Safe hydrochloric acid metering device

Abstract

The utility model discloses a hydrochloric acid safety metering device, and relates to the technical field of hydrochloric acid safety metering devices. The hydrochloric acid safety metering device comprises a metering barrel, a sealing mechanism is arranged on one side of the metering barrel, and a metering mechanism is arranged on one side of the metering barrel. According to the hydrochloric acid safety metering device, by arranging the floating ball, when the amount of hydrochloric acid in the metering barrel needs to be safely metered, firstly, the metering pipe is communicated with the metering barrel, the floating ball is arranged in the metering pipe and floats on the top of hydrochloric acid, meanwhile, a metering plate is arranged on the top of the floating ball, and the floating ball rises and falls in the metering pipe along with the amount of hydrochloric acid; the metering plate is also lifted in the connecting box along with the floating ball, at the moment, scales of a scale strip on one side of the metering plate can be observed through an indication block and a polypropylene transparent plate observation window, and the device is convenient for safely metering the amount of hydrochloric acid in the metering barrel.

Description

Technical Field

[0001] The utility model belongs to the technical field of hydrochloric acid safety metering devices, and in particular relates to a hydrochloric acid safety metering device. Background Art

[0002] Hydrochloric acid is a colorless, transparent liquid with a strong pungent odor and is highly corrosive. Dilute hydrochloric acid is hydrochloric acid with a mass fraction of less than 20%, and concentrated hydrochloric acid is hydrochloric acid with a mass fraction of more than 20%. Dilute hydrochloric acid is mostly stored in fiberglass storage barrels.

[0003] The above-mentioned device does not have a structure for measuring and displaying the remaining dilute hydrochloric acid in the barrel when in use. As a result, due to the poor light transmittance of the fiberglass barrel, when the existing hydrochloric acid storage barrel is in use, it is impossible to visually observe the remaining dilute hydrochloric acid in the barrel when the hydrochloric acid in the barrel is about to run out, thereby failing to replenish the hydrochloric acid in the barrel in time, which is inconvenient to use. Based on the deficiencies of the existing technology, the utility model designs a hydrochloric acid safety metering device. Utility Model Content

[0004] In order to solve the above problems existing in the prior art, the utility model provides a hydrochloric acid safety metering device, which has the characteristics of measuring and displaying the residual dilute hydrochloric acid in a barrel.

[0005] To achieve the above object, the utility model provides the following technical solutions: a hydrochloric acid safety metering device, comprising a metering barrel, a sealing mechanism is provided on one side of the metering barrel, and a metering mechanism is provided on one side of the metering barrel;

[0006] The metering mechanism comprises a floating ball and a metering plate. The floating ball is slidably connected to one side of the metering barrel, and the upper surface of the floating ball is fixedly connected to the metering plate.

[0007] As a preferred technical solution of a hydrochloric acid safety metering device of the utility model, the metering mechanism includes a positioning block and a scale bar, the positioning block is fixedly connected to the upper surface of the metering plate, and the scale bar is arranged on one side of the metering plate.

[0008] As an optimal technical solution of a hydrochloric acid safety metering device of the utility model, a feed inlet is fixedly connected to the upper surface of the metering barrel, a discharge pipe is fixedly connected to one side of the metering barrel, a valve is provided on the top of the discharge pipe, and an arc-shaped positioning ring is fixedly installed on one side of the metering barrel.

[0009] As a preferred technical solution of a hydrochloric acid safety metering device of the utility model, the sealing mechanism includes a metering tube, a connecting box, a polypropylene transparent plate observation window, an indicating block, a sealing cylinder and a connecting groove. The metering tube is fixedly installed on one side of the metering barrel, the upper surface of the metering tube is fixedly connected to the connecting box, one side of the connecting box is fixedly connected to the polypropylene transparent plate observation window, one side of the polypropylene transparent plate observation window is fixedly connected to the indicating block, the upper surface of the connecting box is fixedly connected to the sealing cylinder, and the upper surface of the connecting box is provided with a connecting groove.

