CN219865116U - Device convenient to portable tunnel portal spraying dust fall - Google Patents

Abstract

The utility model discloses a device convenient for spraying and dust falling at a movable tunnel portal, which comprises a bottom frame, a handle, a movable assembly and a controller, and further comprises: the water tank is arranged at the top of the underframe; the water pump is arranged in one side of the water tank; the horizontal rotation adjusting frame is arranged at the top of the water tank; the spray dust falling assembly is rotationally connected to the horizontal rotation adjusting frame; the upward-inclination adjusting piece is arranged between the horizontal rotation adjusting frame and the spraying dust falling component; an electronic timepiece; an air dust monitor; wherein, the water outlet pipe of the water suction pump is connected with the connecting pipe of the spray dust falling component; the controller is connected with the water pump, the horizontal rotation adjusting frame, the upward inclination adjusting piece, the electronic timer and the air dust monitor. The utility model can automatically adjust according to the on-site dust concentration, simultaneously lightens the working efficiency of operators, and achieves the aims of improving on-site air quality and guaranteeing the physical and mental health of the operators.

Description

Device convenient to portable tunnel portal spraying dust fall

Technical Field

The utility model relates to a device for spraying and dust falling, in particular to a device for spraying and dust falling at a tunnel portal, which is convenient for the movable tunnel portal, and belongs to the technical field of tunnel dust falling.

Background

In general, a highway tunnel is an important structure for traversing mountain, and occupies a very important position in highway engineering design construction, especially in southwest areas of China, because the topography is mainly mountain, a great number of tunnels are used for traversing mountain by newly built roads.

Along with social progress, countries and enterprises attach more importance to professional health, and creating a good working environment for construction operators is a necessary requirement, so that tunnel construction operation is performed, dust and toxic and harmful gases generated in the construction production process are not easy to diffuse due to narrow working surface and poor ventilation condition, and the method has serious influence on the health of the construction operators, and is also a disaster area with occupational diseases such as pneumoconiosis, acute and chronic harmful gas poisoning and the like.

Original portable tunnel construction spraying dust device of being convenient for simple structure does not possess automatically regulated's function, consequently can lead to the angle of spraying dust removal to have some restriction, can not comprehensive carry out effectual spraying dust fall work to the place environment, can't adjust spraying time according to scene raise dust concentration simultaneously, and mountain tunnel dust fall water supply draws water basically from the river course or from tunnel portal pond, miscellaneous branch rot leaves and sand Dan Jiaoduo in the water source cause water supply director and annular duct to frequently block up easily.

Therefore, it is a key point to solve the above technical problems to develop a device for spraying dust fall on a movable tunnel portal, which is simple to operate, safe and reliable.

Disclosure of Invention

Aiming at the defects and shortcomings in the background technology, the utility model improves and innovates the defects, and aims to provide the movable tunnel construction spraying dust settling device which is simple in structure, flexible and convenient to use, can automatically adjust spraying time to spray at fixed time according to the concentration of dust in the field, saves water resources, and simultaneously lightens the working efficiency of operators, thereby achieving the aims of protecting natural environment, improving the quality of field air and guaranteeing the physical and mental health of the operators.

The utility model further aims to solve the problem that the pipeline is frequently blocked by the two filter screens, so that mist is formed in a larger operation range, and the on-site spraying dust settling effect is effectively improved.

In order to solve the problems and achieve the purposes of the utility model, the device convenient for spraying and dust falling at the tunnel portal is realized by adopting the following design structure and the following technical scheme:

the utility model relates to an improvement of a device for facilitating spraying and dust fall of a movable tunnel portal, which comprises a bottom frame (1), a handle (2) arranged on one side of the bottom frame (1), a plurality of movable components (3) arranged at the bottom of the bottom frame (1) and a controller (11), and further comprises:

the water tank (4) is arranged at the top of the underframe (1);

the water pump (5) is arranged in one side of the water tank (4);

the horizontal rotation adjusting frame (6) is arranged at the top of the water tank (4);

the spray dust falling assembly (7), the spray dust falling assembly (7) is rotatably connected to the horizontal rotation adjusting frame (6);

the upward-inclination adjusting piece (8), the upward-inclination adjusting piece (8) is arranged between the horizontal rotation adjusting frame (6) and the spraying dust settling component (7);

the electronic timer (9) is connected with the water suction pump (5) through a wire;

the air dust monitor (10) is arranged at the top of one side of the water tank (4);

wherein, a water outlet pipe (5 a) of the water suction pump (5) is connected with a connecting pipe (12) of the spray dust falling component (7); the controller (11) is connected with the water pump (5), the horizontal rotation adjusting frame (6), the upward inclination adjusting piece (8), the electronic timer (9) and the air dust monitor (10).

