CN213712169U

CN213712169U - Length-adjustable metal hose with telescopic function

Info

Publication number: CN213712169U
Application number: CN202022864244.8U
Authority: CN
Inventors: 徐志根; 张红华; 徐志强; 刘慧�
Original assignee: Jiangsu Prolop Machinery Co ltd
Current assignee: Jiangsu Prolop Machinery Co ltd
Priority date: 2020-12-03
Filing date: 2020-12-03
Publication date: 2021-07-16
Anticipated expiration: 2030-12-03

Abstract

The utility model discloses a metal collapsible tube with flexible functional length adjustable, include the hose body and install the ring flange at hose body both ends, turn right from a left side and connect gradually fixed cover and regulation and revolve the cover in the middle part of hose body, fixed cover closes soon through the screw thread with adjusting between revolving the cover and be connected, fixed cover and hose body fixed connection, it rotates through the bearing housing to be connected between cover and the hose body to adjust to revolve, the solid fixed ring of outside fixedly connected with of fixed cover, the outside cover of fixed cover is equipped with the sliding ring, the side end face fixedly connected with of sliding ring runs through two travelers of solid fixed ring. The utility model discloses in, at first, adopt dual sealed adjustment mechanism to under the prerequisite of the stability after having ensured the regulation and the leakproofness, promoted metal collapsible tube's regulation performance, secondly, have pressure buffering formula structure, promoted metal collapsible tube's shock-absorbing capacity.

Description

Length-adjustable metal hose with telescopic function

Technical Field

The utility model relates to a metal collapsible tube technical field especially relates to a metal collapsible tube with flexible functional length adjustable.

Background

Metal hoses are an important component in connecting lines of modern industrial equipment. The metal hose is used as wire, cable, wire and cable protection pipe for automatic instrument signal and shower hose for civil use, and has a specification of 3mm to 150 mm. The small-caliber metal hose is mainly used for protecting a sensing circuit of a precision optical ruler and a circuit of an industrial sensor.

The metal hose is mostly of the length of a standard size, when the metal hose is used, the required length is often different from the standard length of the metal hose, and the overlong metal hose is often bent when the metal hose is used according to the principle of long and short metal hose, so that the space utilization rate is poor, the appearance is influenced, and the length of the metal hose is difficult to stretch and adjust within a certain range.

Disclosure of Invention

The utility model aims to provide a: in order to solve the problems, a metal hose with telescopic function and adjustable length is provided.

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

a metal hose with a telescopic function and adjustable length comprises a hose body and flange plates arranged at two ends of the hose body, wherein the middle part of the hose body is sequentially connected with a fixed sleeve and an adjusting rotary sleeve from left to right, the fixed sleeve and the adjusting rotary sleeve are connected through threads in a screwing manner, the fixed sleeve is fixedly connected with the hose body, the adjusting rotary sleeve is rotatably connected with the hose body through a bearing sleeve, the fixed sleeve is fixedly connected with a fixed ring outside, a sliding ring is sleeved outside the fixed sleeve, two sliding columns penetrating through the fixed ring are fixedly connected to the side end faces of the sliding ring, an extrusion spring is sleeved between the fixed ring and the sliding ring on the outer end faces of the two sliding columns, one side of the sliding ring, which is close to the adjusting rotary sleeve, is fixedly connected with a plurality of limit blocks in an annular array manner, and one side of the adjusting, the side end face of the adjusting rotary sleeve is connected with a cylinder in a sliding mode, a buffer groove used for sliding the cylinder is formed in the fixed sleeve, and the inner wall of the buffer groove is attached to the outer surface wall of the cylinder.

As a further description of the above technical solution:

the inside of adjusting the cover is provided with a mounting groove, and the inside of the mounting groove slides to form a support ring.

As a further description of the above technical solution:

the side end face of the support ring is fixedly connected with the cylinder.

As a further description of the above technical solution:

the inboard fixedly connected with two telescopic links of mounting groove, and the one end and the support ring fixed connection of telescopic link.

