CN113241600A

CN113241600A - Adjustable rainproof device

Info

Publication number: CN113241600A
Application number: CN202110711388.6A
Authority: CN
Inventors: 巫环科; 张科; 江少民; 杨松; 吴灼权; 袁伟明; 周卓伟; 唐锦尧; 杜仕海; 徐云; 郑文琼; 陈永佳
Original assignee: Guangdong Power Grid Co Ltd; Dongguan Power Supply Bureau of Guangdong Power Grid Co Ltd
Current assignee: Guangdong Power Grid Co Ltd; Dongguan Power Supply Bureau of Guangdong Power Grid Co Ltd
Priority date: 2021-06-25
Filing date: 2021-06-25
Publication date: 2021-08-10
Anticipated expiration: 2041-06-25
Also published as: CN113241600B

Abstract

The invention belongs to the technical field of power equipment waterproofing, and discloses an adjustable rainproof device which comprises two rainsheds, four supporting rods, a lifting mechanism and an adjusting mechanism, wherein each rainshed comprises an inner rainshed and an outer rainshed, the inner rainshed is arranged in the outer rainshed and is in sliding connection with the inner wall of the outer rainshed, and the bottom of the outer rainshed is parallel to each other and is provided with two sliding chutes at intervals; the supporting rods correspond to the sliding grooves one by one, and one end of each supporting rod is provided with a roller which is in rolling connection with the sliding grooves; the lifting mechanism is arranged at the other end of the supporting rod and can simultaneously drive the four supporting rods to ascend or descend along the vertical direction; the adjusting mechanism comprises a holding rod, a first adjusting rod and a second adjusting rod, wherein a first threaded hole and a second threaded hole which are opposite in rotating direction are formed in two ends of the holding rod, the first adjusting rod is in threaded connection with the first threaded hole, and the second adjusting rod is in threaded connection with the second threaded hole. The adjustable rain-proof device can control the lifting height and the opening and closing angle of the two rain sheds to obtain ideal rain-shielding operation conditions.

Description

Adjustable rainproof device

Technical Field

The invention relates to the technical field of waterproof of power equipment, in particular to an adjustable rainproof device.

Background

The HGIS circuit breaker of 500kV transformer substation adopts the open air to arrange, more adoption hydraulic spring mechanism, the arrangement mode of gas mechanism is comparatively special, the transversely arranged usually, the unconventional is erect and is arranged, but the rain-proof drainage device of current this kind of mechanism case then designs according to erectting the installation direction, the top is provided with rain-proof curtain, the bottom is provided with the wash port, rain-proof curtain and wash port can not play waterproof and drainage effect well when the mechanism case is crouched the installation, mechanism case infiltration and ponding easily take place after the time length, arouse defects such as mechanism incasement components and parts corrosion, insulating properties reduces.

Disclosure of Invention

The invention aims to provide an adjustable rainproof device which can control the rain shielding area, the lifting height and the opening and closing angle of two rain sheds to obtain ideal rain shielding operation conditions.

In order to achieve the purpose, the invention adopts the following technical scheme:

an adjustable rain protection device, comprising:

the rain shed comprises two rain sheds, wherein the two rain sheds are rotatably connected, each rain shed comprises an inner rain shed and an outer rain shed, the inner rain shed is arranged in the outer rain shed and is in sliding connection with the inner wall of the outer rain shed, one end of the inner rain shed can extend out of the outer rain shed, and the bottom of the outer rain shed is parallel to and provided with two sliding grooves at intervals;

the four supporting rods correspond to the sliding grooves one by one, and one end of each supporting rod is provided with a roller which is in rolling connection with the sliding grooves;

the lifting mechanism is arranged at the other end of the supporting rod and can simultaneously drive the four supporting rods to ascend or descend along the vertical direction; and

an adjustment mechanism, the adjustment mechanism comprising:

the holding rod is hollow, one end of the holding rod is provided with a first threaded hole, the other end of the holding rod is provided with a second threaded hole, and the thread turning directions of the first threaded hole and the second threaded hole are opposite;

one end of the first adjusting rod is rotatably connected with one rain shed, and the other end of the first adjusting rod is in threaded connection with the first threaded hole; and

one end of the second adjusting rod is connected with the other rain shed in a rotating mode, and the other end of the second adjusting rod is in threaded connection with the second threaded hole.

