Constant pressure device for refrigeration equipment

Abstract

The utility model discloses a constant pressure device for refrigeration equipment, and relates to the technical field of constant pressure of refrigeration equipment. The refrigeration device comprises a refrigeration device body, and a dismounting mechanism, a connecting mechanism and a constant pressure mechanism are arranged on the refrigeration device body. The dismounting and mounting mechanism comprises a dismounting and mounting assembly and a resetting assembly, the dismounting and mounting assembly comprises a first sleeve arranged on the right side of the refrigeration equipment in a communicating mode, a second sleeve is arranged on the right side of the first sleeve, a third sleeve is fixedly connected to the left side of the second sleeve, and the left side of the third sleeve slidably extends into the first sleeve; the outer wall of the first sleeve is fixedly connected with a fixing ring. By arranging the dismounting mechanism, the problems that the maintenance work is difficult due to the fact that the constant pressure device is usually difficult to dismount, and the working efficiency is low due to the fact that when the constant pressure device is damaged and needs to be replaced immediately, the constant pressure device which is difficult to dismount can cause the shutdown maintenance time to be very long are solved.

Description

Technical Field

[0001] The utility model belongs to the technical field of constant pressure of refrigeration equipment, in particular to a constant pressure device for refrigeration equipment. Background Art

[0002] With the continuous development of refrigeration technology, refrigeration equipment is being used more and more widely in various fields. However, in actual operation, refrigeration equipment faces many challenges, one of which is how to maintain a constant pressure output. The emergence of constant pressure devices is to solve this problem. The constant pressure device can monitor the pressure changes in the refrigeration system in real time, and through an automatic adjustment mechanism, ensure that the system pressure always remains within the preset range. This is crucial to protecting the normal operation of refrigeration equipment, because too high or too low pressure may cause damage to the equipment.

[0003] The constant pressure device requires regular maintenance or repair, but in the prior art, the constant pressure device is usually difficult to disassemble, which makes the maintenance work difficult. When the constant pressure device is damaged and needs to be replaced immediately, the constant pressure device that is difficult to disassemble will cause the downtime for maintenance to become very long, thereby reducing work efficiency. Utility Model Content

[0004] The purpose of the utility model is to provide a constant pressure device for refrigeration equipment. By setting a disassembly and assembly mechanism, the problem that the constant pressure device is usually difficult to disassemble, thus causing difficulties in maintenance work, and when the constant pressure device is damaged and needs to be replaced immediately, the constant pressure device that is difficult to disassemble will cause the downtime for maintenance to become very long, thereby causing low work efficiency.

[0005] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0006] The utility model is a constant pressure device for refrigeration equipment, comprising refrigeration equipment, wherein the refrigeration equipment is provided with a disassembly and assembly mechanism, a connection mechanism and a constant pressure mechanism;

[0007] The disassembly and assembly mechanism includes a disassembly and assembly component and a reset component. The disassembly and assembly component includes a sleeve one which is connected and arranged on the right side of the refrigeration equipment. A sleeve two is arranged on the right side of the sleeve one. A sleeve three is fixedly connected to the left side of the sleeve two. The left side of the sleeve three slides and extends into the sleeve one. A fixing ring is fixedly connected to the outer wall of the sleeve one. A sliding ring is slidably connected to the outer wall of the fixing ring. A plurality of spherical grooves are opened on the outer wall of the sleeve one. Fixed balls are slidably connected to the inner walls of the plurality of spherical grooves. The inner wall of the sliding ring is in contact with a plurality of fixed balls, and a plurality of fixed balls are in contact with sleeve three.

[0008] Furthermore, the reset assembly includes a spring 1 sleeved on a sleeve 1, the left end of the spring 1 is fixedly connected to a fixing ring, and the right end of the spring 1 is fixedly connected to a sliding ring.

[0009] Furthermore, the connecting mechanism includes a displacement component, a limit component and a connecting component, the displacement component includes a fixed plate 1 fixedly connected to the inner wall of a sleeve 1, an exhaust pipe 1 is slidably penetrated through the central axis of the fixed plate 1, the left side of the exhaust pipe 1 extends into the refrigeration equipment, the right side of the exhaust pipe 1 is connected to an exhaust bin 1, a spring 2 is sleeved on the outer wall of the exhaust pipe 1, and the left and right ends of the spring 2 are respectively fixedly connected to the right side of the fixed plate 1 and the exhaust bin 1.

[0010] Furthermore, the limiting assembly includes a limiting plate fixedly connected to the left side of the exhaust pipe 1, and the exhaust pipe 1 is connected to the limiting plate.

[0011] Furthermore, the connecting assembly includes a fixed plate 2 fixedly connected to the inner wall of the sleeve 2, an exhaust pipe 2 passes through the fixed plate 2, an exhaust bin 2 is connected to the left side of the exhaust pipe 2, a connecting block is fixedly connected to the side of the exhaust bin 2 close to the exhaust bin 1, a connecting plate is fixedly connected to the side of the exhaust bin 1 close to the exhaust bin 2, and the connecting plate is adapted to the connecting block.

[0012] Furthermore, the constant pressure mechanism includes a decompression component, a rotating component and a cleaning component, the decompression component includes a piston arranged in sleeve two, the inner bottom wall of sleeve two is fixedly connected with a spring damper, the top of the spring damper is fixedly connected to the piston, a limiting ring is fixedly connected to the inner wall of sleeve two, the piston is in contact with the limiting ring, two sliding rods are fixedly connected to the right side of the limiting ring, the right sides of the two sliding rods are fixedly connected with moving blocks, and the two moving blocks are both adapted to sleeve two.

[0013] Furthermore, the rotating assembly includes a rotating shaft that rotates and passes through the right side of the second sleeve, the rotating shaft extends into the second exhaust pipe, and the right side of the rotating shaft is fixedly connected to a motor.

[0014] Furthermore, the cleaning component includes a plurality of heating resistors fixedly connected to the outer wall of the second exhaust pipe, and two absorbent cottons are fixedly connected to the outer wall of the rotating shaft, and the sides of the two absorbent cottons away from the rotating shaft are in contact with the inner wall of the second exhaust pipe.

[0015] The utility model has the following beneficial effects:

[0016] 1. By setting up the disassembly and assembly mechanism, when using, first pull the sliding ring close to the fixed ring, insert the sleeve three into the sleeve one, and several fixed balls on the inner wall of the sleeve one will be displaced due to the entry of the sleeve three. Loosen the sliding ring, and the sliding ring will automatically reset under the action of the spring one, thereby squeezing the group of several fixed balls. The several fixed balls will fix the sleeve three due to the squeezing of the sliding ring, making it faster and more convenient for the staff to repair and maintain the constant pressure device. When the equipment is damaged and needs to be replaced, the staff can also disassemble and install it faster, which greatly reduces the time required for replacing the equipment and greatly shortens the downtime for maintenance, which will improve the work efficiency;

[0017] 2. By setting a constant pressure mechanism, when the air pressure is high, the gas will enter the connecting plate along the exhaust pipe 1, and the connecting plate will enter the exhaust chamber 2 and then enter the exhaust pipe 2. The piston will move backward due to the air pressure, and the two slide bars will drive the moving block to move, so that the gas can be discharged quickly. After the discharge, the piston will reset under the action of the spring damper. The frozen gas will be heated by the heating resistance wire when passing through the exhaust pipe 2 to form normal gas discharge. Small water droplets are likely to appear after heating. The starting motor drives the shaft to rotate, so that the absorbent cotton cleans the inner wall of the exhaust pipe 2. The heating resistance wire will dry the absorbent cotton, so that the excess high-pressure gas can be released to protect the refrigeration system from the influence of excessive pressure, so as to reduce potential safety risks. By cleaning the water droplets that appear after heating, the damage of the equipment due to water droplets 2 can be avoided to the greatest extent, thereby improving the service life of the equipment.

[0018] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0020] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0021] Figure 2 It is a side sectional structural schematic diagram of the disassembly and assembly mechanism, the connection mechanism and the constant pressure mechanism of the utility model;

[0022] Figure 3 It is a schematic diagram of the side sectional structure of the disassembly and assembly mechanism, the connection mechanism and the constant pressure mechanism of the utility model;

[0023] Figure 4 For this utility model Figure 2 A is a partial enlarged schematic diagram;

[0024] Figure 5 For this utility model Figure 2 A partial enlarged schematic diagram of B in the middle;

[0025] Figure 6 For this utility model Figure 3 A partial enlarged schematic diagram of C in the middle.

[0026] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0027] 1. Refrigeration equipment; 2. Sleeve one; 3. Sleeve two; 4. Sleeve three; 5. Fixed ring; 6. Sliding ring; 7. Spherical groove; 8. Fixed ball; 9. Spring one; 10. Fixed disk one; 11. Exhaust pipe one; 12. Exhaust bin one; 101. Spring two; 13. Limiting disk; 14. Fixed disk two; 15. Exhaust pipe two; 16. Exhaust bin two; 17. Connecting block; 18. Connecting disk; 19. Piston; 20. Spring damper; 21. Limiting ring; 22. Sliding rod; 23. Moving block; 24. Rotating shaft; 25. Motor; 26. Absorbent cotton; 27. Heating resistor wire. DETAILED DESCRIPTION

[0028] 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 of 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.

[0029] See also Figure 1-6 As shown, the utility model is a constant pressure device for refrigeration equipment, comprising a refrigeration equipment 1, on which a disassembly mechanism, a connection mechanism and a constant pressure mechanism are provided;

[0030] The disassembly and assembly mechanism includes a disassembly and assembly component and a reset component. The disassembly and assembly component includes a sleeve 1 2 which is connected and arranged on the right side of the refrigeration equipment 1. A sleeve 2 3 is arranged on the right side of the sleeve 1 2. A sleeve 3 4 is fixedly connected to the left side of the sleeve 2 3. The left side of the sleeve 3 4 slides and extends into the sleeve 1 2. A fixing ring 5 is fixedly connected to the outer wall of the sleeve 1 2. A sliding ring 6 is slidably connected to the outer wall of the fixing ring 5. A plurality of spherical grooves 7 are opened on the outer wall of the sleeve 1 2. Fixed balls 8 are slidably connected to the inner walls of the plurality of spherical grooves 7. The inner wall of the sliding ring 6 is in contact with the plurality of fixed balls 8, and the plurality of fixed balls 8 are in contact with the sleeve 3 4.

[0031] Among them Figure 3As shown, the reset assembly includes a spring 9 sleeved on a sleeve 2, the left end of the spring 9 is fixedly connected to the fixing ring 5, and the right end of the spring 9 is fixedly connected to the sliding ring 6.

[0032] By setting up the reset component, the fixation can be completed without additional operation during disassembly and assembly, which simplifies the operation process for the operator. When the device needs to be replaced quickly, the operation can be completed in the shortest time, which shortens the downtime and improves work efficiency.

[0033] Among them Figure 3 As shown, the connecting mechanism includes a displacement component, a limit component and a connecting component. The displacement component includes a fixed plate 10 fixedly connected to the inner wall of the sleeve 2. An exhaust pipe 11 slides through the central axis of the fixed plate 10. The left side of the exhaust pipe 11 extends into the refrigeration equipment 1. The right side of the exhaust pipe 11 is connected to an exhaust bin 12. A spring 101 is sleeved on the outer wall of the exhaust pipe 11. The left end and the right end of the spring 101 are fixedly connected to the right side of the fixed plate 10 and the exhaust bin 12 respectively.

[0034] By setting up displacement components, the equipment is easier to install and disassemble, further saving time and labor costs, further improving the equipment's work efficiency, and reducing equipment downtime and maintenance costs, thereby improving equipment availability and stability, which also reduces potential safety risks caused by failures.

[0035] Among them Figure 3 As shown, the limiting assembly includes a limiting plate 13 fixedly connected to the left side of the exhaust pipe 11, and the exhaust pipe 11 is connected to the limiting plate 13.

[0036] By setting up limit components, it is possible to ensure that the equipment avoids position displacement or incorrect installation during installation and removal, and to prevent the equipment from accidental impact or damage during installation and removal, which helps to improve the stability and working efficiency of the equipment and reduce the risk of failure and damage.

[0037] Among them Figure 3 and Figure 4 As shown, the connecting assembly includes a fixed disk 14 fixedly connected to the inner wall of the sleeve 3, an exhaust pipe 15 passes through the fixed disk 14, an exhaust bin 16 is connected to the left side of the exhaust pipe 15, a connecting block 17 is fixedly connected to the side of the exhaust bin 16 close to the exhaust bin 12, and a connecting disk 18 is fixedly connected to the side of the exhaust bin 12 close to the exhaust bin 16, and the connecting disk 18 is adapted to the connecting block 17.

[0038] By setting up connection components, the refrigeration equipment can quickly connect and replace various accessories, and the functions and performance of the equipment can be flexibly adjusted as needed to adapt to different work scenarios and needs. This can greatly improve the installation and disassembly efficiency of the equipment and save time and labor costs. This is especially beneficial for application scenarios that require frequent replacement or adjustment of accessories.

[0039] Among them Figure 3 As shown, the constant pressure mechanism includes a decompression component, a rotating component and a cleaning component. The decompression component includes a piston 19 arranged in a sleeve 23. The inner bottom wall of the sleeve 23 is fixedly connected with a spring damper 20. The top of the spring damper 20 is fixedly connected to the piston 19. A limiting ring 21 is fixedly connected to the inner wall of the sleeve 23. The piston 19 is in contact with the limiting ring 21. Two sliding rods 22 are fixedly connected to the right side of the limiting ring 21. The right sides of the two sliding rods 22 are fixedly connected with moving blocks 23. The two moving blocks 23 are both adapted to the sleeve 23.

[0040] By setting up a pressure reducing component, the high pressure in the refrigeration system can be effectively reduced, thereby reducing the burden on the equipment and extending the service life of the equipment. This can improve the energy efficiency of the equipment, reduce energy consumption, and is also beneficial to protecting the environment and ensuring the safety of the refrigeration system.

[0041] Among them Figure 2 and Figure 3 As shown, the rotating assembly includes a rotating shaft 24 that rotates and passes through the right side of the second sleeve 3. The rotating shaft 24 extends into the second exhaust pipe 15. The right side of the rotating shaft 24 is fixedly connected to a motor 25.

[0042] By setting up a rotating component, the normal operation of the ventilation system can be restored, the ventilation efficiency can be improved, the circulation and cleanliness of indoor air can be ensured, the load on the equipment can be reduced, the life of the equipment can be extended, the cost of maintenance and replacement can be reduced, potential safety hazards can be reduced, the safe operation of the ventilation system can be guaranteed, and the occurrence of accidents can be avoided.

[0043] Among them Figure 3 and Figure 5 As shown, the cleaning component includes a plurality of heating resistor wires 27 fixedly connected to the outer wall of the exhaust pipe 15, and two absorbent cottons 26 are fixedly connected to the outer wall of the rotating shaft 24. The sides of the two absorbent cottons 26 away from the rotating shaft 24 are in contact with the inner wall of the exhaust pipe 15.

[0044] By setting up cleaning components, the indoor environment can be improved, the cleanliness and freshness of the indoor air can be ensured, the growth of these microorganisms can be effectively prevented, the ventilation ducts can be kept clean and sanitary, the generation of these odors and pollutants can be effectively reduced, the indoor air quality can be improved, and the living comfort can be enhanced.

[0045] A specific application of this embodiment is: when in use, first, push the sliding ring 6 toward the fixing ring 5, and insert the sleeve three 4 into the sleeve one 2. The fixing ball 8 on the inner wall of the sleeve one 2 will be displaced due to the entry of the sleeve three 4, and the exhaust chamber two 16 and the mixed exhaust chamber one 12 will be close to each other. The exhaust pipe one 11 will be displaced backward due to the advancement of the exhaust chamber two 16 until the connecting block 17 is embedded in the connecting disk 18. The sliding ring 6 is released. Under the action of the spring one 9, the sliding ring 6 will be reset, thereby squeezing the fixing ball 8. The fixing ball 8 will fix the sleeve three 4 under the squeezing of the sliding ring 6. When the air pressure is high, the airflow will flow from the exhaust pipe one 11 into the exhaust chamber one 12 and then into the exhaust chamber two 16 and then into the exhaust pipe two 15. Under the action of air pressure, the piston 19 will be displaced, thereby driving the moving blocks 23 on the two sliding rods 22 to be displaced, so that the gas can be discharged. After the discharge is completed, the piston 19 will be reset under the action of the spring damper 20. When the frozen airflow passes through the exhaust pipe 2 15, it will be heated by the heating resistor 27 to become a normal airflow. After heating, small water droplets will appear in the exhaust pipe 2 15. The starting motor 25 drives the rotating shaft 24 to rotate, so that the absorbent cotton 26 will clean the inner wall of the exhaust pipe 2 15, and the heating resistor 27 will dry the absorbent cotton 26 covered with water droplets. When it needs to be dismantled, pull the sliding ring 6 close to the fixed ring 5, take out the sleeve 2 3, and the limit plate 13 will limit the exhaust pipe 1 11.

[0046] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0047] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A constant pressure device for a refrigeration device, comprising a refrigeration device (1), characterized in that: The refrigeration device (1) is provided with a disassembly mechanism, a connection mechanism and a constant pressure mechanism; The disassembly and assembly mechanism comprises a disassembly and assembly component and a reset component. The disassembly and assembly component comprises a sleeve one (2) which is connected and arranged on the right side of the refrigeration device (1). The right side of the sleeve one (2) is provided with a sleeve two (3). The left side of the sleeve two (3) is fixedly connected with a sleeve three (4). The left side of the sleeve three (4) slides and extends into the sleeve one (2). A fixing ring (5) is fixedly connected to the outer wall of the sleeve one (2). A sliding ring (6) is slidably connected to the outer wall of the fixing ring (5). A plurality of spherical grooves (7) are provided on the outer wall of the sleeve one (2). A plurality of fixing balls (8) are slidably connected to the inner walls of the plurality of spherical grooves (7). The inner wall of the sliding ring (6) is in contact with a plurality of fixing balls (8), and a plurality of fixing balls (8) are in contact with the sleeve three (4).

2. A constant pressure device for refrigeration equipment according to claim 1, characterized in that: The reset assembly comprises a spring (9) sleeved on a sleeve (2), the left end of the spring (9) being fixedly connected to a fixing ring (5), and the right end of the spring (9) being fixedly connected to a sliding ring (6).

3. A constant pressure device for refrigeration equipment according to claim 2, characterized in that: The connection mechanism comprises a displacement assembly, a limit assembly and a connection assembly, wherein the displacement assembly comprises a fixed disk (10) fixedly connected to the inner wall of a sleeve (2), an exhaust pipe (11) slidingly penetrates through the central axis of the fixed disk (10), the left side of the exhaust pipe (11) extends into the refrigeration device (1), the right side of the exhaust pipe (11) is connected to an exhaust bin (12), a spring (101) is sleeved on the outer wall of the exhaust pipe (11), and the left end and the right end of the spring (101) are fixedly connected to the right side of the fixed disk (10) and the exhaust bin (12) respectively.

4. A constant pressure device for refrigeration equipment according to claim 3, characterized in that: The limiting assembly comprises a limiting plate (13) fixedly connected to the left side of the exhaust pipe 1 (11); the exhaust pipe 1 (11) is connected to the limiting plate (13).

5. A constant pressure device for refrigeration equipment according to claim 4, characterized in that: The connection assembly comprises a second fixing plate (14) fixedly connected to the inner wall of the second sleeve (3); an exhaust pipe (15) passes through the second fixing plate (14); an exhaust bin (16) is connected to the left side of the second exhaust pipe (15); a connecting block (17) is fixedly connected to the side of the second exhaust bin (16) close to the first exhaust bin (12); a connecting plate (18) is fixedly connected to the side of the first exhaust bin (12) close to the second exhaust bin (16); and the connecting plate (18) is matched with the connecting block (17).

6. A constant pressure device for refrigeration equipment according to claim 5, characterized in that: The constant pressure mechanism comprises a pressure reducing assembly, a rotating assembly and a cleaning assembly. The pressure reducing assembly comprises a piston (19) arranged in the second sleeve (3). The inner bottom wall of the second sleeve (3) is fixedly connected with a spring damper (20). The top of the spring damper (20) is fixedly connected with the piston (19). A limiting ring (21) is fixedly connected to the inner wall of the second sleeve (3). The piston (19) is in contact with the limiting ring (21). Two sliding rods (22) are fixedly connected to the right side of the limiting ring (21). The right sides of the two sliding rods (22) are fixedly connected with moving blocks (23). The two moving blocks (23) are both adapted to the second sleeve (3).

7. A constant pressure device for refrigeration equipment according to claim 6, characterized in that: The rotating assembly comprises a rotating shaft (24) which rotates and passes through the right side of the second sleeve (3); the rotating shaft (24) extends into the second exhaust pipe (15); and a motor (25) is fixedly connected to the right side of the rotating shaft (24).

8. A constant pressure device for refrigeration equipment according to claim 7, characterized in that: The cleaning component comprises a plurality of heating resistor wires (27) fixedly connected to the outer wall of the second exhaust pipe (15), and two absorbent cottons (26) fixedly connected to the outer wall of the rotating shaft (24), and the sides of the two absorbent cottons (26) away from the rotating shaft (24) are in contact with the inner wall of the second exhaust pipe (15).

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