CN210510704U

CN210510704U - High pressure resistant self sealss rotary compensator

Info

Publication number: CN210510704U
Application number: CN201921103971.3U
Authority: CN
Inventors: 王晓兵; 王鹏; 丁玉红
Original assignee: Jiangsu Baoheng Pipe Fittings Co ltd
Current assignee: Jiangsu Baoheng Pipe Fittings Co ltd
Priority date: 2019-07-15
Filing date: 2019-07-15
Publication date: 2020-05-12
Anticipated expiration: 2029-07-15

Abstract

The utility model discloses a high pressure resistant self sealss rotary compensator relates to compensator technical field. The novel bearing comprises an outer sleeve, an inner pipe and a press fit sleeve, wherein the left end of the press fit sleeve is inserted into the outer sleeve, the inner pipe is sleeved in the outer sleeve, a sealing block is fixedly connected to the inside of the outer sleeve, a clamping block is rotatably connected to the inside of the right side of the sealing block through balls, a clamping groove is formed in the right side of the clamping block, the left end of the inner pipe is connected with the clamping groove in a clamping mode, and a rotating part is rotatably connected to the middle of the inner pipe through balls. Through setting up pressfitting sleeve pipe, screw rod, first nut and second nut, insert the inside in sealed piece right side block groove with the inner tube, then through first nut and second nut threaded connection, be connected the pressfitting sleeve pipe and the laminating of rotating the piece at inner tube middle part, fix a position the inner tube, made things convenient for the installation and the dismantlement of inner tube during the maintenance, only need change spare part during the damage, reduced economic loss.

Description

High pressure resistant self sealss rotary compensator

Technical Field

The utility model relates to a compensator technical field specifically is a high pressure resistant self sealss rotary compensator.

Background

The rotary compensator is mainly applied to pipeline systems in the heat supply field, the expansion thermal displacement of the pipeline systems is absorbed through the combined rotation of 2 or 3 compensators, the temperature stress of the pipeline is reduced, and the product can bear the internal pressure thrust of the pipeline while generating the rotary displacement; however, the prior art rotary compensator has the following two disadvantages:

1. in the prior art, the outer sleeve and the inner pipe of the rotary compensator are integrated, if one of the outer sleeve or the inner pipe is damaged, the maintenance and the replacement cannot be carried out, so that the whole part is scrapped, and more economic losses are caused;

2. in the prior art, the pressure resistance of the rotary compensator is poor, the sealing mode between the outer sleeve and the inner pipe is only sealed through a sealing element, and if the sealing of the sealing element does not enhance the pressure of the inner pipe and the sealing element, the situation of untight sealing can be caused.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The not enough to prior art, the utility model provides a high pressure resistant self sealss rotary compensator possesses convenient to detach maintenance and leakproofness advantage such as good, has solved and can not dismantle the maintenance and the poor problem of leakproofness.

(II) technical scheme

For the purpose that realizes above-mentioned convenient to detach maintenance and leakproofness are good, the utility model provides a following technical scheme: a high-pressure-resistant self-sealing rotary compensator comprises an outer sleeve, an inner pipe and a press sleeve, wherein the left end of the press sleeve is inserted into the outer sleeve, the inner pipe is sleeved in the outer sleeve, a sealing block is fixedly connected in the outer sleeve, a clamping block is rotatably connected in the right side of the sealing block through balls, a clamping groove is formed in the right side of the clamping block, the left end of the inner pipe is clamped and connected with the clamping groove, a rotating member is rotatably connected in the middle of the inner pipe through the balls, a sealing table is arranged at the right end of the rotating member, the right side of the sealing table is connected with the press sleeve through a first sealing gasket in an attaching manner, a first fixing seat is fixedly connected with the right end of the outer sleeve, a second fixing seat is also arranged at the left end of the press sleeve, a screw rod penetrates through the side portions of the first fixing seat and the second fixing, and the left side laminating of first nut and first fixing base is connected, the right side threaded connection of screw rod has the second nut, the left side of second nut is rotated and is connected with closing device.

As a preferred technical scheme of the utility model, sealed piece is established to ring shape, and the block on sealed piece right side also establishes to ring shape.

As a preferred technical scheme of the utility model, the inside in block groove is equipped with the sealed pad of second, and the sealed pad of second is connected with the left end laminating of inner tube.

As a preferred technical scheme of the utility model, closing device includes rolling disc, pressure spring, compresses tightly the seat, the rolling disc passes through the bearing and rotates the left side of connecting at the second nut, pressure spring fixed connection is in the left side of rolling disc, pressure spring's left end fixedly connected with compresses tightly the seat.

As a preferred technical scheme of the utility model, the right side of second fixing base is seted up and is had the pressfitting groove, and pressfitting groove and closing device swing joint.

As a preferred technical scheme of the utility model, the through-hole has all been seted up to the lateral part of first fixing base and second fixing base, and the screw rod runs through-hole and first fixing base and second fixing base swing joint.

(III) advantageous effects

Compared with the prior art, the utility model provides a high pressure resistant self sealss rotary compensator possesses following beneficial effect:

1. this high pressure resistant self sealss rotary compensator through setting up pressfitting sleeve pipe, screw rod, first nut and second nut, inserts the inside in sealed piece right side block groove with the inner tube, then through first nut and second nut threaded connection, is connected the laminating of the rotation piece at pressfitting sleeve pipe and inner tube middle part, fixes a position the inner tube, has made things convenient for the installation and the dismantlement of inner tube during the maintenance, only needs to change spare part when damaging, has reduced the loss on the economy.

2. This high pressure resistant self sealss rotary compensator through setting up closing device, when fixing a position the inner tube, utilizes the pressure spring among the closing device to exert pressure to the pressfitting sleeve pipe, and the pressure sleeve pipe is through the sealed pressure that exerts to the inner tube of filling up of first, and the inner tube receives pressure and has strengthened the leakproofness with the block, has improved the leakproofness between outer tube and the inner tube.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

fig. 3 is an enlarged view of the part a of the present invention.

In the figure: 1. an outer sleeve; 2. an inner tube; 3. pressing the sleeve; 4. a sealing block; 5. a ball bearing; 6. a clamping block; 7. a clamping groove; 8. a rotating member; 9. a sealing table; 10. a first gasket; 11. a first fixed seat; 12. a second fixed seat; 13. a screw; 14. a first nut; 15. a second nut; 16. a pressing device; 1601. rotating the disc; 1602. a compression spring; 1603. a pressing seat; 17. a second gasket; 18. and (4) pressing the groove.

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.

Referring to fig. 1-3, a high pressure resistant self-sealing rotation compensator comprises an outer sleeve 1, an inner tube 2, and a press-fit sleeve 3, wherein the left end of the press-fit sleeve 3 is inserted into the outer sleeve 1, the inner tube 2 is sleeved inside the outer sleeve 1, a sealing block 4 is fixedly connected inside the outer sleeve 1, a clamping block 6 is rotatably connected inside the right side of the sealing block 4 through a ball 5, a clamping groove 7 is formed on the right side of the clamping block 6, the left end of the inner tube 2 is clamped and connected with the clamping groove 7, the middle part of the inner tube 2 is rotatably connected with a rotating member 8 through the ball 5, a sealing table 9 is formed on the right end of the rotating member 8, the right side of the sealing table 9 is attached and connected with the press-fit sleeve 3 through a first sealing pad 10, a first fixing seat 11 is fixedly connected to the right end of the outer sleeve 1, and a second, screw 13 is all run through to the lateral part of first fixing base 11 and second fixing base 12, the left side threaded connection of screw 13 has first nut 14, and first nut 14 is connected with the left side laminating of first fixing base 11, the right side threaded connection of screw 13 has second nut 15, the left side rotation of second nut 15 is connected with closing device 16.

Specifically, the sealing block 4 is formed in a ring shape, and the engaging block 6 on the right side of the sealing block 4 is also formed in a ring shape.

In this embodiment, the connection sealing performance between the outer sleeve 1 and the inner tube 2 is enhanced by the clamping connection of the pressing walnut and the clamping block 6 inside the sealing block 4.

Specifically, a second gasket 17 is arranged inside the clamping groove 7, and the second gasket 17 is attached to and connected with the left end of the inner tube 2.

In the present embodiment, the second gasket 17 is connected to the inner tube 2, thereby further improving the sealing property between the engagement block 6 and the inner tube 2.

Specifically, the pressing device 16 includes a rotary disc 1601, a pressing spring 1602, and a pressing seat 1603, the rotary disc 1601 is rotatably connected to the left side of the second nut 15 through a bearing, the pressing spring 1602 is fixedly connected to the left side of the rotary disc 1601, and the pressing seat 1603 is fixedly connected to the left end of the pressing spring 1602.

In this embodiment, the pressing spring 1602 is used to apply pressure to the pressing sleeve 3, the pressing sleeve applies pressure to the inner tube 2 through the first sealing gasket 10, the inner tube 2 is pressurized, and then the sealing performance with the inside of the clamping block 6 is enhanced, so that the sealing performance between the outer sleeve 1 and the inner tube 2 is improved.

Specifically, a pressing groove 18 is formed in the right side of the second fixing seat 12, and the pressing groove 18 is movably connected with the pressing device 16.

In this embodiment, the pressing base 1603 is movably connected with the pressing groove 18, so that the pressing device 16 is prevented from being displaced in the working process.

Specifically, through holes are formed in the side portions of the first fixing seat 11 and the second fixing seat 12, and the screw 13 penetrates through the through holes and is movably connected with the first fixing seat 11 and the second fixing seat 12.

In this embodiment, the installation of the screw 13 is facilitated.

The utility model discloses a theory of operation and use flow: when the clamping device is used, firstly, the inner tube 2 is inserted into the outer sleeve 1, the left end of the inner tube 2 is inserted into an opening and closing groove in the clamping block 6 at the right side of the sealing block 4 in the outer sleeve 1, then the pressing sleeve 3 is also inserted into the outer sleeve 1, the screw 13 penetrates through the first fixing seat 11 and the second fixing seat 12 at the right sides of the outer sleeve 1 and the inner tube 2, then the first nut 14 and the second nut 15 are tightened, the pressing spring 1602 in the pressing device 16 at the left side of the second nut 15 is used for applying pressure to the pressing sleeve 3, the pressing sleeve applies pressure to the inner tube 2 through the first sealing gasket 10, the sealing performance between the inner tube 2 and the clamping block 6 is enhanced after the inner tube 2 is subjected to pressure, the sealing performance between the outer sleeve 1 and the inner tube 2 is improved, and the inner tube 2 rotates in the outer sleeve 1 through the ball 5 at the left end.

In summary, the high-pressure-resistant self-sealing rotary compensator inserts the inner tube 2 into the clamping groove 7 at the right side of the sealing block 4 by arranging the pressing sleeve 3, the screw 13, the first nut 14 and the second nut 15, and then the pressing sleeve 3 is connected with the rotating part 8 at the middle part of the inner tube 2 in a fitting manner by the threaded connection of the first nut 14 and the second nut 15, so that the inner tube 2 is positioned, the inner tube 2 is convenient to mount and dismount during maintenance, only parts need to be replaced when damaged, and economic loss is reduced; by arranging the pressing device 16, when the inner tube 2 is positioned, the pressing spring 1602 in the pressing device 16 applies pressure to the press-fit sleeve 3, the press-fit sleeve applies pressure to the inner tube 2 through the first sealing gasket 10, the inner tube 2 is pressurized to enhance the sealing performance with the clamping block 6, and the sealing performance between the outer sleeve 1 and the inner tube 2 is improved.

It should be noted that, in this document, terms such as "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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. The utility model provides a high pressure resistant self sealss rotary compensator, includes outer tube (1), inner tube (2), pressfitting sleeve pipe (3), its characterized in that: the left end of the press fit sleeve (3) is inserted into the outer sleeve (1), the inner tube (2) is sleeved inside the outer sleeve (1), a sealing block (4) is fixedly connected inside the outer sleeve (1), a clamping block (6) is rotatably connected inside the right side of the sealing block (4) through a ball (5), a clamping groove (7) is formed in the right side of the clamping block (6), the left end of the inner tube (2) is connected with the clamping groove (7) in a clamping manner, the middle of the inner tube (2) is rotatably connected with a rotating piece (8) through the ball (5), a sealing table (9) is formed in the right end of the rotating piece (8), the right side of the sealing table (9) is connected with the press fit sleeve (3) in a laminating manner through a first sealing gasket (10), a first fixing seat (11) is fixedly connected with the right end of the outer sleeve (1), and a second fixing seat (12) is also arranged at the left end of the press, screw rod (13) have all been run through to the lateral part of first fixing base (11) and second fixing base (12), the left side threaded connection of screw rod (13) has first nut (14), and first nut (14) is connected with the left side laminating of first fixing base (11), the right side threaded connection of screw rod (13) has second nut (15), the left side rotation of second nut (15) is connected with closing device (16).

2. The high pressure resistant self-sealing rotary compensator of claim 1, wherein: the sealing block (4) is annular, and the clamping block (6) on the right side of the sealing block (4) is also annular.

3. The high pressure resistant self-sealing rotary compensator of claim 1, wherein: and a second sealing gasket (17) is arranged in the clamping groove (7), and the second sealing gasket (17) is attached to and connected with the left end of the inner pipe (2).

4. The high pressure resistant self-sealing rotary compensator of claim 1, wherein: the pressing device (16) comprises a rotating disc (1601), a pressing spring (1602) and a pressing seat (1603), the rotating disc (1601) is rotatably connected to the left side of the second nut (15) through a bearing, the pressing spring (1602) is fixedly connected to the left side of the rotating disc (1601), and the pressing seat (1603) is fixedly connected to the left end of the pressing spring (1602).

5. The high pressure resistant self-sealing rotary compensator of claim 1, wherein: a pressing groove (18) is formed in the right side of the second fixed seat (12), and the pressing groove (18) is movably connected with the pressing device (16).

6. The high pressure resistant self-sealing rotary compensator of claim 1, wherein: the through holes are formed in the side portions of the first fixing seat (11) and the second fixing seat (12), and the screw rod (13) penetrates through the through holes and is movably connected with the first fixing seat (11) and the second fixing seat (12).