CN214368486U - Length-adjustable joint with lining pipeline - Google Patents

Abstract

The utility model discloses an adjustable length's in-band lining pipe says and connects belongs to connecting pipe technical field, including first outer tube, the right-hand member of first outer tube rotates to run through there is the scroll bar and extends to both sides, the right-hand member fixedly connected with handle of scroll bar, the inboard of first outer tube is provided with the turbine, the scroll bar meshes with the turbine mutually, the upper end fixedly connected with threaded rod of turbine, the upper end of threaded rod is rotated and is connected with the fixed block, the right-hand member fixed connection of fixed block is in the right inner wall of first outer tube, the circumference surface threaded connection of threaded rod has the thread bush, the first inner tube of left end fixedly connected with of thread bush, the outside of first inner tube is located to first outer tube bush. The utility model discloses can realize the length of adjusting the joint, avoid the problem that pipeline length caused inadequately, just the utility model discloses both can connect the pipeline on the line and can also connect mutually vertically pipeline.

Description

Length-adjustable joint with lining pipeline

Technical Field

The utility model relates to a connecting pipe technical field, more specifically say, relate to an adjustable length's in-band bushing pipe joint.

Background

A pipeline is a device for transporting a gas, liquid or fluid with solid particles, connected by pipes, pipe couplings, valves, etc. Generally, a fluid is pressurized by a blower, a compressor, a pump, a boiler, etc., and then flows from a high pressure portion to a low pressure portion of a pipe, or is transported by the pressure or gravity of the fluid itself. The use of pipelines is very widespread, mainly in water supply, drainage, heating, gas supply, long-distance oil and gas delivery, agricultural irrigation, hydraulic engineering and various industrial installations.

The existing pipeline is usually connected by a joint, but the length of the joint cannot be adjusted, and sometimes the length of the connection between the pipelines is not enough, so that one end of the pipeline needs to be cut to be connected, and waste of the residual pipeline and the joint is caused.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

To the problem that exists among the prior art, the utility model aims to provide an adjustable length's in-band lining pipe way connects, it can realize adjusting the length that connects, has avoided the problem that pipeline length caused inadequately, just the utility model discloses both can connect the pipeline on the line and can also connect mutually perpendicular pipeline.

2. Technical scheme

In order to solve the above problem, the utility model adopts the following technical scheme:

the utility model provides an in-band lining pipeline of adjustable length connects, includes first outer tube, the right-hand member of first outer tube rotates to run through there is the scroll bar and extends to both sides, the right-hand member fixedly connected with handle of scroll bar, the inboard of first outer tube is provided with the turbine, the scroll bar meshes with the turbine mutually, the upper end fixedly connected with threaded rod of turbine, the upper end of threaded rod is rotated and is connected with the fixed block, the right-hand member fixed connection in the right inner wall of first outer tube of fixed block, the circumference surface threaded connection of threaded rod has the thread bush, the first inner tube of left end fixedly connected with of thread bush, the outside of first inner tube is located to first outer tube bush.

As an optimized scheme of the utility model, the circumference surface sliding connection of first inner tube has fixed cover, the circumference surface sliding connection of first inner tube has first rubber seal, first rubber seal's upper end fixed connection is in the lower extreme of fixed cover, the upper end activity of fixed cover runs through there are two fixing bolt and downwardly extending, two thread grooves have been seted up to the upper end of first outer tube, fixing bolt and thread groove threaded connection.

As a preferred scheme of the utility model, the first ring flange of lower extreme fixedly connected with of first outer tube, the upper end fixedly connected with second ring flange of first inner tube.

As a preferred scheme of the utility model, the lower extreme threaded connection of first ring flange has the third ring flange, the lower extreme fixedly connected with second outer tube of third ring flange, the front end activity of second outer tube runs through there is the inserted bar and inwards extends, the inside cover of second outer tube is equipped with the second inner tube, a plurality of evenly distributed's mounting groove is seted up to the front end of second inner tube, the inserted bar is pegged graft in the mounting groove.

As a preferred scheme of the utility model, the left inner wall fixedly connected with second rubber seal of second outer tube, second rubber seal sliding connection is in the outer wall of second inner tube, the right outer wall fixedly connected with third rubber seal of second inner tube, third rubber seal sliding connection is in the inner wall of second outer tube.

As an optimized scheme of the utility model, the left end fixedly connected with fourth ring flange of second inner tube.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

(1) the utility model discloses a rotating the handle, driving the scroll bar and rotating, driving the turbine and rotating, driving the threaded rod and rotating, driving the screw thread cover and doing linear motion from top to bottom, finally making first inner tube do linear motion from top to bottom, reached the effect of adjusting first inner tube and exposing length, make first inner tube can adjust into arbitrary length that exposes, realized that the pipeline is not enough and need adjust the problem of joint length under some special circumstances during the connection in same direction.

(2) The utility model discloses an extract the inserted bar of pegging graft in the mounting groove, pull the second inner tube again and adjust the length that exposes of second inner tube, make it reach the length that needs, in inserting the mounting groove with the inserted bar again, make the second inner tube fixed, no longer slide, pipeline length is not enough when having realized the pipe connection on the vertical direction problem, has also avoided the trouble that the unfixed can random slip of joint position and bring.

(3) The utility model discloses a flange joint of first ring flange and third ring flange has realized the utility model discloses both can connect the ascending pipeline of same side, can also connect the ascending pipeline of vertical direction, improved the practicality.

Drawings

FIG. 1 is a perspective view of an adjustable length in-band liner conduit coupling of the present invention;

FIG. 2 is a first cross-sectional view of an adjustable length in-band liner conduit fitting of the present invention;

FIG. 3 is an enlarged view of the adjustable length in-band liner conduit joint of the present invention at A in FIG. 2;

FIG. 4 is an enlarged view of the adjustable length in-band liner conduit joint of the present invention at B in FIG. 2;

fig. 5 is a second cross-sectional view of an adjustable length in-band liner conduit fitting of the present invention.

The reference numbers in the figures illustrate:

1. a first outer tube; 2. a handle; 3. a first flange plate; 4. a first inner tube; 5. fixing a sleeve; 6. fixing the bolt; 7. a second flange plate; 8. a third flange plate; 9. a second outer tube; 10. inserting a rod; 11. a second inner tube; 12. mounting grooves; 13. a fourth flange plate; 14. a threaded rod; 15. a threaded sleeve; 16. a fixed block; 17. a first rubber seal ring; 18. a thread groove; 19. a scroll bar; 20. a turbine; 21. a second rubber seal ring; 22. and a third rubber sealing ring.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", 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. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be 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 in specific cases to those skilled in the art.

Example (b):

referring to fig. 1-2 and 4, an adjustable length connector with an internal liner pipeline includes a first outer pipe 1, a worm 19 is rotatably disposed at a right end of the first outer pipe 1 and extends to both sides, a handle 2 is fixedly connected to a right end of the worm 19, a worm wheel 20 is disposed at an inner side of the first outer pipe 1, the worm 19 is engaged with the worm wheel 20, a threaded rod 14 is fixedly connected to an upper end of the worm wheel 20, a fixing block 16 is rotatably connected to an upper end of the threaded rod 14, a right end of the fixing block 16 is fixedly connected to a right inner wall of the first outer pipe 1, a threaded sleeve 15 is threadedly connected to a circumferential surface of the threaded rod 14, a first inner pipe 4 is fixedly connected to a left end of the threaded sleeve 15, and the first outer pipe 1 is sleeved on an outer portion of the first inner pipe 4.

In this embodiment: through rotating handle 2, make rather than fixed connection's scroll bar 19 rotate, the rotation of scroll bar 19 can drive rather than the turbine 20 rotation of meshing, then the rotation of turbine 20 can drive threaded rod 14 and rotate, threaded rod 14's motion can drive and make up-and-down linear motion rather than threaded connection's thread bush 15, through being connected of threaded rod 14 and fixed block 16, give the fixed of threaded rod 14 position, final thread bush 15 can drive rather than the up-and-down linear motion of fixed first inner tube 4, the effect of adjusting street length has been realized.

