68 results about "Double decker" patented technology

The double-layer-structure conveying elevator with the temporary storage function comprises a frame, a lifting mechanism and a double-layer-structure conveying line, the lifting mechanism comprises a pneumatic part, a transmission wheel and a lifting chain, the pneumatic part is connected with the frame, the transmission wheel is movably installed on the frame and connected with the pneumatic part, and the lifting chain is connected with the transmission wheel. The lifting chain is arranged on the transmission wheel in a sleeving mode, one end of the lifting chain is connected with the bottom of the frame, the other end of the lifting chain is connected with the double-layer-structure conveying line, and the double-layer-structure conveying line is located in the frame and comprises an upper-layer conveying line body and a lower-layer conveying line body. The upper-layer conveying line is mounted above the lower-layer conveying line; the pneumatic part drives the lifting chain and the transmission wheel to move when stretching out and drawing back, and the double-layer-structure conveying line is driven by the lifting chain to ascend and descend in the frame. The double-layer compact type design is adopted, the length of a production line is shortened, the occupied space of the conveying hoister with the buffering double-layer structure is reduced, and the workshop space is fully utilized.

The utility model discloses a detection device for detecting the temperature and humidity of a food inner package, which comprises a base, a fixed head, a detection head, a protection mechanism, a display screen and a grip, and is characterized in that the protection mechanism is of a double-layer structure consisting of a protection inner cover and a protection outer cover; food particles entering from a first through hole in the protective outer cover can be isolated in an interlayer space between the protective inner cover and the protective outer cover, and then the entering food can be effectively discharged from the first through hole in the bottom of the protective outer cover and a discharging hole through rotation of the protective inner cover and a partition plate fixedly arranged on the protective inner cover; therefore, the phenomenon that the food blocks the protection mechanism to cause non-ventilation is prevented, and the accuracy of the detection result and the detection efficiency are effectively improved.

The utility model provides a combined container which comprises a container body, a container cover, a top plate and a bottom plate, the container body comprises side walls, a top plate and a bottom plate, and a through opening is formed in the end of the container body; the corner columns are located at the ends of the side walls of the two sides of the box body in the length direction, vertex angle pieces are arranged at the top ends of the corner columns, and the bottom faces of the vertex angle pieces are higher than a top plate of the box body; the folding door assemblies are arranged in pairs, the folding door assemblies arranged in pairs are matched with the through openings in the corresponding sides, each folding door assembly comprises a first door plate and a second door plate connected to the first door plate in a pivoted mode, and the first door plates of the folding door assemblies arranged in pairs are connected to the corresponding corner columns in a pivoted mode. The combined container is provided with an upper-layer structure and a lower-layer structure, the upper layer is of an open carrying structure, the lower layer is of a closed carrying structure, the combined container is suitable for double-layer transportation of automobiles, the closed carrying structure of the lower layer can be used for transporting goods with sealing requirements during returning, and the transportation efficiency and diversified usability of the combined container are improved.

The utility model relates to the technical field of urban rail transit existing line reconstruction signals, in particular to an urban rail transit existing line emergency stop button updating and reconstruction installation structure which comprises a double-layer structure composed of an inner panel and a protective cover. The protective cover is installed outside the internal panel and is provided with a transparent cover corresponding to one of the function buttons and a shielding protective cover corresponding to the other function button. The utility model has the advantages that: (1) raw materials are saved; (2) the existing decoration of the station is protected; (3) the control cable is better protected; and (4) the influence on the existing operation is reduced.

According to the double-layer sliding outdoor grill, a first barbecue wire mesh outer box is driven by a sliding assembly to slide up and down above a charcoal grill in a reciprocating mode, the phenomenon that food materials are excessively burnt or hardened due to long-time contact with high temperature can be reduced, meanwhile, the baked food materials can be subjected to heat preservation, and the heat preservation effect is good. According to the outdoor barbecue grill, the second barbecue net outer box is driven by the sliding assembly to horizontally slide above the charcoal grill in a reciprocating mode, all parts of food materials can be evenly heated, and the barbecue efficiency is improved. The barbecue device is characterized by being composed of a barbecue net assembly and a sliding assembly, and the barbecue net assembly is composed of a first barbecue net, an oil filtering hole, a first barbecue net outer box, a first connecting round rod, a first sliding block, a cross-shaped support, a supporting fixing block, a first sliding groove, a second sliding groove, a second barbecue net outer box, a second barbecue net, a second sliding block and a second connecting round rod; the cross-shaped support comprises a transverse supporting rod and a vertical supporting rod, and the middle of the transverse supporting rod is perpendicular to the middle of the vertical supporting rod.

The utility model relates to the technical field of furniture, and provides a bunk bed which comprises a bed frame, a first bed board and a second bed board, the first bed board and the second bed board are sequentially arranged on the bed frame from top to bottom layer by layer; a first guardrail positioned at the bed head of the first bed board, a second guardrail positioned at the bed tail of the first bed board and a fence positioned at the outer side edge of the first bed board are arranged on the bed frame; the second guardrail is provided with a notch for placing the crawling ladder; the fence comprises an expansion part which transversely expands towards the outside of the first bed board and a blocking part which is vertically connected with the expansion part and encloses the outer side edge of the first bed board; the bed frame is further provided with a third guardrail located at the bed head of the second bed board and a fourth guardrail located at the bed tail of the second bed board. The fence integrally protrudes out of the first bed board, so that the actual use space of the first bed board is expanded, the activity comfort of an upper berth user is improved, and the upper berth is more suitable for scenes with limited space and high comfort requirements.

1. Name of the designed product: grab doll machine (light-emitting double layer). 2. Use of the designed product: for toys. 3. Design points of the designed product: in shape. 4. Picture or photo that best indicates the design points: perspective view.

The utility model discloses a double -deck chassis gathers together and pushes the cart, including four bottom pipes of four bottom of four corners are equipped with the standpipe and folding chassis, is equipped with the folding frame between two standpipes of front side or back side, the folding chassis includes the base and four bottom pipes of one end swing riveting in the base four corners, the bottom pipe includes the double -deck structure of upper pipe, lower pipe parallelly arranged, four bottom pipes another end respectively four standpipe lower end swing riveting. This handcart adopts the collapsible design, and the front side, back side and bottom can all be folded, and the whole vehicle is gathered together after folding small, and it is favorable to store and transport, also convenient for user to carry outside, bottom folding frame adopts the double -deck structure of upper pipe, lower pipe, and is connected with the front side, back side, and the double -deck structure makes the handcart firmness high, and the stability of the transported article is strong.

The utility model discloses a portable test tube rack which comprises a bracket, the bracket is configured to be of a double-layer structure, a test tube can be placed on the upper layer, a sliding space is formed in the lower layer, a water tank capable of sliding is arranged in the sliding space, and a second handle is installed at the end of the water tank; the test tube rack assemblies are vertically fixed at the upper end of the bracket, a plurality of test tubes can be vertically placed at one end of each test tube rack assembly, and a plurality of test tubes can be obliquely placed at the other end; pull rods are connected to the two ends of the bracket through rotating shafts, and first handles are arranged at the ends of the two pull rods. The portable test tube rack disclosed by the utility model is simple in structure, test tubes are placed and limited by arranging the placing groove and the first clamping ring, and the portable test tube rack is not easy to shake and good in stability during movement; a second clamping ring which is obliquely arranged is matched with a limiting block, so that the cleaned test tube can be obliquely placed, water flowing out of the test tube is drained into a water tank through a water seepage hole, and convenience is provided for drying the test tube.

The utility model discloses a silent generator set with a multi-stage noise reduction mechanism. The silent generator set comprises an outer shell, a power unit, a multi-stage noise reduction assembly and an installation frame. The outer shell adopts a double-layer structure and an elastic connecting piece to reduce vibration transmission, and the power unit is installed through a damping cushion block and a sliding rail and is convenient to maintain. The multi-stage noise reduction assembly comprises a first-stage silencer, a second-stage resonant cavity and a third-stage sound absorption plate which are used for controlling high-frequency noise, intermediate-frequency noise and low-frequency noise respectively. The air inlet flow guide cover and the air outlet axial flow fan optimize the airflow path, and airflow noise is reduced. The supporting legs are adjustable and are provided with anti-skid rubber pads, so that the stability is improved. Through multi-stage noise reduction and structure optimization, the noise problem is remarkably improved, the system is suitable for industrial and civil scenes, and quiet and comfortable experience is provided.

In various embodiments, a lock assembly is defined as: a locking bar (3) which is mounted on a first vehicle part (1) by means of first fastening means (2); a lock part (21) which is mounted on a second vehicle part (20) by means of second fastening means (22) and is configured to engage with the locking bar (3) when locking and to disengage from it when unlocking; wherein the first vehicle part (1) and / or the second vehicle part (20) have a double structure and are each composed of two molded parts (5, 6) attached to one another; and wherein, in the area of ​​the locking bar (3) and the lock part (21), a structure-reinforcing element (8) is arranged between the two molded parts (5, 6) of the first vehicle part (1) and / or between the two molded parts of the second vehicle part (20) such that the first fastening means (2) or theThe second fastening means (22) extend through the structural reinforcement element (8). Furthermore, a vehicle comprising the lock assembly is provided.

The utility model discloses a vertical pre-stressed steel bar positioning and anti-collision frame suitable for a double-layer structure, which comprises a steel bar positioning plate and a steel bar positioning plate which are shaped like a Chinese character'hui 'and are both provided with scale marks, the steel bar positioning plate is of a detachable combined structure, and the internal width of the steel bar positioning plate is adjustable so as to be suitable for various arrangement forms such as longitudinal or transverse arrangement forms of steel bars. The steel bar positioning plate and the steel bar positioning plate are reliably connected through the positioning plate connecting piece or directly through a bolt so as to be suitable for positioning of steel bars in different construction stages, and the steel bar positioning clamp is fixed to the steel bar positioning plate and used for being clamped and fixed to an upper structure steel bar. Precise control over the distance between the steel bars is achieved through the steel bar positioning plates and the positioning clamps, the steel bars are limited through the steel bar positioning plates, the situation that the tensioning ends of the steel bars collide with the steel bars is avoided, and meanwhile the plane position and perpendicularity of the steel bars are effectively guaranteed.

The utility model belongs to the technical field of paper tube production, and particularly relates to a resin paper tube draining and wiping device which comprises a support of a double-layer structure, a U-shaped frame is arranged on the middle layer of the support, and a draining net and a wiping cloth belt connected with the left end of the draining net are arranged in the U-shaped frame. The positions, close to the inner side wall of the bottom of the U-shaped frame, of the top faces of the front end and the rear end of the draining net are each provided with a baffle, a plurality of partition plates fixed to the top face of the draining net are arranged between the two baffles at equal intervals, the right end of the draining net is in non-contact connection with a feeding conveying belt, and the left end of the wiping cloth belt is in non-contact connection with a discharging conveying belt. And an air supply assembly is arranged on the top layer of the bracket. The material pushing type conveying system is adopted, efficient material conveying can be achieved in a limited space, the material pushing type conveying system can be adjusted to adapt to parts of different sizes and shapes, adhesion of paper tubes is prevented through the vibration motor and the elastic support, the draining efficiency is improved, and resin dripping beads formed at the bottoms of the paper tubes in the draining process are wiped through the wiping cloth belt.

The utility model discloses an LED display screen electric control cabin with a double-layer protection heat dissipation structure, which comprises an electric cabin shell, the electric cabin shell comprises an outer shell and an inner shell, the inner shell forms an inner layer space for accommodating a driving board card and a power supply block, and an outer layer space is formed between the inner shell and the outer shell. The electric control bin is of a double-layer structure made of a high-heat-conductivity corrosion-resistant metal material, an inner-layer space is used for containing a driving board card and a power supply block, heat generated in the inner-layer space is exchanged with external air through metal plates with high heat conductivity on the inner layer and the outer layer, and the double-layer protection space has the protection strength and the air tightness higher than those of a single-layer shell. The long-term reliable and stable working environment of the display screen driving board card is improved, and the quality of the display screen is further improved.

