368results about How to "Act as a shock absorber" patented technology

The invention discloses an environment-friendly multifunctional building material cutting device, which includes a fixing frame, the upper end of the fixing frame is fixedly connected to the organic shell, the lower end of the first driving motor is fixedly connected to the installation shell through the first telescopic rod, and One side of the second driving motor is provided with a rotating shaft, the center of the outer wall of the rotating shaft is provided with a cutting blade, the lower end of the installation shell is symmetrically provided with shock absorbers on both sides, and the outer wall of the body shell is symmetrically arranged on both sides. There is a dust collection hood, and a water inlet pipe is inserted on one side of the outer wall of the dust collection hood, and the water inlet pipe passes through the outer wall of the dust collection hood and extends inwardly. A plurality of nozzles are evenly arranged, and a bottom plate is arranged on the upper end of the fixed frame, and sliders are symmetrically fixedly connected to both sides of the bottom of the bottom plate. The invention is simple in structure, easy to operate, has the functions of positioning clamping and dust removal, improves processing quality and avoids environmental pollution.

The invention discloses a power distribution cabinet with high dustproof and heat radiation performance. The power distribution cabinet comprises a main cabinet body and a driving motor. The driving motor is fixedly connected with the top of one outer wall at one side of the main cabinet. The inner top of the main cabinet is provided with a ventilating opening. The output end of the driving motorpenetrates through the external wall of the main cabinet body and extends in the ventilating opening. A gear fixedly sleeves the extending end of the driving motor. A gear tooth frame sleeves the gear. The gear tooth frame is internally provided with gear teeth which engage with the gear. The ventilating opening is internally and fixedly connected with a slide bar. A slide block slidably sleeves the slide bar. The top of the slide block is fixedly connected with the gear tooth frame. The bottom of the slide block is fixedly connected with an electric fan. The inner bottom of the main cabinet body is provided with a plurality of circular holes which correspond with the electric fan. According to the power distribution cabinet, through arranging the movable electric fan and a dustproof net,heat radiation capability and dustproof capability in the power distribution cabinet are effectively improved, thereby effectively preventing burndown of inner electric components in the power distribution cabinet because of overhigh temperature.

The invention discloses a host that can quickly dissipate heat, comprising a main box body, an installation groove is arranged on the inner top of the main box body, and a drive motor is fixedly connected to the inner side wall of the installation groove, and the output of the drive motor is A transmission rod is fixedly connected to the end, a sliding rod is fixedly connected in the installation groove, a supporting block is slidably sleeved on the sliding rod, and a plurality of electric fans are fixedly connected to the bottom of the supporting block, and the supporting block is close to the drive One side of the motor is provided with a strip groove, a slider is slidably connected in the strip groove, a push rod is fixedly connected to one side of the slider, and the end of the push rod away from the slider penetrates the groove of the strip groove The end of the push rod and the transmission rod are fixedly connected by a connecting rod. Through the arrangement of multiple transmission mechanisms, the invention enables the electric fan to move back and forth in the chassis to dissipate heat, thereby increasing the heat dissipation area and area of ​​the heat dissipation mechanism, thereby ensuring the heat dissipation effect of the host.

The invention relates to a lamp damping device which comprises a reflective cup, an elastic support component for supporting the reflective cup, a fastening piece arranged on the elastic support component, and a press plate which is fixed on the elastic support component through the fastening piece, wherein a damping part is fixedly arranged between the press plate and the elastic support component. The invention also provides a damping lamp which comprises a reflective cup, a light source arranged in the reflective cup, a lead connected with the light source, an elastic support component supporting the reflective cup, a fastening piece arranged on the elastic support component, and a press plate which is fixed on the elastic support component through the fastening piece, wherein a damping part is fixedly arranged between the press plate and the elastic support component; and the damping lamp is externally fixed through the elastic support component. According to the invention, the damping part is arranged between the press plate and the reflective cup to prevent the press plate from directly contacting the reflective cup, and simultaneously the damping part plays a role in damping vibration in an impact test, so that the reflective cup is effectively protected, and the impact test on a steel ball on the top of the lamp can be carried out smoothly.

A spherical shock absorption and shock isolation support base with double curved surface is prepared as welding stainless steel slide plate closely sticking on spherical surface on concave spherical surface of top base plate, firm-joining external side of concave spherical surface on top base plate with space ring through shearing bolt, inlaying Teflon slid plate on top convex surface of middle base plate, welding said stainless steel slide plate on bottom convex surface of middle base plate and inlaying Teflon slide plate on concave spherical surface of bottom base plate.

A compressed natural gas injector comprises a injector casing, a valve seat, an armature, a spring, a coil, a coil covering, a stop iron and an electric plug. The injector casing and the stop iron are inserted into the coil hole. By roll cladding and closing in of two ends of the coil covering, the coil, the coil covering, the stop iron and the injector are connected into one. The valve seat, the armature and the spring are disposed in order in the internal hole of the injector casing. There is an axial through-hole on the stop iron, an axial blind hole on top of the armature, a side hole at the bottom of the armature in communication with the axial blind hole and an axial through-hole on the valve seat. At the bottoms of the armature and the stop iron are sulphurized rubber pieces and in the internal hole of the injector casing and on the cylindrical surface of the armature are sprayed the polytetrafluoro ethylene films.

The invention provides an anti-landmine-explosion seat suspension mounting mechanism and a vehicle, relating to the technical field of anti-landmine-explosion seat mechanisms. In an anti-landmine-explosion seat suspension mounting mechanism, one rail pressure spring sheathes each guide rod, and each rail pressure ring is located between a suspension mounting module and a lower support. The two ends of the suspension mounting module respectively sheathe two guide rods in a sliding manner, and the suspension mounting module is used for mounting a seat in a suspension way. A pull rod penetrates through the suspension mounting module, the upper end of the pull rod penetrates through an upper support, a lock pin is arranged at the upper end of the pull rod, the lower end of the pull rod is connected with the lower support by virtue of a tension spring, when the suspension mounting module extrudes the rail pressure spring to be shrunk to a preset quantity, a fixture block pops up, the suspension mounting module slides upwards, and the pull rod is driven to slide upwards by virtue of the fixture block. When the vehicle travels normally or is impacted by landmine explosion, the rail pressure spring can play a cushioning effect, after the fixture block pops up, the tension spring can weaken bounciness of the suspension mounting module, and the safety of a passenger is protected.

The invention discloses a building waste smashing device with smashing rollers with grooves. The building waste smashing device comprises a shell, a base, a support plate and a feed hopper. A plurality of support springs and a damping block are fixedly connected between the support plate and the base. Two horizontally side-by-side pre-smashing rollers are arranged in a corresponding pre-smashing cavity under the feed hopper. The parts, corresponding to the lower portions of two movable plates, of a fixed seat are each provided with a downwards-concave smashing groove. The smashing rollers coaxial with the smashing grooves are arranged in the smashing grooves. A plurality of grooves which are concave toward the centers of the smashing rollers are evenly distributed on the side walls of thesmashing rollers. A plurality of protrusions are fixed to the inner walls of the smashing grooves. According to the building waste smashing device, extrusion and smashing are conducted through the twopre-smashing rollers which go close to each other, and the waste is pretreated. The smashing rollers are provided with the grooves, large-size building waste can enter the grooves, larger-size building waste is smashed, the waste achieves mutual extrusion in the smashing grooves, extrusion is enhanced through the protrusions, and the smashing effect is good.

The invention belongs to the protection technology, in particular to a bridge sling wire sealing protection structure and protection method of the sling of the suspension bridge and the diagonal sling of the cable-stayed bridge. The bridge sling wire comprises parallel galvanized bundles of steel wires and a layer of polyethylene jacket, wherein the peripheral surface of the polyethylene jacket is provided with a room temperature vulcanization elastic sealant layer, a neutral plain glass cloth layer, an elastic sealant layer and a protective finish paint layer in turn. The invention adopts the room temperature vulcanization elastic sealant layer and the neutral plain glass cloth to cover the entire polyethylene jacketed parallel bridge sling wire so that the external moisture and harmful material can not invade and the steel wire can be still in the anerobic condition so as to effectively prevent the corrosion of the steel wire. The protection method and protection structure used for realizing same of the invention are applicable to the maintenance project of the existing sling which is only protected by the polyethylene jacket.

