CN215989480U - Dual-power automatic transfer switch with protection function - Google Patents
Dual-power automatic transfer switch with protection function Download PDFInfo
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- CN215989480U CN215989480U CN202122469329.0U CN202122469329U CN215989480U CN 215989480 U CN215989480 U CN 215989480U CN 202122469329 U CN202122469329 U CN 202122469329U CN 215989480 U CN215989480 U CN 215989480U
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Abstract
The utility model belongs to the field of electrical transfer switches, in particular to a dual-power automatic transfer switch with a protection function, which comprises a base; the top of the base is fixedly connected with a conversion controller; circuit connectors are fixedly connected to the top of the base and the two sides of the conversion controller; mounting grooves are formed in the front and back faces of the two circuit connectors; a pair of fixing plates is fixedly connected to the inner side wall of the placing groove; a pair of slide bars is fixedly connected to the opposite side surfaces of the two fixed plates; the middle parts of the two sliding rods are both connected with a contact plate in a sliding manner; the inner side wall of the placing groove is rotatably connected with an arc-shaped block relative to the contact plate; the arc-shaped block is contacted with the two contact plates; the inner side wall of the placing groove is provided with a wire guide hole relative to the position of the slide bar; therefore, the lead is stably connected in the lead hole, and the condition that the circuit connector falls off when the lead is subjected to external acting force is effectively avoided.
Description
Technical Field
The utility model relates to the field of electrical transfer switches, in particular to a dual-power automatic transfer switch with a protection function.
Background
The double-power automatic change-over switch is characterized by that when the electric equipment is suddenly cut off, it can be automatically connected to the stand-by power supply by means of change-over circuit of double-power change-over switch, and the operation of the electric equipment can be continuously operated.
In the prior art, the connection position of the dual-power automatic transfer switch is often stabilized at the connection position of the wires by sleeving a rubber ring on the wires, but the wires connected by the rubber ring are easy to shake or fall off a circuit connector when receiving external acting force, so that the dual-power automatic transfer switch with the protection function is provided for the problems.
SUMMERY OF THE UTILITY MODEL
In order to make up for the defects of the prior art and solve the problem that a lead on a circuit connector of the conventional dual-power transfer switch is easy to shake and fall off under the action of external force, the utility model provides a dual-power automatic transfer switch with a protection function.
The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model relates to a dual-power automatic transfer switch with a protection function, which comprises a base; the top of the base is fixedly connected with a conversion controller; circuit connectors are fixedly connected to the top of the base and the two sides of the conversion controller; mounting grooves are formed in the front and back faces of the two circuit connectors; a pair of fixing plates is fixedly connected to the inner side wall of the placing groove; a pair of slide bars is fixedly connected to the opposite side surfaces of the two fixed plates; the middle parts of the two sliding rods are both connected with a contact plate in a sliding manner; the inner side wall of the placing groove is rotatably connected with an arc-shaped block relative to the contact plate; the arc-shaped block is contacted with the two contact plates; the inner side wall of the placing groove is provided with a wire guide hole relative to the position of the slide bar; therefore, the lead is stably connected in the lead hole, the condition that the circuit connector falls off when the lead is subjected to external acting force is effectively avoided, and the safety of the automatic change-over switch is further enhanced.
Preferably, a plurality of groups of springs are sleeved at the middle parts of the two sliding rods relative to the fixed plate; the springs are all in contact with the contact plate; the contact plate is convenient to separate from the lead, thereby achieving the effect of convenient lead replacement.
Preferably, a rubber pad is fixedly connected to the side surface of the fixing plate relative to the position of the contact plate; a rubber pad is fixedly connected to the side surface of the contact plate; the front surface of the circuit connector is rotatably connected with a rotating block; the back of the rotating block is fixedly connected with the arc-shaped block through a connecting shaft; the sealing performance of the connection part between the lead and the lead hole can be improved, and the safety of the device is further improved.
Preferably, the top of the base is provided with a plurality of groups of connecting holes relative to the position of the circuit connector; the inner side wall of the connecting hole is provided with a pair of guide grooves; the inner side wall of the guide groove is fixedly connected with a push bar through a limiting spring; the inner side wall of the guide groove is rotatably connected with a clamping block relative to the position of the push strip; the push strip is in contact with the clamping block; the inner surface of the connecting hole is in threaded connection with a mounting column; a clamping groove is formed in the side surface of the mounting column relative to the position of the clamping block; the clamping block is in contact with the clamping groove; and then can ensure that the firm connection of erection column on the base is good, can not take place to rock or the condition that drops, and then reached and reduced the risk that automatic change over switch takes place to drop.
Preferably, the top of the conversion controller is rotatably connected with a handle; a display panel is fixedly connected to the position, relative to the handle, of the top of the conversion controller; the circuit of the device can be manually changed through the arrangement of the handle, and meanwhile, the display panel can observe some data in the circuit.
Preferably, heat dissipation holes are formed in the side surfaces of the two circuit connectors; a sealing gasket is fixedly connected at the joint of the circuit connector and the base; the arrangement of the heat dissipation holes can dissipate heat inside the circuit connector, and meanwhile, the sealing gasket fixedly connected at the joint between the circuit connector and the base can ensure the sealing performance of the circuit connector and the base, so that the effect of preventing mosquitoes from crawling is achieved.
The utility model has the advantages that:
1. according to the utility model, the arc-shaped block is rotated to drive the two contact plates to move on the sliding rod, the two contact plates move to be matched with the fixed plate, and the wire is clamped and fixed, so that the wire is stably connected in the wire hole, the problem that the wire falls off a circuit connector when being subjected to external acting force is solved, and the safety of the switch is improved;
2. according to the utility model, the base is connected through the mounting column, the limiting spring in the connecting hole on the base pushes the pushing strip to move, the pushing strip moves to drive the clamping block to rotate, and the clamping block rotates to limit the clamping groove on the mounting column, so that the stability of the mounting column on the connecting seat is effectively ensured, and the risk of falling of the automatic change-over switch is reduced.
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, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
FIG. 1 is a schematic perspective view of a first embodiment;
FIG. 2 is a schematic structural diagram of a contact plate and a fixing plate according to a first embodiment;
FIG. 3 is an enlarged view of the structure at A in FIG. 2;
FIG. 4 is an enlarged view of the structure at B in FIG. 2;
fig. 5 is a schematic structural view of a trapezoidal block of the second embodiment.
In the figure: 1. a base; 2. a conversion controller; 3. a circuit connector; 4. a placing groove; 5. a fixing plate; 6. a slide bar; 7. a contact plate; 8. an arc-shaped block; 9. a spring; 10. rotating the block; 11. connecting holes; 12. A guide groove; 13. pushing the strips; 14. a clamping block; 15. mounting a column; 16. a card slot; 17. a handle; 18. heat dissipation holes; 19. a trapezoidal block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
Referring to fig. 1-4, a dual power automatic transfer switch with protection function includes a base 1; the top of the base 1 is fixedly connected with a conversion controller 2; circuit connectors 3 are fixedly connected to the top of the base 1 and two sides of the conversion controller 2; the front and the back of the two circuit connectors 3 are both provided with a mounting groove 4; a pair of fixing plates 5 are fixedly connected to the inner side wall of the placing groove 4; a pair of slide bars 6 are fixedly connected to the opposite side surfaces of the two fixed plates 5; the middle parts of the two sliding rods 6 are both connected with a contact plate 7 in a sliding manner; the inner side wall of the placing groove 4 is rotatably connected with an arc-shaped block 8 relative to the position of the contact plate 7; the arc-shaped block 8 is in contact with the two contact plates 7; the inner side wall of the placing groove 4 is provided with a wire guide hole relative to the position of the slide bar 6; during operation, the wires are connected to the two circuit connectors 3 through the wire holes, then the two contact plates 7 are driven to move on the sliding rods 6 through the rotating arc-shaped blocks 8, the contact plates 7 move to be matched with the fixed plates 5 to seal and fix the wires on the wire holes, so that the wires are stably connected in the wire holes, the situation that the circuit connectors 3 fall off when the wires are subjected to external acting force is effectively avoided, and the safety of the automatic change-over switch is further enhanced.
A plurality of groups of springs 9 are sleeved at the middle parts of the two sliding rods 6 relative to the fixed plate 5; a plurality of said springs 9 are in contact with the contact plate 7; when the circuit connector is in work, the spring 9 is sleeved on the sliding rod 6, so that the contact plate 7 is convenient to separate from the lead when the lead of the circuit connector 3 is replaced, and the effect of facilitating the replacement of the lead is achieved.
A rubber pad is fixedly connected to the side surface of the fixed plate 5 relative to the position of the contact plate 7; a rubber pad is fixedly connected to the side surface of the contact plate 7; the front surface of the circuit connector 3 is rotatably connected with a rotating block 10; the back of the rotating block 10 is fixedly connected with the arc-shaped block 8 through a connecting shaft; when the device works, the rubber pads are arranged on the side surfaces of the contact plate 7 and the fixed plate 5, so that the sealing performance of the connection part between the lead and the lead hole can be improved, and the safety of the device is further improved.
The top of the base 1 is provided with a plurality of groups of connecting holes 11 relative to the position of the circuit connector 3; a pair of guide grooves 12 are formed in the inner side wall of the connecting hole 11; the inner side wall of the guide groove 12 is fixedly connected with a push bar 13 through a limiting spring; the inner side wall of the guide groove 12 is rotatably connected with a clamping block 14 relative to the position of the push strip 13; the push strip 13 is in contact with the clamping block 14; the inner surface of the connecting hole 11 is in threaded connection with a mounting column 15; a clamping groove 16 is formed in the side surface of the mounting column 15 corresponding to the position of the clamping block 14; the clamping block 14 is in contact with the clamping groove 16; the during operation, erection column 15 is connected with outside contact through connecting hole 11, when erection column 15 passes through connecting hole 11, fixture block 14 in connecting hole 11 can match the joint with draw-in groove 16 on the erection column 15, it also can promote to push away strip 13 and support fixture block 14 to inject the spring simultaneously, ensure that fixture block 14 can firm joint in draw-in groove 16, and then can ensure that the firm connection of erection column 15 on base 1 is good, the condition that can not take place to rock or drop, and then reached and reduced the risk that automatic change-over switch takes place to drop.
The top of the conversion controller 2 is rotatably connected with a handle 17; a display panel is fixedly connected to the position of the top of the conversion controller 2 relative to the handle 17; in operation, the circuitry of the device can be manually changed by setting the handle 17, while the display panel can view some data in the circuitry.
Example two
Referring to fig. 5, in a first comparative example, as another embodiment of the present invention, a trapezoidal block 19 is fixed to the bottom of the circuit connector 3; a trapezoidal groove is formed in the position, corresponding to the circuit connector 3, of the top of the base 1; the trapezoidal blocks 19 are connected on the inner side wall of the trapezoidal groove in a sliding manner; when in work, the circuit connector 3 is connected in the trapezoidal groove on the base 1 through the trapezoidal blocks 19; the effect of stably connecting the circuit connector 3 is achieved.
The working principle is that firstly, the mounting post 15 is connected with an external contact element through the connecting hole 11, when the mounting post 15 passes through the connecting hole 11, the clamping block 14 in the connecting hole 11 can be matched and clamped with the clamping groove 16 on the mounting post 15, and simultaneously, the limiting spring can also push the push strip 13 to support the clamping block 14, so as to ensure that the clamping block 14 can be stably clamped in the clamping groove 16, further ensure that the mounting post 15 is stably connected on the base 1, then, the conducting wires are connected on the two circuit connectors 3 through the conducting wire holes, when the arc-shaped block 8 is rotated to drive the two contact plates 7 to move on the sliding rod 6, the contact plates 7 move to be matched with the fixing plate 5 to seal and fix the conducting wires on the conducting wire holes, so that the conducting wires are stably connected in the conducting wire holes, the circuit connectors 3 can be conveniently separated from the conducting wires when the conducting wires are replaced by sleeving the spring 9 on the sliding rod 6, the handle 17 is arranged to allow manual change of the circuitry of the device, while the display panel allows some data to be viewed from the circuitry.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.
Claims (6)
1. The utility model provides a dual supply automatic transfer switch with safeguard function which characterized in that: comprises a base (1); the top of the base (1) is fixedly connected with a conversion controller (2); circuit connectors (3) are fixedly connected to the top of the base (1) and the two sides of the conversion controller (2); the front and the back of the two circuit connectors (3) are provided with placing grooves (4); a pair of fixing plates (5) is fixedly connected to the inner side wall of the placing groove (4); a pair of slide bars (6) is fixedly connected to the opposite side surfaces of the two fixed plates (5); the middle parts of the two sliding rods (6) are both connected with a contact plate (7) in a sliding manner; the inner side wall of the placing groove (4) is rotatably connected with an arc-shaped block (8) relative to the position of the contact plate (7); the arc-shaped block (8) is in contact with the two contact plates (7); the inner side wall of the placing groove (4) is provided with a wire guide hole relative to the position of the slide rod (6).
2. The dual-power automatic transfer switch with the protection function of claim 1, wherein: a plurality of groups of springs (9) are sleeved at the middle parts of the two sliding rods (6) relative to the position of the fixed plate (5); the springs (9) are all in contact with the contact plate (7).
3. The dual-power automatic transfer switch with the protection function according to claim 2, characterized in that: a rubber pad is fixedly connected to the side surface of the fixed plate (5) relative to the position of the contact plate (7); a rubber pad is fixedly connected to the side surface of the contact plate (7); the front surface of the circuit connector (3) is rotatably connected with a rotating block (10); the back of the rotating block (10) is fixedly connected with the arc-shaped block (8) through a connecting shaft.
4. The dual-power automatic transfer switch with the protection function of claim 3, wherein: the top of the base (1) is provided with a plurality of groups of connecting holes (11) relative to the position of the circuit connector (3); the inner side wall of the connecting hole (11) is provided with a pair of guide grooves (12); the inner side wall of the guide groove (12) is fixedly connected with a push bar (13) through a limiting spring; the inner side wall of the guide groove (12) is rotatably connected with a clamping block (14) relative to the position of the push strip (13); the push bar (13) is in contact with the clamping block (14); the inner surface of the connecting hole (11) is in threaded connection with a mounting column (15); a clamping groove (16) is formed in the side surface of the mounting column (15) relative to the position of the clamping block (14); the clamping block (14) is in contact with the clamping groove (16).
5. The dual-power automatic transfer switch with the protection function of claim 4, wherein: the top of the conversion controller (2) is rotatably connected with a handle (17); the top of the conversion controller (2) is fixedly connected with a display panel relative to the position of the handle (17).
6. The dual-power automatic transfer switch with the protection function of claim 5, wherein: heat dissipation holes (18) are formed in the side surfaces of the two circuit connectors (3); and a sealing gasket is fixedly connected at the joint of the circuit connector (3) and the base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122469329.0U CN215989480U (en) | 2021-10-13 | 2021-10-13 | Dual-power automatic transfer switch with protection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122469329.0U CN215989480U (en) | 2021-10-13 | 2021-10-13 | Dual-power automatic transfer switch with protection function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215989480U true CN215989480U (en) | 2022-03-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122469329.0U Active CN215989480U (en) | 2021-10-13 | 2021-10-13 | Dual-power automatic transfer switch with protection function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215989480U (en) |
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2021
- 2021-10-13 CN CN202122469329.0U patent/CN215989480U/en active Active
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