CN220914634U - Waterproof casing coupling assembling - Google Patents

Abstract

The invention relates to the technical field of electronics, and discloses a waterproof casing connecting assembly, wherein: the connecting seat comprises an insulating seat and a connecting head, the insulating seat comprises a main body based on the outer diameter of the ring part and a rear seat which is retracted behind the main body and is used for adapting to the counter bore, a flange card is arranged on the periphery of the rear seat and forms a rear step surface of a supporting gasket with the main body, and when the rear seat is screwed into the counter bore, the flange card is adapted to the convex block so that the ring part of the shell forms a sealing body. The front column extending out of the front of the main body has a structure similar to a rear seat, so that a sealing body is formed in the protective sleeve. The connecting head of connecting seat portion, connecting head include the plug of adaptation insert the chamber, accept plug shell and with plug shell screwed up plug shell, still include connecting plug's cable and dispose the silica gel post in plug shell and plug shell, the silica gel post plays cable waterproof effect. Through the technical scheme, the waterproof technical problem of the connecting component of the monitoring machine is solved, and the waterproof technical effect is achieved according to the structural characteristics of the connecting component.

Description

Waterproof casing coupling assembling

Technical Field

The invention relates to the technical field of electronics, in particular to a waterproof shell connecting assembly.

Background

Considering that the monitoring machine needs to work outdoors, the electronic equipment can be influenced by rain, wind and blowing, so the waterproof performance of the connecting component of the monitoring machine is an important production index. The existing waterproof mode is as follows: gaps between the monitor casing and the cables are filled with glue by manual dispensing, so that the waterproof effect is blocked. However, the curing time of the glue is long, the production efficiency is affected, the glue has fluidity, and the air tightness and the water resistance of the product can not be ensured by adopting a manual dispensing mode.

Therefore, there is a need to design a waterproof housing connection assembly to solve the above-mentioned problems.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provides a waterproof casing connecting component which is used for solving the technical problem of water mist prevention

In order to solve the technical problems, the invention adopts the following technical scheme:

a waterproof enclosure connection assembly comprising:

the bottom of the shell is provided with a ring part extending outwards, the ring part is provided with a counter bore penetrating through the space of the shell, the counter bore is provided with a sinking surface for adapting a gasket, and the wall of the hole close to the sinking surface is correspondingly provided with a bump;

The connecting seat comprises an insulating seat and a terminal module arranged in the insulating seat, the insulating seat comprises a main body corresponding to the outer diameter of the ring part, a rear seat which is retracted behind the main body and is used for adapting to the counter bore, and a front column which is retracted in front of the main body and is extended out of the main body, a flange clamp is arranged on the periphery of the rear seat and forms a rear step surface of a supporting gasket with the main body, and when the rear seat is screwed into the counter bore, the flange clamp is adapted to the lug, so that the ring part of the shell forms a sealing body.

The periphery of the front column is provided with a front step surface which has the same structure as the flange clamp and forms an abutting joint with the main body, the flange clamp comprises a claw and a clamp bulge, the outer side of the claw is parallel to the front step surface, the front half section is in a sharp angle, the front half section and the front step surface form a groove, the rear half section forms a vertical part connected with the front step surface, and the clamp bulge is close to the vertical part.

The front column is provided with an inserting cavity with a front opening, the rear seat is provided with a containing cavity for the terminal module to be configured, vertical grooves penetrating through are arranged between the inserting cavity and the containing cavity, and one end of each vertical groove is connected to the periphery to form a terminal groove.

The terminal module includes compression molding's gluey core and accords with RJ45 type connector standard terminal group as an organic whole through gluey core, wherein: the rubber core comprises a back plug plate which is in line with the accommodating cavity and a terminal block which extends vertically behind the back plug plate, the terminal group comprises a fixing part buried in the back plug plate, a wire connecting pin formed by extending one end of the fixing part vertically backwards, a connecting section formed by extending the other end of the fixing part vertically forwards and a folding part extending from the connecting section, and the free end of the folding part extends obliquely towards the direction of the wire connecting pin and forms a contact part.

The wiring feet are buried in the terminal block in a half way, and one surface of each wiring foot is exposed on the table surface of the terminal block for cable connection; when the rear plug plate is matched with the accommodating cavity, the connecting section is positioned in the terminal groove, and the contact part is inclined in the inserting cavity along with the folding part through the vertical groove.

The connecting head part of the adapting connecting seat part comprises a plug adapting to the inserting cavity, a plug shell for accommodating the plug and a plug shell screwed with the plug shell.

The connecting head part also comprises a cable for connecting the plug and a silica gel column arranged in the plug shell and the rubber plug shell.

The plug shell comprises a combination part and a spring piece part, the plug cover is arranged on the combination part and is adapted to the insertion cavity, the inner wall of the combination part is provided with a bulge adapted to the flange buckle and an abutting surface opposite to the front step surface, and when the plug shell is adapted to the connecting seat part, the abutting surface and the front step surface clamp the rubber ring.

The root of the elastic sheet part is connected with the combining part and comprises a space which is formed by surrounding a plurality of elastic sheets and is used for adapting to the silica gel column, a shrinkage joint is arranged between the elastic sheets, and an outer tooth is formed at the combining part which is abutted against the root of the elastic sheet part; the silica gel column is provided with a central hole for adapting a cable of the connecting plug, and is provided with a crack for extruding the cable into the central hole from the periphery of the silica gel column.

The rubber plug shell accommodates the elastic sheet part and the silica gel column and comprises an inner tooth, a rear hole and a conical part, wherein the inner tooth is screwed with the outer tooth in a matched mode, the rear hole is used for a plug to pass through, the conical part is formed by the rear hole and the inner wall of the rubber plug shell, the rear hole is smaller than the outer diameter of the silica gel column, when the rubber plug shell is screwed with the plug shell, the free end of the elastic sheet abuts against the conical part, so that the elastic part contracts and extrudes the silica gel column to deform, and a gap formed between the elastic sheet part and the inner part of the rubber plug shell is filled with the elastic sheet.

By adopting the technical scheme, compared with the prior art, the invention has the following beneficial effects:

Firstly, the shell is tightly combined with the waterproof component through the structure of the connecting component, so that the waterproof effect of the connecting component of the monitoring machine is achieved;

Secondly, the waterproof effect is achieved through assembly, glue is avoided, the next process can be carried out after the glue is cured, the production efficiency is improved, and the cost is reduced.

Drawings

The above features, technical features, advantages and implementation of the present invention will be further described in the following description of preferred embodiments with reference to the accompanying drawings in a clear and easily understood manner.

Fig. 1 is a schematic structural view of the present embodiment;

FIG. 2 is a schematic view showing the structure of the case and the connection assembly of the present embodiment;

FIG. 3 is a schematic view of the structure of the housing of the present embodiment;

FIG. 4 is a schematic view of the structure of the electrical connector of the present embodiment;

FIG. 5 is a schematic view of the structure of the connection seat of the present embodiment;

FIG. 6 is a schematic view of another view of the connection seat of the present embodiment;

FIG. 7 is a schematic view showing the detachment of the connection seat portion of the present embodiment;

FIG. 8 is a schematic view of the structure of the connection head of the present embodiment;

FIG. 9 is a schematic view showing the structure of the connection head of the present embodiment;

FIG. 10 is a schematic cross-sectional view of the electrical connector of the present embodiment attached to a housing;

Fig. 11 is a schematic sectional view of the electrical connector of the present embodiment.

Reference numerals illustrate:

The electrical connector 100, the housing 10, the bottom 11, the ring 12, the counterbore 13, the countersunk surface 131, the bump 14, the connection seat 20, the insulating seat 21, the terminal body 211, the front step surface 2111, the front post 212, the insertion cavity 2121, the front jaw 2122, the front jaw 2123, the front groove 2124, the rear seat 213, the rear jaw 2131, the rear jaw 2132, the rear groove 2133, the terminal module 22, the rubber core 221, the terminal block 2211, the rear plug plate 2212, the terminal group 222, the connection section 2221, the folded back portion 2222, the contact portion 2223, the washer 23, the cable 24, the connection leg 241, the rubber ring 25, the connection head 30, the plug 31, the plug housing 32, the joint 321, the protrusion 3211, the abutment surface 3212, the outer teeth 3213, the spring piece 322, the plug housing 33, the inner teeth 331, the rear hole 332, the tapered portion 333, the silica gel post 34, the center hole 341, the slit 342, and the cable 35.