As an improvement of the utility model, the controller (11) is also connected with an external remote controller in a wireless way.

As a further improvement of the present utility model described above, the water tank (4) includes:

the sewage chamber (4 a), the first coarse filter screen (4 d) is installed at the water inlet of the sewage chamber (4 a), and the first coarse filter screen (4 d) is connected with the tank body of the water tank (4) through a clamping groove;

a water purifying chamber (4 b), wherein the water purifying chamber (4 b) is used for storing filtered water;

an equipment installation chamber (4 c), wherein the equipment installation chamber (4 c) is used for installing a water pump (5), an electronic timer (9) and an installation controller (11);

wherein, the sewage chamber (4 a) and the clean water chamber (4 b) are respectively provided with at least one sewage chamber observation window (4 e) and a clean water chamber observation window (4 f).

As a further improvement of the utility model, a second fine filter screen (4 g) is arranged on the first partition plate between the sewage chamber (4 a) and the water purifying chamber (4 b);

the bottom of the sewage chamber (4 a) is also provided with a sand setting tank (13);

the water purifying chamber (4 b) and the equipment installing chamber (4 c) are separated by a second partition board;

scale marks are arranged on the sewage chamber observation window (4 e) and the water purifying chamber observation window (4 f);

the water suction pump (5) and the electronic timer (9) are arranged in the equipment installation chamber (4 c), and the controller (11) is arranged outside the equipment installation chamber (4 c);

the sewage chamber (4 a) is also communicated and connected with a water tank universal joint (4 h), and the first coarse filter screen (4 d) is sleeved outside the water outlet pipe orifice of the water tank universal joint (4 h).

As the further improvement of the utility model, the water pump (5) is connected with a water outlet pipe (5 a) and a water inlet pipe (5 b), and the water outlet pipe (5 a) sequentially penetrates through the top wall of the water tank and the horizontal rotation adjusting frame (6) to be connected with the connecting pipe (12); the water inlet pipe (5 b) passes through the lower part of the second partition plate.

As a still further improvement of the present utility model described above, the horizontal rotation adjusting frame (6) includes:

the installation frame is used for installing the spraying dust fall assembly (7);

the tray is used for connecting the mounting frame;

the bottom of the motor is connected to the top of the water tank (4) through a bottom plate, and an output shaft of the motor is connected with the tray.

As a still further improvement of the above-described utility model, the mist dust settling assembly (7) includes:

a wind tunnel (7 a);

the spraying component (7 b) is detachably arranged at the front end of the air duct (7 a) through bolts;

the axial flow fan (7 c) is arranged at the rear end of the air duct (7 a);

wherein, dryer (7 a) both sides are all installed on the mounting bracket through coupling assembling.

As the above-mentioned still further improvement of the utility model, the spray assembly (7 b) comprises an annular pipe (7 b 1), the annular pipe (7 b 1) is arranged at the front end of the air duct (7 a), a connecting pipe (12) connected with the annular pipe (7 b 1) is communicated with a water outlet pipe (5 a), wherein a plurality of water mist spray heads (7 b 2) are uniformly communicated and connected with the outer wall of the annular pipe (7 b 1), and the water outlet ends of the water mist spray heads (7 b 2) face the circle center of the annular pipe (7 b 1).

As the utility model is still further improved, the upward-inclined adjusting piece (8) is a telescopic cylinder, the telescopic end of the upward-inclined adjusting piece (8) is hinged with the air duct (7 a), and the other end of the upward-inclined adjusting piece (8) is connected with the mounting frame;

the air dust monitor (10) is connected with the water tank (4) through the support rod, and the air dust monitor (10) is used for monitoring the air dust value of a working site in real time.

