CN207084189U - A kind of portable protective garment - Google Patents
A kind of portable protective garment Download PDFInfo
- Publication number
- CN207084189U CN207084189U CN201720066280.5U CN201720066280U CN207084189U CN 207084189 U CN207084189 U CN 207084189U CN 201720066280 U CN201720066280 U CN 201720066280U CN 207084189 U CN207084189 U CN 207084189U
- Authority
- CN
- China
- Prior art keywords
- liquid pipe
- protective garment
- water
- pipe
- liquid
- 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.)
- Withdrawn - After Issue
Links
Landscapes
- Professional, Industrial, Or Sporting Protective Garments (AREA)
Abstract
A kind of portable protective garment, including protective garment water circulation system and refrigeration system, protective garment water circulation system include protective garment body, radiating tube, water tank, water pump and heat exchanger, and protective garment body is formed by weaving using cotton and nylon threads.Radiating tube is sewed on protective garment body, and water outlet of water tank is connected by water pump with radiating tube arrival end, and the radiating tube port of export is connected with heat exchanger water inlet, and heat exchanger delivery port is connected with tank entry.When can ensure the operation in hot environment, human body can be cooled in time by protective garment body, refrigeration system ensures that heat exchanger heat exchange efficiency is high.
Description
Technical field
The utility model belongs to body temperature lowering technical field, and in particular to a kind of portable protective garment.
Background technology
With the increase year by year of pit mining depth, and the continuous improvement that mining machinesization is horizontal, down-hole mechanical equipment
Dramatically increased with underground heat radiating, high-temperature mine is more and more.Mine high-temperature heat evil problem is also increasingly severe, turns into and mine watt
This, one of arranged side by side six big disasters of fire, coal dust, ore deposit pressure, five big disaster of water, while seriously govern the effective of deep coal resources
Exploitation.The main heating source of mine has a lot, but important is protolith radiating, electromechanical equipment heat release and underground heat water burst, mine inner ring
When border temperature exceedes human normal thermal balance institute patient temperature, the physical and mental health of underground operators is not only had a strong impact on,
Cause efficiency to reduce, can also personnel is gone to bits, or even Heat stroke, thermal blooming and central nervous system disorder, sternly
Increase accident frequency again, while threaten the life security of miner.According to the difference of temperature-reducing medium, cooling clothes can be divided into liquid cooling
Clothes, phase change material temperature lowering clothes and gas cooling clothes, but at present really applied to the only phase transformation cooling clothes of underground coal mine and air cooling
Formula cooling clothes.Phase transformation cooling clothes must change phase-change material on time, and the effective time is short, and leakage problem be present.Ventilation type drops
The use range warmly taken is limited user's job area by source of the gas and is limited.In view of portable use is unable to existing for current cooling clothes and
Make that personnel's scope of activities is limited, cooling-down effect is low, the problems such as being difficult to use in the inferior complicated hot environment of coal mine, this practicality
It is new to provide a kind of new individual cooling protection equipment to solve underground Climatic regionalization.
Utility model content
The utility model solved the problems, such as in a kind of portable protective garment in individual cooling system is provided,
Concrete technical scheme is as follows：A kind of portable protective garment, it is characterised in that：Including protective garment water circulation system and system
Cooling system；
The protective garment water circulation system includes protective garment body (10), radiating tube (11), water tank (2), water pump (8) and heat
Exchanger；
On the protective garment body (10), water tank (2) delivery port passes through the water for radiating tube (11) sewing
Pump (8) is connected with the radiating tube (11) arrival end, radiating tube (11) port of export and the heat exchanger water inlet phase
Connection, the heat exchanger delivery port are connected with the water tank (2) entrance；
The refrigeration system includes condenser, compressor (7), reservoir (7-1)；
Reservoir (7-1) liquid outlet is connected with the compressor (7) entrance, compressor (7) outlet and institute
State condenser inlet to be connected, the condensator outlet is connected with the heat exchanger refrigerant inlet, the heat exchanger
Refrigerant outlet is connected with the reservoir (7-1) entrance；
The protective garment body (10) is integral type integrated clothes, in the arm, trouser legs, shirtfront of the protective garment body (10)
Be respectively that S-shaped is distributed with the radiating tube (11) on back, and the arm of the protective garment body (10), trouser legs, shirtfront and
It is a loop to be connected between the radiating tube (11) being distributed on back by snap joint.
