CN206429182U - A kind of hot line maintenance folding ladder - Google Patents

A kind of hot line maintenance folding ladder Download PDF

Info

Publication number
CN206429182U
CN206429182U CN201621295890.4U CN201621295890U CN206429182U CN 206429182 U CN206429182 U CN 206429182U CN 201621295890 U CN201621295890 U CN 201621295890U CN 206429182 U CN206429182 U CN 206429182U
Authority
CN
China
Prior art keywords
connector
ladder
vertical
hot line
line maintenance
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
Application number
CN201621295890.4U
Other languages
Chinese (zh)
Inventor
邵九
康宇斌
许建清
马骏
高育新
耿昌峰
王德海
李冰然
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
National Grid Jiangsu Electric Power Co Skills Training Center
State Grid Corp of China SGCC
Maintenance Branch of State Grid Jiangsu Electric Power Co Ltd
Original Assignee
National Grid Jiangsu Electric Power Co Skills Training Center
State Grid Corp of China SGCC
Maintenance Branch of State Grid Jiangsu Electric Power Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by National Grid Jiangsu Electric Power Co Skills Training Center, State Grid Corp of China SGCC, Maintenance Branch of State Grid Jiangsu Electric Power Co Ltd filed Critical National Grid Jiangsu Electric Power Co Skills Training Center
Priority to CN201621295890.4U priority Critical patent/CN206429182U/en
Application granted granted Critical
Publication of CN206429182U publication Critical patent/CN206429182U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model provides a kind of hot line maintenance folding ladder, including horizontal ladder, vertical ladder and hanging hook assembly, the horizontal ladder is connected by the attachment means of its end with described vertical terraced one end, when using, the horizontal ladder is folded into an angle of 90 degrees with the vertical ladder, and the vertical terraced other end is connected with the hanging hook assembly;The horizontal ladder includes several horizontal ladder units, and the horizontal ladder unit is connected by connector one, and the vertical ladder includes several vertical terraced units, and the vertical terraced unit is connected by connector two.

Description

A kind of hot line maintenance folding ladder
Technical field
The utility model is related to a kind of hot line maintenance folding ladder, belongs to circuit on power system construction, maintenance Technical field.
Background technology
Various defects occur in transmission line of electricity after load carrying for a period of time, often, to ensure user's Continued power, tends not to power failure and operates a switch overhauled, especially 220kV and above transmission line of electricity are unlikely at will operated a switch and stopped Electricity.To eliminate line defct in time, it is ensured that the healthy and stable operation of transmission line of electricity, just it must take into consideration with livewire work scarce to handle Fall into.
The live line tool on conventional electrical power lines road comparative maturity, but the live line tool of compact transmission line Compare shortage, compact transmission line is passed in and out with conventional tool, will be unable to meet combinational gap as defined in safety this important skill Art index.
Traditional hard ladder can not be folded, and operating personnel can only pass in and out electric field along straight line, for compact transmission line, use this The mode of individual sample passes in and out the demand that electric field can not meet combinational gap.The utility model can be folded, and can be according to different shaft towers Structure adjusts ladder length, electric field is passed in and out in different ways, the requirement of combinational gap can be met to greatest extent.
Utility model content
There is provided a kind of transmission line of electricity band in order to solve drawbacks described above present in prior art and deficiency for the utility model Electric operation folding ladder, the ladder can not only be folded, and can adjust the length of ladder according to the mechanism of different shaft towers, Enter electric field in different ways to meet operating personnel.
In order to solve the above technical problems, the utility model provides a kind of hot line maintenance folding ladder, including water Flat ladder, vertical ladder and hanging hook assembly, the horizontal ladder are connected with described vertical terraced one end by the attachment means of its end, used When, the horizontal ladder is folded into an angle of 90 degrees with the vertical ladder, and the vertical terraced other end is connected with the hanging hook assembly;Institute Stating horizontal ladder includes several horizontal ladder units, and the horizontal ladder unit is connected by connector one, if the vertical ladder includes Dry vertical terraced unit, the vertical terraced unit is connected by connector two.
Further, the attachment means include integrally formed connector one, changeover portion and connector two, the connector One is connected by the external screw thread of one end with the coupling nut of horizontal ladder end, and the one end of the connector two is hinged on described The side edge of vertical ladder end;The other end of the other end of the connector one and the connector two passes through changeover portion phase Connect, and the connector one and connector two be arranged in parallel, are connected with changeover portion into angle.
Further, the connector one includes contiguous block and connecting plate, and the contiguous block passes through fixing bolt and the water The support column of flat ladder unit is connected, and the connecting plate is 2 pieces, is relatively fixed at the contiguous block both sides of the edge, 2 pieces of companies The matching size of connector three of the spacing of fishplate bar with being arranged on horizontal ladder unit supports column end, and connecting plate and the connection First three are connected by fixing bolt.
Further, the connector two includes being arranged on the groove of vertical terraced unit centre column end and is arranged on another The projection of column end in the middle of vertical ladder unit, 2 vertical terraced units are engaged by groove and projection, and are connected with fixing bolt Connect.
Further, the hanging hook assembly includes connector four, hook and pulley, and the hook is fixed on by connector four The vertical terraced end, the pulley is arranged in the hook by rotating shaft.
Further, the free end of the hook is provided with baffle plate, and connection end is provided with buckle, and the panel hinge is in the hook Free end.
Further, the hanging hook assembly also includes standby connector, and the standby connector includes being arranged on connector four Connector five on the wall of side, the connector five is connected by connecting rod with buckle, and the connecting rod includes vertical with rotating shaft Bar one and the bar two for connecting rod one and connector five, the bar two are set with the bar one into angle.
Further, the horizontal ladder unit includes the cross bar of the support column be arrangeding in parallel and connection support column.
Further, the vertical terraced unit includes intermediolateral column and is arranged on the pole-climbing of intermediolateral column both sides, the end of the pole-climbing Portion passes through intermediolateral column.
Further, the end of the pole-climbing is provided with anti-slip rubber set.
The advantageous effects that the utility model is reached:A kind of hot line maintenance that the utility model is provided is used Folding ladder, the ladder can not only be folded, and the length of ladder can be adjusted according to the mechanism of different shaft towers, to meet work Industry personnel enter electric field in different ways, and the requirement of combinational gap, especially compact transmission line can be met to greatest extent.
Brief description of the drawings
Fig. 1 the utility model structural representations;
Fig. 2 the utility model right side regards schematic diagram;
The attachment means structural representation of Fig. 3 the utility model;
The structural representation of connector one of Fig. 4 the utility model;
The structural representation of connector two of Fig. 5 the utility model;
The hanging hook assembly structural representation of Fig. 6 the utility model figures.
Wherein:1 horizontal ladder;2 vertical ladders;3 hanging hook assemblies;4 attachment means;11 contiguous blocks;12 connecting plates;13 fix spiral shell Bolt;21 grooves;22 is raised;31 connectors four;32 hooks;33 pulleys;34 rotating shafts;35 baffle plates;36 buckles;37 connectors five;38 Bar one;39 bars two;41 connectors one;42 changeover portions;43 connectors two;44 coupling nuts.
Embodiment
The utility model is further described below in conjunction with the accompanying drawings.Following examples are only used for clearly illustrating this The technical scheme of utility model, and can not be limited the scope of the invention with this.
As shown in figures 1 to 6, the utility model provides a kind of hot line maintenance folding ladder, including horizontal ladder 1, hangs down Vertical ladder 2 and hanging hook assembly 3, the horizontal ladder 1 are connected by the attachment means 4 of its end with described vertical terraced 2 one end, are used When, the horizontal ladder 1 is folded into an angle of 90 degrees, vertical terraced 2 other end and the phase of hanging hook assembly 3 with described vertical terraced 2 Even;The horizontal ladder 1 includes several horizontal ladder units, and the horizontal ladder unit is connected by connector one, and described vertical terraced 2 Including several vertical terraced units, the vertical terraced unit is connected by connector two.During operation, folding ladder is first hung over into middle phase On wire, hook is then pushed into correct position, while horizontal ladder and vertical ladder are consolidated into 90 degree of angles, and by horizontal ladder end It is scheduled on shaft tower.Operating personnel is first moved to vertical ladder along horizontal ladder, then enters field operation by vertical ladder, to meet work Industry personnel enter electric field in different ways.In addition, the horizontal ladder of the folding ladder and vertical ladder can enter according to actual needs Row adjustment length, it is easy to use.
The attachment means include integrally formed connector 1, changeover portion 42 and connector 2 43, the connector One 41 are connected by the external screw thread of one end with the coupling nut 44 of horizontal ladder end, and the one end of the connector 2 43 is hinged Side edge in vertical terraced 2 end;The other end of the other end of the connector 1 and the connector 2 43 It is connected by changeover portion 42, and the connector 1 and connector 2 43 be arranged in parallel, are connected with changeover portion 42 into angle.
The connector one includes contiguous block 11 and connecting plate 12, and the contiguous block 11 passes through fixing bolt 13 and the water The support column of flat ladder unit is connected, and the connecting plate 12 is 2 pieces, is relatively fixed at the both sides of the edge of contiguous block 11,2 pieces of institutes State the spacing of connecting plate 12 and be arranged on horizontal ladder unit supports column end connector three matching size, and connecting plate 12 with The connector three is connected by fixing bolt.
The groove 21 that the connector two includes being arranged on column end in the middle of vertical terraced unit is vertical with another is arranged on The vertical terraced unit of the projection of column end 22,2 is engaged by groove 21 and projection 22 in the middle of terraced unit, and is connected with fixing bolt Connect.
The hanging hook assembly 3 includes connector 4 31, hook 32 and pulley 33, and the hook 32 is solid by connector 4 31 Vertical terraced 2 end is scheduled on, the pulley 33 is arranged in the hook 32 by rotating shaft 34;, the freedom of the hook 32 End is provided with baffle plate 35, and connection end is provided with buckle 36, and the baffle plate 35 is hinged on the free end of the hook 32;The hanging hook assembly 3 also include standby connector, and the standby connector includes the connector 5 37 being arranged on the side wall of connector 4 31, the company Joint 5 37 is connected by connecting rod with buckle 36, the connecting rod include the bar one 38 and connecting rod one 38 vertical with rotating shaft with The bar 2 39 of connector 5 37, the bar 2 39 is set with described 38 one-tenth angles of bar 1.
Wherein, the horizontal ladder 1 is different with vertical terraced 2 construction, and the horizontal ladder unit includes what is be arranged in parallel The cross bar of support column and connection support column, vertical ladder unit includes intermediolateral column and is arranged on the pole-climbing of intermediolateral column both sides described in two, This design can mitigate the oeverall quality of ladder, and the end of the pole-climbing passes through intermediolateral column, and the part passed through can be as operation Handrail during personnel's cat ladder, the end of the pole-climbing is provided with anti-slip rubber set.
Described above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art For member, without departing from the technical principles of the invention, some improvement and deformation can also be made, these improve and deformed Also it should be regarded as protection scope of the present invention.

Claims (10)

1. a kind of hot line maintenance folding ladder, it is characterised in that:Including horizontal ladder, vertical ladder and hanging hook assembly, institute Horizontal ladder is stated by the attachment means of its end with described vertical terraced one end to be connected, in use, the horizontal ladder with it is described vertical Ladder is folded into an angle of 90 degrees, and the vertical terraced other end is connected with the hanging hook assembly;The horizontal ladder includes several levels Terraced unit, the horizontal ladder unit is connected by connector one, and the vertical ladder includes several vertical terraced units, described vertical Terraced unit is connected by connector two.
2. hot line maintenance folding ladder according to claim 1, it is characterised in that:The attachment means include Integrally formed connector one, changeover portion and connector two, external screw thread and horizontal ladder end of the connector one by one end The coupling nut in portion is connected, and the one end of the connector two is hinged on the side edge of the vertical terraced end;The company The other end of joint one is connected with the other end of the connector two by changeover portion, and the connector one and connector two are flat Row is set, and is connected with changeover portion into angle.
3. hot line maintenance folding ladder according to claim 1, it is characterised in that:The connector one includes Contiguous block and connecting plate, the contiguous block are connected by fixing bolt with the support column of the horizontal ladder unit, the connecting plate For 2 pieces, it is relatively fixed at the contiguous block both sides of the edge, the spacing of 2 pieces of connecting plates is with being arranged on horizontal ladder unit branch The matching size of the connector three of dagger end, and connecting plate is connected with the connector three by fixing bolt.
4. hot line maintenance folding ladder according to claim 1, it is characterised in that:The connector two includes It is arranged on the groove of column end and the projection for being arranged on column end in the middle of another vertical terraced unit, 2 in the middle of vertical terraced unit Vertical ladder unit is engaged by groove and projection, and is connected with fixing bolt.
5. hot line maintenance folding ladder according to claim 1, it is characterised in that:The hanging hook assembly includes Connector four, hook and pulley, the hook are fixed on the vertical terraced end by connector four, and the pulley passes through rotating shaft It is arranged in the hook.
6. hot line maintenance folding ladder according to claim 5, it is characterised in that:The free end of the hook Provided with baffle plate, connection end is provided with buckle, and the panel hinge is in the free end of the hook.
7. hot line maintenance folding ladder according to claim 5, it is characterised in that:The hanging hook assembly is also wrapped Standby connector is included, the standby connector includes the connector five being arranged on the side wall of connector four, and the connector five leads to Cross connecting rod with buckle to be connected, the connecting rod is including the bar one vertical with rotating shaft and for connecting rod one and the bar of connector five Two, the bar two is set with the bar one into angle.
8. the hot line maintenance folding ladder according to claim any one of 1-7, it is characterised in that:The level Terraced unit includes the cross bar of the support column be arrangeding in parallel and connection support column.
9. the hot line maintenance folding ladder according to claim any one of 1-7, it is characterised in that:It is described vertical Terraced unit includes intermediolateral column and is arranged on the pole-climbing of intermediolateral column both sides, and the end of the pole-climbing passes through intermediolateral column.
10. hot line maintenance folding ladder according to claim 9, it is characterised in that:The end of the pole-climbing Provided with anti-slip rubber set.
CN201621295890.4U 2016-11-29 2016-11-29 A kind of hot line maintenance folding ladder Expired - Fee Related CN206429182U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621295890.4U CN206429182U (en) 2016-11-29 2016-11-29 A kind of hot line maintenance folding ladder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621295890.4U CN206429182U (en) 2016-11-29 2016-11-29 A kind of hot line maintenance folding ladder

Publications (1)

Publication Number Publication Date
CN206429182U true CN206429182U (en) 2017-08-22

Family

ID=59588698

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201621295890.4U Expired - Fee Related CN206429182U (en) 2016-11-29 2016-11-29 A kind of hot line maintenance folding ladder

Country Status (1)

Country Link
CN (1) CN206429182U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106639854A (en) * 2016-11-29 2017-05-10 国家电网公司 Folding ladder for live-line working on power transmission line

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106639854A (en) * 2016-11-29 2017-05-10 国家电网公司 Folding ladder for live-line working on power transmission line

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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: 20170822

Termination date: 20191129