CN215364538U

CN215364538U - Novel portal frame structure of large-tonnage goods lift

Info

Publication number: CN215364538U
Application number: CN202023340425.7U
Authority: CN
Inventors: 张小林; 王学建
Original assignee: Zhejiang Aksen Elevator Co ltd
Current assignee: Zhejiang Aksen Elevator Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-12-31
Anticipated expiration: 2030-12-30

Abstract

The utility model discloses a novel portal frame structure of a large-tonnage goods elevator, which comprises three frame bodies, wherein each frame body is a rectangular frame body, each frame body comprises two cross beams and two stand columns fixed between the two cross beams, each cross beam comprises a front beam and a rear beam, the stand columns are fixed between the front beam and the rear beam, a front C-shaped groove with an opening back to the stand columns is arranged on the front beam, a rear C-shaped groove with an opening back to the stand columns is arranged on the rear beam, a front supporting block is inserted in the middle of the front C-shaped groove, a rear supporting block corresponding to the front supporting block is inserted in the middle of the rear C-shaped groove, telescopic rods are fixed on the front supporting block, rear connecting rods are fixed on the rear supporting blocks, telescopic grooves for the telescopic rods to be inserted in are arranged on the rear connecting rods, and telescopic springs are arranged in the telescopic grooves. According to the utility model, the front supporting block can increase the supporting force of the front beam, and the rear supporting block can increase the supporting force of the rear beam, so that the deformation of the front beam and the rear beam due to overlarge stress is avoided.

Description

Novel portal frame structure of large-tonnage goods lift

Technical Field

The utility model belongs to the technical field of goods elevators, and particularly relates to a novel portal frame structure of a large-tonnage goods elevator.

Background

With the rapid development of economic construction in China, the demand of large-tonnage and large-lift-car elevators in factories, warehouses and other occasions is continuously increased.

The existing portal frame structure comprises three frame bodies, wherein the three frame bodies are respectively a main frame body and two auxiliary clamping bodies, each frame body comprises two cross beams and two stand columns fixed between the two cross beams, and the cross beams are longer and C-shaped, so that the cross beams can deform when stressed greatly and the overall strength of the portal frame is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a novel portal frame structure of a large-tonnage goods elevator, which can increase the supporting strength of the portal frame.

In order to achieve the purpose, the utility model provides the following technical scheme: a novel portal frame structure of a large-tonnage goods elevator comprises three frame bodies, wherein each frame body is a rectangular frame body, each frame body comprises two cross beams and two stand columns fixed between the two cross beams, the bottoms of the three frame bodies are fixedly connected through bottom beams, the upper parts of the three frame bodies are fixedly connected through side beams, each cross beam comprises a front beam and a rear beam, the stand columns are fixed between the front beam and the rear beam, a front C-shaped groove with an opening facing away from the stand columns is arranged on the front beam, a rear C-shaped groove with an opening facing away from the stand columns is arranged on the rear beam, a front supporting block is inserted into the middle of the front C-shaped groove, a rear supporting block corresponding to the front supporting block is inserted into the middle of the rear C-shaped groove, a telescopic rod is fixed on the front supporting block, a rear connecting rod is fixed on the rear supporting block, a telescopic groove for inserting the telescopic rod is arranged on the rear connecting rod, the telescopic rod is inserted into the telescopic groove, the telescopic groove is internally provided with a telescopic spring, one end of the telescopic spring is fixedly connected with the bottom surface of the telescopic groove, and the other end of the telescopic spring is fixedly connected with one end of the telescopic rod extending into the telescopic groove.

Further, be equipped with side C type groove on the stand, the interpolation of C type groove has connect the collateral branch kickoff, be equipped with the perforation on the collateral branch kickoff, wear to be equipped with connecting screw in the perforation, two lateral walls in the C type groove of stand are passed respectively at connecting screw's both ends, the equal threaded connection in both ends of connecting screw has the nut.

Further, the side support blocks are disposed at the middle of the pillar.

Furthermore, flanges are arranged at two ends of the side C-shaped groove of the upright post, and the end parts of the front beam and the rear beam are abutted to the flanges.

Furthermore, three front supporting blocks are inserted into the front C-shaped groove and are uniformly distributed in the front C-shaped groove.

Furthermore, a car platform is fixed on three beams below the three frame bodies, two middle pull rods are fixed on the vertical columns of the middle frame body, and one ends of the middle pull rods, far away from the vertical columns connected with the middle pull rods, are fixedly connected with the car platform.

Furthermore, side pull rods are fixed on the stand columns of the frame body on the front side and the rear side, and one ends, far away from the stand columns connected with the side pull rods, of the side pull rods are fixedly connected with the lift car.

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

(1) the front supporting block can increase the supporting force of the front beam, the rear supporting block can increase the supporting force of the rear beam, and the deformation caused by overlarge stress of the front beam and the rear beam is avoided.

(2) The front supporting block and the rear supporting block are connected together through a telescopic rod, a rear connecting rod and a telescopic spring, so that the installation is convenient;

(3) the supporting force of the stand column can be increased by arranging the side supporting blocks.

Drawings

FIG. 1 is a schematic structural view of a novel portal frame structure of a large-tonnage freight elevator of the utility model;

FIG. 2 is a schematic structural view of a frame body;

FIG. 3 is an enlarged view of a portion of FIG. 2 at I;

FIG. 4 is an enlarged view of a portion of FIG. 2 at II;

FIG. 5 is a front view of FIG. 2;

FIG. 6 is a cross-sectional view taken at A-A of FIG. 5;

FIG. 7 is an enlarged view of a portion of FIG. 6 at III;

FIG. 8 is a cross-sectional view taken at B-B of FIG. 5;

fig. 9 is a partial enlarged view of fig. 8 at IV.

In the figure: 1. a car bottom; 2. a side pull rod; 3. a cross beam; 4. a column; 5. a middle pull rod; 6. a side beam; 7. a front beam; 8. a rear beam; 9. a front C-shaped groove; 10. a front support block; 11. a side C-shaped groove; 12. flanging; 13. a rear support block; 14. a side support block; 15. a nut; 16. connecting a screw rod; 17. a telescopic rod; 18. a tension spring; 19. a telescopic groove; 20. a rear C-shaped groove; 21. a rear connecting rod; 22. a frame body; 23. a bottom beam.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-9, the present invention provides a technical solution of a novel portal frame structure of a large-tonnage freight elevator: a novel portal frame structure of a large-tonnage goods elevator comprises three frame bodies 22, wherein each frame body 22 is a rectangular frame body, each frame body 22 comprises two cross beams 3 and two upright posts 4 fixed between the two cross beams 3, the bottoms of the three frame bodies 22 are fixedly connected through a bottom beam 23, the upper parts of the three frame bodies 22 are fixedly connected through side beams 6, each cross beam 3 comprises a front beam 7 and a rear beam 8, the upright posts 4 are fixed between the front beam 7 and the rear beam 8 through fixing bolts, a front C-shaped groove 9 with an opening facing away from the upright posts 4 is arranged on the front beam 7, a rear C-shaped groove 20 with an opening facing away from the upright posts 4 is arranged on the rear beam 8, a front supporting block 10 is inserted in the middle of the front C-shaped groove 9, a rear supporting block 13 corresponding to the front supporting block 10 is inserted in the middle of the rear C-shaped groove 20, a telescopic rod 17 is fixed on the front supporting block 10, a rear connecting rod 21 is fixed on the rear supporting block 13, and a telescopic groove 19 for inserting the telescopic rod 17 is arranged on the rear connecting rod 21, the telescopic rod 17 is inserted into the telescopic groove 19, a telescopic spring 18 is arranged in the telescopic groove 19, one end of the telescopic spring 18 is fixedly connected with the bottom surface of the telescopic groove 19, and the other end of the telescopic spring is fixedly connected with one end of the telescopic rod 17 extending into the telescopic groove 19.

After the front supporting block 10 and the rear supporting block 13 are pulled apart, the telescopic spring 18 is in a stretching state, then the front supporting block 10 is aligned with the front C-shaped groove 9, the rear supporting block 13 is aligned with the rear C-shaped groove 20, then the front supporting block 10 and the rear supporting block 13 are loosened, the telescopic rod 17 is driven by the resilience force of the telescopic spring 18 to move the telescopic rod 17 into the telescopic groove 19, so that the front supporting block 10 is inserted into the front C-shaped groove 9, and the rear supporting block 13 is inserted into the rear C-shaped groove 20; the front supporting block 10 can increase the supporting force of the front beam 7, and the rear supporting block 13 can increase the supporting force of the rear beam 8, so that the front beam 7 and the rear beam 8 are prevented from being deformed due to overlarge stress.

As shown in fig. 4, be equipped with side C type groove 11 on the stand 4, the interpolation of C type groove has connect and has collateral branch braced block 14, and collateral branch braced block 14 sets up the middle part at stand 4, is equipped with the perforation on the collateral branch braced block 14, wears to be equipped with connecting screw 16 in the perforation, and two lateral walls in the C type groove of stand 4 are passed respectively at connecting screw 16's both ends, and the equal threaded connection in both ends of connecting screw 16 has nut 15, and collateral branch braced block 14 also can increase stand 4's holding power.

As shown in fig. 3 and 9, flanges 12 are arranged at two ends of a side C-shaped groove 11 of the upright post 4, the end parts of the front beam 7 and the rear beam 8 are abutted to the flanges 12, and the abutted parts can be welded to increase the connection strength between the front beam 7 and the upright post 4 and between the rear beam 8 and the upright post 4.

As shown in fig. 1, three front support blocks 10 are inserted into the front C-shaped groove 9, and the three front support blocks 10 are uniformly distributed in the front C-shaped groove 9, so that a better supporting effect can be achieved.

As shown in fig. 1, a car platform 1 is fixed on three beams 3 below three frame bodies 22, two middle pull rods 5 are fixed on the vertical columns 4 of the middle frame body 22, one ends of the middle pull rods 5 far away from the vertical columns 4 connected with the middle pull rods are fixedly connected with the car platform 1, the middle pull rods 5 are obliquely arranged, side pull rods 2 are fixed on the vertical columns 4 of the front and rear frame bodies 22, one ends of the side pull rods 2 far away from the vertical columns 4 connected with the side pull rods are fixedly connected with the car, and the side pull rods 2 are also obliquely arranged.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a novel portal frame structure of large-tonnage goods lift, includes three support body, and the support body is the rectangle framework, and every support body includes two crossbeams and fixes two stands between two crossbeams, and bottom beam fixed connection is passed through to the bottom of three support body, and curb girder fixed connection, its characterized in that are passed through on the upper portion of three support body: each crossbeam includes front-axle beam and back-axle beam, the stand is fixed between front-axle beam and back-axle beam, be equipped with the preceding C type groove of opening dorsad stand on the front-axle beam, be equipped with the back C type groove of opening dorsad stand on the back-axle beam, the middle part in preceding C type groove is pegged graft and is had preceding supporting shoe, the middle part in back C type groove is pegged graft and is had the back supporting shoe that corresponds with preceding supporting shoe, be fixed with the telescopic link on the preceding supporting shoe, be fixed with the back connecting rod on the back supporting shoe, be equipped with the flexible groove that supplies the telescopic link to peg graft on the back connecting rod, the telescopic link is pegged graft with flexible groove, be equipped with expanding spring in the flexible groove, expanding spring's one end and the bottom surface fixed connection in flexible groove, the other end and the telescopic link extend into the one end fixed connection in flexible groove.

2. The novel portal frame structure of large-tonnage freight elevator according to claim 1, characterized in that: be equipped with side C type groove on the stand, it has the collateral branch kickoff to peg graft in the C type groove, be equipped with the perforation on the collateral branch kickoff, wear to be equipped with connecting screw in the perforation, two lateral walls in the C type groove of stand are passed respectively at connecting screw's both ends, the equal threaded connection in both ends of connecting screw has the nut.

3. The novel portal frame structure of large-tonnage freight elevator according to claim 2, characterized in that: the side supporting block is arranged in the middle of the upright post.

4. The novel portal frame structure of large-tonnage freight elevator according to claim 2, characterized in that: the two ends of the side C-shaped groove of the upright post are provided with flanges, and the end parts of the front beam and the rear beam are abutted to the flanges.

5. The novel portal frame structure of large-tonnage freight elevator according to claim 1, characterized in that: three front supporting blocks are inserted in the front C-shaped groove and are uniformly distributed in the front C-shaped groove.

6. The novel portal frame structure of large-tonnage freight elevator according to claim 1, characterized in that: the car bottom is fixed on three beams below the three frame bodies, two middle pull rods are fixed on the vertical columns of the middle frame body, and one ends of the middle pull rods, far away from the vertical columns connected with the middle pull rods, are fixedly connected with the car bottom.

7. The novel portal frame structure of large-tonnage freight elevator according to claim 6, characterized in that: and the side pull rods are positioned on the front side and the rear side and are fixed on the stand columns of the frame body, and one ends of the side pull rods, far away from the stand columns connected with the side pull rods, are fixedly connected with the lift car.