CN211550558U - Double-shaft double-flap valve - Google Patents
Double-shaft double-flap valve Download PDFInfo
- Publication number
- CN211550558U CN211550558U CN202020113864.5U CN202020113864U CN211550558U CN 211550558 U CN211550558 U CN 211550558U CN 202020113864 U CN202020113864 U CN 202020113864U CN 211550558 U CN211550558 U CN 211550558U
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- Prior art keywords
- connecting rod
- valve
- plate
- plate body
- barrel
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- 230000007246 mechanism Effects 0.000 claims abstract description 22
- 230000005540 biological transmission Effects 0.000 claims description 23
- 238000007789 sealing Methods 0.000 claims description 13
- 230000000694 effects Effects 0.000 description 6
- 230000007774 longterm Effects 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000000779 smoke Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of valves, in particular to a double-shaft double-flap valve, which comprises a valve body, a connecting rod mechanism and a fixed plate, wherein the fixed plate is welded at the upper position inside the valve body, the first barrel and the second barrel are symmetrically welded at the two side positions above the fixed plate, a first mounting plate is arranged in the valve body between the first barrel and the second barrel, a second mounting plate is arranged in the valve body at the right lower part of the second barrel, upper plate bodies are arranged at the upper positions of the left surfaces of the first mounting plate and the second mounting plate, a lower plate body is arranged at the lower position of the upper plate body, the connecting rod mechanism is arranged between the upper plate body and the lower plate body, and valve plates are arranged on the two connecting rod mechanisms; the utility model discloses in, through setting up link mechanism and valve plate, it is big to have solved prior art and to appear the rate of leaking out when using, airtight not tight problem.
Description
Technical Field
The utility model relates to the technical field of valves, specifically be two flap valves of biax.
Background
The smoke duct is a smoke and air exhaust and intake duct of an industrial furnace, an air door (valve) is arranged in the duct to adjust the air speed and pressure in the duct, the duct is composed of a heating surface duct of a furnace wall part, a wall wrapping pipe and the like and is divided into a horizontal flue and a tail flue, and the smoke and air valve is applied to an inclined duct to play a role in controlling the medium flow, so that the demand for a double-shaft double-flap valve is increasing day by day.
The pipeline has the common characteristics of high temperature and high medium corrosivity, and the traditional flap valve has large baffle plate area and serious thermal deformation; when the hard seal butterfly valve of the seal surface is normally opened, the seal surface is seriously eroded by media, the seal belt is damaged, and the seal performance is influenced, so that the double-shaft double-flap valve is provided for solving the problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a two flap valves of biax to solve the problem of proposing among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
double-shaft double-flap valve, which comprises a valve body, a connecting rod mechanism and a fixed plate, wherein the fixed plate is welded at the upper position inside the valve body, the first barrel and the second barrel are symmetrically welded at the two side positions above the fixed plate, a first mounting plate is installed in the valve body between the first barrel and the second barrel, a second mounting plate is installed in the valve body at the lower right of the second barrel, upper plate bodies are installed at the upper positions of the left surfaces of the first mounting plate and the second mounting plate, a lower plate body is installed at the lower position of the upper plate body, the connecting rod mechanism is arranged between the upper plate body and the lower plate body, valve plates are installed on the two connecting rod mechanisms, the arrangement positions of the two valve plates correspond to the installation positions of the first barrel and the second barrel respectively, and the connecting rod mechanism comprises a fixed rod, a connecting rod, a driving connecting rod and an auxiliary, the dead lever sets up on the position between last plate body and the lower plate body, all be provided with fixing bolt, two on last plate body and the lower plate body fixing bolt will the dead lever is fixed, the upper end of dead lever is provided with the drive connecting rod, the drive connecting rod passes through to rotate between transmission shaft and the dead lever and is connected, the drive connecting rod other end is connected with the connecting rod through the pivot, the connecting rod is installed on the intermediate position of valve plate below, the connecting rod passes through to be articulated between auxiliary connecting rod and the dead lever.
Preferably, a first motor base and a second motor base are symmetrically installed on the left side and the right side of the valve body, and a first valve opening motor and a second valve opening motor are installed on the first motor base and the second motor base respectively.
Preferably, the output shafts of the first valve opening motor and the second valve opening motor are respectively provided with a first driving connecting rod and a second driving connecting rod, and the transmission shafts of the two driving connecting rods are respectively provided with a first driven connecting rod and a second driven connecting rod.
Preferably, the first driving connecting rod is hinged with the first driven connecting rod through a transmission connecting rod, and the second driving connecting rod is hinged with the second driven connecting rod through a transmission connecting rod.
Preferably, a sliding groove is formed in the outer circumferential surface of the valve plate, a wedge-shaped ring is arranged in the sliding groove, and a sealing spring is arranged between the wedge-shaped ring and the sliding groove.
Compared with the prior art, the beneficial effects of the utility model are that:
1. in the utility model, by arranging the sealing spring and the wedge-shaped ring, the sealing effect of the device is increased, the problems of high air leakage rate and poor sealing in the use process of the prior art are solved, and meanwhile, the automatic level of the device is increased by matching the connecting rod mechanism with the first valve opening motor, the transmission stroke of the device is short, the transmission efficiency is high, and the operation is simple;
2. the utility model discloses in, through setting up plate body, lower plate body and fixing bolt, increased the fixed effect of device, the maintenance of the device of being convenient for to and the device of being convenient for is changed the valve plate, has solved prior art and has appeared the problem of valve plate maintenance difficulty after long-term the use.
Drawings
FIG. 1 is a front view of the device of the present invention;
FIG. 2 is a front cross-sectional view of the valve body of FIG. 1 in accordance with the present invention;
FIG. 3 is an assembly view of the linkage mechanism of FIG. 2 in accordance with the present invention;
FIG. 4 is an enlarged view of the structure A in FIG. 2 according to the present invention;
fig. 5 is an enlarged view of a structure B in fig. 3 according to the present invention.
In the figure: 1-a first valve opening motor, 2-a first motor base, 3-a first driving connecting rod, 4-a transmission connecting rod, 5-a second driven connecting rod, 6-a valve body, 7-a second driven connecting rod, 8-a connecting rod mechanism, 801-a connecting rod, 802-a driving connecting rod, 803-a fixed rod, 804-an auxiliary connecting rod, 9-a second motor base, 10-a second driving connecting rod, 11-a second valve opening motor, 12-a first cylinder body, 13-a fixed plate, 14-a valve plate, 15-a first mounting plate, 16-a second cylinder body, 17-a second mounting plate, 18-a fixed bolt, 19-an upper plate body, 20-a lower plate body, 21-a wedge ring, 22-a sealing spring and 23-a chute.
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.
Referring to fig. 1-5, the present invention provides a technical solution:
a double-shaft double-flap valve comprises a valve body 6, a connecting rod mechanism 8 and a fixing plate 13, wherein the fixing plate 13 is welded at the upper position inside the valve body 6, a first cylinder 12 and a first cylinder 16 are symmetrically welded at the two side positions above the fixing plate 13, a first mounting plate 15 is mounted in the valve body 6 between the first cylinder 12 and the first cylinder 16, a second mounting plate 17 is mounted in the valve body 6 below the right of the first cylinder 16, an upper plate body 19 is mounted at the upper positions of the left surfaces of the first mounting plate 15 and the second mounting plate 17, a lower plate body 20 is mounted at the lower position of the upper plate body 19, the connecting rod mechanism (8) is arranged between the upper plate body 19 and the lower plate body 20, valve plates 14 are mounted on the two connecting rod mechanisms 8, the arrangement positions of the two valve plates 14 correspond to the mounting positions of the first cylinder 12 and the first cylinder 16 respectively, and each connecting rod mechanism 8, The connecting rod 801, the driving connecting rod 802 and the auxiliary connecting rod 804, the fixing rod 803 is arranged between the upper plate body 19 and the lower plate body 20, the upper plate body 19 and the lower plate body 20 are both provided with the fixing bolt 18, the upper plate body 19, the lower plate body 20 and the fixing bolt 18 are used in a matching way, the fixing effect of the device is increased, the maintenance of the device is convenient, the valve plate 14 is convenient to replace by a device, the problem that the valve plate 14 is difficult to maintain after long-term use in the prior art is solved, the fixing rod 803 is fixed by the two fixing bolts 18, the upper end of the fixing rod 803 is provided with the driving connecting rod 802, the driving connecting rod 802 is rotatably connected with the fixing rod 803 through the transmission shaft, the other end of the driving connecting rod 802 is connected with the connecting rod 801 through the rotating shaft, the connecting rod 801 is installed at the middle position below the valve plate 14, and the connecting rod 801 is hinged with the fixing rod 803 through the auxiliary connecting rod 804.
A first motor base 2 and a second motor base 9 are symmetrically arranged on the left side and the right side of the valve body 6, a first valve opening motor 1 and a second valve opening motor 11 are respectively arranged on the first motor base 2 and the second motor base 9, a first driving connecting rod 3 and a second driving connecting rod 10 are respectively arranged on the output shafts of the first valve opening motor 1 and the second valve opening motor 11, a first driven connecting rod 5 and a second driven connecting rod 7 are respectively arranged on the transmission shafts of the two driving connecting rods 802, the first driving connecting rod 3 is hinged with the first driven connecting rod 5 through the transmission connecting rod 4, the second driving connecting rod 10 is hinged with the second driven connecting rod 7 through the transmission connecting rod 4, a chute 23 is arranged on the outer circumferential surface of the valve plate 14, a wedge-shaped ring 21 is arranged in the chute 23, a sealing spring 22 is arranged between the wedge-shaped ring 21 and the chute 23, the wedge-shaped ring 21 is attached to the fixing plate 13, the wedge-shaped ring, and extrude sealing spring 22, mutually support between sealing spring 22 and the wedge 21, increased the sealed effect of device, solved prior art and appear leaking out the rate big when using, airtight not tight problem, the cooperation between link mechanism 8 and the first valve motor 1 is used simultaneously, has increased the automation level of device, and the transmission stroke of device is short, and transmission efficiency is high, easy operation.
The working process is as follows: when the valve is opened, the valve plate 14 in the first cylinder 12 or the first cylinder 16 is selected to be opened according to the corresponding flow channel, when the valve plate 14 in the first cylinder 12 needs to be opened, the first valve opening motor 1 drives the driving connecting rod to rotate, the first driving connecting rod 3 drives the first driven connecting rod 5 to rotate by matching with the transmission rod 4, the first driven connecting rod 5 drives the driving connecting rod 802 to rotate by matching with the transmission rod, the driving connecting rod 802 drives the connecting rod 801 to rotate by matching with the auxiliary connecting rod 804 while rotating, the connecting rod 801 drives the valve plate 14 to perform valve opening action, when the valve is closed, the first valve opening motor 1 rotates reversely, the first valve opening motor 1 drives the first driving connecting rod 3 to rotate, the first driving connecting rod 3 drives the first driven connecting rod 5 to rotate by matching with the transmission rod 4, at the moment, the first driven connecting rod 5 is matched with the transmission rod to drive the driving connecting rod 802 to rotate reversely, the valve plate 14 performs valve closing action while the driving connecting rod 802 rotates reversely, when the valve plate 14 is closed, the wedge-shaped ring 21 is attached to the fixing plate 13, the wedge-shaped ring 21 slides in the chute 23 and extrudes the sealing spring 22, the sealing spring 22 is matched with the wedge-shaped ring 21, the sealing effect of the device is improved, the problems of high air leakage rate and poor sealing in the prior art are solved, meanwhile, the connecting rod mechanism 8 is matched with the first valve opening motor 1 for use, the automation level of the device is improved, the transmission stroke of the device is short, the transmission efficiency is high, the operation is simple, when the device needs to be maintained, the fixing bolts 18 on the upper plate body 19 and the lower plate body 20 are rotated, the fixing bolts 18 cancel the fixing of the fixing rod 803 at the moment, and therefore the connecting rod mechanism 8 and the valve plate 14, in the process, the upper plate body 19, the lower plate body 20 and the fixing bolt 18 are matched for use, so that the fixing effect of the device is improved, the device is convenient to maintain, the valve plate 14 is convenient to replace, and the problem that the valve plate 14 is difficult to maintain after long-term use in the prior art is solved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. Biax two flap valve includes valve body (6), link mechanism (8) and fixed plate (13), its characterized in that: the valve body is characterized in that a fixing plate (13) is welded at the upper position inside the valve body (6), a first barrel body (12) and a second barrel body (16) are symmetrically welded at the two side positions above the fixing plate (13), a first mounting plate (15) is installed in the valve body (6) between the first barrel body (12) and the second barrel body (16), a second mounting plate (17) is installed in the valve body (6) at the lower right of the second barrel body (16), an upper plate body (19) is installed at the upper positions of the left surfaces of the first mounting plate (15) and the second mounting plate (17), a lower plate body (20) is installed at the lower position of the upper plate body (19), a connecting rod mechanism (8) is arranged between the upper plate body (19) and the lower plate body (20), valve plates (14) are installed on the two connecting rod mechanisms (8), and the setting positions of the two valve plates (14) correspond to the mounting positions of the first barrel body (12) and the second barrel body (16) respectively, link mechanism (8) are including dead lever (803), connecting rod (801), drive connecting rod (802) and auxiliary connecting rod (804), dead lever (803) set up on last plate body (19) and down the position between plate body (20), all be provided with fixing bolt (18), two on last plate body (19) and lower plate body (20) fixing bolt (18) will dead lever (803) are fixed, the upper end of dead lever (803) is provided with drive connecting rod (802), drive connecting rod (802) are connected through rotating between transmission shaft and dead lever (803), drive connecting rod (802) other end is connected with connecting rod (801) through the pivot, connecting rod (801) are installed on the intermediate position of valve plate (14) below, connecting rod (801) are articulated between auxiliary connecting rod (804) and dead lever (803).
2. The dual-axis dual-flap valve according to claim 1, characterized in that: the valve is characterized in that a first motor base (2) and a second motor base (9) are symmetrically arranged on the left side and the right side of the valve body (6), and a first valve opening motor (1) and a second valve opening motor (11) are respectively arranged on the first motor base (2) and the second motor base (9).
3. The dual-axis dual-flap valve according to claim 2, characterized in that: the output shafts of the first valve opening motor (1) and the second valve opening motor (11) are respectively provided with a first driving connecting rod (3) and a second driving connecting rod (10), and the transmission shafts of the two driving connecting rods (802) are respectively provided with a first driven connecting rod (5) and a second driven connecting rod (7).
4. The dual-axis dual-flap valve according to claim 3, characterized in that: the first driving connecting rod (3) is hinged with the first driven connecting rod (5) through the transmission connecting rod (4), and the second driving connecting rod (10) is hinged with the second driven connecting rod (7) through the transmission connecting rod (4).
5. The dual-axis dual-flap valve according to claim 1, characterized in that: the valve plate is characterized in that a sliding groove (23) is formed in the outer circumferential surface of the valve plate (14), a wedge-shaped ring (21) is arranged in the sliding groove (23), and a sealing spring (22) is arranged between the wedge-shaped ring (21) and the sliding groove (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020113864.5U CN211550558U (en) | 2020-01-19 | 2020-01-19 | Double-shaft double-flap valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020113864.5U CN211550558U (en) | 2020-01-19 | 2020-01-19 | Double-shaft double-flap valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211550558U true CN211550558U (en) | 2020-09-22 |
Family
ID=72492755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020113864.5U Expired - Fee Related CN211550558U (en) | 2020-01-19 | 2020-01-19 | Double-shaft double-flap valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211550558U (en) |
-
2020
- 2020-01-19 CN CN202020113864.5U patent/CN211550558U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200922 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |