CN208986816U - A kind of electric vehicle DC-DC converter that anti-seismic performance is good - Google Patents
A kind of electric vehicle DC-DC converter that anti-seismic performance is good Download PDFInfo
- Publication number
- CN208986816U CN208986816U CN201821544263.9U CN201821544263U CN208986816U CN 208986816 U CN208986816 U CN 208986816U CN 201821544263 U CN201821544263 U CN 201821544263U CN 208986816 U CN208986816 U CN 208986816U
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- China
- Prior art keywords
- bottom case
- slot
- block
- converter
- electric vehicle
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model relates to electric vehicle rotary exchanger technology fields, and disclose a kind of electric vehicle DC-DC converter that anti-seismic performance is good, including protective casing and the converter body being arranged in inside the protective casing, the protective casing is made of cover board and bottom case, it is bolted between the cover board and the bottom case by installation, spherical groove is offered at the center of bottom case inner wall bottom, the inside of the spherical groove, which is rotatably equipped with, turns ball, the inside for turning ball offers through slot, the middle part of through slot inner wall two sides is connected with the first sliding block, damping spring is fixedly connected between the bottom and through slot inner wall bottom of first sliding block, telescopic rod is fixedly installed between two first sliding blocks.The utility model, which passes through, respectively effectively damps vertically and horizontally vibration, and shock damping component is arranged in the way of flexible connection, so that anti seismic efficiency is more preferable.
Description
Technical field
The utility model relates to electric vehicle rotary exchanger technology field, the good electric vehicle DC-DC of specially a kind of anti-seismic performance
Converter.
Background technique
DC-DC converter is that more the component part of core, DC-DC converter can be effectively in electric vehicle driving part
The stabilization for controlling high-voltage value, is conducive to the promotion of electric car driveability, therefore, in the use process of electric vehicle, DC-
The service life of DC converter and the stability of performance will directly influence the service life and property of electric vehicle driveability
Can, and then influence the service performance of electric vehicle entirety.
It is well known that electric vehicle can shake in the process of moving, DC-DC converter follows electric vehicle to shake process
In, not only the junction of DC-DC converter and car body is easy impaired, it is often more important that the electronics member device inside DC-DC converter
Part is in vibration environment for a long time to be also easy by certain damage, and existing electric vehicle DC-DC converter generally passes through
Bolt is directly fixedly mounted in electric bicycle body, this results in existing electric vehicle DC-DC converter anti-seismic performance is poor to ask
Topic occurs.
Utility model content
(1) the technical issues of solving
In order to solve the above problem of the prior art, the utility model provides a kind of electric vehicle DC-DC that anti-seismic performance is good
Converter.
(2) technical solution
In order to achieve the above object, the main technical schemes of the utility model use include:
A kind of electric vehicle DC-DC converter that anti-seismic performance is good, including protective casing and setting are in the protective casing
The converter body in portion, the protective casing are made of cover board and bottom case, pass through installation spiral shell between the cover board and the bottom case
It tethers and connects, spherical groove is offered at the center of bottom case inner wall bottom, the inside of the spherical groove, which is rotatably equipped with, to be turned
Ball, the inside for turning ball offer through slot, and the middle part of through slot inner wall two sides is connected with the first sliding block, and described
It is fixedly connected with damping spring between the bottom of one sliding block and through slot inner wall bottom, is fixed between two first sliding blocks
Telescopic rod is installed；
The inner sidewall of the bottom case is opened up at equal intervals there are four holding tank, and four holding tanks are centrosymmetric distribution,
The top and bottom of the holding tank inner wall offers sliding slot, and the inner cavity of the sliding slot is connected with the second sliding block, and two
Pressing plate is fixedly installed between second sliding block, one side of the pressing plate at the bottom case center is overlapped with air bag,
Connecting rod is interspersed in the middle part of the pressing plate, the one end of the connecting rod at the bottom case center is arranged with block, described
The one end of connecting rod at the bottom case center is arranged with yielding block through the block, and the yielding block is close to the bottom case
One side at center offers yielding slot, and the inner cavity for making a concession slot is connected with pulley, and the middle part of the pulley is hinged
There is supporting plate, the supporting plate and the one end of the telescopic rod at the bottom case center are fixedly installed with backing plate, and the pad
Plate is mounted on the lateral surface of the converter body by bolt；
Wherein, the connecting rod can be in the inside stretching motion for making a concession block, and the block is along the bottom case circumferential direction
Two sides are fixedly connected with the holding tank along the two sides of the bottom case circumferential direction respectively.
Preferably, the yielding slot is the arc groove being recessed inwardly along the radial direction of the bottom case, the inner wall for making a concession slot
It is mutually clamped with the lateral surface of the pulley along the radial of the bottom case, and the pulley can be rolled in the inner cavity for making a concession slot
It is dynamic.
Preferably, by four hose connections between four air bags, and the hose is located at the top of the air bag.
Preferably, rubber cushion blocks are provided between the backing plate and the converter body.
Preferably, the four corners of the cover board bottom are fixedly installed with limited block, and the limited block is bottom in half
The flexible rubber block of ball-type.
Preferably, the air bag middle part of one side and block at the bottom case center overlaps, the air bag
There is the arcuate structure being recessed inwardly close to the middle part of one side at the bottom case center, and the block is located at the arc knot
The inside of structure.
(3) beneficial effect
The utility model provides a kind of electric vehicle DC-DC converter that anti-seismic performance is good.Have it is following the utility model has the advantages that
By telescopic rod, stretching motion and constantly compression and stretching damping spring in through slot, enable damping spring to have
It imitates and the vertical vibration of converter body is damped, and when converter body generates horizontal vibrating, by spherical groove and turn
The use of ball, converter can be swung, during the swing, with the strut of swaying direction opposite side can by make a concession block and
Connecting rod pulls pressing plate, and can be moved and connecting rod exists by pulley making a concession in slot with the strut of swaying direction phase the same side
The contractile motion made a concession in block applies any active force without the pressing plate to the side, at this point, being pulled pressing plate can be by second
Sliding block is mobile in sliding slot inner cavity, at this point, the pressing plate being pulled can press the air bag of the side, after which is compressed, in
Portion space becomes smaller, and internal partial air can be flow in other three air bags by hose, and other three air bags can be swollen
It is swollen, air bag after expanding while the converter body with swing contacts by swinging active force, and can be by certain pressure
Contracting, similarly, in by compression process, internal gas can be left in other air bags the air bag of expansion, thus, not using air bag
The process of disconnected expansion and compressed gas, when damping, and damping to the vibration of converter body, due to converter body and gas
It is flexible connection between capsule, therefore, damping effect is more preferable.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is enlarged drawing at A in Fig. 1；
Fig. 3 is enlarged drawing at B in Fig. 1.
[description of symbols]
In figure: 1: protective casing；2: converter body；3: cover board；4: bottom case；5: spherical groove；6: turning ball；7: through slot；8:
First sliding block；9: damping spring；10: telescopic rod；11: holding tank；12: sliding slot；13: the second sliding blocks；14: pressing plate；15: air bag；
16: connecting rod；17: block；18: making a concession block；19: making a concession slot；20: pulley；21: supporting plate；22: backing plate；23: hose.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figure 1-3, the utility model provides a kind of technical solution: the electric vehicle DC-DC that anti-seismic performance is good turns a kind of
Parallel operation, including protective casing 1 and the converter body 2 being arranged in inside protective casing 1, protective casing 1 is by cover board 3 and bottom case 4
Composition, the four corners of 3 bottom of cover board are fixedly installed with limited block, and limited block is the flexible rubber block that bottom is in dome-type,
It is bolted between cover board 3 and bottom case 4 by installation, offers spherical groove 5 at the center of 4 inner wall bottom of bottom case, spherical groove 5
Internal be rotatably equipped with turns ball 6, when converter body 2 generates horizontal vibrating, by spherical groove 5 and the use for turning ball 6,
Converter can be swung, and the inside for turning ball 6 offers through slot 7, and it is sliding that the middle part of 7 inner wall two sides of through slot is connected with first
Block 8, is fixedly connected with damping spring 9 between the 7 inner wall bottom of bottom and through slot of the first sliding block 8, solid between two the first sliding blocks 8
Dingan County is equipped with telescopic rod 10, stretching motion and constantly compression and stretching damping spring 9 in through slot 7 by telescopic rod 10, so that
Damping spring 9 can effectively damp the vertical vibration of converter body 2；
The inner sidewall of bottom case 4 is opened up at equal intervals there are four holding tank 11, and four holding tanks 11 are centrosymmetric distribution, receiving
The top and bottom of 11 inner wall of slot offers sliding slot 12, and the inner cavity of sliding slot 12 is connected with the second sliding block 13, and two second
Pressing plate 14 is fixedly installed between sliding block 13, one side of the pressing plate 14 at 4 center of bottom case is overlapped with air bag 15, four air bags
It is connected between 15 by four hoses 23, and hose 23 is located at the top of air bag 15, the one side at 4 center of bottom case of air bag 15
Middle part and block 17 overlap, the middle part of the one side at 4 center of bottom case of air bag 15 has the arcuate structure being recessed inwardly, and
Block 17 is located at the inside of arcuate structure, and the middle part of pressing plate 14 is interspersed with connecting rod 16, and connecting rod 16 is at 4 center of bottom case
One end is arranged with block 17, and the one end of connecting rod 16 at 4 center of bottom case is arranged with through block 17 and makes a concession block 18, makes a concession block
18 one side at 4 center of bottom case, which offers, makes a concession slot 19, and making a concession slot 19 along the radial direction of bottom case 4 is the arc being recessed inwardly
The lateral surface of slot, the inner wall and pulley 20 of making a concession slot 19 is mutually clamped along the radial of bottom case 4, and pulley 20 can make a concession slot 19
Inner cavity rolls, and the inner cavity for making a concession slot 19 is connected with pulley 20, and the middle part of pulley 20 is hinged with supporting plate 21, supporting plate 21 and flexible
The one end of bar 10 at 4 center of bottom case is fixedly installed with backing plate 22, and backing plate 22 is mounted on converter body 2 by bolt
Lateral surface, be provided with rubber cushion blocks between backing plate 22 and converter body 2；
Wherein, connecting rod 16 can be distinguished in the inside stretching motion for making a concession block 18, block 17 along the circumferential two sides of bottom case 4
It is fixedly connected with holding tank 11 along the circumferential two sides of bottom case 4, it is opposite with swaying direction in 2 swing process of converter body
The strut of side can pull pressing plate 14 by making a concession block 18 and connecting rod 16, and can pass through with the strut of swaying direction phase the same side
Pulley 20 moves in yielding slot 19 and connecting rod 16 is making a concession the contractile motion in block 18 without the pressing plate 14 to the side
Apply any active force, at this point, being pulled pressing plate 14 can be mobile in 12 inner cavity of sliding slot by the second sliding block 13, at this point, being pulled
Pressing plate 14 can press the air bag 15 of the side, after which is compressed, inner space becomes smaller, and internal part is empty
Gas can be flow in other three air bags 15 by hose 23, and other three air bags 15 can expand, the air bag 15 after expanding
By swing active force while the converter body 2 with swing contacts, and can be by certain compression, similarly, the gas of expansion
In by compression process, internal gas can be left in other air bags 15 capsule 15, thus, utilize the constantly expansion and pressure of air bag 15
The process of contracting gas damps the vibration of converter body 2, and when damping, due between converter body 2 and air bag 15
It is flexible connection.
Working principle: when converter body 2 is by upper and lower vibration, the first sliding block 8 is cooperated not stop by telescopic rod 10
The damping spring 9 that allows deformation occurs, effectively the vibration of vertical direction can be damped, and when converter body 2 generate water
When horizontal tremble is moved, by spherical groove 5 and the use for turning ball 6, converter can be swung, during the swing, with swaying direction phase
The strut of anti-side can pull pressing plate 14 by making a concession block 18 and connecting rod 16, and can lead to the strut of swaying direction phase the same side
Cross pulley 20 make a concession slot 19 in move and connecting rod 16 make a concession block 18 in contractile motion without the pressing plate to the side
14 apply any active force, at this point, being pulled pressing plate 14 can be mobile in 12 inner cavity of sliding slot by the second sliding block 13, at this point, by drawing
Dynamic pressing plate 14 can press the air bag 15 of the side, and after which is compressed, inner space becomes smaller, internal part
Air can be flow in other three air bags 15 by hose 23, and other three air bags 15 can expand, the air bag after expanding
15 while the converter body 2 with swing contacts by active force is swung, and can be by certain compression, similarly, expansion
In by compression process, internal gas can be left in other air bags 15 air bag 15, thus, using the constantly expansion of air bag 15 and
The process of compressed gas damps the vibration of converter body 2, and when damping, due to converter body 2 and air bag 15 it
Between be flexible connection, therefore, damping effect is more preferable.
It can to sum up obtain, the electric vehicle DC-DC converter, vertically and horizontally vibration be carried out by respectively effective
Damping, and shock damping component is set in the way of flexible connection, so that anti seismic efficiency is more preferable.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence " including a reference structure ", is not arranged
Except there is also other identical elements in the process, method, article or apparatus that includes the element.Although have been shown and
The embodiments of the present invention are described, for the ordinary skill in the art, it is possible to understand that practical not departing from
A variety of change, modification, replacement and modification can be carried out to these embodiments in the case where novel principle and spirit, this is practical new
The range of type is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of good electric vehicle DC-DC converter of anti-seismic performance, including protective casing (1) and setting are in the protective casing
(1) internal converter body (2), the protective casing (1) are made of cover board (3) and bottom case (4), the cover board (3) and institute
It states and is bolted between bottom case (4) by installation, it is characterised in that: offer ball at the center of bottom case (4) the inner wall bottom
Shape slot (5), the inside of the spherical groove (5), which is rotatably equipped with, to be turned ball (6), and the inside for turning ball (6) offers through slot
(7), the middle part of through slot (7) the inner wall two sides is connected with the first sliding block (8), the bottom of first sliding block (8) with
It is fixedly connected with damping spring (9) between through slot (7) the inner wall bottom, is fixedly mounted between two first sliding blocks (8)
There are telescopic rod (10)；
The inner sidewall of the bottom case (4) is opened up at equal intervals there are four holding tank (11), and four holding tanks (11) are in center pair
Claim distribution, the top and bottom of holding tank (11) inner wall offers sliding slot (12), the inner cavity activity of the sliding slot (12)
It is connected with the second sliding block (13), is fixedly installed with pressing plate (14) between two second sliding blocks (13), the pressing plate (14) is leaned on
One side at nearly bottom case (4) center is overlapped with air bag (15), is interspersed with connecting rod (16) in the middle part of the pressing plate (14),
The one end of the connecting rod (16) at the bottom case (4) center is arranged with block (17), and the connecting rod (16) is close to institute
It states one end at bottom case (4) center and is arranged with yielding block (18) through the block (17), the yielding block (18) is close to described
One side at bottom case (4) center, which offers, makes a concession slot (19), and the inner cavity for making a concession slot (19) is connected with pulley (20),
It is hinged with supporting plate (21) in the middle part of the pulley (20), the supporting plate (21) and the telescopic rod (10) are close to the bottom case (4)
One end at center is fixedly installed with backing plate (22), and the backing plate (22) is mounted on the converter body by bolt
(2) lateral surface；
Wherein, the connecting rod (16) can be in the inside stretching motion for making a concession block (18), and the block (17) is along the bottom
The two sides of shell (4) circumferential direction are fixedly connected with the holding tank (11) along the two sides of the bottom case (4) circumferential direction respectively.
2. a kind of good electric vehicle DC-DC converter of anti-seismic performance according to claim 1, it is characterised in that: described to move back
Slot (19) is allowed along the radial direction of the bottom case (4) to be the arc groove being recessed inwardly, the inner wall and the pulley for making a concession slot (19)
(20) lateral surface is mutually clamped along the radial of the bottom case (4), and the pulley (20) can make a concession the interior of slot (19) described
Chamber rolls.
3. a kind of good electric vehicle DC-DC converter of anti-seismic performance according to claim 1, it is characterised in that: four institutes
It states by four hose (23) connections between air bag (15), and the hose (23) is located at the top of the air bag (15).
4. a kind of good electric vehicle DC-DC converter of anti-seismic performance according to claim 1, it is characterised in that: the pad
Rubber cushion blocks are provided between plate (22) and the converter body (2).
5. a kind of good electric vehicle DC-DC converter of anti-seismic performance according to claim 1, it is characterised in that: the lid
The four corners of plate (3) bottom are fixedly installed with limited block, and the limited block is the flexible rubber block that bottom is in dome-type.
6. a kind of good electric vehicle DC-DC converter of anti-seismic performance according to claim 1, it is characterised in that: the gas
Capsule (15) is overlapped close to the middle part of one side at the bottom case (4) center and the block (17), and the air bag (15) is close to institute
The middle part for stating one side at bottom case (4) center has the arcuate structure being recessed inwardly, and the block (17) is located at the arc
The inside of structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821544263.9U CN208986816U (en) | 2018-09-20 | 2018-09-20 | A kind of electric vehicle DC-DC converter that anti-seismic performance is good |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821544263.9U CN208986816U (en) | 2018-09-20 | 2018-09-20 | A kind of electric vehicle DC-DC converter that anti-seismic performance is good |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208986816U true CN208986816U (en) | 2019-06-14 |
Family
ID=66784971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821544263.9U Expired - Fee Related CN208986816U (en) | 2018-09-20 | 2018-09-20 | A kind of electric vehicle DC-DC converter that anti-seismic performance is good |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208986816U (en) |
-
2018
- 2018-09-20 CN CN201821544263.9U patent/CN208986816U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190614 Termination date: 20210920 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |