CN209383304U - A kind of cucurbit limiter - Google Patents
A kind of cucurbit limiter Download PDFInfo
- Publication number
- CN209383304U CN209383304U CN201821724372.9U CN201821724372U CN209383304U CN 209383304 U CN209383304 U CN 209383304U CN 201821724372 U CN201821724372 U CN 201821724372U CN 209383304 U CN209383304 U CN 209383304U
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- connecting plate
- cucurbit
- panel
- fixed plate
- location hole
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Abstract
The utility model relates to a kind of cucurbit limiters, including rotation axis, panel, connecting plate and fixed plate, the rotation axis sequentially passes through the panel, connecting plate and fixed plate, the panel is connected with the connecting plate, the connecting plate is connected with the fixed plate, further include the location hole for sequentially passing through the panel, connecting plate and fixed plate, stop nut is equipped between the connecting plate and the fixed plate, the connecting plate is threadedly coupled with the fixed plate by the stop nut；The beneficial effects of the utility model are: location hole sequentially passes through panel, connecting plate and fixed plate, in location and installation, clamping device can be fixed the cucurbit limiter by location hole, then carry out subsequent installment work again；The stop nut being arranged between connecting plate and fixed plate can play the role of fastening and be isolated.
Description
Technical field
The utility model relates to control device field more particularly to a kind of cucurbit limiters.
Background technique
The control switch of electric block is often applied in crane industry, is controlled the work such as crane landing by electric hoist and is ordered
It enables, and controls microswitch work in electric block by cucurbit limiter, to control crane work；Existing cucurbit limit
Position device is often not easy positioning and clamping in assembly, brings inconvenience to assembling process due to being shaped piece.
Summary of the invention
For the status of the prior art, a kind of cucurbit limiter is provided, is limited cucurbit in assembly by increasing location hole
Position device positioning, completes subsequent assembly work.
The technical solution adopted by the present invention is that: a kind of cucurbit limiter, including rotation axis, panel, connecting plate and fixed plate,
The rotation axis sequentially passes through the panel, connecting plate and fixed plate, and the panel is connected with the connecting plate, the connection
Plate is connected with the fixed plate, and the panel is equipped with first positioning hole, and the connecting plate is equipped with second location hole, described
Fixed plate be equipped with third location hole, the first positioning hole, second location hole, third location hole axis be located at same straight line
On, stop nut is equipped between the connecting plate and the fixed plate, the connecting plate and the fixed plate pass through the limit
Nut thread connection.
The beneficial effects of the utility model are: location hole sequentially passes through panel, connecting plate and fixed plate, in location and installation
When, clamping device can be fixed the cucurbit limiter by location hole, then carry out subsequent installment work again；Connecting plate and solid
The stop nut being arranged between fixed board can play the role of fastening and isolation.
Preferably, the connecting plate is equipped with bending part, and the connecting plate is threadedly coupled with the panel by bending part；Face
It is equipped with threaded hole on the bending part of plate and connecting plate, is fixed panel and connecting plate by bolt.
Preferably, rotation plectrum is equipped between the panel and the connecting plate, the rotation plectrum is rotatably fixed
In the rotation axis.
Preferably, return spring assembly is equipped between the panel and the connecting plate, the return spring assembly can turn
It is fixed in the rotation axis dynamicly.
Preferably, the return spring assembly includes rotatable lamella and reset spring, and the reset spring two sides are separately connected
The rotatable lamella, the rotatable lamella are rotatably mounted in the rotation axis；Rotation axis rotation drives rotation plectrum rotation, turns
Meeting during dynamic plectrum rotation is so that the rotatable lamella on return spring assembly rotates, so that reset spring is compressed, reset bullet
Spring stores a part of elastic potential energy, and when being resetted, reset spring discharges this partial elastic potential energy, so that the cucurbit be limited
Position device resets.
Preferably, rotation plectrum drives rotatable lamella rotation to compress reset spring.
Preferably, the fixed plate bottom is equipped with cam and microswitch, and the cam is rotatably mounted to described turn
On moving axis, the microswitch is fixed on the cam two sides.
Preferably, the cam controls the microswitch work.Rotation axis rotation drives the cam in fixed plate to turn
Dynamic, the movement reed on cam rotation Shi Huiyu microswitch is in contact, and power is acted on movement spring by cam by outer mechanical force
On piece generates snap action when acting reed and being displaced to critical point, makes to act on the movable contact and microswitch of reed end
Fixed contact quick-make；When reset, the elastic potential energy of the reset spring release storage of return spring assembly is anti-with moving cam
Turn, act reed at this time and flick, do not recompress the fixed contact on microswitch, microswitch disconnects at this time, completes to reset work.
