99results about How to "Achieve initial fixation" patented technology

The invention provides a assembled standard layer module and a standard layer construction method combining dry and wet processes, and relates to the technical field of fabricated buildings. The problems of slow assembly and poor quality of standard layers in the prior art are solved. The assembled standard layer module includes concrete wall plates and concrete floor plates which are provide withsteel bar mesh slices, wherein vertical extending mantle fiber inserting ribs are arranged on the upper parts of the concrete wall plates, and semi-grouting sleeves are arranged on the lower parts ofthe concrete wall plates. The edges of the concrete floor plates are reserved with pin connecting holes for penetrating through the mantle fiber inserting ribs, and the extending length of the mantlefiber inserting ribs is greater than the thickness of the concrete floor plates. When a wall is constructed, the prefabricated concrete wall plates are lifted, placed and connected according to a construction drawing, then the concrete floor plates are placed on the top surfaces of the concrete wall plates, the mantle fiber inserting ribs of the concrete wall plates penetrate through the corresponding pin connecting holes and can penetrate into the semi-grouting sleeves of the upper layer concrete wall plates. The rapid assembly of standard layer modules can be realized, the building qualityis improved, and the advantage of high construction efficiency is achieved.

The invention discloses a drill rod deviation rectifying clamping device for geotechnical engineering. The device comprises a base, a deviation rectifying base is rotatably mounted on the base in thehorizontal axis direction, the base is further provided with a rotating device for driving the deviation rectifying base to rotate, a channel allowing a drill rod to pass through is formed in the deviation rectifying base in the axial direction, deviation rectifying clamping devices are mounted at two ends of the channel, drill rod guide devices are coaxially mounted on one sides of the deviationrectifying clamping devices, a locking frame is slidingly mounted at the position, between the deviation rectifying clamping devices on the two ends, of the deviation rectifying base in the axial direction, a through hole allowing the drill rod to pass through is formed in the locking frame, a drill rod clamping device is rotatably mounted in the through hole, and a sliding device for driving thelocking frame to slide is arranged at one end of the deviation rectifying base. The device has the beneficial effects that the drilling rod is convenient to dismount and mount, upper space can be effectively saved, the drilling rod is subjected to inclination angle deviation rectifying and drilling point deviation rectifying, it is effectively ensured that the drilling rod is perpendicular to theground, a drilling bit of the drilling rod is aligned with the drilling point, and the drilling process is stable.

The invention relates to the technical field of pipeline structures, in particular to a municipal pipeline mounting structure and a construction method thereof. The structure is characterized by comprising a plurality of pipelines which are sequentially spliced and a plurality of pipeline bases which are arranged in grooves and used for supporting the pipelines. Formwork grooves are formed in thetwo opposite sides of the upper surface of each pipeline base respectively, and formworks are clamped in the formwork grooves. Each pipeline is located between two corresponding formworks, wherein a fastening rope used for fixing the pipeline is hinged to the inner side of one formwork, and a through hole allowing the free end of the fastening rope to penetrate is formed in the other formwork. Thetwo adjacent pipelines include the first pipeline and the second pipeline, an external thread is arranged at the end, close to the second pipeline, of the first pipeline, an internal thread is arranged at the end, close to the first pipeline, of the second pipeline, and the first pipeline and the second pipeline are connected through the threads. The pipeline bases are provided with positioning assemblies used for tightening the fastening ropes. The pipeline structure facilitates disassembly and assembly between the pipelines and the bases, and the pipeline repair efficiency is further improved.

The invention discloses an intelligent agricultural unmanned aerial vehicle pesticide spraying device. The intelligent agricultural unmanned aerial vehicle pesticide spraying device comprises an unmanned aerial vehicle body, two vacuum suction cups are symmetrically installed at the lower end of the unmanned aerial vehicle body, hook plates are symmetrically hinged to the lower end of the unmanned aerial vehicle body, the two hook plates are located on the two sides of the vacuum suction cups, the sides, close to the vacuum suction cups, of the hook plates and the lower end of the unmanned aerial vehicle body are jointly and fixedly connected with an arc-shaped tension spring, the two vacuum suction cups are jointly provided with a flat plate in an adsorbing mode, the two sides of the flat plate are both fixedly connected with clamping plates connected with the hook plates in a clamped mode, the lower end of the flat plate is symmetrically and fixedly connected with two supporting columns, the lower ends of the two supporting columns are jointly and fixedly connected with a pesticide box, and a double-shaft motor is fixedly installed on the inner top wall of the pesticide box. The intelligent agricultural unmanned aerial vehicle pesticide spraying device has the advantages that the intelligent agricultural unmanned aerial vehicle pesticide spraying device is convenient to disassemble and assemble, the gravity center balance is maintained, the situation of air crash caused by imbalance due to inertia are avoided, in addition, the spraying range can be adjusted, and the situation of waste caused by direct spraying on the ground is avoided.

The invention discloses an anti-falling socket for a new energy automobile charging pile. The anti-falling socket comprises a charging pile main body and a charging gun, the charging pile main body is internally provided with a charging slot and a fixing slot, the left end of the charging gun is provided with a charging head, the top wall of the charging gun is fixedly welded with a fixing plate, the fixing plate is inserted in the fixing slot, a fixing mechanism is arranged above the charging gun, and a moving mechanism is arranged below the charging gun. When the charging gun is placed in the charging slot, an iron sheet and a magnet block attract each other to realize preliminary fixation of the charging gun and the charging slot, then a pull plate is loosened, at the moment, a telescopic spring is extruded to rebound to push a partition plate to slide in an arc-shaped groove, an arc-shaped rod is driven to enter a clamping groove to clamp and fix the fixing plate, and therefore, the secondary fixation of the charging gun and the charging slot is realized, the connection stability of a charging interface is ensured, and the phenomenon that the charging gun falls off from the charging slot when a pedestrian encounters or encounters strong wind is effectively avoided.

The invention discloses a music score prompting device. The device is composed of a first driver, a first roller shaft, a second roller shaft, a synchronous mechanism and an indicator. The first driver is connected with one end of a first roller, and the other end of the first roller is connected with a first end portion mechanism. The first synchronous end of the synchronous mechanism is fixedlyconnected with the first end portion mechanism. The second synchronous end is fixedly connected with one end of a second end portion mechanism, and the other end of the second end portion mechanism isconnected with a second roller. The indicator is located at the position between the opposite end portions of the first roller shaft and the second roller shaft. A mechanism body of the synchronous mechanism comprises gear and gear engaging, gear and gear belt engaging or roller shaft and belt transmission. By means of the device, the driver drives automatic music score page turning, and meanwhile the indicator has a good prompting function on music score note positioning for a player. The device is simple in structure and operation, stable in running and good in display effect.

The invention discloses an automatic dehumidification side-mounted centrally-installed cabinet and relates to the centrally-installed cabinet technology field. The centrally-installed cabinet comprises a centrally-installed cabinet body. An instrument room is arranged on a top of an inner portion of the centrally-installed cabinet body, and a dehumidification channel is arranged on one side of a bottom end of the centrally-installed cabinet body. A dust screen is installed on a surface of the dehumidification channel. A circuit breaker room is connected to a bottom end of the instrument room,and a cable room is connected to the bottom end of the circuit breaker room. In the invention, a ventilation chamber, a small hole and the dehumidification channel are arranged. Air in an external environment can enter into the dehumidification channel through the dust screen so as to prevent impurities and pollutants in the air from entering into the dehumidification channel. An airflow enters into the inner portion of the centrally-installed cabinet body through the ventilation chamber and the small hole so that a dehumidification effect is good and the centrally-installed cabinet body can be conveniently maintained and used. An installation block, a partition plate and an air hole are arranged. The instrument room, the circuit breaker room, and the cable room can circulate through the air hole, which does not affect a dry condition of the centrally-installed cabinet body.

The invention relates to the technical field of computer protection, in particular to a crawler-based big data acquisition encryption computer protection device. The device comprises: a computer body, wherein the computer body is provided with a dustproof mechanism, a collecting mechanism for collecting dust cleaned by the dustproof mechanism, a protection mechanism for protecting edges and corners, and a clamping mechanism for fixing and carrying a display screen, and the clamping mechanism is provided with a fixing mechanism. When the computer body works, the dustproof mechanism slides towards the top of the computer body, heat dissipation of internal parts of a computer is achieved; when the computer body does not work, the dustproof mechanism moves towards the bottom of the computer body, heat dissipation parts can be blocked, so that dust cannot enter the computer body, and a large amount of dust is prevented from being attached to the computer body to affect the heat dissipation of parts.

The invention provides a finished product type sound insulation and sound absorption device quick mounting and fixing structure. The quick mounting and fixing structure comprises a mounting base layerand a sound insulation and sound absorption material layer. One surface of the sound insulation and sound absorption material layer is closely attached to the surface of the mounting base layer. Thefinished product type sound insulation and sound absorption device quick mounting and fixing structure further comprises elastic pressing strips and rigid puncture nails. One surface of each elastic pressing strip is closely attached to the other surface of the sound insulation and sound absorption material layer. One end of each rigid puncture nail is fixed to the mounting base layer, and the other end of each rigid puncture nail penetrates through the sound insulation and sound absorption material layer and the corresponding elastic pressing strip in sequence. The elastic pressing strips aretightened and limited to the rigid puncture nails. Through the finished product type sound insulation and sound absorption device quick mounting and fixing structure, a sound insulation and sound absorption device can be quickly mounted on the premise of ensuring the functionality of the sound insulation and sound absorption device.

The invention discloses a small-diameter inner hole machining technology and equipment thereof, and relates to the technical field of machining. The small-diameter inner hole machining technology comprises the following process steps: selecting a cylindrical milling cutter which is used for a milling machine and has cutter lines on the side wall, and mounting the milling cutter on a cutter holder of a lathe through a reducing sleeve, wherein the diameter of the milling cutter is equivalent to that of the inner hole; opening two symmetrically-arranged main clamps through a main adjusting assembly, and placing a workpiece with an inner hole to be machined between the two main clamps; aligning the to-be-machined position of the workpiece to the milling cutter, and adjusting the positions of the main clamps through the main adjusting assembly so that the two main clamps can clamp the workpiece to achieve preliminary fixing; and further fixing the workpiece by an auxiliary clamp adjusting the proper position through an auxiliary adjusting assembly. The equipment can be suitable for clamping workpieces in different shapes and is high in stability, meanwhile, the milling cutter for a milling machine replaces a turning cutter, and cutter vibration during machining can be effectively avoided.

The invention provides a shoulder-joint humerus handle prosthesis. The shoulder-joint humerus handle prosthesis includes a main handle body and strip-shaped spines; the strip-shaped spines are arranged on the outer wall of the main handle body, so that when the main handle body is implanted in the humerus marrow cavity, the strip-shaped spines are embedded in the bone cortex of the humerus marrowcavity to fix the main handle body inside the humerus marrow cavity. Therefore, initial fixation of the humerus handle prosthesis in the humerus marrow cavity can be achieved, the situation is prevented that after the humerus handle prosthesis is stressed, the position of the humerus handle prosthesis changes, and the stability of the fixed humerus handle prosthesis is effectively ensured. The problem is solved that the initial stability of a current humerus-handle-prosthesis initial fixation technology is relatively low.

The invention relates to a connector for installing an optical fiber. The connector comprises a first protection rod and a limiting clamping slot. A buffer column is fixed on an inner side of the first protection rod, and a bottom end of the buffer column is connected to a first connection plate. The limiting clamping slot is arranged on an outer wall of the first connection plate, and a right endof the first connection plate is provided with connection blocks. Separating bars are installed between the connection blocks, and mounting plates are fixed on upper and lower sides of the separatingbars. A second connection plate is arranged on the right sides of the mounting plates, a second protection rod is embedded in the right end of the second connection plate, and locking plates are embedded around the back surface of the first connection plate. The connector for installing the optical fiber has the advantages that a preliminary protection function is achieved through the second protection rod and the first protection rod, and the external wear due to collision during use is avoided.

The invention discloses a solid wood coloring method and belongs to the field of wood coloring. The solid wood coloring method comprises the steps that a coloring solution is prepared, solid wood is soaked in the coloring solution, the colored solid wood is taken out and then stacked for 5-7 h at the normal temperature and normal pressure, the colored solid wood processed in the step (3) is driedtill the moisture content is 12% or below, the colored solid wood is conveyed into a drying kiln again and quickly heated to 70-80 DEG C by jetting high-temperature steam for 2-3 h, heat preservationis conducted for 5-6 h, then high-temperature drying is conducted, the maximum temperature is up to 110-115 DEG C and is maintained for 20-25 h, the moisture content of the solid wood is decreased to12% or below, and accordingly high-temperature quick drying of the colored solid wood is completed. According to the solid wood coloring method, the solid wood is colored through food colorants, so that the solid wood meets the national standard, the advantages of high coloring speed, high tinting strength and the like are achieved, and no harm is caused to human bodies.

The invention relates to the technical field of constructional engineering equipment, in particular to a tubular pile boiler steam system. According to the technical scheme, the tubular pile boiler steam system comprises a boiler, a gas pipeline, an air pipeline, a steam pipeline, a water tank and two water inlet pipes, one side of the boiler communicates with a communicating pipe, the gas pipeline and the air pipeline both communicate with the communicating pipe, the boiler communicates with a smoke exhaust pipe, the communicating pipe is sleeved with a heat conduction pipe, and the end, awayfrom the boiler, of the heat conduction pipe communicates with the smoke exhaust pipe; and a wind shielding assembly is arranged in the heat conduction pipe, the end, close to the boiler, of the heatconduction pipe communicates with a waste gas pipe, the waste gas pipe communicates with a tail gas treatment device, the tail gas treatment device comprises a spray tower, a bag-type dust remover, an air blower and an active liquid pool, the other water inlet pipe communicates with the spray tower, the outlet end of the waste gas pipe communicates with the spray tower, and the active liquid poolcommunicates with an exhaust pipe. The tubular pile boiler steam system has the advantage that boiler waste gas can be effectively treated while heat discharged from a chimney is recycled.

The invention relates to a super-capacitor pole piece. The super-capacitor pole piece comprises an inserted pole piece section extending into a capacitor; a fixed pole piece section is arranged at oneend of the inserted pole piece section; a locked pole piece section is arranged at one end of the fixed pole piece section; an outer connecting pole piece section is arranged at one end of the lockedpole piece section; the inserted pole piece section and the fixed pole piece section form an L-shaped folded plate shape; and the whole locked pole piece section is in a ''U'' shape. The inserted pole piece section is inserted into the capacitor, so that preliminary fixation of the pole piece and the capacitor is achieved; the locked pole piece section is clamped between a cover body of the capacitor and a shell, so that further fixation of the pole piece is achieved, and the pole piece is prevented from moving; and the fixed pole piece section is fixed on the cover body of the pole piece through a bolt, so that the pole piece can be effectively positioned on the shell, the pole piece is prevented from moving during encapsulation of epoxy resin, and the product quality is ensured.

The invention discloses an inter-axle differential assembly for an automobile through-type drive axle. A driving cylindrical gear and a half axle gear of the assembly are respectively coaxial and are rotatably assembled on a main shaft through a needle bearing; a stepped hole is formed in each planetary gear; four split axles of a cross axle are inserted into the corresponding stepped holes; and the cross axle is rotationally connected with the inner wall of the corresponding stepped hole of the planetary gears by arranging a circle of roller pins. The invention further provides a roller pin group applied to the inter-axle differential assembly and an installation method of the roller pins at the position of the cross axle. Through the design of the roller pins between the cross axle and the planetary gears, friction loss can be reduced, and the width of the roller pins can be increased to the maximum extent in a limited space, so that the bearing capacity is improved; and needle bearings are adopted between a driving cylindrical gear and the main shaft and between the half axle gear and the main shaft, so that occupation of the radial size can be reduced to the maximum extent, and the bearing capacity of the main shaft is improved.

The invention provides a fracture fixing structure and a fracture fixing assembly with the structure. The fracture fixing structure comprises multi-hole metal bands (10) used for covering fracture lines, and fixing elements which are arranged on the multi-hole metal bands (10) and used for fixing the multi-hole metal bands (10) to bone blocks. By means of the fracture fixing structure and the fracture fixing assembly with the structure, the problems that in the prior art, a fracture inner fixing appliance is not convenient to place and needs to be taken out after fracture healing can be effectively solved.

The invention discloses an adjustable hemostasis compressor for the department of cardiology, and relates to the technical field of hemostasis equipment, the adjustable hemostasis compressor comprises an operation panel, the surface of the operation panel is fixedly connected with two first limiting blocks, the opposite sides of the two first limiting blocks are jointly and fixedly connected with a first fixing plate, and the surface of the first fixing plate is provided with a first rectangular groove, an opening is formed in the upper end of the first fixing plate, and the first fixing plate is rotationally connected with a first threaded rod through an opening fixed shaft. Through mutual cooperation of the structures, the hemostasis compressor has the effects that the cooperation degree of a pressing block and a wound of a patient is adjusted twice, the patient is prevented from feeling uncomfortable while the hemostasis effect is guaranteed, use is rapid and convenient, the adjusting efficiency is high, and the skin of the patient can be automatically disinfected, the problems that according to a traditional pressing hemostasis device, the pressing depth of a pressing block on a wound of a patient cannot be conveniently adjusted, and the operation efficiency is not high are solved.

The invention discloses an inverter applicable to a humid environment. The inverter comprises a base, wherein two fixed blocks are welded on the top of the base; a placement block is movably mounted between the two fixed blocks; a placement groove is formed in the bottom of the placement block; an inverter body is fixedly mounted on the top of the base; two first clamping blocks are welded at thebottom of the placement block; first sliding holes are formed in one sides, far away from each other, of the two fixed blocks respectively; first sliding grooves are formed in one sides, close to eachother, of the two fixed blocks respectively; the first sliding grooves are connected with the corresponding first sliding holes; first sliding rods are glidingly mounted in the first sliding holes; one sides, far away from each other, of the two first sliding rods run through the corresponding first sliding holes to extend to the outer sides of the fixed blocks, and are welded with push-pull blocks; and one sides, close to each other, of the two first sliding rods extend into the corresponding first sliding grooves and are welded with sliding blocks. The inverter body can be moisture-proof, so that the inverter body can work in a humid environment, and meanwhile, the inverter is simple in structure and convenient to use.

The invention discloses a crayfish body and tail separating device. The device comprises two clamping devices, the clamping devices are installed on a supporting frame and comprise fixture housings, sliding blocks, clamping components, pushing rods, oblique face blocks, horizontal push rods and a horizontal moving shaft, the inner walls of the fixture housings are provided with guiding faces, guiding sliding grooves are formed in the sliding blocks, each of the clamping components comprise two swing units, each swing unit comprises a swing arm, a swing hinge shaft and a sliding pin shaft; thepushing rods are installed on the fixture housings, and the lower ends of the pushing rods are borne by the oblique face blocks; the horizontal push rods are installed on the fixture housings, and oneends of the horizontal push rods are connected with the oblique face blocks; at least one of the fixture housings of the clamping devices is provided with the horizontal moving shaft. The crayfish body and tail separating device has the advantages that two clamping devices are adopted, the body and tail of a crayfish can be clamped respectively, the horizontal moving shaft is adopted to drive thetwo clamping devices to get close to or away from each other, the automatic separation of the body and tail of the crayfish can be achieved, and the separation is rapid and convenient.

The invention relates to the technical field of electronic anti-counterfeit labels, and discloses a food electronic anti-counterfeit label and a verification method thereof. The food electronic anti-counterfeit label comprises a mounting box, a box cover is arranged over the mounting box, and the left side face of the box cover is hinged to the left side face of the mounting box through a hinge; and first connecting lugs are fixedly connected to the front side and the rear side of the right side surface of the mounting box. According to the food electronic anti-counterfeit label and the verification method thereof, through cooperative use of the mounting box and the box cover, protection of the whole electronic anti-counterfeit label is achieved, the protection effect on the electronic anti-counterfeit label is enhanced, the electronic anti-counterfeit label is prevented from being damaged and causing subsequent use of the electronic anti-counterfeit label by external factors in the transportation process of the electronic anti-counterfeit label. A protective frame and a frame cover are used in cooperation, so that an electronic chip and a power source template are protected, the protection effect on the electronic chip and the power source template is enhanced, and the practicability of the electronic anti-counterfeit label is improved.

The invention discloses a hard alloy indexable taper drill and a machining method thereof. The hard alloy indexable taper drill comprises a drill rod, a drill bit, a tool apron and a blade. The drilling device has the beneficial effects that a positioning column, a positioning groove, a clamping rod, a fastening bolt, a threaded hole and a clamping groove are matched, a drill rod and a drill bit can be fixed, the fixing mode is simple, and when the drill bit or the drill rod is damaged, a pressing block is pressed, so that the pressing block compresses a first movable block; the first movable block extrudes the clamping rod in the clamping groove, so that the clamping rod is separated from the clamping groove, the drill bit is detached, and the drill bit or a drill rod is convenient to replace; the blade is provided with the finish-milling blade and the rough-milling blade, the finish-milling blade and the rough-milling blade are both provided with the anti-rust coatings, the corresponding blades can be conveniently selected according to actual drilling, the drill rod and the drill bit are both made of hard alloy materials, the hardness of the taper drill can be improved, and then the service life of the taper drill is prolonged.

