CN116291676A - An energy-saving and environment-friendly intelligent dust suppression equipment for tunnel construction - Google Patents

Abstract

The invention discloses energy-saving and environment-friendly intelligent dust fall equipment for tunnel construction, which comprises a vehicle-mounted mechanism, an isolation curtain mechanism arranged on the vehicle-mounted mechanism, and a dust filtering mechanism arranged on the vehicle-mounted mechanism; the vehicle-mounted mechanism comprises a vehicle-mounted chassis, four groups of driving wheel groups capable of being independently driven and independently turned are arranged at the bottom of the vehicle-mounted chassis, and a total supporting plate is fixedly arranged at the top of the vehicle-mounted chassis; the isolation curtain mechanism comprises a curtain support shell which is fixed on the overall support plate and is close to the right end, a plurality of curtain support rods which are folded and fixed on the curtain support shell, and an isolation curtain which is fixed on the curtain support rods; according to the invention, the isolation curtain connected among the plurality of curtain support rods can relatively isolate a blasting area in tunneling work, and dust generated by blasting is quickly cleaned by the dust filtering mechanism, so that the dust is prevented from diffusing in the air, and a cleaner working environment is created for workers.

Description

An energy-saving and environment-friendly intelligent dust suppression equipment for tunnel construction

technical field

The invention relates to the technical field of dust suppression in tunnel construction, in particular to an energy-saving and environment-friendly intelligent dust suppression equipment for tunnel construction.

Background technique

At present, most tunnels in my country adopt the drilling and blasting method and mechanical excavation method, which will generate a lot of dust during construction. The construction of tunnel engineering is different from the construction of other projects on the ground. well controlled through routine measures;

If a large amount of dust generated by the blasting cannot be cleaned in time after blasting the face of the tunnel, it will first affect the health of the staff, and secondly, the dust in the air will affect the visibility and cause certain safety hazards to the construction work.

Contents of the invention

The object of the present invention is to provide an energy-saving and environment-friendly intelligent dust suppression equipment for tunnel construction, which can quickly and effectively purify the dust generated by blasting during tunnel construction.

To achieve the above object, the present invention provides the following technical solutions:

An energy-saving and environment-friendly intelligent dust suppression device for tunnel construction, comprising a vehicle-mounted mechanism, an isolation curtain mechanism arranged on the vehicle-mounted mechanism, and a dust filter mechanism arranged on the vehicle-mounted mechanism;

The vehicle-mounted mechanism includes a vehicle-mounted chassis. The bottom of the vehicle-mounted chassis has four sets of driving wheels that can be independently driven and turned independently. The top of the vehicle-mounted chassis is fixed with an overall support plate;

The driving wheel set in the vehicle-mounted mechanism is controlled and driven by remote control.

The isolation screen mechanism includes a screen support shell fixed on the overall support plate and near the right end, a plurality of screen support rods folded and fixed on the screen support shell, and an isolation screen fixed on the screen support rods;

The curtain support shell is a shell with an arc-shaped upper side and a hollow interior. The upper side of the curtain support shell is fixed with a plurality of first fixed hinges, and one end of the curtain support rod is fixedly connected with the rotating shaft of the first fixed hinge. The rotating shaft of a fixed hinge extends along the tangent direction on the upper side of the curtain supporting shell, and the rotating shaft axis of the first fixed hinge is perpendicular to the axis of the curtain supporting shell, and the rotating shaft of the first fixed hinge is driven by a motor to rotate;

An isolation curtain is fixed between every two adjacent curtain support rods;

The dust filter mechanism includes a dust suction pipe fixed on the curtain support rod. The side wall of the dust suction pipe has a plurality of dust suction holes connected inside and outside. The top of the overall support plate is fixed with a dust collection box and an air extractor. The pipe is connected with the inside of the dust collecting box, and the input end of the air extractor is connected with the inside of the dust collecting box through the pipe.

Preferably, the vehicle-mounted mechanism is provided with an isolated exhaust compensation mechanism. The isolated exhaust compensation mechanism includes a first telescopic rod fixed on the top of the overall support plate. The first telescopic rod is a multi-stage electronically controlled telescopic rod. The rod is connected to the top of the overall support plate through the second fixed hinge, and the end of the inner rod of the first telescopic rod is fixedly provided with a compensation exhaust pipe, which communicates with the output end of the air extractor through a pipeline.

