CN111102197A - Vehicle air compressor flow monitoring device and monitoring system thereof - Google Patents
Vehicle air compressor flow monitoring device and monitoring system thereof Download PDFInfo
- Publication number
- CN111102197A CN111102197A CN201911417347.5A CN201911417347A CN111102197A CN 111102197 A CN111102197 A CN 111102197A CN 201911417347 A CN201911417347 A CN 201911417347A CN 111102197 A CN111102197 A CN 111102197A
- Authority
- CN
- China
- Prior art keywords
- head
- output
- input
- front panel
- air compressor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C28/00—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids
- F04C28/28—Safety arrangements; Monitoring
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Air-Conditioning For Vehicles (AREA)
Abstract
The invention discloses a vehicle air compressor flow monitoring device and a monitoring system thereof, and belongs to the technical field of vehicle body state monitoring. The device comprises a front panel, a case and a circulating liquid tank, wherein side frames are symmetrically arranged on the left side and the right side of the front panel of the device, the side frames are welded with the front panel of the device, an inner groove is formed in the middle of the front surface of the front panel of the device in a slotted mode, a connecting panel is arranged at the front end of the inner groove of the front panel of the device in a protruding mode, fixing lugs are arranged on the left side and the right side of the connecting panel in a protruding mode and fixedly connected with the inner groove of the front panel of the device through bolts, and a plug socket is arranged on the front surface of the connecting panel in a penetrating mode.
Description
Technical Field
The invention relates to the technical field of vehicle body state monitoring, in particular to a vehicle air compressor flow monitoring device and a monitoring system thereof.
Background
The air compressor for the vehicle is the heart of the refrigeration system of the automobile air conditioner, plays a role in compressing and conveying refrigerant steam, and the widely used air compressor for the vehicle is a scroll compressor which is a compressor with compressible volume and consists of a fixed involute scroll and an involute scroll which performs eccentric rotary translation;
along with the development and application of a vehicle-mounted intelligent control system, the traditional vehicle-mounted air-conditioning refrigeration system mostly utilizes components such as an exhaust temperature protector to protect a compressor, so that idling caused by suction and exhaust pressures in the operation process of the compressor and overheating and melting of a sealing ring of the compressor are avoided, the over-temperature protection mode in the actual process is mostly limited by timeliness and an installation mode, a protection temperature set value is difficult to control, the operation state of the compressor cannot be rapidly known, the service life of the compressor is easily influenced, and the intelligence of the vehicle-mounted system is limited to a certain extent.
Disclosure of Invention
Solves the technical problem
The invention aims to solve the problems and adopts the technical scheme that: a flow monitoring device of an air compressor for a vehicle comprises a device front panel, a case and a circulating liquid tank, wherein side frames are symmetrically arranged on the left side and the right side of the device front panel, the side frames are welded with the device front panel, an inner groove is formed in the middle of the front surface of the device front panel, a connecting panel is convexly arranged at the front end of the inner groove of the device front panel, fixing lugs are convexly arranged on the left side and the right side of the connecting panel, the fixing lugs are fixedly connected with the inner groove of the device front panel through bolts, and a plug socket is arranged in the front surface of the connecting panel in a penetrating manner;
the machine box is inserted at the rear end of a front panel of the device, the left and right ends of the machine box are clamped with the side frames, the upper end of the machine box is convexly provided with a main machine, the middle part of the front surface of the main machine is embedded with a connecting terminal head, the connecting terminal head is inserted with an element substrate, the front end of the element substrate is clamped with the inner side of the front panel of the device, the input end of the element substrate is electrically connected with the output end of the connecting terminal head, and the output end of the element substrate is electrically connected with the input end of the;
the circulating liquid box is fixedly arranged at the rear end of the machine box, a connecting groove is formed in the inner side of the circulating liquid box, a transfer bin is arranged at the upper end of the inner side of the circulating liquid box in a clamped mode, a bolt port disc is welded at the rear end of the circulating liquid box, a pair of pipe heads are symmetrically arranged at the upper end and the lower end of the back face of the bolt port disc, the inner sides of the pipe heads are provided with flow valve ports in a penetrating mode, vortex wheel shafts are embedded into the flow valve ports and are rotatably connected with the inner walls of the flow valve ports, magnetic sheets are arranged on the outer sides of the vortex wheel shafts
The lower end of the inner side of the pipe head is inserted with a transmission head, the input end of the transmission head is electrically connected with the output end of the magnetic sheet, the lower end of the transmission head is inserted with a transmission line, the tail end of the transmission line extends downwards and transversely penetrates through the inner side of the circulating liquid tank, the tail end of the transmission line is sleeved with a wire plug, the wire plugs are adjacently arranged at the lower end of the transfer bin, the left side of the wire plug is inserted with a wire cable head, the output end of the transmission line is electrically connected with the input end of the wire cable head, and the output end of the wire cable;
furthermore, the socket comprises a plurality of vehicle-mounted system input/output interfaces and a power supply interface.
