Central air-conditioning heat pump unit

Abstract

The utility model provides a heat pump unit of a central air conditioner, which comprises a shell capable of being provided with a heat pump unit, at least two side surfaces of the shell are rotatably provided with heat insulation plates, each heat insulation plate is provided with two corresponding filter plates, the shell is detachably provided with a driving part, and the driving part is in transmission connection with the heat insulation plates through a transmission mechanism. The heat pump unit has the advantages that the heat preservation plate is operated to rotate along the shell, automatic and rapid switching between heat preservation and heat dissipation is achieved, impurities in gas entering from the outside are filtered through the filter plate, dust is prevented from entering the heat pump unit, and the heat pump unit is prevented from entering the heat pump unit. The structure is simple, the occupied space is small, operation is easy and fast, and the shell does not need to be lifted or detached.

Description

Technical Field

[0001] The utility model belongs to the technical field of central air conditioners, and particularly relates to a central air conditioner heat pump unit. Background Art

[0002] At present, central air conditioning heat pump units are needed in the use of central air conditioning.

[0003] Patent document with application number 202221724659.8 discloses a central air conditioning heat pump unit that is beneficial to energy saving, including a central air conditioning heat pump unit, both sides of the central air conditioning heat pump unit are fixedly connected with mounting blocks, the number of the mounting blocks is four, the inner side of the mounting block is fixedly connected with a screw through a bearing, the surface of the screw is fixedly connected with a bevel gear 1, the inner side of the bevel gear 1 is meshed with a bevel gear 2, the inner side of the bevel gear 2 is fixedly connected with a motor, and the bottom of the motor is fixedly connected to the bottom of the inner wall of the central air conditioning heat pump unit. The utility model solves the problem that the existing central air conditioning heat pump unit has a poor energy-saving effect by arranging a central air conditioning heat pump unit, a mounting block, a screw, a bevel gear 1, a bevel gear 2, a motor, a screw sleeve, and an insulation sleeve. During the use of the central air conditioning heat pump unit, a large amount of heat will be dissipated and lost, resulting in a decrease in the heating efficiency of the central air conditioning heat pump unit.

[0004] When the temperature of the heat pump unit is too high, the heat pump unit needs to be cooled. The above technical solution achieves the heat dissipation function by lifting the thermal insulation sleeve so that the heat pump unit is directly exposed to the air. However, the above technical solution cannot filter the impurities in the gas, causing a large amount of dust to stick to the heat pump unit, thereby affecting the use effect. At the same time, the thermal insulation sleeve needs to be lifted to achieve the heat dissipation function, which occupies a large space.

[0005] Therefore, in view of the shortcomings of the above-mentioned scheme in actual production and implementation, it has been revised and improved. At the same time, in the spirit and concept of seeking excellence, with the assistance of professional knowledge and experience, and after many ingenuity and experiments, the present utility model was created, and a central air-conditioning heat pump unit is provided to solve the problem. Utility Model Content

[0006] The utility model provides a central air-conditioning heat pump unit, which solves the problems in the prior art.

[0007] The technical solution of the utility model is implemented as follows: a central air-conditioning heat pump unit, comprising a housing on which the heat pump unit can be installed, characterized in that: at least two side surfaces of the housing are rotatably mounted with heat preservation plates, two corresponding filter plates are arranged on the heat preservation plates, a driving component is detachably mounted on the housing, the driving component is connected to the heat preservation plates through a transmission mechanism, and the driving component is started to drive the heat preservation plates to rotate through the transmission mechanism, so as to realize the rapid switching between heat preservation and heat dissipation of the housing;

[0008] During use, the above technical solution: the insulation board is flush with the shell to achieve the function of sealing the shell, and the heat pump unit installed in the shell is insulated to prevent the heat dissipation of the heat pump unit quickly, thereby achieving energy saving effect; when the temperature of the heat pump unit in the shell is too high, the drive component is started to drive the insulation board to rotate along the shell, and the outside air passes through the filter plate into the shell to dissipate the heat of the heat pump unit, preventing the heat pump unit from being damaged by excessive temperature in the shell, and extending the service life of the heat pump unit; the filter plate is used to filter impurities in the gas entering from the outside to prevent dust from entering the heat pump unit; the structure is simple, the space occupied is small, the operation is simple and quick, and there is no need to raise or remove the shell.

