CN115228575A - A high-pressure pulse crushing device for waste concrete - Google Patents

Abstract

The invention discloses a high-voltage pulse crushing device for waste concrete, and specifically relates to the technical field of concrete structure dismantling. The invention comprises a pallet truck, a high-voltage device is arranged on the pallet truck, a base is arranged on the pallet, and a base is arranged on the base. There is a drive motor, the drive motor is connected with an RV reducer, an upper seat is arranged on the RV reducer, a hydraulic cylinder is connected to the upper seat, a first connecting rod is connected to the hydraulic cylinder, and a second connecting rod is connected to the first connecting rod. A third connecting rod is connected to the second connecting rod, a clamping block is connected to the third connecting rod, and a discharge device is connected to the clamping block, and the discharge device is used to emit high-voltage pulses. The invention solves the problems that the existing concrete high-voltage pulse crushing device is inconvenient to adjust the direction according to the position of the concrete when in use, and is easily affected by the electromagnetic field during discharge, so that it cannot work normally.

Description

A high-pressure pulse crushing device for waste concrete

technical field

The invention belongs to the technical field of concrete structure demolition, and in particular relates to a high-voltage pulse crushing device for waste concrete.

Background technique

Concrete is a general term for engineering composite materials in which aggregates are cemented into a whole by cementitious materials, and it is widely used in civil engineering. Every year, due to various reasons, a large amount of waste concrete will be left after the demolition of buildings. If the waste concrete is processed and extracted, the steel bars and aggregates can be used for secondary use, and the electric pulse crushing method can be used to separate the steel bars and aggregates more completely.

High-voltage pulse crushing technology is a new technology that has emerged in the past ten years. After decades of development, it has developed from the military field to the medical, mining, concrete crushing and other fields. The high-voltage pulse crushing technology releases the voltage to the inside of the waste concrete through the discharge axis. The gap inside the waste concrete can form a discharge channel under the action of a high-voltage pulse. The discharge channel is heated and expanded to perform work on the outside, and different materials such as steel bars and stones can be separated. So as to achieve the purpose of secondary use.

However, the existing concrete high-voltage pulse crushing device is inconvenient to adjust the direction according to the position of the concrete during use, and is easily affected by the electromagnetic field during discharge, so it cannot work normally.

Contents of the invention

Based on the above problems, the present invention provides a high-voltage pulse crushing device for waste concrete, which is used to solve the problem that the existing high-voltage pulse crushing device for concrete is inconvenient to adjust the direction according to the position of the concrete, and is easily affected by the electromagnetic field during discharge. Affects and thus does not work properly.

The above-mentioned technical purpose of the present invention is achieved through the following technical solutions: a high-voltage pulse crushing device for waste concrete, including a pallet truck, a high-voltage device is provided on the pallet truck, and the high-voltage device is used to provide power, The trolley is connected with a base located on one side of the high-voltage device, the base is provided with a drive motor, the output shaft of the drive motor is connected with an RV reducer, and the RV reducer is connected with an upper seat, the upper seat is fixedly connected with a hydraulic cylinder, the piston rod of the hydraulic cylinder is rotatably connected with a first connecting rod, and one end of the first connecting rod is rotatably connected with a second connecting rod, and the second connecting rod One end of the rod is rotatably connected to a third connecting rod, the third connecting rod is L-shaped, the end of the third connecting rod is rotatably connected to a clamping block, and a discharge device is fixedly connected to the clamping block, and the The discharge device is used to emit high-voltage pulses.

Further, the discharge device includes a positive discharge upper cover, an insulating protective casing, a first insulating block, a second insulating block and a reaction assembly, the positive discharging upper cover is fixedly connected to the lower end of the clamping block, and the insulating protective casing is fixedly connected to the lower end of the clamping block. On the lower cover of the positive discharge electrode, the first insulating block and the second insulating block are respectively fixedly connected inside the insulating protective shell, and the reaction assembly includes the positive discharge electrode, a high-voltage discharge plate, a reaction chamber, a target block and pure water. The discharge positive electrode is fixedly connected to the center of the second insulating block and passes through the insulating protective shell, the high-voltage discharge plate is installed on the inner side wall of the insulating protective shell, the top of the reaction chamber has an opening and is placed on the discharge Directly below the positive electrode, the target block is placed at the center of the reaction chamber, and the pure water is contained in the reaction chamber.

With the above solution, the voltage can be released to the inside of the concrete, thereby forming a discharge channel inside the concrete, and the discharge channel is heated and expanded to do work to the outside, thereby separating the steel bar and the stone.

Further, the hydraulic cylinder is a single-rod hydraulic cylinder.

Using the above scheme, through a single-rod hydraulic cylinder.

Further, the high-voltage device is a Marx generator, an electric lead is connected between the Marx generator and the positive discharge electrode, and a voltage regulator is arranged on the Marx generator, and the voltage regulator is used to adjust the input of the Marx generator. Voltage.

By adopting the above-mentioned technical scheme, the input voltage is adjusted through the voltage regulator, and the reinforcing bars and aggregates can be separated.

Further, the outer casing of the reducer is provided with a reducer casing, the hydraulic cylinder is fixedly connected to the reducer casing, the left end of the first connecting rod is rotatably connected with a fourth connecting rod, and the left end of the fourth connecting rod is connected to the reducer casing. A first telescopic rod is arranged between the reducer shells, the first telescopic rod and the fourth connecting rod are rotatably connected, and a second telescopic rod is arranged between the first connecting rod and the second connecting rod, and the second connecting rod is connected. A third telescopic rod is arranged between the rod and the third connecting rod, the third telescopic rod is located above the second connecting rod, and the second telescopic rod is hinged with the second connecting rod and the third connecting rod respectively.

By adopting the above technical solution, the hydraulic cylinder can be operated more stably.

Compared with the prior art, the present invention has the beneficial effects of: the concrete can be crushed from different angles by mechanically controlling the positive discharge electrode; the positive discharge electrode can also be wrapped by an insulating protective shell to prevent accidental injury; the hydraulic cylinder rod is used to control the mechanical arm Avoid using the motor because the electromagnetic field generated during discharge will affect the normal operation of the motor.

Description of drawings

Fig. 1 is a structural representation of a high-voltage pulse crushing device for waste concrete in the present invention;

In the figure: 1, trolley; 2, Marx generator; 3, base; 4, drive motor; 5, support shell; 6, RV reducer; 7, reducer shell; 8, upper seat; 9, hydraulic cylinder ; 10. Piston rod; 11. The first connecting rod; 12. The second connecting rod; 13. The third connecting rod; Insulating block; 18. Second insulating block; 19. Discharging positive electrode; 20. High voltage discharge plate; 21. Reaction chamber; 22. Target block; 23. Pure water; 24. Fourth connecting rod; 25. First telescopic rod ; 26, the second telescopic rod; 27, the third telescopic rod.

Detailed ways

The following is a further detailed description through specific embodiments.

As shown in FIG. 1 , a high-voltage pulse crushing device for waste concrete includes a trolley 1, and four pulleys with brake functions are installed on the bottom of the trolley 1 . The upper left bolt of the cart 1 is connected with a high-voltage device, which is a Marx generator 2, and the bolt on the cart 1 is connected with a base 3 on the right side of the Marx generator 2, and the base 3 is rectangular. The base 3 is bolt-connected with a drive motor 4 , the output shaft of the drive motor 4 is fixedly connected with an RV reducer 6 , a supporting shell 5 is installed above the drive motor 4 , and a reducer shell 7 is provided outside the RV reducer 6 . The reducer casing 7 is welded with a reducer grotto plate, and the reducer grotto plate is bolted to an upper seat 8, and the reducer grotto plate is bolted to a single-rod hydraulic cylinder located on the right side of the upper seat 8, and the piston of the single-rod hydraulic cylinder Rotate on the bar 10 and be connected with the first connecting rod 11, one end of the first connecting rod 11 is hinged on the top of the upper seat 8, the other end of the first connecting rod 11 is hinged with the second connecting rod 12, the end of the second connecting rod 12 An L-shaped third connecting rod 13 is hinged. The first connecting rod 11 and the upper seat 8 are jointly hinged with a fourth connecting rod 24, a first telescopic rod 25 is arranged between the right end of the fourth connecting rod 24 and the reducer housing 7, and the bottom of the first telescopic rod 25 is fixedly connected to On the reducer grotto, the top of the first telescopic link 25 is hinged on the right end of the fourth connecting rod 24 . A second telescopic rod 26 is hinged between the first connecting rod 11 and the second connecting rod 12, and the stability of the first connecting rod 11 and the second connecting rod 12 can be increased by the second telescopic rod 26, and the second connecting rod A third telescopic rod 27 is hinged between 12 and the third connecting rod 13, and the third telescopic rod 27 can increase the stability between the second connecting rod 12 and the third connecting rod 13. The end of the third connecting rod 13 is fixedly connected with a clamping block 14, and a discharge device is fixedly connected with the clamping block 14. The discharge device includes a discharge positive electrode upper cover 15, an insulating protective shell 16, a first insulating block 17, and a second insulating block. 18 and the reaction assembly, the positive discharge upper cover 15 is fixedly installed on the lower end of the clamping block 14, the bottom bolt of the positive discharge upper cover 15 is connected with an insulating protective shell 16, and the first insulating block 17 and the second insulating block 18 are fixedly installed on the Above the interior of the insulating protective shell 16 , the second insulating block 18 is located below the first insulating block 17 . The reaction assembly includes a discharge positive electrode 19, a high-voltage discharge plate 20, a reaction chamber 21, a target block 22 and pure water 23. The discharge positive electrode 19 is bolted to the lower center of the second insulating block 18 and passes through the insulating protective shell 16. The discharge plate 20 is fixedly connected to the inner side wall of the insulating protective casing 16 . An electric wire is connected between the Marx generator 2 and the discharge positive electrode 19, and a voltage regulator is installed on the Marx generator 2, and the input voltage can be adjusted through the voltage regulator, so as to separate the steel bars and aggregates in the concrete, The top of the reaction chamber 21 has an opening, the reaction chamber 21 is placed under the positive discharge electrode 19, the target block 22 is placed at the center of the reaction chamber 21 and directly below the discharge, and the pure water 23 is contained in the reaction chamber 21 Inside.

The specific implementation process is as follows:

When in use, when the concrete needs to be crushed, only need to turn on the Marx generator 2, and then adjust the input voltage through the voltage regulator, the Marx generator 2 transmits the voltage to the discharge positive electrode 19 through the electric wire, and the discharge positive electrode 19 then transfers the voltage released into the concrete. The gap inside the concrete forms a discharge channel under the action of voltage, and the discharge channel expands when heated to do work, thereby separating the steel bars and stones in the concrete. When it is necessary to change the position of the discharge positive electrode 19, it is only necessary to turn on the drive motor 4, and the hydraulic cylinder 9 changes the angle of the first connecting rod 11 through the piston rod 10 of the hydraulic cylinder 9 under the action of the RV reducer 6, and the first connecting rod 11 When the angle of the second connecting rod 12 changes, the second connecting rod 12 drives the position of the third connecting rod 13 to change, thereby changing the position of the positive discharge electrode 19.

What has been described above is only an embodiment of the present invention, and the common knowledge such as the specific structure and characteristics known in the scheme is not described too much here. It should be pointed out that for those skilled in the art, without departing from the premise of the structure of the present invention Under the circumstances, several modifications and improvements can also be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of protection required by this application shall be based on the content of the claims, and the specific implementation methods and other records in the specification may be used to interpret the content of the claims.

Claims (5)

1. The utility model provides a high-voltage pulse breaker for abandonment concrete, includes wooden handcart (1), its characterized in that: be equipped with high tension apparatus on wooden handcart (1), high tension apparatus is used for providing the power, be connected with base (3) that are located high tension apparatus one side on wooden handcart (1), be equipped with driving motor (4) on base (3), the cooperation is connected with RV reduction gear (6) on the output shaft of driving motor (4), be connected with upper portion seat (8) on RV reduction gear (6), fixedly connected with pneumatic cylinder (9) are gone up in upper portion seat (8), it is connected with first connecting rod (11) to rotate on piston rod (10) of pneumatic cylinder (9), the one end of first connecting rod (11) is rotated and is connected with second connecting rod (12), the one end of second connecting rod (12) is rotated and is connected with third connecting rod (13), third connecting rod (13) are L shape, the end-to-end rotation of third connecting rod (13) is connected with grip block (14), fixedly connected with discharge device on grip block (14), discharge device is used for emitting high-voltage pulse.

2. The high-voltage pulse crushing device for waste concrete according to claim 1, wherein: the discharge device comprises a discharge anode upper cover (15), an insulating protective shell (16), a first insulating block (17), a second insulating block (18) and a reaction assembly, wherein the discharge anode upper cover (15) is fixedly connected to the lower end of a clamping block (14), the insulating protective shell (16) is fixedly connected to the lower cover of a discharge anode (19), the first insulating block (17) and the second insulating block (18) are respectively and fixedly connected to the inside of the insulating protective shell (16), the reaction assembly comprises a discharge anode (19), a high-voltage discharge plate (20), a reaction cavity (21), a target block (22) and pure water (23), the discharge anode (19) is fixedly connected to the center of the second insulating block (18) and penetrates through the insulating protective shell (16), the high-voltage discharge plate (20) is installed on the inner side wall of the insulating protective shell (16), the top end of the reaction cavity (21) is provided with an opening and is installed under the discharge anode (19), the target block (22) is placed at the center of the interior of the reaction cavity (21), and the pure water (23) is contained in the reaction cavity (21).

3. The high-voltage pulse crushing device for waste concrete according to claim 1, wherein: the hydraulic cylinder (9) is a single-rod hydraulic cylinder.

4. The high-voltage pulse crushing device for waste concrete according to claim 1, wherein: the high-voltage device is a Marx generator (2), an electric lead is connected between the Marx generator (2) and the discharge anode (19), a voltage regulator is arranged on the Marx generator (2), and the voltage regulator is used for regulating the input voltage of the Marx generator (2).

5. The high-voltage pulse crushing device for waste concrete according to claim 1, wherein: reduction gear (6) overcoat is equipped with reduction gear housing (7), pneumatic cylinder (9) fixed connection is on reduction gear housing (7), the left end of first connecting rod (11) rotates and is connected with fourth connecting rod (24), be equipped with first telescopic link (25) between the left end of fourth connecting rod (24) and reduction gear housing (7), the top and fourth connecting rod (24) of first telescopic link (25) rotate and are connected, be equipped with second telescopic link (26) between first connecting rod (11) and second connecting rod (12), be equipped with third telescopic link (27) between second connecting rod (12) and third connecting rod (13), third telescopic link (27) are located the top of second connecting rod (12), second telescopic link (26) are articulated respectively with second connecting rod (12) and third connecting rod (13).

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