A folding delivery civilian explosive device

Abstract

The present application relates to a kind of folding delivery civil blasting device, which includes unmanned platform, primary delivery structure, secondary delivery structure and wall blasting structure;Unmanned platform has mobile function, for transporting wall blasting structure to specified position;Primary delivery structure is fixedly installed on the top of unmanned platform, for driving secondary delivery structure to move along horizontal direction;Wall blasting structure can be detachably installed on the end of secondary delivery structure, and supported on primary delivery structure;Wall blasting structure adopts folding structure, and can be switched between folded state and unfolded state, for realizing remote blasting of wall at specified position;Secondary delivery structure is used to drive wall blasting structure to unfold.The civil blasting device greatly reduces the space occupied when itself is stored and transported, realizes efficient transportation and installation in complex working environment, and can ensure the absolute safety of personnel.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of blasting technology, in particular to a folding delivery civil blasting device. BACKGROUND

[0002] Wall blasting is an engineering technology that uses explosives or other blasting devices to destroy the structure of the entire wall or specified location, mainly used for building demolition, underground engineering (subway or tunnel), dam construction or reconstruction, etc., especially suitable for work sites with poor transportation and no large-scale equipment construction site.

[0003] Wall blasting faces complex working environment, and personnel safety and environmental impact during the blasting process must be fully considered. The blasting work itself has high safety risks, and improper operation may cause personnel casualties or damage to the surrounding environment. The existing wall blasting mostly uses fixed blasting structure, which is installed at the specified location of the wall by relevant personnel, and then remote detonation is implemented after the personnel evacuate. This blasting method is inefficient, and the size of the blasting structure is often fixed, which causes many difficulties in transportation and installation, and poses a threat to personnel safety.

[0004] Currently, the wall blasting equipment mainly has the defects of inconvenient movement, large size and difficult installation. SUMMARY

[0005] Therefore, the present application provides a folding delivery civil blasting device, which adopts a folding design, greatly reducing the space occupied during storage and transportation, and uses an unmanned platform and a two-stage delivery mechanism to automatically unfold the wall blasting structure after transporting it to the specified location, and then deliver it after reaching the required wall breaking size. After the unmanned platform evacuates, remote detonation is implemented, realizing efficient transportation and installation in complex working environment and ensuring absolute safety of personnel.

[0006] To achieve the above purpose, the present application provides the following technical solutions:

[0007] A folding delivery civil blasting device, the civil blasting device comprising an unmanned platform, a first delivery structure, a second delivery structure and a wall blasting structure;

[0008] The unmanned platform has a moving function for transporting the wall blasting structure to a specified location;

[0009] The first delivery structure is fixedly installed on the top of the unmanned platform and is used to drive the second delivery structure to move in the horizontal direction;

[0010] The wall blasting structure can be detachably installed at the end of the secondary delivery structure and supported on the primary delivery structure; the wall blasting structure adopts a folding structure and can be switched between a folded state and an unfolded state, so as to realize remote blasting of the wall at a designated position;

[0011] The secondary delivery structure is used to drive the wall blasting structure from the folded state to the unfolded state;

[0012] When the unmanned platform reaches the designated position, the wall blasting structure is driven to move towards the wall by the primary delivery structure, and when the wall blasting structure is in full contact with the wall, the wall blasting structure is unfolded by the secondary delivery structure, and when the wall blasting structure is fully unfolded, the wall blasting structure is separated from the secondary delivery structure, the delivery of the wall blasting structure is completed, so that the unmanned platform returns with the primary delivery structure and the secondary delivery structure, and performs remote detonation of the wall blasting structure.

[0013] Further, the primary delivery structure comprises a roof plate, a pen-type push rod, a delivery plate and first ball bearings;

[0014] The roof plate is fixedly installed at the top of the unmanned platform and provided with a support plate at one end away from the pen-type push rod for supporting the wall blasting structure;

[0015] The bottom surface of the delivery plate is provided with a plurality of first ball bearings, and the delivery plate is supported on the roof plate through the first ball bearings; the delivery plate is provided with an opening slot capable of passing through the support plate; the stationary end of the pen-type push rod is rotationally connected to the roof plate, and the telescopic end is rotationally connected to the delivery plate, so as to drive the delivery plate to reciprocally move along the front-rear direction of the unmanned platform;

[0016] The secondary delivery structure is fixedly installed on the delivery plate.

[0017] Further, a rear push rod connecting piece and a front push rod connecting piece are further included;

[0018] The pen-type push rod is provided with two, and the two pen-type push rods are arranged in parallel;

[0019] The stationary end of the pen-type push rod is connected to the roof plate through the rear push rod connecting piece, and the telescopic end is connected to the delivery plate through the front push rod connecting piece.

[0020] Further, the secondary delivery structure comprises a secondary delivery base, a motor base, a torque motor, a lead screw, a lead screw base, a sliding block, a supporting rod, an electromagnet, a push sleeve and a fixed base;

[0021] The secondary delivery base is fixedly installed on the top of the delivery plate and is provided with a bottom groove capable of passing through the support plate;

[0022] The torque motor is fixedly installed on the top of the secondary delivery base through the motor base;

[0023] The lead screw base is fixedly installed on the top of the secondary delivery base and is provided with a through hole on the top of the end away from the torque motor;

[0024] The lead screw is rotatably installed on the lead screw base and is in transmission connection with the output shaft of the torque motor at one end;

[0025] The sliding block is in screw cooperation with the lead screw;

[0026] One end of the supporting rod is fixedly installed on the top of the lead screw base and is arranged in parallel with the lead screw;

[0027] The push sleeve is sleeved outside the supporting rod, is fixedly connected with the sliding block at one end, and is supported in the through hole of the lead screw base at the other end;

[0028] The outer end of the supporting rod away from the torque motor is fixedly connected with the electromagnet, and the electromagnet is used for attracting the fixed base through magnetic force;

[0029] The wall blasting structure is hung on the end of the supporting rod.

[0030] Further, a speed reducer for transmission connection between the output shaft of the torque motor and the lead screw is further included;

[0031] The support rod and the lead screw base are in threaded connection.

[0032] Further, the wall blasting structure includes a plurality of charge connecting rods, a driving sliding block, and a plurality of driven sliding blocks;

[0033] The driving sliding block is provided with a central hole and a groove;

[0034] The end of the supporting rod passes through the central hole of the driving sliding block;

[0035] The fixed base is fixedly installed in the groove in shape cooperation;

[0036] The plurality of charge connecting rods are movably connected together through the driving sliding block and the plurality of driven sliding blocks, so that the wall blasting structure can be switched between the folded state and the unfolded state; when the wall blasting structure is in the folded state, the plurality of charge connecting rods are arranged in parallel, and the driving sliding block and the driven sliding blocks are located at two ends of the charge connecting rods; when the wall blasting structure is in the unfolded state, the plurality of charge connecting rods, the driving sliding block and the plurality of driven sliding blocks are laid on the wall surface to form a mesh structure.

[0037] Further, the driven sliding block comprises two connecting driven sliding blocks and three connecting driven sliding blocks.

[0038] The three connecting driven sliding blocks are connected with the end portions of the three charge connecting rods.

[0039] The two connecting driven sliding blocks are connected with the end portions of the two charge connecting rods.

[0040] The second rolling ball is installed at the center of each three connecting driven sliding block.

[0041] The second rolling ball is used for rolling along the wall surface.

[0042] When the wall blasting structure is in the folded state, the driving sliding block and the plurality of two connecting driven sliding blocks are located at one end of the plurality of charge connecting rods, and the plurality of three connecting driven sliding blocks are located at the other end of the plurality of charge connecting rods; and the driving sliding block is located at the center of the plurality of two connecting driven sliding blocks.

[0043] Further, the charge connecting rod is made of carbon fiber, glass fiber or aluminum plate.

[0044] Compared with the prior art, the present application has the following beneficial effects:

[0045] 1、The wall blasting structure of the civil blasting device adopts a folding structure, and the folding mechanism is combined with the blasting device, so that the flexibility of the blasting device in size can be greatly improved, the space size occupied by the blasting device during storage and transportation is greatly reduced, and the blasting device can be stored and transported in a narrow space.

[0046] 2、The civil blasting device of the present application can realize the transportation, installation and delivery of the wall blasting structure through the unmanned platform and the two-stage delivery structure, without the intervention of additional personnel throughout the process, thereby ensuring the safety of the relevant personnel and improving the work efficiency under the premise of higher safety guarantee. BRIEF DESCRIPTION OF DRAWINGS

[0047] Figure 1 It is a schematic diagram of the overall structure of the civil blasting device of the present application.

[0048] Figure 2A schematic diagram of the overall structure of the primary delivery system;

[0049] Figure 3 This is a schematic diagram of the three-dimensional structure of the delivery plate;

[0050] Figure 4 This is a schematic diagram of the overall structure of the two-stage delivery system;

[0051] Figure 5 This is a schematic diagram of the exploded structure at the end of the support rod;

[0052] Figure 6 A schematic diagram of the wall demolition structure in a folded state;

[0053] Figure 7 This is a schematic diagram of the wall demolition structure during the unfolding process.

[0054] Figure 8 This is a flowchart illustrating the process of using the civilian blasting device of the present invention for wall blasting.

[0055] Among them, 1-unmanned platform, 2-first-level delivery structure, 3-second-level delivery structure, 4-wall blasting structure, 21-roof plate, 22-pen-type push rod, 23-delivery plate, 24-first ball bearing, 25-support plate, 31-second-level delivery base, 32-torque motor, 33-lead screw, 34-slider, 35-support rod, 36-electromagnet, 37-push sleeve, 38-fixed base, 41-charge connecting rod, 42-active slider, 43-second-connection driven slider, 44-third-connection driven slider, 45-second ball bearing, 231-opening slot, 311-motor base, 312-lead screw base, 313-bottom groove. Detailed Implementation

[0056] The technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of the present invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of the present invention.

[0057] This invention provides a foldable and delivery-type civilian explosive device, such as... Figure 1 As shown, the civilian blasting device includes an unmanned platform 1, a primary delivery structure 2, a secondary delivery structure 3, and a wall blasting structure 4; the unmanned platform 1 has a mobile function, used to transport the wall blasting structure 4 to a designated location; the unmanned platform 1 can be used for... Figure 1The wheeled unmanned vehicle in the system can also be other self-propelled equipment. The primary delivery structure 2 is fixedly installed on the top of the unmanned platform 1, used to drive the secondary delivery structure 3 to move horizontally, thereby pushing the secondary delivery structure 3 and the wall blasting structure 4 as a whole onto the wall surface. The wall blasting structure 4 can be detachably installed at the end of the secondary delivery structure 3 and supported on the primary delivery structure 2, used to drive the wall blasting structure 4 from a folded state to an unfolded state, thereby realizing the unfolding of the wall blasting structure 4 on the wall; the wall blasting structure 4 adopts a folding structure and can switch between folded and unfolded states, used to achieve remote blasting of walls at designated locations; the wall blasting structure 4 maintains its position during storage and transportation. Figure 1 The folded state of the structure occupies less space compared to traditional fixed-size explosive structures; for example... Figure 8 As shown, when the unmanned platform 1 reaches the designated position, it uses the primary delivery structure 2 to drive the wall blasting structure 4 to move towards the wall. When the wall blasting structure 4 is in complete contact with the wall surface, it uses the secondary delivery structure 3 to drive the wall blasting structure 4 to unfold. When the wall blasting structure 4 is fully unfolded, it separates from the secondary delivery structure 3, completing the deployment of the wall blasting structure 4. This allows the unmanned platform 1 to return with the primary delivery structure 2 and the secondary delivery structure 3 and perform the remote detonation of the wall blasting structure 4.

[0058] like Figure 2 and Figure 3 As shown, the primary delivery structure 2 includes a roof panel 21, a pen-shaped push rod 22, a delivery plate 23, and first ball bearings 24. The roof panel 21 is fixedly installed on the top of the unmanned platform 1, and a support plate 25 for supporting the wall blasting structure 4 is provided at the end away from the pen-shaped push rod 22. Multiple first ball bearings 24 are installed on the bottom surface of the delivery plate 23, and are supported on the roof panel 21 by the first ball bearings 24. The delivery plate 23 is provided with an opening slot 231 through which the support plate 25 can pass. The stationary end of the pen-shaped push rod 22 is rotatably connected to the roof panel 21, and the telescopic end is rotatably connected to the delivery plate 23, for driving the delivery plate 23 to reciprocate along the front-rear direction of the unmanned platform 1. The secondary delivery structure 3 is fixedly installed on the delivery plate 23. When delivery is required, the telescopic end of the pen-shaped push rod 22 extends toward the wall blasting structure 4, and the delivery plate 23 and the secondary delivery structure 3 drive the wall blasting structure 4 to move together toward the direction away from the unmanned platform 1. Once delivery is complete, the pen-shaped push rod 22 retracts, the telescopic end moves toward the stationary end, and the delivery plate 23 and the secondary delivery structure 3 retract together.

[0059] The first delivery structure 2 further comprises a rear push rod connector and a front push rod connector; two pen push rods 22 are provided and arranged in parallel; the static end of the pen push rod 22 is connected to the roof panel 21 through the rear push rod connector, and the telescopic end is connected to the delivery panel 23 through the front push rod connector. The rear push rod connector and the front push rod connector can be fixedly installed on the roof panel 21 through bolts and nuts.

[0060] As shown in Figure 4 and Figure 5 The secondary delivery structure 3 comprises a secondary delivery base 31, a motor base 311, a torque motor 32, a lead screw 33, a lead screw base 312, a sliding block 34, a supporting rod 35, an electromagnet 36, a push sleeve 37, and a fixed base 38; the secondary delivery base 31 is fixedly installed on the top of the delivery panel 23 and is provided with a bottom groove 313 capable of passing through the support panel 25; the torque motor 32 is fixedly installed on the top of the secondary delivery base 31 through the motor base 311; the motor base 311 is fixedly installed on the secondary delivery base 31 through bolts and nuts; the lead screw base 312 is fixedly installed on the top of the secondary delivery base 31 and is provided with a through hole at the top of the end away from the torque motor 32, and the radius of the through hole can be the same as that of the push sleeve 37; the lead screw 33 is rotatably installed on the lead screw base 312 and is transmissionally connected to the output shaft of the torque motor 32 at one end; the sliding block 34 is screwedly matched with the lead screw 33; one end of the supporting rod 35 is fixedly installed on the top of the lead screw base 312 and is arranged in parallel with the lead screw 33; the supporting rod 35 and the lead screw base 312 can be connected through threads, for example, an external thread is arranged at the end of the supporting rod 35, and a threaded hole is arranged on the lead screw base 312, and the external thread at the end of the supporting rod 35 is threadedly connected with the threaded hole of the lead screw base 312; the push sleeve 37 is sleeved outside the supporting rod 35, one end is fixedly connected with the sliding block 34, and the other end is supported in the through hole of the lead screw base 312; the push sleeve 37 is supported through the sliding block 34 and the lead screw base 312 and is constrained through the through hole; the electromagnet 36 is fixedly connected to the outer end of the supporting rod 35 away from the torque motor 32, and the electromagnet 36 is used for attracting and fixing the fixed base 38 through magnetic force; the wall body blasting structure 4 is hung at the end of the supporting rod 35 and is limited through the fixed base 38.

[0061] Preferably, the secondary delivery structure 3 further comprises a speed reducer for transmissionally connecting the output shaft of the torque motor 32 and the lead screw 33; the supporting rod and the lead screw base 312 are connected through threads.

[0062] As shown in Figure 6 and Figure 7As shown, the wall blasting structure 4 comprises a plurality of charge connecting rods 41, a driving sliding block 42 and a plurality of driven sliding blocks 34; the driving sliding block 42 is provided with a central hole and a groove; the end of the supporting rod 35 passes through the central hole of the driving sliding block 42; the fixed base 38 is fixedly installed in the groove in a shape-fitting manner, so that the fixed base 38 is integrated with the driving sliding block 42; the plurality of charge connecting rods 41 are movably connected together through the driving sliding block 42 and the plurality of driven sliding blocks 34, so that the wall blasting structure 4 can be switched between the folded state and the unfolded state; when the wall blasting structure 4 is in the folded state, the plurality of charge connecting rods 41 are arranged in parallel, and the driving sliding block 42 and the driven sliding blocks 34 are located at both ends of the charge connecting rods 41; when the wall blasting structure 4 is in the unfolded state, the plurality of charge connecting rods 41, the driving sliding block 42 and the plurality of driven sliding blocks 34 are laid on the wall surface to form a mesh structure. The driven sliding block 34 comprises a two-connected driven sliding block 43 and a three-connected driven sliding block 44; the three-connected driven sliding block 44 is connected with the end of the three charge connecting rods 41; the two-connected driven sliding block 43 is connected with the end of the two charge connecting rods 41; a second ball 45 is installed at the center of each three-connected driven sliding block 44; the second ball 45 is used for rolling along the wall surface, and converts the sliding friction between the wall blasting structure 4 and the wall surface into rolling friction through the second ball 45, so that the blasting structure is more easily unfolded, thereby being able to reduce the driving torque of the torque motor 32; when the wall blasting structure 4 is in the folded state, the driving sliding block 42 and the plurality of two-connected driven sliding blocks 43 are located at one end of the plurality of charge connecting rods 41, and the plurality of three-connected driven sliding blocks 44 are located at the other end of the plurality of charge connecting rods 41; the driving sliding block 42 is located at the center of the plurality of two-connected driven sliding blocks 43. The charge connecting rod 41 is made of carbon fiber, glass fiber or aluminum plate.

[0063] As shown in Figure 6 and Figure 7 In this embodiment, the wall blasting structure 4 provided with 12 charge connecting rods 41, 1 driving sliding block 42, 4 two-connected driven sliding blocks 43 and 4 three-connected driven sliding blocks 44 is taken as an example for illustration, when the wall blasting structure 4 is in the folded state, as shown in Figure 1 and Figure 6As shown, 12 charge connecting rods 41 are in a horizontal state, one active slider 42 and four secondary connection driven sliders 43 are located at the same end of the 12 charge connecting rods 41, each secondary connection driven slider 43 is hinged to the same end of two charge connecting rods 41, and the active slider 42 is located at the center position of the four secondary connection driven sliders 43; four tertiary connection driven sliders 44 are located at the other end of the 12 charge connecting rods 41, and each tertiary connection driven slider 44 is hinged to three charge connecting rods 41; the charge connecting rod 41 at the bottom of the wall blasting structure 4 is supported on the top of the support plate 25, the recess in the active slider 42 is fixedly installed with a fixed base 38, the supporting rod 35 passes through the center hole of the active slider 42, and the electromagnetic iron 36 is fixedly installed at the end of the supporting rod 35, and the fixed base 38 is adsorbed together through the magnetic force of the electromagnetic iron 36, and the connection and separation between the fixed base 38 can be easily completed through the on-off of the electromagnetic iron 36, which facilitates the separation of the secondary delivery structure 3 and the wall blasting structure 4, simplifies the delivery of the wall blasting structure 4, so that the unmanned platform 1 carries the two-stage delivery structure to return, and then performs remote detonation.

[0064] Since the unfolding of the wall blasting structure 4 requires a certain space, the first delivery structure 2 is needed to deliver the secondary delivery structure 3 and the wall blasting structure 4 as a whole to the front end of the unmanned platform 1, so that the wall blasting structure 4 can be unfolded, and the secondary delivery structure 3 and the wall blasting structure 4 can be delivered as a whole to the appropriate position through the pen push rod 22. The bottom surface of the delivery plate 23 in the first delivery structure 2 is provided with a plurality of first balls 24, which convert the sliding friction generated during the relative movement between the delivery plate 23 and the roof plate 21 into rolling friction, so that the first delivery structure 2 can deliver the secondary delivery structure 3 and the wall blasting structure 4 to the front end of the unmanned platform 1, and then realize the unfolding of the wall blasting structure 4.

[0065] Figure 8 The flow chart of the wall blasting task performed by the embodiment is given. The unmanned platform 1 carries the two-stage delivery structure and the blasting structure for transportation; when reaching the specified delivery position, the pen push rod 22 of the first delivery structure 2 is extended to drive the secondary delivery structure 3 and the blasting structure as a whole to the front end of the unmanned platform 1 through the delivery plate 23, so that the blasting structure can be unfolded, and at the same time, it is necessary to ensure that the fixed base 38 in the secondary delivery structure 3 is completely attached to the wall surface; then, the blasting structure is gradually opened through the secondary delivery platform until it is completely attached to the wall surface; finally, the connection between the supporting rod 35 and the fixed base 38 is disconnected through the electromagnetic iron 36, the secondary delivery structure 3 is recovered through the first delivery structure 2, and after the unmanned platform 1 returns, remote detonation is implemented to complete the blasting task.

[0066] It will be apparent to those skilled in the art that various modifications and variations can be made to the embodiments of the present application without departing from the spirit and scope of the application. Thus, it is intended that the present application cover the modifications and variations of this application provided they come within the scope of the appended claims and their equivalents.

Claims

1. A foldable and deployable civilian explosive device, characterized in that, This includes unmanned platforms, primary delivery structures, secondary delivery structures, and wall blasting structures; The unmanned platform has a mobility function and is used to transport the wall demolition structure to a designated location; The primary delivery structure is fixedly installed on the top of the unmanned platform and is used to drive the secondary delivery structure to move horizontally. The wall blasting structure can be detachably installed at the end of the secondary delivery structure and supported on the primary delivery structure; the wall blasting structure adopts a folding structure and can switch between folded and unfolded states to achieve remote blasting of walls at designated locations. The secondary delivery structure is used to drive the wall demolition structure from a folded state to an unfolded state. Once the unmanned platform reaches the designated location, the primary delivery structure drives the wall-breaking structure to move towards the wall. After the wall-breaking structure makes full contact with the wall surface, the secondary delivery structure drives the wall-breaking structure to unfold. After the wall-breaking structure is fully unfolded, it separates from the secondary delivery structure, completing the deployment of the wall-breaking structure. This allows the unmanned platform to return carrying the primary and secondary delivery structures and remotely detonate the wall-breaking structure. The primary delivery structure includes a roof panel, a pen-shaped push rod, a delivery plate, and a first ball bearing. The roof panel is fixedly installed on the top of the unmanned platform, and a support plate for supporting the wall blasting structure is provided at the end away from the pen-type push rod. The bottom surface of the delivery plate is equipped with a plurality of the first ball bearings, which are supported on the roof plate by the first ball bearings; the delivery plate is provided with an opening slot through which the support plate can pass. The stationary end of the pen-shaped push rod is rotatably connected to the roof panel, and the telescopic end is rotatably connected to the delivery plate, which is used to drive the delivery plate to move back and forth along the front and rear direction of the unmanned platform. The secondary delivery structure is fixedly installed on the delivery plate; The secondary delivery structure includes a secondary delivery base, a motor base, a torque motor, a lead screw, a lead screw base, a slider, a support rod, an electromagnet, a push sleeve, and a fixed base. The secondary delivery base is fixedly installed on the top of the delivery plate and is provided with a bottom groove that allows passage through the support plate; The torque motor is fixedly mounted on the top of the secondary delivery base via the motor base; The lead screw base is fixedly installed on the top of the secondary delivery base, and a through hole is provided at the top of the end away from the torque motor; The lead screw is rotatably mounted on the lead screw base, and one end is connected to the output shaft of the torque motor for transmission. The slider is helically engaged with the lead screw. One end of the support rod is fixedly installed on the top of the lead screw base and is arranged parallel to the lead screw; The push sleeve is fitted onto the outside of the support rod, with one end fixedly connected to the slider and the other end supported in the through hole of the lead screw base; The electromagnet is fixedly connected to the outer end of the support rod away from the torque motor. The electromagnet is used to magnetically attract the fixed base. The wall blasting structure is suspended at the end of the support rod; The wall blasting structure includes multiple charging connecting rods, an active slider, and multiple driven sliders; The active slider is provided with a central hole and a groove; The end of the support rod passes through the central hole of the active slider; The fixed base is fixedly installed in the groove in a shape that fits the shape of the fixed base; Multiple charge connecting rods are movably connected together via an active slider and multiple driven sliders, enabling the wall blasting structure to switch between a folded state and an unfolded state. When the wall blasting structure is in the folded state, the multiple charge connecting rods are arranged in parallel, with the active slider and the driven slider located at both ends of the charge connecting rods. When the wall blasting structure is in the unfolded state, the multiple charge connecting rods, the active slider, and the multiple driven sliders are laid flat on the wall surface to form a mesh structure.

2. The civilian blasting device according to claim 1, characterized in that, It also includes the rear push rod connector and the front push rod connector; There are two pen-type push rods, and the two pen-type push rods are arranged in parallel. The stationary end of the pen-shaped push rod is connected to the roof panel via the rear push rod connector, and the telescopic end is connected to the delivery plate via the front push rod connector.

3. The civilian blasting device according to claim 1, characterized in that, It also includes a reducer for driving the output shaft of the torque motor to the lead screw; The support rod and the lead screw base are connected by a thread.

4. The civilian blasting device according to claim 1, characterized in that, The driven slider includes a two-connected driven slider and a three-connected driven slider; The three-connected driven sliders are connected to the ends of the three charge connecting rods; The two connected driven sliders are connected to the ends of the two charging connecting rods; A second ball bearing is installed at the center of each of the three-connected driven sliders; The second ball bearing is used to roll along the wall surface; When the wall blasting structure is in a folded state, the active slider and the plurality of two-connected driven sliders are located at one end of the plurality of charge connecting rods, and the plurality of three-connected driven sliders are located at the other end of the plurality of charge connecting rods; the active slider is located at the center of the plurality of two-connected driven sliders.

5. The civilian blasting device according to claim 1, characterized in that, The propellant loading connecting rod is made of carbon fiber, glass fiber, or aluminum plate.

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