CN221197996U - Heat exchange system based on shaft kiln - Google Patents
Heat exchange system based on shaft kiln Download PDFInfo
- Publication number
- CN221197996U CN221197996U CN202322316362.9U CN202322316362U CN221197996U CN 221197996 U CN221197996 U CN 221197996U CN 202322316362 U CN202322316362 U CN 202322316362U CN 221197996 U CN221197996 U CN 221197996U
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- heat exchange
- shaft kiln
- air inlet
- shaft
- air
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- 238000010438 heat treatment Methods 0.000 claims abstract description 25
- 238000007664 blowing Methods 0.000 claims abstract description 12
- 230000001105 regulatory effect Effects 0.000 claims description 12
- 238000009826 distribution Methods 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 11
- 230000002457 bidirectional effect Effects 0.000 description 5
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 4
- 239000003546 flue gas Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 239000013618 particulate matter Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 239000004449 solid propellant Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
Landscapes
- Muffle Furnaces And Rotary Kilns (AREA)
Abstract
The utility model provides a heat exchange system based on a shaft kiln, which comprises a shaft kiln body, wherein two air inlets which are vertically and symmetrically distributed are formed in the left side and the right side of the shaft kiln body, a support frame is arranged at the lower end of the shaft kiln body, a mounting seat is arranged on the lower surface of the support frame, a plurality of mounting holes are uniformly formed in the lower surface of the mounting seat, a heat exchange box is arranged on the left side and the right side of the shaft kiln body, an air inlet pipe is arranged at an avoidance opening formed in one side of the heat exchange box, which is far away from the vertical center of the shaft kiln, a filter screen I is arranged at an air inlet formed in one side of the air inlet pipe, which is far away from the vertical center of the shaft kiln, a heating module for heating is further arranged in the air inlet pipe, and a blowing module for blowing air into the shaft kiln is arranged in the heat exchange box. According to the shaft kiln-based heat exchange system, uniform heat exchange of materials in the shaft kiln can be achieved by controlling the blowing angle in the shaft kiln, and the heat exchange efficiency is improved.
Description
Technical Field
The utility model belongs to the technical field of shaft kiln equipment, and particularly relates to a heat exchange system based on a shaft kiln.
Background
The vertical kiln is a Chinese word, which is a vertical continuous kiln consisting of a steel shell with a vertical axis and a refractory brick lining, is used for firing massive bulk materials, is generally used for liquid or solid fuel, has higher heat efficiency than a tunnel kiln, and is widely used in the domestic refractory material industry at present. The existing heat exchange system based on the shaft kiln is characterized in that an air inlet is formed in the shaft kiln, air is blown into the shaft kiln through the air inlet, and heat exchange is performed on materials entering the shaft kiln, and the air inlet is in a fixed state, so that the heat exchange of the materials at each position of the materials inside the shaft kiln is uneven.
For example, the utility model of publication number CN106123572B discloses a multitube discharging device of sinter shaft kiln type waste heat recovery system, after hot air is heated by heating pipes, the hot air enters the shaft kiln through an air inlet arranged on the inner wall of the shaft kiln to exchange heat with materials in the shaft kiln.
Disclosure of utility model
In view of the defects in the prior art, the utility model provides the heat exchange system based on the shaft kiln, which can realize uniform heat exchange of materials in the shaft kiln by controlling the blowing angle in the shaft kiln and improve the heat exchange efficiency.
In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides a heat transfer system based on shaft kiln, including the shaft kiln body, the air intake of two upper and lower symmetric distributions has all been seted up to the left and right sides of shaft kiln body, the lower extreme of shaft kiln body is provided with the support frame, the lower surface of support frame is provided with the mount pad, a plurality of mounting holes have evenly been seted up to the lower surface of mount pad, the left and right sides of shaft kiln body all is provided with the heat exchange box, dodge mouthful department that one side of shaft kiln vertical center was seted up is kept away from to the heat exchange box is provided with the air-supply line, the inlet scoop department that one side of shaft kiln vertical center was kept away from to the air-supply line is provided with filter screen one, still be provided with the heating module that is used for heating in the air-supply line, be provided with the module of blowing into the shaft kiln on the heat exchange box.
As a further improvement of the utility model, the heating module comprises induced draft fans arranged on one side, far away from the vertical center of the shaft kiln, of the two air inlet pipes, and a plurality of heating pipes which are uniformly distributed are arranged on one side, close to the vertical center of the shaft kiln, of the air inlet pipes.
As a further improvement of the utility model, the blowing module comprises blowers which are rotatably arranged at the upper side and the lower side of the interior of the two heat exchange boxes through rotating shafts, the blowers are respectively matched with adjacent air inlets, and the heat exchange boxes are also provided with electric driving units for driving the blowers to rotate; the air inlets are internally connected with a second filter screen through screws, and the second filter screen is matched and installed with an adjacent blower; the electric driving unit comprises a gear fixedly sleeved on one end, far away from the blower, of the outer cambered surface of the rotating shaft, two dovetail grooves which are vertically symmetrically distributed are formed in the inner walls of the front side and the rear side of the two heat exchange boxes, rack plates are slidably connected in the dovetail grooves, the rack plates are in meshed connection with the adjacent gears, and a driving assembly for driving the rack plates to move is further arranged on the heat exchange boxes; the drive assembly includes the slide rail of welded fastening between the inner wall of both sides around two heat exchange boxes, sliding connection has two regulating blocks of front and back symmetric distribution on the extrados of slide rail, the upper and lower both ends of regulating block all are provided with the connecting rod through the round pin axle rotation, the one end that the regulating block was kept away from to the connecting rod is connected through the round pin axle rotation with adjacent rack board respectively, all rotate between the inner wall of both sides around two heat exchange boxes and be provided with two-way lead screw, the regulating block respectively with adjacent two-way lead screw threaded connection, the front side of heat exchange box all is provided with the motor, the motor is all fixed through the shaft coupling with adjacent two-way lead screw.
As a further improvement of the utility model, the front side surface of the shaft kiln body is provided with a control panel, and the induced draft fan, the heating pipe, the blower and the motor are all electrically connected with the control panel.
Compared with the prior art, the utility model has the following beneficial effects:
firstly, in inhaling the air-supply line with outside air through the draught fan, the dust of the air of a pair of through the filter screen filters at the in-process of inhaling outside air, opens the heating pipe through control panel when needs heating, gets into the heat exchange incasement after the air that gets into the air-supply line is heated by the heating pipe, makes outside air directly get into the heat exchange incasement through the draught fan when not needing to heat, gets into the shaft kiln body through the air intake of seting up in the left and right sides of shaft kiln body, carries out the heat transfer to the material in the shaft kiln body.
Secondly, the hot air is guided by the blower arranged in the heat exchange box, and the hot air or cold air entering the heat exchange box is blown into the shaft kiln body through the air inlet, so that heat exchange of materials in the shaft kiln body is realized.
Thirdly, when the blower blows hot air or cold air into the shaft kiln body rapidly, the output shaft of the motor drives the bidirectional screw rod to rotate, so that the bidirectional screw rod drives two adjusting blocks positioned in the same heat exchange box to be close to each other continuously on the sliding rail or move in a deviating direction, the adjusting blocks drive the rack plate to slide in the dovetail sliding groove through the connecting rod, the rack plate drives the gear to rotate, the blower rotates, and the blower continuously rotates to blow hot air or cold air in the heat exchange box into the shaft kiln body from the air inlet, so that uniform heat exchange is carried out on materials in the shaft kiln body.
Fourth, by the filter screen II that sets up in the air intake, can prevent effectively that particulate matter in the flue gas in the vertical kiln body from flowing backward to the heat transfer incasement, can prevent effectively that particulate matter in the flue gas from leaking outward.
Drawings
The utility model will be described in further detail with reference to the drawings and the detailed description.
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the internal cross-sectional structure of the air inlet duct of the present utility model;
FIG. 3 is a schematic view of the internal cross-sectional structure of the heat exchange tank of the present utility model;
Fig. 4 is an enlarged schematic view of the structure of the present utility model at a.
In the figure: 101. a shaft kiln body; 102. a support frame; 103. a mounting base; 104. a mounting hole; 105. a heat exchange box; 106. an air inlet pipe; 107. a first filter screen; 108. an induced draft fan; 109. heating pipes; 110. an air inlet; 201. dovetail grooves; 202. rack plate; 203. a blower; 204. a gear; 205. a connecting rod; 206. an adjusting block; 207. a two-way screw rod; 208. a slide rail; 209. a motor; 210. a second filter screen; 301. and a control panel.
Detailed Description
For a better understanding of the present utility model, the following examples are set forth to further illustrate the utility model, but are not to be construed as limiting the utility model. In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present utility model. It will be apparent, however, to one skilled in the art that the utility model may be practiced without one or more of these details.
As shown in fig. 1 and 2, a heat exchange system based on a shaft kiln comprises a shaft kiln body 101, two air inlets 110 which are vertically symmetrically distributed are formed in the left side and the right side of the shaft kiln body 101, a support frame 102 is arranged at the lower end of the shaft kiln body 101, a mounting seat 103 is arranged on the lower surface of the support frame 102, a plurality of mounting holes 104 are uniformly formed in the lower surface of the mounting seat 103, a heat exchange box 105 is arranged in the left side and the right side of the shaft kiln body 101, an air inlet pipe 106 is arranged at an avoidance opening formed in one side, far away from the vertical center of the shaft kiln, of the heat exchange box 105, a filter screen I107 is arranged at an air inlet formed in one side, far away from the vertical center of the shaft kiln, of the air inlet pipe 106, a heating module for heating is further arranged in the air inlet pipe 106, and a blowing module for blowing air into the shaft kiln is arranged in the heat exchange box 105.
As shown in fig. 2, the heating module includes an induced draft fan 108 disposed at one side of the inside of the two air inlet pipes 106 away from the vertical center of the shaft kiln, and a plurality of heating pipes 109 uniformly distributed are disposed at one side of the inside of the air inlet pipes 106 near the vertical center of the shaft kiln.
As shown in fig. 2, 3 and 4, the blowing module comprises blowers 203 rotatably arranged at the upper and lower sides of the inside of the two heat exchange boxes 105 through a rotating shaft, the blowers 203 are respectively matched with adjacent air inlets 110, and the heat exchange boxes 105 are also provided with electric driving units for driving the blowers 203 to rotate; the electric drive unit comprises a gear 204 fixedly sleeved on one end, far away from the blower 203, of the outer cambered surface of the rotating shaft, two dovetail grooves 201 which are vertically symmetrically distributed are formed in the inner walls of the front side and the rear side of the two heat exchange boxes 105, rack plates 202 are slidably connected in the dovetail grooves 201, the rack plates 202 are in meshed connection with the adjacent gears 204 in a distributed mode, and a drive assembly used for driving the rack plates 202 to move is further arranged on the heat exchange boxes 105.
As shown in fig. 2, 3 and 4, the driving assembly comprises a sliding rail 208 welded and fixed between the inner walls of the front side and the rear side of the two heat exchange boxes 105, two regulating blocks 206 which are symmetrically distributed in the front-rear direction are connected on the outer cambered surface of the sliding rail 208 in a sliding manner, connecting rods 205 are respectively arranged at the upper end and the lower end of each regulating block 206 in a rotating manner through pin shafts, one end of each connecting rod 205, which is far away from each regulating block 206, is respectively connected with an adjacent rack plate 202 in a rotating manner through pin shafts, two-way screw rods 207 are respectively arranged between the inner walls of the front side and the rear side of the two heat exchange boxes 105 in a rotating manner, each regulating block 206 is respectively connected with the adjacent two-way screw rods 207 in a threaded manner, motors 209 are respectively arranged at the front side of the heat exchange boxes 105, and the motors 209 and the adjacent two-way screw rods 207 are respectively fixed through couplings; the front side of the shaft kiln body 101 is provided with a control panel 301, and the induced draft fan 108, the heating pipe 109, the blower 203 and the motor 209 are all electrically connected with the control panel 301.
When the shaft kiln is subjected to heat exchange, a person controls the induced draft fan 108, the blower 203 and the motor 209 to operate through the control panel 301.
The induced draft fan 108 sucks external air into the air inlet pipe 106 through the air suction port, dust of the sucked air is filtered through the first filter screen 107 arranged in the air suction port, the heating pipe 109 is opened through the control panel 301 when heating is needed, the air entering the air inlet pipe 106 is heated by the heating pipe 109 and then enters the heat exchange box 105, and cold air entering the air inlet pipe 106 directly enters the heat exchange box 105.
The output shaft of the motor 209 drives the bidirectional screw rod 207 connected with the bidirectional screw rod 207 to rotate in a positive and negative circulation way, so that the bidirectional screw rod 207 drives two adjusting blocks 206 positioned in the same heat exchange box 105 to be continuously moved towards each other or away from each other on the sliding rail 208, the adjusting blocks 206 and the connecting rods 205 rotate in the moving process of the adjusting blocks 206, the connecting rods 205 and the rack plates 202 rotate, the adjusting blocks 206 drive the rack plates 202 to slide in the dovetail sliding grooves 201 through the connecting rods 205, and in the sliding process of the rack plates 202, the gear 204 is driven to rotate through the meshing relationship between the rack plates 202 and the gears 204, so that the gears 204 drive the rotating shafts to rotate, the rotating shafts drive the blowers 203 to rotate, and the blowers 203 continuously rotate and blow hot air or cold air in the heat exchange box 105 into the shaft kiln body 101 from the air inlets 110 to uniformly exchange heat materials in the shaft kiln body 101.
According to another embodiment of the present utility model, as shown in fig. 2, 3 and 4, the second filter 210 is connected to the air inlet 110 by screws, and the second filter 210 is mounted in cooperation with the adjacent blower 203. Particulate matters in the flue gas in the shaft kiln body 101 are filtered through a second filter screen 210 arranged in the air inlet 110, and the particulate matters in the flue gas are prevented from leaking.
