CN216201435U

CN216201435U - Telescopic pipe convenient to butt joint and install

Info

Publication number: CN216201435U
Application number: CN202122613459.7U
Authority: CN
Inventors: 张义伟; 张传豪; 褚福来
Original assignee: Qingdao Mingshida Plastic Technology Co ltd
Current assignee: Qingdao Mingshida Plastic Technology Co ltd
Priority date: 2021-10-28
Filing date: 2021-10-28
Publication date: 2022-04-05
Anticipated expiration: 2031-10-28

Abstract

The utility model provides a telescopic pipe convenient to butt-joint and install, which comprises a telescopic sleeve, a telescopic connecting pipe and a connecting pipe head, wherein the connecting swivel is movably connected with an annular swivel groove through a positive annular convex groove; compared with the prior art, the utility model has the following beneficial effects: can make flexible takeover extend, and will connect the limit stop card on the change and go into the spacing groove of keeping off for connect the change and can't continue to rotate, make firm in connection, and can effectively avoid the possibility of returning back, be convenient for assemble, and can promote holistic performance, thereby facilitate the use more, guarantee the security of using.

Description

Telescopic pipe convenient to butt joint and install

Technical Field

The utility model belongs to the technical field of telescopic pipes, and particularly relates to a telescopic pipe convenient to butt joint and install.

Background

The structure and the extension mode of the extension tube are different, and the extension tube mainly comprises a mechanical extension tube, a hydraulic extension tube and an air pressure type extension tube. The hydraulic telescopic pipe and the pneumatic telescopic pipe are relatively simple in structure, but are high in cost. The mechanical telescopic pipe has a relatively complex structure and low cost, and the mechanical telescopic pipe adopted at present, particularly a multi-section telescopic pipe, generally adopts more connecting pieces for connection control. The telescopic pipe mouth of pipe position structure of current mechanical type is fragile, can not bear great side power, and inconvenient installation is dismantled, and the steadiness is not strong, and the condition of contracting back appears easily after fixed, is unfavorable for the use. Therefore, there is a need for a telescopic tube that is easy to butt-install to solve this problem.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide the telescopic pipe convenient to butt joint and install so as to solve the problems in the background technology.

The utility model is realized by the following technical scheme: an extension tube convenient for butt joint installation comprises an extension sleeve, an extension connecting tube and a connecting tube head, the surface of the outer ring at the lower end of the telescopic sleeve is provided with an annular rotary groove, the surface of the upper end of the connecting rotary ring is provided with a positive annular convex groove, the connecting swivel is movably connected with the annular swivel groove through a positive annular convex groove, the upper end surface of the outer ring of the telescopic sleeve is provided with a connecting outer ring, the connecting spiral ring is movably connected with the connecting outer ring, the connecting pipe head is fixed on the upper end surface of the telescopic connecting pipe, the telescopic connecting pipe is connected with the connecting spiral ring, the lower end of the telescopic connecting pipe penetrates through the connecting spiral ring and is arranged in the telescopic sleeve, the bottom end of the outer ring surface of the telescopic connecting pipe is provided with a sealing ring, the outer ring surface of the telescopic connecting pipe is provided with three evenly distributed limiting sliding chutes, the telescopic sleeve is provided with three limiting sliding blocks which are uniformly distributed, and the limiting sliding blocks are arranged in the limiting sliding grooves.

As a preferred embodiment, the inverted annular convex groove is opened on the upper end surface of the connection outer ring, the convex rotating block is arranged on the lower end surface of the connection spiral ring, and the connection spiral ring is movably connected with the connection outer ring through the convex rotating block and the inverted annular convex groove.

As a preferred embodiment, the external screw thread sets up the outer lane surface of connecting the tube head, and the internal thread sets up connect swivel inner circle surface, the internal diameter of connecting the swivel matches with the external diameter of connecting the tube head, the connecting tube head closes with connecting the swivel through the screw thread and is connected.

In a preferred embodiment, the external thread is arranged on the outer ring surface of the telescopic connecting pipe, and the telescopic connecting pipe is connected with the connecting spiral ring through threads.

In a preferred embodiment, the outer diameter of the telescopic adapter is smaller than the inner diameter of the round hole in the upper end surface of the telescopic sleeve.

As a preferred embodiment, a thread is arranged on the upper end surface of the outer ring of the telescopic sleeve, an internal thread is arranged on the surface of the inner ring of the connecting outer ring, the outer diameter of the telescopic sleeve is matched with the inner diameter of the connecting outer ring, and the telescopic sleeve is connected with the connecting outer ring through the thread.

As a preferred embodiment, three limit stops are arranged on the upper end surface of the connecting swivel, three evenly distributed limit stop grooves are formed in the surface of the outer ring of the lower end of the telescopic sleeve, the limit stop grooves are communicated with the annular swivel groove, and the limit stop grooves are matched with the limit stops.

After the technical scheme is adopted, the utility model has the beneficial effects that: through the connection outer loop that sets up, rotate the spiro, can make flexible takeover extend, and will connect in the limit stop card on the change goes into spacing fender groove for connect the change can't continue to rotate, make firm in connection, and can effectively avoid the possibility of returning back, be convenient for assemble, and can promote holistic performance, thereby facilitate the use more, guarantee the security of using.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of an overall structure of a telescopic pipe convenient for butt joint installation according to the present invention.

Fig. 2 is a schematic cross-sectional view of a telescopic tube convenient for butt-joint installation according to the present invention.

Fig. 3 is a schematic view of a connection swivel of a telescopic pipe convenient for butt-joint installation according to the present invention.

Fig. 4 is a schematic view of a telescopic sleeve of a telescopic pipe convenient for butt joint installation according to the present invention.

In the figure, 1-telescopic sleeve, 2-connecting swivel, 3-annular swivel groove, 4-limit baffle groove, 5-limit stop block, 6-connecting outer ring, 7-connecting spiral ring, 8-telescopic connecting pipe, 9-limit chute, 10-connecting pipe head, 11-sealing ring, 12-limit slide block, 13-positive annular convex groove and 14-convex swivel block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 4, the present invention provides a technical solution: a telescopic pipe convenient for butt joint installation comprises a telescopic sleeve 1, a telescopic connecting pipe 8 and a connecting pipe head 10, wherein an annular rotary groove 3 is formed in the surface of the outer ring of the lower end of the telescopic sleeve 1, a positive annular convex groove 13 is formed in the surface of the upper end of a connecting rotary ring 2, the connecting rotary ring 2 is movably connected with the annular rotary groove 3 through the positive annular convex groove 13, a connecting outer ring 6 is installed on the surface of the upper end of the outer ring of the telescopic sleeve 1, a connecting spiral ring 7 is movably connected with the connecting outer ring 6, the connecting pipe head 10 is fixed on the surface of the upper end of the telescopic connecting pipe 8, the telescopic connecting pipe 8 is connected with the connecting spiral ring 7, the lower end of the telescopic connecting pipe 8 penetrates through the connecting spiral ring 7 and is arranged in the telescopic sleeve 1, a sealing ring connecting pipe 11 is arranged at the bottom end of the surface of the outer ring of the telescopic connecting pipe 8, three evenly distributed limiting slide grooves 9 are formed in the surface of the telescopic sleeve 8, and three evenly distributed limiting slide blocks 12 are arranged on the telescopic sleeve 1, the limiting slide block 12 is arranged in the limiting slide groove 9.

The inverted annular convex groove is formed in the upper end face of the connecting outer ring 6, the convex rotating block 14 is arranged on the lower end surface of the connecting spiral ring 7, the connecting spiral ring 7 is movably connected with the connecting outer ring 6 through the convex rotating block 14 and the inverted annular convex groove, the connecting spiral ring 7 is convenient to rotate, and therefore the telescopic connecting pipe 8 can make linear displacement.

The external screw thread sets up on the outer lane surface of connector tube head 10, and the internal thread setting is connecting 2 inner circles surfaces of change, connects the internal diameter of change 2 and the external diameter phase-match of connector tube head 10, and connector tube head 10 closes soon through screw thread and connection change 2 to be connected, is convenient for be connected flexible takeover 8 and telescope tube 1.

The external screw thread sets up on 8 outer lane surfaces of telescopic connection pipe, and telescopic connection pipe 8 is connected with the connection spiro through the screw, because telescopic connection pipe 8 is spacing by limiting slide 12, unable rotation to connect spiro 7 through rotating, can make telescopic connection pipe 8 make linear displacement.

The outer diameter of the telescopic connecting pipe 8 is smaller than the inner diameter of the round hole in the surface of the upper end of the telescopic sleeve 1, and when the outer ring 6 is connected with the telescopic sleeve 1, the telescopic connecting pipe 8 can be directly pulled to extend the telescopic connecting pipe 8.

The screw thread sets up at 1 outer lane of telescope tube upper end surface, the internal thread sets up and is connecting 6 inner circles surfaces of outer loop, the external diameter of telescope tube 1 and the internal diameter phase-match of being connected outer loop 6, telescope tube 1 passes through the screw thread and is connected outer loop 6 and be connected, take over 8 extensions with flexible, and connector tube head 10 with be connected swivel 2 and be connected the back, it is fixed with telescope tube 1 to connect outer loop 6, connect spiro 7 in the rotation, can further make the flexible takeover 8 move up and can be fixed to flexible takeover 8.

Three limit stop 5 sets up and is connecting swivel 2 upper end surface, and three evenly distributed's spacing groove 4 is seted up at telescopic sleeve 1's lower extreme outer lane surface, and spacing groove 4 and annular swivel 3 intercommunication, and spacing groove 4 and limit stop 5 phase-match are being connected the back to connecting tube head 10 with being connected swivel 2 completion, arrange limit stop 5 in spacing spout 9, can accomplish the fixing to connecting tube head 10 with being connected swivel 2.

As an embodiment of the present invention: in practical use, when two telescopic pipes are butted and installed, firstly, one telescopic connecting pipe 8 is lengthened, then one connecting rotating ring 2 is butted with the other connecting pipe head 10, the connecting rotating ring 2 is rotated, the connection between the connecting rotating ring 2 and the connecting pipe head 10 can be completed, the limit stop 5 on the connecting rotating ring 2 is arranged right below the limit stop groove 4, then the connecting spiral ring 7 is rotated, so that the connecting spiral ring 7 moves downwards, at the moment, the connecting outer ring 6 and the connecting spiral ring 7 move downwards together, when the connecting outer ring 6 is contacted with the telescopic sleeve 1, the connecting outer ring 6 and the connecting spiral ring 7 are rotated simultaneously, so that the connecting outer ring 6 is fixed on the telescopic sleeve 1, because the connecting spiral ring 7 is movably connected with the connecting outer ring 6, the connecting spiral ring 7 is rotated, the telescopic connecting pipe 8 continues to move upwards under the action of the connecting spiral ring 7, and finishing the butt joint installation of the two telescopic pipes until the limit stop 5 is completely arranged in the limit stop groove 4.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides a flexible pipe of convenient butt joint installation, includes telescopic tube (1), flexible takeover (8) and connector head (10), its characterized in that: the lower extreme outer lane surface of telescope tube (1) has seted up annular rotary groove (3), connects swivel (2) upper end surface and has seted up a positive annular tongue (13), connect swivel (2) through positive annular tongue (13) and annular tongue (3) swing joint, telescope tube (1) outer lane upper end surface mounting has connects outer ring (6), connect spiro (7) with connect outer ring (6) swing joint, connector tube head (10) are fixed on the upper end surface of telescopic adapter (8), telescopic adapter (8) are connected with connecting spiro (7) and the lower extreme of telescopic adapter (8) passes and connects spiro (7) and arrange inside telescope tube (1), the outer lane surface bottom of telescopic adapter (8) is provided with sealing ring (11), three evenly distributed's spacing spout (9) are seted up to telescopic adapter (8) outer lane surface, the telescopic sleeve (1) is provided with three limiting sliding blocks (12) which are uniformly distributed, and the limiting sliding blocks (12) are arranged in the limiting sliding grooves (9).

2. A telescopic tube for convenient butt-joint installation according to claim 1, wherein: an inverted annular convex groove is formed in the upper end face of the connecting outer ring (6), a convex rotating block (14) is arranged on the lower end surface of the connecting spiral ring (7), and the connecting spiral ring (7) is movably connected with the connecting outer ring (6) through the convex rotating block (14) and the inverted annular convex groove.

3. A telescopic tube for convenient butt-joint installation according to claim 1, wherein: the outer lane surface of connecting tube head (10) is provided with the external screw thread, it is provided with the internal thread to connect swivel (2) inner circle surface, the external diameter of connecting tube head (10) and the internal diameter phase-match of connecting swivel (2), connect tube head (10) and be connected the swivel (2) between close through the screw thread soon and be connected.

4. A telescopic tube for convenient butt-joint installation according to claim 1, wherein: the surface of the outer ring of the telescopic connecting pipe (8) is provided with an external thread, and the telescopic connecting pipe (8) is connected with the connecting spiral ring through the thread.

5. A telescopic tube for convenient butt-joint installation according to claim 1, wherein: the inner diameter of a round hole in the surface of the upper end of the telescopic sleeve (1) is larger than the outer diameter of the telescopic connecting pipe (8).

6. A telescopic tube for convenient butt-joint installation according to claim 1, wherein: the telescopic sleeve is characterized in that threads are arranged on the upper end surface of the outer ring of the telescopic sleeve (1), internal threads are arranged on the surface of the inner ring of the connecting outer ring (6), the inner diameter of the connecting outer ring (6) is matched with the outer diameter of the telescopic sleeve (1), and the telescopic sleeve (1) is connected with the connecting outer ring (6) through threads.

7. A telescopic tube for convenient butt-joint installation according to claim 1, wherein: the connecting swivel (2) upper end surface is provided with three limit stop (5), three evenly distributed limit retaining grooves (4) are formed in the surface of the lower end outer ring of the telescopic sleeve (1), the limit retaining grooves (4) are communicated with the annular swivel groove (3), and the limit stop (5) is matched with the limit retaining grooves (4).