CN211950285U - Fishing rod ladder - Google Patents

Abstract

The utility model relates to a fishing rod ladder, it includes: the two telescopic rods are arranged in parallel; the lantern rings are sleeved on the telescopic rods; one end of the lifting rope is connected with the telescopic rod; the two ends of the cross rods are respectively detachably connected with the lantern rings on the two sides; the cylindrical thread sections are symmetrically arranged on the cross rod; the stop levers are horizontally and symmetrically arranged on the cross rod, and the axes of the stop levers are obliquely intersected with the axis of the cross rod; the pedal is in threaded connection with the cylindrical threaded section on the cross rod; the through holes are symmetrically formed in the positions, close to the lantern rings, of the pedal, and the other end of the lifting rope penetrates through the through holes and then is connected with the pedal; and the telescopic rods are symmetrically arranged on two sides of the cross rod and used for limiting the telescopic rods. The utility model belongs to the technical field of the instrument of ascending a height, it has solved the shortcoming that there is danger height when current fishing rod ladder uses, and its foot that can increase constructor and the area of contact of fishing rod ladder have can reduce dangerous advantage.

Description

Fishing rod ladder

Technical Field

The utility model belongs to the technical field of the technique of instrument of ascending a height and specifically relates to a fishing rod ladder is related to.

Background

The fishing rod ladder, also called an insulating telescopic fishing rod ladder, can achieve the telescopic purpose like a fishing rod, and is a professional climbing tool for electric power engineering, telecommunication engineering, electrical engineering and the like.

The existing fishing rod ladder mainly comprises a telescopic rod, cross rods arranged on the telescopic rods on two sides in a spanning mode at intervals, telescopic inserting rods arranged on two sides of the cross rods and used for limiting the telescopic rods, and the like. When the fishing rod ladder is used, the telescopic rod is extended, then the fishing rod ladder is erected on a wall surface or an eave of construction, the contact area between the foot and the cross rod is small when the fishing rod ladder is manually stepped, and the safety accident is easy to happen due to the fact that the tread area of the foot is small when the fishing rod ladder is maintained.

The existing fishing rod ladder has the defect of high danger when in use.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a fishing rod ladder, its area of contact that can increase constructor's foot and fishing rod ladder has the advantage that can reduce danger to prior art exists not enoughly.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: .

A fishing rod ladder comprising:

the two telescopic rods are arranged in parallel;

the lantern rings are sleeved on the telescopic rods;

one end of the lifting rope is connected with the telescopic rod;

the two ends of the cross rods are respectively detachably connected with the lantern rings on the two sides;

the cylindrical thread sections are symmetrically arranged on the cross rod;

the stop levers are horizontally and symmetrically arranged on the cross rod, and the axes of the stop levers are obliquely intersected with the axis of the cross rod;

the pedal is in threaded connection with the cylindrical threaded section on the cross rod;

the through holes are symmetrically formed in the positions, close to the lantern rings, of the pedal, and the other end of the lifting rope penetrates through the through holes and then is connected with the pedal; and

the retractable inserted rods are symmetrically arranged on two sides of the cross rod and used for limiting the retractable rod.

Through adopting the technical scheme, the utility model discloses with the lifting rope along with the extension of telescopic link taut with the lifting rope, then along with the lifting rope is taut, can drive the footboard to make the footboard rotate for the horizontality, supply the manual work to trample. The contact area is increased compared with the contact area of the existing pedal on the cross rod, and the telescopic performance of the telescopic rod is not influenced. Constructors can step on the pedal when climbing stairs and working, contact area is increased, the constructors can stand to carry out power maintenance operation more safely, and dangerousness is reduced. The cylindrical thread section can avoid the step from generating transverse movement, and further reduces the potential safety hazard.

The present invention may be further configured in a preferred embodiment as: the bottom of the telescopic rod is provided with a bearing support rod, and two ends of the bearing support rod are provided with anti-skidding cushion blocks;

the bearing support rod is parallel to the cross rod.

Through adopting above-mentioned technical scheme, the bottom of telescopic link has set up the bearing branch parallel with the horizontal pole, and the both ends of bearing branch have set up the anti-skidding cushion, can increase frictional force, make the utility model discloses place more firmly, further reduced the danger when constructor uses.

The present invention may be further configured in a preferred embodiment as: spacing holes are uniformly distributed in the anti-skid cushion block along the circumferential direction, and spacing bolts matched with the spacing holes are arranged on the anti-skid cushion block.

Through adopting the technical scheme, when using the utility model discloses the time, can be according to the angle of placing, the position of adjustment slipmat makes its bottom surface and ground contact, and after adjusting the position, with spacing bolt insert corresponding spacing hole can. The spacing cushion block is more convenient to adjust.

The present invention may be further configured in a preferred embodiment as: the position that is close to the top on the telescopic link transversely is equipped with the warning pole.

Through adopting above-mentioned technical scheme, set up the warning pole, the suggestion constructor can not cross the position at warning pole place, up continues to climb to the emergence dangerous accident.

The present invention may be further configured in a preferred embodiment as: and anti-skid bulges are uniformly distributed on the outer side surface of the lantern ring.

Through adopting above-mentioned technical scheme, the equipartition has the non slipping spur on the lateral surface of the lantern ring, uses when supplying the workman to step on the ladder, and the non slipping spur can prevent to take place the condition that the hand is smooth when constructor steps on the ladder, arouses dangerous accident.

The present invention may be further configured in a preferred embodiment as: the cross bar is provided with a strapping tape.

Through adopting above-mentioned technical scheme, set up the strapping on the horizontal pole, the constructor of being convenient for has used up the utility model discloses accomodate afterwards, it is also convenient the utility model discloses a remove.

The present invention may be further configured in a preferred embodiment as: the pedal comprises a pipe body in threaded connection with the cylindrical threaded section and a plate body fixedly connected with the outer side face of the pipe body;

the pipe body and the cylindrical thread section are coaxial.

Through adopting above-mentioned technical scheme, through the cooperation of body and screw thread, and the screw thread has the effect of auto-lock, takes place the restriction when can rotating the footboard. Avoid rotating too fast, lead to the lifting rope to take place to damage.

The present invention may be further configured in a preferred embodiment as: the surface of the pedal is a corrugated surface.

Through adopting above-mentioned technical scheme, set up to the ripple face on the footboard, can increase constructor foot and mark time direct frictional force, safer when stepping on.

To sum up, the utility model discloses a following at least one useful technological effect:

1. the rotatable pedal is added on the cross rod, when the pedal is rotated to abut against the stop lever, the pedal is in a horizontal state, and is trampled by constructors, so that the bearing area of feet can be increased, and the constructors can climb the ladder or can be safer when in construction operation;

2. the utility model discloses still set up to the ripple face on the footboard, increase the frictional force between foot and the footboard, stand more stably, be difficult for taking place dangerous accident.

Drawings

Fig. 1 is a schematic perspective view of an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of a cross bar in an embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a pedal in an embodiment of the present invention.

Fig. 4 is a schematic perspective view of the bundled three-dimensional structure of the embodiment of the present invention.

Reference numerals: 11. the telescopic rod, 12, the lantern ring, 13, the lifting rope, 21, the cross rod, 22, the cylindrical thread section, 23, the pin, 31, the footboard, 32, the through-hole, 41, the shrink inserted bar, 111, the bearing branch pole, 112, the non-slip mat piece, 113, spacing hole, 114, spacing bolt, 115, the warning pole, 121, the non-slip raised, 24, strapping, 311, the body, 312, the plate body.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The embodiment of the utility model discloses fishing rod ladder belongs to the technical field of the instrument of ascending a height, and it has had dangerous high shortcoming when having solved current fishing rod ladder and use, and its foot that can increase constructor and the area of contact of fishing rod ladder have can reduce dangerous advantage.

Referring to fig. 1 and 2, a fishing rod ladder disclosed in the embodiments of the present invention comprises a telescopic rod 11, a sleeve 12, a cross rod 21, a cylindrical thread section 22, a pedal 31, a retractable rod 41, and the like. A plurality of lantern rings 12 are sleeved on the telescopic rod 11 at intervals, two ends of the cross rod 21 are detachably connected with the lantern rings 12 on two sides respectively, cylindrical thread sections 22 are symmetrically arranged on the cross rod 21, the pedal 31 is in threaded connection with the cylindrical thread sections 22 on the cross rod 21, and the shrinkage insertion rods 41 are symmetrically arranged on two sides of the cross rod 21.

The telescopic link 11 is made by a plurality of bodys, and the head links to each other between every body, and is equipped with the jack on the body for the shrink inserted bar 41 inserts, when the extension ladder used, can avoid the telescopic link to take place the condition of shrink.

The lantern ring 12 is sleeved on the tube body of the telescopic rod 11 and is in interference fit with the telescopic rod 11. The lantern ring 12 is a cylinder made of insulating rubber material, and the side wall of the lantern ring 12 is attached to the outer surface of the telescopic rod 11 and used for installing the cross rod 21.

The telescopic rod 11 is further provided with a lifting rope 13, the non-joint pipe body is fixedly connected with the lifting rope 13, the other end of the lifting rope 13 is connected with the pedal 31, and the lifting rope 13 can be made of plastic-coated steel wire ropes.

When the telescopic rod 11 is in a contracted state, the lifting rope 13 is also in a loose state, the pedal 31 is in a state parallel to the axis of the telescopic rod 11 due to the fact that the pedal 31 does not have the tension effect of the lifting rope 13, when the telescopic rod 11 is extended, the previous section of pipe body drives the lifting rope 13 to move, tension is provided for the pedal 31 after the lifting rope 13 is tensioned, and therefore the pedal 31 is driven to rotate around the cylindrical threaded section 22, then the pedal is in a state perpendicular to the axis of the telescopic rod 11, and the pedal is used for a worker to climb the ladder or perform maintenance operation.

The rectangular pole that horizontal pole 21 epoxy pole was made, its both ends and lantern ring 21 can be dismantled and be connected, and the connected mode is fixed with the rivet after bolted connection or the joint, and horizontal pole 21 can remove along with the removal of lantern ring 12. The cross bar 21 may serve as a support bar for the pedal 31 to provide a supporting force. Two sides of the cross bar 21 are horizontally and symmetrically provided with stop rods 23, and the axes of the stop rods 23 are obliquely intersected with the axis of the cross bar 21. The stop lever 23 is used for abutting against the pedal 31, so that accidents caused by overlarge rotation angle and inclination of the direction are avoided. When the pedal 31 is rotated to the horizontal state, the bottom surface of the pedal 31 abuts on one end of the stopper rod 23.

Cylindrical threaded sections 22 are provided on both sides of the crossbar 21 near the ends for mounting the pedals 31. When the pedal 31 rotates around the axis of the cross rod 21 to be in a horizontal state, the cylindrical threaded section 22 can limit the transverse displacement of the pedal 31, so that the pedal is prevented from sliding on the cross rod 21, and potential safety hazards are avoided.

Referring to fig. 1 and 3, the pedal 31 is in threaded connection with the cylindrical threaded section 22 on the cross bar 21, that is, two sides of the bottom surface of the pedal are respectively provided with a circular tube structure in rotational connection with the cylindrical threaded section 22, and threads are arranged in the circular tube to be matched with the cylindrical threaded section 22. The top surface of the pedal 31 is used for the foot of a constructor to step on the ladder, through holes 32 are symmetrically arranged on the pedal 31, the through holes 32 are positioned on the pedal 31 and close to the direction of the lantern ring 12, the other end of the lifting rope 13 penetrates through the through holes 32 and then is fixed on the pedal 31, and the lifting rope 13 can be fixed on the pedal 31 in a ribbon fixing and welding mode.

The retractable insertion rods 41 are symmetrically arranged on two sides of the cross rod 21, and similar to the plug pin structure, one end of the retractable insertion rod 41 penetrates through the lantern ring 12 and enters the jack on the tube body of the retractable rod 11 to limit the retractable rod 11 after retraction.

When constructor uses the embodiment of the utility model discloses a fishing rod ladder carries out construction or maintenance operation among the electric power engineering, at first, pulls out the body of telescopic link 11 in proper order to carry on spacingly to it with shrink inserted bar 41, extend suitable length as 4 layers of footboard with telescopic link 11 according to the construction needs can, and support the lower extreme on it and lean on the wall.

When the telescopic rod 11 extends, the cross rod 21 also rises along with the movement of the tube body of the telescopic rod 11, the tube body of the upper layer drives the lifting rope 13 to move upwards, along with the movement of the lifting rope 13, tension is gradually provided for the pedal 31, the pedal 31 rotates around the axis of the cross rod 21, and when the telescopic rod is rotated to the horizontal state, the bottom surface of the pedal is blocked by the stop rod 23 and does not rotate any more. When all the pedals are turned to be in a horizontal state and the safety is confirmed, the constructor can climb the ladder and step on the pedals 31 to perform operation. When stored, the process is opposite to that when in use.

In addition, in order to avoid supporting all the weight only by the bottom end of the telescopic rod 11, the bottom of the telescopic rod 11 is transversely provided with a bearing support rod 111, the bearing support rod 111 is fixedly connected with the bottom ends of the two telescopic rods 11 at the two sides of the bearing support rod 111, the two ends of the bearing support rod 111 are also provided with anti-skid blocks 112, and the anti-skid blocks 112 are made of rubber and are wear-resistant and anti-skid. When constructors construct, because the fishing rod ladder leans against the wall in an inclined mode, horizontal component force can be generated by the fishing rod ladder and manual gravity, the contact area and friction force can be increased through the anti-skid cushion blocks 112, the anti-skid effect is achieved, and safety performance is improved.

In the construction process, the angle of the included angle between the fishing rod ladder and the wall surface changes, and in order to adapt to different angles, referring to fig. 3, a plurality of limiting holes 113 can be circumferentially formed in the anti-skid pad block 112, and meanwhile, the anti-skid pad block 112 is provided with limiting bolts 114 which are matched with the limiting holes 113 in a penetrating manner. After the angle is changed, the anti-skid block 112 is adjusted, and then the limit bolt 114 is inserted into the limit hole 113 after passing through the anti-skid block 112.

In order to prevent people from standing on the cross rod 21 of the telescopic rod 11 close to the top, which causes the people to be too close to the wall, the operation is inconvenient, and safety accidents are easy to happen, a warning rod 115 can be transversely arranged on the telescopic rod 11 close to the top. Referring to fig. 1 and 2, the warning rod 115 may be a rectangular rod or a cylindrical rod, and its surface is coated with red or red-yellow paint to provide a striking warning function.

In order to further improve the safety performance and prevent safety accidents caused by hand slip when constructors climb the ladder, the antiskid projections 121 can be arranged on the outer side surfaces of the lantern rings 12, referring to fig. 4, the surfaces of the antiskid projections 121 are concave-convex corrugated surfaces, so that the constructors can conveniently hold the antiskid projections, the occurrence of hand slip is not easy, and the use safety is improved.

In addition, for the convenience of the embodiment of the present invention discloses a fishing rod ladder to take in and move, a strapping 24 can be arranged on the cross rod 21, referring to fig. 4, when the utility model discloses use up the back and need take in, the back is withdrawed to the telescopic link 11, and the strapping 24 is tied up tightly after walking around all cross rods 21. When it is necessary to use, the binding band 24 is detached.

In addition, for making the footboard 31 more convenient and firm install on horizontal pole 21, and provide safe trampling plane for the constructor, set up the footboard 31 into the structure of compriseing body 311 and plate body 312, refer to fig. 2, body 311 and cylindrical screw thread section 22 threaded connection, its axis and cylindrical screw thread section 22's axis collineation, and plate body 312 and body 311's lateral surface fixed connection, the connected mode is welding or integrated into one piece. During installation, after one end of the cross rod 21 penetrates through the pipe body 311, the pipe body 311 is sleeved on the cylindrical threaded section 22, and the plate body 312 can rotate by taking the axis of the cylindrical threaded section 22 as a rotating shaft.

Further, for the frictional force of the constructor when standing on footboard 31 that increases, improve constructor's security, can establish to the ripple face on the surface of footboard 31, refer to fig. 3, the ripple face is compared and can be bigger in the planar frictional force of level and smooth board for constructor is more steady when standing on footboard 31, and the difficult condition that leads to the incident that takes place constructor's foot slip.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (8)

1. A fishing rod ladder, comprising:

two telescopic rods (11) which are arranged in parallel;

a plurality of lantern rings (12) sleeved on the telescopic rod (11);

a lifting rope (13) with one end connected with the telescopic rod (11);

a plurality of cross rods (21), wherein two ends of each cross rod are respectively detachably connected with the lantern rings (12) on two sides;

the cylindrical thread sections (22) are symmetrically arranged on the cross rod (21);

the stop rods (23) are horizontally and symmetrically arranged on the cross rod (21), and the axes of the stop rods are obliquely crossed with the axis of the cross rod (21);

the pedal (31) is in threaded connection with the cylindrical threaded section (22) on the cross rod (21);

the through holes (32) are symmetrically formed in the pedal (31) at positions close to the lantern ring (12), and the other end of the lifting rope (13) penetrates through the through holes (32) and then is connected with the pedal (31); and

the retractable inserting rods (41) are symmetrically arranged on two sides of the cross rod (21) and used for limiting the retractable rod (11).

2. A fishing rod ladder as claimed in claim 1, wherein: the bottom of the telescopic rod (11) is provided with a bearing support rod (111), and two ends of the bearing support rod (111) are provided with anti-skid cushion blocks (112);

the bearing support rod (111) is parallel to the cross rod (21).

3. A fishing rod ladder as claimed in claim 2, wherein: spacing holes (113) are uniformly distributed in the anti-slip cushion block (112) along the circumferential direction, and spacing bolts (114) matched with the spacing holes (113) are arranged on the anti-slip cushion block (112).

4. A fishing rod ladder as claimed in claim 1, wherein: and a warning rod (115) is transversely arranged at a position, close to the top, on the telescopic rod (11).

5. A fishing rod ladder as claimed in claim 1, wherein: and anti-skid protrusions (121) are uniformly distributed on the outer side surface of the lantern ring (12).

6. A fishing rod ladder as claimed in claim 1, wherein: the cross bar (21) is provided with a strapping tape (24).

7. A fishing rod ladder as claimed in claim 1, wherein: the pedal (31) comprises a pipe body (311) in threaded connection with the cylindrical threaded section (22) and a plate body (312) fixedly connected with the outer side face of the pipe body (311);

the pipe body (311) and the cylindrical threaded section (22) are coaxial.

8. A fishing rod ladder as claimed in claim 1, wherein: the surface of the pedal (31) is a corrugated surface.

Images