260results about How to "With telescopic function" patented technology

The invention relates to a milling and welding integrated device for upper and lower circular seams in the bottom of a storage box. The device consists of a tool main body, an air cylinder inner supporting mechanism, an air bag inner supporting mechanism, a fork type ring lifting mechanism, a milling inner holder supporting mechanism, a welding back lining supporting mechanism and a circular seam outer pressing mechanism. The device disclosed by the invention has the advantages of guaranteeing accordant standards of milling, assembling and welding tools, preventing repeated assembly and location and effectively guaranteeing the product quality; by integrating milling, assembly and welding, the device has the advantages of reducing the steps of lifting, regulating, aligning, pressing and the like for replacing a work station, effectively shortening the production period, greatly improving the efficiency, also reducing the amount of tools and lowering the production cost. The air bag inner supporting mechanism has a telescopic function and can be used for preventing a trouble that a work piece is difficultly separated from a mold due to shrinkage after being welded.

The invention provides a telescopic crossed yoke fluorescent magnetic powder inspection machine. A crossed yoke comprises a fixed yoke parallel to the surface of a workpiece to be tested and a moving yoke perpendicular to the surface of the workpiece to be tested, the moving yoke passes through a sliding bushing and is in sliding connection with the fixed yoke, and the moving yoke is provided with a pressure spring. The invention successfully realizes that each magnetic pole of the magnetic powder inspection machine has telescopic function so as to closely contact the workpiece by dividing the crossed yoke into the fixed yoke and the moving yoke, thereby guaranteeing the magnetic-field intensity during the fault detection. The magnetic powder inspection machine is also provided with a CCD image acquisition device, and realizes the program control of working procedures of feeding, magnetization, CCD observation and discharge as well as on-line detection monitoring and automatic fault detection through the program control operation of a PLC.

The invention discloses an extensible and retractable inner supporting tool. One end of a left-handed screw is installed in a screw installation hole in the plane geometric center of a supporting plate, and the left-handed screw is in rotating fit with the screw installation hole. A left-hand thread at the other end of the left-handed screw is installed in a threaded hole in the center at one endof a sleeve. One end of a right-handed screw is installed in a screw installation hole in the plane geometric center of the other supporting plate, and the right-handed screw is in rotating fit with the screw installation hole. A right-hand thread at the other end of the right-handed screw is loaded in a threaded hole in the center at the other end of the sleeve. The extensible and retractable inner supporting tool has extending and retracting functions; in a shortened state, the extensible and retractable inner supporting tool can be put into a shell and then extends to support a cylinder, rigid restraining to the cylinder is achieved, and the welding deformation is reduced; and by means of stress relief annealing heat treatment through the belt tool, deformation stress is eliminated, andtherefore the cylinder circular degree after welding is guaranteed, and the circular degree of the shell is reduced to 2.5 mm from 10 mm.

The invention discloses contactless intelligent self-service license photographing equipment and method. The equipment comprises a chassis, an input / output module, a photographing module and an intelligent module, wherein the chassis comprises a fixed module and a scalable module, the fixed module is connected with the scalable module by virtue of a scalable part, the input / output module is arranged on the fixed module, the photographing module and the intelligent module are arranged in the fixed module, and the intelligent module is respectively connected with the photographing module and theinput / output module; and the photographing module comprises a camera module and a mobile module, and the mobile module is used for driving the camera module to move. The contactless intelligent self-service license photographing equipment and method which are disclosed by the invention can realize that hands of a user are free in a photographing process, photographing can be completed without keyor contact, an automatic photographing process is convenient and simple, industry intelligentization requirement in new times is met, and support is provided for the development of intelligent citiesand intelligent life.

The invention discloses an industrial pipeline painting device which comprises a feeding module, a spraying module and a rack, wherein the spraying module comprises a vacuum box body positioned on therack, a clamping mechanism for clamping an industrial pipeline, a spraying mechanism and a paint brushing device. The paint brushing device is located on the upper portion of the vacuum box body andcorresponds to the upper portion of a clamping position of the clamping mechanism, and the paint brushing device comprises a brush, a first driving module driving the brush to move left and right anda second driving module driving the brush to move up and down. The second driving module comprises a first sliding rail fixedly connected to the upper wall of the rack, a sleeve block slidably connected to the first sliding rail, an electromagnet fixedly connected to the lower end of the sleeve block, a hollow sleeve block arranged under the sleeve block, an electromagnet arranged in an inner cavity of the hollow sleeve block and fixedly connected to the upper wall of the hollow sleeve block, a spring with the upper end connected with the bottom of the corresponding electromagnet and an innermagnet with the top connected with the lower end of the spring. The inner magnet and the brush are fixedly connected. The brush can move up and down, so that paint spraying is more uniform.

