CN204837692U - Utilize device of carbon dioxide prevention and cure insect pest - Google Patents
Utilize device of carbon dioxide prevention and cure insect pest Download PDFInfo
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- CN204837692U CN204837692U CN201520525782.0U CN201520525782U CN204837692U CN 204837692 U CN204837692 U CN 204837692U CN 201520525782 U CN201520525782 U CN 201520525782U CN 204837692 U CN204837692 U CN 204837692U
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- tent
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Abstract
The utility model provides an utilize device of carbon dioxide prevention and cure insect pest, places the storage material including sealed tent in the sealed tent, thermal insulating layer wraps up around sealed tent, intake pipe and outlet duct be the both sides at the sealed tent middle part of disposed on respectively, and the one end of intake pipe and outlet duct lies in sealed tent, and it lies in one outside the sealed tent and serves and be equipped with the solenoid valve, the heater is connected with the carbon dioxide gas source to constitute sealed loop with being connected through intake pipe, outlet duct and sealed tent, carbon dioxide sensor and temperature sensor install in the membrane cover to be connected in control solenoid's PLC controller with the external application of membrane cover, PLC controller and heater connection. The utility model relates to an utilize device of carbon dioxide prevention and cure insect pest, simple structure, convenient to use, insecticidal effect is good. The insecticidal time of this method is short, the insecticidal is thorough, safety ring protects, the noresidue at harvest time.
Description
Technical field
The utility model relates to a kind of storage insecticidal device, especially relates to a kind of device utilizing carbonic acid gas pest control.
Background technology
At present, the method that the storage such as tobacco leaf, grain material desinsection is main is biannual phosphine (PH
3) fumigant insect killing.Although this kind of method insecticidal effect is obvious, because phosphine has severe toxicity, inflammable, explosive character, in fumigant insect killing process, easily cause poisoning or other security incidents of personnel, bring certain harm can to surrounding environment and people and animals simultaneously.Along with the enhancing of people's environmental consciousness, the hypertoxic fumigant such as phosphine will progressively be stopped using in tobacco business.And the hypoxemia controlled atmosphere insecticidal technology with the advantage such as environmental protection, low-residual receives the concern of people, the main flow of storage crop protection technology will be become gradually.
Compared with phosphine, disclosed in CN1593259A, disclose a kind of method preventing insect pest in pipe tobacco storing process, carry out in the cut tobacco storing cabinet closed, first desinsection process is carried out to tobacco product, again the pipe tobacco that desinsection is crossed is placed in after in cut tobacco storing cabinet, cut tobacco storing cabinet is closed, then with being filled with CO
2or the method for the inert gas oxygen concentration reduced in cut tobacco storing cabinet makes concentration≤5% of oxygen in cut tobacco storing cabinet, the desinsection time of this hypoxemia insecticidal technology is long.
CN1245902C discloses the technology of a kind of carbonic acid gas control tabacco barn insect pest, a point buttress sealing killing method is adopted in storehouse, be about to the ventilative case that tobacco leaf or cigarette are housed, a bag point buttress is placed in air-locked seal closure, and pre-buried carbonic acid gas probe of tester is in seal closure, seal closure is rolled up with after clip envelope heap, on cover top, any position opens an aperture, can just insert. air exhauster conduit, by air in catheter suction cover, form negative pressure, whether simultaneous verification cover leaks gas, in cover bottom, any position has an aperture, insert metal catheter and this hole of good seal, CO is passed into by this metal catheter
2gas, surveys gas concentration lwevel in seal closure with carbonic acid gas tester and, at 65-92%, keeps concentration-time 5-7 days.Although the technology of the carbonic acid gas control tabacco barn insect pest of this utility model very can kill the adult of tobacco leaf insect, larva, pupa and ovum, its gas concentration lwevel required is high, and the desinsection time is longer.
Utility model content
The technical problems to be solved in the utility model is: overcome prior art deficiency, provides a kind of structure simple, easy to use, the device of carbonic acid gas pest control that what insecticide efficiency was high utilize.
The utility model solves its technical problem by the following technical solutions:
A kind of device utilizing carbonic acid gas pest control of the utility model, comprises sealing tent, magnetic valve, air inlet pipe, escape pipe, heater, heat insulation layer, carbon dioxide air source, gas concentration lwevel sensor, temperature sensor and PLC; Place in described sealing tent and store material, as tobacco leaf, grain etc.; Described heat insulation layer is wrapped in the surrounding of sealing tent; Described air inlet pipe and escape pipe are located at the both sides in the middle part of sealing tent respectively, and one end of described air inlet pipe and escape pipe is positioned at sealing tent, and its one end be positioned at outside sealing tent is provided with magnetic valve; Described heater is connected with carbon dioxide air source, and with connected and composed the loop of sealing by air inlet pipe, escape pipe and sealing tent; Described carbon dioxide sensor and temperature sensor are arranged in film cover, and are connected with the outer PLC for Controlling solenoid valve of film cover; Described PLC is connected with heater.
Further, described air inlet pipe is through entering in sealing tent bottom sealing tent; Described escape pipe is arranged on sealing tent top.
Further, one end that described air inlet pipe is positioned at sealing tent is provided with distribution device in gas-fluid, and described distribution device in gas-fluid is provided with gas distribution holes towards counterdie direction.
Further, described sealing tent is for having counterdie tent or without counterdie tent; Describedly be made up of counterdie and film cover counterdie tent, described counterdie and film cover are tightly connected.Describedly a kind of storage preparation method sealing tent in bottomless film device disclosed in CN104322479A is adopted to make without counterdie tent, namely 1. needing to make the floor manufacture paint minute surface without counterdie sealing tent: carry out grinding process to ground layer, after cleaning out, brush the damp-proof paint of thickness>=3mm, make the surface roughness <1mm of paint minute surface, minute surface vapor transfer rate≤0.5g/ (m
2h); 2. film cover is made: press stacking large little makings film cover with film, and install air inlet pipe, escape pipe and Temperature Humidity Sensor on film cover, then by the film cover cap made on stacking; 3. sealing the sealing of tent: cleaning film cover and the bonding plane painting minute surface processed, after bonding plane bone dry, is that the inside edge bottom film cover is bonded on paint minute surface processed by the double faced adhesive tape of 4 ~ 10cm with width; Be that the outer edge bottom film cover is bonded on paint minute surface processed by the adhesive tape of 4 ~ 10cm again with width.
Further, described heat insulation layer adopts the insulation materials such as rock wool, alumina silicate felt, blanket of glass wool to make
, described insulation material thermal conductivity factor≤0.03W/ (mk).
Further, described heater is connected with air inlet pipe, escape pipe by circulation line.
Be generally used for the material such as tobacco, grain warehouse or sealing tent bottom material quantity many, corresponding warehouse or sealing tent bottom insect pest quantity also many, because the density of carbonic acid gas is greater than atmospheric density, adopt the carbonic acid gas passing into heating bottom sealing tent, from the gas-recycling plant of top vent, the gas concentration lwevel energy of sealing tent inner bottom part is made to reach higher concentration within a short period of time, accelerate the death time of insect pest in warehouse or sealing tent, shorten the cycle of pest control, reduce pest control cost; Along with the rising gradually of gas concentration lwevel in warehouse or sealing tent, even if the polypide remaining in high position also can be dead because of reasons such as metabolic disorders.
In warehouse or sealing tent, pass into carbonic acid gas by gas distribution tube, be conducive to being uniformly distributed of gas concentration lwevel in warehouse or sealing tent.
