Anti-hole-blocking rubber screen device

Abstract

The utility model belongs to the technical field of rubber screen mesh devices, and particularly relates to an anti-hole-blocking rubber screen mesh device which comprises a vibrating screen classifier and a rubber screen mesh arranged in the vibrating screen classifier, and further comprises a sliding groove formed in the inner wall of the vibrating screen classifier, a sliding plate is connected in the sliding groove in a sliding mode, and the rubber screen mesh is arranged in the sliding plate. Two threaded rods in threaded connection with the sliding plates are rotationally connected into the sliding grooves. The rotating assembly is located in the vibration screening machine and used for driving the two threaded rods to rotate; the two rotating grooves are formed in the sliding plate, two rotating plates are rotationally connected into the two rotating grooves correspondingly, and a plurality of dredging rods are fixedly connected to the two rotating plates correspondingly; the rubber screen mesh device solves the problems that when the moisture content in materials is high, especially when the moisture content is larger than a certain proportion (such as 5% or 8%), in the long-time using process of a rubber screen mesh in the rubber screen mesh device, the situation that screen holes are blocked possibly occurs, and the screening efficiency of the rubber screen mesh device is reduced.

Description

TECHNICAL FIELD

[0001] The utility model belongs to rubber screen device technical field, especially relate to a kind of anti-blocking rubber screen device. BACKGROUND

[0002] Rubber screen device is a kind of filtering and screening equipment widely used in multiple industrial fields, which is mainly composed of screen, vibrator, spring and support, etc., the screen itself is made of high-strength rubber material, with wear resistance, corrosion resistance, impact resistance and high temperature resistance, etc.The structure is usually woven by longitudinal rubber strip and transverse rubber strip, and the intersection is bonded by heating self-fusion or adhesive, forming a stable mesh structure.

[0003] When the moisture content in the material is high, especially when the moisture is greater than a certain proportion (such as 5% or 8%), the rubber screen in the rubber screen device may be blocked during long-term use, reducing the screening efficiency of the rubber screen device.In view of this, we propose a kind of anti-blocking rubber screen device. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of anti-blocking rubber screen device to solve the problems raised in the above background.

[0005] Therefore, the utility model provides a kind of anti-blocking rubber screen device, including vibrating screen separator and rubber screen, the rubber screen is arranged in vibrating screen separator, further including:

[0006] Chute, the chute is opened on the inner wall of vibrating screen separator, the chute is slidably connected with sliding plate, and two threaded rods connected with the sliding plate are rotatably connected in the chute;

[0007] Rotating assembly, the rotating assembly is located in vibrating screen separator, and is used to drive two threaded rods to rotate;

[0008] Two rotating grooves, two rotating grooves are opened on the sliding plate, and two rotating plates are rotatably connected in two rotating grooves respectively, and a plurality of dredging rods are fixedly connected on two rotating plates respectively;

[0009] Two first rotating grooves, two first rotating grooves are opened in the sliding plate and are communicated with two rotating grooves respectively, two rotating rods are rotatably connected in two first rotating grooves respectively, and one end of two rotating rods extends into two rotating grooves respectively and is fixed with two rotating plates respectively.

[0010] Driving assembly, the driving assembly is located in the sliding plate, and is used to drive two rotating plates to rotate.

[0011] Based on the above structure, by setting the rotating groove, rotating plate and dredging rod, it is ensured that the rotating plate can rotate in the rotating groove and drive the plurality of dredging rods to move, by setting the first rotating groove and rotating rod, it is ensured that the rotating rod can rotate in the first rotating groove, by setting the driving assembly, it is ensured that the user can drive the two rotating rods to rotate through the driving assembly, so that the two rotating rods can drive the two rotating plates to rotate, by setting the sliding groove and sliding plate, it is ensured that the sliding plate can slide in the sliding groove, by setting the rotating assembly and threaded rod, it is ensured that when the two rotating plates are rotated to the appropriate position, the user can drive the two threaded rods to rotate through the rotating assembly, so that the sliding plate is affected by the threads of the two threaded rods and moves upward along the sliding groove, so that the sliding plate drives the plurality of dredging rods to move upward through the two rotating plates, so that the plurality of dredging rods can dredge the screen holes on the rubber screen.

[0012] In the above technical solution, further, the rotating assembly comprises:

[0013] The movable groove is opened in the vibrating screening machine and communicates with the sliding groove, two sprockets are rotatably connected in the movable groove, one end of the two sprockets penetrates the inner wall of the movable groove and extends into the sliding groove and is fixed with one end of the two threaded rods, respectively, and a chain is engaged between the two sprockets.

[0014] The second installation groove is opened in the vibrating screening machine and communicates with the movable groove, a second motor is fixedly connected in the second installation groove, and the output shaft of the second motor penetrates the inner wall of the second installation groove and extends into the movable groove and is fixed with one of the sprockets.

[0015] In the present technical solution, it is ensured that when the plurality of dredging rods are moved to the appropriate position, the plurality of dredging rods can be inserted into the plurality of screen holes on the rubber screen to dredge the clogged screen holes on the rubber screen.

[0016] In the above technical solution, further, one end of the two sprockets is rotatably connected with the sliding groove.

[0017] In the present technical solution, it is ensured that one end of the two sprockets can normally rotate in the sliding groove.

[0018] In the above technical solution, further, the output shaft of the second motor is rotatably connected with the movable groove.

[0019] In the present technical solution, it is ensured that the output shaft of the second motor can normally rotate in the movable groove.

[0020] In the above technical solution, further, the driving assembly comprises:

[0021] Two first gear grooves, two first gear grooves are set up in the sliding plate, and are communicated with two first rotation grooves respectively, first bevel gears and second bevel gears are rotatably connected in the first gear groove, and the first bevel gear and the second bevel gear are engaged with each other, one end of two first bevel gears respectively penetrates the inner wall of two first gear grooves and extends into two first rotation grooves and is fixed with one end of two rotating rods respectively;

[0022] The communication groove is rotatably connected with the connecting rod in the communication groove, and the two ends of the connecting rod extend into the two first gear grooves and are fixed with the two second bevel gears respectively.

[0023] The second gear groove is rotatably connected with the first gear and the second gear in the inner wall of the communication groove, and the first gear and the second gear are engaged with each other, and the first gear is fixedly connected to the side of the connecting rod.

[0024] The first installation groove is rotatably connected with the first motor in the inner wall of the second gear groove, and the output shaft of the first motor extends into the second gear groove and is fixed with the second gear.

[0025] In the technical scheme, the user can drive the two rotating plates to rotate.

[0026] In the above technical scheme, further, one end of the first bevel gear is rotatably connected with the first rotation groove.

[0027] In the technical scheme, the first bevel gear can rotate normally in the first rotation groove.

[0028] In the above technical scheme, further, the two ends of the connecting rod are rotatably connected with the two first gear grooves respectively.

[0029] In the technical scheme, the two ends of the connecting rod can rotate normally in the two first gear grooves respectively.

[0030] In the above technical scheme, further, the output shaft of the first motor is rotatably connected with the second gear groove.

[0031] In the technical scheme, the output shaft of the first motor can rotate normally in the second gear groove.

[0032] The beneficial effects of the utility model are:

[0033] The anti-blocking hole rubber screen device, through the rotation groove, the rotation plate and the dredging rod, ensures that the rotation plate can rotate in the rotation groove and drive the plurality of dredging rods to move, through the first rotation groove and the rotation rod, ensures that the rotation rod can rotate in the first rotation groove, through the driving assembly, ensures that the user can drive the two rotation rods to rotate through the driving assembly, so that the two rotation rods can drive the two rotation plates to rotate, through the sliding groove and the sliding plate, ensures that the sliding plate can slide in the sliding groove, through the rotation assembly and the threaded rod, ensures that when the two rotation plates rotate to the appropriate position, the user can drive the two threaded rods to rotate through the rotation assembly, so that the sliding plate is subjected to the action of the threads of the two threaded rods, moves upward along the sliding groove, and drives the plurality of dredging rods to move upward through the two rotation plates, so that the plurality of dredging rods can dredge the screen holes on the rubber screen, and the problem that when the water content in the material is high, especially when the water content is greater than a certain proportion (such as 5% or 8%), the rubber screen in the rubber screen device may be blocked during long-term use, reducing the screening efficiency of the rubber screen device, is solved. BRIEF DESCRIPTION OF DRAWINGS

[0034] Figure 1 is the overall structure schematic view of the utility model;

[0035] Figure 2 is the internal structure schematic view of the vibrating screening machine of the utility model;

[0036] Figure 3 is the internal structure schematic view of the sliding plate of the utility model;

[0037] Figure 4 is the internal structure schematic view of the vibrating screening machine of the utility model.