The invention discloses a high-precision mountable and dismountable potentiometer. The potentiometer comprises a shell, an output shaft is mounted at the lower part in the shell, a connecting shaft ismounted in the middle of the shell of the potentiometer in a penetrating manner, two guide plates are connected to the upper part in the shell in a front-back sliding manner, and two oblique grooveswhich are symmetrically formed are formed in the surfaces of the guide plates; the guide plates are slidably connected with sliding columns through the oblique grooves, the end portions of the slidingcolumns are fixedly connected with first limiting columns, the upper portion of the shell is provided with first through holes allowing the first limiting columns to penetrate out and transversely slide, and thepotentiometer further comprises a pressing block and a transmission mechanism, and the pressing block is driven to vertically move while rotating under the action of the transmission mechanism through the movement of the two sliding columns; and the potentiometer also comprises a driving mechanism used for driving the two guide plates to move forwards and backwards. The potentiometer has the effect of conveniently mounting and dismounting the potentiometer, and solves the problem that the potentiometer is generally mounted directly through welding or bolts and is relatively complicated to dismount and mount.

The present invention provides a rim end diameter runout detection device and rim end diameter runout detection equipment, and relates to the technical field of automobile rim detection. The device comprises a rim fixing clamping module and a detection module used for end diameter runout state detection of a rim to be detected; the rim fixing clamping module comprises an expanding module configured to fix the rim to be detected and a rotation module configured to drive rotation of the rim to be detected; the expanding module comprises a locking sleeve having a cavity structure, an expanding piece located in the cavity structure of the locking sleeve and a driving module configured to drive the expanding piece to perform axial movement along the locking sleeve; and when the expanding pieceis moved to be butted against the locking sleeve, the locking sleeve can be more compactly applied to the inner wall of the rim to be detected. The rim end diameter runout detection device is accuratein measured rim end diameter runout value data and fast in detection speed.

The invention discloses a woodworking machine tool main bearing device, and particularly relates to the field of bearings. The woodworking machine tool main bearing device comprises a woodworking bearing supporting mechanism, fixing base mechanisms are fixedly mounted at the two sides of the woodworking bearing supporting mechanism through bolts, and two peripheral semicircular mounting mechanismsare clamped to the outer wall of the woodworking bearing supporting mechanism through the fixing base mechanisms; and semicircular quick-mounting disc mechanisms are fixedly mounted at the two sidesof each peripheral semicircular mounting mechanism through bolts, and a dirt cleaning mechanism is fixedly mounted at one side of each peripheral semicircular mounting mechanism through the corresponding semicircular quick-mounting disc mechanism. According to the woodworking machine tool main bearing device, by arranging the dirt cleaning mechanisms, lubricating grease and a cleaning solvent areinjected between a supporting type bearing outer ring and a supporting type bearing inner ring, metal impurities in the woodworking bearing supporting mechanism are sucked into a third peripheral limiting frame through a magnet adsorption disc, and then the rapid cleaning procedure can be completed, so that the cleaning convenience and the actual cleaning effect of the woodworking bearing supporting mechanism are relatively improved.

The invention discloses an ancient building structure strength detection device, and relates to the technical field of ancient building strength detection. The ancient building structure strength detection device comprises a movable frame, stress wave detection mechanisms, a first movable frame, a base and a second movable frame, wherein the stress wave detection mechanisms with the same number are arranged on the inner sides of four borders of the movable frame in a matched mode, the first movable frame is arranged below one side of the movable frame, the second movable frame is arranged below the other side of the movable frame, and the base is arranged below the position between the first movable frame and the second movable frame; and the movable frame is provided with two congruent L-shaped frames which are symmetrically arranged relative to one diagonal line of the movable frame. According to the ancient building structure strength detection device, an outer cylinder, an inner cylinder, a sucker, an electric telescopic rod, the L-shaped frames, the first movable frame, the second movable frame, a fixing rod and a push rod are arranged, and the components are matched, so thatthe device is more convenient to use and operate, the detection accuracy is high, and meanwhile, the damage to the ancient building during detection is avoided.

The invention discloses an anti-loose handle device of an anti-theft door. The anti-loose handle device of the anti-theft door comprises a handle body and an installation frame fixedly connected to adoor body, wherein the handle body is slidably connected into the installation frame; a handle is rotatably connected to the handle body; an annular baffle is fixedly connected to one end in the installation frame; the side wall of the annular baffle abuts against the side wall of the handle body; two symmetrically-arranged installation grooves are formed in the outer wall of the side, close to the annular baffle, of the installation frame; a rotating mechanism and a transmission mechanism are arranged in each of the two installation grooves; the rotating mechanisms are connected with the corresponding transmission mechanisms; and two symmetrically-arranged connecting grooves are formed in the outer walls of the two sides of the handle body. The anti-loose handle device of the anti-theft door is reasonable in structural design, no loosening of the handle device after being used for a long time is ensured, and normal use of the handle device is ensured.