CN209943580U

CN209943580U - High-performance all-welded ball valve for heat supply pipeline

Info

Publication number: CN209943580U
Application number: CN201920782823.2U
Authority: CN
Inventors: 颜志汉; 王宝建
Original assignee: Good Valve Co Ltd
Current assignee: Good Valve Co Ltd
Priority date: 2019-05-28
Filing date: 2019-05-28
Publication date: 2020-01-14
Anticipated expiration: 2029-05-28

Abstract

The utility model discloses a heat supply pipeline is with high performance all-welded ball valve, be used for supporting the supporting seat of adjusting the cooperation seat including the valve body, the cooperation seat and the cooperation seat bottom that supply the valve body installation, the valve body includes that both sides communicate into the spheroid of even pipe of first even pipe in the valve body and the interior installation of second even pipe and valve body, curved pipe chamber and straight tube chamber in letting in the valve body have been seted up respectively to first even pipe and second even intraductal, the ball groove that supplies the spheroid installation is seted up at the center of valve body, curved pipe chamber communicates in the bottom of ball groove, straight tube chamber communicates in the right side of ball groove, the right angle circulation way has been seted up in the spheroid, and the spheroid all installs the disk seat towards one side of curved pipe chamber and straight tube chamber, the spheroidal top has covered a set of spacing spheroidal valve gap, the bottom structure of valve gap is the arc wall of adaptation spheroid. This heat supply high performance all-welded ball valve for pipeline, rational in infrastructure and easily installation and use have higher practical value.

Description

High-performance all-welded ball valve for heat supply pipeline

Technical Field

The utility model belongs to the technical field of the ball valve, concretely relates to heat supply pipeline is with high performance all-welded ball valve.

Background

The ball valve, the opening and closing piece (ball) is driven by the valve rod and rotates around the axis of the ball valve. The hard seal V-shaped ball valve can also be used for regulating and controlling fluid, wherein a V-shaped ball core of the hard seal V-shaped ball valve and a metal valve seat of the build-up welding hard alloy have strong shearing force, and the hard seal V-shaped ball valve is particularly suitable for media containing fibers, tiny solid particles and the like.

The height that current ball valve need step up bottom in order to adapt to the connecting tube when welding, and the weldment work of being convenient for is not convenient for adjust, and the suitability is poor, and the ball valve adopts side flange joint to carry out inside spheroidal sealed, easily causes the weeping.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a heat supply pipeline is with high performance all-welded ball valve to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a high-performance all-welded ball valve for a heat supply pipeline comprises a valve body, a matching seat for installing the valve body and a supporting seat, wherein the bottom end of the matching seat is used for supporting and adjusting the matching seat;

the first connecting pipe and the second connecting pipe are respectively provided with a bent pipe cavity and a straight pipe cavity which are led into the valve body, the center of the valve body is provided with a ball groove for mounting the ball body, the bent pipe cavity is communicated with the bottom end of the ball groove, the straight pipe cavity is communicated with the right side of the ball groove, a right-angle flow passage is formed in the ball body, and valve seats are mounted on one side of the ball body, facing the bent pipe cavity and the straight pipe cavity;

the top end of the ball body is covered with a group of valve covers for limiting the ball body, the bottom end of each valve cover is constructed into an arc-shaped groove matched with the outer edge surface of the ball body, the top end of the ball body is provided with annular grooves for mounting a plurality of groups of antifriction rollers, and the annular grooves matched with the antifriction rollers are matched in the arc-shaped grooves matched with the ball body on the valve covers;

the upper end face of the matching seat is provided with a mounting groove for mounting the valve body, the two sides of the matching seat are provided with lugs for movably matching the threaded shaft rod, and the bottom end of the threaded shaft rod is connected into the upper end face of the supporting seat.

Preferably, a bearing matching groove for installing the roller bearing is formed in the center of the bump, a group of roller bearings is installed on two sides of the bearing matching groove, and the bottom end of the threaded shaft rod is connected into the supporting seat after being matched with the roller bearing.

Preferably, the top end of the sphere is provided with a group of valve rods, the axes of the valve rods are perpendicular to the axis of the second connecting pipe and extend out of the valve cover, and the top ends of the valve rods are matched with the group of handles.

Preferably, the upper end face of the supporting seat is provided with a groove which divides the supporting seat into two parts, and the top ends of the two sides of the supporting seat are both provided with a thread matching hole for the thread of the threaded shaft rod to be connected in.

Preferably, a plurality of groups of limiting bolts are installed on the periphery of the valve cover and are connected into the valve body.

The utility model discloses a technological effect and advantage: the high-performance all-welded ball valve for the heat supply pipeline is characterized in that a valve cover is arranged at the top end of a ball body, and an anti-friction roller is additionally arranged between the valve cover and the ball body to realize the stability of the ball body in rotation; compared with the traditional side valve cover, the top valve cover has the advantage of effective leakage prevention; the ball groove in the valve body is communicated with the bent pipe cavity and the straight pipe cavity for liquid drainage, and the bent pipe cavity is downward to avoid the valve cover so as to further prevent liquid leakage; the valve body bottom installation cooperation seat, and the cooperation seat is adjusted by the supporting seat of bottom and is supported, realizes altitude mixture control under the rotation of screw thread axostylus axostyle, and the valve body of being convenient for adapts to the adjustment when connecting tube welds, and this heat supply high performance all-welded ball valve for pipeline, rational in infrastructure and easily install and use have higher practical value.

Drawings

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

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

fig. 3 is a schematic view of the detachable connection between the mating seat and the supporting seat of the present invention.

In the figure: the valve comprises a valve body 1, a matching seat 2, a mounting groove 201, a convex block 202, a first connecting pipe 3, a bent pipe 301, a second connecting pipe 4, a straight pipe 401, a sphere 5, a right-angle flow passage 501, a valve seat 502, a valve rod 6, a handle 601, a valve cover 7, an antifriction roller 701, a limit bolt 702, a roller bearing 8, a bearing matching groove 801, a threaded shaft 9, a threaded matching hole 901 and a supporting seat 10.

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.

The utility model provides a high-performance all-welded ball valve for a heat supply pipeline, as shown in figures 1-3, which comprises a valve body 1, a matching seat 2 for installing the valve body 1 and a supporting seat 10 at the bottom end of the matching seat 2 for supporting and adjusting the matching seat 2, wherein the valve body 1 comprises a first connecting pipe 3 and a second connecting pipe 4 which are connected with the two sides of the valve body 1 and a ball body 5 arranged in the valve body 1;

the first connecting pipe 3 and the second connecting pipe 4 are respectively provided with an elbow pipe cavity 301 and a straight pipe cavity 401 which are communicated into the valve body 1, the center of the valve body 1 is provided with a ball groove for installing a ball body 5, the elbow pipe cavity 301 is communicated with the bottom end of the ball groove, the straight pipe cavity 401 is communicated with the right side of the ball groove, the ball body 5 is internally provided with a right-angle flow passage 501, and one side of the ball body 5 facing the elbow pipe cavity 301 and the straight pipe cavity 401 is provided with a valve seat 502;

the top end of the sphere 5 is covered with a group of valve covers 7 for limiting the sphere 5, the bottom end of each valve cover 7 is constructed into an arc-shaped groove matched with the outer edge surface of the sphere 5, the top end of the sphere 5 is provided with an annular groove for mounting a plurality of groups of antifriction rollers 701, the annular groove matched with the antifriction rollers 701 is matched in the arc-shaped groove matched with the sphere 5 on each valve cover 7, the valve cover 7 is arranged at the top end of the sphere 5, the antifriction rollers 702 additionally arranged between the valve covers 7 and the sphere 5 realize the stability of the sphere 5 in rotation, and the arrangement of the top valve cover 7 has the advantage of effective leakage prevention compared with the traditional side flange connection;

the upper end surface of the matching seat 2 is provided with a mounting groove 201 for mounting the valve body 1, two sides of the matching seat 2 are provided with a lug 202 for movably matching the threaded shaft rod 9, and the bottom end of the threaded shaft rod 9 is connected to the upper end surface of the supporting seat 10.

Specifically, bearing cooperation groove 801 that supplies roller bearing 8 to install is seted up at the center of lug 202, and roller bearing 8 all installs a set ofly in the both sides of bearing cooperation groove 801, its bottom access supporting seat 10 after the cooperation of threaded shaft pole 9 and roller bearing 8 in, 1 bottom installation cooperation seat 2 of valve body, and cooperation seat 2 is adjusted by the supporting seat 10 of bottom and is supported, realizes the regulation of cooperation seat 2 height at the rotation of threaded shaft pole 9 to realize the regulation of 1 height of valve body, be convenient for carry on the welding of the first connecting pipe 3 in 1 both sides of valve body and second connecting pipe 4 and heat supply pipeline, the pipeline adopts welded structure, can not have phenomenons such as outside leakage, and the security performance is higher.

Specifically, the top end of the sphere 5 is provided with a group of valve rods 6, the axes of which are perpendicular to the axis of the second connecting pipe 4 and pass through the valve cover 7, the top ends of the valve rods 6 are matched with a group of handles 601, and when the handles are turned, the right-angle flow channels 501 in the sphere 5 are turned together, so that the opening and the closing are realized.

