Vacuum pump with independent cavities

Abstract

The utility model relates to the technical field of vacuum pumps, in particular to a vacuum pump with an independent cavity, which comprises a filter cabin and a pump cabin arranged in a case, the pump cabin is arranged on one side of the filter cabin, a vacuum pump is arranged in the pump cabin, an air inlet end of the vacuum pump is communicated into the filter cabin, an electric control cabin is positioned on the upper side of the pump cabin, and a partition plate extends to the bottom of the pump cabin. An electric control base plate is arranged between the electric control cabin and the pump cabin, air holes are formed in the electric control base plate, the filtering cabin and the pump cabin are arranged, different functional effects are achieved in the two independent cabins, the air inlet end of the vacuum pump communicates with the interior of the filtering cabin, it can be guaranteed that air at the air inlet end of the vacuum pump is filtered through the filtering cabin, and the air inlet end of the vacuum pump is communicated with the interior of the pump cabin. The cleanliness of the gas is improved, and the use requirements are met.

Description

TECHNICAL FIELD

[0001] The utility model relates to vacuum pump technical field especially is related to a cavity independent type vacuum pump. BACKGROUND

[0002] Vacuum pump refers to the device or equipment that carries out pumping to the container to be pumped and obtains vacuum by mechanical, physical, chemical or physical chemistry, in popular terms, vacuum pump is the device that uses various methods to improve, produce and maintain vacuum in certain closed space, because of the wide application of vacuum pump, in some special scientific research and detection projects, the cleanliness of the gas flow in the vacuum pump will have the use standard, this needs the vacuum pump to be able to filter the gas at the gas inlet end, and the gas at the gas inlet end needs to be able to not be affected by the pump body equipment, maintains the cleanliness of gas, to guarantee that the gas into the vacuum pump can satisfy the use demand, this needs to independently design each functional part in the vacuum pump, therefore, a cavity independent type vacuum pump is needed. SUMMARY

[0003] In view of the above-mentioned defects of the prior art, the purpose of the utility model is to provide a cavity independent type vacuum pump, which solves the problem that each functional end in the vacuum pump is relatively independent in the prior art.

[0004] To achieve the above-mentioned purpose and other related purposes, the utility model provides the following technical scheme:

[0005] A cavity independent type vacuum pump comprises:

[0006] A case is provided with a filter cabin and a pump cabin inside, the pump cabin is arranged on one side of the filter cabin, a vacuum pump is arranged in the pump cabin, and the gas inlet end of the vacuum pump is communicated to the filter cabin;

[0007] An electric control cabin is arranged on the upper side of the pump cabin, a partition plate is arranged between the electric control cabin and the filter cabin, the partition plate extends to the bottom of the pump cabin, the gas inlet end of the vacuum pump penetrates through the partition plate, an electric control substrate is arranged between the electric control cabin and the pump cabin, and air holes are arranged on the electric control substrate.

[0008] The above-mentioned technical scheme is realized, the filter cabin and the pump cabin are arranged, different functional effects are realized in the two independent cabins, the gas inlet end of the vacuum pump is communicated to the filter cabin, the gas at the gas inlet end of the vacuum pump can be filtered by the filter cabin, the cleanliness of the gas is improved, and the use demand is satisfied.

[0009] The partition plate is arranged between the electric control cabin and the filtering cabin, and is extended to the bottom of the pump cabin, the filtering cabin can be blocked by the partition plate, the filtering cabin is independent, and is not affected by operation of other equipment in the machine case, the air permeable hole is arranged on the electric control substrate between the electric control cabin and the pump cabin, air flow in the pump cabin is ensured, the electric control cabin is used as the filtering end, dust entering the pump cabin is reduced, and environmental cleanness in the pump cabin is improved.

[0010] In an embodiment of the present application, the filtering cabin is provided with an air inlet cabin at the bottom, the air inlet end of the vacuum pump is communicated with the air inlet cabin, a filter screen base is arranged on the upper side of the air inlet cabin, a filter element is arranged on the filter screen base, and a gas collecting hole is formed in the side wall of the filtering cabin.

