CN206723586U - A kind of ceramic ball valve - Google Patents

A kind of ceramic ball valve Download PDF

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Publication number
CN206723586U
CN206723586U CN201720401703.4U CN201720401703U CN206723586U CN 206723586 U CN206723586 U CN 206723586U CN 201720401703 U CN201720401703 U CN 201720401703U CN 206723586 U CN206723586 U CN 206723586U
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China
Prior art keywords
valve
flange
ball valve
ceramic ball
electrical heating
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CN201720401703.4U
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Chinese (zh)
Inventor
厉勇
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China Petroleum and Chemical Corp
Sinopec Dalian Research Institute of Petroleum and Petrochemicals
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China Petroleum and Chemical Corp
Sinopec Dalian Research Institute of Petroleum and Petrochemicals
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Priority to CN201720401703.4U priority Critical patent/CN206723586U/en
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Abstract

The utility model discloses a kind of ceramic ball valve.The ceramic ball valve includes valve body, valve rod and the valve element and valve seat that are arranged on valve body, the valve rod and is connected through valve body with valve element, the valve element and valve seat snug fit;The ceramic ball valve also includes electrical heating controller, temperature sensor and electrical heating sleeve pipe, the electric heating cover pipe sleeve is located at the periphery of valve seat and valve element, the temperature sensor and electrical heating casing-contact are connected, the temperature sensor electrically connects with the signal input part of electrical heating controller, and the electric heating cover pipe sleeve electrically connects with the output port of power source of electrical heating controller.The temperature difference of ball valve ceramic component and thermal shock logistics can be reduced or eliminated in the ceramic ball valve, make ball valve can heat-resisting logistics impact, prevent that ceramic component ftractures in the case where hot logistics is impacted.

Description

A kind of ceramic ball valve
Technical field
It the utility model is related to a kind of valve body, more particularly to a kind of ceramic ball valve of heat shock resistance.
Background technology
The appearance of ceramic ball valve, greatly solves the valve of high abrasiveness gas-solid fluid and the fluid liquid containing wear particle Wear problem, good application is all obtained under the high-low pressure operating mode of such pumped (conveying) medium.At present, common ceramic ball valve is all It is that valve seat, spheroid use ceramic material, housing uses metal material, seal approach is taken between ceramic trim and metal shell, This structure is only used for wear-resisting operating mode and deep-etching operating mode.Existing improved method focus mostly in force structure improvement and change Type, and improvement and the remodeling of sealing.
Such as CN105114650A discloses a kind of high-performance ceramic ball valve, the ceramic ball valve includes valve made of ceramics Seat, spheroid, valve rod, valve body bushing, stuffing-box, valve seat bush and valve body, bonnet, fastener, handle made of metal material Seat, drive shaft, filler pressing sleeve, hold-down grid;The valve seat bush is provided with an inner bore of step, the external diameter of the inner bore of step with Bonnet inner hole connects, and the interior warp of the inner bore of step is provided with multiple tracks bullet with the cylindrical mating connection of valve seat afterbody, its junction Property sealing ring.By the improvement to ball valve inner sealing, make it possible to preferably adapt to deep-etching operating mode.
But existing ceramic ball valve material mainly uses zirconium oxide, and zirconium oxide thermal shock resistance is poor, thermal shock test No more than 130 DEG C.If the applying working condition conveying logistics of ball valve institute has the characteristics of interval thermal shock, hot logistics and ball valve ceramic component Temperature difference is more than 130 DEG C, then ceramic ball valve can not use, and otherwise ceramic component can ftracture because of thermal shock, and serious leak occurs, And then can not be continuing with, the application of ceramic ball valve is limited, it is may not apply to the control of high temperature long pause thermal material In system.Therefore, the resistance to sudden heating of ceramic ball valve how is effectively improved, is always the problem of ceramic ball valve engineer applied.
Utility model content
In view of the shortcomings of the prior art, the utility model provides a kind of ceramic ball valve.The ceramic ball valve can reduce or Eliminate the temperature difference of ball valve ceramic component and thermal shock logistics, make ball valve can heat-resisting logistics impact, prevent from making pottery in the case where hot logistics is impacted Porcelain component ftractures.
The utility model provides a kind of ceramic ball valve, and it includes valve body, valve rod and the valve element and valve seat that are arranged on valve body, The valve rod is connected through valve body with valve element, the valve element and valve seat snug fit;It is characterized in that:The ceramic ball valve also includes Electrical heating controller, temperature sensor and electrical heating sleeve pipe, the electric heating cover pipe sleeve is located at the periphery of valve seat and valve element, described Temperature sensor and electrical heating casing-contact are connected, and the signal input part of the temperature sensor and electrical heating controller is electrically connected Connect, the electrical heating sleeve pipe electrically connects with the output port of power source of electrical heating controller.
Thermally protective sleeving is provided between the electrical heating sleeve pipe and valve seat and valve element.
The ceramic ball valve includes first flange, second flange and valve body, and the valve body is set in electrical heating The periphery of sleeve pipe, the first flange, second flange positioned at the both sides of valve body and are covered in the outside of the valve seat respectively.
The inner edge of the first flange and second flange is recessed to form concave station, and the concave station is covered in the outer of the valve seat Portion.
The first pad, the second flange and the electric heating cover are provided between the first flange and electrical heating sleeve pipe The second pad is provided between pipe.
The ceramic ball valve include be arranged on the first self-tightening mechanism between valve seat and first flange and be arranged on valve seat and The second self-tightening mechanism between second flange, the first self-tightening mechanism include the first sealing ring, the second self-tightening mechanism bag Include the second sealing ring.
The first self-tightening mechanism also includes the first self-tightening disc spring, and the inner edge of first sealing ring is provided with first annular Projection, the first self-tightening disc spring are fastened in first annular projection, and the first self-tightening disc spring is located at first flange and valve seat Between;
The second self-tightening mechanism also includes the second self-tightening disc spring, and the inner edge of second sealing ring is provided with the second annular Projection, the second self-tightening disc spring are fastened on the second annular protrusion, and the second self-tightening disc spring ring is located at second flange and valve Between seat.
Be provided with the first elastic seal ring between the first annular raised and first flange, second annular protrusion with The second elastic seal ring is provided between second flange.
The outer rim of first sealing ring is provided with the 3rd annular protrusion, the 3rd annular protrusion and first annular raised difference Positioned at the both sides of the first sealing ring, the first ring material filler is provided between the 3rd annular protrusion and valve seat;
The outer rim of second sealing ring is provided with fourth annular projection, and fourth annular is raised to be distinguished with the second annular protrusion Positioned at the both sides of the second sealing ring, the fourth annular is raised to be provided with the second ring material filler between valve seat.
The valve body sets entrance hole and wire hole, two terminals of the electrical heating sleeve pipe to pass through two electric wires Electrically connected with the output port of power source of electrical heating controller, two electric wires are each passed through entrance hole and wire hole;The temperature passes Sensor is connected by sensing electric wire with electrical heating controller, and the sensing electric wire passes through entrance hole or wire hole.
Compared with prior art, it is of the present utility model to have the following advantages that:
(1)Ceramic ball valve of the present utility model, electrically heated mode is introduced in ball valve internal structure, is reduced or eliminated The temperature difference of thermal shock logistics and ceramic cartridge, and using electrical heating controller control ball valve internal temperature, make ball valve heat-resisting Logistics is impacted, and prevents that ceramic component ftractures in the case where hot logistics is impacted.
(2)Ceramic ball valve of the present utility model is especially suitable for the intermittent fever logistics of fluid containing solid particle.
Brief description of the drawings
Fig. 1 is the schematic diagram of ceramic ball valve of the present utility model;
Fig. 2 is the partial schematic diagram of Fig. 1 ceramic ball valve;
Reference:11- valve bodies, 12- first flanges, 13- second flanges, 2- valve rods, 3- valve elements, 4- valve seats, 5- Electrical heating controller, 6- electrical heating sleeve pipes, 7- thermally protective sleevings, the pads of 8- first, the sealing rings of 91- first, 92- the first self-tightening dish Spring, the elastic seal rings of 93- first, 94- the first ring material fillers, 10- runners.
Embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below Embodiment is used to illustrate the technical solution of the utility model, but is not limited to the scope of protection of the utility model.
As illustrated in fig. 1 and 2, ceramic ball valve of the present utility model, it includes valve body, valve rod 2 and the valve element 3 for being arranged on valve body With valve seat 4, valve rod 2 is connected through valve body with valve element 3, valve element 3 and the snug fit of valve seat 4;It is characterized in that:The ceramic ball valve is also Including electrical heating controller 5, temperature sensor and electrical heating sleeve pipe 6, electrical heating sleeve pipe 6 is set in the outer of valve seat 4 and valve element 3 Enclose, temperature sensor is contacted or connected with electrical heating sleeve pipe 6, the signal input part electricity of temperature sensor and electrical heating controller 5 Connection, electrical heating sleeve pipe 6 electrically connect with the output port of power source of electrical heating controller 5.Ceramic ball valve also includes runner 10.
In order that the valve seat 4 and valve element 3 inside ball valve, electrical heating sleeve pipe are passed to caused by the jacketed pipe of electricity even heat Thermally protective sleeving 7 is provided between 6 and valve seat 4 and valve element 3, so as to ensure that the temperature inside ball valve meets sets requirement, furthermore, Thermally protective sleeving 7 can also protect electrical heating sleeve pipe 6, so as not to physical impact etc..
In a kind of embodiment of the present utility model, ceramic ball valve includes first flange 12, second flange 13 and valve body Main body 11, valve body 11 are set in the periphery of electrical heating sleeve pipe 6, and first flange 12, second flange 13 are located at valve body master respectively The both sides of body 11 and cover in the outside of valve seat 4.The inner edge of first flange 12 and second flange 13 is recessed to form concave station, concave station lid Close in the outside of valve seat 4.The first pad 8, second flange 13 and electrical heating are provided between first flange 12 and electrical heating sleeve pipe 6 The second pad is provided between sleeve pipe 6.
In a kind of embodiment of the present utility model, ceramic ball valve includes being arranged between valve seat 4 and first flange 12 The first self-tightening mechanism and the second self-tightening mechanism for being arranged between valve seat 4 and second flange 13, the first self-tightening mechanism include the One sealing ring 91, the second self-tightening mechanism include the second sealing ring, so can prevent valve seat 4 and first flange by sealing ring 12nd, the leakage between second flange 13.
The displacement of valve element 3 and valve seat 4 caused by order to compensate thermal shock, the first self-tightening mechanism also include the first self-tightening disc spring 92, the inner edge of the first sealing ring 91 is provided with first annular projection, and the first self-tightening disc spring 92 is fastened in first annular projection, the One self-tightening disc spring 92 is between first flange 12 and valve seat 4;Second self-tightening mechanism also includes the second self-tightening disc spring, the second sealing The inner edge of ring is provided with the second annular protrusion, and the second self-tightening disc spring is fastened on the second annular protrusion, the second self-tightening disc spring ring position Between second flange 13 and valve seat 4.So, valve can be dynamically compensated for by the first self-tightening disc spring 92, the second self-tightening disc spring The displacement of core 3 and valve seat 4, prevent ceramic ball valve internal leakage caused by logistics thermal pressure and impact.As preferable embodiment party Formula, the first elastic seal ring 93, the second annular protrusion and second flange are provided between first annular projection and first flange 12 The second elastic seal ring is provided between 13.So can further seal sealing ring and the with first flange 12, second flange 13 gap, prevent ceramic ball valve internal leakage caused by logistics thermal pressure and impact.
The outer rim of first sealing ring 91 is provided with the 3rd annular protrusion, the 3rd annular protrusion and first annular raised position respectively In the both sides of the first sealing ring 91, the first ring material filler 94 is provided between the 3rd annular protrusion and valve seat 4;Second sealing ring Outer rim is provided with fourth annular projection, and fourth annular projection is located at the both sides of the second sealing ring with the second annular protrusion respectively, the The second ring material filler is provided between four annular protrusions and valve seat 4.So can further it be formed between valve seat 4 and sealing ring Sealing, it is multi-sealed so as to form, prevent ceramic ball valve internal leakage caused by logistics thermal pressure and impact.
Valve body 11 sets entrance hole and wire hole, and two terminals of electrical heating sleeve pipe 6 pass through two electric wires and electricity The output port of power source electrical connection of heating controller 5, two electric wires are each passed through entrance hole and wire hole;Temperature sensor passes through Sensing electric wire is connected with electrical heating controller 5, and sensing electric wire passes through entrance hole or wire hole.
Electrical heating controller can use the conventional controller that can regulate and control heating-up temperature, for example, can be that hard moral is automatic Change technology (Shanghai) Co., Ltd.(jetter)The js3000@of production.
Electroceramics ball valve working condition of the present utility model is as follows:
At work, temperature sensor detects ball valve internal temperature and observed temperature signal is sent into electrical heating controller 5, Observed temperature compared with design temperature, is then controlled the heating amount of electrical heating sleeve pipe 6 and switch etc. by electrical heating controller 5, So as to maintain ball valve internal temperature, the temperature difference of ball valve ceramic component and thermal shock logistics is reduced or eliminated, avoids logistics thermal shock Caused by internal leakage the problems such as.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc., the utility model should be included in Protection domain within.

Claims (10)

1. a kind of ceramic ball valve, it includes valve body, valve rod and the valve element and valve seat that are arranged on valve body, the valve rod through valve body with Valve element connects, the valve element and valve seat snug fit;It is characterized in that:The ceramic ball valve also includes electrical heating controller, temperature Sensor and electrical heating sleeve pipe, the electric heating cover pipe sleeve are located at the periphery of valve seat and valve element, and the temperature sensor adds with electricity Thermal sleeve contacts or connection, the temperature sensor electrically connect with the signal input part of electrical heating controller, the electric heating cover Pipe electrically connects with the output port of power source of electrical heating controller.
2. ceramic ball valve according to claim 1, it is characterised in that:Set between the electrical heating sleeve pipe and valve seat and valve element It is equipped with thermally protective sleeving.
3. ceramic ball valve according to claim 1, it is characterised in that:The ceramic ball valve includes first flange, the second method Blue and valve body, the valve body are set in the periphery of electrical heating sleeve pipe, and the first flange, second flange are located at respectively The both sides of valve body and cover in the outside of the valve seat.
4. ceramic ball valve according to claim 3, it is characterised in that:The inner edge depression of the first flange and second flange Concave station is formed, the concave station is covered in the outside of the valve seat.
5. the ceramic ball valve according to claim 3 or 4, it is characterised in that:Between the first flange and electrical heating sleeve pipe The first pad is provided with, the second pad is provided between the second flange and the electrical heating sleeve pipe.
6. ceramic ball valve according to claim 3, it is characterised in that:The ceramic ball valve includes being arranged on valve seat and first The first self-tightening mechanism between flange and the second self-tightening mechanism being arranged between valve seat and second flange, the first self-tightening machine Structure includes the first sealing ring, and the second self-tightening mechanism includes the second sealing ring.
7. ceramic ball valve according to claim 6, it is characterised in that:The first self-tightening mechanism also includes the first self-tightening dish Spring, the inner edge of first sealing ring are provided with first annular projection, and the first self-tightening disc spring is fastened in first annular projection On, the first self-tightening disc spring is between first flange and valve seat;
The second self-tightening mechanism also includes the second self-tightening disc spring, and the inner edge of second sealing ring is provided with the second convex annular Rise, the second self-tightening disc spring is fastened on the second annular protrusion, and the second self-tightening disc spring ring is located at second flange and valve seat Between.
8. ceramic ball valve according to claim 7, it is characterised in that:Set between the first annular raised and first flange The first elastic seal ring is equipped with, the second elastic seal ring is provided between second annular protrusion and second flange.
9. the ceramic ball valve according to claim 7 or 8, it is characterised in that:The outer rim of first sealing ring is provided with Three annular protrusions, the 3rd annular protrusion and the first annular raised both sides for being located at the first sealing ring respectively, the 3rd convex annular Rise and the first ring material filler is provided between valve seat;
The outer rim of second sealing ring is provided with fourth annular projection, and fourth annular projection is located at respectively with the second annular protrusion The both sides of second sealing ring, the fourth annular is raised to be provided with the second ring material filler between valve seat.
10. the ceramic ball valve according to any one in claim 1-4,6-8, it is characterised in that:The valve body is set Entrance hole and wire hole are put, two terminals of the electrical heating sleeve pipe are defeated by the power supply of two electric wires and electrical heating controller Exit port electrically connects, and two electric wires are each passed through entrance hole and wire hole;The temperature sensor is added by sensing electric wire with electricity Heat controller connects, and the sensing electric wire passes through entrance hole or wire hole.
CN201720401703.4U 2017-04-18 2017-04-18 A kind of ceramic ball valve Active CN206723586U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720401703.4U CN206723586U (en) 2017-04-18 2017-04-18 A kind of ceramic ball valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720401703.4U CN206723586U (en) 2017-04-18 2017-04-18 A kind of ceramic ball valve

Publications (1)

Publication Number Publication Date
CN206723586U true CN206723586U (en) 2017-12-08

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720401703.4U Active CN206723586U (en) 2017-04-18 2017-04-18 A kind of ceramic ball valve

Country Status (1)

Country Link
CN (1) CN206723586U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109058337A (en) * 2018-08-01 2018-12-21 博深工具股份有限公司 A kind of floating structure train brake plate of abnormal shape disc spring connection
US20190368633A1 (en) * 2018-05-30 2019-12-05 Itt Manufacturing Enterprises Llc Internally heated valves

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20190368633A1 (en) * 2018-05-30 2019-12-05 Itt Manufacturing Enterprises Llc Internally heated valves
WO2019231590A1 (en) * 2018-05-30 2019-12-05 Itt Manufacturing Enterprises Llc Internally heated valves
CN109058337A (en) * 2018-08-01 2018-12-21 博深工具股份有限公司 A kind of floating structure train brake plate of abnormal shape disc spring connection

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