阅读说明：本技术 一种半导体发光板防尘罩 (Semiconductor luminescent plate dust cover ) 是由 李明洋 于 2021-05-21 设计创作，主要内容包括：本发明公开了一种半导体发光板防尘罩,其结构包括发光板、防尘装置、连接轴,发光板上表面设有防尘装置,并且防尘装置右下端设有连接轴,在进行复位遮挡时,密封板对折叠机构与限位挡板连接处间隙进行密封,避免灰尘从连接处间隙进入,同时挤压杆在气压室内部进行下压,将气压从喷射孔内部进行喷出,提高限位挡板与折叠机构之间的间隙的灰尘清理效果,折叠板左端的滑动轴在发光板外侧端内部进行滑动的过程中,通过扭力轴的扭力转动,从而对清理机构进行角度调节,调节过程中,通过三个压簧、连接板和毛刷的独立调节,这时三个毛刷能够与发光板上表面进行紧密抵触,毛刷对发光板上表面进行横向滑动清理,将发光板上表面的灰尘进行清刷。(The invention discloses a dustproof cover of a semiconductor light-emitting plate, which structurally comprises the light-emitting plate, a dustproof device and a connecting shaft, wherein the dustproof device is arranged on the upper surface of the light-emitting plate, the connecting shaft is arranged at the right lower end of the dustproof device, when resetting and shielding are carried out, a sealing plate seals a gap at the joint of a folding mechanism and a limiting baffle plate to prevent dust from entering from the gap at the joint, meanwhile, an extrusion rod is pressed down in an air pressure chamber to spray air pressure from the inside of a spray hole so as to improve the dust cleaning effect of the gap between the limiting baffle plate and the folding mechanism, a sliding shaft at the left end of the folding plate rotates through the torsion of a torsion shaft in the process of sliding in the outer end of the light-emitting plate, so that the angle adjustment of the cleaning mechanism is carried out, and in the adjustment process, three brushes can be tightly abutted against the upper surface of the light-emitting plate through the independent adjustment of three pressure springs, the connecting plate and the brushes, the brush transversely slides and cleans the upper surface of the light-emitting plate, and the dust on the upper surface of the light-emitting plate is cleaned.)

1. The utility model provides a semiconductor luminescent plate dust cover, its structure includes luminescent plate (1), dust keeper (2), connecting axle (3), luminescent plate (1) upper surface is equipped with dust keeper (2) to dust keeper (2) right side lower extreme is equipped with connecting axle (3), inside connecting axle (3) run through in luminescent plate (1) right side lower extreme, its characterized in that:

dust keeper (2) include limit baffle (21), clearance seal mechanism (22), folding mechanism (23), limit baffle (21) right-hand member is equipped with connecting axle (3) to limit baffle (21) left end and folding mechanism (23) right-hand member hub connection, limit baffle (21) left end and folding mechanism (23) junction are equipped with clearance seal mechanism (22), folding mechanism (23) left end and luminescent plate (1) outside terminal surface sliding connection.

2. A dust cover for a semiconductor light emitting panel as claimed in claim 1, wherein: the gap sealing mechanism (22) comprises a sealing plate (221), a rotating shaft (222) and an extrusion mechanism (223), the outer side end of the sealing plate (221) is hinged to the folding mechanism (23) through the rotating shaft (222), the middle of the bottom surface of the sealing plate (221) is fixed to the top of the extrusion mechanism (223), and the extrusion mechanism (223) is arranged at the joint of the limiting baffle (21) and the folding mechanism (23).

3. A dust cover for a semiconductor light emitting panel as claimed in claim 2, wherein: the extrusion mechanism (223) comprises a clamping sheet (23a), an extrusion rod (23b), an air pressure chamber (23c) and an air injection mechanism (23d), the clamping sheet (23a) is fixed to the middle of the bottom surface of the sealing plate (221), the top of the extrusion rod (23b) is welded to the bottom surface of the clamping sheet (23a), the extrusion rod (23b) is installed inside the air pressure chamber (23c) in a clearance fit mode, and the air pressure chamber (23c) is fixedly installed at the middle end of the top of the air injection mechanism (23 d).

4. A dust cover for a semiconductor light emitting panel as claimed in claim 3, wherein: the gas injection mechanism (23d) comprises a gas collecting groove (d1), a partial pressure cavity (d2) and an injection hole (d3), wherein a gas pressure chamber (23c) is arranged at the middle end of the top of the gas collecting groove (d1) and communicated with the gas pressure chamber, the partial pressure cavity (d2) is embedded in the gas collecting groove (d1), and the injection hole (d3) penetrates through the inner portion of the outer side end of the gas collecting groove (d 1).

5. A dust cover for a semiconductor light emitting panel as claimed in claim 1, wherein: folding mechanism (23) are including folding plate (231), slip axle (232), torsion axle (233), clearance mechanism (234), folding plate (231) left end is equipped with slip axle (232) to slip axle (232) slidable mounting is in luminescent plate (1) outside terminal surface, clearance mechanism (234) are articulated mutually through torsion axle (233) and folding plate (231) left end inside to clearance mechanism (234) bottom is inconsistent with luminescent plate (1) upper surface.

6. The semiconductor light emitting panel dust cover according to claim 5, wherein: clearance mechanism (234) are including parcel frame (34a), pressure spring (34b), connecting plate (34c), brush (34d), parcel frame (34a) upper end is passed through torsion shaft (233) and is articulated mutually with folded sheet (231) left end inside to pressure spring (34b) are established inside parcel frame (34a), pressure spring (34b) lower extreme and connecting plate (34c) upper surface phase welding, connecting plate (34c) lower surface is equipped with brush (34d), connecting plate (34c) slidable mounting is inside parcel frame (34 a).

Technical Field

The invention relates to the technical field of semiconductor light emitting, in particular to a dustproof cover for a semiconductor light emitting plate.

Background

The semiconductor lighting is a new lighting technology, the basic device is a light emitting diode, which is a semiconductor solid light emitting device, a solid semiconductor chip is used as a light emitting material, a plurality of light emitting diodes are arranged and installed to form a light emitting plate, the surface of the light emitting plate needs to be protected from dust through a dust cover in the placing process of the light emitting plate, so that the light emitting diodes can carry out normal lighting work, but the semiconductor light emitting plate dust cover shields and prevents dust on the lighting surface of the light emitting plate in a folding mode, a gap is required to be reserved at the folding position of the dust cover, so that the dust cover can be normally folded and folded, the lighting surface of the light emitting plate is leaked, dust easily enters from the gap and stays on the lighting surface of the light emitting plate, when the dust cover is folded, the effect of cleaning the dust staying on the lighting surface of the light emitting plate is poor, the dustproof effect of the dustproof cover on the whole luminous plate is reduced.

Disclosure of Invention

The technical scheme adopted by the invention for realizing the technical purpose is as follows: this semiconductor luminescent plate dust cover, its structure includes luminescent plate, dust keeper, connecting axle, the luminescent plate upper surface is equipped with dust keeper to dust keeper right side lower extreme is equipped with the connecting axle, the connecting axle runs through inside luminescent plate right side lower extreme, dust keeper includes limit baffle, clearance sealing mechanism, folding mechanism, the limit baffle right-hand member is equipped with the connecting axle to limit baffle left end and folding mechanism right-hand member hub connection, limit baffle left end is equipped with clearance sealing mechanism with the folding mechanism junction, folding mechanism left end and luminescent plate outside terminal surface sliding connection.

As a further improvement of the invention, the gap sealing mechanism comprises a sealing plate, a rotating shaft and an extrusion mechanism, the outer side end of the sealing plate is hinged with the folding mechanism through the rotating shaft, the middle part of the bottom surface of the sealing plate is fixed with the top of the extrusion mechanism, the extrusion mechanism is arranged at the joint of the limiting baffle and the folding mechanism, and the sealing plate is of a corrugated structure and made of rubber and has certain resilience.

As a further improvement of the invention, the extrusion mechanism comprises a clamping sheet, an extrusion rod, an air pressure chamber and an air injection mechanism, wherein the clamping sheet is fixed with the middle part of the bottom surface of the sealing plate, the top of the extrusion rod is welded with the bottom surface of the clamping sheet, the extrusion rod is arranged in the air pressure chamber in a clearance fit manner, the air pressure chamber is fixedly arranged at the middle end of the top of the air injection mechanism, and the top of the clamping sheet is of a corrugated structure and is matched with the corrugated shape of the sealing plate.

The gas-spraying mechanism comprises a gas-collecting tank, pressure-dividing cavities and spraying holes, wherein the middle end of the top of the gas-collecting tank is provided with a gas pressure chamber which is communicated with the gas pressure chamber, the pressure-dividing cavities are embedded in the gas-collecting tank, the spraying holes penetrate through the inner part of the outer side end of the gas-collecting tank, the gas-collecting tank is in a quadrangular frustum structure, the three pressure-dividing cavities are respectively positioned at the left end, the right end and the lower end of the inner part of the gas-collecting tank, the spraying holes are in a structure with a wide inlet and a narrow outlet, and the three groups of spraying holes are respectively.

As a further improvement of the invention, the folding mechanism comprises a folding plate, a sliding shaft, a torsion shaft and a cleaning mechanism, wherein the sliding shaft is arranged at the left end of the folding plate and is slidably arranged on the outer end surface of the light-emitting plate, the cleaning mechanism is hinged with the inner part of the left end of the folding plate through the torsion shaft, the bottom of the cleaning mechanism is abutted against the upper surface of the light-emitting plate, and the two sliding shafts are respectively arranged at the front side and the rear side of the left end of the folding plate and are slidably connected with the inner parts of the front side end surface and the rear side end surface of the light-emitting plate.

As a further improvement of the invention, the cleaning mechanism comprises a wrapping frame, a pressure spring, a connecting plate and brushes, wherein the upper end of the wrapping frame is hinged with the inside of the left end of the folding plate through a torsion shaft, the pressure spring is arranged inside the wrapping frame, the lower end of the pressure spring is welded with the upper surface of the connecting plate, the brushes are arranged on the lower surface of the connecting plate, the connecting plate is slidably arranged inside the wrapping frame, the number of the pressure spring, the number of the connecting plate and the number of the brushes are three, and the three brushes are distributed in parallel.

The invention has the beneficial effects that:

1. when sheltering from resetting, the closing plate forms transverse seal to improve the leakproofness in folding mechanism and limit baffle junction clearance, avoid when dustproof to the luminescent plate upper surface, the dust gets into from the junction clearance, the in-process that shelters from that resets simultaneously, the pressure ram pushes down in atmospheric pressure indoor portion, inside getting into the gas collecting tank with atmospheric pressure extrusion, spout from the jet orifice is inside after that, improve the dust clearance effect in the clearance between limit baffle and the folding mechanism.

2. The sliding shaft of folding board left end carries out gliding in-process in the end inside of the luminescent plate outside, and torsion through the torsion shaft rotates to carry out angle modulation to clearance mechanism, in the accommodation process, through the independent regulation of three pressure spring, connecting plate and brush, at this moment three brush can closely contradict with the luminescent plate upper surface, and the brush carries out the lateral sliding clearance to the luminescent plate upper surface, cleans the dust of luminescent plate upper surface.

Drawings

Fig. 1 is a schematic structural view of a semiconductor light emitting panel dust cover according to the present invention.

Fig. 2 is a schematic structural diagram of a working state of the dust-proof device of the present invention.

Fig. 3 is a partially enlarged structural diagram of a gap sealing mechanism according to the present invention.

Fig. 4 is a schematic perspective view of an extrusion mechanism according to the present invention.

Fig. 5 is a schematic cross-sectional structure diagram of an air injection mechanism according to the present invention.

Fig. 6 is a schematic view of a folding mechanism according to the present invention and a partial enlarged structure.

FIG. 7 is a schematic cross-sectional view of a cleaning mechanism according to the present invention.

In the figure: the device comprises a light emitting plate-1, a dustproof device-2, a connecting shaft-3, a limit baffle-21, a gap sealing mechanism-22, a folding mechanism-23, a sealing plate-221, a rotating shaft-222, an extrusion mechanism-223, a clamping sheet-23 a, an extrusion rod-23 b, an air pressure chamber-23 c, an air injection mechanism-23 d, an air collecting groove-d 1, a pressure dividing cavity-d 2, an injection hole-d 3, a folding plate-231, a sliding shaft-232, a torsion shaft-233, a cleaning mechanism-234, a wrapping frame-34 a, a pressure spring-34 b, a connecting plate-34 c and a brush-34 d.

