Automatic unfolding type foot stool

Abstract

The utility model discloses an automatic unfolding type tripod, and relates to the technical field of photographic equipment. The foot stool comprises a pull rod assembly, a mounting sleeve, a plurality of supporting legs, a fixed seat, a plurality of connecting rods, a sleeve assembly and a locking and unlocking mechanism, a first blocking part is arranged on the pull rod assembly; the first sliding sleeve and the second sliding sleeve are slidably arranged on the pull rod assembly in a sleeving mode, the elastic component is located between the first sliding sleeve and the second sliding sleeve, the protective sleeve is arranged on the elastic component in a sleeving mode, and the two ends of the protective sleeve are connected with the second sliding sleeve and the mounting sleeve respectively; the locking and unlocking mechanism is used for locking the other ends of the supporting legs to maintain the supporting legs at the folding positions and unlocking the other ends of the supporting legs to automatically unfold the supporting legs to the opening positions; at the folding position, the first sliding sleeve is propped against the first blocking part; and at the opening position, the second sliding sleeve is propped against the second blocking part. The structure of the foot stand is improved, and the foot stand has the function of automatically popping up the supporting foot through one key, is more convenient to operate, and is safe and reliable.

Description

Technical Field

[0001] The utility model relates to the technical field of photographic equipment, in particular to an automatically unfoldable tripod. Background Art

[0002] The existing supporting tripod comprises a telescopic rod, a connecting seat, a sleeve, a supporting foot, a sliding sleeve and a connecting rod; the sleeve is installed at the bottom of the connecting seat, the supporting foot can be rotatably installed on the connecting seat, and can be unfolded and stored on the sleeve relative to the sleeve; the telescopic rod is inserted into the sleeve from the connecting seat; the end of the sleeve and the surface of the telescopic rod limit a sliding space; the sliding sleeve can be slidably sleeved on the telescopic rod and is located in the sliding space; the two ends of the connecting rod are respectively rotatably connected with the supporting foot and the sliding sleeve.

[0003] However, when in use, the user needs to manually pull the legs of the support stand to the unfolded position, which is time-consuming and labor-intensive to use. Utility Model Content

[0004] The main purpose of the utility model is to provide an automatically deployable tripod, aiming to realize the function of automatically popping out the supporting legs with one button, so as to improve the convenience of use.

[0005] In order to achieve the above object, the utility model provides a tripod, the tripod comprising:

[0006] The pull rod assembly has a first blocking portion on its outer peripheral wall;

[0007] A mounting sleeve, a sliding sleeve disposed on the pull rod assembly;

[0008] A plurality of supporting legs, one end of which can be rotatably disposed on the mounting sleeve;

[0009] A fixing seat, installed at the bottom of the pull rod assembly, and a second blocking portion is provided on the fixing seat;

[0010] A plurality of connecting rods, corresponding to the supporting feet one by one, one end of each connecting rod being rotatably disposed on the supporting foot, and the other end of each connecting rod being rotatably disposed on the fixing seat;

[0011] A sleeve assembly, comprising a protective sleeve, a first sliding sleeve, a second sliding sleeve and an elastic component, wherein the first sliding sleeve and the second sliding sleeve are respectively slidably mounted on the pull rod assembly, the elastic component is mounted on the pull rod assembly and located between the first sliding sleeve and the second sliding sleeve, the protective sleeve is mounted on the elastic component, one end of the protective sleeve is connected to the second sliding sleeve, and the other end of the protective sleeve is connected to the mounting sleeve; and

[0012] A locking and unlocking mechanism is arranged at the bottom of the pull rod assembly; the locking and unlocking mechanism is used to lock the other ends of several of the supporting legs to maintain them in the closed position, and to unlock the other ends of several of the supporting legs to automatically unfold them to the open position; wherein, in the closed position, the first sliding sleeve abuts against the first blocking portion; in the open position, the second sliding sleeve abuts against the second blocking portion.

[0013] Optionally, the first blocking portion is a plurality of protrusions protruding from the outer peripheral wall of the pull rod assembly.

[0014] Optionally, the second blocking portion is a plurality of bosses protruding from the fixing seat, and a plurality of mounting holes are opened on the outer peripheral wall of the pull rod assembly, and the plurality of bosses are one-to-one clamped in the plurality of mounting holes to fix the fixing seat to the bottom of the pull rod assembly.

[0015] Optionally, the elastic component is a spring or an elastic telescopic sleeve.

[0016] Optionally, a plurality of connecting ears are provided at one end of the protective sleeve connected to the mounting sleeve, and connecting holes are provided on the connecting ears. A frustum adapted to the connecting hole is provided at a position on the mounting sleeve corresponding to the connecting hole, and the frustum is inserted into the connecting hole to fix the mounting sleeve and one end of the protective sleeve.

[0017] Optionally, the locking and unlocking mechanism includes a button, a button fixing seat and a spring, the button fixing seat is provided with a connecting column, the connecting column and the fixing seat are connected and fixed by screws, the button is pushably arranged on the button fixing seat, and the spring is sleeved on the connecting column and abuts against the button.

[0018] Optionally, a locking protrusion is provided at one end of a plurality of the supporting legs, and a locking hole adapted to be locked with the locking protrusion is provided on the button, and when in the closed position, the locking protrusion is inserted into the locking hole; or

[0019] A locking hole is provided at one end of the plurality of support legs, and a locking protrusion which is locked and matched with the locking hole is provided on the button. When in the closed position, the locking protrusion is inserted into the locking hole.

[0020] Optionally, the locking and unlocking mechanism further includes a decorative piece, which is mounted on the button and has anti-slip textures.

[0021] Optionally, a connecting seat is provided on the top of the pull rod assembly, and a connecting screw is installed on the connecting seat for external shooting equipment.

[0022] Optionally, the tie rod assembly includes more than two tie rods connected in sequence.

[0023] In the technical solution of the utility model, the tripod includes a pull rod assembly, a mounting sleeve, a plurality of supporting feet, a fixing seat, a plurality of connecting rods, a sleeve assembly and a locking and unlocking mechanism; a first blocking portion is provided on the outer peripheral wall of the pull rod assembly; the mounting sleeve is slidably mounted on the pull rod assembly; one end of a plurality of supporting feet can be rotatably mounted on the mounting sleeve; the fixing seat is mounted on the bottom of the pull rod assembly, and a second blocking portion is provided on the fixing seat; a plurality of connecting rods correspond to the supporting feet one by one, one end of the connecting rods are rotatably mounted on the supporting feet, and the other end of the connecting rods are rotatably mounted on the fixing seat; the sleeve assembly includes a protective sleeve, a first sliding sleeve, a second sliding sleeve and an elastic component, the first The sliding sleeve and the second sliding sleeve are respectively slidably mounted on the pull rod assembly, the elastic component is mounted on the pull rod assembly and is located between the first sliding sleeve and the second sliding sleeve, the protective sleeve is mounted on the elastic component, one end of the protective sleeve is connected to the second sliding sleeve, and the other end of the protective sleeve is connected to the mounting sleeve; the locking and unlocking mechanism is arranged at the bottom of the pull rod assembly; the locking and unlocking mechanism is used to lock the other ends of the plurality of supporting legs so that they are maintained in the closed position, and to unlock the other ends of the plurality of supporting legs so that they are automatically unfolded to the open position; wherein, in the closed position, the first sliding sleeve abuts against the first blocking portion; in the open position, the second sliding sleeve abuts against the second blocking portion.

[0024] It can be understood that when in use, it is only necessary to manually operate the locking and unlocking mechanism to unlock the other end of the supporting foot so that the supporting foot is separated from the locking and unlocking mechanism, and automatically pops out to the open position under the action of the elastic component, realizing the function of automatically popping out the supporting foot with one button, effectively improving the convenience of use.

[0025] In addition, since a protective sleeve is provided on the outer periphery of the elastic component, the elastic component can be covered to prevent the elastic component from being exposed and affecting safety and aesthetics, and since the two ends of the protective sleeve are respectively connected to the second sliding sleeve and the mounting sleeve, the sleeve assembly and the mounting sleeve are linked. After unlocking the supporting foot, the elastic component returns to its original state from the compressed state, pushing the second sliding sleeve and causing the mounting sleeve to slide downward, thereby driving the supporting foot to unfold to the open position. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on the structures shown in these drawings without paying creative work.

[0027] Figure 1 This is a structural schematic diagram of a tripod in an embodiment of the utility model when the supporting legs are in a closed state;

[0028] Figure 2 This is an exploded view of a tripod in an embodiment of the utility model when the supporting legs are in a closed state;

[0029] Figure 3 This is a schematic structural diagram of a tripod in an embodiment of the utility model when the supporting legs are in an unfolded state;

[0030] Figure 4 This is an exploded view of a tripod in an embodiment of the utility model when the supporting legs are in an unfolded state.

[0031] Description of Figure Numbers:

[0032] 11. Pull rod assembly; 12. Mounting sleeve; 13. Support foot; 14. Fixed seat; 15. Connecting rod; 16. Sleeve assembly; 17. Locking and unlocking mechanism; 18. Connecting seat; 111. First blocking part; 141. Second blocking part; 161. Protective sleeve; 162. First sliding sleeve; 163. Second sliding sleeve; 164. Elastic component; 1611. Connecting ear; 161a. Connecting hole; 171. Button; 172. Button fixing seat; 173. Decorative piece.

[0033] The realization of the purpose, functional features and advantages of the utility model will be further explained in conjunction with embodiments and with reference to the accompanying drawings. DETAILED DESCRIPTION

[0034] 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 of 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.

[0035] It should be noted that if the embodiments of the present invention involve directional indications (such as up, down, left, right, front, back...), the directional indications are only used to explain the relative position relationship, movement status, etc. between the components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

[0036] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" 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 it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0037] In addition, if there are descriptions involving "first", "second", etc. in the embodiments of the utility model, the descriptions of "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In addition, if the meaning of "and / or" appearing in the full text is to include three parallel schemes, taking "A and / or B" as an example, it includes scheme A, or scheme B, or a scheme that satisfies both A and B. In addition, the technical solutions between the various embodiments can be combined with each other, but it must be based on the ability of ordinary technicians in this field to implement. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such a combination of technical solutions does not exist and is not within the scope of protection required by the utility model.

[0038] The utility model provides an automatically deployable tripod, which is suitable for supporting devices such as mobile phones, cameras, video cameras or projectors, but is not limited here.

[0039] Reference Figures 1 to 4 In one embodiment of the utility model, the tripod comprises a rod assembly 11, a mounting sleeve 12, a plurality of supporting feet 13, a fixing seat 14, a plurality of connecting rods 15, a sleeve assembly 16 and a locking and unlocking mechanism 17; a first blocking portion 111 is provided on the outer peripheral wall of the rod assembly 11; the mounting sleeve 12 is slidably mounted on the rod assembly 11; one end of each of the supporting feet 13 can be rotatably mounted on the mounting sleeve 12; the fixing seat 14 is mounted on the bottom of the rod assembly 11, and a second blocking portion 141 is provided on the fixing seat 14; a plurality of connecting rods 15 correspond to the supporting feet 13 one by one, one end of each of the connecting rods 15 is rotatably mounted on the supporting feet 13, and the other end of the connecting rod 15 is rotatably mounted on the fixing seat 14; the sleeve assembly 16 comprises a protective sleeve 161, a first sliding sleeve 162, a second sliding sleeve 163 and an elastic component 164, The first sliding sleeve 162 and the second sliding sleeve 163 are respectively slidably mounted on the tie rod assembly 11, the elastic component 164 is mounted on the tie rod assembly 11 and is located between the first sliding sleeve 162 and the second sliding sleeve 163, the protective sleeve 161 is mounted on the elastic component 164, one end of the protective sleeve 161 is connected to the second sliding sleeve 163, and the other end of the protective sleeve 161 is connected to the mounting sleeve 12; the locking and unlocking mechanism 17 is arranged at the bottom of the tie rod assembly 11; the locking and unlocking mechanism 17 is used to lock the other end of the plurality of supporting legs 13 to maintain them in the closed position, and to unlock the other end of the plurality of supporting legs 13 to automatically unfold them to the open position; wherein, in the closed position, the first sliding sleeve 162 abuts against the first blocking portion 111; in the open position, the second sliding sleeve 163 abuts against the second blocking portion 141.

[0040] In this embodiment, the number of the supporting legs 13 is at least three, which is not limited here.

[0041] The outer wall of the pull rod assembly 11 may be provided with a sliding groove for the mounting sleeve 12 and the sleeve assembly 16 to slide. Accordingly, the inner walls of the mounting sleeve 12, the first sliding sleeve 162 and the second sliding sleeve 163 may be provided with sliding ribs to facilitate sliding, thereby improving the smoothness of the automatic opening of the supporting foot 13.

[0042] The elastic component 164 can be selected as a metal or plastic spring, an elastic telescopic sleeve, etc., preferably a compression spring, which is not limited here.

[0043] In order to enable each supporting leg 13 to be unfolded to a suitable angle to ensure supporting stability, in this embodiment, the first blocking portion 111 can be a plurality of protrusions protruding from the outer peripheral wall of the pull rod assembly 11 .

[0044] Similarly, the second blocking portion 141 can be a plurality of bosses protruding from the fixing seat 14. To facilitate assembly and fully utilize the bosses, a plurality of mounting holes are provided on the outer peripheral wall of the pull rod assembly 11, and the bosses are clamped in the plurality of mounting holes one by one to fix the fixing seat 14 to the bottom of the pull rod assembly 11.

[0045] It can be understood that when in use, it is only necessary to manually operate the locking and unlocking mechanism 17 to unlock the other end of the supporting foot 13, so that the supporting foot 13 is disengaged from the locking and unlocking mechanism 17, and automatically pops up to the open position under the action of the elastic component 164, realizing the function of automatically popping up the supporting foot 13 with one button, effectively improving the convenience of use.

[0046] In addition, since a protective sleeve 161 is provided on the outer periphery of the elastic component 164, the elastic component 164 can be covered to prevent the elastic component 164 from being exposed and affecting safety and aesthetics, and since the two ends of the protective sleeve 161 are respectively connected to the second sliding sleeve 163 and the mounting sleeve 12, the sleeve assembly 16 and the mounting sleeve 12 are linked. After unlocking the supporting foot 13, the elastic component 164 recovers from the compressed state to its original state, pushing the second sliding sleeve 163 and causing the mounting sleeve 12 to slide downward, thereby driving the supporting foot 13 to unfold to the open position.

[0047] In order to improve the convenience and reliability of assembling the protective sleeve 161 and the mounting sleeve 12, the main reference is Figure 2 In one embodiment, a plurality of connecting ears 1611 may be provided at one end of the protective sleeve 161 connected to the mounting sleeve 12, and each connecting ear 1611 is provided with a connecting hole 161a. A corresponding frustum is provided at a position on the mounting sleeve 12 corresponding to the connecting hole 161a, and the frustum is inserted into the connecting hole 161a to fix the mounting sleeve 12 and one end of the protective sleeve 161.

[0048] In this embodiment, a connection hole 161a may be provided on the body of the protective sleeve 161 below the connection ear 1611, and correspondingly, a matching frustum may be provided at a corresponding position on the mounting sleeve 12 to further improve the reliability of the connection between the two components.

[0049] Furthermore, if Figure 2 As shown, a connection hole 161a may be provided at one end of the protective sleeve 161 connected to the second sleeve 163, and a frustum may be provided on the second sleeve 163 to facilitate the connection between the protective sleeve 161 and the second sleeve 163, thereby improving the convenience and reliability of the connection between the two components.

[0050] To further improve the convenience of operation, Figure 2 and Figure 4 In one embodiment, the locking and unlocking mechanism 17 may include a button 171, a button fixing seat 172 and a spring. The button fixing seat 172 is provided with a connecting column, and the connecting column is fixed to the fixing seat 14 by screws. The button 171 is pushably arranged on the button fixing seat 172, and the spring is sleeved on the connecting column and abuts against the button 171.

[0051] When in use, the user only needs to press the button 171 to unlock each support leg 13, so that the end of the support leg 13 is disengaged from the locking and unlocking mechanism 17, and then under the action of the elastic component 164, each support leg 13 automatically unfolds to the open position.

[0052] In this embodiment, a locking protrusion is provided at one end of each of the supporting legs 13, and a locking hole adapted to be locked with the locking protrusion is provided on the button 171. When in the closed position, the locking protrusion is inserted into the locking hole.

[0053] Of course, a locking hole may be provided at one end of the support leg 13, and a locking protrusion adapted to the locking hole may be provided on the button 171. Any structure is acceptable as long as the end of the support leg 13 can be locked to the bottom of the pull rod assembly 11 and the two can be separated after being unlocked by pressing.

[0054] Furthermore, if Figure 4 As shown, the locking and unlocking mechanism 17 may further include a decorative piece 173 , which is mounted on the button 171 and has anti-slip textures to increase friction resistance and facilitate users to press the button 171 .

[0055] In some embodiments, a connecting seat 18 may be provided at the top of the pull rod assembly 11, and a connecting screw is installed on the connecting seat 18. Standard screws such as 1 / 4 or 3 / 8 can be selected for use in external cameras and other shooting equipment.

[0056] In addition, in order to meet the support requirements of more application scenarios, in some embodiments, the pull rod assembly 11 may include more than two pull rods connected in sequence to facilitate adjustment of the support height, which is more convenient for users to use.

[0057] The above description is only an optional embodiment of the present invention, and does not limit the patent scope of the present invention. All equivalent structural changes made by using the contents of the present invention specification and drawings under the inventive concept of the present invention, or directly / indirectly applied in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. A tripod, characterized in that: The tripod comprises: The pull rod assembly has a first blocking portion on its outer peripheral wall; A mounting sleeve, a sliding sleeve disposed on the pull rod assembly; A plurality of supporting legs, one end of which can be rotatably disposed on the mounting sleeve; A fixing seat, installed at the bottom of the pull rod assembly, and a second blocking portion is provided on the fixing seat; A plurality of connecting rods, corresponding to the supporting feet one by one, one end of each connecting rod being rotatably disposed on the supporting foot, and the other end of each connecting rod being rotatably disposed on the fixing seat; A sleeve assembly, comprising a protective sleeve, a first sliding sleeve, a second sliding sleeve and an elastic component, wherein the first sliding sleeve and the second sliding sleeve are respectively slidably mounted on the pull rod assembly, the elastic component is mounted on the pull rod assembly and located between the first sliding sleeve and the second sliding sleeve, the protective sleeve is mounted on the elastic component, one end of the protective sleeve is connected to the second sliding sleeve, and the other end of the protective sleeve is connected to the mounting sleeve; and A locking and unlocking mechanism is arranged at the bottom of the pull rod assembly; the locking and unlocking mechanism is used to lock the other ends of several of the supporting legs to maintain them in the closed position, and to unlock the other ends of several of the supporting legs to automatically unfold them to the open position; wherein, in the closed position, the first sliding sleeve abuts against the first blocking portion; in the open position, the second sliding sleeve abuts against the second blocking portion.

2. The tripod according to claim 1, characterized in that: The first blocking portion is a plurality of protrusions convexly arranged on the outer peripheral wall of the pull rod assembly.

3. The tripod according to claim 1, characterized in that: The second blocking portion is a plurality of bosses protruding from the fixing seat, and a plurality of mounting holes are opened on the outer peripheral wall of the pull rod assembly, and the plurality of bosses are clamped in the plurality of mounting holes one by one to fix the fixing seat to the bottom of the pull rod assembly.

4. The tripod according to claim 1, characterized in that: The elastic component is a spring or an elastic telescopic sleeve.

5. The tripod according to claim 1, characterized in that: A plurality of connecting ears are provided at one end of the protective sleeve connected to the mounting sleeve, and connecting holes are provided on the connecting ears. A frustum matching the connecting holes is provided at positions on the mounting sleeve corresponding to the connecting holes, and the frustum is inserted into the connecting holes to fix the mounting sleeve and one end of the protective sleeve.

6. The tripod according to claim 1, characterized in that: The locking and unlocking mechanism includes a button, a button fixing seat and a spring. The button fixing seat is provided with a connecting column, and the connecting column is connected and fixed to the fixing seat by screws. The button is pushably arranged on the button fixing seat, and the spring is sleeved on the connecting column and abuts against the button.

7. The tripod according to claim 6, characterized in that: A locking protrusion is provided at one end of a plurality of the supporting legs, and a locking hole adapted to be locked with the locking protrusion is provided on the button, and when in the closed position, the locking protrusion is inserted into the locking hole; or A locking hole is provided at one end of the plurality of support legs, and a locking protrusion which is locked and matched with the locking hole is provided on the button. When in the closed position, the locking protrusion is inserted into the locking hole.

8. The tripod according to claim 6, characterized in that: The locking and unlocking mechanism further comprises a decorative piece, which is mounted on the button and has anti-slip textures.

9. The tripod according to claim 1, characterized in that: A connecting seat is provided on the top of the pull rod assembly, and a connecting screw is installed on the connecting seat for connecting an external shooting device.

10. The tripod according to any one of claims 1 to 9, characterized in that: The pull rod assembly includes more than two pull rods connected in sequence.

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