CN211069462U - A dust-proof device for bridge demolition construction - Google Patents

Abstract

The utility model relates to the technical field of auxiliary devices for bridge construction, in particular to a dustproof device for bridge demolition construction, which can improve the spraying range of a spraying air duct, thereby improving the dust fall effect and the practicability; the device comprises a base, a water tank, a high-pressure water pump and a spraying air duct, wherein the water tank is arranged on the base, and the input end of the high-pressure water pump is communicated with the water tank; still include driving motor, the speed reducer, two sets of pillars, two sets of mounting brackets, the driving plate, ball bearing and drive gear, the top of base is provided with the rectangular channel, driving motor and speed reducer are all installed in the rectangular channel, the top output of speed reducer is provided with the rocker, the rotatable driving shaft that is provided with of top tip of rocker, the top of base is provided with two sets of horizontal preceding limiting plate and back limiting plate, and the rear end of limiting plate in the front and the front end of back limiting plate are provided with preceding limiting groove and back limiting groove respectively, the left end and the right-hand member of driving plate all are provided with the rack, the last strip hole that is provided with the fore-and-aft direction of driving plate.

Description

A dust-proof device for bridge demolition construction

technical field

The utility model relates to the technical field of auxiliary devices for bridge construction, in particular to a dust-proof device for bridge demolition construction.

Background technique

As we all know, the dust-proof device for bridge demolition construction is an auxiliary device used to reduce the dust generated in the process of bridge demolition and avoid pollution to the surrounding environment. It has been widely used in the field of building construction; Some dust-proof devices for bridge demolition construction include a base, a water tank, a high-pressure water pump and a spray fan. When using the dust-proof device for bridge demolition construction, adjust the output direction of the spray air duct, and pump the water in the water tank to the spray air duct through the high-pressure water pump and spray it out from the spray air duct for dust reduction. During the use of the dust-proof device for demolition construction, it was found that the range of dust during the demolition construction was relatively large, while the spray range of the spray air duct was small, and the dust-reducing effect was poor, resulting in low practicability.

Utility model content

(1) Technical problems solved

In view of the deficiencies of the prior art, the utility model provides a dust-proof device for bridge dismantling construction which can increase the spray range of the spray air duct, thereby improving the dust-reducing effect and improving the practicability.

(2) Technical solutions

In order to achieve the above object, the utility model provides the following technical solutions: a dust-proof device for bridge dismantling construction, comprising a base, a water tank, a high-pressure water pump and a spray air duct, the water tank is installed on the base, and the input end of the high-pressure water pump is communicated with the water tank; It also includes a drive motor, a reducer, two sets of struts, two sets of mounting brackets and a driving plate. The left and right sides of the top of the base are provided with mounting grooves, and ball bearings are fixedly installed in the two sets of mounting grooves. The bottom ends of the two sets of struts are respectively inserted into the two sets of ball bearings from the top ends of the bases, the top ends of the two sets of struts are respectively fixedly connected with the bottom ends of the two sets of mounting brackets, and the outer bottoms of the two sets of struts are provided with driving There are two sets of gears for the spray air ducts, the two sets of spray air ducts are respectively erected on two sets of mounting frames, the output end of the high-pressure water pump is in communication with the two sets of spray air ducts, and the top of the base is provided with There is a rectangular slot, the drive motor and the reducer are installed in the rectangular slot, and the reducer is installed at the output end of the drive motor, and the top output end of the reducer is provided with a rocker, the top end of the rocker A drive shaft is rotatably provided, and two sets of transverse front limit plates and rear limit plates are arranged at the top of the base, and a front limit slot and a front limit slot are respectively arranged at the rear end of the front limit plate and the front end of the rear limit plate. The rear limit slot, the front and rear ends of the driving plate are respectively slidably arranged in the front limit slot and the rear limit slot, and the left and right ends of the driving plate are provided with racks. The rear ends are respectively meshed with the two groups of driving racks, the driving plate is provided with strip holes in the front and rear directions, and the top of the driving shaft passes through the strip holes to the top of the driving plate from the bottom end of the driving plate.

Preferably, the top end of the base is provided with a plurality of groups of support legs, and the top ends of the plurality of groups of support legs are provided with support wheels, and the bottom ends of the support wheels are in close contact with the bottom end of the mounting frame.

Preferably, an adjusting device for adjusting the angle of the spray air duct is provided on the mounting frame, the adjusting device includes two sets of threaded rods and an adjusting threaded pipe, two sets of support plates are provided on the mounting frame, and the The spray air duct is rotatably installed between the two sets of support plates, the upper and lower half regions of the inner side wall of the adjusting threaded pipe are respectively provided with a first internal thread structure and a second internal thread structure, and the two sets of threaded rods One end of the threaded rod is hinged with the bottom end of the spray air duct and the mounting frame respectively, and the other ends of the two sets of threaded rods are screwed and inserted into the top and bottom ends of the adjusting threaded pipe respectively.

Preferably, the rotation direction of the first internal thread structure is opposite to the rotation direction of the second internal thread structure.

Preferably, the length of the rocker is less than half of the length of the strip hole.

Preferably, the bottom end of the base is provided with a walking wheel, and the right end of the base is provided with a push handle.

(3) Beneficial effects

Compared with the prior art, the utility model provides a dust-proof device for bridge dismantling construction, which has the following beneficial effects: the dust-proof device for bridge dismantling construction uses a reducer to decelerate a driving motor, and then drives a rocker to carry out deceleration. Rotation, the rocker drives the driving plate to reciprocate left and right, and the driving plate drives the two sets of racks to reciprocate left and right. The two groups of spray air ducts are rotated back and forth. By setting two groups of spray air ducts, the two groups of spray air ducts can be reciprocated to rotate, thereby increasing the spray range of the spray air ducts, thereby improving the dust reduction effect and improving practicability.

Description of drawings

Fig. 1 is the structural representation of the present utility model;

Fig. 2 is the top view structure schematic diagram of the utility model after removing the mounting frame;

Fig. 3 is a partial enlarged structural schematic diagram at A of Fig. 1 of the present utility model;

Fig. 4 is the partial enlarged structural schematic diagram of the B place of Fig. 1 of the present utility model;

Markings in the drawings: 1, base; 2, water tank; 3, high pressure water pump; 4, spray fan; 5, drive motor; 6, reducer; 7, pillar; 8, mounting frame; 9, driving plate; 10, Ball bearing; 11, drive gear; 12, rectangular slot; 13, rocker; 14, drive shaft; 15, front limit plate; 16, rear limit plate; 17, front limit slot; 18, rear limit slot ; 19, rack; 20, strip hole; 21, support leg; 22, support wheel; 23, threaded rod; 24, adjusting threaded pipe; 25, support plate; 26, walking wheel; 27, push handle.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Please refer to FIGS. 1-4 , a dustproof device for bridge dismantling construction of the present invention includes a base 1, a water tank 2, a high-pressure water pump 3 and a spray air duct 4, the water tank 2 is installed on the base 1, and the input of the high-pressure water pump 3 The end is communicated with the water tank 2; it also includes a drive motor 5, a reducer 6, two sets of struts 7, two sets of mounting frames 8 and a driving plate 9, and the left and right sides of the top of the base 1 are provided with mounting grooves, and two sets of The ball bearings 10 are fixedly installed in the installation grooves. The bottom ends of the two sets of struts 7 are inserted into the two sets of ball bearings 10 from the top of the base 1 respectively. Connected, and a drive gear 11 is provided on the outer bottom of the two sets of pillars 7, the top of the base is provided with multiple sets of support legs 21, and the top of the multiple sets of support legs 21 is provided with a support wheel 22. The bottom end of the wheel 22 is in close contact with the bottom end of the mounting frame 8, and the supporting effect of the mounting frame 8 and the spray air duct 4 is improved through the cooperation of the support legs 21 and the support wheel 22. The spray air duct 4 is provided with two groups, two groups The spray air ducts 4 are respectively erected on two sets of mounting racks 8, and the mounting racks 8 are provided with adjustment devices for adjusting the angle of the spray air ducts 4. The adjustment devices include two groups of threaded rods 23 and adjustment threaded pipes 24. The mounting racks 8 There are two sets of support plates 25 on it, and the spray air cylinder 4 can be rotatably installed between the two sets of support plates 25. The upper and lower half regions of the inner side wall of the adjusting threaded pipe 24 are respectively provided with a first internal thread structure and a second internal thread structure. Internal thread structure, one end of the two sets of threaded rods 23 are hinged with the bottom end of the spray air cylinder 4 and the mounting frame 8 respectively, and the other ends of the two sets of threaded rods 23 are screwed and inserted into the top and bottom ends of the adjusting threaded pipe 24 respectively. , the rotation direction of the first internal thread structure is opposite to the rotation direction of the second internal thread structure. For adjustment, the output end of the high-pressure water pump 3 is connected with the two groups of spray air cylinders 4, the top of the base 1 is provided with a rectangular groove 12, the drive motor 5 and the reducer 6 are installed in the rectangular groove 12, and the reducer 6 is installed in the groove 12. The output end of the drive motor 5 is provided with a rocker 13 at the top output end of the reducer 6. The top end of the rocker 13 is rotatably provided with a drive shaft 14, and the top of the base 1 is provided with two sets of lateral front limiters The rear limit plate 15 and the rear limit plate 16 are respectively provided with a front limit slot 17 and a rear limit slot 18 at the rear end of the front limit plate 15 and the front end of the rear limit plate 16 to drive the front and rear ends of the plate 9 They are respectively slidably arranged in the front limit slot 17 and the rear limit slot 18, and the drive plate 9 is limited by the front limit plate 15 and the rear limit plate 16, and the drive plate 9 can be positioned between the front limit plate 15 and the rear limit plate 16. The limit plates 16 slide left and right, and racks 19 are provided at the left and right ends of the driving plate 9. The rear ends of the two groups of racks 19 are meshed with the two groups of driving racks 19 respectively. The strip hole 20 in the front and rear direction, the top of the driving shaft 14 passes through the strip hole 20 from the bottom end of the driving plate 9 to the top of the driving plate 9, and the length of the rocker 13 is smaller than the strip hole Half the length of 20, the driving shaft 14 is always located in the strip hole 20, and the driving shaft 14 rotates around the shaft diameter of the output shaft of the reducer 6, thereby driving the driving plate 9 to slide laterally, and the bottom end of the base 1 is provided with a walking wheel 26. The right end of the base 1 is provided with a push handle 27, which is convenient to move as a whole through the walking wheel 26 and the push handle 27, and the speed reducer 6 is used to decelerate the drive motor 5, and then the rocker 13 is driven to rotate, and the rocker 13 The driving plate 9 is driven to reciprocate left and right, and the driving plate 9 drives the two groups of racks 19 to reciprocate left and right. The rack 8 and the two groups of spray air ducts 4 perform reciprocating rotation. By setting two groups of spray air ducts 4 and making the two groups of spray air ducts 4 reciprocate, the spray range of the spray air ducts 4 is increased, thereby improving the dust reduction effect and improving the practicality.

