CN217756395U

CN217756395U - Elevator with a movable elevator car

Info

Publication number: CN217756395U
Application number: CN202221978346.5U
Authority: CN
Inventors: 潘世豪; 彭君宇; 陈启泳
Original assignee: Foshan Nanhai Guicheng Rilian Elevator Co ltd
Current assignee: Foshan Nanhai Guicheng Rilian Elevator Co ltd
Priority date: 2022-07-28
Filing date: 2022-07-28
Publication date: 2022-11-08
Anticipated expiration: 2032-07-28

Abstract

The utility model discloses an elevator, which comprises an elevator shaft, wherein the top of the elevator shaft is provided with a top beam, the two ends of the top beam are respectively fixedly connected with the middle point of the side edge of the top of the elevator, the middle part of the top beam is fixedly provided with a winch, and the two sides of the elevator shaft are respectively and vertically provided with a guide rod penetrating through the elevator shaft; the lifting cage is used for loading goods and comprises a top beam, a side beam and a lifting cage platform, wherein a lifting block used for being hung with a lifting hook of a winch is arranged on the middle part of the top beam, and anti-falling limiting blocks are respectively arranged at two ends of the top beam; anti-falling device, anti-falling device include cylinder, rotating member, cylinder block and roating seat, and anti-falling device sets up the inboard on guide rod top, and the elevator is convenient for install and maintain, has solved the demand of the simple and easy elevator of small-size building site installation.

Description

Elevator with a movable elevator car

Technical Field

The utility model relates to a construction elevator field, in particular to elevator.

Background

In the prior art, the elevator is the perpendicular transportation equipment commonly used in the construction, and a large amount of building materials need be transported to the construction floor through the elevator, and when the elevator arrived the construction floor, need the workman to pull out the goods in the elevator, at the pull-out in-process, the cargo platform of elevator often takes place to rock, takes place the condition that the elevator falls easily, has formed the potential safety hazard.

SUMMERY OF THE UTILITY MODEL

In view of the foregoing prior art's weak point, the utility model aims at providing an elevator, the elevator has set up anti-falling device, and simple structure is convenient for install and maintain, has reduced the easy condition of falling of small building site elevator.

In order to achieve the purpose, the utility model adopts the following technical proposal:

an elevator, comprising: the elevator comprises an elevator shaft, wherein a top beam is arranged at the top of the elevator shaft, two ends of the top beam are respectively and fixedly connected with the midpoint of the side edge of the top of the elevator, a winch is fixed in the middle of the top beam, guide rods penetrating through the elevator shaft are respectively and vertically arranged on two sides of the elevator shaft, the guide rods are arranged in the middle of the two sides of the elevator shaft, and the top ends of the guide rods are fixedly connected with one end of the top beam; the lifting cage comprises a top beam, a side beam and a lifting cage platform, wherein a hanging block used for hanging the lifting hook of the winch is arranged in the middle of the top beam, anti-falling limiting blocks are respectively arranged at two ends of the top beam, the top of the side beam is fixedly connected with the top beam, and the bottom of the side beam is fixedly connected with the lifting cage platform; the anti-falling device comprises an air cylinder, a rotating piece, an air cylinder seat and a rotating seat, the anti-falling device is arranged on the inner side of the top end of the guide rod, one end of the air cylinder is installed on the air cylinder seat, the other end of the air cylinder is connected with one end of the rotating piece, the rotating piece is rotatably installed on the rotating seat, and the other end of the rotating piece is clamped on the anti-falling limiting block.

In the elevator, the anti-falling limiting block comprises a back plate and a first guide wheel set, wherein a bayonet is arranged at the top of the back plate, the first guide wheel set is arranged on two sides of the back plate, the bayonet is arranged on the top of the top beam, and the first guide wheel set is arranged on two sides of the top beam and is in sliding connection with the guide rod.

In the elevator, at least one group of second guide wheel sets used for assisting the suspension cage to vertically slide is further arranged on the side beam, the second guide wheel sets are arranged in the side beam and vertically slide along the inner surface of the guide rod, and the second guide wheel sets of the same group are arranged on the same horizontal position.

In the elevator, the second guide wheel set comprises a rotating bearing arranged in the guide rod, a rotating shaft transversely penetrating through the center of the guide rod and the rotating bearing, and a protective sleeve sleeved at two ends of the rotating shaft and on the inner side of the guide rod.

The elevator further comprises an installation platform arranged at the bottom of the elevator, and the bottom end of the elevator shaft and the bottom end of the guide rod are fixedly connected with the installation platform respectively.

In the elevator, the guide rod is arranged in the middle positions of two sides of the elevator shaft.

In the elevator, the cage is further provided with a guardrail, and the guardrail is arranged on the cage platform.

The elevator further comprises a protective net and a protective door, and the protective net and the protective door are installed on the outer side of the elevator shaft.

The elevator further comprises a control device used for controlling the winch and the air cylinder, and the winch is electrically connected with the control device.

Compared with the prior art, the method has the following beneficial effects:

the utility model provides an elevator includes the elevator well, cage and anti-falling device, the cage is loaded building goods, the hoist engine pulls the cage and does vertical upper and lower slip in the elevator well, the telescopic link initial position of cylinder is the state of withdrawing, when the cage slides to the elevator well top and stops, the telescopic link of cylinder stretches out, the rotating member of anti-falling device rotates under the drive of the telescopic link of cylinder, the rotating member is close to one end of back timber and buckles into the anti-falling limiting block that sets up in the back timber both sides, thereby prevents the cage from dropping by accident; when the suspension cage needs to descend, the telescopic rod of the cylinder retracts, one end of the rotating piece, close to the top beam, leaves the anti-falling limiting block, and a steel rope and a lifting hook of the winch drive the suspension cage to slide downwards; in the vertical sliding process of the elevator shaft, the first guide wheel set of the anti-falling limiting block limits the horizontal displacement of the cage, so that the shaking degree of the cage is reduced.

The elevator is applicable to the vertical transportation of small-size building site execution building material and instrument, simple structure, and simple to operate replaces special construction elevator's function to a certain extent, has reached and has accelerated the material and has gone upstairs the progress and reduce construction cost and the technological effect.

Drawings

Fig. 1 is a schematic structural view of an elevator removing protection net and a protection door provided by the present invention;

fig. 2 is an enlarged schematic view of fig. 1 of the present invention;

fig. 3 is a schematic view of the anti-falling stopper of the present invention;

fig. 4 is a schematic view of a second guide pulley set of the present invention;

fig. 5 is a schematic view of fig. 2 with the protective net and the protective door.

Description of the main element symbols:

1-elevator hoistway, 2-roof beam, 3-winch, 4-steel rope, 5-lifting hook, 6-guide rod, 7-cage, 8-top beam, 9-side beam, 10-cage platform, 11-hanging block, 12-anti-falling limiting block, 13-anti-falling device, 14-air cylinder, 15-rotating part, 16-air cylinder seat, 17-rotating seat, 18-bayonet, 19-first guide wheel set, 20-second guide wheel set, 21-rotating bearing, 22-rotating shaft, 23-protective sleeve, 24-mounting platform, 25-guardrail, 26-protective net, 27-protective door and 28-backboard.

Detailed Description

The utility model provides an elevator, for making the utility model discloses a purpose, technical scheme and effect are clearer, make clear and definite, and it is right that the following refers to the attached drawing and the embodiment of lifting the utility model discloses further detailed description. It should be understood that the specific embodiments described herein are merely illustrative of the present invention and are not intended to limit the scope of the invention.

Referring to fig. 1 to 3, an elevator includes: the elevator comprises an elevator shaft 1, a winch 3, a cage 7 and an anti-falling device 13, wherein the top of the elevator shaft 1 is provided with a top beam 2, two ends of the top beam 2 are respectively fixedly connected with the middle point of the side edge of the elevator top 1, the winch 3 is fixed in the middle of the top beam 2, two sides of the elevator shaft 1 are respectively and vertically provided with a guide rod 6 penetrating through the elevator shaft 1, the guide rods 6 are arranged in the middle positions of two sides of the elevator shaft 1, and the top end of each guide rod 6 is fixedly connected with one end of the top beam 2; the lifting cage 7 is used for loading goods, the lifting hook 5 of the winch 3 is used for hanging the lifting cage 7, the lifting cage 7 comprises a top beam 8, a side beam 9 and a lifting cage platform 10, a hanging block 11 used for hanging the lifting hook 5 of the winch is arranged in the middle of the top beam 8, anti-falling limiting blocks 12 are respectively arranged at two ends of the top beam 8, the top of the side beam 9 is fixedly connected with the top beam 8, and the bottom of the side beam 9 is fixedly connected with the lifting cage platform 10; the anti-falling device 13 comprises an air cylinder 14, a rotating piece 15, an air cylinder seat 16 and a rotating seat 17, the anti-falling device 13 is arranged on the inner side of the top end of the guide rod 6, one end of the air cylinder 14 is installed on the air cylinder seat 16, the other end of the air cylinder 14 is connected with one end of the rotating piece 15, the rotating piece 15 is rotatably installed on the rotating seat 17, and the other end of the rotating piece 15 is clamped on the anti-falling limiting block 12.

In the above, the elevator includes the elevator shaft 1, the cage 7 and the anti-falling device 13, building goods are loaded on the cage 7, the winch 3 pulls the cage 7 to vertically slide in the elevator shaft 1, the initial position of the telescopic rod of the cylinder 14 is a retracted state, when the cage 5 slides to the top of the elevator shaft 1 and stops, the telescopic rod of the cylinder 14 extends out, the rotating member 15 of the anti-falling device 13 is driven by the telescopic rod of the cylinder 14 to rotate, and one end of the rotating member 15 close to the top beam 8 is buckled into the anti-falling limiting blocks 12 arranged on two sides of the top beam 8, so that the cage 7 is prevented from accidentally falling; when the suspension cage 7 needs to descend, the telescopic rod of the air cylinder 14 is retracted, one end of the rotating piece 15, which is close to the top beam 8, leaves the anti-falling limiting block 12, and the steel rope 4 of the winch 3 and the lifting hook 5 of the winch drive the suspension cage 7 to slide downwards.

During the vertical sliding process of the cage 7 in the elevator shaft, the first guide wheel set 19 of the anti-falling limiting block 12 limits the displacement of the cage 7 in the transverse direction, so that the shaking degree of the cage 7 is reduced. The elevator is applicable to the vertical transportation of small-size building site execution building material and instrument, replaces special construction elevator's function to a certain extent, has reached the technological effect that reduces construction cost and quickened the material progress of going upstairs.

In a further embodiment, the anti-falling limiting block 12 comprises a back plate 28 and a first guide wheel set 19, wherein a bayonet 18 is arranged at the top of the back plate 28, the first guide wheel set 19 is arranged at two sides of the back plate 28, the bayonet 12 is arranged at the top of the top beam 8, and the first guide wheel set 19 is arranged at two sides of the top beam 8 and is slidably connected with the guide rod 6. Bayonet socket 18 be used for by anti-falling device 13 the rotating member 15 is close to the one end of back timber 8 blocks, thereby ensures to work as cage 7 stops during the top of elevator well, the condition that the accident can not appear falling takes place, has guaranteed construction safety, first guide pulley group 19 is established separately the lateral part of back timber 8 one end, works as when cage 7 is vertical to slide, first guide pulley group 19 along the lateral part vertical slip of guide bar 6, thereby reduces cage 7 is at the ascending swing degree of horizontal direction, has strengthened stability, simultaneously anti-falling stopper 12 card is established the both sides of guide bar 6 also reach the technological effect that reduces the horizontal shake.

Referring to fig. 4, in a further embodiment, at least one set of second guide pulley set 20 for assisting the suspension cage 7 to slide vertically is further disposed on the side beam 9, the second guide pulley set 20 is disposed inside the side beam 9 and slides vertically along the inner surface of the guide rod 6, and the same set of second guide pulley sets 20 are disposed at the same horizontal position. The second guide wheel set 20 enables the suspension cage 7 to better cling to the guide rod 6 to vertically slide up and down; meanwhile, the second guide wheel group achieves the technical effect of reducing the shaking of the suspension cage 7.

In a further embodiment, the second guide wheel set 20 includes a rotation bearing 21 disposed inside the guide rod 6, a rotation shaft 22 transversely penetrating the centers of the guide rod 6 and the rotation bearing 21, and a protective sleeve covering two ends of the rotation shaft 22 and the inner side of the guide rod 6. The second guide wheel set 20 is disposed at a position on the guide rod 6, and is provided with an opening, the rotating bearing 21 is installed in the opening, the rotating shaft 22 penetrates through the rotating bearing 21, and two ends of the rotating shaft 22 are disposed on two side surfaces of the guide rod 6.

Referring to fig. 1, in a further embodiment, the elevator further includes a mounting platform 24 disposed at the bottom of the elevator, and the bottom end of the elevator shaft 1 and the bottom end of the guide rod 6 are respectively and fixedly connected to the mounting platform 24. The mounting platform 24 is used to support the elevator hoistway 1.

In a further embodiment, the guide bars 6 are arranged in the middle of both sides of the elevator shaft 1. Because the cage 7 passes through prevent that stopper 12 that falls with second guide pulley group 20 is in vertical sliding from top to bottom on the guide pole 6, consequently guide pole 6 set up in the middle part position of elevator well 1 both sides can be strengthened the stability of cage 7 reduces the degree of rocking in the horizontal direction when cage 7 slides from top to bottom vertically.

In a further embodiment, a guardrail 25 is further disposed on the cage 7, and the guardrail 25 is disposed on the cage platform 10. The guardrail 25 achieves a protective effect and reduces the possibility that the cage 7 with the goods falls in the elevator shaft 1.

Referring to fig. 5, in a further embodiment, the elevator further includes a protective net 26 and a protective door 27, and the protective net 26 and the protective door 27 are installed outside the elevator shaft 1. The protective net 26 and the protective door 27 can protect the elevator and reduce the possibility of safety accidents caused by falling objects of the elevator.

In a further embodiment, the device further comprises a control device for controlling the winch 3 and the cylinder 14, and the winch 3 is electrically connected with the control device. The control device is used for controlling the starting and stopping, the running direction and the running speed of the winch so as to control the motion state of the suspension cage 7, and the control device is also used for controlling the extension or retraction of the telescopic rod of the air cylinder so as to enable one end of the rotating piece close to the top beam to be fastened or separated from the anti-falling limiting block.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", 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 to simplify the description, but do not indicate or imply that the device or element 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.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly through intervening media, either internally or in any other suitable relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

It is understood that equivalent substitutions or changes can be made by those skilled in the art according to the technical solution of the present invention and the inventive concept thereof, and all such changes or substitutions shall fall within the scope of the present invention.

Claims

1. An elevator, characterized by comprising:

the elevator comprises an elevator shaft, wherein a top beam is arranged at the top of the elevator shaft, two ends of the top beam are respectively and fixedly connected with the midpoint of the side edge of the top of the elevator, a winch is fixed in the middle of the top beam, guide rods penetrating through the elevator shaft are respectively and vertically arranged on two sides of the elevator shaft, the guide rods are arranged in the middle of the two sides of the elevator shaft, and the top ends of the guide rods are fixedly connected with one end of the top beam;

the lifting cage comprises a top beam, a side beam and a lifting cage platform, wherein a hanging block used for hanging the lifting hook of the winch is arranged in the middle of the top beam, anti-falling limiting blocks are respectively arranged at two ends of the top beam, the top of the side beam is fixedly connected with the top beam, and the bottom of the side beam is fixedly connected with the lifting cage platform; the anti-falling device comprises an air cylinder, a rotating piece, an air cylinder seat and a rotating seat, the anti-falling device is arranged on the inner side of the top end of the guide rod, one end of the air cylinder is installed on the air cylinder seat, the other end of the air cylinder is connected with one end of the rotating piece, the rotating piece is rotatably installed on the rotating seat, and the other end of the rotating piece is clamped on the anti-falling limiting block.

2. The elevator according to claim 1, wherein the anti-falling stopper comprises a back plate and a first guide wheel set, wherein a bayonet is arranged on the top of the back plate, the first guide wheel set is arranged on two sides of the back plate, the bayonet is arranged on the top of the top beam, and the first guide wheel set is arranged on two sides of the top beam and is slidably connected with the guide rod.

3. The elevator as claimed in claim 1, wherein at least one second guide pulley set for assisting the cage to slide vertically is further provided on the side beam, the second guide pulley set is provided inside the side beam and slides vertically along the inner surface of the guide rod, and the same second guide pulley set is provided at the same horizontal position.

4. The elevator according to claim 3, wherein the second guide pulley group comprises a rotation bearing disposed inside the guide rod, a rotation shaft transversely penetrating the centers of the guide rod and the rotation bearing, and a protective sleeve provided at both ends of the rotation shaft and inside the guide rod.

5. The elevator according to claim 1, further comprising a mounting platform disposed at a bottom of the elevator, wherein a bottom end of the elevator shaft and a bottom end of the guide rod are each fixedly connected to the mounting platform.

6. The elevator of claim 1, wherein a guardrail is further disposed on the cage, the guardrail being disposed on the cage platform.

7. The elevator of claim 1, further comprising a protective mesh and a protective door mounted outside of the elevator hoistway.

8. The elevator according to claim 1, further comprising a control device for controlling the hoist and the cylinder, the hoist being electrically connected to the control device.