CN115875066A - A method and equipment for dust removal in tunnel construction - Google Patents

Abstract

The present invention relates to the technical field of dust collectors, in particular to a dust removal method and equipment for tunnel construction, including a support base plate, four corners of which are fixedly mounted on the top of the support base plate, and a first hydraulic cylinder is fixedly installed at both ends of the top of the support base plate , a docking mechanism is fixedly installed on the top of the first hydraulic cylinder, the docking mechanism includes a pusher and a support member, the pusher is slidably installed on the left side of the support member, and the pusher includes a first push plate, a second cleaning plate, a connecting rod , a rotating rod, a rotating disc, a feather key and the first gear, the first push plate is fixedly installed on the top of the second cleaning plate, the second cleaning plate is rotatably installed on the top of the connecting rod, and the connecting rod is rotatably installed on the top of the rotating rod On the top, the turning rod is rotatably mounted on the top of the rotating disc, and the feather key is equidistantly fixedly mounted on the left bottom of the first push plate and the second cleaning plate. Through the arrangement of the docking mechanism, the purpose of preventing the gravel from blocking the absorption port and guiding the gravel into conveyance is achieved.

Description

A method and equipment for dust removal in tunnel construction

technical field

The invention relates to the technical field of dust removal equipment, in particular to a dust removal method and equipment for tunnel construction.

Background technique

Dust removal equipment is used in places with a lot of dust. Through the setting of dust removal equipment, the dust can be absorbed and transferred in a concentrated manner, so that excessive dust in this area can be avoided, and the cleanliness of the working area can be improved, which is convenient for the staff to carry out construction.

The Chinese Patent Publication No. CN213942523U discloses a dust removal device for tunnel construction, which belongs to the technical field of tunnel construction engineering. The dust removal device for tunnel construction includes a main box, a water booster pump, an air suction pump, a dust collection filter box, a first motor, a turntable, a cylinder, a support frame, a dust suction part, a second motor, a spray part and a spray head.

However, when the above-mentioned dust collector is in use, a lot of crushed stones will fall downward when constructing the top of the tunnel, and the inside of the dust collector lacks the blocking and guiding components for the crushed stones, so that the crushed stones When it falls down, it will accumulate on the suction port of the device, which will affect the absorption efficiency of the dust collector. Therefore, a kind of equipment is needed to improve it to solve the above problems.

Contents of the invention

Aiming at the problems in the prior art, the invention provides a dust removal method and equipment for tunnel construction.

The technical solution adopted by the present invention to solve the technical problem is: a tunnel construction dust removal method and equipment, including a support base plate, the four corners of the top of the support base plate are fixedly installed with spacer columns, and the top two ends of the support base plate are fixedly installed There is a first hydraulic cylinder, and a docking mechanism is fixedly installed on the top of the first hydraulic cylinder, and the docking mechanism includes a pushing device and a supporting part, and the pushing device is slidably installed on the left side of the supporting part, and the pushing device Including a first push plate, a second cleaning plate, a connecting rod, a rotating rod, a rotating disk, a feather key and a first gear, the first pushing plate is fixedly installed on the top of the second cleaning plate, and the second cleaning plate Rotation is installed on the top of the connecting rod, the connection rod is rotatable on the top of the rotating rod, the rotating rod is rotatable on the top of the rotating disk, and the feather key is equidistantly fixed and installed on the first push plate and the second push plate. The bottom end of the left side of the second cleaning plate, the rotating disk is fixedly installed on the top of the first gear.

Specifically, the supporting part includes a partition device, a guide member and a contact device, the guide member is fixedly mounted on the bottom of the front end of the partition device, and the contact device is fixedly mounted on the outer ring of the top end of the partition device.

Specifically, the partition device includes a first guide plate, a first filter screen, a first guide bracket, a second guide bracket and a support chassis, and the first guide plate is fixedly installed on the top right side of the support chassis, so The first filter screen is fixedly installed at the center of the top of the support chassis, the first guide bracket and the second guide bracket are equidistantly fixedly installed on the left top of the support chassis, and the second guide bracket is located on the first below the guide bracket.

Specifically, the receiving device includes a receiving device, a second gear, a transmission toothed belt, a third gear, a fourth gear, a vacuum cleaner base, a vacuum cleaner housing, a second filter screen, rotating fan blades and a second guide plate, the vacuum cleaner The shell is fixedly mounted on the top of the vacuum cleaner base, the second filter screen is fixedly mounted on the top of the vacuum cleaner shell, the second guide plate is fixedly mounted on the right side of the vacuum cleaner shell, and the receiving device is fixedly mounted on the vacuum cleaner base On the front end of the rotating blade, the rotating fan blade is fixedly installed on the inner bottom end of the vacuum cleaner base, the second gear is fixedly installed on the bottom end of the rotating fan blade, and the transmission toothed belt is engaged with the outer ring of the second gear, so The third gear meshes with the inner end of the transmission toothed belt away from the second gear, and the fourth gear is fixedly installed at the top center of the third gear.

Specifically, the receiving device includes a guide tube, a supporting front frame, a communication cavity, a limit guide rail, a bottom plate and a limit bolt, the guide tube is equidistantly fixedly installed on the front end of the communication cavity, and the support front frame Installed on the top of the front end of the Unicom cavity, the limit bolt penetrates through the supporting front frame and is rotatably installed on the bottom of the front end of the Unicom cavity, the bottom plate is threaded on the limit bolt, and the limit guide rail penetrates the bottom plate and is fixedly installed on the bottom of the front end of the Unicom cavity Support the rear end of the front frame.

Specifically, the contact device includes a contact piece, a return spring and a support cavity, the contact piece is fixedly mounted on the top end of the return spring, and the return spring is fixedly mounted on the inner bottom end of the support cavity.

Specifically, the sliding key is slidably inserted into the inside of the first guide bracket and the second guide bracket, and the first push plate and the second cleaning plate are slidably inserted into the inside of the first filter screen and the inside of the second filter screen. On the top end, the first gear is rotatably installed on the right side of the support chassis, the vacuum cleaner base is fixedly installed on the inner bottom of the support chassis, the vacuum cleaner shell meshes with the first gear, and the communication cavity is fixed Installed on the front end of the base of the vacuum cleaner, the top of the rear end of the limiting guide rail is fixedly installed on the bottom of the base of the vacuum cleaner, and the supporting cavity is fixedly installed on the top of the outer ring of the first filter screen.

Specifically, slide grooves are provided inside the top ends of the first guide bracket and the second guide bracket, and docking holes that are compatible with the second cleaning plate are provided inside the two ends of the first filter screen. Both the top surfaces of the guide plate and the first guide plate are set on a slope of 45°, the inner bottom of the base of the vacuum cleaner is set on a slope of 45°, the interior of the connecting cavity is set in a hollow state, and the connecting cavity, The base of the vacuum cleaner communicates with the guide pipe.

Specifically, the support base plate includes a second hydraulic cylinder and a limit nail, the second hydraulic cylinder is fixedly installed on the front end and the rear end of the support base plate, and the limit nail is fixedly installed on the bottom end of the second hydraulic cylinder .

A dust removal method for tunnel construction dust removal equipment, which comprises the following steps:

S1. First of all, the device can be flexibly moved to the designated working area through the rolling wheels installed at the bottom of both ends of the support base plate. At the same time, the first hydraulic cylinder can be activated to drive the docking mechanism to move up and down as a whole, so that it can adapt to different High dust removal work;

S2. Later, when the contact piece is in contact with the top surface of the tunnel, it can prevent the debris from splashing when the workers operate on the top of the tunnel. At the same time, when the debris moves along the inside of the contact piece and falls to the first filter At the top of the net, it can prevent the larger debris from falling down. At the same time, the second filter screen is installed on the top of the rotating fan blade, so that the work of separating the debris can be refined again, and the rotation of the rotating fan blade can be improved. fluency;

S3. Finally, when the rotating fan blade is rotating, it can drive the fourth gear and the first gear to rotate at the same time, so that the rotating disc can drive the first push plate and the second cleaning plate inside the first filter screen and the second filter screen The reciprocating movement on the top of the first filter screen and the second filter screen can prevent debris from accumulating and clogging on the top of the first filter screen and the second filter screen, and improve the dust collection efficiency of the rotating fan blades.

Beneficial effects of the present invention:

One, the present invention is provided through the combination of the partition device and the guide member. When the gravel falls downward, it can be directly attached to the top of the first filter screen, so that larger gravel can be prevented from falling downward again, and at the same time , the second filter screen is located on the top of the rotating fan blade, so that the gravel can be prevented from contacting the rotating fan blade, and at the same time, the mesh number of the first filter screen is smaller than that of the second filter screen, so that it can separate larger At the same time, the base of the vacuum cleaner communicates with the interior of the Unicom cavity, so that the dust can be guided and transmitted, and the efficiency of the rotating fan blades in absorbing dust can be improved.

Two, the present invention can drive the second gear, the transmission toothed belt, the third gear, the fourth gear and the first gear to rotate at the same time by turning the fan blades when starting through the setting of the pushing device, and the fourth gear and the first gear The transmission ratio is 1:80, which can prevent the first gear from rotating too fast. At the same time, when the first gear is rotating, it can also drive the rotating disc to rotate. When the rotating disc is rotating, it can drive the rotating rod to rotate. As a result, the connecting rod can drive the first push plate and the second cleaning plate to move on the tops of the first filter screen and the second filter screen, so that the gravel accumulated on the tops of the first filter screen and the second filter screen can be pushed. When the first push plate and the second cleaning plate move to the limit position on the top of the first filter screen and the second filter screen, the crushed stone can be pushed to the inside of the first guide plate and the second guide plate, and the crushed stone is completed. Guidance work.

Description of drawings

The present invention will be further described below in conjunction with the accompanying drawings and embodiments.

Fig. 1 is a schematic diagram of the stereoscopic structure of the front perspective of the main body in the present invention;

Fig. 2 is a schematic diagram of the front perspective perspective structure of the docking mechanism in the present invention;

Fig. 3 is a schematic structural view of the forward perspective of the pushing device in the present invention;

Fig. 4 is a schematic view of the three-dimensional structure of the bottom end viewing angle of the pushing device in the present invention;

Fig. 5 is a schematic diagram of a front perspective perspective structure of a support member in the present invention;

Fig. 6 is a schematic structural view of the front view of the partition device in the present invention;

Fig. 7 is a schematic diagram of a front perspective perspective structure of a guide member in the present invention;

FIG. 8 is a schematic diagram of a perspective view of a bottom end perspective of a receiving device in the present invention;

Fig. 9 is a schematic diagram of the stereoscopic structure of the contact device in the present invention from a front perspective;

FIG. 10 is a perspective view of the perspective structure of the second embodiment of the support base in the present invention.

In the figure: 1-docking mechanism, 2-first hydraulic cylinder, 3-support base plate, 4-limiting column, 5-push device, 6-support component, 7-first push plate, 8-second cleaning plate, 9-connecting rod, 10-rotating rod, 11-rotating disc, 12-female key, 13-first gear, 14-divider, 15-guiding member, 16-contact device, 17-first guide plate, 18- The first filter screen, 19-first guide bracket, 20-second guide bracket, 21-support chassis, 22-receiving device, 23-second gear, 24-transmission toothed belt, 25-third gear, 26- Fourth gear, 27-vacuum cleaner base, 28-vacuum cleaner shell, 29-second filter screen, 30-rotating fan blade, 31-second guide plate, 32-guiding pipe, 33-supporting front frame, 34-communication cavity , 35-limit guide rail, 36-base plate, 37-limit bolt, 38-contact piece, 39-return spring, 40-support cavity, 41-second hydraulic cylinder, 42-limit nail.

Detailed ways

In order to enable those skilled in the art to better understand the solution of the present application, the technical solution in the embodiment of the application will be clearly and completely described below in conjunction with the accompanying drawings in the embodiment of the application. Obviously, the described embodiment is only It is an embodiment of a part of the application, but not all of the embodiments. Based on the embodiments in this application, all other embodiments obtained by persons of ordinary skill in the art without creative efforts shall fall within the scope of protection of this application.

It should be noted that the terms "first" and "second" in the description and claims of the present application and the above drawings are used to distinguish similar objects, but not necessarily used to describe a specific sequence or sequence. It should be understood that the data so used may be interchanged under appropriate circumstances for the embodiments of the application described herein. Furthermore, the terms "comprising" and "having", as well as any variations thereof, are intended to cover a non-exclusive inclusion, for example, a process, method, system, product or device comprising a sequence of steps or elements is not necessarily limited to the expressly listed instead, may include other steps or elements not explicitly listed or inherent to the process, method, product or apparatus.

The present invention will be further described below in conjunction with the accompanying drawings.

Example 1

As shown in Fig. 1, Fig. 2, Fig. 3 and Fig. 4, a kind of tunnel construction dedusting method and equipment of the present invention include a supporting base plate 3, four corners of which are fixedly installed on the top of the supporting base plate 3, and a spacer column 4 is fixedly installed on the top of the supporting base plate 3. The first hydraulic cylinder 2 is fixedly installed at both ends of the top, and the docking mechanism 1 is fixedly installed on the top of the first hydraulic cylinder 2. The docking mechanism 1 includes a pushing device 5 and a supporting part 6, and the pushing device 5 is slidably installed on the left side of the supporting part 6. On the side, the pushing device 5 includes a first push plate 7, a second cleaning plate 8, a connecting rod 9, a rotating rod 10, a rotating disc 11, a sliding key 12 and a first gear 13, and the first push plate 7 is fixedly installed on the second On the top of the cleaning plate 8, the second cleaning plate 8 is rotatably mounted on the top of the connecting rod 9, and the connecting rod 9 is rotatably mounted on the top of the rotating rod 10, and the rotating rod 10 is rotatably mounted on the top of the rotating disk 11, and the sliding key 12 are equidistantly fixedly installed on the left bottom ends of the first push plate 7 and the second cleaning plate 8, and the rotating disc 11 is fixedly installed on the top end of the first gear 13.

As shown in Figure 5, the support member 6 includes a spacer 14, a guide member 15 and a contact device 16, the guide member 15 is fixedly mounted on the bottom of the front end of the spacer 14, and the contact device 16 is fixedly mounted on the top outer ring of the spacer 14, which can support contact The device 16 is the first to make contact with the top of the tunnel.

As shown in Figure 6, the partition device 14 includes a first guide plate 17, a first filter screen 18, a first guide bracket 19, a second guide bracket 20 and a support chassis 21, and the first guide plate 17 is fixedly installed on the support chassis 21. On the top right side, the first filter screen 18 is fixedly mounted on the top center of the support chassis 21, the first guide bracket 19 and the second guide bracket 20 are equidistantly fixedly installed on the left top of the support chassis 21, and the second guide The bracket 20 is located below the first guide bracket 19 , and is vertically aligned with the first screen 18 through the first guide plate 17 , so that the accuracy of gravel moving from the first screen 18 to the inside of the first guide plate 17 can be improved.

As shown in Figure 7, the receiving device 22 includes a receiving device 22, a second gear 23, a transmission toothed belt 24, a third gear 25, a fourth gear 26, a vacuum cleaner base 27, a vacuum cleaner housing 28, a second filter screen 29, and a rotating fan blade 30 And the second guide plate 31, the vacuum cleaner housing 28 is fixedly installed on the top of the vacuum cleaner base 27, the second filter screen 29 is fixedly installed on the top of the vacuum cleaner housing 28, and the second guide plate 31 is fixedly installed on the right side of the vacuum cleaner housing 28 , the receiving device 22 is fixedly installed on the front end of the vacuum cleaner base 27, the rotating fan blade 30 is fixedly installed on the inner bottom end of the vacuum cleaner base 27, the second gear 23 is fixedly installed on the bottom end of the rotating fan blade 30, and the transmission toothed belt 24 meshes with the On the outer ring of the second gear 23, the third gear 25 meshes with the inner end of the transmission toothed belt 24 away from the second gear 23, and the fourth gear 26 is fixedly installed on the top center of the third gear 25, and rotates through the rotation of the fan blade 30. The vacuum cleaner base 27 is fixedly connected with the second gear 23, so that the rotating fan blade 30 can drive the second gear 23, the transmission toothed belt 24, the third gear 25 and the fourth gear 26 to rotate simultaneously.

As shown in Figure 8, the receiving device 22 includes a guide tube 32, a supporting front frame 33, a communication cavity 34, a limit guide rail 35, a bottom plate 36 and a limit bolt 37, and the guide tube 32 is equidistantly fixedly installed on the front end of the communication cavity 34 , the supporting front frame 33 is installed on the top of the front end of the Unicom cavity 34, the limit bolt 37 runs through the support front frame 33 and is installed on the bottom of the front end of the Unicom cavity 34, the bottom plate 36 is threaded on the limit bolt 37, and the limit guide rail 35 runs through the base plate 36 and is fixedly installed on the rear end of the supporting front frame 33, and the inner two ends of the base plate 36 are provided with docking grooves compatible with the limit guide rail 35, so that the base plate 36 can be allowed to move on the limit guide rail 35.

As shown in Figure 9, the contact device 16 includes a contact piece 38, a return spring 39 and a support cavity 40, the contact piece 38 is fixedly installed on the top of the return spring 39, and the return spring 39 is fixedly installed on the inner bottom of the support cavity 40, through The limit distance for the contact piece 38 to move inside the support cavity 40 does not exceed the inside of the support cavity 40 , so that the contact piece 38 can be prevented from falling off.

The sliding key 12 is slidably inserted in the inside of the first guide bracket 19 and the second guide bracket 20, and the first push plate 7 and the second cleaning plate 8 are slidably inserted in the inside of the first filter screen 18 and the inside of the second filter screen 29. On the top, the first gear 13 is rotatably mounted on the right side of the support chassis 21, the vacuum cleaner base 27 is fixedly installed on the inner bottom of the support chassis 21, the vacuum cleaner shell 28 meshes with the first gear 13, and the communication cavity 34 is fixed and installed On the front end of the vacuum cleaner base 27, the rear end top of the limit guide rail 35 is fixedly installed on the bottom end of the vacuum cleaner base 27, and the supporting cavity 40 is fixedly installed on the top of the outer ring of the first filter screen 18, which can support the supporting cavity 40 Conduct oriented contact work.

The inside of the top of the first guide bracket 19 and the second guide bracket 20 is provided with a chute, and the inside of both ends of the first filter screen 18 is provided with a docking hole suitable for the second cleaning plate 8, the second guide plate 31 and the second cleaning plate 8. The top surface of a guide plate 17 is set on a 45° slope, the inner bottom of the vacuum cleaner base 27 is set on a 45° slope, and the interior of the Unicom cavity 34 is set in a hollow state, and the Unicom cavity 34, the vacuum cleaner base 27 and the guide tube 32 communicate with each other, and the dust can be discharged outwards by the guide pipe 32.

A dust removal method for tunnel construction dust removal equipment, which comprises the following steps:

S1. Firstly, the device can be flexibly moved to the designated working area through the rolling wheels installed at the bottom of both ends of the support base plate 3. At the same time, the first hydraulic cylinder 2 can be activated to drive the docking mechanism 1 to move up and down as a whole, so that Can adapt to different heights of dust removal work;

S2, after that, when the contact piece 38 is in contact with the top surface of the tunnel, it can prevent the workers from splashing debris when operating the tunnel top. At the same time, when the debris moves along the inside of the contact piece 38 and falls to the first When the top of a filter screen 18 can prevent larger debris from falling downwards, at the same time, the second filter screen 29 is arranged on the top of the rotating fan blade 30, so that the work of separating the debris can be refined again, and the The smoothness of rotation of the rotating fan blade 30;

S3. Finally, when the rotating fan blade 30 is rotating, it can drive the fourth gear 26 and the first gear 13 to rotate simultaneously, so that the rotating disc 11 can drive the first push plate 7 and the second cleaning plate 8 on the first filter screen 18 The reciprocating movement on the inside of the inside and the top of the second filter screen 29 can prevent debris from accumulating and clogging on the top of the first filter screen 18 and the second filter screen 29, and improve the efficiency of the rotating fan blade 30 for dust suction.

The working principle of Embodiment 1 is as follows: when in use, the device can be moved to the corresponding working area through equidistant installation of rolling wheels on the bottom end of the support base plate 3, and then the first hydraulic cylinder 2 is activated to drive the docking mechanism 1 rise as a whole, slide and insert on the bottom end of the support chassis 21 through the limit column 4, so that the support chassis 21 can be guaranteed to rise in a straight line, and the contact piece 38 can be driven to rise as the support chassis 21 moves upward continuously, When the contact piece 38 rises to contact with the top of the tunnel, then the first hydraulic cylinder 2 is closed, so that the contact piece 38 can contact with the top of the tunnel, and is equidistantly arranged outside the top of the first filter screen 18 by the supporting cavity 40 circle, so that the contact piece 38 can be in contact with the tunnel surface with different concave and convex respectively, and prevents the gravel from splashing around. drop down to the top of the first filter screen 18, meanwhile, the rotating fan blade 30 can be started to absorb the dust during work, and when the gravel falls to the top of the first filter screen 18, it can isolate more Large gravels fall downwards, meanwhile, the second filter screen 29 is arranged on the top of the vacuum cleaner housing 28, so that the gravels can be isolated from falling into contact with the rotating fan blades 30, and the service life of the rotating fan blades 30 is improved, and at the same time , the number of meshes passing through the first filter screen 18 is smaller than that of the second filter screen 29, so that crushed stones of different sizes can be isolated and fall downwards. When the top surface of the fan blade 30 rotates, the second gear 23 can be driven to rotate, and when the second gear 23 rotates, the transmission tooth belt 24 can drive the third gear 25 and the fourth gear 26 to rotate simultaneously, so that The fourth gear 26 can drive the first gear 13 to rotate, causing the first gear 13 to drive the rotating disk 11 to rotate. When the rotating disk 11 rotates, it can drive the rotating rod 10 to rotate, and when the rotating rod 10 rotates, it can drive the connecting rod 9, The first push plate 7 and the second cleaning plate 8 move back and forth, and the bottom ends of the first push plate 7 and the second cleaning plate 8 contact with the tops of the first filter screen 18 and the second filter screen 29 respectively, so that the first push plate Plate 7 and the second cleaning plate 8 can push the gravel on the top of the first filter screen 18 and the second filter screen 29, and when the first push plate 7 and the second cleaning plate 8 move to the extreme position, the The gravel on the top of a filter screen 18 and the second filter screen 29 is pushed to the top of the first guide plate 17 and the second guide plate 31, and the top of the first guide plate 17 and the second guide plate 31 is 45 ° of slope Arranged so that it can prevent gravel from accumulating on the top of the first filter screen 18 and the second guide plate 31, and complete the guided delivery of the gravel. When the first filter screen 18 and the second guide plate 31 tops are emptied, the Improve the absorption efficiency of the rotating fan blade 30. When the dust is absorbed into the interior of the vacuum cleaner housing 28 by the rotating fan blade 30, the particulate dust will fall to the inside of the vacuum cleaner base 27, and the inner bottom of the vacuum cleaner base 27 will be as high as The low 45° slope is set, and the communication cavity 34 communicates with the vacuum cleaner base 27, so that dust particles accumulate at the inner bottom of the communication cavity 34. At this time, the limit bolt 37 can be screwed outward, so that the bottom plate can be driven 36 moves to the front end until the bottom of base plate 36 and Unicom chamber 34 are misaligned, causing the dust particles at the bottom end of Unicom chamber 34 to be discharged, improving the efficiency of guide pipe 32 when transporting dust, and completing the work. While the second cleaning plate 8 is moving, the slide key 12 moves in the chute inside the top of the first guide bracket 19 and the second guide bracket 20, so that the first push plate 7 and the second cleaning plate 8 can be guaranteed to move in a straight line , at the same time, the base plate 36 slides on the limit guide rail 35 to support the base plate 36 to move along a straight line while preventing the base plate 36 from falling. When the device is in use, there is a gap between the contact pieces 38, so that it is convenient for the user The operating equipment runs through the contact sheet 38 and contacts the top of the tunnel to complete the work.

