plurality of limiting cylinders are evenly fixedly installed on the inner end of the cover body, the lower end of the limiting cylinder is open, the limiting cylinder is located at the upper end of the second connecting plate, and a plurality of strip holes corresponding to the limiting cylinders are opened on the circumference of the side wall of the cover body, and the strip holes are connected to the inner end of the limiting cylinder.

[0010] Preferably, an annular groove is provided on the side wall of the cover plate body, the annular groove is located at the lower end of the strip-shaped hole, and divides the strip-shaped hole into two parts, an upper part and an lower part, and the annular groove is connected to a plurality of strip-shaped holes.

[0011] Preferably, the inner end of each of the limiting cylinders is slidably connected to a moving block 2, the lower end of the moving block 2 is located at the outer end of the limiting cylinder and is fixedly connected to the upper end of a pressure ring 1, a spring 1 is fixedly installed on the upper end of each moving block 2, a moving block 1 is fixedly installed on the upper end of the spring 1, the moving block 1 is located in the limiting cylinder and is slidably connected to the inner wall of the limiting cylinder, and the length of the moving block 1 is greater than the length of the strip hole.

[0012] Preferably, a driving block is fixedly mounted on one end of the moving block, and one end of the driving block passes through the strip hole and is slidably connected to the inner wall of the strip hole.

[0013] Preferably, a driving ring is slidably sleeved on the outer end of the cover body, a plurality of fixing plates are evenly fixedly mounted on the outer end of the driving ring, and a second fixing hole is opened on the outer end of each fixing plate.

[0014] Preferably, a plurality of fixing holes 1 corresponding to the fixing holes 2 are opened on the side wall of the base. When the driving ring is sleeved on the outer wall of the cover body, the centers of the corresponding fixing hole 1 and fixing hole 2 are located on the same horizontal line, the lower end of the driving ring contacts the outer end side wall of the driving block, and the driving ring is fixed to the upper end of the base by a long bolt.

[0015] Preferably, the elastic component includes a connecting shell 1 and a connecting shell 2, both of which are in an annular shape, the diameter of the connecting shell 1 is smaller than the diameter of the connecting shell 2, the cross-sections of the connecting shell 1 and the connecting shell 2 are both U-shaped, the lower end of the connecting shell 1 is slidably inserted into the inner side of the upper end of the connecting shell 2, and a plurality of springs 2 are evenly fixedly installed on the inner end of the connecting shell 1, and the lower end of the spring 2 is fixedly installed on the inner end of the connecting shell 2.

[0016] Preferably, the upper end of the connecting shell 1 contacts the lower end of the connecting plate 1, the lower end of the connecting shell 2 contacts the upper end of the pressing ring 2, and when the sealing ring 2 contacts the upper end of the base, the spring 2 is in a compressed state.

[0017] Compared with the prior art, the present invention has the following beneficial effects:

[0018] The sealing ring 2 is placed on the upper end of the base, the pressure ring 2 is placed on the upper end of the sealing ring 2, the elastic component is placed on the upper end of the pressure ring 2, and then the cover plate body is placed on the upper end of the base. The connecting plate 2 is slidably sleeved on the outer side of the connecting block. At this time, the lower end of the connecting plate 1 is in contact with the upper end of the connecting shell 1. Then the driving ring is pressed down, and the slider slides in the strip hole. At the same time, the slider pushes the driving block downward, and the driving block drives the moving block 1, the spring 1 and the moving block 2 to move downward, thereby driving the pressure ring 1 and the sealing ring to move downward. The sealing ring moves downward and is compressed by the spring and the connecting block. The second plate is in contact with the upper end of the connecting block, and a sealing connection is performed between the connecting plate and the connecting block. When the driving block is located at the lower end of the strip hole, the slider is located in the annular groove, and the driving ring can be rotated to allow the slider to rotate to the upper end of the limit groove and move down into the limit groove. At this time, the second fixing hole on the driving ring is aligned with the first fixing hole on the base, and the cover body and the base can be fixedly connected by long bolts. After the long bolts are fixed, the second sealing ring is in close contact with the upper end of the base, and the second spring is in a compressed state, so that a double seal is performed between the cover body and the base to increase the sealing effect.

[0019] When the ambient temperature outside the air-conditioning compressor is too high or too low, sealing ring 2, sealing ring 1, base and cover plate body shrink or expand, spring 2 and spring 1 stretch or compress to firmly press sealing ring 2 between connecting plate 1 and base, and press sealing ring 1 tightly against connecting plate 2 and the upper end of connecting block to avoid loose sealing. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0021] Figure 2 This is a schematic diagram of the cover plate and the base of the present invention;

[0022] Figure 3 This is a schematic diagram of the internal structure of the cover plate of the present invention;

[0023] Figure 4 It is a cross-sectional schematic diagram of the cover plate of the present invention;

[0024] Figure 5 This is a bottom view of the cover plate of the present invention;

[0025] Figure 6 This is a schematic diagram of the connection between the sealing ring 1 and the moving block 1 of the present invention;

[0026] Figure 7 It is a schematic diagram of the connection between the sealing ring 2 and the connecting shell 1 and the connecting shell 2 of the present invention;

[0027] Figure 8 It is a schematic diagram of the expansion of the connecting shell 1 and the connecting shell 2 of the present invention.

[0028] In the figure: 1. cover body; 2. base; 3. fixing hole 1; 4. connecting block; 5. connecting plate 1; 6. connecting plate 2; 7. limiting cylinder; 8. strip hole; 9. annular groove; 10. moving block 1; 11. driving block; 12. spring 1; 13. moving block 2; 14. pressure ring 1; 15. sealing ring 1; 16. connecting shell 1; 17. connecting shell 2; 18. spring 2; 19. pressure ring 2; 20. sealing ring 2; 21. driving ring; 22. fixing plate; 23. fixing hole 2; 24. slider; 25. limiting groove. DETAILED DESCRIPTION

[0029] In order to make the purpose and technical solution of the present invention clearly and completely described, and the advantages more clearly understood, the embodiments of the present invention are further described in detail with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are part of the embodiments of the present invention, not all of them, and are only used to explain the embodiments of the present invention, and are not used to limit the embodiments of the present invention. All other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0030] See also Figure 1-Figure 8 The present invention provides a technical solution: an air-conditioning compressor cover with an efficient sealing mechanism, comprising: a cover body 1, a connecting plate 15 is fixedly installed on the outer side of the lower end of the cover body 1, a connecting plate 26 is fixedly installed on the inner side of the lower end of the cover body 1, the connecting plate 15 and the connecting plate 26 are both annular, the connecting plate 15 is located at the upper end of the connecting plate 26, the inner end of the cover body 1 is elastically connected with a moving block 213 through a spring 12, a base 2 is arranged at the lower end of the cover body 1, a connecting block 4 is fixedly installed at the center of the upper end of the base 2, the connecting block 4 is cylindrical, the connecting block 4 and the base 2 are integrally formed, when the cover body 1 is placed on the upper end of the base 2, the connecting plate 15 is sealed and connected to the upper end of the base 2 through a sealing ring 220, the upper end of the connecting plate 26 is flush with the upper end of the connecting block 4, and is sealed and connected through a sealing ring 15, double sealing is performed between the cover body 1 and the base 2, and the sealing effect between the cover body 1 and the base 2 is increased.

[0031] A plurality of limiting cylinders 7 are evenly and fixedly installed on the inner end of the cover body 1, and the lower end of the limiting cylinder 7 is open. The limiting cylinder 7 is located at the upper end of the connecting plate 6, and a plurality of strip holes 8 corresponding to the limiting cylinders 7 are opened on the circumference of the side wall of the cover body 1, and the strip holes 8 are connected to the inner end of the limiting cylinder 7. An annular groove 9 is opened on the side wall of the cover body 1, and the annular groove 9 is located at the lower end of the strip hole 8, dividing the strip hole 8 into two parts, the upper and lower parts, the annular groove 9 and the plurality of strip holes 8 are connected, and a plurality of limiting grooves 25 are opened at the lower end of the annular groove 9, and the width of the limiting groove 25 is the same as the width of the lower end of the strip hole 8, and the height of the lower end of the strip hole 8 is the same as the thickness of the driving block 11.

[0032] The inner end of each limiting cylinder 7 is slidably connected with a moving block 2 13, the lower end of the moving block 2 13 is located at the outer end of the limiting cylinder 7, and is fixedly connected to the upper end of the pressure ring 14, and a sealing ring 15 is fixedly installed at the lower end of the pressure ring 14, and a spring 12 is fixedly installed on the upper end of each moving block 2 13, and a moving block 10 is fixedly installed on the upper end of the spring 12, and the moving block 10 is located in the limiting cylinder 7 and is slidably connected to the inner wall of the limiting cylinder 7, the length of the moving block 10 is greater than the length of the strip hole 8, and a driving block 11 is fixedly installed on one end of the moving block 10, and one end of the driving block 11 passes through the strip hole 8 and slides with the inner wall of the strip hole 8. Dynamic connection, by pushing the driving block 11 downward, the driving block 11 drives the moving block 10, the spring 12 and the moving block 2 13 to move downward, thereby driving the pressure ring 14 and the sealing ring 15 to move downward, the sealing ring 15 moves downward through the compression spring 12 and contacts with the connecting plate 2 6 and the upper end of the connecting block 4, and the connecting plate 2 6 and the connecting block 4 are sealed. When the ambient temperature outside the air-conditioning compressor is too high or too low, the sealing ring 15 and the base 2 and the cover plate body 1 shrink or expand, the spring 12 stretches or compresses the sealing ring 15 to press it tightly between the connecting plate 2 6 and the connecting block 4 to prevent poor sealing.

[0033] The outer end of the cover body 1 is slidably sleeved with a driving ring 21, and the inner wall of the driving ring 21 is slidably connected to the outer wall of the cover body 1. A plurality of fixing plates 22 are evenly fixedly installed on the outer end of the driving ring 21, and a fixing hole 23 is opened on the outer end of each fixing plate 22. A plurality of sliding blocks 24 are fixedly installed on the inner end of the driving ring 21, and one end of the sliding block 24 is slidably inserted into the strip hole 8 and is located at the upper end of the driving block 11. The driving block 11 is moved downward by pressing the driving ring 21. When the driving block 11 is located at the lower end of the strip hole 8, the sliding block 24 is located in the annular groove 9, and the driving ring 21 can be rotated to allow the sliding block 24 to rotate to the upper end of the limiting groove 25 and move down into the limiting groove 25. At this time, the fixing hole 23 on the driving ring 21 is aligned with the fixing hole 13 on the base 2, and the cover body 1 and the base 2 can be fixedly connected by long bolts.

[0034] A plurality of fixing holes 1 3 corresponding to the fixing holes 23 are provided on the side wall of the base 2. When the driving ring 21 is sleeved on the outer wall of the cover body 1, the centers of the corresponding fixing holes 1 3 and the fixing holes 23 are located on the same horizontal line, the lower end of the driving ring 21 contacts the outer end side wall of the driving block 11, and the driving ring 21 is fixed to the upper end of the base 2 by long bolts.

[0035] The lower end of the connecting plate 15 is connected to a pressure ring 219 through an elastic component, and the lower end of the pressure ring 219 is connected to a sealing ring 20. The elastic component includes a connecting shell 16 and a connecting shell 217. The connecting shell 16 and the connecting shell 217 are both annular. The diameter of the connecting shell 16 is smaller than the diameter of the connecting shell 217. The cross-sections of the connecting shell 16 and the connecting shell 217 are both U-shaped. The lower end of the connecting shell 16 is slidably inserted into the inner side of the upper end of the connecting shell 217. The inner end of the connecting shell 16 is evenly fixedly installed with a plurality of springs 218. The lower end of the spring 218 is fixedly installed on the connecting shell 16. The inner end of the second 17, the upper end of the connecting shell 16 and the lower end of the connecting plate 5 are in contact, the lower end of the connecting shell 17 and the upper end of the pressing ring 19 are in contact, and when the sealing ring 20 and the upper end of the base 2 are in contact, the spring 218 is in a compressed state to seal the connection between the connecting plate 5 and the base 2. When the ambient temperature outside the air-conditioning compressor is too high or too low, the sealing ring 20 and the base 2 and the cover body 1 shrink or expand, the spring 218 stretches or compresses the sealing ring 20 firmly between the connecting plate 5 and the base 2 to prevent poor sealing.

[0036] In actual use, the sealing ring 20 is first placed on the upper end of the base 2, the pressure ring 19 is placed on the upper end of the sealing ring 20, and the elastic component is placed on the upper end of the pressure ring 19, and then the cover body 1 is placed on the upper end of the base 2, and the connecting plate 6 is slidably sleeved on the outer side of the connecting block 4. At this time, the lower end of the connecting plate 5 is in contact with the upper end of the connecting shell 16, and then the driving ring 21 is pressed down, and the slider 24 slides in the strip hole 8. At the same time, the slider 24 pushes the driving block 11 downward, and the driving block 11 drives the moving block 10, the spring 12 and the moving block 13 to move downward, thereby driving the pressure ring 14 and the sealing ring 15 to move downward. The sealing ring 15 moves downward through the compression spring 12 and contacts the connecting plate 26 and the upper end of the connecting block 4, so as to seal the connection between the connecting plate 26 and the connecting block 4. When the driving block 11 is located at the lower end of the strip hole 8, the slider 24 Located in the annular groove 9, the driving ring 21 can be rotated to allow the slider 24 to rotate to the upper end of the limiting groove 25 and move down into the limiting groove 25. At this time, the fixing hole 23 on the driving ring 21 is aligned with the fixing hole 3 on the base 2, and the cover body 1 and the base 2 can be fixedly connected by long bolts. After the long bolts are fixed, the sealing ring 20 and the upper end of the base 2 are in close contact, and the spring 2 18 is in a compressed state, so that the cover body 1 and the base 2 are double sealed. At the same time, when the ambient temperature outside the air-conditioning compressor is too high or too low, the sealing ring 20, the sealing ring 15 and the base 2, and the cover body 1 shrink or expand, the spring 2 18 and the spring 12 stretch or compress the sealing ring 20 firmly between the connecting plate 5 and the base 2, and the sealing ring 15 is tightly pressed against the upper end of the connecting plate 2 6 and the connecting block 4 to avoid poor sealing.

[0037] 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. An air-conditioning compressor cover plate with an efficient sealing mechanism, comprising: The cover body (1) is characterized in that: a connecting plate 1 (5) is fixedly installed on the outer side of the lower end of the cover body (1), a connecting plate 2 (6) is fixedly installed on the inner side of the lower end of the cover body (1), the inner end of the cover body (1) is elastically connected to a moving block 2 (13) through a spring 1 (12), a pressing ring 1 (14) is fixedly installed on the lower end of the moving block 2 (13), and a sealing ring 1 (15) is fixedly installed on the lower end of the pressing ring 1 (14); The lower end of the connecting plate 1 (5) is connected to the pressing ring 2 (19) via an elastic component, and the lower end of the pressing ring 2 (19) is connected to the sealing ring 2 (20).

2. The air conditioner compressor cover plate with a high-efficiency sealing mechanism according to claim 1, characterized in that: The lower end of the cover body (1) is provided with a base (2), and a connecting block (4) is fixedly mounted at the center of the upper end of the base (2). When the cover body (1) is placed on the upper end of the base (2), the connecting plate 1 (5) is sealedly connected to the upper end of the base (2) through the sealing ring 2 (20), and the upper end of the connecting plate 2 (6) is flush with the upper end of the connecting block (4) and is sealedly connected through the sealing ring 1 (15).

