CN216833120U - Air source heat pump air conditioner cooling system suitable for engineering machinery - Google Patents
Air source heat pump air conditioner cooling system suitable for engineering machinery Download PDFInfo
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- CN216833120U CN216833120U CN202220805081.2U CN202220805081U CN216833120U CN 216833120 U CN216833120 U CN 216833120U CN 202220805081 U CN202220805081 U CN 202220805081U CN 216833120 U CN216833120 U CN 216833120U
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Abstract
The utility model relates to the field of engineering machinery, in particular to an air source heat pump air-conditioning heat dissipation system suitable for engineering machinery, which comprises a compressor, a liquid storage device, an outdoor heat exchanger, a first cooling liquid heat exchanger and a first cooling pipeline, the output end of the compressor is connected with the outdoor heat exchanger through a first pipeline, the other port of the outdoor heat exchanger is connected with the first cooling liquid heat exchanger through a fourth pipeline, the other port of the first cooling liquid heat exchanger is connected with the input end of the liquid reservoir through a fifth pipeline, the output end of the liquid reservoir is connected with the input end of the compressor through a pipeline, the heat exchange inlet and outlet of the first cooling liquid heat exchanger are respectively connected with the two ends of the first cooling pipeline, a cooling channel of the walking motor is communicated with the first cooling pipeline, cooling liquid is arranged in the first cooling pipeline, and a water pump used for driving the cooling liquid to flow in a circulating mode is installed on the first cooling pipeline. The air conditioning system is used for cooling the walking motor and the power supply, so that normal operation of the equipment is guaranteed.
Description
Technical Field
The utility model relates to an engineering machine tool field, concretely relates to air source heat pump air conditioner cooling system suitable for engineering machine tool.
Background
At present, the driving force of a loader and an excavator mainly comes from a walking motor, in addition, a power supply for supplying power to electrical equipment on a vehicle is also arranged on the equipment, the walking motor can generate high-temperature heat in a working state, if the heat is not timely discharged, the normal operation of the equipment can be influenced, the walking motor and the power supply are generally provided with cooling channels, and the existing cooling means cannot deal with the high-strength work of the equipment and needs to be improved.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the above problem provide one kind can implement the cooling to the walking motor, guarantee the air source heat pump air conditioner cooling system who is applicable to engineering machine tool of equipment normal operating.
In order to achieve the purpose, the utility model discloses an air source heat pump air conditioner cooling system suitable for engineering machine tool, including compressor, cistern and outdoor heat exchanger, its structural feature is: still include first coolant liquid heat exchanger and first cooling pipeline, the output of compressor passes through first tube coupling outdoor heat exchanger, the first coolant liquid heat exchanger of fourth tube coupling is passed through to the other port of outdoor heat exchanger, the other port of first coolant liquid heat exchanger passes through the input of fifth tube coupling cistern, the input of tube coupling compressor is passed through to the output of cistern, the heat exchange access & exit of first coolant liquid heat exchanger is connected with the both ends of first cooling pipeline respectively, the cooling channel and the first cooling pipeline intercommunication of walking motor, be equipped with the coolant liquid in the first cooling pipeline, install the water pump that is used for driving coolant liquid circulation flow on the first cooling pipeline. After adopting above-mentioned structure, the during operation coolant liquid is with low temperature heat transfer to the walking motor on, utilizes air conditioning system to implement cooling to the walking motor, guarantees equipment normal operating.
Preferably, the indoor heat exchanger is further included, the fourth pipeline is provided with two branch pipelines, the two branch pipelines are respectively connected with the first cooling liquid heat exchanger and the indoor heat exchanger, the other port of the indoor heat exchanger is connected with the seventh pipeline, and the other end of the seventh pipeline is connected with the output end of the compressor. The indoor heat exchanger is arranged in the cab, so that the cab can be cooled, and the comfortable working environment of the cab is ensured.
Preferably, the first electronic expansion valve and the second electronic expansion valve are respectively installed on the two branch pipes of the fourth pipe. The pipeline is convenient to control.
Preferably, the input end of the liquid reservoir is connected with a second pipeline, and the other end of the second pipeline is connected with the first pipeline.
Preferably, a fourth stop valve is mounted on the second pipeline. The pipeline control is convenient.
Preferably, the seventh pipeline is provided with a first stop valve. The pipeline is convenient to control.
Preferably, the seventh pipeline is connected with the fifth pipeline, and the fifth pipeline is provided with a second stop valve. The pipeline is convenient to control.
Preferably, a third stop valve is installed on the first pipeline. The pipeline control is convenient.
In order to facilitate cooling of the power supply, a branch pipeline connected with a second cooling liquid heat exchanger is further arranged on the fourth pipeline, the second cooling liquid heat exchanger and the first cooling liquid heat exchanger are connected on the fourth pipeline in parallel, a second cooling pipeline is connected to a heat exchange inlet and outlet of the second cooling liquid heat exchanger, the second cooling pipeline is connected with the power supply, a cooling channel of the power supply is communicated with the second cooling pipeline, cooling liquid is arranged in the second cooling pipeline, and a water pump used for driving the cooling liquid to flow circularly is mounted on the second cooling pipeline. During operation, the cooling liquid in the second cooling pipeline transfers low-temperature heat to the power supply, and the air conditioning system is used for cooling the power supply, so that normal operation of the equipment is guaranteed.
To sum up, the beneficial effects of the utility model reside in that: on the during operation coolant liquid transmits low temperature heat to walking motor and power, utilize air conditioning system to implement cooling down to walking motor and power, guarantee equipment normal operating, install indoor heat exchanger in the driver's cabin simultaneously, can implement cooling down to the driver's cabin, guarantee to have comfortable operational environment in the driver's cabin.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic diagram of a heat dissipation system for dissipating heat from the traveling motor and the power supply;
fig. 3 is a schematic piping diagram illustrating the heating of the cab by the heat dissipation system during heating.
In the figure: the cooling system comprises a first stop valve 1, a second stop valve 2, a third stop valve 3, a fourth stop valve 4, a compressor 5, a liquid receiver 6, an outdoor heat exchanger 7, a first electronic expansion valve 8, a second electronic expansion valve 9, a water pump 10, a traveling motor 11, a first cooling liquid heat exchanger 12, an indoor heat exchanger 13, a power supply 14, a first cooling pipeline 15, a first pipeline 16, a second pipeline 17, a seventh pipeline 18, a fourth pipeline 19, a fifth pipeline 20, a second cooling liquid heat exchanger 21 and a second cooling pipeline 22.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
In the description of the present application, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be construed as limiting the present application.
The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless otherwise specified.
In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
The following is a description of preferred embodiments of the present invention with reference to the accompanying drawings.
In order to achieve the purpose, the utility model discloses an air source heat pump air conditioner heat radiation system suitable for engineering machinery, which comprises a compressor 5, a liquid receiver 6, an outdoor heat exchanger 7, a first cooling liquid heat exchanger 12 and a first cooling pipeline 15, the output end of the compressor 5 is connected with the outdoor heat exchanger 7 through a first pipeline 16, the other port of the outdoor heat exchanger 7 is connected with a first cooling liquid heat exchanger 12 through a fourth pipeline 19, the other port of the first cooling liquid heat exchanger 12 is connected with the input end of the liquid receiver 6 through a fifth pipeline 20, the output end of the liquid receiver 6 is connected with the input end of the compressor 5 through a pipeline, the heat exchange inlet and outlet of the first cooling liquid heat exchanger 12 are respectively connected with the two ends of a first cooling pipeline 15, a cooling channel of the walking motor 11 is communicated with the first cooling pipeline 15, cooling liquid is arranged in the first cooling pipeline 15, and a water pump 10 used for driving the cooling liquid to circularly flow is installed on the first cooling pipeline 15. After adopting above-mentioned structure, refer to fig. 2, during operation coolant liquid with low temperature heat transfer to walking motor 11 on, utilize air conditioning system to implement cooling to walking motor 11, guarantee equipment normal operating.
Referring to fig. 1, the heat exchanger further includes an indoor heat exchanger 13, two branch pipes are provided on the fourth pipe 19, the two branch pipes are respectively connected to the first coolant heat exchanger 12 and the indoor heat exchanger 13, the other port of the indoor heat exchanger 13 is connected to a seventh pipe 18, and the other end of the seventh pipe 18 is connected to the output end of the compressor 5. The indoor heat exchanger 13 is arranged in the cab, so that the cab can be cooled, and the comfortable working environment of the cab is ensured. The first electronic expansion valve 8 and the second electronic expansion valve 9 are respectively mounted on the two branch lines of the fourth line 19. The pipeline is convenient to control.
Referring to fig. 1, the input end of the liquid receiver 6 is connected to a second pipe 17, and the other end of the second pipe 17 is connected to the first pipe 16. A fourth shut-off valve 4 is mounted on the second pipeline 17. The pipeline control is convenient.
Referring to fig. 1, the seventh pipe 18 is provided with the first cut-off valve 1. The pipeline is convenient to control. The seventh line 18 is connected to a fifth line 20, on which fifth line 20 the second shut-off valve 2 is mounted. The pipeline is convenient to control.
Referring to fig. 1, the first line 16 is provided with a third stop valve 3. The pipeline control is convenient.
Referring to fig. 1, in order to facilitate cooling of the power supply, a branch pipeline connected to a second coolant heat exchanger 21 is further disposed on the fourth pipeline 19, the second coolant heat exchanger 21 and the first coolant heat exchanger 12 are connected in parallel to the fourth pipeline 19, a second cooling pipeline 22 is connected to a heat exchange inlet and outlet of the second coolant heat exchanger 21, the power supply 14 is connected to the second cooling pipeline 22, a cooling channel of the power supply 14 is communicated with the second cooling pipeline 22, coolant is disposed in the second cooling pipeline 22, and a water pump 10 for driving the coolant to flow in a circulating manner is mounted on the second cooling pipeline 22. When the cooling device works, the cooling liquid in the second cooling pipeline 22 transfers low-temperature heat to the power supply 14, and the air conditioning system is used for cooling the power supply 14 to ensure that the equipment normally runs
A cooling mode: the refrigerant is compressed and discharged by the compressor 5, the first stop valve 1 is closed, the refrigerant passes through the first pipeline 16 and passes through the third stop valve 3 to reach the outdoor heat exchanger 7 for heat dissipation, then the refrigerant passes through the fourth pipeline 19 and passes through the first electronic expansion valve 8 and the second electronic expansion valve 9 to reach the indoor heat exchanger 13 and the first cooling liquid heat exchanger 12, the refrigerant performs refrigeration and heat absorption in the refrigerant, the water pump 10 operates in the process, the walking motor 11 and the power supply 14 are cooled, and then the refrigerant after heat exchange passes through the fifth pipeline 20 and passes through the second stop valve 2 to reach the liquid receiver 6 and finally returns to the compressor 5.
Heating mode: the refrigerant is compressed and discharged by the compressor 5, the third stop valve 3 is closed, the refrigerant passes through the seventh pipeline 18 and passes through the first stop valve 1 to reach the indoor heat exchanger 13 for heat dissipation, then the refrigerant passes through the fourth pipeline 19 and passes through the first electronic expansion valve 8 and the second electronic expansion valve 9 to reach the outdoor heat exchanger 7, and the refrigerant after heat exchange passes through the second pipeline 17 and passes through the fourth stop valve 4 to reach the liquid receiver 6 and finally returns to the compressor 5.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.
Claims (9)
1. An air source heat pump air conditioner heat dissipation system suitable for engineering machinery comprises a compressor (5), a liquid reservoir (6), an outdoor heat exchanger (7), and is characterized by further comprising a first cooling liquid heat exchanger (12) and a first cooling pipeline (15), wherein the output end of the compressor (5) is connected with the outdoor heat exchanger (7) through a first pipeline (16), the other port of the outdoor heat exchanger (7) is connected with the first cooling liquid heat exchanger (12) through a fourth pipeline (19), the other port of the first cooling liquid heat exchanger (12) is connected with the input end of the liquid reservoir (6) through a fifth pipeline (20), the output end of the liquid reservoir (6) is connected with the input end of the compressor (5) through a pipeline, the heat exchange inlet and outlet of the first cooling liquid heat exchanger (12) are respectively connected with the two ends of the first cooling pipeline (15), and a cooling channel of a walking motor (11) is communicated with the first cooling pipeline (15), the first cooling pipeline (15) is internally provided with cooling liquid, and a water pump (10) used for driving the cooling liquid to circularly flow is arranged on the first cooling pipeline (15).
2. The air source heat pump air-conditioning cooling system suitable for engineering machinery as claimed in claim 1, further comprising an indoor heat exchanger (13), wherein two branch lines are provided on the fourth line (19), the two branch lines are respectively connected to the first cooling liquid heat exchanger (12) and the indoor heat exchanger (13), a seventh line (18) is connected to another port of the indoor heat exchanger (13), and another end of the seventh line (18) is connected to an output end of the compressor (5).
3. The air-source heat pump air-conditioning cooling system suitable for the engineering machinery as claimed in claim 2, wherein the two branch pipes of the fourth pipeline (19) are respectively provided with a first electronic expansion valve (8) and a second electronic expansion valve (9).
4. The air-source heat pump air-conditioning cooling system suitable for the engineering machinery as claimed in claim 2, wherein the input end of the liquid receiver (6) is connected with a second pipeline (17), and the other end of the second pipeline (17) is connected with the first pipeline (16).
5. The air-source heat pump air-conditioning cooling system suitable for the engineering machinery as claimed in claim 4, wherein a fourth stop valve (4) is installed on the second pipeline (17).
6. The air-source heat pump air-conditioning cooling system suitable for the engineering machinery as claimed in claim 2, characterized in that the seventh pipeline (18) is provided with a first stop valve (1).
7. The air source heat pump air-conditioning cooling system suitable for the engineering machinery is characterized in that the seventh pipeline (18) is connected with a fifth pipeline (20), and a second stop valve (2) is installed on the fifth pipeline (20).
8. The air-source heat pump air-conditioning cooling system applicable to engineering machinery as claimed in claim 1, wherein a third stop valve (3) is mounted on the first pipeline (16).
9. The air source heat pump air-conditioning heat dissipation system suitable for engineering machinery, according to claim 2, wherein a branch pipeline connected with a second coolant heat exchanger (21) is further arranged on the fourth pipeline (19), the second coolant heat exchanger (21) and the first coolant heat exchanger (12) are connected on the fourth pipeline (19) in parallel, a second cooling pipeline (22) is connected on a heat exchange inlet and outlet of the second coolant heat exchanger (21), a power supply (14) is connected on the second cooling pipeline (22), a cooling channel of the power supply (14) is communicated with the second cooling pipeline (22), coolant is arranged in the second cooling pipeline (22), and a water pump (10) for driving the coolant to flow circularly is mounted on the second cooling pipeline (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220805081.2U CN216833120U (en) | 2022-04-08 | 2022-04-08 | Air source heat pump air conditioner cooling system suitable for engineering machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220805081.2U CN216833120U (en) | 2022-04-08 | 2022-04-08 | Air source heat pump air conditioner cooling system suitable for engineering machinery |
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| CN216833120U true CN216833120U (en) | 2022-06-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202220805081.2U Active CN216833120U (en) | 2022-04-08 | 2022-04-08 | Air source heat pump air conditioner cooling system suitable for engineering machinery |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118517036A (en) * | 2024-07-19 | 2024-08-20 | 山东华岳汇盈机械设备有限公司 | Low-energy-consumption driving device for loader |
-
2022
- 2022-04-08 CN CN202220805081.2U patent/CN216833120U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118517036A (en) * | 2024-07-19 | 2024-08-20 | 山东华岳汇盈机械设备有限公司 | Low-energy-consumption driving device for loader |
| CN118517036B (en) * | 2024-07-19 | 2024-09-20 | 山东华岳汇盈机械设备有限公司 | Low-energy-consumption driving device for loader |
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| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 266500 No. 75 East Huanghe Road, Huangdao District, Qingdao City, Shandong Province Patentee after: Lovol Heavy Industry Group Co.,Ltd. Address before: 266500 No. 75 East Huanghe Road, Huangdao District, Qingdao City, Shandong Province Patentee before: LOVOL Engineering Machinery Group Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |