CN208712362U - A kind of touch screen cleaning device - Google Patents
A kind of touch screen cleaning device Download PDFInfo
- Publication number
- CN208712362U CN208712362U CN201821423757.1U CN201821423757U CN208712362U CN 208712362 U CN208712362 U CN 208712362U CN 201821423757 U CN201821423757 U CN 201821423757U CN 208712362 U CN208712362 U CN 208712362U
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- cleaning case
- touch screen
- cleaning
- block
- 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.)
- Active
Links
Abstract
The utility model discloses a kind of touch screen cleaning devices, including cleaning case, the midpoint of the cleaning case bottom offers discharge outlet, placement plate is fixedly connected on the right side of the cleaning chamber interior wall, it is fixedly connected at the top of the placement plate there are two fixed block, is provided with touch screen between two fixed blocks.The utility model passes through placement plate, fixed block, baffle, slide bar, sliding block, reset spring, telescopic rod, connecting plate, support rod, sponge block, support spring, semicircular ring, rolling bearing, driven spindle, reel, driven wheel of differential, positive and negative motor, positive and negative shaft, drive bevel gear, wirerope, water tank, water inlet, water pump, water inlet pipe, outlet pipe, high-pressure nozzle and filter plate cooperate, play the good effect of cleaning effect, it does not need manually to be cleaned, it is time saving and energy saving, it ensure that cleaning quality, artificial cleaning is avoided to damage to the health of staff.
Description
Technical field
The utility model relates to touch screen technology field, specially a kind of touch screen cleaning device.
Background technique
Touch screen is a kind of induction type liquid crystal display device of the input signals such as receivable contact, when contacting on screen
When graphic button, the haptic feedback system on screen can drive various connection devices according to the formula of preprogramming, can be used to take
For mechanical push button panel, and lively visual and sound effects are produced by liquid crystal display picture.Currently, in touch screen processing
In the process, it needs to cut touch screen, polish, plate ink etc., so as to cause a large amount of lubricating oil, cold is adhered on touch screen
But the impurity such as liquid and clast need to clean touch screen.And common touch screen cleaning device cleaning effect is paid no attention to
Think, man-hour manually hand-held cleaning device is needed to be cleaned, it is not only time-consuming and laborious, and also the quality manually cleaned is unable to get guarantee,
Artificial cleaning simultaneously can often touch the chemical substance on touch screen, and prolonged contact can be to the health of staff
It damages.
Utility model content
The purpose of this utility model is to provide a kind of touch screen cleaning devices, have the good advantage of cleaning effect, solution
Common touch screen of the having determined problem undesirable with cleaning device cleaning effect.
To achieve the above object, the utility model provides the following technical solutions: a kind of touch screen cleaning device, including clear
Tank-washer, the midpoint of the cleaning case bottom offer discharge outlet, are fixedly connected with placement plate on the right side of the cleaning chamber interior wall,
It is fixedly connected at the top of the placement plate there are two fixed block, is provided with touch screen between two fixed blocks, the touch screen
It contacts with each other at the top of bottom and placement plate, is fixedly connected with baffle at the top of the cleaning chamber interior wall, on the left of the baffle
Bottom is fixedly connected with slide bar, is fixedly connected on the left of the left end of the slide bar and cleaning chamber interior wall, the slide bar surface and right
The position of touch screen is answered to be connected with sliding block, the position at the top and bottom of the sliding block left side and corresponding slide bar is fixedly connected with
There is reset spring, is fixedly connected on the left of the left end of the reset spring and cleaning chamber interior wall, the bottom of the sliding block is fixed to be connected
It is connected to telescopic rod, the bottom of the telescopic rod is fixedly connected with connecting plate, and the bottom of the connecting plate is fixedly connected with support rod,
The bottom of the support rod is fixedly connected with sponge block, contacts with each other at the top of the bottom of the sponge block and touch screen, described
The surface of telescopic rod is socketed with support spring, the top and bottom of the support spring respectively with the bottom of sliding block and connecting plate
Top is fixedly connected, and the top on the right side of the sliding block is fixedly connected with semicircular ring, and the top on the right side of the cleaning case is fixedly connected
There is support plate, the bottom of the support plate is fixedly connected with rolling bearing, and the internal activity of the rolling bearing is connected with driven
Shaft, the bottom of the driven spindle, which is run through rolling bearing and extended to, is fixedly connected with reel outside it, the driven spindle
Top sequentially pass through rolling bearing and support plate from bottom to up and extend to the outside of support plate and be fixedly connected with from mantle tooth
It takes turns, the right side at the top of the cleaning case is fixedly connected with supporting block, and positive and negative motor, institute are fixedly connected at the top of the supporting block
State and be fixedly connected with positive and negative shaft on the output shaft of positive and negative motor, the right end of the positive and negative shaft be fixedly connected with from mantle tooth
Take turns intermeshing drive bevel gear, the surface wrap of the reel has a wirerope, the one end of the wirerope far from reel according to
The secondary outside run through cleaning case and baffle and extend to baffle is fixedly connected with semicircular ring, and the bottom on the right side of the cleaning case is fixed
It is connected with water tank, the right side opening of the tank top is equipped with water inlet, is fixedly connected with water pump on the left of the tank top, institute
The pump mouth for stating water pump is fixedly connected with water inlet pipe, and the one end of the water inlet pipe far from water pump is through water tank and extends in it
Portion, the water outlet of the water pump are fixedly connected with outlet pipe, and the outlet pipe runs through cleaning case and extension far from one end of water pump
It is fixedly connected with high-pressure nozzle inside to it, support base is fixedly connected at left and right sides of the cleaning case bottom, it is described clear
Filter plate is fixedly connected on tank-washer inner wall and below placement plate.
Preferably, the bottom at left and right sides of the cleaning chamber interior wall is fixedly connected to drainage block, the bottom of the drainage block
Portion is fixedly connected with the bottom of cleaning chamber interior wall.
Preferably, limited block, the limited block are fixedly connected at the top of the cleaning chamber interior wall and on the left of sliding block
Right side and sliding block on the left of contact with each other.
Preferably, on the right side of the cleaning chamber interior wall and position between placement plate and outlet pipe is fixedly connected with fixation
Bar, the fixed link are fixedly connected close to one end of outlet pipe with outlet pipe.
Compared with prior art, the beneficial effects of the utility model are as follows:
1, the utility model by placement plate, fixed block, baffle, slide bar, sliding block, reset spring, telescopic rod, connecting plate,
It is support rod, sponge block, support spring, semicircular ring, rolling bearing, driven spindle, reel, driven wheel of differential, positive and negative motor, positive and negative
Shaft, drive bevel gear, wirerope, water tank, water inlet, water pump, water inlet pipe, outlet pipe, high-pressure nozzle and filter plate phase interworking
It closes, plays the good effect of cleaning effect, do not need manually to be cleaned, it is time saving and energy saving, it ensure that cleaning quality, avoid
Artificial cleaning is damaged to the health of staff.
2, the utility model is prevented the waste water inside cleaning case to be trapped in inside cleaning case, is passed through by setting drainage block
Limited block is set, plays the position-limiting action to sliding block, limits the range of slide block movement, by the way that fixed link is arranged, is played
Fixation supporting role to outlet pipe, prevents outlet pipe from shaking.
Detailed description of the invention
Fig. 1 is the cross-sectional view of the structure of the utility model front view；
Fig. 2 is the structural schematic diagram of the utility model front view；
Fig. 3 is the partial enlarged view of A in the utility model Fig. 1；
Fig. 4 is the partial enlarged view of B in the utility model Fig. 1.
