CN114754646A

CN114754646A - Bulk explosive loading vehicle for tunnel blasting construction

Info

Publication number: CN114754646A
Application number: CN202210584985.1A
Authority: CN
Inventors: 陈嘉陵; 张德惠; 汪蓬; 林景涛; 唐春; 王强
Original assignee: Sichuan Yongsheng Blasting Engineering Co ltd
Current assignee: Sichuan Yongsheng Blasting Engineering Co ltd
Priority date: 2022-05-27
Filing date: 2022-05-27
Publication date: 2022-07-15
Anticipated expiration: 2042-05-27
Also published as: CN114754646B

Abstract

The invention belongs to the field of explosive charging, and particularly relates to a bulk explosive charging vehicle for tunnel blasting construction, which comprises a vehicle body, wherein a box body is arranged on the vehicle body, a plurality of storage tanks are arranged in the box body side by side, the storage tanks are of hollow structures, openings at the bottoms of the storage tanks are buckled on a base, the base is fixedly connected with the inner wall of the box body, a discharging cavity is arranged below the base, hollow pipes are arranged in the storage tanks, strip-shaped holes communicated with the storage tanks are arranged on the side surfaces of the hollow pipes, the bottoms of the hollow pipes penetrate through the base and are communicated with the discharging cavity, the discharging cavity is connected with a conveying assembly, a lifting device is arranged in the hollow pipes, an output shaft of the lifting device is connected with an adjusting pipe, the outer side surfaces of the adjusting pipe block the inner end surfaces of the strip-shaped holes so as to adjust the opening sizes of the strip-shaped holes during lifting, and different medicaments are output according to requirements, The flexibility is high to be convenient for take off the beneficial effect that the storage tank cleared up after the powder charge is accomplished.

Description

Bulk explosive loading vehicle for tunnel blasting construction

Technical Field

The invention belongs to the field of explosive charging, and particularly relates to a bulk explosive charging vehicle for tunnel blasting construction.

Background

The bulk explosive loading vehicle is mixed loading equipment which conveys explosives or semi-finished explosives prepared at a ground station to a blasting site, continuously mixes the explosives or semi-finished explosives and directly loads the mixed explosives into blast holes, and comprises mixed equipment, loading equipment and a vehicle body.

The prior bulk explosive charging vehicle usually comprises a box body for charging, raw materials such as emulsion explosive are mixed on site, water phase, oil phase and sensitizing agent are loaded on the vehicle, the explosive is mixed and loaded into a blast hole on a blasting site, the vehicle emulsification, mixing and sensitizing are carried out on the vehicle, the vehicle emulsification, mixing and sensitizing agent is suitable for water blast holes, for example, granular ammonium nitrate fuel explosive, porous granular ammonium nitrate and oil phase are loaded on the vehicle, the vehicle is moved into the blasting site, and the vehicle is loaded into the blast hole while mixing, and is suitable for anhydrous blast holes, but in tunnel blasting construction, water blast holes and anhydrous blast holes are usually alternately arranged, so different types of explosives such as emulsion explosive or granular ammonium nitrate fuel explosive need to be loaded correspondingly, and the prior charging vehicle cannot correspondingly output required explosives due to the fact that the raw materials are intensively placed in one box body, so that the adaptability is poor and different use scenes cannot be met, and because the box often with automobile body fixed connection, lead to its box inner wall to be unfavorable for the clearance when remaining the raw materials, because its residue is the raw materials of ratio explosive, there is certain risk in staying the car, and the explosive quality when can influence powder charge next time, the bottom half among the prior art controls the raw materials through the valve and flows in addition, because the fixed connection of box, when leading to valve trouble or jam, is unfavorable for overhauing.

