CN217356070U

CN217356070U - Telescopic plastic pipe core

Info

Publication number: CN217356070U
Application number: CN202122247029.8U
Authority: CN
Inventors: 曹晓冬
Original assignee: Shanghai Shidongkou Printing Co ltd
Current assignee: Shanghai Shidongkou Printing Co ltd
Priority date: 2021-09-16
Filing date: 2021-09-16
Publication date: 2022-09-02
Anticipated expiration: 2031-09-16

Abstract

The utility model belongs to the field of plastic tube cores, and particularly discloses a telescopic plastic tube core, which comprises a tube body, an extension tube, an outer sleeve and a clamping piece; the pipe comprises a pipe body, wherein extension pipes are arranged at two ends of the surface of the pipe body and are in sliding connection with the surface of the pipe body, outer sleeves are arranged on the outer sides of the two extension pipes, a plurality of through holes are formed in the surfaces of the outer sleeves, circular grooves are formed in the surfaces of the extension pipes, clamping pieces are arranged in the circular grooves and comprise extrusion springs, circular rods and pull sleeves; extrusion spring one end installation is fixed in the inside bottom of circular slot, the other end and round bar bottom fixed connection, the round bar size is less than the through-hole size, and the round bar has been close to top surface symmetry and has been seted up the notch, the level is provided with pivot and pivot both ends and notch rotation connection in the notch, pivot fixed surface is connected with the cardboard.

Description

Telescopic plastic pipe core

Technical Field

The utility model relates to a plastics tube core field specifically is a telescopic plastics tube core.

Background

Plastic pipes are generally produced by extruding synthetic resins, i.e. polyesters, as raw materials in a pipe-making machine by the "plastic" method with the addition of stabilizers, lubricants, plasticizers, etc. The pipe is mainly used as a running water supply system pipe, a drainage, exhaust and pollution discharge sanitary pipe, an underground drainage pipe system, a rainwater pipe, a threading pipe for electric wire installation and assembly sleeve and the like of a house building.

Most of the existing plastic pipe cores are fixed in length and cannot be adjusted, and after the cutting size is deviated, the situation that butt joint installation cannot be achieved due to overlong or overlong is easy to occur during use, so that a telescopic plastic pipe core is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a telescopic plastics tube core to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a telescopic plastic tube core comprises a tube body, an extension tube, an outer sleeve and a clamping piece; the pipe comprises a pipe body, wherein extension pipes are arranged at two ends of the surface of the pipe body and are in sliding connection with the surface of the pipe body, outer sleeves are arranged on the outer sides of the two extension pipes, a plurality of through holes are formed in the surfaces of the outer sleeves, circular grooves are formed in the surfaces of the extension pipes, clamping pieces are arranged in the circular grooves and comprise extrusion springs, circular rods and pull sleeves; extrusion spring one end installation is fixed in the inside bottom of circular slot, the other end and round bar bottom fixed connection, the round bar size is less than the through-hole size, and the round bar has been close to top surface symmetry and has been seted up the notch, the level is provided with pivot and pivot both ends and notch rotation connection in the notch, pivot fixed surface is connected with the cardboard.

Preferably, a plurality of sliding grooves are formed in the surface of the pipe body, sliding blocks are correspondingly arranged on the inner sides of one ends of the extension pipes, and the extension pipes are in sliding connection with the surface of the pipe body through the matching of the sliding blocks and the sliding grooves.

Preferably, the spout both ends are provided with the baffle, the fixed block is installed at the spout center, fixed block both sides fixedly connected with reset spring, the reset spring other end and slider fixed connection.

Preferably, the top end of the round rod is fixedly sleeved with a pull sleeve, the outer diameter of the pull sleeve is larger than that of the round rod, and the pull sleeve is made of a rubber material.

Preferably, the surfaces of the two ends of the pipe body are provided with annular grooves, and sealing rings are arranged in the annular grooves.

Preferably, the end part of the extension pipe is provided with a joint assembly, and the joint assembly comprises a gasket, a sealing ring and a sleeve; the surface of the end part of the extension pipe is provided with a threaded structure, and the end part of the extension pipe is sleeved with the gasket and is in threaded connection with the surface of the extension pipe.

