CN219200561U

CN219200561U - Mechanical liquid level meter

Info

Publication number: CN219200561U
Application number: CN202320039820.6U
Authority: CN
Inventors: 吕榜建; 肖飞; 张莉
Original assignee: Chengdu Xinzixing Electromechanical Equipment Co ltd
Current assignee: Chengdu Xinzixing Electromechanical Equipment Co ltd
Priority date: 2023-01-08
Filing date: 2023-01-08
Publication date: 2023-06-16
Anticipated expiration: 2033-01-08

Abstract

The utility model discloses a mechanical liquid level meter which comprises a floating rod, wherein one end of the floating rod is fixedly connected with a movable rod, a lower joint, a spring and an upper joint are sequentially sleeved on the peripheral wall of the movable rod, the lower joint is fixedly connected with the movable rod, one end of the spring is fixedly connected with the lower joint, the other end of the spring is fixedly connected with the upper joint, the upper joint is in sliding connection with the movable rod, a magnet is arranged at one end, far away from the floating rod, of the movable rod, an installation head is fixedly arranged at the upper joint, a dial plate is fixedly arranged on the installation head, a scale is arranged in the dial plate, a magnetic pointer is rotationally arranged in the dial plate, one end of the magnetic pointer points to the scale, and the magnetic pointer is magnetically connected with the magnet. The utility model provides a mechanical liquid level meter which has the advantages of simple structure and low manufacturing cost and can display liquid level data in real time.

Description

Mechanical liquid level meter

Technical Field

The utility model relates to the technical field of liquid level meters, in particular to a mechanical liquid level meter.

Background

The liquid level meter, one of the level meters is a meter for measuring liquid level. The existing liquid level meter is mainly divided into two main types, namely, the liquid level meter is manufactured according to the buoyancy principle in hydrodynamics, and the liquid level meter internally relates to complex transmission parts such as gear parts, magnetic coupling and pointer parts, lever floating parts and the like; the other type is to transmit a liquid level position signal in the container device to the outside of the container device in a sensor mode for displaying.

The existing liquid level meter manufactured by adopting the buoyancy principle in the hydrodynamics has a complex structure, so that the manufacturing cost is high, and the maintenance is difficult after or during the use; the liquid level meter adopting the sensor has the advantages that the liquid level meter is convenient to read and remotely control, but the cost is still high, and because the sensor is very sensitive and is greatly affected by impurities and dirt in the liquid, when the impurities or dirt in the liquid are attached to the sensor, the liquid level display value is wrong, so that the surface of the sensor needs to be cleaned frequently by using the liquid level meter, and the sensor needs to be replaced when necessary, so that the liquid level meter is very inconvenient.

Disclosure of Invention

The utility model aims to provide a mechanical liquid level meter which has the advantages of simple structure and low manufacturing cost and can display liquid level data in real time.

The utility model discloses a mechanical liquid level meter, which adopts the following technical scheme:

the utility model provides a machinery level gauge, includes the showy stick, showy stick one end fixedly connected with movable rod, the perisporium of movable rod overlaps in proper order and is equipped with lower clutch, spring and top connection, lower clutch and movable rod fixed connection, spring one end and lower clutch fixed connection, the spring other end and top connection fixed connection, top connection and movable rod sliding connection, showy stick one end is kept away from to the movable rod is equipped with magnet, top connection department fixed mounting head, the overhead fixed dial plate that is equipped with of mounting, be equipped with the scale table in the dial plate, the rotation is equipped with the magnetism pointer in the dial plate, the directional scale table of magnetism pointer one end, magnetism pointer and magnet magnetism are connected.

Preferably, one end of the floating rod is in threaded connection with one end of the movable rod.

Preferably, the floating rod is made of aluminum.

As the preferable scheme, the movable rod is fixedly sleeved with a magnet joint at one end far away from the floating rod, and the magnet is arranged at one end far away from the floating rod.

As an optimal scheme, the mounting head is fixedly provided with a protective sleeve, the magnet connector is movably arranged in the protective sleeve, and the dial plate is fixedly arranged on the peripheral wall of the protective sleeve.

As an optimal scheme, a disc cover is arranged on the dial plate, and the disc cover is made of transparent materials.

The mechanical liquid level meter disclosed by the utility model has the beneficial effects that: the installation head is fixedly installed at the opening of the tank body, the floating rod extends into the tank, when the liquid in the tank is in a full state, the buoyancy force and the spring force born by the floating rod are balanced, and the magnetic pointer points to the F end of the scale to indicate that the tank is full of liquid; when the liquid in the tank descends, the balance between the buoyancy force received by the floating rod and the spring force is broken, the floating rod descends along with the liquid, so that the magnet at the top end is driven to move downwards, the magnetic pointer rotates along with the liquid until the buoyancy force received by the floating rod and the spring force are balanced again, and the value of the scale table pointed by the magnetic pointer is the liquid level of the liquid in the tank; when the floating rod reaches the bottom of the bottom tank body, the pointer rotates to the E end of the scale, and no liquid exists in the tank. The mechanical liquid level meter has the advantages of simple structure and low manufacturing cost, and can display liquid level data in real time.

Drawings

FIG. 1 is a schematic view of a mechanical level gauge of the present utility model.

Fig. 2 is an exploded view of a mechanical level gauge of the present utility model.

10. A floating rod; 20. a movable rod; 21. a lower joint; 22. a spring; 23. an upper joint; 24. a magnet joint; 25. a magnet; 30. a mounting head; 31. a protective sleeve; 40. a dial; 41. a scale; 42. a magnetic pointer; 43. and a tray cover.

Detailed Description

The utility model is further illustrated and described below in conjunction with the specific embodiments and the accompanying drawings:

referring to fig. 1 and 2, a mechanical liquid level meter includes a floating rod 10, a movable rod 20 is fixedly connected to one end of the floating rod 10, a lower joint 21, a spring 22 and an upper joint 23 are sequentially sleeved on the peripheral wall of the movable rod 20, the lower joint 21 is fixedly connected with the movable rod 20, one end of the spring 22 is fixedly connected with the lower joint 21, the other end of the spring 22 is fixedly connected with the upper joint 23, the upper joint 23 is slidably connected with the movable rod 20, a magnet 25 is arranged at one end of the movable rod 20 far away from the floating rod 10, a mounting head 30 is fixedly arranged at the upper joint 23, a dial plate 40 is fixedly arranged on the mounting head 30, a scale table 41 is arranged in the dial plate 40, a magnetic pointer 42 is rotationally arranged in the dial plate 40, one end of the magnetic pointer 42 points to the scale table 41, and the magnetic pointer 42 is magnetically connected with the magnet 25.

As can be seen from the above description, the mounting head 30 is fixedly mounted at the opening of the tank body, the floating rod 10 extends into the tank, when the tank is full of liquid, the floating rod 10 is balanced between the buoyancy force received by the floating rod and the elastic force of the spring 22, and the magnetic pointer 42 points to the F end of the scale 41 to indicate that the tank is full of liquid; when the liquid in the tank descends, the balance between the buoyancy force borne by the floating rod 10 and the elastic force of the spring 22 is broken, the floating rod 10 descends along with the liquid, so that the magnet 25 at the top end is driven to move downwards, the magnetic pointer 42 rotates along with the liquid until the buoyancy force borne by the floating rod 10 and the elastic force of the spring 22 are balanced again, and at the moment, the numerical value of the scale 41 pointed by the magnetic pointer 42 is the liquid level of the liquid in the tank; when the floating bar 10 reaches the bottom of the bottom tank, the pointer rotates with it to the E end of the scale 41, indicating that there is no liquid in the tank. The mechanical liquid level meter has the advantages of simple structure and low manufacturing cost, and can display liquid level data in real time.

Referring to fig. 1, one end of a floating rod 10 is screw-coupled to one end of a movable rod 20.

From the above description, the threaded connection structure is stable, and the installation and the disassembly are convenient.

Referring to fig. 1, a floating rod 10 is made of aluminum.

From the above description, it will be appreciated that in other embodiments, the floating rod 10 may be replaced by other materials capable of floating on a liquid, i.e. materials having a density less than that of the liquid.

Referring to fig. 2, a magnet joint 24 is fixedly sleeved at one end of the movable rod 20 away from the floating rod 10, and a magnet 25 is arranged at one end of the magnet joint 24 away from the floating rod 10. Specifically, the mounting head 30 is fixedly provided with a protective sleeve 31, the magnet joint 24 is movably arranged in the protective sleeve 31, and the dial 40 is fixedly arranged on the peripheral wall of the protective sleeve 31.

As is apparent from the above description, the magnet 25 is mounted on the end of the movable rod 20 remote from the floating rod 10 through the magnet joint 24, and in this embodiment, the magnet joint 24 is screw-coupled with the movable rod 20. The protection sleeve 31 is sleeved on the peripheral wall of the magnet joint 24, and plays a role in protecting the magnet joint 24 and the magnet 25.

Referring to fig. 2, a dial cover 43 is disposed on the dial 40, and the dial cover 43 is made of transparent material.

As is apparent from the above description, the dial cover 43 can protect the dial 41 and the magnetic pointer 42 inside the dial 40. In addition, the transparent plate cover 43 facilitates reading the liquid level value.

The utility model provides a mechanical liquid level meter, wherein a mounting head is fixedly arranged at an opening of a tank body, a floating rod stretches into the tank, when the liquid in the tank is in a full state, the buoyancy force and the spring force born by the floating rod are balanced, a magnetic pointer points to the F end of a dial gauge, and the magnetic pointer indicates that the tank is full of liquid; when the liquid in the tank descends, the balance between the buoyancy force received by the floating rod and the spring force is broken, the floating rod descends along with the liquid, so that the magnet at the top end is driven to move downwards, the magnetic pointer rotates along with the liquid until the buoyancy force received by the floating rod and the spring force are balanced again, and the value of the scale table pointed by the magnetic pointer is the liquid level of the liquid in the tank; when the floating rod reaches the bottom of the bottom tank body, the pointer rotates to the E end of the scale, and no liquid exists in the tank. The mechanical liquid level meter has the advantages of simple structure and low manufacturing cost, and can display liquid level data in real time.

Finally, it should be noted that the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the scope of the present utility model, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made to the technical solution of the present utility model without departing from the spirit and scope of the technical solution of the present utility model.

Claims

1. The utility model provides a machinery level gauge, its characterized in that, including floating the stick, float stick one end fixedly connected with movable rod, the perisporium of movable rod overlaps in proper order and is equipped with lower clutch, spring and top connection, lower clutch and movable rod fixed connection, spring one end and lower clutch fixed connection, the spring other end and top connection fixed connection, top connection and movable rod sliding connection, float stick one end is kept away from to the movable rod and is equipped with magnet, top connection department is fixed and is equipped with the installation head, the fixed dial plate that is equipped with on the installation head, be equipped with the scale in the dial plate, the rotation is equipped with the magnetic pointer in the dial plate, magnetic pointer one end points to the scale, magnetic pointer and magnet magnetic connection.

2. A mechanical level gauge as claimed in claim 1, wherein one end of the floating rod is threadably connected to one end of the movable rod.

3. A mechanical level gauge as defined in claim 1, wherein said floating rod is of aluminum.

4. The mechanical liquid level gauge according to claim 1, wherein the movable rod is fixedly sleeved with a magnet joint at one end far away from the floating rod, and the magnet is arranged at one end far away from the floating rod.

5. The mechanical liquid level gauge according to claim 4, wherein the mounting head is fixedly provided with a protective sleeve, the magnet joint is movably arranged in the protective sleeve, and the dial plate is fixedly arranged on the peripheral wall of the protective sleeve.

6. A mechanical level gauge according to claim 1, wherein a cover is provided on the dial, the cover being of transparent material.