CN212183854U

CN212183854U - Security protection product seal structure and security protection product

Info

Publication number: CN212183854U
Application number: CN202020584846.5U
Authority: CN
Inventors: 高建军; 龙军
Original assignee: Shenzhen Skyworth Digital Technology Co Ltd
Current assignee: Shenzhen Skyworth Digital Technology Co Ltd
Priority date: 2020-04-17
Filing date: 2020-04-17
Publication date: 2020-12-18
Anticipated expiration: 2030-04-17

Abstract

The utility model discloses a security product sealing structure and a security product, wherein, the security product sealing structure comprises a front shell, and the end surface of the front shell is provided with a pressing surface; the end face of the rear shell is provided with a containing groove corresponding to the press-fit face, the containing groove is provided with a positioning column, and the rear shell is connected with the front shell so that the press-fit face and the containing groove are matched to form a containing cavity; and the sealing ring is arranged in the accommodating cavity, the sealing ring is provided with a through hole corresponding to the positioning column, and the positioning column is arranged in the through hole in a penetrating manner. The utility model aims at a sealed effectual, and improve the security protection product seal structure of the direct rate of production.

Description

Security protection product seal structure and security protection product

Technical Field

The utility model relates to a security protection technical field, in particular to security protection product seal structure and security protection product.

Background

With the continuous promotion and deepening of the policies of the national security city and the national village and town, the security industry in China is greatly developed in nearly 10 years, and the demand of security products is increasing day by day.

When the shell around the equipment of current security protection product on actually producing the line, design the sealing washer in the shell before the security protection product, so the shell in-process leads to the fact the sealing washer to shift or the running position very easily around actually assembling the security protection product, and sealed effect is not good enough, reduces the product and leads to the rate.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main objective provides a security protection product seal structure and security protection product, aims at providing one kind and seals effectually, and improves the security protection product seal structure of the direct rate of production.

In order to achieve the above object, the utility model provides a security protection product seal structure, it includes:

the end face of the front shell is provided with a pressing surface;

the end face of the rear shell is provided with a containing groove corresponding to the press-fit face, the containing groove is provided with a positioning column, and the rear shell is connected with the front shell so that the press-fit face and the containing groove are matched to form a containing cavity; and

the sealing ring is arranged in the accommodating cavity, the sealing ring is provided with a through hole corresponding to the positioning column, and the positioning column penetrates through the through hole.

In some embodiments, the bottom of the accommodating groove is further provided with a limiting groove, and the sealing ring is provided with a flange part limited in the limiting groove.

In some embodiments, the pressing surface is further provided with a reinforced extruding convex part which is in sealing and abutting connection with the sealing ring.

In some embodiments, the press-fit surface is concavely provided with a concave portion corresponding to the positioning column, and the positioning column penetrates through the through hole and is limited in the concave portion.

In some embodiments, the positioning column is hollow, the inner side wall of the positioning column is provided with internal threads, and a fastening piece penetrates through the concave part and is in threaded connection with the positioning column.

In some embodiments, the edges of the recess are chamfered.

In some embodiments, the front housing has a plurality of press-fit surfaces on an end surface thereof, each press-fit surface has the recessed portion, the rear housing has a plurality of receiving grooves on an end surface thereof, and each receiving groove has a positioning column corresponding to the recessed portion.

In some embodiments, at least one of the positioning posts has a height higher than the other positioning posts, and at least one of the recesses has a depth greater than the other recesses.

In some embodiments, the end surface of the front shell is provided with a first convex ring arranged around the outer side edges of the plurality of pressing surfaces, the end surface of the rear shell is provided with a second convex ring arranged around the outer side edges of the plurality of accommodating grooves, and the first convex ring is in limit abutting joint with the second convex ring;

and/or a step part is arranged on the inner side edge of each pressing surface, and a third convex ring is arranged on the end surface of the rear shell around the inner side edges of the plurality of accommodating grooves; the third convex ring is in limit abutting joint with the step part.

The utility model also provides a security protection product, including the camera lens subassembly with security protection product seal structure, be formed with the installation cavity in the security protection product seal structure, the installation cavity is located to the camera lens subassembly.

The utility model discloses technical scheme's security protection product seal structure is through locating the sealing washer hold in the chamber to the realization is with sealing washer "hide in the procapsid with between the back casing. A sealing ring is not required to be arranged at the joint of the front shell and the rear shell, so that the integrity and the aesthetic feeling of the appearance of a security product are improved; and the positioning column is arranged in the accommodating groove, and the sealing ring is provided with the through hole, so that the sealing ring is sleeved on the positioning column. Because the sealing washer has set up in the storage tank during the assembly, the sealing washer runs the probability of position and dislocation during the reduction assembly, improves the sealed effect and the production through rate of product.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an embodiment of a security product of the present invention;

fig. 2 is an explosion diagram of an embodiment of the sealing structure of the security product of the present invention;

fig. 3 is a schematic structural diagram of an embodiment of a front housing according to the present invention;

fig. 4 is a schematic structural diagram of an embodiment of the rear housing of the present invention;

FIG. 5 is an enlarged view of a portion of FIG. 4 at A;

fig. 6 is a schematic structural diagram of an embodiment of the sealing ring of the present invention;

fig. 7 is a schematic cross-sectional view of an embodiment of the sealing structure of the security product of the present invention;

FIG. 8 is an enlarged view of a portion of FIG. 7 at B;

fig. 9 is a schematic view of the structure of fig. 8 with the seal ring removed.

The reference numbers illustrate:

the objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The existing security product is characterized in that a sealing ring is integrally and pre-installed in a front shell of the security product, but during actual production and assembly, the front shell and a rear shell of the security product are stably connected from top to bottom through screws (namely, the screws are driven into the rear shell from the front shell of the security product), so that the sealing ring is easy to run and misplace when the front shell and the front shell with the sealing ring are assembled, the integral air tightness of the security product is reduced, and the first pass rate is reduced. In addition, if the sealing ring is leaked in the front shell of the security product in the actual production, when the air tightness of the product is checked, the security product needs to be disassembled to replace the sealing ring and reassemble the security product, and the production efficiency is greatly influenced.

Based on the above problem, with the sealing washer advance the location establish with on the backshell of security protection product. During assembly, the front shell and the rear shell of the security product are assembled by only corresponding the positions of the front shell and the rear shell of the security product and using screws. Therefore, the probability of the position deviation and dislocation of the sealing ring during assembly can be reduced, and the sealing effect and the first pass rate of the product are improved. Meanwhile, the sealing ring is positioned on the rear shell of the security product in advance, and when the front shell and the rear shell of the security product are assembled from top to bottom through the screws, whether the sealing ring is missed or not is easy to check, so that the problems that the security product needs to be disassembled to be replaced by the sealing ring and the security product needs to be reassembled are solved, and the production efficiency and the first pass rate of the product are improved.

Under the guidance of the above thinking, the positioning column is arranged on the rear shell of the security product, and the through hole is arranged on the sealing ring, so that the sealing ring is pre-positioned and sleeved on the rear shell of the security product, when the security product realizes the matching installation of the front shell and the rear shell of the security product, the probability of the dislocation and the dislocation of the sealing ring during the assembly is reduced, and the sealing effect and the first pass rate of the product are improved; and simultaneously, whether the sealing ring is leaked or not is facilitated. And the sealing ring penetrates through the positioning column to be arranged, so that the space is saved.

The following examples are based on the above-described thought activities.

Referring to fig. 1 to 4, in an embodiment of the present invention, the security product sealing structure 100 includes: a front case 10, a rear case 20, and a packing 30. Wherein, the end surface of the front shell 10 is provided with a pressing surface 11; an accommodating groove 21 is formed in the end surface of the rear housing 20 corresponding to the press-fit surface 11, and the rear housing 20 is connected to the front housing 10, so that the press-fit surface 11 and the accommodating groove 21 cooperate to form an accommodating chamber 40. The accommodating groove 21 is provided with a positioning column 211, the sealing ring 30 is arranged in the accommodating chamber 40, a through hole 31 is arranged on the sealing ring 30 corresponding to the positioning column 211, and the positioning column 211 penetrates through the through hole 31.

