CN201587681U - Feeding equipment - Google Patents
Feeding equipment Download PDFInfo
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- CN201587681U CN201587681U CN 201020116205 CN201020116205U CN201587681U CN 201587681 U CN201587681 U CN 201587681U CN 201020116205 CN201020116205 CN 201020116205 CN 201020116205 U CN201020116205 U CN 201020116205U CN 201587681 U CN201587681 U CN 201587681U
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- vibration
- main box
- feeding device
- feed bin
- blanking plate
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Abstract
A feeding equipment comprises a feed bin, a main vibration box body and a machine base; the feed bin is connected with the main vibration box body through a material inlet, a feed plate for material to slide off is arranged in the main vibration body, the exterior of the main vibration box body is connected with a vibration exciter, the main vibration box body is supported by the machine base, and the top part of the feed plate is provided with a vibration transfer part extending to the proper position of the bottom of the feed bin. The feeding equipment solves the technical problem that the feeding equipment in prior art limits the vibration force transferred to the bottom of a silo, affects the material falling capacity and finally cannot well realize the arch breaking and blockage prevention functions; thereby, the vibration feeding equipment has better blockage prevention function and is particularly applicable to coal feeding systems in power plants.
Description
Technical field
The utility model relates to a kind of charging gear, specifically a kind of vibrating material feeding device that has choke preventing function.
Background technology
Charging gear is a kind of being used for material block, that graininess is mixed evenly to be transported to the equipment that goes the material receiving device continuously from storage bin.Coal supply equipment in the power plant is a kind of common charging gear.Fire coal in the power plant generally is stored in the silo at present, and the raw coal in the silo evenly is transported in the coal mill continuously by charging gear and processes.The raw coal bulk deposition of shape is in silo owing to determine, and the coal cinder that is positioned at the silo bottom is under pressure bigger, causes the end opening generation chute blockage phenomenon of silo easily, and this is one of difficult problem that perplexs for a long time coal supply system.Silo end opening chute blockage can influence the uniform continuity of carrying the coal amount, thereby influences the normal operation of system.
A kind of high-efficiency environment friendly energy-conservation feeder is disclosed among the Chinese patent literature CN2592590Y, be two plastid structures, form by plastid A and plastid B, plastid A comprises blanking body junction member, blanking plate and blanking curve cell body, the structure of described blanking plate is wedge shape or arch configuration upwards, and plastid B involving vibrations body structure spare, vibrating motor and spring, vibrating motor are not directly to be fixed on the plastid A, vibrating motor is fixed on the vibrating mass framing member, is connected with plastid A by vibrating spring; Blanking body junction member, blanking plate and blanking curved groove are connected to one, and the vibrating mass framing member is connected by spring with blanking body junction member, and the base spring is installed in the main body of feeder on the supporting seat.In the prior art, use small machine just can provide large amplitude, save the energy, the noise of generation is little.But, the blanking plate of the prior art by wedge shape or arch stretches into the silo bottom and comes transmitting vibrations to make that material is loosening to be fallen, the gradient of blanking plate can not be excessive can not be too small, the material that enters described blanking body junction member if the gradient is excessive is too much, cause vibration resistance to increase, influence vibrating effect, when material falls if the gradient is too small the pressure of blanking plate is crossed the undue wear that conference causes blanking plate, even make material smoothly landing cause material to stop up, the degree of dip of described blanking plate is restricted, caused the arch or the wedge-like portion of blanking plate to stretch into being limited in scope of silo bottom, therefore the vibratory force that is delivered to the silo bottom is restricted, the material whereabouts ability that has influenced finally causes the function that can not realize brokenly well that arch is anti-blocking.
The utility model content
For this reason, technical problem to be solved in the utility model is that dish plate stretches into being limited in scope of silo bottom, well transmitting vibrations realizes brokenly the function that arch is anti-blocking, can effectively stretch into the feeding device that the arch choke preventing function is realized brokenly in the silo bottom thereby provide a kind of.
For solving the problems of the technologies described above, feeding device of the present utility model, comprise feed bin, vibration main box and support, described feed bin is connected with described vibration main box by material inlet, described vibration main box inside is provided with the blanking plate that is used to make the material landing, the outside of described vibration main box is connected with a vibration excitor, and described vibration main box is by the sole plate supports setting, is provided with the biography that the extend into feed bin bottom correct position parts that shake at described blanking plate top.
Inside at described feed bin is provided with relieving beam, and described relieving beam level is across on the inwall that is arranged at feed bin.
The described biography parts that shake are upwards pyramidal structure, and described blanking plate is taper or wedge structure, and the cone angle of described pyramidal structure is less than the drift angle of described blanking plate.
Be provided with the arc that the material from described blanking plate landing is slipped to material outlet in the described vibration main box, the line of described arc lower edge and described blanking plate lower edge and the angle of horizontal surface are slightly less than the static slope angle of repose of material.
The lower edge of described arc is provided with the micro-adjuster of the radian that is used to regulate described arc.
Described micro-adjuster comprises angle steel, the vertical end of described angle steel is connected with the passive channel-section steel of described arc downside by fastener, and make the corner of described angle steel and the lower edge of described arc be close to setting, according to the needs at the horizontal ends angle of inclination of described angle steel the pad of suitable number is installed on described fastener.
Described vibration excitor links to each other with the vibration main box by exciting vibration spring.
Described vibration excitor is the adjustable vibration excitor of output disturbance force, described vibration excitor comprises motor and opens the parts that shake with described motor output shaft bonded assembly, the described parts that shake that open comprise the support that is connected on the described output shaft, cylinder is installed on the described support, described cylinder is divided into two Room by piston, the first indoor biasing member that biasing force is provided to described piston that is provided with, the end of second Room is provided with the gangway of a fluid medium, and described gangway is connected with fluid control device by the rotary joint that is arranged on the center of turn.
Between described vibration main box and the support isolation spring is installed, described isolation spring all is equipped with rubber pad in two ends up and down.
The material inlet of described vibration main box and material outlet place are provided with and are used for preventing that material dropping process from producing the dustproof of dust and being flexible coupling.
Technique scheme of the present utility model has the following advantages compared to existing technology:
(1) feeding device described in the utility model, transmit the vibratory force of vibration excitor to material by the biography correct position that parts extend into feed bin bottom that shakes, make material loosening falling under the disturbance that vibration produces, can effectively guarantee to pass the parts that shake and stretch into the scope of feed bin bottom, thereby ensured the vibratory force that acts on the feed bin bottom, realized the anti-blocking function of effectively broken arch, the described biography parts that shake can be set to taper, tapering part extend into the correct position of feed bin bottom, the biography scope that parts stretch into of shaking can not be subjected to the restriction that the blanking plate gradient is provided with, make it have application widely, can reach good result of use.
(2) feeding device described in the utility model is provided with relieving beam in the inner suitable position of feed bin, can make the easier control of flow of feed bin blanking, has improved the feed precision, has protected feeding device simultaneously.
(3) feeding device described in the utility model passes the parts that shake and is set to pyramidal structure, and pyramidal structure can extend into the feed bin bottom more easily, and the angle of tapering part and height can be provided with as required, easy to use flexibly.
(4) feeding device described in the utility model; the line of arc lower edge and described blanking plate lower edge and the angle of horizontal surface are slightly less than the static slope angle of repose of material; this is provided with and can makes material be in the nature locking state under stopped status; can not fall; when less vibration; material promptly can fall smoothly, has saved the lock material parts when shutting down when guaranteeing the smooth feed of mode of operation again, has simplified equipment and easy to use.
(5) feeding device described in the utility model; the lower edge of arc is provided with micro-adjuster; because the static slope angle of repose difference of different material; therefore regulate the lower edge of arc by micro-adjuster at different materials; make the angle of its line that satisfies arc lower edge and described blanking plate lower edge and horizontal surface be slightly less than the static slope angle of repose of material; thereby reach the auto-lock function when shutting down, micro-adjuster is regulated the position of arc lower edge by the mode of increase and decrease pad, and is simple and convenient.
(6) feeding device described in the utility model, vibration excitor links to each other with the vibration main box by exciting vibration spring, the vibration that vibration excitor produces, to be exaggerated owing to subresonance principle disturbance force during by exciting vibration spring, act on the vibration main box, drive the vibration main box and vibrate, vibration main box in-to-in blanking plate and vibration awl along with the vibration of vibrating main box the material in the transfer of vibration feed hopper, thereby small vibration can the anti-blocking and broken arch of actv..
(7) feeding device described in the utility model, described vibration excitor is the adjustable vibration excitor of output disturbance force, can come the disturbance force of online adjusting output according to the attribute of material and the needs of feeding coal, has made things convenient for the control of disturbance force, thereby effectively control feeding coal and delivery rate, convenient and practical.
(8) feeding device described in the utility model, between described vibration main box and the support isolation spring is installed, described isolation spring all is equipped with rubber pad in two ends up and down, to vibrate main box by the less spring of rigidity and support,, reduce the wearing and tearing of feeding device to reduce to pass to the live load of support, improved the feeding device reliability of operation, can also prolong simultaneously the service life of feeder, prolong the overhaul period of feeder, save maintenance cost.
(9) feeding device described in the utility model, be provided with at the vibration material inlet of main box and material outlet place and be used for preventing that material dropping process from producing the dustproof of dust and being flexible coupling, guaranteed that material can not spill in the feed process, actv. has prevented the generation of dust, kept the working environment of cleaning, need not the staff and often clear up the material that spills, reduced labour intensity.
Description of drawings
For the easier quilt of content of the present utility model is clearly understood, according to specific embodiment of the utility model also in conjunction with the accompanying drawings, the utility model is described in further detail, wherein below
Fig. 1 is the system schematic of feeding device described in the utility model;
Fig. 2 is the scheme drawing of the micro-adjuster of feeding device described in the utility model.
Fig. 3 is the structural representation of the vibration excitor of feeding device described in the utility model;
Fig. 4 is the shake structural representation of parts of opening of vibration excitor.
Reference numeral is expressed as among the figure: the 1-feed bin, and the 2-relieving beam, the 3-material inlet, the 4-inlet is dustproof to be flexible coupling, 5-vibrates main box, 6-spring balancing parts, 7-exciting vibration spring, 8-motor fixing body, 9-vibration excitor, 10-isolation spring, the 11-support, 12-material outlet, 13-band conveyor, the 14-outlet is dustproof to be flexible coupling 15-micro-adjuster, 16-blanking plate, the 17-arc, 18-passes the parts that shake, 22-channel-section steel, the 23-angle steel, 24, the 28-bolt, the 25-pad, 26, the 27-nut, the 31-motor, 32-opens the parts that shake, the 33-support, 34-cylinder, 35-piston, the 36-biasing member, 38-rotary joint, 39-fluid control device.
The specific embodiment
Fig. 1 has provided a concrete embodiment of feeding device described in the utility model, a kind of feeding device, comprise feed bin 1, vibration main box 5 and support 11, described feed bin 1 is connected with described vibration main box 5 by material inlet 3, described vibration main box 5 inside are provided with the blanking plate 16 that is used to make the material landing, the outside of described vibration main box 5 is connected with a vibration excitor 9, described vibration main box 5 supports by support 11 and is provided with, be provided with the biography that the extend into feed bin 1 bottom correct position parts 18 that shake at described blanking plate 16 tops, in the present embodiment, shake parts 18 of described biography are pyramidal structure upwards, described blanking plate 16 is taper or wedge structure, and described biography is shaken the cone angle of pyramidal structure of parts 18 less than the drift angle of described blanking plate 16.In the inside of described feed bin 1 relieving beam 2 is set, described relieving beam 2 levels are across on the inwall that is arranged at feed bin 1.Described relieving beam 2 is provided with according to the characteristic of material in the feed bin 1 and the size of feed bin 1 outlet at bottom, and during for long 3 meters wide 3 meters square, described relieving beam 2 is arranged on apart from the silo inwall at 1.8 meters of described feed bin 1 outlet at bottom for feed bin 1 outlet at bottom; During for long 1 meter wide 1 meter square, described relieving beam 2 is arranged on apart from the silo inwall at 0.65 meter of feed bin 1 outlet at bottom for described feed bin 1 outlet at bottom.Be provided with the arc 17 that the material from described blanking plate 16 landings is slipped to material outlet 12 in the described vibration main box 5; the line of described arc 17 lower edges and described blanking plate 16 lower edges and the angle of horizontal surface are slightly less than the static slope angle of repose of material; make feeding device be in the nature locking state under stopped status, material can not fall.Simultaneously, described arc 17 is by steel plate simmering and bending moulding, its lower edge part is the straight plate for not bending still, the straight plate of described not bending and the angle of horizontal surface are set to be similar to the size of the sliding friction angle of material and steel plate, make material can not cause wearing and tearing to the straight plate pressure of arc 17 is excessive again downslide the time smoothly.And, as shown in Figure 2, be provided with the micro-adjuster 15 of the position, lower edge that is used to regulate described arc 17 in the lower edge of the straight plate of described arc 17, in the present embodiment, described micro-adjuster 15 comprises angle steel 23, the vertical end of described angle steel 23 is connected with the passive channel-section steel 22 of described arc 17 downsides by fastener, and make the corner of described angle steel 23 and the lower edge of described arc 17 be close to setting, described in the present embodiment fastener is a bolt 24,28 and nut 26,27, needs according to the horizontal ends angle of inclination of described angle steel 23 are installed the pad 25 of suitable number on described bolt 28, and make described pad 25 fixed bits by nut 26, a plurality of fasteners can certainly be set between described angle steel 23 and channel-section steel 22 be connected strengthening.Finely tune the position of arc 17 lower edges by micro-adjuster, guarantee that the angle of the line of arc 17 lower edges and described blanking plate 16 lower edges and horizontal surface is slightly less than the static slope angle of repose of material, makes material realize that under stopped status nature is locked.In addition, outside at vibration main box 5 connects a vibration excitor 9, described vibration excitor 9 is installed by motor fixing body 8 and is provided with, described vibration excitor 9 links to each other with vibration main box 5 by exciting vibration spring 7, the vibratory force that makes vibration excitor 9 during by exciting vibration spring 7 because the subresonance principle is amplified a lot of remaking after doubly is used on the vibration main box 5, partial spring in the exciting vibration spring 7 matches with spring balancing parts 6, makes motor fixing body 8 be in horizontality.In this example, described vibration excitor 9 is selected the controlled vibration excitor that the output disturbance forcies can online step-less adjustment, as Fig. 3, shown in Figure 4, described vibration excitor 9 comprises motor 31 and opens the parts 32 that shake with described motor output shaft bonded assembly, the described parts 32 that shake that open comprise the support 33 that is connected on the described output shaft, cylinder 34 is installed on the described support 33, described cylinder 34 is divided into two Room by piston 35, the first indoor biasing member 36 that biasing force is provided to described piston that is provided with, the end of second Room is provided with the gangway 37 of a fluid medium, and described gangway is connected with fluid control device 39 by the rotary joint 38 that is arranged on the center of turn.Isolation spring 10 is installed between described vibration main box 5 and support 11, and described isolation spring all is equipped with rubber pad in two ends about in the of 10, is used for protecting coal supply equipment.At the material inlet 3 and material outlet 12 places of described vibration main box 5, be provided with and be used for preventing that material dropping process from producing the dustproof of dust and being flexible coupling 4,14.
The described feeding device of present embodiment, arc 17, shake parts 18 of blanking plate 16 and biography are structure as a whole with vibration main box 5, vibration main box 5 organically links together with the feed bin 1 at top, relieving beam 2 is installed in feed bin 1 inner appropriate location, during work, open vibration excitor 9, the disturbance force of described vibration excitor 9 outputs acts on the vibration main box 5 after exciting vibration spring 7 amplifies, biography is shaken parts 18 with 5 vibrations of vibration main box, vibratory force is passed to the material of feed bin 1 bottom, the disturbance energy that vibratory force produces makes the loosening whereabouts of material, after blanking plate 16 falls into vibration main box 5, be sent to the material outlet 12 of bottom of vibration main box 5 by arc 17, material is sent to band conveyor 13 transmission equipments such as grade and is used for flowing to next step treatment facility thus.Controlled vibration excitor 9 can make the online step-less adjustment of feeding coal, utilizes the subresonance principle of exciting vibration spring 7 can make the vibration excitor 9 of low-power machine pass to the bigger disturbance force of vibration main box 5.Feeding device of the present utility model is simple in structure, and is maintenance free substantially, and blocking-proof result is good, need not gate, is a kind of anti-blocking efficiently feeding device, is applicable to large-scale charging gears such as coal supply system.
Obviously, the foregoing description only is for example clearly is described, and is not the qualification to embodiment.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here need not also can't give exhaustive to all embodiments.And conspicuous variation of being extended out thus or change still are among the protection domain of the utility model creation.
Claims (10)
1. feeding device, comprise feed bin, vibration main box and support, described feed bin is connected with described vibration main box by material inlet, described vibration main box inside is provided with the blanking plate that is used to make the material landing, the outside of described vibration main box is connected with a vibration excitor, described vibration main box is characterized in that by the sole plate supports setting: be provided with the biography that the extend into feed bin bottom correct position parts that shake at described blanking plate top.
2. feeding device according to claim 1 is characterized in that: the inside at described feed bin is provided with relieving beam, and described relieving beam level is across on the inwall that is arranged at feed bin.
3. feeding device according to claim 1 and 2 is characterized in that: the described biography parts that shake are upwards pyramidal structure, and described blanking plate is taper or wedge structure, and the cone angle of described pyramidal structure is less than the drift angle of described blanking plate.
4. feeding device according to claim 1 and 2, it is characterized in that: be provided with the arc that the material from described blanking plate landing is slipped to material outlet in the described vibration main box, the line of described arc lower edge and described blanking plate lower edge and the angle of horizontal surface are slightly less than the static slope angle of repose of material.
5. feeding device according to claim 4 is characterized in that: the lower edge of described arc is provided with the micro-adjuster of the radian that is used to regulate described arc.
6. feeding device according to claim 5, it is characterized in that: described micro-adjuster comprises angle steel, the vertical end of described angle steel is connected with the passive channel-section steel of described arc downside by fastener, and make the corner of described angle steel and the lower edge of described arc be close to setting, according to the needs at the horizontal ends angle of inclination of described angle steel the pad of suitable number is installed on described fastener.
7. according to claim 1 or 2 or 5 or 6 described feeding devices, it is characterized in that: described vibration excitor links to each other with the vibration main box by exciting vibration spring.
8. feeding device according to claim 7, it is characterized in that: described vibration excitor is the adjustable vibration excitor of output disturbance force, described vibration excitor comprises motor and opens the parts that shake with described motor output shaft bonded assembly, the described parts that shake that open comprise the support that is connected on the described output shaft, cylinder is installed on the described support, described cylinder is divided into two Room by piston, the first indoor biasing member that biasing force is provided to described piston that is provided with, the end of second Room is provided with the gangway of a fluid medium, and described gangway is connected with fluid control device by the rotary joint that is arranged on the center of turn.
9. according to claim 1 or 2 or 5 described feeding devices, it is characterized in that: between described vibration main box and the support isolation spring is installed, described isolation spring all is equipped with rubber pad in two ends up and down.
10. feeding device according to claim 1 and 2 is characterized in that: the material inlet of described vibration main box and material outlet place are provided with and are used for preventing that material dropping process from producing the dustproof of dust and being flexible coupling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020116205 CN201587681U (en) | 2010-02-11 | 2010-02-11 | Feeding equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020116205 CN201587681U (en) | 2010-02-11 | 2010-02-11 | Feeding equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201587681U true CN201587681U (en) | 2010-09-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201020116205 Expired - Fee Related CN201587681U (en) | 2010-02-11 | 2010-02-11 | Feeding equipment |
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| CN (1) | CN201587681U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103662863A (en) * | 2013-12-10 | 2014-03-26 | 鹤壁市煤化机械有限责任公司 | Novel side dump activation vibrator feeder |
-
2010
- 2010-02-11 CN CN 201020116205 patent/CN201587681U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103662863A (en) * | 2013-12-10 | 2014-03-26 | 鹤壁市煤化机械有限责任公司 | Novel side dump activation vibrator feeder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100922 Termination date: 20190211 |