CN217481237U

CN217481237U - Low-loss high-efficiency grouting connector

Info

Publication number: CN217481237U
Application number: CN202221741420.1U
Authority: CN
Inventors: 张兴禄; 施兴林; 梁延
Original assignee: Fujian Yizuan Machinery Co ltd
Current assignee: Fujian Yizuan Machinery Co ltd
Priority date: 2022-07-07
Filing date: 2022-07-07
Publication date: 2022-09-23
Anticipated expiration: 2032-07-07

Abstract

The utility model relates to an efficient slip casting of low consume connects belongs to slip casting jointing equipment's technical field. The water seal device comprises a water seal sleeve and a water shaft, wherein one end of the water seal sleeve is fixedly connected with a guide sleeve, the other end of the water seal sleeve is fixedly connected with a rear end cover, one end of the water shaft penetrates through the guide sleeve to be inserted into the water seal sleeve and is rotatably connected with the water seal sleeve, a sealing ring is arranged in one end, close to the water seal sleeve, of the guide sleeve, one end of the sealing ring is abutted against the end part of the water seal sleeve, a cage-shaped spacer sleeve and two water seal pieces are arranged in the water seal sleeve, the cage-shaped spacer sleeve is arranged between the water seal pieces, a plurality of connecting holes are formed in the cage-shaped spacer sleeve, and a retaining ring is arranged in one end, close to the guide sleeve, of the water seal sleeve; the end of the water contact seal sleeve close to the rear end cover is internally provided with a gland, one end of the gland is abutted against one end of the water seal part, the gland is in threaded connection with an adjusting bolt, a water shaft is provided with a plurality of water inlet holes, and one side of the water seal sleeve is communicated with a water inlet pipe. The utility model provides a slip casting of prior art connect the long-term use easy scheduling problem that leaks that exists.

Description

Low-loss high-efficiency grouting connector

Technical Field

The utility model relates to an efficient slip casting of low consume connects belongs to slip casting jointing equipment's technical field.

Background

The grouting joint is usually used for connecting a fixed pipe section and a rotating pipeline in a shield machine or a pipe jacking machine, a V-shaped water seal piece is often arranged in a water seal sleeve in order to prevent water leakage in the grouting joint in the prior art, the water seal piece is easy to wear and loosen in long-term use, the sealing performance of the water seal piece after wear and loosening is poor, water leakage is easy, and the water seal piece can only be replaced in order to avoid water leakage of the grouting joint.

The slip casting of prior art connects and has the easy scheduling problem that leaks of long-term use, consequently, the utility model provides an efficient slip casting of low consume connects and is used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

In order to overcome the long-term use shortcoming such as easily leaking that current slip casting exists, the utility model discloses an efficient slip casting of low consume connects, the utility model discloses an adjusting bolt can adjust in real time and make the gland compress tightly water seal spare to keep being connected with the water shaft in long-time use.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a low-loss and high-efficiency grouting connector comprises a water seal sleeve and a water shaft, wherein one end of the water seal sleeve is fixedly connected with a guide sleeve for providing rotary guide for the water shaft, the other end of the water shaft is fixedly connected with a rear end cover, one end of the water shaft penetrates through the guide sleeve to be inserted into the water seal sleeve and is in rotary connection with the water seal sleeve, a sealing ring is arranged in one end, close to the water seal sleeve, of the guide sleeve, one end of the sealing ring abuts against the end part of the water seal sleeve, a cage type spacer sleeve and two water seal pieces are arranged in the water seal sleeve, the cage type spacer sleeve is arranged between the water seal pieces, a plurality of connecting holes are formed in the cage type spacer sleeve, and a retaining ring is arranged in one end, close to the guide sleeve, of the water seal sleeve; it is provided with the gland in the one end that touches the water jacket cover and is close to the rear end cap, gland one end is contradicted in water seal one end, the gland outside is provided with adjusting bolt, adjusting bolt threaded end passes the rear end cap and contradicts on the gland, adjusting bolt and rear end cap threaded connection, it has a plurality of inlet openings to open on the water shaft, water jacket cover one side intercommunication has the inlet tube, inlet opening and inlet tube position and cage type spacer are corresponding.

The outer wall of the water jacket is fixedly connected with a fixing plate.

A plurality of overflow holes are formed in the water seal sleeve, a plurality of overflow hole annular arrays are arranged on the water seal sleeve, and the overflow holes are arranged on one side, close to the guide sleeve, of the water seal sleeve.

The water shaft guide device is characterized in that a clamping ring and two bearings are arranged in the guide sleeve, the clamping ring is arranged between the two bearings, and the guide sleeve is rotatably connected with the water shaft through the bearings.

The outer side of the rear end cover is fixedly connected with a nut, and the threaded end of the adjusting bolt penetrates through the nut and the rear end cover and is in threaded connection with the nut.

And one end of the guide sleeve, which is far away from the water seal sleeve, is fixedly connected with a front end cover.

Compared with the prior art, the utility model discloses there are following characteristics and beneficial effect:

the utility model discloses a setting of water seal spare, gland and adjusting bolt, when adjusting bolt locks, the gland compresses tightly the water seal spare and makes and closely link to each other between every subassembly, plays pressurize leak protection effect, when the water seal spare appears slight wearing and tearing, screws up adjusting bolt, can let the water seal spare receive the pressure and outwards open, closely cooperate with the water shaft again, just so can let the water seal spare need not change for a long time, still can normal operating, make the loss of water seal spare low, guaranteed that slip casting connects can the long-time efficient use;

the utility model can fix the position of the water jacket sleeve which is relatively static through the arrangement of the fixing plate, thereby ensuring the stable position of the pipeline connected with the water inlet pipe;

the utility model discloses a snap ring and two bearings and sealing washer setting, the bearing rotates the direction to the water shaft, the snap ring has carried out the isolation of position to two bearings, cooperates the front end housing to carry out spacing and protection to the bearing simultaneously, the sealing washer has prevented that water from getting into in the uide bushing, has avoided the bearing in the uide bushing to rust, increase life;

the utility model discloses a setting of nut for adjusting bolt is more stable with being connected of rear end cap.

Drawings

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

fig. 2 is a top view of the whole structure of the present invention;

FIG. 3 is a side view of the overall structure of the present invention;

fig. 4 is a full sectional view of B-B of fig. 3 according to the present invention.

Wherein the reference numbers are: 10. a water jacket; 11. a fixing plate; 12. a water inlet pipe; 13. an overflow aperture; 14. a water seal; 15. a cage-shaped spacer sleeve; 151. connecting holes; 16. a rear end cap; 161. a nut; 17. a gland; 18. adjusting the bolt; 19. a baffle ring; 20. a guide sleeve; 21. a front end cover; 22. a snap ring; 23. a bearing; 24. a seal ring; 30. a water shaft; 31. a connector; 32. a water inlet hole.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

As shown in fig. 1-4, the low-loss and high-efficiency grouting joint of the present embodiment includes a water jacket 10 and a water shaft 30, wherein one end of the water jacket 10 is fixedly connected with a guide sleeve 20 for providing a rotation guide for the water shaft 30, the other end is fixedly connected with a rear end cap 16, and one end of the water jacket 10 close to the guide sleeve 20 is inserted into the guide sleeve 20; one end of a water shaft 30 passes through the guide sleeve 20 and is inserted into the water seal sleeve 10 and is rotatably connected with the water seal sleeve 10, the other end of the water shaft is provided with a connector 31 for connecting an external pipe end, one end of the guide sleeve 20, which is close to the water seal sleeve 10, is provided with a sealing ring 24, one end of the sealing ring 24 is abutted against the end part of the water seal sleeve 10, the water seal sleeve 10 is internally provided with a cage-shaped spacer 15 and two water seal pieces 14, the cage-shaped spacer 15 is arranged between the water seal pieces 14, the cage-shaped spacer 15 is provided with a plurality of connecting holes 151, a plurality of connecting holes 151 are annularly arrayed on the cage-shaped spacer 15, one end of the water seal sleeve 10, which is close to the guide sleeve 20, is internally provided with a baffle ring 19, and the water seal device is used for high-pressure occasions, the water pressure leaked when the water seal pieces 14 are seriously worn is large, the jetting capacity is strong, so that the baffle ring 19 is arranged at one end of the water seal sleeve 10 and is used for baffling most of energy, and can effectively protect the sealing ring 24, keeping the inside of the guide sleeve 20 at the other end of the sealing ring 24 dry and clean; be provided with gland 17 in the one end that touches water jacket 10 and be close to rear end cap 16, gland 17 one end is contradicted in 14 one end of water seal, the gland 17 outside is provided with adjusting bolt 18, adjusting bolt 18 threaded end passes rear end cap 16 and contradicts on gland 17, adjusting bolt 18 and rear end cap 16 threaded connection, it has a plurality of inlet openings 32 to open on the water shaft 30, water or thick liquid through inlet tube 12 flow through the inlet opening 32 of cage type spacer 15 and water shaft 30 during slip casting or water injection, thereby supply water or supply thick liquid for the rig construction time, water jacket 10 one side intercommunication has inlet tube 12, inlet opening 32 and inlet tube 12 position are corresponding with cage type spacer 15.

Further, the outer wall of the water jacket 10 is fixedly connected with a fixing plate 11, and the fixing plate 11 can be used for fixing the position of the water jacket 10 which is relatively static, so as to ensure that the position of a pipeline connected to the water inlet pipe 12 is stable.

Furthermore, a plurality of overflow holes 13 are formed in the water jacket 10, a plurality of annular arrays of overflow holes 13 are formed in the water jacket 10, after the water seal 14 is worn, the trickled water and slurry are discharged from the overflow holes 13, the plurality of annular arrays of overflow holes 13 are formed in the water jacket 10, and the overflow holes 13 are formed in one side, close to the guide sleeve 20, of the water jacket 10.

Further, a snap ring 22 and two bearings 23 are arranged in the guide sleeve 20, the snap ring 22 is arranged between the two bearings 23, and the guide sleeve 20 is rotatably connected with the water shaft 30 through the bearings 23.

Further, a nut 161 is fixedly connected to the outer side of the rear end cover 16, the threaded end of the adjusting bolt 18 penetrates through the nut 161 and the rear end cover 16 and is in threaded connection with the nut 161, and threads on the nut 161 and threads on the rear end cover 16 are in smooth transition and have the same thread parameters.

Further, a front end cover 21 is fixedly connected to an end of the guide sleeve 20 away from the water jacket 10, and the front end cover 21 is used for limiting displacement of the snap ring 22 and the two bearings 23.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", 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 simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present application, unless otherwise explicitly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be understood broadly, and may be, for example, fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; the term "connected" may refer to a direct connection, an indirect connection through an intermediate, a connection between two elements or an interaction relationship between two elements, and unless otherwise specifically defined, the term should be understood as having a specific meaning in the present application by those skilled in the art.

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-efficient slip casting of low loss connects which characterized in that: the water-sealed water jacket comprises a water jacket sleeve (10) and a water shaft (30), wherein one end of the water jacket sleeve (10) is fixedly connected with a guide sleeve (20) which is used for providing rotary guide for the water shaft (30), the other end of the water jacket sleeve (10) is fixedly connected with a rear end cover (16), one end of the water shaft (30) penetrates through the guide sleeve (20) to be inserted into the water jacket sleeve (10) and is rotatably connected with the water jacket sleeve (10), a sealing ring (24) is arranged in one end, close to the water jacket sleeve (10), of the guide sleeve (20), one end of the sealing ring (24) abuts against the end portion of the water jacket sleeve (10), a cage-shaped spacer sleeve (15) and two water seal pieces (14) are arranged in the water jacket sleeve (10), the cage-shaped spacer sleeve (15) is arranged between the water seal pieces (14), a plurality of connecting holes (151) are formed in the cage-shaped spacer sleeve (15), and a retaining ring (19) is arranged in one end, close to the guide sleeve (20), of the water jacket (10); it is provided with gland (17) in the one end that touches water jacket (10) and is close to rear end cap (16), gland (17) one end is contradicted in water seal spare (14) one end, the gland (17) outside is provided with adjusting bolt (18), adjusting bolt (18) screw thread end passes rear end cap (16) and contradicts on gland (17), adjusting bolt (18) and rear end cap (16) threaded connection, it has a plurality of inlet openings (32) to open on water shaft (30), water jacket (10) one side intercommunication has inlet tube (12), inlet opening (32) and inlet tube (12) position are corresponding with cage type spacer (15).

2. The slip casting joint of claim 1, wherein: the outer wall of the water seal sleeve (10) is fixedly connected with a fixing plate (11).

3. The slip casting joint of claim 1, wherein said slip casting joint is characterized by: a plurality of overflow holes (13) are formed in the water jacket (10), the plurality of overflow holes (13) are arranged on the water jacket (10) in an annular array mode, and the overflow holes (13) are arranged on one side, close to the guide sleeve (20), of the water jacket (10).

4. The slip casting joint of claim 1, wherein said slip casting joint is characterized by: be provided with snap ring (22) and two bearings (23) in uide bushing (20), snap ring (22) set up between two bearings (23), uide bushing (20) are connected through bearing (23) and water shaft (30) rotation.

5. The slip casting joint of claim 1, wherein: the outer side of the rear end cover (16) is fixedly connected with a nut (161), and the threaded end of the adjusting bolt (18) penetrates through the nut (161) and the rear end cover (16) and is in threaded connection with the nut (161).

6. The slip casting joint of claim 1, wherein: one end of the guide sleeve (20) far away from the water seal sleeve (10) is fixedly connected with a front end cover (21).