CN106744339A - A kind of long stroke limiter - Google Patents
A kind of long stroke limiter Download PDFInfo
- Publication number
- CN106744339A CN106744339A CN201710075823.4A CN201710075823A CN106744339A CN 106744339 A CN106744339 A CN 106744339A CN 201710075823 A CN201710075823 A CN 201710075823A CN 106744339 A CN106744339 A CN 106744339A
- Authority
- CN
- China
- Prior art keywords
- outer end
- mobile bar
- junction block
- main casing
- drive link
- 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.)
- Granted
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C15/00—Safety gear
- B66C15/04—Safety gear for preventing collisions, e.g. between cranes or trolleys operating on the same track
- B66C15/045—Safety gear for preventing collisions, e.g. between cranes or trolleys operating on the same track electrical
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
- Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)
Abstract
A kind of long stroke limiter, is provided with drive link in the main casing of tubular, main casing setting is stretched out in drive link the inner, and drive link outer end is provided with conical head；The outer end of main casing is provided with outer end lower house to being equipped with outer end upper shell, outer end upper shell lower section by fixed plate；Junction block is provided with the lower house of outer end, junction block middle part is provided with vertical moving hole, and junction block both sides are provided with two binding posts, and binding post downside is provided with binding post contact；Conical head is located in the upper shell of outer end, recline setting roller below conical head, roller is arranged on the upper end of mobile bar by roller shaft, the lower end of mobile bar passes through the moving hole in the middle part of junction block, spring base is provided with mobile bar on the downside of fixed plate, compression spring is provided with the mobile bar between spring base and junction block；Conducting strip is fixed with mobile bar on the downside of junction block, conducting strip is respectively arranged on the left side and the right side conducting strip contact.The present invention increases reliability and durability, reduces maintenance cost, improves operating efficiency.
Description
Technical field
The present invention relates to a kind of long stroke limiter.
Background technology
Range limiter is a kind of safety device in order to protect machine and its user, prevent crane occur collide or
Traveling in certain limit, the conventional conventional limit switch type of current crane are limited in, principle is stress rotation, cutting-off controlling electricity
Source, but this structure is easily damaged, and short life, maintenance cost is higher.
The content of the invention
The present invention provides a kind of long stroke limiter, relatively reliable, durable.
In order to solve the above-mentioned technical problem, the present invention is adopted the following technical scheme that：A kind of long stroke limiter, including tubular
Main casing, be provided with drive link in main casing, main casing setting is stretched out in drive link the inner, and drive link outer end is provided with conical head；It is main
The outer end of housing is provided with outer end lower house to being equipped with outer end upper shell, outer end upper shell lower section by fixed plate；Outer end lower casing
Junction block is provided with vivo, and junction block middle part is provided with vertical moving hole, and junction block both sides are provided with two binding posts, binding post downside
It is provided with binding post contact；Conical head is located in the upper shell of outer end, and recline setting roller, the rotating direction of scroll wheel below conical head
Generatrix direction with the conical head conical surface is consistent, and roller is arranged on the upper end of mobile bar by roller shaft, and mobile bar passes through fixed plate
Set, the lower end of mobile bar is provided with spring base through the moving hole in the middle part of junction block in the mobile bar on the downside of fixed plate,
Mobile bar between spring base and junction block is provided with compression spring；Conduction is fixed with mobile bar on the downside of junction block
Piece, conducting strip is respectively arranged on the left side and the right side conducting strip contact；After compression spring reset, conducting strip contact connects with binding post contact
Touch connection.
Mobile bar includes the upper mobile bar and lower mobile bar of docking, and the diameter of lower mobile bar is less than the diameter of upper mobile bar,
Spring socket sleeve is located at the upper end of lower mobile bar.
The inner of drive link is provided with the interior dististyle vertical with drive link；Conical head outer end is provided with vertical with drive link being used for
Spacing outer end piece.
The inside and outside end of main casing is provided with the end connector of flange arrangement, is respectively equipped with the end connector inside and outside end
Inside and outside end cap, is provided with the hole suitable with transmission shank diameter inside and outside end cap central, outer end cap is consolidated with the inner of outer end upper shell
Fixed connection.
In the lower house of outer end, positioning seat is provided with below junction block, positioning seat middle part is provided with location hole, the lower end of mobile bar
Penetrate location hole setting.
Outer end upper shell longitudinal section is " Ω " shape, including forward and backward straight wall and arch top, and forward and backward straight wall lower end is provided with outwards
Side bending flanging at a right angle, flanging is provided with fixing hole, and fixed plate correspondence also is provided with fixing hole, and outer end upper shell passes through bolt
Coordinate with fixing hole and be fixed in fixed plate.
Outer end lower house includes lower house and lower cover, is provided with fixing threaded hole in lower house at corner, and lower cover passes through spiral shell
Nail is fixed on lower house.
Main casing side is provided with fixed mount, and fixed mount includes the riser perpendicular to main casing and the horizontal stroke parallel to main casing
Plate, riser is fixedly connected with transverse slat, and transverse slat is provided with fixing hole.
The big dolly of crane of the present invention can be used, and before and after being become by rotation, substantially increase increase reliability and durable
Property, maintenance cost is substantially reduced, and has saved use cost, improves operating efficiency.
Brief description of the drawings
Structural representation when Fig. 1 is of the invention initial；
Structural representation when Fig. 2 is present invention triggering；
Fig. 3 is right view of the invention.
Specific embodiment
Embodiment：As Figure 1-3, biography is provided with a kind of main casing 1 of long stroke limiter, including tubular, main casing 1
Lever 2, the inner of drive link 2 is stretched out main casing 1 and is set, and the outer end of drive link 2 is provided with conical head 4；The outer end of main casing 1 is to being equipped with
Outer end upper shell 10, the lower section of outer end upper shell 10 is provided with outer end lower house 11 by fixed plate；It is provided with outer end lower house 11 and is connect
Line seat 18, the middle part of junction block 18 is provided with vertical moving hole, and the both sides of junction block 18 are provided with two binding posts 19, and binding post downside sets
There is binding post contact；Conical head 4 is located in outer end upper shell 10, and the lower section of conical head 4 reclines and sets roller 14, the rolling of scroll wheel 14
Dynamic direction is consistent with the generatrix direction of the conical surface of conical head 4, and roller 4 is arranged on the upper end of mobile bar 15, mobile bar by roller shaft
15 are set through fixed plate 13, and the lower end of mobile bar 15 passes through the moving hole at the middle part of junction block 18, in the shifting of the downside of fixed plate 13
Spring base 16 is provided with lever 15, compression spring 17 is provided with the mobile bar 15 between spring base 16 and junction block 18；
Conducting strip 20 is fixed with the mobile bar 15 of the downside of junction block 18, the arranged on left and right sides of conducting strip 20 is respectively equipped with conducting strip contact；
After the reset of compression spring 17, conducting strip contact is connected with binding post contact.
Mobile bar 15 includes the upper mobile bar and lower mobile bar 22 of docking, and the diameter of lower mobile bar 22 is less than upper mobile bar
Diameter, spring base 16 is set in the upper end of lower mobile bar, and compression spring 17 is set between spring base 16 and junction block 18.
The inner of drive link 15 is provided with the interior dististyle 3 vertical with drive link 2；The outer end of conical head 4 is provided with vertical with drive link 2
For spacing outer end piece 5.
The inside and outside end of main casing 1 is provided with the end connector of flange arrangement, is respectively equipped with the end connector inside and outside end
Inner end cap 8, outer end cap 7, are provided with the hole suitable with the diameter of drive link 2, outer end cap 7 and outer end upper shell inside and outside end cap central
10 the inner is fixedly connected.
In outer end lower house 11, the lower section of junction block 18 is provided with positioning seat 21, and the middle part of positioning seat 21 is provided with location hole, mobile
The lower end of bar 15 penetrates location hole setting.
The longitudinal section of outer end upper shell 10 is " Ω " shape, including forward and backward straight wall and arch top, forward and backward straight wall lower end be provided with to
Outside bending flanging at a right angle, flanging is provided with fixing hole, and the correspondence of fixed plate 13 also is provided with fixing hole, and outer end upper shell 10 leads to
Bolt is crossed to be fixed in fixed plate 13 with fixing hole cooperation.
Outer end lower house 11 includes lower house 23 and lower cover 12, is provided with fixing threaded hole 6, lower cover in lower house 23 at corner
Body 12 is fixed by screws on lower house 23.
The side of main casing 2 is arranged with two fixed mounts 9 in parallel, fixed mount 9 include riser perpendicular to main casing 1 with it is parallel
In the transverse slat of main casing 1, riser is fixedly connected with transverse slat, and transverse slat is provided with fixing hole.
When the outside side shifting of stress of drive link 2, the outside side shifting of conical head 4, the conical surface pushing rolling wheels 14 of conical head 4 are driven
Move downward, mobile bar 15 is moved down, compression pressure spring 17, while driving conducting strip 20 to move down, make conducting strip 20
The binding post contact of conducting strip contact and binding post 19 disengage, so as to realize power-off.After power-off, it is multiple that compression spring stretchs out realization
Position, drives roller 14 to move upwards, and conducting strip 20 is moved upwards, until the conducting strip contact of conducting strip 20 and connecing for binding post 19
Terminal contact.
Claims (8)
1. a kind of long stroke limiter, it is characterised in that：Main casing including tubular, is provided with drive link, drive link in main casing
Main casing setting is stretched out in the inner, and drive link outer end is provided with conical head；The outer end of main casing to being equipped with outer end upper shell, on outer end
Housing lower section is provided with outer end lower house by fixed plate；Junction block is provided with the lower house of outer end, junction block middle part is provided with vertical
Moving hole, junction block both sides are provided with two binding posts, and binding post downside is provided with binding post contact；Conical head is located at outer end upper shell
Interior, recline setting roller below conical head, and the rotating direction of scroll wheel is consistent with the generatrix direction of the conical head conical surface, and roller passes through
Roller shaft is arranged on the upper end of mobile bar, and mobile bar is set through fixed plate, and the lower end of mobile bar passes through the shifting in the middle part of junction block
Dynamic hole, spring base is provided with the mobile bar on the downside of fixed plate, and pressure is provided with the mobile bar between spring base and junction block
Power spring；Conducting strip is fixed with mobile bar on the downside of junction block, conducting strip is respectively arranged on the left side and the right side conducting strip contact；
After compression spring reset, conducting strip contact is connected with binding post contact.
2. long stroke limiter according to claim 1, it is characterised in that：Mobile bar includes the upper mobile bar of docking with
Mobile bar, the diameter of the diameter less than upper mobile bar of lower mobile bar, spring socket sleeve is located at the upper end of lower mobile bar.
3. long stroke limiter according to claim 2, it is characterised in that：The inner of drive link is provided with vertical with drive link
Interior dististyle；Conical head outer end is provided with vertical with drive link for spacing outer end piece.
4. long stroke limiter according to claim 3, it is characterised in that：The inside and outside end of main casing is provided with flange arrangement
End connector, is respectively equipped with inside and outside end cap on the end connector inside and outside end, be provided with inside and outside end cap central and drive link
The suitable hole of diameter, outer end cap is fixedly connected with the inner of outer end upper shell.
5. long stroke limiter according to claim 4, it is characterised in that：In the lower house of outer end, set below junction block
There is positioning seat, positioning seat middle part is provided with location hole, and the lower end of mobile bar penetrates location hole setting.
6. long stroke limiter according to claim 5, it is characterised in that：Outer end upper shell longitudinal section is " Ω " shape, bag
Forward and backward straight wall and arch top are included, forward and backward straight wall lower end is provided with the flanging at a right angle of bending laterally, and flanging is provided with fixing hole,
Fixed plate correspondence also is provided with fixing hole, and outer end upper shell is fixed in fixed plate by bolt with fixing hole cooperation.
7. long stroke limiter according to claim 6, it is characterised in that：Outer end lower house includes lower house and lower cover
Body, is provided with fixing threaded hole at corner in lower house, lower cover is fixed by screws on lower house.
8. long stroke limiter according to claim 7, it is characterised in that：Main casing side is provided with fixed mount, fixed
Frame includes the riser perpendicular to main casing and the transverse slat parallel to main casing, and riser is fixedly connected with transverse slat, and transverse slat is provided with solid
Determine hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710075823.4A CN106744339B (en) | 2017-02-13 | 2017-02-13 | A kind of long stroke limiter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710075823.4A CN106744339B (en) | 2017-02-13 | 2017-02-13 | A kind of long stroke limiter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106744339A true CN106744339A (en) | 2017-05-31 |
| CN106744339B CN106744339B (en) | 2018-05-18 |
Family
ID=58956506
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710075823.4A Active CN106744339B (en) | 2017-02-13 | 2017-02-13 | A kind of long stroke limiter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106744339B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108946233A (en) * | 2018-08-14 | 2018-12-07 | 福建泉州群发包装纸品有限公司 | Corrugated case is processing printed to use automatic charging equipment |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87212746U (en) * | 1987-10-28 | 1988-10-12 | 益都县石河建筑安装公司 | Crane overrun controller |
| CN2851226Y (en) * | 2005-12-27 | 2006-12-27 | 南京宝日钢丝制品有限公司 | Safety limiting device for travelling crane truck |
| CN101049890A (en) * | 2007-05-09 | 2007-10-10 | 贾光军 | Induction type safe operational crane |
| CN201442798U (en) * | 2008-11-21 | 2010-04-28 | 中色科技股份有限公司 | Crane system with limit device for industrial factory building |
| CN104150304A (en) * | 2014-07-30 | 2014-11-19 | 江阴市星联建筑机械厂 | Lifting height limiter |
| CN206521213U (en) * | 2017-02-13 | 2017-09-26 | 卢协峰 | A kind of long stroke limiter |
-
2017
- 2017-02-13 CN CN201710075823.4A patent/CN106744339B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87212746U (en) * | 1987-10-28 | 1988-10-12 | 益都县石河建筑安装公司 | Crane overrun controller |
| CN2851226Y (en) * | 2005-12-27 | 2006-12-27 | 南京宝日钢丝制品有限公司 | Safety limiting device for travelling crane truck |
| CN101049890A (en) * | 2007-05-09 | 2007-10-10 | 贾光军 | Induction type safe operational crane |
| CN201442798U (en) * | 2008-11-21 | 2010-04-28 | 中色科技股份有限公司 | Crane system with limit device for industrial factory building |
| CN104150304A (en) * | 2014-07-30 | 2014-11-19 | 江阴市星联建筑机械厂 | Lifting height limiter |
| CN206521213U (en) * | 2017-02-13 | 2017-09-26 | 卢协峰 | A kind of long stroke limiter |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108946233A (en) * | 2018-08-14 | 2018-12-07 | 福建泉州群发包装纸品有限公司 | Corrugated case is processing printed to use automatic charging equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106744339B (en) | 2018-05-18 |
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