36results about How to "Avoid loosening or even falling off" patented technology

The invention discloses a cable connection terminal which is applicable in a solar photovoltaic power generation system and used in plug-in connection with a power terminal. The cable connection terminal comprises a body and a clamp part with a hollowed structure. The hollowed structure penetrates the clamp part, forming a plug chamber for the plug connection with the power terminal. The clamp part is engaged and integrated with the body. The clamp part is provided with at least two separated through slots along the direction in which the power terminal is plugged into the plug chamber, and the separated through slots are communicated with the plug chamber. An elastic contact clamp strip is formed on the clamp part by adjacent two separated through slots, and arranged around the power terminal plugged into the plug chamber. According to the invention, by the integration of the clamp part and the body, and the contact clamp strips, the connection of the clamp part and the power terminal is secured, and the power terminal is clamped with reliability, so that the stability of the whole solar photovoltaic power generation system is ensured, the material is saved and the production cost is reduced.

The invention relates to the technical field of solar energy saving, in particular to a lithium iron phosphate energy storage battery cabinet for a solar energy saving system. The cabinet comprises abottom plate, a cabinet body, a storage mechanism, a clamping mechanism, a fixing mechanism, a movable mechanism and a clamping mechanism, during use, the fixing mechanism is arranged in one side of the storage mechanism, and the storage mechanism is further fixedly arranged conveniently through a corresponding screw rod transmission structure and a guide rod clamping limiting structure, so that abattery body is convenient to mount and dismount, and meanwhile, the battery body is prevented from loosening when being impacted; the movable mechanism is arranged in the bottom plate and the bottomend of the cabinet body, and through a corresponding lead screw transmission structure, rolling wheels are conveniently adjusted, so that the whole device is conveniently moved; through a corresponding spring clamping block structure, a wire connector can be conveniently fixed and limited during plugging, so that the connector is prevented from loosening or even falling off when the cabinet bodyis impacted, and use is more convenient.

The invention discloses a raw material pulverizer for polyurethane foam plastic production and a pulverizing method, and relates to the field of polyurethane foam plastic production. The raw material pulverizer comprises a base, the top of the base is connected with a pulverizing box through a plurality of damping assemblies, and the top of the pulverizing box is fixedly connected with a cutting box through a plurality of stand columns. An L-shaped machine base is fixedly installed on one side of the cutting box, a driving motor is fixedly arranged on one side of the L-shaped machine base, a discharging pipe is fixedly connected to the bottom side of the cutting box, and a control valve is fixedly arranged on the discharging pipe. The raw material pulverizer is reasonable in structure, when the driving motor is started, cutting blades can be driven to rotate for preliminary pretreatment, two crushing tooth rollers can also be driven to rotate oppositely for crushing treatment, meanwhile, a conveying spiral blade can also be driven to rotate to convey unqualified raw materials for repeated crushing again, finally, all the raw materials can be crushed to be qualified, manual screening and investment are not needed any more, and the labor intensity of workers is relieved.

The invention relates to communication equipment with a good heat radiation effect and an anti-dropping function. The communication equipment comprises a main body, an antenna, network cable interfaces, a power supply switch, a fixing mechanism and a heat radiation mechanism, the fixing mechanism comprises a plurality of fastening assemblies, each fastening assembly comprises a first motor, a first gear, a second gear and two clamping units, and the heat radiation mechanism comprises an air-cooling assembly and an elevation assembly. According to the communication equipment with the good heatradiation effect and the anti-dropping function, through the fixing mechanism, network cables can be firmly fixed into the network cable interfaces, the influence on communication due to loosening andeven falling of the network cables can be prevented, and the communication stability is improved; and through the heat radiation mechanism, the internal part of the main body can be comprehensively cooled through air blowing, the air circulation is accelerated, the heat radiation effect is better, the damage to the equipment due to the high temperature is avoided, and the practicality and the reliability of the communication equipment are greatly improved.

The invention relates to a power plug-in piece. The power plug-in piece comprises a main body, wherein the main body is of a sheet structure; the cross section, vertical to the length direction, of the main body is in the shape of a rectangle; and the main body comprises a plug-in section, a positioning section and a connecting section which are connected in sequence, wherein the positioning section is internally provided with at least one first positioning block and at least one second positioning block, the side, close to the plug-in section, of the first positioning block is of a rectangular structure, the side, close to the connecting section, of the second positioning block comprises a guiding surface and a limiting surface, one end of the guiding surface is connected with the surfaceof the sheet structure, the other end of the guiding surface is a free end, the free end extends towards the direction of the plug-in section and gets away from the surface of the sheet structure gradually, and the limiting surface is connected to the free end and the surface of the sheet structure. In the power plug-in piece, by setting the bidirectional limiting structure, the phenomenon that the power plug-in piece is loosened or even falls off after repeated plug-in use can be avoided effectively.

The invention relates to a lamp. The lamp comprises a shell, a battery and a circuit board, wherein the shell is provided with a cavity for accommodating the battery; the circuit board is positioned on one side in the cavity close to a positive cap of the battery and provided with a salient contact electrode; the contact electrode is correspondingly and electrically connected with the positive cap; and a buffer element which allows axial displacement of the contact electrode along the battery is arranged between the contact electrode and the circuit board. By using the lamp, buffer is provided for the impacted contact electrode by increasing the buffer element between the contact electrode and the circuit board, so direct related collision of the circuit board can be prevented so as not to loosen or even drop electronic elements on the circuit board, and the impact resistance of the entire lamp is enhanced.

The invention relates to the technical field of sepsis adjuvant therapy, in particular to a sepsis adjuvant therapy device convenient to move, which comprises a support plate, a moving mechanism arranged on the support plate, an operating mechanism arranged on the support plate, a mounting mechanism arranged on the operating mechanism, and a storage mechanism arranged on the support plate. A clamping mechanism is arranged on the storage mechanism, and an adjusting mechanism is arranged on the clamping mechanism; by means of the storage mechanism and the clamping mechanism, multi-point supporting can be conveniently conducted on the ventilation corrugated pipe in the using process, so that the effect of preventing the corrugated pipe from being bent is enhanced, meanwhile, the whole assembly can be stored in the supporting plate in the non-using state, and occupied space is reduced; through the mounting mechanism, the artificial nose can be conveniently mounted on the breathing machine main machine in a spring clamping block manner, so that the artificial nose is mounted more firmly; and through the adjusting mechanism, the deflection angle of the clamping mechanism can be conveniently adjusted, and the situation that the ventilation corrugated pipe is bent is further reduced.

The invention provides a safety belt hanging device with an insulating rod capable of being quickly disassembled and assembled. The safety belt hanging device comprises a fixing base, fastening mechanisms, a bayonet socket and the insulating rod, wherein the fixing base can clamp a columnar object, the fastening mechanisms fix the fixing base to the columnar object, the bayonet socket is arrangedon the fixing base, and the insulating rod is detachably arranged on the bayonet socket. The bayonet socket comprises a base, two special-shaped limiting grooves and a spring, wherein the base is arranged on the fixing base, and an insertion groove allowing the insulating rod to be inserted is formed inside the base; the two special-shaped limiting grooves are symmetrically arranged on the side face of the base and communicate with the insertion groove, and the insulating rod is matched with the special-shaped limiting grooves through an insertion pin so as to be fixed in the bayonet socket; the spring is arranged in the insertion groove and located between the insulating rod and the insertion groove, so that the insulating rod limited in a second limiting section is prevented from disengaging from the bayonet socket; and the upper end of the insulating rod is provided with a safety belt ring for hanging a safety belt. By means of limitation of the bayonet socket in multiple directions, the fixing effect of the insulating rod is enhanced, and meanwhile the situation that the insulating rod disengages due to accidental contact can be prevented. The structure is simple, the insulating rod is convenient to disassemble and assemble, and the installing time is greatly saved.

The invention provides a winding device of a tubular medical instrument. The winding device comprises an operation platform, a first fixed base, a second fixed base, a raw material tank, a rotary joint, a guide tube, a length meter, an anti-dropping clamp, a winding clamp, a numerical-controlled instrument, an unloading ring, an elastic rod, a rotary shaft, a supporting rod and a wrapper, wherein the numerical-controlled instrument, the first fixed base, the second fixed base, the wrapper and the supporting rod are arranged on the operation platform from left to right in sequence; the raw material tank is arranged on the first fixed base; the tubular medical instrument is arranged in the raw material tank; the upper end of the raw material tank is provided with the guide tube; the left side of the guide tube is connected to the raw material tank through the rotary joint; the right side of the guide tube is provided with the length meter; the right side of the length meter is provided with the anti-dropping clamp; the elastic rod is arranged on the second fixed base; the upper end of the elastic rod is provided with the rotary shaft; the upper end of the rotary shaft is provided with the winding clamp; and the lower end of the rotary shaft is provided with the unloading ring. The winding device has the beneficial effects of high working efficiency, low cost and good product quality.

The invention relates to the technical field of fruit tree cultivation, in particular to a method for cultivating peach-shaped fruit trees, which uses a machine for cultivating the peach-shaped fruit trees, the machine comprises a mounting frame, a through hole is formed in the lower end of the mounting frame, and a fastening device is arranged in the mounting frame. The problems that wound protective films are often loosened and even fall off to affect normal growth of grafted apple trees, and a traditional fixing mode is low in efficiency and cannot assist in completing other working steps can be solved. The invention designs the machine for automatically fastening protective films wound on the joints of apple branch buds and rootstocks, so that the phenomenon that the protective films are loosened and even fall off is avoided, and the normal growth of the grafted apple trees is ensured; and the machine which can drive a fastening mechanism to fasten the protective films by using the same drive while fixing is designed, so that the utilization efficiency of the machine is improved.

The invention relates to the technical field of health preserving cabins, in particular to a health preserving cabin suitable for immunosuppression, which comprises a cabin body, the cabin body is fixedly connected to a bottom plate, an opening and closing mechanism is arranged on the cabin body, an adjusting mechanism is arranged on the cabin body, a limiting mechanism is arranged on the cabin body, and an auxiliary mechanism is arranged on the cabin body. A fastening mechanism is arranged on the auxiliary mechanism; through the adjusting mechanism, the elevation height of the platform plate of the headrest part in the cabin body can be conveniently adjusted, so that the neck spine curve of a user can be better adapted; by means of the limiting mechanism, pressing and limiting can be conveniently conducted on the protection pad used in the flat-lying mode, deviation and wrinkles of the protection pad in the using process are avoided, and the comfort degree in the flat-lying process is guaranteed; through cooperation of the auxiliary mechanism and the fastening mechanism, fastening and limiting can be conveniently carried out on the plug-in position of the connecting wire on the cabin body in the using process, the connecting wire is prevented from loosening and even falling off, normal use of the cabin body is guaranteed, and meanwhile certain potential safety hazards are also avoided.

The invention relates to the technical field of electric connectors, and discloses a household anti-falling power strip, which comprises a power strip main body. The upper end of the power strip main body is movably sleeved with a plug, the two sides of the bottom of the plug are fixedly connected with insertion teeth, the middle parts of the insertion teeth are provided with limiting holes, and the interior of the power strip main body is provided with two groups of cavities matched with the insertion teeth. Through the arrangement of a reset spring, an elastic piece, a limiting block and a clamping block, after the insertion teeth are completely inserted, a cam can be deflected by rotating a rotating rod, so that the two sides of the elastic piece are inwards clamped under the tension effect of the reset spring, the elastic piece is tightly attached to the insertion teeth, the poor contact condition can be avoided, and the stability of signal transmission of the connector is ensured; meanwhile, the clamping blocks can be pressed by the hard rubber belt, so that the limiting blocks are always clamped in the limiting holes in the use process of the power strip in the working process of the power strip, the insertion teeth are prevented from loosening or even falling off in the use process, potential safety hazards are thoroughly eliminated, and damage to all electric appliances is prevented.

The invention discloses a storage protection box for a signal amplifier. The storage protection box comprises a box, wherein s storage cavity with an upward opening and used for storing the signal amplifier is arranged in the box, a wire storage cavity for storing an output wire is formed in the front side of the storage cavity, through wire openings are formed in the rear wall of the storage cavity, between the the storage cavity and the wire storage cavity, and the front wall of the wire storage cavity in a communicated manner, the signal amplifier is placed in the storage cavity, a signal input line extends out of the box through the through wire opening at the rear side, and a signal output line is sent into the wire storage cavity for storage through the through wire opening between the storage cavity and the wire storage cavity for storage. According to the storage protection box, the signal amplifier is sealed and stored, the signal output line and the signal input line are separated, redundant parts of different signal output lines are separated and stored, line confusion and mutual interference are avoided, and the signal output line and the signal input line can be clamped.

The invention discloses a toothbrush head and an electric toothbrush, and the toothbrush head is used for being connected to a driving shaft of a toothbrush handle and comprises a toothbrush head body, a clamping piece and an elastic piece. A brush is arranged at one end of the toothbrush head body, a mounting groove is formed in the other end of the toothbrush head body, and an elastic piece mounting position is arranged in the mounting groove. The clamping piece is installed in the installation groove and provided with a clamping groove used for being connected with the driving shaft in a clamping mode, an opening is formed in the side, corresponding to the elastic piece installation position, of the clamping groove, and the opening is communicated with the clamping groove. The elastic sheet is mounted on the elastic sheet mounting position and is provided with an abutting boss; the abutting boss extends into the clamping groove through the opening and can elastically abut against the driving shaft. The toothbrush head can solve the technical problem that in some existing electric toothbrushes, toothbrush heads are inconvenient to detach from toothbrush handles.

The invention discloses a comprehensive screening instrument for moisture density and weight distribution characteristics of cigarettes. The comprehensive screening instrument comprises a hopper (1), a microwave device (2), a weighing device (3), a sorting device (4) and a case (5) on the outer layer, wherein the hopper (1) is used for accommodating a cigarette sample to be analyzed; the microwave device (2) is positioned at the downstream of the hopper (1) and is used for measuring the moisture and density of the cigarettes; the weighing device (3) is positioned at the downstream of the microwave device (2) and is used for measuring the weight of the cigarette; and the sorting device (4) is positioned at the downstream of the weighing device (3) and is used for sorting the cigarettes with consistent moisture, density and weight together. According to the comprehensive screening instrument for the moisture density and weight distribution characteristics of the cigarettes, detection and screening processes of the cigarettes are not damaged. On the basis of the device, a lossless microwave method is adopted for measuring the moisture and density of the cigarettes, the weighing device (3) is provided with a balance scale and a buffer mechanism and is used for accurately weighing the cigarettes, the sorting device (4) is a drawer type multi-gear cigarette sorting device, and the whole instrument has advantages of being compact in structure, reliable and efficient in operation and the like.

The invention belongs to the field of industrial equipment, and particularly relates to an acid gas self-purification centrifugal fan for coal mine work. The acid gas self-purification centrifugal fancomprises a fan body. An air inlet pipe is fixedly connected with an air inlet of the fan body. A plurality of auxiliary cylinders penetrate through and are embedded in the side wall of the air inletpipe. Rings made of same cotton wires are disposed in every two auxiliary cylinders located on the same perpendicular line. Driving boxes are disposed on the left side and the right side of the air inlet pipe correspondingly and are fixedly connected to the outer side wall of the air inlet pipe. A plurality of cotton wires located on the same side all penetrate through the side wall of the corresponding driving box and are driven by a driving mechanism in the driving box. Each driving mechanism comprises a rotating shaft, wherein one end of the rotating shaft is rotationally connected to theouter side wall of the air inlet pipe, a driving piece is fixedly disposed on the side wall of the corresponding driving box and is fixedly connected with the other end of the rotating shaft, the corresponding driving box is filled with an alkaline solution, a fixed plate is fixedly connected with the side wall of the corresponding driving box, conical holes run through the fixed plate, and the cotton wires penetrate through the corresponding conical holes correspondingly. The acid gas self-purification centrifugal fan can efficiently and completely remove acid gas in air.

The invention relates to the technical field of power distribution cabinets, and especially relates to a power distribution cabinet with an anti-theft function and for intelligent community power distribution engineering. The power distribution cabinet comprises an embedded groove formed in a wall body, a power distribution cabinet body is arranged in the embedded groove, and a sealing gasket used for filling a gap between the embedded groove and the power distribution cabinet body is arranged on the inner wall of the embedded groove through a fixing strip. Mounting seats are arranged on opposite side walls in the power distribution cabinet body through a group of hexagon socket screws, clamping mechanisms used for clamping the power distribution cabinet body into the embedding grooves are arranged on the surfaces of the mounting seats in a penetrating manner, limiting mechanisms are arranged between the clamping structures and the surfaces of the mounting seats, and an isolation plate is arranged in the power distribution cabinet body. By rotating the second gear, a reverse screw rod drives two clamping rods to move oppositely to get close to and get away from the clamping holes, so that the operation is more convenient during disassembly and assembly, the process of mounting and connecting by using bolts and expansion screws is omitted, the disassembly and assembly efficiency is improved, and later damaged replacement of the power distribution cabinet body is also facilitated.

A safety belt suspension device capable of quick disassembly and assembly of insulating rods, a fixed seat that can be clamped on a column, a fastening mechanism for fixing the fixed seat on the column, a socket set on the fixed seat and a detachable The insulating rod is set on the socket. The socket includes a base, two special-shaped limiting grooves and a spring. The base is arranged on the fixed seat, and a slot for the insulating rod is formed inside; the two special-shaped limiting grooves are arranged symmetrically It communicates with the slot on the side of the base, and the insulating rod is fixed in the receptacle by cooperating with the special-shaped limiting groove through the bolt; The insulating rod in the limit section is separated from the socket, and the upper end of the insulating rod is provided with a safety belt ring for hanging the safety belt. Through the limit of multiple directions through the socket, the fixing effect of the insulating rod can be enhanced while preventing the Insulating rods come out due to accidental touch, and the structure is simple, and the insulating rods are easy to disassemble and assemble, which greatly saves installation time.

The invention relates to the technical field of medical instruments and especially relates to a urethral catheterization device for urologic surgical procedures. The urethral catheterization device comprises a urine storage bag; a clip is arranged on an outer wall of a urine draining pipe on the bottom end of the urine storage bag; a hanging ring is spliced on the top end of the urine storage bag.The urethral catheterization device for urologic surgical procedures utilizes a guide steel wire in a dredging device to easily penetrate a foley catheter through urethra and into bladder; a rubber head is connected with the left end of the guide steel wire, so that the inner wall of urethra will not be damaged; the foley catheter is capable of effectively passing by narrow and bent parts in urethra; a transparent catheter is wound on a coil spring of a rotating device; the coil spring can contract when a patient moves or accidently pulls the transparent catheter, so that the transparent catheter can be more easily and conveniently introduced, and pain and even injury of urethra of the patient can be avoided; urine, inner pressure, and the like, in bladder can be monitored in real time; the phenomenon of loosing and even falling of transparent catheter can be avoided; practicability is high.

The invention discloses a toothbrush head and an electric toothbrush, and the toothbrush head is used for being connected to a driving shaft of a toothbrush handle and comprises a toothbrush head body and a clamping piece. The toothbrush head body is provided with a brush end and a connecting end which are opposite to each other, and the clamping piece is installed at the connecting end and provided with an elastic arm and a clamping groove used for clamping the driving shaft. The end, close to the brush end, of the elastic arm is a free end, and part of the side wall of the clamping groove is formed by the elastic arm. The elastic arm is further provided with an abutting boss, and the abutting boss protrudes into the clamping groove from the elastic arm and can elastically abut against the driving shaft. The toothbrush head can solve the technical problem that in some existing electric toothbrushes, toothbrush heads are inconvenient to detach from toothbrush handles.

The invention relates to the technical field of agricultural machinery autonomous operation, in particular to an agricultural machinery autonomous operation device based on Beidou high-precision positioning and a using method, the agricultural machinery autonomous operation device comprises a fixing plate, a main body mechanism is arranged on the fixing plate, a butt joint mechanism is arranged on the main body mechanism, and a driving mechanism is arranged on the fixing plate and the main body mechanism jointly. A mounting mechanism is arranged in the fixing plate, and a sealing mechanism and a limiting mechanism are arranged on the butt joint mechanism; through the sealing mechanism, a sealing protection effect on a plugging part on the signal plugging assembly can be conveniently achieved when the signal plugging assembly on the butt joint mechanism is in butt joint, and some dust, dirt and water stains are prevented from permeating into the plugging part; through the limiting mechanism, the connection between the signal connecting plug and the terminal stud can be conveniently limited and clamped, and the situation that the signal connecting plug and the terminal stud are loosened and even fall off in the long-term use process is avoided; and through cooperation of the driving mechanism and the mounting mechanism, the whole device can be directly clamped and mounted on the corresponding part of the agricultural machine body conveniently during use.

The invention discloses a trim strip assembly and an air conditioner, and relates to the technical field of air conditioners. The trim strip assembly comprises a trim strip and a decorative board. The trim strip is provided with a buckle and a positioning column, the extending direction of the buckle is the same as that of the positioning column, the decorative board is provided with a clamping groove and a positioning rib, the positioning column is in sliding fit with the positioning rib, and the buckle is connected with the clamping groove in a clamped mode. Compared with the prior art, the trim strip assembly has the advantages that due to the fact that the buckle and the positioning column which are arranged on the trim strip and the clamping groove and the positioning rib which are arranged on the decorative board are adopted, the connection stability degree between the trim strip and the decorative board can be improved, reliable connection is guaranteed, and the circumstance that the trim strip is loosened and even falls off is avoided.

The invention discloses a damping type LED lamp for a tunnel, which comprises a bottom shell, wherein the bottom of the bottom shell is provided with a back shell; a clamping shell is connected to theupper part of the bottom shell; adjusting holes are formed in the front side and the rear side of the back shell; and a support is arranged at the joint of the adjusting holes. A damping spring is arranged at the joint of the device and the interior of the tunnel, by the damping action of the damping spring, acting force generated and wind wave acting force produced when vehicles pass through thetunnel can be reduced, with the damping protection of the damping spring, the forces transmitted to the LED lamp are very small and basically cannot cause damage to the LED lamp, so that the device can continuously and stably work; and during mounting, since magnetic fixing holes are made from magnetic materials, magnetic attraction is generated for metallic mounting studs for guiding the metallic mounting studs to be inserted into the magnetic fixing holes for connection, so that the condition that the mounting studs cannot be quickly and precisely inserted into the magnetic fixing holes andmounting consumes time and labor due to the fact that the light in the tunnel is relatively dark is avoided, the mounting efficiency is improved, and working is performed more quickly and more conveniently.