Lime activity measuring device

Abstract

The utility model discloses a lime activity measuring device which comprises a base and a magnetic stirrer installed on the base, a beaker is placed on the magnetic stirrer, a protection assembly and a titration assembly are arranged on the base, and the titration assembly comprises a supporting vertical rod, a lifting sliding rod, a titration supporting plate and a hydrochloric acid storage box. The supporting vertical rod is vertically arranged on the base, a telescopic cavity is formed in the supporting vertical rod, the bottom of the lifting sliding rod is arranged in the telescopic cavity in a sliding mode, the titration supporting plate is arranged on one side of the top of the lifting sliding rod, the hydrochloric acid storage box is installed on the titration supporting plate, and a dropping pipette is arranged at the bottom of the hydrochloric acid storage box. The dropping pipette penetrates through the titration supporting plate and extends to the lower part. The utility model relates to the technical field of lime activity detection, and particularly provides a lime activity degree measuring device.

Description

Technical Field

[0001] The utility model relates to the technical field of lime activity detection, in particular to a lime activity determination device. Background Art

[0002] Lime is a commonly used building material and chemical raw material. Its activity directly affects its effects and performance. Lime activity determination is a method used to evaluate the activity of lime. It is generally tested using acid-base titration. Specifically, lime is mixed with water and then reacted with hydrochloric acid. The hydrochloric acid consumption is calculated to evaluate the activity of the lime.

[0003] Existing measuring devices require continuous acid titration for a long time during experiments. They are generally manually operated, which is labor-intensive and requires continuous observation of the reaction. This places high demands on the operator's proficiency. In addition, manual titration has certain deviations. During the titration process, there is a safety hazard of acid splashing and contaminating the surrounding environment, and certain protective measures are lacking. Utility Model Content

[0004] The technical problem to be solved by the utility model is that the operation intensity is relatively high, continuous titration and observation are required from personnel, high operating level is required from personnel, and certain protective measures are lacking during the experiment.

[0005] In order to solve the above technical problems, the present invention provides the following technical solutions: The present invention proposes a lime activity measuring device, comprising a base and a magnetic stirrer mounted on the base, a beaker being placed on the magnetic stirrer, a protective assembly and a titration assembly being provided on the base, the titration assembly comprising a supporting upright, a lifting slide, a titration support plate and a hydrochloric acid storage box, the supporting upright being vertically arranged on the base, a telescopic cavity being provided inside the supporting upright, the bottom of the lifting slide being slidably arranged inside the telescopic cavity, the titration support plate being arranged on one side of the top of the lifting slide, the hydrochloric acid storage box being mounted on the titration support plate, a dropper being provided at the bottom of the hydrochloric acid storage box, the dropper passing through the titration support plate and extending to the bottom.

[0006] Preferred technical solution one: the protective component includes a supporting enclosure and a telescopic enclosure, the supporting enclosure is installed on the base, the supporting enclosure is a C-shaped structure, a sliding cavity is opened in the supporting enclosure, the lower end of the telescopic enclosure is slidably arranged inside the sliding cavity, the side wall of the telescopic enclosure is provided with a spring pin 1, and the side wall of the supporting enclosure is provided with a pin hole 1 corresponding to the spring pin 1.

[0007] Preferred technical solution 2: A second spring pin is provided on the side wall of the lifting slide rod, and a second pin hole corresponding to the spring pin is provided on the side wall of the supporting vertical rod.

[0008] Preferred technical solution three: The dropper is provided with a solenoid valve and a flow valve, and the front wall of the hydrochloric acid storage box is also installed with a control display screen, and the solenoid valve and the flow valve are both electrically connected to the control display screen.

[0009] Preferred technical solution four: the supporting enclosure is a polyvinyl chloride supporting enclosure, and the telescopic enclosure is a polyvinyl chloride telescopic enclosure.

[0010] Preferred technical solution five: four groups of feet are provided at the bottom of the base, and the four groups of feet are arranged at the four corners of the bottom of the base.

[0011] The utility model proposes a lime activity measuring device, which has the following beneficial effects by adopting the above structure:

[0012] (1) The acid solution can be titrated continuously and accurately by means of the support rod, lifting slide, titration support plate, hydrochloric acid storage tank, and electromagnetic valve and flow valve of the dropper, thereby reducing the labor intensity of the operator and accurately obtaining the acid solution titration amount;

[0013] (2) The support enclosure and the telescopic enclosure made of polyvinyl chloride acid-resistant material are used in combination to prevent acid from splashing and scattering and polluting the environment during titration. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0015] Figure 1 This is a schematic diagram of the overall structure of a lime activity measuring device proposed in this utility model. Figure 1 ;

[0016] Figure 2 This is a schematic diagram of the overall structure of a lime activity measuring device proposed in this utility model. Figure 2 ;

[0017] Figure 3 The utility model provides a schematic cross-sectional view of a device for measuring the activity of lime.

[0018] Among them, 1. Base, 2. Magnetic stirrer, 3. Beaker, 4. Protective component, 5. Titration component, 6. Support pole, 7. Lifting slide, 8. Titration support plate, 9. Hydrochloric acid storage box, 10. Telescopic chamber, 11. Dropper, 12. Support enclosure, 13. Telescopic enclosure, 14. Sliding chamber, 15. Spring pin 1, 16. Spring pin 2, 17. Solenoid valve, 18. Flow valve, 19. Control display screen, 20. Foot pad. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments; based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0020] It should be noted that the words "front", "rear", "left", "right", "up" and "down" used in the following description refer to directions in the accompanying drawings, and the words "inside" and "outside" refer to directions toward or away from the geometric center of a specific component, respectively.

[0021] Example 1

[0022] like Figures 1 to 3 As shown, the technical solution adopted by the utility model is as follows: a lime activity measuring device, comprising a base 1 and a magnetic stirrer 2 mounted on the base 1, a beaker 3 is placed on the magnetic stirrer 2, a protective component 4 and a titration component 5 are provided on the base 1, the titration component 5 comprises a support rod 6, a lifting slide 7, a titration support plate 8 and a hydrochloric acid storage box 9, the support rod 6 is vertically arranged on the base 1, a telescopic cavity 10 is provided in the support rod 6, the bottom of the lifting slide 7 is slidably arranged inside the telescopic cavity 10, the titration support plate 8 is arranged on the top side of the lifting slide 7, the hydrochloric acid storage box 9 It is installed on the titration support plate 8, and a dropper 11 is provided at the bottom of the hydrochloric acid storage tank 9. The dropper 11 passes through the titration support plate 8 and extends to the bottom. A spring pin 2 16 is provided on the side wall of the lifting slide 7, and a pin hole 2 corresponding to the spring pin is provided on the side wall of the supporting upright 6. A solenoid valve 17 and a flow valve 18 are provided on the dropper 11. A control display screen 19 is also installed on the front wall of the hydrochloric acid storage tank 9. The solenoid valve 17 and the flow valve 18 are both electrically connected to the control display screen 19. Four sets of feet 20 are provided at the bottom of the base 1, and the four sets of feet 20 are arranged at the four corners of the bottom of the base 1.

[0023] Example 2

[0024] Based on the first embodiment, Figure 2 and Figure 3 As shown, the protective assembly 4 includes a supporting enclosure 12 and a telescopic enclosure 13. The supporting enclosure 12 is installed on the base 1. The supporting enclosure 12 is a C-shaped structure. A sliding cavity 14 is provided in the supporting enclosure 12. The lower end of the telescopic enclosure 13 is slidably arranged inside the sliding cavity 14. A spring pin 15 is provided on the side wall of the telescopic enclosure 13. A pin hole 1 is provided on the side wall of the supporting enclosure 12 corresponding to the spring pin 15. The supporting enclosure 12 is a polyvinyl chloride supporting enclosure, and the telescopic enclosure 13 is a polyvinyl chloride telescopic enclosure.

[0025] During specific use, add 2000 ml of distilled water at 40 degrees Celsius to the beaker, put in the magnetic rotor, then start the magnetic stirrer 2, add 0.5 ml of phenolphthalein indicator, slowly add 50 g of lime sample, adjust the height of the titration support plate 8, make the dropper 11 penetrate into the beaker 3, and fix the height by the spring pin 2 16. At the same time, lift the telescopic enclosure 13 and fix it by the spring pin 15. Control the solenoid valve 17 to make the dropper 11 evenly drip into the hydrochloric acid solution, observe the internal reaction, record the acid consumption at 5 minutes and 10 minutes, obtain the amount of hydrochloric acid used after the test is completed, and complete the lime activity determination.

[0026] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, material, or apparatus that includes a list of elements includes not only those elements but also other elements not explicitly listed, or elements inherent to such process, method, material, or apparatus.

[0027] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A lime activity measuring device comprising a base and a magnetic stirrer mounted on the base, wherein a beaker is placed on the magnetic stirrer, characterized in that: The base is provided with a protective component and a titration component, and the titration component includes a support rod, a lifting slide rod, a titration support plate and a hydrochloric acid storage box. The support rod is vertically arranged on the base, and a telescopic cavity is provided in the support rod. The bottom of the lifting slide rod is slidably arranged inside the telescopic cavity. The titration support plate is arranged on one side of the top of the lifting slide rod. The hydrochloric acid storage box is installed on the titration support plate. A dropper is provided at the bottom of the hydrochloric acid storage box, and the dropper passes through the titration support plate and extends to the bottom.

2. A lime activity measuring device according to claim 1, characterized in that: The protective assembly includes a supporting enclosure and a telescopic enclosure. The supporting enclosure is installed on the base. The supporting enclosure is a C-shaped structure. A sliding cavity is opened in the supporting enclosure. The lower end of the telescopic enclosure is slidably arranged inside the sliding cavity. The side wall of the telescopic enclosure is provided with a spring pin 1, and the side wall of the supporting enclosure is provided with a pin hole 1 corresponding to the spring pin 1.

3. A lime activity measuring device according to claim 2, characterized in that: A second spring pin is provided on the side wall of the lifting slide rod, and a second pin hole corresponding to the spring pin is provided on the side wall of the supporting vertical rod.

4. A lime activity measuring device according to claim 3, characterized in that: The dropper is provided with a solenoid valve and a flow valve, and the front wall of the hydrochloric acid storage box is also installed with a control display screen, and the solenoid valve and the flow valve are both electrically connected to the control display screen.

5. A lime activity measuring device according to claim 4, characterized in that: The supporting enclosure is a polyvinyl chloride supporting enclosure, and the telescopic enclosure is a polyvinyl chloride telescopic enclosure.

6. A lime activity measuring device according to claim 5, characterized in that: The bottom of the base is provided with four groups of feet, and the four groups of feet are arranged at the four corners of the bottom of the base.

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