Green and environment-friendly construction site dust falling device for constructional engineering

Abstract

The utility model belongs to the technical field of constructional engineering, and particularly relates to an environment-friendly construction site dust falling device for constructional engineering, which comprises a bottom plate, universal wheels and a handle, the universal wheels are fixedly mounted around the bottom of the bottom plate, the handle is fixedly mounted on the right side of the top of the bottom plate, and the dust falling device is arranged at the top of the bottom plate. The dust falling device comprises an angle adjusting unit and a dust falling unit. According to the environment-friendly construction site dust falling device for construction engineering, an angle adjusting unit is arranged, a motor is started to drive a reciprocating lead screw to rotate, and under threaded connection of the reciprocating lead screw and a rack, the rack reciprocates up and down along a limiting groove through a limiting block; the half gear drives the connecting rod to alternately rotate anticlockwise and clockwise, the connecting piece drives the spray head to swing up and down when the connecting rod rotates, the spraying range of the spray head is widened, the dust falling efficiency is improved, and the problems that in the background technology, in the using process, the spraying range of a spraying cylinder is small, and the dust falling efficiency of a construction site is affected are solved.

Description

Technical Field

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

[0002] Building construction refers to the production activities during the implementation stage of engineering construction. It is the construction process of various buildings. It can also be said to be the process of turning various lines on the design drawings into physical objects at designated locations. It includes foundation engineering construction, main structure construction, roofing engineering construction and decoration engineering construction, etc. The place where the construction work takes place is called "building construction site" or "construction site", also called construction site.

[0003] However, the existing construction site dust suppression devices have poor stability during use, and the dust suppression devices often have a small contact area with the ground, so that shaking occurs during the working process, which is inconvenient for people to use.

[0004] For example, Chinese patent CN214715269U discloses a green and environmentally friendly construction site dust reduction device, in which an upper protrusion is pushed by a cylinder to move, and the movement of the upper protrusion drives the connecting plate to move, and the movement of the connecting plate drives the slider to slide inside the slide groove, and when the upper protrusion contacts the lower protrusion, the lower protrusion moves downward, and the movement of the lower protrusion drives the cross plate to move, and the movement of the cross plate drives the moving rod to move, and the movement of the moving rod drives the contact plate to move, thereby achieving the advantage of good stability and solving the problem that the existing construction site dust reduction device has poor stability during use, and the dust reduction device often has a small contact area with the ground, so that it shakes during the working process, making it inconvenient for people to use.

[0005] However, the spraying range of the spray barrel of the device is small during use, which affects the low dust reduction efficiency at the construction site.

[0006] For this reason, we urgently need to provide a kind of green environmental protection construction engineering construction site dust reduction device. Utility Model Content

[0007] The utility model aims to provide a green and environmentally friendly construction site dust reduction device for construction engineering, so as to solve the problem in the above background technology that the spraying range of the spray barrel is small during use, which affects the low efficiency of dust reduction on the construction site.

[0008] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a green and environmentally friendly construction site dust reduction device for construction projects, comprising a base plate, universal wheels and a handle, the universal wheels are fixedly installed around the bottom of the base plate, the handle is fixedly installed on the right side of the top of the base plate, and a dust reduction device is arranged on the top of the base plate.

[0009] The dust reduction device comprises an angle adjustment unit and a dust reduction unit. The angle adjustment unit is arranged on the left side of the top of the bottom plate, and the dust reduction unit is arranged on the top of the bottom plate.

[0010] The angle adjustment unit includes a support plate, a connecting rod, a connecting piece, a connecting pipe, a nozzle, a half gear, a motor, a reciprocating screw, a rack and a limit block. The support plate is fixedly installed at the front and rear ends of the left side of the top of the base plate, the connecting rod is rotatably connected to the inside of the front and rear support plates, one end of the connecting piece is fixedly installed at the front and rear ends of the outside of the connecting rod, the connecting pipe is fixedly installed at the upper end of the inside of the front and rear connecting pieces, the nozzle is connected to the left side of the connecting pipe, the half gear is fixedly installed at the front end of the outside of the connecting rod, the motor is fixedly installed on the front side of the front support plate, one end of the reciprocating screw is fixedly installed at the output end of the motor, the rack is threadedly connected to the outside of the reciprocating screw, and the limit block is fixedly installed on the back of the rack.

[0011] Preferably, the dust reduction unit includes a water tank, a water pump, a water inlet pipe, a water outlet pipe and a water injection port. The water tank is installed on the top of the base plate, the water pump is installed on the left side of the top of the water tank, the water inlet pipe is connected to the right end of the water pump, the water outlet pipe is connected to the left end of the water pump, and the water injection port is installed on the right side of the top of the water tank.

[0012] Preferably, a mounting hole having a diameter equal to that of the connecting pipe is opened at the upper end of the connecting piece, and the connecting pipe is fixedly installed in the mounting hole, so that the connecting pipe can be easily installed through the connecting piece.

[0013] Preferably, a limiting groove having a width equal to that of the limiting block is provided on the front side of the support plate at the front end, and the limiting groove limits the movement of the rack, so that the rack moves up and down along the limiting groove.

[0014] Preferably, the half gear and the rack mesh with each other, and the rack meshes with the half gear when moving up and down along the limit groove, so that the half gear rotates alternately clockwise and counterclockwise, thereby causing the half gear to drive the connecting rod to rotate. When the connecting rod rotates, the connecting pipe is driven to rotate through the connecting piece, so that the nozzle swings up and down, thereby increasing the dust reduction range.

[0015] Preferably, one end of the water outlet pipe away from the water pump is connected to the connecting pipe, and the water in the water tank is sent into the connecting pipe through the water outlet pipe by the water pump, and then sprayed out by the nozzle to reduce dust on the construction site.

[0016] Preferably, a filter is installed at the upper end of the water tank, and the water inlet pipe is located below the filter. The water added to the water tank is filtered through the filter to prevent impurities in the water from clogging the water inlet pipe.

[0017] Compared with the prior art, the beneficial effects of the utility model are:

[0018] 1. The green and environmentally friendly construction site dust suppression device for construction engineering projects is provided with an angle adjustment unit, and a starting motor drives the reciprocating screw to rotate. When the reciprocating screw is threadedly connected to the rack, the rack is moved back and forth up and down along the limit groove through the limit block, and at the same time the rack is meshed with the half gear, and the connecting rod is driven by the half gear to rotate alternately counterclockwise and clockwise. When the connecting rod rotates, the nozzle is driven to swing up and down through the connecting piece, thereby increasing the spraying range of the nozzle and improving the dust suppression efficiency, and solving the problem of small spraying range of the spray barrel during use and low dust suppression efficiency on the construction site proposed in the background technology.

[0019] 2. The green and environmentally friendly construction engineering construction site dust reduction device sets up a dust removal unit, starts a water pump to send water through the outlet pipe into the connecting pipe and then sprays it out from the nozzle to reduce dust on the construction site. It has a simple structure and is easy to operate. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0021] Figure 2 This is a structural breakdown diagram of the angle adjustment unit of the utility model;

[0022] Figure 3 This is a disassembled view of the connection between the support plate and the rack of the utility model;

[0023] Figure 4 It is a cross-sectional view of the internal structure of the water tank of the present utility model.

[0024] In the figure: 1. bottom plate; 2. universal wheel; 3. handle; 401. support plate; 402. connecting rod; 403. connecting piece; 404. connecting pipe; 405. nozzle; 406. half gear; 407. motor; 408. reciprocating screw rod; 409. rack; 410. limit block; 501. water tank; 502. water pump; 503. water inlet pipe; 504. water outlet pipe; 505. water inlet; 6. filter. DETAILED DESCRIPTION

[0025] 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.

[0026] See also Figure 1-Figure 4 , the utility model provides a technical solution:

[0027] Embodiment 1:

[0028] A construction site dust reduction device for green environmental protection construction engineering comprises a base plate 1, universal wheels 2 and a handle 3. The universal wheels 2 are fixedly installed around the bottom of the base plate 1, the handle 3 is fixedly installed on the top right side of the base plate 1, and the top of the base plate 1 is provided with a dust reduction device.

[0029] The dust reduction device comprises an angle adjustment unit and a dust reduction unit. The angle adjustment unit is arranged on the left side of the top of the base plate 1 , and the dust reduction unit is arranged on the top of the base plate 1 .

[0030] The angle adjustment unit includes a support plate 401, a connecting rod 402, a connecting piece 403, a connecting pipe 404, a nozzle 405, a half gear 406, a motor 407, a reciprocating screw rod 408, a rack 409 and a limit block 410. The support plate 401 is fixedly installed at the front and rear ends of the top left side of the base plate 1, the connecting rod 402 is rotatably connected to the inside of the front and rear support plates 401, one end of the connecting piece 403 is fixedly installed at the front and rear ends of the outside of the connecting rod 402, a mounting hole with the same diameter as the connecting pipe 404 is opened at the upper end of the connecting piece 403, the connecting pipe 404 is fixedly installed in the mounting hole, and the connecting piece 403 is used to facilitate the installation of the connecting pipe 404. The connecting pipe 404 is fixedly installed at the upper end of the inside of the front and rear connecting pieces 403, the nozzle 405 is connected to the left side of the connecting pipe 404, the half gear 406 is fixedly installed at the front end of the outside of the connecting rod 402, and the half gear 406 is fixedly installed at the front end of the outside of the connecting rod 402. The gear 406 meshes with the rack 409, and the rack 409 meshes with the half gear 406 when moving up and down along the limit groove, so that the half gear 406 rotates alternately clockwise and counterclockwise, thereby causing the half gear 406 to drive the connecting rod 402 to rotate. When the connecting rod 402 rotates, the connecting pipe 404 is driven to rotate through the connecting piece 403, so that the nozzle 405 swings up and down to increase the dust reduction range. The motor 407 is fixedly installed on the front side of the front support plate 401, and one end of the reciprocating screw rod 408 is fixedly installed on the output end of the motor 407. The rack 409 is threadedly connected to the outside of the reciprocating screw rod 408, and the limit block 410 is fixedly installed on the back side of the rack 409. A limit groove equal to the width of the limit block 410 is provided on the front side of the front support plate 401. The limit groove limits the movement of the rack 409, so that the rack 409 moves up and down along the limit groove.

[0031] The dust reduction unit includes a water tank 501, a water pump 502, a water inlet pipe 503, a water outlet pipe 504 and a water injection port 505. The water tank 501 is installed on the top of the base plate 1, the water pump 502 is installed on the left side of the top of the water tank 501, the water inlet pipe 503 is connected to the right end of the water pump 502, the water outlet pipe 504 is connected to the left end of the water pump 502, and the end of the water outlet pipe 504 away from the water pump 502 is connected to the connecting pipe 404. The water in the water tank 501 is sent into the connecting pipe 404 through the water outlet pipe 504 by the water pump 502, and then sprayed out by the nozzle 405 to reduce dust on the construction site. The water injection port 505 is installed on the right side of the top of the water tank 501, and water is easily added to the water tank 501 through the water injection port 505.

[0032] Embodiment 2:

[0033] On the basis of the first embodiment: a filter screen 6 is installed at the upper end of the water tank 501, and the water inlet pipe 503 is located below the filter screen 6. The water added to the water tank 501 is filtered through the filter screen 6 to prevent impurities in the water from clogging the water inlet pipe 503.

[0034] When in use, water is introduced into the water tank 501 from the water inlet 505, filtered through the filter screen 6 and reaches the lower end of the water tank 501, then the handle 3 is pushed to cooperate with the universal wheel 2 to move the device to the construction site, and then the water pump 502 is started to send the water into the connecting pipe 404 through the outlet pipe 504 and then sprayed out by the nozzle 405 to reduce dust on the construction site, and at the same time, the motor 407 is started to drive the reciprocating screw rod 408 to rotate, and under the threaded connection between the reciprocating screw rod 408 and the rack 409, the rack 409 is moved back and forth up and down along the limit groove through the limit block 410, and at the same time, the rack 409 is meshed with the half gear 406, and the connecting rod 402 is driven to rotate alternately counterclockwise and clockwise through the half gear 406, and when the connecting rod 402 rotates, the nozzle 405 is driven to swing up and down through the connecting piece 403, thereby increasing the spraying range of the nozzle 405 and improving the dust reduction efficiency.

[0035] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the statement "comprise a ..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.

Claims

1. A green and environmentally friendly construction site dust reduction device, comprising a base plate (1), a universal wheel (2) and a handle (3), wherein the universal wheel (2) is fixedly mounted around the bottom of the base plate (1), and the handle (3) is fixedly mounted on the top right side of the base plate (1), characterized in that: A dust suppression device is provided on the top of the base plate (1); The dust reduction device comprises an angle adjustment unit and a dust reduction unit, the angle adjustment unit is arranged on the left side of the top of the base plate (1), and the dust reduction unit is arranged on the top of the base plate (1); The angle adjustment unit comprises a support plate (401), a connecting rod (402), a connecting piece (403), a connecting pipe (404), a nozzle (405), a half gear (406), a motor (407), a reciprocating screw rod (408), a rack (409) and a limit block (410), wherein the support plate (401) is fixedly mounted on the front and rear ends of the left side of the top of the base plate (1), the connecting rod (402) is rotatably connected to the inside of the front and rear support plates (401), one end of the connecting piece (403) is fixedly mounted on the front and rear ends of the outside of the connecting rod (402), and the The connecting pipe (404) is fixedly installed on the upper ends of the front and rear connecting pieces (403), the nozzle (405) is connected to the left side of the connecting pipe (404), the half gear (406) is fixedly installed on the front end of the outer side of the connecting rod (402), the motor (407) is fixedly installed on the front side of the front support plate (401), one end of the reciprocating screw (408) is fixedly installed on the output end of the motor (407), the rack (409) is threadedly connected to the outer side of the reciprocating screw (408), and the limit block (410) is fixedly installed on the back side of the rack (409).

2. A green and environmentally friendly construction site dust suppression device according to claim 1, characterized in that: The dust reduction unit comprises a water tank (501), a water pump (502), a water inlet pipe (503), a water outlet pipe (504) and a water injection port (505); the water tank (501) is installed on the top of the base plate (1); the water pump (502) is installed on the left side of the top of the water tank (501); the water inlet pipe (503) is connected to the right end of the water pump (502); the water outlet pipe (504) is connected to the left end of the water pump (502); and the water injection port (505) is installed on the right side of the top of the water tank (501).

3. The green and environmentally friendly construction engineering construction site dust suppression device according to claim 1 is characterized by: The upper end of the connecting piece (403) is provided with a mounting hole having a diameter equal to that of the connecting pipe (404), and the connecting pipe (404) is fixedly mounted in the mounting hole.

4. The green and environmentally friendly construction site dust suppression device according to claim 1 is characterized by: A limiting groove having a width equal to that of the limiting block (410) is provided on the front side of the front support plate (401).

5. The green and environmentally friendly construction site dust suppression device according to claim 1 is characterized by: The half gear (406) and the rack (409) are meshed with each other.

6. A green and environmentally friendly construction site dust suppression device according to claim 2, characterized in that: One end of the water outlet pipe (504) away from the water pump (502) is connected to the connecting pipe (404).

7. The green and environmentally friendly construction site dust suppression device according to claim 2 is characterized by: A filter screen (6) is installed at the upper end of the water tank (501), and the water inlet pipe (503) is located below the filter screen (6).

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