CN208984697U - A kind of electrical signal collection case for new energy gearbox engine bench test - Google Patents
A kind of electrical signal collection case for new energy gearbox engine bench test Download PDFInfo
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- CN208984697U CN208984697U CN201821420904.XU CN201821420904U CN208984697U CN 208984697 U CN208984697 U CN 208984697U CN 201821420904 U CN201821420904 U CN 201821420904U CN 208984697 U CN208984697 U CN 208984697U
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- inverter
- binding post
- interface
- signal acquisition
- phase voltage
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Abstract
A kind of electrical signal collection case for new energy gearbox engine bench test; overload protection arrangement, binding post are respectively arranged in vasculum body; mutual inductor ring; it acquires to be arranged side by side on a side wall of cabinet and has the three-phase voltage outlet hole of inverter, the DC bus line-entering hole of battery simulator and voltage signal acquisition interface; the three-phase voltage line-entering hole of inverter is provided on another side wall; the DC bus outlet hole of battery simulator, current signal acquire interface.The anode output of battery simulator by after terminal, mutual inductor ring the electrode input end of inverter is connected with outlet hole; the cathode output of battery simulator connects the negative input of inverter by DC bus line-entering hole, binding post with DC bus outlet hole; the input terminal of voltage signal acquisition interface connection overload protection arrangement; overload protection arrangement output end connects binding post, and the induced current output end connection current signal of mutual inductor ring acquires interface.The effective protection of the utility model test equipment.
Description
Technical field
The utility model relates to a kind of electrical signal collection devices.It is surveyed more particularly to one kind for new energy gearbox rack
The electrical signal collection case of examination.
Background technique
Gearbox bench test is the key link during vehicle gear box development.Carrying out new energy gearbox rack
When test, need to measure three-phase piezoelectric voltage, the electric current of direct current input and inverter output, to monitor and calculate.
Existing voltage and current acquisition has the following disadvantages: (1) without overload protection arrangement.(2) switching is different
Power analyzer when need a large amount of rewiring, take time and effort (3) existing acquisition equipment for each signal wire and be integrated into a line
Beam still needs to signal docking one by one, easily obscures when connecting with the power analyzer outside laboratory.(4) it is corresponded with rack, it is general
Property is bad.(5) line of existing equipment acquisition signal is mostly one whole, and intermediate not set plug connector is not easy to troubleshooting.
It can be seen that existing signal converting case exists, installation is inconvenient, have security risk, influences rack builds efficiency, row
Look into failure difficulty, signal wire is easily obscured.
Summary of the invention
Technical problem to be solved by the utility model is to provide a kind of versatile, it is adapted to different stand arrangement
The electrical signal collection case for new energy gearbox engine bench test.
The technical scheme adopted by the utility model is a kind of electrical signal collection for new energy gearbox engine bench test
Case, including cabinet is acquired, overload protection arrangement, the first to the 5th binding post, Yi Ji are respectively arranged in the vasculum body
One to the 4th mutual inductor ring, it is described acquisition cabinet two corresponding side walls in a side wall on be arranged side by side have 3 three
Phase voltage outlet hole, 2 DC bus line-entering holes and the first to the 5th voltage signal acquisition interface, on another side wall with
3 three-phase voltage outlet holes are corresponding to be provided with 3 three-phase voltage line-entering holes, enters line with 2 DC bus
Hole is corresponding to be provided with 2 DC bus outlet holes, corresponding with the first to fourth voltage signal acquisition interface to set
It is equipped with first to fourth current signal acquisition interface, wherein the anode output of battery simulator enters line through 1 DC bus
Hole sequentially passes through the anode that inverter is connected after the 4th mutual inductor ring and 1 DC bus outlet hole after connecting the 4th binding post again
The cathode output of input terminal, battery simulator runs through another 1 after another 1 DC bus line-entering hole the 5th binding post of connection again
The negative input of inverter is connected after DC bus outlet hole, the three-phase voltage output of the inverter is passed through respectively successively wears 3
A three-phase voltage line-entering hole connects corresponding first to running through after third binding post again with corresponding first to third mutual inductor ring
The three-phase voltage input terminal of corresponding three-phase voltage outlet hole connection inverter motor, the described first to the 5th voltage signal acquisition
For interface respectively by the corresponding input terminal of the conducting wire connection overload protection arrangement, the overload protection arrangement is corresponding
Output end pass through the first to the 5th corresponding binding post of conducting wire connection, the induction of the first to fourth mutual inductor ring respectively
Current output terminal passes through conducting wire respectively and is correspondingly connected with first to fourth current signal acquisition interface.