[0010] As a preferred technical solution of a hydrochloric acid safety metering device of the utility model, the float is slidably connected to the inside of the metering tube, and the metering plate is slidably connected to the inside of the connecting groove.

[0011] As a preferred technical solution of a hydrochloric acid safety metering device of the utility model, the sealing cylinder is arranged on the outer surface of the positioning block, and the indicating block is arranged on one side of the scale bar.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. When the utility model is in use, by setting a float, when it is necessary to safely measure the amount of hydrochloric acid in the metering barrel, first the metering tube is connected to the metering barrel, the float is set inside the metering tube, and the float floats on the top of the hydrochloric acid, and at the same time a metering plate is set on the top of the float, the float rises and falls inside the metering tube along with the amount of hydrochloric acid, and the metering plate also rises and falls inside the connection box along with the float, at this time, the scale of the scale bar on one side of the metering plate can be observed through the indicator block and the polypropylene transparent plate observation window, and the device is convenient for safely measuring the amount of hydrochloric acid inside the metering barrel. 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 structure of the metering barrel of the utility model;

[0016] Figure 2 This is a schematic diagram of the feed port structure of the utility model;

[0017] Figure 3 This is a schematic diagram of the sealing mechanism structure of the utility model;

[0018] Figure 4 It is a schematic diagram of the structure of the metering mechanism of the utility model.

[0019] In the figure: 1. metering barrel; 101. feed inlet; 102. discharge pipe; 103. valve; 104. arc-shaped positioning ring; 2. sealing mechanism; 201. metering tube; 202. connection box; 203. polypropylene transparent plate observation window; 204. indicator block; 205. sealing cylinder; 206. connection groove; 3. metering mechanism; 301. float; 302. metering plate; 303. positioning block; 304. scale bar. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] Example 1

[0022] See also Figure 1-4 , the utility model provides the following technical solutions: a hydrochloric acid safety metering device, comprising a metering barrel 1, a sealing mechanism 2 is provided on one side of the metering barrel 1, and a metering mechanism 3 is provided on one side of the metering barrel 1;

[0023] The upper surface of the metering barrel 1 is fixedly connected with an inlet 101 , one side of the metering barrel 1 is fixedly connected with a discharge pipe 102 , a valve 103 is provided on the top of the discharge pipe 102 , and an arc-shaped positioning ring 104 is fixedly installed on one side of the metering barrel 1 .

[0024] It needs to be further explained that: a sealing mechanism 2 is provided on one side of the metering barrel 1, and the sealing mechanism 2 is provided to facilitate observation of the amount of hydrochloric acid inside the metering barrel 1, and a metering mechanism 3 is provided inside the sealing mechanism 2, and the metering mechanism 3 is provided to facilitate measurement of the amount of hydrochloric acid inside the metering barrel 1.

[0025] Example 2

[0026] See also Figure 2-4 , the utility model provides the following technical solutions:

[0027] The metering mechanism 3 includes a floating ball 301 and a metering plate 302 . The floating ball 301 is slidably connected to one side of the metering barrel 1 , and the upper surface of the floating ball 301 is fixedly connected to the metering plate 302 .

[0028] The metering mechanism 3 includes a positioning block 303 and a scale bar 304 . The positioning block 303 is fixedly connected to the upper surface of the metering plate 302 , and the scale bar 304 is arranged on one side of the metering plate 302 .

[0029] The sealing mechanism 2 includes a metering tube 201, a connecting box 202, a polypropylene transparent plate observation window 203, an indicating block 204, a sealing cylinder 205 and a connecting groove 206. The metering tube 201 is fixedly installed on one side of the metering barrel 1. The upper surface of the metering tube 201 is fixedly connected to the connecting box 202, one side of the connecting box 202 is fixedly connected to the polypropylene transparent plate observation window 203, one side of the polypropylene transparent plate observation window 203 is fixedly connected to the indicating block 204, the upper surface of the connecting box 202 is fixedly connected to the sealing cylinder 205, and the upper surface of the connecting box 202 is provided with a connecting groove 206.

