64results about How to "Prevent co-rotation" patented technology

The invention provides a lens driving apparatus which can completely prevent a lens holder from being rotated when a cylinder (lens assembly) is mounted on the lens holder or when focusing. The lens holder (14) has a cylindrical portion (140) adapted to hold a lens assembly. A driving coil (16) is fixed to the lens holder so as to be positioned in a circumference of the cylindrical portion. A yoke (20) has a permanent magnet (18) opposed to the driving coil. A front spring (22) and a rear spring (24) are provided on both sides of the cylindrical portion of the lens holder in an optical axis direction of the cylindrical portion and movably support the lens holder in the optical axis direction in a state where the lens holder is positioned in a radial direction of the cylindrical portion. The lens driving apparatus comprises a rotation preventing member (262) which completely prevents the lens holder from being rotated upon mounting the lens assembly to the cylindrical portion of the lens holder.

The invention provides a punching machine with a simple structure, which can make a punch head linearly advance along the vertical direction even when the punch head is inclined and prevent an advancing and retreating part of a ball screw mechanism elevating the punch head from corotating relative to a rotary part. The punching machine comprises a punch head supported by an elevation guide mechanism on a main body frame in a way to be elevated on the two ends, and a pair of ball screw mechanisms equipped respectively on the left and the right and independently making the two end parts of the punch head elevated. The elevation guide mechanism allows the inclination of the two ends of the punch head. A rotation-preventing inclination-allowing connecting mechanism is equipped to make the advancing and retreating part of the ball screw mechanism, the threaded shaft, connected with the punch head on the premise that the threaded shaft core is prevented from rotating relatively and the inclination of the punch head is allowed. A linear advancement guide mechanism is equipped between the main body frame and the punch head for limiting the left-to-right movement of the punch head.

The invention provides a sleeve for connection and a washer for supporting used reacting force, and connection can be made only via nut fixing without washer fixing, furthermore, a connecting structure is provided to connect in a mode that a nut and a bolt are not in a ''corotation''. A sleeve (B) used for a nut connection is provided with: an inner sleeve part provided with a clamping mechanism clamping with a nut, etc.; an outer sleeve part clamping with a washer (A) provided with an outer edge part (2), the outer edge part is provided with clamping tooth and the surface is formed to be a conical surface close to the bottom surface side at the outer edge side; an inner sleeve part (21)and an outer sleeve part (22) are mutually connected via mechanisms capable of rotating in reverse directions. The outer sleeve part is provided with clamping pawls (24) clamping with the clamping tooth, the lower end of the clamping pawl (24) is formed by a conical surface close to the base end side at the inner diameter side. Friction factor increase processing is applied to the face of a bolt head in a contact with the surface of the connected subject.

The invention relates to a rotor blade (30) of a wind turbine (100), comprising a main blade part and a blade tip (260), the blade tip (260) being detachably fastened to the main part by means of a connecting device (202). The connecting device (202) comprises a tip section (206) fastened to the blade tip (260) and a base section (204) for receiving the tip section (206), said base section being fastened to the main blade part. The tip section (206) comprises at least one securing means (242) for securing the tip section (206) to the base section (204), said securing means extending at least to the base section (204). The securing means (242) can be actuated through an opening (286) in the surface (282) of the blade tip (260) to secure the tip section.

The invention discloses a cloth cutting machine for clothes processing. The cloth cutting machine comprises a processing platform, wherein a stainless steel plate is arranged at the top of the processing platform and a cloth cutting frame is arranged at one side of the top of the stainless steel plate; a material guide device is arranged at one side of the cloth cutting frame; a first electric retractable rod penetrates through the top of the cloth cutting frame; a supporting plate is arranged at the bottom end of the first electric retractable rod; a cutter is arranged at the bottom of the supporting plate; a fixing device is arranged at one side of the cutter; a clamping device is arranged at the other side of the cutter; guide rods are arranged at two sides of the supporting plate; thecloth cutting machine relates to the technical field of the clothes processing. The cloth cutting machine for the clothes processing can be used for rapidly detaching the cutter; heating wires are arranged at two sides of a cutter groove so that unnecessary economic wastes are avoided and the manpower and material resources are saved; the height and the width of a friction wheel can be adjusted sothat the cloth cutting machine is suitable for cloth with any specification; a condition that the cloth has folds in a cloth cutting process is prevented; the cloth cutting effect of the cloth cutting machine is ensured and the utilization standards of users can be met.

To provide a hybrid vehicle in which an electric motor is disposed in the vicinity of a center of a vehicle body to reduce lateral expansion. The hybrid vehicle includes: an engine (5); a motor (6); and a power transmission mechanism (7) for transmitting powers of the engine (5) and the motor (6) to a rear wheel WR. The engine (5) is suspended on the vehicle body in a non-shaky manner, with a cylinder (54) extending in a substantially horizontal direction and a crankshaft (50) provided to be oriented in a vehicle width direction. Also, the motor (6) is located in front of and above the crankshaft (50) of the engine (5).

A card conveying mechanism and a card guider can prevent the co-rotation of the rotating shaft and the rotating component when the power transmission is cut off by a clutch mechanism. The card conveying mechanism (5) of the conveying card (2) comprises the following components: a conveying roller (6) which abuts against the card (2) for conveying the card (2), a rotating shaft (9) which is fixed with a conveying roller (6), a rotating component (30) which is rotatably supported by the rotating shaft (9), a driving mechanism (15) which is connected with the rotating component (30) and rotates the rotating component (30), and a clutch mechanism (33) which connects or cuts off the power transmission between the rotating shaft (9) and the rotating component (30). The rotating component (30) uses a rolling bearing for being rotatablely supported on the rotating shaft (9). The rotating shaft (9) is rotatablely supported by a plurality of bearings (18, 21). Furthermore, at least a bearing (18) which is configured closest to the rotating component (30) is a sliding bearing.

In a control device for a hybrid vehicle (1) including a dual-clutch transmission (10), a first MG (3) connected to a first input shaft (13) of the transmission (10) in a power transmittable manner and a second MG (4) connected to a second input shaft (14) of the transmission (10) in a power transmittable manner, while the vehicle (1) is travelling with the use of an internal combustion engine (2), the transmission (10) is controlled such that power transmission between the input shaft, which is interrupted in power transmission from the internal combustion engine (2), and an output system (12) is interrupted when an accelerator pedal is depressed, and the transmission (10) is controlled such that power transmission between the input shaft, which is interrupted in power transmission from the internal combustion engine (2), and the output system (12) is established by a gear train of a speed position lower than a current speed position when depression of the accelerator pedal is released.

The invention relates to a float-type water level regulator used for automatically supplementing water for a water tank of a ship. The water level regulator comprises a cabin tank linking part, a valve body part and a floating ball part; wherein, the cabin tank linking part includes a round nut (1), a welding seat (2) and a sealing ring (3); the valve body part comprises a rubber seal (4), a valve plug (5) and a valve body (6); the floating ball part includes a pin roll (7), a lever (8), a connecting rod (9), a cotter pin (10), a joint (11) provided with a screw hole, a floater ball body (12), a hexagonal nut (13), a hexagonal thin nut (14) and a spacer pin (15); a water inlet can be opened or closed according to the up and downing floating of the floating ball along with the liquid level, and the liquid level in the water tank is kept to be not lower than the set value. The invention has the advantages of simple and convenient fabrication and installation, low cost, simple operation and reliable performance.

The invention discloses an environment-friendly type fabric dyeing and finishing device. The environment-friendly type fabric dyeing and finishing device comprises an outer casing and a press sheet, wherein an air storage chamber is arranged at the upper end of one side of the outer casing; the lower part of one end, near the outer casing, of the air storage chamber is connected with an air guidepipe; an activated carbon filtering net, a high-efficiency filtering net and a screen plate are fixedly arranged in the air storage chamber, and the high-efficiency filtering net is positioned betweenthe activated carbon filtering net and the screen plate; a desiccant is arranged in the screen plate; the top part of the air storage chamber is provided with an air exhaust port; an inner casing isarranged in the outer casing. The environment-friendly type fabric dyeing and finishing device has the advantages that by arranging the activated carbon filtering net, the high-efficiency filtering net, the screen plate and the desiccant in the air storage chamber, the water vapor entrapped in the exhausted air is absorbed by the desiccant in the screen plate, and the overflowing of the air vaportogether with the air flow is avoided; the mixed particulate impurities in the exhausted gas are filtered by the high-efficiency filtering net, and the foreign odor gas is absorbed by the activated carbon filtering net, so as to prevent the pollution to environment due to direct emission of air.

A wear-free laminated spiral solid-liquid separator with a detachable driving device comprises a filtering cavity, a spiral shaft, the driving device and a plurality of supporting plates; the filtering cavity, the spiral shaft and the driving device are supported and positioned through the plurality of supporting plates; the spiral shaft penetrates through the filtering cavity; and the filtering cavity comprises at least two closed ring sheet groups, the main driving rod of the driving device is arranged above the filtering cavity, the upper end of the first closed ring sheet group is driven to do reciprocating circular motion, and the lower end of the first closed ring sheet group is driven to do reciprocating vertical linear motion. The main driving rod, an eccentric device and other driving devices are detachably arranged at the uppermost part of the filtering cavity, so that the driving devices can be prevented from being eroded by filtrate for a long time, the failure rate of the driving devices is reduced, the service life of the driving devices is prolonged, and quick dismounting and mounting during observation and maintenance are facilitated.

The invention discloses a steel pipe carrying cart for construction sites. The cart comprises a placement plate and a pin shaft, supporting rods are fixedly connected to the two sides of the bottom ofthe placement plate, and rolling wheels are movably installed at the bottoms of the supporting rods through brackets; a push plate is fixedly connected to the left end of the placement plate, and a first clamping plate is fixedly connected to the right side of the top of the placement plate; an adjustment box is fixedly connected to the left side of the bottom of the placement plate, a motor is fixedly installed at the left side of the bottom of the inner wall of the adjustment box, a screw rod is fixedly connected to an output end of the motor, a threaded sleeve is in threaded connection with the top of the surface of the screw rod, and a first connection base is fixedly connected to the left side of the inner wall of the adjustment box. According to the steel pipe carrying cart for theconstruction sites, through the cooperation of the first clamping plate, the motor, the screw rod, the threaded sleeve, a first connecting rod, a movable rod, a second connecting rod and a second clamping plate, a steel pipe can be fixed at the top of the placement plate and prevented from falling from the top of the placement plate, and the cart is convenient to use.

The invention discloses a stirring device for processing chitosan. The stirring device comprises a machine body, wherein a through hole is formed on the top of the front side of the machine body; a moveable door is moveably arranged corresponding to the position of the through hole on the front side of the machine body through a hinge; a motor is fixedly arranged on the left side of the machine body; an output end of the motor is penetrated through the machine body, extends into the machine body and is fixedly connected with a first gear; a first rotating column is fixedly connected with the right side of the first gear; stirring plates are fixedly connected with the top and bottom of the first rotating column; second rotating columns are movably connected with the top and bottom on the left side of the inner wall of the machine body through bearings; and second gears which are matched with the first gear are fixedly connected with the surfaces of the second rotating columns. According to the invention, chitosan and additive can be quickly stirred, under the synergic effect of the motor, the first gear, the first rotating column, the stirring plates, the second rotating columns, the second gears, the screw rod, the threaded sleeve and the shaking plate, the stirring efficiency is high, the stirring is uniform and the use is convenient.

