CN216004852U

CN216004852U - Lifting machine for building

Info

Publication number: CN216004852U
Application number: CN202122159307.4U
Authority: CN
Inventors: 汪之明
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-09-07
Filing date: 2021-09-07
Publication date: 2022-03-11
Anticipated expiration: 2031-09-07

Abstract

The utility model discloses a lifting machine for buildings, which comprises a stand column, a cargo carriage and a counterweight device, wherein a first guide rail and a second guide rail are respectively arranged on two sides of the stand column, the cargo carriage is connected with the first guide rail in a sliding way, and a lifting driving device is arranged between the cargo carriage and the stand column; the counterweight device is connected with the second guide rail in a sliding way, the upper end of the upright post is provided with a pulley, a steel cable is connected between the counterweight device and the cargo compartment, and the steel cable is wound around the pulley; the counter weight device includes rack, balancing weight, is provided with a plurality of baffle in the rack, and the baffle separates into a plurality of in with the rack and is used for placing the chamber of placing of balancing weight, and one side of placing the chamber is uncovered, and the uncovered department of placing the chamber is provided with carries out spacing stop gear to the balancing weight. The utility model discloses in, the last chamber of placing that is used for placing the balancing weight that is provided with a plurality of counter weight device can adjust the quantity of balancing weight according to the actual weight in year goods railway carriage or compartment for counter weight device's weight and the weight phase-match in year goods railway carriage or compartment.

Description

Lifting machine for building

Technical Field

The utility model relates to a lifting machine, in particular to lifting machine for building.

Background

During construction of a building, it is often necessary to lift the building material to a high place by a hoist. The existing elevator comprises a stand column and a cargo compartment, wherein a guide rail is arranged on one side of the stand column and is vertically arranged, the cargo compartment is connected to the guide rail in a sliding manner, a lifting driving device is arranged between the cargo compartment and the guide rail, and the cargo compartment moves up and down along the guide rail under the driving of the lifting driving device; still be provided with one set of counter weight system on current lifting machine, counter weight system mainly includes a balancing weight that is close with the railway carriage or compartment weight that carries cargo, and the balancing weight sets up the opposite side at the stand, and the balancing weight passes through the cable wire and links to each other with the railway carriage or compartment that carries cargo, and the upper end of stand is walked around to the cable wire, and the balancing weight can balance the dead weight of the car that carries cargo, reduces the required lifting force of car when rising. The existing counterweight body is usually a solid metal block with a certain weight, the weight of the existing counterweight body is fixed and cannot be well matched with the weight of a load carriage, once the weight of the load carriage is changed to a large extent, different counterweight bodies can only be replaced due to the fact that the weight of the counterweight body cannot be adjusted, and the replacement is troublesome.

Disclosure of Invention

The utility model aims at solving the counter weight body on the current lifting machine because its weight can't be adjusted, can't be well with the weight phase-match of carrying the goods railway carriage or compartment, in case the weight of carrying the goods railway carriage or compartment has change by a relatively large margin, can only change different counter weight bodies, change comparatively trouble problem, provide a lifting machine for building, can effectively solve above-mentioned problem.

The utility model aims at realizing through the following technical scheme: a kind of building hoist, including the pillar stand, load carriage, counterweight device, both sides of the pillar stand have first guide rail and second guide rail separately, load carriage and first guide rail slip connection, load carriage and pillar stand have lift drive unit; the counterweight device is connected with the second guide rail in a sliding way, the upper end of the upright post is provided with a pulley, a steel cable is connected between the counterweight device and the cargo compartment, and the steel cable is wound around the pulley; the counter weight device includes rack, balancing weight, is provided with a plurality of baffle in the rack, and the baffle separates into a plurality of in with the rack and is used for placing the chamber of placing of balancing weight, and one side of placing the chamber is uncovered, and the uncovered department of placing the chamber is provided with carries out spacing stop gear to the balancing weight.

The utility model discloses in, first guide rail and second guide rail are all arranged along vertical direction. The cargo compartment moves up and down along the first guide rail under the driving of the lifting driving device. The counterweight device is used for balancing the dead weight of the cargo carrying compartment. The counter weight device is provided with a plurality of placing cavities for placing the counter weight blocks, the number of the counter weight blocks can be adjusted according to the actual weight of the loading carriage, so that the weight of the counter weight device is matched with the weight of the loading carriage, and once the weight of the loading carriage is greatly changed, the number of the counter weight blocks is increased or reduced, and the whole counter weight device cannot be replaced. The stop device that sets up in placing the uncovered department of chamber plays to stop limiting displacement to the balancing weight, prevents that the balancing weight from placing the chamber roll-off.

Preferably, the lifting driving device comprises a rack arranged on the upright post and a driving motor arranged on the cargo compartment, the rack is parallel to the first guide rail, and a gear meshed with the rack is arranged on the driving motor. The gear is driven to rotate by the driving motor, and the cargo compartment is driven to move up and down under the transmission action of the gear and the rack.

Preferably, the driving motor is a reduction motor.

Preferably, the load compartment is provided with a first sliding block matched with the first guide rail, and the load compartment is connected with the first guide rail in a sliding mode through the first sliding block.

Preferably, the counterweight device is provided with a second sliding block matched with the second guide rail, and the counterweight device is connected with the second guide rail in a sliding mode through the second sliding block.

Preferably, the limiting mechanism comprises a sliding groove arranged on the placing frame, a stop block is connected to the sliding groove in a sliding mode, one end of the stop block extends out of the sliding groove, and a spring is arranged between the stop block and the bottom of the sliding groove. The stop block can extend and retract along the axial direction of the sliding chute. When putting into the balancing weight and placing the chamber, make the dog be in the withdrawal state earlier, then insert the balancing weight and place the chamber, the dog stretches out and keeps off the place ahead at the balancing weight afterwards under the effect of spring to play the limiting displacement that blocks to the balancing weight, avoided the balancing weight from placing the roll-off in the chamber.

Preferably, a flange is arranged at one end, close to the bottom of the sliding groove, of the stop block, and a check ring used for limiting the stop block is arranged in the sliding groove.

The utility model has the advantages that: the utility model discloses in, the last chamber of placing that is used for placing the balancing weight that is provided with a plurality of counter weight device can be according to the actual weight in year goods railway carriage or compartment and adjust the quantity of balancing weight for counter weight device's weight and the weight phase-match in year goods railway carriage or compartment, in case the weight in year goods railway carriage or compartment has change by a relatively large margin, only need increase or reduce the balancing weight quantity can, can't change whole counter weight device.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a front view of the counterweight device.

Fig. 3 is a sectional view taken along a-a in fig. 2.

Fig. 4 is an enlarged view of a portion B in fig. 2.

In the figure: 1. the device comprises a stand column, 2, a bottom plate, 3, a first guide rail, 4, a loading compartment, 5, a first sliding block, 6, a rack, 7, a driving motor, 8, a second guide rail, 9, a counterweight device, 10, a second sliding block, 11, a pulley, 12, a steel cable, 13, a placing frame, 14, a partition plate, 15, a counterweight block, 16, a stop block, 17, a sliding groove, 18, a spring, 19 and a check ring.

Detailed Description

The invention will be further described with reference to the following detailed description and accompanying drawings.

Example 1:

as shown in fig. 1 to 4, a lifting machine for construction includes a column 1, a cargo compartment 4, and a counterweight device 9, wherein a bottom plate 2 is provided at a lower end of the column 1. The two sides of the upright post 1 are respectively provided with a first guide rail 3 and a second guide rail 8, and the first guide rail 3 and the second guide rail 8 are arranged along the vertical direction. The loading compartment 4 is connected with the first guide rail 3 in a sliding way, a first sliding block 5 matched with the first guide rail 3 is arranged on the loading compartment 4, and the loading compartment 4 is connected with the first guide rail 3 in a sliding way through the first sliding block 5. A lifting driving device is arranged between the cargo compartment 4 and the upright post 1. The lifting drive comprises a toothed rack 6 arranged on the column 1 and a drive motor 7 arranged on the load compartment 4. The driving motor 7 is a reduction motor. The rack 6 is parallel to the first guide rail 3, and the driving motor 7 is provided with a gear meshed with the rack 6. The gear is driven to rotate by the driving motor, and the cargo compartment is driven to move up and down under the transmission action of the gear and the rack.

The counterweight device 9 is connected with the second guide rail 8 in a sliding mode, a second sliding block 10 matched with the second guide rail is arranged on the counterweight device 9, and the counterweight device 9 is connected with the second guide rail 8 in a sliding mode through the second sliding block 10. The upper end of the upright post 1 is provided with a pulley 11, a steel cable 12 is connected between the counterweight device 9 and the loading compartment 4, and the steel cable 12 is wound around the pulley 11. Counter weight device 9 includes rack 13, balancing weight 15, is provided with a plurality of baffle 14 in the rack 13, and baffle 14 separates into a plurality of in with the rack and is used for placing the chamber of placing of balancing weight 15, and one side of placing the chamber is uncovered, and the uncovered department of placing the chamber is provided with carries out spacing stop gear to balancing weight 15.

Stop gear is including setting up the spout 17 on rack 13, and sliding connection has dog 16 in the spout 17, and the one end of dog 16 stretches out in spout 17, is provided with spring 18 between the bottom of dog 16 and spout 17. A flange is arranged at one end of the stop 16 close to the bottom of the chute, and a check ring 19 for limiting the stop is arranged in the chute.

The utility model discloses in, first guide rail and second guide rail are all arranged along vertical direction. The cargo compartment moves up and down along the first guide rail under the driving of the lifting driving device. The counterweight device is used for balancing the dead weight of the cargo carrying compartment. The counter weight device is provided with a plurality of placing cavities for placing the counter weight blocks, the number of the counter weight blocks can be adjusted according to the actual weight of the loading carriage, so that the weight of the counter weight device is matched with the weight of the loading carriage, and once the weight of the loading carriage is greatly changed, the number of the counter weight blocks is increased or reduced, and the whole counter weight device cannot be replaced. The stop device that sets up in placing the uncovered department of chamber plays to stop limiting displacement to the balancing weight, prevents that the balancing weight from placing the chamber roll-off. When putting into the balancing weight and placing the chamber, make the dog be in the withdrawal state earlier, then insert the balancing weight and place the chamber, the dog stretches out and keeps off the place ahead at the balancing weight afterwards under the effect of spring to play the limiting displacement that blocks to the balancing weight, avoided the balancing weight from placing the roll-off in the chamber.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the principles of the present invention.

Claims

1. A lifting machine for buildings is characterized by comprising an upright post, a cargo carrying compartment and a counterweight device, wherein a first guide rail and a second guide rail are respectively arranged on two sides of the upright post, the cargo carrying compartment is in sliding connection with the first guide rail, and a lifting driving device is arranged between the cargo carrying compartment and the upright post; the counterweight device is connected with the second guide rail in a sliding way, the upper end of the upright post is provided with a pulley, a steel cable is connected between the counterweight device and the cargo compartment, and the steel cable is wound around the pulley; the counter weight device includes rack, balancing weight, is provided with a plurality of baffle in the rack, and the baffle separates into a plurality of in with the rack and is used for placing the chamber of placing of balancing weight, and one side of placing the chamber is uncovered, and the uncovered department of placing the chamber is provided with carries out spacing stop gear to the balancing weight.

2. The hoisting machine for building as claimed in claim 1, wherein the lifting drive means comprises a rack provided on the column and a drive motor provided on the load compartment, the rack being parallel to the first rail, the drive motor being provided with a gear engaging with the rack.

3. The construction hoist as claimed in claim 2, wherein the driving motor is a reduction motor.

4. The hoisting machine for building as claimed in claim 1, wherein the load-carrying car is provided with a first slide block which cooperates with the first guide rail, the load-carrying car being slidably connected to the first guide rail by the first slide block.

5. The building hoist as claimed in claim 1, wherein the counterweight device is provided with a second slider engaged with the second guide rail, and the counterweight device is slidably coupled to the second guide rail via the second slider.

6. The building hoist according to claim 1, 2, 3, 4 or 5, characterized in that the limiting mechanism comprises a sliding groove arranged on the placing frame, a stopper is connected in the sliding groove in a sliding manner, one end of the stopper extends out of the sliding groove, and a spring is arranged between the stopper and the bottom of the sliding groove.

7. The building hoist as claimed in claim 6, wherein the stopper has a flange at an end thereof adjacent to the bottom of the chute, and the chute has a retainer ring for retaining the stopper.