[0038] The marks in the figure are:

[0039] 1, vibrating screening machine; 2, rubber screen; 3, sliding groove; 4, sliding plate; 5, rotation groove; 6, rotation plate; 7, dredging rod; 8, first rotation groove; 9, rotation rod; 10, threaded rod; 11, first gear groove; 12, first bevel gear; 13, second bevel gear; 14, communication groove; 15, connecting rod; 16, second gear groove; 17, first gear; 18, second gear; 19, first mounting groove; 20, first motor; 21, movable groove; 22, chain wheel; 23, chain; 24, second mounting groove; 25, second motor. DETAILED DESCRIPTION

[0040] With reference to the drawings and the embodiments described herein, it will be understood that the drawings and embodiments are illustrative of only a few of the embodiments of the present application and are not therefore to be considered limiting of its scope, for the application is not limited to the embodiments illustrated in the description below.

[0041] In the description of the present application, it should be understood that the terms used herein are for the purpose of describing specific embodiments and are not intended to limit the example embodiments according to the present application. For the purpose of description, the size of each part shown in the drawings is not drawn in proportion to the actual ratio. The techniques, methods, and devices known to those of ordinary skill in the relevant art can not be discussed in detail, but should be considered as part of the authorized description. In all examples shown and discussed herein, any specific value should be interpreted as merely exemplary, and not as a limitation. Therefore, other examples of the example embodiments can have different values. It should be noted that similar reference numerals and letters represent similar items in the following drawings, and therefore, once an item is defined in one drawing, it need not be further discussed in subsequent drawings.

[0042] It should be noted that the terms "first", "second", and the like in the description and claims of the present application are used for distinguishing between similar objects and not necessarily for describing a specific sequential or chronological order. It is to be understood that the use of the terms so designated is interchangeable under appropriate circumstances such that the embodiments of the present application described herein are capable of operation in other sequences than those illustrated or otherwise described herein. The terms "first", "second", and the like, so used in the description and claims are also not necessarily used consistently in reference to a particular aspect of the example embodiments of the present application, but are used in different places and / or times for the sake of comparison within the context.

[0043] It should be noted that in the description of the present application, the orientation or position relationship indicated by the terms such as "front, back, up, down, left, right", "horizontal, vertical, perpendicular, horizontal", and "top, bottom" is generally based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description. Without the opposite indication, these orientation terms do not indicate or imply that the devices or elements referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore should not be understood as limiting the scope of protection of the present application; the orientation terms "inner, outer" refer to the inner and outer of the contour of each component itself.

[0044] It should be noted that in this application, the terms "comprising", "including", or any other variant thereof are intended to cover non-exclusive inclusions, so that processes, methods, articles or devices including a series of elements not only include those elements, but also include other elements not explicitly listed, or include elements inherent to such processes, methods, articles or devices. Without more limitations, the element defined by the statement "including a" does not exclude the presence of other identical elements in the process, method, article or device including the element. In addition, it should be pointed out that the scope of the methods and devices in the embodiments of the present application is not limited to performing functions in the order shown or discussed, but can also include performing functions in a substantially simultaneous manner or in reverse order according to the functions involved, for example, the described method can be performed in an order different from the described order, and various steps can also be added, omitted or combined. In addition, the features described with reference to certain examples can be combined in other examples. Embodiment 1

[0045] Please refer to Figure 1 - Figure 4 As shown in the figure, the embodiment provides a hole blocking prevention rubber screen device, which comprises a vibrating screening machine 1 and a rubber screen 2, the rubber screen 2 is arranged in the vibrating screening machine 1, and further comprises:

[0046] A chute 3 is arranged on the inner wall of the vibrating screening machine 1, a sliding plate 4 is slidably connected in the chute 3, and two threaded rods 10 are rotatably connected in the chute 3 and are threadedly connected with the sliding plate 4;

[0047] A rotating assembly is located in the vibrating screening machine 1 and is used to drive the two threaded rods 10 to rotate;

[0048] Two rotating grooves 5 are arranged on the sliding plate 4, two rotating plates 6 are rotatably connected in the two rotating grooves 5 respectively, and a plurality of dredging rods 7 are fixedly connected on the two rotating plates 6 respectively;

[0049] Two first rotating grooves 8 are arranged in the sliding plate 4 and are communicated with the two rotating grooves 5 respectively, two rotating rods 9 are rotatably connected in the two first rotating grooves 8 respectively, and one end of each of the two rotating rods 9 extends into the two rotating grooves 5 and is fixed with the two rotating plates 6 respectively;

[0050] A driving assembly is located in the sliding plate 4 and is used to drive the two rotating plates 6 to rotate. Embodiment 2

[0051] The embodiment provides a hole blocking prevention rubber screen device, in addition to the technical solutions of the above-mentioned embodiments, further having the following technical features, the rotating assembly comprises:

[0052] The movable groove 21 is arranged in the vibrating screening machine 1 and communicates with the sliding groove 3, two sprockets 22 are rotatably connected in the movable groove 21, and one end of the two sprockets 22 penetrates the inner wall of the movable groove 21 and extends into the sliding groove 3 and is fixed with one end of the two threaded rods 10 respectively, and the two sprockets 22 are meshed with a chain 23.

[0053] The second installation groove 24 is arranged in the vibrating screening machine 1 and communicates with the movable groove 21, the second installation groove 24 is fixedly connected with a second motor 25, and the output shaft of the second motor 25 penetrates the inner wall of the second installation groove 24 and extends into the movable groove 21 and is fixed with one of the two sprockets 22.

[0054] When the two rotating plates 6 are rotated to the appropriate position, the user starts the second motor 25, and the output shaft of the second motor 25 drives one of the two sprockets 22 to rotate in the movable groove 21, so that one of the two sprockets 22 drives the other sprocket 22 to rotate through the chain 23, when the two sprockets 22 rotate, the two sprockets 22 will drive the two threaded rods 10 to rotate in the sliding groove 3, when the two threaded rods 10 rotate, the sliding plate 4 will be moved upward along the sliding groove 3 under the action of the threads of the two threaded rods 10, when the sliding plate 4 moves upward, the sliding plate 4 will drive the plurality of dredging rods 7 to move upward through the two rotating plates 6, so that when the plurality of dredging rods 7 are moved to the appropriate position, the plurality of dredging rods 7 can be inserted into the plurality of screen holes on the rubber screen 2, and the clogged screen holes on the rubber screen 2 are dredged. Example 3

[0055] The embodiment provides a hole-blocking-preventing rubber screen device, in addition to the technical solutions of the above-mentioned embodiments, further has the following technical features, one end of the two sprockets 22 is rotatably connected with the sliding groove 3.

[0056] Among them, ensure that one end of the two sprockets 22 can normally rotate in the sliding groove 3. Example 4

[0057] The embodiment provides a hole-blocking-preventing rubber screen device, in addition to the technical solutions of the above-mentioned embodiments, further has the following technical features, the output shaft of the second motor 25 is rotatably connected with the movable groove 21.

[0058] Among them, ensure that the output shaft of the second motor 25 can normally rotate in the movable groove 21. Example 5

[0059] The embodiment provides a hole-blocking-preventing rubber screen device, in addition to the technical solutions of the above-mentioned embodiments, further has the following technical features, the driving assembly comprises:

[0060] Two first gear grooves 11 are arranged in the slide plate 4 and are communicated with the two first rotating grooves 8, the first gear groove 11 is rotatably connected with the first bevel gear 12 and the second bevel gear 13, and the first bevel gear 12 and the second bevel gear 13 are meshed with each other, one end of the two first bevel gears 12 penetrates the inner wall of the two first gear grooves 11 respectively and extends into the two first rotating grooves 8 to be fixed with one end of the two rotating rods 9 respectively.

[0061] The communication groove 14 is arranged in the slide plate 4 and is communicated with the two first gear grooves 11, the communication groove 14 is rotatably connected with the connecting rod 15, and both ends of the connecting rod 15 extend into the two first gear grooves 11 and are fixed with the two second bevel gears 13 respectively.

[0062] The second gear groove 16 is arranged on the inner wall of the communication groove 14, the first gear 17 and the second gear 18 are rotatably connected in the second gear groove 16, and the first gear 17 and the second gear 18 are meshed with each other, the first gear 17 is fixedly connected on the side of the connecting rod 15.

[0063] The first installation groove 19 is arranged on the inner wall of the second gear groove 16, the first motor 20 is fixedly connected in the first installation groove 19, and the output shaft of the first motor 20 extends into the second gear groove 16 and is fixed with the second gear 18.

[0064] When the screen holes of the rubber screen 2 are blocked during long-term use of the vibrating screen separator 1, the user starts the first motor 20, the output shaft of the first motor 20 drives the second gear 18 to rotate in the second gear groove 16, the second gear 18 drives the first gear 17 to rotate in the second gear groove 16, when the first gear 17 rotates, the first gear 17 drives the connecting rod 15 to rotate in the communication groove 14, when the connecting rod 15 rotates, the connecting rod 15 drives the two second bevel gears 13 to rotate in the two first gear grooves 11 respectively, when the two second bevel gears 13 rotate, the two second bevel gears 13 drive the two first bevel gears 12 to rotate in opposite directions respectively, when the two first bevel gears 12 rotate in opposite directions, the two first bevel gears 12 drive the two rotating rods 9 to rotate in opposite directions in the two first rotating grooves 8 respectively, when the two rotating rods 9 rotate in opposite directions, the two rotating rods 9 drive the two rotating plates 6 to rotate in opposite directions in the two rotating grooves 5 respectively, so that the user can drive the two rotating plates 6 to rotate. Embodiment 6

[0065] The embodiment provides a hole-blocking-preventing rubber screen device, in addition to the technical solutions of the above-mentioned embodiments, further has the following technical features, one end of the first bevel gear 12 is rotatably connected with the first rotating groove 8.

[0066] Wherein, ensure that one end of the first bevel gear 12 in the first rotating groove 8 can rotate normally. Embodiment 7

[0067] The embodiment provides a hole-blocking-preventing rubber screen device, in addition to comprising the technical scheme of the above embodiment, also has the following technical features, the two ends of the connecting rod 15 are respectively rotatably connected with the two first gear grooves 11.

[0068] Wherein, ensure that the two ends of the connecting rod 15 can rotate normally in the two first gear grooves 11 respectively. Embodiment 8

[0069] The embodiment provides a hole-blocking-preventing rubber screen device, in addition to comprising the technical scheme of the above embodiment, also has the following technical features, the output shaft of the first motor 20 is rotatably connected with the second gear groove 16.

[0070] Wherein, ensure that the output shaft of the first motor 20 can rotate normally in the second gear groove 16.

[0071] When the vibrating screen machine 1 is used for a long time, the screen holes on the rubber screen 2 are blocked, the user starts the first motor 20, the output shaft of the first motor 20 drives the second gear 18 to rotate in the second gear groove 16, the second gear 18 drives the first gear 17 to rotate in the second gear groove 16, when the first gear 17 rotates, the first gear 17 drives the connecting rod 15 to rotate in the communication groove 14, when the connecting rod 15 rotates, the connecting rod 15 drives the two second bevel gears 13 to rotate in the two first gear grooves 11 respectively, when the two second bevel gears 13 rotate, the two second bevel gears 13 drive the two first bevel gears 12 to rotate in opposite directions respectively, when the two first bevel gears 12 rotate in opposite directions, the two first bevel gears 12 drive the two rotating rods 9 to rotate in opposite directions in the two first rotating grooves 8 respectively, when the two rotating rods 9 rotate in opposite directions, the two rotating rods 9 drive the two rotating plates 6 to rotate in opposite directions in the two rotating grooves 5 respectively, so that the user can drive the two rotating plates 6 to rotate, when the two rotating plates 6 rotate to the appropriate position, the user starts the second motor 25, the output shaft of the second motor 25 drives one of the sprocket wheels 22 to rotate in the movable groove 21, so that one of the sprocket wheels 22 drives the other sprocket wheel 22 to rotate through the chain 23, when the two sprocket wheels 22 rotate, the two sprocket wheels 22 drive the two threaded rods 10 to rotate in the sliding groove 3 respectively, when the two threaded rods 10 rotate, the sliding plate 4 is moved upward along the sliding groove 3 under the action of the threads of the two threaded rods 10, when the sliding plate 4 moves upward, the sliding plate 4 drives the plurality of dredging rods 7 to move upward through the two rotating plates 6, so that when the plurality of dredging rods 7 move to the appropriate position, the plurality of dredging rods 7 can be inserted into the plurality of screen holes on the rubber screen 2 to dredge the blocked screen holes on the rubber screen 2.

[0072] The embodiments of the present application are described above in conjunction with the drawings, the embodiments and the features in the embodiments in the present application can be combined with each other without conflict, the present application is not limited to the above specific embodiments, the above specific embodiments are only illustrative, not restrictive, the person skilled in the art can make many forms under the inspiration of the present application without departing from the purpose of the present application and the scope protected by the claims, all of which belong to the protection of the present application.

Claims

1. A clogging prevention rubber screen device comprising a vibrating screen separator (1) and a rubber screen (2) provided in the vibrating screen separator (1), characterized in that, Also include: The chute (3) is opened in the inner wall of the vibrating screening machine (1), the sliding plate (4) is slidably connected in the chute (3), and the two threaded rods (10) are rotatably connected in the chute (3) and are threadedly connected with the sliding plate (4); The rotating assembly is located in the vibrating screening machine (1) and is used to drive the two threaded rods (10) to rotate; Two rotating grooves (5) are formed in the sliding plate (4), and two rotating plates (6) are rotatably connected in the two rotating grooves (5), respectively; a plurality of dredging rods (7) are fixedly connected to the two rotating plates (6), respectively; Two first rotating grooves (8) are formed in the sliding plate (4) and are communicated with the two rotating grooves (5), respectively; two rotating rods (9) are rotatably connected in the two first rotating grooves (8), respectively, and one end of the two rotating rods (9) extends into the two rotating grooves (5), respectively, and is fixed with the two rotating plates (6), respectively; The driving assembly is located in the sliding plate (4) and is used to drive the two rotating plates (6) to rotate.

2. A rubber screen device according to claim 1, wherein The rotating assembly comprises: The movable groove (21) is opened in the vibrating screening machine (1) and is communicated with the chute (3); two sprockets (22) are rotatably connected in the movable groove (21), and one end of the two sprockets (22) penetrates the inner wall of the movable groove (21) and extends into the chute (3) to be fixed with one end of the two threaded rods (10), respectively; the two sprockets (22) are engaged with a chain (23) therebetween; The second installation groove (24) is opened in the vibrating screening machine (1) and is communicated with the movable groove (21); the second motor (25) is fixedly connected in the second installation groove (24), and the output shaft of the second motor (25) penetrates the inner wall of the second installation groove (24) and extends into the movable groove (21) to be fixed with one of the sprockets (22).

3. A rubber screen device according to claim 2, wherein, One end of the two sprockets (22) is rotatably connected with the chute (3).

4. A rubber screen device according to claim 2, wherein The output shaft of the second motor (25) is rotatably connected with the movable groove (21).

5. A rubber screen device according to claim 1, wherein The driving assembly comprises: Two first gear grooves (11) are formed in the sliding plate (4) and are communicated with the two first rotating grooves (8), respectively; the first bevel gear (12) and the second bevel gear (13) are rotatably connected in the first gear groove (11), and the first bevel gear (12) and the second bevel gear (13) are engaged with each other; one end of the two first bevel gears (12) penetrates the inner wall of the two first gear grooves (11), respectively, and extends into the two first rotating grooves (8) to be fixed with one end of the two rotating rods (9), respectively; The communication groove (14) is opened in the sliding plate (4) and is communicated with the two first gear grooves (11); the connecting rod (15) is rotatably connected in the communication groove (14), and both ends of the connecting rod (15) extend into the two first gear grooves (11), respectively, and are fixed with the two second bevel gears (13), respectively; A second gear slot (16) is formed in the inner wall of the communication slot (14), a first gear (17) and a second gear (18) are rotatably connected in the second gear slot (16), the first gear (17) and the second gear (18) are engaged with each other, and the first gear (17) is fixedly connected on the circumferential side of the connecting rod (15); A first installation slot (19) is formed in the inner wall of the second gear slot (16), a first motor (20) is fixedly connected in the first installation slot (19), and the output shaft of the first motor (20) extends into the second gear slot (16) and is fixed with the second gear (18).

6. A rubber screen device according to claim 5, wherein, One end of the first bevel gear (12) is rotatably connected with the first rotating slot (8).

7. A rubber screen device according to claim 5, wherein, Both ends of the connecting rod (15) are rotatably connected with the two first gear slots (11) respectively.

8. A rubber screen device according to claim 5, wherein, The output shaft of the first motor (20) is rotatably connected with the second gear slot (16).

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