The utility model is a dust-proof device for bridge dismantling construction. When in use, the traveling wheel 26 and the push handle 27 are used to move it to a desired position, and then the threaded pipe 24 is adjusted by rotating. The cooperation of the threaded rod 23 adjusts the pitch angle of the spray air duct 4, and then the water in the water tank 2 is pumped into the two groups of spray air ducts 4 by the high-pressure water pump 3 and sprayed out in a mist shape for dust reduction, and the reducer 6 In order to drive the motor 5 to decelerate, and then drive the rocker 13 to rotate, the rocker 13 drives the drive plate 9 to reciprocate left and right, and the drive plate 9 drives the two groups of racks 19 to reciprocate left and right. Cooperate, drive two groups of pillars 7 to carry out reciprocating rotation, two groups of pillars 7 drive two groups of mounting frames 8 and two groups of spray air cylinders 4 to reciprocate rotation, by setting two groups of spray air cylinders 4 and can make two groups of spray air cylinders 4 to carry out reciprocating rotation. The reciprocating rotation further increases the spraying range of the spraying air duct 4, thereby improving the dust reduction effect and improving the practicability.

The electrical components appearing in this article are all fixedly connected with the external main controller and 220V mains, and the main controller can be a conventional known device controlled by a computer or the like.

In the description herein, unless otherwise stated, "plurality" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer" The orientation or positional relationship indicated by , "front end", "rear end", "head", "tail", etc. are based on the orientation or positional relationship shown in the accompanying drawings, only for the convenience of describing the present utility model and simplifying the description, and It is not indicated or implied that the indicated device or element must have a particular orientation, be constructed and operate in a particular orientation, and therefore should not be construed as a limitation of the present invention. In the description in this text, it should be noted that, unless otherwise expressly specified and limited, the terms "connected" and "connected" should be understood in a broad sense, for example, it may be a fixed connection, a detachable connection, or an integrated connection. Ground connection; it can be a mechanical connection, an electrical connection, a direct connection, or an indirect connection through an intermediate medium. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in specific situations.

It should be noted that, in this document, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any relationship between these entities or operations. any such actual relationship or sequence exists. Moreover, the terms "comprising", "comprising" or any other variation thereof are intended to encompass a non-exclusive inclusion such that a process, method, article or device that includes a list of elements includes not only those elements, but also includes not explicitly listed or other elements inherent to such a process, method, article or apparatus.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (6)

1. A dust-proof device for bridge demolition construction, comprising a base (1), a water tank (2), a high-pressure water pump (3) and a spray air duct (4), the water tank (2) is installed on the base (1), and the high-pressure water pump The input end of (3) is communicated with the water tank (2); it is characterized in that it also includes a drive motor (5), a reducer (6), two groups of struts (7), two groups of mounting brackets (8) and a driving plate (9). ), the left and right sides of the top of the base (1) are provided with installation grooves, and ball bearings are fixedly installed in the two sets of installation grooves, and the bottom ends of the two sets of pillars (7) ) are inserted into the two sets of ball bearings respectively, the top ends of the two sets of struts (7) are respectively fixedly connected with the bottom ends of the two sets of mounting brackets (8), and the outer bottoms of the two sets of struts (7) are provided with driving Gears (11), two groups of spray air cylinders (4) are provided, and the two groups of spray air cylinders (4) are respectively erected on two sets of mounting brackets (8). The output end of the high-pressure water pump (3) It is communicated with the two groups of spray air cylinders (4), the top of the base (1) is provided with a rectangular groove (12), and the drive motor (5) and the reducer (6) are installed in the rectangular groove (12). , and the reducer (6) is installed on the output end of the drive motor (5), and a rocker (13) is provided at the top output end of the reducer (6), and the top end of the rocker (13) is rotatable A drive shaft (14) is provided, and two sets of transverse front limit plates (15) and rear limit plates (16) are arranged at the top of the base (1), and are arranged at the rear end and rear of the front limit plate (15). The front end of the limit plate (16) is respectively provided with a front limit groove (17) and a rear limit groove (18), and the front end and the rear end of the driving plate (9) are respectively slidably arranged in the front limit groove (17) and the rear limit groove (18), and the left and right ends of the driving plate (9) are provided with racks (19). 19) Meshing, the driving plate (9) is provided with a strip hole (20) in the front and rear directions, and the top of the driving shaft (14) passes through the strip hole (20) from the bottom end of the driving plate (9) to the driving shaft (14). above the plate (9). 2. A kind of dust-proof device for bridge dismantling construction according to claim 1, characterized in that, the top of the base (1) is provided with multiple groups of support legs (21), and at the top of the multiple groups of support legs (21) A support wheel (22) is arranged at the top end of the support wheel (22), and the bottom end of the support wheel (22) is in close contact with the bottom end of the mounting frame (8). 3. A kind of dust-proof device for bridge dismantling construction according to claim 2, characterized in that, an adjusting device for adjusting the angle of the spray air duct (4) is provided on the mounting frame (8), and the The adjusting device includes two sets of threaded rods (23) and two sets of adjusting threaded pipes (24), two sets of support plates (25) are arranged on the mounting frame (8), and the spray air duct (4) is rotatably installed on the two sets of support plates (25). Between the support plates (25), the upper half region and the lower half region of the inner side wall of the adjusting threaded pipe (24) are respectively provided with a first internal thread structure and a second internal thread structure, and the two groups of threaded rods (23) One end of the threaded rod (23) is hinged with the bottom end of the spray air duct (4) and the mounting bracket (8) respectively, and the other ends of the two sets of threaded rods (23) are screwed and inserted into the top and bottom ends of the adjusting threaded pipe (24). 4 . The dust-proof device for bridge dismantling construction according to claim 3 , wherein the rotation direction of the first internal thread structure is opposite to the rotation direction of the second internal thread structure. 5 . 5 . The dust-proof device for bridge dismantling construction according to claim 4 , wherein the length of the rocker ( 13 ) is less than half of the length of the strip hole ( 20 ). 6 . 6. The dust-proof device for bridge dismantling construction according to claim 5, characterized in that the bottom end of the base (1) is provided with a traveling wheel (26), and the right end of the base (1) is provided with a push handle (27).

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