CN219797968U - Vanadium nitrogen alloy kiln waste heat utilization device - Google Patents
Vanadium nitrogen alloy kiln waste heat utilization device Download PDFInfo
- Publication number
- CN219797968U CN219797968U CN202320369003.7U CN202320369003U CN219797968U CN 219797968 U CN219797968 U CN 219797968U CN 202320369003 U CN202320369003 U CN 202320369003U CN 219797968 U CN219797968 U CN 219797968U
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- China
- Prior art keywords
- waste heat
- vanadium
- pipe
- nitrogen alloy
- utilization device
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- 239000002918 waste heat Substances 0.000 title claims abstract description 38
- SKKMWRVAJNPLFY-UHFFFAOYSA-N azanylidynevanadium Chemical compound [V]#N SKKMWRVAJNPLFY-UHFFFAOYSA-N 0.000 title claims abstract description 30
- 229910001199 N alloy Inorganic materials 0.000 title claims abstract description 28
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 60
- 230000007246 mechanism Effects 0.000 claims abstract description 30
- 238000012546 transfer Methods 0.000 claims abstract description 10
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 20
- 229910052799 carbon Inorganic materials 0.000 claims description 10
- 239000007789 gas Substances 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 7
- 238000000034 method Methods 0.000 abstract description 11
- 230000008901 benefit Effects 0.000 abstract description 7
- 230000000149 penetrating effect Effects 0.000 abstract description 4
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 13
- 239000003546 flue gas Substances 0.000 description 13
- 230000008569 process Effects 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000008602 contraction Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 229910000742 Microalloyed steel Inorganic materials 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- PNXOJQQRXBVKEX-UHFFFAOYSA-N iron vanadium Chemical compound [V].[Fe] PNXOJQQRXBVKEX-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
Landscapes
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model relates to a vanadium-nitrogen alloy kiln waste heat utilization device which comprises a kiln body, a box body and an air pump, wherein the top of the kiln body is communicated with a connecting pipe penetrating and extending into the box body, an air inlet of the air pump is communicated with an air inlet pipe penetrating and extending into the box body, and an air outlet of the air pump is communicated with an air outlet pipe. This vanadium nitrogen alloy kiln waste heat utilization device, through setting up prompt facility, set up prompt facility into appointed temperature earlier, at the in-process to vanadium nitrogen alloy production, waste heat can enter into heat transfer mechanism's inside, when the inside water of heat transfer mechanism reaches appointed temperature, prompt facility can send the suggestion to the staff, can in time take out water and use, need not to wait for water to drop to use again after suitable temperature, not only saved the time, and practiced thrift heat energy, waste heat utilization efficiency has been improved, thereby possess waste heat high-efficient utilization's advantage, the use has been made things convenient for.
Description
Technical Field
The utility model relates to the technical field of vanadium-nitrogen alloy production equipment, in particular to a vanadium-nitrogen alloy kiln waste heat utilization device.
Background
The vanadium-nitrogen alloy is a novel alloy additive, can replace vanadium iron to be used for producing microalloyed steel, can improve the comprehensive mechanical properties of steel such as strength, toughness, ductility, thermal fatigue resistance and the like when vanadium nitride is added into the steel, and can enable the steel to have good weldability, and the vanadium nitride is added to save 30-40% of the vanadium addition under the condition that the same strength is achieved, so that the cost is reduced, and the flue gas exhausted by a kiln contains a large amount of waste heat in the production and processing process of the vanadium-nitrogen alloy, so that the waste heat can be reused.
According to the technical scheme, a vanadium-nitrogen alloy kiln waste heat utilization device is provided according to Chinese patent application No. CN202121039530.9, the utility model records that a fan pumps flue gas with waste heat of a kiln body into a dust removal box through an exhaust pipe and a first gas pipe, the flue gas is filtered and removed dust through a filter screen and then is introduced into a spiral heat exchange pipe through the gas pipe, hot gas introduced into the spiral heat exchange pipe exchanges heat with water in a heat exchange water tank, so that the temperature of the water is raised through heat exchange, the inside of the section of the spiral heat exchange pipe is petal-shaped, the wall thickness of the pipe is different, the deformation caused by expansion and contraction is also different, scale is not easy to adhere to the pipe wall, the scale is further loosened and shed due to deformation generated in the vertical direction of the spiral heat exchange pipe in the expansion or contraction process, the heat exchange area of the spiral heat exchange pipe and the heat exchange area can be effectively increased through the arranged strip-shaped bulges and outer grooves, and the heat exchange efficiency of the heat exchange pipe is effectively increased, and the waste gas waste heat recovery efficiency is improved.
The vanadium-nitrogen alloy kiln waste heat utilization device has the advantages that the smoke flows in the spiral heat exchange tube, so that the heat exchange of the water in the heat exchange water tank is increased, then the hot water is taken out for use, when the temperature of the water in the hot water tank is higher than the use temperature after being taken out, the water needs to be used after being cooled to the proper temperature, the time is consumed, the heat energy is wasted, and the waste heat utilization efficiency is influenced, so that the vanadium-nitrogen alloy kiln waste heat utilization device is provided.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a vanadium-nitrogen alloy kiln waste heat utilization device which has the advantages of high-efficiency utilization of waste heat and the like, and solves the problems that the waste heat utilization device of the vanadium-nitrogen alloy kiln waste heat utilizes the flue gas to flow in a spiral heat exchange pipe to enable water in a heat exchange water tank to exchange heat and raise temperature, then takes out hot water for use, and when the temperature of the water in a hot water tank is higher than the use temperature after taking out, the water needs to wait for the water to be used after being reduced to a proper temperature, thereby not only consuming time, but also wasting heat energy and influencing the waste heat utilization efficiency.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a vanadium nitrogen alloy kiln waste heat utilization device, includes stove jiao body, box and air pump, the top intercommunication of stove jiao body has the connecting pipe that runs through and extend to the box inside, the air inlet intercommunication of air pump has the intake pipe that runs through and extend to the box inside, the gas outlet intercommunication of air pump has the outlet duct, the one end intercommunication that the air pump gas outlet was kept away from to the outlet duct has heat exchange mechanism, heat exchange mechanism intercommunication has the blast pipe, be provided with the suggestion mechanism that is used for the suggestion staff on the heat exchange mechanism.
Further, the heat exchange mechanism comprises a tank body, a spiral heat exchange tube is fixedly arranged in the tank body, and a water inlet pipe and a water outlet pipe are fixedly arranged outside the tank body.
Further, one end of the air outlet pipe, which is far away from the air outlet of the air pump, is communicated with the spiral heat exchange pipe, and one end of the spiral heat exchange pipe, which is far away from the air outlet pipe, is communicated with the exhaust pipe.
Further, the inlet tube is located the top of drain pipe, the outside of inlet tube and the outside of drain pipe are all fixed mounting have the valve.
Further, the prompt mechanism comprises a temperature sensor which is fixedly connected inside the tank body, and a warning lamp and a buzzer are fixedly arranged outside the tank body.
Further, the front of box inlays and is equipped with sealing door, the inside of box is provided with filter and active carbon filter screen, the filter is located the top of active carbon filter screen.
Further, two slots are formed in the left side and the right side of the inner wall of the box body, inserting plates are fixedly mounted on the left side and the right side of the filter plate and the left side and the right side of the active carbon filter screen, and the slots are matched with the inserting plates.
Compared with the prior art, the technical scheme of the utility model has the following beneficial effects:
1. this vanadium nitrogen alloy kiln waste heat utilization device, through setting up prompt facility, set up prompt facility into appointed temperature earlier, at the in-process to vanadium nitrogen alloy production, waste heat can enter into heat transfer mechanism's inside, when the inside water of heat transfer mechanism reaches appointed temperature, prompt facility can send the suggestion to the staff, can in time take out water and use, need not to wait for water to drop to use again after suitable temperature, not only saved the time, and practiced thrift heat energy, waste heat utilization efficiency has been improved, thereby possess waste heat high-efficient utilization's advantage, the use has been made things convenient for.
2. This vanadium nitrogen alloy kiln waste heat utilization equipment, through setting up sealing door, slot and picture peg, open sealing door, with the inside that the picture peg was towards the slot shift out, can take out filter and active carbon filter screen from the inside of box, reduced the degree of difficulty of clearing up or changing it, improved maintenance efficiency to possess the advantage of being convenient for maintain, convenient to use.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic diagram of the structure of the case of the present utility model;
FIG. 3 is a schematic view of a filter plate structure according to the present utility model;
FIG. 4 is a schematic diagram of the structure of the activated carbon filter screen of the present utility model.
