CN209913356U - Chassis car locking mechanism and switch cabinet - Google Patents
Chassis car locking mechanism and switch cabinet Download PDFInfo
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- CN209913356U CN209913356U CN201921028920.9U CN201921028920U CN209913356U CN 209913356 U CN209913356 U CN 209913356U CN 201921028920 U CN201921028920 U CN 201921028920U CN 209913356 U CN209913356 U CN 209913356U
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Abstract
The utility model provides a chassis vehicle locking mechanism and a switch cabinet, which relate to the technical field of switch cabinets and comprise a chassis vehicle body, a spring bolt component, a screw rod component and a locking part; because spring bolt subassembly and this body coupling of chassis car, the lead screw subassembly is connected with this body transmission of chassis car, the lead screw subassembly is used for driving the chassis car body and removes for the cubical switchboard, locking portion is connected with the lead screw subassembly, locking portion is used for with spring bolt subassembly butt, the lead screw can't rotate towards fixed direction when locking portion and spring bolt subassembly butt, just also restricted the lead screw subassembly and driven the chassis car body and remove for external switch cabinet, the technical problem that the chassis car can drive the circuit breaker and advance at experimental position after earthing switch combined floodgate has been solved, the chassis car can not drive the circuit breaker and remove, make the unable drive valve plate of circuit breaker remove, the clearance between avoided valve plate and the contact box is too big.
Description
Technical Field
The utility model belongs to the technical field of the cubical switchboard technique and specifically relates to a chassis car locking mechanism and cubical switchboard are related to.
Background
The switch cabinet (switch cabinet) is an electrical device, the external line of the switch cabinet firstly enters a main control switch in the cabinet and then enters a branch control switch, and each branch circuit is arranged according to the requirement; according to the design requirements of the switch cabinet, in order to prevent the grounding wire from transmitting power, after the grounding switch in the high-voltage switch cabinet is switched on, a breaker trolley (chassis) is prevented from entering a working position, and the chassis trolley can not drive the breaker to enter the working position from a test position.
When the chassis car is in the test position, current cubical switchboard is after earthing switch closes a floodgate, rotate the lead screw and still can make the chassis car drive the circuit breaker and remove less one section distance in the cubical switchboard, because the valve board in circuit breaker and the cubical switchboard has linkage, the in-process circuit breaker that advances at the chassis car can drive the valve board and remove for the gap increase between the contact box of valve board and installation in the cubical switchboard, unsatisfied IP2X protection level's requirement, there is the potential safety hazard.
The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art that is known to a person skilled in the art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a chassis car locking mechanism and cubical switchboard have solved earthing switch combined floodgate back chassis car and can have driven the technical problem that the circuit breaker gos forward at experimental position.
In order to solve the technical problem, the utility model provides a technical scheme lies in:
the utility model provides a chassis locking mechanism, which comprises a chassis body, a spring bolt component, a screw rod component and a locking part;
the lock tongue subassembly with this body coupling of chassis car, the lead screw subassembly with this body coupling of chassis car, locking portion with the lead screw subassembly is connected, locking portion be used for with the lock tongue subassembly butt is in order to restrict the lead screw subassembly drives the chassis car body removes for external switch cabinet.
Further, the locking part comprises a locking block;
the locking piece with the lead screw subassembly is connected, the lead screw subassembly drives the locking piece rotates, so that the locking piece with spring bolt subassembly butt.
Further, the chassis locking mechanism further comprises a first guide piece;
the first guide piece is connected with the chassis body, and the first guide piece is in sliding fit with the lock tongue assembly.
Further, the bolt assembly comprises a bolt body and a first guide groove;
the lock tongue body with this body coupling of chassis car, first guide way set up in the one end of lock tongue body, first guide part stretch into in the first guide way with this body coupling of lock tongue.
Furthermore, one end of the first guide groove is provided with a locking port, and the screw rod assembly drives the locking portion to rotate so as to arrange the locking portion at the locking port.
Further, the chassis locking mechanism further comprises an auxiliary switch assembly;
the auxiliary switch assembly is installed in the chassis vehicle body, a poking block is arranged on the screw rod assembly, and the screw rod assembly drives the poking block to rotate so that the poking block pokes a contact of the auxiliary switch.
