CN207123037U - A kind of accessory storehouse temperature and humidity control system of double-ended control - Google Patents
A kind of accessory storehouse temperature and humidity control system of double-ended control Download PDFInfo
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- CN207123037U CN207123037U CN201720972444.0U CN201720972444U CN207123037U CN 207123037 U CN207123037 U CN 207123037U CN 201720972444 U CN201720972444 U CN 201720972444U CN 207123037 U CN207123037 U CN 207123037U
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Abstract
It the utility model is related to control system field, the accessory storehouse temperature and humidity control system of more particularly to a kind of double-ended control.Its drip irrigation device is：A kind of accessory storehouse temperature and humidity control system of double-ended control, including temperature and humidity regulation module, the first control module, the second control module, temperature and humidity sensing module；Output end of the input of first control module and the second control module respectively with temperature and humidity sensing module electrically connects；First control module is of coupled connections with temperature and humidity regulation module；Second control module is of coupled connections with temperature and humidity regulation module.The characteristics of the utility model is to set two control modules, and two control modules can independently carry out Temperature and Humidity Control, and system reliability is high.
Description
Technical field
It the utility model is related to control system field, the accessory storehouse Temperature and Humidity Control system of more particularly to a kind of double-ended control
System.
Background technology
Sale of automobile service 4S shops, be a kind of collection vehicle sale, spare and accessory parts, after-sale service, feedback of the information quaternity
Automobile sales corporation.Wherein sufficient spare and accessory parts supply is one of the basic service in 4S shops, therefore 4S shops all can independent dividing regions
Domain is as accessory storehouse.Many precision parts are stored in accessory storehouse, the storage of these precision components is to the temperature in accessory storehouse
There is higher requirement with humidity.
For Temperature and Humidity Control, the existing following patent in China：
Patent announcement number：CN201532590U, a kind of temperature and humidity controller is disclosed, is arranged in high-tension apparatus, including
MCU, power module, temperature humidity sensor module, at least one heater and at least one heater control module, wherein, add
Hot device control module is identical with the number of heater, and corresponds；Temperature humidity sensor module include temperature sensor with it is wet
Spend the digital hygro sensor of sensor one, its output end and MCU input connection；MCU output end connection is all
Heater control module, and control by heater control module the keying of each heater.However, the controller only has a control
End processed, once the control terminal interior element breaks down, the work of whole controller can be influenceed.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is the accessory storehouse temperature for providing a kind of double-ended control
Humidity control system, it is characterized in setting two control modules, and two control modules can independently carry out Temperature and Humidity Control, be
Reliability of uniting is high.
Above-mentioned technical purpose of the present utility model technical scheme is that：A kind of double-ended control is matched somebody with somebody
Part storehouse temperature and humidity control system, including temperature and humidity regulation module, the first control module, the second control module, temperature and humidity sensing mould
Block；Output end of the input of first control module and the second control module respectively with temperature and humidity sensing module electrically connects；First
Control module is of coupled connections with temperature and humidity regulation module；Second control module is of coupled connections with temperature and humidity regulation module.
Pass through above-mentioned technical proposal, two control modules are set, wherein any control module can individually receive from temperature
The transducing signal of humidity wound peace module, and according to the work of transducing signal control temperature and humidity regulation module, so as to ensure accessory
Storehouse constant temperature and humidity；The element of wherein any one control module damages the work for not interfering with temperature and humidity control system, and system can
Strong, the working stability by property, accessory storehouse medium temperature moisture constant can be better ensured that, the precision parts resting period of automobile is grown, no
Easily loss, reduces cost, meets the needs of 4S shops components supplying.
Preferably, temperature and humidity regulation module includes temperature-adjusting device, ventilation unit and humidity control apparatus；Temperature adjustment
Device includes heater and refrigerator；Draft regulator includes air exchanger；Humidity control apparatus includes evaporative condenser
And humidifier.
Pass through above-mentioned technical proposal, temperature and humidity regulation module is specifically divided, and configure corresponding heater, refrigerator,
Evaporative condenser and humidifier, realize the function of temperature and humidity regulation；Air exchanger is set, on the one hand can meet that accessory storehouse is divulged information
Requirement, on the other hand, accessory storehouse and external environment condition can be made to carry out gas exchanges, accelerate the air flow in accessory storehouse, one
Determine to improve the regulation of accessory storehouse temperature and the efficiency of humidity regulation in degree.
Preferably, heater, refrigerator, evaporative condenser, humidifier and air exchanger have been connected respectively heating
Relay contact, refrigeration relay contact, dehumidifying relay contact, humidification relay contact and vent relay contacts.
Pass through above-mentioned technical proposal, heater, refrigerator, evaporative condenser, humidifier and air exchanger utilize after
Electrical equipment control, the current requirements to control module are reduced, Small current control high current can be used, it is applied widely.
Preferably, the first interlock circuit is provided between thermostatic heater and refrigerator.
Pass through above-mentioned technical proposal, the mutual lock control of heater and refrigerator, i.e. heater work are realized by interlock circuit
When making, refrigerator, which must disconnect, not to work, and during refrigerator work, heater, which must disconnect, not to work, and prevents refrigerator and adds
Hot device is opened simultaneously, causes operating efficiency low, and produces unnecessary energy loss.
Preferably, the second interlock circuit is provided between the evaporative condenser and humidifier of humidity control apparatus.
Pass through above-mentioned technical proposal, the mutual lock control of evaporative condenser and humidifier is realized by interlock circuit, that is, is evaporated
During condenser working, humidifier, which must disconnect, not to work, and during humidifier work, evaporative condenser, which must disconnect, not to work, and prevents
Only humidifier and evaporative condenser are opened simultaneously, cause operating efficiency low, and produce unnecessary energy loss.
Preferably, the first control module includes the first heater switch, the first refrigeration switch, the first humidification switchs and first removes
Wet switch, the second control module include the second heater switch, the second refrigeration switch, the second humidification switch and the second dehumidifying switch,
First heater switch is in parallel with the second heater switch, and the coil with heating relay is of coupled connections；First refrigeration switch and the
Two refrigeration switch in parallel, and be of coupled connections with the coil for the relay that freezes；First humidification switch and the second humidification switch in parallel, and
Coil with humidifying relay is of coupled connections；First dehumidifying open with second dehumidifying switch in parallel, and with dehumidify relay coil
It is of coupled connections.
Pass through above-mentioned technical proposal, according to the requirement of Temperature and Humidity Control, heater switch, refrigeration switch, humidification switch are set
Switched with dehumidifying, each switch can individually correspond to the electrical appliance in control temperature and humidity regulation module, and simple in construction, control is stable；
Switch in first control module is corresponding with the switch in the second control module in parallel, makes the switch and second of the first control module
The switch of control module forms "or" relation, i.e., no matter the first control module or the second control module can be implemented separately to temperature
The control of moisture adjustment module, if problem occurs for some switches in the first control module or the second control module, as long as right
Switch in another control module answered can normal work, the operation of whole control system would not be influenceed.
Preferably, the coil of relay, the coil for the relay that freezes, the coil for the relay that dehumidifies, humidification relay are heated
Coil it is in parallel, and be of coupled connections with the coil of vent relay.
Pass through above-mentioned technical proposal, in order to realize the using effect of the ventilation unit in temperature adjustment module, add using
It is required to open the air exchanger of ventilation unit when hot device, refrigerator, evaporative condenser and humidifier；Therefore, air is handed over
Change planes and be connected to the parallel connected end of heater, refrigerator, evaporative condenser and humidifier, so as to simplify circuit structure, reduce element
Use, save cost.
Preferably, the first control module also includes controller, and the first heater switch, the first refrigeration switch, the first humidification are opened
Close and the first dehumidifying switch is electrically connected with the controller.
Pass through above-mentioned technical proposal, logic judgment is carried out using controller, and pass through controller output signal operation the
Heater switch, refrigeration switch, humidification switch and the dehumidifying switch of one control module, realize automatically controlling for humiture.
Preferably, the second control module also includes host computer, and the second heater switch, the second refrigeration switch, the second humidification are opened
Close and second dehumidifying switch with upper mechatronics；Host computer and the controller of the first control module are led to by RS485 modules
Letter connection.
