CN208649140U - A kind of white cement clinker bleaching equipment that utilization rate of waste heat is high - Google Patents
A kind of white cement clinker bleaching equipment that utilization rate of waste heat is high Download PDFInfo
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- CN208649140U CN208649140U CN201821150017.5U CN201821150017U CN208649140U CN 208649140 U CN208649140 U CN 208649140U CN 201821150017 U CN201821150017 U CN 201821150017U CN 208649140 U CN208649140 U CN 208649140U
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- connecting rod
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- waste heat
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Abstract
The utility model discloses a kind of white cement clinker bleaching equipment that utilization rate of waste heat is high, the high temperature chamotte of rotary kiln kiln discharge is directed respectively into water cooling bleaching machine and grate cooler by feeding-distribution device；It is passed through the posterior segment of grate cooler into the clinker water cooling of water cooling bleaching machine to 500 DEG C~600 DEG C and from discharge end, continues air-cooled to 80 DEG C~100 DEG C, cooling clinker is sent to clinker warehouse by bucket chain conveyor (5)；For the utility model effective solution prior art when water cooling is bleached, heat when clinker drops to 80 DEG C by 600 DEG C both do not played blanching effect, the heat situation not being utilized yet；The utility model, which can bleach water cooling to 600 DEG C of clinker, to be continued to carry out in grate cooler air-cooled, the high temperature wind of air-cooled generation is utilized again, to improve the utilization rate of waste heat.
Description
Technical field
The utility model belongs to white cement bleaching technology field, and in particular to a kind of white cement clinker that utilization rate of waste heat is high
Bleaching equipment.
Background technique
It needs just to can guarantee that clinker has good object by air-cooled sharply cooling after Portland clinker high temperature firing
Mechanical property is managed, and white portland cement will usually spray water (or water drenching or immersion) chilling to increase vitreum to improve clinker
Whiteness (is bleached).Compared with calcined by rotary kiln portland cement clinker, calcined by rotary kiln white cement clinker makes ripe because water is cooling
The heat that material carries becomes vapor and slatterns, since the Secondary Air and tertiary air of calcining cannot be provided for rotary kiln, with
More heat consumptions need to be consumed as white cement clinker calcining, and low output, at high cost.Application No. is CN201310692725.7
A kind of Material distribution type white cement clinker cooling technique of patent disclosure, in grate-cooler front end, interspersed installation one is telescopic
The clinker inclination of tripper, 20%~60% particle in the high temperature chamotte that tripper falls rotary kiln introduces grate-cooler side
Discharge port enter rotary bleaching machine in through water-spraying control to 100~300 DEG C, remaining clinker particles is air-cooled extremely through grate-cooler
80~100 DEG C, traditional white cement clinker is solved by this technique and calcines the defect without Secondary Air and tertiary air, while can guarantee white
The whiteness requirement of cement；But obtain by experiment, in the clinker for entering rotary bleaching machine in water-spraying control to after 600 DEG C,
When carrying out water cooling to room temperature to it again, the whiteness of clinker will not change, the heat that clinker is down under room temperature by 600 DEG C at this time
All as vapor evaporates, the heat of the part is caused to be not used and waste.
Utility model content
In view of the above-mentioned problems existing in the prior art, it is ripe to provide a kind of white cement that utilization rate of waste heat is high for the utility model
Expect bleaching equipment.
Technical solution provided by the utility model is: a kind of white cement clinker bleaching equipment that utilization rate of waste heat is high,
The discharge end of rotary kiln is provided with feeding-distribution device, and two discharge ends of the feeding-distribution device are separately connected the pan feeding of grate cooler
The feeding inlet of mouth and water cooling bleaching machine, the water cooling bleaching machine are set to the surface of the grate cooler, the water cooling bleaching
The discharge end of machine connects the posterior segment upper end of the grate cooler.
Preferably, the feeding-distribution device includes sub-material channel, cutting plate, connecting rod and driving device；
The sub-material channel is inverted V-shaped structure, and the wall in the sub-material channel is built up by refractory brick, on the sub-material channel
The feeding end at end is connected to the discharge end of the rotary kiln, and two discharge ends of sub-material channel lower end are from top to bottom respectively communicated with
The water cooling bleaching machine and the grate cooler；
The cutting plate is set to upper end crotch in the sub-material channel, and one end of the connecting rod is fixed on the cutting plate
Left side, the other end of the connecting rod is horizontally through the side wall in the sub-material channel, and connects the institute outside the sub-material channel
State driving device.
Preferably, the inner sidewall and lateral wall in the sub-material channel the connecting rod pass through place be respectively arranged with it is cylindrical recessed
Slot, the groove are provided centrally with the through-hole passed through for the connecting rod；
Setting is circular protrusion there are two cross section on the connecting rod, and two protrusions are located at the sub-material
The inner side and outer side in channel, the cross-sectional diameter of the protrusion are less than the diameter of the groove cross section.
