CN210686515U - Dry ice machine air cooling system - Google Patents
Dry ice machine air cooling system Download PDFInfo
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- CN210686515U CN210686515U CN201921668018.3U CN201921668018U CN210686515U CN 210686515 U CN210686515 U CN 210686515U CN 201921668018 U CN201921668018 U CN 201921668018U CN 210686515 U CN210686515 U CN 210686515U
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- oil
- air cooling
- dry ice
- cooling system
- ice machine
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Abstract
The utility model relates to a dry ice machine air-cooling system, which comprises a frame, be equipped with pneumatic cylinder and oil tank in the frame, hydraulic oil in the oil tank is carried to the pneumatic cylinder through the oil pump, is connected with back oil pipe between oil pump and the oil tank, it is equipped with the forced air cooling heat exchanger on the oil pipe to return, forced air cooling heat exchanger and frame fixed connection. Accelerate back to the local air flow of oil pipe through air-cooled heat exchanger, the partial heat of hydraulic oil is taken away to the air that flows, and then realizes cooling to hydraulic oil, and the temperature of air is the room temperature, and during the cooling, the temperature that can not lead to hydraulic oil is low excessively, has effectively avoided hydraulic oil to produce the phenomenon of emulsification.
Description
Technical Field
The utility model belongs to the technical field of the dry ice machine technique and specifically relates to a dry ice machine air cooling system is related to.
Background
Ice dryer is a device for producing dry ice, at present in the production of dry ice, liquid CO2From liquid CO2The storage tank enters liquid CO2The pipeline enters the compression cavity and is extruded and formed by the hydraulic oil cylinder. Hydraulic oil is pumped into the hydraulic oil cylinder by the oil pump through the oil circuit in the oil tank to work, and the hydraulic oil temperature is high due to the fact that the hydraulic oil cylinder works for a long time, the hydraulic oil in the oil tank is in a high-temperature state for a long time, a pipeline is prone to oil leakage, a piston in the hydraulic oil cylinder is prone to abrasion, and the hydraulic oil needs to be cooled.
Chinese utility model patent application publication No. CN205533564U discloses a cooling device for a dry ice machine oil cylinder, comprising liquid CO2A storage tank, an oil tank connected with the oil pump, and liquid CO2Liquid CO communicated with storage tank2Pipeline and liquid CO shaped like Chinese character' hui2The pipeline, the pipeline connecting piece, the pipeline valve I and the pipeline valve II are arranged in the pipeline; 'Hui' shaped liquid CO2The pipeline is arranged in the oil tank, and the liquid CO is in a shape like a Chinese character' hui2One end of the pipeline penetrates through the side wall of the oil tank and then is connected with liquid CO after passing through the pipeline valve I and the pipeline connecting piece in sequence2Liquid CO communicated with storage tank2The other end of the pipeline penetrates through the side wall of the oil tank and is connected with a pipeline entering the dry ice extrusion molding cavity after passing through a pipeline valve II.
Liquid CO2The pipeline is led into an oil tank, and hydraulic oil and low-temperature CO in the oil tank2Heat exchange is carried out, and then the hydraulic oil is cooled, but liquid CO in the oil tank is introduced2The temperature of the oil pump is about seventy degrees below zero, the temperature of the hydraulic oil is reduced, the temperature of the hydraulic oil is easy to be too low, the hydraulic oil is easy to be emulsified, and the hydraulic oil is unusable.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a dry ice machine air-cooling system can avoid hydraulic oil to produce emulsification when cooling down to the hydraulic oil in the oil tank.
The above object of the present invention can be achieved by the following technical solutions:
the utility model provides a dry ice machine air-cooling system, includes the frame, be equipped with pneumatic cylinder and oil tank in the frame, hydraulic oil in the oil tank carries to the pneumatic cylinder through the oil pump, is connected with back oil pipe between oil pump and the oil tank, it is equipped with the air-cooled heat exchanger to return oil pipe, air-cooled heat exchanger and frame fixed connection.
Through adopting above-mentioned technical scheme, the oil pump carries hydraulic oil to the pneumatic cylinder, hydraulic oil flows in the oil return pipe, accelerate through air-cooled heat exchanger that the local air of oil return pipe flows, hydraulic oil and the heat transfer that takes place of oil return pipe, the heat transfer takes place for oil return pipe and the air that flows, the partial heat of hydraulic oil is taken away to the air that flows, and then the realization is cooled down hydraulic oil, the temperature of air is the room temperature, during the cooling, the temperature that can not lead to hydraulic oil is low excessively, hydraulic oil has effectively been avoided and the phenomenon of emulsification is produced.
The utility model discloses further set up to: the oil return pipe comprises a first pipeline and a second pipeline, the air-cooled heat exchanger comprises a machine body, a coil pipe and a fan, the coil pipe, the fan and the machine body are fixedly connected, the fan is opposite to the coil pipe, an inlet and an outlet are formed in the coil pipe, one end of the first pipeline is connected with an oil pump, the other end of the first pipeline is connected with the inlet, one end of the second pipeline is connected with an oil tank, and the other end of the second pipeline is connected with the outlet.
Through adopting above-mentioned technical scheme, hydraulic oil flows into the coil pipe, accelerates the air flow of coil pipe department through the fan, and the heat of hydraulic oil is taken away to the air that flows.
The utility model discloses further set up to: the coil pipes are arranged in an S shape.
Through adopting above-mentioned technical scheme, the coil pipe is the S type and arranges, and heat radiating area is big, improves the radiating effect to hydraulic oil.
The utility model discloses further set up to: the improved screw rod fixing machine is characterized in that a groove is formed in the rack, a hinge rod is arranged in the groove and is hinged with a screw rod, a fixing nut is connected to the screw rod in a threaded mode, installation pieces are arranged on two sides of the machine body, an open slot for the screw rod to penetrate through is formed in each installation piece, and the fixing nut and the installation pieces are abutted.
Through adopting above-mentioned technical scheme, rotate the screw rod, the screw rod is from the open slot and then in the mounting plate, screws up fixation nut, and fixation nut extrudees the fixed mounting plate for the forced air cooling heat exchanger is fixed in the frame.
The utility model discloses further set up to: be equipped with the opening in the recess, the opening runs through the recess, hinge bar and opening sliding connection.
Through adopting above-mentioned technical scheme, the hinge bar can slide in the opening, through the slip hinge bar, changes the distance between the hinge bar, rotates the screw rod again, and the screw rod is from the open slot and then in the installation piece, screws up fixation nut, and fixation nut extrudees the fixed mounting piece, can fix the air-cooled heat exchanger of different specifications.
The utility model discloses further set up to: the opening is worn to locate by the hinge rod, and the one end threaded connection of hinge rod has lock nut, lock nut and frame butt.
Through adopting above-mentioned technical scheme, screw up lock nut, the hinge bar can't slide at the opening, and during fixed air-cooled heat exchanger, the hinge bar can not slide for air-cooled heat exchanger's fixed more firm.
The utility model discloses further set up to: the frame includes bottom plate and support frame, bottom plate and support frame fixed connection, oil tank and bottom plate welded fastening, the oil pump passes through bolt and bottom plate fixed connection, and the oil pump is located one side of oil tank.
By adopting the technical scheme, the oil tank and the oil pump are fixed on the machine body, cannot slide and are fixed firmly.
To sum up, the utility model discloses following beneficial effect has:
1. accelerate back to the local air flow of oil pipe through air-cooled heat exchanger, the partial heat of hydraulic oil is taken away to the air that flows, and then realizes cooling to hydraulic oil, and the temperature of air is the room temperature, and during the cooling, the temperature that can not lead to hydraulic oil is low excessively, has effectively avoided hydraulic oil to produce the phenomenon of emulsification.
2. The hinge rod can slide in the opening, through sliding the hinge rod, changes the distance between the hinge rod, rotates the screw rod again, and in the screw rod was followed the open slot and then the installation piece, screwed up fixation nut, fixation nut extrusion fixed mounting piece can be fixed the air-cooled heat exchanger of different specifications.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic structural diagram of an air-cooled heat exchanger;
fig. 3 is an enlarged schematic view of a portion a in fig. 1.
In the figure: 1. a frame; 11. a base plate; 12. a support frame; 2. a compression chamber; 3. a hydraulic cylinder; 4. an oil pump; 5. an oil tank; 6. an oil return pipe; 61. a first conduit; 62. a second conduit; 7. an air-cooled heat exchanger; 71. a body; 72. a coil pipe; 73. a fan; 74. an inlet; 75. an outlet; 8. a groove; 81. a port; 82. a hinged lever; 83. a locking nut; 84. a screw; 85. fixing a nut; 9. mounting a sheet; 91. an open slot.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, for the utility model discloses a dry ice machine air cooling system, including frame 1, the top of frame 1 is fixed with compression chamber 2 and pneumatic cylinder 3, the one end butt of pneumatic cylinder 3 and compression chamber 2, and the telescopic link of pneumatic cylinder 3 stretches into in the compression chamber 2, telescopic link and 2 sliding connection in compression chamber, and the end fixing that the telescopic link is located compression chamber 2 has push pedal (not shown), push pedal and 2 sliding connection in compression chamber.
Frame 1 includes bottom plate 11 and support frame 12, and bottom plate 11 and support frame 12 welded fastening have oil tank 5 and oil pump 4 on the bottom plate 11, and oil tank 5 and 11 welded fastening of bottom plate, oil pump 4 pass through bolt and 11 fixed connection of bottom plate, and oil tank 5 is located the below of pneumatic cylinder 3, and oil pump 4 is located one side of oil tank 5, and the hydraulic oil in the oil tank 5 is carried to pneumatic cylinder 3 through oil pump 4.
Referring to fig. 1 and 2, an oil return pipe 6 is connected between the oil pump 4 and the oil tank 5, an air-cooled heat exchanger 7 is arranged on the oil return pipe 6, the air-cooled heat exchanger 7 includes a body 71, a coil pipe 72 and a fan 73, the coil pipe 72, the fan 73 and the body 71 are fixedly connected, the fan 73 faces the coil pipe 72, the coil pipe 72 is arranged in an S-shaped manner, and an inlet 74 and an outlet 75 are arranged on the coil pipe 72. The oil return pipe 6 includes a first pipe 61 and a second pipe 62, one end of the first pipe 61 is connected to the oil pump 4 and the other end is connected to the inlet 74, and one end of the second pipe 62 is connected to the oil tank 5 and the other end is connected to the outlet 75.
Hydraulic oil is carried to pneumatic cylinder 3 through oil pump 4, and hydraulic oil flows in first pipeline 61, second pipeline 62 and coil pipe 72, and the fan 73 accelerates the air flow of coil pipe 72 department, and the partial heat of hydraulic oil is taken away to the air that flows, and then the realization is cooled down to hydraulic oil. The temperature of air is room temperature, when cooling, can not lead to the temperature of hydraulic oil to hang down excessively, has effectively avoided hydraulic oil to produce the phenomenon of emulsification. The coil pipes 72 are arranged in an S shape, so that the heat dissipation area is large, and the heat dissipation effect on hydraulic oil is improved.
Referring to fig. 2 and 3, a groove 8 is formed in the support frame 12, a through hole 81 is formed in the groove 8, the through hole 81 penetrates through the groove 8, a hinge rod 82 is slidably connected in the through hole 81, the hinge rod 82 penetrates through the through hole 81, a locking nut 83 is connected to one end of the hinge rod 82, which is exposed out of the through hole 81, through threads, and the locking nut 83 abuts against the support frame 12. A screw 84 is hinged on the hinge rod 82, and a fixing nut 85 is connected to the end of the screw 84 far away from the hinge rod 82 in a threaded manner.
The screw 84 is rotated, the screw 84 is further installed in the sheet 9 from the open groove 91, the fixing nut 85 is tightened, and the fixing nut 85 presses the fixing installation sheet 9, so that the air-cooled heat exchanger 7 is fixed on the frame 1. The locking nut 83 is loosened, the hinged rods 82 can slide in the through holes 81, and the air-cooled heat exchangers 7 with different specifications can be fixed by changing the distance between the hinged rods 82.
The implementation principle of the embodiment is as follows: hydraulic oil passes through oil pump 4 and carries to pneumatic cylinder 3, hydraulic oil is at first pipeline 61, second pipeline 62 and coil pipe 72 internal flow, it flows to accelerate the air of coil pipe 72 department through fan 73, hydraulic oil and coil pipe 72 take place the heat transfer, coil pipe 72 and the air that flows take place the heat transfer, the partial heat of hydraulic oil is taken away to the air that flows, and then the realization is cooled down to hydraulic oil, the temperature of air is the room temperature, during the cooling, the temperature that can not lead to hydraulic oil is low excessively, hydraulic oil has effectively been avoided and the phenomenon of emulsification is produced.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (7)
1. The utility model provides a dry ice machine forced air cooling system, includes frame (1), be equipped with pneumatic cylinder (3) and oil tank (5) in frame (1), hydraulic oil in oil tank (5) is carried its characterized in that to pneumatic cylinder (3) through oil pump (4): an oil return pipe (6) is connected between the oil pump (4) and the oil tank (5), an air cooling heat exchanger (7) is arranged on the oil return pipe (6), and the air cooling heat exchanger (7) is fixedly connected with the rack (1).
2. A dry ice machine air cooling system as claimed in claim 1, wherein: return oil pipe (6) and include first pipeline (61) and second pipeline (62), air-cooled heat exchanger (7) include fuselage (71), coil pipe (72) and fan (73), coil pipe (72), fan (73) and fuselage (71) fixed connection, fan (73) just to coil pipe (72), are equipped with import (74) and export (75) on coil pipe (72), the one end and oil pump (4) switch-on of first pipeline (61) and the other end and import (74) are connected, the one end and oil tank (5) switch-on of second pipeline (62) and the other end and export (75) are connected.
3. A dry ice machine air cooling system as claimed in claim 2, wherein: the coil pipes (72) are arranged in an S shape.
4. A dry ice machine air cooling system as claimed in claim 2, wherein: be equipped with recess (8) on frame (1), be equipped with hinge bar (82) in recess (8), it has screw rod (84) to articulate on hinge bar (82), and threaded connection has fixation nut (85) on screw rod (84), the both sides of fuselage (71) are equipped with installation piece (9), locate open slot (91) that supply screw rod (84) to pass on installation piece (9), fixation nut (85) and installation piece (9) butt.
5. A dry ice machine air cooling system as claimed in claim 4, wherein: be equipped with through opening (81) in recess (8), through opening (81) run through recess (8), articulated rod (82) and through opening (81) sliding connection.
6. A dry ice machine air cooling system as claimed in claim 4, wherein: the opening (81) is worn to locate by articulated rod (82), and the one end threaded connection of articulated rod (82) has lock nut (83), lock nut (83) and frame (1) butt.
7. A dry ice machine air cooling system as claimed in claim 1, wherein: frame (1) includes bottom plate (11) and support frame (12), bottom plate (11) and support frame (12) fixed connection, oil tank (5) and bottom plate (11) welded fastening, oil pump (4) are through bolt and bottom plate (11) fixed connection, and oil pump (4) are located one side of oil tank (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921668018.3U CN210686515U (en) | 2019-09-30 | 2019-09-30 | Dry ice machine air cooling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921668018.3U CN210686515U (en) | 2019-09-30 | 2019-09-30 | Dry ice machine air cooling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210686515U true CN210686515U (en) | 2020-06-05 |
Family
ID=70895167
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921668018.3U Active CN210686515U (en) | 2019-09-30 | 2019-09-30 | Dry ice machine air cooling system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210686515U (en) |
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2019
- 2019-09-30 CN CN201921668018.3U patent/CN210686515U/en active Active
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