Detailed Description

The invention is further described below with reference to the accompanying drawings:

example 1:

as shown in figures 1 to 5:

the invention discloses a dustproof cover for a semiconductor light-emitting panel, which structurally comprises a light-emitting panel 1, a dustproof device 2 and a connecting shaft 3, wherein the dustproof device 2 is arranged on the upper surface of the light-emitting panel 1, the connecting shaft 3 is arranged at the right lower end of the dustproof device 2, the connecting shaft 3 penetrates through the inner part of the right lower end of the light-emitting panel 1, the dustproof device 2 comprises a limiting baffle 21, a gap sealing mechanism 22 and a folding mechanism 23, the connecting shaft 3 is arranged at the right end of the limiting baffle 21, the left end of the limiting baffle 21 is connected with the right end shaft of the folding mechanism 23 in a shaft mode, the gap sealing mechanism 22 is arranged at the joint of the left end of the limiting baffle 21 and the folding mechanism 23, and the left end of the folding mechanism 23 is connected with the end face of the outer side of the light-emitting panel 1 in a sliding mode.

The gap sealing mechanism 22 comprises a sealing plate 221, a rotating shaft 222 and an extrusion mechanism 223, the outer end of the sealing plate 221 is hinged to the folding mechanism 23 through the rotating shaft 222, the middle of the bottom surface of the sealing plate 221 is fixed to the top of the extrusion mechanism 223, the extrusion mechanism 223 is arranged at the joint of the limiting baffle 21 and the folding mechanism 23, the sealing plate 221 is of a fold structure and made of rubber, certain resilience is achieved, the sealing plate 221 can be bent in an arc shape in the process that the limiting baffle 21 is folded with the folding mechanism 23, and therefore the gap between the limiting baffle 21 and the folding mechanism 23 is sealed.

The extrusion mechanism 223 comprises a clamping piece 23a, an extrusion rod 23b, an air pressure chamber 23c and an air injection mechanism 23d, wherein the clamping piece 23a is fixed with the middle of the bottom surface of the sealing plate 221, the top of the extrusion rod 23b is welded with the bottom surface of the clamping piece 23a, the extrusion rod 23b is installed inside the air pressure chamber 23c in a clearance fit mode, the air pressure chamber 23c is fixedly installed at the middle end of the top of the air injection mechanism 23d, the top of the clamping piece 23a is of a corrugated structure and matched with the corrugated shape of the sealing plate 221, and the clamping piece 23a is guaranteed to be normally extruded when the sealing plate 221 is bent in an arc shape.

Wherein the gas spraying mechanism 23d comprises a gas collecting groove d1, a pressure dividing cavity d2 and a spraying hole d3, the middle end of the top of the gas collecting groove d1 is provided with a gas pressure chamber 23c which is communicated with the gas collecting groove d1, the pressure dividing cavity d2 is embedded in the gas collecting groove d1, and the jet hole d3 penetrates through the inner part of the outer end of the gas collecting groove d1, the gas collecting groove d1 is in a quadrangular frustum structure, and three pressure-dividing cavities d2 are respectively arranged at the left end, the right end and the lower end of the gas-collecting groove d1, which is beneficial to uniformly dispersing the gas pressure in the gas-collecting groove d1 into the three pressure-dividing cavities d2, the jet hole d3 is in a structure with a wide inlet and a narrow outlet, and three groups are arranged and respectively arranged at the left end, the right end and the bottom of the gas collecting groove d1 to improve the air pressure sprayed inside the pressure dividing cavity d2, and meanwhile, the spraying is carried out in three directions, so that the dust cleaning effect of the gap between the limiting baffle 21 and the folding mechanism 23 is improved, and the dust is prevented from falling to the upper surface of the light-emitting plate 1.

