CN201579092U - Rotary-box grinder for civilian use - Google Patents
Rotary-box grinder for civilian use Download PDFInfo
- Publication number
- CN201579092U CN201579092U CN2009200949618U CN200920094961U CN201579092U CN 201579092 U CN201579092 U CN 201579092U CN 2009200949618 U CN2009200949618 U CN 2009200949618U CN 200920094961 U CN200920094961 U CN 200920094961U CN 201579092 U CN201579092 U CN 201579092U
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- Prior art keywords
- crush box
- hollow shaft
- main shaft
- box
- pulverizer
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Abstract
The utility model relates to a rotary-box grinder for civilian use, which comprises a crushing box, a limiting spring, an air inlet course, a feeding hoper, a discharging port, a plug-board, a feeding port, a screen, a hammer, a rotor, a main shaft, a hollow shaft, a belt, a belt pulley, a motor, a stand, a hollow shaft bearing, a bearing seat (or a shaft sleeve) and a main shaft bearing. The crushing box is arranged on the stand through the hollow shaft which is concentric with the rotor and the hollow shaft bearing as well as the bearing seat (or the shaft sleeve), the leftwards-rightwards swinging of the crushing box relatively to the stand is realized through the limiting spring which is arranged at two sides of the crushing box and is connected with the stand, and at the same time the crushing box air inlet course can accelerate the successful passing of the material through the screen meshes. The rotary-box grinder is applicable to the coarse powder or micro powder of grain, meals, chisel and all materials which can be ground, and can be used for the grinding of the granularity of 0.35 to 8.0 mm. The rotary-box grinder is widely applicable to the civil culturing farms and the processing and grinding of small-sized grain and feed.
Description
Technical field
The utility model relates to a kind of pulverizer, the civilian pulverizer of a kind of specifically rotary box type, the field that it mainly is used to grind fodder by plant among the people, raiser.
Background technology
Civilian pulverizer commonly used at present all is horizontal hammer crusher, and top is feed hopper, and the bottom is a discharging opening, and the rotor that has hammer leaf is fixed in the crush box that the sieve sheet is housed, and crush box is fixed on the support.Material enters crush box from the feed hopper of pulverizer, by the hammer leaf of rotation at a high speed, after material smashed, voluntarily by the sieve sheet, reaches the purpose of pulverizing less than the material of sieve aperture.The shortcoming of this pulverizer is that material forms easily circulation in crush box, follow rotor and move in a circle, and the bed of material can not stir, and part does not reach the sieve sheet less than the material of sieve aperture, can't discharge.Because the high speed rotor rotated makes and is formed centrally negative pressure in the crush box, because feed hopper is full of material, charging aperture is sealed fully by material, does not have air intake passage in the pulverizing chamber, central negative pressure can only flow backwards to replenish by the sieve aperture air again.Back draught has stoped material by the sieve sheet, has reduced the sieve aperture utilization rate again, so crush efficiency is low, even sieve occurs sticking with paste and suppresses the car phenomenon.
At the problem of above-mentioned existence, the at present domestic research that does not also have about this respect.
Summary of the invention
The objective of the invention is to provide a kind of can making to be in the crush box that free air-flow is gone into, the bed of material can stir, sieve can not occur sticking with paste and to suppress car phenomenon, the civilian pulverizer of rotary box type simple in structure, easy to maintenance, that crush efficiency is high.
The object of the present invention is achieved like this, this pulverizer comprises support, discharging opening, hollow shaft, crush box, plate and charging aperture, feed hopper, air inlet duct, the sieve sheet, hammer leaf, rotor main shaft, belt and belt pulley, motor, limit spring, the described crush box that has a hammer leaf is arranged on the support by the hollow shaft of rotor main shaft both sides, rotor main shaft is embedded in the hollow shaft, the sieve sheet is set in the crush box to be fixed with crush box, two limit spring are arranged on the crush box both sides and link to each other with support, be provided with above the described crush box and have charging aperture, the feed hopper of air inlet duct, be provided with discharging opening below, be arranged on belt and belt pulley on the support, motor is connected with rotor main shaft.
Described crush box is fixed by dish end and crush box on the hollow shaft that is arranged on the rotor main shaft both sides, and axle head is arranged on the support by hollow shaft bearing and bearing block (hollow shaft bearing and bearing block can replace with axle sleeve); And rotor main shaft is embedded in the interior circle of the axle head of hollow shaft by main shaft bearing, and two limit spring are arranged on the crush box both sides and link to each other with support.
Described air inlet duct is that the side strickle by feed hopper is provided with interlayer and forms air flue, side of opening suitable for reading in feed hopper, and end opening is opened in charging aperture.
Such scheme has changed the normal domestic pulverizer does not have air inlet duct for air inlet duct is arranged; Fixedly crush box is the turn crush box.At present, the feed hopper of all civilian pulverizers all is the casing of a bucket shape or pinch shape, does not have the interlayer air channel.Crush box also all is to be fixed into one with support, does not have relative motion.And the civilian pulverizer of rotary box type not only is provided with air inlet duct on feed hopper, also pass through two hollow shaft sleeves on the main shaft both sides, empty reel end and pulverizing chamber are fixed, axle head is connected with support with bearing and bearing block (or axle sleeve), thereby in the fact that has guaranteed to realize under crush box and the concentric situation of main shaft that crush box can turn with respect to support.
Advantage and good effect are as follows:
1, efficient height: the civilian pulverizer of rotary box type has overcome other pulverizers does not have air to enter crush box, bed of material circulation and the shortcoming of not stirring, this machine by crush box drive the sieve sheet about sieve fast, the bed of material after the pulverizing is constantly stirred, material less than sieve aperture contacts the sieve sheet as early as possible, air inlet duct replenishes internal pressure rapidly simultaneously, increases the strength of material by sieve aperture, thereby makes material smoothly by the sieve sheet.Pulverizing speed and production efficiency have been improved greatly.Crush efficiency can improve more than 50%.
Rotary box type civilian pulverizer production performance index and comparison
| The pulverizer classification | The civilian pulverizer of rotary box type | General pulverizer |
| Sieve sheet aperture (mm) | 2.0 | 2.0 |
| Output (T/h) | 1.13 | 0.66 |
Annotate: more than be crushing maize, moisture≤14%, active force is the test index of 3.0kw.It is investigated that all pulverizers do not reach this index at present.
2, save electric energy: because the civilian pulverizing function of rotary box type makes material less than sieve aperture as early as possible by the sieve sheet, thereby avoided repeating to impact, sticking with paste phenomenon such as sieve, especially for high-moisture or differential material, effect is very obvious.Can save energy more than 40%.
Rotary box type pulverizer capability of energy dissipation and comparison
| The pulverizer classification | The civilian pulverizer of rotary box type | General pulverizer |
| Sieve sheet aperture (mm) | 2.0 | 2.0 |
| Single ton of consumption (kw*h/T) | 2.66 | 4.44 |
Annotate: more than be crushing maize, moisture≤14%, active force is the test index of 3.0kw.It is investigated that all pulverizers do not reach this index at present.
3, simple in structure, easy to operate, fault rate is low, easy maintenance: it is the center swing with the main shaft that this machine just makes crush box by two hollow shafts, install, in debugging and the operation and general pulverizer basic identical, without any specific (special) requirements.Because crush box is concentric with main shaft, in any case swing, hammer leaf can not got to the sieve sheet again, and paste sieves, suppresses the car phenomenon, does not break down substantially, changes sieve sheet, hammer leaf and is very easy to operate yet.
4, this machine is suitable for the meal or the differential of cereals, puffed soybean, bran and the material that all can be pulverized, and can carry out the pulverizing of φ 0.35-φ 8.0mm granularity.Be widely used in the small-sized grain at civilian plant, family, the pulverizing of feed processing.
Description of drawings
Fig. 1 is the civilian pulverizer overall structure of a rotary box type schematic diagram.
Fig. 2 is that the utility model B is to the projection structure schematic diagram
Fig. 3 is the local structure for amplifying schematic diagram in the utility model A place.
Fig. 4 amplifies another kind of embodiment structural representation for the utility model A place is local.
The specific embodiment
Shown in accompanying drawing: by accompanying drawing 1, shown in 2: this pulverizer comprises support 1, discharging opening 2, hollow shaft 3, crush box 4, plate and charging aperture 5, feed hopper 6, air inlet duct 7, sieve sheet 8, hammer leaf 9, rotor main shaft 10, belt and belt pulley 11, motor 12, limit spring 13, the described crush box 4 that has a hammer leaf 9 is arranged on the support 1 by the hollow shaft 3 of rotor main shaft 10 both sides, rotor main shaft 10 is embedded in the hollow shaft 3, sieve sheet 8 is set in the crush box 4 fixing with crush box 4, two limit spring 13 are arranged on crush box 4 both sides and link to each other with support 1, be provided with above the described crush box 4 and have charging aperture 5, the feed hopper 6 of air inlet duct 7, be provided with discharging opening 2 below, be arranged on belt and belt pulley 11 on the support 1, motor 12 is connected with rotor main shaft 10.
Shown in accompanying drawing 3: described crush box 4 is fixing with crush box 4 by the dish end on the hollow shaft 3 that is arranged on rotor main shaft 10 both sides 14, and axle head 15 is arranged on the support 1 by hollow shaft bearing 16 and bearing block 17 (shown in Figure 4: hollow shaft bearing 16 and bearing block 17 can replace with axle sleeve 19); And rotor main shaft 10 is embedded in the interior circle of the axle head 15 of hollow shaft 3 by main shaft bearing 18.Like this, by two limit spring 13 that crush box 4 both sides link to each other with support 1 are set, realize crush box 4 guarantee with the concentric situation of rotor main shaft 10 under be center of circle turn with the main shaft and realize that crush box drives the process that swing of sheet with respect to support 1 of sieving.
Described air inlet duct 7 is that the side strickle by feed hopper 6 is provided with interlayer and forms air flue, suitable for reading opening in the side of feed hopper 6, and end opening is opened in charging aperture 5.Guarantee to be full of under the situation of material, also can have air to enter in the crush box 4 at feed hopper 6.
Operation principle is after motor 12 is opened, and the rotation of rotor banding animal material makes crush box 4 to a lateral movement by frictional force, rebounds under the effect of limit spring 13, so is concatenated to form high-frequency and back and forth sieves.Make the bed of material touch sieve and constantly stirred behind the sheet 8, make material less than sieve aperture, stirred nexine rapidly again, pulverize again, reach the purpose of quick pulverizing greater than the material of sieve aperture smoothly by sieve sheet 8.Air enters the crush box center by air inlet duct 7 simultaneously, and then discharges by sieve sheet 8, forms draft, drives material and discharges pulverizer smoothly.Particularly evident for high-moisture and micro mist material effect.
Because the function of sieve pendulum about these facility have under the bump of sieve sheet, has changed the force direction that is subjected to of the bed of material, has promptly overcome the formation of circulation, and the bed of material is stirred, and increases less than the chance of sieve aperture material by the sieve sheet.Under distinguished and admirable effect, take away the material that adheres to sieve aperture simultaneously.Make sieve aperture constantly obtain cleaning.Enhance productivity the purpose of saves energy thereby reached.
Because crush box 4 is concentric with rotor 10, so no matter how it swings, hammer leaf 9 can not break sieve sheet 8 again.Limit spring 13 plays the effect of damping again simultaneously, thereby noise is very low.Overcome the perishable sieve sheet of other vibrating pulverizers, the shortcoming that noise is big.
Production procedure:
1, after the rigging up and debugging, start main frame 12, crush box 4 is a center of circle high speed swinging with main shaft 10 under the effect of limit spring 13.
2, slowly open material-feeding plugboard, make the material in the feed hopper 6 evenly flow into crush box, treat that pulverizer pulverizes heavy and fixing The attracted numbers when not vexed of sound.This moment, pulverizer reached high efficiency.
3, after material enters pulverizer, under hitting, pulverized the hammer leaf 9 of rotation at a high speed, the mixing bed of material after the pulverizing is approaching sieve sheet 8 under action of centrifugal force, material less than sieve aperture passes through sieve sheet 8 smoothly under distinguished and admirable effect, being stirred nexine greater than the material of sieve aperture rapidly under the effect of swing repeats to impact, avoid hindering sieve aperture, thereby can not produce paste sieve phenomenon.And improved production efficiency greatly, saved the consumption of electric energy.
Claims (4)
1. civilian pulverizer of rotary box type, it is characterized in that: this pulverizer comprises support (1), discharging opening (2), hollow shaft (3), crush box (4), plate and charging aperture (5), feed hopper (6), air inlet duct (7), sieve sheet (8), hammer leaf (9), rotor main shaft (10), belt and belt pulley (11), motor (12), limit spring (13), the described crush box (4) that has hammer leaf (9) is arranged on the support (1) by the hollow shaft (3) of rotor main shaft (10) both sides, rotor main shaft (10) is embedded in the hollow shaft (3), sieve sheet (8) is set in the crush box (4) fixing with crush box (4), two limit spring (13) are arranged on crush box (4) both sides and link to each other with support (1), be provided with above the described crush box (4) and have charging aperture (5), the feed hopper (6) of air inlet duct (7), be provided with discharging opening (2) below, be arranged on belt and belt pulley (11) on the support (1), motor (12) is connected with rotor main shaft (10).
2. the civilian pulverizer of a kind of rotary box type according to claim 1, it is characterized in that: described crush box (4) is fixing by dish end (14) on the hollow shaft (3) that is arranged on rotor main shaft (10) both sides and crush box (4), and axle head (15) is arranged on the support (1) by hollow shaft bearing (16) and bearing block (17); And rotor main shaft (10) is embedded in the interior circle of the axle head (15) of hollow shaft (3) by main shaft bearing (18), and two limit spring (13) are provided with crush box (4) both sides and link to each other with support (1).
3. the civilian pulverizer of a kind of rotary box type according to claim 1, it is characterized in that: described air inlet duct (7) is that the side strickle by feed hopper (6) is provided with interlayer and forms air flue, suitable for reading opening in the side of feed hopper (6), end opening is opened in charging aperture (5).
4. the civilian pulverizer of a kind of rotary box type according to claim 2 is characterized in that: described hollow shaft bearing (16) and the available axle sleeve of bearing block (17) (19) replace.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200949618U CN201579092U (en) | 2009-12-09 | 2009-12-09 | Rotary-box grinder for civilian use |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200949618U CN201579092U (en) | 2009-12-09 | 2009-12-09 | Rotary-box grinder for civilian use |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201579092U true CN201579092U (en) | 2010-09-15 |
Family
ID=42721083
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200949618U Expired - Fee Related CN201579092U (en) | 2009-12-09 | 2009-12-09 | Rotary-box grinder for civilian use |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201579092U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103934062A (en) * | 2014-03-28 | 2014-07-23 | 马宏旭 | Shaft tube type crusher without bearing bushes |
| CN103949315A (en) * | 2014-05-21 | 2014-07-30 | 林双凤 | Bran stirrer |
-
2009
- 2009-12-09 CN CN2009200949618U patent/CN201579092U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103934062A (en) * | 2014-03-28 | 2014-07-23 | 马宏旭 | Shaft tube type crusher without bearing bushes |
| CN103934062B (en) * | 2014-03-28 | 2015-12-09 | 马宏旭 | Without bearing shell shaft tube type disintegrating machine |
| CN103949315A (en) * | 2014-05-21 | 2014-07-30 | 林双凤 | Bran stirrer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100915 Termination date: 20121209 |