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53results about How to "Stable protection" patented technology

Film bulk acoustic wave resonator device and manufacturing method thereof

Disclosed herein is an FBAR (film bulk acoustic wave resonator) device and a manufacturing method thereof. The FBAR device comprises a substrate, a resonance unit including a lower electrode, a piezoelectric film, and an upper electrode, which are successively stacked on the substrate, and a passivation layer formed substantially throughout an upper surface and peripheral surface of the resonance unit in order to protect the resonance unit. A partial region of the passivation layer formed on at least the upper electrode has a thickness required to compensate for a difference between a resonant frequency of the resonance unit and a desired target resonant frequency.
Owner:SAMSUNG ELECTRO MECHANICS CO LTD

Geocell ecological grass planting roadbed slope protection construction method

The invention discloses a geocell ecological grass planting roadbed slope protection construction method. The construction method comprises the steps that firstly, a layer of planting soil with the thickness of 25 cm is laid on a constructed roadbed slope, positioning anchor rods are installed, high-strength micro-pile geocells are laid on the planting soil, the geocells are anchored to the roadbed slope at micro-pile positions through the positioning anchor rods with hooks, then the geocells are filled with the planting soil with the thickness of 25 cm, and then grass seeds are sprayed and sown. According to the construction method, in the earlier stage, the slope is stabilized through an effective whole formed by the geocells, the anchor rods, the planting soil and the slope, and beforethe geocells are aged and after the grass seeds completely grow up, the stability of the slope is improved by inserting root systems of the grass seeds into the slope, so that the project cost can beeffectively saved, the project progress is accelerated, and the appearance is attractive. The construction method is suitable for fill subgrade slopes with the height larger than 4 m. Remarkable economic and social benefits can be generated by construction and application.
Owner:中建五局第三建设有限公司

Unmanned aerial vehicle landing device with radio wave ranging guidance

The invention provides an unmanned aerial vehicle landing device with electric wave distance measurement guidance. The device comprises a connecting disc connected with the bottom of an unmanned aerial vehicle power disc and a mounting disc connected with the connecting disc through multiple sets of buffering supporting rod assemblies. The mounting disc is of a circular ring structure, the middle of the mounting disc is provided with a through receiving opening, the top of the receiving opening is provided with an electric wave induction device, the bottom of the mounting disc is provided with a plurality of sets of supporting legs, an annular cavity is formed in the circular ring structure of the mounting disc, and a control ring is rotationally connected into the annular cavity; the control ring is connected with the supporting legs through a transmission assembly, so that the supporting legs can be stretched outwards or folded inwards. The unmanned aerial vehicle landing device not only has an electric wave ranging guiding function and can realize accurate positioning landing, but also has an excellent buffering effect, can realize stable protection on the unmanned aerial vehicle and the landing device, and is simple in structure, convenient to store and carry and high in practicability.
Owner:WUHAN UNIV OF TECH

Reorganization and expansion highway slope intelligent protection system

The invention discloses a reorganization and expansion highway slope intelligent protection system which comprises an intelligent monitoring module and a protection device. The protection device comprises a plurality of fixing devices. The adjacent fixing devices are detachably and fixedly connected with one another. Each fixing device comprises a main rod, a plurality of insertion plates and connecting plates, wherein the main rod is of a hollow structure, a plurality of first holes are formed in the longitudinal direction of the main rod, cement mortar is poured in the main rod and comprisesa soil adhesive, the insertion plates are arranged on the periphery of the main rod at equal intervals, the connecting plates are connected with the parallel and adjacent insertion plates, the sides,facing the outer side of a slope, of the connecting plates are provided with chambers, movable supporting plates are arranged in the chambers and include the first supporting plates and the second supporting plates connected to the outer sides of the first supporting plates, and a plurality of second holes are formed in the second supporting plates. The intelligent protection system has a quite good stabilizing effect, is beneficial for establishing the integral reinforcing of the slope, can find and prevent possible slope disaster phenomena in time, and also has a buffering structure for reducing disasters.
Owner:何涛

Computer data acquisition device

The invention discloses a computer data acquisition device, which structurally comprises a display screen, a computer main board, a mouse touch panel, a data line, a data acquisition unit, a cushion tube frame cover plate groove and a connecting column slot cylinder, and realizes matching of the data acquisition unit and the cushion tube frame cover plate groove. A silicon crystal main board of the data collector covers a channel pipe frame and is cushioned and protected by a main board disc cover frame to form a channel pushing effect when pins are connected in a sleeved mode, a three-way frame strip groove and a lining frame reed pipe seat form a combined type top support curved surface compression prevention frame protection, and the clamping stability of an inner main board of computerdata collection hardware is guaranteed. The telescopic cushion supporting effect of the pull buckle type rack node is improved, the overall pin protection degree is improved, arc extinguishing sleeveinsulation operation is achieved, collected data can be ensured to effectively conduct a circuit in a single pin, jumper disorder is avoided, and the stability coefficient of compression resistance and shock absorption of external connection of a machine body is improved.
Owner:SUZHOU COLLEGE OF INFORMATION TECH

Optical fiber cable with long service life

The invention discloses an optical fiber cable with long service life, and belongs to the technical field of optical fiber cables. The optical fiber cable comprises a support frame, a compression-resistant layer is arranged on the surface of the support frame, an elastic damping layer is arranged on the surface of the compression-resistant layer, a water closing layer is arranged on the surface ofthe elastic damping layer, and a tensile layer is arranged on the surface of the water closing layer. According to the optical fiber cable with the long service life, through arrangement of a deformation layer and a separation layer, when the surface of the deformation layer is subjected to uniform extrusion force of the limiting grooves, the surface of the deformation layer starts to be gradually flattened, so that a very good supporting effect can be achieved after external protection and buffering, and stable protection of internal optical fibers can be kept; the deformation layer is madeof fluororesin, the surface of the deformation layer is smooth, then the inner walls of the limiting grooves are shrunk to a certain threshold value, the deformation layer in the limiting grooves canslide out under the action of extrusion force, meanwhile, the deformation layer extrudes a plurality of external protectors to deform after being buffered by the filling layer, and the limiting grooves can stably protect the optical fibers.
Owner:SHENZHEN SDG INFORMATION CO LTD

Anti-scratch-damage spraying equipment for wall decoration

The invention discloses wall decoration spraying equipment capable of preventing scratching damage, and relates to the technical field of wall decoration spraying, the wall decoration spraying equipment comprises a base, a fixing frame is fixedly arranged at the top of the base, a coating box is fixedly connected to one side of the top of the base, and a lifting table is movably arranged in the middle of the fixing frame; a limiting cylinder is fixedly arranged on the side, away from the coating box, of the lifting table. The wall surface can be protected through a first damage prevention roller and a second damage prevention roller, a second two-way motor controls a rotating shaft to rotate, so that the rotating shaft drives a supporting block to adjust the inclination angle, and a second transmission shaft can drive a transmission wheel to rotate at the same time while the supporting block adjusts the inclination angle; and the first damage prevention roller and the second damage prevention roller are flexibly pushed by the push plate, so that the spray head can be stably protected by the first damage prevention roller and the second damage prevention roller at different working angles, the sprayed wall surface can be prevented from being scratched by hard objects, and the spraying quality is improved.
Owner:江苏丰辉高空建筑防腐有限公司

Outdoor low-voltage enclosed load isolation switch

The invention provides an outdoor low-voltage closed load isolation switch. The switch is composed of a box body, a cover body, a fuse, two wiring terminals and two static contacts, wherein the middleof the fuse is connected with an inner side surface of the cover body, the static contact is arranged on a bottom surface of the inner cavity of the box body, the wiring terminal is arranged on the bottom surface of the inner cavity of the box body, a contact connecting end of the wiring terminal is electrically connected with the static contact, a wire connecting end of the wiring terminal is used for connecting an external wire, the box body is provided with a hole channel, and the wire connecting end is communicated with the outside through the hole channel. When the cover body seals an opening part of the box body, the contact knife on the fuse is inserted into an elastic slot of the static contact, and the box body and the cover body are made of insulating materials. The outdoor low-voltage closed type load isolation switch is advantaged in that according to the scheme, all components of the isolation switch can be packaged in the shell, a metal piece on the isolation switch is protected, and the foreign matter can be effectively prevented from being connected with the isolation switch in a lap joint mode.
Owner:CHONGQING DEEPU ELECTRIC

Transformer with cooling function

The invention discloses a transformer with a cooling function. The transformer comprises a shell, a transformer body is installed on the inner side wall of the shell. The inner side wall of the shellis provided with a liquid storage chamber used for cooling of the transformer body during work. The transformer body is shielded and protected through a protective cover at the top end of the transformer body; rainwater is separated and dredged; contact between the transformer body and rainwater is reduced; the transformer body is protected; in the process rain water impacts the protective cover,the protective cover slides towards the transformer body; when a fixed pipe slides down to enter the inner side wall of the shell, the spring extends to generate elastic force; and meanwhile, a supporting rod slides downwards to push a supporting block to slide into the inner side wall of the shell to reduce vibration of the protective cover, so that impact of rainwater on the transformer body inthe shell is reduced, stable work of the transformer body is facilitated, the loosening condition of the shell is prevented, the protective cover is supported through the supporting rod, and the stability of the protective cover is improved.
Owner:湖北金力特电气有限公司

Novel environment-friendly industrial waste gas purification device with good purification effect

The invention relates to a novel environment-friendly industrial waste gas purification device with a good purification effect. The novel environment-friendly industrial waste gas purification device comprises a device body, a desulfurization assembly is arranged in the device body, a filtering assembly located at the bottom of the desulfurization assembly is arranged in the device body, and a mounting assembly is arranged in the filtering assembly. A motor is arranged in the filtering assembly, and an output shaft of the motor is fixedly connected with a rotating rod through a coupler, wherein one end of the rotating rod penetrates through and extends into the device body. According to the novel environment-friendly industrial waste gas purification device with the good purification effect, waste gas can be subjected to desulfurization treatment by arranging the desulfurization assembly, the pollution degree of the waste gas is reduced, the treated waste gas is conveniently filtered by arranging the filtering assembly, impurities, dust and the like in the waste gas are adsorbed and filtered, and the purification effect is improved; and by arranging the mounting assembly, mounting and dismounting of the filtering assembly are facilitated, and the using effect is improved.
Owner:汪雯雯

Protective device of protective slope for water conservancy project

The invention relates to the technical field of protective devices, in particular to a protective device for slope protection in water conservancy projects, including a slope body, the fixing holes are inserted into the inside of the slope body through reinforced insertion rods, and the through holes are equipped with pipeline, the upper end of the pipeline runs through the slope body, the protective base, and the concrete pouring layer; the lower end of the pipeline penetrates the protective plate; The vertical direction is on the same horizontal line, and the upper and lower ends of the pipeline are respectively provided with a first filter net and a second filter net, and fan blades are connected to the inside of the pipeline through a mounting frame. Compared with the existing technical characteristics, this device has great advantages. It is more in line with the current national demand for water conservancy projects, prevents soil loss, and is more effective and firm for slope protection of water conservancy projects. It maintains ecology and works in water conservancy. It is also more reassuring, and it is worth promoting and using in the future.
Owner:成都凌凌漆科技有限公司

Protective mechanism for constructional engineering safety

The invention discloses a protective mechanism for constructional engineering safety. The protective mechanism comprises a fixed frame, a main protective net is fixedly installed in the inner part ofthe fixed frame, a buffer mechanism is arranged at the top part of the fixed frame, an installation mechanism is arranged at one side of the bottom end of the fixed frame, a standby mechanism is arranged at the other side of the bottom end of the fixed frame, the buffer mechanism comprises two U-shaped fixing rods and a plurality of elastic bands, he bottom ends of the two U-shaped fixing rods arefixedly connected with the two sides of the top end of the fixed frame respectively, the two ends of the plurality of the elastic bands are fixedly connected with the middle parts of the two U-shapedfixing rods respectively, and the installation mechanism comprises two connecting plates and two reinforced supporting rods. According to the protective mechanism for the constructional engineering safety, the two U-shaped fixing rods are arranged, under the use of the two U-shaped fixing rods in cooperation with the plurality of the elastic bands, buffering and reducing the speed for personnel or objects which are accidentally fallen are carried out, so that the contact speed between the personnel or objects and the main protective net is greatly reduced, the damage to the main protective net is reduced, and protecting the main protective net and the personnel is carried out.
Owner:重庆观永建设工程有限公司

Unmanned vehicle safety protection system and method based on solid-state area array laser radar

The invention discloses an unmanned vehicle safety protection system based on a solid-state area array laser radar. The system comprises a plurality of solid-state area array radars and a motion control system, wherein the motion control system comprises a protection algorithm module, a navigation control module and a chassis controller, the plurality of solid-state area array radars are respectively arranged at the front part, the rear part and the two sides of the unmanned vehicle, and the solid-state area array radars detect the positions of close-range obstacles around the unmanned vehicleand upload obstacle information to the protection algorithm module. A plurality of solid-state area array radars are closely installed on the four sides of an unmanned vehicle body to detect the positions of short-distance obstacles around the vehicle body, obstacle information is processed by an independently-operated protection algorithm module, a high-priority control instruction is given to the chassis controller, the vehicle body is limited from doing dangerous motion, and the positions of the short-distance obstacles can be accurately measured. The invention further discloses an unmanned vehicle safety protection method based on the solid-state area array laser radar.
Owner:GUANGZHOU SAITE INTELLIGENCE TECH CO LTD

High-voltage frequency converter protection device

The invention relates to the technical field of high-voltage frequency converters, and discloses a high-voltage frequency converter protection device which comprises a shell, a protection cover is arranged on the outer side of the shell, the protection cover is detachably installed on the inner side of the shell, a control assembly is arranged in the shell and fixed in the shell, and the protection cover is detachably installed on the inner side of the shell. The high-voltage frequency converter protection device comprises a shell, a control assembly is arranged in the shell, a protection part is arranged between the control assembly and the shell, the protection part is installed between the shell and the control assembly, the protection part comprises a protection box, a compression spring, an insertion rod, a clamping head and an insertion hole, and the protection box is movably arranged in the shell. The protection device can be used for protecting the frequency converter, and compared with a common protection device, the protection device provided by the invention has the advantages that surrounding components can be protected after explosion, and surrounding fire can be avoided.
Owner:SHANDONG BOCHENG ELECTRIC CO LTD

Outdoor low-voltage enclosed load isolation switch with power-assisted mechanisms

The invention discloses an outdoor low-voltage closed load isolation switch with power-assisted mechanisms. The outdoor low-voltage closed load isolation switch is composed of a box body, a cover body, a fuse, two wiring terminals, two static contacts and two sets of elastic power assisting mechanisms. The outdoor low-voltage closed load isolation switch with the power-assisted mechanisms is advantaged in that all components of a disconnecting switch can be packaged in the shell, metal pieces on the disconnecting switch are protected, and the foreign matter can be effectively prevented from being connected with the disconnecting switch in an overlapped mode.
Owner:CHONGQING DEEPU ELECTRIC

Concrete protection sol

The invention relates to a concrete shield sol which mainly consists of sodium silicate, potassium metasilicate and water. The sodium silicate and the potassium metasilicate are ultrafine solid particles with a diameter of one to one hundred nanometer. Proportion between the sodium silicate and the potassium metasilicate is between three point two to one and four point two to one, weight proportion between the gross weight of ultrafine solid particles in the sol and the gross weight of water twenty-six to thirty percent to seventy-four to seventy percent. The invention has the advantages that: the sol made of highly distributed ultrafine solid particles change ions, the main reaction body of in chemical reaction with a hydration product in a concrete pore, into ultrafine solid particles; based on a double insulation protection of a whole isolated layer and a local isolated layer for the structure of the concrete, with an organically combined properties and combined action of a sol anda gelatin, the enterer and corrosion of a corrosion medium can be restrained, an long-term stable effective protection for the concrete structure can be realized, the durability of the concrete structure can be increased, actual service life can be prolonged and the later repair and maintenance can be reduced.
Owner:朱珦珦

Dustproof warm-keeping cover for automobile

The invention discloses a dustproof warm-keeping cover for the automobile. The warm-keeping cover comprises a first shielding cover and a second shielding cover, wherein an elastic rib cloth strip is arranged between the first shielding cover and the second shielding cover to connect one side of the first shielding cover with one side of the second shielding cover, and shielding areas are arranged in the centers of the first shielding cover and the second shielding cover; the outer side of the shielding area is provided with an air bag skirt edge wrapping a side edge of the shielding area, the outer sides of the air bag skirt edges of the first shielding cover and the second shielding cover are provided with zipper skirt edges fixed to the air bag skirt edges, the zipper skirt edges of the first shielding cover and the second shielding cover are matched and meshed to form a zipper track, and the zipper track is provided with a zipper; each shielding area comprises a coating layer, a flame-retardant layer and a heat preservation layer, the coating layers, the flame-retardant layers and the heat preservation layers are sequentially bonded from outside to inside, the heat preservation layers are filled with heat preservation cotton, fixing ropes are arranged at four corners of air bag skirt edges of the first shielding cover and the second shielding cover, and the fixing ropes are made of elastic rubber. The protection device is firm in protection, good in protection effect and convenient to use and store.
Owner:周丹

Safety protection operation method for carrying out support padstone construction on bent cap

The invention provides a safety protection operation method for carrying out support padstone construction on a cover beam, which comprises the following steps of: mounting a stop block main rib in a cover beam template, and pre-burying a safety hanging ring on the upper surface of the stop block main rib; notch plates are installed at the two ends of the safety hanging ring, the cover beam and the check block are poured in the cover beam formwork, and the cover beam and the check block are manufactured; the cable and the safety hanging ring are connected through a connector; a euphroe is installed at any end of the cable, and a ground alarm mechanism is installed on the safety hanging ring; and after the mooring rope is connected with the safety belt buckle, the bent cap formwork is dismantled, after the bent cap formwork is dismantled, the notch plate is taken down from the manufactured bent cap, a notch is manufactured in the bent cap, the safety hanging ring is cut off, the notch is blocked through concrete or mortar, mortar is collected, and construction of the bent cap and the check block is finished. Comprehensive protection measures can be provided for workers so as to improve the safety of the workers during construction, the protection structure is easy to dismantle, and completeness and attractiveness of the cover beam and the check block can be guaranteed.
Owner:JIANGXI PROVINCIAL TRANSPORTATION ENG GRP

Reconstruction and expansion of expressway slope intelligent protection system

The invention discloses an intelligent protection system for highway slope reconstruction and expansion, comprising: an intelligent monitoring module; a protection device, which includes: a plurality of fixing devices, which are fixedly connected in a detachable manner between adjacent fixing devices; the fixing devices include: : main rod, which is a hollow structure, and a plurality of first holes are arranged longitudinally along the main rod; pouring mud in the main rod, including soil binder in the mud; a plurality of inserting plates, which are evenly spaced and arranged on the outer periphery of the main rod Connecting plate, which is connected between parallel and adjacent inserting plates, a chamber is arranged on the side of the connecting plate towards the outside of the slope, and a movable support plate is arranged in the chamber, and the support plate includes the first support plate and the second connecting plate The second supporting board outside the first board is provided with a plurality of second holes on the second supporting board. The invention has a good stabilizing effect, is beneficial to establish the integral reinforcement of the slope, and can detect and prevent possible slope disasters in time, and also has a buffer structure for reducing the occurrence of disasters.
Owner:何涛

Fabricated building embedded part and method

The invention belongs to the technical field of new energy and energy conservation, and particularly discloses a fabricated building embedded part which comprises an embedded part body and is characterized in that the embedded part body comprises an embedded part main body and an embedded part auxiliary body matched with the embedded part main body; an embedded part anti-seismic mechanism matched with the embedded part auxiliary body is arranged on the embedded part main body; embedded part fixing mechanisms are arranged on the embedded part main body and the embedded part auxiliary body; the embedded part body is redesigned, and through the embedded part anti-seismic mechanism, the embedded part fixing mechanism and the anti-seismic adjusting structure which are matched with one another, the embedded part body can counteract and reduce longitudinal vibration, transverse vibration and the like borne by the fabricated building in time; the connecting stability of the component accessories and the fabricated building is greatly improved, the possibility that the component accessories fall off and break is reduced, the overall anti-seismic performance of the fabricated building is improved, the damage of the fabricated building to escaping people when natural disasters happen is reduced, and the escaping probability of the people is improved.
Owner:ZHENGZHOU UNIV MULTI-FUNTIONAL DESIGN & RES ACAD CO LTD

5G network topology structure for automobile intelligent control

The invention discloses a 5G network topology structure for automobile intelligent control, which comprises a network topology structure main body, a heat dissipation window, a groove, a connecting port, an adjusting mechanism, a protection structure and a stabilizing mechanism, and is characterized in that the stabilizing mechanism is arranged on the back surface of the network topology structure main body, the stabilizing mechanism is manually controlled, and after driving components in a transmission case to transmit, the stabilizing mechanism is driven to rotate; when the pressing plates make contact with the installation position, the overall stability of the network topology structure body is achieved, operation is convenient, and disassembly and assembly are convenient; the adjusting mechanism is arranged at the front end in the network topology structure main body, the connector assembly is arranged in the sleeve frame in the mechanism, and after a connecting line is connected, the sleeve frame can be manually pulled into the network topology structure main body through the shifting block to protect the connecting position; the protective structures are arranged at the front ends of the upper end and the lower end of the network topology structure body, and the covering surface layers and the adhesive strips can be pulled out of the protective structures, so that the connecting lines can be covered and stably protected.
Owner:HANGZHOU VOCATIONAL & TECHN COLLEGE

Conveying device with protective and fixing functions for producing biomimetic robot

The invention relates to a conveying device with protective and fixing functions for producing a biomimetic robot, and comprises a conveyor belt, a support rod, a guard bar, a dust suction mechanism,a protection mechanism, a fixing mechanism, a clamping mechanism and a reinforcing mechanism. The support rod is arranged under one side of the body wall of the conveyor belt, and the guard bar is disposed at the upper end of the support rod, the dust suction mechanism is disposed at the bottom of the conveyor belt, and the support rod is disposed at the upper end of the dust suction mechanism. The protection mechanism is arranged above the guard bar, and the clamping mechanism is installed on the lower side of the protection mechanism. The fixing mechanism is placed on the conveyor belt, andthe reinforcing mechanism is arranged on one side of the fixing mechanism. According to the conveying device with the protective and fixing function for producing the biomimetic robot, the dust suction ring of the invention can slide the bionic robot up and down under the driving of the servo motor, and the servo motor drives the screw to rotate, and the bevel gear drives the dust ring to slide onthe screw rod under the action of the screw rod. The dust-collecting area of the bionic machine is increased to make the bionic robot reduce the adhesion of dust as much as possible.
Owner:东莞市史雷帝三维数控科技有限公司

Electronic product automatic tin soldering equipment

The invention discloses electronic product automatic tin soldering equipment comprising an automatic tin soldering machine, the automatic tin soldering machine comprises an operation main body, a positioning main body, a height adjusting main body, a protection main body, a binding seat and a machine body, the lower end of the operation main body and the machine body are installed together in a threaded mode, and the operation main body penetrates through the positioning main body in a sliding mode; the positioning main body is in movable contact with the machine body, the height adjusting main body and the positioning main body are fixedly installed together, the binding seat and the machine body are rotatably installed together, and the lower end of the protection main body is slidably inserted into the upper end of the binding seat; and the operation main body comprises a first knob, a connecting rod, a cross block, a spring, a connecting block, a first stop block, a second knob, a first bolt, a sliding groove and a sliding block, and the lower end of the first knob is fixedly connected with the connecting rod. The invention relates to the technical field of automatic tin soldering equipment, a user can conveniently adjust a clamp of the electronic product automatic tin soldering equipment, and the use requirement is better met.
Owner:南通诺澳电子有限公司

Full-automatic gold removing and tin coating machine

The invention discloses a full-automatic gold removing and tin coating machine which comprises a body and an outer frame, a gold removing and tin coating mechanism is arranged in the outer frame and composed of a surface mounting tin pot, a plug-in tin pot, a hot air leveling unit, a device movement positioning unit, a camera, a scaling powder working unit and a preheating device, and a control button matched with the body is arranged on one side of the body. A control terminal and a control keyboard are arranged on one side of the body, a protection bin matched with the control terminal is arranged on one side of the body, and a sliding plate matched with the control terminal is slidably connected into the protection bin. According to the protection device, through mutual cooperation of the protection bin, the swing mechanism and the positioning assembly, stable protection of the control terminal and the control keyboard can be achieved, the connecting rod is pushed to push the control terminal and the control keyboard on the sliding plate out of the protection bin during use, and operation of workers is facilitated.
Owner:PURBEST TECH CHENGDU CO LTD

Stepping motor with plastic bottom cover and plastic packaging method thereof

The invention discloses a stepping motor with a plastic bottom cover and a plastic packaging method thereof. The stepping motor comprises a stepping motor body, a positioning bottom cover is fixedly arranged at the bottom end of the stepping motor body, first positioning frames are fixedly arranged at the two ends of the bottom of the positioning bottom cover correspondingly, and supporting bases are fixedly arranged at the bottom ends of the two first positioning frames correspondingly; the bottom ends of one sides of the two supporting seats are fixedly provided with positioning plates, and first through grooves are formed in the middle positions of the tops of the positioning plates. By rotating a first positioning handle, the first positioning handle drives a lead screw at one end to rotate, and the lead screw rotationally connected to one sides of the two positioning seats drives a moving block in threaded connection with the outer wall to move; and the moving block drives two induced draft fans at the top end to slide along the first through grooves and the second through grooves respectively, so that the stepping motor body and a plastic package seat at the bottom end of the stepping motor body can be positioned and cooled conveniently, the working efficiency of the stepping motor body is improved, and the service life of the plastic package base of the stepping motor body is prolonged.
Owner:重庆金在升机电有限公司
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