CN219178174U - Novel single-cone vacuum dryer - Google Patents

Abstract

The application relates to a novel single-cone vacuum dryer belongs to drying equipment technical field, and it includes toper drying chamber and head, the head is installed on the toper drying chamber, be equipped with the pivot in the toper drying chamber, the pivot runs through the head sets up, be equipped with the speed reducer on the head, the other driving motor that is equipped with of speed reducer. This application simple structure, convenient to use, drying effect is good, simultaneously through scraping the material broken bridge subassembly with the deposit in the material feeding spiral feeder of toper drying chamber bottom to by its pay-off to the top of intermediate layer casing, carry out secondary stirring drying, ensure that the material in the whole toper drying chamber can all be by even drying.

Description

Novel single-cone vacuum dryer

Technical Field

The application relates to the technical field of drying equipment, in particular to a novel single-cone vacuum dryer.

Background

The vacuum drier is vacuum low temperature equipment for heating material, and is used in dewatering and drying farm and side product, health product, food, medicine, etc. with high added value and heat sensitivity, and is widely used in food, chemical, pharmaceutical, etc.

The utility model provides a patent number CN202021414013.0 that my company previously applied for, the patent name is a single cone vacuum dryer, adopt mechanical device to drive the (mixing) shaft and carry out reciprocal cyclic rotation from top to bottom in the casing, thereby stirring effect of stirring vane has been improved effectively, and then stirring in effective space is more abundant, and through box two, the pivot three, motor two, helical blade, the cooperation of feed two and discharge gate two is used, make the material of the bottom in the casing enter into the box two through feed inlet two, drive the material upward movement under motor two and helical blade's effect, and enter into the interior top of casing again through the discharge gate two at box two tops and carry out secondary stirring drying, realize the cyclic stirring drying of material, thereby the stirring drying effect of material has been improved further.

However, in the in-service use, there are two problems, and in the first aspect, the stirring blade adopts the stirring blade of single spiral form, and in-service use, stirring blade promotes the quantity of material and is fixed, and when the (mixing) shaft reciprocates from top to bottom, the stirring effect that improves is limited, has not only increased the manufacturing cost of equipment, still increases later maintenance cost, simultaneously, because the dry most powder of vacuum drier, the powder is liable to the arching jam in feed inlet department, and the circulation stirring drying effect of material is relatively poor.

Accordingly, the present application has been improved on the basis of the above.

Disclosure of Invention

In order to solve the problem, the application provides a novel single-cone vacuum dryer which is simple in structure and good in drying effect.

The application provides a novel single-cone vacuum dryer which adopts the following technical scheme:

the utility model provides a novel single-cone vacuum dryer, includes toper drying chamber and head, the head is installed on the toper drying chamber, be equipped with the pivot in the toper drying chamber, the pivot runs through the head sets up, be equipped with the speed reducer on the head, the other driving motor that is equipped with of speed reducer, the pivot is installed on the speed reducer, be equipped with feed inlet and breather valve on the head, first medium runner has been seted up to the pivot inside, the pivot top is connected with rotary joint, be equipped with multistage stirring subassembly in the pivot;

the bottom end of the conical drying chamber is provided with a discharging ball valve, the conical drying chamber is an interlayer shell, a second medium flow channel is arranged in the interlayer shell, a material guide opening is formed in the interlayer shell at a position close to the discharging ball valve, a spiral feeder is fixed on the outer wall of the conical drying chamber in parallel, the bottom end of the spiral feeder is communicated with the material guide opening, and the discharge end of the spiral feeder is communicated with the top end of the conical drying chamber;

the material scraping and bridge breaking assembly is arranged at the bottom end of the rotating shaft and corresponds to the material guiding opening, the material scraping and bridge breaking assembly comprises a scraping plate, the scraping plate is fixed on the rotating shaft, a breaking rod is hinged to one end of the scraping plate, a tension spring is fixed on one side of the scraping plate, and one end of the tension spring is fixed with the breaking rod.

Multistage stirring subassembly from last to down respectively with the internal diameter looks adaptation of toper drying chamber, stirring subassembly includes a plurality of bracing pieces, a plurality of puddler and two heliciform stirring vane, and a plurality of bracing pieces and a plurality of puddler equipartition are in the pivot, two stirring vane is central symmetry along the pivot is fixed on the periphery of bracing piece.

Preferably, the end part of the breaking rod is connected with a ball in a rolling way.

Through adopting above-mentioned technical scheme, adopt the roll connected mode of ball, can make break up the pole and roll along intermediate layer shells inner wall.

