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46results about How to "Play the role of shockproof" patented technology

Lamp and liquid-cooling radiator thereof

The invention provides a liquid-cooling radiator of a lamp. The liquid-cooling radiator comprises a lamp shell having an opening, a light source, a water-cooling block, a heat exchanger, a water tank, a water pump, and a water pipe. The inside of the lamp shell is divided into a closed first chamber and a second chamber having an opening, by a partition. The light source is disposed in the second chamber and fitted to the partition. The water-cooling block is disposed in the first chamber and fitted to the partition. The heat exchanger and the water tank are both fitted to the inner wall of the first chamber. The water pump is mounted on the water tank. The water pipe penetrates the water-cooling block and the heat exchanger; two ends of the water pipe are connected to the water tank. The heat exchanger is provided with radiating fins provided with a fan. The partition and the lamp shell are integrated; the first chamber is provided with a rear cover; the heat exchanger is mounted on the rear cover. The liquid-cooling radiator is high in radiating efficiency and easy to demount. The invention further provides the lamp comprising a reflector, a light-permeable plate and the radiator; the lamp is high in radiating performance; a high-power light source can be used; excessively high heat is prevented from burning out the light source or the circuit board and electronic components in the lamp.
Owner:OCEANKING DONGGUAN LIGHTING TECH +2

Fixing frame of data storage and fixing device

The invention discloses a fixing frame of a data storage. The fixing frame of the data storage comprises a frame provided with two fixing arms, two elastic pieces which are respectively arranged on the two fixing arms and two locking pieces made of metal and respectively arranged on the two elastic pieces in a penetrating mode. A clamping and fixing hole is arranged in each fixing arm. Each elastic piece comprises an elastic cushion and a protruded portion. The elastic cushion is tightly adhered to the inner side of the corresponding fixing arm. The protrude portion which extends from the elastic cushion is clamped into the corresponding clamping and fixing hole. Each locking piece comprises a head portion, a fixing pin and a protrusion. The head portion is contained in the corresponding clamping and fixing hole and abuts against one end, far from the elastic cushion, of the corresponding protruded portion. The fixing pin extends from the inner side of the head portion, penetrates through the corresponding elastic piece and is used for being locked into a corresponding fixing hole of the data storage. The protrusion extends from the outer side of the head portion and is exposed on the outer side of the corresponding fixing arm. The data storage fixing device comprises the fixing frame and a support frame which contains the fixing frame. At least one elastic piece which abuts against one of the protrusions of the locking pieces and used for connecting the data storage with the ground is arranged on the support frame.
Owner:HONG FU JIN PRECISION IND (SHENZHEN) CO LTD +1

Pistol drill facilitating accurate location

The invention belongs to the technical field of drilling tools, and specifically discloses a pistol drill facilitating accurate location. The pistol drill facilitating accurate location comprises a machine body and a drill bit, wherein three slide rods are arranged in the circumferential direction of the machine body; a sealed accommodating shell is arranged in the circumferential direction of themachine body; first piston barrels and a second piston barrel are arranged in the accommodating shell; the capacity of the second piston barrel is equal to the sum of the capacities of all the firstpiston barrels; a first piston is arranged in each first piston barrel; each first piston is fixedly connected with the corresponding slide rod; an intake pipe is communicated to each first piston barrel; all the intake pipes communicate with the second piston barrel; a second piston is arranged in the second piston barrel; a piston rod is arranged on the second piston; an induction mechanism is further arranged in the accommodating shell; the induction mechanism comprises a positive plate and a negative plate; the positive plate is fixedly connected with the piston rod; and the distance between the positive plate and the negative plate is equal to the length of the second piston barrel. According to the scheme, the problem that the drill bit is liable to be inserted slantwise into a workpiece during the drilling of operating personnel, is solved.
Owner:贵州鑫大福门业有限公司

Nozzle heat dissipation device of 3D printer

The invention discloses a heat dissipation device for a nozzle of a 3D printer, which belongs to the technical field of 3D printing. The invention has a simple structure and can prevent vibration from affecting the molding quality of the 3D printer during the operation of the cooling fan. The cooling fan is arranged on the outside of the nozzle fixedly connected with the support of the 3D printer. The nozzle cooling device of the 3D printer also includes a connecting plate, an elastic rubber block and two wind collecting plates. The connecting plate is vertically arranged, and the connecting plate The upper end is fixedly connected with the bracket of the 3D printer, the elastic rubber block is arranged between the heat dissipation fan and the connection plate, the heat dissipation fan, the elastic rubber block and the connection plate are connected by bolts, and the air outlet of the heat dissipation fan is fixed on both sides Two wind gathering boards, the two wind gathering boards are arranged obliquely, and the included angle between the two wind gathering boards is an acute angle. The elastic rubber block of the present invention plays the role of shockproof, and prevents the vibration of the cooling fan from affecting the molding quality of the 3D printer during the printing process.
Owner:HARBIN DINGZHI RUIGUANG TECH CO LTD

Chemical reagent transportation device

The invention provides a chemical reagent transportation device. According to the chemical reagent transportation device, the inner wall of a device body is provided with a cooling layer, the device body is internally and fixedly provided with a test tube, the lower end of the test tube is provided with a liquid storage box, the test tube is provided with a bottle plug, the upper end of the bottleplug is fixedly connected with a buffer pad, one end of a spring contacts the top of a fixing hole, the other end of the spring contacts the buffer pad, the test tube is internally provided with an inner container, the outer portion of the test tube is provided with first fixed piles and second fixed piles correspondingly, the first fixed piles and the second fixed piles are correspondingly arranged inside first fixed grooves and second fixed grooves in an inserted manner, the outer portion of the liquid storage box is provided with an annular seat in a sleeved manner, and one end of the annular seat is connected with a fixed rod. The chemical reagent transportation device has the beneficial effects that the cooling layer is filled with a cool storage agent to be capable of guaranteeing the low temperature of a chemical reagent at any time, a sponge achieves an anti-vibration effect, the bottom liquid storage box can collect the leaked chemical reagent to be absorbed quickly in shaking, and the situation that chemical reactions are generated to cause safety hidden dangers is avoided.
Owner:坤萍芝华(天津)科技有限公司

Anti-seismic anti-cracking prefabricated concrete pile and machining method thereof

The invention discloses the technical field of concrete piles, and particularly relates to an anti-seismic anti-cracking prefabricated concrete pile and a machining method thereof. The anti-seismic anti-cracking prefabricated concrete pile comprises concrete, a reinforcement cage component is arranged in the concrete, a damping component is arranged on one side of the concrete, an anti-cracking component is arranged on the outer side of the concrete, a damping block is arranged above the damping component, a mounting block is fixedly arranged at the upper end of the damping block, the reinforcement cage component comprises a stirrup, the stirrup is in a circular ring shape, a prestressed reinforcement and a common reinforcement are vertically and fixedly arranged on the side wall of the stirrup, the prestressed reinforcement and the common reinforcement are in a cylindrical shape, the prestressed reinforcement, the common reinforcement and the stirrup are fixedly arranged on the side wall of the stirrup in a crossed mode, and the concrete is poured on the outer sides of the stirrup, the prestressed reinforcement and the common reinforcement. The problems that the anti-seismic anti-cracking effect of the prefabricated concrete pile is poor, and when the prefabricated concrete pile cracks in an earthquake, cracks on the prefabricated concrete pile can be rapidly spread are solved.
Owner:江苏宏强新型建材有限公司

Fruit and vegetable storage and transportation integrated packaging box

The invention relates to a fruit and vegetable storage and transportation integrated packaging box. The fruit and vegetable storage and transportation integrated packaging box is characterized by comprising a box body, a sealing cover, foaming shockproof sponge pipes and an inert air bag, clamping grooves are formed in the periphery of the inner bottom face of the box body, the foaming shockproofsponge pipes are evenly distributed and embedded in the clamping grooves, the adjacent foaming shockproof sponge pipes form a heat preservation inner layer, the heat preservation inner layer is attached to the inner wall of the box body, a thermal insulation layer is formed, each foaming shockproof sponge tube is filled with air bag strips; the sealing cover and the box body can realize sealing and covering, and one or two air adjusting pipe is installed on the sealing cover. According to the fruit and vegetable storage and transportation integrated packaging box, the fruit and vegetable storage and transportation box is designed to be a special-shaped vacuum heat preservation interlayer turnover box, inert gas (nitrogen) can be filled in the box to perform preserving freshness on fruits and vegetables, the special-shaped vacuum heat preservation interlayer is light and convenient to transport in the heat preservation process, the shockproof effect on the fruits and vegetables is achieved, and the effects of being convenient to transport and effective in preserving freshness on the fruits and vegetables in the actual transportation process are achieved.
Owner:大有作为(天津)冷链设备有限公司

Shockproof structure for battery modules

The invention provides a shockproof structure for battery modules. The shockproof structure comprises a plurality of battery modules which are arranged side by side, wherein each battery module is provided with a first electrode and a second electrode; two adjacent first electrodes are connected with each other through a first conductive part; two adjacent second electrodes are connected with each other through a second conductive part; the first conductive parts are the same as the second conductive parts in structure; the first conductive parts and the second conductive parts are distributed in a staggered manner up and down; each first conductive part comprises a first connection part, a second connection part and a convex buffer part; each first connection part and each second connection part are located at two ends; each convex buffer part is located in the middle part; two ends of each buffer part are connected with the corresponding first connection part and second connection part respectively; two connection holes distributed along the vertical direction are arranged on each first connection part and each second connection part; the connection holes are transverse waist-shaped holes; a conductive locating pin is arranged in each connection hole; each first conductive part is connected with the corresponding first electrode through the corresponding conductive locating pin; and each conductive locating pin can slide in the corresponding connection hole. The shockproof structure for the battery modules can play a shockproof role, and has the advantage of being convenient to assemble.
Owner:JIANGSU FGY ENERGY STORAGE RES INST

Dust removal device for sunroof

The application of the invention belongs to the field of automobile accessories, and particularly discloses a dust removal device for a sunroof. The dust removal device for a sunroof is mounted in a sliding chamber of the sunroof; an air inlet is formed in the end part of the side surface one the side facing the head of an automobile, of the sliding chamber of the sunroof; the dust removal devicefor a sunroof comprises a cleaning mechanism and worm gears connected to the inner part of the air inlet in a rotating manner, wherein worm shafts are coaxially connected to the worm gears; the cleaning device comprises a rotating rod and a dust-storing frame; the worm gears are fixedly and coaxially connected to the rotating rod; the worm gears and the worm shafts are meshed; a spiral cleaning strip sleeves the rotating rod; a through hole is formed in the dust-storing frame; scrapers are arranged in the through hole; the spiral cleaning strip is arranged in the through hole of the dust-storing frame in a sleeving manner; the spiral cleaning strip is butted against the scrapers; an air inlet pipeline and a dust outlet pipeline are arranged on the side wall of the dust-storing frame; the air inlet pipeline communicates with the air inlet; and the dust outlet pipeline penetrates through the inner wall of the sliding chamber of the sunroof and communicates with the outside air. Comparedwith the prior art, wind generated during running of the automobile is used as power by the dust removal device disclosed by the invention, the shockproof effect on the sunroof during the driving process is achieved and the inner wall of the sunroof can be automatically cleaned.
Owner:浙江黎盛新材料科技有限公司

Control cabinet for 10KV distribution network circuit breaker

The invention discloses a control cabinet for a 10KV distribution network circuit breaker. The control cabinet comprises a control cabinet body; a louver is installed at the upper end of the control cabinet body; a heat dissipation fan is installed on the top wall inside the control cabinet body through an installing frame; the interior of the control cabinet body is connected with the circuit breaker and a high-voltage switch through bolts; a relay control box is installed below the heat dissipation fan; one side of the relay control box is provided with a main controller; one side of the control cabinet body is connected with a control cabinet door through a rotating shaft; the front part of the control cabinet door is provided with an observation window; the control cabinet door is provided with a control button; a current and voltage display is installed above the control button; an alarm lamp is arranged on one side of the current and voltage display; a base is arranged at the bottom of the control cabinet body; an illuminating lamp is arranged on one side inside the control cabinet body; and a temperature and humidity alarm is installed below the illuminating lamp. The control cabinet is simple in overall structure, safe, reliable, high in applicability and convenient to popularize.
Owner:安徽朗益电力科技有限公司

Electric appliance anti-vibration base

The invention discloses an electric appliance anti-vibration base. The electric appliance anti-vibration base comprises a bottom plate, wherein side baffles are arranged on the peripheral edges of thebottom plate, adjusting nut columns are arranged at the four corners of the bottom of the bottom plate, adjusting screw rods are connected in the adjusting nut columns in a threaded mode, universal wheels are arranged on the inner sides of the adjusting nut columns, triangular supporting plates are arranged at the four corners of the upper end surface of the bottom plate, rectangular through holes are formed in the middles of the triangular supporting plates, spring grooves are formed in the upper end surfaces of the triangular supporting plates, triangular base plates are arranged above thetriangular supporting plates, rectangular inserting columns matched with the rectangular through holes are arranged in the middles of the lower end faces of the triangular base plates, and springs arefurther arranged on the lower end surfaces of the triangular base plates. According to the electric appliance anti-vibration base, the adjusting screw rods are arranged so that the height of the basecan be adjusted, the universal wheels are arranged so that the base can be convenient to move, the springs are arranged below the triangular base plates, so that the anti-vibration function is achieved, and the rectangular inserting columns are arranged so as to prevent the triangular base plates from shifting.
Owner:天津萌源电力工程有限公司

