CN207046807U - A kind of cable cover lifting appliance - Google Patents
A kind of cable cover lifting appliance Download PDFInfo
- Publication number
- CN207046807U CN207046807U CN201720786203.7U CN201720786203U CN207046807U CN 207046807 U CN207046807 U CN 207046807U CN 201720786203 U CN201720786203 U CN 201720786203U CN 207046807 U CN207046807 U CN 207046807U
- Authority
- CN
- China
- Prior art keywords
- traveller
- transverse tube
- steel ball
- cable cover
- crossbeam
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Carriers, Traveling Bodies, And Overhead Traveling Cranes (AREA)
Abstract
The utility model discloses a kind of cable cover lifting appliance, including crossbeam and the lifting rope provided with suspension hook that hangs on crossbeam, crossbeam are fixed on lifting support, and the screw-and-nut mechanism on lifting support drives crossbeam work to move back and forth vertically.Suspension hook includes the T-shaped pipe being made up of transverse tube and vertical tube, and transverse tube connects with vertical tube；Half section of a left side inside transverse tube and right half section are respectively equipped with the steel ball and traveller being connected with each other, and steel ball and traveller can be in transverse tubes slidably and steel ball is positioned at leaning on transverse tube center of inside position；The stud being connected with lifting rope is screwed with vertical tube, the top of stud is fixed with the knob of hex nut shape, bottom is fixed with ball, and ball contacts with two steel ball extruding when being screwed into stud, the connected traveller of steel ball is stretched out each transverse tube port at place and not exclusively skids off transverse tube；The length summation of transverse tube and traveller extension is more than the full-size of cable cover lifting eye when traveller fully stretches out transverse tube.It is utility model works efficiency high, safe and reliable.
Description
Technical field
The utility model belongs to electric power overhaul technical field, more particularly to one kind rises in electric power overhaul for cable cover
The device hung.
Background technology
At present, cabling is the main electric energy transmission means of power supply administration's medium voltage distribution network, and system of laying is mostly cable
Ditch is laid.With the continuous growth of cable length, the quantity of cable channel cover plate is also continuously increased, and generally every kilometer of cable presses 30 pieces
Cover plate is calculated.It is inevitable to need to open or carry cable duct in the day-to-day operation maintenance of cable run and breakdown repair
Cover plate.The lifting of current cable cover is mainly used and manually prized, or horizontal at the top of fixed A-frame using being suspended on
Turnbuckle on beam tenses lifting, and operation is wasted time and energy, and efficiency is low, and operator needs station manually operated near cover plate,
Once cover plate, which slides, the risk for accidentally injuring operator.On the other hand, there are a kind of cover plate for key-hole type, the electricity in cable cover
Cable cover plate hole be designed as keyhole shape as shown in Figure 1 (when usual cable cover sets two lifting eyes, two lifting eyes
Identical, Fig. 1 simply exemplarily depicts two kinds of passes), the coupler body for using suspension hook class currently for this cover plate hooks
Keyhole is lifted by crane, and coupler body easily rocks and threads off, skids off during cable cover unbalance stress, so as to there is cable channel cover plate damage
The injured risk of bad and operating personnel.In addition, there is the other kinds of holes such as circular hole in conventional cable cover, mesh is used
Preceding coupler body easily comes off when lifting by crane.As can be seen here, the lifting of traditional monolithic cable channel cover plate is unstable, easily breaks off relations, operation
Intensity is larger, reduces the operating efficiency of cable run O＆M and troubleshooting, easily produces personal accident.
Utility model content
The purpose of this utility model is to provide a kind of cable cover lifting appliance, and the cable cover lifting appliance is effectively
Solve that the operation of existing cable cover plate lifting device is laborious, efficiency is low, potential safety hazard distinct issues.
The technical solution of the utility model is as follows：
A kind of cable cover lifting appliance, including crossbeam and the lifting rope that hangs on crossbeam, suspension hook is connected with lifting rope, is also wrapped
Include two cranes positioned at the left and right sides；The crane includes base and the transmission case on base, is vertically arranged
The optical axis section of screw rod bottom stretch into transmission case, the bottom of the optical axis section is provided with driven wheel of differential, the driven wheel of differential
Engaged with the first drive bevel gear being fixed on electric machine main shaft；The support of Γ shapes is fixed with the top surface of the transmission case, is propped up
The vertical portion of frame is stood on transmission case, is embedded with bearing inside horizontal component, the smooth section of the screw tip is located at the bearing
It is interior；The side of nut on screw rod is provided with sliding block, and opposite side is connected with one end of crossbeam, and the sliding block can be in support vertical portion
On chute in vertical sliding, to allow the two motors while crossbeam that is connected with nut when rotating moves back and forth vertically；
The suspension hook includes the T-shaped pipe being made up of transverse tube and vertical tube, and the transverse tube connects with vertical tube；A left side inside transverse tube
Half section and right half section is respectively equipped with the steel ball and traveller being connected with each other, the steel ball and traveller can in transverse tube slidably and
Steel ball is located at the position by transverse tube center of inside；The stud being connected with lifting rope is screwed with the vertical tube, the top of stud is fixed with
The knob of hex nut shape, bottom are fixed with ball, and the ball contacts with two steel ball extruding when being screwed into the stud, so that
Obtain the transverse tube port where the traveller being connected with steel ball stretches out each and not exclusively skid off transverse tube；The traveller fully stretches out transverse tube
When transverse tube and traveller extension length summation be more than the full-size of cable cover lifting eye.
Further, in addition to the second drive bevel gear, second drive bevel gear and the first drive bevel gear on
Driven wheel of differential is in specular, in the perforation that the gear shaft terminal portion of the second drive bevel gear is located on transmission case tank wall and is not stretched
Go out perforation, the gear shaft end is provided with the jack that can be engaged with rocking handle.
Further, the optical axis section is provided with the shaft shoulder with screw flight section intersection, and the shaft shoulder is driven positioned at embedded
On thrust bearing end face on case top surface.
Further, the wear sleeve being enclosed in optical axis section is provided between the thrust bearing and driven wheel of differential, it is described
End face of the both ends of wear sleeve respectively with thrust bearing and driven wheel of differential connects.
Further, connected between the steel ball and traveller using push rod.
Further, connected between the steel ball and traveller using cylindrical spring, one end of the cylindrical spring is fixed tightly
Traveller end is affixed on, the other end regularly covers on steel ball surface.
Further, it is plane that the traveller, which stretches out the side surface being in contact when transverse tube lifts by crane with cable cover, and should
Side surface is provided with rubber slab or is provided with some evenly spaced grooves.
The beneficial effects of the utility model：The utility model drives crossbeam to move up and down using bolt and nut pair, time saving
It is laborsaving, operator the good cable cover of hook, start motor after can remote monitor, avoid cable cover slip when accidentally injure behaviour
Author, it is safe and reliable.In addition, the utility model hooks cable cover using suspension hook T-shaped made of body part,
When turning stud, contacted between the ball and steel ball of stud bottom for sphere curved surface, it is easy to which ground is just by two steel balls to transverse tube two
End squeezes, so that traveller stretches out the both ends of transverse tube respectively, reaches the purpose for changing transverse tube overall length, transverse tube is changed into flexible
Beam.When in use, transverse tube is put into along on the lifting eye length direction on cable cover first, then turning stud rapidly will
Transverse tube extends, and now transverse tube is located in lifting eye because transverse tube has extended, therefore because lifting hole(eyelet) size can not make transverse tube
Skid off, so as to ensure that lifting when suspension hook and cable cover between connect and can never come off so that with motor driven crossbeam
Automatic lifting further ensure that the security used together.
Brief description of the drawings
Fig. 1 is two kinds of current lifting eye schematic diagrames.
Fig. 2 is the utility model structure diagram.
Fig. 3 is the sectional view of suspension hook.
Fig. 4 is a kind of partial sectional view of structure of suspension hook.
Fig. 5 is the partial sectional view of another structure of suspension hook.
Fig. 6 is the top view of the present utility model when suspension hook surface is provided with groove.
Embodiment
Embodiment of the present utility model is illustrated by particular specific embodiment below, those skilled in the art can be by this
Content disclosed by specification understands other advantages and effect of the present utility model easily.
The utility model is described in further detail with reference to the accompanying drawings and examples：
As shown in Fig. 2 a kind of cable cover lifting appliance, including crossbeam 2 and the lifting rope 3 hung on crossbeam 2, lifting rope 3
Radical be arranged as required to 1 or more, usually 2, the free end of lifting rope 3 is connected with suspension hook 4.The present embodiment also includes position
Two cranes in the left and right sides；The crane includes base and the transmission case 102 on base 101, sets vertically
The optical axis section for the bottom of screw rod 103 put is stretched into transmission case, and the bottom of the optical axis section is provided with driven wheel of differential 104, it is described from
Dynamic bevel gear 104 engages with the first drive bevel gear 106 being fixed on the main shaft of motor 105；On the top of the transmission case 102
Face is fixed with the support 107 of Γ shapes, and the vertical portion of support 107 is stood on transmission case 102, and bearing is embedded with inside horizontal component
108, the smooth section on the top of screw rod 103 is located in the bearing 108；The side of nut 109 on screw rod 103 is provided with sliding block
110, opposite side is connected with one end of crossbeam 2, the sliding block 110 can in the chute in the vertical portion of support 107 vertical sliding,
To allow the two motors 105 while crossbeam 2 that is connected with nut 109 when rotating moves back and forth vertically.For the ease of movement,
The lowermost end of the lifting tool is additionally provided with lockable universal caster wheel.
As shown in figure 3, the suspension hook 4 in the present embodiment includes the T-shaped pipe being made up of transverse tube 5 and vertical tube 6, the transverse tube
5 connect with vertical tube 6；Half section of half section of a left side inside transverse tube 5 and the right side are respectively equipped with the steel ball 7 and traveller 8 being connected with each other, the steel
Ball 7 and traveller 8 can be in transverse tubes 5 slidably and steel ball 7 is located at the position by the center of inside of transverse tube 5；Twisted in the vertical tube 6
There is the stud 9 being connected with lifting rope 3, the top of stud 9 is fixed with the knob 10 of hex nut shape, and bottom is fixed with ball 11, twists
The ball 11 contacts with two extruding of steel ball 7 when entering the stud 9, to cause the traveller 8 being connected with steel ball 7 to stretch out respective institute
Transverse tube 5 port and not exclusively skid off transverse tube 5；The transverse tube 5 that the traveller 8 is fully stretched out after transverse tube 5 stretches out plus traveller 8
Partial length summation is more than the full-size of cable cover lifting eye, i.e., should be greater than key for keyhole, above-mentioned length summation
The length of the bar shaped bore portion of keyhole, then it is more than Circularhole diameter for circular hole, it is then diagonal more than square hole for possible square hole
Linear dimension；In a word, after should ensure that traveller 8 stretches out, the size of traveller 8 is enough to make its own not depart from lifting eye.
Transverse tube 5, vertical tube 6 in above-described embodiment can preferentially select quarter bend, and the common pipe fittings of standard such as pipe also may be selected,
The shape of its crossbeam can be made with such as keyhole pass to the shape being adapted to as needed.It is also settable on above-mentioned lifting rope 3
Turnbuckle is used for bracing wire, further to realize the purpose of regulation cover plate adjustable height manually.
In use, the suspension hook 4 on lifting rope 3 first to be hooked to the lifting eye of cable cover, then start two motors simultaneously
105, make crossbeam 2 synchronizing moving lifting or decline under the movement of two nuts 109, carry out lift up rapidly or decline installation,
Efficiency is higher, and operator can check the lifting of cover plate at a distance after startup motor 105, can prevent from injuring when cover plate from surprisingly breaking off relations
Operator.Above-mentioned two motor 105 can control the startup of two motors 105 using a switch, accurately to reach with series control
Remote control can also be used to start to the purpose of synchronous averaging, or even selected motor 105.
Further, in addition to the second drive bevel gear 111, the active conical tooth of the second drive bevel gear 111 and first
Wheel 106 is in specular on driven wheel of differential 104, and the free end end of the gear shaft 112 of the second drive bevel gear 111 is located at
Perforation is not stretched out in perforation on the tank wall of transmission case 102 and, the end of the gear shaft 112 is provided with what can be engaged with rocking handle 113
Jack, the jack adaptable shape required when can be the corresponding insertion of rocking handle 113 connection, such as the insertion end of rocking handle 113 are
Square or regular hexagon, then the jack is then square or regular hexagon.The incoming end of the rocking handle 113 is additionally set, is
In order to which manual actuation crossbeam 2 moves up and down if necessary, for lifting by crane mini-cable cover plate or repairing manually as position height
Just；When motor 105 drives, rocking handle 113 can be removed.
Further, the thread segment intersection of the optical axis section and screw rod 103 is provided with the shaft shoulder, and the shaft shoulder passes positioned at embedded
On the end face of thrust bearing 114 on the dynamic top surface of case 102, make screw rod 103 it is overall can preferably load, and thrust bearing 114 is led
Axial force is born, is coordinated with the bearing 108 of the top smooth section of screw rod 103, ensures that the flexible rotation of screw rod 103, bearing capacity are strong.
Further, it is wear-resisting that the use being enclosed in optical axis section is provided between the thrust bearing 114 and driven wheel of differential 104
Wear sleeve 115 made of material, the both ends of the wear sleeve 115 respectively with thrust bearing 114 and driven wheel of differential 104
End face connects, and controls the axial float of screw rod 103, improves stability.
Further, as shown in figure 4, being connected between the steel ball 7 and traveller 8 using push rod 12, that is, use and be rigidly connected,
More big load can be born, the retraction for thoroughly preventing traveller 8 to be likely to occur.
Further, as shown in figure 5, being connected between the steel ball 7 and traveller 8 using cylindrical spring 13, the cylinder bullet
The end for being close to traveller 8 is fixed in one end of spring 13, and the other end regularly covers on the surface of steel ball 7, using flexible connection, is advantageous to
Traveller 8 is more successfully ejected into transverse tube 5.
Further, it is plane that the traveller 8, which stretches out the side surface being in contact when transverse tube 5 lifts by crane with cable cover, and
The side surface is provided with rubber slab 14 (see Fig. 4-5) or is provided with some evenly spaced grooves 15 (see Fig. 6), and can also set
Put handle 16 and carry out turning knob 10.Rubber slab 14 is set to ensure to contact close and friction between suspension hook and cable cover more
Greatly, it is difficult for drop-off；The frictional force between suspension hook 4 and cable cover can also be increased using the structure of groove 15.
Above-described embodiment only illustrative principle of the present utility model and its effect are new not for this practicality is limited
Type.Any person skilled in the art can all be carried out without prejudice under spirit and scope of the present utility model to above-described embodiment
Modifications and changes.Therefore, such as those of ordinary skill in the art without departing from the essence disclosed in the utility model
God and all equivalent modifications completed under technological thought or change, should be covered by claim of the present utility model.
Claims (7)
1. a kind of cable cover lifting appliance, including crossbeam and the lifting rope that hangs on crossbeam, suspension hook is connected with lifting rope, it is special
Sign is, in addition to two cranes positioned at the left and right sides；The crane includes base and the transmission on base
Case, the optical axis section for the screw rod bottom being vertically arranged are stretched into transmission case, and the bottom of the optical axis section is provided with driven wheel of differential, described
Driven wheel of differential engages with the first drive bevel gear being fixed on electric machine main shaft；Γ shapes are fixed with the top surface of the transmission case
Support, the vertical portion of support stood on transmission case, and bearing, the smooth section of the screw tip are embedded with inside horizontal component
In in the bearing；The side of nut on screw rod is provided with sliding block, and opposite side is connected with one end of crossbeam, and the sliding block can be in support
Vertical sliding in chute in vertical portion, to allow the two motors while crossbeam that is connected with nut when rotating is vertical past
It is multiple mobile；
The suspension hook includes the T-shaped pipe being made up of transverse tube and vertical tube, and the transverse tube connects with vertical tube；Half section of a left side inside transverse tube
It is respectively equipped with the steel ball and traveller being connected with each other with right half section, the steel ball and traveller can be in transverse tubes slidably and steel ball
Positioned at the position by transverse tube center of inside；The stud being connected with lifting rope is screwed with the vertical tube, the top of stud is fixed with hexagonal
The knob of nut type, bottom are fixed with ball, and the ball contacts with the extruding of two steel balls when being screwed into the stud, with cause with
The connected traveller of steel ball stretches out each transverse tube port at place and not exclusively skids off transverse tube；The traveller fully stretches out horizontal during transverse tube
The length summation of pipe and traveller extension is more than the full-size of cable cover lifting eye.
2. cable cover lifting appliance according to claim 1, it is characterised in that described also including the second drive bevel gear
Second drive bevel gear and the first drive bevel gear are in specular on driven wheel of differential, the gear shaft of the second drive bevel gear
Perforation is not stretched out in the perforation that end is located on transmission case tank wall and, the gear shaft end is inserted provided with what can be engaged with rocking handle
Hole.
3. cable cover lifting appliance according to claim 2, it is characterised in that the optical axis section is handed over screw flight section
The shaft shoulder is provided with boundary, the shaft shoulder is located on the thrust bearing end face on embedded transmission case top surface.
4. cable cover lifting appliance according to claim 3, it is characterised in that the thrust bearing and driven wheel of differential it
Between be provided with and be enclosed on wear sleeve in optical axis section, the both ends of the wear sleeve end with thrust bearing and driven wheel of differential respectively
Face connects.
5. cable cover lifting appliance according to claim 1, it is characterised in that：Push rod is used between the steel ball and traveller
Connection.
6. cable cover lifting appliance according to claim 1, it is characterised in that：Cylinder is used between the steel ball and traveller
Spring connects, and one end of the cylindrical spring, which is fixed, is close to traveller end, and the other end regularly covers on steel ball surface.
7. according to any one of the claim 1-6 cable cover lifting appliance, it is characterised in that：The traveller stretches out transverse tube
The side surface being in contact when being lifted by crane with cable cover is plane, and the side surface is provided with rubber slab or is provided with some uniform
The groove at interval.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720786203.7U CN207046807U (en) | 2017-07-02 | 2017-07-02 | A kind of cable cover lifting appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720786203.7U CN207046807U (en) | 2017-07-02 | 2017-07-02 | A kind of cable cover lifting appliance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207046807U true CN207046807U (en) | 2018-02-27 |
Family
ID=61494928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720786203.7U Expired - Fee Related CN207046807U (en) | 2017-07-02 | 2017-07-02 | A kind of cable cover lifting appliance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207046807U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112977242A (en) * | 2021-02-03 | 2021-06-18 | 嘉兴亨泰金属科技股份有限公司 | Bicycle lifting frame for motor home |
-
2017
- 2017-07-02 CN CN201720786203.7U patent/CN207046807U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112977242A (en) * | 2021-02-03 | 2021-06-18 | 嘉兴亨泰金属科技股份有限公司 | Bicycle lifting frame for motor home |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20181025 Address after: 113122 1 East section of Binhe Road, Fushun Economic Development Zone, Liaoning Patentee after: SHENYANG INSTITUTE OF TECHNOLOGY Address before: 110000 Shenyang, Huanggu, Liaoning province Wen Da Road, Baoli Sihu Lin 534, 2-4-1 Patentee before: Zhang Lina |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180227 Termination date: 20190702 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |