CN215221535U - Drawer unit for low-voltage switch cabinet - Google Patents
Drawer unit for low-voltage switch cabinet Download PDFInfo
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- CN215221535U CN215221535U CN202120890201.9U CN202120890201U CN215221535U CN 215221535 U CN215221535 U CN 215221535U CN 202120890201 U CN202120890201 U CN 202120890201U CN 215221535 U CN215221535 U CN 215221535U
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- rod
- drawer
- low
- lock
- linkage
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Abstract
A drawer unit for a low-voltage switch cabinet comprises a drawer, wherein a mechanical locking assembly is arranged in the drawer and comprises a backing plate, an operating rod, a linkage rod and a locking rod, and the backing plate is arranged in the drawer; the front and the back of the base plate are connected with a first baffle plate and a second baffle plate; the operating rod is movably arranged on the first baffle and the second baffle; the locking rod is rotatably connected with the side edge of the drawer, one end, away from the base plate, of the locking rod is bent to form a clamping hook, and the other end of the locking rod is connected with the base plate through a first tension spring; the middle part of the linkage rod is rotationally connected with the backing plate, one end of the linkage rod is movably connected with the rod body of the operating rod, and the other end of the linkage rod is positioned at the lower part of the lock rod; when the operating rod moves, the operating rod drives the linkage rod to enable the end part of the linkage rod to jack up the lock rod, and then the hook at the far end of the lock rod is separated from the lock catch on the low-voltage switch cabinet. The utility model discloses a pothook on the locking lever and the position of the last hasp block of low-voltage switch cabinet and separation control drawer unit promote the safe and reliable performance when drawer unit operates.
Description
Technical Field
The utility model relates to a power equipment technical field specifically indicates a drawer unit for low-voltage switchgear.
Background
The low-voltage switch cabinet is used for transmission of electricity, distribution equipment's control and protection, and the interior drawer unit of low-voltage switch cabinet is its core component, and when the drawer unit was closed, the low-voltage switch cabinet was in operating position, and when the drawer unit was taken out partly, the low-voltage switch cabinet was in the experimental position, though all be furnished with the display lamp on the present drawer unit, the drawer unit still needs corresponding mechanical mechanism to assist its pull-out process, prevents the emergence of maloperation.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to the not enough of above-mentioned prior art, and provide a drawer unit for low-voltage switchgear.
In order to solve the technical problem, the utility model discloses a technical scheme is:
a drawer unit for a low-voltage switch cabinet comprises a drawer, wherein a mechanical locking assembly is arranged in the drawer and comprises a backing plate, an operating rod, a linkage rod and a locking rod, and the backing plate is arranged in the drawer; the front and the back of the base plate are connected with a first baffle plate and a second baffle plate; the operating rod is movably arranged on the first baffle and the second baffle; the locking rod is rotatably connected with the side edge of the drawer, one end, away from the base plate, of the locking rod is bent to form a clamping hook, and the other end of the locking rod is connected with the base plate through a first tension spring; the middle part of the linkage rod is rotationally connected with the backing plate, one end of the linkage rod is movably connected with the rod body of the operating rod, and the other end of the linkage rod is positioned at the lower part of the lock rod; when the operating rod moves, the operating rod drives the linkage rod to enable the end part of the linkage rod to jack up the lock rod, and then the hook at the far end of the lock rod is separated from the lock catch on the low-voltage switch cabinet.
Furthermore, guide rails are installed on two sides of the drawer.
Furthermore, the surface of the drawer is at least connected with a push-pull handle; one end of the operating rod penetrates through one side of the push-pull handle; a retainer ring is processed between the second baffle plate and the surface of the drawer on the rod body of the operating rod; and a spring is sleeved between the retainer ring and the second baffle plate.
Further, the method comprises the following steps: the end part of the joint of the linkage rod and the operating rod is connected with the two end parts of the baffle through a second tension spring.
Furthermore, a spherical bulge is arranged on the surface of the linkage rod at the lower part of the lock rod, an arc-shaped bulge is arranged at the lower part of the near end of the lock rod, and a guide groove is formed in the surface of the arc-shaped bulge; when the linkage rod rotates, the spherical bulge moves along the track of the guide groove.
Compared with the prior art, the utility model discloses a drawer unit for low-voltage switchgear, through the pothook on the locking lever and the hasp block on the low-voltage switchgear and the position that breaks away from control drawer unit, the safe and reliable performance when promoting the operation of drawer unit.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1;
fig. 3 is a schematic structural view of the installation of the coupling rod and the lock rod of the present invention;
the device comprises a drawer 1, a drawer 2, a guide rail 3, a backing plate 4, an operating rod 5, a linkage rod 6, a lock rod 7, a baffle I, a baffle II, a step pin 9, a step pin 10, a clamping hook 11, a tension spring I, a tension spring 12, a fixing pin 13, a slender waist groove 14, a spherical bulge 15, an arc bulge 16, a push-pull handle 17, a retainer ring 18, a spring 19 and a tension spring II.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below.
As shown in fig. 1 to 3, a drawer unit for a low-voltage switch cabinet comprises a drawer 1, guide rails 2 are mounted on two sides of the drawer 1, a mechanical locking assembly is arranged inside the drawer 1, the mechanical locking assembly comprises a backing plate 3, an operating rod 4, a linkage rod 5 and a lock rod 6, and the backing plate 3 is mounted in the drawer 1; a first vertical baffle 7 and a second vertical baffle 8 are connected to the front and the back of the base plate 3; the operating rod 4 penetrates through the first baffle plate 7 and the second baffle plate 8; the locking rod 6 is rotatably connected with the side edge of the drawer 1 through a step pin 9, and the step pin 9 is provided with a screw and a gasket to prevent the locking rod 6 from sliding out of the step pin 9; one end of the lock rod 6, which is far away from the base plate, is bent to be provided with a clamping hook 10, and the other end of the lock rod 6 is connected with the base plate 3 through a first tension spring 11; the locking rod 3 is provided with a fixing pin 12, the fixing pin 12 is provided with a groove, one end of a first tension spring 11 is hooked in the groove of the fixing pin 12, the tail part of the locking rod 6 is provided with a positioning hole, and the other end of the first tension spring 11 is hooked in the positioning hole; the middle part of the linkage rod 5 is rotationally connected with the backing plate 3 through a pin shaft, one end of the linkage rod 5 is provided with a slender waist groove 13, the rod body of the operating rod 4 is connected with a positioning pin, the positioning pin penetrates through the slender waist groove 13, and the upper end of the positioning pin is provided with a screw and a gasket to prevent the linkage rod 5 from sliding out; the other end of the linkage rod 5 is positioned at the lower part of the lock rod 6.
In this embodiment, the surface of the linkage rod at the lower part of the lock rod 6 is provided with a spherical protrusion 14, meanwhile, the lower part of the proximal end of the lock rod 6 is provided with an arc-shaped protrusion 15, and the surface of the arc-shaped protrusion 15 is provided with a guide groove; when the linkage rod 5 rotates, the spherical bulge 14 moves along the track of the guide groove; when the operating rod 4 moves, the operating rod 4 drives the linking rod 5 to enable the spherical protrusion 14 of the linking rod 5 to jack up the lock rod 6, so that the hook 10 at the far end of the lock rod 6 is separated from the lock catch on the low-voltage switch cabinet.
Two push-pull handles 16 are arranged on the surface of the drawer 1; one end of the operating rod 4 penetrates one side of one push-pull handle 16; a retainer ring 17 is processed between the second baffle plate 8 and the surface of the drawer 1 on the rod body of the operating rod 4; the spring 18 is sleeved between the retainer ring 17 and the second baffle plate 8, in the operation process of the drawer 1, the push-pull handle 16 is held, the operating rod 4 is pressed down, the operating rod 4 drives the lock rod 6 through the linkage rod 5, the hook 10 of the lock rod 6 is separated, after the operating rod 4 is loosened, as the end part of the joint of the linkage rod 5 and the operating rod 4 is connected with the end part of the second baffle plate 8 through the second tension spring 19, under the elastic force action of the spring 18 and the second tension spring 19, the operating rod 4 and the linkage rod 5 reset, and further, in the next working position, the lock rod 6 blocks the lock catch on the low-voltage switch cabinet again under the action of the first tension spring 11, and then enters the next working position.
Claims (5)
1. Drawer unit for low-voltage switchgear, including the drawer, its characterized in that: the drawer is internally provided with a mechanical lock catch assembly, the mechanical lock catch assembly comprises a base plate, an operating rod, a linkage rod and a lock rod, and the base plate is arranged in the drawer; the front and the back of the base plate are connected with a first baffle plate and a second baffle plate; the operating rod is movably arranged on the first baffle and the second baffle; the locking rod is rotatably connected with the side edge of the drawer, one end, away from the base plate, of the locking rod is bent to form a clamping hook, and the other end of the locking rod is connected with the base plate through a first tension spring; the middle part of the linkage rod is rotationally connected with the backing plate, one end of the linkage rod is movably connected with the rod body of the operating rod, and the other end of the linkage rod is positioned at the lower part of the lock rod; when the operating rod moves, the operating rod drives the linkage rod to enable the end part of the linkage rod to jack up the lock rod, and then the hook at the far end of the lock rod is separated from the lock catch on the low-voltage switch cabinet.
2. The drawer unit for low-voltage switchgear cabinets of claim 1, characterized in that: and guide rails are arranged on two sides of the drawer.
3. The drawer unit for low-voltage switchgear cabinets of claim 1, characterized in that: the surface of the drawer is at least connected with a push-pull handle; one end of the operating rod penetrates through one side of the push-pull handle; a retainer ring is processed between the second baffle plate and the surface of the drawer on the rod body of the operating rod; and a spring is sleeved between the retainer ring and the second baffle plate.
4. The drawer unit for low-voltage switchgear cabinets of claim 1, characterized in that: the end part of the joint of the linkage rod and the operating rod is connected with the two end parts of the baffle through a second tension spring.
5. The drawer unit for low-voltage switchgear cabinets of claim 1, characterized in that: the surface of the linkage rod at the lower part of the lock rod is provided with a spherical bulge, the lower part of the near end of the lock rod is provided with an arc bulge, and the surface of the arc bulge is provided with a guide groove; when the linkage rod rotates, the spherical bulge moves along the track of the guide groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120890201.9U CN215221535U (en) | 2021-04-27 | 2021-04-27 | Drawer unit for low-voltage switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120890201.9U CN215221535U (en) | 2021-04-27 | 2021-04-27 | Drawer unit for low-voltage switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215221535U true CN215221535U (en) | 2021-12-17 |
Family
ID=79447187
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120890201.9U Active CN215221535U (en) | 2021-04-27 | 2021-04-27 | Drawer unit for low-voltage switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215221535U (en) |
-
2021
- 2021-04-27 CN CN202120890201.9U patent/CN215221535U/en active Active
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