Preferably, a sealing ring is arranged on the surface of the gasket, a sleeve is arranged on the other side of the sealing ring, and the bottom end of the sleeve is in threaded connection with the surface of the extension pipe.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a sliding connection of extension pipe and body can realize the flexible function of this plastics tube core to after adjusting suitable length, the effect of accessible fastener makes length fixed, convenient to use person's use, and when the installation, accessible interface module docks fast again, and the practicality is strong.

Drawings

FIG. 1 is a schematic view of the overall internal structure of the present invention;

FIG. 2 is an enlarged view of the point A in FIG. 1

Fig. 3 is a schematic structural view of the surface of the tube body of the present invention.

In the figure: 1. a pipe body; 2. an extension tube; 3. a jacket; 4. a through hole; 5. a circular groove; 6. a compression spring; 7. a round bar; 8. a rotating shaft; 9. clamping a plate; 10. pulling a sleeve; 11. a chute; 12. a slider; 13. a fixed block; 14. a return spring; 15. a baffle plate; 16. a seal ring; 17. a gasket; 18. a seal ring; 19. a sleeve.

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.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-3, the present invention provides a technical solution: a telescopic plastic tube core comprises a tube body 1, an extension tube 2, an outer sleeve 3 and a clamping piece; extension pipes 2 are arranged at two ends of the surface of the pipe body 1, the extension pipes 2 are connected with the surface of the pipe body 1 in a sliding mode, outer sleeves 3 are arranged on the outer sides of the two extension pipes 2, a plurality of through holes 4 are formed in the surface of each outer sleeve 3, circular grooves 5 are formed in the surfaces of the extension pipes 2, and clamping pieces are arranged in the circular grooves 5 and comprise extrusion springs 6, circular rods 7 and pull sleeves 10; 6 one end installations of extrusion spring are fixed in 5 inside bottoms of circular slot, the other end and 7 bottom fixed connection of round bar, 7 sizes of round bar are less than 4 sizes of through-hole, and round bar 7 has been close to top surface symmetry and has seted up the notch, the level is provided with

pivot

8 and 8 both ends of pivot and rotates with the notch to be connected in the notch, 8 fixed surface in pivot are connected with cardboard 9.

Furthermore, a plurality of chutes 11 are formed in the surface of the pipe body 1, sliders 12 are correspondingly arranged on the inner sides of one ends of the extension pipes 2, and the extension pipes 2 are in sliding connection with the surface of the pipe body 1 through the matching of the sliders 12 and the chutes 11.

Further, the two ends of the sliding chute 11 are provided with a baffle 15, the center of the sliding chute 11 is provided with a fixed block 13, two sides of the fixed block 13 are fixedly connected with a return spring 14, and the other end of the return spring 14 is fixedly connected with the sliding block 12.

Further, a pulling sleeve 10 is fixedly sleeved on the top end of the round rod 7, the outer diameter of the pulling sleeve 10 is larger than that of the round rod 7, and the pulling sleeve 10 is made of rubber materials.

Further, ring grooves are formed in the surfaces of two ends of the pipe body 1, and sealing rings 16 are arranged in the ring grooves.

Further, the end of the extension pipe 2 is provided with a joint assembly, and the joint assembly comprises a gasket 17, a sealing ring 18 and a sleeve 19; the surface of the end part of the extension pipe 2 is provided with a threaded structure, and the gasket 17 is sleeved on the end part of the extension pipe 2 and is in threaded connection with the surface of the extension pipe 2.

Further, a sealing ring 18 is arranged on the surface of the gasket 17, a sleeve 19 is arranged on the other side of the sealing ring 18, and the bottom end of the sleeve 19 is in threaded connection with the surface of the extension pipe 2.

The working principle is as follows: the utility model provides a telescopic plastic tube core, which comprises a tube body 1, an extension tube 2, an outer sleeve 3 and a clamping piece; the two ends of the pipe body 1 are provided with extension pipes 2, the extension pipes 2 are in sliding connection with the pipe body 1 through the matching of the sliding block 12 and the sliding groove 11, when the telescopic pipe clamping device is used, the extension pipes 2 at the two ends can be pulled out to achieve the purpose of stretching, the two ends of the sliding groove 11 are provided with baffle plates 15, the movement of the sliding block 12 can be limited, and the clamping device is provided with a clamping piece, wherein the clamping piece comprises an extrusion spring 6, a round rod 7 and a pulling sleeve 10; when the plastic pipe core is stretched to a proper length, the round rod 7 is extruded out of the through hole 4 formed in the surface of the outer sleeve 3 through the elastic force of the extrusion spring 6 positioned in the round groove 5, a user can pull the round rod 7 out through pulling the pull sleeve 10 and rotate the clamping plate 9 to a horizontal state through the rotary connection of the rotating shaft 8 and the notch, so that the round rod 7 is fixed in position through the clamping plate 9, the length of the plastic pipe core is fixed, when the plastic pipe core is not used, the extension pipe 2 is prevented from moving randomly through the action of the reset spring 14, a joint component is arranged at the end part of the extension pipe 2 and comprises a gasket 17, a sealing ring 18 and a sleeve 19; because the end parts of the extension pipes 2 are provided with the thread structures, the two extension pipes 2 can be quickly butted through the sleeve 19, and the gasket 17 and the sealing ring 18 can ensure the stability and the tightness of the fixation of the sleeve 19.

It is worth noting that: the whole device realizes control over the device through the master control button, and because the device matched with the control button is common equipment, the device belongs to the prior common knowledge technology, and the electrical connection relation and the specific circuit structure of the device are not described any more.

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. A collapsible plastic tube core, comprising: comprises a pipe body (1), an extension pipe (2), an outer sleeve (3) and a clamping piece; extension pipes (2) are arranged at two ends of the surface of the pipe body (1), the extension pipes (2) are connected with the surface of the pipe body (1) in a sliding mode, outer sleeves (3) are arranged on the outer sides of the two extension pipes (2), a plurality of through holes (4) are formed in the surface of each outer sleeve (3), circular grooves (5) are formed in the surface of each extension pipe (2), clamping pieces are arranged in the circular grooves (5), and each clamping piece comprises an extrusion spring (6), a circular rod (7) and a pull sleeve (10); extrusion spring (6) one end installation is fixed in circular slot (5) inside bottom, the other end and round bar (7) bottom fixed connection, round bar (7) size is less than through-hole (4) size, and round bar (7) are close to top surface symmetry and have seted up the notch, the level is provided with pivot (8) and pivot (8) both ends and notch rotation and is connected in the notch, pivot (8) fixed surface is connected with cardboard (9).

2. A retractable plastic tube core as recited in claim 1, wherein: a plurality of sliding grooves (11) are formed in the surface of the pipe body (1), sliding blocks (12) are correspondingly arranged on the inner sides of one ends of the extension pipes (2), and the extension pipes (2) are connected with the surface of the pipe body (1) in a sliding mode through the matching of the sliding blocks (12) and the sliding grooves (11).

3. A retractable plastic tube core as recited in claim 2, wherein: the improved sliding block structure is characterized in that baffle plates (15) are arranged at two ends of the sliding groove (11), a fixed block (13) is installed at the center of the sliding groove (11), return springs (14) are fixedly connected to two sides of the fixed block (13), and the other ends of the return springs (14) are fixedly connected with the sliding blocks (12).

4. A retractable plastic tube core as recited in claim 1, wherein: the top end of the round rod (7) is sleeved and fixed with a pulling sleeve (10), the outer diameter of the pulling sleeve (10) is larger than that of the round rod (7), and the pulling sleeve (10) is made of rubber materials.

5. A retractable plastic tube core as recited in claim 1, wherein: annular grooves are formed in the surfaces of two ends of the pipe body (1), and sealing rings (16) are arranged in the annular grooves.

6. A retractable plastic tube core as recited in claim 1, wherein: the end part of the extension pipe (2) is provided with a joint assembly, and the joint assembly comprises a gasket (17), a sealing ring (18) and a sleeve (19); the surface of the end part of the extension pipe (2) is provided with a threaded structure, and the gasket (17) is sleeved on the end part of the extension pipe (2) and is in threaded connection with the surface of the extension pipe (2).

7. A retractable plastic tube core as recited in claim 6, wherein: the surface of the gasket (17) is provided with a sealing ring (18), the other side of the sealing ring (18) is provided with a sleeve (19), and the bottom end of the sleeve (19) is in threaded connection with the surface of the extension pipe (2).