CN211769675U - Main machine supporting device of large-load machine-room-less elevator - Google Patents

Abstract

The utility model discloses a large-load elevator host supporting device without machine room, which comprises a bearing steel beam arranged below a base of an elevator host, wherein two ends of the bearing steel beam are fixed on an elevator well wall; the elevator traction device is characterized by further comprising a traction support arranged above the elevator main machine, one end of the traction support is arranged on the wall of the elevator shaft, and the other end of the traction support is connected to the upper end of the elevator main machine. The large-load machine-room-less elevator main machine supporting device can fix the upper end of an elevator main machine through the traction support, overcomes the inclination of a car caused by unbalance loading in the car, and enables the car to be more stable and comfortable in the operation process. In addition, the reinforcing support beam is arranged at the bottom of the bearing steel beam, so that the elevator without the machine room has relatively large load capacity, and is particularly suitable for elevators with deep hoistways and large loads.

Description

Main machine supporting device of large-load machine-room-less elevator

Technical Field

The utility model relates to an elevator technical field, concretely relates to big load does not have computer lab elevator host computer strutting arrangement.

Background

The elevator without the machine room is an elevator which does not need a building to provide a closed special machine room for installing devices such as an elevator driving host machine, a control cabinet, a speed limiter and the like, the host machine, the driving cabinet and the control cabinet of the elevator without the machine room are installed on the upper portion of a hoistway, a special machine room is not needed, and the space of the building is saved.

The main machine of elevator without machine room is also called traction machine, and its function is to transfer and transmit power to make the elevator run, and can be used for lifting or lowering the elevator.

The main machine of the elevator without the machine room generally has three installation modes of an upper main machine, a lower main machine and a mode that the main machine is placed on a lift car, and the most common mode is that the upper main machine is placed on the lift car. However, the overhead main engine bears the load through the support arranged on the well wall, so that the requirements on the stability and the bearing capacity of the support are high.

Chinese patent publication No. CN204355929U describes a damping structure for a main frame of a machine-roomless elevator, in which an upper plate and a lower plate of a hoist are mounted on a hoist steel beam for mounting on a wall of a shaft so as to support the hoist, and the main frame of the machine-roomless elevator. Although the main frame of the machine room-less elevator in the patent document has a damping effect, the traction machine is subjected to one-side stress, and in addition, the traction machine and the materials of the upper machine plate and the lower machine plate of the traction machine expand with heat and contract with cold, the deformation characteristics of the traction machine and the materials of the upper machine plate and the lower machine plate of the traction machine, and the small looseness of the fastening bolt cause the traction machine to incline in different degrees, particularly for the conditions of large load or unbalanced load, the small inclination of the traction machine is obviously reflected on the car, so that the unbalance or shaking of the car is caused, and the comfort degree.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a big load does not have computer lab elevator host computer strutting arrangement solves the technical problem that does not have computer lab elevator host computer can take place to incline among the prior art.

In order to solve the technical problem, the utility model discloses a following technical scheme:

the large-load machine-room-less elevator host supporting device comprises a bearing steel beam arranged below a base of an elevator host, wherein two ends of the bearing steel beam are fixed on an elevator shaft wall; the elevator traction device is characterized by further comprising a traction support arranged above the elevator main machine, wherein one end of the traction support is arranged on the wall of the elevator shaft, and the other end of the traction support is connected to the upper end of the elevator main machine.

Preferably, the traction support comprises two L-shaped cross beams arranged at intervals, and the vertical parts at the front ends of the L-shaped cross beams face downwards and are connected with the upper end of the frame of the elevator main machine through bolts; the upper surface of the rear end of the L-shaped cross beam is connected with an L-shaped plate through a bolt, and the vertical part of the L-shaped plate is correspondingly connected to the wall of the elevator shaft through a bolt; and a connecting longitudinal beam is arranged between the two L-shaped cross beams.

Preferably, the rear end of the L-shaped cross beam is embedded in the elevator shaft wall.

Preferably, the L-shaped cross beam is made of square steel.

Preferably, the number of the bearing steel beams is two, the two bearing steel beams are arranged in parallel, and two ends of each bearing steel beam extend into the elevator shaft wall and are cast with concrete forming the elevator shaft wall into a whole.

Preferably, the bearing steel beam is a channel steel, and a reinforcing rib plate is arranged in the channel of the bearing steel beam.

Preferably, a reinforcing support beam is arranged between the two bearing steel beams.

Preferably, both ends of the reinforcing support beam extend into the elevator shaft wall and are cast integrally with concrete forming the elevator shaft wall.

The utility model has the advantages of:

1. the utility model provides a big load does not have computer lab elevator host computer strutting arrangement is including setting up the support that pulls in elevator host computer top, and the one end of pulling the support is installed on the elevator wall of a well, and the other end is connected in elevator host computer upper end, and the accessible pulls the support and can fix the upper end of elevator host computer, and the car slope that causes when overcoming the unbalance loading in the car makes the car operation in-process more steady and comfortable.

2. The reinforced support beam is arranged at the bottom of the bearing steel beam, so that the elevator without the machine room has relatively large load capacity, and is particularly suitable for elevators with deep well and large load.

3. The utility model provides a design for bolted connection between each part of big load no computer lab elevator host computer strutting arrangement, for the welded mode, be convenient for at elevartor shaft top installation and later stage maintenance through bolted connection.

Drawings

Fig. 1 is a front view of an embodiment of the host supporting device of the large-load elevator without machine room.

Fig. 2 is a left side view of an embodiment of the host supporting device of the large-load elevator without machine room.

Fig. 3 is the utility model discloses install the top view of the bearing girder steel of elevator base in the big load does not have computer lab elevator host computer strutting arrangement embodiment.

In the drawings, each reference numeral means: the elevator comprises an elevator main machine 1, a base 11, a first screw hole 111, a second screw hole 112, a frame 12, a traction sheave 13, a bearing steel beam 21, a reinforcing rib plate 211, a reinforcing rib 212, an elevator shaft wall 3, an L-shaped cross beam 41, an upright part 411, a first bolt 412, a second bolt 421, a third bolt 422, a connecting longitudinal beam 43, a reinforcing support beam 5 and a reinforcing rib 51.

Detailed Description

The following embodiments are only intended to illustrate the present invention in detail, and do not limit the scope of the present invention in any way.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example 1:

a supporting device for a main machine of a large-load elevator without a machine room, please refer to fig. 1 to 3.

As shown in fig. 1, the embodiment of the utility model provides a big load does not have computer lab elevator host computer strutting arrangement is including setting up the bearing girder steel 21 in elevator host computer 1's 11 below of base, and bearing girder steel 21 has two, and two bearing girder steels 21 set up side by side, and the both ends of bearing girder steel 21 are all fixed on the elevator wall of a well 3, and the both ends of bearing girder steel 21 extend to in the elevator wall of a well 3 and as an organic whole with the concrete placement that forms the elevator wall of a well 3.

As shown in fig. 2, a plurality of first screw holes 111 are formed in the base 11, the bearing steel beam 21 is a channel steel, connecting screw holes are correspondingly formed in the bearing steel beam 21, and the base 11 is mounted on the bearing steel beam 21 through bolts. The middle part of the base 11 is also provided with a plurality of second screw holes 112, and the elevator main machine 1 is correspondingly arranged on the second screw holes 112 through bolts.

As shown in fig. 3, the reinforcing ribs 211 are provided in the grooves of the two bearing steel beams 21 to enhance the bearing capacity of the bearing steel beams 21, and in addition, since the force on the traction sheave 13 side is large, the reinforcing ribs 212 connected between the bearing steel beams 21 and the base 11 are provided on the back of the bearing steel beams 21 near the traction sheave 13 side, and the reinforcing ribs 212 play a role in bearing the load on the side near the traction sheave 13.

Further, big load does not have computer lab elevator host computer strutting arrangement of this embodiment still includes the traction support of setting in elevator host computer 1 top, and the one end of traction support is installed on the elevator shaft wall 3, and the other end is connected in elevator host computer 1 upper end, and traction support is used for drawing 1 tops of elevator host computer, prevents that elevator host computer 1 from taking place the slope.

Specifically, as shown in fig. 3, in this embodiment, the traction bracket includes two L-shaped cross beams 41 arranged at intervals, the L-shaped cross beams 41 are made of square steel and have a relatively large strength, the distance between the two L-shaped cross beams 41 is equivalent to the width of the frame 12 of the elevator main machine 1, and the vertical portion 411 of the front end of each L-shaped cross beam 41 faces downward and is connected to the upper end of the frame 12 of the elevator main machine 1 through a first bolt 412.

