阅读说明：本技术 一种门式起重机性能检测装置 (Portal crane performance detection device ) 是由 杨辰 程紫嫣 于 2019-08-20 设计创作，主要内容包括：本发明公开了一种门式起重机性能检测装置,包括横梁,所述横梁的底部两侧设置有支撑杆,所述支撑杆的底部中心设置有滑动小车,所述滑动小车的底部固定连接有拉钩,所述拉钩的底部设置有固定板,所述固定板的顶部呈转动连接有荷载块,所述拉钩的底部转动连接有转动环,所述转动环的侧壁转动连接有连接杆。本发明通过电机带动齿轮旋转,齿轮带动固定筒进行移动,固定筒通过支撑板带动荷载块进行移动,荷载块的位置发生变化,荷载块可以聚集在一侧或者分布设置,上转动连接螺杆,使得连接螺杆与固定筒相互分离,将荷载块分别插起移除,具备可调整不同状态的荷载分布情况、可方便增加和减少荷载,保持稳定的优点。(The invention discloses a portal crane performance detection device which comprises a cross beam, wherein support rods are arranged on two sides of the bottom of the cross beam, a sliding trolley is arranged in the center of the bottom of each support rod, a drag hook is fixedly connected to the bottom of the sliding trolley, a fixed plate is arranged at the bottom of the drag hook, a load block is rotatably connected to the top of the fixed plate, a rotating ring is rotatably connected to the bottom of the drag hook, and a connecting rod is rotatably connected to the side wall of the rotating ring. According to the invention, the gear is driven to rotate by the motor, the gear drives the fixed cylinder to move, the fixed cylinder drives the load blocks to move through the supporting plates, the positions of the load blocks are changed, the load blocks can be gathered on one side or distributed, the connecting screw rods are rotated on the fixed cylinder, so that the connecting screw rods are separated from the fixed cylinder, the load blocks are respectively inserted and removed, and the device has the advantages of capability of adjusting the load distribution conditions in different states, convenience in increasing and reducing loads and stability keeping.)

1. The utility model provides a gantry crane performance detection device, includes crossbeam (1), its characterized in that: the supporting rods (2) are arranged on two sides of the bottom of the cross beam (1), a sliding trolley (3) is arranged at the center of the bottom of the supporting rods (2), drag hooks (4) are fixedly connected to the bottom of the sliding trolley (3), a fixing plate (5) is arranged at the bottom of the drag hooks (4), load blocks (6) are rotatably connected to the top of the fixing plate (5), rotating rings (7) are rotatably connected to the bottom of the drag hooks (4), connecting rods (8) are rotatably connected to the side walls of the rotating rings (7), baffle plates (9) are vertically arranged at positions, close to the load blocks (6), of the top of the fixing plate (5), pull rods (10) are fixedly connected to the bottom of the rotating rings (7), positions, close to the load blocks (6), of the top of the fixing plate (5) are provided with penetrating rings (11) in a surrounding manner, supporting plates (12) are arranged at, the bottom of backup pad (12) is the level and is provided with rotation gyro wheel (13), the inside position that is close to backup pad (12) of fixed plate (5) all is provided with gear (14), the bottom of gear (14) is provided with solid fixed ring (15).

2. The device for detecting the performance of the gantry crane according to claim 1, wherein: the center department that is close to load piece (6) of fixed plate (5) is provided with a fixed cylinder (17), the top of a fixed cylinder (17) is rotated and is connected with connecting screw (18), the bottom of a fixed cylinder (17) is rotated and is connected with roll wheel (16), a fixed cylinder (17) passes the inside that runs through ring (11).

3. The device for detecting the performance of the gantry crane according to claim 1, wherein: the load block (6) is annular, the center of the load block (6) is penetrated through the fixing cylinder (17) and the connecting screw rod (18), the bottom of the load block (6) is provided with the supporting block (19), and the top of the load block (6) is horizontal.

4. The device for detecting the performance of the gantry crane according to claim 1, wherein: the bottom of solid fixed ring (15) and the inside reciprocal anchorage of fixed plate (5), one side of a fixed section of thick bamboo (17) is rotated and is connected with motor (20), the inside and gear (14) reciprocal fixed connection of a fixed section of thick bamboo (17) are run through to the one end of motor (20).

5. The device for detecting the performance of the gantry crane according to claim 1, wherein: the top of solid fixed ring (15) is provided with encircles the tooth, gear (14) and the tooth intermeshing that encircles of solid fixed ring (15).

6. The device for detecting the performance of the gantry crane according to claim 1, wherein: the inside of the side wall of the rotating ring (7) is provided with a bearing (21) in a surrounding manner, the bearing (21) is fixedly connected with the connecting rod (8), and the connecting rod (8) rotates with the rotating ring (7) through the bearing (21).

7. The device for detecting the performance of the gantry crane according to claim 1, wherein: the top of connecting screw rod (18) runs through the top and the outside intercommunication of connecting rod (8), connecting rod (8) and connecting screw rod (18) rotate each other and are connected, the inside of fixed section of thick bamboo (17) is cavity, connecting screw rod (18) insert the inside center of fixed section of thick bamboo (17) and fix.

8. The device for detecting the performance of the gantry crane according to claim 1, wherein: the supporting plate (12) is fixedly connected with the fixed cylinder (17), and the bottom of the rotating roller (13) is rotatably connected with the top of the fixed plate (5).

Technical Field

The invention relates to the technical field of cranes, in particular to a performance detection device for a gantry crane.

Background

The portal crane is mostly used outdoors, is usually installed in places such as a goods yard, a port and the like for hoisting and loading and unloading goods, is similar to a door in appearance and is used for loading and unloading goods, so the model thinking, the portal crane and the door frame are made of metal, two legs bear a main beam, wheels are installed on the legs and can move on a track, and only two legs support the ground, so that the floor area is small, the applicability is strong, the portal crane is more universal, and the portal crane is useful in many places. The gantry crane is usually transported to a destination in a split mode, then is installed, various detection and inspection are carried out after the assembly is completed, the inspection and acceptance can be passed after the experiment is qualified, and the load detection of the gantry crane is particularly important in performance detection.

The multiunit will be carried out usually in the load experiment, and static load, dynamic load, concentrated load, eccentric load etc. lack the equipment that provides the load of specialty in traditional experiment, need the manual work to adjust usually, but because portal crane's rated load is great, so the weight that needs adjust when the experiment is also very big, make the trouble that manual operation is very like this, the load increases gradually and reduces also very inconveniently moreover, can not guarantee gravity distribution's even.

disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the performance detection device of the gantry crane, which has the advantages of being capable of adjusting the load distribution conditions in different states, conveniently increasing and reducing the load and keeping stable, and solves the problems that the traditional equipment cannot be adjusted and the load is inconvenient to change.

(II) technical scheme

In order to realize the purposes of adjusting the load distribution conditions in different states, conveniently increasing and reducing the load and keeping stability, the invention provides the following technical scheme: a portal crane performance detection device comprises a cross beam, wherein support rods are arranged on two sides of the bottom of the cross beam, a sliding trolley is arranged in the center of the bottom of each support rod, a drag hook is fixedly connected to the bottom of the sliding trolley, a fixed plate is arranged at the bottom of the drag hook, a load block is rotatably connected to the top of the fixed plate, a rotating ring is rotatably connected to the bottom of the drag hook, a connecting rod is rotatably connected to the side wall of the rotating ring, a baffle is vertically arranged at the position, close to the load block, of the top of the fixed plate, a pull rod is fixedly connected to the bottom of the rotating ring, a penetrating ring is arranged at the position, close to the load block, of the top of the fixed plate in a surrounding manner, a support plate is arranged at the bottom of the load block, rotating idler wheels, the bottom of the gear is provided with a fixing ring.

preferably, a fixed cylinder is arranged at the center of the fixed plate, which is close to the load block, the top of the fixed cylinder is rotatably connected with a connecting screw rod, the bottom of the fixed cylinder is rotatably connected with a rolling wheel, and the fixed cylinder penetrates through the inside of the through ring.

Preferably, the load block is circular ring-shaped, the center of the load block is penetrated through the fixed cylinder and the connecting screw rod, the bottom of the load block is provided with the supporting block, the top of the load block is horizontal, and the supporting block is made of metal.

Preferably, the bottom of the fixing ring and the inside of the fixing plate are fixed to each other, one side of the fixing cylinder is rotatably connected with a motor, one end of the motor penetrates through the inside of the fixing cylinder and is fixedly connected with a gear, and the motor is a 24V-300W miniature direct-current brushless rotating motor.

Preferably, the top of solid fixed ring is provided with around the tooth, the gear with gu fixed ring encircle tooth intermeshing, the gear is made for the metal.

Preferably, the inside of the lateral wall of swivel becket is to encircle and is provided with the bearing, bearing and the mutual fixed connection of connecting rod, the connecting rod passes through bearing and swivel becket rotation, the inside of swivel becket is provided with the draw-in groove that corresponds each other with the bearing.

Preferably, the top of connecting screw rod runs through the top and the outside intercommunication of connecting rod, the connecting rod rotates with connecting screw rod and is connected, the inside of solid fixed cylinder is cavity, it is fixed that connecting screw rod inserts the inside center of solid fixed cylinder, connecting screw rod and solid fixed cylinder are the metal and make.

Preferably, the supporting plate is fixedly connected with the fixed cylinder, the bottom of the rotating roller is rotatably connected with the top of the fixed plate, and the joint of the fixed cylinder and the penetrating ring is arc-shaped.

Advantageous effects

Compared with the prior art, the invention provides a performance detection device of a gantry crane, which has the following beneficial effects:

1. The sliding trolley pulling drag hook through the top when in use, and then drive the load block to rise, and then provide the load to the sliding trolley, at this moment, each item of data that just can detect the hoist, when needs adjustment load state, it is rotatory to drive the gear through the motor, and then drive the solid fixed cylinder through the gear and remove, the solid fixed cylinder moves the load block through the supporting plate, and then make the position of load block change, make the load block can gather in one side or the distribution setting, and then various hoist and mount states in the imitation actual work, and can also keep the state of surrounding motion or rocking always, various accident that can appear in the real simulation work, more real check out test set's emergency treatment system, more audio-visual performance of representing equipment.

2. When the portal crane of difference is tested, the starter motor earlier, remove baffle interval department with the backup pad, upwards rotate connecting screw again, make connecting screw and solid fixed cylinder alternate segregation, and then insert the loading piece respectively through fork truck and remove, arrive suitable load weight after, again with connecting screw again with solid fixed cylinder reciprocal anchorage, restart motor makes the backup pad rotate to keep away from fork truck one side, it rotates the fork truck position to repeat next loading piece again, like this can be very convenient carry out the reduction of load, when needs increase the load, reverse operation is enough again, make the loading piece when promoting through connecting screw, can not produce great displacement, guarantee the stability of equipment.

Drawings

FIG. 1 is a front view of the structure of the present invention;

FIG. 2 is a top view of a connecting rod structure of the present invention;

FIG. 3 is a side view of the junction of the load block and the connecting screw of the structure of the present invention;

FIG. 4 is a sectional view of the internal structure of the structural fixing plate according to the present invention;

Figure 5 is a bottom view of the structural load block of the present invention.

In the figure: 1. a cross beam; 2. a support bar; 3. a sliding trolley; 4. pulling a hook; 5. a fixing plate; 6. a load block; 7. a rotating ring; 8. a connecting rod; 9. a baffle plate; 10. a pull rod; 11. a through ring; 12. a support plate; 13. rotating the roller; 14. a gear; 15. a fixing ring; 16. a rolling wheel; 17. a fixed cylinder; 18. connecting a screw rod; 19. a support block; 20. a motor; 21. and a bearing.

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. Based on the embodiments of the present invention, other embodiments obtained by persons of ordinary skill in the art without any creative effort are within the protection scope of the present invention.

Referring to fig. 1-5, a performance testing device for a gantry crane comprises a cross beam 1, support rods 2 are arranged on two sides of the bottom of the cross beam 1, a sliding trolley 3 is arranged in the center of the bottom of the support rods 2, a drag hook 4 is fixedly connected to the bottom of the sliding trolley 3, a fixing plate 5 is arranged at the bottom of the drag hook 4, a load block 6 is rotatably connected to the top of the fixing plate 5, a rotating ring 7 is rotatably connected to the bottom of the drag hook 4, a connecting rod 8 is rotatably connected to the side wall of the rotating ring 7, a baffle 9 is vertically arranged at the position, close to the load block 6, of the top of the fixing plate 5, a pull rod 10 is fixedly connected to the bottom of the rotating ring 7, a penetrating ring 11 is arranged at the position, close to the load block 6, a support plate 12 is arranged at the bottom of the load block 6, rotating rollers 13 are horizontally arranged, the bottom of the gear 14 is provided with a fixed ring 15.

the center of the fixed plate 5 close to the load block 6 is provided with a fixed cylinder 17, the top of the fixed cylinder 17 is rotatably connected with a connecting screw 18, the bottom of the fixed cylinder 17 is rotatably connected with a rolling wheel 16, and the fixed cylinder 17 penetrates through the inside of the through ring 11.

Load block 6 is the ring form, and load block 6's center is divided and is passed fixed cylinder 17, connecting screw 18, and load block 6's bottom all is provided with supporting shoe 19, and load block 6's top is the level form, and supporting shoe 19 is made for the metal, makes load block 6 can not the laminating together through supporting shoe 19, convenient separation.

The bottom of the fixed ring 15 and the inside of the fixed plate 5 are fixed to each other, one side of the fixed cylinder 17 is rotatably connected with a motor 20, one end of the motor 20 penetrates through the inside of the fixed cylinder 17 and is fixedly connected with a gear 14, the motor 20 is a 24V-300W miniature direct-current brushless rotating motor, the gear 14 is driven to rotate through the motor 20, the fixed cylinder 17 is driven to move through the gear 14, and the fixed cylinder 17 drives the load block 6 to move through the support plate 12.

The top of the fixed ring 15 is provided with surrounding teeth, the gear 14 is meshed with the surrounding teeth of the fixed ring 15, the gear 14 is made of metal, and the gear 14 is driven to rotate through the surrounding teeth.

The inside encircleing bearing 21 that is of lateral wall of swivel 7, bearing 21 and the mutual fixed connection of connecting rod 8, connecting rod 8 pass through bearing 21 and swivel 7 mutual rotation, and the inside of swivel 7 is provided with the draw-in groove that corresponds each other with bearing 21 for load block 6 can drive connecting rod 8 and rotate when rotating.

The top and the outside intercommunication of connecting screw 18's top through connecting rod 8, connecting rod 8 and connecting screw 18 rotation each other are connected, and the inside of a fixed section of thick bamboo 17 is cavity, and connecting screw 18 inserts the inside center of a fixed section of thick bamboo 17 and fixes, and connecting screw 18 is the metal with a fixed section of thick bamboo 17 and makes, and connecting screw 18 makes loading block 6 when promoting, can not produce great displacement, guarantees the stability of equipment.

Backup pad 12 and the mutual fixed connection of a fixed section of thick bamboo 17, the bottom of rotating gyro wheel 13 is connected with the top rotation of fixed plate 5, and a fixed section of thick bamboo 17 is the arc with the junction that runs through ring 11, through rotating gyro wheel 13 to load piece 6 auxiliary stay, remain stable.

The working principle is as follows: when different portal cranes are tested, the motor 20 is started firstly, the support plate 12 is moved to the interval of the baffle 9, the connecting screw 18 is rotated upwards to separate the connecting screw 18 from the fixed cylinder 17, the load blocks 6 are inserted and removed through the forklift respectively, after the proper load weight is reached, the connecting screw 18 is fixed with the fixed cylinder 17 again, the motor 20 is started again to rotate the support plate 12 to one side far away from the forklift, the next load block 6 is rotated to the position of the forklift repeatedly, so that the load can be reduced conveniently, when the load needs to be increased, the reverse operation is performed again, the load blocks 6 cannot generate large displacement when being lifted through the connecting screw 18, the stability of equipment is ensured, the draw hooks 4 are pulled through the sliding trolley 3 at the top, the load blocks 6 are driven to ascend, and the load is provided for the sliding trolley 3, at this moment just can detect each item data of hoist, when needs adjustment load state, it is rotatory to drive gear 14 through motor 20, and then drive solid fixed cylinder 17 through gear 14 and remove, gu fixed cylinder 17 drives load piece 6 through backup pad 12 and removes, and then make load piece 6's position change, make load piece 6 can gather in one side or the distribution setting, and then various hoist and mount states in the imitation actual work, and can also keep the state of surrounding movement or rocking always, various accident that appear in the simulation work that can be real, more real check out test set's emergency treatment system, the performance of more audio-visual equipment that embodies.

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.