Example 2

On the basis of Embodiment 1, as shown in Figure 10, the support base plate 3 includes a second hydraulic cylinder 41 and a limit nail 42, the second hydraulic cylinder 41 is fixedly installed on the front and rear ends of the support base plate 3, and the limit pin 42 is fixedly installed on the bottom of the second hydraulic cylinder 41.

When implementing this embodiment, when the support base plate 3 moves to the designated working area, the second hydraulic cylinder 41 can be activated to drive the stop nail 42 to move downward until the stop nail 42 penetrates under the tunnel ground, thereby The support stability of the support base plate 3 can be improved.

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

Claims (10)

1. The utility model provides a tunnel construction dust collecting equipment, includes supporting baseplate (3), four corners fixed mounting has spacing post (4) on the top of supporting baseplate (3), the top both ends fixed mounting of supporting baseplate (3) has first hydraulic cylinder (2), fixed mounting has docking mechanism (1), its characterized in that on the top of first hydraulic cylinder (2): docking mechanism (1) includes pusher (5) and support component (6), pusher (5) slidable mounting is on the left side of support component (6), pusher (5) include first push pedal (7), the clean board of second (8), connecting rod (9), dwang (10), rolling disc (11), sliding key (12) and first gear (13), first push pedal (7) fixed mounting is on the top of the clean board of second (8), the clean board of second (8) rotates and installs on the top of connecting rod (9), connecting rod (9) rotate and install on the top of dwang (10), dwang (10) rotate and install on the top of rolling disc (11), sliding key (12) equidistance fixed mounting is in the bottom left side of the clean board of first push pedal (7) and second (8), rolling disc (11) fixed mounting is on the top of first gear (13).

2. The tunnel construction dust removing apparatus according to claim 1, wherein: the supporting part (6) comprises a separating device (14), a guide member (15) and a contact device (16), the guide member (15) is fixedly arranged at the bottom of the front end of the separating device (14), and the contact device (16) is fixedly arranged at the outer ring of the top end of the separating device (14).

3. The dust removing apparatus for tunnel construction according to claim 2, wherein: separator (14) include first deflector (17), first filter screen (18), first guide bracket (19), second guide bracket (20) and support chassis (21), first deflector (17) fixed mounting is on the right side top of supporting chassis (21), first filter screen (18) fixed mounting is at the top center of supporting chassis (21), first guide bracket (19) and second guide bracket (20) equidistance fixed mounting are on the left side top of supporting chassis (21), just second guide bracket (20) are located the below of first guide bracket (19).

4. The dust removing apparatus for tunnel construction according to claim 3, wherein: receiving arrangement (22) includes receiving arrangement (22), second gear (23), transmission cingulum (24), third gear (25), fourth gear (26), dust catcher base (27), dust catcher shell (28), second filter screen (29), rotation flabellum (30) and second deflector (31), dust catcher shell (28) fixed mounting is on the top of dust catcher base (27), second filter screen (29) fixed mounting is on the top of dust catcher shell (28), second deflector (31) fixed mounting is on the right side of dust catcher shell (28), receiving arrangement (22) fixed mounting is on the front end of dust catcher base (27), rotate flabellum (30) fixed mounting in the inside bottom of dust catcher base (27), second gear (23) fixed mounting is in the bottom of rotating flabellum (30), transmission cingulum (24) meshing is on the outer lane of second gear (23), third gear (25) meshing is kept away from the inside one end of second gear (23) and is installed at the top of fourth gear (26).

