CN215157733U

CN215157733U - Accurate metering device for liquid chemicals

Info

Publication number: CN215157733U
Application number: CN202120052263.2U
Authority: CN
Inventors: 魏兵
Original assignee: Hubei Changjiang Huifeng Paper Co ltd
Current assignee: Hubei Changjiang Huifeng Paper Co ltd
Priority date: 2021-01-08
Filing date: 2021-01-08
Publication date: 2021-12-14
Anticipated expiration: 2031-01-08

Abstract

The utility model provides an accurate metering device is used to liquid chemicals, which comprises a tank body to and set up at internal support, screw rod, connecting pipe and overflow pipe of jar, support horizontal installation is in jar body upper end, screw rod middle part swing joint on the support, and its lower extreme and connecting pipe fixed connection, the equal opening in both ends about the connecting pipe, overflow pipe upper end is located to the mobile cover of its lower extreme, and the junction of connecting pipe lower extreme and overflow pipe is equipped with sealed rubber ring, overflow pipe is fixed in jar body lower extreme, and overflow pipe's play liquid end is worn out from jar body one side. The utility model has the advantages that: the utility model discloses a at the internal connecting pipe with overflow pipe swing joint that sets up of jar to through rotating adjusting handle wheel in order to adjust the connecting pipe height, thereby when the measurement chemicals, in case the liquid level height of the internal chemicals of jar stops the feed liquor after surpassing the connecting pipe up end, unnecessary chemicals can be discharged through connecting pipe and overflow pipe this moment, thereby alright obtain the chemicals that satisfy the measurement requirement.

Description

Accurate metering device for liquid chemicals

Technical Field

The utility model relates to a liquid quantity measurement technical field especially relates to an accurate metering device for liquid chemicals.

Background

Various chemicals are often required to be used and produced in the chemical industry, and have own properties, and when the various chemicals are used in a matching way, the use effect of the chemicals is often influenced by the proportion of each component, so that when the chemicals are used or matched, strict metering is required, and when the metering is not accurate, the problems of insufficient effect or over severe effect often occur to the chemicals.

In the existing metering device, chemicals are often metered by a common measuring cylinder or a traditional electronic metering scale, and when the chemicals are metered by a conventional measuring cylinder, because glass is arranged between the liquid level of the chemicals and a dial, a page observed in reading is often refracted, so that the actual liquid level and the reading are possibly different; in addition, after the traditional electronic metering scale is used for a period of time, the problems of failure, inaccurate metering and the like of the electronic metering scale also occur, so that irreversible loss is caused to a coating formula process.

SUMMERY OF THE UTILITY MODEL

In view of this, the embodiment of the present invention provides an accurate metering device for liquid chemicals.

An embodiment of the utility model provides an accurate metering device is used to liquid chemicals, including a jar body, and set up support, screw rod, connecting pipe and the overflow pipe of internal portion of jar, the support horizontal installation be in jar body upper end, screw rod middle part swing joint is in on the support, and its lower extreme with connecting pipe fixed connection, the equal opening in both ends about the connecting pipe, the movable cover of its lower extreme is located overflow pipe upper end, just the connecting pipe lower extreme with the junction of overflow pipe is equipped with sealed rubber ring, the overflow pipe is fixed in jar body lower extreme, just the play liquid end of overflow pipe is followed jar body one side is worn out.

Further, the liquid level detector is arranged on the inner wall of the tank body, and the installation height of the liquid level detector is not lower than the height of the support.

Furthermore, the cross section of the sealing rubber ring is circular and is embedded at the bottom end of the connecting pipe.

Furthermore, the outer ring of the upper end of the overflow pipe is provided with a limiting ring for preventing the connecting pipe from being separated from the overflow pipe.

Furthermore, a threaded pipe is embedded in the support, is sleeved on the screw rod and is in threaded connection with the screw rod.

Further, a liquid inlet pipe is arranged above the tank body, a liquid outlet pipe is arranged at the bottom of the tank body, and a valve is arranged on the liquid outlet pipe.

Furthermore, the upper end of the screw rod is provided with an adjusting hand wheel.

The embodiment of the utility model provides a beneficial effect that technical scheme brought is: the utility model discloses an accurate metering device for liquid chemicals passes through the internal setting of jar with overflow pipe swing joint the connecting pipe, and through rotating adjusting handle is in order to adjust the connecting pipe height, thereby when the measurement chemicals, in case the liquid level of the internal chemicals of jar surpasss stop the feed liquor behind the connecting pipe up end, unnecessary chemicals this moment can pass through the connecting pipe with overflow pipe discharges to alright obtain the chemicals that satisfy the measurement requirement, the utility model discloses simple structure, practical high efficiency, measurement are accurate, can effectively solve the reading that traditional metering device exists inaccurate and can appear failure and lead to the inaccurate scheduling problem of measurement after using a period.

Drawings

Fig. 1 is a schematic structural diagram of a precise metering device for liquid chemicals according to the present invention.

In the figure: 1-tank body, 2-bracket, 3-screw rod, 4-connecting pipe, 5-overflow pipe, 6-sealing rubber ring, 7-liquid level detector, 8-spacing ring, 9-screwed pipe, 10-liquid inlet pipe, 11-liquid outlet pipe, 12-valve, 13-regulating hand wheel.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be further described below with reference to the accompanying drawings.

Referring to fig. 1, an embodiment of the present invention provides an accurate metering device for liquid chemicals, including a tank 1, and a bracket 2, a screw rod 3, a connecting pipe 4, a liquid overflow pipe 5 and a liquid level detector 7 which are disposed inside the tank 1.

2 horizontal installation of support is in 1 upper end of the jar body, 3 middle part swing joint of screw rod are in on the support 2, specifically, inlay on the support 2 and be equipped with screwed pipe 9, screwed pipe 9 cover is established on the screw rod 3, and its with 3 threaded connection of screw rod, 3 lower extremes of screw rod with connecting pipe 4 fixed connection, in this embodiment 3 upper ends of screw rod still are equipped with adjusting hand wheel 13, thereby through rotating adjusting hand wheel 13 can drive screw rod 3 is in 9 rotations of screwed pipe, make connecting pipe 4 along with screw rod 3 makes progress or downstream together.

Equal opening in both ends about connecting pipe 4, the mobile cover of its lower extreme is located 5 upper ends of overflow pipe, preferably, 5 upper end outer lanes in overflow pipe still are equipped with and are used for preventing connecting pipe 4 with the spacing ring 8 of 5 separation in overflow pipe, just 4 lower extremes in connecting pipe with the junction of overflow pipe 5 is equipped with sealed rubber ring 6, overflow pipe 5 is fixed in 1 lower extreme of the jar body, just the play liquid end of overflow pipe 5 is followed 1 one side of the jar body is worn out, in this embodiment 6 cross sections in sealed rubber ring are ring shape, and it inlays and locate 4 bottoms in connecting pipe, thereby pass through sealed rubber ring 6 on the one hand can prevent effectively that liquid chemical from following 4 lower extremes in connecting pipe with the junction of overflow pipe 5 spills over or the infiltration.

The utility model discloses in liquid level detector 7 install in on the inner wall of jar body 1, and its mounting height is not less than the height of support 2, liquid level detector 7 is used for detecting 1 inside liquid height of the jar body, preferably, 1 top of the jar body be equipped with be used for to the feed liquor pipe 10 of 1 transport liquid chemicals of the jar body, 1 bottom of the jar body is equipped with drain pipe 11, just be equipped with valve 12 on the drain pipe 11.

The utility model discloses a concrete measurement process does:

the screw rod 3 is driven to drive the connecting pipe 4 to move upwards or downwards to a proper position (specifically, the height of the upper end surface of the connecting pipe 4 is adjusted according to actual demand) by rotating the adjusting hand wheel 13, then the liquid inlet pipe 10 is controlled to convey liquid chemicals to the tank body 1, once the liquid level detector 7 detects that the liquid level of the liquid in the tank body 1 exceeds the upper end surface of the connecting pipe 4, the liquid inlet pipe 10 is closed, liquid feeding is stopped, the liquid chemicals which exceed the upper end surface of the connecting pipe 4 enter the connecting pipe 4 from the upper end opening of the connecting pipe 4 and flow out along the overflow pipe 5, once the liquid level of the liquid in the tank body 1 is level with the upper end surface of the connecting pipe 4, the liquid chemicals do not flow out any more, at the moment, the valve 12 is opened, and the liquid chemicals in the tank body 1 are discharged through the liquid outlet pipe 11, thereby obtaining a desired amount of the liquid chemical.

The utility model discloses an accurate metering device for liquid chemicals pass through the internal setting of jar with 5 swing joint of overflow pipe connecting pipe 4, and through rotating adjusting handle 13 is in order to adjust connecting pipe 4 height to when the measurement chemicals, in case the liquid level of the internal chemicals of jar 1 surpasss stop the feed liquor behind the 4 up end of connecting pipe, unnecessary chemicals can pass through this moment the connecting pipe 4 with overflow pipe 5 discharges to alright obtain the chemicals that satisfy the measurement requirement, the utility model discloses simple structure, practical high efficiency, measurement accuracy can effectively solve the reading that traditional metering device exists and can appear failure and lead to the inaccurate scheduling problem of measurement after using a period.

In this document, the terms front, back, upper and lower are used to define the components in the drawings and the positions of the components relative to each other, and are used for clarity and convenience of the technical solution. It is to be understood that the use of the directional terms should not be taken to limit the scope of the claims.

The features of the embodiments and embodiments described herein above may be combined with each other without conflict.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. An accurate metering device for liquid chemicals, characterized in that: including a jar body, and set up support, screw rod, connecting pipe and the overflow pipe of internal portion of jar, support horizontal installation is in jar body upper end, screw rod middle part swing joint is in on the support, and its lower extreme with connecting pipe fixed connection, the equal opening in both ends about the connecting pipe, but its lower extreme mobile cover is located overflow pipe upper end, just the connecting pipe lower extreme with the junction of overflow pipe is equipped with sealed rubber ring, the overflow pipe is fixed in jar body lower extreme, just the play liquid end of overflow pipe is followed jar body one side is worn out.

2. A precise metering device for a liquid chemical according to claim 1, wherein: the liquid level detector is mounted on the inner wall of the tank body, and the mounting height of the liquid level detector is not lower than the height of the support.

3. A precise metering device for a liquid chemical according to claim 1, wherein: the cross section of the sealing rubber ring is circular and is embedded at the bottom end of the connecting pipe.

4. A precise metering device for a liquid chemical according to claim 3, wherein: the outer ring of the upper end of the overflow pipe is provided with a limiting ring for preventing the connecting pipe from being separated from the overflow pipe.

5. A precise metering device for a liquid chemical according to claim 1, wherein: the support is embedded with a threaded pipe, the threaded pipe is sleeved on the screw rod, and the threaded pipe is in threaded connection with the screw rod.

6. A precise metering device for a liquid chemical according to claim 1, wherein: the jar body top is equipped with the feed liquor pipe, jar body bottom is equipped with the drain pipe, just be equipped with the valve on the drain pipe.

7. A precise metering device for a liquid chemical according to claim 5, wherein: and an adjusting hand wheel is arranged at the upper end of the screw rod.