CN211574290U - High-precision compression valve seat - Google Patents
High-precision compression valve seat Download PDFInfo
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- CN211574290U CN211574290U CN202020005851.6U CN202020005851U CN211574290U CN 211574290 U CN211574290 U CN 211574290U CN 202020005851 U CN202020005851 U CN 202020005851U CN 211574290 U CN211574290 U CN 211574290U
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- hollow column
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Abstract
The utility model discloses a high accuracy compression disk seat, including the valve seat lid, the inside first hole that opens of valve seat lid, first hole surface is equipped with the internal thread, the inside threaded through-hole that runs through of valve seat lid, the inside threaded connection of threaded through-hole has the bolt, the first empty core column of valve seat lid outer wall one side fixedly connected with, the first stopper of first empty core column outer wall one side fixedly connected with, first empty core column inner wall one side fixedly connected with second stopper. The utility model discloses an elastic washer has improved the leakproofness of device, and the elastic washer is easily changed after damaging, makes hollow ring can not rotate through the block, improves the stability of device, makes the mounted position of valve body fixed through the third stopper to the spacing of valve body, through the inside slip of first stopper at first perpendicular spout, horizontal spout and the perpendicular spout of second.
Description
Technical Field
The utility model relates to the technical field of valves, concretely relates to high accuracy compression disk seat.
Background
The compression valve seat is a detachable surface component in the valve, is used for supporting the valve core at the fully closed position and forms a sealing pair. The diameter of the valve seat is the maximum flow diameter of the valve. For example, the valve seat of the butterfly valve is made of very wide materials, and various rubber, plastic and metal materials can be used as the valve seat material.
However, in actual use, the main technical problem is that after the valve seat is accurately installed, a colored marker needs to be painted, and the valve seat is installed faster than the first time after the parts are replaced next time through the relative position of the marker, but the valve seat is still troublesome to find the position and fix.
Therefore, it is necessary to develop a high precision compression valve seat to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a high accuracy compression disk seat makes the mounted position of valve body fixed to the spacing of valve body through the third stopper, through the inside slip of first stopper at first perpendicular spout, horizontal spout and the perpendicular spout of second for the second stopper is completely with spacing hole accurate positioning block, the accurate automatic alignment screw thread through-hole of bolt, and the compact heap is automatic to the heart block at the valve body outer peripheral face simultaneously, with the above-mentioned weak point in the solution technology.
In order to achieve the above object, the present invention provides the following technical solutions: a high-precision compression valve seat comprises a valve seat cover, a first hole is formed in the valve seat cover, an internal thread is arranged on the surface of the first hole, a threaded through hole penetrates through the valve seat cover, a bolt is connected with the internal thread of the threaded through hole, one side of the outer wall of the valve seat cover is fixedly connected with a first hollow column, one side of the outer wall of the first hollow column is fixedly connected with a first limiting block, a second limiting block is fixedly connected to one side of the inner wall of the first hollow column, a pressing block is fixedly connected to one side of the inner wall of the first hollow column, one side of the outer wall of the valve seat cover is fixedly connected with a second hollow column which is positioned in the first hollow column, the central axis of the second hollow column coincides with the central axis of the first hollow column, the central axis of the first hollow column coincides with the central axis of the first hole, and the bottom of the valve seat cover is provided with a valve seat frame in a matched mode;
the valve seat frame comprises a third hollow column, an internal thread hole is formed in the top of the third hollow column and matched with a bolt, a first vertical sliding groove is formed in one side of the inner wall of the third hollow column, a horizontal sliding groove is formed in one side of the inner wall of the third hollow column, a second vertical sliding groove is formed in one side of the inner wall of the third hollow column, one end of the horizontal sliding groove is connected with the first vertical sliding groove, the other end of the horizontal sliding groove is connected with the second vertical sliding groove, a frame plate is fixedly connected to the bottom of the third hollow column, a second hole is formed in the frame plate, a fourth hollow column is fixedly connected to one side of the inner wall of the second hole, an internal thread is formed in the inner surface of the fourth hollow column, a limiting arc block is fixedly connected to the top of the frame plate and located outside the fourth hollow column, and an elastic washer is arranged between the limiting arc block and the fourth hollow column, the top of frame body board is provided with hollow ring, hollow ring is located the spacing arc piece outside, hollow ring inner wall one side fixedly connected with third stopper, open hollow ring outer wall one side has spacing hole, the hollow ring top is provided with the valve body.
