阅读说明：本技术 一种酸雨地区铜浮雕的防护装置 (Protection device for copper relief sculpture in acid rain area ) 是由 陈秀方 于 2021-01-11 设计创作，主要内容包括：本发明公开了一种酸雨地区铜浮雕的防护装置,包括安置块,所述安置块内设有开口贯穿其左右端面的第一传动腔,所述第一传动腔内设有折叠机构,所述折叠机构用于带动固定块移动到指定位置的同时使工字滑轨伸出,本发明可以通过两个压力感应块同时检测是否下雨并配合覆盖机构的齿轮与工字滑轨啮合带动防水布对铜浮雕表面进行遮盖,从而避免酸雨长时间的冲刷浮雕导致的浮雕被腐蚀损坏的问题,本发明节省人力物力,覆盖稳定且迅速,值得大力推广生产并投入使用。(The invention discloses a protection device for copper relief sculpture in acid rain areas, which comprises a placement block, wherein a first transmission cavity with an opening penetrating through the left end surface and the right end surface of the placement block is arranged in the placement block, a folding mechanism is arranged in the first transmission cavity and is used for driving a fixing block to move to a specified position and simultaneously enabling an I-shaped slide rail to extend out, whether the copper relief sculpture rains or not can be detected simultaneously through two pressure sensing blocks, and a gear of a covering mechanism is matched with the I-shaped slide rail to be meshed to drive waterproof cloth to cover the surface of the copper relief sculpture, so that the problem that the relief sculpture is corroded and damaged due to long-time washing of the relief sculpture by acid rain is solved.)

1. The utility model provides a protection device of relief of copper in acid rain area, is including settling the piece, its characterized in that: the mounting block is internally provided with a first transmission cavity with an opening penetrating through the left end face and the right end face of the mounting block, a folding mechanism is arranged in the first transmission cavity, and the folding mechanism is used for driving the fixing block to move to a specified position and enabling the I-shaped sliding rail to extend out;

the upper end face of the placement block is fixedly provided with a detection mechanism, the detection mechanism comprises a bottom plate fixedly arranged on the upper end face of the placement block, a first pressure sensing block is embedded on the upper end face of the bottom plate, a first spring is fixedly arranged on the upper end face of the first pressure sensing block, a first knocking plate is fixedly arranged on the upper end face of the first spring, the first knocking plate is movably connected with the bottom plate, the first pressure sensing block can detect the falling speed of raindrops through detecting pressure, the upper end face of the placement block is fixedly provided with a detection block, a filter cavity with an upward opening is arranged in the detection block, a filter screen is arranged in the filter cavity in a sliding manner, a water retaining cavity with an upward opening is arranged on the lower inner wall of the filter cavity, an outflow cavity with an upward opening is arranged on the lower inner wall of the water retaining cavity, a first rotating shaft is rotatably arranged on the rear inner wall of the outflow cavity, and a water wheel is, the first rotating shaft extends into the second transmission cavity, the second transmission cavity is arranged in the detection block, the front end face of the first rotating shaft is rotatably connected with the inner wall of the front side of the second transmission cavity, a centrifugal block is fixedly arranged on the first rotating shaft, six first sliding grooves with outward openings are arranged in the centrifugal block, the six first sliding grooves are distributed in an annular array mode by taking the first rotating shaft as a symmetrical center, a second spring is fixedly arranged on the inner wall, close to the first rotating shaft, of the first sliding grooves, a first sliding block is fixedly arranged on the second spring, the first sliding block is in sliding connection with the first sliding grooves, a second knocking plate is slidably arranged in the second transmission cavity, a third spring is fixedly arranged on the lower end face of the second knocking plate, a second pressure sensing block is fixedly arranged on the lower end face of the third spring, and the lower end face of the second pressure sensing block is fixedly connected with the inner wall of the lower side of the second transmission cavity, the second pressure sensing block is used for detecting raining by detecting the water flow speed;

