Automatic low-temperature electrolyte conductivity tester

Abstract

The utility model discloses an automatic low-temperature electrolyte conductivity tester, which relates to the technical field of electrolyte conductivity testing and comprises a control box, an automatic control system is arranged in the control box, and an electrochemical workstation for testing electrolyte conductivity is arranged on the side surface of the control box. The electrochemical workstation is internally provided with a temperature adjusting device for providing a low-temperature environment for electrolyte, a test tube is arranged in a test pool, a special electrode bar is inserted into the test pool, a temperature sensor is placed in a low-temperature bath, the test pool is fixed by a test locking block, and a compressor refrigeration system and a control system are started, so that the conductivity at various low temperatures is automatically tested. The temperature of the testing pool is adjusted through the bath tank, the motor rod is arranged in the testing pool, voltage applied to the motor rod is not interfered by external factors, stable resistance can be measured in a low-temperature state, the resistance changes along with temperature changes, and experimental data can be accurately and stably measured.

Description

TECHNICAL FIELD

[0001] The utility model relates to electrolyte conductivity test technical field, concretely is automatic low temperature electrolyte conductivity tester. BACKGROUND

[0002] The electrolyte conductivity is the migration ability and solubility of ion in electrolyte reaction electrolyte, and the conductivity of electrolyte directly influences the conductivity and working efficiency of system, and the change of conductivity has great relationship with electrolyte temperature, and the traditional conductivity cannot accurately measure the conductivity of electrolyte under low temperature due to the problems of structure and principle under low temperature.

[0003] Based on this, the automatic low temperature electrolyte conductivity tester is provided, which can eliminate the disadvantages of the existing device. UTILITY MODEL CONTENT

[0004] The utility model discloses a kind of automatic low temperature electrolyte conductivity testers, to solve the problems in the background art.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] Automatic low temperature electrolyte conductivity tester, including control box, the control box inside is equipped with automatic control system, the control box side is equipped with the electrochemical workstation for testing electrolyte conductivity, the electrochemical workstation inside is equipped with the temperature adjusting device for providing low temperature environment for electrolyte, the temperature adjusting device includes test cell, the test cell is equipped with temperature detection mechanism for detecting temperature.

[0007] On the basis of the above technical scheme, the utility model further provides the following optional technical scheme:

[0008] In an alternative scheme: the temperature detection mechanism includes a temperature sensor, the temperature sensor detection end is located in test cell, the test cell upper end is equipped with test cell locking block for fixing a temperature sensor, the test cell locking block middle is equipped with lock slot for inserting test test tube, the test cell outside is equipped with cooling assembly for cooling test cell.

[0009] In an alternative scheme: the test cell inside is equipped with motor stick for power-on detection electrolyte conductivity.

[0010] In an alternative scheme: the cooling assembly includes bath, the bath upper end is rotatably connected with electrochemical workstation inner wall, the bath is located outside test cell, the bath upper end is equipped with heat preservation layer for maintaining the temperature inside bath, the bath inside is equipped with heating pipe for heating, the bath inner wall is equipped with compressor refrigeration spiral copper pipe for cooling, the bath inside is filled with temperature guide liquid.

[0011] In an alternative: the bath is internally provided with a liquid level float ball for observing the temperature guide liquid level, the bath is internally provided with a second temperature sensor for detecting the temperature inside the bath, and the lower side of the bath is provided with a magnetic stirring motor for stirring the temperature guide liquid.

[0012] In an alternative: the locking block surface is provided with a buffer pad.

[0013] In an alternative: the control box side is provided with a heat dissipation network for providing heat dissipation for the automatic control system.

[0014] Compared with the prior art, the utility model has the beneficial effects as follows:

[0015] 1. The utility model discloses a test pool is fixed with the test locking block, starts the compressor refrigeration system and control system, and the electric conductivity under various low temperatures is automatically tested.

[0016] 2. The utility model discloses a bath is adjusted to the temperature of test pool, and the inside of test pool is provided with a motor stick, and the voltage applied on the motor stick is not interfered by external factors, and stable resistance can be measured under the low temperature state, and the resistance changes with temperature, and the experimental data can be accurately and stably measured. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the structure schematic drawing of the control box of the utility model.

[0018] Figure 2 It is the structure schematic drawing of the electrochemical workstation of the utility model.

[0019] Figure 3 It is the structure schematic drawing of the test pool of the utility model.

[0020] Figure 4 It is the structure schematic drawing of the bath of the utility model.

[0021] Reference signs annotation: 101. Control box, 102. Heat dissipation network, 103. Test test tube, 104. Electrochemical workstation, 201. First temperature sensor, 202. Test pool locking block, 203. Heat preservation layer, 204. Test pool, 205. Second temperature sensor, 206. Liquid level float ball, 207. Motor stick, 208. Heating pipe, 209. Bath, 210. Magnetic stirring motor, 211. Compressor refrigeration spiral copper pipe. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical scheme and advantages of the utility model more clear and obvious, the utility model is further described in detail below in combination with the drawings and examples.

[0023] In one embodiment, such as Figures 1-3 As shown, an automatic low-temperature electrolyte conductivity tester includes a control box 101, which houses an automatic control system. An electrochemical workstation 104 for testing electrolyte conductivity is located on the side of the control box 101. The electrochemical workstation 104 contains a temperature control device to provide a low-temperature environment for the electrolyte. The temperature control device includes a test cell 204, which has a temperature detection mechanism. The control box 101 controls the electrochemical workstation 104, and a heat dissipation network 102 provides heat to the control box 101. The test cell 204 is used to test the conductivity of the electrolyte sample.

[0024] In one embodiment, such as Figures 1-3 As shown, the temperature detection mechanism includes a first temperature sensor 201, the detection end of which is located inside the test pool 204. The upper end of the test pool 204 is provided with a test pool locking block 202 for fixing the first temperature sensor 201. The middle of the test pool locking block 202 is provided with a locking groove for inserting a test tube 103. The outside of the test pool 204 is provided with a cooling component for cooling the test pool 204. By inserting the test tube 103 into the test pool 204, the temperature inside the test pool 204 is monitored by the first temperature sensor 201, and the first temperature sensor 201 and the test tube 103 are fixed by the test pool locking block 202.

[0025] In one embodiment, such as Figure 4 As shown, the test cell 204 is equipped with a motor rod 207 for testing the conductivity of the electrolyte by energizing it. By energizing the motor rod 207 to test the conductivity, the voltage applied to the motor rod 207 is not affected by external factors and can measure stable resistance at low temperature.

[0026] In one embodiment, such as Figure 4 As shown, the cooling component includes a bath 209, the upper end of which is rotatably connected to the inner wall of the electrochemical workstation 104. The bath 209 is located outside the test pool 204. The upper end of the bath 209 is provided with a heat insulation layer 203 for maintaining the internal temperature of the bath 209. The inside of the bath 209 is provided with a heating pipe 208 for heating. The inner wall of the bath 209 is provided with a compressor cooling spiral copper pipe 211 for cooling. The inside of the bath 209 is filled with a temperature-conducting liquid. The temperature of the temperature-conducting liquid is changed by the interaction of the heating pipe 208 and the compressor cooling spiral copper pipe 211. The temperature-conducting liquid cools the test pool 204 and automatically tests the conductivity at various low temperatures.

[0027] In one embodiment, such as Figure 4As shown, the bath 209 is internally provided with a liquid level float ball 206 for observing the temperature guide liquid level, the bath 209 is internally provided with a second temperature sensor 205 for detecting the temperature inside the bath 209, the lower side of the bath 209 is provided with a magnetic stirring motor 210 for stirring the temperature guide liquid, the temperature guide liquid level is observed through the liquid level float ball 206, the temperature inside the second temperature sensor 205 is detected through the second temperature sensor 205, which is convenient for adjusting the temperature of the test pool 204, the temperature guide liquid is stirred through the magnetic stirring motor 210, so that the temperature guide of the temperature guide liquid is more uniform, and the magnetic stirring motor 210 plays a role in maintaining the sealing property of the bath 209.

[0028] The above embodiment discloses an automatic low-temperature electrolyte conductivity tester, wherein the electrochemical workstation 104 is controlled through the control box 101, the control box 101 is provided with heat dissipation through the heat dissipation net 102, the conductivity of the sample is tested through the test pool 204, the test test tube 103 is inserted into the test pool 204, the temperature inside the test pool 204 is monitored through the first temperature sensor 201, the first temperature sensor 201 and the test test tube 103 are fixed through the test pool locking block 202, the conductivity is tested by energizing the motor rod 207, the voltage applied to the motor rod 207 is not disturbed by external factors, and stable resistance can be measured in a low-temperature state, the temperature guide liquid level is observed through the liquid level float ball 206, the temperature inside the second temperature sensor 205 is detected through the second temperature sensor 205, which is convenient for adjusting the temperature of the test pool 204, the temperature guide liquid is stirred through the magnetic stirring motor 210, so that the temperature guide of the temperature guide liquid is more uniform, and the magnetic stirring motor 210 plays a role in maintaining the sealing property of the bath 209, the temperature of the temperature guide liquid is changed through the cooperation of the heating pipe 208 and the compressor refrigeration spiral copper pipe 211, the temperature guide liquid cools the test pool 204, and the conductivity under various low temperatures is automatically tested.

[0029] The above is only a specific embodiment of the present application, but the protection scope of the present application is not limited thereto, any person skilled in the art can easily think of changes or replacements within the technical range disclosed in the present application, which should be covered within the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the protection scope of the claims.

Claims

1. An automatic low-temperature electrolyte conductivity tester, comprising a control box (101), wherein the control box (101) is equipped with an automatic control system, and an electrochemical workstation (104) for testing electrolyte conductivity is provided on the side of the control box (101), characterized in that, The electrochemical workstation (104) is equipped with a temperature control device to provide a low-temperature environment for the electrolyte. The temperature control device includes a test cell (204), and the test cell (204) is equipped with a temperature detection mechanism to detect the temperature. The temperature detection mechanism includes a first temperature sensor (201), the detection end of which is located inside the test pool (204). The upper end of the test pool (204) is provided with a test pool locking block (202) for fixing the first temperature sensor (201). The middle of the test pool locking block (202) is provided with a locking groove for inserting a test tube (103). The outside of the test pool (204) is provided with a cooling component for cooling the test pool (204). The cooling component includes a bath (209), the upper end of which is rotatably connected to the inner wall of the electrochemical workstation (104). The bath (209) is located outside the test pool (204). The upper end of the bath (209) is provided with a heat insulation layer (203) for maintaining the internal temperature of the bath (209). The bath (209) is provided with a heating pipe (208) for heating. The inner wall of the bath (209) is provided with a compressor cooling spiral copper pipe (211) for cooling. The bath (209) is filled with a temperature-conducting liquid.

2. The automatic low-temperature electrolyte conductivity tester according to claim 1, characterized in that, The test cell (204) is equipped with a motor rod (207) for detecting the conductivity of the electrolyte by energizing it.

3. The automatic low-temperature electrolyte conductivity tester according to claim 1, characterized in that, The bath (209) is equipped with a level float (206) for observing the level of the heat-conducting liquid, and a second temperature sensor (205) for detecting the temperature inside the bath (209). A magnetic stirring motor (210) for stirring the heat-conducting liquid is provided on the lower side of the bath (209).

4. The automatic low-temperature electrolyte conductivity tester according to claim 1, characterized in that, The locking block (202) has a buffer pad on its surface.

5. The automatic low-temperature electrolyte conductivity tester according to claim 1, characterized in that, The control box (101) is provided with a heat dissipation mesh (102) on its side to provide heat dissipation for the automatic control system.

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