CN212587828U

CN212587828U - Universal matching connector and pressure sensor

Info

Publication number: CN212587828U
Application number: CN202021825233.2U
Authority: CN
Inventors: 惠斌; 贾紫超
Original assignee: Suzhou Yiweilan Electronic Technology Co ltd
Current assignee: Suzhou Yiweilan Electronic Technology Co ltd
Priority date: 2020-08-27
Filing date: 2020-08-27
Publication date: 2021-02-23
Anticipated expiration: 2030-08-27

Abstract

The utility model relates to a general purpose matching connection ware, it includes: a compatible section including a housing I and a first connection terminal provided in the housing I; the connecting part comprises a shell II and a second connecting terminal arranged in the shell II; the second connecting terminal is separably connected with the first connecting terminal, the shape of the shell II is matched with a preset signal plug, one of the first connecting terminal and the second connecting terminal is provided with a pair of oppositely arranged elastic sheets, and the other of the first connecting terminal and the second connecting terminal is combined between the elastic sheets. The pressure sensor with the universal matching connector further comprises a circuit board, a pressure sensing unit is arranged on the circuit board, and the first connecting terminal is electrically connected with the circuit board. According to different connection requirements, only different connection parts need to be developed, and the compatible part does not need to be developed again, so that development resources are saved, and the production efficiency is improved.

Description

Universal matching connector and pressure sensor

Technical Field

The utility model relates to a general purpose mating connector still relates to a pressure sensor.

Background

Current sensors and other products with connector structures require different housings or other assembly components to be designed for different mating connector structures for different customers. The development period is long, the production period and the cost are high, and the performance consistency of the product is difficult to ensure.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a general purpose mating connector and a pressure sensor have solved the different connection problem of joining in marriage to different customers.

In order to achieve the above purpose, the utility model adopts the technical scheme that:

the utility model provides a general purpose matching connection ware, it includes:

a compatible section including a housing I and a first connection terminal provided in the housing I;

the connecting part comprises a shell II and a second connecting terminal arranged in the shell II;

the second connecting terminal is detachably connected with the first connecting terminal, the shape of the shell II is matched with that of a preset signal plug, one of the first connecting terminal and the second connecting terminal is provided with a pair of oppositely arranged elastic sheets, and the other of the first connecting terminal and the second connecting terminal is combined between the elastic sheets.

Preferably, a locking mechanism is further arranged between the shell I and the shell II.

Furthermore, locking mechanism includes hasp and latch hook, hasp with the latch hook distributes on shell I with shell II.

Preferably, the connecting portion is provided in plurality, the plurality of the housings ii are different in shape, and the connecting portion is connected to the compatible portion in an alternative manner.

Preferably, the second connection terminal is fixed in the housing ii by injection molding.

Preferably, the first connecting terminal is provided with a positioning hole, the housing i is provided with a positioning column, and the positioning column is inserted into the positioning hole.

Further, a long hole is provided in the housing i, and the first connection terminal is inserted in the long hole.

Furthermore, the positioning column is located outside the inner end of the long hole, and the inner end of the long hole is provided with a flaring.

There is also provided a pressure sensor comprising:

the second connecting terminal is detachably connected with the first connecting terminal, the shape of the shell II is matched with that of a preset signal plug, one of the first connecting terminal and the second connecting terminal is provided with a pair of oppositely arranged elastic sheets, and the other of the first connecting terminal and the second connecting terminal is combined between the elastic sheets;

the circuit board is provided with a pressure sensing unit, and the first connecting terminal is electrically connected with the circuit board.

Preferably, the circuit board further comprises a shell III, the circuit board is arranged in the shell III, and the shell III and the shell I are integrally arranged.

Because of the application of the technical scheme, compared with the prior art, the utility model has the following advantages:

the utility model discloses a general purpose mating connector and pressure sensor, owing to be provided with compatible portion and connecting portion, compatible portion and connecting portion are connected through first connecting terminal and second connecting terminal electricity, and connecting portion shape and predetermined signal plug phase-match can realize consequently that same compatible portion is connected with the predetermined signal plug of difference. Therefore, according to different connection requirements, only different connection parts need to be developed, and the compatible part does not need to be developed again, so that development resources are saved, and development efficiency is improved.

Drawings

Some specific embodiments of the present invention will be described in detail hereinafter, by way of illustration and not by way of limitation, with reference to the accompanying drawings. The same reference numbers in the drawings identify the same or similar elements or components. Those skilled in the art will appreciate that the drawings are not necessarily drawn to scale. In the drawings:

fig. 1 is a schematic perspective view of a pressure sensor according to a preferred embodiment of the present invention;

FIG. 2 is a schematic view of the compatibility portion of FIG. 1;

FIG. 3 is a schematic view of the connection of FIG. 1;

FIG. 4 is a schematic view of the connection of the first connection terminal and the second connection terminal in the interior of FIG. 1;

FIG. 5 is a cross-sectional view of FIG. 1;

wherein the reference numerals are as follows:

1. a compatible section; 11. a shell I; 111. a positioning column; 112. a long hole; 1121. flaring; 12. a first connection terminal; 121. a spring plate; 122. positioning holes;

2. a connecting portion; 21. a shell II; 22. a second connection terminal;

3. a locking mechanism; 31. locking; 32. a latch hook;

4. a circuit board;

5. a pressure sensing unit;

6. a housing III;

7. inserting a tube;

8. a detection chamber; 81. a first chamber; 82. a second chamber.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

The pressure sensor shown in fig. 1 is used for monitoring pressure, and the pressure in the pipeline can be detected by inserting the cannula 7 into the pipeline to be detected.

The pressure sensor is provided with a universal matching connector (comprising a compatible part 1 and a connecting part 2), and the universal matching connector is adapted to an external cable or a signal plug to transmit the detection value of the pressure sensing unit outwards.

As shown in fig. 2, a circuit board 4 and a differential pressure sensing unit 5 (see fig. 4 and 5) are enclosed in a case iii 6, and the compatible part 1 is connected to the right end of the case iii 6. The compatible part 1 is for detachable connection with the connecting part 2 in fig. 3. The connecting portion 2 is used for connecting with an external signal plug. When facing different signal plugs, a connecting part 2 matched with the shape of the signal plug is prepared, while a compatible part 1 and a pressure detection function part connected with the compatible part 1 are not changed, and the connecting part 2 is connected with the compatible part 1 in an alternative mode. Therefore, the pressure sensor can have larger signal plug adaptability only by developing different connecting parts 2, and development resources are saved.

As shown in fig. 4, the circuit board 4 and the pressure sensing unit 5 are disposed in a housing iii 6 in fig. 2. The first connection terminal 12 is mainly provided in the compatible part 1 in fig. 2, and the first connection terminal 12 is soldered to the circuit board 4. The second connection terminal 22 is provided in the connection part 2 in fig. 3. The first connection terminal 12 and the second connection terminal 22 are detachably connected. The first connecting terminals 12 and the second connecting terminals 22 correspond to each other one by one, and the number of the first connecting terminals and the second connecting terminals is determined according to signals to be output in the circuit board 4. A pair of spring pieces 121 are arranged at the right end of each first connecting terminal 12, and the left end of each second connecting terminal 22 is inserted into the spring pieces 121 to form electrical connection. In other embodiments, the elastic piece 121 may be disposed on the second connection terminal 22, and the first connection terminal 12 is inserted into the elastic piece 121.

The design of shell fragment 121 adopts symmetrical domes, and the shell fragment has bigger elastic deformation scope, is favorable to increasing repeated plug life, keeps first connecting terminal with the electric connection stability of second connecting terminal.

The second connection terminal 22 may be designed in other shapes such as a "Z" shape or the like according to the terminal position requirements of the mating connector (predetermined signal plug).

As shown in fig. 5, the first connection terminal 12 is mounted in the housing i 11 by insertion. A long hole 112 is provided in the housing i 11, and the first connection terminal 12 is inserted into the long hole 112 from the right end to the left. As shown in fig. 4, the first connecting terminal 12 has a positioning hole 122 near the left end; as shown in fig. 5, a positioning column 111 is arranged on the housing i 11; the positioning posts 111 are inserted into the positioning holes 122 (see fig. 4). The positioning post 111 has two functions to the first connection terminal 12: the first connection terminal 12 is positioned and the first connection terminal 12 is fixed to prevent it from coming off. When the first connection terminal 12 is inserted into the long hole 112, in order to facilitate tilting of the inner end of the first connection terminal 12, so that the positioning hole 122 is sleeved in the positioning column 111, a flared hole 1121 is further disposed at the inner end of the long hole 112. In order to improve the sealing performance, the long hole 112 may be filled with a sealant.

The housing iii 6 for housing the circuit board 4 and the pressure sensing unit 5 in this example is provided integrally with the housing i 11. In other embodiments, the device may be provided separately.

Be provided with in the shell III 6 and detect chamber 8, circuit board 4 will detect that chamber 8 cuts apart into first cavity 81 and second cavity 82, and first cavity 81 intercommunication atmosphere, second cavity 82 intercommunication intubate 7 and then the intercommunication is waited to detect the position. The pressure sensing unit 5 is disposed on the circuit board 4, and a hole (not shown) is formed in the circuit board 4 at a position corresponding to the pressure sensing unit 5, so that the pressure sensing unit 5 can sense pressures of the first chamber 81 and the second chamber 82, respectively.

As shown in fig. 5, the second connection terminal 22 is fixed in the housing ii 21 by injection molding. The right end of the connecting part 2 is used for connecting an external signal plug, so that the shape of the right end of the connecting part 2 is matched with the shape of the external signal plug.

In order to make the compatible part 1 and the connecting part 2 more stable and difficult to separate when being connected, a locking mechanism 3 is arranged between the compatible part 1 and the connecting part 2. The locking mechanism 3 includes a catch 31 and a latch hook 32. The lock catch 31 and the lock hook 32 are distributed on the shell I11 and the shell II 21, namely, the lock catch 31 is arranged on one of the shell I11 and the shell II 21, and the lock hook 32 is arranged on the other of the shell I11 and the shell II 21. In this example, as shown in fig. 2 and 3, the latch 31 is provided on the housing ii 21, and the latch hook 32 is provided on the housing i 11.

As described above, the pressure sensor of the present embodiment is separately developed by providing the compatible section 1 and the connecting section 2 so that the compatible section 1 is connected to the pressure detection function section of the core; the connection part 2 is additionally developed separately, matching with an external signal plug, and different shapes can be developed for different signal plugs. The development period and the cost are reduced on the whole, the product performance is ensured to be consistent, and meanwhile stronger promotion and support are provided for the development of industries and customers.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention, so as not to limit the protection scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims

1. A universal mating connector, comprising:

a compatible section (1), the compatible section (1) including a housing I (11) and a first connection terminal (12) provided in the housing I (11);

a connection section (2), the connection section (2) including a case II (21) and a second connection terminal (22) provided in the case II (21);

the second connecting terminal (22) is separably connected with the first connecting terminal (12), the shape of the shell II (21) is matched with a preset signal plug, one of the first connecting terminal (12) and the second connecting terminal (22) is provided with a pair of oppositely arranged elastic sheets (121), and the other of the first connecting terminal (12) and the second connecting terminal (22) is combined between the elastic sheets (121).

2. The universal mating connector according to claim 1, wherein: and a locking mechanism (3) is also arranged between the shell I (11) and the shell II (21).

3. The universal mating connector according to claim 2, wherein: the locking mechanism (3) comprises a lock catch (31) and a lock hook (32), and the lock catch (31) and the lock hook (32) are distributed on the shell I (11) and the shell II (21).

4. The universal mating connector according to claim 1, wherein: the connecting part (2) is provided with a plurality of shells II (21) which are different in shape, and the connecting part (2) is connected with the compatible part (1) in an alternative mode.

5. The universal mating connector according to claim 1, wherein: the second connecting terminal (22) is fixed in the shell II (21) through injection molding.

6. The universal mating connector according to claim 1, wherein: the first connecting terminal (12) is provided with a positioning hole (122), the housing I (11) is provided with a positioning column (111), and the positioning column (111) is inserted into the positioning hole (122).

7. The universal mating connector according to claim 6, wherein: an elongated hole (112) is provided in the housing I (11), and the first connection terminal (12) is inserted into the elongated hole (112).

8. The universal mating connector according to claim 7, wherein: the positioning column (111) is located outside the inner end of the long hole (112), and the inner end of the long hole (112) is provided with a flared opening (1121).

9. A pressure sensor, comprising:

the second connecting terminal (22) is detachably connected with the first connecting terminal (12), the shape of the shell II (21) is matched with that of a preset signal plug, one of the first connecting terminal (12) and the second connecting terminal (22) is provided with a pair of oppositely arranged elastic sheets (121), and the other one of the first connecting terminal (12) and the second connecting terminal (22) is combined between the elastic sheets (121);

the pressure sensor comprises a circuit board (4), wherein a pressure sensing unit (5) is arranged on the circuit board (4), and the first connecting terminal (12) is electrically connected with the circuit board (4).

10. The pressure sensor according to claim 9, further comprising a housing iii (6), wherein the circuit board (4) is disposed in the housing iii (6), and wherein the housing iii (6) is integrally provided with the housing i (11).