CN219009872U

CN219009872U - Self-locking module and elevator

Info

Publication number: CN219009872U
Application number: CN202223200924.5U
Authority: CN
Inventors: 请求不公布姓名
Original assignee: Guangdong Shunchu Intelligent Equipment Co ltd; Guangdong Lyric Robot Intelligent Automation Co Ltd
Current assignee: Guangdong Shunchu Intelligent Equipment Co ltd; Guangdong Lyric Robot Automation Co Ltd
Priority date: 2022-11-30
Filing date: 2022-11-30
Publication date: 2023-05-12
Anticipated expiration: 2032-11-30

Abstract

The application provides a self-locking module and lifting machine, self-locking module includes retaining member and first self-locking component, the retaining member is used for installing in the frame, the retaining groove has been seted up to the retaining member, first self-locking component includes first installed part, the haulage rope, elastic component and first movable part, first installed part is installed on the cargo table, first movable part is installed on first installed part, first movable part and retaining member are in the second direction relative arrangement, the elastic component is connected between first movable part and first installed part, the elastic component is used for driving first movable part and inserts the retaining groove along the second direction, the haulage rope is connected in order spacing first movable part between the lifting belt in first movable part and frame. The self-locking module can more reliably realize self-locking and anti-falling of the elevator.

Description

Self-locking module and elevator

Technical Field

The application relates to the field of elevators, in particular to a self-locking module and an elevator.

Background

In the production process of products or the warehousing and ex-warehouse processes, the products need to be transported in time, the transport vehicle is important transport equipment, the warehouse generally adopts a multi-layer shelf to store the products, and the transport vehicle is required to be capable of switching positions on the multi-layer shelf. When the transfer car is changed the layer, need use the lifting machine to realize the lift of transfer car height, because reasons such as mechanical failure or manual operation, the elevator belt of lifting machine probably breaks, appears carrying the condition that the cargo bed of transfer car falls, causes equipment economic loss and on-the-spot operating personnel's incident.

For this reason, in the prior art, a self-locking module is generally provided for the cargo platform, and the elevator responds to the state change of the cargo platform when the lifting belt breaks, so that the self-locking module is locked and fixed on the frame, thereby preventing the cargo platform from falling.

Some existing self-locking modules respond to state changes of a cargo platform by using electronic components, but the electronic components have risks of faults and failures, reliability is poor, and high-sensitivity electronic components are high in cost, so that the cost of a lifter is increased.

Disclosure of Invention

The present application aims to solve at least one of the technical problems existing in the prior art. Therefore, the application provides a self-locking module and a lifting machine, and the self-locking module can more reliably realize self-locking and anti-falling of the lifting machine.

According to the self-locking module provided by the embodiment of the application, the self-locking module comprises a stop piece and a first self-locking assembly, wherein the stop piece is used for being installed on a rack, a stop groove is formed in the stop piece, the first self-locking assembly comprises a first installation piece, a traction rope, an elastic piece and a first movable piece, the first installation piece is installed on a cargo carrying platform, the first movable piece is installed on the first installation piece, the first movable piece and the stop piece are oppositely arranged in a second direction, the elastic piece is connected between the first movable piece and the first installation piece, the elastic piece is used for driving the first movable piece to be inserted into the stop groove in the second direction, and the traction rope is connected between the first movable piece and a lifting belt on the rack so as to limit the first movable piece.

According to the self-locking module provided by the embodiment of the application, the self-locking module has at least the following technical effects: the haulage rope pulls the cargo carrying platform and goes up and down, during normal operation, the haulage rope applys effort to first movable part, effort and the elasticity of first elastic component are balanced mutually, make first movable part keep the normal position, when the lifting belt breaks, the effort that the haulage rope applyed first movable part disappears, the elasticity of elastic component makes first movable part insert the stop groove, realize the effect of auto-lock anti-falling, because the atress that self-locking module is through mechanical structure changes the fracture of response lifting belt, the process that first movable part and stop mutually supported realizes the auto-lock does not need the participation of electronic components, self-locking module can realize the auto-lock anti-falling of lifting machine more reliably.

According to some embodiments of the application, the stop comprises a stop rack extending in a first direction, the stop rack forming the stop slot, the stop rack comprising a first ramp.

According to some embodiments of the application, the first movable member includes a first anti-falling rack and a first connecting shaft, the first mounting member includes a first mounting seat, the first connecting shaft is inserted in the first mounting seat along the second direction, the first anti-falling rack is mounted at one end of the first connecting shaft, which is close to the stopper, and the first anti-falling rack includes a second inclined surface.

