CN108002237A - A kind of crane travelling limiter - Google Patents
A kind of crane travelling limiter Download PDFInfo
- Publication number
- CN108002237A CN108002237A CN201711244834.7A CN201711244834A CN108002237A CN 108002237 A CN108002237 A CN 108002237A CN 201711244834 A CN201711244834 A CN 201711244834A CN 108002237 A CN108002237 A CN 108002237A
- Authority
- CN
- China
- Prior art keywords
- self
- lock switch
- loudspeaker
- warning light
- range sensor
- 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.)
- Pending
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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
- B66C15/06—Arrangements or use of warning devices
- B66C15/065—Arrangements or use of warning devices electrical
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Control And Safety Of Cranes (AREA)
Abstract
The invention discloses a kind of crane travelling limiter, including housing, self-lock switch, elastic trigger, connecting spring, range sensor, anti-tactile ball, loudspeaker and warning light, the interior side position of the housing is provided with self-lock switch, the upper surface of the elasticity trigger is provided with connecting spring, and anti-feeler lever is provided with above the elasticity trigger.The beneficial effects of the invention are as follows：The present invention is by the setting of range sensor, loudspeaker and warning light, and when range sensor is detected on object distance object distance and reaches 30 centimetres, PLC controller control loudspeaker send alarm, and control warning light sends red prompting light；The setting that the present invention passes through anti-tactile ball, elastic trigger and self-lock switch, whichever the direction movement touching of anti-tactile ball can all move connecting rod, so elastic flip-flop toggle self-lock switch of connecting rod triggering, self-lock switch and then can avoid security incident by the dump of crane.
Description
Technical field
The invention belongs to crane technical field, and in particular to a kind of crane travelling limiter.
Background technology
Crane refers to more action hoisting machineries of vertical-lift within the specific limits and horizontal carrying heavy goods.Also known as day
Car, hanging, crane.
Bridge crane is that crossbearer carries out the lifting equipment of material handling in workshop, warehouse and stock ground overhead.Due to it
Both ends are seated on tall and big concrete column or metallic support, and shape is like bridge.The crane span structure edge of bridge crane is laid on both sides height
Track on frame is longitudinally running, the space handling material below crane span structure can be made full use of, from the obstruction of ground installation.It is
A kind of hoisting machinery that use scope is most wide, quantity is most.
Range limiter is a kind of mechanical stroke spacer, have it is small, compact-sized, anti-interference, spacing it is adjustable,
It is versatile, installation and it is easy to maintain the features such as.Range limiter with by the synchronous displacement signal of control mechanism through external change gear
Couple after speed change with the input shaft of limiter, be converted into the angular displacement signal of output shaft through retarder speed change and realize.
However, often there are certain defect in use for present range limiter：The anti-feeler lever of present range limiter
There is reaction in left and right when touching, it is impossible to and it is comprehensive spacing in time, while there is no warning function, operation is made troubles.
The content of the invention
It is proposed in the above background technology to solve the problems, such as.The present invention provides a kind of crane travelling limiter, have
Comprehensive prevention, while there is the characteristics of early warning.
To achieve the above object, the present invention provides following technical solution：A kind of crane travelling limiter, including housing,
Self-lock switch, elastic trigger, connecting spring, range sensor, anti-tactile ball, loudspeaker and warning light, the inside one of the housing
Side position is provided with self-lock switch, and the upper surface of the elasticity trigger is provided with connecting spring, the elasticity trigger it is upper
Side is provided with anti-feeler lever, and the upper surface of the connecting spring is provided with the second connecting rod, is connected inside the anti-feeler lever with second
Bar one end correspondence position is provided with shaft, and the side of the anti-feeler lever away from housing is provided with mounting groove, the mounting groove it is interior
Portion is provided with anti-tactile ball, and anti-touch is provided with head rod between ball and the second connecting rod, the elasticity trigger touches
Head correspondence position is provided with self-lock switch, and side of the housing away from self-lock switch is provided with range sensor, the prompting
The inner bottom surface of case is provided with PLC controller, and loudspeaker, the upper surface of the prompt box are provided with above the PLC controller
Translucent cover is provided with, the translucent cover is internally provided with warning light, and the range sensor, loudspeaker and warning light pass through
PLC controller control connection.
Preferably, it is rotatablely connected between the head rod and anti-tactile ball by pivot pin.
Preferably, the anti-tactile ball insertion is installed in mounting groove, and the anti-tactile ball rotational angle is zero to six ten degree.
Preferably, the general supply of the self-lock switch and crane is electrically connected.
Preferably, the range sensor, PLC controller, loudspeaker and warning light are electrically connected with external power supply.
Preferably, second connecting rod and the connecting plate of connecting spring upper surface are rotatablely connected by pivot pin.
Compared with prior art, the beneficial effects of the invention are as follows：
1st, the setting of the invention by range sensor, loudspeaker and warning light, range sensor are detected on the spacing of object
From when reaching 30 centimetres apart from object distance, range sensor transmits a signal to PLC controller, PLC controller control
Loudspeaker send alarm, while control warning light to send red prompting light, remind user to operate with caution, use is portable.
2nd, the setting of the invention by anti-tactile ball, head rod, the second connecting rod, elastic trigger and self-lock switch,
Whichever the direction movement touching of anti-tactile ball can all move connecting rod, and so elastic flip-flop toggle self-locking of connecting rod triggering is opened
Close, self-lock switch is connected with general supply, and then the dump of crane can be avoided the occurrence of security incident, safe to use
It is portable.
Brief description of the drawings
Fig. 1 is the structure diagram of the present invention；
Fig. 2 is the prompt box structure diagram of the present invention；
In figure：1st, housing；2nd, self-lock switch；3rd, elastic trigger；4th, connecting spring；5th, range sensor；6th, anti-feeler lever；
7th, mounting groove；8th, tactile ball is prevented；9th, head rod；10th, shaft；11st, the second connecting rod；12nd, translucent cover；13rd, prompt box；14、
PLC controller；15th, loudspeaker；16th, warning light.
Embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment, belongs to the scope of protection of the invention.
- 2 are please referred to Fig.1, the present invention provides following technical scheme：A kind of crane travelling limiter, including housing 1, from
Lock-switch 2, elastic trigger 3, connecting spring 4, range sensor 5, anti-tactile ball 8, loudspeaker 15 and warning light 16, housing 1 it is interior
One side position of portion is provided with self-lock switch 2, and the upper surface of elastic trigger 3 is provided with connecting spring 4, elastic trigger 3 it is upper
Side is provided with anti-feeler lever 6, and the upper surface of connecting spring 4 is provided with the second connecting rod 11, the second connecting rod 11 with connecting spring 4
The connecting plate on surface is rotatablely connected by pivot pin, convenient to rotate, and the anti-inside of feeler lever 6 is set with 11 one end correspondence position of the second connecting rod
Shaft 10 is equipped with, anti-side of the feeler lever 6 away from housing 1 is provided with mounting groove 7, and mounting groove 7 is internally provided with anti-tactile ball 8, prevents
Touch the insertion of ball 8 to be installed in mounting groove 7, prevent that tactile 8 rotational angle of ball is zero to six ten degree, anti-tactile ball 8 is rotated and do not fall off,
Head rod 9 is provided between 8 and second connecting rod 11 of anti-tactile ball, is turned between head rod 9 and anti-tactile ball 8 by pivot pin
Dynamic connection, convenient connection rotate, and the contact correspondence position of elastic trigger 3 is provided with self-lock switch 2, self-lock switch 2 and lifting
The general supply of machine is electrically connected, and is cut off the power in time, side of the housing 1 away from self-lock switch 2 is provided with range sensor 5, carries
Show that the inner bottom surface of case 13 is provided with PLC controller 14, the top of PLC controller 14 is provided with loudspeaker 15, prompt box 13 it is upper
Surface is provided with translucent cover 12, and translucent cover 12 is internally provided with warning light 16, range sensor 5, PLC controller 14, loudspeaker
15 and warning light 16 with external power supply be electrically connected, provide electric energy, range sensor 5, loudspeaker 15 and warning light for component
16 control connection by PLC controller 14.
Range sensor 5 is disclosed extensive utilization and the known technology of daily life in the present invention, is to utilize " to fly
Whether the principle of row time " is carried out the distance between the distance with detection object, the real-time detecting distance object of range sensor 5 and is reached
30 centimetres of warning distances of alarm, reach and just transmit a signal to PLC controller 14, PLC controller 14 controls loudspeaker 15 to send out
Go out alarm, while control warning light 16 to send red prompting light, just do not transmit not up to.The present invention uses model：
QFM9160。
The operation principle and process for using of the present invention：The present invention is installed on the suitable position of crane, and range sensor 5 is examined
The distance between object is surveyed, when reaching 30 centimetres apart from object distance, range sensor 5 transmits a signal to PLC controls
Device 14, PLC controller 14 control loudspeaker 15 to send alarm, while control warning light 16 to send red prompting light, remind user
Operation with caution, when preventing that touching ball 8 touches, and can drive head rod 9 dynamic, head rod 9 drives the second connecting rod 11 dynamic,
Second connecting rod 11 changes connecting spring 4, and connecting spring 4 triggers elastic trigger 3, the contact of elastic trigger 3 smash in from
Lock-switch 2, self-lock switch 2 are connected with general supply, and then the dump of crane can be avoided the occurrence of security incident, be made
Use safe and portable.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of changes, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (6)
1. a kind of crane travelling limiter, including housing (1), self-lock switch (2), elastic trigger (3), connecting spring (4),
Range sensor (5), anti-tactile ball (8), loudspeaker (15) and warning light (16), it is characterised in that：The interior side of the housing (1)
Position is provided with self-lock switch (2), and the upper surface of the elasticity trigger (3) is provided with connecting spring (4), the elasticity triggering
Anti- feeler lever (6) is provided with above device (3), the upper surface of the connecting spring (4) is provided with the second connecting rod (11), described anti-
Feeler lever (6) is internal to be provided with shaft (10) with the second connecting rod (11) one end correspondence position, and the anti-feeler lever (6) is away from housing
(1) side is provided with mounting groove (7), and the mounting groove (7) is internally provided with anti-tactile ball (8), the anti-tactile ball (8) and the
Head rod (9) is provided between two connecting rods (11), the contact correspondence position of the elasticity trigger (3) is provided with self-locking
Switch (2), side of the housing (1) away from self-lock switch (2) is provided with range sensor (5), the prompt box (13)
Inner bottom surface is provided with PLC controller (14), and loudspeaker (15), the prompt box are provided with above the PLC controller (14)
(13) upper surface is provided with translucent cover (12), and the translucent cover (12) is internally provided with warning light (16), and the distance passes
Sensor (5), loudspeaker (15) are controlled by PLC controller (14) with warning light (16) and connected.
A kind of 2. crane travelling limiter according to claim 1, it is characterised in that：The head rod (9) with
It is rotatablely connected between anti-tactile ball (8) by pivot pin.
A kind of 3. crane travelling limiter according to claim 1, it is characterised in that：The anti-tactile embedded peace of ball (8)
In mounting groove (7), described anti-tactile ball (8) rotational angle is zero to six ten degree.
A kind of 4. crane travelling limiter according to claim 1, it is characterised in that：The self-lock switch (2) is with rising
The general supply of heavy-duty machine is electrically connected.
A kind of 5. crane travelling limiter according to claim 1, it is characterised in that：The range sensor (5),
PLC controller (14), loudspeaker (15) and warning light (16) are electrically connected with external power supply.
A kind of 6. crane travelling limiter according to claim 1, it is characterised in that：Second connecting rod (11) with
The connecting plate of connecting spring (4) upper surface is rotatablely connected by pivot pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711244834.7A CN108002237A (en) | 2017-11-30 | 2017-11-30 | A kind of crane travelling limiter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711244834.7A CN108002237A (en) | 2017-11-30 | 2017-11-30 | A kind of crane travelling limiter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108002237A true CN108002237A (en) | 2018-05-08 |
Family
ID=62055645
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711244834.7A Pending CN108002237A (en) | 2017-11-30 | 2017-11-30 | A kind of crane travelling limiter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108002237A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108584706A (en) * | 2018-05-31 | 2018-09-28 | 河南省中原起重机械有限公司 | A kind of derrick crane limiting device |
| CN112027904A (en) * | 2020-08-28 | 2020-12-04 | 中冶(上海)钢结构科技有限公司 | Protection device for preventing buffer of crane from flying out and falling and use method |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202400740U (en) * | 2011-08-12 | 2012-08-29 | 长沙瑞宇机电科技有限公司 | Height limitator |
| CN102756986A (en) * | 2012-06-27 | 2012-10-31 | 徐工集团工程机械股份有限公司 | Embedded type winch three-circle protection device, detection method thereof and crane |
| CN102874684A (en) * | 2012-09-12 | 2013-01-16 | 李保成 | Stroke limiter for cranes |
| CN204167165U (en) * | 2014-09-26 | 2015-02-18 | 成都锐奕信息技术有限公司 | Based on the sensitive switch controlled mainframe computer |
| CN204847851U (en) * | 2015-06-19 | 2015-12-09 | 河南重工起重机集团有限公司 | Contact is stroke stopper for hoist |
| CN206098272U (en) * | 2016-08-25 | 2017-04-12 | 成都汉度科技有限公司 | Automatic switch for high voltage transmission lines |
| CN207932931U (en) * | 2017-11-30 | 2018-10-02 | 无锡翔煌电气有限公司 | A kind of crane travelling limiter |
-
2017
- 2017-11-30 CN CN201711244834.7A patent/CN108002237A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202400740U (en) * | 2011-08-12 | 2012-08-29 | 长沙瑞宇机电科技有限公司 | Height limitator |
| CN102756986A (en) * | 2012-06-27 | 2012-10-31 | 徐工集团工程机械股份有限公司 | Embedded type winch three-circle protection device, detection method thereof and crane |
| CN102874684A (en) * | 2012-09-12 | 2013-01-16 | 李保成 | Stroke limiter for cranes |
| CN204167165U (en) * | 2014-09-26 | 2015-02-18 | 成都锐奕信息技术有限公司 | Based on the sensitive switch controlled mainframe computer |
| CN204847851U (en) * | 2015-06-19 | 2015-12-09 | 河南重工起重机集团有限公司 | Contact is stroke stopper for hoist |
| CN206098272U (en) * | 2016-08-25 | 2017-04-12 | 成都汉度科技有限公司 | Automatic switch for high voltage transmission lines |
| CN207932931U (en) * | 2017-11-30 | 2018-10-02 | 无锡翔煌电气有限公司 | A kind of crane travelling limiter |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108584706A (en) * | 2018-05-31 | 2018-09-28 | 河南省中原起重机械有限公司 | A kind of derrick crane limiting device |
| CN112027904A (en) * | 2020-08-28 | 2020-12-04 | 中冶(上海)钢结构科技有限公司 | Protection device for preventing buffer of crane from flying out and falling and use method |
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