As the further improvement of the utility model, the moving assembly (3) comprises supporting legs (3 a) and universal wheels (3 b), wherein the universal wheels (3 b) are respectively connected to four corners of the bottom of the underframe (1) through the supporting legs (3 a), the universal wheels (3 b) are provided with brake devices, and the tops of the universal wheels (3 b) are fixedly connected with shock absorbers (3 c);

the handles (2) are symmetrically arranged on the left side of the underframe (1), and anti-slip protection pads (2 a) are arranged on the handles (2).

Compared with the prior art, the utility model has the following beneficial effects:

1. the utility model is provided with two filtering devices, the first filter screen at the water receiving port of the water tank is used for intercepting the dead branches, the rotten leaves, the large-particle sand and the like in the water source, and the second filter screen between the sewage chamber of the water tank and the water purifying chamber of the water tank is used for further filtering, so that the phenomenon of frequent blockage of the water mist spray head is avoided, and the utilization efficiency of machinery is greatly improved;

2. according to the utility model, through the arrangement of the horizontal rotation adjusting frame and the upward-inclined adjusting piece, the air duct can be driven to rotate left and right and adjust the vertical angle, so that the daily spray dust removal effect is more effectively realized, the missing condition caused by the limitation of the angle is avoided, the working efficiency is reduced, and the use cost is increased;

3. the utility model has reasonable and compact structure, convenient use and the characteristics of small volume, light weight and repeated use, when the dust fall is carried out on the tunnel, the anti-slip material layer is arranged on the handle, and through the universal wheel and the brake, the device is convenient for workers to carry out position movement and parking, the implementation is easy, the device is more convenient to use, and meanwhile, the vibration of the spray dust removing device is effectively reduced by the shock absorber arranged at the top of the universal wheel, so that the device can keep a good working state;

4. the controller is used for controlling intelligent operation of the whole device, is in wireless connection with an external remote controller, and can remotely and intelligently control the spraying time, the interval time, the spraying angle, the range and the like of the device through the external remote controller, so that the labor intensity of workers is reduced, and the labor cost is saved;

5. the utility model is provided with the air dust monitor, the air dust monitor is internally provided with a critical value, when the air dust value reaches the critical value, the water suction pump is automatically turned on, water in the water tank is sprayed out from the water mist spray head, automatic dust fall is realized, and when the air dust value is smaller than the critical value, the water suction pump is automatically turned off, and automatic switching is realized;

6. the water tank is provided with the observation window on the outer surface, and the scale marks are arranged on the observation window, so that the water level state in the water tank can be clearly mastered.

Drawings

The utility model is described in further detail below with reference to the attached drawing figures, wherein:

FIG. 1 is a state of use of the present utility model;

FIG. 2 is a schematic view of the overall structure of the present utility model;

FIG. 3 is a schematic view of a partial structure of the present utility model;

FIG. 4 is a schematic diagram of the connection of the chassis (1) components and the mobile assembly (3) components of the present utility model;

FIG. 5 is a schematic view of the components of the spray assembly (7 b) of the present utility model;

FIG. 6 is a schematic diagram of the connection relationship between the horizontal rotation adjusting frame (6) component and the tilting adjusting piece (8) component of the utility model;

wherein, the reference numerals in the figures: 1-a chassis;

2-a handle and 2 a-an anti-slip protection pad;

3-moving assembly, 3 a-landing leg, 3 b-universal wheel, 3 c-shock absorber;

4-a water tank, 4 a-a sewage chamber, 4 d-a first coarse filter screen, 4 b-a water purifying chamber, 4 c-an equipment installation chamber, 4 e-a sewage chamber observation window, 4 f-a water purifying chamber observation window, 4 g-a second fine filter screen and 4 h-a water tank universal joint;

5-a water suction pump, 5 a-a water outlet pipe and 5 b-a water inlet pipe;

6-horizontally rotating the adjusting frame;

7-spraying dust falling components, 7 a-wind cylinders, 7 b-spraying components, 7 c-axial fans, 7b 1-annular pipes and 7b 2-water mist spray heads (7 b 2);

8-a tilting adjusting piece;

9-an electronic timer;

10-an air dust monitor;

11-a controller;

12-connecting pipes;

13-a grit chamber;

14-a water supply main pipe;

15-an external construction pool;

16-tunnel.

