CN209164663U - A kind of brass check-valves - Google Patents

Abstract

The utility model relates to a kind of brass check-valves, including valve body, fixed block is equipped in the valve body, the fixed block is equipped with semi-spherical grooves, spherical rotating member is equipped in the semi-spherical grooves, the spherical shape rotating member includes central shaft rod and hemispherical plate, the hemispherical plate uniform ring is set around on the outside of central shaft rod, the central shaft rod both ends are equipped with groove, and the groove is set on valve interior wall, the groove inner wall is flexibly connected central shaft rod by bearing, the valve body side is equipped with non return part, and semi-spherical grooves are protruded into through valve body in described non return part one end, the non return part includes rotating block, threaded rod, movable plate, rotatable lamella, the rotating block is fixedly connected with threaded rod, and the rotating block is set to valve body side, the threaded rod connects movable plate by bearing, the brass check valve structure is simple, design is reasonable, for ease of maintenaince with replacement Component, and can adjust and different effects is presented, convenient for the use of people.

Description

A kind of brass check-valves

Technical field

The utility model relates to a kind of brass check-valves, belong to valve arrangement technical field.

Background technique

Check-valves refers to opening and closing element for round flap and by own wt and pressure medium generation movement to block medium to fall A kind of valve of stream belongs to automatic valve class, also known as non-return valve, check valve, return valve or isolating valve, for preventing the reflux of liquid, Existing check valve structure is more complicated, not easy to repair and replacement component.

Utility model content

The technical problems to be solved in the utility model overcomes existing defect, provides a kind of brass check-valves, passes through setting Spherical rotating member can make liquid by the valve in rotation, can be blocked when controlling spherical rotating member and stopping operating, Liquid reflux is prevented, by the way that non return part is arranged, is one-directionally rotated for controlling spherical rotating member, liquid reflux is prevented with this, and The flowing for not influencing liquid connects the thread pore structure on valve body by setting threaded rod, the position of non return part is controlled, to make Liquid with one-way flow or can cannot flow through valve, improve the convenience and versatility used, be conducive to different situations Under use.

To achieve the above object, the utility model provides the following technical solutions:

A kind of brass check-valves, including valve body, the valve body is interior to be equipped with fixed block, and the fixed block is equipped with hemispherical Slot, the semi-spherical grooves are interior to be equipped with spherical rotating member, and the spherical shape rotating member includes central shaft rod and hemispherical plate, the hemispherical Plate uniform ring is set around on the outside of central shaft rod, and the central shaft rod both ends are equipped with groove, and the groove is set on valve interior wall, described Groove inner wall is flexibly connected central shaft rod by bearing, and the valve body side is equipped with non return part, and valve is run through in described non return part one end Body protrudes into semi-spherical grooves, and the non return part includes rotating block, threaded rod, movable plate, rotatable lamella, and the rotating block is fixedly connected with spiral shell Rasp bar, and the rotating block is set to valve body side, the threaded rod connects movable plate by bearing, and described movable plate one end passes through Shaft connects rotatable lamella.

Further, the hemispherical plate is equipped with diversion trench, and the diversion trench is vertical with central shaft rod.

Further, above the spherical rotating member be respectively arranged below with inlet and liquid outlet.

Further, the valve body be equipped with limit hole, the limit hole side be equipped with threaded hole, and the threaded rod with Movable plate is respectively arranged in threaded hole and limit hole.

Further, the diameter of the threaded hole is greater than the diameter of limit hole.

Further, it is equipped with stop block below the rotatable lamella, and the stop block is fixedly connected with movable plate.

The beneficial effects of the utility model are: a kind of brass check-valves involved in the utility model, structure is simple, design Rationally, by the way that spherical rotating member is arranged, liquid can be made by the valve in rotation, when the spherical rotating member of control stops operating It can be blocked, prevent liquid reflux, by the way that non return part is arranged, for controlling spherical rotating member one-directional rotation, be prevented with this Liquid reflux, and the flowing of liquid is not influenced, the thread pore structure on valve body is connected by setting threaded rod, controls non return part Position improve the convenience and versatility used so that liquid with one-way flow or can cannot flow through valve, have Conducive to the use under different situations, the problems in above-mentioned background technique of effective solution.

Detailed description of the invention

Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this Novel specific embodiment is used to explain the utility model together, does not constitute limitations of the present invention.

Fig. 1 is a kind of overall structure diagram of brass check-valves of the utility model；

Fig. 2 is a kind of top view of the spherical rotating member of brass check-valves of the utility model；

Fig. 3 is a kind of structural schematic diagram of the non return part of brass check-valves of the utility model；

Figure label: 1, valve body；2, fixed block；3, semi-spherical grooves；4, spherical rotating member；5, central shaft rod；6, hemispherical plate； 7, groove；8, non return part；9, rotating block；10, threaded rod；11, movable plate；12, rotatable lamella；13, diversion trench；14, inlet； 15, liquid outlet；16, limit hole；17, threaded hole；18, stop block.

Specific embodiment

It is illustrated below in conjunction with preferred embodiment of the attached drawing to the utility model, it should be understood that described herein excellent It selects embodiment to be only used for describing and explaining the present invention, is not used to limit the utility model.

Fig. 1-Fig. 3 is please referred to, the utility model provides a kind of technical solution: a kind of brass check-valves, including valve body 1, institute It states and is equipped with fixed block 2 in valve body 1, the fixed block 2 is equipped with semi-spherical grooves 3, is used as spherical rotating member 4 and rotates, and radius omits Greater than the radius of spherical rotating member 4, it is equipped with spherical rotating member 4 in the semi-spherical grooves 3, liquid can be prevented when stopping operating Reflux, the spherical shape rotating member 4 includes central shaft rod 5 and hemispherical plate 6, and 6 uniform ring of hemispherical plate is set around outside central shaft rod 5 Side, the number of the hemispherical plate 6 are four, and 5 both ends of central shaft rod are equipped with groove 7, and the groove 7 is set in valve body 1 On wall, 7 inner wall of groove is flexibly connected central shaft rod 5 by bearing, spherical rotating member 4 is rotated, the valve body 1 one Side is equipped with non return part 8, and semi-spherical grooves 3 are protruded into through valve body 1 in 8 one end of the non return part, unidirectional for controlling spherical rotating member 4 Rotation, can also make spherical rotating member 4 stop operating, and the non return part 8 includes rotating block 9, threaded rod 10, movable plate 11, rotation Piece 12, the rotating block 9 is fixedly connected with threaded rod 10, and the rotating block 9 is set to 1 side of valve body, and the threaded rod 10 passes through Bearing connects movable plate 11, and described 11 one end of movable plate connects rotatable lamella 12 by shaft.

More specifically, the hemispherical plate 6 is equipped with diversion trench 13, and the diversion trench 13 and central shaft rod 5 are hung down Directly, convenient for the flowing of liquid, 4 top of spherical shape rotating member be respectively arranged below with inlet 14 and liquid outlet 15, the valve Body 1 is equipped with limit hole 16, and 16 side of limit hole is equipped with threaded hole 17, and the threaded rod 10 is set respectively with movable plate 11 In in threaded hole 17 and limit hole 16, limit hole 16 is used to limit the shift position of movable plate 11, threaded hole 17 and threaded rod 11 Cooperation controls the position of movable plate 11 to 11 applied force of movable plate, and the diameter of the threaded hole 17 is greater than the diameter of limit hole 16, Movable plate 11 and rotatable lamella 12 are left by threaded hole 17, convenient for the maintenance and replacement of non return part 8, the rotatable lamella 12 lower sections are equipped with stop block 18, and the stop block 18 is fixedly connected with movable plate 11, prevent rotatable lamella 12 under the effect of gravity in perpendicular Straight state, avoiding can not double of formation barrier effect of bulb flat 6.

Utility model works principle: in use, liquid by inlet 14 enter 1 inner cavity of valve body, and by self gravity with The pressure of carrying acts on the hemispherical plate 6 of spherical rotating member 4, so that spherical rotating member 4 rotates counterclockwise, at this point, non-return The rotatable lamella 12 of part 8 is located in the rotating path of hemispherical plate 6, and does not influence the rotation of hemispherical plate 6, in the effect of stop block 18 Under, rotatable lamella 12 can not rotate down, so that spherical rotating member 4 be prevented to rotate clockwise, prevention liquid reflux is made it possible to, Rotating block 9 is rotated, so that the movable plate 11 of non return part 8 is on the rotation path of hemispherical plate 6, so that spherical rotating member 4 stops Rotation stop is dynamic, so that liquid cannot flow through, to achieve the purpose that be convenient for people to use.

The above are the preferable embodiment of the utility model, the utility model those skilled in the art can also be to upper It states embodiment to change and modify, therefore, the utility model is not limited to above-mentioned specific embodiment, all abilities Field technique personnel made any conspicuous improvement, replacement or modification on the basis of the utility model belong to practical Novel protection scope.

Claims (6)

1. a kind of brass check-valves, including valve body (1), which is characterized in that fixed block (2) are equipped in the valve body (1), it is described solid Block (2) are determined equipped with semi-spherical grooves (3), and the semi-spherical grooves (3) are interior to be equipped with spherical rotating member (4), the spherical shape rotating member (4) Including central shaft rod (5) and hemispherical plate (6), hemispherical plate (6) uniform ring is set around on the outside of central shaft rod (5), the axis Bar (5) both ends are equipped with groove (7), and the groove (7) is set on valve body (1) inner wall, and groove (7) inner wall is living by bearing Dynamic connection central shaft rod (5), valve body (1) side are equipped with non return part (8), and the non return part (8) one end is stretched through valve body (1) Enter semi-spherical grooves (3), the non return part (8) includes rotating block (9), threaded rod (10), movable plate (11), rotatable lamella (12), institute It states rotating block (9) to be fixedly connected threaded rod (10), and the rotating block (9) is set to valve body (1) side, the threaded rod (10) is logical Bearing connection movable plate (11) is crossed, described movable plate (11) one end connects rotatable lamella (12) by shaft.

2. a kind of brass check-valves according to claim 1, it is characterised in that: the hemispherical plate (6) is equipped with water conservancy diversion Slot (13), and the diversion trench (13) is vertical with central shaft rod (5).

3. a kind of brass check-valves according to claim 1, it is characterised in that: above the spherical shape rotating member (4) under Side is respectively equipped with inlet (14) and liquid outlet (15).

4. a kind of brass check-valves according to claim 1, it is characterised in that: the valve body (1) is equipped with limit hole (16), limit hole (16) side is equipped with threaded hole (17), and the threaded rod (10) and movable plate (11) are respectively arranged on spiral shell In pit (17) and limit hole (16).

5. a kind of brass check-valves according to claim 4, it is characterised in that: the diameter of the threaded hole (17) is greater than limit The diameter in position hole (16).

6. a kind of brass check-valves according to claim 1, it is characterised in that: be equipped with stop block below the rotatable lamella (12) (18), and the stop block (18) is fixedly connected with movable plate (11).