155results about How to "Not easy to loosen" patented technology

The invention discloses a sliding located draw hook for surgical operations of livers and gallbladders. The sliding located draw hook comprises a supporting frame, wherein a fixing base which is usedfor being fixed onto an operation table is fixedly arranged at the bottom of the supporting frame, a rectangular frame is fixedly connected to the top of the right side of the supporting frame, a rectangular sliding sleeve sleeves the rectangular frame in a sliding manner, and a first locating locking bolt which is used for carrying out locking locating on the rectangular sliding sleeve is arranged at the upper part of the rectangular sliding sleeve. According to the sliding located draw hook, the trouble that a doctor needs to manually draw draw hooks is avoided, time and labor are saved, theinvestment of personnel is reduced, and the pressure of working personnel is also alleviated; positions and angles of two draw hooks and width of draw-apart of a wound can be conveniently adjusted, and the doctor can conveniently operate and use the draw hooks; and meanwhile, movable rods and the draw hooks can be more stable during wound stretching, the condition of getting loose difficultly occur, and the successful proceeding of the operations is guaranteed.

The invention relates to a conveying belt capable of reducing lateral side fuzz amount generation. The conveying belt comprises a framework layer, a pasting layer and a covering surface layer, wherein the framework layer is formed by single-layer or double-layer fabrics, the pasting layer is arranged between the framework layer and the covering surface layer, the pasting layer and the covering surface layer are respectively made of thermoplastic elastic bodies, the conveying belt is pretreated through immersing the fabrics of the framework layer by polyurethane glue water, then, a coating process is adopted for sequentially coating the pasting layer and the covering surface layer onto the framework layer, and then, the conveying belt is prepared through heat treatment, rolling pressing and edge cutting. Compared with the prior art, the conveying belt prepared by the invention has the advantages that the wear-resistant performance is good, in the use process, the abrasion damage to the two sides of the conveying belt can be obviously reduced, and the generation of lateral side fuzz is effectively prevented, so the pollution to carrying and conveying objects in the production process can be reduced, meanwhile, the prepared conveying belt does not need the later stage processing edge sealing process, the production efficiency can be greatly improved, and good application prospects are realized.

The invention provides a manufacturing method of a grinding-free drill bit, which comprises a drill body and a detachable cutting blade connected on the front end of the drill body; the manufacturing method is characterized by comprising the following steps: (1) according to the set depth and width, the front end of the drill body is equipped with a spiral groove for holding the cutting blade; both inner side walls of the spiral groove are arcwall faces, and the two arcwall faces are of central symmetry, so that the entire outline of the spiral groove is of S shape; each arcwall surface is a parallelogram after being unfolded; (2) the cutting blade with side walls being two symmetrical arcwall faces and matched with the inner wall shape of the spiral groove is prepared; (3) the cutting blade is placed into the drill spiral groove, and connected to prepare the grinding-free drill bit. No sequence exists between step (1) and step (2). The manufacturing method also provides the grinding-free drill bit prepared by using the method.

The invention relates to a multi-functional machine for steamed stuffed buns. The machine comprises a frame, a flour discharging device and a stuffing discharging device which are arranged on the frame, and also comprises a mobile sliding table arranged on the frame, a mounting plate arranged on the mobile sliding table, a dough blank lower die arranged on the mounting plate, an extrusion moldingmechanism, and a steamed stuffed bun sealing mechanism used for sealing steamed stuffed bun wrappers; the dough blank lower die comprises a movable bottom plate which is used for sealing the bottom opening and can open and close; and the mounting plate is provided with a movable bottom plate mounting cavity used for mounting the movable bottom plate and a steamed stuffed bun falling outlet communicating with the bottom of the dough blank lower die. The machine for steamed stuffed buns further comprises a movable bottom plate opening-closing device which controls the opening and closing of themovable bottom plate by utilizing the movement of the mobile sliding table, and comprises a plurality of steamer baskets which are used for receiving steamed stuffed buns falling from the dough blanklower die. According to the invention, the prepared steamed stuffed buns are uniform in wrapper thickness, stuffing is not easy to expose, stuffing filling efficiency of wrappers is high, the moldingeffect of the steamed stuffed buns is good, and after molding, the steamed stuffed buns can be placed into the steamer baskets by the machine instead of man power, and the machine is low in artificialintensity and high in working efficiency.

The invention relates to a sidewalk ground tile paving die, which comprises a frame used for placing tiles and a lifting structure connected with the frame. The frame comprises interconnected margin frames and a tile die formed by connecting a plurality of side plates. The inside of the tile die is provided with isolated cavities for accommodating tiles. The lifting structure is connected with the margin frames. A certain distance is kept between the margin frames and the tile die. The sidewalk ground tile paving die has the advantages of simple structure, convenient use, capability of effectively guaranteeing the whole effect of the paved road surface, high working efficiency and low labor intensity.

