511results about "Variable height tables" patented technology

The utility model discloses an extensible wooden dining table, which relates to the technical field of wooden furniture and comprises a base, a support column fixedly connected to the top of the base, a lifting column slidably connected to the top of the support column, a table plate movably connected to the top of the lifting column, extension plates symmetrically hinged to the outer side of the table plate through hinges, and assembly blocks fixedly connected to the bottoms of the extension plates. Fixing assemblies are symmetrically installed in the assembling blocks, tenons are symmetrically and fixedly connected to the sides, close to the table plate, of the expansion plates, mortises are formed in the outer side walls of the table plate, the tenons and the mortises are inserted into the table plate, threaded columns are fixedly connected to the bottom of the table plate, and threaded holes are formed in the tops of the lifting columns. By adopting the structure, the expansion plate can be integrated with the table plate after being stored, so that the possibility of displacement of the expansion plate caused by shaking or collision is reduced, and the expansion plate can be firmly locked at the bottom of the table plate after being stored and cannot be easily opened due to accidental external force; and the storage stability and reliability are improved.

An adjustable workstation includes a tabletop having opposed upper and lower surfaces, a leg for supporting the tabletop, a gas spring having opposed spring front and rear ends, and a tabletop mount affixed to an upper end of the leg and pivotably coupled to the lower surface of the tabletop at a tilt axis. The spring front end is pivotably coupled to the lower surface of the tabletop. The spring rear end is pivotably coupled to the mount at an elevation lower than the tilt axis. The tabletop pivots in a first direction about the tilt axis upon extension of the gas spring to raise a front edge of the tabletop relative to a rear edge of the tabletop. The tabletop pivots in a second direction about the tilt axis upon retraction of the gas spring to lower the front edge of the tabletop relative to the rear edge of the tabletop.

The invention relates to a ratchet wheel lifting structure capable of rapidly adjusting the height and a lifting workbench. The device comprises an outer sleeve which is vertically arranged and an inner sleeve which is telescopically arranged in the outer sleeve, a special-shaped sliding groove which is distributed in the length direction of the outer sleeve is formed in the wall of the outer sleeve, a straight side wall is formed on the left side of the special-shaped sliding groove, a plurality of ratchet grooves which are distributed in the length direction of the special-shaped sliding groove are formed in the right side of the special-shaped sliding groove, and the ratchet grooves are communicated with the straight side wall. A first reversing guide inclined face is arranged at the top of the special-shaped sliding groove, and a second reversing guide inclined face is arranged at the bottom of the special-shaped sliding groove. The inner sleeve is provided with a shaft body perpendicular to the length direction of the inner sleeve, the shaft body is located between the straight side wall and the ratchet groove, the shaft body is rotationally provided with an overturning piece, the overturning piece is further provided with a clamping pin deviating from the rotating center of the overturning piece, and pulling force or repulsive force is formed between the overturning piece and the inner sleeve. According to the scheme, the lifting operation of the lifting workbench is very convenient, fast and efficient.

The present disclosure belongs to the technical field of smart home, and specifically relates to an electric connection structure for an electric lifting desk frame. The structure comprises: a frame supporting a desk top; a plurality of lifting columns connected to the frame and internally provided with electric drive devices; and control units controlling linear motion of the lifting columns. Each lifting column is independently provided with the control unit. The lifting columns are electrically connected through wire harnesses that are pre-installed and concealed within the frame, the wire harnesses being externally connected to a power unit and an operation unit. The present disclosure adopts concealed wiring by arranging the wire harnesses inside the frame, ensuring no exposed wiring after installation of the electric lifting desk, thereby achieving improved aesthetic integrity. The present disclosure also discloses an electric lifting desk comprising the electric lifting desk frame with the aforementioned electric connection structure. During installation of the lifting columns to the frame, electrical connections are simultaneously established, eliminating cumbersome wire harness connection procedures, enhancing installation efficiency, and reducing safety risks.

The utility model discloses a connecting structure of an auxiliary table and a main table of a kitchen island platform, the auxiliary table comprises a lifting part and a fixed part, and the fixed part comprises a fixed pipe and a decorative box located on the outer side of the fixed pipe; each fixing pipe is connected with the main table through an upper connecting block and a lower connecting block; one end of an L-shaped connecting plate of the bottom connecting block is fixed to the bottom end face of the fixing pipe, a vertical connecting plate is fixed to the other end of the L-shaped connecting plate, one or more vertical kidney-shaped through holes are formed in the vertical connecting plate, and one or more screws are connected to the main table side plate in a screwed mode after penetrating through the corresponding vertical kidney-shaped through holes. The outer side of a vertical plate of the L-shaped connecting plate is an operation space for screwing a screw; one end of the rectangular body of the middle connecting block is provided with a [-shaped groove which is sleeved with the fixed pipe and can vertically slide with the fixed pipe; and each decorative box is connected with the main table side plate through a transverse quick-mounting structure such as at least two pairs of collision beads. The fixing part of the auxiliary table and the connecting piece of the main table are relatively simple in structure, and operation is relatively convenient and labor-saving.

The utility model relates to a kind of multi-purpose side table including pedestal, storage box, storage basket and desktop panel, storage box is detachably located in the box slot on pedestal, storage basket is located between the two support strips on pedestal and at the bottom end of storage box, the two sides of the rear end of desktop panel are hinged on the support frame of the two sides of pedestal, flip desktop panel opens first opening, storage box is pulled up to separate from box slot, the second opening of storage basket leaks from the groove bottom of box slot, store article in storage basket from second opening, storage box is placed back into box slot, store article in storage box from first opening, flip desktop panel closes first opening, by setting storage box and storage basket, the linkage control of cooperation folding type desktop panel is realized, the dynamic switching of double storage space and workbench surface is realized, provide more storage space, satisfy the storage demand of modern home, the storage box of upper layer stores high-frequency use article, the storage basket of lower layer stores low-frequency article, improve the space utilization of multi-purpose side table.

An adjustable desk includes four extendable legs and an open-sided adjustable frame. The open-sided adjustable frame provides an open space between two of the extendable legs such that the open-sided adjustable frame is suitable for supporting a U-shaped desktop.

The utility model discloses a multi-purpose desk relates to desk field, including desk main part, the inner wall of desk main part is equipped with the panel, the inner wall of panel is equipped with the clamping bolt, the inner wall of desk main part is equipped with the separating plate, the lower end of desk main part is welded with the connecting sleeve, the connecting sleeve is welded with the connecting sleeve, the connecting sleeve is welded with the connecting sleeve. A lifting rod is fixedly connected to the inner wall of the connecting sleeve, a gasket is bonded to one end of the lifting rod, and a fixing sleeve is fixedly connected to the outer wall of the lifting rod. According to the multifunctional desk, the desk main body is used for clamping and fixing the partition plates, when the multifunctional desk is used, the desk main body and the partition plates are provided with well-planned classified storage design, classified grids and special storage areas, and students can store and take articles more conveniently and orderly; therefore, a great promotion effect is achieved for cultivating a good arrangement and storage habit of the student, and the student can be helped to establish a good sense of order and self-management consciousness from childhood.

Table (10) showing: - a tabletop (12) with an elongated shape, wherein the tabletop (12) has a length (L) extending in the longitudinal direction (16) and a width (B) extending in the transverse direction (18) and the tabletop (12) has a length / width ratio of at least 3:1, and - a frame (14) connected to the tabletop (12), which has at least two table legs (24), wherein each table leg (24) is arranged on the tabletop (12) such that a side (20) of the tabletop (12) that is closest to the respective table leg (24) in the longitudinal direction (16) has a distance to the respective table leg (24) that is at least as large as the width (B) of the tabletop (12).

This utility model provides an adjustable bedside table, including a base and a tabletop. The base is equipped with a height-adjustable lifting assembly, and the top of the lifting assembly has a mounting seat. The mounting seat has an angle-adjustable flipping assembly, and the tabletop is mounted on the flipping assembly. The tabletop has a first button and a second button on one side along its length, arranged side-by-side. The first and second buttons partially extend out of the tabletop. The first button is connected to the lifting assembly; pressing the first button triggers the lifting assembly to raise or lower, or to lock. The second button is connected to the flipping assembly; pressing the second button triggers the flipping assembly to flip or lock. This adjustable bedside table solves the problems of inconvenient height and angle adjustment, the inability to adjust simultaneously, and poor adjustability in existing adjustable bedside tables.

A sit-stand desk system for mounting to a wall having at least a pair of vertical standards each with a series of vertically arranged mounting openings comprises a base, a platform, at least a pair of standard mounting brackets on the base, and a height adjuster. The platform has a working surface positioned to face upwardly in an installed position of the desk system. Each standard mounting bracket comprises an insertion element for insertion into the mounting opening on an associated vertical standard on the wall to securely mount the desk system to the vertical standards in the installed position. The height adjuster supports the platform on the base to raise and lower the platform in a vertical direction when the desk system is in the installed position.

Traditional spaces such as under desks and tables are the closest to people's daily living routes, making them the most accessible spaces in emergencies. However, their low height makes them difficult to access, forcing people to wait for rescue in cramped positions. [Solution] This is an evacuation space equipment characterized by a double-layered leg structure in which the outer circumference of a leg 2, which is a straight-lined leg in the longitudinal direction and supports the frame, beam, and leg column capitals 1 that support the top plate of a desk or table, is surrounded by a cylindrical leg 3, which is a metal tube with a metal seat plate 6 at its lower end, and the outer circumference of the leg 2, which is a metal tube that supports the outer circumference of the leg 2, which is a straight-lined leg in the longitudinal direction and has a metal seat plate 6 at its lower end, and the leg 2 and cylindrical leg 3 have a small gap that allows them to slide up and down from each other, and when the top plate 1 is pulled up, the leg 2 connected to the top plate 1 is also pulled up, and the height position is automatically fixed at the position in which the length height between the floor and the top plate 1 is extended, due to the force of a spring provided on the leg receiving pin, the tip of the leg receiving pin provided on the leg 2 is inserted into the pin hole 7 of the cylindrical leg 3, and the leg 2 is automatically fixed to the cylindrical leg 3 at the raised position.

The utility model discloses a simple lifting tea table device which comprises a fixed baffle, the two sides of the fixed baffle are symmetrically connected with mounting supports, the outer sides of the mounting supports are movably connected with a lifting assembly, the lifting assembly comprises a plurality of screw sliding blocks, the screw sliding blocks are connected with the outer sides of the mounting supports in a sliding mode respectively, and the screw sliding blocks are connected with the outer sides of the mounting supports in a sliding mode. A screw connecting part is arranged at one end of the screw sliding block in a protruding mode, the screw connecting part is arranged in the installation support, and a transmission screw is connected into the screw connecting part in a threaded fit mode. The simple tea table lifting device is smooth and stable in transmission process, simple in structure, convenient to assemble and maintain and more stable in use due to the fact that the buffer spring is tensioned under stress.

The utility model discloses an anti-fracture lifting table transmission shaft, which relates to the technical field of lifting tables, and comprises a movable component and a fixed component, the bottom end of the movable component and the top end of the fixed component are installed in a sliding manner, and the fixed component comprises a fixed shaft. Meanwhile, a plurality of reinforcing ribs are evenly distributed on the inner wall of the movable shaft in the axial direction, the bending resistance and torsional rigidity of the movable shaft are enhanced, when the transmission shaft is vibrated or impacted, the high-damping filler can absorb energy, reduce the vibration amplitude and improve the stability of the transmission shaft, the movable shaft meets the overall strength requirement, meanwhile, the weight of the shaft is reduced, and the rotational inertia is reduced; and meanwhile, the nitriding layer is additionally arranged on the outer wall of the movable shaft, so that the hardness and the wear resistance of the shaft surface can be improved, residual compressive stress can be generated on the surface, part of tensile stress generated during working is counteracted, the fatigue life of the transmission shaft is further prolonged, and the fracture resistance of the transmission shaft is further improved.

The utility model relates to the technical field of furniture, in particular to a tea table with a local lifting function, which comprises a tea table main body and a lifting component, the tea table main body comprises a base and a table top, the table top is placed on the base and consists of a fixed plate body and a movable plate body, the fixed plate body is provided with a notch fitted with the movable plate body, and the fixed plate body is connected with the base. The lifting assembly is connected into a containing cavity formed in the base, the lifting assembly is connected with the movable plate body, and the lifting assembly comprises a first telescopic device, a splicing plate body and a linkage piece. According to the lifting table, when the splicing plate body ascends and descends, the two movable plate bodies can be driven by the linkage piece to move in the horizontal direction, the linkage piece enables the movable plate bodies to be parallel to the splicing plate body, a brand-new panel with a large use area is formed, and the panel is matched with the original fixed plate body to form an upper table plate and a lower table plate for use. The applicable scenes of the tea table main body are increased.

The utility model discloses a connecting rod lifting table top mechanism, which relates to the field of plane lifting, and adopts the technical scheme that the connecting rod lifting table top mechanism comprises a base, a lifting column, a table top and a lifting assembly, the base is fixed to the lower end of the lifting column, the lifting column is connected with the tabletop supporting table through a plurality of lifting assemblies, and the lifting assemblies are distributed on the periphery of the lifting column. The lifting assembly comprises a swing rod and a connecting rod; the lower end of the swing rod is hinged to a main body of the lifting column, the upper end of the swing rod is hinged to a sliding block, a sliding rail extending from inside to outside is arranged on the lower surface of the table top, and the sliding block is in sliding fit with the sliding rail; one end of the connecting rod is hinged to the lifting end of the lifting column, and the other end of the connecting rod is hinged to the middle of the swing rod. The connecting rod drives the swing rod to swing to achieve lifting of the table top, stability is higher, and load bearing is larger.

This utility model discloses an intelligent height-adjustable desk, comprising: a tabletop, a first leg assembly, a drive assembly, a first transmission assembly, and a control assembly. The first leg assembly includes a receiving box and first legs. The receiving box is installed on the lower side of the tabletop. The first leg includes a first leg and a second leg. The upper end of the first leg is connected to the receiving box, and the lower end of the first leg is retractably disposed in the telescopic groove of the second leg. The drive assembly includes a brushless motor and a magnetic encoder, which are coaxially connected and both are disposed within the receiving box. The first transmission assembly is drively connected to the brushless motor to cause the first leg to extend and retract when the brushless motor rotates. According to this utility model, by incorporating a brushless motor and a magnetic encoder, the operating accuracy of the intelligent height-adjustable desk can be significantly improved, while also ensuring greater stability of the tabletop during height adjustment, resulting in high reliability and stability.

The application provides a clamping prevention folding furniture based on wave signal sensing, a clamping prevention folding method and related device. The clamping prevention folding furniture based on wave signal sensing comprises a furniture fixing part, a furniture folding part, a processor, a folding driving mechanism and a clamping prevention detection device. The application uses wave signal detection technology for double inspection. Once it is detected that there is a space occupying object in the folding space during the folding process of the furniture folding part, the folding action of the furniture folding part is directly stopped to avoid the situation of injury caused by delay and complex judgment, and the safety of the furniture is improved. After stopping, the intrusion state of the space occupying object is specifically judged according to the reflection parameters of the reflection signals of the wave signals, the motion state of the furniture folding part is flexibly controlled according to the intrusion state, the false triggering of the stoppage is reduced, the safety and the operation convenience are balanced, and the accuracy of the clamping prevention control is further improved.

The application discloses a one-way self-locking device for a linear driving motor, which comprises a friction ring sleeved on the tail end of a motor rotating shaft away from the output end of the motor rotating shaft, a torsion spring sleeved on the friction ring and a fixing base sleeved outside the torsion spring and fixed on a first end cover of the motor, one end of the torsion spring is fixed on the fixing base, and the other end of the torsion spring is fixed on the friction ring; the friction ring is an elastic circular ring composed of a plurality of arc-shaped pieces connected in a head-to-tail mode, the friction ring is in interference fit with the motor rotating shaft and has a pre-tightening friction force; the friction ring and the fixing base are provided with a torsion spring tension structure which is capable of releasing the torsion spring when the motor rotating shaft rotates in one direction and rotating the torsion spring and circularly compressing the friction ring to realize one-way self-locking when the motor rotating shaft rotates in the opposite direction, and the torsion spring gap is sleeved on the friction ring. The one-way self-locking device has the advantages that the friction ring itself has a radial elastic force, the friction surface is complete and continuous, the friction force is stable, and the wear is relatively small.

A lifting desk support having rapid mounting structures and a lifting desk are provided. The lifting desk support includes a longitudinal beam and a cross beam assembly. The lifting desk support further includes a set of rapid mounting structures, which comprises a boss having a slope arranged on the longitudinal beam and a notch provided on the cross beam assembly. A locking block of the boss is embedded into the cross beam assembly through a first groove section of the notch, and a force along an axial direction of a cross beam of the cross beam assembly is applied to the longitudinal beam, such that the locking block enters a second groove section of the notch, and the locking and the assembly between the longitudinal beam and the cross beam assembly are achieved in a rapid and efficient manner with cost saved.

The utility model provides a multifunctional spliced table, which relates to the technical field of tables and comprises a first table plate, a second table plate, a telescopic support component, an outer convex surface and an inner concave surface. The first locking bolt is taken out, the second supporting rod is pulled to slide along the interior of the sliding groove, the extending length of the second supporting rod can be conveniently adjusted, and therefore the use height of the first table plate can be conveniently adjusted according to different use scenes; the four sets of first table plates and the four sets of second table plates are freely spliced through the outer convex faces and the inner concave faces, various different table top layouts can be conveniently formed, the modular design allows a user to adjust the table top layouts at any time according to needs, the use flexibility is greatly improved, and the problem that a traditional table body adopts a rigid structure design, and the use cost is low is solved. The requirements of diversified scenes are difficult to adapt, and the function expansion of one table with multiple scenes cannot be realized.

A lifting column, including: a column body and a foot, an insert-joint assembly being provided at the bottom of the column body, a snap groove being provided on the insert-joint assembly, the foot including a base and an insert-joint socket, a receptacle configured to receive the insert-joint assembly and an elastic snap-fit assembly disposed at a lower portion of the receptacle being provided on the insert-joint socket, a guide bevel being further provided on the insert-joint assembly; on insert-fitting between the insert-joint assembly and the receptacle, the elastic snap-fit assembly is compressed by the guide bevel, and after the insert-joint assembly is mounted in place, the elastic snap-fit assembly is snap-fitted in the snap groove to thereby secure the column body to the foot.

The application provides a liftable desk, which comprises a desk leg, a support plate fixedly connected to the inner side of the desk leg, a seat and book drawer slidingly connected to the desk leg, a desk plate fixedly connected to the seat and book drawer, and a lifting assembly arranged between the support plate and the desk plate and used for adjusting the seat and book drawer to slide along the height direction of the desk leg so as to lift the seat and book drawer. The application solves the technical problem that the conventional learning desk cannot meet the simultaneous use of two people with different heights and causes resource waste.

The utility model relates to the technical field of side tables, and discloses a lifting side table capable of turning left and right, which comprises a bottom frame, a first stand column is fixedly mounted at the top of the bottom frame, an air cylinder is fixedly mounted in the first stand column, and the telescopic end of the air cylinder is fixedly connected with a second stand column through a screw. The second stand column is slidably connected to the inner side of the first stand column. According to the lifting side table capable of being overturned leftwards and rightwards, a positioning sleeve is installed at the top of a first stand column, a rotating shaft is arranged on the left side of the positioning sleeve, and a center shaft is installed in the positioning sleeve, so that a table top plate can be adjusted within a certain angle range; the four foot pads made of Teflon materials are installed at the bottom of the bottom frame, so that the side table has good stability in the use process, the hoop can lock the positions of the first stand column and the second stand column through the eccentric handle, the rubber materials have good friction force, and the stability is improved.

The application provides an electric lifting table support and an electric lifting table, and belongs to the field of smart home. The electric lifting table support comprises a tabletop assembly, a transmission telescopic rod, a driving assembly and two lifting legs; the tabletop assembly comprises an inner cross beam, an outer cross beam and two longitudinal beam supporting arms, one end of the inner cross beam is connected with one longitudinal beam supporting arm, the other end of the inner cross beam is inserted into one end of the outer cross beam, the other end of the outer cross beam is connected with the other longitudinal beam supporting arm; the lifting legs are connected with the longitudinal beam supporting arms; the two ends of the transmission telescopic rod are respectively in transmission connection with the two lifting legs; the driving assembly is used for driving the transmission telescopic rod to rotate, so as to drive the two lifting legs to synchronously lift. Under the action of the transmission telescopic rod, only one driving assembly can transmit power to the two lifting legs, and the transmission telescopic rod can also change the length by telescoping, so that it can be adapted to tabletop panels of different sizes. The electric lifting table support not only can adjust the length, but also has a simple structure, which is conducive to reducing the cost.