Explanation: In the process of dust cleaning after blasting, use the compensation exhaust pipe in the isolated exhaust compensation mechanism to exhaust the face of the face, so that the air with dust can flow toward the suction pipe more quickly.

Preferably, a hollow compensation exhaust ring is fixed on the compensation exhaust pipe, the interior of the compensation exhaust ring communicates with the interior of the compensation exhaust pipe, the axis of the compensation exhaust ring is coaxial with the axis of the compensation exhaust pipe, and the compensation exhaust ring The air ring has a plurality of exhaust short pipes communicating with its interior, and the axis of the short exhaust pipes is arranged along the radial extension of the compensation exhaust ring.

Explanation: Multiple short exhaust pipes on the compensation exhaust ring exhaust the face of the tunnel, approximately forming an air curtain wall, and then intensify the flow of dusty air to the suction pipe, which is convenient for quickly removing the dust generated by blasting. Dust recycling clean up.

Preferably, the compensation exhaust pipe is connected to the inner rod end of the first telescopic rod through a third fixed hinge, the support of the third fixed hinge is fixedly connected to the inner rod end of the first telescopic rod, and the compensation exhaust pipe is connected to the first telescopic rod. The rotating shafts of the three fixed hinges are fixedly connected, and the rotating shaft of the third fixed hinge is driven to rotate by a motor.

Description: The rotation shaft of the third fixed hinge is driven by the motor to adjust the orientation of the compensation exhaust pipe and the exhaust gas flow direction of multiple short exhaust pipes.

Preferably, the curtain support rod is connected with the curtain support housing through the curtain driving mechanism, the curtain driving mechanism includes a channel support block fixed inside the curtain support housing, the top of the channel support block is an arc-shaped structure, and the circle at the top of the channel support block The arc is arranged concentrically with the arc on the upper side of the screen support shell, and a slide rail channel is formed between the top of the channel support block and the inner top of the screen support shell;

The curtain drive slider is slidingly fitted in the slide rail channel, the top and bottom of the slide rail channel are fixed with racks, and the curtain drive slider is equipped with multiple drive gears for rotation and engagement, and the drive gears are meshed with the racks to drive The gear is driven by the motor to rotate;

The upper side of the curtain support shell has a tilting communication groove communicating with the inside and outside, the support of the first fixed hinge is fixed on the driving slider, and the end of the first fixed hinge connected with the curtain support rod protrudes from the tilting communication groove.

Description: Adjust the relative positions of multiple curtain support rods through the curtain driving mechanism, so as to facilitate the folding and storage of multiple curtain support rods.

Preferably, the driving gear is driven to rotate by a motor through a worm gear transmission.

Description: The driving gear is driven to rotate through the worm gear transmission, which is convenient to use the self-locking characteristics of the worm gear transmission to relatively fix the position of the curtain driving slider in the slide rail channel.

Preferably, a spray interception mechanism is provided between the dust suction pipe and the dust collection box, and the spray interception mechanism includes a dust interception pipe, and one end of the dust interception pipe is fixedly provided with a variable diameter pipe, and the diameter of the variable diameter pipe starts from the end close to the dust interception pipe. The end away from the dust intercepting pipe gradually becomes smaller, and the end of the reducing pipe with a smaller diameter is connected to the dust suction pipe through a pipe;

A plurality of hollow spray rings are fixed inside the dust interception pipe, the axis of the spray ring is coaxial with the axis of the dust interception pipe, and there are multiple atomizing nozzles inside the spray ring and on the side close to the reducing pipe;

The lower side of the dust intercepting pipe is fixedly provided with a plurality of mud discharge pipes which communicate with its interior, and the lower ends of the mud discharge pipes are connected together to be provided with a mud recovery box, which is fixed on the overall support plate.

Description: The spray interception mechanism can settle the recovered dust, so that most of the dust is stored in the mud recovery box in the form of mud, and the remaining small amount of dust is concentrated in the dust collection box.

Preferably, the spray ring is connected to the inner wall of the dust interception pipe through a distance adjustment mechanism, the distance adjustment mechanism includes a distance adjustment slide rail fixed on the top of the dust interception pipe, and the distance adjustment slide rail extends parallel to the axis of the dust interception pipe, A plurality of spacing adjustment sliders are provided for sliding cooperation on the spacing adjustment slide rail, and the spacing adjustment slider is driven by a motor to move along the spacing adjustment sliding rail, and the spray ring is fixedly connected to the spacing adjustment slider one-to-one.

Description: In the distance adjustment mechanism, the motor drives the distance adjustment slider to move along the distance adjustment slide rail, and then adjusts the relative position of the spray ring inside the dust interception tube. According to the density of dust, the sprayed water mist on the dust interception tube is The dust suppression effect of dust is better.

Preferably, an auxiliary cleaning pipe is fixed on the front and rear sides of the dust intercepting pipe, and the side wall of the auxiliary cleaning pipe has a plurality of drainage holes communicating with the inside and outside.

Explanation: The water flow discharged from the drain hole of the auxiliary cleaning pipe can clean the inner wall of the dust intercepting pipe to avoid excessive dust and mud adsorption on the inner wall of the dust intercepting pipe.

Preferably, an isolation pressure relief mechanism is provided on the overall support plate, and the isolation pressure relief mechanism includes two second telescopic rods fixed on the right end of the overall support plate, the second telescopic rods are multi-stage electronically controlled telescopic rods, and the second telescopic rods extending along the front-rear direction, and the inner rods of the two second telescopic rods face toward the ends away from each other;

A pressure relief curtain is hung on the second telescopic rod, and there is a suspension point between each inner rod of the second telescopic rod and the pressure relief curtain;

There is a pressure relief hole on the pressure relief screen, and the pressure relief hole curtain is fixed on the pressure relief hole. Only the upper edge of the pressure relief hole screen is fixedly connected with the pressure relief screen on the upper side of the pressure relief hole. The lower edge of the curtain is fixedly provided with a counterweight rod.

Explanation: When blasting is carried out on the face of the tunnel, the curtain wall composed of multiple isolation curtains will relatively isolate the blasting area, and at the moment of blasting, the air pressure in the relatively isolated area will change rapidly and increase, which may lead to the explosion of multiple isolation curtains. The position of the curtain wall generates high-speed airflow due to the rapid change and increase of air pressure, which then lifts up a large amount of dust on the ground. The pressure relief hole in the isolation pressure relief mechanism is to balance the airflow generated by the rapid change and increase of air pressure, and to release the airflow in time. Deriving from the pressure relief hole, the pressure relief hole curtain at the pressure relief hole will temporarily seal the pressure relief hole under the gravity of the counterweight rod.

Compared with prior art, the beneficial effect of the present invention is:

1. The structure design of the present invention is reasonable, and the operation is convenient. The vehicle-mounted method is used to facilitate the movement and migration of the entire equipment, and facilitate the rapid deployment of the entire equipment by the staff;

2. In the present invention, the isolation curtain connected between multiple curtain support rods can be used to relatively isolate the blasting area in the tunnel excavation work, and the dust generated by the blasting can be quickly cleaned by using the dust filter mechanism to avoid dust in the air. Diffusion in the middle, to create a cleaner working environment for workers;

3. During the blasting process, the air pressure in the isolated area will change rapidly and increase. In the present invention, the isolated pressure relief mechanism can basically eliminate the dust formed near the equipment due to the rapid change of air pressure.

Description of drawings

Fig. 1 is the front view of the present invention;

Fig. 2 is the left view of Fig. 1;

Fig. 3 is the top view of Fig. 1;

Fig. 4 is the right view of Fig. 1;

Fig. 5 is the right side view of screen driving mechanism among the present invention;

Fig. 6 is a schematic structural view of the spray interception mechanism in the present invention;

Fig. 7 is a structural schematic diagram of the compensating exhaust ring in the present invention.

