CN201460647U - Multifunctional anti-theft window - Google Patents
Multifunctional anti-theft window Download PDFInfo
- Publication number
- CN201460647U CN201460647U CN2009201283750U CN200920128375U CN201460647U CN 201460647 U CN201460647 U CN 201460647U CN 2009201283750 U CN2009201283750 U CN 2009201283750U CN 200920128375 U CN200920128375 U CN 200920128375U CN 201460647 U CN201460647 U CN 201460647U
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Abstract
The utility model relates to a multifunctional anti-theft window, which comprises an anti-theft window, a voltage reducing circuit, a voltage raising circuit and an alarm circuit, wherein the first output end of the voltage reducing circuit is connected with the input end of the voltage raising circuit, one output end of the voltage raising circuit is connected with a high-voltage power grid, the other end of the voltage raising circuit is connected with a low-voltage power grid, the low-voltage power grid is also connected with a safety power supply, one end of the safety power supply is connected with one end of the low-voltage power grid, the other end of the low-voltage power grid is connected with the tail end of a current limit resistor, the head end of the current limit resistor is connected with the other end of the safety power supply, a first coil is connected in parallel between one end of the low-voltage power grid and the other end of the low-voltage power grid, a magnetic induction switch is arranged aside the first coil, one end of the magnetic induction switch is connected with one end of the safety power supply after being connected with the alarm circuit in series, and the other end of the magnetic induction switch is connected with the other end of the safety power supply. The utility model has the advantage of simple structure, can give an alarm when the anti-theft window is destroyed and the temperature of the anti-theft window is too high, and can kill mosquitoes by high voltage so as to prevent mosquitoes from entering a room.
Description
Technical field
The utility model belongs to the door and window device, specifically, is a kind of multifunction burglary-resisting window.
Background technology
At present, burglary-resisting window generally adopts metal tube to be welded, and this burglary-resisting window is not installed the kill mosquito net, and summer is when opeing the window, mosquito is easy to fly into by window indoor, electric expelling window occurred, electric expelling window is equipped with high-voltage fence and low voltage electric network for this reason, and high-voltage fence and low voltage electric network are connected power supply, when mosquito enters between high-voltage fence and the low voltage electric network, discharge between high-voltage fence and the low voltage electric network, shoot mosquito dead, guarantee that mosquito can not be by in the window inlet chamber.
It is destroyed that but present electric expelling window is easy to, the robber uses tool used in crime to destroy electric expelling window, in the window inlet chamber, present electric expelling window can not be to reporting to the police by the theft of prying open in the window inlet chamber automatically, if under the situation that indoor no one or indoor people sleep soundly, may not be found in robber's inlet chamber, cause the loss of property.
The shortcoming of prior art: common burglary-resisting window does not have the kill mosquito function, and existing electric expelling window robber can not report to the police automatically by destroying in the window inlet chamber.
The utility model content
Problem to be solved in the utility model is to provide a kind of multifunction burglary-resisting window that can carry out burglar alarm and kill mosquito.
For achieving the above object, the utility model is explained a kind of multifunction burglary-resisting window, comprise burglary-resisting window, the parallel low voltage electric network that is equipped with of this burglary-resisting window, high-voltage fence and insulation net, its key is: also comprise reduction voltage circuit, booster circuit, warning circuit, first output of described reduction voltage circuit connects the input of booster circuit, an output of described booster circuit links to each other with high-voltage fence, another output links to each other with low voltage electric network, also being connected on the safety power supply of this low voltage electric network, one end of this safety power supply is connected with an end of low voltage electric network, the tail end of another termination current-limiting resistance of this low voltage electric network, the head end of this current-limiting resistance is connected with the described safety power supply other end, between the end of described low voltage electric network and the other end, be parallel with first coil, this first coil next door is equipped with magnetic induction switch, is connected with an end of described safety power supply behind the described warning circuit of an end string of this magnetic induction switch, and the other end of this magnetic induction switch is connected with the other end of described safety power supply.
Described warning circuit is provided with buzzer, and an end of this buzzer is connected with described magnetic induction switch, and the other end connects described safety power supply, and the two ends of this buzzer are parallel with wireless communication module.