As a preferable structure of the invention, one end of the inner canopy is fixedly connected with a first buckle, one end of the outer canopy is fixedly connected with a second buckle, and when the inner canopy is arranged in the outer canopy, the first buckle can be locked with the second buckle.

As a preferred structure of the present invention, one end of the support rod is provided with a roller seat, and the roller is rotatably mounted on the roller seat.

The sliding chute with the locking device comprises a supporting rod, a sliding chute and a locking device, wherein the supporting rod is arranged on the supporting rod, the sliding chute is provided with a plurality of bent pins on the outer side wall, the plurality of bent pins are arranged in parallel and at intervals along the length direction of the sliding chute, and the locking device can be clamped with the bent pins.

As a preferable structure of the present invention, the number of the locking devices is four, and one locking device is provided on each of the support rods.

As a preferred structure of the invention, the locking device comprises a lock catch and a lock seat, the lock seat is fixedly connected with the support rod, the lock catch is rotatably connected with the lock seat, and the lock catch can be clamped with the bent pin.

As a preferred structure of the invention, the two rainsheds are rotatably connected through hinges, the hinges are provided with a plurality of hinges, and the two leaves of the hinges are respectively fixedly connected with the two rainsheds.

As a preferable structure of the present invention, the elevating mechanism includes:

the four lead screw lifters correspond to the four support rods one by one, threads are arranged on the peripheries of the support rods, and the support rods are in threaded connection with the lead screw lifters; the screw rod lifters positioned on the left side and the right side of the mechanism box are in transmission connection through a connecting rod to form a group of lifting groups;

one steering gear is in transmission connection with the lead screw lifters in one lifting group; and

and the driver is in transmission connection with the two steering gears through the driving rod, and can drive the four screw rod lifters to synchronously lift.

As a preferable structure of the invention, the driver comprises a turntable, a handle is arranged on the turntable, and the turntable can drive four screw rod elevators to synchronously lift when rotating.

As a preferable structure of the invention, the rain-proof shed further comprises rain-proof cloth, and the rain-proof cloth is laid on the two rain-proof sheds.

The invention has the beneficial effects that: the adjustable rainproof device provided by the invention has the advantages that the area of the rainshed is adjusted through the inner rainshed and the outer rainshed, the lifting height of the two rainsheds can be controlled through the lifting mechanism, the opening and closing angles of the two rainsheds are controlled through the adjusting mechanism, ideal rain shielding operation conditions are obtained through comprehensive adjustment, the mechanism box can be effectively prevented from water seepage, the defect rate of the mechanism box is reduced, the operation reliability of the mechanism box is improved, and the mechanism box is convenient to overhaul.

Drawings

Fig. 1 is a schematic structural view of an adjustable rain protection device according to a first embodiment of the present invention;

FIG. 2 is an enlarged partial schematic view at A of FIG. 1;

FIG. 3 is a schematic view of an adjustable rain protection device according to a first embodiment of the present invention;

FIG. 4 is a schematic structural view of a canopy according to a first embodiment of the present invention;

FIG. 5 is a schematic view of a first embodiment of an adjustable rain protection device according to the present invention;

fig. 6 is a schematic partial structural view of an adjustable rain protection device according to the first embodiment of the present invention.

In the figure:

1. a canopy; 11. an inner canopy; 111. a first buckle is arranged; 12. an outer canopy; 121. a chute; 1211. bending a pin; 122. a second buckle; 13. loose leaves; 131. a fan blade;

2. a support bar; 21. a roller; 22. a roller seat;

3. a lifting mechanism; 31. a screw rod lifter; 311. a connecting rod; 32. a diverter; 33. a driver; 331. a drive rod; 332. a turntable; 333. a handle;

4. an adjustment mechanism; 41. a hand-held lever; 411. a first threaded hole; 412. a second threaded hole; 42. a first adjusting lever; 43. a second adjusting lever;

5. a locking device; 51. locking; 52. a lock seat;

6. waterproof cloth;

100. and a mechanism box.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar parts throughout or parts having the same or similar functions. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection via an intermediary, a connection between two elements, or an interaction between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the description of the present invention, unless otherwise expressly specified or limited, the first feature "on" or "under" the second feature may include the first feature and the second feature being in direct contact, or may include the first feature and the second feature being in contact not directly but with another feature therebetween. 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 under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.

Example one

As shown in fig. 1-6, the invention provides an adjustable rain protection device, which comprises two rain sheds 1, four support rods 2, a lifting mechanism 3 and an adjusting mechanism 4, wherein the two rain sheds 1 are rotatably connected in a 'man' shape, the rain shed 1 comprises an inner rain shed 11 and an outer rain shed 12, the inner rain shed 11 is arranged in the outer rain shed 12 and is in sliding connection with the inner wall of the outer rain shed 12, one end of the inner rain shed 11 can extend out of the outer rain shed 12, and the bottom of the outer rain shed 12 is provided with two sliding chutes 121 at intervals in parallel; in this embodiment, as shown in fig. 4, the inner canopy 11 and the outer canopy 12 are made of transparent acrylic plates, wherein the outer canopy 12 is a box-type outer canopy with a length of 1100mm, a width of 346mm and a thickness of 34mm, and is formed by bonding and packaging the transparent acrylic plates with a thickness of 2mm, three sides of the outer canopy are sealed, and a long side opening is left, the inner canopy 11 is slidably installed in the outer canopy 12, a length of 1080mm, a width of 300mm and a thickness of 3mm, inner canopy wheels and outer canopy wheels are respectively installed on two sides of the end portions of the inner canopy 11 and the outer canopy 12, two sets of pulleys are installed at opposite positions, a metal inner canopy side plate with a length of 290mm, a width of 250mm and a thickness of 1mm is installed on each side of the short side of the inner canopy 11, a metal inner canopy wheel with a diameter of 15mm and a thickness of 8mm is installed on each side of the end of the side plate, a metal outer canopy wheel with a diameter of 15mm and a thickness of 8mm is installed on each side of the inner canopy 11, and the inner canopy can slide out from the inner canopy 12, one end of the inner canopy 11 extends out of the outer canopy 12, and the inner canopy 11 is similar to a drawer push-pull principle, and then two inner canopy wheels arranged on the inner canopy 11 are contacted with two outer canopy wheels arranged on the outer canopy 12 to play a limiting role, so that the inner canopy 11 is prevented from falling off, and the rain shielding area of the canopy 1 is adjusted; the support rods 2 correspond to the sliding grooves 121 one by one, the rollers 21 are arranged at one ends of the support rods 2, the rollers 21 are in rolling connection with the sliding grooves 121 to form rolling type support contact, the sliding grooves 121 provide guidance for movement of the rollers 21, the sliding grooves 121 are metal sliding grooves with the length of 150mm, the width of 21mm, the depth of 18mm and the thickness of 2mm, and one end of each sliding groove 121 is welded with a cuboid stop block with the length of 25mm, the width of 15mm and the thickness of 2mm to prevent the rollers 21 from sliding; the lifting mechanism 3 is arranged at the other end of the support rod 2, and the lifting mechanism 3 can simultaneously drive the four support rods 2 to ascend or descend along the vertical direction; the adjusting mechanism 4 comprises a holding rod 41, a first adjusting rod 42 and a second adjusting rod 43, the holding rod 41 is hollow, one end of the holding rod 41 is provided with a first threaded hole 411, the other end of the holding rod is provided with a second threaded hole 412, and the thread turning directions of the first threaded hole 411 and the second threaded hole 412 are opposite; one end of the first adjusting rod 42 is rotatably connected with one rain shed 1, and the other end of the first adjusting rod 42 is in threaded connection with the first threaded hole 411; one end of the second adjusting rod 43 is rotatably connected to the other canopy 1, and the other end of the second adjusting rod 43 is threadedly connected to the second threaded hole 412. In this embodiment, as shown in fig. 2, the first adjusting rod 42 and the second adjusting rod 43 are respectively a forward threaded rod and a reverse threaded rod with 16mm diameter and 110mm length, the holding rod 41 is an internal hollow threaded rod with 25mm outer diameter, 16mm inner diameter and 150mm length, the first adjusting rod 42 and the second adjusting rod 43 are 200mm away from the upper edge of the outer canopy 12 from the rotation connecting end of the canopy 1, the length adjusting range of the first adjusting rod 42 and the second adjusting rod 43 is 220mm to 360mm, when the holding rod 41 is screwed in the forward direction, the first adjusting rod 42 and the second adjusting rod 43 simultaneously extend out of the holding rod 41 at equal intervals, the included angle between the two rainsheds 1 is increased, when the holding rod 41 is screwed in the reverse direction, the first adjusting rod 42 and the second adjusting rod 43 simultaneously retract into the holding rod 41 at equal intervals, and the included angle between the two rainsheds 1 is decreased. The end parts of the first adjusting rod 42 and the second adjusting rod 43 are welded with a metal stop sheet with the diameter of 20mm and the thickness of 1mm, so that the first adjusting rod 42 and the second adjusting rod 43 can be prevented from falling off from the holding rod 41 when the first adjusting rod and the second adjusting rod are screwed too much.

Specifically, one end of the inner canopy 11 is fixedly connected with a first buckle 111, one end of the outer canopy 12 is fixedly connected with a second buckle 122, and when the inner canopy 11 is placed in the outer canopy 12, the first buckle 111 can be locked with the second buckle 122. In this embodiment, as shown in fig. 4, the first buckle 111 and the second buckle 122 are respectively installed at the center of the end portions of the inner canopy 11 and the outer canopy 12, the first buckle 111 can rotate by 90 degrees, when the inner canopy 11 is completely retracted into the outer canopy 12, the first buckle 111 and the second buckle 122 are locked in a clamping manner, so as to play a role in locking, and prevent the inner canopy 11 from sliding out of the outer canopy 12 under the action of gravity, at this time, the area of the canopy 1 is the smallest; after the first buckle 111 and the second buckle 122 are unfastened, the inner canopy 11 slides out of the outer canopy 12 under the action of gravity, or the first buckle 111 can be grasped to manually pull the inner canopy 11 out of the outer canopy 12, so that the area of the canopy 1 is the largest.

Specifically, one end of the support rod 2 is provided with a roller seat 22, and the roller 21 is rotatably mounted on the roller seat 22. In this embodiment, the end of each support rod 2 is welded with a roller seat 22 having a square cross section and a shape like a Chinese character 'hui', the inner side length of the roller seat 22 is 30mm, the outer side length of the roller seat is 50mm, the thickness of the roller seat is 20mm, the upper yoke of the roller seat 22 is a cylinder having a diameter of 19.5mm and a length of 30mm, a roller 21 is rotatably installed in the middle of the roller seat, and the roller 21 in this embodiment is a bearing having an outer diameter of 60mm, an inner diameter of 20mm, and a thickness of 20 mm.

Specifically, the locking device 5 is further included, the locking device 5 is mounted at one end of the support rod 2, a plurality of bent pins 1211 are arranged on the outer side wall of the sliding chute 121, the plurality of bent pins 1211 are arranged in parallel and at intervals along the length direction of the sliding chute 121, and the locking device 5 can be clamped with the bent pins 1211.

The locking device 5 is a snapping locking device, when the roller 21 slides to a proper position, the locking device 5 is locked with the bent pins 1211 on the outer side wall of the sliding chute 121 in a clamping manner, and the plurality of bent pins 1211 on the outer side wall of the sliding chute 121 provide dead-angle-free fastening points for the locking device 5, so that the purpose of fixing the rain shed 1 is achieved.

Preferably, four locking devices 5 are provided, one locking device 5 being provided on each support bar 2. In this embodiment, each support rod 2 is provided with a locking device 5 to ensure the stable fixation of the canopy 1.

Specifically, the locking device 5 includes a latch 51 and a lock seat 52, the lock seat 52 is fixedly connected to the support rod 2, the latch 51 is rotatably connected to the lock seat 52, and the latch 51 can be engaged with the curved pin 1211. The latch 51 in this embodiment is an elastic snapping latch, when not in use, the latch 51 is folded on the latch seat 52, and when in use, the latch 51 is manually snapped to be locked with the curved pin 1211, so as to fix the rain shed 1.

Specifically, the two rainsheds 1 are rotatably connected through the hinges 13, the hinges 13 are provided in plurality, and the two leaves 131 of the hinges 13 are respectively fixedly connected with the two rainsheds 1. The two rainsheds 1 in this embodiment are connected by using three hinges 13, the hinges 13 are common devices in the field, and the detailed structure and the working principle thereof are not described herein again.

