CN210264708U - Dust removing device of heading machine - Google Patents

Abstract

The utility model discloses a dust suppression device of development machine, including cutting the head body and double suction head fan, cut head body rear end fixedly connected with loose axle, and loose axle swing joint has the installation casing, installation casing outside fixedly connected with suction hood, and suction hood front end fixedly connected with wind scooper, the inside fixedly connected with dust absorption of wind scooper leaks the net, the inside fixedly connected with dust exhaust pipe of suction hood, and the dust exhaust pipe rear end passes the suction hood inboard and extends to the suction hood rear end, dust exhaust pipe and double suction head fan inlet scoop fixed connection, and double suction head fan air outlet fixedly connected with dust collection box. This entry driving machine dust suppression device prevents that the dust from scattering and leading to, makes the entry driving machine keep good visibility at the in-process of digging always, makes whole good tunnelling work that can carry out, can prevent simultaneously that coal ash from sheltering from the sight, and prevents that coal ash from producing the injury to the staff, has increased holistic practicality.

Description

Dust removing device of heading machine

Technical Field

The utility model relates to a entry driving machine technical field specifically is a dust suppression device of entry driving machine.

Background

The development machine is used for cutting a tunnel on a flat ground, currently, China has become the biggest development base and application market of the development machine in the world, and the development of the development machine in China is rapid along with the high-speed growth of construction works such as urban road traffic, railways, roads, water conservancy, municipal engineering and the like in China.

However, the existing heading machine often generates a large amount of coal ash in the excavation process, so that workers cannot see the cutting condition clearly, the working process of the heading machine is increased, the operator is easily injured by the dispersed coal ash in the air, and the practicability of the device is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dust suppression device of entry driving machine to propose current entry driving machine in solving above-mentioned background art, can produce a large amount of coal ashes often in the in-process of digging, make the staff can't see clearly the circumstances of cut, increased the work progress of entry driving machine, and a large amount of coal ashes dispersion causes the injury to operating personnel's health easily in the air, has reduced the problem of device practicality.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a entry driving machine dust suppression device, includes cuts the head body and double suction head fan, cut head body rear end fixedly connected with loose axle, and loose axle swing joint has the installation casing, installation casing outside fixedly connected with suction hood, and suction hood front end fixedly connected with wind scooper, the inside fixedly connected with dust absorption of wind scooper leaks the net, the inside fixedly connected with dust exhaust pipe of suction hood, and the dust exhaust pipe rear end passes the suction hood inboard and extends to the suction hood rear end, dust exhaust pipe and double suction head fan inlet scoop fixed connection, and double suction head fan air outlet fixedly connected with dust collection box.

Preferably, the wind scooper is of a funnel-shaped structure with the diameter decreasing from front to back, the dust collection leakage net on the inner side of the wind scooper is installed in an inclined mode, the dust collection leakage net is of a concave structure from outside to inside, the diameter of the dust collection cover at the rear end of the wind scooper is larger than that of the installation shell, and the dust collection cover is overlapped with the circle center of the cutting head body.

Preferably, the dust exhaust pipe has two sets of about the horizontal central line symmetric distribution of suction hood, and the suction hood inboard is laminated with installation casing outer wall each other, two suction head fans are for taking two sets of inlet scoop structures, the dust exhaust pipe respectively with two sets of inlet scoop interconnect of two suction head fans.

Preferably, the dust collection box is fixedly connected with a slide rail inside, the upper end of the slide rail is movably connected with a slide bar, the upper end of the slide bar is fixedly connected with a connecting plate, the outer side of the connecting plate is fixedly connected with a box door, and the box door is movably connected with the dust collection box through the slide rail and the slide bar.

Preferably, the upper end of the connecting plate is detachably connected with a coal ash collecting frame, and the length and the width of the coal ash collecting frame are smaller than those of the connecting plate.

Preferably, chamber door one end fixedly connected with sealing strip, and chamber door other end fixedly connected with handle, the seal groove has been seted up to the dust collection box inboard, and seal groove and sealing strip looks adaptation.

Compared with the prior art, the beneficial effects of the utility model are that: this entry driving machine dust suppression device, through will cutting the truncated installation casing outside at the entry driving machine and increase the suction hood, and use the dust exhaust pipe to connect suction hood and double suction head fan, thereby make the double suction head fan can absorb the coal ash that the suction hood front end produced, and discharge into the dust collection incasement portion through double suction head fan and collect, prevent that the dust from scattering all the round and leading to, make the entry driving machine keep good visibility at the in-process of excavating always, make whole can carry out good tunnelling work, the dust collection case can carry out secondary collection to coal ash simultaneously, prevent that coal ash from discharging to the rear end and forming secondary pollution, the device can prevent that coal ash from sheltering from the sight, and prevent that coal ash from producing the injury to the staff, holistic practicality has been increased.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the detachable structure of the wind door panel of the present invention;

fig. 3 is a schematic view of a three-dimensional structure of the front combination board of the present invention.

In the figure: 1. cutting the main body; 2. a movable shaft; 3. installing a shell; 4. a dust hood; 5. a wind scooper; 6. a dust absorption screen; 7. a dust exhaust pipe; 8. a double-sucker fan; 9. a dust collection box; 10. a slide rail; 11. a slide bar; 12. a connecting plate; 13. a box door; 14. a coal ash collection frame; 15. a sealing strip; 16. a handle; 17. sealing the groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a dust suppression device of entry driving machine, including cutting 1 and double suction head fan 8 of cutting the head body, cut 1 rear end fixedly connected with loose axle 2 of head body, and 2 swing joint of loose axle have installation casing 3, 3 outside fixedly connected with suction hood 4 of installation casing, and 4 front end fixedly connected with wind scooper 5 of suction hood, the inside fixedly connected with dust absorption of wind scooper 5 leaks net 6, the inside fixedly connected with dust exhaust pipe 7 of suction hood 4, and 7 rear ends of dust exhaust pipe pass the inboard 4 rear ends that extend to suction hood of suction hood 4, dust exhaust pipe 7 and the 8 inlet scoop fixed connection of double suction head fan, and 8 air outlet fixedly connected with dust collection box 9 of double suction head fan.

Furthermore, the wind scooper 5 is of a funnel-shaped structure with the diameter decreasing from front to back, the dust collection leakage net 6 on the inner side of the wind scooper 5 is installed in an inclined mode, the dust collection leakage net 6 is of a concave structure from outside to inside, the diameter of the dust collection cover 4 at the back end of the wind scooper 5 is larger than that of the installation shell 3, the dust collection cover 4 is overlapped with the circle center of the cutting head body 1, and the dust collection leakage net 6 of the concave structure from outside to inside can reduce the impact force of the coal briquette on the whole body, so that the whole body is prevented from being damaged due to larger impact, and the safety of the whole body is improved.

Further, dust exhaust pipe 7 has two sets ofly about the horizontal central line symmetric distribution of suction hood 4, and the inboard and 3 outer walls of installation casing of suction hood 4 laminate each other, and two suction head fans 8 are for taking two sets of inlet scoop structures, and dust exhaust pipe 7 respectively with two sets of inlet scoop interconnect of two suction head fans 8, two suction head fans 8 can absorb 7 insides of dust exhaust pipe of two sets of differences to holistic dust absorption effect has been increased.

Further, a slide rail 10 is fixedly connected inside the dust collection box 9, a slide bar 11 is movably connected to the upper end of the slide rail 10, a connecting plate 12 is fixedly connected to the upper end of the slide bar 11, a box door 13 is fixedly connected to the outer side of the connecting plate 12, the box door 13 is movably connected with the dust collection box 9 through the slide rail 10 and the slide bar 11, and the slide bar 11 can move on the slide rail 10, so that the box door 13 can move relative to the dust collection box 9, and therefore dust inside the dust collection box 9 can be conveniently treated.

Further, the upper end of the connecting plate 12 is detachably connected with a coal ash collecting frame 14, the length and the width of the coal ash collecting frame 14 are smaller than those of the connecting plate 12, and the coal ash collecting frame 14 can collect dust sucked by the double-suction-head fan 8 and store the dust, so that the dust is convenient to clean.

Further, door 13 one end fixedly connected with sealing strip 15, and door 13 other end fixedly connected with handle 16, dust collection box 9 inboard has been seted up seal groove 17, and seal groove 17 and sealing strip 15 looks adaptation guarantee that dust collection box 9 wholly keeps sealed under the condition that door 13 was closed, prevents that coal ash from scattering all the way and producing harm to the staff.

The working principle is as follows: firstly, the cutting head body 1 of the development machine rotates to drive the whole body to cut the coal mine, the cutting head body 1 can generate a large amount of coal ash in the cutting process, simultaneously, the double-sucker fan 8 is started to generate larger suction force to the interior of the dust hood 4 through the dust exhaust pipe 7, the coal ash at the front end of the dust hood 4 is collected, so that the coal ash enters the dust hood 4 through the dust collection leakage net 6 and the air guide cover 5, because the dust collection leakage net 6 and the air guide cover 5 are of a concave structure from outside to inside, therefore, the whole stability is strong, the coal dust can not be damaged, then the double-suction-head fan 8 discharges the absorbed coal dust into the dust collection box 9 for collection, the damage of the scattered coal dust to operators is prevented, when the coal dust in the dust collection box 9 needs to be cleaned, cleaning is accomplished by pulling the door 13 open by the handle 16 and removing the soot collection frame 14 at the upper end of the connecting plate 12 and dumping the soot.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a entry driving machine dust suppression device, includes cuts head body and two suction head fans, its characterized in that: the cutting head comprises a cutting head body, and is characterized in that a movable shaft is fixedly connected to the rear end of the cutting head body, an installation shell is movably connected to the movable shaft, a dust hood is fixedly connected to the outer side of the installation shell, a wind scooper is fixedly connected to the front end of the dust hood, a dust collection screen is fixedly connected to the inside of the wind scooper, a dust exhaust pipe is fixedly connected to the inside of the dust hood, the rear end of the dust exhaust pipe penetrates through the inner side of the dust hood and extends to the rear end of the dust hood, the dust exhaust pipe is fixedly connected with an air suction opening of a double-suction-head fan, and an air outlet of.

2. The dust removing device of the heading machine according to claim 1, wherein: the wind scooper is of a funnel-shaped structure with the diameter decreasing from front to back, the dust collection leakage net on the inner side of the wind scooper is installed in an inclined mode, the dust collection leakage net is of a concave structure from outside to inside, the diameter of the dust collection cover at the rear end of the wind scooper is larger than that of the installation shell, and the dust collection cover is overlapped with the circle center of the cutting head body.

3. The dust removing device of the heading machine according to claim 1, wherein: the dust exhaust pipe is symmetrically distributed with two groups about a horizontal central line of the dust hood, the inner side of the dust hood is attached to the outer wall of the installation shell, the double-suction-head fan is of a structure with two groups of air suction openings, and the dust exhaust pipe is connected with the two groups of air suction openings of the double-suction-head fan respectively.

4. The dust removing device of the heading machine according to claim 1, wherein: the dust collection box is characterized in that a sliding rail is fixedly connected inside the dust collection box, the upper end of the sliding rail is movably connected with a sliding strip, the upper end of the sliding strip is fixedly connected with a connecting plate, the outer side of the connecting plate is fixedly connected with a box door, and the box door is movably connected with the dust collection box through the sliding rail and the sliding strip.

5. The dust removing device of the heading machine according to claim 4, wherein: the upper end of the connecting plate is detachably connected with a coal ash collecting frame, and the length and the width of the coal ash collecting frame are smaller than those of the connecting plate.

6. The dust removing device of the heading machine according to claim 4, wherein: the dust collection box comprises a box door and is characterized in that one end of the box door is fixedly connected with a sealing strip, the other end of the box door is fixedly connected with a handle, and the inner side of the dust collection box is provided with a sealing groove matched with the sealing strip.

Images