PH instrument for testing seed coating agent

Abstract

The utility model relates to the technical field of PH instruments, and provides a PH instrument for testing a seed coating agent, which comprises a PH instrument body and a probe, the PH instrument body is electrically connected with the probe through a cable, the PH instrument further comprises a supporting assembly, a driven plate, a hanging rack and a clamping plate, the supporting assembly is arranged on one side of the PH instrument body, the driven plate is detachably connected to one side of the PH instrument body, and the hanging rack is arranged on the clamping plate. Two driven blocks are symmetrically connected to the driven plate, driven screws are in threaded connection between the two driven blocks and the PH instrument body, the driven plate can be conveniently mounted and dismounted on the PH instrument body, the hanging frame is slidably connected to one side of the driven plate, and the two clamping plates are oppositely slidably arranged in the hanging frame through two clamping assemblies. And the sides, close to each other, of the two clamping plates are fixedly connected with non-slip mats. By means of the technical scheme, the problem that in the prior art, a probe is manually held by hand to be fixed, and test data are prone to being unstable is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of pH meters, in particular to a pH meter for testing seed coating agents. Background Art

[0002] Seed coating agent is a kind of agent used for seed treatment. It is composed of active ingredients (such as fungicides, insecticides, plant growth regulators, etc.) and auxiliary ingredients (such as film-forming agents, dispersants, stabilizers, etc.). During the testing process of seed coating agent, the pH value needs to be tested with a pH meter. The pH meter mainly determines the pH value of the seed coating agent solution by measuring the hydrogen ion concentration in the seed coating agent solution.

[0003] In the prior art, if a pH meter is used to detect the pH value of a seed coating agent solution during the acid adjustment process, its detection probe needs to be fixed in the seed coating agent solution. Currently, the probe is usually fixed by hand, which can easily make the tester tired and cause hand shaking for a long time, thus causing unstable test data. Utility Model Content

[0004] The utility model provides a pH meter for testing seed coating agents, which solves the problem in the related art that manual handheld probe fixation easily causes unstable test data.

[0005] The technical solution of the utility model is as follows: A pH meter for testing seed coating agents, comprising a pH meter body and a probe, wherein the pH meter body and the probe are electrically connected via a cable, and further comprising a support assembly, a driven plate, a hanging rack and a clamping plate;

[0006] The support assembly is arranged on one side of the pH meter body;

[0007] The driven plate is detachably connected to one side of the pH meter body;

[0008] The hanging rack is slidably connected to one side of the driven plate;

[0009] The two clamping plates are provided with two clamping plates, and the two clamping plates are slidably arranged in the hanging rack toward each other through two clamping components.

[0010] Furthermore, the clamping assembly includes:

[0011] A connecting tube, wherein two connecting tubes are provided and the two connecting tubes are symmetrically connected to the hanging rack;

[0012] a connecting rod, the connecting rod being slidably connected to the connecting cylinder and fixedly connected to the clamping plate;

[0013] a connecting spring fixedly connected between each connecting rod and the adjacent connecting cylinder;

[0014] The connecting block is provided in two pieces, and the two connecting blocks are symmetrically connected to each connecting rod, and the connecting cylinder is provided with a connecting groove for the connecting block to slide.

[0015] Furthermore, the support assembly includes:

[0016] A support plate, the support plate being fixedly connected to the outer side wall of the pH meter body;

[0017] A support ring, the support ring is fixedly connected to one side of the support plate, and the support ring is provided with a through hole matching the probe;

[0018] A placement ring is fixedly connected to the probe and is located at the top of the support ring.

[0019] Furthermore, two driven blocks are symmetrically connected to the driven plate, and both of the driven blocks are threadedly connected to the pH instrument body via driven screws.

[0020] Furthermore, a sliding block is fixedly connected to one side of the hanging rack, a sliding groove for the sliding block to slide is provided on the driven plate, two card racks are symmetrically connected to the sliding block, and a card rod is connected through the two card racks and the sliding block and the driven plate.

[0021] Furthermore, the top end of the clamping plate is fixedly connected to a limit plate, the hanging rack is provided with a limit opening for the limit plate to slide, and two limit blocks are symmetrically connected to the limit plate, and the hanging rack is provided with a limit groove for the limit block to slide.

[0022] Furthermore, the driven plate is symmetrically provided with two slots for the card holder to slide, and the card holder is provided with two through-holes matching the card rod, and the driven plate is provided with a plurality of card slots matching the card rod.

[0023] Furthermore, the hanging rack is provided with a plurality of grooves, and the plurality of connecting tubes are respectively located in the plurality of grooves.

[0024] Furthermore, anti-slip pads are fixedly connected to the sides of the two clamping plates that are close to each other.

[0025] Furthermore, a hook is fixedly connected to one side of the support ring for hanging the cable.

[0026] The working principle and beneficial effects of the utility model are as follows:

[0027] 1. In the present invention, the pH meter body and the cable are combined to facilitate connection of the probe, so as to facilitate testing of the seed coating agent solution. The support assembly facilitates stable placement of the probe on one side of the pH meter body, so as to improve the stability of the probe during use.

[0028] 2. In the present invention, the pH meter body and the driven plate cooperate to facilitate the sliding of the hanging rack, so as to facilitate the adjustment of the use position of the hanging rack, thereby facilitating the placement of the hanging rack on the container containing the seed coating agent solution;

[0029] 3. In the present invention, the cooperation between the hanging rack and the clamping assembly facilitates the movement of the two clamping plates toward each other, so that the side wall of the container can be stably clamped by the two clamping plates, thereby increasing the stability of the hanging rack installed on the container. Compared with the existing technology of holding the probe by hand, the stability of the pH meter body and the probe installation during testing is increased. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] The present invention will be further described in detail below with reference to the accompanying drawings and specific implementation methods.

[0031] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0032] Figure 2 This is a schematic diagram of the structure of the cooperation between the driven plate, the driven block and the clamping rod of the utility model;

[0033] Figure 3 This is a cross-sectional structural diagram of the cooperation between the driven plate, the hanging rack and the sliding block of the utility model;

[0034] Figure 4 It is a schematic cross-sectional structural diagram of the cooperation among the connecting cylinder, the connecting rod and the limiting block of the utility model.

[0035] In the figure: 1. pH meter body; 2. Probe; 3. Follower plate; 4. Hanging rack; 5. Clamping plate; 6. Connecting tube; 7. Connecting rod; 8. Connecting spring; 9. Connecting block; 10. Support plate; 11. Support ring; 12. Placement ring; 13. Follower block; 14. Follower screw; 15. Sliding block; 16. Clamping rack; 17. Clamping rod; 18. Limiting plate; 19. Limiting block; 20. Anti-slip pad; 21. Hook. DETAILED DESCRIPTION

[0036] The following will be combined with the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0037] like Figures 1 to 4 As shown, this embodiment proposes a pH meter for testing seed coating agents, including a pH meter body 1 and a probe 2. The pH meter body 1 and the probe 2 are electrically connected by a cable. The seed coating agent solution can be tested through the pH meter body 1 and the probe 2. The pH value of the seed coating agent solution is mainly determined by measuring the hydrogen ion concentration in the solution. A glass electrode is usually used as a measuring electrode, and a reference electrode provides a stable potential reference. When the glass electrode is immersed in the seed coating agent solution, a potential difference is generated between the electrode and the seed coating agent solution. This potential difference is related to the hydrogen ion concentration in the seed coating agent solution. By measuring this potential difference and calculating according to the Nernst equation, the pH value of the seed coating agent solution can be obtained. A support component is also included. , driven plate 3, hanging rack 4 and clamping plate 5, the supporting assembly is arranged on one side of the PH instrument body 1, the driven plate 3 is detachably connected to one side of the PH instrument body 1, and two driven blocks 13 are symmetrically connected to the driven plate 3, and the two driven blocks 13 are threadedly connected to the PH instrument body 1 with driven screws 14, which is convenient for installing and disassembling the driven plate 3 on the PH instrument body 1, and the hanging rack 4 is slidably connected to one side of the driven plate 3. The clamping plate 5 is set as two, and the two clamping plates 5 are arranged in the hanging rack 4 by sliding toward each other through two clamping assemblies. The two clamping plates 5 are fixedly connected to the side close to each other with an anti-slip pad 20, which can make the two clamping plates 5 stably clamp the side wall of the container containing the seed coating agent solution, so as to increase the stability of the hanging rack 4 placed on the side wall.

[0038] refer to Figure 2The clamping assembly includes a connecting tube 6, a connecting rod 7, a connecting spring 8 and a connecting block 9. The connecting tube 6 is provided with two, and the two connecting tubes 6 are symmetrically connected to the hanging rack 4. The hanging rack 4 is provided with a plurality of grooves. The plurality of connecting tubes 6 are respectively located in the plurality of grooves, and the connecting tube 6 can be stably installed on the hanging rack 4. The connecting rod 7 is connected to the connecting tube 6 through the sliding connection, and the connecting rod 7 is fixedly connected to the clamping plate 5. The connecting spring 8 is fixedly connected between each connecting rod 7 and the adjacent connecting tube 6. The connecting block 9 is provided with two Two connecting blocks 9 are symmetrically connected to each connecting rod 7, and a connecting groove for sliding of the connecting block 9 is opened on the connecting cylinder 6, so that the connecting rod 7 can move stably in the connecting cylinder 6. The top of the clamping plate 5 is fixedly connected to the limit plate 18, and the hanging rack 4 is provided with a limit opening for the limit plate 18 to slide, and two limit blocks 19 are symmetrically connected to the limit plate 18. The hanging rack 4 is provided with a limit groove for sliding of the limit block 19, which can increase the stability of the clamping plate 5 moving in the hanging rack 4;

[0039] When the hanging rack 4 moves to a suitable position on the side wall of the container, the connecting rod 7 can be moved in the connecting tube 6 through the cooperation of the connecting spring 8, the connecting block 9 and the connecting groove, so as to adjust the position of the clamping plate 5, so that the two clamping plates 5 can stably clamp the side wall of the container.

[0040] refer to Figure 2 The support assembly includes a support plate 10, a support ring 11 and a placement ring 12. The support plate 10 is fixedly connected to the outer wall of the pH meter body 1, the support ring 11 is fixedly connected to one side of the support plate 10, and a through-hole matching the probe 2 is opened on the support ring 11, which is convenient for placing the probe 2 on the support ring 11, and the placement ring 12 is fixedly connected to the probe 2. The placement ring 12 is located at the top of the support ring 11, and a hook 21 is fixedly connected to one side of the support ring 11 for hanging the cable, which is convenient for winding and hanging the cable when not testing;

[0041] The support plate 10 can stably support the support ring 11, thereby stably supporting the placement ring 12, thereby stably supporting the probe 2, and further facilitating stable placement of the probe 2 when not testing.

[0042] refer to Figure 2 , a sliding block 15 is fixedly connected to one side of the hanging rack 4, a sliding groove for the sliding block 15 is opened on the driven plate 3, two card racks 16 are symmetrically connected to the sliding block 15, and a card rod 17 is connected through the two card racks 16 and the sliding block 15 and the driven plate 3. Two card slots for the card racks 16 to slide are symmetrically opened on the driven plate 3, and the card racks 16 are provided with two through-holes matching the card rods 17, and a plurality of card slots matching the card rods 17 are opened on the driven plate 3;

[0043] By cooperating with the sliding block 15 and the sliding groove, the hanging rack 4 can be slid on one side of the driven plate 3 to facilitate adjusting the position of the hanging rack 4, thereby adjusting the installation position of the pH instrument body 1. At the same time, the two brackets 16 will slide in the two brackets respectively. When the hanging rack 4 moves to the appropriate position, the clamping rod 17 is inserted into the corresponding clamping groove and through-hole, and the sliding block 15 and the bracket 16 can be fixed on the driven plate 3, thereby fixing the position of the hanging rack 4.

