CN212493955U - Wood chip stone remover - Google Patents
Wood chip stone remover Download PDFInfo
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- CN212493955U CN212493955U CN202021319635.5U CN202021319635U CN212493955U CN 212493955 U CN212493955 U CN 212493955U CN 202021319635 U CN202021319635 U CN 202021319635U CN 212493955 U CN212493955 U CN 212493955U
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Abstract
The utility model discloses a wood chip stone remover, wherein the top of the right side of a hard sundries bin in the stone remover is provided with a feed inlet, a blanking hopper is arranged above the feed inlet, the right side of the hard sundries bin is provided with an air inlet I which is close to the feed inlet, and the bottom of the hard sundries bin is provided with a discharge outlet I; the upper part of the left side of the hard sundries bin is communicated with the upper part of the right side of the pure wood chip bin, an adjustable partition plate is arranged at the communication position, and a discharge hole II is formed in the bottom of the pure wood chip bin; the lower extreme of the perpendicular passageway of T type garrulous end passageway is connected with the air outlet in pure chip storehouse, and the right-hand member of horizontal passageway is equipped with air intake II and is equipped with air regulation valve in II departments of air intake, and the left end of horizontal passageway is connected with cyclone's pan feeding mouth, and centrifugal blower is connected to the extraction opening at cyclone top, and cyclone's bottom is equipped with discharge gate III. The wood chip stone remover applies mechanical and aerodynamic principles to thoroughly separate wood chips, scraps thereof and hard impurities in the wood chip stone remover to obtain pure wood chips, and the separation effect is good.
Description
Technical Field
The utility model belongs to the technical field of the wood chip edulcoration, concretely relates to wood chip stone remover.
Background
The wood chips are important raw materials for artificial boards (fiber boards and shaving boards) and paper making, the wood chips need to enter a defibrator for grinding to prepare fibers or enter a flaker for shaving, various hard objects such as stones, screws, nuts and the like are often entrained in the wood chips for various reasons, and once the hard objects enter the defibrator or the flaker, the grinding sheets of the defibrator or the fly blades of the flaker are damaged, so that the production equipment is seriously damaged, and the production efficiency and the economic benefit of enterprises are directly influenced. At present, artificial boards and paper making enterprises have no effective solution to the problem of hard sundries carried in wood chips. In order to reduce equipment loss and improve production efficiency, artificial board enterprises and paper making enterprises urgently need to solve the problem that hard sundries are carried in wood chip raw materials, namely an effective and practical equipment is urgently needed to remove the hard sundries in the wood chips.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a wood chip stone remover to the unsatisfactory scheduling problem of wood chip and the debris separation effect of smuggleing secretly that exists among the prior art.
In order to achieve the above purpose, the technical solution of the present invention is as follows:
a wood chip stone remover comprises a hard sundries bin, a pure wood chip bin, a T-shaped powder channel, a cyclone separator and a centrifugal blower; a feeding hole is formed in the top of the right side of the hard sundries bin, a discharging hopper of raw wood chips is arranged above the feeding hole, an air inlet I which is close to the feeding hole is formed in the upper portion of the right side of the hard sundries bin, an air door is arranged on the air inlet I, and a discharging hole I is formed in the bottom of the hard sundries bin; the upper part of the left side of the hard sundries bin is communicated with the upper part of the right side of the pure wood chip bin, and an adjustable partition plate is arranged at the communication position; an air outlet is formed in the top of the left side of the pure wood chip bin, and a discharge hole II is formed in the bottom of the pure wood chip bin; t type garrulous end passageway is including the perpendicular passageway and the horizontal passageway that are linked together, the upper end of erecting the passageway is connected the below of horizontal passageway, the lower extreme of erecting the passageway with the air outlet in pure chip storehouse is connected, the right-hand member of horizontal passageway is equipped with air intake II and is equipped with air regulation valve in II departments of air intake, the left end and the pan feeding mouth of cyclone of horizontal passageway are connected, the extraction opening at cyclone top is connected centrifugal blower, cyclone's bottom is equipped with discharge gate III.
The utility model discloses explain further, hopper bottom is equipped with the wood chip flow valve down.
The utility model discloses explain further, be equipped with ejection of compact rotary valve I on the discharge gate I.
The utility model discloses explain further, be equipped with ejection of compact rotary valve II on the discharge gate II.
The utility model discloses explain further, be equipped with ejection of compact commentaries on classics valve III on the discharge gate III.
The utility model discloses in, hard sundries storehouse and pure wood chip storehouse are linked together and are formed the passageway of air current circulation, and under centrifugal blower's effect, thereby the air current of I department of air intake flows to hard sundries storehouse and pure wood chip storehouse in proper order and flows out from the air outlet and separates hard sundries and wood chip. The adjustable partition plates are arranged at the communicating positions of the pure wood chip bin and the hard impurity bin, the communicating caliber of the communicating positions can be adjusted, the inclination of the adjustable partition plates can also be adjusted, the adjustable implementation mode can adopt the conventional technical means in the pure mechanical field (for example, a rotatable hinged part is arranged at the connecting position of the side plates of the pure wood chip bin and the hard impurity bin, a through hole for installing the adjustable partition plates is formed in the hinged part, and the like), and the conventional technical means which can be electrically controlled in the electromechanical field can also be adopted. Similarly, the utility model provides an air door, air regulation valve, wood chip flow valve, ejection of compact change valve I, the ejection of compact change valve II, the ejection of compact changes valve III etc. and can adopt mechanical valve, also can adopt automatically controlled valve, chooses for use according to the actual demand in production scene.
The utility model discloses further explain, use this wood chip stone remover to carry out wood chip and debris separation method, including following step:
the method comprises the following steps: starting a centrifugal blower in the wood chip stone remover to enable a hard sundry bin and a pure wood chip bin to obtain negative pressure air flow, and respectively adjusting an air door and an air volume adjusting valve to enable the air flow speed in the stone remover to be higher than the suspension speed of wood chip powder carried by the wood chips, lower than the suspension speed of the pure wood chips and lower than the suspension speed of the hard sundries;
step two: adjusting the speed of feeding raw wood chips into the lower hopper, adjusting the position of the adjustable partition plate and observing the separation effect to obtain the optimal air flow speed and the flow rate of the raw wood chips;
step three: hard impurities are thrown to a hard impurity bin under the action of air flow and then are discharged through a discharge port I and then transported, pure wood chips are thrown to a pure wood chip bin by the air flow and then are discharged through a discharge port II and transported to a qualified wood chip bin, wood chip dust is carried by the air flow and enters a cyclone separator through a dust channel to be recovered, and the wood chip dust is discharged through a discharge port III and then transported to a heat energy center to serve as fuel.
The utility model discloses application machinery and aerodynamic principle utilize the poor principle of air current suspension velocity promptly, thereby has the quality poor to make separately to have different air current suspension velocity and separate according to wood chip and hard sundries, reaches the purpose of separating out from the wood chip with stereoplasm debris such as stone. The utility model discloses an among the wood chip stone remover, adjust the air velocity of air intake I and air intake II for the air velocity that forms among the wood chip stone remover is higher than the suspension velocity of the wood chip bits of broken bits that the log piece carried, is less than the suspension velocity of pure wood chip, is lower in the suspension velocity of hard debris. When the log chips enter the chip stone remover through the discharge hopper, the chip powder is carried by the airflow to enter the cyclone separator through the powder channel to be recycled as the heat energy center fuel because the chip powder is light in weight and has a suspension speed lower than the airflow speed of the chip stone remover; the suspension speed of the pure wood chips is slightly higher than the air flow speed, so the pure wood chips cannot be taken away by the air flow and fall into a pure wood chip bin of the wood chip stone remover, and then the pure wood chips are discharged from a discharge port II and transferred to a qualified wood chip bin for later use; and because the suspension velocity of the hard impurities such as stones is higher than the air velocity in the wood chip stone remover and higher than the suspension velocity of the pure wood chips, the hard impurities are dropped into a hard impurity bin in the wood chip stone remover, and then are periodically discharged through a discharge port I and transferred for treatment, thereby realizing the separation of the hard impurities in the wood chips.
The utility model discloses the beneficial effect who has as follows:
1. the utility model discloses application machinery and aerodynamic principle separate wood chip and garrulous end and hard debris in wood chip stone remover, can thoroughly separate all hard debris and wood chip garrulous end from the log piece, obtain pure wood chip, and the separation is effectual.
2. The utility model discloses a wood chip stone remover reduces damage, improvement production efficiency, reduction in production cost of defibrator and flaker to wood-based plate and paper mill enterprise and has important meaning.
Drawings
Fig. 1 is a schematic structural view of the wood chip stone remover of the present invention.
Wherein, each icon and the corresponding part name are as follows:
1-raw wood chips, 2-a blanking hopper, 3-a wood chip flow valve, 4-an air inlet I, 5-an air door, 6-a hard sundry bin, 7-a discharge rotary valve I, 8-an adjustable partition plate, 9-a discharge rotary valve II, 10-a pure wood chip bin, 11-T-shaped scrap passage, 12-an air volume adjusting valve, 13-a discharge rotary valve III, 14-a cyclone separator and 15-a centrifugal blower.
Detailed Description
The following non-limiting detailed description of the present invention is provided in connection with the preferred embodiments and accompanying drawings.
Example 1:
as shown in fig. 1, the wood chip stone remover comprises a hard impurity bin 6, a pure wood chip bin 10, a T-shaped crumble channel 11, a cyclone separator 14 and a centrifugal blower 15;
a feeding hole is formed in the top of the right side of the hard sundries bin 6, a discharging hopper 2 of raw wood chips 1 is arranged above the feeding hole, an air inlet I4 close to the feeding hole is formed in the right side of the hard sundries bin 6, an air door 5 is arranged on the air inlet I4, and a discharging hole I is formed in the bottom of the hard sundries bin 6;
the upper part of the left side of the hard sundries bin 6 is communicated with the upper part of the right side of the pure wood chip bin 10, and an adjustable partition plate 8 is arranged at the communication position; an air outlet is formed in the top of the left side of the pure wood chip bin 10, and a discharge hole II is formed in the bottom of the pure wood chip bin 10; t type garrulous end passageway 11 is including the perpendicular passageway and the horizontal passageway that are linked together, the upper end of erecting the passageway is connected the below of horizontal passageway, the lower extreme of erecting the passageway with the air outlet in pure chip storehouse 10 is connected, and the right-hand member of horizontal passageway is equipped with air intake II and is equipped with air regulation valve 12 in II departments of air intake, the left end of horizontal passageway is connected with cyclone 14's pan feeding mouth, centrifugal blower 15 is connected to the extraction opening at cyclone 14 top, and cyclone 14's bottom is equipped with discharge gate III.
The method for separating hard impurities by using the wood chip stone remover comprises the following steps:
the method comprises the following steps: starting a centrifugal blower 15 in the wood chip stone remover to enable a hard sundry bin 6 and a pure wood chip bin 10 to obtain negative pressure air flow, and respectively adjusting an air door 5 and an air quantity adjusting valve 12 to enable the air flow speed of the wood chip stone remover to be higher than the suspension speed of wood chip powder carried by the raw wood chips 1, lower than the suspension speed of the pure wood chips and lower than the suspension speed of hard sundries;
step two: adjusting the speed of feeding raw wood chips 1 into the lower hopper 2, adjusting the position of the adjustable partition plate 8 and observing the separation effect to obtain the optimal air flow speed and the flow rate of the raw wood chips 1;
step three: hard impurities are thrown to the hard impurity bin 6 under the action of air flow and then are discharged through the discharge port I and then transported, pure wood chips are thrown to the pure wood chip bin 10 through the air flow and then are discharged through the discharge port II and transported to a qualified wood chip bin, wood chip dust is carried by the air flow and enters the cyclone separator 14 through the dust channel to be recycled, and the wood chip dust is discharged through the discharge port III and then transported to a heat energy center to serve as fuel.
The utility model discloses application machinery and aerodynamic principle utilize the poor principle of air current suspension velocity promptly, thereby has the quality poor to make separately to have different air current suspension velocity and separate according to wood chip and hard sundries, reaches the purpose of separating out from the wood chip with stereoplasm debris such as stone. The utility model discloses an among the wood chip stone remover, adjust the air velocity of air intake I4 and air intake II for the air velocity that forms among the wood chip stone remover is higher than the suspension velocity of the wood chip bits of broken bits that log piece 1 carried, is less than the suspension velocity of pure wood chip, is lower in the suspension velocity of hard debris. When raw wood chips 1 enter the wood chip stone remover through the discharge hopper 2, because the wood chip powder is light in weight and has a suspension speed lower than the air flow speed of the wood chip stone remover, the wood chip powder is carried by the air flow to enter the cyclone separator 14 through the powder passage to be recovered as heat energy central fuel; the suspension speed of the pure wood chips is slightly higher than the air flow speed, so the pure wood chips cannot be taken away by the air flow and fall into the pure wood chip bin 10 of the wood chip stone remover, and then the pure wood chips are discharged from the discharge port II and transferred to a qualified wood chip bin for later use; and because the suspension velocity of the hard impurities such as stones is higher than the air velocity in the wood chip stone remover and higher than the suspension velocity of the pure wood chips, the hard impurities are dropped into a hard impurity bin 6 in the wood chip stone remover, and then are periodically discharged through a discharge port I and transferred for treatment, thereby realizing the separation of the hard impurities in the wood chips.
Example 2:
this example differs from example 1 in that: and a wood chip flow valve 3 is arranged at the bottom of the discharging hopper 2.
Example 3:
this example differs from example 1 in that: and a discharging rotary valve I7 is arranged on the discharging port I.
Example 4:
this example differs from example 1 in that: and a discharging rotary valve II 9 is arranged on the discharging port II.
Example 5:
this example differs from example 1 in that: and a discharging rotary valve III 13 is arranged on the discharging port III.
Finally, it should be pointed out that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it. Although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (5)
1. A wood chip stone remover is characterized by comprising a hard sundries bin (6), a pure wood chip bin (10), a T-shaped crumble channel (11), a cyclone separator (14) and a centrifugal blower (15);
a feeding hole is formed in the top of the right side of the hard sundries bin (6), and a discharging hopper (2) of the raw wood chips (1) is arranged above the feeding hole; an air inlet I (4) which is close to the feed inlet is formed in the upper portion of the right side of the hard sundries bin (6), and an air door (5) is arranged on the air inlet I (4); a discharge port I is formed in the bottom of the hard sundries bin (6);
the upper part of the left side of the hard sundries bin (6) is communicated with the upper part of the right side of the pure wood chip bin (10), and an adjustable partition plate (8) is arranged at the communication position; an air outlet is formed in the top of the left side of the pure wood chip bin (10); a discharge hole II is formed in the bottom of the pure wood chip bin (10);
the T-shaped powder crushing channel (11) comprises a vertical channel and a transverse channel which are communicated; the upper end of the vertical channel is connected below the transverse channel, and the lower end of the vertical channel is connected with an air outlet of the pure wood chip bin (10); the right end of the transverse channel is provided with an air inlet II, an air volume adjusting valve (12) is arranged at the position of the air inlet II, the left end of the transverse channel is connected with a feeding port of a cyclone separator (14), an air suction port at the top of the cyclone separator (14) is connected with a centrifugal blower (15), and a discharge port III is arranged at the bottom of the cyclone separator (14).
2. The wood chip stone remover according to claim 1, characterized in that the bottom of the lower hopper (2) is provided with a wood chip flow valve (3).
3. The wood chip stone remover according to claim 1, wherein the discharge port I is provided with a discharge rotary valve I (7).
4. The wood chip stone remover according to claim 1, wherein a discharge rotary valve II (9) is arranged on the discharge port II.
5. The wood chip stone remover according to claim 1, characterized in that a discharge rotary valve (13) is arranged on the discharge port III.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021319635.5U CN212493955U (en) | 2020-07-08 | 2020-07-08 | Wood chip stone remover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021319635.5U CN212493955U (en) | 2020-07-08 | 2020-07-08 | Wood chip stone remover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212493955U true CN212493955U (en) | 2021-02-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021319635.5U Active CN212493955U (en) | 2020-07-08 | 2020-07-08 | Wood chip stone remover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212493955U (en) |
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2020
- 2020-07-08 CN CN202021319635.5U patent/CN212493955U/en active Active
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