The invention belongs to the technical field of batteries, and particularly relates to a tab bending method of a multi-tab battery cell. The method comprises the following steps of 1, respectively cutting tabs on two pole pieces, and sequentially winding the two pole pieces and a diaphragm to prepare a naked battery cell with a multi-tab structure; 2, overlapping a plurality of tabs with the same polarity and then cutting, hot-pressing and bending into a foil tab group with a preset shape, meanwhile, bending a metal strap tab with a through hole by a preset angle, wherein tab glue is pasted to the surface of the metal strap tab; 3, enabling the foil tab group to pass through the through hole, wrapping the root of the metal strap tab, and then fixedly connecting the foil tab group with the metal strap tab; and 4, pasting protective adhesive paper on the foil tab group and the metal strap tab. By optimizing the multi-tab process, the stability of the multi-tab structure is improved, and the position consistency of the bent tabs can be improved.

The invention relates to a recycling device, and in particular relates to a waste cable recycling device for an electric power project. The invention aims at solving the technical problem of providing the waste cable recycling device for the electric power project. For solving the technical problem, the waste cable recycling device provided by the invention comprises rollers and the like, wherein a first strut is arranged at the left side and the right side of the bottom of a cart respectively, the rollers are arranged at the bottoms of the first struts, a handle is arranged at the left side of the top of the cart, a winding device is arranged at the middle position of the top of the cart, reinforcing ribs are connected between the left side of the lower part of the winding device and the top of the cart and between the right side of the lower part of the winding device and the top of the cart respectively, and a clamping device is arranged at the upper part of the front side of the winding device. The waste cable recycling device provided by the invention achieves the effects that fixation effect on a cable is good, the cable is hardly loosened, stability of the device is good, the device can not move around, the cable can be effectively recycled and wound and cyclic utilization of resources is facilitated.

The invention discloses a connection fixing device with a separation/loosening preventing structure. The connection fixing device comprises a screw, a nut and a lock washer, wherein at least two lock round holes are formed uniformly in the lock washer, propping round holes communicated with the lock round holes are formed in the centers of side surfaces of the lock washer, arc-shaped position locking elastic pieces are arranged in the lock round holes, L-shaped clamping blocks are arranged at outer side ends of the arc-shaped position locking elastic pieces, middles of the L-shaped clamping blocks are connected to the edge of the lock washer through rotating shafts, clamping holes are uniformly formed in the surface of the nut, propping columns are arranged in the propping round holes, and bottom ends of the propping columns are fixed in centers of outer arc edges of the arc-shaped position locking elastic pieces. The connection fixing device is reasonable in structural arrangement, the screw and the nut are not prone to loosening or separation even in a vibration environment, the technical defect that the screw and the nut are prone to loosening during use in the traditional technology is overcome, and the connection fixing device is good in use stability and high in adaptability.

The invention discloses foamed rubber cloth cutting and winding integrated treatment equipment. The integrated treatment equipment comprises a cutting device and a winding device, wherein a material guiding plate is arranged between the discharging end of the cutting device and the feeding end of the winding device; the cutting device comprises a cutting machine frame, a cutting workbench, a transverse cutting mechanism and edge aligning cutting mechanisms, and the cutting device is used for transmitting rubber cloth to the winding device after carrying edge aligning and fixed length cutting on the rubber cloth; and the winding device comprises a winding machine frame, a winding roller and a winding speed reducer, and the winding device is used for carrying out winding on the rubber cloththrough a winding barrel. The invention aims to provide the foamed rubber cloth cutting and winding integrated treatment equipment, the cutting device on the integrated treatment device can be used for carrying out edge aligning and cutting-off operations on the rubber cloth, the cutting quality is high, and the production efficiency is improved; the winding device can effectively wind the rubbercloth into bundle, the winding is compact, the winding is not easy to loosen, the occupied space of a finished product is small, and transportation is facilitated.

