CN113684630A - Asphalt waterproof coiled material preimpregnation device - Google Patents
Asphalt waterproof coiled material preimpregnation device Download PDFInfo
- Publication number
- CN113684630A CN113684630A CN202111030505.9A CN202111030505A CN113684630A CN 113684630 A CN113684630 A CN 113684630A CN 202111030505 A CN202111030505 A CN 202111030505A CN 113684630 A CN113684630 A CN 113684630A
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- Prior art keywords
- dipping
- roller
- frame
- base
- groove
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06B—TREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
- D06B3/00—Passing of textile materials through liquids, gases or vapours to effect treatment, e.g. washing, dyeing, bleaching, sizing, impregnating
- D06B3/10—Passing of textile materials through liquids, gases or vapours to effect treatment, e.g. washing, dyeing, bleaching, sizing, impregnating of fabrics
- D06B3/18—Passing of textile materials through liquids, gases or vapours to effect treatment, e.g. washing, dyeing, bleaching, sizing, impregnating of fabrics combined with squeezing, e.g. in padding machines
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06B—TREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
- D06B23/00—Component parts, details, or accessories of apparatus or machines, specially adapted for the treating of textile materials, not restricted to a particular kind of apparatus, provided for in groups D06B1/00 - D06B21/00
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06B—TREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
- D06B3/00—Passing of textile materials through liquids, gases or vapours to effect treatment, e.g. washing, dyeing, bleaching, sizing, impregnating
- D06B3/34—Driving arrangements of machines or apparatus
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N5/00—Roofing materials comprising a fibrous web coated with bitumen or another polymer, e.g. pitch
- D06N5/003—Roofing materials comprising a fibrous web coated with bitumen or another polymer, e.g. pitch coated with bitumen
- D06N5/006—Roofing materials comprising a fibrous web coated with bitumen or another polymer, e.g. pitch coated with bitumen characterised by the means to apply it to a support or to another roofing membrane, e.g. self-adhesive layer or strip
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N2209/00—Properties of the materials
- D06N2209/14—Properties of the materials having chemical properties
- D06N2209/142—Hydrophobic
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Road Paving Machines (AREA)
Abstract
The invention discloses an asphalt waterproof coiled material pre-dipping device, which comprises a connecting frame and a pre-dipping mechanism, wherein the pre-dipping mechanism specifically comprises a dustproof frame, an extrusion roller, a discharge bin, a funnel, a pre-dipping groove, a contact roller, a collecting groove, a rotating rod, a connecting block, a scraping piece, a sleeve, a limiting groove and a motor, the dustproof frame is welded on one side of the surface of the connecting frame, the extrusion roller is connected on the inner wall of the dustproof frame in a matched and rotating mode, the number of the extrusion rollers is three, the pre-dipping groove is welded on the inner wall of the dustproof frame, the contact roller is connected on the inner wall of the pre-dipping groove in a matched and rotating mode, the number of the contact rollers is three, the whole device is provided with a good tension control mechanism, a tire base fold can not appear during pre-dipping of the whole device, the problem of subsequent pre-dipping is influenced, multiple extrusion is adopted, the pre-dipping can be better in the interior of the tire base, the pre-dipping efficiency is higher, the pre-dipping is more sufficient, the whole device can be massively used for pre-dipping the asphalt waterproof coiled material.
Description
Technical Field
The invention relates to the technical field of waterproof coiled material pre-soaking devices, in particular to an asphalt waterproof coiled material pre-soaking device.
Background
The production process of the asphalt waterproof coiled material is complex, the production of the existing asphalt waterproof coiled material is mostly finished by a batching device and a forming device, the batching device consists of a modification tank and a mixing tank, the forming process consists of conventional uncoiling, matrix drying, presoaking, oil coating, film coating, sand spreading, cooling, winding and packaging, the presoaking and oil coating steps are particularly important, and the device for finishing the two steps is the asphalt waterproof coiled material presoaking and oil coating device.