Detailed Description

In order to make the technical means, the inventive features, the achieved objects and the effects of the present utility model easy to understand, the technical solution of the present utility model will be described in further detail below with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments of the present utility model and the features of the embodiments can be combined without conflict. The utility model will be described in detail below with reference to the drawings in connection with embodiments.

The device convenient to portable tunnel portal spraying dust fall as shown in the attached drawings of specification includes chassis 1, handle 2 that sets up in chassis 1 one side and sets up a plurality of removal subassembly 3 and controller 11 in chassis 1 bottom, still includes:

the water tank 4 is arranged at the top of the underframe 1;

the water suction pump 5 is arranged in one side of the water tank 4;

the horizontal rotation adjusting frame 6 is arranged at the top of the water tank 4;

the spray dust falling assembly 7 is rotatably connected to the horizontal rotation adjusting frame 6;

the upward inclination adjusting piece 8 is arranged between the horizontal rotation adjusting frame 6 and the spraying dust settling component 7;

an electronic timer 9, wherein the electronic timer 9 is connected with the water pump 5 through a wire;

the air dust monitor 10, the air dust monitor 10 is set up in the top of one side of the water tank 4;

wherein, the water outlet pipe 5a of the water suction pump 5 is connected with the connecting pipe 12 of the spray dust falling component 7; the controller 11 is connected with the water pump 5, the horizontal rotation adjusting frame 6, the upward inclination adjusting piece 8, the electronic timer 9 and the air dust monitor 10.

In the utility model, a controller 11 is arranged in front of a water tank 4, and the controller 11 is connected with a horizontal rotation adjusting frame 6, a tilting adjusting piece 8 and an electronic timer 9, is used for controlling intelligent operation of the whole device and is in wireless connection with a remote controller; the water tank 4 is provided with a horizontal rotation adjusting frame 6 for adjusting the left and right rotation of the air drum 7a, the mounting frame is connected with an inclined adjusting piece 8 for adjusting the pitching angle of the air drum 7a, the water suction pump 5 is provided with an electronic timer 9, and the electronic timer 9 is connected with a circuit line of the water suction pump 5 and used for controlling the water suction pump to pump water to the water mist nozzle 7b2 at regular time.

Further, the controller 11 is also connected with an external remote controller wirelessly.

In the present utility model, the controller 11 is used for controlling the intelligent operation of the whole device, and is connected with an external remote controller in a wireless way, and the spraying time, the interval time, the spraying angle, the spraying range, etc. of the device can be controlled in a remote intelligent way through the external remote controller.

Further, the water tank 4 includes:

the sewage chamber 4a, a first coarse filter screen 4d is arranged at the water inlet of the sewage chamber 4a, and the first coarse filter screen 4d is connected with the tank body of the water tank 4 through a clamping groove;

a clean water chamber 4b, the clean water chamber 4b for storing filtered water;

an equipment installation chamber 4c, the equipment installation chamber 4c being used for installing the suction pump 5, the electronic timer 9 and the installation controller 11;

wherein, the sewage chamber 4a and the clean water chamber 4b are respectively provided with at least one sewage chamber observation window 4e and a clean water chamber observation window 4f.

Specifically, a second fine filter screen 4g is arranged on the first partition plate between the sewage chamber 4a and the water purifying chamber 4 b;

the bottom of the sewage chamber 4a is also provided with a grit chamber 13;

the water purifying chamber 4b and the equipment installation chamber 4c are separated by a second partition plate;

scale marks are arranged on the sewage chamber observation window 4e and the water purifying chamber observation window 4 f;

the water suction pump 5 and the electronic timer 9 are arranged in the equipment installation chamber 4c, and the controller 11 is arranged outside the equipment installation chamber 4 c;

the sewage chamber 4a is also communicated and connected with a water tank universal joint 4h, and a first coarse filter screen 4d is sleeved outside a water outlet pipe orifice of the water tank universal joint 4 h.

In the utility model, a water supply main pipe 14 is connected with a water tank universal joint 4h of a water inlet of a water tank 4, the water tank 4 and a water pump 5 are fixed on a bottom frame 1, and meanwhile, a controller 11 is arranged on the device and can set a wind drum 7a to rotate left and right and up and down and control spraying time and interval time.

Further, a water outlet pipe 5a and a water inlet pipe 5b are connected to the water suction pump 5, and the water outlet pipe 5a sequentially penetrates through the top wall of the water tank and the horizontal rotation adjusting frame 6 to be connected with a connecting pipe 12; the water inlet pipe 5b is provided through the lower portion of the second partition.

Further, the horizontal rotation adjusting frame 6 includes:

the mounting frame is used for mounting the spray dust falling assembly 7;

the tray is used for connecting the mounting frame;

the bottom of the motor is connected to the top of the water tank 4 through a bottom plate, and an output shaft of the motor is connected with the tray.

In the utility model, the motor drives the tray connected with the motor to horizontally rotate according to a certain track.

Further, the mist dust settling assembly 7 includes:

a wind tunnel 7a;

the spraying component 7b, the spraying component 7b is detachably arranged at the front end of the air duct 7a through bolts;

the axial flow fan 7c is arranged at the rear end of the air duct 7a;

wherein, dryer 7a both sides are all installed on the mounting bracket through coupling assembling.

In the utility model, the connecting component comprises two sets of connecting rods and bearings, one end of each connecting rod is connected with the inner wall of one end of the corresponding installation frame opening, the other end of each connecting rod is fixedly connected with the corresponding bearing inner ring, and the outer ring of each bearing is fixedly connected with one side of the corresponding air duct 7 a.

Specifically, spray assembly 7b includes annular pipe 7b1, and annular pipe 7b1 installs in dryer 7a front end, and connecting pipe 12 and outlet pipe 5a intercommunication that are connected on the annular pipe 7b1 are connected, and wherein, annular pipe 7b1 outer wall evenly communicates the connection and installs a plurality of water smoke shower nozzle 7b2, and the centre of a circle of annular pipe 7b1 is all oriented to the water outlet end of a plurality of water smoke shower nozzle 7b2.

Further, the upward-inclined adjusting piece 8 is a telescopic cylinder, the telescopic end of the upward-inclined adjusting piece 8 is hinged with the air duct 7a, and the other end of the upward-inclined adjusting piece 8 is connected with the mounting frame;

the air dust monitor 10 is connected with the water tank 4 through a supporting rod, and the air dust monitor 10 is used for monitoring the air dust value of a working site in real time.

Further, the moving assembly 3 comprises supporting legs 3a and universal wheels 3b, the universal wheels 3b are respectively connected to four corners of the bottom of the underframe 1 through the supporting legs 3a, wherein a brake device is arranged on the universal wheels 3b, and a shock absorber 3c is fixedly connected to the top of the universal wheels 3 b;

the handles 2 are symmetrically arranged on the left side of the underframe 1, and anti-slip protection pads 2a are arranged on the handles 2.

In the utility model, the moving component 3 is a universal wheel with a brake device, the universal wheel is arranged at the lower end of the underframe 1 through a supporting leg, and the universal wheel is hinged on the supporting leg; the anti-slip pad 2a is made of rubber anti-slip material.

In summary, more specific embodiments of the present utility model are:

the device with the design structure, which is convenient for spraying and dust falling at the opening of the movable tunnel, needs to be manufactured and installed for standby before being used.

During manufacturing, firstly, constructors select a specification model of a water suction pump 5 and a spray dust fall component 7 according to dust concentration generated at a hole of a field tunnel 16, meanwhile, a first coarse filter screen 4d is arranged at a water receiving hole of a water tank 4, the interior of the water tank 4 is divided into a sewage chamber 4a, a water purifying chamber 4b and an equipment installation chamber 4c, a sewage chamber observation window 4e and a water purifying chamber observation window 4f are correspondingly arranged on the side edges of the sewage chamber 4a and the water purifying chamber 4b, and scale marks are respectively arranged on the sewage chamber observation window 4e and the water purifying chamber observation window 4 f; a second fine filter screen 4g is arranged between the water tank sewage chamber 4a and the water tank water purifying chamber 4b, a sand setting tank 13 is arranged at the bottom of the sewage chamber 4a, a water suction pump water inlet pipe 5b is arranged at the inner lower part of the water purifying chamber 4b, a water suction pump water outlet pipe 5a is connected with an annular water pipe connecting pipe 12, the water suction pump 5 is pressurized to a spraying dust falling component 7, an electronic timer 9 is arranged on the water suction pump 5, an air dust monitor 10 is arranged at the upper part of the water tank 4, the electronic timer 9 and the air dust monitor 10 are connected with a controller 11 in front of the water tank 4, and an external remote controller remote operation controller 11 is arranged; a horizontal rotation adjusting frame 6 is arranged on the water tank 4, the horizontal rotation adjusting frames 6 are connected with the upward inclination adjusting piece 8 and the air duct 2, a controller 11 is connected with the upward inclination adjusting piece 8 and the horizontal rotation adjusting frame 6, finally, a universal wheel 3b with a brake is arranged under the underframe 4, and a shock absorber 3c is arranged on the wheel; a handle 2 is arranged at the side of the water tank 4, and an anti-slip protection pad 2a is coated on the handle; the manufacturing work of the spraying dust-settling device is completed, and then an operator can install the manufactured maintenance device for standby.

When in installation, a sewage chamber observation window 4e and a water purifying chamber observation window 4f are correspondingly arranged on the sides of the sewage chamber 4a and the water purifying chamber 4b, the water tank 4 is divided into two areas of the water purifying chamber 4b and the sewage chamber 4a by a second fine filter screen 12 and a baffle plate, a grit chamber 13 is arranged at the bottom of the sewage chamber 4a, and a first coarse filter screen 11 is fixed at the water inlet of the sewage chamber 4a by a clamping slot jack; then four universal wheels 3b with brakes are arranged at four corners of a bottom frame 4 at the bottom of a water tank, shock absorbers 3c are arranged on the universal wheels 3b, anti-slip protection pads 2a are arranged on a handle 2, the handle 2 is arranged on the side edge of the water tank 4, a water suction pump 5 is arranged in a device installation chamber 4c on the side edge of the water tank 4, an electronic timer 9 is arranged on the water suction pump 5, a horizontal rotation adjusting frame 6 is arranged at the top of the water tank 4, an air cylinder 7a is arranged on the horizontal rotation adjusting frame 6, an inclined adjusting piece 8 is arranged between the horizontal rotation adjusting frame 6 and an air cylinder 7a, a spray dust falling component 7 is arranged in front of the air cylinder 2, a connecting pipe 12 of the spray dust falling component 7 is connected with a water outlet pipe 7c of the water suction pump 5, a water inlet pipe 7b of the water suction pump 5 is connected with the water purification chamber 4b, and an axial flow fan 7c is arranged at the rear end of the air cylinder 2. An air dust monitor 10 is arranged above the side edge of the water tank 4, a controller 11 is arranged in front of the water tank 4, finally the controller 11 is connected with the air dust monitor 10, an electronic timer 9, a horizontal rotation adjusting frame 6 and an inclined adjusting piece 8, and an external remote controller is used for operating the controller 11, so that the installation work of the whole spray dust-settling device is finished, and immediately, constructors only need to treat the spray dust-settling device which is already installed for use.

Example 1

When in use, as shown in fig. 1 to 2, firstly, an operator firstly connects with a water tank universal joint 4h through a water supply main pipe 14 and then supplies water to the device, the water enters a sewage chamber 4a after passing through a first coarse filter screen 4d, and the water enters a water purifying chamber 4b for storage for standby after passing through a second fine filter screen 4g while precipitating;

then, an operator holds the handle 2 by hand, moves the moving assembly 3 arranged on the device to the opening of the tunnel 16, and after determining a working place, brakes the universal wheel 3b tightly and connects with a power supply;

subsequently, an operator controls the horizontal rotation adjusting frame 6 and the tilting adjusting piece 8 to adjust the spraying angle of the spraying dust falling assembly 7 through the controller 11;

then, the operator controller 11 turns on the water pump 5 to spray and dust fall the tunnel 16 opening;

finally, an operator can control the working time of the water pump 5 through the electronic timer 9 in the using process, namely, the spraying dust settling time can be controlled; in the use, operating personnel can also carry out spraying dust fall subassembly 7's spraying angle according to the specific circumstances and adjust.

Example 2

When the spraying dust-settling device is used, firstly, before the spraying dust-settling device is used, the time of automatic spraying is set by constructors in advance through the electronic timer 9; according to the on-site dust concentration and the monitoring result of the air dust monitor 10, the spraying time is set for a time control switch of the electronic timer 9, and the time control switch of the electronic timer 9 controls the opening and closing of water in the connecting pipe 12 through an electromagnetic valve; subsequently, the constructor connects the water supply main pipe 14 with the universal joint 4h of the water tank at the sewage chamber 4a, and starts to supply water, spray and dust, and in the spraying and dust falling process, the constructor should check the dust falling effect of the spraying and dust falling component on site at regular time, if the water mist spray head has small flow, short spraying time and poor dust falling effect, the constructor should adjust the relevant parameters of the controller 11 in time, so that the controller is in the optimal working state.

In the whole implementation operation process, a constructor automatically completes the timing pressurization water supply by keeping the water in the water mist annular pipe connecting pipe 12 within a set time range through the electronic timer 9 according to the requirement of spraying dust fall, meanwhile, the water suction pump 5 works, the water in the water purifying chamber 4b firstly passes through the water suction pump water inlet pipe 5b and then reaches the water mist spray nozzle 7b2 to spray out, so that a construction site is kept within a constant or required spraying dust fall time range, the timing spraying dust fall is realized, the electronic timer 9 automatically and periodically records the time set at the beginning, the automatic water cut-off is realized, and the on-site spraying dust fall work is completed; the air dust monitor is internally provided with a critical value, when the air dust value reaches the critical value, the water suction pump is automatically turned on, water in the water tank is sprayed out from the water mist spray head, automatic dust fall is realized, and when the air dust value is smaller than the critical value, the water suction pump is automatically turned off, and automatic switching is realized.

Finally, it should be noted that the above-mentioned embodiments illustrate rather than limit the utility model in any way, and that those skilled in the art will be able to utilize the above-mentioned embodiments and modifications of the utility model as well as equivalent embodiments. However, any simple modification, equivalent variation and variation of the above embodiments according to the technical substance of the present utility model still fall within the protection scope of the technical solution of the present utility model.

Claims (10)

1. The utility model provides a device convenient to portable tunnel portal spraying dust fall, includes chassis (1), sets up handle (2) and the several removal subassembly (3) and controller (11) of setting in chassis (1) bottom in chassis (1) one side, its characterized in that still includes:

the water tank (4) is arranged at the top of the underframe (1);

the water pump (5) is arranged in one side of the water tank (4);

the horizontal rotation adjusting frame (6) is arranged at the top of the water tank (4);

the spray dust falling assembly (7), the spray dust falling assembly (7) is rotatably connected to the horizontal rotation adjusting frame (6);

the upward-inclination adjusting piece (8), the upward-inclination adjusting piece (8) is arranged between the horizontal rotation adjusting frame (6) and the spraying dust settling component (7);

the electronic timer (9) is connected with the water suction pump (5) through a wire;

the air dust monitor (10) is arranged at the top of one side of the water tank (4);

wherein, a water outlet pipe (5 a) of the water suction pump (5) is connected with a connecting pipe (12) of the spray dust falling component (7); the controller (11) is connected with the water pump (5), the horizontal rotation adjusting frame (6), the upward inclination adjusting piece (8), the electronic timer (9) and the air dust monitor (10).

2. A device for facilitating spray dust fall of a mobile tunnel portal according to claim 1, characterized in that the controller (11) is also connected wirelessly to an external remote control.

3. A device for facilitating spray dust fall of a mobile tunnel portal according to claim 1, characterized in that the water tank (4) comprises:

the sewage chamber (4 a), the first coarse filter screen (4 d) is installed at the water inlet of the sewage chamber (4 a), and the first coarse filter screen (4 d) is connected with the tank body of the water tank (4) through a clamping groove;

a water purifying chamber (4 b), wherein the water purifying chamber (4 b) is used for storing filtered water;

an equipment installation chamber (4 c), wherein the equipment installation chamber (4 c) is used for installing a water pump (5), an electronic timer (9) and an installation controller (11);

wherein, the sewage chamber (4 a) and the clean water chamber (4 b) are respectively provided with at least one sewage chamber observation window (4 e) and a clean water chamber observation window (4 f).

4. A device for facilitating spray dust fall of a mobile tunnel portal according to claim 3, characterized in that a second fine filter screen (4 g) is arranged on the first partition between the sewage chamber (4 a) and the water purifying chamber (4 b);

the bottom of the sewage chamber (4 a) is also provided with a sand setting tank (13);

the water purifying chamber (4 b) and the equipment installing chamber (4 c) are separated by a second partition board;

scale marks are arranged on the sewage chamber observation window (4 e) and the water purifying chamber observation window (4 f);

the water suction pump (5) and the electronic timer (9) are arranged in the equipment installation chamber (4 c), and the controller (11) is arranged outside the equipment installation chamber (4 c);

the sewage chamber (4 a) is also communicated and connected with a water tank universal joint (4 h), and the first coarse filter screen (4 d) is sleeved outside the water outlet pipe orifice of the water tank universal joint (4 h).

5. The device for facilitating the spraying and dust settling of the movable tunnel portal according to claim 1, wherein the water suction pump (5) is connected with a water outlet pipe (5 a) and a water inlet pipe (5 b), and the water outlet pipe (5 a) sequentially penetrates through the top wall of the water tank and the horizontal rotation adjusting frame (6) to be connected with the connecting pipe (12); the water inlet pipe (5 b) passes through the lower part of the second partition plate.

6. A device for facilitating spray dust fall of a mobile tunnel portal according to claim 1, characterized in that the horizontal rotation adjusting frame (6) comprises:

the installation frame is used for installing the spraying dust fall assembly (7);

the tray is used for connecting the mounting frame;

the bottom of the motor is connected to the top of the water tank (4) through a bottom plate, and an output shaft of the motor is connected with the tray.

7. A device for facilitating spray dust fall of a mobile tunnel portal according to claim 1, characterized in that the mist dust fall assembly (7) comprises:

a wind tunnel (7 a);

the spraying component (7 b) is detachably arranged at the front end of the air duct (7 a) through bolts;

the axial flow fan (7 c) is arranged at the rear end of the air duct (7 a);

wherein, dryer (7 a) both sides are all installed on the mounting bracket through coupling assembling.

8. The device for facilitating spray dust fall of a movable tunnel portal according to claim 7, wherein the spray assembly (7 b) comprises an annular pipe (7 b 1), the annular pipe (7 b 1) is installed at the front end of the air duct (7 a), a connecting pipe (12) connected to the annular pipe (7 b 1) is connected with the water outlet pipe (5 a) in a communicating manner, a plurality of water mist spray heads (7 b 2) are installed on the outer wall of the annular pipe (7 b 1) in a uniformly communicating manner, and the water outlet ends of the plurality of water mist spray heads (7 b 2) face the circle center of the annular pipe (7 b 1).

9. The device for facilitating the spraying and dust fall of the movable tunnel portal according to claim 1, wherein the upward-inclined adjusting piece (8) is a telescopic cylinder, the telescopic end of the upward-inclined adjusting piece (8) is hinged with the air duct (7 a), and the other end of the upward-inclined adjusting piece (8) is connected with the mounting frame;

the air dust monitor (10) is connected with the water tank (4) through the support rod, and the air dust monitor (10) is used for monitoring the air dust value of a working site in real time.

10. The device for facilitating spray dust fall of a movable tunnel portal according to claim 1, wherein the movable assembly (3) comprises supporting legs (3 a) and universal wheels (3 b), the universal wheels (3 b) are respectively connected to four corners of the bottom of the underframe (1) through the supporting legs (3 a), the universal wheels (3 b) are provided with braking devices, and shock absorbers (3 c) are fixedly connected to the tops of the universal wheels (3 b);

the handles (2) are symmetrically arranged on the left side of the underframe (1), and anti-slip protection pads (2 a) are arranged on the handles (2).