CN214620184U - Improve uneven slice ice machine cask type evaporimeter of gas-liquid refrigerant distribution - Google Patents
Improve uneven slice ice machine cask type evaporimeter of gas-liquid refrigerant distribution Download PDFInfo
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- CN214620184U CN214620184U CN202120614649.8U CN202120614649U CN214620184U CN 214620184 U CN214620184 U CN 214620184U CN 202120614649 U CN202120614649 U CN 202120614649U CN 214620184 U CN214620184 U CN 214620184U
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Abstract
The utility model discloses an improve uneven barrel evaporator for sheet ice machine of gas-liquid refrigerant distribution, including interior bucket, the outside cover of interior bucket is equipped with outer bucket, the welding has a plurality of perpendicular baffles between outer bucket and the interior bucket, the top joint of erecting the baffle has the liquid distribution pipe ring, the inner circle of liquid distribution pipe ring is provided with a plurality of nozzles, the bottom joint of erecting the baffle has the gas return pipe ring, the inside embedding of erecting the baffle is installed and is kept off liquid mechanism, it is including keeping off the liquid board to keep off liquid mechanism, it has a plurality of first round fabrication holes to open at the top of keeping off the liquid board, it has a plurality of second circle fabrication holes to open at the top of keeping off the liquid board, it has a plurality of third circle fabrication holes to keep off to be formed with annular gap between liquid board and the interior bucket, the welding of one side top of outer bucket has the feed liquor pipe, the welding of one side bottom of outer bucket has the breathing pipe, open one side of liquid distribution pipe ring has the mounting hole. The utility model discloses just be with the form evenly distributed of liquid film when refrigerant contact heat transfer surface, the spraying also can increase the refrigerant velocity of flow simultaneously, reinforcing heat transfer effect.
Description
Technical Field
The utility model relates to the field of refrigeration technology, especially, relate to an improve uneven barrel evaporator for chip ice machine of gas-liquid refrigerant distribution.
Background
The flake ice machine is one of ice machines, and can be divided into a fresh water flake ice machine and a seawater flake ice machine according to water source, and is generally an industrial ice machine. The flake ice is flake, dry and loose white ice, the thickness is 1.0 mm to 2.5 mm, the shape of the flake surface is irregular, and the diameter is about 12 mm to 45 mm. The flake ice has no sharp edges and corners, and can not stab frozen objects. Can enter the gap between the cooled objects, reduce heat exchange, maintain the temperature of ice and have good moisturizing effect. The flake ice has excellent refrigeration effect and has the characteristics of large refrigeration capacity and rapidness, so the flake ice machine evaporator is mainly applied to various large-scale refrigeration facilities, food quick freezing, concrete cooling and the like, and is a core component of the flake ice machine, and is closely related to the quality and the efficiency of ice production.
In the evaporator in the prior art, a spirally rising refrigerant flow channel is formed between an inner barrel and an outer barrel in a welding mode, or a circle of copper pipe is welded on the inner barrel and then the outer barrel is sleeved, or the refrigerant is directly filled between the inner barrel and the outer barrel, so that the defects of uneven refrigerant distribution, uneven ice making and poor ice making efficiency exist.
Therefore, there is a need to design a drum evaporator for a flake ice machine to improve the uneven distribution of the gas-liquid refrigerant.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects of uneven distribution of the refrigerant, uneven ice making and poor ice making efficiency existing in the prior art, and providing a barrel-type evaporator for the ice sheet making machine for improving the uneven distribution of the gas-liquid refrigerant.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a barrel-type evaporator for a piece of ice machine for improving uneven distribution of a gas-liquid refrigerant comprises an inner barrel, wherein an outer barrel is sleeved outside the inner barrel, a plurality of vertical partition plates are welded between the outer barrel and the inner barrel, a liquid distribution pipe ring is clamped at the top of each vertical partition plate, a plurality of nozzles are arranged on the inner ring of each liquid distribution pipe ring, a gas return pipe ring is clamped at the bottom of each vertical partition plate, a liquid blocking mechanism is embedded into each vertical partition plate and comprises a liquid blocking plate, a plurality of first circle process holes are formed in the top of each liquid blocking plate, a plurality of second circle process holes are formed in the top of each liquid blocking plate, a plurality of third circle process holes are formed in the top of each liquid blocking plate, and an annular gap is formed between each liquid blocking plate and the inner barrel.
Furthermore, a liquid inlet pipe is welded at the top of one side of the outer barrel, and an air suction pipe is welded at the bottom of one side of the outer barrel.
Furthermore, one side of the liquid distribution pipe ring is provided with a mounting hole, and one end of the liquid inlet pipe is welded in the mounting hole.
Furthermore, a first clamping groove is formed in the top of the vertical partition plate, and the liquid distribution pipe ring is fixedly clamped inside the first clamping groove.
Furthermore, the bottom of the vertical partition plate is provided with a second clamping groove, and the air return pipe ring is fixedly clamped inside the second clamping groove.
Further, one side of erecting the baffle is provided with the mounting groove, and keeps off the inside of liquid board joint at the mounting groove.
Furthermore, a main air return port is formed in one side of the air return pipe ring, and one end of the air suction pipe is welded inside the main air return port.
Furthermore, the first circle of process holes, the second circle of process holes and the third circle of process holes are arranged on the liquid baffle in a staggered mode, and the first circle of process holes, the second circle of process holes and the third circle of process holes are distributed from the inner ring to the outer ring of the liquid baffle in sequence.
Furthermore, the number of the first circle of process holes, the second circle of process holes and the third circle of process holes is increased in sequence, the number of the third circle of process holes is twice that of the second circle of process holes, and the process holes at the same positions of the two layers of liquid baffle plates are arranged in a staggered mode.
Furthermore, the plurality of nozzles are annularly and equidistantly distributed on the liquid distribution pipe ring, and the spraying direction of the nozzles faces the outer wall direction of the inner barrel.
The utility model has the advantages that:
1. through the arranged plurality of annular nozzles which are distributed equidistantly, the spraying technology of the nozzles is adopted, when the refrigerant contacts the heat exchange surface, the refrigerant is uniformly distributed in a liquid film mode, and meanwhile, the flow velocity of the refrigerant can be increased through spraying, so that the heat exchange effect is enhanced.
2. Through the vertical partition plate and the liquid baffle plate, the outer wall surface of the inner barrel is divided into independent evaporation heat transfer areas by the vertical partition plate, so that the gas-liquid two-phase supply amount of the refrigerant in the independent evaporation heat transfer areas is not influenced mutually, and meanwhile, the refrigerant is uniformly distributed for many times through the liquid baffle plate, and the refrigerant flows downwards along the outer wall of the inner barrel in a liquid film shape.
3. Through the return air pipe ring that sets up, adopted the return air pipe ring to replace the mode of opening a return air hole in evaporation bucket one side for breathe in simultaneously on the circumferencial direction of evaporation bucket, the return air pipe ring adopts different apertures, equidistant trompil, has considered the influence of pipeline resistance loss.
Drawings
Fig. 1 is a schematic view of the overall structure of a drum-type evaporator for a sheet ice machine for improving uneven distribution of gas-liquid refrigerant according to the present invention;
fig. 2 is a schematic view of the internal structure of a drum evaporator for a sheet ice machine for improving uneven distribution of gas-liquid refrigerant according to the present invention;
fig. 3 is a schematic view of an internal plane structure of a drum evaporator for a sheet ice machine for improving uneven distribution of a gas-liquid refrigerant according to the present invention;
fig. 4 is a schematic view of the internal structure of the inner barrel of the drum-type evaporator for the ice sheet machine for improving uneven distribution of the gas-liquid refrigerant according to the present invention;
fig. 5 is a schematic view of a partial structure of a drum evaporator for a sheet ice machine for improving uneven distribution of a gas-liquid refrigerant according to the present invention;
fig. 6 is a schematic structural view of a liquid baffle plate of a drum-type evaporator for a sheet ice machine for improving uneven distribution of a gas-liquid refrigerant according to the present invention;
fig. 7 is a schematic view of a liquid distribution pipe ring structure of a drum evaporator for a sheet ice machine for improving uneven distribution of a gas-liquid refrigerant according to the present invention;
fig. 8 is a schematic view of the air return pipe ring structure of the drum-type evaporator for the ice sheet machine for improving uneven distribution of the gas-liquid refrigerant.
In the figure: 1 inner barrel, 2 outer barrels, 3 vertical partition boards, 4 liquid blocking mechanisms, 5 liquid distribution pipe rings, 6 nozzles, 7 mounting holes, 8 liquid inlet pipes, 9 air suction pipes, 10 air return pipe rings, 11 liquid blocking plates, 12 first circle of process holes, 13 second circle of process holes, 14 third circle of process holes, 15 annular gaps, 16 first clamping grooves, 17 second clamping grooves, 18 mounting grooves and 19 total air return ports.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1 to 8, a drum evaporator for a sheet ice machine for improving uneven distribution of a gas-liquid refrigerant comprises an inner drum 1, an outer drum 2 is sleeved outside the inner drum 1, a plurality of vertical partition plates 3 are welded between the outer drum 2 and the inner drum 1, the outer wall surface of the inner drum 1 is divided into independent evaporation heat transfer areas by the vertical partition plates 3 to ensure that the supply of the gas-liquid two phases of the refrigerant in the independent evaporation heat transfer areas are not affected, a liquid distribution pipe ring 5 is clamped at the top of the vertical partition plates 3, a plurality of nozzles 6 are arranged on the inner ring of the liquid distribution pipe ring 5, the plurality of nozzles 6 are distributed in an annular and equidistant manner, the spraying technology of the nozzles 6 is adopted, the refrigerant is uniformly distributed in a liquid film manner when contacting a heat exchange surface, meanwhile, the spraying can also increase the flow rate of the refrigerant, the heat exchange effect is enhanced, a gas return pipe ring 10 is clamped at the bottom of the vertical partition plate 3, and a gas return pipe ring 10 is adopted to replace a mode of opening a gas return hole at one side of the evaporation drum, the evaporation barrel is enabled to suck air in the circumferential direction of the evaporation barrel simultaneously, the air return pipe ring 10 is provided with holes with different hole diameters and equal intervals, the influence of pipeline resistance loss is considered, the liquid blocking mechanism 4 is embedded in the vertical partition plate 3, the liquid blocking mechanism 4 comprises a liquid blocking plate 11, multiple times of uniform distribution of refrigerant is achieved through the liquid blocking plate 11, the refrigerant is guaranteed to flow downwards along the outer wall of the inner barrel 1 in a liquid film shape, the top of the liquid blocking plate 11 is provided with a plurality of first circle process holes 12, the top of the liquid blocking plate 11 is provided with a plurality of second circle process holes 13, the top of the liquid blocking plate 11 is provided with a plurality of third circle process holes 14, and an annular gap 15 is formed between the liquid blocking plate 11 and the inner barrel 1.
Further, a liquid inlet pipe 8 is welded at the top of one side of the outer barrel 2, the liquid inlet pipe 8 is used for conveying condensing agents to the inside of the outer barrel 2, an air suction pipe 9 is welded at the bottom of one side of the outer barrel 2, and the air suction pipe 9 is used for outputting gas generated between the outer barrel 2 and the inner barrel 1 to the outside of the outer barrel 2.
Furthermore, one side of the liquid distribution pipe ring 5 is provided with a mounting hole 7, the mounting hole 7 is convenient for the liquid inlet pipe 8 to be mounted on one side of the liquid distribution pipe ring 5, and one end of the liquid inlet pipe 8 is welded inside the mounting hole 7.
Furthermore, the top of the vertical partition plate 3 is provided with a first clamping groove 16, the first clamping groove 16 is convenient for the liquid distribution pipe ring 5 to be installed at the top of the vertical partition plate 3, and the liquid distribution pipe ring 5 is fixedly clamped inside the first clamping groove 16.
Furthermore, the bottom of the vertical partition plate 3 is provided with a second clamping groove 17, the second clamping groove 17 is convenient for the air return pipe ring 10 to be installed at the bottom of the vertical partition plate 3, and the air return pipe ring 10 is fixedly clamped inside the second clamping groove 17.
Further, one side of erecting baffle 3 is provided with mounting groove 18, and mounting groove 18 is convenient for keep off liquid board 11 joint and erects on the baffle 3, and keep off liquid board 11 joint in the inside of mounting groove 18.
Furthermore, a main air return port 19 is formed on one side of the air return pipe ring 10, the main air return port 19 facilitates the installation of the air suction pipe 9 on one side of the air return pipe ring 10, and one end of the air suction pipe 9 is welded inside the main air return port 19.
Further, the first circle of process holes 12, the second circle of process holes 13 and the third circle of process holes 14 are arranged on the liquid baffle plate 11 in a staggered manner, and the first circle of process holes 12, the second circle of process holes 13 and the third circle of process holes 14 are distributed from the inner circle to the outer circle of the liquid baffle plate 11 in sequence.
Further, the number of the first circle of process holes 12, the second circle of process holes 13 and the third circle of process holes 14 is increased in sequence, the number of the third circle of process holes 14 is twice of the number of the second circle of process holes 13, and the process holes at the same positions of the two layers of liquid baffle plates 11 are arranged in a staggered mode.
Furthermore, a plurality of nozzles 6 are annularly and equidistantly distributed on the liquid distribution pipe ring 5, and the spraying direction of the nozzles 6 faces the outer wall direction of the inner barrel 1.
The working principle is as follows: gas-liquid two-phase refrigerant enters a liquid distribution pipe ring 5 from a liquid inlet pipe 8, a nozzle 6 with the liquid spraying amount adjusted to be consistent is installed on the liquid distribution pipe ring 5, the gas-liquid two-phase refrigerant is obliquely and downwards sprayed on the outer wall surface of an inner barrel 1 separated by two adjacent vertical partition plates 3 through the nozzle 6, a layer of refrigerant liquid film is formed on the outer wall of the inner barrel 1 on a sprayed area, the inner wall 1 is subjected to drainage treatment in the vertical direction, and the refrigerant liquid film flows downwards along the outer wall of the inner barrel 1 subjected to drainage treatment due to the action of gravity and reaches a liquid baffle plate 11. The liquid baffle plate 11 has a certain inclination angle and is fixed by the vertical partition plate 3, the bottom of the liquid baffle plate and the wall surface of the inner barrel 1 are provided with an annular gap 15, the inclined plane of the liquid baffle plate is provided with a plurality of circles of small process holes, a first circle of process holes 12, a second circle of process holes 13 and a third circle of process holes 14 are arranged in a staggered manner from bottom to top, the number of the third circle of process holes 14 is increased compared with that of the second row, a refrigerant liquid film flowing to the position of the liquid baffle plate 11 firstly flows downwards along the outer wall of the inner barrel 1 through the annular gap 15, excessive refrigerant can upwards flow along the inclined plane of the liquid baffle plate 11, when the liquid level reaches the position of the first circle of process holes 12, the refrigerant can drip to the next layer through the first circle of process holes 12, if the liquid level rises again, the refrigerant can reach the second circle of process holes 13, the second circle of process holes 14 and the first circle of process holes 14 are arranged at intervals, if the liquid level rises again, the third circle of process holes 14 has twice the density of the second circle of process holes 13, and the refrigerant is equally divided with the two circles at intervals, the refrigerant can flow down more quickly due to twice the number of the holes, the inclined surface of the liquid baffle plate 11 is also subjected to drainage treatment, the refrigerant dropping from the technical hole is converged at an annular gap 15 formed by the liquid baffle plate 11 and the outer wall surface of the inner barrel 1 along the drainage inclined surface under the action of gravity, liquid films are formed to flow downwards through the annular gap 15, holes at the same positions of the upper liquid baffle plate 11 and the lower liquid baffle plate 11 are arranged in a staggered mode, the phenomenon that a refrigerant dropped from the hole at the upper layer directly drops onto the hole at the lower layer is avoided, a layer of refrigerant liquid film can be distributed on the heat exchange surface uniformly in the whole process, the refrigerant exchanges heat on the outer wall of the inner barrel 1 to form refrigerant steam in an evaporation cavity, through the return orifice of the return ring 10 placed on the bottom wall of the evaporation chamber, it is collected to the general return port 19 and then returned to the compressor through the suction pipe.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (10)
1. A barrel type evaporator for a piece of ice machine for improving uneven distribution of a gas-liquid refrigerant comprises an inner barrel (1) and is characterized in that an outer barrel (2) is sleeved outside the inner barrel (1), a plurality of vertical partition plates (3) are welded between the outer barrel (2) and the inner barrel (1), a liquid distribution pipe ring (5) is clamped at the tops of the vertical partition plates (3), a plurality of nozzles (6) are arranged on the inner ring of the liquid distribution pipe ring (5), a gas return pipe ring (10) is clamped at the bottoms of the vertical partition plates (3), a liquid blocking mechanism (4) is embedded and installed inside the vertical partition plates (3), the liquid blocking mechanism (4) comprises a liquid blocking plate (11), a plurality of first ring process holes (12) are formed in the top of the liquid blocking plate (11), a plurality of second ring process holes (13) are formed in the top of the liquid blocking plate (11), a plurality of third ring process holes (14) are formed in the top of the liquid blocking plate (11), an annular gap (15) is formed between the liquid baffle plate (11) and the inner barrel (1).
2. The drum evaporator for the flake ice machine for improving the uneven distribution of the gas-liquid refrigerant according to claim 1, wherein a liquid inlet pipe (8) is welded at the top of one side of the outer drum (2), and a gas suction pipe (9) is welded at the bottom of one side of the outer drum (2).
3. The barrel type evaporator for the ice sheet machine for improving the uneven distribution of the gas-liquid refrigerant according to claim 1, wherein a mounting hole (7) is formed at one side of the liquid distribution pipe ring (5), and one end of the liquid inlet pipe (8) is welded inside the mounting hole (7).
4. The drum type evaporator for the ice-making machine for improving the uneven distribution of the gas-liquid refrigerant is characterized in that a first clamping groove (16) is formed in the top of the vertical partition plate (3), and the liquid distribution pipe ring (5) is fixedly clamped inside the first clamping groove (16).
5. The barrel type evaporator for the ice-making machine for improving the uneven distribution of the gas-liquid refrigerant according to claim 1, wherein a second clamping groove (17) is formed at the bottom of the vertical partition plate (3), and the air return pipe ring (10) is fixedly clamped inside the second clamping groove (17).
6. The barrel type evaporator for the ice-making machine for improving the uneven distribution of the gas-liquid refrigerant according to claim 1, characterized in that one side of the vertical partition plate (3) is provided with a mounting groove (18), and the liquid baffle plate (11) is clamped in the mounting groove (18).
7. The drum evaporator for the ice sheet making machine for improving the maldistribution of gas-liquid refrigerant according to claim 1, wherein one side of said air return pipe ring (10) is opened with a total air return port (19), and one end of the air suction pipe (9) is welded inside the total air return port (19).
8. The barrel type evaporator for the ice making machine for improving the uneven distribution of the gas-liquid refrigerant according to claim 1, wherein the first circle of process holes (12), the second circle of process holes (13) and the third circle of process holes (14) are arranged on the liquid baffle plate (11) in a staggered manner, and the first circle of process holes (12), the second circle of process holes (13) and the third circle of process holes (14) are sequentially distributed from the inner circle to the outer circle of the liquid baffle plate (11).
9. The drum evaporator for the ice making machine for improving the uneven distribution of the gas-liquid refrigerant according to claim 1, wherein the number of the first circle of the process holes (12), the second circle of the process holes (13) and the third circle of the process holes (14) is increased in sequence, the number of the third circle of the process holes (14) is twice of the number of the second circle of the process holes (13), and the process holes at the same positions of the two liquid baffle plates (11) are arranged in a staggered mode.
10. The barrel evaporator for the ice sheet making machine for improving the uneven distribution of the gas-liquid refrigerant according to claim 1, wherein the plurality of nozzles (6) are annularly and equidistantly distributed on the liquid distribution pipe ring (5), and the spraying direction of the nozzles (6) faces to the outer wall direction of the inner barrel (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120614649.8U CN214620184U (en) | 2021-03-26 | 2021-03-26 | Improve uneven slice ice machine cask type evaporimeter of gas-liquid refrigerant distribution |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120614649.8U CN214620184U (en) | 2021-03-26 | 2021-03-26 | Improve uneven slice ice machine cask type evaporimeter of gas-liquid refrigerant distribution |
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| Publication Number | Publication Date |
|---|---|
| CN214620184U true CN214620184U (en) | 2021-11-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120614649.8U Active CN214620184U (en) | 2021-03-26 | 2021-03-26 | Improve uneven slice ice machine cask type evaporimeter of gas-liquid refrigerant distribution |
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| CN (1) | CN214620184U (en) |
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2021
- 2021-03-26 CN CN202120614649.8U patent/CN214620184U/en active Active
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