Pass through above-mentioned technical proposal, realizes the communication of host computer and controller using RS485 modules, and upper function is from control
The status information of the switch connected on controller and controller is obtained at device, host computer can carry out logic according to status information and sentence
It is disconnected, judge whether the switch of controller in first control device and its connection is working properly；If there is abnormal, utilization in controller
The heater switch of the second control module of host computer output control signal or manually operated control, refrigeration switch, humidification are switched and removed
Wet switch；If controller is working properly, and the switch that is connected with controller is abnormal, using host computer output control signal or
Corresponding switch in the second control module of manually operated control, ensures system normal operation.
Preferably, temperature and humidity sensing module includes temperature sensor, humidity sensor and humiture transducer, and humiture becomes
Device and the controller of the first control module is sent to be of coupled connections；Humiture transducer and the host computer of the second control module pass through wireless
Sensing network communicates to connect.
Pass through above-mentioned technical proposal, temperature and humidity sensing module have data transmission channel with controller and host computer, i.e., warm
The transducing signal of humidity sensor module can be sent to the first control module and the second control module, further ensure the first control
The independence of module and the second control module.
The beneficial effects of the utility model are: 1）Two control modules are set, wherein any control module can be independent
Receive to create the transducing signal for pacifying module from humiture, and according to the work of transducing signal control temperature and humidity regulation module；2）
The element of wherein any one control module damages the work for not interfering with temperature and humidity control system, and system reliability is strong, work
It is stable, accessory storehouse medium temperature moisture constant can be better ensured that, the precision parts resting period length of automobile, is not easy to be lost, reduces
Cost, meets the needs of 4S shops components supplying；3）The mutual lock control of heater and refrigerator is realized by interlocking switch circuit,
And the mutual lock control of evaporative condenser and humidifier, the energy is saved, temperature and humidity control operating efficiency is high；4）First control module and
The independence of second control module is high, can be mutually standby, and the stability of a system is stronger.
Brief description of the drawings
Fig. 1 is the electrical connection block diagram of embodiment；
Fig. 2 is the electrical connection diagram of the control terminal of embodiment；
Fig. 3 is the electrical connection diagram of the temperature and humidity regulation module of embodiment.
Wherein, K1, the coil of heating relay；K1-1, the contact for heating relay；K2, the relay that freezes coil；
K2-1, the relay that freezes contact；K3, the coil for humidifying relay；K3-1, the contact for humidifying relay；K4, dehumidifying relay
Coil；K4-1, the relay that dehumidifies contact；K5, vent relay coil；K5-1, vent relay contact；K6,
The coil of one interlock relay；K6-1, the first interlock relay contact；K7, the second interlock relay coil；K7-1,
The contact of two interlock relays；K8, the 3rd interlock relay coil；K8-1, the 3rd interlock relay contact；K9, the 4th
The coil of interlock relay；K9-1, the 4th interlock relay contact；S, protection switch；1st, temperature and humidity sensing module；101st, it is warm
Spend sensor；102nd, humidity sensor；2nd, humiture transducer；3rd, the first control module；31st, controller；32nd, the first control
End；6th, RS485 modules；4th, the second control module；41st, host computer；42nd, the second control terminal；5th, temperature and humidity regulation module；51st, it is warm
Spend adjusting means；511st, heater；512nd, refrigerator；52nd, ventilation unit；521st, air exchanger；53rd, humidity control apparatus；
531st, humidifier；532nd, evaporative condenser；S1, the first heater switch；S2, the second heater switch；S3, the first refrigeration switch；S4、
Second refrigeration switch；S5, the first humidification switch；S6, the second humidification；S7, the first dehumidifying switch；S8, the second dehumidifying switch；7th,
One interlock circuit；8th, the second interlock circuit.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
Embodiment：The accessory storehouse temperature and humidity control system of a kind of double-ended control, as shown in figure 1, including temperature and humidity sensing mould
Block 1, the first control module 3, the second control module 4 and temperature and humidity regulation module 5.Temperature and humidity sensing module 1 and temperature transmitter
Electrical connection.Humiture transducer 2 is that become for the temperature-humidity signal for sensing temperature and humidity sensing module 1 can be by controller 31
The converter of the signal of identification.Humiture transducer 2 is of coupled connections with the first control module 3, and humiture transducer 2 is by wireless
Sensing network is of coupled connections with the second control module 4.
Temperature and humidity sensing module 1 includes temperature sensor 101 and humidity sensor 102.
As shown in Figure 1, 2, the first control module 3 includes the control terminal 32 of controller 31 and first.First control terminal 32 includes
First heater switch S1, the first refrigeration switch S3, the first humidification dehumidifying switches of switch S5 and first S7.Controller 31 and first is controlled
Four switches at end 32 processed electrically connect.Controller 31 and humiture transducer 2 are of coupled connections, and reception comes from humiture transducer
2 temperature-humidity signal, and whereby judgement and control four switch on-off.
Second control module 4 includes the control terminal 42 of host computer 41 and second.Second control terminal 42 includes the second heater switch
S2, the second refrigeration switch S4, the second humidification S6 switches and the second dehumidifying switch S8.Four of the control terminal 42 of host computer 41 and second
Switch electrically connects.Host computer 41 is of coupled connections with humiture transducer 2 by radio sensing network, is received and is become from humiture
The temperature-humidity signal of device 2 is sent, and whereby judgement and control four switch on-off.It should be noted that wireless sensing here
Network include but is not limited to the sensing network based on ZigBee standards, also may be based on 6LowPAN, WIA-PA, ISA100.11a,
Wireless Hart, IEEE802.15.4e standards sensing network.Pass through RS485 modules between host computer 41 and controller 31
6 realize that serial communication connects.
Temperature and humidity regulation module 5 includes temperature-adjusting device 51, ventilation unit 52 and humidity control apparatus 53.Such as Fig. 3 institutes
Show, temperature-adjusting device 51 includes heater 511 and refrigerator 512.Humidity control apparatus 53 includes humidifier 531 and evaporated cold
Condenser 532.Ventilation unit 52 includes air exchanger 521.
As shown in Fig. 2 also include heating relay, refrigeration relay, humidification relay, dehumidifying relay and ventilation relay
Device.First heater switch S1 is in parallel with the second heater switch S2, and the coil K1 with heating relay connects；First refrigeration switch
S3 is in parallel with the second refrigeration switch S4, and is connected with the coil K2 for the relay that freezes；The first humidification humidifications of switch S5 and second S6
Switch in parallel, and the coil K3 with humidifying relay connects；First dehumidifying switch S7 with second dehumidifying switch S8 it is in parallel, and with except
The coil K4 series connection of wet relay.Heat the coil K1 of relay, the coil K2 for the relay that freezes, the coil K3 of humidification relay
It is in parallel with the coil K4 of dehumidifying relay, and connected with the coil K5 of vent relay.
As shown in figure 3, the circuit of temperature and humidity regulation module 5 is provided with protection switch S.The temperature of temperature and humidity regulation module 5
The first interlock circuit 7 is provided with adjusting means 51.First interlock circuit 7 includes the first interlock relay and the second interlocking relay
Device.Wherein, the coil K6 of the first interlock relay is arranged on the current supply circuit of heater 511, and the first interlock relay touches
Point K6-1 is arranged on the current supply circuit of refrigerator 512.The contact K7-1 of second interlock relay is arranged at the confession of heater 511
On electrical circuit, the coil K7 of the second interlock relay is arranged on the current supply circuit of refrigerator 512.First, second interlocking relay
The contact K7-1 of device is normally-closed contact.Heating relay is further respectively had on the current supply circuit of heater 511 and refrigerator 512
Contact K1-1 and refrigeration relay contact K2-1.The contact K2-1 for heating the contact K1-1 of relay and the relay that freezes is equal
For normally opened contact.
The second interlock circuit 8 is provided with the humidity control apparatus 53 of temperature and humidity regulation module 5.Second interlock circuit 8 includes
3rd interlock relay and the 4th interlock relay.Wherein, the coil K8 of the 3rd interlock relay is arranged at the confession of humidifier 531
On electrical circuit, the contact K8-1 of the 3rd interlock relay is arranged on the current supply circuit of evaporative condenser 532.4th interlocking relay
The contact K9-1 of device is arranged on the current supply circuit of humidifier 531, and the coil K9 of the 4th interlock relay is arranged at evaporative condenser
On the current supply circuit of device 532.The contact K9-1 of three, the 4th interlock relays is normally-closed contact.Humidifier 531 and evaporation are cold
The contact K3-1 of humidification relay and the contact K4-1 of dehumidifying relay are further respectively had on the current supply circuit of condenser 532.Humidification
The contact K3-1 of the relay and contact K4-1 of dehumidifying relay is normally opened contact.
The current supply circuit of the air exchanger 521 of ventilation unit 52 is provided with the contact K5-1 of vent relay, the contact
For normally opened contact.
The working method of the temperature and humidity control system is as follows：Temperature and humidity sensing module 1 gathers the humiture letter in accessory storehouse
Number, and temperature-humidity signal is sent to the first control module 3 and the second control module 4 by humiture transducer 2.
Controller 31 in first control module 3 carries out logic judgment after receiving temperature and humidity signal, and controls first
First heater switch S1 of control terminal 32, first refrigeration switch S3, first humidification switch S5 and first dehumidifying switch S7 open or
Closure.Host computer 41 in second control module 4 can also carry out logic judgment after receiving temperature and humidity signal, and control second
Second heater switch S2 of control terminal 42, the second refrigeration switch S4, the second humidification S6 switches and the second initial switch are opened or closed
Close.
When the first heater switch S1 or the second heater switch S2 are closed, heat relay coil K1 obtain it is electric, divulge information after
The coil K5 of electrical equipment also it is electric so that heat relay contact K1-1 and vent relay contact K5-1 closure, heater
511 and air exchanger 521 start working.Meanwhile the coil of the first interlock relay on the current supply circuit of heater 511
K6 obtains electric so that the contact K6-1 of the first interlock relay on the current supply circuit of refrigerator 512 disconnects, and makes refrigerator 512
Current supply circuit on have obvious breakpoint, refrigerator 512 can not work.
When the first refrigeration refrigeration switch S4 closures of switch S3 or second, the coil K2 of the relay that freezes obtain it is electric, divulge information after
The coil K5 of electrical equipment also it is electric so that the contact K5-1 of the contact K2-1 of the relay that freezes and vent relay closures, refrigerator
512 and air exchanger 521 start working.Meanwhile the coil of the second interlock relay on the current supply circuit of refrigerator 512
K7 obtains electric so that the contact K7-1 of the second interlock relay on the current supply circuit of heater 511 disconnects, and makes heater 511
Current supply circuit on have obvious breakpoint, heater 511 can not work.
When first humidification switch S5 or second humidification S6 switch closure when, humidify relay coil K3 obtain it is electric, divulge information after
The coil K5 of electrical equipment also it is electric so that humidify relay contact K3-1 and vent relay contact K5-1 closure, humidifier
531 and air exchanger 521 start working.Meanwhile the coil of the 3rd interlock relay on the current supply circuit of humidifier 531
K8 obtains electric so that the contact K8-1 of the 3rd interlock relay on the current supply circuit of evaporative condenser 532 disconnects, and order evaporation is cold
There is obvious breakpoint on the current supply circuit of condenser 532, evaporative condenser 532 can not work.
When the first dehumidifying dehumidifying switch S8 closures of switch S7 or second, the coil K4 of the relay that dehumidifies obtain it is electric, divulge information after
The coil K5 of electrical equipment also it is electric so that the contact K5-1 of the contact K4-1 of the relay that dehumidifies and vent relay closures, evaporation are cold
Condenser 532 and air exchanger 521 are started working.Meanwhile the 4th interlocking relay on the current supply circuit of evaporative condenser 532
The coil K9 of device obtains electric so that the contact K8-1 of the 3rd interlock relay on the current supply circuit of humidifier 531 disconnects, and order adds
There is obvious breakpoint on the current supply circuit of wet device 531, humidifier 531 can not work.
Described above is only exemplary embodiment of the present utility model, not for limitation protection model of the present utility model
Enclose, the scope of protection of the utility model is determined by appended claim.
Claims (8)
1. a kind of accessory storehouse temperature and humidity control system of double-ended control, it is characterized in that：Including temperature and humidity regulation module（5）, first
Control module（3）, the second control module（4）, temperature and humidity sensing module（1）；First control module（3）With the second control mould
Block（4）Input respectively with temperature and humidity sensing module（1）Output end electrical connection；First control module（3）With it is warm and humid
Spend adjustment module（5）It is of coupled connections；Second control module（4）With temperature and humidity regulation module（5）It is of coupled connections.
2. a kind of accessory storehouse temperature and humidity control system of double-ended control according to claim 1, it is characterized in that：It is described warm and humid
Spend adjustment module（5）Including temperature-adjusting device（51）, ventilation unit（52）And humidity control apparatus（53）；The temperature adjustment
Device（51）Including heater（511）And refrigerator（512）；The ventilation unit（52）Including air exchanger（521）；It is described
Humidity control apparatus（53）Including evaporative condenser（532）And humidifier（531）.
3. a kind of accessory storehouse temperature and humidity control system of double-ended control according to claim 2, it is characterized in that：The heating
Device（511）, refrigerator（512）, evaporative condenser（532）, humidifier（531）And air exchanger（521）It is connected respectively
There is heating relay contact（K1-1）, refrigeration relay contact（K2-1）, dehumidifying relay contact（K4-1）, humidification relay touch
Point（K3-1）And vent relay contacts（K5-1）.
4. a kind of accessory storehouse temperature and humidity control system of double-ended control according to claim 2, it is characterized in that：The heating
Device（511）And refrigerator（512）Between be provided with the first interlock circuit（7）.
5. a kind of accessory storehouse temperature and humidity control system of double-ended control according to claim 2, it is characterized in that：The evaporation
Condenser（532）And humidifier（531）Between be provided with the second interlock circuit（8）.
6. a kind of accessory storehouse temperature and humidity control system of double-ended control according to claim 1, it is characterized in that：Described first
Control module（3）Including the first heater switch（S1）, first refrigeration switch（S3）, first humidification switch（S5）Opened with the first dehumidifying
Close（S7）, second control module（4）Including the second heater switch（S2）, second refrigeration switch（S4）, second humidification（S6）
Switch and the second dehumidifying switch（S8）, first heater switch（S1）With the second heater switch（S2）Parallel connection, and with heating after
The coil of electrical equipment（K1）It is of coupled connections；The first refrigeration switch（S3）With the second refrigeration switch（S4）Parallel connection, and with refrigeration after
The coil of electrical equipment（K2）It is of coupled connections；The first humidification switch（S5）With the second humidification（S6）Switch in parallel, and with humidification after
The coil of electrical equipment（K3）It is of coupled connections；The first dehumidifying switch（S7）With the second dehumidifying switch（S8）Parallel connection, and with dehumidifying after
The coil of electrical equipment（K4）It is of coupled connections.
7. a kind of accessory storehouse temperature and humidity control system of double-ended control according to claim 1, it is characterized in that：Heat relay
The coil of device（K1）, refrigeration relay coil（K2）, dehumidifying relay coil（K4）, humidification relay coil（K3）
Parallel connection, and with the coil of vent relay（K5）It is of coupled connections.
8. a kind of accessory storehouse temperature and humidity control system of double-ended control according to claim 6, it is characterized in that：Described first
Control module（3）Also include controller（31）, first heater switch（S1）, first refrigeration switch（S3）, first humidification open
Close（S5）With the first dehumidifying switch（S7）And controller（31）Electrical connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720972444.0U CN207123037U (en) | 2017-08-04 | 2017-08-04 | A kind of accessory storehouse temperature and humidity control system of double-ended control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720972444.0U CN207123037U (en) | 2017-08-04 | 2017-08-04 | A kind of accessory storehouse temperature and humidity control system of double-ended control |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207123037U true CN207123037U (en) | 2018-03-20 |
Family
ID=61613512
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720972444.0U Active CN207123037U (en) | 2017-08-04 | 2017-08-04 | A kind of accessory storehouse temperature and humidity control system of double-ended control |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207123037U (en) |
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2017
- 2017-08-04 CN CN201720972444.0U patent/CN207123037U/en active Active
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Address after: 211103 4th Floor, Building No. 2, 39 Linqi Road, Jiangning District, Nanjing City, Jiangsu Province Patentee after: Jiangsu Baodi Construction Technology Co., Ltd. Address before: 211123 Songgang Temple, Rural Community, Chunhua Street, Jiangning District, Nanjing City, Jiangsu Province Patentee before: Jiangsu Baodi Construction Engineering Co. Ltd. |