CN211644260U

CN211644260U - Inorganic tenant ladder underbeam mechanism and inorganic tenant ladder

Info

Publication number: CN211644260U
Application number: CN201922137275.0U
Authority: CN
Inventors: 范彦举; 李达; 李印; 马乔卫
Original assignee: Joylive Elevator Co ltd
Current assignee: Joylive Elevator Co ltd
Priority date: 2019-12-03
Filing date: 2019-12-03
Publication date: 2020-10-09
Anticipated expiration: 2029-12-03

Abstract

The utility model discloses an inorganic tenant's ladder underbeam mechanism and inorganic tenant's ladder relates to elevator technical field. The lower beam mechanism of the passenger elevator without the machine room comprises a lower beam assembly and a car bottom accessory. Wherein the lower beam assembly is connected in parallel to the bottom of the car floor. Because the lower beam assembly and the width direction of the car bottom plate are arranged at a preset acute angle, the lower beam assembly can be obliquely arranged relative to the width direction of the car bottom plate in a horizontal plane, so that the transverse installation size required by the lower beam mechanism is reduced. Meanwhile, the car bottom accessories such as the shock absorbing pieces are arranged between the lower beam assembly and the car bottom plate and are directly installed on the lower beam assembly without arranging other installation frames, so that the whole structure is more compact, the installation size required by the bottom structure of the passenger elevator car can be further reduced, and the installation requirement of the passenger elevator in a small hoistway is met.

Description

Inorganic tenant ladder underbeam mechanism and inorganic tenant ladder

Technical Field

The utility model relates to an elevator technical field especially relates to a no computer lab visitor's ladder underbeam mechanism and no computer lab visitor's ladder.

Background

The machine room-less passenger elevator is an elevator which does not need a special machine room to install devices such as an elevator driving host, a control cabinet and a speed limiter. Compared with the elevator for the motor house, the elevator for the motor house has the advantages that the arrangement of a machine room is omitted, and therefore the installation space is effectively saved.

However, for passenger elevator installations in small hoistways, it is still difficult to meet the requirements using conventional inorganic passenger elevators. The reason for this is that, influenced by structural design, the required mounting dimension of underbeam mechanism that conventional no computer lab passenger ladder car bottom set up is still great, and need set up a certain amount of mounting bracket and be used for installing the numerous annex of car bottom, also can occupy more mounting dimension.

Based on this, there is a need for a passenger elevator without machine room and a lower beam mechanism thereof, which are used to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an inorganic tenant's terraced underbeam mechanism and inorganic tenant's terraced can effectively reduce the shared mounting dimension of underbeam mechanism and car bottom annex, satisfies the visitor's terraced installation demand in the little well.

To achieve the purpose, the utility model adopts the following technical proposal:

a no computer lab passenger ladder underbeam mechanism, includes:

the lower beam assembly is connected to the bottom of the car bottom plate in parallel and arranged at a preset acute angle with the width direction of the car bottom plate;

the car bottom annex, the car bottom annex includes the shock attenuation piece, the shock attenuation piece sets up the underbeam subassembly with between the car bottom plate, and install on the underbeam subassembly.

Optionally, the lower beam assembly is removably connected to the car floor.

Optionally, the lower beam assembly comprises:

the connecting beam is connected with the car bottom plate;

the rope sheave assembly is arranged at the bottom of the connecting beam.

Optionally, the sheave assembly includes a cross beam connected with the connection beam and a sheave mounted on the cross beam.

Optionally, the connecting beam is provided in plurality.

Optionally, the lower beam assembly further comprises a reinforcing plate, the reinforcing plate abuts against the connecting beam for supporting the connecting beam.

Optionally, the shock absorbing member is a rubber shock absorbing block.

Optionally, the car bottom accessory further comprises a load cell mounted between the lower beam assembly and the car floor.

Optionally, the machine roomless ladder underbeam mechanism further comprises a buffer assembly, and the buffer assembly is installed at the bottom of the underbeam assembly.

The utility model also provides an inorganic tenant's ladder, include as above inorganic tenant's ladder underbeam mechanism.

