50results about How to "Synchronous regulation" patented technology

The invention discloses a method and a system for realizing a Bluetooth subwoofer for televisions. The method comprises the following steps: when a Bluetooth subwoofer is connected with a television, original sound output of the television is retained, and the current volume value is sent to the Bluetooth subwoofer in real time; the Bluetooth subwoofer sends the crossover point frequency of the Bluetooth subwoofer and a television speaker to the television, and the frequency response curve characteristic of the television is adjusted after the television receives the crossover point frequency; and the rated output power of the Bluetooth subwoofer is determined according to the frequency response curve characteristic of the Bluetooth subwoofer and the rated output power of the television, and the current output power of the Bluetooth subwoofer is adjusted according to the current volume value of the television. According to the invention, through improvement on the process of connection between the Bluetooth subwoofer and the television, volume adjustment of the Bluetooth subwoofer and volume adjustment of the television are synchronized, and power and frequency response matching is realized automatically according to different television sizes. In addition, the problem that Bluetooth sound and picture are not synchronized is solved through the adoption of a low-latency Bluetooth data packet format.

The invention discloses a double-line palm closing type reinforcement bar straightening mechanism which comprises a fixed bracket consisting of four palm block sliding seats. Palm pressing blocks are arranged among the palm block sliding seats; each palm pressing block comprises a double-line connected fixed palm block, a double-line connected movable palm block and single-line movable palm blocks; separation check blocks are arranged on the upper surfaces of the double-line connected fixed palm blocks; two parallel reinforcement bars respectively pass through both sides of the separation check blocks of the double-line connected fixed palm block; each double-line connected movable palm block and the corresponding single-line movable palm block respectively encircle the reinforcement bars from the upper part and both left and right sides; palm pressing block driving devices for driving the double-line connected movable palm blocks and the single-line movable palm blocks to encircle and be separated are respectively arranged on the double-line connected movable palm blocks and the single-line movable palm blocks. The double-line palm closing type reinforcement bar straightening mechanism disclosed by the invention can extrude and strengthen two reinforcement bars in a time and the efficiency is doubled; meanwhile, due to adoption of an intermittent extruding mode for strengthening the reinforcement bars, the strengthening process is rapid and effective and no frictional loss exists. The invention also provides a novel double-line palm closing type reinforcement bar straightening machine adopting the double-line palm closing type reinforcement bar straightening mechanism.

The invention relates to the field of livestock and poultry breeding equipment, in particular to a broiler chicken rearing device. The broiler chicken rearing device comprises a hencoop body, a hencoop door opening is reserved in the front face of the hencoop body, the other three faces of the hencoop body are closed with grids, a hencoop door is arranged on the body, can be opened toward the inner side of the body and composed of multiple vertical strips, and gaps allowing chicken heads to stretch out are formed between the vertical strips; troughs capable of being adjusted one by one in the vertical direction are formed outside the hencoop body of the body, a water line capable of being matched with the troughs to be adjusted is arranged in the body, and the troughs and the water line are connected with an adjusting mechanism and driven by the adjusting mechanism to move in the vertical direction. The broiler chicken rearing device has the advantages of being reasonable in design and easy and convenient to use, the requirement for the troughs of different heights in the chicken rearing process can be met by adjusting the height of the troughs, synchronous adjustment of the water line height is considered, and an operator just needs to stand at the fixed position and conduct operation to wholly and synchronously adjust multiple hencoop rearing systems.

The invention discloses a clamp for machining a rear cover of an automobile air conditioning compressor. The clamp comprises a connecting seat fixedly arranged on a connecting flange, a positioning disc is arranged in the middle of the top end of the connecting seat, and the positioning disc is correspondingly and fixedly provided with a limiting pin and a supporting column, wherein the limiting pin and the supporting column are used for positioning a rear cover workpiece; and pressing devices for pressing the rear cover workpiece are arranged in the positions, located on the outer side of thepositioning disc, of the connecting seat. According to the clamp for machining the rear cover of the automobile air conditioning compressor, the pressing devices on the left side and the right side clamp the rear cover workpiece at the same time, stress is uniform, and the pressing point positions can be freely adjusted; the clamp is adaptive to the rear cover workpieces of different sizes, so that universality is high; and furthermore, the functions of further improving repeated positioning precision, improving production efficiency, reducing clamping time and the number of times, reducing labor intensity of workers and reducing machining procedures and personnel are achieved.