Finally, it is noted that the above-mentioned embodiments are merely for illustrating the technical solution of the present utility model, and that other modifications and equivalents thereof by those skilled in the art should be included in the scope of the claims of the present utility model without departing from the spirit and scope of the technical solution of the present utility model.
Claims (7)
1. The utility model provides a heat transfer system based on shaft kiln, includes shaft kiln body (101), and air intake (110) of symmetric distribution about two are all offered to the left and right sides of shaft kiln body (101), and the lower extreme of shaft kiln body (101) is provided with support frame (102), and the lower surface of support frame (102) is provided with mount pad (103), and a plurality of mounting holes (104), its characterized in that have evenly been offered to the lower surface of mount pad (103): the novel vertical kiln comprises a vertical kiln body (101), wherein heat exchange boxes (105) are arranged on the left side and the right side of the vertical kiln body (101), an avoidance opening formed in one side, far away from the vertical center of the vertical kiln, of the heat exchange boxes (105) is provided with an air inlet pipe (106), an air suction opening formed in one side, far away from the vertical center of the vertical kiln, of the air inlet pipe (106) is provided with a first filter screen (107), a heating module used for heating is further arranged in the air inlet pipe (106), and a blowing module used for blowing air into the vertical kiln is arranged in the heat exchange boxes (105).
2. The shaft kiln based heat exchange system of claim 1, wherein: the heating module comprises induced draft fans (108) arranged at one sides, far away from the vertical center of the shaft kiln, inside the two air inlet pipes (106), and a plurality of heating pipes (109) which are uniformly distributed are arranged at one sides, close to the vertical center of the shaft kiln, inside the air inlet pipes (106).
3. The shaft kiln based heat exchange system of claim 2, wherein: the blowing module comprises blowers (203) which are arranged on the upper side and the lower side of the inside of the two heat exchange boxes (105) in a rotating mode through rotating shafts, the blowers (203) are respectively matched with adjacent air inlets (110), and an electric driving unit for driving the blowers (203) to rotate is further arranged on the heat exchange boxes (105).
4. A shaft kiln based heat exchange system as in claim 3, wherein: the air inlet (110) is internally provided with a second filter screen (210) through screw connection, and the second filter screen (210) is matched and installed with an adjacent blower (203).
5. A shaft kiln based heat exchange system as in claim 3, wherein: the electric drive unit comprises a gear (204) fixedly sleeved on one end, far away from the blower (203), of the outer cambered surface of the rotating shaft, two dovetail sliding grooves (201) which are symmetrically distributed up and down are formed in the inner walls of the front side and the rear side of the two heat exchange boxes (105), rack plates (202) are slidably connected in the dovetail sliding grooves (201), the rack plates (202) are distributed and meshed with the adjacent gear (204), and a drive assembly for driving the rack plates (202) to move is further arranged on the heat exchange boxes (105).
6. The shaft kiln based heat exchange system of claim 5, wherein: the drive assembly includes slide rail (208) between the inner wall of both sides around two heat transfer boxes (105) of welded fastening, sliding connection has two regulating blocks (206) of front and back symmetric distribution on the extrados of slide rail (208), the upper and lower both ends of regulating block (206) all are provided with connecting rod (205) through the round pin axle rotation, the one end that regulating block (206) was kept away from to connecting rod (205) is connected through the round pin axle rotation with adjacent rack board (202) respectively, all rotate between the inner wall of both sides around two heat transfer boxes (105) and be provided with two-way lead screw (207), regulating block (206) respectively with adjacent two-way lead screw (207) threaded connection, the front side of heat transfer box (105) all is provided with motor (209), motor (209) are all fixed through the shaft coupling with adjacent two-way lead screw (207).
7. The shaft kiln based heat exchange system of claim 6, wherein: the front side of the shaft kiln body (101) is provided with a control panel (301), and the induced draft fan (108), the heating pipe (109), the blower (203) and the motor (209) are all electrically connected with the control panel (301).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322316362.9U CN221197996U (en) | 2023-08-28 | 2023-08-28 | Heat exchange system based on shaft kiln |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322316362.9U CN221197996U (en) | 2023-08-28 | 2023-08-28 | Heat exchange system based on shaft kiln |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221197996U true CN221197996U (en) | 2024-06-21 |
Family
ID=91527215
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322316362.9U Active CN221197996U (en) | 2023-08-28 | 2023-08-28 | Heat exchange system based on shaft kiln |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221197996U (en) |
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2023
- 2023-08-28 CN CN202322316362.9U patent/CN221197996U/en active Active
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