CN210233376U - Fire-retardant wood production line - Google Patents
Fire-retardant wood production line Download PDFInfo
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- CN210233376U CN210233376U CN201920437244.4U CN201920437244U CN210233376U CN 210233376 U CN210233376 U CN 210233376U CN 201920437244 U CN201920437244 U CN 201920437244U CN 210233376 U CN210233376 U CN 210233376U
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Abstract
The utility model discloses a flame-retardant solid wood production line, which comprises a drying kiln and a dosing system, wherein the dosing system comprises a vacuum tank, a water circulation vacuum pump, a circulating water tank, a dosing pool and a wood pressure infiltration tank; the outlet of the drying kiln is provided with a track which is connected with a feed inlet of the wood pressure invasion tank of the drying kiln. The utility model discloses be convenient for fire-retardant wood dry and add the continuous of medicine processing and go on, improve the work efficiency of fire-retardant wood's production.
Description
Technical Field
The utility model relates to a wood working device, specifically speaking relate to a fire-retardant wood production line.
Background
In recent years, along with the development of wood science, the research on wood flame retardance has achieved a certain achievement, and some wood flame retardants appear in the market, but after the wood is treated by the flame retardants, the combustion characteristics of the wood are really changed, so that the wood is flame-retardant, antiseptic and resistant to biological insect pests, and meanwhile, once the wood is combusted, smoke is rarely generated, so that the requirements of ancient building wood structures on the performance of the wood are met, and the wood is basically not available in the market at present. The existing wood flame-retardant treatment method basically adopts a surface brushing method, can only improve the ignition point of a surface layer permeated with a flame retardant, and cannot prevent the combustion of an integral wood product at a continuous high temperature. The key factor is that there is not a complete fire retardant wood production line.
The production of the flame-retardant wood generally comprises three links of drying, adding a flame-retardant preparation and drying again, and the drying and the adding of the flame-retardant preparation are mainly designed separately, so that the continuous operation is not facilitated, the adding of the flame retardant is required to be carried out under certain pressure, and the integrated production equipment meeting the requirements is not available in the market at present.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a fire-retardant wood production line of work efficiency that is convenient for fire-retardant wood dry and add medicine processing work go on in succession, improves fire-retardant wood.
In order to solve the technical problem, the utility model discloses a technical scheme does: a flame-retardant solid wood production line comprises a drying kiln and a dosing system, wherein the dosing system comprises a vacuum tank, a water circulation vacuum pump, a circulation water tank, a dosing pool and a wood pressure infiltration tank; the wood pressure invasion tank is provided with a safety valve, an electronic pressure gauge and a common pressure gauge; the wood pressure invasion tank is connected with the vacuum tank through a first pipeline, and a first valve is arranged on the first pipeline; the vacuum tank is connected with the water circulation vacuum pump through a second pipeline; a second valve is arranged on the second pipeline; the circulating water tank is connected with the water circulating vacuum pump through a water inlet pipeline; the water circulation vacuum pump is connected with the circulation water tank through a return pipeline; the vacuum tank is provided with an emptying pipeline; an emptying valve is arranged on the emptying pipeline; the dosing tank is connected with the wood pressure invasion tank through a third pipeline; a third valve is arranged on the third pipeline; the wood pressure invasion tank is connected with a pressure pump through a fourth pipeline; a fourth valve is arranged on the fourth pipeline; the pressurizing pump is connected with the dosing pool through a fifth pipeline; a fifth valve is arranged on the fifth pipeline; the outlet of the drying kiln is provided with a track, and the track is connected with the drying kiln and a feed inlet of the wood pressure invasion tank.
Preferably, a water level meter is further arranged on the wood pressure infiltration tank.
Preferably, the dosing tank is arranged at the bottom of the wood pressure infusion tank.
Preferably, a support plate is arranged at the center of the top of the drying kiln, and the support plate is not in contact with two sides of the drying kiln; the supporting plate is provided with a supporting frame; a plurality of electric heating devices are uniformly distributed on one side of the supporting frame; the electric heating device is connected with the electric cabinet through a wire; the other side of the support frame opposite to the support frame is provided with a plurality of heat exchangers, wherein the heat exchangers are connected in series through pipelines; the heat exchanger is connected with a boiler through a gas pipeline; the air outlet end of the heat exchanger is connected with the water collecting tank through an air outlet pipeline; and a plurality of fans are arranged at the top of the drying kiln.
The utility model has the advantages that: the utility model discloses be convenient for fire-retardant wood dry and add the continuous of medicine processing work and go on, improve the work efficiency of fire-retardant wood's production, the control of being convenient for adds the pressure of medicine, do benefit to in the impregnated wood of liquid medicine.
Drawings
FIG. 1 is a schematic structural view of a fire-retardant solid wood production line of the present invention;
FIG. 2 is a schematic structural view of a drying kiln of the flame-retardant solid wood production line of the present invention;
fig. 3 is a sectional view a-a of fig. 2.
Detailed Description
The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
As shown in fig. 1 to 3, the utility model relates to a fire-retardant solid wood production line, which comprises a drying kiln 1 and a dosing system 2, wherein the drying kiln 1 is used for drying wood moisture, the dosing system is used for adding fire retardant, as shown in fig. 2, the dosing system 2 comprises a vacuum tank 21, a water circulation vacuum pump 22, a circulation water tank 23, a dosing pool 24 and a wood pressure invasion tank 25; the wood pressure invasion tank 25 is provided with a safety valve 251, an electronic pressure gauge 252 and a common pressure gauge 253; the wood pressure invasion tank 25 is connected with the vacuum tank 21 through a first pipeline 26, and a first valve 261 is arranged on the first pipeline 26; the vacuum tank 21 is connected with a water circulation vacuum pump 22 through a second pipeline 27; a second valve 271 is arranged on the second pipeline 27; the circulating water tank 23 is connected with a water circulating vacuum pump 22 through a water inlet pipeline 28; the water circulation vacuum pump 22 is connected with the circulation water tank 23 through a return pipeline 29; the vacuum tank 21 is provided with an evacuation pipe 211; an emptying valve 212 is arranged on the emptying pipeline 211; the dosing pool 24 is connected with a wood pressure infusion tank 25 through a third pipeline 4; a third valve 41 is arranged on the third pipeline 4; the wood pressure invasion tank 25 is connected with a pressure pump 6 through a fourth pipeline 5; a fourth valve 51 is arranged on the fourth pipeline 5; the booster pump 6 is connected with the dosing pool 24 through a fifth pipeline 7; a fifth valve 71 is arranged on the fifth pipeline 7; the outlet of the drying kiln 1 is provided with a track 3, and the track 3 is connected with the drying kiln 1 and the feed inlet of the wood pressure invasion tank 25. In order to facilitate the detection of the water level in the wood pressure impregnation tank 25, a water level gauge 254 is further provided on the wood pressure impregnation tank 25. In order to save space, the dosing tank 24 is placed at the bottom of the wood pressure impregnation tank 25.
As shown in fig. 3, the center of the top of the drying kiln 1 of the utility model is provided with a support plate 11, and the support plate 11 is not contacted with the two sides of the drying kiln 1; a support frame 12 is arranged on the support plate 11; a plurality of electric heating devices 13 are uniformly distributed on one side of the support frame 12; the electric heating device 13 is connected with the electric cabinet 14 through a lead; the other side of the support frame 12 opposite to the support frame is provided with a plurality of heat exchangers 15, wherein the heat exchangers 15 are connected in series with the heat exchangers 15 through pipelines; the heat exchanger 15 is connected with a boiler 17 through a gas transmission pipeline 16; the air outlet end of the heat exchanger 15 is connected with a water collecting tank 19 through an air outlet pipeline 18; the top of the kiln 1 is provided with a plurality of fans 20. The utility model discloses a drying kiln 1 dries timber through setting up the mode of electrical heating and boiler heating, can select to use electrical heating or boiler heating or the mode that both used simultaneously to dry timber as required when carrying out timber stoving, only need select the electrical drying when the last batch of timber meets the stoving time intercept and is not convenient for adopting the boiler on the same day, when meeting the power failure, can select the boiler to dry, make the stoving mode diversified, the operation flexibility of being convenient for to dry; the utility model discloses a fan is towards drying kiln drum air, utilizes the mode that the steam of electric heater unit and/or boiler passes through the heat exchanger, makes steam distribute in drying kiln, utilizes steam to carry out the drying to timber, because the distribution of steam is comparatively even, makes the temperature distribution in drying kiln comparatively even, and the degree of consistency of timber stoving is good; the fuel heated by the boiler is waste wood chips processed by wood or waste wood as fuel, so that the waste wood can be fully utilized, and partial electric energy is saved compared with single electric energy drying; the heat can release behind the heat exchanger steam, becomes water after the steam temperature reduces, through collecting hot water, with its leading-in boiler once more, can the cycle water, the water of saving drying.
The utility model discloses specifically work as follows:
1. selecting materials: selecting wood: too large cracking, too many wormholes and the like cannot be picked out by wood.
2. Stacking: the wood is piled up to be 1 meter high and 1 meter wide, each layer of wood is padded with wood strips of 20mm multiplied by 20mm, and one wood strip is added for every 80 cm.
3. Drying: the stacked wood is sent to a drying kiln by using a fork truck for drying, and the wood is kept with a certain water content (generally 14-16%) according to the wood requirement. After the wood is dried, the wood is taken out by using a fork-lift handle after the wood is naturally cooled.
4. Adding a fire retardant, comprising the steps of material loading, tank entering and door closing: and (3) loading the dried wood onto a material transporting vehicle by a forklift, feeding the material transporting vehicle into the wood pressure invasion tank 25 through the rail 3, and closing the tank door.
5. Starting up to carry out flame-retardant treatment
5.1 check each valve, liquid medicine: before starting up, checking whether each valve is closed, whether the liquid medicine of the medicament is enough, whether the concentration of the medicament reaches the standard, and adding the medicament for blending if the concentration is not enough;
5.2 checking water level: checking whether the water level of the circulating water tank is higher than the return pipe (50mm), and if the water level of the circulating water tank is lower than the return pipe, adding water into the circulating water tank to exceed the return pipe (50 mm);
5.3 Pre-vacuum: opening the first valve 261 and the second valve 271, closing the evacuation valve 212, the third valve 41, the fourth valve 51 and the fifth valve 71, starting the water circulation vacuum pump 22, and waiting for the pressure gauge 253 to display that the pressure reaches-0.08 MPa;
5.4 imbibition: when the vacuum reaches-0.08 MPa, the third valve 41 is opened to automatically suck liquid, so that the liquid level of the water level gauge 254 reaches 1.4 m. When the liquid level reaches 1.4 m, the water circulation vacuum pump 22 is turned off, and the second valve 271 is simultaneously closed;
5.5 vacuum time-delay extract: when the pointer of the ordinary pressure gauge 253 is not moved, the third valve 41 is closed, and the fourth valve 51 and the fifth valve 71 are opened (the booster pump 6 can be started by the negative pressure extract);
5.6 recovery of atmospheric pressure: opening the evacuation valve 212 to restore atmospheric pressure until the common pressure gauge 253 becomes zero;
5.7 pressurized fluid infusion: starting the booster pump 6 to replenish the liquid until the valve 212 is emptied of running water;
5.8, pressurization: when the emptying valve 212 runs water, the first valve 261 is closed (when the emptying valve 212 is strictly closed during pressurization), liquid pressurization is carried out, the pressure is increased to the pressure (1.5MPa) required by the product, and the pressure of the electronic pressure gauge 252 is kept at the pressure (1.5MPa) value until the time required by the wood; (when the set pressure value is exceeded, the electronic pressure gauge 252 automatically controls the switch to cut off the power supply of the pressure pump 6);
5.9 pressure relief: when the time required by the flame-retardant treatment pressure-maintaining filling liquid reaches the time required by the wood, closing the pressure pump 6, and slowly opening the third valve 41 for pressure relief (exhausting air firstly) until the pressure gauge returns to zero;
5.10 liquid drainage: after the pressure gauge returns to zero, the first valve 261 is opened for ventilation (the atmospheric pressure at the upper part of the wood pressure invasion tank 25 is kept balanced with the outside), and the third valve 41 discharges liquid until the liquid level of the water level gauge returns to zero;
5.11 after the liquid level water gauge is reset to zero, the wood pressure invasion tank 25 is opened, and the flame-retardant wood on the material transporting vehicle is pulled out.
6. Drying: taking down the wood from the material conveying vehicle loaded with the flame-retardant wood and conveying the wood into a drying kiln 1 for drying; and (5) recovering the moisture content of the dried wood to the moisture content before flame retardance.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is to be accorded the full scope of the claims.
Claims (4)
1. A flame-retardant solid wood production line comprises a drying kiln (1) and a dosing system (2), and is characterized in that the dosing system (2) comprises a vacuum tank (21), a water circulation vacuum pump (22), a circulation water tank (23), a dosing pool (24) and a wood pressure impregnation tank (25); a safety valve (251), an electronic pressure gauge (252) and a common pressure gauge (253) are arranged on the wood pressure invasion tank (25); the wood pressure invasion tank (25) is connected with the vacuum tank (21) through a first pipeline (26), and a first valve (261) is arranged on the first pipeline (26); the vacuum tank (21) is connected with the water circulation vacuum pump (22) through a second pipeline (27); a second valve (271) is arranged on the second pipeline (27); the circulating water tank (23) is connected with the water circulating vacuum pump (22) through a water inlet pipeline (28); the water circulation vacuum pump (22) is connected with the circulation water tank (23) through a return pipeline (29); the vacuum tank (21) is provided with an emptying pipeline (211); an emptying valve (212) is arranged on the emptying pipeline (211); the dosing pool (24) is connected with the wood pressure infusion tank (25) through a third pipeline (4); a third valve (41) is arranged on the third pipeline (4); the wood pressure invasion tank (25) is connected with a pressure pump (6) through a fourth pipeline (5); a fourth valve (51) is arranged on the fourth pipeline (5); the booster pump (6) is connected with the dosing pool (24) through a fifth pipeline (7); a fifth valve (71) is arranged on the fifth pipeline (7); the export of drying kiln (1) is equipped with track (3), track (3) are connected the feed inlet of drying kiln (1) and timber pressure invasion jar (25).
2. The production line of fire-retardant solid wood according to claim 1, characterized in that the wood pressure impregnation tank (25) is further provided with a water level gauge (254).
3. The fire retardant solid wood production line of claim 1, wherein the dosing tank (24) is placed at the bottom of the wood pressure impregnation tank (25).
4. The production line of fire-retardant solid wood according to claim 1, characterized in that a support plate (11) is arranged at the center of the top of the drying kiln (1), and the support plate (11) is not in contact with two sides of the drying kiln (1); a support frame (12) is arranged on the support plate (11); a plurality of electric heating devices (13) are uniformly distributed on one side of the support frame (12); the electric heating device (13) is connected with the electric cabinet (14) through a lead; a plurality of heat exchangers (15) are arranged on the other side of the support frame (12) opposite to each other, wherein the heat exchangers (15) are connected in series with the heat exchangers (15) through pipelines; the heat exchanger (15) is connected with a boiler (17) through a gas transmission pipeline (16); the air outlet end of the heat exchanger (15) is connected with a water collecting tank (19) through an air outlet pipeline (18); the top of the drying kiln (1) is provided with a plurality of fans (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920437244.4U CN210233376U (en) | 2019-04-02 | 2019-04-02 | Fire-retardant wood production line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920437244.4U CN210233376U (en) | 2019-04-02 | 2019-04-02 | Fire-retardant wood production line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210233376U true CN210233376U (en) | 2020-04-03 |
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ID=69967262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920437244.4U Expired - Fee Related CN210233376U (en) | 2019-04-02 | 2019-04-02 | Fire-retardant wood production line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210233376U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111570191A (en) * | 2020-05-20 | 2020-08-25 | 三门峡职业技术学院 | Novel flame-retardant wear-resistant building material |
-
2019
- 2019-04-02 CN CN201920437244.4U patent/CN210233376U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111570191A (en) * | 2020-05-20 | 2020-08-25 | 三门峡职业技术学院 | Novel flame-retardant wear-resistant building material |
| CN111570191B (en) * | 2020-05-20 | 2021-11-05 | 三门峡职业技术学院 | Flame-retardant wear-resistant building material |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200403 |
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| CF01 | Termination of patent right due to non-payment of annual fee |