According to the rapidly-formed integrated double-layer paperboard inner support and the paperboard structure thereof, through the exquisite design of the integrally-formed paperboard, rapid unfolding and stable supporting of the double-layer structure are achieved. The product is characterized by comprising a double-layer paperboard main body formed by folding and bonding the middle part, and an upper-layer base plate and a lower-layer base plate which are arranged in a partitioned manner are provided with pre-pressing creases to fix the thickness and facilitate folding; the storage groove is provided with a supporting tongue and an inserting groove system, and supporting strips and clamping grooves at specific positions are designed, so that multi-direction stable supporting after the commodities are placed in is ensured. The innovation point is that a flat state can be quickly converted into a double-layer structure by utilizing a simple extrusion action, meanwhile, the flexibility of the storage groove and the supporting system adapts to diversified packaging requirements, stability, convenience and customized adaptation capability are considered, the packaging box lining is particularly suitable for being used as various packaging box liners, the transportation and storage cost and the packaging efficiency are optimized, and the market prospect is wide. And an efficient and environment-friendly packaging solution is shown.

The utility model relates to the technical field of medical instruments, and discloses an emergency treatment box which comprises a box body, at least one storage box and a box cover. According to the utility model, the storage box with the second storage cavity is arranged in the box body, and the interior of the box body is divided into the first storage cavity by utilizing the storage box, so that the whole emergency treatment box is of a double-layer structure with a plurality of storage cavities, and the emergency treatment box can be used for carrying more medical supplies; and different types of medical supplies can be stored in different storage cavities as required, so that the different types of medical supplies can be managed. And meanwhile, the storage box is constructed to be in a form of being capable of horizontally moving between a folding position and an extending position, so that the medical supplies in the storage cavities can be taken under the condition that the storage box is not taken out from the cavity, and the convenience of the emergency treatment box during use is effectively improved.

The utility model relates to the technical field of vehicle-mounted articles, in particular to a vehicle side fan-shaped tent which comprises a tent framework and tent cloth, a rotary supporting arm and an auxiliary supporting block of the tent framework correspond to each other up and down and are both of an inverted-T-shaped double-layer structure, and an inner notch used for installing an embedded LED lamp strip is formed in the bottom face of the lower layer of the auxiliary supporting block. At least two sets of fixing pieces are fixedly connected between the lower layer of the rotary supporting arm and the upper layer of the auxiliary supporting block. The rotary supporting arms and the auxiliary supporting blocks are each of an inverted-T-shaped double-layer structure, the multiple sets of fixing pieces are arranged between the rotary supporting arms and the auxiliary supporting blocks, the structural strength and connection firmness of the rotary supporting arm units are enhanced, the windproof capacity is higher, meanwhile, the inner notches are designed in the bottom faces of the lower layers of the auxiliary supporting blocks, LED lamp strips are embedded in the inner notches, and therefore the LED lamp strips are more attractive. Light can be prevented from being blocked during opening, and the utilization rate of the light is improved.

The utility model relates to the technical field of the luggage, and disclose a clothes drying luggage with hidden air duct design, it includes the hard box body of outside and the soft box body of inside, the hard box body constitutes the outside main part of luggage body, and the soft box body is built -in in the hard box body inside, the upper end of luggage body is rotatably connected with the hard box upper cover that can open, and the front of luggage body is equipped with the hard box front cover for taking and placing clothes, the air inlet and outlet of the utility model are hidden type design, only expose with the soft box body when clothes drying disinfection, completely hide in the hard box body under non -working condition, keep the whole luggage simple and beautiful, the appearance is improved, the novel structure simplifies, through the double -deck structure of " hard box body + soft box body", the clothes drying subassembly and the storage function are integrated, do not have complex redundant structure, convenient operation, only need to control electric telescopic link and fan can switch state.

The utility model relates to the technical field of bridge construction, and provides a double-layer flatcar which comprises a transverse moving track and a longitudinal moving track and further comprises a lower flatcar connected to the transverse moving track in a sliding mode, a sliding rail used for being in butt joint with the longitudinal moving track is installed on the lower flatcar, and an upper flatcar used for placing a steel arch is connected to the sliding rail in a sliding mode. Through the arrangement of the double-layer structure of the lower flatcar and the upper flatcar, higher flexibility and space efficiency can be provided, and the steel arch transfer efficiency and the construction safety are improved.

This utility model discloses a top cover for packaging boxes that can be used with a zigzag pallet. The top cover body has four upper protrusions on its upper surface and corner guards at each of its four corners. A surrounding plate is provided around the lower surface of the top cover body, and a lower protrusion is also provided on the lower surface. A groove is formed between the lower protrusion and the surrounding plate. Several first ribs are provided on the lower surface of the top cover body within the groove, and several second ribs are provided on the outer wall of the surrounding plate. Several raised strips are provided on the inner side of the surrounding plate at the outer end of the groove. The lower protrusion is densely covered with recessed support columns, the tops of which are connected to the lower surface of the top cover body. This utility model has a reasonable structure. The four corner guards on the upper surface of the top cover body prevent tipping, tilting, or slipping when two packaging boxes are stacked. The double-layered structure of the top cover body greatly improves its load-bearing capacity. Furthermore, the four upper protrusions allow it to be used with a smaller zigzag pallet, greatly improving its versatility and applicability.

The utility model relates to the technical field of fuse boxes, in particular to a waterproof fast-assembly type single-path fuse box, which comprises a base provided with an inner cavity used for accommodating a fuse assembly for installation; the upper cover and the base are detachably installed, the edge of the upper cover is of a double-layer structure with an inverted-U-shaped section, and the double-layer structure is used for allowing the edge of the base to be inserted and installed in a matched mode; and the upper cover sealing element is arranged on the U-shaped top of the double-layer structure of the upper cover and is used for sealing a gap between the upper cover and the base, so that the technical problems of poor sealing performance and inflexible installation and maintenance of the fuse box in the prior art are solved.

A double-layer integrated folding box type structure comprises a base plate frame, a middle plate frame and a top plate frame which are arranged in a stacked mode in the vertical direction and are parallel to one another, a first movable side frame capable of being folded and unfolded is arranged between the base plate frame and the middle plate frame, and the first movable side frame can move to be overlapped with the base plate frame and the middle plate frame; the supporting plate can be opened to be perpendicular to the chassis frame and the middle plate frame to be supported between the chassis frame and the middle plate frame; a second movable side frame which can be folded and opened is arranged between the middle tray frame and the top tray frame, and the second movable side frame can move to be overlapped with the middle tray frame and the top tray frame and can be opened to be perpendicular to the middle tray frame and the top tray frame to be supported between the middle tray frame and the top tray frame. According to the double-layer integrated folding box type structure, a double-layer structure is designed into an integrated structure, compared with two independent containers, a top tray structure can be omitted, the transportation height can be reduced, the transportation cost can be saved, the material cost and the labor cost can be reduced, time, labor and materials are saved, and the double-layer integrated folding box type structure is high in practicability and suitable for being vigorously popularized.

The utility model discloses a double -deck structure electric cabinet, including rear box, front box and front door, install high -voltage device, DC power supply and high -power heat abstract component in the rear box, install DC component device in the front box, and the front door is used to show the inside operation state of front box, the rear box is connected through the hinge with the front box, and the side plate of rear box is equipped with special lock and front box linkage locking, the front door is connected with the front box through the hinge, and the rear box back is equipped with standardization draw -in groove. The utility model discloses scientific and reasonable structure design, realizes the physical isolation of high -voltage and low -voltage device through the chamber design of rear box and front box, solves the low space utilization rate and the serious problem of electromagnetic interference of traditional electric cabinet, improves the space management efficiency and equipment operation stability, and the front door covers transparent PC board, can show the inside operation state of front box in real time, reduces the frequent cabinet operation.

The utility model discloses a heat dissipation type cabinet body of uninterrupted power supply system, including cabinet, layering baffle, the both sides of cabinet are provided with the side wall of double -deck structure, the side wall includes outer layer wall, inner layer wall, the outer layer wall with the inner layer wall between form heat dissipation cavity, a plurality of both sides of layering baffle end respectively embed in corresponding side heat dissipation cavity, the inside space of cabinet is divided into a plurality of independent sub -space, layering baffle includes surface layer board, bottom layer board, be provided with a plurality of square tubes between surface layer board with bottom layer board, all be provided with air hole on the both side walls of square tube, be provided with surface layer hole on surface layer board, be provided with perforation on bottom layer board, the perforation, surface layer hole, heat dissipation cavity are connected through air hole between.

The utility model discloses a double -deck structure gasket, including the gasket main part, the gasket main part is circular ring shape setting, and its inside is hollow setting. The utility model belongs to the technical field of sealing element, and specifically is a double -deck structure gasket that has solved the problem of traditional single -layer gasket only paying attention to sealing performance, lacking buffer shock -absorbing function, being easy to deform or creep under high -pressure, vibration or temperature fluctuation working condition, leading to the sealing failure.

The present invention relates to a double-layer-structured small inverter for an electric vehicle. The present invention comprises: a base panel; a board part manufactured to be divided into a first board part and a second board part while a plurality of boards and heat sinks are mounted on the inner lower surface of the base panel; a case which has a digeut-shape from a side view, and of which both ends are mounted on the base panel so as to accommodate the board; and a front part and a rear part mounted to block the open front and rear of the case, and thus a plurality of boards mounted inside the base panel and the case are arranged to be upright and stacked, and some boards are divided to reduce the overall size so that manufacturing in a compact size is possible.

The utility model discloses a double -deck structure conveying elevator with temporary storage function, include: frame, hoisting mechanism and double -deck structure conveying line, hoisting mechanism includes pneumatic element, transmission and hoisting chain, pneumatic element is connected with the frame, and transmission is movably installed on the frame and is connected with pneumatic element, and hoisting chain is set on transmission and one end of hoisting chain is connected with the bottom of frame, the other end of hoisting chain is connected with double -deck structure conveying line, double -deck structure conveying line is located in the frame, double -deck structure conveying line includes upper layer conveying line and lower layer conveying line, upper layer conveying line is installed above lower layer conveying line, when pneumatic element retracts and expands, hoisting chain and transmission are driven to move, and double -deck structure conveying line is driven to lift in the frame through hoisting chain, adopts double -deck compact design, shortens the length of production line, reduces the occupied space of double -deck structure conveying elevator with buffer, and fully utilizes factory building space.

The waterproof sealing silica gel ring of the double-layer structure comprises a first outer ring, a second outer ring and a connector, the connector is fixedly connected between the edge opening of the first outer ring and the edge opening of the second outer ring, the inner side of the other edge opening of the first outer ring and the inner side of the other edge opening of the second outer ring are fixedly connected with a sealing ring, and the opening position of the sealing ring is fixedly connected with an inward contraction type port. The utility model has the advantages that a three-dimensional sealing structure with multiple layers inside and outside is formed, a plurality of defense lines are formed, and even if one defense line is damaged, other defense lines can still play a role. The sealing ring and the outer ring are specifically filled in the position to be sealed, meanwhile, the inner side of the sealing ring is connected with the multiple compressible connecting rings, the inner sides of the connecting rings are connected with the inner ring, the section of the inner ring is in a C shape, the inner ring tightly holds the position to be sealed like a plurality of tentacles in the implementation process, and the sealing effect is further enhanced. The structure like a tentacle can be tightly attached to the position to be sealed, and dead-corner-free sealing is formed.