CN218821589U - Rotary kiln - Google Patents
Rotary kiln Download PDFInfo
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- CN218821589U CN218821589U CN202221762691.5U CN202221762691U CN218821589U CN 218821589 U CN218821589 U CN 218821589U CN 202221762691 U CN202221762691 U CN 202221762691U CN 218821589 U CN218821589 U CN 218821589U
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- kiln body
- shell
- kiln
- rotary kiln
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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Abstract
The utility model provides a rotary kiln, include: the kiln comprises a kiln body and a kiln body, wherein the kiln body comprises a shell and a lining arranged in the shell, the shell comprises a first shell and a second shell, the first shell is sleeved on the outer side of the second shell, and an accommodating space is formed between the first shell and the second shell; the kiln body is rotatably arranged on the supporting seats, and the kiln body is obliquely arranged, so that the first end part of the kiln body is higher than the second end part of the kiln body; the water inlet is formed in the first shell, communicated with the accommodating space and positioned at the first end part of the kiln body; and the water outlet is formed in the first shell, communicated with the accommodating space and positioned at the second end part of the kiln body. The rotary kiln can reduce the temperature of the peripheral side of the rotary kiln and improve the comfort of operators.
Description
Technical Field
The utility model relates to a non-metallic material processing technology field particularly, relates to a rotary kiln.
Background
The rotary kiln is a thermal apparatus for calcining, roasting or drying granular and powdery materials. Rotary kilns have existed as a conventional kiln type for over a hundred years, but are large or ultra-large, and are mainly used for primary rough processing of powder or mineral materials.
In the related technology, the outer surface temperature of the furnace shell of the existing rotary kiln is high, so that the radiation heat around the rotary kiln is large, the environmental temperature is high, and the labor environment experience of operators is poor.
SUMMERY OF THE UTILITY MODEL
The present invention aims at least solving one of the technical problems existing in the prior art or the related art.
According to the utility model discloses an aspect provides a rotary kiln, include:
the kiln comprises a kiln body and a kiln body, wherein the kiln body comprises a shell and a lining arranged in the shell, the shell comprises a first shell and a second shell, the first shell is sleeved on the outer side of the second shell, and an accommodating space is formed between the first shell and the second shell;
the kiln body is rotatably arranged on the supporting seats and is obliquely arranged, so that the first end part of the kiln body is higher than the second end part of the kiln body;
the water inlet is arranged on the first shell, communicated with the accommodating space and positioned at the first end part of the kiln body;
and the water outlet is formed in the first shell, communicated with the accommodating space and positioned at the second end part of the kiln body.
Additionally, the utility model provides an among the above-mentioned technical scheme rotary kiln can also have following additional technical characterstic:
in the above technical solution, further, the rotary kiln further includes:
the bearing platform is provided with a plurality of supporting seats;
and the waste heat utilization water collection assembly is arranged on the bearing platform and is positioned below the water outlet.
In any one of the above technical solutions, further, the waste heat utilization water collection assembly includes:
the water collecting tank is partially embedded in the bearing platform, and the other part of the water collecting tank is positioned above the bearing platform;
and the delivery pump is arranged in the water collecting tank.
In any of the above technical solutions, further, the rotary kiln further includes:
and the blocking piece is used for blocking the water inlet and the water outlet.
In any of the above technical solutions, further, the rotary kiln further includes:
and the dust collecting chamber is communicated with the first end part of the kiln body and is positioned at one side of the kiln body.
In any of the above technical solutions, further, the rotary kiln further includes:
the smoke exhaust fan is arranged in the dust collecting chamber;
the chimney is communicated with the smoke exhauster, and a flow guide hole is formed in the communication position of the chimney and the smoke exhauster.
In any of the above technical solutions, further, the rotary kiln further includes:
the feed inlet is communicated with the kiln body and is positioned at the first end part of the kiln body.
In any of the above technical solutions, further, the rotary kiln further includes:
and the driving piece is arranged on the bearing platform, connected to the kiln body and used for driving the kiln body to rotate.
In any of the above technical solutions, further, the rotary kiln further includes:
the air inducing device is communicated with the kiln body and is positioned at the second end part of the kiln body;
and the cooling cylinder is positioned at the bottom of the kiln body, and one end of the cooling cylinder is communicated with the second end part of the kiln body.
In any of the above solutions, further, the inner liner is made of a heat insulating material.
The utility model discloses an intentional effect lies in at least:
the utility model provides a rotary kiln, in the course of the work, the raw materials that will calcine are added the kiln internally via the relatively higher first end of the kiln body, rely on the kiln body that the slope set up to rotate, make the raw materials remove to second end one side via the first end of the kiln body, and meet with the combustion products in the second end, carry out the drying, preheat and calcine the process such as, the raw materials of accomplishing the processing can be discharged via the second end of the kiln body, and the flue gas that produces then discharges to first end via the second end of the kiln body, the flue gas is reverse motion with the material, the treatment effeciency of raw materials is provided. In the raw material treatment process, heat can be generated, excessive heat can be scattered to the shell through the lining, under the condition that liquid is filled in the accommodating space of the shell, an air gap is formed between the first shell and the second shell, the heat conductivity of air is poor, and heat energy in the kiln body is difficult to transfer to the first shell, so that the technical effect of reducing the temperature of the peripheral side of the rotary kiln can be achieved, and the comfort level of operators can be improved; under the condition of injecting water into the accommodation space of casing through the water inlet, the water in the accommodation space can be heated to the scattered excessive heat energy of casing via the inside lining, the external excessive heat energy of kiln can be absorbed to water, the technological effect of reducing the temperature of all sides of rotary kiln can be played equally, operating personnel's comfort level can be improved, simultaneously can carry out the reutilization through delivery port discharge casing after water is heated, can realize the cyclic utilization of rotary kiln waste heat, energy efficiency is greatly improved.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic structural view of a rotary kiln according to some embodiments of the present invention.
Wherein, the corresponding relationship between the reference numbers and the component names in fig. 1 is as follows:
the kiln comprises a kiln body 1, a shell 2, a lining 3, a containing space 4, a supporting seat 5, a water inlet 6, a water outlet 7, a bearing platform 8, a water collecting tank 9, a conveying pump 10, a dust collecting chamber 11, a smoke exhaust machine 12, a chimney 13 and a feed inlet 14.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.
As shown in fig. 1, according to an aspect of the present invention, there is provided a rotary kiln, comprising: the kiln comprises a kiln body 1, wherein the kiln body 1 comprises a shell 2 and a lining 3 arranged in the shell 2, the shell 2 comprises a first shell and a second shell, the first shell is sleeved on the outer side of the second shell, and an accommodating space 4 is formed between the first shell and the second shell; the kiln body 1 is rotatably arranged on the supporting seats 5, and the kiln body 1 is obliquely arranged, so that the first end part of the kiln body 1 is higher than the second end part of the kiln body 1; the water inlet 6 is arranged on the first shell, communicated with the accommodating space 4 and positioned at the first end part of the kiln body 1; and the water outlet 7 is arranged on the first shell, communicated with the accommodating space 4 and positioned at the second end part of the kiln body 1.
The utility model provides a rotary kiln, in the course of the work, the raw materials that will calcine are added the kiln body 1 via the 1 relatively higher first end of the kiln body, rely on the kiln body 1 rotation that the slope set up, make the raw materials remove to second end one side via the first end of the kiln body 1, and meet with the combustion products in the second end, carry out the drying, preheat and calcine the process, the raw materials of accomplishing the processing can be discharged via the second end of the kiln body 1, and the flue gas that produces then discharges to first end via the second end of the kiln body 1, the flue gas is reverse motion with the material, the treatment effeciency of raw materials is provided.
The utility model provides a rotary kiln, in the raw materials processing process, can produce the heat, too much heat can see through inside lining 3 and scatter to 2 scattered overflows of casing, for filling under the condition of liquid in the accommodation space 4 of casing 2, form air gap between first casing and the second casing, and the heat conductivity of air is very poor, kiln body 1 inside heat energy hardly transmits to first casing on, consequently can play the technological effect that reduces all side temperatures of rotary kiln, can improve operating personnel's comfort level.
The utility model provides a rotary kiln, under the condition of injecting water in the accommodation space 4 through water inlet 6 to casing 2, the water in accommodation space 4 can be heated to the scattered excessive heat energy of casing 2 via inside lining 3, the external excessive heat energy of kiln body 1 of water can be absorbed, the technological effect of the all side temperature of reduction rotary kiln can be played equally, can improve operating personnel's comfort level, can be through delivery port 7 casing 2 of discharging after water is heated simultaneously, carry out the reutilization, can realize the cyclic utilization of rotary kiln waste heat, the energy efficiency is greatly improved.
In some examples, in order to facilitate control of the raw material conveying speed in the kiln body 1 of the rotary kiln, the inclination angle of the kiln body 1 may be 3 ° to 5 °.
It can be understood that the rotary kiln rotates at a relatively slow speed during use, when liquid is injected into the accommodating space 4 of the casing 2, an operator can firstly block the water outlet 7, then inject water into the kiln body 1 when the water inlet 6 is positioned above the casing 2, and block the water inlet 6 when the water inlet 6 is about to rotate to the bottom of the casing 2 or the water injection is completed. After the water and the kiln body 1 complete sufficient heat exchange, a water outlet 7 and a water inlet 6 can be opened, the water outlet 7 is positioned at the relatively lower end of the kiln body 1, and the water can automatically flow out of the kiln body 1 under the action of gravity.
In some examples, the rotary kiln further comprises: the bearing platform 8 is provided with a plurality of supporting seats 5; and the waste heat utilization water collection assembly is arranged on the bearing platform 8 and is positioned below the water outlet 7.
In this embodiment, the rotary kiln further comprises a bearing platform 8 and a waste heat utilization water collection assembly, and the bearing platform 8 provides an installation position for the supporting seat 5. The hot water discharged from the water outlet 7 can be conveniently recycled through the arrangement of the waste heat utilization water collecting assembly.
In some examples, a bearing may be disposed on the supporting seat 5 to support the casing 2 of the kiln body 1, and a sealing ring may be disposed between the bearing and the seat body of the supporting seat 5, so that a certain gap may be provided between the bearing and the seat body, and the temperature of the kiln body 1 is prevented from being conducted through the supporting seat 5.
In some examples, the waste heat-utilizing water collection assembly includes: the water collecting tank 9, part of the water collecting tank 9 is embedded in the bearing platform 8, and the other part of the water collecting tank 9 is positioned above the bearing platform 8; and a delivery pump 10 disposed in the water collection tank 9.
In this embodiment, the waste heat utilization water collection assembly includes: the water collecting tank 9 and the delivery pump 10 are arranged to facilitate the recovery of the hot water discharged from the water outlet 7 through the arrangement of the water collecting tank 9, and the delivery of the hot water through the arrangement of the delivery pump 10.
In the embodiment, part of the water collecting tank 9 is embedded in the bearing platform 8, and the other part of the water collecting tank 9 is positioned above the bearing platform 8, so that the space of the bearing platform 8 is fully utilized, and the volume of the water collecting tank 9 is larger.
In some examples, the rotary kiln further comprises: and the blocking piece is used for blocking the water inlet 6 and the water outlet 7.
In some examples, the rotary kiln further comprises: and the dust collection chamber 11 is communicated with the first end part of the kiln body 1 and is positioned at one side of the kiln body 1.
In the embodiment, a dust collecting chamber 11 is further included, and the dust collecting chamber 11 is arranged to facilitate the treatment of the flue gas exhausted by the kiln body 1, so that the pollution of the rotary kiln to the air can be reduced.
In some examples, the rotary kiln further comprises: a smoke exhaust 12 arranged in the dust collecting chamber 11; and the chimney 13 is communicated with the smoke exhaust machine 12, and a flow guide hole is formed in the communication position of the chimney 13 and the smoke exhaust machine 12.
In this embodiment, the rotary kiln further comprises a smoke exhaust 12 and a chimney 13, which facilitates the emission of the flue gas of the rotary kiln, and the flue gas emission efficiency can be accelerated by arranging a diversion hole at the communication position between the chimney 13 and the smoke exhaust 12.
In some examples, the rotary kiln further comprises: and the feed inlet 14 is communicated with the kiln body 1 and is positioned at the first end part of the kiln body 1.
In this embodiment, a feed inlet 14 is further included, and the opening of the feed inlet 14 facilitates the addition of raw materials into the kiln body 1.
In some examples, the rotary kiln further comprises: and the driving piece is arranged on the bearing platform 8, is connected to the kiln body 1 and is used for driving the kiln body 1 to rotate.
In this embodiment, the rotary kiln further comprises a driving member, and the driving member is arranged to facilitate the rotation of the kiln body 1.
In some examples, the rotary kiln further comprises: the air inducing device is communicated with the kiln body 1 and is positioned at the second end part of the kiln body 1; and the cooling cylinder is positioned at the bottom of the kiln body 1, and one end of the cooling cylinder is communicated with the second end part of the kiln body 1.
In this embodiment, an air inducing device and a cooling cylinder are further included, and the air inducing device is arranged to facilitate the injection of air into the kiln body 1 and the calcination of the raw materials. Through the arrangement of the cooling cylinder, the processed materials can enter the cooling cylinder through the second end part of the kiln body 1 for cooling treatment.
In some examples, the cooling cylinder may also be disposed at an inclination, and the height of the cooling cylinder near the second end of the kiln body 1 is higher than that of the other end of the cooling cylinder.
In some examples, the liner 3 is made of a heat insulating material.
In this embodiment, the lining 3 is made of a heat insulating material, which can reduce the heat energy overflow in the kiln body 1 to the maximum, further reduce the temperature around the rotary kiln, and improve the comfort of the operator.
In the present invention, the terms "mounting", "connecting", "fixing" and the like are used in a broad sense, for example, "connecting" may be a fixed connection, a detachable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the description of the present specification, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A rotary kiln, comprising:
the kiln body comprises a shell and a lining arranged in the shell, the shell comprises a first shell and a second shell, the first shell is sleeved on the outer side of the second shell, and an accommodating space is formed between the first shell and the second shell;
the kiln body is rotatably arranged on the supporting seats and is obliquely arranged, so that the first end part of the kiln body is higher than the second end part of the kiln body;
the water inlet is formed in the first shell, communicated with the accommodating space and positioned at the first end part of the kiln body;
and the water outlet is formed in the first shell, communicated with the accommodating space and positioned at the second end part of the kiln body.
2. The rotary kiln as claimed in claim 1, further comprising:
the supporting seats are arranged on the bearing platform;
and the waste heat utilization water collection assembly is arranged on the bearing platform and is positioned below the water outlet.
3. The rotary kiln as claimed in claim 2, wherein the waste heat utilization water collecting assembly comprises:
the water collecting tank is partially embedded in the bearing platform, and the other part of the water collecting tank is positioned above the bearing platform;
and the delivery pump is arranged in the water collecting tank.
4. The rotary kiln as claimed in claim 1, further comprising:
and the blocking piece is used for blocking the water inlet and the water outlet.
5. The rotary kiln as claimed in claim 1, further comprising:
and the dust collecting chamber is communicated with the first end part of the kiln body and is positioned at one side of the kiln body.
6. The rotary kiln as claimed in claim 5, further comprising:
the smoke exhaust fan is arranged in the dust collecting chamber;
and the chimney is communicated with the smoke exhaust fan, and a flow guide hole is formed in the communication position of the chimney and the smoke exhaust fan.
7. The rotary kiln as claimed in claim 1, further comprising:
and the feeding hole is communicated with the kiln body and is positioned at the first end part of the kiln body.
8. The rotary kiln as claimed in claim 2, further comprising:
and the driving piece is arranged on the bearing platform, connected to the kiln body and used for driving the kiln body to rotate.
9. The rotary kiln as claimed in claim 1, further comprising:
the air inducing device is communicated with the kiln body and is positioned at the second end part of the kiln body;
and the cooling cylinder is positioned at the bottom of the kiln body, and one end of the cooling cylinder is communicated with the second end part of the kiln body.
10. The rotary kiln as recited in claim 1,
the liner is made of a thermally insulating material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221762691.5U CN218821589U (en) | 2022-07-06 | 2022-07-06 | Rotary kiln |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221762691.5U CN218821589U (en) | 2022-07-06 | 2022-07-06 | Rotary kiln |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218821589U true CN218821589U (en) | 2023-04-07 |
Family
ID=87276838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221762691.5U Active CN218821589U (en) | 2022-07-06 | 2022-07-06 | Rotary kiln |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218821589U (en) |
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2022
- 2022-07-06 CN CN202221762691.5U patent/CN218821589U/en active Active
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