78results about How to "Easy and stable installation" patented technology

The utility model belongs to the technical field of cup covers, and particularly relates to an inner plug cover with a magnetic attraction structure, which comprises a cover body, a water flow channel arranged in the cover body, a sealing plug for sealing the water flow channel arranged on the cover body, a driving piece for driving the cover body to move during sliding, and an elastic piece for driving the cover body to reset during sliding, the cover body comprises a connecting seat and an upper shell which are fixedly connected, a mounting cavity is formed in the connecting seat, the connecting seat is arranged in the mounting cavity, an annular water flow channel is formed between the side walls of the mounting cavity, a water outlet hole communicated with the water flow channel is formed in the bottom of the mounting cavity, and the elastic piece drives the sealing plug to reset and seal the water outlet hole; the upper portion of the upper shell extends to the upper portion of the connecting base, magnetic attraction pieces used for attracting the outer cover are arranged on the upper portion of the upper shell, and the magnetic attraction pieces are annularly distributed around the periphery of the mounting groove, and the inner plug cover with the magnetic attraction structure is convenient to produce, machine and use.

The utility model discloses a high-power surface-mounted diode which comprises a chip, copper particles are symmetrically and fixedly connected to the upper side and the lower side of the chip, pins are fixedly connected to the copper particles respectively, a packaging body is arranged outside the chip and the copper particles, and the pins extend to the left side and the right side of the packaging body. A heat dissipation groove is formed in the bottom of the packaging body, a heat conduction plate is installed in the heat dissipation groove, the bottom of the heat conduction plate is connected with a heat absorption plate, and the diode is subjected to solid heat conduction and heat dissipation treatment through the heat conduction plate and the heat absorption plate. Bolts are arranged on the left and right sides of the bottom of the packaging body in a penetrating manner, the ends of the bolts are connected with clamping grooves in a clamping manner, and the clamping grooves are correspondingly formed in the left and right sides of the heat conducting plate. When the high-power surface-mounted diode is used, heat generated by the diode can be timely, effectively and rapidly conducted out and dissipated, heat loss is avoided, the heat dissipation component can be rapidly and conveniently installed on the packaging body, and the installation efficiency is improved.

The utility model provides an auxiliary device for inspecting a reinforcing steel bar protective layer at any height of a stand column before pouring, which comprises a support rod and two transparent templates which can be butted together, the size of the inner circumference formed by the two transparent templates is the same as that of the outer circumference of the stand column to be poured, and measuring holes are uniformly arranged on the transparent templates. A bottom plate is arranged along the periphery of the bottom end of the transparent template; the supporting rod comprises a threaded rod, and a clamping hoop is arranged at one end of the threaded rod. The supporting rods are evenly arranged on the periphery of a reinforcement cage frame to be poured and connected with outer side reinforcing steel bars through the hoops, the two transparent formworks are placed above the circle of supporting rods, and the limiting nuts abut against the edge of the bottom plate. According to the utility model, a real stand column external mold can be simulated at any height, and a worker can measure the distance between the reinforcement cage frame and the transparent template at any height outside the reinforcement cage frame, so that the thickness of a reinforcement protective layer can be conveniently inspected and controlled before the stand column template is installed, and the acceptance efficiency of the reinforcement cage frame is improved.

The utility model belongs to the technical field of seat cushions, and particularly relates to a seat cushion which comprises a seat plate and a backrest which can be folded relatively, a connecting groove is formed below the seat plate, the backrest comprises a backup plate and a connecting seat which are integrally arranged, the backup plate and the connecting seat are arranged in an L shape, and the connecting seat extends towards the lower portion of the seat plate and is rotationally connected with the connecting groove. A locking device is arranged between the connecting seat and the seat plate, and the locking device is respectively connected with the connecting seat and the seat plate, so that the connecting seat and the seat plate are relatively fixed, the seat plate and the backrest are kept in an unfolded state, and the cushion is simple in structure and convenient to use.

