CN112729469A - Tuning fork liquid level switch capable of being rapidly disassembled - Google Patents
Tuning fork liquid level switch capable of being rapidly disassembled Download PDFInfo
- Publication number
- CN112729469A CN112729469A CN202011571987.4A CN202011571987A CN112729469A CN 112729469 A CN112729469 A CN 112729469A CN 202011571987 A CN202011571987 A CN 202011571987A CN 112729469 A CN112729469 A CN 112729469A
- Authority
- CN
- China
- Prior art keywords
- wall
- liquid level
- fork
- level switch
- vibration
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
- G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
- G01F23/296—Acoustic waves
- G01F23/2961—Acoustic waves for discrete levels
Abstract
The invention relates to a tuning fork liquid level switch capable of being rapidly disassembled, which comprises a chassis, a box body, a vibrating fork, a rotating shaft, a rotating ring and a motor, wherein the box body is arranged at the lower end of the chassis, a limit key is arranged on the outer wall of the box body, the motor is arranged in the box body, the rotating shaft is arranged on one side of the motor, the rotating ring is sleeved on the outer wall of the rotating shaft, the rotating key is arranged on the outer wall of the rotating ring, the vibrating fork is arranged on one side of the rotating ring, guide rails are arranged on two sides of the vibrating fork. The rotary key is driven to rotate by the motor, so that the vibrating fork vibrates at a certain vibration frequency, when the vibrating fork is immersed in the liquid level, the vibration sensor senses the change of the vibration frequency and transmits a signal to the control chamber to achieve the effect of controlling the switch, the box body can be directly and quickly mounted and dismounted from the chassis, and the problem that the existing tuning fork liquid level switch cannot be quickly dismounted and mounted although the operation is simple and the safety performance is high is solved.
Description
Technical Field
The invention relates to the technical field of liquid level detection, in particular to a tuning fork liquid level switch capable of being rapidly disassembled.
Background
The tuning fork liquid level switch is a pair of tuning forks vibrating at natural frequency, and when the liquid level reaches the tuning fork part, the changed vibration frequency is converted into an electric signal to be sent to a control system through a sensor so as to achieve the effect of liquid level detection.
Through the massive search, the published number of the prior art is CN203605997U, and a novel tuning fork liquid level switch device is disclosed, which comprises an instrument, an electrical interface, a fork body direction mark, an installation interface, a fork body, an action point and a vibrating reed, wherein the instrument is positioned above the device and is connected with the electrical interface, the fork body direction mark is connected with the electrical interface, the lower end of the fork body direction mark is connected with the installation interface, the two sides of the lower end of the installation interface are connected with the fork body, the action point is positioned at the lower end of the fork body, and the vibrating reed is positioned at the inner side of the fork body and is connected with the fork. The novel tuning fork liquid level switch device has the characteristics of scientific design, strong safety performance, simplicity and convenience in installation, quickness in operation, high anti-interference performance, high detection precision and the like, can replace any liquid level switch, and is widely applied to the industries of petrifaction, metallurgy, light industry, building materials and the like to carry out upper/lower limit alarm and control on liquid levels.
In conclusion, although the conventional tuning fork liquid level switch is simple to operate and high in safety performance, the conventional tuning fork liquid level switch is difficult to avoid some troubles in the installation process, so that the installation of some irregular liquid level detection workers is inconvenient.
Disclosure of Invention
The invention provides a tuning fork liquid level switch capable of being rapidly disassembled, and solves the technical problems.
The scheme for solving the technical problems is as follows: the utility model provides a tuning fork liquid level switch that can dismantle fast, includes chassis, box, vibration fork, pivot, rotation circle and motor, the chassis lower extreme is provided with the box, the box outer wall is provided with the spacing key, be provided with the motor in the box, motor one side is provided with the pivot, the rotation circle has been cup jointed to the pivot outer wall, it is provided with the rotation key to rotate the circle outer wall, it is provided with the vibration fork to rotate circle one side, the rotation key with vibration fork looks adaptation, the vibration fork both sides are provided with the guide rail, the guide rail with the box inner wall is connected.
The invention has the beneficial effects that: the motor rotates, drives and rotates the key rotation, makes the vibration fork vibrate with certain vibration frequency in the guide rail, and when liquid level submergence vibration fork, vibration sensor experienced vibration frequency's change, and with this signal transfer give the control room, the box can be directly through spacing key and the spacing groove cooperation on the chassis implementation quick installation and dismantlement.
On the basis of the technical scheme, the invention can be further improved as follows.
Further, the through hole is formed in the surface of the chassis, the guide ring is installed inside the chassis, and the guide pin is arranged on one side of the box body.
The beneficial effect of adopting the further scheme is that: the through hole is used for installing the chassis on the wall, and leading circle one side has connect external circuit, and the wiring of box internal circuit is in guide pin department, and the guide pin makes the inside power consumption device of box can normal use with the cooperation of leading circle.
