CN104863887A - Combined structure of cooling fan support and maintenance device correspondingly configured with cooling fan support - Google Patents
Combined structure of cooling fan support and maintenance device correspondingly configured with cooling fan support Download PDFInfo
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- CN104863887A CN104863887A CN201510277725.XA CN201510277725A CN104863887A CN 104863887 A CN104863887 A CN 104863887A CN 201510277725 A CN201510277725 A CN 201510277725A CN 104863887 A CN104863887 A CN 104863887A
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- 238000001816 cooling Methods 0.000 title claims abstract description 49
- 238000012423 maintenance Methods 0.000 title abstract description 23
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 48
- 238000005086 pumping Methods 0.000 claims description 15
- 239000002131 composite material Substances 0.000 claims description 12
- 208000035126 Facies Diseases 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 9
- 238000005516 engineering process Methods 0.000 description 3
- 230000001737 promoting effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
A combined structure of a cooling fan support and a maintenance device correspondingly configured with the cooling fan support comprises the fan support and the maintenance device formed by a base and a U-type sliding seat. A supporting plate is arranged on the fan support, and a cooling fan is fixed to the supporting plate. The fan support is fixed below a transformer coil, and the maintenance device can be moved. The position of a connecting plug of the cooling fan is set, the cooling fan is arranged on the supporting plate of the fan support, with the aid of the structural setting of the fan support, the maintenance device matched with the structure of the fan support is designed at the same time, a telescopic structure is attached to the maintenance device, and within the range of a certain distance away from the transformer coil, the cooling fan can be taken down from the coil and transferred to a safe position for maintenance, and the cooling fan is returned after being maintained. In the whole maintenance process, power supply is not cut off in the maintenance process, and it is guaranteed that maintenance personnel always work within the safe range. In brief, safe and efficient electrified maintenance operation can be achieved.
Description
Technical field
The present invention relates to and send power transformation technology field, being specifically related to the combination of a kind of special stand of dry-type transformer cooling fan and the device used when overhauling cooling fan of special setting corresponding with this support.
Background technique
The cooling fan of dry-type transformer is mounted in below transformer coil, is used for carrying out radiating and cooling to the coil of transformer.Due to the high-tension electricity with at least 10KV near transformer, so when cooling fan damages, need to cut off power transmission before maintenance, it certainly will cause large-scale interruption of power supply, and impact is produced, life.Meanwhile, because under cooling fan is fixed on transformer coil, so need first to dismantle during maintenance, must reinstall fixing after maintenance, whole process is consuming time longer, and also can be subject to space constraint during maintenance, reduces overhaul efficiency further.
Summary of the invention
The present invention for realizing safety, efficiently hotline maintenance operation, the composite structure of repairing auxiliary device providing a kind of cooling fan special stand and arrange with this support assorted.
The present invention solves the technological scheme that its technical problem takes: the composite structure of the apparatus for examination and repair of a kind of cooling fan support and corresponding configuration, it comprises fan supporter and apparatus for examination and repair.
Described apparatus for examination and repair comprises pedestal and U-shaped slide.
Described pedestal comprises two longitudinal rods arranged in parallel, and is fixedly installed horizontal fagging on the upper-end surface, rear end of this two longitudinal rod, and the outer side surface of this two longitudinal rod arranges guide pad respectively; Before longitudinal rod lower end surface in described pedestal, back-end location arranges universal wheels respectively.
Between the two side arms of described U-shaped slide and the longitudinal rod of described pedestal, adopt longitudinal sliding motion and to be connected structure, and sticking department is set in the front end of longitudinal rod, the slip of the relative longitudinal rod of U-shaped slide is locked.
The transverse bar of described U-shaped slide arranges pumping plant.
Described horizontal fagging arranges push rod vertically and described push rod is connected by pipeline with described pumping plant; Handgrip is fixedly installed in the upper end of described push rod; The upper end of described handgrip is provided with the straight trough of horizontal expansion.
The ear end face of described guide pad be plane and make after assembling the ear end face of two guide pads all with the horizontal expansion centerline of straight trough on described handgrip in same vertical surface.
The plug of blower fan is fixedly installed on the ear end face of its shell.
Described fan supporter is U-shaped, and is fixed in below transformer coil.
The closed end of described fan supporter, closed end inwall arranges socket backwards.
Left and right two facies medialis brachii of described fan supporter is arranged corresponding, the longitudinal boss inwards extended; The upper-end surface of described longitudinal boss is planar tracks, is coordinated by supporting plate and is installed in this planar tracks; The height of upper Transverse plane lower than described socket of described supporting plate is made after installation.
Arrange groove in the upper-end surface of described supporting plate, blower fan is set by its shell to be fixed in this groove; What arrange horizontal expansion in the central position, lower end surface of described supporting plate grabs bar, deposits a determining deviation between the lower end surface of grabbing bar and described supporting plate described in making.
Arrange the guiding groove of longitudinal extension from the front-end face of described longitudinal boss, the outer side surface of described guiding groove is opening, and inner side surface is intilted inclined-plane from front to back; The ear end face of the described guiding groove of both sides and described axis of grabbing bar is made to be in same horizontal vertical surface after assembling.
Described guide pad and described guiding groove corresponding matching.The side of described guide pad is intilted inclined-plane and angle of inclination is consistent with the inner side surface angle of inclination of described guiding groove from front to back.
According to object of the present invention, very naturally before described push rod promotes described handgrip moves, when namely described handgrip is positioned at the initial position of vertical height, the upper-end surface height of handgrip grabs the lower end height of bar lower than described supporting plate lower end.
Further, the blind hole of longitudinal extension is set from the longitudinal rod front-end face of described pedestal; The two side arms of described U-shaped slide is interted in described blind hole; In the longitudinal rod front end of described pedestal, described tight lock part is set.
Further, in the longitudinal rod front end of described pedestal, on longitudinal rod inner side surface, boss is set respectively; Corresponding on described boss tapped hole is set and the thread rotary orientation of this two tapped hole is contrary, and is communicated with the blind hole of the longitudinal extension on each self-corresponding longitudinal rod respectively; Described sticking department comprises screw rod one, screw rod two and volution; Thread rotary orientation on described screw rod one and described screw rod two outer wall is contrary; One end of described screw rod one coordinates with the tapped hole on the longitudinal rod of described pedestal side, the one end fits of the other end and described volution; One end of described screw rod two coordinates with the tapped hole on described pedestal opposite side longitudinal rod, and the other end coordinates with the other end of described volution.Can make to screw in described screw rod one, the corresponding tapped hole of screw rod two or screw out by rotating described volution simultaneously, thus realize to the locking of U-shaped slide opposite base with unlock.
For the ease of ensureing locking effect, the inner side surface of the two side arms rear end of described U-shaped slide arranging deep gouge respectively, and makes the groove footpath of deep gouge be greater than the external diameter of screw rod one and screw rod two.Like this when the rear end that described U-shaped slide is drawn out to U-shaped slide by the longitudinal rod of described pedestal is in pedestal front end, make screw rod one and screw rod two screw in corresponding deep gouge respectively by rotating volution, U-shaped slide opposite base is longitudinally locked.
Described sticking department is except adopting above-mentioned form, and also can take on described pedestal longitudinal rod, arrange the tapped hole be communicated with its blind hole, tapped hole respectively correspondence arranges a bolt, by screw-in, the back-out realization locking of bolt.
Further, in order to easy to use, the longitudinal length of described guide pad is made to be 1/4 to 1/2 of the longitudinal degree of depth of described guiding groove.
Further, on described handgrip the epimere of straight trough be dovetail groove and large mouth upward, hypomere is square groove; Described bar of grabbing is square pole; The bar of square pole groove width that is wide and described straight trough hypomere square groove is consistent.
Further, described pumping plant is hydraulic power unit, and described push rod is hydraulic push rod.
The invention has the beneficial effects as follows: it is by carrying out position setting to the attachment plug of cooling fan, and cooling fan is placed on the supporting plate of fan supporter, by the configuration settings to fan supporter, design the apparatus for examination and repair matched with blower bracket structure simultaneously, and give apparatus for examination and repair with Collapsible structure, and handgrip is set in apparatus for examination and repair rear end, arrange in supporting plate lower end accordingly and grab bar, and the range intervals of real present range transformer coil certain distance, cooling fan can be taken off by under coil, and gone to home maintenance, overhaul the complete operation such as to send back to.Whole maintenance process not only realizes maintenance process and does not cut off power supply, and ensures that maintainer works all the time in security interval.In a word, safety, hotline maintenance operation efficiently can be realized by the present invention.
Accompanying drawing explanation
Fig. 1 is the structural representation of apparatus for examination and repair part in the present invention;
Fig. 2 is the horizontal section structural representation of handgrip in apparatus for examination and repair of the present invention;
Fig. 3 is the main TV structure schematic diagram of fan supporter in the present invention;
Fig. 4 is the plan structure schematic diagram of fan supporter in the present invention;
Fig. 5 is the cross-sectional view in Fig. 4 section line direction;
Fig. 6 is the mated condition structural representation of fan supporter and apparatus for examination and repair in the present invention;
In figure: 1 pedestal, 11 guide pads, 12 horizontal faggings, 13 push rods, 14 handgrips, 15 boss, 16 screw rod one, 17 screw rod two, 18 volutions, 2U type slide, 21 pumping plants, 3 fan supporters, 31 sockets, 32 guiding grooves, 4 supporting plates, 41 grooves, 42 grab bar.
Embodiment
For the ease of understanding technology contents of the present invention, below in conjunction with embodiment, its technological scheme is elaborated.
The composite structure of the apparatus for examination and repair of a kind of cooling fan support as shown in Figures 1 to 6 and corresponding configuration, the apparatus for examination and repair comprising fan supporter 3 and be made up of pedestal 1 and U-shaped slide 2.Arrange supporting plate 4 in the upper end of fan supporter 3, cooling fan is fixed on supporting plate 4.Fan supporter 3 is fixed on below transformer coil, and apparatus for examination and repair is removable.In actual application, fan supporter 3 in the unified the present invention of employing of cooling fan below transformer coil is fixed, because the structural design of fan supporter 3 and apparatus for examination and repair structure match, so after adopting so unified mounting structure, apparatus for examination and repair just can realize maintenance to cooling fan corresponding under each coil.Carrying for the ease of apparatus for examination and repair, the cooperation between pedestal 1 and U-shaped slide 2 is made to adopt telescopic connection, to reduce the boundary dimension of transfer process, ensure enough longitudinal lengths in use simultaneously, thus guarantee that maintainer can stand on safe distance and operate outward.Generally for the high pressure of 10KV, safe distance is the scope of diameter 2.5m, so the apparatus for examination and repair now set, the shortest longitudinal length when being pulled out by U-shaped slide 2 opposite base 1 should ensure the length (as being more than 10KV high pressure, then corresponding length should extend) of about 3 meters.Such maintainer just can the periphery of 2.5 meters, promoting pedestal 1 by U-shaped slide 2 makes pedestal 1 correspondence move into below the fan supporter 3 of Awaiting Overhaul blower fan, and then cooling fan is taken off by fan supporter 3 by further operation again, pedestal 1 is taken same cooling fan and is transferred to after in safe distance by U-shaped slide 2 of then pulling back, and overhauls.
As shown in Figure 1, described pedestal 1 comprises two longitudinal rods arranged in parallel.The upper-end surface of this two longitudinal rods rear end is fixedly installed horizontal fagging 12, the outer side surface of this two longitudinal rod arranges guide pad 11 respectively.Before longitudinal rod lower end surface in described pedestal 1, back-end location (i.e. the corner location of pedestal 1), universal wheels is set respectively.Between the two side arms of described U-shaped slide 2 and the longitudinal rod of described pedestal 1, adopt longitudinal sliding motion to be connected structure, and sticking department is set in the front end of longitudinal rod, the slip of the relative longitudinal rod of U-shaped slide 2 is locked, is specially: the blind hole that longitudinal extension is set from the longitudinal rod front-end face of described pedestal 1.The two side arms of described U-shaped slide 2 is interted in described blind hole.In the longitudinal rod front end of described pedestal 1, on longitudinal rod inner side surface, boss 15 is set respectively, on described boss 15, correspondence arranges tapped hole (dead in line) and the thread rotary orientation of this two tapped hole is contrary, and is communicated with the blind hole of the longitudinal extension on each self-corresponding longitudinal rod respectively.Described sticking department comprises screw rod 1, screw rod 2 17 and volution 18.Thread rotary orientation on described screw rod 1 and described screw rod 2 17 outer wall is contrary, and the right-hand member of described screw rod 1 coordinates with the tapped hole on longitudinal rod on the right side of described pedestal 1, and left end coordinates with the right-hand member of described volution 18; The left end of described screw rod 2 17 coordinates with the tapped hole on longitudinal rod on the left of described pedestal 1, and right-hand member coordinates with the left end of described volution 18.The tapped hole of described screw rod 1, screw rod 2 17 cooperations relatively separately can be made to screw in or screw out by rotating described volution 18 simultaneously, thus realize the locking of U-shaped slide 2 opposite base 1 and unlock.For the ease of ensureing locking effect, as Fig. 1 as described in U-shaped slide 2 two side arms rear end inner side surface on deep gouge is set respectively, and make the groove footpath of deep gouge be greater than the external diameter of screw rod 1 and screw rod 2 17.Like this when the rear end that described U-shaped slide 2 is drawn out to U-shaped slide 2 by the longitudinal rod of described pedestal 1 is in pedestal 1 front end, make screw rod 1 and screw rod 2 17 screw in corresponding deep gouge respectively by rotating volution 18, U-shaped slide 2 opposite base 1 is longitudinally locked.Described sticking department is except adopting above-mentioned form, and also can take on described pedestal longitudinal rod, arrange the tapped hole be communicated with its blind hole, tapped hole respectively correspondence arranges a bolt, by screw-in, the back-out realization locking of bolt.The transverse bar of described U-shaped slide 2 arranges pumping plant 21.
As shown in Figure 1, Figure 2, Figure 6 shows, described horizontal fagging 12 is arranged push rod 13 (being two) vertically and described push rod 13 is connected by pipeline with described pumping plant 21.As described in pumping plant 21 adopt hydraulic power unit, then described push rod 13 is hydraulic push rod, as described in pumping plant 21 gas production press pump station, then described push rod 13 is air pressure push rod.Handgrip 14 (in strip shape body) is fixedly installed in the upper end of described push rod 13; The upper end of described handgrip 14 arranges the straight trough of horizontal expansion.The epimere of described straight trough be dovetail groove and large mouth upward, hypomere is square groove.Under the driving of pumping plant 21, described push rod 13 can drive described handgrip 14 lower mobile in the vertical direction.
As shown in Fig. 1, Fig. 6, the ear end face of described guide pad 11 be plane and make after assembling the ear end face of two guide pads 11 all with the horizontal expansion centerline of straight trough on described handgrip 14 in same vertical surface.
As the antecedent basis of this useful application, need set the plug position of cooling fan, the plug by cooling fan is fixedly installed on the ear end face of its shell.Accordingly, specific as follows for fan supporter 3 structure:
As shown in Figures 3 to 5, described fan supporter 3 is U-shaped, and is fixed in below transformer coil.The closed end of described fan supporter 3, closed end inwall arranges socket 31 backwards.Left and right two facies medialis brachii of described fan supporter 3 is arranged corresponding, the longitudinal boss inwards extended, the upper-end surface of described longitudinal boss is set to planar tracks, and coordinated by supporting plate 4 and be installed in this planar tracks, such supporting plate 4 just can slide by apparent wind machine support 3 in horizontal plane.Needs are guaranteed, the height of upper Transverse plane lower than described socket 31 of rear described supporting plate 4 is installed, and the plug that cooling fan is placed in rear cooling fan outer casing back on supporting plate 4 is corresponding with socket, namely cooling fan can be driven to move forward and backward by the horizontal slip of supporting plate 4, and the plug of cooling fan can realize with the connection of socket and be separated in movable process voluntarily.In the upper-end surface of described supporting plate 4, groove 41 is set, cooling fan is set by its shell to be fixed in this groove 41, in described holder, what the central position, lower end surface of 4 arranged horizontal expansion grabs bar 42, deposit a determining deviation between the lower end surface of grabbing bar 42 and described supporting plate 4 described in making, think straight trough on handgrip 14 with grab bar 42 be connected the enough spaces of indwelling group.Arrange the guiding groove 32 of longitudinal extension from the front-end face of longitudinal boss of described fan supporter 3, the outer side surface of described guiding groove 32 is opening, and inner side surface is intilted inclined-plane from front to back.As shown in Figure 6, the ear end face of the described guiding groove 32 of both sides and described axis of grabbing bar 42 is made to be in same horizontal vertical surface after assembling.
As shown in Fig. 1, Fig. 6, the side of described guide pad 11 is intilted inclined-plane and angle of inclination is consistent with the inner side surface angle of inclination of described guiding groove 32 from front to back.In order to easy to use, the longitudinal length of described guide pad 11 is made to be 1/4 to 1/2 of the longitudinal degree of depth of described guiding groove 32, like this when pedestal 1 is promoted to fan supporter 3 direction, can ensure to there is larger horizontal spacing between guide pad 11 and guiding groove 32, when being pushed below fan supporter 3 by pedestal 1, be beneficial to aiming between guide pad with guiding groove.After assembling the ear end face of two guide pads 11 all with the horizontal expansion centerline of straight trough on described handgrip 14 in same vertical surface, meanwhile, ear end face and the described axis of grabbing bar 42 of guiding groove 32 are in same horizontal vertical surface.So just, can ensure when the ear end face of described guide pad 11 contacts with the ear end face of described guiding groove 32, on described handgrip 14, the horizontal expansion center line of straight trough and described axis of grabbing bar 42 are in same vertical surface, like this described push rod 13 promote handgrip 14 move up time, grab bar 42 and can be placed in the straight trough of handgrip 14.Collapsing length for push rod 13 according to the vertical depth of concrete installation situation and straight trough, the boundary dimension etc. of grabbing bar 41, can preset a value, in case throw-out lever 13 promotes undersize that handgrip moves up or excessive.Certainly, also can set a sufficiently long telescopic extensions to push rod 13, at handgrip upper end setting position sensor or micro-photographic head, control end (containing warning device) or display screen are set on the transverse bar of U-shaped slide 2 simultaneously.
As shown in Figure 2, the straight trough of described handgrip 14 is set to upper and lower two sections, and from up to down the opening of straight trough diminishes, and object avoids because of assembly error, causes grabbing bar 42 when handgrip 14 moves and can not be placed in its straight trough.
In using process, cooling fan is fixed on fan supporter 3 involved in the present invention, when a certain cooling fan needs maintenance, promote apparatus for examination and repair to Awaiting Overhaul cooling fan position, U-shaped slide 2 is pulled out by the longitudinal rod of pedestal 1, and by screw rod 1, the sticking department that screw rod 2 17 and volution 18 are formed, the rear end of the front end of pedestal 1 longitudinal rod and U-shaped slide 2 two side arms is fixed (two side arms certainly not getting rid of described U-shaped slide 2 from as scalable and the bar type structure of stationary positioned can be realized between each section), now the overall longitudinal length of apparatus for examination and repair is at about 3 meters, then promoting U-shaped slide 2 makes pedestal 1 aim at the notch that on fan supporter 3, both sides guiding groove 32 is formed, the rear end of pedestal 1 is pushed in fan supporter 3 both sides guiding groove 32, to the ear end face of guide pad 11 contacts with the ear end face of guiding groove 32, then drive pumping plant to make push rod 13 promote handgrip 14 to move up, grabbing bar 42 is the most at last placed in the straight trough of handgrip 14, then to pull back U-shaped slide 2, now supporting plate 4 apparent wind machine support 3 is at horizontal plane forward slip, and drive cooling fan to move forward, period, the plug of cooling fan housing rear end departed from and the connection of socket 31 on fan supporter 3, till U-shaped slide 2 to the supporting plate 4 that continues to pull back moves in safe distance.After cooling fan maintenance, reapposed in the groove 41 of supporting plate 4, promoting U-shaped slide 2 makes pedestal 1 aim at the notch that on fan supporter 3, both sides guiding groove 32 is formed again, the rear end of pedestal 1 is pushed in fan supporter 3 both sides guiding groove 32, to the ear end face of guide pad 11 contacts with the ear end face of guiding groove 32, period, supporting plate 4 slid onto on fan supporter 3 again, and the plug of cooling fan housing rear end is connected with socket 31 on fan supporter 3 again.Then drive pumping plant 21 to make push rod 13 drive handgrip 14 to move down, grab bar 42 the most at last and shift out completely by the straight trough of handgrip 14, U-shaped slide 2 of then pulling back regains pedestal 1, finally by U-shaped slide 2 retraction pedestal 1.
Except the technical characteristics described in specification, be the known technology of those skilled in the art.
Claims (8)
1. a composite structure for the apparatus for examination and repair of cooling fan support and corresponding configuration, is characterized in that:
Comprise fan supporter and apparatus for examination and repair;
Described apparatus for examination and repair comprises pedestal and U-shaped slide;
Described pedestal comprises two longitudinal rods arranged in parallel, and is fixedly installed horizontal fagging in the upper-end surface of the rear end of this two longitudinal rod, and the outer side surface of this two longitudinal rod arranges guide pad respectively;
Before longitudinal rod lower end surface in described pedestal, back-end location arranges universal wheels respectively;
Between the two side arms of described U-shaped slide and the longitudinal rod of described pedestal, adopt longitudinal sliding motion and to be connected structure, and sticking department is set in the front end of longitudinal rod, the slip of the relative longitudinal rod of U-shaped slide is locked;
The transverse bar of described U-shaped slide arranges pumping plant;
Described horizontal fagging arranges push rod vertically and described push rod is connected by pipeline with described pumping plant; Be fixedly installed handgrip in the upper end of described push rod, the upper end of described handgrip is provided with the straight trough of horizontal expansion;
The ear end face of described guide pad be plane and make after assembling the ear end face of two guide pads all with the horizontal expansion centerline of straight trough on described handgrip in same vertical surface;
Described fan supporter is U-shaped, and is fixed in below transformer coil; Arrange supporting plate in the upper end of fan supporter, blower fan is fixed on described supporting plate, and the plug of blower fan is fixedly installed on the ear end face of its shell;
The closed end of described fan supporter, closed end inwall arranges socket backwards;
Left and right two facies medialis brachii of described fan supporter is arranged corresponding, and the longitudinal boss inwards extended;
The upper-end surface of described longitudinal boss is planar tracks, is coordinated by supporting plate and is installed in this planar tracks; The height of upper Transverse plane lower than described socket of described supporting plate is made after installation;
Arrange groove in the upper-end surface of described supporting plate, the shell of blower fan is set to be fixed in this groove; What arrange horizontal expansion in the central position, lower end surface of described supporting plate grabs bar, deposits a determining deviation between the lower end surface of grabbing bar and described supporting plate described in making;
Arrange the guiding groove of longitudinal extension from the front-end face of described longitudinal boss, the outer side surface of described guiding groove is opening, and inner side surface is intilted inclined-plane from front to back;
The ear end face of the described guiding groove of both sides and described axis of grabbing bar is made to be in same horizontal vertical surface after assembling;
The side of described guide pad is intilted inclined-plane and angle of inclination is consistent with the inner side surface angle of inclination of described guiding groove from front to back.
2. the composite structure of the apparatus for examination and repair of cooling fan support according to claim 1 and corresponding configuration, is characterized in that: the blind hole arranging longitudinal extension from the longitudinal rod front-end face of described pedestal; The two side arms of described U-shaped slide is interted in described blind hole; In the longitudinal rod front end of described pedestal, described tight lock part is set.
3. the composite structure of the apparatus for examination and repair of cooling fan support according to claim 2 and corresponding configuration, is characterized in that:
In the longitudinal rod front end of described pedestal, on longitudinal rod inner side surface, boss is set respectively;
Corresponding on described boss tapped hole is set and the thread rotary orientation of this two tapped hole is contrary, and is communicated with the blind hole of the longitudinal extension on each self-corresponding longitudinal rod respectively;
Described sticking department comprises screw rod one, screw rod two and volution;
Thread rotary orientation on described screw rod one and described screw rod two outer wall is contrary;
One end of described screw rod one coordinates with the tapped hole on the longitudinal rod of described pedestal side, the one end fits of the other end and described volution;
One end of described screw rod two coordinates with the tapped hole on described pedestal opposite side longitudinal rod, and the other end coordinates with the other end of described volution.
4. the composite structure of the apparatus for examination and repair of cooling fan support according to any one of claim 1 to 3 and corresponding configuration, is characterized in that: the longitudinal length of described guide pad is 1/4 to 1/2 of the longitudinal degree of depth of described guiding groove.
5. the composite structure of the apparatus for examination and repair of cooling fan support according to any one of claim 1 to 3 and corresponding configuration, is characterized in that: on described handgrip the epimere of straight trough be dovetail groove and greatly mouth upward, hypomere is square groove; Described bar of grabbing is square pole and the bar of this square pole groove width that is wide and described straight trough hypomere square groove is consistent.
6. the composite structure of the apparatus for examination and repair of cooling fan support according to any one of claim 1 to 3 and corresponding configuration, it is characterized in that: described pumping plant is hydraulic power unit, described push rod is hydraulic push rod.
7. the composite structure of the apparatus for examination and repair of cooling fan support according to claim 5 and corresponding configuration, is characterized in that: the longitudinal length of described guide pad is 1/4 to 1/2 of the longitudinal degree of depth of described guiding groove.
8. the composite structure of the apparatus for examination and repair of cooling fan support according to claim 7 and corresponding configuration, it is characterized in that: described pumping plant is hydraulic power unit, described push rod is hydraulic push rod.
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| CN201510277725.XA CN104863887B (en) | 2015-05-27 | 2015-05-27 | The combinative structure of the apparatus for examination and repair of cooling fan support and corresponding configuration |
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| CN201510277725.XA CN104863887B (en) | 2015-05-27 | 2015-05-27 | The combinative structure of the apparatus for examination and repair of cooling fan support and corresponding configuration |
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| Publication number | Publication date |
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| CN104863887B (en) | 2017-03-01 |
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Effective date of registration: 20160606 Address after: 250400 Pingyin City, Shandong Province Kam Kam Road, East District, Kam Kok and the intersection of the northwest corner of the main street Applicant after: STATE GRID SHANDONG ELECTRIC POWER COMPANY, PINGYIN POWER SUPPLY COMPANY Applicant after: State Grid Corporation of China Address before: 250400, Shandong, Ji'nan County, Pingyin Province Kam San Xin Shan Road and Kam Tung Street intersection Northwest Applicant before: State net Shandong Pingying County electric company Applicant before: State Grid Corporation of China |
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