CN204147819U - A kind of cored screw structure of heating and stirring device - Google Patents

A kind of cored screw structure of heating and stirring device Download PDF

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Publication number
CN204147819U
CN204147819U CN201420547048.XU CN201420547048U CN204147819U CN 204147819 U CN204147819 U CN 204147819U CN 201420547048 U CN201420547048 U CN 201420547048U CN 204147819 U CN204147819 U CN 204147819U
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China
Prior art keywords
shaft
layer
epidermis
passage
heating
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CN201420547048.XU
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Chinese (zh)
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颜海敏
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颜海敏
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Abstract

The utility model provides a kind of cored screw structure of heating and stirring device, belongs to mixing plant technical field.It solving in existing screw rod ribbon structure ribbon connects not firm, and the problem such as easily come off.This cored screw structure comprises shaft and is spirally wound on the ribbon on shaft, ribbon comprises upper epidermis and layer, the inner of upper epidermis and layer is all connected with the lateral wall of shaft, the outer end of layer and the outer end of upper epidermis are closed and are connected, the lateral wall of upper epidermis, layer and shaft jointly forms spiral helicine cavity and the cross section of the lateral wall of upper epidermis, layer and shaft formation is triangular in shape, there is in shaft separate passage one and passage two, cavity two ends be connected with passage two with passage one respectively.The cross section that in this cored screw structure, the lateral wall of the upper epidermis of ribbon, layer and shaft is formed is triangular in shape, has good stability, can bear higher impact force.

Description

A kind of cored screw structure of heating and stirring device
Technical field
The utility model belongs to mixing plant technical field, relates to a kind of cored screw structure of heating mixing plant, particularly a kind of heating and stirring device.
Background technology
Mixing and blending machine utilizes mechanical force and gravity etc., by the plant equipment that two or more material Homogeneous phase mixing gets up, in the process of mixing, stirred by the rotation of agitating screw and can increase material contact surface area, to promote chemical reaction, physical change can also be accelerated.In production application; material often through mixing also needs heat drying; therefore usually mixer and drying machine are combined, the heating of usual mixing and blending machine passes into thermal medium in the tank skin by agitating screw or hollow to carry out heat exchange to realize.Such as bipyramid vacuum drying mixer is widely used a kind of mixing and drying device, there is diconical rotary tank, in tank under vacuum conditions, heat towards steam or hot water in chuck, heat is contacted with wet stock by inner tank wall, the steam of evaporation after wet stock heat absorption, be pumped through Vacuum exhaust tube by vavuum pump, revolution in tank body make material constantly up and down, inside and outside stir, reach the object of mixing, and accelerating the rate of drying of material, drying is simultaneously more even.
Realize heat trnasfer heating by the agitating screw in mixing and blending machine can ensure and fully the contacting of material, homogeneous heating and heat transference efficiency is high.A kind of ribbon mixing component (publication No.: CN 103977723A with pivoted arm has been declared before the applicant, date of publication: 2014.08.13) patent, this ribbon mixing component comprises frame and has the screw rod be obliquely installed of agitating function, frame is provided with can rotate along not holding any government official post's axis and the hard straight hollow shaft arranged, be connected by horizontally disposed hollow pivoted arm between hollow shaft and certainly tired bar upper end, screw rod can be driven to revolve round the sun when hollow shaft is rotated, the rotating shaft driving bolt rotary is provided with in hollow shaft, rotating shaft and from tired bar all in hollow structure and screw surface is installed with the ribbon of hollow, at rotating shaft, the heat cycles loop of conducting heat medium is provided with in screw rod and ribbon.This screw rod ribbon structure only upper epidermis is connected on screw rod, layer to be connected on the bottom surface of upper epidermis by flange thus to form cavity, and this syndeton is firm not, when heating agent pressure is excessive, easily cause layer to come off, or mixing power is spent and is easily caused ribbon to come off greatly.The applicant has done further improvement on this basis, makes screw rod ribbon structure more solid and reliable.
Summary of the invention
The problems referred to above that the utility model exists for existing technology, provide a kind of cored screw structure of heating and stirring device, technical problem to be solved in the utility model is: the firm reliability how improving heating and stirring device hollow core screw-rod structure.
The purpose of this utility model realizes by following technical proposal:
A kind of cored screw structure of heating and stirring device, comprise shaft and be spirally wound on the ribbon on described shaft, it is characterized in that, described ribbon comprises upper epidermis and layer, the inner of described upper epidermis and layer is all connected with the lateral wall of described shaft, the outer end of described layer and the outer end of described upper epidermis are closed and are connected, described upper epidermis, the lateral wall of layer and described shaft forms spiral helicine cavity and described upper epidermis jointly, the cross section that the lateral wall of layer and described shaft is formed is triangular in shape, there is in described shaft separate passage one and passage two, one end of described cavity is connected with described passage one, the other end of described cavity is connected with described passage two.
Its principle is as follows: this screw-rod structure is a part for whole heating mixing plant, screw rod can be rotated by driving, material in mixing plant is stirred, this screw-rod structure comprises shaft and is spirally wound on the ribbon on shaft, shape is like a large-scale screw rod, the lateral wall of the upper epidermis of ribbon and layer and shaft forms spiral helicine cavity jointly, can be circulated in this cavity heating agent, such as hot water thermal wet goods, passage one separate in shaft and passage two are respectively as the admission passage of heating agent and passing away, ensure that heating agent circulates endlessly, thus high-efficiency heating is carried out to the material in mixing plant.In this screw-rod structure, the upper epidermis of ribbon is that flat spin is coiled on shaft, and layer is spirally coiled on shaft in inclined plane, the inner of upper epidermis and layer is connected with the lateral wall of shaft respectively, increase fastness, it is triangular in shape that layer is obliquely installed the cross section that the lateral wall of upper epidermis, layer and shaft is formed, there is good stability, can bear higher impact force.
In the cored screw structure of above-mentioned heating and stirring device, described upper epidermis is identical with the planform of described layer, the inner of described upper epidermis and the inner of layer be arranged in parallel and have gap, and the outer end of described layer is resisted against described upper epidermis obliquely and drives on the bottom surface of outer end.Upper epidermis is identical with the planform of layer except being convenient to process, and can be resisted against the bottom surface of upper epidermis, thus formation triangle supports mutually, has very stiff stability after the outer end inclination of layer.
In the cored screw structure of above-mentioned heating and stirring device, the outer end of described layer and described upper epidermis weld near the bottom surface of outer end and are connected.By convenient welding assembling firm and reliable connection simultaneously.
In the cored screw structure of above-mentioned heating and stirring device, described layer angle of inclination is obliquely 30 ° ~ 60 °.This angle of inclination can ensure to be conducive to the cavity that upper epidermis, layer and shaft form heating agent and flow forming the triangle with stability simultaneously.
In the cored screw structure of above-mentioned heating and stirring device, the inner of described upper epidermis and layer is all connected by the lateral wall of single face welding and double face shaping technique and described shaft.Upper epidermis and layer due to spacing less, welding by both sides is adopted to be difficult to operation, single face welding and double face shaping for this can only single welding component, generally resemble the Pipeline butt being directly less than very much 500MM, inside cannot welding, when one side is narrow and small especially in engineering, single face welding and double face shaping is adopted to ensure firm welding.
In the cored screw structure of above-mentioned heating and stirring device, described passage one is positioned at the top of described shaft, and described passage two is positioned at the bottom of described shaft, is connected with to take over and pass described passage one to stretch out outside described shaft in described passage two.Such setting is passage one and passage two independently, and compact conformation is also convenient to the machine-shaping of screw-rod structure.
In the cored screw structure of above-mentioned heating and stirring device, the upper portion side wall of described shaft offers through hole one and described through hole one can be communicated with upper end and the described passage one of described cavity, the lower sides of described shaft offers through hole two and described through hole two can be communicated with lower end and the described passage two of described cavity.Heating agent admission passage one enters the cavity in ribbon by through hole one, complete heat exchange with material, then is recycled in discharge by through hole two flow pass two.Directly on shaft, offer through hole one and through hole two, be connected mutually with the cavity of ribbon, compact conformation, the installation of ribbon is not affected, process easy for installation.
Compared with prior art, in the utility model, the upper epidermis of ribbon is that flat spin is coiled on shaft, and layer is spirally coiled on shaft in inclined plane, and the inner of upper epidermis and layer is all connected with the lateral wall of shaft, and fastness is high; And layer to be obliquely installed the cross section that the lateral wall of upper epidermis, layer and shaft is formed triangular in shape, there is good stability, can bear higher impact force.
Accompanying drawing explanation
Fig. 1 faces structural representation in this cored screw structure.
Fig. 2 is A-A sectional structure schematic diagram in Fig. 1.
Fig. 3 is partial enlargement structural representation in Fig. 2.
In figure, 1, shaft; 2, ribbon; 21, upper epidermis; 22, layer; 23, cavity; 3, passage one; 4, passage two; ; 5, take over; 6, through hole one; 7, through hole two.
Detailed description of the invention
Be below specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
As Fig. 1, shown in Fig. 2 and Fig. 3, the ribbon 2 that this cored screw structure comprises shaft 1 and is spirally wound on shaft 1, ribbon 2 comprises upper epidermis 21 and layer 22, upper epidermis 21 is identical with the planform of layer 22, the outer end of the upper epidermis 21 that the inner of upper epidermis 21 is corresponding with it is in same level, the inner end positions height of layer 22 is lower than the outer end position height of the layer 22 of its correspondence, the inner of upper epidermis 21 and layer 22 is between the upper and lower every setting, the inner of upper epidermis 21 and layer 22 is all connected by the lateral wall of single face welding and double face shaping technique and shaft 1, the outer end of layer 22 and the outer end bottom lock of upper epidermis 21 are connected, the outer end of layer 22 is made to be resisted against the bottom surface of upper epidermis 21 obliquely and to weld with upper epidermis 21 is closed like this.The lateral wall of upper epidermis 21, layer 22 and shaft 1 jointly forms spiral helicine cavity 23 and the cross section of the lateral wall of upper epidermis 21, layer 22 and shaft 1 formation is triangular in shape, there is in shaft 1 separate passage 1 and passage 24, one end of cavity 23 is connected with passage 1, and the other end of cavity 23 is connected with passage 24.
As shown in Figure 2, passage 1 is positioned at the top of shaft 1, passage 24 is positioned at the bottom of shaft 1, be connected with adapter 5 in passage 24 and stretch out outside shaft 1 through passage 1, the upper portion side wall of shaft 1 offers through hole 1 and through hole 1 can be communicated with upper end and the passage 1 of cavity 23, the lower sides of shaft 1 offers through hole 27 and through hole 27 can be communicated with lower end and the passage 24 of cavity 23, heating agent admission passage 1 enters the cavity 23 in ribbon 2 by through hole 1, heat exchange is completed with material, recycled in discharge by through hole 27 flow pass 24 again.Directly on shaft 1, offer through hole 1 and through hole 27, be connected mutually with the cavity 23 of ribbon 2, compact conformation, on the fixing not impact of the installation of ribbon 2.
As shown in Figure 3, in the present embodiment, layer 22 angle of inclination is obliquely 45 °, and as ordinary circumstance, this angle can make arbitrary value in 30 ° ~ 60 °, and the outer end on top layer is welded with the bottom surface of upper epidermis 21 and is connected.Both ensured the cavity 23 that upper epidermis 21, layer 22 and shaft 1 form heating agent and flow, while, is conducive to again forming the triangle with stability.
This screw-rod structure is a part for whole heating mixing plant, screw rod can be rotated by driving, material in mixing plant is stirred, the ribbon 2 that this screw-rod structure comprises shaft 1 and is spirally wound on shaft 1, shape is like a large-scale screw rod, upper epidermis 21 and the layer 22 of ribbon 2 form spiral helicine cavity 23 jointly with the lateral wall of shaft 1, can be circulated in this cavity 23 heating agent, such as hot water thermal wet goods, passage 1 separate in shaft 1 and passage 24 are respectively as the admission passage of heating agent and passing away, ensure that heating agent circulates endlessly, thus high-efficiency heating is carried out to the material in mixing plant.In this screw-rod structure, the upper epidermis 21 of ribbon 2 is that flat spin is coiled on shaft 1, and layer 22 is spirally coiled on shaft 1 in inclined plane, the inner of upper epidermis 21 and layer 22 is connected with the lateral wall of shaft 1 respectively, increase fastness, it is triangular in shape that layer 22 is obliquely installed the cross section that the lateral wall of upper epidermis 21, layer 22 and shaft 1 is formed, there is good stability, can bear higher impact force.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.
Although more employ 1 herein, shaft; 2, ribbon; 21, upper epidermis; 22, layer; 23, cavity; 3, passage one; 4, passage two; ; 5, take over; 6, through hole one; 7, the second-class term of through hole, but do not get rid of the possibility using other term.These terms are used to be only used to describe and explain essence of the present utility model more easily; The restriction that they are construed to any one additional is all contrary with the utility model spirit.

Claims (7)

1. the cored screw structure of a heating and stirring device, comprise shaft (1) and be spirally wound on the ribbon (2) on described shaft (1), it is characterized in that, described ribbon (2) comprises upper epidermis (21) and layer (22), the inner of described upper epidermis (21) and the inner of layer (22) are all connected with the lateral wall of described shaft (1), the outer end of described layer (22) and the outer end of described upper epidermis (21) are closed and are connected, described upper epidermis (21), the lateral wall of layer (22) and described shaft (1) forms spiral helicine cavity (23) jointly, described upper epidermis (21), the cross section that the lateral wall of layer (22) and described shaft (1) is formed is triangular in shape, there is in described shaft (1) separate passage one (3) and passage two (4), one end of described cavity (23) is connected with described passage one (3), and the other end of described cavity (23) is connected with described passage two (4).
2. the cored screw structure of a kind of heating and stirring device according to claim 1, it is characterized in that, described upper epidermis (21) is identical with the planform of described layer (22), the inner of described upper epidermis (21) and the inner of layer (22) be arranged in parallel and have gap, and the outer end of described layer (22) is resisted against described upper epidermis (21) obliquely on the bottom surface of outer end.
3. the cored screw structure of a kind of heating and stirring device according to claim 2, is characterized in that, the outer end of described layer (22) is welded with the bottom surface of the close outer end of described upper epidermis (21) and is connected.
4. the cored screw structure of a kind of heating and stirring device according to Claims 2 or 3, is characterized in that, described layer (22) angle of inclination is obliquely 30 ° ~ 60 °.
5. the cored screw structure of a kind of heating and stirring device according to claim 1 or 2 or 3, it is characterized in that, the inner of described upper epidermis (21) and layer (22) is all connected by the lateral wall of single face welding and double face shaping technique and described shaft (1).
6. the cored screw structure of a kind of heating and stirring device according to claim 1 or 2 or 3, it is characterized in that, described passage one (3) is positioned at the top of described shaft (1), described passage two (4) is positioned at the bottom of described shaft (1), be connected with adapter (5) in described passage two (4), described adapter (5) stretches out described shaft (1) outward through described passage one (3).
7. the cored screw structure of a kind of heating and stirring device according to claim 6, it is characterized in that, the upper portion side wall of described shaft (1) offers through hole one (6) and described through hole one (6) can be communicated with upper end and the described passage one (3) of described cavity (23), the lower sides of described shaft (1) offers through hole two (7) and described through hole two (7) can be communicated with lower end and the described passage two (4) of described cavity (23).
CN201420547048.XU 2014-09-22 2014-09-22 A kind of cored screw structure of heating and stirring device Expired - Fee Related CN204147819U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420547048.XU CN204147819U (en) 2014-09-22 2014-09-22 A kind of cored screw structure of heating and stirring device

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Application Number Priority Date Filing Date Title
CN201420547048.XU CN204147819U (en) 2014-09-22 2014-09-22 A kind of cored screw structure of heating and stirring device

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107287098A (en) * 2017-05-27 2017-10-24 郑卓 The fermentation tank that a kind of inside stirs

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107287098A (en) * 2017-05-27 2017-10-24 郑卓 The fermentation tank that a kind of inside stirs

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CF01 Termination of patent right due to non-payment of annual fee
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Granted publication date: 20150211

Termination date: 20190922