CN216519946U

CN216519946U - Novel ball bearing rising stem gate valve support

Info

Publication number: CN216519946U
Application number: CN202122186818.5U
Authority: CN
Inventors: 洪炳昆
Original assignee: Fujian Chunjiang Fire Protection Co ltd
Current assignee: Fujian Chunjiang Fire Protection Co ltd
Priority date: 2021-09-10
Filing date: 2021-09-10
Publication date: 2022-05-13
Anticipated expiration: 2031-09-10

Abstract

The utility model discloses a novel ball bearing rising stem gate valve bracket which structurally comprises a ball bearing, a rotating shaft, a connecting screw rod, a side bracket and a base, the ball bearing is rotationally connected with the rotating shaft, the upper end of the rotating shaft is fixedly connected with the connecting screw rod, the left side and the right side of the ball support bearing are fixedly connected with the side bracket, the novel ball bearing sensitive gate valve bracket improves the situation that the valve is still opened and closed by adopting a friction mode in the actual use process and the friction force is very large during opening and closing and the use is inconvenient by arranging the metal balls, the friction force is reduced when the rotating shaft rotates through the matching of the ball bearing supporting groove, the metal ball and the rotating shaft connecting piece, therefore, the valve can be opened and closed in a labor-saving manner, the valve can be easily operated by one hand, and the working efficiency and the working convenience are improved.

Description

Novel ball bearing rising stem gate valve support

Technical Field

The utility model relates to the field of fire fighting equipment, in particular to a novel ball bearing rising stem gate valve support.

Background

Currently, chinese patent No.: CN202020266990.4 discloses split type gate valve support, which comprises a top plate, first recess has been seted up to the upper surface of roof, first fixed orifices has all been seted up to the upper end four corners position department of roof, the second recess has all been seted up to the upper end of every first fixed orifices, equal fixedly connected with a plurality of strengthening rib in every second recess, the equal fixedly connected with connecting plate in bottom both sides of roof, the equal fixedly connected with bottom plate in bottom of every connecting plate, the second fixed orifices has all been seted up to the both sides of every bottom plate, the equal fixedly connected with additional strengthening of lower surface both sides of roof. According to the utility model, the smooth layer is connected to the upper surface of the top plate, the first groove is formed in the upper surface of the top plate, the contact area between the top plate and the hand wheel is reduced by the smooth layer and the first groove, the position of the external connecting hand wheel is limited by the first limiting block and the second limiting block, the connecting hand wheel is conveniently aligned with the top plate, and the connecting hand wheel is conveniently and quickly aligned with the bracket. However, the prior art still has the problems that the valve is opened and closed by adopting a friction mode in the actual use process, and the friction force is very large during opening and closing, so that the use is inconvenient.

SUMMERY OF THE UTILITY MODEL

Therefore, aiming at the problems, the utility model provides a novel support of a ball bearing rising stem gate valve, which solves the technical problems that the valve is opened and closed in a friction mode in the actual use process in the prior art, and the friction force is very large during opening and closing, so that the use is inconvenient.

In order to achieve the purpose, the utility model adopts the following technical scheme: a novel ball bearing rising stem gate valve support structurally comprises a ball support bearing, a rotating shaft, a connecting screw rod, a side support and a base, wherein the ball support bearing is rotatably connected with the rotating shaft, the upper end of the rotating shaft is fixedly connected with the connecting screw rod, the left side and the right side of the ball support bearing are fixedly connected with the side support, the bottom of the side support is fixedly connected with the base, the ball support bearing comprises a bearing shell, a ball input port, a ball support groove, a metal ball, a rotating shaft connecting piece, a positioning ring, an internal rotating shaft and a sealing ring, the side surface of the bearing shell is provided with the ball input port, the inside of the bearing shell is provided with the ball support groove, the ball support groove is clamped with the metal ball, the other side of the metal ball is clamped with the rotating shaft connecting piece, and the rotating shaft connecting piece is fixedly connected with the internal rotating shaft, the upper and lower locating rings of the rotating shaft connecting piece are clamped, and the top of the locating ring arranged on the upper part is provided with a sealing ring for sealing.

Furthermore, the inside of the ball input port is provided with threads, and the ball input port is sealed through a bolt.

Further, the cross section of the ball bearing groove is of a semicircular structure.

Furthermore, one side of the rotating shaft connecting piece, which is in contact with the ball, is of a semicircular structure, and the rotating shaft connecting piece is made of plastic materials or metal materials.

Further, the opposite side of the rotating shaft connecting piece contacted with the ball is of a plane structure in the vertical direction, and the plane is attached to the inner rotating shaft.

Furthermore, the diameter of the metal ball is 5-10 mm.

Furthermore, lubricating oil is filled between the metal ball and the ball bearing groove and between the metal ball and the rotating shaft connecting piece.

Furthermore, the diameters of the ball bearing groove and the rotating shaft connecting piece are 0.1-0.5mm larger than the diameter of the metal ball.

By adopting the technical scheme, the utility model has the beneficial effects that: this novel sensitive gate valve support of ball bearing has improved prior art still to have the mode that adopts friction to open and close the valve at the in-service use in-process through setting up metal ball, frictional force very greatly uses inconvenient condition when opening and closing, support the recess through the ball, metal ball, the cooperation of pivot connecting piece, frictional force when making the axis of rotation rotate diminishes, thereby it becomes very laborsaving to make to open and close the valve, operation valve that one hand also can be easily, the convenience of work efficiency and work has been improved.

Drawings

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

fig. 2 is a schematic sectional view of a rotating shaft according to the present invention.

In the figure: 1. a ball support bearing; 2. a rotating shaft; 3. connecting a screw rod; 4. a side bracket; 5. a base; 11. a bearing housing; 12. a ball input port; 13. a ball support groove; 14. a metal ball; 15. a rotating shaft connecting piece; 16. a positioning ring; 17. an inner rotating shaft; 18. and (4) a sealing ring.

Detailed Description

The utility model will now be further described with reference to the accompanying drawings and detailed description.

Referring to fig. 1-2, the present embodiment provides a novel ball bearing rising stem gate valve support, which structurally includes a ball bearing 1, a rotating shaft 2, a connecting screw rod 3, a side support 4, and a base 5, wherein the ball bearing 1 is rotatably connected to the rotating shaft 2, the rotating shaft 2 has an upper end fixedly connected to the connecting screw rod 3, the left and right sides of the ball bearing 1 are fixedly connected to the side support 4, the bottom of the side support 4 is fixedly connected to the base 5, the ball bearing 1 includes a bearing housing 11, a ball input port 12, a ball support groove 13, a metal ball 14, a rotating shaft connector 15, a positioning ring 16, an internal rotating shaft 17, and a sealing ring 18, the ball input port 12 is disposed on the side of the bearing housing 11, the ball support groove 13 is disposed inside the bearing housing 11, and the ball support groove 13 is engaged with the metal ball 14, the other side of metal ball 14 and pivot connecting piece 15 card are put, pivot connecting piece 15 and inside axis of rotation 17 fixed connection, the upper and lower holding ring 16 with the upper and lower of pivot connecting piece 15 forms the card and puts, locates upper portion the top of holding ring 16 sets up and is used for sealed sealing ring 18.

The ball input port 12 is internally provided with threads, and the ball input port 12 is sealed by a bolt.

The cross section of the ball support groove 13 is a semicircular structure.

The side of the rotating shaft connecting piece 15 contacting the ball is of a semicircular structure, and the rotating shaft connecting piece 15 is made of plastic materials or metal materials.

The opposite side of the shaft connector 15 to the ball is a plane structure in the vertical direction, and the plane is attached to the inner rotating shaft 17.

The diameter of the metal ball 14 is 5-10 mm.

And lubricating oil is filled among the metal ball 14, the ball support groove 13 and the rotating shaft connecting piece 15.

The diameters of the ball bearing grooves 13 and the rotating shaft connecting piece 15 are 0.1-0.5mm larger than the diameter of the metal ball 14.

This novel sensitive gate valve support of ball bearing has improved prior art still to have the mode that adopts friction to open and close the valve at the in-service use in-process through setting up metal ball 14, frictional force very greatly uses inconvenient condition when opening and closing, support recess 13 through the ball, metal ball 14, the cooperation of pivot connecting piece 15, frictional force when making axis of rotation 2 rotate diminishes, thereby it becomes very laborsaving to make to open and close the valve, the operation valve that a hand also can be easily, the convenience of work efficiency and work has been improved.

While there have been shown and described what are at present considered the fundamental principles and essential features of the utility model and its advantages, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a novel ball bearing rising stem gate valve support which characterized in that: the structure of the device comprises a ball supporting bearing, a rotating shaft, a connecting screw rod, a side bracket and a base, wherein the ball supporting bearing is rotationally connected with the rotating shaft, the upper end of the rotating shaft is fixedly connected with the connecting screw rod, the left side and the right side of the ball supporting bearing are fixedly connected with the side bracket, the bottom of the side bracket is fixedly connected with the base, the ball supporting bearing comprises a bearing shell, a ball input port, a ball supporting groove, a metal ball, a rotating shaft connecting piece, a positioning ring, an internal rotating shaft and a sealing ring, the ball input port is arranged on the side surface of the bearing shell, the ball supporting groove is arranged in the bearing shell, the ball supporting groove is clamped with the metal ball, the other side of the metal ball is clamped with the rotating shaft connecting piece, the rotating shaft connecting piece is fixedly connected with the internal rotating shaft, the upper part and the lower part of the rotating shaft connecting piece are clamped with the upper positioning ring and the lower positioning ring, and a sealing ring for sealing is arranged at the top of the positioning ring arranged at the upper part.

2. The novel ball bearing rising stem gate valve support of claim 1, characterized in that: the ball input port is internally provided with threads and is sealed through a bolt.

3. The novel ball bearing rising stem gate valve support of claim 1, characterized in that: the cross section of the ball bearing groove is of a semicircular structure.

4. The novel ball bearing rising stem gate valve support of claim 1, characterized in that: the one side that pivot connecting piece and ball contacted is semi-circular structure, the pivot connecting piece is plastics material or metal material.

5. The novel ball bearing rising stem gate valve support of claim 1, characterized in that: the opposite side of the rotating shaft connecting piece contacted with the ball is of a plane structure in the vertical direction, and the plane is attached to the inner rotating shaft.

6. The novel ball bearing rising stem gate valve support of claim 1, characterized in that: the diameter of the metal ball is 5-10 mm.

7. The novel ball bearing rising stem gate valve support of claim 1, characterized in that: lubricating oil is filled between the metal ball and the ball bearing groove and between the metal ball and the rotating shaft connecting piece.

8. The novel ball bearing rising stem gate valve support of claim 1, characterized in that: the diameters of the ball bearing grooves and the rotating shaft connecting piece are 0.1-0.5mm larger than the diameter of the metal ball.