Preferably to realize the utility model, may further be：The refrigeration system also includes control integrated board (6), institute
The top that heat exchanger is located at the condenser is stated, the water tank (2) is located at the side of the heat exchanger, the control set
Plate (6) is arranged on the heat exchanger top surface by cooling stand (5).
It is further：The heat exchanger includes the first liquid pipe (1-2) and the second liquid pipe (1-3) being set up in parallel, at this
Flat heat exchange pipe (1-4), flat heat exchange pipe (1-4) the both ends port are distributed between first liquid pipe (1-2) and the second liquid pipe (1-3)
Communicated respectively with the first liquid pipe (1-2) and the second liquid pipe (1-3), in first liquid pipe (1-2) and the second liquid pipe (1-3) outer cover
Provided with closed shell (1-1), closed shell (1-1) both ends respectively with first liquid pipe (1-2) and the second liquid pipe (1-3)
Sealed connection forms heat exchange chamber, and the adjacent flat heat exchange pipe (1-4) forms pipelined channel with the closed shell (1-1)
(1-114), two water pipes (1-11) are installed with the outer surface of the closed shell (1-1), divided on the water pipe (1-11)
Water hole (1-111) is furnished with, the water hole (1-111) communicates with the pipelined channel (1-114) respectively, described two water pipes
(1-11) is respectively the heat exchanger water inlet and delivery port；
The condenser includes the 3rd liquid pipe (3-1) and the 4th liquid pipe (3-3) being set up in parallel, in the 3rd liquid pipe
Be distributed with heat radiating flat tube (3-2) between (3-1) and the 4th liquid pipe (3-3), heat radiating flat tube (3-2) the both ends port respectively with
3rd liquid pipe (3-1) and the 4th liquid pipe (3-3) are communicated, and the 3rd liquid pipe (3-1) and the 4th liquid pipe (3-3) are vertically arranged, institute
The middle part for stating the 3rd liquid pipe (3-1) is provided with partition (3-12), and the both ends of the 3rd liquid pipe (3-1) offer refrigerant respectively
Inlet (3-11) and refrigerant liquid outlet (3-14)；
The refrigerant inlet (3-11) and the refrigerant liquid outlet (3-14) be respectively the condenser inlet and
Outlet；
Blower fan (4) is installed with the side of the condenser, the blower fan (4) is directed at the heat radiating flat tube (3-2).
It is further：First liquid pipe (1-2) one end sealing, the other end of first liquid pipe (1-2) offer feed liquor
Mouthful, separating tube (1-21) is equipped with the heat exchange inlet of first liquid pipe (1-2), is distributed on the separating tube (1-21)
There is liquid separation hole (1-211), the liquid separation hole (1-211) is respectively positioned in first liquid pipe (1-2) and is respectively facing the heat exchange
Flat tube (1-4)；Second liquid pipe (1-3) one end sealing, the other end of second liquid pipe (1-3) offer heat exchange liquid outlet
(1-31), the heat exchange inlet and the heat exchange liquid outlet (1-31) are respectively the heat exchanger refrigerant inlet and described
Heat exchanger refrigerant outlet.The separating tube of design enables refrigerant even into flat tube, so that drop of the utility model to water
Temp effect is more preferable.
It is further：The both ends of the closed shell (1-1) are equipped with the water pipe (1-11), and the water pipe (1-11)
Respectively positioned at the closed shell (1-1) up and down on two sides.The fluvial processes of this structure guiding, make the cooling-down effect of water
Uniformly；
It is further：Closed shell (1-1) section is square type, first liquid pipe (1-2) and the second liquid pipe (1-3)
It is heat absorption plate core structure.
It is further：The refrigerant liquid outlet (3-14) is connected by capillary with the separating tube (1-21), in institute
State capillary outer layer and be enclosed with froth bed.The froth bed of capillary outer layer covers, insulation blocking effect is played, and prevent capillary
Upper condensing water droplet.
It is further：The protective garment body (10) is formed by weaving using cotton and nylon threads.Sweat-absorbing breathable, and elasticity
It is good, personal it can dress, antistatic.
It is further：Check-valves is provided with the snap joint.It is easy to connect and cut-offs, and water pipe connects when cut-offfing
It is water-tight at head.
The beneficial effects of the utility model are：By radiating tube be evenly distributed on the arm of protective garment body, trouser legs, shirtfront and
On back, it can radiate uniformly, take away protective garment body heat in time, prevent temperature too high and human body is caused to damage.Heat is handed over
Parallel operation and water tank are installed close to condenser, compact-sized to be easy to carry；Control integrated board is arranged on into heat by cooling stand to hand over
Parallel operation top surface can effectively prevent from controlling the temperature of integrated board, prevent from controlling integrated board to damage at high temperature.Flat tube design is existed
In closed shell, refrigerant is cooled by flat tube to the water in closed shell, good effect of heat exchange, and easy processing simple in construction；
Load separating tube in the first liquid pipe, closed shell is divided into some pipelined channels by flat tube in addition, and the heat exchange of water is uniform, drop
Temp effect is good, and froth bed is enclosed with capillary outer layer, plays insulation blocking effect, also prevents condensing water droplet on capillary.
Brief description of the drawings
Fig. 1 is structure principle chart of the present utility model；
Fig. 2 is the protective garment body schematic diagram for being provided with radiating tube；
Fig. 3 is the structural representation of the utility model refrigeration and radiator portion；
Fig. 4 is Fig. 3 the second visual angle schematic diagram；
Fig. 5 is refrigerant system configurations schematic diagram；
Fig. 6 is the second visual angles of Fig. 5 schematic diagram；
Fig. 7 is radiator schematic diagram；
Fig. 8 is the second visual angles of Fig. 7 schematic diagram；
Fig. 9 was the structural representation of water pipe；
Figure 10 is the structural representation of separating tube.
Embodiment
Preferred embodiment of the present utility model is described in detail below in conjunction with the accompanying drawings, so that the advantages of the utility model
It can be easier to be readily appreciated by one skilled in the art with feature, it is apparent clear and definite so as to be made to the scope of protection of the utility model
Define.
As shown in Figures 1 to 10, a kind of portable protective garment, including protective garment water circulation system and refrigeration system；
Protective garment water circulation system includes protective garment body 10, radiating tube 11, water tank 2, water pump 8 and heat exchanger, protection
Body 10 is taken to be formed by weaving using cotton and nylon threads.
Radiating tube 11 is sewed on protective garment body 10, and the delivery port of water tank 2 passes through water pump 8 and the arrival end phase of radiating tube 11
Connection, the port of export of radiating tube 11 are connected with heat exchanger water inlet, and heat exchanger delivery port is connected with the entrance of water tank 2；
Refrigeration system includes condenser, compressor 7, reservoir 7-1；
Reservoir 7-1 liquid outlets are connected with the entrance of compressor 7, and the outlet of compressor 7 is connected with condenser inlet, condenses
Device outlet is connected with heat exchanger refrigerant inlet, and heat exchanger refrigerant outlet is connected with reservoir 7-1 entrances；
Protective garment body 10 is integral type integrated clothes, on the arm of protective garment body 10, trouser legs, shirtfront and back respectively
Radiating tube 11 is distributed with for S-shaped, and between the radiating tube 11 being distributed on the arm of protective garment body 10, trouser legs, shirtfront and back
It is a loop by snap joint connection, check-valves is provided with snap joint.
Refrigeration system also includes control integrated board 6, and heat exchanger is located at the top of condenser, and water tank 2 is located at heat exchanger
Side, control integrated board 6 heat exchanger top surface is arranged on by cooling stand 5.
