CN114251463B - Full-lining ceramic angle valve - Google Patents
Full-lining ceramic angle valve Download PDFInfo
- Publication number
- CN114251463B CN114251463B CN202210190592.2A CN202210190592A CN114251463B CN 114251463 B CN114251463 B CN 114251463B CN 202210190592 A CN202210190592 A CN 202210190592A CN 114251463 B CN114251463 B CN 114251463B
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- valve
- valve seat
- cavity
- driving
- ceramic
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
- F16K27/0272—Construction of housing; Use of materials therefor of lift valves valves provided with a lining
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/08—Guiding yokes for spindles; Means for closing housings; Dust caps, e.g. for tyre valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
- F16K31/047—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor characterised by mechanical means between the motor and the valve, e.g. lost motion means reducing backlash, clutches, brakes or return means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/53—Mechanical actuating means with toothed gearing
- F16K31/54—Mechanical actuating means with toothed gearing with pinion and rack
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K41/00—Spindle sealings
- F16K41/02—Spindle sealings with stuffing-box ; Sealing rings
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
- G01L19/0007—Fluidic connecting means
Abstract
The invention discloses a full-lining ceramic angle valve, which relates to the technical field of valves, wherein a valve body is provided with a side flange and a bottom flange, a bottom valve seat is arranged in a central hole of the bottom flange, an upper valve seat is arranged at the top of the valve body, the center of the bottom of the upper valve seat extends into a central cavity of the valve body to form an upper valve seat valve cavity, a gap is formed between the outer wall of the upper valve seat valve cavity and the inner wall of the valve body, a driving table is arranged at the other side of the valve body, one end of the driving table, which is positioned in the central cavity of the valve body, is erected on a driving table sleeve, a cylindrical valve core vertically penetrating through the bottom end of the upper valve seat is arranged in the upper valve seat valve cavity, the outline of the bottom end of the cylindrical valve core is matched with the shape of the central hole of the bottom valve seat, and the top end of the cylindrical valve core is connected with a gear transmission device. The cylindrical valve core is driven by the gear transmission device coated in the valve cavity of the upper valve seat and slides up and down in the valve cavity to open and close the sealing surface of the central hole of the bottom valve seat, and high-speed fluid media cannot directly erode and cavitate the valve rod and the valve core, so that absolute protection for the interior of the valve body is formed.
Description
Technical Field
The invention relates to the technical field of valves, in particular to a full-lining ceramic angle valve.
Background
Traditional angle valve all is at the top installation straight stroke executor, and the valve rod hangs out longer in the valve pocket, and the case is installed in the valve rod bottom and adjusts the sealed face of case and disk seat's throttle area along with valve rod up-and-down reciprocating motion, realizes the control to angle valve flow, but following technical problem that this kind of structure can meet often in practical application:
firstly, high-speed fluid can seriously erode the interior of the valve body, the valve rod, the valve core and other parts, so that the valve rod and the valve core are seriously abraded, and even the valve body leaks. The valve rod can vibrate due to high-speed impact or fluctuation of fluid, when the valve is closed completely, the valve rod is suspended to the longest extent, the valve core at the end of the valve rod vibrates most strongly at the moment, and high-frequency collision is generated between the valve core and a valve seat, so that the valve core or the valve seat can be damaged.
Secondly, when the valve needs to be repaired, the linear actuator and the valve cover which are arranged at the top end and have large size and weight must be integrally disassembled. On part of stations, the top end space is limited, and the straight stroke actuator is often subjected to the situation of exceeding the standard in height, so that the mounting difficulty is easily caused.
Disclosure of Invention
The invention aims to solve the problems of erosion, vibration, superelevation and the like of the traditional angle valve at present, and provides a full-lining ceramic angle valve with good erosion resistance and vibration reduction performance.
The invention adopts the following technical scheme: a full-lining ceramic angle valve comprises a valve body, wherein a side flange and a bottom flange are respectively arranged at one side and the bottom of the valve body, and a bottom valve seat is arranged in a central hole of the bottom flange; an upper valve seat is arranged at the top of the valve body, the bottom center of the upper valve seat extends into the central cavity of the valve body to form an upper valve seat valve cavity, and a gap is formed between the outer wall of the upper valve seat valve cavity and the inner wall of the valve body; the other side of the valve body is provided with a driving table, one end of the driving table, which is positioned in the central cavity of the valve body, is erected on a driving table sleeve, and the driving table sleeve is arranged on the outer wall of the valve cavity of the upper valve seat; a cylindrical valve core vertically penetrating through the bottom end of the upper valve seat is arranged in the upper valve seat valve cavity, and the bottom end profile of the cylindrical valve core is matched with the shape of a central hole of the bottom valve seat; the top end of the cylindrical valve core is connected with a gear transmission device, and the gear transmission device drives the cylindrical valve core to slide up and down so as to open and close the central hole of the bottom valve seat.
