CN207795039U - A kind of herringbone maintenance ladder with pulley gear - Google Patents
A kind of herringbone maintenance ladder with pulley gear Download PDFInfo
- Publication number
- CN207795039U CN207795039U CN201820060988.4U CN201820060988U CN207795039U CN 207795039 U CN207795039 U CN 207795039U CN 201820060988 U CN201820060988 U CN 201820060988U CN 207795039 U CN207795039 U CN 207795039U
- Authority
- CN
- China
- Prior art keywords
- pulley
- ladder
- herringbone
- mandril
- pulley spindle
- 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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Abstract
The utility model belongs to electric power tool technical field, specifically, it is related to a kind of herringbone maintenance ladder with pulley gear, including two ladders, the top of ladder is hinged by mandril, ladder can be rotated around mandril, the mandril is cylinder, and ladder includes two upright bars and multiple pedals for connecting upright pole, and pulley spindle is installed in cylinder, pulley is installed on pulley spindle, is additionally provided on pulley spindle for limiting the spacing ring for changing the upper rope of wheel and falling off.The utility model is simple in structure, easy to implement, pacifies pulley spindle in the mandril of herringbone maintenance ladder, pulley is installed on pulley spindle, it is wound with hoisting line on pulley, is used for hoisting tool or parts, is arranged on pedal fluted, can be effectively anti-skidding, improve the safety used.Limit rope or anti-abseiling are connected between two ladders of double ladder, are prevented ladder angular separation from spending and are improved the safety that double ladder uses greatly.
Description
Technical field
The utility model belongs to electric power tool technical field, is examined in particular to a kind of herringbone with pulley gear
Repair ladder.
Background technology
With the development of society, electric power is led as the indispensable clean energy resource of social life and economic life in power supply
Domain needs often to overhaul cable, in electric power overhaul, it is often necessary to the aerial cable or electricity positioned at higher position
Power equipment is overhauled, and overhauls general use and maintenance ladder, in maintenance, the tool for being frequently encountered carrying is not right, or carries
Accessory mismatch, encounter this problem maintenance worker needed to climb up and climb down, consume maintenance worker's muscle power and do not say, also significantly
Affect the efficiency of service work；In addition, in maintenance, maintenance worker needs to carry a large amount of tool or amount accessory, existing
Method is that maintenance worker itself bears, this also considerably increases the burden of maintenance worker, be unfavorable for maintenance worker's service work and
Reduce overhaul efficiency.
Utility model content
The main purpose of the utility model is to provide a kind of herringbone maintenance ladders with pulley gear, to solve existing skill
Maintenance worker present in art needs to carry a large amount of tool or amount accessory, considerably increases the burden of maintenance worker, is unfavorable for
Maintenance worker's service work and the problem of reduce overhaul efficiency.
To achieve the goals above, the utility model provides a kind of herringbone maintenance ladder with pulley gear, including two
The top of a ladder, ladder is hinged by mandril, and ladder can be rotated around mandril, and the mandril is cylinder, and ladder includes two
A upright bar and multiple pedals for connecting upright pole, pulley spindle is installed in the cylinder, cunning is equipped on pulley spindle
It takes turns, is additionally provided on pulley spindle for limiting the spacing ring for changing the upper rope of wheel and falling off.
The herringbone maintenance ladder with hoisting apparatus, the spacing ring are fixedly installed on pulley spindle.
The herringbone maintenance ladder with hoisting apparatus, is arranged locking system between the pulley and pulley spindle.
The herringbone maintenance ladder with pulley gear, the pedal upper surface are provided with certain amount groove.
The utility model has the beneficial effects that：The utility model is simple in structure, easy to implement, in the mandril of herringbone maintenance ladder
Interior peace pulley spindle installs pulley on pulley spindle, hoisting line is wound on pulley, is used for hoisting tool or parts, on pedal
Be arranged it is fluted, can be effectively anti-skidding, improve the safety used.Pulley is detachably arranged on pulley spindle, is not had to
When capstan winch is removed, facilitate double ladder to transport.Limit rope or anti-abseiling are connected between two ladders of double ladder, are prevented
Ladder angular separation is spent and improves the safety that double ladder uses greatly.Locking system is provided between pulley and pulley spindle, it can
Fixed pulley.
Description of the drawings
The Figure of description for constituting the part of the utility model is used to provide a further understanding of the present invention, this
The illustrative embodiments and their description of utility model do not constitute the improper limit to the utility model for explaining the utility model
It is fixed.In the accompanying drawings：
Fig. 1 is the utility model positive structure schematic；
Fig. 2 is the utility model side structure schematic diagram；
In figure, 1 is pulley, and 2 be spacing ring, and 3 be mandril, and 4 be pulley spindle, and 5 be pedal, and 6 be upright bar.
Specific implementation mode
In order to make those skilled in the art better understand the technical solutions in the application, below in conjunction with the application reality
The attached drawing in example is applied, technical solutions in the embodiments of the present application is clearly and completely described, it is clear that described implementation
Example is merely a part but not all of the embodiments of the present application.Based on the embodiment in the application, this field is common
The every other embodiment that technical staff is obtained without making creative work should all belong to the application protection
Range.
It should be noted that term " first " in the specification and claims of the utility model and above-mentioned attached drawing,
" second " etc. is for distinguishing similar object, without being used to describe specific sequence or precedence.It should be appreciated that in this way
The term used can be interchanged in the appropriate case, so as to the embodiments of the present invention described herein.In addition, term " packet
Include " and " having " and their any deformation, it is intended that cover it is non-exclusive include, for example, containing series of steps
Or process, method, system, product or the equipment of unit those of are not necessarily limited to clearly to list step or unit, but can wrap
It includes not listing clearly or for these processes, method, product or equipment intrinsic other steps or unit.
Embodiment 1：In conjunction with Fig. 1-Fig. 2, a kind of herringbone maintenance ladder with pulley gear, including two ladders, ladder
Top is hinged by mandril, and ladder includes two parallel upright bars, treadle is connected between two upright bars, at the top of upright bar
It is provided with lantern ring, lantern ring is sleeved on mandril, and lantern ring can be rotated around mandril；It is connected with limit rope between two ladders, is used
It is separately excessive in two ladders of limitation, cause danger.Mandril is cylinder, is installed with pulley spindle in vivo, is installed on pulley spindle
There is pulley, is additionally provided on pulley spindle for limiting the spacing ring for changing the upper rope of wheel and falling off.
Preferably, spacing ring is fixedly installed on pulley spindle, and spacing ring is gate or semicircle.
Preferably, locking system is set between pulley and pulley spindle, and locking system is spacer pin, and spacer pin is inserted into pulley
Indentation, there on the notch and pulley spindle of inner circle, locking pulley rotation.
Preferably, pedal upper surface is provided with certain amount groove, and groove is for anti-skidding.
The application is described in detail above, it is used herein can principle and embodiment party of the specific case to the application
Formula is expounded, the description of the example is only used to help understand the method for the present application and its core ideas, meanwhile, it is right
In those of ordinary skill in the art, according to the thought of the application, change is had in specific embodiments and applications
Place, in conclusion the contents of this specification should not be construed as limiting the present application.
Claims (4)
1. the top of a kind of herringbone maintenance ladder with pulley gear, including two ladders, ladder is hinged by mandril, ladder energy
Enough to be rotated around mandril, the mandril is cylinder, and ladder includes two upright bars and multiple pedals for connecting upright pole, feature
It is：It is installed with pulley spindle in the cylinder, pulley is installed on pulley spindle, is additionally provided on pulley spindle for limiting
Change the spacing ring that the upper rope of wheel falls off.
2. the herringbone maintenance ladder according to claim 1 with pulley gear, it is characterised in that：The spacing ring is fixed
On pulley spindle.
3. the herringbone maintenance ladder according to claim 1 with pulley gear, it is characterised in that：The pulley and pulley spindle
Between locking system is set.
4. the herringbone maintenance ladder according to claim 1 with pulley gear, it is characterised in that：The pedal upper surface is set
It is equipped with certain amount groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820060988.4U CN207795039U (en) | 2018-01-15 | 2018-01-15 | A kind of herringbone maintenance ladder with pulley gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820060988.4U CN207795039U (en) | 2018-01-15 | 2018-01-15 | A kind of herringbone maintenance ladder with pulley gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207795039U true CN207795039U (en) | 2018-08-31 |
Family
ID=63271776
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820060988.4U Expired - Fee Related CN207795039U (en) | 2018-01-15 | 2018-01-15 | A kind of herringbone maintenance ladder with pulley gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207795039U (en) |
-
2018
- 2018-01-15 CN CN201820060988.4U patent/CN207795039U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180831 Termination date: 20200115 |