CN104690791A - Wood interior micro-blasting device - Google Patents
Wood interior micro-blasting device Download PDFInfo
- Publication number
- CN104690791A CN104690791A CN201310656970.2A CN201310656970A CN104690791A CN 104690791 A CN104690791 A CN 104690791A CN 201310656970 A CN201310656970 A CN 201310656970A CN 104690791 A CN104690791 A CN 104690791A
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- China
- Prior art keywords
- cylinder
- piston
- piston cylinder
- micro
- blasting device
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
- B27K5/00—Treating of wood not provided for in groups B27K1/00, B27K3/00
- B27K5/007—Treating of wood not provided for in groups B27K1/00, B27K3/00 using pressure
- B27K5/008—Supercritical or high pressure fluids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
- B27K2240/00—Purpose of the treatment
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Forests & Forestry (AREA)
- Chemical And Physical Treatments For Wood And The Like (AREA)
- Actuator (AREA)
Abstract
The invention relates to a wood interior micro-blasting device, which comprises a pressure relief port equipped high pressure cylinder (A) for accommodating wood and a piston cylinder (C). The device is characterized in that: the high pressure cylinder (A) and the piston cylinder (C) are connected by a pressure relief cylinder (B), the pressure relief cylinder (B) wall near the pressure relief port is provided with an exhaust hole (4), the pressure relief cylinder (B) is internally provided with a cover plate (3) able to seal and open the pressure relief port; and the piston rod of the piston cylinder (C) stretches into the pressure relief cylinder (B) and is in fixed connection with the cover plate (3). As the high pressure cylinder and the piston cylinder are connected by the pressure relief cylinder for pressure relief, and the pressure relief cylinder is internally provided with the cover plate able to seal and open the pressure relief port, during pressure relief, the cover plate moves and is applied with a pushing force by the piston rod of the piston cylinder, the pressure relief speed is fast, the piston movement is stable, and the blasting effect is good.
Description
Technical field
The present invention relates to a kind of micro-blasting device inside lumber, particularly relate to and a kind ofly will be placed on the micro-blasting device inside lumber carrying out explosion in high pressure cylinder.
Background technology
Timber is that the connection between them depends on pitpair again by size, the shape tissue different with structure and cellularity, and therefore, whether tissue, cell and pitpair be penetrating, is the comparatively key factor affecting timber transparent performance and Wooden modifying.What general this micro-blasting device inside lumber related to is under the maintenance physical and mechanical property of timber itself and the condition of complete appearance, by the abrupt release of wood internal gases at high pressure and partial high pressure water, high velocity air is externally gone out from wood internal, dredge the tissue of wood internal, cell and pitpair, destroy the structure of torus, thus sufficient improved wood transparent performance.
Authorization Notice No. is that the Chinese utility model patent description of CN201143711Y discloses a kind of micro-blasting device inside lumber, comprise cylinder body, drive end bearing bracket, rear end cap, dividing plate, piston, drive end bearing bracket is fixed on cylinder body by fastening bolt, rear end cap is also fixed on cylinder body by fastening bolt, dividing plate is had in cylinder body, dividing plate has centre bore, cylinder wall there is Quick air-discharge hole, piston can move in cylinder body, and with damping hole, front and back position is limited by dividing plate and rear end cap, and port is stamped in rear end, is connected with air compressor machine and air bleeding valve.Cylinder body divides left and right two chambeies, is separated by dividing plate.Left chamber is working chamber, for timber pressurization, is in sealing state during work; Right chamber is piston cylinder, and built-in piston is used to open or close the working chamber on the left side, can realize filling gases at high pressure to working chamber by the damping hole of piston centre.Its operation principle is: for realizing wood internal micro-explosion, and wood internal first must be made to produce high pressure.Timber to be placed in closed container for this reason, gases at high pressure are filled with in container, after pressurize certain hour, the gas pressure in the pressure of wood internal and container is made to reach balance, wood internal pressure raises, and then opened instantaneously by container, internal gas discharges fast, pressure reduces, and timber completes the process of micro-explosion under the effect of inside and outside differential pressure.
Although said apparatus operability is good, cost is low, demolition effect is good, during release, it is promoted by the gases at high pressure in high pressure cylinder that piston moves right, but when micro-explosion device volumetric ratio is larger, need enough large piston to coordinate release to ensure demolition effect, due to the larger and Heavy Weight of piston, make piston traveling speed slow, and the application point of impulsive force is different, sometimes piston is difficult to ensure stable motion, affects demolition effect.
Summary of the invention
Technical problem to be solved by this invention is to provide the micro-blasting device inside lumber that a kind of piston movement is steady, demolition effect is good.
For solving the problems of the technologies described above, the technical scheme that the present invention uses is: a kind of micro-blasting device inside lumber, comprises the high pressure cylinder with relief port, the piston cylinder for holding timber; Wherein: be connected with between described high pressure cylinder and piston cylinder and unload pressure cylinder, the position that this barrel unloading pressure cylinder closes on relief port offers steam vent, and this unloads in pressure cylinder and is provided with the salable cover plate with opening this relief port; The piston rod of piston cylinder stretches into and unloads in pressure cylinder and be fixedly connected with cover plate.
As a modification of the present invention, wherein, described piston cylinder unloads the end winding support that pressure cylinder is connected have electromagnet with described, and the piston of piston cylinder is fixed with iron block.
As a further improvement on the present invention, wherein, the air inlet of described piston cylinder and gas outlet are opened on the afterbody end cap of piston cylinder.
As a further improvement on the present invention, wherein, the piston rod of described piston cylinder runs through the afterbody end cap of piston cylinder slidably.
Improve as another kind of the present invention, wherein, the afterbody of described piston cylinder is also connected with auxiliary piston cylinder, and the afterbody end cap of this piston cylinder offers auxiliary exhaust mouth, and the piston of auxiliary piston cylinder can be supported and seal this auxiliary exhaust mouth.
As a further improvement on the present invention, wherein, the air inlet of described auxiliary piston cylinder and gas outlet are opened on auxiliary piston cylinder afterbody end cap.
As a further improvement on the present invention, wherein, the piston rod of described piston cylinder runs through described auxiliary piston cylinder slidably, and the piston of this auxiliary piston cylinder slidably and be hermetically set on this piston rod.
As a further improvement on the present invention, wherein, the piston rod of described piston cylinder runs through described auxiliary piston cylinder slidably, and the piston of this auxiliary piston cylinder is hermetically fixed on this piston rod.
As a further improvement on the present invention, wherein, the position that the barrel of described auxiliary piston cylinder closes on described piston cylinder offers auxiliary exhaust ports.
As a further improvement on the present invention, wherein, described high pressure cylinder is provided with gases at high pressure import.
As a further improvement on the present invention, wherein, mutually seal between described cover plate with described relief port on the face contacted and be fixed with sealing gasket.
As a further improvement on the present invention, wherein, mutually sealing the face contacted between described cover plate with described relief port is inclined-plane.
The present invention compared with prior art, due to be connected between high pressure cylinder with piston cylinder be used for release unload pressure cylinder, unload in pressure cylinder and be provided with salable and open the cover plate of this relief port; When release, cover plate moves by the piston rod additional thrust of piston cylinder, and release speed is fast, and piston movement is steady, demolition effect good.
Accompanying drawing explanation
Fig. 1 is the structure cross-sectional schematic of a kind of the first embodiment of micro-blasting device inside lumber of the present invention.
Fig. 2 is the structure cross-sectional schematic that the first embodiment of a kind of micro-blasting device inside lumber of the present invention starts depressurization phase.
Fig. 3 is the structure cross-sectional schematic of the first embodiment depressurization phase of a kind of micro-blasting device inside lumber of the present invention.
Fig. 4 is the structure cross-sectional schematic of a kind of micro-blasting device inside lumber the second of the present invention embodiment.
Fig. 5 is the structure cross-sectional schematic of a kind of micro-blasting device inside lumber the second of the present invention embodiment depressurization phase.
Detailed description of the invention
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is further described:
Refer to Fig. 1, a kind of the first embodiment of micro-blasting device inside lumber of the present invention, comprise high pressure cylinder A, unload pressure cylinder B, piston cylinder C, auxiliary piston cylinder D.
High pressure cylinder A needs the timber of micro-explosion for holding, cylinder body is provided with gases at high pressure import 2, and two ends are respectively charging aperture and relief port; One end of charging aperture is provided with quick operating valve 1, quick operating valve 1 sealed feed inlet after high pressure cylinder A put into by timber, and this quick operating valve 1 adopts the conventional door that can open and close sealing fast; One end of relief port is provided with the salable cover plate 3 with opening this relief port, and after cover plate 3 and quick operating valve 1 seal this high pressure cylinder A two ends, form airtight high pressure chest in high pressure cylinder A, the timber be placed in high pressure cylinder A is immersed in gases at high pressure; After timber soaks certain hour, when needing to carry out explosion, open cover plate 3 fast, gas in high pressure cylinder A drops to normal pressure instantaneously, and having the structures such as torus can not decline fast and be in high pressure conditions in the tissue of wood internal, cell and pitpair, such inside and outside differential pressure is large and form blast action.Cover plate 3 is fixed with sealing gasket with mutually sealing between relief port on the face that contacts; Certainly, cover plate 3 can be inclined-plane with mutually sealing the face contacted between relief port, improves sealing effectiveness.
Unloading pressure cylinder B is connected on the cylinder body of high pressure cylinder A, cover plate 3 is slidably disposed on this and unloads in pressure cylinder B, the position that the barrel unloading pressure cylinder B closes on relief port offers steam vent 4, and when relief port opened by cover plate 3, the gases at high pressure in high pressure cylinder A are discharged to the external world from this steam vent 4.
Unload pressure cylinder B tail end and connect piston cylinder C, the piston rod of piston cylinder C stretches into and unloads in pressure cylinder 2 and be fixedly connected with cover plate 3; The afterbody of piston cylinder C is also connected with auxiliary piston cylinder D, and the afterbody end cap 8 of this piston cylinder C offers auxiliary exhaust mouth, and the piston 10 of auxiliary piston cylinder D can be supported and seal this auxiliary exhaust mouth, the sealing of piston 10 and afterbody end cap 8; The air inlet 11 of auxiliary piston cylinder D and gas outlet 13 are opened on auxiliary piston cylinder D afterbody end cap; The piston rod 12 of piston cylinder C runs through auxiliary piston cylinder D slidably, and the piston 10 of this auxiliary piston cylinder D slidably and be hermetically set on this piston rod 12.Certainly, the piston 10 of this auxiliary piston cylinder D also can hermetically be fixed on this piston rod.
In order to accelerate the release speed in the right chamber of piston cylinder C, the position closing on described piston cylinder C at the barrel of auxiliary piston cylinder D offers auxiliary exhaust ports 9.
Refer to Fig. 1 to Fig. 3, the course of work of the present invention is described:
As shown in Figure 1: put into high pressure cylinder A by needing the timber of micro-explosion, close quick operating valve 1, sealing timber import, close the gas outlet 13 of auxiliary piston cylinder D, open air inlet 11 and input gases at high pressure, the piston 10 of auxiliary piston cylinder D is moved to the left the auxiliary exhaust mouth on the afterbody end cap 8 of closed piston cylinder C, the air inlet 7 of piston cylinder C passes into gases at high pressure, promote piston 6 to be moved to the left, and then be moved to the left by piston rod promotion cover plate 3, the relief port of sealed high pressure cylinder A, then the air inlet 2 opening high pressure cylinder A is filled with gases at high pressure in high pressure cylinder A, until the pressure that technique needs.
When timber is soaked certain hour by gases at high pressure in high pressure cylinder A, after wood internal air pressure being reached balance with high-pressure gas pressure, as shown in Figures 2 and 3, close the air inlet 2 of high pressure cylinder A, the air inlet 7 of piston cylinder C, the air inlet 11 of auxiliary piston cylinder D, open gas outlet 13 and discharge gases at high pressure in auxiliary piston cylinder D, the piston 10 of auxiliary piston cylinder D moves right, simultaneously, the air inlet 5 of piston cylinder C passes into gases at high pressure, the cylinder inner high voltage gas of piston cylinder C right-hand member is from the auxiliary exhaust mouth the afterbody end cap 8 of piston cylinder C, auxiliary exhaust ports 9 is discharged, pressure declines fast, promote piston 6 to move right, and then moved right by piston rod promotion cover plate 3, the relief port of high pressure cylinder A is opened fast, gases at high pressure in high pressure cylinder A are fast from the relief port of high pressure cylinder A, the steam vent 4 unloaded on the barrel of pressure cylinder B is discharged to the external world, timber in high pressure cylinder A completes the process of micro-explosion under the effect of inside and outside differential pressure.
Refer to Fig. 4 and Fig. 5, a kind of micro-blasting device inside lumber the second of the present invention embodiment, compared with the first embodiment above-mentioned, the second embodiment comprises high pressure cylinder A, unloads pressure cylinder B, piston cylinder C, do not comprise the auxiliary piston cylinder D in the first embodiment, piston cylinder C with unload the end winding support that pressure cylinder B is connected and have, the piston 6 of piston cylinder C is fixed with iron block 61, the air inlet 11 of piston cylinder C and gas outlet 12 are opened on the afterbody end cap of piston cylinder C, and the piston rod 12 of piston cylinder C runs through the afterbody end cap of piston cylinder C slidably.When pressurizeing to high pressure cylinder A, electromagnet 5 is energized and produces electromagnetic force, held by iron block 61 on piston 6, piston rod 12 promotes to be moved to the left by piston 6, and then is moved to the left by piston rod promotion cover plate 3, the relief port of sealed high pressure cylinder A, closed in A chamber, meanwhile, the gas outlet 12 of piston cylinder C is closed, air inlet 11 passes into a certain amount of compressed air, as buffering during in order to being vented.When carrying out release to high pressure cylinder A, electromagnet 5 power-off, electromagnetic force disappears, cover plate 3 promotes to the right by the gases at high pressure in high pressure cylinder A, promote piston 6 by piston rod 12 to move right, gases at high pressure in high pressure cylinder A are fast from the relief port of high pressure cylinder A, the steam vent 4 unloaded on the barrel of pressure cylinder B is discharged to the external world, timber in high pressure cylinder A completes the process of micro-explosion under the effect of inside and outside differential pressure, simultaneously, the air inlet 11 of piston cylinder C is closed, gas outlet 12 is opened, piston 6 moves right fast, air in piston cylinder C is compressed, play cushioning effect, the effect regulating buffer size can be reached by the size adjusting gas port 12.
Claims (10)
1. a micro-blasting device inside lumber, comprises the high pressure cylinder (A) with relief port, the piston cylinder (C) for holding timber; It is characterized in that: be connected with between described high pressure cylinder (A) and piston cylinder (C) and unload pressure cylinder (B), the position that this barrel unloading pressure cylinder (B) closes on relief port offers steam vent (4), and this unloads in pressure cylinder (B) and is provided with the salable cover plate (3) with opening this relief port; The piston rod of piston cylinder (C) stretches into and unloads in pressure cylinder (2) and be fixedly connected with cover plate (3).
2. a kind of micro-blasting device inside lumber according to claim 1, is characterized in that: described piston cylinder (C) unloads the end winding support that pressure cylinder (B) is connected have electromagnet (5) with described, and the piston (6) of piston cylinder (C) is fixed with iron block (61).
3. a kind of micro-blasting device inside lumber according to claim 2, is characterized in that: the air inlet of described piston cylinder (C) and gas outlet are opened on the afterbody end cap of piston cylinder (C).
4. a kind of micro-blasting device inside lumber according to claim 2, is characterized in that: the piston rod of described piston cylinder (C) runs through the afterbody end cap of piston cylinder (C) slidably.
5. a kind of micro-blasting device inside lumber according to claim 1, it is characterized in that: the afterbody of described piston cylinder (C) is also connected with auxiliary piston cylinder (D), the afterbody end cap (8) of this piston cylinder (C) offers auxiliary exhaust mouth, and the piston (10) of auxiliary piston cylinder (D) can be supported and seal this auxiliary exhaust mouth.
6. a kind of micro-blasting device inside lumber according to claim 5, is characterized in that: the air inlet (11) of described auxiliary piston cylinder (D) and gas outlet (13) are opened on auxiliary piston cylinder (D) afterbody end cap.
7. a kind of micro-blasting device inside lumber according to claim 5, it is characterized in that: the piston rod of described piston cylinder (C) runs through described auxiliary piston cylinder (D) slidably, the piston (10) of this auxiliary piston cylinder (D) slidably and be hermetically set on this piston rod.
8. a kind of micro-blasting device inside lumber according to claim 5, it is characterized in that: the piston rod of described piston cylinder (C) runs through described auxiliary piston cylinder (D) slidably, and the piston (10) of this auxiliary piston cylinder (D) is hermetically fixed on this piston rod.
9. a kind of micro-blasting device inside lumber according to claim 5, is characterized in that: the position that the barrel of described auxiliary piston cylinder (D) closes on described piston cylinder (C) offers auxiliary exhaust ports (9).
10. a kind of micro-blasting device inside lumber according to any one of claim 1 to 9, is characterized in that: described cover plate (3) is fixed with sealing gasket with mutually sealing between described relief port on the face that contacts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310656970.2A CN104690791B (en) | 2013-12-06 | 2013-12-06 | Micro-blasting device inside lumber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310656970.2A CN104690791B (en) | 2013-12-06 | 2013-12-06 | Micro-blasting device inside lumber |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104690791A true CN104690791A (en) | 2015-06-10 |
| CN104690791B CN104690791B (en) | 2016-08-17 |
Family
ID=53338537
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310656970.2A Expired - Fee Related CN104690791B (en) | 2013-12-06 | 2013-12-06 | Micro-blasting device inside lumber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104690791B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110856987A (en) * | 2018-08-22 | 2020-03-03 | 东北林业大学 | Pressure conversion is quick and convenient SLS wood-plastic composite material aftertreatment device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2434479Y (en) * | 2000-07-14 | 2001-06-13 | 李福建 | Magnetic driving piston |
| US20040061085A1 (en) * | 2002-09-25 | 2004-04-01 | Sidler Hans Jorg | Device for protection against explosions in pipe-line |
| CN201776816U (en) * | 2010-08-17 | 2011-03-30 | 上海伟佳家具有限公司 | Steam blasting processing device |
| CN102873727A (en) * | 2012-10-11 | 2013-01-16 | 北京林业大学 | Micro-blasting device within timber |
| CN203636933U (en) * | 2013-12-06 | 2014-06-11 | 北京林业大学 | Micro-explosion device in wood |
-
2013
- 2013-12-06 CN CN201310656970.2A patent/CN104690791B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2434479Y (en) * | 2000-07-14 | 2001-06-13 | 李福建 | Magnetic driving piston |
| US20040061085A1 (en) * | 2002-09-25 | 2004-04-01 | Sidler Hans Jorg | Device for protection against explosions in pipe-line |
| CN201776816U (en) * | 2010-08-17 | 2011-03-30 | 上海伟佳家具有限公司 | Steam blasting processing device |
| CN102873727A (en) * | 2012-10-11 | 2013-01-16 | 北京林业大学 | Micro-blasting device within timber |
| CN203636933U (en) * | 2013-12-06 | 2014-06-11 | 北京林业大学 | Micro-explosion device in wood |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110856987A (en) * | 2018-08-22 | 2020-03-03 | 东北林业大学 | Pressure conversion is quick and convenient SLS wood-plastic composite material aftertreatment device |
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| Publication number | Publication date |
|---|---|
| CN104690791B (en) | 2016-08-17 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| 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: 20160817 Termination date: 20161206 |