CN215798334U - Elevating gear for construction - Google Patents

Abstract

The utility model discloses a lifting device for building construction, which comprises a bearing plate, a base and a lifting mechanism, wherein the lifting mechanism is arranged on the base, the top of the lifting mechanism is connected with the bearing plate, the bearing plate comprises a main bearing plate and an auxiliary bearing plate, the two sides of the main bearing plate are slidably connected with the auxiliary bearing plate, a vertical chute is arranged at the bottom of the base, a supporting leg is arranged in the vertical chute, the top of the supporting leg is connected with the base through a spring, a normally closed press switch is arranged at the top of the vertical chute, and the normally closed press switch is electrically connected with an alarm. The utility model provides a lifting device for building construction, which can improve the moving area of workers, send out an alarm when the center of gravity shifts to a certain degree and improve the stability.

Description

Elevating gear for construction

Technical Field

The utility model relates to the technical field of building construction devices, in particular to a lifting device for building construction.

Background

The in-process that uses at the building often need use elevating gear, and elevating gear's top sets up the loading board, and the loading board can supply the staff activity to and place construction tool and material, promote the height that the loading board removed through elevating gear, make things convenient for the staff to be under construction to the building of eminence. The width of elevating gear's loading board among the prior art is generally fixed, and this movable area that leads to the staff receives the restriction, and also there is some elevating gear's loading board width to adjust, but stands the high extension back staff of loading board on the loading board of extension region, can lead to the focus skew, if can not in time remind after the certain degree of skew, can lead to elevating gear to empty.

Disclosure of Invention

In view of the above-mentioned prior art, the present invention provides a lifting device for building construction, which increases the moving area of workers, and gives an alarm when the center of gravity shifts to a certain extent, thereby improving stability.

The technical scheme of the utility model is realized as follows:

the utility model provides a lifting device for construction, includes loading board, base and elevating system, elevating system locates on the base, the elevating system top with the loading board is connected, the loading board includes main loading board and vice loading board, the both sides sliding connection of main loading board vice loading board, the base bottom is equipped with vertical spout, be equipped with the supporting leg in the vertical spout, the top of supporting leg pass through the spring with pedestal connection, the top of vertical spout is equipped with normally closed press switch, normally closed press switch is connected with the alarm electricity.

Furthermore, the lifting mechanism is a first electric telescopic rod or a hydraulic telescopic rod.

Furthermore, a first sliding groove is formed in the bottom of the main bearing plate, and a first sliding rail sliding along the first sliding groove is arranged on the auxiliary bearing plate.

Furthermore, first coamings are arranged on the front side and the rear side of the main bearing plate, second coamings are arranged on the front side and the rear side and the left side of the auxiliary bearing plate on the left side, and second coamings are also arranged on the front side and the rear side and the right side of the auxiliary bearing plate on the right side.

Further, the base is equipped with balancing weight and second electric telescopic handle, balancing weight and base sliding connection, second electric telescopic handle's both ends are connected respectively balancing weight and base, second electric telescopic handle is connected with normally closed push switch electricity, is located the left side when the normally closed switch in the vertical spout is closed second electric telescopic handle promotes the balancing weight removes to the left side, is located the right side when the normally closed switch in the vertical spout is closed second electric telescopic handle promotes the balancing weight removes to the right side.

Further, the base is provided with a second slide rail, the balancing weight is provided with a second slide groove matched with the second slide rail, and the balancing weight slides along the second slide rail.

Furthermore, rollers are arranged at the bottoms of the supporting legs.

The utility model has the beneficial effects that:

the base is fixed subaerial, holds up the loading board through elevating system, and the staff stands and carries out the construction operation on the loading board. In the process of construction, if the active area of staff needs to be enlarged, the auxiliary bearing plate is pulled out from two sides, the staff can move to the auxiliary bearing plate to act, the active area of the staff is increased, and construction operation is facilitated. The loading board can also be used for placing tools and materials required for construction, because the length of extension of the auxiliary loading board exceeds the supporting surface of the base, when the gravity center offset causes the stress of the supporting leg on one side to be less than a preset value, the spring pushes the supporting leg to be separated from the normally closed press switch, and the normally closed press switch is switched on, so that the alarm gives an alarm to remind a worker of gravity center offset and topple over when the gravity center offset is caused by the lifting device for careful construction. According to the construction device, a heavy base is not required to be arranged, the construction device is convenient to move and carry, the alarm is used for reminding workers of the toppling condition of the construction device, so that the workers can respond in advance, and the toppling of the construction device is avoided.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only preferred embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a schematic side view of a lifting device for building construction according to embodiment 1 of the present invention;

fig. 2 is a schematic top view of a lifting device for building construction according to embodiment 1 of the present invention;

FIG. 3 is a cross-sectional view taken along line B-B of FIG. 2;

FIG. 4 is an enlarged view of the structure of the area A in FIG. 1;

fig. 5 is a schematic side view of a lifting device for building construction according to embodiment 2 of the present invention;

in the figure, 1 bearing plate, 2 bases, 3 lifting mechanisms, 4 main bearing plates, 5 auxiliary bearing plates, 6 vertical chutes, 7 supporting legs, 8 springs, 9 normally closed press switches, 10 alarms, 11 first chutes, 12 first slide rails, 13 first enclosing plates, 14 second enclosing plates, 15 balancing weights, 16 second electric telescopic rods, 17 second slide rails, 18 second chutes and 19 rollers.

Detailed Description

In order to better understand the technical content of the utility model, specific embodiments are provided below, and the utility model is further described with reference to the accompanying drawings.

Example 1

Referring to fig. 1-4, a lifting device for construction, includes loading board 1, base 2 and elevating system 3, elevating system 3 locates on the base 2, elevating system 3 top with loading board 1 is connected, loading board 1 includes main loading board 4 and vice loading board 5, the both sides sliding connection of main loading board 4 vice loading board 5, 2 bottoms of base are equipped with vertical spout 6, be equipped with supporting leg 7 in the vertical spout 6, the top of supporting leg 7 pass through spring 8 with base 2 is connected, the top of vertical spout 6 is equipped with normally closed press switch 9, normally closed press switch 9 is connected with alarm 10 electricity.

The base 2 is fixed on the ground, the bearing plate 1 is supported through the lifting mechanism 3, and a worker stands on the bearing plate 1 to perform construction operation. The bearing plate 1 comprises a main bearing plate 4 and an auxiliary bearing plate 5, wherein the main bearing plate 4 is connected with a lifting mechanism 3, and the main bearing plate 4 is lifted up through the lifting mechanism 3. The both sides sliding connection of main bearing board 4 has vice bearing board 5, and at the in-process of construction, if need enlarge staff's active area, then pull out vice version of bearing from both sides, the staff can move to the vice version of bearing and act on, has improved staff's active area, the development of the construction operation of being convenient for. The base 2 is provided with the supporting leg 7, the base 2 is supported by the supporting leg 7, when the stress of the supporting leg 7 is larger than a preset value, the spring 8 is compressed to enable the supporting leg 7 to be pressed on the normally closed press switch 9, the normally closed press switch 9 is opened, and a circuit of the alarm 10 is disconnected. The loading board 1 can also be used for placing tools and materials needed by construction, because the length of extension of the auxiliary loading board 5 exceeds the supporting surface of the base 2, when the gravity center deviation leads to the stress of the supporting leg 7 on one side to be less than the preset value, the spring 8 pushes the supporting leg 7 to be separated from the normally closed press switch 9, the normally closed press switch 9 is switched on through a circuit, the alarm 10 gives an alarm, and the lifting device for reminding workers of gravity center deviation during construction leads to gravity center deviation and topples over. According to the construction device, the heavy base 2 is not required to be arranged, the construction device is convenient to move and carry, the alarm 10 is used for reminding workers of the toppling condition of the construction device, so that the workers can respond in advance, and the toppling of the construction device is avoided.

Specifically, the lifting mechanism 3 is a first electric telescopic rod or a hydraulic telescopic rod. The loading plate 1 can be raised and lowered by using an electric telescopic rod or a hydraulic telescopic rod.

Specifically, the bottom of the main bearing plate 4 is provided with a first sliding groove 11, and the auxiliary bearing plate 5 is provided with a first sliding rail 12 sliding along the first sliding groove 11. After the auxiliary bearing plate 5 slides out, the first slide rail 12 plays a role of supporting, and the auxiliary bearing plate 5 is kept in a horizontal state for workers to stand and place construction tools and construction materials.

Specifically, the front side and the rear side of the main bearing plate 4 are provided with first enclosing plates 13, the front side and the rear side and the left side of the auxiliary bearing plate 5 on the left side are provided with second enclosing plates 14, and the front side and the rear side and the right side of the auxiliary bearing plate 5 on the right side are also provided with second enclosing plates 14. The first enclosing plate 13 and the second enclosing plate 14 enclose the bearing plate 1 together to form a protective fence, so that the construction safety of workers is improved. When the sub carrier plate 5 is housed in the main carrier plate 4, part of the second enclosing plate 14 overlaps the first enclosing plate 13. When the sub-carrier plate 5 is pulled out from the main carrier plate 4, the overlapping portion of the second enclosing plate 14 and the first enclosing plate 13 is unfolded, and the first enclosing plate 13 and the second enclosing plate 14 are kept in a state of enclosing the carrier plate 1.

Example 2

Referring to fig. 5, the difference between this embodiment and embodiment 1 is that the base 2 is provided with a weight block 15 and a second electric telescopic rod 16, the weight block 15 is connected to the base 2 in a sliding manner, two ends of the second electric telescopic rod 16 are respectively connected to the weight block 15 and the base 2, the second electric telescopic rod 16 is electrically connected to the normally closed push switch 9, when the normally closed switch in the vertical chute 6 on the left side is closed, the second electric telescopic rod 16 pushes the weight block 15 to move to the left side, and when the normally closed switch in the vertical chute 6 on the right side is closed, the second electric telescopic rod 16 pushes the weight block 15 to move to the right side. Base 2 is equipped with balancing weight 15 and second electric telescopic handle 16, balancing weight 15 and 2 sliding connection of base, the both ends of second electric telescopic handle 16 are connected respectively balancing weight 15 and base 2, second electric telescopic handle 16 is connected with normally closed press switch 9 electricity, is located the left side when the normally closed switch in vertical chute 6 is closed second electric telescopic handle 16 promotes balancing weight 15 removes to the left side, is located the right side when the normally closed switch in vertical chute 6 is closed second electric telescopic handle 16 promotes balancing weight 15 removes to the right side. The position of the counterweight 15 can influence the position of the center of gravity of the lifting device for construction. The gravity center moves rightwards, so that when the alarm 10 gives an alarm, the press switch above the left supporting leg 7 is closed, the second electric telescopic rod 16 is powered through the press switch, the second electric telescopic rod 16 pushes the balancing weight 15 to move leftwards, the gravity center of the lifting device for construction moves leftwards, the gravity center moves towards the center of the supporting surface again, and the stability of the lifting device for construction is improved. In a similar way, move to the left side at the focus of gravity for when alarm 10 sent out the police dispatch newspaper, the press switch of 7 tops of supporting leg on right side is closed, supplies power to second electric telescopic handle 16 through this press switch, and second electric telescopic handle 16 promotes balancing weight 15 and removes to the right side, makes elevating gear's for the construction focus move right, makes the focus move to the center of holding surface again, improves elevating gear's for the construction stability.

Specifically, the base 2 is provided with a second slide rail 17, the counterweight block 15 is provided with a second slide groove 18 matched with the second slide rail 17, and the counterweight block 15 slides along the second slide rail 17. The counterweight 15 moves along the second slide rail 17, so that the moving stability of the counterweight 15 is improved.

Optionally, the bottom of the supporting leg 7 is provided with a roller 19. The construction hoist may be pushed to move by the roller 19.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims (7)

1. The utility model provides a lifting device for construction, its characterized in that, includes loading board, base and elevating system, elevating system locates on the base, the elevating system top with the loading board is connected, the loading board includes main loading board and vice loading board, the both sides sliding connection of main loading board vice loading board, the base bottom is equipped with vertical spout, be equipped with the supporting leg in the vertical spout, the top of supporting leg pass through the spring with pedestal connection, the top of vertical spout is equipped with normally closed press switch, normally closed press switch is connected with the alarm electricity.

2. The lifting device for building construction as claimed in claim 1, wherein the lifting mechanism is a first electric telescopic rod or a hydraulic telescopic rod.

3. The lifting device for building construction as claimed in claim 1, wherein the main loading plate has a first sliding groove at a bottom thereof, and the sub loading plate has a first sliding rail sliding along the first sliding groove.

4. The elevating device for building construction as claimed in claim 3, wherein first enclosing plates are provided at front and rear sides of the main loading plate, second enclosing plates are provided at front and rear sides and left side of the sub loading plate at the left side, and second enclosing plates are provided at front and rear sides and right side of the sub loading plate at the right side.

5. The lifting device for building construction according to claim 1, wherein the base is provided with a balancing weight and a second electric telescopic rod, the balancing weight is connected with the base in a sliding manner, two ends of the second electric telescopic rod are respectively connected with the balancing weight and the base, the second electric telescopic rod is electrically connected with the normally closed push switch, the second electric telescopic rod pushes the balancing weight to move to the left when the normally closed switch in the vertical chute on the left side is closed, and the second electric telescopic rod pushes the balancing weight to move to the right when the normally closed switch in the vertical chute on the right side is closed.

6. The lifting device for building construction as claimed in claim 5, wherein the base has a second slide rail, the counterweight has a second slide groove engaged with the second slide rail, and the counterweight slides along the second slide rail.

7. The lifting device for building construction as claimed in claim 5, wherein the bottom of the supporting leg is provided with a roller.

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