CN213065382U - Novel factory extension long rod with high firmness - Google Patents

Abstract

The utility model relates to the technical field of auxiliary tools, in particular to a novel extension rod for factories with high firmness, which comprises a vertically arranged first extension rod, wherein the first extension rod is arranged in a hollow way, the outer bottom of the first extension rod is fixedly connected with a handle, the inner bottom surface of the first extension rod is fixedly connected with a clamping column, the clamping column is provided with a first clamping mechanism, the top end of the inner wall of the first extension rod is fixedly connected with two symmetrically arranged first limit blocks, the first limit block is internally provided with a second clamping mechanism, the first extension rod is internally and vertically provided with a second extension rod, the second extension rod is contacted with the first limit block in a propping way, the structure design of the utility model is reasonable, the practicability is strong, the structure of the second extension rod is firmer and more reliable by arranging a second clamping block and a second clamping groove, and the second extension rod can not shake in the extension and retraction processes through the first limit block and the second limit block, the device is more stable.

Description

Novel factory extension long rod with high firmness

Technical Field

The utility model relates to an appurtenance technical field especially relates to a novel mill that fastness is high is with extension bar.

Background

Along with the development of science and technology and the improvement of people's living standard, be applied to the field of the photography from rapping bar or extension bar and receive the hobbyist's of photography welcoming more and more welcome, especially, along with the popularization of the rotatory handheld cloud platform of ability adjustment camera lens, more and more photography hobbyist likes to install handheld cloud platform on from rapping bar to catch the shooting angle of preferred. And among the prior art, stretch out the back with handheld cloud platform from rapping bar or extension bar, the unable rethread is handheld cloud platform and is adjusted photographic lens's rotation angle, consequently can't adjust to better shooting angle, has restricted the user and has experienced handheld cloud platform's use.

The existing extensible extension bar can be extended and adjusted, but is lack of a fixing structure, so that the extension bars at all levels cannot be stably connected, the problem of easiness in loosening exists, the angle of equipment installed on the extension bar cannot be adjusted by the existing extension bar, and the extension bar is inconvenient to use.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the novel mill that a fastness is high that proposes uses extension bar, is convenient for improve the linking stability between the extension bar at different levels that adds, makes things convenient for the angle of the equipment of adjustment installation on extension bar simultaneously.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a novel extension rod for factories with high firmness is designed, and comprises a vertically arranged first extension rod, wherein the first extension rod is arranged in a hollow manner, the outer bottom of the first extension rod is fixedly connected with a handle, the inner bottom surface of the first extension rod is fixedly connected with a clamping column, the clamping column is provided with a first clamping mechanism, the top end of the inner wall of the first extension rod is fixedly connected with two symmetrically arranged first limiting blocks, the first limiting block is internally provided with a second clamping mechanism, the first extension rod is vertically internally provided with a second extension rod, the second extension rod is in abutting contact with the first limiting blocks, two sides of the bottom end of the second extension rod are fixedly connected with two symmetrically arranged second limiting blocks, the second limiting blocks are in abutting contact with the inner wall of the first extension rod, the top end of the second extension rod is horizontally provided with a connecting plate, and a first screw rod is arranged above the connecting plate, first screw rod runs through the connecting plate and threaded connection with it, first screw rod and second extension bar threaded connection, the connecting plate top is equipped with the second screw rod, second screw rod runs through the connecting plate and threaded connection with it, second screw rod and second extension bar threaded connection, one side fixedly connected with vertical linking plate of second extension bar is kept away from to the connecting plate, the equal fixedly connected with mounting panel in both ends about one side that the connecting plate was kept away from to the linking plate, the mounting panel is equipped with the mounting hole.

Preferably, first clamping mechanism is including setting up the first recess in joint post both sides, be equipped with first fixture block in the first recess, first fixture block is through first spring and first recess inner wall fixed connection, the equal fixedly connected with third stopper in first recess port both sides, second extension bar bottom surface is equipped with the second recess, be equipped with in the second recess with first fixture block assorted first draw-in groove.

Preferably, the first fixture block is T-shaped, the clamping end of the first fixture block is hemispherical, and the first clamping groove is hemispherical and fits with the first fixture block.

Preferably, the second clamping mechanism comprises a third groove arranged on the bottom surface of the first limiting block, a vertically arranged support plate is fixedly connected in the third groove, a vertically arranged sliding plate is connected on the support plate in a sliding manner, horizontally arranged sliding rail plates are fixedly connected on two sides of the bottom end of the support plate, a second clamping block is connected on the sliding rail plates in a sliding manner, the second clamping block is fixedly connected with the support plate through a second spring, a connecting rod is rotatably connected with the second clamping block, one end of the connecting rod, far away from the second clamping block, is rotatably connected with the bottom end of the sliding plate, a fourth groove is arranged on the upper surface of the second limiting block, a second clamping groove matched with the second clamping block is arranged on the fourth groove, the sliding plate penetrates through the first limiting block and is slidably connected with the first limiting block, a clamping sleeve with a concave-shaped section is arranged outside the first extension rod, and the inner bottom surface is fixedly, the bottom ends of the inner walls of the two sides of the sliding plate are fixedly connected with fourth limiting blocks, sliding grooves are formed in the two sides of the outer wall of the first extension bar, and the fourth limiting blocks are connected with the sliding grooves in a sliding mode.

Preferably, the upper surface of the second extension bar is provided with a plurality of threaded holes, and the threaded holes are uniformly distributed by taking the first screw as the circle center.

The utility model provides a, beneficial effect lies in:

1. make the second extension bar can not rock in slide adjustment length through setting up first stopper, second stopper, stability is better, makes the second extension bar stably be connected with first extension bar after pulling out through devices such as second fixture block, second draw-in groove simultaneously, can not rock for the fastness of first extension bar and second extension bar is stronger.

2. Through setting up second screw rod and a plurality of screw hole for the connecting plate can the rotation regulation angle, and then the angle of the equipment of adjustment and mounting panel connection, it is more convenient to use, and the suitability is stronger, and the connecting plate is connected with the second extension bar through first screw rod and second screw rod simultaneously, and convenient dismantlement does not hinder withdrawing of second extension bar simultaneously again.

Compared with the prior art, the utility model has the advantages of reasonable design, and the practicality is strong, makes the structure of second extension bar more firm through setting up second fixture block and second draw-in groove, and reliable, and makes the second extension bar can not rock at extension and withdrawal in-process through first stopper and second stopper, and the device is more stable.

Drawings

Fig. 1 is a schematic structural view of a novel long extension rod for a factory with high firmness, which is provided by the utility model;

fig. 2 is a schematic top view of the novel factory-used lengthened rod with high firmness according to the present invention;

FIG. 3 is an enlarged schematic view of a portion A of FIG. 1 according to the present invention;

FIG. 4 is an enlarged schematic view of a portion B of FIG. 1 according to the present invention;

fig. 5 is an enlarged schematic structural view of a portion C in fig. 1 according to the present invention.

In the figure: first extension bar 1, handheld handle 2, joint post 3, first clamping mechanism 4, first stopper 5, second clamping mechanism 6, second extension bar 7, second stopper 8, connecting plate 9, first screw rod 10, second screw rod 11, joint plate 12, mounting panel 13, mounting hole 14, first recess 15, first fixture block 16, first spring 17, third stopper 18, second recess 19, first draw-in groove 20, third recess 21, backup pad 22, sliding plate 23, slide rail plate 24, second fixture block 25, second spring 26, connecting rod 27, fourth recess 28, second draw-in groove 29, cutting ferrule 30, fourth stopper 31, spout 32, screw hole 33.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-5, a novel extension rod for factories with high firmness comprises a vertically arranged first extension rod 1, the first extension rod 1 is hollow, a hand-held handle 2 is fixedly connected to the outer bottom of the first extension rod 1, a clamping column 3 is fixedly connected to the inner bottom surface of the first extension rod 1, a first clamping mechanism 4 is arranged on the clamping column 3, two symmetrically arranged first limit blocks 5 are fixedly connected to the top end of the inner wall of the first extension rod 1, a second clamping mechanism 6 is arranged in the first limit block 5, a second extension rod 7 is vertically arranged in the first extension rod 1, the second extension rod 7 is abutted against the first limit blocks 5, two symmetrically arranged second limit blocks 8 are fixedly connected to the two sides of the bottom end of the second extension rod 7, the second limit blocks 8 are abutted against the inner wall of the first extension rod 1, the length of the first extension rod 1 is smaller than that of the second extension rod 7, the hand-held handle 2 facilitates the holding of the first extension rod 1, first stopper 5 makes second extension bar 7 can not rock when sliding adjustment with second stopper 8, and is more stable, and is spacing each other simultaneously for first extension bar 1 can not deviate from to second extension bar 7.