As a further description of the above technical solution:

the outer end face of the telescopic rod is sleeved with a buffer spring.

As a further description of the above technical solution:

the inner side of the fixed sleeve is provided with a communicating hole communicated with the buffer groove.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. in the utility model, a double-sealing adjusting mechanism is adopted, the adjusting rotary sleeve is rotated to drive the adjusting rotary sleeve to move along the direction of the screw thread, thereby completing the telescopic adjustment, after the adjusting rotary sleeve is adjusted to a required position, the slip ring is loosened, the slip ring moves towards the adjusting rotary sleeve under the action of the extrusion spring, and slides to the inner side of the limit groove through the limit block, thereby limiting the adjusting rotary sleeve, preventing the adjusting rotary sleeve from rotating, furthermore, the slip ring is extruded to abut against the adjusting rotary sleeve through the extrusion spring, thereby ensuring the stability after the adjusting rotary sleeve is screwed, thereby improving the fixing effect after the adjustment, and through the arrangement of the cylinder, the cylinder slides to the inner side of the buffer groove, realizing the first sealing, and realizing the second sealing through the screwing connection of the adjusting rotary sleeve and the screw thread of the fixed sleeve, thereby improving the sealing effect after the adjustment, therefore, the adjusting performance of the metal hose is improved on the premise of ensuring the stability and the sealing performance after adjustment.

2. The utility model discloses in, have pressure buffering formula structure, when pipeline internal pressure increases suddenly, in pipeline internal medium passed through the intercommunicating pore entering dashpot, removed to the telescopic link direction through the drum in the extrusion dashpot to extrusion telescopic link and buffer spring shrink, realize the pressure buffering in the pipeline from this, promoted metal collapsible tube's shock-absorbing capacity from this.

Drawings

Fig. 1 shows a schematic front view according to the invention;

fig. 2 shows a schematic partial cross-sectional view according to the invention;

fig. 3 shows a schematic partial cross-sectional view at a provided according to an embodiment of the present invention.

Illustration of the drawings:

1. a hose body; 2. fixing a sleeve; 3. adjusting a rotary sleeve; 4. a flange plate; 5. a fixing ring; 6. a traveler; 7. a compression spring; 8. a slip ring; 9. a limiting block; 10. a limiting groove; 11. a buffer tank; 12. a communicating hole; 13. a cylinder; 14. mounting grooves; 15. a support ring; 16. a telescopic rod; 17. a buffer spring.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a metal hose with a telescopic function and adjustable length comprises a hose body 1 and flange plates 4 arranged at two ends of the hose body 1, wherein the middle part of the hose body 1 is sequentially connected with a fixed sleeve 2 and an adjusting rotary sleeve 3 from left to right, the fixed sleeve 2 is connected with the adjusting rotary sleeve 3 in a screwing way through threads, the fixed sleeve 2 is fixedly connected with the hose body 1, the adjusting rotary sleeve 3 is rotatably connected with the hose body 1 through a bearing sleeve, the outer part of the fixed sleeve 2 is fixedly connected with a fixed ring 5, the outer part of the fixed sleeve 2 is sleeved with a sliding ring 8, the side end face of the sliding ring 8 is fixedly connected with two sliding columns 6 penetrating through the fixed ring 5, the outer end faces of the two sliding columns 6 are positioned between the fixed ring 5 and the sliding ring 8 and are sleeved with an extrusion spring 7, one side of the sliding ring 8, which is close to the adjusting rotary sleeve 3, is fixedly connected with a plurality, the side end face of the adjusting rotary sleeve 3 is connected with a cylinder 13 in a sliding manner, a buffer groove 11 used for the sliding of the cylinder 13 is arranged in the fixed sleeve 2, the inner wall of the buffer groove 11 is attached to the outer wall of the cylinder 13, a double-seal type adjusting mechanism is adopted, the adjusting rotary sleeve 3 is driven to move along the direction of threads by rotating the adjusting rotary sleeve 3, so that telescopic adjustment is completed, after the adjusting rotary sleeve 3 is adjusted to a required position, a sliding ring 8 is loosened, the sliding ring 8 moves towards the adjusting rotary sleeve 3 under the action of an extrusion spring 7 and slides to the inner side of a limiting groove 10 through a limiting block 9, so that the adjusting rotary sleeve 3 is limited, the adjusting rotary sleeve 3 is prevented from rotating, in addition, the sliding ring 8 is extruded to be abutted against the adjusting rotary sleeve 3 through the extrusion spring 7, the stability after the adjusting rotary sleeve 3 is ensured, so that the fixing effect after adjustment is improved, and the setting of the cylinder 13 is, slide to the inboard of buffer slot 11 through drum 13, realize a heavy sealed, the second is sealed again through adjusting the mode that cover 3 and fixed 2 screw thread closure are connected soon, has promoted the sealed effect after adjusting.

Specifically, as shown in fig. 2 and 3, the adjusting screw sleeve 3 has a mounting groove 14 inside, a support ring 15 slides inside the mounting groove 14, a side end face of the support ring 15 is fixedly connected with a cylinder 13, two telescopic rods 16 are fixedly connected to the inside of the mounting groove 14, one end of each telescopic rod 16 is fixedly connected with the support ring 15, a buffer spring 17 is sleeved on the outer end face of each telescopic rod 16, a communication hole 12 communicated with the buffer groove 11 is formed inside the fixing sleeve 2, when the internal pressure of the pipeline suddenly increases, the medium inside the pipeline enters the buffer groove 11 through the communication hole 12, and moves towards the telescopic rod 16 by pressing the cylinder 13 in the buffer groove 11, so that the telescopic rods 16 and the buffer spring 17 are pressed to contract, thereby achieving pressure buffering in the pipeline.

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

1. The utility model provides a metal collapsible tube with flexible function adjustable length, includes hose body (1) and installs ring flange (4) at hose body (1) both ends, its characterized in that, turn right from a left side at the middle part of hose body (1) and connect gradually fixed cover (2) and adjust and revolve cover (3), through the screw thread closure connection between fixed cover (2) and the regulation revolve cover (3), fixed cover (2) and hose body (1) fixed connection, it is connected through the bearing housing rotation to adjust between cover (3) and the hose body (1), the outside fixedly connected with solid fixed ring (5) of fixed cover (2), the outside cover of fixed cover (2) is equipped with sliding ring (8), the side end face fixedly connected with of sliding ring (8) runs through two travelers (6) of solid fixed ring (5), the outer terminal surface of two travelers (6) is located and is equipped with extrusion spring (7) between solid fixed ring (5) and sliding ring (8), slip ring (8) are a plurality of stoppers (9) of annular array fixedly connected with near the one side of adjusting rotating sleeve (3), it has a plurality of spacing grooves (10) to adjust one side that rotating sleeve (3) are close to stopper (9), the side end face sliding connection who adjusts rotating sleeve (3) has drum (13), the inside of fixed cover (2) has and is used for gliding dashpot (11) of drum (13), and the exterior wall laminating of the inner wall of dashpot (11) and drum (13).

2. A telescopic functional length adjustable metal hose according to claim 1, characterized in that the adjusting screw sleeve (3) has a mounting groove (14) inside, and a support ring (15) slides inside the mounting groove (14).

3. The metal hose with telescopic function and adjustable length as claimed in claim 2, characterized in that the side end face of the support ring (15) is fixedly connected with the cylinder (13).

4. The metal hose with telescopic function and adjustable length as claimed in claim 2, characterized in that two telescopic rods (16) are fixedly connected to the inner side of the mounting groove (14), and one end of each telescopic rod (16) is fixedly connected with the support ring (15).

5. The metal hose with telescopic function and adjustable length as claimed in claim 4, characterized in that the outer end face of the telescopic rod (16) is sleeved with a buffer spring (17).

6. A length-adjustable metal hose with telescopic function according to claim 1, characterized in that the inside of said fixed sleeve (2) has a communication hole (12) communicating with the buffer groove (11).