CN109896450A - A kind of cable duct special pulley constructing device and engineering method - Google Patents
A kind of cable duct special pulley constructing device and engineering method Download PDFInfo
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- CN109896450A CN109896450A CN201910219875.3A CN201910219875A CN109896450A CN 109896450 A CN109896450 A CN 109896450A CN 201910219875 A CN201910219875 A CN 201910219875A CN 109896450 A CN109896450 A CN 109896450A
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- pulley
- attachment base
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- bracket
- cable duct
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Abstract
The present invention provides a kind of cable duct special pulley constructing device and engineering method, comprising: the vertical supports on abutment wall is arranged in, the under-filled concrete of abutment wall is arranged support portion on the top of abutment wall, crossbar group is arranged in the top of the vertical supports.It in the present invention in the cable duct construction with certain altitude, needs to discharge material in cable duct, when being discharged to lower material, wirerope is hung by pulley, discharge material in lower end, material is enable precisely to be placed into designated position.In the construction process, material if desired is discharged to eminence, then needs vertical oil cylinder jacking pulley bracket upwards, promote pulley bracket to preset height appropriate, so that material and releasing position have an appropriately distance, material release precisely and in place, material spilling caused by preventing eminence from discharging.
Description
Technical field
The present invention relates to cable duct technical fields, in particular to a kind of cable duct special pulley constructing device and work
Method.
Background technique
Currently, traditional vcehicular tunnel cable duct is generally made of cable trench floor, abutment wall and cover board.
Cable duct needs to convey weight or material by pulley in building process, as civil construction process is
The levelling operation of bottom of trench, using in the process such as cement mortar or crushed stone concrete be levelling, needing to different height and position
Wall is constructed.
But pulley in the prior art is generally located on stent wall, also, when constructing to different abutment walls, is needed
Pulley is frequently dismounted, claim for eot is caused, it is inconvenient to use.
Summary of the invention
The purpose of the present invention is to provide a kind of cable duct special pulley constructing device and engineering methods, to solve above-mentioned pulley not
The problem of position can be adjusted.
To achieve the above object, the present invention proposes a kind of cable duct special pulley constructing device, comprising: is arranged on abutment wall
Vertical supports, the under-filled concrete of abutment wall, abutment wall top be arranged support portion, set above the vertical supports
Set crossbar group；
The middle section of the crossbar group is provided with several symmetrical pulley brackets, and the upper end of pulley bracket passes through bullet
Property rope is connected in crossbar group, and pulley bracket can be made to be promoted along the vertical direction, wherein in the transversely or longitudinally phase
Pair two pulley brackets between a pulley spindle is set, the both ends of pulley spindle are mounted on two pulley brackets by pulley bearings
On, it is provided with pulley on the pulley spindle, wirerope is arranged on pulley, material bin is pulled by wirerope；
It is respectively arranged with a cylinder bracket on the inside of two abutment walls, a vertical oil is provided on its cylinder bracket
Cylinder, the end of vertical oil cylinder can support pulley bracket in telescopic process, and move up and down with moving pulley bracket and pulley；
The crossbar group, vertical pole and transversely arranged cross bar including several longitudinal arrangements, the vertical pole and cross bar of intersection
Between be interconnected, and can relatively move, be connected separately with a telescopic rod, telescopic rod in each vertical pole and cross bar middle section
It can be moved along the direction perpendicular with vertical pole, cross bar, to enable the pulley bracket being connected on telescopic rod along level two
A direction adjustment；
The telescopic rod includes integrally formed first connecting portion, second connecting portion, third interconnecting piece, wherein described
One interconnecting piece is connect with the cross bar or vertical pole, and to connection expansion link and cross bar or vertical pole, the second connecting portion setting exists
Between first attachment base and the second attachment base, first attachment base, the second attachment base lower end pulley is connected by elastic string
Bracket adjusts the position of the pulley bracket by position of mobile two attachment bases on telescopic rod.
