CN214659884U

CN214659884U - Fire engineering uses portable cat ladder

Info

Publication number: CN214659884U
Application number: CN202120274205.4U
Authority: CN
Inventors: 邱海兵; 冯素娟; 武宜青; 印学冬
Original assignee: Jiangsu Tengxiang Construction Engineering Co ltd
Current assignee: Jiangsu Tengxiang Construction Engineering Co ltd
Priority date: 2021-01-30
Filing date: 2021-01-30
Publication date: 2021-11-09
Anticipated expiration: 2031-01-30

Abstract

The utility model belongs to the technical field of fire engineering equipment, especially, be a portable cat ladder for fire engineering, including first stand, the tip of first stand is connected with the second stand through hinge rotation, the equal fixedly connected with fixed block in surface of first stand and second stand, the fixed surface of fixed block is connected with first foot bar, the surface of first stand and second stand is provided with the bolt. The utility model discloses a first stand and second stand rotate to be connected, it is convenient folding to this cat ladder, drive the pull rod through the pulling handle and slide in the inside of connecting block, through pull rod surface coupling spring, utilize the elasticity resilience extrusion stopper of spring, and then it is fixed to drive the slot chucking that the lug on stopper surface corresponds the inserted block surface, thereby open this cat ladder, the pulling handle makes lug and slot separation can when folding, this simple structure, convenient operation effectively reduces the occupation space of cat ladder, conveniently carry and accomodate.

Description

Fire engineering uses portable cat ladder

Technical Field

The utility model relates to a fire engineering equipment technical field specifically is a fire engineering uses portable cat ladder.

Background

Maintenance work personnel can use the fire engineering cat ladder when the maintenance work progress, and the cat ladder generally includes two stands and the fixed pedal pole that sets up between two stands of even interval, and the fire fighter is putting out a fire or is overhauing whether certain higher place has the potential safety hazard, need use the cat ladder usually, but current cat ladder has following problem:

1. in the prior art, the ladder stand for fire fighting is large in size, inconvenient to fold and store and inconvenient to carry, so that fire fighting rescue is influenced;

2. at present, most of the lengths of the fire ladder are fixed, the length of the fire ladder is inconvenient to adjust according to the field situation, and the use flexibility is poor.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a portable cat ladder for fire engineering has solved among the prior art for the fire control cat ladder volume great, inconvenient folding accomodating, leads to carrying very inconvenient to influence the fire rescue, the most length of using the fire cat ladder at present is fixed, and inconvenient carry out length adjustment according to the site conditions, uses the relatively poor problem of flexibility.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a portable ladder stand for fire engineering comprises a first stand column, wherein the end part of the first stand column is rotatably connected with a second stand column through a hinge, fixed blocks are fixedly connected to the surfaces of the first stand column and the second stand column, a first pedal rod is fixedly connected to the surface of each fixed block, bolts are arranged on the surfaces of the first stand column and the second stand column, a sliding groove is formed in one side surface of each of the first stand column and the second stand column, a third stand column is slidably connected to the inside of the sliding groove, an adjusting hole is formed in the surface of each of the third stand column, a second pedal rod is fixedly connected to one side of each of the two third stand columns, an inserting block is fixedly connected to the surface of the first stand column, an inserting groove is formed in one side surface of the inserting block, a connecting block is fixedly connected to the surface of the second stand column, a pull rod is slidably connected to the inside of the connecting block, and a limiting block is fixedly connected to the surface of the pull rod, the bottom sliding connection second stand of stopper, the surperficial sliding connection spring of pull rod, one side fixedly connected with lug of stopper.

As an optimal technical scheme of the utility model, the surface of first foot bar and second foot bar all is provided with anti-skidding line, first foot bar and second foot bar are equidistant distribution and set up.

As a preferred technical scheme of the utility model, the quantity of bolt is two, the shape of bolt is the hexagon shape.

As an optimal technical scheme of the utility model, regulation hole and bolt looks adaptation, regulation hole symmetric distribution is on the surface of third stand.

As an optimal technical scheme of the utility model, the pull rod is composite steel material, the tip fixedly connected with handle of pull rod.

As a preferred technical scheme of the utility model, the one end fixed connection stopper of spring, the other end fixed connection connecting block of spring.

Three beneficial effects

Compared with the prior art, the utility model provides a fire engineering uses portable cat ladder possesses following beneficial effect:

1. this portable cat ladder for fire engineering, rotate through first stand and second stand and connect, it is convenient folding to this cat ladder, it slides in the inside of connecting block to drive the pull rod through the pulling handle, through pull rod surface coupling spring, utilize the elasticity resilience of spring to extrude the stopper, and then it is fixed to drive the slot chucking that the lug on stopper surface corresponds the inserted block surface, thereby open this cat ladder, pulling handle when folding make lug and slot separation can, this simple structure, convenient operation, effectively reduce the occupation space of cat ladder, conveniently carry and accomodate.

2. This portable cat ladder for fire engineering slides in the inside of spout through the pulling third stand, and it is spacing to fix the third stand through the regulation pore pair third stand that manual rotation bolt corresponds the third stand surface, and then conveniently adjusts the length of this cat ladder, connects the second foot bar through two third stands, makes things convenient for the staff to trample the second foot bar and scrambles, through this structure, effectively improves the use flexibility of this cat ladder.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a side view of the ladder stand of the present invention;

fig. 3 is a rear view of the ladder stand of the present invention.

In the figure: 1. a first upright post; 2. a second upright post; 3. a fixed block; 4. a first pedal lever; 5. a bolt; 6. a chute; 7. a third column; 8. an adjustment hole; 9. a second pedal lever; 10. inserting a block; 11. a slot; 12. connecting blocks; 13. a pull rod; 14. a handle; 15. a limiting block; 16. a spring; 17. and (4) a bump.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-3, the present invention provides the following technical solutions: a portable ladder stand for fire engineering comprises a first upright post 1, the end part of the first upright post 1 is rotatably connected with a second upright post 2 through a hinge, the surfaces of the first upright post 1 and the second upright post 2 are fixedly connected with a fixed block 3, the surface of the fixed block 3 is fixedly connected with a first pedal rod 4, the surfaces of the first upright post 1 and the second upright post 2 are provided with bolts 5, one side surfaces of the first upright post 1 and the second upright post 2 are provided with a chute 6, the inside of the chute 6 is slidably connected with a third upright post 7, the surface of the third upright post 7 is provided with an adjusting hole 8, one side of the two third upright posts 7 is fixedly connected with a second pedal rod 9, the surface of the first upright post 1 is fixedly connected with an insert block 10, one side surface of the insert block 10 is provided with an insert slot 11, the surface of the second upright post 2 is fixedly connected with a connecting block 12, the inside of the connecting block 12 is slidably connected with a pull rod 13, the surface of the pull rod 13 is fixedly connected with a limiting block 15, the bottom of the limiting block 15 is connected with the second upright post 2 in a sliding mode, the surface of the pull rod 13 is connected with the spring 16 in a sliding mode, and one side of the limiting block 15 is fixedly connected with the convex block 17.

In the embodiment, the ladder stand is conveniently folded by rotatably connecting the first stand column 1 and the second stand column 2, the pull rod 13 is driven to slide in the connecting block 12 by pulling the handle 14, the spring 16 is connected to the surface of the pull rod 13, the limiting block 15 is extruded by utilizing the elastic resilience of the spring 16, and then the lug 17 on the surface of the limiting block 15 is driven to be clamped and fixed in the slot 11 on the surface of the inserting block 10, so that the ladder stand is opened, the handle 14 is pulled to separate the lug 17 from the slot 11 during folding, the structure is simple, the operation is convenient, the occupied space of the ladder stand is effectively reduced, the ladder stand is convenient to carry and store, the third stand column 7 is pulled to slide in the slot 6, the third stand column 7 is fixed and limited by manually rotating the bolt 5 corresponding to the adjusting hole 8 on the surface of the third stand column 7, the length of the ladder stand is convenient to adjust, the second pedal rod 9 is connected with the two third stand columns 7, make things convenient for the staff to trample second foot bar 9 and scramble, through this structure, effectively improve the use flexibility of this cat ladder.

Specifically, the surfaces of the first pedal rod 4 and the second pedal rod 9 are both provided with anti-skid grains, and the first pedal rod 4 and the second pedal rod 9 are distributed at equal intervals.

In this embodiment, the surface through first foot rest 4 and second foot rest 9 sets up anti-skidding line, prevents that the staff from skidding when climbing the foot.

Specifically, the number of the bolts 5 is two, and the shape of the bolt 5 is a hexagonal shape.

In this embodiment, through the setting of bolt 5, it is convenient that manual twisting bolt 5 adjusts the length of third stand 7 to adjusting hole 8 and carries on spacingly.

Specifically, the adjusting holes 8 are matched with the bolts 5, and the adjusting holes 8 are symmetrically distributed on the surface of the third upright post 7.

In this embodiment, through the setting of regulation hole 8, conveniently correspond bolt 5 through regulation hole 8 and carry out the fixed spacing effect of installation to third stand 7.

Specifically, the pull rod 13 is made of composite steel material, and a handle 14 is fixedly connected to the end of the pull rod 13.

In this embodiment, adopt compound steel material through pull rod 13, and then improve the intensity of structure, improve the firmness.

Specifically, one end of the spring 16 is fixedly connected with the limiting block 15, and the other end of the spring 16 is fixedly connected with the connecting block 12.

In this embodiment, through the setting of spring 16, the stopper 15 is conveniently kick-backed to the elasticity through spring 16, drives the slot 11 chucking on the lug 17 corresponding inserted block 10 surface of stopper 15 tip and fixes.

The utility model discloses a theory of operation and use flow: when the ladder needs to be used, the first upright post 1 is rotated to ninety degrees, the pull rod 13 is driven to slide in the connecting block 12 by the pulling handle 14, the spring 16 is connected to the surface of the pull rod 13, the limiting block 15 is extruded by the elastic resilience of the spring 16, and then the convex block 17 on the surface of the limiting block 15 is driven to be tightly clamped and fixed in the slot 11 on the surface of the inserting block 10, so that the ladder is opened, when the ladder needs to be folded and stored, the pull handle 14 is pulled to separate the convex block 17 from the slot 11, the first upright post 1 is rotated to ninety degrees, the structure is simple, the operation is convenient, the occupied space of the ladder is effectively reduced, the ladder is convenient to carry and store, the third upright post 7 is pulled to slide in the sliding groove 6, the adjusting hole 8 on the surface of the third upright post 7 is fixed and limited by manually rotating the bolt 5, the length of the ladder is convenient to adjust, the second pedal rod 9 is connected with the two third upright posts 7, make things convenient for the staff to trample second foot bar 9 and scramble, through this structure, effectively improve the use flexibility of this cat ladder.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a fire engineering is with portable cat ladder, includes first stand (1), its characterized in that: the end part of the first stand column (1) is rotatably connected with a second stand column (2) through a hinge, the surfaces of the first stand column (1) and the second stand column (2) are fixedly connected with a fixed block (3), the surface of the fixed block (3) is fixedly connected with a first pedal rod (4), the surfaces of the first stand column (1) and the second stand column (2) are provided with bolts (5), one side surfaces of the first stand column (1) and the second stand column (2) are provided with sliding grooves (6), the inner part of each sliding groove (6) is slidably connected with a third stand column (7), the surface of each third stand column (7) is provided with an adjusting hole (8), one side of each of the two third stand columns (7) is fixedly connected with a second pedal rod (9), the surface of the first stand column (1) is fixedly connected with an insert block (10), one side surface of each insert block (10) is provided with an insert groove (11), the fixed surface of second stand (2) is connected with connecting block (12), the inside sliding connection of connecting block (12) has pull rod (13), the fixed surface of pull rod (13) is connected with stopper (15), the bottom sliding connection second stand (2) of stopper (15), the sliding surface connection spring (16) of pull rod (13), one side fixedly connected with lug (17) of stopper (15).

2. The portable ladder stand for fire fighting engineering according to claim 1, characterized in that: the surface of first foot bar (4) and second foot bar (9) all is provided with anti-skidding line, first foot bar (4) and second foot bar (9) are equidistant distribution setting.

3. The portable ladder stand for fire fighting engineering according to claim 1, characterized in that: the number of the bolts (5) is two, and the bolts (5) are in a hexagonal shape.

4. The portable ladder stand for fire fighting engineering according to claim 1, characterized in that: the adjusting holes (8) are matched with the bolts (5), and the adjusting holes (8) are symmetrically distributed on the surface of the third upright post (7).

5. The portable ladder stand for fire fighting engineering according to claim 1, characterized in that: the pull rod (13) is made of composite steel materials, and the end part of the pull rod (13) is fixedly connected with a handle (14).

6. The portable ladder stand for fire fighting engineering according to claim 1, characterized in that: one end of the spring (16) is fixedly connected with a limiting block (15), and the other end of the spring (16) is fixedly connected with the connecting block (12).