In the figure, 10-vehicle mechanism, 11-vehicle chassis, 110-drive wheel set, 12-overall support plate, 20-isolating curtain mechanism, 21-curtain support shell, 210-first fixed hinge, 211-tilt connection Groove, 22-curtain support rod, 23-isolating curtain, 24-curtain driving mechanism, 240-slide rail channel, 241-channel support block, 242-curtain driving slider, 243-rack, 244-driving gear, 30- Dust filter mechanism, 31-dust suction pipe, 32-dust collection box, 33-extractor, 34-spray interception mechanism, 341-dust interception pipe, 342-reducing pipe, 343-spray ring, 344-atomization nozzle , 345-Mud discharge pipe, 346-Mud recovery box, 347-Auxiliary cleaning pipe, 35-Space adjustment mechanism, 351-Space adjustment slide rail, 352-Space adjustment slider, 40-Isolation exhaust compensation mechanism, 41-The first 1 telescopic rod, 410-second fixed hinge, 42-compensation exhaust pipe, 43-compensation exhaust ring, 431-exhaust short pipe, 50-isolating pressure relief mechanism, 51-second telescopic rod, 52-pressure relief Curtain, 521-pressure relief hole, 522-pressure relief hole curtain, 523-counterweight bar.

Detailed ways

Below in conjunction with Fig. 1-Fig. 7 the present invention is described in detail, for the convenience of narration, now to the orientation mentioned below stipulates as follows: the up, down, left, right, front, back, front and back directions of the up, down, left, right, front and back directions mentioned below and the projection relationship of the respective main views or structural schematic diagrams themselves unanimous.

Example:

An energy-saving and environment-friendly intelligent dust suppression equipment for tunnel construction, as shown in Figure 1 and Figure 3, includes a vehicle-mounted mechanism 10, an isolation curtain mechanism 20 disposed on the vehicle-mounted mechanism 10, and a dust filter mechanism 30 disposed on the vehicle-mounted mechanism 10 ;

As shown in Figure 1, the vehicle-mounted mechanism 10 includes a vehicle-mounted chassis 11, the bottom of the vehicle-mounted chassis 11 has four groups of driving wheels 110 that can be independently driven and independently turned, and the top of the vehicle-mounted chassis 11 is fixedly provided with an overall support plate 12;

The drive wheel set 110 in the vehicle-mounted mechanism 10 is controlled and driven by remote control.

The isolation screen mechanism 20 includes a screen support housing 21 fixed on the overall support plate 12 and near the right end, a plurality of screen support rods 22 folded and fixed on the screen support housing 21 and an isolation screen 23 fixed on the screen support rods 22 ;

The curtain support housing 21 is a shell with an arc-shaped upper side and a hollow interior. The upper side of the curtain support housing 21 is fixed with a plurality of first fixed hinges 210. One end of the curtain support rod 22 is connected to the first fixed hinge 210. The rotating shaft is fixedly connected, the rotating shaft of the first fixed hinge 210 extends along the tangential direction on the upper side of the screen support housing 21, and the axis of the rotating shaft of the first fixed hinge 210 is perpendicular to the axis of the screen supporting housing 21, and the rotating shaft of the first fixed hinge 210 is formed by motor driven rotation;

An isolation screen 23 is fixed between every two adjacent screen support rods 22;

As shown in Figure 5, the curtain support rod 22 is connected with the curtain support housing 21 through the curtain driving mechanism 24. The curtain driving mechanism 24 includes a channel support block 241 fixed inside the curtain support housing 21, and the top of the channel support block 241 is an arc Shaped structure, and the circular arc on the top of the channel support block 241 is arranged concentrically with the circular arc on the upper side of the screen support housing 21, and a slide rail channel 240 is formed between the top of the channel support block 241 and the inner top of the screen support housing 21;

A screen driving slider 242 is slidably fitted in the slide rail channel 240, and a rack 243 is fixedly arranged on the top and bottom of the slide rail channel 240, and a plurality of driving gears 244 are arranged on the screen driving slider 242, and the driving gear 244 Engaged with the rack 243, the driving gear 244 is driven by the motor to rotate;

The upper side of the curtain supporting shell 21 has a tilting communication groove 211 communicating with the inside and outside. The support of the first fixed hinge 210 is fixed on the driving slider 242. out of the groove 211.

The driving gear 244 is driven to rotate by a motor through a worm gear transmission.

As shown in Figure 1, the dust filter mechanism 30 includes a dust suction pipe 31 fixed on the curtain support rod 22, a plurality of suction holes connected inside and outside are arranged on the side wall of the dust suction pipe 31, and the top of the overall support plate 12 is fixed with a The dust collection box 32 and the air extractor 33, the dust suction pipe 31 communicates with the inside of the dust collection box 32 through a pipeline, and the input end of the air extractor 33 communicates with the inside of the dust collection box 32 through a pipeline.

As shown in Figure 3, a spray interception mechanism 34 is provided between the dust suction pipe 31 and the dust collection box 32. Pipe 342, the pipe diameter of the reducing pipe 342 gradually becomes smaller from one end close to the dust intercepting pipe 341 to one end away from the dust intercepting pipe 341, and the smaller end of the reducing pipe 342 communicates with the dust suction pipe 31 through a pipe;

The dust intercepting pipe 341 is fixed with a plurality of hollow spray rings 343, the axis of the spray ring 343 is coaxial with the axis of the dust intercepting pipe 341, and the inside of the spray ring 343 and the side close to the reducing pipe 342 are provided with a plurality of atomizers. Nozzle 344;

The lower side of the dust interception pipe 341 is fixedly provided with a plurality of mud discharge pipes 345 which communicate with the inside of itself.

As shown in Figure 6, the spray ring 343 is connected on the inner sidewall of the dust interception pipe 341 by a distance adjustment mechanism 35. The distance adjustment mechanism 35 includes a distance adjustment slide rail 351 fixed on the top of the dust interception pipe 341. Extending along the axial direction parallel to the dust interception pipe 341, a plurality of spacing adjustment sliders 352 are slidingly fitted on the spacing adjustment slide rail 351, and the spacing adjustment sliders 352 are driven by a motor to move along the spacing adjustment sliding rail 351, and the spray ring 343 and The spacing adjustment sliders 352 are fixedly connected one to one.

An auxiliary cleaning pipe 347 is fixed on the front and back sides of the dust intercepting pipe 341, and the side wall of the auxiliary cleaning pipe 347 has a plurality of drain holes communicating with the inside and outside.

As shown in Figure 1, the vehicle-mounted mechanism 10 is provided with an isolated exhaust compensation mechanism 40. The isolated exhaust compensation mechanism 40 includes a first telescopic rod 41 fixed on the top of the overall support plate 12, and the first telescopic rod 41 is a multi-stage electronically controlled Telescopic rod, the outer rod of the first telescopic rod 41 is connected to the top of the overall support plate 12 through the second fixed hinge 410, and the end of the inner rod of the first telescopic rod 41 is fixedly provided with a compensation exhaust pipe 42, and the compensation exhaust pipe 42 passes through The pipeline is in communication with the output end of the air extractor 33 .

As shown in Figure 7, a hollow compensation exhaust ring 43 is fixed on the compensation exhaust pipe 42, the interior of the compensation exhaust ring 43 communicates with the interior of the compensation exhaust pipe 42, and the axis of the compensation exhaust ring 43 is connected to the compensation exhaust The axes of the pipes 42 are coaxial, and the compensating exhaust ring 43 has a plurality of short exhaust tubes 431 communicating with its interior. The axes of the short exhaust tubes 431 are arranged along the radial extension of the compensating exhaust ring 43 .

The compensation exhaust pipe 42 is connected to the inner rod end of the first telescopic rod 41 through the third fixed hinge 420, and the support of the third fixed hinge 420 is fixedly connected with the inner rod end of the first telescopic rod 41, and the compensation exhaust pipe 42 is fixedly connected with the rotating shaft of the third fixed hinge 420, and the rotating shaft of the third fixed hinge 420 is driven to rotate by the motor.

As shown in Figure 4, the overall support plate 12 is provided with an isolation pressure relief mechanism 50, the isolation pressure relief mechanism 50 includes two second telescopic rods 51 fixed on the right end of the overall support plate 12, the second telescopic rods 51 are multi-stage Electronically controlled telescopic rods, the second telescopic rods 51 extend along the front-to-back direction, and the inner rods of the two second telescopic rods 51 face toward the ends far away from each other;

A pressure relief curtain 52 is hung on the second telescopic rod 51, and there is a suspension point between each inner rod of the second telescopic rod 51 and the pressure relief curtain 52;

There is a pressure relief hole 521 on the pressure relief curtain 52, and the pressure relief hole 521 is fixedly provided with the pressure relief hole curtain 522 on the pressure relief curtain 52. The curtains 52 are fixedly connected, and the lower edge of the pressure relief hole curtain 522 is fixedly provided with a counterweight bar 523 .