The utility model discloses a dedusting and desulfurizing device which comprises a bottom cylinder, a connecting sleeve, a purifying cylinder, an air guide cylinder and an air outlet cylinder, one side of the bottom cylinder is provided with an air inlet, the outer wall of the bottom cylinder is provided with a blow-off pipe, a water inlet pipe is arranged in the connecting sleeve, the side wall of the water inlet pipe is communicated with a spraying pipe, and baffle rings are symmetrically arranged in the connecting sleeve along the water inlet pipe. Annular grooves are formed in the sides, close to the inner side wall of the connecting sleeve, of the baffle rings. The waste gas purification device is simple in structure and convenient and stable to install, waste gas can be sprayed, dedusted and desulfurized firstly and then filtered and purified through the filter plate, the purified waste gas can be dried to a certain extent under the action of the dryer, the bottom cylinder and the purification cylinder are assembled through the connecting sleeve, follow-up overall installation is facilitated, and the waste gas purification device is high in practicability. And the arranged gas outlet cylinder can be used for carrying out shunting treatment on the dried waste gas, and the waste gas can be conveyed in a shunting manner according to actual requirements and supplied to all required places.

The utility model discloses a heating tube assembly for an oven, which comprises a heating tube, a fixed combination support is arranged on the heating tube, the fixed combination support comprises a fixed rod which is connected with the heating tube through a bridging piece, a fixed support piece is welded on the fixed rod, an assembly hole is arranged on the fixed support piece, and the assembly hole is connected with the heating tube. The fixed combined support further comprises a clamping gasket and a buckle cap. The buckle cap comprises a buckle cap body which penetrates into the assembly hole and can rotate in the assembly hole, the tail of the buckle cap body is provided with a rotating part for limiting the buckle cap body to axially move on one side, the head of the buckle cap body is provided with a threaded hole extending towards the tail, and the buckle cap body is provided with an annular groove; the clamping gasket is clamped in the annular groove and limits the buckle cap body to axially move on the other side, and the fixing support piece is arranged between the clamping gasket and the rotating part. The heating pipe assembly has the advantages of being novel in structure, convenient to install, complete in overall function and high in practicability.

The utility model discloses a conference room demonstration large screen convenient to install, which comprises an installation frame and a support frame, the four sides of the installation frame are all provided with limiting holes I, the back of the installation frame is fixedly provided with four installation pieces, the outer side of the installation frame is fixedly provided with a protection frame, the inner side of the protection frame is fixedly provided with a tempered glass plate, and the tempered glass plate is fixedly provided with a plurality of limiting holes II. A display screen is fixedly mounted in the mounting frame, and two first supporting plates are fixedly mounted on the back face of the mounting frame; according to the combined mounting frame, through the arranged beautifying frame, when the combined mounting frame needs to be disassembled and maintained, the beautifying frame is warped down, a bolt in a second limiting hole is pulled out from the interior of a first limiting hole, limiting on the mounting frame is relieved, and then a protection frame and the mounting frame are pulled out, so that the combined mounting frame is convenient to install and use and convenient to maintain, disassemble and maintain; the use convenience is improved, and the characteristic that traditional fixed installation is inconvenient to disassemble, assemble and maintain is changed.

The utility model discloses an external connection type wire box quick connector connecting structure, which comprises a quick connector, a wire box and a pipe, the quick connector comprises an annular disc-shaped resisting part and bearing plate parts which are uniformly distributed on the circumference and are vertically connected with the resisting part, and the box plate parts of the wire box are provided with mounting holes; the quick connector is clamped and passes through the mounting hole, and the resisting part is in internal and external abutting connection with the box plate part of the wire box; the pipe is inserted into the quick connector, the inner end of the pipe abuts against the abutting part, and the pipe is in interference fit with the circle of bearing plate part. The utility model has the advantages of simplified installation steps, high installation speed, convenient operation and the like, and can improve the installation efficiency of the junction box joint.

The invention relates to a column foot protection device suitable for multiple types of stand columns, belongs to the field of constructional engineering, aims to solve the problem that an existing column foot protection device cannot conveniently protect column feet of different specifications and sizes and column foot corners of different angles according to actual requirements, and comprises a first rubber protection plate and a storage frame. And one end of the first rubber protection plate is rotationally connected with a connecting shaft, the connecting shaft is fixedly connected with a second rubber protection plate, and an assembly type connecting assembly is installed in the storage frame. According to the device, through rotation of an arranged winding drum, all the first rubber protection plates and the corresponding second rubber protection plates can be tightly attached to the corners of the column feet of different specifications and sizes in cooperation with tension springs, and by means of elasticity and rotation cooperation of all the first rubber protection plates and the second rubber protection plates, the first rubber protection plates and the second rubber protection plates can be tightly attached to the corners of the column feet of different specifications and sizes; the column foot protection device can be suitable for right-angle, round-angle or other types of stand column feet, and the practicability and applicability of the column foot protection device are effectively improved.

The invention discloses a novel railway long steel rail transportation double-oil-tank generator car, and belongs to the technical field of steel rail transportation generator cars, and the novel railway long steel rail transportation double-oil-tank generator car comprises a car body chassis, a carriage, a bogie, oil tanks and a connecting hose communicating the two oil tanks, the oil tank comprises a tank body, a multifunctional hole, a cleaning hole assembly for maintenance, an oil filtering and filling port, an oil tank lower mounting seat, a cleaning hole assembly for daily use, an oil discharge port, an oil meter assembly and an oil tank connecting seat, the oil tank connecting seat is integrally of an inverted-L-shaped elbow structure, the oil tank lower mounting seat is integrally of an inverted-L-shaped structure, and the vertical face of the oil tank lower mounting seat is correspondingly welded to the upper portion of the tank body. The double-fuel-tank mounting structure has the advantages that the fuel tanks are convenient and stable to mount, the double fuel tanks are asymmetrically mounted left and right, the weight of a vehicle body is balanced, the barometric pressure of the fuel tanks is kept balanced inside and outside, the structural design is linked with each other, and the like.

The utility model discloses a guide rail type solid-state relay convenient to adjust, which comprises a solid-state relay body, a mounting block is arranged below the solid-state relay body, and a protective guide rail is arranged on the inner side of the mounting block in a penetrating manner; a driving rack is fixedly mounted between the two groups of protective guide rails; a sliding block is slidably arranged on the lower portion of the inner side of the mounting block, a rotating rod is rotationally connected to the inner side of the upper portion of the sliding block, and a driving gear is fixedly mounted on the outer side of the rotating rod. The left end of the driving gear is engaged with a driving rack, the upper end of the rotating rod is fixedly connected with a rotating disc, and the right end of the rotating disc penetrates through the mounting block. According to the guide rail type solid-state relay convenient to adjust, the driving gear is in engaged connection with the driving rack, so that the turntable can drive the driving gear to rotate through the rotating rod, and the driving gear drives the driving rack to move, so that the mounting block drives the solid-state relay body to move on the outer side of the protective guide rail; therefore, the position of the protective guide rail is adjusted.

This utility model belongs to the technical field of fitness equipment, and specifically relates to a rhythmic device and a treadmill. The rhythmic device includes a connecting seat and a support seat that are movably connected. The connecting seat is provided with a fixing component for connecting to other objects. The support seat is provided with a roller for supporting the support seat. An eccentric shaft is provided on the roller. The roller is rotatably mounted on the support seat through the eccentric shaft. During the rotation of the roller, the distance between the eccentric shaft and the lower end of the roller changes, causing the support seat and the connecting seat to move relative to each other, thereby causing the support seat to rise and fall. The purpose of this utility model is to provide a rhythmic device with a simple structure and convenient production and assembly.

The utility model relates to the technical field of aluminium veneer provides a kind of aluminium veneer of firm installation, including aluminium veneer body, the outer wall of aluminium veneer body one side is uniformly fixed with longitudinal reinforcing rib, adjacent the longitudinal reinforcing rib between uniformly fixed with reinforcing structure, the reinforcing structure includes transverse reinforcing rib, limit stop and fixed bolt, the transverse reinforcing rib is uniformly set in aluminium veneer body near the side of longitudinal reinforcing rib.The utility model is provided with reinforcing structure, transverse reinforcing rib and longitudinal reinforcing rib form grid structure, can significantly improve the bending stiffness of aluminium veneer body when using, prevent wind pressure deformation, limit stop is locked with longitudinal reinforcing rib by fixed bolt, ensure reinforcing rib spacing uniform, avoid misplacement, guarantee the stability of connection, realized the device has the function of strengthening aluminium veneer body conveniently, improved the stability of this aluminium veneer of firm installation when using.

The utility model provides a split type silent caster, which relates to the technical field of silent casters, and comprises a silent caster, a left sleeve plate and a middle pressing plate, silent salient points are arranged on the rolling surface of the silent caster, a central shaft is sleeved at the center of the silent caster, the left sleeve plate is sleeved at the left part of the central shaft, the right sleeve plate is sleeved at the right part of the central shaft, and the middle pressing plate is sleeved at the right part of the central shaft. A middle pressing plate is mounted between the upper ends of the left sleeve plate and the right sleeve plate, an upper mounting plate is mounted at the upper end of the middle pressing plate, the center of the upper mounting plate and the center of the middle pressing plate are located on the same axis, outer fixing sleeves are twisted to the left end and the right end of the center shaft through threads, and the left sleeve plate, the right sleeve plate and the outer fixing sleeves are detachably connected with the center shaft. A middle groove is formed in the middle of the upper portion of the middle pressing plate, and an upper round hole is formed in the center of the middle groove. The split type structure is adopted, assembly or disassembly is convenient, parts can be flexibly replaced after local damage, the direction can be flexibly changed to any angle, and the split type LED lamp is more convenient and practical.

The invention relates to a white laser light source which is characterized by comprising a laser diode module, a first lens, a first reflecting sheet, a diffusion sheet, a second reflecting sheet, a second lens, a wavelength conversion sheet, a pressing sheet, a gasket, a laser diode fixing base, a reflecting main body base, a glass window and a protective cover plate. The laser diode emits monochromatic laser under the action of impressed current, the monochromatic laser passes through the first lens, the first reflection sheet, the diffusion sheet and the second reflection sheet, is focused by the second lens and irradiates the wavelength conversion sheet to excite a fluorescent material in the wavelength conversion sheet so as to generate white light, and the white light is converged by the second lens and then is output from the glass window. The light source has the advantages of being compact in structure, high in conversion efficiency, convenient to assemble and the like, and can be applied to various occasions such as automobile illumination, projection display, machine vision and microscopic observation.

The protective fence structure for building construction comprises a water pillow and a guardrail installed above the water pillow, water is injected into the water pillow when the water pillow is used, a pipe connecting opening is formed in the side wall of one end of the water pillow, a flow guide pipe is fixedly connected to the other end of the water pillow, and the flow guide pipe is matched with the pipe connecting opening; a bottom plate is arranged below the water pillow, an inserting rod is fixedly connected to the middle of the bottom plate, and the inserting rod penetrates upwards and is fixedly connected with the guardrail. On the premise that the supporting stability is guaranteed, the supporting device is light in weight and convenient to transfer and install.

The utility model provides a pier-side bracket for pushing a large-tonnage steel beam, which is characterized by comprising upright posts arranged on two sides of a pier, an upper backing plate and a lower backing plate respectively arranged at the upper end and the lower end of each upright post, and a top pad arranged on the upper backing plate, and is characterized in that anchoring horizontal support groups are arranged on the upright posts from top to bottom at intervals on the side of the pier; and one end of each layer of anchoring horizontal support group is fixedly connected with the pier, and the other end is fixedly connected with the upright post to form a closed-loop horizontal anchoring support structure. Compared with a non-pier-side support, the support is provided with a pier horizontal support, replacement filling hardening or piling curing is not needed, the material strength of the support can be reduced, the material amount is reduced, the construction cost of a temporary support is reduced, and field installation is convenient; the provided closed-loop anchoring horizontal supporting set is used for coping with horizontal thrust generated by pushing of the steel beam, transverse impact force generated in the pushing process of the steel beam is resisted through a prestress opposite-pulling structure, the bearing capacity of the pushing pier-side support is improved, stable installation of the pier-side support is facilitated, and the pushing requirement of the large-tonnage steel beam is met.

The utility model belongs to the technical field of battery packs, and particularly relates to a battery pack which comprises an outer shell, a battery pack is arranged in the outer shell, the outer shell comprises a first shell body and a second shell body which are detachably arranged, an installation cavity is formed between the first shell body and the second shell body, and the battery pack is arranged in the installation cavity. An elastic piece and two groups of clamping buttons are also arranged in the mounting cavity; a connecting protrusion is arranged on one side of the mounting cavity, connecting grooves are formed in the two sides of the connecting protrusion, first guide grooves are formed in the bottoms of the connecting grooves, a button part and a clamping hook part are arranged on the clamping button, and control ports are formed in the two sides of the shell. The button part penetrates out of the control opening and is exposed outside, the elastic piece drives the clamping button to reset, and the clamping hook part penetrates into the connecting groove through the first guide groove.

The utility model provides a temporary combined support suitable for construction of a vertical curve steel truss girder, which comprises two temporary combined support bodies and a prestress opposite-pulling structure, and the two temporary combined support bodies are symmetrically arranged on the periphery of a pier column of a permanent pier of the vertical curve steel truss girder; the pier column is connected with the two temporary combined support bodies through a prestress opposite-pulling structure. The two temporary combined support bodies are arranged on the large mileage side and the small mileage side of a pier column respectively. Each temporary combined support body comprises an inclined supporting structure, and the inclined supporting structures are arranged on the periphery of a pier column. Transverse impact force generated in the pushing process of the steel truss girder is resisted through the prestress opposite-pull structure, the bearing capacity of the pushing inclined supporting structure is improved, and stable installation of a pier-side support is facilitated.

An ice-resistant overhead line iron tower relates to the technical field of overhead line iron towers and comprises a lower tower body, an upper tower body and a line frame, lower supporting plates are fixed to the four corners of the lower tower body respectively, first fixing plates are fixed to the upper portions of the lower supporting plates, and two sets of second side hanging brackets are installed on the left side face and the right side face of the lower tower body respectively. An upper tower body is fixed to the upper end of the first fixing plate, three sets of first side hanging brackets are installed on the left side face and the right side face of the upper tower body correspondingly, and line frames are installed in the first side hanging brackets and the second side hanging brackets correspondingly. The upper tower body structure and the lower tower body structure of the tower are firm, firm and reliable in arrangement and stable in installation, so that the first side hanging bracket on the upper tower body and the second side hanging bracket on the lower tower body are also safe and stable in installation, and the arrangement of the line frames installed in the first side hanging bracket and the second side hanging bracket helps overhead lines to be neat; and heat conduction treatment and anti-icing protection treatment are carried out on the erected high-altitude line.

The transformer suspension convenient to fix comprises two supporting columns, two first supporting frames and two fixing assemblies, the two first supporting frames and the two fixing assemblies are detachably installed on the two supporting columns, an adjusting assembly is detachably installed between the two first supporting frames, and supporting plates are movably installed on the two fixing assemblies. The supporting device has the advantages that rapid mounting and dismounting are achieved, the anti-falling effect is achieved, the effect of supporting the center portions of the two first supporting frames is achieved at the same time, and the stability performance is improved.

The utility model discloses an assembly type waterproof overhead ground design structure which comprises an assembly base layer. The side surfaces of the plurality of overhead panels are mutually spliced, a waterproof external member is arranged at the splicing part of the overhead panels, and a plurality of sleeve openings in the side direction of the waterproof external member are correspondingly arranged on the overhead panels in a sleeving manner; and the panel support comprises a mounting seat and a mounting side edge which is positioned at the edge of the bottom of the mounting seat and is fixed with the assembly base layer through a bolt, and the mounting seat is fixed on the overhead panel through a bolt. According to the assembly type overhead ground structure, the overhead panels on the side faces of the assembly type overhead ground structure are connected in a linkage and sleeving mode through the waterproof suites, tight splicing and smoothness of the overhead ground structure are guaranteed, and structural components are fast in positioning and convenient and stable to install through a mortise and tenon installation structure that the panel supports, the overhead panels and the waterproof suites are mutually embedded; based on the structure, the waterproof performance of the structure is improved through the application of the wedge-shaped water blocking surface and the hydrophobic material of the waterproof external member.

The utility model relates to dialysate filtration technical field especially, relate to a medical dialysate filter device. The utility model provides a medical dialysate filter device that can realize the convenient first collecting frame and second collecting frame loading and unloading simultaneously and is convenient for firm installation, avoids accidental drop. A kind of medical dialysate filter device, including filter, mounting bracket and first collecting frame etc., mounting bracket is connected in filter middle part, and first collecting frame is placed in mounting bracket right part. The utility model places first collecting frame and second collecting frame in the left and right two parts of mounting bracket respectively, then loosens limit frame, torsion spring restores, so that first collecting frame and second collecting frame are all with limit frame clamping, then first connecting ring and second connecting ring are rotated 90 degrees, reach the effect that can realize the convenient first collecting frame and second collecting frame loading and unloading simultaneously and is convenient for firm installation, avoids accidental drop.

The utility model discloses auxiliary equipment for water pump installation, which relates to the technical field of water pump installation and comprises a rack, a limiting plate fixedly connected to the inner side of the rack, a supporting rod arranged above the limiting plate, two ends of the supporting rod fixedly connected to the inner side of the rack, a first rotating wheel rotatably sleeved on the outer wall of the supporting rod, and a servo motor fixedly connected to the bottom of the inner side of the rack. A fixing frame is arranged on one side of the servo motor of the rack, the lower end face of the fixing frame is fixedly connected with the bottom end in the rack, a penetrating rotating rod is rotationally connected into the fixing frame, and one end of the rotating rod is fixedly connected with the output end of the servo motor. The water pump body is mounted on the mounting plate, the servo motor is started, the output end of the servo motor drives the second rotating wheel to rotate through the rotating rod, the mooring rope drives the mounting plate to ascend through the lifting block, the height of the water pump body is increased, and the mounting efficiency is improved.

This utility model relates to the field of automotive generator technology and discloses an automotive generator end cover, which solves the problems of existing end covers having difficulty in balancing heat dissipation and dust prevention, and having a simple structure. It includes an automotive generator end cover with a motor shaft passage at the top center. The surface is provided with an auxiliary mechanism and a heat dissipation mechanism. The heat dissipation mechanism includes an outer frame, an inner end cover, and an outer end heat dissipation cover. Correspondingly, a first row of heat vents in a ring array, a second row of heat vents in a radial pattern, and a third row of heat vents in a matrix pattern are opened to form a multi-path heat dissipation channel and improve heat dissipation efficiency. The third row of heat vents has a dust filter inside, which takes into account both heat dissipation and dust prevention. The inner end cover and the outer end heat dissipation cover are easy to install and stable, and easy to maintain. The auxiliary mechanism includes an end cover mounting base and an external buffer protective sleeve. The former facilitates the installation of the end cover and the generator body, while the latter provides buffer protection without affecting heat dissipation and motor shaft operation. This utility model has a practical structure and is suitable for promotion.

The invention discloses clothes processing equipment which comprises a machine body, an assembly part, a locking mechanism and a trigger part, and a locking part is arranged on the machine body; the assembly part can move relative to the machine body; the locking mechanism is connected with the assembly part, and the locking mechanism is used for being matched with the locking part to lock the assembly part and the machine body; the trigger piece is arranged on the assembly piece and drives the locking mechanism and the locking part to be locked or unlocked. According to the clothes treating equipment, the locking mechanism is connected with the locking part in a matched mode, stable and reliable connection between the assembly part and the machine body is achieved, and the convenience and safety of user operation are improved through linkage of the trigger part and the locking mechanism.

The invention belongs to the technical field of building construction, and particularly relates to a temperature monitoring and adjusting method for a thermal bridge part of an external wall insulation system, which comprises a building external wall, an embedded part is fixedly connected to the surface of the building external wall, a temperature monitoring mechanism is mounted at the upper end of the building external wall, and the temperature monitoring mechanism comprises a thermal imaging camera and a detection vehicle. And the thermal imaging camera is positioned in the detection vehicle. According to the method for monitoring and adjusting the temperature of the thermal bridge part of the external wall thermal insulation system, a temperature monitoring mechanism is installed on a building external wall, a thermal imaging camera in the temperature monitoring mechanism is used for monitoring the temperature of all embedded parts on the surface of the building external wall, and a detection vehicle drives the thermal imaging camera; the thermal imaging cameras are hidden in the detection vehicle for shielding protection while the use number of the thermal imaging cameras is reduced, so that the temperature monitoring mechanism has the advantages that the temperature monitoring mechanism can conveniently monitor the temperature of the embedded part, and the temperature monitoring equipment can be conveniently protected.

The utility model discloses an active noise reduction wired earphone, which comprises a storage mechanism, the storage mechanism comprises a first shell, the inner top and the inner bottom of the first shell are respectively and rotatably connected with a first movable seat and a second movable seat, a wind-up roller is fixed between the first movable seat and the second movable seat, and the wind-up roller is fixed on the first shell. Sliding sleeves penetrate through the two sides of the first shell, a driving mechanism is installed at the top of the storage mechanism, a cable is stored in the storage mechanism, and the driving mechanism drives the storage mechanism to store the cable. Compared with the prior art, the driving mechanism is arranged, the rotating shaft is driven to rotate through meshing transmission of the worm gear and the worm in the driving mechanism, the first movable base, the winding roller and the second movable base are driven to rotate through the rotating shaft, and therefore the cable is wound through the winding roller, and use inconvenience caused by the cable winding process is avoided; and the storage mechanism is fixed on the clothes through the clamp, so that the installation is very convenient and stable.

The utility model discloses a diaphragm pump, and belongs to the field of diaphragm pumps. Comprising a pump body, a motor, installation supporting legs and an overpressure power-off device, water pump installation holes are formed in the installation supporting legs, and a water inlet cavity and a water outlet cavity are formed in the pump body and connected with a water inlet pipeline and a water outlet pipeline respectively; the water inlet pipeline is located on one side of the installation supporting leg and axially consistent with the water pump installation hole, and the water outlet pipeline is located on one side, opposite to the motor, of the pump body and axially consistent with a motor shaft. A diaphragm piece and a pump cover are arranged on the two sides of the pump body, and a working cavity is formed between the pump cover and the diaphragm piece. A water inlet valve and a water outlet valve are respectively arranged on two sides of the water inlet cavity and the water outlet cavity; an eccentric mechanism is arranged in the pump body, the motor output shaft drives the diaphragm piece to deform in a reciprocating mode through the eccentric mechanism, the overpressure power-off device is arranged on the side face of the water outlet pipeline, and the action direction of the overpressure power-off device is perpendicular to the axial direction of the motor output shaft. The water inlet connector does not need elbow parts, installation is convenient and firm, sealing is reliable, and the overpressure power-off device and the water outlet connector are compact in arrangement structure.

The utility model provides a safety protection mechanism of a fire alarm, which relates to the technical field of fire alarm protection, and comprises a protection structure and an outer fixed frame structure, the upper part of the protection structure is provided with an explosion-proof cover, and the lower part of the protection structure is provided with a transparent cover; the protection structure is arranged in a sleeve frame arranged in the middle of the outer fixing frame structure in a sleeved mode, the protection structure and the outer fixing frame structure are detachably connected, handles are arranged in the middles of the upper portion and the lower portion of the outer fixing frame structure, side fixing plates are arranged on the left side and the right side of the protection structure, and multiple sets of positioning heads are arranged on the side fixing plates. An inner base plate is arranged on the rear side face of the side fixing plate, the inner base plate is made of silicon rubber, the anti-explosion cover is made of carbon steel, and the transparent cover is made of anti-explosion glass. The protective device is convenient to assemble in a clamping sleeve mode, is also convenient to disassemble and maintain, is safe and reliable in protection, does not affect the uprising sound volume and flashing alarm, and is safer and more practical.