The utility model has the advantages that:

the utility model provides a no computer lab passenger ladder underbeam mechanism and no computer lab passenger ladder. Because the underbeam subassembly parallel connection is in the bottom of car bottom plate, and is the predetermined acute angle setting with the width direction of car bottom plate, so the underbeam subassembly can set up by the slope of width direction relative to the car bottom plate in the horizontal plane to reduce the required horizontal installation dimension of underbeam mechanism. Meanwhile, the car bottom accessories such as the shock absorbing pieces are arranged between the lower beam assembly and the car bottom plate and are directly installed on the lower beam assembly, and other installation frames do not need to be arranged for the car bottom accessories, so that the whole structure is more compact, the installation size required by the car bottom structure of the passenger elevator is further reduced, and the installation requirement of the passenger elevator in a small hoistway can be met.

Drawings

Fig. 1 is a schematic view of the overall structure of the inorganic tenant ladder underbeam mechanism provided by the utility model;

fig. 2 is a top view of the inorganic tenant ladder underbeam mechanism provided by the utility model;

fig. 3 is a schematic structural view of the reinforcing plate and the connecting beam in the lower beam mechanism of the inorganic tenant ladder provided by the utility model;

fig. 4 is a schematic structural view of the connection between the weighing sensor and the mounting bracket in the lower beam mechanism of the inorganic tenant ladder provided by the utility model;

fig. 5 is a schematic structural view of a mounting rod in the lower beam mechanism of the inorganic tenant ladder provided by the utility model;

fig. 6 is a schematic structural view of a positioning plate in the lower beam mechanism of the inorganic tenant ladder provided by the utility model;

fig. 7 is the utility model provides a structural schematic of buffering subassembly in no computer lab passenger ladder underbeam mechanism.

In the figure:

100. a car floor; 101. a car floor straight beam;

1. a lower beam assembly; 11. a connecting beam; 111. upward flanging; 112. downward flanging; 12. a sheave assembly; 121. a cross beam; 122. mounting a rod; 1221. a groove; 123. positioning a plate; 124. a sheave; 125. a beam connector; 2. a sheave cover; 3. a reinforcing plate; 4. a rib plate; 5. a shock absorbing member; 6. a buffer assembly; 61. a first plate; 62. bending the plate; 63. a second plate; 7. mounting a bracket; 71. a base plate; 72. a top plate; 8. and a weighing sensor.

Detailed Description

In order to make the technical problem solved by the present invention, the technical solution adopted by the present invention and the technical effect achieved by the present invention clearer, the technical solution of the present invention will be further explained by combining the drawings and by means of the specific implementation manner.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are used in the orientation or positional relationship shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

The embodiment provides a machine roomless ladder underbeam mechanism. As shown in fig. 1, the lower beam mechanism includes a lower beam assembly 1 and a car bottom accessory. Specifically, the lower beam assembly 1 is connected in parallel to the bottom of the car floor 100 and disposed at a predetermined acute angle with respect to the width direction of the car floor 100. With the above arrangement, the lower beam assembly 1 can be inclined at a certain angle with respect to the width direction of the car floor 100 in the horizontal plane, thereby reducing the lateral installation dimension required for installation of the lower beam mechanism. Meanwhile, the car bottom accessory comprises the shock absorbing piece 5, the shock absorbing piece 5 is arranged between the lower beam assembly 1 and the car bottom plate 100 and is directly installed on the lower beam assembly 1, and an additional installation frame does not need to be arranged at the bottom of the car like a traditional passenger elevator, so that the whole structure is more compact, and the installation size required by a lower beam mechanism is further reduced.

Alternatively, as shown in fig. 1, the lower beam assembly 1 includes a connection beam 11 and a sheave assembly 12. Specifically, the connection beam 11 is connected to the car floor 100, and the sheave assembly 2 is disposed at the bottom of the connection beam 11. Further, as shown in fig. 1, since the car floor straight beam 101 is provided at the bottom of the car floor 100 in the prior art, the connecting beam 11 is selectively connected to the car floor straight beam 101 in this embodiment to facilitate the installation of the lower beam assembly 1 on the car floor 100.

Alternatively, the lower beam assembly 1 is removably attached to the car floor 100 for ease of installation. In this embodiment, in order to maximally facilitate installation of the components, the connection between the connection beam 11 and the car floor 100, and the connection between the connection beam 11 and the sheave assembly 12 are all detachably connected. For the detachable connection, as shown in fig. 1 and 3, the connecting beam 11 is configured as a Z-shaped plate structure including an upper flange 111 and a lower flange 112 arranged in parallel. Mounting holes are formed in the upper flange 111 and the lower flange 112 for allowing fasteners such as bolts to penetrate through, so that the connecting beam 11 can be detachably connected with the car bottom plate 100 and the rope pulley assembly 12 through the fasteners.

In this embodiment, as shown in fig. 1, the sheave assembly 12 includes a cross member 121 and a sheave 124. Specifically, the sheave 124 is mounted on the cross beam 121, and the cross beam 121 is connected to the connection beam 11.

Further, as can be seen from fig. 1, the sheave assembly 12 is a main structure in the lower beam assembly 1, and the transverse installation dimension thereof is the transverse installation dimension of the lower beam assembly 1. Therefore, the embodiment actually reduces the transverse installation size occupied by the passenger elevator lower beam mechanism by arranging the rope pulley assembly 12. Specifically, as shown in fig. 1 and 2, the sheave assembly 12 is connected to the car floor 100 by a connection beam 11, and the sheave assembly 12 is disposed at a predetermined acute angle with respect to the width direction of the car floor 100. Alternatively, the size of the preset acute angle may be 30 °, 45 °, 60 °, or the like, and the specific angle value is set according to requirements.

Optionally, the bottom of the cross beam 121 is further provided with a pulley cover 2. Specifically, as shown in fig. 1, two sheave covers 2 are provided, each covering the bottom of each of the two sheaves 124, for protecting the sheaves 124.

Alternatively, the connection beam 11 may be provided in plurality. In this embodiment, as shown in fig. 1, two connecting beams 11 are provided, and the two connecting beams 11 are respectively provided at the left and right ends of the cross beam 121. Make the underbeam structure whole more balanced through setting up two tie-beams 11, strengthened the stability that tie-beam 11 is connected with car bottom plate 100 and rope sheave assembly 12.

Optionally, a reinforcing plate 3 abutting against the connecting beam 11 is further disposed in the lower beam mechanism to support the connecting beam 11, so that structural strength is improved. In the present embodiment, as shown in fig. 3, two reinforcing plates 3 are provided along the longitudinal direction of the connecting beam 11, and both the reinforcing plates 3 abut against the upper flange 111 of the connecting beam 11 to support the connecting beam 11. Further, as shown in fig. 1, a rib plate 4 is further provided in this embodiment. The rib plates 4 are arranged on the cross beam 121 right below the connecting beam 11 and coact with the reinforcing plates 3 for improving the structural strength of the lower beam structure.

Optionally, the shock absorbing members 5 are removably attached to the lower beam assembly 1 to facilitate the installation of car bottom accessories. In this embodiment, as shown in fig. 1, in order to facilitate the attaching of the damper 5 to the car floor straight beam 101 to obtain a good damping effect, the damper 5 is selectively attached to the connecting beam 11. In order to further enhance the damping effect, two damping members 5 are provided on the two connecting beams 11, respectively, in the present embodiment. Optionally, the damper 5 is a rubber damper block.

Optionally, the car bottom accessory further comprises a load cell 8 mounted between the lower beam assembly 1 and the car floor 100. In this embodiment, the load cell 8 is mounted on top of the cross beam 121 in the sheave assembly 12. In order to facilitate the mounting of the weighing cell 8, a mounting bracket 7 is also provided. As shown in fig. 1 and 4, the mounting bracket 7 is a C-shaped plate-like structure having a bottom plate 71 and a top plate 72 arranged in parallel. The bottom plate 71 is connected to the cross beam 121 by a fastener such as a bolt, and the top plate 72 is provided with an opening for mounting the load cell 8, so that the load cell 8 can be mounted on the cross beam 121.

In this embodiment, the structure of the sheave assembly 12 is also configured to facilitate the installation of the components of the sheave assembly 12. Alternatively, as shown in fig. 1, the two cross beams 121 are arranged in two, the two cross beams 121 are arranged in parallel at intervals to form a mounting cavity, and the rope pulley 124 is mounted in the mounting cavity.

Further, as shown in fig. 1, the sheave assembly 12 further includes a mounting rod 122 and a positioning plate 123. In the present embodiment, two rope pulleys 124 are provided, and each rope pulley 124 is installed between the two cross members 121 through one installation rod 122 and two positioning plates 123. A bearing is also provided between the sheave 124 and the mounting rod 122 for effecting rotation of the sheave 124. In order to fix the mounting rod 122 to prevent the mounting rod 122 from rotating when the bearing rotates, as shown in fig. 5 and 6, the present embodiment provides a certain structure for the mounting rod 122 and the positioning plate 123. Specifically, a recess 1221 is formed at each end of the mounting rod 122, and the positioning plate 123 is configured as a rectangular flat plate. When the mounting structure is used, the mounting rod 122 is mounted on the cross beam 121, the positioning plate 123 is embedded into the groove 1221 from top to bottom, and the positioning plate 123 is fixed by fasteners such as bolts, so that the mounting rod 122 can be fixed.

