Electric locking mechanism and foot stool

Abstract

The utility model relates to the technical field of photographic equipment, in particular to an electric locking mechanism and a tripod, which comprise a fixed seat, a driving device and a rotating shaft, a locking component is sleeved on the periphery of the rotating shaft, the driving device is arranged at the upper end of the locking component and connected with the rotating shaft, and the driving device is connected with the rotating shaft. The fixing base is arranged at the lower end of the locking assembly, the lower end of the rotating shaft penetrates through the fixing base and is in threaded connection with the fixing base, the rotating shaft drives the locking assembly to move in the axial direction, and the locking assembly locks or unlocks the locking assembly through a locking structure. According to the utility model, the foot stool is driven by the motor instead of a transmission rod, so that the assembly is simplified, an operator can unlock the foot stool easily in a labor-saving manner, the unlocking efficiency of the leg tube is improved, and the foot stool is easier to maintain.

Description

TECHNICAL FIELD

[0001] The utility model relates to photographic equipment technical field, concretely relates to a kind of electric locking mechanism and tripod. BACKGROUND

[0002] When adjusting height, the conventional tripod needs to unlock multiple buckles, which is very inconvenient to operate and inefficient, and may also cause insufficient locking force between the legs, resulting in equipment falling, which is very dangerous.

[0003] Although there is a one-key unlocking tripod on the market to solve the efficiency and operation problems, the internal structure relies on a transmission rod to drive the locking components to unlock, which has the disadvantage of complex leg assembly, high space requirement for the legs, high production cost, heavy tripod, and is not conducive to shooting. SUMMARY

[0004] To overcome the shortcomings and deficiencies in the prior art, the utility model aims to provide an electric locking mechanism and tripod, which uses a motor to drive instead of a transmission rod, simplifies the assembly, and makes it easier for the operator to unlock the tripod, increases the unlocking efficiency of the legs, and makes the tripod easier to maintain.

[0005] The utility model discloses a kind of electric locking mechanism, including fixed seat, driving device and rotating shaft, the outer periphery of the rotating shaft is equipped with locking assembly, the driving device is set in the upper end of the locking assembly and is connected with the rotating shaft, the fixed seat is set in the lower end of the locking assembly, and the lower end of the rotating shaft is penetrated fixed seat and is screwed with the fixed seat, the rotating shaft drives locking assembly to move along axial direction, the locking assembly is locked or unlocked by locking structure.

[0006] Further, the locking assembly includes a movable sleeve and a locking seat, the outer periphery of the locking seat is equipped with the movable sleeve, the driving device is installed on the upper end of the movable sleeve through a fixed plate, the fixed seat is set on the lower end of the locking seat, one end of the rotating shaft is connected with the power output end of the driving device, and the other end of the rotating shaft penetrates the locking seat and the fixed seat in sequence and is screwed with the fixed seat.

[0007] Further, the locking structure includes a lock slot provided on the side wall of the movable sleeve and a locking piece placed in the lock slot, and the locking seat is provided with an abutting inclined surface that cooperates with the locking piece.

[0008] Further, the side wall of the movable sleeve is provided with at least two vertical grooves and / or vertical protrusions.

[0009] The utility model provides an electrically adjustable telescopic foot stand, including electric locking mechanism, at least one hollow upper sleeve and the lower sleeve that can move up and down in the upper sleeve, the upper sleeve upper end is equipped with switch and wiring port, switch and wiring port all with drive device electricity is connected, the electric locking mechanism is installed in the upper end of lower sleeve.

[0010] Further, the inner wall of the upper sleeve and the inner wall of the lower sleeve are provided with matched vertical convex strips and / or vertical grooves.

[0011] Further, the top end of the upper sleeve is provided with a holder seat.

