Impedance network device convenient to disassemble and assemble
By designing a combined structure of housing, cover, and support plate, the problem of inconvenient disassembly of impedance network devices is solved, achieving easy assembly and disassembly and stable connection, and enhancing the convenience of operation and the heat dissipation and dust prevention effect.
Patent Information
- Application Number
- CN202423011804.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-06
- Publication Date
- 2025-11-21
- Estimated Expiration
- 2034-12-06
AI Technical Summary
Existing impedance network devices are prone to stripping and loosening of screw connections during disassembly, making operation inconvenient and requiring tools, which in turn makes disassembly and assembly difficult.
The design incorporates an outer casing, cover, carrier plate, and impedance network circuit assembly. The carrier plate and impedance network circuit assembly can be easily disassembled through the cooperation of upper and lower plug blocks and movable locking rods. The U-shaped plug frame and screws provide a fixed connection, and the addition of ventilation slots and dustproof nets improves ease of operation and stability.
It enables easy assembly and disassembly of the impedance network device, maintains a stable connection even after multiple uses, is simple to operate, and has good dustproof and heat dissipation effects.
Smart Images
Figure CN223581999U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to impedance network technical field, concretely is a kind of impedance network device of easy dismounting. BACKGROUND
[0002] Impedance network is line impedance stabilization network.Line impedance stabilization network is an important auxiliary equipment in electromagnetic compatibility test in power system.It can isolate radio wave interference, provide stable test impedance, and play the role of filtering.
[0003] In actual use, since line impedance stabilization network internal circuit often needs to be disassembled for repair due to heating or damage, the shell of current line impedance stabilization network is mainly connected by screw, when often disassembling, screw connection place is easy to slip and loosen, and it needs to be used with screwdriver and other tools, inconvenient operation, and other similar equipment also have this problem. UTILITY MODEL CONTENT
[0004] The utility model aims at providing a kind of impedance network device of easy dismounting to solve the problems raised in the above background technology.
[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of impedance network device of easy dismounting, comprising:
[0006] Install shell, cover, bearing plate and impedance network circuit assembly;
[0007] Among them, the installation shell is hollow and the shape of the front opening, the front opening of the installation shell is provided with cover, the side of the cover towards installation shell is bonded with vertical plate, the upper end of the vertical plate is provided with upper insertion block, the upper insertion block is provided with insertion hole, the rear side middle part of the vertical plate is provided with U-shaped insertion frame, the bottom end of the vertical plate is provided with horizontal rod, the rear end of the horizontal rod both sides is provided with lower insertion block, the front opening of the installation shell is provided with upper insertion slot and lower insertion slot corresponding with upper insertion block and lower insertion block on the upper side and lower side, the upper side of the upper insertion slot is movably inserted with movable lock rod matched with insertion hole;
[0008] The inner cavity left and right side walls of the installation shell are provided with U-shaped connecting groove, the bearing plate is fixedly connected at the rear side of U-shaped insertion frame, and the both sides of the bearing plate are inserted in the U-shaped connecting groove on both sides, and the impedance network circuit assembly is installed on the bearing plate.
[0009] Preferably, the left side wall rear end of the installation shell is provided with wire passing slot.
[0010] Preferably, the left and right side walls of the installation shell are provided with ventilation groove, and the ventilation groove is provided with dust screen.
[0011] Preferably, the upper surface of the mounting shell is provided with a clamping frame, the movable lock rod is movably inserted into the clamping frame, the upper surface of the movable lock rod is connected with one end of the supporting spring, and the other end of the supporting spring is connected with the upper part of the side wall of the clamping frame.
[0012] Preferably, the front end of the bearing plate is inserted into the U-shaped insertion frame, and the bearing plate and the U-shaped insertion frame are fixedly connected through screws.
[0013] Compared with the prior art, the utility model has the advantages that:
[0014] When the cover is detached from the mounting shell, the bearing plate and the impedance network circuit assembly can be separated from the mounting shell at one time, and the operation is relatively simple and convenient.
[0015] After being disassembled and assembled for multiple times, stable connection can be achieved. DETAILED DESCRIPTION
[0016] Figure 1 It is a structural schematic view of the utility model;
[0017] Figure 2 It is a structural schematic view of the mounting shell, the cover and the bearing plate of the utility model;
[0018] Figure 3 It is a structural schematic view of the utility model Figure 2 It is an enlarged structural schematic view of part A of the utility model;
[0019] Figure 4 It is a structural schematic view of the cover and the vertical plate of the utility model.
[0020] In the drawing: 1, mounting shell; 2, cover; 3, ventilation slot; 4, wire insertion slot; 5, U-shaped connecting slot; 6, bearing plate; 7, impedance network circuit assembly; 8, lower insertion slot; 9, upper insertion slot; 10, clamping frame; 11, movable lock rod; 12, supporting spring; 13, vertical plate; 14, upper insertion block; 15, horizontal rod; 16, lower insertion block; 17, insertion hole; 18, U-shaped insertion frame. DETAILED DESCRIPTION
[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.
[0022] In the description of the utility model, it is understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model.
[0023] Embodiment one:
[0024] Please refer to Figures 1-4 The utility model provides a technical scheme: a kind of impedance network device of convenient disassembly, comprising: installation shell 1, cover 2, bearing plate 6 and impedance network circuit component 7;
[0025] Wherein, the installation shell 1 is hollow and the shape of opening in front, the front opening of installation shell 1 is provided with cover 2, the side of cover 2 towards installation shell 1 is adhered with vertical plate 13, the upper end of vertical plate 13 is provided with upper insertion block 14, the upper insertion block 14 is provided with insertion hole 17, the rear side middle part of vertical plate 13 is provided with U-shaped insertion frame 18, the bottom end of vertical plate 13 is provided with horizontal rod 15, the rear end of horizontal rod 15 both sides is provided with lower insertion block 16, the front opening of installation shell 1 is provided with upper insertion slot 9, lower insertion slot 8 corresponding with upper insertion block 14, lower insertion block 16 on upper and lower sides, the upper side of upper insertion slot 9 is movably inserted with movable lock rod 11 matched with insertion hole 17;The left and right side walls of the inner cavity of installation shell 1 are provided with U-shaped connecting groove 5, bearing plate 6 is fixedly connected at the rear side of U-shaped insertion frame 18, and the two sides of bearing plate 6 are inserted in the U-shaped connecting groove 5 on the two sides, and impedance network circuit component 7 is installed on bearing plate 6.
[0026] To the above content analysis: impedance network circuit component 7 uses prior art, no change on structure, circuit connection, according to actual situation, the shape of bearing plate 6 and the installation position matched with impedance network circuit component 7 can be set.In disassembly, movable lock rod 11 is pulled out, and bearing plate 6 and impedance network circuit component 7 are pulled out, and are separated, and vice versa.
[0027] Embodiment two:
[0028] Please refer to Figures 1-4 The utility model provides a technical scheme based on embodiment one: the rear end of the left side wall of installation shell 1 is provided with wire passing slot 4.
[0029] To the above content analysis: the setting of wire passing slot 4 facilitates the wire routing of impedance network circuit component 7.
[0030] Embodiment three:
[0031] Referring to Figures 1-4 The utility model provides a technical scheme based on embodiment one: the left and right side walls of mounting shell 1 are all provided with ventilation groove 3, dustproof screen is provided in ventilation groove 3.
[0032] The above content analysis: the setting of ventilation groove 3, facilitates the ventilation between the inside and outside of mounting shell 1, facilitates heat dissipation, and the setting of dustproof screen prevents the dust outside from entering mounting shell 1.
[0033] Embodiment four:
[0034] Referring to Figures 1-4 The utility model provides a technical scheme based on embodiment one: the upper surface front side of mounting shell 1 is provided with card frame 10, movable lock rod 11 is movably inserted in card frame 10, the upper surface of movable lock rod 11 is connected with one end of support spring 12, and the other end of support spring 12 is connected with the upper part of the side wall of card frame 10.
[0035] The above content analysis: when using, when movable lock rod 11 is pulled to the right in card frame 10, support spring 12 is in compression state and generates elastic force, until movable lock rod 11 is separated from insertion hole 17, at this time, the upper insertion block 14 can be taken off from the upper insertion slot 9.
[0036] Embodiment five:
[0037] Referring to Figures 1-4 The utility model provides a technical scheme based on embodiment one: the front end of bearing plate 6 is inserted in U-shaped insertion frame 18, and bearing plate 6 and U-shaped insertion frame 18 are fixedly connected through screw.
[0038] The above content analysis: bearing plate 6 and U-shaped insertion frame 18 are connected and disassembled through screw, which is more convenient.
[0039] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model, for those skilled in the art, obviously, the utility model is not limited to the details of the above exemplary embodiments, and the utility model can be realized in other specific forms without departing from the spirit or basic characteristics of the utility model, therefore, from any point of view, the embodiment should be regarded as exemplary and non-restrictive, the scope of the utility model is defined by the appended claims instead of the above description, therefore, all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the utility model, any figure mark in the claims should not be regarded as limiting the involved claims.
[0040] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.
Claims
1. An impedance network device that is easily disassembled, characterized by, The utility model relates to a kind of impedance network circuit assembly, including: Mounting shell (1), cover (2), bearing plate (6) and impedance network circuit assembly (7); Wherein, the mounting shell (1) is hollow and the shape of front opening, the front opening of the mounting shell (1) is provided with cover (2), the side of the mounting shell (1) is bonded with vertical plate (13) to cover (2), the upper end of the vertical plate (13) is provided with upper insertion block (14), the upper insertion block (14) is opened with insertion hole (17), the rear side middle part of the vertical plate (13) is provided with U-shaped insertion frame (18), the bottom end of the vertical plate (13) is provided with horizontal rod (15), the rear end both sides of the horizontal rod (15) are provided with lower insertion block (16), the front opening of the mounting shell (1) is opened with upper insertion slot (9), lower insertion slot (8) corresponding with upper insertion block (14), lower insertion block (16) on upper side and lower side, the upper side of the upper insertion slot (9) is movably inserted with movable lock rod (11) matched with insertion hole (17); The inner chamber left and right side walls of the mounting shell (1) are provided with U-shaped connecting groove (5), the bearing plate (6) is fixedly connected at the rear side of U-shaped insertion frame (18), and the two sides of bearing plate (6) are inserted in the U-shaped connecting groove (5) on the two sides, and the impedance network circuit assembly (7) is installed on bearing plate (6).
2. The easily disassembled impedance network device of claim 1, wherein: The rear end of the left side wall of the mounting shell (1) is opened with wire through slot (4).
3. The easily disassembled impedance network device of claim 1, wherein: The left and right side walls of the mounting shell (1) are opened with ventilation groove (3), and the ventilation groove (3) is provided with dust screen.
4. The easily disassembled impedance network device of claim 1, wherein: The front side of the upper surface of the mounting shell (1) is provided with clamping frame (10), the movable lock rod (11) is movably inserted in clamping frame (10), the upper surface of the movable lock rod (11) is connected with one end of supporting spring (12), and the other end of the supporting spring (12) is connected with the upper part of the side wall of clamping frame (10).
5. The easily disassembled impedance network device of claim 1, wherein: The front end of the bearing plate (6) is inserted in U-shaped insertion frame (18), and the bearing plate (6) and U-shaped insertion frame (18) are fixedly connected by screw.