[0030] The float ball 301 is slidably connected inside the metering tube 201 , and the metering plate 302 is slidably connected inside the connecting groove 206 .

[0031] The sealing cylinder 205 is arranged on the outer surface of the positioning block 303 , and the indicating block 204 is arranged on one side of the scale bar 304 .

[0032] It needs to be further explained that: the float 301 floats on the top of the hydrochloric acid, and a metering plate 302 is set on the top of the float 301. The float 301 rises and falls inside the metering tube 201 according to the amount of hydrochloric acid, and the metering plate 302 also rises and falls inside the connecting box 202 along with the float 301. At this time, the scale bar 304 on one side of the metering plate 302 can be observed through the indicator block 204 and the polypropylene transparent plate observation window 203.

[0033] Working principle: When a hydrochloric acid safety metering device is used, a sealing mechanism 2 is firstly arranged on one side of the metering barrel 1, by which the amount of hydrochloric acid inside the metering barrel 1 is observed, and a metering mechanism 3 is arranged inside the sealing mechanism 2, by which the amount of hydrochloric acid inside the metering barrel 1 is measured.

[0034] When it is necessary to safely measure the amount of hydrochloric acid inside the metering barrel 1, first the metering tube 201 is connected to the metering barrel 1, the float 301 is arranged inside the metering tube 201, and the float 301 floats on the top of the hydrochloric acid. At the same time, a metering plate 302 is arranged on the top of the float 301. The float 301 rises and falls inside the metering tube 201 according to the amount of hydrochloric acid, and the metering plate 302 also rises and falls inside the connecting box 202 according to the float 301. At this time, the scale bar 304 on one side of the metering plate 302 can be observed through the indicator block 204 and the polypropylene transparent plate observation window 203. This device is convenient for safely measuring the amount of hydrochloric acid inside the metering barrel 1.

[0035] Finally, it should be noted that the above are only preferred embodiments of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions described in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A hydrochloric acid safety metering device, comprising a metering barrel (1), characterized in that: A sealing mechanism (2) is provided on one side of the metering barrel (1), and a metering mechanism (3) is provided on one side of the metering barrel (1); A metering mechanism (3), the metering mechanism (3) comprising a floating ball (301) and a metering plate (302), the floating ball (301) being slidably connected to one side of the metering barrel (1), the upper surface of the floating ball (301) being fixedly connected to the metering plate (302), the metering mechanism (3) comprising a positioning block (303) and a scale bar (304), the positioning block (303) being fixedly connected to the upper surface of the metering plate (302), and the scale bar (304) being arranged on one side of the metering plate (302); The sealing mechanism (2) comprises a metering tube (201), a connection box (202), a polypropylene transparent plate observation window (203), an indicator block (204), a sealing cylinder (205) and a connection groove (206); the metering tube (201) is fixedly installed on one side of the metering barrel (1); the upper surface of the metering tube (201) is fixedly connected to the connection box (202); one side of the connection box (202) is fixedly connected to the polypropylene transparent plate observation window (203); one side of the polypropylene transparent plate observation window (203) is fixedly connected to the indicator block (204); the upper surface of the connection box (202) is fixedly connected to the sealing cylinder (205); and the upper surface of the connection box (202) is provided with a connection groove (206); The floating ball (301) is slidably connected to the inside of the metering tube (201), and the metering plate (302) is slidably connected to the inside of the connecting groove (206); The sealing cylinder (205) is arranged on the outer surface of the positioning block (303), and the indicating block (204) is arranged on one side of the scale bar (304).

2. A hydrochloric acid safety metering device according to claim 1, characterized in that: The upper surface of the metering barrel (1) is fixedly connected with a material inlet (101), one side of the metering barrel (1) is fixedly connected with a material discharge pipe (102), a valve (103) is provided at the top of the material discharge pipe (102), and one side of the metering barrel (1) is fixedly installed with an arc-shaped positioning ring (104).

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