The outside of the interlayer shell is sequentially provided with a heat preservation interlayer and a heat preservation layer.

Preferably, a plurality of air outlets are formed in the inner wall of the interlayer shell, the air outlets are formed in the upper side of the material guide opening, a nitrogen pipeline is installed in the interlayer shell, and the nitrogen pipeline is communicated with the air outlets.

Through adopting above-mentioned technical scheme, set up the nitrogen gas outlet in toper drying chamber bottom, can blow the material in the toper drying chamber with nitrogen gas, accelerate the inside material flow of toper drying chamber to improve the drying effect.

In summary, the present application includes at least one of the following beneficial technical effects: this new-type single-cone vacuum drying machine simple structure, convenient to use, drying effect is good, simultaneously through scraping the material broken bridge subassembly with the material feeding spiral feeder of deposit in the toper drying chamber bottom in to by its pay-off to the top of intermediate layer casing, carry out secondary stirring drying, ensure that the material in the whole toper drying chamber can all be evenly dried.

Drawings

Fig. 1 is a schematic overall front sectional structure of an embodiment of the present application.

Fig. 2 is an enlarged view of a portion a in fig. 1.

Fig. 3 is a schematic structural diagram of a scraping bridge-breaking component according to an embodiment of the present application.

Reference numerals illustrate: 1. a conical drying chamber; 11. discharging ball valve; 12. a material guiding port; 13. a spiral feeder; 14. an air outlet; 2. a seal head; 3. a rotating shaft; 4. a rotary joint; 5. a stirring assembly; 51. a support rod; 52. a stirring rod; 53. stirring blades; 6. scraping and bridge breaking components; 61. a scraper; 62. scattering the rods; 63. and a tension spring.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-3.

The embodiment of the application discloses novel single-cone vacuum dryer, refer to fig. 1, including toper drying chamber 1 and head 2, head 2 installs on toper drying chamber 1, be equipped with pivot 3 in the toper drying chamber 1, pivot 3 runs through head 2 setting, be equipped with the speed reducer on the head 2, the other driving motor that is equipped with of speed reducer, pivot 3 installs on the speed reducer, be equipped with feed inlet and breather valve on the head 2, the inside first medium runner of having seted up of pivot 3, the pivot 3 top is connected with rotary joint 4, be equipped with three-section stirring subassembly 5 in the pivot 3, three-section stirring subassembly 5 from last to down respectively with the internal diameter looks adaptation of toper drying chamber 1, stirring subassembly 5 includes a plurality of bracing pieces 51, a plurality of puddler 52 and two helical stirring vane 53, a plurality of bracing pieces 51 and a plurality of puddler 52 equipartition are on pivot 3, two puddler 53 are central symmetry along pivot 3 and fix on the periphery of bracing piece 51.

During operation, the driving motor drives the rotating shaft 3 to rotate through the speed reducer, the stirring blades 53 in the three-section stirring assembly 5 on the rotating shaft 3 can respectively and sectionally lift the materials up and then drop, and the materials are circulated, and in the process, the stirring rod 52 can stir the materials, in the whole process, the heat medium is introduced into the first medium flow passage through the rotary joint 4, and the stirring rod 52, the supporting rod 51 and the stirring blades 53 are at the temperature, so that the materials can be uniformly heated and dried.

The bottom end of the conical drying chamber 1 is provided with a discharging ball valve 11, the conical drying chamber 1 is an interlayer shell, a second medium flow channel is arranged in the interlayer shell, the outer side of the interlayer shell is sequentially provided with a heat preservation interlayer and a heat preservation layer, the position, close to the discharging ball valve 11, of the interlayer shell is provided with a material guide opening 12, a spiral feeder 13 is fixed on the outer wall of the conical drying chamber 1 in parallel, the bottom end of the spiral feeder 13 is communicated with the material guide opening 12, the discharge end of the spiral feeder 13 is communicated with the top end of the conical drying chamber 1, the inner wall of the interlayer shell is provided with a plurality of air outlets 14, the air outlets 14 are arranged on the upper side of the material guide opening 12, a nitrogen pipeline is arranged in the interlayer shell, the nitrogen pipeline is communicated with the air outlets 14, and the nitrogen can blow materials up, so that the drying effect is further improved;

referring to fig. 1-3, a scraping bridge-breaking component 6 is arranged at the bottom end of the rotating shaft 3, the scraping bridge-breaking component 6 is correspondingly arranged at one side of the material guiding opening 12, the scraping bridge-breaking component 6 comprises a scraping plate 61, the scraping plate 61 is fixed on the rotating shaft 3, one end of the scraping plate 61 is hinged with a breaking rod 62, the end part of the breaking rod 62 is in rolling connection with a ball, a tension spring 63 is fixed at one side of the scraping plate 61, and one end of the tension spring 63 is fixed with the breaking rod 62.

The material that can deposit at blowing ball valve 11 top is scraped to guide mouth 12 one side through scraper blade 61 in the pivot 3 rotation in-process to in the spiral feeder 13 is input through guide mouth 12, simultaneously, when breaking up the pole 62 and moving to guide mouth 12 department, break up the constraint that pole 62 breaks away from the intermediate layer shells inner wall, extension spring 63 resumes deformation, drives and breaks up the pole 62 and hit the inside material of guide mouth 12, thereby avoids the material arching to block up in guide mouth 12, ensures that spiral feeder 13 can effectively function.

The implementation principle of the novel single-cone vacuum dryer is as follows:

staff pours the material into the conical drying chamber 1 through the feed inlet on the head 2, let in the medium of heat in the second medium runner and heat for the conical drying chamber 1 in, driving motor drives pivot 3 through the speed reducer and rotates, stirring vane 53 in the three-section stirring subassembly 5 on pivot 3 can be respectively the sectional type with the material drop after rising, so circulation, and in this process, puddler 52 can also stir the material, the whole in-process, the heat medium lets in the first medium runner through rotary joint 4, all be had the temperature on puddler 52, bracing piece 51 and the stirring vane 53, can carry out even heating drying to the material, the material of deposit in conical drying chamber 1 bottom can be led the top of intermediate layer casing by spiral feeder 13, carry out secondary stirring drying, ensure that the material in the whole conical drying chamber 1 can all be evenly dried.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims (5)

1. The utility model provides a new-type single-cone vacuum dryer, includes toper drying chamber (1) and head (2), head (2) are installed on toper drying chamber (1), be equipped with pivot (3) in toper drying chamber (1), pivot (3) run through head (2) set up, be equipped with the speed reducer on head (2), the other driving motor that is equipped with of speed reducer, pivot (3) are installed on the speed reducer, be equipped with feed inlet and breather valve on head (2), its characterized in that: a first medium flow passage is arranged in the rotating shaft (3), the top of the rotating shaft (3) is connected with a rotary joint (4), the rotating shaft (3) is provided with a multi-section stirring assembly (5),

the bottom end of the conical drying chamber (1) is provided with a discharging ball valve (11), the conical drying chamber (1) is an interlayer shell, the interlayer shell is internally provided with a second medium flow passage, the interlayer shell is provided with a material guide opening (12) close to the discharging ball valve (11), the outer wall of the conical drying chamber (1) is fixedly provided with a spiral feeding machine (13) in parallel, the bottom end of the spiral feeding machine (13) is communicated with the material guide opening (12), the discharge end of the spiral feeding machine (13) is communicated with the top end of the conical drying chamber (1),

the utility model discloses a scraper blade, including pivot (3), pivot (3) bottom is equipped with scrapes broken bridge subassembly (6), scrape broken bridge subassembly (6) of material and correspond to set up guide mouth (12) one side, scrape broken bridge subassembly (6) of material and include scraper blade (61), scraper blade (61) are fixed on pivot (3), scraper blade (61) one end articulates has breaks up pole (62), scraper blade (61) one side is fixed with extension spring (63), extension spring (63) one end with break up pole (62) and fix.

2. The novel single cone vacuum dryer of claim 1, wherein: multistage stirring subassembly (5) from last to down respectively with the internal diameter looks adaptation of toper drying chamber (1), stirring subassembly (5) include a plurality of bracing pieces (51), a plurality of puddler (52) and two heliciform stirring vane (53), a plurality of bracing pieces (51) and a plurality of puddler (52) equipartition are in on pivot (3), two stirring vane (53) are the centrosymmetry along pivot (3) and fix on the periphery of bracing piece (51).

3. The novel single cone vacuum dryer of claim 1, wherein: the end part of the breaking rod (62) is connected with a ball in a rolling way.

4. The novel single cone vacuum dryer of claim 1, wherein: the outside of the interlayer shell is sequentially provided with a heat preservation interlayer and a heat preservation layer.

5. The novel single cone vacuum dryer of claim 1, wherein: the inner wall of the interlayer shell is provided with a plurality of air outlets (14), the air outlets (14) are arranged on the upper side of the material guiding opening (12), a nitrogen pipeline is arranged in the interlayer shell, and the nitrogen pipeline is communicated with the air outlets (14).

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