387results about "Electrode carrying means" patented technology

The invention relates to an electrostatic filtering device. The electrostatic filtering device comprises a plurality of positive electrode plates and a plurality of negative electrode plates. At least one first electrode plate exists in the plurality of positive electrode plates and the plurality of negative electrode plates, and the first electrode plate is formed by wrapping a conductive material with a high-resistance material or an insulating material. The at least one first electrode plate is configured to lead out the internal conductive material at and / or near at least one support structure fixation location of the first electrode plate such that there is exposed conductive material at that location. Moreover, if the two adjacent electrode plates are both first electrode plates and have exposed conductive materials, the distance between the exposed conductive materials of the two adjacent electrode plates in the direction perpendicular to the distance between the electrode plates is larger than or equal to the minimum distance between the electrode plates. Therefore, the problem that the performance is obviously reduced under the condition that the supporting structure (especially an insulating supporting structure) is polluted can be solved, meanwhile, the purpose of enhancing the dust holding capacity of the filter can be achieved, and the intensity of an electric field which can be applied between the electrodes is not influenced.

An air filter for an air filter assembly in an air conditioner is provided, in particular for filtering out particles, preferably pollutants, from air. The air filter contains a filter element with an electrically conductive layer. The air filter also has a housing that partially encompasses a housing interior into which the filter element is inserted. The air filter also has a terminal on the housing that can be contacted from outside the housing interior, which is made of an electrically conductive material and is connected to the conductive layer of the filter element.

The present invention relates to an electrostatic dust collecting device and air purification equipment, comprising: a first electrode sheet and a second electrode sheet in the shape of strips, a plurality of first supporting bosses are respectively arranged on both sides of the first surface of the first electrode sheet, a plurality of second supporting bosses are respectively arranged on both sides of the first surface of the second electrode sheet, and the second surface of the first electrode sheet is contacted and stacked on the second supporting bosses of the second electrode sheet and then wound to form the electrostatic dust collecting device. The electrostatic dust collecting device of the present invention does not need to use a specific tooling to maintain a fixed gap during winding and can accurately maintain a fixed spacing. After winding and forming, a layer support structure can be formed to solve the problem that the spacing between two electrostatic dust collecting sheets after spiral winding is difficult to ensure. Moreover, after winding, it can be assembled into a finished product without the need for subsequent process treatments such as dispensing glue and inserting an isolation comb.

The present invention provides an anesthesia ventilator device that dynamically monitors and regulates the partial pressure of carbon dioxide. The device includes a ventilator main body with inputs connected to an oxygen source, an air source, an anesthetic gas source, and a carbon dioxide source. The output of the ventilator main body is connected to a mask. This invention can solve the technical problem of respiratory alkalosis caused by excessive ventilation in conventional anesthesia ventilator devices, which leads to excessive elimination of carbon dioxide by the patient and a decrease in the partial pressure of carbon dioxide in the body.

The present invention discloses an air hammer all-round vibration type electrostatic precipitator anode system, comprising an anode plate, a suspension beam and a clamping mechanism. The anode plate is suspended by the suspension beam in an electric field and arranged vertically to form an anode plate row. The anode plate row is clamped by the clamping mechanisms arranged horizontally from top to bottom and indirectly receives pneumatic vibration force from a pneumatic vibration device through the clamping mechanism. The anode plate can generate lateral displacement relative to the suspension beam along the pneumatic vibration direction during the pneumatic vibration, so the space utilization rate is large and the vibration cleaning effect is good.

The application relates to the technical field of electrostatic dust removal equipment, in particular to an electrostatic dust collecting device, an electrostatic dust removal system and an electrostatic dust collecting device design method. The electrostatic dust collecting device comprises a first metal plate, a second metal plate, a first support column, a second support column, a first positioning sleeve and a second positioning sleeve. The first metal plate and the second metal plate are parallel and arranged alternately along a first direction. The first support column and the second support column penetrate through the first metal plate and the second metal plate along the first direction. The first support column is electrically connected with the first metal plate, and the second support column is electrically connected with the second metal plate. The first positioning sleeve is arranged on the outer side of the first support column, and two adjacent first metal plates are supported through the first positioning sleeve. The second positioning sleeve is arranged on the outer side of the second support column, and two adjacent second metal plates are supported through the second positioning sleeve. According to the electrostatic dust collecting device, the machining precision of the support structure is improved, and the uniformity of the spacing between two adjacent conductive plates of the electrostatic dust collecting device is ensured.