Disclosure of Invention

The invention aims to provide a bulk explosive charging vehicle for tunnel blasting construction, which aims to solve the problems in the prior art and adopts the technical scheme that:

the bulk explosive charging vehicle for tunnel blasting construction comprises a vehicle body, wherein a box body is arranged on the vehicle body, a plurality of storage tanks are arranged in the box body side by side, each storage tank is of a hollow structure, an opening at the bottom of each storage tank is buckled on a base, the bases are fixedly connected with the inner wall of the box body, a discharging cavity is arranged below the bases, hollow tubes are arranged in the storage tanks, strip-shaped holes communicated with the storage tanks are formed in the side surfaces of the hollow tubes, the bottoms of the hollow tubes penetrate through the bases and are communicated with the discharging cavity, and the discharging cavities are connected with a conveying assembly;

the lifting device is installed in the hollow pipe, an output shaft of the lifting device is connected with the adjusting pipe, and the outer side face of the adjusting pipe is plugged with the inner end face of the strip-shaped hole so as to adjust the size of the opening of the strip-shaped hole during lifting.

Furthermore, the hollow pipe comprises an upper pipe and a lower pipe which are concentric, the bottom of the upper pipe is detachably connected with the top of the lower pipe, the lifting device is installed in the upper pipe, the strip-shaped holes are located on the side face of the lower pipe, and the lower pipe is connected with the base.

Furthermore, an annular bulge is arranged on the side surface of the top of the lower pipe, an arc-shaped hole concentric with the lower pipe is arranged on the annular bulge, a round hole part is arranged at one end of the arc-shaped hole, and the diameter of the round hole part is larger than the width of an internal gap of the arc-shaped hole;

the upper tube bottom fixed connection dead lever, the dead lever passes the arc hole, and the bottom is provided with major diameter portion, major diameter portion with round hole portion adaptation, and butt annular protruding bottom.

Furthermore, the bottom of the output shaft is fixedly connected with a limiting piece, the limiting piece is arranged in the lower pipe, the limiting piece is of an oval structure and is concentric with the output shaft, a limiting groove is formed in the circumferential side surface of the limiting piece, and a positioning block is detachably connected to the inner wall of the lower pipe;

the locating piece with round hole portion all is located on the major axis direction of locating part, the locating piece is located the spacing inslot, the dead lever is located on the minor axis direction of locating part, and is located the arc hole is kept away from the one end of round hole portion, the side of the minor axis direction of locating part with be provided with the clearance between the lower tube inner wall, the clearance size is greater than the locating piece.

Furthermore, the base is provided with a through hole matched with the lower pipe, the through hole is communicated with the discharging cavity, the bottom of the lower pipe is positioned in the through hole and is fixedly connected with the base, the side surface of the adjusting pipe is fixedly connected with a lug, and the lug can be slidably arranged in the strip-shaped hole;

the base is provided with opening recess up, the through-hole is located in the recess, the storage tank bottom is pegged graft in the recess, the cover is equipped with the sealing ring down on the pipe, sealing ring bottom butt the recess bottom, the global butt of sealing ring the bottom medial surface of storage tank.

Furthermore, the storage tank top extends the box, and can dismantle and be connected with the apron, apron bottom butt go up the pipe top, elevating gear keeps away from the one end of output shaft passes the apron.

Furthermore, a plurality of springs are circumferentially arranged on the cover plate, one ends of the springs are connected with the top of the box body, and the other ends of the springs are connected with the cover plate.

Further, conveying component includes rotatable setting and is in arrange the main shaft of material intracavity, drive arrangement is connected to main shaft one end, be provided with the flood dragon blade on the main shaft, the output of flood dragon blade is provided with down the silo, it is connected with the pump body to go down the silo.

Furthermore, the storage tanks are arranged side by side, the flood dragon blades are symmetrically arranged on the main shaft, the spinning directions are opposite, the flood dragon blades are respectively located under the two storage tanks, and the discharging chute is located under a gap between the flood dragon blades.

Furthermore, the discharging groove is formed in the vehicle body, the bottom of the discharging groove is an inclined plane, the discharging groove is communicated with a mixing box, the mixing box is installed on the side face of the vehicle body, and the mixing box is connected with the pump body through an output pipe.

The invention has the following beneficial effects: through putting into different storage tanks with different raw materials, then through according to big gun hole type and actual demand, choose to emit different raw materials to arranging the material intracavity, and corresponding addition oil phase, other required solvents such as sensitizing agent, wait that powder charge work is accomplished after, and wherein after the raw materials release in one or more storage tanks is accomplished, can directly take out the storage tank by supreme down, with the residue on the clearance storage tank inner wall, compare prior art, reached and exported different medicaments according to the demand, the flexibility is high, and be convenient for take off the beneficial effect that the storage tank carried out the clearance after the powder charge was accomplished.

Drawings

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

FIG. 2 is a schematic view of a vehicle body and a mixing box;

FIG. 3 is an enlarged view of the point A in FIG. 1;

FIG. 4 is a schematic view of the engagement between the limiting member and the lower tube;

FIG. 5 is a schematic view of the positioning block being disengaged from the limiting groove;

FIG. 6 is an enlarged view of the point B in FIG. 1;

fig. 7 is an enlarged schematic view of C in fig. 1.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to fig. 1 to 7 in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. Unless otherwise specified, the technical means used in the examples are conventional means well known to those skilled in the art.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description of the present invention, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

The bulk explosive charging vehicle for tunnel blasting construction comprises a vehicle body, wherein a box body 1 is arranged on the vehicle body, a plurality of storage tanks 3 are arranged in the box body 1 side by side, the storage tanks 3 are of hollow structures, openings at the bottoms of the storage tanks 3 are buckled on a base 2, the base 2 is fixedly connected with the inner wall of the box body 1, a discharging cavity is arranged below the base 2, hollow tubes are arranged in the storage tanks 3, strip-shaped holes 9 communicated with the storage tanks 3 are formed in the side surfaces of the hollow tubes, the bottoms of the hollow tubes penetrate through the base 2 and are communicated with the discharging cavity, and the discharging cavity is connected with a conveying assembly;

install elevating gear 5 in the hollow tube, elevating gear 5's output shaft 6 connects the control tube 12, the control tube 12 lateral surface plugs up the inner terminal surface in bar hole 9 to adjust when being used for going up and down the opening size in bar hole 9.

As shown in figure 1, the vehicle body is the prior art, the box body 1 is fixedly arranged on a goods shelf at the rear of the vehicle body, the box body 1 is provided with a cavity, the storage tank 3 is arranged in the cavity, the top and the bottom of the storage tank 3 are both provided with openings, and the bottom opening is buckled with the base 2 to form a sealing structure, so that the lower part of the storage tank 3 is of a closed structure, the top of the box body is provided with a round hole matched with the storage tank 3, the inner wall of the round hole is arranged with the storage tank 3 in a clearance manner so as to be convenient for the storage tank 3 to be taken down from bottom to top, the periphery and the bottom of the base 2 are fixedly connected with the inner wall of the box body 1, the discharge cavity is of a hole-shaped structure with a channel and is arranged on the lower end surface of the base 2, the width and the height of the cross section of the discharge cavity are far smaller than the size of the cavity, the communication between the storage tank 3 and the discharge cavity is realized through a strip-shaped hole 9 on the hollow pipe, the strip-shaped hole 9 is vertically distributed and is of a strip-shaped square hole structure, in fig. 1, the strip hole 9 is plugged up completely to governing pipe 12, and the lateral surface and the laminating of hollow tube inner wall of governing pipe 12 drive governing pipe 12 through elevating gear and rise and descend, can realize adjusting the effect of

strip hole

9 and 3 communicating parts's of storage tank opening size, and then play the effect of regulating the flow, realize the ratio function.

During specific implementation, can put into different storage tanks 3 with different raw materialss, latex matrix and granular ammonium nitrate for example, then through according to big gun hole type and actual demand, select to emit latex matrix or granular ammonium nitrate to arranging the intracavity, and corresponding joining oil phase, other required solvents such as sensitizer, wait after the powder charge work is accomplished, after the raw materials release in one or more storage tanks 3 is accomplished, can directly take out storage tank 3 from bottom to top, in order to clear up the residue on the 3 inner walls of storage tank, compare prior art, reached and exported different medicaments according to the demand, the flexibility is high, and take off storage tank 3 after being convenient for to accomplish and carry out the beneficial effect of clearance.

