Piano key type wiring terminal

Abstract

The utility model discloses a piano key type wiring terminal, which belongs to the technical field of wiring terminals, and comprises a substrate, a mounting plate is mounted at the lower end of the substrate, the substrate and the mounting plate are fixedly connected through a clamping plate fixing mechanism, a protection assembly is arranged on the surface of the upper end of the substrate, a lower wiring terminal is arranged on one side in the substrate, and the lower wiring terminal is fixedly connected with the substrate. According to the utility model, through the arrangement of the substrate fixing mechanism, the substrate and the installation plate can be conveniently installed and fixed through the mechanism, and compared with common screw fixation, the fixation mode is relatively more convenient to disassemble, so that the equipment can be conveniently disassembled and overhauled in the later period; the protective effect on the base material can be improved by arranging the protective structure, the wear resistance and the corrosion resistance of the base material can be improved by arranging the laser cladding layer, and the waterproof performance of the base material can be improved by arranging the waterproof layer.

Description

Technical Field

[0001] The utility model belongs to the technical field of wiring terminals, and particularly relates to a piano key type wiring terminal. Background Art

[0002] Intelligent meters generally have many wiring terminals. Multiple wiring terminals are usually arranged in several rows and columns to form a matrix. However, the shapes of each wiring terminal in such a wiring terminal matrix are the same or similar. When wiring, it is very easy to have serial or parallel connection errors, resulting in wiring mistakes and damaging the intelligent meter.

[0003] The Chinese patent application No. 201220362418.3 discloses a piano key type wiring terminal, which includes: a plurality of upper wiring terminal sets and a plurality of lower wiring terminal sets. It is characterized in that: the adjacent upper wiring terminal sets and lower wiring terminal sets are staggered up and down from each other, presenting a piano key type arrangement. Each of the upper wiring terminal sets includes one or more wiring terminals, and each of the lower wiring terminal sets also includes one or more wiring terminals. Above each of the wiring terminals, there is an identifiable mark, and the identifiable mark can be a number, a letter, a graph or a combination thereof. The piano key type wiring terminal of the utility model has a simple structure, convenient wiring, easy distinction between each wiring terminal, not easy to make wiring mistakes during wiring, and is applicable to various intelligent meters.

[0004] Although the above-mentioned disclosed patent realizes the use of the piano key type wiring terminal, it is not convenient to disassemble and assemble between the set substrate and the mounting plate, and the maintenance is relatively troublesome; the protective effect on the surface of the set substrate is relatively poor. Content of the Utility Model

[0005] To solve the problems raised in the above background art, the utility model provides a piano key type wiring terminal, which has the characteristics of being convenient for installing and fixing the substrate and having a better overall protective effect on the substrate.

[0006] To achieve the above purpose, the utility model provides the following technical solution: a piano key type wiring terminal, including a substrate, an installation plate is installed at the lower end of the substrate, the substrate and the installation plate are fixedly connected through a clamping plate fixing mechanism, a protective component is arranged on the upper surface of the substrate, a lower wiring terminal is arranged on one side inside the substrate, and an upper wiring terminal is arranged on the other side inside the substrate. The lower wiring terminal and the upper wiring terminal are in a staggered state and present a piano key type arrangement.

[0007] Preferably, the clamping plate fixing mechanism includes a clamping block, a fixing hole, a clamping groove and a fixing component. A clamping block is installed on the side of the substrate, a fixing component is installed inside the clamping block, a clamping groove corresponding to the clamping block is opened at the upper end of the installation plate, and a fixing hole is opened at the side of the clamping groove.

[0008] Preferably, the fixing component includes a spring and a fixing rod. A spring is installed inside the clamping block, and the other end of the spring is installed with a fixing rod.

[0009] Preferably, the fixing component further includes a slider and a chute. The upper end of the fixing rod is installed with a slider, and a chute corresponding to the slider is opened at the upper end of the clamping block.

[0010] Preferably, the protection component includes a base material, a waterproof film and a protection film. The base material is arranged on the upper surface of the substrate, the waterproof film is arranged on the upper surface of the base material, and the protection film is arranged on the upper surface of the waterproof film.

[0011] Preferably, a laser cladding layer is arranged on the upper surface of the protection film.

[0012] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0013] 1. By providing a substrate fixing mechanism, the present utility model can facilitate the installation and fixation of the substrate and the mounting plate. This fixing method is relatively more convenient to disassemble compared to the relatively common screw fixing, so as to facilitate the disassembly and maintenance of the equipment in the later stage.

[0014] 2. By providing a protection structure, the present utility model can improve the protection effect on the base material. By providing a laser cladding layer, the wear resistance and corrosion resistance of the base material can be improved. By providing a waterproof layer, the waterproof performance of the base material can be improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 is a perspective view of the present utility model;

[0016] Figure 2 is a perspective view of the substrate fixing mechanism of the present utility model;

[0017] Figure 3 is an enlarged view of the fixing component of the present utility model;

[0018] Figure 4 is an exploded view of the protection structure of the present utility model;

[0019] In the figure: 1. Substrate; 2. Mounting plate; 3. Clamping plate fixing mechanism; 31. Clamping block; 32. Fixing hole; 33. Card slot; 34. Fixing component; 341. Spring; 342. Fixing rod; 343. Slider; 344. Chute; 4. Lower wiring terminal; 5. Upper wiring terminal; 6. Protection component; 61. Base material; 62. Waterproof film; 63. Protection film; 64. Laser cladding layer. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0020] The following will clearly and completely describe the technical solutions in the embodiments of the present utility model in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0021] Embodiment 1

[0022] Please refer to Figures 1-4 , the present utility model provides the following technical solutions: a key-type terminal block, including a substrate 1, an installation plate 2 is installed at the lower end of the substrate 1, the substrate 1 and the installation plate 2 are fixedly connected through a clamping plate fixing mechanism 3, a protection component 6 is arranged on the upper surface of the substrate 1, a lower terminal 4 is arranged on one side inside the substrate 1, and an upper terminal 5 is arranged on the other side inside the substrate 1. The lower terminal 4 and the upper terminal 5 are arranged in a staggered and key-type arrangement.

[0023] Specifically, the clamping plate fixing mechanism 3 includes a clamping block 31, a fixing hole 32, a clamping groove 33 and a fixing component 34. The clamping block 31 is installed on the side of the substrate 1, the fixing component 34 is installed inside the clamping block 31, a clamping groove 33 corresponding to the clamping block 31 is opened at the upper end of the installation plate 2, and a fixing hole 32 is opened at the side of the clamping groove 33.

[0024] By adopting the above technical solution, when installing the substrate 1, insert the clamping block 31 on the side of the substrate 1 into the inside of the clamping groove 33 at the upper end of the installation plate 2, and then cooperate with the fixing component 34 and the clamping groove 33 to realize the installation and fixation of the substrate 1 and the installation plate 2.

[0025] Specifically, the fixing component 34 includes a spring 341 and a fixing rod 342. The spring 341 is installed inside the clamping block 31, and the other end of the spring 341 is installed with the fixing rod 342.

[0026] By adopting the above technical solution, when installing the substrate 1, slide the slider 343 inside the chute 344. The slider 343 drives the fixing rod 342 to compress the spring 341 and embed it inside the clamping block 31. When the clamping block 31 is completely inserted into the inside of the clamping groove 33, release the slider 343, and the spring 341 rebounds, thereby driving the fixing rod 342 to insert into the fixing hole 32, so as to realize the installation and fixation of the substrate 1.

[0027] Specifically, the fixing component 34 further includes a slider 343 and a chute 344. The upper end of the fixing rod 342 is installed with the slider 343, and a chute 344 corresponding to the slider 343 is opened at the upper end of the clamping block 31.

[0028] By adopting the above technical solution, when disassembling the substrate 1, the slider 343 inside the sliding groove 344 is slid again, and the slider 343 drives the fixing rod 342 to slide out from the inside of the fixing hole 32, thereby realizing the disassembly of the substrate 1.

[0029] In the use of this embodiment, when installing the substrate 1, the slider 343 inside the sliding groove 344 is slid. The slider 343 drives the fixing rod 342 to compress the spring 341 and embed into the inside of the clamping block 31. When the clamping block 31 is completely inserted into the inside of the clamping groove 33, the slider 343 is released, and the spring 341 rebounds, thereby driving the fixing rod 342 to insert into the inside of the fixing hole 32, thereby realizing the installation and fixation of the substrate 1. When disassembling the substrate 1, the slider 343 inside the sliding groove 344 is slid again, and the slider 343 drives the fixing rod 342 to slide out from the inside of the fixing hole 32, thereby realizing the disassembly of the substrate 1.

