CN103693573A - Manual emergency operating device - Google Patents

Manual emergency operating device Download PDF

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Publication number
CN103693573A
CN103693573A CN201310750072.3A CN201310750072A CN103693573A CN 103693573 A CN103693573 A CN 103693573A CN 201310750072 A CN201310750072 A CN 201310750072A CN 103693573 A CN103693573 A CN 103693573A
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CN
China
Prior art keywords
operating device
manualemergency
motor
flexible axle
stay cord
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Granted
Application number
CN201310750072.3A
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Chinese (zh)
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CN103693573B (en
Inventor
王志刚
申昌宏
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Taiyuan Heavy Industry Co Ltd
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Taiyuan Heavy Industry Co Ltd
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Priority to CN201310750072.3A priority Critical patent/CN103693573B/en
Publication of CN103693573A publication Critical patent/CN103693573A/en
Application granted granted Critical
Publication of CN103693573B publication Critical patent/CN103693573B/en
Expired - Fee Related legal-status Critical Current
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Abstract

The invention discloses a manual emergency operating device which is mounted on a main beam and comprises an electric hoist, a flexible shaft, H-section steel, a manual driving device and a stay. The electric hoist comprises a lifting mechanism, a running mechanism, a hook and a steel wire rope; the lifting mechanism is provided with a motor, and an extending shaft head is reserved at one end of the motor; one end of the flexible shaft is connected to the extending shaft head of the motor, and the flexible shaft is used for driving a motor shaft of the motor to rotate; the H-section steel is mounted on the lower side of the main beam, and the electric hoist is mounted on the lower side of the H-section steel; the manual driving device is connected to the other end of the flexible shaft, so that the flexible shaft can be manually driven to rotate, and the motor shaft of the motor can be driven to rotate; one end of the stay is connected with a brake of the lifting mechanism, so that the brake can be switched on or switched off. The manual emergency operating device has the advantages that the electric hoist replaces the traditional trolley of a crane, and the running mechanism of the electric hoist can be similarly provided with an emergency device, so that a bridge can be simplified, the cost can be greatly reduced, and the requirement of emergency operation on the reliability can be sufficiently met.

Description

A kind of manualemergency operating device
Technical field
The present invention relates to a kind of manualemergency operating device, relate in particular to a kind of nuclear power manualemergency operating device of little tonnage.
Background technology
Because China's new forms of energy development is in recent years rapid, plan and the nuclear station project of building are a lot.In the hoisting crane of fuel for nuclear power plant factory building, hoisting capacity is little, be mostly no more than 5 tons, and crane of nuclear power plant requires each mechanism to have manual-operated emergent device, so that can this mechanism of manual drives when electrical fault or power failure.Common monkey is comprised of trolley frame, lifting mechanism and operating unit etc., and mostly manual-operated emergent device is the axle with handwheel direct-driving motor.Because dolly oad is larger, and be arranged on crane span structure, Operation and Maintenance personnel can approach lifting mechanism or operating unit easily more, also can carry out easily manual-operated emergent operation.But the monkey volume of this pattern is large, weight is large, assemble comparatively complexity and cost higher, for the crane girder of its walking, be twin beams, weight is large, cost is higher.
Summary of the invention
The object of the present invention is to provide a kind of manualemergency operating device of little tonnage, to substitute monkey, in order to solve in the hoisting crane of existing fuel for nuclear power plant factory building, because dolly oad is larger, cause weight large, assemble comparatively complexity and the higher problem of cost.
A kind of manualemergency operating device of the present invention, be arranged on a girder, this manualemergency operating device comprises: hoist ceiling crane, this hoist ceiling crane comprises lifting mechanism, operating unit, suspension hook and steel rope, this manualemergency operating device also comprises: motor, be arranged on this lifting mechanism, the spindle nose stretching out is left in one end of this motor; Flexible axle, one end connects the spindle nose stretching out of this motor, for driving the motor shaft of this motor to rotate; I-beam section, is arranged on the downside of girder, and this hoist ceiling crane is installed on this I-beam section downside; Manual driving device, connects the other end of this flexible axle so that this flexible axle of manual drives rotates, thereby drive this motor motor shaft rotate; Stay cord, its one end connects the drg of this lifting mechanism, to open or close this drg.
An embodiment according to manualemergency operating device, wherein, also comprises: operation support, be arranged on hoist ceiling crane side, and the other end of this flexible axle is arranged on this support, and the other end of this stay cord is arranged on this support.
According to an embodiment of manualemergency operating device, this manual driving device is long-armed crank, and this long-armed crank can be connected with this other end of this flexible axle, for driving this flexible axle to rotate, to drive this motor shaft to rotate; Long-armed hook, can be connected with the other end of this stay cord, for driving this stay cord action, to open or close this drg.
According to an embodiment of manualemergency operating device, wherein, this other end of this flexible axle is provided with a spindle nose, and the side of this spindle nose is provided with two projections, and this two projection is the axis symmetry of this spindle nose relatively; The end that this other end of this long-armed crank and this flexible axle is connected is provided with a shift fork head, the bottom of this shift fork head has cavity, this cavity mates with the profile of this spindle nose, the bottom of this fork head is provided with two grooves, this two groove is the axis symmetry of this fork head relatively, this two groove mates with this two projection respectively, and this two projection can be snapped in respectively in this two groove.
According to an embodiment of manualemergency operating device, wherein, the other end of this stay cord is provided with a draw ring; This long-armed hook can catch on this draw ring, to drive this stay cord action.
According to an embodiment of manualemergency operating device, wherein, this drg disposes manual releasing draw ring, moves this manual releasing draw ring, can open drg, makes this motor shaft in free state, and this one end of this stay cord connects this manual releasing draw ring.
According to an embodiment of manualemergency operating device, wherein, this girder connects an engine installation, to drive this girder parallel motion.
According to an embodiment of manualemergency operating device, wherein, this girder can be current for operating personal.
In sum, the present invention adopts hoist ceiling crane to substitute traditional monkey, by single girder, substitute two girders, by emergency operation devices such as operation support, flexible axle, stay cord, long-armed crank, long-armed hooks, can realize the emergency operation when the accident condition to lifting mechanism, operating unit.The function that had so both kept lifting mechanism, operating unit can carry out emergency operation, can simplify crane span structure again, simplifies monkey, significantly reduces costs.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of an embodiment for a kind of manualemergency operating device reed of the present invention;
Fig. 2 is the lateral plan of Fig. 1;
Fig. 3 is the A part enlarged diagram of Fig. 1;
Fig. 4 is the B part enlarged diagram of Fig. 1;
Fig. 5 is the C part enlarged diagram of Fig. 1.
The specific embodiment
Fig. 1 is the schematic diagram of an embodiment of a kind of manualemergency operating device of the present invention, the lateral plan that Fig. 2 is Fig. 1.As shown in Figure 1 and Figure 2, manualemergency operating device comprises: hoist ceiling crane 1, I-beam section 2, girder 3, operation support 4, flexible axle 5, stay cord 6, long-armed crank 7 and long-armed hook 8 etc.
As shown in Figure 1, I-beam section 2 is arranged on the downside of girder 3.On girder 3, can walk about for Operation and Maintenance personnel, both sides are provided with protection railing, the main load member that this girder is hoisting crane, and other mechanism of hoisting crane can drive this girder to carry out parallel motion.Hoist ceiling crane 1 is suspended on below I-beam section 2, hoist ceiling crane 1 can be conventional or customization hoist ceiling crane, conventionally comprise lifting mechanism 1-1, operating unit 1-2, suspension hook 1-3, steel rope 1-4 etc., lifting mechanism 1-1 comprises motor, drg, retarder, reel etc. conventionally, wherein the spindle nose 1-11 stretching out is left in motor one end, can be connected with one end of flexible axle 5, drg disposes manual releasing draw ring 1-12, pull manual releasing draw ring 1-12, can open drg, the motor shaft of motor is in free state like this.Operation support 4 is arranged on the side of hoist ceiling crane 1, for the fixing operating side of flexible axle 5 and stay cord 6.Flexible axle 5 one end connect the motor shaft head 1-11 of hosting mechanism of electric hoist 1-1, the other end of flexible axle 5 is fixed on operation support 4, and can be connected with long-armed crank 7, flexible axle 5 turns round by the motor shaft head 1-11 of self rotating drive hosting mechanism of electric hoist 1-1, and then drive motor axle, retarder and reel rotation, and then drive suspension hook 1-3 to move up and down by steel rope 1-4.One end of stay cord 6 connects the manual releasing draw ring 1-12 of lifting mechanism 1-1, to open drg, the other end of stay cord 6 is fixed on operation support 4, and can be connected with long-armed hook 8.
Wherein, with reference to figure 1, long-armed crank 7 and long-armed hook 8 fixed placement when normal operation, above girder 3, is only used when accident.Long-armed crank 8 can be operated by operating personal when accident, rotates the operating side 5-1 of flexible axle 5, and then drives flexible axle 5 and motor shaft head 1-11 to rotate.Parts when operation support 4, flexible axle 5, stay cord 6, long-armed crank 7, long-armed hook 8 are all emergency operation.
For the long-armed crank 7 in above-described embodiment, can realize similar function by other forms of manual driving device.And also can realize similar function by other device for long-armed hook 8.Because the selection art technology of concrete device can be selected according to the actual requirements flexibly, therefore do not repeat at this.
Fig. 3 is the A part enlarged diagram of Fig. 1.Referring to figs. 1 to Fig. 3, the operating side 5-1 of flexible axle 5 is fixedly installed on operation support 4, and the side of operating side 5-1 is provided with projection 5-11 and projection 5-12, and the axis of projection 5-11 and the relative operating side 5-1 of projection 5-12 is symmetrical.
Fig. 4 is the B part enlarged diagram of Fig. 1.With reference to figure 4 and Fig. 3, one end of long-armed crank 7 is provided with a shift fork head 7-1, the bottom of shift fork head 7-1 has cavity, cavity mates with the profile of operating side 5-1, the bottom of fork head 7-1 is provided with two groove 7-11, the axis of the relative fork head of two groove 7-11 7-1 is symmetrical, because shift fork head 7-1 has middle control chamber, therefore in fact two groove 7-11 are arranged on the housing of unplugg 7-1, two groove 7-11 mate with projection 5-11 and the projection 5-12 of operating side 5-1 respectively, while making operating side 5-1 insert in the cavity of shift fork head 7-1, projection 5-11 and projection 5-12 can snap in respectively in two groove 7-11.
Fig. 5 is the C part enlarged diagram of Fig. 1.As shown in Figure 5, in addition, with reference to figure 1, a draw ring 6-1 can be set in the operating side of stay cord 6, and hook draw ring 6-1 by the U-shaped gib head 8-1 of a long-armed hook 8.During accident, can be operated by operating personal, hook the operating side 6-1 of stay cord 6, by stay cord 6, pull the manual releasing draw ring 1-12 of drg and make it rotate the angle of setting, and open the drg in lifting mechanism 1-1.
Referring to figs. 1 to Fig. 5, for the ease of staff's operating flexible shaft 5 and stay cord 6, operation support 4 is arranged on to the side of hoist ceiling crane 1, the operating side 5-1 of flexible axle 5 is fixedly installed on operation support 4, and the operating side 6-1 of stay cord 6 is fixedly installed on operation support 4.And the operating side 5-1 of flexible axle 5 can rotate relative to support 4, the operating side 6-1 of stay cord 6 relatively support 4 is lifted.
In addition, girder 3 is parts of hoisting crane carrying structure, other mechanism of hoisting crane can drive this girder to carry out parallel motion (all the other structures of hoisting crane, mechanism is not shown), on the I-beam section 2 that girder is installed for 3 times, be hung with hoist ceiling crane 1, the operating unit 1-2 of hoist ceiling crane 1 can drive hoist ceiling crane 1 self along I-beam section 2, to carry out horizontal rectilinear motion, hoist ceiling crane 1 can be made level under the drive of girder 3 like this, cross motion perpendicular to girder, under the drive of operating unit 1-2, can make to be parallel to the longitudinal movement of girder, lifting mechanism 1-1 can drive suspension hook 1-3 up-and-down movement, can realize like this weight is carried to another vicinal function from a place.
In conjunction with Fig. 1 to Fig. 5, sketch a kind of operating process of the present invention.After the motor of the lifting mechanism 1-1 of hoist ceiling crane 1 breaks down or has a power failure, operating personal is climbed up girder 3, but operating personal cannot be directly adjacent to hoist ceiling crane 1, at this moment operating personal can first hook the operating side 6-1 of stay cord 6 by long-armed hook 8, firmly pull-up again, by stay cord 6, pull the drg manual releasing draw ring 1-12 of lifting mechanism 1-1 in hoist ceiling crane 1, and make manual releasing draw ring 1-12 rotate the angle of setting, finally open drg, make in lifting mechanism 1-1 motor shaft in free state.Then operating personal is by long-armed crank 7, by its lower end--shift fork head 7-1 is enclosed within on the operating side 5-1 of flexible axle 5, shake long-armed crank 7, by flexible axle 5, drive the motor shaft head 1-11 of lifting mechanism 1-1 in hoist ceiling crane 1 to rotate, and then drive motor, retarder, reel in lifting mechanism 1-1 rotate and then drive suspension hook 1-3 to move up and down by steel rope 1-4, to complete set work.Like this, Operation and Maintenance personnel, can the long-range work that completes requirement by manual manipulation hoist ceiling crane 1 after accident occurs, and realizes emergency operation.As need be emergency operation device be set at operating unit, can arrange equally with reference to lifting mechanism, so that service personnel carries out remote control.
In sum, the present invention adopts hoist ceiling crane to substitute traditional monkey, by single girder, substitute two girders, by emergency operation devices such as operation support, flexible axle, stay cord, long-armed crank, long-armed hooks, can realize the emergency operation when the accident condition to lifting mechanism, operating unit.So can simplify crane span structure, simplify monkey, significantly reduce costs.Meanwhile, above-described embodiment has solved Operation and Maintenance personnel and is difficult to approach easily at an arbitrary position hoist ceiling crane by long-armed crank and long-armed hook are set, and causes being difficult to directly drive with handwheel the problem of hoist ceiling crane.
Although described the present invention with reference to several exemplary embodiments, should be appreciated that term used is explanation and exemplary and nonrestrictive term.Because can specifically implementing in a variety of forms, the present invention do not depart from spirit of the present invention or essence, so be to be understood that, above-described embodiment is not limited to any aforesaid details, and explain widely in the spirit and scope that should limit in claims, therefore fall into whole variations in claim or its equivalent scope and remodeling and all should be claims and contain.

Claims (8)

1. a manualemergency operating device, is arranged on a girder, and this manualemergency operating device comprises: hoist ceiling crane, and this hoist ceiling crane comprises lifting mechanism, operating unit, suspension hook and steel rope, it is characterized in that, this manualemergency operating device also comprises:
Motor, is arranged on this lifting mechanism, and the spindle nose stretching out is left in one end of this motor;
Flexible axle, one end connects the spindle nose stretching out of this motor, for driving the motor shaft of this motor to rotate;
I-beam section, is arranged on the downside of girder, and this hoist ceiling crane is installed on this I-beam section downside;
Manual driving device, connects the other end of this flexible axle so that this flexible axle of manual drives rotates, thereby drive this motor motor shaft rotate;
Stay cord, its one end connects the drg of this lifting mechanism, to open or close this drg.
2. manualemergency operating device as claimed in claim 1, is characterized in that, also comprises:
Operation support, is arranged on hoist ceiling crane side, and the other end of this flexible axle is arranged on this support, and the other end of this stay cord is arranged on this support.
3. manualemergency operating device as claimed in claim 2, is characterized in that,
This manual driving device is long-armed crank, and this long-armed crank can be connected with this other end of this flexible axle, for driving this flexible axle to rotate, to drive this motor shaft to rotate;
Long-armed hook, can be connected with the other end of this stay cord, for driving this stay cord action, to open or close this drg.
4. manualemergency operating device as claimed in claim 3, is characterized in that, this other end of this flexible axle is provided with a spindle nose, and the side of this spindle nose is provided with two projections, and this two projection is the axis symmetry of this spindle nose relatively; The end that this other end of this long-armed crank and this flexible axle is connected is provided with a shift fork head, the bottom of this shift fork head has cavity, this cavity mates with the profile of this spindle nose, the bottom of this fork head is provided with two grooves, this two groove is the axis symmetry of this fork head relatively, this two groove mates with this two projection respectively, and this two projection can be snapped in respectively in this two groove.
5. manualemergency operating device as claimed in claim 3, is characterized in that,
The other end of this stay cord is provided with a draw ring;
This long-armed hook can catch on this draw ring, to drive this stay cord action.
6. manualemergency operating device as claimed in claim 1, is characterized in that,
This drg disposes manual releasing draw ring, moves this manual releasing draw ring, can open drg, makes this motor shaft in free state, and this one end of this stay cord connects this manual releasing draw ring.
7. manualemergency operating device as claimed in claim 1, is characterized in that, this girder connects an engine installation, to drive this girder parallel motion.
8. manualemergency operating device as claimed in claim 1, is characterized in that, this girder can be current for operating personal.
CN201310750072.3A 2013-12-31 2013-12-31 A kind of manualemergency operating device Expired - Fee Related CN103693573B (en)

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CN201310750072.3A CN103693573B (en) 2013-12-31 2013-12-31 A kind of manualemergency operating device

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Application Number Priority Date Filing Date Title
CN201310750072.3A CN103693573B (en) 2013-12-31 2013-12-31 A kind of manualemergency operating device

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CN103693573A true CN103693573A (en) 2014-04-02
CN103693573B CN103693573B (en) 2016-01-06

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104071722A (en) * 2014-06-20 2014-10-01 南京航空航天大学 Emergency braking mechanism for pulling rope
CN107975277A (en) * 2017-12-20 2018-05-01 东风设备制造有限公司 Pick-up structure and method when a kind of vertical circulation multi-storied garage has a power failure
CN109626219A (en) * 2019-01-02 2019-04-16 江南造船(集团)有限责任公司 A kind of operating mechanism for engine room crane motor emergency release
CN114371661A (en) * 2021-12-02 2022-04-19 太原重工股份有限公司 Emergency operation control system of dry quenching hoister

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB458018A (en) * 1935-06-05 1936-12-10 Romeylowerk Ges Fur Drahtlose Control device for aerial winding mechanism on aircraft
CN2264731Y (en) * 1995-05-12 1997-10-15 李文彩 Separating light winch for pulling back column
US5738340A (en) * 1996-09-20 1998-04-14 Brantner; Charles U. Stirrup device and method
CN201737623U (en) * 2010-08-05 2011-02-09 河南中州起重集团有限公司 Manual-electric dual purpose cucurbit
CN202864775U (en) * 2012-10-18 2013-04-10 湖北银轮起重机械股份有限公司 Manual electric dual purpose lift electric hoist
CN103332622A (en) * 2013-07-02 2013-10-02 中科华核电技术研究院有限公司 Electric block for operation of nuclear fuel assembly

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB458018A (en) * 1935-06-05 1936-12-10 Romeylowerk Ges Fur Drahtlose Control device for aerial winding mechanism on aircraft
CN2264731Y (en) * 1995-05-12 1997-10-15 李文彩 Separating light winch for pulling back column
US5738340A (en) * 1996-09-20 1998-04-14 Brantner; Charles U. Stirrup device and method
CN201737623U (en) * 2010-08-05 2011-02-09 河南中州起重集团有限公司 Manual-electric dual purpose cucurbit
CN202864775U (en) * 2012-10-18 2013-04-10 湖北银轮起重机械股份有限公司 Manual electric dual purpose lift electric hoist
CN103332622A (en) * 2013-07-02 2013-10-02 中科华核电技术研究院有限公司 Electric block for operation of nuclear fuel assembly

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104071722A (en) * 2014-06-20 2014-10-01 南京航空航天大学 Emergency braking mechanism for pulling rope
CN104071722B (en) * 2014-06-20 2016-08-17 南京航空航天大学 A kind of emergency braking mechanism of pull rope
CN107975277A (en) * 2017-12-20 2018-05-01 东风设备制造有限公司 Pick-up structure and method when a kind of vertical circulation multi-storied garage has a power failure
CN109626219A (en) * 2019-01-02 2019-04-16 江南造船(集团)有限责任公司 A kind of operating mechanism for engine room crane motor emergency release
CN114371661A (en) * 2021-12-02 2022-04-19 太原重工股份有限公司 Emergency operation control system of dry quenching hoister
CN114371661B (en) * 2021-12-02 2023-07-21 太原重工股份有限公司 Emergency operation control system of coke dry quenching hoister

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