Further, junction is connected by slide between the vertical pole and cross bar, and the slide is along cross bar in level side
It moves up, the end of vertical pole is connect with a slide respectively, T-slot is offered inside the slide, wherein in the side along cross bar
The link slot of perforation is set up, cross bar passes through the link slot and is connected to position appropriate, and the other end installation of T-slot is vertical
Bar.
Further, a threaded hole is also set up on the upside of the slide, one, which adjusts screw, passes through the threaded hole, and the bottom of at
Position of the slide on cross bar is adjusted by adjusting the adjusting screw in end and the beam contact.
Further, between the two neighboring telescopic rod, the arc to adjust position between cross bar and vertical pole is set
Shape bar, first attachment base, the second attachment base are connected from same or different two curved rods the terminal connection portion.
Further, the chord length BC between the distance AB at two attachment base centers and two endpoints of each curved rod
It is identical；
Wherein, in the first use state, second attachment base is connect with two curved rod ends simultaneously respectively, arc
Shape bar sequentially connects from beginning to end；
In second of state, the telescopic rod that setting is connected in the vertical pole direction, also, the same curved rod
Both ends are connect with first attachment base and the second attachment base respectively, and two equidirectional telescopic rods apply respectively along opposite
The tractive force in direction.
Further, two protrusions up and down are respectively set on the telescopic rod at first attachment base, the second attachment base,
Screw thread is respectively set two raised outer ends, inner end is optical axis portion, it is connect in optical axis portion with curved rod, correspondingly,
Connecting hole is set on the curved rod interconnecting piece, is fixed in the outer end of protrusion with nut.
Further, several transversely arranged position sensible elements are set in the vertical supports, correspondingly, in pulley
The side of bracket is arranged position switch and induction is generated, to determine the position of pulley bracket after the two contact.
The present invention also provides a kind of cable duct special pulley constructions, comprising:
When the horizontal position to pulley bracket is adjusted, first by adjusting the position of slide, adjusts cross bar and indulge
Relative position between bar；
The first attachment base and the second attachment base that connect on adjustment telescopic rod, first attachment base, the second attachment base
Lower end connects pulley bracket by elastic string, by position of mobile two attachment bases on telescopic rod, adjusts the pulley branch
The horizontal position of frame；
In the respectively arranged vertical oil cylinder in the inside of two abutment walls, the end of vertical oil cylinder can in telescopic process for adjustment
Pulley bracket is supported, and is moved up and down with moving pulley bracket and pulley；
The position sensible element induction is arranged position switch after the two contact in the side of pulley bracket and generates induction,
To determine the position of pulley bracket.
Compared with prior art, the beneficial effects of the present invention are in the present invention in the cable ditch spread with certain altitude
Working hour needs to discharge material in cable duct, when discharging to lower material, wirerope is hung by pulley, under
End release material, enables material to be precisely placed into designated position.In the construction process, material if desired is discharged to eminence, then
It needs vertical oil cylinder jacking pulley bracket upwards, promotes pulley bracket to preset height appropriate, so that material and release
Position has an appropriately distance, material release precisely and in place, material spilling caused by preventing eminence from discharging.
Such as by the mobile telescopic rod connecting with vertical pole, then the pulley bracket and pulley for being connected to telescopic rod lower end being capable of edges
Transverse direction is moved to any position；If being connected to the cunning of telescopic rod lower end as by the mobile telescopic rod connecting with cross bar
Wheel support and pulley can be moved to any position along the longitudinal direction.
When the horizontal position to pulley bracket is adjusted, the relative position between cross bar and vertical pole is adjusted first, is led to
The collocation for crossing vertical pole and cross bar can adapt to different cable ducts, and can adjust the position of pulley bracket on a large scale.
