CN213865961U - Fireproof liquid spraying device for single fireproof glass - Google Patents
Fireproof liquid spraying device for single fireproof glass Download PDFInfo
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- CN213865961U CN213865961U CN202023107915.2U CN202023107915U CN213865961U CN 213865961 U CN213865961 U CN 213865961U CN 202023107915 U CN202023107915 U CN 202023107915U CN 213865961 U CN213865961 U CN 213865961U
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Abstract
The utility model discloses a monolithic fire prevention glass fire prevention liquid spraying device, including fixed frame and seal box, the seal box is fixed on the top of fixed frame, and the top of seal box is provided with stock solution mechanism, and stock solution mechanism includes liquid reserve tank, apron and liquid feeding pipe, and the top of seal box inner chamber is provided with hydrojet mechanism, and hydrojet mechanism includes that electric telescopic handle, pressure plate, dead lever, rubber are scribbled piece, pipe, suction pump and gondola water faucet, and the inside of fixed frame is provided with removes supporting mechanism. The utility model can clean up stains on the surface of the fireproof glass through the rubber smearing block on the fixed rod, and can smear fireproof liquid sprayed on the surface of the fireproof glass uniformly, so that the situation that the fireproof liquid sprayed on the surface of the fireproof glass is not uniform can not occur; fireproof glass can not remove placing the inside emergence of frame and removing because of placing the frame, can not cause the unable complete spraying of fire prevention liquid on fireproof glass's surface, and used fire prevention liquid that makes simultaneously also can not spill the outside at the device.
Description
Technical Field
The utility model relates to a spraying device specifically is a monolithic fire prevention glass fire prevention liquid spraying device.
Background
The fireproof glass mainly plays a role in controlling the spread of fire or isolating smoke during fire prevention, is a measure type fireproof material, and the fireproof effect of the fireproof glass is evaluated by the fireproof performance.
Currently, the existing devices have the following problems:
1. the fireproof liquid is directly sprayed on the surface of the fireproof glass and is not coated, so that the situation that the fireproof liquid on the surface of the fireproof glass is not uniformly sprayed can occur;
2. the fireproof glass is placed on the conveying belt and then is driven by the conveying belt to move, so that in the process of spraying fireproof liquid in a transmission mode, the fireproof glass can move on the conveying belt, the fireproof liquid can not be completely sprayed on the surface of the fireproof glass, meanwhile, the fireproof liquid can be sprayed on the conveying belt and is brought out by the conveying belt to be scattered outside the device, and therefore the device is troublesome to clean. Therefore, the fire-proof liquid spraying device for the single-piece fire-proof glass is improved.
Disclosure of Invention
For solving the defect that prior art exists, the utility model provides a monolithic fire prevention glass fire prevention liquid spraying device.
In order to solve the technical problem, the utility model provides a following technical scheme:
the utility model relates to a monolithic fire-proof glass fireproof liquid spraying device, which comprises a fixed frame and a sealing box, wherein the sealing box is fixed at the top end of the fixed frame, the top end of the sealing box is provided with a liquid storage mechanism, the liquid storage mechanism comprises a liquid storage box, a cover plate and a liquid feeding pipe, the top end of the inner cavity of the sealing box is provided with a liquid spraying mechanism, the liquid spraying mechanism comprises an electric telescopic rod, a pressure plate, a fixed rod, a rubber coating block, a conduit, a water pump and a shower head, the inside of the fixed frame is provided with a movable supporting mechanism, the movable supporting mechanism comprises a placing frame, a chute, a fixed block, a threaded rod and a slow speed motor, one side of the sealing box is provided with an opening, the opening at one side of the sealing box is provided with a sealing mechanism, the sealing mechanism comprises a clamping frame, a sealing plate and a handle, the opening at the middle part of the other side of the sealing box is provided with an opening, a transparent glass plate is fixedly embedded at the opening at the middle part of the other side of the sealing box, the bottom mounting of fixed frame is equipped with the waste liquid collecting box, the bottom mounting of transparent glass board one side is pegged graft and is had the fluid-discharge tube from taking the valve, the fixed PLC controller that is equipped with in one side of liquid storage box, four edges of fixed frame bottom all fix and are equipped with the landing leg.
As a preferred technical scheme of the utility model, the liquid reserve tank is fixed on the top of seal box, the top at the liquid reserve tank is fixed to the apron, the fixed one end of pegging graft at the apron top of liquid feeding pipe.
As a preferred technical scheme of the utility model, the pressure plate is located the top of fixed frame, electric telescopic handle has two, two electric telescopic handle fixes respectively at the both ends at seal box inner chamber top, two electric telescopic handle's top respectively with the both ends fixed connection at pressure plate top, the dead lever has two, two the both ends in the pressure plate bottom are fixed respectively to the dead lever, the piece is paintd to rubber has two, two the bottom at two dead levers is fixed respectively to the piece is paintd to rubber.
As the utility model discloses a preferred technical scheme, the bottom at the liquid reserve tank inner chamber is fixed to the suction pump, the middle part in the pressure plate bottom is fixed to the gondola water faucet, the gondola water faucet passes through the delivery port intercommunication of pipe and suction pump.
As a preferred technical scheme of the utility model, place the inside that the frame is located fixed frame, the spout has two, two the both sides at fixed frame inner chamber are seted up respectively to the spout, the both ends of placing the frame are sliding connection respectively in the inside of two spouts, the middle part at placing the frame bottom is fixed to the fixed block, slow motor fixes in one side of fixed frame, the one end rotation of threaded rod run through fixed frame and with the tip fixed connection of slow motor output shaft, the other end screw thread of threaded rod runs through the fixed block and rotatory middle part of pegging graft in fixed frame inner chamber one side.
As a preferred technical scheme of the utility model, the card frame has two, two the card frame is fixed respectively in the bottom and the top of seal box one side opening part inner chamber, one side of seal box and the bottom and the top of seal box are run through in the activity of seal box and the inside of two card frames is sliding connection respectively on the top, the opposite side at the seal box is fixed to the handle.
As a preferred technical scheme of the utility model, four edges on apron top are all fixed and are equipped with the bolt, four the equal activity of bolt runs through the apron and respectively with four edge threaded connection on liquid reserve tank top.
As a preferred technical scheme of the utility model, PLC controller and external power supply electric connection, two electric telescopic handle all with the output electric connection of fluid-discharge tube, the output electric connection of suction pump and fluid-discharge tube, the output electric connection of slow motor and fluid-discharge tube.
The utility model has the advantages that:
1. according to the single-piece fireproof glass fireproof liquid spraying device, the pressure plate is arranged, only the electric telescopic rods are arranged at two ends of the top of the pressure plate, and the piston rods of the two electric telescopic rods apply pressure to the pressure plate at the same time, so that the pressure plate can drive the fixing rod and the rubber coating block to move downwards, stains on the surface of fireproof glass can be cleaned through the rubber coating block on the fixing rod, and meanwhile, fireproof liquid can be uniformly sprayed on the surface of the fireproof glass, so that the condition that the fireproof liquid on the surface of the fireproof glass is not uniformly sprayed is avoided;
2. through being equipped with and placing the frame, place fire prevention glass and carry on spacingly in it, later it is rotatory to drive the threaded rod through the output shaft of slow speed motor, just can drive the fixed block removal in the rotation of threaded rod like this, thereby it removes to drive and place the frame, thereby carry out the position removal to fire prevention glass who places on the frame, the gondola water faucet just can be to fire prevention glass surface all with the spraying fire prevention liquid like this, the waste liquid can directly drop at the inside quilt of transparent glass board and collect simultaneously, and can not be taken out the device outside, fire prevention glass can not remove and place the inside emergence of frame and remove because of placing the frame like this, can not cause the unable complete spraying of fire prevention liquid on fire prevention glass's surface, make used fire prevention liquid also can not spill the outside that falls at the device simultaneously.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments or technical descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of a fire-retardant liquid spraying device for single fireproof glass of the present invention;
FIG. 2 is a schematic view of the cross-sectional structure of the sealing box of the fireproof liquid spraying device for single fireproof glass of the present invention;
FIG. 3 is a schematic top view of the cross-sectional structure of the sealing box of the fire-retardant liquid spraying device for single fireproof glass of the present invention;
fig. 4 is a schematic view of a partial section structure of a sealing mechanism of the fireproof liquid spraying device for single fireproof glass of the present invention.
Detailed Description
In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
Example (b): as shown in figures 1, 2, 3 and 4, the utility model relates to a single-piece fireproof glass fireproof liquid spraying device, which comprises a fixed frame 1 and a sealing box 2, wherein the sealing box 2 is fixed at the top end of the fixed frame 1, the top end of the sealing box 2 is provided with a liquid storage mechanism, the liquid storage mechanism comprises a liquid storage box 3, a cover plate 4 and a liquid feeding pipe 5, the top end of the inner cavity of the sealing box 2 is provided with a liquid spraying mechanism, the liquid spraying mechanism comprises an electric telescopic rod 6, a pressure plate 7, a fixed rod 8, a rubber coating block 9, a conduit 10, a water pump 11 and a shower head 12, the inside of the fixed frame 1 is provided with a movable supporting mechanism, the movable supporting mechanism comprises a placing frame 13, a chute 14, a fixed block 15, a threaded rod 16 and a slow speed motor 17, one side of the sealing box 2 is provided with an opening, the opening at one side of the sealing box 2 is provided with a sealing mechanism, the sealing mechanism comprises a clamping frame 18, a sealing plate 19 and a handle 20, the middle part at the other side of the sealing box 2 is provided with an opening, 2 opposite side middle part openings of seal box are fixed to be inlayed and are equipped with clear glass board 21, and the bottom mounting of fixed frame 1 is equipped with waste liquid collecting box 22, and the bottom mounting of clear glass board 21 one side is pegged graft and is had fluid-discharge tube 23 from taking the valve, and the fixed PLC controller 24 that is equipped with in one side of liquid reserve tank 3, four edges of fixed frame 1 bottom all fix and are equipped with landing leg 25.
Wherein, liquid reserve tank 3 is fixed on the top of seal box 2, and apron 4 is fixed on the top of liquid reserve tank 3, and the fixed one end of pegging graft at apron 4 top of liquid feeding pipe 5 can store fire prevention liquid through being equipped with liquid reserve tank 3, can seal liquid reserve tank 3 through being equipped with apron 4, prevents that the inside fire prevention liquid of liquid reserve tank 3 from spilling, can pour into fire prevention liquid into to the inside of liquid reserve tank 3 through liquid feeding pipe 5.
Wherein, the pressure plate 7 is positioned at the top of the fixed frame 1, two electric telescopic rods 6 are provided, two electric telescopic rods 6 are respectively fixed at two ends of the top of the inner cavity of the sealed box 2, the top ends of the two electric telescopic rods 6 are respectively fixedly connected with two ends of the top of the pressure plate 7, two fixed rods 8 are provided, two fixed rods 8 are respectively fixed at two ends of the bottom of the pressure plate 7, two rubber coating blocks 9 are provided, two rubber coating blocks 9 are respectively fixed at the bottom ends of the two fixed rods 8, by arranging the electric telescopic rod 6, a pressure is applied to the pressure plate 7 through a piston rod of the electric telescopic rod 6, so that the pressure plate 7 can drive the fixing rod 8 and the rubber smearing block 9 to move downwards, the rubber smearing block 9 on the fixing rod 8 can be used for cleaning stains on the surface of the fireproof glass and smearing the fireproof liquid on the surface of the fireproof glass uniformly.
Wherein, suction pump 11 fixes the bottom at 3 inner chambers of liquid reserve tank, and gondola water faucet 12 fixes the middle part in 7 bottoms of pressure plate, and gondola water faucet 12 passes through the delivery port intercommunication of pipe 10 with suction pump 11, through being equipped with suction pump 11, can take out the fire protection liquid of 3 inside of liquid reserve tanks and carry for gondola water faucet 12 through pipe 10 through suction pump 11, later sprays the fire protection liquid on fire prevention glass's surface through gondola water faucet 12.
Wherein, the placing frame 13 is positioned inside the fixed frame 1, the number of the sliding chutes 14 is two, the two sliding chutes 14 are respectively arranged at two sides of the inner cavity of the fixed frame 1, two ends of the placing frame 13 are respectively connected inside the two sliding chutes 14 in a sliding manner, the fixed block 15 is fixed at the middle part of the bottom end of the placing frame 13, the slow motor 17 is fixed at one side of the fixed frame 1, one end of the threaded rod 16 is rotatably penetrated through the fixed frame 1 and is fixedly connected with the end part of the output shaft of the slow motor 17, the other end of the threaded rod 16 is penetrated through the fixed block 15 and is rotatably inserted in the middle part of one side of the inner cavity of the fixed frame 1, the placing frame 13 is provided with fireproof glass, the placing frame 13 can be limited by respectively connecting two ends of the placing frame 13 in the two sliding chutes 14 in a sliding manner, the output shaft of the slow motor 17 drives the threaded rod 16 to rotate, thus the fixed block 15 can be driven to move while the threaded rod 16 rotates, thereby driving the placing frame 13 to move, and thus moving the position of the fireproof glass on the placing frame 13.
Wherein, card frame 18 has two, two card frames 18 are fixed respectively at the bottom and the top of seal box 2 one side opening part inner chamber, one side of seal box 2 is run through in the activity of closing plate 19 and the bottom and the top of closing plate 19 are sliding connection respectively in the inside of two card frames 18, the opposite side at closing plate 19 is fixed to handle 20, can seal box 2 through closing plate 19, through sliding connection respectively in the inside of two card frames 18 with the bottom and the top of closing plate 19, can carry on spacingly to closing plate 19 like this, can pull out closing plate 19 through being equipped with handle 20.
Wherein, four edges on apron 4 top all fix and are equipped with the bolt, four bolts all activity run through apron 4 and respectively with four edges threaded connection on 3 tops of liquid reserve tank, can fix between apron 4 and the liquid reserve tank 3 through the bolt, through unscrewing the bolt for apron 4 breaks away from with liquid reserve tank 3, just so can be to 3 inside clearance of liquid reserve tank and change subassembly.
Wherein, PLC controller 24 and external power supply electric connection, two electric telescopic handle 6 all with the output electric connection of fluid-discharge tube 23, suction pump 11 and the output electric connection of fluid-discharge tube 23, slow motor 17 and the output electric connection of fluid-discharge tube 23.
When the device works, fireproof glass is placed inside the placing frame 13, then the sealing plate 19 is pushed by the handle 20 to move to seal the sealing box 2, then fireproof liquid is added into the liquid storage box 3 through the liquid feeding pipe 5, the transparent glass plate 21 is fixedly embedded at the middle opening at the other side of the sealing box 2, the working condition inside the sealing box 2 can be observed through the transparent glass plate 21, the operation is convenient, then the PLC 24 is opened, the PLC 24 is preferably FX1S-10, the two electric telescopic rods 6 are controlled to start working through the PLC 24, the two electric telescopic rods 6 are preferably LX600, pressure is simultaneously applied to the pressure plate 7 through the piston rods of the two electric telescopic rods 6, so that the pressure plate 7 can drive the fixing rod 8 and the rubber coating block 9 to move downwards, and then the water suction pump 11 and the slow-speed motor 17 are controlled to start working simultaneously through the PLC 24, the water pump 11 is preferably of an MSH-440 type, the slow motor 17 is preferably of a 68KTYZ type, the water pump 11 pumps the fireproof liquid in the liquid storage tank 3 and conveys the fireproof liquid to the shower head 12 through the guide pipe 10, then the fireproof liquid is sprayed out through the shower head 12, the output shaft of the slow motor 17 drives the threaded rod 16 to rotate, so that the threaded rod 16 can drive the fixing block 15 to move while rotating, the placing frame 13 is driven to move, the fireproof glass on the placing frame 13 is moved, firstly, one of the rubber coating blocks 9 can clean stains on the surface of the fireproof glass, then, the shower head 12 can spray the fireproof liquid on the surface of the fireproof glass on the placing frame 13, then, the other rubber coating block 9 can uniformly coat the fireproof liquid on the surface of the fireproof glass, the used waste liquid can directly fall into the waste liquid collection tank 22 to be collected, and then, the PLC 24 controls the water pump 11 to stop working, simultaneously, the two electric telescopic rods 6 are controlled, piston rods of the two electric telescopic rods 6 drive the pressure plate 7 to move upwards, then the PLC controller 24 controls the slow motor 17, an output shaft of the slow motor 17 drives the threaded rod 16 to rotate reversely, the threaded rod 16 drives the fixing block 15 to move reversely, the placing frame 13 is moved to an opening on one side of the sealing box 2, then the sealing plate 19 is pulled out through the handle 20, and the fireproof glass inside the placing frame 13 can be taken out.
Claims (7)
1. The utility model provides a monolithic fire prevention glass fire prevention liquid spraying device, includes fixed frame (1) and seal box (2), its characterized in that, seal box (2) are fixed on the top of fixed frame (1), the top of seal box (2) is provided with stock solution mechanism, stock solution mechanism includes liquid reserve tank (3), apron (4) and filling tube (5), the top of seal box (2) inner chamber is provided with liquid spray mechanism, liquid spray mechanism includes electric telescopic handle (6), pressure plate (7), dead lever (8), rubber daub piece (9), pipe (10), suction pump (11) and gondola water faucet (12), the inside of fixed frame (1) is provided with removes supporting mechanism, remove supporting mechanism including placing frame (13), spout (14), fixed block (15), threaded rod (16) and slow motor (17), the opening has been seted up to seal box (2) one side, the sealing box is characterized in that a sealing mechanism is arranged at an opening on one side of the sealing box (2), the sealing mechanism comprises a clamping frame (18), a sealing plate (19) and a handle (20), an opening is formed in the middle of the other side of the sealing box (2), a transparent glass plate (21) is fixedly embedded at an opening in the middle of the other side of the sealing box (2), a waste liquid collecting box (22) is fixedly arranged at the bottom end of the fixing frame (1), a liquid discharging pipe (23) with a valve is spliced at the bottom end of one side of the transparent glass plate (21), a PLC (programmable logic controller) controller (24) is fixedly arranged on one side of the liquid storing box (3), and supporting legs (25) are fixedly arranged at four corners of the bottom end of the fixing frame (1).
2. The fireproof liquid spraying device for single fireproof glass sheets according to claim 1, wherein the liquid storage tank (3) is fixed at the top end of the sealing tank (2), the cover plate (4) is fixed at the top end of the liquid storage tank (3), and the liquid feeding pipe (5) is fixedly inserted at one end of the top of the cover plate (4).
3. The fireproof liquid spraying device for single-piece fireproof glass according to claim 1, wherein the pressure plate (7) is located at the top of the fixing frame (1), the number of the electric telescopic rods (6) is two, the two electric telescopic rods (6) are respectively fixed at two ends of the top of the inner cavity of the sealed box (2), the top ends of the two electric telescopic rods (6) are respectively fixedly connected with two ends of the top of the pressure plate (7), the number of the fixing rods (8) is two, the two fixing rods (8) are respectively fixed at two ends of the bottom of the pressure plate (7), the number of the rubber coating blocks (9) is two, and the two rubber coating blocks (9) are respectively fixed at the bottom ends of the two fixing rods (8).
4. The fire-proof liquid spraying device for the single fireproof glass sheet as claimed in claim 1, wherein the water pump (11) is fixed at the bottom of the inner cavity of the liquid storage tank (3), the shower head (12) is fixed at the middle of the bottom end of the pressure plate (7), and the shower head (12) is communicated with the water outlet of the water pump (11) through the conduit (10).
5. The fireproof liquid spraying device for the single fireproof glass sheet according to claim 1, wherein the placement frame (13) is located inside the fixed frame (1), the number of the sliding grooves (14) is two, the two sliding grooves (14) are respectively formed in two sides of an inner cavity of the fixed frame (1), two ends of the placement frame (13) are respectively connected inside the two sliding grooves (14) in a sliding manner, the fixed block (15) is fixed in the middle of the bottom end of the placement frame (13), the slow motor (17) is fixed on one side of the fixed frame (1), one end of the threaded rod (16) rotatably penetrates through the fixed frame (1) and is fixedly connected with the end of an output shaft of the slow motor (17), and the other end of the threaded rod (16) rotatably penetrates through the fixed block (15) and is rotatably inserted in the middle of one side of the inner cavity of the fixed frame (1).
6. The fireproof liquid spraying device for the single fireproof glass sheet according to claim 1, wherein two clamping frames (18) are provided, the two clamping frames (18) are respectively fixed at the bottom end and the top end of the inner cavity of the opening at one side of the sealing box (2), the closing plate (19) movably penetrates through one side of the sealing box (2), the bottom end and the top end of the closing plate (19) are respectively connected inside the two clamping frames (18) in a sliding manner, and the handle (20) is fixed at the other side of the closing plate (19).
7. The spraying device of the fireproof liquid for single fireproof glass sheet according to claim 1, wherein bolts are fixedly arranged at four corners of the top end of the cover plate (4), and the four bolts movably penetrate through the cover plate (4) and are respectively in threaded connection with the four corners of the top end of the liquid storage tank (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023107915.2U CN213865961U (en) | 2020-12-22 | 2020-12-22 | Fireproof liquid spraying device for single fireproof glass |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023107915.2U CN213865961U (en) | 2020-12-22 | 2020-12-22 | Fireproof liquid spraying device for single fireproof glass |
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| Publication Number | Publication Date |
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| CN213865961U true CN213865961U (en) | 2021-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202023107915.2U Active CN213865961U (en) | 2020-12-22 | 2020-12-22 | Fireproof liquid spraying device for single fireproof glass |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114349359A (en) * | 2021-12-27 | 2022-04-15 | 盐城牧东光电科技有限公司 | Low-reflection high-light-transmittance cover plate and manufacturing process thereof |
-
2020
- 2020-12-22 CN CN202023107915.2U patent/CN213865961U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114349359A (en) * | 2021-12-27 | 2022-04-15 | 盐城牧东光电科技有限公司 | Low-reflection high-light-transmittance cover plate and manufacturing process thereof |
| CN114349359B (en) * | 2021-12-27 | 2023-06-09 | 盐城牧东光电科技有限公司 | Low-reflection high-light-transmittance cover plate and manufacturing process thereof |
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