Telescopic supporting frame

Abstract

The utility model discloses a telescopic supporting frame. The telescopic supporting frame comprises a mounting seat and a telescopic rod coaxially nested with the mounting seat, a plurality of supporting rods are hinged to the mounting base in the circumferential direction of the telescopic rod, and each supporting rod is connected to the telescopic rod through a rigid connecting piece; the two ends of the connecting piece are hinged to the supporting rod and the telescopic rod respectively. The connecting pieces corresponding to the supporting rods one to one are hinged to the circumferential side wall of a telescopic rod at equal intervals. Under the action of external force, the multiple supporting rods synchronously get close to or get away from the telescopic rod to drive the telescopic rod to move up and down relative to the mounting base. The utility model provides a telescopic structure along the axial direction, which ensures that the support frame has a certain height and is suitable for the installation of signal receiving equipment, and ensures that the volume is reduced after the support frame is contracted and the support frame is convenient to transport and store.

Description

TECHNICAL FIELD

[0001] The utility model relates to a support technical field especially relates to a telescopic support frame. BACKGROUND

[0002] CN205239356U utility model discloses a support for supporting vehicle satellite signal receiver, through the support of connecting on the roof of the car, can realize the support of roof to support, to make support firm support vehicle satellite signal receiver, also due to the support of support, can raise the position of support relative to the roof, the support structure in the utility model is fixed, and needs to be installed on the roof, when needing to be installed in the home, then support has certain height, but the overhigh support, then inconvenient transportation and storage. SUMMARY

[0003] The utility model provides a telescopic support frame, aims at proposing the telescopic structure along the axial, guarantees that support frame has certain height suitable receiving signal receiving equipment installation, guarantees that the volume is reduced after contraction, convenient transportation and storage.

[0004] In order to realize the above-mentioned purpose, the utility model provides the following technical scheme: a telescopic support frame, including mounting seat and telescopic rod with coaxial nesting of mounting seat, mounting seat is hinged with multiple support rods along the circumferential direction of telescopic rod, every support rod is connected to telescopic rod through a rigid connecting piece, and the both ends of connecting piece are hinged with support rod and telescopic rod respectively, and the connecting piece corresponding with support rod is hinged on the circumferential side wall of telescopic rod at equal intervals, under the action of external force, multiple support rods drive telescopic rod to move up and down relative to mounting seat synchronously by approaching or moving away from telescopic rod.

[0005] Further improvement, the relative position between the mounting seat and the telescopic rod is fixed by the rotating positioning assembly. The utility model fixes the mounting seat and the telescopic rod relative to each other by the rotating positioning assembly, ensuring that the support frame is stable in use.

[0006] Further improvement, the rotating positioning assembly includes a connecting pipe nested with the telescopic rod, and further includes a drive sleeve pipe that moves up and down relative to the connecting pipe by screwing on the upper end of the connecting pipe. The part of the connecting pipe covered by the drive sleeve pipe has multiple independent deformation pieces. Rotating the drive sleeve pipe drives the deformation pieces of the connecting pipe to clamp the telescopic rod. The deformation pieces arranged at equal intervals on the upper end of the connecting pipe realize the relative fixation between the mounting seat and the telescopic rod by rotating the drive sleeve pipe. Compared with the external knob fixation method in the prior art, the utility model integrates the locking structure under the premise of ensuring the use function, which is convenient for transportation and storage.

[0007] Further improvement, the driving sleeve has an inner diameter that is small at the top and large at the bottom, rotating the driving sleeve drives the deformation piece of the connecting pipe to bend towards the telescopic rod and press the outer wall of the telescopic rod under the extrusion of the inner wall of the driving sleeve. The utility model utilizes the structure cooperation of the driving sleeve and the deformation piece to rotate, so that the positioning and de-positioning between the telescopic rod and the mounting base are both fast and convenient, and the rotation force in the circumferential direction is used to realize the axial positioning of the telescopic rod and the mounting base, so that the possibility of misoperation is greatly reduced.

[0008] Further improvement, the thickness of the deformation piece along the radial direction of the telescopic rod gradually decreases from top to bottom.

[0009] Further improvement, the outer wall of the driving sleeve is uniformly provided with anti-skid protrusions along the circumferential direction.

[0010] Further improvement, the mounting base extends a lug for hingedly connecting the upper end of the telescopic rod along the circumferential direction of the telescopic rod. The utility model improves the safety of use by covering the hinge between the mounting base and the supporting rod, and avoids pinching hands.

[0011] Further improvement, the telescopic rod comprises a two-stage telescopic structure, and the two telescopic pipes are fixed in the nested position by rotating the positioning assembly. The utility model further sets the telescopic rod as a two-stage telescopic structure, further improves the length of the telescopic rod, cooperates the linkage between the supporting rod-connection piece-telescopic rod, and the telescopic supporting frame has sufficient height, which is beneficial to the installation of the signal receiver.

[0012] Further improvement, the top of the telescopic pipe at the upper end is provided with an adapter. The utility model sets the adapter to facilitate the installation of the bracket for installing the signal receiver.

[0013] The utility model has the following beneficial effects:

[0014] The utility model discloses a telescopic supporting frame, utilizes rigid connecting piece to form linkage structure between supporting rod and telescopic rod, and the connecting piece corresponding to the supporting rod is hingedly connected to the circumferential side wall of the telescopic rod at equal intervals, the connecting piece along the circumference and having the same installation direction is driven to move up and down relative to the mounting base under the action of external force, a plurality of supporting rods are driven to move close to or away from the telescopic rod, and the telescopic supporting frame is convenient to unfold and store, on one hand, effectively realizes the telescoping of the telescopic rod relative to the mounting base, realizes the lifting of the telescopic rod, and simultaneously, when the supporting rod is stored, the rigid connecting piece is surrounded and shielded by the supporting rod, the storage structure is regular, and convenient to carry and transport. ACCURACY OF DRAWINGS

[0015] Figure 1 It is a perspective view of the telescopic supporting frame.

[0016] Figure 2 A-A sectional view of the telescopic rod of the telescopic support frame according to the utility model;

[0017] Figure 3 A-A sectional view of the telescopic rod of the telescopic support frame according to the utility model;

[0018] Figure 4 is Figure 3 the A-A sectional view of the telescopic rod of the telescopic support frame according to the utility model;

[0019] Figure 5 A-A sectional view of the telescopic rod of the telescopic support frame according to the utility model;

[0020] Figure 6 A-A sectional view of the telescopic rod of the telescopic support frame according to the utility model;

[0021] Legend:

[0022] mounting seat 1; lug 11; telescopic rod 2; telescopic tube body 21; adapter 22; support rod 3; connecting plate 4; rotary positioning assembly 5; connecting tube 51; deformation plate 511; drive sleeve 52; anti-skid protrusion 521. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0024] With reference to Figures 1 to 6 , the embodiment discloses a telescopic support frame, which comprises a mounting seat 1 and a telescopic rod 2 coaxially nested with the mounting seat 1; the mounting seat 1 is hinged with a plurality of support rods 3 along the circumferential direction of the telescopic rod 2; each support rod 3 is connected to the telescopic rod 2 through a rigid connecting plate 4; the two ends of the connecting plate 4 are respectively hinged with the support rod 3 and the telescopic rod 2; the connecting plate 4 corresponding to the support rod 3 is hinged to the circumferential side wall of the telescopic rod 2 at equal intervals; under the action of an external force, the plurality of support rods 3 synchronously approach or move away from the telescopic rod 2 to drive the telescopic rod 2 to move up and down relative to the mounting seat 1.

[0025] In the embodiment, the mounting seat 1 and the telescopic rod 2 are fixed in relative positions through a rotary positioning assembly 5. In the embodiment, the mounting seat 1 and the telescopic rod 2 are fixed in relative positions through the rotary positioning assembly 5, so that the stability of the support frame in use is ensured.

[0026] The rotating positioning assembly 5 in the embodiment includes a connecting pipe 51 nested with the telescopic rod 2, and a driving sleeve 52 threaded and rotatably connected to the upper end of the connecting pipe 51 to move up and down relative to the connecting pipe 51. The part of the connecting pipe 51 covered by the driving sleeve 52 has a plurality of deformation pieces 511 independent of each other. The deformation pieces 511 of the connecting pipe 51 are driven to clamp the telescopic rod 2 by rotating the driving sleeve 52. In the embodiment, the deformation pieces 511 arranged at equal intervals on the upper end of the connecting pipe 51 are used to realize the relative fixation between the mounting base 1 and the telescopic rod 2 by rotating the driving sleeve 52. Compared with the external knob fixation in the prior art, the embodiment integrates the locking structure under the premise of ensuring the use function, which is convenient for transportation and storage.

[0027] The driving sleeve 52 in the embodiment has an inner diameter gradually increasing from top to bottom. The deformation pieces 511 of the connecting pipe 51 are bent towards the telescopic rod 2 by rotating the driving sleeve 52, and are pressed against the outer wall of the telescopic rod 2 under the extrusion of the inner wall of the driving sleeve 52. In the embodiment, the structure of the driving sleeve 52 and the deformation pieces 511 is matched to rotate, so that the positioning and de-positioning between the telescopic rod 2 and the mounting base 1 are fast and convenient, and the rotation force in the circumferential direction is used to realize the axial positioning of the telescopic rod 2 and the mounting base 1, which greatly reduces the possibility of misoperation.