In addition, the material storage tank 3 can be made of light materials such as plastics and light metals, and the weight is reduced so as to be convenient to take down.

Further, the hollow tube comprises an upper tube 7 and a lower tube 8 which are concentric, the bottom of the upper tube 7 is detachably connected with the top of the lower tube 8, the lifting device 5 is installed in the upper tube 7, the strip-shaped hole 9 is located on the side face of the lower tube 8, and the lower tube 8 is connected with the base 2.

Specifically, the lifting device 5 is vertically installed in an upper pipe 7, the output shaft 6 is located at the bottom of the upper pipe, and the upper pipe 7, the lower pipe 8, the adjusting pipe 12 and the output shaft 6 are concentrically arranged.

Further, an annular protrusion is arranged on the side face of the top of the lower pipe 8, an arc-shaped hole 24 concentric with the lower pipe 8 is formed in the annular protrusion, a circular hole part is arranged at one end of the arc-shaped hole 24, and the diameter of the circular hole part is larger than the width of an inner gap of the arc-shaped hole 24;

fixed connection dead lever 23 in upper tube 7 bottom, dead lever 23 passes arc hole 24, and the bottom is provided with the major diameter portion, the major diameter portion with hole portion adaptation, and butt annular protruding bottom.

As shown in fig. 3, annular arch and lower tube 8 integrated into one piece, annular arch sets up around 8 circumference circles of lower tube, and then make the top of lower tube 8 be "T" font structure, the bottom lateral surface of upper tube 7 is provided with the second annular arch with the protruding adaptation of annular, the bellied diameter of second annular equals with annular arch, the bellied bottom fixed connection dead lever 23 of second annular, dead lever 23 is the step shaft structure, its lower extreme is the great diameter portion of diameter, the diameter and the round hole portion etc. of major diameter portion, so dead lever 23 only with the round hole portion when concentric, dead lever 23 can only pass arc hole 24

As shown in fig. 4, the arc-shaped hole 24 is concentrically arranged with the lower pipe 8, the fixing rod 23 is located at one end of the arc-shaped hole 24 away from the circular hole portion, and the fixing rod 23 abuts against the inner wall of the arc-shaped hole 24 to limit the fixing rod 23.

In specific implementation, the upper pipe 7 is placed on the lower pipe 8 from top to bottom, the fixing rod 23 is aligned with the circular hole portion and penetrates through the circular hole portion, then the upper pipe 7 is rotated, the large-diameter portion of the fixing rod 23 is clamped on the lower end face of the arc-shaped hole 24, the upper pipe 7 is further installed on the lower pipe 8, the purpose of facilitating installation and disassembly is achieved, the upper pipe 7 can be disassembled to take down the lifting device 5, compared with a valve structure located at the bottom in the prior art, the control portion, namely the lifting device 5, is arranged above the lifting device, installation and maintenance are facilitated, and meanwhile when the lower end of the lower pipe 8 is blocked, the upper pipe 7 can be disassembled, and the lower pipe 8 can be timely dredged.

Further, the bottom of the output shaft 6 is fixedly connected with a limiting piece 10, the limiting piece 10 is arranged in the lower pipe 8, the limiting piece 10 is of an oval structure and is concentric with the output shaft 6, a limiting groove 26 is arranged on the circumferential side surface of the limiting piece 10, and a positioning block 25 is detachably connected to the inner wall of the lower pipe 8;

the locating piece 25 with the round hole portion all is located on the major axis direction of locating part 10, the locating piece 25 is located the spacing groove 26, dead lever 23 is located on the minor axis direction of locating part 10, and is located arc hole 24 keeps away from the one end of round hole portion, the side of the minor axis direction of locating part 10 with be provided with the clearance between the 8 inner walls of lower tube, the clearance size is greater than locating piece 25.

As shown in fig. 4, the contour of the circumferential outer surface of the limiting member 10 forms an elliptical structure, that is, the upper and lower end faces of the limiting member 10 are elliptical, the limiting groove 26 in fig. 4 and 5 is expressed by dotted lines for convenience of display, the limiting groove 26 is circumferentially arranged around the limiting member 10 in a circle, the state of the limiting member 10 in fig. 4 corresponds to the state in fig. 3, the positioning block 25 is clamped in the limiting groove 26, the limiting member 10 is locked and limited by the positioning block 25 in the vertical direction, that is, in the upper and lower directions in fig. 3, so that the limiting member 10 drives the adjusting tube 12 to move up and down in the process that the lifting device 5 pushes the output shaft 6 to move up and down, thereby achieving the purpose of connecting the output shaft 6 and the adjusting tube 12.

When the upper tube 7 rotates 90 degrees counterclockwise, that is, the position-limiting element 10 rotates from fig. 4 to fig. 5, at this time, a gap between the side surface of the position-limiting element 10 in the short axis direction and the positioning block 25 is distributed, the positioning block 25 is separated from the position-limiting groove 26, and the fixing rod 23 just moves into the circular hole portion at this time, so that in the vertical direction, the positioning block 25 no longer constrains the position-limiting element 10, and the upper tube and the lower tube are in a separable state, otherwise, when the upper tube is installed, the fixing rod 23 is inserted into the circular hole portion, so that the position-limiting element 10 is in the state shown in fig. 5, and then rotates 90 degrees clockwise, so that the upper tube, the lower tube, and the position-limiting element 10 and the adjusting tube 12 can be fixed.

According to the invention, the upper pipe 7 is rotated, so that the mounting and the separation of the upper pipe and the lower pipe are realized, and the connection and the separation of the limiting piece 10 and the adjusting pipe 12 are also realized, so that one action realizes two functions, and the lifting device 5 is convenient to mount and connect with a driving part thereof.

In addition, both ends of the limiting member 10 in the long axis direction are always in contact with the inner wall of the lower tube 8 to realize a positioning function, a gap is always formed between both sides of the limiting member 10 in the long axis direction and the inner wall of the lower tube 8, the gap can accommodate the positioning block 25, so that the positioning block 25 is separated from the limiting groove 26 when in the gap, and the two positioning blocks 25, the arc-shaped holes 24 and the fixing rods 23 are symmetrically arranged to improve the structural stability.

As shown in fig. 3, the positioning block 25 is a sphere, and one end of the positioning block 25, which is far away from the limiting member 10, is fixedly connected to the connecting piece 29, the top of the adjusting tube 12 is connected to the fixing ring 28 through the screw 27, the screw 27 passes through the connecting piece 29, so as to achieve detachable connection of the positioning block 25, and the bottom of the fixing ring 28 and the top of the adjusting tube 12 are both provided with a notch in an arc shape, so that a part of the positioning block 25 is located in the notch, and a part of the positioning block extends out of the notch.

Further, the base 2 is provided with a through hole matched with the lower pipe 8, the through hole is communicated with the discharging cavity, the bottom of the lower pipe 8 is positioned in the through hole and is fixedly connected with the base 2, the side surface of the adjusting pipe 12 is fixedly connected with a lug 31, and the lug 31 is slidably arranged in the strip-shaped hole 9;

Base 2 is provided with opening recess up, the through-hole is located in the recess, 3 bottoms of storage tank are pegged graft in the recess, the cover is equipped with sealing ring 11 on the

lower tube

8, 11 bottom butt of sealing ring the recess bottom, 11 global butts of sealing ring the bottom medial surface of storage tank 3.

It is specific, the raw materials moves the inside of low tube 8 through bar hole 9 from storage tank 3, the below of regulating tube 12, and in the discharge chamber is moved through the through-hole on the

base

2, 3 lower extremes of storage tank are the round platform structure, and on the direction down, the diameter reduces gradually, groove structure and its adaptation, and then realize the effect of outrigger storage tank 3, as shown in figure 7, sealing ring 11's up end circumference is provided with first annular breach, 3 bottom global second annular breachs rather than the adaptation that are provided with of storage tank, first annular breach joint is in second annular breach, and pass through the sealing washer and connect, and then realize the sealed effect to 3 bottoms of storage tank, after storage tank 3 inserts, can effectively seal, 3 bottom open-ended diameters of storage tank are greater than the bellied diameter of the annular at 8 tops of low tube, so that storage tank 3 takes off.

The strip-shaped holes 9 are circumferentially arranged around the lower pipe 8, the convex block 31 is positioned in one of the strip-shaped holes 9, and the convex block 31 achieves a limiting effect so as to limit the stroke of the up-and-down movement of the adjusting pipe 12.

In addition, the inside fixed interior arch 30 that is provided with of regulating tube 12, arch 30 in the bottom butt of locating part 10, interior arch 30 play the supporting role, when upper tube 7 placed on lower tube 8, earlier adjust elevating gear 5 to the biggest formation, then arch 30 in the bottom butt of locating part 10 to lug 31 butt bar hole 9 bottom has realized the effect of support and location, makes locating piece 25 and spacing groove 26 be in on same height.

Further, the top of the material storage tank 3 extends out of the box body and is detachably connected with a cover plate 4, the bottom of the cover plate 4 is abutted to the top of the upper pipe 7, and one end, far away from the output shaft 6, of the lifting device 5 penetrates through the cover plate 4.

In particular, the lifting device 5 may be an electric cylinder, an air cylinder or the like, the top of which extends from the top of the upper tube 7 and passes through the cover plate 4 for the purpose of wiring.

Further, a plurality of springs 33 are circumferentially arranged on the cover plate 4, one end of each spring 33 is connected with the top of the box body, and the other end of each spring 33 is connected with the cover plate 4.

Specifically, the fixed lifting hook that is provided with in spring 33 both ends all is provided with the couple on apron 4 side and box top, and spring 33 both ends are connected on the couple through its lifting hook, realize dismantling the purpose of connection, and spring 33 extrudees apron 4 down simultaneously, makes apron 4 extrude the top of going up pipe 7 down, and then compresses tightly upper pipe 7.

In addition, as shown in fig. 6, the top of upper tube 7 is provided with a plurality of last constant head tanks, and a plurality of locating pins 32 of cover plate 4 bottom fixed connection, locating pin 32 distribute around upper tube 7 circumference, and in the last constant head tank of inserting that corresponds, realize the circumference fixed action to upper tube 7, make it unable rotation to avoid it to break away from lower tube 8.

Further, the conveying assembly comprises a main shaft 14 which is rotatably arranged in the discharge cavity, one end of the main shaft 14 is connected with a driving device 13, an auger blade 15 is arranged on the main shaft 14, a discharging groove 17 is arranged at the output end of the auger blade 15, and the discharging groove 17 is connected with a pump body 18.

Specifically, the driving device 13 can be a motor or a power takeoff in the prior art, the power takeoff is connected with a transmission system of the vehicle body, the main shaft 14 penetrates through the discharge cavity, one end of the main shaft is rotatably connected with the inner wall of the box body, the other end of the main shaft is fixedly connected with the output end of the driving device 13, the dragon blade 15 is in the prior art, the purpose of conveying raw materials is achieved, the raw materials are conveyed into the discharge chute 17, and then the raw materials are finally output by the pump body 18 to charge the raw materials.

Further, the storage tanks 3 are arranged side by side, the flood dragon blades 15 are symmetrically arranged on the main shaft 14, the spinning directions are opposite, the flood dragon blades 15 are respectively located two under the storage tanks 3, and the discharging troughs 17 are located two under gaps among the flood dragon blades 15.

Specifically, the latex matrix and the granular ammonium nitrate are respectively placed in the two storage tanks 3, the two flood dragon blades 15 are opposite in conveying direction when the main shaft 14 rotates, and are conveyed towards the gap between the two flood dragon blades 15 at the same time, and in specific implementation, one of the storage tanks 3 is opened, so that the raw materials can be respectively conveyed into the discharging groove 17.

In addition, in a second embodiment, according to the explosive formulation, the required ingredients, such as the emulsion matrix and the oil phase, can be put into the two storage tanks 3 at the same time, and the two storage tanks 3 are opened at the same time during charging, so as to achieve the functions of transportation and mixing.

Both embodiments can be adjusted according to the actual requirements.

Still fixedly in arranging the material intracavity and being provided with two and keeping off seat 19, flood dragon blade 15 is located between two fender seats 19, keeps off seat 19 and row material chamber adaptation and fixed connection to realize sealed effect, flood dragon blade 15 and the big or small adaptation in row material chamber, flood dragon blade 15 global and arrange the clearance setting between the material intracavity wall, and then improve transport efficiency, flood dragon blade 15 and the width in row material chamber all are less than the box width far away with high.

Further, the discharging groove 17 is arranged on the vehicle body, the bottom of the discharging groove 17 is an inclined plane, the discharging groove 17 is communicated with a mixing box 20, the mixing box 20 is arranged on the side face of the vehicle body, and the mixing box 20 is connected with a pump body 18 through an output pipe 21.

Specifically, the blanking groove 17 is positioned on a goods shelf of the vehicle body, the bottom of the box body is provided with a flow guide hole 16, the flow guide hole 16 is communicated with the blanking groove 17 and the material discharge cavity, and the upper end of the flow guide hole 16 is of a funnel structure.

The raw materials are carried in water conservancy diversion hole 16 through flood dragon blade 15, then drop in silo 17 down, along silo 17 bottom slope face down move to mixing box 20 in, the pump body 18 and then take out the raw materials in the mixing box 20, is provided with the powder conveying pipe at the 18 output ends of the pump body, finally inputs the big gun hole with raw materials mixture through the powder conveying pipe.

If fig. 2, the mixing box 20 is the box structure, still is connected with the auxiliary material pipe 22 on the mixing box 20, and auxiliary material pipe 22 is connected with the auxiliary material case through the second pump body, and the second pump body and auxiliary material case are installed on the automobile body, according to the explosive kind, can set up medicaments such as oil phase, aqueous phase, sensitizing agent in the auxiliary material case, and auxiliary material pipe 22 and auxiliary material case can set up a plurality ofly, and then realize the purpose that the ratio raw materials become final explosive.

The pump body 18 is a conventional pump, such as a vacuum pump, a plunger pump, etc., and preferably has a high pumping capacity.

The above-described embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various changes, modifications, alterations, and substitutions which may be made by those skilled in the art without departing from the spirit of the present invention shall fall within the protection scope defined by the claims of the present invention.

Claims

1. Tunnel blasting construction bulk explosive charging vehicle, including the automobile body, be provided with box (1) on the automobile body, its characterized in that: a plurality of material storage tanks (3) are arranged in the box body (1) side by side, the material storage tanks (3) are of a hollow structure, openings at the bottoms of the material storage tanks are buckled on a base (2), the base (2) is fixedly connected with the inner wall of the box body (1), a material discharge cavity is arranged below the base (2), hollow tubes are arranged in the material storage tanks (3), strip-shaped holes (9) communicated with the material storage tanks (3) are formed in the side surfaces of the hollow tubes, the bottoms of the hollow tubes penetrate through the base (2) and are communicated with the material discharge cavity, and the material discharge cavity is connected with a conveying assembly;

install elevating gear (5) in the hollow tube, output shaft (6) of elevating gear (5) are connected regulating tube (12), regulating tube (12) lateral surface plugs up the inner terminal surface of bar hole (9) for adjust when going up and down the opening size in bar hole (9).

2. The tunnel blasting construction bulk explosive charging vehicle according to claim 1, wherein: the hollow tube comprises an upper tube (7) and a lower tube (8) which are concentric, the bottom of the upper tube (7) is detachably connected with the top of the lower tube (8), the lifting device (5) is installed in the upper tube (7), the strip-shaped hole (9) is located in the side face of the lower tube (8), and the lower tube (8) is connected with the base (2).

3. The tunnel blasting construction bulk explosive charging vehicle according to claim 2, wherein: an annular bulge is arranged on the side face of the top of the lower pipe (8), an arc-shaped hole (24) concentric with the lower pipe (8) is formed in the annular bulge, a round hole part is formed in one end of the arc-shaped hole (24), and the diameter of the round hole part is larger than the width of an inner gap of the arc-shaped hole (24);

go up pipe (7) bottom fixed connection dead lever (23), dead lever (23) are passed arc hole (24), and the bottom is provided with the major diameter portion, the major diameter portion with hole portion adaptation, and butt annular arch bottom.

4. The tunnel blasting construction bulk explosive charging vehicle of claim 3, wherein: the bottom of the output shaft (6) is fixedly connected with a limiting piece (10), the limiting piece (10) is arranged in the lower pipe (8), the limiting piece (10) is of an oval structure and is concentric with the output shaft (6), a limiting groove (26) is formed in the circumferential side face of the limiting piece (10), and a positioning block (25) is detachably connected to the inner wall of the lower pipe (8);

locating piece (25) with round hole portion all is located on the major axis direction of locating part (10), locating piece (25) are located in spacing groove (26), dead lever (23) are located on the minor axis direction of locating part (10), and are located arc hole (24) are kept away from the one end of round hole portion, the minor axis direction's of locating part (10) the side with be provided with the clearance between lower tube (8) inner wall, the clearance size is greater than locating piece (25).

5. The tunnel blasting construction bulk explosive charging vehicle according to claim 2, wherein: the base (2) is provided with a through hole matched with the lower pipe (8), the through hole is communicated with the discharging cavity, the bottom of the lower pipe (8) is positioned in the through hole and is fixedly connected with the base (2), the side surface of the adjusting pipe (12) is fixedly connected with a lug (31), and the lug (31) is slidably arranged in the strip-shaped hole (9);

base (2) are provided with the recess that the opening is up, the through-hole is located in the recess, peg graft in storage tank (3) bottom in the recess, the cover is equipped with sealing ring (11) on low tube (8), sealing ring (11) bottom butt the recess bottom, the global butt of sealing ring (11) the bottom medial surface of storage tank (3).

6. The tunnel blasting construction bulk explosive charging vehicle according to claim 2, wherein: the storage tank (3) top extends the box, and can dismantle and be connected with apron (4), apron (4) bottom butt top pipe (7) top, elevating gear (5) are kept away from the one end of output shaft (6) is passed apron (4).

7. The tunnel blasting construction bulk explosive charging vehicle of claim 6, wherein: a plurality of springs (33) are circumferentially arranged on the cover plate (4), one end of each spring (33) is connected with the top of the box body, and the other end of each spring is connected with the cover plate (4).

8. The tunnel blasting construction bulk explosive charging vehicle according to claim 1, wherein: the conveying assembly comprises a rotatable main shaft (14) arranged in the discharge cavity, one end of the main shaft (14) is connected with a driving device (13), a flood dragon blade (15) is arranged on the main shaft (14), a discharging groove (17) is arranged at the output end of the flood dragon blade (15), and the discharging groove (17) is connected with a pump body (18).

9. The tunnel blasting construction bulk explosive charging vehicle of claim 8, wherein: storage tank (3) are provided with two side by side, flood dragon blade (15) are in main shaft (14) go up the symmetry be provided with two, and spin opposite direction, two flood dragon blade (15) are located two respectively under storage tank (3), silo (17) are located two down under the clearance between flood dragon blade (15).

10. The bulk explosive charging vehicle for tunnel blasting construction according to claim 9, wherein: the utility model discloses a pump body, including unloading groove (17), unloading groove (17) sets up on the automobile body, the bottom of unloading groove (17) is the inclined plane, unloading groove (17) intercommunication has mixing box (20), mixing box (20) are installed on the automobile body side, mixing box (20) are through output tube (21) connection pump body (18).