[0011] The above technical scheme is realized, the air inlet cabin is arranged in cooperation with the filter element, air entering the filtering cabin is filtered by the filter element and then enters the air inlet cabin, the cleanness of air in the air inlet cabin can meet the use requirement, the use stability of the filter element is improved by arranging the filter screen base, and air is prevented from flowing into the air inlet cabin without being filtered by the filter element.

[0012] In an embodiment of the present application, the central axis of the filter element is arranged perpendicularly to the upper end surface of the air inlet cabin, and the air outlet hole at the bottom of the filter element is communicated with the air inlet cabin.

[0013] The above technical scheme is realized, the central axis of the filter element is arranged perpendicularly to the upper end surface of the air inlet cabin, the filtering efficiency of the filter element on air is improved, the air outlet hole at the bottom of the filter element is communicated with the air inlet cabin, air is allowed to enter the air inlet cabin after being filtered, and the cleanness of the air is ensured.

[0014] In an embodiment of the present application, the filter screen base is a trapezoidal base, the lower bottom end of the filter screen base is located at the end of the air inlet cabin, the upper bottom end of the filter screen base is located on the upper side of the filter element, a sealing end cover is arranged at the upper bottom end of the filter screen base, and the sealing end cover seals the end of the filter element away from the air inlet cabin.

[0015] The above technical scheme is realized, the filter screen base is arranged as a trapezoidal base, and the lower bottom end of the filter screen base is located at the end of the air inlet cabin, the support area of the bottom of the filter screen base is increased, the support stability of the filter screen base on the filter screen is improved, the sealing end cover is arranged, the end of the filter element away from the air inlet cabin is sealed, air is prevented from flowing into the air inlet cabin without being filtered by the filter element, and the cleanness of air flow in the vacuum pump is affected.

[0016] In an embodiment of the present application, the filter element is spaced apart from the inner wall of the filtering cabin.

[0017] The technical scheme realizes that the filter element is matched with the inner wall of the filter cabin, the contact area of the gas and the filter element is increased, the gas flow efficiency in the filter element is improved, and the gas supply at the air inlet cabin end is kept in good continuity.

[0018] In an embodiment of the utility model, the upper side of the electric control cabin is provided with a ventilation window, and the ventilation window is provided with a ventilation grille.

[0019] The technical scheme realizes that the ventilation window is arranged to improve the gas flowability in the electric control cabin, and the ventilation grille can reduce the impurities from the outside into the electric control cabin, thereby affecting the use stability of the electric control cabin.

[0020] In an embodiment of the utility model, the top of the filter cabin is provided with a detachable filter cabin door.

[0021] The technical scheme realizes that the detachable filter cabin door is arranged at the top of the filter cabin, so that the filter cabin door can be opened when the filter element needs to be replaced, and the replacement of the filter element can be completed.

[0022] As described above, the cavity independent vacuum pump has the following beneficial effects: the filter cabin and the pump cabin are arranged, different functions are realized in the two independent cabins, the air inlet end of the vacuum pump is connected to the filter cabin, the gas at the air inlet end of the vacuum pump is filtered by the filter cabin, the cleanliness of the gas is improved, and the use requirement is met.

[0023] The partition plate is arranged between the electric control cabin and the filter cabin, and the partition plate extends to the bottom of the pump cabin, the filter cabin is blocked by the partition plate, the filter cabin serves as an independent cabin and is not affected by the operation of other equipment in the case, the air holes are arranged on the electric control substrate between the electric control cabin and the pump cabin, the gas flow in the pump cabin is smooth, the electric control cabin serves as a filter end, the dust entering the pump cabin is reduced, and the environmental cleanliness in the pump cabin is improved. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 A structure schematic view of the cavity independent vacuum pump disclosed in the embodiment of the utility model is shown.

[0025] Figure 2 A filter screen base structure schematic view of the cavity independent vacuum pump disclosed in the embodiment of the utility model is shown.

[0026] Figure 3 An electric control substrate structure schematic view of the cavity independent vacuum pump disclosed in the embodiment of the utility model is shown.

[0027] Figure 4 A filter element structure schematic view of the cavity independent vacuum pump disclosed in the embodiment of the utility model is shown.

[0028] Figure 5 A partition plate structure of the cavity independent type vacuum pump is shown in the embodiment of the utility model.

[0029] Element number explanation

[0030] 1, case; 2, filter cabin; 3, pump cabin; 4, vacuum pump; 5, electric control cabin; 6, partition plate; 7, electric control base plate; 8, air hole; 9, air inlet cabin; 10, filter screen base; 11, filter element; 12, air collection hole; 13, air vent; 14, air grating; 15, filter cabin door. DETAILED DESCRIPTION

[0031] The following specific embodiments illustrate the implementation of the utility model, and those skilled in the art can easily understand other advantages and effects of the utility model from the disclosed content of the specification. It should be noted that the following embodiments and features in the embodiments can be combined with each other without conflict.

[0032] Please refer to Figures 1 to 5 The utility model provides a kind of cavity independent type vacuum pump, including the filter cabin 2 and pump cabin 3 being arranged in case 1, pump cabin 3 is located filter cabin 2 side, vacuum pump 4 is provided in pump cabin 3, the air inlet end of vacuum pump 4 is communicated to inside filter cabin 2, electric control cabin 5 is located on the upside of pump cabin 3, and, electric control cabin 5 is provided with partition plate 6 between filter cabin 2, partition plate 6 extends to the bottom of pump cabin 3, the air inlet end of vacuum pump 4 penetrates partition plate 6, electric control base plate 7 is provided between electric control cabin 5 and pump cabin 3, and electric control base plate 7 is provided with air hole 8.

[0033] By being provided with filter cabin 2 and pump cabin 3, different functional effects are realized in two independent cabins respectively, the air inlet end of vacuum pump 4 is communicated to inside filter cabin 2, can guarantee that the gas of the air inlet end of vacuum pump 4 is filtered by filter cabin 2, improve the cleanliness of gas, to meet the use demand.

[0034] Electric control cabin 5 is provided with partition plate 6 between filter cabin 2, and, partition plate 6 extends to the bottom of pump cabin 3, can use partition plate 6 to block filter cabin 2, make filter cabin 2 as independent cabin, not affected by the operation of other equipment in case 1, air hole 8 is provided on electric control base plate 7 between electric control cabin 5 and pump cabin 3, can guarantee the unobstructedness of gas flow in pump cabin 3, and, can use electric control cabin 5 as filter end, reduce the dust entering pump cabin 3, to improve the environmental cleanness in pump cabin 3.

[0035] The bottom of the filtering cabin 2 is provided with an air inlet cabin 9, the air inlet end of the vacuum pump 4 is communicated with the air inlet cabin 9, the upper side of the air inlet cabin 9 is provided with a filter screen base 10, the filter screen base 10 is provided with a filter element 11, the side wall of the filtering cabin 2 is provided with a gas collecting hole 12, by setting the air inlet cabin 9 and cooperating with the filter element 11, the gas entering the filtering cabin 2 can be filtered by the filter element 11 and then enter the air cabin, so that the cleanliness of the gas in the air cabin can meet the use needs, and the setting of the filter screen base 10 can improve the use stability of the filter element 11, so as to avoid that the gas flows into the air inlet cabin 9 without being filtered by the filter element 11.

[0036] The central axis of the filter element 11 is perpendicular to the upper end surface of the air inlet cabin 9, and the air outlet hole at the bottom of the filter element 11 is communicated with the air inlet cabin 9, by setting the central axis of the filter element 11 perpendicular to the upper end surface of the air inlet cabin 9, the filtering efficiency of the filter element 11 to the gas can be improved, and the air outlet hole at the bottom of the filter element 11 is communicated with the air inlet cabin 9, so that the gas can enter the air inlet cabin 9 after being filtered, ensuring the cleanliness of the gas.

[0037] The filter screen base 10 is a trapezoidal base, the lower bottom end of the filter screen base 10 is located at the end of the air inlet cabin 9, the upper bottom end of the filter screen base 10 is located at the upper side of the filter element 11, and a sealing end cover is arranged at the upper bottom end of the filter screen base 10, which seals the end of the filter element 11 away from the air inlet cabin 9, by setting the filter screen base 10 as a trapezoidal base and locating the lower bottom end of the filter screen base 10 at the end of the air inlet cabin 9, the supporting area of the bottom of the filter screen base 10 can be increased, so as to improve the supporting stability of the filter screen base 10 to the filter screen, and the setting of the sealing end cover can seal the end of the filter element 11 away from the air inlet cabin 9, so as to avoid that the gas flows into the air inlet cabin 9 without being filtered by the filter element 11, affecting the cleanliness of the airflow in the vacuum pump 4.

[0038] The filter element 11 is spaced apart from the inner wall of the filtering cabin 2, by spacing apart the filter element 11 from the inner wall of the filtering cabin 2, the contact area of the gas with the filter element 11 can be improved, so as to improve the flow efficiency of the gas in the filter element 11 and ensure that the gas supply at the end of the air inlet cabin 9 remains good and continuous.

[0039] The upper side of the electric control cabin 5 is provided with a ventilation window 13, the ventilation window 13 is provided with a ventilation grille 14, the setting of the ventilation window 13 can improve the flowability of the gas in the electric control cabin 5, and the ventilation grille 14 can reduce the entry of external impurities into the electric control cabin 5, affecting the use stability of the electric control cabin 5.

[0040] The top of the filtering cabin 2 is provided with a detachable filtering cabin door 15, by setting the detachable filtering cabin door 15 at the top of the filtering cabin 2, the filtering cabin door 15 can be opened when the filter element 11 needs to be replaced, so as to complete the replacement of the filter element 11.

[0041] The utility model discloses a filter cabin and pump cabin are set up, are in two independent cabin respectively, realize different function effect, the gas inlet end of vacuum pump is connected to filter cabin, can guarantee the gas of gas inlet end of vacuum pump to filter cabin's filtration, improve the cleanliness of gas, has satisfied the use demand.

[0042] The partition is extended to the bottom of the pump cabin, the filter cabin is blocked by the partition, the filter cabin is an independent cabin, is not affected by the operation of other equipment in the case, the gas flow in the pump cabin is smooth, the dust entering the pump cabin is reduced by using the electric control cabin as the filter end, and the environmental cleanliness in the pump cabin is improved.

[0043] The above embodiment only illustrates the principle and effect of the utility model, and is not used to limit the utility model. All equivalent modifications or changes completed by those skilled in the art without departing from the spirit and technical concept disclosed by the utility model should be covered by the claims of the utility model.

Claims

1. A chamber-independent vacuum pump, characterized in that, Including: The cabinet is provided with a filter cabin and a pump cabin inside, the pump cabin is arranged on one side of the filter cabin, a vacuum pump is arranged in the pump cabin, and the air inlet end of the vacuum pump is communicated to the inside of the filter cabin; The electric control cabin is located on the upper side of the pump cabin, a partition plate is arranged between the electric control cabin and the filter cabin, the partition plate extends to the bottom of the pump cabin, the air inlet end of the vacuum pump penetrates through the partition plate, an electric control substrate is arranged between the electric control cabin and the pump cabin, and air holes are arranged on the electric control substrate.

2. The chamber-independent vacuum pump according to claim 1, characterized in that: The bottom of the filter cabin is provided with an air inlet cabin, the air inlet end of the vacuum pump is communicated to the air inlet cabin, a filter screen base is arranged on the upper side of the air inlet cabin, a filter element is arranged on the filter screen base, and a gas collecting hole is formed in the side wall of the filter cabin.

3. The chamber-independent vacuum pump according to claim 2, characterized in that: The central axis of the filter element is perpendicular to the upper end surface of the air inlet cabin, and the air outlet hole at the bottom of the filter element is communicated to the air inlet cabin.

4. The chamber-independent vacuum pump according to claim 2, characterized in that: The filter screen base is a trapezoidal base, the lower bottom end of the filter screen base is located at the end of the air inlet cabin, the upper bottom end of the filter screen base is located on the upper side of the filter element, a sealing end cover is arranged at the upper bottom end of the filter screen base, and the sealing end cover seals the end of the filter element away from the air inlet cabin.

5. The chamber-independent vacuum pump of claim 2, wherein: The filter element is spaced apart from the inner wall of the filter cabin.

6. The chamber-independent vacuum pump of claim 1, wherein: An air vent is arranged on the upper side of the electric control cabin, and an air vent grille is arranged on the air vent.

7. The chamber-independent vacuum pump of claim 1, wherein: A detachable filter cabin door is arranged on the top of the filter cabin.

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