CN211693583U - High-temperature super-wear-resistant shearing gate valve - Google Patents
High-temperature super-wear-resistant shearing gate valve Download PDFInfo
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- CN211693583U CN211693583U CN202020131709.6U CN202020131709U CN211693583U CN 211693583 U CN211693583 U CN 211693583U CN 202020131709 U CN202020131709 U CN 202020131709U CN 211693583 U CN211693583 U CN 211693583U
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Abstract
The utility model discloses a high temperature super wear-resisting shearing gate valve relates to gate valve technical field, including valve body, valve rod and buffering, transfer hydraulic accumulator, fluid passage, disk seat, flashboard, valve gap, ripple sealed tube, filler, water conservancy diversion hole, direction passageway, buffer board, spring and cylinder body, the inside piston rod that is equipped with of cylinder body, inside the piston rod top passed the cylinder body and extended to the cylinder body, the adjustable hydraulic accumulator bottom of buffering was equipped with the transfer line, transfer line and cylinder body outer wall connection. The utility model discloses it is minimum to well open and close moment, and the filler plays the additional action, and the valve is opened and close moment light, and the operation is more convenient, can avoid the medium to remain in the water conservancy diversion downthehole side of flashboard, can prevent effectively that particle impurity from getting into the inner structure of gate valve, guarantees the normal work of gate valve, opens and close the in-process simultaneously and has shearing debris and clean sealed side effect, can be when promptly opening, accurate positioning valve aperture and avoid the flashboard to play the cushioning effect to the impact of casing.
Description
Technical Field
The utility model relates to a gate valve technical field, more specifically say, the utility model relates to a gate valve is cuted to super wear-resisting of high temperature.
Background
The gate valve is a shutter plate, the moving direction of which is perpendicular to the fluid direction, and the gate valve can only be fully opened and fully closed, but cannot be adjusted and throttled. The high-temperature super-wear-resistant shearing valve has the characteristics of exquisite appearance, flexible opening and closing, long service life and the like, has the special functions of resisting corrosion and oxidation, scraping oil stains, shearing impurities and coking slurry, and is suitable for petroleum, chemical engineering, electric power and various harsh working conditions.
The existing high-temperature super-wear-resistant shearing gate valve is large in opening and closing moment, not convenient enough to operate, and impurities in a conveying medium easily enter the internal structure of the gate valve to influence the normal work of the gate valve.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above-mentioned defect of prior art, the embodiment of the utility model provides a high temperature super wear-resisting shearing gate valve, the utility model aims to solve the problem that: how to reduce and open and close moment for the operation is more convenient, avoids impurity in the medium to get into the gate valve inner structure, guarantees the normal work of gate valve.
In order to achieve the above object, the utility model provides a following technical scheme: a high-temperature super-wear-resistant shearing gate valve comprises a valve body, a valve rod and a buffer adjustable hydraulic accumulator, wherein a fluid passage is horizontally arranged inside the valve body, a valve seat is vertically arranged inside the valve body, the fluid passage penetrates through the valve seat, a movably connected gate plate is vertically arranged on the inner side of the valve seat, the bottom of the valve rod is rotatably connected with the top of the gate plate, a valve cover is arranged at the top of the valve body and positioned on the outer side of the valve rod, the top of the valve rod extends to the upper part of the valve cover, a corrugated sealing pipe is sleeved on the outer wall of the valve rod and positioned on the inner side of the valve cover, a filler is arranged on the top of the valve cover and positioned on the outer side of the valve rod, a flow guide hole matched with the fluid passage is formed on one side, close, the adjustable hydraulic accumulator is characterized in that a spring is horizontally arranged in the buffer plate, a cylinder body is arranged below the buffer plate at the bottom of the valve body, a piston rod is arranged in the cylinder body, the top of the piston rod penetrates through the cylinder body and extends to the interior of the cylinder body, a liquid conveying pipe is arranged at the bottom of the adjustable hydraulic accumulator, and the liquid conveying pipe is connected with the outer wall of the cylinder body.
The embodiment of the utility model provides a high temperature super wear-resisting shearing gate valve, the valve rod adopts bellows seal structure, the opening and closing moment is minimum, only 1/10 moment of ordinary valve, the filler plays the auxiliary role, when the bellows appears damaging and leaks, the filler plays a role, therefore the filler need not great pretightning force, the valve opening and closing moment is light, the operation is more convenient, the leading hole overhead structure, at the closing instant, the medium in the leading hole can be completely taken away by the medium in the pipeline, can avoid the medium to remain in the leading hole inboard of flashboard, the flashboard moves up and down along the guide channel to realize the opening and closing of gate valve, the valve seat adopts the whole guide whole sealing structure, the flashboard and the valve seat are guided and sealed in the whole course of opening and closing, can effectively prevent particle impurities from entering the internal structure of gate valve, guarantee the normal work of gate valve, the whole effect of spring struts the structure, and the adjustable hydraulic accumulator of buffering passes through the transfer line and pours into liquid into to cylinder body inside into, and liquid pushes up the piston rod upwards, and the flashboard is at the in-process that opens and shuts, and the buffer board contacts with the piston rod, can cushion, can be when promptly opening, accurate positioning valve aperture and avoid the flashboard to the impact of casing, play the cushioning effect to solve the problem that proposes in the above-mentioned background art.
In a preferred embodiment, a support plate is arranged at the bottom of the valve body, the adjustable buffer hydraulic accumulator is arranged at the top of the support plate, and the support plate can support the valve body and the adjustable buffer hydraulic accumulator.
In a preferred embodiment, a valve rod nut is sleeved on the top of the valve rod above the valve cover, a hand wheel is sleeved on the outer side of the valve rod nut, and the valve rod can be directly rotated by using the hand wheel and the valve rod nut, so that the opening and closing operation of the gate valve is realized.
In a preferred embodiment, a plurality of screws are arranged at the top of the valve cover, and the valve body is fixedly connected with the valve cover through the screws.
In a preferred embodiment, a first sealing ring is arranged between the outer wall of the valve seat and the inner wall of the valve body, so that the valve seat and the valve body can be connected in a sealing manner, and liquid leakage is avoided.
In a preferred embodiment, a plurality of assembling holes are symmetrically formed at two ends of the outer wall of the valve body, and the gate valve is assembled in the pipeline through the assembling holes.
In a preferred embodiment, the bottom of the valve body is provided with an installation cavity matched with the buffer plate, two ends of the spring are in contact with the inner wall of the installation cavity, and the installation cavity provides a moving space for the buffer plate.
In a preferred embodiment, the top of the inner wall of the cylinder body is provided with a second sealing ring matched with the piston rod, the outer wall of the bottom of the piston rod is provided with a third sealing ring matched with the cylinder body, and the second sealing ring and the third sealing ring can ensure the sealing connection between the piston rod and the cylinder body, so that liquid leakage is avoided, and the buffering performance is ensured.
The utility model discloses a technological effect and advantage:
1. the utility model discloses a set up ripple sealed tube, filler, water conservancy diversion hole and direction passageway, it is minimum to open and close moment, and the filler plays the additional action, and the valve is opened and close moment light, and the operation is more convenient, can avoid the medium to remain in the water conservancy diversion downthehole side of flashboard, can prevent effectively that particle impurity from getting into the inner structure of gate valve, guarantees the normal work of gate valve, opens and close the in-process simultaneously and has the sealed side effect of shearing debris and cleanness.
2. The utility model discloses a set up adjustable hydraulic accumulator of buffering, buffer board, spring, cylinder body, piston rod and transfer line, can be when promptly opening, accurate positioning valve aperture and avoid the flashboard to play the cushioning effect to the impact of casing.
Drawings
Fig. 1 is an overall front sectional view of the present invention.
Fig. 2 is a front sectional view of the valve body of the present invention.
Fig. 3 is a front sectional view of the valve seat of the present invention.
Fig. 4 is a front sectional view of the shutter of the present invention.
Fig. 5 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.
The reference signs are: the hydraulic valve comprises a valve body 1, a valve rod 2, a buffer adjustable hydraulic accumulator 3, a fluid channel 4, a valve seat 5, a gate plate 6, a valve cover 7, a corrugated sealing pipe 8, a filler 9, a flow guide hole 10, a guide channel 11, a buffer plate 12, a spring 13, a cylinder body 14, a piston rod 15, a liquid conveying pipe 16, a support plate 17, a valve rod nut 18, a hand wheel 19, a screw 20, a first sealing ring 21, an assembly hole 22, an assembly cavity 23, a second sealing ring 24 and a third sealing ring 25.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-4, the high-temperature super-wear-resistant shearing gate valve comprises a valve body 1 and a valve rod 2, wherein a fluid passage 4 is horizontally arranged inside the valve body 1, a valve seat 5 is vertically arranged inside the valve body 1, the fluid passage 4 penetrates through the valve seat 5, a movably connected gate plate 6 is vertically arranged inside the valve seat 5, the bottom of the valve rod 2 is rotatably connected with the top of the gate plate 6, a valve cover 7 is arranged at the top of the valve body 1 and outside the valve rod 2, the top of the valve rod 2 extends above the valve cover 7, a corrugated sealing pipe 8 is sleeved on the outer wall of the valve rod 2 and inside the valve cover 7, a filler 9 is arranged at the top of the valve cover 7 and outside the valve rod 2, a flow guiding hole 10 matched with the fluid passage 4 is formed in the surface of the gate plate 6 and close to one side of the valve rod 2, a guiding passage 11, a buffer plate 12 which is movably connected is arranged at the bottom of the flashboard 6, a spring 13 is horizontally arranged inside the buffer plate 12, a cylinder body 14 is arranged below the buffer plate 12 at the bottom of the valve body 1, a piston rod 15 is arranged inside the cylinder body 14, the top of the piston rod 15 penetrates through the cylinder body 14 and extends into the cylinder body 14, a transfusion tube 16 is arranged at the bottom of the buffer adjustable hydraulic accumulator 3, and the transfusion tube 16 is connected with the outer wall of the cylinder body 14;
a valve rod nut 18 is sleeved on the top of the valve rod 2 above the valve cover 7, a hand wheel 19 is sleeved on the outer side of the valve rod nut 18, and the valve rod 2 can be directly rotated by using the hand wheel 19 and the valve rod nut 18 to realize the opening and closing operation of the gate valve;
the top of the valve cover 7 is provided with a plurality of screws 20, and the valve body 1 and the valve cover 7 are fixedly connected through the screws 20;
a first sealing ring 21 is arranged between the outer wall of the valve seat 5 and the inner wall of the valve body 1, so that the valve seat 5 and the valve body 1 can be connected in a sealing manner, and liquid leakage is avoided;
the two ends of the outer wall of the valve body 1 are symmetrically provided with a plurality of assembling holes 22, and the gate valve is assembled in a pipeline through the assembling holes.
The implementation mode is specifically as follows: when in use, the corrugated sealing pipe 8, the filler 9, the flow guide hole 10 and the guide channel 11 are arranged, the valve rod 2 adopts a corrugated pipe sealing structure, the opening and closing torque is extremely small, only 1/10 torque of a common valve is used, the filler plays an auxiliary role, when the corrugated pipe is damaged and leaked, the filler plays a role, so that the filler does not need larger pretightening force, the opening and closing torque of the valve is light, the operation is more convenient, the flow guide hole 10 is of an upper structure, at the closing moment, the medium in the flow guide hole 10 can be completely taken away by the medium in the pipeline, the medium can be prevented from remaining at the inner side of the flow guide hole 10 of the flashboard 6, the flashboard 6 moves up and down along the guide channel 11 to realize the opening and closing of the gate valve, the valve seat 5 adopts a full-guide full-range sealing structure, the flashboard, meanwhile, the opening and closing process has the side effects of cutting sundries and cleaning and sealing; the embodiment specifically solves the problems that the existing high-temperature super-wear-resistant shearing gate valve in the background technology is large in opening and closing moment and not convenient and fast to operate, and impurities in a conveying medium easily enter the internal structure of the gate valve to influence the normal work of the gate valve;
the high-temperature super-wear-resistant shearing gate valve as shown in the attached drawings 1-2 and 4-5 further comprises a buffer adjustable hydraulic accumulator 3 and a buffer plate 12 movably arranged at the bottom of the gate plate 6, a spring 13 is horizontally arranged inside the buffer plate 12, a cylinder 14 is arranged below the buffer plate 12 at the bottom of the valve body 1, a piston rod 15 is arranged inside the cylinder 14, the top of the piston rod 15 penetrates through the cylinder 14 and extends into the cylinder 14, a liquid conveying pipe 16 is arranged at the bottom of the buffer adjustable hydraulic accumulator 3, and the liquid conveying pipe 16 is connected with the outer wall of the cylinder 14;
the bottom of the valve body 1 is provided with a supporting plate 17, the buffer adjustable hydraulic energy accumulator 3 is arranged at the top of the supporting plate 17, and the supporting plate 17 can support the valve body 1 and the buffer adjustable hydraulic energy accumulator 3;
the bottom of the valve body 1 is provided with an installation cavity 23 matched with the buffer plate 12, two ends of the spring 13 are both contacted with the inner wall of the installation cavity 23, and the installation cavity 23 provides a movable space for the buffer plate 12;
the top of the inner wall of the cylinder body 14 is provided with a second sealing ring 24 matched with the piston rod 15, the outer wall of the bottom of the piston rod 15 is provided with a third sealing ring 25 matched with the cylinder body 14, the second sealing ring 24 and the third sealing ring 25 can ensure the sealing connection between the piston rod 15 and the cylinder body 14, liquid leakage is avoided, and the buffering performance is ensured.
The implementation mode is specifically as follows: during the use, through setting up adjustable hydraulic accumulator 3 of buffering, buffer board 12, spring 13, cylinder body 14, piston rod 15 and transfer line 16, the whole effect of spring 13 struts the structure, adjustable hydraulic accumulator 3 of buffering passes through transfer line 16 and pours into liquid into to the cylinder body 14 is inside, liquid pushes up piston rod 15 upwards, flashboard 6 is opening and shutting the in-process, the up-and-down motion, buffer board 12 and piston rod 15 contact, can cushion, can be when promptly opening, accurate positioning valve aperture and avoid the impact of flashboard 6 to the casing, play the cushioning effect.
The utility model discloses the theory of operation:
referring to the attached drawings 1-4 of the specification, by arranging the corrugated sealing pipe 8, the filler 9, the flow guide hole 10 and the guide channel 11, the opening and closing torque is extremely small, the filler plays an auxiliary role, the opening and closing torque of the valve is light, the operation is more convenient and faster, a medium can be prevented from remaining inside the flow guide hole 10 of the gate plate 6, particle impurities can be effectively prevented from entering the internal structure of the gate valve, the normal work of the gate valve is ensured, and meanwhile, the opening and closing process has the side effects of cutting impurities and cleaning and sealing;
further, referring to the attached drawings 1-2 and 4-5 in the specification, by arranging the buffer adjustable hydraulic accumulator 3, the buffer plate 12, the spring 13, the cylinder 14, the piston rod 15 and the infusion tube 16, the opening of the valve can be accurately positioned and the impact of the flashboard 6 on the shell can be avoided during emergency opening, so that the buffer effect is achieved.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;
and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a gate valve is cuted to super wear-resisting of high temperature, includes valve body (1), valve rod (2) and buffering adjustable hydraulic accumulator (3), its characterized in that: the valve body (1) is internally horizontally provided with a fluid passage (4), a valve seat (5) is vertically arranged in the valve body (1), the fluid passage (4) penetrates through the valve seat (5), the inner side of the valve seat (5) is vertically provided with a movably connected gate plate (6), the bottom of the valve rod (2) is rotatably connected with the top of the gate plate (6), the top of the valve body (1) is provided with a valve cover (7) outside the valve rod (2), the top of the valve rod (2) extends to the position above the valve cover (7), the outer wall of the valve rod (2) is sleeved with a corrugated sealing pipe (8) inside the valve cover (7), the top of the valve cover (7) is provided with a filler (9) outside the valve rod (2), one side of the gate plate (6) is close to the valve rod (2) and is provided with a flow guide hole (10) matched with, the inside center in disk seat (5) top vertically be equipped with flashboard (6) assorted guide way (11), flashboard (6) bottom is equipped with swing joint's buffer board (12), the inside level of buffer board (12) is equipped with spring (13), valve body (1) bottom in buffer board (12) below is equipped with cylinder body (14), cylinder body (14) inside is equipped with piston rod (15), piston rod (15) top is passed cylinder body (14) and extend to inside cylinder body (14), adjustable hydraulic accumulator (3) bottom of buffering is equipped with transfer line (16), transfer line (16) with cylinder body (14) outer wall connection.
2. A high temperature super wear resistant shear gate valve according to claim 1, characterized in that the bottom of the valve body (1) is provided with a support plate (17), and the buffer adjustable hydraulic accumulator (3) is arranged on the top of the support plate (17).
3. A high-temperature ultra-wear-resistant shearing gate valve as claimed in claim 1, wherein a valve rod nut (18) is sleeved on the top of the valve rod (2) above the valve cover (7), and a hand wheel (19) is sleeved on the outer side of the valve rod nut (18).
4. A high-temperature super wear-resistant shearing gate valve as claimed in claim 1, wherein a plurality of screws (20) are arranged on the top of said valve cover (7), and said valve body (1) and said valve cover (7) are fixedly connected through said screws (20).
5. A high temperature super wear resistant shear gate valve according to claim 1, characterized in that a first seal ring (21) is provided between the outer wall of the valve seat (5) and the inner wall of the valve body (1).
6. A high-temperature super wear-resistant shearing gate valve as claimed in claim 1, characterized in that a plurality of assembling holes (22) are symmetrically arranged at two ends of the outer wall of the valve body (1).
7. A high-temperature super wear-resistant shearing gate valve as claimed in claim 1, wherein a mounting cavity (23) matched with the buffer plate (12) is arranged at the bottom of the valve body (1), and both ends of the spring (13) are in contact with the inner wall of the mounting cavity (23).
8. A high-temperature super wear-resistant shearing gate valve as claimed in claim 1, wherein a second sealing ring (24) matched with the piston rod (15) is arranged at the top of the inner wall of the cylinder body (14), and a third sealing ring (25) matched with the cylinder body (14) is arranged on the outer wall of the bottom of the piston rod (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020131709.6U CN211693583U (en) | 2020-01-20 | 2020-01-20 | High-temperature super-wear-resistant shearing gate valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020131709.6U CN211693583U (en) | 2020-01-20 | 2020-01-20 | High-temperature super-wear-resistant shearing gate valve |
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| Publication Number | Publication Date |
|---|---|
| CN211693583U true CN211693583U (en) | 2020-10-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020131709.6U Active CN211693583U (en) | 2020-01-20 | 2020-01-20 | High-temperature super-wear-resistant shearing gate valve |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112594398A (en) * | 2020-11-30 | 2021-04-02 | 浙江利沃夫自控阀门科技有限公司 | Emergency device for boiler feed water regulating valve |
| CN113531136A (en) * | 2021-08-09 | 2021-10-22 | 宁波诚天液压有限公司 | One-way fine adjustment type hydraulic control throttling device |
-
2020
- 2020-01-20 CN CN202020131709.6U patent/CN211693583U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112594398A (en) * | 2020-11-30 | 2021-04-02 | 浙江利沃夫自控阀门科技有限公司 | Emergency device for boiler feed water regulating valve |
| CN113531136A (en) * | 2021-08-09 | 2021-10-22 | 宁波诚天液压有限公司 | One-way fine adjustment type hydraulic control throttling device |
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