Air source heat pump switching device

Abstract

The utility model relates to the technical field of air source heat pumps, and provides an air source heat pump switching device which comprises a first mounting plate, reinforcing rods which are evenly distributed are fixedly connected to the front side of the first mounting plate, and the front sides of the reinforcing rods are fixedly connected with the same second mounting plate. The bottom end of the inner wall of the second mounting plate is fixedly connected with output pump pipes opposite left and right, a limiting groove is formed in the middle of the inner wall of the first mounting plate, an adjusting groove is formed in the rear end of the inner wall of the second mounting plate, and the front side of the first mounting plate is fixedly connected with fixing plates opposite left and right. According to the automatic pipeline switching device, through cooperation of the output pump pipe, the limiting groove, the fixing plate, the motor, the two-way screw rod, the threaded block, the transmission rod, the transmission disc and the adjusting groove, the automatic switching effect of the switching pipe is achieved, rapid pipeline switching can be conducted according to user requirements and actual working conditions, manual intervention of a user is not needed, the automation level of equipment is improved, and the working efficiency is improved. The operation process is simplified, and the user experience is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of air source heat pumps, in particular to an air source heat pump switching device. Background Art

[0002] The background of the air source heat pump switching device stems from the continuous pursuit and improvement of the efficiency, reliability and user comfort of the air source heat pump system. As people's awareness of environmental protection and energy conservation increases, air source heat pumps, as an environmentally friendly and efficient heating and cooling equipment, have received more and more attention and application.

[0003] After searching, the existing patent (Announcement No.: CN219605534U) discloses a power supply fast switching device for a hot rolling cleaning pump, including an output end insulating disk and two input end insulating rotating plates; nine contacts are installed in the circumferential array of the output end insulating disk, and the nine contacts are respectively connected to three groups of three-phase output cables; three contacts are installed on the input end insulating rotating plate, and the three contacts are connected to a group of three-phase input cables; the output end insulating disk is provided with a rotating shaft, and the two input end insulating rotating plates are hinged on the rotating shaft; the input end insulating rotating plate has three positions, and a group of three-phase input cables on each input end insulating rotating plate are electrically connected to a corresponding group of three-phase output cables through the contact between the contacts. This power supply fast switching device can quickly switch the standby cleaning pump, greatly reducing the switching time, and will not affect the cleaning of aluminum ingots. In addition, this power supply fast switching device has a fixed wiring sequence, and the cleaning pump will not be reversed due to wiring errors, avoiding the occurrence of cleaning accidents.

[0004] However, in the above solution, manual switching is required, and the user needs to manually adjust the system's working mode as needed, which is prone to misoperation or untimely operation, increasing the complexity and workload of the operation.

[0005] In view of this, the utility model proposes an air source heat pump switching device. Utility Model Content

[0006] The utility model provides an air source heat pump switching device, which solves the problem in the related art that manual switching is required.

[0007] The technical solution of the utility model is as follows: an air source heat pump switching device comprises a mounting plate 1, a front side of the mounting plate 1 is fixedly connected with uniformly distributed reinforcement rods, a plurality of the reinforcement rods are fixedly connected with the same mounting plate 2 on the front sides, the bottom end of the inner wall of the mounting plate 2 is fixedly connected with left and right opposite output pump pipes, a limiting groove is provided in the middle of the inner wall of the mounting plate 1, an adjustment groove is provided at the rear end of the inner wall of the mounting plate 2, the front side of the mounting plate 1 is fixedly connected with left and right opposite fixing plates, the left end of the fixing plate is fixedly connected with a motor on the left side, a driving end of the motor is fixedly connected with a bidirectional screw, the bidirectional screw is rotatably connected between the two fixing plates, the outer side of the bidirectional screw is threadedly connected with left and right opposite threaded blocks, the front side of the threaded block is rotatably connected with a transmission rod, the front sides of the two transmission rods are rotatably connected with the same transmission disk, and a switching tube is fixedly installed at the bottom end of the inner wall of the transmission disk.

[0008] Preferably, the rear end of the switching tube is slidably connected inside the limiting groove, and the front end of the switching tube is slidably connected inside the adjusting groove.

[0009] Preferably, the input port of the output pump tube is in communication with the regulating tank, and the output port of the switching tube matches the inlet and outlet of the output pump tube.

[0010] Preferably, a filter groove is provided at the rear end of the inner wall of the switching tube, and a filter screen is provided inside the filter groove.

[0011] Preferably, a clamping groove is provided in the middle of the inner wall of the switching tube, and a blocking frame is fixedly connected to the front end of the inner wall of the switching tube.

[0012] Preferably, a check groove is provided at the front end of the inner wall of the switching tube, and a spring is fixedly connected inside the check groove.

[0013] Preferably, a check block is fixedly connected to the rear side of the spring, and the check block is engaged with the engaging groove.

[0014] Preferably, a sealing ring is provided on the outside of the check block, and the sealing ring fits with the rear end of the check groove.

