CN215369873U - Be used for hydraulic engineering small cross section tunnel whitewashing material loading machine - Google Patents

Abstract

The utility model discloses a guniting feeding machine for a small-section tunnel of hydraulic engineering, which comprises a guniting vehicle body, a discharge port and a mixing box, wherein the discharge port and the mixing box are arranged in the guniting vehicle body, a dust suction pipe is arranged between the discharge port and the mixing box, the outer wall of the guniting vehicle body is respectively provided with a filter box and an air suction pump, the dust suction pipe is connected with the filter box, the side wall of the filter box is provided with an opening, a sealing cover plate is inserted into the opening, a sealing mechanism is arranged between the sealing cover plate and the opening, the sealing mechanism comprises a sealing ring, a filter screen cylinder is arranged at the insertion end of the sealing cover plate, the outer wall of the sealing cover plate is provided with an air outlet, and an air guide pipe is connected between the air outlet and the air suction pump. The suction pipe is arranged between the discharge port and the mixing box, the suction pump works to enable the outer end of the suction pipe to generate negative pressure suction, sucked gas is filtered by the filter screen cylinder in the filter box and is finally discharged from the discharge port of the suction pump through the air guide pipe, and the suction pipe has the characteristic of good filtering effect at the discharge port end.

Description

Be used for hydraulic engineering small cross section tunnel whitewashing material loading machine

Technical Field

The utility model belongs to the technical field of hydraulic engineering, and particularly relates to a small-section tunnel guniting and feeding machine for hydraulic engineering.

Background

Hydraulic engineering is an engineering built for controlling and allocating surface water and underground water in nature to achieve the purposes of removing harmful substances and benefiting.

Water is a valuable resource essential to human production and life, but the naturally existing state of the water does not completely meet the needs of human, only hydraulic engineering is built, water flow can be controlled, flood disasters are prevented, water quantity is regulated and distributed to meet the needs of human life and production on water resources, during the construction process of the hydraulic engineering, small-section tunnels are often required to be sprayed and fed, along with the development of current mechanization, the manual feeding mode on the inner walls of the tunnels is changed into feeding through a guniting feeding machine, the guniting feeding machine needs a dumping truck to pour concrete into a receiving hopper on a guniting truck in the using process, then a control cabinet on the guniting truck controls a hydraulic lifting mechanism in the receiving hopper, the lifting end of the hydraulic lifting rod lifts the receiving hopper to enable the poured concrete to slide towards a discharge port, then, the concrete material is conveyed, mixed and stirred and discharged under the action of an automatic discharging system, an accelerator adding system and a material mixing system, and the concrete material mixing system has the following defects: in order to avoid the concrete material that the hopper discharge gate falls to block up at the feed inlet end of mixing box, make the hopper discharge gate be located one section distance in mixing box feed inlet top usually, be convenient for constructor in time observe the condition that falls into the concrete material in the mixing box, and constructor makes a round trip to insert on the mixing box through the ram, increase the mixing rate of concrete material in the mixing box, but in the in-process of in-process, the concrete material falls the mixing box from the hopper discharge gate, can produce a large amount of raise dusts, cause certain influence to the outward appearance cleanliness factor of shotcrete car and constructor's operational environment, there is the problem that hydraulic engineering produces a large amount of raise dusts at the discharge gate end easily and influences personnel's construction.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a guniting feeding machine for a small-section tunnel of hydraulic engineering, which aims to solve the problem that a large amount of dust is easily generated at the discharge port end of the guniting feeding machine for the hydraulic engineering in the prior art to influence the construction of personnel.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a be used for hydraulic engineering small cross section tunnel whitewashing material loading machine, includes the whitewashing automobile body and sets up discharge gate and mixing box in it, be provided with the dust absorption pipe between discharge gate and the mixing box, rose box and aspirator pump have been installed respectively on the whitewashing automobile body outer wall, the dust absorption pipe is connected with the rose box, be equipped with the opening on the rose box lateral wall, the opening interpolation is equipped with sealed apron, and is provided with sealing mechanism between sealed apron and opening, and sealing mechanism includes the sealing washer, sealed apron inserts the end and has installed the filter screen section of thick bamboo, be provided with the gas outlet on the sealed apron outer wall, be connected with the air duct between gas outlet and aspirator pump.

Preferably, the sealing washer is installed on the sealed apron, and has laid the screw rod on the sealed apron inner wall in the radial direction, it is equipped with sealed annular and fixed orifices to correspond on the terminal surface of opening place, the sealing washer is inserted and is established in the sealed annular, and the screw rod wear out the fixed orifices, the screw rod stretches out the end and passes through nut locking.

Preferably, be equipped with on the rose box bottom inner wall and unload the ash mouth, unload the ash mouth and for leaking hopper-shaped, unload the ash mouth lower extreme and installed the dust storage tank, and be provided with the feed inlet on the dust storage tank, threaded connection between feed inlet and the ash discharge mouth.

Preferably, the air outlet end of the air guide pipe is connected with the air suction end of the air suction pump.

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

according to the small-section tunnel guniting and feeding machine for hydraulic engineering, the opening is formed in the side wall of the filter box, the sealing cover plate is used for sealing the opening through the sealing ring and the screw rod in the sealing mechanism, the filter screen cylinder at the insertion end of the sealing cover plate has the function of filtering gas, the filter screen cylinder is convenient to clean and replace due to the arrangement, and meanwhile the dust storage tank at the lower end of the dust discharge port is convenient to collect dust and the like.

According to the small-section tunnel guniting feeding machine for hydraulic engineering, the dust suction pipe is arranged between the discharge port and the mixing box, when a guniting vehicle body works, the suction pump works to enable the outer end of the dust suction pipe to generate negative pressure suction, sucked gas is filtered by the filter screen cylinder in the filter box and finally discharged from the air outlet end of the suction pump through the air guide pipe, and the small-section tunnel guniting feeding machine has the characteristic of good filtering effect of the discharge port end.

Drawings

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

FIG. 2 is a front partially cut-away schematic view of FIG. 1;

FIG. 3 is an enlarged view of a portion a of FIG. 1;

FIG. 4 is an enlarged view of FIG. 2 at b;

fig. 5 is an enlarged schematic view of fig. 2 at c.

In the figure: the device comprises a guniting vehicle body 1, a discharge hole 2, a mixing box 3, a dust suction pipe 4, a filter box 5, an air suction pump 6, an opening 7, a sealing cover plate 8, a sealing ring 9, a filter screen cylinder 10, an air outlet 11, an air guide pipe 12, a screw 13, a sealing ring groove 14, a fixing hole 15, a nut 16, an ash discharge hole 17, a dust storage tank 18 and a feed inlet 19.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1, 2, 3, 4 and 5, a small-section tunnel guniting feeder for hydraulic engineering comprises a guniting car body 1, a discharge port 2 and a mixing box 3 which are arranged in the car body, wherein the model of the guniting car body 1 is HNPJC-2, a dust suction pipe 4 is arranged between the discharge port 2 and the mixing box 3, the outer wall of the guniting car body 1 is respectively connected with a filter box 5 and an air suction pump 6 through bolts, the model of the air suction pump 6 is XGB-90, the dust suction pipe 4 is connected with the filter box 5, the air suction end of the dust suction pipe 4 is in a horn shape and has a larger air suction area, an opening 7 is arranged on the side wall of the filter box 5, a sealing cover plate 8 is inserted in the opening 7, a sealing mechanism is arranged between the sealing cover plate 8 and the opening 7 and comprises a sealing ring 9, the sealing ring 9 is made of rubber, the sealing ring 9 is bonded on the sealing cover plate 8, and a screw 13 is arranged on the inner wall of the sealing cover plate 8 in the annular direction, the end face of the opening 7 is correspondingly provided with a sealing ring groove 14 and a fixing hole 15, a sealing ring 9 is inserted into the sealing ring groove 14, the sealing ring 9 is used for sealing the opening 7, a screw 13 penetrates through the fixing hole 15, and the extending end of the screw 13 is locked by a nut 16.

Referring to fig. 1, 2, 3 and 5, an ash discharge port 17 is formed in the inner wall of the bottom end of the filter box 5, the ash discharge port 17 is funnel-shaped, a dust storage tank 18 is connected to the lower end of the ash discharge port 17 through threads, the dust storage tank 18 is used for storing filtered dust and impurities, a feed port 19 is formed in the upper end of the dust storage tank 18, the feed port 19 is in threaded connection with the ash discharge port 17, the dust storage tank 18 is convenient to detach and replace, a filter screen cylinder 10 is welded to an insertion end of the sealing cover plate 8, an air outlet 11 is formed in the outer wall of the sealing cover plate 8, an air guide pipe 12 is connected between the air outlet 11 and the air suction pump 6, an air outlet end of the air guide pipe 12 is connected with an air suction end of the air suction pump 6, air discharged into the filter box 5 through the dust suction pipe 4 is filtered under the action of the filter screen cylinder 10, and the filtered air is discharged from the air outlet end of the air suction pump 6 through the air guide pipe 12.

In the process of using the guniting vehicle body 1, a constructor connects a dust storage tank 18 to an ash discharge port 17 on the bottom end of a filter box 5 through a feed port 19 in a threaded manner, then inserts a sealing cover plate 8 into an opening 7, inserts a filter screen cylinder 10 into the filter box 5, simultaneously inserts a sealing ring 9 and a screw 13 on the inner wall of the sealing cover plate 8 into a sealing ring groove 14 and a fixing hole 15 respectively, sleeves a nut 16 at the extending end of the screw 13, fixes the sealing cover plate 8, further seals the opening 7, then flange-connects two ends of an air duct 12 to an air outlet 11 and the air suction end of an air suction pump 6 respectively, when the guniting vehicle body 1 works, concrete falls onto a mixing box 3 through a discharge port on a hopper, connects the outer end of the power end of the air suction pump 6 to an external power socket, starts the air suction pump 6, and when the air suction pump 6 works, the dust suction pipe 4 generates negative pressure suction force, the raise dust that produces in the 3 tops of mixing box is inhaled the rose box 5 by dust absorption pipe 4, filter screen section of thick bamboo 10 in the rose box 5 carries out effectual dust to inhaling the gas and filters, the dirt after filtering etc. fall into in hopper-shaped dust discharging port 17, later collect in dust storage tank 18, the gas after the filtration gives vent to anger from aspirator pump 6 through gas outlet 11 and air duct 12 and holds the discharge, thereby accomplish the dust removal operation to the raise dust in 3 tops of mixing box, and after the construction finishes, constructor will store up 18 screw threads of dirt tank and screw out, alright handle its dirt that collects etc..

Claims (4)

1. The utility model provides a be used for hydraulic engineering small cross section tunnel whitewashing material loading machine, includes whitewashing automobile body (1) and sets up discharge gate (2) and mixing box (3) in it, its characterized in that: be provided with dust absorption pipe (4) between discharge gate (2) and mixing box (3), rose box (5) and aspirator pump (6) have been installed respectively on whitewashing automobile body (1) outer wall, dust absorption pipe (4) are connected with rose box (5), be equipped with opening (7) on rose box (5) lateral wall, opening (7) interpolation is equipped with sealed apron (8), and is provided with sealing mechanism between sealed apron (8) and opening (7), and sealing mechanism includes sealing washer (9), sealed apron (8) insert the end and have installed filter screen section of thick bamboo (10), be provided with gas outlet (11) on sealed apron (8) outer wall, be connected with air duct (12) between gas outlet (11) and aspirator pump (6).

2. The small-section tunnel guniting feeding machine for hydraulic engineering according to claim 1, wherein the small-section tunnel guniting feeding machine comprises: install sealing washer (9) on sealed apron (8), and the hoop has laid screw rod (13) on sealed apron (8) inner wall, it is equipped with sealed annular (14) and fixed orifices (15) to correspond on the terminal surface at opening (7) place, sealing washer (9) are inserted and are established in sealed annular (14), and screw rod (13) wear out fixed orifices (15), screw rod (13) stretch out the end and lock through nut (16).

3. The small-section tunnel guniting feeding machine for hydraulic engineering according to claim 1, wherein the small-section tunnel guniting feeding machine comprises: be equipped with on rose box (5) bottom inner wall and unload grey mouth (17), unload grey mouth (17) and be hourglass hopper-shaped, unload grey mouth (17) lower extreme and installed dust storage tank (18), and dust storage tank (18) upper end is provided with feed inlet (19), threaded connection between feed inlet (19) and unloading grey mouth (17).

4. The small-section tunnel guniting feeding machine for hydraulic engineering according to claim 1, wherein the small-section tunnel guniting feeding machine comprises: the air outlet end of the air guide pipe (12) is connected with the air suction end of the air suction pump (6).

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