Preferably, the number of the bolts is four, and four bolts are distributed in the valve seat cover in an annular array.
Preferably, the number of the first limiting blocks is four, four first limiting block annular arrays are distributed on the outer wall of the first hollow column, the number of the second limiting blocks is four, and four second limiting block annular arrays are distributed on the inner wall of the first hollow column.
Preferably, the number of the compression blocks is four, and the four compression blocks are distributed on the inner wall of the first hollow column in an annular array manner.
Preferably, the number of the first vertical sliding grooves is four, and the four first vertical sliding grooves are distributed on the inner wall of the third hollow column in an annular array.
Preferably, the number of the limit arc blocks is four, and the four limit arc blocks are distributed on the top of the frame plate in an annular array manner.
Preferably, the number of the third limiting blocks is four, the annular arrays of the third limiting blocks are distributed on the inner wall of the hollow circular ring, the number of the limiting holes is four, and the annular arrays of the four limiting holes are distributed on the outer wall of the hollow circular ring.
Preferably, the first limiting block is matched with the first vertical sliding groove, the horizontal sliding groove and the second vertical sliding groove, the second limiting block is matched with the limiting hole, and the third limiting block is matched with a gap between the two limiting arc blocks.
In the technical scheme, the utility model provides a technological effect and advantage:
the sealing performance of the device is improved through the elastic washer, the elastic washer is easy to replace after being damaged, the hollow circular ring cannot rotate through the clamping, the stability of the device is improved, the limiting of the valve body through the third limiting block enables the installation position of the valve body to be fixed, the first limiting block is arranged on the first vertical sliding groove, the horizontal sliding groove and the second vertical sliding groove slide, the second limiting block is completely clamped with the limiting hole in an accurate positioning mode, the bolt is accurately and automatically aligned with the threaded through hole, meanwhile, the pressing block is automatically clamped on the outer peripheral face of the valve body in an aligned mode, the device is easy to operate, the structure is simple, and replacement of parts is convenient.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.
FIG. 1 is a schematic structural view of a valve seat cover and a first hollow column of the present invention;
FIG. 2 is a perspective view of the valve seat cover and the first hollow column of the present invention;
FIG. 3 is a top view of the valve seat cover and the first hollow column of the present invention;
FIG. 4 is a schematic view of the overall structure of the valve seat frame of the present invention;
fig. 5 is a top view of the valve seat frame of the present invention;
FIG. 6 is a schematic view of the assembly of the limiting arc block and the elastic washer of the present invention;
fig. 7 is the schematic view of the assembly of the hollow circular ring and the limiting arc block of the present invention.
Description of reference numerals:
1 valve seat cover, 2 first holes, 3 bolts, 4 first hollow columns, 5 first limit blocks, 6 second limit blocks, 7 pressing blocks, 8 second hollow columns, 9 valve seat frame bodies, 10 third hollow columns, 11 internal thread holes, 12 first vertical sliding grooves, 13 horizontal sliding grooves, 14 second vertical sliding grooves, 15 frame body plates, 16 second holes, 17 fourth hollow columns, 18 limit arc blocks, 19 elastic gaskets, 20 hollow circular rings, 21 third limit blocks, 22 limit holes and 23 valve bodies.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.
The utility model provides a high-precision compressed valve seat as shown in figures 1-7, which comprises a valve seat cover 1, wherein a first hole 2 is arranged inside the valve seat cover 1, the surface of the first hole 2 is provided with an internal thread, a threaded through hole penetrates through the valve seat cover 1, the internal thread of the threaded through hole is connected with a bolt 3, a first hollow column 4 is fixedly connected to one side of the outer wall of the valve seat cover 1, a first limit block 5 is fixedly connected to one side of the outer wall of the first hollow column 4, a second limit block 6 is fixedly connected to one side of the inner wall of the first hollow column 4, a pressing block 7 is fixedly connected to one side of the inner wall of the first hollow column 4, a second hollow column 8 is fixedly connected to one side of the outer wall of the valve seat cover 1, the second hollow column 8 is positioned inside the first hollow column 4, the central axis of the second hollow column 8 coincides with the central axis of the first hollow column 4, the central axis of the first hollow column 4 is superposed with the central axis of the first hole 2, and the bottom of the valve seat cover 1 is provided with a valve seat frame 9 in a matching way;
the valve seat frame 9 comprises a third hollow column 10, an internal threaded hole 11 is formed in the top of the third hollow column 10, the internal threaded hole 11 is matched with a bolt 3, a first vertical sliding groove 12 is formed in one side of the inner wall of the third hollow column 10, a horizontal sliding groove 13 is formed in one side of the inner wall of the third hollow column 10, a second vertical sliding groove 14 is formed in one side of the inner wall of the third hollow column 10, one end of the horizontal sliding groove 13 is connected with the first vertical sliding groove 12, the other end of the horizontal sliding groove 13 is connected with the second vertical sliding groove 14, a frame plate 15 is fixedly connected to the bottom of the third hollow column 10, a second hole 16 is formed in the frame plate 15, a fourth hollow column 17 is fixedly connected to one side of the inner wall of the second hole 16, an internal thread is formed in the inner surface of the fourth hollow column 17, a limiting arc block 18 is fixedly connected to the top of the frame plate 15, and the limiting arc block 18 is located, be provided with elastic washer 19 between spacing arc piece 18 and the hollow post 17 of fourth, the top of frame board 15 is provided with hollow ring 20, hollow ring 20 is located spacing arc piece 18 outside, hollow ring 20 inner wall one side fixedly connected with third stopper 21, open hollow ring 20 outer wall one side has spacing hole 22, hollow ring 20 top is provided with valve body 23.
Furthermore, in the above technical solution, the number of the bolts 3 is four, four bolts 3 are distributed in the valve seat cover 1 in an annular array, the valve seat cover 1 is fixedly connected with the third hollow column 10 through the bolts 3, and the valve seat cover 1 is conveniently separated from the third hollow column 10;
further, in the above technical solution, the number of the first limiting blocks 5 is four, four first limiting blocks 5 are distributed on the outer wall of the first hollow column 4 in an annular array, the number of the second limiting blocks 6 is four, four second limiting blocks 6 are distributed on the inner wall of the first hollow column 4 in an annular array, and the first limiting blocks 5 enable the bolt 3 to be accurately aligned with the internal threaded hole 11;
further, in the above technical solution, the number of the compression blocks 7 is four, four compression blocks 7 are distributed on the inner wall of the first hollow column 4 in an annular array, and the valve body 23 is compressed and fixed by the compression blocks 7;
further, in the above technical solution, the number of the first vertical sliding grooves 12 is four, the four first vertical sliding grooves 12 are distributed on the inner wall of the third hollow column 10 in an annular array, and the movement path of the first limiting block 5 is fixed through the first vertical sliding grooves 12;
further, in the above technical solution, the number of the limiting arc blocks 18 is four, the four limiting arc blocks 18 are distributed on the top of the frame plate 15 in an annular array, and the valve body 23 is limited by the limiting arc blocks 18 in horizontal movement;
further, in the above technical solution, the number of the third limiting blocks 21 is four, four third limiting blocks 21 are distributed on the inner wall of the hollow circular ring 20 in an annular array, the number of the limiting holes 22 is four, four limiting holes 22 are distributed on the outer wall of the hollow circular ring 20 in an annular array, and the relative positions of the first hollow column 4 and the hollow circular ring 20 are fixed through the limiting holes 22;
further, in the above technical solution, the first limiting block 5 is matched with the first vertical sliding groove 12, the horizontal sliding groove 13 and the second vertical sliding groove 14, the second limiting block 6 is matched with the limiting hole 22, the third limiting block 21 is matched with a gap between the two limiting arc blocks 18, and the hollow ring 20 cannot rotate through the third limiting block 21.
The implementation mode is specifically as follows: placing an elastic gasket 19 between the fourth hollow column 17 and the limiting arc blocks 18 to enable the lower surface of the elastic gasket 19 to be tightly attached to the upper surface of the frame plate 15, improving the sealing performance of the device through the elastic gasket 19, enabling the elastic gasket 19 to be easily replaced after being damaged, then placing a hollow ring 20 on the upper surface of the frame plate 15 to enable a third limiting block 21 to be clamped with the two limiting arc blocks 18 in a gap mode, enabling the hollow ring 20 to be incapable of rotating through clamping, improving the stability of the device, then placing a valve body 23 on the hollow ring 20 to enable the lower surface of the valve body 23 to be attached to the upper surface of the elastic gasket 19, limiting the valve body 23 through the third limiting block 21, enabling the installation position of the valve body 23 to be fixed through limiting of the valve body 23 through the third limiting block 21, then placing the valve seat cover 1 above the valve seat frame 9, aligning the first limiting block 5 above the first vertical sliding groove 12, then the valve seat cover 1 is pressed, the valve seat cover 1 drives the first hollow column 4 to enter the third hollow column 10, when the valve seat cover is pressed, the lower surface of the first limiting block 5 touches the horizontal sliding groove 13, then the valve seat cover 1 is turned, the valve seat cover 1 drives the first hollow column 4 and the second hollow column 8 to rotate, the first hollow column 4 drives the first limiting block 5, the second limiting block 6 and the pressing block 7 to rotate, the first limiting block 5 slides in the horizontal sliding groove 13, when the valve seat cover is turned, one side of the outer wall of the first limiting block 5 touches one side of the inner wall of the second vertical sliding groove 14, at the moment, the second limiting block 6 is positioned above the limiting hole 22, the pressing block 7 is positioned above the hollow circular ring 20, the second hollow column 8 is positioned above the valve body 23, then the valve seat cover 1 is pressed, the valve seat cover 1 drives the first hollow column 4 and the second hollow column 8 to descend, the first hollow column 4 drives the first limiting block 5 to move downwards in the second vertical sliding groove 14, the first hollow column 4 drives the second limiting block 6 to slide towards the inside of the limiting hole 22, when the bolt is pressed still, the lower surface of the first limiting block 5 is contacted with the upper surface of the frame plate 15, the second limiting block 6 is completely clamped with the limiting hole 22, meanwhile, the lower surface of the second limiting block 6 is contacted with the upper surface of the frame plate 15, at the moment, the lower surface of the pressing block 7 is contacted with the upper surface of the hollow circular ring 20, the pressing block 7 presses the hollow circular ring 20, the pressing block 7 is clamped on the outer circumferential surface of the valve body 23, the lower surface of the second hollow column 8 is contacted with the upper surface of the valve body 23, the second hollow column 8 presses the valve body 23, then the bolt 3 is inserted into the threaded through hole inside the valve seat cover 1, the second limiting block 6 is completely and accurately positioned and clamped with the limiting hole 22 through the sliding of the first limiting block 5 in the first vertical chute 12, the horizontal chute 13 and the second vertical chute, simultaneously compact heap 7 automatic centering block is at valve body 23 outer peripheral face, it makes bolt 3 get into internal thread hole 11 to twist bolt 3, then screw up bolt 3 and accomplish the installation of disk seat, this device easy operation, moreover, the steam generator is simple in structure, it is convenient to change spare part, this embodiment has specifically solved the installation disk seat accuracy back that exists among the prior art, need paint colored marker, make installation disk seat faster than first time after changing spare part next time through the relative position of marker, but still look for the position and fix more troublesome problem again.
