CN204413984U - Instrument changed by servo actuator - Google Patents
Instrument changed by servo actuator Download PDFInfo
- Publication number
- CN204413984U CN204413984U CN201520058311.3U CN201520058311U CN204413984U CN 204413984 U CN204413984 U CN 204413984U CN 201520058311 U CN201520058311 U CN 201520058311U CN 204413984 U CN204413984 U CN 204413984U
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- Prior art keywords
- servo actuator
- lowering
- hoisting gear
- toggle
- instrument
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Abstract
The utility model discloses a kind of servo actuator and change instrument, for changing the lower servo actuator of blast-furnace top gas recovery turbine generating set, comprise the erecting device for supporting accommodation servo actuator that the hinged rhombus lowering or hoisting gear of many bars for adjusting height is arranged with its top.Adopt this replacing instrument, operating personnel only need stand in bottom surface and be positioned in erecting device by servo actuator, namely by operating many bars hinged rhombus lowering or hoisting gear, servo actuator is transported to required height, and servo actuator is adjusted to suitable angle carry out installation replacement operation by adjustment erecting device, the personnel of eliminating remove, lift the security risk that weight causes, personnel only need operate this instrument and actuator is arranged on accurate location, the personnel that avoid are entering, the scald risk that between outlet conduit, operation exists, and eliminate pipeline temperature fall time, substantially increase overhaul efficiency, for unit start gains time, create indirect economic effect.
Description
Technical field
The utility model relates to large power generating equipment service technique field, more particularly, relates to a kind of servo actuator for changing the lower servo actuator of blast-furnace top gas recovery turbine generating set and changes instrument.
Background technology
Blast-furnace top gas recovery turbine generating set, often referred to as TRT generating set, its servo actuator, as executing agency, regulates gas inlet amount size, reaching the object of stable blast furnace top pressure by stator blade aperture.Because of the importance of servo actuator, when TRT unit maintenance, must to servo actuator inspection or replacing.
And in the ordinary course of things, lower servo actuator is arranged between turbine admission line and discharge duct, spacing between pipes less (about 70cm), and its pipeline is surface temperature higher (170-200 degree Celsius) under operating conditions, maintainer is when changing servo actuator, need stand between inlet and outlet piping on platform, the above manpower of two people dismounts and mounts servo actuator.
As can be seen here, under such working environment, there is maintainer and contact high-temperature pipe scald or fallen the security risk injured by a crashing object by platform upper weights, and need to cooperatively interact more than a people just can finish the work, operating efficiency is lower, affects the normal boot-strap time.
In sum, how safely, change servo actuator fast, be current those skilled in the art's urgent problem.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of servo actuator to change instrument, and the structural design that instrument changed by this servo actuator can solve operational hazards in the operating process of examine and replace servo actuator, longer problem consuming time effectively.
In order to achieve the above object, the utility model provides following technical scheme:
Instrument changed by a kind of servo actuator, for changing the lower servo actuator of blast-furnace top gas recovery turbine generating set, comprise the erecting device for supporting accommodation servo actuator that the hinged rhombus lowering or hoisting gear of many bars for adjusting height is arranged with its top.
Preferably, in above-mentioned servo actuator replacing instrument, the hinged rhombus lowering or hoisting gear of many bars comprises lifting actuating unit, lifting actuating unit comprises the feed screw nut be arranged on its first toggle and the leading screw coordinated with feed screw nut, and the second toggle position that leading screw is relative with the first toggle is relatively fixing assembles.
Preferably, in above-mentioned servo actuator replacing instrument, one end of leading screw is installed with and controls the rocking handle that it enters silk amount.
Preferably, in above-mentioned servo actuator replacing instrument, the pin joint place of the toggle bottom the hinged rhombus lowering or hoisting gear of many bars is provided with hinge portion synchronous axial system, for the Positioning Gear of fixing toggle location status.
Preferably, in above-mentioned servo actuator replacing instrument, erecting device comprises the fixed support and the guider for hold servo actuator hinged with fixed support that are fixedly arranged on many bars hinged rhombus lowering or hoisting gear top.
Preferably, in above-mentioned servo actuator replacing instrument, guider is horizontally arranged with the baffle plate for compressing servo actuator.
Preferably, in above-mentioned servo actuator replacing instrument, guider and support bracket fastened articulated structure are the articulated structure that can carry out freely rotating within the scope of 90 degree.
Instrument changed by the servo actuator that the utility model provides, for changing the lower servo actuator of blast-furnace top gas recovery turbine generating set, comprise the erecting device for supporting accommodation servo actuator that the hinged rhombus lowering or hoisting gear of many bars for adjusting height is arranged with its top.Adopt this replacing instrument, operating personnel only need stand in bottom surface and be positioned in erecting device by servo actuator, namely by operating many bars hinged rhombus lowering or hoisting gear, servo actuator is transported to required height, and servo actuator is adjusted to suitable angle carries out installation replacement operation by adjustment erecting device.The design that instrument changed by this servo actuator eliminates personnel and removes, lifts the security risk that weight causes.Personnel only need operate this instrument and actuator is arranged on accurate location, avoid the scald risk that personnel exist in the operation of import and export pipeline enclosure, and eliminate pipeline temperature fall time, substantially increase overhaul efficiency, for unit start gains time, create indirect economic effect.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the utility model embodiment, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The structural representation of the servo actuator replacing instrument that Fig. 1 provides for the utility model embodiment.
In accompanying drawing, mark is as follows:
1 for erecting device, 11 for fixed support, 12 for guider, 13 for baffle plate, 2 for the hinged rhombus lowering or hoisting gear of many bars, 21 for leading screw, 22 be the second toggle, 23 for Positioning Gear, 24 for rocking handle, 25 for feed screw nut, 26 be the first toggle.
Detailed description of the invention
The utility model embodiment discloses a kind of servo actuator for changing the lower servo actuator of blast-furnace top gas recovery turbine generating set and changes instrument.
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1, the structural representation of the servo actuator replacing instrument that Fig. 1 provides for the utility model embodiment.
The utility model provides a kind of servo actuator and changes instrument, for changing the lower servo actuator of blast-furnace top gas recovery turbine generating set, comprise the erecting device 1 for supporting accommodation servo actuator that the hinged rhombus lowering or hoisting gear 2 of many bars for adjusting height is arranged with its top.Wherein, it should be noted that many bars hinged rhombus lowering or hoisting gear 2 is a kind of devices for weight or operating personnel being carried out lifting that manually can adjust lift height; Erecting device 1 is in the present embodiment for supporting and holding servo actuator, erecting device 1 is arranged at the top of the hinged rhombus lowering or hoisting gear 2 of many bars, after putting into erecting device 1 by needing the servo actuator of replacement operation, the height using many bars hinged rhombus lowering or hoisting gear 2 lifting of the servo actuator of erecting device 1 and the inside one to be reached needs carries out the installation of servo actuator.
Adopt this replacing instrument, operating personnel only need stand in bottom surface and are positioned over by servo actuator in erecting device 1, namely by operating many bars hinged rhombus lowering or hoisting gear 2, servo actuator is transported to required height, and servo actuator is adjusted to suitable angle carries out installation replacement operation by adjustment erecting device 1.The design that instrument changed by this servo actuator eliminates personnel and removes, lifts the security risk that weight causes.Personnel only need operate this instrument and actuator is arranged on accurate location, avoid the scald risk that personnel exist in the operation of import and export pipeline enclosure, and eliminate pipeline temperature fall time, substantially increase overhaul efficiency, for unit start gains time, create indirect economic effect.
For optimizing the lifting structure of the hinged rhombus lowering or hoisting gear 2 of many bars in technique scheme further, on the basis of above-described embodiment, preferably, the hinged rhombus lowering or hoisting gear 2 of many bars comprises lifting actuating unit, lifting actuating unit comprises the feed screw nut 25 be arranged on its first toggle 26 and the leading screw 21 coordinated with feed screw nut 25, and the second toggle 22 position that leading screw 21 is relative with the first toggle 26 is relatively fixing assembles.Wherein it should be noted that, based on operating reason easily, the first and second toggles 22 be defaulted as in the present embodiment are all the toggle bottom the hinged rhombus lowering or hoisting gear 2 of many bars, directly operate lowering or hoisting gear on the ground with handled easily personnel station, the situation that after avoiding lowering or hoisting gear lifting, excessive height operating personnel are difficult to operate occurs.In addition, adopt the fit system of feed screw nut 25 and leading screw 21, first toggle 26 arranges feed screw nut 25, with second toggle 22 on the first toggle 26 opposite on leading screw 21 is set, wherein, due to the diamond structure feature of the hinged rhombus lowering or hoisting gear 2 of many bars, the second toggle 22 is actually the toggle directly hinged with the first toggle 26 or indirect by another root toggle and that the first toggle 26 is hinged toggle; Second toggle 22 and the connected mode of leading screw 21 are that relative to fixing, leading screw 21 can carry out rotating the connection into silk relative to freely in position.
Many bars hinged rhombus lowering or hoisting gear 2 adopts this design, transmission lifting is effective, and lifting action is stablized, simultaneously owing to the rotation of leading screw 21 to be converted into the height of lifting, can to be undertaken conducting oneself with dignity by relatively little power the lifting of larger weight, to be convenient to manually operate; In addition owing to adopting this design of nut screw 21, the effect of self-locking can be reached by the self-characteristic of screw thread, also safer.
For optimizing the simple operation of the hinged rhombus lowering or hoisting gear 2 of many bars in technique scheme further, on the basis of above-described embodiment, preferably, one end of leading screw 21 is installed with and controls the rocking handle 24 that it enters silk amount.
Adopt this one end at leading screw 21 that the scheme of fixing rocking handle 24 is set, facilitate manual operation, operating personnel can directly drive leading screw 21 to rotate by rotation crank 24, realize the descending operation of the hinged rhombus lowering or hoisting gear 2 of many bars, and the weight of lifting as required can select more suitable rocking handle 24 model of length.
For optimizing the security of the hinged rhombus lowering or hoisting gear 2 of many bars in technique scheme further, on the basis of above-described embodiment, preferably, the pin joint place of the toggle bottom the hinged rhombus lowering or hoisting gear 2 of many bars is provided with hinge portion synchronous axial system, for the Positioning Gear 23 of fixing toggle location status.Wherein it should be noted that, at the toggle of bottommost and the base of the hinged rhombus lowering or hoisting gear 2 of many bars by being articulated and connected, and on the bearing pin of its pin joint, be set with the Positioning Gear 23 with toggle synchronous axial system, and due to toggle be the structure arranged in pairs, therefore Positioning Gear 23 is also arranged in pairs, is reached the effect of location by the engagement of the Positioning Gear 23 arranged in pairs.
What adopt this set Positioning Gear 23 has arranged the fixing of the adjustable height of the hinged rhombus lowering or hoisting gear 2 of many bars, structure is simple and implementation result is good, stable locating effect can be reached, ensure that the safety of the working environment of the hinged rhombus lowering or hoisting gear 2 of many bars, prevent the accident conditions dropped suddenly.
For optimizing the structural design of erecting device 1 in technique scheme further, on the basis of above-described embodiment, preferably, erecting device 1 comprises the fixed support 11 and the guider 12 for hold servo actuator hinged with fixed support 11 that are fixedly arranged on many bars hinged rhombus lowering or hoisting gear 2 top.Wherein it should be noted that, in upper this design, fixed support 11 is directly fixedly connected with the top of the hinged rhombus lowering or hoisting gear 2 of many bars, fixing mode can be welding or the fixing mode such as to be threaded, guider 12 is for holding loading servo actuator, guider 12 is installed on fixed support 11 and is connected by hinged mode with fixed support 11, because hinged mode can ensure the stable of connection, install after having connected simultaneously and can also ensure that guider 12 can carry out the motion of freely rotating relative to fixed support 11, to be reached through the effect of the setting angle rotating adjustment servo actuator.
Servo actuator can reach correct installation site and setting angle by erecting device 1 to adopt this design to ensure, ensure that carrying out smoothly of installation process, optimizes the actual implementation result of technical scheme.
For the fixing firmness of servo actuator, on the basis of above-described embodiment, preferably, guider 12 is horizontally arranged with the baffle plate 13 for compressing servo actuator for optimizing erecting device 1 in technique scheme further.
Adopt this technical scheme that baffle plate 13 is set on guider 12, can ensure after servo actuator is loaded erecting device 1, servo actuator position stability, danger such as falling suddenly is less likely to occur.
For optimizing the adjustable effect of erecting device 1 in technique scheme further, on the basis of above-described embodiment, preferably, guider 12 is the articulated structure that can carry out freely rotating within the scope of 90 degree with the articulated structure of fixed support 11.
Guider 12 carries out the larger rotation adjustment of angle together with servo actuator wherein to adopt the larger articulated structure of this angle to ensure, servo actuator is carried out docking with its installation site accurately and fixes, optimize the implementation result of technical scheme.
In this description, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the utility model.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein when not departing from spirit or scope of the present utility model, can realize in other embodiments.Therefore, the utility model can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (7)
1. instrument changed by a servo actuator, for changing the lower servo actuator of blast-furnace top gas recovery turbine generating set, it is characterized in that, comprising the erecting device (1) for supporting accommodation servo actuator for adjusting the hinged rhombus lowering or hoisting gear (2) of many bars highly and the setting of its top.
2. instrument changed by servo actuator according to claim 1, it is characterized in that, the hinged rhombus lowering or hoisting gear (2) of described many bars comprises lifting actuating unit, described lifting actuating unit comprises the feed screw nut (25) be arranged on its first toggle (26) and the leading screw (21) coordinated with described feed screw nut (25), and the second toggle (22) position that described leading screw (21) is relative with described first toggle (26) is relatively fixing assembles.
3. instrument changed by servo actuator according to claim 2, it is characterized in that, one end of described leading screw (21) is installed with and controls the rocking handle (24) that it enters silk amount.
4. instrument changed by servo actuator according to claim 2, it is characterized in that, the pin joint place of the toggle of described many bars hinged rhombus lowering or hoisting gear (2) bottom is provided with hinge portion synchronous axial system, for the Positioning Gear (23) of fixing toggle location status.
5. instrument changed by servo actuator according to claim 1, it is characterized in that, described erecting device (1) comprises the fixed support (11) and the guider (12) for hold described servo actuator hinged with described fixed support (11) that are fixedly arranged on described many bars hinged rhombus lowering or hoisting gear (2) top.
6. instrument changed by servo actuator according to claim 5, it is characterized in that, described guider (12) being horizontally arranged with the baffle plate (13) for compressing described servo actuator.
7. instrument changed by servo actuator according to claim 5, it is characterized in that, described guider (12) is the articulated structure that can carry out freely rotating within the scope of 90 degree with the articulated structure of described fixed support (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520058311.3U CN204413984U (en) | 2015-01-27 | 2015-01-27 | Instrument changed by servo actuator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520058311.3U CN204413984U (en) | 2015-01-27 | 2015-01-27 | Instrument changed by servo actuator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204413984U true CN204413984U (en) | 2015-06-24 |
Family
ID=53464390
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520058311.3U Expired - Fee Related CN204413984U (en) | 2015-01-27 | 2015-01-27 | Instrument changed by servo actuator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204413984U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107055378A (en) * | 2017-05-31 | 2017-08-18 | 王晓强 | A kind of jacking apparatus |
| CN108335589A (en) * | 2018-02-02 | 2018-07-27 | 浙江大学城市学院 | A kind of diamond shape crane fine motion inclined-plane accurately measures friction coefficient experiment instrument |
| CN111993338A (en) * | 2020-08-26 | 2020-11-27 | 山西医科大学 | Replacement device and fixing device of molybdenum-technetium generator |
-
2015
- 2015-01-27 CN CN201520058311.3U patent/CN204413984U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107055378A (en) * | 2017-05-31 | 2017-08-18 | 王晓强 | A kind of jacking apparatus |
| CN108335589A (en) * | 2018-02-02 | 2018-07-27 | 浙江大学城市学院 | A kind of diamond shape crane fine motion inclined-plane accurately measures friction coefficient experiment instrument |
| CN108335589B (en) * | 2018-02-02 | 2023-06-09 | 浙江大学城市学院 | Experimental instrument for accurately measuring friction coefficient of micro-motion inclined plane of diamond lifting frame |
| CN111993338A (en) * | 2020-08-26 | 2020-11-27 | 山西医科大学 | Replacement device and fixing device of molybdenum-technetium generator |
| CN111993338B (en) * | 2020-08-26 | 2021-11-12 | 山西医科大学 | Replacement device and fixing device of molybdenum-technetium generator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150624 Termination date: 20180127 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |