CN208189880U - Waterproof connector - Google Patents

Abstract

The utility model discloses a kind of waterproof connector, and shell, outer body contact, cap and connection sealing, shell including being equipped with hollow chamber are provided with the first notch, the second notch and third notch being connected to hollow chamber；First notch of shell is set to one end of shell, and outer diameter adaptation the first notch of sealing of outer body contact is provided with the first sealing ring between outer body contact periphery setting and the internal diameter of the first notch；Shell is equipped with seal groove corresponding with the second notch, and cap is covered on the second notch, and presses the second sealing ring being placed on seal groove；The third notch of shell is set to the other end of the first notch of face, and connection sealing periphery is provided with the third sealing ring of tight adaptation third notch inner circumferential, the second through-hole of connection sealing setting, and the second through-hole is connected to first through hole.The assembly parts that connector is installed on shell are more convenient, prevent external moisture from entering in shell, waterproofness is preferable, extends the service life of connector.

Description

Waterproof connector

Technical field

The utility model relates to arrive the technical field of electric car, a kind of waterproof connector is especially related to.

Background technique

Existing electric car has been widely used on bus or small-sized private car, and battery case is as electric car Core component, for its seal waterproof performance requirement with higher, in order to reach the waterproofing grade of IP67, waterproof connector exists It is essential in the use process of battery case.

Although current waterproof connector is able to achieve common sealing function, but be such as installed in fork truck, if under encountering It works in the rugged environments such as rain, common waterproof connector may not be able to achieve preferable water-proof function, lead to external water Divide and enter in connector, may result in short circuit or open circuit, shorten the service life of connector.

Utility model content

The main purpose of the utility model is to provide a kind of waterproof connector that waterproof seal is good.

The utility model proposes a kind of waterproof connector, including be equipped with the shell of hollow chamber, outer body contact, cap and Connect sealing, the shell include at least the first notch, the second notch and third notch, and first notch, second lack Mouth and third notch are connected to the hollow chamber；

First notch of the shell is set to one end of the shell, the outer diameter adaptation sealing of the outer body contact described the One notch is provided with the first sealing ring, the outer body contact between the outer body contact periphery setting and the internal diameter of first notch It is inside provided with and is connected to the first through hole that the hollow chamber is connected to the housing outer surface；

The shell is equipped with seal groove corresponding with second notch, and the cap is covered on second notch On, and press the second sealing ring being placed on the seal groove；

The third notch is set to the other end of the first notch described in face, and the connection sealing periphery is provided with tightly Be adapted to the third sealing ring of the third notch inner circumferential, the connection sealing is provided with the second through-hole, second through-hole with The first through hole connection.

Further, it is provided with fixing slot in second notch, protrusion is provided on the cap, the protrusion sticks into The fixing slot is default.

Further, the cap surrounding is provided with threaded hole, is provided with threaded mounting hole on the shell；

It further include screw, the screw is locked in the threaded mounting hole after passing through the threaded hole.

It further, further include handle, the U-shaped shape setting of handle, and the handle openings both ends setting of the U-shaped shape There is installation through-hole, the installation through-hole is screwed on the shell.

Further, cable-through hole is provided on the connection sealing, the cable-through hole is parallel with second through-hole to be set It sets, the third through-hole for penetrating through the cable-through hole is provided in the shell.

Further, the third sealing ring uses O-ring seal, and the connection sealing periphery is provided with described in placement The groove of third sealing ring, the depth of the groove are less than the thickness of the third sealing ring.

Further, the shell is integrally formed.

The waterproof connector of the utility model has the advantage that as by the way that notch is arranged on shell, on notch It respectively corresponds and is provided with sealing ring and component sealing fixation, it is easy for installation, while the assembly parts of connector are placed more on shell It is convenient, it also can preferably prevent external moisture from entering in shell, waterproofness is preferable, extends the service life of connector.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the waterproof connector of an embodiment of the present invention；

Fig. 2 is the perspective view of the explosion of the waterproof connector of an embodiment of the present invention.

The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.

Specific embodiment

It should be appreciated that specific embodiment described herein is only used to explain the utility model, it is not used to limit this Utility model.

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than all Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise Under every other embodiment obtained, fall within the protection scope of the utility model.

It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute in the utility model embodiment It is only used for explaining in relative positional relationship, the motion conditions etc. under a certain particular pose (as shown in the picture) between each component, such as When the fruit particular pose changes, then directionality instruction also correspondingly changes correspondingly, and the connection, which can be, directly to be connected It connects, is also possible to be indirectly connected with.

In addition, the description for being such as related to " first ", " second " in the present invention is used for description purposes only, and cannot manage Solution is its relative importance of indication or suggestion or the quantity for implicitly indicating indicated technical characteristic.Define as a result, " the One ", the feature of " second " can explicitly or implicitly include at least one of the features.In addition, the skill between each embodiment Art scheme can be combined with each other, but must be based on can be realized by those of ordinary skill in the art, when technical solution It will be understood that the combination of this technical solution is not present in conjunction with there is conflicting or cannot achieve when, also not in the utility model It is required that protection scope within.

Referring to Fig.1 shown in -2, a kind of waterproof connector of an embodiment of the present invention is proposed, including be equipped with hollow chamber Shell 1, outer body contact 2, cap 3 and connection sealing 4, shell 1 includes at least the first notch, the second notch 11 and third lack Mouthful, and the first notch, the second notch 11 and third notch are connected to hollow chamber；First notch (not shown) of shell 1 is set It is placed in one end of shell 1, outer diameter adaptation the first notch of sealing of outer body contact 2, between outer 2 periphery of body contact and the internal diameter of the first notch It is provided with the first sealing ring 5, the first through hole 21 of connection hollow chamber and 1 outer surface of shell is provided in outer body contact 2；Shell 1 Equipped with seal groove 12 corresponding with the second notch 11, cap 3 is covered on the second notch 11, and is pressed and be placed in seal groove The second sealing ring 6 on 12；The third notch (not shown) of shell 1 is set to the other end of the first notch of face, connects close 4 periphery of envelope portion is provided with the third sealing ring 7 of tight adaptation third notch inner circumferential, and it is logical that connection sealing 4 is provided with symmetrical second Hole 41, the second through-hole 41 are connected to first through hole 21.

In the present embodiment, shell 1 is at least arranged includes the first notch, the second notch 11 and third notch, for side Just the components of the connector in shell 1 are positioned at, and each notch is correspondingly arranged on the sealing element of adaptation, the first notch with Its outer body contact 2 for corresponding to adaptation is tightly connected, and the section of the first notch is track type, and it is close to be socketed with first in outer 2 periphery of body contact Seal 5, when outer body contact 2 adaptation is installed on the first notch, outer body contact 2 and the first notch squeeze mutually the first sealing ring 5, outside The first through hole 21 that may pass through high-pressure conductive line is provided on body contact 2, first through hole 21 runs through the first notch, works as high-pressure conductive It is in sealing state after the first notch of shell 1 removes the high-pressure conductive line outside connection when line is pierced into first through hole 21, it can Prevent external moisture or humid air from entering in shell 1 from the first notch, leakproofness is strong.

Second notch 11 is square setting, and seal groove 12 is provided on rectangular periphery, and the second sealing ring 6 is installed on In seal groove 12, when cap 3 is covered on the second notch 11, cap 3 presses the second sealing ring 6 and covers with the second notch 11 It closes, good airproof performance, effectively prevents external moisture or humid air from entering in shell 1 from the second notch 11, and disassembly side Just.

The other end of first notch face of shell 1 is provided with third notch, and third indentations section is arranged in track type, will Third sealing ring 7 is set to the periphery of connection sealing 4, then the third notch for connecting sealing 4 and shell 1 is tightly connected, There are two symmetrically arranged second through-holes 41 for setting on connection sealing 4, for piercing into high-pressure conductive line, when high-pressure conductive line When piercing into the second through-hole, after the third notch of shell 1 removes the high-pressure conductive line outside connection, it is in sealing state, can prevents External moisture or humid air enters in shell 1 from third notch, and leakproofness is strong.

In the present embodiment, it is provided with fixing slot 111 in the second notch 11, protrusion 31 is provided on cap 3, protrusion 31 is blocked Into in fixing slot 111.Fixing slot 111 is provided in shell 1, when cap 3 is covered on the second notch 11, fixing slot 111 It is blocked with the protrusion 31 on cap 3, cap 3 can be prevented to be detached from the second notch 11.3 surrounding of cap is provided with threaded hole 32, Threaded mounting hole 13 is provided on shell 1；It further include screw, screw is locked in threaded mounting hole 13 after passing through threaded hole 32. When cap 3 is covered on shell 1, threaded hole 32 is pierced by screw and is locked, cap 3 covered after closing the second notch 11, Other than water-proof function, moreover it is possible to preferably prevent cap 3 from falling off in shell 1.A ladder hole 33 is additionally provided on cap 3, It is provided with a bolt on ladder hole 33, the voltage in shell 1 is observed by the ladder hole 33, convenient for confirming the connector Maximum voltage prevents from burning connector, extends the service life of connector.

It in the present embodiment, further include handle 8, the U-shaped shape of handle 8 is arranged, and the handle openings both ends of U-shaped shape are provided with Installation through-hole 81, installation through-hole 81 are screwed in shell 1.The setting of handle 8 can be made the structure for meeting holding, and Handle 8 is fixed on shell 1, installation through-hole 81 is provided on handle 8, which is just corresponding to threaded hole 13 and setting It sets, screw is pierced into installation through-hole 81 and is fixed on threaded hole 32, and then fixed handle 8 is on shell 1, it is easy for installation, it is convenient It guides and supports.

In the present embodiment, it connects on sealing 4 and is provided with cable-through hole 42, cable-through hole 42 is parallel with the second through-hole 41 to be set It sets, the third through-hole of perforation cable-through hole 42 is provided in shell 1.

In the present embodiment, third sealing ring 7 uses O-ring seal, and it is close that connection 7 periphery of sealing is provided with placement third The groove of seal 7, the depth of groove are less than the thickness of third sealing ring 7.By squeezing O-ring seal, outside is effectively prevented Moisture or humid air enter in shell 1, waterproof performance is good.

In the present embodiment, shell 1 is integrally formed.

The two sides of the one end of shell 1 towards connection sealing 4 are outward extended with arc shaped wing 14, and 14 face of arc shaped wing is arranged, And towards connection sealing 4, outside, arc shaped wing 14 and 1 integrated injection molding of shell, arc shaped wing 14 are used for the protrusion of arc shaped wing 14 In clip exterior part connected to it.

The waterproof connector of the utility model, by the way that notch is arranged on shell 1, respectively corresponded on notch be provided with it is close Seal and component sealing are fixed, easy for installation, while the assembly parts of placement connector are more convenient on shell 1, can preferably prevent Only external moisture enters in shell 1, and waterproofness is preferable, extends the service life of connector.

The above is only the preferred embodiment of the present invention, and therefore it does not limit the scope of the patent of the utility model, Equivalent structure or equivalent flow shift made by using the description of the utility model and the drawings, is directly or indirectly transported Used in other related technical areas, it is also included in the patent protection scope of the utility model.

Claims (7)

1. a kind of waterproof connector, which is characterized in that shell, outer body contact, cap and connection including being equipped with hollow chamber are close Envelope portion, the shell include at least the first notch, the second notch and third notch, and first notch, the second notch and the Three notches are connected to the hollow chamber；

First notch of the shell is set to one end of the shell, and the outer diameter adaptation sealing described first of the outer body contact lacks Mouthful, it is provided with the first sealing ring between the outer body contact periphery and the internal diameter of first notch, is provided in the outer body contact It is connected to the first through hole of the hollow chamber Yu the housing outer surface；

The shell is equipped with seal groove corresponding with second notch, and the cap is covered on second notch, and Press the second sealing ring being placed on the seal groove；

The third notch is set to the other end of the first notch described in face, and the connection sealing periphery is provided with tight adaptation The third sealing ring of the third notch inner circumferential, the connection sealing are provided with the second through-hole, second through-hole with it is described First through hole connection.

2. waterproof connector according to claim 1, which is characterized in that be provided with fixing slot in second notch, institute It states and is provided with protrusion on cap, the protrusion sticks into the fixing slot.

3. waterproof connector according to claim 2, which is characterized in that the cap surrounding is provided with threaded hole, described Threaded mounting hole is provided on shell；

It further include screw, the screw is locked in the threaded mounting hole after passing through the threaded hole.

4. waterproof connector according to claim 3, which is characterized in that further include handle, the U-shaped shape of handle is set It sets, and the handle openings both ends of the U-shaped shape are provided with installation through-hole, the installation through-hole is screwed in the shell On.

5. waterproof connector according to claim 1, which is characterized in that it is provided with cable-through hole on the connection sealing, The cable-through hole is arranged in parallel with second through-hole, and the third through-hole for penetrating through the cable-through hole is provided in the shell.

6. waterproof connector according to claim 5, which is characterized in that the third sealing ring uses O-ring seal, institute It states connection sealing periphery and is provided with the groove for placing the third sealing ring, the depth of the groove is sealed less than the third The thickness of circle.

7. waterproof connector according to claim 1, which is characterized in that the shell is integrally formed.