CN209923279U - Refrigerating machine oil on-line circulating filtration dehydration production line - Google Patents
Refrigerating machine oil on-line circulating filtration dehydration production line Download PDFInfo
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- CN209923279U CN209923279U CN201920631163.8U CN201920631163U CN209923279U CN 209923279 U CN209923279 U CN 209923279U CN 201920631163 U CN201920631163 U CN 201920631163U CN 209923279 U CN209923279 U CN 209923279U
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Abstract
In order to solve the technical problem of slow dehydration speed of the refrigerator oil in the prior art, the utility model provides an online circulating filtration dehydration production line of the refrigerator oil, which comprises a stirring kettle, a vacuum oil filter and a quantitative filling machine; the bottom of the stirring kettle is provided with two oil outlets provided with one-way valves, one of the oil outlets is connected with an oil inlet of the vacuum oil filter through an oil pipe, and the other oil outlet is connected with an oil inlet of the quantitative filling machine through an oil pipe; the upper half part and the lower half part of the stirring kettle are respectively provided with an oil inlet, and an oil outlet of the vacuum oil filter is connected with the two oil inlets through a pipeline; a stirring rod arranged in the stirring kettle is provided with a group of stirring paddles corresponding to each oil inlet. The vacuum oil filter is directly connected with the stirring kettle, so that the occupation of a storage oil tank can be avoided, the stirring rod in the stirring kettle can fully mix the filtered and dehydrated refrigerator oil with the residual refrigerator oil in the stirring kettle, and the dehydration filtering speed and effect of the refrigerator oil are improved.
Description
Technical Field
The utility model belongs to the technical field of refrigeration mechanism production facility, especially, relate to online circulation filtration dehydration production line of refrigerator oil.
Background
The refrigerating machine oil is special lubricating oil for refrigerating type compression device. Is an important component for determining and influencing the refrigeration function and effect of the refrigeration system. In the working process of the refrigeration compressor, the refrigerant is decompressed and evaporated to obtain low temperature, and the refrigerating machine oil lubricates working parts of the refrigeration device. In recent years, the technical development of refrigerators, freezers, air conditioners, large-sized refrigerators, refrigerated vehicles, and other various freezing devices has been perfected, and power saving, rotation, miniaturization, light weight, full sealing, and high efficiency have become new features in the refrigeration industry. Higher requirements are put on the performance and quality of the refrigerating machine oil.
The trace water content of oil products in refrigerators is usually determined by SH/T0207 (Karl Fischer method) test method. In a fully enclosed refrigeration system, the water content of the matching refrigerator oil is generally not more than 35X 10-6. At present, the refrigerator oil in the production process is generally dehydrated by a vacuum oil filter so as to ensure that the water content of a refrigeration mechanism meets the standard. The vacuum oil filter utilizes the saturation temperature curve of water and the vacuum drying principle to carry out a three-dimensional and multi-layer rapid evaporation high-efficiency oil-water separation technology, and multi-stage large-flux deep-layer precise filtration is carried out to reliably remove substances such as moisture, impurities, gas and the like in a freezing mechanism, so that the treated refrigerator oil reaches the use standard.
The refrigerating machine oil primarily prepared by the stirring kettle is transferred into the storage oil tank, the refrigerating machine oil is filtered by the vacuum oil filter and then enters the storage oil tank again to be mixed with other refrigerating machine oil, and after the circulation filtration for a plurality of times, the water content of the refrigerating machine oil reaches the use standard. However, the conventional storage oil tank does not have a stirring function, and the filtered refrigerating mechanism and other engine oil are not sufficiently mixed, so that the dehydration rate of the refrigerating engine oil is extremely low.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: how to improve the dehydration filtering speed and effect of the refrigerating machine oil.
In order to solve the technical problem, the technical scheme of the utility model as follows:
the refrigerating machine oil on-line circulating filtering and dewatering production line comprises a stirring kettle, a vacuum oil filter and a quantitative filling machine; the bottom of the stirring kettle is provided with two oil outlets provided with one-way valves, one of the oil outlets is connected with an oil inlet of the vacuum oil filter through an oil pipe, and the other oil outlet is connected with an oil inlet of the quantitative filling machine through an oil pipe; the upper half part and the lower half part of the stirring kettle are respectively provided with an oil inlet, and an oil outlet of the vacuum oil filter is connected with the two oil inlets through a pipeline; the stirring rod that the stirred tank inside set up corresponds every oil inlet department respectively is provided with a set of stirring rake.
In the technical scheme, the refrigerating machine oil which is produced in the stirring kettle enters the vacuum oil filter from the oil outlet at the bottom of the stirring kettle for filtering and dehydrating, then returns to the inside of the stirring kettle from the oil inlet of the stirring kettle to be fully mixed with the rest refrigerating machine oil, and then enters the vacuum oil filter for filtering and dehydrating again, the refrigerating machine oil reaches the use standard after being circularly dehydrated for a plurality of times, and finally is subpackaged by the quantitative filling machine.
According to the utility model discloses foretell refrigerator oil on-line circulation filters dehydration production line can also have following additional technical characterstic:
furthermore, a branch pipe for sampling is arranged on an oil pipe connected with the stirring kettle and the quantitative filling machine, a one-way valve is arranged on the branch pipe, and a one-way valve is also arranged below the branch pipe on the oil pipe.
Further, each group of the stirring paddles consists of two symmetrical paddles; the two groups of stirring paddles are vertically arranged.
Further, stirred tank still disposes the scraper mechanism who comprises motor, engaged driving gear and driven gear, axle sleeve and scraper blade are located inside the stirred tank, the scraper blade with the puddler is parallel and through the connecting rod with the axle sleeve is fixed, the axle sleeve suit is outside and not contact with the axostylus axostyle of puddler, the top of axle sleeve extends to stirred tank's outside with driven gear links firmly, the motor passes through engaged driving gear and driven gear drive as the power supply the axle sleeve rotates.
Further, the scraper blade is provided with a polytetrafluoroethylene plate attached to the inner wall of the stirring kettle.
Further, a motor mounting support is arranged at the top of the stirring kettle, the motor of the stirring kettle and the motor of the scraping plate mechanism are fixed in the motor mounting support, a mounting box is arranged at the bottom of the motor mounting support, and the driving gear and the driven gear are also arranged in the mounting box.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the vacuum oil filter is directly connected with the stirring kettle, so that the occupation of a storage oil tank can be avoided, and the stirring rod in the stirring kettle can fully mix the filtered and dehydrated refrigerator oil with the residual refrigerator oil in the stirring kettle, thereby improving the dehydration filtering speed and effect of the refrigerator oil;
2. the utility model arranges the oil inlets on the upper half part and the lower half part of the stirring kettle, and arranges the stirring paddle at the oil inlet corresponding to the stirring rod, so that the refrigerating machine oil entering the stirring kettle and the residual refrigerating machine oil in the kettle can be quickly and uniformly mixed;
3. the utility model discloses set up the scraper blade in stirred tank and can scrape the machine oil that bonds on the internal wall of cauldron and get off and participate in mixing, guarantee that the refrigerator oil in the stirred tank can mix uniformly.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below.
FIG. 1 is a front view of an on-line circulating, filtering and dehydrating production line for refrigeration oil in the first embodiment;
FIG. 2 is a schematic partial view of a stirred tank of example two;
FIG. 3 is a front view of an intercooled stirred tank of the third embodiment.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Example one
The refrigerating machine oil on-line circulating filtration dehydration production line as shown in fig. 1 comprises a stirring kettle 10, a vacuum oil filter 20 and a quantitative filling machine 30; the bottom of the stirring kettle 10 is provided with two oil outlets provided with one-way valves, the oil outlet 11 is connected with an oil inlet of the vacuum oil filter 20 through an oil pipe, and the oil outlet 12 is connected with an oil inlet of the quantitative filling machine 30 through an oil pipe; the upper half part and the lower half part of the stirring kettle 10 are respectively provided with an oil inlet 13, and an oil outlet of the vacuum oil filter 20 is connected with the two oil inlets through a pipeline; the stirring rod that stirred tank 10 inside set up respectively is provided with a set of stirring rake 40 corresponding every oil inlet department, and these two sets of stirring rakes set up perpendicularly, and every group stirring rake comprises the paddle of two symmetries. The refrigerating machine oil produced in the stirring kettle 10 enters the vacuum oil filter 20 from the oil outlet at the bottom of the stirring kettle 10 for filtering and dehydration, then returns to the inside of the stirring kettle 10 from the oil inlet of the stirring kettle 10 to be fully mixed with the rest refrigerating machine oil, and then enters the vacuum oil filter 20 for filtering and dehydration again, the refrigerating machine oil reaches the use standard after being circularly dehydrated for a plurality of times, and finally is subpackaged by the quantitative filling machine 30.
Example two
The present embodiment is based on the first embodiment.
The refrigerator oil needs to be inspected after being dehydrated for a plurality of times, if the refrigerator oil is sampled from the quantitative filling machine 30, if the quality of the refrigerator oil is unqualified, more unqualified refrigerator oil will remain in an oil inlet pipe of the quantitative filling machine 30, and if the refrigerator oil is filled, the water content of a certain bottle of refrigerator oil can not reach the use standard.
Referring to fig. 2, in the present embodiment, a branch pipe 50 for sampling is provided on an oil pipe connecting the stirring tank 10 and the quantitative filling machine 30, a check valve is provided on the branch pipe, and the oil pipe is also provided with a check valve below the branch pipe. During sampling, the sampling can be realized only by opening the check valves 60A and 60B and closing the check valve 60C. If the sampling is qualified, the one-way valve 60A is closed, and the one-way valves 60B and 60C are opened, so that the split charging can be realized.
EXAMPLE III
This embodiment is based on embodiment one or two.
The refrigerator oil has certain viscosity, and can adhere to the inner wall of the stirring kettle 10, and the stirring rod can not stir the refrigerator oil at two sides of the stirring kettle 10 well, and in order to improve the mixing uniformity of the refrigerator oil in the kettle, a scraper mechanism consisting of a motor 71, a driving gear 72 and a driven gear 73 which are meshed with each other, a shaft sleeve 74 and a scraper 75 is configured for the stirring kettle 10. Referring to fig. 3, a motor mounting bracket 80 is arranged at the top of the stirred tank 10, the motor 16 of the stirred tank 10 and the motor 71 of the scraper mechanism are fixed in the motor mounting bracket, a mounting box 81 is arranged at the bottom of the motor mounting bracket, and a driving gear and a driven gear are also arranged in the mounting box. Inside axle sleeve and scraper blade were located stirred tank 10, the scraper blade was parallel with puddler 17 and fixed with the axle sleeve through the connecting rod, and the axle sleeve suit is outside and not contact with the axostylus axostyle of puddler, and the top of axle sleeve extends to stirred tank 10's outside and driven gear links firmly, and the motor passes through the driving gear of meshing and driven gear drive shaft sleeve as the power supply and rotates. The rotational speed of accessible regulating motor makes the scraper blade rotate with slower speed, makes the puddler rotate with high-speed to realize the intensive mixing of in the cauldron refrigerator oil.
The scraper is provided with a polytetrafluoroethylene plate attached to the inner wall of the stirred tank 10. The polytetrafluoroethylene plate is attached to the kettle wall, so that the refrigerator oil adhered to the inner wall of the kettle can be scraped.
The above-mentioned embodiments only express one implementation mode of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present application. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (6)
1. The on-line circulating filtration dehydration production line of the refrigerator oil is characterized by comprising a stirring kettle, a vacuum oil filter and a quantitative filling machine; the bottom of the stirring kettle is provided with two oil outlets provided with one-way valves, one of the oil outlets is connected with an oil inlet of the vacuum oil filter through an oil pipe, and the other oil outlet is connected with an oil inlet of the quantitative filling machine through an oil pipe; the upper half part and the lower half part of the stirring kettle are respectively provided with an oil inlet, and an oil outlet of the vacuum oil filter is connected with the two oil inlets through a pipeline; the stirring rod that the stirred tank inside set up corresponds every oil inlet department respectively is provided with a set of stirring rake.
2. The refrigerating machine oil on-line circulation, filtration and dehydration production line of claim 1, wherein a branch pipe for sampling is arranged on an oil pipe connecting the stirring kettle and the quantitative filling machine, a one-way valve is arranged on the branch pipe, and a one-way valve is also arranged on the oil pipe below the branch pipe.
3. The refrigerating machine oil on-line circulation, filtration and dehydration production line of claim 1, wherein each group of the stirring paddles is composed of two symmetrical paddles; the two groups of stirring paddles are vertically arranged.
4. The refrigerating machine oil online circulation, filtration and dehydration production line of claim 1, characterized in that the stirring tank is further provided with a scraper mechanism consisting of a motor, a meshed driving gear and driven gear, a shaft sleeve and a scraper, the shaft sleeve and the scraper are positioned inside the stirring tank, the scraper is parallel to the stirring rod and fixed with the shaft sleeve through a connecting rod, the shaft sleeve is sleeved outside a shaft rod of the stirring rod and is not in contact with the shaft rod, the top end of the shaft sleeve extends to the outside of the stirring tank and is fixedly connected with the driven gear, and the motor is used as a power source to drive the shaft sleeve to rotate through the meshed driving gear and the driven gear.
5. The refrigerating machine oil on-line circulation, filtration and dehydration production line of claim 4, wherein the scraper is provided with a polytetrafluoroethylene plate attached to the inner wall of the stirring tank.
6. The refrigerating machine oil on-line circulation, filtration and dehydration production line of claim 4, wherein a motor mounting bracket is arranged at the top of the stirring kettle, the motor of the stirring kettle and the motor of the scraper mechanism are fixed in the motor mounting bracket, a mounting box is arranged at the bottom of the motor mounting bracket, and the driving gear and the driven gear are also arranged in the mounting box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920631163.8U CN209923279U (en) | 2019-04-30 | 2019-04-30 | Refrigerating machine oil on-line circulating filtration dehydration production line |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920631163.8U CN209923279U (en) | 2019-04-30 | 2019-04-30 | Refrigerating machine oil on-line circulating filtration dehydration production line |
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| CN209923279U true CN209923279U (en) | 2020-01-10 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111484869A (en) * | 2020-04-16 | 2020-08-04 | 中科富海(中山)低温装备制造有限公司 | Lubricating oil water trap |
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2019
- 2019-04-30 CN CN201920631163.8U patent/CN209923279U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111484869A (en) * | 2020-04-16 | 2020-08-04 | 中科富海(中山)低温装备制造有限公司 | Lubricating oil water trap |
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