CN211925114U

CN211925114U - Direct-buried sleeve compensator

Info

Publication number: CN211925114U
Application number: CN202020150933.XU
Authority: CN
Inventors: 杨育芬; 刘洋; 洪军; 李二
Original assignee: Xinjiang Luoqiao Information Technology Co ltd
Current assignee: Xinjiang Luoqiao Information Technology Co ltd
Priority date: 2020-02-03
Filing date: 2020-02-03
Publication date: 2020-11-13
Anticipated expiration: 2030-02-03

Abstract

The utility model belongs to sleeve compensator field, concretely relates to direct-burried sleeve compensator, including the outer sleeve, the outside welding of outer sleeve has the supporting seat, the upper end welding of supporting seat has the guide arm, there is first nut the upper end of guide arm through threaded connection, the outside of guide arm is slided and is cup jointed the connecting seat, the spring has been cup jointed in the outside of guide arm, the inner skleeve has been cup jointed in the outer sleeve slides, the inside welding of inner skleeve has the bracing piece, the lower extreme of inner skleeve slides and has been cup jointed the seal cover, the outside of seal cover contacts with the inner wall of outer sleeve. This scheme is through including telescopic bottom design seal cover, installation bush in the seal cover, design support bar in the bush, design threaded rod on the support bar, the threaded rod passes the bracing piece in the inner skleeve to through second nut locking, make the bush exert pressure to the seal cover, make the seal cover with being connected between outer sleeve and the inner skleeve sealed, sealed effect is better.

Description

Direct-buried sleeve compensator

Technical Field

The utility model belongs to sleeve compensator field, concretely relates to direct-burried sleeve compensator.

Background

The directly buried sleeve compensator is called as a tubular expansion joint, is a compensation device of a hot fluid pipeline, is mainly used for absorbing and compensating axial thermal expansion displacement generated after a linear pipeline is arranged in an auxiliary mode, and is a compensator directly installed in any pipeline for conveying non-corrosive unidirectional or multidirectional fluid.

Traditional direct-burried sleeve compensator only adopts the sealing washer to seal between interior sleeve and the outer sleeve, and the hypodynamia is lacked in the sealing washer and is exerted, leads to the leakproofness strong inadequately, uses the leakproofness to be difficult to guarantee for a long time. Accordingly, there is a need for improvements in the art.

Disclosure of Invention

An object of the utility model is to provide a direct-burried sleeve compensator has solved traditional sleeve compensator and has only adopted the sealing washer sealed, lacks the hypodynamia and applys the problem that leads to the leakproofness to be difficult to the assurance.

In order to achieve the above purpose, the utility model provides a direct-buried sleeve compensator, which comprises an outer sleeve, a supporting seat is welded on the outer side of the outer sleeve, a guide rod is welded at the upper end of the supporting seat, a first nut is connected at the upper end of the guide rod through threads, the outer side of the guide rod is sleeved with the connecting seat in a sliding manner, the outer side of the guide rod is sleeved with the spring in a sleeved manner, the outer sleeve is sleeved with the inner sleeve in a sliding manner, a support rod is welded in the inner sleeve, a sealing sleeve is sleeved at the lower end of the inner sleeve in a sliding manner, the outer side of the sealing sleeve is contacted with the inner wall of the outer sleeve, the inner side of the sealing sleeve is provided with a lining, the inside welding of bush has the support bar, the upper end welding of support bar has the threaded rod, there is the second nut upper end of threaded rod through threaded connection, the skin weld of second nut has the shell fragment, the lower extreme welding of shell fragment has the fixture block.

The principle of the utility model lies in: when needs are to this direct-burried sleeve compensator equipment, cup joint outer sleeve and inner skleeve earlier, then with the spring mounting on the guide arm, again with the first through-hole and the guide arm cooperation of the connecting seat on the inner skleeve, with the first nut of threaded mounting on the guide arm, then install the seal cover in the bottom of inner skleeve, install the bush inside the seal cover again, and make the threaded rod pass the second through-hole of bracing piece, then install the second nut on the threaded rod, utilize the screw-thread fit of second nut and threaded rod, the pulling bush, make the bush exert pressure to the seal cover, make the seal cover with the outer sleeve and inner skleeve between be connected sealedly, sealed effect is better.

The beneficial effects of the utility model reside in that: this scheme is through including telescopic bottom design seal cover, installation bush in the seal cover, design support bar in the bush, design threaded rod on the support bar, the threaded rod passes the bracing piece in the inner skleeve to through second nut locking, make the bush exert pressure to the seal cover, make the seal cover with being connected between outer sleeve and the inner skleeve sealed, sealed effect is better.

Furthermore, a first through hole is formed in the connecting seat, and the first through hole is in sliding sleeve connection with the guide rod. The design of the first through hole provides installation space for the guide rod.

Further, the upper end of spring and the lower extreme contact of connecting seat, the lower extreme of spring and the upper end contact of supporting seat. The spring has elasticity, can assist locking to first nut.

Furthermore, a second through hole is formed in the middle of the supporting rod, and a threaded rod is connected in the second through hole in a sliding mode. The design of the second through hole provides an installation space for the threaded rod.

Furthermore, a clamping groove is formed in the upper end of the supporting rod, and a clamping block is clamped in the clamping groove. Through the cooperation of draw-in groove and fixture block, can prevent that the second nut from rotating.

Drawings

FIG. 1 is a schematic diagram of a direct-mount sleeve compensator according to an embodiment of the present invention;

FIG. 2 is an enlarged view of the portion A of the direct-burried sleeve compensator of the embodiment of the invention;

FIG. 3 is a top view of the inner sleeve of FIG. 1 of a direct-burried sleeve compensator of an embodiment of the present invention;

fig. 4 is a bottom view of the bushing of fig. 1 of a direct-burried sleeve compensator of an embodiment of the invention.

Detailed Description

The following is further detailed by way of specific embodiments:

reference numerals in the drawings of the specification include: the device comprises an outer sleeve 1, a supporting seat 2, a guide rod 3, a first nut 4, a connecting seat 5, a first through hole 51, a spring 6, an inner sleeve 7, a supporting rod 8, a second through hole 9, a clamping groove 10, a sealing sleeve 11, a lining 12, a supporting strip 13, a threaded rod 14, a second nut 15, an elastic sheet 16 and a clamping block 17.

As shown in fig. 1, the embodiment provides a direct-burried sleeve compensator, including outer sleeve 1, the outside welding supporting seat 2 of outer sleeve 1, the upper end welding guide arm 3 of supporting seat 2, threaded connection first nut 4 is passed through to the upper end of guide arm 3, connecting seat 5 is cup jointed in the outside slip of guide arm 3, first through-hole 51 is seted up to the inside of connecting seat 5, first through-hole 51 cup joints with guide arm 3 slip, the design of first through-hole 51, installation space has been provided for guide arm 3, spring 6 is cup jointed in the outside of guide arm 3, the upper end of spring 6 and the lower extreme contact of connecting seat 5, the lower extreme of spring 6 and the upper end contact of supporting seat 2, spring 6 has elasticity, can assist locking to first nut 4.

As shown in fig. 1, fig. 2, fig. 3, sliding sleeve cover inner skleeve 7 in outer sleeve 1, the outside welded connection seat 5 of inner skleeve 7, the inside welding bracing piece 8 of inner skleeve 7, second through-hole 9 is seted up at the middle part of bracing piece 8, sliding connection threaded rod 14 in the second through-hole 9, the design of second through-hole 9, installation space has been provided for threaded rod 14, draw-in groove 10 is seted up to the upper end of bracing piece 8, joint fixture block 17 in the draw-in groove 10, cooperation through draw-in groove 10 and fixture block 17, can prevent that second nut 15 from rotating, the lower extreme sliding sleeve of inner skleeve 7 cup joints seal cover 11, the outside of seal cover 11 contacts with the inner.

As shown in fig. 1, 2 and 4, a bushing 12 is installed on the inner side of the sealing sleeve 11, a supporting bar 13 is welded inside the bushing 12, a threaded rod 14 is welded at the upper end of the supporting bar 13, the upper end of the threaded rod 14 is connected with a second nut 15 through threads, an elastic sheet 16 is welded on the surface of the second nut 15, and a clamping block 17 is welded at the lower end of the elastic sheet 16.

The utility model discloses the concrete implementation process as follows: when the direct-buried sleeve compensator needs to be assembled, firstly, the outer sleeve 1 is sleeved with the inner sleeve 7, then the spring 6 is installed on the guide rod 3, then the first through hole 51 of the connecting seat 5 on the inner sleeve 7 is matched with the guide rod 3, the first nut 4 is installed on the guide rod 3 through threads, then the sealing sleeve 11 is installed at the bottom of the inner sleeve 7, then the bushing 12 is installed inside the sealing sleeve 11, the threaded rod 14 penetrates through the second through hole 9 of the supporting rod 8, then the second nut 15 is installed on the threaded rod 14, the second nut 15 is matched with the threaded rod 14 through threads, the bushing 12 is pulled, pressure is applied to the sealing sleeve 11 by the bushing 12, the sealing sleeve 11 is connected and sealed between the outer sleeve 1 and the inner sleeve 7, and the sealing effect is better.

This scheme is through design seal cover 11 at the bottom of inner sleeve 7, installation bush 12 in the seal cover 11, design support bar 13 in the bush 12, design threaded rod 14 on the support bar 13, and threaded rod 14 passes the bracing piece 8 in the inner skleeve 7 to lock through second nut 15, make bush 12 exert pressure to seal cover 11, make seal cover 11 with being connected between outer sleeve 1 and the inner skleeve 7 sealed, sealed effect is better.

It should be noted that, unless otherwise explicitly stated or limited, the terms "mounted," "connected," "fixed," and the like are used broadly in the present invention, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

The foregoing is merely an example of the present invention and common general knowledge of known specific structures and features of the embodiments is not described herein in any greater detail. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims

1. A directly buried sleeve compensator, includes the outer sleeve, its characterized in that: the welding of the outside of outer sleeve has the supporting seat, the upper end welding of supporting seat has the guide arm, there is first nut the upper end of guide arm through threaded connection, the connecting seat has been cup jointed in the outside slip of guide arm, the spring has been cup jointed in the outside of guide arm, sliding cup joint the inner skleeve in the outer sleeve, the internal weld of inner skleeve has the bracing piece, the seal cover has been cup jointed in the lower extreme slip of inner skleeve, the outside of seal cover and the inner wall contact of outer sleeve, the bush is installed to the inboard of seal cover, the internal weld of bush has the support bar, the upper end welding of support bar has the threaded rod, the upper end of threaded rod has the second nut through threaded connection, the skin weld of.

2. The direct burial sleeve compensator of claim 1, wherein: a first through hole is formed in the connecting seat and is in sliding sleeve connection with the guide rod.

3. The direct burial sleeve compensator of claim 1, wherein: the upper end of the spring is in contact with the lower end of the connecting seat, and the lower end of the spring is in contact with the upper end of the supporting seat.

4. The direct burial sleeve compensator of claim 1, wherein: a second through hole is formed in the middle of the supporting rod, and a threaded rod is connected in the second through hole in a sliding mode.

5. The direct burial sleeve compensator of claim 1, wherein: the upper end of the supporting rod is provided with a clamping groove, and a clamping block is clamped in the clamping groove.