CN113959519A

CN113959519A - Material level meter

Info

Publication number: CN113959519A
Application number: CN202111271959.5A
Authority: CN
Inventors: 杜有缘; 刘翘楚; 刘高才; 王红霞; 朱庆霞
Original assignee: Huangdao Inspection And Certification Co ltd
Current assignee: Huangdao Inspection And Certification Co ltd
Priority date: 2021-10-29
Filing date: 2021-10-29
Publication date: 2022-01-21

Abstract

The invention relates to a material level meter, which comprises a motor and a flywheel fixedly connected with the motor, wherein the flywheel is connected with a notch through a flywheel eccentric shaft, a spring fixing column is arranged below the notch, a physical switch is arranged on the spring fixing column and positioned in a return spring, the return spring is fixed on the spring fixing column and connected with a movable shaft, the movable shaft is connected with a material level probe, and the physical switch is electrically connected with the motor. The liquid material height detection device has the advantages of being simple in structure, capable of detecting the height of mineral aggregate and capable of detecting the height of liquid material and giving an alarm.

Description

Material level meter

Technical Field

This application belongs to the material level measurement field, specifically is a charge level indicator.

Background

Liquid level and mineral material level report to the police is the problem that often meets in the industry, and ordinary charge level indicator structure is difficult to satisfy simultaneously and measures liquid level and mineral material level, and under the adverse circumstances, the life of ordinary sensor receives the influence.

Disclosure of Invention

Based on the problems, the application provides a device for selecting a material probe according to whether the detected material is solid or liquid, and the technical scheme is that,

the utility model provides a charge level indicator, includes motor and its fixed connection's flywheel, the flywheel with be connected with the notch through flywheel off-set axle, the notch below is equipped with spring fixed column, the last physics switch that is equipped with of spring fixed column, the physics switch is located inside reset spring, reset spring fixes on spring fixed column, reset spring and loose axle connection, loose axle and material level probe connection, physics switch and motor electric connection.

Preferably, the notch is of a frame structure, one end of the eccentric shaft of the flywheel is fixed on the flywheel, and the other end of the eccentric shaft of the flywheel is located in the notch.

Further preferably, the reset spring is located between the notch and the limiting plate, the limiting plate is connected with the movable shaft, displacement limiting holes are formed in two ends of the limiting plate, a connecting plate is arranged in the displacement limiting holes, the end portion of the connecting plate is fixedly connected with the notch, and the reset spring is located between the two displacement limiting holes.

Further preferably, a shaft sleeve is arranged on the movable shaft.

Further preferably, when the detected material is a solid, the material level probe is of a plate-shaped structure, is provided with a threaded interface and is in threaded connection with the end part of the movable shaft.

Further preferably, when the material that is detected is liquid, the material level probe includes the casing, be equipped with the hickey on the casing, with loose axle tip threaded connection, be equipped with the float on the casing.

Further preferably, the motor and the physical switch are connected with a controller, and the controller is connected with an alarm.

Preferably, when no material exists below the material level probe, the notch moves back and forth all the time, when the material level probe is blocked by the material, the material level probe is static, the material transmits resistance to the return spring, the return spring is compressed, the limiting plate touches the physical switch, the motor is powered off, and the situation that the material is full is judged; when the material level below the material level probe becomes empty, the pressure of the physical switch is reduced, the return spring is reset, and the motor continues to operate.

Advantageous effects

1) The material probe is selected according to whether the detected material is a solid mineral substance or a liquid, so that the equipment is simple in structure and convenient to install.

2) The main parts of the application are mechanical parts, the environment applicability is wide, and the layout can be carried out in places with severe environment.

Drawings

FIG. 1 is a schematic structural diagram (in solid form) of the present application.

Fig. 2 is a schematic view of the structure of the material probe (in liquid state).

Fig. 3 is a schematic view of the connection relationship between the notch and the return spring.

In the figure, 1-motor, 2-flywheel, 3-flywheel eccentric shaft, 4-physical switch, 5-reset spring, 6-notch, 7-connecting plate, 8-movable shaft, 9-limiting plate, 10-shaft sleeve, 11-material level probe, 12-spring fixing column, 13-shell and 14-floater.

Detailed Description

The following detailed description is exemplary and is intended to provide further explanation of the invention as claimed. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application.

The utility model provides a charge level indicator, includes motor 1 and its fixed connection's flywheel 2, flywheel 2 with be connected with notch 6 through flywheel off-

axis

3, 6 below of notch are equipped with spring fixed column 12, be equipped with physical switch 4 on the spring fixed column 12 (adopt travel switch JW2-11Z 3), physical switch 4 is located inside reset spring 5, reset spring 5 is located between notch 6 and the limiting plate 9, reset spring 5 fixes on spring fixed column 12, limiting plate 9 is connected with loose axle 8, be equipped with axle sleeve 10 on the loose axle 8. The two ends of the limiting plate 9 are provided with displacement limiting holes, a connecting plate 7 is arranged in the displacement limiting holes, the end part of the connecting plate 7 is fixedly connected with the notch 6, and the reset spring 5 is located between the two displacement limiting holes. The movable shaft 8 is connected with the material level probe 11, and the physical switch 4 is electrically connected with the motor 1. The motor 1 and the physical switch 4 are connected with a controller, and the controller (adopting a PLC) is connected with an alarm.

The notch 6 is of a frame structure, one end of the flywheel eccentric shaft 3 is fixed on the flywheel 2, and the other end of the flywheel eccentric shaft is located in the notch 6.

Example one

When the detected material is mineral material, the material level probe 11 is of a plate-shaped structure, is provided with a threaded interface, and is in threaded connection with the end part of the movable shaft 8, as shown in fig. 1.

Example two

When the detected material is liquid, the material level probe (shown in figure 2) comprises a shell 13, a threaded connector is arranged on the shell and is in threaded connection with the end part of the movable shaft, and a floater 14 is arranged on the shell.

Principle of operation

When no material is below the material level probe, the notch moves back and forth all the time, when the material is blocked below the material level probe, the material level probe is static, the material transmits resistance to the spring, the spring compresses, touches the physical switch, the motor is powered off, and the material is judged to be full at the moment; when the material level below the material level probe becomes empty, the pressure of the physical switch is reduced, the spring is reset, and the motor continues to operate.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. The utility model provides a charge level indicator, its characterized in that, includes motor and its fixed connection's flywheel, the flywheel with be connected with the notch through flywheel off-axis, the notch below is equipped with spring fixed column, be equipped with the physics switch on the spring fixed column, the physics switch is located inside reset spring, reset spring fixes on spring fixed column, reset spring and loose axle connection, loose axle and material level probe connection, physics switch and motor electric connection.

2. The level gauge according to claim 1, wherein the notch is a frame structure, and the flywheel is fixed to the flywheel at one end and located in the notch at the other end.

3. The level gauge according to claim 1, wherein the return spring is located between the notch and the limiting plate, the limiting plate is connected with the movable shaft, displacement limiting holes are formed in two ends of the limiting plate, a connecting plate is arranged in the displacement limiting holes, the end of the connecting plate is fixedly connected with the notch, and the return spring is located between the two displacement limiting holes.

4. The level gauge according to claim 1, wherein the movable shaft is provided with a bushing.

5. The level gauge according to claim 1, wherein the level probe is a plate-shaped structure provided with a threaded interface and is in threaded connection with the end of the movable shaft.

6. The level gauge according to claim 1, wherein the level probe comprises a housing, the housing is provided with a threaded interface in threaded connection with an end of the movable shaft, and the housing is provided with a float.

7. The level gauge according to claim 1, wherein the motor and the physical switch are connected to a controller, and the controller is connected to an alarm.

8. The material level indicator as claimed in claim 3, wherein when there is no material below the material level probe, the notch moves back and forth all the time, when the material below the material level probe is blocked by the material, the material level probe is still, the material transmits resistance to the return spring, the return spring compresses, the limit plate touches the physical switch, the motor is powered off, and the full material is judged at this time; when the material level below the material level probe becomes empty, the pressure of the physical switch is reduced, the return spring is reset, and the motor continues to operate.