11results about How to "Pull stable" patented technology

This utility model relates to the field of copper wire cold welding technology and discloses a multi-directional synchronous pressure device for a copper wire cold welding machine, a welding platform, a welding support arm fixedly installed on one side of the top of the welding platform, and a limiting mechanism provided inside the welding platform; the limiting mechanism includes a sliding bracket, which is slidably connected inside the welding platform, and a hydraulic rod is fixedly installed on one side of the outer wall of the sliding bracket. This utility model, through the design of a moving plate, a fixed frame, a support shaft, a connecting block, a pressure plate, and a limiting ring, achieves a synchronous pressure clamping effect on the copper wire in multiple directions, avoiding rotation or shaking under force, which would affect the accuracy and quality of welding and cause misalignment. At the same time, it can adjust the displacement of the moving plate according to the diameter of the copper wire, so that the pressure plate rotates, which is suitable for pressure fixing copper wires of different diameters, further improving applicability.

This application belongs to the field of binding strap technology and discloses a binding strap with adjustable tightness. It includes a base plate, a connecting strap connected to one side of the base plate, and a fixing strap connected to the end of the connecting strap away from the base plate. Several vertical teeth are spaced apart on one side of the fixing strap. The tooth surface of the teeth near the connecting strap is perpendicular to the surface of the fixing strap, while the other side of the strap is inclined. Two vertical plates are spaced apart on the base plate, and two vertically spaced rotating rollers are rotatably arranged between the two plates. One of the rotating rollers has several first tooth grooves spaced apart circumferentially to engage with the vertical teeth. A rotating handle is provided on one of the rotating rollers, and a clamping assembly is also provided on the base plate. The fixing strap is inserted between the two rotating rollers, with the vertical teeth on the fixing strap engaging with the first tooth grooves, while the surface of the fixing strap away from the vertical teeth contacts the roller surface of the other rotating roller. Rotating the handle causes the rotating roller connected to the handle to rotate accordingly, stably pulling the fixing strap through the meshing action of the vertical teeth and the first tooth grooves.

The utility model discloses a vehicle-mounted drawing hidden mobile phone support, which comprises a shell and a hidden drawing module, the hidden drawing module and the shell are inserted in a drawer manner, an aromatherapy rod is movably inserted into the hidden drawing module, and the mobile phone support is rotatably arranged in the hidden drawing module. The drawing module can be completely contained in the shell, the driving view is prevented from being blocked, the interior of a vehicle is kept clean and tidy, the mobile phone support is horizontally contained in the groove in the conventional state and can be unfolded for use only by drawing, the aromatherapy grid is integrated on the edge of the drawing plate, the aromatherapy rod is supported to be freely inserted and pulled, the vehicle-mounted aromatherapy function is achieved, and the aromatherapy rod is convenient to replace due to the design of the rotating cover; and user experience is improved.

This utility model belongs to the field of medical auxiliary device technology, specifically an internal auxiliary traction device for endoscopic thyroid surgery. It includes two support arms and a limiting component. The rear ends of the two support arms are screwed together. The limiting component is located between the two support arms, with one end screwed to the middle of one support arm. The limiting component has multiple slots for fixing, and correspondingly, the other support arm has a locking slot that matches the slots. By engaging the locking slots in different slots on the limiting component, the two support arms maintain different opening angles. The outer side of the front end of each support arm has a contact portion for contacting the area requiring traction to expose the surgical field. The support arm also has a clearance opening to facilitate the movement of the limiting component and the folding of the device. The overall structure of this utility model is simple, foldable for easy storage, and does not require skin puncture, thus avoiding additional damage.

The utility model belongs to the technical field of medical apparatus and instruments, concretely relates to a kind of intraoperative muscle traction device, it includes fixed part, longitudinal adjusting part, transverse adjusting part and traction part;The one end of longitudinal adjusting part is fixedly connected with fixed part, and the other end is slidably connected with transverse adjusting part;The one end of transverse adjusting part away from longitudinal adjusting part is connected with traction part;The traction part includes connecting piece and puller;The one end of puller is detachably connected with connecting piece, and the other end is fixedly connected with pull hook;It further includes angle adjusting part;The one end of angle adjusting part is hinged with transverse adjusting part, and the other end is hinged with connecting piece.Affirmative effect: it is designed for transoral vestibular thyroid surgery, and is highly matched with surgical approach, operating space and patient position, so it has strong clinical adaptability.

This invention proposes a multi-stage impactor aerosol sampler and continuous monitoring system, belonging to the field of radioactive environment monitoring. It addresses the problem of extremely high exposure risks during filter replacement when traditional impactor samplers are applied to high-intensity radioactive environments. It includes a cylindrical sealed tower body containing multiple longitudinally connected aerodynamic separation units. Each separation unit has a radial opening on the tower wall, with the radial openings arranged spirally and staggered along the circumference of the tower body. A drawer-type sampling box includes a shielded drawer box, which can be radially inserted and removed into the radial openings. A bypass channel and sliding valve linkage mechanism, located inside the tower body, includes a bypass branch connected in parallel with the main gas channel, and a sliding valve located at the intersection of the main gas channel and the bypass branch. It is primarily used in the uranium mining field.

The application provides a stay cable mounting rack and a cable-stayed bridge main tower using the stay cable mounting rack. The stay cable mounting rack comprises a bracket, a first clamping groove is arranged at the top edge of the bracket, a plurality of sliding seat assemblies are arranged in the first clamping groove, the sliding seat assemblies can slide along the first clamping groove and can be locked by bolts, and a hanging lug is fixedly arranged on the sliding seat assembly. The bottom of the groove wall of the first clamping groove close to the center of the bracket is recessed inward to form a clamping groove, the sliding seat assembly is provided with a clamping block corresponding to the clamping groove, one end of the clamping block extends into the clamping groove, and the top surface of the clamping block abuts against the top wall of the clamping groove. The position of the support connecting component can be conveniently adjusted, the installation and fixation of the stay cable can be conveniently adapted, the construction difficulty is reduced, and the work efficiency is improved. The cable-stayed bridge main tower is used in combination with three stay cable mounting racks, more connecting parts are provided, the number of stay cables can be increased to enhance the pulling of the bridge, different installation angle requirements can be better met, and the external installation environment can be better adapted.

The application belongs to the field of optical fibers, and particularly relates to a rotary optical fiber distribution system. The rotary optical fiber distribution system comprises an optical fiber distribution cabinet and optical fiber distribution boxes, the optical fiber distribution boxes are installed in the optical fiber distribution cabinet, a plurality of the optical fiber distribution boxes are arranged along the height direction of the optical fiber distribution cabinet, the optical fiber distribution box comprises a mounting box and a rotary box, the mounting box is installed in the optical fiber distribution cabinet through a pulling module, so that the mounting box can be pulled relative to the optical fiber distribution cabinet, and the rotary box is installed in the mounting box through a rotating shaft structure, so that the rotary box can rotate relative to the mounting box. The rotary optical fiber distribution system aims to solve the deficiency of the conventional installation mode of the optical fiber distribution box in the prior art.

The utility model relates to the field of cooked food preservation relates to a cooked food preservation device, the utility model discloses a refrigerator host computer, refrigerator box, left glass baffle door, right glass baffle door and placing rack, the refrigerator host computer sets up at the lower extreme of refrigerator box, and the heat transfer of refrigerator box internal space is to outside by the refrigerator host computer, and the front guide rail and rear guide rail are equipped with in refrigerator box front side, and left glass baffle door is slidably arranged on rear guide rail, and right glass baffle door is slidably arranged on front guide rail, and the right side of left glass baffle door front end surface is equipped with the contact right glass baffle door rear end surface and scrapes strip no.

The utility model discloses a sliding plate traction device of a generator rotor and core penetrating equipment, and the sliding plate traction device of the generator rotor comprises a fixed frame, a traction rope, a rolling traction mechanism and a connecting assembly. The fixing frame comprises a supporting piece and a limiting piece used for being fixed to the bearing box flange, the limiting piece is fixedly installed on the supporting piece, and a limiting groove used for being arranged on the bearing box flange in a clamped mode is formed between the limiting piece and the supporting piece. The winding traction mechanism is installed on the supporting piece. One end of the traction rope is fixed to the winding traction mechanism, and the other end of the traction rope is installed on the sliding plate through a connecting assembly. The traction rope pulls the sliding plate to a proper position, participation of personnel is reduced in the whole process, the working efficiency and safety are improved, the sliding plate can be pulled to a proper position more stably through the winding traction mechanism, the risk that the sliding plate collides with a generator rotor is reduced, and then safety and protection on the generator rotor are improved. And the maintenance cost is saved.

The utility model discloses a thermal insulation decorative wallboard, which belongs to the technical field of building decoration and comprises a base, a shell fixedly mounted on one side of the base, a convex block mounted in the shell, a connecting rod fixedly connected to the output end of the convex block, and two first bevel gears arranged on the outer side of the connecting rod. The sides, close to the base, of the two first bevel gears are engaged with second bevel gears correspondingly. According to the thermal-insulation decorative wallboard, a convex block is twisted by an external wrench to drive a connecting rod to rotate, so that the connecting rod can synchronously drive a plurality of first bevel gears to rotate, a second bevel gear is driven to rotate and synchronously drives a screw rod to rotate, and a sliding block is driven to move through rotation of the screw rod, so that the sliding block moves close to a shell while moving close to the shell; the wallboard assembly is deflected through connection of the supporting rods, and the supporting rods can stably pull the wallboard assembly, so that the installed heat preservation layer can effectively control the temperature of a working area, the purpose of flexible angle adjustment is achieved, and the temperature of a needed area can be conveniently adjusted and controlled.