CN213744328U

CN213744328U - Telescopic rod convenient to maintain

Info

Publication number: CN213744328U
Application number: CN202022421567.XU
Authority: CN
Inventors: 朱红华
Original assignee: Taizhou Huapeng Fire Fighting Rescue Equipment Co ltd
Current assignee: Taizhou Huapeng Fire Fighting Rescue Equipment Co ltd
Priority date: 2020-10-27
Filing date: 2020-10-27
Publication date: 2021-07-20
Anticipated expiration: 2030-10-27

Abstract

The utility model relates to a telescopic link technical field just discloses a telescopic link convenient to maintain, including outer loop bar, the inner wall fixedly connected with chute body of outer loop bar, chute body's inner wall swing joint has the inflation piece, the outer wall fixedly connected with expansion ring of inflation piece. This telescopic link convenient to maintain, it slides on the inside spout body of outer loop bar to drive the movable block on the expansion ring through the expansion block, the inner loop bar that drives on the dog by the movable block removes, then drive movable block extrusion expansion ring and expansion block through rotating inner loop bar, extrude the spout body by the expansion block, make the slipmat on the expansion block carry out the antiskid to the spout body, and then made things convenient for and fixed, it is spacing right to carry out the movable block by the support on the expansion ring, and the dog of the dog pole on the expansion ring on to the movable block carries out left side spacing, it carries out chucking and flexible to have made things convenient for, avoid taking place to drop, thereby user's use has been made things convenient for.

Description

Telescopic rod convenient to maintain

Technical Field

The utility model relates to a telescopic link technical field specifically is a telescopic link convenient to maintain.

Background

The telescopic rod is a telescopic hollow cylindrical rod which is formed by rolling a metal strip or a plastic sheet, and is characterized in that the metal strip or the plastic sheet is pre-shaped into an elastic curled layer which has a memory function and is smaller than the outer diameter of the rod body, so that the telescopic rod has a self-tightening function, and the curled layer always has elastic potential energy for applying pressure to the telescopic rod.

Present telescopic link wide application in each field, however telescopic link itself still has some not enough, and the installation is dismantled to some telescopic links are inconvenient, and inconvenient maintaining carries out the chucking and stretches out and draws back, takes place to drop easily, so has proposed the telescopic link of being convenient for maintain and has solved above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a telescopic link convenient to maintain possesses the convenience and dismantles the installation, conveniently maintains, conveniently carries out the chucking and stretches out and draws back, avoids taking place advantages such as drop, has solved the inconvenient dismantlement installation that goes on of some telescopic links, and inconvenient maintenance carries out the chucking and stretches out and draws back, takes place the problem that drops easily.

(II) technical scheme

For realizing the above-mentioned convenient dismantlement installation, conveniently maintain, conveniently carry out chucking and flexible, avoid taking place the purpose that drops, the utility model provides a following technical scheme: the utility model provides a telescopic link convenient to maintain, includes the outer loop bar, the inner wall fixedly connected with chute body of outer loop bar, chute body's inner wall swing joint has the inflation piece, the outer wall fixedly connected with inflation ring of inflation piece, the right side fixedly connected with support of inflation ring, the inner wall swing joint of inflation ring has the movable block, the left side fixedly connected with dog of movable block, the left side fixedly connected with pin of inflation ring, the left side fixedly connected with inner race bar of dog, the outer wall swing joint of inner race bar has the support ring, the inside swing joint of support ring has the round pin post.

Preferably, the number of the slide groove bodies is at least two, the slide groove bodies are U-shaped slide groove bodies, and threaded holes are formed in the left side of the outer loop bar.

Preferably, the number of the expansion blocks is at least two, the outer walls of the expansion blocks are fixedly connected with anti-skid pads, and the anti-skid pads are rubber anti-skid pads.

Preferably, the inner wall of the expansion ring is provided with an internal thread, the movable block is a conical movable block, the outer wall of the movable block is provided with an external thread, and the expansion ring is in threaded connection with the movable block.

Preferably, the support includes baffle and pillar, pillar and baffle fixed connection, the quantity of pillar is four, the pin is L shape pin, the quantity of pin is four.

Preferably, the number of the pin columns is at least three, the outer walls of the pin columns are provided with external threads, and the stop blocks are movably connected with the stop levers.

Advantageous effects

Compared with the prior art, the utility model provides a telescopic link convenient to maintain possesses following beneficial effect:

the expansion link convenient for maintenance drives the movable block on the expansion ring to slide on the sliding chute body in the outer loop bar through the expansion block, the movable block drives the inner loop bar on the stop block to move, then the supporting ring is arranged inside the outer sleeve rod and is blocked at the left side of the sliding groove body, and the pin column on the supporting ring penetrates through the threaded holes on the supporting ring and the outer sleeve rod to be in threaded connection, thereby facilitating the installation, then the movable block is driven to extrude the expansion ring and the expansion block by rotating the inner loop bar, the expansion block extrudes the chute body, so that the anti-skid pad on the expansion block can prevent the chute body from skidding, and then made things convenient for and fixed, carried out the right spacing to the movable block by the support on the expansion ring to and the dog on the movable block of the gear lever on the expansion ring carries out left spacing, made things convenient for carry on chucking and flexible, avoid taking place to drop, thereby made things convenient for user's use.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

In the figure: the device comprises an outer sleeve rod 1, a sliding groove body 2, an expansion block 3, an expansion ring 4, a support 5, a movable block 6, a stop dog 7, a stop rod 8, an inner sleeve rod 9, a support ring 10 and a pin 11.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, a telescopic rod convenient for maintenance comprises an outer sleeve rod 1, a chute body 2 is fixedly connected to the inner wall of the outer sleeve rod 1, the number of the chute body 2 is at least two, the chute body 2 is a U-shaped chute body, a threaded hole is formed in the left side of the outer sleeve rod 1, an expansion block 3 is movably connected to the inner wall of the chute body 2, the number of the expansion block 3 is at least two, an anti-slip pad is fixedly connected to the outer wall of the expansion block 3, the anti-slip pad is a rubber anti-slip pad, an expansion ring 4 is fixedly connected to the outer wall of the expansion block 3, an internal thread is formed in the inner wall of the expansion ring 4, a movable block 6 is a conical movable block, an external thread is formed in the outer wall of the movable block 6, the expansion ring 4 is in threaded connection with the movable block 6, a support 5 is fixedly connected to the right side of the expansion ring 4, the support 5 comprises a baffle and a support column fixedly connected with the baffle, the support column is four support columns, and the baffle rod 8 is an L-shaped baffle rod, the quantity of pin 8 is four, the inner wall swing joint of expansion ring 4 has movable block 6, the left side fixedly connected with dog 7 of movable block 6, the left side fixedly connected with pin 8 of expansion ring 4, loop bar 9 in the left side fixedly connected with of dog 7, the outer wall swing joint of interior loop bar 9 has support ring 10, the inside swing joint of support ring 10 has round pin post 11, the quantity of round pin post 11 is three at least, the external screw thread has been seted up to the outer wall of round pin post 11, dog 7 and 8 swing joint of pin post.

In conclusion, in the telescopic link convenient to maintain, the expansion block 3 drives the movable block 6 on the expansion ring 4 to slide on the sliding chute body 2 in the outer loop bar 1, the movable block 6 drives the inner loop bar 9 on the stop block 7 to move, then the inner loop bar is installed in the outer loop bar 1 through the support ring 10, the support ring 10 is stopped at the left side of the sliding chute body 2, the pin 11 on the support ring 10 penetrates through the support ring 10 and the threaded hole on the outer loop bar 1 to be in threaded connection, so that the installation is convenient, then the inner loop bar 9 is rotated to drive the movable block 6 to extrude the expansion ring 4 and the expansion block 3, the expansion block 3 extrudes the sliding chute body 2, so that the anti-skid pads on the expansion block 3 perform anti-skid on the sliding chute body 2, so that the fixing is convenient, the support 5 on the expansion ring 4 performs right limit on the movable block 6, and the stop bar 8 on the expansion ring 4 performs left limit on the stop block 7 on the movable block 6, the clamping and stretching are convenient, and the falling off is avoided, so that the use of a user is facilitated.

It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a telescopic link convenient to maintain, includes overcoat pole (1), its characterized in that: the inner wall fixedly connected with chute body (2) of overcoat pole (1), the inner wall swing joint of chute body (2) has inflation piece (3), the outer wall fixedly connected with inflation ring (4) of inflation piece (3), the right side fixedly connected with support (5) of inflation ring (4), the inner wall swing joint of inflation ring (4) has movable block (6), the left side fixedly connected with dog (7) of movable block (6), the left side fixedly connected with pin (8) of inflation ring (4), loop bar (9) in the left side fixedly connected with of dog (7), the outer wall swing joint of interior loop bar (9) has support ring (10), the inside swing joint of support ring (10) has round pin post (11).

2. A telescopic pole convenient to maintain according to claim 1, characterized in that: the number of the slide groove bodies (2) is at least two, the slide groove bodies (2) are U-shaped slide groove bodies, and threaded holes are formed in the left side of the outer loop bar (1).

3. A telescopic pole convenient to maintain according to claim 1, characterized in that: the number of the expansion blocks (3) is at least two, the outer wall of each expansion block (3) is fixedly connected with an anti-slip mat, and each anti-slip mat is a rubber anti-slip mat.

4. A telescopic pole convenient to maintain according to claim 1, characterized in that: the inner wall of the expansion ring (4) is provided with an internal thread, the movable block (6) is a conical movable block, the outer wall of the movable block (6) is provided with an external thread, and the expansion ring (4) is in threaded connection with the movable block (6).

5. A telescopic pole convenient to maintain according to claim 1, characterized in that: support (5) are including baffle and pillar, pillar and baffle fixed connection, the quantity of pillar is four, pin (8) are L shape pin, the quantity of pin (8) is four.

6. A telescopic pole convenient to maintain according to claim 1, characterized in that: the number of the pin columns (11) is at least three, external threads are formed in the outer walls of the pin columns (11), and the stop blocks (7) are movably connected with the stop rods (8).