Shock-resistant double-telescopic stand column

Abstract

The utility model provides an anti-impact double telescopic stand column, which relates to the technical field of telescopic stand columns and comprises a stand column sleeve, the top of the stand column sleeve is connected with a first telescopic rod, the top of the first telescopic rod is connected with a second telescopic rod, and the top of the second telescopic rod is connected with a first connecting seat. A first damping rod is arranged at the top of the first connecting base, a second connecting base is arranged at the bottom of the stand column sleeve, a second damping rod is arranged at the bottom of the second connecting base, connecting blocks are connected to the two sides of the first connecting base, and a second side supporting spring is connected to one end of each connecting block. Buffering support is conveniently provided for the first damping rod through the first connecting seat, the first rotating seat provides a connecting and rotating effect to achieve the transmission effect, the bottom of the second connecting seat is connected with the second rotating seat through the second damping rod, the effective double-end buffering and damping effect is achieved, and when the stand column sleeve is impacted, the stand column sleeve is prevented from falling off. The two ends are buffered, and impact force is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of telescopic columns, in particular to an impact-resistant double telescopic column. Background Art

[0002] The double telescopic column is mainly composed of an outer cylinder, a middle cylinder, a live column, a large guide sleeve, a small guide sleeve, a bottom valve, a seal, and a connector. The structure and function of the outer cylinder are basically the same as those of the cylinder body of the single telescopic column. The middle cylinder is welded by the middle cylinder bottom and the middle cylinder body. It is both the live column of the first cylinder and the cylinder body of the second cylinder. It can move up and down in the outer cylinder and is the main force transmission component in the hydraulic cylinder.

[0003] When the existing double telescopic columns are hit or subjected to pressure overload, the cylinders may easily expand excessively, thus causing the double columns to be unstable in use. Utility Model Content

[0004] The utility model aims to solve the problem in the prior art that when double telescopic columns are impacted or pressure overloaded, the cylinder body is easily over-expanded, which causes the double columns to be unstable in use, and proposes an impact-resistant double telescopic column.

[0005] In order to achieve the above-mentioned objectives, the utility model adopts the following technical scheme: an impact-resistant double telescopic column, comprising a column sleeve, the top of the column sleeve is connected to a first telescopic rod, the top of the first telescopic rod is connected to a second telescopic rod, the top of the second telescopic rod is connected to a first connecting seat, the top of the first connecting seat is provided with a first damping rod, the bottom of the column sleeve is provided with a second connecting seat, the bottom of the second connecting seat is provided with a second damping rod, both sides of the first connecting seat are connected with connecting blocks, one end of the connecting block is connected to a second side support spring, one end of the second side support spring is connected to a second sliding seat, both sides of the second connecting seat are provided with first side support springs, one end of the first side support spring is connected to the first sliding seat, and side support telescopic rods are provided between the first sliding seat and the second sliding seat.

[0006] Preferably, a first rotating seat is provided at the top of the first damping rod, and a second rotating seat is provided at the bottom of the second damping rod.

[0007] Preferably, a first sliding sleeve is slidably connected to the outer side of the first sliding seat, and one end of the first sliding sleeve is connected to the side surface of the first side support spring.

[0008] Preferably, a second sliding sleeve is slidably connected to the outer side of the second sliding seat, and one end of the second sliding sleeve is connected to one end of the connecting block.

[0009] Preferably, a first damping spring is disposed on the outer wall of the first damping rod, and the first damping spring is connected between the first rotating seat and the first connecting seat.

[0010] Preferably, a second damping spring is disposed on the outer wall of the second damping rod, and the second damping spring is connected between the second connecting seat and the second rotating seat.

[0011] Compared with the prior art, the advantages and positive effects of the utility model are:

[0012] 1. In the utility model, the first connecting seat is used to provide buffer support for the first damping rod, the first rotating seat provides a connecting and rotating function, thereby realizing a transmission effect, and the second connecting seat is connected to the second rotating seat at the bottom through the second damping rod, thereby realizing an effective double-head buffering and shock absorption effect, which is beneficial to buffering through both ends when the column sleeve is impacted, thereby reducing the impact force, thereby ensuring the use effect.

[0013] 2. In the utility model, the second sliding seat is connected to the side of the first connecting seat through the connecting block in cooperation with the second side support spring, and the first side support spring is connected to the first sliding seat in cooperation with the second connecting seat, which is beneficial to cooperate with the side support telescopic rod to provide lateral buffering support effect, and increases the stability of use. The first sliding sleeve and the second sliding sleeve are respectively connected to the outside of the column sleeve, which is beneficial to respectively match the first sliding seat and the second sliding seat to achieve the sliding effect during the buffering process. The first damping spring and the second damping spring are beneficial to further enhance the buffering effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 A schematic diagram of the three-dimensional structure of an impact-resistant double telescopic column is provided for the utility model;

[0015] Figure 2 Another structural schematic diagram of an impact-resistant double telescopic column proposed by the utility model;

[0016] Figure 3 A partial structural schematic diagram of an impact-resistant double telescopic column is provided for the utility model;

[0017] Figure 4 The present invention provides a schematic structural diagram of a part of an impact-resistant double telescopic column from another angle.

[0018] Legend: 1. Column sleeve; 2. First telescopic rod; 3. Second telescopic rod; 4. First connecting seat; 5. First damping rod; 6. First rotating seat; 7. Second connecting seat; 8. Second damping rod; 9. Second rotating seat; 10. First sliding sleeve; 11. First sliding seat; 12. First side support spring; 13. Side support telescopic rod; 14. Second sliding seat; 15. Second sliding sleeve; 16. Second side support spring; 17. Connecting block. DETAILED DESCRIPTION

[0019] In order to more clearly understand the above-mentioned purpose, features and advantages of the utility model, the utility model is further described below in conjunction with the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0020] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments of the following disclosure. Example

[0021] like Figure 1-Figure 4 As shown, the utility model provides a technical solution: an impact-resistant double telescopic column, comprising a column sleeve 1, a first telescopic rod 2 is connected to the top of the column sleeve 1, a second telescopic rod 3 is connected to the top of the first telescopic rod 2, a first connecting seat 4 is connected to the top of the second telescopic rod 3, a first damping rod 5 is arranged at the top of the first connecting seat 4, a second connecting seat 7 is arranged at the bottom of the column sleeve 1, a second damping rod 8 is arranged at the bottom of the second connecting seat 7, connecting blocks 17 are connected to both sides of the first connecting seat 4, one end of the connecting block 17 is connected to the second side support spring 16, one end of the second side support spring 16 is connected to the second sliding seat 14, first side support springs 12 are arranged on both sides of the second connecting seat 7, one end of the first side support spring 12 is connected to the first sliding seat 11, and a side support telescopic rod 13 is arranged between the first sliding seat 11 and the second sliding seat 14.

[0022] In this embodiment, the first telescopic rod 2 and the second telescopic rod 3 can provide a multi-stage telescopic adjustment function, thereby completing the support function. The first connecting seat 4 provides buffering support for the first damping rod 5, and the first rotating seat 6 provides a connecting rotation function, thereby realizing a transmission effect. The second connecting seat 7 is connected to the second rotating seat 9 at the bottom through the second damping rod 8, thereby realizing an effective double-head buffering and shock absorption function, which is beneficial to buffering through both ends when the column sleeve 1 is impacted, thereby reducing the impact force, thereby ensuring the effect of use. The connecting block 17 cooperates with the second side support spring 16 to connect the second sliding seat 14 arranged on the side of the first connecting seat 4, and the first side support spring 12 is connected to the first sliding seat 11 arranged on the side of the second connecting seat 7, which is beneficial to cooperate with the side support telescopic rod 13 to provide lateral buffering support effect, thereby increasing the stability of use. Example

[0023] like Figure 1-Figure 4 As shown, a first rotating seat 6 is provided on the top of the first damping rod 5, a second rotating seat 9 is provided on the bottom of the second damping rod 8, a first sliding sleeve 10 is slidably connected to the outer side of the first sliding seat 11, one end of the first sliding sleeve 10 is connected to the side of the first side support spring 12, a second sliding sleeve 15 is slidably connected to the outer side of the second sliding seat 14, one end of the second sliding sleeve 15 is connected to one end of the connecting block 17, a first damping spring is provided on the outer wall of the first damping rod 5, and the first damping spring is connected between the first rotating seat 6 and the first connecting seat 4, a second damping spring is provided on the outer wall of the second damping rod 8, and the second damping spring is connected between the second connecting seat 7 and the second rotating seat 9.

[0024] In this embodiment, the first rotating seat 6 and the second rotating seat 9 are conveniently connected to the two ends of the column sleeve 1, which is conducive to realizing the function of rotational connection. The first sliding sleeve 10 and the second sliding sleeve 15 are respectively connected to the outside of the column sleeve 1, which is conducive to matching the first sliding seat 11 and the second sliding seat 14 to realize the sliding effect during the buffering process. The first damping spring and the second damping spring are conducive to further improving the buffering effect.

[0025] The working principle of this embodiment is as follows: when in use, first, the first telescopic rod 2 and the second telescopic rod 3 can provide the function of multi-stage telescopic adjustment, thereby completing the supporting function; the first connecting seat 4 conveniently provides buffering support for the first damping rod 5; the first rotating seat 6 provides the function of connecting and rotating, thereby achieving the effect of transmission; the second connecting seat 7 is connected to the second rotating seat 9 at the bottom through the second damping rod 8, thereby achieving the function of effective double-head buffering and shock absorption, which is beneficial for buffering through both ends when the column sleeve 1 is impacted, reducing the impact force, thereby ensuring the effect of use; the connecting block 17 cooperates with the second side support spring 16 to connect the second sliding seat 14 It is arranged on the side of the first connecting seat 4, and the first side support spring 12 is connected to the first sliding seat 11 and is arranged on the side of the second connecting seat 7, which is beneficial to cooperate with the side support telescopic rod 13 to provide lateral buffering support effect, and increases the stability of use. The first rotating seat 6 and the second rotating seat 9 are conveniently connected to the two ends of the column sleeve 1 respectively, which is beneficial to realize the function of rotational connection. The first sliding sleeve 10 and the second sliding sleeve 15 are respectively connected to the outside of the column sleeve 1, which is beneficial to respectively match the first sliding seat 11 and the second sliding seat 14 to realize the sliding effect during the buffering process. The first damping spring and the second damping spring are beneficial to further enhance the buffering effect.

[0026] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. An impact-resistant double telescopic column, comprising a column sleeve (1), characterized in that: The top of the column sleeve (1) is connected to a first telescopic rod (2), the top of the first telescopic rod (2) is connected to a second telescopic rod (3), the top of the second telescopic rod (3) is connected to a first connecting seat (4), the top of the first connecting seat (4) is provided with a first damping rod (5), the bottom of the column sleeve (1) is provided with a second connecting seat (7), the bottom of the second connecting seat (7) is provided with a second damping rod (8), both sides of the first connecting seat (4) are connected to connecting blocks (17), one end of the connecting block (17) is connected to a second side support spring (16), one end of the second side support spring (16) is connected to a second sliding seat (14), both sides of the second connecting seat (7) are provided with first side support springs (12), one end of the first side support spring (12) is connected to a first sliding seat (11), and a side support telescopic rod (13) is provided between the first sliding seat (11) and the second sliding seat (14).

2. The impact-resistant double telescopic column according to claim 1, characterized in that: A first rotating seat (6) is provided at the top of the first damping rod (5), and a second rotating seat (9) is provided at the bottom of the second damping rod (8).

3. The impact-resistant double telescopic column according to claim 1, characterized in that: A first sliding sleeve (10) is slidably connected to the outer side of the first sliding seat (11), and one end of the first sliding sleeve (10) is connected to the side surface of the first side support spring (12).

4. The impact-resistant double telescopic column according to claim 1, characterized in that: A second sliding sleeve (15) is slidably connected to the outer side of the second sliding seat (14), and one end of the second sliding sleeve (15) is connected to one end of the connecting block (17).

5. The impact-resistant double telescopic column according to claim 2, characterized in that: A first damping spring is provided on the outer wall of the first damping rod (5), and the first damping spring is connected between the first rotating seat (6) and the first connecting seat (4).

6. The impact-resistant double telescopic column according to claim 2, characterized in that: A second damping spring is provided on the outer wall of the second damping rod (8), and the second damping spring is connected between the second connecting seat (7) and the second rotating seat (9).

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