CN219717341U - Connecting device and metering instrument - Google Patents

Abstract

The utility model belongs to the technical field of electrical appliance connection, and particularly relates to a connecting device and a metering device. The connecting device comprises an electric connecting piece, a fixing seat and a cover body, wherein the electric connecting piece comprises a main body part, the fixing seat comprises a main body part and a fixing part which are connected with each other, a fixing groove is formed in the fixing part, the main body part is assembled in the fixing groove, and the cover body is arranged on the fixing part in a covering mode and covers the fixing groove. Through using connecting device among this technical scheme, can connect a plurality of electronic devices through the electric connection piece, and then realize convenient and fast's connection operation, connecting device's structure adopts a plurality of independent parts to assemble simultaneously for connecting device's each part's production mutually independent, the realization modularization production of being convenient for has improved production efficiency.

Description

Connecting device and metering instrument

Technical Field

The utility model belongs to the technical field of electrical appliance connection, and particularly relates to a connecting device and a metering device.

Background

At present, the electronic device is usually connected by a connector in the process of installation, and the connector can reduce the installation time of the electronic device and improve the installation efficiency. In the field of meter tools, especially in the field of water meters, because the use environment of equipment is complex, the requirements on the protection performance and the modularized production of the equipment are very high. For connection between electronic devices and circuit boards in a water meter, a direct welding mode is often used, but the method is low in efficiency and cannot realize modularized production.

Disclosure of Invention

The utility model aims to at least solve the problem that the connection mode between the prior electronic devices is not suitable for modularized production. The aim is achieved by the following technical scheme:

the first aspect of the utility model provides a connecting device, which comprises an electric connecting piece, a fixing seat and a cover body, wherein the electric connecting piece comprises a wiring terminal, the fixing seat comprises a body part and a fixing part which are mutually connected, a fixing groove is formed in the fixing part, the wiring terminal is assembled in the fixing groove, and the cover body is covered on the fixing part and covers the fixing groove.

Through using the connecting device among this technical scheme, adopt the integrated configuration of electric connector, fixing base and lid, electric connector is used for electrically connecting a plurality of electronic devices, the binding post group of electric connector is in the fixed slot of the fixed part of fixing base, and the lid is located the fixed part and is covered the fixed slot, can cover and fix the binding post of electric connector, connecting device can connect a plurality of electronic devices through electric connector, and then realize convenient and fast's connection operation, connecting device's structure adopts a plurality of independent parts to assemble simultaneously, make connecting device's each part's production mutually independent, be convenient for realize modularization production, production efficiency has been improved.

In addition, the connecting device according to the utility model can also have the following additional technical features:

in some embodiments of the present utility model, the electrical connector further includes at least two wires connected to the circumference of the connection terminal, respectively, and an end of the wires remote from the connection terminal can extend to the outside of the body portion.

In some embodiments of the present utility model, the body portion defines a receiving cavity having an open end, the fixing portion is disposed in the receiving cavity, a groove is disposed on an inner bottom surface of the body portion in a circumferential direction of the fixing portion, the wire is disposed in the groove, and an end of the wire away from the connection terminal can pass through the groove and extend to an outer side of the body portion along an inner side surface of the body portion.

In some embodiments of the utility model, the number of grooves corresponds to the number of wires.

In some embodiments of the present utility model, the fixing base further includes a glue filling portion, where the glue filling portion is a structure formed by glue filling and fixing in the accommodating cavity, and the glue filling portion wraps a local position of any one of the wires.

In some embodiments of the present utility model, the lowest height of the glue filling portion is higher than the position where the inner bottom surface of the cover body abuts against the body portion, and the highest height of the glue filling portion is lower than the lowest position of the connection terminal.

In some embodiments of the present utility model, a wiring groove is provided at a top end of at least one side wall of the body part, and an end of the wire, which is far away from the wiring terminal, can extend to an outer side of the body part through the wiring groove;

at least one side of the cover body is provided with a fixing boss, the fixing boss corresponds to the wiring grooves one by one, and the fixing boss abuts against the wires in the wiring grooves.

In some embodiments of the present utility model, a fixing rib is provided on a side of at least one side wall of the body portion facing the fixing portion, and a tip of the fixing rib abuts against the cover body.

In some embodiments of the present utility model, the fixing base further includes at least one first clamping portion, where the at least one first clamping portion is disposed in a circumferential direction of the fixing portion and connected to the body portion, and the at least one first clamping portion is capable of being clamped and matched with the cover body;

at least one side of the cover body is provided with a second clamping part, and the second clamping part is in one-to-one correspondence with the first clamping part and is matched with the first clamping part in a clamping way.

The second aspect of the utility model provides a metering device, which is provided with the connecting device.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the utility model. Also, like reference numerals are used to designate like parts throughout the figures. In the drawings:

fig. 1 schematically shows an overall structural schematic of a connecting device according to an embodiment of the present utility model;

FIG. 2 is a schematic view of an exploded structure of the connecting device of FIG. 1;

FIG. 3 is a schematic view of the overall structure of the electrical connector of the connector of FIG. 2;

FIG. 4 is a schematic view of the whole structure of the fixing base of the connecting device in FIG. 2;

FIG. 5 is a schematic view of the whole structure of the fixing base of the connecting device in FIG. 2 in another view;

FIG. 6 is a schematic view of the overall structure of the cover of the connecting device of FIG. 2;

fig. 7 is a schematic overall structure of another view of the cover of the connecting device in fig. 2.

The reference numerals in the drawings are as follows:

100. a connecting device;

10. an electrical connection; 11. a connection terminal; 12. a wire;

20. a fixing seat; 21. a body portion; 211. a receiving chamber; 212. a groove; 213. wiring grooves; 214. fixing ribs; 22. a fixing part; 221. a fixing groove; 23. a first clamping part;

30. a cover body;

40. a fixing boss;

50. and the second clamping part.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

It is to be understood that the terminology used herein is for the purpose of describing particular example embodiments only, and is not intended to be limiting. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. The terms "comprises," "comprising," "includes," "including," and "having" are inclusive and therefore specify the presence of stated features, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, steps, operations, elements, components, and/or groups thereof. The method steps, processes, and operations described herein are not to be construed as necessarily requiring their performance in the particular order described or illustrated, unless an order of performance is explicitly stated. It should also be appreciated that additional or alternative steps may be used.

Although the terms first, second, third, etc. may be used herein to describe various elements, components, regions, layers and/or sections, these elements, components, regions, layers and/or sections should not be limited by these terms. These terms may be only used to distinguish one element, component, region, layer or section from another region, layer or section. Terms such as "first," "second," and other numerical terms when used herein do not imply a sequence or order unless clearly indicated by the context. Thus, a first element, component, region, layer or section discussed below could be termed a second element, component, region, layer or section without departing from the teachings of the example embodiments.

For ease of description, spatially relative terms, such as "inner," "outer," "lower," "below," "upper," "above," and the like, may be used herein to describe one element or feature's relationship to another element or feature as illustrated in the figures. Such spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" or "over" the other elements or features. Thus, the example term "below … …" may include both upper and lower orientations. The device may be otherwise oriented (rotated 90 degrees or in other directions) and the spatial relative relationship descriptors used herein interpreted accordingly.

In the field of meter tools, especially in the field of water meters, because the use environment of equipment is complex, severe conditions such as water soaking, sediment and the like are accompanied, and the equipment has high requirements on the protective performance. For connection between electronic devices and circuit boards in a water meter, a direct welding mode is often used, but the method is low in efficiency and cannot realize modularized production. If the connector is used, it cannot cope with severe environments such as long-term water soaking, and thus good protection performance cannot be ensured. If the direct glue filling treatment is performed on the connectors, the problem of poor contact of the connectors caused by glue penetrating into the contact positions of the pins can be caused.

Fig. 1 schematically shows an overall structural schematic of a connection device according to an embodiment of the present utility model. Fig. 2 is an exploded view of the connection device 100 of fig. 1. As shown in fig. 1 and 2, the present utility model proposes a connection device 100 and a meter. The connecting device 100 of the utility model comprises an electric connector 10, a fixing seat 20 and a cover body 30, wherein the electric connector 10 comprises a wiring terminal 11, the fixing seat 20 comprises a body part 21 and a fixing part 22 which are mutually connected, the fixing part 22 is provided with a fixing groove 221, the wiring terminal 11 is assembled in the fixing groove 221, and the cover body 30 is covered on the fixing part 22 and covers the fixing groove 221.

Through using connecting device 100 among this technical scheme, adopt the integrated configuration of electric connector 10, fixing base 20 and lid 30, electric connector 10 is used for electrically connecting a plurality of electronic devices, the binding post 11 of electric connector 10 assembles in the fixed slot 221 of the fixed part 22 of fixing base 20, and lid 30 lid locates fixed part 22 and covers fixed slot 221, can cover and fix the binding post 11 of electric connector 10, connecting device 100 can connect a plurality of electronic devices through electric connector 10, and then realize convenient and fast's connection operation, the structure of connecting device 100 adopts a plurality of independent parts to assemble simultaneously, make the production mutually independent of each part of connecting device 100, the modularization production of being convenient for is realized, and production efficiency is improved.

Specifically, the connection terminal 11 in the present utility model may be an electrical conversion structure or a control structure of the electrical connector 10.

In some embodiments of the present utility model, as shown in fig. 3, the electrical connector 10 further includes at least two wires 12 respectively connected to the circumference of the terminal 11, and an end of the wires 12 remote from the terminal 11 can extend to the outside of the body portion 21. In this embodiment, binding post 11 can dismantle with fixed part 22 and be connected, can be convenient for assemble and dismantle, promote dismouting efficiency, make electric connector 10 and fixing base 20 mutually independent simultaneously, be convenient for realize modularized production, improved production efficiency. In addition, in the present embodiment, the number of the wires 12 is two, and the two wires 12 are respectively disposed on two opposite sides of the connection terminal 11, and one end of the two wires, which is far away from the connection terminal 11, is used for connecting an electronic device, so as to realize an electrical connection operation.

In some embodiments of the present utility model, as shown in fig. 4 and 5, a receiving cavity 211 having an open end is defined in the body portion 21, the fixing portion 22 is disposed in the receiving cavity 211, the inner bottom surface of the body portion 21 is provided with a groove 212 in the circumferential direction of the fixing portion 22, the wire 12 is disposed in the groove 212, and an end of the wire 12 remote from the connection terminal 11 can pass through the groove 212 and extend to the outside of the body portion 21 along the inner side surface of the body portion 21. In this embodiment, two grooves 212 are disposed on the inner bottom surface of the body 21, the two grooves 212 are disposed on opposite sides of the fixing portion 22, and correspond to the wires 12 one by one, one end of the wires 12 away from the connection terminal 11 can extend out of the cover 30 through the grooves 212, and then extend to the outside of the body 21 along the inner side surface of the body 21. The cover 30 in this embodiment is abutted against the inner bottom surface of the body 21, so that the fixing portion 22 and the electrical connector 10 can be fixed and sealed to a certain extent, and meanwhile, due to the groove 212 in the inner bottom surface of the body 21, the wires 12 of the electrical connector 10 can conveniently extend out of the cover 30 and electrically connect with the electronic device outside the body 21, thereby realizing the function of the connector.

In some embodiments of the present utility model, as shown in fig. 4 and 5, the number of grooves 212 corresponds to the number of wires 12, and the grooves 212 are arranged in a one-to-one correspondence with the wires 12.

Specifically, in other embodiments of the present utility model, the connection terminal 11 may be disposed in the fixing groove 221, and the connection terminal 11 may be fixed by the cover 30, that is, the inner bottom surface of the cover 30 may apply a force to the connection terminal 11 so that the connection terminal 11 abuts against the fixing groove 221, thereby realizing the fixing operation.

In some embodiments of the present utility model, the fixing base 20 further includes a glue filling portion (not shown in the drawings), where the glue filling portion is formed by glue filling and fixing in the accommodating cavity 211, and the glue filling portion wraps a local position of any one of the wires 12. In this embodiment, the electrical connector 10 is mounted in the fixing portion 22, and then the cover body 30 is covered on the fixing portion 22 and the electrical connector 10, so that the accommodating cavity 211 needs to be filled with glue, and the groove 212 for accommodating the conductive wire 12 can be filled, so that the sealing, dust-proof and waterproof properties between the conductive wire 12 and the groove 212 of the electrical connector 10 are ensured, and the reliability and the service life of the connecting device 100 are improved.

In some embodiments of the present utility model, the lowest height of the glue-pouring portion is higher than the position where the inner bottom surface of the cover 30 abuts against the body portion 21, and the highest height of the glue-pouring portion is lower than the lowest position of the connection terminal 11. In this embodiment, the high setting of encapsulating portion more can avoid glue to cross the condition that the plug-in components terminal caused the plug-in components to contact poorly, can also guarantee simultaneously that encapsulating portion must carry out the encapsulating operation to positions such as recess, guarantees sealed effect.

In some embodiments of the present utility model, as shown in fig. 4, 6 and 7, the top end of at least one side wall of the body portion 21 is provided with a wire groove 213, and an end of the wire 12 remote from the connection terminal 11 can extend to the outside of the body portion 21 through the wire groove 213. At least one side of the cover body 30 is provided with fixing bosses 40, the fixing bosses 40 are in one-to-one correspondence with the wiring grooves 213, and the fixing bosses 40 abut the wires 12 in the wiring grooves 213. In this embodiment, the top ends of two opposite side walls of the body portion 21 are respectively provided with a wiring groove 213, that is, two wiring grooves 213 are provided on the body portion 21, two opposite sides of the cover 30 are respectively provided with a fixing boss 40, and the fixing bosses 40 are in one-to-one correspondence with the wiring grooves 213. After passing through the groove 212 of the body portion 21, the wire 12 in this embodiment can enter the wire groove 213 along the inner side surface of the body portion 21, and then extend out of the body portion 21 and extend to the outside of the body portion 21. The fixing boss 40 corresponding to the wire slot 213 can simultaneously squeeze the wires 12 in the wire slot 213 under the condition that the cover body 30 covers the fixing portion 22, and enables the wires 12 to be abutted in the wire slot 213, thereby achieving the purpose of fixing the wires 12 and improving the stability.

In some embodiments of the present utility model, as shown in fig. 4, at least one side wall of the body 21 facing the fixing portion 22 is provided with a fixing rib 214, and a tip of the fixing rib 214 abuts against the cover 30. In the present embodiment, two fixing ribs 214 are respectively disposed on two opposite side walls of the body portion 21 toward one side of the fixing portion 22, the two fixing ribs 214 are disposed in parallel and distributed on two sides of the wire 12, and top ends of the two fixing ribs 214 are respectively abutted against the fixing boss 40 of the cover 30, so that positioning and limiting effects on the cover 30 can be achieved, and further, the cover 30 is guaranteed to be abutted against the inner bottom surface of the body portion 21.

In some embodiments of the present utility model, as shown in fig. 4, the fixing base 20 further includes at least one first clamping portion 23, where the at least one first clamping portion 23 is disposed in a circumferential direction of the fixing portion 22 and connected to the body portion 21, and the at least one first clamping portion 23 can be in clamping fit with the cover 30. In the present embodiment, the fixing base 20 includes two first clamping portions 23, and a connection line between the two first clamping portions 23 is perpendicular to the extending direction of the wire 12. The two clamping joints can be respectively clamped and fixed with the two opposite sides of the cover body 30, so that the stability of the cover body 30 is further ensured.

Specifically, in some embodiments of the present utility model, the cover 30 and the fixing portion 22 are in clearance fit or interference fit, and the fixing of the cover 30 and the fixing portion 22 can be achieved only by the cooperation of the cover 30 and the fixing portion 22, so that the stability between the first clamping portion 23 and the cover 30 can be further improved, and the reliability is improved.

Specifically, in some embodiments of the present utility model, the cover 30 and the fixing portion 22 may be engaged by a bolt or a screw, which can also be fixed.

In some embodiments of the present utility model, as shown in fig. 6 and 7, at least one side of the cover 30 is provided with a second first clamping portion 50, and the second first clamping portion 50 is in one-to-one correspondence with and in clamping engagement with the first clamping portion 23. In the present embodiment, the two opposite sides of the cover 30 are respectively provided with a second first clamping portion 50, and a connection line between the two second first clamping portions 50 is perpendicular to the extending direction of the wire 12. The second first clamping portion 50 can be in clamping fit with the first clamping portion 23, and further fixation between the cover 30 and the body 21 is completed.

Specifically, the top end of the first clamping portion 23 facing to one side of the fixing portion 22 is provided with a hook structure, when the cover body 30 is covered on the fixing portion 22, the bottom surface of the hook structure can abut against the top end of the second first clamping portion 50, and the second first clamping portion 50 is limited to move in a direction away from the inner bottom surface of the body portion 21, so that stability of the connection device 100 after assembly is completed can be ensured.

Further, in the present utility model, the assembly process of the connection device 100 is as follows: the connection terminal 11 of the electrical connector 10 is first clamped in the fixing groove 221 of the fixing portion 22, and then the wires 12 of the electrical connector 10 sequentially extend to the outside of the body portion 21 along the groove 212 of the inner bottom surface of the body portion 21, the inner side surface of the body portion 21 and the wiring groove 213. Then, the cover 30 is covered on the outer side of the fixing portion 22 until the first clamping portion 23 of the fixing base 20 and the second first clamping portion 50 of the cover 30 are in clamping fit, which means that the assembly operation is completed. Then, the glue filling operation is needed to be performed in the accommodating cavity 211 so as to fill gaps such as the grooves 212, and the tightness and reliability of the wiring terminal 11 of the electric connector 10 are ensured.

The utility model also provides a metering device comprising the connecting device.

The present utility model is not limited to the above-mentioned embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present utility model are intended to be included in the scope of the present utility model. Therefore, the protection scope of the utility model is subject to the protection scope of the claims.

Claims (10)

1. The utility model provides a connecting device, its characterized in that includes electric connector, fixing base and lid, electric connector includes binding post, the fixing base includes interconnect's body portion and fixed part, be equipped with the fixed slot on the fixed part, binding post equipment is in the fixed slot, the lid is located fixed part and cover the fixed slot.

2. The connection device according to claim 1, wherein the electrical connector further comprises at least two wires connected to the circumference of the terminal respectively, and an end of the wires remote from the terminal is extendable to the outside of the body portion.

3. The connection device according to claim 2, wherein the body portion defines a receiving chamber having an open end therein, the fixing portion is disposed in the receiving chamber, an inner bottom surface of the body portion is provided with a groove in a circumferential direction of the fixing portion, the wire is disposed in the groove, and an end of the wire remote from the connection terminal can pass through the groove and extend to an outer side of the body portion along an inner side surface of the body portion.

4. A connection device according to claim 3, wherein the number of grooves corresponds to the number of wires.

5. The connecting device according to claim 3, wherein the fixing base further comprises a glue filling portion, the glue filling portion is formed by glue filling and fixing in the accommodating cavity, and the glue filling portion wraps any one local position of the wire.

6. The connecting device according to claim 5, wherein the lowest height position of the glue filling part is higher than the position where the inner bottom surface of the cover body is abutted against the body part, and the highest height position of the glue filling part is lower than the lowest position of the connecting terminal.

7. The connection device according to claim 2, wherein a wiring groove is provided at a top end of at least one side wall of the body portion, and an end of the wire remote from the connection terminal can extend to an outside of the body portion through the wiring groove;

at least one side of the cover body is provided with a fixing boss, the fixing boss corresponds to the wiring grooves one by one, and the fixing boss abuts against the wires in the wiring grooves.

8. The connecting device according to claim 2, wherein a fixing rib is provided on a side of at least one side wall of the body portion facing the fixing portion, and a tip of the fixing rib abuts against the cover body.

9. The connecting device according to claim 1, wherein the fixing base further comprises at least one first clamping portion, the at least one first clamping portion is disposed in a circumferential direction of the fixing portion and connected with the body portion, and the at least one first clamping portion can be in clamping fit with the cover body;

at least one side of the cover body is provided with a second clamping part, and the second clamping part is in one-to-one correspondence with the first clamping part and is matched with the first clamping part in a clamping way.

10. A metering device characterized by having a connecting device according to any of claims 1-9.