Instrument circuit board capable of being stacked

Abstract

The utility model belongs to the technical field of circuit boards, and particularly relates to a superposable instrument circuit board, which comprises a damping bracket, a C-shaped bracket, a shielding plate and a circuit board main body, a C-shaped support is welded to the lower side of the shielding plate, and the lower side of the C-shaped support is detachably connected with the damping support or other shielding plates. The fixing columns are arranged at four corners of the upper side of the shielding plate; the adjusting plate is arranged on the outer side of the fixing column in a sleeving mode and rotationally connected with the fixing column. A dovetail groove is formed in the upper side of the adjusting plate; the dovetail plate corresponds to the adjusting plate; the circuit board main body is detachably connected with the dovetail plate; according to the device, the circuit board is superposed in the vertical direction, so that the space utilization rate in the instrument can be improved; the circuit board main body is connected with the shielding plate, and then the installation is completed through the C-shaped support on the shielding plate, thereby reducing the installation difficulty when the circuit board is stacked in the vertical direction.

Description

TECHNICAL FIELD

[0001] The utility model relates to circuit board technical field, concretely is a kind of stackable instrument circuit board. BACKGROUND

[0002] Circuit board is the core component of instrument, mainly for signal processing, data control and system management. The instrument circuit board used in oil depot needs to process multiple signals such as oil volume, alarm lamp, etc. Through modular design, the circuit boards with different functions are stacked together to process multiple signals, which can improve the working efficiency of the instrument.

[0003] The circuit board can be horizontally stacked or vertically stacked. The horizontal stacking is convenient for the installation of the circuit board, but requires the instrument to provide additional idle space in the horizontal direction. The instrument has more idle space in the vertical direction, but less idle space in the horizontal direction, which leads to the need to replace the new instrument shell for the horizontal stacking of the circuit board. The vertical stacking has high space utilization, but lacks a bracket for fixing the circuit board on the instrument shell, which makes the stacking of the circuit board difficult to install.

[0004] Therefore, we propose an instrument circuit board with a bracket to facilitate the installation of the vertically stacked circuit board. SUMMARY

[0005] The utility model aims at providing a stackable instrument circuit board to solve the problem of difficult installation of the circuit board in vertical stacking as mentioned in the background.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a stackable instrument circuit board, comprising:

[0007] A damping bracket is installed on the inner side of the instrument shell.

[0008] A shielding plate has a C-shaped bracket welded to its lower side, and the lower side of the C-shaped bracket is detachably connected to the damping bracket or other shielding plates.

[0009] A fixed column is arranged at the four corners of the upper side of the shielding plate.

[0010] An adjusting plate is sleeved on the outer side of the fixed column and is rotatably connected to the fixed column. The upper side of the adjusting plate is provided with a dovetail groove.

[0011] A dovetail plate corresponds to the adjusting plate.

[0012] A circuit board body is detachably connected to the dovetail plate. An interface is installed on the upper side of the circuit board body.

[0013] Preferably, the upper side of the dovetail plate is connected with a foot column, a threaded hole is formed in the upper side of the foot column; the lower side of the circuit board body is provided with a hollow column, the hollow column is sleeved outside the foot column, and the lower side of the hollow column abuts against the adjusting plate.

[0014] Preferably, the outer side of the C-shaped support is provided with a wire passing groove; the outer side of the C-shaped support is rotatably connected with a wire blocking plate, and the other end of the wire blocking plate is detachably connected with the wire passing groove.

[0015] Preferably, the outer side of the C-shaped support is provided with a wire passing hole, the wire passing hole is communicated with the wire passing groove, and the wire passing hole is located at the lower side of the wire blocking plate.

[0016] Preferably, the damping support comprises:

[0017] A rectangular frame is mounted on the inner side of the instrument shell; and support beams are mounted on the left and right ends of the inner side of the rectangular frame;

[0018] Two horizontal beams are slidably connected with the left and right support beams;

[0019] Two vertical beams are slidably connected with the horizontal beams; and reinforcing beams are connected between the two vertical beams;

[0020] A first damper is arranged between the rectangular frame and the horizontal beams and between the rectangular frame and the vertical beams;

[0021] A top plate is arranged on the upper side of the vertical beams; and a second damper is connected between the lower side of the top plate and the reinforcing beams.

[0022] Preferably, telescopic rods are arranged at the four corners of the lower side of the top plate, and the other ends of the telescopic rods are connected with the vertical beams.

[0023] Preferably, support feet are arranged at the lower side of the four corners of the rectangular frame, and connecting holes are formed in the upper side of the support feet.

[0024] Compared with the prior art, the utility model has the beneficial effects that:

[0025] 1) The device can improve the space utilization rate in the instrument by stacking the circuit boards in the vertical direction; the circuit board body is connected with the shielding plate, and then the C-shaped support on the shielding plate is used for installation, so that the installation difficulty of the circuit boards in the vertical direction is reduced.

[0026] 2) The device can make multiple circuit boards share one damping support, so that the number of damping supports is reduced, the number of circuit boards installed in the space is increased, and the space utilization rate is further improved.

[0027] 3) The device is provided with a rotatable adjusting plate on the shielding plate, and a dovetail plate in sliding connection with the adjusting plate; so that the position of the dovetail plate can be adjusted, thereby facilitating the fixation of circuit boards of different sizes. BRIEF DESCRIPTION OF DRAWINGS

[0028] Figure 1 It is a structural schematic diagram of the utility model;

[0029] Figure 2 It is a structural schematic diagram of the utility model C-shaped support combined with the shielding plate;

[0030] Figure 3 It is a structural schematic diagram of the utility model shielding plate;

[0031] Figure 4 It is a structural schematic diagram of the utility model C-shaped support;

[0032] Figure 5 It is a structural schematic diagram of the utility model shock-absorbing support;

[0033] Figure 6 It is a structural schematic diagram of the utility model shock-absorbing support after the top plate is removed.

[0034] In the figure: 10 shock-absorbing support, 11 supporting leg, 12 top plate, 13 rectangular frame, 14 supporting beam, 15 horizontal beam, 16 longitudinal beam, 17 No. 1 shock absorber, 18 No. 2 shock absorber, 19 telescopic rod;

[0035] 21 C-shaped support, 22 wire passing groove, 23 wire blocking plate;

[0036] 31 shielding plate, 32 fixed column, 33 adjusting plate, 34 dovetail plate, 35 leg column;

[0037] 41 circuit board main body, 42 interface. DETAILED DESCRIPTION

[0038] 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 other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0039] In the description of the utility model, need understanding is, the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside" and so on indicate the orientation or position relation is based on the orientation or position relation shown in the drawing, just is for the convenience of describing the utility model and simplifying the description, and is not indicate or imply that the device or element indicated must have a particular orientation, with a particular orientation structure and operation, therefore can not be understood as the limitation to the utility model. Embodiments

[0040] Please refer to Figures 1-6 The utility model provides a technical scheme: a stackable instrument circuit board, comprising: shock-absorbing support 10, C-shaped support 21, shielding plate 31 and circuit board main body 41. Shock-absorbing support 10 can adopt prior art, and it is mainly used for shock absorption, thereby providing protection for circuit board main body 41.

[0041] When installing the device, first, the shock-absorbing support 10 is fixed to the inner side of the instrument shell through the bolt, and the installation of the shock-absorbing support 10 is completed. Then the circuit board main body 41 is installed on the shielding plate 31. Subsequently, the C-shaped support 21 is installed on the upper side of the shock-absorbing support 10, screw holes are formed on the shock-absorbing support 10, and through holes corresponding to the screw holes are formed on the C-shaped support 21, the C-shaped support 21 is installed on the shock-absorbing support 10 by screwing the bolt through the through hole and the screw hole on the shock-absorbing support 10. The C-shaped support 21 is welded on the lower side of the shielding plate 31 and is integrally formed with the shielding plate 31, and after the installation of the C-shaped support 21 is completed, the installation of the shielding plate 31 is also completed. The shielding plate 31 is provided with a through hole penetrating the C-shaped support 21; when the circuit board main body 41 needs to be stacked, the circuit board main body 41 is connected with the shielding plate 31, and then the C-shaped support 21 on the new combined shielding plate 31 is installed on the upper side of the shielding plate 31 in the instrument shell through the bolt. The shielding plate 31 is made of conductive materials such as iron plate, copper plate or aluminum plate, and can reflect and absorb electromagnetic waves, achieve shielding, and prevent mutual interference between the stacked circuit board main bodies 41.

[0042] The four corners of the upper side of the shielding plate 31 are provided with fixed columns 32, the outer side of the fixed column 32 is sleeved with an adjusting plate 33, and the adjusting plate 33 can rotate around the fixed column 32. The upper side of the adjusting plate 33 is provided with a dovetail groove, and the inner side of the dovetail groove is provided with a dovetail plate 34 which can slide along the dovetail groove. The circuit board body 41 is connected with the dovetail plate 34 through bolts. When the circuit boards are stacked, the positions of the mounting holes on different circuit boards are also different. By sliding the dovetail plate 34 in the dovetail groove and rotating the adjusting plate 33, the position of the dovetail plate 34 is adjusted, so that the dovetail plate 34 can be aligned with the mounting holes on the circuit board, and then the stacked circuit boards are fixed; when the circuit board body 41 is fixed, the bolts drive the dovetail plate 34 to move upwards, so that the dovetail plate 34 is tightly fitted with the dovetail groove, and the dovetail plate 34 is fixed by friction, and then the fixing of the circuit board body 41 is completed.

[0043] The upper side of the dovetail plate 34 is connected with a foot column 35, and the upper side of the foot column 35 is provided with a threaded hole; the lower side of the circuit board body 41 is provided with a hollow column (not shown in the figure), and the mounting holes on the circuit board are concentric with the hollow column. The inner cavity of the hollow column is larger than the outer diameter of the foot column 35 at the lower end, and the hollow column is sleeved on the outer side of the foot column 35. In order to facilitate the sleeving, the inner cavity of the hollow column can be designed to have a small hole diameter at the upper side and a large hole diameter at the lower side. The bolts are screwed with the foot column 35 after penetrating through the circuit board body 41 and the hollow column, and the lower side of the hollow column abuts against the adjusting plate 33, so that when the bolts are tightened, the dovetail plate 34 is pulled to move upwards. By designing the foot column 35 and the foot column 35, the circuit board body 41 is raised to ensure that the lower side of the circuit board body 41 can be suspended, thereby facilitating heat dissipation.

[0044] The upper side of the circuit board body 41 is provided with an interface 42, and when the circuit board body 41 is stacked, a plurality of circuit board bodies 41 can be connected through the data line connection interface 42 for data transmission. The outer side of the C-shaped support 21 is provided with a wire slot 22 and a wire hole, the wire hole is communicated with the wire slot 22, and the data line between the two circuit board bodies 41 passes through the wire hole from the wire slot 22. The outer side of the C-shaped support 21 is rotatably connected with a wire blocking plate 23, the other end of the wire blocking plate 23 is detachably connected with the wire slot 22, and the wire hole is located at the lower side of the wire blocking plate 23. By the protection of the wire blocking plate 23, the data line is prevented from falling out of the wire slot 22. The wire blocking plate 23 is connected with the C-shaped support 21 through a hinge, a buckle female buckle is arranged at the other end of the wire blocking plate 23, a buckle male buckle is arranged at the outer side of the C-shaped support 21, and the wire blocking plate 23 is opened and closed through the buckle connection.

[0045] The shock-absorbing support 10 comprises a supporting leg 11, a top plate 12, a rectangular frame 13, a supporting beam 14, a transverse beam 15, a longitudinal beam 16, a first shock absorber 17, a second shock absorber 18 and an extension rod 19.

[0046] The lower side of the four corners of the rectangular frame 13 is provided with a supporting leg 11, and the upper side of the supporting leg 11 is provided with a connecting hole, which is connected with the instrument shell through a bolt penetrating the connecting hole, so as to fix the shock-absorbing support 10.

[0047] The left and right ends of the inner side of the rectangular frame 13 are provided with supporting beams 14, and the upper side of the supporting beam 14 is slidably connected with a transverse beam 15, and the number of the transverse beam 15 is two, and the lower side of the two transverse beams 15 is slidably connected with the left and right supporting beams 14 through a sliding block; the upper side of the two transverse beams 15 is connected with a longitudinal beam 16 through a sliding block, and the number of the longitudinal beam 16 is also two, and the two longitudinal beams 16 are connected with a reinforcing beam. The rectangular frame 13 and the transverse beam 15 are connected with a first shock absorber 17, and the rectangular frame 13 and the longitudinal beam 16 are also connected with the first shock absorber 17, and the first shock absorber 17 is used for shock absorption in the transverse and longitudinal directions. The upper side of the reinforcing beam is connected with a second shock absorber 18, and the upper end of the second shock absorber 18 is connected with the top plate 12, and the second shock absorber 18 is used for shock absorption in the vertical direction. The four corners of the lower side of the top plate 12 are provided with telescopic rods 19, and the other ends of the telescopic rods 19 are connected with the longitudinal beam 16, and the telescopic rods 19 are used for guiding and ensuring that the top plate 12 can only move along the axial direction of the telescopic rods 19.

[0048] The basic principle and main features of the utility model and the advantages of the utility model are shown and described above, and it is obvious for those skilled in the art that the utility model is not limited to the details of the above-mentioned exemplary embodiments, and the utility model can be realized in other specific forms without departing from the spirit or basic features of the utility model; therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-limiting, and the scope of the utility model is defined by the appended claims instead of the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims should be included in the utility model, and any figure mark in the claims should not be regarded as limiting the involved claims.

[0049] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A stackable meter circuit board, characterized by, The utility model relates to a shock-absorbing bracket (10) is installed in the inner side of the instrument shell, shielding board (31) is welded with C type support (21) on the lower side, the lower side of C type support (21) is detachably connected with shock-absorbing bracket (10) or other shielding board (31), fixed column (32) is arranged in the four corners of the upper side of shielding board (31), the adjusting plate (33) is set in the outside of fixed column (32) and is rotatably connected with fixed column (32), and the upper side of adjusting plate (33) is provided with dovetail groove, the dovetail plate (34) is corresponding with adjusting plate (33), the circuit board body (41) is detachably connected with dovetail plate (34), and the upper side of circuit board body (41) is provided with interface (42). The upper side of the dovetail plate (34) is connected with the foot column (35), and the upper side of the foot column (35) is provided with a threaded hole; the lower side of the circuit board body (41) is provided with a hollow column, which is sleeved outside the foot column (35), and the lower side of the hollow column abuts against the adjusting plate (33). The outer side of the C-shaped bracket (21) is provided with a wire passing groove (22); the outer side of the C-shaped bracket (21) is rotatably connected with a wire blocking plate (23), and the other end of the wire blocking plate (23) is detachably connected with the wire passing groove (22). The outer side of the C-shaped bracket (21) is provided with a wire passing hole, which communicates with the wire passing groove (22) and is located below the wire blocking plate (23). The shock-absorbing bracket (10) comprises: A rectangular frame (13) is installed on the inner side of the instrument shell, and support beams (14) are installed on the left and right ends of the inner side of the rectangular frame (13); Two horizontal beams (15) are slidably connected to the left and right support beams (14) on the lower side; 2. The stackable meter circuit board of claim 1, wherein: Two vertical beams (16) are slidably connected to the horizontal beams (15) on the lower side, and a reinforcing beam is connected between the two vertical beams (16); 3. The stackable meter circuit board of claim 1, wherein: A first shock absorber (17) is arranged between the rectangular frame (13) and the horizontal beams (15), and between the rectangular frame (13) and the vertical beams (16); 4. A superimposable meter circuit board as defined in claim 3, wherein: A top plate (12) is located on the upper side of the vertical beams (16), and a second shock absorber (18) is connected between the lower side of the top plate (12) and the reinforcing beam.

5. The stackable meter circuit board of claim 1, wherein: The four corners of the lower side of the top plate (12) are provided with telescopic rods (19), and the other end of the telescopic rod (19) is connected with the vertical beam (16). The lower side of the four corners of the rectangular frame (13) is provided with a support foot (11), and a connecting hole is formed in the upper side of the support foot (11). ​ ​ ​ ​ 6. An overlayable meter circuit board as defined in claim 5, wherein: ​ 7. A stackable meter circuit board as defined in claim 5, wherein: ​

Images