38results about How to "Easy to hang and fix" patented technology

The invention pertains to the technical field of material testing, in particular to a metallic film specimen and its preparing method for evaluating and screening the stored materials in a museum. The invention uses modern and mature film-coating technology to coat silver and copper particle film in thickness of 100-300nm on surfaces of different substrates, so as to get the desired metallic film specimen. The invention can greatly reduce the use of metallic material, simplify operation and reduce cost; can avoid the shortcoming of poor repeatability of experimental data due to bulk metallic specimen, is good for digital analysis on the difference in specimen before and after corrosion, and overcomes any artificial error brought about by Oddy Test due to observation by naked eyes, and can greatly reduce the test period, is good for popularization and application in great scale.

The invention relates to a special lock for a double-safety container. The special lock for the double-safety container comprises a lock beam, a U groove-shaped lock catch and a lock rope, and is characterized in that a plurality of through holes are formed in the lock beam at equal intervals; the left end of the lock beam inwards bends to form a U-shaped lock groove; first inserting slots are formed in the top parts of two ends of the lock catch; a lock lug is fixed to the outer side of the top part of the left side of the lock catch and is parallel to the lock beam; a second inserting slot corresponding to the first inserting slots is formed in the lock lug; lock holes corresponding to the through holes are formed in the lock lug; the lock catch is inserted onto the lock beam through thefirst inserting slots and the second inserting slot, and is locked through the lock rope; a position of the lock catch on the lock beam is adjusted, so that a width distance between the lock groove and the lock catch is adjusted, and the special lock provided by the invention can conveniently adapt to door posts with different width distances and is wide in application range; and the lock grooveis in a U shape so as to be conveniently hooked and fixed on the door post, so that the convenience in locking is realized. The special lock for the double-safety container provided by the invention is simple in structure, firm, safe, long in service life, and worth to be popularized and applied.

The invention discloses a saddle type wire clamp and a preparing method of the saddle type wire clamp, and belongs to the technical field of wire clamping equipment. The saddle type wire clamp consists of a hanging head and a clamp body, wherein a sharp hanging head and a horizontal hanging head are arranged on the hanging head, and the clamp body is provided with a first elastic part, a second elastic part and a clamp head. The saddle type wire clamp has the advantages that wire cables can be firmly bound by using the elasticity of the elastic part and the clamp head, and the wire clamp can be conveniently and fixedly hung in different application occasions through the hanging head. The preparing method of the saddle type wire clamp is simple, the prepared wire clamp has high elasticity and high toughness, and the preparing method is suitable for large scale industrial production.

The invention relates to the technical field of fire extinguishing agents, and discloses a fire extinguishing agent spray head for a gas fire extinguishing system. The fire extinguishing agent spray head comprises a spray pipe, wherein one end of the spray pipe is fixedly connected with a spray nozzle; the spray nozzle communicates with the spray pipe; a plurality of U-shaped gas conveying holes are annularly and uniformly formed in the pipe wall of the spray pipe at equal distance; a piston is in sliding connection in the spray pipe; one end, away from the spray nozzle, of the piston is equipped with a threaded slot; a threaded rod is in threaded connection in the threaded slot; a worm gear fixedly sleeves the rod wall, outside the threaded slot, of the threaded rod; a worm is rotatably connected on the pipe wall of the spray pipe through two sealing bearings; and the worm is engaged with the worm gear; and the upper end of the worm passes through the sealing bearings and extends outwards. The fire extinguishing agent spray head for the gas fire extinguishing system can prevent the spray pipe from being blocked as impurities such as dust easily enter the spray pipe when the sprayhead is idle, and avoids the condition that the fire extinguishing agent cannot be used as gas conveying of the fire extinguishing agent is affected.

The invention discloses a tower climbing protection device based on an unmanned aerial vehicle platform, which includes a hanging ring, a closing rod and an automatic lock; the hanging ring includes a C-shaped annular sleeve and a neck integrally formed with the annular sleeve at the lower end of the annular sleeve. The bottom end of the neck is provided with a pulley; the closing rod is a C-shaped structure opposite to the opening direction of the annular sleeve, the closing rod and the end of the annular sleeve are rotatably connected, the end of the annular sleeve is provided with a strip groove, and the upper part of the closing rod It is arranged in a bar-shaped groove; an automatic lock is arranged on the top of the hanging ring, and the automatic lock includes a lock case and a lock column that can slide up and down in the lock case. The invention can use the unmanned aerial vehicle to hang the closed hook on the pole tower, connect the rope with the climbing pole tower personnel, and realize the continuous personal protection function of the high-altitude personnel. The structure is simple, time-saving and labor-saving, and the safety is high.