When circuit working, reduction voltage circuit converts the 220V alternating current to high frequency low voltage, booster circuit converts the high frequency low voltage electricity to about 1500 volts high-tension electricity, this high-tension electricity is loaded on low voltage electric network and the high-voltage fence, produce the high-tension electricity potential difference between low voltage electric network and the high-voltage fence, when mosquito flies between the high and low pressure electrical network, shot dead by high-voltage potential, play the function of killing mosquito, prevent in the mosquito inlet chamber.
When the robber destroys window, when cutting off electrical network, low voltage electric network can be destroyed, the rear end of first resistance and the other end of first switch open circuit at this moment, there is this moment big electric current to pass through in the two warning induction coils, magnetic induction switch is by adhesive, buzzer gets electric work, report to the police, wireless communication module presets transmission information on the mobile phone to the user simultaneously, and the user is according to alarm signal or preset the alarm signal that mobile phone is received, whether the low voltage electric network of checking window is destroyed, if low voltage electric network is destroyed, illustrated that the robber destroys, user's operation such as can report to the police accordingly.
Described warning circuit is provided with thermistor, this thermistor is installed near the burglary-resisting window, thermistor is near the high and low pressure electrical network, this thermistor one end connects an end of described safety power supply, be connected with the other end of described safety power supply behind this thermistor other end string second coil, this second coil is arranged on by the described magnetic induction switch.
Under the normal temperature condition, the thermistor resistance is higher, being serially connected in the electric current that second coil on the thermistor flows through goes to zero, the magnetic induction switch on this coil next door keeps disconnecting, when power grid temperature too high, being installed near the thermistor resistance of electrical network diminishes, make the electric current in described second coil increase, triggering magnetic induction switch closure, buzzer gets electric work, reports to the police, and wireless communication module presets transmission information on the mobile phone to the user simultaneously, the user is according to alarm signal or preset the alarm signal that mobile phone is received, whether temperature is too high to check burglary-resisting window.
Described warning circuit also is provided with light emitting diode, and this light emitting diode is anodal to be connected with safety power supply one end, is communicated with the other end of safety power supply behind negative pole string second resistance of this light emitting diode.
When the 4th switch closure, lumination of light emitting diode, cue circuit is in the work.
Described reduction voltage circuit is provided with first coupling transformer, its input coil two ends link to each other with mains supply, output is provided with first output winding and second output winding, wherein an end of first output winding links to each other with the positive terminal of first diode, link to each other with second diode cathode behind negative pole end string first switch of this first diode, link to each other with first fixed end of second switch behind this second diode string the 3rd resistance, second fixed end of described second switch is connected the other end of first output winding, and the two ends of described second output winding are the two ends of described safety power supply.
Described booster circuit is provided with second coupling transformer, the high-pressure side of its first input coil links to each other with described second diode is anodal, this high-pressure side also is connected with the colelctor electrode of triode, link to each other with the base stage of described triode behind low-pressure end string the 4th resistance of described first input coil, the emitter stage of this triode connects the high-pressure side of second input coil of described second coupling transformer, and the low-pressure end of described second input coil is connected with first fixed end of described second switch;
Closed first switch and second switch, low-voltage DC is converted into the high frequency low voltage alternating current.
One end of the output winding of described second coupling transformer links to each other with the positive pole of the 3rd diode, the negative pole of the 3rd diode connects the positive pole of the 4th diode, the negative pole of the 4th diode connects the positive pole of the 5th diode, connect with the other end of described output winding after the negative pole string high-impedance resistors of the 5th diode, be connected with first electric capacity between the negative pole of the positive pole of described the 3rd diode and the 4th diode, be connected with second electric capacity between the negative pole of the positive pole of described the 4th diode and the 5th diode, also be connected with the 3rd electric capacity between the positive pole of the 4th diode and the other end of described output winding, the negative pole of described the 5th diode is connected on the high-voltage fence, described low voltage electric network is connected with the positive pole of the 6th diode, and the negative pole of the 6th diode is connected on the other end of described output winding.
The 3rd diode, the 4th diode, the 5th diode, first electric capacity, second electric capacity, the 3rd electric capacity constitute the voltage tripler rectifier circuit, the 5th diode cathode output high pressure, this high pressure is switched on the high-voltage fence, when mosquito flies between high-voltage fence and the low voltage electric network, discharge between high-voltage fence and the low voltage electric network, shoot mosquito dead.
Described first switch is made up of motor, power transmission shaft, brush and metal track, second gears engaged of first gear on the motor rotary shaft and power transmission shaft lower end wherein, the 3rd gear of power transmission shaft upper end and the 4th gears engaged on the brush axostylus axostyle, on this brush axostylus axostyle described brush is set, this brush slides on metal track, metal track is as an end of described first switch, and brush is as the other end of described first switch.
On metal track, make low speed by the motor drives brush and slide, realize that the switch periods disconnection is with closed.
Ground connection behind described high-voltage fence string the 3rd switch.
When the people touches electrical network and meets accident, can close the 3rd switch and realize emergency power off, when the needs maintenance window period of the day from 11 p.m. to 1 a.m, deenergization, closed the 3rd switch bleeds off the electric charge that gathers on the high-voltage fence, and when preventing that human body from touching high-voltage fence, it is dangerous that discharge takes place.
Remarkable result of the present utility model is: simple in structure, can also kill mosquito by high pressure to by destroying burglary-resisting window and the burglary-resisting window temperature is too high reports to the police, and prevent in the mosquito inlet chamber.
Description of drawings
Fig. 1 is a structured flowchart of the present utility model;
Fig. 2 is circuit theory diagrams of the present utility model;
Fig. 3 is first K switch, 1 mechanical construction drawing;
Fig. 4 is the mounting structure figure of burglary-resisting window 3 of the present utility model.
The specific embodiment
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.
As shown in Figure 1, 2: a kind of multifunction burglary-resisting window, be provided with reduction voltage circuit 1, booster circuit 2, burglary-resisting window 3 and warning circuit 4, parallel low voltage electric network 5 and the high-voltage fence 6 of being equipped with between the window frame of burglary-resisting window 3 wherein, the input of described reduction voltage circuit 1 is connected with mains supply, first output of this reduction voltage circuit 1 connects the input of booster circuit 2, an output of described booster circuit 2 is connected on the high-voltage fence 6, and another output is connected on the low voltage electric network 5.Described low voltage electric network 5 also is connected with safety power supply, these safety power supply one end string the 4th K switch 4 backs link to each other with the end of the first coil J1, the other end of this first coil connects the tail end of current-limiting resistance R1, the head end of described current-limiting resistance R1 connects the other end of described safety power supply, between the end of described low voltage electric network 5 and the other end, be parallel with the first coil J1, the other magnetic induction switch K that also is provided with of the described first coil J1, one end of this magnetic induction switch is connected with the tail end of described current-limiting resistance, and the described warning circuit of the other end string of this magnetic induction switch K 4 backs are connected with an end of described safety power supply.
When circuit working, it is that high pressure about 1500 volts is loaded on low voltage electric network 5 and the high-voltage fence 6 that booster circuit 3 promotes voltage, form high voltage electric field between low voltage electric network 5 and the high-voltage fence 6, when mosquito flies into electric field region between net, then fallen, played the function of killing mosquito by Electrostatic Absorption or electric shock.
When the people cuts off the outer field low voltage electric network 5 of described burglary-resisting window, the electric current of described safety power supply just flows through the first coil J1, trigger the magnetic induction switch K closure on next door, the warning circuit 4 that is connected between magnetic induction switch K and the power supply is just started working, send alarm signal, played the function of burglar alarm.
Described warning circuit 4 is provided with buzzer 7 and wireless communication module 8, can sound during warning circuit 4 work alarm and radio alarming information.
Described warning circuit 4 also is provided with thermistor R, this thermistor R is installed near the burglary-resisting window 3, the end of thermistor R is connected with an end of safety power supply, is connected with the other end of safety power supply behind the other end string second coil J2, and this coil is arranged on described magnetic induction switch K next door.
Under the normal temperature condition, thermistor R resistance is higher, is serially connected in the electric current that the second coil J2 on the thermistor R flows through and goes to zero, the magnetic induction switch K on this second coil J2 next door keeps disconnecting, when high-voltage fence 6 and low voltage electric network 5 accidental short circuits, the electrical network heating, temperature raises, being installed near the thermistor R resistance of electrical network diminishes, make the electric current among the described second coil J2 increase, trigger magnetic induction switch K closure, make warning circuit 4 work, send alarm signal, avoid fire to take place.
