CN210951959U - Environment-friendly low-temperature heat pump unit - Google Patents
Environment-friendly low-temperature heat pump unit Download PDFInfo
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- CN210951959U CN210951959U CN201921632266.2U CN201921632266U CN210951959U CN 210951959 U CN210951959 U CN 210951959U CN 201921632266 U CN201921632266 U CN 201921632266U CN 210951959 U CN210951959 U CN 210951959U
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- electronic expansion
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- expansion valve
- compressor
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Abstract
The utility model provides an environment-friendly low temperature heat pump set, assist valve, compressor, evaporimeter and finned heat exchanger including backup pad, fan, electronic expansion valve main valve, electronic expansion valve, the compressor passes through the pipeline and is connected with vapour and liquid separator, the compressor other end is connected with the liquid storage pot through shell and tube heat exchanger, the liquid storage pot is assisted the valve and is connected with shell and tube heat exchanger through finned heat exchanger, electronic expansion valve main valve and electronic expansion valve, finned heat exchanger one end is connected with the cross valve. The utility model discloses environment-friendly low temperature air-cooled heat pump set compact structure, the volume is less, and the area that needs is little, when saving space, can reduce the use cost effectively, and the valve cooperation is assisted to electronic expansion valve main valve and electronic expansion valve, can reduce the high exhaust temperature under the ambient temperature, and the system efficiency also promotes when the heating volume promotes simultaneously, and the compressor can operate at lower ambient temperature.
Description
Technical Field
The utility model belongs to the technical field of heat pump set, especially, relate to environment-friendly low temperature heat pump set.
Background
The air-cooled heat pump unit is greatly influenced by weather and environment, the low-temperature heating effect in winter in cold regions is very poor, the energy efficiency is very low, the water outlet temperature is low, the temperature requirement of a user for heating by using a boiler originally cannot be met, a plurality of users are configured with auxiliary electric heating during use, the power consumption is high, the cost is high, and in addition, the refrigerant filled in the unit can damage the ozone layer and is harmful to the environment.
The existing device has the problems of low ambient temperature, poor operation effect, poor heating effect, low efficiency, high power consumption, high cost, large occupied space and harm to the environment.
Therefore, the invention of the environment-friendly low-temperature heat pump unit is very necessary.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides an environment-friendly low temperature heat pump set to it is poor to solve the low operational effect of current device ambient temperature, and the effect of heating is poor, and efficiency is low, and power consumption is big, and the cost is higher, and occupation space is big, the problem harmful to the environment. The environment-friendly low-temperature air-cooled heat pump unit comprises a support plate, a fan, an electronic expansion valve main valve, an electronic expansion valve auxiliary valve, a compressor, an evaporator and a finned heat exchanger, wherein the compressor is connected with a gas-liquid separator through a four-way valve, the other end of the compressor is connected with an economizer through the finned heat exchanger, the liquid storage tank is connected with a shell and tube heat exchanger through the finned heat exchanger, the electronic expansion valve main valve and the electronic expansion valve auxiliary valve economizer, one end of the finned heat exchanger is connected with the four-way valve, the other end of the finned heat exchanger is connected with the electronic expansion valve main valve and the electronic expansion valve auxiliary valve, the electronic expansion valve auxiliary valve is connected with the compressor, a crankshaft heater is arranged on the compressor, the evaporator is arranged at the side end of a shell, the, the fan is characterized in that the shell is fixedly provided with a baffle door through a hinge, a circular cavity is formed in the baffle door, an axial flow type fan cover is arranged in the circular cavity, the surface of the axial flow type fan cover is galvanized, a disc-shaped cover is arranged in the middle of the axial flow type fan cover, a net rack is arranged at the rear end of the shell, and the net rack is inserted into a groove in the bottom of the shell.
The fan is characterized in that a partition plate is arranged in the shell, a fixing frame is arranged at the rear end of the fan and is I-shaped, a transverse gravity plate is arranged at the bottom end of the fixing frame, the front end of the transverse gravity plate is triangular, and two ends of the transverse gravity plate are connected with the I-shaped plate.
Two layers are arranged in the groove, and the upper layer is provided with meshes corresponding to the net rack.