A kind of method utilizing carbonic acid gas pest control of the utility model, comprises the following steps:
1) sealing tent is built;
2) tent will be sealed to be connected with heater, carbon dioxide air source and PLC;
3) PLC starts heater, and the carbonic acid gas after heating makes the temperature in sealing tent be 30 ~ 40 DEG C after entering sealing tent;
4) PLC is by controlling the magnetic valve on air inlet pipe and escape pipe, makes the gas concentration lwevel in sealing tent be 20 ~ 65%, maintains 1 ~ 8 day.
The method adopts above-mentioned a kind of device utilizing carbonic acid gas pest control.
Gas concentration lwevel >=95% of carbon dioxide air source.
Further, in step 3), the temperature of carbonic acid gas is 35 ~ 40 DEG C, and the mode that described carbonic acid gas enters sealing tent is batch (-type) or continous way.
Further, in step 4), in sealing tent, gas concentration lwevel is 40 ~ 60%, maintains 1 ~ 3 day.
When the gas concentration lwevel needed for pest control is identical, the temperature entering carbonic acid gas in sealing tent is higher, and the time needed for pest control is shorter.When the time of pest control is identical, the temperature entering carbonic acid gas in sealing tent is higher, the corresponding reduction of the gas concentration lwevel needed for pest control.When entering that in sealing tent, the temperature of carbonic acid gas is lower than 30 DEG C, the gas concentration lwevel of pest control and holding time significantly improves; And in actual tobacco leaf pest control process, the storage temperature of storage material is generally no more than 40 DEG C, the too high meeting of temperature causes the carbonization phenomenon of the storage materials such as tobacco leaf.Therefore, the temperature entering carbonic acid gas in sealing tent is 30 ~ 40 DEG C.
When the carbon dioxide temperature needed for pest control is identical, gas concentration lwevel is higher, and the time needed for pest control is shorter, but when gas concentration lwevel lower than 20% time, the pest control time is long, and killing rate is low; And when gas concentration lwevel higher than 60% time, pest control time and killing rate tend towards stability, therefore, sealing tent in gas concentration lwevel be 20 ~ 60%.
A kind of beneficial effect utilizing the device of carbonic acid gas pest control of the utility model: structure is simple, easy to use, good disinsection effect.
A kind of beneficial effect utilizing the method for carbonic acid gas pest control of the utility model: because the temperature of carbonic acid gas raises, its diffusion velocity is accelerated, and Temperature Distribution in sealing tent can be made evenly, and polypide at high temperature breathes, the corresponding acceleration of metabolism, and then make polypide dead because of dysbolism or disorder, can kill the adult of cigarette worm, larva, ovum and pupa, the desinsection time is short simultaneously; Desinsection is thorough; Safety and environmental protection, noresidue.
Accompanying drawing explanation
Fig. 1-be the structural representation utilizing the device of carbonic acid gas pest control a kind of in embodiment 1;
Fig. 2-be the structural representation utilizing the device of carbonic acid gas pest control a kind of in embodiment 2;
Fig. 3-be the enlarged diagram of distribution device in gas-fluid in Fig. 2;
Fig. 4-be the structural representation utilizing the device of carbonic acid gas pest control a kind of in embodiment 3;
Fig. 5-be the enlarged diagram at A place in Fig. 4.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail.
embodiment 1
With reference to Fig. 1, utilize a device for carbonic acid gas pest control, comprise sealing tent, magnetic valve 6, air inlet pipe 7, escape pipe 8, heater 10, heat insulation layer 3, carbon dioxide air source 11, gas concentration lwevel sensor 4, temperature sensor 5 and PLC 12; Place in described sealing tent and store material, as tobacco leaf; Described counterdie tent be made up of counterdie 1 and film cover 2 have counterdie tent, described counterdie 1 and film cover 2 are tightly connected; Described heat insulation layer 3 is wrapped in the surrounding of sealing tent; Described air inlet pipe 7 and escape pipe 8 are located at the both sides in the middle part of film cover 2 respectively, and one end of described air inlet pipe 7 and escape pipe 8 is positioned at film cover 2, and its one end be positioned at outside film cover 2 is provided with magnetic valve 6; Described heater 10 is connected with carbon dioxide air source 11, and with connected and composed the loop of sealing by air inlet pipe 7, escape pipe 8 and sealing tent; Described gas concentration lwevel sensor 4 and temperature sensor 5 are arranged in film cover 2, and are connected with the outer PLC 12 for Controlling solenoid valve 6 of film cover 2; Described PLC 12 is connected with heater 10.
Described heater 10 is connected with air inlet pipe 7, escape pipe 8 by circulation line 9.
Described heat insulation layer 3 adopts the insulation materials such as rock wool, alumina silicate felt, blanket of glass wool to make.
Described insulation material thermal conductivity factor≤0.03W/ (mk).
embodiment 2
With reference to Fig. 2, utilize a device for carbonic acid gas pest control, comprise sealing tent, magnetic valve 6, air inlet pipe 7, escape pipe 8, heater 10, heat insulation layer 3, carbon dioxide air source 11, gas concentration lwevel sensor 4, temperature sensor 5 and PLC 12; Place in described sealing tent and store material, as tobacco leaf; Described counterdie tent be made up of counterdie 1 and film cover 2 have counterdie tent, described counterdie 1 and film cover 2 are tightly connected; Described heat insulation layer 3 is wrapped in the surrounding of sealing tent; Described air inlet pipe 7 is through entering in sealing tent bottom sealing tent; Described escape pipe 8 is arranged on sealing tent top; One end of described air inlet pipe 7 is positioned at counterdie 1, and one end of escape pipe 8 is positioned at film cover 2, and its one end be positioned at outside sealing tent is provided with magnetic valve 6; Described heater 10 is connected with carbon dioxide air source 11, and with connected and composed the loop of sealing by air inlet pipe 7, escape pipe 8 and sealing tent; Described gas concentration lwevel sensor 4 and temperature sensor 5 are arranged in film cover 2, and are connected with the outer PLC 12 for Controlling solenoid valve 6 of film cover 2; Described PLC 12 is connected with heater 10.
Described heater 10 is connected with air inlet pipe 7, escape pipe 8 by circulation line 9.
Described heat insulation layer 3 adopts the insulation materials such as rock wool, alumina silicate felt, blanket of glass wool to make.
Described insulation material thermal conductivity factor≤0.03W/ (mk).
Described air inlet pipe 7 enters in sealing tent by gas distribution tube 13.
One end that described air inlet pipe 7 is positioned at sealing tent is provided with distribution device in gas-fluid 13, and described distribution device in gas-fluid 13 is provided with gas distribution holes 13-1 towards counterdie 1 direction, as shown in Figure 3.
embodiment 3
A kind of device utilizing carbonic acid gas pest control of the present embodiment, its sealing tent is without counterdie tent, describedly a kind of storage preparation method sealing tent in bottomless film device disclosed in CN104322479A is adopted to make without counterdie tent, namely 1. needing to make the floor manufacture paint minute surface 14 without counterdie sealing tent: carry out grinding process to ground layer, after cleaning out, brush the damp-proof paint of thickness>=3mm, make the surface roughness <1mm of paint minute surface, minute surface vapor transfer rate≤0.5g/ (m
2h); 2. film cover 2 is made: press stacking large little makings film cover 2 with film, and on film cover, install air inlet pipe 7, escape pipe 8, gas concentration lwevel sensor 4 and temperature sensor 5, then cover on stacking by the film cover 2 made; 3. sealing the sealing of tent: cleaning film cover 2 and the bonding plane painting minute surface 14 processed, after bonding plane bone dry, is that the inside edge bottom film cover 2 is bonded on paint minute surface 14 processed by the double faced adhesive tape 15 of 4 ~ 10cm with width; Be that the outer edge bottom film cover 2 is bonded on paint minute surface 14 processed by the adhesive tape 16 of 4 ~ 10cm again with width, after making without counterdie tent structure as shown in such as Fig. 4 ~ 5.
This utilizes other structures of the device of carbonic acid gas pest control with described in embodiment 2.
A kind of operation principle and using method utilizing the device of carbonic acid gas pest control: by the folding of PLC 12 Controlling solenoid valve 6, the startup of heater 10, closedown, and the controlling value of the gas concentration lwevel that can set in sealing tent and temperature, when the gas concentration lwevel sensor 4 be connected with PLC 12 detects that the gas concentration lwevel sealed in tent reaches the controlling value of setting, the magnetic valve 6 that PLC 12 will be closed on air inlet pipe 7 and escape pipe 8; When gas concentration lwevel sensor 4 detects the controlling value of the gas concentration lwevel in sealing tent lower than setting, PLC 12 will open the magnetic valve 6 on air inlet pipe 7 and escape pipe 8, until the gas concentration lwevel in sealing tent reaches the controlling value of setting; When temperature sensor 5 detects that temperature in sealing tent is lower than design temperature, PLC 12 will the adjustment heating-up temperature of the heater 10 and wind speed of circulation line 9.
method comparative examples
Utilize a method for carbonic acid gas pest control, comprise the following steps:
1) build sealing tent: lay bottom insulation material, lay counterdie 1, place sheet cigarette and lasioderma serricorne adult, larva, each 300 of ovum; Then, cover film cover 2, and gas concentration lwevel sensor 4, temperature sensor 5, air inlet pipe 7 and escape pipe 8 are installed on film cover 2, and in air inlet pipe 7 and escape pipe 8, magnetic valve 6 is installed; Again counterdie 1 and film cover 2 are sealed, covering insulation material on film cover 2;
2) tent and heater 10, carbon dioxide air source 11(concentration >=95% will be sealed) and PLC 12 be connected;
3) PLC 12 does not start heater 10, and the temperature in sealing tent is room temperature (25 DEG C);
4) PLC 12 is by controlling the magnetic valve 6 on air inlet pipe 7 and escape pipe 8, is bled by sealing tent, after forming-300pa tiny structure, is filled with the carbonic acid gas of step 3) process, makes the gas concentration lwevel in sealing tent be 25%, maintain 8 days in tent.
Adopt this to utilize the method process of carbonic acid gas pest control, the lethality of the lasioderma serricorne adult in sealing tent, larva, ovum is respectively: 96.7%, 76.7%, 66.7%, and after 12 days, the lethality of each worm state of lasioderma serricorne is 100%.
When sealing the gas concentration lwevel in tent in step 4) and maintaining 35 ~ 40%, after 10 days, the lethality of each worm state of tobacco is 100%; When the gas concentration lwevel in sealing tent is 55 ~ 60%, after 8 days, the lethality of each worm state of tobacco is 100%; When the gas concentration lwevel in sealing tent is 75 ~ 80%, after 5 days, the lethality of each worm state of tobacco is 100%.
This utilizes the method for carbonic acid gas pest control to adopt and utilizes in the device of carbonic acid gas pest control that any completes described in embodiment 1 ~ 3.
embodiment 4
Utilize a method for carbonic acid gas pest control, comprise the following steps:
1) build sealing tent: lay bottom insulation material, lay counterdie 1, place sheet cigarette and lasioderma serricorne adult, larva, each 500 of ovum; Then, cover film cover 2, and gas concentration lwevel sensor 4, temperature sensor 5, air inlet pipe 7 and escape pipe 8 are installed on film cover 2, and in air inlet pipe 7 and escape pipe 8, magnetic valve 6 is installed; Again counterdie 1 and film cover 2 are sealed, covering insulation material on film cover 2;
2) tent and heater 10, carbon dioxide air source 11(concentration >=95% will be sealed) and PLC 12 be connected;
3) PLC 12 starts heater 10, after the carbonic acid gas after heating enters sealing tent, makes the temperature in sealing tent be 40 DEG C (temperature outside sealing tent is 25 DEG C);
4) PLC 12 is by controlling the magnetic valve 6 on air inlet pipe 7 and escape pipe 8, is bled by sealing tent, after forming-300pa tiny structure, is filled with the carbonic acid gas of step 3) process, makes the gas concentration lwevel in sealing tent be 60%, maintain 1 day in tent.
Adopt this to utilize the method process of carbonic acid gas pest control, the lethality of the lasioderma serricorne adult in sealing tent, larva, ovum is 100%.
When sealing the gas concentration lwevel in tent in step 4) and maintaining 40%, after 1.5 days, the lethality of each worm state of lasioderma serricorne is 100%; When the gas concentration lwevel in sealing tent is 25%, after 3 days, the lethality of each worm state of lasioderma serricorne is 100%.
This utilizes the method for carbonic acid gas pest control to adopt and utilizes in the device of carbonic acid gas pest control that any completes described in embodiment 1 ~ 3.
embodiment 5
A kind of method utilizing carbonic acid gas pest control of the present embodiment, comprises the following steps:
1) build sealing tent: lay bottom insulation material, lay counterdie 1, place paddy and red flour beetle adult, larva, each 500 of ovum; Then, cover film cover 2, and gas concentration lwevel sensor 4, temperature sensor 5, air inlet pipe 7 and escape pipe 8 are installed on film cover 2, and in air inlet pipe 7 and escape pipe 8, magnetic valve 6 is installed; Again counterdie 1 and film cover 2 are sealed, covering insulation material on film cover 2;
2) tent and heater 10, carbon dioxide air source 11(concentration >=95% will be sealed) and PLC 12 be connected;
3) PLC 12 starts heater 10, after the carbonic acid gas after heating enters sealing tent, makes the temperature in sealing tent be 30 DEG C (temperature outside sealing tent is 25 DEG C);
4) PLC 12 is by controlling the magnetic valve 6 on air inlet pipe 7 and escape pipe 8, sealing tent is bled, after forming-200pa tiny structure, in tent, is filled with the carbonic acid gas of step 3) process, make the gas concentration lwevel in sealing tent be 50%, maintain 2.5 days.
Adopt the method process utilizing carbonic acid gas pest control described in the present embodiment, the lethality of the red flour beetle adult in sealing tent, larva, each worm state of ovum is 100%.
When sealing the gas concentration lwevel in tent in step 4) and maintaining 60%, after 2 days, the lethality of each worm state of red flour beetle is 100%; When the gas concentration lwevel in sealing tent is 30%, after 3 days, the lethality of each worm state of red flour beetle is 100%.
This utilizes the method for carbonic acid gas pest control to adopt and utilizes in the device of carbonic acid gas pest control that any completes described in embodiment 1 ~ 3.
embodiment 6
A kind of method utilizing carbonic acid gas pest control of the present embodiment, except in step 1), the quantity of lasioderma serricorne adult, larva, ovum is respectively 300; Temperature in sealing tent in step 3) is 32 DEG C; Carbon dioxide temperature in sealing tent in step 4) is 50%; Maintain 2.2 days, other steps are with embodiment 1.
Adopt the method process utilizing carbonic acid gas pest control described in the present embodiment, the lethality of the lasioderma serricorne adult in sealing tent, larva, each worm state of ovum is 100%.
When sealing the gas concentration lwevel in tent in step 4) and maintaining 60%, after 1.9 days, the lethality of each worm state of lasioderma serricorne is 100%; When the gas concentration lwevel in sealing tent is 25%, after 6.5 days, the lethality of each worm state of lasioderma serricorne is 100%.
embodiment 7
A kind of method utilizing carbonic acid gas pest control of the present embodiment, except in step 1), the quantity of lasioderma serricorne adult, larva, ovum is respectively 400; Temperature in sealing tent in step 3) is 30 DEG C; Carbon dioxide temperature in sealing tent in step 4) is 35%; Maintain 6 days, other steps are with embodiment 1.
Adopt the method process utilizing carbonic acid gas pest control described in the present embodiment, the lethality of the lasioderma serricorne adult in sealing tent, larva, each worm state of ovum is 100%.
When sealing the gas concentration lwevel in tent in step 4) and maintaining 60%, after 2.2 days, the lethality of each worm state of lasioderma serricorne is 100%; When the gas concentration lwevel in sealing tent is 25%, after 7.5 days, the lethality of each worm state of lasioderma serricorne is 100%.
embodiment 8
A kind of method utilizing carbonic acid gas pest control of the present embodiment, except in step 1), the quantity of lasioderma serricorne adult, larva, ovum is respectively 500; Temperature in sealing tent in step 3) is 34 DEG C; Carbon dioxide temperature in sealing tent in step 4) is 55%; Maintain 2.4 days, other steps are with embodiment 1.
Adopt the method process utilizing carbonic acid gas pest control described in the present embodiment, the lethality of the lasioderma serricorne adult in sealing tent, larva, each worm state of ovum is 100%.
When sealing the gas concentration lwevel in tent in step 4) and maintaining 40%, after 5.5 days, the lethality of each worm state of lasioderma serricorne is 100%; When the gas concentration lwevel in sealing tent is 30%, after 7 days, the lethality of each worm state of lasioderma serricorne is 100%.
embodiment 9
A kind of method utilizing carbonic acid gas pest control of the present embodiment, except in step 1), the quantity of red flour beetle adult, larva, ovum is respectively 400; Temperature in sealing tent in step 3) is 38 DEG C; Carbon dioxide temperature in sealing tent in step 4) is 40%; Maintain 3.2 days, other steps are with embodiment 2.
Adopt the method process utilizing carbonic acid gas pest control described in the present embodiment, the lethality of the lasioderma serricorne adult in sealing tent, larva, each worm state of ovum is 100%.
When sealing the gas concentration lwevel in tent in step 4) and maintaining 55%, after 1.3 days, the lethality of each worm state of red flour beetle is 100%; When the gas concentration lwevel in sealing tent is 30%, after 4.5 days, the lethality of each worm state of red flour beetle is 100%.
embodiment 10
A kind of method utilizing carbonic acid gas pest control of the present embodiment, except in step 1), the quantity of lasioderma serricorne adult, larva, ovum is respectively 500; Temperature in sealing tent in step 3) is 38 DEG C; Carbon dioxide temperature in sealing tent in step 4) is 45%; Maintain 2.5 days, other steps are with embodiment 1.
Adopt the method process utilizing carbonic acid gas pest control described in the present embodiment, the lethality of the lasioderma serricorne adult in sealing tent, larva, each worm state of ovum is 100%.
When sealing the gas concentration lwevel in tent in step 4) and maintaining 60%, after 1.2 days, the lethality of each worm state of lasioderma serricorne is 100%; When the gas concentration lwevel in sealing tent is 20%, after 6 days, the lethality of each worm state of lasioderma serricorne is 100%.
embodiment 11
A kind of method utilizing carbonic acid gas pest control of the present embodiment, except in step 1), the quantity of red flour beetle adult, larva, ovum is respectively 500; Temperature in sealing tent in step 3) is 35 DEG C; Carbon dioxide temperature in sealing tent in step 4) is 45%; Maintain 2.2 days, other steps are with embodiment 1.
Adopt the method process utilizing carbonic acid gas pest control described in the present embodiment, the lethality of the lasioderma serricorne adult in sealing tent, larva, each worm state of ovum is 100%.
When sealing the gas concentration lwevel in tent in step 4) and maintaining 60%, after 1.4 days, the lethality of each worm state of red flour beetle is 100%; When the gas concentration lwevel in sealing tent is 25%, after 8 days, the lethality of each worm state of red flour beetle is 100%.
Claims (5)
1. utilize a device for carbonic acid gas pest control, it is characterized in that, comprise sealing tent, magnetic valve, air inlet pipe, escape pipe, heater, heat insulation layer, carbon dioxide air source, gas concentration lwevel sensor, temperature sensor and PLC; Place in described sealing tent and store material; Described heat insulation layer is wrapped in the surrounding of sealing tent; Described air inlet pipe and escape pipe are located at the both sides in the middle part of sealing tent respectively, and one end of described air inlet pipe and escape pipe is positioned at sealing tent, and its one end be positioned at outside sealing tent is provided with magnetic valve; Described heater is connected with carbon dioxide air source, and with connected and composed the loop of sealing by air inlet pipe, escape pipe and sealing tent; Described carbon dioxide sensor and temperature sensor are arranged in film cover, and are connected with the outer PLC for Controlling solenoid valve of film cover; Described PLC is connected with heater.
2. utilize the device of carbonic acid gas pest control as claimed in claim 1, it is characterized in that, described air inlet pipe is through entering in sealing tent bottom sealing tent; Described escape pipe is arranged on sealing tent top.
3. utilize the device of carbonic acid gas pest control as claimed in claim 2, it is characterized in that, one end that described air inlet pipe is positioned at sealing tent is provided with distribution device in gas-fluid, and described distribution device in gas-fluid is provided with gas distribution holes towards counterdie direction.
4. as described in any one of claim 1 ~ 3, utilize the device of carbonic acid gas pest control, it is characterized in that, described sealing tent is for having counterdie tent or without counterdie tent; Describedly be made up of counterdie and film cover counterdie tent, described counterdie and film cover are tightly connected.
5. as described in any one of claims 1 to 3, utilize the device of carbonic acid gas pest control, it is characterized in that, described heater is connected with air inlet pipe, escape pipe by circulation line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520525782.0U CN204837692U (en) | 2015-07-20 | 2015-07-20 | Utilize device of carbon dioxide prevention and cure insect pest |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520525782.0U CN204837692U (en) | 2015-07-20 | 2015-07-20 | Utilize device of carbon dioxide prevention and cure insect pest |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204837692U true CN204837692U (en) | 2015-12-09 |
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ID=54728308
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520525782.0U Withdrawn - After Issue CN204837692U (en) | 2015-07-20 | 2015-07-20 | Utilize device of carbon dioxide prevention and cure insect pest |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104957127B (en) * | 2015-07-20 | 2017-09-29 | 湖南华望熏蒸消毒有限公司 | A kind of device and method of utilization carbon dioxide pest control |
| CN108665111A (en) * | 2018-05-16 | 2018-10-16 | 陈孟禹 | Phase prediction technique is prevented based on the development of worm state and the diversiform-leaved poplar spring looper of temperature relation |
| CN109425706A (en) * | 2017-08-31 | 2019-03-05 | 天源华威集团有限公司 | Carbon dioxide sensor |
-
2015
- 2015-07-20 CN CN201520525782.0U patent/CN204837692U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104957127B (en) * | 2015-07-20 | 2017-09-29 | 湖南华望熏蒸消毒有限公司 | A kind of device and method of utilization carbon dioxide pest control |
| CN109425706A (en) * | 2017-08-31 | 2019-03-05 | 天源华威集团有限公司 | Carbon dioxide sensor |
| CN108665111A (en) * | 2018-05-16 | 2018-10-16 | 陈孟禹 | Phase prediction technique is prevented based on the development of worm state and the diversiform-leaved poplar spring looper of temperature relation |
| CN108665111B (en) * | 2018-05-16 | 2021-08-13 | 陈孟禹 | Populus diversifolia spring inchworm control period prediction method based on insect state development and temperature relationship |
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Granted publication date: 20151209 Effective date of abandoning: 20170929 |