Rapid adjusting structure for telescopic legs of tripod

Abstract

The utility model relates to the field of tripods, in particular to a tripod telescopic leg rapid adjusting structure which comprises a fixing rod assembly, a telescopic leg adjusting assembly and a telescopic leg adjusting assembly. The first movable rod is movably arranged on the fixed rod assembly, the fixed rod assembly comprises a connecting rod and a first connecting sleeve, the connecting rod is further provided with a first cavity, the two ends of the first cavity are communicated with the outside, and the outer wall of the connecting rod is provided with a plurality of positioning holes which are formed side by side at intervals; the plurality of positioning holes are communicated with the first cavity; and the positioning assembly is arranged on the first movable rod, the positioning assembly is arranged to selectively directly face one positioning hole, a second magnetic block can be installed in the positioning hole directly facing the positioning assembly, and the second magnetic block is in magnetic connection with the end directly facing the positioning assembly. According to the utility model, the advantages of convenience in use, high structural strength and good safety can be realized by effectively utilizing the self structural configuration.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of tripods, more particularly to a quick adjustment structure of a tripod telescopic leg. BACKGROUND

[0002] The connecting structure of the existing tripod telescopic leg can adopt a spring limiting block, that is, the telescopic leg is clamped by the way that the spring pushes against the limiting block, or the telescopic leg is extended or retracted by the way that the limiting block is extruded, for example Figure 5 as shown, but this way needs to adjust the telescopic leg by pressing the limiting block by manpower, which is more troublesome to use, and the limiting block can be misaligned to cause the telescopic leg to be stuck. The existing way is to limit the position of the telescopic leg by an external clamp, but this scheme is also more troublesome to use, and adding the clamp increases the structural complexity of the product and the cost. Therefore, there is a need to provide a quick adjustment structure of a tripod telescopic leg with a simple structure, magnetic type and high practicability. SUMMARY

[0003] The main purpose of the present application is to provide a quick adjustment structure of a tripod telescopic leg, which can effectively utilize its own structural configuration to realize the advantages of solid-liquid mixed garbage separation and environmental protection.

[0004] Another purpose of the present application is to provide a quick adjustment structure of a tripod telescopic leg, which comprises a fixed rod assembly, at least one first movable rod movably arranged in the fixed rod assembly, the fixed rod assembly comprising a connecting rod and a first connecting sleeve, one end of the first connecting sleeve being hingedly connected to the connecting structure of the middle segment of an external tripod, the other end being matched with the end of the connecting rod, the connecting rod further having a first cavity, both ends of the first cavity being communicated with the outside, one end of the first movable rod being movably arranged in the first cavity, and the outer wall of the connecting rod having a plurality of parallel and spaced positioning holes, the plurality of positioning holes being communicated with the first cavity; a positioning assembly arranged on the first movable rod, the positioning assembly being arranged to selectively face one of the positioning holes, and the positioning hole facing the positioning assembly being provided with a second magnetic block, the second magnetic block being magnetically connected to the end of the positioning assembly, wherein the structure complexity of the existing product is simplified by magnetic attraction, and compared with pressing the limiting block, the application is more convenient by installing the magnetic block, and in the initial state, the positioning assembly is always accommodated in the mounting hole, is not easily affected by external factors, has a low possibility of damage, and has a long service life.

[0005] Another object of the present application is to provide a tripod telescopic leg quick adjustment structure which is simple in structure, convenient to operate, does not involve complex manufacturing process and expensive materials, has high economy, and is easy to popularize and use.

[0006] In order to achieve the above at least one object, the present application provides a tripod telescopic leg quick adjustment structure, wherein the tripod telescopic leg quick adjustment structure comprises:

[0007] A fixed rod assembly;

[0008] At least one first movable rod, the first movable rod is movably arranged in the fixed rod assembly, the fixed rod assembly comprises a connecting rod and a first connecting sleeve, one end of the first connecting sleeve is hingedly connected with the connecting structure of the middle segment of the external tripod, the other end is matched with the end of the connecting rod, the connecting rod further has a first cavity, both ends of the first cavity are communicated with the outside, and one end of the first movable rod is movably arranged in the first cavity, and the outer wall of the connecting rod has a plurality of parallel and spaced positioning holes, and the plurality of positioning holes are communicated with the first cavity;

[0009] A positioning assembly is arranged on the first movable rod, and the positioning assembly is arranged to selectively face one of the positioning holes, and a second magnetic block can be installed in the positioning hole facing the positioning assembly, and the second magnetic block is magnetically connected with the end of the positioning assembly.

[0010] In one or more embodiments of the present application, the first movable rod also has a second cavity, one end of the second cavity is communicated with the first cavity, and the other end is communicated with the outside, the outer wall of the first movable rod has at least one guide protrusion, and the bottom wall forming the first cavity also has at least one guide groove, and the guide protrusion is arranged in the guide groove.

[0011] In one or more embodiments of the present application, the outer wall of the first movable rod further has a mounting hole, the mounting hole penetrates the first movable rod and is communicated with the second cavity, and the mounting hole is also close to the end of the first movable rod arranged in the first cavity, and the positioning assembly is matched with the mounting hole.

[0012] In one or more embodiments of the present application, the positioning assembly comprises a second connecting sleeve, one end of the second connecting sleeve is matched with the mounting hole, and the other end is arranged in the second cavity, and the end of the second connecting sleeve arranged in the mounting hole is spaced apart from the wall forming the first cavity by a predetermined distance.

[0013] In one or more embodiments of the present application, the second connecting sleeve has a second insertion hole, and the second insertion hole penetrates through the second connecting sleeve.

[0014] In one or more embodiments of the present application, the positioning assembly further comprises a second movable rod, which is movably arranged at the second insertion hole, and the second movable rod has an abutting portion, an extending portion and a sleeving portion, the sleeving portion has a matching hole, and one end of the extending portion matches with the bottom wall forming the matching hole, and the other end matches with the abutting portion.

[0015] In one or more embodiments of the present application, the abutting portion is arranged in the mounting hole and abuts against one side of the second connecting sleeve close to the connecting rod, the extending portion matches with the second insertion hole, and one end of the extending portion away from the abutting portion penetrates through the second insertion hole and is arranged in the second cavity, and the sleeving portion is also arranged in the second cavity and is spaced apart from the end of the extending portion by a predetermined distance.

[0016] In one or more embodiments of the present application, the positioning assembly further comprises a resilient member, and the end of the extending portion close to the sleeving portion further has a third insertion hole, the third insertion hole communicates with the second insertion hole, the third insertion hole has a size larger than that of the second insertion hole, and the resilient member is sleeved on the extending portion, one end of the resilient member abuts against the bottom wall forming the third insertion hole, and the other end abuts against the bottom wall forming the matching hole.

[0017] In one or more embodiments of the present application, the end of the abutting portion away from the extending portion further has a mounting groove, and the first magnetic block can be arranged in the mounting groove, and the first magnetic block magnetically matches with the second magnetic block. BRIEF DESCRIPTION OF DRAWINGS

[0018] These and / or other aspects and advantages of the present application will become more apparent and more readily appreciated from the following detailed description of the embodiments of the present application, taken in conjunction with the accompanying drawings in which:

[0019] Figure 1 FIG. 1 shows a structure schematic diagram of a quick adjustment structure of a telescopic leg of a tripod.

[0020] Figure 2 FIG. 2 shows a partial structure sectional view of the quick adjustment structure of the telescopic leg of the tripod.

[0021] Figure 3 FIG. 3 shows an enlarged view of the middle A in FIG. 2. Figure 2

[0022] Figure 4 FIG. 4 shows a middle segment structure schematic diagram of a prior art tripod. ​

[0023] Figure 5 Figure 1 illustrates a prior art telescopic leg connection structure. DETAILED DESCRIPTION

[0024] The terms and words used in the following description and claims are not limited to the bibliographical meanings, but are only used to enable a clear and consistent understanding of the application. Accordingly, it should be apparent to those skilled in the art that the following description of various embodiments of the present application are provided for illustration purpose only and not for the purpose of limiting the application as defined by the appended claims and their equivalents.

[0025] It is understood that the term "one" is understood to be "at least one" or "one or more," that is, in one embodiment, the number of an element can be one, while in another embodiment, the number of the element can be more than one, and the term "one" is not understood to limit the number to one.

[0026] Although numerals such as "first", "second", etc. will be used to describe various components, those components are not limited herein. The numerals are used only to distinguish one component from another. For example, a first component can be referred to as a second component, and likewise, a second component can also be referred to as a first component without departing from the teachings of the present inventive concept. The term "and / or" as used herein includes any and all combinations of one or more of the associated listed items.

[0027] The terms used herein are only for the purpose of describing various embodiments and are not intended to limit. As used herein, the singular form is intended to include the plural form as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and / or "has", when used in this specification, specify the presence of stated features, numbers, steps, operations, components, elements, or a combination thereof, but do not preclude the presence or addition of one or more other features, numbers, steps, operations, components, elements, or groups thereof.

[0028] Reference Figures 1 to 4 , according to a preferred embodiment of the present inventive concept, the telescopic leg quick adjustment structure of the tripod, it is necessary to note that the telescopic leg quick adjustment structure of the structure as shown in Figure 1 , it includes a fixed rod assembly 10 component and at least a first movable rod 20, the first movable rod 20 is movably arranged in the fixed rod assembly 10 component. It is necessary to note that one end of the fixed rod assembly 10 component is rotatably connected with the middle segment structure of the external tripod as shown in Figure 4 , that is, the end of the fixed rod assembly 10 component which cooperates with part of the external tripod is provided with the ability to swing a predetermined angle.

[0029] And need to explain, the fixed rod assembly 10 components including a connecting rod 11 and a first connecting sleeve 12, the first connecting sleeve 12 one end with the middle section of the external tripod hinge structure, the other end with the end of the connecting rod 11 cooperation, specifically, that is, the first connecting sleeve 12 end with the connecting rod 11 with a first insertion hole, the connecting rod 11 with the first insertion hole interference fit, so as to limit the position of the connecting rod 11, and worth mentioning, the connecting rod 11 also has a first cavity 1101, the first cavity 1101 both ends are communicated with the outside, that is, the connecting rod 11 is hollow pipe, and the first movable rod 20 one end is movably arranged in the first cavity 1101, the other end is placed outside, that is, placed in the direction of the connecting rod 11 away from the first connecting sleeve 12 one end.

[0030] Worth mentioning is that the first movable rod 20 also has a second cavity 201, one end of the second cavity 201 is communicated with the first cavity 1101, the other end is communicated with the outside, wherein need to explain, the outer wall of the first movable rod 20 has at least one guide block 21, and the bottom wall forming the first cavity 1101 also has at least one guide groove 1102, the guide block is placed in the guide groove 1102, that is, the moving path of the first movable rod 20 can only move along the direction of the guide groove 1102, at the same time, because the guide groove 1102 cooperates with the guide block 21, the first movable rod 20 cannot rotate.

[0031] Wherein need to explain, the outer wall of the first movable rod 20 also has a mounting hole 202, the mounting hole 202 penetrates the first movable rod 20, and is communicated with the second cavity 201, and the mounting hole 202 is also close to the end of the first movable rod 20 placed in the first cavity 1101, in addition, the outer wall of the connecting rod 11 has a plurality of parallel and spaced positioning holes 1103, a plurality of the positioning holes 1103 are communicated with the first cavity 1101, wherein the above mounting hole 202 is also selected to face one of the positioning holes 1103, so that the mounting hole 202 is communicated with the positioning hole 1103.

[0032] Worth mentioning is that the tripod telescopic leg quick adjusting structure also includes a positioning assembly 30, the positioning assembly 30 is arranged in the mounting hole 202, wherein when the mounting hole 202 corresponds to one of the positioning holes 1103, the end of the positioning assembly 30 close to the positioning hole 1103 is arranged to be able to move upwardly by a predetermined distance, so as to clamp the moving rod, so as to limit the position of the moving rod.

