CN215934268U - Intelligent low-voltage drawer cabinet one-time plugging and pulling pushing mechanism - Google Patents
Intelligent low-voltage drawer cabinet one-time plugging and pulling pushing mechanism Download PDFInfo
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- CN215934268U CN215934268U CN202122378707.4U CN202122378707U CN215934268U CN 215934268 U CN215934268 U CN 215934268U CN 202122378707 U CN202122378707 U CN 202122378707U CN 215934268 U CN215934268 U CN 215934268U
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- drawer
- connecting plate
- interlocking rope
- circuit breaker
- screw rod
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Abstract
A primary plugging and pulling mechanism of an intelligent low-voltage drawer cabinet comprises a drawer door and a primary connector, wherein a drawer bottom plate is installed on the back surface of the drawer door, a circuit breaker and a pushing screw rod are installed on the drawer bottom plate respectively, and a manual operation handle is connected to the circuit breaker; the side surface of the primary connector is connected with a connecting plate column through a connecting plate, and the upper end of the connecting plate column is tightly buckled in an external spiral convex thread groove of the propelling screw rod; the front end of the propelling screw is provided with a panel, an interlocking rope is arranged in a central through hole in the middle of the propelling screw, two ends of the interlocking rope are respectively connected with an interlocking rope end and an interlocking rope thimble, and the interlocking rope thimble is positioned at a brake-separating release of the circuit breaker. The utility model overcomes the defects of the prior art, and the rocking handle is inserted into the panel at the front end of the pushing screw rod to rotate, so that the connecting plate is driven by the connecting plate column to push the primary connector forwards, and the primary connector is inserted and connected towards the vertical bus in the switch cabinet; therefore, the movement frequency of the plugging connection point is reduced, and the connection operation reliability is improved.
Description
Technical Field
The utility model relates to the technical field of drawer type switch cabinets, in particular to a one-time plugging and pulling pushing mechanism of an intelligent low-voltage drawer cabinet.
Background
The low-voltage switch cabinet is suitable for industries such as power plants, petroleum, chemical industry, metallurgy, textile, high-rise buildings and the like, and is used for power transmission, power distribution and electric energy conversion. The main circuit connector in the drawer type low-voltage switch cabinet is generally divided into a movable plug-in unit and a static plug-in unit, and the movable plug-in unit is driven by the drawer to move so as to enable the movable plug-in unit and the static plug-in unit to be switched on and off.
The existing low-voltage switchgear assemblies are of various structural forms, and drawer-type functional units in the low-voltage switchgear assemblies must have definite positioning of three (separation, test and connection) positions according to the standard. However, the existing drawer-type functional units in the industry have many types of propelling mechanisms, and most of the types of the propelling mechanisms are that the drawer-type functional units are changed integrally along with the change of three positions.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model provides the pushing mechanism for one-time plugging of the intelligent low-voltage drawer cabinet, which overcomes the defects of the prior art, has reasonable design, and drives the connecting plate to push the first connector forwards through the connecting plate column by inserting the crank handle into the panel at the front end of the pushing screw rod for rotation, so that the first connector is inserted and connected towards the vertical bus in the switch cabinet; therefore, the movement frequency of the plugging connection point is reduced, and the connection operation reliability is improved.
In order to achieve the purpose, the utility model is realized by the following technical scheme:
a primary plugging and pulling mechanism of an intelligent low-voltage drawer cabinet comprises a drawer door and a primary connector, wherein a drawer bottom plate is fixedly installed on the back surface of the drawer door, a circuit breaker and a pushing screw rod are respectively and fixedly installed on the upper surface of the drawer bottom plate, a manual operation handle is connected to the circuit breaker through a connecting rod, and the manual operation handle is installed on the drawer door;
the side surface of the primary connector is fixedly connected with one end of a connecting plate, the other end of the connecting plate is fixedly provided with a connecting plate column, and the upper end of the connecting plate column is tightly buckled in an external spiral convex thread groove of the propelling screw rod;
the front end of propelling the screw rod is provided with the panel, the panel is installed on drawer door surface admittedly, be provided with central through-hole in the middle of the propelling screw rod, be provided with the interlocking rope in the central through-hole, the one end fixed connection interlocking rope end of interlocking rope, the interlocking rope end sets up in the panel, the other end of interlocking rope passes central through-hole to circuit breaker export release department in proper order and is connected with the interlocking rope thimble, the interlocking rope thimble is located the separating brake release department of circuit breaker.
