593results about How to "Move freely" patented technology

A clamping device including a generally C-shaped frame having first and second ends. The first end of the C-shaped frame is uniquely provided with a first through bore and a second angularly extending bore. The device further includes an elongated threaded rod having an external thread and being telescopically movable within the through bore. A novel control member having a rack-like upper surface is disposed within the second bore of the C-clamp frame for movement into and out of the engagement with the threaded rod in response to manual force exerted on the control member and also in response to forces exerted on the out-board end of the threaded rod urging it in a direction toward engagement with the work piece.

The invention discloses a segment assembled simple box girder movable trestle construction method. The required construction simple box girder has single hole or multiple holes, and is assembled by a plurality of longitudinal (i.e. along bridge direction) segment box grinders; the method comprises the following steps: prefabricating all the segment box girders for assembling the simple box girder in concentration; assembling and erecting the first hole grinder, which comprises the steps of: assembling and erecting the trestle (i.e. assembling platform), hanging the segments on to the assembling platform according to the assembling sequence and adjusting the arch degree, line style and position accurately, constructing the segments on the assembling platform by segment assembling construction technology until complete the whole hole grinder construction, and dismounting the trestle and moving to the next hole grinder; and performing the subsequent hole grinders in order according to the construction steps of the first hole grinder. the invention achieves the advantages of simple steps, low construction difficulty, short construction cycle and low onetime fund investment; can solves the practical problems existing in the segment assembling construction process of current large-span bridge fabrication machine.

The invention provides a spirally driven walking robot in a pipe, which consists of a power-driven device, a walking guide device and a universal joint (8) connecting the power-driven device and the walking guide device; the power-driven device is formed by a motor (1) driving a circular rotor (5); the outer wall of the circular rotor (5) is respectively provided with three groups of symmetrically distributed wheel carriers (2); each group of wheel carrier (2) is provided with two wheels (3), and the rotating axes of the two wheels forms an acute elevation angle with the axes of the rotor (5); the walking guide device consists of three groups of symmetrically distributed guide wheel carriers (12) which are arranged on the outer wall of a cylinder or a cylindrical body (11); each group of guide wheel carrier (12) is provided with two wheels (10), and the rotating axes of the two wheels is vertical to the axes of the cylindrical body (11); and the wheel carriers (2) on the rotor (5) of the power-driven device and the guide wheel carriers (12) on the cylinder or the cylindrical body (11) of the walking guide device are all floating bodies, and certain radial dilation generated by a spring (9) is used to make all wheels on the wheel carriers (2) and the guide wheel carriers (12) always attach to the inner wall of the pipe. The motor drives the walking robot in the pipe to advance or retreat along the axes direction of the pipe.

An ear tag for marking animals includes a female portion consisting of a female head optionally borne by or formed in a first panel, a male portion consisting of a male punch optionally borne by or formed in a second panel, identifying means being borne by at least one of the male or female portions. The male punch is configured in two separable elements, one of which is housed in the female head and the other forms an organic matter sampling device during the passage of the male punch through the ear of an animal, which is moveable in an axial channel thereof and is withdrawn through the panel of the male portion after fastening the tag onto the animal's ear.

A device used to test magnetic suspension performance of high temperature superconductive block consists of planar two-dimensional accurate positioner, support frame, sliding base, guiding screw, base cover, sliding jacket of guiding screw, guiding force and vertical force transducers, hanging plate, mechanism for hang sample and computer. It is featured as fixing electric cylinder on beam plate, connecting screw to sliding base by passing screw through beam plate in order to let said device detect out relation of vertical force or guiding force to displacement and time as well as magnetic rigidity of vertical force or guiding force.

The invention discloses an intelligent high/low-voltage switch cabinet capable of realizing remote monitoring. The intelligent high/low-voltage switch cabinet comprises a switch cabinet body. The top portion of the cabinet body is fixedly provided with an LED communication device, a heat radiation device and a monitoring camera device. The cabinet body is internally provided with a cabinet body monitoring device. The bottom surface in the switch cabinet body is provided with a cabinet body driving device. An electric push rod is connected with a cabinet door. The outer layer of the cabinet door is provided with a meter area, a password input device, a key area and a fingerprint unlocking device. The inner layer of the cabinet door is provided with a guide bar, a first ball screw rod, a first bevel gear, a second bevel gear, a first L-shaped plate, a first motor, a first servo motor, a slide base, a first guide rail, a second guide rail, a left L-shaped plate, a right L-shaped plate, a second motor plate, a second servo motor, a second ball screw rod, a slide plate and a temperature measuring device. The intelligent high/low-voltage switch cabinet realizes communication through LED optical signals, is stable and fast in speed, can realize remote operation, has four encryption modes, is safer, and realizes automation and full coverage of remote monitoring through the temperature measuring device and a motion mechanism.

