CN212230791U - Zero row installation device in switch board - Google Patents
Zero row installation device in switch board Download PDFInfo
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- CN212230791U CN212230791U CN202021342662.4U CN202021342662U CN212230791U CN 212230791 U CN212230791 U CN 212230791U CN 202021342662 U CN202021342662 U CN 202021342662U CN 212230791 U CN212230791 U CN 212230791U
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- pull rod
- row
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- installation
- mounting
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Abstract
The utility model provides a zero row installation device in switch board, include: the supporting seat is provided with a first installation part and a second installation part, the first installation part is located above the second installation part, the first installation part is used for installing a zero row, the second installation part is used for installing a ground row, and the zero row and the ground row are installed on the first installation part and the second installation part respectively and then have a distance between the zero row and the ground row. Ground row and zero row mutual interference problem that can lead to ground row and zero row among the prior art stacks together without the distance in ground row and zero row installation device in the switch board.
Description
Technical Field
The utility model relates to a switch board, concretely relates to ground zero row installation device in switch board.
Background
Among the prior art, the switch board includes: ground and zero rows. The earth bar is used for connecting and protecting an earth wire, and mainly prevents accidents caused by electric leakage of electrical equipment, no current exists under normal conditions, and if the current occurs, the earth leakage protection switch can trip for protection. The zero-row is used for connecting a zero line (represented by N) of three-phase four-wire system or single-phase alternating current, and the current of the single-phase alternating current is equal to the total current of a phase line (represented by L and commonly called a live line); in the three-phase four-wire system, the current is equal to the vector sum of the line currents of the three-phase power, so the zero line current in balancing the three-phase load is also zero. In a power distribution cabinet, generally, rows and zero rows are stacked together, and the ground row supports the zero rows, so that although the installation is realized, the defects still exist:
since the zero row must be insulated from the distribution box, the ground row is connected with the protection wire, the connected conducting wire is yellow-green, and the conducting wire is zero potential with the ground and is not insulated from the distribution box, no distance between the ground row and the zero row can cause the ground row and the zero row to interfere with each other, and the respective functions of the ground row and the zero row are difficult to realize.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a ground row of zero row installation device in switch board solves among the prior art ground row and zero row between no distance stack can lead to arranging and zero row mutual interference problem together.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a zero row installation device in switch board, include: the supporting seat is provided with a first installation part and a second installation part, the first installation part is located above the second installation part, the first installation part is used for installing a zero row, the second installation part is used for installing a ground row, and the zero row and the ground row are installed on the first installation part and the second installation part respectively and then have a distance between the zero row and the ground row.
Preferably, the first installation part and the second installation part can move in the vertical direction relative to the support base, and the support base is provided with a limiting mechanism which is used for limiting the movement of the first installation part and the second installation part.
Preferably, the limiting mechanism comprises: the limiting feet, the mounting plate, the pull rod, the guide rod, the first spring, the clamping block, the pressing rod and the second spring are extended from the first mounting part and the second mounting part, each clamping strip can be meshed with one limiting foot, the two limiting feet are fixed to the mounting plate, the mounting plate is fixed to the pull rod, one end of the pull rod is surrounded outside one end of the guide rod, the other end of the guide rod is fixed to the supporting seat, one end of the first spring is connected to the pull rod, the other end of the first spring is fixed to the supporting seat, the other end of the pull rod extends outwards from the supporting seat, the limiting feet can be kept away from the first mounting part and the second mounting part under the elastic force of the first spring, the supporting seat forms a mounting groove, the pull rod, the guide rod, the mounting plate and the limiting feet are all located in the mounting groove, the clamping block is used for keeping one limiting foot meshed with the first mounting, one end of a clamping block extends into the pull rod, the clamping block can move in the direction perpendicular to the pull rod relative to the pull rod, the clamping block is connected to one end of a pressing rod through a connecting block, the other end of the pressing rod extends to the outer side of the pull rod, the pressing rod is located on the outer side of the supporting seat, the connecting plate is connected to one end of a second spring, the other end of the second spring is fixed to the inner wall of the pull rod, and the clamping block can be kept located outside the pull rod under the elastic force of the second spring.
Preferably, the fixture block is the triangle-shaped structure, and fixture block one side is the inclined plane, and the fixture block opposite side is vertical face, and vertical face is used for breaking away from with mounting groove inner wall contact restriction spacing foot and first installation department and second installation department, and the inclined plane is located vertical face and is close to guide bar one side, sets up the perforation that supplies the pull rod to pass on the supporting seat, and the inclined plane is used for making the fixture block can be extruded by the perforation wall when the pull rod removes in to first installation department and second installation department and go into the pull rod.
