CN207351234U - A kind of outer afterheat utilizing system of tunnel kiln - Google Patents
A kind of outer afterheat utilizing system of tunnel kiln Download PDFInfo
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- CN207351234U CN207351234U CN201721420992.9U CN201721420992U CN207351234U CN 207351234 U CN207351234 U CN 207351234U CN 201721420992 U CN201721420992 U CN 201721420992U CN 207351234 U CN207351234 U CN 207351234U
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Abstract
A kind of outer afterheat utilizing system of tunnel kiln, belong to residual neat recovering system technical field, solve the big technical problem of thermal loss present in existing hyperthermia tunnel Kiln production process, it includes heat collecting chamber, some groups of pipe heat exchangers, tank, water supply pump, heating water injecting pump, water inlet pipe, outlet pipe, heating water injection pipe and heating water return pipe, the heat collecting chamber is located at tunnel oven exit, the tank is located at heat collecting chamber side underground, the import of the heat collecting chamber is connected with tunnel oven outlet, and some groups of pipe heat exchangers are mounted in heat collecting chamber's top surface；The tank is equipped with filling pipe above water supply pump side, and the filling pipe is equipped with automatic water supplement and pumps；Inlet valve is equipped with the water inlet pipe at its water outlet position, outlet valve and safe steam valve are equipped with its water inlet position on the outlet pipe.Compared with prior art, the utility model has the advantages that production efficiency is high, cost is low, easy popularization.
Description
Technical field
The utility model belongs to residual neat recovering system technical field, more particularly to UTILIZATION OF VESIDUAL HEAT IN system outside a kind of tunnel kiln
System.
Background technology
Tunnel oven due to can with continuous production, thus its efficiency of energy utilization is higher than the kiln of Batch Process, according to burning till
Process system, is divided into preheating zone, clinkering zone and cooling zone in tunnel oven.In tunnel oven sintering process, generally all using remaining
The mode of recuperation of heat realizes heat recovery, to realize the comprehensive utilization of energy of kiln.
For hyperthermia tunnel Kiln, burning zone temperature is more than 1450 DEG C.Although for the UTILIZATION OF VESIDUAL HEAT IN of tunnel oven in itself
Means are increasingly improved and ripe, but product kiln discharge temperature is still more than 500 DEG C, after the kiln discharge of tunnel oven production at present, kiln car/product
In workshop Temperature fall.For the angle of using energy source, the loss of this partial heat is also huge.
The content of the invention
The purpose of the utility model is to overcome the shortcomings that the prior art, there is provided a kind of outer UTILIZATION OF VESIDUAL HEAT IN system of tunnel kiln
System, solves the big technical problem of thermal loss present in existing hyperthermia tunnel Kiln production process.
The utility model is achieved through the following technical solutions：
A kind of outer afterheat utilizing system of tunnel kiln, wherein：Including heat collecting chamber, some groups of pipe heat exchangers, tank, confessions
Water pump, heating water injecting pump, water inlet pipe, outlet pipe, heating water injection pipe and heating water return pipe, the heat collecting chamber are located at tunnel oven outlet
Place, the tank are located at heat collecting chamber side underground, and import and the tunnel oven outlet of the heat collecting chamber connect, some groups of pipes
Formula heat exchanger is mounted in heat collecting chamber's top surface；
The water inlet of the water inlet pipe is connected by water supply pump with tank, the water outlet and pipe type heat transfer of the water inlet pipe
The water inlet connection of device, the water outlet of the pipe heat exchanger are connected by outlet pipe with tank；The heating water injection pipe
Water inlet is connected by the water injecting pump that heats with tank, and the water outlet of the heating water injection pipe and the water inlet of heating system connect
Connect, the water return outlet of the heating system is connected by heating water return pipe with tank；
The water supply pump, the water inlet of water inlet pipe, the water outlet of heating water return pipe are located at side in tank, the heating
Water injecting pump, the water outlet of outlet pipe and heating water injection pipe water inlet are located at opposite side in tank；
The tank is equipped with filling pipe above water supply pump side, and the filling pipe is equipped with automatic water supplement and pumps；Institute
State and be equipped with inlet valve on water inlet pipe at its water outlet position, water outlet is equipped with its water inlet position on the outlet pipe
Valve and safe steam valve.
Further, heat collecting chamber's side wall and top are equipped with insulating layer.
Further, heat collecting chamber's length is 1.5~2 times of kiln car length.
Using kiln car and the waste heat of kiln discharge product in the utility model, the water of tank is followed by pipe heat exchanger
Ring heats, and has the advantages that simple in structure, energy-saving consumption-reducing；The setting of safe steam valve, can be vented, really in time in water temperature over-high
Protect the safe operation of the outer afterheat utilizing system of hyperthermia tunnel Kiln kiln；The setting of inlet valve and outlet valve, can realize each as needed
The independent switch of the water inlet of group pipe heat exchanger and water outlet.
Compared with prior art, the utility model has the advantages that production efficiency is high, cost is low, easy popularization.
Brief description of the drawings
Fig. 1 is the structure diagram of the utility model.
Embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples.
As shown in Figure 1, a kind of outer afterheat utilizing system of tunnel kiln, wherein：Including heat collecting chamber 1, some groups of pipe type heat transfers
Device 2, tank 3, water supply pump 4, heating water injecting pump 5, water inlet pipe 6, outlet pipe 7, heating water injection pipe 8 and heating water return pipe 9, it is described
Heat collecting chamber 1 is located at tunnel oven exit, and the tank 3 is located at 1 side underground of heat collecting chamber, the import of the heat collecting chamber 1 and tunnel
Road kiln outlet connection, some groups of pipe heat exchangers 2 are mounted in 1 top surface of heat collecting chamber；
The water inlet of the water inlet pipe 6 is connected by water supply pump 4 with tank 3, the water outlet and tubular type of the water inlet pipe 6
The water inlet connection of heat exchanger 2, the water outlet of the pipe heat exchanger 2 are connected by outlet pipe 7 with tank 3；The heating
The water inlet of water injection pipe 8 is connected by the water injecting pump 5 that heats with tank 3, the water outlet and heating system of the heating water injection pipe 8
Water inlet connection, the water return outlet of the heating system connected by heating water return pipe 9 with tank 3；
The water supply pump 4, the water inlet of water inlet pipe 6, the water outlet of heating water return pipe 9 are located at side in tank 3, described
Heating water injecting pump 5, the water outlet of outlet pipe 7 and heating 8 water inlet of water injection pipe are located at opposite side in tank 3；
The tank 3 is equipped with filling pipe 10 above 4 side of water supply pump, and the filling pipe 10 is equipped with automatic water supplement
Pump 11；Be equipped with inlet valve 12 on the water inlet pipe 6 at its water outlet position, its close water inlet position on the outlet pipe 7
Put place and be equipped with outlet valve 13 and safe steam valve 14.
1 side wall of heat collecting chamber and top are equipped with insulating layer.
1 length of heat collecting chamber is 1.5~2 times of kiln car length.
The course of work of the utility model is as follows：
First, water supply pump 4 is started, the water in tank 3 is delivered to some pipe type heat transfers by water supply pump 4 by water inlet pipe 6
Device 2, the kiln car released in quantity-produced hyperthermia tunnel Kiln stop a parking stall time, the kiln within the period in heat collecting chamber
The heat of car is conducted by way of heat radiation and thermal convection current to tube heater 2, and to the recirculated water in pipe heat exchanger 2 into
Row heating, the recirculated water after heating flow into tank 3 by outlet pipe 7 so that the water temperature in tank 3 gradually steps up；
Hot water after being heated in tank 3 is delivered to heating system by heating water injecting pump 5 by the water injection pipe 8 that heats, through supplying
After heating system circulation, heating water return returns to tank 3 by heating water return pipe 9；
In cyclic process, the recirculated water in tank 3 can be carried out at any time by being automatically replenished pump 11 and filling pipe 10
Supplement.
The essence that the utility model can be embodied without departing from invention in a variety of forms, it should therefore be appreciated that above-mentioned
Embodiment is not limited to foregoing details, and should widely be explained in claim limited range, therefore falls into right and want
Ask or the change in its equivalent scope and remodeling should be covered by the following claims.
Claims (3)
- A kind of 1. outer afterheat utilizing system of tunnel kiln, it is characterised in that：Including heat collecting chamber (1), some groups of pipe heat exchangers (2), tank (3), water supply pump (4), heating water injecting pump (5), water inlet pipe (6), outlet pipe (7), heating water injection pipe (8) and heating Return pipe (9), the heat collecting chamber (1) are located at tunnel oven exit, and the tank (3) is located at heat collecting chamber (1) side underground, institute The import and tunnel oven outlet for stating heat collecting chamber (1) connect, and some groups of pipe heat exchangers (2) are mounted in heat collecting chamber (1) top surface；The water inlet of the water inlet pipe (6) is connected by water supply pump (4) with tank (3), the water outlet of the water inlet pipe (6) with The water inlet connection of pipe heat exchanger (2), the water outlet of the pipe heat exchanger (2) are connected by outlet pipe (7) and tank (3) It is logical；The water inlet of the heating water injection pipe (8) is connected by the water injecting pump that heats (5) with tank (3), the heating water injection pipe (8) water outlet and the water inlet of heating system connects, and the water return outlet of the heating system passes through heating water return pipe (9) and water storage Pond (3) connects；The water supply pump (4), the water inlet of water inlet pipe (6), the water outlet of heating water return pipe (9) are located at tank (3) interior side, The heating water injecting pump (5), the water outlet of outlet pipe (7) and heating water injection pipe (8) water inlet are located at another in tank (3) Side；The tank (3) is equipped with filling pipe (10) above water supply pump (4) side, and the filling pipe (10) is equipped with automatic Small pump (11)；Inlet valve (12) is equipped with its water outlet position on the water inlet pipe (6), is leaned on the outlet pipe (7) Outlet valve (13) and safe steam valve (14) are equipped with its nearly water inlet position.
- A kind of 2. outer afterheat utilizing system of tunnel kiln according to claim 1, it is characterised in that：The heat collecting chamber (1) Side wall and top are equipped with insulating layer.
- A kind of 3. outer afterheat utilizing system of tunnel kiln according to claim 1, it is characterised in that：The heat collecting chamber (1) Length is 1.5~2 times of kiln car length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721420992.9U CN207351234U (en) | 2017-10-30 | 2017-10-30 | A kind of outer afterheat utilizing system of tunnel kiln |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721420992.9U CN207351234U (en) | 2017-10-30 | 2017-10-30 | A kind of outer afterheat utilizing system of tunnel kiln |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207351234U true CN207351234U (en) | 2018-05-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721420992.9U Active CN207351234U (en) | 2017-10-30 | 2017-10-30 | A kind of outer afterheat utilizing system of tunnel kiln |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107655349A (en) * | 2017-10-30 | 2018-02-02 | 吕梁耀金道冶金材料工程技术有限公司 | A kind of outer afterheat utilizing system of tunnel kiln |
-
2017
- 2017-10-30 CN CN201721420992.9U patent/CN207351234U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107655349A (en) * | 2017-10-30 | 2018-02-02 | 吕梁耀金道冶金材料工程技术有限公司 | A kind of outer afterheat utilizing system of tunnel kiln |
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