CN214486138U

CN214486138U - Polyurethane finish curing agent recovery unit

Info

Publication number: CN214486138U
Application number: CN202022199186.1U
Authority: CN
Inventors: 王书传; 朱腾; 任广义; 王欢
Original assignee: Xinhe New Material Suzhou Co ltd
Current assignee: Xinhe New Material Suzhou Co ltd
Priority date: 2020-09-30
Filing date: 2020-09-30
Publication date: 2021-10-26
Anticipated expiration: 2030-09-30

Abstract

The utility model relates to the field of coating production equipment, in particular to a polyurethane finish curing agent recovery device, which is communicated with the bottom of a polyurethane finish curing agent production kettle body through a recovery pipeline and comprises a shell, a cover body arranged on the shell, a stirring shaft which is rotatably arranged on the cover body and extends into the shell, a driving mechanism arranged on the cover body and used for driving the stirring shaft, an exhaust pipe which is arranged on the cover body and is positioned at one side of the stirring shaft and communicated with the interior of the shell, an exhaust pump arranged on the exhaust pipe, and a filtering device communicated with the recovery pipeline, a filter mounting hole is arranged on one side of the cover body opposite to the exhaust pipe, the filter device is detachably arranged in the filter mounting hole, the cover body is provided with an air pressure measuring meter used for checking the air pressure inside the shell on one side opposite to the exhaust pipe, the lower end of the shell is provided with a discharge pipe, and the discharge pipe is provided with a valve. The technical problems of pollution and waste caused by direct cleaning and discharging of curing agent excess materials are solved.

Description

Polyurethane finish curing agent recovery unit

Technical Field

The utility model relates to a coating production facility field especially relates to a polyurethane finish paint curing agent recovery unit.

Background

At present, the production and use of a curing agent are involved in the production of polyurethane finish paint, and the production is usually carried out by utilizing a polyurethane finish paint curing agent production kettle body, such as Chinese patent application numbers: CN201911033765.4 discloses a curing agent coating production is with mixing of colors device, including mixing of colors jar, the top outer wall of mixing of colors jar is fixed with the cover, and opens one side of cover top outer wall has the inlet pipe, and the inner wall of inlet pipe is provided with a quantification section of thick bamboo, the top outer wall of a quantification section of thick bamboo is provided with the feeder hopper, the bottom outer wall of mixing of colors jar is provided with row material pipe, and arranges the outer wall of material pipe and be provided with sealed lid, the bottom outer wall of cover rotates through the bearing and is connected with the dwang, and the outer wall of dwang is fixed with the stirring leaf, one side outer wall of stirring leaf is opened there is the water conservancy diversion hole, the top outer wall of cover is fixed with the motor.

When the existing curing agent is used, excess materials are often generated, and the excess materials are usually treated by introducing water flow for cleaning and then discharged, so that the operation is easy to generate pollution, and great waste is also caused.

SUMMERY OF THE UTILITY MODEL

Therefore, to foretell problem, the utility model provides a polyurethane finish paint curing agent recovery unit, it has solved the direct pollution and the extravagant technical problem that discharges and cause of curing agent clout.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a polyurethane finish paint curing agent recovery unit, its bottom through recovery pipeline and polyurethane finish paint curing agent production cauldron body communicates, including the casing, locate the lid on the casing, rotationally locate on the lid and stretch into the inside (mixing) shaft of casing, locate the actuating mechanism who is used for driving the (mixing) shaft on the lid, locate on the lid lie in the inside exhaust tube of (mixing) shaft one side's intercommunication casing, locate aspiration pump on the exhaust tube, with the filter equipment of recovery pipeline intercommunication, lie in on the lid and be equipped with the filtration mounting hole on the relative one side of exhaust tube, filter equipment detachably locates in the filtration mounting hole, lie in on the lid and be equipped with the barometer that is used for examining the inside atmospheric pressure of casing on the relative one side of exhaust tube, be equipped with the blow-off pipe on the casing lower extreme, be equipped with the valve on the blow-off pipe.

Further, the shell comprises an outer shell and an inner shell, a cavity is formed between the outer shell and the inner shell, and an electric heating pipe device is installed in the cavity.

Further, the inner shell is made of high-heat-conduction material, and the outer shell is made of low-heat-conduction material.

Further, filter equipment is including filtering the casing, locating the inlet pipe of filtering the casing upper end, locating discharge gate, the detachably of filtering the casing lower extreme and locate the toper guide ring of discharge gate department, locate and filter the more than two filter screens that lie in toper guide ring top in the casing, support through supporting the cover between the two adjacent filter screens is in order to realize the interval.

Furthermore, one of the inner side wall of the filtering shell, which is close to the inlet pipe, is provided with a baffle ring, and the filter screen on the uppermost layer is supported against the lower end of the baffle ring through the supporting sleeve and the pushing of the conical guide ring.

Furthermore, a horizontal top surface which is abutted against the filter screen at the lowest layer is arranged at the upper end of the conical material guide ring.

Furthermore, a boss is arranged at the position of the upper end of the cover body of the filtering shell, and the boss and the cover body are sealed through a rubber sealing ring.

By adopting the technical scheme, the beneficial effects of the utility model are that:

1. this scheme is through filtering mounting hole, filter equipment's setting, can realize that the recovery pipeline retrieves the internal clout of polyurethane finish paint curing agent production cauldron to can effectively realize filtering when retrieving, prevent the entering of impurity, the precipitate that exist among them. And the filtering device can be detached, thereby effectively realizing the cleaning of impurities and precipitates. Through exhaust tube, aspiration pump, can realize the negative pressure in the casing, can effectively strengthen going on that the clout was retrieved for recovery efficiency promotes. Through the setting of air pressure measurement meter, can effectively realize the control to the negative pressure. The setting of (mixing) shaft, actuating mechanism can effectively prevent solidification, the sediment of curing agent in the casing. Thereby reducing pollution and saving raw materials.

2. The setting of shell body, interior casing, cavity, electric heating pipe device can effectively realize the heating to curing agent in the shell body to effectively keep the stability of the state of curing agent clout.

3. The inner shell body is made of high heat conduction materials, and the outer shell body is made of low heat conduction materials, so that the heating effect can be effectively improved, the heat loss is prevented, and the cost is saved.

4. The structure setting of filter equipment can effectively realize the multiple-layer filtering, and the mesh that is located the filter screen of the superiors can be great, and the mesh that is located the filter screen of lower floor can be less, realizes the layered filtration like this, improves the filter effect. And the arrangement of the conical material guide ring and the support sleeve can effectively realize the fastening of the filter screen.

5. The arrangement of the baffle ring and the horizontal top surface is favorable for the stability of the installation of the filter screen.

6. The arrangement of the boss and the rubber sealing ring can effectively realize sealing and improve the sealing property in the shell.

Drawings

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

fig. 2 is an enlarged view at a in fig. 1.

Detailed Description

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

Referring to fig. 1 and fig. 2, the embodiment provides a polyurethane finish curing agent recovery unit, which is communicated with the bottom of a polyurethane finish curing agent production kettle through a recovery pipeline 2, and the recovery unit comprises a casing 1, a cover 3 arranged on the casing 1, a stirring shaft 4 rotatably arranged on the cover 3 and extending into the casing 1, a driving mechanism 5 arranged on the cover 3 and used for driving the stirring shaft 4, an exhaust pipe 6 arranged on the cover 3 and located inside the casing 1 on one side of the stirring shaft 4, an exhaust pump 7 arranged on the exhaust pipe 6, and a filtering device 8 communicated with the recovery pipeline 2, wherein the casing 1 comprises an outer casing 11 and an inner casing 12, a cavity 13 is formed between the outer casing 11 and the inner casing 12, and an electric heating pipe device 9 is arranged in the cavity 13. The inner shell 12 is a high thermal conductive material, and the outer shell 11 is a low thermal conductive material. Be equipped with on the lid 3 that lies in the relative one side of exhaust tube 6 and filter mounting hole 31, filter equipment 8 detachably locates in filtering mounting hole 31, lie in on the relative one side of exhaust tube 6 on the lid 3 and be equipped with the barometer 32 that is used for examining the inside atmospheric pressure of casing, be equipped with row material pipe 14 on the casing 1 lower extreme, be equipped with valve 15 on arranging material pipe 14.

The filtering device 8 comprises a filtering shell 81, a feeding pipe 82 arranged at the upper end of the filtering shell 81, a discharge hole 83 arranged at the lower end of the filtering shell 81, a conical material guiding ring 84 detachably arranged at the discharge hole 83, and four filtering nets 85 arranged in the filtering shell 81 and positioned above the conical material guiding ring 84, wherein the two adjacent filtering nets are supported by a supporting sleeve 86 to realize spacing. One end of the inner side wall of the filtering shell 81 close to the feeding pipe 82 is provided with a baffle ring 87, and the uppermost filtering net 85 is supported against the lower end of the baffle ring 87 through the support sleeve 86 and the pushing of the conical guide ring 84. The upper end of the conical guide ring 84 is provided with a horizontal top surface 841 which is abutted against the filter screen 85 at the lowest layer. The filtering shell 81 is provided with a boss 811 at the upper end of the cover 3, and the boss 811 and the cover 3 are sealed by a rubber sealing ring 88.

The air pump, the driving mechanism, the air pressure gauge, the valve and the electric heating device are all conventional devices which are commercially available, and the structure is known and not described herein. The number of the filter screens can be increased or decreased according to actual needs, the number of the corresponding support sleeves is increased or decreased accordingly, and the aperture of each filter screen is reduced from top to bottom in sequence. The conical material guide ring and the filtering shell can be connected through threads or can be connected through conventional detachable modes such as clamping and the like. The above-mentioned recovery pipeline 2 is detachably connected with the feeding pipe 82, and a valve can be arranged on the recovery pipeline 2 to realize the sealing of the feeding. The outer shell can be made of composite materials, such as composite plates of iron plates and aluminum silicate plates, or other heat-insulating composite plates, and the inner shell can be made of conventional metal materials, such as steel. The lower end of the shell can be provided with a support base body so as to realize stable support.

The utility model has the advantages that:

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

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 polyurethane finish paint curing agent recovery unit, its bottom that passes through recovery pipeline and polyurethane finish paint curing agent production cauldron body is linked together which characterized in that: including the casing, locate the lid on the casing, rotationally locate on the lid and stretch into the inside (mixing) shaft of casing, locate the actuating mechanism who is used for driving the (mixing) shaft on the lid, locate on the lid lie in the inside exhaust tube of the intercommunication casing of (mixing) shaft one side, locate aspiration pump on the exhaust tube, with the filter equipment of recovery pipeline intercommunication, lie in on the lid and be equipped with on the relative one side of exhaust tube and filter the mounting hole, filter equipment detachably locates in filtering the mounting hole, lie in on the relative one side of exhaust tube on the lid and be equipped with the barometer that is used for examining the inside atmospheric pressure of casing, be equipped with row material pipe on the casing lower extreme, be equipped with the valve on row material pipe.

2. The polyurethane finish curing agent recovery unit of claim 1, wherein: the shell comprises an outer shell and an inner shell, a cavity is formed between the outer shell and the inner shell, and an electric heating pipe device is installed in the cavity.

3. The polyurethane finish curing agent recovery unit of claim 2, wherein: the inner shell is made of high-heat-conduction materials, and the outer shell is made of low-heat-conduction materials.

4. The polyurethane finish curing agent recovery unit of claim 1, wherein: the filter device comprises a filter shell, a feed pipe arranged at the upper end of the filter shell, a discharge hole arranged at the lower end of the filter shell, a conical material guide ring detachably arranged at the discharge hole, more than two filter screens arranged above the conical material guide ring in the filter shell, and a support sleeve between every two adjacent filter screens for realizing the interval.

5. The polyurethane finish curing agent recovery unit of claim 4, wherein: one of the filter shell inside wall near the inlet pipe is provided with a baffle ring, and the filter screen on the uppermost layer is supported against the lower end of the baffle ring through the support sleeve and the pushing of the conical guide ring.

6. The polyurethane finish curing agent recovery unit of claim 5, wherein: and the upper end of the conical material guide ring is provided with a horizontal top surface which is abutted against the filter screen at the lowest layer.

7. The polyurethane finish curing agent recovery unit of claim 4, wherein: the filtering shell is provided with a boss at the upper end of the cover body, and the boss and the cover body are sealed through a rubber sealing ring.