The invention belongs to the field of tunnel secondary lining laying and relates to a secondary lining laying process ensuring the secondary lining strength, in particular to a tunnel geotextile, waterproof cloth and secondary lining steel bar laying process. The secondary lining strength is ensured by ensuring the thickness of a concrete protective layer.

The invention discloses a crane support leg. The crane support leg comprises a first level horizontal support leg, a second level horizontal support leg and a fixed support leg, wherein the second level horizontal support leg is sleeved on the first level horizontal support leg, and the first level horizontal support leg is sleeved on the fixed support leg; the crane support leg is characterized in that: a first horizontal oil cylinder is arranged between the first level horizontal support leg and the fixed support leg, and a second horizontal oil cylinder is arranged between the second level horizontal support leg and the first level horizontal support leg. The crane support leg has relatively high strength in a half-stretching state, and can obviously improve the hoisting performance of the whole crane. The invention further discloses a support leg hydraulic system for controlling the crane support leg, and a crane provided with the crane support leg.

The invention discloses a portable telescopic spherical throwing detection robot which comprises a stander, a left driving wheel, a right driving wheel, a telescopic system and a control system, wherein the left driving wheel and the right driving wheel are fixed at both ends of the stander respectively; the telescopic system is used for stretching and contracting the left driving wheel, the right driving wheel and a supporting tail, and is arranged on the stander; and the control system is fixedly connected with the center of the stander. The robot has a certain pretending property during folding, so that the robot cannot be perceived easily; a wheel housing of the robot has a shock absorption property, so that the robot can bear impact of several-meter free fall; and the portable telescopic spherical throwing detection robot can be applied to detection and acquisition of information in dangerous environments.

The invention discloses a driving device for cement pipeline making and a middle connecting mechanism of a cement pipeline. The driving device and the middle connecting mechanism comprise a bottom fixing base plate, and multiple bolt holes used for being connected are formed in the bottom fixing base plate; three threaded adjusting mechanisms which are arranged in an annular array mode are installed on the upper surface of the bottom fixing base plate, and the top parts of the multiple threaded adjusting mechanisms are installed at the bottom part of a bottom supporting base block through hinges; and the top part of the bottom supporting base block is provided with an outer shaft sleeve. According to the driving device and the middle connecting mechanism, an internal contact type method isused for carrying out the connection function of rotary parts so that the synchronous rotation effect can be realized, and the effective rotation rate of a motor is improved; in addition, the devicecan achieve disengagement under an emergency condition, so that the phenomenon that the motor is damaged due to too large driving force or lower current of the motor is effectively prevented; and thedevice is provided with an air power telescopic mechanism, so that the abutting effect with a telescopic function is realized by utilizing air power, and the practicability is high.

The invention relates to a nondestructive testing device of formaldehyde emission from furniture product and a nondestructive testing method thereof. The nondestructive testing device comprises an adjustable telescoping bracket, the bracket is externally covered with a PVC film, and seal plates are arranged between two adjacent telescoping bracket feet for compressing the PVC film to form airtight space inside the PVC film. The nondestructive testing method comprising the following steps: (1) the to-be-detected product is arranged in the airtight space formed by the PVC film, the telescoping bracket and the seal plates; (2) an absorption vessel with distilled water is arranged right below the to-be-detected product for 8-12 hours; (3) the absorption vessel is taken out, and acetylacetone spectrophotometry is carried out on the absorption liquid inside the vessel to detect the concentration of formaldehyde. The nondestructive testing device has the advantages of reasonable structure, low manufacture cost and strong adaptability; can be adjusted according to the volume and shape of the furniture product, and can obtain the formaldehyde emission data of furniture product without destroying furniture product; in addition, the nondestructive testing device has good reproducibility of testing results, and can actually reflect the formaldehyde emission condition in practical use.

The invention discloses a multidirectional-adjustable type textile cloth cutting device which comprises a machine body, wherein a shock absorption walking mechanism is mounted at the lower end of themachine body; a machine cavity is formed in the machine body; a servo motor is mounted at the middle part of the bottom end of the machine cavity; a driving shaft of the servo motor is provided with afirst gear in a sleeving manner; the driving shaft of the servo motor is fixed on the inner wall of the machine cavity through a first bearing pedestal; the first gear is meshed with a second gear having a diameter greater than the diameter of the first gear; a worm is inserted into the middle part of the second gear; both ends of the worm are meshed with worm wheels; nuts are fixedly inserted into the middle parts of the worm wheels; the nuts are fixed on the inner wall of the machine cavity through bearings; internal threads of the nuts are connected with screw rods. The multidirectional-adjustable type textile cloth cutting device is stable in structure, easy to operate, scientific and reasonable in design, short in production period, low in manufacturing cost, high in shock absorptionperformance and convenient to move, can be adjusted in multiple directions, can greatly save time and energy of a worker, and is worthy of popularization.

The invention discloses a curtain wall cleaning robot control system and method controlled by a microcontroller and belongs to the field of climbing robots. According to the curtain wall cleaning robot control system and method, an internal attachment walking mechanism and an external attachment walking mechanism are alternately attached to a curtain wall, so that a curtain wall cleaning robot horizontally and vertically moves, the curtain wall cleaning robot turns freely by using rotation movement of the internal attachment walking mechanism, and 360-degree all-dimensional movement is achieved; meanwhile, adhesive discs in the internal attachment walking mechanism and the external attachment walking mechanism have the extending and retracting functions, and the curtain wall cleaning robothas good obstacle crossing function and can be suitable for a frameless glass curtain wall and a frame glass curtain wall; according to the curtain wall cleaning robot control system and method, by using a microcontroller program and a control circuit, a motor and a magnetic valve in the curtain wall cleaning robot are subjected to logic control so that the curtain wall cleaning robot can executemovements such as cleaning, walking, turning and obstacle crossing according to operation commands, and the curtain wall cleaning robot is operated flexibly and conveniently, is stable and reliable,and improves the working efficiency and cleaning effect.

The invention relates to a multi-function cutting machine. The multi-function cutting machine includes a cutting work table, a cutter assembly used for cutting a plate to be cut, wherein the cutter assembly is slindingly mounted on a guiding rod in a matched mode, the tail end of a cutter fixing column is hinged to a cutter with extensible function, a first connecting block is rotatably connectedwith the upper end surface of the cutting work table through a pin shaft, a second connecting block is locked in the screw holes of the cutting work table through locking bolts, one side of the upperend surface of the cutting work table is fixedly connected with a clamped clamping body used for clamping the edge of one side of the plate to be cut, at least two rectangular grooves are formed in the upper end surface of the cutting work table, clamping parts for clamping the edge of the other side of the plate to be cut are arranged on a sliding rod in a sliding mode, and an adjusting part foradjusting the height and the inclination angle of the cutting work table is arranged at the lower end of the cutting work table. According to the multi-function cutting machine, stability of positioning, accuracy of cutting and the application range of using are improved, the operation is convenient for workers, and the multi-function cutting machine is applicable to cutting plates with a certainthickness range and a certain size range.

The invention relates to a supporting stand of a wind-velocity indicator, which is formed by six telescopiform steel pipes through an installable / detachable connecting mode, wherein the six telescopiform steel pipes comprises a horizontal main rod, a vertical main rod, a horizontal left brace rod, a horizontal right brace rod, a vertical lower brace rod and a vertical upper link, wherein the horizontal main rod is fixed on the outer side of the supporting stand in a horizontal plane, the horizontal left brace rod and the horizontal right brace rod are connected on the extended end of the horizontal brace rod to improve the stability of the main rod in the horizontal plane, the vertical main rod is vertical to the extended end of the horizontal main rod in the vertical plane, the vertical lower brace rod is arranged on the lower portion of the horizontal brace rod, a measured structure and the horizontal main rod are connected, the vertical upper link is arranged on the upper portion of the horizontal main rod, and the measured structure and the horizontal main rod are connected to improve the stability of the main rods in the vertical plane. The supporting stand of a wind-velocity indicator must have wide prospect in engineering application as wind characteristic tests are regarded in the whole world.

The present invention discloses a back-riding type intelligent wheelchair for assisting daily life of old people. The back-riding type intelligent wheelchair comprises a walking chassis, a lifting device, a sliding seat, a backrest device, an annular handrail, an operating rod and a telescopic bracket. The back-riding type intelligent wheelchair is characterized in that: the lifting device consists of a scissor type fixing seat, lifting scissors, a scissor type electric push rod, guiding mechanisms and a scissor type top seat. The sliding seat is fixedly arranged at a center position of a chassis bracket and consists of the scissor type top seat, a sliding seat cushion, guide rails, sliding blocks and a seat cushion electric push rod. The backrest device is fixedly arranged at a rear sideof the sliding seat and consists of a turnover backrest, a connecting rod mechanism, a backrest rotating shaft, a backrest electric push rod and the scissor type top seat, and the turnover backrest isarranged above the scissor type top seat and also positioned at a rear side of the sliding seat cushion. The intelligent wheelchair does not need assistance by others, old people can just take aloneand also adjust own seat height to be adapted to different demands in life, such as conveniently taking products at a high level or conducting conversation with normal people, so that the back-ridingtype intelligent wheelchair improves life quality of old people.

The invention relates to a bionic robot for grabbing, in particular to a flexible arm bionic robot. The flexible arm bionic robot comprises a mechanical hand, a flexible arm, a plurality of drive devices and a base. The multiple drive devices are arranged on the base. The flexible arm is arranged above the base. The tail end of the flexible arm is connected with the mechanical hand. The flexible arm comprises a plurality of variable shearing rod mechanisms. The multiple variable shearing rod mechanisms are sequentially connected to form a closed annular structure. The bottoms of the multiple variable shearing rod mechanisms are connected with the multiple drive devices correspondingly. The multiple variable shearing rod mechanisms act in a coordination manner to finish transformation of the flexible arm. According to the flexible arm bionic robot, the multiple drive devices are used for controlling the multiple variable shearing rod mechanisms, the flexible arm can reach any position, and accordingly the purpose of random grabbing is achieved.

The invention discloses an underwater sinking well heading machine and a construction method thereof, and solves the problems that a sinking well heading machine in the prior art is low in excavationefficiency, not easy to control an excavation contour, and easy to produce deflection of a sinking well gesture. The underwater sinking well heading machine comprises a support seat arranged in a component on the lower part of a vertical well, wherein the support seat is connected with a lifting device; a sealed cabin is arranged on the support seat; a pulp discharge system is arranged on the sealed cabin; a shoe supporting device is connected onto the outer wall of the sealed cabin; a rotating mechanism is arranged on the lower part of the sealed cabin; a heading mechanism is arranged on therotating mechanism; and a lower pulp discharge pipe is arranged on the heading mechanism and is connected with the pulp discharge system. According to the underwater sinking well heading machine andthe construction method thereof provided by the invention, mechanical and controllable excavation is realized, the accuracy of the sinking well gesture is ensured, the underwater operation controllability is high, the excavation efficiency is improved, the problems that a traditional underwater excavation situation is not controllable and the sinking well gesture is hard to control are solved, andthe underwater sinking well heading machine and the construction method thereof have an important significance on high-quality construction operation of an ultralarge-section sinking well with multiple cabin chambers.

The invention discloses a sliding sleeve spray nozzle for open hole fracturing. The sliding sleeve comprises a spray nozzle outer drum, a spray nozzle middle drum and a spray nozzle inner drum, which are sleeved together in sequence; external threads are formed at the outer peripheral surface of one end, far away from the spray nozzle middle drum, of the spray nozzle outer drum; the outer peripheral surface sleeved at one end of the spray nozzle middle drum is hexagonal to be conveniently mounted with a spanner; limiting structures for preventing the stripping from one another and sealing structures for preventing leaking are formed at the corresponding sleeving positions; the spray nozzle middle drum and the spray nozzle inner drum can be contracted into or extend out from the spray nozzle outer drum under the action of external force. The spray nozzle outer drum is mounted in the sliding sleeve and the length, extending out of a sliding sleeve, of the sliding sleeve spray nozzle is equal to the annular space gap between the sliding sleeve and a stratum. The sliding sleeve spray nozzle is good in fracturing point fixing property and can be prevented from accidentally extending when entering an open hole, the gap between the annular space and the sliding sleeve can be automatically adjusted and the sliding sleeve spray nozzle is prevented from being extruded back by a well wall due to shaking during construction.

The invention relates to the technical field of shoemaking molds, and provides a multicolor EVA injection mold which is suitable for the conventional single-color EVA injection machine, and can be used for producing double-color or multicolor EVA finished products. The multicolor EVA injection mold comprises a lifting board, a backing board, a sealing board, an upper mold, a middle board and a lower mold which are arranged from the top down in sequence, wherein mold cavities are formed in both the opposite sides of the upper mold and the lower mold; a sprue communicated with the mold cavity of the upper mold is formed in the upper mold; the middle board is arranged between the upper mold and the lower mold in a drawable manner; the lifting board and the sealing board are connected with each other through a suspension structure which can expand and contract in the thickness direction of the lifting board; an accommodating cavity with an open-close function is formed between the lifting board and the sealing board through the suspension structure; the backing board is arranged in the accommodating cavity in a drawable manner.

The invention discloses a novel grounding wire and relates to the field of power construction. The novel grounding wire structurally comprises a wheel 1, a frame 2, a push-pull rod 3, a grounding bar 4, a shell 5, a wire wheel 6, a grounding drill rod 7, a pressing block 8, a bearing 9, a brake bar 10, a support rod 11, a spring 12, an indicator lamp 13, a lead C 14, a clamping part A 15, a clamping part B 16, a power supply 17, a soft copper wire A 18 and a soft copper wire B 19. The novel grounding wire has the advantages that that sequence errors can be avoided, personal accidents can be avoided, the indicator lamp is arranged on the grounding bar (4), the indicator clamp can only be turned on when the grounding bar (4) is firmly hooked to a metal component, an operator can accurately judge the position of the grounding wire conveniently, and the personal safety of the operator is protected; the flat spiral spring is arranged between the wire wheel (6) and a shaft, a telescoping function is achieved, and work efficiency is increased.

The invention discloses a combined-type releasing device comprising a releasing unit, a flowing unit, a support unit and a notch unit which are all telescopic; the releasing unit, the flowing unit and the notch unit, in the telescopic direction, are respectively provided with sliding chutes which can be used for releasing fries; the releasing unit and the notch unit are detachably connected to two ends of the flowing unit; the sliding chutes of the releasing unit, the flowing unit and the notch unit are successively communicated to form a releasing tank; the support unit is detachably connected to the bottom of the flowing unit. Through splicing the releasing unit, the flowing unit, the support unit and the notch unit to form a releasing device, the releasing device is portable and can be adjusted according to actual releasing water area situations and geography. The telescopic releasing unit, the flowing unit, the support unit and the notch unit make it possible for workers to freely stretch out and draw back the device according to the distance between the fries and the releasing water area. The device of the invention can be applied in enhancement and releasing field.

The invention relates to an antenna, particularly to an antenna device for portable data acquisition terminals. The antenna device for portable data acquisition terminals comprises a card reading coil arranged in the case of a top reading head connected to one end of a pull rod, the other end of the pull rod is connected to a handle provided with a card reading circuit, the pull rod is provided with a wire connecting the card reading coil and the card reading circuit, the card reading circuit is connected to a plug through a data wire. According to the invention, the acquisition of distant articles is convenient, the inference from surrounding conductors and circuits in the acquisition terminal is reduced, the reading distance is increased, and the reading performance is improved. Besides, the device has telescopic function, is portable and suitable for miniaturization of portable data acquisition terminals.

The invention discloses a mixing machine for engineering plastic modification. The mixing machine structurally comprises a top cover, a motor, a mixing drum, an operation case, a support frame and a discharging base plate, wherein the top cover is arranged at the upper end of the mixing drum; a rotating shaft inside the mixing drum is driven by the motor; the operation case controls the motor; thebottom of the mixing drum and the discharging base plate internally communicate with each other and are welded together; the support frame is mechanically coupled to the outer surfaces of the mixingdrum and the discharging base plate; and four chucks, telescopic stirring shafts and the rotating shaft are arranged inside the mixing drum. According to the mixing machine, through the combined action of inner telescopic rods, outer fixing rods, sliding blocks and walking devices, when the telescopic stirring shafts with the telescopic function are opened, auxiliary expansion wheels open telescopic plastic tubes to make full contact with the wall of the mixing drum, the telescopic plastic tubes are used for scraping the water on the drum wall before mixing, the humid environment in the mixingdrum is avoided, and a problem of difficulty in dehumidification of the drum wall is solved.

The invention belongs to the field of plate processing, and particularly relates to a plate cutting device capable of achieving automatic stabilization and self-cleaning. The plate cutting device comprises a workbench, two symmetrically-arranged placement blocks are fixedly connected to the workbench, a support is fixedly connected to the workbench, two symmetrically-arranged reciprocating lead screws are rotatably connected to a portion between the support and the workbench, sleeves are connected to the reciprocating lead screws in a threaded manner, and a frame is fixedly connected to a position between the two sleeves. According to the plate cutting device capable of achieving automatic stabilization and self-cleaning, through cooperation of a first linkage mechanism, a second linkage mechanism and a driving mechanism, a cutting knife and a pressing plate can be matched with air suction fan blades to synchronously work, and therefore it is guaranteed that the pressing plate presses a wood board in the cutting process, the wood board is kept stable, and manpower consumption is avoided; and meanwhile, in the cutting process, chippings generated by air suction of the air suction fan blades can be utilized, and therefore the situation that the chippings fly randomly and pollute the surrounding environment is avoided.

The invention discloses a cable bridge for network engineering. The cable bridge comprises a cable bridge main box body; a top cover is arranged on the top of the cable bridge main box body; mountingclamping blocks are mounted at the two ends, close to one side of the cable bridge main box body, of the top cover respectively; and the mounting clamping blocks are mounted on the top of the cable bridge main box body. The cable bridge has the beneficial effects that layers are arranged in the cable bridge, and a plurality of segmentation assemblies are arranged on each layer; the cutting component can be used for installing each cable, so that the cables are not in contact with each other, winding can be avoided between the cables, and the safety of the lines can be guaranteed, the heat dissipation of the cables is accelerated, and the service life of the cables is prolonged; a limiting assembly has a telescopic function, so that the range of the diameter of the cables capable of being installed by the segmentation assemblies can be expanded, the cables with any thickness can be installed in each segmentation assembly, and the practicability and universality of the segmentation assemblies are improved.

The invention discloses a marketing type agricultural product preservation display cabinet which comprises a bottom box, a main cabinet body and a storage cavity, wherein a first limiting sliding chute is formed in the surface of the main cabinet body; a glass door body is mounted on the inner side surface of the first limiting sliding chute; an exhaust pipe orifice is mounted at the top end of the inner wall of the main cabinet body; a hanging ring is mounted on the inner wall of the main cabinet body below the exhaust pipe orifice; a partition layer is mounted in the main cabinet body belowthe hanging ring; the storage cavity is formed in the main cabinet body below the partition layer; the bottom box is mounted at the bottom of the main cabinet body; a second limiting sliding chute isformed in the bottom box; a standby storage battery is mounted in the bottom box on one side of the second limiting sliding chute; and a refrigeration compressor is mounted in the bottom box on one side of the standby storage battery. In the invention, through a series of structures, the display cabinet can realize the characteristics of refrigeration and preservation, and is easy to move and convenient for placing the agricultural products, thereby promoting the marketing.

The invention provides a multifunctional display cabinet. When more spaces and positions are required to display more display articles, a telescopic supporting part is extended, a folding telescopic display cabinet is pulled out, the telescopic supporting part is supported at the lower side of the folding telescopic display cabinet, and then the folding telescopic display cabinet is unfolded for allowing the display articles to be placed thereon for display. Moreover, illuminating devices are additionally arranged on the locations of the various display articles, so that the display articles can be illuminated, and a display effect can be enhanced. In comparison with the prior art, the multifunctional display cabinet provided by the invention has functions of extending and enlarging as well as shortening and folding, and the occupation of extra spaces can be avoided; and moreover, the display effect can be enhanced, and the multifunctional display cabinet is diverse in functions, noveland reasonable in structure and is strong in practicability.