CN216588692U - Rail transit secretly digs tunnel ventilation dust collector - Google Patents

Abstract

A ventilation and dust removal device for a rail transit underground excavation tunnel comprises a box body arranged at the bottom, supporting legs arranged at the bottom end of the box body, air inlets symmetrically arranged at the bottoms of two ends of the box body, a ventilating fan arranged in the middle of the top end of the box body and a ventilating pipe arranged at the top end of the ventilating fan, and further comprises a frame body, a filter screen and an adjusting mechanism, wherein the frame body with an opening at one side is embedded into the bottom end of the box body, an ash collecting hopper is connected into the frame body in a sliding manner, the filter screen is arranged at the top of the inner side of the box body, and the adjusting mechanism is embedded into two side walls at the bottom of the filter screen; adjustment mechanism is including adjusting shell, lead screw, movable block, moving motor, dust removal mechanism, side channel and silk hole, adjusts the shell and fixes on the box inner wall, and the internally mounted of adjusting the shell has the lead screw, the utility model discloses novel structure thinks about ingeniously, is convenient for ventilate the track traffic undercut tunnel, can clear up the filter screen simultaneously, need not the manual work and dismantles the filter screen and clear up again, and cleaning efficiency is high, low in labor strength.

Description

Rail transit secretly digs tunnel ventilation dust collector

Technical Field

The utility model relates to a ventilation dust collector specifically is a track traffic undercut tunnel ventilation dust collector.

Background

The tunnel is an engineering building buried in the ground, is a form that the mankind utilizes the underground space, the tunnel can be divided into traffic tunnel, hydraulic tunnel, municipal tunnel, mine tunnel, 1970 the international economic cooperation and the tunnel meeting held by the development organization have synthesized various factors, define to the tunnel to be with certain usage, construct the cross-sectional area of greater than 2 square meters according to the specified shape and size with any method under the ground, when the rail transit workman excavates the tunnel, in order to guarantee the air quality of tunnel and the construction safety of workman in the tunnel, often need to use the ventilation unit, in order to guarantee the circulation of air in the tunnel.

Current ventilation unit ventilation performance is not enough, contains the dust in the gas, and the part has the equipment of dust removal filter screen, reuses one end time after, need dismantle the filter screen and get off and clear up, and cleaning efficiency is low, and intensity of labour is high, is unfavorable for the use.

SUMMERY OF THE UTILITY MODEL

To the above situation, for overcoming prior art's defect, the utility model provides a track traffic undercut tunnel ventilation dust collector, the effectual current ventilation unit ventilation performance of having solved is not enough, contains the dust in the gas, and the part has the equipment of dust removal filter screen, reuses a dead time after, needs to dismantle the filter screen get off and clear up, and cleaning efficiency is low, and intensity of labour is high, is unfavorable for the problem of use.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model discloses a box that the bottom set up, the landing leg that the box bottom set up, the air intake that the box both ends bottom symmetry set up, the ventilation fan of box top mid-mounting and the ventilation pipe of ventilation fan top installation still include framework, dust collecting hopper, handle, filter screen and adjustment mechanism, the bottom embedding of box is provided with one side open-ended framework, and the inside sliding connection of framework has dust collecting hopper, and the filter screen is installed at the top of box inboard, and the both sides wall department of filter screen bottom all imbeds and is provided with adjustment mechanism;

the adjusting mechanism comprises an adjusting shell, a lead screw, a movable block, a movable motor, a dust removing mechanism, a side groove and a screw hole, the adjusting shell is fixed on the inner wall of the box body, the lead screw is installed inside the adjusting shell, the movable block is sleeved on the lead screw, the movable motor is installed at one end of the lead screw, the dust removing mechanism is arranged at the top end of the movable block, and the screw hole is formed in the position, corresponding to the lead screw, of the movable block.

Preferably, the middle part of the outer side of the dust collecting hopper is provided with a handle, and the handle is provided with anti-skid lines.

Preferably, the screw rod is connected with the adjusting shell through a bearing.

Preferably, a side groove is formed in the position, corresponding to the moving block, of the adjusting shell.

Preferably, the dust removal mechanism comprises a concave block, a rotating shaft, a brush roller and a dust removal motor, the concave block is fixed on the moving block, the rotating shaft is installed at the top of the concave block, the brush roller is installed on the rotating shaft, and the dust removal motor is installed at one end of the rotating shaft.

Preferably, the rotating shaft is connected with the concave block through a bearing.

Has the advantages that: the utility model discloses during the use, ventilation fan work, gas in the undercut tunnel gets into through two air intakes, gas after getting into is discharged through the ventilation pipe again after the filter screen filters, after using one end time, when needing to clear up the dust of filter screen bottom, remove motor work and drive the lead screw rotation, the lead screw rotates under the cooperation with the screw hole of seting up on the movable block, make the movable block move on the lead screw, dust removal motor work simultaneously, dust removal motor work drives the pivot and rotates, the pivot is rotated and is driven the brush roller that sets up on it and rotate, the rotation through the brush roller is cleared up the dust on the filter screen, concave type piece is driven in the removal of movable block, a rotating shaft, brush roller and dust removal motor remove, thereby clear up the dust on the filter screen through the brush roller, guarantee the performance of filter screen.

The utility model discloses novel structure thinks about ingeniously, is convenient for ventilate the track traffic undercut tunnel, can clear up the filter screen simultaneously, need not the manual work and dismantles the filter screen and clear up again, and cleaning efficiency is high, low in labor strength.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

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

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a schematic view of the arrangement structure of the concave block of the present invention;

reference numbers in the figures: 1. a box body; 2. a support leg; 3. an air inlet; 4. a ventilating fan; 5. a vent pipe; 6. a frame body; 7. a dust collecting hopper; 8. a handle; 9. filtering with a screen; 10. an adjustment mechanism; 101. an adjustment housing; 102. a screw rod; 103. a moving block; 104. a moving motor; 105. a dust removal mechanism; 1051. a concave block; 1052. a rotating shaft; 1053. a brush roller; 1054. a dust removal motor; 106. a side groove; 107. and (4) forming a silk hole.

Detailed Description

The following describes the present invention in further detail with reference to the accompanying fig. 1-3.

The first embodiment is given by figures 1-3, the utility model provides a track traffic undercut tunnel ventilation dust collector, including the box 1 that the bottom set up, landing leg 2 that the box 1 bottom set up, the air intake 3 that the bottom symmetry set up at box 1 both ends bottom, ventilation fan 4 that the middle part of box 1 top was installed and ventilation pipe 5 that ventilation fan 4 top was installed, still include framework 6, dust collecting hopper 7, handle 8, filter screen 9 and adjustment mechanism 10, the bottom embedding of box 1 has framework 6 of one side open-ended, the inside sliding connection of framework 6 has dust collecting hopper 7, the filter screen 9 is installed at the top of box 1 inboard, the both sides wall embedding of filter screen 9 bottom is provided with adjustment mechanism 10;

the adjusting mechanism 10 comprises an adjusting shell 101, a lead screw 102, a moving block 103, a moving motor 104, a dust removing mechanism 105, a side groove 106 and a thread hole 107, the adjusting shell 101 is fixed on the inner wall of the box body 1, the lead screw 102 is installed inside the adjusting shell 101, the moving block 103 is sleeved on the lead screw 102, the moving motor 104 is installed at one end of the lead screw 102, the dust removing mechanism 105 is arranged at the top end of the moving block 103, and the thread hole 107 is formed in the position, corresponding to the lead screw 102, of the moving block 103.

When in specific use: when the utility model is used, the ventilating fan 4 works, the gas in the underground tunnel enters through the two air inlets 3, the gas after entering is filtered by the filter screen 9 and then is discharged through the vent pipe 5, after one end of use, when the dust at the bottom of the filter screen 9 needs to be cleaned, the mobile motor 104 works to drive the screw rod 102 to rotate, the screw rod 102 rotates in cooperation with the screw hole 107 arranged on the mobile block 103, so that the mobile block 103 moves on the screw rod 102, meanwhile, the dust removal motor 1054 works to drive the rotating shaft 1052 to rotate, the rotating shaft 1052 rotates to drive the brush roller 1053 arranged on the rotating shaft to rotate, the dust on the filter screen 9 is cleaned through the rotation of the brush roller 1053, the movement of the mobile block 103 drives the concave block 1051, the rotating shaft 1052, the brush roller 1053 and the dust removal motor 1054 to move, thereby the dust on the filter screen 9 is cleaned through the brush roller 1053, the service performance of the filter screen 9 is ensured.

Has the advantages that: the utility model discloses novel structure thinks about ingeniously, is convenient for ventilate the track traffic undercut tunnel, can clear up the filter screen simultaneously, need not the manual work and dismantles the filter screen and clear up again, and cleaning efficiency is high, low in labor strength.

Example two

In the first embodiment, the ash collecting hopper 7 is inconvenient to pull out and push in, and referring to fig. 1 and 2, as another preferred embodiment, the difference from the first embodiment is that a handle 8 is arranged in the middle of the outer side of the ash collecting hopper 7, and the handle 8 is provided with anti-skid lines, so that the ash collecting hopper 7 can be conveniently pulled out, discharged and pushed in for use.

