Lifting table leg with driving mode convenient to replace and learning table

Abstract

The utility model belongs to the technical field of learning furniture, and provides a lifting table leg convenient to replace a driving mode and a learning table, which comprise a lead screw rotationally arranged on a table body and a nut sleeved on the lead screw and used for converting rotational motion of the lead screw into linear motion, the manual power assembly and the electric power assembly are used for driving the lead screw to rotate, and the manual power assembly and the electric power assembly are detachably arranged on the table body and can be replaced with each other. According to the lifting table leg convenient to replace the driving mode and the learning table, the structure is simple, the design is reasonable, a corresponding power assembly can be installed according to the preference of a user, and the adaptability is high.

Description

Technical Field

[0001] The utility model relates to the technical field of learning furniture, in particular to a lifting table leg and a learning table which are convenient for replacing a driving mode. Background Art

[0002] Depending on their driving methods, liftable study tables can be divided into electric liftable study tables and hand-cranked liftable study tables. Although the lifting driving power of the two is different, they can both be adjusted according to the user's height, improving the resource utilization of the study table.

[0003] In actual use, different consumers have different preferences for electric drive and manual drive. However, the drive mode of existing liftable study tables is set at the factory, which makes it impossible to choose the drive mode according to the needs of different consumers. Therefore, it is easy for consumers to be forced to make other choices because they are not satisfied with the drive mode of the table they like. Utility Model Content

[0004] In view of the defects in the prior art, the purpose of the present utility model is to provide a lifting table leg and a study table that are easy to change the driving mode, so as to solve the above-mentioned technical problems existing in the prior art.

[0005] In order to achieve the above-mentioned purpose, on the one hand, the utility model provides a lifting table leg that is easy to replace the driving mode, including a screw that is rotatably set on the table body and a nut that is sleeved on the screw and is used to convert the rotational motion of the screw into linear motion, and also includes a manual power assembly and an electric power assembly for driving the screw to rotate, and the manual power assembly and the electric power assembly are detachably set on the table body and can be replaced with each other.

[0006] Furthermore, the manual powertrain comprises:

[0007] a driving handle, which is detachably disposed on the table body and rotatably connected to the table body; and

[0008] The first transmission component is coaxially sleeved on the power output shaft of the driving handle and is rotatably connected to the table body, and is detachably connected to the power input shaft of the lead screw.

[0009] Furthermore, the manual power assembly also includes a first mounting seat disposed on the table body and detachably connected to the table body, and the driving handle is rotatably disposed on the first mounting seat.

[0010] Furthermore, the first transmission component and the power input shaft are respectively provided with plug-in holes and connecting parts that cooperate with each other.

[0011] Furthermore, the first transmission component is a transmission shaft.

[0012] Furthermore, the electric powertrain comprises:

[0013] A motor is disposed on the table body and is detachably connected to the table body; and

[0014] The second transmission component is coaxially sleeved on the power output shaft of the motor and is detachably connected to the power input shaft of the lead screw.

[0015] Furthermore, the electric powertrain further comprises an operation panel, which is disposed on the motor and has a control switch for controlling the rotation direction of the motor.

[0016] Furthermore, the electric powertrain also includes a battery, which is arranged on the motor and is used to provide power to the motor and the operation panel.

[0017] Furthermore, the second transmission component and the power input shaft are respectively provided with plug holes and connecting parts that cooperate with each other.

[0018] On the other hand, the utility model also provides a study table, comprising any of the above-mentioned lifting table legs that are easy to change the driving mode.

[0019] Beneficial effects of the utility model:

[0020] The lifting table legs and study table with easy-to-change drive modes provided by the utility model are equipped with a manual power assembly and an electric power assembly that can be replaced with each other, so that the corresponding power assembly can be installed according to the needs of the users, thereby enabling the table to meet the needs of more users and improving the adaptability of the study table. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] 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.

[0022] Figure 1 A three-dimensional view of a study table provided in the first embodiment of the present utility model;

[0023] Figure 2 for Figure 1 A cross-sectional view in the AA direction is shown;

[0024] Figure 3 for Figure 2An enlarged view of section B is shown;

[0025] Figure 4 for Figure 2 An enlarged view of section C is shown;

[0026] Figure 5 for Figure 1 A three-dimensional view of the combination of the electric powertrain of the learning table, the lead screw, the nut and the gear box;

[0027] Figure 6 A three-dimensional view of a study table provided in the second embodiment of the present utility model;

[0028] Figure 7 for Figure 6 The shown three-dimensional view is a combination of the manual power assembly of the learning table with the lead screw, nut and gear box.

