阅读说明：本技术 一种两片式陶瓷球阀 (Two-piece type ceramic ball valve ) 是由 胡坤 陈诺 于 2020-12-21 设计创作，主要内容包括：本发明涉及阀门技术领域,具体的说是一种两片式陶瓷球阀,包括阀体、限位部件、清洁口,通过在支架侧壁设置限位部件,限位部件包括第一凹槽,第一凹槽底端内壁固定连接有弹簧,弹簧一端固定连接有控制块,控制块一侧固定连接有拨杆,控制块上端部固定连接有支撑杆,支撑杆上端部固定连接有限位块,使用时,用手滑动拨块,拨块通过拨杆带动控制块向下,通过压缩弹簧,使控制块上端部的限位块完全移动到第一凹槽内,此时,扳手可以带动阀杆转动,通过使用限位部件对扳手处加以限制,减少了实际使用过程中,因扳手被不小心碰到,两片式陶瓷球阀被意外开启或者关闭,所造成的不必要经济损失,提高了两片式陶瓷球阀的安全性。(The invention relates to the technical field of valves, in particular to a two-piece ceramic ball valve which comprises a valve body, a limiting part and a cleaning opening, wherein the limiting part is arranged on the side wall of a bracket and comprises a first groove, the inner wall of the bottom end of the first groove is fixedly connected with a spring, one end of the spring is fixedly connected with a control block, one side of the control block is fixedly connected with a deflector rod, the upper end part of the control block is fixedly connected with a support rod, the upper end part of the support rod is fixedly connected with a limiting block, when the two-piece ceramic ball valve is used, the deflector rod is slid by hand, the deflector rod drives the control block to move downwards, the limiting block at the upper end part of the control block is completely moved into the first groove through a compression spring, at the moment, a wrench can drive a valve rod to rotate, and limits the wrench position, unnecessary economic loss is caused, and the safety of the two-piece ceramic ball valve is improved.)

1. The utility model provides a two formula pottery ball valve which characterized in that: the valve comprises a valve body (1), a limiting part (4) and a cleaning opening (7), wherein the valve body (1) is of a hollow structure, a valve cover (2) is installed at one end of the valve body (1), the cleaning opening (7) is formed in one side face of the valve body (1), a ball body (8) is arranged inside the valve body (1), a second through hole (801) is formed in the horizontal direction of the ball body (8), a third groove (802) is formed in the top of the ball body (8), valve seats (9) are installed at openings in two sides of the ball body (8), a support (3) is installed at the upper end of the valve body (1), a first baffle (301) is arranged at the top of the support (3), the limiting part (4) is arranged on the side wall of the support (3), a valve rod (5) is rotatably matched with the support (3), a first connector (501) is arranged at the, a handle (602) is arranged on one side of the wrench (6), a connecting pin (603) is arranged on the handle (602), a pull rod (604) is movably connected onto the connecting pin (603), a connecting rod (605) is connected onto the pull rod (604), one end of the connecting rod (605) is rotatably connected onto a rotating rod (607) through a rotating pin (606), the rotating rod (607) is rotatably connected onto an L-shaped rod (608), a second joint (502) is arranged at the lower end part of the valve rod (5), and the second joint (502) is installed in a third groove (802);

the limiting component (4) comprises a first groove (401) and a second groove (402), a spring (403) is fixedly connected to the inner wall of the bottom end of the first groove (401), a control block (404) is fixedly connected to one end of the spring (403), a shifting rod (405) is fixedly connected to one side of the control block (404), a sliding block (409) is fixed to one end, away from the handle rod, of the control block (404), the sliding block (409) is connected to the inside of a sliding groove formed in the side wall of the support (3) in a sliding mode, the shifting rod (405) is matched in the second groove (402) in a sliding mode, a shifting block (406) is fixedly connected to one end of the shifting rod (405), a connecting rod (605) is connected to one end, away from the shifting rod (405), of the control block (404) is fixedly connected to a supporting rod (;

the cleaning opening (7) comprises a first through hole (701), a cylinder (702) is fixedly installed in the first through hole (701), a sealing cover (703) is sleeved at one end of the cylinder (702), the sealing cover (703) is in threaded fit with the cylinder (702), and a rubber pad (704) is arranged on the inner wall of the bottom of the sealing cover (703).

2. A two-piece ceramic ball valve according to claim 1, wherein: the valve cover (2) is of a hollow structure, the valve cover (2) is communicated with the interior of the valve body (1), the support (3) is of a hollow structure, openings are formed in the upper end portion and the lower end portion of the support (3), and the support (3) is communicated with the interior of the valve body (1).

3. A two-piece ceramic ball valve according to claim 1, wherein: the second through hole (801) penetrates through the center of the sphere (8), the third groove (802) is not communicated with the second through hole (801), and the third groove (802) is fixedly connected with the second joint (502).

4. A two-piece ceramic ball valve according to claim 1, wherein: the cross section of the first baffle (301) is of a fan-shaped structure, the cross section structure of the second baffle (601) is the same as that of the first baffle (301), the cross section area of the second baffle (601) is equal to that of the first baffle (301), and the height of the first baffle (301) is the same as that of the second baffle (601).

5. A two-piece ceramic ball valve according to claim 1, wherein: the center of the top of the wrench (6) is provided with a square hole, the cross section structure of the square hole is the same as that of the cross section of the first joint (501), the cross section area of the square hole is equal to that of the cross section of the first joint (501), and the thickness of the wrench (6) is equal to the height of the first joint (501).

6. The two-piece ceramic ball valve of claim 4, wherein: the diameter of the spring (403) is larger than the width of the second groove (402), the width of the second groove (402) is smaller than the width of the control block (404), the width of the second groove (402) is smaller than the width of the shifting block (406), and the width of the second groove (402) is larger than the width of the shifting rod (405).

Technical Field

The invention relates to the technical field of valves, in particular to a two-piece ceramic ball valve.

Background

In industries such as petroleum refining, long-distance pipelines, chemical industry, papermaking, pharmacy, water conservancy, electric power, municipal administration, steel and the like, the two-piece ceramic ball valve is used more and more, and the two-piece ceramic ball valve can be closed tightly only by rotating 90 degrees and by a small rotating torque. The completely equal inner cavity of the valve body provides a straight flow passage with small resistance for the medium.

However, the existing two-piece ceramic ball valve has a great defect in the using process, the existing two-piece ceramic ball valve cannot clean the inside of a valve body under the condition of not disassembling the two-piece ceramic ball valve, the later maintenance of the two-piece ceramic ball valve is inconvenient, and the service life of the two-piece ceramic ball valve is shortened, in addition, when the two-piece ceramic ball valve is closed, a small amount of medium in a pipeline can be carried by a ball body, if the two-piece ceramic ball valve is closed for a long time, the medium carried by the ball body can be chemically changed or deteriorated, when the two-piece ceramic ball valve is opened again, the medium carried by the ball body can possibly cause pollution to the medium in the pipeline, the wrench is not limited, the condition that the two-piece ceramic ball valve is accidentally opened or closed due to careless collision of the wrench can often occur, and unnecessary economic loss is caused, the safety of two-piece ceramic ball valve is reduced, and simultaneously, the safety consciousness of operators is not improved.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides a two-piece type ceramic ball valve.

The technical scheme adopted by the invention for solving the technical problems is as follows: a two-piece ceramic ball valve comprises a valve body, a limiting part and a cleaning opening, wherein the valve body is of a hollow structure, a valve cover is installed at one end of the valve body, the cleaning opening is formed in one side face of the valve body, a ball body is arranged in the valve body, a second through hole is formed in the horizontal direction of the ball body, a third groove is formed in the top of the ball body, valve seats are installed at two side openings of the ball body, a support is installed at the upper end of the valve body, a first baffle is arranged at the top of the support, the limiting part is arranged on the side wall of the support, a valve rod is matched in the support in a rotating mode, a first connector is arranged at the upper end of the valve rod, a wrench is sleeved on the first connector, a second baffle is arranged at the lower end of the wrench, a handle is arranged on one side, a second joint is arranged at the lower end part of the valve rod and is arranged in the third groove;

the limiting part comprises a first groove and a second groove, a spring is fixedly connected to the inner wall of the bottom end of the first groove, a control block is fixedly connected to one end of the spring, a shifting rod is fixedly connected to one side of the control block, a sliding block is fixed to one end, away from the handle rod, of the control block, the sliding block is connected to the inside of a sliding groove formed in the side wall of the support, the shifting rod is in sliding fit in the second groove, a shifting block is fixedly connected to one end of the shifting rod, away from the shifting rod, of the shifting block, a connecting rod is connected to one end of the shifting block, a supporting rod is fixedly connected to the upper end of the control block, a limiting block is fixedly connected to the upper end of the supporting rod, a second baffle plate on the wrench can exceed the top end of the support under the action of the spring elasticity, the wrench cannot drive the valve rod to, at the moment, the wrench can drive the valve rod to rotate, and the wrench is limited by using the limiting component, so that unnecessary economic loss caused by accidental opening or closing of the two-piece ceramic ball valve due to the fact that the wrench is touched carelessly in the actual use process is reduced, the safety of the two-piece ceramic ball valve is improved, and meanwhile, the safety consciousness of operators is also improved; the pull rod can be convenient for workers to push, and the function of adjusting the position of the control block is achieved. When promoting the pull rod downstream, the connecting rod can move along with the pull rod, when the pull rod downwardly rotating, the pull rod can drive the connecting rod and promote downwards to one side, and then the connecting rod passes through the dwang and drives L pole downstream, and the L pole can drive the shifting block downstream, and shifting block synchronous motion control piece downstream, and then the control block drives the stopper and breaks away from the second baffle, rotates the spanner for the connecting rod rotates along with the spanner synchronization, and at this moment, the dwang can rotate at the inside of L pole.

Clean mouthful includes first through-hole, fixed mounting drum in the first through-hole, inside can the direct observation valve body through the drum, can be under the condition of not dismantling two formula ceramic ball valves, wash the valve body is inside, in addition, two formula ceramic ball valves are when closing, the medium in hiding a small amount of pipelines can be taken to the spheroid, if two formula ceramic ball valves are in for a long time and close, the spheroid is taken the medium that hides and can take place chemical change or take place rotten, when two formula ceramic ball valves open once more, the medium that the spheroid was taken and is hidden can lead to the fact the pollution to the medium in the pipeline, in time clear up the medium that the spheroid was taken and is hidden through the drum, avoid the appearance of above-mentioned problem, a drum pot head is equipped with sealed lid, sealed lid and drum screw-thread fit, sealed lid bottom inner wall is equipped with.

The invention further improves the technology: the valve gap is hollow structure, and the valve gap is inside to link up with the valve body, plays the effect that can circulate the medium, and the support is hollow structure, and the opening has all been seted up to support upper end and lower tip, and the support link up with the valve body is inside.

The invention further improves the technology: the second through hole runs through the centre of sphere of the sphere, the third groove is not communicated with the second through hole, and the third groove is fixedly connected with the second connector, so that the effect of driving the sphere to rotate through the valve rod is achieved.

The invention further improves the technology: first baffle cross section is fan-shaped structure, and the first baffle cambered surface corresponds the angle and is 90 degrees, and second baffle cross section structure is the same with the structure of first baffle cross section, and the area of second baffle cross section equals with the area of first baffle cross section, and first baffle height is the same with the height of second baffle, and two baffles are mutually supported, play the restriction to two formula pottery ball valve rotation angle, have improved the accuracy of operation.

The invention further improves the technology: the spanner top center is equipped with the square hole, and square hole cross sectional structure is the same with the structure of first joint cross section, and square hole cross sectional area equals with the area of first joint cross section, and the thickness of spanner equals with the height of first joint, makes the spanner can drive the valve rod rotation better, improves valve switch's stability.

The invention further improves the technology: the diameter of the spring is larger than the width of the second groove, the width of the second groove is smaller than the width of the control block, the width of the second groove is smaller than the width of the shifting block, the width of the second groove is larger than the width of the shifting rod, and the stability of the limiting part is improved.

The invention has the beneficial effects that:

(1) the invention relates to a two-piece ceramic ball valve, wherein a cleaning opening is arranged at one side of a valve body, the cleaning opening comprises a first through hole, a cylinder is fixedly arranged in the first through hole, one end of the cylinder is sleeved with a sealing cover, the sealing cover is in threaded fit with the cylinder, the inner wall of the bottom of the sealing cover is provided with a rubber pad, the sealing cover is screwed off, the interior of the valve body can be directly observed through the cylinder, the interior of the valve body can be cleaned under the condition that the two-piece ceramic ball valve is not disassembled, the later maintenance of the two-piece ceramic ball valve is convenient, the service life of the two-piece ceramic ball valve is prolonged, in addition, when the two-piece ceramic ball valve is closed, a small amount of medium in a pipeline can be carried and stored by a ball body, if the two-piece ceramic ball valve is closed for a long time, the medium carried and stored by the ball body can be, the cylinder can timely clean the medium carried and stored in the ball body, thereby avoiding the problems and solving the problem existing in the use of the two-piece ceramic ball valve.

(2) The invention relates to a two-piece ceramic ball valve, wherein a limiting part is arranged on the side wall of a bracket, the limiting part comprises a first groove and a second groove, the inner wall of the bottom end of the first groove is fixedly connected with a spring, one end of the spring is fixedly connected with a control block, one side of the control block is fixedly connected with a deflector rod, the deflector rod is in sliding fit in the second groove, one end of the deflector rod is fixedly connected with a shifting block, the upper end part of the control block is fixedly connected with a support rod, the upper end part of the support rod is fixedly connected with a limiting block, when in use, firstly, the limiting block can exceed the top end of the bracket under the action of the spring elasticity, a second baffle plate on a wrench can be blocked by the limiting block, the wrench can not drive a valve rod to rotate, then, the shifting block is slid by hand, the shifting block, the wrench is limited by the limiting component, so that the practical use process is reduced, the two-piece ceramic ball valve is accidentally opened or closed due to the fact that the wrench is accidentally touched, unnecessary economic loss is caused, the safety of the two-piece ceramic ball valve is improved, and the safety consciousness of an operator is improved.

Drawings

The invention is further illustrated with reference to the following figures and examples.

Fig. 1 is a schematic view of an overall structure of a two-piece ceramic ball valve according to the present invention.

Fig. 2 is a schematic view of the assembly of the components in the valve body of the two-piece ceramic ball valve provided by the invention.

Fig. 3 is a sectional view of a limiting member of a two-piece ceramic ball valve according to the present invention.

Fig. 4 is a sectional view of a two-piece ceramic ball valve according to the present invention.

Fig. 5 is an enlarged view of the structure of the area a in fig. 4 of a two-piece ceramic ball valve according to the present invention.

FIG. 6 is an enlarged view of the structure of the area B in FIG. 1 of a two-piece ceramic ball valve according to the present invention

In the figure: 1. a valve body; 2. a valve cover; 3. a support; 301. a first baffle plate; 4. a limiting component; 401. a first groove; 402. a second groove; 403. a spring; 404. a control block; 405. a deflector rod; 406. shifting blocks; 407. a support bar; 408. a limiting block; 409. a slider; 5. a valve stem; 501. a first joint; 502. a second joint; 6. a wrench; 601. a second baffle; 602. a grip; 603. a connecting pin; 604. a pull rod; 605. a connecting rod; 606. rotating the pin; 607. rotating the rod; 608. an L-bar; 7. cleaning the mouth; 701. a first through hole; 702. a cylinder; 703. a sealing cover; 704. a rubber pad; 8. a sphere; 801. a second through hole; 802. a third groove; 9. a valve seat.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1-6, the two-piece ceramic ball valve of the present invention comprises a valve body 1, a limiting component 4, and a cleaning port 7, wherein the valve body 1 is a hollow structure, a valve cover 2 is installed at one end of the valve body 1, the cleaning port 7 is installed at one side surface of the valve body 1, a ball 8 is installed inside the valve body 1, a second through hole 801 is horizontally formed in the ball 8, a third groove 802 is formed at the top of the ball 8, a valve seat 9 is installed at the opening at both sides of the ball 8, a support 3 is installed at the upper end of the valve body 1, a first baffle 301 is installed at the top of the support 3, the limiting component 4 is installed at the side wall of the support 3, a valve rod 5 is rotatably fitted in the support 3, a first joint 501 is installed at the upper end of the valve rod 5, a wrench 6 is sleeved on the first joint 501, a second baffle 601 is installed at the lower end, the pull rod 604 is connected with a connecting rod 605, one end of the connecting rod 605 is rotatably connected with a rotating rod 607 through a rotating pin 606, the rotating rod 607 is rotatably connected with an L-shaped rod 608, the lower end part of the valve rod 5 is provided with a second connector 502, and the second connector 502 is arranged in a third groove 802;

the limiting component 4 comprises a first groove 401 and a second groove 402, a spring 403 is fixedly connected to the inner wall of the bottom end of the first groove 401, a control block 404 is fixedly connected to one end of the spring 403, a shift lever 405 is fixedly connected to one side of the control block 404, a slide block 409 is fixed to one end of the control block 404, which is far away from the handle rod, the slide block 409 is slidably connected to the inside of a sliding groove formed in the side wall of the support 3, the shift lever 405 is slidably fitted in the second groove 402, a shift block 406 is fixedly connected to one end of the shift lever 405, a connecting rod 605 is connected to one end of the shift block 406, which is far away from the shift lever 405, a support rod 407 is fixedly connected to the upper end of the control block 404, a limiting block 408 is fixedly connected to the upper end of the support rod 407, firstly, under the elastic force of the spring 403, the limiting block 408, the shifting block 406 drives the control block 404 downwards through the shifting rod 405, and the limiting block 408 at the upper end of the control block 404 is completely moved into the first groove 401 through the compression spring 403, at the moment, the wrench 6 can drive the valve rod 5 to rotate, and the limiting part 4 is used for limiting the wrench 6, so that unnecessary economic loss caused by accidental opening or closing of the two-piece ceramic ball valve due to the fact that the wrench 6 is accidentally touched in the actual use process is reduced, the safety of the two-piece ceramic ball valve is improved, and meanwhile, the safety consciousness of operators is also improved; the pull rod 604 is arranged to facilitate pushing by a worker, so as to adjust the position of the control block 404. When pushing the pull rod 604 and moving down, the connecting rod can move along with the pull rod, when the pull rod 604 rotates down, the pull rod 604 can drive the connecting rod 605 to push down obliquely, and then the connecting rod 605 drives the L rod 608 to move down through the rotating rod 607, the L rod 608 can drive the shifting block 406 to move down, the shifting block synchronous motion control block 404 moves down, and then the control block 404 drives the limiting block 408 to break away from the second baffle 601, the wrench 6 is rotated, so that the connecting rod 605 rotates along with the wrench 6 synchronously, at this moment, the rotating rod 607 can rotate inside the L rod 608.

The cleaning port 7 comprises a first through hole 701, a cylinder 702 is fixedly installed in the first through hole 701, the interior of the valve body 1 can be directly observed through the cylinder 702, the interior of the valve body 1 can be cleaned under the condition that the two-piece ceramic ball valve is not disassembled, the later maintenance of the two-piece ceramic ball valve is facilitated, the service life of the two-piece ceramic ball valve is prolonged, in addition, when the two-piece ceramic ball valve is closed, a small amount of medium in a pipeline can be carried by the ball 8, if the two-piece ceramic ball valve is closed for a long time, the medium carried by the ball 8 can be chemically changed or deteriorated, when the two-piece ceramic ball valve is opened again, the medium carried by the ball 8 can pollute the medium in the pipeline, the medium carried by the ball 8 can be timely cleaned through the cylinder 702, the problem can be avoided, and a large problem existing in the use of the two-piece ceramic ball valve is solved, one end of the cylinder 702 is sleeved with a sealing cover 703, the sealing cover 703 is in threaded fit with the cylinder 702, and the inner wall of the bottom of the sealing cover 703 is provided with a rubber pad 704, so that the sealing effect is improved.

The valve cover 2 is of a hollow structure, the valve cover 2 is communicated with the interior of the valve body 1 to play a role in circulating media, the basic function of the valve is achieved, the support 3 is of a hollow structure, openings are formed in the upper end portion and the lower end portion of the support 3, and the support 3 is communicated with the interior of the valve body 1.

The second through hole 801 runs through the center of the sphere 8, the third groove 802 does not run through the second through hole 801, the third groove 802 is fixedly connected with the second connector 502, the effect of driving the sphere 8 to rotate through the valve rod 5 is achieved, and the opening and closing functions of the ball valve are achieved.

First baffle 301 cross section is fan-shaped structure, first baffle 301 cambered surface corresponds the angle and is 90 degrees, second baffle 601 cross section structure is the same with the structure of first baffle 301 cross section, second baffle 601 cross sectional area equals with the area of first baffle 301 cross section, first baffle 301 height is the same with second baffle 601's height, two baffles mutually support, play the restriction to two formula ceramic ball valve rotation angle, the accuracy of operation has been improved, the error in the operation has been reduced.

6 top centers of spanner are equipped with the square hole, and square hole cross sectional structure is the same with the first structure that connects 501 cross sections, and square hole cross sectional area equals with the first area that connects 501 cross sections, and the thickness of spanner 6 equals with first height that connects 501, makes spanner 6 can drive valve rod 5 better rotatory, improves valve switch's stability, is favorable to promoting the work efficiency when using.

The diameter of the spring 403 is larger than the width of the second groove 402, the width of the second groove 402 is smaller than the width of the control block 404, the width of the second groove 402 is smaller than the width of the shifting block 406, and the width of the second groove 402 is larger than the width of the shifting rod 405, so that the stability of the limiting component 4 is improved.

When the two-piece ceramic ball valve is used, firstly, the sealing cover 703 can be unscrewed, the interior of the valve body 1 can be directly observed through the cylinder 702, the interior of the valve body 1 can be cleaned under the condition that the two-piece ceramic ball valve is not detached, the later maintenance of the two-piece ceramic ball valve is convenient, the service life of the two-piece ceramic ball valve is prolonged, in addition, when the two-piece ceramic ball valve is closed, a small amount of medium in a pipeline can be carried by the ball 8, if the two-piece ceramic ball valve is closed for a long time, the medium carried by the ball 8 can be chemically changed or deteriorated, when the two-piece ceramic ball valve is opened again, the medium carried by the ball 8 can possibly cause pollution to the medium in the pipeline, the medium carried by the ball 8 can be timely cleaned through the cylinder 702, the problems can be avoided, then, one problem existing in the use of the two-piece ceramic ball valve is solved, then, stopper 408 can surpass the support 3 top, second baffle 601 on the spanner 6 can be blockked by stopper 408, spanner 6 can't drive valve rod 5 and rotate, finally, shift block 406 slides with the hand, shift block 406 drives control block 404 downwards through driving lever 405, through compression spring 403, make the stopper 408 of control block 404 upper end move completely to first recess 401 in, at this moment, spanner 6 can drive valve rod 5 and rotate, restrict 6 departments of spanner through using stop part 4, the in-process of the actual use has been reduced, because of spanner 6 is touched carelessly, two formula ceramic ball valves are opened or are closed by accident, the performance of two formula ceramic ball valves has been improved.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.