[0009] As a preferred technical solution: a support frame is fixedly arranged on the left and right sides of the shell, a plurality of brackets are arranged on the support frame, the plurality of brackets are linearly and evenly distributed along the support frame, and a heat preservation plate is rotatably installed between two adjacent brackets;

[0010] The driving component drives multiple insulation plates to rotate at the same time to improve the heat dissipation effect.

[0011] As a preferred technical solution: a plurality of first through holes are provided on the support frame, a rotating shaft is fixedly provided on the insulation board, and the rotating shaft is rotatably installed in the first through holes;

[0012] As a preferred technical solution: the opposite end faces of the multiple brackets are arc-shaped surfaces, the filter plate is an arc-shaped plate, the center of the filter plate coincides with the axis of the rotating shaft, and the filter plate is rotatably connected to two adjacent brackets;

[0013] The heat preservation plate drives the filter plate to rotate along the arc surface of the bracket, thereby improving the stability of the filter plate.

[0014] As a preferred technical solution: the transmission mechanism includes a spur rack slidably mounted on the housing, a transmission gear is fixedly arranged on the rotating shaft, the transmission gear is transmission-connected to the spur rack, and the output end of the driving component is fixedly connected to the spur rack.

[0015] As a preferred technical solution: two symmetrical detection mechanisms are provided on the housing, and a convex block is provided on the spur rack, and the convex block cooperates with the two detection mechanisms, and the spur rack drives the convex block to cooperate with the detection mechanism to realize automatic positioning of the rotation of the insulation board;

[0016] As a preferred technical solution: the detection mechanism includes a detection cavity fixed on the shell, a first detection contact is fixedly arranged in the detection cavity, a second detection contact is slidably installed on the detection cavity, the first detection contact corresponds to the second detection contact, and the second detection contact is pushed into contact with the first detection contact by a protrusion to realize automatic positioning of the rotation of the insulation plate.

[0017] As a preferred technical solution: a sliding rod is slidably mounted on the detection cavity, the sliding rod is fixedly connected to the second detection contact, an elastic component is arranged between the sliding rod and the detection cavity, and the sliding rod corresponds to the convex block;

[0018] During use of the above technical solution: the driving component drives the heat preservation plate to rotate through the spur rack, and when the convex block pushes the first detection contact on one of the detection mechanisms to contact the second detection contact, the driving component is controlled to pause, and at this time the angle between the heat preservation plate and the shell is the largest;

[0019] When insulation is needed, the driving component drives the insulation plate to reverse. When the protrusion pushes the first detection contact on another detection mechanism to contact the second detection contact, the driving component is controlled to pause. At this time, the insulation plate is parallel to the shell to achieve the insulation function.

[0020] As a preferred technical solution: two symmetrical cleaning brushes are fixedly arranged on the bracket, and the cleaning brushes correspond to the filter plate. When the filter plate is rotated, the cleaning brushes are used to clean the impurities stuck on the filter plate to prevent the impurities from sticking to the filter plate and causing blockage.

[0021] As a preferred technical solution: a second through hole is provided at the bottom of the shell, and the heat pump unit can be detachably installed on the shell through the second through hole;

[0022] During use of the above technical solution, the shell can be directly mounted on the existing installed heat pump unit, thereby reducing the cost of replacing the heat pump unit, improving work efficiency, and achieving comprehensive promotion.

[0023] During use, the above technical solution: realizes automated control.

[0024] After adopting the above technical solution, the beneficial effects of the utility model are:

[0025] 1. The insulation board is flush with the shell to seal the shell and insulate the heat pump unit installed in the shell, preventing the heat pump unit from dissipating heat quickly and achieving energy-saving effect. When the temperature of the heat pump unit in the shell is too high, the drive component is started to drive the insulation board to rotate along the shell, and the outside air passes through the filter plate into the shell to dissipate heat for the heat pump unit, preventing the heat pump unit from being damaged by excessive temperature in the shell, and extending the service life of the heat pump unit. The filter plate filters impurities in the gas entering from the outside to prevent dust from entering the heat pump unit. The structure is simple, the space occupied is small, the operation is simple and quick, and there is no need to raise or remove the shell;

[0026] 2. The driving component drives the heat preservation plate to rotate through the spur gear. When the convex block pushes the first detection contact on one of the detection mechanisms to contact the second detection contact, the driving component is controlled to pause. At this time, the angle between the heat preservation plate and the shell is the largest.

[0027] When heat preservation is required, the driving component drives the heat preservation plate to reverse, and when the convex block pushes the first detection contact on another detection mechanism to contact the second detection contact, the driving component is controlled to pause, and the heat preservation plate is parallel to the shell at this time, realizing the heat preservation function, realizing automatic positioning of the rotation angle of the heat preservation plate, and realizing automatic switching between heat preservation and heat dissipation;

[0028] 3. Operate the filter plate to rotate and use the cleaning brush to clean the impurities sticking to the filter plate to prevent the impurities from sticking to the filter plate and causing blockage. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be 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 paying creative labor.

[0030] Figure 1 It is a three-dimensional diagram of the utility model;

[0031] Figure 2 It is a top view of the utility model;

[0032] Figure 3 It is a cross-sectional view of the utility model at A;

[0033] Figure 4 It is a partial enlarged view of B of the utility model;

[0034] Figure 5 It is a three-dimensional diagram of the detection mechanism of the utility model;

[0035] Figure 6It is a cross-sectional view of the detection mechanism of the utility model;

[0036] Figure 7 This is a three-dimensional diagram of the installation of the thermal insulation board of the utility model;

[0037] Figure 8 It is an exploded view of the insulation board and the support frame of the utility model;

[0038] Fig. 9 This is a practical effect diagram of the thermal insulation board of the utility model;

[0039] Fig.10 It is a partial enlarged view of the C part of the utility model;

[0040] Fig.11 It is a three-dimensional diagram of the thermal insulation board of the utility model;

[0041] Fig.12 It is a top view of the insulation board of the utility model;

[0042] In the figure, 1-shell, 2-door, 3-second through hole, 4-support frame, 5-bracket, 6-first through hole, 7-arc frame, 8-cleaning brush, 9-insulation plate, 10-filter plate, 11-filter hole, 12-rotating shaft, 13-transmission gear, 14-spur rack, 15-bump, 16-driving component, 17-detection mechanism, 1701-detection cavity, 1702-first detection contact, 1703-piston, 1704-second detection contact, 1705-block, 1706-sliding rod. DETAILED DESCRIPTION

[0043] 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.

[0044] Embodiment 1:

[0045] like Figures 1 to 12 As shown, a central air-conditioning heat pump unit includes a housing 1 on which the heat pump unit can be installed, characterized in that: a heat preservation plate 9 is rotatably installed on at least two sides of the housing 1, and two corresponding filter plates 10 are connected to the heat preservation plate 9 by bolts and nuts, and a driving component 16 is installed on the housing 1 through bolts and nuts, and the driving component 16 is connected to the heat preservation plate 9 through a transmission mechanism. When the driving component 16 is started, the heat preservation plate 9 is driven to rotate through the transmission mechanism, so as to realize the rapid switching between heat preservation and heat dissipation of the housing 1;

[0046] Specific: such as Figures 7 to 10As shown, a support frame 4 is fixedly provided on both the left and right sides of the shell 1, and a plurality of brackets 5 are provided on the support frame 4. The plurality of brackets 5 are linearly and evenly distributed along the support frame 4, and a heat preservation plate 9 is rotatably installed between two adjacent brackets 5;

