CN211103886U

CN211103886U - Novel injection molding seal structure of casing

Info

Publication number: CN211103886U
Application number: CN201921030766.9U
Authority: CN
Inventors: 阙金红
Original assignee: Suzhou Lianwan Electronic Technology Co ltd
Current assignee: Suzhou Lianwan Electronic Technology Co ltd
Priority date: 2019-07-04
Filing date: 2019-07-04
Publication date: 2020-07-28
Anticipated expiration: 2029-07-04

Abstract

The utility model discloses a novel injection molding seal structure of casing, which comprises an upper housing, the lower extreme of going up the casing is provided with the epitheca recess, the inboard of epitheca recess is provided with the tooth of falling recess, the surface mounting of tooth of falling recess has the sealing washer, the sealing washer includes rubber lug, tooth of falling, outside rubber lug, goes up row's sealed rubber tooth, lower rubber lug, rubber lug is installed to lower rubber lug's upper end, the tooth of falling is all installed at the both ends of going up rubber lug, outside rubber lug is installed to lower rubber lug's one end, the sealed rubber tooth of going up is installed to outside rubber lug's upper end, lower row's sealed rubber tooth is installed to outside rubber lug's lower extreme. The utility model discloses a series of structural design make the sealing washer installation more simple and convenient, and the installation closely is difficult for taking place to drop, also can make the sealing washer hug closely the casing when casing closure under and make the sealed effect of device better.

Description

Novel injection molding seal structure of casing

Technical Field

The utility model relates to an injection molding seals technical field, specifically is a novel injection molding seal structure of casing.

Background

With the rapid development of social economy, many plastic products used in daily life are manufactured by injection molding, which is a method for producing and molding industrial products, the products are generally manufactured by rubber injection molding and plastic injection molding, and the injection molding can be divided into injection molding method and die casting method.

However, the existing shell injection molding part has no corresponding structure, so that the sealing ring is more convenient to mount, is tightly mounted and is not easy to fall off, and the sealing ring can not be tightly attached to the shell when the upper shell and the lower shell are closed, so that the sealing effect of the device is better; therefore, the existing requirements are not met, and a novel injection molding part sealing structure of the shell is provided for the requirement.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel injection molding seal structure of casing to current casing injection molding that proposes in solving above-mentioned background art does not have corresponding structure can make the sealing washer installation more simple and convenient, and the installation closely is difficult for taking place to drop, also can not make the sealing washer hug closely the casing when casing closure under and make the better scheduling problem of device seal effect.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a novel injection molding seal structure of casing, includes the upper casing, the lower extreme of upper casing is provided with the epitheca recess, the inboard of epitheca recess is provided with the tooth of falling recess, the surface mounting of tooth of falling recess has the sealing washer, the sealing washer includes rubber lug, tooth of falling, outside rubber lug, goes up row's sealed rubber tooth, lower rubber lug, rubber lug is installed to rubber lug's upper end down, the tooth of falling is all installed at the both ends of going up rubber lug, outside rubber lug is installed to rubber lug's one end down, the row of sealed rubber tooth is installed to outside rubber lug's upper end, the lower row of sealed rubber tooth is installed to outside rubber lug's lower extreme, the epitheca recess is installed to rubber lug's lower extreme down, the upper end of casing is provided with down the casing recess down.

Preferably, the size of the upper rubber bump is completely equal to that of the upper shell groove, and the upper rubber bump is connected with the upper shell groove through a clamping groove.

Preferably, the two sides of the upper rubber bump are provided with inverted teeth, and the size of the inverted teeth is completely consistent with that of the inverted tooth groove.

Preferably, an upper row of sealing rubber teeth is mounted at the upper end of the outer rubber bump, and the upper end of the upper row of sealing rubber teeth is completely attached to a groove formed in the outer side of the lower end of the upper shell.

Preferably, the lower end of the outer rubber bump is provided with a lower row of sealing rubber teeth, and the lower end of the lower row of sealing rubber teeth is completely attached to the groove formed in the outer side of the upper end of the lower shell.

Preferably, the size of the lower rubber bump is completely consistent with the size of a groove formed in the upper end of the lower shell, and the lower rubber bump is connected with the lower shell through a clamping groove.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model is arranged in the upper shell by aligning the end of the sealing ring with the inverted tooth with the upper shell groove arranged at the lower end of the upper shell, the inverted tooth can be clamped in the inverted tooth groove, so that the upper shell and the sealing ring are more tightly arranged, after the upper shell and the sealing ring are completely arranged, the upper shell at the lower end of the sealing ring is aligned with the lower shell groove arranged at the upper end of the lower shell, so that the sealing ring is more convenient to be arranged, and the sealing ring is tightly arranged and is not easy to fall off;

2. the utility model discloses a can be in the same place last casing and lower casing installation, later go up to arrange sealed rubber tooth and can push down the deformation under the extruded effect of recess that the upper casing lower extreme outside set up, lower row sealed rubber tooth is pressed down and is deformed under the extruded effect of recess that the casing upper end outside set up down for it is better to go up sealed effect when installing between casing and the lower casing.

Drawings

Fig. 1 is a schematic overall structure diagram of the present invention;

FIG. 2 is a schematic view of the overall internal structure of the present invention;

fig. 3 is a schematic structural diagram of the sealing ring of the present invention.

In the figure: 1. an upper housing; 2. a lower housing; 3. a seal ring; 4. a lower shell groove; 5. an upper shell groove; 6. chamfering the teeth; 7. a lower rubber bump; 8. an outer rubber bump; 9. upper row of sealing rubber teeth; 10. lower row of sealing rubber teeth; 11. chamfering teeth; 12. and (6) mounting the rubber bump.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, the present invention provides an embodiment: the utility model provides a novel injection molding seal structure of casing, including last casing 1, the lower extreme of going up casing 1 is provided with epitheca recess 5, the inboard of epitheca recess 5 is provided with pawl recess 6, pawl recess 6's surface mounting has sealing washer 3, sealing washer 3 includes rubber lug 12, pawl 11, outside rubber lug 8, go up row's sealed rubber tooth 9, lower row's sealed rubber tooth 10, lower rubber lug 7, rubber lug 12 is installed to lower rubber lug 7's upper end, pawl 11 is all installed at the both ends of going up rubber lug 12, the accessible is with pawl 11 card in pawl recess 6 make the installation inseparabler down, outside rubber lug 8 is installed to lower rubber lug 7's one end, go up row's sealed rubber tooth 9 is installed to outside rubber lug 8's upper end, lower row's sealed rubber tooth 10 is installed to outside rubber lug 8's lower extreme, can compress sealed rubber tooth 9 and lower row's sealed rubber tooth 10 make its protruding lower rubber tooth of sealed effect better down when going up casing 1 and lower casing 2 closure An upper shell groove 5 is installed at the lower end of the block 7, and a lower shell groove 4 is arranged at the upper end of the lower shell 2.

Furthermore, the size of the upper rubber bump 12 and the size of the upper shell groove 5 are completely one, the upper rubber bump 12 and the upper shell groove 5 are connected through a clamping groove, and the device can be installed more firmly by the mode of connecting the clamping groove.

Furthermore, the two sides of the upper rubber bump 12 are provided with the inverted teeth 11, the size of the inverted teeth 11 is completely consistent with that of the inverted tooth groove 6, and the sealing ring 3 can be clamped in the lower shell 2 through the inverted teeth 11 to be more firmly installed.

Further, the upper row of sealing rubber teeth 9 is installed at the upper end of the outer side rubber bump 8, the upper end of the upper row of sealing rubber teeth 9 is completely attached to the groove formed in the outer side of the lower end of the upper shell 1, and when the upper shell 1 and the lower shell 2 are closed, the groove formed in the outer side of the lower end of the upper shell 1 can extrude the upper row of sealing rubber teeth 9 to enable the waterproof effect to be better.

Further, lower row of sealing rubber tooth 10 is installed to the lower extreme of outside rubber lug 8, and the lower extreme of lower row of sealing rubber tooth 10 and the recess that lower casing 2 upper end outside set up laminate completely, and when last casing 1 and lower casing 2 closed, the recess that lower casing 2 upper end outside set up can extrude lower row of sealing rubber tooth 10 and make its water-proof effects better.

Further, the size of lower rubber bump 7 is identical to the size of the groove formed in the upper end of lower shell 2, lower rubber bump 7 is connected with lower shell 2 through the clamping groove, and lower rubber bump 7 can play a role in positioning when lower shell 2 and upper shell 1 are installed.

The working principle is as follows: during the use, at first the inspection device has or not unusually, it has the one end of tooth 11 to aim at last casing 1 lower extreme setting with sealing washer 3 after confirming there is not unusually upper shell recess 5 with it installs in the inside of last casing 1, tooth 11 can block in tooth recess 6, make the installation between upper shell 1 and the sealing washer 3 more firm, after finishing with the installation of upper shell 1 and sealing washer 3, aim at last casing 1 of sealing washer 3 lower extreme lower casing 2 upper end and set up lower casing recess 4 and put into, can be in the same place upper shell 1 with lower casing 2 installation, later go up the extrusion of the recess that upper row of sealed rubber tooth 9 can set up in the upper shell 1 lower extreme outside and push down the deformation, lower row of sealed rubber tooth 10 can push up the deformation under the extruded effect of the recess that the lower casing 2 upper end outside set up, the sealed effect between last casing 1 and the lower casing 2 that makes is better.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a novel injection molding seal structure of casing, includes casing (1) and casing (2) down, its characterized in that: an upper shell groove (5) is formed in the lower end of the upper shell (1), an inverted tooth groove (6) is formed in the inner side of the upper shell groove (5), a sealing ring (3) is mounted on the outer surface of the inverted tooth groove (6), the sealing ring (3) comprises an upper rubber bump (12), inverted teeth (11), an outer side rubber bump (8), an upper row of sealing rubber teeth (9), a lower row of sealing rubber teeth (10) and a lower rubber bump (7), the upper rubber bump (12) is mounted at the upper end of the lower rubber bump (7), the inverted teeth (11) are mounted at two ends of the upper rubber bump (12), the outer side rubber bump (8) is mounted at one end of the lower rubber bump (7), the upper row of sealing rubber teeth (9) is mounted at the upper end of the outer side rubber bump (8), the lower row of sealing rubber teeth (10) is mounted at the lower end of the outer side rubber bump (, an upper shell groove (5) is installed at the lower end of the lower rubber bump (7), and a lower shell groove (4) is arranged at the upper end of the lower shell (2).

2. The injection molding sealing structure of the novel shell according to claim 1, characterized in that: the size of the upper rubber bump (12) is completely consistent with that of the upper shell groove (5), and the upper rubber bump (12) is connected with the upper shell groove (5) through a clamping groove.

3. The injection molding sealing structure of the novel shell according to claim 1, characterized in that: the two sides of the upper rubber bump (12) are provided with inverted teeth (11), and the size of the inverted teeth (11) is completely consistent with that of the inverted tooth groove (6).

4. The injection molding sealing structure of the novel shell according to claim 1, characterized in that: an upper row of sealing rubber teeth (9) is installed at the upper end of the outer side rubber bump (8), and the upper end of the upper row of sealing rubber teeth (9) is completely attached to a groove formed in the outer side of the lower end of the upper shell (1).

5. The injection molding sealing structure of the novel shell according to claim 1, characterized in that: the lower end of the outer side rubber bump (8) is provided with a lower row of sealing rubber teeth (10), and the lower end of the lower row of sealing rubber teeth (10) is completely attached to a groove arranged on the outer side of the upper end of the lower shell (2).

6. The injection molding sealing structure of the novel shell according to claim 1, characterized in that: the size of the lower rubber bump (7) is completely consistent with that of a groove arranged at the upper end of the lower shell (2), and the lower rubber bump (7) is connected with the lower shell (2) through a clamping groove.