CN218742052U

CN218742052U - Supplementary liquid device of getting of metallographic examination

Info

Publication number: CN218742052U
Application number: CN202222751931.8U
Authority: CN
Inventors: 胥杨
Original assignee: Shanghai Special Equipment Supervision and Inspection Technology Institute
Current assignee: Shanghai Special Equipment Supervision and Inspection Technology Institute
Priority date: 2022-10-19
Filing date: 2022-10-19
Publication date: 2023-03-28
Anticipated expiration: 2032-10-19

Abstract

The utility model relates to a metallography inspection assists liquid taking device, include the backup pad and fix the liquid taking part in the backup pad, the quantity of the said liquid taking part is a plurality of, the said liquid taking part includes the liquid reserve tank, the first communicating pipe, the water pump, the measuring cylinder, the reading window, the compression pipe, the air pump, the second communicating pipe and the liquid taking bottle; the liquid level meter is characterized in that one end of the first communicating pipe is communicated with the liquid storage tank, the other end of the first communicating pipe is communicated with the measuring cylinder, the water pump is connected with the first communicating pipe, one end of the compression pipe is connected to the upper end of the measuring cylinder, the reading window is located on one side of the measuring cylinder, the other end of the compression pipe is connected with the air pump, one end of the second communicating pipe is connected with the measuring cylinder, and the other end of the second communicating pipe is connected with the liquid taking bottle. Compared with the prior art, the utility model has the advantages of degree of automation and security height.

Description

Supplementary liquid device of getting of metallographic examination

Technical Field

The utility model belongs to the technical field of metal metallographic examination equipment technique and specifically relates to a supplementary liquid device of getting of metallographic examination is related to.

Background

The metallographic examination is a process comprising preparation and corrosion of a sample and examination by technical means such as a microscope, wherein when a microscopic microstructure or grain size is obtained by corroding a metal structure by using a corrosive liquid, a chemical corrosive liquid is required to corrode the metal reagent and be mixed with distilled water so as to adjust the concentration of the detection reagent; wherein the distilled water that needs great quality can directly be measured with corresponding graduated flask, but have certain corrosivity acid solution to other and need carry out a lot of survey, wherein commonly used have hydrochloric acid, nitric acid and hydrofluoric acid, it titrates and weighs all to need the staff at every turn, need carry out many times sample according to the experimental group demand of difference and weigh, the work load of staff has not only been increased, long-term with volatile acid solution more can influence the staff healthy, still can lead to long-time repetitive operation and lead to weighing inaccurately, and then influence measuring result's problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming above-mentioned prior art and having had the sample to weigh the work load that has increased the staff many times, long-term more can influence the staff healthy with volatile acid solution, and the accuracy is weighed in the influence of long-time repetitive operation and the defect that provides a metallographic examination assists and gets liquid device.

The purpose of the utility model can be realized through the following technical scheme:

a metallography inspection auxiliary liquid taking device comprises a supporting plate and a plurality of liquid taking components fixed on the supporting plate, wherein the liquid taking components comprise a liquid storage tank, a first communicating pipe, a water pump, a measuring cylinder, a reading window, a compression pipe, an air pump, a second communicating pipe and a liquid taking bottle;

the liquid level meter is characterized in that one end of the first communicating pipe is communicated with the liquid storage tank, the other end of the first communicating pipe is communicated with the measuring cylinder, the water pump is connected with the first communicating pipe, one end of the compression pipe is connected to the upper end of the measuring cylinder, the reading window is located on one side of the measuring cylinder, the other end of the compression pipe is connected with the air pump, one end of the second communicating pipe is connected with the measuring cylinder, and the other end of the second communicating pipe is connected with the liquid taking bottle.

Preferably, the liquid taking part further comprises a top cover, wherein threads are arranged inside the top cover, and threads corresponding to the threads inside the top cover are arranged outside the top end of the liquid taking bottle.

Preferably, the liquid taking component further comprises a first vent pipe, a second vent pipe, a first air valve, a second air valve, a third air valve, a fourth air valve and a fifth air valve;

one end of the first vent pipe is communicated with the liquid storage tank, the other end of the first vent pipe is connected with the first air valve, the second air valve is fixed at a preset position on the first communication pipe, the third air valve is fixed on the compression pipe, the fourth air valve is fixed on the second communication pipe, one end of the second vent pipe is communicated with the liquid taking bottle, and the other end of the second vent pipe is connected with the fifth air valve.

Preferably, the scale read by the measuring cylinder through the reading window is larger than the corresponding volume of the measuring cylinder, and the difference between the scale and the corresponding volume is the inner volume of the first communication pipe from the second air valve to one side of the measuring cylinder.

Preferably, a certain inclination angle is arranged on the lower end face in the measuring cylinder, and the lower end face inclines towards the pipe orifice of the second communicating pipe.

Preferably, the upper end of the liquid storage tank is provided with a liquid injection hole, and the surface of the liquid storage tank is provided with a baffle plate.

Preferably, the joints of the upper end cover of the measuring cylinder, the first communicating pipe, the second communicating pipe and the compression pipe are provided with sealing rings.

Preferably, the backup pad surface is the notch cuttype, the backup pad includes first support face and second support face, first support face is located the second and supports the top of face, be equipped with on the second support face and get the liquid frame, it gets the liquid bottle to be equipped with a plurality of on the liquid frame to get.

Preferably, be equipped with a plurality of spouts on the first backup pad face, correspond in each spout and be equipped with the slide, each spout corresponds and is equipped with the support frame, the one end of support frame is fixed on first backup pad face, and the other end is equipped with the recess that corresponds with the top cap shape.

Preferably, the bottom of the supporting plate (1) is provided with a plurality of supporting legs (2), and the number of the supporting legs (2) is multiple.

Compared with the prior art, the utility model has the advantages of it is following:

(1) This scheme is through waiting to get the solution and carry earlier to measuring a section of thick bamboo in, utilizes the air pump to carry the solution in measuring a section of thick bamboo to the sampling bottle in whole, obtains appointed volume required solution, has avoided artifical repetitious operations to lead to getting the unsafe problem of liquid measure, and semi-automatization's liquid device of getting simultaneously has significantly reduced staff's work load, saves the activity duration, the effectual work efficiency that has improved.

(2) This scheme utilizes the air pump direct pump to go into through the setting with the quantitative solution in the measuring cylinder and gets the liquid bottle, reduces the direct contact of staff with the solution, guarantees to survey the security of getting the in-process.

Drawings

Fig. 1 is a schematic structural diagram of a first viewing angle of the apparatus provided by the present invention;

fig. 2 is a schematic structural diagram of a second viewing angle of the apparatus provided by the present invention;

FIG. 3 is a cross-sectional view of FIG. 2;

FIG. 4 is an enlarged view taken at A in FIG. 3;

in the figure: 1. a support plate; 2. supporting legs; 3. a liquid storage tank; 4. a baffle plate; 5. a first vent pipe; 6. a first air valve; 7. a first communication pipe; 8. a water pump; 9. a second air valve; 10. a measuring cylinder; 11. a reading window; 12. compressing the tube; 13. a third air valve; 14. an air pump; 15. a second communicating pipe; 16. a fourth air valve; 17. a top cover; 18. taking a liquid bottle; 19. a support frame; 20. a second vent pipe; 21. a fifth air valve; 22. a slide plate; 23. and (4) a liquid taking frame.

Detailed Description

To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the attached drawings in the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are part of the embodiments of the present invention, rather than all embodiments. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

It should be noted that the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

Example 1

As shown in fig. 1-3, an auxiliary liquid-extracting device for metallographic examination comprises a supporting plate 1 and a plurality of liquid-extracting components fixed on the supporting plate 1, wherein the liquid-extracting components comprise a liquid storage tank 3, a first communicating pipe 7, a water pump 8, a measuring cylinder 10, a reading window 11, a compression pipe 12, an air pump 14, a second communicating pipe 15 and a liquid-extracting bottle 18;

one end of the first communicating pipe 7 is communicated with the liquid storage tank 3, the other end of the first communicating pipe is communicated with the measuring cylinder 10, the water pump 8 is connected with the first communicating pipe 7, the upper end of the measuring cylinder 10 is connected with one end of the compression pipe 12, the reading window 11 is positioned on one side of the measuring cylinder 10, the other end of the compression pipe 12 is connected with the air pump 14, one end of the second communicating pipe 15 is connected with the measuring cylinder 10, and the other end of the second communicating pipe is connected with the liquid taking bottle 18.

The working principle is as follows: the solution in the liquid storage tank 3 is conveyed into a measuring cylinder 10 through a first communication pipe 7 by a water pump 8, a reading window 11 on the measuring cylinder 10 is observed to determine the liquid taking amount, and when a certain amount of solution exists in the measuring cylinder 10, the solution is stopped being conveyed into the measuring cylinder 10; the air pump 14 pumps air into the upper space of the solution in the measuring cylinder 10 through the compression tube 12, and the solution is transferred to the solution taking bottle 18 through the second communication tube 15 as the pressure of the upper space increases, thereby completing quantitative solution taking.

In the scheme, the solution to be taken is firstly conveyed into the measuring cylinder 10 to ensure that the specified amount of solution is received, and the air pump 14 is used for conveying all the solution in the measuring cylinder 10 into the sampling bottle 18 by utilizing air pressure to obtain the specified amount of required solution; the accuracy of getting the liquid measure has been improved through setting up of measuring section of thick bamboo 10, avoids artifical repetitious operation to lead to getting the unsafe problem of liquid measure many times, and semi-automatization gets the liquid device simultaneously, and the staff's that has significantly reduced work load saves the activity duration, the effectual work efficiency that has improved.

In a preferred embodiment, the liquid taking part further comprises a top cap 17, the top cap 17 is internally provided with screw threads, and the liquid taking bottle 18 is externally provided with screw threads corresponding to the screw threads inside the top cap 17.

The top cover 17 is connected with the liquid taking bottle 18 through threads, so that the air tightness of the device is guaranteed, meanwhile, the solution can be prevented from leaking, the accuracy of the liquid taking amount is influenced, meanwhile, the contact time of workers and the solution is reduced, and the safety of work is guaranteed.

As a preferred embodiment, as shown in fig. 3-4, the liquid taking part further includes a first vent pipe 5, a second vent pipe 20, a first air valve 6, a second air valve 9, a third air valve 13, a fourth air valve 16 and a fifth air valve 21;

one end of a first vent pipe 5 is communicated with the liquid storage tank 3, the other end of the first vent pipe is connected with a first air valve 6, a second air valve 9 is fixed at a preset position on a first communicating pipe 7, a third air valve 13 is fixed on a compression pipe 12, a fourth air valve 16 is fixed on a second communicating pipe 15, one end of a second vent pipe 20 is communicated with a liquid taking bottle 18, and the other end of the second vent pipe is connected with a fifth air valve 21.

The working principle is as follows: before liquid is taken, the five air valves are all opened, the fourth air valve 16 is closed before the water pump 8 is started, when the solution in the measuring cylinder 10 reaches a preset amount, the second air valve 9 is closed and the fourth air valve 16 is opened, air is pumped into the measuring cylinder 10 through the air pump 14, the solution in the measuring cylinder 10 is conveyed into the liquid taking bottle 18, the first air valve 6 and the fifth air valve 21 are respectively connected with the first vent pipe 5 and the second vent pipe 20, and stable circulation of the gas in the device is guaranteed.

The first air valve 6 and the fifth air valve 21 are arranged in the scheme to ensure that the pipeline cannot enter dust to be polluted in the process of gas circulation; the second air valve 9, the third air valve 13 and the fourth air valve 16 are adjusted to ensure that the measured solution can be transferred to the liquid taking bottle 18 relatively accurately.

The scale read by the measuring cylinder 10 through the reading window 11 is larger than the corresponding volume of the measuring cylinder 10, and the difference value between the scale and the corresponding volume is the inner volume of the first communication pipe 7 from the second air valve 9 to the side leading to the measuring cylinder 10.

In the scheme of the scheme, after the second air valve 9 is closed, a section of solution still in the first connecting pipe 7 does not fall into the measuring cylinder 10, and if the solution is measured according to standard reading, deviation occurs. Therefore, a certain difference value is set between the scale marked on the measuring cylinder 10 and the corresponding actual volume, and the accuracy of the obtained solution amount is ensured.

As a preferred embodiment, as shown in fig. 4, the lower end surface of the measuring cylinder 10 is provided with a certain inclination angle, and the lower end surface is inclined toward the nozzle of the second communication pipe 15.

According to the scheme, the lower end face in the measuring cylinder 10 is arranged to be the inclined face inclined towards the pipe orifice of the second communicating pipe 15, so that the solution is not left at the bottom of the measuring cylinder 10 in the process of conveying the solution from the measuring cylinder 10 to the solution taking bottle 18, the solution loss in the solution conveying process is reduced, and the accuracy of the solution amount finally collected by the solution taking bottle 18 is further ensured.

The upper end of the liquid storage tank 3 is provided with a liquid injection hole, and the surface of the liquid storage tank 3 is provided with a baffle 4. A corresponding solution can be added to the reservoir 3 through the filling opening.

Sealing rings are arranged at the joints of the upper end cover of the measuring cylinder 10, the first communicating pipe 7, the second communicating pipe 15 and the compression pipe 12.

This scheme is through setting up the sealing washer at the contact position that first communicating pipe 7, second communicating pipe 15 and compression pipe 12 are linked together with a measuring cylinder 10, guarantees measuring cylinder 10 and gets the leakproofness of liquid bottle 18, still guarantees to appear disappointing the condition when using air compression to promote the solution transfer, and then can be with the whole discharges of solution in the measuring cylinder 10.

The surface of the supporting plate 1 is of a stepped shape, the supporting plate 1 comprises a first supporting plate surface and a second supporting plate surface, the first supporting plate surface is positioned above the second supporting plate surface, the second supporting plate surface is provided with a liquid taking frame 23, and the liquid taking frame 23 is provided with a plurality of liquid taking bottles 18. The required solution can be conveniently measured for a plurality of times by arranging a plurality of liquid taking bottles 18.

A plurality of sliding grooves are formed in the first supporting plate face, sliding plates 22 are correspondingly arranged in the sliding grooves, supporting frames 19 are correspondingly arranged in the sliding grooves, one end of each supporting frame 19 is fixed to the first supporting plate face, and a groove corresponding to the top cover 17 in shape is formed in the other end of each supporting frame. In the process of liquid taking, the liquid taking bottle 18 can be placed above the sliding plate 22, and the liquid taking bottle 18 is clamped by the supporting frame 19, so that the fixing of the liquid taking bottle 18 is realized, the safety of liquid taking is ensured, and the workload of workers is reduced.

The bottom of backup pad 1 is equipped with supporting leg 2, and the quantity of supporting leg 2 is a plurality of.

The working steps are as follows:

1) Firstly, a certain amount of commonly used acid solution is stored in each liquid storage tank 3, then, the corresponding acid solution is selected according to the requirements of metal metallographic detection materials, the liquid taking bottle 18 in the liquid taking frame 23 is taken out, the liquid taking bottle 18 is fixed with the top cover 17 through threads at the bottle mouth, then, the sliding plate 22 on the corresponding side is drawn out, the bottom of the liquid taking bottle 18 can abut against the surface of the sliding plate 22, and then, the device container is fixed through the support device on the corresponding side which is taken out.

2) After the device container is fixed, the five air valves are opened, the fourth air valve 16 is closed before the water pump 8 is started, the solution in the liquid storage tank 3 is transferred to the measuring cylinder 10 under the action of the water pump 8, the amount of the solution is determined by observing the concave liquid level of the solution in the measuring cylinder 10 and the scales on the reading window 11, and when the amount of the solution meets the requirement, the water pump 8 is closed, so that a certain amount of the solution is weighed to the measuring cylinder 10.

3) After the solution in the first communicating pipe 7 completely flows into the measuring cylinder 10, the second air valve 9 is closed, the fourth air valve 16 is opened, the air pump 14 is started to transfer the outside air into the measuring cylinder, the air pressure in the measuring cylinder 10 is gradually increased, and the solution is transferred into the liquid taking bottle 18 along with the second communicating pipe 15 through the air pressure, so that the measurement of the acidic solution is completed.

