CN211478374U

CN211478374U - Safe recording mirror surface of fault wave recording device

Info

Publication number: CN211478374U
Application number: CN201922157597.1U
Authority: CN
Inventors: 左文; 唐世海
Original assignee: Wuhan Hailing Photoelectric Technology Co ltd
Current assignee: Wuhan Hailing Photoelectric Technology Co ltd
Priority date: 2019-12-05
Filing date: 2019-12-05
Publication date: 2020-09-11
Anticipated expiration: 2029-12-05

Abstract

The utility model discloses a mirror surface is recorded to trouble record ripples device's safety, including trouble record ripples device body, trouble record ripples device body one side lateral wall inlays and is equipped with the rubber sleeve, and the embedded mirror surface that records that is equipped with of rubber sleeve, the inner wall fixedly connected with mainboard of trouble record ripples device body, and mainboard and record fixedly connected with rubber airbag between the mirror surface, one side fixedly connected with plastic frame that the rubber sleeve is close to the mainboard, and plastic frame is close to the round bar of recording two vertical settings of one side fixedly connected with of mirror surface. The utility model discloses in, through setting up torque spring cooperation fixture block subassembly, can rotate when the LCD screen receives the great external shock of strength, let the LCD screen remove to the mainboard direction, cushion and dissolve the impact force, can provide outstanding resilience and buffering effect under the insulating circumstances of assurance through setting up rubber air bag to buffer distance is long, is fit for the buffering between the less equipment of interval.

Description

Safe recording mirror surface of fault wave recording device

Technical Field

The utility model relates to an electric power system safety equipment technical field especially relates to a mirror surface is recorded to trouble oscillograph device's safety.

Background

When a fault occurs in a power grid, the waveform and the effective value of three-phase current and zero-sequence current on a line in the whole process of the fault, the waveform and the effective value of three-phase voltage and zero-sequence voltage on a bus can be recorded by using the installed fault recording device, a fault analysis report is formed, the fault type of the fault is given, and the amplitude and the phase of the current and the voltage, the action time of the protection at the side, the sending and stopping time of high-frequency protection transceivers at two sides of the line, the switching-on and switching-off time of a circuit breaker and the like can be checked.

In prior art, trouble record ripples device usually has miniature record mirror surface certainly, and record the comparatively fragile damage of colliding with of mirror surface easily, especially portable trouble record ripples device collides with easily carrying the in-process, and record the mirror surface and directly be connected with the inside chip of trouble record ripples device in addition, it still can lead to the inside chip of trouble record ripples device to be impaired to record the mirror surface after damaging, finally makes whole trouble record ripples device scrap, for this reason, we propose the safe mirror surface of recording of trouble record ripples device and solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the safe recording mirror surface of the fault recording device is provided for solving the problem that the recording mirror surface of the fault recording device is easy to damage.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

including trouble record ripples device body, trouble record ripples device body one side lateral wall inlays and is equipped with the rubber sleeve, and the embedded mirror surface of recording that is equipped with of rubber sleeve, the inner wall fixedly connected with mainboard of trouble record ripples device body, and the mainboard and record fixedly connected with rubber gasbag between the mirror surface, one side fixedly connected with plastic frame that the rubber sleeve is close to the mainboard, and plastic frame is close to the round bar of recording two vertical settings of one side fixedly connected with of mirror surface, two the lateral wall of round bar all rotates the cover and is equipped with the fixture block subassembly, the upper and lower both ends of fixture block subassembly are all through the inner wall fixed connection of torque spring and plastic frame, and the torque spring cover is established in the lateral wall setting of round bar.

As a further description of the above technical solution:

the inner wall sliding connection that the mainboard was kept away from to the rubber sleeve has toughened glass, and toughened glass is interference fit with the rubber sleeve, the lateral wall cover of recording the mirror surface is equipped with seal ring.

As a further description of the above technical solution:

the fixture block assembly comprises a round sleeve, a baffle is fixedly connected to the side wall of one side of the round sleeve, the baffle is abutted to the inner wall of the plastic frame, a supporting plate is fixedly connected to the side wall of one side of the round sleeve, a wedge-shaped fixture block is slidably connected to the side wall of the supporting plate far away from the round sleeve, and a compression spring is fixedly connected between the wedge-shaped fixture block and the supporting plate.

As a further description of the above technical solution:

a plurality of expansion grooves are formed in the side wall of the rubber sleeve, and clamping grooves are formed in the periphery of the rubber sleeve.

As a further description of the above technical solution:

and an air hole is formed in the side wall of one side of the rubber air bag, the diameter of the air hole is smaller than 0.8mm, and a dust screen is embedded in the air hole.

As a further description of the above technical solution:

the periphery of the recording mirror surface is sleeved with a metal protection frame, and the metal protection frame is fixedly connected with a sealing gasket.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, through setting up torque spring cooperation fixture block subassembly, can rotate when recording the mirror surface and receiving the great external shock of strength, let record the mirror surface and remove to the mainboard direction, cushion and dissolve the impact force, can provide outstanding resilience and buffering effect under the insulating circumstances of assurance through setting up rubber air bag to buffer distance is long, is fit for the buffering between the less equipment of interval.

2. The utility model discloses in, through setting up toughened glass cooperation seal ring, can improve the protection effect recording the buffer zone of gaseous state of mirror surface the place ahead formation, toughened glass and rubber sleeve have better insulating properties simultaneously, avoid the record mirror surface electric leakage of trouble record ripples device to lead to the staff to electrocute.

Drawings

Fig. 1 is a schematic perspective view of a safe recording mirror of a fault recorder according to the present invention;

fig. 2 is a schematic view of a recording mirror structure of a safety recording mirror of a fault recording apparatus according to the present invention;

fig. 3 is a schematic cross-sectional structural view of a safety recording mirror of the fault recording apparatus according to the present invention;

fig. 4 is the utility model provides a fixture block assembly structural schematic diagram of mirror surface is recorded to trouble oscillograph device's safety.

Illustration of the drawings:

1. a fault recorder body; 2. a rubber sleeve; 3. recording a mirror surface; 4. a main board; 5. a rubber air bag; 6. a plastic frame; 7. a round bar; 8. a fixture block assembly; 9. a torsion spring; 10. tempering the glass; 11. air holes are formed; 81. a round sleeve; 82. a baffle plate; 83. a support plate; 84. a wedge-shaped fixture block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: including trouble record ripples device body 1, a serial communication port, 1 one side lateral wall of trouble record ripples device body inlays and is equipped with rubber sleeve 2, and the embedded recording mirror surface 3 that is equipped with of rubber sleeve 2, the inner wall fixedly connected with mainboard 4 of trouble record ripples device body 1, and mainboard 4 and record fixedly connected with rubber gasbag 5 between the mirror surface 3, one side fixedly connected with plastic frame 6 that rubber sleeve 2 is close to mainboard 4, and plastic frame 6 is close to the round bar 7 of recording two vertical settings of one side fixedly connected with of mirror surface 3, the lateral wall of two round bars 7 all rotates the cover and is equipped with fixture block subassembly 8, the upper and lower both ends of fixture block subassembly 8 all are through the inner wall fixed connection of torque spring 9 with plastic frame 6, and the lateral wall setting at round bar 7 is established to torque spring 9 cover.

Specifically, as shown in fig. 2-3, the inner wall of the rubber sleeve 2 away from the motherboard 4 is connected with toughened glass 10 in a sliding manner, the toughened glass 10 is in interference fit with the rubber sleeve 2, a sealing washer is sleeved on the side wall of the recording mirror face 3, the sealing washer is made of silica gel, and is softer and has water absorption performance, so that a drying agent can be played.

Specifically, as shown in fig. 4, the fixture block 8 assembly includes a round sleeve 81, a side wall of the round sleeve 81 is fixedly connected with a baffle 82, the baffle 82 is abutted to the inner wall of the plastic frame 6, a side wall of the round sleeve 81 is fixedly connected with a support plate 83, the support plate 83 is far away from the side wall of the round sleeve 81, the wedge-shaped fixture block 84 is slidably connected to the side wall of the support plate 83, a compression spring is fixedly connected between the wedge-shaped fixture block 84 and the support plate 83, and an inclined surface is arranged on one side of the wedge-shaped fixture.

Specifically, as shown in fig. 1-2, the side wall of the rubber sleeve 2 is provided with a plurality of expansion grooves, and the periphery of the rubber sleeve 2 is provided with clamping grooves, so that the expansion grooves can have a certain yielding effect when the temperature changes, and the damage of the recording mirror surface 3 caused by the expansion with heat and contraction with the recording mirror surface 3 of the front panel of the fault wave recording device body 1 is avoided.

Specifically, as shown in fig. 2-3, an air hole 11 is formed in a side wall of the rubber airbag 5, the diameter of the air hole 11 is smaller than 0.8mm, a dust screen is embedded in the air hole 11, the diameter of the air hole 11 is smaller, so that the phenomenon that the air in the rubber airbag 5 is discharged too fast and cannot play a role in buffering is avoided, and the phenomenon that the buffering effect of the rubber airbag 5 is reduced due to the fact that dust is sucked when the rubber airbag 5 rebounds is avoided by the dust screen.

