CN112478988A

CN112478988A - Construction elevator in hoistway and using method thereof

Info

Publication number: CN112478988A
Application number: CN202011213621.XA
Authority: CN
Inventors: 周晓雪
Original assignee: Hangzhou Baochen Technology Co ltd
Current assignee: Hangzhou Baochen Technology Co ltd
Priority date: 2020-11-04
Filing date: 2020-11-04
Publication date: 2021-03-12

Abstract

The invention discloses a construction elevator in a shaft and a using method thereof, wherein the elevator is arranged in the shaft and comprises a lift car and a guide frame; the lift car is connected with a car frame, and the car frame is slidably connected to the guide frame through a guide wheel assembly; the guide frame is fixedly connected with a rack, the car frame is connected with a driving motor, the driving motor is connected with a gear, and the gear is meshed with the rack; the construction elevator in the shaft is arranged in the shaft, so that an unbalanced load type structure arranged outside is avoided, the structure is more stable and safer, and the installation is simple; the gear rack is adopted to forcibly drive the lifting, the operation is stable, the gear rack is driven to have the speed limiting function of the safety gear, when the driving motor detects that the rotating speed of the gear is too fast, the gear can be automatically clamped, the safety gear speed limiter does not need to be additionally installed, the cost is reduced, and the space is saved.

Description

Construction elevator in hoistway and using method thereof

Technical Field

The invention relates to the field of construction elevators, in particular to a construction elevator in a hoistway and a using method thereof.

Background

Present construction elevator is arranged in personnel and the transportation of small-size material among the building engineering, the place that the unable motion of tower crane and reachd has been compensatied, general construction elevator installs outdoors, attach and build outside the building wall, it constantly promotes the height to need the standard component to build, and what bring from this is the loaded down with trivial details of work process, need the building body to reserve out the entry, build a series of work such as butt joint platform, and the product is for following standard festival operation, security and protectiveness are relatively poor, be unbalance loading form structure simultaneously, stability and security are relatively poor.

Disclosure of Invention

Aiming at one or more of the defects or the improved requirements in the prior art, the invention provides a construction elevator in a shaft and a using method thereof, wherein the construction elevator is arranged in the shaft, an eccentric load type structure arranged outside is avoided, the structure is more stable and safer, and the installation is simple; meanwhile, the gear and the rack are adopted to forcibly drive the lifting, the operation is stable, the gear and the rack are driven to have the speed limiting function of the safety gear, when the driving motor detects that the rotating speed of the gear is too high, the gear can be automatically clamped, the safety gear speed limiter does not need to be additionally installed, the cost is reduced, and the space is saved.

In order to achieve the aim, the invention provides a construction elevator in a shaft, which comprises a lift car and a guide frame; the lift car is connected with a car frame, and the car frame is slidably connected to the guide frame through a guide wheel assembly; the guide frame is fixedly connected with a rack, the car frame is connected with a driving motor, the driving motor is connected with a gear, and the gear is meshed with the rack.

As a further improvement of the invention, the number of the guide frame, the number of the rack, the number of the driving motor and the number of the gears are two; the two guide frames are arranged in parallel at intervals, and the two racks are respectively connected to the opposite sides of the two guide frames; the two driving motors are respectively in driving connection with the two gears, and the two gears are respectively meshed with the two racks.

As a further improvement of the invention, eight guide wheel assemblies are specifically arranged and are respectively connected at eight included angles of the car frame; the guide wheel assembly comprises a supporting seat and two grooved wheels, the two grooved wheels are respectively and rotatably connected to the supporting seat, and the axes of the two grooved wheels are perpendicular to each other.

As a further improvement of the invention, the guide frame comprises two guide posts which are arranged at intervals, and the two guide posts are fixedly connected through a connecting rod; both of the sheaves can be slidably connected to the guide post.

As a further improvement of the invention, the guide column is formed by vertically inserting a plurality of unit section columns; the top of unit festival post is equipped with and inserts the post, and the bottom is equipped with the slot.

As a further improvement of the invention, a nested door is connected to the inlet of the car; the nested door comprises two guide sleeves, the two guide sleeves are connected to two sides of an inlet of the lift car, and an outer door sleeve can be connected in each guide sleeve in a sliding mode; an inner sliding door is slidably connected in the outer door pocket.

As a further improvement of the invention, the top end of the guide frame is connected with a guide wheel, and one side of the guide frame, which is far away from the lift car, is slidably connected with a counterweight; and a connecting rope is connected between the balance weight and the car frame and bypasses the guide wheel.

As a further improvement of the invention, the connecting rope is a steel wire rope or a guide belt.

A method of using an in-hoistway construction elevator comprising the in-hoistway construction elevator of claim 8 mounted inside a hoistway.

The above-described improved technical features may be combined with each other as long as they do not conflict with each other.

Generally, compared with the prior art, the above technical solution conceived by the present invention has the following beneficial effects:

1. the construction elevator in the shaft is arranged in the shaft, an unbalance loading type structure arranged outside is avoided, the structure is more stable and safer, and the installation is simple.

2. According to the construction elevator in the hoistway, the gear and the rack are adopted to forcibly drive the elevator to ascend and descend, the operation is stable, the gear and the rack are driven to have the safety gear speed limiting function, when the driving motor detects that the rotating speed of the gear is too high, the gear can be automatically clamped, the safety gear speed limiter does not need to be additionally installed, the cost is reduced, and the space is saved.

3. The construction elevator in the hoistway adopts a nested door structure, saves the space of an opening door and a closing door, and is convenient to use.

4. According to the elevator for construction in the hoistway, the guide frame is formed by splicing the unit section columns, can be spliced and built according to actual requirements, and is convenient and firm to build.

Drawings

Fig. 1 is an isometric view of a first embodiment of a construction elevator in a hoistway of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is a partial block diagram of FIG. 1;

FIG. 4 is another part of the block diagram of FIG. 1;

FIG. 5 is a half sectional view of a nested door according to the present invention;

FIG. 6 is a half sectional view of a unit stud according to the present invention;

fig. 7 is an isometric view of a second embodiment of the invention of a construction elevator in a hoistway;

in the figure: 1. a car; 2. a guide frame; 21. a guide post; 211. a unit section column; 212. inserting a column; 213. a slot; 22. a connecting rod; 3. a car frame; 4. a guide wheel assembly; 41. a supporting seat; 42. a grooved wheel; 5. a rack; 6. a drive motor; 7. a gear; 8. nesting the door; 81. a guide sleeve; 82. an outer door pocket; 83. an inner sliding door; 9. a guide wheel; 10. balancing weight; 11. and connecting ropes.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

First embodiment of the preferred embodiment of the present invention, referring to fig. 1 to 6, an elevator for construction in a hoistway includes a car 1 and a guide frame 2; the lift car 1 is connected with a car frame 3, and the car frame 3 is slidably connected to the guide frame 2 through a guide wheel assembly 4; the guide frame 2 is fixedly connected with a rack 5, the car frame 3 is connected with a driving motor 6, the driving motor 6 is connected with a gear 7, and the gear 7 is meshed with the rack 5.

The guide frame 2 is used for facilitating the car frame 3 on the car 1 to slide up and down; the driving motor 6 is used for driving the gear 7 to rotate so as to drive the lift car 1 to move up and down along the rack 5; the driving motor 6 is connected with the gear 7 through a speed reducer with a self-locking function, and the safety speed limiting effect is realized through the self-locking of the speed reducer.

Preferably, the number of the guide frame 2, the rack 5, the driving motor 6 and the gear 7 is two; the two guide frames 2 are arranged in parallel at intervals, and the two racks 5 are respectively connected to one sides of the two guide frames 2; the two driving motors 6 are respectively in driving connection with the two gears 7, and the two gears 7 are respectively meshed with the two racks 5. The device is arranged symmetrically, so that the device is more stable in shape.

Eight guide wheel assemblies 4 are specifically arranged and are respectively connected to eight included angles of the car frame 3; the guide wheel assembly 4 comprises a supporting seat 41 and two grooved wheels 42, wherein the two grooved wheels 42 are respectively rotatably connected to the supporting seat 41, and the axes of the two grooved wheels 42 are perpendicular to each other. The sheave 42 is used to change the static friction of up-and-down sliding into rolling friction, thereby reducing the running friction.

The guide frame 2 comprises two guide posts 21 arranged at intervals, and the two guide posts 21 are fixedly connected through a connecting rod 22; both of the sheaves 42 are slidably connected to the guide post 21.

Preferably, the guide column 21 is formed by vertically inserting a plurality of unit section columns 211; the top end of the unit section column 211 is provided with an insertion column 212, and the bottom end is provided with an insertion groove 213. The unit section column 211 of each section is fixedly connected in the hoistway; the guide post 21 is formed by splicing the unit section posts 211 up and down, can be spliced according to use requirements, and is convenient to use. The post 212 is adapted to be inserted into the slot 213 for mating.

A nested door 8 is connected to the inlet of the car 1; the nested door 8 comprises two guide sleeves 81, the two guide sleeves 81 are connected to two sides of an inlet of the car 1, and an outer door sleeve 82 can be connected in each guide sleeve 81 in a sliding mode; an inner sliding door 83 is slidably connected inside the outer door pocket 82. The outer door pocket 82 is slidable into the guide pocket 81, and the inner sliding door 83 is slidable into the outer door pocket 82.

In the second embodiment, referring to fig. 7, a counterweight module is added on the basis of the first embodiment, wherein a guide pulley 9 is connected to the top end of the guide frame 2, and a counterweight 10 is slidably connected to the side of the guide frame 2 away from the car 1; a connecting rope 11 is connected between the counterweight 10 and the car frame 3, and the connecting rope 11 bypasses the guide wheel 9. And the counterweight module is added, so that the output power of the driving motor 6 is reduced, the equipment runs more stably, and the running load of the driving motor 6 is reduced.

The working principle of the invention is as follows: when the construction elevator in the shaft is required to be used, the construction elevator is formed by selecting and splicing a plurality of unit section columns according to the required height, and the whole construction elevator is arranged in the shaft, so that an unbalanced loading type structure arranged outside is avoided, the structure is more stable and safer, and the construction elevator is simple to install; then drive gear 7 by driving motor 6 and rotate, go up and down along rack 5, after rising or descending target in place, through promoting nested door, open the chamber door of car 1, use.

It will be understood by those skilled in the art that the foregoing is only a preferred embodiment of the present invention, and is not intended to limit the invention, and that any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides a construction elevator in well which characterized in that: comprises a lift car (1) and a guide frame (2); the lift car (1) is connected with a car frame (3), and the car frame (3) is slidably connected to the guide frame (2) through a guide wheel assembly (4); the guide frame (2) is fixedly connected with a rack (5), the car frame (3) is connected with a driving motor (6), the driving motor (6) is connected with a gear (7), and the gear (7) is meshed with the rack (5).

2. The construction elevator in the shaft according to claim 1, characterized in that: the number of the guide frames (2), the number of the racks (5), the number of the driving motors (6) and the number of the gears (7) are two; the two guide frames (2) are arranged in parallel at intervals, and the two racks (5) are respectively connected to one opposite sides of the two guide frames (2); the two driving motors (6) are respectively in driving connection with the two gears (7), and the two gears (7) are respectively meshed with the two racks (5).

3. The construction elevator in the shaft according to claim 2, characterized in that: the number of the guide wheel assemblies (4) is eight, and the guide wheel assemblies are respectively connected to eight included angles of the car frame (3); the guide wheel assembly (4) comprises a supporting seat (41) and two grooved wheels (42), the two grooved wheels (42) are respectively and rotatably connected to the supporting seat (41), and the axes of the two grooved wheels (42) are perpendicular to each other.

4. The construction elevator in the shaft according to claim 3, characterized in that: the guide frame (2) comprises two guide columns (21) which are arranged at intervals, and the two guide columns (21) are fixedly connected through a connecting rod (22); both of the grooved wheels (42) are slidably connected to the guide post (21).

5. The construction elevator in the shaft according to claim 4, characterized in that: the guide column (21) is formed by vertically inserting a plurality of unit section columns (211); the top end of the unit section column (211) is provided with an inserting column (212), and the bottom end of the unit section column is provided with an inserting groove (213).

6. The construction elevator in the shaft according to claim 5, characterized in that: a nested door (8) is connected to the inlet of the car (1); the nested door (8) comprises two guide sleeves (81), the two guide sleeves (81) are connected to two sides of an inlet of the car (1), and an outer door sleeve (82) can be connected in each guide sleeve (81) in a sliding mode; an inner sliding door (83) is connected in the outer door pocket (82) in a sliding way.

7. The construction elevator in the hoistway according to any one of claims 1 to 6, characterized in that: the top end of the guide frame (2) is connected with a guide wheel (9), and one side of the guide frame (2) far away from the lift car (1) is slidably connected with a counterweight (10); a connecting rope (11) is connected between the counterweight (10) and the car frame (3), and the connecting rope (11) bypasses the guide wheel (9).

8. The elevator according to any one of claim 7, wherein: the connecting rope (11) is a steel wire rope or a guide belt.

9. A use method of a construction elevator in a hoistway is characterized in that: an in-hoistway construction elevator comprising the in-hoistway construction elevator of claim 8, the elevator being installed inside a hoistway.