Embedded installation structure of building intercom indoor unit

Abstract

The utility model discloses a pre-embedded installation structure of a building intercom indoor unit, which comprises a pre-embedded installation structure body embedded on a wall body, the pre-embedded installation structure body comprises a pre-embedded box shell embedded and fixed in the wall body, a connecting plate is arranged in the pre-embedded box shell, and the connecting plate is connected with the pre-embedded box shell. Two hinge modules are fixed between the rear side of the connecting plate and the inner wall of the bottom of the embedded box shell in a threaded mode, connection between the embedded box shell and the connecting plate is achieved through the hinge modules, a back hanging frame is fixed to the front side of the connecting plate in a threaded mode, and an indoor unit is fixedly installed on the front side of the back hanging frame. Through the arrangement of a series of structures, when the indoor unit is pre-buried and installed, only the indoor unit upper cover is exposed outside, the occupancy rate of the space outside a wall body is greatly reduced, the using attractiveness is improved, the indoor unit can be stably fixed after being installed, the falling risk does not exist, and the stability in the using process is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of building intercom indoor units, in particular to a pre-buried installation structure of a building intercom indoor unit. Background Art

[0002] As an important part of the building intercom facing the residents, the indoor unit mainly serves the purpose of cooperating with other machines installed outside the community or at the stairwell to realize the identity recognition of outsiders and control other related equipment, such as the switch of door locks, etc. However, the installation, disassembly and maintenance of the indoor unit are cumbersome and the firmness after installation have become the main problems for the improvement of the indoor unit.

[0003] The traditional solution for fixing the indoor unit is to use a back hanger to connect with the junction box in the wall, and the lower cover of the indoor unit is fixed on the back hanger in a hook manner to achieve a fixing effect; the disadvantage of the above-mentioned prior art is that the indoor unit has many exposed parts, occupies a large indoor space, and is not beautiful. For this reason, patent application number: CN201621301862.9 discloses a magnetic building intercom indoor unit, which includes: an intercom indoor unit host and a dark box for embedding in the wall; the intercom indoor unit host is provided with a plurality of first magnets; the dark box is provided with a magnet adsorption bracket, and the magnet adsorption bracket is connected to the first magnet by magnetic force, so that the intercom indoor unit host and the dark box form a magnetic connection. The device forms a magnetic connection with the magnet adsorption bracket installed in the dark box and attached to the wall by arranging a plurality of first magnets on the building intercom indoor unit host, so that the building intercom indoor unit has a simple appearance and is easy to disassemble and repair;

[0004] The technical solution of the above patent also has shortcomings. It does not have a stable and reliable anti-falling structure. It only fixes the main unit and the hidden box of the intercom indoor unit through a magnetic suction structure. Although it can be adsorbed and fixed in a natural state, it is easy to loosen, shift or even fall off directly once it is subjected to external force. Especially for users with children at home, there is a risk of electric shock. It cannot meet the use requirements. Based on the above situation, we propose a pre-buried installation structure for the building intercom indoor unit. Utility Model Content

[0005] The utility model aims to solve the shortcomings in the prior art and proposes a pre-buried installation structure for a building intercom indoor unit.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A pre-embedded installation structure for a building intercom indoor unit comprises a pre-embedded installation structure body embedded in a wall, the pre-embedded installation structure body comprises an embedded box shell embedded and fixed in the wall, a connecting plate is arranged in the embedded box shell, two hinge modules are threadedly fixed between the rear side of the connecting plate and the bottom inner wall of the embedded box shell, the connection between the embedded box shell and the connecting plate is achieved through the hinge modules, a back hanging bracket is threadedly fixed on the front side of the connecting plate, the indoor unit is fixedly installed on the front side of the back hanging bracket, and the installation between the indoor unit and the connecting plate is achieved through the back hanging bracket.

[0008] Preferably, the hinge module includes a first mounting block, a second mounting block and a rotating self-locking component. The rotating self-locking component uses the friction between its self-set rotating shafts for locking. The locking principle is a prior art and is not elaborated in detail here. The rotating self-locking component is rotatably installed between the corresponding first mounting block and the second mounting block. The first mounting block is threadedly fixed to the rear side of the connecting plate, and the second mounting block is threadedly fixed to the bottom inner wall of the embedded box shell.

[0009] Preferably, the indoor unit includes an indoor unit lower cover and an indoor unit upper cover, a raised shell is integrally provided on the rear side of the indoor unit lower cover, the indoor unit upper cover and the indoor unit lower cover are threadedly fixed, the indoor unit lower cover, the indoor unit upper cover and the raised shell constitute an integral shell, a control panel is installed in the integral shell, and the front side of the control panel is flush with the front side of the indoor unit upper cover.

[0010] Preferably, the rear side of the lower cover of the indoor unit is provided with two grooves matching with the back bracket, the front inner wall of the groove is provided with four first bolt grooves, the front side of the back bracket is provided with four first bolt holes, and the first bolt groove and the corresponding first bolt hole are threadedly sleeved with the same fastening bolt.

[0011] Preferably, a first avoidance hole is provided on the front side of the back hanger, a second avoidance hole is provided on the upper front side of the connecting plate, a third avoidance hole with an opening on the front side is provided on the top inner wall of the embedded box shell, and the raised shell is movably sleeved in the first avoidance hole, the second avoidance hole and the third avoidance hole.

[0012] Preferably, a plurality of self-riveting studs are fixedly connected to the bottom inner wall of the embedded box shell and the rear side of the connecting plate, four through holes are opened on the front side of the first mounting block and the top of the second mounting block, the self-riveting studs are movably sleeved in the corresponding through holes, the rear side of the first mounting block and the top of the second mounting block are movably contacted with a plurality of nuts respectively threadedly sleeved on the corresponding self-riveting studs, and the connection between the first mounting block, the second mounting block and the embedded box shell and the connecting plate is achieved by the cooperation of the nuts and the self-riveting studs.

[0013] Compared with the existing technology, the beneficial effects of the utility model are:

[0014] 1. By setting up the embedded box shell, when installing the indoor unit, only the upper cover of the indoor unit is exposed to the outside, which greatly reduces the occupancy rate of the space outside the wall and improves the aesthetics of use;

[0015] 2. The hinge module can stably fix the indoor unit after it is flipped over, without the risk of falling off, thus improving the stability during use. In the later maintenance, only the indoor unit needs to be flipped over to see the wiring between the embedded box shell and the indoor unit. The operation space is large, which is convenient for maintenance.

[0016] The utility model arranges a series of structures so that when the indoor unit is pre-buried and installed, only the upper cover of the indoor unit is exposed outside, which greatly reduces the occupancy rate of the space outside the wall and improves the aesthetics of use. After the indoor unit is installed, it can be stably fixed without the risk of falling off, thereby improving the stability during use. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the main structure of a pre-buried installation structure of a building intercom indoor unit proposed by the utility model;

[0018] Figure 2 This is an exploded three-dimensional structural schematic diagram of a pre-buried installation structure of a building intercom indoor unit proposed by the utility model;

[0019] Figure 3 A three-dimensional structural schematic diagram of a pre-buried installation structure of a building intercom indoor unit proposed by the utility model, in which the indoor unit is flipped out;

[0020] Figure 4 It is a right side cross-sectional structural schematic diagram of a pre-buried installation structure of a building intercom indoor unit proposed by the utility model, in which the indoor unit is turned out;

[0021] Figure 5 for Figure 4 A schematic diagram of the enlarged structure of part A;

[0022] Figure 6 This is a right side sectional structural schematic diagram of a pre-buried installation structure of a building intercom indoor unit proposed by the utility model.

[0023] In the figure: 1. wall; 2. indoor unit; 201. upper cover of indoor unit; 202. control panel; 203. lower cover of indoor unit; 204. raised shell; 205. groove; 3. embedded box shell; 301. third avoidance hole; 4. hinge module; 401. first mounting block; 402. second mounting block; 403. rotating self-locking assembly; 5. connecting plate; 501. second avoidance hole; 6. back bracket; 601. first avoidance hole; 602. fastening bolts. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0025] Reference Figure 1-6 A pre-embedded installation structure for a building intercom indoor unit comprises a pre-embedded installation structure body embedded in a wall 1, the pre-embedded installation structure body comprises a pre-embedded box shell 3 embedded and fixed in the wall 1, wherein the front side of the wall 1 is provided with an embedding groove for fixing and installing the pre-embedded box shell 3, a connecting plate 5 is provided in the pre-embedded box shell 3, two hinge modules 4 are threadedly fixed between the rear side of the connecting plate 5 and the bottom inner wall of the pre-embedded box shell 3, the hinge module 4 comprises a first mounting block 401, a second mounting block 402 and a rotary self-locking component 403, the rotary self-locking component 403 is locked by the friction between its self-set rotating shafts, and its locking principle is the prior art and will not be specifically described here, the rotary self-locking component 403 is rotatably installed on the corresponding first mounting block 4 01 and the second mounting block 402, the first mounting block 401 is threadedly fixed on the rear side of the connecting plate 5, and the second mounting block 402 is threadedly fixed on the bottom inner wall of the embedded box shell 3, wherein a plurality of riveting studs are fixedly connected on the bottom inner wall of the embedded box shell 3 and the rear side of the connecting plate 5, and the front side of the first mounting block 401 and the top of the second mounting block 402 are each provided with four through holes, and the riveting studs are movably sleeved in the corresponding through holes, and the rear side of the first mounting block 401 and the top of the second mounting block 402 are movably contacted with a plurality of nuts respectively threadedly sleeved on the corresponding riveting studs, and the connection between the first mounting block 401, the second mounting block 402 and the embedded box shell 3 and the connecting plate 5 is realized by the cooperation of the nuts and the riveting studs;

[0026] The front side of the connecting plate 5 is threadedly fixed with a back-hanging frame 6, wherein the front side of the connecting plate 5 is provided with a plurality of second bolt holes, and the front side of the back-hanging frame 6 is provided with a plurality of third bolt holes, and the same T-shaped fixing bolt is threadedly sleeved in the second bolt hole and the corresponding third bolt hole, and the connection between the connecting plate 5 and the back-hanging frame 6 is realized by the T-shaped fixing bolt, and the indoor unit 2 is fixedly installed on the front side of the back-hanging frame 6, wherein the indoor unit 2 includes an indoor unit lower cover 203 and an indoor unit upper cover 201, and a raised shell 204 is integrally provided on the rear side of the indoor unit lower cover 203, and the indoor unit upper cover 201 and the indoor unit lower cover 203 are threadedly fixed, and the indoor unit lower cover 203, the indoor unit upper cover 201 and the raised shell 204 constitute an integral shell, and a control panel 202 is installed in the integral shell, and the front side of the control panel 202 is flush with the front side of the indoor unit upper cover 201;

[0027] The rear side of the indoor unit lower cover 203 is provided with two grooves 205 that match the back hanger 6, the front inner wall of the groove 205 is provided with four first bolt grooves, the front side of the back hanger 6 is provided with four first bolt holes, the first bolt groove and the corresponding first bolt hole are threadedly sleeved with the same fastening bolt 602, and the indoor unit lower cover 203 and the back hanger 6 are connected by the fastening bolt 602;

[0028] A first avoidance hole 601 is provided on the front side of the back hanger 6, a second avoidance hole 501 is provided on the upper front side of the connecting plate 5, a third avoidance hole 301 with an opening on the front side is provided on the top inner wall of the embedded box shell 3, and the raised shell 204 is movably sleeved in the first avoidance hole 601, the second avoidance hole 501 and the third avoidance hole 301; the utility model uses a series of structural settings, and when the indoor unit 2 is pre-embedded and installed, only the indoor unit upper cover 201 is exposed to the outside, which greatly reduces the occupancy rate of the space outside the wall 1 and improves the aesthetics of use. After the indoor unit 2 is installed, it can be stably fixed without the risk of falling off, thereby improving the stability during use.

[0029] Working principle: When in use, when consumers or maintenance personnel need to maintain the line between the embedded box shell 3 and the indoor unit 2, they pull down and flip the indoor unit 2, and the indoor unit 2 drives the connecting plate 5 to rotate forward through the back hanging frame 6. The connecting plate 5 pulls and flips the corresponding rotating self-locking components 403 through the two first mounting blocks 401, so that the rotating self-locking components 403 rotate and gradually open. Under the flipping force, the indoor unit 2 is rotated downward from the embedded box shell 3. When the rotating self-locking component 403 is fully opened, it is automatically locked. At this time, the indoor unit 2 is fixed after flipping, which is convenient for consumers or maintenance personnel to operate;

[0030] After maintenance, the indoor unit 2 is flipped upward, and the indoor unit 2 drives the back bracket 6, the connecting plate 5 and the two first mounting blocks 401 to flip upward in turn. The first mounting blocks 401 drive the corresponding rotating self-locking components 403 to rotate upward, so that the rotating self-locking components 403 are gradually closed. When the indoor unit lower cover 203 on the indoor unit 2 contacts the front side of the wall 1, the rotating self-locking components 403 are completely closed and locked. Under the locking force of the rotating self-locking components 403 themselves, the indoor unit 2 is fixed, thereby realizing the pre-buried installation of the indoor unit 2, and at this time the indoor unit 2, the indoor unit lower cover 203, the back hanger 6, the connecting plate 5 and the hinge module 4 are all in the embedded box shell 3, and only the part of the indoor unit upper cover 201 is exposed outside the wall 1, which greatly reduces the space occupancy rate outside the wall 1 and improves the aesthetics of use. In addition, the indoor unit 2 is fixed by the locking force of the rotating self-locking component 403, which is firmly fixed without the risk of falling off, thereby improving the stability during use. In the later maintenance, only the indoor unit 2 needs to be turned over to see the line between the embedded box shell 3 and the indoor unit 1, and the operation space is large, which is convenient for maintenance.

[0031] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A pre-buried installation structure for a building intercom indoor unit, comprising a pre-buried installation structure body embedded in a wall (1), wherein the pre-buried installation structure body comprises a pre-buried box housing (3) embedded and fixed in the wall (1), characterized in that: A connecting plate (5) is provided inside the embedded box housing (3); two hinge modules (4) are threadedly fixed between the rear side of the connecting plate (5) and the bottom inner wall of the embedded box housing (3); a back hanging bracket (6) is threadedly fixed to the front side of the connecting plate (5); and the indoor unit (2) is fixedly mounted on the front side of the back hanging bracket (6).

2. The pre-buried installation structure of a building intercom indoor unit according to claim 1, characterized in that: The hinge module (4) comprises a first mounting block (401), a second mounting block (402) and a rotational self-locking component (403); the rotational self-locking component (403) is rotatably mounted between the corresponding first mounting block (401) and the second mounting block (402); the first mounting block (401) is threadedly fixed to the rear side of the connecting plate (5); and the second mounting block (402) is threadedly fixed to the bottom inner wall of the embedded box housing (3).

3. The pre-buried installation structure of a building intercom indoor unit according to claim 1, characterized in that: The indoor unit (2) comprises an indoor unit lower cover (203) and an indoor unit upper cover (201); a protruding shell (204) is integrally provided on the rear side of the indoor unit lower cover (203); the indoor unit upper cover (201) and the indoor unit lower cover (203) are screw-fixed to each other; the indoor unit lower cover (203), the indoor unit upper cover (201) and the protruding shell (204) form an integral shell; a control panel (202) is installed in the integral shell; and the front side of the control panel (202) is flush with the front side of the indoor unit upper cover (201).

4. The pre-buried installation structure of a building intercom indoor unit according to claim 3, characterized in that: The rear side of the indoor unit lower cover (203) is provided with two grooves (205) matching with the back bracket (6), the front inner wall of the groove (205) is provided with four first bolt grooves, the front side of the back bracket (6) is provided with four first bolt holes, and the first bolt groove and the corresponding first bolt hole are threadedly sleeved with the same fastening bolt (602).

5. The pre-buried installation structure of a building intercom indoor unit according to claim 3, characterized in that: The back hanging frame (6) is provided with a first avoidance hole (601) on the front side, the connecting plate (5) is provided with a second avoidance hole (501) on the upper front side, the top inner wall of the embedded box shell (3) is provided with a third avoidance hole (301) with an opening on the front side, and the protruding shell (204) is movably sleeved in the first avoidance hole (601), the second avoidance hole (501) and the third avoidance hole (301).

6. The pre-buried installation structure of a building intercom indoor unit according to claim 2, characterized in that: A plurality of riveting studs are fixedly connected to the bottom inner wall of the embedded box shell (3) and the rear side of the connecting plate (5); four through holes are provided on the front side of the first mounting block (401) and the top of the second mounting block (402); the riveting studs are movably sleeved in the corresponding through holes; and a plurality of nuts which are respectively threadedly sleeved on the corresponding riveting studs are movably contacted on the rear side of the first mounting block (401) and the top of the second mounting block (402).

Images