CN215928443U - Composite sealing ceramic single wedge-shaped gate valve - Google Patents
Composite sealing ceramic single wedge-shaped gate valve Download PDFInfo
- Publication number
- CN215928443U CN215928443U CN202120963020.4U CN202120963020U CN215928443U CN 215928443 U CN215928443 U CN 215928443U CN 202120963020 U CN202120963020 U CN 202120963020U CN 215928443 U CN215928443 U CN 215928443U
- Authority
- CN
- China
- Prior art keywords
- valve
- flashboard
- valve rod
- valve body
- single wedge
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Sliding Valves (AREA)
Abstract
The utility model discloses a composite sealing ceramic single wedge gate valve, which comprises a valve body, a valve cover, a valve post, a valve rod and a lifting device, wherein the valve body is arranged at the lower part of the valve cover, a support is connected above the valve cover, the lifting device is connected above the valve post, the valve rod penetrates through the valve body, the valve cover and the lifting device, the sealing device is arranged at the joint of the valve cover and the valve post, the sealing device is sleeved on the valve rod, a limiting block is arranged in the valve cover, a wedge ring is arranged in the valve body, a flashboard is arranged at the bottom end of the valve rod, one side of the flashboard is inclined, the wedge ring is matched with an inclined plane of the flashboard, a ceramic ring is arranged at the contact position of the other side of the flashboard and the valve body, the device adopts the wedge ring to be matched with the inclined flashboard, so that the sealing effect is better, the service life of the single wedge valve is prolonged, the structure is simple and easy to operate, and good sealing and connection can be achieved only by ascending and descending of the valve rod.
Description
Technical Field
The utility model belongs to the technical field of valves, and particularly relates to a composite sealing ceramic single-wedge gate valve.
Background
The single wedge valve is one of gate valves, and is one of the most commonly used block valves, the opening and closing member of the single wedge valve is a flashboard, the movement direction of the flashboard is perpendicular to the direction of fluid, and the flashboard can only be fully opened and fully closed, and is not suitable for adjustment and throttling. In the actual use process, the gate valve has the advantages of good sealing, labor-saving opening and closing, convenience in installation and the like, so that the gate valve is widely applied to pipelines.
The current single wedge valve in market adopts voussoir and flashboard to cooperate spacing sealed usually, however the voussoir can not be fine because of small sealed, and uses for a long time and can cause wearing and tearing, has reduced the effective life of flashboard valve, consequently need to do the demand that further improvement satisfies market to this problem, improves the life of flashboard valve, and the sealed effect of reinforcing.
SUMMERY OF THE UTILITY MODEL
In view of the above problems, the main object of the present invention is to design a composite sealing ceramic single wedge gate valve, which has a simple structure, good sealing characteristics, and a prolonged service life.
In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a single wedge gate valve of combined type sealing ceramic, it includes valve body, valve gap, valve column, valve rod and elevating gear, the valve body establish in the valve gap lower part, the valve column is connected in the valve gap top, and elevating gear connects in the valve column top, the valve rod runs through valve body, valve gap and elevating gear, is equipped with sealing device in valve gap and valve column junction, and sealing device overlaps on the valve rod, is equipped with the stopper in the valve gap, is equipped with the wedge ring in the valve body, and the valve rod bottom is equipped with the flashboard, and the slope form is established to flashboard one side, wedge ring and flashboard inclined plane cooperation. A valve rod chamber is formed in the valve rod, a limiting hole is formed in the side wall of the valve rod, and a valve rod hole is formed in the valve rod.
As further description of the utility model, the sealing device comprises a packing pad, packing and a packing gland, wherein the packing pad and the packing are sequentially sleeved on the valve rod, and the packing gland is fixed above the packing for limiting.
As a further description of the utility model, one inclined side of the flashboard is matched with the wedge ring, and the other side of the flashboard is provided with the porcelain ring at the position where the flashboard is contacted with the valve body.
As a further description of the utility model, the contact position of the flashboard and the valve body is provided with a flashboard porcelain ring, the valve body is provided with a valve body porcelain ring, and the valve body porcelain ring is connected to the interior of the valve body through a porcelain ring seat.
As further description of the utility model, the lifting device comprises a supporting disc and a hand wheel, the supporting disc is fixed at the top end of the valve rod, and the hand wheel is arranged above the manual bearing box body.
As a further description of the utility model, a straight-through type pressure filling oil cup is arranged in the manual bearing box body.
As further description of the utility model, the limiting blocks are arranged on two sides of the valve rod.
As a further description of the present invention, the sidewall of the valve stem chamber is fixedly installed with first clamping grooves, and the number of the first clamping grooves is 2, and the first clamping grooves are symmetrically distributed.
As a further description of the present invention, the upper portion of the valve rod is fixedly connected with second clamping grooves, and the number of the second clamping grooves is 2, and the second clamping grooves are symmetrically distributed on two sides of the valve rod.
Compared with the prior art, the single wedge valve has the technical effects that the wedge ring is matched with the inclined flashboard, so that the sealing effect is better, the service life of the single wedge valve is prolonged, the structure is simple and easy to operate, and good sealing and connection can be realized only by ascending and descending of the valve rod; the lifting of the valve rod can be freely controlled by arranging the limiting hole, the valve rod hole, the first clamping groove and the second clamping groove, manual operation is avoided, labor and time are saved, and convenience and practicability of the whole device are improved.
Drawings
FIG. 1 is an overall structural view of the present invention;
fig. 2 is a sectional view of the overall structure of the present invention.
In the figure, 1, a valve body, 1-1, a wedge ring, 1-2, a valve body porcelain ring, 13, a porcelain ring seat, 2, a valve cover, 21, a limiting block, 3, a valve column, 4, a valve rod, 5, a lifting device, 51, a supporting disc, 52, a hand wheel, 53, a manual bearing box body, 54, a straight-through type pressure injection oil cup, 6, a sealing device, 61, a packing pad, 62, 63, a packing gland, 7, a flashboard, 71 and a flashboard porcelain ring are arranged in sequence; 8. a first card slot; 9. a limiting hole; 10. A second card slot; 11. a valve stem bore; 12. a valve stem chamber.
Detailed Description
The utility model is described in detail below with reference to the attached drawing figures:
a composite sealing ceramic single wedge-shaped gate valve is shown in a reference figure 1-2 and comprises a valve body 1, a valve cover 2, a support column 3, a valve rod 4 and a lifting device 5, wherein the valve body 1 is arranged at the lower part of the valve cover 2, the support column 3 is connected above the valve cover 2, the lifting device 5 is connected above the support column 3, the valve rod 4 penetrates through the valve body 1, the valve cover 2 and the lifting device 5, a sealing device 6 is arranged at the joint of the valve cover 2 and the support column 3, the sealing device 6 is sleeved on the valve rod 4, a limiting block 21 is arranged in the valve cover 2, a wedge ring 1-1 is arranged in the valve body 1, a flashboard 7 is arranged at the bottom end of the valve rod 4, one side of the flashboard 7 is arranged in an inclined shape, the wedge ring 1-1 is matched with the inclined plane of the flashboard 7, a valve rod chamber 12 is arranged in the valve column 3, a limiting hole 9 is arranged on the side wall of the valve column 3, the limiting hole 9 can limit the valve rod 4 at any time, and is convenient to use, the inside of the valve rod 4 is provided with a valve rod hole 11, the valve rod hole 11 is arranged to be matched with a limit hole 9 to fix the valve rod 4, the sealing device 6 comprises a packing pad 61, a packing 62 and a packing pressure L cover 63, the packing pad 61 and the packing 62 are sequentially sleeved on the valve rod 4, the packing pressure cover 63 is fixed above the packing 62 for limiting, one inclined side of the flashboard 7 is matched with a wedge ring 1-1, the other side of the flashboard 7 is provided with a porcelain ring at the contact position with the valve body 1, the contact position of the flashboard 7 and the valve body 1 is provided with a flashboard porcelain ring 71, the valve body 1 is provided with a valve body porcelain ring 1-2, the valve body porcelain ring 1-2 is connected to the inside of the valve body 1 through a