CN207066698U - The air tightness detection equipment of inverter case - Google Patents
The air tightness detection equipment of inverter case Download PDFInfo
- Publication number
- CN207066698U CN207066698U CN201721032441.5U CN201721032441U CN207066698U CN 207066698 U CN207066698 U CN 207066698U CN 201721032441 U CN201721032441 U CN 201721032441U CN 207066698 U CN207066698 U CN 207066698U
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- shell
- inner casing
- air pressure
- sealing
- control system
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- 238000001514 detection method Methods 0.000 title claims abstract description 50
- 238000007789 sealing Methods 0.000 claims abstract description 69
- 239000007788 liquid Substances 0.000 claims abstract description 20
- 238000002347 injection Methods 0.000 claims abstract description 17
- 239000007924 injection Substances 0.000 claims abstract description 17
- 238000012360 testing method Methods 0.000 claims abstract description 16
- 239000012530 fluid Substances 0.000 claims abstract description 13
- 230000000903 blocking effect Effects 0.000 claims abstract description 12
- 238000005259 measurement Methods 0.000 claims description 23
- 239000002253 acid Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Examining Or Testing Airtightness (AREA)
Abstract
The utility model discloses a kind of air tightness detection equipment of inverter case, include the shell detection means of the air-tightness for detecting shell, shell detection means includes sealing mechanism and sealing mechanism, the first plug-hole component for blocking leakage fluid dram, the second plug-hole component for blocking through hole, the first inflatable component for connecting liquid injection port, the shell testing agency being arranged in the first frame and the first alarm mechanism on shell under the first frame, the shell that is arranged in the first frame, and the air tightness detection equipment accuracy of detection of this case is higher, Detection results are more preferable.
Description
Technical field
The parts testing equipment field of electric automobile is the utility model is related to, more particularly to a kind of gas of inverter case
Close property detection device.
Background technology
The power of electric automobile is mainly derived from the electric power of battery offer, and the operation principle of inverter is that battery is defeated
The DC voltage gone out is converted to alternating voltage.Because battery is usually plumbic acid class battery, once leaking, not only influence
The normal work of battery, it is also easy to pollute external environment, it is therefore necessary to carry out air-tightness to the housing of inverter
Detection, to avoid plumbic acid class battery from leaking.
Publication No. CN204903096U Chinese patent discloses a kind of " batteries of electric automobile housing air-leakage test dress
Put ", the device include operating desk, electric sliding rail, sensing chamber, main air cylinder, detector, press strip link part, spring, top board,
Supporting plate, electric sliding rail right side top set sensing chamber.Fixed main air cylinder, main air cylinder lower end are indoor with detection above sensing chamber
Press strip link part be connected, press strip link part lower end is connected by spring with the top board of lower section, immediately below top board positioned at
Supporting plate is set above operating desk, and sensing chamber upper right side sets detector.Although the device can realize the gas to battery container
Close property is detected, but its accuracy of detection is not high, and Detection results are bad.
Utility model content
In order to solve the above-mentioned technical problem, the purpose of this utility model is to provide that a kind of accuracy of detection is higher, Detection results
The air tightness detection equipment of more preferable inverter case.
In order to realize the purpose of above-mentioned utility model, the utility model adopts the following technical scheme that：
A kind of air tightness detection equipment of inverter case, described housing include shell, positioned at the enclosure
Inner casing, the exocoel surrounded by the internal face of the shell and the outside wall surface of inner casing, the inner chamber surrounded by the internal face of the inner casing,
Positioned at the outside of the shell and it is used for the liquid injection port and leakage fluid dram that liquid is injected to described inner chamber, is set on described shell
There are multiple through holes, described shell, inner casing are respectively provided with a upper surface and a lower surface, in each described upper and lower surface
It is provided with sealing ring；Described detection device includes a shell detection means, and described shell detection means includes the first machine
Sealing mechanism on sealing mechanism and shell under frame, the shell being arranged in first frame, for blocking described leakage fluid dram
The first plug-hole component, the second plug-hole component for blocking the through hole, the first inflation group for connecting the liquid injection port
Part, the shell testing agency being arranged in first frame and the first alarm mechanism, sealing mechanism bag under described shell
Including can move forward and backward and for sealing sealing plate under the shell of the shell lower surface, and sealing mechanism includes on described shell
The shell upper sealing panel for sealing the upper surface of outer cover can be moved up and down and be used for, described shell testing agency includes being used for
Detect the first Measurement System of Air Pressure of the air pressure inside of the exocoel, connected with signal with described the first Measurement System of Air Pressure
First control system, the first described control system internal preset have the first air pressure threshold value, the first described alarm mechanism and institute
The first control system stated connects with signal；When the atmospheric pressure value that the first described Measurement System of Air Pressure measures and the first described gas
When pressing threshold value mismatch, the first described alarm mechanism of the first described control system control sends alarm.
In above-mentioned technical proposal, it is preferred that it also includes an inner casing detection means, and described inner casing detection means includes the
Sealing mechanism on sealing mechanism and inner casing under two frames, the inner casing being arranged in second frame, for blocking described row
3rd plug-hole component of liquid mouth, the second inflatable component for connecting the liquid injection port, be arranged in second frame in
Shell testing agency and the second alarm mechanism, sealing mechanism includes moving forward and backward and described for sealing under described inner casing
Sealing plate under the inner casing of inner casing lower surface, sealing mechanism includes moving up and down and for sealing institute on described inner casing
The inner casing upper sealing panel of inner casing upper surface is stated, described inner casing testing agency includes the air pressure inside for detecting the inner chamber
Second Measurement System of Air Pressure, the second control system to be connected with signal with the second described Measurement System of Air Pressure, described second
Control system internal preset has air pressure threshold value, and the second described alarm mechanism connects with signal with the second described control system；
When the atmospheric pressure value that the second described Measurement System of Air Pressure measures mismatches with the second described air pressure threshold value, the described second control
The second described alarm mechanism of system control processed sends alarm.
In above-mentioned technical proposal, it is preferred that be fixedly installed the first slide rail, institute in the first described frame along the longitudinal direction
Sealing plate is slidably arranged on the first described slide rail under the shell stated.
In above-mentioned technical proposal, it is preferred that be fixedly installed the second slide rail, institute in the second described frame along the longitudinal direction
Sealing plate is slidably arranged on the second described slide rail under the inner casing stated.
In above-mentioned technical proposal, it is preferred that the first described control system includes the first display screen, the first described air pressure
Detecting system can be by the barometric information real-time display of the exocoel detected on the first described display screen.
In above-mentioned technical proposal, it is preferred that the second described control system includes second display screen, the second described air pressure
Detecting system can be by the barometric information real-time display of the inner chamber detected on described second display screen.
The utility model obtains following beneficial effect compared with prior art：In this case, pass through the upper and lower sealing mechanism of shell
Inverter case is sealed, then the air pressure inside data of housing are detected by shell testing agency, by setting the first control system
Barometric information is detected and handled with the first warning device, the air tightness detection equipment accuracy of detection of this case is higher, Detection results
More preferably.
Brief description of the drawings
Accompanying drawing 1 is the schematic front view of inverter case；
Accompanying drawing 2 is the schematic top plan view of inverter case；
Accompanying drawing 3 is the elevational schematic view of inverter case；
Accompanying drawing 4 is schematic perspective view of the present utility model；
Accompanying drawing 5 is the schematic perspective view of shell detection means of the present utility model；
Accompanying drawing 6 is the first inflatable component of shell detection means of the present utility model and the three-dimensional signal of the first plug-hole component
Figure；
Accompanying drawing 7 is the second plug-hole component schematic perspective view of shell detection means of the present utility model；
Wherein：100th, the air tightness detection equipment of inverter case；1st, shell detection means；11st, the first frame；111st,
One pusher cylinder；121st, sealing mechanism under shell；1211st, sealing plate under shell；122nd, sealing mechanism on shell；1221st, shell
Upper sealing panel；131st, the first plug-hole component；1311st, the first plug cylinder；1312nd, the first plug；132nd, the second plug-hole component；
1321st, the second pusher cylinder；1322nd, the second plug；14th, the first inflatable component；141st, the first inflation cylinder；15th, shell detects
Mechanism；151st, the first Measurement System of Air Pressure；152nd, the first control system；2nd, inner casing detection means；21st, the second frame；211st,
Two slide rails；221st, sealing mechanism under inner casing；2211st, sealing plate under inner casing；222nd, sealing mechanism on inner casing；2221st, it is close on inner casing
Shrouding；23rd, the 3rd plug-hole component；24th, the second inflatable component；25th, inner casing testing agency；251st, the second Measurement System of Air Pressure；
252nd, the second control system；3rd, inverter case；31st, shell；311st, exocoel；312nd, sealing ring on shell；313rd, it is close under shell
Seal；32nd, inner casing；321st, inner chamber；322nd, sealing ring on inner casing；323rd, inner casing lower seal；33rd, liquid injection port；34th, leakage fluid dram.
