CN210855847U - Material guide device of gas-material shared reversing valve for double-chamber shaft kiln - Google Patents
Material guide device of gas-material shared reversing valve for double-chamber shaft kiln Download PDFInfo
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- CN210855847U CN210855847U CN201921721806.4U CN201921721806U CN210855847U CN 210855847 U CN210855847 U CN 210855847U CN 201921721806 U CN201921721806 U CN 201921721806U CN 210855847 U CN210855847 U CN 210855847U
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- shaft kiln
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- 239000000463 material Substances 0.000 title claims abstract description 97
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 17
- 239000010959 steel Substances 0.000 claims abstract description 17
- 239000000835 fiber Substances 0.000 claims abstract description 13
- 238000007599 discharging Methods 0.000 claims description 3
- 239000004744 fabric Substances 0.000 abstract description 5
- 239000002912 waste gas Substances 0.000 description 9
- 238000002485 combustion reaction Methods 0.000 description 7
- 239000007789 gas Substances 0.000 description 5
- 230000002457 bidirectional effect Effects 0.000 description 2
- 210000000038 chest Anatomy 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000011094 fiberboard Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 206010037660 Pyrexia Diseases 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 229910000514 dolomite Inorganic materials 0.000 description 1
- 239000010459 dolomite Substances 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
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Abstract
The utility model relates to a material guiding device of a gas material sharing reversing valve for a double-chamber shaft kiln, which comprises a material guiding groove, a material baffle plate, a high-temperature resistant fiber backing plate and a wear-resistant steel backing plate; the guide chute is arranged in the gas-material shared reversing valve and consists of a chute body structure and a vertical channel structure which are communicated with each other; the vertical channel structure is positioned in the middle of a discharge hole of the gas-material shared reversing valve; the vertical channel structure is provided with a material baffle at one end facing to the material flowing direction, and the inner side of the material baffle is sequentially provided with a high-temperature resistant fiber backing plate and a wear-resistant steel backing plate. Guide device is used for changing material flow direction, and control material flows cross sectional area to realize the mesh that cooperation below distributing device carries out reasonable cloth.
Description
Technical Field
The utility model relates to a guide device especially relates to a guide device of gas material sharing switching-over valve for two thorax shaft kilns.
Background
The double-hearth shaft kiln is an important thermal kiln, and is mainly used for calcining lime and dolomite. The kiln has the outstanding advantages that the heat consumption is lower than that of other kiln types, and the production mode is that two kiln chambers are communicated with each other and are heated alternately. When the working kiln chamber is heated, a large amount of generated hot flue gas flows into the preheating kiln chamber through the connecting channel to preheat materials in the preheating kiln chamber, and the steps are repeated in turn, so that the purpose of utilizing waste heat of the waste gas is achieved, and the use efficiency of fuel is improved.
As shown in figure 1, the gas-material shared reversing valve for the double-chamber shaft kiln comprises a valve body 5, a two-way valve mechanism 6 and a one-way valve mechanism 7; a waste gas outlet 51 is arranged on one side of the top of the valve body 5 and connected with an external waste gas pipeline, and a combustion air inlet 52 is arranged on the side wall of the valve body 5 close to the waste gas outlet 51 and connected with the external combustion air pipeline; an inclined feed port 53 is arranged on one side of the valve body 5 opposite to the combustion air inlet 52 and is connected with a top stock bin, and a discharge port 54 is arranged at the bottom of the valve body 5 and is connected with a kiln opening; the two-way valve mechanism 6 is arranged at one side close to the waste gas outlet 51 and the combustion air inlet 52, a two-way valve plate in the two-way valve mechanism 6 is positioned inside the valve body 5, the two-way valve plate is driven by the two-way valve driving device to be switched among 2 working positions, the two-way valve plate can seal and seal the waste gas outlet 51 at one working position, and can seal and seal the combustion air inlet 52 at the other working position; the check valve mechanism 7 is installed on one side close to the feeding hole 53, a check valve plate in the check valve mechanism is located inside the valve body 5, the check valve plate is driven by the check valve driving device to be switched among 2 working positions, and the check valve plate can seal and close the feeding hole 53 at one of the working positions.
The gas and material share the feed inlet in the reversing valve, so that the blanking can be finished, and the airflow reversing of the double-hearth kiln can also be finished.
