CN108756684A - Wood fumigation structure and fumigation system - Google Patents
Wood fumigation structure and fumigation system Download PDFInfo
- Publication number
- CN108756684A CN108756684A CN201810802555.6A CN201810802555A CN108756684A CN 108756684 A CN108756684 A CN 108756684A CN 201810802555 A CN201810802555 A CN 201810802555A CN 108756684 A CN108756684 A CN 108756684A
- Authority
- CN
- China
- Prior art keywords
- door leaf
- library
- fumigation
- wood
- doorframe
- 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.)
- Pending
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B7/00—Special arrangements or measures in connection with doors or windows
- E06B7/16—Sealing arrangements on wings or parts co-operating with the wings
- E06B7/22—Sealing arrangements on wings or parts co-operating with the wings by means of elastic edgings, e.g. elastic rubber tubes; by means of resilient edgings, e.g. felt or plush strips, resilient metal strips
- E06B7/23—Plastic, sponge rubber, or like strips or tubes
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
- A01M1/00—Stationary means for catching or killing insects
- A01M1/20—Poisoning, narcotising, or burning insects
- A01M1/2022—Poisoning or narcotising insects by vaporising an insecticide
- A01M1/2061—Poisoning or narcotising insects by vaporising an insecticide using a heat source
- A01M1/2072—Poisoning or narcotising insects by vaporising an insecticide using a heat source combined with a fan
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B1/00—Border constructions of openings in walls, floors, or ceilings; Frames to be rigidly mounted in such openings
- E06B1/70—Sills; Thresholds
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/70—Door leaves
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B7/00—Special arrangements or measures in connection with doors or windows
- E06B7/28—Other arrangements on doors or windows, e.g. door-plates, windows adapted to carry plants, hooks for window cleaners
Abstract
Wood fumigation structure provided by the invention and fumigation system, are related to wood fumigation technical field.The wood fumigation structure includes the library and track, the library includes Fumigation Station and the enlarging area that is arranged corresponding to the track, it is provided with doorframe and door leaf in the library, the door leaf is hingedly set on the doorframe, the door leaf is two storied gate, and sealing strip is provided between the door leaf and the doorframe.Wood fumigation structure provided by the invention is by being provided with enlarging area, two storied gate and sealing strip so that more efficient in wood fumigation structure and sealing effect is more preferable, prevents gaseous chemical leakage of medicament, has the advantages that cost-effective and environmental protection.
Description
Technical field
The present invention relates to wood fumigation technical fields, more particularly, to a kind of wood fumigation structure and fumigation system.
Background technology
It is so-called it is stifling be exactly using this kind of compound of fumigant can closed place kill off the insect pests, germ or other harmful
The technical measures of biology.Fumigant refers to that the gas concentration for keeping harmful organism lethal can be generated at required temperature and concentration
A kind of chemical agent.
The gas of this molecular state can penetrate into the substance being fumigated, and fumigate rear venting air-dispersing, be very easy to expand
It sheds.
There are gaps between the door and doorframe that are used in existing fumigation system, and sealing effect is bad, be easy to cause gaseous state
Chemical agent is revealed, and not only wastes a large amount of chemical agent, and cause environmental pollution.And processing efficiency is relatively low, cause cost compared with
High problem.
In conclusion door sealing effect is bad in existing fumigation system and processing efficiency is low, cause of high cost and safe
The shortcomings of property is poor.
Invention content
It is an object of the present invention to provide a kind of wood fumigation structures, to solve door sealing in existing fumigation system
Effect is bad and processing efficiency is low, causes the technical problems such as of high cost and safety difference.
It is another object of the present invention to provide the wood fumigation structures of a kind of fumigation system, including above-mentioned offer.
In order to solve the above technical problems, present invention employs following technical schemes；The timber that first aspect present invention provides
Stifling structure, including the library and track, the library include Fumigation Station and the enlarging area that is arranged corresponding to the track, the library
Doorframe and door leaf are provided on body, the door leaf is hingedly set on the doorframe, the door leaf be two storied gate, the door leaf with
It is provided with sealing strip between the doorframe.
The library described in wood fumigation structure provided by the invention includes Fumigation Station and the expansion that is arranged corresponding to the track
Area is built, the door leaf is two storied gate, and sealing strip is provided between the door leaf and the doorframe.By being provided with enlarging area, double
Layer door and sealing strip so that more efficient in wood fumigation structure and sealing effect is more preferable, prevents gaseous chemical leakage of medicament, tool
There is the advantages of cost-effective and environmental protection.
The sealing strip is gas-flow closure item.Sealing strip range of expansion between 5mm-25mm, can effectively to door leaf with
Gap between doorframe is sealed so that sealing effect is more preferable.
In any of the above-described technical solution, further, the two storied gate includes separate space and two door-plates, the separate space position
Between the adjacent door-plate.
Two storied gate is PC two storied gates, and the door-plate is PC plate.PC plate have corrosion resistance so that the service life is more preferable, save at
This.
Further include the threshold for being set to the door leaf bottom, the threshold further in any of the above-described technical solution
On be provided with through-hole, the track is arranged in the through-hole, and rubber seal plug is provided between the threshold and the track.
Gap between threshold and track can be sealed by crossing setting rubber seal plug, prevent gaseous chemical leakage of medicament.
In any of the above-described technical solution, further, the door leaf is two, and triangle is provided on the doorframe
Iron, the upper angle iron are set between the adjacent door leaf.
In order to enable sealing effect is more preferable, it is provided with upper angle iron between adjacent door leaf and doorframe, prevents that there are seams
Gap causes to reveal.
Further include threshold further in any of the above-described technical solution, lower angle iron, institute are provided on the threshold
Lower angle iron is stated to be set between the adjacent door leaf.
For the ease of Wood Transportation, in any of the above-described technical solution, further, the lower angle iron can by screw
It is releasably set on the threshold.
For the ease of using, it is both provided on the upper angle iron and lower angle iron and the matched circular arc of the door leaf.
In any of the above-described technical solution, further, having heaters is set in the library, is corresponded in the library
The heater is provided with wind turbine.
In any of the above-described technical solution, further, multiple beam bodies, the adjacent beam are provided at the top of the library
Cystosepiment is filled between body.
In any of the above-described technical solution, further, epoxy resin enamelled coating is provided in the library.
The present invention also provides a kind of fumigation systems, wherein including wood fumigation structure as described above.
Using above-mentioned technical proposal, the present invention has the advantages that：
The library described in wood fumigation structure provided by the invention includes Fumigation Station and the expansion that is arranged corresponding to the track
Area is built, the door leaf is two storied gate, and sealing strip is provided between the door leaf and the doorframe.By being provided with enlarging area, double
Layer door and sealing strip so that more efficient in wood fumigation structure and sealing effect is more preferable, prevents gaseous chemical leakage of medicament, tool
There is the advantages of cost-effective and environmental protection.
Further, the two storied gate includes separate space and two door-plates, and the separate space is between the adjacent door-plate.
Further, further include the threshold for being set to the door leaf bottom, through-hole, the track are provided on the threshold
It is arranged in the through-hole, rubber seal plug is provided between the threshold and the track.
Further, having heaters is set in the library, the heater is provided with wind turbine in the library.
The additional aspect and advantage of the present invention will become apparent in following description section, or practice through the invention
Recognize.
Description of the drawings
It below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, in being described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, other drawings may also be obtained based on these drawings.
Fig. 1 is the vertical view for the wood fumigation structure that the embodiment of the present invention one provides；
Fig. 2 is the positive structure schematic of door leaf in the wood fumigation structure that the embodiment of the present invention one provides；
Fig. 3 is the structural schematic diagram of sealing strip in the wood fumigation structure that the embodiment of the present invention one provides；
Fig. 4 is the side structure schematic diagram of door leaf in the wood fumigation structure that the embodiment of the present invention one provides；
Fig. 5 is the structural schematic diagram of upper angle iron in the wood fumigation structure that the embodiment of the present invention one provides；
Fig. 6 is the structural schematic diagram of lower angle iron in the wood fumigation structure that the embodiment of the present invention one provides；
Fig. 7 is the vertical view of rubber seal plug and track in the wood fumigation structure that the embodiment of the present invention one provides；
Fig. 8 is the structural schematic diagram of beam body in the wood fumigation structure that the embodiment of the present invention one provides；
Fig. 9 is the structural schematic diagram of heater and wind turbine in wood fumigation structure provided by Embodiment 2 of the present invention.
Reference numeral：
1, doorframe；2, door leaf；3, sealing strip；
4, upper angle iron；5, threshold；6, lower angle iron；
7, PC plate；8, articulated shaft；9, screw；
10, track；11, rubber seal plug；12, the library；
13, wind turbine；14, beam body；15, heater；
16, cystosepiment；17, area is extended.
Specific implementation mode
Technical scheme of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
The every other embodiment that personnel are obtained without making creative work, shall fall within the protection scope of the present invention.
It should be noted that in the absence of conflict, the feature in embodiments herein and embodiment can be combined with each other.
In the description of the present invention, it should be noted that term "center", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for the description present invention and simplify description, do not indicate or imply the indicated device or element must have a particular orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.In addition, term " first ", " second ",
" third " is used for description purposes only, and is not understood to indicate or imply relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
Can also be electrical connection to be mechanical connection；It can be directly connected, can also indirectly connected through an intermediary, Ke Yishi
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
Explanation is further explained to the present invention with reference to specific embodiment.
Embodiment one
As shown in Figures 1 to 6, the wood fumigation structure that first aspect present invention provides, wherein including the library 12 and track
10, the library 12 includes Fumigation Station and the enlarging area 17 corresponding to the setting of the track 10, and door is provided in the library 12
Frame 1 and door leaf 2, the door leaf 2 are hingedly set on the doorframe 1, and the door leaf 2 is two storied gate, the door leaf 2 and the door
Sealing strip 3 is provided between frame 1.
The library 12 lengthens 13 meters of enlarging area 17 on the basis of original Fumigation Station, and enlarging area 17 is connected to Fumigation Station, if
The volume that enlarging area 17 increases the library 12 is set, the efficiency of wood fumigation is increased.The expansion that door leaf 2 passes through articulated shaft 8 and the library 12
Build the connection of area 17.
The track 10 is provided with enlarging area 17 in the library 12 described in wood fumigation structure provided by the invention,
The door leaf 2 is two storied gate, and sealing strip 3 is provided between the door leaf 2 and the doorframe 1.By being provided with enlarging area 17, double
Layer door and sealing strip 3 so that more efficient in wood fumigation structure and sealing effect is more preferable, prevents gaseous chemical leakage of medicament,
Has the advantages that cost-effective and environmental protection.
The sealing strip 3 is gas-flow closure item 3.3 range of expansion of sealing strip, can be effectively to door leaf between 5mm-25mm
Gap between 2 and doorframe 1 is sealed so that sealing effect is more preferable.
In any of the above-described technical solution, further, the two storied gate includes separate space and two door-plates, the separate space position
Between the adjacent door-plate.
Two storied gate is PC two storied gates, and the door-plate is PC plate 7.PC plate 7 has corrosion resistance so that the service life is more preferable, saves
Cost.
Further include the door for being set to 2 bottom of the door leaf further as shown in fig. 7, in any of the above-described technical solution
Sill 5 are provided with through-hole on the threshold 5, and the track 10 is arranged in the through-hole, the threshold 5 and the track 10 it
Between be provided with rubber seal plug 11.
The gap between threshold 5 and track 10 can be sealed by the way that rubber seal plug 11 is arranged, prevents gaseous chemical medicament
Leakage.In order to enable sealing effect is more preferable, the through-hole is the small wedge shape of outer imperial palace by outdoor to interior.The rubber seal plug
11 shape is matched with the wedge shape of the through-hole.
In any of the above-described technical solution, further, the door leaf 2 is two, and triangle is provided on the doorframe 1
Iron 4, the upper angle iron 4 are set between the adjacent door leaf 2.
In order to enable sealing effect is more preferable, upper angle iron 4 is provided between adjacent door leaf 2 and doorframe 1, prevent there are
Gap causes to reveal.
In any of the above-described technical solution, further, further includes threshold 5, lower angle iron 6 is provided on the threshold 5,
The lower angle iron 6 is set between the adjacent door leaf 2.
For the ease of Wood Transportation, in any of the above-described technical solution, further, the lower angle iron 6 passes through screw 9
It is removable installed on the threshold 5.
For the ease of using, it is both provided on the upper angle iron 4 and lower angle iron 6 and 2 matched circular arc of the door leaf.
As shown in figure 8, in any of the above-described technical solution, further, 12 top of the library is provided with multiple beam bodies
14, cystosepiment 16 is filled between the adjacent beam body 14.Cystosepiment 16 is light flame-retardant cystosepiment 16, by original volume
It reduces, reduces useless space and improve timber plot ratio, reduce medicament delivery amount.
In any of the above-described technical solution, further, epoxy resin enamelled coating is provided in the library 12.To the library 12
Interior wall and roof brushwork epoxy resin paint, further increases the seal of overall space；It is stifling to wall pipe hole, crack etc.
Library has integrally carried out careful closure processing, accomplishes not run, not leak.
The present invention also provides a kind of fumigation systems, wherein including wood fumigation structure as described above.
Embodiment two
As shown in figure 9, in order to optimize the cycle of winter medicament, in any of the above-described technical solution, further, the library
Having heaters 15 is set in body 12, the heater 15 is provided with wind turbine 13 in the library 12.
Diagonal line of the wind turbine 13 with heater 15 along the library 12 is arranged, and the flat of medicament is more advantageous to by the way that wind turbine 13 is arranged
Weighing apparatus further promotes heating, utilizing status, makes hot gas order cycle, reduces the gap that storehouse temperature is put above and below.Pass through
Optimization cycle and heating layout type are when fumigation temperature can exceed that 15 degree in winter, it will dosage is greatly lowered.Remaining is same
Embodiment one, details are not described herein again.
Wind turbine 13 is made of plastic-steel or stainless steel material, prevents medicament from causing to corrode to wind turbine 13, the power of wind turbine 13
For 166w, air quantity 35m3/ min, storehouse temperature, concentration circulating balance need 3 minutes.It is being plus 13 power of former circulating fan
2.2kw, flow 94-187m3/ min, storehouse temperature and concentration integrally recycle a cycle used time 4-8 minutes.
In wood fumigation structure provided by the invention, the library 12 will be provided with to enlarging area 17, increase volume.Existing door
PC two storied gates all are replaced with, PC two storied gates are sealed using gas-flow closure item 3, and 3 range of expansion of sealing strip is 5mm-25mm
Between, gap that can be effectively between door leaf 2 and doorframe 1 is sealed.Specially treated is done to sealing dead angle at 1 liang of doorframe, is pacified
The angle iron with circular arc is filled to ensure that sealing strip 3 is fully sealed, wherein upper angle iron 4 is welded on completely on doorframe 1, lower three
Angle bar 6 uses dismountable form, and conveniently moving does not influence storage.Epoxy resin enamelled coating is provided in the library 12
Integral sealing is improved, the filled and process plate 16 between beam body 14 reduces useless space and improves timber plot ratio.Pass through wind turbine
13 recycle medicament.
In conclusion the library described in wood fumigation structure provided by the invention include Fumigation Station and correspond to the track
The enlarging area of setting, the door leaf are two storied gate, and sealing strip is provided between the door leaf and the doorframe.Expanded by being provided with
Build area, two storied gate and sealing strip so that more efficient in wood fumigation structure and sealing effect is more preferable, prevents gaseous chemical medicament
Leakage, has the advantages that cost-effective and environmental protection.
Finally it should be noted that：The above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Present invention has been described in detail with reference to the aforementioned embodiments for pipe, it will be understood by those of ordinary skill in the art that：Its according to
So can with technical scheme described in the above embodiments is modified, either to which part or all technical features into
Row equivalent replacement；And these modifications or replacements, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.In addition, it will be appreciated by those of skill in the art that although some embodiments described herein include other implementations
Included certain features in example rather than other feature, but the combination of the feature of different embodiments means in the present invention
Within the scope of and form different embodiments.For example, in claims above, embodiment claimed
It is one of arbitrary mode to use in any combination.The information for being disclosed in the background technology part is merely intended to intensification pair
The understanding of the general background technology of the present invention, and be not construed as recognizing or implying in any form that information composition has been this
The prior art well known to field technology personnel.
Claims (10)
1. a kind of wood fumigation structure, which is characterized in that including the library and track, the library include Fumigation Station and correspond to institute
The enlarging area of track setting is stated, is provided with doorframe and door leaf in the library, the door leaf is hingedly set on the doorframe, institute
It is two storied gate to state door leaf, and sealing strip is provided between the door leaf and the doorframe.
2. wood fumigation structure according to claim 1, which is characterized in that the two storied gate includes separate space and two doors
Plate, the separate space is between the adjacent door-plate.
3. wood fumigation structure according to claim 1, which is characterized in that further include the door for being set to the door leaf bottom
Sill are provided with through-hole on the threshold, and the track is arranged in the through-hole, is provided between the threshold and the track
Rubber seal plug.
4. wood fumigation structure according to claim 1, which is characterized in that the door leaf is two, is set on the doorframe
It is equipped with angle iron, the upper angle iron is set between the adjacent door leaf.
5. wood fumigation structure according to claim 4, which is characterized in that further include threshold, be provided on the threshold
Lower angle iron, the lower angle iron are set between the adjacent door leaf.
6. wood fumigation structure according to claim 5, which is characterized in that the lower angle iron by screw removably
It is set on the threshold.
7. wood fumigation structure according to claim 1, which is characterized in that having heaters is set in the library, it is described
The heater is provided with wind turbine in the library.
8. wood fumigation structure according to claim 1, which is characterized in that multiple beam bodies are provided at the top of the library,
Cystosepiment is filled between the adjacent beam body.
9. wood fumigation structure according to claim 1, which is characterized in that be provided with epoxy resin coating in the library
Layer.
10. a kind of fumigation system, which is characterized in that include the wood fumigation structure as described in claim 1-8 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810802555.6A CN108756684A (en) | 2018-07-20 | 2018-07-20 | Wood fumigation structure and fumigation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810802555.6A CN108756684A (en) | 2018-07-20 | 2018-07-20 | Wood fumigation structure and fumigation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108756684A true CN108756684A (en) | 2018-11-06 |
Family
ID=63970992
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810802555.6A Pending CN108756684A (en) | 2018-07-20 | 2018-07-20 | Wood fumigation structure and fumigation system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108756684A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1490156A (en) * | 2003-09-08 | 2004-04-21 | 刘士田 | Plate-type sectional materials from unsaturated resin material, plate-type furniture and door panels |
| CN105888482A (en) * | 2016-06-13 | 2016-08-24 | 河南兄弟科技发展有限公司 | Air pressure air-tight door (window) of granary |
| CN205660858U (en) * | 2016-05-24 | 2016-10-26 | 中华人民共和国河北出入境检验检疫局曹妃甸办事处 | Timber fumigation apparatus |
| KR101757577B1 (en) * | 2016-01-25 | 2017-07-26 | 정정일 | fumigation apparatus |
| CN107558910A (en) * | 2016-09-29 | 2018-01-09 | 天津索耐科技公司 | The convertible hermatic door of stifling storehouse |
| CN207194742U (en) * | 2017-09-21 | 2018-04-06 | 中广核贝谷科技股份有限公司 | A kind of light sealing Fumigation Station door |
| CN209228284U (en) * | 2018-07-20 | 2019-08-09 | 唐山曹妃甸木业股份有限公司 | Wood fumigation structure and fumigation system |
-
2018
- 2018-07-20 CN CN201810802555.6A patent/CN108756684A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1490156A (en) * | 2003-09-08 | 2004-04-21 | 刘士田 | Plate-type sectional materials from unsaturated resin material, plate-type furniture and door panels |
| KR101757577B1 (en) * | 2016-01-25 | 2017-07-26 | 정정일 | fumigation apparatus |
| CN205660858U (en) * | 2016-05-24 | 2016-10-26 | 中华人民共和国河北出入境检验检疫局曹妃甸办事处 | Timber fumigation apparatus |
| CN105888482A (en) * | 2016-06-13 | 2016-08-24 | 河南兄弟科技发展有限公司 | Air pressure air-tight door (window) of granary |
| CN107558910A (en) * | 2016-09-29 | 2018-01-09 | 天津索耐科技公司 | The convertible hermatic door of stifling storehouse |
| CN207194742U (en) * | 2017-09-21 | 2018-04-06 | 中广核贝谷科技股份有限公司 | A kind of light sealing Fumigation Station door |
| CN209228284U (en) * | 2018-07-20 | 2019-08-09 | 唐山曹妃甸木业股份有限公司 | Wood fumigation structure and fumigation system |
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