Embodiment
To describe technology contents, construction feature, institute's reached purpose and effect of utility model in detail, below in conjunction with implementation
Example simultaneously coordinates accompanying drawing to be described in detail.Wherein, " on ", " under ", the "left", "right", "front", "rear" being previously mentioned in the present embodiment
It is the up, down, left, right, before and after direction shown in accompanying drawing 4.
As shown in Figure 1, inverter case 3 is the square casing of a upper and lower surface insertion, on a lateral wall of housing
The liquid injection port 33 and leakage fluid dram 34 of connection enclosure interior are provided with, and the aperture direction of liquid injection port 33 is upward, leakage fluid dram 34
Aperture is directed downward.
As shown in Figure 2, inverter case 3 includes shell 31, the inner casing 32 inside shell 31, by shell 31
Exocoel 311 that the outside wall surface of wall and inner casing 32 surrounds, the inner chamber 321 surrounded by the internal face of inner casing 32.Inverter case 3
Upper surface is circumferentially provided with sealed groove on shell along shell, and being provided with a circle in sealed groove on this shell is used to seal
Sealing ring 312 on the shell of exocoel 311；The upper surface of inverter case 3 along inner casing be circumferentially provided with inner casing seal it is recessed
Groove, a circle is provided with sealed groove on this inner casing and is used to seal sealing ring 322 on the inner casing of inner chamber 321.Liquid injection port 33 and row
Liquid mouth 34 connects the inner chamber 321 of housing by the passage isolated each other respectively, and this two passes is located at the outer of housing
The inside of chamber 311 but it is not connected with the exocoel 311 of housing.
As shown in Figure 3, the lower surface of inverter case 3 is circumferentially provided with sealed groove under shell along shell, this
The shell lower seal 313 that a circle is used to seal exocoel 311 is provided with shell in sealed groove；The following table of inverter case 3
Face is circumferentially provided with sealed groove under inner casing along inner casing, and being provided with a circle in sealed groove under this inner casing is used to seal inner chamber
321 inner casing lower seal 323.
The air tightness detection equipment 100 of inverter case as shown in Figure 4, it includes being used to detect the airtight of shell 31
The shell detection means 1 of property and the inner casing detection means 2 for detecting inner casing air-tightness.Shell detection means 1 includes the first machine
Sealing mechanism 122 on sealing mechanism 121 and shell under frame 11, the shell being arranged in the first frame 11, for blocking leakage fluid dram
34 the first plug-hole component 131, the second plug-hole component 132 for blocking through hole, the first inflation for connecting liquid injection port 33
Component 14, the alarm mechanism of shell testing agency 15 and first being arranged in the first frame 11.
Shell detection means 1 as shown in Figure 5, sealing mechanism 121 includes moving forward and backward and for close under shell
Sealing plate 1211 under the shell of shell 31 lower surface is sealed, is fixedly installed the first slide rail in the first frame 11, sealing plate under shell
1211 are slidably arranged on the first slide rail, and the rearward end of sealing plate 1211 connects the first pusher cylinder 111 under shell.It is close on shell
Sealing mechanism 122 includes moving up and down and for the shell upper sealing panel 1221 of the upper surface of sealing shell 31, the first frame 11
On be fixedly installed the first lower air cylinder, shell upper sealing panel 1221 is fixedly connected on the piston rod end of the first lower air cylinder.
Shell testing agency 15 includes being used to detect the first Measurement System of Air Pressure 151 of the air pressure inside of exocoel 311, examined with the first air pressure
The first control system 152 that examining system 151 connects with signal, the internal preset of the first control system 152 have the first air pressure threshold value, the
One alarm mechanism connects with signal with the first control system 152；When the atmospheric pressure value and first that the first Measurement System of Air Pressure 151 measures
When air pressure threshold value mismatches, the first control system 152 controls the first alarm mechanism to send alarm, and warning information is sent into control
System 152 processed, the first control system 152 include the first display screen, the exocoel that the first Measurement System of Air Pressure 151 will can detect
Barometric information real-time display on the first display screen, staff can be obtained in real time by the man-machine interface of control system 152
To the air-tightness data of housing exocoel.