In figure: 1 cleaning case, 2 discharge outlet, 3 placement plates, 4 fixed blocks, 5 touch screens, 6 baffles, 7 slide bars, 8 sliding blocks, 9 reset
Spring, 10 telescopic rods, 11 connecting plates, 12 support rods, 13 sponge blocks, 14 support springs, 15 semicircular rings, 16 support plates, 17 roll
Bearing, 18 driven spindles, 19 reels, 20 driven wheel of differential, 21 supporting blocks, 22 positive and negative motors, 23 positive and negative shafts, 24 active conical tooths
Wheel, 25 wirerope, 26 water tanks, 27 water inlets, 28 water pumps, 29 water inlet pipes, 30 outlet pipes, 31 high-pressure nozzles, 32 support bases, 33 mistakes
Filter plate, 34 drainage blocks, 35 limited blocks, 36 fixed links.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
It please refers to Fig. 1-4, a kind of touch screen cleaning device, including cleaning case 1, the front of cleaning case 1 and is provided with chamber door,
Bottom at left and right sides of 1 inner wall of cleaning case is fixedly connected to drainage block 34, drains the bottom of block 34 and the bottom of 1 inner wall of cleaning case
Portion is fixedly connected, and is drained block 34 by setting, is prevented the waste water inside cleaning case 1 to be trapped in inside cleaning case 1,1 bottom of cleaning case
The midpoint in portion offers discharge outlet 2, and placement plate 3 is fixedly connected on the right side of 1 inner wall of cleaning case, and the top of placement plate 3 is fixed
Connection is provided with touch screen 5, the bottom of touch screen 5 and the top phase of placement plate 3 between two fixed blocks 4 there are two fixed block 4
It mutually contacts, baffle 6 is fixedly connected at the top of 1 inner wall of cleaning case, the bottom in 6 left side of baffle is fixedly connected with slide bar 7, slide bar 7
Left end and 1 inner wall of cleaning case on the left of be fixedly connected, the position of 7 surface of slide bar and corresponding touch screen 5 is connected with sliding block
8, at the top of cleaning case 1 inner wall and it is located at the left side of sliding block 8 and is fixedly connected with limited block 35, the right side of limited block 35 and sliding block 8
Left side contacts with each other, and by setting limited block 35, plays the position-limiting action to sliding block 8, limits the range of the movement of sliding block 8,
The position of the left side of sliding block 8 and 7 top and bottom of corresponding slide bar is fixedly connected to reset spring 9, the left end of reset spring 9 and clear
It is fixedly connected on the left of 1 inner wall of tank-washer, the bottom of sliding block 8 is fixedly connected with telescopic rod 10, and the bottom of telescopic rod 10 is fixedly connected
There is connecting plate 11, the bottom of connecting plate 11 is fixedly connected with support rod 12, and the bottom of support rod 12 is fixedly connected with sponge block 13,
The bottom of sponge block 13 and the top of touch screen 5 contact with each other, and the surface of telescopic rod 10 is socketed with support spring 14, support spring
14 top and bottom are fixedly connected with the top of the bottom of sliding block 8 and connecting plate 11 respectively, and the top on 8 right side of sliding block is fixed to be connected
It is connected to semicircular ring 15, the top on 1 right side of cleaning case is fixedly connected with support plate 16, and the bottom of support plate 16 is fixedly connected with rolling
Bearing 17, the internal activity of rolling bearing 17 are connected with driven spindle 18, the bottom of driven spindle 18 through rolling bearing 17 and
It extends to outside it and is fixedly connected with reel 19, the top of driven spindle 18 sequentially passes through rolling bearing 17 and support from bottom to up
Plate 16 and the outside for extending to support plate 16 are fixedly connected with driven wheel of differential 20, and the right side at 1 top of cleaning case is fixedly connected with
Supporting block 21, the top of supporting block 21 are fixedly connected with positive and negative motor 22, are fixedly connected with just on the output shaft of positive and negative motor 22
Reversing shaft 23, the right end of positive and negative shaft 23 are fixedly connected with and the intermeshing drive bevel gear 24 of driven wheel of differential 20, reel
19 surface wrap has wirerope 25, and wirerope 25 sequentially passes through cleaning case 1 and baffle 6 far from one end of reel 19 and extends to
The outside of baffle 6 is fixedly connected with semicircular ring 15, and the bottom on 1 right side of cleaning case is fixedly connected with water tank 26,26 top of water tank
Right side opening is equipped with water inlet 27, and the left side at 26 top of water tank is fixedly connected with water pump 28, and the pump mouth of water pump 28 is fixedly connected with
Water inlet pipe 29, the one end of water inlet pipe 29 far from water pump 28 is through water tank 26 and extends to inside it, and the water outlet of water pump 28 is fixed
It is connected with outlet pipe 30, on the right side of 1 inner wall of cleaning case and the position between placement plate 3 and outlet pipe 30 is fixedly connected with fixation
Bar 36, fixed link 36 are fixedly connected close to one end of outlet pipe 30 with outlet pipe 30, by the way that fixed link 36 is arranged, are played to out
The fixation supporting role of water pipe 30 prevents outlet pipe 30 from shaking, and the one end of outlet pipe 30 far from water pump 28 is through cleaning case 1 and prolongs
It extends to and is fixedly connected with high-pressure nozzle 31 inside it, support base 32 is fixedly connected at left and right sides of 1 bottom of cleaning case, clean
It is fixedly connected with filter plate 33 on 1 inner wall of case and positioned at the lower section of placement plate 3, passes through placement plate 3, fixed block 4, baffle 6, slide bar
7, sliding block 8, reset spring 9, telescopic rod 10, connecting plate 11, support rod 12, sponge block 13, support spring 14, semicircular ring 15, rolling
Dynamic bearing 17, driven spindle 18, reel 19, driven wheel of differential 20, positive and negative motor 22, positive and negative shaft 23, drive bevel gear 24, steel
Cord 25, water tank 26, water inlet 27, water pump 28, water inlet pipe 29, outlet pipe 30, high-pressure nozzle 31 and filter plate 33 cooperate,
The good effect of cleaning effect is played, does not need manually to be cleaned, it is time saving and energy saving, it ensure that cleaning quality, avoid
Artificial cleaning is damaged to the health of staff.
In use, opening chamber door, touch screen 5 is placed between two fixed blocks 4 at 3 top of placement plate, then shuts case
Door, by water inlet 27 into water tank 26 topped up with water, then start water pump 28, by water pump 28 by water inlet pipe 29 extract water tank 26
In water, water passes sequentially through outlet pipe 30 and high-pressure nozzle 31, is finally rinsed by high-pressure nozzle 31 to touch screen 5, simultaneously
Start positive and negative motor 22, drive positive and negative shaft 23 to rotate in the forward direction by positive and negative motor 22, positive and negative shaft 23 drives drive bevel gear 24
Rotation, drive bevel gear 24 drive driven wheel of differential 20 to rotate, and driven wheel of differential 20 successively drives driven spindle 18 and reel 19
Rotation, 19 scrolling wirerope 25 of reel, the other end of wirerope 25 successively pull semicircular ring 15 and sliding block 8 to move right while drawing
Reset spring 9 is stretched, to successively drive telescopic rod 10, support spring 14, connecting plate 11, support rod 12 and sponge block by sliding block 8
13 move right and wipe to touch screen 5, until being driven by positive and negative motor 22 positive and negative after sliding block 8 moves to the position of baffle 6
Shaft 23 reversely rotates, to pull sliding block 8 to be resetted by reset spring 9, so that sponge block 13 be driven to move downward progress
It resets, constantly repeatedly above step, so that constantly left and right moves back and forth and wipes the surface of touch screen 5 sponge block 13
It wipes, while being constantly rinsed by high-pressure nozzle 31, so that clast, lubricating oil and the coolant liquid etc. on 5 surface of touch screen
Dirt is completely removed, so that clast is fallen on filter plate 33 with water flow, the substances such as lubricating oil and coolant liquid are logical with water flow
The discharge of discharge outlet 2 is crossed, after to be cleaned, chamber door opened, that is, can be taken off touch screen 5, while can also be on filter plate 33
Clast is handled.
In summary: the touch screen cleaning device by placement plate 3, fixed block 4, baffle 6, slide bar 7, sliding block 8, is answered
Position spring 9, telescopic rod 10, connecting plate 11, support rod 12, sponge block 13, support spring 14, semicircular ring 15, rolling bearing 17, from
Turn axis 18, reel 19, driven wheel of differential 20, positive and negative motor 22, positive and negative shaft 23, drive bevel gear 24, wirerope 25, water tank
26, water inlet 27, water pump 28, water inlet pipe 29, outlet pipe 30, high-pressure nozzle 31 and filter plate 33 cooperate, and solve common
The touch screen problem undesirable with cleaning device cleaning effect.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (4)
1. a kind of touch screen cleaning device, including cleaning case (1), it is characterised in that: the midpoint of cleaning case (1) bottom
It offers discharge outlet (2), is fixedly connected with placement plate (3) on the right side of cleaning case (1) inner wall, the top of the placement plate (3)
Portion is fixedly connected there are two fixed block (4), is provided with touch screen (5) between two fixed blocks (4), the bottom of the touch screen (5)
It contacts with each other at the top of portion and placement plate (3), is fixedly connected with baffle (6), the baffle at the top of cleaning case (1) inner wall
(6) bottom on the left of is fixedly connected with slide bar (7), the fixed company in the left end of the slide bar (7) and the left side of cleaning case (1) inner wall
It connects, the position of slide bar (7) surface and corresponding touch screen (5) is connected with sliding block (8), on the left of the sliding block (8) and right
The position at the top and bottom of slide bar (7) is answered to be fixedly connected to reset spring (9), the left end of the reset spring (9) and cleaning
It is fixedly connected on the left of case (1) inner wall, the bottom of the sliding block (8) is fixedly connected with telescopic rod (10), the telescopic rod (10)
Bottom be fixedly connected with connecting plate (11), the bottom of the connecting plate (11) is fixedly connected with support rod (12), the support
The bottom of bar (12) is fixedly connected with sponge block (13), the bottom of the sponge block (13) and the top phase mutual connection of touch screen (5)
Touching, the surface of the telescopic rod (10) is socketed with support spring (14), the top and bottom of the support spring (14) respectively with
It is fixedly connected at the top of the bottom of sliding block (8) and connecting plate (11), the top on the right side of the sliding block (8) is fixedly connected with semicircular ring
(15), the top on the right side of the cleaning case (1) is fixedly connected with support plate (16), and the bottom of the support plate (16) is fixedly connected
Have rolling bearing (17), the internal activity of the rolling bearing (17) is connected with driven spindle (18), the driven spindle (18)
Bottom through rolling bearing (17) and extend to outside it and be fixedly connected with reel (19), the top of the driven spindle (18)
Sequentially pass through from bottom to up rolling bearing (17) and support plate (16) and extend to support plate (16) outside be fixedly connected with from
Dynamic bevel gear (20), the right side at the top of the cleaning case (1) are fixedly connected with supporting block (21), the top of the supporting block (21)
It is fixedly connected with positive and negative motor (22), is fixedly connected with positive and negative shaft (23) on the output shaft of the positive and negative motor (22), it is described
The right end of positive and negative shaft (23) is fixedly connected with and driven wheel of differential (20) intermeshing drive bevel gear (24), the reel
(19) surface wrap has wirerope (25), and the wirerope (25) sequentially passes through cleaning case (1) far from the one end of reel (19)
With baffle (6) and the outside that extends to baffle (6) is fixedly connected with semicircular ring (15), and the bottom on the right side of the cleaning case (1) is solid
Surely it is connected with water tank (26), the right side opening at the top of the water tank (26) is equipped with water inlet (27), the left side at the top of the water tank (26)
Side is fixedly connected with water pump (28), and the pump mouth of the water pump (28) is fixedly connected with water inlet pipe (29), the water inlet pipe (29)
One end far from water pump (28) is through water tank (26) and extends to inside it, and the water outlet of the water pump (28) is fixedly connected with out
Water pipe (30), the outlet pipe (30) is run through cleaning case (1) and extended to inside it far from the one end of water pump (28) to be fixedly connected
Have high-pressure nozzle (31), is fixedly connected to support base (32), the cleaning case at left and right sides of cleaning case (1) bottom
(1) filter plate (33) are fixedly connected on inner wall and below placement plate (3).
2. a kind of touch screen cleaning device according to claim 1, it is characterised in that: cleaning case (1) inner wall is left
The bottom of right two sides is fixedly connected to drainage block (34), the bottom of drainage block (34) and the bottom of cleaning case (1) inner wall
It is fixedly connected.
3. a kind of touch screen cleaning device according to claim 1, it is characterised in that: cleaning case (1) the inner wall top
Portion and being located on the left of sliding block (8) is fixedly connected with limited block (35), the left side on the right side of the limited block (35) and sliding block (8)
It contacts with each other.
4. a kind of touch screen cleaning device according to claim 1, it is characterised in that: cleaning case (1) inner wall is right
The side and position between placement plate (3) and outlet pipe (30) is fixedly connected with fixed link (36), the fixed link (36) is leaned on
One end of nearly outlet pipe (30) is fixedly connected with outlet pipe (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821423757.1U CN208712362U (en) | 2018-08-31 | 2018-08-31 | A kind of touch screen cleaning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821423757.1U CN208712362U (en) | 2018-08-31 | 2018-08-31 | A kind of touch screen cleaning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208712362U true CN208712362U (en) | 2019-04-09 |
Family
ID=65980654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821423757.1U Active CN208712362U (en) | 2018-08-31 | 2018-08-31 | A kind of touch screen cleaning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208712362U (en) |
-
2018
- 2018-08-31 CN CN201821423757.1U patent/CN208712362U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204262073U (en) | Cold rolled tube outer surface greasy dirt rotates scavenge unit online | |
| CN108164027A (en) | A kind of hotel kitchen purifier | |
| CN208195181U (en) | A kind of chemistry teaching test tube cleaning device | |
| CN205463285U (en) | Dirty clearing device of steel sheet surface oil | |
| CN109047237A (en) | A kind of cold-rolling oil oil sump cleaning device | |
| CN110496807A (en) | A kind of green wood flitch cleaning device with water circulatory function | |
| CN208712362U (en) | A kind of touch screen cleaning device | |
| CN214257912U (en) | Device for cleaning betel nut seeds | |
| CN211836460U (en) | Online cleaning device for inclined tube filler | |
| CN215613939U (en) | Quick belt cleaning device of cell-phone liquid crystal display | |
| CN210179317U (en) | Clean drainage mechanism for air storage tank of air compressor | |
| CN112139085A (en) | Intelligent counter capable of automatically cleaning screen | |
| CN113261821B (en) | Ring art design model exhibition stand | |
| CN208628059U (en) | A kind of steel drum recycling bucket inside flushing device | |
| CN109532230A (en) | Printing cross cutting is from cleaning device | |
| CN212966327U (en) | Display window cleaning device of vending machine | |
| CN211519463U (en) | Intelligent network car washer | |
| CN209456401U (en) | Filter device is used in a kind of processing of fish oil | |
| CN104550274A (en) | Online rotary cleaning device for oil dirt on outer surface of cold rolled tube and application method of online rotary cleaning device | |
| CN217948911U (en) | Outdoor place ground cleaning device for sports | |
| CN219615078U (en) | Easy clean oil filter | |
| CN215430568U (en) | Gear machining cleaning device | |
| CN217963779U (en) | Cleaning cart | |
| CN213604282U (en) | Continuous vegetable washing device | |
| CN213527674U (en) | Lubricating oil production filter equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220815 Address after: No. 899 Yongchang Road, Suining Economic Development Zone, Xuzhou City, Jiangsu Province 221000 Patentee after: JIANGSU NADIA ELECTRONIC TECHNOLOGY CO.,LTD. Address before: 221000 28 Gaoxin Road, Xuzhou economic and Technological Development Zone, Jiangsu Patentee before: JIANGSU JINHUPO OPTICS TECHNOLOGY CO.,LTD. |