CN211651042U - Drying equipment - Google Patents
Drying equipment Download PDFInfo
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- CN211651042U CN211651042U CN202020113183.9U CN202020113183U CN211651042U CN 211651042 U CN211651042 U CN 211651042U CN 202020113183 U CN202020113183 U CN 202020113183U CN 211651042 U CN211651042 U CN 211651042U
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- shell
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- rotating shaft
- drying
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Abstract
The utility model provides a drying device, which comprises a shell, wherein the shell comprises an inner shell and an outer shell which are coaxially arranged, a first heating cavity is formed between the outer wall of the inner shell and the inner wall of the outer shell, a coil pipe is arranged in the first heating cavity, heat conducting oil is arranged in the first heating cavity, a first oil inlet and a first steam inlet are arranged at the upper end of the shell, and a first oil outlet and a first steam outlet are arranged at the lower end of the shell; be equipped with the drying chamber in the interior casing, the pivot that the level set up is installed with rotating in the drying chamber, and the pivot lateral wall is provided with the stirring leaf along axis direction equidistance, has seted up the centre bore in the pivot and has formed the second and heat the chamber, and the second heats the intracavity and is equipped with the heating pipe, and the head and the steam pipe of heating pipe are connected, and the afterbody and the condensate pipe of heating pipe are connected, stirring leaf internal shaping have with the heat conduction chamber that the second heated the chamber intercommunication, the second heat the chamber with be equipped with the. The utility model discloses drying equipment, simple structure is compact, and drying efficiency is high and effectual.
Description
Technical Field
The utility model relates to a coating production facility, in particular to drying equipment.
Background
I produced various powder coating auxiliaries, including a multifunctional series leveling agent, a brightening agent, a delustering curing agent, an anti-yellowing delustering agent, acrylic acid delustering resin, an HAA curing agent, an embossing agent, benzoin, a graining agent, a charging agent and the like. In the production of powder coating, drying is an indispensable process, and the traditional drying machine has low drying efficiency, so that the overall production efficiency is influenced.
SUMMERY OF THE UTILITY MODEL
【1】 Technical problem to be solved
The to-be-solved technical problem of the utility model is to provide a compact structure, drying efficiency height, effectual and the big drying equipment of single drying capacity.
【2】 Technical scheme for solving problems
The utility model provides a feed inlet 11 and gas vent 111 drying equipment, including casing 1, the casing includes coaxial setting's interior casing 182 and shell body 181, interior casing with the tip of shell body passes through the end plate and is connected, be equipped with the clearance between interior casing outer wall and the shell body inner wall and form first heating chamber 100, be equipped with coil pipe 183 that is used for the heating in the first heating chamber, and be equipped with the conduction oil in the first heating chamber, the upper end of casing is equipped with the first oil inlet 141 who communicates the first heating chamber, and the first steam inlet 131 of intercommunication the coil pipe head, the lower extreme of casing is equipped with the first oil-out 142 that communicates the first heating chamber, and the first steam outlet 132 of intercommunication the afterbody of coil pipe; a drying cavity with a circular cross section is arranged in the inner shell, a rotating shaft 2 which is horizontally arranged is rotatably arranged in the drying cavity, two ends of the rotating shaft 2 penetrate through the shell and extend out of the shell, and the end part of the rotating shaft is connected with a speed reducing motor through a transmission chain or a belt; stirring blades 21 are equidistantly arranged on the side wall of the rotating shaft 2 along the axis direction, a central hole is formed in the rotating shaft to form a second heating cavity 200, a heating pipe 3 is arranged in the second heating cavity, two ends of the heating pipe extend out of the rotating shaft, the head of the heating pipe is used as a steam inlet end to be connected with a steam pipe, the tail of the heating pipe is used as a steam outlet end to be connected with a condensate pipe, a dynamic sealing element is arranged between the end part of the rotating shaft and the outer wall of the heating pipe, a heat conducting cavity communicated with the second heating cavity is formed in each stirring blade, and heat conducting oil is arranged in each second heating cavity and the heat conducting cavity; the upper end of the shell is provided with a feed inlet 11 and an exhaust port 111 which are communicated with the drying cavity, and the lower end of the shell is provided with a discharge port 12 which is communicated with the drying cavity.
Furthermore, a temperature gauge and/or a pressure gauge 15 connected with the drying cavity is/are arranged on the side wall of the shell.
Further, the stirring blade comprises a hollow rod body 21 and a stirring blade body 22 arranged at the tail of the rod body, a cavity 210 used for containing heat conduction oil is formed in the rod body, and the head of the rod body is connected to the side wall of the rotating shaft in a sealing mode through threads.
Further, the root cover of the body of rod is equipped with reinforcement sleeve 23, the inner wall of reinforcement sleeve laminate in the body of rod outer wall, the terminal surface of reinforcement sleeve laminate in the outer wall of pivot.
Furthermore, the reinforcing sleeve and the rod body, and the reinforcing sleeve and the rotating shaft are fixed and sealed through welding.
Furthermore, the side wall of the outer shell is provided with a heat insulation layer.
Further, the stirring blade bodies on the stirring blades are obliquely arranged.
Further, the elastic component is a wave spring.
Furthermore, the inner wall of the sleeve is provided with at least two annular grooves, and sealing rings are arranged in the annular grooves.
【3】 Advantageous effects
The utility model has simple and compact structure, synchronous heating of the stirring blade and the shell, high drying efficiency, good effect, large single drying capacity, improved drying efficiency and reduced drying time, thereby improving the overall production efficiency; the heat conduction oil is heated through steam, so that the heating is fast and the temperature stability is good.
Drawings
Fig. 1 is a schematic structural view of the drying apparatus of the present invention;
fig. 2 is a transverse sectional view of the drying apparatus of the present invention;
fig. 3 is a transverse sectional view of the stirring blade of the drying device of the present invention;
fig. 4 is a longitudinal sectional view of the stirring blade of the drying apparatus of the present invention;
fig. 5 is a schematic structural diagram of the dynamic sealing element of the drying apparatus of the present invention.
Detailed Description
The embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
Referring to fig. 1 to 5, the utility model provides a drying device for dry powder coating and auxiliary agent, which comprises a housing 1, the whole casing is the cylindrical of level setting, in detail, the casing includes the inner casing 182 and the outer casing 181 of coaxial setting, inner casing and outer casing are the cylinder of level setting, the tip of inner casing and outer casing passes through the end plate to be connected fixedly, be equipped with the clearance and form first heating chamber 100 between inner casing outer wall and the outer casing inner wall, be equipped with coil pipe 183 that is used for heating in the first heating chamber, the whole spiral of this coil pipe, and coaxial with the casing, first heating chamber is sealed chamber, it has the conduction oil to fill in the first heating chamber; in order to avoid heat radiation, a heat preservation and insulation layer is arranged on the side wall of the outer shell, in the embodiment, the heat preservation and insulation layer is one or more of glass wool, rock wool, expanded perlite, micro-nano heat insulation and foamed cement, a drying cavity with a circular cross section is arranged in the inner shell, the whole body of the drying cavity is a horizontally arranged cylindrical cavity, and a first oil inlet 141, a first steam inlet 131, a feed inlet 11 and an exhaust port 111 are arranged at the upper end of the shell, wherein the first oil inlet is communicated with the first heating cavity and is connected with an oil inlet pipe for adding heat conduction oil, the first steam inlet is connected with the head (inlet) of the coil pipe for inputting water vapor and is connected with a steam pipe, the feed inlet is communicated with the drying cavity and is used for feeding powder to be dried and is connected with a feed pipe, and the exhaust port is communicated with the drying cavity and is used for exhausting or extracting air and; a first oil outlet 142, a first steam outlet 132 and a discharge outlet 12 are arranged at the lower end of the shell, wherein the first oil outlet is communicated with a first heating cavity, heat conducting oil is discharged and is connected with an oil outlet pipe, when the shell normally works, a first oil inlet and a first oil outlet are both in a closed state, the heating cavity is filled with the heat conducting oil, the heat conducting oil is uniformly heated under the action of a heating pipe and is used for heating the side wall of the inner shell, the first oil inlet and the first oil outlet are used for changing oil, in a normal state, the two oil ports are in a closed state, and the first steam outlet is connected with the tail part (condensate outlet) of the coil pipe and is used for discharging condensate water and is connected with a condensing pipe; the discharge port is communicated with the drying cavity and used for discharging the dried material; a horizontally arranged rotating shaft 2 is rotatably installed in the drying cavity, two ends of the rotating shaft 2 penetrate through the shell and extend out of the shell, a bearing seat 16 is arranged on an end plate, two ends of the rotating shaft are arranged on the bearing seat so as to realize support and rotation, a sealing element is arranged between the rotating shaft and the shell so as to enable the drying cavity inside to be a sealed cavity, and a belt wheel or a gear 17 is arranged at the end part of the rotating shaft and is connected with a speed reduction motor through a transmission chain or a belt; stirring blades 21 are equidistantly arranged on the side wall of a rotating shaft 2 along the axial direction, meanwhile, a central hole is arranged on the rotating shaft and forms a second heating cavity 200, the central hole is coaxial with the rotating shaft, and two ends of the central hole are penetrated through, a heating pipe 3 is arranged in the second heating cavity, the heating pipe is a straight pipe, in order to improve the heating effect, a radiating fin is arranged on the side wall of the heating pipe, two ends of the heating pipe extend out of the rotating shaft, the head of the heating pipe is used as a steam inlet end and is connected with a steam pipe, the tail of the heating pipe is used as a steam outlet end and is connected with a condensate pipe, a movable sealing element is arranged between the end part of the rotating shaft and the outer wall of the heating pipe, in particular, a sleeve 5 is sleeved outside the heating pipe at the end part of the rotating shaft, the sleeve is coaxially arranged with the central hole, and the movable sealing element, according to a certain gap between the mounting hole and the outer wall of the sleeve, the mounting hole and the outer wall of the sleeve are not contacted, the gap is 1-5mm, the sleeve 5 is sleeved in the mounting hole, a static ring component fixed on the side wall of the sleeve and a moving ring component fixed on the sealing element shell are arranged in the sealing element shell, the moving ring component comprises a moving ring 43, and a sealing ring is arranged between the moving ring and the sealing element shell; the static ring assembly comprises a spring seat 44 and a static ring seat 46, the spring seat is fixed on the side wall of the sleeve through a screw to avoid radial rotation and axial sliding, a static ring 47 facing the moving ring is arranged at the end part of the static ring seat, an elastic part 45 is arranged between the static ring seat and the spring seat and pushes the static ring seat to enable the static ring to be attached to the moving ring, and the end faces of the static ring and the moving ring are attached to form sealing; the side wall of the sleeve positioned outside the dynamic sealing element is connected with the shell through a bracket 51, so that the sleeve is fixed and is prevented from rotating along with the rotation of the rotating shaft; in order to improve the drying effect and efficiency, a heat conduction cavity communicated with the second heating cavity is formed in the stirring blade, heat conduction oil is arranged in the second heating cavity and the heat conduction cavity, therefore, the heat conduction oil in the second heating cavity can enter the heat conduction cavity, the heating of the rotary shaft and the stirring blade is realized, the heat contact area with raw materials is improved, and the drying efficiency is improved, in particular, the stirring blade comprises a hollow rod body 21 and a stirring blade body 22 arranged at the tail part of the rod body, a cavity 210 for containing the heat conduction oil is formed in the rod body, the head part of the rod body is connected to the side wall of the rotary shaft through thread sealing, the axis of the rod body is vertical and intersected with the axis of the rotary shaft, the stirring blade body on the stirring blade is obliquely arranged, in the embodiment, the feeding port and the discharging port are positioned at the center of the shell, the inclination directions of the stirring blades positioned at two sides of the feeding port and the discharging, about 1-3mm, and has material conveying effect; because the rod body is of a hollow structure, in order to improve the structural strength, the root of the rod body is sleeved with the reinforcing sleeve 23, the inner wall of the reinforcing sleeve is attached to the outer wall of the rod body, the end face of the reinforcing sleeve is attached to the outer wall of the rotating shaft, and the reinforcing sleeve and the rod body, the reinforcing sleeve and the rotating shaft are fixed through welding and sealed through welding seams, so that the sealing effect is further improved; the side wall of the shell is provided with a thermometer and a pressure gauge 15 which are connected with the drying cavity and used for visually knowing the temperature and the pressure in the drying cavity.
The utility model has simple and compact structure, synchronous heating of the stirring blade and the shell, high drying efficiency, good effect, large single drying capacity, improved drying efficiency and reduced drying time, thereby improving the overall production efficiency; the heat conduction oil is heated through steam, so that the heating is fast and the temperature stability is good.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the technical principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. A drying apparatus, characterized by: the heating device comprises a shell, wherein the shell comprises an inner shell and an outer shell which are coaxially arranged, the end parts of the inner shell and the outer shell are connected through end plates, a gap is formed between the outer wall of the inner shell and the inner wall of the outer shell to form a first heating cavity, a coil pipe for heating is arranged in the first heating cavity, heat conducting oil is arranged in the first heating cavity, a first oil inlet communicated with the first heating cavity and a first steam inlet communicated with the head part of the coil pipe are arranged at the upper end of the shell, and a first oil outlet communicated with the first heating cavity and a first steam outlet communicated with the tail part of the coil pipe are arranged at the lower end of the shell; a drying cavity with a circular cross section is arranged in the inner shell, a rotating shaft which is horizontally arranged is rotatably arranged in the drying cavity, two ends of the rotating shaft penetrate through the shell and extend out of the shell, and the end part of the rotating shaft is connected with a speed reducing motor through a transmission chain or a belt; stirring blades are equidistantly arranged on the side wall of the rotating shaft along the axis direction, a central hole is formed in the rotating shaft to form a second heating cavity, a heating pipe is arranged in the second heating cavity, two ends of the heating pipe extend out of the rotating shaft, the head of the heating pipe is used as a steam inlet end to be connected with a steam pipe, the tail of the heating pipe is used as a steam outlet end to be connected with a condensate pipe, a dynamic sealing element is arranged between the end part of the rotating shaft and the outer wall of the heating pipe, a heat conduction cavity communicated with the second heating cavity is formed in each stirring blade, and heat conduction oil is arranged in each second heating cavity and the heat conduction cavity; the upper end of the shell is provided with a feed inlet and an exhaust outlet which are communicated with the drying cavity, and the lower end of the shell is provided with a discharge outlet which is communicated with the drying cavity.
2. Drying apparatus according to claim 1, wherein: the lateral wall of casing be equipped with thermometer and/or manometer that the drying chamber is connected.
3. Drying apparatus according to claim 1, wherein: the stirring blade comprises a hollow rod body and a stirring blade body arranged at the tail of the rod body, a cavity used for containing heat conduction oil is formed in the rod body, and the head of the rod body is connected with the side wall of the rotating shaft in a sealing mode through threads.
4. Drying apparatus according to claim 3, wherein: the root cover of the body of rod is equipped with the uide bushing, the inner wall of uide bushing laminate in the body of rod outer wall, the terminal surface laminate of uide bushing in the outer wall of pivot.
5. Drying apparatus according to claim 4, wherein: the reinforcing sleeve and the rod body as well as the reinforcing sleeve and the rotating shaft are fixed and sealed by welding.
6. Drying apparatus according to claim 1, wherein: the heating tube at the end part of the rotating shaft is sleeved with a sleeve, the dynamic sealing element is arranged between the outer wall of the sleeve and the end part of the rotating shaft, the dynamic sealing element comprises a sealing element shell fixed at the end part of the rotating shaft, a mounting hole for allowing the sleeve to pass through is formed in the sealing element shell, the sleeve is sleeved in the mounting hole, a static ring assembly fixed on the side wall of the sleeve and a dynamic ring assembly fixed on the sealing element shell are arranged in the sealing element shell, the dynamic ring assembly comprises a dynamic ring, and a sealing ring is arranged between the dynamic ring and the sealing element shell; the static ring assembly comprises a spring seat and a static ring seat, the spring seat is fixed on the side wall of the sleeve through a screw, a static ring facing the moving ring is arranged at the end part of the static ring seat, an elastic part is arranged between the static ring seat and the spring seat, and the elastic part pushes the static ring seat and enables the static ring to be attached to the moving ring; the side wall of the sleeve is connected with the shell through a bracket.
7. Drying apparatus according to claim 1, wherein: and a heat insulation layer is arranged on the side wall of the outer shell.
8. Drying apparatus according to claim 3, wherein: the stirring blade bodies on the stirring blades are obliquely arranged.
9. Drying apparatus according to claim 6, wherein: the elastic component is a wave spring.
10. Drying apparatus according to claim 6, wherein: the inner wall of the sleeve is provided with at least two annular grooves, and sealing rings are arranged in the annular grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020113183.9U CN211651042U (en) | 2020-01-17 | 2020-01-17 | Drying equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020113183.9U CN211651042U (en) | 2020-01-17 | 2020-01-17 | Drying equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211651042U true CN211651042U (en) | 2020-10-09 |
Family
ID=72683223
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020113183.9U Active CN211651042U (en) | 2020-01-17 | 2020-01-17 | Drying equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211651042U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116336772A (en) * | 2023-04-17 | 2023-06-27 | 常州市格雷特化工工程有限公司 | High-temperature dryer for preparing lithium hexafluorophosphate |
-
2020
- 2020-01-17 CN CN202020113183.9U patent/CN211651042U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116336772A (en) * | 2023-04-17 | 2023-06-27 | 常州市格雷特化工工程有限公司 | High-temperature dryer for preparing lithium hexafluorophosphate |
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