CN216799858U - Nylon elastomer tackifying rotary drum equipment - Google Patents
Nylon elastomer tackifying rotary drum equipment Download PDFInfo
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- CN216799858U CN216799858U CN202123316197.4U CN202123316197U CN216799858U CN 216799858 U CN216799858 U CN 216799858U CN 202123316197 U CN202123316197 U CN 202123316197U CN 216799858 U CN216799858 U CN 216799858U
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- rotary drum
- heat exchange
- drum
- shaft
- nylon elastomer
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Abstract
The utility model discloses equipment for a nylon elastomer tackifying rotary drum, which comprises a rotary drum which is obliquely arranged, wherein a material inlet and a material outlet are arranged on the rotary drum, a vacuum pumping hole is coaxially arranged on the rotary drum, a coil pipe with the diameter changing in a gradient manner is fixed in an inner cavity of the rotary drum, and a heat exchange pipe in the coil pipe has a certain gap. According to the nylon elastomer tackifying rotary drum equipment, the coil pipes with the diameter changing in a gradient manner are fixed in the inner cavity of the rotary drum, so that different sites in the rotary drum can be covered, heating is more uniform, and an auxiliary material stirring effect can be achieved; set up the coil pipe fixed plate, the coil pipe of being convenient for is fixed simultaneously, also can play the effect of supplementary stirring.
Description
Technical Field
The utility model relates to the technical field of polymerization reaction stirring equipment, in particular to nylon elastomer tackifying rotary drum equipment.
Background
After the prepolymer of the nylon elastomer is polymerized, the viscosity needs to be further increased, at the moment, a rotary drum needs to be adopted to carry out solid-phase tackifying on the raw materials, and the rotary drum solid-phase polycondensation tackifying refers to heating the prepolymer with certain molecular weight in the rotary drum to a temperature higher than the glass transition temperature of the prepolymer below the melting point of the prepolymer, then vacuumizing the inner cavity of the rotary drum or protecting the rotary drum by inert gas and taking away small molecular products, so that the raw materials are tackified.
Therefore, the temperature of the reaction in the drum should be relatively uniform, and meanwhile, the materials in the drum are solid, and the materials can be properly dispersed and stirred in the rotating process of the drum, but the heating pipe is generally arranged on the inner wall of the shell of the traditional drum equipment, and the drum which is only obliquely arranged rotates to achieve the effects of mixing and heating, so that the effect is relatively poor and needs to be improved.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to solving, at least in part, one of the technical problems in the related art. Therefore, one purpose of the utility model is to provide a nylon elastomer tackifying rotary drum device, wherein a heat exchange coil with a diameter changing in a gradient manner is arranged in a rotary drum, so that each area in the rotary drum is heated uniformly, and meanwhile, the stirring can be assisted.
The technical scheme of the utility model is as follows:
the utility model provides a nylon elastomer tackification rotary drum equipment, is provided with into discharge gate including the rotatable rotary drum that the slope set up on the rotary drum to coaxially be equipped with the vacuum extraction opening on the rotary drum, be fixed with the coil pipe that diameter gradient changes in the rotary drum inner chamber, and the heat exchange tube in the coil pipe has certain clearance.
Furthermore, a vacuum end drum shaft and a heat exchange end drum shaft which are coaxially arranged are fixed on the end side of the drum, and the vacuum end drum shaft and the heat exchange end drum shaft are arranged in a hollow mode.
Furthermore, the end side of the vacuum end rotary drum shaft is connected with a vacuum end hollow shaft, and a gear is assembled on the vacuum end hollow shaft for subsequent transmission.
Furthermore, a rotary joint is connected to the end side of the hollow shaft at the vacuum end for connecting a vacuum air extraction device for extracting air from the rotary drum.
Furthermore, a hollow pipe communicated with the rotary joint is arranged in the hollow shaft at the vacuum end and used for being connected with an air exhaust cap, the hollow pipe can rotate relative to the hollow shaft at the vacuum end and the rotary drum shaft at the vacuum end, and meanwhile, the port of the air exhaust cap extends to be close to the top of the rotary drum.
Further, the outer diameter of the heat exchange tube in the middle of the coil is smaller than the outer diameters of the heat exchange tubes at the two ends.
Furthermore, the feed inlet and the discharge outlet of the coil pipe are arranged in parallel at the same side and penetrate out of the heat exchange end drum shaft.
Furthermore, the heat exchange end drum shaft end side is connected with a heat exchange end hollow shaft, the heat exchange end hollow shaft end side is connected with a rotary joint, and the feed inlet and the discharge outlet are respectively connected with an interface of the rotary joint and used for heat exchange through circulation of heat exchange liquid in the coil pipe.
Further, a coil fixing plate is fixed on the side wall of the inner cavity of the rotary drum, and a plurality of positioning holes are formed in the coil fixing plate and used for positioning the coil in a penetrating mode.
Further, the end of the coil fixing plate is narrowed.
The utility model has the following beneficial effects: the coil pipes with the diameter changing in a gradient manner are fixed in the inner cavity of the rotary drum, so that different positions in the rotary drum can be covered, the heating is more uniform, and the function of assisting the stirring of materials can be achieved; set up the coil pipe fixed plate, the coil pipe of being convenient for is fixed simultaneously, also can play the effect of supplementary stirring.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a schematic structural view of a nylon elastomer tackifying rotary drum device provided by the utility model;
FIG. 2 is a schematic cross-sectional view of the interior of the transfer drum of FIG. 1;
FIG. 3 is a schematic view of the construction of the coil;
FIG. 4 is a schematic structural view of a coil fixing plate;
fig. 5 is a structural schematic diagram of a modified scheme of the coil fixing plate.
In the figure: 1-rotating the drum; 11-feeding and discharging port; 12-an extraction cap; 21-vacuum end drum shaft rotation; 22-heat exchange end drum shaft; 31-vacuum end hollow shaft; 32-heat exchange end hollow shaft; 4-a rotary joint; 5-coiling the pipe; 51-a feed inlet; 52-discharge hole; 6-coil pipe fixing plate; 61-positioning holes.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.
Referring to fig. 1-3, a nylon elastomer tackifying rotary drum device comprises a rotatable rotary drum 1 which is obliquely arranged, wherein a material inlet and outlet 11 is arranged on the rotary drum 1, a vacuum extraction opening is coaxially arranged on the rotary drum 1, a coil pipe 5 with a diameter changing in a gradient manner is fixed (welded) in an inner cavity of the rotary drum 1, and a heat exchange pipe in the coil pipe 5 has a certain gap and can cover different sites in the rotary drum 1, so that the heating is more uniform, and meanwhile, the nylon elastomer tackifying rotary drum device can also play a role in assisting material stirring.
In particular, the method comprises the following steps of,
a vacuum end drum shaft 21 and a heat exchange end drum shaft 22 which are coaxially arranged are fixed on the end side of the rotary drum 1, and the vacuum end drum shaft 21 and the heat exchange end drum shaft 22 are arranged in a hollow manner;
the end side of the vacuum end rotary drum shaft 21 is connected with a vacuum end hollow shaft 31, and a gear is assembled on the vacuum end hollow shaft 31 for subsequent transmission.
The end side of the hollow shaft 31 at the vacuum end is connected with a rotary joint 4 for connecting vacuum air extraction equipment and extracting air from the rotary drum 1; in order to avoid the leakage of the materials from the vacuum end rotary drum shaft 21, a hollow pipe communicated with the rotary joint 4 is arranged in the vacuum end hollow shaft 31 and is used for connecting the air suction cap 12, the hollow pipe can rotate relative to the vacuum end hollow shaft 31 and the vacuum end rotary drum shaft 21, and meanwhile, the port of the air suction cap 12 extends to be close to the top of the rotary drum 1.
In this embodiment, the outer diameter of the heat exchange tube in the middle of the coil 5 is smaller than the outer diameters of the heat exchange tubes at the two ends. In addition, the feed inlet 51 and the discharge outlet 52 of the coil 5 are arranged in parallel on the same side and penetrate out of the heat exchange end drum shaft 22, the end side of the heat exchange end drum shaft 22 is connected with the heat exchange end hollow shaft 32, the end side of the heat exchange end hollow shaft 32 is connected with (two-in and two-out) the rotary joint 4, and the feed inlet 51 and the discharge outlet 52 are respectively connected with interfaces of the rotary joint 4 and used for heat exchange liquid in the coil 5 to circulate for heat exchange.
The vacuum end hollow shaft 31 and the heat exchange end hollow shaft 32 are both fixed on the support through bearings.
Further refer to fig. 2 and 4, for making things convenient for coil pipe 5 to fix, be fixed with coil pipe fixed plate 6 on the lateral wall of drum 1 inner chamber, be provided with a plurality of locating holes 61 on coil pipe fixed plate 6 for coil pipe 5 wears to establish the location, simultaneously, sets up coil pipe fixed plate 6 and can slightly be outstanding and drum 1 inner wall, plays certain stirring effect.
Considering that the materials are mixed when the stirring is convenient, referring to fig. 5, the end of the coil fixing plate 6 is narrowed to facilitate the movement of the materials.
In the present application, the structures and the connection relations that are not described in detail are all the prior art, and the structures and the principles thereof are known in the prior art and are not described herein again.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (10)
1. The utility model provides a tackified rotary drum equipment of nylon elastomer, is provided with into discharge gate including the rotatable rotary drum that the slope set up on the rotary drum to the coaxial vacuum extraction opening that is equipped with on the rotary drum, its characterized in that: a coil pipe with the diameter changing in a gradient manner is fixed in the inner cavity of the rotary drum, and a heat exchange pipe in the coil pipe has a certain gap.
2. The nylon elastomer tackified drum device of claim 1, wherein: the side of the rotary drum is fixed with a vacuum end rotary drum shaft and a heat exchange end rotary drum shaft which are coaxially arranged, and the vacuum end rotary drum shaft and the heat exchange end rotary drum shaft are arranged in a hollow manner.
3. The nylon elastomer tackified drum device of claim 2, wherein: the vacuum end rotary drum is characterized in that the end side of the vacuum end rotary drum shaft is connected with a vacuum end hollow shaft, and a gear is assembled on the vacuum end hollow shaft for subsequent transmission.
4. The nylon elastomer tackified drum device of claim 3, wherein: and a rotary joint is connected to the end side of the hollow shaft at the vacuum end and is used for connecting vacuum pumping equipment and pumping the rotary drum.
5. The nylon elastomer tackified drum device of claim 4, wherein: the hollow tube communicated with the rotary joint is arranged in the hollow shaft at the vacuum end and used for connecting the air exhaust cap, the hollow tube can rotate relative to the hollow shaft at the vacuum end and the rotary drum shaft at the vacuum end, and meanwhile, the port of the air exhaust cap extends to be close to the top of the rotary drum.
6. A nylon elastomer tackified drum device as claimed in any one of claims 2 to 5, wherein: the outer diameter of the heat exchange tube in the middle of the coil is smaller than that of the heat exchange tubes at the two ends.
7. The nylon elastomer tackified drum device of claim 6, wherein: the feed inlet and the discharge outlet of the coil pipe are arranged in parallel at the same side and penetrate out of the heat exchange end drum shaft.
8. The nylon elastomer tackified drum device of claim 7, wherein: the heat exchange end rotary drum is characterized in that the end side of the heat exchange end rotary drum shaft is connected with a heat exchange end hollow shaft, the end side of the heat exchange end hollow shaft is connected with a rotary joint, and the feed port and the discharge port are respectively connected with an interface of the rotary joint and used for heat exchange through circulation of heat exchange liquid in the coil pipe.
9. A nylon elastomer tackified drum device as claimed in any one of claims 1 to 5, 7, 8, wherein: a coil fixing plate is fixed on the side wall of the inner cavity of the rotary drum, and a plurality of positioning holes are formed in the coil fixing plate and used for positioning the coil in a penetrating mode.
10. The nylon elastomer tackified drum device of claim 9, wherein: the end of the coil fixing plate is narrowed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123316197.4U CN216799858U (en) | 2021-12-27 | 2021-12-27 | Nylon elastomer tackifying rotary drum equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123316197.4U CN216799858U (en) | 2021-12-27 | 2021-12-27 | Nylon elastomer tackifying rotary drum equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216799858U true CN216799858U (en) | 2022-06-24 |
Family
ID=82055509
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123316197.4U Active CN216799858U (en) | 2021-12-27 | 2021-12-27 | Nylon elastomer tackifying rotary drum equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216799858U (en) |
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2021
- 2021-12-27 CN CN202123316197.4U patent/CN216799858U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Nylon elastomer tackifier drum equipment Effective date of registration: 20230320 Granted publication date: 20220624 Pledgee: Zhang Shunan Pledgor: ZHEJIANG SUHZ TECHNOLOGY Co.,Ltd. Registration number: Y2023330000565 |