Preferably, heat resisting steel is respectively adopted in the cutting plate and the connecting rod.
Preferably, the driving device includes driving hydraulic cylinder and sleeve, and one end of the sleeve is set in the drive
On the piston of hydrodynamic cylinder pressure, the other end of the sleeve is set on the connecting rod.
Preferably, the upper end of the cutting plate is arcuate structure.
Preferably, the choke device that the discharge outlet of the water cooling bleaching machine is provided with for preventing hot-air from flowing backward；Institute
Stating choke device includes choke plate, and one end of the choke plate is hinged on the discharging of the water cooling bleaching machine by reset spring
The edge of mouth, the choke plate cover the discharge port of the water cooling bleaching machine.
Preferably, the reset spring uses high temperature resistant spring.
The utility model has the advantages that
(1) high temperature chamotte that the utility model comes out of the stove rotary kiln is directed respectively into grate cooler and water by feeding-distribution device
It is bleached simultaneously in cold bleaching machine, and water cooling is bleached to 600 DEG C of clinker from the discharge port of water cooling bleaching machine and is passed through comb formula
The posterior segment of cooler is continued air-cooled, and the effective solution prior art is when water cooling is bleached, when clinker drops to 80 DEG C by 600 DEG C
Heat both do not played blanching effect, the heat situation not being utilized yet；The utility model can bleach water cooling to 600
DEG C clinker continuation carried out in grate cooler air-cooled, the high temperature wind of air-cooled generation is utilized again, to improve remaining
The utilization rate of heat.
(2) the interior outside in sub-material channel is arranged fluted in through hole, while there are two protrusions for setting on connecting rod, so that
Protrusion on the outside of when connecting rod is stretched inwards is inserted into the groove on the outside of sub-material channel, to block the heat to shed from through-hole；
Connecting rod to it is overhanging when on the inside of protrusion be also inserted into blocking heat dissipation in the groove on the inside of sub-material channel.
(3) piston of driving hydraulic cylinder is by sleeve connection connecting rod, to prevent thermally conductive to driving hydraulic cylinder between connecting rod.
(4) it is additionally provided with choke device in the discharge outlet of water cooling bleaching machine, from water cooling bleaching machine to grate cooler
When being passed through clinker, clinker is pressed off choke plate by the gravity of itself, to make clinker fall into the grate plate of grate cooler, together
When choke plate by the active force of reset spring returned to original position, the discharge port of water cooling bleaching machine is covered, prevents comb formula cooling
High temperature wind-fall in machine pours into water cooling bleaching machine.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is partial enlarged view at the A of Fig. 1；
Fig. 3 is partial enlarged view at the B of Fig. 1；
Fig. 4 be the utility model by clinker import water cooling bleaching machine when connecting rod and cutting plate positional structure schematic diagram；
Fig. 5 be the utility model by clinker import grate cooler when connecting rod and cutting plate positional structure schematic diagram；
Fig. 6 is the connecting rod of the utility model and the overlooking structure diagram of cutting plate；
Fig. 7 is the structural schematic diagram of the driving device of the utility model.
In figure: 1- rotary kiln, 2- feeding-distribution device, 21- sub-material channel, 22- cutting plate, 23- connecting rod, the protrusion 231-, 24- drive
Dynamic device, 3- grate cooler, 4- water cooling bleaching machine, 5- bucket chain conveyor, 6- sleeve, 7- choke device, 71- choke plate, 72-
Reset spring
Specific embodiment
The embodiments of the present invention are further illustrated with reference to the accompanying drawing.
As shown in Figures 1 to 6, the high white cement clinker bleaching equipment of one of the present embodiment utilization rate of waste heat is returning
The discharge end of rotary kiln 1 is provided with feeding-distribution device 2, and two discharge ends of the feeding-distribution device 2 are separately connected entering for grate cooler 3
The feeding inlet of material mouth and water cooling bleaching machine 4, the water cooling bleaching machine 4 are set to the surface of the grate cooler 3, the water cooling
The discharge end of bleaching machine connects the posterior segment upper end of the grate cooler；
After 1 kiln discharge Cement Clinker of rotary kiln falls into feeding-distribution device 2, feeding-distribution device 2 imports wherein 50% clinker
The feeding inlet of water cooling bleaching machine 4, remaining clinker then import in grate cooler 3；
Into grate cooler 3 high temperature chamotte during being pushed in grate by air-cooled to 80 DEG C, cooling clinker
Clinker warehouse is sent to by bucket chain conveyor 5；
Into water cooling bleaching machine 4 high temperature chamotte through water-spraying control to after 600 DEG C, led to by the discharge port of water cooling bleaching machine 4
Enter grate cooler 3 posterior segment continue it is air-cooled；
The high temperature chamotte for entering 4 water cooling of water cooling bleaching machine from feeding-distribution device 2 enters grate cooler 3 with from feeding-distribution device 2
Posterior segment of the air-cooled high temperature chamotte in grate cooler 3 is converged, and is sent to clinker by bucket chain conveyor 5 after air-cooled to 80 DEG C
Library；
High temperature wind and a part of medium temperature wind through clinker preheating in grate cooler 3 mention respectively as Secondary Air and tertiary air
For the fuel combustion wind of rotary kiln 1 and dore furnace, another part medium temperature wind enters vertical into after being gathered dust by rotoclone collector
Coal mill provides drying hot wind；Clinker after 4 water cooling of water cooling bleaching machine enters the hot-air pair of the air-cooled generation of grate cooler 3
The material for needing to heat is preheated, to make full use of waste heat.
In the present embodiment, the feeding-distribution device 2 includes sub-material channel 21, cutting plate 22, connecting rod 23 and driving device 24；
The sub-material channel 21 is inverted V-shaped structure, and the wall in the sub-material channel 21 is built up by refractory brick, and the sub-material is logical
The feeding end of 21 upper end of road is connected to the discharge end of the rotary kiln 1, two discharge ends of 21 lower end of sub-material channel by up to
Under be respectively communicated with the water cooling bleaching machine 4 and the grate cooler 3；
The cutting plate 22 is set to upper end crotch in the sub-material channel 21, and one end of the connecting rod 23 is fixed on described
The left side of cutting plate 22, the other end of the connecting rod 23 are horizontally through the side wall in the sub-material channel 21, and connect the sub-material
The driving device 24 outside channel 21；Driving device 24 by by connecting rod 23 inwardly drive so that cutting plate 22 block it is logical
Toward the bifurcation mouth of water cooling bleaching machine 4, so that clinker be imported in grate cooler 3；Driving device 24 passes through connecting rod 23 is outside
Driving, so that cutting plate 22 blocks the bifurcation mouth towards grate cooler 3, so that clinker be imported in water cooling bleaching machine 4.
The inner sidewall and lateral wall in the sub-material channel 21 pass through place in the connecting rod and are respectively arranged with cylinder shape groove, institute
That states groove is provided centrally with the through-hole passed through for the connecting rod；Setting is circular there are two cross section on the connecting rod 23
Protrusion 231, two protrusions 231 are located at the inner side and outer side in the sub-material channel 21, the protrusion 231 it is transversal
Face diameter is less than the diameter of the groove cross section；When connecting rod 23 is to when protruding into inside sub-material channel 21,23 outside of connecting rod it is convex
Portion 231 is inserted into the groove in 21 outside of sub-material channel, and groove is blocked, prevents the heat in sub-material channel 21 from shedding；Work as connecting rod
23 to when stretching out outside sub-material channel 21, and the groove of 21 inside of sub-material channel is inserted into the protrusion 231 of 23 inside of connecting rod, by groove
It blocks, prevents the heat in sub-material channel 21 from shedding.
Heat resisting steel is respectively adopted in the cutting plate 22 and the connecting rod 23, so that cutting plate 22 and connecting rod 23 when in use
The service life is longer.
The driving device 24 includes driving hydraulic cylinder and sleeve 6, and one end of the sleeve 6 is set in the driving liquid
On the piston of cylinder pressure, the other end of the sleeve 6 is set on the connecting rod 23；The piston of driving hydraulic cylinder passes through sleeve connection
Connecting rod greatly reduces its heating conduction to prevent connecting rod directly thermally conductive to driving hydraulic cylinder.
The upper end of the cutting plate 22 is that arcuate structure effectively reduces so that the clinker of cutting plate upper end is automatically fallen off
The accumulation of clinker on cutting plate.
The choke device 7 that the discharge outlet of the water cooling bleaching machine 4 is provided with for preventing hot-air from flowing backward；
The choke device includes choke plate 71, and one end of the choke plate 71 is hinged on described by reset spring 72
The edge of the discharge port of water cooling bleaching machine 4, the choke plate 71 cover the discharge port of the water cooling bleaching machine 4；From water cooling
When bleaching machine 4 is passed through clinker to grate cooler 3, clinker is pressed off choke plate 71 by the gravity of itself, so that clinker be made to fall
In the grate plate for entering grate cooler 3, while choke plate 71 is returned to original position by the active force of reset spring 72, by water cooling bleaching machine
4 discharge port covers, and prevents the high temperature wind-fall in grate cooler 3 from pouring into water cooling bleaching machine.
The reset spring 72 uses high temperature resistant spring.
It is convenient for statement, herein referred "upper", "lower", "left", "right", "front", "rear" etc. represent the description in direction with
The left and right directions of attached drawing itself is consistent, but does not play restriction effect to the structure of the utility model；In addition, the utility model is not
It is confined to above-mentioned specific embodiment, those skilled in the art can also make a variety of variations, but any and the utility model accordingly
Equivalent or similar variation should all be covered in the range of the utility model claims.
Claims (8)
1. a kind of white cement clinker bleaching equipment that utilization rate of waste heat is high, it is characterised in that:
It is provided with feeding-distribution device (2) in the discharge end of rotary kiln (1), two discharge ends of the feeding-distribution device (2) are separately connected
The feeding inlet of grate cooler (3) and the feeding inlet of water cooling bleaching machine (4), it is cold that the water cooling bleaching machine (4) is set to the comb formula
But the discharge end of the surface of machine (3), the water cooling bleaching machine connects the posterior segment upper end of the grate cooler.
2. a kind of high white cement clinker bleaching equipment of utilization rate of waste heat according to claim 1, it is characterised in that:
The feeding-distribution device (2) includes sub-material channel (21), cutting plate (22), connecting rod (23) and driving device (24)；
The sub-material channel (21) is inverted V-shaped structure, and the wall of the sub-material channel (21) is built up by refractory brick, and the sub-material is logical
The feeding end of road (21) upper end is connected to the discharge end of the rotary kiln (1), two discharge ends of sub-material channel (21) lower end
From top to bottom it is respectively communicated with the water cooling bleaching machine (4) and the grate cooler (3)；
The cutting plate (22) is set to the interior upper end crotch of sub-material channel (21), and one end of the connecting rod (23) is fixed on institute
The left side of cutting plate (22) is stated, the other end of the connecting rod (23) is horizontally through the side wall of the sub-material channel (21), and connects
The external driving device (24) of the sub-material channel (21).
3. a kind of high white cement clinker bleaching equipment of utilization rate of waste heat according to claim 2, it is characterised in that:
The inner sidewall and lateral wall of the sub-material channel (21) pass through place in the connecting rod and are respectively arranged with cylinder shape groove, described
Groove is provided centrally with the through-hole passed through for the connecting rod；
Setting is circular protrusion (231) there are two cross section on the connecting rod (23), and two protrusions (231) are located at
The cross-sectional diameter of the inner side and outer side of the sub-material channel (21), the protrusion (231) is less than the straight of the groove cross section
Diameter.
4. a kind of high white cement clinker bleaching equipment of utilization rate of waste heat according to claim 2, it is characterised in that:
Heat resisting steel is respectively adopted in the cutting plate (22) and the connecting rod (23).
5. a kind of high white cement clinker bleaching equipment of utilization rate of waste heat according to claim 2, it is characterised in that:
The driving device (24) includes driving hydraulic cylinder and sleeve (6), and one end of the sleeve (6) is set in the driving
On the piston of hydraulic cylinder, the other end of the sleeve (6) is set on the connecting rod (23).
6. a kind of high white cement clinker bleaching equipment of utilization rate of waste heat according to claim 2, it is characterised in that:
The upper end of the cutting plate (22) is arcuate structure.
7. a kind of high white cement clinker bleaching equipment of utilization rate of waste heat according to claim 1, it is characterised in that:
The choke device (7) that the discharge outlet of the water cooling bleaching machine (4) is provided with for preventing hot-air from flowing backward；
The choke device includes choke plate (71), and one end of the choke plate (71) is hinged on institute by reset spring (72)
The edge of the discharge port of water cooling bleaching machine (4) is stated, the choke plate (71) covers the discharge port of the water cooling bleaching machine (4).
8. a kind of high white cement clinker bleaching equipment of utilization rate of waste heat according to claim 7, it is characterised in that:
The reset spring (72) uses high temperature resistant spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821150017.5U CN208649140U (en) | 2018-07-19 | 2018-07-19 | A kind of white cement clinker bleaching equipment that utilization rate of waste heat is high |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821150017.5U CN208649140U (en) | 2018-07-19 | 2018-07-19 | A kind of white cement clinker bleaching equipment that utilization rate of waste heat is high |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208649140U true CN208649140U (en) | 2019-03-26 |
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ID=65785840
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821150017.5U Active CN208649140U (en) | 2018-07-19 | 2018-07-19 | A kind of white cement clinker bleaching equipment that utilization rate of waste heat is high |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208649140U (en) |
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2018
- 2018-07-19 CN CN201821150017.5U patent/CN208649140U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 343200 beside Revitalization Avenue of Anfu County Industrial Park, Ji'an City, Jiangxi Province Patentee after: Jiangxi Yinshanbai Cement Co., Ltd. Address before: 343200 beside Revitalization Avenue of Anfu County Industrial Park, Ji'an City, Jiangxi Province Patentee before: Jiangxi Cathaya white India Cements Limited |
|
| CP01 | Change in the name or title of a patent holder |