Assembled heat shielding cover

Abstract

The utility model relates to the technical field of shielding cases, and discloses an assembled heat shielding case, which comprises a lower shielding case and an upper shielding case, a mounting plate is mounted on the side edge of the upper shielding case, the lower end of the mounting plate is fixedly connected with a pre-fixing rod, one side, close to the mounting plate, of the lower shielding case is fixedly connected with a limiting frame, a slot is formed in the middle of the limiting frame, and the slot is in plug-in connection with the mounting plate. A plurality of limiting plates are installed on one side of the upper shielding case, a plurality of clamping plates are connected to one side of the lower shielding case in a sliding mode, and the upper shielding case and the lower shielding case can be installed and aligned only by aligning the upper shielding case and the lower shielding case with two preset points through the mode that the installation plates are arranged and the pre-fixing rods are inserted into the limiting frames. Installation can be carried out without aligning multiple points, the elastic sheets are used for driving the clamping blocks to enter the clamping grooves, pre-fixing is completed, it is guaranteed that follow-up installation is more convenient, finally, the multiple limiting plates and the clamping plates are used for forming a whole for connection, and therefore the upper shielding case and the lower shielding case are connected and fixed.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of shielding covers, in particular to an assembled heat shielding cover. BACKGROUND

[0002] With the development of electronic technology, various electronic components are applied more and more, and various electronic components interfere with each other during use, and the external environment also interferes with the electronic components, so that setting a shielding cover on the electronic components has become a common design method. As an important component for protecting internal components on a module from external interference, the shielding cover needs to meet the functional requirements of shielding and the harsh use conditions of the product. With the increasing use of modules in vehicle-mounted and base station scenarios, the requirements for vibration resistance and load resistance of the modules are also more stringent, and the shielding cover is a tool specially used for shielding electronic signals.

[0003] At present, when the shielding cover is assembled, a welding structure is mostly used, and even if a threaded disassembly method is used, the upper and lower shielding covers need to be aligned in advance during installation and then pre-installed and fixed, which leads to the need to ensure that the upper and lower shielding covers are completely aligned before the screws are fixed and screwed in sequence, and the stress caused by the fixation of each position needs to be overcome during installation to ensure the connection, which is relatively inconvenient. Therefore, an assembled heat shielding cover is designed to solve the above problems. CONTENT OF THE UTILITY MODEL

[0004] In order to solve the problem, the application provides an assembled heat shielding cover.

[0005] The application provides an assembled heat shielding cover, which adopts the following technical scheme:

[0006] The assembled heat shielding cover comprises a lower shielding cover and an upper shielding cover, the upper shielding cover is provided with a mounting plate on the side edge, the mounting plate is fixedly connected with a pre-fixing rod at the lower end, the lower shielding cover is fixedly connected with a limiting frame on the side close to the mounting plate, a slot is formed in the middle of the limiting frame, the slot is inserted with the mounting plate, the pre-fixing rod is inserted with the slot, a plurality of limiting plates are mounted on one side of the upper shielding cover, and a plurality of clamping plates are slidably connected on one side of the lower shielding cover.

[0007] Preferably, a clamping groove is formed on one side of the pre-fixing rod, a clamping block is clamped on one side of the clamping groove, and a pull rod is fixedly connected on one side of the clamping block.

[0008] Preferably, an elastic sheet is fixedly connected on one side of the clamping block, a fixed frame is fixedly connected on one side of the elastic sheet, and the fixed frame is fixedly connected with the limiting frame at the upper end.

[0009] Preferably, an installation groove is formed in the sidewall at the upper end of the lower shielding cover, and the installation groove is slidably connected with the limiting plate.

[0010] Preferably, the lower end of the clamping plate is fixedly connected with a moving block, the moving block is slidingly connected with the installation groove, the moving block is threadedly connected with a lead screw, and the lead screws are fixedly connected with a rotating rod.

[0011] Preferably, one side of the rotating rod is fixedly connected with a rotating handle, and the rotating handle is located at one side of the lower shielding cover.

[0012] Preferably, one side of the clamping plate is fixedly connected with an insertion block, and the limiting plate is provided with a groove at one side, and the insertion block and the groove are matched.

[0013] To sum up, the application has the following beneficial technical effects:

[0014] In the utility model, through the mode that the installation plate and the pre-fixing rod are inserted into the limiting frame, the upper shielding cover and the lower shielding cover can be aligned by aligning two preset points, the installation can be performed by aligning multiple points, the elastic sheet is used to drive the clamping block into the clamping groove, the pre-fixing is completed, the subsequent installation is more convenient, and the upper shielding cover and the lower shielding cover are connected and fixed by the multiple limiting plates and the clamping plates. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 is a three-dimensional structure schematic diagram of the main body of the application embodiment;

[0016] Figure 2 is a separation structure schematic diagram of the upper shielding cover and the lower shielding cover of the application embodiment;

[0017] Figure 3 is a separation structure schematic diagram of the clamping block and the lower shielding cover of the application embodiment;

[0018] Figure 4 is a structure schematic diagram of the clamping block and the moving block of the application embodiment;

[0019] Figure 5 is a cross-sectional schematic diagram of the limiting frame and the fixed frame of the application embodiment.

[0020] The specific embodiments of the application will be described below with reference to the accompanying drawings. DETAILED DESCRIPTION

[0021] The following will be described in detail with reference to the accompanying drawings. Figures 1-5 The application will be described in further detail.

[0022] The embodiment of the application discloses an assembled heat shield. Figures 1-5 The assembled heat shield comprises a lower shield 1 and an upper shield 2, the upper shield 2 is provided with a mounting plate 21 on the side, the lower end of the mounting plate 21 is fixedly connected with a pre-fixing rod 22, the lower shield 1 is fixedly connected with a limiting frame 4 on the side close to the mounting plate 21, the middle of the limiting frame 4 is provided with a slot 41, the slot 41 is inserted with the mounting plate 21, the pre-fixing rod 22 is inserted with the slot 41, and a plurality of limiting plates 23 are mounted on the side of the upper shield 2; and the lower shield 1 is slidably connected with a plurality of clamping plates 3 on the side.

[0023] By adopting the above technical scheme, the pre-fixing rod 22 is provided with a clamping groove on the side, the clamping groove is clamped with a clamping block 44 on the side, the clamping block 44 is fixedly connected with a pull rod 45 on the side, the clamping block 44 is fixedly connected with an elastic sheet 43 on the side, the elastic sheet 43 is fixedly connected with a fixed frame 42 on the side, the upper end of the fixed frame 42 is fixedly connected with the limiting frame 4, the elastic sheet 43 is arranged to push the clamping block 44 to move, so that the clamping block 44 moves transversely into the clamping groove of the pre-fixing rod 22, and the pre-fixing effect is achieved. The pull rod 45 is arranged to be pulled when the upper and lower shields need to be disassembled and separated, so that the pull rod 45 drives the clamping block 44 to separate from the clamping groove.

[0024] By adopting the above technical scheme, the upper end of the side wall of the lower shield 1 is provided with a mounting groove 11, and the mounting groove 11 is slidably connected with the limiting plate 23, so that the movement of the limiting plate 23 is facilitated.

[0025] By adopting the above technical scheme, the lower end of the clamping plate 3 is fixedly connected with a moving block 31, the moving block 31 is slidably connected with the mounting groove 11, the moving block 31 is screw-connected with a lead screw 33, the lead screws 33 are fixedly connected with a rotating rod 34, the rotating rod 34 is fixedly connected with a rotating handle 35 on the side, the rotating handle 35 is located on the side of the lower shield 1, and a one-bar slot is formed in the side of the rotating handle 35, so that the rotating handle 35 can be screwed by using a one-bar screwdriver, so as to drive the rotating rod 34 and the lead screw 33 to rotate.

[0026] The rotating handle 35 can drive the rotating rod 34 to rotate, the rotating rod 34 is in transmission, so that the plurality of lead screws 33 rotate, the lead screws 33 drive the moving blocks 31 thereon to move, and the clamping plates 3 are simultaneously moved, so that the clamping plates 3 gradually approach the limiting plates 23 on the same side, and the limiting plates 23 and the clamping plates 3 are connected and fixed.

[0027] By adopting the above technical scheme, the clamping plate 3 is fixedly connected with an insertion block 32 on the side, the limiting plate 23 is provided with a groove 24 on the side, the insertion block 32 and the groove 24 are matched, the insertion block 32 is inserted into the groove 24, so that the limiting plate 23 and the clamping plate 3 are connected as a whole.

[0028] The implementation principle of the assembled heat shield of the embodiment of the application is as follows: only the two mounting plates 21 and the pre-fixing rod 22 on one side of the upper shield 2 are aligned with the limiting frame 4, the mounting plate 21 is allowed to fall into the limiting frame 4, and the pre-fixing rod 22 is inserted into the insertion slot 41, after the insertion, the elastic sheet 43 arranged on one side of the fixing frame 42 pushes the clamping block 44 to move, so that the clamping block 44 moves transversely into the clamping groove of the pre-fixing rod 22, thereby playing a pre-fixing role, by aligning the two mounting plates 21 with the limiting frame 4 and by the insertion mode of the pre-fixing rod 22 and the insertion slot 41, only two preset points need to be aligned to ensure the installation alignment of the upper shield 2 and the lower shield 1, and the installation can be performed without aligning multiple points.

[0029] When the upper shield 2 and the lower shield 1 are aligned, at this time, the limiting plate 23 also falls into one side of the lower shield 1 and is located between the plurality of clamping plates 3, then a flat-blade screwdriver is used to screw the rotating handle 35, so that the rotating handle 35 drives the rotating rod 34 to rotate, the plurality of lead screws 33 are driven to rotate through the transmission of the rotating rod 34, the moving block 31 on the lead screw 33 is driven to move, and the clamping plate 3 is simultaneously driven to move, so that the clamping plate 3 gradually approaches the limiting plate 23 on the same side, and the insertion block 32 is inserted into the groove 24, so that the plurality of limiting plates 23 and the clamping plates 3 are connected in an integrated manner, thereby connecting and fixing the upper shield 2 and the lower shield 1.

[0030] Finally, it should be pointed out that, in the description of the application, it should be pointed out that, unless otherwise specified and limited, the terms "mounting", "connection" and "connection" should be understood in a broad sense, which can be mechanical connection or electrical connection, or the communication between the two elements, or direct connection, "up", "down", "left", "right" and the like are only used to indicate the relative positional relationship, when the absolute position of the described object changes, the relative positional relationship may change;

[0031] Secondly, the structure involved in the embodiment of the utility model is only related to the structure involved in the embodiment of the utility model, other structures can be referred to the general design, and the same embodiment and different embodiments of the utility model can be combined with each other under the condition of no conflict;

[0032] Finally, the above-mentioned is only the preferred embodiment of the utility model, and is not used to limit the utility model, and any modification, equivalent replacement, improvement and the like made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

[0033] The above are the preferred embodiments of the application, and are not used to limit the protection scope of the application, therefore: any equivalent change made according to the structure, shape and principle of the application should be included in the protection scope of the application.

Claims

1. An assembled heat shield, comprising a lower shield (1) and an upper shield (2), characterized in that: An mounting plate (21) is installed on the side of the upper shield (2). A pre-fixing rod (22) is fixedly connected to the lower end of the mounting plate (21). A limiting frame (4) is fixedly connected to the side of the lower shield (1) near the mounting plate (21). A slot (41) is provided in the middle of the limiting frame (4). The slot (41) and the mounting plate (21) are inserted into each other. The pre-fixing rod (22) and the slot (41) are inserted into each other. Several limiting plates (23) are installed on one side of the upper shield (2). Several clamping plates (3) are slidably connected to one side of the lower shield (1).

2. The assembled heat shield according to claim 1, characterized in that: The pre-fixed rod (22) has a slot on one side, a locking block (44) is engaged on one side of the slot, and a pull rod (45) is fixedly connected on one side of the locking block (44).

3. The assembled heat shield according to claim 2, characterized in that: One side of the card block (44) is fixedly connected to an elastic sheet (43), one side of the elastic sheet (43) is fixedly connected to a fixing frame (42), and the upper end of the fixing frame (42) is fixedly connected to a limiting frame (4).

4. The assembled heat shield according to claim 1, characterized in that: The upper side wall of the lower shield (1) is provided with an installation groove (11), and the installation groove (11) and the limiting plate (23) are slidably connected.

5. The assembled heat shield according to claim 1, characterized in that: The lower end of the clamping plate (3) is fixedly connected to the moving block (31), the moving block (31) is slidably connected to the mounting groove (11), the moving block (31) is threadedly connected to the lead screw (33), and the lead screws (33) are fixedly connected to each other by rotating rods (34).

6. The assembled heat shield according to claim 5, characterized in that: The rotating rod (34) is fixedly connected to a throttle (35) on one side, and the throttle (35) is located on one side of the lower shield (1).

7. The assembled heat shield according to claim 1, characterized in that: The clamping plate (3) is fixedly connected to the insert block (32) on one side, and the limiting plate (23) has a groove (24) on one side, and the insert block (32) and the groove (24) are compatible.

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