Portable structure for lifting office table
By using a structure of slip resistance pad, support cylinder, slide chute, telescopic assembly, damping tube and sliding assembly in the lifting desk, the problem of motor driving and inconvenient use in the prior art is solved, and the effect of simple operation, stable use and reduced maintenance costs is achieved.
Patent Information
- Application Number
- CN202421423799.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-21
- Publication Date
- 2025-04-18
- Estimated Expiration
- 2034-06-21
AI Technical Summary
The existing lifting desk portable structure requires a motor to be installed, which is inconvenient to use and requires regular inspection. Long-term use will increase maintenance costs.
The structures of sliding resist pads, support cylinders, slide chutes, telescopic components, damping tubes and sliding components are adopted to drive the support rod movement through the handle pulling, and smooth expansion and contraction are achieved using the damping tubes and sliding components, and stability is ensured through the limiting plates and slide blocks.
It realizes a lifting desk with simple operation and convenient use, which facilitates users to adjust the distance between the support legs and the desktop according to their needs, improves the stability of use and reduces maintenance costs.
Smart Images
Figure CN222764907U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of liftable office desks, in particular to a portable structure for liftable office desks. Background Art
[0002] The background technology of the portable structure for lifting desks mainly involves the design concept, user needs and technological innovation of lifting desks. The original intention of the design of lifting desks is to solve the problem that traditional desks cannot adjust the height, so as to meet the needs of users for the height of the desktop under different working conditions. With the diversification of working methods and the popularization of healthy office concepts, lifting desks have gradually been favored by the market. Simply realizing the lifting function cannot fully meet the needs of users. In actual use, users may need to move the desk to different positions in order to better adapt to the working environment or improve work efficiency. Therefore, the portable structure has become one of the important directions of the design of lifting desks. In order to realize the lifting and moving functions of the desk, the structural design and material selection of the desk also need to be considered. For example, the lifting mechanism needs to have sufficient load-bearing capacity and stability to support the weight of the entire desk; while the rollers and supporting structures need to use wear-resistant and corrosion-resistant materials to ensure their service life and safety.
[0003] In the prior art, when using a portable structure, most of them are driven by a motor for extension and retraction. Therefore, a motor needs to be installed in the telescopic structure. If it is used for a long time, the telescopic structure needs to be inspected regularly, and it is inconvenient to use. Therefore, it does not meet the existing needs. We propose a portable structure for a lifting office desk. Utility Model Content
[0004] The utility model provides a portable structure for a lifting office desk, which has the beneficial effect of being easy to operate during use, and solves the problem in the prior art mentioned in the above background technology that when using the portable structure, most of the time, a motor is used to drive the extension and retraction, so a motor needs to be installed in the retractable structure. If it is used for a long time, the retractable structure needs to be regularly inspected, and it is inconvenient to use.
[0005] The utility model provides the following technical solutions: a portable structure for a liftable office desk, comprising a connecting plate, a non-slip pad fixedly connected to the bottom of the connecting plate, a supporting tube fixedly connected to the middle of the connecting plate, a sliding groove provided on the side of the supporting tube, a supporting rod connected to the middle of the supporting tube via a telescopic assembly, a placing plate fixedly installed on the end of the supporting rod, a telescopic tube fixedly connected to the side of the placing plate, a telescopic tube provided in the middle of the telescopic tube, a damping tube installed in the middle of the telescopic groove, and a telescopic rod slidably installed in the middle of the telescopic tube via a sliding assembly.
[0006] As an optional solution of a portable structure for a lifting office desk described in the utility model, the sliding assembly includes a connecting piece fixedly connected to the bottom of the telescopic rod, a mounting frame is fixedly installed on the bottom of the connecting piece, a pulley is installed on the central rotating shaft of the mounting frame, and the pulley is in contact with the damping tube.
[0007] As an optional scheme of a portable structure for a lifting office desk described in the utility model, wherein: the telescopic component includes a mounting groove opened on the side of the supporting tube, a first connecting tube is inserted into the side of the mounting groove, a handle is fixedly connected to the end of the first connecting tube, a limiting column is fixedly installed in the middle of the first connecting tube, a limiting plate is sleeved on the side of the limiting column, a first moving rod is fixedly connected to the side of the first connecting tube, and a first gear is hinged to the end of the first moving rod.
[0008] As an optional solution of a portable structure for a lifting office desk described in the utility model, wherein: the first gear is meshed with a first rack on the side, the first rack is fixedly connected to a first fixed block on the side, the first fixed block slides in the middle of the first sliding groove, a support column is fixedly installed on the side of the first fixed block, and the support column is fixedly connected to a second fixed block on the side.
[0009] As an optional scheme of a portable structure for a lifting office desk described in the utility model, wherein: a second rack is fixedly installed on the side of the second fixed block, the second fixed block moves in the middle of the second sliding groove, a second gear is meshed on the side of the second rack, a second moving rod is hinged in the middle of the second gear, and a second connecting tube is fixedly connected to the side of the second moving rod.
[0010] As an optional scheme of a portable structure for a lifting office desk described in the utility model, wherein: a stabilizing block is fixedly installed at the bottom of the support column, a rotating shaft is fixedly installed in the middle of the stabilizing block, a rotating rod is hinged on the side of the rotating shaft, a mounting plate is hinged on the end of the rotating rod through a connecting shaft, the mounting plate is fixedly installed on the side of a fixing ring, and the fixing ring is sleeved on the side of the fixing shaft.
[0011] As an optional scheme of a portable structure for a lifting office desk described in the utility model, the damping tube is configured as a hollow hose, a plurality of partitions are provided inside the damping tube, the partitions divide the interior of the damping tube into a plurality of independent small air chambers, and ventilation holes are provided in the middle of the plurality of partitions.
[0012] As an optional scheme of a portable structure for a lifting office desk described in the utility model, wherein: the damping tube is set as a rubber hose, the pulley and the damping tube are interference fit, the small air chamber adjacent to the fitting is pressurized, the adjacent partition is deformed, and the vent holes corresponding to the partition are opened.
[0013] The utility model has the following beneficial effects:
[0014] 1. The lifting office desk uses a portable structure. When the supporting legs need to be adjusted, the staff can directly pull the handle up and down. When the handle is pulled, the first gear will drive the supporting rod to move by meshing with the first rack. When it moves to the moving distance, in order to avoid the first gear from being hit, it can be protected by a limit plate. Since the first fixed block and the second fixed block are both configured as anti-sliding blocks, the first fixed block and the second fixed block will stop moving when no force is applied manually. Since the first connecting tube moves in the slide groove, the slide groove is configured as a wave-shaped groove. When it stops, the first connecting tube will engage with the wave groove. When it needs to be moved, the staff can lift the first connecting tube, which makes it easier for people to operate.
[0015] 2. The lifting office desk uses a portable structure. When the desktop needs to be extended, the damping tube and the sliding assembly are set so that the desktop can be smoothly extended and retracted. After the extension, it can be more firmly limited, which is more convenient to use. During the extension and retraction process, the staff only needs to pull the telescopic cylinder. During the pulling process of the cylinder, the pulley will contact and connect with the damping tube to squeeze the damping tube. When it needs to stop, the pulley can be limited due to the deformation of the damping tube, so that the pulley can be stopped, thereby greatly improving the stability of the desktop during use. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 It is a three-dimensional structural schematic diagram of the utility model.
[0017] Figure 2 It is a schematic diagram of the telescopic cylinder structure of the utility model.
[0018] Figure 3 It is a schematic diagram of the structure of the sliding component of the utility model.
[0019] Figure 4 This is a schematic diagram of the damping tube structure of the utility model.
[0020] Figure 5 It is a schematic diagram of the telescopic component structure of the utility model.
[0021] In the figure: 110, anti-slip pad; 120, connecting plate; 130, supporting tube; 140, sliding groove; 150, telescopic assembly; 160, supporting rod; 170, placing plate; 180, telescopic tube; 190, telescopic rod; 200, telescopic groove; 210, damping tube; 220, pulley; 230, rotating shaft; 240, mounting frame; 250, connecting piece; 260, partition; 270, vent hole; 280, mounting groove; 290, handle; 300, first connecting tube; 310, limiting column; 320, limiting plate; 330, first moving rod; 340, first gear; 350, first rack; 360, first sliding groove; 370, first fixed block; 380, support column; 390, stabilizing block; 400, rotating shaft; 410, rotating rod; 420, fixed shaft; 430, fixed ring; 440, connecting shaft; 450, mounting plate; 460, second fixed block; 470, second sliding groove; 480, second rack; 490, second gear; 500, second moving rod; 510, second connecting tube; 520, sliding assembly. DETAILED DESCRIPTION
[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0023] Embodiment 1: This embodiment is intended to promote the solution of the problem that in the prior art, when using a portable structure, most of the time, a motor is used to drive the telescopic structure. Then, a motor needs to be installed in the telescopic structure. If the telescopic structure is used for a long time, it needs to be regularly inspected, and the use is inconvenient. Please refer to Figure 1-Figure 5 A portable structure for a lifting office desk includes a connecting plate 120, a non-slip pad 110 is fixedly connected to the bottom of the connecting plate 120, a supporting tube 130 is fixedly connected to the middle of the connecting plate 120, a sliding groove 140 is opened on the side of the supporting tube 130, a supporting rod 160 is connected to the middle of the supporting tube 130 through a telescopic component 150, a placing plate 170 is fixedly installed on the end of the supporting rod 160, a telescopic tube 180 is fixedly connected to the side of the placing plate 170, a telescopic groove 200 is opened in the middle of the telescopic tube 180, a damping tube 210 is installed in the middle of the telescopic groove 200, and a telescopic rod 190 is slidably installed in the middle of the telescopic tube 180 through a sliding component 520.
[0024] The sliding assembly 520 includes a connecting plate 250 fixedly connected to the bottom of the telescopic rod 190, a mounting frame 240 is fixedly installed at the bottom of the connecting plate 250, a pulley 220 is installed on the rotating shaft 230 in the middle of the mounting frame 240, and the pulley 220 is in contact with the damping tube 210. The telescopic assembly 150 includes a mounting groove 280 opened on the side of the support tube 130, a first connecting tube 300 is inserted into the side of the mounting groove 280, a handle 290 is fixedly connected to the end of the first connecting tube 300, a limiting column 310 is fixedly installed in the middle of the first connecting tube 300, a limiting plate 320 is sleeved on the side of the limiting column 310, a first moving rod 330 is fixedly connected to the side of the first connecting tube 300, and a first gear 340 is hinged at the end of the first moving rod 330.
[0025] When using the office desk, it needs to be adjusted according to different needs. During the adjustment process, the staff can pull the handle 290 up and down. When the handle 290 is pulled, the first gear 340 will drive the support rod 160 to move by engaging with the first rack 350. When it moves to the moving distance, in order to prevent the first gear 340 from being hit, it can be protected by the limit plate 320. Since the first fixed block 370 and the second fixed block 460 are both configured as anti-sliding blocks, the first fixed block 370 and the second fixed block 460 will stop moving when no force is applied manually. When it is not necessary to move, the staff pulls the handle 290 outward to misalign the first gear 340 and the first rack 350, and then engages the first connecting tube 300 with the wave part of the slide groove 140 for connection.
[0026] In this embodiment: when the supporting leg needs to be adjusted, the staff can directly pull the handle 290 up and down. When the handle 290 is pulled, the first gear 340 will drive the support rod 160 to move by engaging with the first rack 350. When it moves to the moving distance, in order to prevent the first gear 340 from being hit, it can be protected by the limit plate 320. Since the first fixed block 370 and the second fixed block 460 are both configured as anti-sliding blocks, the first fixed block 370 and the second fixed block 460 will stop moving when no force is applied manually. Since the first connecting tube 300 moves in the slide groove 140, the slide groove 140 is configured as a wavy groove. When it stops, the first connecting tube 300 will engage with the wavy groove. When it needs to move, the staff can lift the first connecting tube 300, which makes it easier for people to operate.
[0027] Embodiment 2: This embodiment is intended to promote the solution of the problem that not only the support legs can be extended and retracted, but also the distance of the desktop can be extended and retracted. This embodiment is an improvement made on the basis of embodiment 1. For details, please refer to Figure 1-Figure 5The first gear 340 is meshed with a first rack 350 on the side, and a first fixed block 370 is fixedly connected to the side of the first rack 350. The first fixed block 370 slides in the middle of the first sliding groove 360. A support column 380 is fixedly installed on the side of the first fixed block 370, and a second fixed block 460 is fixedly connected to the side of the support column 380.
[0028] A second rack 480 is fixedly installed on the side of the second fixed block 460, and the second fixed block 460 moves in the middle of the second sliding groove 470. A second gear 490 is meshed on the side of the second rack 480, and a second moving rod 500 is hinged in the middle of the second gear 490. A second connecting tube 510 is fixedly connected to the side of the second moving rod 500. A stabilizing block 390 is fixedly installed on the bottom of the support column 380, and a rotating shaft 400 is fixedly installed in the middle of the stabilizing block 390. A rotating rod 410 is hinged on the side of the rotating shaft 400, and a mounting plate 450 is hinged at the end of the rotating rod 410 through a connecting shaft 440. The mounting plate 450 is fixedly installed on the side of the fixing ring 430, and the fixing ring 430 is sleeved on the side of the fixing shaft 420.
[0029] The damping tube 210 is configured as a hollow hose, and a plurality of partitions 260 are arranged inside the damping tube 210. The partitions 260 divide the interior of the damping tube 210 into a plurality of independent small air chambers. Vent holes 270 are opened in the middle of the plurality of partitions 260. The damping tube 210 is configured as a rubber hose, and the pulley 220 and the damping tube 210 are interference fit. The small air chambers adjacent to the fitting are pressurized, and the adjacent partitions 260 are deformed, and the vent holes 270 corresponding to the partitions 260 are opened.
[0030] In this embodiment: when the desktop needs to be extended, the damping tube 210 and the sliding assembly 520 are arranged so that the desktop can be smoothly extended and retracted, and can be more firmly limited after the extension is completed, which is more convenient to use. During the extension and retraction process, the staff only needs to pull the telescopic cylinder 180. During the pulling process of the cylinder, the pulley 220 will contact and connect with the damping tube 210 to squeeze the damping tube 210. When it is necessary to stop, the pulley 220 can be limited due to the deformation of the damping tube 210, so that the pulley 220 can be stopped, thereby greatly improving the stability of the desktop during use.
[0031] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.
[0032] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.
Claims
1. A portable structure for a lifting office desk, comprising a connecting plate (120), characterized in that: The bottom of the connecting plate (120) is fixedly connected to an anti-slip pad (110), the middle of the connecting plate (120) is fixedly connected to a support tube (130), the side of the support tube (130) is provided with a slide groove (140), the middle of the support tube (130) is connected to a support rod (160) through a telescopic assembly (150), a placement plate (170) is fixedly installed at the end of the support rod (160), the side of the placement plate (170) is fixedly connected to a telescopic tube (180), the middle of the telescopic tube (180) is provided with a telescopic groove (200), the middle of the telescopic groove (200) is provided with a damping tube (210), and the middle of the telescopic tube (180) is slidably installed with a telescopic rod (190) through a sliding assembly (520).
2. The portable structure for a lifting office desk according to claim 1, characterized in that: The sliding assembly (520) comprises a connecting piece (250) fixedly connected to the bottom of the telescopic rod (190), a mounting frame (240) fixedly mounted on the bottom of the connecting piece (250), a pulley (220) mounted on a rotating shaft (230) in the middle of the mounting frame (240), and the pulley (220) is in contact with and connected to the damping tube (210).
3. The portable structure for a lifting office desk according to claim 1, characterized in that: The telescopic assembly (150) includes a mounting groove (280) provided on the side of the support tube (130), a first connecting tube (300) is inserted into the side of the mounting groove (280), a handle (290) is fixedly connected to the end of the first connecting tube (300), a limiting column (310) is fixedly installed in the middle of the first connecting tube (300), a limiting plate (320) is sleeved on the side of the limiting column (310), a first moving rod (330) is fixedly connected to the side of the first connecting tube (300), and a first gear (340) is hinged to the end of the first moving rod (330).
4. The portable structure for a lifting office desk according to claim 3, characterized in that: A first sliding groove (360) and a second sliding groove (470) are provided in the middle of the support rod (160); a first rack (350) is meshed with a side of the first gear (340); a first fixed block (370) is fixedly connected to a side of the first rack (350); the first fixed block (370) slides in the middle of the first sliding groove (360); a support column (380) is fixedly installed on a side of the first fixed block (370); and a second fixed block (460) is fixedly connected to a side of the support column (380).
5. The portable structure for a lifting office desk according to claim 4, characterized in that: A second rack (480) is fixedly installed on the side of the second fixed block (460), the second fixed block (460) moves in the middle of the second sliding groove (470), a second gear (490) is meshed on the side of the second rack (480), a second moving rod (500) is hinged in the middle of the second gear (490), and a second connecting tube (510) is fixedly connected to the side of the second moving rod (500).
6. The portable structure for a lifting office desk according to claim 4, characterized in that: A stabilizing block (390) is fixedly installed at the bottom of the support column (380), a rotating shaft (400) is fixedly installed in the middle of the stabilizing block (390), a rotating rod (410) is hinged on the side of the rotating shaft (400), and a mounting plate (450) is hinged on the end of the rotating rod (410) through a connecting shaft (440), and the mounting plate (450) is fixedly installed on the side of a fixing ring (430), and the fixing ring (430) is sleeved on the side of the fixing shaft (420).
7. The portable structure for a lifting office desk according to claim 2, characterized in that: The damping tube (210) is configured as a hollow hose, and a plurality of partitions (260) are provided inside the damping tube (210). The partitions (260) divide the interior of the damping tube (210) into a plurality of independent small air chambers, and a ventilation hole (270) is provided in the middle of each of the plurality of partitions (260).
8. The portable structure for a lifting office desk according to claim 7, characterized in that: The damping tube (210) is configured as a rubber hose, the pulley (220) and the damping tube (210) are interference fit, the small air chamber adjacent to the fit is pressurized, the adjacent partition (260) is deformed, and the vent hole (270) corresponding to the partition (260) is opened.