First to the 5th voltage signal acquisition interface is respectively used to connection voltage signal acquisition device, described
First to fourth current signal acquisition interface is for connecting current signal collection device.
The handle of setting is respectively corresponded on other two corresponding side wall of the acquisition cabinet.
A kind of electrical signal collection case for new energy gearbox engine bench test of the utility model, is filled by overload protection
It sets, eliminates security risk, effective protection test equipment.Electric current, voltage signal of the utility model in switching different capacity
The terminal stud by corresponding electric current, voltage signal acquisition device is only needed to insert or pull out corresponding interface when acquisition device
, it is convenient and efficient, it is time saving and energy saving.Each signal has individual interface, easily recognizes, does not obscure, and troubleshooting is convenient.This is practical
Novel vasculum is packaged type, and both sides are equipped with handle, versatile, is adapted to different stand arrangement.
Detailed description of the invention
Fig. 1 is inside top figure of the utility model for the electrical signal collection case of new energy gearbox engine bench test.
In figure
1: acquisition cabinet 2: overload protection arrangement
3: handle 2a: three-phase voltage outlet hole
2b: DC bus line-entering hole 9a: three-phase voltage line-entering hole
9b: DC bus outlet hole 11: first voltage signal acquisition interface
12: second voltage signal acquisition interface 13: tertiary voltage signal acquisition interface
14: the four voltage signal acquisition interface, 15: the five voltage signal acquisition interface
31: the first binding post, 32: the second binding post
33: 34: the four binding post of third binding post
35: the five binding post, 41: the first mutual inductor ring
42: the second mutual inductor rings 43: third mutual inductor ring
44: the four mutual inductor ring, 51: the first current signal acquires interface
52: the second current signals acquire interface 53: third current signal acquires interface
54: the four current signals acquire interface
Specific embodiment
Below with reference to embodiment and attached drawing to a kind of telecommunications for new energy gearbox engine bench test of the utility model
Number vasculum is described in detail.
A kind of electrical signal collection case for new energy gearbox engine bench test of the utility model, including acquisition cabinet 1,
The 2, first to the 5th binding post 31~35 and first to fourth of overload protection arrangement is respectively arranged in the acquisition cabinet 1
Mutual inductor ring 41~44, it is described acquisition cabinet 1 two corresponding side walls in a side wall on be arranged side by side have 3 three-phases
Voltage outlet hole 2a, 2 DC bus line-entering hole 2b and the first to the 5th voltage signal acquisition interface 11~15, another
It is corresponding with 3 three-phase voltage outlet hole 2a on side wall to be provided with 3 three-phase voltage line-entering hole 9a, with described 2
DC bus line-entering hole 2b is corresponding to be provided with 2 DC bus outlet hole 9b, adopts with first to fourth voltage signal
Collection interface 11~14 is corresponding to be provided with first to fourth current signal acquisition interface 51~54, wherein battery simulator
Positive output+U sequentially pass through the 4th mutual inductor ring 44 again after 1 the 4th binding post 34 of DC bus line-entering hole 2b connection
Run through another 1 with the cathode output-U of the electrode input end+V for connecting inverter after 1 DC bus outlet hole 9b, battery simulator
Connect inverter after a the 5th binding post 34 of DC bus line-entering hole 2b connection after another 1 DC bus outlet hole 9b again
Negative input-V, three-phase voltage output Va, Vb, Vc of the inverter are passed through respectively successively wears 3 three-phase voltage line-entering hole 9a
With corresponding first to the connection of third mutual inductor ring 41~43 corresponding first to after third binding post 31~33 again through corresponding to
Three-phase voltage outlet hole 2a connection inverter motor three-phase voltage input terminal, the described first to the 5th voltage signal acquisition insert
Interface 11~15 passes through the corresponding input terminal of the conducting wire connection overload protection arrangement 2, the overload protection dress respectively
Set 2 corresponding output ends, first to fiveth binding post 31~35 corresponding by conducting wire connection respectively, described first to fourth
The induced current output end of mutual inductor ring 41~44 passes through conducting wire respectively and is correspondingly connected with the acquisition grafting of first to fourth current signal
Mouth 51~54.
Wherein, first to the 5th voltage signal acquisition interface 11~15 is respectively used to connection voltage signal acquisition
Device, the first to fourth current signal acquisition interface 51~54 is for connecting current signal collection device.
The handle 3 of setting is respectively corresponded on other two corresponding side wall of the acquisition cabinet 1.
Overload protection arrangement 2 used in the present embodiment is the product using the production of EATON company.The voltage signal
Acquisition device and current signal collection device are the products using the production of YOKOGAWA company.
Claims (3)
1. a kind of electrical signal collection case for new energy gearbox engine bench test, including acquisition cabinet (1), which is characterized in that
Overload protection arrangement (2), the first to the 5th binding post (31~35) and first are respectively arranged in the acquisition cabinet (1)
To the 4th mutual inductor ring (41~44), set side by side on a side wall in two corresponding side walls of acquisition cabinet (1)
It is equipped with 3 three-phase voltage outlet holes (2a), 2 DC bus line-entering holes (2b) and the first to the 5th voltage signal acquisition grafting
Mouthful (11~15), it is corresponding with 3 three-phase voltage outlet hole (2a) on another side wall to be provided with 3 three-phase electricities indentations
String holes (9a), it is corresponding with 2 DC bus line-entering hole (2b) to be provided with 2 DC bus outlet holes (9b), with institute
The first to fourth voltage signal acquisition interface (11~14) stated is corresponding to be provided with the acquisition of first to fourth current signal and inserts
Interface (51~54), wherein the anode output (+U) of battery simulator connects through 1 DC bus line-entering hole (2b) connection the 4th
The anode that the 4th mutual inductor ring (44) and 1 DC bus outlet hole (9b) connect inverter afterwards is sequentially passed through after terminal (34) again
The cathode output (- U) of input terminal (+V), battery simulator connects the 5th binding post through another 1 DC bus line-entering hole (2b)
(35) negative input (- V) of inverter is connected after afterwards through another 1 DC bus outlet hole (9b) again, the inverter
Three-phase voltage output (Va, Vb, Vc) is passed through respectively successively wears 3 three-phase voltage line-entering holes (9a) and corresponding first to third mutual inductance
Run through corresponding three-phase voltage outlet hole again behind device ring (41~43) connection corresponding first to third binding post (31~33)
(2a) connects the three-phase voltage input terminal of inverter motor, the described first to the 5th voltage signal acquisition interface (11~15) point
Not by the corresponding input terminal of the conducting wire connection overload protection arrangement (2), the overload protection arrangement (2) is corresponding
Output end passes through the first to the 5th binding post (31~35) corresponding to conducting wire connection, the first to fourth mutual inductor ring respectively
The induced current output end of (41~44) pass through respectively conducting wire be correspondingly connected with first to fourth current signal acquisition interface (51~
54)。
2. a kind of electrical signal collection case for new energy gearbox engine bench test according to claim 1, feature exist
In first to the 5th voltage signal acquisition interface (11~15) is respectively used to connection voltage signal acquisition device, institute
First to fourth current signal acquisition interface (51~54) stated is for connecting current signal collection device.
3. a kind of electrical signal collection case for new energy gearbox engine bench test according to claim 1, feature exist
In respectively corresponding the handle (3) of setting on other two corresponding side wall of the acquisition cabinet (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821420904.XU CN208984697U (en) | 2018-08-30 | 2018-08-30 | A kind of electrical signal collection case for new energy gearbox engine bench test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821420904.XU CN208984697U (en) | 2018-08-30 | 2018-08-30 | A kind of electrical signal collection case for new energy gearbox engine bench test |
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| Publication Number | Publication Date |
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| CN208984697U true CN208984697U (en) | 2019-06-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821420904.XU Active CN208984697U (en) | 2018-08-30 | 2018-08-30 | A kind of electrical signal collection case for new energy gearbox engine bench test |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110320397A (en) * | 2019-08-16 | 2019-10-11 | 海马汽车有限公司 | A kind of current detection means |
-
2018
- 2018-08-30 CN CN201821420904.XU patent/CN208984697U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110320397A (en) * | 2019-08-16 | 2019-10-11 | 海马汽车有限公司 | A kind of current detection means |
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