The specific use mode and function of the embodiment are as follows:

in the invention, the left end of the folding mechanism 23 slides on the light-emitting panel 1, so that the joint of the folding mechanism 23 and the limiting baffle 21 rotates, the upper surface of the light-emitting panel 1 can be leaked, the joint of the folding mechanism 23 and the limiting baffle 21 rotates, the sealing plate 221 is bent in an arc shape through the rotary connection of the rotating shaft 222, the gap between the joint of the folding mechanism 23 and the limiting baffle 21 can be blocked and sealed by the sealing plate 221 after the arc bending, otherwise, the sealing plate 221 forms transverse sealing when the resetting and shielding are carried out, so that the sealing performance of the gap between the joint of the folding mechanism 23 and the limiting baffle 21 is improved, dust is prevented from entering from the gap between the joint when the upper surface of the light-emitting panel 1 is dustproof, and meanwhile, the clamping sheet 23a is tightly abutted by the sealing plate 221 in the process of resetting and shielding, therefore, the extrusion rod 23b is pressed down in the air pressure chamber 23c, air pressure is extruded to enter the air collecting channel d1, the air pressure is uniformly dispersed through the pressure dividing cavity d2 and then is sprayed out from the spraying hole d3, the dust cleaning effect of the gap between the limit baffle 21 and the folding mechanism 23 is improved, and dust is prevented from falling to the upper surface of the light-emitting plate 1.

Example 2:

as shown in fig. 6 to 7:

the folding mechanism 23 includes a folding plate 231, a sliding shaft 232, a torsion shaft 233, and a cleaning mechanism 234, the sliding shaft 232 is disposed at the left end of the folding plate 231, and the sliding shaft 232 is slidably mounted on the outer end surface of the light emitting plate 1, the cleaning mechanism 234 is hinged to the inside of the left end of the folding plate 231 through the torsion shaft 233, and the bottom of the cleaning mechanism 234 is abutted to the upper surface of the light emitting plate 1, two sliding shafts 232 are disposed, and are respectively disposed on the front side and the rear side of the left end of the folding plate 231 and slidably connected to the inside of the front side and the rear side end surfaces of the light emitting plate 1, so as to ensure that the left end of the folding plate 231 slides along the light emitting plate 1 in a transverse guiding manner, so that the joint of the folding plate 231 and the limit baffle 21 is rotated and folded, and the upper surface of the light emitting plate 1 leaks out to perform normal lighting operation.

Wherein the cleaning mechanism 234 comprises a wrapping frame 34a, a pressure spring 34b, a connecting plate 34c and a brush 34d, the upper end of the wrapping frame 34a is hinged with the inside of the left end of the folding plate 231 through a torsion shaft 233, and a compressed spring 34b is arranged inside the wrapping frame 34a, the lower end of the compressed spring 34b is welded with the upper surface of the connecting plate 34c, the lower surface of the connecting plate 34c is provided with a brush 34d, the connecting plate 34c is slidably arranged in the wrapping frame 34a, three pressure springs 34b, three connecting plates 34c and three brushes 34d are arranged, and the three brushes 34d are distributed in parallel, which is beneficial to the independent adjustment of the height between the three brushes 34d, ensures the close contact between the brushes 34d and the upper surface of the light-emitting plate 1, thereby slide the clearance to the in-process of carrying out the folding to the 1 upper surface of luminescent plate, improve the folding cleanliness factor of opening 1 upper surface of back luminescent plate.

The specific use mode and function of the embodiment are as follows:

in the invention, in the process that the sliding shaft 232 at the left end of the folding plate 231 slides in the outer side end of the light emitting plate 1, the cleaning mechanism 234 is subjected to angle adjustment through the torsion of the torsion shaft 233, and in the adjustment process, the three brushes 34d are subjected to free height adjustment in the packaging frame 34a through independent adjustment of the three pressure springs 34b, the connecting plate 34c and the brushes 34d, so that the three brushes 34d can be tightly abutted against the upper surface of the light emitting plate 1, and the brushes 34d perform transverse sliding cleaning on the upper surface of the light emitting plate 1 along with the sliding of the folding plate 231, so that the dust on the upper surface of the light emitting plate 1 is cleaned, and the cleanliness of the upper surface of the light emitting plate 1 is improved after the folding plate 231 is folded and unfolded.

The technical solutions of the present invention or similar technical solutions designed by those skilled in the art based on the teachings of the technical solutions of the present invention are all within the scope of the present invention to achieve the above technical effects.