The rear end upper surface of L shape crossbeam 41 is connected with L shaped plate 42 through second bolt 421, the portion of erectting of L shaped plate 42 corresponds through third bolt 422 and connects on the elevator shaft wall 3, longer expansion bolts can be adopted to third bolt 422, still be equipped with between two L shape crossbeams 41 and connect longeron 43, connect longeron 43 in this embodiment for the angle steel of connecting respectively at two L shape crossbeams 41 upper surfaces through the bolt, thereby make two L shape crossbeams 41 become a whole, pull on frame 12, make the stability of frame 12 better. In other embodiments, the rear end of the L-shaped cross beam can be embedded in the elevator shaft wall, so that the stability of the traction bracket is further enhanced.

Further, as shown in fig. 1, a reinforcing support beam 5 is further arranged between the two bearing steel beams 21, two ends of the reinforcing support beam 5 are respectively connected to the bottoms of the two bearing steel beams 21 through bolts, the reinforcing support beam 5 is made of angle steel, reinforcing ribs 51 are respectively arranged between two sides of the reinforcing support beam 5 and the bearing steel beams 21, two ends of the reinforcing support beam 5 extend into the elevator shaft wall 3 and are cast with concrete forming the elevator shaft wall 3 into a whole, and when the elevator shaft is large in depth and large in load, the method can be adopted to enhance the bearing capacity and stability.

Based on above embodiment, the utility model provides a big load does not have computer lab elevator host computer strutting arrangement pulls the support including setting up in elevator host computer top, pulls the one end of support and installs on the elevator wall of a well, and the other end is connected in elevator host computer upper end, and the accessible pulls the support and can fix the upper end of elevator host computer, and the car slope that causes when overcoming the unbalance loading in the car makes the car operation in-process more steady and comfortable.

While the present invention has been described in detail with reference to the drawings and examples, it will be understood by those skilled in the art that various changes in the specific parameters of the embodiments described above may be made or equivalents may be substituted for elements thereof without departing from the scope of the present invention, and it is intended that the invention cover all of the modifications and variations of the embodiments described above as are within the scope of the present invention.

Claims (8)

1. A large-load elevator host supporting device without a machine room comprises a bearing steel beam arranged below a base of an elevator host, and is characterized in that two ends of the bearing steel beam are fixed on an elevator well wall; the elevator traction device is characterized by further comprising a traction support arranged above the elevator main machine, wherein one end of the traction support is arranged on the wall of the elevator shaft, and the other end of the traction support is connected to the upper end of the elevator main machine.

2. The large-load machine-room-less elevator main machine supporting device according to claim 1, wherein the traction bracket comprises two spaced L-shaped cross beams, and the vertical parts of the front ends of the L-shaped cross beams face downwards and are connected with the upper end of the frame of the elevator main machine through bolts; the upper surface of the rear end of the L-shaped cross beam is connected with an L-shaped plate through a bolt, and the vertical part of the L-shaped plate is correspondingly connected to the wall of the elevator shaft through a bolt; and a connecting longitudinal beam is arranged between the two L-shaped cross beams.

3. The main machine support device of a heavy-duty machine-roomless elevator as claimed in claim 2, wherein the rear end of the L-shaped cross beam is embedded in the elevator shaft wall.

4. The heavy-duty machine-roomless elevator machine support device of claim 2, wherein the L-shaped cross beam is made of square steel.

5. The main machine supporting device of a large-load machine-roomless elevator as claimed in claim 1, wherein there are two of the said bearing steel beams, two of the said bearing steel beams are arranged side by side, and both ends of the said bearing steel beams extend into the elevator shaft wall and are cast with the concrete forming the elevator shaft wall.

6. The main machine supporting device of the heavy-load machine-roomless elevator as claimed in claim 5, wherein the bearing steel beam is a channel steel, and a reinforcing rib plate is arranged in the channel of the bearing steel beam.

7. The main machine support device of a heavy-duty machine-roomless elevator as claimed in claim 5, wherein a reinforcing support beam is provided between the two load-bearing steel beams.

8. The large capacity machine roomless elevator machine support assembly of claim 7 wherein the reinforcing support beams extend at both ends into the elevator shaft wall and are cast integrally with concrete forming the elevator shaft wall.

Images