This practical theory of operation:
referring to the attached drawings 1-7 of the specification, an elastic gasket 19 is placed between a fourth hollow column 17 and limiting arc blocks 18, the lower surface of the elastic gasket 19 is attached to the upper surface of a frame plate 15, a hollow circular ring 20 is placed on the upper surface of the frame plate 15, a third limiting block 21 is clamped with the two limiting arc blocks 18 in a gap, a valve body 23 is placed on the hollow circular ring 20, the lower surface of the valve body 23 is attached to the upper surface of the elastic gasket 19, the valve body 23 is limited by the third limiting block 21, a valve seat cover 1 is placed above a valve seat frame 9, a first limiting block 5 is aligned above a first vertical sliding groove 12, the valve seat cover 1 is pressed, the valve seat cover 1 drives the first hollow column 4 to enter the third hollow column 10, when the valve seat cover is not pressed, the lower surface of the first limiting block 5 touches a horizontal sliding groove 13, then the valve seat cover 1 is twisted, the valve seat cover 1 drives the first hollow column 4 and the second hollow column 8 to rotate, the first hollow column 4 drives the first limiting block 5, the second limiting block 6 and the pressing block 7 to rotate, the first limiting block 5 slides in the horizontal sliding groove 13, when the first limiting block 5 is not turned, one side of the outer wall of the first limiting block 5 touches one side of the inner wall of the second vertical sliding groove 14, the second limiting block 6 is located above the limiting hole 22, the pressing block 7 is located above the hollow circular ring 20, the second hollow column 8 is located above the valve body 23, then the valve seat cover 1 is pressed, the valve seat cover 1 drives the first hollow column 4 and the second hollow column 8 to descend, the first hollow column 4 drives the first limiting block 5 to move downwards in the second vertical sliding groove 14, the first hollow column 4 drives the second limiting block 6 to slide towards the inside of the limiting hole 22, when the first limiting block 5 is not turned, the lower surface of the first limiting block 5 contacts with the upper surface of the frame plate 15, the second limiting block 6 is completely clamped with the limiting hole 22, and simultaneously the lower surface of the second limiting block 6 contacts with the upper, at this moment, the lower surface of the pressing block 7 is in surface contact with the upper surface of the hollow circular ring 20, the pressing block 7 presses the hollow circular ring 20, meanwhile, the pressing block 7 is clamped on the outer peripheral surface of the valve body 23, the lower surface of the second hollow column 8 is in surface contact with the upper surface of the valve body 23, the second hollow column 8 presses the valve body 23, then the bolt 3 is inserted into the threaded through hole in the valve seat cover 1, the bolt 3 is screwed to enable the bolt 3 to enter the internal threaded hole 11, and then the bolt 3 is screwed to complete the installation of the valve seat.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (8)
1. A high accuracy compression valve seat, includes valve seat lid (1), its characterized in that: the valve seat cover is characterized in that a first hole (2) is formed in the valve seat cover (1), an internal thread is arranged on the surface of the first hole (2), a threaded through hole penetrates through the valve seat cover (1), a bolt (3) is connected with the internal thread of the threaded through hole, a first hollow column (4) is fixedly connected to one side of the outer wall of the valve seat cover (1), a first limiting block (5) is fixedly connected to one side of the outer wall of the first hollow column (4), a second limiting block (6) is fixedly connected to one side of the inner wall of the first hollow column (4), a pressing block (7) is fixedly connected to one side of the inner wall of the first hollow column (4), a second hollow column (8) is fixedly connected to one side of the outer wall of the valve seat cover (1), the second hollow column (8) is located in the first hollow column (4), and the central axis of the second hollow column (8) coincides with the central axis of the first hollow column, the central axis of the first hollow column (4) is superposed with the central axis of the first hole (2), and the bottom of the valve seat cover (1) is provided with a valve seat frame body (9) in a matching way;
the valve seat frame body (9) comprises a third hollow column (10), an internal thread hole (11) is formed in the top of the third hollow column (10), the internal thread hole (11) is matched with the bolt (3), a first vertical sliding groove (12) is formed in one side of the inner wall of the third hollow column (10), a horizontal sliding groove (13) is formed in one side of the inner wall of the third hollow column (10), a second vertical sliding groove (14) is formed in one side of the inner wall of the third hollow column (10), one end of the horizontal sliding groove (13) is connected with the first vertical sliding groove (12), the other end of the horizontal sliding groove (13) is connected with the second vertical sliding groove (14), a frame body plate (15) is fixedly connected to the bottom of the third hollow column (10), a second hole (16) is formed in the frame body plate (15), a fourth hollow column (17) is fixedly connected to one side of the inner wall of the second hole (16), the hollow post of fourth (17) internal surface is equipped with the internal thread, the spacing arc piece of top fixedly connected with (18) of frame body board (15), spacing arc piece (18) are located the hollow post of fourth (17) outside, be provided with between spacing arc piece (18) and the hollow post of fourth (17) elastic washer (19), the top of frame body board (15) is provided with hollow ring (20), hollow ring (20) are located spacing arc piece (18) outside, hollow ring (20) inner wall one side fixedly connected with third stopper (21), open hollow ring (20) outer wall one side has spacing hole (22), hollow ring (20) top is provided with valve body (23).
2. A high precision compression valve seat as defined in claim 1 wherein: the number of the bolts (3) is four, and the four bolts (3) are distributed in the valve seat cover (1) in an annular array mode.
3. A high precision compression valve seat as defined in claim 1 wherein: the number of the first limiting blocks (5) is four, four first limiting blocks (5) are distributed on the outer wall of the first hollow column (4) in an annular array mode, the number of the second limiting blocks (6) is four, and four second limiting blocks (6) are distributed on the inner wall of the first hollow column (4) in an annular array mode.
4. A high precision compression valve seat as defined in claim 1 wherein: the number of the pressing blocks (7) is four, and the four pressing blocks (7) are distributed on the inner wall of the first hollow column (4) in an annular array mode.
5. A high precision compression valve seat as defined in claim 1 wherein: the number of the first vertical sliding grooves (12) is four, and the four first vertical sliding grooves (12) are distributed on the inner wall of the third hollow column (10) in an annular array mode.
6. A high precision compression valve seat as defined in claim 1 wherein: the number of the limiting arc blocks (18) is four, and the four limiting arc blocks (18) are distributed on the top of the frame plate (15) in an annular array manner.
7. A high precision compression valve seat as defined in claim 1 wherein: the quantity of third stopper (21) sets up to four, four third stopper (21) annular array distributes in hollow ring (20) inner wall, the quantity of spacing hole (22) sets up to four, and four spacing hole (22) annular array distribute in hollow ring (20) outer wall.
8. A high precision compression valve seat as defined in claim 1 wherein: the first limiting block (5) is matched with a first vertical sliding groove (12), a horizontal sliding groove (13) and a second vertical sliding groove (14), the second limiting block (6) is matched with a limiting hole (22), and a third limiting block (21) is matched with a gap between two limiting arc blocks (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020005851.6U CN211574290U (en) | 2020-01-03 | 2020-01-03 | High-precision compression valve seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020005851.6U CN211574290U (en) | 2020-01-03 | 2020-01-03 | High-precision compression valve seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211574290U true CN211574290U (en) | 2020-09-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020005851.6U Active CN211574290U (en) | 2020-01-03 | 2020-01-03 | High-precision compression valve seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211574290U (en) |
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2020
- 2020-01-03 CN CN202020005851.6U patent/CN211574290U/en active Active
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