CN210282865U

CN210282865U - Vacuum dehumidifier

Info

Publication number: CN210282865U
Application number: CN201921216210.9U
Authority: CN
Inventors: 李德海
Original assignee: Dongguan Niasi Plastics Machinery Co ltd
Current assignee: Dongguan Niasi Plastics Machinery Co ltd
Priority date: 2019-07-27
Filing date: 2019-07-27
Publication date: 2020-04-10
Anticipated expiration: 2029-07-27

Abstract

The utility model relates to the technical field of raw material conveying in the plastic industry, in particular to a vacuum dehumidifier, which comprises a frame body and a control system, wherein the frame body is also provided with a storage barrel, an air filter, a vacuum filter, a suction fan, a drying fan, a vacuum generator, a dehumidifying heater and a drying heater, the upper part of the storage barrel is provided with a vacuum material barrel, the upper part of the vacuum material barrel is provided with a preheating barrel, the upper part of the preheating barrel is provided with a suction hopper, a suction and blanking control valve is arranged between the suction hopper and the preheating barrel, a vacuum feeding valve is arranged between the preheating barrel and the vacuum material barrel, a storage feeding valve is arranged between the vacuum material barrel and the storage barrel, the device adopts an automatic valve to control the feeding and discharging of the suction, preheating, vacuum and several storage barrels which are connected in, can effectual reduction dehumidification time, guarantee that the raw materials is constant temperature, dry state after getting into the storage vat, promote the performance of raw materials.

Description

Vacuum dehumidifier

The technical field is as follows:

the utility model relates to a plastics trade raw materials carries technical field, refers in particular to a vacuum dehumidifier.

Background art:

in the process of plastic raw material entering an injection molding machine forming process, drying and dehumidifying of the raw material is an important process, most of the existing dehumidifiers utilize circulating hot air to dry and dehumidify the raw material in a charging basket, the hot air dehumidifiers are basically box-type structures, and the sizing material conveying and dehumidifying are split structures, so that the plastic injection molding machine has the advantages of large occupied space, inconvenient installation and low working efficiency; moreover, before plastics are moulded plastics, because the plastic granules moisture content is too high, if directly carry out the plastics and can produce very big influence to the quality of moulding plastics product, cause the defective rate to rise, form the wasting of resources. In the prior art, a dryer and a rotary dehumidifier are used for drying and dehumidifying, so that the power consumption is high, the consumed time is long, and the effect on low-temperature raw materials is not ideal.

The utility model has the following contents:

the utility model aims at the not enough of prior art, and provide a vacuum dehumidifier, its structural design science, equipment is to inhaling the material, preheat, vacuum, range upon range of connection about several barrel storehouses of storage adopts automatic valve to carry out raw materials access control, can effectual reduction dehumidification time, and carry hot-blast preheating to the raw materials in the bucket of preheating through dry generator, the vacuum dehumidification of being convenient for, absorb the moisture in the raw materials in the vacuum bucket through vacuum generator, vacuum bucket and storage vat behind the rethread dehumidification generator to vacuum dehumidification carry dry wind to dehumidify, be constant temperature behind the guarantee raw materials entering storage vat, dry state, promote the performance of raw materials.

For realizing the above-mentioned purpose, the utility model discloses a following technical scheme, a vacuum dehumidifier, including support body and control system, be equipped with the control electronic box on the support body, be equipped with control panel on the control electronic box, still be equipped with the storage vat on the support body, air cleaner, vacuum filter, inhale the material fan, drying fan, the desiccator, vacuum generator, dehumidification heater and dry heater, storage vat upper portion is equipped with the vacuum storage bucket, vacuum storage bucket upper portion is equipped with preheating barrel, preheating barrel upper portion is equipped with inhales the hopper, it inhales material unloading control valve to inhale to be equipped with between hopper and the preheating barrel, it goes into the feed valve to be equipped with the vacuum between preheating barrel and the vacuum storage bucket, be equipped with the storage between vacuum storage bucket and the storage vat and go into the feed valve.

The top of the suction hopper is provided with a suction air outlet, the side surface of the barrel body of the suction hopper is provided with a feed inlet, the air inlet of the suction fan is connected with an air filter through a pipeline, and the air filter is connected with the suction air outlet through a pipeline.

The side surface of the preheating barrel body is provided with a preheating air return inlet and a preheating air inlet, the drying heater is connected with the drying fan through a pipeline, and the drying fan is connected with the preheating air inlet through a pipeline.

The vacuum material barrel body is provided with a vacuum ventilation interface and a vacuum material level switch, the vacuum generator is connected with a vacuum filter through a pipeline, the vacuum filter is connected with the vacuum ventilation interface through a pipeline, the dryer is connected with the dehumidification heater through a pipeline, and the dehumidification heater is connected with the vacuum filter through a pipeline.

The storage vat is characterized in that a drying air interface and a storage material level switch are arranged on the vat body, and the vacuum filter is connected with the drying air interface through a pipeline.

The staving lower extreme of storage vat be equipped with the storage and intercept the material valve, be equipped with manual discharge gate, automatic discharge gate and tonifying wind filter core on the storage intercepts the material valve.

Control panel, inhale material fan, drying fan, vacuum generator, dehumidification heater, dry heater, inhale material unloading control valve, vacuum material level switch, vacuum feeding valve, storage material level switch and control electrical cabinet between electric connection.

The upper part of the preheating barrel is in the shape of an inverted cone, the middle part of the preheating barrel is in the shape of a cylinder, and the lower part of the preheating barrel is in the shape of a cone.

The upper part of the vacuum charging bucket is in an inverted cone shape, the middle part of the vacuum charging bucket is in a cylinder shape, and the lower part of the vacuum charging bucket is in a cone shape.

The upper part of the storage vat is in the shape of an inverted cone, the middle part of the storage vat is in the shape of a cylinder, and the lower part of the storage vat is in the shape of a cone.

The utility model discloses beneficial effect does: a vacuum dehumidifier comprises a frame body and a control system, wherein a control electronic box is arranged on the frame body, a control panel is arranged on the control electronic box, a storage barrel, an air filter, a vacuum filter, a material suction fan, a drying fan, a vacuum generator, a dehumidifying heater and a drying heater are further arranged on the frame body, a vacuum material barrel is arranged on the upper portion of the storage barrel, a preheating barrel is arranged on the upper portion of the vacuum material barrel, a material suction hopper is arranged on the upper portion of the preheating barrel, a material suction and blanking control valve is arranged between the material suction hopper and the preheating barrel, a vacuum feeding valve is arranged between the preheating barrel and the vacuum material barrel, a material storage feeding valve is arranged between the vacuum material barrel and the storage barrel, the material suction hopper, the preheating and the vacuum are connected in a stacking mode through automatic valves, dehumidification time can be prolonged, hot air is conveyed to raw materials in the preheating barrel through the drying generator to be preheated, and vacuum dehumidification is facilitated, moisture in the raw materials in the vacuum barrel is absorbed through the vacuum generator, and the vacuum barrel and the storage barrel after vacuum absorption and dehumidification are conveyed by the dehumidification generator to be constant in temperature and keep dry, so that the raw materials are in a constant-temperature and dry state after entering the storage barrel, and the use performance of the raw materials is improved.

Description of the drawings:

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

fig. 2 is a schematic structural view in another direction of the present invention.

The specific implementation mode is as follows:

see fig. 1 and 2: the utility model relates to a vacuum dehumidifier, including support body 1 and control system, be equipped with control electronic box 6 on the support body 1, be equipped with control panel 7 on the control electronic box 6, still be equipped with storage vat 5 on the support body 1, air cleaner 8, vacuum filter 9, inhale material fan 10, drying fan 11, vacuum generator 12, desiccator 13, dehumidification heater 14 and

dry heater

15, 5 upper portions of storage vat are equipped with

vacuum storage bucket

4, 4 upper portions of vacuum storage bucket are equipped with preheating

barrel

3, 3 upper portions of preheating barrel are equipped with and inhale hopper 2, inhale hopper 2 and preheat and be equipped with between the barrel 3 and inhale material unloading control valve 23, preheat and be equipped with vacuum feeding valve 42 between barrel 3 and the vacuum storage bucket 4, be equipped with storage feeding valve 51 between vacuum storage bucket 4 and the storage vat 5.

Inhale 2 tops of hopper be equipped with and inhale material air outlet 21, inhale 2 staving sides of hopper and be equipped with feed inlet 22, inhale the air intake of material fan 10 and be connected with air cleaner 8 through the pipeline, air cleaner 8 is connected with inhaling material air outlet 21 through the pipeline, inhale the raw materials through inhaling material fan 10 fast and inhale inside hopper 2, save time.

Preheating barrel 3 staving side be equipped with preheat return air inlet 31 and preheat into wind gap 32, dry heater 15 be connected with drying blower 11 through the pipeline, drying blower 11 is connected with preheating into wind gap 32 through the pipeline, send into preheating barrel 3 through drying blower 11 to the heat energy of dry heater 15 in, can effectively get rid of the moisture in the plastic, reach the fibrous moisture content of this raw materials shaping.

The vacuum charging basket is characterized in that a vacuum ventilation interface 40 and a vacuum material level switch 41 are arranged on the barrel body of the vacuum charging basket 4, the vacuum generator 12 is connected with the vacuum filter 9 through a pipeline, the vacuum filter 9 is connected with the vacuum ventilation interface 40 through a pipeline, the drier 13 and the dehumidifying heater 14 are connected through a pipeline, the dehumidifying heater 14 is connected with the vacuum filter 9 through a pipeline, the rubber material in the vacuum charging basket 4 can be removed with dust through the vacuum generator 12, and dry air is conveyed into the vacuum charging basket 4 through the drier 13 and the dehumidifying heater 14 to break vacuum and dehumidify.

The staving of storage vat 5 on be equipped with dry air interface 50 and storage material level switch 52, vacuum filter 9 pass through the pipeline and be connected with dry air interface 50, carry the dry air to make the bucket interior material keep dry state in storage vat 5 through desiccator 13 and dehumidification heater 14.

The staving lower extreme of storage vat 5 be equipped with storage material valve 53, be equipped with manual discharge gate 54, automatic discharge gate 55 and tonifying wind filter core 56 on the storage material valve 53, dry raw materials after the dehumidification can carry out automatic entering next process or manual ejection of compact.

Control panel 7, inhale material fan 10, drying fan 11, vacuum generator 12, desiccator 13, dehumidification heater 14, dry heater 15, inhale material unloading control valve 23, vacuum material level switch 41, vacuum feeding valve 42, storage feeding valve 51, storage material level switch 52 and control electrical cabinet 6 between electric connection, system automatic control preheats, vacuum, opening and closing of dehumidification function, the business turn over of automatic control position material, convenient operation, degree of automation is high.

The upper part of the preheating barrel 3 is in an inverted cone shape, the middle part of the preheating barrel is in a cylinder shape, the lower part of the preheating barrel is in a cone shape, the barrel body is in a cone shape from top to bottom, materials can conveniently enter and exit, and residues are not easy to remain.

The upper part of the vacuum charging bucket 4 is in an inverted cone shape, the middle part of the vacuum charging bucket is in a cylinder shape, the lower part of the vacuum charging bucket is in a cone shape, the upper part and the lower part of the bucket body are in the cone shape, the materials can conveniently enter and exit, and residues are not easy to remain.

The upper part of the material storage barrel 5 is in an inverted cone shape, the middle part of the material storage barrel is in a cylinder shape, the lower part of the material storage barrel is in a cone shape, the barrel body is in a cone shape from top to bottom, so that materials can conveniently enter and exit, and residues are not easy to remain.

The working process is as follows: the vacuum dehumidifier is arranged at the front end of plastic equipment for bottle blowing, blow molding, film blowing, extrusion and the like, the material sucking and blanking control valve 23 is in an open state under an original state, the vacuum feeding valve 42 and the material storing and feeding valve 51 are in a closed state, a suction force is generated to the material sucking hopper 2 through the material sucking fan 10, so that raw materials enter the material sucking hopper 2 from the material inlet 22 and enter the preheating barrel 3 along the same direction, at the moment, the drying heater 15 works, the drying fan 11 sends heat energy generated by the drying heater 15 into the preheating barrel 3, the material sucking and blanking control valve 23 is closed after the raw materials in the preheating barrel 3 are preheated, the vacuum feeding valve 42 is opened, so that the preheated raw materials enter the vacuum barrel 4, when the vacuum level switch 41 detects that the raw materials in the vacuum barrel 4 reach a set bin level, the vacuum feeding valve 42 is closed, the material sucking and blanking control valve 23 is opened, and the raw materials are sent into the preheating barrel; when the vacuum feeding valve 42 is closed, the vacuum generator 12 starts to work to dehumidify the vacuum material barrel 4, after the set vacuum degree and the set time are reached, the vacuum generator 12 stops working, the dryer 13 sends drying air into the vacuum material barrel 4 through the dehumidification heater 14 to break vacuum and dehumidify, when the vacuum degree reaches a set value, the material storage feeding valve 51 is opened, the vacuum dehumidified raw material enters the material storage barrel 5, after the raw material in the vacuum material barrel 4 completely enters the material storage barrel 5, the vacuum feeding valve 42 is opened again to enable the raw material in the preheating barrel 3 to enter, and the vacuum generator 12 also works again; the material storage level switch 52 receives the signal that the raw materials got into, and desiccator 13 sends into storage vat 5 through dehumidification heater 14 and heats once more, keeps dry, and the dry raw materials in the storage vat 5 can select to get into next process or shift from manual discharge gate 54 from automatic discharge gate 55 automation according to the demand, and the whole flow automatic cycle of feeding, preheating, vacuum, dehumidification goes on, and work efficiency is high.

The above is only the preferred embodiment of the present invention, so all the equivalent changes or modifications made by the structure, features and principles in accordance with the claims of the present invention are included in the claims of the present invention.

Claims

1. The utility model provides a vacuum dehumidifier, includes support body (1) and control system, its characterized in that: the drying and heating device is characterized in that a control electronic box (6) is arranged on a frame body (1), a control panel (7) is arranged on the control electronic box (6), a storage barrel (5), an air filter (8), a vacuum filter (9), a material suction fan (10), a drying fan (11), a vacuum generator (12), a dryer (13), a dehumidification heater (14) and a drying heater (15) are further arranged on the frame body (1), a vacuum charging basket (4) is arranged on the upper portion of the storage barrel (5), a preheating basket (3) is arranged on the upper portion of the vacuum charging basket (4), a material suction hopper (2) is arranged on the upper portion of the preheating basket (3), a material suction and discharging control valve (23) is arranged between the material suction hopper (2) and the preheating basket (3), a vacuum material inlet valve (42) is arranged between the preheating basket (3) and the vacuum charging basket (4), and a material storage valve (51) is arranged between the vacuum charging basket (4) and.

2. A vacuum dehumidifier as claimed in claim 1 wherein: inhale hopper (2) top be equipped with and inhale material air outlet (21), inhale hopper (2) staving side and be equipped with feed inlet (22), inhale the air intake of material fan (10) and be connected with air cleaner (8) through the pipeline, air cleaner (8) are connected with inhaling material air outlet (21) through the pipeline.

3. A vacuum dehumidifier as claimed in claim 1 wherein: the side surface of the barrel body of the preheating barrel (3) is provided with a preheating air return opening (31) and a preheating air inlet (32), the drying heater (15) is connected with the drying fan (11) through a pipeline, and the drying fan (11) is connected with the preheating air inlet (32) through a pipeline.

4. A vacuum dehumidifier as claimed in claim 1 wherein: the vacuum material barrel (4) is provided with a vacuum ventilation interface (40) and a vacuum material level switch (41), the vacuum generator (12) is connected with the vacuum filter (9) through a pipeline, the vacuum filter (9) is connected with the vacuum ventilation interface (40) through a pipeline, the dryer (13) is connected with the dehumidification heater (14) through a pipeline, and the dehumidification heater (14) is connected with the vacuum filter (9) through a pipeline.

5. A vacuum dehumidifier as claimed in claim 1 wherein: the barrel body of the storage barrel (5) is provided with a dry air interface (50) and a storage material level switch (52), and the vacuum filter (9) is connected with the dry air interface (50) through a pipeline.

6. A vacuum dehumidifier as claimed in claim 1 wherein: the lower end of the barrel body of the storage barrel (5) is provided with a storage material intercepting valve (53), and the storage material intercepting valve (53) is provided with a manual discharge hole (54), an automatic discharge hole (55) and an air supplementing filter element (56).

7. A vacuum dehumidifier as claimed in claim 1 wherein: the control panel (7), inhale material fan (10), drying fan (11), vacuum generator (12), desiccator (13), dehumidification heater (14), dry heater (15), inhale material unloading control valve (23), vacuum material level switch (41), vacuum material feeding valve (42), storage material feeding valve (51), storage material level switch (52) all with control electronic box (6) electric connection.

8. A vacuum dehumidifier as claimed in claim 1 wherein: the upper part of the preheating barrel (3) is in an inverted cone shape, the middle part of the preheating barrel is in a cylinder shape, and the lower part of the preheating barrel is in a cone shape.

9. A vacuum dehumidifier as claimed in claim 1 wherein: the upper part of the vacuum charging bucket (4) is in an inverted cone shape, the middle part of the vacuum charging bucket is in a cylindrical shape, and the lower part of the vacuum charging bucket is in a cone shape.

10. A vacuum dehumidifier as claimed in claim 1 wherein: the upper part of the storage barrel (5) is in the shape of an inverted cone, the middle part of the storage barrel is in the shape of a cylinder, and the lower part of the storage barrel is in the shape of a cone.