CN216133774U

CN216133774U - Electronic selective switch with good stability

Info

Publication number: CN216133774U
Application number: CN202121493995.1U
Authority: CN
Inventors: 赵仁超; 华德睿; 吕开均
Original assignee: Jiangsu Weijie Sitong Energy Technology Co ltd
Current assignee: Jiangsu Weijie Sitong Energy Technology Co ltd
Priority date: 2021-07-01
Filing date: 2021-07-01
Publication date: 2022-03-25
Anticipated expiration: 2031-07-01

Abstract

The utility model discloses an electronic hair selection switch with good stability, which comprises a hair selection switch shell and a cover plate, wherein a first spring groove is formed in the hair selection switch shell, a first spring is fixedly connected in the hair selection switch shell and positioned in the first spring groove, one end of the first spring is fixedly connected with a first clamping block, the bottom of the first clamping block is in sliding connection with the interior of the hair selection switch shell, a second clamping block is fixedly connected to one side, far away from the first clamping block, in the hair selection switch shell, a second screw is connected to the interior of the second clamping block through threads, a second spring groove is formed in the hair selection switch shell, and a second spring is fixedly connected in the hair selection switch shell and positioned in the second spring groove; therefore, the stability of the electronic selective-sending switch is improved, the heat dissipation is effectively carried out in the electronic selective-sending switch, the electronic selective-sending switch is prevented from being damaged, and the service life of the electronic selective-sending switch is prolonged.

Description

Electronic selective switch with good stability

Technical Field

The utility model relates to the technical field of circuit switches, in particular to an electronic selective switch with good stability.

Background

The conventional electronic selective-sending switch is excited by selecting addresses through a processor, selects a code, opens a circuit corresponding to the code, and opens the next-stage selective-sending electronic switch connected in series on a tool string one by one through the processor. However, the existing electronic selective-sending switch has the defects of large contact force and poor stability, and the electronic selective-sending switch has poor internal heat dissipation performance, so that the electronic selective-sending switch is easily damaged, and the service life of the electronic selective-sending switch is shortened. Therefore, an electronic selective switch with good stability is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an electronic selective-sending switch with good stability so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: an electronic hair selection switch with good stability comprises a hair selection switch shell and a cover plate, wherein a first spring groove is formed in the hair selection switch shell, a first spring is fixedly connected in the hair selection switch shell and positioned in the first spring groove, one end of the first spring is fixedly connected with a first clamping block, the bottom of the first clamping block is in sliding connection with the interior of the hair selection switch shell, one side, far away from the first clamping block, of the interior of the hair selection switch shell is fixedly connected with a second clamping block, the interior of the second clamping block is in threaded connection with a second screw, a second spring groove is formed in the hair selection switch shell, a second spring is fixedly connected in the interior of the hair selection switch shell and positioned in the second spring groove, one end of the second spring is fixedly connected with a third clamping block, the bottom of the third clamping block is in sliding connection with the interior of the hair selection switch shell 1, and one side, far away from the third clamping block, of the interior of the hair selection switch shell is fixedly connected with a fourth clamping block, the inside threaded connection of fourth fixture block has the third screw, equal joint has the base between first fixture block, second fixture block, third fixture block and the fourth fixture block, second screw and third screw bottom all with base threaded connection, base top fixedly connected with circuit board.

Preferably, the through holes are formed in the cover plate and the bottom end of the selective switch shell at equal intervals, and filter screens are fixedly connected in the through holes.

Preferably, a fixed pipe is fixedly connected to one side of the selective-sending switch shell, a high-pressure sealing contact pin is fixedly connected to the inside of the fixed pipe, and one end of the high-pressure sealing contact pin penetrates through the selective-sending switch shell.

Preferably, the insides of the two ends of the cover plate are respectively in threaded connection with first screws, and the bottoms of the first screws are both in threaded connection with the shell of the selective switch.

Preferably, the outer sides of the fixed pipes are fixedly connected with two shell sealing rings respectively, and the outer sides of the high-pressure sealing contact pins are fixedly connected with two contact pin sealing rings respectively.

Preferably, one end of the circuit board is fixedly connected with an input signal line, and the input signal line penetrates through one side of the selective switch shell and extends to the outside.

Compared with the prior art, the utility model has the beneficial effects that: the first clamping block is clamped on the base through the first spring, the third clamping block is clamped on the base through the second spring, the second clamping block can be clamped on the base through screwing the second screw, the fourth clamping block can be clamped on the base through screwing the third screw, the stability of the electronic selection switch is enhanced, the through hole and the filter screen are matched to effectively dissipate heat inside the electronic selection switch, sand and dust are effectively prevented from entering the electronic selection switch, and the cover plate and the two first screws are matched to facilitate taking out of the circuit board.

Drawings

FIG. 1 is a perspective view of the structure of the present invention;

FIG. 2 is a front cross-sectional view of the structure of the present invention;

fig. 3 is a schematic view of a portion of a first fixture block, a second fixture block, a third fixture block, a fourth fixture block and a base according to the present invention.

In the figure: 1. a hair selecting switch shell; 2. a cover plate; 3. a first screw; 4. filtering with a screen; 5. a housing seal ring; 6. a fixed tube; 7. high-pressure sealing the contact pin; 8. a first clamping block; 9. a first spring groove; 10. a first spring; 11. an input signal line; 12. a through hole; 13. a circuit board; 14. a base; 15. a second screw; 16. a second fixture block; 17. inserting a pin sealing ring; 18. a second spring groove; 19. a second spring; 20. A third fixture block; 21. a fourth fixture block; 22. and a third screw.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 3, the present invention provides a technical solution: an electronic hair-selecting switch with good stability comprises a hair-selecting switch shell 1 and a cover plate 2, wherein a first spring groove 9 is formed in the hair-selecting switch shell 1, a first spring 10 is fixedly connected in the hair-selecting switch shell 1 and positioned in the first spring groove 9, one end of the first spring 10 is fixedly connected with a first clamping block 8, the bottom of the first clamping block 8 is connected with the interior of the hair-selecting switch shell 1 in a sliding manner, the stability is enhanced by the matching use of the first clamping block 8 and the first spring 10, a circuit board 13 is convenient to take out, one side of the interior of the hair-selecting switch shell 1, which is far away from the first clamping block 8, is fixedly connected with a second clamping block 16, the interior of the second clamping block 16 is in threaded connection with a second screw 15, a second spring groove 18 is formed in the hair-selecting switch shell 1, a second spring 19 is fixedly connected in the interior of the hair-selecting switch shell 1 and positioned in the second spring groove 18, and one end of the second spring 19 is fixedly connected with a third clamping block 20, the bottom of the third clamping block 20 is connected with the inner portion of the selective switch shell 1 in a sliding mode, the circuit board 13 is convenient to take out when the first clamping block 8, the first spring 10, the third clamping block 20 and the second spring 19 are matched to enhance stability, a fourth clamping block 21 is fixedly connected to one side, away from the third clamping block 20, of the inner portion of the selective switch shell 1, a third screw 22 is connected to the inner portion of the fourth clamping block 21 in a threaded mode, the stability of the circuit board 13 is improved due to the fact that the second screw 15, the second clamping block 16, the third clamping block 20 and the fourth clamping block 21 are matched to use, the base 14 is clamped between the first clamping block 8, the second clamping block 16, the third clamping block 20 and the fourth clamping block 21, the bottoms of the second screw 15 and the third screw 22 are connected with the base 14 in a threaded mode, and the top end of the base 14 is fixedly connected with the circuit board 13.

Further, the through holes 12 are formed in the cover plate 2 and the bottom end of the selective switch shell 1 at equal intervals, and the filter screen 4 is fixedly connected to the inside of each through hole 12, so that heat dissipation inside the electronic selective switch is facilitated, and sand and dust are prevented from entering the electronic selective switch.

Furthermore, a fixed tube 6 is fixedly connected to one side of the selective switch shell 1, a high-pressure sealing contact pin 7 is fixedly connected to the inside of the fixed tube 6, and one end of the high-pressure sealing contact pin 7 penetrates through the selective switch shell 1, so that the electronic selective switch is convenient to use and operate.

Further, 2 inside difference threaded connection in both ends of apron has

first screw

3, and 3 bottoms of two first screws all with the selection switch shell 1 threaded connection, the fixed of the apron 2 of being convenient for and dismantlement are convenient for take out circuit board 13.

Furthermore, the outer sides of the fixed pipes 6 are fixedly connected with two shell sealing rings 5 respectively, and the outer sides of the high-pressure sealing contact pins 7 are fixedly connected with two contact pin sealing rings 17 respectively, so that the sealing performance is improved.

Furthermore, one end of the circuit board 13 is fixedly connected with an input signal line 11, and the input signal line 11 penetrates through one side of the selective switch shell 1 and extends to the outside, so that the signal transmission of the device is facilitated.

Specifically, when the utility model is used: at the moment, the first fixture block 8 is clamped on the base 14 through the first spring 10, the third fixture block 20 is clamped on the base 14 through the second spring 19, the second fixture block 16 can be clamped on the base 14 through screwing the second screw 15, the fourth fixture block 21 can be clamped on the base 14 through screwing the third screw 22, the stability of the electronic hair selection switch is enhanced, at the moment, the through hole 12 and the filter screen 4 are matched for use, the heat dissipation is effectively carried out inside the electronic hair selection switch, sand and dust are effectively prevented from entering the electronic hair selection switch, at the moment, if the circuit board 13 needs to be taken out, the two first screws 3 are screwed, the two first screws 3 are separated from fixing the hair selection switch shell 1, at the moment, the cover plate 2 is taken out, at the moment, the first fixture block 8 is pushed to the first spring 10, the first fixture block 8 is separated from being clamped with the base 14, at the moment, the third fixture block 20 is pushed to the second spring 19, the third clamping block 20 is separated from the clamping connection with the base 14, the second screw 15 and the third screw 22 are screwed at the moment, the second screw 15 and the third screw 22 are separated from the fixing of the base 14, and at the moment, the base 14 and the circuit board 13 are taken out.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a good electron of stability is selected and is sent out switch, includes that selection sends out switch shell (1) and apron (2), its characterized in that: a first spring groove (9) is formed in the selective switch shell (1), a first spring (10) is fixedly connected in the selective switch shell (1) and positioned in the first spring groove (9), one end of the first spring (10) is fixedly connected with a first clamping block (8), the bottom of the first clamping block (8) is connected with the selective switch shell (1) in a sliding manner, one side of the selective switch shell (1) far away from the first clamping block (8) is fixedly connected with a second clamping block (16), a second screw (15) is connected in the second clamping block (16) in a threaded manner, a second spring groove (18) is formed in the selective switch shell (1), a second spring (19) is fixedly connected in the selective switch shell (1) and positioned in the second spring groove (18), and one end of the second spring (19) is fixedly connected with a third clamping block (20), third fixture block (20) bottom and the inside sliding connection of election switch shell (1), election switch shell (1) is inside and keep away from third fixture block (20) one side fixedly connected with fourth fixture block (21), fourth fixture block (21) inside threaded connection has third screw (22), equal joint has base (14) between first fixture block (8), second fixture block (16), third fixture block (20) and fourth fixture block (21), second screw (15) and third screw (22) bottom all with base (14) threaded connection, base (14) top fixedly connected with circuit board (13).

2. The electronic hair selecting switch with good stability as claimed in claim 1, wherein: the equal equidistance in apron (2) inside and the inside bottom of election switch shell (1) is equipped with through-hole (12), the inside fixedly connected with filter screen (4) of through-hole (12).

3. An electronic hair selection switch with good stability as claimed in claim 2, characterized in that: the selective-sending switch is characterized in that a fixed tube (6) is fixedly connected to one side of the selective-sending switch shell (1), a high-pressure sealing contact pin (7) is fixedly connected to the inside of the fixed tube (6), and one end of the high-pressure sealing contact pin (7) penetrates through the selective-sending switch shell (1).

4. The electronic hair selecting switch with good stability as claimed in claim 1, wherein: the inside first screw (3) of threaded connection respectively in apron (2) both ends, two first screw (3) bottom all with the switch shell (1) threaded connection that elect sending out.

5. An electronic hair selection switch with good stability as claimed in claim 3, characterized in that: the outer side of the fixed pipe (6) is fixedly connected with two shell sealing rings (5) respectively, and the outer side of the high-pressure sealing contact pin (7) is fixedly connected with two contact pin sealing rings (17) respectively.

6. The electronic hair selecting switch with good stability as claimed in claim 1, wherein: one end of the circuit board (13) is fixedly connected with an input signal wire (11), and the input signal wire (11) penetrates through one side of the selective-sending switch shell (1) and extends to the outside.