CN217036533U - Handcart mechanical interlocking mechanism of direct-current switch cabinet circuit breaker - Google Patents
Handcart mechanical interlocking mechanism of direct-current switch cabinet circuit breaker Download PDFInfo
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- CN217036533U CN217036533U CN202220525347.8U CN202220525347U CN217036533U CN 217036533 U CN217036533 U CN 217036533U CN 202220525347 U CN202220525347 U CN 202220525347U CN 217036533 U CN217036533 U CN 217036533U
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- fixedly connected
- supporting plate
- handcart
- adjusting box
- current switch
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Abstract
The utility model relates to the technical field of direct-current switch cabinets and discloses a handcart mechanical interlocking mechanism of a circuit breaker of a direct-current switch cabinet, which comprises a handcart body and an interlocking device, wherein the top of the handcart body is fixedly connected with a first supporting plate and a second supporting plate, one side of the second supporting plate is rotatably connected with one end of a screw rod through a bearing, the other end of the screw rod penetrates through one end of the first supporting plate to be rotatably connected with the first supporting plate, and one end of the screw rod, far away from the second supporting plate, is fixedly connected with a rocker. Through rotating the knob, the knob drives the bolt and rotates, thereby make the bolt move down, the bolt move down can drive first sloping block and second sloping block through the pointed cone and outwards remove, make first inserted bar insert the slot in fix the lead screw, make the locked groove that the second inserted bar inserted on the cubical switchboard closed the cabinet body, lock the lead screw when reaching the locking of handcart body, thereby can't operate the lead screw through the rocking bar, promote direct current switch cabinet's security.
Description
Technical Field
The utility model relates to the technical field of direct-current switch cabinets, in particular to a direct-current switch cabinet circuit breaker handcart mechanical interlocking mechanism.
Background
The switch cabinet is an electrical device, the outside line of the switch cabinet firstly enters a main control switch in the cabinet, then enters a branch control switch, each branch is arranged according to the requirement, such as an instrument, an automatic control, a motor magnetic switch, various alternating current contactors, and the like, some switch cabinets are also provided with a high-voltage chamber and a low-voltage chamber, and are provided with a high-voltage bus, such as a power plant, and the like, when the direct current switch cabinet is used, a handcart can be used for carrying the circuit breaker so as to open and close the circuit breaker, and the circuit breaker moves through the handcart, so that strict requirements are required on the locking function of the handcart and a lead screw, so that the circuit breaker cannot be separated when the direct current switch cabinet works, otherwise, safety accidents are easy to occur, at present, the locking of the handcart is usually fixed through the locking of a cabinet door of the switch cabinet, but the fixing mode cannot simultaneously fix the lead screw, the handcart is easy to move but the lead to act, and misoperation occurs, leading to safety accidents.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a direct-current switch cabinet circuit breaker handcart mechanical interlocking mechanism, which solves the problems mentioned in the background.
In order to achieve the purpose, the utility model provides the following technical scheme: a handcart mechanical interlocking mechanism of a direct-current switch cabinet circuit breaker comprises a handcart body and an interlocking device, wherein the top of the handcart body is fixedly connected with a first supporting plate and a second supporting plate, one side of the second supporting plate is rotatably connected with one end of a lead screw through a bearing, the other end of the lead screw penetrates through one end of the first supporting plate and is rotatably connected with the first supporting plate, one end of the lead screw, which is far away from the second supporting plate, is fixedly connected with a rocker, the interlocking device is fixedly connected with one side of the first supporting plate and comprises a mounting plate, an adjusting box, a bolt, a knob, a first insert rod, a first inclined block, a first spring, a second insert rod, a second inclined block and a second spring, the mounting plate is fixedly mounted on one side, which is close to the rocker, of the first supporting plate, the adjusting box is fixedly connected with the top of the mounting plate, and the top of the adjusting box is provided with a threaded hole, the bolt is in threaded connection with a threaded hole formed in the adjusting box, the knob is fixedly connected to the top of the bolt, one end of the first inserting rod penetrates through one side of the adjusting box, the first inclined block is fixedly connected to one end, located in the adjusting box, of the first inserting rod, the first spring sleeve is arranged on the first inserting rod, one end of the second inserting rod penetrates through the other side of the adjusting box, the second inclined block is fixedly connected to one end, located in the adjusting box, of the second inserting rod, and the second spring sleeve is arranged on the second inserting rod.
