CN202729628U - Hoisting device - Google Patents
Hoisting device Download PDFInfo
- Publication number
- CN202729628U CN202729628U CN201220423485.1U CN201220423485U CN202729628U CN 202729628 U CN202729628 U CN 202729628U CN 201220423485 U CN201220423485 U CN 201220423485U CN 202729628 U CN202729628 U CN 202729628U
- Authority
- CN
- China
- Prior art keywords
- crossbeam
- lifting appliance
- chute
- appliance according
- support
- 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 - Lifetime
Links
- 239000003351 stiffener Substances 0.000 claims description 8
- 230000008901 benefit Effects 0.000 abstract description 15
- 238000012423 maintenance Methods 0.000 abstract description 8
- 238000000034 method Methods 0.000 description 9
- 239000000463 material Substances 0.000 description 6
- 241000209094 Oryza Species 0.000 description 4
- 235000007164 Oryza sativa Nutrition 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 4
- 238000013461 design Methods 0.000 description 4
- 235000009566 rice Nutrition 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 238000004804 winding Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000013024 troubleshooting Methods 0.000 description 1
Images
Landscapes
- Load-Engaging Elements For Cranes (AREA)
Abstract
The utility model discloses a hoisting device and belongs to the technical field of hoisting equipment. The hoisting device comprises a crossbeam, a support and a hoist. Two ends of the crossbeam are disposed on the support and in slidable connection with the support. The hoist is hung on a middle suspending part of the crossbeam. The hoisting device has the advantages that the hoisting device is flexible and convenient as manual hoisting and reliable and high in bearing capacity as mechanical hoisting, cable cover plates can be hoisted effectively, maintenance time and power failure time are shortened, and maintenance cost of the device is saved. In addition, the hoisting device can be widely applicable to maintenance of high-voltage cable lines.
Description
Technical field
The utility model relates to the weight-lifting equipment technical field, specifically, particularly relates to a kind of lifting appliance that is mainly used in the lifting of high-tension cable cover plate.
Background technology
Along with the quickening of Process of Urbanization Construction process, cable line is few with its floor area, is embedded in the inferior advantage in ground, is adopted more and more.In recent years, along with being widely used of high-tension cable, the number of times of its et out of order is also increasing.The high-tension cable fault is easy to cause large-area power-cuts, severe patient even can affect the safe operation of whole electrical network and client's need for electricity.Because the lifting of the at present domestic cable cover hoisting device that does not also have standard, so cover plate is very consuming time and trouble.According to mode in the past, when the cable et out of order, need to transfer crane or five or six staff of needs lift by crane, and have greatly increased repairing time and power supply cost, increase power off time and electric power netting safe running risk.
At present, mainly contain the lifting that dual mode carries out cover plate, the one, rely on machinery, the 2nd, manually lift by crane.The machinery lifting is present the most frequently used lifting method, and its advantage is to lift by crane reliably, holding capacity is large etc., and also there is following shortcoming in it: floor area is large, cost is high, the partial cables well can't arrive.Another kind of mode is artificial lifting, its advantage is that crane lifting service is not limited by when and where, but there is distinct disadvantage in it, mainly be: the light instruments such as the steel shovel of use, crowbar are opened cover plate, must make its corner impaired, be difficult for resetting, inefficiency also may cause workmen's unexpected injury.
Therefore, at present in the urgent need to developing a kind of lifting appliance that can remedy simultaneously above dual mode shortcoming.
Summary of the invention
Based on this, the utility model is to overcome the defective of prior art, and a kind of lifting appliance is provided, this lifting appliance not only have as artificial lifting method flexibly, advantage easily, also have advantages of mechanical lifting method reliable, holding capacity is large.
Its technical scheme is as follows: a kind of lifting appliance comprises crossbeam, support and tackles; Described crossbeam two ends are positioned on the support, and with the support sliding block joint, described tackles is lifted on crossbeam middle part overhanging portion.
The below describes further technical scheme:
In certain embodiments, described crossbeam two ends are respectively equipped with the bearing-type wheel, and described support is provided with the chute that cooperates with this bearing-type wheel, and crossbeam is by this bearing-type wheel and chute connection bracket.By the directional tagging of chute, can make the cross motion of crossbeam more smooth.
In certain embodiments, described bearing-type wheel comprises interior wheel and the foreign steamer of mutual bearing fit, and described interior the wheel with crossbeam is connected and fixed, and described foreign steamer rolls along chute, and rotates around the interior axial line of taking turns.Make the required power of the cross motion of crossbeam less, be adapted to the motion of manpower guiding crossbeam.
In certain embodiments, described support comprises four vertical racks and two chutes, and described chute two ends are individually fixed in a vertical rack top, two parallel being oppositely arranged of chute.
