CN106669086B - A kind of intelligent fire bolt - Google Patents
A kind of intelligent fire bolt Download PDFInfo
- Publication number
- CN106669086B CN106669086B CN201611055101.4A CN201611055101A CN106669086B CN 106669086 B CN106669086 B CN 106669086B CN 201611055101 A CN201611055101 A CN 201611055101A CN 106669086 B CN106669086 B CN 106669086B
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- hydraulic pressure
- pressure sensor
- alarm
- groove body
- valve
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 34
- 238000004891 communication Methods 0.000 claims description 8
- 238000001514 detection method Methods 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 3
- 239000011521 glass Substances 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 claims description 3
- 230000006855 networking Effects 0.000 claims description 3
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims 1
- 238000011835 investigation Methods 0.000 abstract description 5
- 230000002159 abnormal effect Effects 0.000 abstract description 3
- 239000000463 material Substances 0.000 abstract description 3
- 238000012544 monitoring process Methods 0.000 abstract description 3
- 230000009466 transformation Effects 0.000 abstract 1
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000004556 brain Anatomy 0.000 description 1
- 238000009933 burial Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C35/00—Permanently-installed equipment
- A62C35/20—Hydrants, e.g. wall-hoses, wall units, plug-in cabinets
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B9/00—Methods or installations for drawing-off water
- E03B9/02—Hydrants; Arrangements of valves therein; Keys for hydrants
Landscapes
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Hydrology & Water Resources (AREA)
- Water Supply & Treatment (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The present invention relates to field of fire fighting equipment, specially a kind of intelligent fire bolt, it includes, valve, groove body, hydraulic pressure sensor, integrated package, transmitter, display, display screen, alarm, receiver, water outlet, water inlet, the present invention on fire hydrant by being arranged hydraulic pressure sensor and integrated package, monitoring fire hydrant hydraulic pressure in real time, and hydraulic pressure data are sent out in time by transmitter, the real time data of each fire hydrant can be embodied in time in the database, have it is abnormal can alarm, and investigation is gone to repair before can notifying administrative staff in time by transmitter, fire hydrant does not have water when avoiding because of fire fighting, or the appearance of the too low situation of hydraulic pressure leads to heavy losses, accident is eliminated among rudiment, harmony is brought to society, safety, and it is more convenient, also more humane, it uses manpower and material resources sparingly simultaneously；This product can be split up and down simultaneously, can be added valve base in original fire hydrant bottom, be realized the transformation to existing fire hydrant, save cost.
Description
Technical field
The present invention relates to field of fire fighting equipment, specially a kind of intelligent fire bolt.
Background technology
Fire hydrant implements fire extinguishing mainly for fire fighting truck from municipal water supply pipe network or the water intaking of outdoor fire fighting water supply network, can also
Be directly connected to water band, hydraulic giant goes out above-water method, so, indoor and outdoor fire hydrant systems be also the important fire fighting device that fights a fire it
One, fire hydrant is divided into indoor fireplug, Outdoor Fire Hydrant, rotation fire hydrant, underground hydrant, ground according to usage scenario difference
Fire hydrant, twoport bivalve fire hydrant and outdoor direct burial telescopic fire hydrant, and with the rapid development of society, people are to fire-fighting system
The consciousness of system requires more and more stronger.Installation fire fighting fire hydrant has been popularized in life produces at present, is risen to a certain extent
The expansion of fire incident has been prevented in great role in time, reduces the loss of life and property, but there is also some to solve
Certainly the problem of, present fire hydrant are needing the rotating handles in use, at the top of opening valve, water pipe are connected on water outlet, is released
Institute's water requirement.But in actual life, many fire hydrants, which are in, does not have water or the inadequate situation of hydraulic pressure, and often causes in this way
Fire fighting opportunity is missed, heavy losses are caused.And the existing fire hydrant enormous amount installed in rural area, city, periodically without target
Investigation be prodigious workload, wasting manpower and material resources again.
Invention content
In view of this, the present invention monitors fire hydrant water in real time by the way that hydraulic pressure sensor and integrated package are arranged on fire hydrant
Pressure, and in time sends out hydraulic pressure data by transmitter, allows the real time data of each fire hydrant can timely body in the database
It is existing, have it is abnormal can alarm, and go investigation to repair before can notifying administrative staff in time by transmitter, avoid because disappearing when fire fighting
Anti- bolt does not have the appearance of water or the too low situation of hydraulic pressure.