In the figure: 1 stove cellar for storing things body, 2 box, 21 filter, 22 active carbon filter screen, 3 connecting pipes, 4 air pumps, 5 jar body, 6 outlet duct, 7 heat transfer mechanism, 71 jar body, 72 spiral heat exchange tube, 73 inlet tube, 74 drain pipe, 8 blast pipe, 9 suggestion mechanism, 91 temperature sensor, 92 warning light, 93 bee calling organ.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, a device for utilizing waste heat of a vanadium-nitrogen alloy kiln in this embodiment includes a kiln body 1, a box 2 and an air pump 4, wherein a connecting pipe 3 penetrating and extending into the box 2 is communicated with the top of the kiln body 1, an air inlet pipe 5 penetrating and extending into the box 2 is communicated with an air inlet of the air pump 4, an air outlet pipe 6 is communicated with an air outlet of the air pump 4, a heat exchange mechanism 7 is communicated with one end of the air outlet pipe 6 far away from the air outlet of the air pump 4, an exhaust pipe 8 is communicated with the heat exchange mechanism 7, and a prompt mechanism 9 for prompting workers is arranged on the heat exchange mechanism 7.
Specifically, the staff first injects water into the inside of heat transfer mechanism 7, then set up suggestion mechanism 9 as appointed temperature, stove cellar for storing things body 1 carries out production and processing to vanadium nitrogen alloy, open air pump 4, the inside flue gas of stove cellar for storing things body 1 enters into the inside of box 2 through connecting pipe 3, the inside of air pump 4 is entered into through intake pipe 5 to the flue gas after box 2 handles, then enter into the inside of heat transfer mechanism 7 through outlet duct 6, steam in the flue gas exchanges heat with the water in the jar body 5, make water heat transfer intensification, when water reaches appointed temperature, suggestion mechanism 9 can send the suggestion to the staff, can in time take out water and use, use after need not waiting for water to drop to suitable temperature, not only save time, moreover, heat energy has been saved, waste heat utilization efficiency has been improved.
In this embodiment, the heat exchange mechanism 7 includes a tank 71, a spiral heat exchange tube 72 is fixedly installed inside the tank 71, and a water inlet tube 73 and a water outlet tube 74 are fixedly installed outside the tank 71.
Specifically, water is injected into the tank 71 through the water inlet pipe 73, hot gas in the spiral heat exchange pipe 72 exchanges heat with water in the tank 5, so that the temperature of the water is raised by heat exchange, and the water after heat exchange in the tank 71 is discharged through the water outlet pipe 74.
In this embodiment, one end of the air outlet pipe 6 far away from the air outlet of the air pump 4 is communicated with the spiral heat exchange pipe 72, and one end of the spiral heat exchange pipe 72 far away from the air outlet pipe 6 is communicated with the air outlet pipe 8.
Specifically, the end of the exhaust pipe 8 remote from the spiral heat exchange pipe 72 penetrates and extends to the outside of the tank 71, so that the heat exchanged flue gas is discharged to the outside.
In this embodiment, the water inlet pipe 73 is located above the water outlet pipe 74, and valves are fixedly installed on the outside of the water inlet pipe 73 and the outside of the water outlet pipe 74.
Specifically, the valve is opened to open the water inlet pipe 73 and the water outlet pipe 74, and the valve is closed to close the water inlet pipe 73 and the water outlet pipe 74.
In this embodiment, the prompting mechanism 9 includes a temperature sensor 91, the temperature sensor 91 is fixedly connected to the inside of the tank 71, and a warning lamp 92 and a buzzer 93 are fixedly installed on the outside of the tank 71.
Specifically, the temperature sensor 91 can detect the temperature of the water in the tank 71, and when the water reaches a specified temperature, the warning lamp 92 and the buzzer 93 will be automatically turned on to give a prompt to the staff.
In this embodiment, the front of the box 2 is embedded with a sealing door, the inside of the box 2 is provided with a filter plate 21 and an activated carbon filter screen 22, and the filter plate 21 is located above the activated carbon filter screen 22.
Specifically, the flue gas passes through the filter plate 21 and the activated carbon filter screen 22 in sequence, so that dust and odor can be removed from the flue gas.
In this embodiment, two slots are respectively formed on the left and right sides of the inner wall of the case 2, inserting plates are respectively fixedly mounted on the left and right sides of the filter plate 21 and the left and right sides of the activated carbon filter screen 22, and the slots are matched with the inserting plates.
Specifically, open the sealing door, with the picture peg towards the inside of slot and shift out, can take out filter 21 and active carbon filter screen 22 from the inside of box 2, reduced the degree of difficulty of clearing up or changing it, improved maintenance efficiency.
In addition, the electrical components are electrically connected with the controller and the power supply, the control mode of the utility model is controlled by the controller, the control circuit of the controller can be realized by simple programming of the person skilled in the art, the supply of the power supply is also common knowledge in the art, and the utility model is mainly used for protecting the mechanical device, so the utility model does not explain the control mode and the circuit connection in detail.
The working principle of the embodiment is as follows:
(1) The staff firstly injects water into the heat exchange mechanism 7, then the controller is set to be at a specified temperature, the furnace pit body 1 produces and processes vanadium-nitrogen alloy, the air pump 4 is started, flue gas in the furnace pit body 1 enters the box body 2 through the connecting pipe 3, flue gas treated by the box body 2 enters the air pump 4 through the air inlet pipe 5, then enters the heat exchange mechanism 7 through the air outlet pipe 6, hot gas in the flue gas exchanges heat with water in the tank body 5 to enable the water to exchange heat and heat, when the water reaches the specified temperature, the controller automatically starts the warning lamp 92 and the buzzer 93 to give a prompt to the staff, the water can be taken out in time and used without waiting for the water to be reduced to be at a proper temperature, so that the time is saved, the heat energy is saved, the waste heat utilization efficiency is improved, the advantage of waste heat efficient utilization is achieved, and the use is convenient;
(2) The staff removes the inside that the slot was towards to the picture peg through opening sealing door, can take out filter 21 and active carbon filter screen 22 from the inside of box 2, has reduced the degree of difficulty of clearing up or changing it, has improved maintenance efficiency to possess the advantage of being convenient for maintain, convenient to use.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a vanadium nitrogen alloy kiln waste heat utilization device, includes stove jiao body (1), box (2) and air pump (4), the top intercommunication of stove jiao body (1) has and runs through and extend to inside connecting pipe (3) of box (2), the air inlet intercommunication of air pump (4) has and runs through and extend to inside intake pipe (5) of box (2), the gas outlet intercommunication of air pump (4) has outlet duct (6), the one end intercommunication that air pump (4) gas outlet was kept away from to outlet duct (6) has heat transfer mechanism (7), heat transfer mechanism (7) intercommunication has blast pipe (8), its characterized in that: the heat exchange mechanism (7) is provided with a prompting mechanism (9) for prompting workers.
2. The vanadium-nitrogen alloy kiln waste heat utilization device according to claim 1, wherein: the heat exchange mechanism (7) comprises a tank body (71), a spiral heat exchange tube (72) is fixedly arranged in the tank body (71), and a water inlet tube (73) and a water outlet tube (74) are fixedly arranged outside the tank body (71).
3. The vanadium-nitrogen alloy kiln waste heat utilization device according to claim 2, wherein: one end of the air outlet pipe (6) far away from the air outlet of the air pump (4) is communicated with the spiral heat exchange pipe (72), and one end of the spiral heat exchange pipe (72) far away from the air outlet pipe (6) is communicated with the air outlet pipe (8).
4. The vanadium-nitrogen alloy kiln waste heat utilization device according to claim 2, wherein: the water inlet pipe (73) is located above the water outlet pipe (74), and valves are fixedly installed on the outer portion of the water inlet pipe (73) and the outer portion of the water outlet pipe (74).
5. The vanadium-nitrogen alloy kiln waste heat utilization device according to claim 2, wherein: the prompting mechanism (9) comprises a temperature sensor (91), the temperature sensor (91) is fixedly connected to the inside of the tank body (71), and a warning lamp (92) and a buzzer (93) are fixedly arranged outside the tank body (71).
6. The vanadium-nitrogen alloy kiln waste heat utilization device according to claim 1, wherein: the front of box (2) is inlayed and is equipped with sealing door, the inside of box (2) is provided with filter (21) and active carbon filter screen (22), filter (21) are located the top of active carbon filter screen (22).
7. The vanadium-nitrogen alloy kiln waste heat utilization device according to claim 6, wherein: two slots are formed in the left side and the right side of the inner wall of the box body (2), inserting plates are fixedly mounted on the left side and the right side of the filter plate (21) and the left side and the right side of the active carbon filter screen (22), and the slots are matched with the inserting plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320369003.7U CN219797968U (en) | 2023-03-02 | 2023-03-02 | Vanadium nitrogen alloy kiln waste heat utilization device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320369003.7U CN219797968U (en) | 2023-03-02 | 2023-03-02 | Vanadium nitrogen alloy kiln waste heat utilization device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219797968U true CN219797968U (en) | 2023-10-03 |
Family
ID=88178984
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320369003.7U Active CN219797968U (en) | 2023-03-02 | 2023-03-02 | Vanadium nitrogen alloy kiln waste heat utilization device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219797968U (en) |
-
2023
- 2023-03-02 CN CN202320369003.7U patent/CN219797968U/en active Active
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