CN220325105U - Chassis truck with limiting device - Google Patents
Chassis truck with limiting device Download PDFInfo
- Publication number
- CN220325105U CN220325105U CN202322006304.6U CN202322006304U CN220325105U CN 220325105 U CN220325105 U CN 220325105U CN 202322006304 U CN202322006304 U CN 202322006304U CN 220325105 U CN220325105 U CN 220325105U
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- Prior art keywords
- limiting
- guide rail
- switch
- transmission
- piece
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- 230000005540 biological transmission Effects 0.000 claims abstract description 67
- 230000009471 action Effects 0.000 claims description 12
- 238000000034 method Methods 0.000 abstract description 2
- 230000008569 process Effects 0.000 abstract description 2
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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- Switch Cases, Indication, And Locking (AREA)
Abstract
The utility model relates to a chassis truck with a limiting device. The utility model aims to provide a chassis truck with a limiting device. The technical scheme includes that the vehicle comprises a vehicle body, a beam assembly, a transmission assembly and a limiting device, wherein the limiting device comprises a limiting guide rail and a limiting switch, a rotatable guide wheel is arranged in the middle of the back of the vehicle body, the limiting guide rail comprises a guide rail bottom plate and guide rail limiting blocks, and a guide wheel limiting groove is formed between the two guide rail limiting blocks; the limit switch is arranged at the rear part of the limit groove of the guide wheel, the limit switch comprises a switch shell, a switch cover plate and a linkage top block assembly, and a vehicle body linkage opening is formed in the back of the vehicle body. The utility model has the advantages that: the design of the limit guide rail ensures that the vehicle body has a guide function in the running process, is not easy to swing left and right greatly, and the design of the limit switch ensures that the vehicle body can be interlocked after running in place, so that the use safety of the chassis is improved.
Description
Technical Field
The utility model relates to the technical field of chassis trucks, in particular to a chassis truck with a limiting device.
Background
In a mid-set type switchgear, in order to enable a mid-set type vacuum circuit breaker to be conveniently pushed in and pulled out, a circuit breaker chassis is generally used to carry the mid-set type vacuum circuit breaker. When the chassis car shakes, only rely on crossbeam part to fix on the cabinet body, appear rocking side to side easily when leading to chassis car automobile body to advance, if the swing is too big can cause partial interlocking to become invalid, has the potential safety hazard, in addition after realizing that the motor car frame pushes, can't know accurately whether automobile body has pushed in place, is unfavorable for the installation and debugging of circuit breaker, remains to improve.
Disclosure of Invention
In order to solve the problems, the utility model aims to provide a chassis with a limiting device.
The chassis truck with the limiting device adopts the technical scheme that the chassis truck comprises a truck body, a beam assembly and a transmission assembly which is arranged on the truck body and the beam assembly in a penetrating way, and is characterized by further comprising the limiting device, wherein the limiting device comprises a limiting guide rail and a limiting switch which are fixed in a cabinet body, a rotatable guide wheel is arranged in the middle of the back of the truck body, the limiting guide rail comprises a guide rail bottom plate and guide rail limiting blocks which are arranged on two sides of the guide rail bottom plate, and a guide wheel limiting groove for limiting the guide wheel is formed between the two guide rail limiting blocks;
the limit switch is arranged at the rear part of the limit groove of the guide wheel and comprises a switch shell, a switch cover plate and a linkage top block assembly capable of moving in the switch shell, and a vehicle body linkage opening corresponding to the linkage top block assembly is arranged on the back of a vehicle body.
The linkage ejector block assembly comprises a transverse transmission piece and a longitudinal locking piece, the transverse transmission piece comprises a transmission piece body, a wedge-shaped upper ejector block is arranged on the transmission piece body, the longitudinal locking piece comprises a locking piece butting part and a locking piece locking head arranged at the upper end of the locking piece butting part, the locking piece locking head corresponds to the vehicle body interlocking opening, a wedge-shaped upper ejector groove corresponding to the wedge-shaped upper ejector block is arranged at the bottom of the locking piece butting part, and a transmission piece imbedding cavity for the action of the transverse transmission piece and a locking piece limiting opening which is vertically communicated with the transmission piece imbedding cavity and used for limiting the longitudinal locking piece are arranged in the switch shell.
The side end of the switch shell is provided with a transmission piece action port used for the transmission piece body to penetrate, two sides of the transmission piece body are provided with transmission piece check blocks corresponding to the transmission piece action port, and two sides of the locking piece locking head are provided with locking head check blocks corresponding to the switch cover plate.
The linkage top block assembly further comprises a reset spring, a transmission part extending groove corresponding to the transmission part body is arranged in the transmission part placing cavity, a spring placing hole is formed in the transmission part extending groove, one end of the reset spring is propped in the spring placing hole, and the other end of the reset spring is propped against the end part of the transmission part body.
The width of the transmission piece extending groove is the same as the width of the transmission piece action opening.
The front end of the guide rail limiting block is provided with a guide inclined opening which is convenient for the guide wheel to enter.
The rear end of the guide wheel limit groove is provided with a switch positioning block for positioning the limit switch and a switch fixing hole for installing the limit switch.
The number of the guide wheels is 2.
The outside of guide rail stopper is equipped with the guide rail mounting panel, the interval is equipped with the guide rail fixed orifices on the guide rail mounting panel.
The chassis truck with the limiting device has the advantages that: the design of the limit guide rail ensures that the vehicle body has a guide function in the running process, is not easy to swing left and right greatly, and the design of the limit switch ensures that the vehicle body is locked with the limit guide rail arranged in the cabinet body by jacking after the vehicle body moves in place, so that the use safety of the chassis is improved.
Drawings
The utility model will be described in further detail with reference to the drawings and the detailed description.
FIG. 1 is an exploded view of a chassis of the present utility model having a stop device;
FIG. 2 is an exploded view of the spacing device of the present utility model;
FIG. 3 is a schematic view of the rear structure of the vehicle body of the present utility model;
FIG. 4 is a schematic view of the structure of the spacing rail of the present utility model;
FIG. 5 is a schematic diagram of the limit switch of the present utility model;
FIG. 6 is an exploded view of the ganged roof block assembly of the present utility model;
FIG. 7 is a schematic view of the construction of the transverse transmission member of the present utility model;
FIG. 8 is a schematic view of the structure of the longitudinal lock of the present utility model;
FIG. 9 is a schematic view of a switch housing of the present utility model;
fig. 10 is a schematic view of another construction of the switch housing of the present utility model.
Detailed Description
As shown in fig. 1-10, the chassis truck with the limiting device comprises a truck body 1, a beam assembly 2, a transmission assembly 3 and a limiting device 4, wherein the transmission assembly 3 and the limiting device 4 are arranged on the truck body 1 and the beam assembly 2 in a penetrating mode, the limiting device 4 comprises a limiting guide rail 5 and a limiting switch 6 which are fixed in a cabinet body, a rotatable guide wheel 8 is arranged in the middle of the back of the truck body 1, the limiting guide rail 5 comprises a guide rail bottom plate 11 and guide rail limiting blocks 12 arranged on two sides of the guide rail bottom plate 11, a guide wheel limiting groove 13 for limiting the guide wheel 8 is formed between the two guide rail limiting blocks 12, and the design of the limiting guide rail enables the truck body to have a guiding function in running and not easy to swing left and right greatly.
The limit switch 6 is arranged at the rear part of the guide wheel limit groove 13, the limit switch 6 comprises a switch shell 15, a switch cover plate 16 and a linkage top block assembly 17 capable of moving in the switch shell 15, a car body linkage opening 9 corresponding to the linkage top block assembly 17 is arranged at the back of the car body 1, after the car body advances in place due to the design of the limit switch, the car body is locked with a limit guide rail arranged in a cabinet body through the top of the limit switch, and the use safety of the chassis is improved.
The linkage jacking block assembly 17 comprises a transverse transmission member 18 and a longitudinal locking member 19, the transverse transmission member 18 comprises a transmission member body 21, a wedge-shaped upper jacking block 22 is arranged on the transmission member body 21, the longitudinal locking member 19 comprises a locking member butting part 25 and a locking member locking head 26 arranged at the upper end of the locking member butting part 25, the locking member locking head 26 corresponds to the car body linkage opening 9, a wedge-shaped upper jacking groove 27 corresponding to the wedge-shaped upper jacking block 22 is arranged at the bottom of the locking member butting part 25, a transmission member placing cavity 30 for the action of the transverse transmission member 18 and a locking member limiting opening 31 which is vertically communicated with the transmission member placing cavity 30 and used for limiting the longitudinal locking member 19 are arranged in the switch shell 15, after the car body 1 moves in place, the guide wheel 8 touches the transmission member body 21, the longitudinal locking member 19 is ejected upwards and is integrated into the car body linkage opening 9 due to the action of the wedge-shaped upper jacking block 22, and the car body is mounted in a guide rail together.
The side end of the switch shell 15 is provided with a transmission member action port 33 for the transmission member body 21 to penetrate, two sides of the transmission member body 21 are provided with transmission member stop blocks 23 corresponding to the transmission member action port 33, two sides of the locking member locking head 26 are provided with locking head stop blocks 28 corresponding to the switch cover plate 16, and the transmission member body 21 and the locking member locking head 26 are effectively limited.
The linkage top block assembly 17 further comprises a reset spring 20, a transmission member extension groove 34 corresponding to the transmission member body 21 is arranged in the transmission member insertion cavity 30, a spring insertion hole 35 is arranged in the transmission member extension groove 34, one end of the reset spring 20 abuts against the spring insertion hole 35, the other end of the reset spring abuts against the end of the transmission member body 21, and the transmission member body 21 can return quickly and be used repeatedly.
The width of the transmission member extension groove 34 is the same as the width of the transmission member operation opening 33, so that the operation of the transmission member body 21 is stable and reliable.
The front end of the guide rail limiting block 12 is provided with a guide inclined opening 40 which is convenient for the guide wheel 8 to enter, so that the guide wheel 8 is convenient to guide in, and the transition is smooth.
The rear end of the guide wheel limit groove 13 is provided with a switch positioning block 41 for positioning the limit switch 6 and a switch fixing hole 42 for installing the limit switch 6.
The number of the guide wheels 8 is 2, and the guide of 2 wheels is smoother.
The outer side of the guide rail limiting block 12 is provided with a guide rail mounting plate 44, and guide rail fixing holes 45 are formed in the guide rail mounting plate 44 at intervals.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (9)
1. The utility model provides a chassis car with stop device, includes automobile body (1), beam assembly (2), wears to establish automobile body (1) with transmission subassembly (3) on beam assembly (2), its characterized in that: the novel car body is characterized by further comprising a limiting device (4), wherein the limiting device (4) comprises a limiting guide rail (5) and a limiting switch (6) which are fixed in the car body, a rotatable guide wheel (8) is arranged in the middle of the back of the car body (1), the limiting guide rail (5) comprises a guide rail bottom plate (11) and guide rail limiting blocks (12) arranged on two sides of the guide rail bottom plate (11), and a guide wheel limiting groove (13) for limiting the guide wheel (8) is formed between the two guide rail limiting blocks (12);
the limit switch (6) is arranged at the rear part of the guide wheel limit groove (13), the limit switch (6) comprises a switch shell (15), a switch cover plate (16) and a linkage top block assembly (17) capable of moving in the switch shell (15), and a vehicle body linkage opening (9) corresponding to the linkage top block assembly (17) is arranged at the back of the vehicle body (1).
2. The chassis truck with limiting device of claim 1, wherein: the linkage ejector block assembly (17) comprises a transverse transmission piece (18) and a longitudinal locking piece (19), the transverse transmission piece (18) comprises a transmission piece body (21), a wedge-shaped upper ejector block (22) is arranged on the transmission piece body (21), the longitudinal locking piece (19) comprises a locking piece butting part (25) and a locking piece locking head (26) arranged at the upper end of the locking piece butting part (25), the locking piece locking head (26) corresponds to the car body linkage opening (9), a wedge-shaped upper ejector groove (27) corresponding to the wedge-shaped upper ejector block (22) is formed in the bottom of the locking piece butting part (25), and a transmission piece imbedding cavity (30) used for the action of the transverse transmission piece (18) and a locking piece limiting opening (31) which is vertically communicated with the transmission piece imbedding cavity (30) and used for limiting the longitudinal locking piece (19) are arranged in the switch shell (15).
3. The chassis with limiting device of claim 2, wherein: the side end of the switch shell (15) is provided with a transmission piece action opening (33) for the transmission piece body (21) to penetrate through, two sides of the transmission piece body (21) are provided with transmission piece stop blocks (23) corresponding to the transmission piece action opening (33), and two sides of the locking piece locking head (26) are provided with locking head stop blocks (28) corresponding to the switch cover plate (16).
4. A chassis with a stop device according to claim 3, characterized in that: the linkage ejector block assembly (17) further comprises a reset spring (20), a transmission part extending groove (34) corresponding to the transmission part body (21) is arranged in the transmission part embedding cavity (30), a spring embedding hole (35) is formed in the transmission part extending groove (34), one end of the reset spring (20) abuts against the spring embedding hole (35), and the other end of the reset spring abuts against the end portion of the transmission part body (21).
5. The chassis truck with limiting device of claim 4, wherein: the width of the transmission piece extending groove (34) is the same as the width of the transmission piece action opening (33).
6. The chassis truck with limiting device of claim 1, wherein: the front end of the guide rail limiting block (12) is provided with a guide inclined opening (40) which is convenient for the guide wheel (8) to enter.
7. The chassis truck with limiting device of claim 1, wherein: the rear end of the guide wheel limiting groove (13) is provided with a switch positioning block (41) for positioning the limiting switch (6) and a switch fixing hole (42) for installing the limiting switch (6).
8. The chassis truck with limiting device of claim 1, wherein: the number of the guide wheels (8) is 2.
9. The chassis truck with limiting device of claim 1, wherein: the outer side of the guide rail limiting block (12) is provided with a guide rail mounting plate (44), and guide rail fixing holes (45) are formed in the guide rail mounting plate (44) at intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322006304.6U CN220325105U (en) | 2023-07-28 | 2023-07-28 | Chassis truck with limiting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322006304.6U CN220325105U (en) | 2023-07-28 | 2023-07-28 | Chassis truck with limiting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220325105U true CN220325105U (en) | 2024-01-09 |
Family
ID=89422097
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322006304.6U Active CN220325105U (en) | 2023-07-28 | 2023-07-28 | Chassis truck with limiting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220325105U (en) |
-
2023
- 2023-07-28 CN CN202322006304.6U patent/CN220325105U/en active Active
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