As an optimized scheme, the gear transmission device comprises a valve rod and a driving shaft, the bottom of the valve rod is connected to the top of the cylindrical valve core through a fastener, a radial through hole is formed in the valve rod, and longitudinal racks are correspondingly paved on the inner wall of the front side and/or the inner wall of the rear side of the radial through hole; one end of the driving shaft is matched with the hole width of the radial through hole and horizontally penetrates into the radial through hole, the outer wall of the end of the driving shaft is provided with convex teeth meshed with the longitudinal rack, and the other end of the driving shaft horizontally penetrates through the driving table and extends outwards and is fixedly connected with the outer side of the driving table through a pressing plate.
Preferably, a counter bore is formed in the inner wall of the valve cavity of the upper valve seat, and one end portion, located in the radial through hole, of the driving shaft extends forwards and is located in the counter bore.
As an optimized scheme, a stuffing box is arranged between the driving shaft and the driving platform, and stuffing in the stuffing box is fixed in a cavity of the stuffing box through a stuffing presser foot arranged on the inner side of the pressing plate.
As an optimized scheme, the top end of the upper valve seat is detachably connected with an upper valve cover, and a pressure detection device is arranged on the upper valve cover.
As an optimized scheme, a ceramic sheath with an opening at the bottom is sleeved outside the upper valve seat valve cavity.
As an optimized scheme, sealing rings are arranged between the cylindrical valve core and the bottom end of the upper valve seat and between the cylindrical valve core and the open holes of the ceramic sheath.
As an optimized scheme, the inner walls of the side flange and the bottom flange are provided with ceramic lining surfaces, the inner wall of the valve body is also provided with the ceramic lining surfaces, and the ceramic lining surfaces are tightly attached to the end edges of the ceramic sheath and the bottom valve seat.
Compared with the prior art, the fully-lined ceramic angle valve has the advantages that: the cylindrical valve core in the full-lining ceramic angle valve is driven by the gear transmission device coated in the valve cavity of the upper valve seat and slides up and down in the valve cavity chamber to open and close the sealing surface of the central hole of the bottom valve seat, and high-speed fluid medium cannot directly erode and cavitate to the valve rod and the valve core, so that absolute protection for the interior of the valve body is formed. Adopt the side to adorn the drive table and connect outside driving motor simultaneously, the structure innovation, the size is compact, and is more durable than traditional angle valve on the occasion that the erosion is stronger.
Drawings
FIG. 1 is a schematic structural view of an embodiment of a fully lined ceramic angle valve of the present invention;
FIG. 2 is a schematic plan view of the face A-A of the gear assembly of the present invention;
the valve comprises a valve body 1, a side flange 2, a bottom flange 3, a bottom valve seat 4, an upper valve seat 5, an upper valve seat valve cavity 6, a driving table 7, a driving table sleeve 8, a cylindrical valve core 9, a valve rod 10, a driving shaft 11, a fastening piece 12, a radial through hole 13, a longitudinal toothed rail 14, a convex tooth 15, a pressing plate 16, a counter bore 17, a packing box 18, a packing presser foot 19, an upper valve cover 20, a pressure detection device 21, a ceramic sheath 22, a sealing ring 23 and a ceramic lining surface 24.
Detailed Description
Hereinafter, in order to facilitate the technical solution of the present invention for those skilled in the art to understand, further description will be made with reference to the accompanying drawings. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention.
In the following detailed description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of the embodiments of the invention. It may be evident, however, that one or more embodiments may be practiced without these specific details. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
The first embodiment is as follows:
please refer to fig. 1, which is a schematic structural diagram of a full-lining ceramic angle valve of the present invention, the full-lining ceramic angle valve includes a valve body 1, a side flange 2 and a bottom flange 3 are respectively disposed at one side and the bottom of the valve body 1, a bottom valve seat 4 is disposed in a central hole of the bottom flange 3, an upper valve seat 5 is disposed at the top of the valve body 1, a bottom center of the upper valve seat 5 extends into the central cavity of the valve body 1 to form an upper valve seat valve cavity 6, a gap exists between an outer wall of the upper valve seat valve cavity 6 and an inner wall of the valve body 1, a fluid medium flows through the side flange 2, passes through the gap between the outer wall of the upper valve seat valve cavity 6 and the inner wall of the valve body 1, and flows out from the central hole of the bottom valve seat 4, thereby forming a passage for the fluid medium to flow. The other side of the valve body 1 is provided with a driving platform 7, one end of the driving platform 7, which is positioned in the central cavity of the valve body 1, is erected on a driving platform sleeve 8, and the driving platform sleeve 8 is arranged on the outer wall of the upper valve seat valve cavity 6. Wherein, the upper valve base valve cavity 6 is internally provided with a cylindrical valve core 9 vertically penetrating the bottom end of the upper valve base 5, the bottom end profile of the cylindrical valve core 9 is matched with the shape of the central hole of the bottom valve base 4, and the end surface of the cylindrical valve core 9 can be attached to the sealing surface of the central hole of the bottom valve base 4 and can be used for opening or closing a fluid channel. The top end of the cylindrical valve core 9 is connected with a gear transmission device, and the gear transmission device is used for driving the cylindrical valve core 9 to slide up and down so as to open and close the sealing surface of the central hole of the bottom valve seat 4.
As shown in fig. 2, which is a schematic plan view of a plane a-a of the gear transmission device of the present invention, in this embodiment, the gear transmission device includes a valve rod 10 and a driving shaft 11, and the valve rod 10 is located in the valve chamber 6 of the upper valve seat, so that the high-speed fluid does not directly erode or cavitate the valve rod 10, thereby forming an absolute protection. The bottom of the valve stem 10 is connected to the top of the cylindrical valve core 9 by a fastener 12. The valve rod 10 is provided with a radial through hole 13, and the front or rear inner wall of the radial through hole 13 is correspondingly provided with a longitudinal rack 14, of course, the front and rear sides of the radial through hole 13 can be provided with the longitudinal racks 14. One end of the driving shaft 11 penetrates into the radial through hole 13, the outer diameter of the end is matched with the hole width of the radial through hole 13, a convex tooth 15 meshed with the longitudinal rack 14 is arranged on the outer wall of the end, the other end of the driving shaft 11 horizontally penetrates through the driving table 7 and extends outwards, a stroke actuator is externally connected to the end of the end, and the stroke actuator can be a common driving motor and the like. The drive shaft 11 is fixedly connected to the outside of the drive table 7 by a pressure plate 16. When the stroke actuator drives the driving shaft 11 to rotate, the longitudinal rack 14 and the convex teeth 15 drive the gear to drive the valve rod 10 to slide up and down, and further drive the cylindrical valve core 9 to slide up and down.
In this embodiment, as shown in figure 1, the valve is arranged with 3 major axes, namely a fluid flow axis a, a flow axis b and a valve actuator drive axis c, the flow axis a and the flow axis b being arranged at a generally 90 ° angle and the flow axis b and the actuator drive axis c being at a generally 90 ° angle. The side flange 2 takes the flow axis a as a central line, the valve body 1, the bottom flange 3, the bottom valve seat 4, the upper valve seat 5 and the upper valve seat valve cavity 6 take the flow axis b as a central line, and the driving table 7, the driving shaft 11 and the driving table sleeve 8 take the actuator driving axis c as a central line. The upper valve seat valve cavity 6 extends downwards to the bottom end face and is lower than the flow axis a, so that the suspension length of the valve core can be reduced, and the aims of reducing direct scouring and cavitation of high-speed flowing media on the valve core are fulfilled.
With reference to fig. 1, a counter bore 17 is formed in the inner wall of the upper valve seat chamber 6, and an end portion of the driving shaft 11 located in the radial through hole 13 extends forward and is located in the counter bore 17, so that the torque generated by the rotation of the driving motor is completely converted into the torsional force of the driving shaft 11, and the stability of the rotation of the driving shaft 11 is improved.
In addition, in the present embodiment, a stuffing box 18 is further provided between the driving shaft 11 and the driving table 7, and the stuffing in the stuffing box 18 is fixed in a cavity of the stuffing box 18 by a stuffing presser 19 provided inside the pressing plate 16.
Meanwhile, in the present embodiment, the top end of the upper valve seat 5 is detachably connected to an upper valve cover 20, and a pressure detection device 21 is disposed on the upper valve cover 20, where the pressure detection device 21 may be a pressure gauge or other existing equipment. When the internal pressure of the valve body 1 exceeds the set range, the pressure detection device 21 can give a warning to remind that the sealing effect in the valve body 1 is insufficient, and the valve is safe and reliable. Meanwhile, the upper valve cover 20 can be detached at any time, so that preliminary problem confirmation and maintenance can be performed only by detaching the upper valve cover 20 under the condition that the stroke actuator is not detached, and the device is simple and convenient.
In addition, in order to further enhance the wear-resistant and corrosion-resistant effects of the present invention, the inner walls of the side flange 2 and the bottom flange 3 are provided with ceramic linings 24, and the inner wall of the valve body 1 is also provided with the ceramic linings 24.
Example two:
the difference between this embodiment and the first embodiment is that, in this embodiment, a ceramic sheath 22 with an opening at the bottom is sleeved outside the upper valve seat and the valve cavity 6. The ceramic sheath 22 may further protect the upper seat 5 from high velocity fluid from severely eroding or cavitating the outer surface of the upper seat 5, which may cause damage to the outer surface of the upper seat 5. The ceramic sheath 22 is made of ceramic materials, and has better wear-resistant and corrosion-resistant effects. In this embodiment, a sealing ring 23 is further disposed between the cylindrical valve core 9 and the bottom end of the upper valve seat 5 and the opening of the ceramic sheath 22, and the sealing ring 23 can prevent a fluid medium from flowing into the valve cavity 6 of the upper valve seat. It should be noted that, as shown in fig. 1, when the driving table sleeve 8 is provided in the present embodiment, the left end face of the driving table sleeve 8 passes through the holes of the ceramic sheath 22 and the ceramic lining surface 24 and is pressed against the outer wall of the upper valve seat chamber 6, and the right end face is attached to the step end face of the driving table 7, at this time, the end face of the driving table sleeve 8 is also attached to the ceramic sheath 22 and the ceramic lining surface 24 in a seamless manner, so as to achieve the purpose of protecting the driving table 7 from being washed.
In conclusion, the cylindrical valve core in the full-lining ceramic angle valve is driven by the gear transmission device coated in the valve cavity of the upper valve seat and slides up and down in the valve cavity chamber to open and close the sealing surface of the central hole of the bottom valve seat, so that high-speed fluid media cannot directly erode and cavitate the valve rod and the valve core, and absolute protection for the interior of the valve body is formed. Adopt the side to adorn the drive table simultaneously and connect outside driving motor, the structure innovation, the size is compact, and is more durable than traditional angle valve on the strong field of erosion.
The above-mentioned embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solution of the present invention by those skilled in the art should fall within the protection scope defined by the claims of the present invention without departing from the spirit of the present invention.
Claims (5)
1. A full-lining ceramic angle valve comprises a valve body (1) and is characterized in that,
a side flange (2) and a bottom flange (3) are respectively arranged at one side and the bottom of the valve body (1), ceramic lining surfaces (24) are arranged on the inner walls of the side flange (2) and the bottom flange (3), and the ceramic lining surfaces (24) are also arranged on the inner wall of the valve body (1); a bottom valve seat (4) is arranged in a central hole of the bottom flange (3); an upper valve seat (5) is arranged at the top of the valve body (1), the top end of the upper valve seat (5) is detachably connected with an upper valve cover (20), a pressure detection device (21) is arranged on the upper valve cover (20), the bottom center of the upper valve seat (5) extends into a central cavity of the valve body (1) to form an upper valve seat valve cavity (6), a gap exists between the outer wall of the upper valve seat valve cavity (6) and the inner wall of the valve body (1), and a ceramic sheath (22) with an opening at the bottom is sleeved on the outer side of the upper valve seat valve cavity (6); a driving table (7) is arranged on the other side of the valve body (1), one end, located in a central cavity of the valve body (1), of the driving table (7) is erected on a driving table sleeve (8), and the driving table sleeve (8) is arranged on the outer wall of the upper valve seat valve cavity (6);
a cylindrical valve core (9) vertically penetrating through the bottom end of the upper valve seat (5) is arranged in the upper valve seat valve cavity (6), and the bottom end profile of the cylindrical valve core (9) is matched with the shape of a central hole of the bottom valve seat (4); the top end of the cylindrical valve core (9) is connected with a gear transmission device, the gear transmission device drives the cylindrical valve core (9) to slide up and down to open and close the central hole of the bottom valve seat (4), the gear transmission device comprises a valve rod (10) and a driving shaft (11), the bottom of the valve rod (10) is connected to the top of the cylindrical valve core (9) through a fastening piece (12), a radial through hole (13) is formed in the valve rod (10), and a longitudinal rack (14) is correspondingly paved on the front edge and/or the rear edge inner wall of the radial through hole (13); one end of the driving shaft (11) is matched with the hole width of the radial through hole (13) and horizontally penetrates into the radial through hole, a convex tooth (15) meshed with the longitudinal rack (14) is arranged on the outer wall of one end of the driving shaft (11), the other end of the driving shaft (11) horizontally penetrates through the driving table (7) and extends outwards, and is fixedly connected with the outer side of the driving table (7) through a pressing plate (16), and when the driving shaft (11) is driven by a stroke actuator to rotate, the longitudinal rack (14) and the convex tooth (15) are in gear transmission to drive the valve rod (10) to slide up and down so as to drive the cylindrical valve core (9) to slide up and down;
the full-lining ceramic angle valve is provided with three main axes, namely a fluid flow axis a, a flow axis b and a driving axis c of a valve actuator, the side flange (2) takes the flow axis a as a central line, the valve body (1), the bottom flange (3), the bottom valve seat (4), the upper valve seat (5) and the upper valve seat valve cavity (6) take the flow axis b as a central line, and the driving platform (7), the driving shaft (11) and the driving platform sleeve (8) take the actuator driving axis c as a central line; the flow axis a and the flow axis b are arranged at an included angle of 90 degrees, the flow axis b and the actuator driving axis c are vertically arranged at an angle of 90 degrees, and the upper valve seat and the valve cavity (6) extend downwards until the bottom end surface is lower than the flow axis a.