Specifically, the upper end face of the support seat 10 is provided with a groove which divides the support seat 10 into two parts, the top ends of the two sides of the support seat 10 are both provided with a thread matching hole 901 for the thread connection of the threaded shaft rod 9 in the middle, and the thread matching hole 901 is in meshing transmission with the threaded shaft rod 9.

Specifically, a plurality of groups of limiting bolts 702 are installed on the periphery of the valve cover 7, the limiting bolts 702 are connected into the valve body 1, the limiting bolts 702 are used for preliminarily limiting the valve cover 7, and secondary welding fixation can be performed between the edge of the valve cover 7 and the valve body 1 during specific implementation.

Specifically, this heat supply pipeline is with high performance all-welded ball valve, before installing, need earlier install the position bottom erection bracing seat 10 of valve body 1 in needs, and install valve body 1 on the cooperation seat 2 of installation of supporting seat 10 top, make valve body 1 spacing in the mounting groove 201 of cooperation seat 2, only need the screw shaft pole 9 of the 2 both sides of rotary adjustment cooperation seat this moment, its bottom meshes the transmission with the screw-thread matching hole 901 of supporting seat 10 when screw shaft pole 9 is rotatory, realize the regulation of cooperation seat 2 height, in order to realize the regulation of valve body 1 height, be convenient for carry out the welding of the first connecting pipe 3 of valve body 1 both sides and second connecting pipe 4 and heat supply pipeline, the pipeline adopts welded structure, can not have phenomenons such as outside leakage, the security performance is higher, this heat supply pipeline is with high performance all-welded ball valve, rational in infrastructure and easily install and use, higher practical value has.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. A high-performance all-welded ball valve for a heat supply pipeline comprises a valve body (1), a matching seat (2) for installing the valve body (1) and a supporting seat (10) at the bottom end of the matching seat (2) for supporting and adjusting the matching seat (2), wherein the valve body (1) comprises a first connecting pipe (3) and a second connecting pipe (4) which are connected with the two sides of the valve body (1) and a ball body (5) installed in the valve body (1);

the method is characterized in that: a bent pipe cavity (301) and a straight pipe cavity (401) which are communicated into the valve body (1) are respectively formed in the first connecting pipe (3) and the second connecting pipe (4), a ball groove for installing a ball body (5) is formed in the center of the valve body (1), the bent pipe cavity (301) is communicated with the bottom end of the ball groove, the straight pipe cavity (401) is communicated with the right side of the ball groove, a right-angle flow passage (501) is formed in the ball body (5), and valve seats (502) are respectively installed on one side, facing the bent pipe cavity (301) and one side, facing the straight pipe cavity (401), of the ball body (5);

the top end of the sphere (5) is covered with a valve cover (7) of a group of limiting spheres (5), the bottom end of the valve cover (7) is constructed into an arc-shaped groove matched with the outer edge surface of the sphere (5), the top end of the sphere (5) is provided with annular grooves for mounting a plurality of groups of antifriction rollers (701), and annular grooves matched with the antifriction rollers (701) are matched in the arc-shaped groove matched with the sphere (5) on the valve cover (7);

the upper end face of the matching seat (2) is provided with a mounting groove (201) for mounting the valve body (1), protruding blocks (202) for movably matching the threaded shaft rod (9) are constructed on two sides of the matching seat (2), and the bottom end of the threaded shaft rod (9) is connected to the upper end face of the supporting seat (10).

2. The high-performance all-welded ball valve for the heat supply pipeline according to claim 1, characterized in that: bearing cooperation groove (801) that supplies roller bearing (8) to install are seted up at the center of lug (202), and roller bearing (8) all install a set ofly in the both sides of bearing cooperation groove (801), its bottom access supporting seat (10) after screw shaft pole (9) and roller bearing (8) cooperation.

3. The high-performance all-welded ball valve for the heat supply pipeline according to claim 1, characterized in that: the top end of the sphere (5) is provided with a group of valve rods (6) which are perpendicular to the axis of the second connecting pipe (4) and lead out of the valve cover (7), and the top ends of the valve rods (6) are matched with a group of handles (601).

4. The high-performance all-welded ball valve for the heat supply pipeline according to claim 2, characterized in that: the upper end face of the supporting seat (10) is provided with a groove which divides the supporting seat (10) into two parts, and the top ends of the two sides of the supporting seat (10) are both provided with a thread matching hole (901) which is used for the thread connection of the threaded shaft rod (9) in the middle.

5. The high-performance all-welded ball valve for the heat supply pipeline according to claim 3, characterized in that: a plurality of groups of limiting bolts (702) are installed on the periphery of the valve cover (7), and the limiting bolts (702) are connected into the valve body (1).