CN219145442U

CN219145442U - Assembling structure of network video recorder

Info

Publication number: CN219145442U
Application number: CN202320212107.7U
Authority: CN
Inventors: 温南南; 王志伟; 张宝乐
Original assignee: Shandong Zhongwei Century Technology Co ltd
Current assignee: Shandong Zhongwei Century Technology Co ltd
Priority date: 2023-02-13
Filing date: 2023-02-13
Publication date: 2023-06-06
Anticipated expiration: 2033-02-13

Abstract

The application discloses an assembly structure of a network video recorder, belonging to the technical field of video recorders. The assembly structure of the network video recorder comprises a front shell and a rear shell, wherein a first connecting piece is arranged at the rear end of the front shell, the first connecting piece comprises a first protruding part and a first recessed part, the first protruding part is arranged above the first recessed part, and a first screw hole and a clamping hole are formed in the first recessed part; the front end of the rear shell is provided with a second connecting piece, the second connecting piece comprises a second protruding part and a second recessed part, the second recessed part is arranged above the second protruding part, and a second screw hole and a clamping block are arranged on the second recessed part; the first screw hole corresponds to the second screw hole, and the clamping block is clamped in the clamping hole. The assembling structure of the network video recorder does not need to leave counter bores on products, improves the assembling efficiency of the whole machine, ensures that the products are highly standardized, does not need to set complex line structures, reduces the processing difficulty and has low cost.

Description

Assembling structure of network video recorder

Technical Field

The application relates to an assembly structure of a network video recorder, and belongs to the technical field of video recorders.

Background

The front and rear shells of conventional single disk Network Video Recorder (NVR) products are typically secured with snaps and countersunk screws; in the fixing mode, the joint is of a planar structure, the countersunk screw hole (namely, the counter bore) is formed in the outer side of the joint to fix the countersunk screw, and the outer line is processed on the die to meet the molding requirement, so that the processing difficulty is increased, the variety of the screw for assembling the whole machine is excessive, the production efficiency is low, the cost is high, and the product standardization is low.

Disclosure of Invention

In order to solve the problem, the application provides an assembly structure of network video recorder, preinstalls through the buckle, then adopts conventional screw to fix, need not to leave the counter bore above the product, improves complete machine packaging efficiency, makes the product highly standardized, and need not to set up complicated line position structure, has reduced the processing degree of difficulty, with low costs.

The technical scheme adopted by the utility model is as follows:

the assembly structure of the network video recorder comprises a front shell and a rear shell, wherein a first connecting piece is arranged at the rear end of the front shell, the first connecting piece comprises a first protruding part and a first concave part, the first protruding part is arranged above the first concave part, and a first screw hole and a clamping hole are formed in the first concave part; the front end of the rear shell is provided with a second connecting piece, the second connecting piece comprises a second protruding part and a second recessed part, the second recessed part is arranged above the second protruding part, and a second screw hole and a clamping block are arranged on the second recessed part; the first screw hole corresponds to the second screw hole, and the clamping block is clamped in the clamping hole.

Optionally, the top of the first protruding portion is of a pitched roof structure.

Optionally, the first protruding portion is integrally formed with the first recessed portion, and the second protruding portion is integrally formed with the second recessed portion.

Optionally, the first connecting pieces are symmetrically distributed on two sides of the front shell, a third connecting piece and a fourth connecting piece are further arranged at the rear end of the front shell, and the third connecting piece and the fourth connecting piece are arranged in the middle of the front shell at intervals.

Optionally, a first fixing plate is arranged at the lower part of the rear end of the front shell, the third connecting piece is arranged at the upper end of the first fixing plate and forms a first clamping groove with the first fixing plate, and the fourth connecting piece is arranged at the lower end of the first fixing plate.

Optionally, the fourth connecting piece abuts against the front lower end of the rear shell.

