Liquid metering and detecting device

Abstract

The utility model discloses a liquid metering detection device which comprises a storage cylinder and a communicating pipe, a connecting assembly is arranged on the end face of the communicating pipe, the communicating pipe is movably connected to the outer side wall of the storage cylinder through the connecting assembly and communicated with the interior of the storage cylinder, a pressure supply assembly is arranged on the outer wall of the communicating pipe, and a detection ball is arranged in the storage cylinder. The utility model belongs to the technical field of filling detection, and particularly relates to a liquid metering detection device which aims at metering detection of liquid filling and conveying, assists in checking accuracy of filling metering and expands detection items of sampled liquid.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of filling detection technology, especially relates to a liquid metering detection device. BACKGROUND

[0002] The metering detection is to ensure the accuracy of "quantity". When filling the liquid, different metering ways are adopted according to the different properties of the liquid, including the core design of flow meter, volumetric structure and weighing sensor.

[0003] The existing metering detection device is fixedly communicated with the pipeline, has poor dismounting flexibility, single conveying property, is not applicable to the metering sampling detection of different property liquids, is not conducive to metering correction, and after liquid sampling metering detection, other liquid item detection is not facilitated. UTILITY MODEL CONTENT

[0004] The utility model solves the technical problem of the metering detection of liquid filling conveying, auxiliary checking the precision of filling metering and expanding the detection item of sampling liquid.

[0005] In order to solve the above technical problem, the utility model adopts the following technical scheme: a liquid metering detection device, including storage cylinder, still including the communicating pipe, the end face of communicating pipe is equipped with connecting assembly, the communicating pipe is movably connected on the outside wall of storage cylinder through connecting assembly, and is communicated with the inside of storage cylinder, the outer wall of communicating pipe is equipped with pressure supply assembly, the inside of storage cylinder is equipped with detection ball.

[0006] Further, the connecting assembly includes a rotary joint and a connecting head, one end of the rotary joint is fixedly connected to the outer wall of the storage cylinder, the other end of the rotary joint is fixedly connected to the end of the connecting pipe, and the connecting head is rotatably connected to the end of the communicating pipe away from the rotary joint.

[0007] Preferably, the communicating pipe and the rotary joint are connected by interference fit insertion.

[0008] Further, the middle section of the communicating pipe is provided with a ball valve.

[0009] Further, the pressure supply assembly includes an extension pipe, a one-way valve and an air pump, the extension pipe is communicated with the outer wall of the communicating pipe and extends radially along the communicating pipe, the air pump is installed at the end of the extension pipe away from the communicating pipe, the one-way valve is arranged in the extension pipe, and the extension pipe is located between the ball valve and the rotary joint.

[0010] Further, one end of the storage cylinder is provided with an exhaust hole, a rubber valve is arranged in the exhaust hole, the other end of the storage cylinder is threadedly connected with an end cover, and the outer wall of the storage cylinder is provided with a scale line.

[0011] The beneficial effects of the present application are as follows: for the liquid filling metering detection of the filling equipment, the connecting pipe is communicated with the filling port through the connecting assembly, the quantitative sampling is realized by using the detachable detection device, and the liquid delivery amount can be directly observed after sampling;

[0012] The residual sampling liquid in the pipeline is completely discharged through the pressure supply assembly, and the metering detection accuracy is improved;

[0013] The viscosity detection of different liquids is realized by using the internal detection ball, and the detection items of the sampling liquid are expanded. BRIEF DESCRIPTION OF DRAWINGS

[0014] The accompanying drawings are used to provide a further understanding of the present application, and constitute a part of the specification, and are used to explain the present application together with embodiments of the present application, and do not constitute a limitation on the present application.

[0015] Figure 1 It is a whole structure schematic view of a liquid metering detection device proposed by the present application;

[0016] Figure 2 It is a half sectional view of a liquid metering detection device proposed by the present application;

[0017] Figure 3 It is an internal structure schematic view of a liquid metering detection device proposed by the present application;

[0018] Figure 4 It is an enlarged view of A part of Figure 2

[0019] In the drawings: 1, storage cylinder, 2, communicating pipe, 3, connecting assembly, 4, pressure supply assembly, 5, detection ball, 6, rotary joint, 7, connecting head, 8, ball valve, 9, extension pipe, 10, one-way valve, 11, air pump, 12, exhaust hole, 13, rubber valve, 14, end cover, 15, scale line. DETAILED DESCRIPTION

[0020] As Figures 1-4 ​As shown in the figure, a liquid metering detection device, which comprises a storage cylinder 1, and a connecting pipe 2, the end face of the connecting pipe 2 is provided with a connecting assembly 3, the connecting pipe 2 is movably connected to the outer wall of the storage cylinder 1 through the connecting assembly 3, and is in communication with the inside of the storage cylinder 1, the outer wall of the connecting pipe 2 is provided with a pressure supply assembly 4, the inside of the storage cylinder 1 is provided with a detection ball 5, one end of the storage cylinder 1 is provided with an exhaust hole 12, the exhaust hole 12 is provided with a rubber valve 13, the other end of the storage cylinder 1 is threadedly connected with an end cover 14, the outer wall of the storage cylinder 1 is provided with a scale line 15, the middle section of the connecting pipe 2 is provided with a ball valve 8, the connecting pipe 2 on the outer wall of the storage cylinder 1 is in communication with the filling port of the equipment through the connecting assembly 3, after the communication, the ball valve 8 is opened, the liquid in the filling port enters the storage cylinder 1 through the connecting pipe 2, and the value is directly read through the scale line 15 in the storage cylinder 1, after the sampling is completed, the ball valve 8 is closed, and the liquid in the connecting pipe 2 is blown out by the pressure supply assembly 4 and completely falls into the storage cylinder 1.

[0021] As shown in the figure, Figure 1 and Figure 4 In order to realize the connection between the storage cylinder 1 and the filling port, the connecting assembly 3 comprises a rotary joint 6 and a connecting head 7, one end of the rotary joint 6 is fixedly connected to the outer wall of the storage cylinder 1, the other end of the rotary joint 6 is fixedly connected to the end of the connecting pipe, and the connecting head 7 is rotatably connected to the end of the connecting pipe away from the rotary joint 6, the connecting pipe 2 is connected to the rotary joint 6 in an interference fit, the connecting head 7 is threadedly connected to the filling pipe, so that the liquid is metered and discharged to the storage cylinder 1 through the connecting pipe 2, the relative rotation between the connecting pipe 2 and the storage cylinder 1 is realized through the rotary joint 6, the installation of the connecting head 7 and the overturning of the storage cylinder 1 are realized, and the viscosity detection of the liquid is facilitated.

[0022] As shown in the figure, Figures 2-4 In order to improve the accuracy of metering and detection, and make the liquid in the connecting pipe 2 fall into the storage cylinder 1, the pressure supply assembly 4 comprises an extension pipe 9, a one-way valve 10 and a gas pump 11, the extension pipe 9 is connected to the outer wall of the connecting pipe 2 and extends radially along the connecting pipe 2, the gas pump 11 is installed at the end of the extension pipe 9 away from the connecting pipe 2, the one-way valve 10 is arranged in the extension pipe 9, and the extension pipe 9 is located between the ball valve 8 and the rotary joint 6, when the filling head is transported through the connecting pipe 2, the one-way valve 10 prevents the liquid from being rushed into the gas outlet end of the gas pump 11, and when the ball valve 8 is closed, the filling port stops transporting, and a certain amount of liquid is stored in the connecting pipe 2, the gas pump 11 is used to transport gas into the connecting pipe 2, so as to push the liquid into the storage cylinder 1, the gas is discharged through the exhaust hole 12 above the storage cylinder 1, and the movement of the liquid is realized through the flow of the gas.

[0023] In specific use, an operator installs the device, in the initial state, the ball valve 8 is in the open state, the exhaust hole 12 faces upward, the end cover 14 faces downward, and the detection ball 5 is not put into the storage cylinder 1.

[0024] During installation, the rotary joint 7 is screwed to the filling port of the filling device through which the filling device delivers the dosed liquid into the storage cylinder 1, the liquid flows into the storage cylinder 1 through the communication pipe 2, after stopping the delivery, the ball valve 8 is closed, the air pump 11 is driven to pump air into the communication pipe 2, the liquid is pushed to flow into the storage cylinder 1 by the air, the gas is discharged through the exhaust hole 12 above the storage cylinder 1, through the flow of the gas, the liquid is pushed to move and the metering detection is realized by observing the scale line 15;

[0025] At the same time, after the metering detection, the storage cylinder 1 is turned over, the end cover 14 faces upward, the exhaust hole 12 is blocked by the rubber valve 13, the end cover 14 is removed, the detection ball 5 is put into the storage cylinder 1, after connecting the end cover 14, the storage cylinder 1 is turned over again, the falling rate of the detection ball 5 is observed, the viscosity detection of the liquid is realized, although the visual method has low precision, but in the scene without professional instrument (such as laboratory rapid estimation, industrial site preliminary judgment or teaching demonstration) has practical value.

[0026] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents. In general, if those skilled in the art are inspired by it, without departing from the creative purpose of the utility model, without creative design, similar structure mode and embodiments of the technical scheme should belong to the protection scope of the utility model.

Claims

1. A liquid metering detection device comprising a reservoir (1), characterized in that: It also includes a communication pipe (2), the end face of the communication pipe (2) is provided with a connecting assembly (3), the communication pipe (2) is movably connected to the outer side wall of the storage cylinder (1) through the connecting assembly (3) and is communicated with the inside of the storage cylinder (1), the outer wall of the communication pipe (2) is provided with a pressure supply assembly (4), and the storage cylinder (1) is provided with a detection ball (5) inside.

2. The liquid metering detection device according to claim 1, wherein: The connecting assembly (3) includes a rotary joint (6) and a connecting head (7), one end of the rotary joint (6) is fixedly connected to the outer wall of the storage cylinder (1), the other end of the rotary joint (6) is fixedly connected to the end of the connecting pipe, and the connecting head (7) is rotatably connected to one end of the communication pipe (2) away from the rotary joint (6).

3. The liquid metering detection device according to claim 2, wherein: The communication pipe (2) is connected to the rotary joint (6) in an interference fit.

4. The liquid metering detection device according to claim 3, wherein: The middle section of the communication pipe (2) is provided with a ball valve (8).

5. The liquid metering detection device according to claim 4, wherein: The pressure supply assembly (4) includes an extension pipe (9), a one-way valve (10) and a gas pump (11), the extension pipe (9) is communicated with the outer wall of the communication pipe (2) and extends radially along the communication pipe (2), the gas pump (11) is installed at one end of the extension pipe (9) away from the communication pipe (2), the one-way valve (10) is arranged in the extension pipe (9), and the extension pipe (9) is located between the ball valve (8) and the rotary joint (6).

6. The liquid metering detection device according to any one of claims 1-5, characterized in that: One end of the storage cylinder (1) is provided with an exhaust hole (12), the exhaust hole (12) is provided with a rubber valve (13), the other end of the storage cylinder (1) is threadedly connected with an end cover (14), and the outer wall of the storage cylinder (1) is provided with a scale line (15).

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