Baby carrier rear wheel damping linkage device

ActiveCN105035244APlay the role of shockproofAnti-vibration in front and rear directionsAxle suspensionsVehicle frameTransmitted power
The invention provides a baby carrier rear wheel damping linkage device which aims at solving the problem that in the prior art, the damping effect of a damping device is poor. A baby carrier comprises a frame and a rear wheel axle. The baby carrier rear wheel damping linkage device comprises a round rod and two linkage torsion springs. The round rod is arranged on the frame and is parallel to the rear wheel axle, and both the linkage torsion springs are connected between the frame and the rear wheel axle. Each linkage torsion spring is formed by a torsion spring body and a supporting rod, wherein the torsion spring body is connected to the round rod in a sleeving mode, the two ends of the torsion spring body are a fixed end and a free end respectively, one end of the supporting rod is fixedly connected with the free end of the torsion spring body, and the other end of the supporting rod is connected to the rear wheel axle. According to the baby carrier rear wheel damping linkage device, the round rod is arranged on the frame and is parallel to the rear wheel axle, the two linkage torsion springs are connected between the frame and the rear wheel axle and can play both the role in transmitting power and the role in damping, and both damping in the vertical direction and damping in the front and rear direction are achieved in the damping process.
Owner:邳州市铁富九龙公共服务有限公司

New drift bottle

The invention discloses a new drift bottle which comprises a gas inlet region, an ionization region, a drift region and a gas outlet region, wherein a circulating gas inlet pipe is arranged at the top of the gas inlet region; the tail of the gas outlet region is connected with a gas outlet pipe; the gas inlet region comprises a first die carrier, a second die carrier and a die carrier fixing piece, wherein the first die carrier and the second die carrier are hollow and cylindrical; a diaphragm is arranged at the inlet of the top end of the first die carrier; a flare opening is arranged between the gas inlet region and the ionization region; the ionization region comprises a nonmetallic outer cylinder and an ionization well outer cylinder; an ionization well guide pipe is arranged in the ionization well outer cylinder; a lead is embedded in the nonmetallic outer cylinder; the drift region comprises a plurality of metallic drift rings and a plurality of nonmetallic insulating rings; a front grid mesh is arranged between the ionization region and the drift region; the metallic drift rings and the nonmetallic insulating rings are connected by welding and are arranged at intervals; a back grid mesh is arranged between the drift region and the gas outlet region; a Faraday disk is arranged in the gas outlet region; a conducting wire is inserted into the Faraday disk; and a shielding cylinder is arranged at the periphery of the conducting wire. The invention has the advantages of compact structure, long service life and accurate detection.
Owner:JUN AN NANTONG ELECTRONICS TECH DEV

Skin nailing machine for steamed pork

The invention discloses a skin nailing machine for steamed pork. The skin nailing machine comprises an equipment device body, a first fixed supporting column and a second fixed supporting column, wherein the first fixed supporting column is fixedly connected with and arranged at one end of the equipment device body; the second fixed supporting column is fixedly connected with and arranged at the other end of the equipment device body; a sliding groove is fixedly connected with and arranged on the inner wall of one end of the first fixed supporting column; a convenient plug-in unit is fixedly connected with and arranged at the top end of a limiting groove; and a fixed plate is fixedly connected with and arranged at the top end of the convenient plug-in unit. According to the invention, theconvenient plug-in unit is a small steamed pork nail, so punching of small steamed pork is facilitated; the top part of the convenient plug-in unit is provided with the fixed plate used for placementand convenient taking, so practicability is embodied; a placement hole is fixedly arranged in the limiting groove and used for storing the convenient plug-in unit; when the convenient plug-in unit isnot in use, the convenient plug-in unit can be put back into the placement hole; the sliding groove is fixedly arranged at two ends of two supporting columns, so movement of a pressing plate is limited within a certain range; and thus, the skin nailing machine provided by the invention is applicable to being used for making the steamed pork, and has wide development prospect in the future.
Owner:周济扬

Anti-shake vehicle-mounted WiFi device

The invention relates to the technical field of communication equipment and discloses an anti-shake vehicle-mounted WiFi device. The device comprises a sliding rail fixedly connected to a vehicle anda sliding block connected to the sliding rail in a sliding mode. A WiFi emitter is installed in the sliding block. An elastic ball and at least two piston cylinders are fixedly connected to the sliding block. An inner cavity is formed in the elastic ball. A rolling ball is placed in the inner cavity. A piston is connected to the inside of each piston cylinder in a sliding mode. Springs are connected between the pistons and the piston cylinders. Piston rods are fixedly connected to the pistons. One end of each piston rod is located in the inner cavity and can abut against the rolling ball. An air bag communicating with the piston cylinders is circumferentially and annularly connected to the sliding block. One-way valves are installed between the air bag and the piston cylinders. The flow direction of each one-way valve is from the corresponding piston cylinder to the air bag. Each piston cylinder is provided with a one-way air inflow valve. The device further comprises switches and a controller which are installed on the vehicle. The switches are evenly distributed in the vehicle. The controller is electrically connected with a drive mechanism and the switches. Vibration of the device can be reduced, comprehensive WiFi coverage is achieved, and the network use effect is improved.
Owner:SHANDONG POLYTECHNIC COLLEGE

Movable color steel tile cleaning machine for construction industry

The invention relates to a cleaning machine, in particular to a movable color steel tile cleaning machine for the construction industry. The technical problem to be solved is to provide the movable color steel tile cleaning machine for the construction industry, which can realize automatic cleaning and is time-saving and labor-saving. The movable color steel tile cleaning machine for the construction industry comprises a base, a mounting block arranged at one side of the top of the base, a moving mechanism arranged on the base, and a cleaning mechanism arranged on the base. Through cooperationof the moving mechanism, the cleaning mechanism and a lifting mechanism, the equipment can be automatically moved, meanwhile, the color steel tiles are automatically and continuously cleaned, so thatthe workload of people can be reduced; and through cooperation of a flushing mechanism and a liquid discharging mechanism, water can be automatically sprayed out, and meanwhile, cleaning liquid automatically flows out to clean the color steel tiles.
Owner:高雄

Flexible egg transportation device

The invention discloses a flexible egg transportation device. The flexible egg transportation device comprises an outer frame and egg placing plates, and is characterized in that plate frames are oppositely arranged on the inner side surfaces of the interior of the outer frame, the egg placing plates are arranged on the plate frames, egg placing grooves are formed in the egg placing plates, largeegg groove bodies and small egg groove bodies are formed in the egg placing grooves, so that different types of eggs can be assembled according to the size of the different types of eggs, inserting grooves are formed in the rear sides of the egg placing plates, water guide grooves are formed in the inserting grooves, a water guide device is arranged at the position, corresponding to the insertinggrooves, of the rear side of the interior of the outer frame, the top of the water guide device penetrates through the upper part of the outer frame to be provided with a water inlet, the tail part ofthe water guide device penetrates through the side surface of the bottom of the outer frame to be provided with a water outlet, a valve is arranged on each of the water inlet and the water outlet, inserting pipes are arranged on the water guide device, water guide pipes are arranged on the inserting pipes, and sealing rings are arranged on the water guide pipes. According to the flexible egg transportation device, cold water or hot water can be guided into the egg placing plates through the water guide device, a rubber material structure is arranged in each egg placing groove, so that the temperature of the eggs can be controlled in the long-distance transportation process, and the shockproof function can be achieved.
Owner:SUZHOU SHENGYI STYLE ARTICLES CO LTD

An anti-seismic automatic slag discharge biogas digester

The invention discloses an anti-seismic full-automatic deslagging biogas tank. A deslagging chamber, a filter chamber and a hydraulic pressure chamber are sequentially arranged above the top of a fermenting tank; a first filter plate is arranged between the adjacent deslagging chamber and filter chamber, a second filter plate is arranged between the adjacent filter chamber and hydraulic pressure chamber, and the diameter of a filter hole of the first filter plate is longer than that of the filter hole of the second filter plate; the fermenting tank is internally provided with an anti-seismic beam; the anti-seismic beam comprises a main beam and auxiliary beams; and two pairs of the auxiliary beams are arranged. According to the anti-seismic full-automatic deslagging biogas tank, old biogas slag is discharged from a deslagging pipe in a biogas generating process, the discharged biogas slag enters the deslagging chamber, solid biogas slag included in the biogas slag is filtered through filter screens positioned on two side walls of the filter chamber, and a biogas slurry flows into the hydraulic pressure chamber, in such a way, and generated biogas is capable of conveniently ascending to a gas storage chamber positioned at the upper part of the fermenting tank and is 30% more than the gas output of the traditional biogas tank. The anti-seismic full-automatic deslagging biogas tank disclosed by the invention has good seismic resistance, thereby being suitable for districts such as mountain districts, geologic active districts and seismically active districts.
Owner:蒋正贵

Automobile backrest framework

The invention provides an automobile backrest framework. A framework body comprises a framework frame, an upper protective plate, a middle protective plate and a lower protective plate which are integrally molded; a shock absorbing pad is laminated on the framework frame; the thickness of the shock absorbing pad is 2-3 mm; the upper protective plate comprises four upper fixing holes which are distributed at equal intervals; the upper protective plate and the middle protective plate are partitioned by a reinforcing rib; the middle protective plate comprises an adjusting fixing hole, a middle fixed hole and an electric welding part, wherein the adjusting fixing hole is formed in the middle part, and the middle fixing hole and the electric welding part are arranged on two sides of the adjusting fixing hole; the middle protective plate is partitioned from the lower protective plate by using a reinforcing rib; a plugging port fixed together with an automobile body is formed in the bottom ofthe lower protective plate; a pressing groove is formed in the plugging hole; and an inwardly folding flanging part is arranged on the left side of the lower protective plate. The automobile backrestframework has the advantages that the connection between the backrest framework and the automobile body can be enhanced by using a multi-fixing mode; meanwhile, the shock can be actively absorbed byusing the shock absorbing pad to improve the taking experience.
Owner:TIANJIN DONGFANG XINGTAI AUTO PARTS

Multifunctional gait rehabilitation machine

The invention discloses a multifunctional gait rehabilitation machine. The multifunctional gait rehabilitation machine comprises bottom frames, a driving device, a supporting device, a gait part, a sliding device and a pedal mechanism; a bottom plate is welded between the bottom frames; the driving device is formed on the left side of the upper surface of the bottom frame, and comprises a mounting plate; the supporting device is formed on the left side of the upper surface of the bottom frame, and comprises a pair of U-shaped frames and a pair of supporting columns; the lower end faces of the pair of U-shaped frames are welded and fixed to the mounting plate; the lower surfaces of the pair of supporting columns are in threaded connection with the two ends of the pair of U-shaped frames; a connecting plate is fixedly mounted between the pair of supporting columns through bolts; the gait part is formed on the front surface of the connecting plate; the sliding device is formed on the bottom plate on the right side of the driving device; and the pedal mechanism is formed on the bottom plate on the right side of the sliding device, drives a first screw rod to rotate through a first motor to change the angle between a thigh part and a cross beam, drives a second screw rod to rotate through a second motor, and changes the angle between the thigh part and a shank part through the cooperation between the second screw rod and a second screw rod nut so as to simulate rehabilitation exercise and help a patient to rehabilitate.
Owner:杭州华移技术有限公司

Pistol drill for accurate positioning

The invention belongs to the technical field of drilling tools, and specifically discloses a pistol drill facilitating accurate location. The pistol drill facilitating accurate location comprises a machine body and a drill bit, wherein three slide rods are arranged in the circumferential direction of the machine body; a sealed accommodating shell is arranged in the circumferential direction of themachine body; first piston barrels and a second piston barrel are arranged in the accommodating shell; the capacity of the second piston barrel is equal to the sum of the capacities of all the firstpiston barrels; a first piston is arranged in each first piston barrel; each first piston is fixedly connected with the corresponding slide rod; an intake pipe is communicated to each first piston barrel; all the intake pipes communicate with the second piston barrel; a second piston is arranged in the second piston barrel; a piston rod is arranged on the second piston; an induction mechanism is further arranged in the accommodating shell; the induction mechanism comprises a positive plate and a negative plate; the positive plate is fixedly connected with the piston rod; and the distance between the positive plate and the negative plate is equal to the length of the second piston barrel. According to the scheme, the problem that the drill bit is liable to be inserted slantwise into a workpiece during the drilling of operating personnel, is solved.
Owner:贵州鑫大福门业有限公司
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