The invention provides a mining machinery shock absorbing base, which relates to the field of shock absorbing machinery, including a base, a support seat is provided on the left and right sides of the top of the base, a column is provided on the support seat, a chute is fixedly connected with the column, and the left and right sides of the sliding plate The ends are respectively set in the chute on the left and right sides. There is a No. 1 spring in the chute. The upper end of the No. 1 spring is fixedly connected with the bottom of the sliding plate, and the lower end of the No. 1 spring is fixedly connected with the bottom of the chute. There is an "X" under the sliding plate. There are rollers at the lower end of the "X"-shaped bracket, slide rails are set on the top of the base, and the rollers are set in the slide rails. There are baffles on the left and right sides of the "X"-shaped bracket, and one end of the No. 2 spring is fixed to the baffle. connection, the other end of the No. 2 spring is fixedly connected with the support seat, and the right side of the support seat on the right side is provided with a fan. The invention has the advantages of simple structure, good stability, good shock absorption effect, and can effectively prolong the service life of mining machinery. advantage.

The invention belongs to the technical field of automobile parts, and particularly relates to a stable shock absorber of an automobile. The stable shock absorber comprises a buffer rod and a buffer sleeve arranged outside the bottom side of the buffer rod in a sleeving mode. A rod body of the buffer rod is of a screw rod structure, and a screw rod sleeve matched with the screw rod structure of the buffer rod is arranged in the buffer sleeve. Threaded grooves are formed in the screw rod sleeve, and a plurality of balls are arranged in the threaded grooves. The screw rod sleeve divides the interior of the buffer sleeve into an upper independent buffer cavity and a lower independent buffer cavity, the buffer cavities are filled with hydraulic oil, and a balancing channel is formed in the screw rod sleeve and enables the upper buffer cavity and the lower buffer cavity to be communicated so as to balance the oil pressure. The part, corresponding to the top end of the buffer sleeve, of the rod body of the buffer rod is sleeved with a first buffer spring, and the part, corresponding to the lower buffer cavity of the screw rod sleeve, of the rod body of the buffer rod is sleeved with a second buffer spring. A sealing part for sealing is further arranged at the top end of the buffer sleeve, and a connecting part movably connected with the buffer rod is arranged at the top end of the buffer rod. The buffer movement is stable, deviation and skewing in the radial direction are avoided, abrasion is avoided, shock absorption is stable, and the buffering effect is good.

The invention discloses a detection device for engine oil sump hardness. The technical problems, that conventional engine oil sump hardness detection devices have low stability of installing and fixing oil sumps during detecting and cannot simulate various situations of the oil sumps in actual work, can be solved. The device includes a pedestal, an installation seat, side plates and a pressing plate; a rotating shaft is installed in the middle on the top of the pedestal; the top of the rotating shaft is connected to the U-shaped installation seat; the middle parts on the two sides on the top of the installation seat are connected to the side plates in L-shaped arrangement through rotatory shafts; compressing plates in horizontal arrangement are connected to the lower parts on the tops of the side plates; multiple second hydraulic columns are installed between the compressing plates and the tops of the side plates; and base plates are horizontally welded at the bottoms of the side plates. The device can simulate the actual installation state of an oil sump and impact force on the oil sump in different directions during working, so that the reality of simulation is higher, testing scopes are wider, and the oil sump is good in stability during testing and not easy to shake.

The invention discloses a safety protection device used for a construction site. The safety protection device used for the construction site comprises a fixing frame and a base. A protection plate is fixedly connected to the top of the fixing frame. A protection screen is mounted on the inner wall of the protection plate through a mounting cavity. A cushion is arranged below the protection screen, and fixing pieces are symmetrically arranged on the two sides of the outer wall of the cushion. Moving grooves corresponding to the fixing pieces are formed in the inner wall of the fixing frame. The bottoms of the moving grooves communicate with buffering grooves, and the ends, extending into the buffering grooves, of moving rods are rotatably connected with linkage rods. The ends, away from the moving rods, of the linkage rods are rotatably connected with supporting rods. The upper ends of the supporting rods are fixedly connected with ejection blocks. One side of each support is rotatably connected with a braking block, and a third spring is connected between each braking block and the corresponding support. The safety protection device used for the construction site is simple in structure, easy to operate and convenient to move and fix, has a multi-protection effect and can effectively prevent building materials from being damaged or prevent workers from being injured.

The invention discloses a lithium battery pack with a charge-discharge energy protection mechanism, and relates to the technical field of XX. The lithium battery pack is characterized in that the upper surface of a protection box is hinged with a protection cover plate through a pin shaft, the upper surface of the protection cover plate is provided with two groups of symmetrical first heat dissipation holes, and the bottom surface of the protection cover plate is fixedly connected with a fixed frame. The lithium battery pack is reasonable in design structure, the first air bag can achieve an extrusion effect on the lithium battery pack body. The silica gel hemisphere can effectively achieve an anti-vibration buffer effect on the lithium battery pack body, the lithium battery pack body canbe tightly attached through the elastic plate and the second air bag, the protection effect on the lithium battery pack body is achieved, and the service life of the lithium battery pack body is prolonged. Therefore, electric elements in the lithium battery pack body are protected, heat in the protection box can be absorbed and dissipated through the heat dissipation fins, and air is blown into the protection box through operation of the heat dissipation fan.

The invention belongs to the technical field of tunnel construction, and particularly relates to a device and method for cutting a lone stone in front of a tunnel by utilizing laser. The method comprises the following steps: 1, firstly, moving the device to an appointed position through a fixing seat; 2, adjusting the height of a bearing plate through a telescopic cylinder according to the use environmental condition, and then turning on a first servo motor to adjust the angle of a mounting block; 3, turning on a second servo motor to drive a screw to rotate, and adjusting the distance betweenthe two sliding blocks to adjust the distance between the two lasers; 4, finally turning on the lasers to cut the lone stone. According to the invention, through the arrangement of the lasers and theplurality of adjusting mechanisms, the device can quickly cut the lone stone, so that the high efficiency and safety of tunnel construction are ensured.

The invention discloses a low-noise precision electric control translation stage which comprises a base, wherein an end plate and a fixing block are arranged at the two ends of the base respectively; a lead screw, a first sliding rail and a second sliding rail are arranged between the end plate and the fixing block; the lead screw penetrates through the fixing block and extends outwards; a coupler is arranged at the extending end of the lead screw; a rotating shaft is arranged at one end, away from the lead screw, of the coupler; a stepping motor is arranged at one end, away from the coupler, of the rotating shaft; a nut is arranged in the translation stage; telescopic rods are arranged on the two sides of the nut in a symmetric manner; the outer part of each of the telescopic rods is sleeved with a spring; each of the two ends of each of the telescopic rods and the springs is fixedly connected with a fixing plate; a piece of silencer cotton is arranged at the upper end of a supporting plate; a sliding block is fixedly connected to each of the lower ends on the periphery of the translation stage. The low-noise precision electric control translation stage can not only operate stably, but also effectively reduce noise produced during operation, so that the translation stage is convenient and ingenious to use and suitable for extensive popularization.

The invention discloses a computer display screen bracket. The bracket comprises a base, wherein a primary telescopic column is movably connected to the upper side of the base through a bearing block;a secondary telescopic column sleeves the primary telescopic column; a movable plate is fixedly connected with one side of the secondary telescopic column, and is fixed on the secondary telescopic column through bolts; a supporting rod is fixedly connected with the side, far away from the secondary telescopic column, of the movable plate; an assembly plate is arranged on the side, far away from the movable plate, of the supporting rod; a first assembly groove, corresponding to the supporting rod, is formed in the assembly plate; a third spring is connected between the supporting rod and the bottom inside the first assembly groove; and two inclined rods are connected onto the supporting rod in a rotating manner, and are crosswise arranged. The computer display screen bracket has a cushioning effect due to a plurality of spring damping devices, a computer display screen can be effectively protected and cannot be easily broken, and the service life of the display screen is prolonged; andthe bracket has adjustable height, and thus can meet requirements of different users.

A hinge-mounted independent suspension omni-directional mobile platform based on McNum wheel comprises a bearing platform, independent suspension mechanisms and chassis wheel-axle mechanisms. The fourgroups of independent suspension mechanisms and the chassis wheel-axle mechanisms are installed at four vertices of the bearing platform, each group of independent suspension mechanisms, and the chassis wheel-axle mechanism comprises an independent suspension mechanism and a chassis wheel-axle mechanism. The independent suspension mechanisms comprise angle codes, shock absorbers, motor fixing plates and hinges. The motor fixing plate is arranged below the bearing platform, and the angle codes are respectively installed on the bearing platform and the motor fixing plates. The two ends of the shock absorber are respectively connected with the bearing platform and the motor fixing plates through the angle codes, and the inner end of the motor fixing plates is connected with the bearing platform through the hinges. The chassis wheel-axle mechanisms are connected with the motor fixing plates. The hinge-mounted independent suspension omni-directional mobile platform has the advantages of simple structure, compact structure, high bearing capacity, good stability and the like. The invention belongs to the technical field of mobile devices based on McNam wheels.

The invention discloses a transferring device for production and machining of automobile parts. The transferring device for production and machining of the automobile parts comprises a base, supporting frames, adjusting devices, supporting plates, movable plates, displacement devices and storing discs; the supporting frames are symmetrically fixed to the top of the base, sliding grooves are symmetrically formed in the inner sides of the supporting frames, and fours sliding blocks are symmetrically fixed to the two ends of each supporting plate and slidably connected into the sliding grooves; the adjusting devices are symmetrically fixed to the two sides of the top of each supporting plate, and the supporting plates are connected with the supporting frames through the adjusting devices; anddevice grooves are formed in the tops of the supporting plates, the movable plates are slidably connected into the device grooves, strip-shaped openings are formed in the bottoms of the supporting plates, and the displacement devices are arranged below the strip-shaped openings. According to the transferring device for production and machining of the automobile parts, the automobile parts are stored in the storing discs, the heights of the storing discs can be adjusted through a driving device, and thus the height between the every two adjacent storing discs can be adjusted according to the sizes of the automobile parts, so that the storing space of the transportation device is fully used.

The invention discloses a flight control remote control device for a police unmanned aerial vehicle, which comprises a main box body and a remote control body. There is a cover plate, and the end of the cover plate far away from the first rotating shaft is connected with an arc-shaped clamping rod through the second rotating shaft, and the outer wall of the main box is provided with a clamping groove corresponding to the arc-shaped clamping rod. A first torsion spring is sleeved on the rotating shaft, and the two ends of the first torsion spring are respectively fixedly connected with the arc-shaped clamping rod and the cover plate, and the outer wall of the main box close to the arc-shaped clamping rod is fixedly connected with a handle The bottom of the main box is fixedly connected with a supporting column, and a cavity is arranged in the supporting column. In the present invention, the device can well protect the remote controller through the arrangement of the main box and multiple shock absorbing mechanisms, and at the same time, the height of the device can be adjusted freely, thus ensuring the working efficiency of the police officers.

The invention discloses a building waste residue treatment device, and belongs to the technical field of building waste residue treatment tools. The building waste residue treatment device comprises ascreening device and a crushing device, wherein the screening device is arranged above the crushing device, the screening device is used for separating waste residues with different sizes, the crushing device is prevented from being damaged due to the fact that part of waste residues are too large in size and too hard, and the crushing device is used for crushing small waste residues; and the screening device comprises a screening shell, a screening net, a steel wire, a winding machine, a winding motor, a left side plate and a right side plate, after the screening net screens small waste residues in the waste residues, the winding machine is driven to rotate through work of the winding motor, the steel wire is lengthened, and the screening net is driven to turn over downwards, large wasteresidues left on the screening net are discharged, a part of overlarge and hard building waste residues are prevented from damaging the crushing device to a certain extent, and the service life of the crushing device is prolonged.

The invention discloses a multifunctional security accessory, which comprises a mounting block, a cavity is arranged on the top of the mounting block, a threaded rod is rotatably connected in the cavity, and a first gear is fixedly sleeved on the threaded rod. A second gear meshed with the first gear is provided in the cavity, and the second gear and the inner wall of the cavity are rotatably connected by a rotating rod, and the end of the rotating rod away from the second gear passes through the inner wall of the cavity and A knob is fixedly connected, one side of the mounting block is provided with a chute, one end of the threaded rod penetrates the inner bottom of the cavity and extends into the chute, and one end of the extended threaded rod is threaded with an oppositely arranged There are two extruding plates, a sliding bar is fixedly connected in the chute, and a sliding opening corresponding to the sliding bar is provided on the extruding plate. The present invention improves the scope of application of security accessories through the arrangement of multiple fixed transmission mechanisms, and can be applied to various monitoring devices.