CN219976802U - Rotary evaporator of sealed snowflake ice machine - Google Patents
Rotary evaporator of sealed snowflake ice machine Download PDFInfo
- Publication number
- CN219976802U CN219976802U CN202321108723.4U CN202321108723U CN219976802U CN 219976802 U CN219976802 U CN 219976802U CN 202321108723 U CN202321108723 U CN 202321108723U CN 219976802 U CN219976802 U CN 219976802U
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- sealing seat
- middle shaft
- pipe
- rotary evaporator
- sealing
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- 241000533950 Leucojum Species 0.000 title claims description 17
- 238000007789 sealing Methods 0.000 claims abstract description 109
- 238000001704 evaporation Methods 0.000 claims abstract description 19
- 239000007788 liquid Substances 0.000 claims abstract description 19
- 230000008020 evaporation Effects 0.000 claims abstract description 17
- 239000003507 refrigerant Substances 0.000 claims abstract description 13
- 230000005540 biological transmission Effects 0.000 claims abstract description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model relates to a rotary evaporator of a sealed ice-making machine, which comprises a rotary evaporator body, wherein an evaporation cylinder is arranged in the rotary evaporator body, one end of the rotation center of the rotary evaporator body is provided with a transmission shaft, the other end of the rotary evaporator body is provided with a sleeve which is used for being communicated with the evaporation cylinder, a sealing seat is inserted in the sleeve, a middle shaft pipe is inserted in the shaft center of the sealing seat, a first sealing ring which is used for sealing the middle shaft pipe and the sealing seat is arranged between the middle shaft pipe and the sealing seat, a second sealing ring which is used for sealing the middle shaft pipe and the sealing seat is arranged between the sealing seat and the sleeve, an air return pipe is inserted in the shaft center of the middle shaft pipe, a liquid inlet cavity is formed between the inner wall of the middle shaft pipe and the outer wall of the air return pipe, the head ends of the middle shaft pipe and the air return pipe are inserted into the evaporation cylinder and are mutually sealed, the head ends of the middle shaft pipe and the tail ends of the middle shaft pipe and the air return pipe extend out of the sealing seat and are mutually sealed, and the tail ends of the middle shaft pipe and the air return pipe are provided with a liquid inlet pipe which is used for being communicated with the liquid inlet cavity; when the evaporation cylinder is filled with high-pressure refrigerant, the high-pressure refrigerant enables the middle shaft pipe to be tightly pressed to the sealing seat.
Description
Technical Field
The utility model relates to the technical field of ice snowflake machines, in particular to a rotary evaporator of a sealed ice snowflake machine.
Background
The Chinese patent document No. C213713632U in 2021 discloses a rotary evaporator of a sealed snowflake ice machine, which comprises a rotary evaporator body, a sealing seat, a middle shaft tube and an air return tube, wherein the middle shaft tube penetrating through a bearing is inserted at the axis of the sealing seat, a second rubber sealing ring is sleeved at the center between the sealing seat and the middle shaft tube, a third rubber sealing ring is sleeved at one side, close to the second rubber sealing ring, between the sealing seat and the middle shaft tube, and a nozzle is arranged at one end, positioned inside the rotary evaporator body, of the middle shaft tube in a threaded manner; the anti-leakage sealing system is formed between the sealing seat and the center shaft pipe through the second rubber sealing ring and the third rubber sealing ring, and the second rubber sealing ring and the third rubber sealing ring between the sealing seat and the center shaft pipe are compressed by the pressure spring in a compensating mode, so that a good sealing effect is achieved.
However, when the ice maker works, the rotary evaporator body is filled with high-pressure refrigerant, the acting force of the high-pressure refrigerant is far greater than the acting force of the pressure spring for compensating and compressing the second rubber sealing ring between the sealing seat and the center shaft pipe, and therefore, the technical scheme of the pressure spring is provided to make the structure of the rotary evaporator more complex and not beneficial to cost reduction.
Therefore, further improvements are needed.
Disclosure of Invention
Based on the above, the utility model aims to provide a rotary evaporator of a sealed snowflake ice machine, which overcomes the defects in the prior art, does not need to be provided with a pressure spring, directly utilizes the acting force of a high-pressure refrigerant to seal, and has simpler structure and lower manufacturing cost.
The rotary evaporator of the sealed snowflake ice machine comprises a rotary evaporator body, wherein an evaporation cylinder is arranged in the rotary evaporator body, one end of the rotary center of the rotary evaporator body is provided with a transmission shaft, the other end of the rotary center of the rotary evaporator body is provided with a sleeve which is used for being communicated with the evaporation cylinder, a sealing seat is inserted in the sleeve, a middle shaft pipe is inserted in the axis of the sealing seat, a first sealing ring which is used for sealing the middle shaft pipe and the sealing seat is arranged between the middle shaft pipe and the sealing seat, a second sealing ring which is used for sealing the middle shaft pipe and the sealing seat is arranged between the sealing seat and the sleeve, an air return pipe is inserted in the axis of the middle shaft pipe, a liquid inlet cavity is formed between the inner wall of the middle shaft pipe and the outer wall of the air return pipe, the head ends of the middle shaft pipe and the air return pipe are inserted into the evaporation cylinder and are mutually sealed, the head ends of the middle shaft pipe and the air return pipe extend out of the sealing seat and are mutually sealed, and the tail ends of the middle shaft pipe and the air return pipe are provided with a liquid inlet pipe which is used for being communicated with the liquid inlet cavity; when the evaporation cylinder is filled with high-pressure refrigerant, the high-pressure refrigerant enables the middle shaft pipe to be tightly pressed to the sealing seat.
The rotary evaporator of the sealed snowflake ice machine further comprises a sealing seat nut, a middle shaft is sleeved in a central hole of the sealing seat nut, and the sealing seat nut is in threaded connection with the end part of the sealing seat insert sleeve.
The inside of sealing seat is equipped with a plurality of grades of sealing seat inner skleeves, the radial dimension of sealing seat inner skleeve is along central spindle tube, muffler stretch into evaporating drum direction step by step grow, and the outer wall of central spindle tube is equipped with the central spindle tube outer sleeve with sealing seat inner skleeve complex, first sealing washer is located adjacent two-stage sealing seat inner skleeve excessive position department.
And a nozzle is arranged on the liquid outlet.
The two ends of the middle shaft tube are welded and sealed with the air return tube, and the liquid inlet tube is welded at the end parts of the middle shaft tube and/or the air return tube.
The axial lead of the air return pipe, the axial lead of the middle shaft pipe, the axial lead of the sealing seat and the axial lead of the sleeve are positioned on the same straight line.
The beneficial effects of the utility model are as follows:
by adopting the technical scheme, the utility model directly uses the acting force of the high-pressure refrigerant to tightly press the middle shaft tube to the sealing seat without arranging a pressure spring, so that the middle shaft tube and the sealing seat can tightly press the first sealing ring for sealing, a complex pressure spring structure is not required, the whole structure is simpler, and the manufacturing cost is lower.
Drawings
Fig. 1 is an assembled cross-sectional view of a first embodiment of the present utility model.
Fig. 2 is a cross-sectional view of a seal housing according to a first embodiment of the present utility model.
Fig. 3 is a cross-sectional view showing the assembly of a shaft tube and an air return tube in the first embodiment of the present utility model.
Detailed Description
In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The present utility model may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the utility model, whereby the utility model is not limited to the specific embodiments disclosed below.
As shown in fig. 1-3, a rotary evaporator of a sealed snowflake ice machine is provided, comprising a rotary evaporator body 1, wherein an evaporation cylinder 10 is arranged in the rotary evaporator body, one end of a rotation center of the rotary evaporator body is provided with a transmission shaft 11, the other end of the rotary evaporator is provided with a sleeve 12 used for being communicated with the evaporation cylinder 10, a sealing seat 2 is inserted in the sleeve 12, a middle shaft pipe 3 is inserted at the axis of the sealing seat 2, a first sealing ring 51 used for sealing the middle shaft pipe 3 and the sealing seat 2 is arranged between the middle shaft pipe 3 and the sealing seat 2, a second sealing ring 52 used for sealing the middle shaft pipe 2 and the sleeve 12 is arranged between the sealing seat 2 and the sleeve 12, an air return pipe 4 is inserted at the axis of the middle shaft pipe 3, a liquid inlet cavity 30 is formed between the inner wall of the middle shaft pipe 3 and the outer wall of the air return pipe 4, the head ends of the middle shaft pipe 3 and the air return pipe 4 are inserted into the evaporation cylinder 10 and sealed with each other, a liquid outlet 32 is formed at the head end of the middle shaft pipe 3 and tail ends of the air return pipe 4 extend out of the sealing seat 2 and are sealed with each other, and a liquid inlet pipe 31 used for being communicated with the liquid inlet cavity 30 is formed at the tail ends of the middle shaft pipe 3 and the air return pipe 4; when the evaporation cylinder 10 is filled with high-pressure refrigerant, the high-pressure refrigerant enables the middle shaft tube 3 to tightly press the sealing seat 2. The middle shaft tube 3 is tightly pressed to the sealing seat 2 by directly utilizing the acting force of the high-pressure refrigerant, so that the middle shaft tube and the sealing seat can tightly press the first sealing ring 51 for sealing without setting a complex pressure spring structure, and the novel sealing device has simpler overall structure and lower manufacturing cost.
Further, the rotary evaporator of the sealed ice snowflake machine further comprises a sealing seat nut 6, the middle shaft pipe 3 is sleeved in a central hole of the sealing seat nut 6, the sealing seat nut 6 is in threaded connection with the end part of the sealing seat 2 inserted into the sleeve 12, and the sealing seat nut 6 is convenient for installing the middle shaft pipe 3 and the sealing seat 2 and is convenient for later disassembly, assembly and maintenance.
Further, a plurality of stages of inner sealing seat sleeves 20 are arranged in the sealing seat 2, the radial dimension of the inner sealing seat sleeves 20 gradually increases along the direction that the middle shaft tube 3 and the muffler 4 extend into the evaporation cylinder 10, the outer wall of the middle shaft tube 3 is provided with a middle shaft tube outer sleeve 33 matched with the inner sealing seat sleeves 20, and the first sealing ring 51 is positioned at the excessive position of the inner sealing seat sleeves 20 of the adjacent two stages.
Further, the liquid outlet 32 is provided with a nozzle.
Further, the two ends of the bottom bracket tube 3 are welded and sealed with the air return tube 4, and the liquid inlet tube 33 is welded at the end of the bottom bracket tube 30 and/or the air return tube 4.
Further, the axis of the air return pipe 4 is in the same straight line with the axis of the middle shaft pipe 3, the axis of the sealing seat 2 and the axis of the sleeve 12.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.
It will be further understood that when interpreting the connection or positional relationship of elements, although not explicitly described, the connection and positional relationship are to be interpreted as including the range of errors that should be within an acceptable range of deviations from the particular values as determined by those skilled in the art. For example, "about," "approximately," or "substantially" may mean within one or more standard deviations, and is not limited herein.
The technical features of the above embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The foregoing examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.
Claims (6)
1. The rotary evaporator of the sealed snowflake ice machine comprises a rotary evaporator body (1), wherein an evaporation cylinder (10) is arranged in the rotary evaporator body, one end of a rotation center of the rotary evaporator body is provided with a transmission shaft (11), the other end of the rotary evaporator body is provided with a sleeve (12) which is used for being communicated with the evaporation cylinder (10), a sealing seat (2) is inserted in the sleeve (12), a middle shaft pipe (3) is inserted in the shaft center of the sealing seat (2), the rotary evaporator is characterized in that a first sealing ring (51) which is used for sealing the middle shaft pipe (3) and the sealing seat (2) is arranged between the middle shaft pipe (3) and the sealing seat (2), a second sealing ring (52) which is used for sealing the sealing both is arranged between the sealing seat (2) and the sleeve (12), an air return pipe (4) is inserted in the shaft center of the middle shaft pipe (3), a liquid inlet cavity (30) is formed between the inner wall of the middle shaft pipe (3) and the outer wall of the air return pipe (4), the head ends of the middle shaft pipe (3) and the air return pipe (4) are inserted into the evaporation cylinder (10) and are mutually sealed, the head ends of the middle shaft pipe (3) are provided with a liquid outlet (32), and the tail ends of the middle shaft pipe (3) and the tail ends of the air return pipe (4) extend out of the sealing seat (2) and are used for sealing the middle shaft pipe (3) and are communicated with the liquid inlet cavity (30). When the evaporation cylinder (10) is filled with high-pressure refrigerant, the high-pressure refrigerant enables the middle shaft tube (3) to tightly press the sealing seat (2).
2. The sealed ice snowflake machine rotary evaporator of claim 1, wherein: the rotary evaporator of the sealed snowflake ice machine further comprises a sealing seat nut (6), the middle shaft pipe (3) is sleeved in a central hole of the sealing seat nut (6), and the sealing seat nut (6) is in threaded connection with the end part of the sealing seat (2) inserted into the sleeve (12).
3. The sealed ice snowflake machine rotary evaporator of claim 1, wherein: the inside of sealing seat (2) is equipped with a plurality of grades of sealing seat inner skleeves (20), the radial dimension of sealing seat inner skleeves (20) is followed axis pipe (3), and muffler (4) stretch into evaporating drum (10) direction step by step grow, and the outer wall of axis pipe (3) is equipped with sealing seat inner skleeve (20) complex axis pipe outer sleeve (33), first sealing washer (51) are located the excessive position department of adjacent two-stage sealing seat inner skleeves (20).
4. The sealed ice snowflake machine rotary evaporator of claim 1, wherein: the liquid outlet (32) is provided with a nozzle.
5. The sealed ice snowflake machine rotary evaporator of claim 1, wherein: the two ends of the middle shaft tube (3) are welded and sealed with the air return tube (4), and the liquid inlet tube (31) is welded at the end parts of the middle shaft tube (3) and/or the air return tube (4).
6. The rotary evaporator of a sealed ice snowflake machine of claim 1, wherein: the axial lead of the air return pipe (4) is positioned on the same straight line with the axial lead of the middle shaft pipe (3), the axial lead of the sealing seat (2) and the axial lead of the sleeve (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321108723.4U CN219976802U (en) | 2023-05-09 | 2023-05-09 | Rotary evaporator of sealed snowflake ice machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321108723.4U CN219976802U (en) | 2023-05-09 | 2023-05-09 | Rotary evaporator of sealed snowflake ice machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219976802U true CN219976802U (en) | 2023-11-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321108723.4U Active CN219976802U (en) | 2023-05-09 | 2023-05-09 | Rotary evaporator of sealed snowflake ice machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219976802U (en) |
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2023
- 2023-05-09 CN CN202321108723.4U patent/CN219976802U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |