CN210828444U

CN210828444U - Electric pulse impact rod and electric pulse impact wave cracking structure

Info

Publication number: CN210828444U
Application number: CN201921766613.0U
Authority: CN
Inventors: 陈孜虎; 王维说; 刘建; 谷智; 张斌; 张智轶; 蒋松佑
Original assignee: China Metallurgical Construction Engineering Group Co Ltd
Current assignee: China Metallurgical Construction Engineering Group Co Ltd
Priority date: 2019-10-21
Filing date: 2019-10-21
Publication date: 2020-06-23
Anticipated expiration: 2029-10-21

Abstract

The utility model relates to an electric pulse impact bar and electric pulse shock wave rupture structure, the electric pulse impact bar includes a rigid long cylinder, be equipped with discharge electrode, energy storage capacitor, rectifier silicon stack and step up transformer from the front end to the rear end in proper order in the long cylinder, discharge electrode, energy storage capacitor, rectifier silicon stack and step up transformer are connected in proper order the electricity, step up transformer's rear end connection transmission electric wire, transmission electric wire can stretch out so that external power supply from the rear end of long cylinder. The utility model integrates each structural member into a rod-shaped rigid whole, has small volume and convenient operation, and can be conveniently used for dismantling concrete buildings; during the use, drill hole, injection medium solution on the concrete, the electric pulse impact bar stretches into downtheholely, can external commercial power through the transmission electric wire to become direct current high voltage electricity and charge for energy storage capacitor, discharge electrode releases the electric energy in the twinkling of an eye, forms high energy high frequency shock wave and through medium solution with impact energy act on the object that breaks, realize the presplitting of concrete.

Description

Electric pulse impact rod and electric pulse impact wave cracking structure

Technical Field

The utility model belongs to the technical field of fixed building's drilling is demolishd, concretely relates to electric pulse impact bar and electric pulse shock wave rupture structure.

Background

With the continuous progress of society, great demands are made on the aspects of infrastructure construction, energy exploitation, old building demolition and the like, and the construction problems in the aspects of tunnel excavation, rock crushing and tunneling in energy exploitation, building concrete demolition and crushing and the like are faced. The conventional crushing technology is generally accompanied by problems of generation of severe noise, a large amount of dust, and the like due to the limitation of technical principles. With the gradual attention of people to occupational hazards, a technology for breaking rocks by converting the energy of electric pulses into shock waves appears in tunnel excavation and energy mining, as disclosed in CN109538209A, noise and dust are effectively reduced, and the device is efficient and clean, but related equipment is scattered, large in volume, large in construction occupied area, not tight in water seal, high in power supply requirement, and inconvenient to apply in the aspects of dismantling and pre-splitting of concrete buildings with relatively small space, so that more concrete buildings are dismantled at present and engineering machinery is used.

Disclosure of Invention

The above-mentioned not enough to prior art, the to-be-solved technical problem of the utility model is to provide an electric pulse impact bar and electric pulse shock wave rupture structure, avoid scattered, the volume of structure great, use inconvenient problem.

In order to solve the technical problem, the utility model adopts the following technical scheme:

the electric pulse impact rod comprises a rigid long cylinder, wherein a discharge electrode, an energy storage capacitor, a silicon rectifier stack and a step-up transformer are sequentially arranged in the long cylinder from the front end to the rear end, the discharge electrode, the energy storage capacitor, the silicon rectifier stack and the step-up transformer are sequentially and electrically connected, the rear end of the step-up transformer is connected with a transmission wire, and the transmission wire can extend out from the rear end of the long cylinder so as to be externally connected with a power supply.

Further perfecting the technical scheme, the discharge electrode comprises an energy controller and an energy converter, the energy storage capacitor is connected with the energy controller along the length direction of the long cylinder, and the energy controller is connected with the energy converter.

The utility model discloses still relate to an electric pulse shock wave rupture structure, including hole sealing device and foretell electric pulse impact bar, the hole sealing device includes cylindric hole sealing main part, the installation through-hole has been seted up along the axial in the hole sealing main part, and the electric pulse impact bar is arranged in the installation through-hole, the electric pulse impact bar with be equipped with the sealing washer between the installation through-hole, the front end sealing connection of hole sealing main part has flexible water pocket, and the discharge electrode of long cylinder front end is located in the flexible water pocket, open closed water injection hole and discharge orifice have been seted up to the rear end of hole sealing main part, water injection hole and discharge orifice respectively through the first water course and the second water course in the hole sealing main part with flexible water pocket intercommunication.

Furthermore, a convex ring is arranged on the circumferential surface of the rear end of the hole sealing main body and used for inserting and positioning.

Furthermore, the water injection hole is externally connected with a water injection pipe, a stop valve is arranged on the water injection pipe to facilitate opening and closing, and a pressure gauge is arranged on a water injection pipe section between the stop valve and the water injection hole; the drain hole is externally connected with a drain valve.

Compared with the prior art, the utility model discloses following beneficial effect has:

the electric pulse impact bar integrates all structural parts into a bar-shaped rigid whole, has small volume and convenient operation, improves the applicability, and can be conveniently used for the operation of dismantling and pre-splitting concrete buildings; during the use, drill hole, injection medium solution on the concrete, the electric pulse impact rod stretches into downtheholely, can external commercial power through the transmission electric wire, steps up through step-up transformer and change into direct current high voltage electricity through the rectifier silicon stack, charges for energy storage capacitor, and energy storage capacitor releases the electric energy in the twinkling of an eye through the discharge electrode of front end, forms high energy high frequency shock wave and through medium solution with impact energy act on the object that breaks, produce the fragmentation separation effect, realize the presplitting breakage of concrete.

The electric pulse shock wave cracking structure of the utility model is convenient to be connected with the cracking hole on the concrete, and has compact structure, small volume, convenient use and good sealing performance; the flexible water bag can be suitable for the cracking holes in all directions, and particularly can overcome the problem that the upward cracking holes are difficult to fill (seal) with liquid media to realize impact pre-cracking.

Drawings

FIG. 1 is a schematic structural diagram of an electric pulse impact bar according to an embodiment;

FIG. 2-schematic diagram of an electric pulse shock wave fracturing architecture of an embodiment;

the electric pulse impact rod 100, the long cylinder 1, the discharge electrode 2, the energy controller 21, the energy converter 22, the energy storage capacitor 3, the rectifier silicon stack 4, the step-up transformer 5, the transmission wire 6, the hole sealing main body 7, the installation through hole 71, the first water channel 72, the second water channel 73, the convex ring 74, the flexible water bag 75, the stop valve 81, the pressure gauge 82, the drain valve 9, the concrete 101 and the liquid medium 102.

Detailed Description

The following describes the present invention in further detail with reference to the accompanying drawings.

Referring to fig. 1, the electric pulse impact bar of the embodiment includes a rigid long cylinder 1, a discharge electrode 2, an energy storage capacitor 3, a silicon rectifier stack 4 and a step-up transformer 5 are sequentially disposed in the long cylinder 1 from the front end to the rear end, the discharge electrode 2, the energy storage capacitor 3, the silicon rectifier stack 4 and the step-up transformer 5 are electrically connected in sequence, the rear end of the step-up transformer 5 is connected with a transmission wire 6, and the transmission wire 6 can extend out from the rear end of the long cylinder 1 so as to be externally connected with a power supply.

The electric pulse impact rod integrates all structural components into a rod-shaped rigid whole, has small volume and convenient operation, improves the applicability, and can be conveniently used for the demolition and pre-splitting operation of concrete buildings; when the device is used, holes are drilled in concrete, a medium solution is injected, an electric pulse impact rod extends into the holes, a transmission wire 6 can be externally connected with commercial power, the voltage is boosted through a boosting transformer 5 and converted into direct-current high-voltage electricity through a rectifying silicon stack 4 to charge an energy storage capacitor 3, the energy storage capacitor 3 instantly releases electric energy through a discharge electrode 2 at the front end to form high-energy high-frequency impact waves, impact energy acts on a cracking object through the medium solution to generate a crushing and separating effect, and pre-cracking and crushing of the concrete are realized; because the step-up transformer 5 and the silicon rectifier stack 4 are used, the external power supply can also be a low-voltage power supply, and the use is convenient. Of course, the opening of the bore in the concrete should be suitably closed for implementation.

The discharge electrode 2 comprises an energy controller 21 and an energy converter 22, the energy storage capacitor 3 is connected with the energy controller 21 along the length direction of the long cylinder 1, and the energy controller 21 is connected with the energy converter 22.

Thus, the operation is simplified and the use is more convenient. The energy controller 21 presets a working threshold, when the charge amount of the energy storage capacitor 3 reaches the working threshold of the energy controller 21, the energy controller 21 instantly transfers the electric energy stored in the energy storage capacitor 3 to the energy converter 22, and instantly releases the electric energy through the energy converter 22 by a liquid-electric effect to form a high-voltage pulse shock wave. When the electronic component packaging device is implemented, each electronic component can be fixedly arranged in the long cylinder 1, the front end and the rear end of the long cylinder 1 are closed, or the electronic component packaging device can be arranged in the long cylinder 1, the front end of the long cylinder is connected with the cover body through threads to limit axial movement, the rear end of the long cylinder is connected with the rear cover with the spiral pressure spring, the spiral pressure spring is compressed between the rear cover and the step-up transformer 5 to stabilize each electronic component in the long cylinder 1, the structure form is similar to that of a flashlight, and the transmission wire 6 at the rear end of the step-up.

Referring to fig. 2, the utility model provides an electric pulse shock wave rupture structure, strike excellent 100 including hole sealing device and foretell electric pulse, the hole sealing device includes cylindric hole sealing main part 7, the installation through-hole 71 has been seted up along the axial on the hole sealing main part 7, and electric pulse strikes excellent 100 and arranges in the installation through-hole 71, electric pulse strike excellent 100 with be equipped with the sealing washer between the installation through-hole 71, the front end sealing connection of hole sealing main part 7 has flexible water pocket 75, and the discharge electrode 2 of 1 front end of long cylinder is located in the flexible water pocket 75, the switching hole and the discharge orifice that can be seted up in the rear end of hole sealing main part 7, water injection hole and discharge orifice respectively through first water course 72 and the second water course 73 in the hole sealing main part 7 with flexible water pocket 75 communicates.

Wherein, a convex ring 74 is arranged on the circumferential surface of the rear end of the hole sealing main body 7 for inserting and positioning. The water injection hole is externally connected with a water injection pipe, a stop valve 81 is arranged on the water injection pipe so as to be opened and closed conveniently, and a pressure gauge 82 is arranged on a water injection pipe section between the stop valve 81 and the water injection hole; which is circumscribed by a vent valve 9.

For ease of understanding, its use is briefly described. When the flexible water bag type electric shock device is used, a cracking hole can be drilled in the concrete 101, the hole diameter corresponds to the front end of the hole sealing main body 7, the front end of the hole sealing main body 7 is inserted into the cracking hole, the insertion depth is positioned through the convex ring 74, the flexible water bag 75 is arranged at the foremost end of the hole sealing main body 7 and is also arranged in the cracking hole, the discharge electrode 2 at the front end of the electric shock rod 100 at least extends into the flexible water bag 75 (when necessary, the long cylinder 1 can be lengthened), a water source is connected with the outside through a water injection pipe and a liquid medium 102 is introduced, the flexible water bag 75 is filled, the flexible water bag 75 is expanded to be attached to the inner wall of the cracking hole, namely the expansion of the flexible water bag 75 is limited by the cracking hole, the drainage valve 9 at the drainage hole can play a role in exhausting and ensuring water pressure, and the stop valve 81 is closed after; the discharge electrode 2 releases electric energy to form high-voltage pulse shock waves, and the impact energy acts on the inner wall of the cracking hole through the liquid medium 102, so that the concrete 101 is pre-cracked and crushed. The flexible water bladder 75 can be adapted to be used in all directions of a fracture hole, and particularly can overcome the problem that the upward fracture hole is difficult to fill (seal) with the liquid medium 102. The orientation of the water injection and the water discharge is not limited, and the water injection and the water discharge may be symmetrically arranged in the circumferential direction, and the water discharge hole (the second water channel 73) is positioned above the horizontal fracture hole so as to discharge the gas and maintain the pressure more fully. During manufacturing, the flexible water bag 75 may be connected with the hole sealing main body 7 in a hot melting manner, or may be sleeved on the hole sealing main body 7, and is bound and connected by an elastic collar which is recessed into the surface of the hole sealing main body 7 (corresponding to the hole sealing main body 7 with the annular groove) after being tightened, and the shape of the flexible water bag 75 after being filled with the liquid medium 102 is designed corresponding to the pre-drilled fracturing hole.

The electric pulse shock wave rupture structure of the embodiment has the advantages of compact structure, small volume, convenient use and good sealing property.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. The electric pulse impact bar is characterized in that: the high-voltage power supply is characterized by comprising a rigid long cylinder, wherein a discharge electrode, an energy storage capacitor, a rectifier silicon stack and a step-up transformer are sequentially arranged in the long cylinder from the front end to the rear end, the discharge electrode, the energy storage capacitor, the rectifier silicon stack and the step-up transformer are sequentially and electrically connected, the rear end of the step-up transformer is connected with a transmission wire, and the transmission wire can extend out from the rear end of the long cylinder so as to be conveniently connected with an external power supply.

2. The electric pulse impact bar according to claim 1, wherein: the discharge electrode comprises an energy controller and an energy converter, the energy storage capacitor is connected with the energy controller along the length direction of the long cylinder, and the energy controller is connected with the energy converter.

3. An electric pulse shock wave rupturing structure, characterized in that: the electric pulse impact rod comprises a hole sealing device and the electric pulse impact rod according to claim 1 or 2, wherein the hole sealing device comprises a cylindrical hole sealing main body, an installation through hole is formed in the hole sealing main body in the axial direction, the electric pulse impact rod is arranged in the installation through hole, a sealing ring is arranged between the electric pulse impact rod and the installation through hole, the front end of the hole sealing main body is connected with a flexible water sac in a sealing mode, a discharge electrode at the front end of a long cylinder is located in the flexible water sac, the rear end of the hole sealing main body is provided with an openable water injection hole and a drainage hole, and the water injection hole and the drainage hole are communicated with the flexible water sac through a first water channel and a second water channel in the hole.

4. The electric pulse shock wave fracturing structure of claim 3, wherein: the circumferential surface of the rear end of the hole sealing main body is provided with a convex ring for inserting and positioning.

5. The electric pulse shock wave fracturing structure of claim 3, wherein: the water injection hole is externally connected with a water injection pipe, a stop valve is arranged on the water injection pipe to be opened and closed conveniently, and a pressure gauge is arranged on a water injection pipe section between the stop valve and the water injection hole; the drain hole is externally connected with a drain valve.