[0012] The utility model discloses the foot stand of electric locking mechanism is adopted, and the transmission rod is replaced by motor drive, and the assembly is simplified, and the operator also becomes easy and labor-saving to unlock the foot stand, and the leg pipe unlocking efficiency will also be high, and the foot stand is more easily maintained. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is the perspective drawing of the electric locking mechanism of the utility model;

[0014] Figure 2 It is the exploded schematic view of the electric locking mechanism of the utility model;

[0015] Figure 3 It is the perspective drawing of the telescopic foot stand of the utility model;

[0016] Figure 4 It is the perspective drawing of the telescopic foot stand of the utility model from another angle;

[0017] Figure 5 It is the exploded schematic view of the telescopic foot stand of the utility model;

[0018] Figure 6 It is the structural schematic view of the upper sleeve of the utility model;

[0019] Figure 7 It is the sectional view when the locking mechanism locking state of the utility model;

[0020] Figure 8 It is the sectional view when the locking mechanism unlocking state of the utility model.

[0021] The reference signs are: 1-fixed seat, 2-driving device, 3-rotary shaft, 4-locking assembly, 41-movable sleeve, 411-vertical groove, 42-locking seat, 421-abutting inclined surface, 51-locking slot, 52-locking piece, 6-fixed plate, 7-telescopic supporting leg, 71-upper sleeve, 72-lower sleeve, 73-switch, 74-wiring port, 75-vertical convex strip, 76-electric locking mechanism, 77-gimbal seat. DETAILED DESCRIPTION

[0022] For the convenience of those skilled in the art, the following embodiments and accompanying drawings are combined to further illustrate the present application. Figures 1-8 Further description of the present application, the content mentioned in the embodiment is not limited to the present application.

[0023] It should be noted that when an element is referred to as "fixed to" or "disposed on" another element, it can be directly on the other element or indirectly on the other element.

[0024] When an element is referred to as "connected to" another element, it can be directly connected to the other element or indirectly connected to the other element.

[0025] It should be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0026] In addition, the terms "first", "second" are only for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined with "first", "second" can explicitly or implicitly include one or more of the features.

[0027] In the description of the present application, the meaning of "a plurality of" is two or more, unless otherwise explicitly specified.

[0028] Example 1

[0029] See Figures 1-2The utility model provides an electric locking mechanism, including fixed seat 1, drive arrangement 2 and rotating shaft 3, the outer periphery of rotating shaft 3 is equipped with locking assembly 4, drive arrangement 2 is arranged at the upper end portion of locking assembly 4 and is connected with rotating shaft 3, fixed seat 1 is arranged at the lower end portion of locking assembly 4, and the lower end portion of rotating shaft 3 is through fixed seat 1 and is screwed with fixed seat 1, rotating shaft 3 drives locking assembly 4 to move along the axial movement, and locking assembly 4 is locked or unlocked by locking structure

[0030] The utility model discloses an electric locking mechanism, including fixed seat 1, drive arrangement 2 and rotating shaft 3, the outer periphery of rotating shaft 3 is equipped with locking assembly 4, drive arrangement 2 is arranged at the upper end portion of locking assembly 4 and is connected with rotating shaft 3, fixed seat 1 is arranged at the lower end portion of locking assembly 4, and the lower end portion of rotating shaft 3 is through fixed seat 1 and is screwed with fixed seat 1, rotating shaft 3 drives locking assembly 4 to move along the axial movement, and locking assembly 4 is locked or unlocked by locking structure

[0031] The utility model discloses an electric locking mechanism, including fixed seat 1, drive arrangement 2 and rotating shaft 3, the outer periphery of rotating shaft 3 is equipped with locking assembly 4, drive arrangement 2 is arranged at the upper end portion of locking assembly 4 and is connected with rotating shaft 3, fixed seat 1 is arranged at the lower end portion of locking assembly 4, and the lower end portion of rotating shaft 3 is through fixed seat 1 and is screwed with fixed seat 1, rotating shaft 3 drives locking assembly 4 to move along the axial movement, and locking assembly 4 is locked or unlocked by locking structure

[0032] The utility model discloses an electric locking mechanism, including fixed seat 1, drive arrangement 2 and rotating shaft 3, the outer periphery of rotating shaft 3 is equipped with locking assembly 4, drive arrangement 2 is arranged at the upper end portion of locking assembly 4 and is connected with rotating shaft 3, fixed seat 1 is arranged at the lower end portion of locking assembly 4, and the lower end portion of rotating shaft 3 is through fixed seat 1 and is screwed with fixed seat 1, rotating shaft 3 drives locking assembly 4 to move along the axial movement, and locking assembly 4 is locked or unlocked by locking structure Figure 7 );When the motor reverses rotation, the movable sleeve 41 is moved upward by rotating shaft 3, and the locking member 52 is moved upward along the abutting slope 421 of the locking seat 42 until the locking member 52 is retracted into the locking groove 51, and unlocking is realized (see Figure 8 );The above structure can control the one-way release or locking of the telescopic support leg 7, and the structure is reliable, stable, easy to operate, and greatly improves the user's convenience.

[0033] In the embodiment, the side wall of the movable sleeve 41 is provided with at least two vertical grooves 411 and / or vertical protrusions 75.

[0034] Embodiment 2

[0035] See Figures 3-6 The telescopic leg can be electrically adjusted, and comprises an electric locking mechanism 76, at least one hollow upper sleeve 71, and a lower sleeve 72 which can move up and down in the upper sleeve 71. The upper end of the upper sleeve 71 is provided with a switch 73 and a wiring port 74, and the switch 73 and the wiring port 74 are electrically connected with the driving device 2. The electric locking mechanism 76 is arranged at the upper end of the lower sleeve 72. The top end of the upper sleeve 71 is provided with a holder seat 77. Specifically, the upper sleeve 71 and the lower sleeve 72 can move up and down relative to each other. When position locking is needed, the motor is started to drive the locking assembly 4 to perform locking action or unlocking action, so as to lock the position between the upper sleeve 71 and the lower sleeve 72.

[0036] In the embodiment, the inner wall of the upper sleeve 71 and the inner wall of the lower sleeve 72 are provided with vertical protrusions 75 and / or vertical grooves 411 which are matched with each other. Therefore, the upper sleeve 71 and the lower sleeve 72 can only move up and down relative to each other, and cannot rotate relative to each other. The movable sleeve 41 can also only move up and down, and cannot rotate relative to each other. Therefore, the locking function between the movable sleeve 41 and the locking seat 42 can be stably realized.

[0037] The above embodiment is a preferred implementation scheme of the utility model, and in addition, the utility model can also be realized in other ways. Any obvious replacement without departing from the concept of the utility model is within the protection scope of the utility model.

Claims

1. An electric locking mechanism, characterized in that: The device includes a fixed base, a drive device, and a rotating shaft. A locking assembly is fitted around the outer periphery of the rotating shaft. The drive device is located at the upper end of the locking assembly and connected to the rotating shaft. The fixed base is located at the lower end of the locking assembly, and the lower end of the rotating shaft passes through the fixed base and is screwed to the fixed base. The rotating shaft drives the locking assembly to move axially. The locking assembly locks or unlocks itself through a locking structure.

2. The electric locking mechanism according to claim 1, characterized in that: The locking assembly includes a movable sleeve and a locking seat. The movable sleeve is fitted around the outer periphery of the locking seat. The driving device is mounted on the upper end of the movable sleeve via a fixing plate. The fixing seat is located at the lower end of the locking seat. One end of the rotating shaft is connected to the power output end of the driving device. The other end of the rotating shaft passes through the locking seat and the fixing seat in sequence and is screwed to the fixing seat.

3. The electric locking mechanism according to claim 2, characterized in that: The locking structure includes a locking groove on the side wall of the movable sleeve and a locking member placed in the locking groove. The locking seat is provided with an abutting inclined surface that cooperates with the locking member.

4. The electric locking mechanism according to claim 2, characterized in that: The sidewalls of the movable sleeve are provided with at least two vertical grooves and / or vertical protrusions.

5. The electric locking mechanism according to claim 1, characterized in that: The drive device is an electric motor.

6. A tripod, characterized in that: The device includes the electric locking mechanism as described in any one of claims 1-5, at least one hollow upper sleeve and a lower sleeve that can move up and down within the upper sleeve, wherein the upper sleeve is provided with a switch and a wiring port at its upper end, and the switch and wiring port are electrically connected to the driving device, and the electric locking mechanism is installed at the upper end of the lower sleeve.

7. A tripod according to claim 6, characterized in that: The inner walls of both the upper sleeve and the lower sleeve are provided with matching vertical protrusions and / or vertical grooves.

8. A tripod according to claim 6, characterized in that: The top of the upper sleeve is equipped with a gimbal base.

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