3. The air conditioner compressor cover plate with a high-efficiency sealing mechanism according to claim 2, characterized in that: A plurality of limiting cylinders (7) are evenly and fixedly mounted on the inner end of the cover body (1); the lower end of the limiting cylinder (7) is open; the limiting cylinder (7) is located at the upper end of the second connecting plate (6); a plurality of strip holes (8) corresponding to the limiting cylinders (7) are opened on the circumference of the side wall of the cover body (1); and the strip holes (8) are connected to the inner end of the limiting cylinder (7).

4. The air conditioner compressor cover plate with a high-efficiency sealing mechanism according to claim 3, characterized in that: An annular groove (9) is provided on the side wall of the cover plate body (1). The annular groove (9) is located at the lower end of the strip hole (8) and divides the strip hole (8) into two parts, an upper part and an lower part. The annular groove (9) is connected to a plurality of strip holes (8).

5. The air conditioner compressor cover plate with a high-efficiency sealing mechanism according to claim 4, characterized in that: The inner end of each of the limiting cylinders (7) is slidably connected to a moving block 2 (13); the lower end of the moving block 2 (13) is located at the outer end of the limiting cylinder (7) and is fixedly connected to the upper end of the pressure ring 1 (14); the upper end of each moving block 2 (13) is fixedly mounted with a spring 1 (12); the upper end of the spring 1 (12) is fixedly mounted with a moving block 1 (10); the moving block 1 (10) is located in the limiting cylinder (7) and is slidably connected to the inner wall of the limiting cylinder (7); the length of the moving block 1 (10) is greater than the length of the strip hole (8).

6. The air conditioner compressor cover plate with a high-efficiency sealing mechanism according to claim 5, characterized in that: A driving block (11) is fixedly mounted on one end of the moving block (10); one end of the driving block (11) passes through the strip hole (8) and is slidably connected to the inner wall of the strip hole (8).

7. The air conditioner compressor cover plate with a high-efficiency sealing mechanism according to claim 6, characterized in that: The outer end of the cover plate body (1) is slidably sleeved with a driving ring (21), and a plurality of fixing plates (22) are evenly fixedly mounted on the outer end of the driving ring (21), and a fixing hole (23) is provided at the outer end of each fixing plate (22).

8. The air conditioner compressor cover plate with a high-efficiency sealing mechanism according to claim 7, characterized in that: The side wall of the base (2) is provided with a plurality of fixing holes (3) corresponding to the fixing holes (23). When the driving ring (21) is sleeved on the outer wall of the cover body (1), the centers of the corresponding fixing holes (3) and the fixing holes (23) are located on the same horizontal line. The lower end of the driving ring (21) contacts the outer end side wall of the driving block (11). The driving ring (21) is fixed to the upper end of the base (2) by means of long bolts.

9. The air conditioner compressor cover plate with a high-efficiency sealing mechanism according to claim 8, characterized in that: The elastic component comprises a connecting shell 1 (16) and a connecting shell 2 (17), the connecting shell 1 (16) and the connecting shell 2 (17) are both annular, the diameter of the connecting shell 1 (16) is smaller than the diameter of the connecting shell 2 (17), the cross-sections of the connecting shell 1 (16) and the connecting shell 2 (17) are both U-shaped, the lower end of the connecting shell 1 (16) is slidably inserted into the inner side of the upper end of the connecting shell 2 (17), the inner end of the connecting shell 1 (16) is evenly fixedly installed with a plurality of springs 2 (18), and the lower end of the springs 2 (18) is fixedly installed on the inner end of the connecting shell 2 (17).

10. The air conditioner compressor cover plate with a high-efficiency sealing mechanism according to claim 9, characterized in that: When the upper end of the connecting shell 1 (16) contacts the lower end of the connecting plate 1 (5), the lower end of the connecting shell 2 (17) contacts the upper end of the pressing ring 2 (19), and the sealing ring 2 (20) contacts the upper end of the base (2), the spring 2 (18) is in a compressed state.

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