124results about How to "So as not to be damaged" patented technology

The invention provides an inert and damping integrated gas-filled damper. The inert and damping integrated gas-filled damper comprises a cylinder barrel, a piston, a damping valve, a piston rod, a metal spiral tube, an external nitrogen gas tank and a floating piston, wherein the piston and the piston rod are connected and are arranged in the cylinder barrel for dividing the cylinder barrel into a rod cavity and a rodless cavity, and a damping valve is arranged on the piston; at least one of the rod cavity and the rodless cavity is communicated with the metal spiral tube; the floating piston is arranged in the external nitrogen gas tank, and used for dividing the external nitrogen gas tank into upper and lower cavities; the external nitrogen gas tank and the metal spiral tube are connected in parallel or in series; one of upper and lower cavities of the external nitrogen gas tank is communicated with the metal spiral tube; the rod cavity and the rodless cavity of the cylinder barrel, the metal spiral tube, and one cavity, communicated with the metal spiral tube, of the external nitrogen gas tank is filled up with oil, and the other cavity of the external nitrogen gas tank is filled up with nitrogen gas. The inert and damping integrated gas-filled damper disclosed by the invention is simple in structure, relatively few in components, easy to process and assemble, relatively low in cost, high in production efficiency, and the service life of the searching damper is greatly prolonged.

The invention relates to double stable state electromagnet clutch that belongs to clutch technology field. The invention could finish the clutch action accurately and quickly, and has the advantage of high efficiency, energy conservation, small volume, simple structure, low cost, low noise and not easy to be damaged.

Provided is an invisible earphone detection device and method. The invisible earphone detection device comprises a first magnetic sensor, a second magnetic sensor and a power key switch module, wherein the first magnetic sensor and the second magnetic sensor are connected with an A/D conversion module through an amplifier circuit, the A/D conversion module is connected with a master control module, the first magnetic sensor and the second magnetic sensor are connected with the master control module through an S/R setting reset circuit, and the master control module is connected with a LCD display module and a sound and light alarm module. The invisible earphone detection device is high in sensitivity, small in size, good in operability and low in misjudgment rate, and cannot interfered by an external magnetic field, a probe cannot be easily damaged by a strong magnetic field, and the invisible earphone detection device is high in reliability and easy to maintain.

The invention discloses a sensing pad for detecting liquid and humidity. A sensing surface (2) of a pad body (1) is provided with two groups of electrodes, namely an electrode (3) and an electrode (5); the electrodes are embedded in the sensing surface (2); the electrode (3) or the electrode (5) is connected with a wire (4) or the electrode (5) respectively; an inner surface (7) of the pad body (1) is adhered to a sponge layer (11); one side of the sponge layer (11) is provided with a bottom plate (12); the bottom plate (12) and the sponge layer (11) are fixed together; the bottom plate (12) and the inner surface (7) of the pad body (1) are fixed together; and the wire (4) and a wire (6) are lead out of the pad body through a hole (8) on the sponge layer (11) and the bottom plate (12).

The invention relates to the technical field of medical instruments, in particular to a woven-mesh-shaped valve repair clamp which comprises a woven mesh clamp, a valve clamp, a top seat and a base, wherein woven mesh clamp is of a woven mesh structure, has elasticity and comprises an abutting column with a columnar top and two clamping strips extending symmetrically from the bottom of the abutting column; filler is wrapped in the abutting column, and the top of the abutting column is connected with the top seat; the front sections of the clamping strips are bent upwards from the extending position of the abutting column to form a clamping surface of the woven mesh clamp with the abutting column, and the rear sections of the clamping strips are bent reversely and extend to be connected tothe base; and the valve clamp is fixed in the clamping surface of the woven mesh clamp. According to the woven mesh valve repair clamp, the overall weight of the clamp is reduced through integrated weaving of the woven mesh clamp, so that the clamp is not prone to being damaged and losing functionality, the preparation process is simple, more excellent tensile and anti-fatigue capacity is achieved, the functional life of a valve is prolonged, the clamp is beneficial to long-term health of a patient, and the success rate of an operation and the convenience of the operation are improved.

The invention aims at providing a pair of smart demisting glasses, comprising a left side hollow glasses frame, a right side hollow glasses frame, a left side hollow glasses leg, a right side hollow glasses leg, a left side hollow glasses bridge of nose and a right side hollow glasses bridge of nose, wherein a seal membrane is arranged between the left side hollow glasses frame and the right side hollow glasses frame; the seal membrane is internally provided with a small rechargeable battery and an overcharge prevention device; two heating devices are respectively installed at the inner sides of the left side hollow glasses bridge of nose and the right side hollow glasses bridge of nose; two temperature difference power generation pieces are respectively installed at the inner sides of the left side hollow glasses leg and the right side hollow glasses leg; the left side hollow glasses leg or the right side hollow glasses leg is internally provided with a minitype temperature control chip; the left side hollow glasses frame, the right side hollow glasses frame, the left side hollow glasses bridge of nose and the right side hollow glasses bridge of nose are respectively filled with heat conduction liquid; the small rechargeable battery, the heating devices, the overcharge prevention device, the minitype temperature control chip and the temperature difference power generation pieces are respectively connected by a lead. The smart demisting glasses are simple in structure and easy to maintain.

The invention discloses a special tool for removing foreign matters on power transmission line conductors. The special tool is characterized in that the special tool is formed by an insulating rod, a clamping mechanism, a cutting mechanism, a turning mechanism and a transmission mechanism. The clamping mechanism comprises a clamp body, a clamp mouth, a movable clamp mouth and torsion spring. The cutting mechanism comprises a guide tube, a blade guide block, a blade, a blade guard pin and a spring. The turning mechanism is a bidirectional steering knuckle. The transmission mechanism comprises a knife handle frame, a clamp mouth handle, a blade handle, an insulation tiepiece, a blade tiepiece and a clamp mouth tiepiece. The special tool has the advantages: 1) the special tool can carry out multi-angle adjustment to adapt to different conditions; 2) the special tool has good removing effect on both light foreign matters and heavy foreign matters; 3) the special tool can realize live grounding wire foreign matter removing without causing interference and influence on operation equipment in the removing process; and 4) the special tool, made of high-strength alloy steel, is not easy to damage, compact in overall structure, small in size and light and portable.

The invention relates to the technical field of riveting and pressing processing, in particular to a multi-station riveting and pressing device which comprises a working table, wherein a rotary tableis mounted on the working table; eight clamps are uniformly mounted on the circumference of the rotary table; a support frame is mounted on the working table at the rear end of the rotary table; a riveting and pressing mechanism is mounted on the support frame; and a transferring mechanism is further mounted on one side of the rotary table. The multi-station riveting and pressing device carries out continuous machining to improve the working efficiency and is provided with the transferring mechanism to automatically remove finished products.

The invention discloses a socket and spigot joint pipeline anti-seismic connector, and relates to a socket and spigot joint pipeline connector so as to improve the tensile bearing force of a buried pipeline connector, optimize the anti-seismic performance of the buried pipeline, effectively reduce the earthquake disaster at the position of the pipeline connector, prolong the service life of the pipeline connector, reduce the pipeline post-disaster repairing and maintaining cost. The connector comprises five parts including a pipeline bell mouth, a pipeline inserting port, a rubber ring, a metal limiting ring and a rubber gasket. The pipeline bell mouth is internally provided with an annular groove. A circle of ring-shaped protrusion is arranged at the tail end of an inserting port pipeline. One side of the tail end, close to the inserting port, of the protrusion part is provided with the gradient with the tilt angle ranging from 15 degrees to 45 degrees, and pipeline inserting port installation is convenient. The metal limiting ring is composed of three sets of arcs of 120 degrees, the cross section is in an L shape, and the part, protruding close to the outer side, of the metal limiting ring is used for installing and fixing the metal ring to the position of the groove of a bell mouth pipeline. After a single pipeline connector is pulled and deformed to the extreme, each pipeline can drive an adjacent pipeline to slide together, pipeline deformation is transmitted to an adjacent pipeline connector, and the capability of resisting large deformation of a soil body around the pipeline is achieved finally.