Optionally, the second connecting pieces are symmetrically distributed on two sides of the rear shell, a first L-shaped plate is arranged in the middle of the front end of the rear shell, and the first L-shaped plate is erected on the first fixing plate and is clamped in the first clamping groove.

Optionally, the device further comprises an upper cover, wherein the upper cover covers the front shell and the rear shell.

Optionally, the front end middle part of upper cover is provided with the second L template, the rear end upper portion of preceding shell is provided with the second fixed plate, the lower extreme of second fixed plate is provided with the fifth connecting piece, the fifth connecting piece with the second fixed plate forms the second draw-in groove, the second L template block is in the second draw-in groove.

Optionally, a plurality of reinforcing parts are arranged on two sides of the rear shell in an outward protruding mode.

Benefits that can be produced by the present application include, but are not limited to:

the assembling structure of the network video recorder provided by the application is pre-installed through the buckle, and then fixed by adopting the conventional screw, so that the assembling is simple and the disassembly and the assembly are convenient; by arranging the first connecting piece and the second connecting piece, the existing plane structure is replaced, counter bores are not required to be reserved on the product, more types of screws can be adapted, standardization and unification of parts are facilitated, and assembly efficiency is improved; further, the inclined top structure replaces the line position structure, so that the die structure is simplified, the processing difficulty is reduced, the injection molding is facilitated, and the product cost is reduced; furthermore, the assembly structure also solves the problem of shrinkage caused by too thick wall thickness of the product due to sinking the plane of the fixing screw.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute an undue limitation to the application. In the drawings:

fig. 1 is a schematic perspective view of a network video recorder according to an embodiment of the present application;

FIG. 2 is a schematic diagram of an exploded structure of a network video recorder according to an embodiment of the present application;

FIG. 3 is a side cross-sectional view of a network video recorder according to an embodiment of the present application;

list of parts and reference numerals:

1. front shell, 2, backshell, 3, first bellying, 4, first depressed part, 5, first screw hole, 6, joint hole, 7, second bellying, 8, second depressed part, 9, second screw hole, 10, joint piece, 11, third connecting piece, 12, fourth connecting piece, 13, first fixed plate, 14, first draw-in groove, 15, first L template, 16, upper cover, 17, second L template, 18, second fixed plate, 19, fifth connecting piece, 20, second draw-in groove, 21, reinforcing part, 22, third screw hole, 23, fourth screw hole.

Detailed Description

In order to more clearly illustrate the general concepts of the present application, a detailed description is provided below by way of example in connection with the accompanying drawings.

In order that the above-recited objects, features and advantages of the present application will be more clearly understood, a more particular description of the application will be rendered by reference to the appended drawings and appended detailed description. It should be noted that, in the case of no conflict, the embodiments of the present application and the features in the embodiments may be combined with each other.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application, however, the present application may be practiced otherwise than as described herein, and thus the scope of the present application is not limited by the specific embodiments disclosed below.

In addition, in the description of the present application, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "axial," "radial," "circumferential," etc. indicate or refer to an azimuth or a positional relationship based on that shown in the drawings, and are merely for convenience of description and to simplify the description, and do not indicate or imply that the apparatus or element in question must have a specific azimuth, be configured and operated in a specific azimuth, and therefore should not be construed as limiting the present application.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In this application, unless specifically stated and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; the device can be mechanically connected, electrically connected and communicated; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.

In this application, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present application. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The specific construction of the assembly structure of the network video recorder and the assembly method of the assembly structure of the network video recorder of the present application will be described in detail with reference to the accompanying drawings.

Referring to fig. 1-3, the present embodiment provides an assembly structure of a network video recorder, including a front shell 1 and a rear shell 2, wherein a first connecting piece is provided at the rear end of the front shell 1, the first connecting piece includes a first protruding portion 3 and a first recessed portion 4, the first protruding portion 3 is disposed above the first recessed portion 4, and a first screw hole 5 and a clamping hole 6 are provided on the first recessed portion 4 for a screw to pass through and to be clamped with a clamping block 10; the front end of the rear shell 2 is provided with a second connecting piece, the second connecting piece comprises a second protruding part 7 and a second concave part 8, the second concave part 8 is arranged above the second protruding part 7, and a second screw hole 9 and a clamping block 10 are arranged on the second concave part 8 and used for a screw to pass through and be clamped in the clamping hole 6; the clamping block 10 is clamped in the clamping hole 6, the first screw hole 5 corresponds to the second screw hole 9, and the screw sequentially penetrates through the first screw hole 5 and the second screw hole 9 to realize the fastening connection of the first connecting piece and the second connecting piece.

Specifically, the first screw hole 5 and the clamping hole 6 are arranged on the first concave portion 4 side by side, the second screw hole 9 and the clamping block 10 are arranged on the second concave portion 8 side by side, and therefore uniform distribution of stress on the first concave portion 4 and the second concave portion 8 when the first connecting piece and the second connecting piece are connected is ensured.

As an implementation mode, the first protruding portion 3 and the first concave portion 4 are integrally formed, and the second protruding portion 7 and the second concave portion 8 are integrally formed, so that injection molding is facilitated, and processing difficulty is reduced.

As an implementation manner, the top of the first protruding portion 3 is of an inclined top structure, so that the processing difficulty is low, the cost is low, and the upper cover 16 is beneficial to being covered on the front shell 1 and the rear shell 2.

As an implementation mode, the first connecting pieces are symmetrically distributed on two sides of the front shell 1, so that the first connecting pieces are convenient to connect with the second connecting pieces; the rear end of the front shell 1 is further provided with a third connecting piece 11 and a fourth connecting piece 12, and the third connecting piece 11 and the fourth connecting piece 12 are arranged in the middle of the front shell 1 at intervals and are used for being fixedly connected with the rear shell 2.

As an embodiment, the lower part of the rear end of the front shell 1 is provided with a first fixing plate 13, the third connecting piece 11 is arranged at the upper end of the first fixing plate 13, and a first clamping groove 14 is formed with the first fixing plate 13 and is used for being clamped with the rear shell 2; the fourth connecting member 12 is provided at the lower end of the first fixing plate 13 for receiving the rear case 2.

As an embodiment, the fourth connector 12 abuts against the front lower end of the rear case 2, so that the assembled connection structure is ensured to be stable.

As an implementation mode, the second connecting pieces are symmetrically distributed on two sides of the rear shell 2, so that the second connecting pieces are convenient to connect with the first connecting pieces; the front end middle part of backshell 2 is provided with first L template 15, and first L template 15 is set up on first fixed plate 13 to the block is in first draw-in groove 14, reduces the screw and uses, is convenient for assemble.

As an implementation manner, the assembly structure of the network video recorder further comprises an upper cover 16, the upper cover 16 is covered on the front shell 1 and the rear shell 2, the assembly and disassembly are convenient, and the whole structure is complete and compact.

As an embodiment, the middle part of the front end of the upper cover 16 is provided with a second L-shaped plate 17, the upper part of the rear end of the front shell 1 is provided with a second fixing plate 18, the lower end of the second fixing plate 18 is provided with a fifth connecting piece 19, the fifth connecting piece 19 and the second fixing plate 18 form a second clamping groove 20, the second L-shaped plate 17 is clamped in the second clamping groove 20, the use of screws is further reduced, and meanwhile, the connection structure of the upper cover 16 and the front shell 1 is ensured to be firm and reliable.

As an embodiment, the rear case 2 is provided with a plurality of reinforcing parts 21 protruding outwards at both sides thereof, so that the rear case 2 is fastened to the upper cover 16.

Specifically, the side wall of the upper cover 16 is provided with a third screw hole 22, the side wall of the rear shell 2 is provided with a fourth screw hole 23, the third screw hole 22 corresponds to the fourth screw hole 23, and the screw sequentially passes through the third screw hole 22 and the fourth screw hole 23, so that the upper cover 16 and the rear shell 2 are reliably connected.

The method for assembling the network video recorder comprises the following steps: firstly, the clamping block 10 is clamped in the clamping hole 6, meanwhile, the first L-shaped plate 15 is erected on the first fixing plate 13 and is clamped in the first clamping groove 14, and the fourth connecting piece 12 is abutted against the lower end of the front part of the rear shell 2; then the screw sequentially passes through the first screw hole 5 and the second screw hole 9, so that the first connecting piece and the second connecting piece are fastened and connected; then, the second L-shaped plate 17 is clamped in the second clamping groove 20, and the reinforcing part 21 is abutted against the inner side wall of the upper cover 16; finally, the screws sequentially pass through the third screw holes 22 and the fourth screw holes 23, so that the upper cover 16 is reliably connected with the rear case 2.

In this specification, each embodiment is described in a progressive manner, and identical and similar parts of each embodiment are all referred to each other, and each embodiment mainly describes differences from other embodiments. In particular, for system embodiments, since they are substantially similar to method embodiments, the description is relatively simple, as relevant to see a section of the description of method embodiments.

The foregoing is merely exemplary of the present application and is not intended to limit the present application. Various modifications and changes may be made to the present application by those skilled in the art. Any modifications, equivalent substitutions, improvements, etc. which are within the spirit and principles of the present application are intended to be included within the scope of the claims of the present application.

Claims

1. The assembly structure of the network video recorder is characterized by comprising a front shell and a rear shell, wherein a first connecting piece is arranged at the rear end of the front shell, the first connecting piece comprises a first protruding part and a first concave part, the first protruding part is arranged above the first concave part, and a first screw hole and a clamping hole are formed in the first concave part; the front end of the rear shell is provided with a second connecting piece, the second connecting piece comprises a second protruding part and a second recessed part, the second recessed part is arranged above the second protruding part, and a second screw hole and a clamping block are arranged on the second recessed part; the first screw hole corresponds to the second screw hole, and the clamping block is clamped in the clamping hole.

2. The assembly structure of a network video recorder of claim 1, wherein the top of the first boss is a pitched roof structure.

3. The assembly structure of a network video recorder of claim 1, wherein the first protrusion is integrally formed with the first recess, and the second protrusion is integrally formed with the second recess.

4. The assembly structure of a network video recorder according to claim 1, wherein the first connecting pieces are symmetrically distributed at both sides of the front case, a third connecting piece and a fourth connecting piece are further disposed at the rear end of the front case, and the third connecting piece and the fourth connecting piece are arranged at intervals in the middle of the front case.

5. The assembly structure of the network video recorder according to claim 4, wherein a first fixing plate is provided at a lower portion of a rear end of the front case, the third connecting member is provided at an upper end of the first fixing plate, and forms a first clamping groove with the first fixing plate, and the fourth connecting member is provided at a lower end of the first fixing plate.

6. The assembly structure of a network video recorder according to claim 5, wherein the fourth connecting member abuts against a front lower end of the rear case.

7. The assembly structure of claim 5, wherein the second connecting pieces are symmetrically distributed on two sides of the rear shell, a first L-shaped board is arranged in the middle of the front end of the rear shell, and the first L-shaped board is erected on the first fixing board and is clamped in the first clamping groove.

8. The assembly structure of a network video recorder of claim 1, further comprising an upper cover that covers the front and rear shells.

9. The assembly structure of claim 8, wherein a second L-shaped board is disposed in the middle of the front end of the upper cover, a second fixing board is disposed on the upper portion of the rear end of the front shell, a fifth connecting piece is disposed at the lower end of the second fixing board, the fifth connecting piece and the second fixing board form a second clamping groove, and the second L-shaped board is clamped in the second clamping groove.

10. The assembling structure of network video recorder of claim 1, wherein both sides of the rear case are provided with a plurality of reinforcing parts protruding outwards.