CN207752866U - A kind of high-low voltage conversion equipment - Google Patents
A kind of high-low voltage conversion equipment Download PDFInfo
- Publication number
- CN207752866U CN207752866U CN201820036999.9U CN201820036999U CN207752866U CN 207752866 U CN207752866 U CN 207752866U CN 201820036999 U CN201820036999 U CN 201820036999U CN 207752866 U CN207752866 U CN 207752866U
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- China
- Prior art keywords
- top surface
- pedestal
- low voltage
- voltage conversion
- conversion equipment
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Abstract
The utility model discloses a kind of high-low voltage conversion equipments, including pedestal, the top surface side of the pedestal is fixed with transformer body, the side of the transformer body is provided with caulking groove, movable case is slidably connected in the caulking groove, there are three the first moving contact and three the second moving contacts for connection on the bottom surface of the activity case, it is respectively correspondingly connected with conductive plate between first moving contact and the second moving contact, there are three the first static contact and three the second static contacts for connection on the top surface of the pedestal, first static contact is correspondingly located at the underface of the first moving contact, second static contact is correspondingly located at the underface of the second moving contact, it is rotatably connected to shaft on the top surface of the activity case.The utility model is reasonable for structure, it can be achieved that the fast-holding positioning of connection cables and the quick connection between moving contact and static contact, connect and unclasp conveniently, can prevent the loosening of connection cables and fall off, and connection is reliable.
Description
Technical field
The utility model is related to technical field of electric equipment more particularly to a kind of high-low voltage conversion equipments.
Background technology
Each Apparatus Test Station is generally all used when carrying out the routine test of electric equipment products, type approval test and special test
Impact transformer as power supply, the requirement of various electrical apparatus tests in order to balance, often by output voltage be set in one it is prodigious
Range, when operation, by being connected in series with, being connected in parallel, three-phase star-like connection, the connection of three-phase triangle, the side such as star-triangle conversion
Formula, to change the output voltage of transformer, to meet the needs of various experiments.Since the frequency of experiment is higher, electric appliance type compared with
It is more, test requirements document it is different, so at the trial, need to frequently replace the connection of transformer, and in the prior art, connection
The electric connection mode of cable and transformer typically first removes the peel the end of connection cables, by the screw of transformer connection terminal
It unscrews, the peeling end of connection cables is inserted into connecting terminal, is screwed by screw, realize the company of connection cables and connecting terminal
It connects, this mode is needed using tools such as screwdrivers, and joint efficiency is relatively low one by one, and screw can be by the peeling end of connection cables
Crimp is needed to modify or be removed the peel again after wiping out, and the workload of testing crew is larger.For this purpose, it is proposed that a kind of height
Voltage conversion device, to solve the above problems.
Utility model content
Purpose of the utility model is to solve disadvantages existing in the prior art, and a kind of high-low voltage proposed turns
Changing device.
To achieve the goals above, the utility model uses following technical solution：
The top surface side of a kind of high-low voltage conversion equipment, including pedestal, the pedestal is fixed with transformer body, described
The side of transformer body is provided with caulking groove, slidably connects movable case in the caulking groove, on the bottom surface of the activity case
There are three the first moving contact and three the second moving contacts for connection, are respectively correspondingly connected between the first moving contact and the second moving contact
There is a conductive plate, there are three the first static contact and three the second static contacts, first static contacts for connection on the top surface of the pedestal
It is correspondingly located at the underface of the first moving contact, second static contact is correspondingly located at the underface of the second moving contact, described
Shaft is rotatably connected on the top surface of movable case, the bottom end of the shaft is through to the inside of movable case and is connected with clamping
Plate, the clamping seat being connected on the top surface of the pedestal immediately below card adapter plate, the card adapter plate with clamping seat removably
Side of the top surface far from transformer body of connection, the pedestal is fixed with rubber mat plate, and the top surface of the rubber mat plate is placed
There are the connection cables of three parallel arrangeds, is provided with insulating press boards above the connection cables, screw thread on the insulating press boards
It is connected with bolt, the bottom end of the bolt is rotatably connected on the top surface of pedestal.
Preferably, second static contact includes the insulating sleeve being fixed on base top surface, the insulating sleeve it is interior
Portion is provided with multiple metal intermediate plates, and the first spring, institute are connected between the side and the inner wall of insulating sleeve of the metal intermediate plate
The output end for stating the first spring and transformer body is electrically connected.
Preferably, U-shaped slot, three vertical sidewalls difference of the activity case are offered on the top surface of the pedestal
In the embedded slot of activity.
Preferably, the movable case is opened up on the side of rubber mat plate there are three through-hole, the connection cables
Connecting pin is each passed through through-hole.
Preferably, the second bullet of multiple array distributions is connected between the bottom surface and the top surface of pedestal of the movable case
Spring.
Preferably, first static contact is provided with the limit being connected on base top surface close to the side of the second static contact
The end of baffle, the connection cables is against on the side of postive stop baffle.
Preferably, the top of the shaft is connected with knob, is arranged on the top surface of conveying activity case and hangs down there are two mutual
Straight limited block, the side on two direction of rotation of knob are contacted with limited block respectively.
Preferably, the through-hole to match with card adapter plate is offered on the top surface of the clamping seat.
Compared with prior art, the beneficial effects of the utility model have：
1. the utility model is by the external setting activity case in transformer body, in movable case setting static contact and
Moving contact realizes moving contact and the connection of static contact and the connection of connection cables and moving contact by pushing activity case, and
By card adapter plate rotary clamping in clamping seat, the fixation and holding of link position are realized so that connect and unclasp and is all relatively more square
Just, while connection cables will not be damaged；
2. the utility model adjusts insulating press boards in rubber pad by the way that rubber mat plate and insulating press boards are arranged, and by bolt
Connection cables can be carried out fast-holding positioning, prevent the loosening of connection cables and fall off so that connection can by the height on plate
It leans on；
The utility model is reasonable for structure, it can be achieved that between the fast-holding positioning of connection cables and moving contact and static contact
Quickly connection is connected and is unclasped conveniently, will not be damaged to connection cables, can prevent the loosening of connection cables and fall off, even
It connects reliable.
Description of the drawings
Fig. 1 be the utility model proposes a kind of high-low voltage conversion equipment positive structure diagram；
Fig. 2 be the utility model proposes a kind of high-low voltage conversion equipment overlooking structure diagram；
Fig. 3 be the utility model proposes a kind of high-low voltage conversion equipment the second static contact structural schematic diagram.
In figure：1 pedestal, 2 transformer bodies, 3 movable cases, 4 first moving contacts, 5 second moving contacts, 6 conductive plates, 7 the
One static contact, 8 second static contacts, 81 insulating sleeves, 82 metal intermediate plates, 83 first springs, 9 shafts, 10 card adapter plates, 11 clampings
Seat, 12 rubber mat plates, 13 connection cables, 14 insulating press boards, 15 bolts, 16 postive stop baffles, 17 second springs, 18 knobs.
Specific implementation mode
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.
Referring to Fig.1-3, the top surface side of a kind of high-low voltage conversion equipment, including pedestal 1, pedestal 1 is fixed with transformer
Ontology 2, the side of transformer body 2 are provided with caulking groove, in caulking groove, slidably connect movable case 3, are opened on the top surface of pedestal 1
Equipped with U-shaped slot, in the embedded slot of three vertical sidewalls difference activity of movable case 3, the bottom surface of movable case 3 and pedestal
The second spring 17 of multiple array distributions is connected between 1 top surface, connection is dynamic tactile there are three first on the bottom surface of movable case 3
First 4 and three the second moving contacts 5, respectively correspondingly it is connected with conductive plate 6, pedestal between the first moving contact 4 and the second moving contact 5
There are three the first static contact 7 and three the second static contacts 8, it is dynamic tactile that the first static contact 7 is correspondingly located at first for connection on 1 top surface
First 4 underface, the second static contact 8 are correspondingly located at the underface of the second moving contact 5, and the second static contact 8 includes being fixed on bottom
Insulating sleeve 81 on 1 top surface of seat, insulating sleeve 81 are internally provided with multiple metal intermediate plates 82, the side of metal intermediate plate 82 with
The first spring 83 is connected between the inner wall of insulating sleeve 81, the output end of the first spring 83 and transformer body 2 is electrically connected,
Shaft 9 is rotatably connected on the top surface of movable case 3, the top of shaft 9 is connected with knob 18, the top surface of conveying activity case 3
There are two orthogonal limited block, the side on two direction of rotation of knob 18 is contacted with limited block respectively for upper setting, is turned
The bottom end of axis 9 is through to the inside of movable case 3 and is connected with card adapter plate 10, is connected with positioned at card adapter plate on the top surface of pedestal 1
Clamping seat 11 immediately below 10 is clamped on the top surface of seat 11 and offers the through-hole to match with card adapter plate 10, card adapter plate 10 and card
Joint chair 11 is detachably connected, and the top surface of pedestal 1 is fixed with rubber mat plate 12, rubber mat plate far from the side of transformer body 2
12 top surface is placed with the connection cables 13 of three parallel arrangeds, and movable case 3 offers on the side of rubber mat plate 12
The connecting pin of three through-holes, connection cables 13 is each passed through through-hole, and the first static contact 7 is arranged close to the side of the second static contact 8
There are the postive stop baffle 16 being connected on 1 top surface of pedestal, the end of connection cables 13 to be against on the side of postive stop baffle 16, connecting line
The top of cable 13 is provided with insulating press boards 14, and bolt 15, the bottom end rotation connection of bolt 15 are threaded on insulating press boards 14
On the top surface of pedestal 1.
Operation principle：When the utility model is used, first turn bolt 15 makes insulating press boards 14 rise to rubber mat plate 12
The end of connection cables 13 is removed the peel and is twisted around, then respectively penetrates insulating press boards 14 and rubber mat plate by top a certain distance
Between 12, and the through-hole on movable case 3 reaches the top of the first static contact 7, then is resisted against the side of postive stop baffle 16
On, turn bolt 15 makes insulating press boards 14 move down, and connection cables 13 are pressed on rubber mat plate 12, and pushing activity clamshell 3 makes
First moving contact 4 is docked with the first static contact 7, and by the peeling side pressure of connection cables 13 in the first moving contact 4 and the first stationary contact
Between first 7, while the second moving contact 5 is inserted between multiple metal intermediate plates 82 of the second static contact 8, and card adapter plate 10 passes through clamping
The through-hole at 11 top of seat enters the inside of clamping seat 11, and turn knobs 18 make card adapter plate 10 be rotated by 90 °, then card adapter plate 10 is clamped
In clamping seat 11, the fixation of completion activity case 3；When needing to remove connection cables, reversed turn knobs 18 turn over 90 degree,
Then card adapter plate 10 is located in through-hole, and second spring 17 pushes up movable case 3, and the first moving contact 4 divides with the first static contact 7
From the second moving contact 5 is detached with the second static contact 8, and card adapter plate 10 is detached with clamping seat 11, and turn bolt 15 makes insulating press boards 14
It moves up, then connection cables 13 can be extracted out freely.
The preferable specific implementation mode of the above, only the utility model, but the scope of protection of the utility model is not
Be confined to this, any one skilled in the art within the technical scope disclosed by the utility model, according to this practicality
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (8)
1. a kind of high-low voltage conversion equipment, including pedestal (1), which is characterized in that the top surface side of the pedestal (1) is fixed with
The side of transformer body (2), the transformer body (2) is provided with caulking groove, and movable case is slidably connected in the caulking groove
(3), there are three the first moving contact (4) and three the second moving contacts (5), first are dynamic for connection on the bottom surface of the movable case (3)
It is respectively correspondingly connected with conductive plate (6) between contact (4) and the second moving contact (5), is connected on the top surface of the pedestal (1)
Three the first static contacts (7) and three the second static contacts (8), first static contact (7) are correspondingly located at the first moving contact (4)
Underface, second static contact (8) is correspondingly located at the underface of the second moving contact (5), the top of the activity case (3)
Shaft (9) is rotatably connected on face, the bottom end of the shaft (9) is through to the inside of movable case (3) and is connected with card adapter plate
(10), the clamping seat (11) being connected on the top surface of the pedestal (1) immediately below card adapter plate (10), the card adapter plate (10)
Detachably connected with clamping seat (11), the top surface of the pedestal (1) is fixed with rubber pad far from the side of transformer body (2)
The top surface of plate (12), the rubber mat plate (12) is placed with the connection cables (13) of three parallel arrangeds, the connection cables
(13) it is provided with insulating press boards (14) above, bolt (15), the bolt are threaded on the insulating press boards (14)
(15) bottom end is rotatably connected on the top surface of pedestal (1).
2. a kind of high-low voltage conversion equipment according to claim 1, which is characterized in that the second static contact (8) packet
The insulating sleeve (81) being fixed on pedestal (1) top surface is included, the insulating sleeve (81) is internally provided with multiple metal intermediate plates
(82), it is connected with the first spring (83) between the side and the inner wall of insulating sleeve (81) of the metal intermediate plate (82), described
One spring (83) and the output end of transformer body (2) are electrically connected.
3. a kind of high-low voltage conversion equipment according to claim 1, which is characterized in that on the top surface of the pedestal (1)
U-shaped slot is offered, three vertical sidewalls of the activity case (3) are distinguished in the embedded slot of activity.
4. a kind of high-low voltage conversion equipment according to claim 1, which is characterized in that the activity case (3) is close
Through-hole there are three being opened up on the side of rubber mat plate (12), the connecting pin of the connection cables (13) is each passed through through-hole.
5. a kind of high-low voltage conversion equipment according to claim 1, which is characterized in that the bottom of the activity case (3)
The second spring (17) of multiple array distributions is connected between face and the top surface of pedestal (1).
6. a kind of high-low voltage conversion equipment according to claim 1, which is characterized in that first static contact (7) is leaned on
The side of nearly second static contact (8) is provided with the postive stop baffle (16) being connected on pedestal (1) top surface, the connection cables (13)
End be against on the side of postive stop baffle (16).
7. a kind of high-low voltage conversion equipment according to claim 1, which is characterized in that the top of the shaft (9) connects
It is connected to knob (18), setting is there are two orthogonal limited block on the top surface of conveying activity case (3), two of knob (18)
Side on direction of rotation is contacted with limited block respectively.
8. a kind of high-low voltage conversion equipment according to claim 1, which is characterized in that the top surface of the clamping seat (11)
On offer the through-hole to match with card adapter plate (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820036999.9U CN207752866U (en) | 2018-01-10 | 2018-01-10 | A kind of high-low voltage conversion equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820036999.9U CN207752866U (en) | 2018-01-10 | 2018-01-10 | A kind of high-low voltage conversion equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207752866U true CN207752866U (en) | 2018-08-21 |
Family
ID=63152829
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820036999.9U Active CN207752866U (en) | 2018-01-10 | 2018-01-10 | A kind of high-low voltage conversion equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207752866U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110429870A (en) * | 2019-09-09 | 2019-11-08 | 苏州艾克威尔科技有限公司 | A kind of high pressure soft starting device |
-
2018
- 2018-01-10 CN CN201820036999.9U patent/CN207752866U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110429870A (en) * | 2019-09-09 | 2019-11-08 | 苏州艾克威尔科技有限公司 | A kind of high pressure soft starting device |
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