The invention discloses a light-compensating assemble type household vegetable garden planting device, and relates to the technical field of indoor planting. The device is characterized by comprising a photovoltaic panel, a storage battery, a microcomputer controller, a minitype pump, an LED light-compensating lamp, an ultraviolet sterilization lamp and a planting table, wherein the photovoltaic panel is electrically connected with the storage battery; the storage battery is electrically connected with the microcomputer controller; the microcomputer controller is electrically connected with the minitype pump, the LED light-compensating lamp and the ultraviolet sterilization lamp through conducting wires respectively; the planting table comprises a trough and a frame body; the frame body is arranged at the upper part of the trough; the minitype pump is arranged in the trough; the water outlet nozzle of the minitype pump is positioned at the top of the frame body; the LED light-compensating lamp and the ultraviolet sterilization lamp are arranged at the top of the frame body or the lateral side of the frame body. The device can realize efficient continuous operation through solar energy and implement automatic watering, is convenient for use, environment-friendly and healthy, can improve the indoor environment for planting vegetables, and is small in occupied area, convenient for gardening, large in available planting area, and good in vegetal growth.

The invention provides a POE switch testing device and a detection method thereof. The POE switch testing device comprises a temperature and humidity adjusting box; a POE switch system disposed in the temperature and humidity adjusting box; a POE system detection tool module connected with the POE switch system, arranged outside the temperature and humidity adjusting box, and used for detecting the power supply function of the POE switch system; an IP network camera connected with the POE switch system and arranged outside the temperature and humidity adjusting box; a temperature acquisition module connected with the POE switch system and used for detecting the temperature rise state of the POE switch system; and a PC arranged outside the temperature and humidity adjusting box, connected with the POE system detection tool module and used for detecting the data packet transmitting and receiving function of the POE switch system. The POE switch testing device solves the defects and the abuses of a conventional detection system using single AC voltage and power frequency by using different AC voltage and power frequency according to users at different regions.

The invention discloses a computer-controlled servo 3D bayonet tufted carpet machine which comprises a group of front and rear racks which stand opposite to each other, wherein the front rack is provided with a cloth locking mechanism for supporting and binding the corners of carpet base cloth, and the rear rack is provided with a displacement mechanism; a tufting head is arranged on the displacement mechanism towards the front rack, and the touch surface of the tufting head involves the whole region in the front rack under the condition that the tufting head is driven by the displacement mechanism. The rack is vertically arranged and is divided into two, and the rack is flexibly arranged and is convenient to move; the whole size of the rack is not changed, but a large part of space is occupied aloft, and the landing area is smaller. Only one tufting head can move and tuft in the whole range of the carpet base cloth, and is widely suitable for various different carpet twines, the speed is relatively high, the precision is improved, the details of the original carpet pattern is shown easily, the finished carpet pattern product is lossless, and more importantly, a carpet with a stereoscopic 3D effect can also be woven.

A method for manufacturing a high power electrode for a lithium secondary battery contemplates (a) preparing EC (ethylene carbonate) solution by dissolving EC crystals in a suitable solvent; (b) dissolving a binder in a suitable solvent to make a binder solution, and then adding and sufficiently mixing into the binder solution, an active electrode material and an electrically conductive material of a desired composition; (c) adding a predetermined amount of the EC solution prepared in the step (a) to the binder solution obtained in the step (b); (d) stirring the mixture of the EC solution and the binder solution sufficiently to make a slurry as an electrode binder to be coated on an electrode; (e) coating the slurry onto a collector; (f) sufficiently drying the coated slurry at a predetermined temperature; and (g) making a final electrode by compressing a dried electrode structure at a predetermined pressure after the coated slurry is dry.

The invention discloses a robot walking outside a pipeline, which consists of a power driving device, a walking guide device and an elastic element assembly (11) connected with the walking guide device. The power driving device is a rotary body consisting of a cylindrical body (1) and a cylindrical driving main body (4) through a rolling bearing (3), the inner wall of the cylindrical body (1) is fixedly provided with more than one motor (2), and a motor shaft is parallel to the axis of the cylindrical body (1) and is provided with a gear (6); one end of the inner wall of the cylindrical driving main body (4) is fixedly provided with an annular gear (5) which is engaged with the gear (6), the inner wall of the cylindrical driving main body (4) is provided with a group of driving wheels (8), and the rotating axes of the driving wheels (8) and the cylindrical driving main body (4) form an acute angle; and the inner wall of a cylindrical guide main body (12) of the walking guide device is provided with at least more than two groups of guide wheels (14), and the rotating axes of the guide wheels (14) are mutually vertical to the axis of the cylindrical guide main body (12). Both a mounting frame (7) and a guide wheel carrier (13) are floating bodies, and an elastic element (15) is used for producing a certain radial expansion amount so that the driving wheels (8) and the guide wheels (14) are attached to the outer wall of the pipeline (10) all the time. After the driving of the motor, the motor can advance or retract along the axis direction of the pipeline, and can be used for operations such as outer pipe quality detection, maintenance, repair and the like of various pipelines and stayed bridge cables.

The invention relates to a cleaning device, in particular to an effective cleaning device of a rare earth excavator. The effective cleaning device has high cleaning effect and comprises a brush, a rotary motor, a first connecting rod, a first sliding bush, a fixed plate, a slide shaft, an oscillating rod, a brace, a supporting rod, vanes, a cart, a stand, a box, a first hose, a water pump, a first rotating shaft, a first bearing block, a support, a first bevel gear, a second bevel gear, a second rotating shaft, a second bearing block and the like. The fixed plate, the brace, the supporting rod, the stand and the support are sequentially arranged on the top of the cart from left to right. The cleaning device has high cleaning effect. With a first gear and a rack arranged, the rotary motor rotates to drive the oscillating rod to oscillate up and down so as to drive the brush to clean the rare earth excavator.

The invention relates to a movable fixed lamp switch, which comprises a switching device and a lamp control device, wherein, a switch outer shell of the switching device is provided with a switch pedestal; a switch key is arranged in the front of the switch pedestal; a fixed device is arranged on the rear of the switch pedestal; a signal transmitting module is arranged inside the switch pedestal;signals which are transmitted by the signal transmitting module are light signals; a transmission window is arranged on the switch pedestal; the light signals are transmitted to the outside world through the transmission window. The movable fixed lamp switch can be moved arbitrarily, is convenient to be matched with the room layout, has no electric shock hazard and no safety hidden danger due to generation of electric sparks, and does not need a battery for power supply. Because functions are increased under the condition that the appearance of the prior fixed lamp switch is almost unchanged,people have a sense of curiosity and are easy to accept the novel thing.

The invention discloses a portable electrocardiograph monitoring system. The portable electrocardiograph monitoring system comprises two non-contact electrode slices, a pectoral girdle, a Zigbee ECG collecting and transmitting module, a Zigbee wireless receiving module and an embedded displaying and alarming module. The two non-contact electrode slices are mounted on circular electrode slice clamping grooves in the inner side of the pectoral girdle respectively. The Zigbee ECG collecting and transmitting module is mounted on a fixed clamping groove in the outer side of the pectoral girdle. The Zigbee ECG collecting and transmitting module is connected with the two non-contact electrode slices through signal output lines. The Zigbee wireless receiving module is connected with the embedded displaying and alarming module through a serial port circuit. The portable electrocardiograph monitoring system has the advantages that operation is simple, moving is convenient, the system is in a non-contact type, the electrocardiogram and heart rate of a user can be displayed in real time, an alarming short message can be sent when the heart rate is abnormal, ECG data can be stored in an SD card, and the ECG data can be further analyzed conveniently.

Provided is a training simulation system which enables a trainee and an instructor to simultaneously exchange voice bidirectionally while watching images for training and is approximated by dental clinics, in such a state that the system can be adapted to the 9 o'clock position. A training table E for trainees having a head model 15, medical care equipment 2, and a liquid crystal display device 45 for images and speech communication and a training table for instructors to which a three-dimensional measurement unit etc. are added are electrically connected to each other so as to be able to communicate information, and images and voices of training conditions of the trainee and those of the instructor are transmitted bidirectionally, and the system is adapted to the 12 o'clock position where the trainee and the instructor are in the side opposite to the existence side of a body model 14 with respect to the head model as well as the 9 o'clock position where they are in the right of the head model 15.

The invention discloses a storage omnidirectional mobile platform with a gravity monitoring function. The storage omnidirectional mobile platform with the gravity monitoring function comprises a chassis frame, and four groups of road wheels located at the bottom of the chassis frame; and the storage omnidirectional mobile platform with the gravity monitoring function is characterized in that the road wheels comprises omnidirectional wheels which are connected with the chassis frame by an omnidirectional wheel support, and a pressure sensor is arranged between the omnidirectional wheel supportand the chassis frame; the four groups of road wheels are all provided with motors, and the four motors can work simultaneously or separately; and the pressure of the four omnidirectional wheels is measured by the pressure sensor, and the gravity of the whole platform is calculated. Front-and-back movement and left-and-right movement, and tasks of rotation in situ and any radius turning are finished with high stability and high precision, and omnidirectional movement of the platform is achieved; the platform can move freely in a small space; and the gravity of the platform is calculated, the state of motion is changed in real time according to changes of the gravity, and the movement is more smooth and steady; and the structure is simple, and practicability is high.

The invention discloses a steel structure numerical control assembly center. The steel structure numerical control assembly center comprises a fixed device, a moving device, a T-shaped fixing seat and a long framework formed by splicing multiple sections of a steel structure framework. The T-shaped fixing seat is located in the middle of the long framework; the fixed device and the moving device are installed at the two ends of the long framework respectively; the fixed device is fastened to the steel structure framework through the T-shaped fixing seat to serve as a positioning reference; the moving device is installed on the steel structure framework through sliding blocks and sliding ways; the moving device is provided with a gear set, a servo motor and a speed reducer which are connected in sequence; a magnetic railing ruler and a gear rack connected with the gear set are installed on the two sides of the T-shaped fixing seat respectively; the magnetic railing ruler is composed of a ruler body and an inductor arranged on the ruler body; the inductor is connected with a control panel disposed on the fixed device through a data line. By means of the steel structure numerical control assembly center, a steel structure pipe fitting can be welded in an omni-directional and shifting mode, necessary work and work difficulty are reduced for workers, and the work efficiency and the equipment operation safety are improved.

The passive channel correcting method based on non-linear antenna array includes: configuring the antenna array as non-linear form containing translation invariant array element pairs; detecting single-bearing sea echo with the translation invariant array element pairs; estimating the channel amplitude mismatch ratio with the sea echo to realize amplitude correction; and estimating the channel phase mismatch ratio with the single-bearing sea echo with corrected amplitude and known array position information to realize phase correction. The present invention is one true passive channel correcting method needing no any auxiliary signal source, and has the advantages of no ship echo interference and multipath effect, high precision and robustness, less operation amount, capacity of uninterrupted operation, greatly improved radar application flexibility, raised detection performance, and low cost.

The invention relates to the technical field of electronics, in particular to a movable projector bracket capable of finely adjusting the height. The movable projector bracket comprises an outer shell; the top of the outer shell is fixedly connected with a push rod motor; an output shaft of the push rod motor is fixedly connected with an inner shell; a first bevel gear is mounted in the inner shell; a screw cap is arranged in the first bevel gear; a screw rod is in threaded connection into the screw cap; the top of the screw rod is fixedly connected with a connecting rod; the top of the connecting rod is rotationally connected to a placing table; a self-locking motor is fixedly connected to the outer wall of the right side of the inner shell; and an output shaft of the self-locking motor is fixedly connected with a second bevel gear. The movable projector bracket is suitable for places requesting precise projection of projectors on screens; after the projectors move by proper distancesand angles, a push rod motor is controlled for rough adjustment of the height, and the self-locking motor is controlled to rotate; under the effects of gear engagement and threaded connection, the height is finely adjusted; and the device can randomly move to achieve convenience and flexibility, achieves high height adjusting precision, and can totally match the projectors on curtains to bring comfortable experiences for lookers.

The invention discloses a calibration method for circular structured light. The method comprises steps that a calibration plate and a to-be-calibrated circular structured light cone surface are arranged in an intersected mode, and a structured light curve generated because of intersection of the circular structured light cone surface and the calibration plate is made to appear on the calibration plate; on the basis of maintaining intersection of the calibration plate and the to-be-calibrated circular structured light cone surface, moving the calibration plate, N corresponding structured lightcurve pictures are shot; mark points of the calibration plate are utilized to calibrate internal parameters of the camera and external parameters of the camera relative to each structured light curvepicture, and a light curve discrete point coordinate corresponding to each structured light curve picture is solved; all the light curve discrete point coordinates are utilized to carry out non-linearfitting to acquire a circular structured light cone surface equation, and each parameter of the to-be-calibrated circular structured light cone surface is solved. The method is advantaged in that therelated device structure is simple, the method is easy for realization, and cost is relatively low.