The invention relates to a constructional engineering temporary road structure and a construction method thereof. The constructional engineering temporary road structure comprises a plurality of rectangular base plates laid on a roadbed, and the adjacent base plates are fixedly connected through connecting devices; an insertion rod inserted into the roadbed is arranged on the lower end surface of each base plate; each base plate is provided with a fixing device used for enhancing the connecting strength of the insertion rod and the roadbed; sliding grooves are formed in the outer side walls of the insertion rods; the fixing device comprises a positioning rod slidably arranged in each sliding groove and a vertical driving rod slidably arranged in the insertion rod; an inclined movable rod is hinged to the driving rod; the other end of the movable rod is hinged with the positioning rod; a mounting groove connected with the interior of the insertion rod is formed in each base plate; an elastic air bag is inserted into the mounting groove, and the upper surface of the elastic air bag is higher than the upper end surface of each base plate; the lower end of the elastic air bag is inserted into the insertion rod and abuts against the driving rod; and a reset spring is arranged at the lower end of the driving rod, and the lower end of the reset spring is fixedly connected with the inner bottom wall of the insertion rod. The structure has the effect of being conveniently and quickly put into use.

Provided is a rope buckle. A channel capable of containing a sliding base is formed in a base body, through holes are formed in wall faces at two sides of the channel, an elastic assembly is located between the base body and the sliding base, a sliding part located in a guide rail at the bottom of the channel extends outward from the bottom of the sliding base, and a locating body is contained in a bearing groove formed in the sliding part. When a rope penetrates through the inside of the channel, an outer cover on the base body can be pushed so that a locating column on the bottom face of the outer cover drives the sliding base to move in the channel in a reciprocating, the rope penetrates out of the through holes and is released in the outer cover, and therefore the sliding base drives the locating body to move synchronously through elastic reset force of the elastic assembly, and is meshed with the rope through the fact that a preset distance formed by a plurality of clamping parts on the circumference of the locating body and the channel decreases. Therefore, the effects that the rope is fixed and clamped firmly, precise in locating and not prone to loosen or slide out of the base body are achieved.

The invention provides a starter generator, which includes a fixed shaft, a transmission wheel sleeved on the fixed shaft and connected in rotation with the fixed shaft, and a casing arranged on the transmission wheel. There is a power generation component. The power generation component includes an excitation coil set on a fixed shaft and a permanent magnet set on the inner wall of the casing. Since the casing is set on the transmission wheel, the permanent magnet rotates with the transmission wheel to cut the magnetic force line to generate electricity. , through the setting of the outer rotor and the inner stator, the rotor is fixed on the casing, the casing not only plays a role of protection, but also increases the weight of the rotor to increase the rotational inertia of the rotor, so that the power generation can be reduced under the same output power The start-up energy consumption of the generator makes the start-up of the generator more economical and efficient. The outside of the housing is provided with a counterweight for increasing the rotational inertia of the housing, thereby making the start-up of the generator more economical and efficient.

The invention discloses a method for preparing mung bean cake, which is prepared from the following components in parts by weight: 80-100 parts of mung bean powder, 10-20 parts of starch, 5-15 parts of honey, and 5-15 parts of raisins , 5-15 parts of soybean oil, 2-5 parts of table salt, 2-5 parts of white sugar, 2-5 parts of baking soda; the preparation method is: (1) mix mung bean powder and starch, add water and mix well; (2) add raisins , white granulated sugar, baking soda are mixed, stir, then add honey, soybean oil, salt, stir evenly; (3) molding: make the raw mung bean cake of the round cake shape of above-mentioned stirred raw material; (4) baking. The preparation method of the mung bean cake of the present invention has simple and easy-to-obtain raw materials, low cost, and a simple preparation method that can be mastered by ordinary families. Loved by the majority of the people.

The invention relates to an antiknock container sealing structure which comprises an antiknock container body, an annular sleeve ring and a cover, wherein the sleeve ring is fixed at the position of an opening of the antiknock container body; a first circular groove is arranged on a top plane of the sleeve ring, and a first thread is arranged on an inner lateral face of the sleeve ring; the upper portion of the cover is disc-shaped, the lower portion of the cover is column-shaped or cylindrical, a handle is arranged on a top face of the upper portion of the cover, a retaining ring is arranged on a lateral face of the upper portion of the cover, and a second thread matched with the first thread on the inner lateral face of the sleeve ring is arranged on an outer lateral face of the lower portion of the cover; a second circular groove anastomotic with the first circular groove on the top plane of the sleeve ring is arranged on a disc-shaped bottom surface of the upper portion of the cover; and a sealing ring is arranged in an annular hole formed by the first circular groove on the top plane of the sleeve ring and the second circular groove on the disc-shaped bottom face of the upper portion of the cover. With the adoption of an antiknock container using the sealing structure, electrostatic induction and electromagnetic induction can be shielded; and the an antiknock container has the advantages of saving labor and being convenient during operation of closing a top cover of the antiknock container.

The invention discloses an automobile hub which comprises a rim, a wheel disk and an axle hub. The automobile hub is characterized in that mounting holes for mounting the automobile hub on an automobile axle are formed in the axle hub, an inclined concave face is formed on the mounting surface of the axle hub, and clamps are symmetrically formed on the two sides of the concave face. The anti-pressure ability of the mounting holes of the automobile hub of the structure is high, potential safety hazards in the driving process of an automobile are reduced, the structure is simple, mounting is firm, the service life is greatly prolonged, and use performance is greatly improved.

The invention discloses an assembly type plate-shaped wall surface mounting structure with a sound insulation material, and belongs to the technical field of building engineering. The assembly type plate-shaped wall surface mounting structure comprises two supporting plates, wherein assembly wall plates are arranged on the left sides and the right sides of the opposite faces of the two supportingplates, and the right side faces of the assembly wall plates are fixedly connected with the left side faces of limiting assemblies. According to the assembly type plate-shaped wall surface mounting structure with the sound insulation material, the supporting plates, the assembly wall plates, threaded cylinders, threaded rods, movable connecting rods, clamping grooves, sliding plates, limiting blocks and limiting grooves are arranged, a plurality of clamping blocks arranged on the supporting plates can be effectively clamped into the clamping grooves, so that the sliding plates are effectivelylimited, the assembly wall plates can be mounted after a door cover is closed, and a plurality of assembly wall plates do not need to be mounted and fixed through a plurality of fasteners; and the twoassembly wall plates are mounted through the supporting plates, so that the mounting stability of the assembly wall plates is effectively improved, the assembly wall plates are not prone to loosening, and normal operation of workers is facilitated.

The invention relates to the field of assembly structures, in particular to an installation structure capable of being repeatedly demounted. The installation structure capable of being repeatedly demounted comprises a base and a snap joint. The top of the base is provided with two clamping corners which protrude upwards. The outer side faces of the upper ends of the clamping corners are provided with limiting parts in a protruding manner. The upper ends of the two clamping corners are bent towards the inner sides so that the two limiting parts can be oppositely arranged, a gap for the snap joint to enter or retreat is reserved between the two limiting parts, and the upper end of the snap joint penetrates the base, extends into the gap and is clamped to the two limiting parts. The installation structure capable of being repeatedly demounted has the beneficial effects that by means of the arrangement of the two clamping corners, the snap joint can flexibly and smoothly advance or retreatto coordinate with the limiting parts, meanwhile, the strength of the clamping corners is improved, the situation that the pulling and inserting force is reduced due to the repeated demounting of thesnap joint and the clamping corners is avoided, the strength of the installation structure is improved, and the assembling precision is guaranteed.

The invention discloses a brick making die containing with splicing hanging rods. The brick making die containing with the splicing hanging rods comprises multiple transverse long plates which are arranged in a parallel manner. The portion between every two adjacent transverse long plates is provided with multiple longitudinal short plates at intervals to form multiple brick making die cavities which are separated from each other. Each brick making die cavity is provided with a die core block. A long-strip hanging rod is arranged on the portion between every two adjacent transverse long plates in a parallel manner. The tops of the longitudinal short plates are provided with positioning through grooves corresponding to the long-strip hanging rods. The positioning through grooves are internally provided with upper fixing blocks and lower fixing blocks which are used for fixing the long-strip hanging rods. The cross section of each long-strip hanging rod is in a rectangular shape. The four corners of each rectangle are provided with chamfers respectively. In this way, according to the brick making die containing with the splicing hanging rods, installing and disassembling of the hanging rods can be completed through inside hexagonal bolts, the strength of the connected structure is high, the loosening problem is not prone to happening in the production process, replacing is more convenient, and the maintaining cost is lowered.

The invention discloses an aerospace flexible nut closing-in device. The aerospace flexible nut closing-in device comprises a bottom plate and a first bolt; the first bolt is installed at the top of the bottom plate and penetrates through the bottom plate; a shell is installed outside a flexible nut; a plurality of first springs are installed in a right-side inner cavity of the shell; and an inserting block is installed at the bottoms of the first springs and penetrates through the shell and the bottom plate in sequence, and a pull rod is installed on the outer wall of the left side of the inserting block and penetrates through the shell. According to the aerospace flexible nut closing-in device, the purpose of arranging the flexible nut and other assemblies is achieved through the bottomplate, the situation that the fastening performance of the flexible nut is reduced due to the fact that the flexible nut is influenced by external factors is avoided as far as possible through the shell, the purpose that the shell is not prone to being loosened is achieved through the inserting block, thus, the flexible nut can be more stable and prevented from loosening, and the requirements of the modern aviation industry for the flexible nut closing-in device are met.