49results about How to "Guaranteed ease of installation" patented technology

The invention belongs to the field of wire production and particularly relates to a free-combination type multi-functional wire distributing plate. The free-combination type multi-functional wire distributing plate comprises a wire distributing plate base, a middle hole is formed in the wire distributing plate base and penetrates through a plate body, and arc holes are further formed in the wire distributing plate base and penetrate through the plate body. The multiple arc holes are formed in the radian extending direction of hole shapes, a distance is formed between adjacent ends of every two adjacent arc holes, and the arc holes are integrally engaged in an end-to-end mode to form a circular-ring-shaped layout in a defined mode. The ring body axis of the circular-ring-shaped layout formed by the arc holes and the axis of the middle hole are coaxially arranged. The plate further comprises sleeve parts used for penetrating copper wires, the axis of the sleeve parts are arranged in parallel with the axis of the arc holes, the sleeve parts are fixedly connected into the arc holes, and a detachable matching relation is formed between the sleeve parts and the arc holes. The free-combination type multi-functional wire distributing plate is easy and convenient to operate and high in efficiency, complex replacing does not need to be performed according to different specifications of stranded wire conductors, and actual production cost and actual labor intensity of a worker can be greatly reduced.

An electric vehicle, having a floor assembly(21) of a body structure(20), the floor assembly(21) including lateral longitudinal carriers(24,25), front and rear crossmembers(26,27), a vehicle undertray(30) which extends between the lateral longitudinal carriers and the crossmembers and a passenger compartment floor(31) which extends above the vehicle undertray, a technical space(32) between the passenger compartment floor and the vehicle undertray(31) in a rear section of the floor assembly, in which rear section rear seats(13) are mounted above the passenger compartment floor. Furthermore, theelectric vehicle includes at least one electric machine(16) and a traction battery(17) arranged below the floor assembly(21) and on the floor assembly. Starting from the passenger compartment floor,the rear crossmember(27) extends as far as into the region of the vehicle undertray(30) and closes the technical space at a rear end. The traction battery(17) is mounted on the lateral longitudinal carriers and on the front and rear crossmembers, and is sealed circumferentially.

The invention belongs to the field of automobile connecting pieces, specially relating to a nut buckle. The nut buckle provided by the invention comprises a cap, and a bolt portion, wherein an end surface on a side of the cap vertically extends outwards to form the bolt portion; profile of the bolt portion is like a tapered structure with a thin top and a thick root; elastic fins are arranged along a circumference of the bolt portion; an elastic movable gap is arranged between the elastic fin and an outer wall of the bolt portion; a side of the elastic fin is fixedly connected with the bolt portion; a length direction of a combined line of the elastic fin and the bolt portion extends along the length direction of the bolt portion; and a gap for containing a metal plate is reserved between the side of the elastic fin located at the root of the bolt portion and the end surface of the cap on the side. Elastic compression deformation between the elastic fin and the metal plate exists all the time, and is not direct rigid interference compression deformation in the conventional sense, therefore, the rigid scratch loss phenomenon between the bolt portion and the metal plate can be avoided obviously, finally, convenience for mounting is ensured while the rigid extrusion scratch phenomenon between the bolt portion and the metal plate can be avoided effectively; structure is simple; and service life is long.

The invention belongs to the technical field of meal delivery boxes, and particularly relates to a PP plastic meal delivery box. The meal delivery box comprises a box body and a box cover, the upper portion cross section of the box body is of a wave-shaped structure, the box cover is also arranged into a wave-shaped structure corresponding to the wave-shaped structure of the box body, the box cover is connected with the box body through the wave-shaped structures, and the convex part of the box cover wave-shaped structure is arranged at the sunken part of the box body wave-shaped structure; the box cover is divided into two semicircular box covers symmetric about the circle center, the two semicircular box covers are hinged to each other, a convex block and a groove matched with each otherare arranged on the parting plane of the box cover, a buckle is hinged to the circumference of one semicircular box cover, and a clamping block matched with the buckle is arranged on the circumference of the other semicircular box cover. According to the box, the two semicircular box covers are hinged to each other to form the box cover, so that the packaging convenience is improved, forcibly pressing and fastening are not needed, trouble and labor consuming are omitted, and the packaging efficiency of the meal delivery box is improved.

The invention discloses a reflector adjustable device which comprises a reflector support 1, a reflector fixing seat 2, elastic pieces 3, an elastic piece fixing screw 4 and reflector adjusting screws5. When the device is used, a reflector is placed on the reflector fixing seat firstly, the reflector can be prevented from being scratched or crushed due to the fact that the reflector makes directcontact with the elastic pieces in the adjusting process due to the structural design, and then the reflector fixing seat is fixed to the reflector support through screws. Meanwhile, the elastic pieces on the two sides are fixed to the reflector support through screws, the elastic pieces are provided with bent pressing contact parts, the bent pressing contact parts have good elasticity, and it isguaranteed that the elastic piece pressing contact parts can abut against the reflector fixing seat all the time in the screwing-in and screwing-out process of the adjusting screws. And meanwhile, thefine adjustment effect of the reflector can be realized by screwing the four adjusting screws into or out of the support.

The invention discloses a green energy-saving building and a construction method thereof, the green energy-saving building comprises a building structure frame and inner stays, more than two inner stays are mounted in the building structure frame, more than two photovoltaic mounting frames are arranged on the inner side of the building structure frame, photovoltaic mounting plates are arranged in the photovoltaic mounting frames, and photovoltaic receiving plates are fixed on the front end surfaces of the photovoltaic mounting plates. The photovoltaic installation frames are arranged, the photovoltaic installation frames are evenly distributed and installed on the inner side of the building structure frame, the photovoltaic receiving plates are installed on the inner sides of the photovoltaic installation frames through the photovoltaic installation plates, the photovoltaic collection effect can be achieved, and the reinforcing supporting plates and the reinforcing ribs are installed on the other sides of the photovoltaic installation plates to improve the supporting force; the inner supporting strips are further installed on the inner side of the building structure frame, and the electricity storage box is installed through the inner supporting strips, so that the collected light energy can be converted and stored, the green and energy-saving effects are provided, and the external light energy is effectively received through the evenly-distributed photovoltaic receiving plates in the using process.