The invention relates to a turnover telescopic dining table, comprising a framework assembly; the framework assembly comprises two groups of tracks respectively used for supporting a first side tabletop and a second side table top, and two sliding chute racks which are fixed vertical to the tracks and are respectively provided with a first sliding chute and a second sliding chute; the framework assembly also comprises a first connecting rod, a second connecting rod and an overturning rod, wherein the two ends of the first connecting rod are connected with the interior of the first sliding chute in a sliding way, the two ends of the second connecting rod are connected with the interior of the second sliding chute in a sliding way, and the overturning rod is arranged between the sliding chute racks and is in a U shape on the whole. The first connecting rod is rotatably connected with a second middle table top by means of a fixing part, the second connecting rod is respectively connectedwith a first middle table top and the second middle table top by means of a hinge type fixing part; the two ends of the overturning rod are rotatably connected with the end which is close to the second sliding chute and far away from the first sliding chute, and the overturning rod is connected with the first middle table top by means of a fixing part which is arranged on an arch section, archingrelative to the two ends, and can rotate relative to the arch section. The turnover retractable dining table is simple in structure, easy to manufacture and simple and easy in telescopic operation.

The invention discloses a buckle for an automobile interior decoration, which comprises a buckle body. The outer sides of the buckle body are respectively provided with anti-falling undercut protrusions. The lower part of the anti-falling underturn protrusion is an outer clamping part. A pair of ribs are provided on the inner side of the buckle body, the ribs are provided with anti-falling barbs, and the ribs or the inner side of the buckle body are provided with clamping bosses, and the anti-falling barbs are fixed on the target connecting piece. The mounting holes or mounting protrusions fix the target connecting piece to prevent falling off. Compared with the traditional metal shrapnel, the present invention completely solves the technical problems of shrapnel shaking, abnormal noise, loose connection and difficult maintenance caused by the high energy consumption and poor welding risk of traditional metal shrapnel hot-melt welding. Undercut protrusions, anti-falling barbs and clamping bosses can firmly connect the target connecting parts, which are easy to install and easy to replace.

The invention discloses a construction method for using prestressed glass fiber cloth to reinforce a wood beam. The construction method is characterized in that the glass fiber cloth is arranged at the bottom of the wood beam, a positioning bearing is arranged at the internal corner where a wood column and the wood beam are connected and provided with a rolling pulley to prevent displacement of the glass fiber cloth in the process of stretching, the glass fiber cloth is turned downwards along the wood column, the downward-turning length is 200-300mm, a fixing anchor is arranged at a position 260-300mm below the top of the wood column and provided with an inserting groove, the glass fiber cloth extends into the inserting groove, then returns to wrap the fixing anchor and is compressed by using a rubber pad to be fixed on the fixing anchor by using an anchor bolt, a guide rail is arranged between the fixing anchor and the wood column, the fixing anchor is connected with a center hole jack through a force-transmitting pull rod, and a counter-force frame made of channel steel is arranged below the center hole jack.

The invention relates to the technical field of training tables, and discloses a trapezoidal training table with a rotary fixed mechanism. The trapezoidal training table comprises a trapezoidal diningtable, four cylindrical table legs, two rotary fixed mechanism connecting assemblies, a rotary square fixed box, a rotary fixed cylinder and a plurality of fixed boxes, two ends of the lower surfacesof two hypotenuses of the trapezoidal dining table are symmetrically and oppositely provided with an L-shaped semi-ring groove plate and an L-shaped semi-ring buckling plate, the L-shaped semi-ring buckling plate is rotatably connected with the trapezoidal dining table, the L-shaped semi-ring buckling plate is provided with two locking knobs, and circular stabilizing plates are fixedly arranged on the tops of the cylindrical table legs; two rotary fixed mechanism connecting assemblies are arranged on the lower surface of the trapezoidal dining table, and the rotary fixed mechanism connectingassemblies comprise threaded positioning columns, nut buckles, rotatable connecting columns, locking rings and locking ring locking screws. The trapezoidal training table with the rotary fixed mechanism has the advantages of being hard to damage, convenient to disassemble and assemble, capable of hanging the rotary square fixed box and the rotary fixed cylinder below the trapezoidal dining table,high in utilization rate of space under the table and the like.

The invention discloses an inflatable type water-stop internal expanding ring device for storing underground pipeline water seepage, and relates to the field of underground pipeline projects. The inflatable type water-stop internal expanding ring device comprises a steel ring (1), a steel ring (2), a steel ring (3), a steel ring (4), a steel ring (5), a steel ring (6), a movable bolt (6), a fixedbolt (7), an inflatable type rubber water-stop belt (8), a gas valve (9) and a valve (10). The inflatable type rubber water-stop belt is adopted between a steel sleeve ring and the inner wall of a pipeline for filling, has certain toughness, is not liable to damage, also can generate certain deformation, and can fill a gap between the steel sleeve ring and the inner wall of the pipeline better toachieve certain sealing effect. Meanwhile, the gas valve for the inflatable rubber water-stop belt is reserved on the steel sleeve ring for regulating gas pressure intensity of the inflatable belt inreal time.

The invention provides a lever type tightly-pressing and fixing building guide rail translation device and a construction method. The lever type tightly-pressing and fixing building guide rail translation device comprises a rail system, a pushing system and a fixing device, wherein the rail system is arranged on a translation path of a building structure; the pushing system is arranged on the railsystem; the front end of the pushing system is connected to the building structure; the fixing device is arranged on the rail system; and the back end of the pushing system is connected to the fixingdevice. The invention provides a novel building translation device, which is stable, safe, efficient, convenient and reusable; and the problems of irregularity, low efficiency and high energy consumption in the building translation engineering construction can be solved, and the defects in the prior art are overcome.

The invention relates to a novel moving device for building monolithic translation engineering and a using method of the moving device. The device is composed of steel plates (1) paved on a lower track beam, roll balls (5) on the steel plates, a slide block (6), a roll ball basket (7) and a roll ball conveying pipe (8), wherein side-direction limiting strips (2) of the steel roll balls are arranged at left and right sides of the upper parts of the steel plates (1); steel plate fixing strips (3) are arranged at the lower parts of the steel plates; grooves are arranged at the front and the back of the steel plates; two horizontal limiting strips(4) are additionally arranged; and an oblique angle (10) is arranged in front of the slide block (6). The using method comprises the steps of: paving the steel plates (1) on the lower track beam, wherein the steel plates can be longitudinally assembled; fixing the steel plates on the lower track beam by using expansion bolts; paving the steel roll balls with diameters of 2-30mm on the upper parts of the steel plates; putting the slide block on the roll balls; and fixing the slide block with an underpinning structure of the upper part of a house. When the house is moved, after rolling to the back side of the slide block, the roll balls are collected and put in the roll ball basket by a spade and paved on the steel plates forward through the roll ball conveying pipe. The moved steel plates at the back of the slide block can be detached and repeatedly used in front of the slide block and positions of the horizontal limiting strips are adjusted along with the positions of the slide block.

The invention discloses high-efficiency specimen corrosion preventing preserving fluid and a preparation method thereof. The preserving fluid is prepared from the raw materials in parts by weight: 10 to 60 parts of methyl alcohol, 0.01 to 10 parts of polyoxyethylene fatty alcohol ether, 1 to 18 parts of hexyl alcohol, 0.01 to 15 parts of benzalkonium bromide, 2 to 20 parts of salt, 0.05 to 12 parts of phenol, 0.5 to 20 parts of potassium nitrate, 5 to 25 parts of white alum, 0.05 to 15 parts of glycerinum, 0.1 to 15 parts of benzoic acid, 0.05 to 8 parts of isothiazolone, 0.1 to 10 parts of picric acid, 0.05 to 2 parts of penicillin and 0.05 to 2 parts of streptomycin. The preparation method comprises the steps of putting the polyoxyethylene fatty alcohol ether, the benzalkonium bromide, the salt, the phenol, the potassium nitrate, the white alum, the benzoic acid, the isothiazolone, the picric acid, the penicillin and the streptomycin into the methyl alcohol to be stirred, adding the hexyl alcohol and the glycerinum after the materials are complete dissolved and evenly stirring to obtain the high-efficiency specimen corrosion preventing preserving fluid. The high-efficiency specimen corrosion preventing preserving fluid disclosed by the invention avoids formaldehyde, has the advantages of slow volatilization, no pungent smell, high safety and good storage effect, cannot mildew after being stored for a long time, can enables specimens to absorb water to be moisturized, not to be prone to being dry dried and to keep a flexible state, can be repeatedly utilized for many times and is not prone to being damaged.