Building engineering dust falling device

Abstract

The utility model discloses a constructional engineering dust fall device, including: bottom plate, support, adjusting mechanism, rotating mechanism, fixed column, lifting mechanism, driving mechanism, support plate, water spray mechanism, the one side of bottom plate upper end is provided with two support that is distributed back and forth, the opposite side of support is connected by setting up the adjusting mechanism, and the rotating mechanism is fixed on the bottom plate. A rotating mechanism is arranged in the middle of the top end of the bottom plate, a fixing column is arranged above the bottom plate, the bottom end of the fixing column is connected with the rotating mechanism, a lifting mechanism is arranged in the fixing column, a driving mechanism penetrating through the fixing column is arranged at the lower end of the rear side of the fixing column, and two supporting plates are arranged above the bottom plate. The opposite sides of the supporting plates are connected with a lifting mechanism, and a water spraying mechanism is arranged at the upper ends of the supporting plates. Compared with the prior art, the dust falling device has the advantages of being adjustable in height and angle, high in flexibility and high in dust falling efficiency.

Description

Technical Field

[0001] The utility model relates to the technical field of building construction, in particular to a dust reduction device for building engineering. Background Art

[0002] Industrial dust mainly comes from mechanical crushing and grinding of solid materials, mixing, screening, packaging and transportation of powdered materials, smoke generated by burning materials, oxidation and condensation of steam generated in the air when materials are heated. During the construction process, flying dust will bring many adverse effects on the surrounding environment and residents' lives, and dust reduction devices are needed to reduce dust. A construction engineering dust reduction device described in publication number CN216418739U has a breathable sealing plate at one end of the outer cylinder and an open structure at the other end. The breathable sealing plate A motor is provided on the outer end, and the motor rotating shaft is connected to the rotating rod. The rotating rod is located in the outer cylinder. The rotating rod is provided with fan blades and scattering blades, and the scattering blades are close to the open side of the outer cylinder; a water outlet cylinder is provided between the fan blades and the scattering blades, and a water outlet hole is provided on the side of the water outlet cylinder close to the scattering blades, and the other end of the water outlet cylinder is rotatably matched with the rotating rod; the water outlet cylinder is connected to the water pipe, and the scattering blades will knock the water into fine water droplets, and the wind generated by the fan blades will blow the water droplets out, thereby increasing the coverage of the water mist and improving the dust reduction effect. However, the prior art still has the following defects:

[0003] 1. The prior art connects the outer cylinder to the column, and provides a bottom plate at the bottom of the column to fix the outer cylinder to prevent the device from tilting. However, the height of the outer cylinder is fixed and cannot be adjusted. It cannot completely cover the dust at different heights, and has low applicability.

[0004] 2. In the prior art, a motor is provided on the outer end of the air-permeable sealing plate. The motor rotating shaft is connected to a rotating rod. The rotating rod is located inside an outer cylinder. Fan blades and scattering blades are provided inside the rotating rod. The scattering blades are close to the open side of the outer cylinder. A water outlet cylinder is provided between the fan blades and the scattering blades to scatter the water flow and spray it out of the outer cylinder. However, the angle of the outer cylinder is fixed and cannot be rotated, which has certain limitations. Utility Model Content

[0005] The technical problem to be solved by the utility model is to overcome the above-mentioned defects and provide a dust reduction device for construction engineering.

[0006] In order to solve the above technical problems, the technical solution provided by the utility model is: a dust reduction device for construction engineering, including a base plate, two front and rear distributed brackets are arranged on one side of the upper end of the base plate, the opposite sides of the brackets are connected by an adjustment mechanism, a rotating mechanism is arranged in the middle of the top of the base plate, a fixed column is arranged above the base plate, the bottom end of the fixed column is connected to the rotating mechanism, a lifting mechanism is arranged inside the fixed column, a driving mechanism passing through the fixed column is arranged at the lower rear end, two support plates are arranged above the base plate, the opposite side of the support plate is connected to the lifting mechanism, a water spraying mechanism is arranged at the upper end of the support plate, The lifting mechanism includes a driving wheel, and the front and rear ends of the driving wheel are rotatably connected to the inner wall of the fixed column. A driven wheel is arranged above the driving wheel, and the front and rear ends of the driven wheel are rotatably connected to the inner wall of the fixed column. A belt for connection is wound around the driving wheel and the driven wheel opposite to each other, and fixed blocks are sleeved on both sides of the belt, and special-shaped limiting plates are arranged on the front and rear sides of the fixed block, and the opposite side of the limiting plate is fixedly connected to the supporting plate, and four rollers are rotatably connected to the opposite side of the fixed block, and four through holes are opened on the opposite side of the limiting plate, and rollers are rotatably connected inside the through holes, and rollers one and two are respectively connected to the inner and outer walls of the fixed column.

[0007] As an improvement, the adjustment mechanism includes a worm, the front and rear ends of which penetrate the bracket and are rotatably connected thereto, the front end of the worm is provided with an adjustment motor, and the rear end of the adjustment motor is fixedly connected to the bracket.

[0008] As an improvement, the rotating mechanism includes a chassis, the bottom end of the chassis is fixedly connected to the bottom plate, a fixing hole is opened on the upper side of the chassis, a bearing is arranged inside the fixing hole, a worm gear is arranged on the upper side of the chassis, one side of the worm gear is connected to the worm, a shaft rod is arranged in the middle of the bottom end of the worm gear, and the inner and outer diameters of the bearing are fixedly connected to the shaft rod and the fixing hole respectively.

[0009] As an improvement, the driving mechanism includes four support columns, the front end of the support column is fixedly connected to the fixed column, the rear end of the support column is provided with a driving motor, the output end of the driving motor is fixedly connected to a connecting rod passing through the fixed column, and the front end of the connecting rod is connected to the driving wheel.

[0010] As an improvement, the water spray mechanism includes a fixed seat, the bottom end of which is fixedly connected to the support plate, a main water pipe passing through the fixed seat is arranged on the opposite side of the fixed seat, a number of branch water pipes passing through the main water pipe and the fixed seat are arranged on the front and rear sides of the main water pipe, and an atomizing nozzle is arranged on the end of the branch water pipe away from the main water pipe.

[0011] The advantages of the utility model compared with the prior art are: 1. The utility model is provided with a lifting mechanism in the fixed column, and the driving mechanism drives the driving wheel to rotate, thereby moving the belt, and the fixed block moves with the belt, so that the support plate can drive the water spraying mechanism on its upper side to perform lifting and lowering actions, which is convenient for the operator to adjust the water spraying height and has strong applicability.

[0012] 2. The utility model has a worm gear at the bottom end of the fixed column, and a shaft rod at the bottom end of the worm gear. The shaft rod is connected to the chassis through a bearing, so that the worm gear can rotate with the shaft rod as the center of the circle. At the same time, the worm connected to one side of the worm gear can drive the worm gear to rotate under the drive of the adjusting motor, thereby rotating the fixed column and changing the direction of the water spraying mechanism, which is convenient for spraying from all angles, with high dust reduction efficiency and good flexibility. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 The utility model is a three-dimensional schematic diagram of a construction engineering dust reduction device.

[0014] Figure 2 The utility model is a top view of a construction engineering dust reduction device.

[0015] Figure 3 yes Figure 2 Cross-sectional view along the AA direction.

[0016] Figure 4 yes Figure 3 A magnified schematic diagram of center A.

[0017] Figure 5 The utility model is a three-dimensional schematic diagram of the local structure of a construction engineering dust reduction device.

[0018] As shown in the figure: 1. Base plate; 2. Bracket; 3. Adjustment mechanism; 31. Worm; 32. Adjustment motor; 4. Rotation mechanism; 41. Chassis; 42. Fixing hole; 43. Bearing; 44. Worm gear; 45. Shaft; 5. Fixing column; 6. Lifting mechanism; 61. Driving wheel; 62. Driven wheel; 63. Belt; 64. Fixing block; 65. Limiting plate; 66. Roller 1; 67. Roller 2; 7. Driving mechanism; 71. Support column; 72. Driving motor; 73. Connecting rod; 8. Support plate; 9. Water spraying mechanism; 91. Fixing seat; 92. Main water pipe; 93. Water distribution pipe; 94. Atomizing nozzle. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] In the description of the utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the utility model can be understood according to specific circumstances.

[0021] Combined with Figure 1-5 , the utility model is further described in detail, a dust reduction device for construction engineering comprises a base plate 1, two front and rear distributed brackets 2 are arranged on one side of the upper end of the base plate 1 to enhance the stability of the device, a fixing column 5 is arranged above the base plate 1, two supporting plates 8 are arranged above the base plate 1, the opposite side of the bracket 2 is connected by an adjusting mechanism 3, a rotating mechanism 4 is arranged in the middle of the top of the base plate 1, the bottom end of the fixing column 5 is connected to the rotating mechanism 4, the adjusting mechanism 3 and the rotating mechanism 4 are used in coordination so that the fixing column 5 can be controlled to rotate, and the applicability of muscle-enhancing equipment is improved. The adjusting mechanism 3 comprises a worm 31, and the worm 31 is made of high-strength and corrosion-resistant stainless steel to increase the service life of the device. The front and rear ends of the worm 31 penetrate the bracket 2 and are rotatably connected thereto, and an adjusting motor 32 is arranged at the front end of the worm 31, and the rear end of the adjusting motor 32 is fixedly connected to the bracket 2 to prevent the adjusting motor 32 from falling and affecting the stability of the device.

[0022] The rotating mechanism 4 includes a chassis 41, the bottom end of the chassis 41 is fixedly connected to the bottom plate 1, a fixing hole 42 is opened on the upper side of the chassis 41, a bearing 43 is arranged inside the fixing hole 42, a worm gear 44 is arranged on the upper side of the chassis 41, and the worm gear 44 is made of high-strength corrosion-resistant stainless steel to enhance the stability of the equipment, a sealing ring is arranged between the chassis 41 and the worm gear 44 to enhance the sealing performance and prevent water from entering and affecting the operation of the mechanism, one side of the worm gear 44 is connected to the worm 31, so that the worm 31 can drive the worm gear 44 to rotate, and a shaft rod 45 is arranged in the middle of the bottom end of the worm gear 44, and the inner and outer diameters of the bearing 43 are fixedly connected to the shaft rod 45 and the fixing hole 42 respectively, so that the rotation of the worm gear 44 is more stable.

[0023] In order to facilitate the adjustment of the water spray height according to different dust heights, a lifting mechanism 6 is arranged inside the fixed column 5, and the lifting mechanism 6 includes a driving wheel 61, and the front and rear ends of the driving wheel 61 are rotatably connected to the inner wall of the fixed column 5, and a driven wheel 62 is arranged above the driving wheel 61, and the front and rear ends of the driven wheel 62 are rotatably connected to the inner wall of the fixed column 5, and a belt 63 for connection is wound around the driving wheel 61 and the driven wheel 62, and anti-skid grooves are provided on the side walls of the driving wheel 61 and the driven wheel 62 to increase the friction between the two and the belt 63 to prevent the belt 63 from sliding and affecting the lifting function of the device, and fixed blocks 64 are sleeved on both sides of the belt 63, and special-shaped limit plates 6 are provided on the front and rear sides of the fixed block 64. 5, it can prevent the fixed block 64 from shaking on the belt 63 and affecting the lifting action. The opposite side of the limit plate 65 is fixedly connected to the support plate 8. The limit plate 65 is slidably connected to the support plate 8 through the guide holes opened at the front and rear ends of the fixed column 5, so that the support plate 8 can be lifted and lowered synchronously to achieve the purpose of adjusting the water spray height. Four rollers 1 66 are rotatably connected to the opposite side of the fixed block 64, and four through holes are opened on the opposite side of the limit plate 65. Roller 2 67 is rotatably connected inside the through hole. Roller 1 66 and roller 2 67 are respectively connected to the inner and outer walls of the fixed column 5, which can reduce the friction between the limit plate 65 and the side wall of the fixed column 5, so that the resistance encountered by the device during the lifting process is greatly reduced.

[0024] In order to provide driving force for the lifting mechanism 6 so that it can smoothly perform the lifting action, a driving mechanism 7 is arranged at the lower end of the rear side of the fixed column 5 and passes through it. The driving mechanism 7 includes four support columns 71. The front end of the support column 71 is fixedly connected to the fixed column 5. The rear end of the support column 71 is provided with a driving motor 72. The output end of the driving motor 72 is fixedly connected to a connecting rod 73 passing through the fixed column 5. The front end of the connecting rod 73 is connected to the driving wheel 61, so that the output end of the driving motor 72 can control the rotation of the driving wheel 61, which is convenient for adjusting the movement of the belt 63 and controlling the height of the support plate 8.

[0025] A water spray mechanism 9 is provided at the upper end of the support plate 8 for converting the water flow into water mist to increase the spraying area. The water spray mechanism 9 includes a fixed seat 91. The bottom end of the fixed seat 91 is fixedly connected to the support plate 8. A main water pipe 92 is provided on the opposite side of the fixed seat 91 to penetrate the fixed seat 91. The main water pipe 92 is connected to a water source on the side away from the fixed seat 91. A plurality of branch water pipes 93 are provided on the front and rear sides of the main water pipe 92 to penetrate the fixed seat 91. An atomizing nozzle 94 is provided on the end of the branch water pipe 93 away from the main water pipe 92. The bottom end of the atomizing nozzle 94 is fixedly connected to the support plate 8.

[0026] When the utility model is implemented, the driving motor 72 is first started, so that its output end drives the driving wheel 61 to rotate, so that under the action of the belt 63, the driven wheel 62 starts to rotate synchronously, so that the belt 63 can move smoothly. At this time, the fixed block 64 moves synchronously with the belt 63, and moves in the vertical direction under the action of the limit plate 65, driving the support plate 8 to move synchronously, so that the water spraying mechanism 9 on the support plate 8 can reach the specified height. At this time, the driving motor 72 is turned off, and then the adjusting motor 32 is started, so that the output end drives the worm 31 to rotate, so that the worm wheel 44 is driven to start rotating. At the same time, the fixed column 5 starts to rotate synchronously, so that the support plate 8 drives the atomizing nozzle 94 thereon to the position where dust reduction is required, and then the adjusting motor 32 is turned off. At this time, the worm wheel 44 is restricted by the worm 31, self-locking occurs, and cannot continue to rotate. Then the main water pipe 92 is connected to the water source, and the dust reduction work is started. When it is necessary to adjust the spraying angle and height, the above operation is repeated. After the dust reduction work is completed, all motors are turned off to complete the use process of the device.

[0027] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.

Claims

1. A construction dust suppression device, comprising a base plate (1), characterized in that: Two brackets (2) distributed front and back are arranged on one side of the upper end of the base plate (1), and the brackets (2) are connected to each other on opposite sides by means of an adjustment mechanism (3). A rotating mechanism (4) is arranged in the middle of the top of the base plate (1). A fixed column (5) is arranged above the base plate (1), and the bottom end of the fixed column (5) is connected to the rotating mechanism (4). A lifting mechanism (6) is arranged inside the fixed column (5), and a driving mechanism (7) passing through the fixed column (5) is arranged at the lower end of the rear side. Two support plates (8) are arranged above the base plate (1), and the opposite sides of the support plates (8) are connected to the lifting mechanism (6). A water spraying mechanism (9) is arranged on the upper end of the support plates (8), and the lifting mechanism (6) comprises a driving wheel (61), and the front and rear ends of the driving wheel (61) are connected to the fixed column ( 5) inner wall is rotatably connected, a driven wheel (62) is arranged above the driving wheel (61), and the front and rear ends of the driven wheel (62) are rotatably connected to the inner wall of the fixing column (5), a belt (63) for connection is arranged between the driving wheel (61) and the driven wheel (62), and fixed blocks (64) are sleeved on both sides of the belt (63), and special-shaped limiting plates (65) are arranged on the front and rear sides of the fixing block (64), and the opposite side of the limiting plate (65) is fixedly connected to the support plate (8), and the opposite side of the fixing block (64) is rotatably connected to four rollers (66), and the opposite side of the limiting plate (65) is provided with four through holes, and the inside of the through holes is rotatably connected to rollers (67), and the rollers (66) and (67) are respectively connected to the inner and outer walls of the fixing column (5).

2. A construction engineering dust suppression device according to claim 1, characterized in that: The adjusting mechanism (3) comprises a worm (31), the front and rear ends of the worm (31) penetrate the bracket (2) and are rotatably connected thereto, the front end of the worm (31) is provided with an adjusting motor (32), and the rear end of the adjusting motor (32) is fixedly connected to the bracket (2).

3. A construction engineering dust suppression device according to claim 1, characterized in that: The rotating mechanism (4) comprises a chassis (41), the bottom end of the chassis (41) is fixedly connected to the bottom plate (1), a fixing hole (42) is provided on the upper side of the chassis (41), a bearing (43) is arranged inside the fixing hole (42), a worm gear (44) is arranged on the upper side of the chassis (41), one side of the worm gear (44) is connected to the worm (31), a shaft (45) is arranged in the middle of the bottom end of the worm gear (44), and the inner and outer diameters of the bearing (43) are fixedly connected to the shaft (45) and the fixing hole (42) respectively.

4. A construction engineering dust suppression device according to claim 1, characterized in that: The driving mechanism (7) comprises four supporting columns (71), the front ends of the supporting columns (71) are fixedly connected to the fixing columns (5), the rear ends of the supporting columns (71) are provided with driving motors (72), the output ends of the driving motors (72) are fixedly connected to connecting rods (73) penetrating the fixing columns (5), and the front ends of the connecting rods (73) are connected to the driving wheels (61).

5. A construction engineering dust suppression device according to claim 1, characterized in that: The water spray mechanism (9) comprises a fixed seat (91), the bottom end of the fixed seat (91) is fixedly connected to the support plate (8), a main water pipe (92) penetrating the fixed seat (91) is arranged on the opposite side of the fixed seat (91), a plurality of branch water pipes (93) penetrating the main water pipe (92) and the fixed seat (91) are arranged on the front and rear sides of the main water pipe (92), and an atomizing nozzle (94) is arranged at one end of the branch water pipe (93) away from the main water pipe (92).

Images