The invention discloses a concealed hinge for furniture. The concealed hinge comprises a first base, a second base, a first connecting arm, a second connecting arm, a third connecting arm and a rotating shaft, and the first base and the second base are parallelly arranged; the structure of the first base is fully consistent with that of the second base, each base comprises a bottom plate, the topof each bottom plate is provided with a clamping groove and a supporting rod; the supporting rods are arranged in the clamping grooves, a supporting frame is arranged at the bottom of each bottom plate, and the first connecting arm, the second connecting arm and the third connecting arm are of fully same structure and are in an L shape; the head parts of the first connecting arm and the second connecting arm are fixedly connected with the first base, the head part of the third connecting arm is fixedly connected with the second base, and a passing and penetrating hole is formed in the third connecting arm; and a rotating shaft penetrates through and is inserted in the passing and penetrating hole, the top of the rotating shaft is fixedly connected with the first connecting arm, and the bottom of the rotating shaft is fixedly connected with the second connecting arm. The concealed hinge for the furniture is simple in structure and convenient to mount and can effectively deal with different furniture needs, and smooth opening and closing are ensured.

An electric vehicle, having a floor assembly (21) of a vehicle body structure (20), the floor assembly (21) at least comprising: side longitudinal members (24, 25), front cross members and rear cross members (26, 27), a vehicle floor (30) extending at least in sections between the longitudinal and cross members, and the passenger compartment floor (31), in the rear section of the floor assembly, the rear seats (13) in the rear section The vehicle is mounted on the passenger compartment floor above the passenger compartment floor (30), and an equipment space (32) is formed between the passenger compartment floor and the vehicle floor (31). The electric vehicle also includes at least one electric machine (16) and a traction battery (17) arranged below and mounted on the floor assembly (21). The rear cross member (27) extends from the passenger compartment floor (31) into the region of the vehicle floor (30) and closes off the equipment space at the rear end. The traction battery (17) is mounted on the side longitudinal beams and the front and rear beams and is sealed all around.

The invention discloses a household sewage treatment device, which comprises a treatment box. The inner top of the treatment box is horizontally arranged with primary rough cutting knives and secondary fine cutting knives from top to bottom, and the top surface of the treatment box is installed with A motor box that drives the differential rotation of the primary rough cutting tool and the secondary fine cutting tool. Cleaning brushes are installed on one side of the primary rough cutting tool and the secondary fine cutting tool. A residue storage box for residues, the bottom of the residue storage box is provided with a filter box that communicates with the bottom of the residue storage box, and the filter box is installed on the inner bottom surface of the treatment box through the two sides of the bottom surface as a whole. The left and right inner walls are equipped with a telescopic cover device with automatic stretching and used to cover the residue in the residue storage box; the invention can improve the crushing efficiency, automatically clean the cutter, and the gland plate can clean the residue in the residue storage box. Compacting and squeezing water improves the actual storage capacity of the residue storage box.

The invention provides a pedal mechanism which is easy to disassemble. The pedal mechanism comprises a pedal bracket, a return spring, a pedal arm, and a rotary connecting component, wherein a pin shaft is fixed to the petal bracket; the main body of the rotary connecting component adopts a disk-shaped structure, a first pin hole is formed in the center of the main body, and the main body extends to the same side to form a plurality of first limiting bosses and a first second limiting boss; the second limiting boss is provided with a first groove which is close to the first pin hole and a second groove which is far away from the first pin hole, a second pin hole is formed in one end of the pedal arm, and first sinks and a second sink are formed in one end of the pedal arm; the pin shaft sequentially penetrates through the first pin hole and the second pin hole, and the first sinks of the pedal arm are matched with the first limiting bosses, and the second sink is matched with the first groove in the second boss; the first limiting bosses and the second limiting boss transmit the rotational movement of the pedal arm, and the first groove limits the axial movement of the pedal arm; one end of the return spring is connected with the pedal bracket, and the other end of the return spring is clamped to the second groove. According to the pedal mechanism disclosed by the invention, the disassembly convenience and the safety of the pedal mechanism are improved.

The invention discloses a bulletproof butterfly-shaped cable, belongs to the technical field of optical communication, and aims to provide a bulletproof butterfly-shaped cable to solve the problems that an existing bulletproof leading-in optical cable is high in manufacturing cost, and a steel belt is not easy to strip. The optical cable comprises a plastic sheath, the plastic sheath comprises a cylinder portion on the upper side and a square cylinder portion on the lower side, a reinforcing piece is arranged in the cylinder portion, the cylinder portion wraps the reinforcing piece, the square cylinder portion is provided with a plurality of optical fibers, the optical fibers are annularly wrapped by a water-blocking tape, the square cylinder portion wraps the water-blocking tape, a U-shaped bulletproof steel belt is further arranged on the outer side of the water-blocking tape in the square cylinder part, the opening direction of the U-shaped bulletproof steel belt faces one side of the reinforcing piece, the water-blocking tape is located in the opening of the U-shaped bulletproof steel belt, and the square cylinder part wraps the U-shaped bulletproof steel belt. The bulletproof butterfly-shaped cable is suitable for the bulletproof butterfly-shaped leading-in optical cable.