Preferably, the quantity of the first positioning hole is two, the corresponding second location hole and third location hole
Quantity be two.The convenient location and installation to the cucurbit limiter.
Preferably, the first positioning hole, second location hole and third location hole are symmetrical about rotation axis.
Detailed description of the invention
Fig. 1 is the utility model structure diagram；
Fig. 2 is part distributed architecture schematic diagram on the utility model connecting plate；
Fig. 3 is design of part distribution schematic diagram in the utility model fixed plate；
Fig. 4 is the utility model return spring assembly structural schematic diagram.
In figure, 1, rotation axis, 2, panel, 3, connecting plate, 4, fixed plate, 5a, first positioning hole, 5b, second location hole,
5c, third location hole, 6, stop nut, 7, rotation plectrum, 8, return spring assembly, 81, rotatable lamella, 82, reset spring, 41,
Cam, 42, microswitch, 421, movement reed.
Specific embodiment
The principles of the present invention and feature are described below, example is served only for explaining the utility model, and
It is non-to be used to limit the scope of the utility model.
As shown, a kind of cucurbit limiter, including rotation axis 1, panel 2, connecting plate 3 and fixed plate 4, rotation axis 1 according to
Secondary to run through panel 2, connecting plate 3 and fixed plate 4, panel 2 is connected with connecting plate 3, and connecting plate 3 is connected with fixed plate 4, panel
2 are equipped with first positioning hole 5a, and connecting plate 3 is equipped with second location hole 5b, and fixed plate 4 is equipped with third and positions 5c, and first is fixed
Position hole 5a, second location hole 5b, third location hole 5c axis be located along the same line, be equipped between connecting plate 3 and fixed plate 4
Stop nut 6, connecting plate 3 are threadedly coupled with fixed plate 4 by stop nut 6, pass through bolt between connecting plate 3 and fixed plate 4
It is connected with stop nut 6, rotation plectrum 7 is equipped between panel 2 and connecting plate 3, rotation plectrum 7 is rotatably mounted to rotation axis
On 1, return spring assembly 8 is equipped between panel 2 and connecting plate 3, return spring assembly 8 is rotatably mounted to the rotation axis
On 1, return spring assembly 8 includes rotatable lamella 81 and reset spring 82, and 82 two sides of reset spring are separately connected rotatable lamella 81, is rotated
Piece 81 is rotatably mounted in rotation axis 1, and 4 bottom of fixed plate is equipped with cam 41 and microswitch 42, and cam 41 is rotationally
It is fixed in rotation axis 1, microswitch 42 is fixed on 41 two sides of cam.
First positioning hole 5a, second location hole 5b, third location hole 5c sequentially pass through panel 2, connecting plate 3 and fixed plate 4,
In location and installation, clamping device can be fixed the cucurbit limiter by location hole, then carry out subsequent installment work again；
The stop nut 6 being arranged between connecting plate 3 and fixed plate 4 can play the role of fastening and be isolated.
The two sides of reset spring 82 on return spring assembly 8 are respectively and fixedly provided with rotatable lamella 81, and rotatable lamella 81 is rotationally solid
It is scheduled in rotation axis 1, rotatable lamella 81 is equipped with the through-hole passed through for rotation axis 1, the rotatable lamella of 82 left and right sides of reset spring
81 are distributed in rotation axis 1 in upper and lower, avoid interfering in rotation process, the rotation plectrum 7 on rotatable lamella 81 and rotation axis 1
Two sides contact respectively, rotation axis 1 makes to be located at turning for rotation plectrum 7 left and right sides in left-right rotation by rotating plectrum 7
Movable plate 81 rotates, and 81 rotary principle of rotatable lamella is similar to lever principle, and rotating fulcrum is that rotatable lamella 81 is matched with 1 hole axle of rotation axis
At conjunction, the rotation of rotatable lamella 81 compresses reset spring 82, and reset spring 82 stores elastic potential energy.
Microswitch 42 is equipped with movement reed 421, and the movable contact acted on reed 421 is under pressure microswitch 42
On fixed contact be pressed downward, to connect microswitch 42, when acting reed 421 and being separated with fixed contact, at microswitch 42
In off-state, no longer access control circuit.
Fixed plate 4 is equipped with cam 41 and microswitch 42, and the band moving cam 41 in left-right rotation of rotation axis 1 rotates, convex
During wheel 41 is rotated toward side, it will drive movement reed 421 and squeeze microswitch 42, to make to act 421 end of reed
Movable contact and fixed contact quick-make, microswitch 42 accesses control circuit, the process that rotation axis 1 mentioned above rotates
In, reset spring 82 can store a part of elastic potential energy, when cucurbit limiter needs to be reset, the release storage of reset spring 82
Elastic potential energy, band moving cam 41 rotate backward, and separate movement reed 421 with microswitch 42, and microswitch 42, which is in, to be disconnected
State.
There are three types of location status for cam 41: turning left, turns right and resets, cam 41 turns left and right-hand rotation is respectively turned on positioned at cam
The microswitch 42 of 41 left and right sides, when cam 41 resets, microswitch 42 is disconnected.
Microswitch 42 model KW7-0,16A250VACOR125VAC, T1255E4 mentioned above.
Several preferred embodiments of the present invention, but it has been observed that it should be understood that this reality has shown and described in above description
Be not limited to forms disclosed herein, be should not be regarded as an exclusion of other examples with novel, and can be used for it is various its
He combines, modification and environment, and can pass through above-mentioned introduction or related fields within the scope of the inventive concept described herein
Technology or knowledge are modified.And changes and modifications made by those skilled in the art do not depart from the spirit and model of the utility model
It encloses, then it all should be in the protection scope of the appended claims for the utility model.
Claims (10)
1. a kind of cucurbit limiter, including rotation axis (1), panel (2), connecting plate (3) and fixed plate (4), the rotation axis (1)
The panel (2), connecting plate (3) and fixed plate (4) are sequentially passed through, the panel (2) is connected with the connecting plate (3), institute
Connecting plate (3) to be stated to be connected with the fixed plate (4), it is characterised in that: the panel (2) is equipped with first positioning hole (5a),
The connecting plate (3) is equipped with second location hole (5b), and the fixed plate (4) is equipped with third location hole (5c), and described first
Location hole (5a), second location hole (5b), third location hole (5c) axis be located along the same line, the connecting plate (3) with
Stop nut (6) are equipped between the fixed plate (4), the connecting plate (3) and the fixed plate (4) pass through the stop nut
(6) it is threadedly coupled.
2. cucurbit limiter according to claim 1, it is characterised in that: the connecting plate (3) is equipped with bending part, the company
Fishplate bar (3) is threadedly coupled with the panel (2) by bending part.
3. cucurbit limiter according to claim 1, it is characterised in that: between the panel (2) and the connecting plate (3)
Equipped with rotation plectrum (7), the rotation plectrum (7) is rotatably mounted on the rotation axis (1).
4. cucurbit limiter according to claim 1, it is characterised in that: between the panel (2) and the connecting plate (3)
Equipped with return spring assembly (8), the return spring assembly (8) is rotatably mounted on the rotation axis (1).
5. cucurbit limiter according to claim 4, it is characterised in that: the return spring assembly (8) includes rotatable lamella
(81) it is separately connected the rotatable lamella (81) with reset spring (82), reset spring (82) two sides, the rotatable lamella (81)
It is rotatably mounted on the rotation axis (1).
6. according to any cucurbit limiter of claim 3 or 5, it is characterised in that: rotation plectrum (7) drives rotatable lamella
(81) rotation compresses reset spring (82).
7. cucurbit limiter according to claim 1, it is characterised in that: fixed plate (4) bottom is equipped with cam (41)
With microswitch (42), the cam (41) is rotatably mounted on the rotation axis (1), and the microswitch (42) is fixed
In the cam (41) two sides.
8. cucurbit limiter according to claim 7, it is characterised in that: the cam (41) controls the microswitch
(42) it works.
9. cucurbit limiter according to claim 1, it is characterised in that: the quantity of the first positioning hole (5a) is two
A, the quantity of the corresponding second location hole (5b) and third location hole (5c) is two.
10. cucurbit limiter according to claim 9, it is characterised in that: the first positioning hole (5a), second location hole
(5b) and third location hole (5c) are symmetrical about rotation axis (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821724372.9U CN209383304U (en) | 2018-10-24 | 2018-10-24 | A kind of cucurbit limiter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821724372.9U CN209383304U (en) | 2018-10-24 | 2018-10-24 | A kind of cucurbit limiter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209383304U true CN209383304U (en) | 2019-09-13 |
Family
ID=67867220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821724372.9U Active CN209383304U (en) | 2018-10-24 | 2018-10-24 | A kind of cucurbit limiter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209383304U (en) |
-
2018
- 2018-10-24 CN CN201821724372.9U patent/CN209383304U/en active Active
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