CN216085931U - Position indicating mechanism, position positioning pushing interlocking mechanism and drawer unit - Google Patents
Position indicating mechanism, position positioning pushing interlocking mechanism and drawer unit Download PDFInfo
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- CN216085931U CN216085931U CN202122641977.XU CN202122641977U CN216085931U CN 216085931 U CN216085931 U CN 216085931U CN 202122641977 U CN202122641977 U CN 202122641977U CN 216085931 U CN216085931 U CN 216085931U
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Abstract
The utility model relates to a position indicating mechanism, a position positioning and pushing interlocking mechanism and a drawer unit. The position indicating mechanism of the position positioning advancing interlock mechanism is the above position indicating mechanism. The drawer unit includes the above position locating advancing interlock mechanism, or the drawer unit includes the above position indicating mechanism. The utility model has the beneficial effects that: compared with the prior art, the position indicating mechanism has the advantages of simple structure, reliable action, convenient production and assembly and contribution to reducing the product cost. The same advantages apply to the position indicating mechanism position locating advancing interlock mechanism and the drawer unit.
Description
Technical Field
The utility model relates to the technical field of interlocking propulsion of low-voltage switch complete equipment, in particular to a position indicating mechanism, a position positioning propulsion interlocking mechanism and a drawer unit.
Background
In the technical field of drawer interlocking propulsion mechanisms of low-voltage switch complete equipment, according to application standard requirements, an interlocking propulsion mechanism has the functions of three-position positioning and three-position indication, and the operation mode of the interlocking propulsion mechanism can be a hand-pulling operation mode, a hand-cranking operation mode and a hand-pulling and hand-cranking combined operation mode.
The interlocking pushing mechanism of the hand-pulling operation mode and the hand-cranking operation mode is applied to drawer units in the current market at present, the interlocking pushing mechanism of the hand-pulling operation mode is limited to be applied to drawer units with current levels below 250A and 400A, the operation resistance is obviously increased when the hand-pulling operation is carried out in the drawer units with the current level of 400A, the hand-pulling operation is difficult, and the hand-pulling operation is more difficult in the drawer units with the current levels of 630A and 800A.
The interlocking propulsion mechanism of a hand-operated mode usually applied in the drawer unit adopts multi-turn shaking for boosting, although the operation resistance is small, the interlocking propulsion mechanism is not fast and convenient compared with a hand-pulled mode, and in the drawer unit with 630A and 800A current levels, the test position of the interlocking propulsion mechanism of the multi-turn shaking is not provided with a positioning, the position is easy to pass in the operation, and even if a sound prompt is provided, the interlocking propulsion mechanism is not obviously positioned.
The inventor's chinese patent documents CN212784506U and CN111786307A disclose a three-position positioning interlocking mechanism traction lock plate anti-misoperation boosting mechanism, the three-position positioning is reliable, the boosting mechanism has an anti-misoperation locking function, and the boosting mechanism can be operated only after the locking is opened. The drawer unit with the mechanism assembly has two operation functions of hand-pulling operation and boosting operation, simplifies the operation and is still easy and convenient to operate.
In the above patent document, the position indication mechanism is driven by the position indication positioning member and performs position indication by swinging left and right. The structure is relatively complicated, and especially, the position positioning piece needs to adopt an aluminum part to meet the reliability requirement, which is not beneficial to reducing the cost.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is as follows: the position indicating mechanism is simple in structure and capable of reducing cost while meeting the reliability requirement;
further, a position positioning pushing interlocking mechanism and a drawer unit using the position indicating mechanism are provided.
The technical scheme adopted by the utility model for solving the technical problems is as follows: the position indicating mechanism comprises a mounting substrate, a position indicating plate, an elastic element and a position indicator plate, wherein the rear part of the position indicating plate is arranged on the mounting substrate in an up-and-down swinging mode, the position indicator plate is arranged in the front of the position indicating plate, a guide surface is arranged at the bottom of the position indicating plate and used for pushing the position indicating plate to swing when the drawer is located at different positions, the guide surface of the position indicating plate protrudes out of the bottom of the mounting substrate, and the elastic element is used for driving the position indicating plate to swing downwards to reset.
Further defined, the rear portion of the position indicating plate is fixed to the mounting substrate by a swing shaft passing through a swing shaft hole at the rear portion of the position indicating plate.
The position indicating plate is further limited, a limiting groove hole and a limiting shaft penetrating through the limiting groove hole are further formed in the position indicating plate, the limiting groove hole and the limiting shaft are located in front of the swing shaft, one end of the limiting shaft is fixedly arranged on the base plate, the other end of the limiting shaft is provided with a limiting structure, and the limiting structure and the mounting base plate limit the position indicating plate in the left-right direction.
