Sodium aluminate solution component concentration soft measurement device

Abstract

The utility model discloses a sodium aluminate solution component concentration soft measurement device, which relates to the technical field of solution concentration detection and comprises a concentration measurement device main body and two detection heads, the two detection heads are fixedly arranged on two sides of the lower end of the concentration measurement device main body, and a fixing ring is fixedly arranged at the bottom of the concentration measurement device main body. A movable ring is arranged on the lower side of the fixed ring, a folding cover is fixedly arranged between the movable ring and the fixed ring, first arc-shaped plates are fixedly arranged on the two sides of the interior of the movable ring, a fixed shell is fixedly arranged in the middle of the movable ring, and second arc-shaped plates are arranged on the two sides of the fixed shell; and a transmission mechanism for driving the two second arc-shaped plates to move is arranged in the fixed shell. According to the utility model, dustproof protection can be carried out on the detection head when the detection head is idle, the detection head is prevented from being polluted to influence the detection precision, the surface of the detection head can be scraped and cleaned after detection is finished, and solution residues are prevented as much as possible.

Description

Technical Field

[0001] The utility model relates to the technical field of solution concentration detection, in particular to a soft measurement device for component concentration of a sodium aluminate solution. Background Art

[0002] In the alumina production process, sodium aluminate solution runs through almost the entire alumina production process and is the carrier of alumina. Analyzing the concentration of the components of sodium aluminate solution is an important task in the alumina production process. The concentration detection of the components of sodium aluminate solution requires the use of a solution measuring device.

[0003] Among them, the announcement number CN220568744U discloses a solution concentration detection device, including a detector host and a detector probe, the detection end of the detector host is fixedly connected with the detector probe, the surface of the detector host is provided with an electronic display screen, and the end face of the detector host is fixedly connected with a handle; the bottom of the detector host is provided with a spray assembly, the spray assembly includes a cleaning pipe and an annular guide pipe, the bottom of the annular guide pipe is symmetrically installed with a rotary joint, and the water spray end of the rotary joint is connected with a cleaning pipe. There are still defects in this technical solution:

[0004] In this technical solution, the detector probe is directly exposed to the outside, so the surface of the detector probe is easily contaminated by foreign matter, affecting the accuracy of subsequent measurement work. Utility Model Content

[0005] In view of the problems existing in the above-mentioned existing solution concentration detection devices, the present utility model is proposed.

[0006] Therefore, the purpose of the utility model is to provide a soft measurement device for the concentration of sodium aluminate solution components, which solves the problem that the detector probe in the solution concentration detection device in the prior art is directly exposed to the outside, so the surface of the detector probe is easily contaminated by foreign matter, affecting the accuracy of subsequent measurement work.

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

[0008] A soft measurement device for component concentration of sodium aluminate solution comprises a concentration measurement device body and a detection head, wherein two detection heads are fixedly arranged on both sides of the lower end of the concentration measurement device body, a fixed ring is fixedly arranged at the bottom of the concentration measurement device body, a movable ring is arranged at the lower side of the fixed ring, a folding cover is fixedly arranged between the movable ring and the fixed ring, first arc plates are fixedly arranged on both sides of the inside of the movable ring, a fixed shell is fixedly arranged in the middle of the movable ring, second arc plates are arranged on both sides of the fixed shell, and a transmission mechanism for driving the two second arc plates to move is arranged inside the fixed shell;

[0009] Fixed tubes are fixedly provided on both sides of the body of the concentration measuring device, a stopper is slidably provided inside the fixed tube, a movable rod is fixedly provided on the lower side of the stopper, the lower end of the movable rod extends to the outside of the fixed tube and is fixedly connected to a connecting block, one side of the connecting block is fixedly connected to a movable ring, a cavity is opened inside the stopper, and a limiting mechanism for limiting the movement of the stopper is provided inside the cavity.

[0010] Preferably, the transmission mechanism includes an internal threaded tube and a threaded rod, the two internal threaded tubes are rotatably arranged on both sides of the interior of the fixed shell, the threaded rod is threadedly sleeved in the corresponding internal threaded tubes, one end of the threaded rod extends to the outside of the fixed shell and is fixedly connected to the corresponding second arc plate, the close ends of the two internal threaded tubes are fixedly sleeved with a first bevel gear, a vertical rod is rotatably arranged in the middle part of the fixed shell, the rod wall of the vertical rod is fixedly sleeved with a second bevel gear, and the two first bevel gears are meshedly connected with the second bevel gear.

[0011] Preferably, the limiting mechanism includes a slider and a clamping block, the slider is slidably arranged inside the cavity, a through hole is opened on one side of the upper end of the fixed tube, the clamping block is fixedly arranged on one side of the slider, and one end of the clamping block extends to the outside of the cavity and is clamped with the through hole.

[0012] Preferably, a spring is fixedly provided on a side of the sliding block away from the clamping block, and the other end of the spring is fixedly connected to the inner wall of the cavity.

[0013] Preferably, the first arc-shaped plate and the second arc-shaped plate are both rubber plates.

[0014] Preferably, the lower end of the vertical rod extends to the outside of the fixed shell and is fixedly sleeved with a rotating wheel.

[0015] Preferably, a handle is fixedly provided on the top of the main body of the concentration measuring device.

[0016] Preferably, both sides of the second arc-shaped plate are in contact with the inner wall of the movable ring.

[0017] Preferably, the cross-sections of the stopper and the fixing tube are both rectangular.

[0018] In the above technical solution, the technical effects and advantages provided by the utility model are:

[0019] 1. The utility model pushes the card block into the cavity and then pulls the block downward to unfold the folding cover, so that the two detection heads can be shielded, thereby preventing the detection heads from being contaminated and affecting the detection accuracy.

[0020] 2. The utility model rotates the vertical rod so that the second bevel gear drives the two first bevel gears to rotate, that is, the two internally threaded tubes rotate, and the internally threaded tubes drive the threaded rods that cannot rotate to move, that is, the second arc plate moves, until the second arc plate and the first arc plate abut against the outer wall of the corresponding detection head, and then the movable ring is pulled down to scrape off the solution remaining on the detection head after detection. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the present utility model. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

[0022] Figure 1 This is a schematic diagram of the structure of the soft measurement device for the concentration of components of sodium aluminate solution proposed by the utility model;

[0023] Figure 2 for Figure 1 Schematic diagram of the internal structure;

[0024] Figure 3 for Figure 1 Schematic diagram of the enlarged structure of part B in the middle.

[0025] Description of reference numerals:

[0026] 1. Concentration measuring device body; 2. Detection head; 3. Fixed ring; 4. Folding cover; 5. Movable ring; 6. First arc plate; 7. Second arc plate; 8. Connecting block; 9. Fixed tube; 10. Movable rod; 11. Stopper; 12. Threaded rod; 13. Internally threaded tube; 14. First bevel gear; 15. Vertical rod; 16. Second bevel gear; 17. Sliding block; 18. Block; 19. Spring. DETAILED DESCRIPTION

[0027] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings.

[0028] The utility model embodiment discloses a soft measurement device for component concentration of sodium aluminate solution.

[0029] Embodiment 1

[0030] Reference Figure 1-3, a soft measuring device for component concentration of sodium aluminate solution comprises a concentration measuring device body 1 and a detection head 2, two detection heads 2 are fixedly arranged on both sides of the lower end of the concentration measuring device body 1, a handle is fixedly arranged on the top of the concentration measuring device body 1, and the device is convenient to carry, a fixed ring 3 is fixedly arranged on the bottom of the concentration measuring device body 1, a movable ring 5 is arranged on the lower side of the fixed ring 3, a folding cover 4 is fixedly arranged between the movable ring 5 and the fixed ring 3, a first arc plate 6 is fixedly arranged on both sides of the inside of the movable ring 5, a fixed shell is fixedly arranged in the middle of the movable ring 5, and a second arc plate 7 is arranged on both sides of the fixed shell, the first arc plate 6 and the second arc plate 7 are both rubber plates, and damage to the detection head 2 is avoided as much as possible, and both sides of the second arc plate 7 are in conflict with the inner wall of the movable ring 5, so that the second arc plate 7 cannot rotate, that is, it can slide stably;

[0031] Fixed tubes 9 are fixedly provided on both sides of the main body 1 of the concentration measuring device, a stopper 11 is slidably provided inside the fixed tube 9, a movable rod 10 is fixedly provided on the lower side of the stopper 11, and the lower end of the movable rod 10 extends to the outside of the fixed tube 9 and is fixedly connected to a connecting block 8, and one side of the connecting block 8 is fixedly connected to the movable ring 5.

[0032] Embodiment 2

[0033] Reference Figure 1-3 A transmission mechanism for driving the two second arc-shaped plates 7 to move is provided inside the fixed shell, and the transmission mechanism includes an internal threaded tube 13 and a threaded rod 12. The two internal threaded tubes 13 are rotatably arranged on both sides of the interior of the fixed shell, and the threaded rod 12 is threadedly sleeved inside the corresponding internal threaded tube 13. One end of the threaded rod 12 extends to the outside of the fixed shell and is fixedly connected to the corresponding second arc-shaped plate 7. The ends close to the two internal threaded tubes 13 are fixedly sleeved with a first bevel gear 14. A vertical rod 15 is rotatably provided in the middle part of the fixed shell, and the rod wall of the vertical rod 15 is fixedly sleeved with a second bevel gear 16. The two first bevel gears 14 are meshed and connected with the second bevel gear 16. The lower end of the vertical rod 15 extends to the outside of the fixed shell and is fixedly sleeved with a rotating wheel to facilitate the rotation of the vertical rod 15.

[0034] Embodiment 3

[0035] Reference Figure 1-3A cavity is provided inside the block 11, and a limiting mechanism for limiting the movement of the block 11 is provided inside the cavity. The limiting mechanism includes a slider 17 and a block 18. The slider 17 is slidably provided inside the cavity. A through hole is provided on one side of the upper end of the fixed tube 9. The block 18 is fixedly provided on one side of the slider 17. One end of the block 18 extends to the outside of the cavity and is engaged with the through hole. A spring 19 is fixedly provided on the side of the slider 17 away from the block 18. The other end of the spring 19 is fixedly connected to the inner wall of the cavity, so that the block 18 can be stably plugged into the through hole. The cross-sections of the block 11 and the fixed tube 9 are both rectangular, so that the block 11 cannot rotate, that is, it can slide stably.

[0036] In the utility model, under normal conditions, the card block 18 is pushed into the cavity, and then the block 11 is pulled downward to unfold the folding cover 4, so that the two detection heads 2 can be shielded, that is, the detection heads 2 can be prevented from being contaminated and affecting the detection accuracy. After use, the vertical rod 15 is rotated to make the second bevel gear 16 drive the two first bevel gears 14 to rotate, so that the two internal threaded tubes 13 are rotated, and the internal threaded tubes 13 drive the non-rotatable threaded rod 12 to move, so that the second arc plate 7 is moved until the second arc plate 7 and the first arc plate 6 are against the outer wall of the corresponding detection head 2, and then the movable ring 5 is pulled down to scrape off the solution remaining on the detection head 2 after detection.

[0037] The above only describes some exemplary embodiments of the present invention by way of illustration. It is undoubted that those skilled in the art can modify the described embodiments in various 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 scope of protection of the claims of the present invention.

Claims

1. A soft measurement device for component concentration of sodium aluminate solution, comprising a concentration measurement device body (1) and a detection head (2), characterized in that: The two detection heads (2) are fixedly arranged on both sides of the lower end of the concentration measuring device body (1); a fixed ring (3) is fixedly arranged at the bottom of the concentration measuring device body (1); a movable ring (5) is arranged at the lower side of the fixed ring (3); a folding cover (4) is fixedly arranged between the movable ring (5) and the fixed ring (3); first arc plates (6) are fixedly arranged on both sides of the inside of the movable ring (5); a fixed shell is fixedly arranged in the middle of the movable ring (5); second arc plates (7) are arranged on both sides of the fixed shell; and a transmission mechanism for driving the two second arc plates (7) to move is arranged inside the fixed shell; Fixed tubes (9) are fixedly provided on both sides of the body (1) of the concentration measuring device, a stopper (11) is slidably provided inside the fixed tube (9), a movable rod (10) is fixedly provided on the lower side of the stopper (11), the lower end of the movable rod (10) extends to the outer side of the fixed tube (9) and is fixedly connected to a connecting block (8), one side of the connecting block (8) is fixedly connected to a movable ring (5), a cavity is provided inside the stopper (11), and a limiting mechanism for limiting the movement of the stopper (11) is provided inside the cavity.

2. The soft measurement device for component concentration of sodium aluminate solution according to claim 1, characterized in that: The transmission mechanism comprises an internal threaded tube (13) and a threaded rod (12); the two internal threaded tubes (13) are rotatably arranged on both sides of the interior of the fixed shell; the threaded rod (12) is threadedly sleeved inside the corresponding internal threaded tube (13); one end of the threaded rod (12) extends to the outside of the fixed shell and is fixedly connected to the corresponding second arc-shaped plate (7); the ends of the two internal threaded tubes (13) close to each other are fixedly sleeved with a first bevel gear (14); a vertical rod (15) is rotatably arranged in the middle of the fixed shell; a rod wall of the vertical rod (15) is fixedly sleeved with a second bevel gear (16); and the two first bevel gears (14) are meshingly connected with the second bevel gear (16).

3. The soft measurement device for component concentration of sodium aluminate solution according to claim 1, characterized in that: The limiting mechanism comprises a slider (17) and a clamping block (18); the slider (17) is slidably arranged inside the cavity; a through hole is provided on one side of the upper end of the fixed tube (9); the clamping block (18) is fixedly arranged on one side of the slider (17); one end of the clamping block (18) extends to the outside of the cavity and is clamped with the through hole.

4. The soft measurement device for component concentration of sodium aluminate solution according to claim 3, characterized in that: A spring (19) is fixedly arranged on one side of the sliding block (17) away from the clamping block (18), and the other end of the spring (19) is fixedly connected to the inner wall of the cavity.

5. The soft measurement device for component concentration of sodium aluminate solution according to claim 1, characterized in that: The first arc-shaped plate (6) and the second arc-shaped plate (7) are both rubber plates.

6. The soft measurement device for component concentration of sodium aluminate solution according to claim 2, characterized in that: The lower end of the vertical rod (15) extends to the outside of the fixed shell and is fixedly sleeved with a rotating wheel.

7. The soft measurement device for component concentration of sodium aluminate solution according to claim 1, characterized in that: A handle is fixedly provided on the top of the concentration measuring device body (1).

8. The soft measurement device for component concentration of sodium aluminate solution according to claim 1, characterized in that: Both sides of the second arc-shaped plate (7) are in contact with the inner wall of the movable ring (5).

9. The soft measurement device for component concentration of sodium aluminate solution according to claim 1, characterized in that: The cross sections of the stopper (11) and the fixing tube (9) are both rectangular.

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