It should be noted that the security product of the present embodiment includes a gun-type security camera, an anti-theft alarm, and the like.

In the present embodiment, the sealing ring 30 is made of a soft material, such as silicone rubber, soft PVC (Polyvinyl chloride), Thermoplastic elastomer TPE/TPR (Thermoplastic rubber), and other materials with softness and elasticity. Silica gel is preferred in this embodiment.

Referring to fig. 3, fig. 4 and fig. 9, according to the technical solution of the present invention, a pressing surface 11 is disposed on an end surface of a front housing 10, and a receiving groove 21 is disposed on an end surface of a rear housing 20 corresponding to the pressing surface 11. A receiving chamber 40 is formed between the press-fit surface 11 and the receiving groove 21, and the packing 30 is "hidden" between the front case 10 and the rear case 20 by disposing the packing 30 in the receiving chamber 40. The joint of the front shell 10 and the rear shell 20 does not need to be provided with the sealing ring 30, so that the integrity and the aesthetic feeling of the appearance of the security product are improved.

Referring to fig. 3 and 4, in a further step, the positioning column 211 is disposed on the bottom wall of the accommodating groove 21, and the through hole 31 is disposed on the sealing ring 30, so that the sealing ring 30 is sleeved on the positioning column 211 and the accommodating groove 21. Because the sealing ring 30 is arranged in the containing cavity 40 in a compression joint mode during assembly, the probability of position deviation and dislocation of the sealing ring 30 during assembly is reduced, and the sealing effect and the through rate of the product are improved. Meanwhile, the sealing ring 30 is positioned through the positioning column 211 is positioned on the rear shell 20, when the front shell 10 and the rear shell 20 are assembled from top to bottom through screws, whether the sealing ring 30 is leaked or not is easily checked, so that the problems that the sealing ring 30 needs to be detached and replaced again for security products and the security products need to be reassembled are avoided, and the production efficiency and the production through rate of the products are improved. And the sealing ring penetrates through the positioning column to be arranged, so that the space is saved.

Referring to fig. 5 and 6, in some embodiments, the bottom of the receiving groove 21 is further provided with a limiting groove 24, and the sealing ring 30 is provided with a flange portion 32 that is matched with the limiting groove 24. The convex edge part 32 of the sealing ring 30 is embedded into the limiting groove 24, so that the effect that the sealing ring 30 is positioned on the rear shell 20 is enhanced, the probability of position deviation and dislocation of the sealing ring 30 during assembly is further reduced, and the sealing effect and the production through rate of a product are improved.

Referring to fig. 7 and 8, in some embodiments, each pressing surface 11 further has a reinforced pressing protrusion 112 with a predetermined thickness H, and the reinforced pressing protrusion 112 is in sealing contact with the sealing ring 30. The effect of the pressing surface 11 for pressing the sealing ring 30 is enhanced by setting the reinforced pressing convex part 112 with the preset thickness H, and the sealing ring 30 is made of soft material and can generate certain elastic deformation, so that the sealing ring 30 is in closer contact with the reinforced pressing convex part 112, and the sealing performance of the product is improved. It is understood that the predetermined thickness H of the reinforcing crush lobes 112 can be set as practical, for example, 0.2 mm. Of course, other thicknesses may be provided as desired.

In order to further stably couple and mate the front case 10 and the rear case 20 to improve sealability between the front case 10 and the rear case 20. The press-fit surface 11 is further concavely provided with a concave portion 111 corresponding to the positioning column 211, and the positioning column 211 passes through the through hole 31 and is limited in the concave portion 111.

In some embodiments, the positioning pillar 211 is hollow, and an inner sidewall of the positioning pillar 211 is provided with an internal thread (not shown), and the concave portion 111 is provided as a counter bore. When assembled, the positioning posts 211 penetrate into the counterbores, and a fastener (not shown) is locked into the positioning posts 211 of the rear housing 20 through the recessed portions 111 of the front housing 10 to be screwed with the internal threads. The above-mentioned fastener may be selected from a threaded connector, specifically, for example, a screw, a bolt, and the like.

In some embodiments, the edge of the recess 111 is provided with a chamfer to facilitate insertion of the positioning post 211. The chamfer is provided to facilitate the assembly of the positioning posts 211 of the rear case 20 into the recessed portion 111 of the front case 10, so that the assembly process is smoother, the assembly is facilitated, and the production efficiency is improved. It will be appreciated that the chamfer may be provided at 30 degrees, 45 degrees or 60 degrees etc.

In this embodiment, the end surface of the front housing 10 is provided with a plurality of the press-fit surfaces 11, each of the press-fit surfaces 11 is provided with the recessed portion 111, the end surface of the rear housing 20 is provided with a plurality of the accommodating grooves 21, and each of the accommodating grooves 21 is provided with a positioning post 211 corresponding to the recessed portion 111.

Specifically, 4 press-fit surfaces 11 are provided along the circumferential direction of the end surface of the front case 10, 4 accommodating grooves 21 are provided along the circumferential direction of the end surface of the rear case 20, one concave portion 111 is provided on each press-fit surface 11, and one positioning post 211 is provided on the bottom wall of each accommodating groove 21. The stable assembly between the front case 10 and the rear case 20 is facilitated, and the sealing effect is improved. It can be understood that the number of the pressing surface 11, the accommodating groove 21, the positioning posts 211 and the concave portion 111 can be set to other numbers, such as 2, 3, 5, etc., according to the actual situation and the need. As long as a stable assembly between the front case 10 and the rear case 20 can be achieved.

It should be noted that, in this embodiment, the adjacent press-fit surfaces 11 are disposed to be connected with each other, and the adjacent receiving grooves 21 are disposed to be connected with each other, the rear housing body 20 and the front housing body 10 are connected to form an annular receiving chamber 40, and the seal ring 30 is also formed in a continuous ring shape, which is beneficial to assembly convenience.

In other embodiments, the adjacent press-fit surfaces 11 are not connected, the adjacent receiving grooves 21 are not communicated with each other, and the rear housing body 20 and the front housing body 10 are connected to form four independent receiving chambers 40, so that the seal rings 30 are also independently and separately disposed. The number of the sealing rings is 4, and the 4 sealing rings are separately arranged in the 4 accommodating grooves 21 corresponding to the end surface of the rear shell 20. That is, the seal ring 30 does not have a continuous ring shape, but the seal ring 30 may be disposed in the receiving chamber 40 and pressed between the receiving groove 21 and the pressing surface 11 to achieve a good sealing effect between the front case 10 and the rear case 20.

One exemplary installation step of this embodiment is:

s1: the sealing ring 30 is sleeved on the positioning column 211 of the rear shell 20;

s2: then the whole body is arranged on the mounting jig;

s3: then, the 4 concave parts 111 and the 4 positioning columns 211 of the whole front shell 10 are aligned and assembled on the rear shell 20 with the sealing ring 30, and then the cover is fastened by using a mounting jig with a turnover cover;

s4: and 4 screws are vertically and respectively screwed through the screwdriver to realize the sealing of the front shell 10, the sealing ring 30 and the rear shell 20 of the whole product.

In some embodiments, in order to provide foolproof mounting of the front case 10 and the rear case 20, two positioning posts 211 are provided higher than the other two positioning posts 211, and correspondingly, two recessed portions 111 are provided deeper than the other recessed portions 111. Specifically, two positioning pillars 211 that are higher may be set to be 3.4mm, and two positioning pillars 211 that are lower may be set to be 2.4 mm. Two deeper indentations 111 of 2.8mm may be provided and two shallower indentations 111 of 1.8 mm. The above specific value is a specific example of the height of the positioning post 211, mainly illustrating a foolproof installation between the front housing 10 and the rear housing 20, and should not be construed as limiting the present disclosure.

It should be noted that the height of the positioning column 211 refers to a distance between the top end of the positioning column 211 and the bottom wall of the receiving groove 21, and the depth of the concave portion 111 refers to a distance from the plane of the press-fit surface to the plane contacting with the top of the positioning column 211.

Referring to fig. 3, 4 and 9, in some embodiments, the end surface of the front housing 10 is provided with a first protruding ring 12 disposed around the outer side edges of the 4 press-fit surfaces 11, the end surface of the rear housing 20 is provided with a second protruding ring 22 disposed around the outer side edges of the 4 accommodating grooves 21, and the first protruding ring 12 is in limit abutment with the second protruding ring 22;

and/or, the inner side edge of each pressing surface 11 is provided with a step portion 13, and the end surface of the rear shell 20 is provided with a third convex ring 23 arranged around the inner side edge of the 4 accommodating grooves 21; the third convex ring 23 is in limit abutment with the step part 13.

Through first protruding circle 12 and the butt of second protruding circle 22, and/or step portion 13 with the butt of third protruding circle 23 improves the sealed effect of security protection product to it observes from the outside the procapsid 10 with connect closely between the back casing 20, does not need sealing washer 30 just to realize sealed "science and technology to feel".

The security product sealing structure of the present embodiment is configured such that the sealing ring 30 is "hidden" between the front case 10 and the rear case 20 by disposing the sealing ring 30 in the receiving chamber 40. The sealing ring 30 is not required to be arranged at the joint of the front shell 10 and the rear shell 20, so that the appearance integrity and the aesthetic feeling of the security product are improved; and the positioning column 211 is arranged in the accommodating groove 21, and the through hole 31 is formed in the sealing ring 30, so that the sealing ring 30 is sleeved on the positioning column 211. Because the sealing ring 30 is already arranged in the containing groove 21 during assembly, the probability of the displacement and dislocation of the sealing ring during assembly is reduced, and the sealing effect and the production first pass yield of the product are improved.

The utility model discloses still provide a security protection product 200, this theme two include camera lens subassembly (not shown in the drawing) and aforementioned security protection product seal structure 100, be formed with installation cavity (not shown in the drawing) in the security protection product seal structure 100, the installation cavity is located to the camera lens subassembly. The specific structure of the security product sealing structure refers to the above embodiments, and since the second subject adopts all technical solutions of all the above embodiments, at least all the beneficial effects brought by the technical solutions of the above embodiments are achieved, and are not repeated here.

The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made by the contents of the specification and the drawings under the inventive concept of the present invention, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. The utility model provides a security protection product seal structure which characterized in that includes:

the end face of the front shell is provided with a pressing surface;

2. The seal structure of claim 1, wherein the bottom of the accommodating groove is further provided with a limiting groove, and the seal ring is provided with a flange portion limiting the limiting groove.

3. The security product sealing structure of claim 2, wherein the press-fit surface is further provided with a reinforced extrusion convex part, and the reinforced extrusion convex part is in sealing and abutting joint with the sealing ring.

4. The security product sealing structure of claim 3, wherein the press-fit surface is further concavely provided with a concave portion corresponding to the positioning column, and the positioning column passes through the through hole and is limited in the concave portion.

5. The security product sealing structure of claim 4, wherein the positioning column is hollow, inner side walls of the positioning column are provided with internal threads, and a fastening member penetrates through the concave portion and is in threaded connection with the positioning column.

6. The security product sealing structure of claim 5, wherein an edge of the concave portion is provided with a chamfer.

7. The security product sealing structure according to any one of claims 4 to 6, wherein the front housing has a plurality of press-fit surfaces on an end surface thereof, each press-fit surface has the recessed portion, the rear housing has a plurality of receiving grooves on an end surface thereof, and each receiving groove has a positioning post corresponding to the recessed portion.

8. The security product sealing structure of claim 7, wherein at least one of the positioning pillars has a height higher than other positioning pillars, and at least one of the recesses has a depth greater than other recesses.

9. The security product sealing structure according to claim 7, wherein the front housing has a first protruding ring disposed around an outer side edge of the plurality of press-fit surfaces, the rear housing has a second protruding ring disposed around an outer side edge of the plurality of receiving grooves, and the first protruding ring is in limit abutment with the second protruding ring;

10. A security product, characterized by comprising a lens component and the security product sealing structure of any one of claims 1 to 9, wherein a mounting cavity is formed in the security product sealing structure, and the lens component is arranged in the mounting cavity.