Due to the special structure of the gas-material shared reversing valve, problems are brought to production: firstly, adopt the side direction feeding mode can produce the side direction and divide speed, influence the cloth. The discharge port needs to be in butt joint with the kiln mouth and must be arranged at the bottom of the valve body. The bidirectional valve plate in the bidirectional valve mechanism required for completing the air flow reversing is rotationally switched, so that the waste gas outlet and the combustion air inlet are necessarily arranged adjacently, and one is arranged at the top of the side surface, so that the feeding hole can only adopt a lateral opening mode. Lateral feeding can make the kiln material of advancing have the lateral velocity of dividing, and this minute speed effect can make the kiln material cloth inhomogeneous, causes the overburning and gives birth to the fever rate and all improves. And secondly, the discharge port of the gas-material shared reversing valve passes through both the material and the combustion air or waste gas. In order not to generate large fluctuation of the air flow speed, the area of the discharge opening is far larger than the area of the blanking section required by the lower distributing device. If the material is discharged according to the whole area of the discharge port, the material distribution device does not work.
Disclosure of Invention
The utility model provides a guide device of gas material sharing switching-over valve for two thorax shaft kilns installs inside gas material sharing switching-over valve for change material stream direction, control material stream cross sectional area, in order to realize the mesh that cooperation below distributing device carries out reasonable cloth.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a guide device of a gas material sharing reversing valve for a double-chamber shaft kiln comprises a guide chute, a baffle plate, a high-temperature resistant fiber base plate and a wear-resistant steel lining plate; the guide chute is arranged in the gas-material shared reversing valve and consists of a chute body structure and a vertical channel structure which are communicated with each other; the vertical channel structure is positioned in the middle of a discharge hole of the gas-material shared reversing valve; the vertical channel structure is provided with a material baffle at one end facing to the material flowing direction, and the inner side of the material baffle is sequentially provided with a high-temperature resistant fiber backing plate and a wear-resistant steel backing plate.
The guide chute consists of a bottom plate, side plates and a fixed seat, wherein the bottom plate is obliquely arranged, and one end close to the feed port is higher than one end close to the discharge port; the bottom of the bottom plate is provided with a fixed seat which is fixedly connected with the side wall of the valve body on the corresponding side of the gas-material shared reversing valve through a bolt; the curb plate is established respectively to the both sides of bottom plate, and the curb plate sets up with material flow direction parallel, the upper portion of curb plate and the bottom plate fixed connection who corresponds the side, and the lower part downwardly extending of curb plate forms vertical channel structure.
The groove body structure has the horn mouth shape, and the opening width that is close to feed inlet one end is greater than the opening width that is close to discharge gate one end, and the both sides edge at the bottom plate is fixed to the curb plate.
The side plates are parallel to each other in the extension section, and the side plates of the extension section are respectively provided with a row of horizontally-arranged mounting bolt holes in the upper part and the lower part for fixing the striker plate through the mounting bolts and enabling the horizontal position of the striker plate to be adjustable.
Vertical plates are arranged on two sides of the material baffle plate, bolt holes are respectively formed in the upper portion and the lower portion of each vertical plate in positions corresponding to the mounting bolt holes in the side plates, the bolt holes in the upper portion or the lower portion are long round holes, and long axes of the long round holes are in the vertical direction.
The high-temperature resistant fiber backing plate and the wear-resistant steel backing plate are fixedly connected with the striker plate through bolts.
Compared with the prior art, the beneficial effects of the utility model are that:
1) the material guiding device of the utility model is used for changing the material flow direction, controlling the cross section area of the material flow, and matching with the material distributing device below to reasonably distribute the material, thereby effectively applying the gas-material shared reversing valve on the double-chamber shaft kiln;
2) the utility model has the advantages of simple and compact structure and convenient installation and maintenance; the material baffle plate is provided with a wear-resistant lining plate, so that the replacement time can be prolonged;
3) by adopting the material guide device, the gas-material shared reversing valve can be ensured to operate stably and continuously for a long time.
Drawings
FIG. 1 is a schematic structural view of a material sharing reversing valve and a material guiding device for a double-chamber shaft kiln of the present invention.
Fig. 2 is a schematic structural view of the material guiding device of the present invention.
Fig. 3 is a front view of the material guiding chute of the present invention.
Fig. 4 is a top view of fig. 3.
Fig. 5 is a left side view of fig. 3.
Fig. 6 is a front view of the striker plate of the present invention.
Fig. 7 is a right side view of fig. 6.
In the figure: 1. guide chute 11, side plate 12, bottom plate 13, fixing seat 14, mounting bolt hole 2, striker plate 21, vertical plate 22, long round hole 3, wear-resistant steel lining plate 4, high-temperature resistant fiber lining plate 5, valve body 51 of gas-material shared reversing valve, waste gas outlet 52, combustion-supporting air inlet 53, feed inlet 54, discharge outlet 6, double-valve-plate mechanism 7 and single-valve-plate mechanism
Detailed Description
The following description of the embodiments of the present invention will be made with reference to the accompanying drawings:
as shown in fig. 2, the material guiding device of the gas-material shared reversing valve for the double-chamber shaft kiln of the present invention comprises a material guiding chute 1, a material baffle 2, a high temperature resistant fiber backing plate 4 and a wear resistant steel lining plate 3; the guide chute 1 is arranged in the gas-material shared reversing valve and consists of a chute body structure and a vertical channel structure which are communicated with each other; the groove body structure is close to one end of a feed port 53 of the gas-material shared reversing valve, and the vertical channel structure is positioned in the middle of a discharge port 54 of the gas-material shared reversing valve; striker plate 2 is established at the one end towards the material flow direction to vertical channel structure, and 2 inboard of striker plate are equipped with high temperature resistant fibre backing plate 4 and wear-resisting steel lining board 3 in proper order.
As shown in fig. 3-5, the material guiding chute 1 is composed of a bottom plate 12, a side plate 11 and a fixing seat 13, wherein the bottom plate 12 is disposed obliquely, and one end close to the material inlet 53 is higher than one end close to the material outlet 54; the bottom of the bottom plate 12 is provided with a fixed seat 13 which is fixedly connected with the side wall of the valve body 5 at the corresponding side of the gas-material shared reversing valve through bolts; the both sides of bottom plate 12 are established curb plate 11 respectively, and curb plate 11 and material flow direction parallel arrangement, the upper portion of curb plate 11 and the bottom plate 12 fixed connection who corresponds the side, and the lower part downwardly extending of curb plate 11 forms vertical channel structure.
The groove body structure has a horn mouth shape, the opening width of one end close to the feeding hole 53 is larger than that of one end close to the discharging hole 54, and the side plates 11 are fixed at the edges of two sides of the bottom plate 12.
The side plates 11 are parallel to each other in the extension section, and the side plates 11 of the extension section are respectively provided with a row of horizontally arranged mounting bolt holes 14 in the upper part and the lower part for fixing the striker plate 2 through the mounting bolts and enabling the horizontal position of the striker plate 2 to be adjustable.
As shown in fig. 6-7, vertical plates 21 are disposed on two sides of the striker plate 2, and bolt holes are respectively formed in the upper portion and the lower portion of each vertical plate 21 at positions corresponding to the mounting bolt holes 14 on the side plates 11, wherein the bolt holes in the upper portion or the lower portion are long round holes 22, and the long axis of each long round hole 22 is in the vertical direction.
The high-temperature resistant fiber backing plate 4 and the wear-resistant steel lining plate 3 are fixedly connected with the striker plate 2 through bolts.
The material guide groove 1 is a welding part and is formed by welding a bottom plate 12 and 2 side plates 11. The bottom plate 12 is a trapezoid with a wide top and a narrow bottom. The side plates 11 are arranged along the oblique edges of the two sides of the bottom plate 12 to form a bell mouth closing structure from top to bottom. The back of the bottom plate 12 is welded with a fixed seat 13, the fixed seat 13 is provided with a hole, and the fixed seat is fixed with the valve body 5 of the gas-material shared reversing valve through a bolt. The side plate 11 is provided with 2 rows of mounting bolt holes 14 for mounting the striker plate 2. The inner side of the striker plate 2 is fixed with a high temperature resistant fiber plate 4 and a wear resistant steel lining plate 3 through bolts.
When the valve is used, materials enter the valve body 5 through the feed inlet 53 of the gas-material shared reversing valve and are conveyed along a material channel formed by the groove body structure, so that the purpose of narrowing downwards is achieved. After the downward material flow of slope receives blockking of wear-resisting steel lining plate 3, the material flow direction changes vertical downwards, falls into the kiln in vertical channel structure to cooperate the distributing device below to carry out reasonable cloth better.
The striker plate 2 can be installed in cooperation with the mounting bolt holes 14 at different positions, so that the horizontal position can be adjusted in a moving manner, and the size of the blanking section can be adjusted to meet different requirements of the material distribution device on material flow width.
The falling of the material will impact and wear the wear resistant steel lining plate 3 and will generate noise. In order to solve the two problems, a high-temperature resistant fiber board 4 is arranged between the striker plate 2 and the wear-resistant steel lining plate 3, and the wear-resistant steel lining plate 3 is independently replaced after being worn, so that the maintenance is convenient. The high-temperature resistant fiber board 4 has a buffer effect, and can effectively reduce noise generated by material impact.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. A guide device of a gas-material shared reversing valve for a double-hearth shaft kiln is characterized by comprising a guide chute, a baffle plate, a high-temperature-resistant fiber base plate and a wear-resistant steel lining plate; the guide chute is arranged in the gas-material shared reversing valve and consists of a chute body structure and a vertical channel structure which are communicated with each other; the vertical channel structure is positioned in the middle of a discharge hole of the gas-material shared reversing valve; the vertical channel structure is provided with a material baffle at one end facing to the material flowing direction, and the inner side of the material baffle is sequentially provided with a high-temperature resistant fiber backing plate and a wear-resistant steel backing plate.
2. The material guiding device of the gas-material shared reversing valve for the double-hearth shaft kiln as claimed in claim 1, wherein the material guiding groove is composed of a bottom plate, a side plate and a fixed seat, the bottom plate is obliquely arranged, and one end close to the feeding port is higher than one end close to the discharging port; the bottom of the bottom plate is provided with a fixed seat which is fixedly connected with the side wall of the valve body on the corresponding side of the gas-material shared reversing valve through a bolt; the curb plate is established respectively to the both sides of bottom plate, and the curb plate sets up with material flow direction parallel, the upper portion of curb plate and the bottom plate fixed connection who corresponds the side, and the lower part downwardly extending of curb plate forms vertical channel structure.
3. The material guide device of the material sharing reversing valve for the double-hearth shaft kiln as claimed in claim 1, wherein the groove body structure is in a bell mouth shape, the opening width of one end close to the feeding port is larger than that of one end close to the discharging port, and the side plates are fixed at the edges of two sides of the bottom plate.
4. The material guiding device of the material sharing reversing valve for the double-bore shaft kiln as claimed in claim 2, wherein the side plates are parallel to each other in the extension section, and the side plates of the extension section are respectively provided with a row of horizontally arranged mounting bolt holes in the upper part and the lower part for fixing the striker plate through the mounting bolts and enabling the horizontal position of the striker plate to be adjusted.
5. The material guide device of the gas-material shared reversing valve for the double-chamber shaft kiln as claimed in claim 1 or 4, wherein vertical plates are arranged on two sides of the material baffle plate, bolt holes are respectively arranged on the upper portion and the lower portion of each vertical plate at positions corresponding to the bolt holes arranged on the side plates, the bolt holes on the upper portion or the lower portion are long round holes, and the long axes of the long round holes are in the vertical direction.
6. The material guiding device of the material sharing reversing valve for the double-hearth shaft kiln as claimed in claim 1, wherein the high-temperature resistant fiber backing plate and the wear-resistant steel backing plate are fixedly connected with the striker plate through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921721806.4U CN210855847U (en) | 2019-10-14 | 2019-10-14 | Material guide device of gas-material shared reversing valve for double-chamber shaft kiln |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921721806.4U CN210855847U (en) | 2019-10-14 | 2019-10-14 | Material guide device of gas-material shared reversing valve for double-chamber shaft kiln |
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| Publication Number | Publication Date |
|---|---|
| CN210855847U true CN210855847U (en) | 2020-06-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921721806.4U Active CN210855847U (en) | 2019-10-14 | 2019-10-14 | Material guide device of gas-material shared reversing valve for double-chamber shaft kiln |
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| CN (1) | CN210855847U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110668714A (en) * | 2019-10-14 | 2020-01-10 | 中冶焦耐(大连)工程技术有限公司 | Material guide device of gas-material shared reversing valve for double-chamber shaft kiln |
-
2019
- 2019-10-14 CN CN201921721806.4U patent/CN210855847U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110668714A (en) * | 2019-10-14 | 2020-01-10 | 中冶焦耐(大连)工程技术有限公司 | Material guide device of gas-material shared reversing valve for double-chamber shaft kiln |
| CN110668714B (en) * | 2019-10-14 | 2024-03-19 | 中冶焦耐(大连)工程技术有限公司 | Material guide device of gas-material sharing reversing valve for double-chamber shaft kiln |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A material guiding device of gas material common reversing valve for double chamber shaft kiln Effective date of registration: 20211203 Granted publication date: 20200626 Pledgee: Dalian Branch of Bank of Communications Co.,Ltd. Pledgor: ACRE COKING & REFRACTORY ENGINEERING CONSULTING CORPORATION (DALIAN), MCC Registration number: Y2021210000090 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20200626 Pledgee: Dalian Branch of Bank of Communications Co.,Ltd. Pledgor: ACRE COKING & REFRACTORY ENGINEERING CONSULTING CORPORATION (DALIAN), MCC Registration number: Y2021210000090 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |