Intelligent noise source

Abstract

The utility model relates to the technical field of intelligent noise source preparation, and aims to solve the technical problems that two shells are inconvenient to disassemble and the cost is high. In order to solve the technical problem, the utility model provides the intelligent noise source. According to the utility model, two housings are in butt joint up and down through a plurality of clamping members; the multiple clamping pieces are arranged at intervals in the axial direction of the shell. The clamping piece comprises a clamping protrusion and a clamping groove which are arranged on the two sides of the shell respectively. The top of the clamping groove extends inwards to form a clamping hook, a first diagonal plane is arranged on the clamping hook, and a second diagonal plane is arranged on the clamping protrusion. The clamping protrusions are inserted into the clamping grooves, and the first diagonal planes are matched with the second diagonal planes. The internal components are arranged in the two shells; the internal assembly comprises a main body, a USB end fixing block and a connector fixing block, and the USB end fixing block and the connector fixing block are connected to the two ends of the main body respectively; the shielding cover is arranged between the shell and the main body. Production cost is saved, connection is stable and reliable, and disassembly is easy.

Description

TECHNICAL FIELD

[0001] The utility model relates to intelligent noise source preparation technical field especially is a kind of intelligent noise source. BACKGROUND

[0002] Intelligent noise source includes two housings and internal component in the housing, two housings are wrapped up after butting to internal component and play the protection effect, and the housing is injection molding piece.In prior art, two housings are often butted using bolt, but it needs injection molding connecting hole, so that the volume of housing increases, and cost improves. Or the structure of clamping is used to realize the butt joint of two housings, but it is not convenient to disassemble two housings. Therefore, it needs to design a structure which can reduce the cost of housing while considering the firmness of two housings connection and easy disassembly. SUMMARY

[0003] Therefore, the utility model wants to overcome the above-mentioned problems existing in prior art.

[0004] To solve the above technical problems, the utility model provides a kind of intelligent noise source, including:

[0005] Two housings are butted by multiple clamping pieces;Multiple clamping pieces are spaced along the axial direction of housing;Clamping piece includes clamping protrusion arranged on one side of housing and clamping groove arranged on the other side of housing;The top of clamping groove extends to its interior to form a clamping hook, and a first bevel surface is arranged on the clamping hook, and a second bevel surface is arranged on the clamping protrusion;Clamping protrusion is inserted into clamping groove, and the first bevel surface and the second bevel surface cooperate.

[0006] Internal component is arranged in two housings;Internal component includes main body, USB end fixed block and connector fixed block, and USB end fixed block and connector fixed block are connected to the two ends of main body respectively;

[0007] Shielding cover is arranged between housing and main body.

[0008] In an embodiment of the utility model, the inclination angle of the first bevel surface and the second bevel surface is 30°±2°.

[0009] In an embodiment of the utility model, a clamping step is arranged on the outer wall of the side of housing where clamping protrusion is arranged;Clamping protrusion is inserted into clamping groove, and the free end of the other side of housing is installed in clamping step.

[0010] In an embodiment of the utility model, first draft angle is arranged on both sides of clamping groove, and correspondingly, second draft angle matched with first draft angle is arranged on both sides of clamping protrusion.

[0011] In an embodiment of the utility model, the clamping piece is arranged at the middle position along the axis of the shell; the inside of the shell is provided with a reinforcing rib at the position close to the two ends of the shell along the axis of the shell, and a first groove is formed between the reinforcing rib and the side wall of the shell, and the first groove and the clamping groove are in communication and have the same shape.

[0012] In an embodiment of the utility model, the bottom of the inner wall of the shell is provided with a plurality of first positioning platforms, and the first positioning platforms are arranged at intervals along the axial direction of the shell; the inner side of the first positioning platform is provided with an arc-shaped groove consistent with the shape of the outer wall of the main body.

[0013] In an embodiment of the utility model, the bottom inner wall of the shell is provided with at least two second positioning platforms, and the two second positioning platforms are arranged at the two ends of the shell; the internal component is arranged between the two second positioning platforms.

[0014] In an embodiment of the utility model, the main body comprises an upper main body and a lower main body; the upper main body and the lower main body are in vertical butt joint; the USB end fixing block is connected to the upper main body and the lower main body through bolts respectively; and the joint fixing block is connected to the upper main body and the lower main body through bolts respectively.

[0015] In an embodiment of the utility model, the upper main body and the lower main body have the same structure; one side of the top of the upper main body is provided with a groove, and the other side is provided with a protrusion matched with the groove.

[0016] In an embodiment of the utility model, the outer wall of the free end of the two ends of the shell is provided with a second groove.

[0017] The above technical scheme of the utility model has the following advantages compared with the prior art:

[0018] The intelligent noise source disclosed by the utility model is provided with a plurality of clamping pieces arranged at intervals, so that the clamping force is the sum of the clamping forces of the plurality of clamping pieces, thereby facilitating the insertion of the clamping protrusion into the clamping groove while ensuring the clamping force of the two shells. In addition, the matching surface of the clamping hook and the clamping protrusion in the embodiment is a bevel (i.e. the first bevel and the second bevel), so that the stress between the clamping hook and the clamping protrusion is in an inclined direction, thereby facilitating the disassembly of the two shells. The application not only saves screws, but also facilitates installation, and makes the shell have the feature of no screw hole, saves production cost, and has a more beautiful appearance; in addition, the two shell structures are simple, easy to assemble, reliable in connection, and easy to disassemble during product maintenance. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to make the content of the utility model more easily understood, the utility model will be further described in detail below according to the specific embodiments of the utility model and in combination with the drawings, in which:

[0020] Figure 1is a structure schematic view of the intelligent noise source in the preferred embodiment of the utility model;

[0021] Figure 2 is Figure 1 a side view of the intelligent noise source;

[0022] Figure 3 is Figure 2 a section view at C-C of the intelligent noise source;

[0023] Figure 4 is Figure 1 a structure schematic view of the shell in the intelligent noise source;

[0024] Figure 5 is Figure 1 a structure schematic view of the shell in the intelligent noise source from another perspective;

[0025] Figure 6 is Figure 1 a top view of the shell in the intelligent noise source;

[0026] Figure 7 is Figure 1 a structure schematic view of the internal component in the intelligent noise source;

[0027] Description of the Drawings: 100, shell; 110, clamping protrusion; 111, second chamfered surface; 112, clamping step; 120, clamping groove; 121, clamping hook; 122, first chamfered surface; 130, reinforcing rib; 131, first groove body; 140, first positioning platform; 141, arc-shaped groove; 150, second positioning platform; 160, second groove body; 161, linear groove;

[0028] 200, internal component; 210, main body; 211, upper main body; 212, lower main body; 213, recess; 214, protrusion; 220, USB end fixing block; 230, joint fixing block; 240, PCBA circuit board;

[0029] 300, shielding cover. DETAILED DESCRIPTION

[0030] The utility model will be further described below in combination with the drawings and specific embodiments, so that the person skilled in the art can better understand the utility model and can be implemented, but the embodiment is not as the limitation of the utility model.

[0031] In some comparative embodiments, the clamping piece is a whole strip, and the clamping hook and the clamping protrusion are in plane contact at the matching position, so that the stress of the clamping hook and the clamping protrusion is in the vertical direction, the buckling force is larger, and the replacement is inconvenient in the later period.

[0032] Reference Figures 1-7The utility model discloses an intelligent noise source, including:

[0033] Two shell 100, through a plurality of clamping piece upper and lower butt joint, a plurality of clamping piece interval setting along the axial direction of shell 100, clamping piece includes the clamping protrusion 110 of being arranged at one side of shell 100 and the clamping groove 120 of being arranged at the other side of shell 100, the top of clamping groove 120 stretches to its inside and forms the clamping hook 121, and the free end of clamping hook 121 is equipped with first bevel 122, and the second bevel 111 is equipped on clamping protrusion 110, and clamping protrusion 110 inserts clamping groove 120, and first bevel 122 and second bevel 111 cooperate,

[0034] Internal component 200, setting in two shell 100, internal component 200 includes main body 210, USB end fixed block 220 and joint fixed block 230, and USB end fixed block 220 and joint fixed block 230 are connected at the both ends of main body 210 respectively,

[0035] Shield 300, be arranged between shell 100 and main body 210, shield 300 adopts stainless steel material to be made.

[0036] Specifically, the embodiment is provided with a plurality of interval setting clamping pieces, so that the clamping force is the sum of the clamping force of the plurality of clamping pieces, so that the clamping protrusion 110 can be inserted into the clamping groove 120 while ensuring the clamping force of the two shells 100. In addition, the mating surface of the clamping hook 121 and the clamping protrusion 110 in the embodiment is a bevel (i.e. the first bevel 122 and the second bevel 111), so that the stress between the clamping hook 121 and the clamping protrusion 110 is in an inclined direction, thereby facilitating the disassembly of the two shells 100. The application not only saves screws, but also facilitates installation, and makes the shell 100 have no screw hole feature, saves production cost, and the appearance is more beautiful; in addition, the two shells 100 are simple in structure, convenient to assemble, reliable in connection, and easy to disassemble during product maintenance.

[0037] The application ensures the reliable connection of the product without increasing the locking screws, and the product passes the drop test OK.

[0038] The two shells 100 of the application are the same in structure, and only need to be butt-jointed on the top of the other shell 100 after one of the two shells 100 is turned over during assembly, without the need for orientation, so that the assembly is fast and convenient.

[0039] Further, the inclination angles of the first bevel 122 and the second bevel 111 are 30°±2° respectively. Specifically, the embodiment makes the clamping effect of the two shells 100 better and more firm, and facilitates the quick disassembly and separation of the two shells 100.

[0040] Further, the outer wall of the side of the housing 100 where the clamping protrusion 110 is located is provided with a clamping step 112; the clamping protrusion 110 is inserted into the clamping groove 120, and the free end of the other side of the housing 100 is installed in the clamping step 112. Specifically, when the free end of the other side of the housing 100 is installed in the clamping step 112, it can be fed back that the clamping protrusion 110 has been inserted into the clamping groove 120, so that the assembly worker can quickly identify whether the butt joint of the two housings 100 is completed, thereby ensuring the assembly quality and improving the assembly efficiency.

[0041] Further, the two sides of the clamping groove 120 are provided with a first draft angle, and correspondingly, the two sides of the clamping protrusion 110 are provided with a second draft angle matching the first draft angle. Specifically, the first draft angle and the second draft angle are provided to facilitate the insertion of the clamping protrusion 110 into the clamping groove 120 during assembly, and to facilitate the removal of the clamping protrusion 110 from the clamping groove 120 during disassembly, thereby facilitating installation and disassembly.

[0042] Further, the clamping member is arranged at a middle position along the axis of the housing 100; at positions close to both ends of the housing 100 along the axis of the housing 100, the inside of the housing 100 is provided with a reinforcing rib 130, and a first groove 131 is formed between the reinforcing rib 130 and the side wall of the housing 100, the first groove 131 and the clamping groove 120 are in communication with each other and have the same shape. Specifically, the reinforcing rib 130 provided in the embodiment can improve the strength of the housing 100.

[0043] Further, the bottom of the inner wall of the housing 100 is provided with a plurality of first positioning platforms 140, and the plurality of first positioning platforms 140 are arranged at intervals along the axis direction of the housing 100; the inner side of the first positioning platform 140 is provided with an arc-shaped groove 141 consistent with the shape of the outer wall of the main body 210. Specifically, after the butt joint of the two housings 100 is completed, the side wall of the internal component 200 wrapped with the shielding cover 300 is limited in the arc-shaped groove 141, thereby avoiding the radial displacement of the main body 210 in the housing 100.

[0044] Further, the bottom inner wall of the housing 100 is provided with at least two second positioning platforms 150, and the two second positioning platforms 150 are arranged at both ends of the housing 100; the internal component 200 is arranged between the two second positioning platforms 150. Specifically, the main body 210 is axially limited by the second positioning platform 150 in the embodiment, thereby avoiding the axial displacement of the main body 210 in the housing 100.

[0045] Further, the main body 210 comprises an upper main body 211 and a lower main body 212; the upper main body 211 and the lower main body 212 are in butt joint; the USB end fixing block 220 is connected with the upper main body 211 and the lower main body 212 through bolts respectively; the joint fixing block 230 is connected with the upper main body 211 and the lower main body 212 through bolts respectively. Specifically, the main body 210 in the embodiment is divided into the upper main body 211 and the lower main body 212, which are assembled into the main body 210 through butt joint, so that the internal PCBA circuit board 240 is convenient to install and disassemble and replace. First, the PCBA circuit board 240 is installed on the upper main body 211 of the main body 210, then the lower main body 212 is turned over by 180 degrees and is in butt joint with the upper main body 212 to form the main body 210, then the USB end fixing block 220 and the joint fixing block 230 are placed at both ends of the main body 210, finally the USB end fixing block 220 is connected and fixed with the upper main body 211 and the lower main body 212 through bolts, and the joint fixing block 230 is connected and fixed with the upper main body 211 and the lower main body 212 through bolts, so that the assembly of the internal component 200 is completed. Then, after the shielding cover 300 is wrapped outside the internal component 200, it is placed in a shell 100, and the other shell 100 is turned over so that the two shells 100 are in butt joint, and the assembly of the present application is completed.

[0046] The upper main body 211 and the lower main body 212 of the embodiment are of the same structure, and are made by pouring, so that the opening of the pouring mold is reduced, and in addition, no direction recognition is required during assembly, and only one of the upper main body 211 and the lower main body 212 needs to be turned over and buckled on the top of the other.

[0047] Further, the upper main body 211 and the lower main body 212 are of the same structure; one side of the top of the upper main body 211 is provided with a groove 213, and the other side is provided with a protrusion 214 matched with the groove 213. Specifically, the groove 213 and the protrusion 214 are provided in the embodiment, so that when the upper main body 211 and the lower main body 212 are in butt joint, a preliminary positioning function can be played, and the butt joint of the upper main body 211 and the lower main body 212 is facilitated.

[0048] Further, the outer wall of the free end of the shell 100 is provided with a second groove body 160. Specifically, a slot 161 can be formed after the butt joint of the two shells 100, so that the butt joint of the two shells 100 due to processing errors is avoided.

[0049] Obviously, the above embodiments are only examples for clear illustration, and are not a limitation on the embodiments. For those skilled in the art, other different forms of changes or variations can be made on the basis of the above description. Here, all the embodiments cannot be exhausted, and the obvious changes or variations derived therefrom are still within the protection scope of the present application.

Claims

1. An intelligent noise source, characterized by: The utility model relates to a kind of USB interface shell, including: Two housings are butted by multiple clamping pieces up and down;Multiple clamping pieces are arranged along the axial direction of the housing;The clamping piece includes the clamping protrusion arranged on one side of the housing and the clamping groove arranged on the other side of the housing;The top of the clamping groove extends to its interior to form a clamping hook, and a first bevel is arranged on the clamping hook, and a second bevel is arranged on the clamping protrusion;The clamping protrusion is inserted into the clamping groove, and the first bevel and the second bevel cooperate. An internal component is arranged in the two housings;The internal component includes a main body, a USB end fixed block and a connector fixed block, and the USB end fixed block and the connector fixed block are respectively connected to the two ends of the main body. A shielding cover is arranged between the housing and the main body.

2. The intelligent noise source of claim 1, wherein: The inclination angles of the first bevel and the second bevel are respectively 30°±2°.

3. The intelligent noise source of claim 1, wherein: A clamping step is arranged on the outer wall of the side of the housing where the clamping protrusion is arranged;The free end of the other side of the housing is installed in the clamping step when the clamping protrusion is inserted into the clamping groove.

4. The intelligent noise source of claim 1, wherein: First draft angles are arranged on both sides of the clamping groove, and correspondingly, second draft angles matching the first draft angles are arranged on both sides of the clamping protrusion.

5. The intelligent noise source of claim 1, wherein: The clamping piece is arranged at the middle position along the axis of the housing;Reinforcing ribs are arranged inside the housing near the positions close to the two ends of the housing along the axis of the housing, and first grooves are formed between the reinforcing ribs and the side walls of the housing, and the first grooves and the clamping grooves are mutually connected and have the same shape.

6. The intelligent noise source of claim 1, wherein: A plurality of first positioning tables are arranged inside the housing along the axial direction of the housing, and arc-shaped grooves matching the shapes of the outer walls of the main body are arranged on the inner sides of the first positioning tables.

7. The intelligent noise source of claim 6, wherein: At least two second positioning tables are arranged at the inner bottom wall of the housing, and the two second positioning tables are arranged at the two ends of the housing;The internal component is arranged between the two second positioning tables.

8. The intelligent noise source of claim 1, wherein: The main body includes an upper main body and a lower main body;The upper main body and the lower main body are butted up and down;The USB end fixed block is connected to the upper main body and the lower main body by bolts respectively;The connector fixed block is connected to the upper main body and the lower main body by bolts respectively.

9. The intelligent noise source of claim 8, wherein: The upper main body and the lower main body have the same structure;One side of the top of the upper main body is provided with a groove, and the other side is provided with a protrusion matching the groove.

10. The intelligent noise source of claim 1, wherein: Second grooves are arranged at the outer walls of the free ends of the two ends of the housing.

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