4) And liquid is taken from the liquid taking bottles 18 on the liquid taking rack 23 in sequence, so that liquid taking work of multiple groups of sample solutions is completed, and dust can be placed into the pipeline by closing the air valves after liquid taking is completed.

The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection defined by the claims.

Claims

1. A metallography inspection auxiliary liquid taking device comprises a support plate (1) and a plurality of liquid taking components fixed on the support plate (1), and is characterized in that the liquid taking components comprise a liquid storage tank (3), a first communicating pipe (7), a water pump (8), a measuring cylinder (10), a reading window (11), a compression pipe (12), an air pump (14), a second communicating pipe (15) and a liquid taking bottle (18);

the one end intercommunication liquid reserve tank (3) of first communicating pipe (7), other end intercommunication measuring cylinder (10), first communicating pipe (7) are connected in water pump (8), the one end of compression pipe (12) is connected to measuring cylinder (10) upper end, reading window (11) are located one side of measuring cylinder (10), air pump (14) are connected to the other end of compression pipe (12), measuring cylinder (10) is connected to the one end of second communicating pipe (15), and liquid bottle (18) are got to the other end connection.

2. The auxiliary liquid taking device for metallographic examination according to claim 1, wherein said liquid taking part further comprises a top cover (17), said top cover (17) is internally provided with screw threads, and the outside of the top end of said liquid taking bottle (18) is provided with screw threads corresponding to the internal screw threads of the top cover (17).

3. A metallographic examination auxiliary liquid taking device according to claim 1, characterized in that said liquid taking component further comprises a first vent pipe (5), a second vent pipe (20), a first air valve (6), a second air valve (9), a third air valve (13), a fourth air valve (16) and a fifth air valve (21);

first breather pipe (5) one end intercommunication liquid reserve tank (3), first pneumatic valve (6) are connected to the other end, second pneumatic valve (9) are fixed and are preset the position on first breather pipe (7), third pneumatic valve (13) are fixed on compression pipe (12), fourth pneumatic valve (16) are fixed on second breather pipe (15), liquid bottle (18) are got in the one end intercommunication of second breather pipe (20), and fifth pneumatic valve (21) are connected to the other end.

4. A metallographic examination liquid extraction assisting device according to claim 3, characterised in that the scale read by the measuring cylinder (10) through the reading window (11) is larger than the corresponding volume of the measuring cylinder (10), the difference between the scale and the corresponding volume being the internal volume of the first communication pipe (7) from the second gas valve (9) to the side leading to the measuring cylinder (10).

5. A metallographic examination auxiliary liquid-extracting device according to claim 1, characterised in that the lower end face in the measuring cylinder (10) is provided with a certain inclination angle, and the lower end face is inclined towards the nozzle of the second communicating pipe (15).

6. The auxiliary liquid taking device for metallographic examination according to claim 1, wherein the upper end of said liquid storage tank (3) is provided with liquid injection holes, and the surface of said liquid storage tank (3) is provided with baffles (4).

7. A metallographic examination auxiliary liquid taking device according to claim 1, wherein sealing rings are arranged at the joints of the upper end cover of the measuring cylinder (10) and the first communicating pipe (7), the second communicating pipe (15) and the compression pipe (12).

8. The auxiliary liquid taking device for metallographic examination according to claim 1, wherein the surface of the supporting plate (1) is stepped, the supporting plate (1) comprises a first supporting plate surface and a second supporting plate surface, the first supporting plate surface is located above the second supporting plate surface, a liquid taking frame (23) is arranged on the second supporting plate surface, and a plurality of liquid taking bottles (18) are arranged on the liquid taking frame (23).

9. A metallography examination auxiliary liquid taking device according to claim 8, characterized in that, a plurality of chutes are provided on the first supporting plate surface, a sliding plate (22) is correspondingly provided in each chute, a supporting frame (19) is correspondingly provided in each chute, one end of the supporting frame (19) is fixed on the first supporting plate surface, and the other end is provided with a groove corresponding to the shape of the top cover (17).

10. A metallographical inspection auxiliary liquid taking device according to claim 8, characterized in that the bottom of the supporting plate (1) is provided with a plurality of supporting legs (2), and the number of the supporting legs (2) is multiple.