CN210068963U - Star-shaped ash discharging valve with low failure rate - Google Patents
Star-shaped ash discharging valve with low failure rate Download PDFInfo
- Publication number
- CN210068963U CN210068963U CN201920355254.3U CN201920355254U CN210068963U CN 210068963 U CN210068963 U CN 210068963U CN 201920355254 U CN201920355254 U CN 201920355254U CN 210068963 U CN210068963 U CN 210068963U
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- China
- Prior art keywords
- valve body
- ash
- valve
- mounting seat
- impeller
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- Expired - Fee Related
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- 238000007599 discharging Methods 0.000 title claims abstract description 15
- 230000005540 biological transmission Effects 0.000 claims abstract description 6
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 6
- 238000012216 screening Methods 0.000 claims abstract description 5
- 238000002347 injection Methods 0.000 claims description 20
- 239000007924 injection Substances 0.000 claims description 20
- 238000010926 purge Methods 0.000 claims description 10
- 238000004140 cleaning Methods 0.000 claims description 7
- 230000000694 effects Effects 0.000 claims description 4
- 230000001681 protective effect Effects 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 2
- 238000013024 troubleshooting Methods 0.000 abstract description 2
- 239000000428 dust Substances 0.000 description 14
- 238000007664 blowing Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 238000000844 transformation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- -1 metallurgy Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Abstract
The utility model discloses a star-shaped ash discharging valve with low failure rate, which comprises a valve body, an impeller which can be vertically and rotatably arranged in the valve body, a speed reducer and a driving motor which are arranged outside the valve body and are in transmission connection with the impeller; the upper end of the valve body is provided with an ash inlet, and the lower end of the valve body is provided with an ash outlet; the ash discharging valve also comprises a vibration blanking mechanism which is positioned on the upper half part of the valve body, is detachably inserted on the valve body and is used for screening and blanking the ash entering from the ash inlet. The design makes the star-shaped ash discharge valve not easy to block, the failure rate is lower, and the troubleshooting is easier.
Description
Technical Field
The utility model relates to a star type unloading valve field, in particular to star type unloading valve of low fault rate.
Background
The star-shaped ash discharge valve is widely applied to the departments of building materials, metallurgy, chemical industry, electric power and the like, is used as an ash bucket discharge device of various dust removing equipment, and can also be used as a feeding and discharging device of various mills, dryers, storage bins and other equipment. The utility model provides a star type unloading valve more is fit for using on the dust remover that the ash discharge volume requires not very high.
When the star-shaped ash discharge valve is applied to an ash bucket at the lower part of a dust remover, the following problems exist: firstly, due to various reasons, a filter bag in the dust collector has the possibility of falling off, and once the filter bag falls off, the filter bag falls into the star-shaped dust discharging valve, so that an impeller is blocked, a valve body is blocked, a driving motor is burnt, and the problem is difficult to timely remove; secondly, when the dust in the ash bucket is more, the condition of collapse is easy to occur, once the collapse easily blocks the star-shaped ash discharge valve, and meanwhile, the load of the driving motor is also increased instantly, so that the failure rate of the driving motor is increased.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a star type unloading valve that is difficult for blockking up, the fault rate is lower, easily arrange the trouble.
The purpose of the utility model is realized like this: a star-shaped ash discharging valve with low failure rate comprises a valve body, an impeller which can be vertically and rotatably arranged in the valve body, a speed reducer and a driving motor, wherein the speed reducer and the driving motor are arranged outside the valve body and are in transmission connection with the impeller; the upper end of the valve body is provided with an ash inlet, and the lower end of the valve body is provided with an ash outlet; the ash discharging valve also comprises a vibration blanking mechanism which is positioned on the upper half part of the valve body, is detachably inserted on the valve body and is used for screening and blanking the ash entering from the ash inlet.
Compared with the prior art, the beneficial effects of the utility model reside in that: the utility model screens dust by adding a vibration blanking mechanism which is easy to disassemble, can effectively retain some other foreign matters such as filter bags, hardened bulk dust and the like in the dust, and prevent the foreign matters from falling into the impeller and blocking the impeller, thereby reducing the failure rate and ensuring the smooth operation of the star-shaped dust discharging valve; in addition, the vibration blanking mechanism is easy to disassemble, so that once the vibration blanking mechanism is blocked, the vibration blanking mechanism is only disassembled and the foreign matters are taken out, thereby facilitating troubleshooting; the improvement of the purging mechanism and the impeller can effectively reduce the residual dust in the valve body, thereby reducing the hardening amount of the dust in the valve body and prolonging the maintenance period of the equipment.
As the utility model discloses an optimal scheme, above-mentioned vibration blanking mechanism includes the mount pad of detachably cartridge on the valve body, still including installing the fixed grid on the mount pad fixedly, still including being located fixed grid below, install on the mount pad slidable, with fixed grid sliding fit's movable grid, still including setting up at the mount pad outside end, be used for controlling the reciprocal gliding movable motor of movable grid straight line, still include the crank of being connected with movable motor coaxial drive, still include that one end articulates at the crank free end, the connecting rod that the other end articulates on movable grid. Design like this, simple structure, the vibration blanking is even, and screening effect is good.
Furthermore, the outer side end of the mounting seat is also provided with a protective cover.
As the preferred scheme of the utility model, the ash discharging valve also comprises a purging mechanism which is arranged at the outer side end of the mounting seat and used for purging the vibration blanking mechanism and the impeller; the blowing mechanism comprises a gas storage bag arranged outside the mounting seat and a plurality of injection pipes, one end of each injection pipe is communicated with the gas storage bag, and the other end of each injection pipe penetrates through the mounting seat and extends into the valve body; each injection pipe is provided with a pulse valve, the extending end of each injection pipe is provided with a V-shaped injection head, one end of each injection head faces the movable grid, and the other end of each injection head faces the impeller. Design simple structure like this, it is effectual to sweep.
As a preferred scheme of the utility model, the impeller comprises a central shaft, a plurality of blades which are arranged on the central shaft in a centrosymmetric manner, a plurality of deashing brushes which are respectively detachably arranged on the plurality of blades and used for cleaning the inner wall of the valve body, a plurality of locking screw rods and locking nuts which are used for fixing the deashing brushes; the ash cleaning brushes are arranged on the corresponding blades at intervals. The design structure is simple, and the cleaning effect on the inner wall of the valve body is better.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a partially enlarged schematic view of a portion a in fig. 1.
Fig. 3 is a schematic structural diagram of the impeller of the present invention.
Fig. 4 is a partially enlarged schematic view of a portion B in fig. 3.
The device comprises a valve body 1, an ash inlet 1a, an ash outlet 1b, an impeller 2, a central shaft 201, blades 202, an ash cleaning brush 203, a locking screw 204, a locking nut 205, a speed reducer 3, a driving motor 4, a mounting seat 5, a protective cover 5a, a fixed grating 6, a movable grating 7, a movable motor 8, a crank 9, a connecting rod 10, an air storage bag 11, an injection pipe 12, a pulse valve 13 and an injection head 14.
Detailed Description
As shown in fig. 1-4, the star-shaped ash discharge valve with low failure rate comprises a valve body 1, an impeller 2 which is vertically and rotatably arranged in the valve body 1, a speed reducer 3 which is arranged outside the valve body 1 and is in transmission connection with the impeller 2, and a driving motor 4; the upper end of the valve body 1 is provided with an ash inlet 1a, and the lower end of the valve body 1 is provided with an ash outlet 1 b; the ash discharging valve also comprises a vibration blanking mechanism which is positioned at the upper half part of the valve body 1, is detachably inserted on the valve body 1 and is used for screening and blanking the ash entering from the ash inlet 1 a.
The vibrating blanking mechanism comprises a mounting seat 5 detachably inserted on the valve body 1, a fixed grid 6 fixedly mounted on the mounting seat 5, a movable grid 7 positioned below the fixed grid 6, slidably mounted on the mounting seat 5 and in sliding fit with the fixed grid 6, a movable motor 8 arranged at the outer side end of the mounting seat 5 and used for controlling the movable grid 7 to linearly slide in a reciprocating manner, a crank 9 coaxially connected with the movable motor 8 in a transmission manner, and a connecting rod 10, wherein one end of the connecting rod is hinged at the free end of the crank 9, and the other end of the connecting rod is hinged on the movable grid 7.
The outer side end of the mounting seat 5 is further provided with a protective cover 5 a.
The ash discharging valve also comprises a purging mechanism which is arranged at the outer side end of the mounting seat 5 and used for purging the vibration blanking mechanism and the impeller 2; the blowing mechanism comprises a gas storage bag 11 arranged outside the mounting seat 5 and a plurality of injection pipes 12, one end of each injection pipe is communicated with the gas storage bag 11, and the other end of each injection pipe penetrates through the mounting seat 5 and extends into the valve body 1; each of the injection pipes 12 is provided with a pulse valve 13, the extending end of each of the injection pipes 12 is provided with a V-shaped injection head 14, one end of the injection head 14 faces the movable grid 7, and the other end faces the impeller 2.
The impeller 2 comprises a central shaft 201, a plurality of blades 202 which are arranged on the central shaft 201 in a centrosymmetric manner, a plurality of ash removal brushes 203 which are respectively detachably arranged on the plurality of blades 202 and used for cleaning the inner wall of the valve body 1, a plurality of locking screws 204 used for fixing the ash removal brushes 203 and a plurality of locking nuts 205; the ash removal brushes 203 are mounted on the corresponding blades 202 at intervals.
When the reciprocating type; then, ash enters from the ash inlet 1a and is accumulated on the fixed grating 6, the ash starts to be primarily distributed along with the reciprocating sliding of the movable grating 7, gradually passes through the fixed grating 6 and the movable grating 7, falls onto the impeller 2, further distributes along with the rotation of the impeller 2, and then gradually flows out from the ash outlet 1 b.
During blowing, the spraying head 14 sprays pulse airflow under the control of the pulse valve 13 and blows the pulse airflow towards the movable grating 7 and the impeller 2 respectively, and at the moment, part of ash materials adhered to the vibration blanking mechanism and the impeller 2 are loosened and fall off and are gradually discharged from the ash outlet 1b along with the sliding of the movable grating 7 and the rotation of the impeller 2. Note that the purging should be performed after the dust in the dust separator is exhausted, so that the purging effect is more remarkable.
The present invention is not limited to the above embodiments, and based on the technical solutions disclosed in the present invention, those skilled in the art can make some replacements and transformations for some technical features without creative labor according to the disclosed technical contents, and these replacements and transformations are all within the protection scope of the present invention.
Claims (5)
1. The utility model provides a star type unloading valve of low failure rate which characterized in that: the ash discharging valve comprises a valve body (1), an impeller (2) which can be vertically and rotatably arranged in the valve body (1), a speed reducer (3) which is arranged outside the valve body (1) and is in transmission connection with the impeller (2), and a driving motor (4); the upper end of the valve body (1) is provided with an ash inlet (1 a), and the lower end of the valve body (1) is provided with an ash outlet (1 b); the ash discharging valve also comprises a vibration blanking mechanism which is positioned at the upper half part of the valve body (1), is detachably inserted on the valve body (1) and is used for screening and blanking ash materials entering from the ash inlet (1 a).
2. The low failure rate star unloader valve of claim 1, wherein: the vibration blanking mechanism comprises a mounting seat (5) detachably inserted on the valve body (1), a fixed grid (6) fixedly mounted on the mounting seat (5), a movable grid (7) which is located below the fixed grid (6) and slidably mounted on the mounting seat (5) and is in sliding fit with the fixed grid (6), a movable motor (8) arranged at the outer side end of the mounting seat (5) and used for controlling the linear reciprocating sliding of the movable grid (7), and a crank (9) connected with the movable motor (8) in a coaxial transmission manner, and further comprises a connecting rod (10) with one end hinged at the free end of the crank (9) and the other end hinged on the movable grid (7).
3. The low failure rate star unloader valve of claim 2, wherein: the outer side end of the mounting seat (5) is further provided with a protective cover (5 a).
4. The low failure rate star unloader valve of claim 2, wherein: the ash discharging valve also comprises a purging mechanism which is arranged at the outer side end of the mounting seat (5) and used for purging the vibration blanking mechanism and the impeller (2); the purging mechanism comprises a gas storage bag (11) arranged outside the mounting seat (5), and a plurality of injection pipes (12) of which one ends are communicated with the gas storage bag (11) and the other ends penetrate through the mounting seat (5) and extend into the valve body (1); every all be equipped with pulse valve (13) on injection pipe (12), every the end that stretches into of injection pipe (12) all is equipped with injector head (14) of V type, the one end of injector head (14) is towards activity grid (7), and the other end is towards impeller (2).
5. The low failure rate star unloader valve of claim 1, wherein: the impeller (2) comprises a central shaft (201), a plurality of blades (202) which are arranged on the central shaft (201) in a centrosymmetric manner, a plurality of ash removal brushes (203) which are respectively detachably arranged on the blades (202) and used for cleaning the inner wall of the valve body (1), a plurality of locking screw rods (204) used for fixing the ash removal brushes (203) and a plurality of locking nuts (205); the ash cleaning brushes (203) are arranged on the corresponding blades (202) at intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920355254.3U CN210068963U (en) | 2019-03-20 | 2019-03-20 | Star-shaped ash discharging valve with low failure rate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920355254.3U CN210068963U (en) | 2019-03-20 | 2019-03-20 | Star-shaped ash discharging valve with low failure rate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210068963U true CN210068963U (en) | 2020-02-14 |
Family
ID=69434003
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920355254.3U Expired - Fee Related CN210068963U (en) | 2019-03-20 | 2019-03-20 | Star-shaped ash discharging valve with low failure rate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210068963U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111466210A (en) * | 2020-04-26 | 2020-07-31 | 江苏沃得农业机械股份有限公司 | Harvester auger blade combined brush |
-
2019
- 2019-03-20 CN CN201920355254.3U patent/CN210068963U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111466210A (en) * | 2020-04-26 | 2020-07-31 | 江苏沃得农业机械股份有限公司 | Harvester auger blade combined brush |
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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: 20200214 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |