35results about How to "Convenient horizontal placement" patented technology

The invention discloses an electrochemical performance detection system. The electrochemical performance detection system comprises a workstation and a liquid transferring part, wherein the workstation comprises an electrochemical tank; the electrochemical tank is provided with an elastic element, a first through hole and a second through hole; the retracting direction of the elastic element is the same as an opening direction of the first through hole; the first through hole is provided with a sealing ring; the second through hole is connected with the liquid transferring part through a liquid transferring pipeline, so that liquid can flow in and / or flow out of the electrochemical tank from the second through hole. The invention further discloses a photoelectrochemical performance detection system; the photoelectrochemical performance detection system comprises the electrochemical performance detection system and a light source part; the light source part comprises a light beam conducting element; the light beam conducting element is set to stretch into the electrochemical tank, and the conducted light beam is irradiated on a sample through the first through hole. According to the detection systems disclosed by the invention, manpower is greatly saved and an automatic manner is used for replacing manpower so that faults caused by manual operation are extremely avoided and the detection systems are more reliable and stable.

The invention discloses a new infrastructure overground construction device for a soft geological area, which comprises a rigid crawler belt, power structures and storage blocks. Two groups of embedding grooves are formed in the inner wall of the rigid crawler belt; supporting plates are mounted in the embedding grooves; the power structures are mounted on the back surfaces of one group of supporting plates; a plurality of sets of storage blocks are mounted on the front faces of one group of supporting plates; rotating structures are mounted on the back faces of one group of supporting plates; a vehicle body is mounted on the top of the rotating structures; a lifting block is mounted on the outer wall of one side of the vehicle body; a power arm is mounted on the outer wall of one side of the lifting block; and a shoveling and transporting frame is mounted at one end of the power arm. According to the invention, through the mounted power structures, power can be improved for the rigid crawler belt to walk on the ground; under the matching action of multi-section telescopic rods and auxiliary telescopic rods, a ground pressing plate can be horizontally placed on the ground, so that the device is difficult to sink when working in the soft geological area; and a shovel plate can load substances into the shovel and transporting frame for multiple times, so that the transporting efficiency can be improved.

The invention discloses a movable cradle for building bridge guardrail construction. The movable cradle comprises a base, a plurality of travelling mechanisms are arranged on the lower side of the base in a surrounding mode, bottom counterweight blocks fixed to the base are arranged between the multiple travelling mechanisms, a fixing plate is arranged on one side of the base, a vertical rod is vertically arranged on the fixing plate in an inserted mode, and the vertical rod is rotatably connected with the fixing plate; the lower end of the vertical rod is fixedly connected with a steering mechanism, and a controlling handle is fixedly connected to the end, away from the steering mechanism, of the vertical rod; an extension plate is arranged on the side, away from the fixing plate, of thebase; a plurality of first sliding blocks are arranged on the side, close to the base, of the extension plate; and the base is provided with first sliding grooves corresponding to the first sliding blocks. According to the movable cradle for building bridge guardrail construction, the structure is simple, using is convenient, safety of high-altitude construction is high, a large number of scaffoldsupporting systems is saved, a lot of funds is saved, and the movable cradle has the characteristics that construction is safe, moving is convenient and flexible, the floor space during constructionis small, the construction efficiency is high, and benefits are obvious.

The invention discloses a CNC machine tool with high efficiency and minor error. The CNC machine tool comprises a CNC machine tool support block. The outer surface at the upper end of the CNC machinetool support block is fixedly provided with a machine tool board, and a support plate is fixedly installed on one side of the outer surface at the lower end of the CNC machine tool support block. A rotating adjustment column is movably mounted on the outer surface at the lower end of the support plate, the outer surface at the lower end of the rotating adjustment column is movably provided with aconnecting base, and a connecting plate is fixedly mounted at the rear end of the outer surface at the upper end of the machine tool board. The CNC machine tool with high efficiency and minor error isprovided with a water tank, the rotating adjusting column and a first protective plate. During machining of a part, a tool bit and the part can be cooled by water dripping through a water pipe, and horizontal placement can be achieved by adjustment of the rotating adjusting column. The first protective plate can be adopted for well protection during the machining process to better provide illumination for ophthalmic surgeries and bring better use prospects.

The invention belongs to the technical field of sea reclamation siltation promotion and particularly relates to a method for constructing a sea reclamation siltation promotion dyke by using perforated blocks. The method comprises the following steps of (1) prefabricating interlocking blocks, i.e. preparing the interlocking blocks which form soft mattresses; (2) sewing the mattresses, i.e. sewing the interlocking blocks into the soft mattresses; (3) paving the soft mattresses of soft mattresses, i.e. using an arrangement ship to pave the mattresses obtained in the step (2) onto a dyke foundation; (4) positioning and distributing a lifting ship, i.e. positioning the lifting ship with a GPS (Global Positioning System) system along dyke axis of the siltation promotion dyke; (5) mounting the perforated blocks on the bottom layer, i.e. using a vertical lifting tool to carry out place mass centers of the perforated blocks on the bottom layer at preset positions; (6) performing dumping fill on banket rock mounds, i.e. performing dumping fill on banket rock mounds on the two sides of the perforated blocks on the bottom layer, and laterally supporting the perforated blocks on the bottom layer; (7) performing dumping fill on over two layers of perforated blocks, i.e. performing random posture stacking on the perforated blocks above the perforated blocks on the bottom layer, wherein the projections of two adjacent perforated blocks on the horizontal plane are quincunx, and the upper layer of perforated blocks are obliquely embedded in clearances of the lower layer of perforated blocks.

The invention discloses a ceramic decorative wall brick. The ceramic decorative wall tile comprises a ceramic wall tile body, wherein a containing groove is formed in the side wall of the ceramic walltile body; a rotating plate is rotationally connected to the side wall of the containing groove; the upper end surface of the rotating plate is fixedly connected with a silk ribbon; a cavity is formed in the upper surface of the rotating plate; a sliding plate is slidingly connected to the side wall of the cavity; the upper surface of the sliding plate is vertically and fixedly connected with a connecting rod; the upper end face of the connecting rod penetrates through the side wall of the cavity and is horizontally and fixedly connected with a first magnet, a groove for containing the firstmagnet is formed in the upper surface of the rotating plate, a control groove opposite to the groove is formed in the side wall of the containing groove, and a cam is rotationally connected to the side wall of the control groove. Small articles can be conveniently placed, hanging of hanging ornaments is facilitated, meanwhile, potted plants for decoration and other objects can be conveniently placed, and convenience is brought to a user.

The invention discloses a portable clinical rescue device for the department of cardiology, and relates to the technical field of medical treatment of the department of cardiology. Aiming at the problems that existing carried medical instruments are inconvenient to open quickly, the instruments cannot be spread after being opened, and medical staff cannot take the instruments conveniently and quickly, the invention provides the following scheme: the device comprises two box bodies, the sides, close to each other, of the bottoms of the two box bodies are hinged, a sliding groove is formed in the outer wall of each box body in the circumferential direction of each box body, a sliding block is slidably mounted in each sliding groove, a movable block is fixedly connected to the side, extendingout of the sliding groove, of each sliding block, an inserting block is movably sleeved by each movable block, pull rods are welded to the ends, away from each other, of two inserting blocks, and fixing rods are hinged to the ends, away from the inserting blocks, of the pull rods. The device is novel in design and easy to operate, the box body can be conveniently and rapidly fixed and opened, a placing plate can be conveniently and horizontally placed, and therefore medical instruments can be conveniently spread and placed, and medical staff can conveniently, rapidly and accurately take the medical instruments.

The invention discloses a production device and a preparation process of a low-temperature curing color coated steel plate. The production device comprises a workbench, an electron beam device, an extrusion coating device, a front storage rack and a rear storage rack, the rear storage rack is fixed to the upper surface of the workbench through bolts, a first inlet loop is fixed to the upper surface of the rear storage rack through bolts, a first deviation rectifying machine is fixed to the left side surface of the rear storage frame through bolts, a first tension machine is fixed to the upper surface of the workbench through bolts, and a transition roller is fixedly connected to the upper surface of the workbench. According to the production device and the preparation process of the low-temperature curing color coated steel plate, a friction block is arranged, through deformation recovery of a spring, the friction block can rub the fit opening of a steel plate body, and then burrs on the steel plate body are removed, so that after the steel plate body is machined, and the steel plate body does not need to be transferred for deburring machining, therefore, the use limitation of the whole device is reduced, and the applicability of the whole device is improved.

The invention relates to a portable support for a quick-served noodle bowl. The support comprises a handle 1, an upper ring 2, upper chains 3, a middle ring 4, lower chains 5, a lower ring 6, and a base ring 7, and is characterized in that the handle 1 is loosely connected to two hole ears located on the upper portion of the upper ring 2 through the bending of the two ends, the upper ends of fourupper chains 3 are respectively loosely connected with four hole ears of the lower portion of the upper ring 2, the lower ends of four upper chains 3 are respectively loosely connected to hole eras ofthe upper portion of the middle ring 4, the upper ends of four lower chains 5 are respectively loosely connected to hole eras of the lower portion of the middle ring 4, the lower ends of four lower chains 5 is respectively loosely connected to four hole ears of the upper portion of the lower ring 6, and the base ring 7 is connected to the lower ring 6 in a welded mode. According to the portable support for the quick-served noodle bowl, the flexibility of the chains is used, the overall support can be compressed, the support is suitable for camping, travelling, and other occasions to use, andthe safe reliability during the process of eating the quick-served noodle can be improved.

The invention relates to a package box physical structure capable of reducing object breakage. The package box physical structure comprises a base and a box cover. The base comprises a pedestal, a buffering bottom layer and a buffering plate. The buffering plate is provided with a bearing assembly. A buffering layer is arranged on the inner surface of the box cover. According to the package box physical structure, vertical vibration can be effectively relieved through the buffering bottom layer, and transported instruments can be kept horizontal well through the buffering plate and the bearing assembly. Meanwhile, the buffering layer arranged inside the box cover can comprehensively prevent the instruments from being scratched and damaged in the transporting process. Finally, the loading and unloading operation of heavy instruments can be facilitated through a loading and unloading notch.

The invention belongs to the technical field of cultural education, in particular to a traditional cultural education display board. The display board comprises a frame body and a board body, and theboard body is placed in the frame body; a first groove is formed in the upper end of the frame body. A sealing strip is arranged in the first groove; a plurality of third grooves are formed in the surface of one side of the frame body; a rotating shaft is arranged in the third grooves; suckers are arranged on one side of the rotating shaft; a second groove is formed in the bottom end of the framebody; a horizontal adjusting assembly is arranged in the second groove. Horizontal rulers are arranged on the periphery of the exterior of the horizontal adjusting assembly; horizontal placement and installation of the frame body and the board body are facilitated through the horizontal adjusting assembly; meanwhile, the horizontal adjusting assembly is easy and rapid to mount, the frame body, theboard body and a wall body are attracted and fixed conveniently through the suckers, the suckers are convenient to mount, dismount and replace, the board body is convenient to mount, dismount and replace through the first groove, the first groove and the frame body are sealed conveniently through sealing strips, external protection of the board body is facilitated, the structure is simple, and use is convenient.