Specifically, as shown in fig. 3, the lifting mechanism 3 includes four screw rod lifters 31, two steering gears 32 and a driver 33, the four screw rod lifters 31 correspond to the four support rods 2 one by one, the peripheries of the support rods 2 are provided with threads, and the support rods 2 are in threaded connection with the screw rod lifters; the screw rod lifter 31 is a device commonly used in the art, the support rod 2 in this embodiment is preferably a screw rod with a length of 805mm and a diameter of 20mm, a metal sheet with a diameter of 24mm and a thickness of 1mm is installed at the bottom of the support rod 2, and the metal sheet plays a role in limiting and preventing the support rod 2 from being separated from the screw rod lifter 31. The screw rod lifters 31 positioned on the left side and the right side of the mechanism box 100 are in transmission connection through the connecting rod 311 to serve as a group of lifting groups, one steering gear 32 is in transmission connection with the screw rod lifter 31 in the group of lifting groups, the driver 33 is in transmission connection with the two steering gears 32 through the driving rod 331, and the driver 33 can drive the four screw rod lifters 31 to synchronously lift. In the present embodiment, a worm and a worm wheel are installed inside the screw rod lifter 31, the maximum lifting range is 300mm, the redirector 32 and the driver 33 are devices commonly used in the art, the redirector 32 is used for redirecting, and the four screw rod lifters 31, the redirector 32 and the driver 33 are in the same horizontal plane. The driver 33 is provided with a stainless steel rotary disc 332 with the outer diameter of 120mm and the thickness of 10mm, a stainless steel handle 333 with the length of 80mm and the diameter of 20mm is installed at the edge of the rotary disc 332, the rotary disc 332 rotates for a circle and synchronously ascends or descends for 2mm corresponding to the support rods 2 on the four lead screw lifters 31, the handle 333 can swing 90 degrees inwards, and then a clamping ring is sleeved on the rotary disc 332, so that the handle 333 is locked.

Preferably, the rain-proof shed further comprises a rain-proof cloth 6, and the rain-proof cloth 6 is laid on the two rain-proof sheds 1. In this embodiment, the waterproof cloth 6 is laid above the hinges 13, the waterproof cloth 6 is in an arch bridge shape, both sides of the waterproof cloth are fixed on the surface of the top of the outer rain shed 12 close to the hinges 13, and the waterproof cloth 6 realizes the rain shielding of the gap between the two outer rain sheds 12.

The specific use method of the adjustable rainproof device is as follows: when in use, the four screw rod lifters 31, the steering gears 32 and the drivers 33 are arranged as shown in fig. 3, and the heights of all the machines are ensured to be equal; the lead screw lifters 31 are independently rotated to ensure that the supporting rods 2 on the lead screw lifters 31 are equal in height; the connecting rods 311 and the driving rod 331 are connected to ensure smooth mechanical transmission; the two rainsheds 1 are integrally placed on the four support rods 2, the rollers 21 on the support rods 2 are connected with the sliding grooves 121, the horizontal ruler is placed at the position of the holding rod 41 to ensure that the holding rod 41 is horizontal, then the rotary disc 332 is rotated to adjust the rainshed 1 to a proper height, the holding rod 41 is screwed to adjust the rainshed 1 to a proper unfolding angle, and then the lock catch 51 of the locking device 5 is clamped and fixed with the bent pin 1211. The inner canopy 11 is pulled out from the outer canopy 12, the area of the canopy 1 is expanded, the handle 333 on the turntable 332 is locked, and the installation and the debugging are completed.

Example two

The embodiment is further improved on the basis of the first embodiment, bases are arranged at the bottoms of the screw rod lifter 31, the steering gear 32 and the driver 33, each base comprises a round stainless steel bottom plate with the diameter of 100mm and the thickness of 20mm, a steel pipe support which is perpendicularly welded with the bottom plate, has the height of 305mm and the outer diameter of 40mm and the thickness of 2mm, four holes with the diameter of 21mm are formed in the periphery of the bottom plate, M12 anchor bolts are installed on the holes, seven bases are counted, all the seven bases are located on the same horizontal plane, and the connection reliability of the screw rod lifter 31, the steering gear 32 and the driver 33 and the ground is improved.

It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. An adjustable rainproof device, comprising:

the rain shed comprises two rain sheds (1), wherein the two rain sheds (1) are rotatably connected, each rain shed (1) comprises an inner rain shed (11) and an outer rain shed (12), the inner rain shed (11) is arranged in the outer rain shed (12) and is in sliding connection with the inner wall of the outer rain shed (12), one end of the inner rain shed (11) can extend out of the outer rain shed (12), and the bottom of the outer rain shed (12) is provided with two sliding chutes (121) in parallel at intervals;

the supporting rods (2) correspond to the sliding grooves (121) one by one, one ends of the supporting rods (2) are provided with rolling wheels (21), and the rolling wheels (21) are in rolling connection with the sliding grooves (121);

the lifting mechanism (3) is arranged at the other end of the support rod (2), and the lifting mechanism (3) can simultaneously drive the four support rods (2) to ascend or descend along the vertical direction; and

an adjustment mechanism (4), the adjustment mechanism (4) comprising:

the handheld rod (41), the interior of the handheld rod (41) is hollow, one end of the handheld rod (41) is provided with a first threaded hole (411), the other end of the handheld rod is provided with a second threaded hole (412), and the thread turning directions of the first threaded hole (411) and the second threaded hole (412) are opposite;

one end of the first adjusting rod (42) is rotatably connected with one rain shed (1), and the other end of the first adjusting rod (42) is in threaded connection with the first threaded hole (411); and

one end of the second adjusting rod (43) is rotatably connected with the other rain shed (1), and the other end of the second adjusting rod (43) is in threaded connection with the second threaded hole (412).

2. The adjustable rain protection device as claimed in claim 1, wherein a first snap (111) is fixedly connected to one end of the inner canopy (11), a second snap (122) is fixedly connected to one end of the outer canopy (12), and when the inner canopy (11) is placed in the outer canopy (12), the first snap (111) can be locked with the second snap (122).

3. The adjustable rain protection device as claimed in claim 1, wherein one end of the support rod (2) is provided with a roller seat (22), and the roller (21) is rotatably mounted on the roller seat (22).

4. The adjustable rainproof device according to claim 1, further comprising a locking device (5), wherein the locking device (5) is installed at one end of the supporting rod (2), a plurality of bent pins (1211) are arranged on the outer side wall of the sliding groove (121), the plurality of bent pins (1211) are arranged in parallel and at intervals along the length direction of the sliding groove (121), and the locking device (5) can be clamped with the bent pins (1211).

5. Adjustable rainprotection as claimed in claim 4, characterised in that said locking means (5) are provided in four, one locking means (5) being provided on each of said support bars (2).

6. The adjustable rain protection device as claimed in claim 4, wherein said locking device (5) comprises a latch (51) and a lock seat (52), said lock seat (52) is fixedly connected to said support rod (2), said latch (51) is rotatably connected to said lock seat (52), and said latch (51) can be engaged with said curved pin (1211).

7. The adjustable rain protection device as claimed in claim 1, wherein two rain sheds (1) are rotatably connected by hinges (13), a plurality of hinges (13) are provided, and two leaves (131) of the hinges (13) are respectively fixedly connected with two rain sheds (1).

8. Adjustable rain protection as claimed in claim 1, characterized in that the lifting mechanism (3) comprises:

the four lead screw lifters (31) correspond to the four support rods (2) one by one, threads are arranged on the peripheries of the support rods (2), and the support rods (2) are in threaded connection with the lead screw lifters (31); the screw rod lifters (31) positioned on the left side and the right side of the mechanism box (100) are in transmission connection through a connecting rod (311) to form a group of lifting groups;

two steering gears (32), wherein one steering gear (32) is in transmission connection with the screw rod lifter (31) in one lifting group; and

the driver (33), driver (33) and two steering gear (32) are connected through actuating lever (331) transmission, driver (33) can drive four lead screw lift (31) synchronous lifting.

9. The adjustable rainproof device of claim 8 wherein said actuator (33) includes a rotatable disc (332), said rotatable disc (332) having a handle (333), said rotatable disc (332) being capable of driving four of said lead screw lifters (31) to synchronously lift and lower when rotated.

10. The adjustable rainproof device according to any one of claims 1-9, further comprising a rainproof cloth (6), wherein the rainproof cloth (6) is laid on the two rain shelters (1).