In the actual application process of the present invention, the entire device is moved to a position where the center line of the tunnel is close to the face of the tunnel, and one end with the curtain supporting shell 21 faces the direction of the tunnel opening. In the initial state, a plurality of curtain support rods 22 are in a horizontal position. Extended collapsed state;

Before the blasting construction, use the motor to drive the rotating shaft of the first fixed hinge 210 to rotate, and the rotating shaft of the first fixed hinge 210 drives the screen support rod 22 to deflect, finally making the axis of the screen support rod 22 along the radial direction of the upper side of the screen support housing 21 Direction extension arrangement;

Then the drive gear 244 is driven and rotated by the motor through the worm and gear transmission. Since the drive gear 244 is meshed with the rack 243, the screen drive slider 242 is forced to move along the slide rail channel 240, and the screen drive slide block 242 moves in the slide rail channel. 240 away from each other;

The curtain driving slider 242 drives the curtain support rods 22 to move through the first fixed hinge 210, so that a plurality of curtain support rods 22 are far away from each other, and the isolation screen 23 connected between the curtain support rods 22 will be unfolded, forming a tunnel in the tunnel. An isolation curtain wall is used to form a relatively airtight space between the isolation curtain wall and the face of the tunnel;

The inner rod of the second telescopic rod 51 in the isolation pressure relief mechanism 50 stretches out to drive the pressure relief curtain 52 to unfold, thereby making the isolation and airtight performance of the isolation curtain wall better;

During blasting, a large amount of dust will be generated, and the air pressure in the relatively closed space between the isolation curtain wall and the tunnel face will rapidly change and increase, and the airflow generated by the increase in air pressure will be discharged from the pressure relief hole 521;

After the blasting, the air extractor 33 is started, and the air extractor 33 draws away the air in the dust collection box 32 so that a negative pressure is formed in the dust collection box 32, and the dust collection box 32 is connected with the dust suction pipe 31 through a pipeline again. The air filled with dust is sucked into the dust suction pipe 31 under the action of negative pressure, and the dust entering the dust suction pipe 31 is then concentrated into the dust collection box 32 through the pipe;

The dust that enters the suction pipe 31 is first processed by the spray interception mechanism 34 during the process of collecting the dust in the dust collection box 32 through the pipeline. During the flow through the variable diameter tube 342 towards the dust intercepting tube 341, due to the increase in the cross section of the variable diameter tube 342, the air flow rate will become smaller, which is beneficial to the use of water mist to settle the dust;

The air mixed with dust then passes through the dust intercepting pipe 341, and the water mist sprayed from the multiple atomizing nozzles 344 on the spray ring 343 is used to settle the dust. After the dust meets water and settles, it becomes mud and then flows into the mud through the mud discharge pipe 345 for recovery. box 346;

While starting the air extractor 33, use the inner rod of the first telescopic rod 41 to stretch out to move the compensation exhaust pipe 42 to the face of the tunnel. There is a gap between the input end of the air extractor 33 and the dust box 32. The dust filter passes the clean air discharged from the output end of the air extractor 33 into the compensation exhaust pipe 42, the air in the compensation exhaust pipe 42 is ejected from the end, and part of the air in the compensation exhaust pipe 42 enters the compensation exhaust pipe 42. In the exhaust ring 43, it is sprayed from a plurality of exhaust short pipes 431, and the air is sprayed on the face of the tunnel, forcing the air containing a large amount of dust to circulate from the face of the tunnel to the direction of the suction pipe 31, which is convenient for cleaning The air containing a lot of dust collects quickly.

