CN207321695U - A kind of rotary position-limit mechanism in cantilever switch board - Google Patents
A kind of rotary position-limit mechanism in cantilever switch board Download PDFInfo
- Publication number
- CN207321695U CN207321695U CN201721041486.9U CN201721041486U CN207321695U CN 207321695 U CN207321695 U CN 207321695U CN 201721041486 U CN201721041486 U CN 201721041486U CN 207321695 U CN207321695 U CN 207321695U
- Authority
- CN
- China
- Prior art keywords
- mounting blocks
- directive wheel
- switch board
- spacing rack
- installing plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses the rotary position-limit mechanism in a kind of cantilever switch board, second mounting blocks are equipped with installation cavity, first mounting blocks are fixedly connected on the second mounting blocks and close the installation cavity of the second mounting blocks, shaft is rotatably connected on the second mounting blocks, gear is fixedly connected in shaft, and gear is placed in installation cavity；Directive wheel installing plate is articulated with spacing rack, directive wheel is rotatably connected on directive wheel installing plate, one end of second spring is connected on spacing rack, the other end is connected on directive wheel installing plate, spacing rack is slidably connected on the second mounting blocks, and directive wheel is contacted on the second mounting blocks, spacing rack and pinion is meshed.The utility model can limit the rotational angle of switch board so that switch board rotates in certain angle, avoids switch board from excessively rotating and causes the part circuit on switch board to twist together, using effect is good.
Description
Technical field：
It the utility model is related to the rotary position-limit mechanism in a kind of cantilever switch board.
Background technology：
The rotation of existing cantilever switch board is generally to be realized by axis with bearing, and the rotational angle of switch board is
360 °, since the control line of switch board needs to draw from cable-through hole, when switch board rotates, if not to the angle of rotation of switch board
Degree is limited, it is easy to which causing switch board to be rotated along direction be able to can to control so that control line is intertwined
There is the phenomenon broken in line, therefore, it is necessory to be improved to the prior art to solve the deficiency of the prior art.
Utility model content：
The utility model is to provide the rotation in a kind of cantilever switch board to solve the above-mentioned problems of the prior art
Turn position-limit mechanism.
There is technical solution used by the utility model：A kind of rotary position-limit mechanism in cantilever switch board, including first
Mounting blocks, the second mounting blocks, bearing, shaft, end cap, gear, spacing rack, directive wheel, directive wheel installing plate and second spring,
Second mounting blocks are equipped with installation cavity, and the first mounting blocks are fixedly connected on the second mounting blocks and by the peace of the second mounting blocks
It to behave affectedly closing, shaft is rotatably connected on the second mounting blocks by two bearings, and two end cap is fixedly connected on the second mounting blocks, and
Two bearings are positioned on the second mounting blocks by two end cap, and gear is fixedly connected in shaft, and gear is placed in installation cavity；It is oriented to
Wheel installing plate is articulated with spacing rack, and directive wheel is rotatably connected on directive wheel installing plate, and one end of second spring is connected to
On spacing rack, the other end is connected on directive wheel installing plate, and spacing rack is slidably connected on the second mounting blocks, and directive wheel
Contact on the second mounting blocks, spacing rack and pinion is meshed.
Further, second mounting blocks are equipped with sliding slot, and guide groove is equipped with the side wall of sliding slot, and spacing rack is slided
It is dynamic to be arranged in sliding slot, and directive wheel is contacted in guide groove.
Further, the spacing rack is equipped with rectangular channel, and accommodating groove, the directive wheel installation are equipped with rectangular channel
Plate is articulated with rectangular channel, and when compressing second spring, directive wheel is accommodated in accommodating groove.
The utility model has the advantages that：The utility model can limit the rotational angle of switch board,
So that switch board rotates in certain angle, avoid switch board from excessively rotating and cause the part circuit on switch board to twist one
Rise, using effect is good.
Brief description of the drawings：
Fig. 1 is the utility model structure chart.
Fig. 2 is the engaging structure figure between spacing rack and pinion in the utility model.
Fig. 3 is structure chart of the spacing rack in the second mounting blocks in the utility model.
Fig. 4 is scheme of installation of the directive wheel on spacing rack in the utility model.
Fig. 5 is the structure chart of spacing rack in the utility model.
Embodiment：
The utility model will be further described below with reference to the accompanying drawings.
As shown in Figures 1 to 5, the utility model discloses the rotary position-limit mechanism in a kind of cantilever switch board, including first
Mounting blocks 81, the second mounting blocks 82, bearing 83, shaft 84, end cap 85, gear 86, spacing rack 91, directive wheel 92, directive wheel
Installing plate 93 and second spring 94, are equipped with installation cavity 820 on the second mounting blocks 82, and the first mounting blocks 81 are fixed by screw to be connected
It is connected on the second mounting blocks 82, and the first mounting blocks 81 close the installation cavity 820 of the second mounting blocks 82.Shaft 84 passes through two axis
Hold 83 to be rotatably connected on the second mounting blocks 82, two end cap 85 is fixedly connected on the second mounting blocks 82, and two end cap 85 corresponds to
Two bearings 83 are positioned on the second mounting blocks 82.Gear 86 is fixedly connected in shaft 84, and gear 86 is in installation cavity 820
It is interior.Directive wheel installing plate 93 is articulated with spacing rack 91, and directive wheel 92 is rotatably connected on directive wheel installing plate 93, the second bullet
One end of spring 94 is connected on spacing rack 91, and the other end is connected on directive wheel installing plate 93, and spacing rack 91 is slidably connected
In on the second mounting blocks 82, and directive wheel 92 is contacted on the second mounting blocks 82, and spacing rack 91 is meshed with gear 86.
Sliding slot 821 is equipped with the second mounting blocks 82, guide groove is equipped with the side wall of sliding slot 821, spacing rack 91 is slided
It is dynamic to be arranged in sliding slot 821, and the directive wheel 92 on spacing rack 91 is contacted in guide groove.
Rectangular channel 911 is equipped with spacing rack 91, accommodating groove 912, directive wheel installing plate 93 are equipped with rectangular channel 911
It is articulated with rectangular channel 911, when compressing second spring 94, directive wheel 92 is accommodated in accommodating groove 912.
Second spring 94 is carried out for preferably spacing, circular bosses are equipped with the lower face of directive wheel installing plate 93,
Circular hole is equipped with rectangular channel 911, one end of second spring 94 is placed in circular hole, and the other end is set on circular bosses.
In the sliding slot 821 being placed in spacing rack 91 on second mounting blocks 82, pressure directive wheel installing plate 93, and cause
Directive wheel 92 is accommodated in accommodating groove 912, and then spacing rack 91 is placed in sliding slot 821, unclamps directive wheel installing plate 93,
Under the action of 94 spring force of second spring, directive wheel installing plate 93 is sprung back and so that directive wheel 92 is contacted on 821 inner wall of sliding slot
Guide groove in.
When in use, cantilever 13 is installed in shaft 84, switch board is installed on cantilever 13.In switch board rotation process
In, gear 86 drives in sliding slot 821 of the spacing rack 91 in the second mounting blocks 82 and slides, due to the limited length of sliding slot 821,
Therefore it is connected in spacing rack 91 on the second mounting blocks 82, switch board cannot be rotated further.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, some improvement can also be made on the premise of the utility model principle is not departed from, these improvement also should be regarded as
The scope of protection of the utility model.
Claims (3)
- A kind of 1. rotary position-limit mechanism in cantilever switch board, it is characterised in that：Including the first mounting blocks (81), the second mounting blocks (82), bearing (83), shaft (84), end cap (85), gear (86), spacing rack (91), directive wheel (92), directive wheel installing plate (93) and second spring (94), second mounting blocks (82) are equipped with installation cavity (820), and the first mounting blocks (81) are fixedly connected Closed on the second mounting blocks (82) and by the installation cavity (820) of the second mounting blocks, shaft (84) is rotated by two bearings (83) It is connected on the second mounting blocks (82), two end cap (85) is fixedly connected on the second mounting blocks (82), and two end cap (85) is by two Bearing (83) is positioned on the second mounting blocks (82), and gear (86) is fixedly connected in shaft (84), and gear (86) is placed in peace It behave affectedly in (820)；Directive wheel installing plate (93) is articulated with spacing rack (91), and directive wheel (92) is rotatably connected on directive wheel peace In loading board (93), one end of second spring (94) is connected on spacing rack (91), and the other end is connected to directive wheel installing plate (93) on, spacing rack (91) is slidably connected on the second mounting blocks (82), and directive wheel (92) contacts at the second mounting blocks (82) on, spacing rack (91) is meshed with gear (86).
- 2. the rotary position-limit mechanism in cantilever switch board as claimed in claim 1, it is characterised in that：Second mounting blocks (82) sliding slot (821) is equipped with, guide groove is equipped with the side wall of sliding slot (821), spacing rack (91) is slided and is arranged on sliding slot (821) in, and directive wheel (92) is contacted in guide groove.
- 3. the rotary position-limit mechanism in cantilever switch board as claimed in claim 2, it is characterised in that：The spacing rack (91) Rectangular channel (911) is equipped with, is equipped with accommodating groove (912) in rectangular channel (911), the directive wheel installing plate (93) is articulated with square In shape groove (911), when compressing second spring (94), directive wheel (92) is accommodated in accommodating groove (912).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721041486.9U CN207321695U (en) | 2017-08-20 | 2017-08-20 | A kind of rotary position-limit mechanism in cantilever switch board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721041486.9U CN207321695U (en) | 2017-08-20 | 2017-08-20 | A kind of rotary position-limit mechanism in cantilever switch board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207321695U true CN207321695U (en) | 2018-05-04 |
Family
ID=62431648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721041486.9U Expired - Fee Related CN207321695U (en) | 2017-08-20 | 2017-08-20 | A kind of rotary position-limit mechanism in cantilever switch board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207321695U (en) |
-
2017
- 2017-08-20 CN CN201721041486.9U patent/CN207321695U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180504 Termination date: 20180820 |