The invention provides a packing box for granular food. The packing box for the granular food comprises a shell. An upper cover is arranged on the upper portion of the shell. A rotary blocking piece is connected with the upper cover. An opening is formed in the rotary blocking piece. An inner box is arranged in the shell. The inner box is matched with the shell through a sliding and guiding groove. A lifting plate is connected with the inner box. A separating blocking piece is arranged in the inner box. The bottom surface of the inner box is an inclined surface. A push rod is fixed at the bottom of the shell and penetrates through the inner box. A push rod top sleeve is arranged on the upper end of the push rod. A connecting frame is connected with the shell by a sliding groove. A connecting groove is formed in the connecting frame. A hanging rod is installed in the connecting groove. By using the structure of the inner box with the separating blocking piece, the granular food with different flavors can be stored in a classifying mode by the packing box for the granular food; the push rod is matched with the inclined bottom surface of the inner box, so that a single particle of food can be obtained separately; and by a hanging mechanism, the whole packing box is convenient to hang and fix.

The invention discloses a rubber oil tube convenient to suspend and fix, and relates to the technical field of auto parts. The rubber oil tube convenient to suspend and fix comprises a rubber oil tubebody; the two ends of the rubber oil tube body are fixedly connected with first connecting pipe fittings correspondingly; the ends, away from the rubber oil tube body, of the two first connecting pipe fittings are fixedly connected with sealing bearings correspondingly; the inner walls of the two sealing bearings are fixedly connected with second connecting pipe fittings correspondingly; and theends, away from the sealing bearings, of the outer surfaces of the two second connecting pipe fittings are fixedly connected with first fixing rings correspondingly. According to the rubber oil tube convenient to suspend and fix, one ends of the second connecting pipe fittings are fixedly connected into the sealing bearings, threads are formed in the ends, away from the sealing bearings, of the second connecting pipe fittings, and thus the rubber oil tube body can be conveniently connected with other parts; and fixing belts are arranged to sleeve the outer surfaces of the second connecting pipe fittings and fixing sleeves, and the fixing rings are arranged on the outer surfaces of the second connecting pipe fittings and the fixing sleeves so that the fixing belts can be limited.

The invention discloses a water and soil conservation and ecological greening method for a mine waste dump. The water and soil conservation and ecological greening method comprises the following steps: trimming the top part of the mine waste dump into a platform area, and trimming the slope gradient of the mine waste dump to be less than or equal to 45 degrees; deeply ploughing and airing the platform area twice; ploughing the platform area twice; repeatedly ploughing the platform area twice every 30-40 days until the earth surface vegetation coverage rate of the platform area exceeds 40%, then ploughing the platform area once again, and burying biomass strip bags into soil again during ploughing; spraying fermented and decomposed soil with grass seeds to the slope surface of the mine waste dump; arranging a transition vegetation hanging device at the joint of the platform area and the slope surface; hanging a plurality of water storage vegetation blocks below a vegetation belt in rows; and transplanting shrubs on the open space among the plurality of water storage vegetation blocks in rows on the slope surface, and transplanting shrubs on the platform area in rows. The method provided by the invention can rapidly restore vegetation coverage of the mine waste dump and effectively preserve water and soil, so the occurrence of natural disasters is avoided.

The invention relates to a safety protection device of an elevator, in particular to the mechanical stopping device of the elevator and a reset assembly thereof. The mechanical stopping device of theelevator comprises a fixing base, a supporting rod connected onto the fixing base in a hinged mode and the reset assembly arranged on the side, close to a landing door, of the supporting rod, whereinthe reset assembly comprises a switch support installed in a well and a reset rod detachably installed on the switch support, the reset rod comprises an operating part used for driving the supportingrod to rotate to a stopping state and an insertion piece used for being matched with the switch support in an inserted mode, and the insertion piece and the switch support form a reset safety switch.When the device and the reset assembly are in use, the reset rod is taken off, the reset safety switch is disconnected, the supporting rod is driven to the stopping state through the operating part, and a safety protection switch is disconnected, so that a maintenance state is entered; when maintenance is completed, the supporting rod is put away, the safety protection switch is closed, the resetrod is put back into the switch support, and an elevator safety circuit is connected; operation is convenient, and the safety factor is high; the structure is simple, the production cost is low, and space is saved.

The invention discloses a spraying device for electromechanical equipment part machining, and relates to the field of electromechanical equipment machining. The spraying device comprises a treatment box body, wherein a spraying assembly is arranged in the treatment box body. The spraying assembly comprises a plurality of spraying discs arranged on the inner side face and the upper and lower positions of the treatment box body correspondingly. A plurality of spraying heads are arranged on the spraying discs, a pigment box body is further arranged, a conveying hose used for connecting the pigment box body and the spraying discs is arranged between the pigment box body and the spraying discs, and a driving assembly, a middle assembly and a hanging assembly are further arranged. The spraying device is simple in structure and convenient to use. By arranging the hanging assembly, a workpiece can be conveniently hung and fixed for spraying, and by arranging the middle assembly, the workpiece can continuously rotate while moving, so that spraying is more uniform.

The invention provides an electronic clock. The electronic clock is characterized in that a plurality of suckers are arranged on the back of a shell; the electronic clock can be used in the way of being sucked on a wall or other fixing objects by virtue of the suckers, therefore the phenomenon that walls and other fixing objects are damaged when iron nails are used for mixing a clock can be avoided, and the electronic clock can be fixed more conveniently.

The invention relates to the field of rail transit and electricity and discloses a traction transformer assembly. The traction transformer assembly comprises a support assembly, a traction transformer body, a cooler and a pipeline assembly. The support assembly comprises a pair of longitudinal beams and a pair of cross beams vertically connected between the pair of longitudinal beams, the traction transformer body is connected between the pair of cross beams in a hanging mode, the cooler is connected to one side of the traction transformer body, and the pipeline assembly is communicated with the traction transformer body and the cooler. And the motor is used for driving cooling oil to circulate in the traction transformer body and the cooler. The traction transformer assembly is convenient to install and maintain, safe and reliable in operation and simple in arrangement.

The invention discloses a stamping part fetching tool which mainly comprises a fixture body, a magnet, a spring, a fixing rod and a fixing hole, wherein the fixture body adopts the design of a U-shaped structure; the magnet is arranged on the inner side edge of the fixture body; the spring is arranged on the inner side at the middle of the fixture body; the fixing rod is arranged on the outer side at the bending part of the U-shaped structure of the fixture body; the fixing hole is formed in the fixing rod; the stamping part fetching tool further comprises a baffle; the baffle is arranged on the outer side of the fixture body; the magnet arranged on the inner side at the end part of the fixture body can enable a stamping part to be picked up conveniently without slipping; the arranged spring can enable the fixture body to restore timely to the original state; the arranged fixing rod and fixing hole can enable the fixture body to be hung up fixedly and conveniently without losing; the arranged baffle can prevent a hand from slipping during holding. The stamping part fetching tool is simple in structure, convenient in use and good in clamping effect, the working efficiency is improved, and the incidental injury rate is reduced.

The invention discloses a clothes hanger convenient to pull. The clothes hanger comprises a clothes hanger body, a plurality of sets of clothes pegs are installed on the bottom side of the clothes hanger body in a hanging mode, each clothes peg comprises a right peg body and a left peg body, the right peg bodies and the left peg bodies are fixedly connected together through first shaft pins and are in a clamping state under the action of torsional springs, and the clothes hanger body comprises a plurality of sets of fixing rods which are connected with one another. Sliding grooves are formed in the bottom sides of the fixing rods, a plurality of sets of sliders are slidably mounted in the sliding grooves, connecting bases are connected to the positions, close to bottom openings of the sliding grooves, of the sliders, connecting rods are connected to the middles of the first shaft pins, connecting rings are fixedly connected to the top ends of the connecting rods, and the connecting rings are connected with the connecting bases; and the bottom clamping ends of the right peg bodies and the left peg bodies are each provided with a second shaft pin, and the outer side of each second shaft pin is movably provided with a rolling wheel. The clothes hanger convenient to pull is simple and reasonable in structure, novel in design, convenient to use, high in applicability and convenient to widely popularize and use.

The invention relates to a roll paper box, in particular to a convenient extraction roll paper box. According to the portable extraction roll paper box, roll paper can be conveniently placed and fixed, the movement of the roll paper is easily limited, a box cover is simply and conveniently opened, closed and fixed, and the extraction roll paper box is portable and easy to fix and hang. The convenient extraction roll paper box comprises: a box body, wherein a box cover is rotatably connected to one side of the upper portion of the box body; hanging buckles, wherein the hanging buckles are symmetrically connected to one side of the upper part of the box body; a carrying mechanism, wherein the carrying mechanism is arranged on the lower side in the box body; and an unloading mechanism, wherein the unloading mechanism is arranged between the upper part of the box body and the carrying mechanism. A handle is rotated to drive a lead screw to rotate and drive a first limiting plate to move rightwards, a first connecting rod drives a second limiting plate to move leftwards, a sliding plate is pushed to move outwards, and after the roll paper is fixed by a carrying rod, the handle can be rotated reversely according to conditions, so that a movable plate moves inwards to clamp the roll paper, and the effect of clamping the roll paper to limit movement of the roll paper through simple operation is achieved.