CN217063044U - Novel chassis vehicle middle door interlock - Google Patents
Novel chassis vehicle middle door interlock Download PDFInfo
- Publication number
- CN217063044U CN217063044U CN202220622000.5U CN202220622000U CN217063044U CN 217063044 U CN217063044 U CN 217063044U CN 202220622000 U CN202220622000 U CN 202220622000U CN 217063044 U CN217063044 U CN 217063044U
- Authority
- CN
- China
- Prior art keywords
- chassis
- fan
- shaped arc
- block
- shaft hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Patch Boards (AREA)
Abstract
The utility model relates to a novel chassis car in door interlocking, including chassis car main part, this chassis car main part has chassis crossbeam, handle cover and well door interlocking structure, is formed with space, its characterized in that between handle cover and the chassis crossbeam: well door interlocking structure sets up two, and well door interlocking structure is including installation base, crutch board, fan-shaped arc piece and slide block, and this installation base fixed mounting has horizontal sliding groove, fan-shaped arc piece shaft hole and crutch board shaft hole on the chassis crossbeam, works as the lower drive end that drives fan-shaped arc piece when the last pressurized end of crutch board pushing down fan-shaped arc piece removes and contradicts the pressurized terminal surface that leads to the groove, realizes driving the slide block removes and realizes the locking in the space. This scheme is through rational design, two functions of closing the door and locking the door in fact, and the maloperation of operating personnel during operation has been stopped in the design of interlocking, has improved the security.
Description
Technical Field
The utility model relates to a technical field of circuit breaker chassis car, especially a novel chassis car in door interlocking.
Background
A chassis is a device for mechanically controlling connection and disconnection of electrical contacts (such as high-voltage fuses) and is often applied to switch cabinets.
Current chassis car is including the frame that slides, fixed stop, the lead screw, nut and rotation handle, the frame that slides in the cubical switchboard, the electrical contact that required control is connected is placed on the frame that slides, and switch on and break off with the electrical contact that corresponds along with the frame slip direction that slides, fixed stop is fixed to be set up in the cubical switchboard, the axial of lead screw is the same with the slip direction of the frame that slides, and rotate and set up in the frame that slides, nut fixed connection is in the frame that slides, and rotate and set up in the lead screw periphery, the rotation handle is connected with lead screw axial one end, and can realize the circumferential direction to the lead screw.
Therefore, under the rotation of the rotating handle, the screw rod can rotate to drive the nut to slide back and forth along the axial direction, so that the sliding frame is driven to move to realize opposite conduction and deviation disconnection of the electric contacts.
As the chassis vehicle is applied to high-voltage and high-risk occasions, if the chassis vehicle is manually opened by misoperation under the condition of unsafe line arrangement, the phenomena of short circuit and the like can occur to cause line damage and even disaster. The misoperation prevention capability of the existing chassis truck is too weak, the industrial safety coefficient is too low, and danger is easy to occur.
The applicant has also previously filed an application for this problem, but there is still a problem that the applicant continues to propose a better solution to the safety aspect.
To the above problem, the utility model discloses improve.
SUMMERY OF THE UTILITY MODEL
The utility model provides a novel chassis car in door interlocking has solved the above-mentioned problem that exists in the use among the prior art.
The technical scheme of the utility model is realized like this:
the utility model provides a novel chassis car in door interlocking, includes chassis car main part, this chassis car main part has chassis crossbeam, handle cover and well door interlocking structure, is formed with space, its characterized in that between handle cover and the chassis crossbeam: the middle door interlocking structure comprises two installation bases, two corner plates, two fan-shaped arc blocks and two sliding plate blocks, wherein the installation bases are fixedly installed on a cross beam of the chassis, each installation base is provided with a transverse sliding groove, a fan-shaped arc block shaft hole and a corner plate shaft hole, each sliding plate block is arranged in the transverse sliding groove, each corner plate is installed on the corresponding corner plate shaft hole through a shaft to form a corner plate which can rotate by taking the corresponding corner plate shaft hole as the center, each fan-shaped arc block is installed on the corresponding fan-shaped arc block shaft hole through a shaft to form a fan-shaped arc block which can rotate by taking the corresponding fan-shaped arc block shaft hole as the center, each sliding plate block is provided with a through groove, a pressed end face is formed in the through groove of each sliding plate block, each fan-shaped arc block is provided with an upper pressed end and a lower driven end, the lower driven end of each fan-shaped arc block is driven to move and abut against the corresponding pressed end face of the corresponding through groove when the corresponding corner plate presses the upper pressed end of each fan-shaped arc block, the sliding plate block is driven to move to the space to realize locking.
Preferably, the slide block is provided with a sliding convex rod, the sliding convex rod is sleeved with a resetting pressure spring, the transverse sliding groove is provided with a through hole, one section of the resetting pressure spring is arranged on the inner wall of the through hole in a butting mode and can extend out of the through hole when being pressed, and the other end of the resetting pressure spring is arranged on the sliding convex rod in a butting mode.
Preferably, the crank plate is provided with a crank arm, a crank arm roller is arranged on the crank arm, and the crank arm roller is arranged on the side edge of the crank arm through a roller.
Preferably, the two middle door interlocking structures are symmetrically arranged by taking the handle sleeve as a center.
Preferably, the chassis car main body further comprises a frame and a lock hook, the lock hook is mounted on the chassis cross beam through a lock hook shaft, the lock hook shaft is divided into an upper lock hook pressure end and a lower hook lock end as the center, the frame is located above the upper lock hook pressure end, and the lower hook lock end of the lock hook is located on the rear side of the mounting base.
Preferably, the latch hook is provided with a return tension spring.
The scheme has the following characteristics:
an interlocking function: the chassis truck of the model adds a door closing operation function and a door locking function on a standard chassis truck;
the door closing operation function means:
when the door of the centrally installed switchgear cabinet is opened, the operating handle of the chassis truck cannot be inserted into the chassis truck, so that the chassis truck cannot be shaken in (working position). Only when the cabinet door of the centrally installed switchgear is closed, the operating handle of the chassis can be inserted into the chassis, so that the chassis can be normally swung in (working position) or swung out (testing position).
The door locking function means:
after the chassis car left the test position, put cabinet door and locked unable opening in this moment. Only after the chassis car moves back to the test position, put the cabinet door in this moment and could open, this interlocking function needs to increase the bent plate on putting the cabinet door in.
To sum up, the beneficial effects of the utility model reside in that:
the utility model discloses a novel chassis car in-door interlock, this scheme is through rational design, and the simple structure of product realizes closing the door and two functions of locking the door, and the maloperation of operating personnel during operation has been stopped in the design of interlock, has improved the security, and simple to operate, easy maintenance, the flexible performance of this product are reliable, interchangeability is strong simultaneously.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the description below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive labor.
Fig. 1 is the structural schematic diagram of the chassis truck test position state of the utility model.
Fig. 2 is a structural schematic diagram of the chassis vehicle leaving the test position.
Fig. 3 is a schematic structural diagram at B in fig. 1.
Fig. 4 is a schematic structural diagram at a in fig. 2.
Fig. 5 is a structural schematic diagram of a middle door interlocking structure.
Fig. 6 is a schematic structural view of the mounting base.
Fig. 7 is a schematic structural view of the ram block.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to fig. 1 to 7 of the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.
Examples
As shown in fig. 1-7, the utility model discloses a novel chassis car middle door interlocking, including the chassis car main part, this chassis car main part has chassis crossbeam 10, handle cover 1 and well door interlocking structure, and two well door interlocking structures use handle cover 1 to set up as central symmetry. A space C is formed between the handle sleeve and the chassis beam, two middle door interlocking structures are arranged, each middle door interlocking structure comprises an installation base 5, a corner plate 2, a fan-shaped arc block 3 and a sliding plate block 4, the installation base 5 is fixedly installed on the chassis beam 10, the installation base is provided with a transverse sliding groove 5-1, a fan-shaped arc block shaft hole 3-1 and a corner plate shaft hole 2-1, the sliding plate block 4 is arranged on the transverse sliding groove 5-1, the corner plate 2 is installed on the corner plate shaft hole 2-1 through a shaft to form a corner plate which can rotate by taking the corner plate shaft hole as the center, the fan-shaped arc block 3 is installed on the fan-shaped arc block shaft hole 3-1 through a shaft to form a fan-shaped arc block which can rotate by taking the fan-shaped arc block shaft hole as the center, the sliding plate block 4 is provided with a through groove 4-3, and the through groove 4-3 of the sliding plate block is provided with a pressed end surface 4-3a, the fan-shaped arc block 3 is provided with an upper pressed end and a lower driven end, the lower driven end of the fan-shaped arc block is arranged in the through groove 4-3 of the sliding plate block, when the upper pressed end of the fan-shaped arc block is pressed downwards by the crank plate, the lower driven end of the fan-shaped arc block is driven to move and abut against the pressed end face 4-3a of the through groove, the sliding plate block 4 is driven to move into the space C to achieve locking, and particularly the end portion 4-2 of the sliding plate block 4 is located in the space C.
In order to ensure that the sliding plate block runs stably and reliably, the sliding plate block is provided with a sliding convex rod 4-1, a resetting pressure spring is sleeved on the sliding convex rod, the transverse sliding groove 5-1 is provided with a through hole 5-2, one section of the resetting pressure spring is abutted against the inner wall 5-2a of the through hole and can extend out of the through hole 5-2 when being pressed, and the other end of the resetting pressure spring is abutted against the sliding convex rod.
In order to make the crank arm of the crank plate 2 pressed more smoothly, the crank plate 2 is provided with a crank arm, a crank arm roller 2-3 is arranged on the crank arm, and the crank arm roller is arranged on the side edge of the crank arm through a roller.
The chassis car main body further comprises a car frame 8 and a lock hook 6, the lock hook 6 is installed on a chassis cross beam through a lock hook shaft 6-3 and is divided into an upper lock hook pressure end 6-1 and a lower hook lock end 5-2 by taking a lock hook shaft 10 as a center, the car frame is located above the upper lock hook pressure end 6-1, and the lower hook lock end of the lock hook is located on the rear side of the installation base.
In order to realize automatic reset of the lock hook under no pressure, a reset tension spring is arranged on the lock hook, one end of the reset tension spring is hooked on a through hole 6-3 formed in the lock hook 6, and the other end of the reset tension spring is arranged on a cross beam of the chassis.
The scheme is explained as follows:
the door closing operation function working principle is as follows:
when the cabinet door of the centrally installed switchgear is closed, the cabinet door presses the turning plate 2 to enable the turning plate 3 to move and rotate the sector arc piece 3, the sliding plate block 4 is driven to slide leftwards and rightwards, the interlocking of the handle sleeve 1 and the sliding plate block 4 is removed, the operating handle of the chassis truck can be inserted into the chassis truck, and the chassis truck is enabled to normally swing in (working position) or out (test position).
When the cabinet door of the centrally installed switchgear is opened, the sliding plate block 4 is provided with a reset pressure spring through the sliding plate block 4 and the middle of the installation base 5, so that the sliding plate block 4, the crutch plate 2 and the fan-shaped arc block 3 (fan-shaped arc sheet) reset to block the handle sleeve 1, and the handle sleeve 1 cannot move to realize that the handle of the chassis can not be inserted and the chassis can not run.
The door locking function working principle is as follows:
when the chassis vehicle is in the test position, the frame 8 presses the latch hook 6 and then the latch hook 6 rotates anticlockwise, so that the latch hook 6 can not hook the bent plate 9 of the cabinet door of the centrally-mounted switchgear, and the cabinet door of the centrally-mounted switchgear can be opened.
When the chassis car left the test position, frame 8 can't push down latch hook 6 this moment and is equipped with the extension spring that resets and realizes clockwise rotation with the middle of screw 7, makes latch hook 6 normally hook put cabinet door bent plate 9 in to put cabinet door in and can't open.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a novel chassis car in door interlocking, includes chassis car main part, this chassis car main part has chassis crossbeam, handle cover and well door interlocking structure, is formed with space, its characterized in that between handle cover and the chassis crossbeam: the middle door interlocking structure comprises two installation bases, two corner plates, two fan-shaped arc blocks and two sliding plate blocks, wherein the installation bases are fixedly installed on a cross beam of the chassis, each installation base is provided with a transverse sliding groove, a fan-shaped arc block shaft hole and a corner plate shaft hole, each sliding plate block is arranged in the transverse sliding groove, each corner plate is installed on the corresponding corner plate shaft hole through a shaft to form a corner plate which can rotate by taking the corresponding corner plate shaft hole as the center, each fan-shaped arc block is installed on the corresponding fan-shaped arc block shaft hole through a shaft to form a fan-shaped arc block which can rotate by taking the corresponding fan-shaped arc block shaft hole as the center, each sliding plate block is provided with a through groove, a pressed end face is formed in the through groove of each sliding plate block, each fan-shaped arc block is provided with an upper pressed end and a lower driven end, the lower driven end of each fan-shaped arc block is driven to move and abut against the corresponding pressed end face of the corresponding through groove when the corresponding corner plate presses the upper pressed end of each fan-shaped arc block, the sliding plate block is driven to move to the space to realize locking.
2. The novel chassis vehicle center door interlock as claimed in claim 1, wherein: the sliding plate block is provided with a sliding convex rod, the sliding convex rod is sleeved with a reset pressure spring, the transverse sliding groove is provided with a through hole, one section of the reset pressure spring is arranged on the inner wall of the through hole in an abutting mode and can extend out of the through hole when being pressed, and the other end of the reset pressure spring abuts against the sliding convex rod.
3. The novel chassis vehicle center door interlock as claimed in claim 2, wherein: the crank plate is provided with a crank arm, a crank arm roller is arranged on the crank arm, and the crank arm roller is arranged on the side edge of the crank arm through a roller.
4. The novel chassis vehicle center door interlock as claimed in claim 1, wherein: the two middle door interlocking structures are symmetrically arranged by taking the handle sleeve as a center.
5. A novel chassis center door interlock as defined in claim 2, 3 or 4, wherein: the chassis main body further comprises a frame and a lock hook, the lock hook is installed on a chassis cross beam through a lock hook shaft and is divided into an upper lock hook pressure end and a lower hook lock end by taking the lock hook shaft as a center, the frame is located above the upper lock hook pressure end, and the lower hook lock end of the lock hook is located on the rear side of the installation base.
6. The novel chassis center door interlock of claim 5, wherein: the latch hook on install the extension spring that resets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220622000.5U CN217063044U (en) | 2022-03-21 | 2022-03-21 | Novel chassis vehicle middle door interlock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220622000.5U CN217063044U (en) | 2022-03-21 | 2022-03-21 | Novel chassis vehicle middle door interlock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217063044U true CN217063044U (en) | 2022-07-26 |
Family
ID=82491297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220622000.5U Active CN217063044U (en) | 2022-03-21 | 2022-03-21 | Novel chassis vehicle middle door interlock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217063044U (en) |
-
2022
- 2022-03-21 CN CN202220622000.5U patent/CN217063044U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN215644207U (en) | Earthing switch and circuit breaker interlocking device | |
| CN106601522B (en) | The padlock instruction device of change-over switch | |
| CN217063044U (en) | Novel chassis vehicle middle door interlock | |
| CN109859972B (en) | Forced interlocking structure for vacuum cabinet | |
| CN108597942B (en) | Closing interlocking mechanism of pole-mounted switch | |
| CN109273302B (en) | Electric operating mechanism of circuit breaker | |
| CN203351457U (en) | Interlocking mechanism among isolating switch, vacuum circuit breaker and cabinet door | |
| CN212517076U (en) | Reclosing circuit breaker's divide-shut brake indicating device and reclosing circuit breaker | |
| US4137433A (en) | Bolted pressure switch with side operator mechanism and door assembly interlock | |
| CN212570898U (en) | Interlocking mechanism for circuit breaker | |
| CN212810166U (en) | Isolating switch easy to switch on | |
| CN112366103B (en) | Lower door interlocking device of switch cabinet | |
| CN211654619U (en) | Interlocking mechanism of power distribution control equipment | |
| CN209328818U (en) | Breaker | |
| CN217690937U (en) | Safety interlocking structure of isolating switch and box door | |
| CN113488872B (en) | Switch cabinet | |
| CN220106350U (en) | Disconnecting switch opening and closing limiting structure and disconnecting switch | |
| CN216928336U (en) | Three-station interlocking for isolating switch-on and switch-off | |
| CN219476562U (en) | Isolating switch fuse set | |
| CN213459549U (en) | Travel switch mounting structure of load switch operating mechanism | |
| CN108807037B (en) | Separating brake interlocking mechanism of pole-mounted switch | |
| CN212011899U (en) | Novel interlock for realizing door closing operation of switch cabinet | |
| CN212810209U (en) | Hydraulic electromagnetic circuit breaker for 5G and unlocking mechanism with indicating piece | |
| CN217061841U (en) | Emergency brake separating device and switch cabinet | |
| CN203038818U (en) | Switch cabinet |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |