CN213117578U - Ball valve convenient to maintain - Google Patents

Abstract

The utility model belongs to the technical field of the ball valve technique and specifically relates to a ball valve convenient to maintain, set up the spheroid in ball valve main part inside including ball valve main part and rotation, the outer wall of ball valve main part corresponds spheroid position and rotates and installs first arc piece, first arc piece cartridge is on the outer wall of ball valve main part, and is equipped with stop gear between the outer wall of first arc piece and ball valve main part, the beneficial effects of the utility model are that the staff is very simple and convenient when maintaining the spheroid of ball valve inside, and the staff of being convenient for is to the maintenance of ball valve.

Description

Ball valve convenient to maintain

Technical Field

The utility model relates to a ball valve technical field especially relates to a ball valve convenient to maintain.

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 regulation and the control that also can be used to fluidic, the ball valve need carry out the regular maintenance to it after long-time the use in order to guarantee the normal use of ball valve, the spheroid that the inside control liquid of ball valve flows is comparatively important to whole ball valve, when needs are maintained the inside spheroid of ball valve, current ball valve all is that the part is constituteed by the ball valve in addition the bolt and the nut equipment forms usually, and its both ends are passed through the bolt and the nut by two ring flanges and pipeline usually and are connected, cause very big inconvenience when maintaining the inside spheroid of ball valve, the staff of being not convenient for is to the maintenance of ball valve.

Disclosure of Invention

The utility model aims at solving the defects existing in the prior art and providing a ball valve convenient to maintain.

In order to achieve the above purpose, the utility model adopts the technical scheme that: the utility model provides a ball valve convenient to maintain, includes the ball valve main part and rotates the spheroid that sets up in the ball valve main part inside, the outer wall of ball valve main part corresponds spheroid position and rotates and installs first arc piece, first arc piece cartridge is equipped with stop gear on the outer wall of ball valve main part, and between the outer wall of first arc piece and ball valve main part.

Preferably, the outer wall of the ball valve main body corresponds the spheroid position and has been seted up first arc wall, first arc piece rotates and installs on the inner wall of first arc wall, and first arc piece and first arc wall shape-matching, run through on the inner wall of first arc wall and seted up the second arc wall, fixedly connected with third arc piece on the lateral wall of first arc piece, third arc piece alternates on the second arc wall, and third arc piece and second arc wall shape-matching, fixedly connected with is sealed on the inner wall of second arc wall fills up.

Preferably, the two ends of the side wall of the first arc-shaped block are close to the edges of the second arc-shaped blocks, the positions of the first arc-shaped grooves corresponding to the two second arc-shaped blocks are provided with third arc-shaped grooves, the two second arc-shaped blocks are respectively inserted into the two third arc-shaped grooves, and the outer walls of the two second arc-shaped blocks are fixedly connected with rubber pads.

Preferably, stop gear includes fixed block and the connecting block that two symmetries set up, connecting block fixed connection is on the lateral wall upper portion of first arc piece, two the corresponding one end of fixed block is laminated with the both ends outer wall around the connecting block respectively mutually, the spout has all been seted up on the both ends outer wall around the connecting block, fixedly connected with spring on the inner wall of spout, and the tip fixedly connected with spliced pole of spring, the one end activity that the spring was kept away from to the spliced pole runs through in the fixed block, and the tip shape of spliced pole is the sphere form, and spliced pole and spout sliding fit.

Preferably, a hole groove is formed in the inner wall of the fixing block, the connecting column is in sliding fit with the hole groove, and one end, far away from the spring, of the connecting column penetrates through the fixing block through the hole groove in a movable mode.

Preferably, the handle is fixedly connected to the outer wall of the end, away from the third arc-shaped block, of the first arc-shaped block, and the handle and the first arc-shaped block are of an integrally formed structure.

Compared with the prior art, the utility model discloses following beneficial effect has: through setting up first arc piece and stop gear that ball valve main part outer wall corresponds spheroid position rotation installation, first arc piece can be opened fast on ball valve main part outer wall and close on valve main part outer wall fast, when needs maintain the inside spheroid of ball valve main part, at first be in the closed condition with the ball valve main part, open first arc piece this moment, the spheroid can be fast direct expose in staff's the field of vision, the staff of being convenient for inspects the spheroid and maintains the spheroid, thereby reached the staff and maintained the very simple and convenient effect when the spheroid of ball valve inside, the staff of being convenient for is to the maintenance of ball valve.

Drawings

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

fig. 2 is a partial cross-sectional view of the present invention;

FIG. 3 is a schematic view of the structure at A in FIG. 2;

fig. 4 is another partial cross-sectional view of the present invention;

fig. 5 is an expanded view of the first arc-shaped block of the present invention.

In the figure: 1. a ball valve body; 2. a handle; 3. a first arc-shaped block; 4. connecting blocks; 5. a fixed block; 6. connecting columns; 7. a spring; 8. a chute; 9. a sphere; 10. a gasket; 11. a hole groove; 12. a first arc-shaped slot; 13. a second arc-shaped slot; 14. a second arc-shaped block; 15. a rubber pad; 16. a third arc-shaped slot; 17. and a third arc-shaped block.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

As shown in fig. 1-5, the ball valve convenient for maintenance includes a ball valve body 1 and a ball body 9 rotatably disposed inside the ball valve body 1, a first arc block 3 is rotatably mounted on the outer wall of the ball valve body 1 corresponding to the ball body 9, the first arc block 3 is inserted into the outer wall of the ball valve body 1, and a limiting mechanism is disposed between the first arc block 3 and the outer wall of the ball valve body 1.

The outer wall of the ball valve main body 1 is provided with a first arc-shaped groove 12 corresponding to the ball body 9, the first arc-shaped block 3 is rotatably arranged on the inner wall of the first arc-shaped groove 12, the first arc-shaped block 3 is matched with the first arc-shaped groove 12 in shape, the inner wall of the first arc-shaped groove 12 is provided with a second arc-shaped groove 13 in a penetrating way, the side wall of the first arc-shaped block 3 is fixedly connected with a third arc-shaped block 17, the third arc-shaped block 17 is inserted on the second arc-shaped groove 13, the third arc-shaped block 17 is matched with the second arc-shaped groove 13 in shape, the inner wall of the second arc-shaped groove 13 is fixedly connected with a sealing gasket 10, the first arc-shaped groove 12 is arranged, so that the first arc-shaped block 3 can be conveniently and rotatably arranged on the outer wall of the ball valve main body 1, the second arc-shaped groove 13 and the third arc-shaped block 17 are arranged, so that the first arc-shaped block 3 is conveniently inserted on the outer wall of the ball valve main body 1, by arranging the sealing gasket 10, the first arc-shaped block 3 and the ball valve body 1 can keep better sealing performance.

The equal fixed connection second arc piece 14 in edge is close to at the lateral wall both ends of first arc piece 3, third arc 16 has been seted up to the position that first arc 12 corresponds two second arc pieces 14, two second arc pieces 14 alternate respectively on two third arc pieces 16, and equal fixedly connected with rubber pad 15 on the outer wall of two second arc pieces 14, through setting up second arc piece 14, have certain frictional force between third arc piece 16 and rubber pad 15 and the second arc piece 14, when first arc piece 3 clockwise rotation closes on ball valve main part 1, second arc piece 14 of both sides can block on first arc piece 3 on the third arc piece 16 of second arc 13 both sides, make the more firm cartridge of first arc piece 3 on ball valve main part 1.

The limiting mechanism comprises two fixing blocks 5 and a connecting block 4 which are symmetrically arranged, the connecting block 4 is fixedly connected to the upper portion of the side wall of the first arc-shaped block 3, one ends, corresponding to the two fixing blocks 5, are respectively attached to the outer walls of the front end and the rear end of the connecting block 4, sliding grooves 8 are respectively formed in the outer walls of the front end and the rear end of the connecting block 4, springs 7 are fixedly connected to the inner walls of the sliding grooves 8, connecting columns 6 are fixedly connected to the end portions of the springs 7, one ends, far away from the springs 7, of the connecting columns 6 movably penetrate through the fixing blocks 5, the end portions of the connecting columns 6 are spherical, the connecting columns 6 are in sliding fit with the sliding grooves 8, through the fixing blocks 5, the connecting blocks 4, the sliding grooves 8, the springs 7 and the connecting columns 6, the end portions of the connecting columns 6 are spherical, when the first arc-shaped block 3 needs to be opened on, when the tip of spliced pole 6 inwards removed to in the fixed block 5, outside pulling first arc piece 3 this moment can be fast open first arc piece 3 on ball valve main part 1, when needs close first arc piece 3 on ball valve main part 1, only need clockwise rotation first arc piece 3 and slightly inwards press two spliced poles 6 to first arc piece 3 and close on ball valve main part 1, two spliced poles 6 then can pass two fixed blocks 5, can fix first arc piece 3 on ball valve main part 1.

Seted up hole groove 11 on the inner wall of fixed block 5, spliced pole 6 and hole groove 11 sliding fit, the one end that spring 7 was kept away from to spliced pole 6 is run through in fixed block 5 through hole groove 11 activity, through setting up hole groove 11, and the spliced pole 6 of being convenient for passes fixed block 5.

Fixedly connected with handle 2 on the one end outer wall that third arc piece 17 was kept away from to first arc piece 3, be the integrated into one piece structure between handle 2 and the first arc piece 3, through setting up handle 2, be convenient for spur first arc piece 3.

The working principle is as follows: through setting up first arc piece 3 and stop gear that 1 outer wall of ball valve main part corresponds spheroid 9 position rotation installation, first arc piece 3 can be opened fast on 1 outer wall of ball valve main part and close on the valve main part outer wall fast, when needs are safeguarded ball body 9 of 1 inside of ball valve main part, at first be in the closed condition with ball valve main part 1, open first arc piece 3 this moment, spheroid 9 can be fast direct expose in staff's the field of vision, the staff of being convenient for inspects spheroid 9 and to the maintenance of spheroid 9, thereby reached the staff and safeguarded the effect very simple and convenient when spheroid 9 of ball valve inside, the staff of being convenient for is to the maintenance of ball valve.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides a ball valve convenient to maintain, includes ball valve main part (1) and rotates spheroid (9) of setting in ball valve main part (1) inside, its characterized in that: the ball valve is characterized in that a first arc-shaped block (3) is rotatably installed on the outer wall of the ball valve body (1) corresponding to the ball body (9), the first arc-shaped block (3) is inserted into the outer wall of the ball valve body (1), and a limiting mechanism is arranged between the first arc-shaped block (3) and the outer wall of the ball valve body (1).

2. A service-friendly ball valve as claimed in claim 1, wherein: the ball valve is characterized in that a first arc-shaped groove (12) is formed in the position, corresponding to the ball body (9), of the outer wall of the ball valve body (1), the first arc-shaped block (3) is installed on the inner wall of the first arc-shaped groove (12) in a rotating mode, the first arc-shaped block (3) is matched with the first arc-shaped groove (12) in shape, a second arc-shaped groove (13) is formed in the inner wall of the first arc-shaped groove (12) in a penetrating mode, a third arc-shaped block (17) is fixedly connected to the side wall of the first arc-shaped block (3), the third arc-shaped block (17) is inserted into the second arc-shaped groove (13) in shape, the third arc-shaped block (17) is matched with the second arc-shaped groove (13) in shape, and a sealing gasket (10) is fixedly.

3. A service-friendly ball valve as claimed in claim 2, wherein: the lateral wall both ends of first arc piece (3) are close to equal fixed connection second arc piece (14) in edge, third arc wall (16) have been seted up, two in the position that first arc wall (12) correspond two second arc pieces (14) second arc piece (14) alternate respectively on two third arc walls (16), and equal fixedly connected with rubber pad (15) on the outer wall of two second arc pieces (14).

4. A service-friendly ball valve as claimed in claim 1, wherein: stop gear includes fixed block (5) and connecting block (4) that two symmetries set up, connecting block (4) fixed connection is on the lateral wall upper portion of first arc piece (3), two the corresponding one end of fixed block (5) is laminated with the front and back both ends outer wall of connecting block (4) respectively, spout (8) have all been seted up on the front and back both ends outer wall of connecting block (4), fixedly connected with spring (7) on the inner wall of spout (8), and tip fixedly connected with spliced pole (6) of spring (7), the one end activity that spring (7) were kept away from in spliced pole (6) runs through in fixed block (5), and the tip shape of spliced pole (6) is the sphere form, and spliced pole (6) and spout (8) sliding fit.

5. A service-friendly ball valve as claimed in claim 4, wherein: seted up hole groove (11) on the inner wall of fixed block (5), spliced pole (6) and hole groove (11) sliding fit, the one end that spring (7) were kept away from in spliced pole (6) is passed through hole groove (11) activity and is run through in fixed block (5).

6. A service-friendly ball valve as claimed in claim 2, wherein: fixedly connected with handle (2) on the one end outer wall that third arc piece (17) was kept away from in first arc piece (3), be the integrated into one piece structure between handle (2) and first arc piece (3).

Images