CN217132875U - Device for measuring suspended matters in oily sewage - Google Patents

Abstract

A device for measuring suspended matters in oily sewage relates to the field of petroleum sewage treatment, and the device solves the problems that when the suspended matters in the oily sewage are measured by the current microfiltration membrane filtration weighing method, a filter cup is not stably placed and is easy to leak, and comprises a liquid collecting pipe, a plurality of filter assemblies and a vacuum pump; the vacuum pump is communicated with the liquid collecting pipe through a pipeline; the filtering component consists of a filtering cup, a filtering membrane filter, a filtering channel and two clamping plates; the filter membrane filter consists of a filter membrane body and a filter membrane placing box; the two clamping plates are arranged on the box cover and used for clamping the filter cup. The utility model discloses the device can make the vacuum filtration effect more stable, has improved detection efficiency.

Description

A device for measuring suspended solids in oily sewage

technical field

The utility model belongs to the field of petroleum, in particular to a device for measuring suspended matter in oily sewage.

Background technique

At present, the testing methods for the suspended solids content of oily sewage in domestic oilfields mainly include microporous membrane filtration weighing method and visual colorimetry. The microporous membrane filtration weighing method is more accurate than the visual inspection method. This method uses vacuum filtration to pass the oily sewage through the microporous filter membrane and trap the suspended solids on the microporous filter membrane.

For example, publication number CN 207894765 U, the name of the utility model "a rapid determination device for the content of suspended solids in oilfield sewage", discloses: a rapid determination device for the content of suspended solids in oilfield sewage, including a box body, and a suspended matter measurement device located inside the box body components, vacuuming components, power supply components, and liquid collection and sewage components; the suspended matter measuring components are at least two; the suspended matter measuring components include a filter cup, a filter cup support and a liquid inlet valve, and the filter cup is connected to the The filter cup support is fixedly connected by a bottle clip, and a filter membrane is also laid between the filter cup and the filter cup support. The patented measuring device can measure multiple water samples at the same time, with a simple structure and low maintenance cost. At the same time, since the water samples can be measured at the same time, it avoids the measurement of the water samples due to the change of properties during the storage process. effect on the accuracy of the results.

However, the filter cup in this patent is not stable when placed, and it is easy to cause sewage to leak during suction filtration.

Utility model content

The purpose of the utility model is to solve the problem of unstable placement of the filter cup and easy liquid leakage when the current microporous membrane filtration weighing method is used to measure the suspended solids in the oily sewage, and to provide a method for measuring the suspended solids in the oily sewage. device.

The utility model relates to a device for measuring suspended matter in oily sewage, which comprises a liquid collecting pipe, a plurality of filter assemblies and a vacuum pump;

The vacuum pump is communicated with the liquid collecting pipe through a pipeline;

The filter assembly is composed of a filter cup, a filter membrane filter, a filter channel and two clamping plates;

The membrane filter is composed of a membrane body and a membrane placement box;

The filter membrane body is arranged in the filter membrane placement box; the filter membrane placement box is a box body with an open upper end, and the box cover is covered on the filter membrane placement box; the center of the box cover is open, and the The two sides of the opening of the box cover are respectively provided with sliding grooves, the bottoms of the two clamping plates are provided with sliding blocks, and the sliding blocks are placed in the sliding grooves and are slidably connected with the sliding grooves; The opposite side of each clamping plate is inwardly recessed and matched with the mouth of the filter cup; the liquid outlet at the bottom of the filter membrane placement box is communicated with the liquid inlet of the filter channel, and the liquid outlet of the filter channel is connected to the collector. The top of the liquid pipe is connected; the bottom of the liquid collecting pipe is provided with a liquid outlet.

The utility model includes the following beneficial effects:

The device of the utility model is opened and closed by arranging two clamping plates above the box cover of the filter membrane placing box, and the two clamping plates slide in the chute provided on the box cover to open and close. When it is necessary to clamp and fix the filter cup, place the cup mouth of the filter cup at the central opening of the box cover, and the filter membrane is exposed at the opening, and then clamp the two clamping plates at the cup mouth of the filter cup, and connect them by connecting The rods hold the two clamping plates in place. Corresponding threaded holes are arranged on the connecting rod and the clamping plate, and the two are fixed together by bolts. The filter membrane of the utility model is a plurality of filter membranes stacked together, which plays the role of completely intercepting the suspended matter. The filter channel between the filter assembly and the liquid collecting pipe of the utility model is in the shape of a horn, which can make the oily sewage enter the liquid collecting pipe more dispersed. The device of the utility model can make the vacuum suction filtration effect more stable and improve the detection efficiency.

Description of drawings

Fig. 1 is the structural representation of the device of the present invention;

2 is a cross-sectional view of a filter assembly in the device of the present invention;

3 is a schematic diagram of the connection of two clamping plates in the device of the present invention;

In the figure, 1 collecting pipe, 2 vacuum pump, 3 filter cup, 4 filter channel, 5 clamp plate, 6 filter membrane body, 7 filter membrane placement box, 8 box cover, 9 chute, 10 slider, 11 liquid outlet , 12 connecting rods.

Detailed ways

Embodiment 1: This embodiment is described with reference to FIGS. 1 to 3, a device for measuring suspended matter in oily sewage, which includes a liquid collector 1, a plurality of filter assemblies and a vacuum pump 2;

The vacuum pump 2 is communicated with the liquid collecting pipe 1 through a pipeline;

The filter assembly is composed of a filter cup 3, a membrane filter, a filter channel 4 and two clamping plates 5;

The membrane filter is composed of a membrane body 6 and a membrane placement box 7;

The filter membrane body 6 is arranged in the filter membrane placement box 7; the filter membrane placement box 7 is a box body with an open upper end, and the box cover 8 is covered on the filter membrane placement box 7; the center of the box cover 8 is The opening of the box cover 8 is provided with a chute 9 on both sides, and the bottom of the two clamping plates 5 is provided with a slider 10, and the slider 10 is placed in the chute 9 , and is slidably connected with the chute 9; the opposite sides of the two clamping plates 5 are inwardly recessed and matched with the mouth of the filter cup 3; the liquid outlet at the bottom of the filter membrane placement box 7 is The liquid inlet of the filter channel 4 is communicated, and the liquid outlet of the filter channel 4 is communicated with the top of the liquid collecting pipe 1 ; the bottom of the liquid collecting pipe 1 is provided with a liquid outlet 11 .

Embodiment 2: This embodiment is described with reference to FIGS. 1 to 3 . The difference between this embodiment and Embodiment 1 is that the box cover 8 is screwed to the filter membrane placement box 7 .

Others are the same as the first embodiment.

Embodiment 3: This embodiment is described with reference to FIGS. 1 to 3 . The difference between this embodiment and Embodiment 1 is that a rubber ring is provided between the box cover 8 and the filter membrane placing box 7 .

Others are the same as the first embodiment.

Embodiment 4: This embodiment will be described with reference to FIGS. 1 to 3 . The difference between this embodiment and Embodiment 1 is that the opening at the lower end of the filter channel 4 is trumpet-shaped.

Others are the same as the first embodiment.

Embodiment 5: This embodiment is described with reference to FIGS. 1 to 3 . The difference between this embodiment and Embodiment 1 is that the two clamping plates 5 clamp the filter cup 3 and are connected by connecting rods 12 .

Others are the same as the first embodiment.

Embodiment 6: This embodiment will be described with reference to FIGS. 1 to 3. The difference between this embodiment and Embodiment 1 is that the two ends of the connecting rod 12 are provided with threaded holes, and the two clamping plates 5 Corresponding threaded holes are provided, and the connecting rods 12 are respectively threadedly connected to the two clamping plates 5 through bolts.

Others are the same as the first embodiment.

Embodiment 7: This embodiment will be described with reference to FIGS. 1 to 3 . The difference between this embodiment and Embodiment 1 is that the sliding grooves 9 provided on both sides of the opening of the box cover 8 are oppositely arranged.

Others are the same as the first embodiment.

Embodiment 8: This embodiment is described with reference to FIGS. 1 to 3 . The difference between this embodiment and Embodiment 1 is that the filter membrane body 6 is formed by stacking multiple layers of filter membranes.

Other compositions and connection methods are the same as those in the first embodiment.

Claims (8)

1. The device for measuring the suspended matters in the oily sewage is characterized by comprising a liquid collecting pipe (1), a plurality of filtering components and a vacuum pump (2);

the vacuum pump (2) is communicated with the liquid collecting pipe (1) through a pipeline;

the filtering component consists of a filtering cup (3), a filter membrane filter, a filtering channel (4) and two clamping plates (5);

the filter membrane filter consists of a filter membrane body (6) and a filter membrane placing box (7);

the filter membrane body (6) is arranged in the filter membrane placing box (7); the filter membrane placing box (7) is a box body with an opening at the upper end, and the box cover (8) covers the filter membrane placing box (7); the center of the box cover (8) is provided with an opening, two sides of the opening of the box cover (8) are respectively provided with a sliding chute (9), the bottoms of the two clamping plates (5) are provided with a sliding block (10), and the sliding block (10) is arranged in the sliding chute (9) and is in sliding connection with the sliding chute (9); the opposite sides of the two clamping plates (5) are inwards sunken and are matched with the cup mouths of the filter cups (3); a liquid outlet at the bottom of the filter membrane placing box (7) is communicated with a liquid inlet of the filtering channel (4), and a liquid outlet of the filtering channel (4) is communicated with the top of the liquid collecting pipe (1); the bottom of the liquid collecting pipe (1) is provided with a liquid outlet (11).

2. The apparatus for measuring suspended matters in oily sewage according to claim 1, wherein the cartridge cover (8) is screwed to the filter membrane housing case (7).

3. The device for measuring suspended matters in oily sewage according to claim 1, wherein a rubber ring is arranged between the box cover (8) and the filter membrane placing box (7).

4. The device for measuring suspended matters in oily sewage according to claim 1, wherein the opening at the lower end of the filtering channel (4) is trumpet-shaped.

5. The apparatus for measuring suspended matters in oily sewage according to claim 1, wherein the two holding plates (5) hold the filter bowl (3) and are connected by a connecting rod (12).

6. The device for measuring the suspended matters in the oily sewage according to claim 5, wherein both ends of the connecting rod (12) are provided with threaded holes, the two clamping plates (5) are provided with corresponding threaded holes, and the connecting rod (12) is respectively in threaded connection with the two clamping plates (5) through bolts.

7. The apparatus for measuring suspended matter in oily water according to claim 1, wherein said sliding grooves (9) provided on both sides of the opening of said lid (8) are oppositely provided.

8. The apparatus for measuring suspended matters in oily sewage according to claim 1, wherein the filter membrane body (6) is formed by stacking a plurality of filter membranes.

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