Small floating ball liquid level switch

Abstract

The utility model discloses a small-sized floating ball liquid level switch, which comprises a floating ball assembly, a mounting assembly and a clamping piece, a floating ball assembly is arranged on the mounting assembly, the floating ball assembly can rotate around the mounting assembly, the clamping piece is arranged in the mounting assembly, the clamping piece can clamp and fix the control piece in the mounting assembly, and the floating ball assembly can trigger an electric signal to the control piece through rotation. The control device has the advantages that the control piece is clamped and fixed through the clamping piece, the situation that the control piece shakes in the control cabin is prevented, the defect that the control piece and a magnetic control piece are triggered at different positions each time is overcome, meanwhile, the control piece can be conveniently installed, and the control piece is convenient to use. And the mounting directions and positions of the control piece and the clamping piece are ensured to be consistent.

Description

Technical Field

[0001] The utility model relates to the technical field of liquid level detection, in particular to a small float liquid level switch. Background Art

[0002] The float liquid level switch is a liquid level detection device widely used in industrial automation control systems. Its design is based on the buoyancy principle, and one or more floats are used to detect the liquid level position.

[0003] There is a magnet inside the float. When it reaches a specific position, it will trigger a reed switch or other types of magneto-sensitive elements inside the sensor, causing the circuit to be turned on or off, thereby sending a switch signal. However, this specific position is not triggered at the same position every time. Therefore, in the process of use by customers, the switching and closing points are often not at a fixed position, which greatly increases the debugging time during use. For this reason, the inventor designed a small float liquid level switch. Summary of the Utility Model

[0004] The purpose of this part is to outline some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this part, as well as in the abstract of the specification and the title of the utility model of this application, to avoid obscuring the purpose of this part, the abstract of the specification, and the title of the utility model. However, such simplifications or omissions shall not be used to limit the scope of the utility model.

[0005] In view of the problems existing in the above or prior art, the present utility model is proposed.

[0006] Therefore, the purpose of the present utility model is to provide a small float liquid level switch, which can fix the control part by means of a clamping part, prevent the control part from shaking in the control cabin, and avoid the defect that the control part and the magnetic control part are not triggered at the same position each time.

[0007] To solve the above technical problems, the present utility model provides the following technical solution: a small float liquid level switch, which includes a float assembly, a mounting assembly, and a clamping part; the mounting assembly is provided with the float assembly, the float assembly can rotate around the mounting assembly, the clamping part is arranged inside the mounting assembly, the clamping part can clamp and fix the control part inside the mounting assembly, and the float assembly can trigger corresponding controls on the control part by rotation.

[0008] As a preferred scheme of the small float liquid level switch of the present utility model, wherein: the clamping part protrudes or / and recesses a certain depth or / and height.

[0009] As a preferred scheme of the small float liquid level switch of the present utility model, wherein: the clamping part includes a concave notch, and the concave notch can embed and fix the control part.

[0010] As a preferred embodiment of the small float level switch of the present utility model, wherein: the float assembly includes a float and a rotating member; one end of the float is connected to one end of the rotating member, and the other end of the rotating member is rotatably connected to the mounting assembly.

[0011] As a preferred embodiment of the small float level switch of the present utility model, wherein: it further includes a magnetic control member, the magnetic control member is arranged inside the rotating member and near one end of the mounting assembly, and the magnetic control member can be matched with the control member.

[0012] As a preferred embodiment of the small float level switch of the present utility model, wherein: the inside of the float is a cavity, and the float can drive the rotating member to rotate according to the liquid level change.

[0013] As a preferred embodiment of the small float level switch of the present utility model, wherein: the mounting assembly includes a control cabin and a gland; one side of the control cabin is connected to the gland, one end of the gland is provided with a clamping member, and the clamping member is arranged near one end of the control cabin, and a control member is arranged inside the control cabin, and the clamping member can clamp and limit the control member for fixation.

[0014] As a preferred embodiment of the small float level switch of the present utility model, wherein: an aviation plug is arranged on the gland, and a cable can be inserted into the aviation plug to be connected to the control member.

[0015] As a preferred embodiment of the small float level switch of the present utility model, wherein: the control member includes a control main board and a magnetic reed; the magnetic reed is arranged on the control main board, and the magnetic reed can communicate with the control main board.

[0016] As a preferred embodiment of the small float level switch of the present utility model, wherein: the magnetic control member includes a magnet, and the magnet can rotate following the rotating member.

[0017] The beneficial effects of the present utility model: The present utility model clamps and fixes the control member through the clamping member, preventing the control member from shaking inside the control cabin, avoiding the defect that the control member and the magnetic control member are not triggered at the same position each time, and at the same time enabling the control member to be easily installed, ensuring that the installation direction and position of the control member and the clamping member are consistent. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following will briefly introduce the drawings required for the description of the embodiments. Obviously, the following drawings are only some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained according to these drawings. Among them:

[0019] Figure 1 It is a three-dimensional schematic diagram of the small float level switch.

[0020] Figure 2 It is a disassembled schematic diagram of the installation component of a small float level switch.

[0021] Figure 3 It is the front view of a small float level switch.

[0022] Figure 4 It is Figure 3 The sectional view at A-A of a medium and small float level switch.

[0023] Figure 5 It is the sectional view of a small float level switch in the off state. Specific implementation manners

[0024] To make the above objects, features and advantages of the present utility model more obvious and understandable, the specific implementation manners of the present utility model will be described in detail below in conjunction with the accompanying drawings of the specification.

[0025] In the following description, many specific details are set forth in order to fully understand the present utility model. However, the present utility model can also be implemented in other ways different from those described herein. Those skilled in the art can make similar extensions without departing from the connotation of the present utility model. Therefore, the present utility model is not limited by the specific embodiments disclosed below.

[0026] Secondly, the so-called "one embodiment" or "embodiment" herein refers to a specific feature, structure or characteristic that can be included in at least one implementation manner of the present utility model. The phrase "in one embodiment" appearing in different places in this specification does not necessarily refer to the same embodiment, nor is it an individual or alternative embodiment that is mutually exclusive with other embodiments.

[0027] Embodiment 1

[0028] Referring to Figures 1-2 , it is the first embodiment of the present utility model. This embodiment provides a small float level switch, which includes a float assembly 1, an installation assembly 2, and a clamping member 3. By arranging the clamping member 3 inside the installation assembly 2, the control member 4 is limited and fixed by the clamping member 3. Through the rotation of the float assembly 1, it can cooperate with the control member 4 to issue corresponding commands.

[0029] Specifically, the float assembly 1, the installation assembly 2, and the clamping member 3; the float assembly 1 is arranged on the installation assembly 2, the float assembly 1 can rotate around the installation assembly 2, the clamping member 3 is arranged inside the installation assembly 2, the clamping member 3 can clamp and fix the control member 4 inside the installation assembly 2, and the float assembly 1 can trigger corresponding controls on the control member 4 through rotation.

[0030] Preferably, the control member 4 can be limited and fixed by the clamping member 3 to prevent the control member 4 from moving and flipping during operation, which would cause the positions of the float assembly 1 and the control member 4 to trigger the corresponding functions to be inconsistent, resulting in failure to work.

[0031] Preferably, the float assembly 1 is set in the liquid, and the float assembly 1 can be driven to rise or fall by the change of liquefaction, and the float assembly 1 rotates along the mounting assembly 2 according to the change of liquid level. The rotation of the float assembly 1 can approach the control component 4 to trigger the corresponding command, such as starting water injection and releasing the alarm light.

[0032] In summary, the present invention can limit and fix the control component 4 through the clamping component 3, ensuring that the control component 4 can move and flip in the installation component 2. Through the change of liquid level, the float component 1 can rotate around the installation component 2, thereby contacting or moving away from the control component 4 to achieve the corresponding function.

[0033] Example 2

[0034] Reference Figures 1-5 This is the second embodiment of the present utility model. In the previous embodiment, the small float liquid level switch includes a float assembly 1, a mounting assembly 2, and a clamping member 3. The clamping member 3 is set inside the mounting assembly 2, and the control member 4 is limited and fixed by the clamping member 3. The rotation of the float assembly 1 can cooperate with the control member 4 to issue corresponding commands.

[0035] Specifically, the float assembly 1, the installation assembly 2, and the clamping member 3; the float assembly 1 is provided on the installation assembly 2, the float assembly 1 can rotate around the installation assembly 2, the clamping member 3 is provided inside the installation assembly 2, the clamping member 3 can clamp and fix the control member 4 inside the installation assembly 2, and the float assembly 1 can trigger corresponding control of the control member 4 by rotating.

[0036] Preferably, the control member 4 can be limited and fixed by the clamping member 3 to prevent the control member 4 from moving and flipping during operation, which would cause the positions of the float assembly 1 and the control member 4 to trigger the corresponding functions to be inconsistent, resulting in failure to work.

[0037] Preferably, the float assembly 1 is set in the liquid, and the float assembly 1 can be driven to rise or fall by the change of liquefaction, and the float assembly 1 rotates along the mounting assembly 2 according to the change of liquid level. The rotation of the float assembly 1 can approach the control component 4 to trigger the corresponding command, such as starting water injection and releasing the alarm light.

[0038] Furthermore, the clamping member 3 is protruding or / and recessed to a certain depth or / and height.

[0039] Preferably, the clamping member 3 can either protrude a certain height to limit and fix the control member 4, or recess a certain depth to limit and fix the control member 4, or recess a certain depth on the basis of the protruding height to fix the control member 4, as long as the control member 4 can be clamped and fixed.

[0040] Furthermore, the clamping member 3 includes a concave notch 31, and the concave notch 31 can embed and fix the control member 4.

[0041] Preferably, the concave notch 31 can be a rectangular notch, a square notch, a way with waist-shaped openings on both sides, a single-sided groove, a double-sided groove or a hexagonal groove, as long as the control member 4 can be clamped and fixed.

[0042] Furthermore, the float assembly 1 includes a float 11 and a rotating member 12; one end of the float 11 is connected to one end of the rotating member 12, and the other end of the rotating member 12 is rotatably connected to the mounting assembly 2.

[0043] Preferably, the float 11 is arranged in the liquid, and through the change of the liquid, the float 11 can drive the rotating member 12 to rotate along one end of the mounting assembly 2.

[0044] Preferably, the float 11 is fixedly connected to one end of the rotating member 12, and the other end of the rotating member 12 is movably connected to the mounting assembly 2.

[0045] Furthermore, it further includes a magnetic control member 13. The magnetic control member 13 is arranged inside the rotating member 12 and close to one end of the mounting assembly 2, and the magnetic control member 13 can be matched with the control member 4.

[0046] Preferably, the magnetic control member 13 generates a magnetic force when approaching the control member 4, causing the control member 4 to generate corresponding electrical signals and issue corresponding commands.

[0047] Furthermore, the inside of the float 11 is a cavity, and the float 11 can drive the rotating member 12 to rotate according to the liquid level change.

[0048] Preferably, the float 11 is usually made of a light material, such as plastic, etc., so that it can float on the liquid surface. The size and density of the float determine its buoyancy in different liquids, thereby affecting its position in the liquid.

[0049] Preferably, due to its simple and reliable design, the small float liquid level switch is widely used in multiple industries:

[0050] 1. Sewage treatment plants: Monitor the liquid levels of wastewater collection ponds, sedimentation ponds, etc. to ensure the efficiency and safety of the sewage treatment process.

[0051] 2 Water supply equipment: Monitor the water level in the water tank, automatically start or stop the water supply pump, and maintain a stable water level.

[0052] Petrochemical industry: Detect the liquid level in containers such as storage tanks and reaction kettles, and control the addition and removal of chemicals.

[0053] Furthermore, the installation component 2 includes a control cabin 21 and an oil order 22; One side of the control cabin 21 is connected to the oil order 22. A clamping member 3 is provided at one end of the oil order 22, and the clamping member 3 is arranged at the end close to the control cabin 21. A control member 4 is arranged in the control cabin 21, and the clamping member 3 can clamp and limit the control member 4 for fixation.

[0054] Preferably, the interior of the control cabin 21 is set as a cavity to accommodate and store the control member 4. The oil order 22 can be threadedly and fixedly connected to the control cabin 21, and the concave notch 31 on the oil order 22 can limit and fix the control member 4.

[0055] Furthermore, an aviation plug 23 is provided on the oil order 22, and a cable can be inserted into the aviation plug 23 to be connected to the control member 4.

[0056] Furthermore, the control member 4 includes a control main board 41 and a magnetic reed 42; The magnetic reed 42 is arranged on the control main board 41, and the magnetic reed 42 can communicate with the control main board 41.

[0057] Preferably, the magnetic reed 42 can generate an electrical signal according to the distance from the magnetic control member 13, thereby closing or conducting the circuit on the control main board 41.

[0058] Furthermore, the magnetic control member 13 includes a magnet 131, and the magnet 131 can rotate following the rotating member 12.

[0059] Preferably, when the magnetic control member 13 is close to the control member 4, it is in a conducting state, and when the magnetic control member 13 is far from the control member 4, it is in a disconnected state.

[0060] In summary, the utility model clamps and fixes the control member 4 through the clamping member 3, preventing the control member 4 from shaking in the control cabin 21, avoiding the defect that the control member 4 and the magnetic control member 13 are not triggered at the same position each time, and at the same time enabling the control member 4 to be easily installed, ensuring that the installation direction and position of the control member 4 and the clamping member 3 are consistent.

[0061] Importantly, it should be noted that the construction and arrangement of the present application shown in multiple different exemplary embodiments are merely illustrative. Although only a few embodiments are described in detail in this disclosure, those who refer to this disclosure should easily understand that many modifications are possible without substantially departing from the novel teachings and advantages of the subject matter described in this application (e.g., changes in the size, scale, structure, shape and proportion of various elements, as well as parameter values (such as temperature, pressure, etc.), installation arrangements, use of materials, color, orientation, etc.). For example, an element shown as integrally formed may be composed of multiple parts or elements, the position of the element may be inverted or otherwise changed, and the nature, number or position of discrete elements may be altered or changed. Therefore, all such modifications are intended to be included within the scope of the present utility model. The order or sequence of any process or method steps may be changed or reordered according to alternative embodiments. In the claims, any "means-plus-function" clause is intended to cover the structures that perform the recited function herein, and not only structural equivalents but also equivalent structures. Other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments without departing from the scope of the present utility model. Therefore, the present utility model is not limited to specific embodiments, but extends to various modifications that still fall within the scope of the appended claims.

[0062] In addition, in order to provide a concise description of the exemplary embodiments, not all features of the actual embodiments may be described (i.e., those features that are not relevant to the currently contemplated best mode of carrying out the present utility model or those features that are not relevant to the implementation of the present utility model).

[0063] It should be understood that in the development of any actual implementation, as in any engineering or design project, a large number of specific implementation decisions may be made. Such development efforts may be complex and time-consuming, but for those of ordinary skill in the art who benefit from this disclosure, without undue experimentation, such development efforts will be a routine task of design, manufacturing and production.

[0064] It should be noted that the above embodiments are only used to illustrate the technical solutions of the present utility model and not to limit them. Although the present utility model has been described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that the technical solutions of the present utility model may be modified or equivalently replaced without departing from the spirit and scope of the technical solutions of the present utility model, and all of them should be covered by the scope of the claims of the present utility model.

Claims

1. A small float level switch, characterized in that: It includes a float assembly (1), a mounting assembly (2), and a clamping member (3); the mounting assembly (2) is provided with a float assembly (1), the float assembly (1) can rotate around the mounting assembly (2), the clamping member (3) is arranged inside the mounting assembly (2), the clamping member (3) can clamp and fix a control member (4) inside the mounting assembly (2), and the float assembly (1) can trigger an electrical signal for the control member (4) by rotation.

2. The small float level switch according to claim 1, characterized in that: The clamping member (3) protrudes or / and recesses by a certain depth or height.

3. The small float level switch according to claim 1 or 2, characterized in that: The clamping member (3) includes a concave notch (31), and the concave notch (31) can embed and fix the control member (4).

4. The small float liquid level switch according to claim 1, characterized in that: The float assembly (1) includes a float (11) and a rotating member (12); one end of the float (11) is connected to one end of the rotating member (12), and the other end of the rotating member (12) is rotatably connected to the mounting assembly (2).

5. The small float level switch according to claim 4, characterized in that: It further includes a magnetic control member (13), the magnetic control member (13) is arranged inside the rotating member (12) and near one end of the mounting assembly (2), and the magnetic control member (13) can match with the control member (4).

6. The small float level switch according to claim 4, wherein: The inside of the float (11) is a cavity, and the float (11) can drive the rotating member (12) to rotate according to the liquid level change.

7. The small float liquid level switch according to claim 1, characterized in that: The mounting assembly (2) includes a control cabin (21) and an oil seal (22); one side of the control cabin (21) is connected to the oil seal (22), one end of the oil seal (22) is provided with a clamping member (3), and the clamping member (3) is arranged near one end of the control cabin (21), a control member (4) is arranged inside the control cabin (21), and the clamping member (3) can clamp and limit the control member (4) for fixation.

8. The small float liquid level switch according to claim 7, wherein: An aviation plug (23) is arranged on the oil seal (22), and a cable can be inserted into the aviation plug (23) to be connected to the control member (4).

9. The small float liquid level switch according to claim 1, characterized in that: The control member (4) includes a control main board (41) and a magnetic reed (42); the magnetic reed (42) is arranged on the control main board (41), and the magnetic reed (42) can connect the control main board (41).

10. The small float level switch according to claim 5, characterized in that: The magnetic control member (13) includes a magnet (131), and the magnet (131) can rotate following the rotating member (12).

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