Novel vacuum pump connecting device

Abstract

The utility model discloses a novel vacuum pump connecting device which comprises a pump body, a connecting pipe is fixedly connected to the side surface of the pump body, an air inlet pipe is connected to the end, away from the pump body, of the connecting pipe, first sealing grooves are formed in the air inlet pipe and the connecting pipe, and first sealing strips are arranged in the first sealing grooves. The air inlet pipe and the connecting pipe are fixedly connected with a first fixing disc and a second fixing disc respectively, the side surfaces of the first fixing disc and the second fixing disc are fixedly connected with a first connecting ring and a second connecting ring respectively, and the side surfaces of the first connecting ring and the second connecting ring are fixedly connected with a first connecting seat and a second connecting seat respectively. The first connecting ring and the second connecting ring are made of transparent materials and filled with water, the first connecting seat and the second connecting seat are each provided with a second sealing groove, and a second sealing strip is arranged in each second sealing groove. Meanwhile, the air leakage phenomenon can be clearly seen during air leakage, and treatment is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of vacuum pump connecting devices, in particular to a novel vacuum pump connecting device. Background Art

[0002] The existing vacuum pump connecting device is easy to use through structural design when in use. However, during use, the airtightness of the connection cannot be determined, and it is impossible to observe whether there is a gas leakage at the connection. For example, a Chinese patent discloses a "connecting device and vacuum pump", and its application number is: "CN202220017297.2", which includes a connecting flange, a fan blade and a driving member. The upper end of the connecting flange is used to connect the upper pump, and the lower end of the connecting flange is used to connect the lower pump. The inner wall of the connecting flange defines an airflow chamber, and the upper end of the connecting flange, the airflow chamber and the lower end of the connecting flange are connected in sequence; the fan blade is arranged in the airflow chamber; the driving member is connected to the fan blade, and the driving member is used to drive the fan blade to rotate to accelerate the gas in the airflow chamber to flow to the lower end of the connecting flange. It is easy to use through the above structure, but during use, the airtightness of the connection cannot be determined, and it is impossible to observe whether there is a gas leakage at the connection, and there are limitations in use. Utility Model Content

[0003] The purpose of the utility model is to solve at least one of the technical problems existing in the prior art and to provide a novel vacuum pump connecting device. By providing a connecting pipe, an air inlet pipe, a first sealing groove, a first sealing strip, a first fixing plate, a second fixing plate, a first connecting seat, a second connecting seat and a first connecting ring and a second connecting ring made of a transparent material, the sealing effect of the connection between the equipment and the vacuum pump is improved. At the same time, when there is a leak, the leak can be clearly seen, which is convenient for handling.

[0004] The utility model also provides a novel vacuum pump connecting device as described above, comprising: a pump body, a connecting pipe and an exhaust pipe fixedly connected to the side surface of the pump body, an air inlet pipe connected to the end of the connecting pipe away from the pump body, a first sealing groove is provided on the air inlet pipe and the connecting pipe, a first sealing strip is provided in the first sealing groove, the air inlet pipe and the connecting pipe are respectively fixedly connected to a first fixing plate and a second fixing plate, the side surfaces of the first fixing plate and the second fixing plate are respectively fixedly connected to a first connecting ring and a second connecting ring, the side surfaces of the first connecting ring and the second connecting ring are respectively fixedly connected to a first connecting seat and a second connecting seat, a fixing hole is provided on the first connecting seat and the second connecting seat, a first bolt is provided in the fixing hole, the first connecting ring and the second connecting ring are made of transparent material and are filled with water, a second sealing groove is provided on the first connecting seat and the second connecting seat, a second sealing strip is provided in the second sealing groove, through the above structure, it is convenient to make the sealing effect of the connection between the equipment and the vacuum pump better, and at the same time, the air leakage phenomenon can be clearly seen when there is air leakage, which is convenient for handling.

[0005] According to a new vacuum pump connecting device described in the utility model, a water inlet pipe is fixedly connected to the side surface of the second connecting ring, and a solenoid valve is provided on the water inlet pipe. Through the above structure, it is convenient to inject water into the first connecting ring and the second connecting ring, so as to detect the air tightness of the connection.

[0006] According to a new vacuum pump connecting device described in the utility model, a filter box is fixedly connected to the side surface of the connecting pipe, the filter box is communicated with the connecting pipe, a rotating shaft is rotatably connected to the lower surface of the filter box, and a baffle is fixedly connected to the side surface of the rotating shaft. Through the above structure, it is convenient to rotate the baffle and replace the filter.

[0007] According to a new vacuum pump connecting device described in the utility model, a third sealing strip is fixedly connected to the upper surface of the baffle, a filter is arranged above the third sealing strip, and the filter is located in the filter box. Through the above structure, it is convenient to filter the extracted air to prevent it from entering the vacuum pump and causing damage to the vacuum pump.

[0008] According to the novel vacuum pump connecting device described in the utility model, a second bolt is arranged on the baffle, and the second bolt is threadedly connected to the filter box. The baffle is fixed by the above structure.

[0009] According to a novel vacuum pump connection device described in the utility model, a collection box is fixedly connected to the lower surface of the filter box, and the collection box is communicated with the filter box. Through the above structure, dust filtered by the filter screen is collected.

[0010] According to a new vacuum pump connecting device described in the utility model, a first sealing plate and a second sealing plate are slidably connected in the collection box, and the side surfaces of the first sealing plate and the second sealing plate are fixedly connected with pull strips. Through the above structure, it is convenient to process the collected dust without affecting the overall work and air tightness.

[0011] According to a new vacuum pump connection device described in the utility model, a dust collecting box is fixedly connected to the lower surface of the collecting box, the dust collecting box is communicated with the collecting box, and a dust discharge port is arranged on the lower surface of the dust collecting box. Through the above structure, dust can be discharged easily. Beneficial Effects

[0012] Compared with the prior art, this new vacuum pump connecting device, by providing a connecting pipe, an air inlet pipe, a first sealing groove, a first sealing strip, a first fixed plate, a second fixed plate, a first connecting seat, a second connecting seat and a first connecting ring and a second connecting ring made of transparent material, facilitates the sealing effect of the connection between the equipment and the vacuum pump. At the same time, when there is a leak, the leak can be clearly seen, which is convenient for handling. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0014] Figure 1 This is the overall structural diagram of a new vacuum pump connection device of the utility model;

[0015] Figure 2 This is a rear structural diagram of a novel vacuum pump connection device of the utility model;

[0016] Figure 3 This is a cross-sectional structural diagram of a novel vacuum pump connecting device of the utility model;

[0017] Figure 4 The utility model is a novel vacuum pump connecting device Figure 3 The enlarged structure diagram at B in the middle;

[0018] Figure 5 The utility model is a novel vacuum pump connecting device Figure 3 The enlarged structure diagram at C in the middle;

[0019] Figure 6 The utility model is a novel vacuum pump connecting device Figure 2 Enlarged structural diagram at point D in the middle.

[0020] Legend:

[0021] 1. Pump body; 2. Exhaust pipe; 3. Connecting pipe; 4. Inlet pipe; 5. First fixed plate; 6. First connecting ring; 7. First connecting seat; 8. Second fixed plate; 9. Second connecting ring; 10. Second connecting seat; 11. First bolt; 12. Collecting box; 13. Ash collecting box; 14. Ash discharge port; 15. Filter; 16. First sealing groove; 17. First sealing strip; 18. Second sealing groove; 19. Second sealing strip; 20. Pull strip; 21. First sealing plate; 22. Second sealing plate; 23. Third sealing strip; 24. Baffle; 25. Second bolt; 26. Rotating shaft; 27. Water inlet pipe; 28. Filter box. DETAILED DESCRIPTION

[0022] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0023] Reference Figure 1-6 The utility model embodiment is a novel vacuum pump connection device, which includes: a pump body 1, a connecting pipe 3 and an exhaust pipe 2 are fixedly connected to the side surface of the pump body 1, an end of the connecting pipe 3 away from the pump body 1 is connected to an intake pipe 4 for easy air entry, a first sealing groove 16 is provided on the intake pipe 4 and the connecting pipe 3, a first sealing strip 17 is provided in the first sealing groove 16 for easy placement of the first sealing strip 17, the intake pipe 4 and the connecting pipe 3 are respectively fixedly connected to a first fixing plate 5 and a second fixing plate 8, the first fixing plate 5 and the second fixing plate 8 are fixedly connected, and the side surfaces of the first fixing plate 5 and the second fixing plate 8 are respectively fixedly connected to a first connecting ring 6 and a second connecting ring 9, the first connecting ring 6 is fixed The first connecting ring 6 and the second connecting ring 9 are respectively fixedly connected to the first connecting seat 7 and the second connecting seat 10 on the side surfaces to fix the first connecting seat 7 and the second connecting seat 10. The first connecting seat 7 and the second connecting seat 10 are provided with fixing holes, and the first bolts 11 are provided in the fixing holes to fix the first connecting seat 7 and the second connecting seat 10. The first connecting ring 6 and the second connecting ring 9 are made of transparent material and are filled with water to facilitate checking whether bubbles are generated. The first connecting seat 7 and the second connecting seat 10 are both provided with second sealing grooves 18, and the second sealing strips 19 are provided in the second sealing grooves 18 to facilitate the placement of the second sealing strips 19 for sealing.

[0024] The side surface of the second connecting ring 9 is fixedly connected to a water inlet pipe 27, and a solenoid valve is provided on the water inlet pipe 27 to facilitate the injection of water into the first connecting ring 6 and the second connecting ring 9. The side surface of the connecting pipe 3 is fixedly connected to a filter box 28, and the filter box 28 is communicated with the connecting pipe 3. The lower surface of the filter box 28 is rotatably connected to a rotating shaft 26, and the side surface of the rotating shaft 26 is fixedly connected to a baffle 24 to facilitate the rotation of the baffle 24 to facilitate the replacement of the filter 15. The upper surface of the baffle 24 is fixedly connected to a third sealing strip 23 to facilitate sealing. A filter 15 is provided above the third sealing strip 23. The filter 15 is located in the filter box 28 to filter the air. A second bolt 25 is provided on the baffle 24. The second The bolts 25 are threadedly connected to the filter box 28 for fixing the baffle 24. The lower surface of the filter box 28 is fixedly connected to the collecting box 12, and the collecting box 12 is communicated with the filter box 28 for the convenience of dust falling into the collecting box 12. The first sealing plate 21 and the second sealing plate 22 are slidably connected in the collecting box 12. The side surfaces of the first sealing plate 21 and the second sealing plate 22 are fixedly connected with pull strips 20 for respectively pulling the first sealing plate 21 and the second sealing plate 22 to make the dust fall into the ash collecting box 13. The lower surface of the collecting box 12 is fixedly connected to the ash collecting box 13, and the ash collecting box 13 is communicated with the collecting box 12. The lower surface of the ash collecting box 13 is provided with an ash discharge port 14 for the convenience of discharging the collected dust.

[0025] Working principle: When in use, the first connecting seat 7 and the second connecting seat 10 are fixed by the first bolt 11, and then water is injected into the first connecting ring 6 and the second connecting ring 9 through the water inlet pipe 27. The gas enters from the air inlet pipe 4, enters the pump body 1 after being filtered by the filter 15, and is then discharged from the exhaust pipe 2. The filter 15 can be taken out by opening the baffle 24 after shutdown, and the filter can be replaced. When there is a lot of dust, a part of the dust can be adjusted by adjusting the suction power of the pump body 1 to fall into the collection box 12. By pulling the first sealing plate 21 and the second sealing plate 22 respectively, the dust can be dropped into the ash collecting box 13 without affecting the overall work, and then discharged from the ash discharge port 14. If the box observes whether there is gas leakage at the connection, it can be determined by observing whether small bubbles appear in the water in the first connecting ring 6 and the second connecting ring 9, so as to determine whether there is leakage, and then shut down the machine for processing.

[0026] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A new vacuum pump connection device, characterized in that: include: A pump body (1), wherein a connecting pipe (3) and an exhaust pipe (2) are fixedly connected on a side surface of the pump body (1), an end of the connecting pipe (3) away from the pump body (1) is connected to an intake pipe (4), a first sealing groove (16) is provided on both the intake pipe (4) and the connecting pipe (3), a first sealing strip (17) is provided in the first sealing groove (16), the intake pipe (4) and the connecting pipe (3) are respectively fixedly connected to a first fixing plate (5) and a second fixing plate (8), and the side surfaces of the first fixing plate (5) and the second fixing plate (8) are respectively fixedly connected to a first connecting ring (6) and a A second connecting ring (9), the first connecting ring (6) and the second connecting ring (9) are respectively fixedly connected to a first connecting seat (7) and a second connecting seat (10) on their side surfaces, the first connecting seat (7) and the second connecting seat (10) are provided with fixing holes, the fixing holes are provided with first bolts (11), the first connecting ring (6) and the second connecting ring (9) are made of transparent material and are filled with water, the first connecting seat (7) and the second connecting seat (10) are both provided with second sealing grooves (18), and the second sealing strips (19) are provided in the second sealing grooves (18).

2. A novel vacuum pump connection device according to claim 1, characterized in that: A water inlet pipe (27) is fixedly connected to the side surface of the second connecting ring (9), and a solenoid valve is provided on the water inlet pipe (27).

3. A novel vacuum pump connection device according to claim 1, characterized in that: A filter box (28) is fixedly connected to the side surface of the connecting pipe (3), the filter box (28) is in communication with the connecting pipe (3), a rotating shaft (26) is rotatably connected to the lower surface of the filter box (28), and a baffle (24) is fixedly connected to the side surface of the rotating shaft (26).

4. A novel vacuum pump connection device according to claim 3, characterized in that: A third sealing strip (23) is fixedly connected to the upper surface of the baffle (24), a filter screen (15) is arranged above the third sealing strip (23), and the filter screen (15) is located in the filter box (28).

5. A novel vacuum pump connection device according to claim 3, characterized in that: The baffle plate (24) is provided with a second bolt (25), and the second bolt (25) is threadedly connected to the filter box (28).

6. A novel vacuum pump connection device according to claim 3, characterized in that: A collecting box (12) is fixedly connected to the lower surface of the filter box (28), and the collecting box (12) is in communication with the filter box (28).

7. A novel vacuum pump connection device according to claim 6, characterized in that: A first sealing plate (21) and a second sealing plate (22) are slidably connected in the collection box (12), and side surfaces of the first sealing plate (21) and the second sealing plate (22) are both fixedly connected with pull bars (20).

8. A novel vacuum pump connection device according to claim 6, characterized in that: The lower surface of the collection box (12) is fixedly connected to a dust collecting box (13); the dust collecting box (13) is in communication with the collection box (12); and the lower surface of the dust collecting box (13) is provided with a dust discharge port (14).

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