the waterproof cloth fixing device is characterized in that stretching cavities with downward and outward openings are symmetrically arranged in the arrangement block, a waterproof cloth cavity with a downward opening is arranged in the arrangement block, a covering mechanism is arranged in the waterproof cloth cavity and comprises a second rotating shaft which is rotatably arranged on the inner wall of the left side of the waterproof cloth cavity, a first torsion spring is fixedly arranged on the second rotating shaft, the left end face of the first torsion spring is fixedly connected with the inner wall of the left side of the waterproof cloth cavity, a cloth drum is fixedly arranged on the second rotating shaft, waterproof cloth is wound on the cloth drum, a fixing rod is fixedly arranged on the lower end face of the waterproof cloth, transmission blocks are symmetrically arranged on the left side and the right side, a third transmission cavity with an opening far away from the fixing rod is arranged in each transmission block, a first motor is fixedly arranged on the inner wall of the rear side of the third transmission cavity, a first lead screw is fixedly arranged on the front end face of the first motor, a second, and the first lead screw and the second lead screw are respectively in threaded connection with a second sliding block.

2. The protection device for copper embossment in acid rain area according to claim 1, wherein: folding mechanism includes the second motor that first transmission chamber rear side inner wall inlayed and establish, the fixed third pivot that is equipped with of terminal surface before the second motor, the fixed first band pulley that is equipped with in the third pivot, first band pulley passes through belt and second band pulley friction connection, the second band pulley internal fixation is equipped with the fourth pivot, terminal surface around the fourth pivot with side inner wall rotates around the first transmission chamber to be connected, the fixed two fixed blocks that are equipped with, two on the belt the fixed block is located respectively the upside inner wall in first transmission chamber and the downside inner wall in first transmission chamber, the fixed block rotates with the I-shaped slide rail through fifth pivot to be connected, fifth pivot overcoat has the second torsional spring, the second torsional spring with I-shaped slide rail fixed connection.

3. The protection device for copper embossment in acid rain area according to claim 1, wherein: the detection mechanism further comprises a clamping block fixedly arranged on the end face, far away from the fixed rod, of the second slider, a forward opening is formed in the clamping block, a first transmission shaft is arranged on the inner wall, far away from the transmission block, in a rotating manner, a gear is fixedly arranged on the first transmission shaft, a first bevel gear is fixedly arranged on the end face, close to the transmission block, of the first transmission shaft, the first bevel gear is in meshed connection with a second bevel gear, a second transmission shaft is fixedly arranged on the end face, far away from the first bevel gear, of the second transmission shaft, a third bevel gear is fixedly arranged on the end face, far away from the second bevel gear, of the second transmission shaft, the third bevel gear is in meshed connection with a fourth bevel gear, a third transmission shaft is fixedly arranged on the end face, close to the transmission block, of the fourth bevel gear, and a fifth bevel, the fifth bevel gear is meshed with the sixth bevel gear, a fourth transmission shaft is fixedly arranged on the end face, far away from the fifth bevel gear, of the sixth bevel gear, a seventh bevel gear is fixedly arranged on the end face, far away from the sixth bevel gear, of the fourth transmission shaft, the seventh bevel gear is fixedly meshed with the eighth bevel gear, a fifth transmission shaft is fixedly arranged on the end face, close to the transmission block, of the eighth bevel gear, a ninth bevel gear is fixedly arranged on the end face, far away from the eighth bevel gear, of the fifth transmission shaft, a fourth transmission cavity with an opening facing a fixed rod is arranged in the second slider, a sixth transmission shaft is rotatably arranged on the inner walls of the front side and the rear side of the fourth transmission cavity, a tenth bevel gear is fixedly arranged on the sixth transmission shaft and meshed with the ninth bevel gear, a worm gear is fixedly arranged on the sixth transmission shaft, and a fifth transmission cavity with an opening facing a direction far away from the fixed rod is arranged on the, fifth transmission chamber downside inner wall is fixed to be equipped with fixedly and is equipped with double-end motor, the fixed worm that is equipped with of double-end motor front and back terminal surface symmetry, the worm with the worm wheel meshing is connected.

4. The protection device for copper embossment in acid rain area according to claim 1, wherein: the rear end face of the placement block is fixedly connected with the wall body, a copper relief is arranged on the lower side of the placement block, and the copper relief is fixedly connected with the wall body.

5. The protection device for copper embossment in acid rain area according to claim 2, wherein: the front end face and the rear end face of the I-shaped sliding rail are fixedly provided with racks, and the racks can be meshed and connected with the gears.

6. The protection device for copper embossment in acid rain area according to claim 1, wherein: the filter screen is used for filtering sundries such as leaves.

Technical Field

The invention relates to the field related to metal engraving, in particular to a protection device for copper relief sculpture in acid rain areas.

Background

The copper relief is a kind of metal engraving, the engraver carves out the image that he wants to shape on a flat plate, make it break away from the level of the original material, the relief is the product that sculpture and drawing combine, treat the object with the compressed method, express the three-dimensional space by the factor such as the perspective, and only provide one side or two-sided to watch, the relief is generally affiliated to another level, therefore use more on the building, when the copper relief is used as the exocoel decoration of the building, square, so the relief does not have any protective device while raining, the rainwater corrodes the copper relief very easily, make its surface rusty, tarnish, accelerate the aging rate of the copper relief, even in acid rain area, the copper relief is corroded and damaged by acid rain, lose the decorative function, cause the life of the relief to be only one tenth of other non-acid rain areas.

Disclosure of Invention

The invention aims to provide a protection device for copper embossment in an acid rain area, which overcomes the situation.

The invention is realized by the following technical scheme.

The invention discloses a protective device for copper embossment in acid rain area, which comprises a placement block, wherein a first transmission cavity with an opening penetrating through the left end surface and the right end surface of the placement block is arranged in the placement block;

the upper end face of the placement block is fixedly provided with a detection mechanism, the detection mechanism comprises a bottom plate fixedly arranged on the upper end face of the placement block, a first pressure sensing block is embedded on the upper end face of the bottom plate, a first spring is fixedly arranged on the upper end face of the first pressure sensing block, a first knocking plate is fixedly arranged on the upper end face of the first spring, the first knocking plate is movably connected with the bottom plate, the first pressure sensing block can detect the falling speed of raindrops through detecting pressure, the upper end face of the placement block is fixedly provided with a detection block, a filter cavity with an upward opening is arranged in the detection block, a filter screen is arranged in the filter cavity in a sliding manner, a water retaining cavity with an upward opening is arranged on the lower inner wall of the filter cavity, an outflow cavity with an upward opening is arranged on the lower inner wall of the water retaining cavity, a first rotating shaft is rotatably arranged on the rear inner wall of the outflow cavity, and a water wheel is, the first rotating shaft extends into the second transmission cavity, the second transmission cavity is arranged in the detection block, the front end face of the first rotating shaft is rotatably connected with the inner wall of the front side of the second transmission cavity, a centrifugal block is fixedly arranged on the first rotating shaft, six first sliding grooves with outward openings are arranged in the centrifugal block, the six first sliding grooves are distributed in an annular array mode by taking the first rotating shaft as a symmetrical center, a second spring is fixedly arranged on the inner wall, close to the first rotating shaft, of the first sliding grooves, a first sliding block is fixedly arranged on the second spring, the first sliding block is in sliding connection with the first sliding grooves, a second knocking plate is slidably arranged in the second transmission cavity, a third spring is fixedly arranged on the lower end face of the second knocking plate, a second pressure sensing block is fixedly arranged on the lower end face of the third spring, and the lower end face of the second pressure sensing block is fixedly connected with the inner wall of the lower side of the second transmission cavity, the second pressure sensing block is used for detecting raining by detecting the water flow speed;

the waterproof cloth fixing device is characterized in that stretching cavities with downward and outward openings are symmetrically arranged in the arrangement block, a waterproof cloth cavity with a downward opening is arranged in the arrangement block, a covering mechanism is arranged in the waterproof cloth cavity and comprises a second rotating shaft which is rotatably arranged on the inner wall of the left side of the waterproof cloth cavity, a first torsion spring is fixedly arranged on the second rotating shaft, the left end face of the first torsion spring is fixedly connected with the inner wall of the left side of the waterproof cloth cavity, a cloth drum is fixedly arranged on the second rotating shaft, waterproof cloth is wound on the cloth drum, a fixing rod is fixedly arranged on the lower end face of the waterproof cloth, transmission blocks are symmetrically arranged on the left side and the right side, a third transmission cavity with an opening far away from the fixing rod is arranged in each transmission block, a first motor is fixedly arranged on the inner wall of the rear side of the third transmission cavity, a first lead screw is fixedly arranged on the front end face of the first motor, a second, and the first lead screw and the second lead screw are respectively in threaded connection with a second sliding block.