Claims (10)

1. The intelligent dust settling equipment for the tunnel construction is energy-saving and environment-friendly, and is characterized by comprising a vehicle-mounted mechanism (10), an isolation curtain mechanism (20) arranged on the vehicle-mounted mechanism (10), and a dust filtering mechanism (30) arranged on the vehicle-mounted mechanism (10);

the vehicle-mounted mechanism (10) comprises a vehicle-mounted chassis (11), four groups of driving wheel groups (110) capable of being independently driven and independently turned are arranged at the bottom of the vehicle-mounted chassis (11), and a total supporting plate (12) is fixedly arranged at the top of the vehicle-mounted chassis (11);

the isolation curtain mechanism (20) comprises a curtain support shell (21) which is fixed on the overall support plate (12) and is close to the right end, a plurality of curtain support rods (22) which are folded and fixed on the curtain support shell (21) and an isolation curtain (23) which is fixed on the curtain support rods (22);

the curtain support shell (21) is a shell with an arc upper side and a hollow inner part, a plurality of first fixing hinges (210) are fixedly arranged on the upper side of the curtain support shell (21), one end of the curtain support rod (22) is fixedly connected with a rotating shaft of the first fixing hinges (210), the rotating shaft of the first fixing hinges (210) extends along the tangential direction of the upper side of the curtain support shell (21), the axis of the rotating shaft of the first fixing hinges (210) is perpendicular to the axis of the curtain support shell (21), and the rotating shaft of the first fixing hinges (210) is driven to rotate by a motor;

an isolation curtain (23) is fixed between every two adjacent curtain support rods (22);

the dust filtering mechanism (30) comprises a dust collection pipe (31) fixed on the curtain support rod (22), a plurality of dust collection holes communicated with the inside and the outside are formed in the side wall of the dust collection pipe (31), a dust collection box (32) and an air extractor (33) are fixedly arranged at the top of the overall support plate (12), the dust collection pipe (311) is communicated with the inside of the dust collection box (32) through a pipeline, and the input end of the air extractor (33) is communicated with the inside of the dust collection box (32) through a pipeline.

2. The energy-saving and environment-friendly intelligent dust settling device for tunnel construction, which is characterized in that: the vehicle-mounted mechanism (10) is provided with an isolation exhaust compensation mechanism (40), the isolation exhaust compensation mechanism (40) comprises a first telescopic rod (41) fixed at the top of the overall support plate (12), the first telescopic rod (41) is a multistage electric control telescopic rod, an outer rod of the first telescopic rod (41) is connected with the top of the overall support plate (12) through a second fixed hinge (410), a compensation exhaust pipe (42) is fixedly arranged at the end part of an inner rod of the first telescopic rod (41), and the compensation exhaust pipe (42) is connected with the output end of the air extractor (33) in a communicating manner through a pipeline.

3. The energy-saving and environment-friendly intelligent dust settling device for tunnel construction, which is characterized in that: the compensating exhaust pipe (42) is fixedly provided with a hollow compensating exhaust ring (43), the inside of the compensating exhaust ring (43) is communicated with the inside of the compensating exhaust pipe (42), the axis of the compensating exhaust ring (43) is coaxial with the axis of the compensating exhaust pipe (42), the compensating exhaust ring (43) is provided with a plurality of exhaust short pipes (431) communicated with the inside of the compensating exhaust ring, and the axis of the exhaust short pipes (431) is arranged along the radial extension of the compensating exhaust ring (43).

4. The energy-saving and environment-friendly intelligent dust settling device for tunnel construction, which is characterized in that: the compensation exhaust pipe (42) is connected with the end part of the inner rod of the first telescopic rod (41) through a third fixed hinge (420), a support of the third fixed hinge (420) is fixedly connected with the end part of the inner rod of the first telescopic rod (41), the compensation exhaust pipe (42) is fixedly connected with a rotating shaft of the third fixed hinge (420), and the rotating shaft of the third fixed hinge (420) is driven to rotate by a motor.

5. The energy-saving and environment-friendly intelligent dust settling device for tunnel construction, which is characterized in that: the curtain support rod (22) is connected with the curtain support shell (21) through a curtain drive mechanism (24), the curtain drive mechanism (24) comprises a channel support block (241) fixed inside the curtain support shell (21), the top of the channel support block (241) is of an arc-shaped structure, the arc at the top of the channel support block (241) and the arc at the upper side of the curtain support shell (21) are arranged concentrically, and a sliding rail channel (240) is formed between the top of the channel support block (241) and the inner top of the curtain support shell (21);

a curtain driving sliding block (242) is arranged in the sliding rail channel (240) in a sliding fit manner, racks (243) are fixedly arranged at the top and the bottom in the sliding rail channel (240), a plurality of driving gears (244) are arranged on the curtain driving sliding block (242) in a rotating fit manner, the driving gears (244) are connected with the racks (243) in a meshing manner, and the driving gears (244) are driven to rotate by a motor;

the curtain support shell (21) upper side has inside and outside communicating tilting communication groove (211), the support of first fixed hinge (210) is fixed on drive slider (242), first fixed hinge (210) with the one end that curtain bracing piece (22) links to each other stretches out in tilting communication groove (211).

6. The energy-saving and environment-friendly intelligent dust settling device for tunnel construction, which is characterized in that: the driving gear (244) is driven to rotate by a motor through worm and gear transmission.

7. The energy-saving and environment-friendly intelligent dust settling device for tunnel construction, which is characterized in that: a spray interception mechanism (34) is arranged between the dust collection pipe (31) and the dust collection box (32), the spray interception mechanism (34) comprises a dust interception pipe (341), one end of the dust interception pipe (341) is fixedly provided with a reducer pipe (342), the pipe diameter of the reducer pipe (342) is gradually reduced from one end close to the dust interception pipe (341) to one end far away from the dust interception pipe (341), and one end with the smaller pipe diameter of the reducer pipe (342) is communicated with the dust collection pipe (31) through a pipeline;

a plurality of hollow spray rings (343) are fixedly arranged in the dust interception tube (341), the axis of the spray rings (343) is coaxial with the axis of the dust interception tube (341), and a plurality of atomizing nozzles (344) are arranged on the inner side of the spray rings (343) and on one side close to the reducer tube (342);

the dust interception pipe (341) is fixedly provided with a plurality of mud discharge pipes (345) communicated with the inside of the dust interception pipe, the lower ends of the mud discharge pipes (345) are jointly connected and connected with a mud recovery box (346), and the mud recovery box (346) is fixed on the overall support plate (12).

8. The energy-saving and environment-friendly intelligent dust settling device for tunnel construction, which is characterized in that: the utility model discloses a dust interception pipe, including dust interception pipe (341), dust interception pipe (341) including dust interception pipe, spray ring (343), spacing adjustment mechanism (35) are in connect on the inside wall of dust interception pipe (341) through spacing adjustment mechanism (35), spacing adjustment slide rail (351) are in including fixing spacing adjustment slide rail (351) at top in dust interception pipe (341), spacing adjustment slide rail (351) are along being on a parallel with the axis direction extension of dust interception pipe (341), sliding fit is equipped with a plurality of spacing adjustment slider (352) on spacing adjustment slide rail (351), spacing adjustment slider (352) are followed by motor drive spacing adjustment slide rail (351) remove, spray ring (343) with spacing adjustment slider (352) are fixed continuous one to one.

9. The energy-saving and environment-friendly intelligent dust settling device for tunnel construction, which is characterized in that: an auxiliary cleaning pipe (347) is fixedly arranged at the front side and the rear side of the interior of the dust interception pipe (341), and a plurality of drainage holes communicated with the inside and the outside are formed in the side wall of the auxiliary cleaning pipe (347).

10. The energy-saving and environment-friendly intelligent dust settling device for tunnel construction, which is characterized in that: the device is characterized in that an isolation pressure release mechanism (50) is arranged on the overall support plate (12), the isolation pressure release mechanism (50) comprises two second telescopic rods (51) fixed at the right end of the overall support plate (12), the second telescopic rods (51) are multi-stage electric control telescopic rods, the second telescopic rods (51) extend along the front-back direction, and the inner rods of the two second telescopic rods (51) face towards one ends far away from each other;

a pressure relief curtain (52) is hung on the second telescopic rod (51), and a hanging point is arranged between each inner rod of the second telescopic rod (51) and the pressure relief curtain (52);

the pressure relief curtain (52) is provided with a pressure relief hole (521), the pressure relief curtain (52) is fixedly provided with a pressure relief Kong Mubu (522) at the pressure relief hole (521), the pressure relief Kong Mubu (522) is fixedly connected with the pressure relief curtain (52) at the upper side of the pressure relief hole (521) only at the upper edge, and the lower edge of the pressure relief Kong Mubu (522) is fixedly provided with a counterweight rod (523).

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