CN201877755U - Medium and low voltage test type direct current wall power supply unit - Google Patents
Medium and low voltage test type direct current wall power supply unit Download PDFInfo
- Publication number
- CN201877755U CN201877755U CN2010206131992U CN201020613199U CN201877755U CN 201877755 U CN201877755 U CN 201877755U CN 2010206131992 U CN2010206131992 U CN 2010206131992U CN 201020613199 U CN201020613199 U CN 201020613199U CN 201877755 U CN201877755 U CN 201877755U
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- power supply
- circuit breaker
- pipe joint
- direct current
- type pipe
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- Expired - Fee Related
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Abstract
The utility model relates to a medium and low voltage test type direct current wall power supply unit, which comprises a plug-in type tube connector arranged in a power supply box, a circuit breaker, an earth terminal block and positive and negative terminal blocks, wherein the plug-in type tube connector is arranged at the upper part of a back plate in the power supply box, the circuit breaker is arranged at the upper part of the back plate in the power supply box and at one side of the plug-in type tube connector and is connected with the plug-in type tube connector through a lead, the earth terminal block is connected with the back plate under the plug-in type tube connector through a lead, and the positive and negative terminal blocks are arranged on the back plate under the circuit breaker in parallel and are respectively connected with the circuit breaker through leads. The medium and low voltage test type direct current wall power supply unit has the characteristics that the direct current wall power supply unit is wired flexibly, is safe and reliable, is reasonable in layout, is convenient to operate and protects the cable, etc.
Description
Technical field
The utility model relates to the technical field that a kind of field power supply is laid, specifically a kind of be used for that industrial and mining enterprises' DC power supply device uses in, low pressure test (LPT) type direct current wall power device.
Background technology
At present, especially electric experimental unit of each industrial and mining enterprises is generally using a large amount of DC equipment, the normal instructions for use of these equipment has reliable power supply and connects, in addition, along with places such as laboratory are more and more higher to the requirement of site environment, wall power guarantees the necessary choice that the place installations and facilities are attractive in appearance often.All kinds of for this reason wall power emerge in an endless stream, and ordinary circumstance, people often do not design with the AC power difference the direct current wall power, cause DC power supply to be caused all kinds of accidents by mistake as AC power.Common in addition wall power rated current is little, can not satisfy the demand of the big load current of DC equipment.In addition, minority adopts inserting type pipe joint power supply design, and is can not fine solution casing huge, influences problem attractive in appearance.
Summary of the invention
The utility model provides a kind of wiring flexible, safe and reliable, rationally distributed in order to overcome above-mentioned defective, handled easily, the protection cable in, low pressure test (LPT) type direct current wall power device.
The technical solution adopted in the utility model is: in a kind of, low pressure test (LPT) type direct current wall power device, comprise the inserting type pipe joint that is arranged in the power supply box, circuit breaker, grounding terminal block and just, the negative electricity terminal board, described inserting type pipe joint is arranged on the top of the backboard in the power supply box, described circuit breaker is arranged on case entodorsum top, one side of inserting type pipe joint, and be connected with inserting type pipe joint by lead, grounding terminal block is connected on the backboard of inserting type pipe joint below by lead, just described, the negative electricity terminal board is arranged side by side on the backboard below the circuit breaker, just, the negative electricity terminal board is connected with circuit breaker by lead respectively.
Described inserting type pipe joint is at least two covers, two cover inserting type pipe joint upper and lower settings, and described circuit breaker is three, three circuit breakers are arranged side by side.
The door of power supply box adopts hinge type to be connected with casing.
The utility model adopts inserting type pipe joint to carry out the power supply connection, and wiring is flexible, and is obvious with the AC power difference, can carry out the power supply attended operation very intuitively, avoids improving security performance because of DC power supply is caused all kinds of accidents by mistake as AC power; Adopt the hinge type chamber door, simplified the connected mode of chamber door and casing, reduced the casing volume, the outer thickness of the outstanding wall of casing is reduced, strengthened aesthetic property, the hinge type chamber door also can be held the outer cable that connects in addition, make cable form appropriate bending radius, the protection cable guarantees that the power supply contact is good; Two inserting type pipe joint sockets are set are in order to make the easy to connect of fixed power source line commonly used, and can better guarantee operating personnel's safety; The control respectively that three circuit breakers can carry out general supply and branch power supply is set, flexible operation, fail safe is higher; Circuit breaker, grounding terminal block and positive and negative electric terminal come in the power box rationally distributed, handled easily.
Description of drawings
Fig. 1 is a schematic diagram of the present utility model.
Fig. 2 is an electric hookup of the present utility model.
Embodiment:
Now in conjunction with the accompanying drawings the utility model is further described, Fig. 1 is a kind of embodiment of the present utility model, comprise the inserting type pipe joint 1, circuit breaker, grounding terminal block 5 and the positive and negative electric terminal row 6 that are arranged in the power supply box, described inserting type pipe joint 1 is arranged on the top of the backboard in the power supply box.Described circuit breaker is arranged on a side of case entodorsum top, inserting type pipe joint 1, and is connected with inserting type pipe joint 1 by lead.Grounding terminal block 5 is connected by lead on the backboard of inserting type pipe joint 1 below, and described positive and negative electric terminal row 6 is arranged side by side on the backboard below the circuit breaker, and positive and negative electric terminal row 6 is connected with circuit breaker by lead respectively.The utility model inserting type pipe joint 1 is at least two covers, and present embodiment is two covers, two cover inserting type pipe joints, 1 upper and lower settings, one last one down, two cover inserting type pipe joints 1 are connected with grounding terminal block 5 respectively.The circuit breaker of present embodiment is three: circuit breaker A2, circuit breaker B3 and circuit breaker C4, three circuit breakers are installed side by side, circuit breaker A2 is connected with the general supply circuit in the present embodiment, two are connected with the branch power supply circuit respectively in addition: circuit breaker B3 is connected with inserting type pipe joint 1, circuit breaker C4 is connected with positive and negative electric connecting terminals, sees Fig. 2, and three circuit breakers can carry out the control respectively of general supply and branch power supply, behaviour is by flexible, and fail safe is higher.The door of power supply box adopts hinge type to be connected with casing in the present embodiment; this version has been simplified the connected mode of chamber door and casing; reduced the casing volume; the outer thickness of the outstanding wall of casing is reduced; strengthened aesthetic property, the hinge type chamber door also can be held the outer cable that connects in addition, makes cable form appropriate bending radius; the protection cable guarantees that the power supply contact is good.
The utility model adopts inserting type pipe joint 1 to carry out the power supply connection; inserting type pipe joint 1 possesses water-proof function; the band over cap; wiring is flexible, safe and reliable; obvious with the AC power difference; can carry out the power supply attended operation very intuitively, avoid improving security performance because of DC power supply is caused all kinds of accidents by mistake as AC power.The direct current definite purpose circuit breaker that described circuit breaker adopts the band positive-negative power to indicate, the general 16mm that adopts between described each element
2Lead connects, and uses red lead to connect positive supply, uses blue lead to connect negative supply, uses yellowish green alternate lead to connect ground wire, the positive and negative and ground with the difference power supply.Two cover inserting type pipe joints 1 allow electric current to be not less than 63A.
In the present embodiment inserting type pipe joint is placed on the upper left side, circuit breaker is placed on the upper right side, earth terminal is placed on the lower-left side, positive and negative electric terminal row 6 is placed on the arrangements of elements of lower right side, can prevent to plug pipe joint power supply mistiming and bump positive and negative electric terminal row, select the binding post of shorter position for use, circuit breaker and positive and negative electric terminal row 6 are placed on distance position far away, bump positive and negative electric terminal row 6 in the time that operating breaker can being prevented accidentally by mistake, rationally distributed, compact conformation is convenient to operation.
It is flexible to the utlity model has wiring, safe and reliable, rationally distributed, handled easily, the characteristics such as protection cable.
Claims (3)
1. in one kind, low pressure test (LPT) type direct current wall power device, it is characterized in that: comprise the inserting type pipe joint that is arranged in the power supply box, circuit breaker, grounding terminal block and just, the negative electricity terminal board, described inserting type pipe joint is arranged on the top of the backboard in the power supply box, described circuit breaker is arranged on case entodorsum top, one side of inserting type pipe joint, and be connected with inserting type pipe joint by lead, grounding terminal block is connected on the backboard of inserting type pipe joint below by lead, just described, the negative electricity terminal board is arranged side by side on the backboard below the circuit breaker, just, the negative electricity terminal board is connected with circuit breaker by lead respectively.
2. in according to claim 1, low pressure test (LPT) type direct current wall power device, it is characterized in that: described inserting type pipe joint is at least two covers, two cover inserting type pipe joint upper and lower settings, described circuit breaker is three, three circuit breakers are arranged side by side.
3. in according to claim 1, low pressure test (LPT) type direct current wall power device, it is characterized in that: the door of power supply box is connected with casing employing hinge type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206131992U CN201877755U (en) | 2010-11-18 | 2010-11-18 | Medium and low voltage test type direct current wall power supply unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206131992U CN201877755U (en) | 2010-11-18 | 2010-11-18 | Medium and low voltage test type direct current wall power supply unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201877755U true CN201877755U (en) | 2011-06-22 |
Family
ID=44165664
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206131992U Expired - Fee Related CN201877755U (en) | 2010-11-18 | 2010-11-18 | Medium and low voltage test type direct current wall power supply unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201877755U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105843109A (en) * | 2015-01-30 | 2016-08-10 | 费希尔-罗斯蒙特***公司 | Apparatus to communicatively couple three-wire field devices to controllers in a process control system |
-
2010
- 2010-11-18 CN CN2010206131992U patent/CN201877755U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105843109A (en) * | 2015-01-30 | 2016-08-10 | 费希尔-罗斯蒙特***公司 | Apparatus to communicatively couple three-wire field devices to controllers in a process control system |
| CN105843109B (en) * | 2015-01-30 | 2021-03-09 | 费希尔-罗斯蒙特***公司 | Apparatus to communicatively couple a three-wire field device to a controller in a process control system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110622 Termination date: 20121118 |