CN216432339U

CN216432339U - A drying and dehumidifying device for production of methyl p-cyanobenzoate

Info

Publication number: CN216432339U
Application number: CN202123183683.3U
Authority: CN
Inventors: 刘翠翠; 范录明; 阙俊周; 鲁华冰
Original assignee: Shandong Bailong Pharmaceutical Co ltd
Current assignee: Shandong Bailong Pharmaceutical Co ltd
Priority date: 2021-12-17
Filing date: 2021-12-17
Publication date: 2022-05-03
Anticipated expiration: 2031-12-17

Abstract

The utility model discloses a dry dehydrating unit for producing usefulness to cyano methyl benzoic acid methyl ester, concretely relates to dry dehumidification technical field, including the device main part, the device main part includes rotary column and two supports of drying cabinet, fixed connection in drying cabinet both sides center department, two the one end that the drying cabinet was kept away from to the rotary column is passed through the bearing and is rotated and connect inside the support, one side bottom fixed mounting of drying cabinet has air heater and heating filter box, the fixed intercommunication of input of air heater has the filter. The utility model discloses when can effectively drying and dehumidifying the material and handle, still filter the dust removal to relevant hot gas flow, reduce the pollution etc. to the material, improved dry efficiency effect and quality of material, and the rotation of drying cabinet can make inside material comparatively fully even with hot gas flow contact drying for drying and dehumidifying speed has improved dry dehumidification's efficiency effect.

Description

A drying and dehumidifying device for production of methyl p-cyanobenzoate

Technical Field

The utility model relates to a dry dehumidification technical field, more specifically say, the utility model relates to a dry dehydrating unit for producing usefulness to cyanomethyl benzoic acid methyl ester.

Background

The appearance character of methyl p-cyanobenzoate is mostly white crystal, and methyl p-cyanobenzoate can be used as an organic synthesis intermediate and a medical intermediate and is mainly used in the research and development process of laboratories and the chemical production process. The loose methyl p-cyanobenzoate is easy to be affected with moisture, and the quality of products is affected by using the wetted methyl p-cyanobenzoate to prepare related products, so that the methyl p-cyanobenzoate needs to be dried and dehumidified. The related drying and dehumidifying devices mostly adopt hot air flow for drying, but the hot air flow is mostly directly sucked and transported from the air, and the air flow contains more dust and the like, so that the materials are easily polluted, and the use is influenced.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned defect of prior art, the embodiment of the utility model provides a dry dehydrating unit for methyl p-cyanobenzoate production usefulness to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a drying and dehumidifying device for producing methyl p-cyanomethyl benzoate comprises a device main body, wherein the device main body comprises a drying tank, rotary columns and two supports, the rotary columns are fixedly connected to the centers of the two sides of the drying tank, one ends, far away from the drying tank, of the two rotary columns are rotatably connected to the interiors of the supports through bearings, an air heater and a heating filter box are fixedly installed at the bottom of one side of the drying tank, a filter is fixedly communicated with the input end of the air heater, the two sides of the heating filter box are respectively communicated with the output end of the air heater and the drying tank, and a rotating mechanism and a stirring mechanism are arranged on the device main body;

slewing mechanism includes that fixed cover establishes the follow gear at drying cylinder surface, two the inside rotation in one side that the support is relative is connected with the bull stick, the outer fixed surface cover of bull stick is equipped with the master gear, just the master gear with from gear engagement connection, fixed mounting has and is used for driving bull stick pivoted driving motor on the support.

Preferably, rabbling mechanism includes and rotates the branch of connecting in one side support through the bearing, just in right side rotary column and the drying cylinder and a plurality of puddler of fixedly connected with are worn to locate by the one end of branch, the one end fixedly connected with scraper blade of branch is kept away from to the puddler, just the surface of scraper blade is contradicted at the inner wall surface of drying cylinder.

Preferably, the inside of the drying tank is respectively communicated with a pipe inlet, a pipe outlet and an air outlet pipe, the pipe inlet and the pipe outlet are both provided with electric valves, and the air outlet pipe is provided with a pressure release valve.

Preferably, all be equipped with the filter screen in filter, the heating filter box and the outlet pipe, just the inside of heating filter box is equipped with the heating pipe.

Preferably, the drying tank is internally provided with two blocking nets which are respectively positioned at the corresponding positions of the heating filter box and the air outlet pipe.

Preferably, the inlet pipe is positioned right above the outlet pipe.

Preferably, the hot air blower is positioned between the drying tank and the bracket, and the hot air blower is positioned below the rotary column.

The utility model discloses a technological effect and advantage:

1. compared with the prior art, through setting up the air heater, heating filter box, filter and slewing mechanism etc. when can effectively drying and dehumidifying the processing to the material, still filter the dust removal to relevant hot gas flow, reduce the pollution etc. to the material, improved dry efficiency effect and quality of material, and the rotation of drying can make inside material comparatively fully even with the hot gas flow contact drying for drying and dehumidifying speed has improved dry dehumidification's efficiency effect.

2. Compared with the prior art, through setting up rabbling mechanism, when the drying cylinder pivoted, branch, puddler and scraper blade in it rotate the drying cylinder and carry out supplementary cooperation, stir the material in it for the speed of drying and dehumidification has improved drying efficiency effect.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the local detailed structure of the device body of the present invention.

Fig. 3 is the schematic view of the sectional partial structure of the drying cylinder of the present invention.

Fig. 4 is a schematic view of the local specific structure of the section of the heating filter box of the present invention.

The reference signs are: 1. a device main body; 2. a drying tank; 3. turning the column; 4. a support; 5. a hot air blower; 6. heating the filter box; 7. a filter; 8. a rotating mechanism; 81. a slave gear; 82. a rotating rod; 83. a main gear; 84. a drive motor; 9. a stirring mechanism; 91. a strut; 92. a stirring rod; 93. a squeegee; 10. feeding a pipe; 11. arranging pipes; 12. an air outlet pipe; 13. an electrically operated valve; 14. a pressure relief valve; 15. a filter screen; 16. heating a tube; 17. and (5) blocking the net.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The drying and dehumidifying device for producing methyl p-cyanobenzoate shown in the attached drawings 1-4 comprises a device main body 1, wherein the device main body 1 comprises a drying tank 2, a rotary column 3 and two supports 4, the rotary column 3 and the two supports are fixedly connected to the centers of the two sides of the drying tank 2, one ends of the two rotary columns 3, which are far away from the drying tank 2, are rotatably connected to the insides of the supports 4 through bearings, an air heater 5 and a heating filter box 6 are fixedly installed at the bottom of one side of the drying tank 2, a filter 7 is fixedly communicated with the input end of the air heater 5, the two sides of the heating filter box 6 are respectively communicated with the output end of the air heater 5 and the drying tank 2, and a rotating mechanism 8 and a stirring mechanism 9 are arranged on the device main body 1; the interior of the drying tank 2 is respectively communicated with an inlet pipe 10, a calandria 11 and an outlet pipe 12, the inlet pipe 10 and the calandria 11 are both provided with electric valves 13, and the outlet pipe 12 is provided with a pressure release valve 14;

wherein, the electric valve 13 can control the inlet pipe 10 to open and the exhaust pipe 11 to be in a closed state according to the requirement, the methyl p-cyanobenzoate material can enter the drying tank 2 through the inlet pipe 10, the inlet pipe 10 is closed after the feeding is finished, and the hot air blower 5 sends the clean hot air to the drying tank 2 to dry and dehumidify the material;

the rotating mechanism 8 comprises a driven gear 81 fixedly sleeved on the outer surface of the drying tank 2, a rotating rod 82 is rotatably connected inside one opposite side of the two brackets 4, a main gear 83 is fixedly sleeved on the outer surface of the rotating rod 82, the main gear 83 is meshed with the driven gear 81, and a driving motor 84 for driving the rotating rod 82 to rotate is fixedly installed on the brackets 4; wherein, when air heater 5 worked, driving motor 84 drive bull stick 82 and master gear 83 rotated, and then drive from gear 81 and drying cabinet 2 etc. and rotate, make the material comparatively abundant even with hot gas flow contact drying for the stoving dehumidification speed has improved the efficiency effect of drying and dehumidification, and the back of finishing drying, accessible motorised valve 13 control calandria 11 is opened and is concentrated discharge the collection etc. with the material, when drying cabinet 2 internal pressure exceeded relief valve 14 set pressure, can open the pressure release automatically.

In a preferred embodiment, as shown in fig. 1, fig. 2 and fig. 3, the stirring mechanism 9 includes a supporting rod 91 rotatably connected in a side bracket 4 through a bearing, and one end of the supporting rod 91 penetrates through the right-side rotary column 3 and the drying tank 2 and is fixedly connected with a plurality of stirring rods 92, the stirring rods 92 are far away from one end of the supporting rod 91 and are fixedly connected with a scraper 93, and the outer surface of the scraper 93 abuts against the inner wall surface of the drying tank 2, so that when the drying tank 2 rotates, the supporting rod 91, the stirring rods 92 and the scraper 93 therein are matched with the rotation of the drying tank 2 in an auxiliary manner, the material in the drying tank 2 is rapidly stirred and turned, the drying and dehumidifying speed is increased, and the drying efficiency is improved.

In a preferred embodiment, as shown in fig. 1, fig. 3 and fig. 4, a filter screen 15 is arranged in each of the filter 7, the heating filter box 6 and the air outlet pipe 12, and a heating pipe 16 is arranged in the heating filter box 6; the inside of drying cylinder 2 is equipped with two hindering nets 17, and two hindering nets 17 are located the department that corresponds of heating filter box 6 and outlet duct 12 respectively to filter screen 15 and hindering net 17 prevent that the material from getting into in heating filter box 6 and the outlet duct 12, and heating pipe 16 further promotes the air current temperature, has improved the efficiency effect of stoving dehumidification.

In a preferred embodiment, as shown in fig. 1 and 3, the inlet pipe 10 is located directly above the outlet pipe for feeding and discharging.

In a preferred embodiment, as shown in fig. 1 and 2, the hot air blower 5 is located between the drying tub 2 and the stand 4, and the hot air blower 5 is located below the rotary pillar 3 so as to prevent obstruction of the rotation of the drying tub 2 and the like.

The utility model discloses the theory of operation: the electric valve 13 can control the inlet pipe 10 to open and the exhaust pipe 11 to be in a closed state according to the requirement, the methyl p-cyanobenzoate material can enter the drying tank 2 through the inlet pipe 10, the inlet pipe 10 is closed after the feeding is finished, the hot air blower 5 sends clean hot air to the drying tank 2 to dry and dehumidify the material, the filter screen 15 and the blocking screen 17 prevent the material from entering the heating filter box 6 and the air outlet pipe 12, meanwhile, the driving motor 84 drives the rotating rod 82 and the main gear 83 to rotate, further drives the driven gear 81 and the drying tank 2 to rotate, and when the drying tank 2 rotates, the supporting rod 91, the stirring rod 92 and the scraper 93 in the drying tank are matched with the rotation of the drying tank 2 to rapidly stir and turn the material in the drying tank 2, so that the material is fully and uniformly contacted with the hot air flow for drying, the drying and dehumidifying speed is accelerated, the drying and dehumidifying efficiency is improved, and after the drying is finished, the electric valve 13 can control the opening of the calandria 11 to discharge and collect the materials in a centralized way, and when the pressure in the drying tank 2 exceeds the set pressure of the pressure release valve 14, the pressure release can be automatically opened.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A dry dehydrating unit for methyl p-cyanomethyl benzoate production usefulness, includes device main part (1), its characterized in that: the device comprises a device main body (1) and a drying device, wherein the device main body comprises a drying tank (2), rotary columns (3) and two supports (4), the rotary columns (3) are fixedly connected to the centers of the two sides of the drying tank (2), one ends, far away from the drying tank (2), of the two rotary columns (3) are rotatably connected to the insides of the supports (4) through bearings, an air heater (5) and a heating filter box (6) are fixedly installed at the bottom of one side of the drying tank (2), a filter (7) is fixedly communicated with the input end of the air heater (5), the two sides of the heating filter box (6) are respectively communicated with the output end of the air heater (5) and the drying tank (2), and a rotating mechanism (8) and a stirring mechanism (9) are arranged on the device main body (1);

slewing mechanism (8) establish from gear (81), two at drying cylinder (2) surface including fixed cover the inside rotation in one side that support (4) are relative is connected with bull stick (82), the outer fixed surface cover of bull stick (82) is equipped with master gear (83), just master gear (83) and from gear (81) meshing connection, fixed mounting is used for driving bull stick (82) pivoted driving motor (84) on support (4).

2. The drying and dehumidifying device for the production of methyl p-cyanomethylbenzoate according to claim 1, wherein: rabbling mechanism (9) include and rotate branch (91) of connection in one side support (4) through the bearing, just in right side rotary column (3) and drying cylinder (2) and a plurality of fixedly connected with puddler (92) are worn to locate by the one end of branch (91), the one end fixedly connected with scraper blade (93) of branch (91) are kept away from in puddler (92), just the inner wall surface at drying cylinder (2) is contradicted to the surface of scraper blade (93).

3. The drying and dehumidifying device for producing methyl p-cyanomethyl benzoate according to claim 1, wherein: the drying tank (2) is communicated with a pipe inlet (10), a pipe outlet (11) and a gas outlet pipe (12) respectively, the pipe inlet (10) and the pipe outlet (11) are both provided with an electric valve (13), and the gas outlet pipe (12) is provided with a pressure release valve (14).

4. The drying and dehumidifying device for the production of methyl p-cyanomethylbenzoate according to claim 3, wherein: all be equipped with filter screen (15) in filter (7), heating filter box (6) and outlet duct (12), just heating filter box (6)'s inside is equipped with heating pipe (16).

5. The drying and dehumidifying device for the production of methyl p-cyanomethylbenzoate according to claim 4, wherein: two blocking nets (17) are arranged inside the drying tank (2), and the two blocking nets (17) are respectively positioned at the corresponding positions of the heating filter box (6) and the air outlet pipe (12).

6. The drying and dehumidifying device for the production of methyl p-cyanomethylbenzoate according to claim 3, wherein: the inlet pipe (10) is positioned right above the outlet pipe.

7. The drying and dehumidifying device for the production of methyl p-cyanomethylbenzoate according to claim 1, wherein: the hot air blower (5) is positioned between the drying tank (2) and the support (4), and the hot air blower (5) is positioned below the rotary column (3).