CN212228642U

CN212228642U - Device for measuring water absorption capacity of titanium dioxide

Info

Publication number: CN212228642U
Application number: CN202020846527.7U
Authority: CN
Inventors: 柳令; 淦文军; 袁秀香; 赵北东; 李开娟
Original assignee: Chongqing Panzhihua Iron And Steel Group Co ltd
Current assignee: Chongqing Panzhihua Iron And Steel Group Co ltd
Priority date: 2020-05-20
Filing date: 2020-05-20
Publication date: 2020-12-25
Anticipated expiration: 2030-05-20

Abstract

The utility model relates to a device for titanium white powder water uptake is surveyd belongs to chemical industry equipment technical field. The utility model comprises a filtering body with a containing space inside, a filter is arranged inside the filtering body, and a supporting device for suspending the filtering body is arranged on the filtering body; the filter divides the inner space of the filtering body into an upper area and a lower area; still include inlet tube and outlet pipe, the inlet tube with filter this internal last region intercommunication, the outlet pipe with filter this internal lower region intercommunication to go out the lower extreme of water piping connection in the lower region. In the different periods of experiment process, it is right the utility model provides a filter body carries out weighing many times to can calculate the weight of titanium white powder and the weight after the titanium white powder absorbs water, and then calculate the water absorption capacity of titanium white powder. Therefore, the utility model discloses can solve in the experiment, the problem that titanium white powder is difficult for weighing around absorbing water, and then can help operating personnel to detect out the water absorption capacity of titanium white powder effectively.

Description

Device for measuring water absorption capacity of titanium dioxide

Technical Field

The utility model relates to a device for titanium white powder water uptake is surveyd belongs to chemical industry equipment technical field.

Background

Titanium dioxide is an important chemical raw material, and the water absorption capacity of the titanium dioxide is an important index for the performance of the titanium dioxide. Generally, titanium dioxide absorbs more moisture when encountering air with higher humidity in the processes of production, storage and transportation, so that the weight of the titanium dioxide is changed; meanwhile, in the process of adding titanium dioxide as a raw material, the binding capacity of titanium dioxide and water is also a very important index. However, at present, there is no relevant national standard for detecting the water absorption capacity of titanium dioxide, and there is no systematic detection method or device.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: the device for measuring the water absorption capacity of the titanium dioxide is provided, and can help an operator to effectively detect the water absorption capacity of the titanium dioxide.

For solving the technical problem the utility model discloses the technical scheme who adopts is: the device for measuring the water absorption capacity of the titanium dioxide comprises a filtering body with an accommodating space inside, wherein a filter is arranged inside the filtering body, and a supporting device for enabling the filtering body to be arranged in a suspended mode is arranged on the filtering body; the filter divides the inner space of the filtering body into an upper area and a lower area; still include inlet tube and outlet pipe, the inlet tube with filter this internal last region intercommunication, the outlet pipe with filter this internal lower region intercommunication to go out the lower extreme of water piping connection in the lower region.

Further, the method comprises the following steps: a cover plate is arranged in the upper area inside the filtering body, and the cover plate and the filter are arranged at intervals.

Further, the method comprises the following steps: a filter plate is arranged between the cover plate and the filter, water permeable holes are uniformly arranged on the surface of the filter plate, and the filter plate is positioned below the water inlet pipe.

Further, the method comprises the following steps: the water inlet pipe is provided with a constant flow pump.

Further, the method comprises the following steps: the water outlet pipe is provided with a constant flow pump.

Further, the method comprises the following steps: a water stop piece is arranged between the water outlet pipe and the lower area inside the filtering body, and the water stop piece is positioned on the water outlet pipe or on the filtering body.

Further, the method comprises the following steps: the supporting device comprises a supporting frame and a supporting plate, wherein the supporting plate is fixedly connected above the supporting frame, and a mounting hole for filtering the body is formed in the supporting plate.

Further, the method comprises the following steps: the lower end of the filtering body is conical, and the area of the lower end of the filtering body on the cross section is gradually increased when the lower end of the filtering body is changed from the bottom of the filtering body to the top; the mounting hole is the bell mouth to when changing from the lower bottom surface of backup pad to the upper surface, the area of mounting hole on the cross section grow gradually.

