Telescopic driving mechanism, lifting table leg and learning table

Abstract

The utility model belongs to the technical field of learning furniture, and provides a telescopic driving mechanism, a lifting table leg and a learning table, the telescopic driving mechanism comprises a lead screw and a nut sleeved on the lead screw, the telescopic driving mechanism further comprises a power assembly, and the power assembly comprises a motor arranged on a rack; the transmission part is arranged on a power output shaft of the motor in a sleeving manner; the operation panel is arranged on the motor and is provided with an operation switch for controlling the rotation direction of the motor; wherein the transmission part is provided with a connecting insertion hole used for being matched with the power input shaft of the screwdriver bit and the power input shaft of the lead screw, and the power input shaft of the screwdriver bit or the power input shaft of the lead screw are inserted into the connecting insertion hole, so that the motor can be used for driving the screwdriver bit to rotate and can also be used for driving the lead screw to rotate. The telescopic driving mechanism, the lifting table leg and the learning table are simple in structure and reasonable in design, the motor can drive the lead screw to rotate and can also drive the screwdriver bit to rotate, and the utilization rate of the motor is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of learning furniture, in particular to a telescopic driving mechanism, a lifting table leg and a learning table. Background Art

[0002] Liftable study tables can be divided into electric lift study tables and hand-crank lift study tables. Although the lifting driving power of the two is different, they can be matched according to the height of the user, thereby improving the resource utilization of the study table.

[0003] However, the motor of the existing electric lifting study table is not easy to disassemble after being installed, so that the motor can only be used to drive the study table to rise and fall, resulting in a waste of resources. Summary of the invention

[0004] In view of the defects in the prior art, the purpose of the present utility model is to provide a retractable driving mechanism, a lifting table leg and a study table to solve or alleviate the above-mentioned technical problems existing in the prior art.

[0005] In order to achieve the above-mentioned object, the utility model provides a retractable driving mechanism, comprising a lead screw and a nut sleeved on the lead screw and used to convert the rotational motion of the lead screw into a linear motion, and also comprising a power assembly, the power assembly is drivingly connected to the lead screw, the power assembly is used to drive the lead screw to rotate, and the power assembly comprises:

[0006] A motor, which is arranged on the frame and detachably connected to the frame;

[0007] A transmission component, which is sleeved on the power output shaft of the motor;

[0008] an operation panel, which is arranged on the motor and has an operation switch for controlling the rotation direction of the motor;

[0009] The transmission component is provided with a connecting socket for cooperating with the screwdriver head and the power input shaft of the lead screw. By inserting the screwdriver head or the power input shaft of the lead screw into the connecting socket, the motor can be used to drive the screwdriver head to rotate and also to drive the lead screw to rotate.

[0010] Furthermore, the powertrain also includes a battery for providing electrical energy to the operation panel and the motor, and the battery is fixedly disposed on the motor.

[0011] Furthermore, the battery is a storage battery.

[0012] Furthermore, the battery is arranged between the operation panel and the motor.

[0013] Furthermore, the operation panel is arranged at an end of the motor away from the transmission component.

[0014] Furthermore, it also includes a gear box, which includes a box body fixedly arranged on the frame and a driving bevel gear and a driven bevel gear arranged in the box body and meshing with each other, the driving bevel gear is drivingly connected to the power input shaft, and the driven bevel gear is drivingly connected to the lead screw.

[0015] Furthermore, the operation switch includes a first button for controlling the motor to rotate in a clockwise direction and a second button for controlling the motor to rotate in a counterclockwise direction.

[0016] In a second aspect, the utility model provides a lifting table leg, comprising the retractable driving mechanism described in any one of the above items.

[0017] In a third aspect, the utility model provides a study table, comprising the above-mentioned lifting table legs.

[0018] Beneficial effects of the utility model:

[0019] The telescopic driving mechanism, lifting table legs and study table provided by the utility model are provided with a transmission component on the power output shaft of the motor, and a connecting socket for inserting the power input shaft of the screwdriver bit and the lead screw is provided on the transmission component, so that when the power assembly is installed on the table body, it can be used to drive the lead screw to rotate, and after being disassembled, it can be used to drive the screwdriver bit to rotate, thereby improving the utilization rate of the motor. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the specific implementation of the utility model or the technical solution in the prior art, the following is a brief introduction to the drawings required for the specific implementation or the prior art description. In all the drawings, similar elements or parts are generally identified by similar reference numerals. In the drawings, each element or part is not necessarily drawn according to the actual scale.

[0021] Figure 1 A three-dimensional view of a retractable drive mechanism provided in one embodiment of the utility model;

[0022] Figure 2 for Figure 1 A perspective view of the powertrain of the telescopic drive mechanism shown;

[0023] Figure 3 A three-dimensional view of a study table provided by an embodiment of the utility model;

[0024] Figure 4 for Figure 3 A cross-sectional view in the AA direction is shown;

[0025] Figure 5 for Figure 4 An enlarged view of section B is shown;

[0026] Figure 6 for Figure 4 An enlarged view of section C is shown;

[0027] Reference numerals:

[0028] 110, lead screw; 120, nut; 130, power input shaft; 210, motor; 220, transmission component; 221, connecting jack; 230, operation panel; 240, end cover; 310, housing; 320, driving bevel gear; 330, driven bevel gear; 410, first housing; 420, second housing; 430, third housing; 510, table body; 511, support tube. DETAILED DESCRIPTION

[0029] The following embodiments of the technical solution of the utility model are described in detail in conjunction with the accompanying drawings. The following embodiments are only used to more clearly illustrate the technical solution of the utility model, and are therefore only used as examples, and cannot be used to limit the protection scope of the utility model.

[0030] It should be noted that, unless otherwise specified, the technical terms or scientific terms used in this application should have the common meanings understood by technicians in the field to which the utility model belongs.

[0031] In the description of the present application, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0032] In addition, the terms "first", "second", etc. are used for descriptive purposes only and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. In the description of the present utility model, the meaning of "plurality" is more than two, unless otherwise clearly and specifically limited.

[0033] In this application, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in this utility model can be understood according to specific circumstances.

[0034] In the present application, unless otherwise clearly specified and limited, a first feature being “above” or “below” a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being “above”, “above”, and “above” a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being “below”, “below”, and “below” a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0035] like Figure 1-2 As shown, the utility model provides a telescopic driving mechanism, including a lead screw 110, on which a nut 120 is sleeved, and the nut 120 is used to convert the rotational motion of the lead screw 110 into a linear motion.

[0036] In this embodiment, the retractable drive mechanism further includes a power assembly, which is in transmission connection with the lead screw 110, and the power assembly is used to drive the lead screw 110 to rotate, and the power assembly includes a motor 210, which is arranged on a frame and detachably connected to the frame. In this embodiment, the frame is a table body 510. Specifically, the motor 210 is fixed to the frame by fastening bolts, but it is not excluded that in other embodiments, the motor 210 is fixed to the frame by other detachable methods.

[0037] Preferably, in this embodiment, a support tube 511 is provided on the table body 510, and an end cap 240 is provided at one end of the motor 210 away from its power output shaft, and the end cap 240 is detachably buckled on one end of the support tube, so as to facilitate the disassembly of the power assembly.

[0038] The power output shaft of the motor 210 is sleeved with a transmission component 220. Specifically, the transmission component 220 can be integrally formed with the power output shaft of the motor 210, or can be separately provided.

[0039] An operation panel 230 is provided on the motor 210. Specifically, in the present embodiment, the operation panel 230 is provided at one end of the motor 210 away from the transmission component 220. The operation panel 230 has an operation switch for controlling the rotation direction of the motor 210. It should be noted that the operation switch can be either a knob or a button, and the button can be either a virtual button or a mechanical button. In the present embodiment, the operation switch includes a first button for controlling the motor 210 to rotate in a clockwise direction and a second button for controlling the motor 210 to rotate in a counterclockwise direction.

[0040] Among them, the transmission component 220 is provided with a connecting socket 221 for cooperating with the power input shaft 130 of the screwdriver head and the screw 110. By inserting the power input shaft 130 of the screwdriver head or the screw 110 into the connecting socket 221, the motor 210 can be used to drive the screwdriver head to rotate, and can also be used to drive the screw 110 to rotate.

[0041] During use, when it is necessary to drive the lead screw 110 to rotate, the motor 210 is installed on the frame, and the power input shaft 130 of the lead screw 110 is inserted into the connecting socket 221, and the motor 210 is started to achieve the purpose of driving the lead screw 110 to rotate.

[0042] When it is necessary to tighten the screws, the power assembly is removed, and the screwdriver head is inserted into the connection socket 221, and the motor 210 is started to drive the screwdriver head to rotate, thereby tightening the screws.

[0043] The power assembly of the telescopic driving mechanism provided by the utility model can not only be used as the power to drive the lead screw 110 to rotate, but also can be used as the power to drive the screwdriver head, thereby improving the utilization rate of the motor 210.

[0044] In one embodiment, the powertrain further includes a battery for providing electrical energy to the operation panel 230 and the motor 210, and the battery is fixedly disposed on the motor 210. Specifically, in this embodiment, the battery is disposed between the operation panel 230 and the motor 210. Preferably, the battery is a storage battery.

[0045] In one embodiment, a gear box is further included, and the gear box is used to change the transmission direction of the power. The gear box includes a box body 310 fixedly arranged on the frame, and a driving bevel gear 320 and a driven bevel gear 330 arranged in the box body 310 and meshing with each other, the driving bevel gear 320 is transmission-connected to the power input shaft 130, and the driven bevel gear 330 is transmission-connected to the lead screw 110.

[0046] In one embodiment, the utility model provides a lifting table leg, including the retractable driving mechanism described in any of the above embodiments, a first shell 410 connected to the nut 120, and a second shell 420 sleeved outside the first shell 410 and slidably connected to the first shell 410.

[0047] The lead screw 110 is rotatably connected to the table body 510, and the second housing 420 is fixedly connected to the table body 510. When in use, the lead screw 110 rotates, thereby driving the nut 120 to move, thereby achieving the purpose of driving the first housing 410 to extend and retract relative to the second housing 420, thereby achieving the purpose of driving the lifting table legs to rise and fall.

[0048] Preferably, in this embodiment, the lifting table leg further includes a third shell 430 sleeved outside the second shell 420, and the third shell 430 can be fixedly connected to the first shell 410, so as to achieve the purpose of improving the strength of the table leg.

[0049] like Figure 3-6 As shown, in one embodiment, the utility model provides a study table, comprising the above-mentioned lifting table legs.

[0050] In the specification of the present utility model, a lot of specific details are described. However, it is understood that the embodiments of the present utility model can be practiced without these specific details. In some examples, well-known methods, structures and techniques are not shown in detail so as not to obscure the understanding of this specification.

[0051] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or replace some or all of the technical features therein by equivalents. These modifications or replacements do not deviate the essence of the corresponding technical solutions from the scope of the technical solutions of the embodiments of the utility model, and they should all be included in the scope of the claims and specification of the utility model.

Claims

1. A telescopic drive mechanism, comprising a lead screw (110) and a nut (120) sleeved on the lead screw (110) and used to convert the rotational motion of the lead screw (110) into a linear motion, characterized in that: It also includes a power assembly, the power assembly being in transmission connection with the lead screw (110), the power assembly being used to drive the lead screw (110) to rotate, the power assembly comprising: A motor (210), which is arranged on a frame and is detachably connected to the frame; A transmission component (220) sleeved on a power output shaft of the motor (210); an operating panel (230), which is arranged on the motor (210) and has an operating switch for controlling the rotation direction of the motor (210); The transmission component (220) is provided with a connection socket (221) for cooperating with a screwdriver head and a power input shaft (130) of the lead screw (110); by inserting the screwdriver head or the power input shaft (130) of the lead screw (110) into the connection socket (221), the motor (210) can be used to drive the screwdriver head to rotate, and can also be used to drive the lead screw (110) to rotate.

2. The retractable drive mechanism according to claim 1, characterized in that: The power assembly further comprises a battery for providing electric energy to the operating panel (230) and the motor (210), and the battery is fixedly arranged on the motor (210).

3. The retractable drive mechanism according to claim 2, characterized in that: The battery is a storage battery.

4. The retractable drive mechanism according to claim 2 or 3, characterized in that: The battery is arranged between the operation panel (230) and the motor (210).

5. The retractable drive mechanism according to claim 4, characterized in that: The operation panel (230) is arranged at an end of the motor (210) away from the transmission component (220).

6. The retractable drive mechanism according to claim 1, 2, 3 or 5, characterized in that: The invention also comprises a gear box, the gear box comprising a box body (310) fixedly arranged on the frame, and a driving bevel gear (320) and a driven bevel gear (330) arranged in the box body (310) and meshing with each other, the driving bevel gear (320) being transmission-connected to the power input shaft (130), and the driven bevel gear (330) being transmission-connected to the lead screw (110).

7. The retractable drive mechanism according to claim 6, characterized in that: The operating switch comprises a first button for controlling the motor (210) to rotate in a clockwise direction and a second button for controlling the motor (210) to rotate in a counterclockwise direction.

8. A lifting table leg, characterized in that: Comprising the retractable drive mechanism described in any one of claims 1-7.

9. A study table, characterized in that: Including the lifting table leg described in claim 8.

Images