36results about How to "Avoid screwing" patented technology

The invention relates to a recyclable expansion anchor rod and a construction method thereof. The recyclable expansion anchor rod comprises an anchor head, a rod body, a protecting bag and a rod body protecting tube; the anchor head is composed of a screw, a herringbone expanding head, a spiral steel wire, a steel wire protecting tube and an anchoring piece; the herringbone expanding head is screwed in the screw; the spiral steel wire penetrates the herringbone expanding head to extend into the steel wire protecting tube; the steel wire protecting tube sleeves the screw; the anchoring piece is mounted at one end of the rod body; the rod body is composed of a plurality of equidistantly arranged steel strands, steel strand position fixing parts and steel strand tensioning parts, and the steel strands are respectively fixed on the anchoring piece, the steel strand position fixing parts and the steel strand tensioning parts; the protecting bag is arranged outside the anchor head; the rod body protecting tube sleeves the rod body and are in butt joint with the protecting bag. The recyclable expansion anchor rod and the construction method thereof have the advantages that simpleness in structure, convenience in mounting, repeated use and low cost are achieved and the like.

The present invention provides a high frequency heating apparatus having a structure, which can be mounted / dismounted an air-exhausting grille without any tools. In this apparatus, an air-exhausting grille is arranged by that a fixing claw portion having a bent Z-shape, a fixing hooking portion having a concave notch, and a magneto joint plate are arranged, whereas a main body located opposite to the air-exhausting grille is arranged by that a slit hole, a hooking flange, and a magneto fixing plate are arranged. As a result, since the magneto joint plate is absorbed with the magneto fixing plate to be fixed with each other, the mounting / dismounting work capability of the air-exhausting grille can be improved without using the tool in a simple manner, and furthermore, a clean cooking appliance can be secured, while the cooking appliance can be readily cleaned.

An aircraft seat fixing apparatus includes at least one insertion region and at least one retaining element, both of which are provided for fixing a shell half to a bracket. The insertion region comprises a recess for enabling the retaining element to be inserted into the insertion region by means of an insertion movement which has a component perpendicular to a main direction of the extent of the retaining element.

The invention discloses a full-automatic battery module locking device, which comprises a battery module, a nut positioning mechanism and a torque-adjustable screw locking mechanism, wherein the battery module is provided with a plurality of screws; each screw penetrates through the battery module and comprises a top end part and a thread part; the nut positioning mechanism is arranged at one sideclose to the thread parts and is used for positioning to-be-installed nuts, so that the to-be-installed nuts are overlapped with the axes of the screws; each to-be-installed nut corresponds to one screw; and the torque-adjustable screw locking mechanism is arranged at one side close to the top end parts, and is used for determining locking torque and driving the screws to rotate around the axes of the screws under the action of the locking torque, so that the to-be-installed nuts are arranged at preset positions of the corresponding thread parts. According to the full-automatic battery modulelocking device, automatic tightening of the screws and the nuts is achieved through the nut positioning mechanism and the torque-adjustable screw locking mechanism, tightening missing is avoided, theinconsistency of the locking torque is avoided and the thickness of the locked battery module is consistent, thereby reducing the labor cost and improving the quality and the production efficiency ofthe battery module.

The invention discloses a capping machine for a food glass pot. The capping machine for the food glass pot structurally comprises a capping drive device, special-shaped cap clamping mechanisms, a support frame, a conveying frame, a cap loading device and a cap counter. Each special-shaped cap clamping mechanism is formed by a lifting rotation shaft, a rotation cap, an electromagnet, a clamping mechanism and a cap sorting bevel ring; the capping drive device is used for adjusting the horizontal positions of caps through the special-shaped cap clamping mechanisms, so that the occurrence of the phenomenon that the caps cannot be screwed down when being capped rotatably is avoided; the iron caps are attracted through the electromagnets, and the clamping mechanisms are driven to be matched withsoft rubber rings so as to clamp the caps with irregular shapes, so that the diversity in clamping the caps is improved, and the caps cannot slip when being screwed down due to large resistance of the soft rubber rings; glass pots are clamped through an automatic pot bottom clamping mechanism, so that the cost can be reduced; and the structure is characterized by working without main power, so that the glass pots can be prevented from being broken and scratched in appearance during clamping due to the flexible resistance of anti-slip clamping heads.

The invention discloses a device capable of preventing a strand scattering during wire cutting. First connection arms are provided with a plurality of groups, and multiple sets of the first connectingarms are sequentially connected through first pin shafts and a connecting hole to form a flexible connecting arm; the first connecting arm at the head end is movably connected with a first shield through third pin shafts, a second connecting arm is arranged on one side of the first connecting arm at the tail end, and a plurality of ratchets are arranged on one side of the upper portion of the second connecting arm; a locking mechanism is arranged in the first shield, and the locking mechanism is matched with the ratchet on the second connecting arm; an unlocking device is arranged on one sideof the locking mechanism; a wire clamping device can be used independently or in combination. According to the device capable of preventing the strand scattering during the wire cutting, the multiplefirst connecting arms are arranged, the multiple first connecting arms are connected in sequence through the first pin shafts to form the flexible connecting arm, and when wires are pressed, a circular gap is formed between the first connecting arms and the second connecting arm, the contact area between the connecting arms and the wires is increased, and the phenomenon that the wire is scatteredis avoided.

The invention relates to the field of optical connectors, in particular to a sealing accessory for an optical fiber connector and an optical fiber connector using the sealing accessory. The sealing accessories for optical fiber connectors include adhesive sleeves, sleeves and lock nuts. The front end of the sleeve is provided with threads for threaded connection with the optical connector housing, and the inner wall of the sleeve is provided with a The back end of the bonding sleeve is provided with a stop section, which passes through the stop edge in the sleeve backward, and there is a stop between the lock nut and the sleeve for simultaneous contact with the bonding sleeve. section and the anti-rotation sleeve of the lock sleeve anti-rotation fit. Since the rear end of the bonding sleeve is provided with an anti-rotation section, and the anti-rotation sleeve is provided between the lock nut and the sleeve, the anti-rotation sleeve can be used when the sealing accessory is assembled to the corresponding optical fiber connector. The relative rotation between the bonding sleeve and the sleeve is avoided, thereby preventing the optical fiber from being twisted, and solving the problem of inconvenient installation of existing connector accessories.

The invention discloses a capillary glass tube heating and air suction device comprising an air suction assembly, a heating fixture, a switch assembly and an air pipe. A control system and a vacuum air pump are arranged in the air suction assembly. The air suction assembly is provided with a vacuum air pump air inlet hole and a vacuum air pump air outlet hole, the vacuum air pump air inlet hole isused for connecting the air pipe with a capillary glass tube, and the heating fixture is used for clamping the capillary glass tube. The capillary glass tube heating and air suction device has the advantages of being simple in structure, simple and convenient to operate and good in use effect.

The invention discloses a fully automatic battery module locking device, which comprises: a battery module, on which a plurality of screw rods are arranged, each screw rod runs through the battery module group, and each screw rod includes a top end part and a threaded part The nut positioning mechanism is arranged on the side adjacent to the threaded part, and is used to locate the nut to be installed, so that the axis of the nut to be installed coincides with the axis of the screw rod, and each nut to be installed corresponds to a screw rod; the torque adjustable screw rod locking mechanism is arranged on The side adjacent to the top end is used to determine the locking torque, and under the action of the locking torque, the screw is driven to rotate around the axis of the screw, so that the nut to be installed is installed to a preset position of the threaded part. The invention realizes the automatic tightening of the screw and the nut through the nut positioning mechanism and the torque-adjustable screw locking mechanism, which not only avoids missing screwing, but also avoids inconsistent locking torque, so that the thickness of the battery module after locking is consistent, thereby reducing the It reduces labor costs and improves the quality and production efficiency of battery modules.

The invention relates to a quick replacement flange of a transformer moisture absorber, which includes a connecting flange, a pull rod and a pull hook. A vent hole is formed in the center of the connecting flange, and the vent hole is coaxial and equal in diameter to the vent hole of the flange of the moisture absorber. Four pull rods are symmetrically hinged at the four corners of the connecting flange, and a pull hook is hinged on each pull rod. The connecting flange and the dehumidifier flange are connected by a pull hook, and the hook end of the pull hook is hung on the flange hole of the dehydrating absorber flange. Inside. The quick replacement flange of the transformer dehumidifier solves the complicated problem of operation and maintenance personnel replacing the transformer dehumidifier, effectively improves the replacement efficiency of the transformer dehumidifier, and avoids breaking the glass cover of the dehumidifier and disassembling the dehumidifier caused by the replacement of the transformer dehumidifier. Flanges or transformers are screwed down, and even personnel get an electric shock.

The invention provides a binding device for wooden poles, which comprises a U-shaped metal frame, a steel wire rope and a steel wire rope fixing piece. The wooden rod binding device of the present invention uses a U-shaped metal frame as a supporting point, uses a steel wire rope as a winding tool, and finally uses a steel wire rope fixing part to lock the steel wire rope, so that various materials are combined into a binding system to complete the binding process. The wooden pole binding The device has completely changed the traditional iron wire binding method, successfully avoiding the dead knot of the iron wire binding in the prior art, and the breakage of the iron wire caused by excessive tightening force, thereby preventing the iron wire from being broken due to the fatigue strength limit of the binding or due to torsional force. The twisting of the ambassador caused the collapse of the spanning frame, which completely eliminated the safety hazard of the spanning frame collapse and ensured personal safety and the safe operation of the spanning object. After the successful development of this achievement, it was immediately put into the field and received unanimous praise from the construction personnel during the field use.

The invention belongs to the field of screwdrivers, and particularly relates to a spring energy storage screwdriver. The problems that in the prior art, time and labor are wasted when a screwdriver isused for tightening a screw, and the screw cannot be continuously screwed are solved. According to the technical scheme, the spring energy storage screwdriver comprises a shell (1), a knife rod (2) and a coil spring (6); a transmission shaft (5) is fixedly connected to the inner end portion of the coil spring (6); one end of the transmission shaft (5) is connected with the knife rod (2); the other end of the transmission shaft (5) is connected with a knob (7); and the outer end portion of the coil spring (6) is fixedly connected with the shell (1). According to the spring energy storage screwdriver, continuous rotating of the knife rod can be realized through the coil spring, a user does not need to restore the positions of hands, alignment is not needed, and manpower and time are saved.The spring energy storage screwdriver is suitable for tightening or loosening various screws.

The invention relates to the technical field of assembling of screws and nuts, and provides a screw and nut locking device. The device comprises a mounting rack, a nut locking mechanism, a screw screwing mechanism and a lifting mechanism, wherein nut locking mechanism, the screw screwing mechanism and the lifting mechanism are arranged on the mounting rack; the nut locking mechanism is used for positioning the screw and the nut as well as enabling overlapping of the axes of the screw and the nut; the screw screwing mechanism is used for screwing the screw to rotate about an axis of the screw; the lifting mechanism is used for driving the screw screwing mechanism to move up and down relative to the mounting rack and enabling the contact of the screw screwing mechanism and the top end part of the screw while the screw screwing mechanism moves up and down. Compared with the prior art, the device has the advantages that the screw and nut can be automatically fixed to a workpiece, thus that the screw is ignored to screw can be avoided, the problem of non-uniform screwing force can be solved, and as a result, the product quality can be ensured. The invention further provides an automatic screw assembling machine. Compared with the prior art, the machine has the advantages that the workload of workers can be reduced, thus the labor cost can be decreased, and the production efficiency can be improved.

The invention discloses a screwing tool for automatically tagging an inner hexagonal bolt. The screwing tool comprises a base body, wherein a first connecting part adaptive to a wrench is arranged at the back end of the base body, the front end of the base body is provided with a second connecting part adaptive to the inner hexagonal bolt, and the axes of the first connecting part and the second connecting part are coincided with that of the base body; the second connecting body comprises an outer hexagonal screwing head detachably mounted on the base body; and the screwing tool also comprises a tagging structure which is matched with the outer hexagonal screwing head for working and tags the inner hexagonal bolt. The screwing tool is reasonable in structure, convenient, practical, simple in operation, capable of automatically tagging a tag, meaning that the inner hexagonal bolt has been screwed, on the inner hexagonal bolt, the missing of torque tightening work of the bolt is prevented, the quality of the machine and device is ensured, and the working efficiency is improved.