To achieve the above object, the present invention uses following technical scheme：
A kind of intelligent fire bolt comprising, valve, groove body, hydraulic pressure sensor, integrated package, transmitter, display, display screen,
The bottom of alarm, receiver, water outlet, water inlet, the valve is provided with water inlet, and the side of valve is provided with water outlet and slot
Body, the valve are additionally provided with hydraulic pressure sensor with groove body junction, and the hydraulic pressure sensor detects hydraulic pressure for real-time, and just
Hydraulic pressure real-time data transmission is to integrated package, and the hydraulic pressure sensor is by hydraulic pressure sensor core, diaphragm and circuit board group at described
Integrated package is arranged in groove body, and transmitter, receiver and display are provided on the integrated package, is provided on the display
Microcontroller, display screen and alarm, the hydraulic pressure sensor are electrically connected with integrated package, the hydraulic pressure sensor, integrated package with
Power electric connection.
Further, the alarm is audible-visual annunciator.
Further, it is provided with high-strength transparence glass on the one side of the groove body, for being intuitively directly viewable display
The display data of screen.
Further, be provided with opening door on the one side of the groove body, for maintenance personal open groove body repair or
Replace electrical components.
Further, the valve can be split as valve top, valve base, and the valve base side is connected with the groove body.
In the present invention, the power supply is the bus that electric energy is provided for each electrical components, and the power supply can be external power supply.
In the present invention, the integrated package is the integrated circuit of transmitter, receiver and display, and integrated package is integrated circuit
Entity, integrated circuit is a kind of circuit form, and integrated package is then the reflection in kind of integrated circuit.
In the present invention, it is that the pressure of tested hydraulic pressure is straight that the hydraulic pressure sensor core, which usually selects diffusion silicon, operation principle,
It connects on the diaphragm for acting on sensor, so that diaphragm is generated the micro-displacement directly proportional to hydraulic pressure, make circuit board on hydraulic pressure sensor
Resistance value changes, while the corresponding electronic circuit of circuit board detects this variation, and converts one corresponding pressure of output
Canonical measure signal.
In the present invention, the groove body is used for for accommodating each electrical components, the transmitter by the testing number of hydraulic pressure sensor
According to being sent in high in the clouds fire-fighting large database concept, the display screen is described for showing the hydraulic pressure data that hydraulic pressure sensor detects
Alarm is used for when hydraulic pressure sensor detects that hydraulic pressure is too low or does not have water, and alarm sends out prompt, and the receiver is for connecing
The signal for receiving communication common carrier, is connected on internet so that hydraulic pressure sensor detects that hydraulic pressure data by network, utilize transmitting
Device is sent in the high in the clouds fire-fighting large database concept established for fire hydrant hydraulic pressure data.
In the present invention, the operation principle of alarm is by setting alarm numerical value in microcontroller, and hydraulic pressure sensor will be examined
The hydraulic pressure data measured are handled the alarm numerical value for being converted into and being set with microcontroller after numerical value by microcontroller and compared, if numerical value
Less than alarm preset value, then alarm send out audible and visible alarm signal.
In the present invention, the valve can be split as valve top, valve base, and the valve base side is connected with the groove body.
When updating to existing fire hydrant, only valve base need to be installed in former fire hydrant bottom, it can be by hydraulic pressure sensor and slot
Internal integrated package adds on fire hydrant, realizes real time monitoring hydraulic pressure data.
The overall work principle of the present invention is that the hydraulic pressure data of each fire hydrant are detected by hydraulic pressure sensor, hydraulic pressure sensing
Detection data is transmitted to integrated package by device, in the display screen display of display after the microcontroller conversion on integrated package, simultaneously
The alarm numerical value set in detection data and microcontroller compares, if numerical value, less than alarm preset value, alarm is sent out
Audible and visible alarm signal, while by the signal of receiver reception communication common carrier, being connected on internet, after networking, fire hydrant water
Pressure data can be also sent directly to by transmitter on the display terminals such as the mobile phone of administrative staff, go to investigate before reminding administrative staff
Repair, in general public place hydraulic pressure 0.1MPa, the place 0.13MPa of densely populated place, other places 0.07MPa, for not
Different alarm numerical value is arranged in fire hydrant with place on microcontroller, can meet the fire hydrant of different usage scenarios；Fire hydrant
Receiver on integrated package is used to receive the signal of communication common carrier, is connected on internet, then the hydraulic pressure data of detection are passed through
Transmitter is sent in the high in the clouds fire-fighting large database concept established for fire hydrant hydraulic pressure data, and administration of the prevention and control personnel can pass through hand
The display terminals such as mechanical, electrical brain log in the hydraulic pressure data that fire-fighting large database concept in high in the clouds checks any fire hydrant.
The beneficial effects of the invention are as follows：The present invention is supervised in real time by the way that hydraulic pressure sensor and integrated package are arranged on fire hydrant
Fire hydrant hydraulic pressure is surveyed, and hydraulic pressure data are sent out in time by transmitter, allows the real time data of each fire hydrant can be in data
Embodied in time in library, have it is abnormal can alarm, and go investigation to repair before can notifying administrative staff in time by transmitter, avoid
Fire hydrant does not have water or the appearance of the too low situation of hydraulic pressure to lead to heavy losses when because of fire fighting, and accident is eliminated among rudiment, gives society
Harmonious, safety can be brought, and is more convenient, it is also more humane, it uses manpower and material resources sparingly simultaneously.
Description of the drawings
Fig. 1 is the cross-sectional view of the present invention.
Fig. 2 is the structural schematic diagram when valve of the present invention is split.
In figure：1, valve；1-1, valve top；1-2, valve base；2, groove body；3, hydraulic pressure sensor；4, integrated package；5, emit
Device；6, display；7, display screen；8, alarm；9, receiver；10, water outlet；11, water inlet.
Specific implementation mode
In order to make those skilled in the art be better understood from the technical solution in the application, below in conjunction with attached drawing and reality
Example is applied technical scheme of the present invention to be clearly and completely described, it is clear that described embodiment is only the application's
A part of the embodiment, based on the embodiment in the application, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, shall fall within the protection scope of the present application.
As shown in Figure 1, a kind of intelligent fire bolt comprising, valve 1, groove body 2, hydraulic pressure sensor 3, integrated package 4, transmitter
5, display 6, display screen 7, alarm 8, receiver 9, water outlet 10, water inlet 11, the bottom of the valve 1 are provided with water inlet
11, the side of valve 1 is provided with water outlet 10 and groove body 2, and the valve 1 is additionally provided with hydraulic pressure sensor 3, institute with 2 junction of groove body
Hydraulic pressure sensor 3 is stated for detecting hydraulic pressure in real time, and with regard to hydraulic pressure real-time data transmission to integrated package 4, the hydraulic pressure sensor 3
By hydraulic pressure sensor core, diaphragm and circuit board group at the integrated package 4 is arranged in groove body 2, is arranged on the integrated package 4
There are transmitter 5, receiver 9 and display 6, microcontroller, display screen 7 and alarm 8, the water are provided on the display 6
Pressure sensor 3 is electrically connected with integrated package 4, and the hydraulic pressure sensor 3, integrated package 4 are electrically connected to a power source.
Further, the alarm 8 is audible-visual annunciator.
Further, it is provided with high-strength transparence glass on the one side of the groove body 2, for being intuitively directly viewable display
The display data of screen 7.
Further, be provided with opening door on the one side of the groove body 2, for maintenance personal open groove body 2 repair or
Person replaces electrical components.
Further, as shown in Fig. 2, the valve 1 can be split as valve top 1-1, valve base 1-2, the valve base 1-2
Side is connected with the groove body 2.
In the present invention, the power supply is the bus that electric energy is provided for each electrical components, and the power supply can be external power supply.
In the present invention, the integrated package 4 is the integrated circuit of transmitter 5, receiver 9 and display 6, and integrated package 4 is collection
At the entity of circuit, integrated circuit is a kind of circuit form, and integrated package 4 is then the reflection in kind of integrated circuit.
In the present invention, it is that the pressure of tested hydraulic pressure is straight that the hydraulic pressure sensor core, which usually selects diffusion silicon, operation principle,
It connects on the diaphragm for acting on sensor, so that diaphragm is generated the micro-displacement directly proportional to hydraulic pressure, make circuit board on hydraulic pressure sensor 3
Resistance value changes, while the corresponding electronic circuit of circuit board detects this variation, and converts one corresponding pressure of output
Canonical measure signal.
In the present invention, the groove body 2 is used for for accommodating each electrical components, the transmitter 5 by the detection of hydraulic pressure sensor 3
Data are sent in high in the clouds fire-fighting large database concept, and the display screen 7 is used to show the hydraulic pressure data that hydraulic pressure sensor 3 detects,
The alarm 8 is used for when hydraulic pressure sensor 3 detects that hydraulic pressure is too low or does not have water, and alarm 8 sends out prompt, the receiver
9, for receiving the signal of communication common carrier, are connected on internet so that and hydraulic pressure sensor 3 detects hydraulic pressure data by network,
It is sent in the high in the clouds fire-fighting large database concept established for fire hydrant hydraulic pressure data using transmitter 9.
In the present invention, the operation principle of alarm 8 is by setting alarm numerical value in microcontroller, and hydraulic pressure sensor 3 will
The hydraulic pressure data detected are handled the alarm numerical value for being converted into and being set with microcontroller after numerical value by microcontroller and compared, if number
Value sends out audible and visible alarm signal less than alarm preset value, then alarm 8.
In the present invention, the valve 1 can be split as valve top 1-1, the sides valve base 1-2, the valve base 1-2 are connected with
The groove body 2 only need to install valve base 1-2 when updating to existing fire hydrant in former fire hydrant bottom, can be by hydraulic pressure
Integrated package 4 in sensor 3 and groove body 2 adds on fire hydrant, realizes real time monitoring hydraulic pressure data.
The overall work principle of the present invention is that the hydraulic pressure data of each fire hydrant are detected by hydraulic pressure sensor 3, and hydraulic pressure passes
Detection data is transmitted to integrated package 4 by sensor 3, is shown on the display screen 7 of display 6 after the microcontroller conversion on integrated package 4
Show, while the alarm numerical value set in detection data and microcontroller compares, if numerical value is alarmed less than alarm preset value
Device 8 sends out audible and visible alarm signal, while the signal of communication common carrier is received by receiver 9, is connected on internet, after networking,
Fire hydrant hydraulic pressure data can be also sent directly to by transmitter 9 on the display terminals such as the mobile phone of administrative staff, remind administrator
Investigation is gone to repair before member, in general public place hydraulic pressure 0.1MPa, the place 0.13MPa of densely populated place, other places
0.07MPa is arranged different alarm numerical value for the fire hydrant of different places on microcontroller, can meet different usage scenarios
Fire hydrant；Receiver 9 on fire hydrant integrated package 4 is used to receive the signal of communication common carrier, is connected on internet, then will detection
Hydraulic pressure data be sent in the high in the clouds fire-fighting large database concept established for fire hydrant hydraulic pressure data by transmitter 5, extinguishing pipe
Reason personnel can log in the hydraulic pressure data that fire-fighting large database concept in high in the clouds checks any fire hydrant by display terminals such as mobile phone, computers.
Invention is not limited to the details of the above exemplary embodiments, and in the spirit or essential attributes without departing substantially from the present invention
In the case of, the present invention can be realized in other specific forms.Therefore, in all respects, should all see embodiment
Work is exemplary, and is non-limiting, and the skilled in the art should refer to the specification as a whole, each embodiment
In technical solution may also be suitably combined to form that other embodiments which can be understood by those skilled in the art, the present invention
Range be indicated by the appended claims rather than the foregoing description, it is intended that meaning in the equivalent requirements of the claims will be fallen
It is included within the present invention with all changes in range.
Claims (2)
1. a kind of intelligent fire bolt, which is characterized in that it includes valve（1）, groove body（2）, hydraulic pressure sensor（3）, integrated package（4）、
Water outlet（10）, water inlet（11）, the valve（1）Bottom be provided with water inlet（11）, valve（1）Side be provided with water outlet
（10）And groove body（2）, the valve（1）With groove body（2）Junction is additionally provided with hydraulic pressure sensor（3）, the hydraulic pressure sensor（3）
For detecting hydraulic pressure in real time, and with regard to hydraulic pressure real-time data transmission to integrated package（4）, the hydraulic pressure sensor（3）It is passed by hydraulic pressure
Sensor core, diaphragm and circuit board group are at the integrated package（4）It is arranged in groove body（2）It is interior, the integrated package（4）On be provided with
Transmitter（5）, receiver（9）And display（6）, the display（6）On be provided with microcontroller, display screen（7）And alarm
（8）, the hydraulic pressure sensor（3）With integrated package（4）Electrical connection, the hydraulic pressure sensor（3）, integrated package（4）It is electric with power supply
Connection；
The groove body (2) is used to send out the detection data of hydraulic pressure sensor (3) for accommodating each electrical components, the transmitter (5)
It send into high in the clouds fire-fighting large database concept, the display screen (7) is for showing the hydraulic pressure data that hydraulic pressure sensor (3) detects, institute
Alarm (8) is stated for when hydraulic pressure sensor (3) detects that hydraulic pressure is too low or does not have water, alarm (8) to send out prompt, described to connect
The signal that device (9) is used to receive communication common carrier is received, is connected on internet；
Setting alarm numerical value, the hydraulic pressure data that hydraulic pressure sensor will detect are handled by microcontroller and are converted into microcontroller
Alarm numerical value after numerical value with microcontroller setting compares, if numerical value, less than alarm preset value, alarm sends out alarm
Signal, while by the signal of receiver (9) reception communication common carrier, being connected on internet, after networking, fire hydrant hydraulic pressure data
It is sent directly on the display terminal of administrative staff by transmitter (5), the valve（1）It can be split as valve top（1-1）, valve
Pedestal（1-2）, the valve base（1-2）Side is connected with the groove body（2）, the alarm（8）It is described for audible-visual annunciator
Groove body（2）One side on be provided with high-strength transparence glass, for being intuitively directly viewable display screen（7）Display data.
2. a kind of intelligent fire bolt according to claim 1, which is characterized in that the groove body（2）One side on be arranged
There is opening door, groove body is opened for maintenance personal（2）Electrical components are replaced in repair.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611055101.4A CN106669086B (en) | 2016-11-25 | 2016-11-25 | A kind of intelligent fire bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611055101.4A CN106669086B (en) | 2016-11-25 | 2016-11-25 | A kind of intelligent fire bolt |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106669086A CN106669086A (en) | 2017-05-17 |
| CN106669086B true CN106669086B (en) | 2018-08-24 |
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ID=58865850
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611055101.4A Active CN106669086B (en) | 2016-11-25 | 2016-11-25 | A kind of intelligent fire bolt |
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| Country | Link |
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| CN (1) | CN106669086B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107268721A (en) * | 2017-07-31 | 2017-10-20 | 安徽意诚智能科技有限公司 | A kind of outdoor direct burial telescopic fire hydrant |
| CN108653967B (en) * | 2017-11-13 | 2020-09-01 | 南昌工程学院 | Fire hydrant monitoring devices that leaks |
| CN107982842B (en) * | 2017-11-17 | 2019-02-01 | 温州中盟智能科技有限公司 | A kind of intelligence hydrant system and intelligent fire hydrant real-time recommendation method |
| CN110433441B (en) * | 2019-08-20 | 2020-11-20 | 合肥科大立安安全技术有限责任公司 | Water pressure detection system for fire hydrant |
| CN113813543B (en) * | 2020-10-16 | 2022-09-16 | 湖北亿立能科技股份有限公司 | Intelligent fire hydrant water pressure change monitoring system |
| CN112942500A (en) * | 2021-01-25 | 2021-06-11 | 黄文强 | Intelligence fire hydrant based on internet of things |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202113530U (en) * | 2011-06-17 | 2012-01-18 | 重庆大学 | Electronic monitoring intelligent terminal for indoor fire hydrant box |
| CN205163995U (en) * | 2015-11-13 | 2016-04-20 | 深圳市开天源自动化工程有限公司 | Intelligence fire hydrant |
| CN206214624U (en) * | 2016-11-25 | 2017-06-06 | 王小月 | A kind of intelligent fire bolt |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| MX363340B (en) * | 2010-06-16 | 2019-03-20 | Mueller Int Llc | Infrastructure monitoring devices, systems, and methods. |
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2016
- 2016-11-25 CN CN201611055101.4A patent/CN106669086B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202113530U (en) * | 2011-06-17 | 2012-01-18 | 重庆大学 | Electronic monitoring intelligent terminal for indoor fire hydrant box |
| CN205163995U (en) * | 2015-11-13 | 2016-04-20 | 深圳市开天源自动化工程有限公司 | Intelligence fire hydrant |
| CN206214624U (en) * | 2016-11-25 | 2017-06-06 | 王小月 | A kind of intelligent fire bolt |
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| CN106669086A (en) | 2017-05-17 |
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Effective date of registration: 20170914 Address after: Aojiang town center in Pingyang County of Zhejiang province 325400 Wenzhou city vegetable market second Applicant after: WENZHOU ZHONG MENG INTELLIGENT TECHNOLOGY CO.,LTD. Address before: Cangnan County Lingxi Town Gate Road Wenzhou 325800 Zhejiang province No. 206 Applicant before: Wang Xiaoyue |
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Effective date of registration: 20240418 Address after: 4th floor, No. 28 Ningguo Road, Yangpu District, Shanghai, 200082 (centralized registration location) Patentee after: Shanghai Jishen Intelligent Technology Co.,Ltd. Country or region after: China Address before: 325400 Second Floor, Zhongxin Vegetable Market, Aojiang Town, Pingyang County, Wenzhou City, Zhejiang Province Patentee before: WENZHOU ZHONG MENG INTELLIGENT TECHNOLOGY CO.,LTD. Country or region before: China |