Preferably, the one end of first spring and the inner wall one side fixed connection of regulating box, and the other end of first spring and one side fixed connection of first sloping block, the one end of second spring and the inner wall one side fixed connection of regulating box, and the other end of second spring and one side fixed connection of second sloping block through setting up first spring and second spring, are in order to drive first inserted bar and second inserted bar and reset.
Preferably, a slot is formed in one end, close to the rocker, of the screw rod, the inner diameter of the slot is the same as the outer diameter of the first inserting rod, and the screw rod is fixed by the aid of the slot in cooperation with the first inserting rod.
Preferably, the bottom of the bolt is fixedly connected with a pointed cone, the damping is achieved through the contact of the inclined surfaces of the first inclined block and the second inclined block, and the pointed cone is arranged so that the bolt can drive the first inserting rod and the second inserting rod to move horizontally when moving vertically.
Preferably, the front of handcart body is provided with breather, breather includes motor, bull stick, installing frame, filter screen, scavenger fan, motor fixed connection is at the inner wall back of handcart body, the one end of bull stick and the shaft coupling fixed connection of motor, installing frame fixed mounting is in the front of handcart body, filter screen fixed mounting is at the inner wall of installing frame at the back, the other end fixed connection of scavenger fan and bull stick is through setting up breather, in order to dispel the heat to the inside of handcart body.
Preferably, the bottom of handcart body is provided with the universal wheel, through setting up the universal wheel, is for the convenience to remove the handcart body.
The utility model provides a direct-current switch cabinet circuit breaker handcart mechanical interlocking mechanism. The method has the following beneficial effects:
(1) according to the utility model, the knob is rotated to drive the bolt to rotate, so that the bolt moves downwards, the bolt moves downwards and can drive the first inclined block and the second inclined block to move outwards through the pointed cone, the first insertion rod is inserted into the slot to fix the lead screw, the second insertion rod is inserted into the lock slot on the switch cabinet to close the cabinet body, the lead screw is locked while the handcart body is locked, the lead screw cannot be operated through the rocker, and the safety of the direct current switch cabinet is improved.
(2) According to the handcart body, the motor is started, the motor drives the ventilating fan to rotate through the rotating rod, so that the purpose of ventilating and radiating the interior of the handcart body is achieved, and impurities are prevented from entering the handcart body by arranging the filter screen.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a side cross-sectional view of an interlock device of the present invention;
fig. 3 is a side sectional view of the ventilation device of the present invention.
