Ultralow-temperature heat pump heating unit

Abstract

The utility model relates to the technical field of low-temperature heat pump heating machines, in particular to an ultralow-temperature heat pump heating unit which comprises an ultralow-temperature heat pump heating unit body, filter screens are arranged on the two sides of the ultralow-temperature heat pump heating unit body, and the two sides of the ultralow-temperature heat pump heating unit body are fixedly connected with two fixing seats respectively. The ultralow-temperature heat pump heating unit has the advantages that through cooperation of the ultralow-temperature heat pump heating unit body, the filter screen, the fixing base, the limiting baffles, the connecting rod, the first hinge base, the push block, the second hinge base, the push rod and the spring, the limiting baffles on the two sides of the filter screen can be driven to move when the push block is moved, and therefore the filter screen is loosened; and through cooperation of a limiting baffle and a ball, friction between the limiting baffle and the fixing base can be reduced when the limiting baffle carries out moving operation, and therefore adjustment is easier, more convenient and faster.

Description

Technical Field

[0001] The utility model relates to the technical field of low-temperature heat pump heating machines, in particular to an ultra-low-temperature heat pump heating unit. Background Art

[0002] Ultra-low temperature heat pump air source is a device that uses air as a low-grade heat source for heating or hot water supply.

[0003] The Chinese utility model application number CN202221208967.5 relates to an ultra-low temperature heat pump heating unit in the technical field of low temperature heat pump heating machines, comprising an ultra-low temperature heat pump heating unit body, a placement slot is provided on both sides of the ultra-low temperature heat pump heating unit body, a support frame is provided in the placement slot, a protective net is connected to the support frame by clamping, and a first rotating rod is rotatably connected in the ultra-low temperature heat pump heating unit body. By setting a stopper, when the protective net needs to be replaced, the push plate can be driven by the hand-held connecting plate to slide on the surface of the guide rod, at this time, the push plate will squeeze the guide rod into a contracted state, and then the movement of the connecting plate will drive the stopper to cancel the limit of the protective net, at this time, the hand-held protective net can be taken out from the placement slot for replacement, which achieves the effect of easy replacement and is conducive to increasing the use effect, but the device still has some disadvantages during use: the device limits and fixes the filter net by the clamping structure set on both sides of the filter net, and the operation is still more troublesome when performing the disassembly operation, which makes the disassembly more complicated. Utility Model Content

[0004] The purpose of the present invention is to solve at least one of the above technical deficiencies.

[0005] Therefore, one purpose of the present invention is to provide an ultra-low temperature heat pump heating unit to solve the problems mentioned in the background technology and overcome the deficiencies in the prior art.

[0006] In order to achieve the above-mentioned purpose, an embodiment of one aspect of the utility model provides an ultra-low temperature heat pump heating unit, including an ultra-low temperature heat pump heating unit body, filters are arranged on both sides of the ultra-low temperature heat pump heating unit body, two fixed seats are fixedly connected to the two sides of the ultra-low temperature heat pump heating unit body, the fixed seat is internally slidably connected to a limit baffle, one side of the limit baffle is fixedly connected to a connecting rod, one end of the connecting rod is fixedly connected to a first hinge seat, a push block is arranged on one side of the ultra-low temperature heat pump heating unit body, and the two sides of the push block are fixedly connected to a second hinge seat, and the second hinge seat is fixedly connected to the second hinge seat. A push rod is rotatably connected to the middle part of the seat, one end of the push rod is rotatably connected to the first hinged seat, and a spring connected to the fixed seat is fixedly installed on one side of the limit baffle. The technical effect achieved by the above scheme is: the push block is moved toward one side of the filter screen, and then the movement of the push block drives the push rod to rotate, and then the rotation of the push rod drives the first hinged seat to move, so that the limit baffle moves toward the inside of the fixed seat, thereby relaxing the limit on the filter screen, so that the disassembly operation of the filter screen can be easier and more convenient through the cooperation between the limit baffle and the ball.

[0007] Preferably, any of the above schemes has a groove on one side of the ultra-low temperature heat pump heating unit body, the inner wall of the groove is fixedly connected to a limiting plate, a filter is provided on one side of the limiting plate, and one side of the filter is flush with one side of the ultra-low temperature heat pump heating unit body. The technical effect achieved by adopting the above scheme is that the filter can be easily inserted through the cooperation between the groove and the limiting plate, thereby facilitating subsequent installation operations.

[0008] Preferably, any of the above schemes has a sealing block fixedly connected to one side of the limit plate, and a sealing groove matched with the sealing block is provided on one side of the filter screen. The technical effect achieved by adopting the above scheme is that when the filter screen is inserted into the groove, the sealing block is inserted into the sealing groove, thereby being able to seal the installation gap, thereby making the sealing effect better.

[0009] Preferably, any of the above schemes is that a through groove with the same width as the connecting rod is opened on one side of the fixed seat, and the height of the through groove is smaller than the height of the fixed seat. The technical effect achieved by adopting the above scheme is that the movement of the connecting rod can be guided by the through groove, and the maximum moving distance of the connecting rod can be limited, so that the limit baffle can move more stably.

[0010] Preferably, any of the above schemes is that balls are provided on both sides of the limit baffle, and the number of the balls is several, and the balls are equidistantly distributed on both sides of the limit baffle, and the balls are tangent to the inner wall of the fixed seat. The technical effect achieved by adopting the above scheme is: through the cooperation between the limit baffle and the balls, the friction between the limit baffle and the fixed seat can be reduced when the limit baffle is moving, thereby making the adjustment easier and more convenient.

[0011] Preferably, any of the above schemes is that the middle part of the push block is rotatably connected to a rotating rod, one end of the rotating rod is fixedly connected to a fixed plate, one end of the rotating rod is fixedly connected to a push handle, and a card plate is fixedly installed on one side of the ultra-low temperature heat pump heating unit body, a slot is provided in the middle of the card plate, and a card slot matched with the fixed plate is provided on one side of the card plate. The technical effect achieved by adopting the above scheme is: the card plate passes through the slot by moving the push block, and then the push handle is rotated to make the card plate located on one side of the card slot, and then the push handle is released, and the card plate is located inside the card slot under the action of the spring, so that the position of the limit baffle can be fixed, which is convenient for subsequent replacement of the filter.

[0012] Preferably, a reset spring is fixedly installed on the side of the push handle close to the push block. The technical effect achieved by adopting the above scheme is that the reset spring can automatically reset the position of the card plate after the push block is reset, thereby facilitating subsequent insertion and clamping operations.

[0013] Preferably, any of the above schemes is that fixing grooves are provided on both sides of the ultra-low temperature heat pump heating unit body, and fixing plates are fixedly installed on the inner walls of the fixing grooves. The technical effect achieved by adopting the above scheme is that the fixing grooves can facilitate the push block to prevent friction with the side wall of the ultra-low temperature heat pump heating unit body 1 when moving.

[0014] Compared with the prior art, the advantages and beneficial effects of the utility model are:

[0015] 1. This ultra-low temperature heat pump heating unit, through the cooperation between the ultra-low temperature heat pump heating unit body, the filter, the fixed seat, the limit baffle, the connecting rod, the first hinge seat, the push block, the second hinge seat, the push rod and the spring, can drive the limit baffles on both sides of the filter to move when the push block is moved, thereby loosening the filter, so that the disassembly operation of the filter can be easier and more convenient.

[0016] 2. This ultra-low temperature heat pump heating unit, through the cooperation between the limit baffle and the ball, can reduce the friction between the limit baffle and the fixed seat when the limit baffle is moving, thereby making the adjustment easier and more convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the structure of the first perspective of the embodiment of the utility model;

[0018] Figure 2 This is the first embodiment of the utility model Figure 1 A schematic diagram of the structure at A;

[0019] Figure 3 This is a schematic diagram of the structure of the first embodiment of the utility model from a second viewing angle;

[0020] Figure 4 This is the first embodiment of the utility model Figure 3 Schematic diagram of the structure at B;

[0021] Figure 5 This is a schematic diagram of the structure of the first embodiment of the utility model from a third viewing angle;

[0022] Figure 6 This is the first embodiment of the utility model Figure 5 Schematic diagram of the structure at C.

[0023] Among them: 1-ultra-low temperature heat pump heating unit body, 2-filter, 3-fixed seat, 4-limit baffle, 5-connecting rod, 6-first hinge seat, 7-push block, 8-second hinge seat, 9-push rod, 10-groove, 11-limit plate, 12-sealing block, 13-spring, 14-through groove, 15-ball, 16-rotating rod, 17-fixed plate, 18-push handle, 19-card plate, 20-slot, 21-card slot, 22-reset spring, 23-fixed slot. DETAILED DESCRIPTION

[0024] The present invention is further described below in conjunction with the accompanying drawings, but the protection scope of the present invention is not limited to the following description.

[0025] Embodiment 1: Figures 1 to 6As shown, an ultra-low temperature heat pump heating unit comprises an ultra-low temperature heat pump heating unit body 1, a filter screen 2 is arranged on both sides of the ultra-low temperature heat pump heating unit body 1, two fixing seats 3 are fixedly connected to the two sides of the ultra-low temperature heat pump heating unit body 1, a limit baffle 4 is slidably connected inside the fixing seat 3, a connecting rod 5 is fixedly connected to one side of the limit baffle 4, one end of the connecting rod 5 is fixedly connected to a first hinge seat 6, a push block 7 is arranged on one side of the ultra-low temperature heat pump heating unit body 1, second hinge seats 8 are fixedly connected to the two sides of the push block 7, and the middle part of the second hinge seat 8 is rotatably connected to the push block 7. The movable rod 9, one end of the push rod 9 is rotatably connected to the first hinge seat 6, and a spring 13 connected to the fixed seat 3 is fixedly installed on one side of the limit baffle 4. The push block 7 is moved toward one side of the filter screen 2, and then the movement of the push block 7 drives the push rod 9 to rotate, and then the rotation of the push rod 9 drives the first hinge seat 6 to move, so that the limit baffle 4 moves toward the inside of the fixed seat 3, thereby relaxing the limit on the filter screen 2, so that the disassembly operation of the filter screen 2 can be easier and more convenient, through the cooperation between the limit baffle 4 and the ball 15.

[0026] As an optional technical solution of the present invention, a groove 10 is grooved on one side of the ultra-low temperature heat pump heating unit body 1, and the inner wall of the groove 10 is fixedly connected to a limiting plate 11. A filter screen 2 is provided on one side of the limiting plate 11. One side of the filter screen 2 is flush with one side of the ultra-low temperature heat pump heating unit body 1. Through the cooperation between the groove 10 and the limiting plate 11, the filter screen 2 can be easily inserted, thereby facilitating subsequent installation operations.

[0027] As an optional technical solution of the present invention, a sealing block 12 is fixedly connected to one side of the limit plate 11, and a sealing groove 13 adapted to the sealing block 12 is provided on one side of the filter screen 2. When the filter screen 2 is inserted into the interior of the groove 10, the sealing block 12 is inserted into the interior of the sealing groove 13, so that the installation gap can be sealed, thereby making the sealing effect better.

[0028] As an optional technical solution of the utility model, a through groove 14 with the same width as the connecting rod 5 is opened on one side of the fixed seat 3, and the height of the through groove 14 is less than the height of the fixed seat 3. The movement of the connecting rod 5 can be guided by the through groove 14, and the maximum moving distance of the connecting rod 5 can be limited, so that the limit baffle 4 can move more stably.

[0029] As an optional technical solution of the utility model, balls 15 are arranged on both sides of the limit baffle 4. The number of balls 15 is several, and the several balls 15 are equidistantly distributed on both sides of the limit baffle 4. The balls 15 are tangent to the inner wall of the fixed seat 3. Through the cooperation between the limit baffle 4 and the balls 15, the friction between the limit baffle 4 and the fixed seat 3 can be reduced when the limit baffle 4 is moving, thereby making the adjustment easier and more convenient.

[0030] As an optional technical solution of the present utility model, a rotating rod 16 is rotatably connected to the middle part of the push block 7, one end of the rotating rod 16 is fixedly connected to a fixed plate 17, one end of the rotating rod 16 is fixedly connected to a push handle 18, and a card plate 19 is fixedly installed on one side of the ultra-low temperature heat pump heating unit body 1, a slot 20 is provided in the middle part of the card plate 19, and a card slot 21 adapted to the fixed plate 17 is provided on one side of the card plate 19. The push block 7 is moved to make the card plate 19 pass through the slot 20, and then the push handle 18 is rotated to make the card plate 19 located on one side of the card slot 21, and then the push handle 18 is released, and the card plate 19 is located inside the card slot 21 under the action of the spring 13, so that the position of the limit baffle 4 can be fixed, which is convenient for the subsequent replacement of the filter 2.

[0031] As an optional technical solution of the utility model, a reset spring 22 is fixedly installed on the side of the push handle 18 close to the push block 7. The reset spring 22 can automatically reset the position of the clamping plate 19 after the push block 7 is reset, thereby facilitating the subsequent insertion and clamping operation.

[0032] As an optional technical solution of the utility model, fixed grooves 23 are opened on both sides of the ultra-low temperature heat pump heating unit body 1, and fixed plates 17 are fixedly installed on the inner walls of the fixed grooves 23. The fixed grooves 23 can facilitate the push block 7 to prevent friction with the side walls of the ultra-low temperature heat pump heating unit body 1 when moving.

[0033] A super-low temperature heat pump heating unit, the working principle of which is as follows: by moving the push block 7 to one side of the filter screen 2, the movement of the push block 7 drives the push rod 9 to rotate, and then the rotation of the push rod 9 drives the first hinged seat 6 to move, so that the limit baffle 4 moves toward the inside of the fixed seat 3, thereby relaxing the limit on the filter screen 2, so that the disassembly operation of the filter screen 2 can be easier and more convenient, through the cooperation between the limit baffle 4 and the ball 15.

[0034] To sum up, the ultra-low temperature heat pump heating unit, through the cooperation among the ultra-low temperature heat pump heating unit body 1, the filter screen 2, the fixed seat 3, the limit baffle 4, the connecting rod 5, the first hinge seat 6, the push block 7, the second hinge seat 8, the push rod 9 and the spring 13, can drive the limit baffles 4 on both sides of the filter screen 2 to move when the push block 7 is moved, thereby loosening the filter screen 2, so that the disassembly operation of the filter screen 2 can be easier and more convenient. Through the cooperation between the limit baffle 4 and the ball 15, the friction between the limit baffle 4 and the fixed seat 3 can be reduced when the limit baffle 4 is moving, thereby making the adjustment easier and more convenient.

Claims

1. An ultra-low temperature heat pump heating unit, comprising an ultra-low temperature heat pump heating unit body (1), characterized in that: Filters (2) are provided on both sides of the ultra-low temperature heat pump heating unit body (1); two fixed seats (3) are fixedly connected to the two sides of the ultra-low temperature heat pump heating unit body (1); a limit baffle (4) is slidably connected to the inside of the fixed seat (3); a connecting rod (5) is fixedly connected to one side of the limit baffle (4); one end of the connecting rod (5) is fixedly connected to a first hinge seat (6); a push block (7) is provided on one side of the ultra-low temperature heat pump heating unit body (1); two sides of the push block (7) are fixedly connected to second hinge seats (8); a push rod (9) is rotatably connected to the middle of the second hinge seat (8); one end of the push rod (9) is rotatably connected to the first hinge seat (6); and a spring (13) connected to the fixed seat (3) is fixedly installed on one side of the limit baffle (4).

2. The ultra-low temperature heat pump heating unit according to claim 1, characterized in that: A groove (10) is formed on one side of the ultra-low temperature heat pump heating unit body (1), and a limit plate (11) is fixedly connected to the inner wall of the groove (10). A filter screen (2) is provided on one side of the limit plate (11), and one side of the filter screen (2) is flush with one side of the ultra-low temperature heat pump heating unit body (1).

3. The ultra-low temperature heat pump heating unit according to claim 2, characterized in that: A sealing block (12) is fixedly connected to one side of the limiting plate (11), and a sealing groove matched with the sealing block (12) is provided on one side of the filter screen (2).

4. The ultra-low temperature heat pump heating unit according to claim 3, characterized in that: A through slot (14) having the same width as the connecting rod (5) is provided on one side of the fixing seat (3), and the height of the through slot (14) is smaller than the height of the fixing seat (3).

5. The ultra-low temperature heat pump heating unit according to claim 4, characterized in that: Balls (15) are arranged on both sides of the limit baffle (4), and the number of the balls (15) is a plurality, and the plurality of balls (15) are equidistantly distributed on both sides of the limit baffle (4), and the balls (15) are tangent to the inner wall of the fixing seat (3).

6. The ultra-low temperature heat pump heating unit according to claim 5, characterized in that: The middle part of the push block (7) is rotatably connected to a rotating rod (16), one end of the rotating rod (16) is fixedly connected to a fixing plate (17), one end of the rotating rod (16) is fixedly connected to a push handle (18), a card plate (19) is fixedly installed on one side of the ultra-low temperature heat pump heating unit body (1), a slot (20) is provided in the middle part of the card plate (19), and a card slot (21) adapted to the fixing plate (17) is provided on one side of the card plate (19).

7. The ultra-low temperature heat pump heating unit according to claim 6, characterized in that: A return spring (22) is fixedly mounted on the side of the push handle (18) close to the push block (7).

8. The ultra-low temperature heat pump heating unit according to claim 7, characterized in that: Fixing grooves (23) are provided on both sides of the ultra-low temperature heat pump heating unit body (1), and fixing plates (17) are fixedly mounted on the inner walls of the fixing grooves (23).

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