[0033] Specifically, the positioning assembly 30 comprises a second connecting sleeve 31, one end of the second connecting sleeve 31 is matched with the mounting hole 202, and the other end is arranged in the second cavity 201, and the end of the second connecting sleeve 31 arranged in the mounting hole 202 is spaced apart from the wall surface forming the first cavity 1101 by a predetermined distance, so as to reserve space for subsequent placement of the remaining components of the positioning assembly 30. The second connecting sleeve 31 has a second insertion hole penetrating through the second connecting sleeve 31.

[0034] Further, the positioning assembly 30 further comprises a second movable rod 32, the second movable rod 32 is movably arranged at the second insertion hole, and the second movable rod 32 has an abutting portion 321, an extension portion 322 and a sleeving portion 323, the sleeving portion 323 has a matching hole, and one end of the extension portion 322 is matched with the bottom wall forming the matching hole, and the other end is matched with the abutting portion 321. Specifically, the abutting portion 321 and the extension portion 322 are integrally formed, and the extension portion 322 and the sleeving portion 323 are welded, so as to limit the position of the second movable rod 32. Specifically, the abutting portion 321 is arranged in the mounting hole 202 and abuts against the side of the second connecting sleeve 31 close to the connecting rod 11, the extension portion 322 is matched with the second insertion hole, and the end of the extension portion 322 away from the abutting portion 321 penetrates through the second insertion hole and is arranged in the second cavity 201, and the sleeving portion 323 is also arranged in the second cavity 201 and spaced apart from the end of the extension portion 322 by a predetermined distance. Specifically, as shown in Figure 3 When the second movable rod moves upward, the abutting portion 321 is arranged opposite to the positioning hole 1103 in the mounting hole 202, and the end of the extension portion 322 away from the abutting portion 321 is connected with the matching hole, that is, the sleeving portion 323 is sleeved on the end of the extension portion 322.

[0035] It is worth mentioning that the positioning assembly 30 further comprises a resilient member 33, and the end of the extension portion 322 close to the sleeving portion 323 further has a third insertion hole, the third insertion hole is communicated with the second insertion hole, and the size of the third insertion hole is larger than that of the second insertion hole. The resilient member 33 is sleeved on the extension portion 322, one end of the resilient member 33 abuts against the bottom wall forming the third insertion hole, and the other end abuts against the bottom wall forming the matching hole, and the resilient member 33 is implemented as a spring, that is, through the action force of the resilient member 33, the abutting portion 321 always abuts on the end of the extension portion 322 in the initial state, so as to facilitate the user to adjust the position of the first movable rod 20.

[0036] The abutting part 321 has an installation groove at one end away from the extending part 322, and a first magnetic block 34 is arranged in the installation groove, and when the positioning assembly 30 is opposite to one of the installation holes 202, a user can place a second magnetic block 40 in the installation groove, the installation hole 202 is implemented as a stepped hole, and the second magnetic block 40 and the large hole of the installation hole 202 are implemented as threaded connection, thereby facilitating the user to disassemble and assemble, specifically, the adsorption force between the second magnetic block 40 and the first magnetic block 34 is adjusted by adjusting the distance between the second magnetic block 40 and the first magnetic block 34, so as to ensure that the adsorption force is greater than the force of the elastic member 33, and the distance can be achieved by adjusting the wall thickness of the connecting rod 11 or the first movable rod 20, that is, when the second magnetic block 40 is installed in the corresponding installation hole 202, the first magnetic block 34 opposite to the second magnetic block 40 moves upward by a predetermined distance with the second movable rod 32, that is, the abutting part 321 is at least partially arranged in the corresponding installation hole 202, thereby limiting the position of the first movable rod 20.

[0037] In summary, the tripod telescopic leg quick adjusting structure based on the embodiments of the present application is illustrated, which provides the advantages of simple structure, magnetic attraction type, practicality and the like.

[0038] It is worth mentioning that in the embodiments of the present application, the tripod telescopic leg quick adjusting structure has simple structure, does not involve complex manufacturing process and expensive materials, and has high economy. At the same time, for the manufacturers, the tripod telescopic leg quick adjusting structure provided by the present application is easy to produce and has low cost, which is more conducive to controlling the production cost, further conducive to product promotion and use.

[0039] It should be understood by those skilled in the art that the embodiments of the utility model shown in the above description and the drawings are only as examples and do not limit the utility model. The purpose of the utility model has been completely and effectively realized. The function and structural principle of the utility model have been shown and explained in the embodiments, and the embodiments of the utility model can have any deformation or modification without departing from the principle.

Claims

1. A quick adjustment structure for a telescopic leg of a tripod, characterized in that, The tripod telescopic leg quick adjustment structure comprises: a fixed rod assembly; at least one first movable rod movably arranged in the fixed rod assembly, the fixed rod assembly comprising a connecting rod and a first connecting sleeve, one end of the first connecting sleeve being hingedly connected to a connecting structure of a middle segment of an external tripod, the other end being matched with an end of the connecting rod, the connecting rod further having a first cavity, both ends of the first cavity being communicated with the outside, one end of the first movable rod being movably arranged in the first cavity, and the outer wall of the connecting rod having a plurality of positioning holes arranged side by side and at intervals, the plurality of positioning holes being communicated with the first cavity; and a positioning assembly arranged on the first movable rod, the positioning assembly being arranged to selectively face one of the positioning holes, and a second magnetic block being installed in the positioning hole facing the positioning assembly, the second magnetic block being magnetically connected to the end of the positioning assembly.

2. The tripod telescopic leg quick adjustment structure according to claim 1, wherein the first movable rod further has a second cavity, one end of the second cavity being communicated with the first cavity, the other end being communicated with the outside, the outer wall of the first movable rod having at least one guide protrusion, and the bottom wall forming the first cavity further having at least one guide groove, the guide protrusion being arranged in the guide groove.

3. The tripod telescopic leg quick adjustment structure according to claim 2, wherein the outer wall of the first movable rod further has an installation hole, the installation hole penetrating through the first movable rod and being communicated with the second cavity, the installation hole being further arranged close to the end of the first movable rod arranged in the first cavity, and the positioning assembly being matched with the installation hole.

4. The tripod telescopic leg quick adjustment structure according to claim 3, wherein the positioning assembly comprises a second connecting sleeve, one end of the second connecting sleeve being matched with the installation hole, the other end being arranged in the second cavity, and the end of the second connecting sleeve arranged in the installation hole being spaced apart from the wall forming the first cavity by a predetermined distance.

5. The tripod telescopic leg quick adjustment structure according to claim 4, wherein the second connecting sleeve has a second insertion hole penetrating through the second connecting sleeve.

6. The tripod telescopic leg quick adjustment structure according to claim 5, wherein the positioning assembly further comprises a second movable rod movably arranged in the second insertion hole, the second movable rod having an abutting portion, an extending portion and a sleeving portion, the sleeving portion having a matching hole, and one end of the extending portion being matched with the bottom wall forming the matching hole, the other end being matched with the abutting portion.

7. The quick adjustment structure of a telescopic leg of a tripod according to claim 6, wherein the abutting portion is arranged in the mounting hole and abuts against one side of the second connecting sleeve close to the connecting rod, the extending portion is matched with the second insertion hole, one end of the extending portion away from the abutting portion passes through the second insertion hole and is arranged in the second cavity, and the sleeve portion is also arranged in the second cavity and is spaced apart from the end of the extending portion by a predetermined distance.

8. The quick adjustment structure of a telescopic leg of a tripod according to claim 7, wherein the positioning assembly further comprises an elastic member, and the end of the extending portion close to the sleeve portion further has a third insertion hole, the third insertion hole is communicated with the second insertion hole, the third insertion hole has a size greater than that of the second insertion hole, wherein the elastic member is sleeved on the extending portion, one end of the elastic member abuts against the bottom wall forming the third insertion hole, and the other end abuts against the bottom wall forming the matching hole.

9. The quick adjustment structure of a telescopic leg of a tripod according to claim 8, wherein the end of the abutting portion away from the extending portion further has a mounting groove, and a first magnetic block can be arranged in the mounting groove, the first magnetic block is magnetically matched with the second magnetic block.

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