CN203397253U - Voltage regulator - Google Patents
Voltage regulator Download PDFInfo
- Publication number
- CN203397253U CN203397253U CN201320557341.XU CN201320557341U CN203397253U CN 203397253 U CN203397253 U CN 203397253U CN 201320557341 U CN201320557341 U CN 201320557341U CN 203397253 U CN203397253 U CN 203397253U
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- Prior art keywords
- binding post
- alternating current
- direct current
- contact
- voltage regulator
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Abstract
The utility model discloses a voltage regulator, comprising a housing, a first alternating current inlet binding post, a second alternating current inlet binding post, a first alternating current-direct current outlet binding post, a second alternating current-direct current outlet binding post, an alternating current voltmeter, a self-coupling voltage regulator, a change-over switch, an alternating current-direct current dual-use voltmeter, an alternating current-direct current dual-use amperemeter, and a single-phase bridge rectifier, wherein the first alternating current inlet binding post, the second alternating current inlet binding post, the first alternating current-direct current outlet binding post and the second alternating current-direct current outlet binding post are arranged on the housing; the alternating current voltmeter, the self-coupling voltage regulator, the change-over switch, the alternating current-direct current dual-use voltmeter and the alternating current-direct current dual-use amperemeter are arranged on the housing in an embedded manner; the single-phase bridge rectifier is arranged inside the housing; the electric elements are connected together in a fixed manner. The voltage regulator can provide adjustable alternating current power supply, and also can provide adjustable direct current power supply; the measurement requirements can be met under the condition of not additionally accessing other instruments and complexly connecting wires when a volt-ampere characteristics test of a current transformer, a water resistance test, a reactance test, a capacitive reactance test and the like are carried out by the voltage regulator. Therefore, the work efficiency of a user of service can be improved.
Description
Technical field
The utility model relates to a kind of pressure regulator, relates in particular to the AC/DC voltage regulating device using in a kind of test of electric adjustment at the construction field (site).
Background technology
Pressure regulator, is the conventional instrument of a kind of electrician, because of simple and practical, when debugging, overhauling, safeguard at electrical equipment, uses in a large number.Pressure regulator of the prior art can only be exported 0～250V and exchange regulated power supply, can not export adjustable power of direct current, in electric adjustment test, scene is not installed and is opened before battery feed, the on-the-spot classic method that obtains direct supply is: at AC voltage regulator output terminal access diode rectifier, from rectifier outgoing side, take out direct supply again, profit obtains direct supply in this way, in process of the test, the a large amount of instrument of essential access, charged exposed part is more, and scene connects, takes out stitches loaded down with trivial details in disorder, has the accident potential being absolutely unsafe in use.
Utility model content
Technical problem to be solved in the utility model is to provide and a kind ofly can provides adjustable AC power, and the pressure regulator of adjustable direct supply can be provided again.
The utility model solves the pressure regulator that its technical matters adopts, comprise shell, be arranged on first on described shell and exchange inlet wire binding post, the second interchange inlet wire binding post, the first alternating current-direct current outlet binding post and the second alternating current-direct current outlet binding post, embedded A.C. voltmeter, automatic coupling voltage regulator, switch, AC/DC voltage table and the AC/DC reometer being arranged on described shell, is arranged on the single-phase bridge rectifier in described shell; after being connected with A.C. voltmeter the first terminals, described the first interchange inlet wire binding post is connected with automatic coupling voltage regulator ac input end, after being connected with A.C. voltmeter the second terminals, described the second interchange inlet wire binding post is connected with the public end of automatic coupling voltage regulator, after being connected with single-phase bridge rectifier the first ac input end, the slider ac output end of described automatic coupling voltage regulator is connected with the first contact of described switch, after being connected with single-phase bridge rectifier the second ac input end, the public end of described automatic coupling voltage regulator is connected with the Qi contact of described switch, the anodal DC output end of single-phase bridge rectifier is connected with the San contact of described switch, single-phase bridge rectifier negative pole DC output end is connected with the Wu contact of described switch, after being connected with Si contact, the second contact of described switch is connected with AC/DC reometer the first terminals, AC/DC reometer the second terminals are connected with described the first alternating current-direct current outlet binding post, after being connected with Ba contact, the Liu contact of described switch is connected with described the second alternating current-direct current outlet binding post, AC/DC voltage table the first terminals are connected with described the first alternating current-direct current outlet binding post, AC/DC voltage table the second terminals are connected with described the second alternating current-direct current outlet binding post.
Further; described pressure regulator also comprises the embedded earth leakage circuit breaker being arranged on described shell; after being connected with A.C. voltmeter the first terminals, described the first interchange inlet wire binding post is connected with earth leakage circuit breaker first input end; after being connected with A.C. voltmeter the second terminals, described the second interchange inlet wire binding post is connected with earth leakage circuit breaker the second input end; earth leakage circuit breaker the first output terminal is connected with described automatic coupling voltage regulator ac input end, and earth leakage circuit breaker the second output terminal is connected with the public end of described automatic coupling voltage regulator.
Further, described pressure regulator also comprises the smoothing reactor being arranged in described shell, described smoothing reactor is arranged in the circuit that the anodal DC output end of described single-phase bridge rectifier is connected with the San contact of described switch, the anodal DC output end of described single-phase bridge rectifier is connected with smoothing reactor input end, and the San contact of described switch is connected with smoothing reactor output terminal.
Further, described pressure regulator also comprises the ground connection binding post being arranged on described shell.
Further, be provided with protective cover device on described shell, described protective cover device comprises protective cover, protective cover hinge and protective cover lock; Described protective cover is by protective cover gemel connection on shell, and a part for described protective cover lock is fixed on described protective cover, and the another part that is mated use is fixed on described shell.
Further, on described shell, be provided with louvre.
Further, on the end face of described shell, be provided with handle.
The beneficial effects of the utility model are: pressure regulator of the present utility model, adjustable AC power can be provided, and can provide adjustable direct supply again; While utilizing pressure regulator to carry out current transformer volt-ampere characteristic test, water resistance test, reactance test, capacitive reactance test etc., without other instrument of access in addition with carry out complicated line and can meet measurement requirement; Security performance while adding earth leakage circuit breaker and ground connection binding post can improve pressure regulator use; Add smoothing reactor can suppress current break, avoid damaging because of current break the components and parts such as single-phase bridge rectifier; Protective cover device is set, can blocks dust on the one hand, can prevent from the other hand breaking because of carelessness instrument or binding post; Louvre is set, is convenient to pressure regulator heat radiation; Handle is set, is convenient to carry pressure regulator.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is electrical schematic diagram of the present utility model.
In figure, indicate: 101-first exchanges inlet wire binding post, 102-second exchanges inlet wire binding post, 103-the first alternating current-direct current outlet binding post, 104-the second alternating current-direct current outlet binding post, 2-A.C. voltmeter, 21-A.C. voltmeter the first terminals, 22-A.C. voltmeter the second terminals, 3-earth leakage circuit breaker, 31-earth leakage circuit breaker first input end, 32-earth leakage circuit breaker the second input end, 33-earth leakage circuit breaker the first output terminal, 34-earth leakage circuit breaker the second output terminal, 4-automatic coupling voltage regulator, 41-automatic coupling voltage regulator ac input end, 42-slider ac output end, the public end of 43-automatic coupling voltage regulator, 5-single-phase bridge rectifier, 51-single-phase bridge rectifier the first ac input end, 52-single-phase bridge rectifier the second ac input end, the anodal DC output end of 53-single-phase bridge rectifier, 54-single-phase bridge rectifier negative pole DC output end, 6-smoothing reactor, 61-smoothing reactor input end, 62-smoothing reactor output terminal, 7-switch, 71-the first contact, 72-the second contact, 73-San contact, 74-Si contact, 75-Wu contact, 76-Liu contact, 77-Qi contact, 78-Ba contact, 8-AC/DC reometer, 81-AC/DC reometer the first terminals, 82-AC/DC reometer the second terminals, 9-AC/DC voltage table, 91-AC/DC voltage table the first terminals, 92-AC/DC voltage table the second terminals, 10-shell, 11-ground connection binding post, 12-protective cover hinge, 13-protective cover, 14-protective cover lock, 15-louvre, 16-handle.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further illustrated.
As depicted in figs. 1 and 2, pressure regulator of the present utility model, comprise shell 10, be arranged on first on described shell 10 and exchange inlet wire binding post 101, the second interchange inlet wire binding post 102, the first alternating current-direct current outlet binding post 103 and the second alternating current-direct current outlet binding post 104, embedded A.C. voltmeter 2, automatic coupling voltage regulator 4, switch 7, AC/DC voltage table 9 and the AC/DC reometer 8 being arranged on described shell 10, is arranged on the single-phase bridge rectifier 5 in described shell 10; after being connected with A.C. voltmeter the first terminals 21, described the first interchange inlet wire binding post 101 is connected with automatic coupling voltage regulator ac input end 41, after being connected with A.C. voltmeter the second terminals 22, described the second interchange inlet wire binding post 102 is connected with the public end 43 of automatic coupling voltage regulator, after being connected with single-phase bridge rectifier the first ac input end 51, the slider ac output end 42 of described automatic coupling voltage regulator 4 is connected with the first contact 71 of described switch 7, after being connected with single-phase bridge rectifier the second ac input end 52, the public end 43 of described automatic coupling voltage regulator is connected with the Qi contact 77 of described switch 7, the anodal DC output end 53 of single-phase bridge rectifier is connected with the San contact 73 of described switch 7, single-phase bridge rectifier negative pole DC output end 54 is connected with the Wu contact 75 of described switch 7, after being connected with Si contact 74, the second contact 72 of described switch 7 is connected with AC/DC reometer the first terminals 81, AC/DC reometer the second terminals 82 are connected with described the first alternating current-direct current outlet binding post 103, after being connected with Ba contact 78, the Liu contact 76 of described switch 7 is connected with described the second alternating current-direct current outlet binding post 104, AC/DC voltage table the first terminals 91 are connected with described the first alternating current-direct current outlet binding post 103, AC/DC voltage table the second terminals 92 are connected with described the second alternating current-direct current outlet binding post 104.
Principle of work of the present utility model is as follows: AC220V power supply exchanges inlet wire binding post 101 by first of input end and exchanges with second after 102 accesses of inlet wire binding post, described A.C. voltmeter 2 shows input voltage value at once, the winding of described automatic coupling voltage regulator 4 has added AC220V power supply, when described switch 7 is placed in " AC " shelves, the first contact 71 of described switch 7 and the second contact 72 closures, Qi contact 77 and Ba contact 78 closures of described switch 7, by regulating the handle of described automatic coupling voltage regulator 4 to regulate the slider of described automatic coupling voltage regulator 4, between the first alternating current-direct current outlet binding post 103 of output terminal and the second alternating current-direct current outlet binding post 104, can obtain continuously adjustable 0～250V AC power, described AC/DC voltage table 9 can show the magnitude of voltage of the AC power of output immediately, between the first alternating current-direct current outlet binding post 103 of output terminal and the second alternating current-direct current outlet binding post 104, connect after load, described AC/DC reometer 8 can show the alternating current flow valuve of output terminal immediately, for carrying out to load the test of " volt-ampere characteristic " test, for example, utilize pressure regulator to carry out current transformer volt-ampere characteristic test, water resistance test, reactance test, during capacitive reactance test etc., without accessing in addition other instrument and carrying out complicated line, can meet measurement requirement, can obviously improve user of service's work efficiency, when described switch 7 is placed in " DC " shelves, San contact 73 and Si contact 74 closures of described switch 7, Wu contact 75 and Liu contact 76 closures of described switch 7, by the handle of described automatic coupling voltage regulator 4, regulate the slider of described automatic coupling voltage regulator 4, between the first alternating current-direct current outlet binding post 103 of output terminal and the second alternating current-direct current outlet binding post 104, can obtain continuously adjustable direct supply, described AC/DC voltage table 9 can show the magnitude of voltage of the direct supply of output immediately, between the first alternating current-direct current outlet binding post 103 of output terminal and the second alternating current-direct current outlet binding post 104, connect after load, described AC/DC reometer 8 can show the DC current values of output terminal immediately, when described switch 7 is placed in " O " shelves, described pressure regulator is not worked.
As depicted in figs. 1 and 2, described pressure regulator also comprises the embedded earth leakage circuit breaker 3 being arranged on described shell 10, after being connected with A.C. voltmeter the first terminals 21, described the first interchange inlet wire binding post 101 is connected with earth leakage circuit breaker first input end 31, after being connected with A.C. voltmeter the second terminals 22, described the second interchange inlet wire binding post 102 is connected with earth leakage circuit breaker the second input end 32, earth leakage circuit breaker the first output terminal 33 is connected with described automatic coupling voltage regulator ac input end 41, earth leakage circuit breaker the second output terminal 34 is connected with the public end 43 of described automatic coupling voltage regulator.When pressure regulator leaks electricity, described earth leakage circuit breaker 3 trips immediately, and the working power of cutting-off pressure-regulating device has improved safety coefficient when pressure regulator uses; When load, break down or when load current is greater than the protection definite value of described earth leakage circuit breaker 3, described earth leakage circuit breaker 3 trips immediately, the working power of cutting-off pressure-regulating device is protected the element of pressure regulator, improves the serviceable life of pressure regulator.
As shown in Figure 2, described pressure regulator also comprises the smoothing reactor 6 being arranged in described shell 10, described smoothing reactor 6 is arranged in the circuit that the anodal DC output end 53 of described single-phase bridge rectifier is connected with the San contact 73 of described switch 7, the anodal DC output end 53 of described single-phase bridge rectifier is connected with smoothing reactor input end 61, and the San contact 73 of described switch 7 is connected with smoothing reactor output terminal 62.Described smoothing reactor 6 can suppress current break, avoids damaging single-phase bridge rectifier 5 components and parts such as grade because of current break.
As shown in Figure 1, described pressure regulator also comprises the ground connection binding post 11 being arranged on described shell 10.In use procedure, with earth lead, ground connection binding post 11 is connected with grounding body, when pressure regulator leaks electricity, by the shunting action of grounding body, flow through the electric current of human body no better than zero, so just avoided the danger human electric shock, the safety coefficient while further improving pressure regulator use.
As shown in Figure 1, on described shell 10, be provided with protective cover device, described protective cover device comprises protective cover 13, protective cover hinge 12 and protective cover lock 14; Described protective cover 13 is connected on shell 10 by protective cover hinge 12, and a part for described protective cover lock 14 is fixed on described protective cover 13, and the another part that is mated use is fixed on described shell 10.When not using pressure regulator or in carrying pressure regulator process, described protective cover 13 can be locked on described shell 10 by described protective cover lock 14, can block dust on the one hand, can prevent from the other hand breaking because of carelessness instrument or binding post; During use, open protective cover lock 14, by protective cover hinge 12, protective cover 13 is opened, so that user of service's operation.
As shown in Figure 1, for the ease of pressure regulator heat radiation, on described shell 10, be provided with louvre 15.
As shown in Figure 1, for the ease of carrying pressure regulator, on the end face of described shell 10, be provided with handle 16.
Claims (7)
1. pressure regulator, it is characterized in that: comprise shell (10), be arranged on first on described shell (10) and exchange inlet wire binding post (101), the second interchange inlet wire binding post (102), the first alternating current-direct current outlet binding post (103) and the second alternating current-direct current outlet binding post (104), embedded A.C. voltmeter (2), automatic coupling voltage regulator (4), switch (7), AC/DC voltage table (9) and the AC/DC reometer (8) being arranged on described shell (10), is arranged on the single-phase bridge rectifier (5) in described shell (10); after being connected with A.C. voltmeter the first terminals (21), described the first interchange inlet wire binding post (101) is connected with automatic coupling voltage regulator ac input end (41), after being connected with A.C. voltmeter the second terminals (22), described the second interchange inlet wire binding post (102) is connected with the public end of automatic coupling voltage regulator (43), after being connected with single-phase bridge rectifier the first ac input end (51), the slider ac output end (42) of described automatic coupling voltage regulator (4) is connected with first contact (71) of described switch (7), after being connected with single-phase bridge rectifier the second ac input end (52), the public end of described automatic coupling voltage regulator (43) is connected with the Qi contact (77) of described switch (7), the anodal DC output end of single-phase bridge rectifier (53) is connected with the San contact (73) of described switch (7), single-phase bridge rectifier negative pole DC output end (54) is connected with the Wu contact (75) of described switch (7), after being connected with Si contact (74), second contact (72) of described switch (7) is connected with AC/DC reometer the first terminals (81), AC/DC reometer the second terminals (82) are connected with described the first alternating current-direct current outlet binding post (103), after being connected with Ba contact (78), the Liu contact (76) of described switch (7) is connected with described the second alternating current-direct current outlet binding post (104), AC/DC voltage table the first terminals (91) are connected with described the first alternating current-direct current outlet binding post (103), AC/DC voltage table the second terminals (92) are connected with described the second alternating current-direct current outlet binding post (104).
2. pressure regulator as claimed in claim 1, it is characterized in that: also comprise the embedded earth leakage circuit breaker (3) being arranged on described shell (10), after being connected with A.C. voltmeter the first terminals (21), described the first interchange inlet wire binding post (101) is connected with earth leakage circuit breaker first input end (31), after being connected with A.C. voltmeter the second terminals (22), described the second interchange inlet wire binding post (102) is connected with earth leakage circuit breaker the second input end (32), earth leakage circuit breaker the first output terminal (33) is connected with described automatic coupling voltage regulator ac input end (41), earth leakage circuit breaker the second output terminal (34) is connected with the public end of described automatic coupling voltage regulator (43).
3. pressure regulator as claimed in claim 1 or 2, it is characterized in that: also comprise the smoothing reactor (6) being arranged in described shell (10), described smoothing reactor (6) is arranged in the circuit that the anodal DC output end of described single-phase bridge rectifier (53) is connected with the San contact (73) of described switch (7), the anodal DC output end of described single-phase bridge rectifier (53) is connected with smoothing reactor input end (61), and the San contact (73) of described switch (7) is connected with smoothing reactor output terminal (62).
4. pressure regulator as claimed in claim 1 or 2, is characterized in that: also comprise the ground connection binding post (11) being arranged on described shell (10).
5. pressure regulator as claimed in claim 1 or 2, is characterized in that: on described shell (10), be provided with protective cover device, described protective cover device comprises protective cover (13), protective cover hinge (12) and protective cover lock (14); It is upper that described protective cover (13) is connected to shell (10) by protective cover hinge (12), and it is upper that a part for described protective cover lock (14) is fixed on described protective cover (13), and the another part that is mated use is fixed on described shell (10).
6. pressure regulator as claimed in claim 1 or 2, is characterized in that: on described shell (10), be provided with louvre (15).
7. pressure regulator as claimed in claim 1 or 2, is characterized in that: on the end face of described shell (10), be provided with handle (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320557341.XU CN203397253U (en) | 2013-09-09 | 2013-09-09 | Voltage regulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320557341.XU CN203397253U (en) | 2013-09-09 | 2013-09-09 | Voltage regulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203397253U true CN203397253U (en) | 2014-01-15 |
Family
ID=49908775
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320557341.XU Expired - Lifetime CN203397253U (en) | 2013-09-09 | 2013-09-09 | Voltage regulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203397253U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104215850A (en) * | 2014-09-03 | 2014-12-17 | 河南宏达通信设备有限公司 | Movable multi-voltage output test equipment and circuit thereof |
-
2013
- 2013-09-09 CN CN201320557341.XU patent/CN203397253U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104215850A (en) * | 2014-09-03 | 2014-12-17 | 河南宏达通信设备有限公司 | Movable multi-voltage output test equipment and circuit thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140115 |
|
| CX01 | Expiry of patent term |