Optionally, as shown in fig. 1, the sheave assembly 12 further includes a beam connection 125. Specifically, both the two cross beams 121 are fixedly connected to one cross beam connector 125 through bolts, so that the connection between the two cross beams 121 can be realized. In this embodiment, in order to make the connection between the two beams 121 more stable, two beam connectors 125 are respectively disposed at two ends of the beams 121. Further, since the beam connector 125 is located at the side of the sheave 124, in order to prevent the beam connector 125 from interfering with the arrangement of the elevator rope, the beam connector 125 is provided in a C-shaped plate-like structure in this embodiment so as to have a sufficient installation space with the sheave 124.

Optionally, a buffer assembly 6 is further disposed at the bottom of the cross beam 121 to play a role in buffer protection when the passenger elevator falls into the pit in a safety accident. Specifically, as shown in fig. 1 and 7, the cushion assembly 6 includes a first flat plate 61, a bent plate 62, and a second flat plate 63 connected in this order from top to bottom. The first flat plate 61 is fixedly connected with the cross beam 121 and the bending plate 62 through bolts, and the bending plate 62 is fixedly welded with the second flat plate 63.

The utility model also provides an inorganic tenant's ladder, include as above inorganic tenant's ladder underbeam structure. The lower beam of the machine room-free passenger elevator is simple in structure and low in cost, and the mounting size required by a lower beam mechanism and other accessories at the bottom of a passenger elevator car can be effectively reduced, so that the mounting area required by the machine room-free passenger elevator is reduced, and the mounting requirement of the machine room-free passenger elevator in a small hoistway is met.

The above description is only for the preferred embodiment of the present invention, and for those skilled in the art, there are variations on the detailed description and the application scope according to the idea of the present invention, and the content of the description should not be construed as a limitation to the present invention.

Claims

1. The utility model provides an inorganic tenant ladder underbeam mechanism which characterized in that includes:

the lower beam assembly (1) is connected to the bottom of the car bottom plate (100) in parallel, and is arranged at a preset acute angle with the width direction of the car bottom plate (100);

the car bottom annex, the car bottom annex includes shock attenuation piece (5), shock attenuation piece (5) set up underbeam subassembly (1) with between car bottom plate (100), and install on underbeam subassembly (1).

2. The machine roomless ladder underbeam mechanism of claim 1, wherein said underbeam assembly (1) is removably attached to said car floor (100).

3. The machine roomless ladder lower beam mechanism according to claim 1, wherein the lower beam assembly (1) comprises:

a connecting beam (11), wherein the connecting beam (11) is connected with the car bottom plate (100);

the rope pulley assembly (12), rope pulley assembly (12) set up in the bottom of tie-beam (11).

4. The machine for lowering a passenger conveyor without a house hold as claimed in claim 3, wherein the rope pulley assembly (12) comprises a cross beam (121) and a rope pulley (124), the cross beam (121) is connected with the connecting beam (11), and the rope pulley (124) is installed on the cross beam (121).

5. The machine room ladder lower beam mechanism as claimed in claim 3, wherein the connecting beam (11) is provided in plurality.

6. The machine room ladder lower beam mechanism as claimed in claim 3, further comprising a reinforcing plate (3), wherein the reinforcing plate (3) abuts against the connecting beam (11) for supporting the connecting beam (11).

7. The machine roomless ladder sill mechanism of claim 1, characterized in that the shock absorbing members (5) are rubber shock absorbing blocks.

8. The machine roomless ladder underbeam mechanism of claim 1, wherein said car bottom accessory further comprises a load cell (8), said load cell (8) being mounted between said underbeam assembly (1) and said car floor (100).

9. The machine-roomless ladder sill mechanism of claim 1, further comprising a bumper assembly (6), the bumper assembly (6) being mounted to the bottom of the sill assembly (1).

10. A landless tenant ladder comprising the landless tenant ladder of any of claims 1-9.