CN212312275U

CN212312275U - Bamboo timber high-temperature steam softening device

Info

Publication number: CN212312275U
Application number: CN202020393054.XU
Authority: CN
Inventors: 李延军; 王新洲; 许斌; 胡守恒; 姜应军
Original assignee: Nanjing Forestry University
Current assignee: Nanjing Forestry University
Priority date: 2020-03-25
Filing date: 2020-03-25
Publication date: 2021-01-08
Anticipated expiration: 2030-03-25

Abstract

The utility model discloses a bamboo high-temperature steam softening device, which comprises at least one group of pressure pipes which are used for softening and processing bamboo and are electrically connected with a control system, and a communicating connecting pipe is connected between two adjacent groups of pressure pipes; the pressure pipe comprises a hollow pipe body and electric valves which are hermetically arranged at two ends of the pipe body and are controlled to be opened and closed by a control system; the top of the inner side of the tube body is provided with a positioning mechanism for preventing the bamboo wood from overturning, and the bottom of the inner side of the tube body is provided with a sliding mechanism convenient for the bamboo wood to move; the outer side of the pipe body is provided with a steam inlet joint, a steam exhaust joint, a pressure gauge joint, a sewage discharge joint, a safety connecting pipe and a communicating connecting pipe joint which are communicated with the pipe body and controlled to be opened and closed by a control system, the steam inlet joint is connected with a steam supply and steam injection system, and the communicating connecting pipe joint is hermetically connected with a communicating connecting pipe. This softening installation compact structure, the cost is low, and control is accurate, and the bamboo timber softens the effect good, softens efficiently, can realize the bamboo timber and soften and serialization production in batches greatly, and the practicality is good.

Description

Bamboo timber high-temperature steam softening device

Technical Field

The utility model belongs to the technical field of the bamboo timber processing equipment, concretely relates to bamboo timber high temperature steam softening installation.

Background

The bamboo material is utilized by two types, namely original bamboo utilization and processing utilization. Practice proves that the high-temperature high-humidity softening of bamboo is a key technology for utilizing the original bamboo. The bamboo tube is softened and flattened into the bamboo board through high temperature and high humidity, the bamboo board is a scientific and simple processing method, and bamboo chips with the maximum thickness and width can be obtained without changing the thickness and width of the bamboo, so that the labor consumption and the adhesive consumption in the production process are effectively reduced, and the bamboo flattened board series products with the characteristics of high bamboo strength, good rigidity, wear resistance and the like can be produced.

The existing bamboo softening method mainly adopts high-temperature steam softening, and the method needs a special high-temperature steam pressure tank (the lowest strength is 1.8 MPa) with higher cost and compressive strength, but the space in the tank is limited, so that bamboo tubes cannot be softened in large batch; and high-temperature steam needs to be introduced into the tank during softening, the steam temperature needs to reach 180 ℃ or above, the energy consumption is high, and the reason is as follows: the bamboo tube is sent to the normal temperature environment of a workshop for flattening after the softening treatment of the high-temperature pressure tank, the heated bamboo tube is instantly cooled because the temperature of the workshop is normal temperature (10-30 ℃), the bamboo tube is suddenly increased in strength to cause easy cracking during flattening, therefore, the bamboo tube can also keep the temperature above the softening point (130 ℃) of the bamboo material under the cold workshop environment, the temperature of the high-temperature pressure tank can only be heated to 180 ℃ or above, and the flattening needs to be rapidly carried out and can not be stopped. In addition, the softening device has the following problems: firstly, the bamboo tube contains lignin, cellulose and hemicellulose, and the rapid degradation of the hemicellulose and the browning phenomenon of the bamboo board are easy to occur in a high-temperature steam pressure tank at 180 ℃, so that the mechanical strength of the bamboo board is reduced, and the quality and the aesthetic requirements of the flattened bamboo board are influenced; secondly, the bamboo tubes integrally discharged from the high-temperature steam pressure tank need to be flattened one by one, the flattened bamboo tubes still keep good softening effect, but the temperature and the humidity of the bamboo tubes to be flattened gradually lose along with the increase of time, so that the softening effect of the subsequent bamboo tubes is poor, and the quality of flattened bamboo chips is different; and thirdly, the processing procedure is interrupted, the operation on a continuous production line cannot be realized, the labor intensity of operators is high, and potential safety hazards exist due to the fact that the operators need to work in a high-temperature environment.

