CN105174068B - A kind of device for ensureing suspension hook soft landing and its overload-alarm - Google Patents
A kind of device for ensureing suspension hook soft landing and its overload-alarm Download PDFInfo
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- CN105174068B CN105174068B CN201510688861.8A CN201510688861A CN105174068B CN 105174068 B CN105174068 B CN 105174068B CN 201510688861 A CN201510688861 A CN 201510688861A CN 105174068 B CN105174068 B CN 105174068B
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- overload
- soft landing
- suspension hook
- guide sleeve
- limit switch
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Abstract
The invention provides a kind of device for ensureing suspension hook soft landing and its overload-alarm, including two sets of symmetrical units, this two sets of symmetrical units are attached by two guide sleeves (104) up and down, and are fixed on respectively by two fixed plates (105) up and down in driving；The unit includes：Expansion link (101), 2 anticreep guide rods (102), elastomeric element (103), flange (110), adjustable screw (111) and circuit control subelement；One end of the expansion link (101) is provided with circular hole, is passed through for steel wire rope (109), adjustable screw (111) is connected with the other end of expansion link (101)；The flange (110) is enclosed on expansion link (101), the elastomeric element (103) is located between guide sleeve (104) and flange (110), 2 anticreep guide rods (102) are each passed through the two ends of two guide sleeves (104) and flange (110), subelement is controlled provided with circuit on guide sleeve (104), for controlling suspension hook motor.
Description
Technical field
The present invention relates to field of metallurgy, more particularly to a kind of device for ensureing suspension hook soft landing and its overload-alarm.
Background technology
At present, conventional travelling crane hook be by steel wire rope with its with movable pulley and driving on fixed pulley be connected, OK
Car operating personnel hang personnel with the following finger of driving a vehicle by visual observation and completed by gesture the accurate handling to lifted weight.
The defect that this travelling crane hook is present is：Dysopia is caused when environment hangs personnel to moving operation personnel and finger
When, operating personnel can be caused to make erroneous judgement to environment where suspension hook, it is impossible to accurate to judge overload or land, and then cause suspension hook institute
Tactile object comes to harm or even damaged.
The content of the invention
It is an object of the invention to overcome at present by causing the tactile object of suspension hook institute to come to harm or even damage to suspension hook erroneous judgement
This bad defect, so that there is provided a kind of device for ensureing suspension hook soft landing and its overload-alarm；In operating personnel's maloperation or
Person refer to hang personnel by mistake command in the case of, the device can realize the function of suspension hook soft landing and overload-alarm.
To achieve these goals, the invention provides a kind of device for ensureing suspension hook soft landing and its overload-alarm, institute
Stating device includes：A kind of device for ensureing suspension hook soft landing and its overload-alarm, including two sets of symmetrical units, this two sets
Symmetrical unit is attached by two guide sleeves 104 up and down, and is fixed on driving by two fixed plates 105 up and down respectively
On；The unit includes：Expansion link 101,2 anticreep guide rods 102, elastomeric element 103, flange 110, adjustable screws 111
Subelement is controlled with circuit；Characterized in that, one end of the expansion link 101 is provided with circular hole, passed through for steel wire rope 109, it is adjustable
Section screw rod 111 is connected with the other end of expansion link 101；The flange 110 is enclosed on expansion link 101, the elastomeric element 103
Between guide sleeve 104 and flange 110, for adjustable telescopic rod 101；Two anticreep guide rods 102 are each passed through two guiding
The two ends of set 104 and flange 110, the sliding position for limiting flange 110；Controlled on the guide sleeve 104 provided with circuit
Subelement, for controlling suspension hook motor.
In above-mentioned technical proposal, the elastomeric element 103 is spring.
It is described to include including circuit control subelement in above-mentioned technical proposal：Soft landing limit switch 106, overload are spacing
Switch 107 and operating selection switch 108, wherein, soft landing limit switch 106, overload limit switch 107 are arranged on upper guide sleeve
104 bottoms or the top of lower guide sleeve；2 soft landing limit switches 106 of whole device are connected in series, and the 2 of whole device
Individual overload limit switch 107 is connected in series, and is then connected respectively with operating selection switch 108, suspension hook motor；The operation selection
Switch 108 is used for the power supply for controlling soft landing limit switch 106 and overload limit switch 107.
In above-mentioned technical proposal, the soft landing limit switch 106 be 2, be separately mounted to the bottom of guide sleeve 104 and
The top of lower guide sleeve 104,4 soft landing limit switches 106 of whole device are connected in series.
The advantage of the invention is that：The situation of personnel commander by mistake is hung in operating personnel's maloperation or refer to, the device can
Realize suspension hook soft landing and overload-alarm.
Brief description of the drawings
Fig. 1 is guarantee suspension hook soft landing of the invention and its structural representation of the device of overload-alarm；
Fig. 2 controls the structural representation of subelement for the circuit of the present invention.
Brief description of the drawings：
101st, expansion link 102, anticreep guide rod 103, elastomeric element
104th, guide sleeve 105, fixed plate 106, soft landing limit switch
107th, overload limit switch 108, operating selection switch 109, driving steel wire rope
110th, flange 111, adjusting screw
Embodiment
The present invention will be further described in detail with specific embodiment below in conjunction with the accompanying drawings.
Embodiment 1：
As shown in figure 1, a kind of device for ensureing suspension hook soft landing and its overload-alarm, including two sets of symmetrical lists
Member, this two sets of symmetrical units are attached by two guide sleeves 104 up and down, and pass through two fixed plates 105 up and down respectively
It is fixed in driving；The unit includes：Expansion link 101,2 anticreep guide rods 102, elastomeric element 103, flange 110 and can
Adjusting screw rod 111；One end of the expansion link 101 is provided with circular hole, is passed through for steel wire rope 109, the adjustable screw 111 is with stretching
The other end connection of contracting bar 101；The flange 110 is enclosed on expansion link 101；The elastomeric element 103 is located at the He of guide sleeve 104
Between flange 110, for adjustable telescopic rod 101；2 anticreep guide rods 102 are each passed through two guide sleeves 104 and flange 110
Two ends, the sliding position for limiting flange 110；Subelement is controlled provided with circuit on the guide sleeve 104, for controlling
Suspension hook motor.
It is preferred that, the elastomeric element 103 is spring.
It is described to include including circuit control subelement：2 soft landing limit switches 106,2 and of overload limit switch 107
Operating selection switch 108, wherein, 2 soft landing limit switches 106 are separately mounted to the bottom of guide sleeve 104 and lower guide sleeve
104 top, 4 soft landing limit switches 106 of whole device are connected in series；Then respectively with operating selection switch 108, hang
Hook motor is connected；2 overload limit switches 107 are separately mounted to the top of the bottom of guide sleeve 104 and lower guide sleeve 104, whole
4 overload limit switches 107 of individual device are connected in series；Then it is connected respectively with operating selection switch 108, suspension hook motor；Institute
State the power supply that operating selection switch 108 is used to control soft landing limit switch 106 and overload limit switch 107.
When the play button of the operating selection switch 108 is got in "ON", other buttons are got in "Off", described soft
Land limit switch 106 and overload limit switch 107 are in "on" position；When suspension hook decline contacts barrier and it is supported power
When, the tensile force of steel wire rope 109 diminishes, and under the effect of the elastic force of spring 103, expansion link 101 stretches out, and spring soft landing is spacing to open
Close 106 to have a power failure, suspension hook motor is stopped, when suspension hook, which rises, contacts barrier by resistance, the tensile force of driving steel wire rope 109
Become big, under the effect of the elastic force of spring 103, expansion link 101 is retracted, overload limit switch 107 has a power failure, and suspension hook motor is stopped,
So as to realize the function of suspension hook soft landing and overload-alarm.
Claims (4)
1. a kind of device for ensureing suspension hook soft landing and its overload-alarm, including two sets of symmetrical units, this two sets symmetrical
Unit by up and down two guide sleeves (104) be attached, and respectively by up and down two fixed plates (105) be fixed on driving
On；The unit includes：It is expansion link (101), 2 anticreep guide rods (102), elastomeric element (103), flange (110), adjustable
Screw rod (111) and circuit control subelement；Characterized in that, one end of the expansion link (101) is provided with circular hole, for steel wire rope
(109) pass through, adjustable screw (111) is connected with the other end of expansion link (101)；The flange (110) is enclosed on expansion link
(101) on, the elastomeric element (103) is located between guide sleeve (104) and flange (110), for adjustable telescopic rod (101)；2
Individual anticreep guide rod (102) is each passed through the two ends of two guide sleeves (104) and flange (110), for limiting flange (110)
Sliding position；Subelement is controlled provided with circuit on the guide sleeve (104), for controlling suspension hook motor；
It is described to include including circuit control subelement：Soft landing limit switch (106), overload limit switch (107) and operation choosing
Switch (108) is selected, wherein, soft landing limit switch (106), overload limit switch (107) are arranged on upper guide sleeve (104) bottom
Or the top of lower guide sleeve (104)；2 soft landing limit switches (106) of whole device are connected in series, and the 2 of whole device
Individual overload limit switch (107) is connected in series, and is then connected respectively with operating selection switch (108), suspension hook motor；The operation
Selecting switch (108) is used for the power supply for controlling soft landing limit switch (106) and overload limit switch (107).
2. the device according to claim 1 for ensureing suspension hook soft landing and its overload-alarm, it is characterised in that the elasticity
Part (103) is spring.
3. the device according to claim 1 for ensureing suspension hook soft landing and its overload-alarm, it is characterised in that described soft
Land limit switch (106) is 2, is separately mounted to the top of guide sleeve (104) bottom and lower guide sleeve (104), whole dress
The 4 soft landing limit switches (106) put are connected in series.
4. the device according to claim 1 for ensureing suspension hook soft landing and its overload-alarm, it is characterised in that the overload
Limit switch (107) is 2, is separately mounted to the top of guide sleeve (104) bottom and lower guide sleeve (104), whole device
4 overload limit switches (107) be connected in series.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510688861.8A CN105174068B (en) | 2015-10-21 | 2015-10-21 | A kind of device for ensureing suspension hook soft landing and its overload-alarm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510688861.8A CN105174068B (en) | 2015-10-21 | 2015-10-21 | A kind of device for ensureing suspension hook soft landing and its overload-alarm |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105174068A CN105174068A (en) | 2015-12-23 |
| CN105174068B true CN105174068B (en) | 2017-08-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510688861.8A Active CN105174068B (en) | 2015-10-21 | 2015-10-21 | A kind of device for ensureing suspension hook soft landing and its overload-alarm |
Country Status (1)
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| CN (1) | CN105174068B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105776023B (en) * | 2016-05-27 | 2017-07-25 | 重庆大学 | Jacking equipment extreme position testing agency based on rope |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205170205U (en) * | 2015-10-21 | 2016-04-20 | 山东钢铁股份有限公司 | Guarantee lifting hook soft landing and device that overload was reported to police thereof |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2615500B1 (en) * | 1987-05-20 | 1989-07-28 | Reel Sa | LOAD COMPENSATOR DEVICE FOR A HANDLING MACHINE AND METHOD FOR IMPLEMENTING SUCH COMPENSATION |
| CN2167078Y (en) * | 1992-08-28 | 1994-06-01 | 刘志华 | Device for limitting excess load and preventing rope from being in non-order |
| CN2490139Y (en) * | 2001-03-21 | 2002-05-08 | 刘志华 | Safety device for hoister |
| CN201501757U (en) * | 2009-02-13 | 2010-06-09 | 张家港市江南电子厂 | Hoisting capacity limitation detector |
| CN202625709U (en) * | 2012-06-25 | 2012-12-26 | 李道华 | Multifunctional limiter of winding engine |
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2015
- 2015-10-21 CN CN201510688861.8A patent/CN105174068B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205170205U (en) * | 2015-10-21 | 2016-04-20 | 山东钢铁股份有限公司 | Guarantee lifting hook soft landing and device that overload was reported to police thereof |
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| Publication number | Publication date |
|---|---|
| CN105174068A (en) | 2015-12-23 |
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