CN110630169A - Foldable maintenance inclined ladder of suspension type block terminal - Google Patents
Foldable maintenance inclined ladder of suspension type block terminal Download PDFInfo
- Publication number
- CN110630169A CN110630169A CN201910759941.6A CN201910759941A CN110630169A CN 110630169 A CN110630169 A CN 110630169A CN 201910759941 A CN201910759941 A CN 201910759941A CN 110630169 A CN110630169 A CN 110630169A
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- CN
- China
- Prior art keywords
- inclined ladder
- distribution box
- storage box
- ladder
- hinged
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- 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.)
- Pending
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/08—Special construction of longitudinal members, or rungs or other treads
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/42—Ladder feet; Supports therefor
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C9/00—Ladders characterised by being permanently attached to fixed structures, e.g. fire escapes
- E06C9/06—Ladders characterised by being permanently attached to fixed structures, e.g. fire escapes movably mounted
- E06C9/14—Ladders characterised by being permanently attached to fixed structures, e.g. fire escapes movably mounted with non-rigid longitudinal members, e.g. rope or chain ladders, ladders of the lazy-tongs type
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Ladders (AREA)
Abstract
The invention discloses a foldable overhauling inclined ladder for a suspended distribution box, which comprises an inclined ladder storage box, wherein the inclined ladder storage box is arranged below the distribution box and is fixedly connected with the distribution box, and a foldable inclined ladder is arranged in the inclined ladder storage box. Parallel slide rails are arranged on the front side and the rear side of the inclined ladder storage box, sliding shafts are arranged on the parallel slide rails, the inclined ladder is hinged to the sliding shafts, pulleys mounted on the parallel slide rails are arranged at two ends of each sliding shaft, and the inclined ladder can slide back and forth along the slide rails by means of the sliding shafts so as to adjust the position of the inclined ladder. The distribution box can be directly additionally arranged on the conventional distribution box, normal power supply of the distribution box is not required to be interrupted in the installation process, and compared with the method of integrally replacing the distribution box, the method saves the modification time and the modification cost. The staff maintains, checks meter and overhauls the work more conveniently to the suspension type block terminal after the transformation is accomplished, has improved staff's work efficiency and has increased staff's factor of safety.
Description
Technical Field
The invention relates to an electric power auxiliary device, in particular to a folding type overhauling inclined ladder for a suspension type distribution box.
Background
Currently, the national grid a3 has three typical power supply modes: box-type substation, the pole frame suspension type, the pole frame is indoor, it is great to have the current pole frame to hang box-type distribution device to account for according to statistics, pole frame suspension type device form has area little, input fund advantage such as few, but there is the maintenance inconvenience, shortcomings such as the sight of checking meter is unclear, especially salvage personnel can only step on the pole with the climbers when salvageing at rainy night, because the pole hangs the case distance with the distribution and far away and shift inconvenient, there is great potential safety hazard, and it is long to change the block terminal completely and consume time, high cost, more can hinder the power consumption of production and domestic power consumption.
Disclosure of Invention
The invention mainly solves the technical problem that the original suspension type distribution box is inconvenient to maintain, overhaul and replace, and provides a suspension type distribution box folding type overhaul inclined ladder which can be additionally arranged on a pole frame suspension type distribution box under the condition of not interfering normal power utilization, so that a worker can conveniently maintain, check meter and overhaul the suspension type distribution box.
The technical problem of the invention is mainly solved by the following technical scheme: the invention comprises an inclined ladder storage box which is arranged below a distribution box and fixedly connected with the distribution box, and a foldable inclined ladder is arranged in the inclined ladder storage box. The box storage box is installed in the block terminal bottom to the inclined ladder, can directly stretch out from the block terminal bottom after the inclined ladder expandes, and the staff can climb to the other work such as maintaining, maintenance of block terminal with the help of the inclined ladder.
Preferably, the left side plate of the inclined ladder storage box is hinged with the bottom plate, the bottom plate is hinged with the right side plate, the left side plate and the bottom plate form a storage box door, a hydraulic rod is connected between the bottom plate and a top plate of the inclined ladder storage box, and a door lock and a handle are arranged on the left plate. When the inclined ladder is not used, the joint of the left side plate and the top plate of the storage box of the inclined ladder is locked, and non-workers cannot open the storage box at will; when the inclined ladder is used, the storage box door is opened by means of the handle, the left side plate and the bottom plate of the inclined ladder storage box are completely opened, the hydraulic rod plays a role in buffering when the storage box door is opened, and the inclined ladder is prevented from being interfered by shaking.
Preferably, parallel slide rails are arranged on the front side and the rear side of the inclined ladder storage box, sliding shafts are arranged on the parallel slide rails, the inclined ladder is hinged with the sliding shafts, and pulleys mounted on the parallel slide rails are arranged at two ends of each sliding shaft. The inclined ladder top can slide in order to adjust the inclined ladder position along the slide rail side to side, and the inclined ladder top can move to the inclined ladder hutch leftmost side and make inclined ladder and block terminal door lower limb link to each other.
Preferably, the pulley is provided with a brake. After the inclined ladder moves to a proper position, the brake is locked to fix the position of the inclined ladder, so that the inclined ladder is prevented from sliding when in use.
Preferably, the inclined ladder comprises two parallel scissor brackets, a metal shaft is connected between two hinge joints which are opposite in position and located in the middle of the S-shaped support bar of the two scissor brackets, a plurality of pedals are arranged between the two scissor brackets, and the pedals are located in the middle of the S-shaped support bar and are parallel to the metal shaft. The scissor fork support can be retracted and placed in the inclined ladder storage box, occupied space is saved, the S-shaped support bars connected end to end ensure the length of the inclined ladder, the smooth outer contour of the S-shaped support bars enables workers to be in contact with the S-shaped support bars more safely, and the metal shaft plays a role in hinging and enables the two scissor fork supports to be connected more stably.
Preferably, the bottom of the inclined ladder is provided with supporting legs, and the supporting legs are hinged with the inclined ladder by means of a limiting rotating shaft. The open supporting legs have increased inclined ladder and ground area of contact, make the inclined ladder more firm when using, and spacing pivot plays the fixed action to the supporting legs, avoids the supporting legs because of rocking the pine take off when using.
Preferably, the surfaces of the pedal and the supporting foot are covered with an insulating layer, and the surface of the insulating layer is provided with patterns. The insulating layer avoids the rainy day during operation to take place ground connection electric shock phenomenon, and the decorative pattern on insulating layer surface increases the friction, increases factor of safety.
Preferably, the inclined ladder is made of magnesium-aluminum alloy, and the inclined ladder storage box is made of galvanized plates. Magnesium-aluminum alloy has the quality light, and the advantage that intensity is high makes opening and packing up of inclined ladder more convenient when guaranteeing inclined ladder security, and the corrosion-resistant characteristics of galvanized sheet make and be located open air inclined ladder hutch life longer.
The invention has the beneficial effects that: according to the invention, the foldable maintenance inclined ladder is additionally arranged on the rod frame suspension type distribution box under the condition of not interfering normal electricity utilization, and the top end of the inclined ladder can move back and forth and even move to the edge of a distribution box door, so that a worker can conveniently maintain, check meter and maintain the suspension type distribution box, the working efficiency is improved, and the safety is increased.
Drawings
Fig. 1 is a schematic side view of the present invention in an operating state.
Fig. 2 is a schematic front view of the working state of the present invention.
FIG. 3 is a schematic side view of the storage box of the present invention.
In the figure, 1 distribution box, 2 inclined ladder storage boxes, 3 storage box doors, 3.1 locks, 3.2 handles, 3.3 hydraulic rods, 3.4 left side plates, 3.5 bottom plates, 4 inclined ladders, 4.1 pedals, 4.2 metal shafts, 4.3 limiting rotating shafts, 4.4 supporting legs, 4.5S-shaped supporting bars, 5 sliding shafts and 6 parallel sliding rails are arranged in the box
Detailed Description
The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings.