Detailed Description

In the following description, for purposes of explanation and not limitation, specific details are set forth such as the particular system architecture, techniques, etc., in order to provide a thorough understanding of the embodiments of the present application. It will be apparent, however, to one skilled in the art that the present application may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, devices, circuits, and methods are omitted so as not to obscure the description of the present application with unnecessary detail.

It should be understood that the terms "comprises" and/or "comprising," when used in this specification and the appended claims, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.

For the sake of simplicity of the drawing, the parts relevant to the present invention are shown only schematically in the figures, which do not represent the actual structure thereof as a product. Additionally, in order to simplify the drawing for ease of understanding, components having the same structure or function in some of the drawings are shown schematically with only one of them, or only one of them is labeled. Herein, "a" means not only "only this one" but also "more than one" case.

It should be further understood that the term "and/or" as used in the present specification and the appended claims refers to any and all possible combinations of one or more of the associated listed items, and includes such combinations.

In the embodiment shown in the drawings, indications of orientation (such as up, down, left, right, front and rear) are used to explain the structure and movement of the various components of the invention are not absolute but relative. These descriptions are appropriate when the components are in the positions shown in the drawings. If the description of the location of these components changes, then the indication of these directions changes accordingly.

In addition, in the description of the present application, the terms "first," "second," and the like are used merely to distinguish between descriptions and are not to be construed as indicating or implying relative importance.

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following description will explain the specific embodiments of the present invention with reference to the accompanying drawings. It is evident that the drawings in the following description are only examples of the invention, from which other drawings and other embodiments can be obtained by a person skilled in the art without inventive effort.

Referring to fig. 1 to 11, a waterproof housing connection assembly is disclosed, which comprises a housing 10 and an electrical connector 100, wherein the housing comprises a ring portion 12 extending from a bottom 11, the ring portion is formed with a counter bore 13 penetrating through a housing space, a counter bore surface 131 of the counter bore is adapted by a gasket 23, and a bump 14 is correspondingly formed on a hole wall (not labeled) close to the counter bore surface; the electrical connector 100 includes a connection seat 20 and a connection head 30, the connection seat 20 includes an insulation seat 21 and a terminal module 22 disposed in the insulation seat, the insulation seat includes a main body 211 corresponding to an outer diameter of the ring, a rear seat 213 extending from a rear of the main body and adapted to a counter bore, and a front post 212 extending from a front of the main body, a flange is disposed on a periphery of the rear seat and forms a rear step surface of a supporting gasket with the main body, and when the rear seat is screwed into the counter bore, the flange is adapted to the bump, so that the ring of the housing forms a seal. In this case, the electric connector is matched with the extending ring part at the bottom of the shell, and according to the self structural characteristics, the electric connector can be clamped into the sinking surface of the counter bore at the bottom of the shell, so that the effect of tight connection and water resistance is achieved.

Referring to fig. 4 to 11, one end of the connection seat is connected to the cable 24 inside the housing, the other end is connected to the connection head 30, the terminal module 22 is disposed on the insulation seat 21, the gasket is clamped between the housing and the connection seat to prevent water mist from penetrating, the rubber ring 25 is another gasket with substantially the same structure, and the gasket is clamped between the connection seat 20 and the connection head 30 of the electrical connector to prevent water mist from penetrating. In this example, the insulating seat is a cylinder, the main body 211 with a protrusion provides a placement surface [ i.e. a front step surface 2111, a rear step surface (not labeled) ] for the gasket 23 and the rubber ring 25, and the main body 211 is used as a reference, the rear seat 213 is adapted to the bottom 11 of the casing, and the front column 212 is adapted to the connection head 30. The gum washer 23 is fitted over a rear step (not shown) and a rear jaw 2131 and a rear jaw 2132 are provided on the rear seat adjacent to the gum washer 23 to cooperatively secure the gum washer 23. For ease of installation, the gum washer 23 is recessed from the rear jaw 2131 and the rear card ledge 2132, i.e., the rear recess 2133. Referring to fig. 5, the same rear jaw (not shown), rear protrusion (not shown) and rear groove (not shown) are provided under the rear seat 213 to mount and fix the rubber gasket 23, so that a tight fixing effect can be achieved. Meanwhile, the rear seat 213 has a receiving cavity (not shown) in which the terminal module 22 can be placed, and a vertical slot (not shown) passing through the receiving cavity (not shown) and the insertion cavity 2121 is arranged between the receiving cavity (not shown) and the insertion cavity, and one end of the connecting vertical slot (not shown) is recessed to the periphery to form a terminal slot (not shown). The rear jaw 2131 not only secures the glue bead 23, but also mates with the boss 14 on the housing counterbore 13 to attach the insulator seat 21 into the housing ring portion 12, where the glue bead 23 and rear step (not shown) snap onto the countersink 131.

Similarly, the front jaw 2122 and the front jaw 2123 are provided with respect to the rear jaw 2131 and the rear jaw protrusion 2132, and function as a fixing rubber ring 25. Also, with the convenience of installation, the rubber ring 25 is recessed from the front jaw 2122 and the front jaw lip 2123, i.e., front recess 2124, and the front jaw 2122 can connect the connection seat 20 to the boss 3211 inside the joint 321. Referring to fig. 7, the same front jaws (not shown), front protrusions (not shown) and front grooves (not shown) are provided under the front column 212 to mount and fix the rubber ring 25 for the same reason as for tightly fixing the rubber gasket 23. Front post 212 has a front open insert cavity 2121, and insert cavity 2121 just accommodates plug 31.

The terminal group 222 is connected to the core 221, and has a connection section 2221, a folded-back portion 2222, and a contact portion 2223. The connection section 2221 is clamped in a terminal groove (not labeled) at the bottom of the insertion cavity 2121, at this time, the folded back portion 2222 is arc-shaped to abut against the insulation seat 21, an angle of 30 ° to 45 ° is formed between the contact portion 2223 and the connection section 2221, and the contact portion 2223 is located in the insertion cavity 2121. The terminal block 2211 extending from the rubber core 221 provides a location for connection of the cable 24, and the terminal block 2211 is provided with wire pins 241 arranged at equal intervals for fixing the cable 24. The rubber core 221 is arched to form a back race plate 2212, and the back race plate 2212 can be connected to the insulating base 21.

The connection head 30 includes: plug 31, cable 35 for connecting the plug, annular plug housing 32 and adapting plug housing 33, and silica gel column 34 for waterproof.

The inner hole of the joint 321 of the plug housing 32 is enough for the plug 31 and the cable 35 to pass through, and the inner wall of the joint 321 is provided with an abutting surface 3212 for placing the connection seat 20 and a protrusion 3211 for fixing the connection seat 20. The outer wall of the combining part 321 is provided with an outer tooth 3213 and a plurality of extending elastic pieces 322, and gaps are arranged between the elastic pieces. When the elastic sheet 322 is stressed and contracted, the silica gel column 34 can be tightly grasped, and gaps between the silica gel column 34 and the cable 35 are reduced, so that a waterproof effect is achieved.

The inside of the silica gel column 34 is provided with a central hole 341 which is enough for the cable 35 to pass through, and for convenient installation, the side edge of the silica gel column 34 is provided with a crack 342, and the silica gel column 34 can be sleeved on the cable 35 through the crack 342.

The plug housing 33, which is adapted to the plug housing 32, has a conical portion 333 and an inner tooth 331, which is adapted to the outer tooth 3213, by means of which the plug housing 33 can be fixedly connected to the plug housing 32. The rubber plug shell 33 is internally provided with a rear hole 332, and the rear hole 332 can be used for placing the cable 35 wrapped by the silica gel column 34 and the elastic sheet 322 for tightly grabbing the silica gel column 34.

In the above embodiment, the bump 14 and the protrusion 3211 are the same structure provided on different components, the gasket 23 and the rubber ring 25 are two gaskets having the same structure, the flange clip and the flange buckle are the same structure provided on different components, and the names of the two related components are different, which is simply for convenience of description.

In the foregoing embodiments, the descriptions of the embodiments are focused on, and the parts of a certain embodiment that are not described or depicted in detail may be referred to in the related descriptions of other embodiments.

It should be noted that the above embodiments can be freely combined as needed. The foregoing is merely a preferred embodiment of the present invention and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present invention, which are intended to be comprehended within the scope of the present invention.

Claims (10)

1. The utility model provides a waterproof casing coupling assembling, includes casing and connection seat, its characterized in that: the bottom of the shell is provided with a ring part extending outwards, the ring part is provided with a counter bore penetrating through the space of the shell, the counter bore is provided with a sinking surface for adapting a gasket, and the wall of the hole close to the sinking surface is correspondingly provided with a bump; the connecting seat comprises an insulating seat and a terminal module arranged in the insulating seat, the insulating seat comprises a main body based on the outer diameter of the ring part, a rear seat which is retracted behind the main body and is used for adapting to the counter bore, and a front column which is retracted in front of the main body and is extended out of the main body, a flange clamp is arranged on the periphery of the rear seat and forms a rear step surface of a supporting gasket with the main body, and when the rear seat is screwed into the counter bore, the flange clamp is adapted to the lug, so that the ring part of the shell forms a sealing body.

2. The waterproof enclosure connection assembly of claim 1, wherein: the periphery of the front column is provided with a flange buckle with the same structure as the flange clamp and a front step surface which is in butt joint with the main body, the flange buckle comprises a claw and a clamp bulge, the outer side of the claw is parallel to the front step surface, the front half section is in a sharp angle, the front half section and the front step surface form a groove, the front half section forms a vertical part connected with the front step surface, and the clamp bulge is close to the vertical part.

3. The waterproof enclosure connection assembly of claim 2, wherein: the front column is provided with an inserting cavity with a front opening, the rear seat is provided with a containing cavity for the terminal module to be configured, vertical grooves penetrating through are arranged between the inserting cavity and the containing cavity, and one end of the connecting vertical groove is recessed towards the periphery to form a terminal groove.

4. A watertight housing connection assembly as claimed in claim 3, wherein: the terminal module includes the plastic core of compression moulding and fixes terminal group as an organic whole through the plastic core, wherein: the rubber core comprises a back plug plate which is in line with the accommodating cavity and a terminal block which extends vertically behind the back plug plate, the terminal group comprises a fixing part buried in the back plug plate, a wire connecting pin formed by extending one end of the fixing part vertically backwards, a connecting section formed by extending the other end of the fixing part vertically forwards and a folding part extending from the connecting section, and the free end of the folding part extends obliquely towards the direction of the wire connecting pin and forms a contact part.

5. The watertight housing connection assembly of claim 4 wherein: the wiring feet are buried in the terminal block in a half way, and one surface of each wiring foot is exposed on the table surface of the terminal block for cable connection; when the rear plug plate is matched with the accommodating cavity, the connecting section is positioned in the terminal groove, and the contact part is inclined in the inserting cavity along with the folding part through the vertical groove.

6. The watertight housing connection assembly of claim 5 wherein: the plug connector also comprises a connecting head part for adapting the connecting seat part, wherein the connecting head part comprises a plug for adapting the inserting cavity, a plug shell for accommodating the plug and a plug shell screwed with the plug shell.

7. The watertight housing connection assembly of claim 6 wherein: the connecting head part also comprises a cable for connecting the plug and a silica gel column arranged in the plug shell and the rubber plug shell.

8. The watertight housing connection assembly of claim 7 wherein: the plug shell comprises a combination part and a spring piece part, the plug cover is arranged on the combination part and is adapted to the insertion cavity, the inner wall of the combination part is provided with a bulge adapted to the flange buckle and an abutting surface opposite to the front step surface, and when the plug shell is adapted to the connecting seat part, the abutting surface and the front step surface clamp the rubber ring.

9. The watertight housing connection assembly of claim 8 wherein: the root of the elastic sheet part is connected with the combining part and comprises a space which is formed by surrounding a plurality of elastic sheets and is used for adapting to the silica gel column, a shrinkage joint is formed between the elastic sheets, and an outer tooth is formed at the combining part which is abutted against the root of the elastic sheet part; the silica gel column comprises a central hole for the cable of the connecting plug to be matched with, and is provided with a crack for the cable to be extruded into the central hole from the periphery of the silica gel column.

10. The watertight housing connection assembly of claim 9 wherein: the rubber plug shell accommodates the elastic sheet part and the silica gel column and comprises an inner tooth, a rear hole and a conical part, wherein the inner tooth is screwed with the outer tooth in a matched mode, the rear hole is used for a plug to pass through, the conical part is formed by the rear hole and the inner wall of the rubber plug shell, the rear hole is smaller than the outer diameter of the silica gel column, when the rubber plug shell is screwed with the plug shell, the free end of the elastic sheet abuts against the conical part, so that the elastic part contracts and extrudes the silica gel column to deform, and a gap formed between the elastic sheet part and the inner part of the rubber plug shell is filled with the elastic sheet.