A free-lifting student desk

Abstract

The utility model relates to the technical field of student desks, and discloses a freely liftable student desk, including a supporting mechanism and an adjusting mechanism, wherein the adjusting mechanism is movably connected to the top of the supporting mechanism, and the adjusting mechanism includes a lifting unit and a control unit, wherein the lifting unit is movably connected to the top of the supporting mechanism, and the control unit is fixedly connected to the top of the lifting unit. The freely liftable student desk can realize the free lifting of the desktop panel through the lifting mechanism, adapt to the height changes of students of different age groups, ensure that students maintain a correct sitting posture during use, and also help protect students' eyesight and spinal health. The height adjustment is more convenient, and a safety protection device is provided inside the lifting mechanism, so that the device can further stabilize the height position after adjustment to prevent falling, and the use of aluminum alloy material also makes the device more stable and less prone to deformation.

Description

Technical Field

[0001] The utility model relates to the technical field of student tables, in particular to a freely liftable student table. Background Art

[0002] In recent years, with the renewal of educational concepts and the improvement of the educational environment, the requirements for the comfort and functionality of student desks and chairs have been increasing. Traditional student desks often adopt a fixed height design, which cannot adapt to the height changes of students of different age groups, resulting in problems such as incorrect sitting posture and impaired vision during use. Therefore, the raiseable student desk was born.

[0003] The prior art discloses a student desk with application number: 201120567573.4, and particularly discloses a freely liftable student desk, which comprises a student desk body and an adjustment plate, and is characterized in that an adjustment plate is mounted on the desk legs, equidistant slots are mounted on the adjustment plate, an insertion rod is mounted on the desk legs, a pedal is mounted on the bottom of the desk legs, and the adjustment plate and the equidistant slots are integrally formed, and has the beneficial effects of effectively helping tall students to freely adjust the desk height to the height they need, facilitating students' writing, reducing fatigue, and protecting the health of the spine.

[0004] However, the existing technology still has the following shortcomings. First, when the above-mentioned device is in use, the height is adjusted by connecting the control plate. However, when the above-mentioned device is in use, it is still necessary to perform manual pulling operation for adjustment, and the control plate plays a certain support. After long-term use, the control plate is easily deformed, resulting in difficulty in adjustment. Utility Model Content

[0005] The purpose of the utility model is to provide a freely liftable student desk to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solution: a freely liftable student desk, comprising a supporting mechanism and an adjusting mechanism, wherein the adjusting mechanism is movably connected to the top of the supporting mechanism.

[0007] The adjusting mechanism comprises a lifting unit and a control unit, wherein the lifting unit is movably connected to the top of the supporting mechanism, and the control unit is fixedly connected to the top of the lifting unit.

[0008] Preferably, the supporting mechanism consists of a tripod, a support rod, a cross bar, an electric-driven lifting assembly, a power supply interface and a sleeve. The support rod is fixedly connected to the top of the tripod, the cross bar is fixedly connected between the support rods, the electric-driven lifting assembly is fixedly connected to the top of the support rod, the power supply interface is opened on the side of the electric-driven lifting assembly, and the sleeve is fixedly connected to the support rod and the top of the electric-driven lifting assembly, playing the main supporting and bearing role, so as to provide a stable supporting state.

[0009] Preferably, the lifting unit consists of a lifting rod, a connecting plate, a safety protection device and a sliding rod. The lifting rod is movably connected to the inside of the sleeve, the connecting plate is fixedly connected to the top of the lifting rod, the safety protection device is fixedly connected to the top of the connecting plate, and the sliding rod is fixedly connected to the top of the safety protection device, so as to facilitate the adjustment of the height of the student desk.

[0010] Preferably, the control unit consists of a desktop panel, a placement box, a control panel and a rotating cover plate. The desktop panel is fixedly connected to the top of the sliding rod, the placement box is fixedly connected to the bottom of the desktop panel, the control panel is fixedly connected to the side of the placement box, and the rotating cover plate is rotatably connected to the surface of the control panel, playing the main role of controlling lifting.

[0011] Preferably, a lifting switch is provided on the surface of the control panel, and the lifting switch is electrically connected to the electric-driven lifting component and the safety protection device. When the lifting switch is started, the electric-driven lifting component is driven to work and the extended state of the safety protection device is closed. When the lifting switch is not started, the opposite is true to prevent the student desk from falling after the lifting adjustment.

[0012] Preferably, the lifting rod is movably connected to the output end of the electric-drive lifting component, so that the lifting rod can be driven to move up and down by the electric-drive lifting component, and an electric lifting system is adopted, and the lifting and lowering of the desktop panel can be achieved by controlling the lifting switch.

[0013] Preferably, the sleeve and the slide rod are made of aluminum alloy, have a stable structure, can bear a large weight, and have high supporting stability.

[0014] Preferably, push rods extending outward are provided at both ends of the safety protection device, so that an extrusion force is generated by the outward expansion of the push rods, so that the position of the slide rod is fixed, and further movement of the lifting mechanism is prevented by mechanical means.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] 1. The free-lifting student desk can realize the free lifting of the desktop panel through the lifting mechanism, which can adapt to the height changes of students of different age groups, ensure that students maintain the correct sitting posture during use, and also help protect students' eyesight and spinal health. It is more convenient to adjust the height.

[0017] 2. The free-lifting student desk is equipped with a safety protection device inside the lifting mechanism, which can further stabilize the position and height of the device after adjustment to prevent it from falling. The use of aluminum alloy material also makes the device more stable and less prone to deformation. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the appearance structure of the utility model;

[0019] Figure 2 This is a side view of the structure of the utility model;

[0020] Figure 3 This is a schematic diagram of the sliding rod separation structure of the utility model;

[0021] Figure 4 It is a schematic diagram of the internal structure of the sleeve of the utility model.

[0022] In the figure: 1. Support mechanism; 101. Tripod; 102. Support rod; 103. Cross bar; 104. Electric drive lifting assembly; 105. Power supply interface; 106. Sleeve; 2. Adjustment mechanism; 201. Lifting rod; 202. Connecting plate; 203. Safety protection device; 204. Sliding rod; 211. Desktop panel; 212. Placement box; 213. Control panel; 214. Rotating cover. DETAILED DESCRIPTION

[0023] 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.

[0024] See also Figure 1-4 The utility model provides the following technical solution: a freely liftable student desk, comprising a supporting mechanism 1 and an adjusting mechanism 2, wherein the adjusting mechanism 2 is movably connected to the top of the supporting mechanism 1.

[0025] The adjusting mechanism 2 includes a lifting unit and a control unit. The lifting unit is movably connected to the top of the supporting mechanism 1, and the control unit is fixedly connected to the top of the lifting unit.

[0026] The supporting mechanism 1 is composed of a tripod 101, a supporting rod 102, a cross bar 103, an electric-driven lifting assembly 104, a power supply interface 105 and a sleeve 106. The supporting rod 102 is fixedly connected to the top of the tripod 101, the cross bar 103 is fixedly connected between the supporting rods 102, the electric-driven lifting assembly 104 is fixedly connected to the top of the supporting rod 102, the power supply interface 105 is opened on the side of the electric-driven lifting assembly 104, the sleeve 106 is fixedly connected to the supporting rod 102 and the top of the electric-driven lifting assembly 104, the sleeve 106 and the sliding rod 204 are made of aluminum alloy, the structure is stable, can withstand a large weight, have high supporting stability, play the role of the main supporting load, so as to provide a stable supporting state.

[0027] The lifting unit is composed of a lifting rod 201, a connecting plate 202, a safety protection device 203 and a sliding rod 204. The lifting rod 201 is movably connected to the inside of the sleeve 106. The lifting rod 201 is movably connected to the output end of the electric drive lifting component 104, so that the lifting rod 201 can be driven up and down by the electric drive lifting component 104. An electric lifting system is adopted, and the lifting and lowering of the desktop panel can be achieved by controlling the lifting switch. The connecting plate 202 is fixedly connected to the top of the lifting rod 201, and the safety protection device 203 is fixedly connected to the top of the connecting plate 202. Push rods extending outward are arranged at both ends of the safety protection device 203, so that the extrusion force is generated by the outward expansion of the push rod, so that the position of the sliding rod 204 is fixed, and the further movement of the lifting mechanism is prevented by mechanical means. The sliding rod 204 is fixedly connected to the safety protection device 20 3, so as to adjust the height of the student desk. The control unit is composed of a desktop panel 211, a placement box 212, a control panel 213 and a rotating cover 214. The desktop panel 211 is fixedly connected to the top of the slide bar 204, the placement box 212 is fixedly connected to the bottom of the desktop panel 211, and the control panel 213 is fixedly connected to the side of the placement box 212. A lifting switch is arranged on the surface of the control panel 213, and the lifting switch is electrically connected to the electric drive lifting component 104 and the safety protection device 203. When the lifting switch is started, the electric drive lifting component 104 is driven to work and the extended state of the safety protection device 203 is closed. When the lifting switch is not started, the opposite is true to prevent the student desk from falling after the lifting adjustment. The rotating cover 214 is rotatably connected to the surface of the control panel 213, and plays a major role in controlling the lifting.

[0028] When in use, power is connected through the power supply interface 105 to ensure that the safety protection device 203, the electric drive lifting component 104 and the control panel 213 can be used normally. By pressing the lifting switch, the lifting rod 201 is driven to rise and the height of the desktop panel 211 is raised. After the adjustment is completed, the safety protection device 203 further locks the height.

[0029] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A freely liftable student desk, comprising a support mechanism (1) and an adjustment mechanism (2), characterized in that: The adjustment mechanism (2) is movably connected to the top of the support mechanism (1); The adjustment mechanism (2) comprises a lifting unit and a control unit, the lifting unit is movably connected to the top of the support mechanism (1), and the control unit is fixedly connected to the top of the lifting unit.

2. A free-lifting student desk according to claim 1, characterized in that: The support mechanism (1) is composed of a support frame (101), a support rod (102), a cross rod (103), an electric drive lifting assembly (104), a power supply interface (105) and a sleeve (106); the support rod (102) is fixedly connected to the top of the support frame (101); the cross rod (103) is fixedly connected between the support rods (102); the electric drive lifting assembly (104) is fixedly connected to the top of the support rod (102); the power supply interface (105) is provided on the side of the electric drive lifting assembly (104); and the sleeve (106) is fixedly connected to the support rod (102) and the top of the electric drive lifting assembly (104).

3. A free-lifting student desk according to claim 2, characterized in that: The lifting unit is composed of a lifting rod (201), a connecting plate (202), a safety protection device (203) and a sliding rod (204); the lifting rod (201) is movably connected to the inside of the sleeve (106); the connecting plate (202) is fixedly connected to the top of the lifting rod (201); the safety protection device (203) is fixedly connected to the top of the connecting plate (202); and the sliding rod (204) is fixedly connected to the top of the safety protection device (203).

4. The free-lifting student desk according to claim 3 is characterized in that: The control unit is composed of a desktop panel (211), a placement box (212), a control panel (213) and a rotating cover plate (214); the desktop panel (211) is fixedly connected to the top of the sliding rod (204); the placement box (212) is fixedly connected to the bottom of the desktop panel (211); the control panel (213) is fixedly connected to the side of the placement box (212); and the rotating cover plate (214) is rotatably connected to the surface of the control panel (213).

5. The free-lifting student desk according to claim 4 is characterized in that: A lifting switch is provided on the surface of the control panel (213), and the lifting switch is electrically connected to the electric drive lifting component (104) and the safety protection device (203).

6. The free-lifting student desk according to claim 5, characterized in that: The lifting rod (201) is movably connected to the output end of the electric-drive lifting component (104).

7. The free-lifting student desk according to claim 6, characterized in that: The sleeve (106) and the slide rod (204) are made of aluminum alloy.

8. The free-lifting student desk according to claim 7, characterized in that: Push rods extending outwards are arranged at both ends of the safety protection device (203).

Images