CN215009443U

CN215009443U - Novel ladder type bridge

Info

Publication number: CN215009443U
Application number: CN202121631186.2U
Authority: CN
Inventors: 缪和平
Original assignee: Anhui Pufa Electric Co ltd
Current assignee: Anhui Pufa Electric Co ltd
Priority date: 2021-07-19
Filing date: 2021-07-19
Publication date: 2021-12-03
Anticipated expiration: 2031-07-19

Abstract

The utility model discloses a novel ladder type crane span structure, including crane span structure body A, one side of crane span structure body A is equipped with crane span structure body B, through connecting device fixed connection between crane span structure body A and the crane span structure body B, connecting device's quantity is two, two connecting device all includes connecting axle, stopper, activity bar groove, spring activity groove, spring, limiting plate, through-hole, fixed rectangle piece, fixed cover and fixed slot, the upper and lower terminal surface of connecting axle all is equipped with activity bar groove, activity bar groove extends to the inside of connecting axle, the upper and lower terminal surface of activity bar inslot wall all is equipped with the through-hole, the quantity of through-hole is four, two be equipped with a spring activity groove that is located the connecting axle inside between the through-hole, the inside in spring activity groove is equipped with the spring. The utility model discloses a connecting device can be more convenient connect crane span structure body A and crane span structure body B to staff's work efficiency has been improved.

Description

Novel ladder type bridge

Technical Field

The utility model relates to a crane span structure technical field specifically is a novel ladder-type crane span structure.

Background

With the rapid development of social economy, the cable bridge is divided into structures such as a groove type cable bridge, a tray type cable bridge, a ladder type cable bridge and a grid bridge and consists of a support, a support arm, an installation accessory and the like. The steel plate can be independently erected and also can be laid on various buildings (structures) and pipe gallery supports, the characteristics of simple structure, attractive appearance, flexible configuration, convenience in maintenance and the like are reflected, all parts need to be galvanized and installed on an outdoor bridge outside the building, and if the steel plate is near the seaside or belongs to a corrosive area, the steel plate must have the physical characteristics of corrosion resistance, moisture resistance, good adhesive force and high impact strength.

However, the existing bridge frame and the bridge frame are connected in a complicated mode; therefore, the existing requirements are not met, and a novel ladder-type bridge is provided for the requirements.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel ladder type crane span structure to the connected mode between crane span structure and the crane span structure that proposes among the solution above-mentioned background art is too loaded down with trivial details scheduling problem.

In order to achieve the above object, the utility model provides a following technical scheme: a novel ladder-type bridge comprises a bridge body A, wherein one side of the bridge body A is provided with a bridge body B, the bridge body A and the bridge body B are fixedly connected through connecting devices, the number of the connecting devices is two, two connecting devices respectively comprise a connecting shaft, a limiting block, a movable strip-shaped groove, a spring movable groove, a spring, a limiting plate, a through hole, a fixed rectangular block, a fixed sleeve and a fixed groove, the upper end surface and the lower end surface of the connecting shaft are respectively provided with a movable strip-shaped groove, the movable strip-shaped grooves extend into the connecting shaft, the upper end surface and the lower end surface of the inner wall of each movable strip-shaped groove are respectively provided with a through hole, the number of the through holes is four, a spring movable groove positioned in the connecting shaft is arranged between the two through holes, the spring movable groove is internally provided with a spring, the upper end and the lower end of the spring are respectively provided with a limiting plate, and a movable shaft is fixedly arranged in the middle position of the upper end surface of the limiting plate positioned on the spring, the spring fixing device comprises a limiting plate, a spring, a movable shaft and a fixed rectangular block, wherein the middle position of the lower end face of the limiting plate of the lower end face of the spring is fixedly provided with the movable shaft, the end face of the movable shaft extends to the inside of a movable strip-shaped groove through a through hole, the movable shaft is fixedly connected with the fixed rectangular block, the number of the fixed rectangular blocks is two, the front end face of the fixed rectangular block is an inclined plane, the inclined plane is two, a limiting block located on the outer surface of a connecting shaft is fixedly arranged on one side of the fixed rectangular block, the limiting block is located in a fixing groove, and the fixing groove is located in the fixing sleeve.

Preferably, the outer surface of the limiting block is closely attached to the inner wall of the fixing groove, and the limiting block is connected with the connecting shaft through welding.

Preferably, the outer surface of the limiting plate is closely attached to the inner wall of the spring movable groove, and the limiting plate is connected with the movable shaft through welding.

Preferably, the outer surface of the bridge body A is closely attached to the inner wall of the bridge body B, the connecting shaft is connected with the inner wall of the bridge body A in a welding mode, and the fixing sleeve is connected with the inner wall of the bridge body B in a welding mode.

Preferably, the outer surface of the movable shaft is closely attached to the inner wall of the through hole, and the movable shaft is connected with the fixed rectangular block through welding.

Preferably, the outer surface of the connecting shaft is closely attached to the inner wall of the fixing groove, and the outer surfaces of the connecting shaft and the limiting block are all provided with anti-skid stripes.

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

1. the utility model aims at the head of the connecting shaft to the fixed groove on the fixed sleeve, the upper and lower end faces of the connecting shaft are both provided with movable strip-shaped grooves, the inside of the connecting shaft is provided with two spring movable grooves, the inside of the spring movable grooves is provided with a spring, the upper and lower ends of the spring are both provided with limiting plates positioned in the spring movable grooves, the middle positions of the other ends of the four limiting plates are both fixedly provided with movable shafts, the other end face of each movable shaft extends to the inside of the movable strip-shaped groove through a through hole, the two movable shafts are fixedly connected with a fixed rectangular block, the front end of the fixed rectangular block is an inclined plane, when the connecting shaft is inserted into the inside of the fixed groove, the two fixed rectangular blocks can be pushed inwards through the inclined planes of the fixed rectangular blocks and the spring, after the two fixed rectangular blocks completely pass through the fixed groove, the two popped fixed rectangular blocks are larger than the inlet of the fixed groove, thereby fixing the connecting shaft, the bridge frame body A and the bridge frame body B can be connected more conveniently through the connecting device, so that the working efficiency of workers is improved;

2. the utility model discloses a one side of two fixed rectangular blocks is all fixed to be equipped with and is located the stopper on the connecting axle surface, and the surface of stopper is laminated with the inner wall of fixed slot closely, and the inside that most part of stopper also got into the fixed slot after the connecting axle is fixed accomplishes, can make being connected between crane span structure body A and the crane span structure body B more stable through the stopper.

Drawings

Fig. 1 is a schematic overall structure diagram of the present invention;

FIG. 2 is a schematic diagram of the internal structure of FIG. 1 at A according to the present invention;

fig. 3 is a side view of the whole fixing sleeve of the present invention.

In the figure: 1. a bridge frame body A; 2. a bridge frame body B; 3. a connecting device; 4. a connecting shaft; 5. a limiting block; 6. a movable strip-shaped groove; 7. a spring movable groove; 8. a spring; 9. a limiting plate; 10. a through hole; 11. a movable shaft; 12. fixing the rectangular block; 13. fixing a sleeve; 14. and fixing the grooves.

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.

The bridge body a1 (model 011), the connecting shaft 4 (model 15) and the spring 8 (model jx 110) mentioned in the utility model can be purchased from the market or obtained by private customization.

Referring to fig. 1 to fig. 3, the present invention provides an embodiment: a novel ladder type bridge comprises a bridge body A1, one side of the bridge body A1 is provided with a bridge body B2, the bridge body A1 is fixedly connected with the bridge body B2 through a connecting device 3, the number of the connecting devices 3 is two, the two connecting devices 3 respectively comprise a connecting shaft 4, a limiting block 5, a movable strip-shaped groove 6, a spring movable groove 7, a spring 8, a limiting plate 9, a through hole 10, a fixed rectangular block 12, a fixed sleeve 13 and a fixed groove 14, the upper end face and the lower end face of the connecting shaft 4 are respectively provided with the movable strip-shaped groove 6, the movable strip-shaped grooves 6 extend into the connecting shaft 4, the upper end face and the lower end face of the inner wall of each movable strip-shaped groove 6 are respectively provided with the through holes 10, the number of the through holes 10 is four, the spring movable groove 7 positioned in the connecting shaft 4 is arranged between the two through holes 10, the spring 8 is arranged in the spring movable groove 7, the upper end and the lower end of the spring 8 are respectively provided with the limiting plate 9, the fixed loose axle 11 that is equipped with of up end intermediate position of the limiting plate 9 that is located the spring 8 up end, the fixed loose axle 11 that is equipped with of lower terminal surface intermediate position of the limiting plate 9 that is located the spring 8 lower terminal surface, the terminal surface of loose axle 11 passes through-hole 10 and extends to activity bar inslot 6 insides, two loose axles 11 and a fixed rectangular block 12 fixed connection, the quantity of fixed rectangular block 12 is two, the preceding terminal surface of fixed rectangular block 12 is the inclined plane, one side of two fixed rectangular blocks 12 is all fixed and is equipped with stopper 5 that is located 4 surfaces of connecting axle, stopper 5 is located the inside of fixed slot 14, fixed slot 14 is located the inside of fixed cover 13.

Further, the outer surface of the limiting block 5 is closely attached to the inner wall of the fixing groove 14, the limiting block 5 is connected with the connecting shaft 4 through welding, and the bridge body A1 and the bridge body B2 can be connected more stably through the limiting block 5.

Further, the surface of limiting plate 9 and the inner wall in spring activity groove 7 laminate closely, and through welded connection between limiting plate 9 and the loose axle 11, can make loose axle 11 carry out the elevating movement through spring activity groove 7.

Further, the outer surface of the bridge body a1 is closely attached to the inner wall of the bridge body B2, the connecting shaft 4 is connected with the inner wall of the bridge body a1 through welding, the fixing sleeve 13 is connected with the inner wall of the bridge body B2 through welding, and the bridge body a1 and the bridge body B2 can be connected with each other through the connecting shaft 4 and the fixing sleeve 13.

Further, the outer surface of the movable shaft 11 is closely attached to the inner wall of the through hole 10, the movable shaft 11 is connected with the fixed rectangular block 12 through welding, and the bridge body a1 and the bridge body B2 can be fixedly connected through the fixed rectangular block 12.

Furthermore, the outer surface of the connecting shaft 4 is closely attached to the inner wall of the fixing groove 14, anti-slip stripes are distributed on the outer surfaces of the connecting shaft 4 and the limiting block 5, and friction force can be increased through the anti-slip stripes.

The working principle is as follows: when in use, the head of the connecting shaft 4 is aligned with the fixed groove 14 on the fixed sleeve 13, the upper and lower end faces of the connecting shaft 4 are respectively provided with the movable strip-shaped groove 6, the inside of the connecting shaft 4 is provided with two spring movable grooves 7, the inside of the spring movable groove 7 is provided with the spring 8, the upper and lower ends of the spring 8 are respectively provided with the limiting plate 9 positioned inside the spring movable groove 7, the middle positions of the other ends of the four limiting plates 9 are respectively and fixedly provided with the movable shaft 11, the other end face of the movable shaft 11 extends to the inside of the movable strip-shaped groove 6 through the through hole 10, the two movable shafts 11 are fixedly connected with one fixed rectangular block 12, the front end of the fixed rectangular block 12 is an inclined plane, when the connecting shaft 4 is inserted into the inside of the fixed groove 14, the two fixed rectangular blocks 12 can be pushed inwards through the inclined plane of the fixed rectangular block 12 and the spring 8, when the two fixed rectangular blocks 12 completely pass through the fixed groove 14, the spring 8 can pop up the two fixed rectangular blocks 12, two fixed rectangular blocks 12 that pop out are big than the entry of fixed slot 14 thereby fix connecting axle 4, it is fixed with crane span structure body A1 and crane span structure body B2 to be more convenient through connecting device 3, thereby staff's work efficiency has been improved, one side through two fixed rectangular blocks 12 all is fixed to be equipped with stopper 5 that is located on connecting axle 4 surface, stopper 5's surface and the inner wall of fixed slot 14 laminate closely, most part of stopper 5 also gets into the inside of fixed slot 14 after connecting axle 4 is fixed to be accomplished, can make being connected between crane span structure body A1 and the crane span structure body B2 more stable through stopper 5, lay the cable in the inside of crane span structure after the completion when the crane span structure is laid, install the crane span structure visor can after the cable is laid and is accomplished.

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

1. A novel ladder-type bridge comprises a bridge body A (1) and is characterized in that one side of the bridge body A (1) is provided with a bridge body B (2), the bridge body A (1) and the bridge body B (2) are fixedly connected through connecting devices (3), the number of the connecting devices (3) is two, each of the two connecting devices (3) comprises a connecting shaft (4), a limiting block (5), a movable strip-shaped groove (6), a spring movable groove (7), a spring (8), a limiting plate (9), a through hole (10), a fixed rectangular block (12), a fixed sleeve (13) and a fixed groove (14), the upper end face and the lower end face of the connecting shaft (4) are respectively provided with a movable strip-shaped groove (6), the movable strip-shaped grooves (6) extend into the connecting shaft (4), the upper end face and the lower end face of the inner wall of each movable strip-shaped groove (6) are respectively provided with a through hole (10), the quantity of through-hole (10) is four, two be equipped with one between through-hole (10) and be located the inside spring movable groove (7) of connecting axle (4), the inside of spring movable groove (7) is equipped with spring (8), the upper and lower end of spring (8) all is equipped with one limiting plate (9), is located the fixed loose axle (11) that is equipped with of up end intermediate position of limiting plate (9) of spring (8) up end, is located the fixed loose axle (11) that is equipped with of lower terminal surface intermediate position of limiting plate (9) of spring (8) terminal surface down, the terminal surface of loose axle (11) passes through-hole (10) and extends to inside activity bar groove (6), two loose axle (11) and a fixed rectangular block (12) fixed connection, the quantity of fixed rectangular block (12) is two, the preceding terminal surface of fixed rectangular block (12) is the inclined plane, two one side of fixed rectangle piece (12) all is fixed to be equipped with stopper (5) that are located on connecting axle (4) surface, stopper (5) are located the inside of fixed slot (14), fixed slot (14) are located the inside of fixed cover (13).

2. The novel ladder rack of claim 1, wherein: the outer surface of the limiting block (5) is closely attached to the inner wall of the fixing groove (14), and the limiting block (5) is connected with the connecting shaft (4) through welding.

3. The novel ladder rack of claim 1, wherein: the outer surface of the limiting plate (9) is closely attached to the inner wall of the spring movable groove (7), and the limiting plate (9) is connected with the movable shaft (11) through welding.

4. The novel ladder rack of claim 1, wherein: the outer surface of the bridge frame body A (1) is closely attached to the inner wall of the bridge frame body B (2), the connecting shaft (4) is connected with the inner wall of the bridge frame body A (1) in a welding mode, and the fixing sleeve (13) is connected with the inner wall of the bridge frame body B (2) in a welding mode.

5. The novel ladder rack of claim 1, wherein: the outer surface of the movable shaft (11) is closely attached to the inner wall of the through hole (10), and the movable shaft (11) is connected with the fixed rectangular block (12) through welding.

6. The novel ladder rack of claim 1, wherein: the outer surface of the connecting shaft (4) is closely attached to the inner wall of the fixing groove (14), and anti-skid stripes are distributed on the outer surfaces of the connecting shaft (4) and the limiting block (5).