The invention belongs to the technical field of flue gas treatment, and particularly relates to a flue gas synchronous rotating electric field electrostatic precipitator which comprises a shell, a bottom plate with a notch is arranged on the bottom surface of the shell, an insulator chamber is arranged at the top of the shell, a rotating electric field is arranged in the shell, and the shell is mainly composed of a discharge electrode wire, a dust collection electrode plate and a rotating device. A rotation executing mechanism of the rotating device drives the rotating seat to rotate through a transmission shaft; the interior of the shell is divided into a plurality of independent closed small compartment electric fields, and a discharge electrode wire is arranged in the center of each small compartment electric field and connected with a power supply system. A plurality of small compartment electric fields are arranged in a shell, each small compartment electric field is provided with a discharge electrode wire and a dust collection electrode plate, and a rotating device is arranged to drive the small compartment electric fields to rotate; when the electric fields of all the small compartments are located at different positions in the rotating process, different effects are achieved, and electrostatic adsorption dust removal can be achieved in the relatively static environment; and in a relatively static environment, the power is cut off and the dust is removed by rapping.

The invention discloses a cathode wire, a cylindrical electric field and an installation method, and the cathode wire comprises a spring section, a linear section and a clamping section which are connected in sequence, and the spring section, the linear section and the clamping section are of an integrated structure. The linear section penetrates through the spring section, and the top of the linear section is fixedly connected with the top of the spring section; the spring section is used for being mounted on one side of the cathode frame; the clamping section is used for being installed on the other side of the cathode frame. According to the cathode wire, the cylindrical electric field and the installation method, the spring section, the linear section and the clamping section of the cathode wire are of an integrally-formed structure, installation accessories do not need to be additionally arranged, the installation process is greatly simplified, the clamping section and the spring section are both hidden in the cathode frame after installation is completed, only the linear section is exposed in the anode cylinder, and the installation efficiency is improved. The two ends, with complex structures, of the cathode wire can be prevented from making direct contact with lampblack, oil contamination adhesion is reduced, and the discharge effect of the cathode wire in long-term use and the purification effect of a cylindrical electric field are ensured.

The utility model relates to the technical field of purification equipment, and discloses an electric field structure in a purifier, which comprises an ionization area, the ionization area comprises a plurality of electrode plates arranged in a parallel array, the arrangement direction of the plurality of electrode plates is perpendicular to the air flowing direction, a plurality of through holes are formed in the electrode plates, a corresponding connecting pipe is inserted into each through hole, and the connecting pipe is connected with the ionization area. When the electrode plates and the connecting pipes are assembled, the electrode plates are arranged on the connecting pipes in a sleeving mode at intervals, then the pipe diameter of the connecting pipes is increased through the pipe expanding machine, the electrode plates and the connecting pipes are in interference fit, the assembling efficiency of the electrode plate assembly is improved, and the manufacturing cost is reduced.

The invention provides a novel flame-retardant conductive sulfuric acid corrosion-resistant electrostatic demister, and belongs to the technical field of environmental protection equipment. The problems of stress concentration of a tube bundle and a shell, difficulty in maintenance and high equipment failure rate caused by a hanging type structure of a traditional electrostatic demister are solved. The device comprises a supporting mechanism and a plurality of anode tube bundles, the anode tube bundles are arranged in the supporting mechanism in the vertical direction, a plurality of anode tube bundle fixing plates are sequentially arranged in the supporting mechanism in parallel in the vertical direction, and the anode tube bundles penetrate through the anode tube bundle fixing plates. The supporting mechanism comprises a top horizontal frame and a tube bundle supporting frame which are arranged in parallel, the top horizontal frame is arranged above the tube bundle supporting frame, and the top horizontal frame and the tube bundle supporting frame are connected through a plurality of connecting vertical beams. The anode tube bundle fixing plate located on the lower portion abuts against the tube bundle supporting frame and is matched with the tube bundle supporting frame. The device is mainly used for electrostatic demisting.

The invention discloses a novel electric dust remover anode system, relates to the technical field of electric dust removers, and solves the technical problems in the prior art that an anode plate is easily abraded in the rapping process due to the fact that the upper part and the lower part of the anode plate are fixed by bolts, and the dust removal effect is influenced due to small displacement in the rapping process. Comprising an anode plate hanging rod, a rapping rod and a plurality of anode plates, the anode plates are distributed between the anode plate hanging rod and the rapping rod in parallel, a connecting plate capable of extending into the rapping rod is installed at the position, away from the anode plate hanging rod, of each anode plate, the connecting plate is inserted into the rapping rod, and a plurality of check blocks used for impacting the anode plates are installed in the rapping rod. A double-point suspension assembly is arranged between the rapping rod and two of the connecting plates; and a single-point suspension assembly is arranged between the anode plate and the anode plate suspension rod. The anode system is simple in structure and convenient to install, the anode plates are good in vibration and dust removal effect and not prone to abrasion, and the service life of the anode plates is greatly prolonged.

The present invention relates to an electrification unit and an electrostatic precipitator comprising same. The electrification unit includes: an electrification frame having a through-hole formed to pass through both surfaces thereof in a direction in which air including dust particles flows; a counter electrode coupled to the electrification frame; and a discharge electrode coupled to the electrification frame and causing corona discharge with respect to the counter electrode, wherein a catalyst layer capable of decomposing or removing ozone is coated on a surface of the counter electrode to decompose, reduce and remove ozone generated by corona discharge, and decompose and remove harmful gas.

The invention relates to the technical field of building waste recovery, in particular to waste crushing treatment equipment for hydraulic engineering construction, which comprises a crushing cylinder and a dust removal cylinder, crushing teeth are arranged on the inner side surface of the crushing cylinder, a rotating mechanism is connected to one side of the crushing cylinder, a sieving mechanism is connected to the other side of the crushing cylinder, and a crushing mechanism is arranged in the sieving mechanism. A crushing hammer is arranged on the crushing mechanism, and the crushing hammer is arranged in the crushing cylinder and used for crushing construction waste; and the rotating mechanism comprises a rotating supporting column and a rotating positioning block, sealing plates which are symmetrically distributed are arranged on the rotating positioning block, the crushing cylinder is rotated through the rotating mechanism, and the construction waste is crushed. According to the construction waste crushing device, the crushing barrel rotates through the rotating mechanism, construction waste is crushed, small-particle construction waste is sieved through the sieve holes in the sieve plate, the construction waste is circularly crushed and sieved till being thoroughly crushed, dust is removed in the crushing process, energy consumption is low, new resource consumption is saved, and the construction waste crushing device is suitable for popularization and application. And the carbon emission is reduced.

The invention relates to the technical field of coated white board thickness detection, and discloses a thickness detection device on a coated white board production line, which comprises a rack, a thickness detection mechanism is arranged above the rack, a coated white board body is arranged on the thickness detection mechanism, and the coated white board body is arranged on the rack. And an electrostatic dust collection mechanism is arranged below the coated white board body. According to the thickness detection device on the coated white board production line, chippings can be generated when a coated white board body is subjected to thickness measurement through the thickness detection mechanism, the chippings can be conveniently adsorbed through an electrostatic dust collection mechanism, and the distance between white board clamping plates can be conveniently controlled by clamping supporting plates through cooperation of adjusting sliding holes and moving sliding blocks; the coated white board body can be conveniently and flexibly clamped by the white board clamping plate and can be conveniently changed according to the change of the winding and unwinding height of the coated white board body, the distance between the two sides of the coated white board body can be conveniently measured by the laser probe, the thickness of the coated white board body can be further obtained, and convenience and rapidness are achieved.

The present invention provides an electrostatic air purifier, which relates to the field of air purification equipment. The electrostatic air purifier includes a shell, a high-voltage circuit control module, an electrostatic generating module and a collecting module. The high-voltage circuit control module is fixed on the outer wall of the shell; three fixing holes are opened on the shell, and the high-voltage circuit control module includes three conductive components. The three conductive components extend into the interior of the shell from the fixing holes respectively. The conductive components are sleeved with insulating sleeves, which abut against the hole walls of the fixing holes. One of the conductive components is connected to the electrostatic generating module, and the other two conductive components are connected to the collecting module. In the electrostatic air purifier of the present application, the conductive components are sleeved with insulating sleeves, which abut against the hole walls of the fixing holes, thereby isolating the shell from the conductive components. In this way, the formation of electric spark patterns on the shell caused by leakage of the conductive components is avoided, thereby avoiding the short circuit problem caused by high voltage breakdown of the shell.

The invention discloses a filtering and circulating device for excimer laser gas, and belongs to the technical field of excimer lasers. The filter comprises a hollow cylindrical outer shell, an air inlet pipeline and an air conveying pipeline are installed at the upper end of the outer shell, and a purification box body is installed in the outer shell; the turbine pump is rotationally arranged outside the rectangular cavity; the cross flow fan is rotationally arranged in the rectangular cavity; and the output end of the double-shaft output motor is respectively connected with the turbine pump and the cross flow fan. The flow of working gas in the backflow discharge cavity is increased, meanwhile, the flowing speed of the working gas is increased, the filtering efficiency of the filter on discharge dust particles is improved, meanwhile, the filter screen rotates all the time and can be self-cleaned, and the effective filtering area of the filter screen can change along with the speed of the working gas. And the filtering effect is ensured while the filtering efficiency is ensured.

The utility model discloses an electrostatic adsorption structure of a dust removal device for chemical industry, which comprises an adsorption box, a gas inlet box fixedly mounted at the top end of the adsorption box, a material collecting box fixedly mounted at the bottom end of the adsorption box, an anode perforated plate movably arranged at the bottom end in the adsorption box, and a movable plate movably arranged in the adsorption box, and a plurality of cathode dischargers are fixedly installed on the inner side wall of the adsorption box and the inner side wall of the movable plate, a vibration deashing assembly is arranged on the outer side of the adsorption box, a reset assembly is arranged between the outer side wall of the movable plate and the inner side wall of the adsorption box, and a buffer rubber pad is fixedly installed on the outer side wall of the anode porous plate. According to the anode porous plate dust removal device, the vibrating dust removal assembly is arranged, the driving motor drives the rotating shaft to rotate, the rotating shaft drives the sector gear to rotate, the sector gear drives the sliding column to move outwards through the fixing clamping teeth, then the anode porous plate is made to move, and dust on the anode porous plate can be conveniently removed; and the anode porous plate is reset.

The utility model discloses a mounting mechanism for a cathode suspender of a wet-type electrostatic dust collector, which relates to the technical field of wet-type electrostatic dust collectors and comprises a cathode H-shaped girder and a suspender, a central column is fixedly arranged at the bottom end of the suspender, a clamping block is fixedly arranged at the bottom end of the central column and clamped in the middle of the upper end of the cathode H-shaped girder, and a supporting plate is fixedly arranged on the outer side of the central column. Sliding blocks are symmetrically arranged in the two ends of the supporting plate, connecting rods are fixedly arranged on the side faces of the sliding blocks, inserting plates are fixedly arranged at the ends, away from the sliding blocks, of the connecting rods, first springs wrap the outer sides of the connecting rods, symmetrical rectangular boxes are fixedly arranged on the two sides of the upper end of the cathode H-shaped girder, L-shaped plates are fixedly arranged at the upper ends of the sliding blocks, and stand columns are fixedly arranged at the ends, away from the sliding blocks, of the L-shaped plates; arc-shaped grooves are symmetrically formed in the two sides in the circular ring, and the stand columns are in contact connection with the inner sides of the arc-shaped grooves; according to the utility model, the suspender and the cathode H-shaped girder can be quickly and mutually mounted, the operation is simple, the efficiency is high, and the stability is good.

To provide an air cleaner collecting contaminants included in air by electric discharge.SOLUTION: The air cleaner includes a dust-collection water tank, a housing, an air supply unit, an exhaust unit, a plurality of discharge electrodes, a charging unit, and a rotary blade. The dust-collection water tank is configured to contain a liquid. The housing accommodates the dust-collecting water tank. The air supply unit is configured to supply air from the outside into the dust-collecting water tank to collect contaminants contained in the air. The exhaust unit includes an exhaust pipe disposed to face a water surface of the liquid, and is configured to discharge the air supplied to the dust-collecting water tank to the outside. The plurality of discharge electrodes are arranged along the circumference of the exhaust pipe. The charging unit is disposed in the dust-collecting water tank and charges the liquid to a polarity opposite to the polarity of the plurality of discharge electrodes so that an electric field is formed between the plurality of discharge electrodes and the liquid and contaminants are collected in the liquid. The rotary blade is installed at the bottom of the dust collecting tank and rotates the liquid so that a vortex flow is formed in the liquid. The air cleaner is configured such that a separation distance between a liquid level and the plurality of discharge electrodes is within a predetermined distance range.SELECTED DRAWING: Figure 2

The invention relates to a filter insert (10) for a filter unit comprising an electrical supply module, wherein the filter insert (10) can be inserted into an insert receiving area of ​​the filter unit in several insertion orientations, with an electrically insulating filter material (14), at least one electrically conductive polarizing element (16a, 16b) to which an electrical voltage can be applied to polarize the filter material (14), and a contact arrangement connected to the at least one polarizing element (16a, 16b) for electrically contacting the filter insert (10) with the electrical supply module.

The utility model belongs to the field of ionization electrodes for separating dispersed particles from gas by using an electrostatic effect, and particularly relates to a discharge electrode for an electrostatic trap and the electrostatic trap. The discharge electrode for the electrostatic trap comprises an electrode body, one end of the electrode body is provided with a fixing structure used for being fixed to an electrode fixing pipe of the electrostatic trap, the electrode body comprises a cylindrical discharge section used for discharging, the periphery of the cylindrical discharge section is provided with external threads, and threads of the external threads form a continuous discharge tip. The cylindrical structure can increase the wall thickness of the discharge electrode, so that the discharge electrode is not easy to wear or deform, the service life is prolonged, and meanwhile, the thread of the external thread can form a discharge tip, so that discharge occurs at the spiral end, the charge density is improved, and the electric field distribution is more uniform.

A corona disinfection module, characterized in that the corona disinfection module comprises a negatively conductive perforated plate and a positively conductive grid plate arranged at a distance from each other, wherein: the negative conducting perforated plate is provided with a plurality of mounting holes, a metallic round tube is attached to each mounting hole, the opening of the metallic round tube on the side near the mounting hole serves as an air inlet, and the other opening of the metallic round tube serves as an air outlet; the positively conducting grid plate is provided with several discharge needles which are arranged in a clearly corresponding manner to the metallic round tubes, and the tip of each discharge needle extends through the associated air outlet of the metallic round tube into the metallic round tube; and the ratio between the distance between the tip of the discharge needle and the air inlet of the metallic round pipe and the length of the metallic round pipe is 1 / 6 to 1 / 5.

The invention discloses an electrostatic filter, air purification equipment and a ventilation system. The electrostatic filter comprises a plurality of electrode plates arranged in parallel in the first direction, the electrode plates comprise first electrode plates and second electrode plates which are alternately arranged in the first direction and serve as high-voltage electrode plates and low-voltage electrode plates respectively, and a high-voltage electrostatic field is formed between every two adjacent electrode plates. The first electrode plate comprises a first insulating base material and a first conducting layer arranged on one side of the first insulating base material, the second electrode plate comprises a second insulating base material and a second conducting layer arranged on one side of the second insulating base material, and the first conducting layer and the second conducting layer are only arranged on the surface of the same side of the corresponding insulating base material and are arranged in a staggered mode in the height direction. Through the structure, the conductive edges of the adjacent electrode plates are not directly opposite any more, and a potential creepage or discharge path needs to bypass along the surface of the insulating base material, so that local electric field concentration is reduced, the possibility of discharge is reduced, and the electrode plates are suitable for electrostatic filtration with small-interval arrangement of the electrode plates.

Provided is an electrostatic dust collecting apparatus including a first electrode, a second electrode spaced apart from the first electrode along a first direction, at least one support member configured to maintain an interval between the first electrode and the second electrode spaced apart from each other, and a support bar formed to extend along the first direction. The at least one support member each include at least one electrode insertion groove formed to allow at least one of the first electrode or the second electrode to be inserted thereinto and a coupling hole extending along the first direction and formed to allow the support bar to be coupled thereto.

An electrostatic purification device comprises an outer support frame, a positive plate, a negative plate and an electrode wire, wherein the positive plate and the negative plate are spaced apart and distributed inside the outer support frame, and the electrode wire is mutually conductive with the positive plate, and is characterized in that: an electrode wire is installed on a positive plate, a hollow portion for arranging the electrode wire is provided on the positive plate, a first wire winding member and a second wire winding member are respectively installed on two opposite sides of the hollow portion, and the electrode wire is wound between the first wire winding member and the second wire winding member. The advantages of the present invention are that the electrostatic purification device is respectively installed with a first wire winding member and a second wire winding member on two opposite sides of the hollow portion on the positive plate, the electrode wire is wound between the first wire winding member and the second wire winding member and arranged in the hollow portion, the wire winding method is relatively novel, and the electrode wire is first wound before the positive plate is assembled, which is convenient for subsequent assembly, and in addition, winding the electrode wire on the first wire winding member and the second wire winding member can ensure the structural strength and flatness of the positive plate.

The utility model discloses an electric dust remover hanging collapse prevention device which comprises an electric dust remover shell, two supporting porcelain columns, a collapse prevention hanging frame and a cathode hanging component, and the cathode hanging component comprises cathode hanging supporting channel steel welded to the electric dust remover shell and a chassis assembly supported by the cathode hanging supporting channel steel. The protective sleeve is welded below the base plate assembly, the insulating sleeve is fixedly installed above the base plate assembly, and the axis of the insulating sleeve is consistent with that of the protective sleeve; the tubular heater is installed around the insulating sleeve; the upper plate assembly is fixed above the insulating sleeve; the hanging steel pipe penetrates through the upper plate assembly and then sequentially penetrates through the insulating sleeve, the base plate assembly and the protective sleeve; the gland is arranged at the upper end of the hanging steel pipe in a sleeving mode and embedded into the upper disc assembly, and the pressing nut is arranged at the upper end of the hanging steel pipe in a screwed mode and tightly presses the gland. The device solves the problems of easy collapse, sealing failure and poor shock resistance of a traditional electric dust remover hanging system, and realizes comprehensive improvement of safety, stability and service life.

The invention relates to the technical field of waste gas treatment, in particular to a metallurgical electric furnace waste gas treatment device which comprises a gas inlet chamber, a gas outlet chamber, purification pipes fixedly mounted between the gas inlet chamber and the gas outlet chamber and corona wires arranged in the purification pipes. A first spraying mechanism, a second spraying mechanism and a supporting frame are arranged in the air outlet chamber, the supporting frame is fixedly mounted in the air outlet chamber, a plurality of uniformly distributed mounting seats are fixedly mounted at the top of the supporting frame, and two flow guide plates and mounting brackets are arranged on the outer sides of the corona wires. An adjusting mechanism is arranged at one end of each mounting base, and a connecting mechanism and a pushing mechanism are arranged in each mounting support. The device has the beneficial effects that the problems that in the prior art, a spraying type spray head cannot effectively wash the corona wire, so that impurities outside the corona wire are gradually accumulated, discharge of the corona wire is inhibited, and the dust removal efficiency is reduced are solved.

The utility model discloses high-voltage electrostatic oil removal tail gas purification equipment which comprises a high-voltage electrostatic oil remover body, a dust collection unit is installed in the high-voltage electrostatic oil remover body, a locking assembly for limiting the dust collection unit is arranged on the front face of the high-voltage electrostatic oil remover body, and a connecting frame is fixedly connected to the back face of a sealing plate. A connecting hole is formed in the front face of the high-voltage electrostatic degreaser body, the dust collection electrode plate is slidably clamped into the connecting frame, the outer wall of the dust collection electrode plate is slidably clamped with an inner cavity of the mounting hole, and a handle is fixedly connected to the front face of the sealing plate. According to the high-voltage electrostatic degreaser, the high-voltage electrostatic degreaser body, the dust collection unit and the locking assembly are used in a matched mode, under the action of the locking assembly, the sealing plate, the connecting frame, the dust collection electrode plate and the sealing frame can be stably installed on the high-voltage electrostatic degreaser body in a combined mode, limitation of the locking assembly is relieved, and then the dust collection electrode plate can be directly pulled out; and cleaning and maintenance are carried out.

The utility model discloses a lampblack electrostatic equipment wire electrode installation structure which comprises a frame, a wire electrode, an electric field tube, a fixing buckle, a supporting sleeve, a guide sleeve, a pull rod, a limiting nut, a gland and a spring. The electric field tube is fixedly installed on the wire electrode in a sleeved mode, and the upper end of the wire electrode is fixedly installed on the upper portion of the frame through the fixing buckle; the supporting sleeve is fixedly installed on the top of the second through hole in the lower portion of the frame, and a first through hole matched with the guide sleeve is formed in the upper portion of the supporting sleeve. Under the action of the elastic force of the spring, the electrode wire can be always in a tensioned state, the spring tensioning mechanism can be selectively arranged at any position up and down or left and right relative to a heavy punch traction tensioning mode, in addition, the pull rod is guided through the guide sleeve, and the problem that the pull rod swings due to external vibration force due to the fact that a through hole of the supporting sleeve is too large can be solved.