Systems and methods of adjusting synchronization of audio media streams and video media streams in 3G mobile communications systems that can mitigate the effects of temporal skew due to intervening processing elements associated with media channels carrying the respective media streams. The systems and methods are operative to adjust the synchronization of audio media streams and video media streams by receiving control messages that report delays due to such intervening processing elements, calculating a relative amount of delay using the reported delays for each media channel, and applying a delay factor based on the relative amount of delay to the faster media channel to place the audio media streams and the video media streams in proper temporal alignment. The delay factor is applied to the faster media channel at those locations within the mobile communications systems where the audio and video media streams are combined and/or separated for subsequent transmission.

The invention provides a digging device, capable of automatically adjusting depth, of a potato harvester. The digging device is characterized in that two U-shaped side end portions of a connecting bridge of a U-shaped structure are hinged to two connecting pieces through hinge pins IV respectively, the two connecting pieces are fixed at the two ends of a cross beam II and on the inner sides of two connecting arms I, the end portions of two pieces of convex lugs VI are provided with circular holes with the axes parallel to the movement direction of the potato harvester, a rotating shaft I is hinged to the inside of a circular hole in the central point of a U-shaped bottom edge of the connecting bridge, the stretch-end, passing through a cross beam III and a cross beam IV, of a rotating shaft II are installed in circular holes of the U-shaped side end portions of a U-shaped plate, the U-shaped bottom edge of U-shaped plate faces upwards, the corresponding ends of two hydraulic cylinders are hinged to a reinforcing plate through hinge pins V respectively, and the other corresponding ends of the two hydraulic cylinders are hinged to a lifting frame II fixed on the U-shaped side of a U-shaped frame respectively. The device can achieve automatic adjustment of the digging depth at the two sides during potato harvesting, the potato damage ratios is low, the self balancing effect of the whole device is good, and energy saving and consumption reduction are easily achieved.

The invention provides a multi-surface structural aluminum plate mounting structure, comprising: at least one aluminum plate, the top of a side of the at least one aluminum plate being connected with at least one first connecting portion, and the bottom of the side being connected with at least one second connecting portion; at least one first roller, the aluminum plates being connected with the first rollers through the first connecting portions, the first rollers being also connected with a wall through the third connecting portions, and the first rollers driving the aluminum plates to axially rotate around the first rollers through the first connecting portions; at least one second roller, the aluminum plates being connected with the second rollers through the second connecting portions, the second rollers being also connected with the wall through fourth connecting portions, and the second rollers driving the aluminum plates to axially rotate around the second rollers through the second connecting portions; at least one driving rollers in transmission connection with the first rollers and the second rollers and driving them to rotate in sync. Compared with the prior art, the multi-surface structural aluminum plate mounting structure enables efficiency and precision for adjusting multi-surface structural aluminum plates.

The invention discloses a live video stream transcoding system comprising a pickup and an image acquisition device which are positioned in a video recording room, wherein a first decoder is connected with the output ends of the pickup and the image acquisition device, a sound signal is divided into a plurality of sub-sound signals via the first decoder that is connected with a sub-sound unit used for storing the sub-sound signals; an image signal is divided into a plurality of sub-image signals via the first decoder that is connected with a sub-image unit used for storing the sub-image signals; the first decoder is connected with a catalog unit used for storing catalogs; a storage module is connected with the output end of the first decoder; the output end of the storage module is connected with the input end of the control module; and the output end of the control module is connected with an input end of a retrieval module. According to the system provided by the invention, work difficulty is reduced, and unsynchronized pictures and characters can be adjusted to be synchronous.

The invention provides a feeding device for livestock breeding and belongs to the technical field of livestock breeding equipment. The technical scheme includes that the feeding device comprises a cage, a dropping board arranged under the cage, a feed chute structure located at the front end of the cage, a power mechanism arranged at the top of the front side face of the cage and a waterline system penetrating the cage, and a cleaning mechanism used for cleaning droppings of the top surface of the dropping board is arranged on one side of the cage. The feeding device has the advantages that the cleaning structure arranged at the front end of the cage can have the droppings of the top surface of the dropping board cleaned, elevating parts are abutted against linkage gears to drive a cleaning roller stably and slowly to move to clean along the top surface of the dropping board, droppings of large cage equipment are cleaned conveniently and continuously in a concentrated manner, an operator cleans the droppings from one end of the cage timely, and ammonia concentration of a shed is reduced; nipple type drinkers are adopted, cross infection of meat ducks is reduced, and multiple feed chutes of a meat duck cage can be adjusted entirely and synchronously by operation of the operator standing in a fixed position as required.

The invention provides a multifunctional multi-station clamping jaw structure for automobile overhauls, and relates to the technical field of overhaul clamps. The problems that when multiple groups ofclamps are switched, usually, the clamps are adjusted by hand one by one, on one hand, the time is wasted by one-by-one adjusting, on the other hand, when the clamps are adjusted by hand, burrs and oil dirt on the clamps easily make contact with hands, thus, the hands are damaged and contaminated, when the clamps are adjusted to be clamped, usually, the movable clamps move, the fixed clamps do not move, and the adjusting time is prolonged are solved. The multifunctional multi-station clamping jaw structure for automobile overhauls comprises a fixed seat. A sliding seat A is fixedly connectedto the fixed seat through bolts. As gears are welded to rotary shafts, clamp blocks are further welded to the rotary shafts, and the gears are engaged with tooth rows, when main blocks slide in sliding grooves B, the clamp blocks are in a rotating state; and as check blocks are welded to clamp seats, when the gears make contact with the check blocks, the clamp blocks are in a 90-degree rotating state, and therefore the clamp blocks are switched.

A tensioning device with tension and gravity capable of being adjusted synchronously and on the lower portion of an elevator comprises a counter weight mechanism (device) and a lever. A lever adjusting mechanism (device) is installed on an enclosure on the lower portion of the elevator and connected with one end of the lever, the other end of the lever is connected with the counter weight mechanism, the middle of the lever is connected with a lever rotation shaft mechanism (device) through a sliding supporting plate, and the lever rotation shaft mechanism is connected with a steering chain wheel assembly or a belt pulley assembly on the lower portion of the elevator. The lever adjusting mechanism is a nut lead screw mechanism. A left tensioning device with tension and gravity capable of being adjusted synchronously and on the lower portion of the elevator and a right tensioning device with tension and gravity capable of being adjusted synchronously and on the lower portion of the elevator are arranged on the lower portion of the elevator. The tensioning device is balanced in tension, effectively prevents the steering chain wheel assembly or the belt pulley assembly on the lower portion of the elevator from deviating from a chain or a belt, and is reliable in running.

The invention relates to a wheelchair structure capable of changing the revolution radius of travelling wheels. The wheelchair structure comprises a bottom plate, wherein a plurality of travelling wheel groups are mounted below the bottom plate; each travelling wheel group comprises a driving disk which is rotatably connected with the bottom plate; a plurality of parallelogram mechanisms are sequentially mounted on the outer end surface of each driving disk in the circumferential direction; each parallelogram mechanism comprises a locating rod which is fixedly connected with the correspondingdriving disk; the extending direction of each locating rod is parallel to the outer end surface of the corresponding driving disk; in each parallelogram mechanism, a connecting rod parallel to the corresponding locating rod is a translation rod; and each travelling wheel is rotatably mounted at one end away from the rotating axis of the corresponding driving disk, of the corresponding translationrod. According to the wheelchair structure disclosed by the invention, according to the height of an obstacle which needs to be cut across, the revolution radius of the travelling wheels in the travelling wheel groups along the driving axis can be adjusted, and the angle of a seat plate can be adjusted according to the climbing angle.

A sliding headliner for a motor vehicle that is movably guided on guides on both sides and that comprises a flexible shading element, whereby the invention provides that the shading element is tightened by two side profile strips of the sliding headliner, which strips are movably guided on the two guides, that each guide has a front guide section and a rear guide section, that the two side profile strips are held at a distance from one another by the rear guide sections under tightening of the shading element in the transverse direction and are guided in a non-tightened manner in the transverse direction by the front guide sections, and that the side profile strips are held at a distance from one another in the transverse direction on the front guide sections by their own bending stiffness and/or by a cross bow.

The embodiment of the invention provides an accumulator car steering device. The accumulator car steering device comprises steering supports, a steering connecting plate, a fixed plate, a car frame locating shaft and a pair of damping connecting assemblies. The two ends of the steering connecting plate are provided with mounting positions. Each damping connecting assembly comprises a fixed part and an adjusting part, the fixing part is movably mounted in the corresponding mounting position, and the adjusting part is in a strip shape. The two adjusting parts extend to the middle position of thesteering connecting plate to intersect in the horizontal direction. An adjusting rotor is arranged at the intersection of the two adjusting parts. The adjusting rotor is engaged between the two adjusting parts. Through the accumulator car steering device, the mounting position of a front shock absorber can be flexibly adjusted according to the width of a tire to adapt to tires with different tiretreads.

The invention discloses a size adjustable power substation electromechanical equipment installing mechanism. The size adjustable power substation electromechanical equipment installing mechanism comprises a spliced base, a movable mechanism and a supporting frame. The spliced base comprises a first strip-shaped plate and a second strip-shaped plate which can be fixedly arranged in a contraction manner. The movable mechanism comprises a walking assembly and a regular quadrangular frustum pyramid frame. The walking assembly comprises adjustable included angle X-shaped landing legs, supporting plates and walking wheels. The regular quadrangular frustum pyramid frame is arranged in the manner that a bottom panel, four support columns and a top panel are integrally formed from bottom to top. Protruding columns are arranged on the top faces of the supporting plates. The bottom face of the bottom panel is concaved upwards to form an annular sliding way containing the protruding columns, and the protruding columns can slide through the annular sliding way. The supporting frame comprises a vertical rod and a horizontal rod, wherein the end portion of the vertical rod is hinged to the end portion of the horizontal rod. The spliced base of the size adjustable power substation electromechanical equipment installing mechanism is arranged in a contraction manner, the width of the spliced base can be adjusted, and accordingly the sliding way interval is adjusted; and each of the first strip-shaped plate and the second strip-shaped plate is formed by splicing multiple plate bodies, the length of the spliced base can be adjusted so that the spliced base can be applicable to different power substation narrow spaces, the stable base is provided, and an operation platform for workers to repair electromechanical equipment is enlarged.

The invention provides an audio synchronization adjustment method and audio equipment.The audio synchronization adjustment method is applied to first audio equipment, the first audio equipment is in communication connection with second audio equipment, and the audio synchronization adjustment method comprises the steps that when an audio operation instruction is detected, the audio operation instruction is forwarded to the second audio equipment, the second audio equipment carries out audio adjustment according to the audio adjustment instruction at the audio operation time and the audio operation moment; wherein the audio operation instruction comprises audio operation time, audio operation moment and an audio adjustment instruction; extracting an audio operation time, an audio operation moment and an audio adjustment instruction included in the audio operation instruction; and performing audio adjustment according to the audio adjustment instruction at the audio operation time and the audio operation moment. Therefore, by implementing the implementation mode, when a user uses a single audio device to carry out audio adjustment, the synchronization precision of the multiple audio devices can be improved to a microsecond level, so that the synchronization effect of the multiple audio devices is improved.