CN218718956U

CN218718956U - Valve ball body capable of preventing rusting and blocking

Info

Publication number: CN218718956U
Application number: CN202223001547.2U
Authority: CN
Inventors: 戴建辉; 张佩菲
Original assignee: Shanghai Jihong Mechanical Equipment Co ltd
Current assignee: Shanghai Jihong Mechanical Equipment Co ltd
Priority date: 2022-11-10
Filing date: 2022-11-10
Publication date: 2023-03-24
Anticipated expiration: 2032-11-10

Abstract

The utility model relates to a ball valve technical field's a prevent to rust card dead valve spheroid, including the valve opening and closing piece, the valve opening and closing piece comprises a spheroid and two No. two spheroids, two No. two spheroids are located a spheroidal front and back both ends respectively, the inboard at both ends vertically runs through respectively has the connecting axle about a spheroid. Compared with the prior art, through the spheroid of setting up No. one, no. two spheroids and connecting axle, this valve spheroid of being convenient for is in the use, at first install both ends around two connecting axles with two spheroid screw threads, and make the combination of having the clearance between a spheroid and two No. two spheroids become the valve spheroid, when No. two spheroids and valve body rust, drive connecting axle screw thread through the rotation transfer line and drive two No. two spheroids and remove to a spheroid, thereby avoid rustting and lead to No. two spheroids and valve body card dead, and improved the life of valve.

Description

Valve ball body capable of preventing rusting and blocking

Technical Field

The utility model relates to a ball valve technical field especially relates to a prevent to rust card dead valve spheroid.

Background

The opening and closing part of the ball valve is a ball body, is mainly driven by a valve rod and can rotate around the axis of the ball valve, and also can 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 surfacing 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.

A modular valve spheroid as shown in grant notice No. CN216715281U, including the spheroid, the spheroid center is equipped with the passageway, and the spheroid comprises left spheroid and right spheroid two parts, and left spheroid and right spheroid pass through screw fixed connection, and the border of the face that mutually pastes of left spheroid and right spheroid is equipped with corresponding connecting shaft groove respectively, connecting shaft groove be the big little toper structure in outside of inboard.

Above-mentioned technical scheme is implementing the in-process, though the assembly between realization spheroid and the valve rod that can be more convenient, nevertheless appear rustting when the card is dead when spheroid and valve body contact segment, the valve of installing through this mode not only can't solve spheroid and the dead problem of valve body card, self also can appear rustting the card and die the influence dismantlement to influence the continuation use of valve, for this reason we propose one kind and prevent rustting the dead valve spheroid of card.

SUMMERY OF THE UTILITY MODEL

To the above problem, the utility model provides a prevent to rust the dead valve spheroid of card has and prevents to rust the dead function of card appearing between spheroid and the valve body to the interference has improved the life of valve.

The technical scheme of the utility model is that:

the utility model provides a prevent rusty dead valve spheroid of card, includes valve opening and closing member, valve opening and closing member comprises a spheroid and No. two spheroids, two No. two the spheroid is located a spheroidal front and back both ends respectively, the inboard at both ends vertically runs through respectively about the spheroid has the connecting axle, the connecting axle is located the both ends of valve opening and closing member internal portion and rotates through bearing and valve opening and closing member respectively and be connected, the both ends outside that the connecting axle is located the valve opening and closing member outer part is seted up the screw thread respectively, no. two upper and lower both ends that the spheroid is close to a spheroid one side are seted up two recesses that correspond with the connecting axle position respectively, there is the movable sleeve through guide rail slidable mounting in the recess, a spheroidal upper and lower both ends rotate through the bearing respectively and are connected with the transfer line, the transfer line runs through to a spheroid internal portion and drives the connecting axle through drive assembly and rotate, two the one end fixedly connected with hexagon nut that the transfer line deviates from mutually, two the relative one end of hexagon nut is equipped with the gasket that cup joints in the transfer line outside.

In a further technical scheme, be connected through two buffering subassemblies respectively between spheroid and two No. two spheroids, buffering subassembly includes two springs, two both ends difference fixedly connected with pad cover around the spring.

In a further technical scheme, the transmission assembly comprises a driving gear fixedly connected to the transmission rod and located on the outer side of the inner portion of the valve opening and closing piece, and a driven gear meshed and connected to one side of the bottom end of the driving gear is fixedly connected to the outer side of the connecting shaft located on the inner portion of the valve opening and closing piece.

In further technical scheme, the through-hole has all been seted up to spheroid and No. two spheroidal front surface, the diameter of through-hole is less than the distance between two connecting axles and is less than the distance between two pad covers.

In a further technical scheme, one end of the movable sleeve, which is close to the first sphere, is provided with two limiting blocks fixedly arranged on the inner walls of the two ends of the groove, and one side, opposite to the two limiting blocks, of each limiting block is provided with an arc-shaped groove which is similar to spleen qi with the inner wall of the movable sleeve.

In a further technical scheme, the inboard of spring is equipped with spacing axle, the both ends of spacing axle sliding connection respectively in the inboard of two cushions.

The utility model has the advantages that:

1. compared with the prior art, through the spheroid of setting up No. one, no. two spheroids and connecting axle, this valve spheroid of being convenient for is in the use, at first install both ends around two connecting axles with two spheroid screw threads, and make the combination of having the clearance between a spheroid and two No. two spheroids become the valve spheroid, when No. two spheroids and valve body rust, drive connecting axle screw thread through the rotation transfer line and drive two No. two spheroids and remove to a spheroid, thereby avoid rustting and lead to No. two spheroids and valve body card dead, and improved the life of valve.

2. Compared with the prior art, through the spring that sets up with fill up the cover, the device of being convenient for in the use fills up the connection of realizing between a spheroid and No. two spheroids through spring and two, and make to have buffer space between a spheroid and No. two spheroids, avoid rustting and water pressure too big influence spheroid life.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a first sphere according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a driving gear according to an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of a second sphere according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a spring according to an embodiment of the present invention.

Description of reference numerals:

1. a valve closure; 101. a first sphere; 102. a second sphere; 2. a transmission rod; 3. an inner hexagonal nut; 4. a gasket; 5. a connecting shaft; 6. a cushion cover; 7. a driving gear; 8. a driven gear; 9. a movable sleeve; 10. a limiting block; 11. a spring; 12. and a limiting shaft.

Detailed Description

The embodiments of the present invention will be further explained with reference to the drawings.

Example (b):

as shown in fig. 1-5, a valve ball for preventing rusting and seizing comprises a valve opening and closing member 1, the valve opening and closing member 1 is composed of a first ball 101 and two second balls 102 so as to be combined into a gapped ball, the two second balls 102 are respectively positioned at the front end and the rear end of the first ball 101, the inner sides of the upper end and the lower end of the first ball 101 are respectively and longitudinally penetrated with a connecting shaft 5, the installation of the two second balls 102 on the first ball 101 is realized through the connecting shaft 5, the two ends of the connecting shaft 5 positioned at the inner part of the valve opening and closing member 1 are respectively and rotatably connected with the valve opening and closing member 1 through bearings so that the connecting shaft 5 can rotate, the outer sides of the two ends of the connecting shaft 5 positioned at the outer part of the valve opening and closing member 1 are respectively provided with threads so that the threads push the second balls 102 to perform position adjustment through the threads, thereby the rusted part is sleeved, the upper end and the lower end of the second ball 102 positioned at the side of the first ball 101 are respectively provided with two grooves corresponding to the positions of the connecting shaft 5 so as to facilitate the installation of a movable sleeve 9, a movable sleeve 9 is slidably installed through a guide rail, so that the movable sleeve 9 is connected with a driving gear 7 fixed under the inner side of a driving gear 7, one end of a driving gear 7 fixed on the inner side of a driving gear 7 of a driving gear 2 which is connected with a driving gear 7, and a driving gear 7 which is connected with a driving gear 2, so that realize turning to of kinetic energy, the through-hole has all been seted up to the front surface of spheroid 101 and No. two spheroid 102, the diameter of through-hole is less than the distance between two connecting axles 5 and is less than two distance of filling up between the cover 6, so that realize lining up of valve, the one end that the movable sleeve 9 is close to a spheroid 101 is equipped with two fixed mounting stopper 10 on the inner wall of recess both ends, the arc wall like spleen qi with the 9 inner walls of movable sleeve is seted up to relative one side of two stopper 10, the effect of spacing support has been played.

The working principle of the technical scheme is as follows:

firstly, a second ball 102 is installed on a connecting shaft 5 of a first ball 101 through a movable sleeve 9 in a threaded mode, so that two second balls 102 are combined into a valve opening and closing part 1 in the first ball 101, when the contact part of the second ball 102 and the inner wall of a valve body is rusted, an inner hexagonal nut 3 is rotated to drive a transmission rod 2 to rotate, the transmission rod 2 drives the connecting shaft 5 to rotate through the meshing of a driving gear 7 and a driven gear 8, the connecting shaft 5 drives two movable sleeves 9 to move towards the first ball 101 under the action of threads at two ends of the connecting shaft 5, and the movable sleeves 9 are limited by a limiting block 10, so that the movable sleeves 9 can also drive the second ball 102 to move towards the first ball 101, the rusted part is pulled away, and the situation that the decorating part is blocked to influence the use of the valve is avoided.

In another embodiment, as shown in fig. 5, the first sphere 101 and the two second spheres 102 are connected through two buffering assemblies respectively, each buffering assembly includes two springs 11, a buffering space is provided, the front end and the rear end of each of the two springs 11 are fixedly connected with a cushion cover 6 respectively, damage to the second sphere 102 or the second sphere 102 during compression and extension of the springs 11 is avoided, the inner side of each spring 11 is provided with a limiting shaft 12, the two ends of the limiting shaft 12 are slidably connected to the inner sides of the two cushion covers 6 respectively, and one side of the limiting shaft plays a limiting role, so that stability of movement of the second sphere 102 is ensured.

Because the movable sleeve 9 is installed on the inner side of the second ball 102 in a sliding manner, the spring 11 can extrude the second ball 102 to move towards the inner wall of the valve body through the cushion cover 6 and further realize the internal sealing of the valve with the inner wall, so that the sealing performance in the valve is ensured, and in addition, the impact damage of water flow to the second ball 102 can be reduced through the spring 11.

The above embodiments only express the specific embodiments of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the concept of the present invention, several variations and modifications can be made, which all fall within the scope of the present invention.

Claims

1. The utility model provides a prevent rusty dead valve spheroid of card, includes valve opening and closing piece (1), its characterized in that: the valve opening and closing piece (1) is composed of a first ball body (101) and two second ball bodies (102), the two second ball bodies (102) are located at the front end and the rear end of the first ball body (101) respectively, connecting shafts (5) longitudinally penetrate through the inner sides of the upper end and the lower end of the first ball body (101), two ends, located inside the valve opening and closing piece (1), of the connecting shafts (5) are rotatably connected with the valve opening and closing piece (1) through bearings respectively, threads are formed in the outer sides of two ends, located outside the valve opening and closing piece (1), of the connecting shafts (5), of the upper end and the lower end, close to one side of the first ball body (101), of the second ball body (102) are provided with two grooves corresponding to the positions of the connecting shafts (5) respectively, movable sleeves (9) are slidably mounted in the grooves through guide rails, the upper end and the lower end of the first ball body (101) are rotatably connected with transmission rods (2) through bearings respectively, the transmission rods (2) penetrate through the inner portion of the first ball body (101) and drive the connecting shafts (5) to rotate, one ends of the two transmission rods (2) are fixedly connected with inner hexagonal nuts (3), and one ends of the nuts (3) are sleeved with two gaskets (4) are provided with the outer sides opposite to the nuts (4).

2. The valve ball of claim 1, wherein the valve ball is adapted to prevent rust from sticking to the valve ball: the ball body (101) and the two ball bodies (102) are connected through two buffering assemblies respectively, each buffering assembly comprises two springs (11) and two ends of the springs (11) are fixedly connected with a cushion cover (6) respectively.

3. The valve ball of claim 1, wherein the valve ball is adapted to prevent rust from sticking to the valve ball: the transmission assembly comprises a driving gear (7) fixedly connected to the transmission rod (2) and located on the outer side of the inner portion of the valve opening and closing piece (1), and a driven gear (8) meshed and connected to one side of the bottom end of the driving gear (7) is fixedly connected to the outer side of the inner portion of the valve opening and closing piece (1) of the connecting shaft (5).

4. The valve ball of claim 1, wherein the valve ball is adapted to prevent rust from sticking to the valve ball: the front surfaces of the first sphere (101) and the second sphere (102) are provided with through holes, and the diameter of each through hole is smaller than the distance between the two connecting shafts (5) and the distance between the two cushion covers (6).

5. The valve ball of claim 1, wherein the valve ball is adapted to prevent rust from sticking to the valve ball: one end of the movable sleeve (9) close to the first ball body (101) is provided with two limiting blocks (10) fixedly mounted on the inner walls of the two ends of the groove, and the opposite side of each limiting block (10) is provided with an arc-shaped groove which is similar to spleen qi with the inner wall of the movable sleeve (9).

6. The valve ball of claim 2, wherein the valve ball is adapted to prevent rust from sticking to the valve ball: the inboard of spring (11) is equipped with spacing axle (12), the both ends of spacing axle (12) sliding connection respectively in the inboard of two cushions (6).