68results about How to "Good fixed position" patented technology

A roof anchor easily carried to be positioned and re-positioned by persons climbing on pitched roofs and comprising a flat steel bar having a rectangular cross-section, a top surface, a bottom surface, a front end and a rear end with the front end bent to form a nose having a front bottom edge protruding below the bottom surface of the flat plate, a connector member projecting upwardly from the upper surface of the flat bar and forming a hole for attachment of a carabiner and tether line.

A waterproof storage bag which comprises a bag body having an open end and a bag opening provided at the open end of the bag body to seal the bag body. The bag opening has inner surfaces which are smooth surfaces made of smooth and soft plastic material and the inner surfaces do not contain any self-adhesive material and are not disposed with any additional adhesive material thereon. A multi-porous resilient member is provided inside the bag body. It is an object of the present invention to provide a waterproof bag which could indicate to a user whether its waterproof function is still functioning properly. It has the advantages of simple structure, easy operation and low manufacturing costs.

A cable assembly including a cable, a metal clamp, and a tuboid metal case. The cable includes a outer insulator and a outer conductor thereinside. The outer conductor includes a protruding portion protruding to one side in the first direction from an end portion of the outer insulator on the one side in the first direction. The clamp holds the protruding portion and includes an end portion on the other side in the first direction. The metal case includes a swaged portion, which houses at least the end portion of the outer insulator and the end portion of the clamp. Swaged from outside, the swaged portion is in pressure contact with and fixed to at least the end portion of the outer insulator and the end portion of the clamp so that the end portion of the outer insulator is elastically deformed and the end portion of the clamp is plastically deformed.

A combustion apparatus has a burner including a burner body and a combustion plate, as well as a combustion box. A combustion plate flange part projects outward beyond an inner rim of a body flange part and beyond an inner rim of a combustion box flange part. A packing has a portion interposed between the combustion plate flange part and the body flange part, and a portion interposed between the combustion box flange part and the body flange part outside an outer rim of the combustion plate flange part. A distribution plate having formed therein a multiplicity of distribution holes for introducing the air-fuel mixture toward an air-fuel mixture ejection part is provided with a distribution plate flange part so arranged as to come into direct contact with that portion of the combustion plate flange part which is positioned inside an inner rim of the packing.

The invention relates to a firing device of a Hopkinson pressure bar, and particularly relates to a bullet firing device of a Hopkinson pressure bar. The bullet firing device of the Hopkinson pressure bar comprises a support table (11), a firing cavity (12) fixed on the support table (11), a firing tube (13) connected with the firing cavity and a base (15) for bearing the support table; the support table (11) is provided with a slide support (14) for supporting the firing tube (13) along the length direction; one end of the firing tube (13) close to the firing cavity (12) is provided with a bullet filling opening (131) which is provided with a sealing door (132). Compared with the traditional device, the bullet firing device of the Hopkinson pressure bar, which is provided by the invention, has the advantages that bullets can be filled into the tail end of the firing tube from the bullet filling opening instead of being from the tube opening of the firing tube and are then pushed into the firing tube by iron wires, so that the bullets are extremely convenient to fill, and the using efficiency is improved.

A Magnetic Resonance Imaging system includes a plurality of auxiliary magnets that are disposed around the main magnets to adjust the interval between the main magnet and the auxiliary magnets and the interval between the main magnet and the auxiliary magnets respectively.

Provided is a connector module that is highly durable and that also allows easy position alignment with a connection target instrument while maintaining high shielding performance. The connector module includes a connector case and a connector inserted in the connector case. The connector includes a contact, a holder, a conductive tubular shell, a housing and a conductive shield case. The shield case includes a first member having an elastic portion and a second member in the form of a bottomed tube. The first member forms an elastic piece contactable with the second member. Fixing of the connector case to a main body case via a fastener member causes, in the connector, elastic deformation of the elastic piece, resulting in decrease in a gap between the first member and the second member, consequently in establishment of electrical connection between the first member and the second member.

The invention discloses a multifunctional SAW type iron tower welding robot. The multifunctional SAW type iron tower welding robot comprises a base. A bending neck gun body for welding a workpiece ismounted above the base, and the bending neck gun body can be moved and rotated in multiple directions by an azimuth adjusting device. An L-shaped servo numerical control positioner for driving the multi-directional rotation of a welded part is arranged on one side of the azimuth adjusting device. The output end of the L-shaped servo numerical control positioner is fixedly connected with a self-locking four-point positioning mechanism for fixing the position of the welded part. The multifunctional SAW type iron tower welding robot has the advantages of good welding action stability, accurate and quick workpiece positioning, high welding speed, good welding line quality, high production efficiency and the like.

The invention discloses a contactor welding contact point grinding device and a machining method thereof. The contactor welding contact point grinding device comprises a rack, a sanding belt grinding mechanism and a contactor fixing device, and the sanding belt grinding mechanism and the contactor fixing device are fixed to the rack. The contactor fixing device comprises a bottom plate fixedly arranged on the rack, and a fixing support is arranged on the bottom plate. A rotating positioning plate is arranged on the fixing support. The bottom plate and the bottom of the fixing support are in sliding connection. The upper end of the fixing support and the lower end of the rotating positioning plate are rotationally connected. The rotating positioning plate is provided with a double-row and multi-station contactor fixing structure. After a contactor is fixed, welding contact points of the contactor extend out of the two sides of the rotating positioning plate. The fixing support slides towards the sanding belt grinding mechanism, and the lower ends of the welding contact points of the contactor abut against the sanding belt rolling face of the sanding belt grinding mechanism. Original punching is replaced by grinding to remove residual welding flux at the welding position, the tearing to the welding position from punching is avoided, and a plurality of contactors can be ground at the same time. The design is reasonable, and practicability is high.

The invention relates to a secondary structure casting machine lifting system which comprises guide rails, a feeding hopper, four guide wheels and a machine frame. The guide rails are installed at the side end of the machine frame. The guide rails comprise one set of guide rails A on the outer side and one set of guide rails B on the inner sides of the guide rails A. The guide rails A are attached to the guide rails B. The guide rails B 6 can slide along inner grooves of the guide rails A 14. A limiting baffle for limiting the guide rails B is arranged at the lower ends of the guide rails A. A limiting mechanism is installed at the upper ends of the guide rails B. The guide wheels are installed on a guide wheel support in a rectangular shape. The guide wheel support can be driven by a driving mechanism installed on the machine frame to move up and down along the guide rails A and the guide rails B. The feeding hopper is also installed on the guide wheel support. The secondary structure casting machine lifting system has the advantages that the structure is small, the weight is low, the purpose that the feeding hopper conveys mortar up and down is achieved with only one motor according to the driving telescopic system, and the structure can reach the positions of most wood former casting openings on the current market.

The invention relates to the technical field of fishing equipment accessory devices, in particular to an automatic fishing device. The automatic fishing device is convenient to use, capable of automatically controlling a take-up and pay-off disc, relatively high in use effect, high in practicality and convenient to fix, a fishing rod is not likely to move by pulling of fishes, convenience is brought to users, and the use reliability is improved. The device comprises the fishing rod, a first rotating shaft, a second rotating shaft, a floating ball, a fishing line, a transmission disc, the take-up and pay-off disc and a fishhook, wherein the fishing rod comprises a first rod body, a second rod body and a third rod body, the transmission disc and the take-up and pay-off disc sleeve the firstrotating shaft and the second rotating shaft respectively, and a rocker is arranged on the side wall of the take-up and pay-off disc; the device also comprises a driving gear, a driven gear, a chain,a servo motor, a sensor and a receiver, a clamping groove is formed in the side wall of the fishhook, the sensor is installed in the clamping groove, and the chain sleeves the driving gear and the driven gear; the device further comprises two sets of supporting frames, a rotary shaft, a connecting rod and a fixing anchor, and the fixing anchor is arranged at the right end of the connecting rod.

A screen display section and a control section are formed as separate units, enabling the sections to be separated from each other and integrally assembled together through a rigid bracket. Further, the screen display section and the control section respectively independently have connector receiving spaces. By this construction, the screen display section and the control section can be separated from each other and integrated with each other when required, and even in bad weather, water drops do not enter into the insides of the screen display section and the control section and into the connector receiving spaces, which enables safe and easy separation operation and integration operation.

Machines and systems for chemical, foodstuffs and pharmaceuticals industry are subject to particularly demanding requirements for hygiene. In particular, equipment used in such machines, must avoid any gaps, in which dirt, bacteria or germs could settle. To avoid this, a hygiene-compliant display and control device having a front plate is proposed, having a peripheral groove, which is open on the outer peripheral surface of the front plate, on the outer edge of the front plate, and a sealing element fitted in the peripheral groove. The outer peripheral surface of the sealing element is arranged flush with the outer peripheral surface of the front plate, and a number of clamping arrangements with a pressing element are provided on the display and control device distributed around the periphery. One axial end of the pressing element engages with a fixing frame, which rests on the mounting plate, or with the mounting plate.

The invention relates to the technical field of zoo management auxiliary devices, in particular to a zoo emergency rescue device. The device is convenient to fix the position, not easy to loosen aftera long time with high safety and high practicability; Moreover, it does not require manual operation by relevant staff, effectively ensuring timely closing of the baffle with strong effect, thereby improving its reliable use. The device comprises a bottom plate, two sets of suction cups, two sets of fixing frames, a baffle plate, two sets of separating plates, a connecting frame and a limit buckle, and the limit buckle is mounted on the right side wall of the connecting frame; It also includes two sets of servo motors and two sets of fixed anchors, and two sets of servo shafts are respectively provided with two sets of transmission shafts; It also includes a storage motor, a skateboard, two sets of tension springs, two sets of pulleys, a fixed plate, an infrared emitter, a receiver, a sensor, and an electromagnet. A working chamber is arranged in the bottom plate, the electric storage motor is installed under the working chamber, and the electromagnet is electrically connected with the electric storage motor.

The invention provides a contact detection device for a blade wax model of a gas turbine engine and a detection method thereof. The detection device comprises a base, a process ball, the blade wax model and a measuring device. The measuring device comprises a vertical rod, a cross rod, a material melting port, a heating device and a clamping device. The detection device and the detection method can effectively improve the rigidity of the to-be-detected wax model, can ensure that repeatability and reproducibility requirements of a measuring system can be met in the measuring process, and can improve the accuracy of detecting the size of the wax model; the accurate control of the material melting amount by a material melting mechanism, the position and the height of the material melting portcan be realized by the design of the material melting mechanism, and differences in fixing strengths and positions of the wax model when manually melting the material and welding can be effectively improved, so that the welding consistency is improved.

The invention discloses an orthopedic traction rack. The orthopedic traction rack comprises a base and a support platform, and the support platform is provided with support pads; a support plate is provided with a gripping part for being gripped by the hand, movable rods are rotatably connected to the two ends of a fixing plate, and the inner side of the end of each movable rod is provided with asleeve; support rods are hinged to the upper end of a first telescopic rod, the end of each support rod is provided with a foot fixing device, and leg fixing devices are movably arranged in the middles of the movable rods. The orthopedic traction rack has the advantages that the gripping part is arranged at the two sides of the support platform and assists a patient in gripping during traction; the waist support pad is internally provided with an airbag to facilitate thickness adjustment, the demands of the patient are met, and the comfort is improved; the end of the hip support pad is provided with a strip-shaped pad, and the body of the patient is prevented from moving downwards during traction; the angle between the two movable rods is conveniently adjusted, and the position is conveniently fixed in cooperation with the fourth support rods; leg support frames are provided with latex pads and are softer and more comfortable.

The invention relates to the technical field of mixers and discloses a stable small-size concrete mixer facilitating position fixation. The stable small-size concrete mixer comprises a barrel body. Bottom pillars are fixedly mounted at the two ends of the lower surface of the barrel body correspondingly. A first pulley is movably mounted at the bottom of each bottom pillar. A bottom plate is connected to the bottoms of the outer surfaces of the bottom pillars in a sleeving manner. A movable plate is movably connected to the top of the outer surface of each bottom pillar. The two ends of the lower surface of each movable plate are each fixedly provided with a support pillar, wherein one end of each support pillar penetrates the bottom plate and extends to the position below the bottom plate. According to the stable small-size concrete mixer facilitating position fixation, the bottom plate is mounted at the bottoms of the outer surfaces of the bottom pillars, and therefore, a motor and avibration reduction device can be mounted conveniently; vibration is reduced when the stable small-size concrete mixer is used, thus noise generated by the stable small-size concrete mixer is reduced, and the environment is well protected; by means of the mounted movable plates, the support pillars and springs, when the stable small-size concrete mixer is used, the movable plates are rotated to be in threaded connection with the bottom pillars, so that clamping teeth are clamped onto the ground; and the stable small-size concrete mixer can be more stable in the working process.

The invention discloses a double-front-wheel electric tricycle which comprises a main frame, an anchor-shaped connecting rack, a steering mechanism, a brake system and an electric driving system. A rear wheel, a cushion part and a battery in the electric driving system are arranged on the main frame which is connected with the anchor-shaped connecting rack in an inserted mode and can be twisted relative to the anchor-shaped connecting rack, the steering mechanism comprises a steering driving mechanism connected with the main frame and a pull rod type steering mechanism connected with the anchor-shaped connecting rack, and the steering driving mechanism drives the pull rod type steering mechanism so as to drive two front wheels symmetrically arranged on the pull rod type steering mechanism to steer and heel. According to the double-front-wheel electric tricycle, by twisting the main frame relative to the anchor-shaped connecting rack and adopting the pull rod type steering mechanism, the front wheels and the main frame can heel in the steering direction at the same time in the steering state, and therefore the overall steering radius of the tricycle can be decreased conveniently, the flexibility, the stability and the smoothness of steering are improved, the steering safety of the electric tricycle in the high speed state is greatly improved, and the safety of driving is improved.

The invention discloses a method for selecting a fixed position of an RFID tag on the outer side of a packaging box. The method comprises the following steps that (1) an antenna of an RFID reader is fixed over a conveying belt or under the conveying belt or on the upper left portion or the upper right portion of the conveying belt, then information of each packaging box is written into an electronic tag of the corresponding packaging box, and the ID number of each electronic tag is unique; (2) the packaging box carrying the labels is placed on a conveying belt, the packaging box passes throughan RFID reader at a constant speed, data of the RFID labels passing through the reader at the constant speed are obtained from an interface of the RFID reader on the conveying belt, and the data comprise label numbers epc, time timings and signal strength RSSI. The electronic tags are arranged on the six faces of the packaging box respectively, and data and the like of the packaging box and the RFID tags overturned by 90 degrees are tested.

The invention discloses a small quick heater which comprises a shell, insulating layers, insulating studs, a heating net, electrodes and asbestos gaskets, wherein the heating net is fixed on the insulating studs on the two sides of a channel of the shell in a tensioned mode to enable a multi-layer grid structure to be formed in the channel, the electrodes are arranged at the two ends of the shell respectively to fasten the heating net, the power supply ends of the electrodes and flanges are fastened to the shell through insulating screws, the insulating layers are arranged between the electrodes and the shell, the asbestos gaskets are arranged between the electrodes and the flanges, and the heating net is electrified and heated through the electrodes to achieve reliable power supply. According to the small quick heater, multi-layer folding wire mesh is adopted to serve as a heating element, the wire mesh is arranged perpendicular to the liquid flowing direction in a single-layer or multi-layer mode, and by means of the characteristics that the contact area between liquid and the heating element is large and heat exchange is strong, the efficiency of heat exchange between the liquid and the heating element is high. The heater is used for quick heating of liquid working media in a channel under the condition that non-conducting liquid is still or moves, and especially suitable for quick heating of liquid with small flow.

The invention discloses a service type real estate information display board, and specifically relates to the field of real estate consultation service; a main body is included, and a panel is arranged at the top of the main body; a display screen is arranged on the surface of the front side of the panel; side plates are arranged on the two sides of the panel; a top plate is arranged at the tops of the side plates; a control panel is arranged on the surface of the front side of the main body; fixed seats are arranged on the two sides of the main body; according to the invention, a second electric push rod is controlled to work by pressing a control switch on the surface of the control panel through the fixed seats and vacuum suction cups; the second electric push rod pushes a lifting plateto move downwards, the vacuum suction cups tightly suck the ground to limit the position of the main body from the two sides, the main body is prevented from moving, customers can conveniently checkthe position, and the main body can be conveniently fixed and moved.

A female member (1) of a snap fastener includes a main body (2) made of a metal and having a cylindrical tube portion (23) and a dish-shaped portion (22), a resin spring (3) housed in the main body (2), and a surface covering member (4) crimped onto the cylindrical tube portion (23). The resin spring (3) is a resin plate that can be housed in the main body (2), and the resin plate has a slot (35, 35A, 35B, 35C) at a central portion thereof. The cylindrical tube portion (23) has a support portion for the resin spring (3), and the resin spring (3, 3A, 3B, 3C) is fixed in position by the support portion.

The invention relates to an extension-type bed with movable castors. The extension-type bed with the movable castors comprises a main bed body (9) and an extension-type auxiliary bed body (8). An auxiliary bed body (8) drive device is arranged in the main bed body (9). Therefore, when the auxiliary bed body (8) stretches out, a bed body can be widened, and when the auxiliary bed body (8) is retracted into the main bed body (9), the bed body is restored to the original size. Therefore, an existing space can be enlarged under the situation with the need for adding a bed, and meanwhile, the auxiliary bed body (8) can be ensured to be stored in the main bed body (9) under the situation without the need for adding the bed, so that the demand is met while the space is effectively saved; and the movable castors (21) are arranged on four feet of the main bed body (9), so that the bed can move conveniently, and an indoor space can be reasonably planned favorable.

The invention provides an education auxiliary device. The device comprises a movable base, an outer cylinder and a second rotating shaft, and supporting plates are installed on the two sides of the movable base. A threaded rod penetrates through the inner side of the supporting plate, the outer cylinder is located above the movable base, an inner rod is installed on the inner side of the outer cylinder, a notch is reserved in the outer wall of the inner rod, a clamping rod penetrates through the inner side of the notch, a first rotating shaft is installed above the inner rod, and a book containing plate is connected to the outer side of the first rotating shaft. The invention provides the education auxiliary device. Mobile teaching can be carried out in a classroom in all directions. The problem of foot ache caused by long-time fixed-point teaching of a user can be solved, position fixing operation can be carried out at any time according to the position of the user, the teaching experience of the user can be improved, the teaching effect of the user can be improved, the situation that the user needs to manually fix a book and a microphone is avoided, and two hands of the user areliberated.

The invention relates to the technical field of bridge construction, and discloses a preheating type reinforcing steel bar cutting device. The preheating type reinforcing steel bar cutting device comprises a working table, wherein a slide block is movably connected with the right side of the upper end of the working table, a support block is movably connected with a part, close the left side of anA-shaped support, of the upper end of the working table, a heating box body is movably connected with the upper end of the support block, a connection rod is movably connected with the reverse side of a bottom housing, a cutting tool is movably connected with the lower end of the connection rod, a hydraulic rod is movably connected with the upper end of the connection rod, a bolt is movably connected with the left end of a rotary handle, and a heat conduction block is movably connected with the left end of the bolt. The preheating type reinforcing steel bar cutting device can achieve the purpose of easily controlling the length of a reinforcing steel bar by using structures of the slide block, a long column, a groove, a vernier and the like cooperatively, thereby achieving the effect of strictly controlling the length of the reinforcing steel bar, and by using the structures of the heating box body, the rotary handle, the bolt, the heat conduction block and the like, the effect of reducing cutting pressure of the reinforcing steel bar is achieved, and use life of the cutting device is prolonged.

The invention provides a heat supply pipeline. The heat supply pipeline comprises seamless steel pipes, heat preservation and insulation sleeves, connecting assemblies and hanging assemblies. The multiple seamless steel pipes are connected and fixed through the connecting assemblies, the hanging assemblies are installed on the outer walls of the seamless steel pipes, the hanging assemblies are fixed to the wall through bolts, and the outer walls of the seamless steel pipes are sleeved with the heat preservation and insulation sleeves. According to the heat supply pipeline, the problems that in the installation and use process of an existing heat supply pipeline with hot water as a circulation medium in an overground laying mode, heat expansion and cold contraction of a hot water pipeline are caused by temperature changes, the position cannot be adjusted through the generated tension, the pipeline is likely to crack, and in the use process of the hot water pipeline, hot water in the pipeline has incrustation, and after long-time use, the incrustation remains in the pipeline to influence the circulation effect of the pipeline are solved.