CN210036189U

CN210036189U - High-efficient desicator of timber for sculpture

Info

Publication number: CN210036189U
Application number: CN201920570115.2U
Authority: CN
Inventors: 张红萍
Original assignee: Quanzhou Honglian Wood Carving Art Institute Co Ltd
Current assignee: Quanzhou Honglian Wood Carving Art Institute Co Ltd
Priority date: 2019-04-24
Filing date: 2019-04-24
Publication date: 2020-02-07
Anticipated expiration: 2029-04-24

Abstract

The utility model relates to a high-efficiency dryer for carving wood, which mainly solves the problems of slow drying speed, low drying quality and high drying cost of the wood dryer in the prior art, and comprises a heating device and a drying box, wherein the drying box is internally provided with a drying chamber, the drying box is provided with an inlet and an outlet, a conveying device is arranged for traversing the inlet and the outlet, a flow guide cover is arranged in the drying chamber, the drying box is provided with an air inlet, the middle part of the flow guide cover is provided with a drying opening, the drying opening is provided with a rectifier, the flow guide cover comprises a first arc-shaped part, a first connecting part and a second connecting part, strip-shaped air blowing grooves are arranged at the inlet and the outlet on the second connecting part, the drying chamber is provided with a flow blocking cover, the flow blocking cover comprises a convex part and a second arc-shaped part, the middle part of the flow blocking cover is opposite to the drying opening and is, the bottom of the drying box is provided with an air outlet at the lower side of the flow blocking cover, and the air outlet is provided with a timing switch valve.

Description

High-efficient desicator of timber for sculpture

Technical Field

The utility model relates to a timber high efficiency dryer is used in sculpture.

Background

The wood needs to be pretreated before being carved or put into use, the first most critical procedure is adopted during wood drying, and the wood has the following main effects after being dried well: firstly, the stability of the wood is improved; secondly, the strength of the wooden product is improved; thirdly, the deterioration and decay of the wooden material are prevented; fourthly, the weight of the wood is reduced. In addition, the wood composite material also has the effects of killing pests and preventing epidemic diseases, degreasing treatment of pine wood, discoloration treatment of partial wood and the like. Although a plurality of drying methods such as natural drying, steam drying, hot air drying, vacuum drying and the like exist, the methods do not overcome the defects of low drying speed, low drying quality and high drying cost.

The traditional drying method is realized by improving the heat preservation performance of a wood drying chamber or enhancing the heat energy recycling and the like, but the energy-saving effect of the methods is very limited; the existing dryer heats wood by using steam as a heat transfer medium to transfer heat to a wood pile through air circulation, so that the purpose of drying the wood is achieved, but the air circulation is not uniform, so that the wood at different positions in the wood pile is heated unevenly, drying time is prolonged, the defects of wood cracking deformation and the like are caused, a large amount of wood cannot meet practical requirements, and double waste of wood resources and energy is caused.

SUMMERY OF THE UTILITY MODEL

Therefore, to foretell problem, the utility model provides a timber high efficiency dryer is used in sculpture, it has mainly solved among the prior art problem that wood dryer's drying rate is slow, drying quality is low and drying cost is high.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a high-efficiency wood dryer for carving comprises a heating device and a drying box, wherein a drying chamber is arranged in the drying box, an inlet and an outlet are respectively arranged on opposite surfaces of the drying box, a conveying device is arranged on the inlet and the outlet in a crossing manner, a flow guide cover is arranged on the upper side of the conveying device in the drying chamber, the flow guide cover and the drying box form a flow guide chamber with a containing space, an air inlet is arranged at the position of the flow guide chamber on the drying box, a drying opening is formed in the middle of the flow guide cover, a rectifier is arranged at the position of the drying opening, the flow guide cover comprises a first arc-shaped part which surrounds the drying opening and is in an annular structure, the middle of the first arc-shaped part is upwards sunken, a first connecting part is arranged at the outer end of the first arc-shaped part in a downward extending manner, a second connecting part is arranged at the outer end of the first connecting part, the utility model discloses a drying cabinet, including drying chamber, the middle part of drying chamber, the bellying that is located the import and all is provided with banding gas groove in exit on the second connecting portion, the middle part of drying chamber and the downside that is located conveyor are provided with and keep off the cover that flows, keep off the cover that flows and include that middle part and drying opening are relative and make progress the bellying of concave establishment and encircle the bellying forms the loop configuration, and middle part undercut second arc portion, the diameter of second arc portion is less than first arc portion, the downside that the bottom of drying cabinet is located the cover that flows is provided with the gas outlet, gas outlet department is provided with the time switch valve.

Furthermore, the lower end of the drying opening is provided with a conical flow guide ring.

Further, the rectifier includes the annular casing that rotationally sets up in the dry mouth department of kuppe through the bearing, the internal surface extension of annular casing is provided with at least three heliciform cowlings, each the free end of cowling is integrative to be connected.

Further, conveyor includes driving shaft and driven shaft, the fixed two drive sprocket that are provided with on the driving shaft, be provided with driven sprocket with the corresponding department of drive sprocket on the driven shaft, with one side drive sprocket and driven connection go up the cover and are equipped with the chain, two connect between the chain and be provided with the deflector roll.

By adopting the technical scheme, the beneficial effects of the utility model are that: the high-efficiency dryer for the carving wood dries and heats gas through the heating device and then enters the flow guide chamber, then enters the drying chamber in a vortex state through the action of the rectifier on the drying port, dries the wood conveyed on the conveying device from top to bottom, the gas passes through the gap between the wood and passes through the action of the bulge part and the second arc part on the flow baffle cover, so that the gas dries the wood from bottom to top, the wood is uniformly heated among all parts, the drying quality is improved, the gas flowing upwards passes through the action of the first arc part, the flowing direction of the gas is changed, the heat of the gas is reused for drying, the heated gas repeatedly dissipates the heat of the wood, the heat of the gas is fully utilized, the resource waste is reduced, and the timing switch valve arranged at the gas outlet is used for improving the pressure and the temperature in the drying process to a certain extent, the drying speed of the wood is improved, the heating power of the heating device is reduced, the energy consumption is further reduced, the strip-shaped air blowing grooves are formed in the second connecting parts, air forms an air curtain effect, external air is prevented from flowing in, a uniform temperature environment is kept in the drying chamber, and the drying quality is improved; furthermore, when the gas passes through the rectifier, the gas forms vortex-shaped flow under the action of the rectifier plate and the annular shell, and the gas is expanded outwards under the action of the conical flow guide ring, so that the gas can uniformly act on the wood; further, the chain is enabled to synchronously rotate through the action of the driving chain wheel and the driven chain wheel, so that the guide roller on the chain is driven to move, wood is conveyed, the contact area between the wood and the conveying device is small, and the drying effect of the wood is facilitated.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

fig. 2 is a schematic top view of the conveying device according to the embodiment of the present invention;

fig. 3 is a schematic structural diagram of a rectifier according to an embodiment of the present invention.

Note: the arrows in fig. 1 indicate the gas flow direction.

Detailed Description

The present invention will now be further described with reference to the accompanying drawings and detailed description.

The embodiment of the utility model provides a do:

referring to fig. 1, 2 and 3, a high-efficiency dryer for carving wood comprises a heating device 1 and a drying box 2, wherein a drying chamber 3 is arranged in the drying box 2, an inlet 4 and an outlet 5 are respectively arranged on opposite surfaces of the drying box 2, a conveying device is arranged by traversing the inlet 4 and the outlet 5, the conveying device comprises a driving shaft 7 and a driven shaft 8, two driving sprockets 9 are fixedly arranged on the driving shaft 7, a driven sprocket 10 is arranged on the driven shaft 8 corresponding to the driving sprockets 9, chains 11 are sleeved on the driving sprocket 9 and the driven connection 10 on the same side, a guide roller 12 is connected and arranged between the two chains 11, a guide cover 13 is arranged on the upper side of the conveying device in the drying chamber 3, the guide cover 13 and the drying box 2 form a guide chamber 14 with a containing space, and an air inlet 15 is arranged on the drying box 2 at the guide chamber 14, the middle part of the air guide sleeve 13 is provided with a drying port 131, the lower end of the drying port 131 is provided with a conical guide ring 132, the drying port 131 is provided with a rectifier 16, the rectifier 16 comprises an annular shell 161 which is rotatably arranged at the drying port 131 of the air guide sleeve 13 through a bearing, the inner surface of the annular shell 161 is provided with three spiral rectifier plates 162 in an extending manner, the free ends of the rectifier plates 162 are integrally connected, the air guide sleeve 13 comprises a first arc-shaped part 133 which surrounds the drying port 131 to form an annular structure and is sunken upwards in the middle part, the outer end of the first arc-shaped part 133 is provided with a first connecting part 134 in a downward extending manner, the outer end of the first connecting part 134 is provided with a second connecting part 135 in a transverse outward extending manner, the outer end of the second connecting part 135 is abutted against the inner surface of the drying box 2, and strip-shaped air blowing grooves 136 are arranged on the second connecting part 135 and positioned, the middle part of drying chamber 3 and the downside that is located conveyor are provided with and keep off a class cover 17, keep off class cover 17 and include middle part and dry mouthful 131 relative and the bellying 171 that upwards concave was established and encircle bellying 171 forms loop configuration, and middle part undercut's second arc portion 172, the diameter of second arc portion 172 is less than first arc portion 133, the bottom of drying cabinet 2 is located the downside that keeps off class cover 17 and is provided with gas outlet 18, gas outlet 18 department is provided with timing switch valve 19.

The utility model discloses a working method is: the high-efficiency wood dryer for carving uses a heating device 1 to dry and heat gas and then enter a flow guide chamber 14, the gas forms a vortex state through the action of a rectifier 16 on a drying port 131 and then enters a drying chamber 3, the wood conveyed on a conveying device is dried from top to bottom, the gas passes through gaps among the wood, the gas passes through a bulge 171 and a second arc-shaped part 172 on a flow blocking cover 17 to dry the wood from bottom to top, so that the wood is uniformly heated among all parts of the wood, the drying quality is improved, the upward gas passes through the action of the first arc-shaped part 133 to change the flowing direction of the gas, the heat of the gas is reused for drying, the heated gas repeatedly dissipates the heat of the wood, the heat of the gas is fully utilized, the waste of resources is reduced, and a timing switch valve 19 is arranged at an air outlet 18, so that the pressure and the temperature in the drying process are improved to a certain degree, the drying speed of the wood is improved, the heating power of the heating device 1 is reduced, the energy consumption is further reduced, the strip-shaped air blowing grooves 136 are formed in the second connecting portions 135, air forms an air curtain effect, external air is prevented from flowing in, a uniform temperature environment is kept in a drying chamber, and the drying quality is improved; when the gas passes through the rectifier 16, the gas forms a vortex-shaped flow under the action of the rectifier plate 162 and the annular shell 161, and then the gas is expanded outwards under the action of the conical guide ring 132, so that the gas can uniformly act on the wood; make chain 11 synchronous revolution through the effect of drive sprocket 9, driven sprocket 10 to driving the deflector roll 12 on the chain 11 and removing, thereby carrying timber, and make the area of contact between timber and the conveyor little, be favorable to ligneous drying effect.

While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. The utility model provides a high-efficient desicator of timber for sculpture which characterized in that: the drying device comprises a heating device and a drying box, wherein a drying chamber is arranged in the drying box, an inlet and an outlet are respectively arranged on opposite surfaces of the drying box, a conveying device is arranged on the inlet and the outlet in a crossing manner, a flow guide cover is arranged on the upper side of the conveying device in the drying chamber and forms a flow guide chamber with an accommodating space with the drying box, an air inlet is arranged at the position of the flow guide chamber on the drying box, a drying opening is formed in the middle of the flow guide cover, a rectifier is arranged at the position of the drying opening, the flow guide cover comprises a first arc-shaped part which surrounds the drying opening to form an annular structure, the middle of the first arc-shaped part is upwards sunken, a first connecting part is arranged at the outer end of the first arc-shaped part in a downward extending manner, a second connecting part is arranged at the outer end of the first connecting part in, the utility model discloses a drying cabinet, including drying chamber, the middle part of drying chamber, the bellying that is located the import and all is provided with banding gas groove in exit on the second connecting portion, the middle part of drying chamber and the downside that is located conveyor are provided with and keep off the cover that flows, keep off the cover that flows and include that middle part and drying opening are relative and make progress the bellying of concave establishment and encircle the bellying forms the loop configuration, and middle part undercut second arc portion, the diameter of second arc portion is less than first arc portion, the downside that the bottom of drying cabinet is located the cover that flows is provided with the gas outlet, gas outlet department is provided with the time switch valve.

2. The efficient dryer of wood for carving as set forth in claim 1 is characterized in that: the lower end of the drying opening is provided with a conical guide ring.

3. The efficient dryer for engraved wood according to claim 1 or 2, characterized in that: the rectifier includes rotationally sets up the annular casing in the dry mouth department of kuppe through the bearing, the internal surface extension of annular casing is provided with at least three heliciform cowling pieces, each the free end body coupling of cowling piece.

4. The efficient dryer of wood for carving as set forth in claim 3, characterized in that: conveyor includes driving shaft and driven shaft, the fixed two drive sprocket that are provided with on the driving shaft, be provided with driven sprocket with the corresponding department of drive sprocket on the driven shaft, with one side the drive sprocket and driven connection go up the cover and are equipped with the chain, two it is provided with the deflector roll to connect between the chain.