158results about How to "Turn freely" patented technology

The invention discloses advertising equipment capable of turning over on three sides, comprising a driving shaft assembly and a driven shaft assembly, wherein the driving shaft assembly drives the driven shaft assembly to realize the triangular prism rotation. The advertising equipment is characterized by having the positioning function and comprising a locating assembly, wherein the locating assembly which movably coordinates with the driving shaft assembly makes a periodic movement when the driving shaft assembly rotates, the other end of the periodically-moving locating assembly coordinates with a locating structure arranged on the driven shaft assembly to realize the location of the triangular prism. The locking and the unlocking of the triangular prism is completed by a group of independent locating assemblies, the problem of big friction is overcome when the driven wheel rotates, therefore, the transmission mechanism and the triangular prism rotate freely and locate accurately, the locking and the unlocking of the locating assembly is realized synchronously with the driving mechanism and the driven mechanism without deflection, at the same time, the problem that the large power is needed supplying instantly when the motor starts can be avoided, the motor load can be greatly reduced, the failure rate can be reduced, the damage of the motor and the driving shaft can be reduced, and the maintenance cost and the failure rate can be decreased.

The invention discloses a protection device for a cable sheath in the power construction process. The protection device comprises a shell, wherein one or more rolling mechanisms are arranged at the upper end of the shell; a through hole axially perpendicular to a rotating shaft of each rolling mechanism is formed in the shell; a bearing is arranged in the through hole; an inner pipe is sleeved by the bearing; two ends of the inner pipe stretch out of the through hole; a conducting wire adjusting and fixing mechanism is arranged at each of the two ends of the inner pipe. By the adoption of the bearing arranged inside the shell, the cable moves forwards under the action of a dragger, a conducting wire is easy to automatically rotate due to the dead weight per se, and a twisted conducting wire is loosened to greatly facilitate moving or recycling of the conducting wire without damaging the wire sheath.

The invention discloses a rotary shower nozzle which comprises a shell, a face cover assembly, an impeller arranged in the shell in a rotatable mode and a planet retarding mechanism. Blades are arranged on the top face of the impeller, a rotary shaft is arranged at the eccentric position of the bottom face of the impeller, slant water holes are formed in the shell corresponding to the blades, the planet retarding mechanism contained in the shell comprises a gear arranged on the rotary shaft in a sleeved mode and a fixed gear ring arranged on the rotation face in the shell, the upper portion of the gear is provided with a first-stage reducing gear ring meshed with the fixed gear ring, the lower portion of the gear is provided with a driving gear ring, and the face cover assembly is meshed with the driving gear ring through an internally-arranged second-stage reducing gear ring. Transformation ratio transmission between the face cover assembly and the impeller is achieved through the planet retarding mechanism, the planet retarding mechanism can achieve two-stage reducing, the high-speed rotation impeller can accordingly drive the face cover assembly to rotate at the lower speed, the good dynamic massage effect is accordingly achieved, a quiet shower environment is provided, and meanwhile the perfect visual effect and the good comfortable degree of the human body are achieved.

The invention provides a cleaning device and an implementation method thereof. The cleaning device comprises a shell and supports arranged in the shell, and channels are formed between the supports. The device further comprises a poking device which is vertically and rotationally arranged, and the poking device can be used for poking basketballs in the channels to rotate; water inlet pipelines with sprayers and air inlet pipelines with air nozzles are further arranged on the side walls of the supports; the extending direction of the water inlet pipelines and the extending direction of the airinlet pipelines are consistent with the extending direction of the supports; a water filter screen is arranged at the lower part of the shell, and a water filtering cavity is formed between the waterfilter screen and a bottom plate of the shell. The method includes the steps of preparation, basketball cleaning, basketball drying and basketball output. In the basketball cleaning step, the basketballs can rotate around a vertical rotating shaft and can also rotate around a horizontal rotating shaft. According to the cleaning device and the implementation method thereof, an operator can use thedevice to clean and dry the basketballs in batches, cleanliness is achieved, the automation degree is high, and the device and the method are especially suitable for application and popularization inbasketball gyms and schools.

