18results about How to "Avoid synchronous rotation" patented technology

The invention belongs to the technical field of cell culture, and particularly relates to an intelligent chimeric cell culture cabin which is characterized by comprising an outer cabin body and a culture mechanism mounted above the outer cabin body, the fan rotates to suck air outside the device into the culture cabin through the air inlet, and in the process of blowing the air into the culture cabin, the heating pipe can heat the sucked air to increase the temperature of the air, so that the temperature of the air sucked into the device adapts to the temperature required by cell culture, and the situation that cell culture is affected by improper temperature is avoided; the sucked air is discharged out of the device through the air outlet after being circulated in the culture cabin body, so that the air in the culture cabin body can be circulated, meanwhile, waste gas generated by culturing cells in the culture cabin body is taken away, and angle openings of the air dissipation openings are staggered, so that the air discharged from the air dissipation openings can face different angles, and the air dissipation effect is improved. And the situation that the blown airflow faces the same angle and is too intense is avoided.

The invention belongs to the technical field of air purification, and particularly relates to an environment-friendly formaldehyde removing device for indoor air pollution abatement, which comprises a box body, an axial flow fan, a stirring piece, a conveying mechanism, a storage piece and an absorbing and purifying mechanism, activated carbon particles are brought into the first cylindrical structure through the conveying mechanism, the activated carbon particles absorb formaldehyde in air, and the box body moves according to a set route to absorb formaldehyde in indoor air; after the activated carbon particles are used for a period of time, the activated carbon particles enter the storage piece, the conveying mechanism conveys the activated carbon particles on the lower portion of the first barrel into the containing cavity, and formaldehyde is continuously absorbed; the absorption and purification mechanism absorbs and purifies formaldehyde adsorbed on the activated carbon particles in the storage part, so that the adsorption capacity of the activated carbon particles is recovered, and cyclic utilization of the activated carbon particles is realized; and the activated carbon particles can be recycled without moving all the time, so that the damage probability of the activated carbon particles is reduced.

The invention relates to the technical field of computers, and discloses a computer technology development auxiliary device which comprises a shell mechanism, the shell mechanism further comprises an equipment shell, a shell side plate is fixedly connected to the outer wall of the equipment shell, and a shell plate is fixedly connected to the end, away from the shell side plate, of the equipment shell. The phenomenon that the equipment and the screen are unequal in size possibly exists during installation, the large telescopic rod and the telescopic spring are arranged in the equipment, the telescopic spring is pulled before installation, at the moment, the telescopic spring accumulates mechanical power and provides power for fixing the equipment in the later period, and in addition, due to the phenomenon that the screen is not matched, the equipment is fixed. An adjusting column and a hand twisting plate are arranged in the equipment, an installation worker controls the downward length of an adjusting plate by twisting the hand twisting plate, and in order to prevent the adjusting plate from synchronously rotating along with the adjusting column, a limiting telescopic rod is arranged in the equipment to achieve the adjusting and limiting effects.

The utility model discloses a circular ring terminal wire, which comprises a wiring lug ring and a connecting ring, an elastic gasket is arranged at the bottom of the wiring lug ring, the elastic gasket is connected with the wiring lug ring in a welding manner, a rotating bearing sheet is fixed at the top end of the wiring lug ring, and a wiring nut is fixed at the top end of the rotating bearing sheet. A wiring column is arranged on the inner side of the wiring nut and is in threaded connection with the wiring nut, a wiring table is fixed to the bottom end of the wiring column and is made of a conductor metal material, and the connecting ring is fixed to one end of the wiring lug ring. Compared with an existing circular ring terminal wire, the circular ring terminal wire is provided with the integrated connecting mechanism, wiring can be directly carried out without using other accessories, so that the convenience of the device is improved, the situations that parts are lost and the like can be prevented, and meanwhile, the device is provided with the convenient connecting mechanism, so that the use is convenient. And wires of various specifications can be conveniently and rapidly fixed, and the applicability and convenience of the device can be improved.

The utility model relates to the technical field of floor drains, and discloses a floor drain protection assembly and a floor drain thereof, the floor drain protection assembly comprises a connecting piece, a limiting rod and a cover body used for being closed with the floor drain, the cover body is provided with a first connecting hole, and the limiting rod is provided with a second connecting hole. The two opposite ends of the limiting rod are connected with limiting guide columns used for being connected with supporting blocks protruding out of the inner wall of the floor drain in the radial direction in an inserted mode respectively, one end of each limiting guide column is connected to the limiting rod, and the other end of each limiting guide column extends in the direction of the cover body. The connecting piece penetrates through the first connecting hole and the second connecting hole respectively, and the connecting piece is in threaded connection with the second connecting hole. The floor drain protection assembly and the floor drain thereof can be repeatedly used, the plugging cost is reduced, the plugging operation difficulty is reduced, and the floor drain protection effect is improved.

The utility model relates to the technical field of material performance detection tests, in particular to an autoclaved aerated concrete slab fracture resistance testing machine which comprises a base, a first mounting groove is formed in the base, and an adjusting assembly is fixedly arranged in the first mounting groove. Through the arrangement of the bidirectional threaded rod, the sliding blocks and the fixing plates, the bidirectional threaded rod is rotated during use, the bidirectional threaded rod drives the multiple sliding blocks on the surface to move mutually, the two sides of the sliding blocks abut against the two sides of the first mounting groove, the sliding blocks are prevented from synchronously rotating along with the bidirectional threaded rod, and therefore the effect of controlling the left-right position of the top end fixing plate is achieved; through arrangement of a screw rod and a baffle plate, during use, a bolt is rotated, so that the bolt rotates in a connecting plate, the bolt drives the baffle plate to move, the baffle plate abuts against two sides of a concrete plate, the concrete plate is limited at the top end of a roller and is mutually matched with an adjusting assembly, and thus the whole device can fix concrete plates with different widths; and the workload of operators is reduced.

The invention relates to the technical field of iron tower construction, and discloses an anti-loose composite nut structure for an iron tower and a construction method.The anti-loose composite nut structure for the iron tower comprises connecting plates arranged on an iron tower connecting part and used for connection, a bolt penetrates through the position between every two adjacent connecting plates, and a screw of each bolt is sleeved with a first flat washer and a second flat washer; the first flat washer and the second flat washer are distributed on the sides, away from each other, of the two connecting plates and located between the head of the bolt and the adjacent connecting plate. Through the inclined washer between the lower nut and the upper nut, the friction coefficient between the upper nut and the lower nut is reduced and stabilized, a thread difference is formed between the upper nut and the lower nut, synchronous rotation of the upper nut and the lower nut is prevented, and the site construction management difficulty is reduced; a plurality of contact surfaces are formed between a nut thread and a bolt thread, so that the anti-loosening performance of the nut is improved; a plurality of reverse contact surfaces of threads of the upper nut and the lower nut abut against each other, so that the anti-loosening performance is further enhanced; a reliable double-nut self-locking anti-loosening structure is formed only through the inclined gasket, special assemblies and machining processes are avoided, and the anti-loosening cost is low.

The utility model relates to the technical field of electric wrench assemblies, in particular to an aluminum head shell matching device for an electric wrench, which comprises an aluminum head shell and a shaft sleeve, a rotating shaft hole and a mounting hole which are communicated with each other are respectively formed at two ends of the aluminum head shell, and the shaft sleeve is inserted and clamped in the rotating shaft hole. A plurality of connecting lugs are connected to the periphery of one end, where the mounting hole is formed, of the aluminum head shell; a plurality of installation pieces are symmetrically arranged on the periphery of the end, facing the installation hole, of the shaft sleeve with the axis of the shaft sleeve as the axis of the shaft sleeve as the axis, inserting grooves allowing the installation pieces to be embedded in a one-to-one correspondence mode are formed in the hole bottom of the installation hole, and a clamping spring is installed between the end, away from the installation hole, of the shaft sleeve and the hole wall of the rotating shaft hole. The shaft sleeve is sleeved with the clamping spring. The aluminum head shell has the effect of improving the disassembly and assembly convenience degree of the shaft sleeve in the aluminum head shell.

The utility model relates to the technical field of sausage processing, and discloses a novel drying room for sausage processing, which comprises a drying room body, the interior of the drying room body is hollow, two bases are arranged in the drying room body, the bottom walls of the bases are hollow, the upper parts of the bases are provided with three annular suspension brackets, and the suspension brackets are connected with the drying room body. Connecting rods are arranged in the middles of the hanging frames, two first fixing rods are arranged between the connecting rods and the hanging frames, the three hanging frames are fixedly connected through the two first fixing rods and the connecting rods respectively, hooks are arranged on the lower surfaces of the hanging frames, synchronous rotation of the base and the hanging frames is avoided, and the drying efficiency of the sausage is improved while the drying uniformity and efficiency of the sausage are guaranteed. And the situation that collected oil and water are splashed or overflowed is avoided, the practicability of the device is improved, the working intensity of workers is reduced, and the problem that oil and water are likely to be splashed when oil and water oozing out of the sausage are collected in some existing drying rooms for sausage processing is solved.

The invention belongs to the technical field of detection, and particularly relates to a silicon carbide wafer stage detection device and a detection method thereof. The invention provides a silicon carbide wafer carrying table detection device, which comprises a carrying table, the bottom wall of which is provided with a plurality of adsorption holes; the at least two detection assemblies are arranged in the annular groove in the inner bottom wall of the bearing table in a sliding mode and located at the circumferential edge of the wafer; the spraying assemblies are arranged on the outer wall of the bearing table, and one spraying assembly corresponds to one detection assembly; after the bottom wall of the wafer abuts against the inner bottom wall of the bearing table, the spraying assembly sprays water to the outer wall of the detection assembly so as to detect whether the wafer is stably adsorbed by the bearing table or not. If the wafer is adsorbed instably, one detection assembly extrudes the outer wall of the wafer from top to bottom during radial sliding, and other detection assemblies push the wafer away from the bearing table from bottom to top during radial sliding; through the arrangement of the detection assembly, the stability of the wafer adsorbed by the negative pressure is detected.

The utility model relates to a cover opening device, which comprises a cover opening component, a cover opening component, a cover opening component and a cover opening component, the moving assembly is used for driving the uncovering assembly to move to the container to be opened, so that a cover on the container to be opened is opened through rotation of the uncovering tool; and a size adjusting mechanism is arranged in the uncovering tool, so that the uncovering tool is compatible with covers with different sizes. And by arranging the cover opening assembly, the outer cover can be removed in a cutting mode, time and labor are saved, manual participation is not needed, and the cover opening efficiency can be effectively improved.

The utility model relates to an anti-loose connecting structure for a rearview mirror of a commercial vehicle, and belongs to the field of rearview mirrors of automobiles. According to the anti-loosening connecting structure for the rearview mirror of the commercial vehicle, the supporting rod arm freely rotates on the support through the annular groove and the annular protrusion. A hexagon bolt transition block composed of three layers of coaxially-stacked cushion blocks is assembled in the supporting rod arm through hole and the support through hole, the upper portion of the hexagon bolt transition block is of an outer hexagonal structure, the middle of the hexagon bolt transition block is of a cylindrical annular structure, and the bottom of the hexagon bolt transition block is of a cylindrical annular structure with the diameter larger than that of the protruding through hole and smaller than that of the protrusion. And a nut penetrates through the stud to fix the hexagon bolt transition block on the support. According to the utility model, nut loosening caused by rotation of the rearview mirror can be avoided, and the problem of shaking of the rearview mirror is solved.

The utility model relates to the technical field of roadbed engineering, in particular to a tamping device for roadbed engineering, which comprises a cart body, a fixing frame is fixedly arranged at one end of the cart body, a plurality of first mounting grooves are formed in the fixing frame, and lifting mechanisms are fixedly arranged in the first mounting grooves. The lifting assembly comprises a threaded rod, a first sliding block and a connecting plate. A connecting block is fixedly arranged in the middle of one side of the fixing frame. Through the arrangement of the threaded rods, the first sliding blocks and the connecting plates, during use, the cart body is pushed to a roadbed needing to be treated, the threaded rods in the first mounting grooves are rotated, the threaded rods drive the first sliding blocks on the surfaces to rotate, the first sliding blocks abut against the two sides in the first mounting grooves, and the situation that the first sliding blocks synchronously rotate along with the threaded rods is avoided; the first sliding block moves up and down on the surface of the threaded rod and drives the connecting plate to move up and down, so that the effect of conveniently controlling the height of the upper cleaning plane and the lower cleaning plane of the cleaning mechanism is achieved.

The utility model relates to the technical field of cable production, and provides a paper wrapping machine which comprises a bearing disc, a guide rod and a first sleeve, the bearing disc is rotationally arranged, the first sleeve is coaxially arranged on the upper surface of the bearing disc, the guide rod is arranged on the upper surface of the bearing disc, the first sleeve is in threaded connection with a fastener used for pressing a paper roll, and the fastener is arranged on the upper surface of the bearing disc. A limiting ring is movably arranged on the fastening piece, the limiting ring is adjusted in a sliding mode in the horizontal direction, and a paper roll is wound around the outer side of the guide rod after being unwound and then penetrates through the limiting ring. On the basis, the included angle between the paper strip and the wrapping part of the vertical part of the cable can be conveniently adjusted, and then the paper wrapping efficiency and the paper strip wrapping coverage rate are adjusted.

The invention discloses an excavator driving wheel and a forging method thereof, and belongs to the technical field of driving wheels, a wheel rim is clamped into a driving wheel main body, a rotating handle drives a screw rod to rotate, a nut drives a conical column to move into a mounting groove in the rotating process of the screw rod, so that a clamping rod can move in a sliding rail in the moving process of the conical column, and the driving wheel is driven to rotate. Meanwhile, the clamping rods extend out of the sliding holes until the clamping rods are clamped into the clamping grooves, the driving wheel body and the rim are clamped and installed through the clamping rods, the clamping rods on the inner wall of the rim can be clamped into an excavator transmission mechanism, the traditional mode that a bolt is adopted for fixing is abandoned, operation is very convenient and fast, and when the rim and the driving wheel body are separated, the rotating handle is reversely rotated, so that the driving wheel body and the rim are separated; when the outer teeth of the driving wheel are damaged, the driving wheel body can be independently taken down to be replaced or overhauled, the whole driving wheel does not need to be replaced, economic losses are reduced, and the excavator driving wheel has good application prospects.

The present application belongs to the technical field of strabismus correction equipment. In view of the poor strabismus training effect of the current strabismus correction equipment and the problem that it cannot be applied to patients with different eye heights, the present application provides an eye strabismus correction equipment, which comprises a training table, a strabismus correction mechanism, a position adjusting mechanism and a head correction mechanism. The position adjusting mechanism is connected with the strabismus correction mechanism, and the position adjusting mechanism and the head correction mechanism are both arranged on the training table. The height and horizontal position of the strabismus correction mechanism can be adjusted by the position adjusting mechanism, so that it is suitable for patients with different eye heights, and the patient can be trained to follow the view, and the head correction mechanism can automatically correct the patient's head when the patient is training strabismus, preventing the patient's head from deviating during strabismus training and ensuring the strabismus training effect.

The utility model discloses harmless treatment equipment for hazardous chemicals, which belongs to the technical field of hazardous chemical treatment equipment and comprises a treatment tank and a top cover inserted at the top end of the treatment tank in a threaded manner, a flow guide channel is fixed at the bottom end of the inner wall of the treatment tank, and cleaning cotton is rotatably arranged in the treatment tank. A hazardous chemical substance tank is tightly connected to the cleaning cotton in a sleeving mode, supporting plates used for supporting the hazardous chemical substance tank are fixed to the top end of the flow guide channel in an annular array mode, nozzles located on the two sides of the hazardous chemical substance tank are fixed to the two sides of the top end face of each supporting plate, and clamping plates used for fixing the hazardous chemical substance tank are symmetrically arranged at the bottom end of the top cover; according to the hazardous chemical substance harmless treatment equipment, in the flushing process, the motor enables the driving shaft to drive the cleaning plate to scrub the inner wall of the hazardous chemical substance tank, the hazardous chemical substance tank can be conveniently scrubbed and cleaned in the flushing process, and the cleaning treatment efficiency of the hazardous chemical substance tank is improved.