Single-throat large-suction water jet vacuum device

Abstract

The utility model belongs to the technical field of jet vacuum, and particularly relates to a single-throat large-suction water jet vacuum device. Comprising a water storage tank, a tank cover is arranged on the upper end face of the water storage tank, a spraying assembly is arranged on the upper end face of the tank cover, a high-pressure water pipe is connected to the spraying assembly, one end of the high-pressure water pipe penetrates through the tank cover and extends to the inner side of the water storage tank, and a sprayed water heating assembly is arranged on the high-pressure water pipe. And an automatic filtering and cleaning assembly is arranged at one end of the high-pressure water pipe. Through the arrangement of the jet water heating assembly, water subjected to jet pressure reduction or vacuum environment treatment can be heated, so that the low-pressure or vacuum environment treatment effect of the device on a specified occasion can be improved; and in addition, water subjected to injection pressure reduction or vacuum environment treatment is directly heated, so that the heat energy loss when the water is conveyed to the injection assembly can be reduced, and the influence of heating of the external environment and the water in the high-pressure water pipe is reduced through arrangement of heat preservation rock wool.

Description

TECHNICAL FIELD

[0001] The utility model relates to a spray vacuum technology field, concretely is a single throat big suction water jet spray vacuum device. BACKGROUND

[0002] Single throat big suction water jet spray vacuum device is a kind of device using jet principle to generate vacuum, and it is often used in the occasion needing to generate low pressure or vacuum environment in industrial process.Spray principle: the device uses nozzle (i.e. " throat ") to realize vacuum by high-speed jet liquid (usually water).When water flows through nozzle, the kinetic energy of water is converted into the speed of airflow, and the speed of airflow is very fast.The high-speed water jet of spray can cause the suction of surrounding gas, and form low pressure area near nozzle.The gas sucked enters from the air suction port of device, and is brought into water jet.The mixed gas and water jet gradually reduce the pressure due to water jet, and finally discharge through the outlet of spray device.By this process, vacuum or low pressure state can be generated inside system.

[0003] At present, the water sprayed by single throat big suction water jet spray vacuum device is usually normal temperature water, because in hot water, gas molecules have higher kinetic energy due to higher temperature, so gas molecules are more likely to escape from water to air, therefore, the mixing speed of air is faster when hot water mixes with air, and the mixing effect of cold water with air is not as significant as hot water.

[0004] Therefore, we propose a single throat big suction water jet spray vacuum device to solve the above problems. CONTENT OF THE UTILITY MODEL

[0005] In view of the deficiencies of prior art, the utility model provides a single throat big suction water jet spray vacuum device, which solves the problems proposed in the above background technology.

[0006] The utility model discloses a specific technical scheme to realize the above-mentioned purposes:

[0007] A single throat big suction water jet spray vacuum device, comprising a water storage tank, the upper end face of the water storage tank is provided with a tank cover, the upper end face of the tank cover is provided with a spray assembly, a high-pressure water pipe is connected to the spray assembly, one end of the high-pressure water pipe extends to the inside of the water storage tank through the tank cover, a spray water heating assembly is arranged on the high-pressure water pipe, and an automatic filtering and cleaning assembly is arranged at one end of the high-pressure water pipe.

[0008] The spray water heating assembly is used to heat the water sprayed by the spray assembly, the automatic filtering and cleaning assembly is used to filter the water sprayed by the spray assembly, and the impurities filtered on the automatic filtering and cleaning assembly can be cleaned automatically.

[0009] Further, the water jet heating assembly comprises a heat preservation heating cylinder fixedly arranged on the high-pressure water pipe, a heating cavity is formed in the heat preservation heating cylinder, a heat preservation layer is formed between the heating cavity and the outer wall surface of the heat preservation heating cylinder, and the heat preservation layer is filled with heat preservation rock wool.

[0010] Further, a heating resistance wire is arranged in the heating cavity, the heating resistance wire is in a spiral shape, two ends of the heating resistance wire are fixedly connected to upper and lower ends of the inner side of the heating cavity, and a heating filling liquid is arranged in the heating cavity.

[0011] Further, the automatic filtering and cleaning assembly comprises a filter box fixedly arranged at one end of the high-pressure water pipe, the filter box is communicated with the high-pressure water pipe, and a filter hole is formed in one side wall surface of the filter box.

[0012] Further, a rotating connection base is rotatably arranged at the lower end surface of the filter box, and a plurality of connecting plates are fixedly arranged on the rotating connection base.

[0013] Further, a cleaning scraper is fixedly arranged on the upper end surface of each connecting plate, and the cleaning scraper is attached to the outer wall surface of the filter box.

[0014] Further, the water jet assembly comprises a high-pressure sprayer fixedly arranged on the upper end surface of the box cover, a connecting seat is fixedly arranged on the upper end surface of the high-pressure sprayer, and a spray head is fixedly arranged on the connecting seat.

[0015] Further, a water inlet is formed in the upper end surface of the water storage tank, a cover plate is rotatably arranged at the water inlet of the upper end surface of the water storage tank, and a lifting handle is fixedly arranged on the upper end surface of the cover plate.

[0016] Compared with the prior art, the single-throat large-suction water jet vacuum device has the following beneficial effects:

[0017] The water jet heating assembly can heat the water for pressure reduction or vacuum environment treatment, so that the effect of the device on the low-pressure or vacuum environment treatment of the specified occasion is improved. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a whole structure schematic view of the utility model;

[0019] Figure 2 It is an explosion view of the utility model;

[0020] Figure 3The utility model discloses a spray water heating assembly sectional view.

[0021] Figure 4 The utility model discloses an automatic filtration cleaning assembly perspective view.

[0022] In the drawing: 1, water storage tank, 2, tank cover, 3, spray assembly, 301, high pressure sprayer, 302, connecting seat, 303, spray head, 4, high pressure water pipe, 5, spray water heating assembly, 501, heat preservation heating cylinder, 502, heating cavity, 503, heat preservation rock wool, 504, heating resistance wire, 505, heating filling liquid, 6, automatic filtration cleaning assembly, 601, filter box, 602, filter hole, 603, rotary connection base, 604, connecting plate, 605, cleaning scraper, 7, cover plate, 8, pull hand. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative work belong to the protection scope of the utility model. EMBODIMENT

[0024] As Figures 1-4 shown, an embodiment of the utility model provides a single throat big suction water spray water spray vacuum device, including water storage tank 1, the upper end surface of water storage tank 1 is provided with tank cover 2, the upper end surface of tank cover 2 is provided with spray assembly 3, spray assembly 3 is connected with high pressure water pipe 4, one end of high pressure water pipe 4 extends to the inboard of water storage tank 1 through tank cover 2, high pressure water pipe 4 is provided with spray water heating assembly 5, and one end of high pressure water pipe 4 is provided with automatic filtration cleaning assembly 6.

[0025] Spray water heating assembly 5 is used to heat the water sprayed by spray assembly 3, and automatic filtration cleaning assembly 6 is used to filter the water sprayed by spray assembly 3, and the impurities filtered on automatic filtration cleaning assembly 6 can be cleaned automatically.

[0026] As Figure 3As shown, the spray water heating assembly 5 includes a heat preservation heating cylinder 501 fixedly arranged on the high-pressure water pipe 4, a heating cavity 502 is formed in the heat preservation heating cylinder 501, a heat preservation layer is formed between the heating cavity 502 and the outer wall surface of the heat preservation heating cylinder 501, and the heat preservation layer is filled with heat preservation rock wool 503. The heating cavity 502 is provided with a heating resistance wire 504, the heating resistance wire 504 is in a spiral shape, the two ends of the heating resistance wire 504 are fixedly connected to the upper and lower ends of the inner side of the heating cavity 502, and the heating cavity 502 is provided with a heating filling liquid 505.

[0027] The spray water heating assembly 5 can heat the water treated in a spray pressure reduction or vacuum environment, so that the effect of the device on the low-pressure or vacuum environment treatment of the specified occasion is improved. In addition, the water treated in the spray pressure reduction or vacuum environment is directly heated, so that the heat loss of the water during transportation to the spray assembly 3 is reduced, and the heat preservation rock wool 503 reduces the influence of the external environment and the water in the high-pressure water pipe 4.

[0028] As shown in Figure 4 The automatic filtering and cleaning assembly 6 includes a filter box 601 fixedly arranged at one end of the high-pressure water pipe 4, the filter box 601 is communicated with the high-pressure water pipe 4, and a filter hole 602 is formed in one side wall surface of the filter box 601. A rotating connection base 603 is rotatably arranged at the lower end surface of the filter box 601, and a plurality of connecting plates 604 are fixedly arranged on the rotating connection base 603. The upper end surfaces of the connecting plates 604 are fixedly provided with cleaning scrapers 605, and the cleaning scrapers 605 are attached to the outer wall surface of the filter box 601.

[0029] The automatic filtering and cleaning assembly 6 can filter the water transported to the spray assembly 3, so that the problem of blockage of the spray assembly 3 caused by impurities in the water transported to the spray assembly 3 can be avoided.

[0030] As shown in Figure 2 The spray assembly 3 includes a high-pressure sprayer 301 fixedly arranged at the upper end surface of the box cover 2, a connecting seat 302 is fixedly arranged at the upper end surface of the high-pressure sprayer 301, and a spray head 303 is fixedly arranged on the connecting seat 302.

[0031] As shown in Figure 1 and Figure 2 The upper end surface of the water storage tank 1 is provided with a water inlet, the upper end surface of the water storage tank 1 is rotatably provided with a cover plate 7 at the water inlet, and the upper end surface of the cover plate 7 is fixedly provided with a lifting handle 8. The lifting handle 8 is arranged to facilitate the rotation of the cover plate 7, and the cover plate 7 is rotatably opened to add water to the water storage tank 1 through the water inlet.

[0032] The utility model works as follows:

[0033] When the low pressure or vacuum environment treatment is needed for the specified location, the heating resistance wire 504 is started to heat the heating filling liquid 505 in the heating cavity 502, when the heating filling liquid 505 is heated to the appropriate temperature, the high pressure sprayer 301 is started, the high pressure sprayer 301 transports the water in the water storage tank 1 to the spraying head 303 through the high pressure water pipe 4, when the water in the high pressure water pipe 4 passes through the heat preservation heating cylinder 501, the heating filling liquid 505 in the heat preservation heating cylinder 501 heats the water in the high pressure water pipe 4, the spraying head 303 sprays the heated water on the specified location, so as to treat the specified location with low pressure or vacuum environment, when the high pressure water pipe 4 extracts the water in the water storage tank 1, the water extracted by the high pressure water pipe 4 will first enter the filter box 601 through the filter hole 602 on the filter box 601, the water filtered by the filter hole 602 in the filter box 601 is extracted by the high pressure water pipe 4, when the water in the water storage tank 1 enters the filter box 601, the water flowing to the filter box 601 near the filter box 601 will drive the cleaning scraper 605 to rotate, the rotation of the cleaning scraper 605 will clean the impurities filtered to the surface of the filter box 601, so as to avoid that the filter hole 602 on the surface of the filter box 601 is blocked by the impurities, so as to reduce the filtering efficiency of the filter box 601 to the water in the water storage tank 1.

[0034] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and not for limiting the present application, although the foregoing detailed description of the present application is made with reference to the foregoing embodiments, for the person skilled in the art, it still can be modified to the technical solutions recorded in the foregoing embodiments, or equivalent replacement for some of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A single throat large suction water jet vacuum apparatus comprising a water reservoir (1) characterised in that: The upper end face of the water storage tank (1) is provided with a tank cover (2), the upper end face of the tank cover (2) is provided with a spraying assembly (3), the spraying assembly (3) is connected with a high-pressure water pipe (4), one end of the high-pressure water pipe (4) extends to the inside of the water storage tank (1) through the tank cover (2), the high-pressure water pipe (4) is provided with a spraying water heating assembly (5), and one end of the high-pressure water pipe (4) is provided with an automatic filtering and cleaning assembly (6). The spraying water heating assembly (5) is used for heating the water sprayed by the spraying assembly (3), the automatic filtering and cleaning assembly (6) is used for filtering the water sprayed by the spraying assembly (3), and the impurities filtered on the automatic filtering and cleaning assembly (6) can be cleaned automatically.

2. A single throat large suction water jet vacuum apparatus as claimed in claim 1 wherein: The spraying water heating assembly (5) comprises a heat preservation heating cylinder (501) fixedly arranged on the high-pressure water pipe (4), a heating cavity (502) is formed in the heat preservation heating cylinder (501), and a heat preservation layer is formed between the heating cavity (502) and the outer wall surface of the heat preservation heating cylinder (501).

3. A single throat large suction water jet eductor vacuum apparatus as defined in claim 2 wherein: A heating resistance wire (504) is arranged in the heating cavity (502), the heating resistance wire (504) is in a spiral shape, and the two ends of the heating resistance wire (504) are fixedly connected to the upper and lower ends of the inside of the heating cavity (502).

4. A single throat large suction water jet vacuum apparatus as defined in claim 1, wherein: The automatic filtering and cleaning assembly (6) comprises a filter box (601) fixedly arranged at one end of the high-pressure water pipe (4), the filter box (601) is communicated with the high-pressure water pipe (4), and a filter hole (602) is formed in one side wall of the filter box (601).

5. A single throat large suction water jet eductor vacuum apparatus as defined in claim 4 wherein: A rotating connection base (603) is rotatably arranged at the lower end face of the filter box (601), and a plurality of connecting plates (604) are fixedly arranged on the rotating connection base (603).

6. A single throat large suction water jet eductor vacuum apparatus as defined in claim 5 wherein: A cleaning scraper (605) is fixedly arranged on the upper end face of each connecting plate (604), and the cleaning scraper (605) is attached to the outer wall surface of the filter box (601).

7. A single throat large suction water jet vacuum apparatus as defined in claim 1, wherein: The spraying assembly (3) comprises a high-pressure sprayer (301) fixedly arranged on the upper end face of the tank cover (2), a connecting seat (302) is fixedly arranged on the upper end face of the high-pressure sprayer (301), and a spraying head (303) is fixedly arranged on the connecting seat (302).

8. A single throat large suction water jet vacuum apparatus as defined in claim 1, wherein: The upper end face of the water storage tank (1) is provided with a water inlet, a cover plate (7) is rotatably arranged at the water inlet of the upper end face of the water storage tank (1), and a lifting handle (8) is fixedly arranged on the upper end face of the cover plate (7).

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