CN210668993U - Switching device with unbalanced three phase self-recognition function - Google Patents
Switching device with unbalanced three phase self-recognition function Download PDFInfo
- Publication number
- CN210668993U CN210668993U CN201921913623.2U CN201921913623U CN210668993U CN 210668993 U CN210668993 U CN 210668993U CN 201921913623 U CN201921913623 U CN 201921913623U CN 210668993 U CN210668993 U CN 210668993U
- Authority
- CN
- China
- Prior art keywords
- mounting panel
- piece
- switch
- joint
- mounting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/50—Arrangements for eliminating or reducing asymmetry in polyphase networks
Landscapes
- Switch Cases, Indication, And Locking (AREA)
Abstract
The utility model provides a switching device with unbalanced three phase is from discernment relates to the unbalanced three phase switch field from discernment. Including switch body and mounting panel, device groove and two movable grooves have been seted up respectively to the inside of mounting panel, the inside in device groove is provided with respectively presses dynamic structure and fixed knot to construct, press dynamic structure including the extrusion piece. The utility model discloses a set up the mounting panel, in the installation switch, fix the mounting panel at the mounted position earlier, then install the switch on the mounting panel again, set up through pressing structure and fixed knot structure cooperation, carry out fixed joint to the switch, make the switch can with the mounting panel stationary state that keeps, during the installation, only need press the pressing piece of the mounting panel left and right sides, can fix the switch, it is fixed to pressing piece joint through setting up the joint structure, make when dismantling the switch, only need stimulate simultaneously downwards and draw the piece, can let fixed knot structure relieve the joint effect to the switch.
Description
Technical Field
The utility model relates to an unbalanced three phase is from the switch field of discernment, especially relates to a switching device with unbalanced three phase is from discernment.
Background
Three-phase unbalance means that three-phase currents or voltages in an electric power system have inconsistent amplitudes and the amplitude difference exceeds a specified range; the three-phase unbalance of the power system is caused by three-phase load unbalance and three-phase parameter asymmetry of system elements, the balanced condition of three-phase voltage is one of main indexes of electric energy quality, the three-phase unbalance can cause additional heating and vibration of a rotating motor, the leakage flux of a transformer is increased and local overheating is caused, the line loss of a power grid is increased, and various protection and automatic devices are mistakenly operated.
In unbalanced three phase power system, for the disconnection and the intercommunication of control current, generally can realize this function through the unbalanced three phase switch of discerning of installation, and the unbalanced three phase of current is from discerning switching device when the installation, directly through the screw fixation on the assigned position, when the switch breaks down or needs to be changed, need get off the screw is whole to dismantle, need tighten the screw one by one again in the installation, it is more troublesome to operate, it is not convenient enough.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a switching device with unbalanced three is from discerning to solve above-mentioned technical problem.
The utility model discloses a solve above-mentioned technical problem, adopt following technical scheme to realize: the utility model provides a switching device with unbalanced three phase is from discernment, includes switch body and mounting panel, device groove and two movable grooves have been seted up respectively to the inside of mounting panel, the inside in device groove is provided with respectively presses dynamic structure and fixed knot to construct, press the dynamic structure including the extrusion piece, one side fixedly connected with connecting rod of extrusion piece, just the one end of connecting rod is run through the inside of mounting panel extends to one side of mounting panel, the connecting rod extends to the outside one end fixedly connected with of mounting panel and presses the piece, the inside in movable groove is provided with the joint structure.
The switch body is the looks adaptation with the mounting panel, and the mounting panel is used for installing the switch body, and the device trench is located the inside intermediate position of mounting panel for place and press structure and fixed knot structure, two movable grooves are located the left and right sides of mounting panel respectively, are used for placing the joint structure.
Furthermore, a first spring is sleeved between one side of the pressing piece and the opposite side of the mounting plate on the surface of the connecting rod, and a buckle is fixedly connected to the bottom of one side of the pressing piece.
For pressing the piece and providing elasticity support through first spring for press the piece and can reset, buckle and joint piece adaptation are through both joints, make and press the piece and obtain fixedly.
Further, the fixed knot constructs including two dead levers, the fixed block has been cup jointed on the surface of dead lever, the surface of dead lever just is located one side of fixed block has cup jointed the second spring.
Two dead levers are fixed in the centre of device inslot surface top and bottom respectively, play limiting displacement to the fixed block through the fixed lever, the inside spout that is provided with the dead lever adaptation of fixed block for the fixed block can slide along the dead lever surface when receiving the extrusion piece extrusion.