Example (b): the foldable maintenance inclined ladder of suspension type block terminal of this embodiment, as fig. 1, fig. 2, fig. 3 shows, including installing inclined ladder hutch 2 in block terminal 1 below, inclined ladder hutch 2 includes storage chamber door 3, and storage chamber door 3 includes articulated inclined ladder hutch left side board 3.4 and bottom plate 3.5 of each other to and the hydraulic stem 3.3 of connecting bottom plate 3.5 and 2 roofs of inclined ladder hutch, and hydraulic stem 3.3 plays the cushioning effect when storage chamber door 3 is opened, and storage chamber door amplitude of oscillation is too big when avoiding opening, also can avoid storage chamber door to rock and disturb the staff at the during operation. After the left side plate 3.4 of the inclined ladder storage box and the bottom plate of the 2 inclined ladder storage box are opened, the interference of the left side plate 3.4 of the inclined ladder storage box on the movement of the inclined ladder 2 can be avoided. The junction of the left side plate 3.4 of the inclined ladder storage box and the top plate 2 of the inclined ladder storage box is provided with a door lock 3.1, so that the situation that non-workers climb randomly to cause danger is prevented. The left side plate of the inclined ladder storage box 2 is provided with a handle 3.2 of an auxiliary switch, and the handle 3.2 provides auxiliary action to reduce the force required when the storage box door 3 is opened and closed because the storage box door 3 is opened and closed by a worker at a high position without an acting point. Parallel slide rails 6 are arranged on the front side and the rear side of the inclined ladder storage box 2, pulleys 5 are mounted on the parallel slide rails 6, a sliding shaft is connected between the pulleys 5 on the front side and the rear side, and the inclined ladder 4 is hinged to the sliding shaft. The upper surface of the inclined ladder storage box 2 is preset with a plurality of small holes, during installation, the inclined ladder storage box 2 penetrates through the preset small holes through screws to enable the upper surface of the inclined ladder storage box 2 and the lower surface of the distribution box 1, the left side plate 3.4 of the inclined ladder storage box is consistent with the direction of the distribution box 1 door and is close to the distribution box 1 door, and the left side plate of the inclined ladder storage box is flush with the distribution box door under the optimal condition.
The inclined ladder storage box 2 is further provided with an inclined ladder 4 capable of being folded and contracted, the top end of the inclined ladder 4 is hinged to the sliding shaft 5, the inclined ladder 4 can move left and right on the parallel sliding rails by means of the sliding shaft 5, when the inclined ladder is moved to a proper position, a brake on the pulley is locked, and the inclined ladder 4 is fixed. When 4 remove leftmost sides of inclined ladder, 4 tops of inclined ladder and 1 door lower limb of block terminal link to each other, and the staff can work before the block terminal door with the help of the direct removal of inclined ladder, improves work efficiency greatly. Inclined ladder 4 includes two parallel columns of scissors support, the scissors support includes with the help of the articulated S shape support bar 4.5 of metal axle 4.2 end to end, be connected with a metal axle 4.2 between the pin joint that two relative positions that lie in S shape support bar 4.5 middle part of two columns of scissors support, be equipped with a plurality of footboards 4.1 between two columns of scissors support, footboard 4.1 lies in S shape support bar 4.5 middle part and is parallel with metal axle 4.2. The scissor fork support has a contraction function, the compression volume is convenient to place in the inclined ladder storage box 2, the occupied space is saved, the S-shaped support bars 4.5 connected end to end are used for avoiding scratch when workers contact the S-shaped support bars when the length of the inclined ladder is ensured, the S-shaped support bars are safer, the metal shaft plays a role in hinging, the two scissor fork supports are connected more stably, and the pedal also has two functions of stabilizing connection of the scissor fork support. Supporting legs 4.4 are arranged at the bottom of the inclined ladder 4, and the supporting legs 4.4 are hinged to the inclined ladder 4 through limiting rotating shafts 4.3. Supporting legs 4.4 have increased the area of contact of inclined ladder 4 with the holding surface for inclined ladder 4 is more firm, and spacing pivot 4.3 is fixed supporting legs 4.4 after 4.4 angular adjustment of supporting legs finishes, makes the inclined ladder more firm when using, and spacing pivot plays the fixed action to the supporting legs, avoids the supporting legs because of rocking the pine to take off when using. The surfaces of the pedal 4.1 and the supporting feet 4.4 are covered with an insulating layer, and the surface of the insulating layer is provided with patterns. The insulating layer avoids the rainy day during operation to take place the ground connection electric shock phenomenon, and the decorative pattern increase friction on insulating layer surface increases the security when staff scrambles. Inclined ladder 4 adopts the magnadure to make, and inclined ladder hutch 2 adopts the galvanized sheet to make, and magnadure has the quality light, and advantage that intensity is high makes opening and packing up of inclined ladder more convenient when guaranteeing the inclined ladder security, and the corrosion-resistant characteristics of galvanized sheet make and be located open air inclined ladder hutch life longer.
During the use, the staff climbs to block terminal 1 department with the help of the instrument earlier, opens storage box lock 3.1, and storage box door 3 slowly opens under the effect of hydraulic stem 3.3, promotes slide shaft 5 on 2 tops of inclined ladder and moves to suitable position along slide rail 6, locks the stopper on the pulley, makes 2 top fixed positions of inclined ladder. Unfolding the inclined ladder 2, adjusting the angle of the inclined ladder 4, opening the supporting legs 4.4 at the bottom of the inclined ladder 2, and locking the limiting rotating shaft 4.3 after the supporting surface is attached. The invention can be additionally arranged on the existing distribution box, and the normal power supply of the distribution box is not required to be interrupted in the installation process, so that compared with the mode that the whole distribution box is replaced, the transformation time and the transformation cost are saved. Make things convenient for the staff to maintain, check meter and overhaul work to the suspension type block terminal after the transformation is accomplished, improve staff's work efficiency and increase staff's factor of safety.
Claims (8)
1. The utility model provides a foldable maintenance inclined ladder of suspension type block terminal, its characterized in that, includes inclined ladder hutch (2), inclined ladder hutch (2) are located block terminal (1) below and with block terminal (1) fixed connection, inclined ladder hutch (2) inside is equipped with folding inclined ladder (4).
2. The folding type maintenance inclined ladder for the suspension type distribution box is characterized in that a left side plate (3.4) of a storage box (2) of the inclined ladder is hinged with a bottom plate (3.5), the bottom plate (3.5) is hinged with a right side plate, the left side plate (3.4) and the bottom plate (3.5) form a storage box door (3), a hydraulic rod (3.3) is connected between the bottom plate (3.5) and a top plate of the storage box of the inclined ladder, and a door lock (3.1) and a handle (3.2) are arranged on the left side plate.
3. The folding type hanging distribution box maintenance inclined ladder according to claim 1, wherein parallel sliding rails (6) are arranged on the front side and the rear side of the storage box (2) of the inclined ladder, pulleys (5) are mounted on the parallel sliding rails (6), a sliding shaft is connected between the pulleys (5) on the front side and the rear side, and the inclined ladder (4) is hinged with the sliding shaft.
4. The folding access ramp of claim 3, wherein the pulleys are provided with brakes.
5. The folding type overhauling inclined ladder for the suspended distribution box according to claim 1, wherein the inclined ladder (4) comprises two parallel columns of scissor supports, each scissor support comprises a plurality of S-shaped support bars (4.5) hinged end to end, a metal shaft (4.2) is connected between two hinged points of the two columns of scissor supports, which are opposite to each other and located in the middle of the S-shaped support bars (4.5), a plurality of pedals (4.1) are arranged between the two columns of scissor supports, and the pedals (4.1) are located in the middle of the S-shaped support bars (4.5) and are parallel to the metal shaft (4.2).
6. The folding type maintenance inclined ladder for the suspension type distribution box according to claim 5, characterized in that supporting feet (4.4) are arranged at the bottom of the inclined ladder (4), and the supporting feet (4.4) are hinged with the inclined ladder (4) by means of a limiting rotating shaft (4.3).
7. The folding type access ladder of claim 5 or 6, characterized in that the surface of the pedal (4.1) and the supporting feet (4.4) is covered with an insulating layer, and the surface of the insulating layer is provided with patterns.
8. The folding type overhauling inclined ladder for the suspended distribution box as recited in claim 1, wherein the inclined ladder (4) is made of magnesium-aluminum alloy, and the storage box (2) of the inclined ladder is made of galvanized plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910759941.6A CN110630169A (en) | 2019-08-16 | 2019-08-16 | Foldable maintenance inclined ladder of suspension type block terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910759941.6A CN110630169A (en) | 2019-08-16 | 2019-08-16 | Foldable maintenance inclined ladder of suspension type block terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110630169A true CN110630169A (en) | 2019-12-31 |
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ID=68970516
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910759941.6A Pending CN110630169A (en) | 2019-08-16 | 2019-08-16 | Foldable maintenance inclined ladder of suspension type block terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110630169A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101831997A (en) * | 2010-05-20 | 2010-09-15 | 清华大学 | Quick extensible stairs |
| CN104295227A (en) * | 2014-07-14 | 2015-01-21 | 陈仁多 | Telescopic weather ladder capable of automatically folding shed cover |
| CN207033338U (en) * | 2017-06-19 | 2018-02-23 | 国网浙江省电力公司湖州供电公司 | A kind of suspension type distribution box overhauls inclined ladder |
-
2019
- 2019-08-16 CN CN201910759941.6A patent/CN110630169A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101831997A (en) * | 2010-05-20 | 2010-09-15 | 清华大学 | Quick extensible stairs |
| CN104295227A (en) * | 2014-07-14 | 2015-01-21 | 陈仁多 | Telescopic weather ladder capable of automatically folding shed cover |
| CN207033338U (en) * | 2017-06-19 | 2018-02-23 | 国网浙江省电力公司湖州供电公司 | A kind of suspension type distribution box overhauls inclined ladder |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20191231 |