The auxiliary valve of the electronic expansion valve comprises a pipe A and a pipe B, the auxiliary valve of the electronic expansion valve is installed at a vertical position, the pipe A of the auxiliary valve of the electronic expansion valve is connected with the compressor, the pipe A is a straight pipe, the pipe B of the auxiliary valve of the electronic expansion valve is connected with the shell and tube heat exchanger, and the pipe B is a bent pipe.
The flabellum of fan is provided with 5, adopts the aluminum alloy structure.
The bottom of the compressor is provided with a multi-ring rubber shock absorption sole, a spring is arranged in the rubber, and a vortex disc is arranged in the compressor and adopts an axial flexible design.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the utility model discloses a setting, environment-friendly low temperature air-cooled heat pump set compact structure, the volume is less, and the area that needs is little, when saving space, can reduce the use cost effectively, and the valve cooperation is assisted to electronic expansion valve main valve and electronic expansion valve, can reduce the high exhaust temperature under the ambient temperature, and the system efficiency also promotes when the heating volume promotes simultaneously, and the compressor can operate at lower ambient temperature.
2. The utility model discloses a setting of shell, through being provided with horizontal gravity plate, the anti-vibration performance is good, adopts I shape mount, has improved the fixity ability.
3. The utility model discloses a setting of valve is assisted to electronic expansion valve, through being provided with electronic expansion valve assistance valve, the efficiency ratio improves when high frequency, low frequency operation, and the compressor reliability improves, improves oil return, returns liquid, the too high situation of exhaust temperature, and the complete machine operation is reliable, blows water, condensation, overload problem reduction, to the adaptability reinforcing of refrigerant dosage change, the travelling comfort reinforcing, the defrosting time is short.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the attached drawings of the present invention.
Fig. 3 is a schematic structural diagram of the housing of the present invention.
Fig. 4 is a schematic structural diagram of the fan of the present invention.
Fig. 5 is a schematic structural diagram of the blower of the present invention.
Fig. 6 is a schematic structural view of the net rack of the present invention.
Fig. 7 is a schematic structural view of the auxiliary valve of the electronic expansion valve of the present invention.
Fig. 8 is a schematic structural view of the compressor of the present invention.
Fig. 9 is a schematic structural view of the mesh of the present invention.
Fig. 10 is a schematic structural view of a multi-ring rubber shock absorption sole of the present invention.
In the figure:
1-shell, 101-baffle, 102-fixed mount, 103-transverse gravity plate, 2-support plate, 3-fan, 31-support, 32-baffle door, 33-circular hollow, 34-axial flow fan cover, 35-disc cover, 36-net rack, 37-groove, 371-mesh, 4-electronic expansion valve main valve, 5-electronic expansion valve auxiliary valve, 51-A tube, 52-B tube, 6-shell and tube heat exchanger, 7-compressor, 71-multi-ring rubber shock absorption sole, 72-vortex disc, 8-liquid storage tank, 10-flange filter, 11-economizer, 15-crankcase heater, 16-gas-liquid separator, 17-fin heat exchanger, 18-four-way valve.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
example (b):
as shown in figures 1 to 10
The utility model provides an environment-friendly low temperature air-cooled heat pump unit comprises a support plate 2, a fan 3, an electronic expansion valve main valve 4, an electronic expansion valve auxiliary valve 5, a compressor 7, a shell and tube heat exchanger 6, an evaporator 9 and a fin heat exchanger 17, wherein the compressor 7 is connected with a gas-liquid separator 16 through a four-way valve, the other end of the compressor 7 is connected with an economizer 11 through the fin heat exchanger 17, the fin heat exchanger 17 and a liquid storage tank 8 are connected with the shell and tube heat exchanger 6 through the economizer 11, the electronic expansion valve main valve 4 and the electronic expansion valve auxiliary valve 5, one end of the fin heat exchanger 17 is connected with a four-way valve 18, the other end of the fin heat exchanger 17 is connected with the electronic expansion valve main valve 4 and the electronic expansion valve auxiliary valve 5, the environment-friendly low temperature air-cooled heat pump unit is characterized in that the, the supporting plate 2 is arranged at the bottom end of the shell 1, the fan 3 comprises a support 31, the fan 3 is fixed at the center of the side end of the shell 1 through the support 31, the shell 1 is fixedly provided with a baffle door 32 through a hinge, the baffle door 32 is provided with a circular hole 33, an axial-flow fan cover 34 is arranged in the circular hole 33, the surface of the axial-flow fan cover 34 is galvanized, a disc-shaped cover 35 is arranged in the middle of the axial-flow fan cover 34, the rear end of the shell 1 is provided with a net rack 36, and the net rack 36 is inserted into a groove 37 in the bottom of the shell. The utility model discloses among the concrete embodiment, environment-friendly low temperature air-cooled heat pump set compact structure, the volume is less, and the area that needs is little, when saving space, can reduce the use cost effectively, and 5 cooperations of valve are assisted to electronic expansion valve main valve 4 and electronic expansion valve, can reduce the high exhaust temperature under the ambient temperature, and the system efficiency also promotes when the heating volume promotes simultaneously, and the compressor can operate at lower ambient temperature.
The fan is characterized in that a partition plate 101 is arranged in the shell 1, a fixing frame 102 is arranged at the rear end of the fan 3, the fixing frame 102 is I-shaped, a transverse gravity plate 103 is arranged at the bottom end of the fixing frame 102, the front end of the transverse gravity plate 103 is triangular, and two ends of the transverse gravity plate 103 are connected with the I-shaped plate. The utility model discloses among the concrete embodiment, through being provided with horizontal gravity plate 103, the anti-vibration performance is good, adopts I shape mount 102, has improved the fixity ability.
Two layers are arranged in the groove 37, and the upper layer is provided with meshes 371 corresponding to the net rack. The utility model discloses in the concrete implementation mode, adopt mesh 371 to set up, the rack anti-shake performance is high.
The auxiliary valve 5 of the electronic expansion valve comprises a pipe A51 and a pipe B52, the auxiliary valve 5 of the electronic expansion valve is installed at the vertical position, the pipe A51 of the auxiliary valve 5 of the electronic expansion valve is connected with the compressor 7, the pipe A51 is a straight pipe, the pipe B52 of the auxiliary valve 5 of the electronic expansion valve is connected with the shell and tube heat exchanger 6, and the pipe B52 is a bent pipe. The utility model discloses among the concrete embodiment, assist the valve through being provided with electronic expansion valve, the efficiency ratio improves when high frequency, low frequency operation, and the compressor reliability improves, improves oil return, returns liquid, the too high situation of exhaust temperature, and the complete machine operation is reliable, blows water, condensation, overload problem reduction, to the adaptability reinforcing of refrigerant quantity change, the travelling comfort reinforcing, the defrosting time is short.
The flabellum of fan 3 is provided with 5, adopts the aluminum alloy structure. The utility model discloses among the concrete embodiment, adopt the better performance that satisfies equipment of flabellum aluminum alloy structure, have energy-conserving effect.
The bottom of the compressor 7 is provided with a multi-ring rubber shock absorption sole 71, a spring is arranged in the rubber, and an eddy disk 72 is arranged in the compressor 7 and adopts an axial flexible design. The utility model discloses among the concrete embodiment, 7 soles of compressor adopt the shock attenuation design, and anti-seismic performance is better, and the compressor chassis vibrations are avoided in the vibrations of effective absorption compressor.
Principle of operation
The utility model discloses environment-friendly low temperature heat pump set adopts electronic expansion valve main valve 4 to carry out gas-liquid separation, realize increasing the enthalpy effect, electronic expansion valve assists valve 5 when compressor 7 stops, can make valve 5 be in the complete closed condition, prevent the refrigerant to flow to shell and tube heat exchanger 6, when compressor 7 starts, earlier control increases enthalpy electronic expansion and opens 5, the messenger breathes in, the exhaust pressure reaches the balance rapidly, control compressor 7 again and start, so both reduced the heat loss, make the compressor easily start again.
Utilize technical scheme, or technical personnel in the field are in the utility model discloses under technical scheme's the inspiration, design similar technical scheme, and reach above-mentioned technological effect, all fall into the utility model discloses a protection scope.
Claims (6)
1. The environment-friendly low-temperature heat pump unit comprises a supporting plate (2), a fan (3), an electronic expansion valve main valve (4), an electronic expansion valve auxiliary valve (5), a shell and tube heat exchanger (6), a compressor (7), an evaporator (9) and a fin heat exchanger (17), wherein the compressor (7) is connected with a gas-liquid separator (16) through a four-way valve (18), the other end of the compressor (7) is connected with an economizer (11) through the fin heat exchanger (17), the fin heat exchanger (17) is connected with a liquid storage tank (8) through the economizer (11), the electronic expansion valve main valve (4) and the electronic expansion valve auxiliary valve (5) with the shell and tube heat exchanger (6), one end of the fin heat exchanger (17) is connected with the four-way valve (18), and the environment: the other end of the finned heat exchanger (17) is connected with an electronic expansion valve main valve (4) and an electronic expansion valve auxiliary valve (5), the electronic expansion valve auxiliary valve (5) is connected with a compressor (7), a crankshaft heater (15) is arranged on the compressor (7), an evaporator (9) is arranged at the side end of a shell (1), a supporting plate (2) is arranged at the bottom end of the shell (1), the fan (3) comprises a bracket (31), the fan (3) is fixed at the central position of the side end of the shell (1) through the bracket (31), a baffle door (32) is fixed on the shell (1) through a hinge, a circular hollow hole (33) is arranged on the baffle door (32), an axial flow type fan cover (34) is arranged in the circular hollow hole (33), the surface of the axial flow type fan cover (34) is galvanized, a disc-shaped cover (35) is arranged in the middle of the axial flow type fan cover, the rear end of shell (1) is provided with rack (36), rack (36) insert slot (37) in the shell bottom.
2. The environment-friendly low-temperature heat pump unit according to claim 1, characterized in that: be provided with baffle (101) in shell (1), fan (3) rear end is provided with mount (102), mount (102) are the I shape, mount (102) bottom is provided with horizontal gravity board (103), horizontal gravity board (103) front end sets up to triangle-shaped, and just horizontal gravity board (103) both ends link together with the I board.
3. The environment-friendly low-temperature heat pump unit according to claim 1, characterized in that: two layers are arranged in the groove (37), and the upper layer is provided with meshes (371) corresponding to the net rack.
4. The environment-friendly low-temperature heat pump unit according to claim 1, characterized in that: the electronic expansion valve auxiliary valve (5) comprises an A pipe (51) and a B pipe (52), the electronic expansion valve auxiliary valve (5) is installed at the vertical position, the A pipe (51) of the electronic expansion valve auxiliary valve (5) is connected with the compressor (7), the A pipe (51) is a straight pipe, the B pipe (52) of the electronic expansion valve auxiliary valve (5) is connected with the shell and tube heat exchanger (6), and the B pipe (52) is an elbow pipe.
5. The environment-friendly low-temperature heat pump unit according to claim 1, characterized in that: the fan blades of the fan (3) are provided with 5 pieces and are of aluminum alloy structures.
6. The environment-friendly low-temperature heat pump unit according to claim 1, characterized in that: the compressor is characterized in that a multi-ring rubber shock absorption sole (71) is arranged at the bottom of the compressor (7), a spring is arranged in the rubber, and a vortex disc (72) is arranged in the compressor (7) and adopts an axial flexible design.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921632266.2U CN210951959U (en) | 2019-09-28 | 2019-09-28 | Environment-friendly low-temperature heat pump unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921632266.2U CN210951959U (en) | 2019-09-28 | 2019-09-28 | Environment-friendly low-temperature heat pump unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210951959U true CN210951959U (en) | 2020-07-07 |
Family
ID=71375869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921632266.2U Active CN210951959U (en) | 2019-09-28 | 2019-09-28 | Environment-friendly low-temperature heat pump unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210951959U (en) |
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2019
- 2019-09-28 CN CN201921632266.2U patent/CN210951959U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: An environment-friendly low temperature heat pump unit Effective date of registration: 20230117 Granted publication date: 20200707 Pledgee: Heze rural commercial bank Limited by Share Ltd. Pledgor: SHANDONG ZHONGKENENG ARTIFICIAL ENVIRONMENT Co.,Ltd. Registration number: Y2023980031485 |