Novel waterproof circuit board structure

Abstract

The utility model relates to the technical field of circuit boards, and discloses a novel waterproof circuit board structure, which comprises a circuit board main body, a circuit board outer edge fixedly connected to the outer side of the circuit board main body, protection mechanisms arranged on the upper side and the lower side of the circuit board main body, fixing mechanisms arranged on the outer sides of the protection mechanisms, and a sealing assembly, a sealing assembly and a positioning assembly, the sealing assemblies are arranged on the upper and lower sides of the circuit board body, the sealing assemblies are arranged on the front and rear sides of the sealing assemblies, and the positioning assemblies are arranged in the sealing assemblies. According to the novel waterproof circuit board structure, the protection mechanism is arranged, the sealing sleeve shell sleeves the upper and lower sides of the circuit board main body, and the sealing work of the upper and lower sides of the circuit board main body is completed through the sealing rubber pad, so that the external environment is isolated from the internal environment of the sealing sleeve shell; water vapor and dust in an external environment are effectively prevented from being in contact with the upper side and the lower side of the circuit board body, and faults caused by water vapor erosion or dust stacking of the circuit board body are prevented.

Description

Technical Field

[0001] The utility model relates to the technical field of circuit boards, in particular to a novel waterproof circuit board structure. Background Art

[0002] The names of circuit boards include: ceramic circuit boards, alumina ceramic circuit boards, aluminum nitride ceramic circuit boards, circuit boards, PCB boards, aluminum substrates, high-frequency boards, thick copper boards, impedance boards, PCBs, ultra-thin circuit boards, ultra-thin circuit boards, printed (copper etching technology) circuit boards, etc. Circuit boards miniaturize and visualize circuits, and play an important role in the mass production of fixed circuits and the optimization of electrical appliance layouts.

[0003] According to the "new waterproof circuit board structure (publication number: CN 206517705 U; application number: 201621370713.8)" published on the patent website, the above application optimizes the problem that "the existing circuit board includes a circuit board body, and no waterproof protection is set on the circuit board body, which often causes the circuit board to be damaged after being exposed to water, and the protection effect is poor". The circuit board waterproof structure in the above application blocks external moisture through a complex structure when in use, and can effectively prevent the circuit board from contacting with moisture when the circuit board is not moving. However, the protective structure in the above application cannot ensure that the circuit board is isolated from the outside, and the air connection between the inside and the outside cannot prevent water vapor and dust in the air from directly contacting the circuit board. Over a long period of time, the circuit board will still be corroded by water vapor and dust will accumulate, which can easily cause damage to the circuit board and is inconvenient to use. Utility Model Content

[0004] The purpose of the utility model is to provide a novel waterproof circuit board structure to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a new waterproof circuit board structure, including a circuit board body, the outer side of the circuit board body is fixedly connected to the outer edge of the circuit board, the upper and lower sides of the circuit board body are provided with protective mechanisms, and the outer side of the protective mechanism is provided with a fixing mechanism.

[0006] The protection mechanism includes a sealing component, a sealing component and a positioning component. The sealing component is arranged on the upper and lower sides of the circuit board body, the sealing component is arranged on the front and rear sides of the sealing component, and the positioning component is arranged in the sealing component.

[0007] The fixing mechanism comprises a fixing component 1 and a fixing component 2, wherein the fixing component 1 is arranged at the front and rear sides of the sealed component, and the fixing component 2 is arranged at the left and right sides of the sealed component.

[0008] Preferably, the sealing component is a sealing shell, which is sleeved on the upper and lower sides of the circuit board body, the inner side of the sealing shell is fixedly connected with a convex edge, and the inner wall of the sealing shell is in contact with the outer side of the circuit board body.

[0009] Preferably, the sealing assembly includes a convex plate fixedly connected to the front and rear sides of the sealing sleeve shell, the convex plate and the inner side of the convex edge are fixedly connected with a sealing rubber pad, and the inner side of the sealing rubber pad fits with the upper and lower sides of the outer edge of the circuit board.

[0010] Preferably, the positioning assembly includes a positioning rod, which is fixedly connected to the front and rear sides of the outer edge of the circuit board, and is sleeved in the convex plate and the sealing rubber pad. The outer ring of the positioning rod is sleeved with a positioning sleeve, and the positioning sleeve is fixedly connected to the outer side of the convex plate.

[0011] Preferably, the fixing component 1 includes a threaded rod, which is fixedly connected to the front and rear sides of the outer edge of the circuit board and located in the middle of the positioning rod. The threaded rod is sleeved in the convex plate and the sealing rubber pad, and the outer ring of the threaded rod is threaded with a nut.

[0012] Preferably, a locking thread 1 is fixedly connected to the inner side of the nut, a locking thread 2 is arranged inside the locking thread 1, and the locking thread 2 is fixedly connected to the upper and lower sides of the convex plate.

[0013] Preferably, the fixing component 2 includes a fixing frame 1, the fixing frame 1 is fixedly connected to the left and right sides of the lower sealing sleeve, the top of the fixing frame 1 is fixedly connected to a support sleeve, and the inner ring of the support sleeve is sleeved with bolts.

[0014] Preferably, the outer ring of the bolt is threadedly connected to a threaded barrel, the top of the threaded barrel is fixedly connected to a second fixing frame, and the second fixing frame is fixedly connected to the left and right sides of the upper sealing sleeve.

[0015] Compared with the prior art, the utility model provides a new waterproof circuit board structure, which has the following beneficial effects:

[0016] 1. This new waterproof circuit board structure, through the protection mechanism set up, the sealing shell is sleeved on the upper and lower sides of the circuit board body, and the sealing rubber pad completes the sealing work of the upper and lower sides of the circuit board body, so that the external environment is isolated from the internal environment of the sealing shell, and the water vapor and dust in the external environment are effectively prevented from contacting the upper and lower sides of the circuit board body, preventing the circuit board body from malfunctioning due to water vapor erosion or dust accumulation, and increasing the service life of the circuit board body.

[0017] 2. This new waterproof circuit board structure has a fixing mechanism, and the staff only needs to rotate the nuts and bolts to complete the fixing work between the upper and lower sealing sleeves and the circuit board body, so that the upper and lower sealing sleeves can be stably fixed on the upper and lower sides of the circuit board body to seal the circuit board body. The operation is simple and convenient for the staff to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative labor:

[0019] Figure 1 It is a front schematic diagram of the utility model;

[0020] Figure 2 This is an exploded view of the structure of the utility model;

[0021] Figure 3 It is the exploded diagram of the fixed mechanism part;

[0022] Figure 4 This is a structural exploded view of a portion of the sealing component and the fixed component;

[0023] Figure 5 This is an exploded view of the two-part structure of the fixed component.

[0024] In the figure: 1. Protection mechanism; 11. Sealing component; 1101. Sealing sleeve; 1102. Raised edge; 12. Sealing component; 1201. Raised plate; 1202. Sealing rubber pad; 13. Positioning component; 1301. Positioning rod; 1302. Positioning sleeve; 2. Fixing mechanism; 21. Fixing component one; 2101. Threaded rod; 2102. Nut; 2103. Locking thread one; 2104. Locking thread two; 22. Fixing component two; 2201. Fixing frame one; 2202. Support sleeve; 2203. Bolt; 2204. Threaded barrel; 2205. Fixing frame two; 3. Circuit board body; 31. Circuit board outer edge. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0027] The utility model provides a technical solution:

[0028] Embodiment 1

[0029] Combination Figures 1 to 4 A novel waterproof circuit board structure includes a circuit board body 3, a circuit board outer edge 31 is fixedly connected to the outside of the circuit board body 3, a protective mechanism 1 is arranged on the upper and lower sides of the circuit board body 3, and a fixing mechanism 2 is arranged on the outside of the protective mechanism 1.

[0030] The protection mechanism 1 includes a sealing component 11 , a sealing component 12 and a positioning component 13 . The sealing component 11 is arranged on the upper and lower sides of the circuit board body 3 , the sealing component 12 is arranged on the front and rear sides of the sealing component 11 , and the positioning component 13 is arranged in the sealing component 12 .

[0031] The sealing component 11 includes a sealing shell 1101, which is sleeved on the upper and lower sides of the circuit board body 3. A convex edge 1102 is fixedly connected to the inner side of the sealing shell 1101, and the inner wall of the sealing shell 1101 is in contact with the outer side of the circuit board body 3. The sealing component 12 includes a convex plate 1201, which is fixedly connected to the front and rear sides of the sealing shell 1101. A sealing rubber pad 1202 is fixedly connected to the inner sides of the convex plate 1201 and the convex edge 1102, and the inner side of the sealing rubber pad 1202 is in contact with the upper and lower sides of the outer edge 31 of the circuit board. The positioning component 13 includes a positioning rod 1301, which is fixedly connected to the inner sides of the front and rear sides of the outer edge 31 of the circuit board, the positioning rod 1301 is sleeved in the convex plate 1201 and the sealing rubber pad 1202, the outer ring of the positioning rod 1301 is sleeved with a positioning sleeve 1302, and the positioning sleeve 1302 is fixedly connected to the outer side of the convex plate 1201.

[0032] Furthermore: the sealing shell 1101 is sleeved on the upper and lower sides of the circuit board body 3 to complete the sealing work of the upper and lower sides of the circuit board body 3 through the sealing rubber pad 1202, so that the external environment is isolated from the internal environment of the sealing shell 1101, and the water vapor and dust in the external environment are effectively prevented from contacting the upper and lower sides of the circuit board body 3, preventing the circuit board body 3 from malfunctioning due to water vapor erosion or dust accumulation, and increasing the service life of the circuit board body 3.

[0033] Embodiment 2

[0034] See also Figures 1 to 5 On the basis of the first embodiment, it is further obtained that the fixing mechanism 2 includes a fixing component 1 21 and a fixing component 2 22 , the fixing component 1 21 is arranged on the front and rear sides of the closed component 11 , and the fixing component 2 22 is arranged on the left and right sides of the closed component 11 .

[0035] The fixing assembly 1 21 includes a threaded rod 2101, which is fixedly connected to the front and rear sides of the outer edge 31 of the circuit board and located in the middle of the positioning rod 1301. The threaded rod 2101 is sleeved in the convex plate 1201 and the sealing rubber pad 1202. The outer ring of the threaded rod 2101 is threadedly connected with a nut 2102, and the inner side of the nut 2102 is fixedly connected with a locking thread 1 2103. The inner side of the locking thread 1 2103 is provided with a locking thread 2104, and the locking thread 2104 is fixedly connected to the convex plate 1201. 01 upper and lower sides, the fixing component 22 includes a fixing frame 1 2201, the fixing frame 1 2201 is fixedly connected to the left and right sides of the lower sealing sleeve 1101, the top of the fixing frame 2201 is fixedly connected with a supporting sleeve 2202, the inner circle of the supporting sleeve 2202 is sleeved with a bolt 2203, the outer circle of the bolt 2203 is threadedly connected with a threaded tube 2204, the top of the threaded tube 2204 is fixedly connected with a fixing frame 2 2205, and the fixing frame 2205 is fixedly connected to the left and right sides of the upper sealing sleeve 1101.

[0036] Furthermore, the staff only needs to rotate the nut 2102 and the bolt 2203 to complete the fixing work between the upper and lower sealing sleeves 1101 and the circuit board body 3, so that the upper and lower sealing sleeves 1101 can be stably fixed on the upper and lower sides of the circuit board body 3 to seal the circuit board body 3. The operation is simple and convenient for the staff to use.

[0037] In actual operation, when the device is used and the circuit board body 3 needs to be sealed, the staff first aligns the position between the upper and lower sealing shells 1101 and the outer edge 31 of the circuit board through the positioning rod 1301 and the positioning sleeve 1302, and then the staff moves the upper and lower sealing shells 1101 inward to make the upper and lower sealing shells 1101 snap-fit ​​to the upper and lower positions of the outer edge 31 of the circuit board, so that the inner walls of the upper and lower sealing shells 1101 fit with the outer side of the circuit board body 3, and then the staff screws the nut 2102 The nut 2102 is rotated and installed on the outer ring of the threaded rod 2101, and the nut 2102 rotates on the outer ring of the threaded rod 2101 and moves inward. When the threaded rod 2101 moves inward, the locking thread 1 2103 and the locking thread 2 2104 lock it. Then the staff puts the bolt 2203 on the inner ring of the support sleeve 2202 and rotates it. The bolt 2203 rotates on the inner ring of the threaded tube 2204 and moves backward until the bolt 2203 can no longer rotate and move backward. At this time, the installation of the sealing sleeve 1101 on the upper and lower sides is completed, and the sealing of the circuit board main body 3 is completed.

[0038] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the statement "comprise a ..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.

Claims

1. A novel waterproof circuit board structure, comprising a circuit board body (3), characterized in that: The outer side of the circuit board body (3) is fixedly connected to an outer side of the circuit board body (3); a protection mechanism (1) is provided on the upper and lower sides of the circuit board body (3); and a fixing mechanism (2) is provided on the outer side of the protection mechanism (1); The protection mechanism (1) comprises a sealing component (11), a sealing component (12) and a positioning component (13); the sealing component (11) is arranged on the upper and lower sides of the circuit board body (3); the sealing component (12) is arranged on the front and rear sides of the sealing component (11); and the positioning component (13) is arranged in the sealing component (12); The fixing mechanism (2) comprises a fixing component 1 (21) and a fixing component 2 (22); the fixing component 1 (21) is arranged on the front and rear sides of the sealing component (11); and the fixing component 2 (22) is arranged on the left and right sides of the sealing component (11).

2. The novel waterproof circuit board structure according to claim 1 is characterized in that: The sealing component (11) is capable of forming a sealing sleeve (1101), and the sealing sleeve (1101) is sleeved on the upper and lower sides of the circuit board body (3). A convex edge (1102) is fixedly connected to the inner side of the sealing sleeve (1101), and the inner wall of the sealing sleeve (1101) is in contact with the outer side of the circuit board body (3).

3. The novel waterproof circuit board structure according to claim 1 is characterized in that: The sealing assembly (12) comprises a convex plate (1201), the convex plate (1201) being fixedly connected to the front and rear sides of the sealing sleeve (1101), the convex plate (1201) and the inner side of the convex edge (1102) being fixedly connected with a sealing rubber pad (1202), the inner side of the sealing rubber pad (1202) being in contact with the upper and lower sides of the outer edge (31) of the circuit board.

4. The novel waterproof circuit board structure according to claim 1 is characterized in that: The positioning assembly (13) comprises a positioning rod (1301), wherein the positioning rod (1301) is fixedly connected to the front and rear sides of the outer edge (31) of the circuit board, the positioning rod (1301) is sleeved in the convex plate (1201) and the sealing rubber pad (1202), the outer ring of the positioning rod (1301) is sleeved with a positioning sleeve (1302), and the positioning sleeve (1302) is fixedly connected to the outer side of the convex plate (1201).

5. The novel waterproof circuit board structure according to claim 1 is characterized in that: The fixing assembly 1 (21) comprises a threaded rod (2101), wherein the threaded rod (2101) is fixedly connected to the front and rear sides of the outer edge of the circuit board (31) and is located in the middle of the positioning rod (1301), the threaded rod (2101) is sleeved in the convex plate (1201) and the sealing rubber pad (1202), and the outer ring of the threaded rod (2101) is threadedly connected to a nut (2102).

6. The novel waterproof circuit board structure according to claim 5 is characterized in that: The inner side of the nut (2102) is fixedly connected with a locking thread 1 (2103), the inner side of the locking thread 1 (2103) is provided with a locking thread 2 (2104), and the locking thread 2 (2104) is fixedly connected to the upper and lower sides of the convex plate (1201).

7. The novel waterproof circuit board structure according to claim 1 is characterized in that: The fixing assembly 2 (22) comprises a fixing frame 1 (2201), wherein the fixing frame 1 (2201) is fixedly connected to the left and right sides of the lower sealing sleeve (1101), and a supporting sleeve (2202) is fixedly connected to the top of the fixing frame 1 (2201), and a bolt (2203) is sleeved on the inner ring of the supporting sleeve (2202).

8. The novel waterproof circuit board structure according to claim 7 is characterized in that: The outer ring of the bolt (2203) is threadedly connected to a threaded barrel (2204), and the top of the threaded barrel (2204) is fixedly connected to a second fixing frame (2205), and the second fixing frame (2205) is fixedly connected to the left and right sides of the upper sealing sleeve (1101).

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