Preferably, the back fixed mounting of drawer door has the flashboard groove, flashboard inslot swing joint has the flashboard, the end opening of flashboard and the circumference groove looks joint of propulsion screw rod front end.
Preferably, a guide groove plate is fixedly installed on the upper surface of the drawer bottom plate, and the connecting plate is in sliding connection with the guide groove plate.
Preferably, the pushing screw is mounted on the upper surface of the drawer bottom plate through a screw support, and an auxiliary switch is fixedly mounted above the screw support and used for outputting a switch contact at a test position or a working position.
Preferably, the front section, the middle section and the rear section of the propelling screw are of three cylinder structures with different sizes, the front section is in the shape of a circular truncated cone, the middle section is in the shape of a big circle and a small circle and an incomplete side, the rear section is in the shape of an external spiral convex thread, the front section of the propelling screw is positioned in the panel, and the upper end of the connecting plate column is tightly buckled in the external spiral convex thread groove of the rear section of the propelling screw.
The utility model provides a one-time plugging and pulling pushing mechanism of an intelligent low-voltage drawer cabinet. The method has the following beneficial effects: the rocking handle is inserted into a panel at the front end of the pushing screw rod to rotate, so that the connecting plate column is driven to transversely move around the external spiral convex thread groove on the surface of the pushing screw rod through the rotation of the pushing screw rod, and then the connecting plate is driven to forwards push the primary connector, so that the primary connector is inserted and connected towards a vertical bus in the switch cabinet; therefore, the movement frequency of the plugging connection point is reduced, and the connection operation reliability is improved. And through set up the interlocking rope in advancing the screw rod, when inserting the pushing screw rod with the rocking handle from the front, the top of rocking handle can touch interlocking rope end to guarantee that the circuit breaker is in the separating brake state when the restriction pushes away the screw rod and rotates.
Drawings
In order to more clearly illustrate the present invention or the prior art solutions, the drawings that are needed in the description of the prior art will be briefly described below.
FIG. 1 is a first schematic structural diagram of the present invention;
FIG. 2 is a second schematic structural view of the present invention;
FIG. 3 is a top view of the present invention;
fig. 4 is a schematic structural view of a drawer door according to the present invention;
the reference numbers in the figures illustrate:
1. a drawer door; 2. a primary connector; 3. a circuit breaker; 4. a screw is advanced; 5. a manual operating handle; 6. a drawer bottom plate; 7. connecting plates; 8. connecting plate columns; 9. a panel; 10. an interlocking cord; 11. an interlocking rope end; 12. an interlocking rope thimble; 13. a gate plate slot; 14. a shutter plate; 15. a guide groove plate; 16. a screw bracket; 17. an auxiliary switch.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings.
In a first embodiment, as shown in fig. 1 to 4, a primary plugging and pulling mechanism of an intelligent low-voltage drawer cabinet comprises a drawer door 1 and a primary connector 2, wherein a drawer bottom plate 6 is fixedly installed on the back surface of the drawer door 1, a circuit breaker 3 and a pushing screw 4 are respectively and fixedly installed on the upper surface of the drawer bottom plate 6, the circuit breaker 3 is connected with a manual operating handle 5 through a connecting rod, and the manual operating handle 5 is installed on the drawer door 1;
one end of a connecting plate 7 is fixedly connected to the side surface of the primary connector 2, a connecting plate column 8 is fixedly mounted at the other end of the connecting plate 7, and the upper end of the connecting plate column 8 is tightly buckled in an external spiral convex thread groove of the propelling screw rod 4;
the front end of the propelling screw rod 4 is provided with a panel 9, the panel 9 is fixedly installed on the surface of the drawer door 1, a central through hole is formed in the middle of the propelling screw rod 4, an interlocking rope 10 is arranged in the central through hole, one end of the interlocking rope 10 is fixedly connected with an interlocking rope end 11, the interlocking rope end 11 is arranged in the panel 9, the other end of the interlocking rope 10 sequentially penetrates through the central through hole to a circuit breaker outlet tripper and is connected with an interlocking rope thimble 12, and the interlocking rope thimble 12 is located at a brake separating tripper of the circuit breaker 3.
In this embodiment, three written marks "I" and "T" - ("three characters are marked on the panel 9 for indicating the operable position of the drawer unit in the compartment of the switch cabinet, wherein the" I "position indicates that the drawer unit can be moved out of the cabinet," T "position indicates that the drawer unit enters the testing position, and the" - ("connection position indicates that the drawer unit enters the working position.
The working principle is as follows:
when the drawer unit is used, the drawer unit formed by combining the drawer door 1 and the drawer bottom plate 6 is placed into a drawer compartment of the switch cabinet, the plug pushing mechanism is located at the position I, and the drawer door can be closed to perform process operation.
The rocking handle is inserted into a panel 9 at the front end of the pushing screw rod 4 and rotates clockwise, the rocking handle rotates from an I position to a T position (namely a test position), a 'clamping and wiping' sound is emitted, at the moment, the pushing screw rod 4 rotates to drive the connecting plate column 8 to transversely move around an external spiral convex thread groove on the surface of the pushing screw rod 4, and then the connecting plate 7 is driven to push the primary connector 2 forwards, so that the primary connector 2 approaches towards a vertical bus in the switch cabinet; the rocking handle is rotated continuously from the T position to the minus (the working position) and the clamping friction sound is generated, at the moment, the primary connector 2 is inserted and connected towards the vertical bus in the switch cabinet under the pushing action of the connecting plate 7, thereby reducing the movement frequency of the plugging connection point and improving the operation reliability of the connection.
In the embodiment, the interlocking rope 10 is arranged in the pushing screw 4, when the rocking handle is inserted into the pushing screw 4 from the front, the top of the rocking handle touches the upper interlocking rope end 11, then the interlocking rope thimble 12 extends out to touch the tripping release of the circuit breaker 3, the circuit breaker is forced to trip, and the circuit breaker 3 is ensured to be in a tripping state when the pushing screw 4 is limited to rotate.
In the second embodiment, as a further preferable scheme of the first embodiment, a shutter groove 13 is fixedly installed on the back surface of the drawer door 1, a shutter 14 is movably connected in the shutter groove 13, and a lower opening of the shutter 14 is clamped with a circumferential groove of nine tenth of the front end of the pushing screw 4.
When the rocking handle is inserted into the pushing screw 4 and rotated away from the "I" position, the lower opening of the shutter 14 moves downward, so that the drawer door cannot be opened under the action of the shutter 14. If the drawer unit needs to be removed from the drawer compartment of the switch cabinet, the crank handle is inserted into the front hole at the front end of the push screw 4 and is rotated counterclockwise from the "- (" connection position "to the" I "position).
In a third embodiment, as a further preferable scheme of the first embodiment, a guide groove plate 15 is fixedly installed on the upper surface of the drawer bottom plate 6, and the connecting plate 7 is slidably connected with the guide groove plate 15. Through direction limiting displacement of direction frid 15 when realizing removing even board 7 to prevent even board 7 skew when removing, lead to once then that connector 2 can't be connected with the interior perpendicular generating line of cubical switchboard plug-in.
In a fourth embodiment, as a further preferable solution of the first embodiment, the pushing screw 4 is mounted on the upper surface of the drawer bottom 6 through a screw bracket 16, and an auxiliary switch 17 is fixedly mounted above the screw bracket 16, and is used for outputting a switch contact point when the drawer unit is in the test position or the working position.
In a fifth embodiment, as a further preferable mode of the first embodiment, the front section, the middle section and the rear section of the propelling screw 4 are in three cylindrical structures with different sizes, the front section is in a shape of a circular truncated cone, the middle section is in a shape of a big circle and a small circle with incomplete sides, the rear section is in a shape of an external spiral convex thread, the front section of the propelling screw 4 is positioned in a panel, and the upper end of the connecting plate column 8 is tightly buckled in the external spiral convex thread groove of the rear section of the propelling screw 4.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (5)
1. The utility model provides a plug pushing mechanism once of intelligence low pressure drawer cabinet which characterized in that: the drawer door comprises a drawer door (1) and a primary connector (2), wherein a drawer bottom plate (6) is fixedly installed on the back surface of the drawer door (1), a circuit breaker (3) and a propelling screw (4) are respectively and fixedly installed on the upper surface of the drawer bottom plate (6), the circuit breaker (3) is connected with a manual operating handle (5) through a connecting rod, and the manual operating handle (5) is installed on the drawer door (1);
the side surface of the primary connector (2) is fixedly connected with one end of a connecting plate (7), the other end of the connecting plate (7) is fixedly provided with a connecting plate column (8), and the upper end of the connecting plate column (8) is tightly buckled in an external spiral convex thread groove of the propelling screw rod (4);
the front end of propelling screw rod (4) is provided with panel (9), panel (9) are installed on drawer door (1) surface admittedly, be provided with central through-hole in the middle of propelling screw rod (4), be provided with interlocking rope (10) in the central through-hole, the one end fixed connection interlocking rope end (11) of interlocking rope (10), interlocking rope end (11) set up in panel (9), the other end of interlocking rope (10) passes central through-hole to circuit breaker export release department in proper order and is connected with interlocking rope thimble (12), interlocking rope thimble (12) are located the separating brake release department of circuit breaker (3).
2. The intelligent low-voltage drawer cabinet one-time plugging and pulling pushing mechanism as claimed in claim 1, wherein: the back fixed mounting of drawer door (1) has flashboard groove (13), swing joint has flashboard (14) in flashboard groove (13), the end opening of flashboard (14) and the circumference groove looks joint of propulsion screw rod (4) front end.
3. The intelligent low-voltage drawer cabinet one-time plugging and pulling pushing mechanism as claimed in claim 1, wherein: the upper surface of the drawer bottom plate (6) is fixedly provided with a guide groove plate (15), and the connecting plate (7) is connected with the guide groove plate (15) in a sliding manner.
4. The intelligent low-voltage drawer cabinet one-time plugging and pulling pushing mechanism as claimed in claim 1, wherein: the push screw (4) is arranged on the upper surface of the drawer bottom plate (6) through a screw support (16), and an auxiliary switch (17) is fixedly arranged above the screw support (16) and used for outputting a switch contact at a test position or a working position.
5. The intelligent low-voltage drawer cabinet one-time plugging and pulling pushing mechanism as claimed in claim 1, wherein: the front section, the middle section and the rear section of the propulsion screw (4) are of three cylinder structures different in size, the front section is in the shape of a circular truncated cone, the middle section is in the shape of a big round slightly-edged incomplete body, the rear section is in the shape of an external spiral convex thread, the front section of the propulsion screw (4) is located in the panel, and the upper end of the connecting plate column (8) is tightly buckled in an external spiral convex thread groove of the rear section of the propulsion screw (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122378707.4U CN215934268U (en) | 2021-09-29 | 2021-09-29 | Intelligent low-voltage drawer cabinet one-time plugging and pulling pushing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122378707.4U CN215934268U (en) | 2021-09-29 | 2021-09-29 | Intelligent low-voltage drawer cabinet one-time plugging and pulling pushing mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN215934268U true CN215934268U (en) | 2022-03-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122378707.4U Active CN215934268U (en) | 2021-09-29 | 2021-09-29 | Intelligent low-voltage drawer cabinet one-time plugging and pulling pushing mechanism |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117095991A (en) * | 2023-10-16 | 2023-11-21 | 吴江金通力电器成套有限公司 | Plug-in circuit breaker switch |
-
2021
- 2021-09-29 CN CN202122378707.4U patent/CN215934268U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117095991A (en) * | 2023-10-16 | 2023-11-21 | 吴江金通力电器成套有限公司 | Plug-in circuit breaker switch |
| CN117095991B (en) * | 2023-10-16 | 2024-02-02 | 吴江金通力电器成套有限公司 | Plug-in circuit breaker switch |
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