CN204588495U - The high fix hoisting crane worked under a kind of nuclear radiation environment - Google Patents
The high fix hoisting crane worked under a kind of nuclear radiation environment Download PDFInfo
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- CN204588495U CN204588495U CN201520176824.4U CN201520176824U CN204588495U CN 204588495 U CN204588495 U CN 204588495U CN 201520176824 U CN201520176824 U CN 201520176824U CN 204588495 U CN204588495 U CN 204588495U
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- timing belt
- workshop
- operating unit
- nuclear radiation
- hoisting crane
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Abstract
The high fix hoisting crane that the utility model works under relating to a kind of nuclear radiation environment, it is characterized in that: it comprises the track (2) driving base (1) and be fixed in workshop that hoists be fixed on the adjacent workshop of workshop, described driving base (1) that hoists is fixed with hoist driving (11) and operating unit base (12), described operating unit base (12) is equipped with operating unit (13), described track (2) passes through workshop, hole between adjacent workshop drives base (1) to aim at liter and installs, the output shaft of described operating unit (13) is provided with the first Timing Belt wheels (14), the lower flange of described track (2) is fixed with the second Timing Belt wheels (23), between described first Timing Belt wheels (14) and the second Timing Belt wheels (23), Timing Belt (3) is installed.The high fix hoisting crane positioning precision worked under this nuclear radiation environment is high, and safety performance is high.
Description
Technical field
The high fix hoisting crane that the utility model works under relating to a kind of nuclear radiation environment, is specifically designed to solid core refuse metal drum in workshop, detects transhipment between station and other station, belong to mechanical equipment technical field.
Background technology
The solid core refuse metal drum in nuclear station workshop needs the measurement operation carrying out surface dose rate in closed environment, metal drum feeding-passage, metal drum tapping channel and metal drum detecting position is provided with in this workshop, when metal drum be positioned at detecting position measure time, the screening cover of the metal drum in nuclear station workshop is in open mode, there is high radioactivity in workshop to pollute, therefore forbid personnel in equipment on period enters, simultaneously because of nuclear radiation impact, electrical equipment and control system are placed on may be malfunctioning in nuclear station workshop.Arrange very narrow in workshop, need at given station place release metal drum, positioning precision is higher, and limit size is limited simultaneously.
Prior art is the electric block that employing drive element and execution unit are integrated, and is arranged on the rail inferior portion of band rack structure, by the gear by driven by servomotor, realizes the high fix that equipment runs.This equipment inner structure is complicated, outside dimension is bigger than normal, and therefore equipment efficient working range is less than normal, electrical equipment is subject to nuclear radiation affects, and there is the possibility of misoperation, and once et out of order, is difficult to carry out fault handling outside work area, there is potential safety hazard.
Summary of the invention
The purpose of this utility model is to overcome above-mentioned deficiency, provides a kind of positioning precision high, and the high fix hoisting crane worked under the high a kind of nuclear radiation environment of safety performance.
The purpose of this utility model is achieved in that
The high fix hoisting crane worked under the utility model nuclear radiation environment, comprise the track driving base and be fixed in workshop that hoists be fixed on the adjacent workshop of workshop, the described driving base that hoists is fixed with hoist driving and operating unit base, described operating unit base is equipped with operating unit, described track passes through workshop, hole between adjacent workshop drives base to aim to install with hoisting, described track hangs walking dolly is installed, the wire rope roll hoisted on driving enters in the suspender pulley of walking dolly, the output shaft of described operating unit is provided with the first Timing Belt wheels, the lower flange of described track is fixed with the second Timing Belt wheels, between described first Timing Belt wheels and the second Timing Belt wheels, Timing Belt is installed.
Described Timing Belt is spiral arc helical wheel Timing Belt, and the flank of tooth of this kind of Timing Belt is the spiral arc helical teeth structure of two-sided alternative arrangement.
Described operating unit adopts the servomotor of the two shaft of band, and this operating unit output shaft end is provided with absolute value encoder.
The described driving base that hoists also is provided with Timing Belt tightening device, operating unit pedestal adjusting device, described operating unit is also provided with detouchable wind.
Match with Timing Belt tightening device in the front end of described Timing Belt.
The wall of workshop away from adjacent workshop is fixed with equalizer pulley, and the steel rope driven that hoists finally is involved in equalizer pulley after being involved in the suspender pulley of walking dolly, and the wheel shaft of this equalizer pulley is load transducer.
Workshop is fixed with radiation shield device on the wall in adjacent workshop.
The lower flange of described track is fixed with last item.
The two ends of described track are also provided with energy disperser.
Compared with prior art, the beneficial effects of the utility model are:
The high fix hoisting crane worked under a kind of nuclear radiation environment by by the working portion of hoisting crane and drive part arranged apart, the size of the equipment that reduces in work area, avoid the catabiosis of drive part under conventional design under nuclear radiation environment, absolute value encoder and spiral arc helical wheel Timing Belt simultaneously by being installed on drive part coordinate, and ensure that the positioning precision of working portion.Running the two output shaft electric machine of drive arrangements by giving, can realize completing the manual translation of weight in breakdown of equipment and safe release.
Accompanying drawing explanation
Fig. 1 is the structural representation of the high fix hoisting crane worked under a kind of nuclear radiation environment of the utility model.
Fig. 2 is the structural representation of Timing Belt in Fig. 1.
Fig. 3 is the structural representation of Timing Belt in the past.
Wherein: hoist and drive base 1, the driving 11 that hoists, operating unit base 12, operating unit 13, first Timing Belt wheels 14, absolute value encoder 15, Timing Belt tightening device 16, operating unit pedestal adjusting device 17, wind 18, track 2, walking dolly 21, cable drum 22, second Timing Belt wheels 23, last item 24, energy disperser 25, Timing Belt 3, radiation shield device 4, equalizer pulley 5.
Detailed description of the invention
See Fig. 1, the high fix hoisting crane that the utility model works under relating to a kind of nuclear radiation environment, it comprises the hoisting driving base 1 be fixedly mounted on the adjacent workshop of workshop, the described driving base 1 that hoists is fixed with hoist driving 11 and operating unit base 12, the described driving 11 that hoists is for electric block, described operating unit base 12 is equipped with operating unit 13, operating unit 13 adopts the servomotor of the two shaft of band, this operating unit 13 output shaft end is provided with absolute value encoder 15, after it obtains the information of the real-time deflection angle of reducer output shaft, the real time position of dolly is obtained by the relation of drive wheel corner and Timing Belt stroke, thus pinpoint operation is realized to dolly.
The described driving base 1 that hoists also is provided with Timing Belt tightening device 16, operating unit pedestal adjusting device 17, described operating unit 13 is also provided with detouchable wind 18, the effect of this wind 18 is when operating unit 13 electronic failure, be used for the rotation of manual manipulation Timing Belt 3, personnel can avoid entering to be existed in the workshop of nuclear radiation.
This high fix hoisting crane also comprises the track 2 be fixedly installed in workshop, this track 2 drives base 1 to aim to install with hoisting by the hole between workshop, adjacent workshop, described track 2 hangs walking dolly 21 is installed, described walking dolly 21 side is fixed with cable drum 22, for controlling the lifting of suspender to capture metal drum after cable drum 22 obtains the signal of suspender upper stroke switch, described in the wire rope roll hoisted in driving 11 enter in the suspender pulley of walking dolly 21.
The output shaft of described operating unit 13 is provided with the first Timing Belt wheels 14, the lower flange of described track 2 is fixed with the second Timing Belt wheels 23, between described first Timing Belt wheels 14 and the second Timing Belt wheels 23, Timing Belt 3 is installed, it is for controlling the transverse shifting of walking dolly 21, match with Timing Belt tightening device 16 in the front end of described Timing Belt 3, this Timing Belt 3 is spiral arc helical wheel Timing Belt, the flank of tooth of this kind of Timing Belt is the spiral arc helical teeth structure (as shown in Figure 2) of two-sided alternative arrangement, more common straight parallel toothing (as shown in Figure 3), the Timing Belt deviation phenomenon caused due to installation deviation can be eliminated by actv., remain that Timing Belt engages with the centering of belt wheel.The Facing material of Timing Belt is PU(polyurethane), in conventional Timing Belt material, it is the one that performance is the most stable under nuclear radiation environment, and the tooth pitch size of this spiral arc helical wheel Timing Belt is fixed, the walking tooth pitch of walking dolly 21 on Timing Belt 3 can be controlled by absolute value encoder 15 and realize accurate location.
The lower flange of described track 2 is fixed with last item 24, this last item 24 is for compressing Timing Belt 3, prevent Timing Belt from loosening, the two ends of described track 2 are also provided with energy disperser 25 and collide to during edge for preventing walking dolly 21 from walking, and workshop is fixed with radiation shield device 4 on the wall in adjacent workshop, be diffused into for preventing nuclear radiation and be equipped with in the adjacent workshop of electrical equipment, play plugging action, reduce the leakage of nuclear radiation as far as possible, the wall of described workshop away from adjacent workshop is fixed with equalizer pulley 5, the steel rope of driving 11 of hoisting finally is involved in equalizer pulley 5 after being involved in the suspender pulley of walking dolly 21, the wheel shaft of this equalizer pulley 5 is load transducer, load transducer is after use shielded cable, the reliability used can be guaranteed.
Claims (9)
1. the high fix hoisting crane worked under a nuclear radiation environment, it is characterized in that: it comprises the track (2) driving base (1) and be fixed in workshop that hoists be fixed on the adjacent workshop of workshop, described driving base (1) that hoists is fixed with hoist driving (11) and operating unit base (12), described operating unit base (12) is equipped with operating unit (13), described track (2) passes through workshop, hole between adjacent workshop drives base (1) to aim to install with hoisting, the upper suspension of described track (2) is provided with walking dolly (21), the described wire rope roll hoisted in driving (11) enters in the suspender pulley of walking dolly (21), the output shaft of described operating unit (13) is provided with the first Timing Belt wheels (14), the lower flange of described track (2) is fixed with the second Timing Belt wheels (23), between described first Timing Belt wheels (14) and the second Timing Belt wheels (23), Timing Belt (3) is installed.
2. the high fix hoisting crane worked under a kind of nuclear radiation environment according to claim 1, it is characterized in that: described Timing Belt (3) is spiral arc helical wheel Timing Belt, the flank of tooth of this kind of Timing Belt is the spiral arc helical teeth structure of two-sided alternative arrangement.
3. the high fix hoisting crane worked under a kind of nuclear radiation environment according to claim 1, it is characterized in that: described operating unit (13) adopts the servomotor of the two shaft of band, and this operating unit (13) output shaft end is provided with absolute value encoder (15).
4. the high fix hoisting crane worked under a kind of nuclear radiation environment according to claim 1, it is characterized in that: described in hoist to drive on base (1) Timing Belt tightening device (16), operating unit pedestal adjusting device (17) be also installed, described operating unit (13) is also provided with detouchable wind (18).
5. the high fix hoisting crane worked under a kind of nuclear radiation environment according to claim 4, is characterized in that: match with Timing Belt tightening device (16) in the front end of described Timing Belt (3).
6. the high fix hoisting crane worked under a kind of nuclear radiation environment according to claim 1, it is characterized in that: the wall of workshop away from adjacent workshop is fixed with equalizer pulley (5), the steel rope of the described driving (11) that hoists finally is involved in equalizer pulley (5) after being involved in the suspender pulley of walking dolly, and the wheel shaft of this equalizer pulley (5) is load transducer.
7. the high fix hoisting crane worked under a kind of nuclear radiation environment according to claim 1, is characterized in that: workshop is fixed with radiation shield device (4) on the wall in adjacent workshop.
8. the high fix hoisting crane worked under a kind of nuclear radiation environment according to claim 1, is characterized in that: the lower flange of described track (2) is fixed with last item (24).
9. the high fix hoisting crane worked under a kind of nuclear radiation environment according to claim 1, is characterized in that: the two ends of described track (2) are also provided with energy disperser (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520176824.4U CN204588495U (en) | 2015-03-27 | 2015-03-27 | The high fix hoisting crane worked under a kind of nuclear radiation environment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520176824.4U CN204588495U (en) | 2015-03-27 | 2015-03-27 | The high fix hoisting crane worked under a kind of nuclear radiation environment |
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| Publication Number | Publication Date |
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| CN204588495U true CN204588495U (en) | 2015-08-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520176824.4U Active CN204588495U (en) | 2015-03-27 | 2015-03-27 | The high fix hoisting crane worked under a kind of nuclear radiation environment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107618974A (en) * | 2017-10-25 | 2018-01-23 | 通裕重工股份有限公司 | A kind of two axle radiation proof automatic control cranes |
-
2015
- 2015-03-27 CN CN201520176824.4U patent/CN204588495U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107618974A (en) * | 2017-10-25 | 2018-01-23 | 通裕重工股份有限公司 | A kind of two axle radiation proof automatic control cranes |
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