13results about How to "Set firmly" patented technology

The invention discloses a destressing heat treatment device for diaphragm spring machining, and belongs to the technical field of diaphragm spring machining. All diaphragm springs outside a sleeve rod can be pushed out of the sleeve rod by separating the clamping rod from the clamping groove and enabling the sleeve rod to topple outwards, the diaphragm springs do not need to be taken down one by one, and the machining efficiency is improved. When the diaphragm spring is loaded, the diaphragm spring can be arranged outside the sleeve rod in a sleeving mode, the sleeve rod is pulled upwards, the sliding plate is supported through the elastic force of the spring, the sliding plate is made to move upwards, the two supporting rods are pushed to deflect, and therefore the diaphragm spring can be loaded. The clamping rod can be clamped into the clamping groove, the purpose of locking the movable block and the supporting assembly is achieved, the sleeve rod cannot freely deflect, the sleeve rod can be stably sleeved with the diaphragm spring, a traditional carrier designed in an integrated mode is abandoned, and therefore the single diaphragm spring does not need to be frequently taken and placed in the process of taking and placing the diaphragm spring; and the operation convenience and the loading and unloading efficiency are improved.

This application provides a fiber filament unwinding device, belonging to the field of carbon fiber manufacturing technology. The fiber filament unwinding device includes a support, a guide roller, and an unwinding roller. At least one end of the guide roller is rotatably connected to the support for receiving fiber filaments and conveying them downstream. A PVC pipe is detachably fitted onto the unwinding roller. In the fiber filament conveying direction, the unwinding roller is located upstream of the guide roller and distributed side-by-side with it. One end of the unwinding roller is rotatably connected to the support to unwind the fiber filaments wound on the PVC pipe located on the unwinding roller by rotation. The unwinding roller is configured to reciprocate along its axial direction. This fiber filament unwinding device solves the problem of difficulty in unwinding caused by the inability to completely fit the PVC pipe onto the unwinding roller.

The utility model discloses a butterfly valve structure, which comprises a valve mechanism, a valve rod and a valve rod, a valve element mechanism is arranged in the middle of the valve rod, a sealing mechanism is arranged on one side of the outer wall of the valve element mechanism and comprises a sealing sleeve assembly, and the sealing sleeve assembly is clamped to one side of the valve element mechanism; the multiple screws are connected with one side of the valve element mechanism in a thread penetrating and inserting mode through the sealing sleeve assembly in an annular array; the first deformation cavity and the second deformation cavity are both arranged on the sealing sleeve assembly; and the wear-resistant layer is arranged outside the sealing sleeve assembly. Through the arrangement mode that the valve element mechanism is matched with the sealing mechanism, the sealing sleeve assembly can be stably arranged on the valve element mechanism in a sleeving mode, the sealing sleeve assembly can not be disengaged or curled due to friction, the phenomenon that the sealing mechanism deforms and leaks due to thermal expansion and cold contraction is reduced, and the connection tightness between the butterfly plate and the valve body is improved.

The environment-friendly kitchen electronic scale comprises a protective cover, a positioning plate and an electronic scale main body, the bottom surface of the protective cover is contacted with the upper surface of the positioning plate, the upper surface of the positioning plate is fixedly connected with the bottom surface of the electronic scale main body, and the inner bottom wall of the electronic scale main body is fixedly connected with a weighing sensor. The weighing sensor is electrically connected with the electronic scale body through a wire, and the top end of the weighing sensor sequentially penetrates through the electronic scale body and the protective cover and extends to the position above the protective cover. According to the utility model, through cooperation of the protective cover, the positioning plate and the electronic scale main body, the protective cover is used for protecting the electronic scale main body, and through cooperation of the weighing sensor, the threaded hole, the scale pan, the connecting threaded rod and the extrusion column, the protective cover is stably sleeved on the outer surface of the electronic scale main body. The electronic scale main body is protected by the protective cover when not in use, so that the problem that the outer surface of the electronic scale is covered with oil stains is solved, and the electronic scale is convenient to use.

The invention relates to the field of grouting construction research, in particular to a double-slurry sectional type grouting device and method based on a triple pipe, and the device comprises a triple pipe assembly, a triple pipe connector, a conversion connector, a grouting plug assembly and a hose connector assembly. Compared with a device in the prior art, the device is low in lowering and recycling accident rate, stable in setting and unsetting performance and capable of effectively separating hole sections, so that the hole sweeping workload is reduced, the operation difficulty is lowered, the grout setting time is controllable, invalid diffusion of grout is effectively prevented, grouting materials are saved, the grouting targeting performance is accurate, and the grouting efficiency is improved. And a water-rich stratum with relatively high underground water flow velocity and flow can be quickly blocked. Particularly, a triple pipe assembly is additionally arranged in the device and used in cooperation with other components, in-pipe separated conveying and out-pipe mixed pouring of the double-liquid slurry can be achieved, and the risks that after the double-liquid slurry is mixed in the pipe, the double-liquid slurry can be rapidly solidified to block a grouting pipeline, and damage is caused by extrusion, congestion, excessive stretching and the like in the lowering and recycling process are avoided.

This utility model relates to the field of medical testing technology and aims to solve the problems of low information signing efficiency, high labor and time costs, and easy introduction of errors in the existing technology of manually entering sample information into the system. The utility model provides a sample ring, which is a ring-shaped structure used to fit over a sample tube. The sample ring has a built-in NFC chip that stores sample information data. The NFC chip is used to cooperate with an NFC device, enabling the NFC device to read the data in the NFC chip and sign for the sample information. This utility model uses an NFC chip to store sample information, accurately recording the sample information. When the NFC chip is brought close to an NFC device, the NFC device can quickly receive the data in the NFC chip and obtain the sample information, eliminating the need for manual entry, improving information signing efficiency, and saving human resources and time costs.

The invention discloses a stirring piece assembly. The stirring piece assembly comprises a transmission shaft, a stirring cover and a tool bit arranged in the stirring cover. A containing groove is formed in the top of the stirring cover, the installation portion at the lower end of the transmission shaft is inserted into the containing groove and sleeved with the tool bit, and a through hole is formed in the wall of the stirring cover. The transmission shaft rotates to drive the stirring cover to rotate, the stirring cover drives the tool bit to rotate in the rotating process, and the stirring cover and the tool bit conduct stirring synchronously, so that the stirring range is greatly expanded, uniform cutting and stirring of food materials such as potatoes are achieved, and it is guaranteed that fine and consistent mashed potatoes are obtained. The mounting part is in interference fit with the accommodating groove through the rubber ring, so that the stirring cover can be quickly disassembled and cleaned. A protrusion is arranged on the edge of the bottom opening of the stirring cover and can effectively prevent the cutter head from rubbing the bottom of the stirring cup. The stirring device is ingenious in structure, high in stirring uniformity and convenient to clean and maintain.

The bridge plug comprises a connector, a shell is arranged at one end of the connector, a rubber sleeve is fixedly arranged at one end of the shell, an installation shell is fixedly arranged on the side, away from the shell, of the rubber sleeve, a slip assembly is arranged on the outer side of the installation shell, and the slip assembly is arranged on the outer side of the installation shell. A fixing shell is fixedly arranged at the end, away from the rubber sleeve, of the mounting shell, the stabilizing mechanism comprises a fixing sleeve, the fixing shell is sleeved with the fixing sleeve, a plurality of fixing bases are fixedly arranged on the outer surface of the fixing sleeve, and one side of each fixing base is fixedly connected with the outer surface of the fixing sleeve; and each control mechanism comprises a protective sleeve, and one side of each protective sleeve is fixedly connected with one side of the fixed seat. The bridge plug capable of being adaptive to multiple pipe diameters can be adaptive to oil and gas pipelines with multiple pipe diameters, and is wide in application range, firm in setting and good in sealing effect.

The invention belongs to the technical field of underground key tools for petroleum and natural gas drilling and fracturing, and particularly relates to a temporary sealing tool and a temporary sealing method for a casing pipe. The temporary sealing tool for the casing is used for plugging the interior of a casing string, and comprises a tool mandrel, a central shaft, a sealing structure, a push block, a locking rod, a connecting shaft, a clamping arm structure, a release sub and a gapless ring, when the center shaft is pushed, the sawtooth-shaped protrusions on the outer surface of the push block and the casing string form first-stage positioning, and the sealing structure and the casing string form sealing. The clamping arm structure is arranged on the outer surface of the connecting shaft, and the clamping arm structure is matched with a groove formed in a casing string to achieve second-stage positioning. Through cooperation of the sealing structure, the push block, the clamping arm structure and other structures, sealing of the casing pipe can be achieved; and two-time positioning setting is achieved through the push block and the clamping arm structure, sliding and shifting of the temporary sealing tool are avoided, and the better setting effect is achieved.

The invention discloses efficient yarn steaming equipment for satin processing, and particularly relates to the related technical field of satin, the efficient yarn steaming equipment comprises a yarn steaming tank body, a plurality of heating assemblies are fixedly connected to the outer surface of a transmission shaft in an annular array mode, and the exteriors of the heating assemblies are jointly and fixedly connected with a material supporting mechanism; a limiting assembly is fixedly connected to the front side of the exterior of the material supporting mechanism, and locking mechanisms are symmetrically connected to the left side and the right side of the exterior of the limiting assembly in a threaded mode. According to the efficient yarn steaming equipment for satin cloth processing, the inner cavity of the yarn steaming tank body can be heated through the heating assembly, satin cloth can be propped open and arranged outside the satin cloth in a sleeving mode through the material supporting mechanism, the satin cloth can be conveniently limited and installed under the action of the limiting assembly, and the yarn steaming efficiency is improved. And the satin cloth arranged outside the material supporting mechanism in a sleeving mode can be conveniently positioned through the locking mechanism, and the practicability and universality of the device are improved.

The utility model provides tomato juice production equipment, and relates to the technical field of tomato juice production equipment.The tomato juice production equipment comprises a heating thickener, a machine cover and a discharging pipe, and a feeding hopper is arranged at the top of the machine cover. Then a heating pipe on the heating concentrator is started to heat the surface of the rotary barrel, and meanwhile, a motor on a bracket is started to drive a gear to rotate, so that a gear ring block and the rotary barrel can be driven to rotate in the inner wall of the bottom of the heating concentrator and a circular ring groove in a machine cover, and tomato juice placed in the heating concentrator is centrifugally shaken; the stirring rod fixed on the machine cover can be in contact with juice centrifugally rotating in the rotary barrel to stir the juice for the second time, so that the tomato juice can be fully in contact with the surface of the inner wall of the rotary barrel, the tomato juice can be conveniently heated more uniformly, the situation that the tomato juice is adhered to the wall and burnt is avoided, and the quality of the tomato juice and the efficiency of concentration processing are improved.

The utility model relates to the technical field of release paper, and discloses a novel wear-resistant waterproof release paper rolling assembly, the novel wear-resistant waterproof release paper comprises release paper, the top of the release paper is provided with a silicone oil coating, the top of the release paper is coated with a PE (polyethylene) coating, the PE coating is arranged between the release paper and the silicone oil coating, and the silicone oil coating is arranged between the release paper and the PE coating. The top of the silicone oil coating is coated with a wear-resistant coating; the waterproof performance of the release paper is realized through the silicone oil coating coated at the top of the release paper, pores on the surface of the paper are sealed through the PE coating coated at the top of the release paper, so that the paper is smooth and flat, the coating amount of silicone oil is reduced, the cost can be reduced, and the PE body layer has certain toughness and elasticity, so that the breakage of the release paper can be reduced.

According to the freeze-drying container moving device provided by the utility model, before the freeze-drying container moving device is placed in a freeze dryer, the container bracket is firstly placed on the mounting piece, and then a plurality of freeze-drying containers are simultaneously inserted into the accommodating part of the first supporting piece, so that the bottoms of the plurality of freeze-drying containers are propped against the upper surface of the bottom plate. The container support and the freeze-drying containers are sent into the freeze dryer together through the installation piece, then the installation piece is pulled out, and therefore the bottoms of the multiple freeze-drying containers abut against the shelf of the freeze dryer, and an operator can carry a large number of freeze-drying containers at a time. Due to the existence of the side supporting pieces, a gap is formed between the lower surface of the first supporting piece and the upper surface of the bottom plate, so that the containing part can be stably arranged in the middles of the multiple freeze-drying containers in a sleeving mode, the multiple freeze-drying containers are limited at the same time, the problems that the freeze-drying containers collide and extrude one another and part of the freeze-drying containers are suspended upwards in the freeze-drying process are solved, and the freeze-drying efficiency is improved. Therefore, heat transfer is sufficient in the freeze-drying process, moisture in the freeze-drying container is fully sublimated, and the recovery rate of freeze-drying products is increased.