Specifically, referring to fig. 2-3, the circumferential surface of the first inner tube 4 is slidably connected to a fixing sleeve 5, the circumferential surface of the first inner tube 4 is slidably connected to a first rubber sealing ring 17, the upper end of the first rubber sealing ring 17 is fixedly connected to the lower end of the fixing sleeve 5, two fixing bolts 6 movably penetrate through the upper end of the fixing sleeve 5 and extend downward, two thread grooves 18 are formed in the upper end of the first outer tube 1, and the fixing bolts 6 are in threaded connection with the thread grooves 18.

In this embodiment: after the exposed length of the first inner tube 4 is adjusted, the fixing sleeve 5 is slid again to be located at the upper end of the first outer tube 1, the fixing bolt 6 is rotated again to enable the fixing bolt to be in threaded connection with the thread groove 18, the first rubber sealing ring 17 can be inserted into the first outer tube 1, the fixing of the first outer tube 1 and the fixing sleeve 5 is achieved, and the first rubber sealing ring 17 is identical to the inner diameter of the first outer tube 1 in outer diameter, so that the first rubber sealing ring 17 can just seal the first outer tube 1, the first outer tube 1 can be sealed with the first inner tube 4, and the tightness of the first outer tube is guaranteed.

Specifically, referring to fig. 1, a first flange 3 is fixedly connected to a lower end of a first outer tube 1, and a second flange 7 is fixedly connected to an upper end of a first inner tube 4.

In this embodiment: the second flange 7 and the first flange 3 are connected with the pipeline through flange connection, and the joint and the pipeline are fixed.

Specifically, please refer to fig. 1 and 5, a lower end of the first flange 3 is connected with a third flange 8 through a thread, a lower end of the third flange 8 is fixedly connected with a second outer tube 9, a front end of the second outer tube 9 is movably penetrated with an insertion rod 10 and extends inwards, a second inner tube 11 is sleeved inside the second outer tube 9, a plurality of uniformly distributed installation grooves 12 are formed at a front end of the second inner tube 11, and the insertion rod 10 is inserted into the installation grooves 12.

In this embodiment: the inserted rod 10 inserted in the mounting groove 12 can be upwards pulled out, the second inner tube 11 is pulled leftwards and rightwards, the exposed length of the second inner tube 11 is adjusted, the inserted rod 10 is inserted into the mounting groove 12 again after the second inner tube reaches the proper length, and the situation that the position of the second inner tube 11 is not fixed and can slide in the second outer tube 9 is avoided.

Specifically, referring to fig. 5, a second rubber sealing ring 21 is fixedly connected to a left inner wall of the second outer tube 9, the second rubber sealing ring 21 is slidably connected to an outer wall of the second inner tube 11, a third rubber sealing ring 22 is fixedly connected to a right outer wall of the second inner tube 11, and the third rubber sealing ring 22 is slidably connected to an inner wall of the second outer tube 9.

In this embodiment: through the effect of second rubber seal 21 and third rubber seal 22, can make and can seal between second outer pipe 9 and the second inner tube 11, reach sealed effect to the position of second rubber seal 21 can avoid second inner tube 11 roll-off outside second outer pipe 9.

Specifically, referring to fig. 1, a fourth flange 13 is fixedly connected to the left end of the second inner tube 11.

In this embodiment: the fixing of the joint to the pipe can be achieved by the flange connection of the fourth flange 13.

The working principle is as follows: when a pipeline in the same direction needs to be connected, the flange connection between the first flange plate 3 and the third flange plate 8 is disconnected, the handle 2 is rotated to drive the worm 19 fixedly connected with the handle to rotate, the worm 19 drives the worm wheel 20 meshed with the worm wheel 19 to rotate, the worm wheel 20 drives the threaded rod 14 fixed with the worm wheel to rotate, the threaded rod 14 drives the threaded sleeve 15 in threaded connection with the threaded sleeve to do vertical linear motion, then the threaded sleeve 15 drives the first inner pipe 4 fixedly connected with the threaded sleeve to do vertical linear motion, so that the effect of adjusting the length of the street is achieved, then the fixing sleeve 5 is slid to the upper end of the first outer pipe 1, the first rubber sealing ring 17 fixedly connected with the fixing sleeve 5 is inserted into the first outer pipe 1, the fixing block 16 is rotated to be in threaded connection with the threaded groove 18, the fixing of the first outer pipe 1 and the fixing sleeve 5 is achieved, and the first outer pipe 1 and the first inner pipe 4 can be sealed through the first rubber sealing ring 17, at last, the first flange plate 3 is fixed with the pipeline through flange connection with the second flange plate 7, when the pipeline in the vertical direction needs to be connected, the inserted bar 10 inserted in the installation groove 12 can be pulled out, the second inner pipe 11 is stretched outwards again, when the pipeline is pulled to a proper length, the inserted bar 10 is inserted into the second inner pipe 11 again, the fixing of the position between the second outer pipe 9 and the second inner pipe 11 is achieved, the second inner pipe 11 is prevented from sliding left and right, the sealing effect is achieved through the second rubber sealing ring 21 and the third rubber sealing ring 22, and finally, the fourth flange plate 13 and the third flange plate 8 are fixed with the pipeline through flange connection.

The above description is only the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution and the improvement concept of the present invention within the technical scope disclosed in the present invention.

Claims (6)

1. An adjustable length in-band lined conduit joint comprising a first outer pipe (1), characterised in that: the right-hand member of first outer tube (1) rotates to run through has scroll bar (19) and extends to both sides, the right-hand member fixedly connected with handle (2) of scroll bar (19), the inboard of first outer tube (1) is provided with turbine (20), scroll bar (19) meshes with turbine (20) mutually, the upper end fixedly connected with threaded rod (14) of turbine (20), the upper end of threaded rod (14) is rotated and is connected with fixed block (16), the right-hand member fixed connection of fixed block (16) is in the right inner wall of first outer tube (1), the circumference surface threaded connection of threaded rod (14) has thread bush (15), the left end fixedly connected with first inner tube (4) of thread bush (15), the outside of first inner tube (4) is located in first outer tube (1) cover.

2. An adjustable length in-band lined conduit joint as defined in claim 1, wherein: the circumference surface sliding connection of first inner tube (4) has fixed cover (5), the circumference surface sliding connection of first inner tube (4) has first rubber seal (17), the upper end fixed connection of first rubber seal (17) is in the lower extreme of fixed cover (5), the upper end activity of fixed cover (5) is run through and is had two fixing bolt (6) and downwardly extending, two thread groove (18) have been seted up to the upper end of first outer tube (1), fixing bolt (6) and thread groove (18) threaded connection.

3. An adjustable length in-band lined conduit joint as defined in claim 2, wherein: the lower extreme fixedly connected with first ring flange (3) of first outer tube (1), the upper end fixedly connected with second ring flange (7) of first inner tube (4).

4. An adjustable length in-band lined conduit joint as defined in claim 3, wherein: the lower extreme threaded connection of first ring flange (3) has third ring flange (8), the lower extreme fixedly connected with second outer tube (9) of third ring flange (8), the front end activity of second outer tube (9) is run through has inserted bar (10) and inwards extends, the inside cover of second outer tube (9) is equipped with second inner tube (11), a plurality of evenly distributed's mounting groove (12) have been seted up to the front end of second inner tube (11), inserted bar (10) are pegged graft in mounting groove (12).

5. An adjustable length in-band lined conduit joint as defined in claim 4, wherein: the inner wall fixedly connected with second rubber seal (21) of a left side of second outer tube (9), second rubber seal (21) sliding connection is in the outer wall of second inner tube (11), the right outer wall fixedly connected with third rubber seal (22) of second inner tube (11), third rubber seal (22) sliding connection is in the inner wall of second outer tube (9).

6. An adjustable length in-band lined conduit joint as defined in claim 5, wherein: and a fourth flange (13) is fixedly connected to the left end of the second inner pipe (11).

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