CN112360327B

CN112360327B - Auxiliary system for transformer substation maintenance

Info

Publication number: CN112360327B
Application number: CN202011272144.4A
Authority: CN
Inventors: 王智勇; 王圣巧; 孙尉
Original assignee: Jiangsu Qiaotian Technology Co ltd
Current assignee: Jiangsu Qiaotian Technology Co ltd
Priority date: 2020-11-14
Filing date: 2020-11-14
Publication date: 2022-07-12
Anticipated expiration: 2040-11-14
Also published as: CN112360327A

Abstract

The utility model belongs to the technical field of electric power overhaul equipment and specifically relates to an auxiliary system for transformer substation overhauls is related to, and it includes two main ladders of top articulated each other, and sliding connection has the extension ladder that highly is higher than main ladder on two main ladders respectively, and the top of two extension ladders is articulated each other, and the bottom and the main ladder of two extension ladders rotate to be connected, still is equipped with the coupling assembling of two extension ladder intervals between two extension ladders. The problem of supplementary ladder more stable and highly can reduce at the increase angle is solved, this application has the higher effect of the practicality that makes supplementary ladder.

Description

Auxiliary system for transformer substation maintenance

Technical Field

The application relates to the field of electric power overhaul equipment, in particular to an auxiliary system for transformer substation overhaul.

Background

In the process of overhauling the power equipment, the auxiliary ladder needs to be used for ascending, and higher power equipment is overhauled.

Chinese utility model patent with a correlation technique bulletin number CN205778482U discloses an electric power overhauls uses folding ladder, including two ladder framves, the one end of two ladder framves is articulated to be connected, is located to be provided with the step bar on the ladder frame, and the step bar sets up a plurality ofly along the length direction interval of ladder frame, and the hinged end position department of neighbouring ladder frame still is provided with the bracing piece, and the one end of bracing piece is articulated with the ladder frame and the articulated shaft is parallel with the articulated shaft that holds in the palm the fagging, and the other end of bracing piece constitutes detachable the connection with the side that holds in the palm the fagging.

When in use, the two shelf bodies are unfolded and rotated to a certain angle and fixed through the supporting rod.

To the correlation technique among the above-mentioned, the inventor thinks at the in-process that supplementary ladder used, often need place supplementary ladder in the ground of frustration or slope, need adjust the contained angle grow between supplementary ladder two parts to make supplementary ladder more stable, when two examine supplementary gradient grow, highly can reducing of supplementary ladder reduces the practicality of supplementary ladder.

Disclosure of Invention

In order to make the utility of the auxiliary ladder higher, this application provides the auxiliary system who is used for the transformer substation to overhaul.

The auxiliary system for transformer substation maintenance provided by the application adopts the following technical scheme:

the utility model provides an auxiliary system for transformer substation overhauls, includes two main ladders of top articulated each other, and sliding connection has the extension ladder that highly is higher than main ladder respectively on two main ladders, and the top of two extension ladders is articulated each other, and the bottom and the main ladder of two extension ladders rotate to be connected, still are equipped with the coupling assembling of two extension ladder intervals fixings between two extension ladders.

Through adopting above-mentioned technical scheme, it is articulated between two main ladders, sliding connection has the extension ladder section in the main ladder section, coupling assembling is fixed with the interval between two extension ladder sections, when the angle between two main ladders changes, the extension ladder section slides along main ladder section, when the contained angle grow between two main ladder sections, the extension ladder section upwards slides and the contained angle diminishes, the high increase of extension ladder section, contained angle grow makes two main ladder sections more stable of standing between the main ladder section, and simultaneously, the height that has increased whole auxiliary system through the height of extension ladder section.

Optionally, the main ladder section includes two parallel arrangement's of each other mobile jib, is equipped with a plurality of equidistant and parallel pedal pole of each other between two mobile jibs, and the outer wall of every mobile jib has cup jointed along the gliding sleeve of montant, the extension ladder section includes two parallel bracing pieces of each other, the bottom of bracing piece with the sleeve is articulated, coupling assembling's both ends and the muffjoint that sets up respectively on two main ladder sections, coupling assembling is located one side of running-board.

Through adopting above-mentioned technical scheme, when adjusting the contained angle between two main ladders, the sleeve slides along the mobile jib to drive the contained angle between two extension ladders and diminish, make the telescopic distance that lies in respectively on two main ladders unchangeable through coupling assembling, when the sleeve slides along the mobile jib, take place relative rotation between sleeve and the bracing piece.

Optionally, an opening is formed in the sleeve, and the width of the opening is not less than the width of the pedal rod.

Through adopting above-mentioned technical scheme, when the sleeve slided along the mobile jib, because be equipped with the opening on the sleeve, when the sleeve passed through pedal pole, pedal pole passed through on from telescopic opening, made telescopic moving range not receive pedal pole's restriction.

Optionally, the connecting assembly comprises two connecting rods, one ends of the two connecting rods, which are far away from each other, are hinged to the sleeves respectively arranged on the two main ladder sections, and one ends of the two connecting rods, which are close to each other, are detachably connected.

Through adopting above-mentioned technical scheme, when needs accomodate the auxiliary system model, dismantle between two connecting rods to on rotating the connecting rod to the position that is parallel to each other with the mobile jib, rotate two main ladders again, make two main ladders fold, fold and accomodate auxiliary system.

Optionally, one of the connecting components is provided with a plurality of adjusting holes distributed along the length direction of the connecting rod.

Through adopting above-mentioned technical scheme, a plurality of regulation holes can make two connecting rods fix on the regulation hole of difference, through being connected with the regulation hole of difference, the interval of the one end that two connecting rods kept away from each other is adjustable to can adjust the contained angle between two extension ladders, when the contained angle between two extension ladders reduces, the vertical height that prolongs the ladder becomes high.

Optionally, the bottom end of the main ladder section is further connected with an extension assembly in sliding connection with the main ladder section.

Through adopting above-mentioned technical scheme, the extension subassembly is further prolongs main bench, highly adjusts main bench, and altitude mixture control is more nimble when making auxiliary system use, aspect staff's use.

Optionally, the extension subassembly include with mobile jib sliding connection's locating lever and dwang, the top of dwang is rotated with the bottom of locating lever and is connected, is equipped with the stiffener with the rigidity of locating lever and dwang on the lateral wall of locating lever, the stiffener other end and dwang joint, are equipped with the mounting with locating lever rigidity on the locating lever.

Through adopting above-mentioned technical scheme, when needs extension subassembly extends the locating lever, slide locating lever and dwang from the mobile jib and take out, rotate the dwang, make the dwang rotate the horizontality, the bottom surface of dwang and the bottom surface butt of placing auxiliary system, rotate the stiffener, support between locating lever and the dwang through the stiffener, make the relative position of dwang and stiffener fixed, and use the mounting to the rigidity of locating lever, extend the length of locating lever through the locating lever that stretches out in the mobile jib on the one hand, on the other hand makes main ladder section stand the more stable of placing through the area of contact of rotating lever between strengthening bottom surface and the main ladder section.

Optionally, the fixing element is a reinforcing bolt penetrating between the two positioning rods parallel to each other.

Through adopting above-mentioned technical scheme, set up reinforcing bolt between the locating lever, reinforcing bolt carries out the reinforced connection with two locating levers that are parallel to each other, and the location is more stable when making two locating levers extend main bench.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the two main ladder sections are hinged, the extension ladder sections are connected to the main ladder sections in a sliding mode, the distance between the two extension ladder sections is fixed through the connecting assembly, when the angle between the two main ladder sections changes, the extension ladder sections slide along the main ladder sections, when the included angle between the two main ladder sections becomes large, the extension ladder sections slide upwards, the included angle becomes small, the height of the extension ladder sections is increased, the included angle between the main ladder sections becomes large, so that the two main ladder sections stand more stably, and meanwhile, the height of the whole auxiliary system is increased through the height increase of the extension ladder sections;