Further, the method comprises the following steps: the supporting device comprises a supporting rod and a supporting beam, and the supporting beam and the ground are arranged at intervals; the supporting beam is provided with a first clamping jaw and a second clamping jaw, the height position of the first clamping jaw and the height position of the second clamping jaw are on the same plane, and the first clamping jaw and the second clamping jaw are arranged at intervals; and on the opposite surfaces of the first clamping jaw and the second clamping jaw, concave parts are arranged on the first clamping jaw and the second clamping jaw, and a mounting area of the filter body is formed between the concave parts of the first clamping jaw and the second clamping jaw.

Further, the method comprises the following steps: the first clamping jaw and the second clamping jaw are rectangular, an arc-shaped concave part is arranged in the middle of the first clamping jaw, and an arc-shaped concave part is arranged in the middle of the second clamping jaw; one end of the first clamping jaw is fixedly connected with the supporting cross beam, one end of the second clamping jaw is connected with the supporting cross beam through a hinge, or one end of the second clamping jaw is fixedly connected with the supporting cross beam, one end of the first clamping jaw is connected with the supporting cross beam through a hinge, and the axis of a rotating shaft of the hinge is vertically arranged; the first clamping jaw and the second clamping jaw are connected through a bolt.

The utility model has the advantages that: the filtering body of the utility model is arranged in a suspended way under the action of the supporting device, thereby facilitating the discharge of redundant water in the lower area of the filtering body from the water outlet pipe; and meanwhile, the water outlet pipe is connected to the lowest position in the lower region, so that redundant water in the lower region of the filter body can be conveniently drained from the water outlet pipe. Before the titanium dioxide is placed on the filter, the filter body is weighed, then the titanium dioxide is placed on the filter, and then the filter body is weighed, so that the weight of the titanium dioxide can be calculated. And injecting water flow into the water inlet pipe to ensure that the water in the water inlet pipe submerges the titanium dioxide, weighing the filtering body after the titanium dioxide is saturated to absorb water and redundant water flows out of the water outlet pipe, and calculating the weight of the titanium dioxide after water absorption so as to calculate the water absorption capacity of the titanium dioxide. Through the utility model discloses can solve the problem that the titanium white powder in the experiment is difficult for weighing around absorbing water, and then can help operating personnel to detect out the water absorption capacity of titanium white powder effectively.

The utility model discloses be provided with the apron in filtering the inside last region of body, the interval sets up between apron and the filter to place titanium white powder on the filter after, can prevent through the apron that titanium white powder from getting into the air, and then can improve the degree of accuracy of titanium white powder water absorption survey. The utility model discloses still be provided with the filter plate between apron and filter, the surface of filter plate evenly is provided with the hole of permeating water to the filter plate is located the below of inlet tube, thereby can make the even entering of water in the inlet tube filter the last region of body, and then makes the absorption moisture that titanium white powder can be abundant, makes final measured value have the accuracy more.

The constant flow pump is arranged on the water inlet pipe, so that the titanium dioxide can fully absorb moisture by controlling the water inlet speed in the water inlet pipe; meanwhile, the water inlet amount can be accurately measured by the constant flow pump. The utility model discloses be provided with the constant flow pump on the outlet pipe to can accelerate the speed of filtering this internal water and titanium white powder separation, and then accelerate the speed of whole experiment. The utility model discloses be provided with stagnant water spare between outlet pipe and the inside lower region of filtering body, and then can judge whether need carry out the drainage through stagnant water spare immediately according to actual conditions.

The utility model has the advantages that the supporting plate is fixedly arranged at the top of the supporting device, and the mounting hole of the filtering body is arranged on the supporting plate, so that the filtering body is detachably connected with the supporting device, and the filtering body is more convenient and faster to clean; meanwhile, the filter body can be stably placed on the workbench through the supporting device. The lower extreme of filtering the body is coniform to the mounting hole is the bell mouth, and then is convenient for filter the installation of body in the mounting hole, and can make and filter the body and be connected steadily between the mounting hole.

The utility model is characterized in that a supporting beam is fixedly arranged on the supporting device, and the supporting beam and the bottom surface are arranged at intervals; the supporting beam is provided with a first clamping jaw and a second clamping jaw, and a mounting area of the filter body is formed between the concave part of the first clamping jaw and the concave part of the second clamping jaw. When filtering the body and installing between first clamping jaw and second clamping jaw, can only set up a strutting arrangement, and then can reduce the utility model discloses area occupied on the workstation. One end of the first clamping jaw is fixedly connected with the supporting cross beam, one end of the second clamping jaw is connected with the supporting cross beam through a hinge, or one end of the second clamping jaw is fixedly connected with the supporting cross beam, one end of the first clamping jaw is connected with the supporting cross beam through a hinge, and the axis of a rotating shaft of the hinge is vertically arranged; the first clamping jaw and the second clamping jaw are connected through a bolt, so that the filter body can be stably installed on the supporting device.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a top view of the cover plate;

FIG. 3 is a cross-sectional view of the filter body;

fig. 4 is a schematic three-dimensional structure of the present invention;

FIG. 5 is a schematic view of one configuration of a support device;

fig. 6 is a schematic view of another three-dimensional structure of the present invention;

FIG. 7 is a top view of another configuration of the support device;

the labels in the figure are: 1-supporting device, 11-supporting frame, 12-supporting plate, 121-mounting hole, 13-supporting rod, 14-supporting beam, 141-first clamping jaw, 142-second clamping jaw, 15-hinge, 2-filtering body, 21-filter, 3-water inlet pipe, 4-water outlet pipe, 5-filtering plate, 51-water permeable hole, 6-water stop, 7-constant flow pump and 8-cover plate.

Detailed Description

The present invention will be further explained with reference to the drawings and the embodiments.

As shown in fig. 1 to 7, the present invention includes a filtering body 2 having a receiving space therein, a filter 21 is disposed inside the filtering body 2, and a supporting device 1 for suspending the filtering body 2 is disposed on the filtering body 2; the filter 21 divides the inner space of the filter body 2 into upper and lower two regions; still include inlet tube 3 and outlet pipe 4, inlet tube 3 and the last regional intercommunication in filtering body 2, outlet pipe 4 and the lower regional intercommunication in filtering body 2 to outlet pipe 4 connects the lower minimum in the lower region. The filtering body 2 of the utility model is arranged in a hanging way under the action of the supporting device 1, thereby being convenient for discharging redundant water in the lower area of the filtering body 2 from the water outlet pipe 4; simultaneously outlet pipe 4 connects the minimum in the lower region to be convenient for will strain 2 lower regions of body unnecessary moisture in and arrange totally from outlet pipe 4. The utility model discloses an operation flow is: before the titanium dioxide is placed on the filter 21, the filter body 2 is weighed, and then after the titanium dioxide is placed on the filter 21, the filter body 2 is weighed, so that the weight of the titanium dioxide can be calculated. Water flow is injected into the water inlet pipe 3, so that the water in the water inlet pipe 3 submerges the titanium dioxide, after the titanium dioxide absorbs moisture in a saturated mode and redundant water flows out of the water outlet pipe 4, the filtering body 2 is weighed, the weight of the titanium dioxide after water absorption can be calculated, and the water absorption capacity of the titanium dioxide can be calculated. Through the utility model discloses can solve the problem that the titanium white powder in the experiment is difficult for weighing around absorbing water, and then can help operating personnel to detect out the water absorption capacity of titanium white powder effectively.

In the utility model, the specific structure of the filtering body 2 is not limited, and the filtering body 2 can be set into a barrel-shaped structure for the convenience of implementation; of course, the filter body 2 may also have other configurations, for example, the filter body 2 may be provided as a funnel-shaped configuration. The specific structure of the filter 21 is not limited as long as the titanium dioxide and water can be separated, and for convenience of implementation, the filter 21 may select water-filtering paper, place the water-filtering paper inside the filtering body 2, and divide the internal space of the filtering body 2 into an upper area and a lower area. The specific dimensions of the filter body 2 and the filter 21 are not limited and are generally selected according to the actual circumstances. The specific structure of the water inlet pipe 3 and the water outlet pipe 4 is not limited, and a common hose can be selected for the water inlet pipe 3 and the water outlet pipe 4 for the convenience of implementation.

After the titanium white powder is placed on the filter 21, in order to prevent the titanium white powder from entering the air, as shown in fig. 1, the utility model discloses be provided with apron 8 in the upper region of the internal portion of filter body 2 to make the interval setting between apron 8 and the filter 21. Therefore, when the titanium dioxide is placed on the filter 21, the titanium dioxide can be prevented from entering the air through the cover plate 8, and the accuracy of measuring the water absorption capacity of the titanium dioxide can be improved. The specific structure of the cover plate 8 is not limited, and is generally selected according to the internal shape of the upper area in the filter body 2, as long as the titanium dioxide can be blocked from entering the air, and for implementation, the cover plate 8 can be arranged into a disc shape; the particular dimensions of the cover plate 8 are not limited and are generally selected based on the dimensions of the upper region within the filter body 2. Specific connecting structure between the cover plate 8 and the filter body 2 is not limited, and for implementation, as shown in fig. 3, the accommodating space inside the filter body 2 can be set into a cylindrical groove, and a thread is arranged on the groove, the cover plate 8 is set into a disc-shaped structure, the diameter of the cover plate 8 is consistent with that of the cylindrical groove inside the filter body 2, and a thread is arranged on the circumferential surface of the cover plate 8, and the cover plate 8 is in threaded connection with the groove inside the filter body 2.

In order to make the hydroenergy in the inlet tube 3 enough even get into the last region in filtering the body 2, and then make the absorption moisture that titanium white powder can be abundant, as shown in fig. 3, the utility model discloses still be provided with filter plate 5 between apron 8 and filter 21, the surface of filter plate 5 evenly is provided with the hole 51 of permeating water to filter plate 5 is located the below of inlet tube 3. Thereby make from the water that the inlet tube 3 flows out can be through straining the hole 51 of permeating water on 5, even inflow filters in the body 2 to make the absorption moisture that the titanium white powder on the filter 21 can be abundant, and then can improve the accuracy of final measured value. The specific structure of the filter plate 5 is not limited, and is generally selected according to the shape and size of the upper area of the filter body 2; the specific shape of the water permeable holes 51 is not limited, and a circular hole may be selected for convenience of implementation. The concrete size of the permeable hole 51 is not limited as long as the water supplied in the water inlet pipe 3 can flow in conveniently, and certainly, in order to ensure that the titanium dioxide enters the air, the diameter of the permeable hole 51 should be selected as small as possible. The utility model discloses in, the concrete connection mode between filter plate 5 and the filter body 2 is not limited, for implementation, as shown in fig. 3, can set the accommodation space inside the filter body 2 into a cylindric recess to be provided with the arch inside the filter body 2, set up filter plate 5 into a discoid structure, and make the diameter size of filter plate 5 unanimous with the diameter size of the cylindric recess in the filter body 2, and place filter plate 5 in the arch inside the filter body 2.

In the water absorption process of the titanium dioxide, the titanium dioxide has an infiltration process, and in order to make the titanium dioxide completely infiltrate and fully absorb water, as shown in fig. 1, the utility model is provided with a constant flow pump 7 on the water inlet pipe 3, and then the water inlet speed in the water inlet pipe 3 can be controlled through the constant flow pump 7, so that the titanium dioxide can be completely infiltrated and the titanium dioxide can fully absorb water; meanwhile, the quantity of the water inflow from the water inlet pipe 3 can be known through the constant flow pump 7. In order to accelerate the speed of water and titanium dioxide separation in the filter body 2, and then accelerate the speed of whole experiment, as shown in fig. 1, the utility model discloses be provided with constant flow pump 7 on outlet pipe 4. The drain pipe is connected with the constant flow pump 7, the lower end of the filtering body 2 sucks redundant moisture filtered by the filter 21, and the lower end of the filtering body 2 is also sucked by a suction force brought by the constant flow pump 7 under the action of the constant flow pump 7, so that the separation speed of water and titanium dioxide can be increased, and the speed of the whole experiment is increased.

In order to select whether need drainage immediately according to actual conditions, the utility model discloses be provided with stagnant water piece 6 between outlet pipe 4 and the inside lower region of filtering body 2. The specific structure of the water stop member 6 and the specific arrangement position of the water stop member 6 are not limited as long as the water inside the lower region of the filter body 2 can be blocked from flowing out of the water outlet pipe 4. For convenience of implementation, the water stop member 6 may be a water stop clip, and the water stop clip is disposed on the water outlet pipe 4. Simultaneously, also can make the utility model discloses have at least two kinds of modes and can calculate the water absorption capacity of titanium white powder, and then synthesize the result that two kinds of modes calculated, reach the final water absorption capacity of titanium white powder, can improve the validity that the water absorption capacity of titanium white powder was surveyed. The first method is as follows: weighing the filter body 2, adding the filter body 2 into the titanium dioxide, and then weighing the filter body 2, thereby calculating the weight of the titanium dioxide; then, the water stop member 6 is closed, and after a proper amount of water is injected into the water inlet pipe 3, the whole filtering body 2 is weighed, so that the total water inflow is calculated; and then, opening the water stop piece 6, discharging excessive water, weighing the discharged water, calculating the water amount actually absorbed by the titanium dioxide, and further calculating the water absorption amount of the titanium dioxide. The second method comprises the following steps: weighing the filter body 2, adding the filter body 2 into the titanium dioxide, and then weighing the filter body 2, thereby calculating the weight of the titanium dioxide; then the water stop piece 6 is opened and water is injected into the water inlet pipe 3 at the same time, so that after the titanium dioxide fully absorbs water and excessive water is discharged through the water outlet pipe 4, the whole filter body 2 is weighed, the water amount actually absorbed by the titanium dioxide is calculated, and the water absorption amount of the titanium dioxide is calculated. The method is characterized in that the actual absorption amount of the titanium dioxide is indirectly obtained by making a difference between the total water injection amount and the discharged water amount; and the second mode is directly weighing to obtain the actual absorption amount of the titanium dioxide, the two modes are slightly different in calculation, the final result is slightly different, and the calculation results of the two modes are further combined to obtain the water absorption amount of the titanium dioxide, so that the final result is more reliable. Of course, one of the ways of calculating the result may be chosen. For example, the measurement can be performed by only adopting the calculation method of the second mode, and the following samples of 3 titanium dioxide are selected for measurement and calculation:

sample (I)	1	2	3
				Weight g of dry powder	166.86	123.21	105.66
Weight g after water absorption	245.23	174.13	167.89
				Water content ratio	31.96％	29.24％	37.07％

According to the result of the measurement and calculation in the second mode, the following results can be obtained: the water absorption of the sample 3 reaches 37.07 percent, which can be judged as the special titanium dioxide for the interior wall coating, while the water absorption of the sample 1 is 31.96 percent, which can be judged as the general titanium dioxide, and the water absorption of the sample 2 is 29.24 percent, which can be judged as the compact titanium dioxide.

The utility model discloses in, strutting arrangement 1's concrete structure is not limited as long as can be convenient for filter body 2 fixed to and make filter body 2 can unsettled arrange under strutting arrangement 1's effect, thereby be convenient for will filter 2 lower regions in the unnecessary moisture discharge from outlet pipe 4 can. The specific connection mode between the support device 1 and the filter body 2 is not limited, and for convenience of implementation, the support device 1 and the filter body 2 may be designed to be an integrated structure. Of course, can also select detachable being connected between strutting arrangement 1 and the filter body 2, in order after the experiment, can wash filter body 2 more conveniently, swiftly, as shown in fig. 4 and fig. 5, the utility model discloses a strutting arrangement 1 includes support frame 11 and backup pad 12, and backup pad 12 fixed connection is in the top of support frame 11 to be provided with the mounting hole 121 that filters body 2 in backup pad 12. The specific size of the support frame 11 is not limited, and the support frame is generally manufactured according to actual requirements; the specific structure of the support plate 12 is not limited, and for convenience of implementation, the support plate 12 may be configured as a rectangular plate as shown in fig. 4. The specific position of the mounting hole 121 on the support plate 12 is not limited, and for convenience of implementation, the mounting hole 121 may be disposed at a central position of the support plate 12 as shown in fig. 4. The specific number of the supporting frames 11 is not limited, and for convenience of implementation, 4 supporting frames 11 may be provided, and the supporting frames 11 are arranged at 4 corners of the supporting plate 12, as shown in fig. 4. The specific connection mode between the support plate 12 and the support frame 11 is not limited, and the support frame 11 may be welded below the support plate 12 for implementation. In order to stably connect the filtering body 2 and the mounting hole 121, the lower end of the filtering body 2 of the present invention can be set to be conical, and when the area of the lower end of the filtering body 2 on the cross section is changed from the bottom of the filtering body 2 to the top, the area of the lower end of the filtering body 2 on the cross section is gradually increased; and the mounting hole 121 may be provided as a tapered hole, and the area of the mounting hole 121 in cross section gradually becomes larger as it changes from the lower bottom surface to the upper surface of the support plate 12.

In order to reduce the occupied area of the utility model on the workbench, as shown in fig. 6 and 7, the supporting device 1 of the utility model comprises a supporting rod 13 and a supporting beam 14, the supporting beam 14 is arranged at an interval with the ground; the supporting beam 14 is provided with a first clamping jaw 141 and a second clamping jaw 142, the height position of the first clamping jaw 141 and the height position of the second clamping jaw 142 are on the same plane, and the first clamping jaw 141 and the second clamping jaw 142 are arranged at intervals; on the opposite faces of the first jaw 141 and the second jaw 142, recesses are provided on both the first jaw 141 and the second jaw 142, between which recesses a mounting area of the filter body 2 is formed. When the filter body 2 is installed between the first clamping jaw 141 and the second clamping jaw 142, only one supporting rod 13 can be arranged, and then the occupied area on the workbench can be reduced.

The utility model discloses in, the concrete connection mode between bracing piece 13 and the supporting beam 14 is not limited, for implementation, can weld supporting beam 14 on bracing piece 13. The specific dimensions of the support bar 13 and the specific dimensions of the support beam 14 are not limited and are generally selected according to the actual situation. The specific structure of the supporting beam 14 is not limited, and the supporting beam 14 may be provided in a cylindrical shape for convenience of implementation. The specific structure of the supporting rod 13 is not limited, and as shown in fig. 6, the supporting rod 13 may be configured to be cylindrical, and a larger circular truncated cone may be provided at the lower end of the supporting rod 13 for stable placement on the workbench. The specific structure of the first jaw 141 and the specific structure of the second jaw 142 are not limited, and for convenience of implementation, both the first jaw 141 and the second jaw 142 may be provided in a rectangular shape, as shown in fig. 7. The specific configuration of the concave portion of the first jaw 141 and the specific configuration of the concave portion of the second jaw 142 are not limited, and for convenience of implementation, an arc-shaped concave portion may be provided at the middle portion of the first jaw 141 and an arc-shaped concave portion may be provided at the middle portion of the second jaw 142. The connection mode between first clamping jaw 141 and the supporting beam 14 and the connection mode between second clamping jaw 142 and the supporting beam 14 are not limited, and in order to make the installation that filters body 2 can be stable on supporting beam 14, and be convenient for filter the dismouting of body 2, as shown in fig. 7, the utility model discloses fixed connection between one end of first clamping jaw 141 and the supporting beam 14, be connected through hinge 15 between one end of second clamping jaw 142 and the supporting beam 14, or fixed connection between one end of second clamping jaw 142 and the supporting beam 14, be connected through hinge 15 between one end of first clamping jaw 141 and the supporting beam 14, the axis of hinge 15 pivot is vertical to be arranged to pass through bolted connection between first clamping jaw 141 and the second clamping jaw 142. In fig. 7, the first clamping jaw 141 is fixedly connected with the supporting beam 14, the connection mode between the first clamping jaw 141 and the supporting beam 14 is not limited, and for implementation, the first clamping jaw 141 can be welded on the first beam; the second clamping jaw 142 is connected with the supporting beam 14 through a hinge 15. Of course, the first clamping jaw 141 and the supporting beam 14 may be connected by the hinge 15, and the second clamping jaw 142 and the supporting beam 14 may be fixedly connected.

Claims

1. A device for titanium white powder water uptake is surveyd, its characterized in that: the filter comprises a filter body (2) with an accommodating space inside, wherein a filter (21) is arranged inside the filter body (2), and a supporting device (1) for suspending the filter body (2) is arranged on the filter body (2); the filter (21) divides the inner space of the filtering body (2) into an upper area and a lower area; still include inlet tube (3) and outlet pipe (4), inlet tube (3) and the last regional intercommunication in filtering body (2), lower regional intercommunication in outlet pipe (4) and the filtering body (2) to the lower department in the lower region is connected in outlet pipe (4).

2. The device for measuring the water absorption of titanium dioxide according to claim 1, wherein: a cover plate (8) is arranged in the upper area inside the filtering body (2), and the cover plate (8) and the filter (21) are arranged at intervals.

3. The device for measuring the water absorption of titanium dioxide according to claim 2, wherein: a filter plate (5) is arranged between the cover plate (8) and the filter (21), water permeable holes (51) are uniformly arranged on the surface of the filter plate (5), and the filter plate (5) is positioned below the water inlet pipe (3).

4. The device for measuring the water absorption of titanium dioxide according to claim 1, wherein: a constant flow pump (7) is arranged on the water inlet pipe (3).

5. The device for measuring the water absorption of titanium dioxide according to claim 1, wherein: a constant flow pump (7) is arranged on the water outlet pipe (4).

6. The device for measuring the water absorption of titanium dioxide according to claim 1, wherein: a water stopping piece (6) is arranged between the water outlet pipe (4) and the lower area inside the filtering body (2), and the water stopping piece (6) is positioned on the water outlet pipe (4) or the water stopping piece (6) is positioned on the filtering body (2).

7. A device for measuring the water absorption of titanium dioxide according to any one of claims 1 to 6, characterized in that: the supporting device (1) comprises a supporting frame (11) and a supporting plate (12), wherein the supporting plate (12) is fixedly connected above the supporting frame (11), and a mounting hole (121) of the filtering body (2) is formed in the supporting plate (12).

8. The device for measuring the water absorption of titanium dioxide according to claim 7, wherein: the lower end of the filtering body (2) is conical, and the area of the lower end of the filtering body (2) on the cross section is gradually increased when the lower end of the filtering body (2) is changed upwards from the bottom of the filtering body (2);

the mounting hole (121) is a tapered hole, and when the mounting hole changes from the lower bottom surface to the upper surface of the support plate (12), the area of the mounting hole (121) on the cross section is gradually increased.

9. A device for measuring the water absorption of titanium dioxide according to any one of claims 1 to 6, characterized in that: the supporting device (1) comprises a supporting rod (13) and a supporting beam (14), and the supporting beam (14) is arranged at intervals with the ground; a first clamping jaw (141) and a second clamping jaw (142) are arranged on the supporting beam (14), the height position of the first clamping jaw (141) and the height position of the second clamping jaw (142) are on the same plane, and the first clamping jaw (141) and the second clamping jaw (142) are arranged at intervals; recesses are arranged on the opposite faces of the first clamping jaw (141) and the second clamping jaw (142), both on the first clamping jaw (141) and on the second clamping jaw (142), and a mounting area of the filter body (2) is formed between the recess of the first clamping jaw (141) and the recess of the second clamping jaw (142).

10. The device for measuring the water absorption of titanium dioxide according to claim 9, wherein: the first clamping jaw (141) and the second clamping jaw (142) are rectangular, an arc-shaped concave part is arranged in the middle of the first clamping jaw (141), and an arc-shaped concave part is arranged in the middle of the second clamping jaw (142); one end of the first clamping jaw (141) is fixedly connected with the supporting cross beam (14), one end of the second clamping jaw (142) is connected with the supporting cross beam (14) through a hinge (15), or one end of the second clamping jaw (142) is fixedly connected with the supporting cross beam (14), one end of the first clamping jaw (141) is connected with the supporting cross beam (14) through a hinge (15), and the axis of a rotating shaft of the hinge (15) is vertically arranged; the first clamping jaw (141) and the second clamping jaw (142) are connected through bolts.