CN117605690A - Vacuum equipment - Google Patents
Vacuum equipment Download PDFInfo
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- CN117605690A CN117605690A CN202311680182.7A CN202311680182A CN117605690A CN 117605690 A CN117605690 A CN 117605690A CN 202311680182 A CN202311680182 A CN 202311680182A CN 117605690 A CN117605690 A CN 117605690A
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- 238000001914 filtration Methods 0.000 claims abstract description 37
- 229920000742 Cotton Polymers 0.000 claims description 26
- 238000010438 heat treatment Methods 0.000 claims description 15
- 238000003825 pressing Methods 0.000 claims description 12
- 238000001816 cooling Methods 0.000 claims description 11
- 238000009434 installation Methods 0.000 claims description 10
- 239000012535 impurity Substances 0.000 claims description 9
- 239000002245 particle Substances 0.000 claims description 7
- 238000006073 displacement reaction Methods 0.000 claims description 6
- 239000000428 dust Substances 0.000 claims description 6
- -1 moisture Substances 0.000 claims description 5
- 238000005086 pumping Methods 0.000 claims description 5
- 239000010865 sewage Substances 0.000 claims description 5
- 230000001502 supplementing effect Effects 0.000 claims description 3
- 210000001503 joint Anatomy 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 239000000047 product Substances 0.000 abstract description 5
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 239000013589 supplement Substances 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 129
- 238000000034 method Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000004945 emulsification Methods 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000002356 single layer Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000000654 additive Substances 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
Abstract
The invention discloses vacuum equipment, which is provided with a frame, a control box, a vacuum pump assembly, an oil way filtering mechanism and an air way filtering mechanism, wherein the oil way filtering mechanism supplements the oil of a vacuum pump with an oil tank, the effective control of the working oil temperature is in a normal temperature range, clean gas filtered by the air way filtering mechanism enters the vacuum pump again, most of the oil in the vacuum pump of the vacuum equipment is in a qualified (clean oil and no oil shortage) state, the vacuum pump is not easy to damage, the service life of the vacuum pump is effectively prolonged, the vacuum pump can stably operate and has better vacuum degree, the quality of products produced by the better vacuum degree is good, normal production is further ensured, the final production cost is greatly reduced, and the production benefit is improved.
Description
Technical Field
The invention relates to the technical field of sheet, plate or film processing equipment, in particular to vacuum equipment.
Background
The method comprises the steps of taking resin (or directly polymerizing monomers in the processing process) as a main component, taking additives such as plasticizer, filler, lubricant, colorant and the like as auxiliary components, carrying out steps such as melting, pressing, baking, cooling and forming, receiving and the like on materials capable of being molded in the processing process, and filtering impurities such as moisture, oil, dust particles and the like generated by materials through a vacuum pump by adopting a vacuumizing mode in the raw material plasticizing process of the sheets, plates or films, and discharging the impurities into the air after filtering the impurities through a filter in the vacuum pump; the quality of the vacuum equipment can directly influence the effect and the service life of the second vacuum equipment because the water, oil and dust particles discharged from the first exhaust port of the exhaust screw are much, thereby influencing the quality of the manufactured product, and the manufactured vacuum equipment is also very critical.
Firstly, the existing vacuum equipment cannot ensure that most of oil in a vacuum pump of the vacuum equipment is in a qualified (clean oil and no oil shortage) state, so that the operation of the vacuum pump is unstable, and finally the vacuum degree cannot reach the normal standard or the better vacuum degree, thereby seriously affecting the output of users and further affecting the production of companies.
Secondly, traditional vacuum equipment filters very simply, and filtering mechanism only makes a simple box, above simple spread filter pulp, and though big particulate matter and a small amount of oil can filter, still a lot of tiny material can't filter, directly get into in the vacuum pump, lead to vacuum pump oil to be polluted or emulsify, neither can guarantee the vacuum degree stability of evacuation, influence the life of vacuum pump again, through cooling with the frozen water machine before advancing the vacuum pump in prior art means, reduce moisture and get into in the vacuum pump, but still other impurity are not filtered, the filter effect is relatively poor.
Disclosure of Invention
The invention mainly aims to provide vacuum equipment, and aims to solve the technical problems that the vacuum equipment in the prior art is poor in filtering effect, the vacuum pump oil cannot ensure that most of time is in a qualified state, the product quality is finally influenced, and the production benefit is poor.
To achieve the above object, the present invention provides a vacuum apparatus comprising a frame;
the control box is arranged on the frame;
the vacuum pump assembly comprises at least one vacuum pump and an oil tank of the vacuum pump;
the oil way filtering mechanism is connected with the oil tank of the vacuum pump, and is used for supplementing vacuum pump oil to the oil tank of the vacuum pump and/or adjusting the oil temperature of the vacuum pump;
the air path filtering mechanism is used for filtering impurities such as moisture, oil, dust particles and the like extracted by the screw of the external host machine.
Further, the wind path filtering mechanism includes:
the air inlet is used for being connected with an air outlet of an external air exhaust host screw;
the air outlet is connected with an air inlet of the vacuum pump;
the sewage outlet is connected with a sewage valve;
the barrel body is of a hollow structure, the air inlet is arranged at the first end of the barrel body, and the air outlet is arranged at the second end of the barrel body;
the barrel cover is hinged with the barrel body;
the filter component is arranged inside the barrel body.
Further, the vacuum pump comprises a Roots pump and a rotary vane pump, the air outlet of the air path filtering mechanism is connected with the air inlet of the Roots pump, and the air outlet of the Roots pump is connected with the air inlet of the rotary vane pump.
Further, the filter component comprises filter cotton and/or oil-absorbing felt, the filter cotton and/or oil-absorbing felt is arranged in the barrel body, and unclean gas entering from the gas inlet is filtered by the filter cotton and/or oil-absorbing felt.
Further, the filter assembly further comprises a felt fixing part, wherein the felt fixing part is used for fixing a felt and preventing displacement of the felt, and the felt fixing part is a felt fixing net pressing part and is of a net structure.
Further, the filter component further comprises a quick clamp for preventing displacement of the oil absorption felt fixing piece, the barrel body comprises a barrel body and a bottom barrel, the barrel body and the bottom barrel are of hollow structures, and the drain outlet is arranged at the lowest position of the lower end of the bottom barrel.
Further, the inside barrel inner bag that is equipped with of staving, the below and the end bucket intercommunication of barrel inner bag form the circulation of air cavity in the barrel inner bag, and the upper end of barrel inner bag is equipped with separates the net, separates the net setting and is close to the position of filter pulp at the barrel inner bag, and barrel main part inner wall is equipped with the cushion cap, and the upper end of barrel inner bag is equipped with the bulge loop, and the barrel inner bag passes through the bulge loop and installs on the cushion cap.
Further, the filter component further comprises a filter cotton pressing pipe, the barrel body is provided with a filter cotton installation part, a clamping ring is arranged in the installation part, and after the filter cotton is installed on the installation part, the filter cotton pressing pipe is in butt joint with the clamping ring.
Further, the method comprises the steps of: the oil circuit filtering mechanism includes:
the external oil tank is used for storing vacuum pump oil and is provided with an oil filling port and an oil outlet;
the first end of the oil pump is connected with the oil outlet and is used for pumping the vacuum pump oil of the external oil tank into the oil tank of the vacuum pump;
the first end of the oil filter is connected with the second end of the oil pump;
the oil temperature control device is used for controlling the oil temperature of the vacuum pump oil to be kept at a preset temperature;
the oil temperature sensor is arranged on the external oil tank and is used for sensing the oil temperature;
the oil circuit pipe network is used for providing an oil product conveying pipeline between the devices.
Further, the oil temperature control device comprises an air-cooled radiator and/or a heating tube, wherein the first end of the air-cooled radiator is connected with the second end of the oil filter, the second end of the air-cooled radiator is connected with the oil tank of the vacuum pump, the heating tube is used for heating vacuum pump oil lower than normal working temperature to normal working temperature, and the heating tube is arranged on the oil tank of the external vacuum pump.
Further, the vacuum pump cooling fan is used for cooling the vacuum pump exceeding the normal working temperature.
According to the technical scheme, the frame, the control box, the vacuum pump assembly, the oil way filtering mechanism and the air way filtering mechanism are arranged, wherein the oil way filtering mechanism supplements the oil of the vacuum pump with the oil tank, the working oil temperature is effectively controlled in a normal temperature range, clean gas filtered by the air way filtering mechanism enters the vacuum pump, most of oil in the vacuum pump of the vacuum equipment is in a qualified (clean oil and oil-free) state, the vacuum pump is not easy to damage, the service life of the vacuum pump is effectively prolonged, the vacuum pump can stably operate and has better vacuum degree, the quality of products produced by the better vacuum degree is good, normal production is further ensured, the production cost is greatly reduced finally, and the production benefit is improved.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a second perspective view of the present invention;
FIG. 3 is a front view of the present invention;
FIG. 4 is a right side view of the present invention;
FIG. 5 is a rear view of the present invention;
FIG. 6 is a schematic view of the air duct network and the direction of air travel according to the present invention;
FIG. 7 is a view showing the opened state of the tub cover according to the present invention;
FIG. 8 is a cross-sectional view of a tub of the present invention;
FIG. 9 is an exploded view of the tub and the inner structure of the present invention;
FIG. 10 is a perspective view of a filter assembly of the present invention;
FIG. 11 is an exploded view of the filter assembly of the present invention;
FIG. 12 is a diagram showing the construction of the inner side of the tub according to the present invention;
FIG. 13 is a top view of the tub of the present invention;
FIG. 14 is a perspective view of an oil circuit filtering mechanism according to the present invention;
FIG. 15 is a second perspective view of the oil filter mechanism of the present invention;
FIG. 16 is a perspective view of a heat pipe of the present invention;
fig. 17 is a perspective view of an oil temperature sensor of the present invention;
FIG. 18 is a schematic view of the connection of the present invention to an extruder.
Wherein the above figures include the following reference numerals:
100. the invention is characterized in that; 200. an extruder; 1. a frame; 2. a control box; 3. a vacuum pump assembly; 31. a vacuum pump; 311. roots pump; 311a, the inlet of the Roots pump; 311b, exhaust port of Roots pump; 312. a rotary vane pump; 312a, air inlets of the rotary vane pumps; 312b, an air outlet of the rotary vane pump; 32. the vacuum pump is provided with an oil tank; 4. an oil path filtering mechanism; 41. an external oil tank; 411. a fuel filler; 412. an oil outlet; 415. an oil discharge valve; 42. an oil pump; 43. an oil filter; 44. an oil temperature control device; 441. an air-cooled radiator; 442. a heating tube; 45. an oil temperature sensor; 46. an oil circuit pipe network; 5. an air path filtering mechanism; 50. a bracket; 51. an air inlet; 52. an air outlet; 53. a sewage outlet; 531. a blow-down valve; 54. a tub body; 541. a tub body; 542. a bottom barrel; 543. a barrel liner; 544. a screen; 545. bearing platform; 546. a convex ring; 55. a barrel cover; 56. a filter assembly; 561. filtering cotton; 562. an oil absorption felt; 563. a felt mount; 564. a quick clamp; 565. a filter cotton pressing pipe; 566. a clasp; 58. a wind path pipe network; 6. a vacuum pump cooling fan.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that, in the embodiment of the present invention, directional indications (such as up, down, left, right, front, rear, top, bottom, inner, outer, vertical, lateral, longitudinal, counterclockwise, clockwise, circumferential, radial, axial … …) are referred to, and the directional indications are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.
In addition, if there is a description of "first" or "second" etc. in the embodiments of the present invention, the description of "first" or "second" etc. is only for descriptive purposes, and is not to be construed as indicating or implying 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 addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present invention.
The present invention provides a vacuum apparatus, as shown in fig. 1 to 18, comprising a frame 1;
the control box 2 is arranged on the frame 1;
a vacuum pump assembly 3, the vacuum pump assembly 3 comprising at least one vacuum pump 31 and a vacuum pump self-contained tank 32;
the oil way filtering mechanism 4 is connected with the oil tank 32 of the vacuum pump, and the oil way filtering mechanism 4 is used for supplementing vacuum pump oil to the oil tank 32 of the vacuum pump and/or adjusting the oil temperature of the vacuum pump;
the air path filtering mechanism 5, the air path filtering mechanism 5 is used for filtering impurities such as moisture, oil, dust particles and the like which are pumped out by an external host screw.
Further, the air path filter mechanism 5 includes:
the air inlet 51, the air inlet 51 is used for connecting with the air outlet of the external air outlet host screw;
the air outlet 52, the air outlet 52 is connected with an air inlet of the vacuum pump 31;
the drain outlet 53, the drain outlet 53 is connected with a drain valve 531, and the drain valve 531 can be a manual drain valve or an electromagnetic drain valve;
the barrel 54, the inside of barrel 54 is hollow structure, the air inlet 51 is set up in the first end of barrel 54, the air outlet 52 is set up in the second end of barrel 54;
the barrel cover 55, the barrel body 54 is hinged with the barrel cover 55, so that the barrel cover 55 can be conveniently opened or closed on the barrel body 54;
the filtering component 56, the filtering component 56 is arranged inside the barrel 54, and the impurities such as moisture, oil, dust particles and the like pumped out by the external host screw are discharged from the air outlet 52 after being filtered by the filtering component 56.
In the embodiment of the present invention, the vacuum pump 31 includes the roots pump 311 and the rotary vane pump 312, the air outlet 52 of the air path filter mechanism 5 is connected to the air inlet 311a of the roots pump, and the air outlet 311b of the roots pump is connected to the air inlet 312a of the rotary vane pump.
In the invention, a mode of combining multiple vacuum pumps and connecting the multiple vacuum pumps in series is adopted to achieve higher vacuum degree and faster air extraction rate; of course, in other embodiments, the individual vacuum pumps may be organically combined together in a parallel or hybrid arrangement, where the pumping capacity and power rating of each pump need to be matched to each other during the combination process to ensure maximum power and pumping efficiency after multiple pump combinations.
In the embodiment of the present invention, the filter assembly 56 includes the filter cotton 561 and/or the oil blanket 562, the filter cotton 561 and/or the oil blanket 562 are disposed inside the tub 54, the unclean gas entering from the air inlet 51 is filtered by the filter cotton 561 and/or the oil blanket 562, the filter assembly 56 may be a single-layer filter cotton 561 or a multi-layer filter cotton 561, or may be a single-layer filter cotton 561 or a multi-layer filter cotton 561, which is formed by two filter structures of the filter cotton 561 and the oil blanket 562, after being discharged from the air outlet 52, enters from the air inlet 311a of the Roots pump, then enters from the air outlet 311b of the Roots pump, enters from the air inlet 312a of the rotary vane pump, and finally is discharged from the air outlet 312b of the rotary vane pump.
Specifically, filter assembly 56 further includes a felt fixing member 563, felt fixing member 563 for fixing felt 562 to prevent displacement of felt 562, felt fixing member 563 being a felt fixing net member having a net structure.
Specifically, the filter assembly 56 further includes a quick clamp 564 for preventing displacement of the felt fixing member 563, the tub 54 includes a tub body 541 and a bottom tub 542, the interiors of the tub body 541 and the bottom tub 542 are hollow structures, and the drain port 53 is provided at the lowest position of the lower end of the bottom tub 542.
Specifically, a barrel inner container 543 is disposed inside the barrel body 54, the lower portion of the barrel inner container 543 is communicated with a bottom barrel 542, an air circulation chamber is formed in the barrel inner container 543, a separation net 544 is disposed at the upper end of the barrel inner container 543, the separation net 544 is disposed at a position, close to filter cotton 561, of the barrel inner container 543, a bearing platform 545 is disposed on the inner wall of the barrel main body 541, a convex ring 546 is disposed at the upper end of the barrel inner container 543, and the barrel inner container 543 is mounted on the bearing platform 545 through the convex ring 546.
Specifically, filter assembly 56 still includes filter pulp pressing tube 565, filter pulp pressing tube 565's effect is the tight air leakage that does not paste of inner wall periphery of assurance filter pulp 561 and staving 54, make filter pulp 561's filter effect better, preferably adopt the PU material preparation, PU material is soft, elasticity is good, barrel body 541 is equipped with filter pulp installation department, be equipped with snap ring 566 in the installation department, filter pulp 561 installs in the installation department after, filter pulp pressing tube 565 and snap ring 566 looks butt, filter pulp pressing tube 565 and snap ring 566 correspond the setting, after the installation, filter pulp pressing tube 565 and snap ring 566 are tight each other in order to prevent the air leakage, guarantee best filter effect.
The principle of operation of the air path filter mechanism 5 is described as follows:
1. the air of the extruder enters from the air inlet 51, through the rotation of the barrel inner container 543, the moisture, the greasy dirt and the particles in the air are settled downwards, then the filtered air is filtered by the filter cotton 561 and/or the oil-absorbing felt 562 to absorb the moisture and filter the impurity and the oil-absorbing felt 562, and the filtered air is discharged from the air outlet 52 to enter the Roots pump 311.
2. And opening the blowdown valve 531 to perform blowdown operation.
The wind path situation is described as follows:
1. the screw gas enters from the air inlet 51 of the filter assembly, is filtered by the filter assembly 56, and clean gas enters the air inlet 311a of the Roots pump after exiting from the air outlet 52 of the filter assembly, then enters the air inlet 312a of the rotary vane pump from the air outlet 311b of the Roots pump, and finally is discharged from the air outlet 312b of the rotary vane pump;
2. if the temperatures of the rotary vane pump 312 and the Roots pump 311 are too high, the stable operation is affected, the vacuum pump radiator fan 6 is operated to cool the rotary vane pump 312 and the Roots pump 311, and the operation is stopped after the normal temperature is recovered.
In the embodiment of the invention, the oil passage filtering mechanism 4 includes:
an external oil tank 41, wherein the external oil tank 41 is used for storing vacuum pump oil, and the external oil tank 41 is provided with an oil filling port 411 and an oil outlet 412;
the oil pump 42, the first end of the oil pump 42 is connected with the oil outlet 412, and is used for pumping the vacuum pump oil of the external oil tank 41 into the self-contained oil tank 32 of the vacuum pump;
an oil filter 43, a first end of the oil filter 43 being connected to a second end of the oil pump 42;
an oil temperature control device 44, the oil temperature control device 44 being used for controlling the oil temperature of the vacuum pump oil to be kept at a predetermined temperature;
the oil temperature sensor 45 is arranged on the external oil tank 41, and the oil temperature sensor 45 is used for sensing the oil temperature;
oil pipe network 46, oil pipe network 46 is used to provide oil delivery piping between the above-mentioned devices.
Specifically, the oil temperature control device 44 includes an air-cooled radiator 441 and/or a heating tube 442, a first end of the air-cooled radiator 441 is connected to a second end of the oil filter 43, a second end of the air-cooled radiator 441 is connected to the vacuum pump self-contained oil tank 32, the heating tube 442 is used for heating vacuum pump oil below a normal operating temperature to the normal operating temperature, and the heating tube 442 is disposed in the external vacuum pump oil tank.
In the embodiment of the invention, the vacuum pump cooling fan 6 is further included, and the vacuum pump cooling fan 6 is used for cooling the vacuum pump 31 exceeding the normal working temperature, and the normal working temperature of the vacuum pump is in the range of 60-80 ℃.
The working principle of the oil passage filter mechanism 4 is explained as follows:
1. the procedure sets the oil supply time of the oil way, the time reaches the start of the oil pump 42, the oil absorbed by the oil pump 42 from the external oil tank 41 is filtered by the oil way pipe network 46 through the oil filter 43, then enters the air cooling radiator 441 and finally enters the rotary vane pump oil tank (the vacuum pump self-contained oil tank 32), so that the rotary vane pump 312 is ensured to be in an oil shortage state for most of the time, and the rotary vane pump 312 operates normally and stably;
2. when the temperature of the oil temperature sensor 45 of the oil tank of the rotary vane pump (the vacuum pump is provided with the oil tank 32), the working temperature range of the oil of the rotary vane pump is 50-80 ℃, and the fan radiator works to cool after the temperature exceeds the highest temperature, so that the oil is recovered to the normal temperature, and the normal running work of the rotary vane pump 312 is ensured;
3-1, heating tube 442, at lower ambient temperature, the ambient temperature is low, need heating tube 442 to heat oil, make the vacuum pump oil heat up to the normal operating temperature;
3-2, oil emulsification occurs in special cases of vacuum pump oil, and the heat pipe 442 needs to be started to heat the vacuum pump oil with oil emulsification.
The foregoing description is only of the preferred embodiments of the present invention, and is not intended to limit the scope of the invention, but rather, the equivalent structural changes made by the description and drawings of the present invention or the direct/indirect application in other related/similar technical fields are included in the scope of the present invention.
Claims (10)
1. A vacuum apparatus, comprising:
a frame;
the control box is arranged on the frame;
the vacuum pump assembly comprises at least one vacuum pump and an oil tank of the vacuum pump;
the oil way filtering mechanism is connected with the oil tank of the vacuum pump, and is used for supplementing vacuum pump oil to the oil tank of the vacuum pump and/or adjusting the oil temperature of the vacuum pump;
the air path filtering mechanism is used for filtering impurities such as moisture, oil, dust particles and the like extracted by the screw of the external host machine.
2. The vacuum apparatus of claim 1, wherein: the wind path filtering mechanism includes:
the air inlet is used for being connected with an air outlet of an external air exhaust host screw;
the air outlet is connected with an air inlet of the vacuum pump;
the sewage outlet is connected with a sewage valve;
the barrel body is of a hollow structure, the air inlet is arranged at the first end of the barrel body, and the air outlet is arranged at the second end of the barrel body;
the barrel cover is hinged with the barrel body;
the filter component is arranged inside the barrel body.
3. A vacuum apparatus as claimed in claim 2, wherein: the vacuum pump comprises a Roots pump and a rotary vane pump, the air outlet of the air path filtering mechanism is connected with the air inlet of the Roots pump, and the air outlet of the Roots pump is connected with the air inlet of the rotary vane pump.
4. A vacuum apparatus as claimed in claim 2, wherein: the filter component comprises filter cotton and/or oil-absorbing felt, the filter cotton and/or the oil-absorbing felt is arranged in the barrel body, and unclean gas entering from the air inlet is filtered by the filter cotton and/or the oil-absorbing felt.
5. The vacuum apparatus of claim 4, wherein: the filter assembly further comprises a felt fixing part and a quick clamp, wherein the felt fixing part is used for fixing the felt and preventing displacement of the felt, and the quick clamp is used for preventing displacement of the felt fixing part.
6. The vacuum apparatus of claim 4, wherein: the inside barrel inner bag that is equipped with of staving, the below and the end bucket intercommunication of barrel inner bag form the circulation of air cavity in the barrel inner bag, and the upper end of barrel inner bag is equipped with separates the net, separates the net setting and is close to the position of filter pulp at the barrel inner bag, and barrel main part inner wall is equipped with the cushion cap, and the upper end of barrel inner bag is equipped with the bulge loop, and the barrel inner bag passes through the bulge loop and installs on the cushion cap.
7. The vacuum apparatus of claim 4, wherein: the filter component further comprises a filter cotton pressing pipe, the barrel body is provided with a filter cotton installation part, a clamping ring is arranged in the installation part, and after the filter cotton is installed on the installation part, the filter cotton pressing pipe is in butt joint with the clamping ring.
8. The vacuum apparatus of claim 1, wherein: the oil circuit filtering mechanism includes:
the external oil tank is used for storing vacuum pump oil and is provided with an oil filling port and an oil outlet;
the first end of the oil pump is connected with the oil outlet and is used for pumping the vacuum pump oil of the external oil tank into the oil tank of the vacuum pump;
the first end of the oil filter is connected with the second end of the oil pump;
the oil temperature control device is used for controlling the oil temperature of the vacuum pump oil to be kept at a preset temperature;
the oil temperature sensor is arranged on the external oil tank and is used for sensing the oil temperature;
the oil circuit pipe network is used for providing an oil product conveying pipeline between the devices.
9. The vacuum apparatus of claim 9, wherein: the oil temperature control device comprises an air-cooled radiator and/or a heating tube, wherein the first end of the air-cooled radiator is connected with the second end of the oil filter, the second end of the air-cooled radiator is connected with the oil tank of the vacuum pump, the heating tube is used for heating vacuum pump oil lower than normal working temperature to normal working temperature, and the heating tube is arranged on the oil tank of the external vacuum pump.
10. The vacuum apparatus of claim 1, wherein: the vacuum pump cooling fan is used for cooling the vacuum pump exceeding the normal working temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311680182.7A CN117605690A (en) | 2023-12-07 | 2023-12-07 | Vacuum equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311680182.7A CN117605690A (en) | 2023-12-07 | 2023-12-07 | Vacuum equipment |
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| Publication Number | Publication Date |
|---|---|
| CN117605690A true CN117605690A (en) | 2024-02-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311680182.7A Pending CN117605690A (en) | 2023-12-07 | 2023-12-07 | Vacuum equipment |
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| JP2005291135A (en) * | 2004-04-01 | 2005-10-20 | Kyocera Corp | Multistage positive-displacement vacuum pump and its manufacturing method |
| CN2843582Y (en) * | 2005-08-25 | 2006-12-06 | 镇江实达电力科技有限公司 | Portable vacuum online oil filtration machine |
| CN205478310U (en) * | 2016-03-31 | 2016-08-17 | 海门市海真真空设备有限公司 | Vacuumizing system |
| CN107542662A (en) * | 2017-08-19 | 2018-01-05 | 浙江力鑫真空设备有限公司 | A kind of portable Roots's guiding valve vacuum pump set |
| CN207660825U (en) * | 2017-12-06 | 2018-07-27 | 温岭市石桥真空机械厂 | A kind of novel rotary vane type vacuum pump |
| CN210565090U (en) * | 2019-06-29 | 2020-05-19 | 广东达诚技术股份有限公司 | Vacuum pumping device |
| CN116221079A (en) * | 2023-04-18 | 2023-06-06 | 南通市乐能电力有限公司 | Pump oil filter special for vacuum pump |
| CN219327609U (en) * | 2023-04-19 | 2023-07-11 | 东莞市致能机械有限公司 | First-stage and second-stage filtering device |
| CN116464640A (en) * | 2023-04-19 | 2023-07-21 | 东莞市致能机械有限公司 | Vacuum equipment |
| CN220081680U (en) * | 2023-06-30 | 2023-11-24 | 东莞市东金机械设备有限公司 | Oil changing device suitable for rotary vane vacuum pump |
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