[0044] In this embodiment, when the seed coating agent needs to be tested, the seed coating agent solution is first placed in a suitable container, and the hanging rack 4 is moved according to the height of the seed coating agent solution in the container. When the hanging rack 4 is moved to the appropriate position, the clamping rod 17 is inserted between the sliding block 15, the driven plate 3 and the two clamping racks 16, and then the hanging rack 4 is placed on the side wall of the container. The two clamping plates 5 will enable the two anti-slip pads 20 to stably clamp the side wall of the container, so as to increase the stability of the hanging rack 4 installed on the side wall of the container, and then the probe 2 is inserted into the seed coating agent solution for testing.

[0045] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A pH meter for testing seed coating agents, comprising a pH meter body (1) and a probe (2), wherein the pH meter body (1) and the probe (2) are electrically connected via a cable, and characterized in that: Also includes: A support assembly, the support assembly being arranged on one side of the pH instrument body (1); A driven plate (3), the driven plate (3) being detachably connected to one side of the pH meter body (1); A hanging rack (4), wherein the hanging rack (4) is slidably connected to one side of the driven plate (3); A clamping plate (5), wherein two clamping plates (5) are provided, and the two clamping plates (5) are provided in the hanging rack (4) by sliding toward each other through two clamping assemblies.

2. A pH meter for testing seed coating agents according to claim 1, characterized in that, The clamping assembly comprises: A connecting tube (6), wherein two connecting tubes (6) are provided, and the two connecting tubes (6) are symmetrically connected to the hanging rack (4); A connecting rod (7), the connecting rod (7) is slidably connected to the connecting tube (6), and the connecting rod (7) is fixedly connected to the clamping plate (5); A connecting spring (8), the connecting spring (8) being fixedly connected between each connecting rod (7) and the adjacent connecting cylinder (6); A connecting block (9), wherein two connecting blocks (9) are provided, and the two connecting blocks (9) are symmetrically connected to each connecting rod (7), and a connecting groove for the sliding of the connecting block (9) is provided on the connecting cylinder (6).

3. A pH meter for testing seed coating agents according to claim 2, characterized in that, The support assembly comprises: A support plate (10), the support plate (10) being fixedly connected to the outer side wall of the pH meter body (1); A support ring (11), the support ring (11) is fixedly connected to one side of the support plate (10), and a through opening matching the probe (2) is provided on the support ring (11); A placement ring (12), the placement ring (12) is fixedly connected to the probe (2), and the placement ring (12) is located at the top end of the support ring (11).

4. A pH meter for testing seed coating agents according to claim 3, characterized in that, Two driven blocks (13) are symmetrically connected to the driven plate (3), and driven screws (14) are threadedly connected between the two driven blocks (13) and the pH instrument body (1).

5. A pH meter for testing seed coating agents according to claim 4, characterized in that, A sliding block (15) is fixedly connected to one side of the hanging rack (4), a sliding groove for the sliding block (15) to slide is provided on the driven plate (3), two card racks (16) are symmetrically connected to the sliding block (15), and a card rod (17) is connected through the two card racks (16), the sliding block (15) and the driven plate (3).

6. A pH meter for testing seed coating agents according to claim 5, characterized in that, The top end of the clamping plate (5) is fixedly connected to a limit plate (18), the hanging rack (4) is provided with a limit opening for the limit plate (18) to slide, and two limit blocks (19) are symmetrically connected to the limit plate (18), and the hanging rack (4) is provided with a limit groove for the limit block (19) to slide.

7. A pH meter for testing seed coating agents according to claim 6, characterized in that: The driven plate (3) is symmetrically provided with two slots for the sliding of the card frame (16), and the card frame (16) is provided with two through-holes matching the card rod (17), and the driven plate (3) is provided with a plurality of card slots matching the card rod (17).

8. A pH meter for testing seed coating agents according to claim 7, characterized in that: A plurality of grooves are provided on the hanging rack (4), and a plurality of connecting tubes (6) are respectively located in the plurality of grooves.

9. A pH meter for testing seed coating agents according to claim 8, characterized in that: The two clamping plates (5) are both fixedly connected with an anti-slip pad (20) on one side close to each other.

10. A pH meter for testing seed coating agents according to claim 9, characterized in that: A hook (21) is fixedly connected to one side of the support ring (11) and is used for hanging cables.

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