CN207422260U - Fire grate feed arrangement - Google Patents
Fire grate feed arrangement Download PDFInfo
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- CN207422260U CN207422260U CN201721554165.9U CN201721554165U CN207422260U CN 207422260 U CN207422260 U CN 207422260U CN 201721554165 U CN201721554165 U CN 201721554165U CN 207422260 U CN207422260 U CN 207422260U
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- fire grate
- fuel hopper
- fuel
- controller
- hydraulic cylinder
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Abstract
The utility model discloses a kind of fire grate feed arrangement, including fuel hopper, hydraulic pusher and controller；The hydraulic pusher includes hydraulic cylinder, the hydraulic cylinder piston being arranged in hydraulic cylinder and the scraping wings being connected with hydraulic cylinder piston one end, the range of hydraulic cylinder piston is located at 1/3 to 1/2 place along the inclination of fire grate body downwards, and the controlled end of hydraulic cylinder is all connected to the output terminal of controller；The fuel hopper includes being arranged to funnelform fuel hopper housing, quantitative feeding mechanism and load-bearing blanking mechanism；The controlled end of the quantitative feeding mechanism and load-bearing blanking mechanism is connected to the output terminal of controller.The utility model is simple in structure, ingenious in design, can realize that the fuel in fuel hopper is quantitatively sent on fire grate body every time by quantitative feeding mechanism and load-bearing blanking mechanism, and can adjust feeding amount, greatly improves the thermal efficiency of boiler.
Description
Technical field
The utility model is related to boiler combustion device technical fields, particularly a kind of fire grate feed arrangement.
Background technology
Fire grate, that is, fire grate is the component that fuel is banked up in boiler and is effective burning, needs to use in fire grate feed end
Fuel is sent on fire grate to fire grate feed arrangement.Although existing fire grate feed arrangement can be realized the fuel in fuel hopper
It is sent on fire grate, but the fuel quantity being sent into can not carry out quantitative adjusting, and suitable fuel quantity can not be caused to be covered on fire grate segment.
Fuel quantity as single is sent into is less, then the heat generated is inevitable also less, and the requirement of heating boiler is not achieved；As single is sent into
Fuel quantity it is more, it will cause part of fuel burning it is insufficient, affect the thermal efficiency of boiler.
Utility model content
The utility model technical issues that need to address are to provide a kind of fire grate feed arrangement, to solve to be sent into fire grate fuel
The problem of amount is adjusted without standard measure improves the thermal efficiency of boiler.
In order to solve the above technical problems, technical solution adopted in the utility model is as follows.
Fire grate feed arrangement, including being used for the fuel hopper of quantitative feeding, being arranged on fuel hopper lower end edge fire grate body inclined surface
It is arranged in parallel for by the hydraulic pusher on the fuel dropped out out of fuel hopper push-in fire grate body and for controlling fuel hopper
Blanking and the controller of hydraulic pusher running；The hydraulic pusher includes hydraulic cylinder, the hydraulic cylinder being arranged in hydraulic cylinder
Piston and the scraping wings being connected with hydraulic cylinder piston one end, the range of hydraulic cylinder piston be located at along fire grate body tilt towards
Under 1/3 to 1/2 place, the controlled end of hydraulic cylinder is all connected to the output terminal of controller；The fuel hopper includes being arranged to funnel
It the fuel hopper housing of shape, the quantitative feeding mechanism for being arranged on fuel hopper enclosure interior and is arranged on fuel hopper enclosure interior and is located at
Load-bearing blanking mechanism below quantitative feeding mechanism；The controlled end of the quantitative feeding mechanism and load-bearing blanking mechanism is connected to control
The output terminal of device processed.
Further optimisation technique scheme, the quantitative feeding mechanism include being respectively fixedly disposed on the left of fuel hopper housing
Two slides on wall and right side inner wall and the pull baffles that setting is engaged with slide, pull baffles stretch out fuel hopper housing
One end be fixedly connected on the tailpiece of the piston rod of cylinder one, the controlled end of cylinder one is connected to the output terminal of controller.
Further optimisation technique scheme, at left and right sides of the pull baffles on be provided with the idler wheel being mutually equipped with slide.
Further optimisation technique scheme, the load-bearing blanking mechanism include bearing plate, the rotation being arranged below bearing plate
Plate and it is fixed at the weighing sensor that its signal end between bearing plate and swivel plate is connected to controller input terminal；It is described
Rotation axis is fixedly connected on swivel plate, one end that rotation axis stretches out fuel hopper housing left side wall is connected in servo by shaft coupling
The output terminal of motor, the controlled end of servomotor are connected to the output terminal of controller.
The swivel plate lower end is provided with the fixation limiting plate that is fixed on fuel hopper housing rear end and through fuel
Struggle against the mobile limiting plate of housing forward end, and mobile limiting plate one end is fixedly connected on the tailpiece of the piston rod of cylinder two, cylinder two it is controlled
End is connected to the output terminal of controller.
As a result of above technical scheme, technological progress acquired by the utility model is as follows.
The utility model is simple in structure, ingenious in design, and combustion can be realized by quantitative feeding mechanism and load-bearing blanking mechanism
Fuel in hopper is quantitatively sent on fire grate body every time, and can adjust feeding amount, greatly improves the thermal efficiency of boiler.
The utility model hydraulic pusher is arranged in parallel along fire grate body inclined surface, and the range of hydraulic cylinder piston is located at edge
Fire grate body tilts 1/3 to 1/2 place downwards, enables on the fire grate segment that fuel can fully be covered on fire grate body inclined-plane.
The fixation limiting plate set in the utility model can be when bearing plate carries out load-bearing to load-bearing with mobile limiting plate
Plate and swivel plate support so that can smoothly carry out load-bearing operation under this state；When load-bearing blanking mechanism drops out fuel,
Mobile limiting plate can be drawn it out again by cylinder two, in order to the rotation of swivel plate.
When the utility model adjusts the feeding amount of fuel according to needed for boiler load, the weight in controller can be reset
Magnitude, when the weight signal of weighing sensor feedback reaches this gravimetric value, controller can control cylinder one to inflate, to reach
To the regulatory demand of fuel feeding amount.
Description of the drawings
Fig. 1 is the structure diagram of the utility model；
Fig. 2 is fuel hopper structure diagram described in the utility model；
Fig. 3 is fuel hopper broken away view one described in the utility model;
Fig. 4 is fuel hopper broken away view two described in the utility model；
Fig. 5 is quantitative feeding mechanism structure schematic diagram described in the utility model.
Wherein：1st, fuel hopper, 11, fuel hopper housing, 12, pull baffles, 13, slide, 14, idler wheel, 15, cylinder one, 16,
Bearing plate, 17, swivel plate, 18, fixed limiting plate, 19, mobile limiting plate, 110, cylinder two, 111, rotation axis, 112, servo electricity
Machine；2nd, hydraulic pusher, 21, hydraulic cylinder, 22, hydraulic cylinder piston, 23, scraping wings；3rd, fire grate body.
Specific embodiment
The utility model is further elaborated below in conjunction with specific embodiment.
A kind of fire grate feed arrangement, with reference to shown in Fig. 1 to Fig. 5, including fuel hopper 1, hydraulic pusher 2 and controller.Combustion
Hopper 1 can quantitatively be fed；Hydraulic pusher 2 is arranged on 1 lower end of fuel hopper, is arranged in parallel, is used for along 3 inclined surface of fire grate body
It will be on the fuel that dropped out out of fuel hopper 1 push-in fire grate body 3；Controller is used to that 1 blanking of fuel hopper and hydraulic pusher 2 to be controlled to transport
Make.
Hydraulic pusher 2 includes hydraulic cylinder 21, hydraulic cylinder piston 22 and scraping wings 23.Hydraulic cylinder piston 22 is arranged on hydraulic pressure
In cylinder 21, scraping wings 23 is connected with 22 one end of hydraulic cylinder piston；The range of hydraulic cylinder piston 22 is located to be tilted along fire grate body 3
1/3 to 1/2 place downwards is enabled on the fire grate segment that fuel can fully be covered on 3 inclined-plane of fire grate body；Hydraulic cylinder 21
Controlled end is connected to the output terminal of controller, and controller can control 21 intermittent movement of hydraulic cylinder, and set run duration.
Fuel hopper 1 includes fuel hopper housing 11, quantitative feeding mechanism and load-bearing blanking mechanism.Fuel hopper housing 11 is arranged to
Funnel-form；Quantitative feeding mechanism is arranged on inside fuel hopper housing 11；Load-bearing blanking mechanism is arranged on inside fuel hopper housing 11,
Below quantitative feeding mechanism；The controlled end of quantitative feeding mechanism and load-bearing blanking mechanism is connected to the output terminal of controller.
Quantitative feeding mechanism includes two slides 13, pull baffles 12 and cylinder 1.Fixation is set two slides 13 respectively
It puts in 11 inner left wall of fuel hopper housing and right side inner wall；Idler wheel 14 is set on the left and right sides of pull baffles 12, idler wheel 14 with
13 phase of slide is equipped with；The tailpiece of the piston rod of cylinder 1 is fixedly connected on pull baffles 12 and stretches out setting opening on fuel hopper housing 11
The one end at end, the controlled end of cylinder 1 is connected to the output terminal of controller, when controller can set the action of cylinder 1
Between.
Load-bearing blanking mechanism includes bearing plate 16, swivel plate 17, weighing sensor, rotation axis 111, servomotor 112, solid
Fixing limit plate 18, mobile limiting plate 19 and cylinder 2 110.Bearing plate 16 is arranged inside fuel hopper housing 11, is kept off positioned at pull
12 lower section of plate；Swivel plate 17 is arranged on 16 lower section of bearing plate；Weighing sensor be fixed at bearing plate 16 and swivel plate 17 it
Between, the signal end of weighing sensor is connected to the input terminal of controller, and weighing sensor can be by bearing plate 16 and bearing plate
Weight of fuel signal on 16 feeds back to controller；Rotation axis 111 is fixedly connected on swivel plate 17, and rotation axis 111 rotates energy
Enough swivel plate 17 is driven to rotate；Servomotor 112 is connected in rotation axis 111 by shaft coupling and stretches out 11 left side wall of fuel hopper housing
One end, the controlled end of servomotor 112 is connected to the output terminal of controller；Fixed limiting plate 18 is fixed at fuel hopper shell
In 11 rear inner wall of body, positioned at being arranged on 17 lower end of swivel plate；Mobile limiting plate 19, which is located at, is arranged on 17 lower end of swivel plate, passes through
The opening that 11 front end of fuel hopper housing is set；The tailpiece of the piston rod of cylinder 2 110 is fixedly connected on one end of mobile limiting plate 19, gas
The controlled end of cylinder 2 110 is connected to the output terminal of controller.
The specific operating principle of the utility model is as follows.
1st, the quantitative feeding mechanism in fuel hopper 1 and load-bearing blanking mechanism quantitatively weigh the fuel in fuel hopper 1.
After fuel adds in fuel hopper 1, controller control cylinder 1 loses heart, and cylinder 1 pulls pull baffles 12 to travel forward, and is formed
One blanking port, the fuel above pull baffles 12 are fallen on bearing plate 16；Weighing sensor is to the fuel on bearing plate 16
Weight is constantly weighed, and weight signal is fed back to controller.
2nd, the load-bearing blanking mechanism in fuel hopper 1 drops out fuel.When the weight signal of weighing sensor feedback reaches control
During the gravimetric value of device setting processed, controller control cylinder 1 is inflated, and cylinder 1 pulls pull baffles 12 to move backward, will fall
Material mouth is blocked so that is no longer connected above and below pull baffles 12；At the same time, controller control cylinder 2 110 loses heart,
Cylinder 2 110 drives mobile limiting plate 19 to extract fuel hopper housing 11 out；Then, controller control servomotor 112 operates so that
Swivel plate 17 and bearing plate 16 rotate clockwise 90 °, then stop operating, at this point, fuel is dropped out from bearing plate 16.Fuel from
After being dropped out on bearing plate 16, controller control servomotor 112 rotates backward, and swivel plate 17 and bearing plate 16 rotate counterclockwise
90 ° of resets；Then controller controls cylinder 2 110 to inflate, and mobile limiting plate 19 returns to original position, and mobile limiting plate 19 is with fixing
18 collective effect of limiting plate supports bearing plate 16 and swivel plate 17, to facilitate load-bearing next time.
3rd, fuel is pushed on the fire grate segment on 3 inclined-plane of fire grate body by hydraulic pusher 2.Controller control hydraulic cylinder 21 is transported
Make, drive scraping wings 23 that fuel is pushed on the fire grate segment on 3 inclined-plane of fire grate body.Since hydraulic pusher 2 inclines along fire grate body 3
Inclined-plane is arranged in parallel, and the range of hydraulic cylinder piston 22, which is located at along fire grate body 3, tilts 1/3 to 1/2 place downwards, so energy
It enough allows fuel on the fire grate segment being fully covered on 3 inclined-plane of fire grate body.
When the utility model adjusts the feeding amount of fuel according to needed for boiler load, the weight in controller can be reset
Magnitude, when the weight signal of weighing sensor feedback reaches this gravimetric value, controller can control cylinder 1 to inflate, with
Reach the regulatory demand of fuel feeding amount.
Claims (5)
1. fire grate feed arrangement, it is characterised in that：Fuel hopper including being used for quantitative feeding（1）, be arranged on fuel hopper（1）Lower end
Along fire grate body（3）Inclined surface is arranged in parallel for will be from fuel hopper（1）The fuel push-in fire grate body inside dropped out（3）On hydraulic thrust
Into device（2）And for controlling fuel hopper（1）Blanking and hydraulic pusher（2）The controller of running；
The hydraulic pusher（2）Including hydraulic cylinder（21）, be arranged on hydraulic cylinder（21）Interior hydraulic cylinder piston（22）And with
Hydraulic cylinder piston（22）The scraping wings of one end connection（23）, hydraulic cylinder piston（22）Range be located at along fire grate body（3）Incline
1/3 to 1/2 downward place of inclined-plane, hydraulic cylinder（21）Controlled end be all connected to the output terminal of controller；
The fuel hopper（1）Including being arranged to funnelform fuel hopper housing（11）, be arranged on fuel hopper housing（11）Internal
Quantitative feeding mechanism and it is arranged on fuel hopper housing（11）The load-bearing blanking mechanism being internally located at below quantitative feeding mechanism；Institute
The controlled end for stating quantitative feeding mechanism and load-bearing blanking mechanism is connected to the output terminal of controller.
2. fire grate feed arrangement according to claim 1, it is characterised in that：The quantitative feeding mechanism includes fixing respectively
It is arranged on fuel hopper housing（11）Two slides in inner left wall and right side inner wall（13）And and slide（13）It is engaged and sets
The pull baffles put（12）, pull baffles（12）Stretch out fuel hopper housing（11）One end be fixedly connected on cylinder one（15）Work
Stopper rod end, cylinder one（15）Controlled end be connected to the output terminal of controller.
3. fire grate feed arrangement according to claim 2, it is characterised in that：The pull baffles（12）It is set on the left and right sides
It is equipped with and slide（13）Mutually equipped idler wheel（14）.
4. fire grate feed arrangement according to claim 1, it is characterised in that：The load-bearing blanking mechanism includes bearing plate
（16）, be arranged on bearing plate（16）The swivel plate of lower section（17）And it is fixed at bearing plate（16）And swivel plate（17）Between
Its signal end is connected to the weighing sensor of controller input terminal；The swivel plate（17）On be fixedly connected with rotation axis（111）,
Rotation axis（111）Stretch out fuel hopper housing（11）One end of left side wall is connected in servomotor by shaft coupling（112）Output
End, servomotor（112）Controlled end be connected to the output terminal of controller.
5. fire grate feed arrangement according to claim 4, it is characterised in that：The swivel plate（17）Lower end is provided with fixation
It is arranged on fuel hopper housing（11）Fixation limiting plate in rear inner wall（18）With through fuel hopper housing（11）The movement of front end
Limiting plate（19）, mobile limiting plate（19）One end is fixedly connected on cylinder two（110）Tailpiece of the piston rod, cylinder two（110）By
Control end is connected to the output terminal of controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721554165.9U CN207422260U (en) | 2017-11-20 | 2017-11-20 | Fire grate feed arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721554165.9U CN207422260U (en) | 2017-11-20 | 2017-11-20 | Fire grate feed arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207422260U true CN207422260U (en) | 2018-05-29 |
Family
ID=62303393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721554165.9U Active CN207422260U (en) | 2017-11-20 | 2017-11-20 | Fire grate feed arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207422260U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110966856A (en) * | 2019-12-11 | 2020-04-07 | 广东南兴天虹果仁制品有限公司 | Macadamia nut shell recycling combustion device and control method |
-
2017
- 2017-11-20 CN CN201721554165.9U patent/CN207422260U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110966856A (en) * | 2019-12-11 | 2020-04-07 | 广东南兴天虹果仁制品有限公司 | Macadamia nut shell recycling combustion device and control method |
| CN110966856B (en) * | 2019-12-11 | 2024-05-07 | 广东南兴天虹果仁制品有限公司 | Hawaii shell recycling combustion device and control method |
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