In certain embodiments, described vertical rack comprises top margin, vertical supporting post and base, described base is the I shape frame that is comprised of three bases, described vertical supporting post is comprised of two pillar stiffeners that are low wide and up narrow splayed configuration layout, the lower end of described two pillar stiffeners is individually fixed in the intersection point place of base I shape frame, and the upper end is fixed on the top margin.This structure is geometrically stable system, and enough stability and safety are arranged, and has greatly alleviated height and the weight of separate part, is conducive to assemble safety.And the design of base not only can guarantee the balance quality that its base is good, and has saved material, thereby reduces its cost of manufacture.
In certain embodiments, with bolts fixing between described chute and the vertical rack.Be convenient to dismounting and assembling, have advantages of flexibly, to take storage space little.
In certain embodiments, described tackles is at least a in air hoist, electric block, the bottle gouard moved by hands.Have advantages of that lifting is reliable, holding capacity is large.
In certain embodiments, described bottle gouard moved by hands is lever hoist.Have compact conformation, lightweight, oad is little, safe and reliable, hand is pulled the advantages such as power is little.
The below describes the advantage of aforementioned techniques scheme:
Lifting appliance of the present utility model, it is simple in structure, stable, have flexibly, safety, characteristics easily, adopt simultaneously tackles as weight-lifting equipment, not only oad is little for it, can arrange flexibly, also has larger holding capacity, can effectively cable cover be lifted by crane, have simultaneously as artificial lifting method flexibly, easily reliable, the advantage that holding capacity is large of advantage and mechanical lifting method, thereby shortened repair time and power off time, saved the cost of overhaul of equipment, having filled up present high-tension cable does not have blank convenient, simple lifting appliance.And, this lifting appliance stressed good, be difficult for toppling over, can greatly alleviate height and the weight of separate part, convenient carrying and assembling also has higher alerting ability.
Also simple in structure because of it, cost is low, the lifting efficient high, thereby saved the lifting cost.According to contriver's statistics, this lifting appliance is applied to the maintenance of Voltage Cable Lines Construction, can shorten approximately 1 hour with on average overhauling total time, thereby reduce the power off time of equipment.With regard to economic benefit, the capital cost of this lifting appliance is exactly the fee of material of lifting appliance, is about 706 yuan.And according to the mode of lifting by crane cable cover in the past, all need to arrange hoisting machine to the scene, normally calculate a machine-team, expense is about 1200 yuan. at every turnIf average each every line maintenance need lift by crane 20 cable covers, there are every year 15 circuits need to use lifting appliance lifting maintenance, can save approximately 360000 yuan every year behind the use lifting appliance.
Description of drawings
Fig. 1 is the described lifting appliance structural representation of the utility model embodiment;
Fig. 2 is the described lifting appliance schematic top plan view of the utility model embodiment;
Fig. 3 is the described lifting appliance front elevational schematic of the utility model embodiment;
Fig. 4 is the described lifting appliance schematic side view of the utility model embodiment.
Description of reference numerals: 1. crossbeam; 2. bearing-type wheel; 3. chute; 4. top margin; 5. base; 6. pillar stiffener.
The specific embodiment
The below is elaborated to embodiment of the present utility model:
As shown in Figure 1, a kind of lifting appliance comprises crossbeam 1, support and tackles (not shown); Described crossbeam 1 two ends are positioned on the support, and with the support sliding block joint, described tackles is lifted on crossbeam 1 middle part overhanging portion.
Described crossbeam 1 two ends are respectively equipped with bearing-type wheel 2, and described support is provided with the chute 3 that cooperates with this bearing-type wheel 2, and crossbeam 1 is by this bearing-type wheel 2 and chute 3 connection brackets.By the directional tagging of chute 3, can make the cross motion of crossbeam 1 more smooth.
Described bearing-type wheel 2 comprises interior wheel and the foreign steamer of mutual bearing fit, and described interior the wheel with crossbeam 1 is connected and fixed, and described foreign steamer rolls along chute 3, and rotates around the interior axial line of taking turns.Make the required power of the cross motion of crossbeam 1 less, be adapted to 1 motion of manpower guiding crossbeam.
Described support comprises four vertical racks and two chutes 3, and described chute 3 two ends are individually fixed in a vertical rack top, two chute 3 parallel being oppositely arranged.
Shown in Fig. 2-4, described vertical rack comprises top margin 4, vertical supporting post and base 5, described base 5 is the I shape frame that is comprised of three bases, described vertical supporting post is comprised of two pillar stiffeners 6 that are low wide and up narrow splayed configuration layout, the lower end of described two pillar stiffeners 6 is individually fixed in the intersection point place of base I shape frame, and the upper end is fixed on the top margin 4.This structure is geometrically stable system, and enough stability and safety are arranged, and has greatly alleviated height and the weight of separate part, is conducive to assemble safety.And the design of base 5 not only can guarantee the balance quality that its base 5 is good, and has saved material, thereby reduces its cost of manufacture.
In the present embodiment, the height design of described vertical rack is 1.02 meters, can satisfy well man-machine efficacy, and crossbeam 1 length is 2.17 meters, satisfy the width requirement of cable duct, can also realize the adjustable of whole lifting appliance width by the crossbeam 1 of making different length, make lifting appliance can guarantee well to be applicable to different maintenance occasions.The design of this kind structure is very suitable for using when the Voltage Cable Lines Construction trouble-shooting.
With bolts fixing between described chute 3 and the vertical rack.Be convenient to dismounting and assembling, have advantages of flexibly, to take storage space little.
Described tackles is lever hoist.Have compact conformation, lightweight, oad is little, safe and reliable, hand is pulled the advantages such as power is little.
The lifting appliance workflow of the present embodiment is:
At first the top margin 4 with chute 3 and vertical rack top is bolted fixing, then two chute 3 symmetrical parallel are positioned over the cable cover both sides, then the bearing-type wheel 2 with the two ends of crossbeam 1 is placed on two corresponding chutes 3, Lever Blocks is hung on the crossbeam 1 at last, connect Lever Blocks and cable cover, manpower is pulled Lever Blocks, cable cover is lifted, at this moment, make again crossbeam 1 cross motion, drive the cable cover sidesway, put down subsequently cable cover and periphery ground, namely finish crane lifting service, can carry out service work; Reverse operating after maintenance finishes covers back original position with cable cover.
The lifting appliance reliability test of the present embodiment:
The lifting appliance of the present embodiment mainly bears the gravity of cable cover and Lever Blocks.Through contriver investigation, cause the dust alluvial if the heaviest 300kg(ditch seam of cable channel cover plate is poorly sealed, the lifting pulling force of cover plate will be greater than itself weight).Lever Blocks is 20kg heavily approximately, and total weight is 320 kg approximately.According to code requirement, consider the safety of electrical equipment and the person, the rated load of the described lifting appliance lifting of above-described embodiment accessory is 1.2 tons.Therefore adopt 1.5 tons of Lever Blocks to carry out this experiment, size, material and model thereof such as the following table 1 of the lifting appliance part parts of the present embodiment.
| Component names | Title material | The material model | Length |
| Crossbeam | Round steel pipe | 8 # | 2.17 rice |
| Pillar stiffener | Angle bar | ∟50×50×5 | 1.5 rice |
| The base | Angle bar | ∟50×50×5 | 0.43 rice |
| Chute | Channel-section steel | 10# | 2.2 rice |
| The bearing-type wheel | Channel-section steel | d=500mm | - |
Table 1 the present embodiment lifting appliance part parts
Experimentation is as follows:
After according to above-mentioned assembling mode that whole lifting appliance assembling is complete, Lever Blocks is hung on the crossbeam 1, the sling object of 0.5 ton of weight, constantly add subsequently object carrier, carry out the hoisting test of different supporting powers, until the weight of object is 1.2 tons, and record the shaking amplitude of lifting appliance in the lifting process and the winding degree (winding degree refers to this cross section along the axial displacement of y, and this displacement is called beam in the winding degree of this section) of crossbeam 1.
Experimental result and data:
The contriver is in experimentation, and the lifting appliance bearing test of record record is as shown in table 2:
 |
0.5 ton | 0.6 ton | 0.7 ton | 0.9 ton | 1.0 ton | 1.2 ton |
| Allow shaking amplitude (＜4 degree) | 0.7 degree | 1.0 degree | 1.1 degree | 1.2 degree | 1.7 degree | 1.9 degree |
| The crossbeam winding degree (＜5mm) | 0.4mm | 0.6mm | 0.8mm | 1.0mm | 1.2mm | 1.4mm |
Table 2 lifting appliance bearing test record
Above-mentioned observed data shows, the rated load of the described lifting appliance lifting of the present embodiment accessory is 1.2 tons, and safety, reliable.
The above embodiment has only expressed the specific embodiment of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model claim.Should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.
Claims (8)
1. a lifting appliance is characterized in that, comprises crossbeam, support and tackles; Described crossbeam two ends are positioned on the support, and with the support sliding block joint, described tackles is lifted on crossbeam middle part overhanging portion.
2. lifting appliance according to claim 1 is characterized in that, described crossbeam two ends are respectively equipped with the bearing-type wheel, and described support is provided with the chute that cooperates with this bearing-type wheel, and crossbeam is by this bearing-type wheel and chute connection bracket.
3. lifting appliance according to claim 2 is characterized in that, described bearing-type wheel comprises interior wheel and the foreign steamer of mutual bearing fit, and described interior the wheel with crossbeam is connected and fixed, and described foreign steamer rolls along chute, and rotates around the interior axial line of taking turns.
4. lifting appliance according to claim 1 is characterized in that, described support comprises four vertical racks and two chutes, and described chute two ends are individually fixed in a vertical rack top, two parallel being oppositely arranged of chute.
5. lifting appliance according to claim 4, it is characterized in that, described vertical rack comprises top margin, vertical supporting post and base, described base is the I shape frame that is comprised of three bases, described vertical supporting post is comprised of two pillar stiffeners that are low wide and up narrow splayed configuration layout, the lower end of described two pillar stiffeners is individually fixed in the intersection point place of base I shape frame, and the upper end is fixed on the top margin.
6. lifting appliance according to claim 4 is characterized in that, and is with bolts fixing between described chute and the vertical rack.
7. lifting appliance according to claim 1 is characterized in that, described tackles is at least a in air hoist, electric block, the bottle gouard moved by hands.
8. lifting appliance according to claim 7 is characterized in that, described bottle gouard moved by hands is lever hoist.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220423485.1U CN202729628U (en) | 2012-08-24 | 2012-08-24 | Hoisting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220423485.1U CN202729628U (en) | 2012-08-24 | 2012-08-24 | Hoisting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202729628U true CN202729628U (en) | 2013-02-13 |
Family
ID=47655350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220423485.1U Expired - Lifetime CN202729628U (en) | 2012-08-24 | 2012-08-24 | Hoisting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202729628U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104120657A (en) * | 2014-08-01 | 2014-10-29 | 中铁四局集团第二工程有限公司 | Servo-type beam surface stay cable pulling-into-hole guide device and construction method thereof |
| CN106629490A (en) * | 2015-10-28 | 2017-05-10 | 株式会社大福 | Transport vehicle |
-
2012
- 2012-08-24 CN CN201220423485.1U patent/CN202729628U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104120657A (en) * | 2014-08-01 | 2014-10-29 | 中铁四局集团第二工程有限公司 | Servo-type beam surface stay cable pulling-into-hole guide device and construction method thereof |
| CN104120657B (en) * | 2014-08-01 | 2016-03-02 | 中国铁路总公司 | Follow-up type beam surface stay cable guy cable manhole guide device and construction method |
| CN106629490A (en) * | 2015-10-28 | 2017-05-10 | 株式会社大福 | Transport vehicle |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102530736B (en) | The on-the-spot crane-car of a kind of power transformation engineering | |
| CN103762520A (en) | Electric mobile platform for bypass work of 10 KV distribution line | |
| CN202298606U (en) | Descending frame for mounting reinforcement cage of pile foundation | |
| CN101920920A (en) | Movable small mould lifting machine | |
| CN202729628U (en) | Hoisting device | |
| CN201737616U (en) | Double-lifting pole | |
| CN201793330U (en) | Gantry hanger frame device | |
| CN202142796U (en) | Novel transformer platform | |
| CN204558922U (en) | A kind of hoisting structure of power distribution cabinet | |
| CN207375272U (en) | For rail pipeline and the steel rail translation system of the small spacer conditions of terrace | |
| CN212450343U (en) | Auxiliary device for equipment installation in subway substation | |
| CN207671561U (en) | A kind of frame type capacitive device group quick replacement device | |
| CN202282565U (en) | Overhauling rack | |
| CN211198407U (en) | Small-size equipment lifting device for reconstruction and extension construction in operation transformer substation | |
| CN203855897U (en) | Crossing type multifunctional cantilever outer anti-collision wall mounting and moving device | |
| CN207426440U (en) | A kind of fixed low-voltage distribution cabinet | |
| CN202949163U (en) | Maintenance platform for tubular busbar post insulator | |
| CN209838270U (en) | Movable folding cable gap bridge | |
| CN203187338U (en) | Movable hoisting maintenance device | |
| CN206620023U (en) | Motor pole dismantling device | |
| CN202906291U (en) | Operation rope ladder hanging equipment | |
| CN202001730U (en) | Wagon top sliding hydraulic bracket for passing of high-voltage cable | |
| CN202038808U (en) | Adjustable hoisting flange plate frame | |
| CN219117035U (en) | Cargo lifting tower capable of walking | |
| CN203334757U (en) | Support type cable platform |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130213 |
|
| CX01 | Expiry of patent term |