CN217756766U - Prevent transportation bracket that cubical switchboard emptys - Google Patents

Abstract

A transfer bracket for preventing a switch cabinet from toppling comprises a rectangular flat plate, wherein pad feet are respectively arranged below four corners of the flat plate, and the flat plate is provided with a lock hole matched with the bottom of the switch cabinet; four L-shaped movable claw legs are arranged below the flat plate, the four L-shaped movable claw legs are arranged into a front row and a rear row, and the two movable claw legs of each row are symmetrically arranged left and right; each movable claw foot is provided with a vertical rotating shaft respectively, and each movable claw foot can horizontally rotate around the corresponding vertical rotating shaft; the vertical rotating shaft of each movable claw foot is close to the transverse edge of the flat plate; each movable claw foot is provided with a torsional spring; each movable claw foot is also correspondingly sleeved with a limiting block for limiting the rotating amplitude of the movable claw foot under the action of the torsion spring, and each limiting block is fixed below the flat plate; each movable claw foot comprises a first arm rod and a second arm rod, and the first arm rod and the second arm rod are vertically connected to form an L shape. The utility model discloses can reduce the fork truck transportation process and take place the danger that the cubical switchboard tumbles.

Description

Prevent transportation bracket that cubical switchboard emptys

Technical Field

The utility model belongs to the technical field of the supporting production facility of cubical switchboard, especially, relate to a prevent transportation bracket that cubical switchboard emptys.

Background

In the production process of a factory, the electric switch cabinet needs to be frequently moved to different stations for assembly and debugging; in addition, the handling is required during the shipment after production and during the assembly or maintenance after transportation to the customer site. A large number of metal components are arranged in the electrical switch cabinet, and the electrical switch cabinet is very heavy, so that the electrical switch cabinet is difficult to move by hands, and most of the electrical switch cabinet needs to depend on a forklift or a crane.

The forklift is provided with two longitudinally extending fork strips (also called as goods forks in the row), when the switch cabinet needs to be moved, the fork strips extend into the lower part of the switch cabinet, then the fork strips are driven to slightly rise, so that the switch cabinet is slightly lifted off the ground, the switch cabinet is supported on the fork strips, then the forklift can move away, and the switch cabinet moves along with the fork strips to realize the moving. In order to avoid the wishbone to upwards hold up the in-process of cubical switchboard bottom and bruise the cubical switchboard bottom, also for the ease of the wishbone stretches into the cubical switchboard below, need set up between cubical switchboard bottom and wishbone and transport the bracket. The existing transfer bracket comprises a flat plate 7 with a rectangular horizontal projection shape, wherein pad feet 9 are respectively arranged below four corners of the flat plate 7, the flat plate 7 is provided with four lock holes 70, four lock holes are correspondingly arranged at the bottom of a switch cabinet, the switch cabinet is moved to the upper side of the flat plate by using a crane during use, then the flat plate 7 and the switch cabinet are locked by four bolts penetrating through the lock holes 70 of the flat plate and the lock holes at the bottom of the switch cabinet, as shown in figure 1, and then a fork strip can stretch into the lower side of the flat plate 7 of the transfer bracket and slightly support the switch cabinet.

The horizontal projection dimension (length and width) of the flat plate is generally similar to that of the switch cabinet, and the width (short dimension) of the flat plate cannot exceed the width (short dimension) of the switch cabinet, which mainly has the following reasons: 1. in a production workshop, the switch cabinets are generally arranged along the short direction, and if the width (short direction size) of the flat plate greatly exceeds the width of the switch cabinets, the switch cabinets occupy more area when being arranged; 2. if the width (short-direction dimension) of the flat plate greatly exceeds the width of the switch cabinet, the flat plate can greatly exceed the switch cabinet in the width direction, which means that an operator stands on the ground to assemble, test or overhaul the switch cabinet above the flat plate, and the operation is inconvenient; thirdly, because manufacturing enterprise and user all need use the transportation bracket, so when leaving the factory, manufacturing enterprise generally can be with transporting the bracket and delivering to the user, transport bracket and cubical switchboard when leaving the factory promptly and still lock together and vanning, in order to dwindle the volume of vanning as far as possible, also require the horizontal projection profile of dull and stereotyped and the horizontal projection profile size of cubical switchboard almost.

However, since the height of the switchgear is high (typically 2.0-2.8 meters) and the width is small (typically 0.6-1.0 meters), the aspect ratio is close to 3:1, when fork truck stretched into cubical switchboard bottom below, the length direction of fork strip was again along the length direction of cubical switchboard, when fork truck in the walking process, if the bumpy ground or rolled over the barrier and produce jolting, then fork truck can produce along width direction and rock, as shown in fig. 2 arc arrow, make the cubical switchboard slope, as shown in fig. 2, can take place to empty when serious, the incident that leads to transporting workman casualties has been emptyd to cubical switchboard in the process of having taken place many times in the row.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming above-mentioned shortcoming and providing a prevent transportation bracket that cubical switchboard emptys, it can reduce the fork truck transportation process and take place the danger that the cubical switchboard tumbles.

The purpose can be realized according to the following scheme: a transfer bracket for preventing a switch cabinet from toppling over comprises a rectangular flat plate, wherein the short direction of the flat plate is transverse, the long direction of the flat plate is longitudinal, pad feet are respectively arranged below four corners of the flat plate, and the flat plate is provided with a lock hole matched with the bottom of the switch cabinet; the method is characterized in that: four L-shaped movable claw legs are arranged below the flat plate, the four L-shaped movable claw legs are arranged into a front row and a rear row, and two movable claw legs of each row are arranged in a left-right symmetrical manner; each movable claw foot is provided with a vertical rotating shaft respectively, and each movable claw foot can horizontally rotate around the corresponding vertical rotating shaft; the vertical rotating shaft of each movable claw foot is close to the transverse edge of the flat plate; each movable claw foot is provided with a torsional spring; each movable claw foot is also correspondingly sleeved with a limiting block for limiting the rotating amplitude of the movable claw foot under the action of the torsion spring, and each limiting block is fixed below the flat plate; each movable claw foot comprises a first arm rod and a second arm rod, and the first arm rod and the second arm rod are vertically connected to form an L shape;

when each movable claw foot is in a normal position contacting with the limiting block under the action of the torsion spring, the extending direction of the first arm rod is transverse, and the extending direction of the second arm rod is longitudinal; the inner ends of the first arm rods of the two movable claw feet positioned in the front row are connected with the rear end of the second arm rod, and the outer ends of the first arm rods of the two movable claw feet positioned in the rear row are connected with the rear end of the second arm rod; the vertical rotating shafts of the two movable claw feet positioned in the front row are arranged at the outer ends of the corresponding first arm rods; the vertical rotating shafts of the two movable claw feet positioned in the rear line are arranged at the corner connecting parts between the corresponding first arm rod and the corresponding second arm rod.

The transverse clear distance between the vertical rotating shafts of the two movable claw feet in each row is equal to the transverse outer skin distance of the left fork strip and the right fork strip of the forklift.

In this application document, the direction that the fork strip of fork truck stretched into the dull and stereotyped below of transporting the bracket when using is defined as the place ahead, and opposite direction is the rear, and the direction that the fork strip of fork truck withdrawed from the dull and stereotyped below of transporting the bracket is the rear promptly.

The outer end is an end laterally distant from the middle of the flat plate.

The inner end is an end laterally close to the middle of the flat plate.

The utility model has the advantages of it is following and effect:

1. under the normality, fork truck's yoke does not stretch into the dull and stereotyped below of transporting the bracket, the cubical switchboard is placed in the dull and stereotyped top of transporting the bracket, each activity claw foot is in the normality position that contacts the stopper under the torsional spring effect, each activity claw foot retracts into in the horizontal projection position within range of dull and stereotyped completely, consequently, can not make the cubical switchboard arrange to place and consume too many site area, also be convenient for operating personnel stands subaerially and assembles or overhauls beside the cubical switchboard, more be suitable for transporting the bracket and the cubical switchboard and leave factory and pack together.

2. When utilizing fork truck to transport the cubical switchboard, fork truck's fork strip is by stretching into the dull and stereotyped below of transporting the bracket forward after, fork truck's fork strip backs up the first armed lever of each activity claw foot, make each activity claw foot take place horizontal rotation around the vertical pivot that corresponds, then the second armed lever of each activity claw foot is opened to the outside, outside coming to dull and stereotyped horizontal projection position scope, then the transverse dimension who transports the bracket has been increaseed in other words, the danger that the cubical switchboard tumbled has taken place in fork truck transportation process has been reduced by a wide margin.

3. The arrangement form of two lines of movable claw feet in front and back is favorable to forming great longitudinal distance between the second armed lever of two lines of movable claw feet in front and back after the fork strip of fork truck stretches into the dull and stereotyped below of transporting the bracket forward, increases stability.

Drawings

Fig. 1 is a schematic view illustrating an assembly effect of a conventional transfer bracket and a switch cabinet.

Fig. 2 is a schematic diagram illustrating the effect that a switch cabinet on a conventional transfer bracket is easy to topple.

Fig. 3 is a schematic perspective view of a transfer carriage according to an embodiment of the present invention in a normal state.

Fig. 4 is a perspective view of the transfer carriage of fig. 3 from another angle.

Fig. 5 is a schematic bottom view of the transfer carriage of fig. 4.

Fig. 6 is a schematic view showing the fitting relationship between the transfer carriage shown in fig. 4 and the fork strips of the switch cabinet and the forklift.

Fig. 7 is a bottom schematic view of the structure shown in fig. 6.

Fig. 8 is a bottom schematic view of the transfer carriage of fig. 7 in an assembled, modified state with the fork straps of the forklift.

Fig. 9 is a perspective view of the structure shown in fig. 8.

Fig. 10 is a schematic perspective view of the forklift truck of fig. 6 after the forks of the truck have been extended beneath the transfer carriage.

Fig. 11 is an effect schematic diagram of the utility model discloses cubical switchboard above the transportation bracket is difficult to empty.

Detailed Description

The transfer bracket for preventing the switch cabinet from toppling over shown in fig. 3, 4 and 5 comprises a rectangular flat plate 7, wherein the short direction of the flat plate 7 is transverse, the long direction of the flat plate 7 is longitudinal, pad feet 9 are respectively arranged below four corners of the flat plate 7, and the flat plate 7 is provided with four lock holes 70 matched with the bottom of the switch cabinet; four L-shaped movable claw legs are arranged below the flat plate 7, the four L-shaped movable claw legs are arranged into a front row and a rear row, two movable claw legs 1 in the front row are symmetrically arranged left and right, and two movable claw legs 2 in the rear row are also symmetrically arranged left and right; each movable claw foot (comprising a front row of movable claw feet 1 and a rear row of movable claw feet 2) is respectively provided with a vertical rotating shaft 3, and each movable claw foot can horizontally rotate around the corresponding vertical rotating shaft 3; the vertical rotating shaft 3 of each movable claw foot is close to the transverse edge of the flat plate 7; the transverse clear distance between the vertical rotating shafts 4 of the two movable claw feet 1 positioned in the front row is equal to the transverse outer skin distance (such as AB distance in figure 7) of the left fork strip 6 and the right fork strip 6 of the forklift, and the transverse clear distance between the vertical rotating shafts 4 of the two movable claw feet 2 positioned in the rear row is also equal to the transverse outer skin distance of the left fork strip 6 and the right fork strip 6 of the forklift; each movable claw foot (comprising a movable claw foot 1 and a movable claw foot 2) is provided with a torsion spring 4; each movable claw foot is also correspondingly matched with a limiting block 5 for limiting the rotation amplitude of the movable claw foot under the action of the torsion spring 4, and each limiting block 5 is fixed below the flat plate 7;

as shown in fig. 3, 4 and 5, each movable claw foot 1 in the front row comprises a first arm 11 and a second arm 12, and the first arm 11 and the second arm 12 are vertically connected to form an L shape; each movable claw foot 2 positioned in the rear row comprises a first arm rod 21 and a second arm rod 22, and the first arm rod 21 and the second arm rod 22 are vertically connected to form an L shape;

as shown in fig. 3, 4 and 5, when the front row of movable claws 1 is in a normal position contacting the limit block 5 under the action of the torsion spring 4, the extending direction of the first arm 11 is horizontal, the extending direction of the second arm 12 is vertical, the inner ends of the first arms 11 of the two movable claws 1 in the front row are connected with the rear end of the second arm 12, and the vertical rotating shafts 4 of the two movable claws 1 in the front row are arranged at the outer ends of the corresponding first arms 11;

when the movable claw feet 2 in the rear row are in the normal position contacting the limiting block 5 under the action of the torsion spring 4, the extending direction of the first arm rod 21 is horizontal, the extending direction of the second arm rod 22 is vertical, the outer ends of the first arm rods 21 of the two movable claw feet 2 in the rear row are connected with the rear end of the second arm rod 22, and the vertical rotating shafts 4 of the two movable claw feet 2 in the rear row are arranged at the corner connecting parts between the corresponding first arm rods 21 and the corresponding second arm rods 22.

The principle of use of the above embodiment is as follows:

under the normal state, the fork strip 6 of the forklift does not extend into the lower part of the flat plate 7 of the transfer bracket, the switch cabinet 8 is placed above the flat plate of the transfer bracket, the flat plate 7 and the switch cabinet 8 are locked by four bolts penetrating through the flat plate lock hole 70 and the lock hole at the bottom of the switch cabinet, each movable claw foot is in the normal state position contacting with the corresponding limit block 5 under the action of the torsion spring 4, and each movable claw foot is completely retracted into the horizontal projection position range of the flat plate, as shown in fig. 3, 4, 5 and 6.

When the switch cabinet needs to be transported by using the forklift, the fork strips 6 of the forklift extend into the lower part of the flat plate 7 of the transportation bracket from back to front (the extending direction is shown in arrow directions in fig. 7, 9 and 3), the fork strips 6 of the forklift push open the first arm rods of the movable claws to enable the movable claws to horizontally rotate around the corresponding vertical rotating shafts 3, so that the second arm rods 12 of the two movable claws 1 in the front row and the second arm rods 22 of the two movable claws 2 in the back row are respectively pushed open outwards to come outside the horizontal projection position range of the flat plate 7, which is equivalent to enlarging the transverse size of the transportation bracket, in addition, a larger longitudinal distance is formed between the second arm rods 12 of the movable claws 1 in the front row and the second arm rods 22 of the movable claws 2 in the back row (the longitudinal distance is larger than the longitudinal distance of the two vertical rotating shafts 3 in the front and back rows), and the risk of the switch cabinet 8 tipping in the transportation process of the forklift is greatly reduced, as shown in fig. 8, 9, 10 and 11.

Claims (2)

1. A transfer bracket for preventing a switch cabinet from toppling over comprises a rectangular flat plate, wherein the short direction of the flat plate is transverse, the long direction of the flat plate is longitudinal, pad feet are respectively arranged below four corners of the flat plate, and the flat plate is provided with a lock hole matched with the bottom of the switch cabinet; the method is characterized in that: four L-shaped movable claw legs are arranged below the flat plate, the four L-shaped movable claw legs are arranged into a front row and a rear row, and two movable claw legs of each row are arranged in a left-right symmetrical manner; each movable claw leg is provided with a vertical rotating shaft respectively, and each movable claw leg can horizontally rotate around the corresponding vertical rotating shaft; the vertical rotating shaft of each movable claw foot is close to the transverse edge of the flat plate; each movable claw foot is provided with a torsion spring; each movable claw foot is also correspondingly matched with a limiting block for limiting the rotation amplitude of the movable claw foot under the action of the torsion spring, and each limiting block is fixed below the flat plate; each movable claw foot comprises a first arm rod and a second arm rod, and the first arm rod and the second arm rod are vertically connected to form an L shape;

when each movable claw foot is in a normal position contacting with the limiting block under the action of the torsion spring, the extending direction of the first arm rod is transverse, and the extending direction of the second arm rod is longitudinal; the inner ends of the first arm rods of the two movable claw feet positioned in the front row are connected with the rear end of the second arm rod, and the outer ends of the first arm rods of the two movable claw feet positioned in the rear row are connected with the rear end of the second arm rod; the vertical rotating shafts of the two movable claw feet positioned in the front row are arranged at the outer ends of the corresponding first arm rods; the vertical rotating shafts of the two movable claw feet positioned on the rear line are arranged at the corner connecting parts between the corresponding first arm rods and the corresponding second arm rods.

2. A transfer carriage to prevent switchgear from toppling over, as claimed in claim 1, wherein: the transverse clear distance between the vertical rotating shafts of the two movable claw feet in each row is equal to the transverse outer skin distance of the left fork strip and the right fork strip of the forklift.

Images