Preferably, folding mechanism includes first transmission chamber rear side inner wall inlays the second motor of establishing, the fixed third pivot that is equipped with of terminal surface before the second motor, the fixed first band pulley that is equipped with in the third pivot, first band pulley passes through belt and second band pulley friction connection, the second band pulley internal fixation is equipped with the fourth pivot, terminal surface around the fourth pivot with side inner wall rotates around the first transmission chamber to be connected, the fixed two fixed blocks that are equipped with, two on the belt the fixed block is located respectively the upside inner wall in first transmission chamber and the downside inner wall in first transmission chamber, the fixed block rotates with the I-shaped slide rail through the fifth pivot to be connected, fifth pivot overcoat has the second torsional spring, the second torsional spring with I-shaped slide rail fixed connection.

Preferably, the detection mechanism further comprises a clamping block fixedly arranged on the end surface of the second slider far away from the fixed rod, the clamping block is internally provided with a forward opening, the inner wall far away from the transmission block is rotatably provided with a first transmission shaft, the first transmission shaft is fixedly provided with a gear, the end surface of the first transmission shaft close to the transmission block is fixedly provided with a first bevel gear, the first bevel gear is in meshed connection with a second bevel gear, the end surface of the second bevel gear far away from the first bevel gear is fixedly provided with a second transmission shaft, the end surface of the second transmission shaft far away from the second bevel gear is fixedly provided with a third bevel gear, the third bevel gear is in meshed connection with a fourth bevel gear, the end surface of the fourth bevel gear close to the transmission block is fixedly provided with a third transmission shaft, and the end surface of the third transmission shaft close to the transmission block is fixedly provided with a, the fifth bevel gear is meshed with the sixth bevel gear, a fourth transmission shaft is fixedly arranged on the end face, far away from the fifth bevel gear, of the sixth bevel gear, a seventh bevel gear is fixedly arranged on the end face, far away from the sixth bevel gear, of the fourth transmission shaft, the seventh bevel gear is fixedly meshed with the eighth bevel gear, a fifth transmission shaft is fixedly arranged on the end face, close to the transmission block, of the eighth bevel gear, a ninth bevel gear is fixedly arranged on the end face, far away from the eighth bevel gear, of the fifth transmission shaft, a fourth transmission cavity with an opening facing a fixed rod is arranged in the second slider, a sixth transmission shaft is rotatably arranged on the inner walls of the front side and the rear side of the fourth transmission cavity, a tenth bevel gear is fixedly arranged on the sixth transmission shaft and meshed with the ninth bevel gear, a worm gear is fixedly arranged on the sixth transmission shaft, and a fifth transmission cavity with an opening facing a direction far away from the fixed rod is arranged on the, fifth transmission chamber downside inner wall is fixed to be equipped with fixedly and is equipped with double-end motor, the fixed worm that is equipped with of double-end motor front and back terminal surface symmetry, the worm with the worm wheel meshing is connected.

Preferably, the rear end face of the placement block is fixedly connected with a wall body, a copper relief is arranged on the lower side of the placement block, and the copper relief is fixedly connected with the wall body.

Preferably, racks are fixedly arranged on the front end face and the rear end face of the I-shaped sliding rail, and the racks can be meshed and connected with the gears.

Preferably, the filter screen is used for filtering sundries such as leaves.

The invention has the beneficial effects that: the invention can simultaneously detect whether rain falls or not through the two pressure sensing blocks and drive the waterproof cloth to cover the surface of the copper embossment by matching the meshing of the gear of the covering mechanism and the I-shaped sliding rail, thereby avoiding the problem that the embossment is corroded and damaged due to the fact that the embossment is washed by acid rain for a long time.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic view of the embodiment of the present invention in the direction of A-A in FIG. 1;

FIG. 3 is a schematic view of the embodiment of the present invention in the direction B-B in FIG. 1;

FIG. 4 is a schematic view of the embodiment of the present invention in the direction of C-C in FIG. 1;

FIG. 5 is a schematic view of the embodiment of the present invention in the direction D-D in FIG. 1;

FIG. 6 is a schematic view of the embodiment of the present invention in the direction E-E of FIG. 1;

FIG. 7 is a schematic view of the embodiment of the present invention in the direction F-F in FIG. 1;

FIG. 8 is a schematic view of the embodiment of the present invention in the direction of G-G in FIG. 3;

FIG. 9 is an enlarged view of the embodiment of the present invention shown in FIG. 6 at H.

Detailed Description

The invention will now be described in detail with reference to fig. 1-9, wherein for ease of description the orientations described below are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

The protection device for copper relief in acid rain areas, which is described with reference to fig. 1 to 9, includes a placement block 10, a first transmission cavity 13 having an opening penetrating through left and right end surfaces of the placement block 10 is provided in the placement block 10, a folding mechanism 90 is provided in the first transmission cavity 13, and the folding mechanism 90 is used for driving a fixed block 37 to move to a designated position and extending an i-shaped slide rail 36 out;

the upper end face of the placement block 10 is fixedly provided with a detection mechanism 91, the detection mechanism 91 comprises a base plate 21 fixedly arranged on the upper end face of the placement block 10, a first pressure sensing block 20 is embedded on the upper end face of the base plate 21, a first spring 19 is fixedly arranged on the upper end face of the first pressure sensing block 20, a first knocking plate 18 is fixedly arranged on the upper end face of the first spring 19, the first knocking plate 18 is movably connected with the base plate 21, the first pressure sensing block 20 can detect the falling speed of raindrops by detecting pressure, the upper end face of the placement block 10 is fixedly provided with a detection block 17, a filter cavity 22 with an upward opening is arranged in the detection block 17, a filter screen 23 is arranged in the filter cavity 22 in a sliding manner, the lower inner wall of the filter cavity 22 is provided with a water retention cavity 24 with an upward opening, the lower inner wall of the water retention cavity 24 is provided with an outflow cavity 27 with an upward opening, the rear inner wall of the outflow cavity 27 rotates and is provided with a, a water wheel 25 is fixedly arranged on the first rotating shaft 26, the first rotating shaft 26 extends into a second transmission cavity 28, the second transmission cavity 28 is arranged in the detection block 17, the front end face of the first rotating shaft 26 is rotationally connected with the inner wall of the front side of the second transmission cavity 28, a centrifugal block 29 is fixedly arranged on the first rotating shaft 26, six first chutes 30 with outward openings are arranged in the centrifugal block 29, the six first chutes 30 are distributed in an annular array mode by taking the first rotating shaft 26 as a symmetric center, a second spring 31 is fixedly arranged on the inner wall of the first sliding chute 30 close to the first rotating shaft 26, a first sliding block 32 is fixedly arranged on the second spring 31, the first sliding block 32 is slidably connected with the first sliding chute 30, a second knocking plate 33 is slidably arranged in the second transmission cavity 28, a third spring 34 is fixedly arranged on the lower end face of the second knocking plate 33, and a second pressure sensing block 35 is fixedly arranged on the lower end face of the third spring 34, the lower end surface of the second pressure sensing block 35 is fixedly connected with the inner wall of the lower side of the second transmission cavity 28, and the second pressure sensing block 35 is used for detecting raining by detecting the water flow speed;

the left and right symmetrical arrangement block 10 is provided with an extending cavity 85 with a downward and outward opening, the arrangement block 10 is provided with a waterproof cloth cavity 76 with a downward opening, the waterproof cloth cavity 76 is provided with a covering mechanism 92, the covering mechanism 92 comprises a second rotating shaft 77 rotatably arranged on the inner wall of the left side of the waterproof cloth cavity 76, the second rotating shaft 77 is fixedly provided with a first torsion spring 75, the left end surface of the first torsion spring 75 is fixedly connected with the inner wall of the left side of the waterproof cloth cavity 76, the second rotating shaft 77 is fixedly provided with a cloth drum 78, the cloth drum 78 is wound with a waterproof cloth 79, the lower end surface of the waterproof cloth 79 is fixedly provided with a fixing rod 45, the left and right sides are symmetrically and fixedly provided with a transmission block 51, the transmission block 51 is provided with a third transmission cavity 80 with an opening which is far away from the direction of the fixing rod 45, the inner wall of the rear side of the third transmission cavity 80 is fixedly provided with a first motor 52, the front end surface of the, the front end face of the first lead screw 49 is fixedly provided with a second lead screw 50, and the first lead screw 49 and the second lead screw 50 are respectively in threaded connection with a second sliding block 81.

Advantageously, the folding mechanism 90 comprises a second motor 43 embedded in the rear inner wall of the first transmission chamber 13, a third rotating shaft 44 is fixedly arranged on the front end surface of the second motor 43, a first belt pulley 42 is fixedly arranged on the third rotating shaft 44, the first belt wheel 42 is frictionally connected with the second belt wheel 14 through a belt 16, a fourth rotating shaft 15 is fixedly arranged in the second belt wheel 14, the front end surface and the rear end surface of the fourth rotating shaft 15 are rotationally connected with the inner walls of the front side and the rear side of the first transmission cavity 13, two fixing blocks 37 are fixedly arranged on the belt 16, the two fixing blocks 37 are respectively positioned on the upper inner wall of the first transmission cavity 13 and the lower inner wall of the first transmission cavity 13, the fixed block 37 is rotatably connected with the i-shaped sliding rail 36 through a fifth rotating shaft 38, a second torsion spring 39 is sleeved outside the fifth rotating shaft 38, and the second torsion spring 39 is fixedly connected with the i-shaped sliding rail 36.

Advantageously, the detecting mechanism 91 further comprises a clamping block 53 fixedly arranged on the end surface of the second sliding block 81 far from the fixed rod 45, a forward opening 56 is arranged in the clamping block 53, a first transmission shaft 55 is rotatably arranged on the inner wall of the clamping block 56 far from the transmission block 51, a gear 54 is fixedly arranged on the first transmission shaft 55, a first bevel gear 57 is fixedly arranged on the end surface of the first transmission shaft 55 near the transmission block 51, the first bevel gear 57 is in meshed connection with a second bevel gear 58, a second transmission shaft 59 is fixedly arranged on the end surface of the second bevel gear 58 far from the first bevel gear 57, a third bevel gear 60 is fixedly arranged on the end surface of the second transmission shaft 59 far from the second bevel gear 58, the third bevel gear 60 is in meshed connection with a fourth bevel gear 61, and a third transmission shaft 62 is fixedly arranged on the end surface of the fourth bevel gear 61 near the transmission block 51, a fifth bevel gear 63 is fixedly arranged on the end surface of the third transmission shaft 62 close to the transmission block 51, the fifth bevel gear 63 is in meshed connection with a sixth bevel gear 64, a fourth transmission shaft 65 is fixedly arranged on the end surface of the sixth bevel gear 64 far away from the fifth bevel gear 63, a seventh bevel gear 66 is fixedly arranged on the end surface of the fourth transmission shaft 65 far away from the sixth bevel gear 64, the seventh bevel gear 66 is fixedly in meshed connection with an eighth bevel gear 67, a fifth transmission shaft 68 is fixedly arranged on the end surface of the eighth bevel gear 67 close to the transmission block 51, a ninth bevel gear 69 is fixedly arranged on the end surface of the fifth transmission shaft 68 far away from the eighth bevel gear 67, a fourth transmission cavity 72 with an opening facing the fixed rod 45 is arranged in the second slider 81, a sixth transmission shaft 71 is rotatably arranged on the inner wall of the front side and the rear side of the fourth transmission cavity 72, and a tenth bevel gear 70 is fixedly arranged on, the tenth bevel gear 70 is engaged with the ninth bevel gear 69, a worm gear 73 is fixedly arranged on the sixth transmission shaft 71, a fifth transmission cavity 46 with an opening facing a direction away from the fixing rod 45 is arranged on the end surface of the third transmission cavity 80 close to the fixing rod 45, a double-headed motor 48 is fixedly arranged on the inner wall of the lower side of the fifth transmission cavity 46, worms 47 are fixedly arranged on the front and rear end surfaces of the double-headed motor 48 symmetrically, and the worms 47 are engaged with the worm gear 73.

Advantageously, the rear end face of the installation block 10 is fixedly connected to a wall 12, and the underside of the installation block 10 is provided with a copper relief 11, and the copper relief 11 is fixedly connected to the wall 12.

Advantageously, the front and rear end faces of the i-shaped sliding rail 36 are fixedly provided with racks 74, and the racks 74 can be meshed with the gears 54.

Advantageously, the sieve 23 is used for filtering the impurities such as leaves.

Application method

In the initial state, the second torsion spring 39 is in a compressed state, and the second spring 31, the third spring 34, and the first spring 19 are in a normal state.

When raining, when rainwater falls into the filter cavity 22, the rainwater falls into the water retention cavity 24 after being filtered by the filter screen 23, under the action of gravity, the water retention cavity 24 flows out of the detection block 17, the rainwater drives the water wheel 25 to rotate, the water wheel 25 drives the first rotating shaft 26 to rotate, the first rotating shaft 26 drives the centrifugal block 29 to rotate, under the action of centrifugal force, the first sliding block 32 is thrown outwards, the second spring 31 is stretched, the first sliding block 32 knocks the second knocking plate 33, the third spring 34 is compressed, and the second pressure sensing block 35 is subjected to pressure, which indicates that raining begins, and meanwhile, the rainwater falls to knock the first knocking plate 18, the first spring 19 is compressed, the first spring 19 applies pressure to the first pressure sensing block 20, and the first pressure sensing block 20 is subjected to pressure change, which indicates that raining has occurred.

In order to protect the copper relief from being corroded by acid rain, the second motor 43 is started, the second motor 43 controls the third rotating shaft 44 to rotate, the third rotating shaft 44 drives the first belt wheel 42 to rotate, the first belt wheel 42 drives the second belt wheel 14 to rotate through the belt 16, the second belt wheel 14 drives the inner fourth rotating shaft 15 to rotate, the belt 16 drives the fixing block 37 to move, the fixing block 37 drives the i-shaped sliding rail 36 to slide outwards, after the fixing block 37 moves to a specified position, the second torsion spring 39 returns to a normal state, the second torsion spring 39 drives the i-shaped sliding rail 36 to rotate, the i-shaped sliding rail 36 and the fixing block 37 form a ninety-degree included angle, and the second motor 43 is powered off.

The first motor 52 is started, the first motor 52 drives the first lead screw 49 to rotate, the first lead screw 49 drives the second lead screw 50 to rotate, the first lead screw 49 and the second lead screw 50 drive the two second sliding blocks 81 to slide towards each other, the gear 54 contacts with the rack 74 and is in meshed connection with the rack 74, at this time, the first motor 52 is powered off, the double-headed motor 48 is started, the double-headed motor 48 drives the worm 47 to rotate, the worm 47 drives the worm wheel 73 to rotate, the worm wheel 73 drives the sixth transmission shaft 71 to rotate, the sixth transmission shaft 71 drives the tenth bevel gear 70 to rotate, the tenth bevel gear 70 drives the ninth bevel gear 69 to rotate, the ninth bevel gear 69 drives the fifth transmission shaft 68 to rotate, the fifth transmission shaft 68 drives the eighth bevel gear 67 to rotate, the eighth bevel gear 67 drives the seventh bevel gear 66 to rotate, the seventh bevel gear 66 drives the fourth transmission shaft 65 to rotate, and the fourth transmission shaft 65 drives the sixth bevel gear, the sixth bevel gear 64 drives the fifth bevel gear 63 to rotate, the fifth bevel gear 63 drives the third transmission shaft 62 to rotate, the third transmission shaft 62 drives the fourth bevel gear 61 to rotate, the fourth bevel gear 61 drives the third bevel gear 60 to rotate, the third bevel gear 60 drives the second transmission shaft 59 to rotate, the second transmission shaft 59 drives the second bevel gear 58 to rotate, the second bevel gear 58 drives the first bevel gear 57 to rotate, the first bevel gear 57 drives the first transmission shaft 55 to rotate, the first transmission shaft 55 drives the gear 54 to rotate, the gear 54 rotates to drive the clamping block 53 to move downwards along the i-shaped sliding rail 36, the clamping block 53 drives the transmission block 51 to move downwards, the two transmission blocks 51 drive the fixed rod 45 to fall together, when the fixed rod 45 is pulled and coiled, the first torsion spring 75 is compressed, and the fixed rod 45 is covered on the front side of the copper embossment 11, so as to complete the action of keeping off rain.

When the rain stops, the second pressure sensing block 35 and the first pressure sensing block 20 are not stressed any more, and the device is restored.

The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.