CN210361757U

CN210361757U - Production boiling device for fiberboard

Info

Publication number: CN210361757U
Application number: CN201920634744.7U
Authority: CN
Inventors: 方祖鸿; 刘池伟; 赵红阳; 郭海涛
Original assignee: Fuyang Dake New Materials Co ltd
Current assignee: Fuyang Dake New Materials Co ltd
Priority date: 2019-05-06
Filing date: 2019-05-06
Publication date: 2020-04-21
Anticipated expiration: 2029-05-06

Abstract

The utility model relates to the technical field of fiberboard production equipment, and discloses a cooking device for producing fiberboard, which comprises an electric heating water tank and a cooking box body, wherein the top end of the electric heating water tank is communicated with a steam main pipe, the steam main pipe is provided with a steam valve, the end part of the steam main pipe is connected with steam branch pipes at three different horizontal positions through a four-way joint, the right end part of each steam branch pipe passes through the left side wall of the cooking box body to enter the inside of the cooking box body, the end parts of the steam branch pipes positioned in the cooking box body are all connected with steam discharging pipes, and the steam discharging pipes are uniformly provided with a plurality of air outlet holes with upward openings; the utility model discloses the advantage of direct cooking and indirect cooking has concurrently simultaneously for the inside grease content of timber after cooking effectively reduces, improves the bonding effect of timber and agglutinant, can not cause the destruction of saw-dust fibrous layer because of high temperature liquid's long-time cooking moreover, makes the fibreboard of preparation better in the performance in the aspect of the intensity hardness, and it is more applicable to the cooking of fibreboard saw-dust.

Description

Production boiling device for fiberboard

Technical Field

The utility model belongs to the technical field of the fiberboard production and processing equipment, concretely relates to production boiling device for fiberboard.

Background

The fiberboard is also named as a density board, which is an artificial board made of wood fiber or other plant cellulose fiber as a raw material and urea formaldehyde resin or other suitable adhesives. The fiberboard has the advantages of uniform material, small longitudinal and transverse strength difference, difficult cracking and the like, so the market demand is large.

In the fiberboard processing and production process, an adhesive needs to be added for bonding and compacting, the wood chips of the tree residues contain partial grease, and if the grease in the wood chips cannot be removed, the bonding effect of the whole fiberboard can be greatly influenced, so that the wood chips before bonding are cooked to reduce the grease content in the wood, improve the bonding effect of the wood and the adhesive, simultaneously keep the natural luster of the wood and increase the plasticity of the wood. However, the existing wood cooking mainly includes two forms of direct cooking and indirect cooking, wherein the direct cooking is wood impregnation heating cooking, and the indirect cooking is cooking by introducing hot steam into the wood. Although both methods can be used for cooking wood, the advantages and the disadvantages of the two methods are obvious. Although wood impregnation heating can effectively remove grease in wood, long-time heating can damage fiber layers of the wood and affect wood quality, and hot steam is introduced for cooking to protect wood fibers from being damaged, but the grease cannot be effectively removed. Therefore, in view of the above problems, it is an object of the present invention to provide a cooking apparatus for manufacturing fiberboard that can solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a cooking device for producing fiber boards is provided to solve the problem existing in the wood cooking process.

The utility model discloses a realize through following technical scheme:

a cooking device for producing fiberboard comprises an electric heating water tank and a cooking box body, wherein the top end of the electric heating water tank is communicated with a main steam pipe, the steam main pipe is provided with a steam valve, the end part of the steam main pipe is connected with three steam branch pipes at different horizontal positions through a four-way joint, the right end part of each steam branch pipe penetrates through the left side wall of the cooking box body to enter the cooking box body, the end parts of the steam branch pipes positioned in the cooking box body are connected with steam drain pipes, a plurality of air outlet holes with upward openings are uniformly arranged on the steam discharge pipe, the lower end of the electric heating water tank is communicated with a water pipe, the water pipe is connected with a water pump, the end part of the water pipe penetrates through the upper end of the rear side surface of the cooking box body and enters the cooking box body, the end part of the water pipe positioned in the cooking box body is connected with a water distribution pipe, and the water distribution pipe is positioned right above the three steam branch pipes;

the utility model discloses a cooking box, including cooking box, pan feeding mouth, sealing door, slide rail, drawing frame, the inside metal mesh that is provided with of drawing frame, the pan feeding mouth that is provided with three not co-altitude department of cooking box leading flank, the outside of pan feeding mouth all is provided with the sealing door through the hinge rotation, all be provided with the handle on the sealing door, be located be provided with the slide rail on the cooking box inner wall of pan feeding mouth high department, the slip is provided with the drawing frame on the slide rail.

As a further improvement of the technical scheme, a liquid level detector is arranged on the side wall of the cooking box body below the steam exhaust pipe at the lowest end, an air pressure adjusting pipe is further arranged at the top end of the cooking box body, an electromagnetic valve is arranged on the air pressure adjusting pipe, a pressure gauge is arranged on the side edge of the air pressure adjusting pipe, and a controller is further arranged on the outer surface of the right side of the cooking box body.

As a further improvement of the technical scheme, a fragment collecting tank is arranged at the bottom end of the cooking box body, and a water outlet is formed in the fragment collecting tank.

As a further improvement of the technical scheme, the pore diameters of the metal nets on the three drawing frames from top to bottom are sequentially reduced.

As a further improvement of the above technical solution, a handle made of a heat insulating material is provided on an outer side surface of the pull frame.

As a further improvement of the technical scheme, the water distribution pipe is composed of a transverse pipe and a vertical pipe which are criss-cross, and water outlets of the water distribution pipe are arranged downwards.

Has the advantages that: compared with the prior art, through combining the impregnation heating and cooking and letting in the advantage that hot steam cooks the dual mode, through heating the inside liquid of box to the electrical heating water tank, then let in hot steam inside the cooking box, utilize the water pump to extract hot water and evenly spill down from the top of cooking the box simultaneously and on waiting the saw-dust of cooking, not only can effectively get rid of the grease in the saw-dust, but also can not lead to the fact destruction to the wood fiber layer, protected ligneous quality. In addition, the material can be rapidly fed and taken through the arranged drawing frame, and the wood chips can be more comprehensively steamed and boiled by high-temperature steam through the three layers of arrangement; the controller, the pressure gauge, the electromagnetic valve and the liquid level detector are arranged, so that the inside of the steaming box body can be automatically controlled, and the practicability is higher.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic view of the internal plane structure of the present invention;

FIG. 3 is a schematic perspective view of a drawing frame of the present invention;

fig. 4 is a schematic view of a plane structure of the middle water distributor of the present invention.

The system comprises 1-an electric heating water tank, 2-a cooking box body, 3-a steam main pipe, 4-a steam valve, 5-a four-way joint, 6-a steam branch pipe, 7-a steam exhaust pipe, 8-an air outlet hole, 9-a water pipe, 10-a water pump, 11-a water distribution pipe, 12-a sealing door, 13-a handle, 14-a slide rail, 15-a drawing frame, 16-a metal net, 17-a liquid level detector, 18-an air pressure adjusting pipe, 19-an electromagnetic valve, 20-a controller, 21-a chip collecting tank, 22-a water outlet, 23-a handle and 24-a pressure gauge.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

As shown in fig. 1-4, a cooking device for producing fiberboard comprises an electric heating water tank 1 and a cooking box body 2, wherein the top end of the electric heating water tank 1 is communicated with a steam main pipe 3, the steam main pipe 3 is provided with a steam valve 4, the end part of the steam main pipe 3 is connected with steam branch pipes 6 at three different horizontal positions through a four-way joint 5, the right end part of each steam branch pipe 6 penetrates through the left side wall of the cooking box body 2 to enter the inside of the cooking box body, the end parts of the steam branch pipes 6 positioned inside the cooking box body 2 are all connected with steam exhaust pipes 7, a plurality of air outlet holes 8 with upward openings are uniformly arranged on the steam exhaust pipes 7, and the above components are basic structures for realizing hot steam cooking. The lower extreme intercommunication of electrical heating water tank 1 has water pipe 9, is connected with water pump 10 on the water pipe 9, and the tip of water pipe 9 passes and cooks 2 trailing flank's upper end entering and cooks 2 insides of box, and the water pipe end connection that is located 2 insides of box that cooks has water distributor 11, the utility model provides a water distributor 11 comprises criss-cross violently pipe and standpipe, and its outlet all sets up downwards, and water distributor 11 is located three steam branch 6 directly over, and water pump 10 spills the hot water extraction of 1 inside of electrical heating water tank to on the saw-dust from water distributor 11 whereabouts, can realize spraying liquid more comprehensively and play the effect that the flooding heated was cooked.

Meanwhile, the front side surface of the cooking box body 2 is provided with three feeding ports (not shown in the figure) with different heights, the outer sides of the feeding ports are respectively provided with a sealing door 12 through a hinge in a rotating mode, the sealing doors 12 are respectively provided with a handle 13, the inner wall of the cooking box body 2 at the height of the feeding ports is provided with a sliding rail 14, the sliding rail 14 is provided with a drawing frame 15 in a sliding mode, the outer side surface of the drawing frame 15 is provided with a handle 23 made of heat insulating materials, the drawing is convenient to take out quickly when materials are taken, a metal net 16 is arranged inside the drawing frame 15, the hole diameters of the metal net 16 on the three drawing frames 15 from top to bottom are sequentially reduced, and sawdust washed by hot water can be reduced and fall into the bottom of. When this boiling box was got the material at the blowing, opened sealing door 12 to take out pull frame 15, on the saw-dust that will wait to cook was put into the metal mesh 16 of pull frame 15 again, then closed sealing door with pull frame 15, owing to set up in the three not co-altitude position department of boiling box 2, and steam calandria 7 just in time is located the metal mesh 16 below, can guarantee that the saw-dust obtains abundant high temperature vapor's boiling effect.

In addition, a liquid level detector 17 is arranged on the side wall of the cooking box body 2 below the steam exhaust pipe 7 at the lowest end and used for detecting the amount of hot water which is scattered from the water distribution pipe 11, an air pressure adjusting pipe 18 is further arranged at the top end of the cooking box body 2, an electromagnetic valve 19 is arranged on the air pressure adjusting pipe 18, a pressure gauge 24 is arranged on the side edge of the air pressure adjusting pipe 18, a controller 20 is further arranged on the outer surface of the right side of the cooking box body 2, and when the pressure value read from the air pressure gauge 24 is too large, the electromagnetic valve 19 can be opened through the adjusting controller 20 to exhaust partial hot water steam, so that safety is. It is also possible to provide a chip collection groove 21 at the bottom end of the cooking chamber 2 and a drain opening 22 at the chip collection groove 21, and when fine wood chips fall into the chip collection groove 21 under the washing of hot water, the drain opening 22 is opened to discharge the chips together with the waste liquid.

The utility model discloses a concrete implementation is used:

the utility model discloses when cooking the saw-dust of three surplus objects of forest, open three sealing door 12 earlier, take out the pull frame 15 in the pan feeding mouth, put bold saw-dust in top pull frame 15, the saw-dust of fritter is put in two pull frames 15 in the below, puts and pushes three pull frame 15 after neatly to close sealing door 12.

Then start the inside heater of system electrical heating water tank 1, heat the inside liquid of electrical heating water tank 1, when inside liquid boils, open steam valve 4, hot steam gets into from three steam branch pipe 6 through four-way connection 5 and cooks 2 insidely, carry out high temperature water vapor to the saw-dust on three drawing frame 15 and cook, open water pump 10 simultaneously, in the high temperature liquid suction water distribution pipe 11 of water pipe 9 with the inside electrical heating water tank 1, then spill on the saw-dust of upper strata side pull frame 15 through water distribution pipe 11, then on dripping into two following drawing frame 15's saw-dust under with flowing down again, the effect of the impregnation heating cooking has been realized.

In addition, the pressure value of the cooking chamber 2 can be read at any time by the pressure gauge, and then the control unit 20 opens the solenoid valve 19 to discharge a part of the steam to ensure the safety of the whole apparatus, and the fragments falling by the washing can be deposited in the fragment collecting tank 21, and then opens the water discharge port 22 to discharge the waste water together with the fragments.

The utility model discloses the advantage of direct cooking and indirect cooking has concurrently simultaneously for the inside grease content of timber after cooking effectively reduces, improves the bonding effect of timber and agglutinant, can not cause the destruction of saw-dust fibrous layer because of high temperature liquid's long-time cooking moreover, makes the fibreboard of preparation better in the performance in the aspect of the intensity hardness, and it is more applicable to the cooking of fibreboard saw-dust.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a production is cooking device for fibreboard, includes electrical heating water tank (1) and cooking box (2), its characterized in that: the top intercommunication of electrical heating water tank (1) has steam to be responsible for (3), steam is responsible for and is provided with steam valve (4) on (3), the tip that steam was responsible for (3) is connected with steam branch pipe (6) of three different horizontal position department through four-way connection (5), the right-hand member portion of every steam branch pipe (6) passes boiling box (2) left side wall and gets into inside the boiling box, be located steam branch pipe (6) tip of boiling box (2) inside all is connected with steam calandria (7), evenly be provided with a plurality of ascending ventholes of opening (8) on the steam calandria (7), electrical heating water tank (1) lower extreme intercommunication has water pipe (9), be connected with water pump (10) on water pipe (9), the upper end that the tip of water pipe (9) passed boiling box (2) trailing flank gets into inside boiling box (2), the end part of the water pipe positioned in the cooking box body (2) is connected with a water distribution pipe (11), and the water distribution pipe (11) is positioned right above the three steam branch pipes (6);

the utility model discloses a cooking box, including cooking box (2), pan feeding mouth, sealing door (12) are all provided with through the hinge rotation in the outside of pan feeding mouth, all be provided with handle (13) on sealing door (12), be located be provided with slide rail (14) on the cooking box (2) inner wall of pan feeding mouth high department, it is provided with pull frame (15) to slide on slide rail (14), pull frame (15) inside is provided with metal mesh (16).

2. The cooking device for producing the fiberboard of claim 1, wherein a liquid level detector (17) is arranged on the side wall of the cooking box body (2) below the steam exhaust pipe (7) at the lowest end, an air pressure adjusting pipe (18) is further arranged at the top end of the cooking box body (2), an electromagnetic valve (19) is arranged on the air pressure adjusting pipe (18), a pressure gauge (24) is arranged on the side edge of the air pressure adjusting pipe (18), and a controller (20) is further arranged on the outer surface of the right side of the cooking box body (2).

3. A digester plant for fibre board production according to claim 1 characterised in that the bottom of the digester tank (2) is provided with a debris collection trough (21), the debris collection trough (21) being provided with a drain (22).

4. A digester for manufacturing fibre boards according to claim 1 characterised in that the pore size of the wire netting (16) on the three draw frames (15) decreases in sequence from top to bottom.

5. A cooking device for manufacturing fibreboards as claimed in claim 1 wherein the outer side of the drawer frame (15) is provided with a handle (23) made of a heat insulating material.

6. A digester for the production of fibreboards as claimed in claim 1 wherein the water distributor pipes (11) are made up of criss-cross pipes and vertical pipes with the drainage ports all down.