The invention belongs to the technical field of sea reclamation siltation promotion and particularly relates to a method for constructing a sea reclamation siltation promotion dyke by using perforated blocks. The method comprises the following steps of (1) prefabricating interlocking blocks, i.e. preparing the interlocking blocks which form soft mattresses; (2) sewing the mattresses, i.e. sewing the interlocking blocks into the soft mattresses; (3) paving the soft mattresses of soft mattresses, i.e. using an arrangement ship to pave the mattresses obtained in the step (2) onto a dyke foundation; (4) positioning and distributing a lifting ship, i.e. positioning the lifting ship with a GPS (Global Positioning System) system along dyke axis of the siltation promotion dyke; (5) mounting the perforated blocks on the bottom layer, i.e. using a vertical lifting tool to carry out place mass centers of the perforated blocks on the bottom layer at preset positions; (6) performing dumping fill on banket rock mounds, i.e. performing dumping fill on banket rock mounds on the two sides of the perforated blocks on the bottom layer, and laterally supporting the perforated blocks on the bottom layer; (7) performing dumping fill on over two layers of perforated blocks, i.e. performing random posture stacking on the perforated blocks above the perforated blocks on the bottom layer, wherein the projections of two adjacent perforated blocks on the horizontal plane are quincunx, and the upper layer of perforated blocks are obliquely embedded in clearances of the lower layer of perforated blocks.

The invention relates to a bicycle fitting, in particular to a horizontal umbrella stand of a bicycle. The horizontal umbrella stand comprises an umbrella stand, a sleeve, a rotor axis, a base handle, an upper clamping sleeve, a lower clamping sleeve, fastening bolts, screw caps and an axis sleeve, wherein center of the upper surface of the upper clamping sleeve and the upper clamping sleeve are integrally welded into the base handle; the base handle is columnar and vertically crossed with the upper clamping sleeve; center at the top of the base handle is provided with a groove; the groove is fixed with the rotor axis; the lower end of the umbrella stand is provided with a circular axis sleeve formed as an entirety with the umbrella stand; the axis sleeve is positioned in the groove at the top of the base handle and sleeved on the rotor axis; and the sleeve is synchronously sleeved on the umbrella stand and the base handle and synchronously formed as moveable fitting relations with the umbrella stick and the base handle. The present invention can very conveniently place idle umbrella stands horizontally. Compared with the prior art, the horizontal umbrella stand avoids dangers of the traditional umbrella stand from hurting human body when not used and has higher safety.

The invention discloses an electrochemical performance detection system, which includes a workstation and a liquid transmission component; the workstation includes an electrochemical cell, and the electrochemical cell is provided with an elastic element, a first through hole and a second through hole; the expansion direction of the elastic element is consistent with the first through hole. The opening directions of one through hole are consistent; a sealing ring is provided on the first through hole; the second through hole is connected to the liquid transmission component through a liquid transmission pipe, so that the liquid can flow into and / or out of the electrochemical cell from the second through hole. The invention also discloses a photoelectrochemical performance detection system, which includes the above electrochemical performance detection system and a light source component; the light source component includes a beam conduction element; the beam conduction element is configured to extend into the electrochemical cell and cause the The beam is illuminated on the sample through the first through hole. The detection system involved in the present invention greatly liberates manpower, uses automated means to replace manual labor, greatly avoids errors caused by manual operation, and is more reliable and stable.

A unit detector optical tomography time division modulation imaging system comprises an image rotating device, a cylindrical mirror and an imaging detector which are sequentially arranged in the front direction of an imaging face of an object to be imaged. The image rotating device is used for rotating an incident object image to generate a rotating image; the cylindrical mirror is used for performing one-dimensional integral amplification on an incident rotating image; and the imaging detector is used for collecting the rotating image after one-dimensional integral amplification of the cylindrical mirror. According to the invention, one-dimensional integration is carried out on the optical signal through the cylindrical mirror, so that signal enhancement of the optical signal is realized, that is, pixel value improvement is carried out on a rotating image passing through the cylindrical mirror in the integration direction. Through the cooperation of the cylindrical mirror and the imaging detector, the reflected light of the object to be imaged is equivalently subjected to secondary integration, so that the pixels of the rotating image obtained by the imaging detector are easier to distinguish, and the finally obtained reconstructed two-dimensional image of the object to be imaged is clearer.

