CN219932049U

CN219932049U - Ladder stand for engineering machinery

Info

Publication number: CN219932049U
Application number: CN202320045576.4U
Authority: CN
Inventors: 韩留振; 殷佳琪; 王�华; 沙文豪
Original assignee: Zhengzhou University
Current assignee: Zhengzhou University
Priority date: 2023-01-09
Filing date: 2023-01-09
Publication date: 2023-10-31
Anticipated expiration: 2033-01-09

Abstract

The utility model discloses a ladder stand for engineering machinery, which belongs to the technical field of engineering machinery and comprises a first fixing frame and a second fixing frame, wherein a plurality of groups of first grooves are formed in the side wall surfaces of the first fixing frame and the second fixing frame, a connecting rod is movably arranged in the first grooves, a clamping block is fixedly arranged at one end of the connecting rod, limit grooves are formed in the side wall surfaces of two sides of the clamping block in the first fixing frame and the second fixing frame, a sleeve is arranged in the limit grooves in a sliding mode, and a connecting block is arranged in the sleeve in a sliding mode; the fixing block is pulled to be separated from the clamping block, the fixing block is pushed to drive the sleeve to slide upwards in the limiting groove, the clamping block and the connecting rod are in a movable state, the connecting rod and the limiting block are driven to slide towards two sides through the pulling of the clamping block, the limiting block is separated from the mounting block when sliding in the sliding groove, the pedal can be replaced, and the rapid replacement of the pedal which is convenient to damage or corrode heavy objects is facilitated through the detachable design, so that the practicability of the crawling ladder is improved.

Description

Ladder stand for engineering machinery

Technical Field

The utility model relates to the technical field of engineering machinery, in particular to a crawling ladder for engineering machinery.

Background

The engineering machinery is an important component part of equipment industry, and the machinery industry is closely related to national economy, and is mainly used in the fields of national defense construction engineering, traffic and transportation construction, energy industry construction and production, raw material industry construction and production of mines and the like, agriculture, forestry, water conservancy construction, industrial and civil buildings, city construction, environmental protection and the like.

At present, engineering machinery can install the cat ladder in the use to the staff's use, but the cat ladder of using is mostly integrative fixed form, but the footboard of fixed cat ladder is destroyed or corrode once by the heavy object, can only restore through excision welded form, and the operation is not only comparatively troublesome, and the welding is insecure still can lead to the emergence of dangerous accident, and for this reason, we propose a cat ladder for engineering machinery.

Disclosure of Invention

The utility model aims to provide a ladder stand for engineering machinery, which aims to solve the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a cat ladder for engineering machine tool, includes first mount and second mount, multiunit first recess has all been seted up to the lateral wall face of first mount and second mount, first recess internalization is provided with the connecting rod, the fixed fixture block that is provided with of one end of connecting rod, the spacing groove has all been seted up to first mount and second mount on the lateral wall face of fixture block both sides, the sliding is provided with the sleeve in the spacing groove, the slip is provided with the connecting block in the sleeve, fixedly provided with spring between connecting block and the sleeve, the connecting block is fixedly provided with fixed block in the one end of keeping away from the sleeve, the connecting rod is fixedly provided with the stopper in the one end of keeping away from the fixture block, the stopper is provided with the footboard in the one end contact of keeping away from the connecting rod.

Preferably, the first fixing frame and the second fixing frame are arranged in a matched mode, the first grooves formed in the first fixing frame and the second fixing frame are correspondingly arranged, the pedal is located between the first fixing frame and the second fixing frame, the anti-slip pad is fixedly arranged on the pedal, and the mounting blocks are fixedly arranged on two sides of the pedal.

Preferably, the side wall surface of the limiting block is provided with a second groove, the second groove and the mounting block are in clamping connection, the lower end of the limiting block is fixedly provided with a supporting plate, and the supporting plate is in sliding contact with the bottom of the pedal.

Preferably, the first fixing frame and the second fixing frame are provided with sliding grooves on one side close to the limiting blocks, and the limiting blocks and the sliding grooves are in sliding contact.

Preferably, the cross section of fixture block is the polygon setting, the draw-in groove has been seted up to the lateral wall face of fixed block, draw-in groove and fixture block are the joint setting.

Preferably, the mounting plates are fixedly arranged at the upper end and the lower end of the first fixing frame and the second fixing frame respectively, the mounting seats are sleeved on the outer wall surfaces of the mounting plates, the mounting plates and the mounting seats are in sliding connection, through holes which are correspondingly arranged are formed in the mounting plates and the mounting seats respectively, limiting plates are arranged in the through holes in a sliding manner on the mounting seats, the limiting plates are in sliding contact with the through holes, and the limiting plates and the mounting plates are arranged far away from one ends of the first fixing frame and the second fixing frame in a sliding manner.

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

1. in the utility model, the following components are added: the fixing block is pulled to be separated from the clamping block, the fixing block is pushed to drive the sleeve to slide upwards in the limiting groove, the clamping block and the connecting rod are in a movable state, the connecting rod and the limiting block are driven to slide towards two sides through the pulling of the clamping block, the limiting block is separated from the mounting block when sliding in the sliding groove, the pedal can be replaced, and the rapid replacement of the pedal which is convenient to damage or corrode heavy objects is facilitated through the detachable design, so that the practicability of the crawling ladder is improved.

2. Through pulling fixed block and fixture block separation, make fixture block and connecting rod be in the state of activity, through rotating the footboard, make the installation piece of footboard both sides drive stopper, connecting rod and fixture block rotate, make the footboard carry out angle modulation, loosen the fixed block after the regulation is finished, make fixed block and fixture block carry out the joint spacing, through the adjustable setting of footboard, make this device can carry out angle modulation as required in order to adapt to different demands, rotate ninety degrees simultaneously and make the footboard be in vertical state, prevent that the footboard stretches out easy impaired when not using.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the overall structure of the present utility model;

FIG. 3 is a partial cross-sectional view of the structure of the present utility model;

FIG. 4 is a schematic view of the internal structure of the sleeve and the limiting groove of the present utility model;

FIG. 5 is a schematic view of a partial structure of the present utility model;

FIG. 6 is a cross-sectional view of the mounting plate, mounting base and spacing plate structure of the present utility model.

In the figure: 1. a first fixing frame; 2. the second fixing frame; 3. a second groove; 4. a connecting rod; 5. a clamping block; 6. a limit groove; 7. a sleeve; 8. a connecting block; 9. a spring; 10. a fixed block; 11. a limiting block; 12. a pedal; 13. an anti-slip pad; 14. a mounting block; 15. a supporting plate; 16. a chute; 17. a mounting plate; 18. a mounting base; 19. and a limiting plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-6, the present utility model provides a technical solution for a ladder stand for an engineering machine:

the utility model provides a cat ladder for engineering machine tool, including first mount 1 and second mount 2, multiunit first recess has all been seted up to the lateral wall face of first mount 1 and second mount 2, first recess internalization is provided with connecting rod 4, the fixed fixture block 5 that is provided with of one end of connecting rod 4, spacing groove 6 has all been seted up on the lateral wall face of fixture block 5 both sides to first mount 1 and second mount 2, the sliding is provided with sleeve 7 in spacing groove 6, the sliding is provided with connecting block 8 in sleeve 7, fixedly be provided with spring 9 between connecting block 8 and the sleeve 7, connecting block 8 is fixedly provided with fixed block 10 in the one end of keeping away from sleeve 7, connecting rod 4 is fixedly provided with stopper 11 in the one end of keeping away from fixture block 5, stopper 11 is provided with footboard 12 in the one end contact of keeping away from connecting rod 4.

In this scheme, first mount 1 and second mount 2 are the cooperation setting, first recess that sets up on first mount 1 and the second mount 2 is for corresponding the setting, footboard 12 is located between first mount 1 and the second mount 2, fixed being provided with slipmat 13 on the footboard 12, the both sides of footboard 12 are fixed be provided with installation piece 14, second recess 3 has been seted up to the lateral wall face of stopper 11, second recess 3 and installation piece 14 are the joint setting, the fixed layer board 15 that is provided with of lower extreme of stopper 11, the spout 16 has all been seted up to the bottom of layer board 15 and footboard 12 for sliding contact setting, first mount 1 and second mount 2 are the sliding contact setting in the one side that is close to stopper 11, stopper 11 and spout 16 are the sliding contact setting, carry out spacing through stopper 11 to footboard 12 and installation piece 14 and fix, pull fixture block 5 to both sides when needs to change, make stopper 11 to slide in spout 16 with installation piece 14 simultaneously can, simultaneously through the cooperation setting of both sides 15, when changing footboard 12, play the effect of supporting to footboard 12 through 15, the operation of being convenient for change footboard 12.

In this scheme, the cross-section of fixture block 5 is the polygon setting, and the draw-in groove has been seted up to the lateral wall face of fixed block 10, and the draw-in groove sets up for the joint with fixture block 5, through the cooperation setting of fixture block 5 and fixed block 10, makes to carry out spacing fixed after angle regulation or change footboard 12, prevents that footboard 12 from becoming flexible.

In this scheme, the upper and lower both ends of first mount 1 and second mount 2 are all fixed and are provided with mounting panel 17, the outer wall cover of mounting panel 17 is equipped with mount pad 18, mounting panel 17 and mount pad 18 are sliding connection setting, the through-hole of corresponding setting has all been seted up on mounting panel 17 and the mount pad 18, sliding in the through-hole on the mount pad 18 is provided with limiting plate 19, limiting plate 19 and through-hole are sliding contact setting, limiting plate 19 and mounting panel 17 are keeping away from first mount 1 and second mount 2 one end and are sliding contact setting, cooperation setting through mounting panel 17 and mount pad 18 draws out when the cat ladder is used, reset after the use can, and carry out spacing fixed to mounting panel 17 through limiting plate 19, this device takes place to rock when avoiding using.

The functional principle of the utility model can be illustrated by the following operation modes;

when the ladder stand for engineering machinery provided by the utility model is used, firstly, the mounting seat 18 is arranged at a position required to be used, the mounting plate 17 is in a movable state by pulling the limiting plate 19, then the mounting plate 17 is pulled to enable the mounting plate 17 to slide to the other end in the mounting seat 18, the limiting plate 19 is reset to limit and fix the mounting plate 17, the fixing block 10 is pulled further, the fixing block 10 is separated from the clamping block 5, the fixing block 10 drives the connecting block 8 to slide in the sleeve 7 and enable the spring 9 to stretch, the pedal 12 is further rotated, the limiting block 11, the connecting rod 4 and the clamping block 5 are driven by the pedal 12 to rotate through the mounting block 14, the angle of the pedal 12 is further adjusted, the fixing block 10 is further loosened, the fixing block 10 and the connecting block 8 are reset and clamped with the clamping block 5 through the reset action of the spring 9, so that the clamping block 5 is limited and fixed, the pedal 12 is also limited and fixed, further when the pedal 12 is damaged or corroded by a heavy object, the fixed block 10 is separated from the clamping block 5 by pulling the fixed block 10, so that the fixed block 10 drives the connecting block 8 to slide in the sleeve 7 and the spring 9 is stretched, the fixed block 10 is further pushed, the connecting block 8 fixedly connected with the fixed block 10 drives the sleeve 7 to slide upwards in the limiting groove 6 and away from the clamping block 5, the clamping block 5 is further pulled to drive the connecting rod 4 to slide in the first groove at two sides, the connecting rod 4 drives the limiting block 11 to slide in the sliding groove 16 and separate from the mounting block 14, the limiting block 11 drives the supporting plate 15 to slide at the lower end of the pedal 12, the damaged pedal 12 is further removed and a new pedal 12 is replaced, the mounting blocks 14 at two sides of the pedal 12 correspond to the limiting block 11, the clamping block 5 is further pushed to drive the connecting rod 4 and the limiting block 11 to reset, the limiting block 11 is clamped with the mounting block 14, the fixing block 10 is pulled downwards, the fixing block 10 drives the sleeve 7 to reset, the fixing block 10 is loosened, the fixing block 10 and the connecting block 8 are reset and clamped with the clamping block 5 through the reset action of the spring 9, and therefore the clamping block 5 is limited and fixed.

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

Claims

1. The utility model provides a cat ladder for engineering machine tool, includes first mount (1) and second mount (2), its characterized in that, multiunit first recess has all been seted up to the lateral wall face of first mount (1) and second mount (2), first recess internalization is provided with connecting rod (4), the fixed fixture block (5) that is provided with of one end of connecting rod (4), spacing groove (6) have all been seted up on the lateral wall face of fixture block (5) both sides in first mount (1) and second mount (2), the sliding is provided with sleeve (7) in spacing groove (6), the sliding of sleeve (7) is provided with connecting block (8), fixed spring (9) are provided with between connecting block (8) and sleeve (7), connecting block (8) are keeping away from the fixed block (10) that is provided with of one end of sleeve (7), connecting rod (4) are keeping away from the fixed stopper (11) of fixture block (5), stopper (11) are provided with footboard (12) in keeping away from the one end contact of connecting rod (4).

2. The crawling ladder for engineering machinery according to claim 1, wherein the first fixing frame (1) and the second fixing frame (2) are arranged in a matched mode, first grooves formed in the first fixing frame (1) and the second fixing frame (2) are correspondingly formed, the pedal (12) is located between the first fixing frame (1) and the second fixing frame (2), the anti-slip pad (13) is fixedly arranged on the pedal (12), and mounting blocks (14) are fixedly arranged on two sides of the pedal (12).

3. The crawling ladder for engineering machinery according to claim 2, wherein the side wall surface of the limiting block (11) is provided with a second groove (3), the second groove (3) and the mounting block (14) are in clamping connection, the lower end of the limiting block (11) is fixedly provided with a supporting plate (15), and the supporting plate (15) and the bottom of the pedal (12) are in sliding contact.

4. The crawling ladder for engineering machinery according to claim 1, wherein the first fixing frame (1) and the second fixing frame (2) are provided with sliding grooves (16) on one side close to the limiting block (11), and the limiting block (11) and the sliding grooves (16) are in sliding contact.

5. The crawling ladder for engineering machinery according to claim 1, wherein the cross section of the clamping block (5) is polygonal, a clamping groove is formed in the side wall surface of the fixing block (10), and the clamping groove and the clamping block (5) are in clamping connection.

6. The ladder stand for engineering machinery according to claim 1, wherein mounting plates (17) are fixedly arranged at the upper end and the lower end of the first fixing frame (1) and the second fixing frame (2), mounting seats (18) are sleeved on the outer wall surfaces of the mounting plates (17), the mounting plates (17) and the mounting seats (18) are in sliding connection, through holes which are correspondingly arranged are formed in the mounting plates (17) and the mounting seats (18), limiting plates (19) are slidably arranged in the through holes in the mounting seats (18), the limiting plates (19) are in sliding contact with the through holes, and the limiting plates (19) are in sliding contact with one ends of the mounting plates (17) far away from the first fixing frame (1) and the second fixing frame (2).