Further, the auxiliary switch assembly comprises a switch body and a transmission part;
the switch body is arranged in the chassis vehicle body, one end of the transmission part is connected with the contact of the switch body, and the other end of the transmission part is connected with the poking block.
Further, the transmission part comprises a first connecting piece, a second connecting piece and a third connecting piece;
the first connecting piece is connected with the contact of the switch body, the second connecting piece is connected with the chassis body in a rotating mode, one end of the second connecting piece is connected with the first connecting piece, the other end of the second connecting piece is connected with the third connecting piece, a groove is formed in the third connecting piece, and the poking block stretches into the groove.
Further, the auxiliary switch assembly further comprises a second guide;
and a second guide groove is formed in the third connecting piece, the second guide piece penetrates through the second guide groove and is connected with the chassis body, and the second guide piece is in sliding fit with the second guide groove and used for providing a guide effect for the movement of the third connecting piece.
The utility model provides a switch cabinet, which comprises a circuit breaker and a chassis vehicle locking mechanism;
the chassis body set up in the cubical switchboard, the circuit breaker install in on the chassis body, the one end of lead screw subassembly with the cubical switchboard rotates to be connected, the other end with the cubical switchboard transmission is connected, so that the chassis body drives the circuit breaker for the cubical switchboard removes.
Technical scheme more than combining, the utility model discloses the beneficial effect who reaches lies in:
the utility model provides a chassis vehicle locking mechanism, which comprises a chassis vehicle body, a spring bolt component, a screw rod component and a locking part; because spring bolt subassembly and this body coupling of chassis car, the lead screw subassembly is connected with this body transmission of chassis car, the lead screw subassembly is used for driving the chassis car body and removes for the cubical switchboard, locking portion is connected with the lead screw subassembly, locking portion is used for with spring bolt subassembly butt, the lead screw can't rotate towards fixed direction when locking portion and spring bolt subassembly butt, just also restricted the lead screw subassembly and driven the chassis car body and remove for external switch cabinet, the technical problem that the chassis car can drive the circuit breaker and advance at experimental position after earthing switch combined floodgate has been solved, the chassis car can not drive the circuit breaker and remove, make the unable drive valve plate of circuit breaker remove, the clearance between avoided valve plate and the contact box is too big.
Drawings
For a clear explanation of the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a front view of a chassis vehicle locking mechanism provided in an embodiment of the present invention;
FIG. 2 is a schematic view of a portion of FIG. 1 taken along line A-A;
fig. 3 is an axonometric view of the chassis lock mechanism provided by the embodiment of the present invention.
Icon: 100-chassis body; 200-a bolt assembly; 210-a bolt body; 220-a first guide groove; 230-a locking port; 300-a lead screw assembly; 310-a dial block; 400-a locking part; 500-a first guide; 600-an auxiliary switch assembly; 610-a switch body; 620-a transmission; 621-a first connector; 622 — second connection; 623-a third connection; 630-a second guide; 631-second guide groove.
Detailed Description
The technical solution of the present invention will be described in detail and fully with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that, as the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. appear, the indicated orientation or positional relationship thereof is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, but does not indicate or imply that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" as appearing herein are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may for example be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1 and 2, the present embodiment provides a locking mechanism of a chassis including a chassis body 100, a latch bolt assembly 200, a screw rod assembly 300, and a locking part 400; the lock tongue assembly 200 is connected with the chassis body 100, the screw rod assembly 300 is in transmission connection with the chassis body 100, the locking portion 400 is connected with the screw rod assembly 300, and the locking portion 400 is used for abutting against the lock tongue assembly 200 so as to limit the screw rod assembly 300 to drive the chassis body 100 to move relative to an external switch cabinet.
Specifically, the chassis body 100 is arranged in the switch cabinet, two moving wheels are respectively arranged on two sides of the chassis body 100, so that the chassis body 100 can move in the switch cabinet, an opening is arranged at one end of the chassis body 100, and one end of the latch bolt assembly 200 penetrates through the opening and extends into the chassis body 100; the screw assembly 300 comprises a ball screw and a screw seat which is fixed on the chassis body 100 and matched with the ball screw, the screw seat is sleeved on the ball screw, one end of the ball screw is rotatably connected with the switch cabinet, and the chassis body 100 can move relative to the switch cabinet when the ball screw rotates; on locking portion 400 fixed connection lead screw subassembly 300, when locking portion 400 and spring bolt subassembly 200 butt, locking portion 400 is used for restricting lead screw subassembly 300 and rotates towards fixed direction for lead screw subassembly can not drive chassis car and remove to the operating position from experimental position.
The embodiment provides a pair of chassis locking mechanism, because spring bolt assembly 200 is connected with chassis body 100, lead screw assembly 300 is connected with chassis body 100 transmission, lead screw assembly 300 is used for driving chassis body 100 and removes for the cubical switchboard, locking portion 400 is connected with lead screw assembly 300, locking portion 400 is used for being connected with spring bolt assembly 200 butt, the lead screw can't rotate towards fixed direction when locking portion 400 and spring bolt assembly 200 butt, lead screw assembly 300 has just also been restricted and has been driven chassis body 100 and remove for the external switch cabinet, the technical problem that the chassis car can drive the circuit breaker at the experimental position and advance after earthing switch combined floodgate has been solved, the chassis car can not drive the circuit breaker and remove, make the unable driving valve board of circuit breaker remove, the clearance between avoided valve board and the contact box is too big.
On the basis of the above embodiment, further, the locking portion 400 in the chassis lock mechanism provided in this embodiment includes a locking block; the lock block is connected with lead screw subassembly 300, and lead screw subassembly 300 drives the lock block and rotates to make lock block and spring bolt subassembly 200 butt.
Specifically, locking portion 400 can set up to the locking piece, and the locking piece can weld on lead screw subassembly 300 to make lead screw subassembly 300 drive the locking piece and rotate in step, when chassis car body 100 is in experimental position, lead screw subassembly 300 drives the locking piece and rotates a micro angle, so that locking piece and spring bolt subassembly 200 butt, the locking piece can restrict lead screw subassembly 300 and continue to rotate, move from experimental position to operating position with restriction lead screw subassembly 300 drives chassis car body 100.
Further, the chassis lock mechanism further includes a first guide 500; the first guide 500 is connected to the chassis body 100, and the first guide 500 is slidably engaged with the latch bolt assembly 200.
Specifically, first guide 500 sets up to the guide post, is provided with the annular groove on the guide post, and bolt assembly 200 cover is established outside the guide post and bolt assembly 200 part imbeds in the annular groove, bolt assembly 200 and annular groove sliding fit to make bolt assembly 200 remove along first guide 500.
Further, the latch bolt assembly 200 includes a latch bolt body 210 and a first guide groove 220; the latch bolt body 210 is connected to the chassis body 100, the first guide groove 220 is disposed at one end of the latch bolt body 210, and the first guide member 500 extends into the first guide groove 220 and is connected to the latch bolt body 210.
Specifically, an opening is formed in one side of the chassis body 100, one end of the latch bolt body 210 penetrates through the opening and extends into the chassis body 100 to be connected with the first guide member 500, the first guide groove 220 is formed in one end, close to the lead screw assembly 300, of the latch bolt body 210, the latch bolt body 210 is sleeved on the first guide member 500 through the first guide groove 220, and the latch bolt body 210 moves relative to the first guide member 500 through the first guide groove 220.
Further, one end of the first guide groove 220 is provided with a locking opening 230, and the screw rod assembly 300 drives the locking portion 400 to rotate, so as to dispose the locking portion 400 at the locking opening 230.
Specifically, as shown in fig. 2, the locking port 230 is disposed at one end of the first guide slot 220 close to the screw rod assembly 300, the locking port 230 is disposed as a notch of the first guide slot 220, the ground switch is connected to the latch body 210 through its own interlocking device, when the chassis body 100 is at the test position, the ground switch is switched on, the interlocking device can push the latch body 210 to move a distance in a direction close to the screw rod, at this time, the screw rod assembly 300 drives the locking portion 400 to slightly rotate by an angle to dispose the locking portion 400 at the locking port 230, and the locking portion 400 is matched with the locking port 230 to limit further rotation of the screw rod assembly 300; when the ground switch is disconnected, the interlocking device drives the bolt body 210 to move a distance in the direction away from the screw rod assembly, at this time, the bolt body 210 and the locking part 400 cannot be abutted, and the screw rod assembly 300 can drive the locking part 400 to rotate freely.
The chassis car locking mechanism that this embodiment provided is provided with locking port 230 through the one end of spring bolt body 210, and earthing switch closes a floodgate back, and lead screw subassembly 300 drives locking portion 400 and rotates micro angle alright set up locking portion 400 in locking port 230 department to the further rotation of restriction lead screw subassembly 300, simple structure, convenient to use can reliably restrict earthing switch closes a floodgate back chassis car body 100 and drive the circuit breaker and remove from experimental position to operating position.
On the basis of the above embodiments, further, the chassis locking mechanism provided in this embodiment further includes an auxiliary switch assembly 600; the auxiliary switch assembly 600 is installed in the chassis body 100, the screw rod assembly 300 is provided with the toggle block 310, and the screw rod assembly 300 drives the toggle block 310 to rotate, so that the toggle block 310 toggles the contact of the auxiliary switch.
Specifically, the lead screw assembly 300 drives the toggle block 310 to rotate synchronously, so that the toggle block 310 toggles the contact of the auxiliary switch assembly 600, the auxiliary switch assembly 600 can be connected with other circuits, and the change of the contact state of the auxiliary switch can convert the change of the on-off state of the related circuit, for example, the auxiliary switch assembly 600 is connected with the related indicator light circuit, so as to correspondingly display different position states of the chassis body 100.
Further, the auxiliary switch assembly 600 includes a switch body 610 and a transmission part 620; the switch body 610 is installed in the chassis body 100, one end of the transmission part 620 is connected with the contact of the switch body 610, and the other end is connected with the dial block 310.
Wherein, the transmission part 620 comprises a first connecting piece 621, a second connecting piece 622 and a third connecting piece 623; the first connecting piece 621 is connected with the contact of the switch body 610, the second connecting piece 622 is rotatably connected with the chassis body 100, one end of the second connecting piece 622 is connected with the first connecting piece 621, the other end of the second connecting piece 622 is connected with the third connecting piece 623, a groove is formed in the third connecting piece 623, and the toggle block 310 extends into the groove.
Specifically, as shown in fig. 3, the first connecting member 621 is a flat connecting rod, the second connecting member 622 is fixed in the chassis body 100 through a pin, the second connecting member 622 can freely rotate around the pin relative to the chassis body 100, the second connecting member 622 is connected with the first connecting member 621 and the third connecting member 623 through the pin, when the chassis is at the test position, the dial block 310 can extend into a groove formed in the third connecting member 623, and in the process that the lead screw assembly 300 drives the chassis body 100 to move from the test position to the working position, the dial block 310 synchronously dials the third connecting member 623, so that the third connecting member 623 sequentially drives the contacts of the second connecting member 622, the first connecting member 621 and the switch body 610 to move.
Further, the auxiliary switch assembly 600 further includes a second guide 630; the third connecting member 623 is provided with a second guide groove 631, the second guide member 630 passes through the second guide groove 631 to be connected with the chassis body 100, and the second guide member 630 is in sliding fit with the second guide groove 631 to provide a guiding function for the movement of the third connecting member 623.
Specifically, the second guide 630 is configured as a guide stud, the second guide groove 631 is configured as an elongated groove, one end of the guide stud passes through the second guide groove 631 to be connected to the chassis body 100, the second guide 630 moves relative to the second guide 630 through the second guide groove 631, and the second guide 630 is used for defining the position of the third connecting member 623 on one hand and providing a guiding function for the movement of the third connecting member 623 on the other hand.
The chassis car locking mechanism that this embodiment provided, the block 310 of dialling on auxiliary switch subassembly 600 and the lead screw subassembly 300 cooperatees, can correspond the experimental position or the operating position that the response chassis car body 100 is in the cubical switchboard for the chassis car locking mechanism's that this embodiment provided use more intelligent and humanized.
On the basis of the above embodiments, further, the switch cabinet provided in this embodiment includes a circuit breaker and a chassis locking mechanism; the chassis body 100 is arranged in the switch cabinet, the circuit breaker is installed on the chassis body 100, one end of the lead screw assembly 300 is rotatably connected with the switch cabinet, and the other end of the lead screw assembly is in transmission connection with the switch cabinet, so that the chassis body 100 drives the circuit breaker to move relative to the switch cabinet. Since the technical effect of the switch cabinet provided by this embodiment is the same as the technical effect of the locking mechanism of the chassis body 100 provided above, the details are not described here.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (10)
1. A chassis locking mechanism is characterized by comprising a chassis body (100), a bolt assembly (200), a screw rod assembly (300) and a locking part (400);
the lock tongue assembly (200) is connected with the chassis body (100), the screw rod assembly (300) is in transmission connection with the chassis body (100), the locking part (400) is connected with the screw rod assembly (300), and the locking part (400) is used for being abutted to the lock tongue assembly (200) to limit the screw rod assembly (300) to drive the chassis body (100) to move relative to an external switch cabinet.
2. The chassis latch mechanism according to claim 1, wherein the latch portion (400) includes a latch block;
the locking block is connected with the screw rod assembly (300), and the screw rod assembly (300) drives the locking block to rotate, so that the locking block is abutted to the bolt assembly (200).
3. The chassis latch mechanism according to claim 1, further comprising a first guide (500);
the first guide piece (500) is connected with the chassis body (100), and the first guide piece (500) is in sliding fit with the latch bolt assembly (200).
4. The chassis vehicle locking mechanism of claim 3, wherein the latch bolt assembly (200) includes a latch bolt body (210) and a first guide slot (220);
the lock tongue body (210) is connected with the chassis body (100), the first guide groove (220) is formed in one end of the lock tongue body (210), and the first guide piece (500) extends into the first guide groove (220) and is connected with the lock tongue body (210).
5. The chassis vehicle locking mechanism according to claim 4, wherein a locking port (230) is formed at one end of the first guide groove (220), and the screw assembly (300) drives the locking portion (400) to rotate so as to arrange the locking portion (400) at the locking port (230).
6. The chassis latch mechanism according to claim 1, further comprising an auxiliary switch assembly (600);
the auxiliary switch assembly (600) is installed in the chassis body (100), the screw rod assembly (300) is provided with a poking block (310), and the screw rod assembly (300) drives the poking block (310) to rotate so that the poking block (310) pokes a contact of the auxiliary switch.
7. The chassis latch mechanism according to claim 6, wherein the auxiliary switch assembly (600) includes a switch body (610) and a transmission portion (620);
the switch body (610) is installed in the chassis body (100), one end of the transmission part (620) is connected with a contact of the switch body (610), and the other end of the transmission part is connected with the poking block (310).
8. The chassis vehicle locking mechanism according to claim 7, wherein the transmission portion (620) includes a first connector (621), a second connector (622), and a third connector (623);
first connecting piece (621) with the contact of switch body (610) is connected, second connecting piece (622) with chassis body (100) rotate to be connected, just the one end of second connecting piece (622) with first connecting piece (621) is connected, the other end with third connecting piece (623) are connected, be provided with the recess on third connecting piece (623), stir piece (310) and stretch into in the recess.
9. The chassis vehicle locking mechanism of claim 8, wherein the auxiliary switch assembly (600) further comprises a second guide (630);
the third connecting piece (623) is provided with a second guide groove (631), the second guide piece (630) penetrates through the second guide groove (631) to be connected with the chassis body (100), and the second guide piece (630) is in sliding fit with the second guide groove (631) and used for providing a guide effect for the movement of the third connecting piece (623).
10. A switchgear cabinet comprising a circuit breaker and a chassis lock mechanism as claimed in any of claims 1 to 9;
the chassis car body (100) is arranged in the switch cabinet, the circuit breaker is installed on the chassis car body (100), one end of the lead screw assembly (300) is connected with the switch cabinet in a rotating mode, the other end of the lead screw assembly is connected with the switch cabinet in a transmission mode, and therefore the chassis car body (100) drives the circuit breaker to move relative to the switch cabinet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921028920.9U CN209913356U (en) | 2019-07-02 | 2019-07-02 | Chassis car locking mechanism and switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921028920.9U CN209913356U (en) | 2019-07-02 | 2019-07-02 | Chassis car locking mechanism and switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209913356U true CN209913356U (en) | 2020-01-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921028920.9U Active CN209913356U (en) | 2019-07-02 | 2019-07-02 | Chassis car locking mechanism and switch cabinet |
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| Country | Link |
|---|---|
| CN (1) | CN209913356U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113224682A (en) * | 2021-05-31 | 2021-08-06 | 上海电气集团股份有限公司 | Chassis car locking mechanism |
-
2019
- 2019-07-02 CN CN201921028920.9U patent/CN209913356U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113224682A (en) * | 2021-05-31 | 2021-08-06 | 上海电气集团股份有限公司 | Chassis car locking mechanism |
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