A unit detector optical tomography time-division modulation imaging system, including an image rotation device, a cylindrical mirror and an imaging detector sequentially arranged along the front direction of the imaging surface of an object to be imaged; The image is rotated to generate a rotated image; the cylindrical mirror is used for one-dimensional integral amplification of the incident rotated image; the imaging detector is used for collecting the rotated image after the one-dimensional integral amplification of the cylindrical mirror. The invention implements one-dimensional integration of the optical signal through the cylindrical mirror to realize the signal enhancement of the optical signal, that is, the pixel value of the rotating image passing through the cylindrical mirror is increased in the integration direction. Through the cooperation of the cylindrical mirror and the imaging detector, it is equivalent to the second integration of the reflected light of the object to be imaged, making it easier to distinguish the pixels of the rotating image obtained by the imaging detector, so that the reconstruction of the finally obtained object to be imaged Two-dimensional images are much clearer.

The invention discloses a Beidou navigation module teaching demonstration device, which comprises an outer frame, the bottom of the outer frame is fixedly connected with a supporting device, the bottom of the inner wall of the outer frame is fixedly connected with a telescopic sleeve, and the top of the telescopic sleeve is fixedly connected with a locking device , involving the field of Beidou navigation module teaching technology. The Beidou navigation module teaching demonstration device achieves the purpose of supporting the device, ensures the stability of the device, prevents the device from toppling, avoids damage to the demonstration device, and prevents unnecessary losses. Teaching and demonstration requirements, and the lifting process is easy to operate and easy to use. At the same time, when it is not applicable, the height of the demonstration device can be reduced, which is convenient for storage of the device, and it is more convenient when the actual operation of the demonstration device is required. It can make the learners surround the demonstration device Learning by the side, increasing the learning atmosphere and teaching quality, effectively preventing damage to the demonstration device, and prolonging the service life of the demonstration device.

The invention discloses a portable infrared imaging temperature measuring device which comprises an imager body, an upper protective sleeve and a lower protective sleeve. The imager body is sleeved with the upper protective sleeve and the lower protective sleeve, a display screen and a button area are fixedly arranged on the front face of the imager body, and an observation opening and an operation opening are formed in the front face of the upper protective sleeve. According to the portable infrared imaging temperature measuring device, the imager body, the upper protective sleeve and the lower protective sleeve are arranged, the imager body is placed in the upper protective sleeve and the lower protective sleeve through the upper caulking groove and the lower caulking groove, the observation opening is formed for observing the display screen, the operation opening is formed for controlling the button area, the portable infrared imaging temperature measuring device is simple in structure, convenient to hold by hands through the holding groove, capable of achieving connection of the upper protective sleeve and the lower protective sleeve through the upper protruding piece, the lower protruding piece and the sleeve column, capable of enabling the imager body to be horizontally placed conveniently through the connecting groove, the connecting column and the supporting frame, highin protection performance, easy to use and high in practicability.

The invention provides a steel bar bending machine for building. The machine comprises a support plate, a pushing rod, a driving box body, a transparent baffle, a rotating shaft, a supporting body andconnecting plates, wherein the supporting body is arranged at the front end of the driving box body through bolts, the supporting body is arranged on the rotating shaft, the connecting plates are arranged at the inner end of the supporting body, the rotating shaft penetrates through the connecting plates, one connecting plate is connected with another connecting plate through the rotating shaft,the left ends of the connecting plates are connected with the transparent baffle, and the rear side of the transparent baffle is provided with the support plate and the pushing rod. According to the machine, the labor intensity of workers is reduced, the processing efficiency is improved, and the use safety is improved.

The invention provides a support disc for a laminating machine. Support blocks are arranged at the upper end and the lower end of a through hole respectively and used for supporting a roll shaft. A roll shaft is placed in the through hole and shakes. A round of groove is arranged at the inner side of each support block. A rotation device is arranged in the groove and used for convenient and smooth rotation of the roll shaft. A magnetic powder brake is arranged coaxially on the roll shaft and under the support block at the lower part. The magnetic powder brake is used for driving rotation of the roll shaft to drive a wire coil arranged on the roll shaft to rotate. A lower fixed disc is arranged on the roll shaft and above the support block at the upper part and an upper fixed disc is arranged at the upper part of the roll shaft. The lower fixed disc and the upper fixed disc play a supporting role. A cylinder is arranged between the lower fixed disc and the upper fixed disc. The cylinder and the coil match in internal diameter, which facilitates the wire coil to be placed on the cylinder horizontally. The lower fixed disc supports the wire coil. A plurality of wire coils can be placed, which facilitates a laminating machine to carry out simultaneous lamination of the plurality of wire coils during the lamination process, and the working efficiency is raised.

The invention discloses a misplacement correction device for a connection plate of a hanging rod. The misplacement correction device comprises a force-bearing plate (1) and an ejection mechanism (2), wherein the force-bearing plate (1) is of a cuboid structure; a reinforcing plate (3) is arranged on the upper end surface of the force-bearing plate (1); L-shaped rods are symmetrically arranged at the right end of the force-bearing plate (1); the two L-shaped rods are in an inwards-buckled shape, and each L-shaped rod comprises a transversal rod (4) and a vertical rod (5); a support plate (6) is arranged between the L-shaped rods; an arc-shaped groove (7) is formed in the upper end surface of the support plate (6); the sidewall of the ejection mechanism (2) contacts with the arc-shaped groove; the centre lines of the two vertical rods (5) are located on the same horizontal plane and parallel to the force-bearing plate (1); and a gap is formed between the opposite end surfaces of the two vertical rods (5). The misplacement correction device disclosed by the invention realizes simple, rapid and labour-saving adjustment for the hanging rod misplaced with the connection plate to a normal position through arranging the force-bearing plate, the ejection mechanism and the L-shaped rods for mutual matching.

The invention relates to the technical field of building construction, in particular to a protection mechanism for a building construction lifting platform based on bidirectional connection. The protection mechanism for the building construction lifting platform based on bidirectional connection comprises a moving and lifting mechanism, wherein the moving and lifting mechanism comprises a moving plate, a lifting frame is arranged at the center of the top of the moving plate, a conveying belt and a supporting and protecting mechanism are arranged in the lifting frame, the supporting and protecting mechanism comprises a supporting hopper, and the outer wall of the supporting hopper is fixedly connected with the conveying belt; two symmetrical side plates are arranged at the edge of the top of the supporting hopper, a protruding plate is arranged at the tops of the side plates, a lead screw is rotationally arranged in the protruding plate, an adjusting plate is connected to the outer wall of the lead screw in a threaded fit mode, a connecting belt is arranged at the end of the adjusting plate, waist fixing plates are arranged at the end of the connecting belt, and the ends of the two waist fixing plates are matched in a clamped mode. According to the protection mechanism for the building construction lifting platform based on bidirectional connection, the waist of a constructor can be supported and protected in the high altitude, safety is improved, the moving plate can be controlled to move in the high altitude, and position adjustment is more accurate.

The invention discloses a single-probe online density measurement method and an online densimeter, and relates to the technical field of online densimeters. The device comprises a main pipeline, a detection probe and a mounting shell, a measurement main body is mounted above the main pipeline, a display screen is arranged in the middle of the measurement main body, and an upper guide pipe is fixed at the lower end of the measurement main body; a mounting flange is installed below the upper guide pipe, a fixing bolt is arranged on the outer side of the mounting flange, a connecting pipe is fixed to the lower end of the upper guide pipe, a sealing ring is arranged on the outer side of the connecting pipe, the detection probe is installed below the connecting pipe, and pressure repeaters are arranged below the detection probe. A temperature sensor is fixed between the pressure repeaters, and the mounting shell is arranged on the outer side of the lower part of the mounting flange. The beneficial effects are that the device can achieve the buffering and damping effects through the arrangement of the damping base and the buffering spring in the damping base, enables the setting of the measurement main body to be stable, and reduces the impact on the measurement result from the environmental factor.

The invention discloses a movable cradle for building bridge guardrail construction. The movable cradle comprises a base, a plurality of travelling mechanisms are arranged on the lower side of the base in a surrounding mode, bottom counterweight blocks fixed to the base are arranged between the multiple travelling mechanisms, a fixing plate is arranged on one side of the base, a vertical rod is vertically arranged on the fixing plate in an inserted mode, and the vertical rod is rotatably connected with the fixing plate; the lower end of the vertical rod is fixedly connected with a steering mechanism, and a controlling handle is fixedly connected to the end, away from the steering mechanism, of the vertical rod; an extension plate is arranged on the side, away from the fixing plate, of thebase; a plurality of first sliding blocks are arranged on the side, close to the base, of the extension plate; and the base is provided with first sliding grooves corresponding to the first sliding blocks. According to the movable cradle for building bridge guardrail construction, the structure is simple, using is convenient, safety of high-altitude construction is high, a large number of scaffoldsupporting systems is saved, a lot of funds is saved, and the movable cradle has the characteristics that construction is safe, moving is convenient and flexible, the floor space during constructionis small, the construction efficiency is high, and benefits are obvious.

The invention discloses a water-saving vegetable pesticide residue-removing fresh-keeping cultivation device. The device comprises a first water tank and a second water tank. The upper part of the first water tank is connected with a water inlet pipeline. The lower part of the first water tank is connected with a water outlet pipeline. The water outlet pipeline is respectively connected with a first water outlet pipeline and a second water outlet pipeline through a bidirectional solenoid valve. A first water outlet branch, a second water outlet branch and a third water outlet branch are connected in parallel on the first water outlet pipeline. The second water outlet pipeline is connected with a restroom water tank. A return water pipeline is connected between the lower part of the second water tank and the upper part of the first water tank. According to the invention, fresh keeping is carried out with vegetable foliage spraying and root system soaking manners. The method is water-saving and environment-friendly. A fresh keeping time can reach 15-30 days. Also, continuous growth of vegetable can be promoted, and nutrient loss can be prevented.

The invention provides a solar device with a good using effect. The solar device comprises a solar panel and a housing, and the solar panel is located at the upper end of the housing. An emergency ignition socket fixing block is arranged on the right end face in the housing and the emergency ignition socket fixing block is disposed on a power panel in a sleeving manner. A storage battery is arranged at the bottom in a power panel box, and the power panel is fixed on the storage battery in the power panel box. A patch board is arranged on the right end surface of the housing. Compared with theprior art, the invention has the beneficial effects that the solar panel, an aluminum substrate light source and the housing are fixed together, so a vehicle-mounted standby power supply with a traffic warning function is achieved, and the power supply can provide the electric energy output of various interfaces; moreover, the solar panel can be conveniently inclined and horizontally placed through a support and a supporting rod, so the placement range is wide, the protection can be conveniently conducted through a protective film, and the using function is wide.

The invention discloses a teaching demonstration device for a Beidou navigation module, which relates to the technical field of Beidou navigation module teaching. The teaching demonstration device comprises an outer frame; a supporting device is fixedly connected onto the bottom of the outer frame; a telescopic sleeve is fixedly connected onto the bottom of the inner wall of the outer frame; and alocking device is fixedly connected onto the top of the telescopic sleeve. According to the teaching demonstration device for the Beidou navigation module, the purpose of supporting the device conveniently is achieved, the stability of the device is ensured, dumping of the device is prevented, the demonstration device can be prevented from being damaged, unnecessary losses are prevented, and teaching demonstration needs of different heights can be handled; the operation during the lifting process is convenient, the use is convenient, the height of the demonstration device can be reduced whennot applicable, storage of the device is facilitated, the demonstration device is more convenient when actual operation is needed, a learner can surround the demonstration device for learning, the learning atmosphere and the teaching quality are increased, the demonstration device can be effectively prevented from being damaged, and the service life of the demonstration device is prolonged.