As shown in Figure 6, the first inflatable component 14 and the second inflatable component 24 have identical structure, the first inflatable component
14 the first inflation cylinders 141 including being rotatably arranged in the first frame 11, when detecting Shell, the first inflation cylinder
141 are connected with liquid injection port 33, and are inflated by liquid injection port 33 into housing；When detecting inner casing air-tightness, the second inflation group
Second inflation cylinder of part 24 is connected with liquid injection port 33, and is inflated by liquid injection port 33 into housing.First plug-hole component 131
There is identical structure with the 3rd plug-hole component 23, no matter the air-tightness of detection shell or inner casing, first and third plug-hole component is equal
For blocking the leakage fluid dram 34 of housing.First plug-hole component 131 includes being rotatably arranged in frame 11 and positioned at inflation cylinder 141
First plug cylinder 1311 of underface, the first plug 1312 is provided with the first plug cylinder 1311.
As shown in Figure 7, because hull outside is provided with multiple through holes, therefore when detecting the air-tightness of shell, second
Plug-hole component 132 is used for blocking these through holes, and what the second plug-hole component 132 included being fixedly installed in the first frame 11 second pushes away
Take offence cylinder 1321, the second plug 1322 is fixedly connected with the piston rod of the second pusher cylinder 1321.
Again as shown in Figure 4, inner casing detection means 2 is included under the second frame 21, the inner casing being arranged in the second frame 21
Threeth plug-hole component 23 of the sealing mechanism 221 with sealing mechanism on inner casing 222, for blocking leakage fluid dram 34, for connecting fluid injection
Second inflatable component 24 of mouth 33, the alarm mechanism of inner casing testing agency 25 and second being arranged in the second frame 21.Inner casing
Lower sealing mechanism 221 includes moving forward and backward and sealing plate 2211 under the inner casing for sealing inner casing lower surface, the second frame
The second slide rail 211 is fixedly installed on 21, sealing plate 2211 is slidably arranged on the second slide rail 211 under inner casing, is sealed under inner casing
The rearward end of plate 2211 is connected with the 3rd pusher cylinder.Sealing mechanism 222 includes to move up and down and being used on inner casing
The inner casing upper sealing panel 2221 of inner casing upper surface is sealed, is fixedly installed the second lower air cylinder in the second frame 21, it is close on inner casing
Shrouding 2221 is fixedly connected on the piston rod end of the second lower air cylinder.Inner casing testing agency 25 includes being used to detect the interior of inner chamber
Second Measurement System of Air Pressure 251 of portion's air pressure, the second control system 252 to be connected with signal with the second Measurement System of Air Pressure 251,
The internal preset of second control system 252 has air pressure threshold value, and the second alarm mechanism connects with signal with the second control system 252；When
When the atmospheric pressure value and the second air pressure threshold value that second Measurement System of Air Pressure 251 measures mismatch, the second control system 252 control second
Alarm mechanism sends alarm, and warning information is sent into control system 252, and the second control system 252 includes second display screen,
Second Measurement System of Air Pressure 251 can be by the barometric information real-time display of the exocoel detected on a second display, and work people
Member can get the air-tightness data of housing cavity in real time by the man-machine interface of control system 252.
For above-described embodiment only to illustrate technical concepts and features of the present utility model, its object is to allow be familiar with technique
Personage can understand content of the present utility model and implement according to this, the scope of protection of the utility model can not be limited with this.
All equivalent change or modifications made according to the utility model spirit, should all cover within the scope of protection of the utility model.
Claims (6)
1. a kind of air tightness detection equipment of inverter case, described housing includes shell, in the enclosure
Shell, the exocoel surrounded by the internal face of the shell and the outside wall surface of inner casing, inner chamber, the position surrounded by the internal face of the inner casing
In the outside of the shell and it is used for the liquid injection port and leakage fluid dram that liquid is injected to described inner chamber, is provided with described shell
Multiple through holes, described shell, inner casing are respectively provided with a upper surface and a lower surface, in each described upper and lower surface
It is provided with sealing ring, it is characterised in that：
Described detection device includes a shell detection means（1）, described shell detection means（1）Including the first frame
（11）, be arranged on first frame（11）On shell under sealing mechanism（121）With sealing mechanism on shell（122）, be used for
First plug-hole component of the described leakage fluid dram of closure（131）, the second plug-hole component for blocking the through hole（132）, be used for
Connect the first inflatable component of the liquid injection port（14）, be arranged on first frame（11）On shell testing agency（15）With
And first alarm mechanism（16）, sealing mechanism under described shell（121）Including that can move forward and backward and for sealing outside described
Sealing plate under the shell of shell lower surface（1211）, sealing mechanism on described shell（122）Including that can move up and down and be used for
Seal the shell upper sealing panel of the upper surface of outer cover（1221）, described shell testing agency（15）Including described for detecting
First Measurement System of Air Pressure of the air pressure inside of exocoel（151）And the first described Measurement System of Air Pressure（151）Connect with signal
The first control system（152）, described the first control system（152）Internal preset has the first air pressure threshold value, and described first
Alarm mechanism（16）With the first described control system（152）Connect with signal；When the first described Measurement System of Air Pressure（151）
When the atmospheric pressure value measured mismatches with the first described air pressure threshold value, the first described control system（152）Control it is described the
One alarm mechanism（16）Send alarm.
2. the air tightness detection equipment of inverter case according to claim 1, it is characterised in that：It also includes an inner casing
Detection means（2）, described inner casing detection means（2）Including the second frame（21）, be arranged on second frame（21）On
Sealing mechanism under inner casing（221）With sealing mechanism on inner casing（222）, the 3rd plug-hole component for blocking described leakage fluid dram
（23）, the second inflatable component for connecting the liquid injection port（24）, be arranged on second frame（21）On inner casing detection
Mechanism（25）And second alarm mechanism, sealing mechanism under described inner casing（221）Including that can move forward and backward and for sealing
Sealing plate under the inner casing of the inner casing lower surface（2211）, sealing mechanism on described inner casing（222）Including including can be upper and lower
Movement and the inner casing upper sealing panel for sealing the inner casing upper surface（2221）, described inner casing testing agency（25）Including with
In the second Measurement System of Air Pressure of the air pressure inside for detecting the inner chamber（251）And the second described Measurement System of Air Pressure（251）
The second control system to connect with signal（252）, described the second control system（252）Internal preset has air pressure threshold value, described
The second alarm mechanism and described the second control system（252）Connect with signal；When the second described Measurement System of Air Pressure
（251）When the atmospheric pressure value measured mismatches with the second described air pressure threshold value, the second described control system（252）Described in control
The second alarm mechanism send alarm.
3. the air tightness detection equipment of inverter case according to claim 1, it is characterised in that：The first described frame
（11）On be fixedly installed the first slide rail along the longitudinal direction（111）, sealing plate under described shell（1211）It is slidably arranged in institute
The first slide rail stated（111）On.
4. the air tightness detection equipment of inverter case according to claim 2, it is characterised in that：The second described frame
（21）On be fixedly installed the second slide rail along the longitudinal direction（211）, sealing plate under described inner casing（2211）It is slidably arranged in institute
The second slide rail stated（211）On.
5. the air tightness detection equipment of inverter case according to claim 1, it is characterised in that：The first described control
System includes the first display screen, the first described Measurement System of Air Pressure（151）Can be real by the barometric information of the exocoel detected
When be shown on the first described display screen.
6. the air tightness detection equipment of inverter case according to claim 2, it is characterised in that：The second described control
System includes second display screen, the second described Measurement System of Air Pressure（251）Can be real by the barometric information of the inner chamber detected
When be shown on described second display screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721032441.5U CN207066698U (en) | 2017-08-17 | 2017-08-17 | The air tightness detection equipment of inverter case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721032441.5U CN207066698U (en) | 2017-08-17 | 2017-08-17 | The air tightness detection equipment of inverter case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207066698U true CN207066698U (en) | 2018-03-02 |
Family
ID=61516342
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721032441.5U Expired - Fee Related CN207066698U (en) | 2017-08-17 | 2017-08-17 | The air tightness detection equipment of inverter case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207066698U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110082047A (en) * | 2019-04-15 | 2019-08-02 | 合肥国轩高科动力能源有限公司 | Upper cover plate compression protection device for lithium battery pack sealing test |
| CN110441009A (en) * | 2019-08-14 | 2019-11-12 | 郑云龙 | A kind of car deceleration device shell air tightness detection apparatus |
-
2017
- 2017-08-17 CN CN201721032441.5U patent/CN207066698U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110082047A (en) * | 2019-04-15 | 2019-08-02 | 合肥国轩高科动力能源有限公司 | Upper cover plate compression protection device for lithium battery pack sealing test |
| CN110082047B (en) * | 2019-04-15 | 2021-12-14 | 合肥国轩高科动力能源有限公司 | Upper cover plate compression protection device for lithium battery pack sealing test |
| CN110441009A (en) * | 2019-08-14 | 2019-11-12 | 郑云龙 | A kind of car deceleration device shell air tightness detection apparatus |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20180302 |