CN218230152U

CN218230152U - Potentiometer with good sealing performance

Info

Publication number: CN218230152U
Application number: CN202222239532.3U
Authority: CN
Inventors: 蔡金林; 蔡伟强
Original assignee: Shenzhen Jinertai Electronics Co ltd
Current assignee: Shenzhen Jinertai Electronics Co ltd
Priority date: 2022-08-24
Filing date: 2022-08-24
Publication date: 2023-01-06
Anticipated expiration: 2032-08-24

Abstract

The utility model provides a potentiometre that leakproofness is good relates to potentiometre technical field, including the potentiometre body, the surperficial bottom fixed mounting of potentiometre body has the upper cover plate, the bottom of upper cover plate is provided with down the apron, the bottom laminating of apron has the rubber pad down, the top fixed mounting of apron has the dead lever down, one side of rubber pad is fixed with sealing washer A, one side fixed mounting that sealing washer A was kept away from to the rubber pad has sealing washer C, the fixed orifices has all been seted up in the top four corners of rubber pad, one side fixed mounting of apron has the pin down, potentiometre body and the intersection fixed mounting of upper cover plate have sealing washer B, the bottom four corners of upper cover plate is all seted up flutedly. The utility model discloses in, through rubber pad and sealing washer A's setting, make the potentiometre body inside sealed, avoided hydrone in the air or particulate matter to float into the potentiometre inside and influence the phenomenon production of potentiometre normal use.

Description

Potentiometer with good sealing performance

Technical Field

The utility model relates to a potentiometre technical field especially relates to a potentiometre that leakproofness is good.

Background

When electronic product adds man-hour, need use the potentiometre to assemble its electronic product, because of inside the connection of buckle glue that passes through of current potentiometre, the leakproofness is lower, and the potentiometre is when using for a long time, probably enters into the inside of potentiometre because of the hydrone in the air to lead to inside the being affected the normal use of potentiometre by the tide, so need improve.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a potentiometer with good sealing performance.

In order to realize the purpose, the utility model adopts the following technical scheme: the utility model provides a potentiometre that leakproofness is good, includes the potentiometre body, the surperficial bottom fixed mounting of potentiometre body has the upper cover plate, the bottom of upper cover plate is provided with down the apron, the bottom laminating of apron has the rubber pad down, the top fixed mounting of apron has the dead lever down, one side of rubber pad is fixed with sealing washer A, one side fixed mounting that sealing washer A was kept away from to the rubber pad has sealing washer C, the fixed orifices has all been seted up in the top four corners of rubber pad, one side fixed mounting of apron has the pin down.

In order to make potentiometre body and upper cover plate intersection obtain sealed, the utility model discloses the improvement has, potentiometre body and the intersection fixed mounting of upper cover plate have sealing washer B.

In order to facilitate the fixation of the rubber pad, the utility model discloses the improvement has, the bottom four corners of upper cover plate is all seted up flutedly, sliding connection between recess and the dead lever.

In order to make pin and apron intersection down obtain sealed, the utility model discloses the improvement has, pin and the intersection fixed mounting of apron down have sealing washer D.

In order to make the pin can not bend because of the collision in the transportation, the utility model discloses the improvement has, the surface of pin is provided with protection machanism, protection machanism includes the rubber sleeve, rubber sleeve fixed mounting is on the surface of pin, the surface cover of pin is equipped with the shell, the middle fixed mounting of shell has the bracing piece.

In order to facilitate the shell to be taken out from the pins, the utility model discloses the improvement has, sliding connection between shell and the pin.

In order to increase the hardness of the shell, the utility model discloses the improvement has, the material of shell is polyformaldehyde plastics.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. the utility model discloses in, through rubber pad and sealing washer A's setting, make the potentiometre body inside sealed, avoided hydrone in the air or particulate matter to float into the potentiometre inside and influence the phenomenon production of potentiometre normal use.

2. The utility model discloses in, because of the pin of current potentiometre is more fragile, take place slight collision and probably lead to the pin to warp in the transportation, and through the setting of shell, make the pin can be through the protection of shell in the transportation, avoided leading to the phenomenon production of pin bending or rupture because of the collision.

Drawings

Fig. 1 is a schematic view of a potentiometer with good sealing performance according to the present invention;

fig. 2 is a schematic diagram of a partial explosion structure of a potentiometer with good sealing performance according to the present invention;

fig. 3 is an enlarged view of a portion a in fig. 2 of the potentiometer provided by the present invention with good sealing performance;

fig. 4 is a schematic view of a part of the structure of a potentiometer having good sealing performance according to the present invention.

Illustration of the drawings:

1. a potentiometer body; 2. an upper cover plate; 3. a sealing ring A; 4. a lower cover plate; 5. a rubber sleeve; 6. a groove; 7. a fixing hole; 8. a seal ring B; 9. a rubber pad; 10. a seal ring C; 11. fixing the rod; 12. a pin; 13. a housing; 14. a support rod.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.

Example one

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a potentiometre that leakproofness is good, including potentiometre body 1, the surperficial bottom fixed mounting of potentiometre body 1 has upper cover plate 2, potentiometre body 1 and upper cover plate 2's intersection fixed mounting has sealing washer B8, recess 6 has all been seted up in upper cover plate 2's bottom four corners, sliding connection between recess 6 and the dead lever 11, upper cover plate 2's bottom is provided with lower apron 4, the bottom laminating of lower apron 4 has rubber pad 9, the top fixed mounting of lower apron 4 has dead lever 11, one side of rubber pad 9 is fixed with sealing washer A3, one side fixed mounting that sealing washer A3 was kept away from to rubber pad 9 has sealing washer C10, fixed orifices 7 have all been seted up in rubber pad 9's top four corners, the design of fixed orifices 7 and dead lever 11 is more convenient for the installation of rubber pad 9, and the design of rubber pad 9 and sealing washer A3 is sealed for making the gap between lower apron 4 and the upper cover plate 2.

Referring to fig. 2-3, a pin 12 is fixedly mounted on one side of the lower cover plate 4, a sealing ring D is fixedly mounted at the intersection of the pin 12 and the lower cover plate 4, and the sealing ring D is designed to seal the intersection of the pin 12 and the lower cover plate 4, so as to prevent water molecules or micro-particles in the air from floating from the pin 12 to the inside of the potentiometer.

Example two

Referring to fig. 2 and 4, a protection mechanism is arranged on the surface of a pin 12, the protection mechanism includes a rubber sleeve 5, the rubber sleeve 5 is fixedly installed on the surface of the pin 12, a housing 13 is sleeved on the surface of the pin 12, the rubber sleeve 5 is designed to prevent the three pins 12 from touching together when a potentiometer is installed, so that the potentiometer cannot normally operate, a support rod 14 is fixedly installed in the middle of the housing 13, the housing 13 is slidably connected with the pins 12, the housing 13 is made of polyoxymethylene plastic, and the housing 13 is designed to enable the potentiometer to be sleeved on the pins 12 through the housing 13 in a transportation process. The pins 12 are protected, and the phenomenon that the pins 12 are bent due to collision in the transportation process is avoided.

The working principle is as follows: when the potentiometer is assembled, firstly, the rubber pad 9 is taken up, the fixing hole 7 in the rubber pad 9 is aligned to the fixing rod 11 and moves downwards along the fixing rod 11 until the rubber pad 9 moves to the top end of the lower cover plate 4, then the sealing ring A3 and the sealing ring B8 clamp the inner wall of the lower cover plate 4, then the potentiometer body 1 is installed on the upper cover plate 2, the groove 6 at the bottom end of the upper cover plate 2 is aligned to the fixing rod 11, the fixing rod 11 is inserted into the groove 6, the sealing ring A3 and the sealing ring B8 are clamped on two sides of the inner wall of the upper cover plate 2, when the potentiometer is installed, the shell 13 is firstly held, the shell 13 is pulled towards the direction outside the potentiometer body 1, the shell 13 slides on the pin 12 until the shell 13 leaves the pin 12, and then the potentiometer is installed.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may apply the equivalent embodiments modified or modified by the above technical contents disclosed as equivalent variations to other fields, but any simple modifications, equivalent changes and modifications made to the above embodiments according to the technical spirit of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides a potentiometre that leakproofness is good, includes potentiometre body (1), its characterized in that: the potentiometer comprises a potentiometer body (1) and is characterized in that an upper cover plate (2) is fixedly mounted at the bottom end of the surface of the potentiometer body (1), a lower cover plate (4) is arranged at the bottom end of the upper cover plate (2), a rubber gasket (9) is attached to the bottom end of the lower cover plate (4), a fixing rod (11) is fixedly mounted at the top end of the lower cover plate (4), a sealing ring A (3) is fixed to one side of the rubber gasket (9), a sealing ring C (10) is fixedly mounted at one side of the rubber gasket (9) far away from the sealing ring A (3), fixing holes (7) are formed in four corners of the top end of the rubber gasket (9), and a pin (12) is fixedly mounted at one side of the lower cover plate (4).

2. A potentiometer according to claim 1, having good sealing properties, wherein: and a sealing ring B (8) is fixedly arranged at the intersection of the potentiometer body (1) and the upper cover plate (2).

3. The potentiometer with good sealing performance according to claim 1, wherein: four corners of the bottom end of the upper cover plate (2) are provided with grooves (6), and the grooves (6) are connected with the fixing rods (11) in a sliding mode.

4. A potentiometer according to claim 1, having good sealing properties, wherein: and a sealing ring D is fixedly mounted at the intersection of the pin (12) and the lower cover plate (4).

5. A potentiometer according to claim 1, having good sealing properties, wherein: the surface of pin (12) is provided with protection machanism, protection machanism includes rubber sleeve (5), rubber sleeve (5) fixed mounting is on the surface of pin (12), the surface cover of pin (12) is equipped with shell (13), the middle fixed mounting of shell (13) has bracing piece (14).

6. A potentiometer according to claim 5, characterized in that: the shell (13) is connected with the pins (12) in a sliding mode.

7. A potentiometer according to claim 5, characterized in that: the shell (13) is made of polyformaldehyde plastic.