[0030] Embodiment 2

[0031] The difference between this embodiment and Embodiment 1 is that the protection component 6 includes a base material 61, a waterproof film 62 and a protection film 63. The upper surface of the substrate 1 is provided with the base material 61, the upper surface of the base material 61 is provided with the waterproof film 62, and the upper surface of the waterproof film 62 is provided with the protection film 63.

[0032] By adopting the above technical solution, by providing the waterproof film 62 on the upper end of the base material 61, the waterproof film 62 is mainly composed of materials such as epoxy resin potting glue, silicone resin or special yellow glue. These materials can provide effective waterproof protection to ensure the reliability and stability of the circuit board in a harsh environment. By providing the protection film 63, the protection effect of the base material 61 can be improved.

[0033] Specifically, a laser cladding layer 64 is provided on the upper surface of the protection film 63.

[0034] By adopting the above technical solution, the setting of the laser cladding layer 64 can improve the corrosion resistance and wear resistance of the base material 61.

[0035] In the use of this embodiment, by providing the waterproof film 62 on the upper end of the base material 61, the waterproof film 62 is mainly composed of materials such as epoxy resin potting glue, silicone resin or special yellow glue. These materials can provide effective waterproof protection to ensure the reliability and stability of the circuit board in a harsh environment. By providing the protection film 63, the protection effect of the base material 61 can be improved. The setting of the laser cladding layer 64 can improve the corrosion resistance and wear resistance of the base material 61.

[0036] Working principle and usage process of the present utility model: When the present utility model is in use, when installing the substrate 1, slide the slider 343 inside the sliding groove 344. The slider 343 drives the fixing rod 342 to compress the spring 341 and embed into the inside of the clamping block 31. When the clamping block 31 is completely inserted into the inside of the clamping groove 33, release the slider 343, and the spring 341 rebounds, thereby driving the fixing rod 342 to insert into the inside of the fixing hole 32, thus realizing the installation and fixation of the substrate 1. When disassembling the substrate 1, slide the slider 343 inside the sliding groove 344 again. The slider 343 drives the fixing rod 342 to slide out from the inside of the fixing hole 32, thus realizing the disassembly of the substrate 1; By providing a waterproof film 62 at the upper end of the base material 61, the waterproof film 62 is mainly composed of materials such as epoxy resin potting glue, silicone resin or special yellow glue. These materials can provide effective waterproof protection to ensure the reliability and stability of the circuit board in harsh environments. By providing a protective film 63, the protection effect of the base material 61 can be improved. The setting of the laser cladding layer 64 can improve the corrosion resistance and wear resistance of the base material 61.

[0037] Although the embodiments of the present utility model have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present utility model. The scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A key-type terminal block, comprising a substrate, characterized in that: An installation plate is installed at the lower end of the substrate. The substrate and the installation plate are fixedly connected through a clamping plate fixing mechanism. A protection component is arranged on the upper end surface of the substrate. A lower wiring terminal is arranged on one side inside the substrate, and an upper wiring terminal is arranged on the other side inside the substrate. The lower wiring terminal and the upper wiring terminal are arranged in a staggered and piano-key-like manner.

2. The key-type terminal according to claim 1, wherein: The clamping plate fixing mechanism includes a clamping block, a fixing hole, a clamping groove and a fixing component. The clamping block is installed on the side of the substrate, and the fixing component is installed inside the clamping block. A clamping groove corresponding to the clamping block is opened at the upper end of the installation plate, and a fixing hole is opened at the side of the clamping groove.

3. The key-type terminal according to claim 2, characterized in that: The fixing component includes a spring and a fixing rod. The spring is installed inside the clamping block, and the other end of the spring is installed with the fixing rod.

4. The key-type terminal according to claim 3, wherein: The fixing component further includes a slider and a sliding groove. The upper end of the fixing rod is installed with the slider, and a sliding groove corresponding to the slider is opened at the upper end of the clamping block.

5. The key type terminal according to claim 1, wherein: The protection component includes a base material, a waterproof film and a protection film. The base material is arranged on the upper end surface of the substrate, the waterproof film is arranged on the upper end surface of the base material, and the protection film is arranged on the upper end surface of the waterproof film.

6. The key-type terminal according to claim 5, characterized in that: A laser cladding layer is arranged on the upper end surface of the protection film.

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