CN109861558A - A kind of inverter protection mechanism of the virtual synchronous generator based on PR controller - Google Patents
A kind of inverter protection mechanism of the virtual synchronous generator based on PR controller Download PDFInfo
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- CN109861558A CN109861558A CN201910062055.8A CN201910062055A CN109861558A CN 109861558 A CN109861558 A CN 109861558A CN 201910062055 A CN201910062055 A CN 201910062055A CN 109861558 A CN109861558 A CN 109861558A
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- side wall
- groove
- inverter
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- support plate
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Abstract
The invention belongs to inverter fields, the inverter protection mechanism of especially a kind of virtual synchronous generator based on PR controller, it will appear bumpy sections during transportation for existing inverter, it is easy to make the components of inverter internal to loosen, lead to the presence of larger danger in inverter use process, now propose following scheme, including guard box, the bottom end side wall of guard box offers the first groove, the bottom end side wall of first groove slidably connects symmetrically arranged sliding block, the side side wall of sliding block is equipped with the first spring connecting with the first recess sidewall, the first support plate is provided with above sliding block, the top side wall of first support plate is connected with the first foam-rubber cushion, the top side wall of sliding block is rotatably connected to support rod.The present invention can carry out shock-absorbing protecting up and down to inverter, improve safety, and can carry out the shock-absorbing protecting of left and right directions to inverter, improve practicability.
Description
Technical field
The present invention relates to the inverse of inverter technology field more particularly to a kind of virtual synchronous generator based on PR controller
Become device protection mechanism.
Background technique
Inverter is that direct current energy (battery, battery) is transformed into alternating current (generally 220V, 50Hz sine wave)
Equipment.It is made of inverter bridge, control logic and filter circuit.It is widely used in air-conditioning, home theater, electric wheel, electronic
Tool, sewing machine, DVD, VCD, computer, TV, washing machine, smoke exhaust ventilator, refrigerator, video recorder, massager, fan, illumination etc..
In foreign countries because the i.e. available inverter connection battery of the higher outgoing work of the popularity rate of automobile or out on tours drives electric appliance and each
Kind tool work.It is 20W, 40W, 80W, 120W to 150W power requirements by the vehicle-mounted inversion that cigar lighter exports.It is larger again
Power inverting power supply will be connected on storage battery by connecting line.The output end that household electrical appliance are connected to power adapter can be in vapour
Car uses various electric appliances.Workable electric appliance has: mobile phone, laptop, DV, camera, headlamp, electronic
Shaver, CD player, game machine, palm PC, electric tool, car refrigerator and it is various travel, camp, medical first aid electric appliance etc..
Existing inverter will appear bumpy sections during transportation, be easy to make the components of inverter internal pine occur
It is dynamic, lead in inverter use process that there are larger danger, for this purpose, we have proposed a kind of virtual synchronous based on PR controller
The inverter protection mechanism of generator.
Summary of the invention
A kind of inverter protection mechanism of virtual synchronous generator based on PR controller proposed by the present invention solves existing
Some inverters will appear bumpy sections during transportation, be easy to make the components of inverter internal to loosen, and cause inverse
Become in device use process and there is a problem of larger danger.
To achieve the goals above, present invention employs following technical solutions:
A kind of inverter protection mechanism of the virtual synchronous generator based on PR controller, including guard box, the protection
The bottom end side wall of case offers the first groove, and the bottom end side wall of the first groove slidably connects symmetrically arranged sliding block, sliding block
Side side wall is equipped with the first spring connecting with the first recess sidewall, and the first support plate is provided with above the sliding block, the
The top side wall of one support plate is connected with the first foam-rubber cushion, and the top side wall of the sliding block is rotatably connected to support rod, support rod
The other end and the first support plate bottom end side wall be rotatablely connected, the bottom end side wall middle of first groove is fixed with vertically
The guide plate of setting, the bottom end side wall of first support plate offers guide groove, and one end of guide plate is inside guide groove
Sliding suit, the two sides side wall of the guard box offer symmetrically arranged second groove, and the side side wall of the second groove is fixed
There is slide cartridge, the internal slide of slide cartridge is set with slide bar, and the other end of slide bar, which extends to outside slide cartridge, is fixed with the second support plate, the
Two support plates side side wall close to each other is connected with the second foam-rubber cushion, and is socketed with second spring on the outside of slide bar.
Preferably, the two sides side wall of the guard box offers symmetrically arranged third groove, the side side of third groove
Wall is connected with third spring, and the other end of third spring is connected with guide rod, and the other end of guide rod extends to outside third groove
Portion is connect with the second support plate side wall.
Preferably, the top side of the guard box is rotatably connected to case lid, and the top side wall of case lid is fixed with handle, institute
The bottom end side wall for stating case lid is connected with sponge plate.
Preferably, one end of the case lid is fixed with fixed plate, and the side side wall of fixed plate offers through-hole, through-hole it is interior
Portion's sliding sleeve is equipped with fixed link, and one end of fixed link extends to and is fixed with pulling plate outside through-hole, and connects between pulling plate and fixed plate
It is connected to reset spring.
Preferably, the side outer wall of the guard box offers slot, and slot and fixed link clamping are arranged.
In the present invention
1: passing through matching between the sliding block of setting, the first spring, support rod, the first support plate, guide plate and sponge plate
It closes, shock-absorbing protecting up and down can be carried out to inverter, improves safety；
2: passing through matching between the slide cartridge of setting, slide bar, second spring, third spring, the second support plate, the second foam-rubber cushion
It closes, the shock-absorbing protecting of left and right directions can be carried out to inverter, improves practicability；
The present invention can carry out shock-absorbing protecting up and down to inverter, improve safety, and can carry out to inverter
The shock-absorbing protecting of left and right directions, improves practicability.
Detailed description of the invention
Fig. 1 is a kind of knot of the inverter protection mechanism of the virtual synchronous generator based on PR controller proposed by the present invention
Structure schematic diagram.
Fig. 2 is a kind of A of the inverter protection mechanism of the virtual synchronous generator based on PR controller proposed by the present invention
Part enlarged structure schematic diagram.
Figure label: 1 guard box, 2 first grooves, 3 sliding blocks, 4 first springs, 5 first support plates, 6 support rods, 7 guiding
Plate, 8 second grooves, 9 slide cartridges, 10 slide bars, 11 second support plates, 12 second springs, 13 guide rods, 14 third springs, 15 case lids,
16 sponge plates, 17 handles, 18 fixed plates, 19 fixed links, 20 pulling plates, 21 reset springs.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
Referring to Fig.1-2, a kind of inverter protection mechanism of the virtual synchronous generator based on PR controller, including guard box
1, the bottom end side wall of guard box 1 offers the first groove 2, and the bottom end side wall of the first groove 2 slidably connects symmetrically arranged cunning
Block 3, the side side wall of sliding block 3 are equipped with the first spring 4 connecting with 2 side wall of the first groove, and the top of sliding block 3 is provided with first
Support plate 5, the top side wall of the first support plate 5 are connected with the first foam-rubber cushion, and the top side wall of sliding block 3 is rotatably connected to support rod
6, the bottom end side wall rotation connection of the other end of support rod 6 and the first support plate 5, the bottom end side wall middle of the first groove 2 is consolidated
Surely there is the guide plate 7 being vertically arranged, the bottom end side wall of the first support plate 5 offers guide groove, and one end of guide plate 7 is being oriented to
Slot internal slide suit, the two sides side wall of guard box 1 offer symmetrically arranged second groove 8, the side side wall of the second groove 8
It is fixed with slide cartridge 9, the internal slide of slide cartridge 9 is set with slide bar 10, and the other end of slide bar 10, which extends to outside slide cartridge 9, is fixed with
Two support plates 11, the second support plate 11 side side wall close to each other is connected with the second foam-rubber cushion, and is socketed on the outside of slide bar 10
Second spring 12.
The two sides side wall of guard box 1 offers symmetrically arranged third groove, and the side side wall of third groove is connected with
Three springs 14, the other end of third spring 14 are connected with guide rod 13, and the other end of guide rod 13 extends to outside third groove
It is connect with 11 side wall of the second support plate, the top side of guard box 1 is rotatably connected to case lid 15, and the top side wall of case lid 15 is fixed
There is handle 17, the bottom end side wall of case lid 15 is connected with sponge plate 16, and one end of case lid 15 is fixed with fixed plate 18, fixed plate 18
Side side wall offers through-hole, and the internal slide of through-hole is set with fixed link 19, and one end of fixed link 19 extends to outside through-hole
It is fixed with pulling plate 20, and is connected with reset spring 21 between pulling plate 20 and fixed plate 18, the side outer wall of guard box 1 offers slotting
Slot, and slot and the clamping of fixed link 19 are arranged.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside", " up time
The orientation or positional relationship of the instructions such as needle ", " counterclockwise " is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of
The description present invention and simplified description, rather than the equipment of indication or suggestion meaning or element must have a particular orientation, with spy
Fixed orientation construction and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.In the description of the present invention, the meaning of " plurality " is two or more,
Unless otherwise specifically defined.
Embodiment: pulling pulling plate 20, and pulling plate 20 drives fixed link 19 to separate with slot, opens case lid 15, inverter is put
On 5 surface of the first support plate, it is then shut off case lid 15, case lid 15 drives fixed plate 18 mobile, and fixed plate 18 drives fixed link 19
It is clamped with slot, then guard box 1 is transported, in transportational process, when inverter shakes, inverter squeezes first
Support plate 5, the first support plate 5 drive support rod 6, and support rod 6 pulls the first spring 4 with movable slider 3, in the bullet of the first spring 4
Under power effect, the shaking force on vertical direction is greatly reduced, when inverter squeezes the second support plate 11, the second support plate 11
Second spring 12 and third spring 14 are squeezed, under the effect of the elastic force of second spring 12 and third spring 14, water is greatly reduced
Square to shaking force, to protect to inverter, the design is simple and fast, can to inverter carry out up and down damping protect
Shield improves safety, and can carry out the shock-absorbing protecting of left and right directions to inverter, improves practicability.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (5)
1. a kind of inverter protection mechanism of the virtual synchronous generator based on PR controller, including guard box (1), feature exists
In the bottom end side wall of the guard box (1) offers the first groove (2), and the bottom end side wall of the first groove (2) slidably connects pair
Claim the sliding block (3) of setting, the side side wall of sliding block (3) is equipped with the first spring (4) connecting with the first groove (2) side wall, institute
It states and is provided with above sliding block (3) the first support plate (5), the top side wall of the first support plate (5) is connected with the first foam-rubber cushion, institute
The top side wall for stating sliding block (3) is rotatably connected to support rod (6), the other end of support rod (6) and the bottom end of the first support plate (5)
Side wall rotation connection, the bottom end side wall middle of first groove (2) are fixed with the guide plate (7) being vertically arranged, and described the
The bottom end side wall of one support plate (5) offers guide groove, and one end of guide plate (7) is set in guide groove internal slide, described
The two sides side wall of guard box (1) offers symmetrically arranged second groove (8), and the side side wall of the second groove (8) is fixed with cunning
Cylinder (9), the internal slide of slide cartridge (9) are set with slide bar (10), and the other end of slide bar (10) is extended to outside slide cartridge (9) and is fixed with
Second support plate (11), the second support plate (11) side side wall close to each other is connected with the second foam-rubber cushion, and slide bar (10) is outside
Side is socketed with second spring (12).
2. a kind of inverter protection mechanism of virtual synchronous generator based on PR controller according to claim 1,
It is characterized in that, the two sides side wall of the guard box (1) offers symmetrically arranged third groove, and the side side wall of third groove connects
It is connected to third spring (14), the other end of third spring (14) is connected with guide rod (13), and the other end of guide rod (13) extends
It is connect outside to third groove with the second support plate (11) side wall.
3. a kind of inverter protection mechanism of virtual synchronous generator based on PR controller according to claim 1,
It is characterized in that, the top side of the guard box (1) is rotatably connected to case lid (15), and the top side wall of case lid (15) is fixed with handle
The bottom end side wall of hand (17), the case lid (15) is connected with sponge plate (16).
4. a kind of inverter protection mechanism of virtual synchronous generator based on PR controller according to claim 3,
It is characterized in that, one end of the case lid (15) is fixed with fixed plate (18), and the side side wall of fixed plate (18) offers through-hole, is led to
The internal slide in hole is set with fixed link (19), and one end of fixed link (19), which extends to outside through-hole, to be fixed with pulling plate (20), and
Reset spring (21) are connected between pulling plate (20) and fixed plate (18).
5. a kind of inverter protection mechanism of virtual synchronous generator based on PR controller according to claim 1,
It is characterized in that, the side outer wall of the guard box (1) offers slot, and slot and fixed link (19) clamping are arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910062055.8A CN109861558A (en) | 2019-01-16 | 2019-01-16 | A kind of inverter protection mechanism of the virtual synchronous generator based on PR controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910062055.8A CN109861558A (en) | 2019-01-16 | 2019-01-16 | A kind of inverter protection mechanism of the virtual synchronous generator based on PR controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109861558A true CN109861558A (en) | 2019-06-07 |
Family
ID=66895787
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910062055.8A Pending CN109861558A (en) | 2019-01-16 | 2019-01-16 | A kind of inverter protection mechanism of the virtual synchronous generator based on PR controller |
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| CN (1) | CN109861558A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110733327A (en) * | 2019-11-18 | 2020-01-31 | 重庆三峡学院 | fixing device for power battery of electric motor coach |
-
2019
- 2019-01-16 CN CN201910062055.8A patent/CN109861558A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110733327A (en) * | 2019-11-18 | 2020-01-31 | 重庆三峡学院 | fixing device for power battery of electric motor coach |
| CN110733327B (en) * | 2019-11-18 | 2021-11-09 | 重庆三峡学院 | Power battery fixing device of electric motor coach |
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Application publication date: 20190607 |