[0047] The left and right sides of the shell 1 are open, and the support frame 4 is welded to the side of the shell 1, and the upper end surface of the support frame 4 is flush with the upper end surface of the shell 1;

[0048] A plurality of first through holes 6 are provided on the support frame 4, a rotating shaft 12 is fixedly provided on the heat preservation plate 9, the rotating shaft 12 is rotatably mounted in the first through hole 6, and the first through hole 6 is located between two adjacent brackets 5;

[0049] The opposite end faces of the multiple brackets 5 are arc-shaped surfaces, the filter plate 10 is an arc-shaped plate, the center of the filter plate 10 coincides with the axis of the rotating shaft 12, the filter plate 10 is rotatably connected to two adjacent brackets 5, and the filter plate 10 is provided with multiple filter holes 11.

[0050] The end face of the insulation board 9 is an arc-shaped surface, and sealing pads are arranged on the arc-shaped surface of the insulation board 9 and the arc-shaped surface of the bracket 5. When the insulation board 9 is parallel to the bracket 5, the two sealing pads squeeze each other to improve the insulation effect.

[0051] The heat preservation plate drives the filter plate to rotate along the arc surface of the bracket, thereby improving the stability of the filter plate.

[0052] like Figures 1 to 4 As shown, the transmission mechanism includes a spur rack 14 slidably mounted on the housing 1, a transmission gear 13 is fixedly arranged on the rotating shaft 12, the transmission gear 13 is transmission-connected with the spur rack 14, and the output end of the driving component 16 is fixedly connected with the spur rack 14;

[0053] Specifically: a sliding groove is provided on the housing 1, a sliding block is welded on the spur rack 14, the sliding block is slidably installed in the sliding groove, the cross section of the sliding groove is preferably concave, and the cross section of the sliding block corresponds to the cross section of the sliding groove;

[0054] The driving component 16 is an electric push rod or a hydraulic cylinder. The output end bolt and nut of the driving component 16 are equipped with a bump 15 . One end of the bump 15 is connected to the bolt and nut of the spur rack 14 . The spur rack 14 is meshed with the transmission gear 13 .

[0055] When in use: the driving component 16 is started to push the spur rack 14 to move through the protrusion 15, and the spur rack 14 drives the heat preservation plate 9 to rotate through the transmission gear 13, and the heat preservation plate 9 drives the filter plate to rotate along the bracket 5, so that a gap is generated between the heat preservation plate 9 and the bracket 5, and the filter plate is located in the gap between the heat preservation plate and the bracket 5, and is connected with the inside of the housing 1 through the filter plate, and the external gas enters the housing 1 through the filter holes on the filter plate;

[0056] The driving component 16 drives the spur rack 14 to reset, and the spur rack 14 drives the insulation plate 9 to be flush with the bracket 5, so as to achieve sealing of the shell 1;

[0057] Two symmetrical detection mechanisms 17 are provided on the housing 1, and a protrusion 15 is provided on the spur rack 14. The protrusion 15 cooperates with the two detection mechanisms 17. The spur rack 14 drives the protrusion 15 to cooperate with the detection mechanism 17 to realize the automatic positioning of the rotation of the insulation board 9;

[0058] like Figure 5 and Figure 6 As shown, the detection mechanism 17 includes a detection cavity 1701 installed on the shell 1 by bolts and nuts, a first detection contact 1702 is fixedly arranged in the detection cavity 1701, a second detection contact 1704 is slidably installed on the detection cavity 1701, the first detection contact 1702 corresponds to the second detection contact 1704, and the second detection contact 1704 is pushed to contact the first detection contact 1702 by the protrusion 15, so as to realize the automatic positioning of the rotation of the insulation plate 9.

[0059] A sliding rod 1706 is slidably mounted on the detection cavity 1701, the sliding rod 1706 is fixedly connected to the second detection contact 1704, an elastic component 1708 is provided between the sliding rod 1706 and the detection cavity 1701, and the sliding rod 1706 corresponds to the protrusion 15;

[0060] Specifically: a piston 1703 is slidably installed in the detection cavity 1701, the second detection contact 1704 is connected and fixed to the sliding rod 1706 through the piston 1703, the piston 1703 is made of insulating material, the detection cavity 1701 is made of insulating material, a stopper 1705 is fixedly arranged on the detection cavity 1701, a third through hole is opened on the stopper 1705, the sliding rod 1706 is slidably installed in the third through hole, the elastic component 1708 is a reset spring, the reset spring is movably sleeved on the sliding rod 1706, one end of the reset spring is welded to the stopper, and the other end of the reset spring is connected to the piston 1703 with bolts and nuts;

[0061] The detection mechanism 17 also includes a controller, and the first detection contact 1702, the second detection contact 1704, and the driving component are electrically connected to the controller;

[0062] When in use: the driving component drives the heat preservation plate to rotate through the spur gear. When the convex block pushes the first detection contact on one of the detection mechanisms to contact the second detection contact, the driving component is controlled to pause. At this time, the angle between the heat preservation plate and the shell is the largest.

[0063] When insulation is needed, the driving component drives the insulation plate to reverse. When the protrusion pushes the first detection contact on another detection mechanism to contact the second detection contact, the driving component is controlled to pause. At this time, the insulation plate is parallel to the shell to achieve the insulation function.

[0064] Embodiment 2:

[0065] like Figures 7 to 10 As shown, two symmetrical cleaning brushes 8 are fixedly arranged on the bracket 5, and the cleaning brushes 8 correspond to the filter plate 10. When the filter plate 10 is rotated, the cleaning brushes 8 clean the impurities stuck on the filter plate 10 to prevent the impurities from sticking to the filter plate and causing blockage.

[0066] Specifically, two mutually symmetrical arc frames 7 are welded on each of the multiple brackets 5, the center of the arc frame 7 coincides with the axis of the rotating shaft, the cleaning brush 8 is installed on the arc frame 7 by screws, and the rest of the structure is the same as that of the first embodiment.

[0067] Embodiment three:

[0068] like Figures 1 to 3 As shown, a second through hole 3 is provided at the bottom of the shell 1, and the heat pump unit can be installed on the shell 1 through bolts and nuts through the second through hole 3. A door 2 is provided on the shell 1, so that the heat pump unit in the shell 1 can be easily maintained by opening the door 2.

[0069] The working principle of the utility model is as follows: the driving component 16 is started to push the spur rack 14 to move through the protrusion 15, the spur rack 14 drives the heat preservation plate 9 to rotate through the transmission gear 13, and the heat preservation plate 9 drives the filter plate to rotate along the bracket 5, so that a gap is generated between the heat preservation plate 9 and the bracket 5, and the filter plate is located in the gap between the heat preservation plate and the bracket 5, and is connected with the inside of the housing 1 through the filter plate, and the external gas enters the housing 1 through the filter holes on the filter plate;

[0070] The driving component 16 drives the spur rack 14 to reset, and the spur rack 14 drives the insulation plate 9 to be flush with the bracket 5, so as to achieve sealing of the shell 1;

[0071] The driving component drives the heat preservation plate to rotate through the spur gear. When the convex block pushes the first detection contact on one of the detection mechanisms to contact the second detection contact, the driving component is controlled to pause. At this time, the angle between the heat preservation plate and the shell is the largest.

[0072] When heat preservation is required, the driving component drives the heat preservation plate to reverse, and when the convex block pushes the first detection contact on another detection mechanism to contact the second detection contact, the driving component is controlled to pause, and at this time the heat preservation plate is parallel to the shell, realizing the heat preservation function;

[0073] The filter plate 10 is operated to rotate and the cleaning brush 8 is used to clean the impurities stuck on the filter plate 10 to prevent the impurities from sticking to the filter plate and causing blockage.

[0074] In the description of the present utility model, it should be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In the description of the present utility model, unless otherwise specified and limited, it should be noted that the terms "installed", "connected" and "connected" should be understood in a broad sense, for example, it can be a mechanical connection or an electrical connection, or it can be the internal communication of two elements, it can be a direct connection, or it can be an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms can be understood according to specific circumstances.

[0075] 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. A central air conditioning heat pump unit, comprising a housing (1) on which the heat pump unit can be installed, characterized in that: At least two side surfaces of the shell (1) are rotatably mounted with a heat preservation plate (9), and two corresponding filter plates (10) are arranged on the heat preservation plate (9). A driving component (16) is detachably mounted on the shell (1), and the driving component (16) is connected to the heat preservation plate (9) through a transmission mechanism. When the driving component (16) is started, the heat preservation plate (9) is driven to rotate through the transmission mechanism, thereby realizing a rapid switch between heat preservation and heat dissipation of the shell (1).

2. A central air conditioning heat pump unit according to claim 1, characterized in that: A support frame (4) is fixedly arranged on both the left and right sides of the shell (1); a plurality of brackets (5) are arranged on the support frame (4); the plurality of brackets (5) are linearly and evenly distributed along the support frame (4); and a heat preservation plate (9) is rotatably installed between two adjacent brackets (5).

3. A central air conditioning heat pump unit according to claim 2, characterized in that: The support frame (4) is provided with a plurality of first through holes (6), and a rotating shaft (12) is fixedly provided on the heat-insulating plate (9), and the rotating shaft (12) is rotatably mounted in the first through holes (6).

4. A central air conditioning heat pump unit according to claim 3, characterized in that: The opposite end faces of the multiple brackets (5) are arc-shaped faces, the filter plate (10) is an arc-shaped plate, the center of the filter plate (10) coincides with the axis of the rotating shaft (12), and the filter plate (10) is rotatably connected to two adjacent brackets (5).

5. A central air conditioning heat pump unit according to claim 4, characterized in that: The transmission mechanism comprises a spur rack (14) slidably mounted on the housing (1); a transmission gear (13) is fixedly arranged on the rotating shaft (12); the transmission gear (13) is transmission-connected to the spur rack (14); and the output end of the driving component (16) is fixedly connected to the spur rack (14).

6. A central air conditioning heat pump unit according to claim 5, characterized in that: The housing (1) is provided with two symmetrical detection mechanisms (17), the spur rack (14) is provided with a protrusion (15), the protrusion (15) cooperates with the two detection mechanisms (17), and the spur rack (14) drives the protrusion (15) to cooperate with the detection mechanism (17), thereby realizing automatic positioning of the rotation of the insulation board (9).

7. A central air conditioning heat pump unit according to claim 6, characterized in that: The detection mechanism (17) comprises a detection cavity (1701) fixed on the housing (1), a first detection contact (1702) being fixedly arranged in the detection cavity (1701), a second detection contact (1704) being slidably mounted on the detection cavity (1701), the first detection contact (1702) corresponding to the second detection contact (1704), and the second detection contact (1704) is pushed into contact with the first detection contact (1702) by the protrusion (15), thereby realizing automatic positioning of the rotation of the insulation plate (9).

8. A central air conditioning heat pump unit according to claim 7, characterized in that: A sliding rod (1706) is slidably mounted on the detection cavity (1701); the sliding rod (1706) is fixedly connected to the second detection contact (1704); an elastic component (1708) is provided between the sliding rod (1706) and the detection cavity (1701); and the sliding rod (1706) corresponds to the protrusion (15).

9. A central air conditioning heat pump unit according to claim 8, characterized in that: Two symmetrical cleaning brushes (8) are fixedly arranged on the bracket (5), and the cleaning brushes (8) correspond to the filter plate (10). When the filter plate (10) is operated to rotate, impurities adhering to the filter plate (10) are cleaned through the cleaning brushes (8).

10. A central air conditioning heat pump unit according to claim 1, characterized in that: The bottom of the shell (1) is provided with a second through hole (3), and the heat pump unit can be detachably mounted on the shell (1) through the second through hole (3).

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