EXAMPLE III

The first embodiment is different from the first embodiment in that the lead screw 102 is connected to the adjusting shell 101 through a bearing, so that the lead screw 102 can be conveniently installed and used.

Example four

In the first embodiment, the moving block 103 is inconvenient to move, and referring to fig. 2, as another preferred embodiment, a difference from the first embodiment is that a side groove 106 is formed at a position of the adjusting shell 101 corresponding to the moving block 103, so that the moving block 103 can be moved and used conveniently.

EXAMPLE five

In the first embodiment, the filter screen 9 is inconvenient to remove dust, referring to fig. 2 and 3, as another preferred embodiment, the difference from the first embodiment is that the dust removing mechanism 105 includes a concave block 1051, a rotating shaft 1052, a brush roller 1053 and a dust removing motor 1054, the concave block 1051 is fixed on the moving block 103, the rotating shaft 1052 is installed at the top of the concave block 1051, the brush roller 1053 is installed on the rotating shaft 1052, the dust removing motor 1054 is installed at one end of the rotating shaft 1052, during dust removing, the dust removing motor 1054 works, the rotating shaft 1052 rotates when the dust removing motor 1054 works, the brush roller 1053 arranged on the rotating shaft 1052 rotates when the rotating shaft 1052 rotates, and dust on the filter screen 9 is cleaned through the rotation of the brush roller 1053, so that the use is convenient.

EXAMPLE six

In the fifth embodiment, the installation and use of the rotating shaft 1052 is inconvenient, and as another preferred embodiment, the difference from the fifth embodiment is that the rotating shaft 1052 is connected with the concave block 1051 through a bearing, so that the installation and use of the rotating shaft 1052 is facilitated.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. The utility model provides a track traffic undercut tunnel ventilation dust collector, includes box (1) that the bottom set up, landing leg (2) that box (1) bottom set up, air intake (3) that box (1) both ends bottom symmetry set up, ventilation fan (4) and ventilation pipe (5) of ventilation fan (4) top installation of box (1) top mid-mounting, its characterized in that: the dust collecting box is characterized by further comprising a frame body (6), a dust collecting hopper (7), a handle (8), a filter screen (9) and an adjusting mechanism (10), wherein the frame body (6) with an opening at one side is embedded into the bottom end of the box body (1), the dust collecting hopper (7) is connected to the inside of the frame body (6) in a sliding mode, the filter screen (9) is installed at the top of the inner side of the box body (1), and the adjusting mechanism (10) is embedded into two side walls of the bottom of the filter screen (9);

the adjusting mechanism (10) comprises an adjusting shell (101), a lead screw (102), a moving block (103), a moving motor (104), a dust removing mechanism (105), a side groove (106) and a thread hole (107), the adjusting shell (101) is fixed on the inner wall of the box body (1), the lead screw (102) is installed inside the adjusting shell (101), the moving block (103) is sleeved on the lead screw (102), the moving motor (104) is installed at one end of the lead screw (102), the dust removing mechanism (105) is arranged at the top end of the moving block (103), and the thread hole (107) is formed in the position, corresponding to the lead screw (102), of the moving block (103).

2. The ventilation and dust removal device for the underground excavated tunnel of the rail transit as claimed in claim 1, wherein a handle (8) is arranged in the middle of the outer side of the dust hopper (7), and anti-skid lines are arranged on the handle (8).

3. The ventilation and dust removal device for the rail transit underground tunnel according to claim 1, wherein the screw rod (102) is connected with the adjusting shell (101) through a bearing.

4. The ventilation and dust removal device for the underground excavated tunnel of the rail transit as claimed in claim 1, wherein the adjusting shell (101) is provided with a side groove (106) at a position corresponding to the moving block (103).

5. The ventilation and dust removal device for the track traffic underground excavated tunnel according to claim 1, wherein the dust removal mechanism (105) comprises a concave block (1051), a rotating shaft (1052), a brush roller (1053) and a dust removal motor (1054), the concave block (1051) is fixed on the moving block (103), the rotating shaft (1052) is installed at the top of the concave block (1051), the brush roller (1053) is installed on the rotating shaft (1052), and the dust removal motor (1054) is installed at one end of the rotating shaft (1052).

6. The ventilation and dust removal device for the underground excavation tunnel of the rail transit as claimed in claim 5, wherein the rotating shaft (1052) is connected with the concave block (1051) through a bearing.

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