Specifically, as shown in fig. 1-3, a metal protective frame is sleeved around the recording mirror 3 and fixedly connected to the sealing gasket, and the metal protective frame completely wraps around the recording mirror 3 and slightly extends to two sides of the recording mirror 3.

The working principle is as follows: when the fault wave recording device body 1 receives external force impact or bump, the metal shell of the fault wave recording device body has good rigid support and toughness and is difficult to damage, when the recording mirror surface 3 receives the impact, when the impact force is small, the impact force acts on the toughened glass 10, at the moment, the toughened glass 10 moves towards the recording mirror surface 3, a certain buffer effect can be achieved due to the fact that air exists between the recording mirror surface 3 and the toughened glass 10, the impact force is prevented from directly acting on the recording mirror surface 3 to cause damage of liquid crystal equipment inside the recording mirror surface 3, when the recording mirror surface 3 receives large force impact, the air between the take-up recording mirror surface 3 and the toughened glass 10 is compressed and absorbs part of the impact force, then the toughened glass 10 is close to the recording mirror surface 3, the toughened glass 10 is firstly contacted with the sealing washer and enables the recording mirror surface 3 to move through the metal protection frame, when the impact force of the recording mirror surface 3 is large, the clamping block component 8 is driven to overcome the elastic force of the torsion spring 9, the clamping block component 8 rotates and gives way for the recording mirror surface 3, then the recording mirror surface 3 compresses the rubber air bag 5 to deform, and the rubber air bag 5 discharges partial air through the air holes 11 to fully buffer and release the impact force, even if the rubber air bag 5 becomes a completely shriveled state after receiving the impact, the rubber material of the rubber air bag 5 still has a buffer function and can absorb and convert the impact force, and after the impact force is completely buffered, the rubber air bag 5 slowly rebounds under the action of the self elastic force and sucks air through the air holes 11, then the rebounded rubber air bag 5 pushes the recording mirror surface 3 to slide towards the rubber sleeve 2 so that the recording mirror surface 3 returns to the initial position, and when the recording mirror surface 3 moves, the wedged clamping block 84 abuts against the inclined plane of the wedged clamping block to slide towards, does not prevent the return of the recording mirror 3 to the initial position.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The safe recording mirror surface of the fault wave recording device comprises a fault wave recording device body (1) and is characterized in that a rubber sleeve (2) is embedded in the side wall of one side of the fault wave recording device body (1), a recording mirror surface (3) is embedded in the rubber sleeve (2), a mainboard (4) is fixedly connected to the inner wall of the fault wave recording device body (1), a rubber air bag (5) is fixedly connected between the mainboard (4) and the recording mirror surface (3), a plastic frame (6) is fixedly connected to one side, close to the mainboard (4), of the rubber sleeve (2), two vertically arranged round rods (7) are fixedly connected to one side, close to the recording mirror surface (3), of the plastic frame (6), a clamping block assembly (8) is sleeved on the side wall of each round rod (7) in a rotating mode, the upper end and the lower end of the clamping block assembly (8) are fixedly connected with the inner wall of the plastic frame (6) through a torsion spring (9, and the torsion spring (9) is sleeved on the outer side wall of the round rod (7).

2. The mirror surface of a fault recording device for a safe recording according to claim 1, wherein the inner wall of the rubber sleeve (2) far from the main board (4) is connected with a toughened glass (10) in a sliding manner, the toughened glass (10) and the rubber sleeve (2) are in interference fit, and a sealing gasket is sleeved on the side wall of the recording mirror surface (3).

3. The mirror surface of a failure recorder for safe recording according to claim 1, wherein the clamping block assembly (8) comprises a round sleeve (81), a baffle (82) is fixedly connected to one side wall of the round sleeve (81), the baffle (82) is abutted to the inner wall of the plastic frame (6), a supporting plate (83) is fixedly connected to one side wall of the round sleeve (81), a wedge-shaped clamping block (84) is slidably connected to the side wall of the supporting plate (83) far away from the round sleeve (81), and a compression spring is fixedly connected between the wedge-shaped clamping block (84) and the supporting plate (83).

4. The mirror surface of a failure recorder according to claim 1, wherein the rubber sleeve (2) has a plurality of expansion slots on its side wall, and the rubber sleeve (2) has a plurality of locking slots on its periphery.

5. The mirror surface of claim 1, wherein a vent hole (11) is formed in a side wall of the rubber air bag (5), the diameter of the vent hole (11) is less than 0.8mm, and a dust screen is embedded in the vent hole (11).

6. The mirror for a safe recording of a fault recording device according to claim 2, wherein a metal bezel is sleeved around the mirror (3) and is fixedly connected to the sealing gasket.