Compared with the prior art, the utility model discloses following beneficial effect has:
through setting up the supporting seat, realized the support to first installation department and second installation department, the design of first installation department and second installation department has realized simultaneously and has arranged and can alternate segregation after the installation with zero, there is the distance also between arranging and zero exactly, can not contact again, the realization of arranging separately the function with zero with arranging, mutual interference has been avoided, and practice thrift the space, need not arrange with zero and set up other parts between arranging, through setting up the installation that first installation department and second installation department both realized arranging and zero, can not contact between arranging and zero after having guaranteed again to install.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
FIG. 1 is a schematic view of a zero-row installation apparatus in a power distribution cabinet;
FIG. 2 is a cross-sectional view of the zero row installation apparatus in the switch cabinet taken along a direction perpendicular to the tie bar;
fig. 3 is a cross-sectional view of the zero row installation device in the switch cabinet taken in a direction parallel to the tie rod.
Reference numerals: the device comprises a supporting seat 1, a first installation part 2, a clamping strip 21, a second installation part 3, a limiting mechanism 4, a limiting pin 41, an installation plate 42, a pull rod 43, a guide rod 44, a first spring 45, a clamping block 46, a pressing rod 47, a second spring 48, a ground row 5 and a zero row 6.
Detailed Description
In order to make the utility model realize that technical means, creation characteristics, achievement purpose and effect are clearer and easily understand, it is right to combine below the figure and the detailed implementation mode the utility model discloses do further explanation:
as shown in fig. 1 to 3, the utility model provides a ground row 5 zero row 6 installation device in switch board, include: the supporting seat 1 is provided with a first installation part 2 and a second installation part 3 on the supporting seat 1, the first installation part 2 is located above the second installation part 3, the first installation part 2 is used for installing a zero row 6, the second installation part 3 is used for installing a ground row 5, and the zero row 6 and the ground row 5 are respectively installed on the first installation part 2 and the second installation part 3, and then a distance is reserved between the zero row 6 and the ground row 5.
The first installation part 2 and the second installation part 3 can move in the vertical direction relative to the supporting seat 1, the supporting seat 1 is provided with a limiting mechanism 4, and the limiting mechanism 4 is used for limiting the movement of the first installation part 2 and the second installation part 3. Because, zero row 6 and ground row 5 need connect the electrical part separately, in order to avoid leading to wire between zero row 6 and the electrical part because of first installation department 2 and the restriction of second installation department 3 position, wire overlength between ground row 5 and the electrical part, avoid the wire overlength and lead to the wire in the switch board to be mixed and disorderly, consequently, designed first installation department 2 and second installation department 3 can go up and down, thereby can be closer to the electrical part that needs to be connected after making ground row 5 and zero row 6 install, and then need use stop gear 4 after going up and down, avoid leading to the wire that ground row 5 and zero row 6 are connected to drop because of ground row 5 and zero row 6 random movement, from both having reduced the connecting wire, the reliability after the wire is connected has been guaranteed again.
In order to design simple structure and convenient to use's stop gear 4, stop gear 4 includes: the mounting structure comprises limiting feet 41, a mounting plate 42, a pull rod 43, a guide rod 44, a first spring 45, a fixture block 46, a pressing rod 47 and a second spring 48, wherein a clamping strip 21 extends from each of the first mounting portion 2 and the second mounting portion 3, each clamping strip 21 can be meshed with one limiting foot 41, the two limiting feet 41 are fixed to the mounting plate 42, the mounting plate 42 is fixed to the pull rod 43, one end of the pull rod 43 surrounds the guide rod 44, the other end of the guide rod 44 is fixed to the supporting seat 1, one end of the first spring 45 is connected to the pull rod 43, the other end of the first spring 45 is fixed to the supporting seat 1, the other end of the pull rod 43 extends out of the supporting seat 1, the limiting feet 41 can be kept away from the first mounting portion 2 and the second mounting portion 3 under the elastic force of the first spring 45, a mounting groove is formed by the supporting seat 1, the pull rod 43, the guide rod 44, the mounting plate 42 and the limiting feet 41 are located in the mounting grooves, and the fixture, The other limiting pin 41 is engaged with the second mounting part 3, one end of the fixture block 46 extends into the pull rod 43, the fixture block 46 can move in the direction perpendicular to the pull rod 43 relative to the pull rod 43, the fixture block 46 is connected to one end of the pressing rod 47 through a connecting block, the other end of the pressing rod 47 extends to the outer side of the pull rod 43, the pressing rod 47 is located on the outer side of the supporting seat 1, the connecting plate is connected to one end of the second spring 48, the other end of the second spring 48 is fixed to the inner wall of the pull rod 43, and the fixture block 46 can be kept located on the outer side of the pull rod.
In order to facilitate the pushing of the pull rod 43 to the first installation part 2 and the second installation part 3, the fixture block 46 is of a triangular structure, one side of the fixture block 46 is an inclined surface, the other side of the fixture block 46 is a vertical surface, the vertical surface is used for being in contact with the inner wall of the installation groove to limit the spacing foot 41 to be separated from the first installation part 2 and the second installation part 3, the inclined surface is located on one side, close to the guide rod 44, of the vertical surface, a through hole for the pull rod 43 to pass through is formed in the support seat 1, and the inclined surface is used for enabling the fixture block 46 to be extruded into the pull rod 43 through the through hole wall when.
The first installation part 2 and the second installation part 3 are of block structures, installation holes for arranging the zero row 6 or the ground row 5 are formed in the first installation part 2 and the second installation part 3, and grooves for leaking the first installation part 2 and the second installation part 3 are formed in the supporting seat 1.
The working principle of the embodiment is as follows:
under normal conditions, first spring 45 is compressed, a spacing foot 41 meshes with the card strip 21 of first installation department 2, spacing foot 41 and card strip 21 all are provided with one row of latch, another spacing foot 41 meshes with the card strip 21 of second installation department 3, card strip 21 is long enough, consequently remove the back latch still can mesh with the spacing foot 41 that corresponds, fixture block 46 is located the mounting groove, the vertical face of fixture block 46 hugs closely with the mounting groove inner wall, 1 wall of supporting seat is located between fixture block 46 and the push rod 47, fixture block 46 and push rod 47 all emit pull rod 43 under second spring 48 elasticity.
When the first installation part 2 and the second installation part 3 need to be moved, the pressing rod 47 is pressed, so that the fixture block 46 is retracted into the pull rod 43, the fixture block 46 on the pull rod 43 is popped out of the support seat 1 under the elastic force of the first spring 45, the limiting pin 41 is separated from the fixture strip 21, the pull rod 43 is released, and then the positions of the first installation part 2 and the second installation part 3 can be adjusted, so that the positions of the ground row 5 and the zero row 6 meet the requirements. After the adjustment, the pull rod 43 is pressed, so that the fixture block 46 moves towards the inside of the installation groove, because the fixture block 46 is provided with the inclined surface, the fixture block 46 can be extruded into the pull rod 43, finally, when the fixture block 46 moves into the installation groove, the fixture block 46 is popped out of the pull rod 43 under the elastic force of the second spring 48, the limiting foot 41 is meshed with the fixture strip 21, and the limitation of the first installation part 2 and the second installation part 3 is realized.
Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.
Claims (4)
1. The utility model provides a zero row installation device in switch board which characterized in that includes: the supporting seat is provided with a first installation part and a second installation part, the first installation part is located above the second installation part, the first installation part is used for installing a zero row, the second installation part is used for installing a ground row, and the zero row and the ground row are installed on the first installation part and the second installation part respectively and then have a distance between the zero row and the ground row.
2. The device for mounting a ground row in a power distribution cabinet according to claim 1, wherein the first mounting portion and the second mounting portion are both capable of moving in a vertical direction relative to the support base, and a limiting mechanism is mounted on the support base for limiting the movement of the first mounting portion and the second mounting portion.
3. The neutral row installation device in switch board of claim 2, characterized in that stop gear comprises: the limiting feet, the mounting plate, the pull rod, the guide rod, the first spring, the clamping block, the pressing rod and the second spring are extended from the first mounting part and the second mounting part, each clamping strip can be meshed with one limiting foot, the two limiting feet are fixed to the mounting plate, the mounting plate is fixed to the pull rod, one end of the pull rod is surrounded outside one end of the guide rod, the other end of the guide rod is fixed to the supporting seat, one end of the first spring is connected to the pull rod, the other end of the first spring is fixed to the supporting seat, the other end of the pull rod extends outwards from the supporting seat, the limiting feet can be kept away from the first mounting part and the second mounting part under the elastic force of the first spring, the supporting seat forms a mounting groove, the pull rod, the guide rod, the mounting plate and the limiting feet are all located in the mounting groove, the clamping block is used for keeping one limiting foot meshed with the first mounting, one end of a clamping block extends into the pull rod, the clamping block can move in the direction perpendicular to the pull rod relative to the pull rod, the clamping block is connected to one end of a pressing rod through a connecting block, the other end of the pressing rod extends to the outer side of the pull rod, the pressing rod is located on the outer side of the supporting seat, the connecting plate is connected to one end of a second spring, the other end of the second spring is fixed to the inner wall of the pull rod, and the clamping block can be kept located outside the pull rod under the elastic force of the second spring.
4. The ground zero-row installation device in power distribution cabinet according to claim 3, characterized in that the fixture block is of a triangular structure, one side of the fixture block is an inclined plane, the other side of the fixture block is a vertical plane, the vertical plane is used for contacting with the inner wall of the installation groove to limit the spacing foot to be separated from the first installation part and the second installation part, the inclined plane is located on one side, close to the guide rod, of the vertical plane, a through hole for the pull rod to pass through is formed in the support seat, and the inclined plane is used for enabling the fixture block to be extruded into the pull rod by the wall of the through hole when the pull.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021342662.4U CN212230791U (en) | 2020-07-09 | 2020-07-09 | Zero row installation device in switch board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021342662.4U CN212230791U (en) | 2020-07-09 | 2020-07-09 | Zero row installation device in switch board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212230791U true CN212230791U (en) | 2020-12-25 |
Family
ID=73910438
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021342662.4U Active CN212230791U (en) | 2020-07-09 | 2020-07-09 | Zero row installation device in switch board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212230791U (en) |
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2020
- 2020-07-09 CN CN202021342662.4U patent/CN212230791U/en active Active
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