The invention relates to a particle or aerosol gathering unit of an office machine which is arranged on a position close to a printing department or a printing head, comprises a shell with an opening and a cleaning unit deployed in an absorption part; the shell has a space so as to be deployed with an absorption part provided with a plurality of passages; the absorption part is driven by a motor to freely rotate and oppositely generates the negative pressure effect to lead or collect particles or printing ink aerosol volatile in air to enter into the absorption part along the passages; in the course of the rotation of the absorption part, the cleaning unit collects or clears the particles or the printing ink aerosol so as to prevent the particles or the printing ink aerosol from effecting the printing quality.

The invention relates to a connector attachment which comprises a sleeve, wherein a connecting nut is axially limited and sheathed on the front end of the sleeve, the back end of the connector attachment is provided with a cable fixing structure for fixing a cable, the front end of a connecting nut bore is provided with an internal thread matched with an external thread on the connector, a locking damp structure is arranged between the connecting nut and the sleeve, and the sleeve is provided with a locking structure matched with the structure on the connector for stopping rotation. By arranging the threads connected with the connector at the front end of the connecting nut bore to connect the connector attachment onto the connector by means of the threads, the invention avoids the problem that holding screws are lost in the transportation process in case of connection by the holding screws in the prior art.

A leg of semi-trailer comprises an inner leg which can extend up and down, and an outer leg fixed at two sides of the front portion of semi-trailer, wherein the inner and outer legs are connected via a lead screw and a nut, a screw hole at center of the nut is communicated with an oil groove at upper portion, the nut is square with at least two layers arranged with strengthening ribs between, the upper layer of the nut is provided with a transition slope at center of which the oil groove in bucket shape is arranged, the strengthening rib is triangle, of which one edge is connected with the lower layer of the nut and another edge is connected with the middle of the nut. The invention sets the nut as square with at least two layers, to keep working stability of the nut and improve rotation torque resistance, thereby improving the lifting ability of the leg, and the invention sets the strengthening ribs to reduce the thickness of lower layer and middle cylinder, reduce nut weight, and keep the strength and rigidity of the nut, thereby prolonging the service life of the leg.

The invention relates to a child seat, in particular to a liftable child seat for pediatrics use. The technical problem of the invention is to provide a pediatric liftable child seat which can enhancethe curiosity of children, is suitable for children of multiple ages and has a high safety factor. A liftable child seat for pediatrics comprise a bottom plate, a slide rail, a slider, a fixing block, a support plate, a connecting rod, a rack, a first strut, a first rotating shaft, a gear, a hand rocker, ratchet teeth, pawls and so on; a sliding rail is vertically connected to the left and rightpositions in the middle of the top of the bottom plate, a sliding block is arranged on the sliding rail, and a fixing block is arranged on the top of the sliding rail. The invention realizes the adjustment of the height of the seat through the cooperation of the operator turning the hand rocker, the pawl and the ratchet tooth, and simultaneously utilizes the optimization of the friction mechanismand the deceleration mechanism to fully protect the children playing on the seat, so that the curiosity of the children is enhanced, the curiosity of the children is enhanced, the curiosity of the children is suitable for children of multiple ages, and the safety factor is high.

The invention provides a direction changing device and a transferring device. The direction changing device and the transferring device can lower a transferring surface and change assembling lines easily. According to the direction changing device and the transferring device, driving motors (7, 7') are arranged on multiple idler wheels (3, 3', 3') abutting against the lower surface of an object to be transferred respectively to form an idler wheel unit (10), and rotating mechanisms (4, 4', 4') enabling rotating shafts (3a) of the idler wheels (3, 3', 3') to rotate around longitudinal axes together are further arranged.

An endoscope comprises: an insertion section provided with a bendable section on the distal end side thereof, the bendable section being bendable at least in the vertical direction; an operating section to which the proximal end of the insertion section is connected; a pull-wire having a first end and a second end, the first end being connected to the insertion section and being pulled to bend the bendable section; a fixation member affixed to the second end of the pull-wire; a holding member for holding the affixation member; and a pulley provided within the operating section so that the pulley can pivot and having an arrangement section in which the holding member is arranged.

The invention relates to a sealing device, in particular to a sealing device for processing a bottle opening. The sealing device comprises a base bracket, a support frames, a driving motor, a capping frame, a feeding mechanism and the like. The bottom of one side of the base bracket is fixedly connected with a pair of supporting frames, the driving motor is installed on the top of the base bracket, the capping frame is fixedly connected to the upper portion of the base bracket, and the feeding mechanism is arranged on the base bracket. Through mutual cooperation of the feeding mechanism and a sealing mechanism, bottle caps can be continuously and automatically screwed to bottles to be sealed to seal the bottles, the speed of sealing the bottles is higher compared with the speed of manually screwing the bottle caps to seal the bottles, and the purpose of sealing the bottles can be achieved.

Provided is a lens device for a surveillance camera, with which it is possible to securely lock an operating ring without deforming a lens-barrel, and with which the locking operation of the operating ring can be performed easily. When a locking knob (46) is rotated, screwing in the locking knob (46) into the focus ring (14), a brake member (40) which is integrated with the locking knob (46) moves towards a focus ring (14) and the entire inner peripheral surface of the brake member (40) comes into contact with the focus ring (14). At the same time, a brake ring (42) moves in the direction away from the brake member (40), and the inner periphery of the brake ring (42) touches the focus ring (14). In the way, when the locking knob (46) is screwed into the focus ring (14), the brake member (40) and the brake ring (42) sandwich the focus ring (14) from above and below, thereby locking (fixing in place) the focus ring (14).

The invention discloses a rotational structure of a boiler rotary air heater, wherein the air heater is generally divided into a plurality of groups of heat-transfer surfaces, each group of the heat-transfer surfaces can rotate independently and respectively, or only one group can rotate independently and other groups of the heat-transfer surfaces remain stationary all the same. The rotational structure comprises headers of the heat-transfer surfaces of the air heater, a front rotating shaft, a back rotating shaft and corresponding front bearing and back bearing, an actuating mechanism and the like. The front and the back rotating shaft are round tubes and are hollow, and one side of each rotating shaft is welded on the headers at two sides of the heat-transfer surfaces of the air heater respectively, while the other side is connected with the bearings and in interference fit with the bearings. The other side of the connecting bearing of the back rotating shaft is selected to be connected with the driving actuating mechanism through a solid shaft. The rotational structure ensures that the air heater rotates freely and is convenient to mount, can rotate the air heater in the running process of a machine set, is applicable to air heaters arranged in any modes (a horizontal arrangement mode, a vertical arrangement mode or other arrangement modes), and has better universality.

The invention discloses a multimedia platform for the major of art design. The multimedia platform comprises a base, an electric push rod, a loudspeaker, a movable drawing board, a platform body and a touch screen control console, wherein the touch screen control console is arranged on the left side of the top of the platform body; a drawing board accommodating groove is formed in the right side of the top of the platform body; the movable drawing board is arranged in the drawing board accommodating groove in a matching manner; the right end of the movable drawing board is hinged on the platform body through a third damping shaft; a sundries box and a painting brush box are arranged at the left ends of the front side surface and the back side surface of the platform body respectively; a microphone placement groove is formed in the middle part of the left side surface of the platform body; a microphone is arranged in the microphone placement groove; the loudspeaker is arranged at the right end of the platform body; the electric push rod is arranged in the middle position of the bottom of the platform body; and the rod body of the electric push rod is fixed on the base. The multimedia platform is multifunctional, convenient to use and control, and capable of bringing convenience to a teacher in teaching and effectively improving teaching efficiency.

The present invention provides a vehicle with a footboard (3). If a reverse tank with a water supply port in the upper portion is housed to the bottom of the footboard (3), the cover for the opening (45) of a water supply needs to be reinstalled aiming to the footboard, therefore leading to reduced rigidity of the footboard, or may be detrimental to the appearance; so such a cover is not required. The reverse tank (21) housed in the footboard (3) is provided with an opening (45) of a water supply in an upper portion of the front end, wherein the opening (45) of a water supply has a detachable cover (25); and is provided with a pivot axis (40) at the rear end. The front end is fixed to a footboard portion frame (31) in a detachable way by a bolt (22), and the rear end portion is arranged to be able to rotate freely by a rotating shaft. Demounting the bolt (22) of the front end, and causing the surge tank to be swiveled in the direction of width of the vehicle. As long as the cover (25) the water supply is exposed outside to the footboard, it is possible to supply water from the water supply opening. Therefore, the cover for the opening (45) of the water supply needs not to be reinstalled aiming to the footboard.

The invention relates to an air locking rotary feeding machine, which comprises a shell. A rotor which divides an inner cavity of the shell into an upper portion and a lower portion and is longitudinally arranged is disposed in the shell, the rotor comprises a rotating shaft and a plurality of outwards radial spokes, the spokes are disposed on the rotating shaft, and a groove for holding materials is formed between each two adjacent spokes. An outer circle of the rotor, two end plates and the shell are machined, gaps are small (with sizes only ranging from 0.05mm to 0.10mm), an air locking performance is fine, and the air locking rotary feeding machine rotates freely. Simultaneously, the materials are filled in the grooves of the rotor, and contact with the inner wall of the shell when the rotor moves, secondary sealing is formed due to contact of the materials and the inner wall of the shell, particularly, a sealing effect for powdery materials is good, and an air locking effect is further strengthened. Accordingly, the air locking rotary feeding machine with the structure is fine in air locking effect, and dust pollution due to leakage of hot air is avoided.

A device for detecting the damage and aging of a battery plate of a solar photovoltaic battery module matrix is characterized in that a universal coupling base is fixedly connected with the top end of a tripod; a laser light source/LED light source is fixedly connected with a universal head on the top end of a universal coupling; and both poles of a large solar photovoltaic battery module matrix are connected with both poles of a digital voltmeter. The detection method comprises the following steps: aligning the laser light source/LED light source to one solar battery plate at night; measuring the output voltage of the large solar photovoltaic battery module matrix at the moment; comparing the measurement value with the factory preset standard open voltage of the solar battery plate; determining that the solar battery plate is damaged if the output voltage is zero, and recording the position; determining that the solar battery plate has no damages and aging if the output voltage is equal to or larger than 95% of the factory preset standard open voltage of the solar battery plate, determining that the solar battery plate is aged to different degrees if the output voltage is smaller than 95% of the factory preset standard open voltage of the solar battery plate; and detecting the battery plates one by one to obtain the final result. The device has a simple structure and a correct detection result, and is convenient in operation.

The invention relates to a window pulley and particularly relates to a window pulley convenient to disassemble and having an adjusting function. According to the window pulley convenient to disassemble and having the adjusting function, the pulley can be replaced conveniently, and the height of the installed pulley can be adjusted so that the window pulley can be suitable for windows of different heights. The window pulley convenient to disassemble and having the adjusting function comprises a supporting plate, baffles and screws, wherein arc-shaped plates are arranged on the two sides of the supporting plate; the baffles are rotationally arranged at front parts of the two arc-shaped plates; the screws are arranged on one sides of the two baffles in a threaded mode. The window pulley is advantaged in that a user rotates a screw rod, so a sliding block drives a first supporting rod to move upwards, the first supporting rod drives a hollow shaft and a pulley to move upwards, and then after the pulley is adjusted to a proper position, the user does not rotate the screw rod any more, so the height of the pulley can be adjusted to adapt to windows with different heights; and previous limitations are broken.

The invention relates to a multifunctional healthcare and hairdressing pillow. The pillow plays a unique role in protecting the head and the neck of a user lying down, reducing friction between the head and the surface of the pillow, increasing the comfort of the head resting on the pillow, improving sleep and improving the healthcare quality. The pillow allows the head to rest on and be protectedin a safe independent space relatively, stably and comfortably, the space can provide different angles of comfortable support to the head with the gesture change of the head, so that the head can remain in a scientifically stable state relatively, and the movement friction between the head and the surface of the pillow is reduced. At the same time, the space can be adjusted according to differenthead sizes. The pillow has the advantage that the semi-closed space surrounded by three sides fully exerts the healthcare, protection and heat insulation effects of the pillow on the head of the user; the pillow can support the head and the cervical vertebra of the user effectively in the lying state; the semi-closed space surrounded by three sides can effectively reduce interference of noise onthe ears; the inner layer and the outer layer are separated, so that the comfortable feeling of turning freely can be achieved.

An outdoor pay-off spool with a wire take-up device comprises a bottom support and a tray located above the bottom support. Universal wheels are arranged between the bottom support and the tray. A vertical positioning pile is arranged at the position of the center of the tray and used for coaxial connection of the tray and the bottom support. At least three adjusting rods around the positioning pile are arranged on the tray. Strip-shaped holes pointing at the positioning pile are formed in the joints of the bottoms of the adjusting rods and the tray, and the adjusting rods are located in the strip-shaped holes through fixing nuts. The adjusting rods in the strip-shaped holes can move towards the positioning pile. Threads matched with the fixing nuts are arranged at the bottoms of the adjusting rods. A pressing plate is arranged at the top of the positioning pile. The pressing plate penetrates the part between the two adjusting rods, the horizontal height of the pressing plate is smaller than the horizontal height of the top of each adjusting rod, and the pressing plate is provided with a rocking handle.

The invention discloses a non-assembled guardrail and mainly relates to the field of children guardrails. The non-assembled guardrail comprises a frame and a protecting net mounted on the frame, at least one first hinging piece capable of being locked at the horizontal state is arranged on the upper side and the lower side of the frame, and second hinging pieces capable of being locked at the L-shaped state are arranged at two bottom ends of the frame. The non-assembled guardrail has the advantages that the guardrail can be folded into one bunch of rods, convenience in non-assembled hinging and firmness in unfolding limitation are realized, selling, using and storing are facilitated, safety of the guardrail can be guaranteed, and the non-assembled guardrail is widely applicable to use of fences and enclosures on beds.

A detection device for a two-wheeled motor vehicle, which is a device for detecting the operation of an anti-lock braking system mounted on the two-wheeled motor vehicle, characterized in that it supports the front wheels of the two-wheeled motor vehicle, and the axes are arranged parallel to each other A pair of freely rotatable support rollers, and a pair of freely rotatable support rollers supporting the rear wheels of a two-wheeled motor vehicle, the axes of which are arranged parallel to each other, and a rotation speed measuring mechanism, which when the anti-lock braking system is at least When moving on one of the two wheels of a two-wheeled motor vehicle, the rotation speed of the wheel is measured by means of the support roller supporting the wheel, and the calculation means is based on the value obtained by the rotation speed measurement means. The peak value of the change in the rotation speed of the wheel accompanying the operation of the anti-lock brake system is obtained, and a determination means determines whether the peak value obtained by the calculation means is within a predetermined range.

A remote control feeding machine comprises a base, wherein a motor is fixedly arranged on the base, a winding roller is arranged on the base in a relatively rotating mode, the winding roller is in driving connection with the motor, a wire rope is wound outside the winding roller, and the other end of the wire rope is fixedly connected with a feeding shovel. The feeding shovel comprises a shovel head, wherein the upper end of the shovel head is fixedly connected with a shovel rod, and a remote control device is fixedly arranged on the shovel rod. The remote control feeding machine further comprises an instrument box, wherein alternating current contactors and a remote control receiver which are mutually connected are arranged in the instrument box. The remote control receiver corresponds to the remote control device, the remote control receiver is connected with the remote control device through signal communication, and the alternating current contactors are connected with the motor. A pulley support is fixedly arranged on the base, two parallel wire rope deflecting pulleys are arranged on the pulley support in a relatively rotating mode, and the wire rope penetrates through the middles of the two wire rope deflecting pulleys. Anti-falling covers are fixedly arranged at the upper portion of the winding roller, and the wire rope is wound between the winding roller and the anti-falling covers. A reducer is fixedly arranged on the base, the reducer is connected with the motor in a driving mode, and the winding roller is connected with the reducer in a driving mode.