5. The dust removing apparatus for tunnel construction according to claim 4, wherein: receiving arrangement (22) include stand pipe (32), support front truck (33), UNICOM cavity (34), limit guide (35), bottom plate (36) and limit bolt (37), stand pipe (32) equidistance fixed mounting is on the front end of UNICOM cavity (34), support front truck (33) and install the front end top at UNICOM cavity (34), limit bolt (37) run through support front truck (33) and rotate the front end bottom of installing in UNICOM cavity (34), bottom plate (36) screw thread cup joints on limit bolt (37), limit guide (35) run through bottom plate (36) fixed mounting on the rear end that supports front truck (33).

6. The dust removing apparatus for tunnel construction according to claim 5, wherein: the contact device (16) comprises a contact piece (38), a return spring (39) and a supporting cavity (40), the contact piece (38) is fixedly installed on the top end of the return spring (39), and the return spring (39) is fixedly installed at the bottom end of the inside of the supporting cavity (40).

7. The dust removing apparatus for tunnel construction according to claim 6, wherein: the utility model discloses a dust collector, including first guide bracket (19) and second guide bracket (20), feather key (12) slip grafting is in the inside of first guide bracket (19) and second guide bracket (20), first push pedal (7) and second cleaning plate (8) slip grafting are on the top of the inside of first filter screen (18) and second filter screen (29), first gear (13) rotate to be installed on the right side of supporting chassis (21), dust catcher base (27) fixed mounting is in the inside bottom of supporting chassis (21), dust catcher shell (28) and first gear (13) meshing, UNICOM's cavity (34) fixed mounting is on the front end of dust catcher base (27), the rear end top fixed mounting of spacing guide rail (35) is in the bottom of dust catcher base (27), support cavity (40) fixed mounting is on the outer lane top of first filter screen (18).

8. The dust removing apparatus for tunnel construction according to claim 7, wherein: the inside spout of having seted up in the top of first guide bracket (19) and second guide bracket (20), the both ends of first filter screen (18) are inside to be seted up with the butt joint hole of second cleaning sheet (8) looks adaptation, the top surface of second deflector (31) and first deflector (17) all is 45 slope settings, the inside bottom of dust catcher base (27) is 45 slope settings, the inside of UNICOM cavity (34) is the hollow state setting, just intercommunication between UNICOM cavity (34), dust catcher base (27) and stand pipe (32).

9. The dust removing apparatus for tunnel construction according to claim 8, wherein: the supporting base plate (3) comprises a second hydraulic cylinder (41) and a limit pin (42), the second hydraulic cylinder (41) is fixedly installed at the front end and the rear end of the supporting base plate (3), and the limit pin (42) is fixedly installed at the bottom end of the second hydraulic cylinder (41).

10. A dust removing method of a dust removing apparatus for tunnel construction, which adopts the dust removing apparatus for tunnel construction as claimed in any one of claims 1 to 8, characterized in that it comprises the steps of:

s1, firstly, rolling wheels are installed at the bottoms of two ends of a supporting bottom plate (3), the device can be flexibly moved to a designated working area, and meanwhile, a first hydraulic cylinder (2) can be started to drive a docking mechanism (1) to integrally move up and down, so that the device can adapt to dust removal work at different heights;

s2, when the contact piece (38) is in contact with the top end surface of the tunnel, the phenomenon that the crushed slag splashes when a worker operates the top end of the tunnel can be prevented, meanwhile, when the crushed slag moves along the inside of the contact piece (38) and drops to the top end of the first filter screen (18), the larger crushed slag can be prevented from dropping downwards, and meanwhile, the second filter screen (29) is arranged on the top end of the rotating fan blade (30), so that the work of refining and separating the crushed slag can be performed again, and the rotating smoothness of the rotating fan blade (30) is improved;

s3, finally, when the rotating fan blades (30) rotate, the fourth gear (26) and the first gear (13) can be driven to rotate simultaneously, the rotating disc (11) can drive the first push plate (7) and the second cleaning plate (8) to move back and forth on the inside of the first filter screen (18) and the top end of the second filter screen (29), the phenomenon of blockage due to accumulation of broken slag on the top ends of the first filter screen (18) and the second filter screen (29) can be prevented, and the dust collection efficiency of the rotating fan blades (30) is improved.

Images