Detailed description of the invention
By reading the following detailed description of the preferred embodiment, various other advantages and benefits are common for this field
Technical staff will become clear.The drawings are only for the purpose of illustrating a preferred embodiment, and is not considered as to the present invention
Limitation.And throughout the drawings, the same reference numbers will be used to refer to the same parts.In the accompanying drawings:
Fig. 1 is the positive structure diagram of the cable duct special pulley device of the embodiment of the present invention；
Fig. 2 is the vertical view first structure diagram of the cable duct special pulley device of the embodiment of the present invention；
Fig. 3 is the second structural schematic diagram of vertical view of the cable duct special pulley device of the embodiment of the present invention；
Fig. 4 is the partial schematic diagram of the cable duct special pulley device of inventive embodiments；
Fig. 5 is the schematic cross-sectional view of inventive embodiments.
Specific embodiment
With reference to the accompanying drawings come describe invention preferred embodiment.It will be apparent to a skilled person that these
Embodiment is used only for explaining the technical principle of invention, not in the protection scope of limitation invention.
It should be noted that in the description of invention, the instructions such as term " on ", "lower", "left", "right", "inner", "outside"
The term of direction or positional relationship is direction based on the figure or positional relationship, this is intended merely to facilitate description, without
It is that indication or suggestion described device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot
It is interpreted as the limitation to invention.
In addition it is also necessary to explanation, in the description of invention unless specifically defined or limited otherwise, term " peace
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.To those skilled in the art, it can understand that above-mentioned term exists as the case may be
Concrete meaning in invention.
Refering to Figure 1, its structural schematic diagram for the cable duct special pulley device of the embodiment of the present invention, this implementation
Example device includes the vertical supports 14 being arranged on abutment wall 12, the under-filled concrete 11 of abutment wall 12, on the top of abutment wall 12
Support portion 13 is set, is formed for metal material, to install vertical supports 14.It is arranged in the top of the vertical supports 14 and hands over
Fork arm group, bar group are fixed on the top of the vertical supports 14.
In the present embodiment, the middle section of crossbar group is provided with symmetrical four pulley brackets 15, pulley bracket 15
Upper end be connected in crossbar group by elastic string 101, and pulley bracket 15 can be made to be promoted along the vertical direction.Wherein, exist
A pulley spindle 152 transversely or longitudinally is set between two opposite pulley brackets 15, the both ends of pulley spindle 153 pass through pulley spindle
151 are held to be mounted on two pulley brackets 15.It is provided with pulley 3 on the pulley spindle 152, is arranged with wirerope on pulley 3
21, material bin 2 is pulled by wirerope 21, to be launched to material.
In the present embodiment, pulley bracket 15 can be adjusted in position.With continued reference to shown in Fig. 1, two
The inside of a abutment wall 12 is respectively arranged with a cylinder bracket 22, a vertical oil cylinder 23 is provided on its cylinder bracket 22, vertically
The end of oil cylinder 23 can support pulley bracket 15 in telescopic process, and move up and down with moving pulley bracket and pulley.Meanwhile
In order to which pulley is fixed on preset position, several transversely arranged position sensible elements are set in vertical supports 14
32, correspondingly, position switch 31, which is arranged, after the two contact in the side of pulley bracket generates induction, to determine pulley bracket
Position.Also a controller and the corresponding hydraulic control component being connect with the vertical oil cylinder 23, the vertical oil of controller control
In corresponding position start and stop, this is repeated no more cylinder.
Specifically, needing to discharge material in cable duct, to lower in the cable duct construction with certain altitude
When material is discharged, wirerope is hung by pulley, discharges material in lower end, material is enable precisely to be placed into specific bit
It sets.In the construction process, material if desired is discharged to eminence, then needs vertical oil cylinder jacking pulley bracket 15 upwards, makes to slide
Wheel support is promoted to preset height appropriate so that material and releasing position have an appropriately distance, material release precisely and
In place, material spilling caused by preventing eminence from discharging.
Please refer to Fig. 2, shown in 3, the vertical view first structure for the cable duct special pulley device of the embodiment of the present invention is shown
It is intended to and the second structural schematic diagram；The crossbar group of the present embodiment, vertical pole 200 including several longitudinal arrangements and transversely arranged
Cross bar 100, be interconnected, and can relatively move between the vertical pole and cross bar of intersection.In each vertical pole and cross bar middle part
It is connected separately with a telescopic rod 400, telescopic rod 400 can be moved along the direction perpendicular with vertical pole, cross bar, to make to connect
Pulley bracket 15 on telescopic rod can be adjusted along horizontal both direction.In the present embodiment, as passed through mobile and vertical pole 200
The telescopic rod of connection, the then pulley bracket and pulley for being connected to telescopic rod lower end can be moved to any position in transverse direction；
If the pulley bracket and pulley for being connected to telescopic rod lower end can be along vertical as by the mobile telescopic rod connecting with cross bar 100
Any position is moved to direction.
With continued reference to shown in Fig. 2, junction is connected by slide 120 between vertical pole and cross bar, and slide 120 is along cross bar 100
It moves in the horizontal direction, the end of vertical pole 200 is connect with a slide 120 respectively, T-slot is offered inside the slide 120,
The link slot of perforation is wherein set up in the side along cross bar 100, cross bar 100 passes through the link slot and is connected to position appropriate
It sets, the other end of T-slot installs vertical pole 200.A threaded hole is also set up on the upside of slide, one, which adjusts screw 130, passes through the screw thread
Hole, and contacted in bottom end with cross bar 100；Position of the slide 120 on cross bar 100 is adjusted by adjusting the adjusting screw 130
It sets.When the horizontal position to pulley bracket is adjusted, the relative position between cross bar and vertical pole is adjusted first, passes through vertical pole
Collocation with cross bar can adapt to different cable ducts, and can adjust the position of pulley bracket on a large scale.
With continued reference to shown in Fig. 2, in the present embodiment, the telescopic rod 400 includes integrally formed first connecting portion
410, second connecting portion 421, third interconnecting piece 430, wherein first connecting portion 410 is connect with cross bar or vertical pole, is stretched to connect
Contracting bar and cross bar or vertical pole；The second connecting portion 421 is arranged between the first attachment base 440 and the second attachment base 450.At this
In embodiment, the first attachment base, the second attachment base lower end pulley bracket is connected by elastic string, pass through mobile two attachment bases
The position of pulley bracket can be adjusted in position on telescopic rod.
In the present invention, first attachment base 440 and the second attachment base 450 can be moved along telescopic rod and be fixed on default
Position, connection structure is identical as the structure of above-mentioned slide 120, and telescopic rod is divided into above three composition portion by two attachment bases
Point.
With continued reference to shown in Fig. 2, between two neighboring telescopic rod 420, to adjust position between cross bar and vertical pole
Curved rod 300.In the present embodiment, first attachment base 440, the second attachment base and the two same or different curved rods
300 terminal connection portion 310 connects, in order to switch under different use states, in the present invention, in two attachment bases
Chord length BC between the distance AB of the heart and two endpoints of each curved rod 300 is identical.In the first use state, second connects
Joint chair is connect with two 300 ends of curved rod simultaneously respectively, and curved rod sequentially connects from beginning to end.The connection structure of this kind of telescopic rod
Setting, it is not only convenient for disassembly and assembly, and convenient for adjusting, active force can be applied to multiple directions.
Incorporated by reference to shown in Fig. 3, in second of state, the telescopic rod 420 being connected with cross bar 100 is removed, only retain with
The telescopic rod 420 that vertical pole 200 is connected；Also, the both ends of same curved rod 300 connect with the first attachment base 440 and second respectively
Joint chair 450 connects, and two equidirectional telescopic rods 420 apply tractive force in opposite direction respectively.It constructs in certain cable ducts
In the process, it can also only retain a telescopic rod 420, apply active force from a direction.In above process, curved rod 300
Both ends are separately connected the first attachment base 440 and the second attachment base 450, further strengthen the intensity of telescopic rod.
It please refers to shown in Fig. 4, is the schematic cross-sectional view of the junction of curved rod and telescopic rod of the invention, two
Two protrusions 510 up and down are respectively set on telescopic rod at a attachment base, screw thread is respectively set in the outer end of two protrusions 510,
Inner end is optical axis portion, is connect in optical axis portion with curved rod, and connecting hole is arranged on curved rod interconnecting piece 310 accordingly,
The outer end of protrusion and nut 320 are fixed.In above-mentioned state one, two curved rods 300 are separately positioned on up and down the two of attachment base
Side.The horizontal part 520 of two attachment bases is connect with telescopic rod respectively, and width is greater than the width of telescopic rod.In the present invention, it stretches
The section of contracting bar is rectangle, flat pattern, trapezoidal etc..
Please refer to shown in Fig. 5, in the present invention, slide 120 and cross bar 100 and telescopic rod and cross bar 100 or vertical pole 200
Connection structure it is identical, in the width direction on vertical pole 200 be arranged one perforation regulating tank 230, telescopic rod pass through the adjusting
Slot 230, and one threaded hole 220 is set in the upper end of regulating tank 203, it adjusts screw 220 and passes through the threaded hole, and adjust spiral shell
The end of nail 220 is resisted against the upside of telescopic rod.The cross sectional shape of the regulating tank 23 is identical as the shape of telescopic rod, can be with
For rectangle, flat pattern, trapezoidal etc..
The present invention is by being adjusted cross bar and vertical pole direction, and by the adjusting of circular rod, can reinforce flexible
The fixation position of bar and fixed form, four circular rods and vertical pole, cross bar, can at least use one, therefore, energy respectively
It is enough to be applied in a variety of cable duct construction sites.
In order to guarantee pulley bracket in position, including height, horizontal position are in optimal position, the position sense
Several are arranged in inductive switch, and sequentially arrange along abutment wall direction, include a grouped element in the controller, by any two
Position detection value is grouped arrangement, is respectively formed the two-dimentional Mean Matrix of m/2 group；It is every in the two-dimentional Mean Matrix of above-mentioned m/2 group
Two groups of carry out mean value degree judgements, and transmit the result to the controller, according to the following formula the first and second two groups of mean value
Spend P21,
In formula, P21Indicate the mean value degree of every two class mean, i1And i2The mean value of first group of two dimension Mean Matrix is respectively indicated,
i1Indicate the sampled value of first position detected value, i2Indicate the sampled value of second position detected value；i3And i4Respectively indicate second group
The mean value of two-dimentional Mean Matrix, i3Indicate the sampled value of the third place detected value, i4Indicate the sampled value of the 4th position detection value；T
Indicate mean square deviation operation, I indicates integral operation；
Controller calculates the mean value degree of first group of two dimension Mean Matrix and third group two dimension Mean Matrix according to the following equation
P31,
In formula, P31Indicate the mean value degree of every two class mean, i1And i2Respectively indicate first group of two dimension Mean Matrix
Mean value, i1Indicate the sampled value of first position detected value, i2Indicate the sampled value of second position detected value；i5And i6It respectively indicates
The mean value of the third group two dimension Mean Matrix, i5Indicate the sampled value of the 5th position detection value, i6Indicate the 6th position detection value
Sampled value；T indicates mean square deviation operation, and I indicates integral operation.
Controller calculates the mean value degree of second group of two dimension Mean Matrix and third group two dimension Mean Matrix according to the following equation
P32,
In formula, P32Indicate the mean value degree of every two class mean, i3And i4Respectively indicate second group of two dimension Mean Matrix
Mean value, i3Indicate the sampled value of first position detected value, i4Indicate the sampled value of second position detected value；i5And i6It respectively indicates
The mean value of the third group two dimension Mean Matrix, i5Indicate the sampled value of the 5th position detection value, i6Indicate the 6th position detection value
Sampled value；T indicates mean square deviation operation, and I indicates integral operation.
A mean value degree threshold value P is arranged inside in controller0；
Controller calculates the resulting degree of mean value two-by-two absolute value differences and mean value degree threshold value P for described0It is compared, if institute
Mean value degree absolute value differences are stated less than threshold value, then conclude that the mean value at the wherein position of two groups of position detection values meets the requirements.
The embodiment of the present invention has been shown and described in bar to the greatest extent, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (8)
1. a kind of cable duct special pulley constructing device characterized by comprising the vertical supports on abutment wall, abutment wall is arranged in
Under-filled concrete, abutment wall top be arranged support portion, the vertical supports top be arranged crossbar group；
The middle section of the crossbar group is provided with several symmetrical pulley brackets, and the upper end of pulley bracket passes through elastic string
It is connected in crossbar group, and pulley bracket can be made to be promoted along the vertical direction, wherein described transversely or longitudinally opposite
One pulley spindle is set between two pulley brackets, and the both ends of pulley spindle are mounted on two pulley brackets by pulley bearings, institute
It states and is provided with pulley on pulley spindle, wirerope is arranged on pulley, material bin is pulled by wirerope；
It is respectively arranged with a cylinder bracket on the inside of two abutment walls, a vertical oil cylinder is provided on its cylinder bracket,
The end of vertical oil cylinder can support pulley bracket in telescopic process, and move up and down with moving pulley bracket and pulley；
The crossbar group, vertical pole and transversely arranged cross bar including several longitudinal arrangements, between the vertical pole and cross bar of intersection
It is interconnected, and can relatively move, be connected separately with a telescopic rod in each vertical pole and cross bar middle section, telescopic rod can
It is moved along the direction perpendicular with vertical pole, cross bar, to enable the pulley bracket being connected on telescopic rod along two sides of level
To adjustment；
The telescopic rod includes integrally formed first connecting portion, second connecting portion, third interconnecting piece, wherein described first connects
Socket part is connect with the cross bar or vertical pole, and to connection expansion link and cross bar or vertical pole, the second connecting portion is arranged first
Between attachment base and the second attachment base, first attachment base, the second attachment base lower end by elastic string connect pulley bracket,
By position of mobile two attachment bases on telescopic rod, the position of the pulley bracket is adjusted.
2. cable duct special pulley constructing device according to claim 1, which is characterized in that between the vertical pole and cross bar
Junction is connected by slide, and the slide moves in the horizontal direction along cross bar, and the end of vertical pole is connect with a slide respectively,
T-slot is offered inside the slide, wherein setting up the link slot of perforation in the side along cross bar, cross bar passes through the link slot
And it is connected to position appropriate, the other end of T-slot installs vertical pole.
3. cable duct special pulley constructing device according to claim 2, which is characterized in that also set on the upside of the slide
A threaded hole is set, one, which adjusts screw, passes through the threaded hole, and in bottom end and the beam contact, by adjusting the adjusting screw
Adjustable position of the slide on cross bar.
4. cable duct special pulley constructing device according to claim 2, which is characterized in that two neighboring described flexible
Between bar, the curved rod to adjust position between cross bar and vertical pole is set, first attachment base, the second attachment base with it is same
The terminal connection portion of two a or different curved rods connects.
5. cable duct special pulley constructing device according to claim 4, which is characterized in that two attachment base centers
Distance AB it is identical as the chord length BC between two endpoints of each curved rod；
Wherein, in the first use state, second attachment base is connect with two curved rod ends simultaneously respectively, curved rod
Sequentially head and the tail connect；
In second of state, the telescopic rod being connected, also, the both ends of the same curved rod are set in the vertical pole direction
It is connect respectively with first attachment base and the second attachment base, two equidirectional telescopic rods apply in opposite direction respectively
Tractive force.
6. cable duct special pulley constructing device according to claim 4, which is characterized in that first attachment base,
Two protrusions up and down are respectively set on telescopic rod at second attachment base, screw thread, inner end is respectively set two raised outer ends
It for optical axis portion, is connect in optical axis portion with curved rod, correspondingly, connecting hole is arranged on the curved rod interconnecting piece, convex
The outer end risen is fixed with nut.
7. cable duct special pulley constructing device according to claim 4, which is characterized in that set in the vertical supports
Several transversely arranged position sensible elements are set, correspondingly, position switch is set in the side of pulley bracket, after the two contact,
Induction is generated, to determine the position of pulley bracket.
8. a kind of cable duct special pulley construction characterized by comprising
When the horizontal position to pulley bracket is adjusted, first by adjusting the position of slide, adjust cross bar and vertical pole it
Between relative position；
The first attachment base and the second attachment base connected on adjustment telescopic rod, the lower end of first attachment base, the second attachment base
Pulley bracket is connected by elastic string, by position of mobile two attachment bases on telescopic rod, adjusts the pulley bracket
Horizontal position；
In the respectively arranged vertical oil cylinder in the inside of two abutment walls, the end of vertical oil cylinder can support in telescopic process for adjustment
Pulley bracket, and moved up and down with moving pulley bracket and pulley；
The position sensible element induction is arranged position switch after the two contact in the side of pulley bracket and induction is generated, with true
The position of fixed pulley bracket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910219875.3A CN109896450B (en) | 2019-03-22 | 2019-03-22 | Special pulley construction device and method for cable trench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910219875.3A CN109896450B (en) | 2019-03-22 | 2019-03-22 | Special pulley construction device and method for cable trench |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109896450A true CN109896450A (en) | 2019-06-18 |
| CN109896450B CN109896450B (en) | 2020-04-24 |
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ID=66952367
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910219875.3A Active CN109896450B (en) | 2019-03-22 | 2019-03-22 | Special pulley construction device and method for cable trench |
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| Country | Link |
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| CN (1) | CN109896450B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110880716A (en) * | 2019-10-22 | 2020-03-13 | 国网河南省电力公司中牟县供电公司 | High-voltage switch cabinet cable access device and construction method |
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| CN202897907U (en) * | 2012-11-28 | 2013-04-24 | 重庆市电力公司检修分公司 | Pulling device for cable duct cover plate |
| GB2496129A (en) * | 2011-10-31 | 2013-05-08 | Technip France | Installing cables in a flanged structure, eg a wind turbine tower |
| CN205319616U (en) * | 2015-12-09 | 2016-06-15 | 国家电网公司 | Anti -pollution removal construction equipment of cable pit |
| CN207243283U (en) * | 2017-09-13 | 2018-04-17 | 河南帕菲特搬运设备有限公司 | A kind of large and heavy objects are vertically moved up or down handling device |
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2019
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2496129A (en) * | 2011-10-31 | 2013-05-08 | Technip France | Installing cables in a flanged structure, eg a wind turbine tower |
| CN202897907U (en) * | 2012-11-28 | 2013-04-24 | 重庆市电力公司检修分公司 | Pulling device for cable duct cover plate |
| CN205319616U (en) * | 2015-12-09 | 2016-06-15 | 国家电网公司 | Anti -pollution removal construction equipment of cable pit |
| CN207243283U (en) * | 2017-09-13 | 2018-04-17 | 河南帕菲特搬运设备有限公司 | A kind of large and heavy objects are vertically moved up or down handling device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110880716A (en) * | 2019-10-22 | 2020-03-13 | 国网河南省电力公司中牟县供电公司 | High-voltage switch cabinet cable access device and construction method |
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| Publication number | Publication date |
|---|---|
| CN109896450B (en) | 2020-04-24 |
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