CN212471954U

CN212471954U - Concrete mixer is used in bridge tunnel construction

Info

Publication number: CN212471954U
Application number: CN202020918995.0U
Authority: CN
Inventors: 邓忠富
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-27
Filing date: 2020-05-27
Publication date: 2021-02-05
Anticipated expiration: 2030-05-27

Abstract

The utility model discloses a concrete mixer for bridge tunnel construction, which comprises a mixing barrel, wherein the left and right ends of the front side and the rear side of the mixing barrel are respectively vertically provided with a support rod, the two support rods of the front side and the two support rods of the rear side are respectively supported with a connecting rod, the two ends of the two connecting rods are respectively horizontally provided with a sliding chute, a sliding block is arranged in the sliding chute, the two ends of a first rotating shaft are respectively and rotatably connected on the two opposite sliding blocks, one end of the first rotating shaft is connected with a steering engine, the middle part of the first rotating shaft is vertically provided with a screw rod, the upper end of the screw rod is connected with a first motor, the lower end of the screw rod is connected with the screw thread of a dustpan, the front side and the rear side of a connecting plate are respectively connected with the two connecting rods, the connecting plate is provided with a second motor, the output shaft of the second motor is connected with a mixing shaft extending into, the second rotating shaft is sleeved with a cam, a spring is arranged between the second rotating shaft and the first rotating shaft, and a discharge hole is formed in the lower portion of the stirring barrel.

Description

Concrete mixer is used in bridge tunnel construction

Technical Field

The utility model relates to a bridge tunnel construction field, in particular to concrete mixer is used in bridge tunnel construction.

Background

Need use a large amount of concretes among the bridge tunnel work progress, the concrete need transport the job site from very far mixing plant sometimes, or prepare through semi-automatic concrete mixer at the job site, during semi-automatic concrete mixer preparation concrete, the grit feeding needs artifical shovel to advance in the agitator or transport the agitator through the transportation area, artifical shovel wastes time and energy, and is inefficient, and the transportation area takes up an area of, and is with high costs, consequently hopes to improve it.

Disclosure of Invention

In view of this, the utility model aims at providing a concrete mixer is used in bridge tunnel construction can send grit and water into the agitator automatically, uses labour saving and time saving, efficient, with low costs.

The utility model aims at realizing through the following technical scheme:

the concrete mixer for bridge tunnel construction comprises a mixing tank, wherein support rods are respectively and vertically arranged at the left end and the right end of the front side of the mixing tank, two support rods at the front side and two support rods at the rear side of the mixing tank are respectively supported by connecting rods, the two ends of each connecting rod respectively extend out of the mixing tank, sliding grooves are respectively and horizontally arranged at the two ends of each connecting rod along the length direction of the connecting rod, sliding blocks are arranged in the sliding grooves, the two ends of a first rotating shaft are respectively connected to the two opposite sliding blocks through bearings, one free end of the first rotating shaft is connected with a steering engine, a vertically and downwardly extending screw rod is arranged in the middle of the first rotating shaft, the free end of the upper part of the screw rod is connected with a first motor, the lower end of the screw rod is in threaded connection with the rear end of a dustpan, the front side and the rear side of the connecting plate, the stirring shaft is provided with stirring blades, two ends of a second rotating shaft are connected to two connecting rods between the first rotating shaft and the connecting plate through bearings respectively, a free end of the second rotating shaft is connected with the third motor, the second rotating shaft is sleeved with a cam, springs are arranged between the second rotating shaft and the first rotating shaft on two sides of the cam respectively, a discharge hole is formed in the lower portion of the stirring barrel, and a water injection pipe with a flow valve is fixed on the stirring barrel.

Further, the left and right sides is equipped with the feeder hopper respectively on the agitator top surface, the feeder hopper export is located the agitator, the feeder hopper exit is equipped with the open and close valve.

Further, the outer side wall of the stirring barrel is square, and the inner side wall of the stirring barrel is cylindrical.

Furthermore, a weigher is arranged between the bottom surface of the feed hopper and the stirring barrel.

Still further, the discharge gate sets up in agitator bottom surface middle part.

The utility model has the advantages that:

the utility model discloses a concrete mixer is used in bridge tunnel construction, rotate through first motor, make dustpan bottom surface and the ground parallel and level on the screw rod, through making the third motor rotate, the cam makes first pivot remove towards deviating from the agitator direction, this moment the dustpan shovel to subaerial accumulational grit, later 180 rotations of steering wheel pour into the agitator with the grit in the dustpan, realize automatic material conveying, treat reinforced completion back, start the second motor, make stirring vane stir out the concrete, use labour saving and time saving, high efficiency.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention may be realized and attained by the means of the instrumentalities and/or combinations particularly pointed out in the appended claims.

Drawings

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be further described in detail with reference to the accompanying drawings, in which:

fig. 1 is a perspective view of the present invention.

Fig. 2 is a perspective view of another perspective of the present invention.

Detailed Description

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the preferred embodiments are for purposes of illustration only and are not intended to limit the scope of the present invention.

As shown in fig. 1-2, the concrete mixer for bridge and tunnel construction comprises a mixing tank 1, wherein support rods 2 are respectively vertically arranged at the left end and the right end of the front side and the rear side of the mixing tank 1, the support rods 2 support the mixing tank 1, the bottoms of the support rods 2 are arranged on the ground, two support rods 2 at the front side and two support rods 2 at the rear side respectively support connecting rods 3, two ends of each connecting rod 3 respectively extend out of the mixing tank 1, two ends of each connecting rod 3 are respectively and horizontally provided with a sliding groove along the length direction thereof, a sliding block 4 is arranged in each sliding groove, two ends of a first rotating shaft 5 are respectively connected to the two opposite sliding blocks 4 through bearings, the first rotating shaft 5 can slide along the length direction of the connecting rod 3 through the sliding blocks 4 and the sliding grooves, a free end of the first rotating shaft 5 is connected with a steering engine 6, the steering engine 6 can drive the first rotating shaft 5, the free end of the upper part of the screw 7 is connected with a first motor 8, the first motor 8 can drive the screw to rotate, the lower end of the screw 7 is in threaded connection with the rear end of a dustpan 9, the rear side surface of the dustpan 9 is close to the side surface of the stirring barrel 1, when the screw 7 rotates, the dustpan 9 moves up and down along the screw 7, the front side and the rear side of a connecting plate 10 are respectively connected with the middle parts of two connecting rods 3, a second motor 11 is arranged on the connecting plate 10, the output shaft of the second motor 11 penetrates through the connecting plate 10 and is connected with a stirring shaft extending into the stirring barrel 1, stirring blades are arranged on the stirring shaft, the second motor 11 drives the stirring blades to rotate through the stirring shaft to uniformly mix sand and water to obtain concrete, two ends of a second rotating shaft 12 are respectively connected on the two connecting rods 3 between the first rotating shaft 5 and the connecting plate 10 through bearings, one free end of the second rotating shaft 12 is connected with, springs 15 are respectively arranged between the second rotating shafts 12 and the first rotating shafts 5 on two sides of the cam 14, when the third motor 13 rotates, the second rotating shafts 12 drive the cam 14 to rotate, the bulges on the cam 14 in the rotating process push the first rotating shafts 5 to move along the length direction of the connecting rod 3 so as to realize that the dustpan 9 shovels sand, the cam 14 continues to rotate, the first rotating shafts 5 recover the original position under the action of the springs 15, a discharge hole is formed in the lower portion of the stirring barrel 1, and a water injection pipe with a flow valve is further fixed on the stirring barrel 1.

The utility model discloses a concrete mixer is used in bridge tunnel construction, rotate through first motor 8, make 9 bottom surfaces of dustpan and the ground parallel and level on the screw rod 7, through making the third motor 13 rotate, cam 14 makes first pivot 5 move towards deviating from 1 direction of agitator, dustpan 9 shovels subaerial accumulational grit this moment, later 180 rotations of steering wheel pour into agitator 1 with the grit in the dustpan 9 in, realize automatic material conveying, treat reinforced completion back, start second motor 11, make stirring vane stir out the concrete, use labour saving and time saving, high efficiency.

The left side and the right side of the top surface of the stirring barrel 1 are respectively provided with a feed hopper 16, the outlet of the feed hopper 16 is positioned in the stirring barrel 1, and the outlet of the feed hopper is provided with an open-close valve which can simultaneously stir the concrete and store the concrete in the feed hopper 16.

Preferably, the outer side wall of the stirring barrel 1 is square, and the inner side wall is cylindrical.

A weighing device is arranged between the bottom surface of the feed hopper 16 and the stirring barrel 1, so that accurate discharging can be realized when the feed hopper stores sandstone.

The discharge hole is arranged in the middle of the bottom surface of the stirring barrel 1.

Finally, the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all of them should be covered by the scope of the claims of the present invention.

Claims

1. Concrete mixer for bridge tunnel construction, its characterized in that: comprises a stirring barrel (1), wherein the left end and the right end of the front side and the rear side of the stirring barrel (1) are respectively vertically provided with a support rod (2), the two support rods (2) of the front side and the two support rods (2) of the rear side are respectively supported with a connecting rod (3), the two ends of the connecting rod (3) respectively extend out of the stirring barrel (1), the two ends of the two connecting rods (3) are respectively horizontally provided with a sliding groove along the length direction thereof, a sliding block (4) is arranged in the sliding groove, the two ends of a first rotating shaft (5) are respectively connected on the two opposite sliding blocks (4) through bearings, one free end of the first rotating shaft (5) is connected with a steering engine (6), the middle part of the first rotating shaft (5) is provided with a screw rod (7) which vertically extends downwards, the free end of the upper part of the screw rod (7) is connected with a first motor (8), the lower end of the screw rod (7) is in threaded connection with the rear end of a dustpan (, be equipped with second motor (11) on connecting plate (10), the output shaft of second motor (11) runs through connecting plate (10) and links to each other with the (mixing) shaft that stretches into agitator (1), be equipped with stirring vane on the (mixing) shaft, a second pivot (12) both ends are connected respectively on two connecting rods (3) between first pivot (5) and connecting plate (10) through the bearing, a free end and third motor (13) of second pivot (12) link to each other, the cover is equipped with cam (14) on second pivot (12), be equipped with spring (15) respectively between second pivot (12) and first pivot (5) of cam (14) both sides, agitator (1) lower part is equipped with the discharge gate, still be fixed with the water injection pipe of taking the flow valve on agitator (1).

2. The concrete mixer for bridge and tunnel construction according to claim 1, wherein: the left and right sides is equipped with feeder hopper (16) respectively on agitator (1) top surface, feeder hopper (16) export is located agitator (1), the feeder hopper exit is equipped with the open and close valve.

3. The concrete mixer for bridge and tunnel construction according to claim 1 or 2, wherein: the outer side wall of the stirring barrel (1) is square, and the inner side wall is cylindrical.

4. The concrete mixer for bridge and tunnel construction according to claim 2, wherein: a weighing device is arranged between the bottom surface of the feed hopper (16) and the stirring barrel (1).

5. The concrete mixer for bridge and tunnel construction according to claim 1, wherein: the discharge port is arranged in the middle of the bottom surface of the stirring barrel (1).