Furthermore, the element substrate is a sensing signal circuit board, and the element substrate system is based on a vehicle-mounted electronic control unit.
Furthermore, the two pipe heads are respectively used as an input pipe and an output pipe, and the joint of the pipe heads and the transmission head is connected with a magnetic sensor in series.
Furthermore, the vortex wheel shaft is composed of three vortex wheel blades, the magnetic sheets are arranged in three and are respectively fixed on the surfaces of the vortex wheel blades, and the magnetic sheets are electrically connected with the magnetic sensors in the tube heads.
Furthermore, the through pipes are one-way narrow-mouth pipelines, the two through pipes are respectively used as an input pipe and an output pipe of the transfer bin, and the input/output ends of the through pipes respectively correspond to the input/output ends of the pipe heads.
The invention provides a flow monitoring system of an air compressor for a vehicle, which comprises a host, wherein the host comprises a transmission signal system, an input/output control system and a sensing system.
Further, the signal transmission system transmits the host control signal through the component substrate.
Further, the input/output control system is composed of signal input/output of the socket, signal input/output of the component substrate and signal input/output of the transmission head to the cable head.
Furthermore, the sensing system is composed of a magnetic sheet and a magnetic sensor in the tube head, and the output signal of the magnetic sensor is a pulse signal.
Due to the adoption of the technical scheme, the invention has the following beneficial effects:
1. the flow monitoring device and the monitoring system of the air compressor for the vehicle can be suitable for monitoring the air inlet and outlet and the liquid flow of the compressor through the setting device, collect the heat exchange gas and the refrigerant flow of the compressor in real time, and conveniently monitor the state of the compressor through a system output data signal so as to facilitate the intelligent control of the vehicle-mounted control system to operate the refrigerating system.
2. According to the scheme, the system is combined with the monitoring device to complete data monitoring of the running state of the compressor, the flow and gas discharge state of the refrigerant in the running process of the compressor can be confirmed, and the situation that the compressor is overheated and breaks down due to the fact that the refrigerant and gas discharge pressure difference is caused by continuous running of the compressor during idling is avoided by monitoring the flow and outputting data signals.
3. In the flow monitoring device of the air compressor for the vehicle and the monitoring system thereof, the device is combined with the system energy to be adaptive to the transfer section of the inlet and outlet pipeline of the compressor, the applicability of the device is improved, and the independent structure is convenient to disassemble, assemble and use and convenient to popularize.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic diagram of an explosive structure according to the present invention.
Fig. 3 is a schematic view of the internal structure of the present invention.
Fig. 4 is a schematic diagram of the circuit module structure of the present invention.
Fig. 5 is a schematic diagram of the system structure of the invention.
In the attached drawing, 1-device front panel, 2-machine box, 3-circulating liquid box, 4-connecting panel, 5-plug socket, 6-fixing lug, 7-side frame, 8-element substrate, 9-connecting terminal head, 10-main machine, 11-transfer bin, 12-cable head, 13-plug socket disc, 14-connecting groove, 15-plug, 16-transmission line, 17-pipe head, 18-transmission head, 19-flow valve port, 20-vortex wheel shaft, 21-through pipe and 22-magnetic sheet.
Detailed Description
In order to explain technical contents, structural features, and objects and effects of the present invention in detail, the following detailed description is given with reference to the accompanying drawings in conjunction with the embodiments.
With reference to fig. 1-4, the present invention discloses a flow monitoring device for a vehicular air compressor, which comprises a device front panel 1, a case 2 and a circulating liquid tank 3; the left side and the right side of a front panel 1 of the device are symmetrically provided with side frames 7, the side frames 7 are welded with the front panel 1 of the device, the middle part of the front surface of the front panel 1 of the device is provided with an inner groove, the front end of the inner groove of the front panel 1 of the device is convexly provided with a connecting panel 4, the left side and the right side of the connecting panel 4 are convexly provided with fixing lugs 6, the fixing lugs 6 are fixedly connected with the inner groove of the front panel 1 of the device through bolts, and the front surface of the;
the machine box 2 is inserted in the rear end of the front panel 1 of the device, the left and right ends of the machine box 2 are clamped with the side frames 7, the upper end of the machine box 2 is convexly provided with a main machine 10, the middle part of the front surface of the main machine 10 is embedded with a connecting terminal head 9, the connecting terminal head 9 is inserted with an element substrate 8, the front end of the element substrate 8 is clamped with the inner side of the front panel 1 of the device, the input end of the element substrate 8 is electrically connected with the output end of the connecting terminal head 9, and the output end of the element substrate 8 is electrically;
example 1:
the embodiment comprises various mounting structures in the vehicle air compressor flow monitoring device, particularly when the device is mounted by an installer, a front panel 1, a machine box 2, a circulating liquid tank 3, a connecting panel 4 and a transfer bin 11 are assembled and fixed layer by layer in a bolt butt joint mode, so that the difficulty of dismounting and replacing an integrally formed structure is avoided, wherein a plug port 5 comprises a plurality of vehicle-mounted system input/output interfaces and power interfaces, the plug port 5 arranged at the front end of the connecting panel 4 is in cable interconnection with a signal cable interface end and a power supply end of a vehicle-mounted control system, so that the online connection between a host 10 and the vehicle-mounted control system is realized, a bolt port disc 13 arranged at the other end of the device utilizes the vertically arranged pipe heads 17, one pipe head 17 is communicated with a compressor refrigerant output pipeline, and the other pipe head 17 can be communicated with an air inlet and outlet pipeline of the compressor, completing the installation work of the device;
the circulating liquid box 3 is fixedly arranged at the rear end of the machine box 2, a connecting groove 14 is formed in the inner side of the circulating liquid box 3 in a groove mode, a transfer bin 11 is arranged at the upper end of the inner side of the connecting groove 14 in a clamping mode, a bolt port disc 13 is welded at the rear end of the circulating liquid box 3, a pair of pipe heads 17 are symmetrically arranged at the upper end and the lower end of the back face of the bolt port disc 13, flow valve ports 19 are formed in the inner sides of the pipe heads 17 in a penetrating mode, a vortex wheel shaft 20 is embedded into the flow valve ports 19, the vortex wheel shaft 20 is rotatably connected with the inner walls of the flow valve ports 19;
the inboard lower extreme of tube head 17 all pegs graft and has transmission head 18, transmission head 18 input and magnetic sheet 22 output electric connection, transmission line 16 has all been pegged graft to transmission head 18 lower extreme, 16 terminal downwardly extending of transmission line transversely run through in circulation liquid case 3 inboards, 16 terminal all cup joints of transmission line and is provided with wire stopper 15, wire stopper 15 is adjacent to be set up in transit storehouse 11 lower extreme, wire stopper 15 left side all pegs graft wire cable head 12, 16 output of transmission line and 12 input electric connections of wire cable head, wire cable head 12 output and 9 input electric connections of connecting terminal head.
The component substrate 8 is a sensing signal circuit board, and the system of the component substrate 8 is based on a vehicle-mounted electronic control unit.
Wherein the pipe head 17 is used as an input pipe and an output pipe respectively.
The scroll wheel shaft 20 is composed of three scroll wheel blades, the magnetic sheets 22 are arranged in three and are respectively fixed on the surfaces of the scroll wheel blades, and the magnetic sheets 22 are electrically connected with the magnetic sensors in the tube head 17.
Wherein, the through pipe 21 is a one-way narrow-mouth pipeline, the through pipe 21 is used as the input pipe and the output pipe of the transfer bin 11, the input/output ends of the through pipe 21 correspond to the input/output ends of the pipe head 17, respectively, the through pipe 21 is arranged as an in-out one-way pipeline which is suitable for being used as the input/output ends, and the backflow of the refrigerant is prevented from filling the through pipe 21 and the pipelines of the subsequent flow valve port 19 and the pipe head 17.
Example 2: in the running process of the vehicle-mounted refrigeration system, the refrigerant output by the compressor enters the input end of the pipe head 17 along the pipeline and flows through the flow valve port 19, the input end of the through pipe 21 and the transfer bin 11 in sequence, then the refrigerant is discharged into the other end of the compressor output pipeline along the output end of the through pipe 21, the flow valve port 19 and the output end of the pipe head 17 for the running of the refrigeration system, the monitoring device is only used as a transfer structure of the refrigerant of the compressor, as the pipe head 17, the flow valve port 19 and the pipeline center of the through pipe 21 are in the same horizontal plane, when the refrigerant flows through the flow valve port 19, the vortex wheel shaft 20 is driven to rotate circumferentially in the flow valve port 19, wherein the connection part of the pipe head 17 and the transmission head 18 is connected in series with a magnetic sensor which is a Hall element, according to the principle of magnetic sensing, after the blade of, i.e., the rotational speed of the scroll wheel shaft 20, is then output as a pulse signal to the transmission head 18 and transmitted to the main unit 10 along the transmission line 16, the plug 15, and the cable head 12 in sequence.
Example 3: referring to fig. 5, the present invention provides a flow monitoring system for a vehicular air compressor, comprising the host 10 of claim 1, wherein the host 10 comprises a transmission signal system, an input/output control system and a sensing system, the flow monitoring system outputs a pulse signal according to the device proposed in the above embodiment, the pulse signal is received and transmitted by the transmission signal system in the host 10, the flow monitoring data of the compressor is transmitted to the vehicular control system in real time through the output end of the input/output control system, and the monitoring system is further used for monitoring the running state of the compressor according to the compressor flow data monitored by the monitoring device according to the on-off state of the compressor, wherein the control end of the monitoring system is a bidirectional control circuit and simultaneously used as a switch circuit of the monitoring system and the compressor, and the vehicular control system further uses the on-off state of the compressor, The refrigerant is supplied again and the braking power of the compressor is set, so that the condition that the compressor idles and is overheated due to the fact that the refrigerant does not actually pass through the flow when the compressor runs is avoided;
the transmission signal system transmits a control signal of the host computer 10 from the device substrate 8.
The input/output control system is composed of signal input/output of the socket 5, signal input/output of the component substrate 8, and signal input/output of the transmission head 18 to the cable head 12.
Wherein, the sensing system is composed of a magnetic sheet 22 and a magnetic sensor in the pipe head 17, and the output signal of the magnetic sensor is a pulse signal.
Here, the upper, lower, left, right, front, and rear represent only relative positions thereof and do not represent absolute positions thereof. The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present specification and drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. The utility model provides a vehicle air compressor flow monitoring device, includes device front panel (1), machine box (2) and circulation liquid case (3), its characterized in that:
the device comprises a front panel (1) and a connecting panel (4), wherein side frames (7) are symmetrically arranged on the left side and the right side of the front panel (1), the side frames (7) are welded with the front panel (1), an inner groove is formed in the middle of the front surface of the front panel (1), the front end of the inner groove of the front panel (1) is convexly provided with the connecting panel (4), fixing lugs (6) are convexly arranged on the left side and the right side of the connecting panel (4), the fixing lugs (6) are fixedly connected with the inner groove of the front panel (1) through bolts, and the front surface of the connecting panel (4) is provided with a plug;
the device comprises a front panel (1), a machine box (2), a side frame (7), a main machine (10), a connecting terminal head (9), an element substrate (8), a plug socket (5) and a connecting terminal head (8), wherein the machine box (2) is inserted at the rear end of the front panel (1), the left end and the right end of the machine box (2) are clamped with the side frame (7), the upper end of the machine box (2) is convexly provided with the main machine (10), the middle part of the front surface of the main machine (10) is embedded with the connecting terminal head (9), the connecting terminal head (9) is inserted with the element substrate (8), the front end of the element substrate (8) is clamped with the inner side of the front panel (1);
the circulating liquid tank (3) is fixedly arranged at the rear end of the machine box (2), a connecting groove (14) is formed in the inner side of the circulating liquid tank (3) in a groove mode, a transfer bin (11) is arranged at the upper end of the inner side of the circulating liquid tank (3) in a clamping mode, a bolt port disc (13) is welded at the rear end of the circulating liquid tank (3), a pair of pipe heads (17) are symmetrically arranged at the upper end and the lower end of the back face of the bolt port disc (13), flow valve ports (19) are formed in the inner sides of the pipe heads (17) in a penetrating mode, a vortex wheel shaft (20) is embedded into the flow valve ports (19), the vortex wheel shaft (20) is rotatably connected with the inner wall of the flow valve ports (19), magnetic sheets (22) are arranged on the outer side of the vortex wheel shaft (;
the utility model discloses a circulation liquid tank, including tube head (17), transmission head (17) inboard lower extreme all pegs graft and have transmission head (18), transmission head (18) input and magnetic sheet (22) output electric connection, transmission head (18) lower extreme all pegs graft and have transmission line (16), transmission line (16) end downwardly extending transversely runs through in circulation liquid tank (3) inboard, transmission line (16) end all cup joints and is provided with cable plug (15), cable plug (15) adjacent set up in transit storehouse (11) lower extreme, cable plug (15) left side all pegs graft and has cable head (12), transmission line (16) output and cable head (12) input electric connection, cable head (12) output and connecting terminal head (9) input electric connection.
2. The vehicular air compressor flow rate monitoring device according to claim 1, wherein: the socket (5) comprises a plurality of vehicle-mounted system input/output interfaces and power interfaces.
3. The vehicular air compressor flow rate monitoring device according to claim 1, wherein: the element substrate (8) is a sensing signal circuit board, and the element substrate (8) system is based on a vehicle-mounted electronic control unit.
4. The vehicular air compressor flow rate monitoring device according to claim 1, wherein: two tube heads (17) are respectively used as an input tube and an output tube, and the joint of the tube heads (17) and the transmission head (18) is connected with a magnetic sensor in series.
5. The vehicular air compressor flow rate monitoring device according to claim 4, wherein: vortex shaft (20) comprises three vortex wheel blades, magnetic sheet (22) are provided with threely altogether and are fixed in vortex wheel blade surface respectively, magnetic sheet (22) and magnetic sensor electric connection in tube head (17).
6. The vehicular air compressor flow rate monitoring device according to claim 4, wherein: the through pipe (21) is a one-way narrow-mouth pipeline, the two through pipes (21) are respectively used as an input pipe and an output pipe of the transfer bin (11), and the input/output ends of the through pipes (21) respectively correspond to the input/output ends of the pipe head (17).
7. A vehicular air compressor flow monitoring system, comprising the host machine (10) of claim 1, wherein the host machine (10) comprises a transmission signal system, an input/output control system and a sensing system.
8. The vehicular air compressor flow rate monitoring system according to claim 7, wherein: the transmission signal system transmits a control signal of a host (10) from an element substrate (8).
9. The vehicular air compressor flow rate monitoring system according to claim 7, wherein: the input/output control system is composed of signal input/output of the plug jack (5), signal input/output of the element substrate (8) and signal input/output of the transmission head (18) to the cable head (12).
10. The vehicular air compressor flow rate monitoring system according to claim 7, wherein: the sensing system is composed of a magnetic sheet (22) and a magnetic sensor in the tube head (17), and the output signal of the magnetic sensor is a pulse signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911417347.5A CN111102197A (en) | 2019-12-31 | 2019-12-31 | Vehicle air compressor flow monitoring device and monitoring system thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911417347.5A CN111102197A (en) | 2019-12-31 | 2019-12-31 | Vehicle air compressor flow monitoring device and monitoring system thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111102197A true CN111102197A (en) | 2020-05-05 |
Family
ID=70426539
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911417347.5A Pending CN111102197A (en) | 2019-12-31 | 2019-12-31 | Vehicle air compressor flow monitoring device and monitoring system thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111102197A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112510481A (en) * | 2020-11-30 | 2021-03-16 | 中国科学院西安光学精密机械研究所 | Method and device for cooling microchannel semiconductor laser by high-speed gas carrying refrigerant |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0843368A (en) * | 1994-05-25 | 1996-02-16 | Toshiba Corp | Ultrasonic flaw detecting device |
| CN1335488A (en) * | 2001-09-17 | 2002-02-13 | 陈宝荣 | Novel vortex street flowmeter sensor |
| JP2014196863A (en) * | 2013-03-29 | 2014-10-16 | カルソニックカンセイ株式会社 | Evaporator |
| CN205779209U (en) * | 2016-05-30 | 2016-12-07 | 余姚市杰凯汽车零部件科技有限公司 | A kind of liquid level self-inspection hybrid power cooling liquid pot |
-
2019
- 2019-12-31 CN CN201911417347.5A patent/CN111102197A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0843368A (en) * | 1994-05-25 | 1996-02-16 | Toshiba Corp | Ultrasonic flaw detecting device |
| CN1335488A (en) * | 2001-09-17 | 2002-02-13 | 陈宝荣 | Novel vortex street flowmeter sensor |
| JP2014196863A (en) * | 2013-03-29 | 2014-10-16 | カルソニックカンセイ株式会社 | Evaporator |
| CN205779209U (en) * | 2016-05-30 | 2016-12-07 | 余姚市杰凯汽车零部件科技有限公司 | A kind of liquid level self-inspection hybrid power cooling liquid pot |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112510481A (en) * | 2020-11-30 | 2021-03-16 | 中国科学院西安光学精密机械研究所 | Method and device for cooling microchannel semiconductor laser by high-speed gas carrying refrigerant |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101486381B (en) | Airplane ground liquid cooling vehicle | |
| CN104405479B (en) | Fluid delivery system | |
| CN111102197A (en) | Vehicle air compressor flow monitoring device and monitoring system thereof | |
| CN207278576U (en) | A kind of water pump seat of precisely detection fluid state | |
| CN108980069A (en) | A kind of plastic packaging shell convenient for electronic water pump test | |
| CN101712269B (en) | Vehicle energy-saving air conditioning device | |
| CN208343851U (en) | A kind of electric air-conditioning system with suction and discharge temperature and pressure real time monitoring | |
| CN206397740U (en) | The motor compressor of integrated Suck and exhaust pressure and suction and discharge temperature sensor | |
| CN213244749U (en) | Cooling device and air conditioning system | |
| CN207920723U (en) | A kind of vehicle pipeline disconnection detection system | |
| CN211343307U (en) | A compressor tolerance monitoring devices for intelligence is made | |
| CN209569820U (en) | A kind of air heat source heating system | |
| CN205227929U (en) | It increases enthalpy trigeminy confession system to have multiple heat transfer | |
| CN210220113U (en) | Water pump integrated heat exchange system | |
| CN208475648U (en) | A kind of heat exchanger and gas heater with antifreeze function | |
| CN207893300U (en) | The leakage-preventing refrigerant tube joint assembly of air conditioning for automobiles | |
| CN212057838U (en) | Convection type condenser | |
| CN206131526U (en) | A device that is used for integrated heat transfer of diaphragm pump and evaporimeter | |
| CN208831094U (en) | A kind of engine power output device | |
| CN208205879U (en) | A kind of marine diesel WHR cylinder sleeve water- to-water heat exchanger | |
| CN202328954U (en) | Capillary component with independent installation | |
| CN2489325Y (en) | Plastic pipe cold and hot water circulating detector | |
| CN215002403U (en) | Constant temperature and pressure device | |
| CN213874808U (en) | Suction integrated air supply device for detecting sealing performance of building door and window | |
| CN110641243A (en) | New energy automobile high-efficiency energy-saving power battery comprehensive heat management system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| AD01 | Patent right deemed abandoned |
Effective date of abandoning: 20220517 |
|
| AD01 | Patent right deemed abandoned |