porcelain ring seat 13, the lifting device 5 comprises a supporting disc 51 and a hand wheel 52, the supporting disc 51 is fixed at the top end of the valve rod 4, the hand wheel 52 is arranged above a manual bearing box 53, a straight-through type pressure oil injection cup 54 is arranged in the manual bearing box 53, the limiting blocks 21 are arranged on two sides of the valve rod 4, the side wall of the valve rod chamber 12 is fixedly provided with first clamping grooves 8, the number of the first clamping grooves 8 is 2, the first clamping grooves 8 are symmetrically distributed, the upper part of the valve rod 4 is fixedly connected with second clamping grooves 10, the number of the second clamping grooves 10 is 2, the first clamping grooves 8 and the second clamping grooves 10 are symmetrically distributed on two sides of the valve rod 4, the valve rod 4 can be limited by arranging the first clamping grooves 8 and the second clamping grooves 10, the limiting hole 9 and the valve rod hole 11 can be in the same horizontal line after the valve rod 4 is limited, the dislocation of the limiting hole 9 and the valve rod hole 11 is avoided, the limiting pin can be limited smoothly, a device for fixing and limiting the hand wheel 52 is not provided in the prior art, in order to ensure that liquid can pass smoothly in the prior art, the hand wheel must be lifted by someone, time and labor are wasted, and the use is very inconvenient, but the valve rod 4 can be controlled by the limiting pin, the hand wheel 52 does not need to be lifted manually, and the convenience of the whole device is improved.
The working principle of the utility model is as follows: this single wedge valve is in the operation process, pulling hand wheel 52 upwards promotes pulling valve rod 4, valve rod 4 drives flashboard 7 and rises, be the switch-on form in the valve body 1, hand wheel 52 drives valve rod 4 downwards, the inclined plane cooperation wedge ring 1-1 of flashboard 7 seals, be the form by in the valve body 1, user of service can lift up hand wheel 52 when needing liquid to pass through, later insert inside spacing hole 9 with stop device, and penetrate inside valve rod hole 11, flashboard 7 rises this moment, liquid pulls out stop device flashboard 7 after through and falls, prevent that liquid from passing through.
The above embodiments are only for illustrating the technical solutions of the present invention and are not limited, and other modifications or equivalent substitutions made by the technical solutions of the present invention by the ordinary skilled person in the art are included in the scope of the claims of the present invention without departing from the spirit and scope of the technical solutions of the present invention.
Claims (9)
1. The utility model provides a ceramic single wedge gate valve is sealed to combined type, it includes valve body (1), valve gap (2), valve column (3), valve rod (4) and elevating gear (5), its characterized in that: the valve body (1) is arranged at the lower part of the valve cover (2), the valve post (3) is connected above the valve cover (2), the lifting device (5) is connected above the valve post (3), the valve rod (4) penetrates through the valve body (1), the valve cover (2) and the lifting device (5), a sealing device (6) is arranged at the joint of the valve cover (2) and the valve column (3), the sealing device (6) is sleeved on the valve rod (4), a limiting block (21) is arranged in the valve cover (2), a wedge ring (1-1) is arranged in the valve body (1), a flashboard (7) is arranged at the bottom end of the valve rod (4), one side of the flashboard (7) is inclined, the wedge ring (1-1) is matched with the inclined surface of the flashboard (7), a valve rod chamber (12) is arranged in the valve column (3), the side wall of the valve column (3) is provided with a limiting hole (9), and the inside of the valve rod (4) is provided with a valve rod hole (11).
2. The composite sealing ceramic single wedge gate valve of claim 1, wherein: the sealing device (6) comprises a packing pad (61), packing (62) and a packing gland (63), the packing pad (61) and the packing (62) are sequentially sleeved on the valve rod (4), and the packing gland (63) is fixed above the packing (62) for limiting.
3. The composite sealing ceramic single wedge gate valve of claim 1, wherein: one inclined side of the flashboard (7) is matched with the wedge ring (1-1), and a porcelain ring is arranged at the contact position of the other side of the flashboard and the valve body (1).
4. The composite sealing ceramic single wedge gate valve of claim 3, wherein: flashboard (7) and valve body (1) contact position, establish flashboard porcelain ring (71) on flashboard (7), establish valve body porcelain ring (1-2) on valve body (1), inside valve body porcelain ring (1-2) are connected to valve body (1) through porcelain ring seat (13).
5. The composite sealing ceramic single wedge gate valve of claim 1, wherein: the lifting device (5) comprises a supporting disc (51) and a hand wheel (52), the supporting disc (51) is fixed at the top end of the valve rod (4), and the hand wheel (52) is arranged above the manual bearing box body (53).
6. The composite sealing ceramic single wedge gate valve of claim 5, wherein: a straight-through type pressure filling oil cup (54) is arranged in the manual bearing box body (53).
7. The composite sealing ceramic single wedge gate valve of claim 1, wherein: the limiting blocks (21) are arranged on two sides of the valve rod (4).
8. The composite sealing ceramic single wedge gate valve of claim 1, wherein: the lateral wall fixed mounting of valve stem room (12) has first draw-in groove (8), the quantity of first draw-in groove (8) is 2 and is the symmetric distribution.
9. The composite sealing ceramic single wedge gate valve of claim 1, wherein: the upper portion fixedly connected with second draw-in groove (10) of valve rod (4), the quantity of second draw-in groove (10) is 2 and is the symmetric distribution in the both sides of valve rod (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120963020.4U CN215928443U (en) | 2021-04-29 | 2021-04-29 | Composite sealing ceramic single wedge-shaped gate valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120963020.4U CN215928443U (en) | 2021-04-29 | 2021-04-29 | Composite sealing ceramic single wedge-shaped gate valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215928443U true CN215928443U (en) | 2022-03-01 |
Family
ID=80410115
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120963020.4U Active CN215928443U (en) | 2021-04-29 | 2021-04-29 | Composite sealing ceramic single wedge-shaped gate valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215928443U (en) |
-
2021
- 2021-04-29 CN CN202120963020.4U patent/CN215928443U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN215928443U (en) | Composite sealing ceramic single wedge-shaped gate valve | |
| CN206221693U (en) | A kind of double-flashboard gate valve | |
| CN207111962U (en) | A kind of jettron formula Plastic valve | |
| CN213145418U (en) | Non-rising stem elastic seat seal gate valve | |
| CN205534261U (en) | Spiral water saving faucet | |
| CN204610917U (en) | Forged steel pipeline soft seal plate valve | |
| CN106679030A (en) | Humidifier water tank and humidifier with humidifier water tank | |
| CN203703204U (en) | Pneumatic open spring reset type double-disc gate valve | |
| CN216344277U (en) | Remote-control double-speed regulation hydraulic slow-closing hard sealing gate valve | |
| CN213064678U (en) | Valve capable of being elastically seated | |
| CN220435460U (en) | Gate valve | |
| CN207297901U (en) | A kind of dark valve with cut-off spool | |
| CN213117615U (en) | Self-operated balance valve | |
| CN215861807U (en) | Gland type knife gate valve | |
| CN210770627U (en) | Soft sealing structure for preventing medium from permeating into packing box of lifting rod valve | |
| CN206017965U (en) | A kind of novel pneumatic diaphragm valve | |
| CN213298865U (en) | Oil well high-pressure flat valve | |
| CN220435558U (en) | High-pressure valve packing gland | |
| CN108757969B (en) | A kind of Double-wing-plate supports by force the O&M method of decompression gate valve | |
| CN214579034U (en) | One advances two outlet bidirectional control's valve body that drains | |
| CN212297773U (en) | Dead check valve of anti-sticking for petroleum pipeline connection | |
| CN209294442U (en) | A kind of single wedge action valve of composite seal ceramics | |
| CN214631697U (en) | Dustproof kettle lid | |
| CN215720943U (en) | Novel flange gate valve | |
| CN213393616U (en) | High-strength gate valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |