CN108150092B - A kind of adjustable hook ladder - Google Patents
A kind of adjustable hook ladder Download PDFInfo
- Publication number
- CN108150092B CN108150092B CN201711167812.5A CN201711167812A CN108150092B CN 108150092 B CN108150092 B CN 108150092B CN 201711167812 A CN201711167812 A CN 201711167812A CN 108150092 B CN108150092 B CN 108150092B
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- CN
- China
- Prior art keywords
- hook
- sleeve
- sliding block
- upright bar
- ladder
- 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.)
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- 239000004568 cement Substances 0.000 claims description 10
- 239000000725 suspension Substances 0.000 abstract description 35
- 241001503987 Clematis vitalba Species 0.000 description 10
- 230000009194 climbing Effects 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/50—Joints or other connecting parts
- E06C7/505—Anchors being adapted to fix a ladder to a vertical structure, e.g. ladder hooks
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C1/00—Ladders in general
- E06C1/02—Ladders in general with rigid longitudinal member or members
- E06C1/34—Ladders attached to structures, such as windows, cornices, poles, or the like
- E06C1/36—Ladders suspendable by hooks or the like
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Ladders (AREA)
Abstract
It ascends a height operation apparatus the present invention relates to one kind, more particularly, to a kind of adjustable hook ladder.Adjustable hook ladder, including the vertical upright bar in two sides two and several horizontal pedals, it is bolted to connection between upright bar and pedal, the upright bar is equipped with groove close to the inside of pedal, upright bar outer sheath is equipped with the sliding block slided along groove, sleeve is equipped with inside sliding block, sliding block is connected by sleeve with hook, and hook is connected through a screw thread with sleeve.The present invention can adjust length and the direction of hook, and simple structure is cheap, be widely used, and ladder can be effectively prevented and slide during suspension, enhance the safety of operation.
Description
Technical field
It ascends a height operation apparatus the present invention relates to one kind, more particularly, to a kind of adjustable hook ladder.
Background technique
It is well known that we will largely use ladder in fields such as electrical, railway, construction, it is now most of to adopt
With setting up scaffold or using hydraulic lifting construction platform operation, still, these equipment prices are expensive, and the process of setting up compares
It is loaded down with trivial details, and they usually require to use under the environmental conditions such as specific traffic, electric power, thus bring to construction
Inconvenience reduces the efficiency of work, so operation of much ascending a height now must use common ladder.Power system staff
Climbing is frequently necessary to electric pole high-rise working in maintenance, installation electric wire, usually foot is stepped down on the climbers of electric pole and is climbed,
But the distance that this climbers are generally arranged is distant, it is not easy to up and down, and trick is easy to skid in inclement weather, so that
Staff has the danger fallen.
At present in electric system using it is more be hook ladder, common hook ladder is made of terraced body and hook, this extension
Scale ladder is not adjustable length and the direction of hook, due to the climbers set on electric pole two sides usually not point-blank, and
It is on one side upper, another side is under, therefore two hooks cannot be hung over simultaneously on two climbers, and hook ladder is in suspension
It is easy to horizontally slip in the process, or even falls down, keep staff's operation dangerous, and also limit using highly for ladder.
Summary of the invention
The problems such as present invention is expensive primarily directed to existing ladder, it is loaded down with trivial details to set up, operational hazards, providing one kind can
Hook ladder is adjusted, it is adjustable length and the direction of hook, and simple structure is cheap, is widely used, and can be effective
It prevents ladder from sliding during hanging operation, enhances the safety of operation.
The purpose of the present invention is mainly to be achieved by following proposal: a kind of adjustable hook ladder, including two sides
Two vertical upright bars and several horizontal pedals, are bolted to connection between upright bar and pedal, and the upright bar is close to step on
The inside of plate is equipped with groove, and upright bar outer sheath is equipped with the sliding block slided along groove, is equipped with sleeve inside sliding block, sliding block passes through set
Cylinder is connected with hook, and hook is connected through a screw thread with sleeve.Vertical upright bar and horizontal pedal are mutually perpendicular to, and pass through spiral shell between them
Bolt is fixed together, and constitutes the main body of ladder.Groove is located at the inside of upright bar Yu pedal junction, through entire upright bar,
Upright bar can not only be made to connect with pedal stronger, moreover it is possible to move up and down sliding block along upright bar surface.Slide block set is outside upright bar
Portion is connected together with groove, and sliding block is connected by bolt with upright bar at groove position, can be by bolt pine if you need to mobile sliding block
It opens, moves up and down sliding block to suitable position, then bolt is tightened into fixation, loosened during climbing with non-slipping block.Sliding block,
Sleeve, hook are sequentially connected, and hook is connected through a screw thread with sleeve, and hook can move up and down in sleeve, are linked up with sleeve
It is moved left and right inside sliding block, sleeve and hook are moved up and down with sliding block on upright bar surface, can be by adjusting slider vertical
Position in sliding block of position, sleeve on bar and the position in sleeve is linked up with to adjust length, the suspension of hook ladder suspension
Position and suspension direction, make hook ladder adapt to the requirement of the suspension strut object in various height and direction, increase making for ladder
Use range.
Preferably, the cross section of the sliding block is concave, the inside of sliding block is sliding in hollow, formation sliding cavity
Two are respectively equipped with through entire side on three sides of block and are parallel to the opening on bottom edge.Sliding block concave is set
Meter matches with the groove of upright bar, it is ensured that sliding block can effectively be socketed in outside the groove of upright bar and be not easy to slide, separately
Outside, sliding block is connected by bolt with upright bar at groove position, and the sliding block after enabling sliding is preferably fixed together with upright bar, is protected
The safety of operation is demonstrate,proved.The inside of sliding block forms a three face sliding cavities in hollow, and sleeve is just connected to the sliding of sliding block
It is intracavitary, to guarantee that sleeve can be moved freely along three sides, to change the lateral distance of two hooks.Three sides of sliding block
On be respectively equipped with two through entire side and be parallel to the opening on bottom edge, so that the screw rod of cartridge exterior is passed through opening,
If you need to moving sleeve, the nut on screw rod can be unclamped, sleeve is moved to suitable position, then tighten nut, sleeve is consolidated
It is scheduled on sliding block, thereby realizes the purpose for changing the position of sleeve, to change the position of hook, and also ensure set
Cylinder is sufficiently fixed together and immovable on sliding block, to guarantee the safety of operation.
Preferably, the sleeve is hollow cylinder, cross section is annulus, sleeve and sliding cavity wall is tangent and edge
Sliding cavity sliding, cartridge exterior set there are two the screw rod perpendicular to sleeve axis, screw rod is through sliding block opening.In sleeve
Portion is equipped with internal screw thread, and hook can be made to rotate upwardly and downwardly inside it, to adjust the length of hook vertical direction, and can guarantee extension
Hook is difficult to slide.Sleeve is tangent with sliding cavity wall and slides along sliding cavity, accordingly the position of adjustable sleeve, outside sleeve
Portion is set there are two the screw rod perpendicular to sleeve axis, and for screw rod through the opening of sliding block side, screw rod plays restriction sleeve portion
Effect, after mobile good sleeve, sleeve is fixed on sliding block with nut outside sliding block, in addition, the outer diameter of nut should be than cunning
The opening of block side is big, to guarantee that sleeve can be fixed sufficiently.
Preferably, the free end of the hook be it is semicircular arc-shaped, hook in sleeve along threads turn.Semi arch
The hook of shape can make hook that can be securely suspended on suspension strut object, it is not easy to fall off, and link up with for various materials, shape
Shape and the hanger of size are all suitable for, and considerably increase use scope.The other end of hook is equipped with external screw thread, the interior spiral shell with sleeve
Line matches, make hook can 360 ° of rotations in sleeve, thus the length of changeable hook and suspension direction, if you need to flexible hook
Or rotational hook, the nut for linking up with upper and lower ends can be unclamped, hook be gone into suitable position, then fixture nut, this
Sample is achieved that adjustable hook length and hangs the purpose in direction, and staff is made to have biggish climbing range.Work people
The hook on ladder both sides can be transferred to respectively the position and direction that can touch two climbers when hanging ladder by member, then will
Ladder is suspended on climbers, has not only increased the height of ladder in this way, but also enhances the convenience used, and hook is not easy to take off
It falls.
Preferably, a fastener is welded in the hook free end, the fastener includes the fastener with circular groove
Ontology and the hasp for being combined with a circular groove, one end of hasp are movably articulated on fastener body, the other end and button of hasp
Part ontology is bolted.The circle of ontology and groove matches, and is suitable for fastening circular suspension strut object, fastener one end and extension
Hook is welded as a whole, and the other end makes to link up with not easily to fall off, staff is safer for fastening hook and suspension strut object.It takes
One end of button is movably articulated on fastener body, and the other end of hasp can adjust the diameter of its fastening with bolt.Staff
After having hung ladder, the bolt of fastener hasp is unclamped, circular groove is covered on the surface of suspension strut object, good position is adjusted
Afterwards, then by bolt fixation is tightened, ensures that hook ladder is sufficiently secured within together with suspension strut object without sliding or taking off in this way
It falls.
Preferably, being equipped with plastic cement cushion on the inside of the hook, plastic cement mat surface is serrated.Plastic cement cushion is located at
The place contacted with suspension strut object is linked up with, is serrated, is increased the contact area between hook and suspension strut object and rub
Power is wiped, so that being not easy to slide from climbers ladder has shaking.
Therefore, a kind of adjustable hook ladder of the invention has following advantages: upright bar, sliding block, and sleeve links up with successively phase
Connection, can by the position of position of the adjusting slider in upright bar, sleeve in sliding block and link up with position in sleeve come
Hook lateral distance, fore-and-aft distance and suspension direction are adjusted, to adjust suspension length, hanging position and the suspension side of hook ladder
To, so that hook ladder is adapted to the requirement of the suspension strut object in various height and direction, increases the use scope of ladder, construction letter
It is single, it is cheap, staff is enhanced in the convenience of use process.Semicircular arc-shaped hook is for various materials, shape
It is all suitable for the hanger of size, considerably increases use scope, and it is sliding during suspension that ladder can be effectively prevented
It falls, enhances the safety of operation.Hook inside is equipped with jagged plastic pad and fastener, makes hook that can preferably hang over suspension
It is not easily to fall off on supporter, suspension safety coefficient is considerably increased, the stability after increasing suspension.
Detailed description of the invention
Attached drawing 1 is main view of the invention；
Attached drawing 2 is left view of the invention；
Attached drawing 3 is the schematic perspective view of sliding block and hook；
Attached drawing 4 is the cooperation schematic diagram of sleeve and hook；
Attached drawing 5 is a kind of cooperation schematic diagram of hook with suspension strut object；
Attached drawing 6 is the enlarged drawing of fastener；
Attached drawing 7 is another cooperation schematic diagram of hook with suspension strut object；
Attached drawing 8 is the enlarged drawing of zigzag plastic cement cushion.
It illustrates: 1- upright bar, 2- pedal, 3- groove, 4- sliding block, 5- sleeve, 6- hook, 7- sliding cavity, 8- opening, 9-
Screw rod, 10- fastener, 11- plastic cement cushion, 12- suspension strut object.
Specific embodiment
Below with reference to the embodiments and with reference to the accompanying drawing the technical solutions of the present invention will be further described.
Embodiment 1: as shown in Fig. 1,2,3,4,5,6, a kind of adjustable hook ladder, including the vertical upright bar 1 in two sides two
With several horizontal pedals 2, it is bolted to connection between upright bar and pedal, upright bar is equipped with groove 3 close to the inside of pedal,
Upright bar outer sheath is equipped with the sliding block 4 slided along groove, and sleeve 5 is equipped with inside sliding block, and sliding block is connected by sleeve with hook 6,
Hook is connected through a screw thread with sleeve.The cross section of sliding block is concave, and the inside of sliding block is sliding in hollow, formation sliding cavity 7
It is respectively equipped with two on three sides of block through entire side and is parallel to the opening 8 on bottom edge.Sleeve is hollow cylinder
Body, cross section are annulus, and sleeve is tangent with sliding cavity wall and slides along sliding cavity, and cartridge exterior sets that there are two perpendicular to set
The screw rod 9 of cylinder axis, screw rod is through sliding block opening.The free end of hook be it is semicircular arc-shaped, hook in sleeve along spiral shell
Line rotation.It links up with free end and welds a fastener 10, fastener includes fastener body with circular groove and to be combined with one round recessed
One end of the hasp of slot, hasp is movably articulated on fastener body, and the other end and the fastener body of hasp are bolted.
Vertical upright bar and horizontal pedal are mutually perpendicular to, and are bolted between them and are constituted the master of ladder together
Body.Groove is located at the inside of upright bar Yu pedal junction, through entire upright bar, upright bar can not only be made to connect with pedal more firm
Gu, moreover it is possible to move up and down sliding block along upright bar surface.Slide block set is connected together outside upright bar with groove, and sliding block is recessed
Groove location is connected by bolt with upright bar, and the sliding block after enabling sliding is preferably fixed together with upright bar, ensure that operation
Safety.If you need to mobile sliding block, bolt can be unclamped, move up and down sliding block to suitable position, then bolt is tightened into fixation, with
Non-slipping block loosens during climbing.Sliding block, sleeve, hook are sequentially connected, and hook is connected through a screw thread with sleeve, and hook can
It is moved up and down in sleeve, hook moves left and right inside sliding block with sleeve, and sleeve and hook are as sliding block is on upright bar surface
It moves up and down, by the position of position of the adjusting slider in upright bar, sleeve in sliding block and the position in sleeve can be linked up with
It sets to adjust the length of hook ladder suspension, hanging position and suspension direction, hook ladder is made to adapt to the outstanding of various height and direction
The requirement for hanging supporter, increases the use scope of ladder.The groove of design with the upright bar of sliding block concave matches, can be with
Guarantee that sliding block can effectively be socketed in outside the groove of upright bar and be not easy to slide, in addition, the inside of sliding block is in hollow, formation one
A three face sliding cavity, sleeve are just connected in the sliding cavity of sliding block, to guarantee that sleeve can be moved freely along three sides, from
And change the lateral distance of two hooks.Two are respectively equipped with through entire side on three sides of sliding block and are parallel to bottom
The screw rod of the opening on side, cartridge exterior can pass through opening, if you need to moving sleeve, can unclamp the nut on screw rod, sleeve is moved
Suitable position is moved, then tightens nut, sleeve is fixed on sliding block, thereby realizes the mesh for changing the position of sleeve
, to change the position of hook, and also ensure that sleeve is sufficiently fixed together on sliding block and immovable, with
Guarantee the safety of operation.The screw thread of sleeve inner can be such that hook rotates upwardly and downwardly inside it, to adjust hook vertical direction
Length, and can guarantee hook it is difficult to slide.Sleeve is tangent with sliding cavity wall and slides along sliding cavity, can adjust accordingly
Save sleeve position, cartridge exterior set there are two perpendicular to sleeve axis screw rod, opening of the screw rod through sliding block side, spiral shell
Bar plays the role of limiting sleeve portion, after moving good sleeve, sleeve is fixed on sliding block with nut outside sliding block, separately
Outside, the outer diameter of nut should be bigger than the opening of sliding block side, to guarantee that sleeve can be fixed sufficiently.Semicircular arc-shaped hook can make to link up with
It can be securely suspended on suspension strut object, it is not easy to fall off, and link up with the hanger for various materials, shape and size
It is all suitable for, considerably increases use scope.The other end of hook is equipped with external screw thread, matches with the internal screw thread of sleeve, makes to link up with
It can be rotated in sleeve along 360 ° of screw thread, so that the length of changeable hook and suspension direction, if you need to flexible hook or turn
The nut for linking up with upper and lower ends can be unclamped, hook be gone to suitable position, then fixture nut by dynamic hook, thus real
Adjustable hook length is showed and has hung the purpose in direction, staff is made to have biggish climbing range.Staff is outstanding
The hook on ladder both sides can be transferred to respectively the position and direction that can touch two climbers, then ladder is hanged by the hanging ladder period of the day from 11 p.m. to 1 a.m
It hangs on climbers, had not only increased the height of ladder in this way, but also enhance the convenience used, and link up with not easily to fall off.Hook
A fastener is welded in free end, and fastener includes the fastener body for having circular groove and the hasp for being combined with a circular groove, ontology
It is matched with the circle of groove, is suitable for fastening circular suspension strut object, fastener one end is integrated with welding hook, the other end
For fastening hook and suspension strut object, make to link up with not easily to fall off, staff is safer.One end of hasp is movably articulated in button
On part ontology, the other end of hasp can adjust the diameter of its fastening with bolt.Staff is after having hung ladder, by fastener
The bolt of hasp unclamps, and circular groove is covered behind the surface of suspension strut object, adjusting good position, then bolt is tightened fixation,
Ensure that hook ladder is sufficiently secured within together with suspension strut object without sliding or falling off in this way.
Embodiment 2: the present embodiment and the structure of embodiment 1 are essentially identical, the difference is that, as shown in Figure 7,8, hook
Inside is equipped with plastic cement cushion 11, and plastic cement mat surface is serrated.Plastic cement cushion is located at what hook was contacted with suspension strut object 12
Place is serrated, and increases contact area and frictional force between hook and suspension strut object, so that even if ladder has shaking
Also it is not easy to slide from climbers.
It should be understood that being somebody's turn to do, examples are only for illustrating the present invention and not for limiting the scope of the present invention.In addition, it should also be understood that,
After having read the content of the invention lectured, those skilled in the art can make various modifications or changes to the present invention, these etc.
Valence form is also fallen within the scope of the appended claims of the present application.
Claims (4)
1. a kind of adjustable hook ladder, including the vertical upright bar in two sides two and several horizontal pedals, between upright bar and pedal
It is bolted to connection, which is characterized in that the upright bar is equipped with groove close to the inside of pedal, and upright bar outer sheath is equipped with edge
The sliding block of groove sliding, sleeve is equipped with inside sliding block, sliding block is connected by sleeve with hook, and hook and sleeve pass through screw thread company
It connects, the cross section of the sliding block is concave, and the inside of sliding block forms sliding cavity in hollow, on three sides of sliding block
Two are respectively equipped with through entire side and is parallel to the opening on bottom edge, the sleeve is hollow cylinder, cross section
For annulus, sleeve is tangent with sliding cavity wall and slides along sliding cavity, and cartridge exterior sets that there are two perpendicular to sleeve axis
Screw rod, screw rod is through sliding block opening.
2. a kind of adjustable hook ladder according to claim 1, which is characterized in that the free end of the hook is half
Arc-shaped, hook is in sleeve along threads turn.
3. a kind of adjustable hook ladder according to claim 1 or 2, which is characterized in that the hook free end weldering
Connect a fastener, the fastener includes fastener body with circular groove and the hasp for being combined with a circular groove, hasp
One end is movably articulated on fastener body, and the other end and the fastener body of hasp are bolted.
4. a kind of adjustable hook ladder according to claim 1 or 2, which is characterized in that the hook free end
Inside is equipped with plastic cement cushion, and plastic cement mat surface is serrated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711167812.5A CN108150092B (en) | 2017-11-21 | 2017-11-21 | A kind of adjustable hook ladder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711167812.5A CN108150092B (en) | 2017-11-21 | 2017-11-21 | A kind of adjustable hook ladder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108150092A CN108150092A (en) | 2018-06-12 |
| CN108150092B true CN108150092B (en) | 2019-01-29 |
Family
ID=62468081
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711167812.5A Active CN108150092B (en) | 2017-11-21 | 2017-11-21 | A kind of adjustable hook ladder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108150092B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113513250B (en) * | 2021-05-18 | 2022-12-06 | 国网安徽省电力有限公司亳州供电公司 | A hang ladder for solar energy bevel support |
| CN114961545A (en) * | 2022-06-14 | 2022-08-30 | 湖南泰豪系统工程研究院有限公司 | Fixing structure for mounting pin on hanging ladder hook and hook bearing piece |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1538220A (en) * | 1976-06-17 | 1979-01-10 | Matthews Ltd | Roof ladder |
| DE2902993A1 (en) * | 1978-02-06 | 1979-08-09 | Primerano | IMPROVEMENT IN THE LADDERS |
| IT1170926B (en) * | 1981-04-28 | 1987-06-03 | Eugenio Primerano | ADJUSTABLE HOOK PARTICULARLY SUITABLE FOR STAIRS AND SIMILAR |
| JPH0813967A (en) * | 1994-06-23 | 1996-01-16 | Sekisui House Ltd | Ladder fixing metal |
-
2017
- 2017-11-21 CN CN201711167812.5A patent/CN108150092B/en active Active
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| Publication number | Publication date |
|---|---|
| CN108150092A (en) | 2018-06-12 |
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