Compressor cover for heat pump unit and heat pump unit

Abstract

The compressor cover comprises a supporting plate, a machine cover body located on the supporting plate and a top cover located on the machine cover body, the machine cover body is of a surrounding structure, and a containing cavity is defined by the machine cover body, the supporting plate and the top cover. The containing cavity is used for containing at least two compressors, the hood body comprises a plurality of hood units which are sequentially spliced in the circumferential direction of the containing cavity, and the adjacent hood units are detachably connected. Compared with the prior art, at least two compressors can be contained in the containing cavity jointly defined by the machine cover body, the supporting plate and the top cover, overall noise reduction of the compressors is achieved while the space is reasonably utilized, in addition, in the machine cover body formed by splicing the multiple machine cover units, the adjacent machine cover units are detachably connected, and therefore noise reduction is achieved. The mounting and dismounting are convenient, and the subsequent maintenance work is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of refrigeration equipment, in particular to a compressor cover for a heat pump unit and the heat pump unit. Background Art

[0002] In heat pump units, in order to reduce the operating noise of the whole unit, the most common method is to design a cover for the compressor to isolate it. Usually one cover is designed for each system, and two covers are designed for dual systems. This will make the internal space of the unit more compact, and it is not convenient to disassemble and install the cover, which is not conducive to subsequent after-sales and maintenance. Utility Model Content

[0003] The utility model aims to provide a compressor cover for a heat pump unit and a heat pump unit to solve the problems in the prior art.

[0004] In the first aspect, the utility model provides a compressor cover for a heat pump unit, comprising a support plate, a cover body located on the support plate, and a top cover located on the cover body, the cover body being a surrounding structure and together with the support plate and the top cover forming a accommodating cavity, the accommodating cavity being used to accommodate at least two compressors, the cover body comprising a plurality of cover units spliced ​​in sequence along the circumference of the accommodating cavity, and adjacent cover units being detachably connected.

[0005] A compressor cover for a heat pump unit as described above, wherein preferably, the cover body includes a first cover unit and a second cover unit spliced ​​to each other, the first cover unit has a first side and a second side adjacently arranged in the circumferential direction of the accommodating cavity, the second cover unit has a third side and a fourth side adjacently arranged in the circumferential direction of the accommodating cavity, the third side is detachably connected to the first side, and the fourth side is detachably connected to the second side.

[0006] As described above, in the compressor cover for a heat pump unit, preferably, the first cover unit and the second cover unit are detachably connected to the support plate respectively.

[0007] A compressor cover for a heat pump unit as described above, wherein, preferably, a guide groove is provided on the support plate, and the second hood unit includes a guide fitting portion, at least a portion of the guide fitting portion extends into the guide groove and is movable along the guide groove, and when the first hood unit is connected to the support plate, the second hood unit can move along the guide groove from a position separated from the first hood unit to a position spliced ​​with the first hood unit.

[0008] A compressor cover for a heat pump unit as described above, wherein, preferably, the guide groove is arranged through two opposite surfaces of the support plate, the guide matching portion includes a slide bar and a hook located at one end of the slide bar, the slide bar is arranged through the guide groove and can slide along the guide groove, and when the second hood unit moves to a position spliced ​​with the first hood unit, the hook is engaged with the support plate.

[0009] A compressor cover for a heat pump unit as described above, wherein preferably, the support plate is mounted on the chassis of the heat pump unit, and a through hole is provided on the support plate, through which a connecting member can pass and connect the compressor in the accommodating cavity with the chassis.

[0010] A compressor cover for a heat pump unit as described above, wherein, preferably, the top cover is detachably connected to the cover body, the top cover includes a top plate and a side wall, the side wall extends from a portion of the edge of the top plate toward the support plate, and the side wall forms a non-closed shape along the circumference of the accommodating cavity to have an opening, wherein at least a portion of the side wall is guided and matched with a portion of the outer circumferential surface of the cover body, so that the top cover can slide on the top of the cover body.

[0011] A compressor cover for a heat pump unit as described above, wherein preferably, the top cover also includes a positioning portion extending from the top plate in a direction away from the support plate, the positioning portion is located at the opening, and the hood body includes an abutment portion, and when the top cover is completely covered on the hood body, the positioning portion abuts against the abutment portion.

[0012] As described above, in a compressor cover for a heat pump unit, preferably, at least two avoidance grooves are provided on the top plate, and each of the avoidance grooves corresponds to the position of the medium inlet and outlet of the compressor.

[0013] In a second aspect, the utility model provides a heat pump unit, comprising:

[0014] A compressor cover as previously described;

[0015] Chassis.

[0016] Compared with the prior art, the utility model has a housing cavity formed by the hood body, the support plate and the top cover which can accommodate at least two compressors, thereby achieving overall noise reduction of the compressor while making rational use of the space. Moreover, in the hood body composed of multiple hood units, adjacent hood units can be detachably connected, which is convenient for installation and disassembly and is beneficial to subsequent maintenance work. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1It is an axonometric view of a compressor cover provided by an embodiment of the utility model from one viewing angle;

[0018] Figure 2 It is an axonometric view of another perspective of the compressor cover provided by the embodiment of the utility model;

[0019] Figure 3 is an exploded view of a compressor cover provided by an embodiment of the utility model;

[0020] Figure 4 It is an axonometric view of the support plate provided in the embodiment of the utility model.

[0021] Description of reference numerals:

[0022] 100-compressor cover, 110-support plate, 111-guide groove, 112-through hole, 120-cover body, 121-first cover unit, 1211-first side, 1212-second side, 122-second cover unit, 1221-third side, 1222-fourth side, 123-guide matching portion, 1231-slide bar, 1232-hook, 124-abutment portion, 125-wire hole, 130-top cover, 131-top plate, 132-side wall, 133-opening, 134-positioning portion, 135-avoidance groove, 140-accommodating chamber;

[0023] 200-Chassis;

[0024] 300-Compressor. DETAILED DESCRIPTION

[0025] The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and should not be construed as limiting the present invention.

[0026] First, refer to Figures 1 to 4 As shown, the utility model provides a compressor cover 100 for a heat pump unit, including a support plate 110, a cover body 120 located on the support plate 110, and a top cover 130 located on the cover body 120. The cover body 120 is a surrounding structure and is together with the support plate 110 and the top cover 130 to form a accommodating cavity 140. The accommodating cavity 140 is used to accommodate at least two compressors 300. The cover body 120 includes a plurality of cover units spliced ​​in sequence along the circumference of the accommodating cavity 140, and adjacent cover units are detachably connected.

[0027] Different from the waste caused by designing a compressor cover 100 for each compressor 300 for isolation in the related art, in the embodiment provided by the present application, the support plate 110 is connected to the bottom of the cover body 120, and the top cover 130 is arranged on the top of the cover body 120. The three together enclose a receiving chamber 140 that can accommodate at least two compressors 300. While ensuring the noise reduction effect, the space in the compressor cover 100 is reasonably used to arrange the compressors 300. The cover body 120 is composed of a plurality of cover units that are detachably connected to each other, which is convenient for the subsequent installation and maintenance of the compressor cover 100 and the compressor 300.

[0028] Reference Figure 3 As shown, the hood body 120 includes a first hood unit 121 and a second hood unit 122 that are spliced ​​with each other, the first hood unit 121 has a first side 1211 and a second side 1212 that are adjacently arranged in the circumferential direction of the accommodating cavity 140, and the second hood unit 122 has a third side 1221 and a fourth side 1222 that are adjacently arranged in the circumferential direction of the accommodating cavity 140, the third side 1221 is detachably connected to the first side 1211, and the fourth side 1222 is detachably connected to the second side 1212. In the embodiment provided by the present application, the first hood unit 121 and the second hood unit 122 are respectively arranged around the accommodating cavity 140, the first side 1211 is detachably connected to the third side 1221, and the second side 1212 is detachably connected to the fourth side 1222, thereby realizing the detachable connection between the first hood unit 121 and the second hood unit 122.

[0029] In a feasible implementation, the first side 1211 and the third side 1221 as well as the second side 1212 and the fourth side 1222 are connected by bolts passing through mounting holes. In other embodiments, other methods may be used to achieve detachable connection, which is not limited here.

[0030] In the embodiment provided in the present application, the first cover unit 121 and the second cover unit 122 are respectively detachably connected to the support plate 110. Figures 1 to 3 As shown, the bottoms of the first side 1211 and the second side 1212 are both detachably connected to the support plate 110, and the bottoms of the third side 1221 and the fourth side 1222 are both detachably connected to the support plate 110, which facilitates the installation and removal of the hood body 120 and the support plate 110 on the one hand, and facilitates the subsequent arrangement of the compressor 300 on the support plate 110 on the other hand, and can flexibly install the hood body 120 according to the arrangement requirements of the compressor 300. The first hood unit 121 and the second hood unit 122 can be connected by bolts passing through the mounting holes. In other embodiments, other methods can be used to achieve detachable connection, which is not limited here.

[0031] In a feasible embodiment, a guide groove 111 is provided on the support plate 110, and the second hood unit 122 includes a guide matching portion 123, at least a portion of the guide matching portion 123 extends into the guide groove 111 and is movable along the guide groove 111. When the first hood unit 121 is connected to the support plate 110, the second hood unit 122 can move along the guide groove 111 from a position separated from the first hood unit 121 to a position spliced ​​with the first hood unit 121. When the first hood unit 121 has been connected to the support plate 110 and the second hood unit 122 needs to be installed on the support plate 110, first extend the guide fitting portion 123 into the guide groove 111 and push the second hood unit 122 toward the support plate 110 until the bottom of the second hood unit 122 abuts against the support plate 110, then push the second hood unit 122 toward the first side edge 1211, so that the guide fitting portion 123 moves along the guide groove 111. When the guide fitting portion 123 moves to the end of the guide groove 111 and cannot move further, it indicates that the second hood unit 122 has moved into place.

[0032] Preferably, reference Figure 3 as well as Figure 4 As shown, the guide groove 111 is set through two opposite surfaces of the support plate 110, and the guide matching portion 123 includes a slide bar 1231 and a hook 1232 located at one end of the slide bar 1231. The slide bar 1231 is set through the guide groove 111 and can slide along the guide groove 111. When the second hood unit 122 moves to a position spliced ​​with the first hood unit 121, the hook 1232 is engaged with the support plate 110. The guide groove 111 is a through groove set on the support plate 110, and the slide bar 1231 is a convex bar extending downward from the bottom of the third side 1221. The length of the guide groove 111 is greater than the length of the slide bar 1231, so that the slide bar 1231 can move along the guide groove 111. When installing the second hood unit 122, first insert the slide bar 1231 into the guide groove 111, then push the second hood unit 122 downward until the second hood unit 122 abuts against the support plate 110, and then push the second hood unit 122 in the direction of the first side edge 1211. When the hook 1232 engages with the end of the guide groove 111, it indicates that the second hood unit 122 has reached the position for splicing with the first hood unit 121.

[0033] In other embodiments, the position of the second hood unit 122 may be adjusted using structures or components having the same functions as the guide groove 111 and the guide mating portion 123 , which is not limited here.

[0034] Reference Figure 1As shown, a wire hole 125 is provided at the bottom of the third side 1221, and the wires of the compressor 300 can be passed through the wire hole 125 to solve the problem of the length of the wires of the compressor 300, and it is convenient for operators to connect and remove wires. The position of the wire hole 125 can also be set at other parts of the hood body 120 according to the arrangement of the compressor 300 in the accommodating cavity 140, so as to facilitate the wires of the compressor 300 to be led out.

[0035] Reference Figure 3 as well as Figure 4 As shown, the support plate 110 is mounted on the chassis 200 of the heat pump unit, and a through hole 112 is provided on the support plate 110. The connector can pass through the through hole 112 and connect the compressor 300 in the accommodating cavity 140 to the chassis 200. The compressor 300 is connected to the chassis 200 after passing through the through hole 112 on the support plate 110 through the connector, so that both the support plate 110 and the compressor 300 can be stably fixed on the chassis 200 of the heat pump unit, which is beneficial to improving the stability of the internal structure of the heat pump unit.

[0036] In the embodiments provided in this application, refer to Figures 1 to 3 As shown, the top cover 130 is detachably connected to the cover body 120, and the top cover 130 includes a top plate 131 and a side wall 132, the side wall 132 extends from a portion of the edge of the top plate 131 toward the support plate 110, and the side wall 132 forms a non-enclosed shape along the circumference of the accommodating cavity 140 to have an opening 133, wherein at least a portion of the side wall 132 is guided and matched with a portion of the outer circumferential surface of the cover body 120, so that the top cover 130 can slide on the top of the cover body 120. After the cover body 120 is connected to the support plate 110, the top cover 130 needs to be connected to the top of the cover body 120 to achieve a complete connection of the compressor cover 100. When connecting the top cover 130, at least part of the side wall 132 is abutted against part of the outer circumference of the hood body 120, and the top of the hood body 120 can move relative to the top cover 130 through the opening 133 to form a guiding fit with the top cover 130, so that the top cover 130 is pushed along the top of the hood body 120 in the direction of covering the top of the hood body 120 until the top cover 130 completely covers the top of the hood body 120, and then the top cover 130 is pushed downward until the top plate 131 abuts against the top of the hood body 120, indicating that the top cover 130 moves to the position of splicing with the hood body 120.

[0037] After the top cover 130 moves to a position where it can be spliced ​​with the hood body 120, it needs to be fixed to the hood body 120. In a feasible embodiment, the top cover 130 also includes a positioning portion 134 extending from the top plate 131 in a direction away from the support plate 110. The positioning portion 134 is located at the opening 133. The hood body 120 includes an abutment portion 124. When the top cover 130 is completely covered on the hood body 120, the positioning portion 134 abuts against the abutment portion 124. When the positioning portion 134 abuts against the abutment portion 124, the top cover 130 can be restricted from moving forward further, thereby ensuring the stability and reliability of the state in which the top cover 130 is completely covered on the hood body 120.

[0038] The side wall 132 and the outer peripheral surface of the hood body 120, as well as the positioning portion 134 and the abutting portion 124, can be connected by bolts passing through the mounting holes to fix the top cover 130 to the top of the hood body 120. In other embodiments, other detachable methods can be used to fix the top cover 130 to the hood body 120, which is not limited here.

[0039] The compressor 300 needs to be exhausted during operation. If the accommodating chamber 140 is a completely closed chamber, the compressor 300 cannot be exhausted. Figures 1 to 3 As shown, at least two avoidance grooves 135 are provided on the top plate 131, and each avoidance groove 135 corresponds to the position of the medium inlet and outlet of the corresponding compressor 300. The avoidance groove 135 is irregular in shape, that is, it can be set according to the shape of the medium inlet and outlet of the compressor 300, so that the compressor 300 can operate normally.

[0040] Based on the compressor cover 100 provided in the above embodiments, the utility model also provides a heat pump unit, including the aforementioned compressor cover 100 and a chassis 200, wherein the compressor cover 100 is arranged on the chassis 200, and the support plate 110 of the compressor cover 100 and the cover body 120, between the cover body 120 and the top cover 130, between the multiple cover units of the cover body 120, and the compressor 300 and the chassis 200 in the accommodating cavity 140 are all spliced ​​in a detachable connection manner, which solves the problem that the integral compressor cover 100 is difficult to disassemble and provides convenience for subsequent maintenance.

[0041] The above describes in detail the structure, features and effects of the utility model based on the embodiments shown in the drawings. The above is only a preferred embodiment of the utility model, but the utility model is not limited to the scope of implementation shown in the drawings. Any changes made in accordance with the concept of the utility model, or modifications to equivalent embodiments with equivalent changes, which still do not exceed the spirit covered by the description and the drawings, should be within the protection scope of the utility model.

Claims

1. A compressor cover for a heat pump unit, characterized in that: It includes a support plate, a hood body located on the support plate and a top cover located on the hood body. The hood body is a surrounding structure and together with the support plate and the top cover, forms a accommodating cavity. The accommodating cavity is used to accommodate at least two compressors. The hood body includes a plurality of hood units spliced ​​in sequence along the circumference of the accommodating cavity, and adjacent hood units are detachably connected.

2. The compressor cover for a heat pump unit according to claim 1, characterized in that: The hood body includes a first hood unit and a second hood unit spliced ​​to each other, the first hood unit has a first side and a second side adjacent to each other in the circumferential direction of the accommodating cavity, the second hood unit has a third side and a fourth side adjacent to each other in the circumferential direction of the accommodating cavity, the third side is detachably connected to the first side, and the fourth side is detachably connected to the second side.

3. The compressor cover for a heat pump unit according to claim 2, characterized in that: The first hood unit and the second hood unit are respectively detachably connected to the support plate.

4. The compressor cover for a heat pump unit according to claim 3, characterized in that: A guide groove is provided on the support plate, and the second hood unit includes a guide matching portion, at least a portion of the guide matching portion extends into the guide groove and is movable along the guide groove, and when the first hood unit is connected to the support plate, the second hood unit can move along the guide groove from a position separated from the first hood unit to a position spliced ​​with the first hood unit.

5. The compressor cover for a heat pump unit according to claim 4, characterized in that: The guide groove is arranged through two opposite surfaces of the support plate, and the guide matching part includes a slide bar and a hook located at one end of the slide bar. The slide bar is arranged through the guide groove and can slide along the guide groove. When the second hood unit moves to a position for splicing with the first hood unit, the hook is engaged with the support plate.

6. The compressor cover for a heat pump unit according to claim 1, characterized in that: The support plate is mounted on the chassis of the heat pump unit. A through hole is provided on the support plate. A connecting piece can pass through the through hole and connect the compressor in the accommodating cavity with the chassis.

7. The compressor cover for a heat pump unit according to claim 1, characterized in that: The top cover is detachably connected to the hood body, and includes a top plate and a side wall, wherein the side wall extends from a portion of the edge of the top plate toward the support plate, and the side wall forms a non-closed shape along the circumference of the accommodating cavity to have an opening, wherein at least a portion of the side wall is guided and matched with a portion of the outer circumferential surface of the hood body, so that the top cover can slide on the top of the hood body.

8. The compressor cover for a heat pump unit according to claim 7, characterized in that: The top cover also includes a positioning portion extending from the top plate in a direction away from the support plate, the positioning portion is located at the opening, and the hood body includes an abutment portion, and when the top cover is completely covered on the hood body, the positioning portion abuts against the abutment portion.

9. The compressor cover for a heat pump unit according to claim 8, characterized in that: At least two avoidance grooves are arranged on the top plate, and each of the avoidance grooves corresponds to the position of the medium inlet and outlet of the compressor.

10. A heat pump unit, characterized in that: include: A compressor cover according to any one of claims 1 to 9; Chassis.

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