2. when needs extension subassembly extends the locating lever, slide locating lever and dwang from the mobile jib and take out, rotate the dwang, make the dwang rotate the horizontality, the bottom surface of dwang and the bottom surface butt of placing auxiliary system, rotate the stiffener, support between locating lever and the dwang through the stiffener, make the relative position of dwang and stiffener fixed, and use the mounting to the rigidity of locating lever, on the one hand, extend the length of locating lever through the locating lever that stretches out in the mobile jib, on the other hand makes main ladder section stand the more stable of placing through the area of contact of stiffener between strengthening bottom surface and the main ladder section.

Drawings

FIG. 1 is a schematic diagram showing the overall structure of an auxiliary system in the embodiment.

FIG. 2 is a schematic diagram of the angle change of the auxiliary system in the embodiment.

Fig. 3 is a schematic structural view of the auxiliary ladder and the sleeve in the embodiment.

FIG. 4 is a schematic diagram of the structure of the extension assembly and the stem in the embodiment.

Fig. 5 is a schematic structural diagram of the main rod and the limiting plate in the embodiment.

Description of reference numerals: 1. a main ladder section; 11. a main rod; 111. mounting grooves; 112. positioning a groove; 12. a foot lever; 2. extending the bench; 21. a support bar; 22. a horizontal bar; 23. a sleeve; 231. an opening; 3. a connection assembly; 31. a connecting rod; 311. an adjustment hole; 4. an extension assembly; 41. positioning a rod; 42. rotating the rod; 421. a clamping groove; 422. positioning the projection; 43. a reinforcing bar; 44. reinforcing the bolt; 5. a fixed shaft; 51. and a limiting plate.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses an auxiliary system for transformer substation maintenance. Referring to fig. 1 and 2, the auxiliary system comprises two identical and symmetrically arranged main ladder sections 1, wherein the top ends of the two main ladder sections 1 are hinged with each other, and the two main ladder sections 1 can be mutually rotatably folded. Each main ladder section 1 comprises two main rods 11 which are parallel to each other, a plurality of foot bars 12 which are equidistant and parallel to each other are arranged between the two main rods 11, the foot bars 12 are perpendicular to the main rods 11, and the foot bars 12 are horizontally arranged. An extension ladder is installed above the two main ladder sections 1 and is connected with the main rods 11 in a sliding manner.

The extension ladder includes that two symmetries set up extension bench 2, and two extension bench 2 set up the one side of keeping away from each other at two main bench 1 respectively, and the top of two extension bench 2 is articulated mutually, and every extension bench 2 includes two bracing pieces 21 that are parallel to each other. Every extension bench 2 still includes the horizon bar 22 of three equidistant settings, and horizon bar 22 and bracing piece 21 mutually perpendicular, and horizon bar 22 tramples when supplying the staff to ascend a height.

Referring to fig. 2 and 3, a sleeve 23 is hinged to the bottom end of each support rod 21, the sleeve 23 is sleeved on the outer wall of the main rod 11 and is connected with the main rod 11 in a sliding manner, an opening 231 is further arranged on one side of each sleeve 23 close to the pedal rod 12, the width of the opening 231 is not smaller than that of the pedal rod 12, and when the sleeve 23 slides along the axial direction of the main rod 11, the pedal rod 12 does not affect the sliding of the sleeve 23. Still be provided with two coupling assembling 3 between two extension bench 2, the both ends of two coupling assembling 3 are connected with the sleeve 23 of two extension bench 2 respectively, and coupling assembling 3 connects two extension bench 2 to make the distance of two extension bench 2 bottoms fixed, two coupling assembling 3 set up the both sides at main bench 1 respectively.

When it is more stable that auxiliary system makes the auxiliary body system place to adjust as needs, with the distance increase of 1 bottom in two main bench, the contained angle increase between two main bench 1, the triangle-shaped that forms between messenger's main bench 1 and the ground is more stable, simultaneously, because interval between two pairs of bracing pieces 21 does not change, along with the contained angle increase of main bench 1, bracing piece 21 upwards slides along mobile jib 11, stand on more stable basis at auxiliary system, make auxiliary system's height increase.

The connecting assembly 3 comprises two connecting rods 31, one ends of the two connecting rods 31, which are far away from each other, are rotatably connected with the two sleeves 23, one of the connecting rods 31 is sleeved with the other connecting rod 31, when the auxiliary system needs to be used, the two connecting rods 31 are rotated to the horizontal position, and the two connecting rods 31 are fixed through bolts.

Be provided with a plurality of regulation holes 311 that distribute along connecting rod 31 length direction on one of them connecting rod 31, thereby through the length of adjusting connecting rod 31 with the bolt fastening in the regulation hole 311 of difference, through the length of adjusting connecting rod 31, adjust the contained angle that extends ladder both sides bracing piece 21 to adjust the height of extension ladder along vertical direction.

Referring to fig. 4 and 5, the bottom end of the main ladder section 1 is further connected with an extension assembly 4, and the extension assembly 4 can further extend the length of the main ladder section 1, so that the use height of the main ladder section 1 is more flexible.

Be equipped with mounting groove 111 on the lateral wall of mobile jib 11, mounting groove 111 extends along the axis direction of mobile jib 11, and the bottom of mobile jib 11 is run through to the one end of mounting groove 111, and still the intercommunication has constant head tank 112 in the position that mounting groove 111 is close to mobile jib 11 global, and constant head tank 112 is parallel to each other with mounting groove 111, and the length with mounting groove 111 is the same.

The extension assembly 4 comprises a positioning rod 41 and a rotating rod 42 which are inserted in the mounting groove 111 in a sliding mode, and the rotating rod 42 is rotatably connected to the bottom end of the positioning rod 41. The side wall of the positioning rod 41 close to the positioning groove 112 is also hinged with a reinforcing rod 43, one end of the reinforcing rod 43 far away from the positioning rod 41 is a free end, and one end of the reinforcing rod 43 close to the positioning rod 41 slides in the positioning groove 112. The surface of the rotating rod 42 is provided with a clamping groove 421 for fixedly clamping the free end of the reinforcing rod 43.

When the bottom of main ladder section 2 needs to be extended by extension assembly 4, take out locating lever 41 and dwang 42 from mounting groove 111 in the slip, and buckle to the direction that two main ladder sections 1 kept away from each other, according to the angle on ground that auxiliary system placed, adjust the turned position between locating lever 41 and dwang 42, adjust to auxiliary system stable angle of standing, after the regulation finishes, rotate stiffener 43, make the free end of stiffener 43 and the inner wall butt in joint groove 421, fix locating lever 41 and dwang 42's relative position through stiffener 43, through setting up the area of contact of dwang 42 increase main ladder section 1 and ground, make main ladder section 1 stand more stable.

Be equipped with the protruding 422 in location of a plurality of cockscomb structures on the bottom surface of joint groove 421, the cross section of the protruding 422 in location is triangle-shaped, and the slope angle that the protruding 422 in location is close to main bench 1 one side is greater than the slope angle that the protruding 422 in location kept away from main bench 1 one side, strengthens fixed the messenger when stiffener 43 to dwang 42 and locating lever 41, and the free end of stiffener 43 supports the lateral wall of the protruding 422 in suitable location.

Each main ladder section 1 is further provided with a fixing piece, the fixing piece is a reinforcing bolt 44, the reinforcing bolt 44 is parallel to the pedal rod 12, two ends of the reinforcing bolt 44 are installed on the positions, extending out of the installation grooves 111, of the positioning rods 41, two ends of the reinforcing bolt 44 penetrate through the two parallel positioning rods 41 respectively, one end of the reinforcing bolt 44 is connected with a reinforcing nut in a threaded mode, and the side wall of the reinforcing nut is abutted to the side wall of the positioning rod 41. One end of the reinforcing bolt 44 and the upper surface of the reinforcing nut abut against the bottom surface of the primary lever 11.

The bottom surface of each main rod 11 is further fixed with a fixed shaft 5, the fixed shaft 5 is further rotatably connected with a limiting plate 51, the limiting plate 51 is abutted to the bottom surface of the main rod 11, and the limiting plate 51 is rotatably connected with the bottom surface of the main rod 11. When the positioning rod 41 and the rotating rod 42 are inserted into the mounting groove 111, the limiting plate 51 is rotated, the upper surface of the limiting plate 51 abuts against the end surface of the rotating rod 42 away from the positioning rod 41, and when the positioning rod 41 and the rotating rod 42 need to be pulled out, the limiting plate 51 is rotated, so that the limiting plate 51 is away from the mounting groove 111.

The implementation principle of the auxiliary system for transformer substation maintenance in the embodiment of the application is as follows: when the auxiliary system is needed, the angles between the two main ladders 1 and the two extension ladders 2 are adjusted, and when the angles are adjusted to the proper height and the stable standing angle, the two connecting rods 31 are fixedly connected through bolts;

when extension module 4 is needed to be used, rotation limiting plate 51 exposes mounting groove 111, and makes dwang 42 and locating lever 41 deviate from mounting groove 111, rotates dwang 42, makes dwang 42 and ground butt, adjusts dwang 42 to suitable angle, rotates stiffener 43, makes the one end of stiffener 43 and the inner wall butt of joint groove 421 to run through reinforcing bolt 44 on two locating levers 41, fix the position of locating lever 41.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. An auxiliary system for the overhaul of substations, comprising two main ladders (1) hinged to each other at the top, characterized in that: the two main ladders (1) are respectively connected with extension ladders (2) higher than the main ladders (1) in a sliding manner, the top ends of the two extension ladders (2) are hinged with each other, the bottom ends of the two extension ladders (2) are rotatably connected with the main ladders (1), a connecting assembly (3) for fixing the distance between the two extension ladders (2) is further arranged between the two extension ladders (2), the main ladders (1) comprise two main rods (11) arranged in parallel with each other, a plurality of foot bars (12) which are equidistant and parallel with each other are arranged between the two main rods (11), a sleeve (23) which slides along the vertical rod is sleeved on the outer wall of each main rod (11), each extension ladder (2) comprises two supporting rods (21) which are parallel with each other, the bottom ends of the supporting rods (21) are hinged with the sleeves (23), the two ends of the connecting assembly (3) are connected with the sleeves (23) respectively arranged on the two main ladders (1), the connecting assembly (3) is positioned on one side of the pedal rod (12), the connecting assembly (3) comprises two connecting rods (31), one end of each connecting rod (31) is hinged with a sleeve (23) respectively arranged on the two main ladder sections (1), one end of each connecting rod (31) close to each other is detachably connected, one of the connecting assemblies (3) is provided with a plurality of adjusting holes (311) distributed along the length direction of the connecting rods (31), the bottom end of each main ladder section (1) is also connected with an extension assembly (4) in sliding connection with the main ladder sections (1), the extension assembly (4) comprises a positioning rod (41) and a rotating rod (42) which are in sliding connection with the main rods (11), the top end of the rotating rod (42) is rotationally connected with the bottom end of the positioning rod (41), and the side wall of the positioning rod (41) is provided with a reinforcing rod (43) for fixing the positions of the positioning rod (41) and the rotating rod (42), the other end of the reinforcing rod (43) is clamped with the rotating rod (42), a fixing piece for fixing the position of the positioning rod (41) is arranged on the positioning rod (41), and the fixing piece is a reinforcing bolt (44) penetrating through two positioning rods (41) which are parallel to each other.

2. Auxiliary system for substation servicing according to claim 1, characterized in that: an opening (231) is formed in the sleeve (23), and the width of the opening (231) is not smaller than the width of the pedal rod (12).