CN217998856U - Highway cat ladder with adjustment mechanism - Google Patents

Abstract

The utility model relates to a highway cat ladder with adjustment mechanism, including base and climbing frame, sliding connection between base and the climbing frame, the universal wheel is installed to the lower extreme of base, the spout has been seted up to the upper end of base, the climbing frame includes the bottom plate, through the cooperation sliding connection of spout and bottom plate between base and the climbing frame, the four corners threaded connection of bottom plate has the supporting rod, the upper end fixedly connected with of supporting rod supports rotatory carousel, the lower extreme of supporting rod rotates and is connected with the supporting shoe, the upper end welded fastening of bottom plate has the upper plate, the welding has the cat ladder between bottom plate and the upper plate, and the climbing frame can slide in the top of base, and the base can be fixed, and climbing frame accessible bottom plate locks, and the supporting shoe of climbing frame lower extreme can stretch out to support the bottom plate through the mode of rotatory carousel of supporting, and the people of top just so need not also can the adjusting position, has improved the efficiency of construction.

Description

Highway cat ladder with adjustment mechanism

Technical Field

The utility model relates to a building appliances technical field specifically is a highway cat ladder with adjustment mechanism.

Background

At present, in the increasingly competitive highway market, the investment of highway engineering projects is lower and lower, and the requirements are met according to design drawings and construction technical specifications. How to ensure the high quality and high efficiency of the highway construction; how to effectively combine the design concept with the construction site perfectly; how to complete the construction task on time according to quality and quantity can increase income, save expenditure and guarantee maximization of benefit is the most worth thinking of the highway engineering construction enterprises at present and is the problem that the constructors should think at the same time.

Chinese patent application No. CN201920713871.6 proposes a mobile ladder for construction site, and through the supporting vertical rod, the supporting vertical rod can be locked with the locking pin through the fixing pin provided therein, so that the whole linking structure is more reliable and firm, but the ladder is inconvenient to move, and the position of the ladder needs to be changed and only the whole ladder can be moved, so we need to propose a highway ladder with an adjusting mechanism.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a highway cat ladder with adjustment mechanism, the frame of climbing can slide in the top of base, and the base can be fixed, and climbs a bottom plate and lock, and the supporting shoe of climbing a lower extreme can stretch out to support the bottom plate through the mode of rotatory support rotary table, and the people of top just need not get off like this also can the adjusting position, has improved the efficiency of construction, solves 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: the utility model provides a highway cat ladder with adjustment mechanism, includes base and climbing frame, sliding connection between base and the climbing frame, the universal wheel is installed to the lower extreme of base, the spout has been seted up to the upper end of base, it includes the bottom plate to climb the frame, the base with climb and pass through the cooperation sliding connection of spout and bottom plate between the frame, the four corners threaded connection of bottom plate has supporting threaded rod, supporting threaded rod's upper end fixedly connected with supports rotary turntable, just supporting threaded rod's lower extreme rotates and is connected with the supporting shoe, the upper end welded fastening of bottom plate has the upper plate, the welding has the cat ladder between bottom plate and the upper plate.

Furthermore, four universal wheels are arranged on the universal wheels, the four universal wheels are distributed at four corners of the lower end of the base, and the universal wheels are self-locking universal wheels.

Further, the lower extreme of base still is provided with the fixed orifices, just the fixed orifices also is provided with four groups, just the fixed orifices is located the both sides of base, the base passes through fixed orifices cooperation staple fixed mounting on subaerial.

Further, two sets of limiting grooves which are symmetrically arranged are formed in the lower end of the sliding groove, pulleys are installed at the lower end of the bottom plate and are provided with a plurality of groups, and the pulleys are arranged in the limiting grooves.

Further, joint hole one has still been seted up to the upper end of base, just joint hole two has been seted up to the upper end correspondence of bottom plate, joint hole one and joint hole two all are provided with a plurality of groups, just arrange the setting for the equidistance between joint hole one and the joint hole two, the base with climb and put up through joint hole one and the locking of joint hole two cooperation gim pegs.

Furthermore, a threaded hole is formed in the bottom plate, the supporting threaded rod is in threaded connection with the bottom plate through the threaded hole, a rotating connecting block is integrally formed at the lower end of the supporting threaded rod, a rotating connecting hole is formed in the upper end of the supporting block, and the supporting threaded rod and the supporting block are in rotating connection through the matching of the rotating connecting block and the rotating connecting hole.

Furthermore, the upper plate is at least provided with two groups, and the outer side of the upper plate is welded with guard rails.

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

the utility model discloses the universal wheel is installed to the lower extreme of base, can let the support body remove through the universal wheel, and the base passes through fixed orifices cooperation staple fixed mounting subaerially, prevent that the base from sliding, the bottom plate can slide in the upper end of base through the pulley is better, through setting up joint hole one and joint hole two, can lock between base and the bottom plate, prevent to climb when the construction because the bottom plate slides, can let the supporting shoe shift up or move down through rotatory support rotary table, move down and can play the effect of support after contacting ground, and the four corners of bottom plate lower extreme is seted up flutedly, the supporting shoe can contract in the recess, can let the bottom plate control the sideslip like this, in-process at the construction like this, the base is fixed the back, can control the construction position and lead to the supporting shoe and support through the slip bottom plate about will climbing the frame, the efficiency of construction has been improved.

Drawings

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

FIG. 2 is a schematic structural view of the base of the present invention;

FIG. 3 is a schematic view of the structure of the bottom plate of the present invention;

fig. 4 is a schematic structural view of the rotary connecting block of the present invention;

fig. 5 is a schematic structural diagram of the supporting block of the present invention.

In the figure: 1. a base; 2. climbing a frame; 101. a universal wheel; 102. a chute; 103. a fixing hole; 104. a limiting groove; 105. a first clamping hole; 201. a base plate; 202. supporting the threaded rod; 203. Supporting the rotary turntable; 204. a support block; 205. an upper plate; 206. climbing a ladder; 207. a pulley; 208. a second clamping hole; 209. rotating the connecting block; 210. rotating the connecting hole; 211. and (5) protecting the fence.

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 a technical solution: a highway ladder with an adjusting mechanism comprises a base 1 and a climbing frame 2, wherein the base 1 is connected with the climbing frame 2 in a sliding mode, universal wheels 101 are mounted at the lower end of the base 1, four groups of universal wheels 101 are arranged on the universal wheels 101, the four groups of universal wheels 101 are distributed at four corners of the lower end of the base 1, and the universal wheels 101 are self-locking universal wheels;

the lower end of the base 1 is also provided with four groups of fixing holes 103, the fixing holes 103 are positioned at two sides of the base 1, and the base 1 is fixedly arranged on the ground through the fixing holes 103 matched with fixing nails to prevent the base 1 from sliding;

the upper end of the base 1 is provided with a chute 102, the climbing frame 2 comprises a bottom plate 201, the base 1 and the climbing frame 2 are in sliding connection through the matching of the chute 102 and the bottom plate 201, the lower end of the chute 102 is provided with two groups of limiting grooves 104 which are symmetrically arranged, the lower end of the bottom plate 201 is provided with a pulley 207, the pulley 207 is provided with a plurality of groups, the pulley 207 is arranged in the limiting groove 104, and the bottom plate 201 can better slide on the upper end of the base 1 through the arrangement of the pulley 207, so that the sliding is smoother;

the upper end of the base 1 is also provided with a first clamping hole 105, the upper end of the bottom plate 201 is correspondingly provided with a second clamping hole 208, the first clamping hole 105 and the second clamping hole 208 are provided with a plurality of groups, the first clamping hole 105 and the second clamping hole 208 are arranged at equal intervals, the base 1 and the climbing frame 2 are matched with a fixing bolt for locking through the first clamping hole 105 and the second clamping hole 208, the base 1 and the bottom plate 201 can be locked through the arrangement of the first clamping hole 105 and the second clamping hole 208, and the climbing frame 2 is prevented from sliding due to the bottom plate 201 during construction;

the four corners of the bottom plate 201 are connected with supporting threaded rods 202 in a threaded manner, the upper ends of the supporting threaded rods 202 are fixedly connected with supporting rotary turntables 203, the lower ends of the supporting threaded rods 202 are rotatably connected with supporting blocks 204, threaded holes are formed in the bottom plate 201, the supporting threaded rods 202 are in threaded connection with the bottom plate 201 through threaded holes, the lower ends of the supporting threaded rods 202 are integrally formed with rotary connecting blocks 209, rotary connecting holes 210 are formed in the upper ends of the supporting blocks 204, the supporting threaded rods 202 and the supporting blocks 204 are in matched rotary connection through the rotary connecting blocks 209 and the rotary connecting holes 210, the supporting blocks 204 can be moved upwards or downwards through the rotary supporting rotary turntables 203 and can play a supporting role after being moved downwards to contact with the ground, grooves are formed in the four corners of the lower end of the bottom plate 201, and the supporting blocks 204 can be retracted into the grooves, so that the bottom plate 201 can be moved transversely left and right;

an upper plate 205 is welded and fixed at the upper end of the bottom plate 201, a ladder 206 is welded between the bottom plate 201 and the upper plate 205, at least two groups of upper plates 205 are arranged, a protective guard 211 is welded on the outer side of the upper plate 205, a worker can stand at the upper end of the bottom plate 201 or the upper plate 205 for construction, and the protective guard 211 can protect the worker in construction.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides a highway cat ladder with adjustment mechanism, includes base (1) and climbs frame (2), its characterized in that: base (1) and climb sliding connection between frame (2), universal wheel (101) are installed to the lower extreme of base (1), spout (102) have been seted up to the upper end of base (1), it includes bottom plate (201) to climb frame (2), base (1) and the cooperation sliding connection who climbs between frame (2) through spout (102) and bottom plate (201), the four corners threaded connection of bottom plate (201) has supporting threaded rod (202), the upper end fixedly connected with of supporting threaded rod (202) supports carousel (203), just the lower extreme of supporting threaded rod (202) rotates and is connected with supporting shoe (204), the upper end welded fastening of bottom plate (201) has upper plate (205), the welding has cat ladder (206) between bottom plate (201) and upper plate (205).

2. A highway ladder having an adjustment mechanism as set forth in claim 1 wherein: the universal wheels (101) are provided with four groups, the four groups of universal wheels (101) are distributed at four corners of the lower end of the base (1), and the universal wheels (101) are self-locking universal wheels.

3. A highway ladder having an adjustment mechanism as claimed in claim 2 wherein: the lower extreme of base (1) still is provided with fixed orifices (103), just fixed orifices (103) also are provided with four groups, just fixed orifices (103) are located the both sides of base (1), base (1) are through fixed orifices (103) cooperation staple fixed mounting subaerial.

4. A highway ladder having an adjustment mechanism as claimed in claim 3 wherein: two sets of spacing grooves (104) that are the symmetry and set up are seted up to the lower extreme of spout (102), just pulley (207) are installed to bottom plate (201) lower extreme, pulley (207) are provided with a plurality of groups, just pulley (207) set up in spacing groove (104).

5. A highway ladder having an adjustment mechanism according to claim 4, wherein: joint hole one (105) have still been seted up to the upper end of base (1), just joint hole two (208) have been seted up to the upper end correspondence of bottom plate (201), joint hole one (105) and joint hole two (208) all are provided with a plurality of groups, just arrange the setting for the equidistance between joint hole one (105) and joint hole two (208), base (1) and climb frame (2) and coordinate the gim peg locking through joint hole one (105) and joint hole two (208).

6. A highway ladder having an adjustment mechanism according to claim 5, wherein: the supporting device is characterized in that a threaded hole is formed in the bottom plate (201), the supporting threaded rod (202) is in threaded connection with the bottom plate (201) through the threaded hole, a rotating connecting block (209) is integrally formed at the lower end of the supporting threaded rod (202), a rotating connecting hole (210) is formed in the upper end of the supporting block (204), and the supporting threaded rod (202) is in rotating connection with the supporting block (204) through the matching of the rotating connecting block (209) and the rotating connecting hole (210).

7. A highway ladder having an adjustment mechanism according to claim 6, wherein: the upper plate (205) is at least provided with two groups, and the outer side of the upper plate (205) is welded with guard rails (211).

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