Circulating water vacuum pump for sealant production

Abstract

The utility model discloses a circulating water vacuum pump for sealant production, which relates to the technical field of vacuum pumps and comprises a vacuum pump body and an arc-shaped support plate, an air inlet end is fixedly arranged at the top of one side of the vacuum pump body, and the arc-shaped support plate is fixedly arranged on the outer wall of a sleeve. And two arc-shaped limiting plates are fixedly arranged at the top of the arc-shaped supporting plate. By means of the arc-shaped supporting plate and the two arc-shaped limiting plates, an external air inlet pipe and the air inlet end of the vacuum pump body are connected and installed, the rotating rod is rotated, the position of the arc-shaped supporting plate is adjusted, and it is guaranteed that the external air inlet pipe is placed on the top of the arc-shaped supporting plate. Further, it is guaranteed that the connecting position of the external air inlet pipe and the air inlet end of the vacuum pump body can be always kept in an arc shape, then the air inlet pipe can be prevented from being broken, it is guaranteed that air conveying can be continuously carried out, the two arc-shaped limiting plates can limit lapping of the air inlet pipe, and the air inlet pipe and the arc-shaped supporting plates are prevented from slipping off.

Description

Technical Field

[0001] The utility model relates to the technical field of vacuum pumps, and particularly relates to a circulating water vacuum pump for sealant production. Background Art

[0002] Water ring vacuum pumps are used in many technological processes in industries such as petroleum, chemical industry, machinery, mining, light industry, papermaking, power, metallurgy, medicine, and food, as well as in municipal and agricultural sectors. The technological process of producing sealant also requires the use of water ring vacuum pumps.

[0003] After retrieval, a circulating water vacuum pump with the publication number CN204677461 U includes a vacuum pump base. A pump housing is provided at the upper end of the vacuum pump base. Impeller blades are provided inside the vacuum pump base. An air inlet pipe is provided on one side of the upper end of the pump housing, and an air outlet pipe is provided on the other side. A filter screen is provided inside the pipeline of the air inlet pipe, and the filter screen is in a V-shaped structure. A wear-resistant layer is provided on the inner wall of the pump housing. A sound-absorbing layer is provided on the outer surface of the pump housing. A plurality of heat dissipation plates are provided in the circumferential direction of the pump housing.

[0004] However, although the existing circulating water vacuum pump can transport gas during use, the connection between the external gas inlet pipe and the air inlet end of the vacuum pump will bend. After long-term use, the inlet pipe may be damaged, which will not only affect the gas transportation but also cause certain economic losses. Content of the Utility Model

[0005] In view of the problems existing in the above-mentioned existing circulating water vacuum pumps, the present utility model is proposed.

[0006] Therefore, the purpose of the present utility model is to provide a circulating water vacuum pump for sealant production, which solves the problem that the connection between the external gas inlet pipe and the air inlet end of the vacuum pump will bend, and after long-term use, the inlet pipe may be damaged, which will not only affect the gas transportation but also cause certain economic losses.

[0007] In order to achieve the above purpose, the present utility model provides the following technical solutions:

[0008] A circulating water vacuum pump for sealant production includes a vacuum pump body and an arc-shaped support plate. An air inlet end is fixedly provided at the top of one side of the vacuum pump body, and an air outlet end is fixedly provided at the top of the other side of the vacuum pump body. A rotating rod is rotatably provided at the top of the vacuum pump body. A sleeve is fixedly sleeved on the rod wall of the rotating rod. The arc-shaped support plate is fixedly provided on the outer wall of the sleeve. Two arc-shaped limiting plates are fixedly provided at the top of the arc-shaped support plate. A positioning mechanism is provided at the top of the vacuum pump body, and the sleeve matches the positioning mechanism. A pressing mechanism is provided between the two arc-shaped limiting plates, and the pressing mechanism matches the upper part of the middle of the arc-shaped support plate.

[0009] Preferably, the positioning mechanism includes a mounting plate, a positioning rod and a first pulling block. The mounting plate is fixedly arranged on the top of the vacuum pump body. The positioning rod is movably sleeved inside the mounting plate. A plurality of positioning holes are formed in the side wall of the sleeve. One end of the positioning rod is inserted into the corresponding positioning hole, and the other end of the positioning rod is fixedly connected with the first pulling block.

[0010] Preferably, the crimping mechanism includes a U-shaped plate, a pressing rod, an arc-shaped pressing plate and a first spring. The U-shaped plate is fixedly arranged on the top of the two arc-shaped supporting plates. The pressing rod is movably sleeved inside the U-shaped plate. The arc-shaped pressing plate is fixedly arranged at the bottom end of the pressing rod. The first spring is movably sleeved on the rod wall of the pressing rod. One end of the first spring is fixedly connected with the inner wall of the U-shaped plate, and the other end of the first spring is fixedly connected with the arc-shaped pressing plate. The arc-shaped pressing plate is arranged above the middle of the arc-shaped supporting plate.

[0011] Preferably, a second spring is movably sleeved on the rod wall of the positioning rod. One end of the second spring is fixedly connected with the mounting plate, and the other end of the second spring is fixedly connected with the first pulling block.

[0012] Preferably, a second pulling block is fixedly arranged at the top end of the pressing rod.

[0013] Preferably, a plurality of mounting blocks are fixedly arranged on the bottom side wall of the vacuum pump body, and a threaded hole is formed in each mounting block.

[0014] In the above technical solution, the technical effects and advantages provided by the present utility model are as follows:

[0015] 1. In the present utility model, by providing the arc-shaped supporting plate and the two arc-shaped limiting plates, the external air inlet pipe is connected and installed with the air inlet end of the vacuum pump body. The rotating rod is rotated to adjust the position of the arc-shaped supporting plate, and it is ensured that the external air inlet pipe is placed on the top of the arc-shaped supporting plate, so as to ensure that the connection between the external air inlet pipe and the air inlet end of the vacuum pump body can always maintain an arc shape, thereby preventing the air inlet pipe from being damaged and ensuring the continuous gas transmission. The two arc-shaped limiting plates can limit the placement of the air inlet pipe to prevent the air inlet pipe from slipping off the arc-shaped supporting plate.

[0016] 2. In the present utility model, by providing the positioning mechanism, which includes a mounting plate, a positioning rod and a first pulling block, the rotating rod is rotated to adjust the position of the arc-shaped supporting plate, so that the air inlet pipe is smoothly placed on the top of the arc-shaped supporting plate. The first pulling block is pulled to make one end of the positioning rod inserted into the corresponding positioning hole, thereby positioning the sleeve, and then realizing the stable setting of the rotating rod, the arc-shaped supporting plate and the two arc-shaped limiting plates, ensuring that the arc-shaped supporting plate can stably support the air inlet pipe.

[0017] 3. In this utility model, through the provided crimping mechanism, the crimping mechanism includes a U-shaped plate, a pressing rod, an arc-shaped pressing plate, and a first spring. The first spring is a light spring with a small mass. After placing the air inlet pipe on the top of the support plate, when the pressing rod moves upward, it can drive the arc-shaped pressing plate to move upward, thereby compressing the first spring. Then, after the first spring resets, it can push the arc-shaped pressing plate to move downward, and then the arc-shaped pressing plate can be crimped on the outer wall of the air inlet pipe, so as to ensure that the air inlet pipe is stably arranged on the top of the arc-shaped support plate. Brief Description of the Drawings

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings required to be used in the embodiments. Obviously, the drawings described below are only some embodiments recorded in this utility model, and those of ordinary skill in the art can also obtain other drawings based on these drawings.

[0019] Figure 1 It is a schematic cross-sectional structure diagram of this utility model;

[0020] Figure 2 For this utility model Figure 1 Enlarged view of part A;

[0021] Figure 3 For this utility model Figure 1 Enlarged view of part B;

[0022] Figure 4 For this utility model Figure 1 Stereogram of the sleeve of this utility model.

[0023] Explanation of the reference numerals in the drawings:

[0024] 1. Vacuum pump body; 2. Arc-shaped support plate; 3. Air inlet end; 4. Air outlet end; 5. Rotating rod; 6. Sleeve; 7. Arc-shaped limiting plate; 8. Mounting plate; 9. Positioning rod; 10. First pulling block; 11. U-shaped plate; 12. Pressing rod; 13. Arc-shaped pressing plate; 14. First spring; 15. Second spring; 16. Second pulling block; 17. Mounting block. Detailed Embodiment

[0025] In order to enable those skilled in the art to better understand the technical solutions of this utility model, the following will further introduce this utility model in detail with reference to the drawings.

[0026] An embodiment of this utility model discloses a sealed glue production circulating water vacuum pump.

[0027] This utility model provides as Figure 1-2 and Figure 4A kind of circulating water vacuum pump for sealant production shown in the figure, including a vacuum pump body 1 and an arc-shaped support plate 2. At the top of one side of the vacuum pump body 1, an air inlet end 3 is fixedly arranged. At the top of the other side of the vacuum pump body 1, an air outlet end 4 is fixedly arranged. A rotating rod 5 is rotatably arranged at the top of the vacuum pump body 1. A sleeve 6 is fixedly sleeved on the rod wall of the rotating rod 5. The arc-shaped support plate 2 is fixedly arranged on the outer wall of the sleeve 6. Two arc-shaped limiting plates 7 are fixedly arranged at the top of the arc-shaped support plate 2. A positioning mechanism is arranged at the top of the vacuum pump body 1. The sleeve 6 is matched with the positioning mechanism. A pressing mechanism is arranged between the two arc-shaped limiting plates 7. The pressing mechanism is matched with the upper part of the middle of the arc-shaped support plate 2. By using the arranged arc-shaped support plate 2 and two arc-shaped limiting plates 7, it is ensured that the connection between the external air inlet pipe and the air inlet end 3 of the vacuum pump body can always maintain an arc shape, thereby preventing the air inlet pipe from being damaged and ensuring the continuous gas transmission. The two arc-shaped limiting plates 7 can limit the placement of the air inlet pipe and prevent the air inlet pipe from slipping off the arc-shaped support plate.

[0028] In order to be able to position the sleeve 6, thereby realizing the stable setting of the rotating rod 5, the arc-shaped support plate 2 and the two arc-shaped limiting plates 7, and ensuring that the arc-shaped support plate 2 can stably support the air inlet pipe, as Figure 1-4 shown, the positioning mechanism includes a mounting plate 8, a positioning rod 9 and a first pull block 10. The mounting plate 8 is fixedly arranged at the top of the vacuum pump body 1. The positioning rod 9 is movably sleeved inside the mounting plate 8. A plurality of positioning holes are opened on the side wall of the sleeve 6. One end of the positioning rod 9 is inserted into the corresponding positioning hole. The other end of the positioning rod 9 is fixedly connected with the first pull block 10. By using the arranged positioning mechanism, the sleeve 6 can be positioned, thereby realizing the stable setting of the rotating rod 5, the arc-shaped support plate 2 and the two arc-shaped limiting plates 7, and ensuring that the arc-shaped support plate 2 can stably support the air inlet pipe.

[0029] And in order to ensure that the air inlet pipe is stably arranged on the top of the arc-shaped support plate 2, as Figure 1-2 shown, the pressing mechanism includes a U-shaped plate 11, a pressing rod 12, an arc-shaped pressing plate 13 and a first spring 14. The U-shaped plate 11 is fixedly arranged at the top of the two arc-shaped support plates 2. The pressing rod 12 is movably sleeved inside the U-shaped plate 11. The arc-shaped pressing plate 13 is fixedly arranged at the bottom end of the pressing rod 12. The first spring 14 is movably sleeved on the rod wall of the pressing rod 12. One end of the first spring 14 is fixedly connected with the inner wall of the U-shaped plate 11. The other end of the first spring 14 is fixedly connected with the arc-shaped pressing plate 13. The arc-shaped pressing plate 13 is arranged above the middle of the arc-shaped support plate 2. By using the arranged pressing mechanism, the air inlet pipe is ensured to be stably arranged on the top of the arc-shaped support plate 2.

[0030] And in order to make the reverse elastic force of the second spring 15 drive the positioning rod 9 to be stably inserted into the corresponding positioning hole, as Figure 3As shown, a second spring 15 is movably sleeved on the rod wall of the positioning rod 9. One end of the second spring 15 is fixedly connected to the mounting plate 8, and the other end of the second spring 15 is fixedly connected to the first pulling block 10. By means of the provided second spring 15, the reverse elastic force of the second spring 15 drives the positioning rod 9 to be stably inserted into the corresponding positioning hole.

[0031] And in order to facilitate the pulling of the pressure rod 12, as Figure 2 shown, a second pulling block 16 is fixedly arranged at the top end of the pressure rod 12. By means of the provided second pulling block 16, the pressure rod 12 can be conveniently pulled.

[0032] Finally, in order to install the vacuum pump body 1, as Figure 1 shown, a plurality of mounting blocks 17 are fixedly arranged on the bottom side wall of the vacuum pump body 1. A threaded hole is formed in each mounting block 17. By means of the provided plurality of mounting blocks 17, the vacuum pump body 1 can be installed.

[0033] Only some exemplary embodiments of the present invention are described by way of illustration above. Undoubtedly, for those of ordinary skill in the art, the described embodiments can be modified in various different ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the protection scope of the claims of the present invention.

Claims

1. A circulating water vacuum pump for sealant production, comprising a vacuum pump body (1) and an arc-shaped support plate (2), characterized in that, On one side at the top of the vacuum pump body (1), an air inlet end (3) is fixedly arranged. On the other side at the top of the vacuum pump body (1), an air outlet end (4) is fixedly arranged. A rotating rod (5) is rotatably arranged at the top of the vacuum pump body (1). A sleeve (6) is fixedly sleeved on the rod wall of the rotating rod (5). The arc-shaped support plate (2) is fixedly arranged on the outer wall of the sleeve (6). Two arc-shaped limiting plates (7) are fixedly arranged at the top of the arc-shaped support plate (2). A positioning mechanism is arranged at the top of the vacuum pump body (1). The sleeve (6) is matched with the positioning mechanism. A pressing mechanism is arranged between the two arc-shaped limiting plates (7). The pressing mechanism is matched with the upper part in the middle of the arc-shaped support plate (2).

2. A sealed adhesive production circulating water vacuum pump according to claim 1, characterized in that, The positioning mechanism includes a mounting plate (8), a positioning rod (9) and a first pulling block (10). The mounting plate (8) is fixedly arranged at the top of the vacuum pump body (1). The positioning rod (9) is movably sleeved inside the mounting plate (8). A plurality of positioning holes are formed in the side wall of the sleeve (6). One end of the positioning rod (9) is inserted into the corresponding positioning hole. The other end of the positioning rod (9) is fixedly connected with the first pulling block (10).

3. A sealed adhesive production circulating water vacuum pump according to claim 1, characterized in that, The pressing mechanism includes a U-shaped plate (11), a pressing rod (12), an arc-shaped pressing plate (13) and a first spring (14). The U-shaped plate (11) is fixedly arranged at the top of the two arc-shaped support plates (2). The pressing rod (12) is movably sleeved inside the U-shaped plate (11). The arc-shaped pressing plate (13) is fixedly arranged at the bottom end of the pressing rod (12). The first spring (14) is movably sleeved on the rod wall of the pressing rod (12). One end of the first spring (14) is fixedly connected with the inner wall of the U-shaped plate (11). The other end of the first spring (14) is fixedly connected with the arc-shaped pressing plate (13). The arc-shaped pressing plate (13) is arranged above the middle of the arc-shaped support plate (2).

4. A sealed adhesive production circulating water vacuum pump according to claim 2, characterized in that, A second spring (15) is movably sleeved on the rod wall of the positioning rod (9). One end of the second spring (15) is fixedly connected with the mounting plate (8). The other end of the second spring (15) is fixedly connected with the first pulling block (10).

5. A sealed adhesive production circulating water vacuum pump according to claim 3, characterized in that, A second pulling block (16) is fixedly arranged at the top end of the pressing rod (12).

6. A sealed adhesive production circulating water vacuum pump according to claim 1, characterized in that, A plurality of mounting blocks (17) are fixedly arranged on the side wall at the bottom of the vacuum pump body (1). A threaded hole is formed in the inside of each mounting block (17).

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