2. The fully lined ceramic angle valve according to claim 1, wherein a counter bore (17) is formed in the inner wall of the upper valve seat valve chamber (6), and the end of the drive shaft (11) located in the radial through hole (13) extends forward and is positioned in the counter bore (17).
3. Fully lined ceramic angle valve according to claim 2, characterized in that a stuffing box (18) is provided between the drive shaft (11) and the drive table (7), the stuffing in the stuffing box (18) being fixed in a chamber of the stuffing box (18) by a stuffing press foot (19) provided inside the press plate (16).
4. The fully lined ceramic angle valve according to claim 3, characterized in that a sealing ring (23) is arranged between the cylindrical valve core (9) and the bottom end of the upper valve seat (5) and the opening of the ceramic sheath (22).
5. Fully lined ceramic angle valve according to claim 4, characterized in, that the ceramic lining surface (24) of the inner wall of the valve body (1) abuts against the end edge of the base valve seat (4), the ceramic lining surface (24) abutting against the end edge of the ceramic sheath (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210190592.2A CN114251463B (en) | 2022-03-01 | 2022-03-01 | Full-lining ceramic angle valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210190592.2A CN114251463B (en) | 2022-03-01 | 2022-03-01 | Full-lining ceramic angle valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114251463A CN114251463A (en) | 2022-03-29 |
| CN114251463B true CN114251463B (en) | 2022-06-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210190592.2A Active CN114251463B (en) | 2022-03-01 | 2022-03-01 | Full-lining ceramic angle valve |
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| Country | Link |
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| CN (1) | CN114251463B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102654198A (en) * | 2012-04-19 | 2012-09-05 | 吴忠仪表有限责任公司 | Novel black water adjusting valve |
| CN203927046U (en) * | 2014-05-27 | 2014-11-05 | 梅州市广宇建筑工程有限公司 | A kind of steam valve |
| CN204083266U (en) * | 2014-09-16 | 2015-01-07 | 江苏神通阀门股份有限公司 | A kind of Corniform regulating valve |
| CN107588220A (en) * | 2016-03-28 | 2018-01-16 | 刘检军 | A kind of quick closing valve safety-valve |
| CN209054105U (en) * | 2018-10-31 | 2019-07-02 | 超达阀门集团股份有限公司 | A kind of shockproof anti-sticking regulating valve of harshness operating condition |
| CN214699254U (en) * | 2020-11-18 | 2021-11-12 | 重庆川仪调节阀有限公司 | Valve rod assembly |
-
2022
- 2022-03-01 CN CN202210190592.2A patent/CN114251463B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102654198A (en) * | 2012-04-19 | 2012-09-05 | 吴忠仪表有限责任公司 | Novel black water adjusting valve |
| CN203927046U (en) * | 2014-05-27 | 2014-11-05 | 梅州市广宇建筑工程有限公司 | A kind of steam valve |
| CN204083266U (en) * | 2014-09-16 | 2015-01-07 | 江苏神通阀门股份有限公司 | A kind of Corniform regulating valve |
| CN107588220A (en) * | 2016-03-28 | 2018-01-16 | 刘检军 | A kind of quick closing valve safety-valve |
| CN209054105U (en) * | 2018-10-31 | 2019-07-02 | 超达阀门集团股份有限公司 | A kind of shockproof anti-sticking regulating valve of harshness operating condition |
| CN214699254U (en) * | 2020-11-18 | 2021-11-12 | 重庆川仪调节阀有限公司 | Valve rod assembly |
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| Publication number | Publication date |
|---|---|
| CN114251463A (en) | 2022-03-29 |
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