In the figure: 1. a handcart body; 2. a first support plate; 3. a second support plate; 4. a screw rod; 5. a rocker; 6. an interlock device; 601. mounting a plate; 602. an adjusting box; 603. a bolt; 604. a knob; 605. a first plunger; 606. a first swash block; 607. a first spring; 608. a second plunger; 609. a second swash block; 610. a second spring; 7. a ventilation device; 701. a motor; 702. a rotating rod; 703. installing a frame; 704. a filter screen; 705. a ventilation fan.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-3, the present invention provides a technical solution: a handcart mechanical interlocking mechanism of a direct current switch cabinet circuit breaker comprises a handcart body 1 and an interlocking device 6, wherein a first supporting plate 2 and a second supporting plate 3 are fixedly connected to the top of the handcart body 1, one side of the second supporting plate 3 is rotatably connected with one end of a lead screw 4 through a bearing, the other end of the lead screw 4 penetrates through one end of the first supporting plate 2 to be rotatably connected with the first supporting plate 2, one end, far away from the second supporting plate 3, of the lead screw 4 is fixedly connected with a rocker 5, one end, close to the rocker 5, of the lead screw 4 is provided with a slot, the inner diameter of the slot is the same as the outer diameter of a first inserting rod 605, the slot is used for fixing the lead screw 4 in a manner of being matched with the first inserting rod 605, the interlocking device 6 is fixedly connected to one side of the first supporting plate 2, the interlocking device 6 comprises a mounting plate 601, an adjusting box 602, a bolt 603, a knob 604, a first inserting rod 605, a first inclined block 606, a first spring 607, a second spring 607, A second insert rod 608, a second inclined block 609 and a second spring 610, wherein the mounting plate 601 is fixedly arranged on one side of the first support plate 2 close to the rocker 5, the adjusting box 602 is fixedly connected to the top of the mounting plate 601, a threaded hole is formed in the top of the adjusting box 602, the bolt 603 is in threaded connection with the threaded hole formed in the adjusting box 602, a pointed cone is fixedly connected to the bottom of the bolt 603, and the shock absorption is also in contact with the inclined surface of the first inclined block 606 and the inclined surface of the second inclined block 609, by arranging the pointed cone, the bolt 603 can drive the first insert rod 605 and the second insert rod 608 to move horizontally when moving vertically, the knob 604 is fixedly connected to the top of the bolt 603, one end of the first insert rod 605 penetrates through one side of the adjusting box 602, the first inclined block 606 is fixedly connected to one end of the first insert rod 605 inside the adjusting box 602, the first spring 607 is sleeved on the first insert rod 605, one end of the first spring 607 is fixedly connected to one side of the inner wall of the adjusting box 602, the other end of the first spring 607 is fixedly connected with one side of the first inclined block 606, one end of the second inserted rod 608 penetrates through the other side of the adjusting box 602, the second inclined block 609 is fixedly connected with one end of the second inserted rod 608 in the adjusting box 602, the second spring 610 is sleeved on the second inserted rod 608, one end of the second spring 610 is fixedly connected with one side of the inner wall of the adjusting box 602, the other end of the second spring 610 is fixedly connected with one side of the second inclined block 609, the first spring 607 and the second spring 610 are arranged to drive the first inserted rod 605 and the second inserted rod 608 to reset, the front face of the handcart body 1 is provided with the ventilation device 7, the ventilation device 7 comprises a motor 701, a rotating rod 702, an installation frame 703, a filter screen 704 and a ventilation fan 705, the motor 701 is fixedly connected with the back face of the handcart body 1, one end of the rotating rod 702 is fixedly connected with a coupler of the motor 701, the installation frame 703 is fixedly installed on the front face of the handcart body 1, the filter screen 704 is fixedly installed behind the inner wall of the installation frame 703, the ventilation fan 705 is fixedly connected with the other end of the rotating rod 702, and the ventilation device 7 is arranged to dissipate heat inside the handcart body 1, and the universal wheels are arranged at the bottom of the handcart body 1 and are arranged to move the handcart body 1.
The working principle is as follows: through rotating the knob 604, the knob 604 drives the bolt 603 to rotate, thereby enabling the bolt 603 to move downwards, the bolt 603 can move downwards through the pointed cone to drive the first sloping block 606 and the second sloping block 609 to move outwards, so that the first insertion rod 605 is inserted into the slot to fix the lead screw 4, the second insertion rod 608 is inserted into the lock slot on the switch cabinet to close the cabinet body, the lead screw 4 is locked while the handcart body 1 is locked, thereby the lead screw 4 cannot be operated through the rocker 5, the safety of the direct current switch cabinet is improved, by starting the motor 701, the motor 701 drives the ventilating fan 705 to rotate through the rotating rod 702, thereby the purpose of ventilating and radiating the inside of the handcart body 1 is realized, and by arranging the filter screen 704, impurities are prevented from entering the handcart body 1.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a direct current switch cabinet circuit breaker handcart mechanical interlocking mechanism, includes handcart body (1) and interlock (6), its characterized in that: the handcart comprises a handcart body (1), a first supporting plate (2) and a second supporting plate (3) fixedly connected to the top of the handcart body (1), one end of a screw rod (4) is connected to one side of the second supporting plate (3) in a rotating mode through a bearing, one end of the screw rod (4) penetrating through the first supporting plate (2) is connected with the first supporting plate (2) in a rotating mode, a rocker (5) is fixedly connected to one end, far away from the second supporting plate (3), of the screw rod (4), an interlocking device (6) is fixedly connected to one side of the first supporting plate (2), the interlocking device (6) comprises a mounting plate (601), an adjusting box (602), a bolt (603), a knob (604), a first inserting rod (605), a first inclined block (606), a first spring (607), a second inserting rod (608), a second inclined block (609) and a second spring (610), wherein the mounting plate (601) is fixedly mounted on one side, close to the rocker (5), of the first supporting plate (2), the adjusting box (602) is fixedly connected to the top of the mounting plate (601), a threaded hole is formed in the top of the adjusting box (602), the bolt (603) is in threaded connection with the threaded hole formed in the adjusting box (602), the knob (604) is fixedly connected to the top of the bolt (603), one end of the first insertion rod (605) penetrates through one side of the adjusting box (602), the first inclined block (606) is fixedly connected to one end, located inside the adjusting box (602), of the first insertion rod (605), the first spring (607) is sleeved on the first insertion rod (605), one end of the second insertion rod (608) penetrates through the other side of the adjusting box (602), the second inclined block (609) is fixedly connected to one end, located inside the adjusting box (602), of the second insertion rod (608), and the second spring (610) is sleeved on the second insertion rod (608).
2. The direct current switch cabinet circuit breaker handcart mechanical interlocking mechanism of claim 1, characterized in that: one end of the first spring (607) is fixedly connected with one side of the inner wall of the adjusting box (602), the other end of the first spring (607) is fixedly connected with one side of the first inclined block (606), one end of the second spring (610) is fixedly connected with one side of the inner wall of the adjusting box (602), and the other end of the second spring (610) is fixedly connected with one side of the second inclined block (609).
3. The direct current switch cabinet circuit breaker handcart mechanical interlocking mechanism of claim 2, characterized in that: one end of the screw rod (4) close to the rocker (5) is provided with a slot, and the inner diameter of the slot is the same as the outer diameter of the first inserted link (605).
4. The direct current switch cabinet circuit breaker handcart mechanical interlocking mechanism of claim 3, characterized in that: the bottom of the bolt (603) is fixedly connected with a pointed cone, and the damping is also in contact with the inclined surfaces of the first inclined block (606) and the second inclined block (609).
5. The direct current switch cabinet circuit breaker handcart mechanical interlocking mechanism of claim 4, characterized in that: the front of handcart body (1) is provided with breather (7), breather (7) include motor (701), bull stick (702), installing frame (703), filter screen (704), scavenger fan (705), motor (701) fixed connection is at the inner wall back of handcart body (1), the shaft coupling fixed connection of the one end of bull stick (702) and motor (701), installing frame (703) fixed mounting is in the front of handcart body (1), filter screen (704) fixed mounting is at the inner wall of installing frame (703) at the back, scavenger fan (705) and the other end fixed connection of bull stick (702).
6. The direct current switch cabinet circuit breaker handcart mechanical interlocking mechanism of claim 5, characterized in that: the bottom of the handcart body (1) is provided with universal wheels.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220525347.8U CN217036533U (en) | 2022-03-11 | 2022-03-11 | Handcart mechanical interlocking mechanism of direct-current switch cabinet circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220525347.8U CN217036533U (en) | 2022-03-11 | 2022-03-11 | Handcart mechanical interlocking mechanism of direct-current switch cabinet circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217036533U true CN217036533U (en) | 2022-07-22 |
Family
ID=82453623
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220525347.8U Active CN217036533U (en) | 2022-03-11 | 2022-03-11 | Handcart mechanical interlocking mechanism of direct-current switch cabinet circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217036533U (en) |
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2022
- 2022-03-11 CN CN202220525347.8U patent/CN217036533U/en active Active
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