When the waterproof coiled material base is pre-soaked, the existing machine only needs to immerse the waterproof material in the existing machine, the whole pre-soaking efficiency is low, and the subsequent product quality is influenced by uneven pre-soaking of the base gene, so that an asphalt waterproof coiled material pre-soaking device is provided.
Disclosure of Invention
The invention aims to overcome the existing defects and provides a pre-dipping device for an asphalt waterproof coiled material, the whole device is provided with a good tension control mechanism, so that the problem that the subsequent pre-dipping is influenced because the base corrugation does not occur during the whole pre-dipping process, and the device can be pre-dipped into the base better by adopting multiple extrusion, so that the pre-dipping efficiency is higher, the pre-dipping is more sufficient, and the whole device can be used for pre-dipping the asphalt waterproof coiled material in large batch.
In order to achieve the purpose, the invention provides the following technical scheme:
an asphalt waterproof coiled material pre-dipping device comprises a connecting frame and a pre-dipping mechanism, wherein the pre-dipping mechanism is composed of a dustproof frame, an extrusion roller, a discharge bin, a funnel, pre-dipping grooves, a contact roller, a collecting groove, a rotating rod, connecting blocks, scraping sheets, sleeves, limiting grooves and a motor, the dustproof frame is welded on one side of the surface of the connecting frame, the number of the dustproof frame is three, the number of the extrusion rollers is three, the number of the pre-dipping grooves are welded on the inner wall of the dustproof frame, the number of the contact roller is three, the collecting groove is welded on the inner wall of the dustproof frame, the rotating rod is connected in a rotating and rotating way, the connecting blocks are welded on the surface of the rotating rod, the scraping sheets are connected in a rotating way in a surface matching and rotating way, the limiting grooves are formed on the surface of the dustproof frame, the sleeve is connected in a sliding way in a surface matching way, dustproof frame surface mounting has the blowing storehouse, blowing storehouse surface mounting has the funnel, dustproof frame surface mounting has the motor.
Preferably, still include tension mechanism, tension mechanism specifically comprises placing cylinder, gyro wheel, slide bar, sealed storehouse, spring coupling pole, contact piece, clutch blocks and supplementary cylinder, carriage surface mounting places the cylinder, carriage skin weld has the slide bar, slide bar inner wall welding has sealed storehouse, sealed storehouse surface mounting has spring coupling pole, spring coupling pole skin weld has contact piece, sealed storehouse surface mounting has the aperture, slide bar surface cooperation sliding connection has the slider, the clutch blocks is installed to the slider inner wall, carriage surface mounting has the gyro wheel, slider surface mounting has supplementary cylinder.
Preferably, a switch is installed on the surface of the dustproof frame.
Preferably, the production operation of the asphalt waterproof roll pre-soaking device comprises the following steps:
s1, placing the waterproof material in a discharge bin, opening the funnel, enabling the funnel to flow the appropriate waterproof material into the groove in advance, placing the waterproof coiled material base on the surface of a placing roller, pulling the base to sequentially pass through a roller, an auxiliary roller and the other side roller, and finally inserting the extrusion roller and the surface of a contact roller.
S2, start the motor through the switch, because link to each other through the chain between the three squeeze roll, the motor drives the chain and rotates, thereby drive three squeeze roll synchronous rotation, squeeze roll drives waterproofing membrane child base and removes under the auxiliary action of contact roll, and produce the extrusion to the child base and let its shrink, the funnel presoaks from the upper surface to the child base, presoaking groove presoaks from the lower surface to the child base, do not receive squeeze roll and contact roll extrusion back at the child base, can outwards expand under its own elasticity effect, at this moment can inwards absorb its surperficial waterproof material, thereby accomplish presoaking, let child base presoaking more fully through three squeeze roll and contact roll of group.
S3, according to the pre-dipping thickness of the required waterproof board, the sleeve is pulled out outwards and rotates, so that the rotating rod drives the connecting block to rotate, the distance between the two scraping pieces is adjusted, after the adjustment is finished, the sleeve is inserted, the sleeve and the limiting groove are combined with each other, the positioning is finally formed, and the pre-dipped tyre base is uniformly distributed on the surface of the tyre base under the action of the scraping pieces.
S4, after the use is finished, the motor is turned off through the switch, and the pre-soaking tank and the collecting tank are cleaned.
The invention has the following beneficial effects:
the waterproof material is placed in the material placing bin, the funnel is opened, the funnel is enabled to flow a proper waterproof material into the groove in advance, the waterproof coiled material tire base is placed on the surface of the placing roller, the tire base is pulled to sequentially penetrate through the roller, the auxiliary roller and the roller on the other side, and finally the extrusion roller and the surface of the contact roller are inserted, when the tire base moves, a certain tension is provided for the tire base under the action of the self gravity of the auxiliary roller and the action of the friction block, so that wrinkles are effectively prevented from occurring when the tire base normally moves, and the subsequent production is influenced, after the use is finished, the auxiliary roller does not have the support of the tire base, can move downwards under the action of the gravity, can be in contact with the contact block and drive the spring connecting rod to move downwards, at the time, the spring connecting rod compresses air in the sealed bin to be discharged outwards through the small hole, and reduces impact through friction between the air and the small hole, thereby increasing the overall service life, starting the motor through a switch, driving the chain to rotate by the motor due to the connection of the three extrusion rollers through the chain, driving the three extrusion rollers to synchronously rotate, driving the waterproof coiled material tire base to move under the auxiliary action of the contact roller by the extrusion rollers and extruding the tire base to contract, presoaking the tire base by the funnel from the upper surface, presoaking the tire base from the lower surface by the presoaking groove, and expanding outwards under the action of the elasticity of the tire base after the tire base is not extruded by the extrusion rollers and the contact roller, at the moment, absorbing the waterproof material on the surface inwards to finish presoaking, leading the tire base to presoaking more fully through the three groups of extrusion rollers and the contact roller, pulling out the sleeve pipe and rotating the rotating rod to drive the connecting block to rotate according to the presoaking thickness of the required waterproof board, thereby adjusting the distance between the two scraping blades, after the adjustment is finished, the sleeve is inserted, the sleeve is combined with the limiting groove, the positioning is finally formed, the tire base after presoaking is uniformly distributed on the surface of the tire base under the action of the scraping piece, the whole device is convenient to operate, the presoaking is more sufficient, the presoaking thickness can be adjusted as required, and the product is more flexible.
Drawings
FIG. 1 is a schematic view of the overall structure of an asphalt waterproof coiled material pre-impregnating device according to the present invention;
FIG. 2 is a schematic view of the inner wall structure of a dust-proof frame of a pre-dipping device for asphalt waterproof rolls of the present invention;
FIG. 3 is a schematic view of a slide bar structure of a pre-dipping device for asphalt waterproof coiled material according to the present invention;
fig. 4 is a schematic view of a rotating rod structure of the asphalt waterproof roll pre-dipping device of the present invention.