[0029] Reference numerals:

[0030] 110, lead screw; 120, nut; 130, power input shaft; 210, first housing; 220, second housing; 230, third housing; 310, driving handle; 320, first transmission component; 330, first mounting seat; 340, second mounting seat; 410, motor; 420, second transmission component; 430, operation panel; 440, end cover; 510, housing; 520, driving bevel gear; 530, driven bevel gear; 610, table body; 611, support tube. DETAILED DESCRIPTION

[0031] 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.

[0032] 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.

[0033] 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.

[0034] 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.

[0035] 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.

[0036] 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.

[0037] like Figure 1-7 As shown, in one embodiment, the utility model provides a lifting table leg that is easy to change the driving mode, including a lead screw 110 rotatably set on a table body 610 and a nut 120 that is sleeved on the lead screw 110 and is used to convert the rotational motion of the lead screw 110 into a linear motion. Specifically, the nut 120 is provided with a first shell 210, and the first shell 210 is fixedly connected to the nut 120. The first shell 210 is provided with a second shell 220, and the second shell 220 is slidably connected to the first shell 210, and the top of the second shell 220 is fixedly connected to the table body 610. When in use, the lead screw 110 is driven to rotate by the power assembly, so that the nut 120 is driven to move with the first shell 210 relative to the second shell 220, thereby achieving the purpose of driving the table body 610 to rise and fall.

[0038] Preferably, a third shell 230 is further sleeved outside the second shell 220, and the third shell 230 is slidably connected to the second shell 220, and the third shell 230 is also fixedly connected to the first shell 210, so as to achieve the purpose of improving the strength of the table legs.

[0039] In this embodiment, the lifting table legs that are easy to change the driving mode also include a manual power assembly and an electric power assembly for driving the screw 110 to rotate, and the manual power assembly and the electric power assembly are detachably arranged on the table body 610 and can be replaced with each other.

[0040] During use, when the user wants a manually driven study table, the manual power assembly is installed; when the user wants an electrically driven study table, the electric power assembly is installed, so that the study table can meet the needs of more users and improve the adaptability of the study table.

[0041] like Figure 6-7 As shown, in one embodiment, the manual power assembly includes a driving handle 310 and a first transmission component 320 .

[0042] The driving handle 310 is detachably mounted on the table body 610 and is rotatably connected to the table body 610. The first transmission component 320 is coaxially sleeved on the power output shaft of the driving handle 310 and is rotatably connected to the table body 610. The first transmission component 320 is detachably connected to the power input shaft 130 of the lead screw 110.

[0043] Specifically, the first transmission component 320 and the power input shaft 130 are respectively provided with a plug hole and a connecting part that cooperate with each other. When in use, the connecting part is inserted into the plug hole to achieve the purpose of driving the input shaft to rotate through the motor. The connecting part is pulled out of the plug hole to achieve the purpose of disconnecting the transmission relationship between the manual power assembly and the input shaft. The operation is simple and convenient to use.

[0044] In this embodiment, the connecting socket is disposed on the first transmission component 320 .

[0045] Specifically, the manual power assembly further includes a first mounting seat 330 disposed on the table body 610 and detachably connected to the table body 610, and the driving handle 310 is rotatably disposed on the first mounting seat 330. Specifically, the first mounting seat 330 can be fixed to the table body 610 by fastening bolts or by other detachable means. Preferably, in this embodiment, a support tube 611 is disposed on the table body 610, and the first mounting seat 330 is detachably buckled at one end of the support tube 611, so as to facilitate the disassembly of the manual power assembly.

[0046] Preferably, the first transmission component 320 is a transmission shaft. Specifically, the first transmission component 320 is rotatably connected to the second mounting seat 340, and the second mounting seat 340 is detachably connected to the table body 610. Specifically, the second mounting seat 340 is adapted to the inner cavity of the support tube 611, and the second mounting seat 340 is detachably inserted in the support tube 611.

[0047] During use, when the power assembly needs to be replaced, the first mounting seat 330 is removed and the power input shaft 130 is pulled out from the connecting socket, which is convenient for disassembly, installation and replacement.

[0048] like Figure 1-5 As shown, in one embodiment, the electric powertrain includes an electric machine 410 and a second transmission component 420 .

[0049] The motor 410 is disposed on the table body 610 and is detachably connected to the table body 610. Specifically, the motor 410 can be fixed to the table body 610 by fastening bolts or by other detachable means. Preferably, in this embodiment, an end cap 440 is disposed at one end of the motor 410 away from its power output shaft, and the end cap 440 is detachably buckled on the support tube 611.