Further, the joint structure includes the slide bar, the slider has been cup jointed on the surface of slide bar, one side fixedly connected with joint piece of slider, one side of joint piece just is located the outside one side fixedly connected with of mounting panel draws the piece, the surface of slide bar just is located the bottom of slider is cup jointed in the third spring.
The top and the bottom of slide bar respectively with the top and the bottom fixed connection of activity inslot surface, the surperficial sliding connection of slider and slide bar, joint piece and buckle adaptation move to the activity inslot portion through the buckle.
Further, the mounting groove has all been seted up to the positive top of mounting panel and bottom, the top and the bottom of the mounting panel left and right sides all are provided with the mounting.
The two mounting grooves are matched with the mounting block.
Further, the back fixedly connected with two installation pieces of switch body, two card holes have been seted up at the top of installation piece.
The mounting block is matched with the mounting groove, and the switch body can be fixed on the mounting plate through clamping connection of the mounting block and the mounting groove.
The utility model has the advantages that:
the utility model discloses a set up the mounting panel, in the installation switch, fix the mounting panel at the mounted position earlier, then install the switch on the mounting panel again, set up through pressing structure and fixed knot structure cooperation, carry out fixed joint to the switch, make the switch can with the mounting panel stationary fixed state that keeps, during the installation, only need press the pressing piece of the mounting panel left and right sides, can fix the switch, it is fixed to pressing piece joint through setting up the joint structure, make when dismantling the switch, only need stimulate the pulling piece downwards simultaneously, can let fixed knot construct and relieve the joint effect to the switch, compare in traditional screw fixation mode, it is more convenient to operate, and is simple, the practicality is higher, there is not too much operating procedure, and then can improve the installation or the work efficiency who dismantles.
Drawings
Fig. 1 is a schematic structural diagram of a switch body of the present invention;
fig. 2 is a schematic structural view of the back surface of the switch body of the present invention;
FIG. 3 is a schematic structural view of the mounting plate of the present invention;
FIG. 4 is a schematic structural view of the interior of the mounting plate of the present invention;
fig. 5 is an enlarged schematic view of the portion a shown in fig. 4.
Reference numerals: 1-switch body, 2-mounting plate, 3-device groove, 4-movable groove, 5-pressing structure, 51-extrusion block, 52-connecting rod, 53-pressing part, 54-first spring, 55-buckle, 6-fixing structure, 61-fixing rod, 62-fixing block, 63-second spring, 7-clamping structure, 71-sliding rod, 72-sliding block, 73-clamping block, 74-pulling part, 75-third spring, 8-mounting groove, 9-fixing part, 10-mounting block and 11-clamping hole.
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand, the present invention will be further explained below with reference to the following embodiments and the accompanying drawings, but the following embodiments are only the preferred embodiments of the present invention, and not all embodiments are included. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention.
Specific embodiments of the present invention will be described below with reference to the accompanying drawings.
As shown in fig. 1-5, a switching device with unbalanced three phase self-recognition, including switch body 1 and mounting panel 2, device groove 3 and two movable groove 4 have been seted up respectively to the inside of mounting panel 2, the inside of device groove 3 is provided with presses 5 and fixed knot construct 6 respectively, press 5 including extrusion piece 51 of structure, one side fixedly connected with connecting rod 52 of extrusion piece 51, just the one end of connecting rod 52 runs through the inside of mounting panel 2 and extend to one side of mounting panel 2, the connecting rod 52 extends to the outside one end fixedly connected with of mounting panel 2 and presses piece 53, the inside of movable groove 4 is provided with joint structure 7.
Switch body 1 and mounting panel 2 are the looks adaptation, mounting panel 2 is used for installing switch body 1, device groove 3 is located the inside intermediate position of mounting panel 2, be used for placing and press structure 5 and fixed knot structure 6, two activity grooves 4 are located the left and right sides of mounting panel 2 respectively, be used for placing joint structure 7, two extrusion piece 51 are a trapezoidal, its top and bottom respectively with the top and the bottom sliding connection of device groove 3 internal surface, press piece 53 through inwards pressing, can make connecting rod 52 drive extrusion piece 51 inwards move, fixed knot structure 6 mainly through with press structure 5 cooperation, fix the switch, joint structure 7 is then fixed pressing structure 5.
A first spring 54 is sleeved between one side of the pressing piece 53 and the opposite side of the mounting plate 2 on the surface of the connecting rod 52, and a buckle 55 is fixedly connected to the bottom of one side of the pressing piece 53.
For pressing piece 53 to provide elasticity through first spring 54 and support, make and press piece 53 and can reset, buckle 55 and joint piece 73 adaptation, through both joints, make and press piece 53 to obtain fixedly, finally make fixed knot construct 6 and press structure 5 and can keep the stationary state, make switch body 1 can keep stable stationary state with mounting panel 2.
The fixing structure 6 comprises two fixing rods 61, a fixing block 62 is sleeved on the surface of each fixing rod 61, and a second spring 63 is sleeved on the surface of each fixing rod 61 and located on one side of each fixing block 62.
Two dead levers 61 are fixed in the centre of device groove 3 internal surface top and bottom respectively, play limiting displacement to fixed block 62 through dead lever 61, fixed block 62 is inside to be provided with the spout with dead lever 61 adaptation, make fixed block 62 when receiving extrusion block 51 extrusion, can be along dead lever 61 surface sliding, fixed block 62 top is two card axles, with two card hole 11 adaptations on the installation piece 10, the bottom of fixed block 62 sets up the inclined plane to two symmetries, this inclined plane and the inclined plane adaptation of extrusion block 51 one side, move through extrusion block 51, can extrude fixed block 62 and remove, realize fixed block 62 to the joint effect of installation piece 10, second spring 63 is located one side of fixed block 62 and the relative one side of device groove 3 internal surface, provide elasticity for fixed block 62 through second spring 63, make fixed block 62 can reset.
The top and the bottom of slide bar 71 respectively with the top and the bottom fixed connection of activity groove 4 internal surface, slider 72 and slide bar 71's surperficial sliding connection, joint piece 73 and buckle 55 adaptation, move to activity groove 4 inside through buckle 55, and extrude joint piece 73, finally make joint piece 73 and buckle 55 joint, pull piece 74 through the pulling downwards, can drive joint piece 73 downstream, make it separate with buckle 55, third spring 75 makes joint piece 73 after the extrusion force disappears, can reset.
Two mounting grooves 8 and installation piece 10 looks adaptation are provided with the round hole on the mounting 9 for the construction bolt fixes mounting panel 2 on appointed mounted position.
The back of the switch body 1 is fixedly connected with two mounting blocks 10, and two clamping holes 11 are formed in the tops of the mounting blocks 10.
The working principle is as follows:
when the switch is installed, the installation plate 2 is fixed on a specified installation position through screws, after the installation plate 2 is completely fixed, the switch is installed, the back surface of the switch body 1 is aligned to the front surface of the installation plate 2, two installation blocks 10 on the back surface of the switch body 1 are aligned to two installation grooves 8 on the front surface of the installation plate 2, and then the switch body 1 is installed on the installation plate 2;
then, the switch is fixed, the connecting rod 52 can drive the extrusion block 51 to move by simultaneously pressing the pressing pieces 53 on the left side and the right side of the mounting plate 2, and the two fixing blocks 62 are extruded by moving the extrusion block 51 and extend into the mounting groove 8;
when the pressing piece 53 is pressed, the buckle 55 at the bottom of one side of the pressing piece 53 is driven to move, so that the buckle 55 gradually extends into the movable groove 4, when the pressing piece 53 can not be pressed any more, the buckle 55 is just clamped with the clamping block 73, the pressing piece 53 is clamped and kept in a stable fixed state, the fixing block 62 is just clamped with the two clamping holes 11 on the mounting block 10, the mounting block 10 is fixed, and finally the switch body 1 is kept fixed;
when dismantling the switch, only need two pulling parts 74 of downward simultaneous pulling, can drive joint piece 73 while lapse, and drive slider 72 and slide down along the surface of slide bar 71, make third spring 75 receive the extrusion, when joint piece 73 lapse, gradually with buckle 55 separation, separate until both completely, this moment under the spring action of first spring 54, make and press a 53 outside removal, finally make fixed block 62 and installation piece 10 separate, switch body 1 no longer receives the joint effect this moment, then directly take off switch body 1 can.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a switchgear with unbalanced three phase self-discernment which characterized in that: including switch body (1) and mounting panel (2), device groove (3) and two movable groove (4) have been seted up respectively to the inside of mounting panel (2), the inside of device groove (3) is provided with respectively presses dynamic structure (5) and fixed knot constructs (6), press dynamic structure (5) including extrusion piece (51), one side fixedly connected with connecting rod (52) of extrusion piece (51), just the one end of connecting rod (52) is run through the inside of mounting panel (2) extends to one side of mounting panel (2), connecting rod (52) extend to the outside one end fixedly connected with of mounting panel (2) press movable piece (53), the inside of movable groove (4) is provided with joint structure (7).
2. The switchgear with self-identification of three-phase unbalance according to claim 1, characterized in that: the surface of the connecting rod (52) is positioned between one side of the pressing piece (53) and the opposite side of the mounting plate (2), a first spring (54) is sleeved, and the bottom of one side of the pressing piece (53) is fixedly connected with a buckle (55).
3. The switchgear with self-identification of three-phase unbalance according to claim 1, characterized in that: the fixing structure (6) comprises two fixing rods (61), the surface of each fixing rod (61) is sleeved with a fixing block (62), and the surface of each fixing rod (61) is located on one side of each fixing block (62) in a sleeved mode with a second spring (63).
4. The switchgear with self-identification of three-phase unbalance according to claim 1, characterized in that: joint structure (7) include slide bar (71), slider (72) have been cup jointed on the surface of slide bar (71), one side fixedly connected with joint piece (73) of slider (72), one side of joint piece (73) just is located one side fixedly connected with of mounting panel (2) outside draws and moves piece (74), the surface of slide bar (71) just is located the bottom of slider (72) is cup jointed in third spring (75).
5. The switchgear with self-identification of three-phase unbalance according to claim 1, characterized in that: mounting groove (8) have all been seted up to the positive top of mounting panel (2) and bottom, the top and the bottom of mounting panel (2) left and right sides all are provided with mounting (9).
6. The switchgear with self-identification of three-phase unbalance according to claim 1, characterized in that: the back fixedly connected with two installation pieces (10) of switch body (1), two card holes (11) have been seted up at the top of installation piece (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921913623.2U CN210668993U (en) | 2019-11-07 | 2019-11-07 | Switching device with unbalanced three phase self-recognition function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921913623.2U CN210668993U (en) | 2019-11-07 | 2019-11-07 | Switching device with unbalanced three phase self-recognition function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210668993U true CN210668993U (en) | 2020-06-02 |
Family
ID=70812149
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921913623.2U Active CN210668993U (en) | 2019-11-07 | 2019-11-07 | Switching device with unbalanced three phase self-recognition function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210668993U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112237294A (en) * | 2020-09-10 | 2021-01-19 | 安徽鑫泉米业股份有限公司 | Rice milk production test system convenient for adding different ingredients |
| CN112260388A (en) * | 2020-09-23 | 2021-01-22 | 芜湖乐佳自动化机械有限公司 | Power-off prevention device for electrifying electrical system |
-
2019
- 2019-11-07 CN CN201921913623.2U patent/CN210668993U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112237294A (en) * | 2020-09-10 | 2021-01-19 | 安徽鑫泉米业股份有限公司 | Rice milk production test system convenient for adding different ingredients |
| CN112260388A (en) * | 2020-09-23 | 2021-01-22 | 芜湖乐佳自动化机械有限公司 | Power-off prevention device for electrifying electrical system |
| CN112260388B (en) * | 2020-09-23 | 2023-03-14 | 芜湖乐佳自动化机械有限公司 | Power-off prevention device for electrifying electrical system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210668993U (en) | Switching device with unbalanced three phase self-recognition function | |
| CN108376852A (en) | Intelligent electric-shock protection socket | |
| CN102412098B (en) | Energy-saving alternating-current contactor with fault clearing lock | |
| CN203910634U (en) | Grounding switch manual and electric operation automatic conversion device | |
| CN108899780B (en) | Movable switch board | |
| CN207966876U (en) | A kind of air-break fixing device | |
| CN220821389U (en) | Knife switch mounting seat for high-voltage switch | |
| CN218352298U (en) | Energy-saving motor capable of being quickly disassembled and assembled | |
| CN201717800U (en) | Power supply device for ultra-large power silicon carbide smelting furnace and silicon carbide smelting device | |
| CN212992249U (en) | Roof type solar energy collection and power generation device | |
| CN214507579U (en) | Novel smart power grids protection that opens circuit device | |
| CN211456257U (en) | Switch cabinet easy to install | |
| CN219514420U (en) | Mounting component of electrical appliance | |
| CN216086561U (en) | Cell panel combined clamp on steel cable photovoltaic support | |
| CN220156010U (en) | Portable electrical equipment accessory | |
| CN215870556U (en) | Comprehensive wiring auxiliary device for weak current intelligent engineering | |
| CN219041608U (en) | Fixed knot constructs convenient to electric installation maintains in converter cabinet | |
| CN214271406U (en) | Temperature adjusting circuit board for electric iron | |
| CN210431205U (en) | Converter binding post mounting structure | |
| CN210490129U (en) | Low-voltage power distribution device | |
| CN218182116U (en) | Load switch and isolator interlock | |
| CN212005035U (en) | Movable base for operation therapeutic machine | |
| CN211377223U (en) | Easily install assembled high-voltage board | |
| CN210778391U (en) | Linkage shaft for circuit breaker and linkage structure thereof | |
| CN220233050U (en) | Electrical engineering distribution breaker applicable to underground mine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |