CN210484605U

CN210484605U - Steel dam gate bottom shaft wall-penetrating sealing device

Info

Publication number: CN210484605U
Application number: CN201921643889.XU
Authority: CN
Inventors: 张道才
Original assignee: Yangzhou Zhongda Water Conservation And Machine & Electronic Equipment Manufacture Co ltd
Current assignee: Yangzhou Zhongda Water Conservation And Machine & Electronic Equipment Manufacture Co ltd
Priority date: 2019-09-29
Filing date: 2019-09-29
Publication date: 2020-05-08
Anticipated expiration: 2029-09-29

Abstract

The utility model discloses a wall sealing device is worn to steel dam gate bottom shaft, including bottom shaft and wall body, the bottom shaft inlays to be established in the inside of wall body, and the one-third position department fixedly connected with limit seal circle of wall body, limit seal circle's horizontal end both sides are provided with first sealing ring and second sealing ring respectively, and first sealing ring and second sealing ring all with the bottom shaft between threaded connection. The utility model discloses in, inlay fixed connection's solid fixed ring on the spacing sealing washer and establish in the wall body, with at first threaded connection nut cover on the bottom shaft, and the gasket is established to the cover on the bottom shaft, keep away from the first sealing ring of one side threaded connection of nut cover at the gasket, accomplish the installation back, peg graft into the spacing sealing washer with the bottom shaft, thereby laminate between vertical end one side of first sealing ring and the spacing sealing washer, binding face cross-section is L shape structure between first sealing ring and the spacing sealing washer, the surface area between the binding face has been increased, thereby the effect of cutting water has been increased.

Description

Steel dam gate bottom shaft wall-penetrating sealing device

Technical Field

The utility model relates to a hydraulic electromechanical device field especially relates to steel dam gate bottom shaft through-wall sealing device.

Background

The steel dam academic name is bottom shaft drive flap gate, and bottom shaft drive flap gate is one kind can realize two-way manger plate, nimble open and close, the stepless adjustable of gate aperture, convenient dispatch, engineering are hidden, do not hinder flood prevention and navigation, improve the novel gate of river course view.

When the existing steel dam gate is spliced with surrounding walls, part of the existing steel dam gate is spliced in a direct splicing mode, single-stage water interception operation is carried out through a bearing mechanism, and due to the fact that the water interception area is limited, certain water leakage possibility exists between a bottom shaft and the walls, and the water interception capacity is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the bottom shaft wall-penetrating sealing device of the steel dam gate is provided for solving the problems that the existing part of the steel dam gate adopts single-stage water-intercepting operation, so that the water-intercepting capacity is limited and the water-intercepting effect is poor.

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

the utility model provides a wall sealing device is worn to steel dam gate bottom shaft, includes bottom shaft and wall body, the bottom shaft inlays and establishes in the inside of wall body, and the one-third position department fixedly connected with limit seal circle of wall body, limit seal circle's horizontal end both sides are provided with first sealing ring and second sealing ring respectively, and first sealing ring and second sealing ring all with the bottom shaft between threaded connection, the equal threaded connection in one side that limit seal circle was kept away from to first sealing ring and second sealing ring has nut cover, the end socket cover of bottom shaft is equipped with the bearing.

As a further description of the above technical solution:

the outer wall of the limiting sealing ring is welded with a fixing ring, and the fixing ring is embedded in the wall.

As a further description of the above technical solution:

and second thread grooves are formed at two ends of the bottom shaft.

As a further description of the above technical solution:

the side view surfaces of the first sealing ring and the second sealing ring are both in T-shaped structures, first thread grooves are formed in the first sealing ring and the second sealing ring, and the first thread grooves and the second thread grooves are matched for use.

As a further description of the above technical solution:

and gaskets are arranged between the nut sleeve and the first sealing ring and between the nut sleeve and the second sealing ring, and the gaskets are sleeved with the bottom shaft.

As a further description of the above technical solution:

and the bearing is fixedly connected with the wall body.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, inlay fixed connection's solid fixed ring on the spacing sealing washer and establish in the wall body, thereby position to spacing sealing washer is restricted, with at first threaded connection nut cover on the bottom shaft, and the gasket is established to the cover on the bottom shaft, keep away from the first sealing ring of one side threaded connection of nut cover at the gasket, accomplish the installation back, in pegging graft into spacing sealing washer with the bottom shaft, thereby laminate between the vertical end one side of first sealing ring and the spacing sealing washer, binding face cross-section is L shape structure between first sealing ring and the spacing sealing washer, the surface area between the binding face has been increased, thereby the water-stop effect has been increased.

2. In the utility model, the other side of the limit sealing ring is connected with the second sealing ring by screw thread, and the vertical end surface of the second sealing ring is jointed with the limit sealing ring, a gasket and a nut sleeve are installed at one time at one side of the second sealing ring far away from the limit sealing ring, the two sealing rings are in interference fit with the limit sealing ring by the action of the first thread groove and the second thread groove, and the stability of the structure is kept by the action of the two nut sleeves, because the side view surfaces of the first sealing ring and the second sealing ring are both in L-shaped structures, the side with larger diameter is jointed with the wall body to carry out preliminary water interception, the shape joint surface between the first sealing ring and the limit sealing ring carries out the second water interception operation, the shape joint surface between the limit sealing ring and the second sealing ring carries out the third water interception operation, the fourth water interception operation is carried out between the side with larger diameter of the second sealing ring and the wall body, thereby improving the water interception performance of the sealing device.

Drawings

FIG. 1 is a front view of a bottom shaft wall-penetrating sealing device of a steel dam gate of the present invention;

FIG. 2 is a longitudinal section of the sealing device for the bottom shaft of the steel dam gate through the wall provided by the utility model;

fig. 3 is a cross-sectional view of the through-wall sealing device a-a of the bottom shaft of the steel dam gate of the present invention.

Illustration of the drawings:

1. a bottom shaft; 2. a first seal ring; 3. a second seal ring; 4. a limit sealing ring; 5. a fixing ring; 6. a wall body; 7. a gasket; 8. a nut sleeve; 9. a first thread groove; 10. a second thread groove; 11. and a bearing.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a bottom shaft through-wall sealing device of a steel dam gate comprises a bottom shaft 1 and a wall body 6, wherein the bottom shaft 1 is embedded in the wall body 6, a limiting sealing ring 4 is fixedly connected to one third position of the wall body 6, a first sealing ring 2 and a second sealing ring 3 are respectively arranged on two sides of the horizontal end of the limiting sealing ring 4, a mounting hole is formed in the wall body 6, the positions of the mounting hole on two sides of the limiting sealing ring 4 are attached to the outer walls of the two sealing rings, the diameter of the mounting hole is smaller than the outside diameters of the two sealing rings, the first sealing ring 2 and the second sealing ring 3 are in threaded connection with the bottom shaft 1, one sides of the first sealing ring 2 and the second sealing ring 3, which are far away from the limiting sealing ring 4, are in threaded connection with nut sleeves 8, the sealing rings in threaded connection have better water intercepting performance, the nut sleeves 8 are used for limiting the positions of the, the contact between the sealing ring and the limiting sealing ring 4 is weakened, a bearing 11 is sleeved at the end of the bottom shaft 1, the bearing 11 is fixedly connected with the wall body 6, and the bearing 11 is axially positioned at the center of the limiting sealing ring 4.

Specifically, as shown in fig. 1 to 3, a fixing ring 5 is welded on the outer wall of the limit sealing ring 4, the fixing ring 5 is embedded inside the wall body 6, and the section of the fixing ring 5 is of a T-shaped structure and is built inside the wall body 6, so that the position stability of the limit sealing ring 4 is maintained.

Specifically, as shown in fig. 1-3, second thread groove 10 has all been seted up at the both ends of bottom shaft 1, first sealing ring 2 and the 3 side sight of second sealing ring all are T shape structure, two sealing rings all inlay the inside of locating spacing sealing washer 4, increase the area of contact between sealing ring and the spacing sealing washer 4, promote the ability of cutting water, and first thread groove 9 has all been seted up to the inside of first sealing ring 2 and second sealing ring 3, and cooperate the use between first thread groove 9 and the second thread groove 10, all be provided with gasket 7 between nut cover 8 and first sealing ring 2 and the second sealing ring 3, and gasket 7 cup joints with bottom shaft 1.

The working principle is as follows: when the device is used, in the process of building a wall body 6, the limit sealing ring 4 is kept to be arranged vertically, the fixing ring 5 fixedly connected with the limit sealing ring 4 is embedded in the wall body 6, so that the position of the limit sealing ring 4 is limited, the bottom shaft 1 is firstly in threaded connection with the nut sleeve 8, the bottom shaft 1 is sleeved with the gasket 7, one side, far away from the nut sleeve 8, of the gasket 7 is in threaded connection with the first sealing ring 2, after the device is installed, the bottom shaft 1 is inserted into the limit sealing ring 4, so that one side of the vertical end of the first sealing ring 2 is attached to the limit sealing ring 4, the section of the attachment surface between the first sealing ring 2 and the limit sealing ring 4 is of an L-shaped structure, the surface area between the attachment surfaces is increased, and the water intercepting effect is increased; the other side of the limit sealing ring 4 is in threaded connection with a second sealing ring 3, the vertical end face of the second sealing ring 3 is attached to the limit sealing ring 4, a gasket 7 and a nut sleeve 8 are installed on one side, far away from the limit sealing ring 4, of the second sealing ring 3, the two sealing rings are in interference fit with the limit sealing ring 4 under the action of a first thread groove 9 and a second thread groove 10, the stability of the structure of the sealing rings is kept under the action of the two nut sleeves 8, because the side view surfaces of the first sealing ring 2 and the second sealing ring 3 are both in an L-shaped structure, the side with the larger diameter is attached to the wall body 6 to carry out preliminary water interception, the L-shaped attachment surface between the first sealing ring 2 and the limit sealing ring 4 carries out second water interception operation, the L-shaped attachment surface between the limit sealing ring 4 and the second sealing ring 3 carries out third water interception operation, the side with the larger diameter of the second sealing ring 3 carries out fourth water interception operation with the wall body, with this promotion sealing device's cut water performance, the bearing 11 is established to the outside cover of end axle 1, and fixed connection between bearing 11 and the wall body 6 through the effect of bearing 11, stabilizes end axle 1 in the inside position of limit seal 4 to guaranteed that each part atress of limit seal 4 is even difficult for taking place deformation, thereby the condition of leaking appears, hoisting device's practicality.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a steel dam gate bottom shaft through-wall sealing device, includes bottom shaft (1) and wall body (6), its characterized in that, bottom shaft (1) inlays the inside of establishing at wall body (6), and the one-third position fixedly connected with limit seal (4) of wall body (6), the horizontal end both sides of limit seal (4) are provided with first sealing ring (2) and second sealing ring (3) respectively, and first sealing ring (2) and second sealing ring (3) all with bottom shaft (1) between threaded connection, the equal threaded connection in one side of keeping away from limit seal (4) of first sealing ring (2) and second sealing ring (3) has nut cover (8), the end headgear of bottom shaft (1) is equipped with bearing (11).

2. The steel dam gate bottom shaft through-wall sealing device according to claim 1, wherein a fixing ring (5) is welded on the outer wall of the limiting sealing ring (4), and the fixing ring (5) is embedded in the wall body (6).

3. The bottom shaft wall-penetrating sealing device of the steel dam gate according to claim 1, wherein both ends of the bottom shaft (1) are provided with second thread grooves (10).

4. The bottom shaft wall-penetrating sealing device of the steel dam gate according to claim 3, wherein the side view surfaces of the first sealing ring (2) and the second sealing ring (3) are both in a T-shaped structure, a first thread groove (9) is formed in each of the first sealing ring (2) and the second sealing ring (3), and the first thread groove (9) and the second thread groove (10) are matched for use.

5. The steel dam gate bottom shaft through-wall sealing device according to claim 1, characterized in that a gasket (7) is arranged between the nut sleeve (8) and the first sealing ring (2) and the second sealing ring (3), and the gasket (7) is sleeved with the bottom shaft (1).

6. The bottom shaft wall-penetrating sealing device of the steel dam gate according to claim 1, characterized in that the bearing (11) is fixedly connected with the wall body (6).