[0050] The second transmission component 420 is coaxially sleeved on the power output shaft of the motor 410, and the second transmission component 420 is detachably connected to the power input shaft 130 of the lead screw 110. Specifically, the second transmission component 420 and the power input shaft 130 are respectively provided with plug holes and connecting parts that cooperate with each other. When in use, the connecting part is inserted into the plug hole, so that the input shaft can be driven to rotate by the motor 410. The connecting part is pulled out from the plug hole, so that the transmission relationship between the electric powertrain and the input shaft can be disconnected, which is simple to operate and convenient to use.

[0051] In this embodiment, the plug hole is provided on the second transmission component 420 .

[0052] In one embodiment, the electric powertrain further includes an operation panel 430, which is fixedly disposed on the motor 410. Specifically, in this embodiment, the operation panel 430 is disposed at one end of the motor 410 away from the second transmission component 420, and the operation panel 430 is disposed on the end cover 440. The operation panel 430 has a control switch for controlling the rotation direction of the motor 410. It should be noted that the control switch may be a knob, or may be any operating device such as a button that can change the rotation direction of the motor 410. Among them, the button may be a virtual button or a mechanical button.

[0053] In this embodiment, the operation switch includes a first button for controlling the motor 410 to rotate in a counterclockwise direction and a second button for controlling the motor 410 to rotate in a clockwise direction.

[0054] In one embodiment, the electric powertrain further includes a battery, which is disposed on the motor 410 and is used to provide power to the motor 410 and the operation panel 430. Preferably, the battery is a rechargeable storage battery.

[0055] Specifically, in the present embodiment, the battery is provided between the motor 410 and the operation panel 430 .

[0056] In one embodiment, the lifting table leg that is easy to change the driving mode also includes a gear box, which is used to change the transmission direction of power. The gear box includes a box body 510 fixedly set on the table body 610, and a driving bevel gear 520 and a driven bevel gear 530 that are set in the box body 510 and mesh with each other. The driving bevel gear 520 is connected to the power input shaft 130. The driven bevel gear 530 is connected to the lead screw 110.

[0057] In one embodiment, the utility model further provides a study table, comprising the liftable table legs for facilitating the replacement of the driving mode as described in any of the above embodiments.

[0058] 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.

[0059] 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 make the essence of the corresponding technical solutions deviate 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 lifting table leg that is easy to change the driving mode, comprising a lead screw (110) rotatably arranged on a table body (610) and a nut (120) sleeved on the lead screw (110) and used to convert the rotational motion of the lead screw (110) into linear motion, characterized in that: It also includes a manual power assembly and an electric power assembly for driving the lead screw (110) to rotate, and the manual power assembly and the electric power assembly are detachably arranged on the table body (610) and can be replaced with each other.

2. The lifting table leg with easy-to-change driving mode according to claim 1 is characterized in that: The manual powertrain includes: a driving handle (310) which is detachably disposed on the table body (610) and is rotatably connected to the table body (610); and The first transmission component (320) is coaxially sleeved on the power output shaft of the driving handle (310) and is rotationally connected to the table body (610), and is detachably connected to the power input shaft (130) of the lead screw (110).

3. The lifting table leg that is easy to change the driving mode according to claim 2 is characterized in that: The manual power assembly also includes a first mounting seat (330) disposed on the table body (610) and detachably connected to the table body (610), and the driving handle (310) is rotatably disposed on the first mounting seat (330).

4. The lifting table leg with easy-to-change driving mode according to claim 2 or 3, characterized in that: The first transmission component (320) and the power input shaft (130) are respectively provided with plug-in holes and connecting parts that cooperate with each other.

5. The lifting table leg that is easy to change the driving mode according to claim 4 is characterized in that: The first transmission component (320) is a transmission shaft.

6. The lifting table leg with easy-to-change driving mode according to claim 1, 2, 3 or 5, characterized in that: The electric powertrain comprises: a motor (410), which is disposed on the table body (610) and is detachably connected to the table body (610); and The second transmission component (420) is coaxially sleeved on the power output shaft of the motor (410) and is detachably connected to the power input shaft (130) of the lead screw (110).

7. The lifting table leg with easy-to-change driving mode according to claim 6, characterized in that: The electric powertrain further comprises an operation panel (430), wherein the operation panel (430) is arranged on the motor (410), and the operation panel (430) has a control switch for controlling the rotation direction of the motor (410).

8. The lifting table leg with easy-to-change driving mode according to claim 7, characterized in that: The electric powertrain further comprises a battery, which is arranged on the motor (410) and is used to provide power to the motor (410) and the operation panel (430).

9. The lifting table leg with easy-to-change driving mode according to claim 6, characterized in that: The second transmission component (420) and the power input shaft (130) are respectively provided with plug-in holes and connecting parts that cooperate with each other.

10. A study table, characterized in that: The invention comprises a lifting table leg with easy-to-change driving mode as described in any one of claims 1 to 9.

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