Further limiting, the swing shaft and the limiting shaft are screw pin shafts, and the limiting structure of the limiting shaft is a pin head of the screw pin shaft.
Further, the mounting base plate comprises a bottom plate and a side plate, the side plate is positioned on one side of the bottom plate, and the position indicating plate is mounted on the outer side of the side plate; the guide surface is specifically a stepped surface.
A position positioning and pushing interlocking mechanism comprises a mounting substrate and a position indicating mechanism, wherein the mounting substrate is used for mounting the position positioning interlocking mechanism, the position indicating mechanism is the position indicating mechanism, and the position indicating mechanism is mounted on the mounting substrate used for mounting the position positioning interlocking mechanism.
Further, the position indication mechanism and the position positioning interlocking mechanism are arranged on the same mounting substrate.
It is further defined that the position-locating advancement interlock further includes a position unlocking plate hinged to a position locking plate of the position-locating interlock.
A drawer unit comprises a unit chamber, a drawer in the unit chamber and the position positioning pushing interlocking mechanism, wherein the position positioning pushing interlocking mechanism is arranged on a drawer bottom plate, a relief notch is formed in the drawer bottom plate and used for enabling a guide surface of a position indicating plate of a position indicating mechanism to protrude out of the bottom of the drawer bottom plate to be in contact with a unit chamber layer plate, and when the drawer moves between a separation position and a connection position, the unit chamber layer plate pushes the position indicating plate to swing through the guide surface;
or, the drawer unit comprises a unit chamber, a drawer in the unit chamber and the position indicating mechanism, wherein the position indicating mechanism is installed on a drawer bottom plate, the drawer bottom plate is provided with a yielding notch, a guide surface of a position indicating plate of the position indicating mechanism protrudes out of the bottom of the drawer bottom plate to be in contact with the unit chamber layer plate, and when the drawer moves between a separation position and a connection position, the unit chamber layer plate pushes the position indicating plate to swing through the guide surface.
It is further defined that the cell layer plate is in contact with the guide surface by a front edge thereof for pushing the position indicating plate to swing.
The utility model has the beneficial effects that: compared with the prior art, the position indicating mechanism and the application thereof have the advantages of simple structure, reliable action, convenient production and assembly and contribution to reducing the product cost.
The same advantages apply to the position indicating mechanism position locating advancing interlock mechanism and the drawer unit.
Drawings
The utility model is described in further detail below with reference to the drawings and the detailed description;
FIG. 1 is a schematic view of the internal structure of a prior art screw-energizing position-locating advancing interlock;
FIG. 2 is a schematic view of a conventional screw-energized position indicating interlock cooperating with a position indicating detent, a position detent and a slotted detent;
FIG. 3 is an overview of a prior art screw-energizing position-locating advance interlock mechanism;
FIG. 4 is a schematic view of the internal structure of a prior art lever-activated position-locating advancing interlock;
FIG. 5 is an assembly view of a prior art lever force-increasing position-locating advance interlock mechanism;
FIG. 6 is a schematic diagram of a prior art lever-activated position-locating advance interlock assembly;
FIG. 7 is a schematic structural view of embodiment 1 of the present invention;
fig. 8 is a state view of a separated position of the drawer unit of embodiment 1 of the present invention;
FIG. 9 is a test position state diagram of the drawer unit of embodiment 1 of the present invention;
fig. 10 is a state view of the coupling position of the drawer unit of embodiment 1 of the present invention;
FIG. 11 is a schematic structural view of embodiment 2 of the present invention;
in the figure, 1, a mounting substrate, 1-1, a closing interlocking hole, 2, a position locking plate, 2-1, a position unlocking plate, 2-2, a locking plate traction head, 2-3, a closing interlocking stop opening, 3, a position plate central shaft, 4, a position locking plate reset spring, 5, a position positioning sliding shaft, 6, a position indicator plate, 7, a position indicator plate, 8, a guide surface, 9, a swing shaft, 10, a limiting shaft, 11, a front edge, 12, a traction locking plate, 12-1, a fixed shaft, 12-2, a strip-shaped sliding groove, 13, a swing screw, 13-1, an operating shaft sleeve, 13-2, a position locking opening, 14, a position positioning piece, 15, a position indicating positioning piece, 16, a groove-shaped positioning piece, 17, a drawer and 18 are arranged on a drawer bottom plate.
Detailed Description
The conventional screw-energizing position-fixing-advancing interlock mechanism shown in fig. 1 to 3, the conventional lever-energizing position-fixing-advancing interlock mechanism shown in fig. 4 to 6, and the assembly thereof are specifically described in chinese patent documents CN212784506U and CN 111786307A. The utility model is improved from a three-position positioning interlocking mechanism traction locking plate anti-misoperation force-increasing mechanism, an assembly and a drawer unit in Chinese patent documents CN212784506U and CN 111786307A.
Chinese patent documents CN212784506U and CN111786307A disclose position indicating mechanisms that are driven by position indicating positioners 15 and that perform position indication by swinging left and right.
The position positioning propulsion interlocking mechanism further comprises a position indicating mechanism, the position indicating mechanism comprises a mounting substrate 1, a position indicating plate 6, an elastic element and a position indicator plate 7, the rear portion of the position indicating plate 6 can be mounted on the mounting substrate 1 in an up-and-down swinging mode, the position indicator plate 7 is arranged at the front portion of the position indicating plate 6, a guide surface 8 is arranged at the bottom of the position indicating plate 6 and used for pushing the position indicating plate 6 to swing when the drawer is located at different positions, the guide surface 8 of the position indicating plate 6 protrudes out of the bottom of the mounting substrate 1, and the elastic element is used for driving the position indicating plate 6 to swing downwards to reset.
The position indicating plate 6 and the position indicating plate 7 are of an integrated structure, specifically a plastic integrated piece, and the elastic element is a torsion spring.
The rear portion of the position indicating plate 6 is fixed to the mounting substrate 1 by a swing shaft 9 passing through a swing shaft hole in the rear portion of the position indicating plate 6.
The position indicating plate 6 is also provided with a limiting groove hole and a limiting shaft 10 penetrating through the limiting groove hole, the limiting groove hole and the limiting shaft 10 are positioned in front of the swing shaft 9, one end of the limiting shaft 10 is fixedly arranged on the base plate 1, the other end of the limiting shaft 10 is provided with a limiting structure, and the limiting structure and the mounting base plate 1 are used for limiting the position indicating plate 6 in a left-right mode.
The pendulum shaft hole and the limiting groove hole are counter bores, the pendulum shaft 9 and the limiting shaft 10 are screw pin shafts, and the limiting structure of the limiting shaft 10 is a pin head of the screw pin shaft.
The mounting substrate 1 includes a bottom plate and a side plate, the side plate being located on one side of the bottom plate, and the position indicating plate 6 being mounted on the outer side of the side plate.
The boosting propulsion mechanism is a spiral boosting propulsion mechanism, the spiral boosting propulsion mechanism is locked by the traction locking plate 12 to be in a non-shaking state, and when the drawer 17 is unlocked by the position positioning interlocking mechanism, the spiral boosting propulsion mechanism is unlocked by driving the traction locking plate 12 to move, so that the spiral boosting propulsion mechanism is in a shaking state.
The position positioning interlocking mechanism and the traction locking plate 12 are installed through the installation substrate 1, the position positioning interlocking mechanism and the boosting propulsion mechanism are arranged on the left and the right, and the traction locking plate 12 is movably installed on the installation substrate 1.
The position positioning interlocking mechanism comprises a position locking plate 2, a position plate central shaft 3, a position positioning sliding shaft 5 and a position locking plate reset spring 4, wherein the position locking plate 2 is positioned on a mounting substrate 1 by the position plate central shaft 3 to swing, the position locking plate reset spring 4 acts on the position locking plate 2 to swing and reset, the position positioning sliding shaft 5 is fixed on the position locking plate 2, the position locking plate 2 is matched with a position positioning piece 14 on a unit chamber layer plate through the position positioning sliding shaft 5, the position locking plate 2 drives the position positioning sliding shaft 5 to unlock and position a drawer 17 through swinging action, a switching-on interlocking hole 1-1 is formed in the mounting substrate 1, and a switching-on blocking opening 2-3 or a switching-on interlocking blocking hole which is correspondingly matched with the switching-on interlocking hole 1-1 on the mounting substrate 1 is formed in the position locking plate 2.
The mounting substrate 1 of the position positioning interlocking mechanism and the traction lock plate 12 and the mounting substrate 1 of the position positioning interlocking mechanism are the same mounting substrate 1.
The position indicating mechanism and the boosting propulsion mechanism are positioned at the left side and the right side of the position locking plate 2, the position locking plate 2 is provided with a position unlocking plate 2-1 hinged with the position locking plate, and the position unlocking plate 2-1 drives the position locking plate 2 to swing under the action of unlocking operation force to unlock the drawer 17.