Heat exchanger includes the first liquid pipe 1-2 and the second liquid pipe 1-3 being set up in parallel, in the first liquid pipe 1-2 and second
Be distributed with flat heat exchange pipe 1-4 between liquid pipe 1-3, flat heat exchange pipe 1-4 both ends port respectively with the first liquid pipe 1-2 and the second liquid pipe 1-
3 are communicated, and closed shell 1-1 is covered with outside the first liquid pipe 1-2 and the second liquid pipe 1-3, closed shell 1-1 both ends respectively with
First liquid pipe 1-2 and the second liquid pipe 1-3 are tightly connected to form heat exchange chamber, adjacent flat heat exchange pipe 1-4 and closed shell 1-1 shapes
Into pipelined channel 1-114, two water pipe 1-11 are installed with closed shell 1-1 outer surface, were distributed with water pipe 1-11
Water hole 1-111, water hole 1-111 communicate with pipelined channel 1-114 respectively, and two water pipe 1-11 are respectively heat exchanger water inlet
Mouth and delivery port, closed shell 1-1 both ends are equipped with water pipe 1-11, and water pipe 1-11 is located above and below closed shell 1-1 respectively
On two sides, closed shell 1-1 sections are square type, and the first liquid pipe 1-2 and the second liquid pipe 1-3 are D type pipes.
First liquid pipe 1-2 one end seals, and first liquid pipe 1-2 other end offers inlet, the first liquid pipe 1-2's
Separating tube 1-21 is equipped with heat exchange inlet, liquid separation hole 1-211 is distributed with separating tube 1-21, liquid separation hole 1-211 is respectively positioned on
First liquid pipe 1-2 is interior and is respectively facing flat heat exchange pipe 1-4；Second liquid pipe 1-3 one end seals, second liquid pipe 1-3 other end
Heat exchange liquid outlet 1-31 is offered, heat exchange inlet and heat exchange liquid outlet 1-31 are respectively heat exchanger refrigerant inlet and Re Jiao
Parallel operation refrigerant outlet.
Condenser includes the 3rd liquid pipe 3-1 and the 4th liquid pipe 3-3 being set up in parallel, in the 3rd liquid pipe 3-1 and the 4th liquid pipe
Be distributed with heat radiating flat tube 3-2 between 3-3, heat radiating flat tube 3-2 both ends port respectively with the 3rd liquid pipe 3-1 and the 4th liquid pipe 3-3 phases
Logical, the 3rd liquid pipe 3-1 and the 4th liquid pipe 3-3 are vertically arranged, and the 3rd liquid pipe 3-1 middle part is provided with partition 3-12, the 3rd liquid pipe 3-1
Both ends offer refrigerant inlet 3-11 and refrigerant liquid outlet 3-14, refrigerant inlet 3-11 and refrigerant respectively
Liquid outlet 3-14 is respectively condenser inlet and outlet.
Blower fan 4 is installed with the side of condenser, the blower fan 4 alignment heat radiating flat tube 3-2.
Refrigerant liquid outlet 3-14 is connected by capillary with separating tube 1-21, and froth bed is enclosed with capillary outer layer.
The utility model so works, and staff then starts water circulation with protective garment body 10 is worn
System and refrigeration system, water pump 8 extract the water of water tank 2 out, by the radiating tube 11 that is set on protective garment body 10 to protective garment
After body 10 carries out cooling processing, crossing in water pipe 1-11 close to the first liquid pipe 1-2 is delivered water into, this is crossed water pipe 1-11 and led to
Water hole 1-111 is crossed by moisture stream, and is flowed respectively through pipelined channel 1-114 from close to crossing in water pipe 1-11 for the second liquid pipe 1-3
Go out, subsequently, water is back in water tank 2.
Refrigerant is under the effect of compressor 7 simultaneously, after the refrigerant in reservoir 7-1 is transported into radiating inlet 3-11,
Due to being provided with partition 3-12 in the middle part of the 3rd liquid pipe 3-1, refrigerant is provided with successively by the 3rd liquid pipe 3-1 tops, heat radiating flat tube
After 3-2, the 4th liquid pipe 3-3 and heat radiating flat tube 3-2, then it is back in the 3rd liquid pipe 3-1 bottoms, then, refrigerant is by radiating
Liquid mouth 3-14 is entered in separating tube 1-21, enters the first liquid pipe 1-2 from separating tube 1-21, then successively through flat heat exchange pipe 1-4
After the second liquid pipe 1-3, from heat exchange liquid outlet 1-31 outflows, heat exchange liquid outlet 1-31 and reservoir 7-1 is communicated, and refrigerant completes one
Secondary circulation；Meanwhile electric fan 4 runs and condenser is cooled.