[0028] The thickness of the deformation pieces 511 in the embodiment gradually decreases from top to bottom along the radial direction of the telescopic rod 2.

[0029] The outer wall of the driving sleeve 52 in the embodiment is uniformly distributed with anti-skid protrusions 521 along the circumferential direction.

[0030] The mounting base 1 in the embodiment extends a lug 11 for hingedly connecting the upper end of the telescopic rod 2 along the circumferential direction of the telescopic rod 2. In the embodiment, the lug 11 is used to cover the hinge between the mounting base 1 and the supporting rod 3, which improves the safety of use and avoids pinching the hand.

[0031] The telescopic rod 2 in the embodiment includes a two-stage telescopic structure, and the two telescopic pipe bodies 21 nested with each other are fixed at the nested position by the rotating positioning assembly 5. In the embodiment, the telescopic rod 2 is further provided as a two-stage telescopic structure, which further improves the length of the telescopic rod 2. In combination with the linkage between the supporting rod 3, the connecting piece 4 and the telescopic rod 2, the telescopic supporting frame has sufficient height, which is beneficial to the installation of the signal receiver.

[0032] The top of the telescopic pipe body 21 at the upper end is provided with an adapter 22 in the embodiment. In the embodiment, the adapter 22 is used to facilitate the installation of the bracket for mounting the signal receiver, which is suitable for different models and specifications.

[0033] The telescopic support frame claimed in the embodiment utilizes the rigid connecting pieces 4 to form linkage structure between the support rods 3 and the telescopic rods 2, and the connecting pieces 4 corresponding to the support rods 3 are equidistantly hinged to the circumferential side wall of the telescopic rods 2; under the action of external force, the connecting pieces 4 along the circumference and having the same installation direction drive the plurality of support rods 3 to synchronously approach or move away from the telescopic rods 2, thereby driving the telescopic rods 2 to move up and down relative to the mounting base 1, facilitating the unfolding and storage of the telescopic support frame, effectively realizing the telescopic movement of the telescopic rods 2 relative to the mounting base 1 and the lifting of the telescopic rods 2; meanwhile, when the support rods 3 are stored, i.e. the support rods 3 are parallel to the telescopic rods 2, i.e. the embodiment is in the storage state, the rigid connecting pieces 4 are surrounded and shielded by the support rods 3, the storage structure is regular, and the telescopic support frame is convenient to carry and transport.

Claims

1. A telescoping support stand, characterized by: The mounting base is hinged with a plurality of support rods along the circumferential direction of the telescopic rod, each of the support rods is connected to the telescopic rod through a rigid connecting piece, two ends of the connecting piece are respectively hinged with the support rod and the telescopic rod, the connecting pieces corresponding to the support rods are equally spaced and hinged to the circumferential side wall of the telescopic rod, under the action of external force, the plurality of support rods synchronously approach or move away from the telescopic rod to drive the telescopic rod to move up and down relative to the mounting base.

2. A telescoping support frame according to claim 1, wherein: The relative position between the mounting base and the telescopic rod is fixed through a rotary positioning assembly.

3. A telescoping support frame according to claim 2, wherein: The rotary positioning assembly comprises a connecting pipe nested with the telescopic rod, and a driving sleeve pipe which moves up and down relative to the connecting pipe through thread rotation at the upper end of the connecting pipe, the part of the connecting pipe covered by the driving sleeve pipe has a plurality of independent deformation pieces, and rotating the driving sleeve pipe drives the deformation pieces of the connecting pipe to clamp the telescopic rod.

4. The telescopic support frame according to claim 3, characterized in that: The driving sleeve pipe has an inner diameter which is small at the upper end and large at the lower end, and rotating the driving sleeve pipe drives the deformation pieces of the connecting pipe to bend towards the telescopic rod and press the outer wall of the telescopic rod under the extrusion of the inner wall of the driving sleeve pipe.

5. A telescoping support frame according to claim 4, wherein: The thickness of the deformation pieces along the radial direction of the telescopic rod gradually decreases from the upper end to the lower end.

6. A telescoping support frame according to claim 3, wherein: The outer wall of the driving sleeve pipe is uniformly distributed with anti-skid protrusions along the circumferential direction.

7. A telescoping support frame according to claim 1, wherein: The mounting base extends a lug for hinging the upper end of the telescopic rod along the circumferential direction of the telescopic rod.

8. A telescoping support frame according to claim 2, wherein: The telescopic rod comprises a two-stage telescopic structure, and the two telescopic pipe bodies nested with each other are fixed in the nested position through the rotary positioning assembly.

9. A telescoping support frame according to claim 8, wherein: The top of the telescopic pipe body at the upper end is provided with an adapter.

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