[0015] The working principle and beneficial effects of the utility model are:

[0016] 1. In the utility model, the automatic switching effect of the switching pipe is achieved through the cooperation of the output pump pipe, the limit groove, the fixing plate, the motor, the bidirectional screw, the threaded block, the transmission rod, the transmission disc and the adjustment groove. The pipeline can be quickly switched according to user needs and actual working conditions without manual intervention by the user, thereby improving the automation level of the equipment, simplifying the operation process, and enhancing the user experience. In addition, the pumping pipeline can be conveniently switched without the installation and removal of the pump pipe, with a low risk of pipe blockage, thereby improving the stability and reliability of the equipment and reducing failures and downtime.

[0017] 2. In the utility model, the anti-backflow effect inside the switching tube is achieved through the cooperation of the filter groove, filter screen, snap-on groove, check groove, spring, check block, sealing ring and barrier frame, which can prevent the fluid in the equipment from backflowing between different working modes, and ensure that the fluid flow direction when the equipment is running always meets the requirements, thereby protecting the stability and safety of the equipment, and avoiding wear or damage to the equipment due to backflow when the system switches the working mode, thereby extending the service life of the air source heat pump. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0019] Figure 1 It is an isometric stereoscopic schematic diagram of the utility model;

[0020] Figure 2 It is a schematic diagram of the rear three-dimensional structure of the utility model;

[0021] Figure 3 This is a schematic diagram of a three-dimensional structure of a mounting plate of the utility model;

[0022] Figure 4 It is a schematic diagram of two three-dimensional structures of the mounting plate of the utility model;

[0023] Figure 5 It is a schematic diagram of the internal structure of the switching tube of the utility model.

[0024] In the figure: 1. Mounting plate 1; 2. Reinforcement rod; 3. Mounting plate 2; 4. Output pump pipe; 5. Limiting groove; 6. Fixing plate; 7. Motor; 8. Bidirectional screw; 9. Threaded block; 10. Transmission rod; 11. Transmission plate; 12. Switching tube; 13. Adjusting groove; 14. Filter groove; 15. Filter screen; 16. Snap-in groove; 17. Check groove; 18. Spring; 19. Check block; 20. Sealing ring; 21. Barrier frame. DETAILED DESCRIPTION

[0025] The following will be combined with 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.

[0026] Example 1

[0027] The preferred embodiment of the air source heat pump switching device provided by the utility model is as follows Figures 1 to 5As shown: an air source heat pump switching device comprises a mounting plate 1, a uniformly distributed reinforcement rod 2 is fixedly connected to the front side of the mounting plate 1, the mounting plate 1 plays a fixing role on the reinforcement rod 2, a plurality of reinforcement rods 2 are fixedly connected to the same mounting plate 2 3 on the front side, in order to further improve the stability of the mounting plate 2 3, the bottom end of the inner wall of the mounting plate 2 3 is fixedly connected to the left and right opposite output pump pipes 4, a limiting groove 5 is provided in the middle of the inner wall of the mounting plate 1, an adjusting groove 13 is provided at the rear end of the inner wall of the mounting plate 2 3, the front side of the mounting plate 1 is fixedly connected to the left and right opposite fixing plates 6, the mounting plate 1 plays a fixing role on the fixing plate 6, the left end fixing plate 6 is fixedly connected to the left side of the motor 7, in order to further improve the stability of the motor 7, A bidirectional screw 8 is fixedly connected to the driving end of the motor 7, and the bidirectional screw 8 can be driven to rotate by the motor 7. The bidirectional screw 8 is rotatably connected between the two fixed plates 6 in order to further improve the stability of the bidirectional screw 8 during the rotation process. The outer side of the bidirectional screw 8 is threadedly connected to left and right opposite thread blocks 9, and the two thread blocks 9 are driven to move by the rotation of the bidirectional screw 8. The front side of the thread block 9 is rotatably connected to a transmission rod 10, and the front sides of the two transmission rods 10 are rotatably connected to the same transmission disk 11. The thread block 9 is transmitted by the transmission rod 10 during movement and engineering to drive the transmission disk 11 to rotate. A switching tube 12 is fixedly installed on the bottom end of the inner wall of the transmission disk 11, which further drives the switching tube 12 to rotate.

[0028] In this embodiment, the rear end of the switching tube 12 is slidably connected inside the limiting groove 5, and the front end of the switching tube 12 is slidably connected inside the adjusting groove 13, in order to avoid the switching tube 12 from being offset.

[0029] In this embodiment, the input port of the output pump tube 4 is connected to the adjusting groove 13, and the output port of the switching tube 12 is matched with the inlet and outlet of the output pump tube 4. The switching tube 12 can slide inside the adjusting groove 13 to correspond to the output pump tube 4 at different positions, thereby achieving the automatic switching effect of the switching tube 12. The pipeline can be quickly switched according to user needs and actual working conditions without manual intervention by the user, thereby improving the automation level of the equipment, simplifying the operating process, and enhancing the user experience.

[0030] Example 2

[0031] Based on Example 1, a preferred embodiment of the air source heat pump switching device provided by the present invention is as follows: Figures 1 to 5 As shown, a filter tank 14 is provided at the rear end of the inner wall of the switching tube 12 , and a filter screen 15 is provided inside the filter tank 14 , through which the fluid inside the switching tube 12 can be filtered.

[0032] In this embodiment, a clamping groove 16 is opened in the middle of the inner wall of the switching tube 12 , and a blocking frame 21 is fixedly connected to the front end of the inner wall of the switching tube 12 .

[0033] In this embodiment, a check groove 17 is formed at the front end of the inner wall of the switching tube 12 , and a spring 18 is fixedly connected inside the check groove 17 in order to further improve the stability of the spring 18 .

[0034] In this embodiment, a check block 19 is fixedly connected to the rear side of the spring 18 , and the spring 18 fixes the check block 19 , and the check block 19 is engaged with the engaging groove 16 .

[0035] In this embodiment, a sealing ring 20 is provided on the outside of the check block 19 , and the sealing ring 20 is fitted with the rear end of the check groove 17 in order to further improve the sealing performance inside the switching tube 12 .

[0036] The working principle and use process of the utility model are as follows: first, the motor 7 is started, and the bidirectional screw 8 is driven by the motor 7 to rotate, and further the two threaded blocks 9 are driven to move in opposite directions. During the movement, the threaded blocks 9 are driven by the transmission rod 10 to drive the transmission plate 11 to rotate, and further the switching tube 12 is driven to rotate. The switching tube 12 slides inside the adjustment groove 13 so that it can correspond to the output pump tube 4 at different positions, thereby achieving the automatic switching effect of the switching tube 12, and the pipeline can be quickly switched according to user needs and actual working conditions without manual intervention by the user, thereby improving the automation level of the equipment, simplifying the operation process, and improving User experience: when the fluid flows through the inside of the switching tube 12, it is filtered by the filter 15 to further open the check block 19, so that it is separated from the inside of the card slot 16, and the spring 18 is forced to contract. After the fluid enters the check slot 17, it is further discharged through the output pump pipe 4. After the discharge is completed, the spring 18 rebounds by its own elastic force, thereby driving the check block 19 to reset, so that it is re-engaged with the card slot 16, achieving the anti-backflow effect inside the switching tube 12, preventing the fluid in the equipment from flowing back between different working modes, and ensuring that the fluid flow direction during the operation of the equipment always meets the requirements, thereby protecting the stability and safety of the equipment.

[0037] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An air source heat pump switching device, comprising a mounting plate (1), characterized in that: The front side of the mounting plate 1 (1) is fixedly connected with uniformly distributed reinforcement rods (2), and the front sides of the plurality of reinforcement rods (2) are fixedly connected with the same mounting plate 2 (3). The bottom end of the inner wall of the mounting plate 2 (3) is fixedly connected with output pump pipes (4) opposite to each other on the left and right. A limiting groove (5) is provided in the middle of the inner wall of the mounting plate 1 (1), and an adjustment groove (13) is provided at the rear end of the inner wall of the mounting plate 2 (3). The front side of the mounting plate 1 (1) is fixedly connected with fixed plates (6) opposite to each other on the left and right. The fixed plate on the left end (6) A motor (7) is fixedly connected to the left side, a bidirectional screw (8) is fixedly connected to the driving end of the motor (7), the bidirectional screw (8) is rotatably connected between the two fixed plates (6), the outer side of the bidirectional screw (8) is threadedly connected to left and right opposite thread blocks (9), the front side of the thread block (9) is rotatably connected to a transmission rod (10), the front sides of the two transmission rods (10) are rotatably connected to the same transmission disk (11), and a switching tube (12) is fixedly installed at the bottom end of the inner wall of the transmission disk (11).

2. An air source heat pump switching device according to claim 1, characterized in that: The rear end of the switching tube (12) is slidably connected inside the limiting groove (5), and the front end of the switching tube (12) is slidably connected inside the adjusting groove (13).

3. The air source heat pump switching device according to claim 1, characterized in that: The input port of the output pump pipe (4) is in communication with the regulating groove (13), and the output port of the switching pipe (12) is matched with the inlet and outlet of the output pump pipe (4).

4. The air source heat pump switching device according to claim 1, characterized in that: A filter groove (14) is provided at the rear end of the inner wall of the switching tube (12), and a filter screen (15) is arranged inside the filter groove (14).

5. The air source heat pump switching device according to claim 1, characterized in that: A clamping groove (16) is provided in the middle of the inner wall of the switching tube (12), and a blocking frame (21) is fixedly connected to the front end of the inner wall of the switching tube (12).

6. The air source heat pump switching device according to claim 1, characterized in that: A check groove (17) is provided at the front end of the inner wall of the switching tube (12), and a spring (18) is fixedly connected inside the check groove (17).

7. An air source heat pump switching device according to claim 6, characterized in that: A check block (19) is fixedly connected to the rear side of the spring (18), and the check block (19) is engaged with the engaging groove (16).

8. An air source heat pump switching device according to claim 7, characterized in that: A sealing ring (20) is arranged on the outside of the check block (19), and the sealing ring (20) is fitted with the rear end of the check groove (17).

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