73results about How to "Guaranteed space utilization" patented technology

The invention relates to a device for vacuum laser welding and belongs to the technical field of vacuum laser welding. The device comprises a laser welding device (1), a vacuum chamber assembly (2), a vacuumizing assembly (3) and a supporting and clamping assembly (4), wherein the supporting and clamping assembly (4) comprises a chuck body (41), a clamping claw (42) and a fixing support (43). The supporting and clamping assembly adopts the claw on the chuck to clamp a member to be welded, simultaneously a vacuum cavity body is fixed on the chuck body through the fixing support so as to ensure that the member to be welded rotate synchronously with the vacuum cavity under the rotary welding mode of the member to be welded, relative motion of the member to be welded and the vacuum cavity body is eliminated, good sealing effect is ensured, the structure is convenient and fast to assemble and clamp, space utilization rate of the vacuum cavity body is high, and the vacuumizing process consumes short time.

The embodiment of the invention provides a medical treatment cooler, which can realize the automatic storing and taking of samples in large batch fast. The medical treatment cooler comprises a storing and taking port, a tray arranged nearby the storing and taking port, a first slide rail arranged along the Z axis direction, a sample storing area and a mechanical grabbing device, wherein the mechanical grabbing device is connected to the first slide rail and can slide up and down along the Z axis direction. The mechanical grabbing device comprises a telescopic arm provided with a manipulator; the telescopic arm can be unfolded and folded along the X axis direction, so as to send the manipulator into the sample storing area or returning the manipulator from the interior of the sample storing area. The sample storing area comprises at least two layers of storing discs, and the distance between the any two layers of storing discs is adjustable. The medical treatment cooler is suitable for the field of medical treatment sample data management.

The invention provides a crawling torque output control method and device, and an automobile. The method comprises the following steps of during starting, detecting the change state of braking main cylinder pressure; responding to the condition that the braking main cylinder pressure starts to decrease, outputting a crawling torque target value. By using the scheme, when the automobile starts, theinterval time from the crawling operation started by a driver to the crawling torque outputted by a motor can be shortened, so that the crawling torque response speed can be accelerated.

A small fresh air fan comprises a machine shell, an old air exhaust system, a fresh air system and a heat exchanger arranged between the old air exhaust system and the fresh air system, wherein the old air exhaust system and the fresh air system are arranged in the machine shell, the old air exhaust system comprises an old air suction area and an old air exhaust area which are separately arranged, the fresh air system comprises a fresh air suction are and a fresh air exhaust area which are separately arranged, a fresh air heat exchange outlet and a fresh air heat exchange inlet are correspondingly formed in the heat exchanger to form a fresh air channel, and an exhaust air heat exchange inlet and an exhaust air heat exchange outlet are correspondingly formed in the heat exchanger to form an exhaust air channel; the average wind velocity of the section of the heat exchanger is 0.7-1.1 m/s, and wind resistance is 90-120 Pa. The small fresh air fan is high in space utilization rate, low in noise, capable of preventing blocking, high in fresh air volume, high in comfort level, good in energy saving effect and high in exhaust efficiency, and high-efficiency operation of the whole machine can be ensured.

The invention refers to a mechanical dust-proof eraser, comprising a scrubbing brush and an eraser shell, wherein the scrubbing brush is full of gaps, the eraser shell has clapboard inside, the upward side of clapboard has gear drive mechanism which can make the primary fan and secondary fan turn, the downward side of clapboard has primary fan and secondary fan, wherein the primary fan and secondary fan are all facing the gaps on the scrubbing brush. The technical proposal of eraser completely uses the friction between eraser and blackboard as power source during using without electricity or changing battery which has lower cost. In additional, the eraser can also realize multi-level acceleration and guarantee the rotary speed of the fan, adequate suction of the two fans to the greatest extent possible.

The invention discloses an electric telescopic high-speed photographic apparatus mechanism on self-service equipment. The high-speed photographic apparatus mechanism comprises a high-speed photographic apparatus mechanism and a motor transmission mechanism for driving the high-speed photographic apparatus mechanism to stretch out and draw back. The high-speed photographic apparatus mechanism is installed in the fixing support through a linear sliding rail. The fixed bracket is provided with a high-speed photographic apparatus mechanism linear mounting groove with a rectangular cross section. Rectangular long holes with the length matched with the moving stroke of the high-speed photographic apparatus mechanism are formed in the two side walls in the axial direction of the high-speed photographic apparatus. The motor transmission mechanism comprises a synchronous motor, a driving wheel connected with the synchronous motor and a driven wheel connected with the driving wheel through a conveying belt, and a fixing plate fixed to the conveying belt penetrates through a rectangular long hole in one side to be fixed to the side wall of the high-speed photographic apparatus mechanism. According to the invention, the telescopic control of the high-speed photographic apparatus is realized.

The invention discloses an open type 3D printer based on cold printing. The open type 3D printer based on cold printing comprises a rack, a transmission system, a 3D printing nozzle and a printing platform. The printing platform comprises a leveling substrate and a model substrate located above the leveling substrate, wherein the outer side of the leveling substrate is provided with M limiting strips, the upper surface of the leveling substrate is provided with N positioning bosses, and at least two of the M limiting strips are oppositely arranged; and the upper surface of the model substrate is provided with a cold printed film, the lower surface of the model substrate is provided with N positioning magnets corresponding to the positioning bosses, the positioning magnets and the positioning bosses are attracted to each other when the positioning magnets make contact with the positioning bosses, so that the leveling substrate and the model substrate are fixed together, M is larger than or equal to 2, and N is larger than or equal to 2. The open type 3D printer based on cold printing can improve the model adhesive capacity, reduce model disengaging and edge warping and solve the problem of forming platform deformation caused by hot bed heating and other problems and meanwhile is high in transmission precision.

A main cable of a suspension bridge is a main load part of the suspension bridge, and a dehumidification degree of the main cable of the suspension bridge is related to a service life and a safety coefficient of the suspension bridge. According to a suspension bridge main cable structure utilizing ventilation steel pipes for dehumidification, effective air humidity control is performed on the maincable through the ventilation steel pipes, the suspension bridge main cable can keep air in the main cable to be dry, and a service life of a bridge is prolonged.

The present invention discloses production process of super strong GRP tray, and the super strong GRP tray is made with super strong GRP rod and super strong GRP plate and through ultrasonic, heating or pressurized welding. The super strong GRP tray may be made with only super strong GRP plate and the corresponding production process includes the steps of cutting material, forming, combining, welding or adhering. Or, super strong GRP tray may be made with super strong GRP plate and super strong GRP to form skeleton, and the corresponding production process includes the steps of cutting material, forming plate, locating the facing sheet, pressurizing the rods, welding, etc. The super strong GRP tray product has the advantages of high mechanical performance, powerful bearing capacity and low cost.

The invention discloses a mirror, comprising a fixing housing; the middle of the front end face of the fixing housing is provided with a receiving channel that opens forward; a rotating plate is mounted in the receiving channel; a one-way mirror is fixedly embedded in the middle of the front end face of the rotating plate; a slide channel is communicated with the receiving channel; a shank of a threaded shaft passes through the slide channel and is sleeved with a differential lifting device; the left and right of the front end face of the fixing housing are symmetrically provided with rockingchannels that are vertical and that open forward; the parts of a shank, positioned at the rocking channels, of a rotary shaft are each fixedly sleeved with a rocking rod extended up. When the mirror is in use, the mirror is fixed to a wall via fixing bolts, less floor is used, and space is more utilized; the mirror that is folded enables the space to be utilized at a higher rate; a motor controlsthe mirror to move such that manufacturing cost is effectively reduced.

The invention relates to the technical field of battery assemblies, and discloses an environment-friendly battery assembly for an unmanned aerial vehicle. The environment-friendly battery assembly comprises a battery box, mounting grooves communicating with the front surface of the battery box are formed in the left side and the right side of the battery box, and two sliding grooves which are symmetrical up and down are formed in the inner surfaces of the mounting grooves; the inner surfaces of the two sliding grooves in the mounting grooves are slidably connected with the same threaded platethrough sliding rods, the sides, away from each other, of the two threaded plates are fixedly connected with extrusion rods, and the ends, away from the threaded plates, of the extrusion rods are fixedly connected with a generator body. The input end of the side, away from the extrusion rod, of the generator body is fixedly connected with a driven disc. The driven impeller plays a role in controlling the input end of the generator body to rotate through external airflow of the unmanned aerial vehicle, and then the effect of improving the energy utilization rate and making the unmanned aerial vehicle more environmentally friendly is achieved by using surrounding airflow for power generation.

The invention discloses an agricultural forage chopping treatment device which comprises a workbench. The lower end of the workbench is fixedly connected with two base plates arranged in a spaced manner, and a collecting bin is assembled between the two base plates; and a pushing mechanism, a clamping mechanism and a cutting mechanism are sequentially arranged on the upper end face of the workbench. According to the agricultural forage chopping treatment device, forage of different scales is effectively limited and clamped through limiting side plates and limiting seats before chopping, so that the forage is stably fed under the action of a pushing plate, equal-distance chopping is facilitated, and cutter damage is avoided; moreover, a scraping plate is arranged above the collecting bin, so that accumulation of the forage is effectively avoided, and the space utilization rate of the collecting bin is ensured; through cooperation of a lifting lead screw and a rotary air cylinder, the collecting bin can be turned over conveniently to pour out the forage; and besides, a baffle is arranged at one side of a discharging groove, so that the forage is prevented from falling off during chopping, and the subsequent cleaning workload is reduced.

The invention discloses a novel multifunctional desk which comprises a multistage desk layer unit and a drawer multifunctional unit. The multistage desk layer unit comprises a first-stage desk layer component, a second-stage desk layer component, a drawing lifting transmission mechanism and a real-time imaging mechanism are arranged below the first-stage desk layer component, and an automatic cleaning mechanism is arranged in the drawer multifunctional unit. The objective of drawer cleaning is achieved by driving a broom to move back and forth through forward-backward rotation of a motor, anda function of drawer cleaning can be realized by only pressing a button switch once; the drawing lifting transmission mechanism controls the motor through a switch, and the motor drives transmission teeth to drive a straight-tooth rack for lifting motion in the vertical direction so as to realize desktop angle adjusting and lifting at any angle, so that the novel multifunctional desk is more humanized and scientific and can effectively prevent shortsightedness and humpback; a wireless camera of the real-time imaging mechanism transmits a desktop image to a main control device, the main controldevice is connected with a simple projector to convert the desk image into projection on a curtain so as to achieve the objective of real-time imaging.

The invention discloses a continuous adjustment balance weight layout structure for an aircraft, which adjusts the balance of the whole structure by adjusting the longitudinal position of a battery with a slide rail mechanism or other loads positioned inside the aircraft, and can adjust a buoyancy adjusting mechanism positioned at the load section of the aircraft according to the positive buoyancyand the negative buoyancy of the aircraft. The two parts cooperate with each other to change the overall balance weight layout of the aircraft to ensure the stability of the aircraft in navigation and in floating and diving. The device can be suitable for continuously adjusting the heavy floating ratio and the pitching angle of the missile-type aircraft under different size structures, is wide inapplication range, continuous and flexible in adjustment, capable of being repeatedly used, convenient to disassemble and assemble and capable of being used for internal loading structures of most missile-type cabins.

The invention relates to the technical field of electronic commerce. The invention further discloses an express cabinet express sending and taking device based on light sensation control. The device comprises a shell, the interior of the shell is movably connected with a waybill pasting assembly, the interior of the shell is fixedly connected with an ejector rod, the interior of the ejector rod ismovably connected with a photosensitive assembly, the interior of the shell is movably connected with a lead screw, the exterior of the lead screw is movably connected with a connecting rod, and theexterior of the connecting rod is movably connected with a sliding plate. Under the interaction of all the structures of the device, the functions of automatic waybill pasting, automatic transportation and maximum receiving amount induction can be achieved when an express is received or sent through an express cabinet , so that it is guaranteed that the express cabinet can utilize the same storagebox to store and send the express when used, the space utilization rate of the express box is greatly guaranteed, and the storage space is increased; and moreover, the steps of receiving and sendingthe express items by the courier are simplified, and the operation of the courier is facilitated.

The invention discloses a flexible package container for a solid fluid and a clamp assembly of the flexible package container. The flexible package container comprises a body, a sealing body and a hard supporting pipe, wherein the hard supporting pipe is fixed inside the body and is through up and down; the body is provided with a circumferential wall, a top sealing edge and a bottom edge, wherein the top sealing edge seals the top end of the circumferential wall, and the bottom edge seals the bottom end of the circumferential wall; the supporting pipe is fixedly arranged on the circumferential wall, the upper portion of the supporting pipe is fixedly connected with the top sealing edge, a fluid discharging opening for allowing the fluid to be discharged is formed in the upper portion of the supporting pipe, the lower portion of the supporting pipe abuts against the bottom edge, and a temporary storage cavity and a fluid inlet are formed in the lower portion of the supporting pipe; a main chamber is formed between the supporting pipe and the body, the fluid inlet is towards the main chamber and is connected with the temporary cavity and the main chamber, and the sealing body is arranged corresponding to the fluid discharging opening and can close and open the fluid discharging opening. By the arrangement of the hard supporting pipe, a fluid discharging channel and the temporary storage cavity which are stable in shape can be formed, and therefore the fluid can be reliably measured and fetched on the flexible package container which is prone to deforming.