The traction locking plate 12 is installed on the installation base plate 1 in a left-right translation mode, the spiral boosting mechanism is provided with a position locking port 13-2, and the traction locking plate 12 locks the spiral boosting mechanism through the translation insertion position locking port 13-2.
The concrete structure that the traction locking plate 12 is installed on the installation base plate 1 in a left-right translation mode is as follows: the front part of the mounting base plate 1 is provided with a vertically arranged front end plate, a traction locking plate 12 is arranged on the front end plate, the traction locking plate 12 and the front end plate are respectively provided with at least two groups of strip-shaped sliding grooves 12-2 and fixed shafts 12-1 which are mutually matched, the fixed shafts 12-1 are provided with limiting end heads, and the traction locking plate 12 is arranged on the front end plate of the mounting base plate 1 in a left-right translation mode through the fixed shafts 12-1 penetrating through the strip-shaped sliding grooves 12-2.
The specific structure of the driving match of the traction lock plate 12 and the position lock plate 2 is as follows: the position locking plate 2 is provided with a locking plate drawing head 2-2 which extends out, the traction locking plate 12 is provided with a driving notch, and the locking plate drawing head 2-2 is inserted into the driving notch to convert the swinging motion of the unlocking and positioning drawer 17 of the position locking plate 2 into the left-right translation motion of the traction locking plate 12.
The screw boosting propulsion mechanism comprises a shaking screw part 13 and an operation shaft sleeve 13-1 which is arranged at the front end of the shaking screw part 13 and is used for operating the shaking screw part 13, a position locking hole 13-2 is arranged at the side surface of the operation shaft sleeve 13-1, the head end of the traction locking plate 12 is provided with a locking convex head, and the locking convex head is inserted into the position locking hole 13-2 to lock the screw boosting propulsion mechanism.
A position positioning propulsion interlocking mechanism assembly comprises the position positioning propulsion interlocking mechanism, a position positioning piece 14 arranged on a unit chamber layer plate and a propulsion matching piece matched with a boosting propulsion mechanism, wherein the propulsion matching piece of a spiral boosting propulsion mechanism is a groove-shaped positioning piece 16, and when the position positioning propulsion interlocking mechanism moves to a test position from a separation position along with a drawer 17 and is positioned, the spiral boosting propulsion mechanism starts to enter a matching state with the groove-shaped positioning piece 16;
a drawer unit comprises a unit chamber, a drawer 17 in the unit chamber and the position positioning pushing interlocking mechanism assembly, wherein a position positioning piece 14 and a pushing matching piece are installed on a unit chamber layer plate, the position positioning pushing interlocking mechanism is installed on a drawer bottom plate 18, a yielding notch is formed in the drawer bottom plate 18 and used for enabling a guide surface 8 of a position indicating plate 6 of a position indicating mechanism to protrude out of the bottom of the drawer bottom plate 18 to be in contact with the unit chamber layer plate, and when the drawer moves between a separation position and a connection position, the unit chamber layer plate pushes the position indicating plate 6 to swing through the guide surface 8.
The cell floor is in contact with the guide surface 8 by its front edge 11 for pushing the position indicator plate 6 to swing.
As shown in fig. 9, when the drawer is located at the separated position, the front edge 11 of the unit cell layer plate is just brought into contact with the guide surface 8 of the position indicating plate 6, and the position indicator 7 displays "separated" through the position indicating window on the drawer panel.
As the drawer continues to be pushed inwardly to the test position, as shown in figure 10, the front edge 11 of the cell floor pushes the position indicator mechanism by the guide surface 8 to swing upwardly until it enters the first step of the guide surface 8 and the position indicator 7 displays a "test" through the position indicator window in the drawer panel.
As the drawer continues to be pushed inwardly to the connected position, as shown in figure 11, the front edge 11 of the cell floor pushes the position indicating mechanism by the guide surface 8 and continues to swing upwardly until it enters the second step of the guide surface 8 and the position indicator 7 displays "connect" through the position indicating window in the drawer panel.
Example 2, substantially the same as example 1, except that: the traction locking plate 12 and the spiral boosting mechanism are cancelled, and the position positioning propulsion interlocking mechanism in the embodiment 2 can meet the technical requirements of the application function standard of the three-position hand-pulling propulsion and hand-pulling extraction of the drawer 22. The position-setting advancing interlock mechanism of this embodiment 2 is shown in fig. 8.
Example 3, substantially the same as example 1, except that: the position positioning interlocking mechanism and the force boosting mechanism of embodiment 1 are replaced with the position positioning interlocking mechanism and the lever force boosting mechanism shown in fig. 4 to 6.
Embodiment 4 is a position indicating mechanism and a drawer unit of a low-voltage switchgear assembly using the same, and is different from embodiment 1 in that: all components not related to position indication are eliminated and only the position indication function is performed.
Claims (10)
1. A position indicating mechanism is used for a drawer unit of a low-voltage switchgear assembly, and is characterized in that: including mounting substrate (1), position indication board (6), elastic element and position sign (7), but the rear portion luffing motion ground of position indication board (6) is installed on mounting substrate (1), position sign (7) set up the front portion in position indication board (6), the bottom of position indication board (6) has guide face (8), be used for promoting position indication board (6) swing when drawer (17) are in different positions, guide face (8) protrusion in the bottom of mounting substrate (1) of position indication board (6), elastic element is used for driving position indication board (6) downswing and resets.
2. The position indicating mechanism of claim 1, wherein: the rear part of the position indication plate (6) is fixed on the mounting substrate (1) through a swing shaft (9) passing through a swing shaft hole at the rear part of the position indication plate (6).
3. The position indicating mechanism of claim 1, wherein: the position indicating plate (6) is further provided with a limiting groove hole and a limiting shaft (10) penetrating through the limiting groove hole, the limiting groove hole and the limiting shaft (10) are located in front of the swing shaft (9), one end of the limiting shaft (10) is fixedly arranged on the base plate (1), the other end of the limiting shaft (10) is provided with a limiting structure, and the limiting structure and the mounting base plate (1) are used for limiting the position indicating plate (6) in a left-right mode.
4. The position indicating mechanism of claim 3, wherein: the swing shaft (9) and the limiting shaft (10) are screw pin shafts, and the limiting structure of the limiting shaft (10) is a pin head of the screw pin shaft.
5. The position indicating mechanism of claim 1, wherein: the mounting base plate (1) comprises a bottom plate and a side plate, the side plate is positioned on one side of the bottom plate, and the position indicating plate (6) is mounted on the outer side of the side plate;
the guide surface (8) is specifically a stepped surface.
6. A position-fixing advancing interlock mechanism comprising a mounting substrate (1) for mounting a position-fixing interlock mechanism and a position indicating mechanism, characterized in that: the position indicating mechanism according to any one of claims 1 to 5, which is mounted on a mounting substrate (1) for mounting a position positioning interlock mechanism.
7. The position indicating advancing interlock as set forth in claim 6, wherein: the mounting substrates (1) of the position indication mechanism and the position positioning interlocking mechanism are the same mounting substrate (1).
8. The position indicating advancing interlock as set forth in claim 6, wherein: the device also comprises a position unlocking plate (2-1), wherein the position unlocking plate (2-1) is hinged on a position locking plate (2) of the position positioning interlocking mechanism.
9. A drawer unit characterized by: the drawer comprises a unit chamber, a drawer (17) in the unit chamber and the position positioning pushing interlocking mechanism as claimed in claim 6, wherein the position positioning pushing interlocking mechanism is installed on a drawer bottom plate (18), the drawer bottom plate (18) is provided with a relief notch, and the relief notch is used for enabling a guide surface (8) of a position indicating plate (6) of the position indicating mechanism to protrude out of the bottom of the drawer bottom plate (18) to be in contact with a unit chamber layer plate, and when the drawer moves between a separation position and a connection position, the unit chamber layer plate pushes the position indicating plate (6) to swing through the guide surface (8);
or, include the unit room, drawer (17) in the unit room and position indicating mechanism of any claim 1 to 5, the position indicating mechanism is installed on drawer bottom plate (18), there is relief notch on the drawer bottom plate (18), the guide surface (8) used for making the position indicator plate (6) of the position indicating mechanism protrude the bottom of the drawer bottom plate (18) and contact with unit room floor, while the drawer moves between separation position and joint position, push the swing of the position indicator plate (6) through the guide surface (8) by the unit room floor.
10. The drawer unit of claim 9, wherein: the cell layer plate is in contact with the guide surface (8) via its front edge (11) for pushing the position indicator plate (6) to swing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122641977.XU CN216085931U (en) | 2021-10-31 | 2021-10-31 | Position indicating mechanism, position positioning pushing interlocking mechanism and drawer unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122641977.XU CN216085931U (en) | 2021-10-31 | 2021-10-31 | Position indicating mechanism, position positioning pushing interlocking mechanism and drawer unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216085931U true CN216085931U (en) | 2022-03-18 |
Family
ID=80642910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122641977.XU Active CN216085931U (en) | 2021-10-31 | 2021-10-31 | Position indicating mechanism, position positioning pushing interlocking mechanism and drawer unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216085931U (en) |
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2021
- 2021-10-31 CN CN202122641977.XU patent/CN216085931U/en active Active
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