Adjusting device for controlling uniform blasting charge density

Abstract

The utility model relates to the technical field of blasting charge, in particular to a uniform adjusting device for controlling the blasting charge density, which comprises a first charge cylinder, the inner side of the first charge cylinder is movably connected with a second charge cylinder, the inner side of the second charge cylinder is in threaded connection with a threaded rod, and the surface of the threaded rod is movably connected with a push plate. The surface of the push plate is fixedly connected with a limiting rod, and the limiting rod is movably connected with the second medicine charging cylinder. The pulling plate is pulled to enable the movable rod to move in the fixed plate, the elastic property of the spring is matched, so that the connecting plate and the rubber block can knock the first explosive charging barrel under the action of the movable rod and the spring, vibration generated by knocking enables explosive gaps to be reduced when explosives are charged, the explosives can be prevented from loosening, and the explosive charging efficiency is improved. And therefore, the explosive filling can be more uniform and compact, the explosive filling density can be adjusted, and the blasting quality and effect can be improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of blasting charge, specifically is a control blasting charge density uniform adjusting device. BACKGROUND

[0002] Blasting is a technology that uses the compression, loosening, destruction, throwing and killing effects of explosives when they explode in air, water, soil or rock medium or objects to achieve the desired engineering or military purpose. Through the explosion of explosives, a large amount of energy is released, causing the medium (such as rock or concrete) to compress, deform, break, loosen and throw. Blasting charge refers to a shaped and quantified explosive with a certain structure that can be directly used for blasting operations, also known as "charge bag". Blasting charge device is a device used in blasting engineering to efficiently and uniformly fill explosives into blast holes. It can transport explosives from the explosive tank along the charge pipe to the blast hole.

[0003] In the prior art, when charging explosives, gaps exist between the explosives after they enter the charging barrel. Since the gaps between the explosive particles cannot be well reduced, the explosives in the charging barrel are relatively loose, which is not conducive to ensuring the tightness of the filling and improving the overall density, thereby not conducive to optimizing the capacity release and blasting effect. Therefore, in order to solve the above problems, a control blasting charge density uniform adjusting device is proposed. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a control blasting charge density uniform adjusting device to solve the problem that the gaps between the explosive particles cannot be well reduced, the explosives in the charging barrel are relatively loose, which is not conducive to ensuring the tightness of the filling and improving the overall density, thereby not conducive to optimizing the capacity release and blasting effect.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a control blasting charge density uniform adjusting device, comprising a first charging barrel, a second charging barrel movably connected to the inner side of the first charging barrel, a threaded rod screwedly connected to the inner side of the second charging barrel, a push plate movably connected to the surface of the threaded rod, a limiting rod fixedly connected to the surface of the push plate, and the limiting rod movably connected to the second charging barrel.

[0006] The surface of the first charging barrel is provided with a vibration mechanism, the vibration mechanism comprising a fixed plate fixedly connected to the surface of the first charging barrel, an activity rod movably connected to the inner side of the fixed plate, a pull plate fixedly connected to the top end of the activity rod, a connecting plate fixedly connected to the bottom end of the activity rod, a rubber block fixedly connected to the bottom end of the connecting plate, and a spring fixedly connected to the surface of the pull plate.

[0007] Preferably, the vibrating mechanism further comprises a fixed rod, the fixed rod is fixedly connected to the surface of the pull plate, the fixed rod is fixedly connected to the pull plate in two groups, and the fixed rod moves in the inner side of the fixed plate.

[0008] Preferably, one end of the movable rod is fixedly connected to the pull plate, the other end of the movable rod is fixedly connected to the connecting plate, and the rubber blocks are uniformly distributed at the bottom end of the connecting plate.

[0009] Preferably, one end of the spring is fixedly connected to the fixed plate, and the other end of the spring is fixedly connected to the pull plate.

[0010] Preferably, the surface of the first charging barrel is provided with an extension mechanism, the extension mechanism comprises a fixed block, the fixed block is fixedly connected to the surface of the first charging barrel, the inner side of the fixed block is movably connected with a screw rod, the surface of the second charging barrel is fixedly connected with a connecting block, the inner wall of the first charging barrel is fixedly connected with a limiting block, and a limiting groove is formed in the surface of the second charging barrel.

[0011] Preferably, the connecting block is movably connected with the screw rod through threads, the limiting block is fixedly connected to the first charging barrel in four groups, and the limiting block is movably connected with the limiting groove.

[0012] Compared with the prior art, the utility model has the beneficial effects that:

[0013] 1. By pulling the pull plate, the movable rod moves in the fixed plate, and the elasticity of the spring enables the connecting plate and the rubber block to knock the first charging barrel under the action of the movable rod and the spring, the vibration generated by the knocking enables the gap between the explosives to be reduced when the explosives are filled, the explosives can be prevented from being loose, and the filling of the explosives can be more uniform and compact, so that the density of the explosives can be adjusted, and the blasting quality and effect can be improved.

[0014] 2. By rotating the screw rod, the connecting block can drive the second charging barrel to move in the first charging barrel under the action of the screw rod, and the telescopic second charging barrel can be realized, so that the length of the first charging barrel can be extended, and the filling capacity of the explosives can be flexibly controlled when the explosives are filled, and different blasting charging requirements can be met. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a structure front view schematic diagram of the utility model;

[0016] Figure 2 It is a structure front view schematic diagram of the utility model;

[0017] Figure 3The utility model discloses fixed plate and the structure of connecting plate's down view cross section explosion schematic diagram.

[0018] Figure 4 The utility model discloses screw rod and the structure of second cartridge's front view cross section explosion schematic diagram.

[0019] In the drawing: 1, first cartridge; 11, second cartridge; 12, threaded rod; 13, push plate; 14, limit rod; 2, fixed plate; 21, movable rod; 22, pull plate; 23, connecting plate; 24, rubber block; 25, spring; 26, fixed rod; 3, fixed block; 31, screw rod; 32, connecting block; 33, limit block; 34, limit slot. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model and not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0021] Please refer to Figures 1-4 An embodiment provided by the utility model:

[0022] A kind of control blasting charge density uniformity adjusting device, including first cartridge 1, the inner side of first cartridge 1 is movably connected with second cartridge 11, the inner side of second cartridge 11 is threadedly connected with threaded rod 12, the surface of threaded rod 12 is movably connected with push plate 13, the surface of push plate 13 is fixedly connected with limit rod 14, limit rod 14 and second cartridge 11 are movably connected, by filling explosive into first cartridge 1 and second cartridge 11, the rotation of threaded rod 12 cooperates with the limiting effect of limit rod 14, so that push plate 13 can move, and then the push-out of explosive can be realized;

[0023] The surface of first cartridge 1 is provided with vibration mechanism, and the vibration mechanism includes fixed plate 2, the surface of fixed plate 2 is fixedly connected with first cartridge 1, the inner side of fixed plate 2 is movably connected with movable rod 21, the top of movable rod 21 is fixedly connected with pull plate 22, the bottom of movable rod 21 is fixedly connected with connecting plate 23, the bottom of connecting plate 23 is fixedly connected with rubber block 24, the surface of pull plate 22 is fixedly connected with spring 25, by the setting of connecting plate 23 and rubber block 24, when first cartridge 1 is knocked, the vibration generated by knocking makes that when explosive is filled, the gap between explosive particles can be reduced, so that filling can be more uniform and compact, thereby being favorable to the effect of blasting.

[0024] Further, the vibrating mechanism further comprises a fixed rod 26 fixedly connected to the surface of the pull plate 22, the fixed rod 26 is fixedly connected to the pull plate 22 in two groups, and the fixed rod 26 is movably arranged on the inner side of the fixed plate 2. Through the arrangement of the fixed rod 26, when the pull plate 22 drives the movable rod 21 to move in the fixed plate 2, the fixed rod 26 moves accordingly, which facilitates the stable movement of the connecting plate 23 and the rubber block 24.

[0025] Further, one end of the movable rod 21 is fixedly connected to the pull plate 22, and the other end of the movable rod 21 is fixedly connected to the connecting plate 23. The rubber blocks 24 are evenly distributed at the bottom end of the connecting plate 23. Through the movement of the movable rod 21 in the fixed plate 2, the connecting plate 23 drives the rubber blocks 24 to move accordingly, and cooperates with the elastic property of the spring 25, which facilitates the connecting plate 23 and the rubber block 24 to knock the surface of the first charge cylinder 1, so that the first charge cylinder 1 and the second charge cylinder 11 vibrate, and the vibration can make the explosive particles more closely arranged, thereby facilitating the adjustment of the density.

[0026] Further, one end of the spring 25 is fixedly connected to the fixed plate 2, and the other end of the spring 25 is fixedly connected to the pull plate 22. Through the arrangement of the spring 25, the pull plate 22 can be reset, and the connecting plate 23 can be reset accordingly, and the rubber block 24 can knock the first charge cylinder 1.

[0027] Further, the surface of the first charge cylinder 1 is provided with an extension mechanism, the extension mechanism comprises a fixed block 3 fixedly connected to the surface of the first charge cylinder 1, a screw rod 31 movably connected to the inner side of the fixed block 3, a connecting block 32 fixedly connected to the surface of the second charge cylinder 11, a limiting block 33 fixedly connected to the inner wall of the first charge cylinder 1, and a limiting groove 34 formed in the surface of the second charge cylinder 11. Through the rotation of the screw rod 31, the connecting block 32 drives the second charge cylinder 11 to move in the first charge cylinder 1 under the action of the screw rod 31, thereby facilitating the extension of the first charge cylinder 1, and the capacity of the explosive loading can be adjusted, thereby making the charging more flexible.

[0028] Further, the connecting block 32 is movably connected to the screw rod 31 through threads, the limiting block 33 is fixedly connected to the first charge cylinder 1 in four groups, and the limiting block 33 is movably connected to the limiting groove 34. Through the arrangement of the limiting block 33 and the formation of the limiting groove 34, the movement of the second charge cylinder 11 in the first charge cylinder 1 can be limited, and the deviation of the second charge cylinder 11 under the action of the connecting block 32 driven by the screw rod 31 can be avoided.

[0029] Working principle: in use, pull the pull plate 22, realize the activity pole 21 under the action of the pull plate 22 in the fixed plate 2, the connecting plate 23 and the rubber block 24 move under the action of the activity pole 21, and the fixed rod 26 moves in the fixed plate 2, at this time, the spring 25 is in the contraction state, by loosening the pull plate 22, realize the reset of the connecting plate 23 under the rebound action of the spring 25, in turn, the connecting plate 23 and the rubber block 24 can knock the first charge cylinder 1, the vibration produced by knocking can reduce the gap between the explosives, and the explosives are filled more closely.

[0030] Rotating the screw rod 31, the second charge cylinder 11 is limited by the limiting block 33 and the limiting groove 34, so that the connecting block 32 moves under the action of the screw rod 31 and drives the second charge cylinder 11 to move in the first charge cylinder 1, and then the limiting block 33 slides in the limiting groove 34, that is, the extension of the first charge cylinder 1 can be realized.

[0031] The above is only the preferred embodiment of the present application, and does not limit the present application in any form; any ordinary technical personnel in this industry can implement the present application according to the drawings and the above; however, any equivalent changes, modifications and evolution of the above disclosed technical content within the scope of the technical scheme of the present application can be made by the skilled in the art, and all of them are equivalent embodiments of the present application; at the same time, any equivalent changes, modifications and evolution of the above embodiments according to the essential technology of the present application are still within the protection scope of the technical scheme of the present application.

Claims

1. A device for controlling the uniformity of explosive charge density, comprising a first charge cylinder (1), a second charge cylinder (11) movably connected to the inner side of the first charge cylinder (1), a threaded rod (12) threadedly connected to the inner side of the second charge cylinder (11), a push plate (13) movably connected to the surface of the threaded rod (12), a limit rod (14) fixedly connected to the surface of the push plate (13), and the limit rod (14) movably connected to the second charge cylinder (11); Its features are, The surface of the first drug cartridge (1) is provided with a vibration mechanism, which includes a fixed plate (2). The fixed plate (2) is fixedly connected to the surface of the first drug cartridge (1). A movable rod (21) is movably connected to the inner side of the fixed plate (2). A pull plate (22) is fixedly connected to the top of the movable rod (21). A connecting plate (23) is fixedly connected to the bottom of the movable rod (21). A rubber block (24) is fixedly connected to the bottom of the connecting plate (23). A spring (25) is fixedly connected to the surface of the pull plate (22).

2. The device for controlling the uniformity of explosive charge density according to claim 1, characterized in that: The vibration mechanism also includes a fixing rod (26), which is fixedly connected to the surface of the pull plate (22). The fixing rod (26) is in two groups and fixedly connected to the pull plate (22). The fixing rod (26) is movable inside the fixing plate (2).

3. The device for controlling the uniformity of explosive charge density according to claim 1, characterized in that: One end of the movable rod (21) is fixedly connected to the pull plate (22), and the other end of the movable rod (21) is fixedly connected to the connecting plate (23). The rubber blocks (24) are evenly distributed at the bottom of the connecting plate (23).

4. The device for controlling the uniformity of explosive charge density adjustment according to claim 1, characterized in that: One end of the spring (25) is fixedly connected to the fixing plate (2), and the other end of the spring (25) is fixedly connected to the pull plate (22).

5. The device for controlling the uniformity of explosive charge density according to claim 1, characterized in that: The surface of the first drug cartridge (1) is provided with an extension mechanism, which includes a fixing block (3). The fixing block (3) is fixedly connected to the surface of the first drug cartridge (1). A screw (31) is movably connected to the inner side of the fixing block (3). A connecting block (32) is fixedly connected to the surface of the second drug cartridge (11). A limiting block (33) is fixedly connected to the inner wall of the first drug cartridge (1). A limiting groove (34) is opened on the surface of the second drug cartridge (11).

6. The device for controlling the uniformity of explosive charge density according to claim 5, characterized in that: The connecting block (32) is movably connected by threads and screws (31), the limiting block (33) is in four groups and fixedly connected to the first charge cartridge (1), and the limiting block (33) is movably connected to the limiting groove (34).

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