36results about How to "Make full use of limited space" patented technology

The invention relates to an environment-friendly dirt removing system. A dirt removing device comprises a dirt removing unit, a dirt separation unit and a dirt collecting box, wherein the dirt separation unit comprises an outer box body, a first inner box body and a second inner box body; a waterweed removing device comprises a pulling unit, a cutting unit, a crushing unit and a waterweed collecting box; two discharge ports of the waterweed collecting box are both closed by control valves; one discharge port extends into the first inner box body through a waterweed pipe; and a waterweed material pump is arranged on the waterweed pipe. According to the system, the functions of dirt removing and waterweed removing are integrated, and the two operations can be carried out simultaneously, thus, the system is suitable for river channel treatment operations in various environments with high working efficiency. The waterweed removing device can fully utilize the dirt separation unit of the dirt removing system device, so that the dirt separation unit can not only separate the dirt but also dehydrate the waterweed. Due to the fact that a device for dehydrating the waterweed is not needed to be additionally designed as well as no space of a ship body needs to be occupied, the technical effects of saving the manufacturing cost of the device and reducing the space requirement for the shipbody are achieved.

The invention discloses a solar cell generation device for a new energy vehicle. The solar cell generation device for the new energy vehicle comprises a solar cell panel and a vehicle body. A vehicle-mounted storage battery for providing partial electric energy for the vehicle body is connected to one end of the solar cell panel, a groove is formed in the top of the vehicle body, the solar cell panel is placed in the groove, and an automatic sliding cover device for installing the solar cell panel is arranged at the position, on a supporting frame of the top of the vehicle body or the upper part of the top of the vehicle body, of the groove. The solar cell generation device for the new energy vehicle has the characteristics of being able to store, large in area of daylighting and easy to use.

The present invention relates to the technical field of shared bicycle use management, in particular to a centralized trusteeship device, which includes a set of main steel structure, a set of sprocket rotation drive unit, two drive sprockets, two follower sprockets, two chains, Several car storage frames; among them, the sprocket rotation drive unit is located under the main steel structure, the output shafts at both ends of the motor reducer unit are fastened to the drive sprocket through couplings and connecting shafts, and the drive sprocket is vertically above Correspondingly, a follower sprocket is installed, and the transmission parameters of the follower sprocket are the same as those of the drive sprocket; a drive sprocket, a vertically corresponding follower sprocket, and a meshing chain form a set of chain drive pairs; the storage frame consists of It is composed of a frame and a hinge shaft; the two ends of the hinge shaft are respectively used as the penetrating mandrel of one section of the chain at the corresponding position, so that the frame of the storage frame is located in the space area formed by the two chains; the chain is rotated by the motor reducer unit It runs under the drive, and drives the car storage frame to run at the same time.

A hydrogen storage container of metal hydride is characterized in that reticular metal pipes are arranged in the hydrogen storage container to be used as hydrogen fluid guide pipes. Compared with the prior art, the hydrogen storage container has the outstanding advantages that 1), a structure of the reticular metal fluid guide pipes is employed, as the screen mesh structure is capable of providing a plurality of passages for hydrogen flowing and heat transfer, blocking is not easy to happen, thereby guaranteeing smooth gas flow, perfect heat transfer property and rapid hydrogen absorption performance of the hydrogen storage container, 2) the reticular metal fluid guide pipes are elastic, when hydrogen storage alloy absorbs hydrogen to expand and the alloy can shrink, therefore the structure can be employed to diminishes a reserved gag of the hydrogen storage container, the limited space of the hydrogen storage container can be sufficiently used, thereby increasing the load of the hydrogen storage alloy and increasing the volume ratio capacity of the hydrogen storage container, simultaneously the structure is light in weight, thereby the weight ratio capacity of the hydrogen storage container can be increased, and 3) the hydrogen storage container is simple in structure, convenient in installation, low in cost, perfect in performance, and stable, safe and reliable in long-term operation.

The invention discloses a power dynamic adjustment audio system, which comprises a box body, a speaker and a circuit board, the speaker is fixed on the box body, and the circuit board is arranged in the inner cavity of the box body; the circuit board includes a power supply unit, a power amplifier unit, and an interface unit , a power adjustment unit and a CPU processing unit, the power supply unit provides power for the entire audio system; the interface unit is connected to the CPU processing unit for receiving audio files; the CPU processing unit is connected to the speaker through an audio processing circuit and a power amplifier unit ; The power adjustment unit is respectively connected to the CPU processing unit and the power amplifier unit; the CPU processing unit is also provided with a detection circuit for detecting the frequency and amplitude of the input audio. Under the same sound quality and sound effect index, the present invention has lower power and smaller volume, reduces the consumption cost, and is more in line with people's current consumption needs; the structural design of the present invention is more scientific and reasonable, fully utilizes the limited space of the sound, and improves the playback of the sound Sound quality and sound effect, effectively improve the performance of the sound system.

The invention relates to a novel deck chair. The novel deck chair comprises a deck chair body, wherein deck chair legs are arranged at the bottom of the deck chair body, handrails are arranged two ends of the deck chair body and are fixedly connected with basic layer pieces, n odd layer pieces are arranged between the basic layer pieces and are fixed to the upper part of the side end of the deck chair body through connecting shafts A, the n odd layer pieces and n+1 even-number layer pieces are rotatably fixed together at the other end of the deck chair body through connecting shafts B, and an even-number layer piece connecting plate is arranged on the side surfaces of the other ends of the even-number layer pieces; grooves are formed in the upper ends of the odd layer pieces, and when the n+1 even-number layer pieces are linked into the n odd layer pieces around the connecting shafts B, the even-number layer piece connecting plate is overlapped with the grooves. The novel deck chair can be used as a common single-user handrail chair after being withdrawn and can be used as a single-user deck chair, a single-user bed or a multi-user stool after being expanded; and a limited space can be adequately utilized for accommodating multiple furniture.

The invention discloses an electronic beacon and fire-fighting internal-attack communication system; the electronic beacon comprises a compass and a baroceptor, a first display unit, a second displayunit, a third display unit, a group of keys and a power supply module, wherein the baroceptor is used for detecting directions and air pressure and is connected with an MCU; the first display unit isused for displaying codes expressing different information and is connected with the MCU; the second display unit is used for displaying front-rear and left-right directions and is connected with theMCU; the third display unit is used for displaying results of the compass and the baroceptor and is connected with the MCU; a group of the keys are used for generating a control signal and are connected with the MCU; and the power supply module is used for supplying power to the compass, the baroceptor, the MCU, the first display unit, the second display unit and the third display unit. The systemin the invention enables direction visualization, accurate data are provided for firefighters identifying orientation in a fire environment, and fire extinguishing situation information in differentdirections is indicated through direction arrows and different codes, so that rapid and accurate transmission of fire behavior information among the firefighters can be guaranteed.

The invention relates to the technical field of management and detection of shared bicycles, and particularly relates to a smart city shared bicycle parking maintenance center. The smart city shared bicycle parking maintenance center comprises a shell, wherein a bicycle taking opening is formed in the side, close to the ground, of the shell; a plurality of bicycle storage chambers are formed in the shell; the sides, close to the ground, of the bicycle storage chambers communicate with the bicycle taking opening; a bicycle storage sliding way is arranged on the face, facing upwards, of each bicycle storage chamber; sliding way plates are arranged on the two sides, close to the bicycle taking opening, of the shell; bicycle storage trolley sliding ways are arranged on the sliding way plates; a bicycle direction detection adjusting mechanism is arranged at one end of each bicycle storage trolley sliding way; a rotating detection mechanism is arranged on one side of each bicycle storage trolley sliding way; and a damaged bicycle storage position is arranged between the two rotating detection mechanisms. According to the smart city shared bicycle parking maintenance center, centralized trusteeship storage, recycling, detection and distribution of the shared bicycles can be achieved, the effect that multiple bicycles enter and exit is achieved, time is greatly saved, and the fault bicycles are stored in a centralized mode so that operators can repair the bicycles in time.