CN211819172U - Be used for bank supervisory equipment maintenance with folding cat ladder of carrying of being convenient for - Google Patents

Abstract

The utility model discloses a cat ladder that is used for bank supervisory equipment maintenance to fold with being convenient for to carry, including the first extension bar of bottom plate, second extension bar and fourth extension bar, the handrail is installed in the lateral wall slope of bottom plate one side, and all installs the universal wheel in four corners of bottom plate bottom, the intermediate position department on bottom plate top installs the device shell, and the inside bottom plate top of device shell is close to the vertical second fixed block of evenly installing of one end of handrail, the top of second fixed block articulates through the second rotation axis has first extension bar, first ratchet buckle is installed on the top of first extension bar, and the one end that first extension bar was kept away from to first ratchet buckle installs the second extension bar. This a cat ladder that is used for bank supervisory equipment maintenance to carry with folding promotes the universal wheel through the handrail and pushes away the device to the position that needs maintenance supervisory equipment, and rethread bolt promotes the supporting legs with bottom plate jack-up, can fix the device in the position of maintenance, more convenient use.

Description

Be used for bank supervisory equipment maintenance with folding cat ladder of carrying of being convenient for

Technical Field

The utility model relates to a maintenance of equipment technical field specifically is a cat ladder that is used for bank supervisory equipment maintenance to carry with being convenient for fold.

Background

The ladder is daily life apparatus, does the limit by two long thick poles, the middle horizontal pole that is fit for the climbing that crosses for the climbing, early ladder generally is timber preparation, along with metal industry's development, now utilize aluminium alloy material more, the aluminium alloy ladder has lightly, and is pleasing to the eye, durable characteristics, and the cost is not high, so by the wide use, the tradition is used for bank supervisory equipment maintenance to satisfy people's user demand basically with folding ladder that carries of being convenient for, but still has certain problem, concrete problem as follows:

1. most of ladder stands which are convenient to fold and carry and used for maintaining bank monitoring equipment in the current market are heavy and inconvenient to carry in the using process, and need to be manually supported at the bottom of a ladder to be stable, so that certain potential safety hazards are caused;

2. at present, when a plurality of monitoring devices need to be maintained when most of folded and portable crawling ladders for maintaining the monitoring devices of banks in the market are used for maintaining the monitoring devices, a maintenance worker needs to climb down the crawling ladder to move the crawling ladder to the next position for maintenance after one monitoring device is maintained, and time is wasted;

3. most of the cat ladders that are used for bank supervisory equipment maintenance to carry with folding of being convenient for need climb to certain height and maintain when the maintenance workman maintains supervisory equipment in the existing market, and current cat ladder foot is stepped on the position and is narrower, is difficult for mastering body balance, does not have the guarantee to maintenance workman's personal safety.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cat ladder that is used for bank supervisory equipment maintenance to carry with being convenient for fold to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a foldable and portable ladder stand for maintaining bank monitoring equipment comprises a bottom plate first extension bar, a second extension bar and a fourth extension bar, wherein a handrail is obliquely installed on the side wall of one side of the bottom plate, universal wheels are installed at four corners of the bottom end of the bottom plate, a device shell is installed at the middle position of the top end of the bottom plate, a second fixing block is vertically and uniformly installed at one end, close to the handrail, of the top end of the bottom plate inside the device shell, the top end of the second fixing block is hinged with the first extension bar through a second rotating shaft, a first ratchet buckle is installed at the top end of the first extension bar, a second extension bar is installed at one end, away from the first extension bar, of the first ratchet buckle, a fourth tread plate is uniformly hinged to the side wall of the inner side of the second extension bar through a hinged shaft, and a second connecting rod is hinged to the side wall, away from the two sides, the top of the inboard lateral wall of second extension bar transversely articulates through the articulated shaft has the third fixed connecting rod, the vertical even installation in top of the inside bottom plate of handrail is kept away from to the device shell has first fixed block, the top of first fixed block articulates through first rotation axis has the fourth extension bar.

Preferably, the four corners at the top end of the bottom plate are all provided with bolts penetrating through the bottom plate, and the bottom ends of the bolts are provided with supporting legs.

Preferably, the inboard lateral wall of first extension bar evenly transversely articulates through the articulated shaft has first step, and the both sides lateral wall that first extension bar was kept away from to first step articulates through the articulated shaft has first connecting rod, the top of first connecting rod articulates through the articulated shaft has the third jack catch.

Preferably, the inboard lateral wall of fourth extension bar evenly transversely articulates through the articulated shaft has the third step, and the third step is kept away from the lateral wall of the both sides of fourth extension bar and is violently articulated through the articulated shaft have the third connecting rod, the top that universal wheel one end was kept away from to the fourth extension bar articulates through the articulated shaft has the second jack catch.

Preferably, the fourth extension bar is kept away from the top of first rotation axis one end and is installed the second ratchet buckle, and the second ratchet buckle keeps away from the one end of fourth extension bar and installs the third extension bar, the inboard lateral wall of third extension bar articulates through the articulated shaft has the second tread, the lateral wall that third extension bar both sides were kept away from to the second tread articulates through the articulated shaft has first jack catch, the inside top of third extension bar transversely installs the kelly.

Preferably, the middle positions of the two sides of the second extension bar and the third extension bar are provided with first fixing connecting rods, and the middle positions of the two sides of the first extension bar and the fourth extension bar are provided with second fixing connecting rods.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the device is pushed to the position of monitoring equipment to be maintained by pushing the universal wheel through the handrail and then jacking the bottom plate by pushing the supporting leg through the bolt by installing the bottom plate, the handrail, the bolt, the supporting leg and the universal wheel, so that the universal wheel is suspended, the device can be fixed at the position of maintenance, and the use is more convenient;

2. meanwhile, the device is provided with a first pedal, a second connecting rod, a second pedal, a first jaw, a third fixed connecting rod, a second jaw, a third jaw and a fourth pedal, the first jaw and the second connecting rod are fixed on the third fixed connecting rod, the second pedal and the fourth pedal are opened through pulling force, the second jaw and the third jaw are respectively fixed on the second pedal and the fourth pedal, and the first pedal and the third pedal are opened through the pulling force, so that the device can stand more stably and safely when in use;

3. simultaneously, the device loosens the supporting legs through the bolt by installing the bottom plate, the handrail, the bolt, the supporting legs and the universal wheels, then the supporting legs are pushed by the handrail to drive the universal wheels to move, the device is pushed to the next maintenance position to be maintained, so that maintenance personnel can move under the help of other people, and the time can be effectively saved.

Drawings

FIG. 1 is a front view of the cross-sectional structure of the present invention;

FIG. 2 is a right side view of the structure of the present invention;

FIG. 3 is an enlarged view of the portion A of FIG. 1 according to the present invention;

FIG. 4 is an enlarged view of the portion B of FIG. 1 according to the present invention;

fig. 5 is an enlarged schematic view of the part C in fig. 1 according to the present invention.

In the figure: 1. a base plate; 2. a handrail; 3. a first extension bar; 4. a first tread plate; 5. a first link; 6. A first ratchet wheel buckle; 7. a second extension bar; 8. a first fixed link; 9. a second link; 10. a second pedal; 11. a third extension bar; 12. a third link; 13. a second fixed link; 14. a first rotating shaft; 15. a bolt; 16. supporting legs; 17. a first fixed block; 18. a universal wheel; 19. a fourth extension bar; 20. a second rotation shaft; 21. a second fixed block; 22. a device housing; 23. a first jaw; 24. a clamping rod; 25. a third fixed link; 26. a third pedal; 27. a second jaw; 28. a second ratchet wheel buckle; 29. a third jaw; 30. and a fourth pedal.

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.

Referring to fig. 1-5, the present invention provides an embodiment: a ladder stand which is used for maintaining bank monitoring equipment and is convenient to fold and carry comprises a bottom plate 1, a first extension bar 3, a second extension bar 7 and a fourth extension bar 19, wherein a handrail 2 is obliquely arranged on the side wall of one side of the bottom plate 1;

bolts 15 penetrating through the bottom plate 1 are arranged at four corners of the top end of the bottom plate 1, and supporting legs 16 are arranged at the bottom ends of the bolts 15, so that the device is convenient to fix;

universal wheels 18 are mounted at four corners of the bottom end of the bottom plate 1, a device shell 22 is mounted in the middle of the top end of the bottom plate 1, a second fixing block 21 is vertically and uniformly mounted at one end, close to the handrail 2, of the top end of the bottom plate 1 inside the device shell 22, and a first extension bar 3 is hinged to the top end of the second fixing block 21 through a second rotating shaft 20;

the inner side wall of the first extension bar 3 is transversely hinged with a first pedal 4 through a hinge shaft, the side walls of the two sides of the first pedal 4 far away from the first extension bar 3 are hinged with a first connecting rod 5 through the hinge shaft, and the top end of the first connecting rod 5 is hinged with a third clamping jaw 29 through the hinge shaft;

a first ratchet wheel buckle 6 is arranged at the top end of the first extension bar 3, and a second extension bar 7 is arranged at one end, far away from the first extension bar 3, of the first ratchet wheel buckle 6;

the middle positions of the two sides of the second extension bar 7 and the third extension bar 11 are provided with a first fixed connecting rod 8, and the middle positions of the two sides of the first extension bar 3 and the fourth extension bar 19 are provided with a second fixed connecting rod 13, so that the device is more stable;

the side wall of the inner side of the second extension bar 7 is uniformly hinged with a fourth pedal 30 through a hinged shaft, the side wall of the fourth pedal 30 far away from the two sides of the second extension bar 7 is hinged with a second connecting rod 9 through a hinged shaft, the top end of the side wall of the inner side of the second extension bar 7 is transversely hinged with a third fixed connecting rod 25 through a hinged shaft, the top end of the device shell 22 far away from the bottom plate 1 in the handrail 2 is vertically and uniformly provided with a first fixed block 17, and the top end of the first fixed block 17 is hinged with a fourth extension bar 19 through a first rotating shaft 14;

the inner side wall of the fourth extension bar 19 is transversely hinged with a third pedal 26 through a hinge shaft, the side walls of the third pedal 26 far away from the two sides of the fourth extension bar 19 are transversely hinged with a third connecting rod 12 through the hinge shaft, and the top end of the fourth extension bar 19 far away from one end of the universal wheel 18 is hinged with a second clamping jaw 27 through the hinge shaft, so that the treading part of the device can be firmer;

the fourth extension bar 19 is kept away from the top of first rotation axis 14 one end and is installed second ratchet buckle 28, and the one end that fourth extension bar 19 was kept away from to second ratchet buckle 28 is installed third extension bar 11, the inboard lateral wall of third extension bar 11 articulates through the articulated shaft has second pedal 10, the lateral wall that third extension bar 11 both sides were kept away from to second pedal 10 articulates through the articulated shaft has first jack catch 23, the inside top of third extension bar 11 is transversely installed kelly 24, be convenient for accomodating of device when using.

The working principle is as follows: when the foldable and portable ladder stand for maintaining bank monitoring equipment is used, the handrail 2 pushing device reaches the position of monitoring equipment to be maintained, the supporting legs 16 are driven to be tightly attached to the ground by screwing the bolts 15, the foldable and portable ladder stand can be fixed at the maintenance position, after the fixing is finished, the first extension bar 3 is lifted up through the second rotating shaft 20 on the second fixing block 21, the second extension bar 7 is lifted up to a certain position through the first ratchet buckle 6, the fourth extension bar 19 is lifted up through the first rotating shaft 14 on the first fixing block 17, the third extension bar 11 is lifted up to a certain position through the second ratchet buckle 28, the third fixing connecting rod 25 on the second extension bar 7 is buckled on the clamping rod 24, the first fixing connecting rod 8 and the second fixing connecting rod 13 are fixed, after the fixing is finished, the third fixing connecting rod 25 is fixed through the first clamping jaw 23 and the second connecting rod 9, open second pedal 10 and fourth pedal 30 through the pulling force, rethread second jack catch 27 and third jack catch 29 are fixed respectively on second pedal 10 and fourth pedal 30, open first pedal 4 and third pedal 26 through the pulling force, use the back and pack up third pedal 26 and first pedal 4 respectively through loosening second jack catch 27 and third jack catch 29, rethread first jack catch 23 and second connecting rod 9 pack up second pedal 10 and fourth pedal 30 respectively, rethread first ratchet buckle 6 and second ratchet buckle 28 pack up second extension bar 7 and second pedal 10 respectively, rethread first rotation axis 14 and second rotation axis 20 are received first extension bar 3 and fourth extension bar 19 inside device shell 22 respectively, it is above the utility model discloses a whole theory of operation.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. The utility model provides a cat ladder that is used for bank supervisory equipment maintenance to carry with being convenient for fold, includes bottom plate (1) first extension bar (3), second extension bar (7) and fourth extension bar (19), its characterized in that: the handrail (2) is obliquely installed on the side wall of one side of the bottom plate (1), universal wheels (18) are installed at four corners of the bottom end of the bottom plate (1), a device shell (22) is installed at the middle position of the top end of the bottom plate (1), a second fixing block (21) is vertically and uniformly installed at one end, close to the handrail (2), of the top end of the bottom plate (1) inside the device shell (22), a first extension bar (3) is hinged to the top end of the second fixing block (21) through a second rotating shaft (20), a first ratchet buckle (6) is installed at the top end of the first extension bar (3), a second extension bar (7) is installed at one end, far away from the first extension bar (3), of the first ratchet buckle (6), a fourth pedal (30) is uniformly hinged to the side wall of the inner side of the second extension bar (7) through a hinge shaft, and a second connecting rod (9) is hinged to the side wall, far away from two sides of the second extension bar, the top of the inboard lateral wall of second extension bar (7) transversely articulates through the articulated shaft has third fixed connecting rod (25), the vertical even installation in top of handrail (2) inside bottom plate (1) is kept away from in device shell (22) has first fixed block (17), the top of first fixed block (17) articulates through first rotation axis (14) has fourth extension bar (19).

2. The ladder stand convenient to fold and carry for maintenance of bank monitoring equipment as claimed in claim 1, is characterized in that: four corners on bottom plate (1) top all install bolt (15) that run through bottom plate (1), and supporting legs (16) are installed to the bottom of bolt (15).

3. The ladder stand convenient to fold and carry for maintenance of bank monitoring equipment as claimed in claim 1, is characterized in that: the lateral wall of the inboard of first extension bar (3) evenly transversely articulates through the articulated shaft has first step board (4), and just first step board (4) keep away from the both sides lateral wall of first extension bar (3) and articulate through the articulated shaft has first connecting rod (5), the top of first connecting rod (5) articulates through the articulated shaft has third jack catch (29).

4. The ladder stand convenient to fold and carry for maintenance of bank monitoring equipment as claimed in claim 1, is characterized in that: the inboard lateral wall of fourth extension bar (19) evenly transversely articulates through the articulated shaft has third step (26), and third step (26) keep away from the both sides lateral wall of fourth extension bar (19) and transversely articulate through the articulated shaft has third connecting rod (12), the top that universal wheel (18) one end was kept away from in fourth extension bar (19) articulates through the articulated shaft has second jack catch (27).

5. The ladder stand convenient to fold and carry for maintenance of bank monitoring equipment as claimed in claim 1, is characterized in that: the top that first rotation axis (14) one end was kept away from in fourth extension bar (19) installs second ratchet buckle (28), and second ratchet buckle (28) keep away from the one end of fourth extension bar (19) and install third extension bar (11), the inboard lateral wall of third extension bar (11) articulates through the articulated shaft has second pedal (10), the lateral wall that third extension bar (11) both sides were kept away from in second pedal (10) articulates through the articulated shaft has first jack catch (23), kelly (24) are transversely installed on the inboard top of third extension bar (11).

6. The ladder stand convenient to fold and carry for maintenance of bank monitoring equipment as claimed in claim 1, is characterized in that: the middle position department of second extension bar (7) and third extension bar (11) both sides sets up and is connected with first fixed connecting rod (8), the middle position department of first extension bar (3) and fourth extension bar (19) both sides sets up and is connected with second fixed connecting rod (13).

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