CN106629318B - A kind of elevator position control device - Google Patents
A kind of elevator position control device Download PDFInfo
- Publication number
- CN106629318B CN106629318B CN201710103114.2A CN201710103114A CN106629318B CN 106629318 B CN106629318 B CN 106629318B CN 201710103114 A CN201710103114 A CN 201710103114A CN 106629318 B CN106629318 B CN 106629318B
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- CN
- China
- Prior art keywords
- connecting rod
- crane
- clamping jaw
- driver
- rotatablely connected
- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B7/00—Other common features of elevators
Landscapes
- Load-Engaging Elements For Cranes (AREA)
- Jib Cranes (AREA)
Abstract
The present invention relates to a kind of elevator position control devices, the link mechanism being connect including driver with the driver, the link mechanism includes the positioning clamping jaw for compressing crane, the positioning clamping jaw is rotatablely connected by the first rotating connector and mounting plate and passes through the second rotation connection and is rotatablely connected with first connecting rod, the 4th rotating connector is rotatablely connected and passed through with second connecting rod by third rotation connection for the first connecting rod and driver is rotatablely connected, and the other end of the second connecting rod is flexibly connected by the 5th rotating connector with the mounting plate.Link mechanism of the present invention may be implemented to push down crane when stretching out by positioning clamping jaw and link mechanism is made to be in dead-centre position, only need the power of very little just crane can be made to be maintained at fixed position, will not float up and down because of load change under the driving of driver.
Description
Technical field
The invention belongs to elevator location control technical fields, and in particular to a kind of elevator position control device.
Background technique
During upper and lower pieces, crane can be become underloading from heavy duty or become heavy duty from underloading elevator.In load
In the case where variation, flexible due to crane lifting chain or belt, the position of crane can upwardly or downwardly float,
Cause mechanically and electrically to control failure.Therefore crane positioning mechanism need to be set, guarantee the even running of handshaking.Traditional lifting
Machine locator has the following problems: although (1) located, during load change, the position of crane still can
Change；(2) locator is during either on or off, since load change is larger, it sometimes appear that Caton problem；(3) fixed
Position process is larger to the impact of positioning cylinder；(4) since load change is larger, cause positioning cylinder type selecting too big.
Summary of the invention
A kind of elevator position control device is provided it is an object of the invention to solve above-mentioned technical problem, is utilized
The dead-centre position of link mechanism solves the problems, such as that crane floats upward or downward during load change, guarantees elevator
Position is fixed during loading and unloading, stable and reliable operation.
To achieve the above object, the present invention adopts the following technical scheme:
A kind of elevator position control device, it is described including driver and the link mechanism being connect with the driver
Link mechanism includes the positioning clamping jaw for compressing crane, and the positioning clamping jaw is turned by the first rotating connector and mounting plate
Follower link is simultaneously rotatablely connected by the second rotating connector and first connecting rod, and the first connecting rod passes through third rotating connector
The 4th rotating connector is rotatablely connected and passed through with second connecting rod and driver is rotatablely connected, and the other end of the second connecting rod is logical
It crosses the 5th rotating connector and the mounting plate is rotatablely connected；When the positioning clamping jaw compresses positioning crane, the connecting rod
Mechanism is in dead-centre position.
Link mechanism of the present invention may be implemented to be pushed down crane simultaneously by positioning clamping jaw when stretching out under the driving of driver
In dead-centre position, the power of very little is only needed just crane can be made to be maintained at fixed position, it will not be upper and lower because of load change
It floats.
Detailed description of the invention
Fig. 1 is schematic diagram when liter elevator position control device of the invention is opened；
Fig. 2 is schematic diagram when elevator position control device of the invention is closed；
Fig. 3 is elevator position control device position fixing process schematic diagram of the invention.
Specific embodiment
In the following, in conjunction with example, property feature and advantage is further described for the essence of the present invention, but the present invention not office
It is limited to listed embodiment.
As shown in Figure 1-3, a kind of elevator position control device, comprising:
Driver 30 and the link mechanism 20 being connect with the driver, the link mechanism 20 include for compression
The positioning clamping jaw 21 of crane 10, the positioning clamping jaw 21 are rotatablely connected and are led to mounting plate 50 by the first rotating connector 26
It crosses the second rotation connection 27 to be rotatablely connected with first connecting rod 22, the first connecting rod passes through third rotation connection 25 and second connecting rod
23 are rotatablely connected and are simultaneously rotatablely connected by the connecting rod of the 4th rotating connector 28 and driver 30, the second connecting rod 23 it is another
One end is flexibly connected by the 5th rotating connector 24 with the mounting plate 50.
In specific implementation, the driver 30 can be cylinder, be also possible to motor, and specific drive form is unlimited.Specifically
In realization, the driver 30 is mounted on vertically disposed driver fixed frame 40 by driver fixing piece, the driving
Device fixed frame 40 and the mounting plate 50 are installed on jointly on a horizontal supporting plate 60, the driving of the driver fixed frame 40
Device seating side connects with the corresponding side end face of mounting plate 50 and forms the structure of L shape.
Preferably, the mounting plate 50 can be two, opposite to be arranged in parallel, to support the first rotating connector 26, the
Five rotating connectors 24.It can certainly be one, be used to support the first rotating connector 26, the 5th rotating connector 24.
Wherein, it should be noted that the positioning clamping jaw 21 and second connecting rod 23 can be a pair, that is, be respectively provided at one
The two sides of first connecting rod 22.It of courses, can also be respectively one, the side of first connecting rod 22 is set to realize mesh of the invention
's；In addition, the first connecting rod 22 is also possible to two, the positioning clamping jaw 21 and second connecting rod 23 are one, two first
Connecting rod 22 is located at the outside of a positioning clamping jaw 21 and a second connecting rod 23 to achieve the object of the present invention.
It should be noted that in the present invention, the positioning clamping jaw 21, first connecting rod 22, second connecting rod 23 can with rhabodoid,
Plate body be can also be to realize, it is specific unlimited.
First rotating connector 26, second rotation connection 27, third be rotatablely connected the 25, the 4th rotating connector 28 with
And the 5th rotating connector 24 can be using pin shaft or pin rod or other rotating connectors and realize, concrete form is unlimited.
Specifically, when being positioned using the link mechanism 20 to crane, it can the corresponding position setting on crane
One locating convex block 11 compresses the locating convex block 11 by the positioning clamping jaw 21 to position, prevents from rising if necessary
Positioning, as shown in figure 3, compress positioning to the upper end of locating convex block 11 by positioning clamping jaw 21, if needed to prevent decline from positioning, then by
It positions clamping jaw 21 and positioning is compressed to the lower end of locating convex block 11, the installation for positioning clamping jaw 21 at this time will be installed with shown in Fig. 1-3
Mode is installed on the contrary, even if positioning clamping jaw 21 is installed in turn, the free end for positioning clamping jaw is made to withstand the convex on crane
The lower end surface of block 11, to prevent crane from declining.
Fig. 1 shows state of the link mechanism 20 when driver, which retracts, opens position control device, and Fig. 2 shows even
Linkage 20 stretches out the state after positioning clamping jaw 21 compresses crane in driver, and Fig. 3 shows the connecting rod for pushing down crane
The state of the positioning clamping jaw opening procedure of mechanism 20, shown in Figure 3, when driver stretches out, positioning clamping jaw 21 is rotated counterclockwise,
And downwardly against the locating convex block 11 on crane 10, prevent crane from rising, when driver 30 retracts, positioning clamping jaw 21 is suitable
Hour hands back rotation and open, form state as shown in Figure 1, crane can freely rise at this time.
It is shown in Figure 2, when position clamping jaw 21 compress crane 10 when, at this point, 3 points of B, C, D draw a straight line (B,
C, the axle center of 3 points of D the second rotation connections 27 of difference, third rotation connection 25 and the 5th rotating connector 24), while second
The axial connecting line and the first rotating connector 26 and the 5th rotating connector 24 of rotation connection 27 and the first rotating connector 26
The included angle B AD that axle center is formed is right angle, i.e., 90 degree, link mechanism is in dead-centre position this moment.Using dead-centre position to crane
10 compress, and only need the power of very little just crane can be made to be maintained at fixed position, will not float up and down because of load change.When
When crane has the tendency that running up because of load change, link mechanism remains to firmly position crane, prevents crane
Rise.
When crane decline, load is become being lightly loaded from heavy duty, and crane has the tendency that running up at this time, and figure can be used
Positioning method shown in 2 is positioned, and guarantees steady handover；When crane rises, load becomes heavy duty from being lightly loaded, and rises at this time
Drop machine has the tendency that running down, and can install in turn locator shown in Fig. 2, locator is made to withstand convex on crane
The lower end surface of block 11, to prevent crane from declining.
Link mechanism of the present invention may be implemented to be pushed down crane simultaneously by positioning clamping jaw when stretching out under the driving of driver
In dead-centre position, the power of very little is only needed just crane can be made to be maintained at fixed position, it will not be upper and lower because of load change
It floats.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (1)
1. a kind of elevator position control device, which is characterized in that including driver and the connecting rod being connect with the driver
Mechanism, the link mechanism include the positioning clamping jaw for compressing crane, and the positioning clamping jaw passes through the first rotating connector
The second rotating connector is rotatablely connected and passed through with mounting plate and first connecting rod is rotatablely connected, and the first connecting rod is turned by third
One end of follower link and second connecting rod is rotatablely connected and passes through the 4th rotating connector and driver is rotatablely connected, and described second
The other end of connecting rod is rotatablely connected by the 5th rotating connector and the mounting plate；When the positioning clamping jaw compresses positioned-lifting
When frame, the link mechanism is in dead-centre position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710103114.2A CN106629318B (en) | 2017-02-24 | 2017-02-24 | A kind of elevator position control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710103114.2A CN106629318B (en) | 2017-02-24 | 2017-02-24 | A kind of elevator position control device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106629318A CN106629318A (en) | 2017-05-10 |
| CN106629318B true CN106629318B (en) | 2019-02-15 |
Family
ID=58847487
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710103114.2A Active CN106629318B (en) | 2017-02-24 | 2017-02-24 | A kind of elevator position control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106629318B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110695599A (en) * | 2019-11-15 | 2020-01-17 | 哈尔滨理工大学 | Welding jig mechanism |
| CN115285905B (en) * | 2022-08-01 | 2024-06-11 | 安歌科技(集团)股份有限公司 | Safety dead point mechanism of lifter |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU518309A1 (en) * | 1974-07-12 | 1976-06-25 | Всесоюзный Проектно-Конструкторский Институт Сварочного Производства | Assembly for welding |
| CN201432178Y (en) * | 2009-04-28 | 2010-03-31 | 大连奥托装备制造有限公司 | Locking structure of assembling and welding jig for automobile side wall frame |
| CN201437190U (en) * | 2009-06-26 | 2010-04-14 | 上汽通用五菱汽车股份有限公司 | Clamping mechanism for positioning vehicle body tool |
| CN103878518A (en) * | 2012-12-19 | 2014-06-25 | 北汽福田汽车股份有限公司 | Locking device |
| CN203459844U (en) * | 2013-07-30 | 2014-03-05 | 长城汽车股份有限公司 | Positioning device and conveying system for white car body welding production line |
| CN103624460B (en) * | 2013-11-25 | 2015-10-28 | 奇瑞汽车股份有限公司 | A kind of positioning and clamping mechanism |
| CN206569868U (en) * | 2017-02-24 | 2017-10-20 | 中国汽车工业工程有限公司 | A kind of lift position control device |
-
2017
- 2017-02-24 CN CN201710103114.2A patent/CN106629318B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN106629318A (en) | 2017-05-10 |
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