Disclosure of Invention

To the above defect of prior art or improve the demand, the utility model provides a bamboo timber high temperature steam softening installation, the cost is low, and simple operation, control are accurate, and the bamboo timber softens the effect good, when practicing thrift cost and energy consumption, has improved the bamboo timber and has softened machining efficiency, can realize the big batch softening processing of bamboo timber to can cooperate with bamboo timber upper and lower unloading mechanism, realize the bamboo timber and soften and follow-up processing's serialization production, the practicality is good.

The purpose of the utility model is to realize through the following technical scheme:

the utility model discloses a bamboo high-temperature steam softening device, which comprises at least one group of pressure pipes which are used for softening and processing bamboo and are electrically connected with a control system, and a communicating connecting pipe is also connected between two adjacent groups of pressure pipes; the pressure pipe comprises a hollow pipe body and electric valves which are hermetically arranged at two ends of the pipe body and controlled to be opened and closed by a control system; the top of the inner side of the pipe body is provided with a positioning mechanism for preventing bamboo wood from overturning, and the bottom of the inner side of the pipe body is provided with a sliding mechanism convenient for the bamboo wood to move; the outside of body be provided with the body be linked together and the admission joint, steam extraction joint, pressure gauge joint, blowdown joint, safe takeover and the intercommunication takeover joint that is opened and close are controlled by control system control, the admission joint is connected with the steam spray system who supplies high temperature saturated steam, the steam extraction joint is external to have the steam extraction pipe, the pressure gauge joint is external to have and is used for the control the manometer of high temperature steam pressure in the pressure tube, the blowdown joint is external to have and is used for discharging the blow off pipe of sewage in the body, safe takeover is external to have safe relief valve, the intercommunication takeover joint with intercommunication takeover sealing connection.

Further, positioning mechanism is including fixed setting in the inside guided way of body to and the symmetry sets up the support piece of guided way both sides.

Further, the guide rail and the support are fixedly welded or bolted on the inner top of the pipe body.

Further, the length of guided way is the same with the length of body, the width of guided way is 1mm-10 mm.

Further, positioning mechanism is including fixed the setting of run-through formula a set of draw-in groove at the inboard top of body, the groove width of draw-in groove is greater than the wall thickness of bamboo timber.

Furthermore, the positioning mechanism comprises a group of through type cards which are horizontally and fixedly arranged at two ends of the inner side of the pipe body, and a channel for flowing of high-temperature steam is reserved between the cards.

Further, the sliding mechanism is composed of 2-4 stainless steel round rods or steel bars, and the diameter of each round rod is 3-30 mm.

Further, the pressure pipe is a seamless steel pipe, the inner diameter of the pressure pipe is 10cm-40cm, and the length of the pressure pipe is 1m-10 m.

Further, the electric valve is a partition door or a high-temperature steam pressure electric ball valve.

Furthermore, the control system is an MES system, a PLC software system or an industrial control computer.

Compared with the prior art, the technical scheme of the utility model has following advantage:

the bamboo high-temperature steam softening device provided by the utility model has a compact structure, adopts a control system to realize intelligent control, is convenient to operate and accurate to control, and has a good bamboo softening effect; in addition, the setting of multiunit pressure pipe has improved the bamboo timber and has softened machining efficiency, when practicing thrift the cost, can realize the big batch softening processing of bamboo timber, and can cooperate with upper and lower unloading mechanism of bamboo timber and realize the serialization production that the bamboo timber softened processing, the practicality is good, has extensive industrial application prospect.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the specific embodiments. The drawings are only for purposes of illustrating the particular embodiments and are not to be construed as limiting the invention. In the drawings:

fig. 1 is a top view of the structure of the present invention;

FIG. 2 is a side view of the pressure tube of the present invention;

fig. 3 is a schematic cross-sectional view of the tube body of the present invention;

FIG. 4 is a schematic structural view of a second embodiment of the positioning mechanism;

FIG. 5 is a schematic structural view of a third embodiment of the positioning mechanism;

wherein: 10. a pressure pipe; 11. a pipe body; 12. an electrically operated valve; 13. a positioning mechanism; 131. a guide rail; 132. a support member; 133. a card slot; 134. a card; 135. a channel; 14. a sliding mechanism; 141. a round bar; 15. a steam inlet joint; 16. a steam exhaust joint; 17. a pressure gauge joint; 18. a blowdown joint; 19. taking over safely; 20. connecting the connecting pipes; 21. and a connecting pipe joint is communicated.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments. Examples of the embodiments are illustrated in the accompanying drawings, and the specific embodiments described in the following embodiments of the present invention are merely illustrative of the specific embodiments of the present invention, and are intended to be used for explaining the present invention, and not to constitute limitations of the present invention.

The utility model provides a bamboo timber high temperature steam softening installation for bamboo timber such as the arc bamboo chip to vertical open-ended thick bamboo tube, subdivision softens the processing, as shown in figure 1, bamboo timber high temperature steam softening installation includes at least a set of pressure pipe 10 with control system (not shown in the figure) electric connection, and adjacent two sets of it is provided with intercommunication takeover 20 to still connect between the pressure pipe 10. Before softening, an operator inputs bamboo softening control parameters (temperature, pressure, heat preservation time and the like) into a control system, wherein the control system can be an MES system, a PLC software system or an industrial control computer.

The quantity and the row of pressure pipe establish the mode and can design or adjust according to processing demand or workshop overall arrangement, in figure 1, each group equidistant parallel arrangement between the pressure pipe 10, this row's of tubular pressure pipe's mode of setting has improved the bamboo timber and has softened machining efficiency. Further, the pressure pipe 10 is a seamless steel pipe and is low in manufacturing cost, the inner diameter of the pressure pipe 10 is 10cm-40cm, and the length of the pressure pipe 10 is 1m-10 m. Based on the sharpening degree of natural bamboo, the length of a common bamboo tube or an arc bamboo chip is not more than 2m, so that each pressure pipe can contain a plurality of bamboo materials; furthermore, the utility model provides a many pressure pipes can be arranged according to the production demand to bamboo timber high temperature steam softening installation to realize the batched softening processing of bamboo timber, the bamboo timber softens machining efficiency and promotes by a wide margin.

As shown in fig. 1-2, the pressure pipe 10 includes a hollow pipe body 11, and electrically operated valves 12 sealingly disposed at both ends of the pipe body 11, the electrically operated valves 12 being controlled by a control system to open and close. Further, the electric valve 12 is a partition door or a high-temperature steam pressure electric ball valve, and the high-temperature steam pressure electric ball valve has the advantages of simple structure, good sealing function, small volume, light weight, small driving moment, simplicity in operation, rapidness in opening and closing and the like, so that the electric valve is widely applied to steam media and high-temperature environments.

As shown in fig. 3, a positioning mechanism 13 for preventing bamboo from turning over is arranged at the top of the inner side of the tube body 11, a sliding mechanism 14 is fixedly arranged at the bottom of the inner side of the tube body 11, and the sliding mechanism 14 is convenient for the bamboo to move into the tube body 11 during loading and move out of the tube body 11 during unloading. Aiming at softening bamboo materials with different forms, the positioning mechanism relates to the following three implementation modes:

in a first embodiment, for a bamboo tube with a through-type longitudinal opening (i.e. a sawn seam), as shown in fig. 3, the positioning mechanism 13 includes a guide rail 131 fixedly disposed inside the tube 11, and supporting members 132 symmetrically disposed on both sides of the guide rail 131, where the supporting members 132 serve to fix and support the guide rail 131, and the guide rail 131 and the supporting members 132 are fixedly welded, bolted, or riveted on the top inside the tube 11.

Further, the length of the guide rail 131 is the same as the length of the pipe 11, that is, the guide rail 131 is penetratingly disposed at the top of the pipe 11. Furthermore, the width of the guide rail is 1mm-10mm, and is matched with the width (2 mm-4 mm) of the longitudinal opening of the bamboo wood. During bamboo timber material loading, electric valve 12 opens, aligns the vertical opening of thick bamboo tube with guided way 131 and along guided way 131 with the thick bamboo tube push into body 11 in, the whole process of thick bamboo tube material loading, the vertical opening of thick bamboo tube is fixed a position all the time and is pegged graft on guided way 131 to effectively prevented the bamboo timber upset, improved thick bamboo tube material loading efficiency.

In the second embodiment, for the split arc-shaped bamboo strips (formed by splitting the bamboo tube into 2-6 parts by the bamboo splitting machine), as shown in fig. 4, the positioning mechanism 13 includes a set of slots 133 fixedly disposed in a penetrating manner (including but not limited to welding, bolting, or riveting) at the top of the inner side of the pipe body 11, two of the slots 133 in the set are respectively used for positioning and clamping two ends of the arc-shaped bamboo strips, and the slot width of the slot 133 corresponds to the wall thickness of the arc-shaped bamboo strips, that is, the slot width of the slot is greater than the maximum thickness of the arc-shaped bamboo strips. During the material loading, with the both ends location joint of arc bamboo chip (the tabasheer face up) in two draw-in grooves 133 and with in the arc bamboo chip pushes away body 11, the whole process of arc bamboo chip material loading, its both ends joint all the time in two draw-in grooves 133, effectively prevented the tilting and the skew of arc bamboo chip, improved the material loading efficiency of arc bamboo chip.

In the third embodiment, also for the split arc-shaped bamboo chips, as shown in fig. 5, the positioning mechanism 13 includes a set of clamping pieces 134 horizontally and fixedly disposed on the inner side of the pipe body 11, two clamping pieces 134 in the set are penetratingly welded, bolted or riveted to two ends of the inner side of the pipe body 11, and are respectively used for clamping two ends of the arc-shaped bamboo chips, and a channel 135 for high-temperature steam to flow is reserved between the two clamping pieces 134, so that the high-temperature steam can perform high-temperature softening treatment on the arc-shaped bamboo chips clamped below the clamping pieces 134. During the material loading, with the both ends butt of arc bamboo chip (the tabasheer face up) in two cards 134 below and with arc bamboo chip push-in body 11, the whole process of arc bamboo chip material loading, its both ends are located two cards 134 below all the time, have effectively prevented the upset and the skew of arc bamboo chip, have improved the material loading efficiency of arc bamboo chip.

The bamboo tube or the arc-shaped bamboo chips are supported on the sliding mechanism 14 when being fed, the sliding mechanism 14 is used for sliding to support the bamboo materials, the phenomenon that the bamboo materials shake in the sliding process to cause position deviation is avoided, meanwhile, the contact area of the bamboo materials and the inner wall of the bottom of the tube body 11 is also reduced, friction is reduced, and feeding and discharging of the bamboo materials are facilitated. Further, as shown in fig. 3, the sliding mechanism 14 is composed of 2 to 4 stainless steel round rods 141 or steel bars, and the round rods 141 or steel bars are penetratingly welded to the inner bottom of the pipe body 11. The diameter of the round rod 141 is 3mm-30mm, and the size of the round rod can be selected according to the inner diameter of the pressure tube 10, and preferably, the diameter of the round rod is 20 mm.

As shown in fig. 2, a steam inlet joint 15, a steam exhaust joint 16, a pressure gauge joint 17, a sewage discharge joint 18, a safety connection pipe 19 and a connection pipe joint 21 which are communicated with the inside of the pipe body 11 are arranged on the outer side of the pipe body 11, wherein the steam inlet joint 15 is connected with a steam injection system, the steam injection system is used for supplying high-temperature saturated steam into the pressure pipe 10, and the bamboo tubes or the arc-shaped bamboo chips entering the pipe body 11 through the feeding process are softened under the action of the high-temperature saturated steam.

The steam inlet joint 15, the steam exhaust joint 16, the pressure gauge joint 17, the pollution discharge joint 18, the safety connecting pipe 19 and the communication connecting pipe joint 21 are respectively opened and closed under the control of a control system, and one end of the steam exhaust joint 16 is externally connected with a steam exhaust pipe extending into the cooling pool; the pressure gauge joint 17 is externally connected with a pressure gauge and is used for monitoring the high-temperature steam pressure in the pressure pipe 10 in real time; the sewage discharge joint 18 is externally connected with a sewage discharge pipe and is used for discharging sewage generated in the pipe body 11 after the bamboo wood is softened at high temperature; the safety connecting pipe 19 is externally connected with a safety relief valve, and when the pressure gauge monitors that the pressure of high-temperature steam in the pressure pipe 10 exceeds the standard, the control system controls the safety connecting pipe 19 and the safety relief valve to open for pressure relief; the connection pipe joint 21 with 20 sealing connection of connection pipe, promptly the connection pipe 20 passes through the connection pipe joint 21 communicates with each other with the body 11, just the connection pipe joint 21 control the connection pipe 20 with the body 11 lead to, close (promptly "valve" effect), can know from this, the utility model provides a be linked together each other between each pressure pipe 10 in the bamboo timber high temperature steam softening installation, high temperature steam in the softening installation can flow between each pressure pipe.

The bamboo is fed into each pressure pipe, the control system controls the electric valve to be closed, high-temperature steam generated by the steam injection system enters each pressure pipe through each steam inlet joint, and the steam inlet mode requires that the steam injection system is provided with a plurality of steam delivery pipelines connected with the steam inlet joints. Further, in order to simplify the structure of the steam injection system and save the pipe distribution amount of the steam delivery pipeline, high-temperature steam can be delivered into the first group of pressure pipes through one steam delivery pipeline until the high-temperature steam in the first group of pressure pipes is saturated, at the moment, the control system controls the opening of the connecting pipe joints on the second group of pressure pipes, the high-temperature steam enters the second group of pressure pipes through the connecting pipe 20 and reaches the high-temperature steam saturation in the second group of pressure pipes, so that the control system sequentially controls the gradual opening of the connecting pipe joints on the subsequent groups of pressure pipes until the high-temperature steam in each pressure pipe is saturated, the control system controls the closing of the connecting pipe joints on each pressure pipe, the steam flow among the pressure pipes is interrupted, a closed high-temperature high-humidity environment is formed in each pressure pipe, the bamboo softening effect is good, and meanwhile, the centralized batch softening and heating of, the softening efficiency is obviously improved, and the softened flattened bamboo chips have uniform quality.

After the bamboo is softened at high temperature, all the pressure pipes are simultaneously released under the action of the control system, and steam is exhausted in sequence. After the steam exhaust of the first group of pressure pipes is completed, the electric valve 12 at the discharge end is opened to prepare the bamboo material to be unloaded (the temperature of the bamboo material is reduced to some extent), meanwhile, the connection pipe joint on the second group of pressure pipes is opened under the control of the control system, because the air pressure between the first group of pressure pipes and the second group of pressure pipes is unbalanced, and the air pressure difference exists, therefore, half high-temperature steam in the second group of pressure pipes is exhausted into the first group of pressure pipes through the connection pipe 20, when the steam exhaust and the unloading preparation are completed by the second group of pressure pipes, the temperature and the humidity in the first group of pressure pipes are supplemented, so that the temperature and the humidity in the first group of pressure pipes and the temperature and the humidity of the unloaded bamboo material are slowly reduced, therefore, the steam in the pressure pipes is reserved to the greatest extent, an environment higher than the external temperature and the humidity is provided for the bamboo material, meanwhile, the blanking bamboo wood can be ensured to keep the temperature above the softening point and enough humidity, and sufficient processing time is provided for the subsequent procedures (such as flattening, shaping and the like) of the blanking bamboo wood.

The steam discharge of each pressure pipe in the process is carried out according to the sequence and is circularly reciprocated, so that the temperature and the humidity in each pressure pipe in the bamboo high-temperature steam softening device can be reserved to the maximum extent, the softening speed of the new feeding bamboo is accelerated, the use of high-temperature steam is reduced, the energy is saved, and the cost is saved. Furthermore, the utility model discloses a when bamboo timber high temperature steam softening installation pushed the feeding mode completion bamboo timber material loading of bamboo timber through the bamboo timber, also realized the unloading of the interior soft back bamboo timber of pressure tube, realize the unloading in step when the material loading promptly, the upper and lower unloading efficiency of bamboo timber is showing and is improving. Furthermore, the utility model provides a bamboo timber high temperature steam softening installation can cooperate with bamboo timber upper and lower unloading mechanism, for example, holds at the material loading of each pressure pipe, unloading and installs bamboo timber automatic feeding mechanism, the automatic unloading mechanism of bamboo timber additional respectively, can realize the serialization production of the processing of bamboo timber softening, and the processing efficiency is further improved in the bamboo timber softening, and the practicality is good.

In summary, the high-temperature steam softening device for bamboo provided by the utility model has a compact structure, realizes intelligent control by adopting a control system, is convenient and fast to operate, is accurate to control, and has a good bamboo softening effect; in addition, the setting of multiunit pressure pipe has improved the bamboo timber and has softened machining efficiency, when practicing thrift the cost, can realize the big batch softening processing of bamboo timber, and can cooperate with upper and lower unloading mechanism of bamboo timber and realize the serialization production that the bamboo timber softened processing, the practicality is good, has extensive industrial application prospect.

It should be noted that the above-mentioned embodiments illustrate rather than limit the invention, and that those skilled in the art will be able to design alternative embodiments without departing from the scope of the appended claims. The present embodiments are therefore to be considered as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned. In the claims, the word "comprising" does not exclude the presence of data or steps not listed in a claim.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a bamboo timber high temperature steam softening installation which characterized in that: the bamboo wood softening device comprises at least one group of pressure pipes (10) which are used for softening and processing bamboo wood and electrically connected with a control system, and a communicating connecting pipe (20) is also connected between every two adjacent groups of pressure pipes (10);

the pressure pipe (10) comprises a hollow pipe body (11) and electric valves (12) which are hermetically arranged at two ends of the pipe body (11) and controlled to be opened and closed by a control system; a positioning mechanism (13) for preventing bamboo wood from turning over is arranged at the top of the inner side of the tube body (11), and a sliding mechanism (14) convenient for the bamboo wood to move is arranged at the bottom of the inner side of the tube body (11);

the outside of body (11) be provided with body (11) be linked together and the admission joint (15), steam extraction joint (16), pressure gauge joint (17), blowdown joint (18), safe takeover (19) and the intercommunication takeover joint (21) that are opened and close are controlled by control system control, admission joint (15) are connected with the steam injection system of supplying high temperature saturated steam, steam extraction joint (16) are external to have the steam extraction pipe, pressure gauge joint (17) are external to have and are used for the control the manometer of high temperature steam pressure in pressure pipe (10), blowdown joint (18) are external to have and are used for discharging the blow off pipe of sewage in body (11), safe takeover (19) are external to have safe, intercommunication takeover joint (21) with intercommunication takeover valve (20) sealing connection.

2. The bamboo high-temperature steam softening device of claim 1, characterized in that: the positioning mechanism (13) comprises a guide rail (131) fixedly arranged on the inner side of the pipe body (11) and supporting pieces (132) symmetrically arranged on two sides of the guide rail (131).

3. The bamboo high-temperature steam softening device of claim 2, characterized in that: the guide rail (131) and the support (132) are fixedly welded or bolted on the inner top of the pipe body (11).

4. The bamboo high-temperature steam softening device of claim 2, characterized in that: the length of the guide rail (131) is the same as that of the pipe body (11), and the width of the guide rail (131) is 1-10 mm.

5. The bamboo high-temperature steam softening device of claim 1, characterized in that: positioning mechanism (13) are including fixed the setting of run-through type a set of draw-in groove (133) at body (11) inboard top, the groove width of draw-in groove (133) is greater than the wall thickness of bamboo timber.

6. The bamboo high-temperature steam softening device of claim 1, characterized in that: the positioning mechanism (13) comprises a set of through type cards (134) which are horizontally and fixedly arranged at two ends of the inner side of the pipe body (11), and a channel (135) for high-temperature steam to flow is reserved between the cards (134).

7. The bamboo high-temperature steam softening device of claim 1, characterized in that: the sliding mechanism (14) is composed of 2-4 stainless steel round rods (141) or steel bars, and the diameter of each round rod (141) is 3-30 mm.

8. The bamboo high-temperature steam softening device of claim 1, characterized in that: the pressure pipe (10) is a seamless steel pipe, the inner diameter of the pressure pipe (10) is 10cm-40cm, and the length of the pressure pipe (10) is 1m-10 m.

9. The bamboo high-temperature steam softening device of claim 1, characterized in that: the electric valve (12) is a partition door or a high-temperature steam pressure electric ball valve.

10. The bamboo high-temperature steam softening device of claim 1, characterized in that: the control system is an MES system, a PLC software system or an industrial control computer.