Described warning circuit 4 also is provided with light emitting diode D7, the positive pole of this Light-Emitting Diode D7 is connected in series the 4th K switch 4 backs and is communicated with safety power supply one end, the negative pole of this light emitting diode D7 is connected in series second resistance R, 2 backs and is communicated with the other end of safety power supply, closed the 4th K switch 4 behind the connection power supply, light emitting diode D7 is luminous, and cue circuit is in the work.
Described reduction voltage circuit 1, be provided with coupling transformer T1, its input coil L1 two ends are connected with mains supply, the end of its first output winding L2 links to each other with the positive terminal of the first diode D1, negative pole end string first K switch 1 back of this first diode D1 links to each other with the second diode D2 is anodal, negative pole string the 3rd resistance R 3 backs of the second diode D2 connect first fixed end of second switch K2, second fixed end of this second switch K2 connects the other end of the described first output winding L2, and the two ends of second output winding of described coupling transformer T1 are the two ends of safety power supply.
Described booster circuit 2 is provided with coupling transformer T2, the high-pressure side of its first input coil L4 links to each other with the described second diode D2 is anodal, this high-pressure side also is connected with the colelctor electrode of triode T, low-pressure end string the 4th resistance R 4 backs of the first input coil L4 link to each other with the base stage of described triode T, the emitter stage of this triode T connects the high-pressure side of the second input coil L5 of described coupling transformer T2, and the low-pressure end of the described second input coil L5 connects first fixed end of second switch K2.
The end of the output winding L6 of described coupling transformer T2 links to each other with the positive pole of the 3rd diode D3, the negative pole of this diode D3 connects the positive pole of the 4th diode D4, the negative pole of the 4th diode D4 connects the positive pole of the 5th diode D5, link to each other with the positive pole of the 6th diode D6 behind the negative pole string high-impedance resistors R7 of the 5th diode D5, the negative pole of the 6th diode D6 connects the other end of described output winding L6, be connected with first capacitor C 1 between the negative pole of the positive pole of described the 3rd diode D3 and the 4th diode D4, be connected with second capacitor C 2 between the negative pole of the positive pole of described the 4th diode D4 and the 5th diode D5, the positive interpolar of the positive pole of described the 4th diode D4 and the 6th diode D6 is connected with the 3rd capacitor C 3, the negative pole of described the 5th diode D5 is connected on the high-voltage fence, the positive pole of the 6th diode D6 be connected with low voltage electric network on.
For avoiding unexpected, described high-voltage fence 6 serial connections the 3rd K switch 3 back ground connection are not intended to touch electrical network as people or pet and get an electric shock or other take place and can close the 3rd K switch 3 when unexpected and realize emergency power offs.
As shown in Figure 3: described first K switch 1 is made up of motor 10, power transmission shaft 11, brush 17 and metal track 18, wherein first gear 13 in motor 10 rotating shafts meshes with second gear 14 of power transmission shaft 11 lower ends, the 4th gear 16 engagements on the 3rd gear 15 of power transmission shaft 11 upper ends and the brush axostylus axostyle 12, this brush axostylus axostyle 12 is provided with described brush 17, this brush 17 slides on metal track 18, metal track 18 is as an end of switch, and brush 17 is as the other end of switch.Drive brush 17 by motor 10 and on metal track 18, do the low speed slip, realize that the switch periods disconnection is with closed.
As shown in Figure 4: described burglary-resisting window is provided with low voltage electric network 5, high-voltage fence 6 and insulation net 9, wherein low voltage electric network 5, high-voltage fence 6 and insulation net 9 are installed in parallel between burglary-resisting window window frame top edge and the lower limb, described low voltage electric network 5 is installed in outermost layer, high-voltage fence 6 is installed in the intermediate layer, insulation net 9 is installed in the innermost layer, form high voltage electric field between high-voltage fence 6 and the low voltage electric network 5 and kill mosquito, insulation net 9 is used for preventing that indoor people or pet are not intended to touch charged wire lath and get an electric shock.
Operating principle of the present utility model is:
During no power, this window can be worked as ordinary window and be used, after the energising, first K switch 1 drives brush 17 by motor 10 and slowly runs, make the disconnection of switch periods with closed, mains supply by the conversion of reduction voltage circuit 1 and booster circuit 2 after between high-voltage fence 6 and low voltage electric network 5 the periodically variable high voltage electric field of formation, when mosquito flies into electric field region between electrical network, then fallen, played mosquito effect extremely by Electrostatic Absorption or electric shock.
Under the normal condition, the first coil J1 is not had electric current by low voltage electric network 5 short circuits of two ends parallel connection among the coil J1, magnetic induction switch K keeps off-state, warning circuit 4 is not worked, and when the people cut off low voltage electric network 5, short circuit current disconnected, the electric current of safety power supply flows through the first coil J1, trigger magnetic induction switch K closure, warning circuit 4 work, the warning of sounding, and wireless communication signal, realize reporting to the police.
During normal temperature, thermistor R resistance is higher, and the electric current that the described second coil J2 flows through is less, and magnetic induction switch K keeps disconnecting, when high-voltage fence 6 and low voltage electric network 5 accidental short circuits, the temperature of electrical network raises, and nigh thermistor R resistance is installed descends, and the electric current that flows through the second coil J2 becomes big, make magnetic induction switch K closure, thereby warning circuit 4 work are sounded and are reported to the police and wireless communication signal, the generation of energy fire preventing.
When the people touches electrical network and meets accident, can close the 3rd switch and realize emergency power off, when the needs maintenance window period of the day from 11 p.m. to 1 a.m, deenergization, closed the 3rd switch bleeds off the electric charge that gathers on the high-voltage fence, and when preventing that human body from touching high-voltage fence, it is dangerous that discharge takes place.
Claims (8)
1. multifunction burglary-resisting window, comprise burglary-resisting window (3), the parallel low voltage electric network (5) that is equipped with of this burglary-resisting window (3), high-voltage fence (6) and insulation net (9), it is characterized in that: also comprise reduction voltage circuit (1), booster circuit (2), warning circuit (4), first output of described reduction voltage circuit (1) connects the input of booster circuit (2), an output of described booster circuit (2) links to each other with high-voltage fence (6), another output links to each other with low voltage electric network (5), also being connected on the safety power supply of this low voltage electric network (5), one end of this safety power supply is connected with an end of low voltage electric network (5), the tail end of another termination current-limiting resistance (R1) of this low voltage electric network (5), the head end of this current-limiting resistance (R1) is connected with the described safety power supply other end, between the end of described low voltage electric network (5) and the other end, be parallel with first coil, this first coil next door is equipped with magnetic induction switch (K), the described warning circuit of one end string (4) back of this magnetic induction switch (K) is connected with an end of described safety power supply, and the other end of this magnetic induction switch (K) is connected with the other end of described safety power supply.
2. multifunction burglary-resisting window according to claim 1, it is characterized in that: described warning circuit (4) is provided with buzzer (7), one end of this buzzer (7) is connected with described magnetic induction switch (K), the other end connects described safety power supply, and the two ends of this buzzer (7) are parallel with wireless communication module (8).
3. multifunction burglary-resisting window according to claim 1 and 2, it is characterized in that: described warning circuit (4) is provided with thermistor (R), this thermistor (R) is installed near the burglary-resisting window (3), this thermistor (R) end connects an end of described safety power supply, this thermistor (R) other end string second coil (J2) back is connected with the other end of described safety power supply, and it is other that this second coil (J2) is arranged on described magnetic induction switch (K).
4. multifunction burglary-resisting window according to claim 1, it is characterized in that: described warning circuit (4) also is provided with light emitting diode (D7), this Light-Emitting Diode (D7) is anodal to be connected with safety power supply one end, and negative pole string second resistance (R2) back of this light emitting diode (D7) is communicated with the other end of safety power supply.
5. multifunction burglary-resisting window according to claim 1, it is characterized in that: described reduction voltage circuit (1) is provided with first coupling transformer (T1), its input coil (L1) two ends link to each other with mains supply, output is provided with first output winding (L2) and second output winding (L3), wherein an end of first output winding (L2) links to each other with the positive terminal of first diode (D1), negative pole end string first switch (K1) back of this diode (D1) links to each other with second diode (D2) is anodal, this second diode (D2) string the 3rd resistance (R3) back links to each other with first fixed end of second switch (K2), second fixed end of described second switch (K2) is connected the other end of first output winding (L2), and the two ends of described second output winding (L3) are the two ends of described safety power supply.
6. multifunction burglary-resisting window according to claim 5, it is characterized in that: described booster circuit (2) is provided with second coupling transformer (T2), the high-pressure side of its first input coil (L4) links to each other with described second diode (D2) is anodal, this high-pressure side also is connected with the colelctor electrode of triode (T), low-pressure end string the 4th resistance (R4) back of described first input coil (L4) links to each other with the base stage of described triode (T), the emitter stage of this triode (T) connects the high-pressure side of second input coil (L5) of described second coupling transformer (T2), and the low-pressure end of described second input coil (L5) is connected with first fixed end of described second switch (K2);
One end of the output winding (L6) of described second coupling transformer (T2) links to each other with the positive pole of the 3rd diode (D3), the negative pole of the 3rd diode (D3) connects the positive pole of the 4th diode (D4), the negative pole of the 4th diode (D4) connects the positive pole of the 5th diode (D5), negative pole string high-impedance resistors (R7) back of the 5th diode (D5) is connected with the other end of described output winding (L6), be connected with first electric capacity (C1) between the negative pole of the positive pole of described the 3rd diode (D3) and the 4th diode (D4), be connected with second electric capacity (C2) between the negative pole of the positive pole of described the 4th diode (D4) and the 5th diode (D5), also be connected with the 3rd electric capacity (C3) between the other end of the positive pole of the 4th diode (D4) and described output winding (L6), the negative pole of described the 5th diode (D5) is connected on the high-voltage fence (6), described low voltage electric network (5) is connected with the positive pole of the 6th diode (D6), and the negative pole of the 6th diode (D6) is connected on the other end of described output winding (L6).
7. multifunction burglary-resisting window according to claim 5, it is characterized in that: described first switch (K1) is by motor (10), power transmission shaft (11), brush (17) and metal track (18) are formed, wherein first gear (13) in motor (10) rotating shaft meshes with second gear (14) of power transmission shaft (11) lower end, the 3rd gear (15) of power transmission shaft (11) upper end and the engagement of the 4th gear (16) on the brush axostylus axostyle (12), on this brush axostylus axostyle (12) described brush (17) is set, this brush (17) is gone up at metal track (18) and is slided, metal track (18) is as an end of described first switch (K1), and brush (17) is as the other end of described first switch (K1).
8. multifunction burglary-resisting window according to claim 1 is characterized in that: described high-voltage fence (6) string the 3rd switch (K3) back ground connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201283750U CN201460647U (en) | 2009-08-10 | 2009-08-10 | Multifunctional anti-theft window |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201283750U CN201460647U (en) | 2009-08-10 | 2009-08-10 | Multifunctional anti-theft window |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201460647U true CN201460647U (en) | 2010-05-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201283750U Expired - Fee Related CN201460647U (en) | 2009-08-10 | 2009-08-10 | Multifunctional anti-theft window |
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| Country | Link |
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| CN (1) | CN201460647U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104727724A (en) * | 2013-12-19 | 2015-06-24 | 哈尔滨市三和佳美科技发展有限公司 | Anti-theft electric mosquito killing window |
| CN105858949A (en) * | 2016-04-06 | 2016-08-17 | 安庆市达东电子科技有限公司 | Low-temperature coagulant maintenance and inspection module of dissolved-air floatation machine |
-
2009
- 2009-08-10 CN CN2009201283750U patent/CN201460647U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104727724A (en) * | 2013-12-19 | 2015-06-24 | 哈尔滨市三和佳美科技发展有限公司 | Anti-theft electric mosquito killing window |
| CN105858949A (en) * | 2016-04-06 | 2016-08-17 | 安庆市达东电子科技有限公司 | Low-temperature coagulant maintenance and inspection module of dissolved-air floatation machine |
| CN105858949B (en) * | 2016-04-06 | 2019-05-03 | 江苏科胜工程检测有限公司 | Dissolved gas floatator low temperature coagulant preservation & testing module |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100512 Termination date: 20110810 |