The top end of the second extension bar 7 is horizontally provided with a connecting plate 9, a first screw rod 10 is arranged above the connecting plate 9, the first screw rod 10 penetrates through the connecting plate 9 and is in threaded connection with the connecting plate, the first screw rod 10 is in threaded connection with the second extension bar 7, a second screw rod 11 is arranged above the connecting plate 9, the second screw rod 11 penetrates through the connecting plate 9 and is in threaded connection with the connecting plate, the second screw rod 11 is in threaded connection with the second extension bar 7, one side of the connecting plate 9, far away from the second extension bar 7, is fixedly connected with a vertical connecting plate 12, the upper end and the lower end of one side of the connecting plate 9, far away from the connecting plate 12, are fixedly connected with mounting plates 13, the mounting plates 13 are provided with mounting holes 14, the mounting plates 13 and the mounting holes 14.

First clamping mechanism 4 is including setting up first recess 15 in joint post 3 both sides, be equipped with first fixture block 16 in first recess 15, first fixture block 16 is through first spring 17 and 15 inner wall fixed connection of first recess, the equal fixedly connected with third stopper 18 in first recess 15 port both sides, 7 bottom surfaces of second extension bar are equipped with second recess 19, be equipped with in the second recess 19 with 16 assorted first draw-in grooves 20 of first fixture block, first draw-in groove 20 and 16 cooperation joints of first fixture block, make second extension bar 7 can not slide when withdrawing, the device is more stable.

First fixture block 16 is the T font, and the joint end of first fixture block 16 is the hemisphere, and first draw-in groove 20 is the hemisphere that agrees with mutually with first fixture block 16, and first draw-in groove and first fixture block 16 all design for the hemisphere make the cancellation of joint simpler, convenient to use.

The second clamping mechanism 6 comprises a third groove 21 arranged on the bottom surface of the first limiting block 5, a vertically arranged support plate 22 is fixedly connected in the third groove 21, a vertically arranged sliding plate 23 is connected on the support plate 22 in a sliding manner, horizontally arranged sliding rail plates 24 are fixedly connected on two sides of the bottom end of the support plate 22, a second clamping block 25 is connected on the sliding rail plates 24 in a sliding manner, the second clamping block 25 is fixedly connected with the support plate 22 through a second spring 26, a connecting rod 27 is rotatably connected with the second clamping block 25, one end of the connecting rod 27 far away from the second clamping block 25 is rotatably connected with the bottom end of the sliding plate 23, a fourth groove 28 is arranged on the upper surface of the second limiting block 8, a second clamping groove 29 matched with the second clamping block 25 is arranged on the fourth groove 28, the sliding plate 23 penetrates through the first limiting block 5 and is slidably connected with the first limiting block 5, a clamping sleeve 30 with a concave-shaped section is arranged outside the first lengthening, the equal fixedly connected with fourth stopper 31 in sliding plate 23 both sides inner wall bottom, 1 outer wall both sides of first extension bar all are equipped with spout 32, fourth stopper 31 and spout 32 sliding connection, and second fixture block 25 uses with the cooperation of second draw-in groove 29, and it is fixed to stretch the second extension bar 7 to the maximum position for second extension bar 7 is more stable, and the result of use is better.

The upper surface of the second extension bar 7 is provided with a plurality of threaded holes 33, the threaded holes 33 are uniformly distributed by taking the first screw rod 10 as the circle center, and the adjustment of the threaded holes 33 of the second screw rod 11 in cooperation with different threaded holes is realized by arranging the threaded holes 33.

The working principle is as follows: pulling the second extension bar 7 upwards to overcome the clamping connection between the first clamping block 16 and the first clamping groove 20, pulling the clamping sleeve 30 upwards at the same time, driving the sliding plate 24 to move upwards by the clamping sleeve 30, enabling the sliding plate 24 to overcome the acting force of the second spring 26 through the connecting rod 27 to enable the second clamping block 25 to move towards the middle and retract, pulling the second extension bar 7 upwards until the second extension bar cannot be pulled, loosening the clamping sleeve 30, enabling the second clamping block 25 to move outwards under the action of the second spring 26 to complete clamping connection and fixation with the second clamping groove 29, installing and fixing equipment through the installation hole 14, screwing down the second screw 11 when the angle needs to be adjusted, unscrewing the first screw 10, rotating the connecting plate 9, replacing the threaded hole 33, screwing down the second screw 11 again, screwing down the first screw 10, completing the adjustment, taking down the equipment installed on the device if the device is not used, screwing down the first screw 10 and the second screw 11, the clamping sleeve 30 is pulled upwards, the clamping connection between the second clamping block 25 and the second clamping groove 29 is cancelled, the second extension bar 7 is pushed downwards, the first clamping block 16 is fixedly clamped with the first clamping groove 20, and the second extension bar 7 is retracted.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (5)

1. The novel extension rod with high firmness for the factory comprises a vertically arranged first extension rod (1) and is characterized in that the first extension rod (1) is arranged in a hollow mode, a handheld handle (2) is fixedly connected to the outer bottom of the first extension rod (1), a clamping column (3) is fixedly connected to the inner bottom surface of the first extension rod (1), a first clamping mechanism (4) is arranged on the clamping column (3), two first limiting blocks (5) which are symmetrically arranged are fixedly connected to the top end of the inner wall of the first extension rod (1), a second clamping mechanism (6) is arranged in the first limiting block (5), a second extension rod (7) is vertically arranged in the first extension rod (1), the second extension rod (7) is in abutting contact with the first limiting block (5), two second limiting blocks (8) which are symmetrically arranged are fixedly connected to two sides of the bottom end of the second extension rod (7), the second limiting block (8) is abutted against the inner wall of the first extension bar (1), the top end of the second extension bar (7) is horizontally provided with a connecting plate (9), a first screw (10) is arranged above the connecting plate (9), the first screw (10) penetrates through the connecting plate (9) and is in threaded connection with the connecting plate, the first screw (10) is in threaded connection with the second extension bar (7), a second screw (11) is arranged above the connecting plate (9), the second screw (11) penetrates through the connecting plate (9) and is in threaded connection with the connecting plate, the second screw (11) is in threaded connection with the second extension bar (7), one side of the connecting plate (9) far away from the second extension bar (7) is fixedly connected with a vertical connecting plate (12), and the upper end and the lower end of one side of the connecting plate (12) far away from the connecting plate (9) are fixedly connected with mounting plates (13), the mounting plate (13) is provided with a mounting hole (14).

2. The novel long extension rod for factory with high firmness according to claim 1, wherein the first clamping mechanism (4) comprises first grooves (15) disposed at both sides of the clamping column (3), a first clamping block (16) is disposed in the first groove (15), the first clamping block (16) is fixedly connected with the inner wall of the first groove (15) through a first spring (17), third limiting blocks (18) are fixedly connected at both sides of the port of the first groove (15), a second groove (19) is disposed at the bottom surface of the second extension rod (7), and a first clamping groove (20) matched with the first clamping block (16) is disposed in the second groove (19).

3. The long and long novel factory product bar with high firmness according to claim 2, wherein the first block (16) is T-shaped, the clamping end of the first block (16) is hemispherical, and the first clamping groove (20) is hemispherical and fits with the first block (16).

4. The novel long and long factory extension rod with high firmness according to claim 1, wherein the second clamping mechanism (6) comprises a first limiting block (5) provided with a third groove (21) at the bottom surface, a vertically arranged support plate (22) is fixedly connected in the third groove (21), a vertically arranged sliding plate (23) is slidably connected on the support plate (22), horizontally arranged sliding rail plates (24) are fixedly connected on both sides of the bottom end of the support plate (22), a second clamping block (25) is slidably connected on the sliding rail plates (24), the second clamping block (25) is fixedly connected with the support plate (22) through a second spring (26), the second clamping block (25) is rotatably connected with a connecting rod (27), one end of the connecting rod (27) far away from the second clamping block (25) is rotatably connected with the bottom end of the sliding plate (23), a fourth groove (28) is provided on the upper surface of the second limiting block (8), the fourth groove (28) is provided with a second clamping groove (29) matched with the second clamping block (25), the sliding plate (23) penetrates through the first limiting block (5) and is in sliding connection with the first limiting block, a clamping sleeve (30) with a concave-shaped cross section is arranged outside the first extension bar (1), the inner bottom surface of the clamping sleeve (30) is fixedly connected with the outer portion of the first limiting block (5) in the sliding plate (23), the bottom ends of the inner walls of the two sides of the sliding plate (23) are fixedly connected with fourth limiting blocks (31), sliding grooves (32) are formed in the two sides of the outer wall of the first extension bar (1), and the fourth limiting blocks (31) are in sliding connection with the sliding grooves (32).

5. The novel factory-used lengthened rod with high firmness according to claim 1, wherein the second lengthened rod (7) is provided with a plurality of threaded holes (33) on the upper surface, and the threaded holes (33) are uniformly distributed around the first screw rod (10).

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