CN104994697A - Rotation stroke protective apparatus - Google Patents
Rotation stroke protective apparatus Download PDFInfo
- Publication number
- CN104994697A CN104994697A CN201510380053.5A CN201510380053A CN104994697A CN 104994697 A CN104994697 A CN 104994697A CN 201510380053 A CN201510380053 A CN 201510380053A CN 104994697 A CN104994697 A CN 104994697A
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- CN
- China
- Prior art keywords
- mounting panel
- switch
- protective device
- shift unit
- rotating shaft
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Abstract
The invention relates to a rotation stroke protective apparatus. The rotation stroke protective apparatus comprises a stroke switch and further comprises a rotation shift device, a support and a shaft joint, wherein the support is composed of an installation plate, and a first fixation device and a second fixation device which are disposed in parallel on the installation plate, are spaced at certain intervals and form right angles with the installation plate; the rotation shift device is composed of a rotation shaft with threads and a shift device; the rotation shaft with the threads is parallel to the installation plate, one end of the rotation shaft is connected with the first fixation device, and the other end of the rotation shaft is connected with the second fixation device and is connected with the shaft of a protected device through the shaft joint; the installation plate is also provided with a guide device; the shift device is disposed between the rotation shaft with the threads and the guide device to enable the shift device to move as the rotation shaft with the threads rotates; a switch contact rod of the stroke switch is disposed on the movement locus of the shift device; and when the shift device is in contact with the switch contract rod of the stroke switch, the stroke switch provides switch information for a control system so as to protect the device.
Description
Technical field
The present invention relates to the sub-display screen field of LED electrical, particularly relate to a kind of rotating distance protective device of the sub-display screen of convertible LED electrical.
Background technology
At present, the sub-display screen of convertible LED electrical is used widely.Because its screen body is made up of the triangular module of branched rotation, in order to prevent winding phenomenon, in existing product, both forward and reverse directions is adopted to rotate back and forth.When control appliance breaks down, triangular module may be caused to connect towards a direction and to rotate, cause access electric wire to damage.
Summary of the invention
The present invention, for solving the problems of the technologies described above, provides the rotating distance protective device that a kind of structure is simple, easy for installation.
A kind of rotating distance protective device that the present invention solves the problems of the technologies described above, comprising: travel switch; Rotating distance protective device also comprises: rotational displacement device, for install rotational displacement device support, for rotational displacement device with kept the shaft joint of equipment connection; Support by two pieces on mounting panel and this mounting panel thereof by being parallel to each other, spaced certain distance, first fixture at a right angle with described mounting panel and the second fixture form; Rotational displacement device is made up of threaded rotating shaft, shift unit; Threaded rotating shaft is parallel with mounting panel, and its one end is connected with described first fixture, and the other end is connected with the second fixture; Threaded rotating shaft wherein one end has the axle of an extension; Shaft joint is arranged on the axle of extension, and this shaft joint can be connected with the axle of protected equipment; Also be provided with the guider with threaded shaft parallel on a mounting board; Shift unit, between threaded rotating shaft and guider, makes shift unit rotate along with threaded rotating shaft and move; Travel switch fixed installation on a mounting board, makes the switch feeler lever of the trip switch be positioned on shift unit motion track; When shift unit touches the switch feeler lever of travel switch, travel switch can provide switching information to control system, implements protection to equipment.
The further improvement of a kind of rotating distance of the present invention protective device, the first fixture and being connected by bearing between the second fixture with threaded rotating shaft; Like this, threaded rotating shaft rotates more flexible.
The shift unit of a kind of rotating distance protective device of the present invention, this shift unit is made up of nut and the backstay be arranged on outside this nut; Nut sleeve is contained in threaded rotating shaft, and backstay and guider are slidably connected.
A kind of preferred version of the guider of a kind of rotating distance of the present invention protective device, this guider: be offer a gathering sill on a mounting board; Backstay is the round bar that a kind of size of gathering sill therewith coordinates; Its structure is very simple.
The another kind of preferred version of the guider of a kind of rotating distance of the present invention protective device, this guider: be a kind ofly install the protruding gib block of on a mounting board one; Backstay is a kind of recess coordinated with gib block size.
A kind of rotating distance protective device of the present invention is provided with a set of travel switch, and the switch feeler lever of the trip switch is positioned at a direction of described shift unit motion track; Like this, rotating distance protective device can be protected the single direction stroke of equipment.
A kind of rotating distance protective device of the present invention is provided with two cover travel switches, and the switch feeler lever of this two covers travel switch lays respectively at two directions of described shift unit motion track; Like this, rotating distance protective device can to equipment positive and negative two to stroke protect.
The further improvement of a kind of rotating distance protective device of the present invention, is provided with the bolt hole for fixedly mounting travel switch on a mounting board, and this bolt hole is a kind of hole of, strip parallel with guider; Like this, the protection stroke of equipment can be adjusted by the position adjusting travel switch.
In sum, a kind of rotating distance protective device of the present invention, structure is simple, easy for installation; When control appliance breaks down, a kind of rotating distance protective device of the present invention can carry out second protection to protected equipment.
Accompanying drawing explanation
The invention will be further described with reference to the accompanying drawings below, and accompanying drawing is only understands the present invention better, should not become limitation of the present invention.
Fig. 1 is the front view of a kind of rotating distance protective device of the present invention.
Fig. 2 is a kind of embodiment figure during the A-A in Fig. 1 of the present invention analyses and observe.
Fig. 3 is the another embodiment figure during the A-A in Fig. 1 of the present invention analyses and observe.
Fig. 4 is the B-B view in Fig. 2, Fig. 3 of the present invention.
Embodiment
Just contrast accompanying drawing below, specific embodiment of the invention is described, but should not become limitation of the present invention.
As shown in Figure 1 to Figure 2, a kind of rotating distance protective device, comprising: travel switch 4.Rotating distance protective device also comprises: rotational displacement device 1, for install rotational displacement device 1 support 2, for rotational displacement device 1 with kept the shaft joint 3 of equipment connection; Support 2 by two pieces on mounting panel 21 and this mounting panel 21 thereof by being parallel to each other, spaced certain distance, first fixture 22 at a right angle with mounting panel 21 and the second fixture 23 form; Rotational displacement device 1 is made up of threaded rotating shaft 11, shift unit 12; Threaded rotating shaft 11 is parallel with mounting panel 21, and its one end is connected with the first fixture 22, and the other end is connected with the second fixture 23; Threaded rotating shaft 11 wherein one end has the axle 111 of an extension; Described shaft joint 2 is arranged on the axle 111 of extension, and shaft joint 2 can be connected with the axle of protected equipment; Mounting panel 21 is provided with the guider parallel with threaded rotating shaft 11; Shift unit 12, between threaded rotating shaft 11 and guider, makes shift unit 12 rotate with threaded rotating shaft 11 and mobile; Travel switch 4 is fixedly mounted on mounting panel 21, makes the switch feeler lever 41 of the trip switch 4 be positioned on shift unit 12 motion track; When the control system of equipment breaks down, protected equipment continues to rotate, and when making shift unit 12 touch the switch feeler lever 41 of travel switch 4, travel switch 4 can provide switching information to control system, implements protection to equipment.
From Fig. 2, Fig. 3, the first fixture 12, second fixture 13 is connected by bearing 5 with between described threaded rotating shaft 11; Threaded rotating shaft 11 is made to rotate more flexible.
From Fig. 2, Fig. 3, shift unit 12 is made up of nut 121, the backstay 122 be arranged on outside this nut; Its nut 121 is sleeved on threaded rotating shaft 11, and backstay 122 and guider 24 are slidably connected.
As can be seen from Figure 2, a kind of embodiment of shift unit 12: be offer a gathering sill 24 on mounting panel 21; Meanwhile, backstay 122 is a kind of round bars coordinated with gathering sill 24 size; Between gathering sill 24, round bar, contact-making surface is smooth.
As can be seen from Figure 3, the another kind of embodiment of shift unit 12: the gib block 25 being arranged on the projection on mounting panel 21; Meanwhile, backstay 122 is a kind of recess coordinated with gib block 25 size; Between gib block 25, recess, contact-making surface is smooth.
According to above-described embodiment, rotating distance protective device is provided with a set of travel switch 4, and the switch feeler lever 41 of the trip switch 4 is positioned at a direction of shift unit 12 motion track; Rotating distance protective device can be protected the single direction stroke of equipment.
According to above-described embodiment, rotating distance protective device is provided with two cover travel switches 4, and mounting panel 21 is provided with two cover travel switches 4, and the switch feeler lever 41 of this two covers travel switch 4 lays respectively at two directions of shift unit 12 motion track; Rotating distance protective device can to equipment positive and negative two to stroke protect.
As shown in Figure 4, mounting panel 21 is provided with the bolt hole 26 for fixedly mounting travel switch 4, and this bolt hole 26 is holes that are parallel with guider, strip; Like this, the protection stroke of equipment can be adjusted by the position adjusting travel switch 4.
Claims (8)
1. a rotating distance protective device, comprising: travel switch (4);
It is characterized in that:
Described rotating distance protective device also comprises: rotational displacement device (1), for install described rotational displacement device (1) support (2), for described rotational displacement device (1) with kept the shaft joint of equipment connection (3);
Described support (2) by two pieces on mounting panel (21) and this mounting panel (21) thereof by being parallel to each other, spaced certain distance, first fixture (22) at a right angle with described mounting panel (21) and the second fixture (23) form;
Described rotational displacement device (1) is made up of threaded rotating shaft (11), shift unit (12);
Described threaded rotating shaft (11) is parallel with described mounting panel (21), and its one end is connected with described first fixture (22), and the other end is connected with described second fixture (23);
Described threaded rotating shaft (11) wherein one end has the axle (111) of an extension;
Described shaft joint (2) is arranged on the axle (111) of described extension, and described shaft joint (2) can be connected with the axle of protected equipment;
Described mounting panel (21) is provided with the guider parallel with described threaded rotating shaft (11);
Described shift unit (12) is positioned between described threaded rotating shaft (11) and described guider, makes described shift unit (12) rotate with threaded rotating shaft (11) and move;
Described travel switch (4) is fixedly mounted on described mounting panel (21), makes the switch feeler lever (41) of the trip switch (4) be positioned on described shift unit (12) motion track;
When described shift unit (12) touches switch feeler lever (41) of described travel switch (4), described travel switch (4) can provide switching information to control system.
2. rotating distance protective device according to claim 1, is characterized in that:
Described first fixture (12), to be connected by bearing (5) between the second fixture (13) with described threaded rotating shaft (11).
3. rotating distance protective device according to claim 1, is characterized in that:
Described shift unit (12) is made up of nut (121), the backstay (122) be arranged on outside this nut; Described nut (121) is sleeved on described threaded rotating shaft (11), and described backstay (122) and described guider (24) are slidably connected.
4. the rotating distance protective device according to claim 1 or 3, is characterized in that:
Described guider: be offer a gathering sill (24) on described mounting panel (21);
Described backstay (122) is a kind of round bar coordinated with described gathering sill (24) size.
5. the rotating distance protective device according to claim 1 or 3, is characterized in that:
Described guider: be that one is arranged on the protruding gib block (25) of on described mounting panel (21) one;
Described backstay (122) be a kind of recess coordinated with described gib block (25) size.
6. rotating distance protective device according to claim 1, is characterized in that:
Described mounting panel (21) is provided with a set of described travel switch (4), and the switch feeler lever (41) of the trip switch (4) is positioned at a direction of described shift unit (12) motion track.
7. rotating distance protective device according to claim 1, is characterized in that:
Described mounting panel (21) is provided with the described travel switch of two cover (4), and the switch feeler lever (41) of this two cover travel switch (4) lays respectively at two directions of described shift unit (12) motion track.
8. rotating distance protective device according to claim 1, is characterized in that:
Described mounting panel (21) is provided with the bolt hole (26) for fixedly mounting described travel switch (4), and this bolt hole (26) is hole that is parallel with described guider, strip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510380053.5A CN104994697A (en) | 2015-07-02 | 2015-07-02 | Rotation stroke protective apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510380053.5A CN104994697A (en) | 2015-07-02 | 2015-07-02 | Rotation stroke protective apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104994697A true CN104994697A (en) | 2015-10-21 |
Family
ID=54306411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510380053.5A Pending CN104994697A (en) | 2015-07-02 | 2015-07-02 | Rotation stroke protective apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104994697A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2464916Y (en) * | 2001-02-09 | 2001-12-12 | 漳州南祥机电有限公司 | Stroke controller for electric rolling door driving machine |
| CN2868098Y (en) * | 2005-10-28 | 2007-02-14 | 谢柏堆 | Remote control electric curtain device |
| CN101832095A (en) * | 2010-05-13 | 2010-09-15 | 王中好 | Stroke control mechanism of electric rolling door |
| CN201956212U (en) * | 2011-01-06 | 2011-08-31 | 浙江启门科技有限公司 | Travel switch mechanism of a translation-door opening machine |
| CN102444354A (en) * | 2011-11-25 | 2012-05-09 | 巨石集团有限公司 | Switching path controller for oven door |
-
2015
- 2015-07-02 CN CN201510380053.5A patent/CN104994697A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2464916Y (en) * | 2001-02-09 | 2001-12-12 | 漳州南祥机电有限公司 | Stroke controller for electric rolling door driving machine |
| CN2868098Y (en) * | 2005-10-28 | 2007-02-14 | 谢柏堆 | Remote control electric curtain device |
| CN101832095A (en) * | 2010-05-13 | 2010-09-15 | 王中好 | Stroke control mechanism of electric rolling door |
| CN201956212U (en) * | 2011-01-06 | 2011-08-31 | 浙江启门科技有限公司 | Travel switch mechanism of a translation-door opening machine |
| CN102444354A (en) * | 2011-11-25 | 2012-05-09 | 巨石集团有限公司 | Switching path controller for oven door |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20151021 |