CN210034945U - Electronic and mechanical double-limit electric hanger - Google Patents
Electronic and mechanical double-limit electric hanger Download PDFInfo
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- CN210034945U CN210034945U CN201822270585.5U CN201822270585U CN210034945U CN 210034945 U CN210034945 U CN 210034945U CN 201822270585 U CN201822270585 U CN 201822270585U CN 210034945 U CN210034945 U CN 210034945U
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- bracket
- roller
- electronic
- sling
- limit switch
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Abstract
The utility model discloses an electronic and mechanical double-limit electric hanger, a controller is electrically connected with a first roller, the controller can set the preset stroke of the first roller and stop rotating when the first roller rotates to the preset stroke; the limit switch is electrically connected with the first roller, the sling presses the limit switch in a tensioning state, and when the sling is changed into a loosening state from the tensioning state, the limit switch stops the first roller. Has the advantages that: the controller carries out spacingly through control procedure to electronic gallows, and limit switch carries out spacingly to electronic gallows through the mechanical structure of hoist cable, all can make electronic gallows stop motion when arbitrary link among controller or limit switch reaches the spacing condition of electronic gallows, has realized the electron and the machinery double spacing to electronic gallows, can reduce the possibility that electronic gallows and foreign object collision caused the damage, has higher reliability. The utility model relates to an electronic gallows for projector.
Description
Technical Field
The utility model relates to an electronic gallows for projector, in particular to electron and two spacing electronic gallows of machinery.
Background
The electric hanger is used for installing the projector indoors. The electric hanger can hang the projector on the ceiling and lower the projector to a proper height when the projector needs to be used. When the projector is not used, the electric hanger can lift the projector. The electric hanger enables the indoor space provided with the projector to be flexibly used.
In the prior art, the electric hanger generally does not have a limiting function, and the electric hanger is likely to collide with foreign objects in the descending process, so that the risk of damaging the projector is caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that an electron and mechanical dual-spacing electronic gallows is provided, accessible electron and two ways of machinery carry on spacingly to electronic gallows, can be in the motion and be obstructed electronic gallows stop motion often.
The technical scheme adopted for solving the technical problems is as follows:
an electronic and mechanical double-limit electric hanger comprises a first bracket, a second bracket, an expansion bracket, a first roller, a sling, a controller and a limit switch, wherein the second bracket is arranged below the first bracket, two ends of the expansion bracket are respectively connected with the first bracket and the second bracket, the distance between the first bracket and the second bracket can be adjusted, the first roller is arranged on the first bracket, two ends of the sling are respectively connected with the first roller and the second bracket, the sling is wound on the first roller, and the first roller can rotate to receive and release the sling and control the second bracket to move up and down relative to the first bracket;
the controller is electrically connected with the first roller, and can set a preset stroke of the first roller and stop rotating when the first roller rotates to the preset stroke;
the limit switch is electrically connected with the first roller, the sling presses the limit switch in a tensioning state, and when the sling is changed into a loosening state from the tensioning state, the limit switch stops the first roller.
As an improvement, a third bracket is arranged on the first bracket, a second roller is arranged on the third bracket, a sling bypasses the second roller, the second roller provides guiding and supporting for the sling, the end part of the second roller is movably arranged on the third bracket, and a hanging spring for hanging the second roller is arranged on the third bracket;
when the sling is in a tensioning state, the sling tightly presses the second roller and enables the second roller to press the limit switch;
when the sling is in a loose state, the hanging spring pulls the second roller and enables the second roller to be separated from the limit switch.
As the improvement, the number of the sling, the limit switch and the second roller is two and is symmetrically arranged on two sides of the first bracket, the number of the expansion brackets is three, and the three expansion brackets are respectively arranged around the first bracket and the second bracket.
As an improvement, the rotating speed of the first roller is fixed, and the controller controls the preset stroke of the first roller by setting the preset time.
As an improvement, the controller comprises a wireless communication module, and the wireless communication module enables the controller to wirelessly receive information of preset time and control the preset stroke of the first roller.
As an improvement, a power supply socket is arranged on the second bracket, a plurality of wire clamps are arranged on the telescopic frame, and the wire clamps are arranged between the first bracket and the second bracket along the telescopic frame.
As an improvement, a rectangular decorative plate is arranged on the second bracket, and four corners of the decorative plate are connected with the second bracket through studs respectively.
As an improvement, the second bracket is provided with a connecting plate assembly, the connecting plate assembly comprises four support legs, the four support legs respectively extend out of the studs at the four corners of the decorative plate and are connected with the studs, and a buffer spring is arranged between the studs and the second bracket and enables the studs to be elastically connected with the second bracket.
As an improvement, the length of the legs is telescopic.
As a modification, one end of the four legs is hinged to the second bracket and the legs are allowed to rotate relative to the second bracket.
Has the advantages that: the controller carries out spacingly through control procedure to electronic gallows, and limit switch carries out spacingly to electronic gallows through the mechanical structure of hoist cable, all can make electronic gallows stop motion when arbitrary link among controller or limit switch reaches the spacing condition of electronic gallows, has realized the electron and the machinery double spacing to electronic gallows, can reduce the possibility that electronic gallows and foreign object collision caused the damage, has higher reliability.
Drawings
The invention will be further explained with reference to the drawings:
fig. 1 is a schematic structural diagram of a contracted state according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of the expanded state of the embodiment of the present invention;
fig. 3 is an exploded view of an embodiment of the present invention;
fig. 4 is a schematic view of a state in which the second roller is disengaged from the limit switch according to the embodiment of the present invention;
fig. 5 is a schematic view illustrating a state in which the second roller presses the limit switch according to the embodiment of the present invention;
fig. 6 is an exploded view of the second roller and the third bracket according to the embodiment of the present invention.
Detailed Description
Referring to fig. 1 to 6, an electronic and mechanical double-limit electric hanger comprises a first bracket 1, a second bracket 2, an expansion bracket 3, a first roller 4, a sling 5, a controller 6 and a limit switch 7, wherein the second bracket 2 is arranged below the first bracket 1, two ends of the expansion bracket 3 are respectively connected with the first bracket 1 and the second bracket 2, the distance between the first bracket 1 and the second bracket 2 can be adjusted, the first roller 4 is arranged on the first bracket 1, two ends of the sling 5 are respectively connected with the first roller 4 and the second bracket 2, the sling 5 is wound on the first roller 4, and the first roller 4 can rotate to receive and release the sling 5 and control the second bracket 2 to move up and down relative to the first bracket 1. The slings 5 of this embodiment are tapes. The sling 5 may also be other prior art cables or straps.
The controller 6 is electrically connected with the first roller 4, and the controller 6 can set a preset stroke of the first roller 4 and stop the rotation of the first roller 4 when the first roller 4 rotates to the preset stroke.
The limit switch 7 is electrically connected with the first roller 4, the sling 5 presses the limit switch 7 in a tensioned state, and when the sling 5 is changed from the tensioned state to a relaxed state, the limit switch 7 stops the first roller 4. The limit switch 7 of the embodiment is a microswitch, and has high sensitivity and reliability.
The controller 6 is limited to the electric hanging bracket through a control program, the limit switch 7 is limited to the electric hanging bracket through a mechanical structure of the sling 5, the electric hanging bracket can stop moving when any link among the controller 6 or the limit switch 7 reaches the limit condition of the electric hanging bracket, the electronic and mechanical double limitation of the electric hanging bracket is realized, the possibility of damage caused by collision of the electric hanging bracket and foreign objects can be reduced, and the reliability is high.
In order to guide the movement direction of the sling 5, a third bracket 8 is arranged on the first bracket 1, a second roller 9 is arranged on the third bracket 8, the sling 5 bypasses the second roller 9, the second roller 9 provides guiding and supporting for the sling 5, the end part of the second roller 9 can be movably arranged on the third bracket 8, and a hanging spring 10 for hanging the second roller 9 is arranged on the third bracket 8.
When the sling 5 is in a tensioned state, the sling 5 presses against the second roller 9 and causes the second roller 9 to press the limit switch 7.
When the sling 5 is in a loose state, the hanging spring 10 pulls the second roller 9 and enables the second roller 9 to be separated from the limit switch 7.
In order to ensure that the second bracket 2 runs stably and is not prone to tilt, the number of the slings 5, the limit switches 7 and the second rollers 9 is two, the slings are symmetrically arranged on two sides of the first bracket 1, the number of the expansion brackets 3 is three, and the three expansion brackets 3 are respectively arranged around the first bracket 1 and the second bracket 2.
The rotating speed of the first roller 4 is fixed in the embodiment, and the controller 6 controls the preset stroke of the first roller 4 by setting the preset time.
For the convenience of remote control, the controller 6 includes a wireless communication module, which enables the controller 6 to wirelessly receive information of preset time and control the preset stroke of the first roller 4. The controller 6 of the present embodiment can be operated by a remote controller.
In order to facilitate the wiring of the projector mounted on the hanger, the second bracket 2 is provided with a power supply socket, the expansion bracket 3 is provided with a plurality of wire clamps 13, and the wire clamps 13 are arranged between the first bracket 1 and the second bracket 2 along the expansion bracket 3. The expansion bracket 3 of this embodiment includes a plurality of articulated telescopic links each other, and the middle part of telescopic link is equipped with a pin joint, and the both ends of telescopic link respectively are equipped with a pin joint, and the telescopic link articulates each other and forms extending structure. The wire clamps 13 of this embodiment are installed on the hinge point of the telescopic rod, and each wire clamp 13 is arranged in a zigzag shape on the telescopic frame 3. The wire clamps 13 can clamp the wires, so that the wires are fixed on the wire clamps 13, and the wires are arranged orderly.
The second bracket 2 of the present embodiment is provided with a rectangular decorative plate 11, and four corners of the decorative plate 11 are connected to the second bracket 2 by studs 14. Various accessories may be mounted on the decorative panel 11.
In order to stabilize the structure of the decorative plate 11, the second bracket 2 is provided with a connecting plate assembly, the connecting plate assembly comprises four support legs 12, the four support legs 12 respectively extend out of the studs 14 at four corners of the decorative plate 11 and are connected with the studs 14, a buffer spring 15 is arranged between the studs 14 and the second bracket 2, and the stud 14 is elastically connected with the second bracket 2 through the buffer spring 15. The web assembly may enhance structural stability between studs 14. The buffer spring 15 can buffer the impact of the decorative plate 11 and foreign objects, and can reduce the damage risk of the electric hanger.
The legs 12 are telescopic in length for easy installation and adjustment of the respective studs 14. One end of the four legs 12 is hinged to the second bracket 2 and allows the legs 12 to rotate relative to the second bracket 2. The legs 12 are rotatable to facilitate alignment of the stud 14 and trim panel 11.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the gist of the present invention within the knowledge of those skilled in the art.
Claims (10)
1. The utility model provides an electron and two spacing electronic gallows of machinery which characterized in that: the automatic lifting device comprises a first bracket (1), a second bracket (2), an expansion bracket (3), a first roller (4), a sling (5), a controller (6) and a limit switch (7), wherein the second bracket (2) is arranged below the first bracket (1), two ends of the expansion bracket (3) are respectively connected with the first bracket (1) and the second bracket (2) and enable the distance between the first bracket (1) and the second bracket (2) to be adjustable, the first roller (4) is arranged on the first bracket (1), two ends of the sling (5) are respectively connected with the first roller (4) and the second bracket (2), the sling (5) is wound on the first roller (4), and the first roller (4) can rotate to receive and release the sling (5) and control the second bracket (2) to move up and down relative to the first bracket (1);
the controller (6) is electrically connected with the first roller (4), and the controller (6) can set a preset stroke of the first roller (4) and stop rotating when the first roller (4) rotates to the preset stroke;
the limit switch (7) is electrically connected with the first roller (4), the sling (5) presses the limit switch (7) in a tensioning state, and when the sling (5) is changed into a loosening state from the tensioning state, the limit switch (7) enables the first roller (4) to stop moving.
2. The electronic and mechanical double-limit electric hanger according to claim 1, wherein: a third bracket (8) is arranged on the first bracket (1), a second roller (9) is arranged on the third bracket (8), the sling (5) bypasses the second roller (9), the second roller (9) provides guidance and support for the sling (5), the end part of the second roller (9) is movably arranged on the third bracket (8), and a hanging spring (10) for hanging the second roller (9) is arranged on the third bracket (8);
when the sling (5) is in a tensioning state, the sling (5) tightly presses the second roller (9) and enables the second roller (9) to press the limit switch (7);
when the sling (5) is in a loose state, the hanging spring (10) pulls the second roller (9) and enables the second roller (9) to be separated from the limit switch (7).
3. An electronic and mechanical double-limit electric hanger as claimed in claim 2, wherein: the number of the slings (5), the limit switches (7) and the second rollers (9) is two and are symmetrically arranged on two sides of the first bracket (1), the number of the expansion brackets (3) is three, and the three expansion brackets (3) are respectively arranged on the periphery of the first bracket (1) and the second bracket (2).
4. An electrical and mechanical double-limiting electric hanger as claimed in any one of claims 1 to 3, wherein: the rotating speed of the first roller (4) is fixed, and the controller (6) controls the preset stroke of the first roller (4) by setting preset time.
5. An electronic and mechanical double-limiting electric hanger according to claim 4, characterized in that: the controller (6) comprises a wireless communication module, and the wireless communication module enables the controller (6) to wirelessly receive the information of the preset time and control the preset stroke of the first roller (4).
6. An electronic and mechanical double-limiting electric hanger as claimed in claim 5, wherein: the power supply socket is arranged on the second bracket (2), the telescopic frame (3) is provided with a plurality of wire clamps, and the wire clamps are arranged between the first bracket (1) and the second bracket (2) along the telescopic frame (3).
7. An electronic and mechanical double-limiting electric hanger as claimed in claim 6, wherein: the second bracket (2) is provided with a rectangular decorative plate (11), four corners of the decorative plate (11) are connected with the second bracket (2) through studs respectively, and buffer springs are arranged between the studs and the second bracket (2).
8. An electronic and mechanical double-limiting electric hanger as claimed in claim 7, wherein: the second bracket (2) is provided with a connecting plate assembly, the connecting plate assembly comprises four support legs (12), the four support legs (12) extend out of the studs at the four corners of the decorative plate (11) and are connected with the studs respectively, and the studs are elastically connected with the second bracket (2) through buffer springs.
9. An electronic and mechanical double-limiting electric hanger as claimed in claim 8, wherein: the legs (12) are telescopic in length.
10. An electronic and mechanical double-limiting electric hanger as claimed in claim 9, wherein: one end of each of the four support legs (12) is hinged with the second bracket (2) and enables the support legs (12) to rotate relative to the second bracket (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822270585.5U CN210034945U (en) | 2018-12-29 | 2018-12-29 | Electronic and mechanical double-limit electric hanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822270585.5U CN210034945U (en) | 2018-12-29 | 2018-12-29 | Electronic and mechanical double-limit electric hanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210034945U true CN210034945U (en) | 2020-02-07 |
Family
ID=69343796
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822270585.5U Active CN210034945U (en) | 2018-12-29 | 2018-12-29 | Electronic and mechanical double-limit electric hanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210034945U (en) |
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2018
- 2018-12-29 CN CN201822270585.5U patent/CN210034945U/en active Active
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