The invention relates to the technical field of horticultural plant cultivation, in particular to a plant horticultural form directional cultivation system which sprays a nutrient solution to each group of cultivation mechanisms through each group of rotating spray pipes and sprays the nutrient solution into a cultivation box in a rotating and atomizing manner, so that the nutrient solution can be uniformly sprayed to cultivated plants, and the absorption effect of the plants is improved. The use practicability is improved; comprising a cultivation box, a rotary spraying mechanism and four sets of cultivation mechanisms, the rotary spraying mechanism is fixedly installed on the cultivation box, and the four sets of cultivation mechanisms are all fixedly installed on the inner side wall of the cultivation box; the rotary spraying mechanism comprises a water conveying pipe, a driven gear, a motor support, a first motor, a driving gear, a connector, a pipe hoop support, a fixed pipe hoop, a spraying pipe, a liquid storage tank, a water suction pump, a liquid suction pipe and a communicating pipe, the water conveying pipe is rotationally installed in the cultivation box, the driven gear is fixedly installed on the water conveying pipe in a sleeving mode, and the motor support is fixedly installed at the top end of the cultivation box; the first motor is fixedly installed on the motor support.

The invention discloses a device and method for extraction and separation of a high-viscosity material, belonging to the technical field of solid-liquid separation. The device comprises a tank body, wherein a first stirring mechanism, a second stirring mechanism and a filter plate are sequentially arranged in an inner cavity of the tank body from top to bottom; the rotating axis of the first stirring mechanism and the axis of the tank body are arranged in parallel at a preset distance, and the first stirring mechanism comprises a wheel type stirrer and a rod type stirrer; and the second stirring mechanism comprises a plate-type stirrer arranged above the filter plate, and the plate-type stirrer is provided with an inclined scraping plate for scraping the filter plate and a vertical pushing plate for deslagging. According to the invention, continuous operation of extraction and separation of high-viscosity materials is achieved in the tank body, round-trip turnover of the materials is reduced, labor intensity is lowered, and extraction efficiency is improved.

The invention relates to the technical field of mixed-flow pumps, and discloses a mixed-flow pump with a flow guide device and a height-adjustable base. The mixed-flow pump comprises a mixed-flow pumpmain body, a top ring is fixedly mounted at the top of the mixed-flow pump main body, an impeller is fixedly mounted on the front surface of the mixed-flow pump main body, a transmission frame is fixedly mounted on the front surface of the mixed-flow pump main body, a transmission hole is formed in the transmission frame, and a drainage pipe is fixedly installed at the bottom of the mixed flow pump body. According to the mixed-flow pump with the flow guide device and the height-adjustable base, a threaded adjusting rod is arranged, a threaded adjusting hole corresponding to the threaded adjusting rod is formed in a bearing plate, and adjusting threads corresponding to the threaded adjusting rod are formed in the inner wall of the threaded adjusting hole and the outer surface of the threaded adjusting rod, so that through rotating the threaded adjusting rod, the effect of adjusting the height of the mixed-flow pump main body is achieved; and meanwhile, a supporting frame and an adjusting sleeve are arranged, so that the problem that the mixed-flow pump main body rotates together in the rotating process of the threaded adjusting rod is solved.

The invention relates to a retainer for an adjustment device of a friction clutch, comprising a first retaining arm for supporting a spindle, which is connected to a pinion and which axially moves a spindle nut screwed onto the spindle, and a second retaining arm for supporting the spindle, the second retaining arm being arranged at a distance from the first retaining arm. Furthermore, a fastening piece is provided, which extends between the first retaining arm and the second retaining arm and fastens the retainer to a part of the ramp system. According to the invention, the fastening piece has at least one marking for associating the position of the spindle nut with a wear state of the friction clutch. Thus, the wear state of the friction clutch can be indicated, so that the fault analysis of the friction clutch is simplified and the maintenance friendliness of the friction clutch is increased.

The invention relates to the technical field of building operation, and discloses a floor cement component structure. The floor cement component structure includes a floor slab component, a beam component and six column components, the floor slab component is fixedly arranged at the upper end of the beam component, and the six column components are fixedly arranged at the lower end of the floor slab component. According to the floor cement component structure, using of a great deal of wood is avoided, and meanwhile the strength of floor slabs is strengthened.

The invention relates to the technical field of auxiliary equipment for mold demolding, and discloses auxiliary equipment for concrete product mold demolding and capable of guaranteeing safe demolding. The auxiliary equipment for concrete product mold demolding and capable of guaranteeing safe demolding comprises a workbench, an n-shaped frame, supporting legs, a storage assembly, a lifting assembly, a rotating assembly, a knocking assembly and a clamping assembly, wherein two supporting legs are arranged; the two supporting legs are installed at the bottom of the workbench in a spaced mode, the n-shaped frame is installed at the top of the workbench, the storage assembly is located between the n-shaped frame and the workbench, the lifting assembly is slidably arranged between the two supporting legs, and the top of the lifting assembly penetrates through the bottom of the workbench and is connected with the bottom of the storage assembly in an inserted mode; and the rotating assembly is installed on the side wall of the n-shaped frame. The auxiliary equipment for concrete product mold demolding and capable of guaranteeing safe demolding has the following advantages: through cooperation of the lifting assembly and the knocking assembly, the situation that a concrete product is prone to being damaged due to the fact that force cannot be guaranteed through manual collision is avoided, the labor intensity of workers is reduced, and the demolding efficiency is increased.

The invention relates to the technical field of municipal construction, in particular to an adjustable guardrail for municipal construction; the adjustable guardrail which comprises a base, a handrail, a supporting structure, a storage structure, splicing structures, adjusting structures and an indicating structure; the whole guardrail can be better supported through the supporting structure, the stability of the guardrail in the placing process is guaranteed, meanwhile, the guardrail is conveniently stored, the guardrail can be conveniently moved through the storage structure in the guardrail storage process; meanwhile, a plurality of guardrails can be fixedly connected, and transportation of the guardrail is facilitated. Adjacent guardrails can be quickly connected and fixed through the splicing structures, a specific area can be conveniently enclosed through the guardrails, the connecting state between the guardrails can be fixed through the adjusting structures, deformation of the guardrails in the connecting process is avoided, meanwhile, the connecting angle between the guardrails can be adjusted at will. And the traffic condition of the construction road section can be indicated through the indicating structure.

The invention provides a laminated spiral type solid-liquid separator with vertical spiral shafts. The laminated spiral type solid-liquid separator comprises a filtering cavity, the spiral shafts, a driving device and a plurality of supporting plates; the filtering cavity, the spiral shafts and the driving device are supported and positioned through the plurality of supporting plates; the spiral shafts penetrate through the filtering cavity; the number of the spiral shafts is two or more, and the spiral shafts are vertically arranged in the filtering cavity from top to bottom; spiral blades of every two adjacent spiral shafts are embedded into each other; and the shape of each ring piece in a first closed ring piece set and a second closed ring piece set is matched with the appearance of the vertically-arranged spiral shafts. Due to the design that the spiral shafts are vertically arranged, the occupied area of the solid-liquid separator is small, a plurality of dehydrators can be designed side by side, the space utilization rate is greatly increased, the areas of water passing channels in the two sides of the filtering cavity are increased, filtered water is drained in time, and the working efficiency is improved.

The invention discloses a deep learning-based damage identification device for bridge construction and a use method, the deep learning-based damage identification device comprises a working box, a placement groove and a temperature controller assembly, the placement groove is formed in the working box, and the temperature controller assembly is mounted on one side of the working box; and one side of the top of the working box is in threaded connection with an electric control box, and a heating pipe is arranged in the temperature controller assembly. Through the arrangement of the temperature controller assembly, when a worker needs to regulate and control the temperature in the device, the heat dissipated in the temperature controller assembly can be regulated and controlled through the arrangement of the temperature controller assembly and the matching work of an adjusting knob and the screwing of the adjusting knob, and after the heating pipe and the air outlet groove are matched to work and current is connected, the heat dissipated in the temperature controller assembly can be adjusted and controlled. The heating pipe can emit heat according to the characteristics of the heating pipe, and the air outlet groove can transmit the heat generated when the heating pipe works into the working box, so that a worker can conveniently control the temperature in the working box, and a better working environment can be provided for a simulation test.

The objective of the present invention is to provide a dust cover for a ball joint which has good sealing performance at a small-diameter opening at the other end, and with which co-rotation of a plate member can be reliably prevented. In this dust cover for a ball joint, one end of a ball stud is held in a socket and the other end is secured by tightening, by means of a tightening means, a knuckle equipped with a notch part, a large-diameter opening at one end is affixed to and held on the socket side, a small-diameter opening on the other end is held on a shaft, and a plate member is held between the outer circumferential surface of the shaft and the inner circumferential surface of the knuckle on the small-diameter opening on the other end. This dust cover is configured such that the plate member is provided with an annular plate member, an annular seal part manufactured from a rubber-like elastic material and integrally formed on the inner circumferential side of the annular plate member, and an engaging protrusion that is manufactured from a rubber-like elastic material and engages the notch part on the knuckle-side surface of the annular plate member, with the annular seal part being compressed and held between the outer circumferential surface of the shaft and an annular step part provided on the inner circumferential surface of the knuckle.

PROBLEM TO BE SOLVED: To provide a press machine which can make a ram move straight vertically even when the ram is inclined right or left, and can prevent an advance and retract component of a ball screw mechanism for making the ram move up and down from co-rotating with regard to a rotating component, while being a simple structure.SOLUTION: The press machine includes a ram 6 supported at the right and left both ends to the body frame 1 so as to be capable of moving up and down through an elevating guide mechanism 7A, and a right and left pair of ball screw mechanisms 11 which makes the right and left both ends of the ram 6 move up and down individually. The elevating guide mechanism 7A allows right and left inclination of the ram 6. A rotation prevention / inclination allowance connecting mechanism 19 is provided, which connects a screw shaft 12 and the ram 6 which are the advance and retract component of the ball screw mechanism 11, in the state that the relative rotation of the screw shaft 12 around the axis is prevented, and in the state that the right and left inclination of the ram 6 is allowed. Between the body frame 1 and the ram 6, a straight movement guide mechanism 48 which regulates the right and left movement of the ram 6 is provided.

The invention relates to a psychological health adjusting robot with emotional abreaction and pacifying functions, which comprises a controller, an abreaction mechanism and a support base, an abreaction pile is arranged at the top of the support base, a pacifying robot is arranged at the top of the abreaction pile, and an arc cover plate is connected to the top of the pacifying robot. The abreaction mechanism comprises a shell base and a plurality of cambered surface splicing pieces, and the multiple cambered surface splicing pieces, the arc cover plate and the shell base are spliced to form an egg-shaped shell wrapping the outsides of the abreaction pile and the pacifying robot; the effects that the egg-shaped shell is beaten to release negative emotion, the egg-shaped shell is beaten and broken for comforting are achieved, a comforted object feels contained, the effect of reducing mental pressure is achieved in cooperation with manual tutoring, and the mental health of people is protected are achieved.

Provided is an insert supply device (1A) for supplying a coil-shaped insert (I) having a cutout (N) on the inside thereof to an insert insertion tool (3) including a hook (3b) that engages with the cutout (N) by rotating relative to the insert (I), the insert supply device (1A) including a pressing portion (14h) that presses the hook (3b) against the cutout (N), the pressing portion (14h) being configured to press the cutout (N) into the cutout (N), and the pressing portion (14h) being configured to press the cutout (N) into the cutout (N) by pressing the cutout (N) into the cutout (N) by rotating relative to the cutout (N). The pressing portion (14h) is pressed against the outer peripheral surface of the insert (I) before the hook (3b) is engaged with the notch (N), and is separated from the outer peripheral surface of the insert (I) after the hook (3b) is engaged with the notch (N). The invention provides an insert supply device which can prevent damage of an insert and the like by screwing the insert into an insert insertion tool and reliably clamping a notch and a hook.