Claims (9)
- A kind of 1. portable protective garment, it is characterised in that：Including protective garment water circulation system and refrigeration system；The protective garment water circulation system includes protective garment body (10), radiating tube (11), water tank (2), water pump (8) and heat exchange Device；On the protective garment body (10), water tank (2) delivery port passes through the water pump (8) for radiating tube (11) sewing It is connected with the radiating tube (11) arrival end, radiating tube (11) port of export is connected with the heat exchanger water inlet, The heat exchanger delivery port is connected with the water tank (2) entrance；The refrigeration system includes condenser, compressor (7), reservoir (7-1)；Reservoir (7-1) liquid outlet is connected with the compressor (7) entrance, the compressor (7) outlet with it is described cold Condenser entrance is connected, and the condensator outlet is connected with the heat exchanger refrigerant inlet, the heat exchanger refrigeration Agent outlet is connected with the reservoir (7-1) entrance；The protective garment body (10) is integral type integrated clothes, the arm of the protective garment body (10), trouser legs, shirtfront and after Back is respectively that the radiating tube (11), and arm, trouser legs, shirtfront and the back of the protective garment body (10) is distributed with S-shaped It is a loop to be connected between the radiating tube (11) of upper distribution by snap joint.
- A kind of 2. portable protective garment according to claim 1, it is characterised in that：The refrigeration system also includes control set Plate (6), the heat exchanger are located at the top of the condenser, and the water tank (2) is located at the side of the heat exchanger, described Control integrated board (6) is arranged on the heat exchanger top surface by cooling stand (5).
- A kind of 3. portable protective garment according to claim 2, it is characterised in that：The heat exchanger includes what is be set up in parallel First liquid pipe (1-2) and the second liquid pipe (1-3), it is flat that heat exchange is distributed between first liquid pipe (1-2) and the second liquid pipe (1-3) Manage (1-4), flat heat exchange pipe (1-4) the both ends port communicates with the first liquid pipe (1-2) and the second liquid pipe (1-3) respectively, in institute State and be covered with closed shell (1-1) outside the first liquid pipe (1-2) and the second liquid pipe (1-3), closed shell (1-1) both ends respectively with First liquid pipe (1-2) and the second liquid pipe (1-3), which are tightly connected, forms heat exchange chamber, the adjacent flat heat exchange pipe (1-4) Pipelined channel (1-114) is formed with the closed shell (1-1), two are installed with the outer surface of the closed shell (1-1) Water pipe (1-11), is distributed with water hole (1-111) on the water pipe (1-11), the water hole (1-111) respectively with it is described Pipelined channel (1-114) communicates, and described two water pipes (1-11) are respectively the heat exchanger water inlet and delivery port；The condenser includes the 3rd liquid pipe (3-1) and the 4th liquid pipe (3-3) being set up in parallel, in the 3rd liquid pipe (3-1) And the 4th be distributed with heat radiating flat tube (3-2) between liquid pipe (3-3), heat radiating flat tube (3-2) the both ends port respectively with the 3rd liquid Pipe (3-1) and the 4th liquid pipe (3-3) are communicated, and the 3rd liquid pipe (3-1) and the 4th liquid pipe (3-3) are vertically arranged, and the described 3rd The middle part of liquid pipe (3-1) is provided with partition (3-12), and the both ends of the 3rd liquid pipe (3-1) offer refrigerant inlet respectively (3-11) and refrigerant liquid outlet (3-14)；The refrigerant inlet (3-11) and the refrigerant liquid outlet (3-14) are respectively the condenser inlet and outlet；Blower fan (4) is installed with the side of the condenser, the blower fan (4) is directed at the heat radiating flat tube (3-2).
- A kind of 4. portable protective garment according to claim 3, it is characterised in that：First liquid pipe (1-2) one end sealing, The other end of first liquid pipe (1-2) offers inlet, is equipped with the heat exchange inlet of first liquid pipe (1-2) point Liquid pipe (1-21), liquid separation hole (1-211) is distributed with the separating tube (1-21), and the liquid separation hole (1-211) is respectively positioned on described First liquid pipe (1-2) is interior and is respectively facing the flat heat exchange pipe (1-4)；Second liquid pipe (1-3) one end sealing, second liquid The other end of pipe (1-3) offers heat exchange liquid outlet (1-31), the heat exchange inlet and the heat exchange liquid outlet (1-31) point Wei not the heat exchanger refrigerant inlet and the heat exchanger refrigerant outlet.
- A kind of 5. portable protective garment according to claim 3, it is characterised in that：The both ends of the closed shell (1-1) are equal Provided with the water pipe (1-11), and the water pipe (1-11) is respectively positioned at the closed shell (1-1) up and down on two sides.
- A kind of 6. portable protective garment according to claim 3, it is characterised in that：Closed shell (1-1) section is square Type, first liquid pipe (1-2) and the second liquid pipe (1-3) are heat absorption plate core structure.
- A kind of 7. portable protective garment according to claim 4, it is characterised in that：The refrigerant liquid outlet (3-14) passes through Capillary is connected with the separating tube (1-21), and froth bed is enclosed with the capillary outer layer.
- A kind of 8. portable protective garment according to claim 1, it is characterised in that：The protective garment body (10) using cotton and Nylon threads is formed by weaving.
- A kind of 9. portable protective garment according to claim 1, it is characterised in that：Non-return is provided with the snap joint Valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720066280.5U CN207084189U (en) | 2017-01-19 | 2017-01-19 | A kind of portable protective garment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720066280.5U CN207084189U (en) | 2017-01-19 | 2017-01-19 | A kind of portable protective garment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207084189U true CN207084189U (en) | 2018-03-13 |
Family
ID=61547546
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720066280.5U Withdrawn - After Issue CN207084189U (en) | 2017-01-19 | 2017-01-19 | A kind of portable protective garment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207084189U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106666862A (en) * | 2017-01-19 | 2017-05-17 | 重庆屹东智能科技有限公司 | Portable protective cloth |
-
2017
- 2017-01-19 CN CN201720066280.5U patent/CN207084189U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106666862A (en) * | 2017-01-19 | 2017-05-17 | 重庆屹东智能科技有限公司 | Portable protective cloth |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106263134A (en) | Refrigeration system and control method for air-ventilating garments | |
| CN206238522U (en) | For the refrigeration system of air-ventilating garments | |
| CN206247946U (en) | Anti-riot refrigeration clothes | |
| CN102326891B (en) | Self-pressed air-conditioning clothes | |
| CN207741250U (en) | A kind of machine room energy-saving circulatory system | |
| CN105533843A (en) | Mining semiconductor refrigerating and cooling protection suit | |
| CN207084189U (en) | A kind of portable protective garment | |
| CN106666862B (en) | A kind of portable protective garment | |
| CN106723890A (en) | A kind of portable intelligent liquid cooling knapsack | |
| CN205358314U (en) | Semiconductor air conditioner clothes | |
| CN206269311U (en) | A kind of antifrost mine ventilation heat-exchanger rig | |
| CN205690625U (en) | A kind of retracting device of air conditioning system steam condensate | |
| CN109026121A (en) | Shallow-layer cold energy recycles mine cooling dehumidifying and waste heat utilization system | |
| CN106165925B (en) | A kind of mining air cooling hapalonychia | |
| CN206831849U (en) | Integral type cooling system | |
| CN203177281U (en) | Vacuum tube solar energy, terrestrial heat and electric energy complementation combined type heat supply system | |
| CN202233109U (en) | Self-compression type air-conditioning clothes | |
| CN208192229U (en) | Air-ventilating garments | |
| CN206062204U (en) | A kind of mining air cooling hapalonychia | |
| CN203177290U (en) | Vacuum tube solar energy and terrestrial heat complementation combined type heat supply system | |
| CN207084892U (en) | A kind of compact water cold type cooling device | |
| CN205573282U (en) | Heat radiation structure's circular screen printer is imitated to height | |
| CN205358315U (en) | Mining semiconductor refrigeration protective clothing of cooling down | |
| CN107631446A (en) | A kind of air-conditioner controller heat abstractor and air conditioner | |
| CN201052010Y (en) | Spring mattress capable of communicating with cold air to cool-down or hot gas heating |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180313 Effective date of abandoning: 20190326 |
|
| AV01 | Patent right actively abandoned |