In the figure: 1. a connecting frame; 2. a tension mechanism; 201. placing a roller; 202. a roller; 203. a slide bar; 204. sealing the bin; 205. a spring connecting rod; 206. a contact block; 207. a small hole; 208. a slider; 209. a friction block; 210. an auxiliary drum; 3. a pre-dipping mechanism; 301. a dust-proof frame; 302. a squeeze roller; 303. a discharge bin; 304. a funnel; 305. a pre-soaking tank; 306. a contact roller; 307. collecting tank; 308. rotating the rod; 309. connecting blocks; 310. scraping a blade; 311. a sleeve; 312. a limiting groove; 313. a motor; 4. and (4) switching.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, and it is apparent that the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
The utility model provides an asphalt waterproof coiled material preimpregnation device, includes connection frame 1, still includes preimpregnation mechanism 3, preimpregnation mechanism 3 specifically comprises dustproof frame 301, squeeze roll 302, blowing storehouse 303, funnel 304, preimpregnation groove 305, contact roll 306, collecting vat 307, dwang 308, connecting block 309, doctor-bar 310, sleeve pipe 311, spacing groove 312 and motor 313, connection frame 1 surperficial one side welding has dustproof frame 301, dustproof frame 301 inner wall cooperation rotation is connected with squeeze roll 302, and squeeze roll 302 has threely, dustproof frame 301 inner wall welding has preimpregnation groove 305, preimpregnation groove 305 inner wall cooperation rotation is connected with contact roll 306, and contact roll 306 has threely, dustproof frame 301 inner wall welding has collecting vat 307, collecting vat 307 inner wall cooperation rotation is connected with dwang 308, dwang 308 surface welding has connecting block 309, connecting block 309 surface cooperation rotation is connected with the scraper blade, spacing groove 312 has been seted up on dustproof frame 301 surface, dwang 308 surface cooperation sliding connection has sleeve pipe 311, dustproof frame 301 surface mounting has bin 303, bin 303 surface mounting has funnel 304, dustproof frame 301 surface mounting has motor 313.
Preferably, still include tension mechanism 2, tension mechanism 2 specifically comprises placing cylinder 201, gyro wheel 202, slide bar 203, sealed storehouse 204, spring coupling pole 205, contact piece 206, clutch blocks 209 and supplementary cylinder 210, connection frame 1 surface mounting has places cylinder 201, connection frame 1 skin weld has slide bar 203, the welding of slide bar 203 inner wall has sealed storehouse 204, sealed storehouse 204 surface mounting has spring coupling pole 205, the welding of spring coupling pole 205 surface has contact piece 206, sealed storehouse 204 surface mounting has aperture 207, slide bar 203 surface cooperation sliding connection has slider 208, clutch blocks 209 is installed to slider 208 inner wall, connection frame 1 surface mounting has gyro wheel 202, slider 208 surface mounting has supplementary cylinder 210.
Preferably, the switch 4 is mounted on the surface of the dust-proof frame 301.
Preferably, the production operation of the asphalt waterproof roll pre-soaking device comprises the following steps:
s1, placing waterproof material in the discharge bin 303, opening the hopper 304, making it flow proper waterproof material into the groove in advance, placing the waterproof coiled material base on the surface of the placing roller 201, pulling the base to pass through the roller 202, the auxiliary roller 210 and the other side roller 202 in sequence, and finally inserting the extrusion roller 302 and the contact roller 306 surface.
S2, a motor 313 is started through a switch 4, the three squeezing rollers 302 are connected through a chain, the motor 313 drives the chain to rotate, the three squeezing rollers 302 are driven to rotate synchronously, the squeezing rollers 302 drive the waterproof coiled material tire base to move under the auxiliary action of the contact rollers 306 and squeeze the tire base to contract, a funnel 304 presoaks the tire base from the upper surface, a presoaking groove 305 presoaks the tire base from the lower surface, the tire base can expand outwards under the action of the elasticity of the tire base after not being squeezed by the squeezing rollers 302 and the contact rollers 306, the waterproof material on the surface of the tire base can be absorbed inwards at the moment, presoaking is completed, and the tire base is presoaked more fully through the three squeezing rollers 302 and the contact rollers 306.
S3, according to the pre-dipping thickness of the waterproof board, the sleeve 311 is pulled out outwards and rotates, so that the rotating rod 308 drives the connecting block 309 to rotate, the distance between the two scraping blades 310 is adjusted, after the adjustment is finished, the sleeve 311 is inserted, the sleeve 311 and the limiting groove 312 are combined with each other, and finally positioning is formed, and the pre-dipped tyre base is uniformly distributed on the surface of the tyre base under the action of the scraping blades 310.
And S4, after the use is finished, the motor 313 is turned off through the switch 4, and the pre-soaking tank 305 and the collecting tank 307 are cleaned.
In summary, the following steps: when the asphalt waterproof coiled material pre-soaking device is used, a waterproof material is placed in a material placing bin 303, a funnel 304 is opened, a proper waterproof material is poured into a groove in advance, a waterproof coiled material base is placed on the surface of a placing roller 201, the base is pulled to sequentially pass through a roller 202, an auxiliary roller 210 and a roller 202 on the other side, and finally the waterproof coiled material base is inserted into the surfaces of a squeezing roller 302 and a contact roller 306, when the base moves, a certain tension is provided for the base under the action of the self gravity of the auxiliary roller 210 and a friction block 209, so that wrinkles are effectively prevented from occurring when the base normally moves, and influence on subsequent production is avoided, and after the asphalt waterproof coiled material pre-soaking device is used, because the auxiliary roller 210 does not have the support of the base, the waterproof coiled material base can move downwards under the action of the gravity, the waterproof coiled material pre-soaking device can be in contact with the contact block 206 and drive a spring connecting rod 205 to move downwards, at this time, the spring connecting rod 205 compresses the air in the sealed cabin 204 to be discharged outwards through the small hole 207, the impact is reduced through the friction between the air and the small hole 207, so as to increase the service life of the whole body, the motor 313 is started through the switch 4, the motor 313 drives the chain to rotate due to the connection between the three squeezing rollers 302 through the chain, so as to drive the three squeezing rollers 302 to synchronously rotate, the squeezing rollers 302 drive the waterproof coiled material tyre base to move under the auxiliary action of the contact roller 306 and squeeze the tyre base to contract, the funnel 304 pre-soaks the tyre base from the upper surface, the pre-soaking groove 305 pre-soaks the tyre base from the lower surface, after the tyre base is not squeezed by the squeezing rollers 302 and the contact roller 306, the waterproof material on the surface is expanded outwards under the action of the elasticity of the tyre base, at this time, the waterproof material on the surface is absorbed inwards, so as to complete the pre-soaks the tyre base more fully through the three squeezing rollers 302 and the contact roller 306, according to the required pre-dipping thickness of the waterproof board, the sleeve 311 is pulled out outwards and rotates, so that the rotating rod 308 drives the connecting block 309 to rotate, the distance between the two scraping blades 310 is adjusted, after the adjustment is finished, the sleeve 311 is inserted, the sleeve 311 is combined with the limiting groove 312, and finally positioning is formed.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (4)
1. An asphalt waterproof coiled material preimpregnation device, includes linking frame (1), its characterized in that: the cleaning device is characterized by further comprising a pre-dipping mechanism (3), wherein the pre-dipping mechanism (3) is composed of a dustproof frame (301), an extrusion roller (302), a discharging bin (303), a funnel (304), a pre-dipping groove (305), a contact roller (306), a collecting tank (307), three rotating rods (308), a connecting block (309), a scraping blade (310), a sleeve (311), three limiting grooves (312) and a motor (313), the dustproof frame (301) is welded on one side of the surface of the connecting frame (1), the extrusion roller (302) is connected on the inner wall of the dustproof frame (301) in a matched and rotating mode, the pre-dipping groove (305) is welded on the inner wall of the dustproof frame (301), the contact roller (306) is connected on the inner wall of the collecting tank (301) in a matched and rotating mode, the collecting tank (307) is welded on the inner wall of the dustproof frame (301), the rotating rods (308) is connected on the inner wall of the collecting tank (307) in a matched and rotating mode, dwang (308) skin weld has connecting block (309), connecting block (309) surface cooperation is rotated and is connected with the scraper blade, spacing groove (312) have been seted up on dustproof frame (301) surface, dwang (308) surface cooperation sliding connection has sleeve pipe (311), dustproof frame (301) surface mounting has storage bin (303), storage bin (303) surface mounting has funnel (304), dustproof frame (301) surface mounting has motor (313).
2. The asphalt waterproofing membrane preimpregnation device according to claim 1, characterized in that: still include tension mechanism (2), tension mechanism (2) specifically by placing cylinder (201), gyro wheel (202), slide bar (203), sealed storehouse (204), spring coupling pole (205), contact piece (206), clutch blocks (209) and supplementary cylinder (210) and constitute, coupling frame (1) surface mounting has places cylinder (201), coupling frame (1) surface welding has slide bar (203), slide bar (203) inner wall welding has sealed storehouse (204), sealed storehouse (204) surface mounting has spring coupling pole (205), spring coupling pole (205) surface welding has contact piece (206), sealed storehouse (204) surface mounting has aperture (207), slide bar (203) surface fit sliding connection has slider (208), clutch blocks (209) are installed to slider (208) inner wall, coupling frame (1) surface mounting has gyro wheel (202), an auxiliary roller (210) is arranged on the surface of the sliding block (208).
3. The asphalt waterproofing membrane preimpregnation device according to claim 1, characterized in that: and a switch (4) is arranged on the surface of the dustproof frame (301).
4. The asphalt waterproofing membrane preimpregnation device according to claim 3, characterized in that: the production operation of the asphalt waterproof coiled material pre-soaking device comprises the following steps:
s1, waterproof materials are placed in the discharge bin (303), the hopper (304) is opened, appropriate waterproof materials are poured into the groove in advance, the waterproof coiled material base is placed on the surface of the placing roller (201), the base is pulled to sequentially pass through the roller (202), the auxiliary roller (210) and the roller (202) on the other side, and finally the extrusion roller (302) and the surface of the contact roller (306) are inserted.
S2, a motor (313) is started through a switch (4), the three squeezing rollers (302) are connected through a chain, the motor (313) drives the chain to rotate, so that the three squeezing rollers (302) are driven to rotate synchronously, the squeezing rollers (302) drive the waterproof coiled material tire base to move under the auxiliary action of a contact roller (306), the tire base is squeezed to shrink, a funnel (304) presoaks the tire base from the upper surface, a presoaking groove (305) presoaks the tire base from the lower surface, after the tire base is not squeezed by the squeezing rollers (302) and the contact roller (306), the tire base expands outwards under the action of the elasticity of the tire base, at the moment, the waterproof material on the surface of the tire base is absorbed inwards, presoaking is completed, and the tire base is presoaked more fully through the three squeezing rollers (302) and the contact roller (306).
S3, according to the pre-dipping thickness of the waterproof board, the sleeve (311) is pulled out outwards and rotated, so that the rotating rod (308) drives the connecting block (309) to rotate, the distance between the two scraping blades (310) is adjusted, after the adjustment is finished, the sleeve (311) is inserted, the sleeve and the limiting groove (312) are combined with each other, the positioning is finally formed, and the pre-dipped tyre base can be uniformly distributed on the surface of the tyre base under the action of the scraping blades (310).
And S4, after the use is finished, the motor (313) is turned off through the switch (4), and the pre-soaking tank (305) and the collecting tank (307) are cleaned.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111030505.9A CN113684630A (en) | 2021-09-03 | 2021-09-03 | Asphalt waterproof coiled material preimpregnation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111030505.9A CN113684630A (en) | 2021-09-03 | 2021-09-03 | Asphalt waterproof coiled material preimpregnation device |
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| Publication Number | Publication Date |
|---|---|
| CN113684630A true CN113684630A (en) | 2021-11-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111030505.9A Withdrawn CN113684630A (en) | 2021-09-03 | 2021-09-03 | Asphalt waterproof coiled material preimpregnation device |
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| CN (1) | CN113684630A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114308597A (en) * | 2021-12-29 | 2022-04-12 | 范晓义 | Production process of waterproof coiled material |
-
2021
- 2021-09-03 CN CN202111030505.9A patent/CN113684630A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114308597A (en) * | 2021-12-29 | 2022-04-12 | 范晓义 | Production process of waterproof coiled material |
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Application publication date: 20211123 |