Furthermore, the inner wall of the chassis is provided with the limiting groove, and the limiting key is matched with the limiting groove.
The beneficial effect of adopting the further scheme is that: so that the box body can be quickly arranged on the chassis.
Further, the motor outer wall is provided with the mount pad, the mount pad with the box inner wall is connected.
The beneficial effect of adopting the further scheme is that: the effect of mount pad is used for installing the motor, guarantees the steady operation of motor.
Further, the inner wall of the box body is provided with the base, and the spring is arranged between the base and the vibration fork.
The beneficial effect of adopting the further scheme is that: the vibration fork can vibrate at a certain frequency under the action of the rotary key.
Furthermore, the outer wall of the rotating shaft is sleeved with the limiting bearing, and the limiting bearing is connected with the inner wall of the box body.
The beneficial effect of adopting the further scheme is that: the limiting bearing has the function of fixing the motor and ensures the stability of rotation.
Further, vibration fork one end is provided with vibration sensor.
The beneficial effect of adopting the further scheme is that: the change of the frequency of the vibration fork can be transmitted to the control end in real time.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings. The detailed description of the present invention is given in detail by the following examples and the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings:
FIG. 1 is a schematic main sectional view of a tuning fork level switch capable of being rapidly disassembled according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of positions of a tuning fork liquid level switch guide rail and a vibrating fork capable of being rapidly disassembled according to an embodiment of the present invention;
FIG. 3 is a schematic diagram illustrating positions of a tuning fork liquid level switch mounting base and a through hole, which are capable of being rapidly disassembled according to an embodiment of the present invention;
fig. 4 is a schematic view of a vibrating fork of a tuning fork liquid level switch capable of being quickly disassembled according to an embodiment of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. a chassis; 2. guiding a needle; 3. a limiting key; 4. a box body; 5. a guide rail; 6. a rotating key; 7. a base; 8. vibrating the fork; 9. a rotating shaft; 10. rotating the ring; 11. a spring; 12. a vibration sensor; 13. a limit bearing; 14. a motor; 15. a mounting seat; 16. a limiting groove; 17. a through hole; 18. and a guide ring.
Detailed Description
The principles and features of the present invention are described below in conjunction with the accompanying fig. 1-4, which are provided by way of example only to illustrate the present invention and not to limit the scope of the present invention. The invention is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. Advantages and features of the present invention will become apparent from the following description and from the claims. It is to be noted that the drawings are in a very simplified form and are not to precise scale, which is merely for the purpose of facilitating and distinctly claiming the embodiments of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
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 invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
As shown in fig. 1 to 4, the present invention provides a tuning fork liquid level switch capable of being rapidly disassembled, which includes a chassis 1, a box 4, a vibrating fork 8, a rotating shaft 9, a rotating ring 10 and a motor 14, wherein the lower end of the chassis 1 is provided with the box 4, the outer wall of the box 4 is provided with a limit key 3, the inner wall of the chassis 1 is provided with a limit groove 16, the limit key 3 is adapted to the limit groove 16, so that the box 4 can be rapidly installed on the chassis 1, the motor 14 is arranged in the box 4, the outer wall of the motor 14 is provided with an installation seat 15, the installation seat 15 is connected with the inner wall of the box 4, the installation seat 15 is used for installing the motor 14, so as to ensure the stable operation of the motor 14, as is well known by those skilled in the art, the provision of the motor 14 is common, which belongs to conventional means or common knowledge, and will not be described herein again, one side of the box body 4 is provided with a guide pin 2, the through hole 17 is used for installing the chassis 1 on the wall surface, one side of the guide ring 18 is connected with an external circuit, the internal circuit of the box body 4 is connected with the guide pin 2, and the guide pin 2 and the guide ring 18 are matched to enable the internal electric device of the box body 4 to be normally used.
Preferably, through-hole 17 has been seted up on chassis 1 surface, and chassis 1 internally mounted has guide 18, and box 4 one side is provided with guide pin 2, and through-hole 17 is used for installing chassis 1 in the wall, and guide 18 one side has connect external circuit, and box 4 internal circuit wiring is in guide pin 2 department, and guide pin 2 and guide 18 cooperation make the inside consumer of box 4 normally usable.
Preferably, the inner wall of the chassis 1 is provided with a limit groove 16, and the limit key 3 is matched with the limit groove 16, so that the box body 4 can be quickly installed on the chassis 1.
Preferably, the outer wall of the motor 14 is provided with a mounting seat 15, the mounting seat 15 is connected with the inner wall of the box body 4, and the mounting seat 15 is used for mounting the motor 14, so that the motor 14 can stably run, and the vibration frequency of the vibration fork 8 can be kept constant.
Preferably, the inner wall of the box body 4 is provided with a base 7, and a spring 11 is arranged between the base 7 and the vibrating fork 8, so that the vibrating fork 8 can vibrate at a certain frequency under the action of the rotating key 6.
Preferably, the outer wall of the rotating shaft 9 is sleeved with a limiting bearing 13, the limiting bearing 13 is connected with the inner wall of the box body 4, the limiting bearing 13 is used for fixing the motor 14, and the motor 14 is stable in rotation, so that the stability of the vibration frequency of the vibration fork 8 is ensured.
Preferably, a vibration sensor 12 is arranged at one end of the vibration fork 8, the vibration sensor 12 mainly comprises a mechanical receiving part and an electromechanical conversion part, when the vibration frequency of the vibration fork 8 changes, a variable of the vibration received by the mechanical receiving part is converted into an electric signal through the electromechanical conversion part and then transmitted to the control end, the effect of controlling the liquid level switch is achieved, a base 7 is arranged on the inner wall of the box body 4, a spring 11 is arranged between the base 7 and the vibration fork 8, and the vibration fork 8 can vibrate at a certain frequency under the action of the rotation key 6.
The specific working principle and the using method of the invention are as follows: rotate through motor 14, drive rotation key 6 and rotate, make vibration fork 8 vibrate with certain vibration frequency in guide rail 5, when liquid level submergence vibration fork 8, vibration sensor 12 feels vibration frequency's change, pass this signal for the control room, quick installation and dismantlement can be carried out through spacing key 3 and the 16 cooperations of spacing groove on the chassis 1 directly to box 4, although the current tuning fork liquid level switch easy operation has been solved, the security performance is strong, but can't carry out quick dismantlement and installation, the problem of inconvenience is brought for the user.
The foregoing is merely a preferred embodiment of the invention and is not intended to limit the invention in any manner; the present invention may be readily implemented by those of ordinary skill in the art as illustrated in the accompanying drawings and described above; however, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the scope of the invention as defined by the appended claims; meanwhile, any changes, modifications, and evolutions of the equivalent changes of the above embodiments according to the actual techniques of the present invention are still within the protection scope of the technical solution of the present invention.
Claims (7)
1. The utility model provides a tuning fork liquid level switch that can dismantle fast which characterized in that: including chassis (1), box (4), vibration fork (8), pivot (9), rotation circle (10) and motor (14), chassis (1) lower extreme is provided with box (4), box (4) outer wall is provided with spacing key (3), be provided with motor (14) in box (4), motor (14) one side is provided with pivot (9), pivot (9) outer wall has cup jointed rotation circle (10), it is provided with rotation key (6) to rotate circle (10) outer wall, it is provided with vibration fork (8) to rotate circle (10) one side, rotate key (6) with vibration fork (8) looks adaptation, vibration fork (8) both sides are provided with guide rail (5), guide rail (5) with box (4) inner wall is connected.
2. The fast detachable tuning fork liquid level switch of claim 1, wherein: the novel multifunctional trolley is characterized in that a through hole (17) is formed in the surface of the base plate (1), a guide ring (18) is installed inside the base plate (1), and a guide pin (2) is arranged on one side of the box body (4).
3. The fast detachable tuning fork liquid level switch of claim 1, wherein: the inner wall of the chassis (1) is provided with a limiting groove (16), and the limiting key (3) is matched with the limiting groove (16).
4. The fast detachable tuning fork liquid level switch of claim 1, wherein: the outer wall of the motor (14) is provided with a mounting seat (15), and the mounting seat (15) is connected with the inner wall of the box body (4).
5. The fast detachable tuning fork liquid level switch of claim 1, wherein: the inner wall of the box body (4) is provided with a base (7), and a spring (11) is arranged between the base (7) and the vibration fork (8).
6. The fast detachable tuning fork liquid level switch of claim 1, wherein: the outer wall of the rotating shaft (9) is sleeved with a limiting bearing (13), and the limiting bearing (13) is connected with the inner wall of the box body (4).
7. The fast detachable tuning fork liquid level switch of claim 1, wherein: and a vibration sensor (12) is arranged at one end of the vibration fork (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011571987.4A CN112729469A (en) | 2020-12-27 | 2020-12-27 | Tuning fork liquid level switch capable of being rapidly disassembled |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011571987.4A CN112729469A (en) | 2020-12-27 | 2020-12-27 | Tuning fork liquid level switch capable of being rapidly disassembled |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112729469A true CN112729469A (en) | 2021-04-30 |
Family
ID=75616949
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011571987.4A Withdrawn CN112729469A (en) | 2020-12-27 | 2020-12-27 | Tuning fork liquid level switch capable of being rapidly disassembled |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112729469A (en) |
-
2020
- 2020-12-27 CN CN202011571987.4A patent/CN112729469A/en not_active Withdrawn
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210430 |