Constant-temperature filtering device

Abstract

The utility model provides a constant-temperature filtering device, and relates to the technical field of filtering. A water inlet pipe and a water outlet pipe are welded on the cylinder body and are both communicated with the cylinder body, a top seat is fixed in the cylinder body, a mounting hole is formed in the top seat, a first filter cylinder is mounted in the mounting hole in the top seat through a bolt, and two groups of fixed discs are fixed in the top seat; a second filter cartridge is mounted between the two groups of fixed discs through bolts; when the first filter cartridge and the second filter cartridge are cleaned, the water inlet pipe is connected with purified water, the first filter cartridge is flushed through the purified water, water after flushing is discharged through the first blow-off pipe, after the first filter cartridge is cleaned, the control valve on the first blow-off pipe is closed, and then the first filter cartridge is cleaned. Purified water flows into the upper end of the second filter cartridge after passing through the first filter cartridge and flushes the upper end of the second filter cartridge, and the flushed water is discharged through the second blow-off pipe, so that the cleaning is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of filtration, in particular to a constant temperature filtration device. Background Art

[0002] According to different experimental requirements, the water samples used in the laboratory need to ensure that the water samples are kept at a constant temperature and free of impurities. The strict experimental requirements also make the pretreatment requirements of water samples more and more strict. The water samples just obtained contain impurities, which will affect the test results. Therefore, a constant temperature filtration device is designed to process the water samples.

[0003] After the existing constant temperature filtration device filters the water samples, the impurities in the water will remain inside the filtration device, which is inconvenient to clean. Moreover, the existing filtration device has a poor filtration effect and cannot meet the processing requirements of experimental water samples. Summary of the Utility Model

[0004] The embodiments of the present disclosure relate to a constant temperature filtration device to solve the problems that after the existing constant temperature filtration device filters the water samples, the impurities in the water will remain inside the filtration device, which is inconvenient to clean, and the existing filtration device has a poor filtration effect and cannot meet the processing requirements of experimental water samples.

[0005] In the first aspect of the present disclosure, a constant temperature filtration device is provided, specifically including: a cylinder body;

[0006] A water inlet pipe and a water outlet pipe are welded on the cylinder body. Both the water inlet pipe and the water outlet pipe are connected to the cylinder body. A top seat is fixed inside the cylinder body. An installation hole is provided on the top seat. A first filter cylinder is installed in the installation hole on the top seat through bolts. And two fixed disks are fixed inside the top seat. A second filter cylinder is installed between the two fixed disks through bolts. The second filter cylinder is located below the first filter cylinder. The aperture of the filter holes on the second filter cylinder is smaller than the aperture of the filter holes on the first filter cylinder. A first sewage discharge pipe is provided on the cylinder body. A control valve is screwed on the first sewage discharge pipe. And the first sewage discharge pipe is located above the top seat.

[0007] In at least some embodiments,

[0008] The outer sides of the top seat and the two fixed disks are hermetically connected to the inner wall of the cylinder body.

[0009] In at least some embodiments,

[0010] A water inlet thermometer is installed on the cylinder body. The water inlet thermometer is located above the top seat. A second sewage discharge pipe is welded on the cylinder body. The second sewage discharge pipe is connected to the cylinder body. The second sewage discharge pipe is located between the first filter cylinder and the second filter cylinder.

[0011] In at least some embodiments,

[0012] An installation seat is fixed at the upper end of the cylinder body. A ejector rod is welded on the installation seat. A threaded hole is provided on the ejector rod. A pressing rod is screwed into the threaded hole. A sealing plate is installed at the upper end of the cylinder body. The lower end of the pressing rod presses on the sealing plate. A knob is fixed at the upper end of the pressing rod.

[0013] In at least some embodiments,

[0014] A valve seat is connected to the water inlet pipe by bolts. Three groups of connecting rods are installed on the valve seat by bolts. A center seat is installed between the three groups of connecting rods by bolts. A baffle is installed between the center seat and the valve seat through a bearing. The baffle is annularly arranged on the valve seat. The upper end of the central rod of the baffle is installed with a connecting block by bolts. A traction rod is connected between adjacent two connecting blocks. And a gearbox is installed on the valve seat by bolts. A first handwheel is fixed on the input shaft of the gearbox. The output shaft of the gearbox is connected to the central rod of the baffle.

[0015] In at least some embodiments,

[0016] A heating ring is installed on the water inlet pipe. Heat insulation plates are arranged at both the upper and lower ends of the heating ring. A lower seat and an upper seat are respectively installed at the upper and lower ends of the heating ring. The two heat insulation plates are respectively located in the lower seat and the upper seat. The lower seat and the upper seat are connected by bolts.

[0017] In at least some embodiments,

[0018] A valve body is installed on the water outlet pipe by bolts. A on-off plate is installed inside the valve body through a bearing. A connecting seat is installed at the upper end of the valve body by bolts. A rotating rod is installed in the connecting seat through a bearing. The lower end of the rotating rod is connected to the central axis of the on-off plate. A worm gear is fixed on the rotating rod. A control rod is installed in the connecting seat through a bearing. A worm is fixed on the control rod. The worm meshes with the worm gear. A second handwheel is fixed on the control rod. A cover plate is installed at the upper end of the connecting seat by bolts. And a water outlet thermometer is fixed on the cylinder body. The water outlet thermometer is connected to the water outlet pipe through a hose.

[0019] The present utility model provides a constant temperature filtering device, which has the following beneficial effects:

[0020] A top seat and two fixed disks are arranged in the cylinder body of the present utility model. A first filtering cylinder is installed in the installation hole on the top seat by bolts. A second filtering cylinder is installed between the two fixed disks by bolts. The aperture of the filtering holes on the second filtering cylinder is smaller than the aperture of the filtering holes on the first filtering cylinder. When in use, the water sample enters above the cylinder body through the water inlet pipe and is initially filtered by the first filtering cylinder. The filtered water sample flows downward and is filtered again by the second filtering cylinder, improving the filtering accuracy of the water sample and making the filtered water sample meet the experimental requirements.

[0021] In addition, when cleaning the first filter cartridge and the second filter cartridge in the present utility model, the water inlet pipe is connected to pure water, and the first filter cartridge is flushed with pure water. The water after flushing is discharged through the first sewage discharge pipe. After the first filter cartridge is cleaned, the control valve on the first sewage discharge pipe is closed. The pure water flows into the upper end of the second filter cartridge after passing through the first filter cartridge, and the upper end of the second filter cartridge is rinsed. The water after rinsing is discharged through the second sewage discharge pipe, which is convenient for cleaning. Brief Description of the Drawings

[0022] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings of the embodiments will be briefly introduced below.

[0023] The drawings in the following description only relate to some embodiments of the present utility model and do not limit the present utility model.

[0024] In the drawings:

[0025] Figure 1 A schematic diagram showing the overall structure of the present application is shown;

[0026] Figure 2 A schematic diagram showing the structure of the valve seat of the present application is shown;

[0027] Figure 3 Shows the Figure 2 Enlarged structural schematic diagram of part A in the present application;

[0028] Figure 4 A schematic diagram showing the structure of the heating ring of the present application is shown;

[0029] Figure 5 Shows the Figure 1 Enlarged structural schematic diagram of part B in the present application;

[0030] Figure 6 A schematic diagram showing the structure of the top seat of the present application is shown;

[0031] Figure 7 A schematic diagram showing the structure of the valve body of the present application is shown.

[0032] List of Reference Numerals in the Drawings

[0033] 1. Barrel body; 11. Mounting seat; 111. Push rod; 112. Pressing rod; 113. Knob; 12. Sealing plate; 13. Water inlet thermometer; 14. Second sewage discharge pipe; 15. First sewage discharge pipe; 16. Top seat; 161. First filter cartridge; 17. Fixed disk; 171. Second filter cartridge;

[0034] 2. Inlet pipe; 21. Valve seat; 211. Connecting rod; 212. Central seat; 213. Baffle; 2131. Connecting block; 2132. Traction rod; 22. Gearbox; 221. First handwheel; 23. Heating ring; 231. Heat insulation plate; 232. Lower seat; 233. Upper seat;

[0035] 3. Outlet pipe; 31. Valve body; 311. On-off plate; 32. Connecting seat; 321. Rotating rod; 322. Control rod; 323. Second handwheel; 33. Cover plate; 34. Outlet water thermometer. Specific embodiments

[0036] To make the objectives, technical solutions and advantages of the embodiments of the present utility model clearer, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model. Apparently, the described embodiments are some but not all of the embodiments of the present utility model. All other embodiments obtained by those of ordinary skill in the art based on the described embodiments of the present utility model without creative efforts shall fall within the scope of protection of the present utility model.

[0037] Embodiment 1: Please refer to Figures 1 to 7 :

[0038] The present utility model provides a constant temperature filtration device, including: barrel body 1;

[0039] The inlet pipe 2 and the outlet pipe 3 are welded to the barrel body 1. Both the inlet pipe 2 and the outlet pipe 3 are connected to the barrel body 1. A top seat 16 is fixed inside the barrel body 1. There is an installation hole on the top seat 16. A first filter cartridge 161 is installed in the installation hole on the top seat 16 through bolts. And two groups of fixed plates 17 are fixed inside the top seat 16. A second filter cartridge 171 is installed between the two groups of fixed plates 17 through bolts. The second filter cartridge 171 is located below the first filter cartridge 161. The aperture of the filter holes on the second filter cartridge 171 is smaller than the aperture of the filter holes on the first filter cartridge 161. A first sewage discharge pipe 15 is provided on the barrel body 1. A control valve is screwed onto the first sewage discharge pipe 15. And the first sewage discharge pipe 15 is located above the top seat 16;

[0040] The outer sides of the top seat 16 and the two groups of fixed plates 17 are all hermetically connected to the inner wall of the barrel body 1. An inlet water thermometer 13 is installed on the barrel body 1. The inlet water thermometer 13 is located above the top seat 16. A second sewage discharge pipe 14 is welded to the barrel body 1. The second sewage discharge pipe 14 is connected to the barrel body 1. The second sewage discharge pipe 14 is located between the first filter cartridge 161 and the second filter cartridge 171.

[0041] In the embodiments of the present disclosure,

[0042] At the upper end of the cylinder body 1, a mounting seat 11 is fixed. A push rod 111 is welded on the mounting seat 11. A threaded hole is provided on the push rod 111, and a pressing rod 112 is screwed into the threaded hole. A sealing plate 12 is installed at the upper end of the cylinder body 1. The lower end of the pressing rod 112 presses on the sealing plate 12. A knob 113 is fixed at the upper end of the pressing rod 112. Its function is: loosen the pressing rod 112 and open the sealing plate 12 to facilitate the replacement of the first filter cartridge 161 on the top seat 16.

[0043] In the embodiment of the present disclosure,

[0044] A valve seat 21 is connected to the water inlet pipe 2 by bolts. Three groups of connecting rods 211 are installed on the valve seat 21 by bolts. A center seat 212 is installed between the three groups of connecting rods 211 by bolts. A baffle 213 is installed between the center seat 212 and the valve seat 21 through a bearing. The baffle 213 is annularly arranged on the valve seat 21. The upper end of the central rod of the baffle 213 is installed with a connecting block 2131 by bolts. A traction rod 2132 is connected between two adjacent connecting blocks 2131. And a gearbox 22 is installed on the valve seat 21 by bolts. A first handwheel 221 is fixed on the input shaft of the gearbox 22. The output shaft of the gearbox 22 is connected to the central rod of the baffle 213. Its function is: rotate the first handwheel 221 to make the baffle 213 rotate. The setting of the traction rod 2132 makes all the baffles 213 rotate together to realize the on-off of the valve seat 21 and facilitate the control of the water inlet flow rate.

[0045] Embodiment 2, on the basis of Embodiment 1,

[0046] A heating ring 23 is installed on the water inlet pipe 2. Heat insulation plates 231 are arranged at both the upper and lower ends of the heating ring 23. A lower seat 232 and an upper seat 233 are respectively installed at the upper and lower ends of the heating ring 23. The two heat insulation plates 231 are respectively located in the lower seat 232 and the upper seat 233. The lower seat 232 and the upper seat 233 are connected by bolts. Its function is: heat the water sample in the water inlet pipe 2 through the heating ring 23 to make the water temperature meet the experimental requirements.

[0047] Embodiment 3, on the basis of Embodiment 1 and Embodiment 2,

[0048] A valve body 31 is installed on the water outlet pipe 3 by bolts. An on-off plate 311 is installed inside the valve body 31 through a bearing. A connecting seat 32 is installed at the upper end of the valve body 31 by bolts. A rotating rod 321 is installed inside the connecting seat 32 through a bearing. The lower end of the rotating rod 321 is connected to the central axis of the on-off plate 311. A worm gear is fixed on the rotating rod 321. A control rod 322 is installed on the connecting seat 32 through a bearing. A worm is fixed on the control rod 322. The worm meshes with the worm gear. A second handwheel 323 is fixed on the control rod 322. A cover plate 33 is installed at the upper end of the connecting seat 32 by bolts. And a water outlet thermometer 34 is fixed on the barrel body 1. The water outlet thermometer 34 is connected to the water outlet pipe 3 through a hose. Its function is: rotating the second handwheel 323 causes the control rod 322 to drive the rotating rod 321 to rotate, and the on-off plate 311 rotates, facilitating the control of the water outlet speed of the water outlet pipe 3.

[0049] The working principle of this embodiment: When in use, the water sample enters above the barrel body 1 through the water inlet pipe 2 and is initially filtered by the first filter cartridge 161. The filtered water sample flows downward and is filtered again by the second filter cartridge 171. The filtered water sample is discharged through the water outlet pipe 3.

[0050] When cleaning the first filter cartridge 161, connect the water inlet pipe 2 to pure water, flush the first filter cartridge 161 with the pure water, and the flushed water is discharged through the first sewage pipe 15. After the first filter cartridge 161 is cleaned, close the control valve on the first sewage pipe 15. The pure water flows into the upper end of the second filter cartridge 171 after passing through the first filter cartridge 161 and flushes the upper end of the second filter cartridge 171. The water after flushing is discharged through the second sewage pipe 14, which is convenient for cleaning.

[0051] In this article, the following points need to be noted:

[0052] 1. The attached drawings of the embodiments of the present disclosure only relate to the structures involved in the embodiments of the present disclosure. Other structures can refer to the general design.

[0053] 2. Without conflict, the embodiments of the present disclosure and the features in the embodiments can be combined with each other to obtain new embodiments.

[0054] The above is only the specific implementation manner of the present disclosure, but the protection scope of the present disclosure is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present disclosure can easily think of changes or substitutions, which should be covered within the protection scope of the present disclosure.

Claims

1. A constant temperature filtration device, comprising: Cylinder body (1); characterized in that, An inlet pipe (2) and an outlet pipe (3) are welded on the cylinder body (1), both the inlet pipe (2) and the outlet pipe (3) are connected to the cylinder body (1), a top seat (16) is fixed inside the cylinder body (1), an installation hole is provided on the top seat (16), a first filter cylinder (161) is installed in the installation hole on the top seat (16) through bolts, and two fixing plates (17) are fixed inside the top seat (16), a second filter cylinder (171) is installed between the two fixing plates (17) through bolts, the second filter cylinder (171) is located below the first filter cylinder (161), and the aperture of the filter holes of the second filter cylinder (171) is smaller than the aperture of the filter holes on the first filter cylinder (161). A first sewage discharge pipe (15) is provided on the cylinder body (1), a control valve is screwed onto the first sewage discharge pipe (15), and the first sewage discharge pipe (15) is located above the top seat (16).

2. A constant temperature filtering device according to claim 1, characterized in that, The outer sides of the top seat (16) and the two fixing plates (17) are both hermetically connected to the inner wall of the cylinder body (1).

3. A constant temperature filtering device according to claim 2, characterized in that, An inlet water thermometer (13) is installed on the cylinder body (1), the inlet water thermometer (13) is located above the top seat (16), a second sewage discharge pipe (14) is welded on the cylinder body (1), the second sewage discharge pipe (14) is connected to the cylinder body (1), and the second sewage discharge pipe (14) is located between the first filter cylinder (161) and the second filter cylinder (171).

4. A constant temperature filtering device according to claim 3, characterized in that, An installation seat (11) is fixed at the upper end of the cylinder body (1), a top rod (111) is welded on the installation seat (11), a threaded hole is provided on the top rod (111), a pressing rod (112) is screwed into the threaded hole, a sealing plate (12) is installed at the upper end of the cylinder body (1), the lower end of the pressing rod (112) presses on the sealing plate (12), and a knob (113) is fixed at the upper end of the pressing rod (112).

5. A constant temperature filtering device according to claim 1, characterized in that, A valve seat (21) is connected to the inlet pipe (2) through bolts, three connecting rods (211) are installed on the valve seat (21) through bolts, a center seat (212) is installed between the three connecting rods (211) through bolts, a baffle plate (213) is installed between the center seat (212) and the valve seat (21) through a bearing, the baffle plate (213) is annularly arranged on the valve seat (21), the upper end of the central rod of the baffle plate (213) is installed with a connecting block (2131) through bolts, a traction rod (2132) is connected between adjacent two connecting blocks (2131), and a gearbox (22) is installed on the valve seat (21) through bolts, a first hand wheel (221) is fixed on the input shaft of the gearbox (22), and the output shaft of the gearbox (22) is connected to the central rod of the baffle plate (213).

6. A constant temperature filtering device according to claim 5, characterized in that, A heating ring (23) is installed on the water inlet pipe (2). Thermal insulation plates (231) are arranged at both the upper and lower ends of the heating ring (23). A lower seat (232) and an upper seat (233) are respectively installed at the upper and lower ends of the heating ring (23). The two groups of thermal insulation plates (231) are respectively located in the lower seat (232) and the upper seat (233). The lower seat (232) and the upper seat (233) are connected by bolts.

7. A constant temperature filtration device according to claim 1, wherein A valve body (31) is installed on the water outlet pipe (3) by bolts. A switching plate (311) is installed inside the valve body (31) through a bearing. A connecting seat (32) is installed at the upper end of the valve body (31) by bolts. A rotating rod (321) is installed inside the connecting seat (32) through a bearing. The lower end of the rotating rod (321) is connected to the central axis of the switching plate (311). A worm gear is fixed on the rotating rod (321). A control rod (322) is installed on the connecting seat (32) through a bearing. A worm is fixed on the control rod (322). The worm is meshed with the worm gear. A second handwheel (323) is fixed on the control rod (322). A cover plate (33) is installed at the upper end of the connecting seat (32) by bolts. And a water outlet thermometer (34) is fixed on the barrel body (1). The water outlet thermometer (34) is connected to the water outlet pipe (3) through a hose.

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