12results about How to "Limit fixed and stable" patented technology

The utility model relates to the field of display devices, in particular to a display device for selling office supplies. The display device comprises a base, a connecting plate is arranged above the base through a lifting sleeve, and a limiting component is arranged on the side face of the connecting plate; the limiting part comprises a fixed limiting part, a sliding limiting part which is in sliding connection with the connecting plate is arranged above the fixed limiting part, and corresponding storage holes are formed in the fixed limiting part and the sliding limiting part and used for limiting and fixing the pen office supplies with small sizes; according to the device, by means of multiple limiting and clamping structures for different types of office supplies, it can be ensured that the office supplies are limited and fixed stably in the carrying process, so that the problems of shaking and the like of the office supplies in the device are solved, and meanwhile the display effect of the office supplies is ensured.

The utility model relates to the technical field of dust treatment devices, in particular to a dust collection and purification treatment device which comprises a water storage purification tank, a filter screen is detachably connected to the interior of a cylinder of the upper half portion of the water storage purification tank, and an air outlet pipe is fixedly installed on a box body on the side edge of the top of the water storage purification tank. An air suction fan is arranged on one side of the water storage purification tank, a conveying pipe is fixedly installed at the air outlet end of the air suction fan, a uniform distribution cover is fixedly installed at the air outlet end of the conveying pipe, a plurality of rolling wheels are fixedly installed at the bottom of the water storage purification tank, and front and rear fixing frames are fixedly installed on the left and right side faces of a bottom tank body of the water storage purification tank; the fixing frame comprises a side edge plate fixedly installed on the water storage purification tank, a soil inserting rod is inserted into the side edge plate in a matched mode, and a limiting disc is fixedly installed on the soil inserting rod. The dust collecting and purifying device can collect and purify dust, and is convenient to move, limit and fix.

The utility model discloses a polyferric chloride liquid quantitative filling device, which relates to the technical field of polyferric chloride filling and comprises a support, a conveyor belt is mounted at the upper end of the support, and a controller and a liquid storage tank are mounted on one side of the support. Liquid in the liquid storage box is conveyed into the filling head through a pump and a pipeline, the filling head is installed on the liquid inlet box, an electromagnetic valve and a flow meter are installed on the filling head, a second air cylinder installed at the upper end of the liquid storage box is connected with the upper end of the liquid inlet box, two sets of circular plates are arranged on the filling head, and the circular plates are used for fixing bottles and preventing the liquid from splashing out. An anti-dripping assembly is installed on one side of the conveying belt. The height-adjustable double-circular-plate structure is arranged on the filling head, stable limiting and splash-proof protection of a bottle are achieved through contact between the double-circular-plate structure and a bottle opening, height adjustment and convenient disassembly and assembly are achieved through the sliding connection assembly, and safety, cleanliness and equipment applicability in the filling process are improved.

The invention discloses a module testing machine for simulating heating and heat dissipation of a new energy vehicle-mounted circuit board, and relates to the technical field of heat dissipation module testing, and the module testing machine comprises a machine body, the top of the machine body is fixedly connected with a stand column, the top of the stand column is provided with a pressure head assembly, and the top of the machine body is fixedly connected with a test bed. A positioning assembly is arranged outside the test bed, a mold assembly is placed at the top of the test bed, the mold assembly comprises a base plate, and the base plate is placed at the top of the test bed. According to the testing machine for simulating the heating and heat dissipation module of the new energy vehicle-mounted circuit board, a positioning structure can be quickly customized through 3D printing on the substrate according to a heat dissipation assembly structure, a light high-strength plastic material is adopted, a modular heat-resistant block is inserted into a substrate clamping groove, and the testing machine is made of high-temperature-resistant ceramic, can be repeatedly disassembled and assembled and can be reused across the substrate; the temperature sensor monitors the temperature of the simulated heat source in real time, low-cost customization, efficient resource utilization and accurate temperature monitoring are achieved, and stable operation of equipment is guaranteed.

The present invention relates to the field of automobile parts processing, and in particular to a positioning tool for processing and manufacturing new energy automobile parts. The present invention provides a positioning tool for processing and manufacturing new energy automobile parts, which can more effectively limit and fix irregularly shaped workpieces, so that the workpieces are more stable during the processing, and the manufactured products are more in line with production standards. A positioning tool for processing and manufacturing new energy automobile parts includes a base, a placement shell and a clamping mechanism, etc.; the base is fixedly connected to a placement shell, and the clamping mechanism is arranged on the placement shell. The staff places the workpiece on the placement plate, so that the eight clamping rods are in contact with different parts of the workpiece respectively, and the clamping rods limit and fix the workpiece. In this way, the irregularly shaped workpiece can be effectively limited and fixed, so that the workpiece is more stable in the subsequent processing process, and the manufactured products are more in line with the standards.

The utility model discloses a filtering device for water treatment, and relates to the technical field of filtering devices. The pipeline filter comprises two connecting pipes, a filtering mechanism is jointly arranged at one ends of opposite surfaces of the two connecting pipes, the filtering mechanism is used for filtering, connecting mechanisms are fixedly arranged at the upper end and the lower end of the filtering mechanism, the connecting mechanisms are used for connecting and fixing pipelines, and each connecting mechanism comprises two rotating frames. Rotating plates are rotatably arranged on the inner surfaces of the two rotating frames, pull rods are fixedly arranged on one sides of the two rotating plates, rotating rods are rotatably arranged at the upper ends of the two rotating plates, and limiting plates are rotatably arranged on one sides of the two rotating rods. Through the arrangement of the filtering mechanism, the filtering device for water treatment can be well connected with a pipeline, and through the filtering mechanism, the filtering device for water treatment can well filter.

The utility model discloses a material checking device convenient for on-site operation, which comprises a shell, the top of the shell is rotatably connected with a checking placing plate, placing grooves are arranged on two sides of the top of the checking placing plate, fixing clamps are arranged on the tops of the placing grooves, sliding grooves are arranged on two sides of the inner wall of each placing groove, and the fixing clamps are arranged on the sliding grooves. A positioning plate is arranged in the containing groove and connected with the sliding groove in a matched mode. The utility model relates to the technical field of engineering cost, and solves the problems that in the prior art, a file data positioning plate adopts an integrated structure, the positioning plate synchronously moves on two files, when the positions of data recorded by the two files are different, the accuracy of data checking is influenced, and the positioning plate is not provided with a fixing structure, so that the data checking accuracy is influenced. And when a manufacturing worker checks a material, a positioning plate may displace, so that the convenience of data search is influenced.

This utility model relates to the field of semiconductor processing equipment technology, and more particularly to a cooling drainage device for semiconductor processing. It includes a cooling water tank, with lifting components on both sides of the tank, and a fixing component mounted on the lifting components, the fixing component located inside the cooling water tank. In this utility model, the wafer semiconductor is directly placed on the placement plate of the fixing component. After the fixing component descends, the wafer can be quickly immersed in the coolant in the cooling water tank, achieving direct contact cooling. Unlike the prior art where cooling pipes are located on the side of the cooling tank and indirect cooling of the semiconductor requires waiting for the water level to rise, this device avoids cooling delay, significantly accelerates heat transfer, and significantly improves the cooling efficiency of the semiconductor, meeting the stringent requirements of semiconductor production for cooling timeliness.

The utility model belongs to the field of digital printing machines, and provides a digital printing machine cutting device which comprises a cutting placing panel, a cutting knife is arranged above the cutting placing panel, and the top end of the cutting knife is inserted into a mounting cavity and abuts against the outer side wall of an abutting idler wheel. The top end of the mounting cavity is connected with the bottom end of a connecting block, a connecting frame is arranged above the connecting block, the abutting roller can abut against the cutting knife in the using process, so that the cutting knife is limited and fixed, the abutting roller bears damping force generated by a damping bearing, and therefore the cutting knife is prevented from falling off, and the cutting knife is prevented from falling off. According to the cutting device, the cutting knife can be stably limited and fixed through the rotating shaft and potential energy released by the connecting spring, so that the cutting knife can be conveniently disassembled, assembled and maintained in the using process, the cutting knife always has good cutting force in the using process, and the practicability and convenience of the device are improved.

The utility model discloses a support frame for a truck, which relates to the technical field of truck dumping devices and comprises a truck base, a truck carriage, a protective block and a rotating rod, an air cylinder is arranged above the protective block, the center of the air cylinder is connected with a connecting rod, the outer side of the air cylinder is further connected with a shifting block, and the shifting block is located in a shifting groove. The inner side of the air cylinder is further connected with a piston rod, the other side of the piston rod is connected with a linkage block, the other side of the linkage block is further connected with a damping spring, the other side of the damping spring is connected with a bottom plate, and the other side of the bottom plate is provided with an adsorption magnet. The linkage block and the damping spring are arranged on the right side of the air cylinder, so that the damping spring drives the bottom plate to ascend and descend during supporting, any complex terrain is limited and supported, it is guaranteed that the truck base is supported, meanwhile, the bottom plate is attracted to the attraction magnet in the non-use state, and therefore the truck base is prevented from being damaged. And stable limiting and fixing of the bottom plate are ensured.

The utility model relates to the technical field of warmers, in particular to an elastic lifting warmer. Comprising a combustion head, a fixing pipe, a table top, a gas cylinder chamber and a base, wherein the combustion head is arranged above the gas cylinder chamber through the fixing pipe; the desktop and the base are respectively arranged at the top and the bottom of the gas cylinder chamber; a main hole is formed in the table top, the fixing pipe penetrates through the main hole, and the main hole is matched with the fixing pipe in diameter and shape. The fixing sleeve is arranged below the desktop; the fixing pipe is inserted into the fixing sleeve; the fixing sleeve is provided with an elastic piece, an elastic support is arranged outside the elastic piece, and a locking bolt extrudes the elastic piece to limit the structure of the fixing pipe by locking the elastic support, so that the pipe body of the warmer can be completely and rapidly stored, and the occupied space is remarkably reduced; the device is simple in structure, more convenient to store and transport, rapid and simple in assembly and disassembly process, capable of adapting to different use scenes and requirements and capable of achieving rapid lifting and more stable limiting and fixing through the locking bolts, and the fixing pipe cannot be pulled out due to misoperation.

The utility model discloses a photoetching photomask box compatible with various mask plates. The photoetching photomask box comprises a photomask box main body, a plurality of groups of placing plates are arranged in the photomask box main body, the plurality of groups of placing plates are connected through a plurality of groups of adjusting assemblies, and accommodating grooves are formed in the upper and lower ends of the placing plates; the adjusting assembly is used for adjusting the positions of the multiple sets of containing plates and is composed of a connecting frame, a moving frame, a first rotating rod, a second rotating rod, a sleeve and a moving rod, the connecting frame is fixedly connected to the outer side of one containing plate, the moving frame is fixedly connected to the outer side of the other containing plate, and the first rotating rod is located between the connecting frame and the moving frame; the second rotating rod is rotationally connected to the outer side of the first rotating rod, the sleeve is fixedly connected to the interior of the connecting frame, the moving rod is slidably connected to the interior of the sleeve, and compared with an existing photoetching photomask box, the overall practicability of the photoetching photomask box can be improved through the design.