According to some embodiments of the present application, the elastic element includes a compression spring, the compression spring is sleeved on the first connecting shaft, and two ends of the compression spring respectively abut against the first connecting shaft and the first mounting seat.

According to some embodiments of the application, the first mounting member includes a second mounting seat, the second mounting seat is located at a side of the first mounting seat, which is close to the stopper, the second mounting seat is provided with a first notch along the second direction, and the first anti-falling rack is mounted in the first notch.

According to some embodiments of the present application, the self-locking module includes a second self-locking assembly, the second self-locking assembly includes a second mounting piece, a second movable piece and a driving piece, the second mounting piece is installed on the cargo bed, the second movable piece with the driving piece is installed on the second mounting piece, the driving piece is connected the second movable piece, the driving piece is used for driving the second movable piece is followed the second direction inserts the stop slot.

According to some embodiments of the present application, the first self-locking assembly includes a sensor mounted on the first mounting member for detecting movement of the first movable member, the driving member being capable of driving the second movable member to be inserted into the stop slot in response to a signal from the sensor.

According to some embodiments of the application, the second movable part comprises a second connecting shaft and a second anti-falling rack, the second mounting part comprises a third mounting seat, the second anti-falling rack is mounted on the third mounting seat, the second anti-falling rack comprises a third inclined plane, and two ends of the second connecting shaft are respectively connected with the second anti-falling rack and the driving part.

According to some embodiments of the present application, the driving member is capable of driving the second connecting shaft to move along a direction perpendicular to the second direction, the second anti-falling rack includes a fourth inclined plane, the second connecting shaft includes a fifth inclined plane, and the fourth inclined plane and the fifth inclined plane are in contact with each other so that the driving member is capable of driving the second anti-falling rack to move along the second direction.

According to the lifting machine that this application embodiment provided, including frame, elevator belt, cargo bed and the auto-lock module that this application embodiment provided.

According to the elevator provided by the embodiment of the application, the elevator at least has the following technical effects: the lifting belt is installed in the frame, and the cargo carrying platform is connected to the one end of lifting belt, and the lifting machine can pull the cargo carrying platform through the lifting belt and lift, through using the self-locking module that this application provided, when the lifting belt fracture, the elastic component makes first movable part insert the stop slot to realize the auto-lock, first self-locking assembly realizes the auto-lock effect through mechanical structure, can make the self-locking function of lifting machine more reliable.

Drawings

The foregoing and/or additional aspects and advantages of the present application will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings, wherein:

FIG. 1 is an isometric schematic view of a hoist according to an embodiment of the present application;

FIG. 2 is a schematic isometric view of a portion of a hoist according to an embodiment of the present application;

FIG. 3 is an enlarged partial view of area A of FIG. 1;

FIG. 4 is an enlarged partial view of region B of FIG. 2;

fig. 5 is a partial enlarged view of the region C in fig. 2.

Reference numerals:

a lifting belt 110, a frame 120, a cargo bed 130,

A stop rack 200, a first inclined surface 210,

Traction rope 310, elastic member 320, first anti-falling rack 330, second inclined plane 331, first connecting shaft 340, shaft body 341, collar 342, sensor 350, first mounting seat 360, second mounting seat 370,

The driving member 410, the second falling rack 420, the third inclined surface 421, the second connecting shaft 430, the guide rod 431, the third mounting seat 440, and the fourth mounting seat 450.

Detailed Description

Embodiments of the present application are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for the purpose of explaining the present application and are not to be construed as limiting the present application.

In the description of the present application, it should be understood that references to orientation descriptions, such as directions of up, down, front, back, left, right, etc., are based on the orientation or positional relationship shown in the drawings, are merely for convenience of describing the present application and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application.

In the description of the present application, the meaning of a number is one or more, the meaning of a number is two or more, greater than, less than, exceeding, etc. are understood to not include the present number, and the meaning of a number above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present application, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present application can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical solution.

Referring to fig. 1 to 4, the self-locking module provided in the embodiment of the application includes a stopper and a first self-locking assembly, the stopper is used for being installed on the frame 120, the stopper is provided with a stopper groove, the first self-locking assembly includes a first installation member, a traction rope 310, an elastic member 320 and a first movable member, the first installation member is installed on the cargo table 130, the first movable member is installed on the first installation member, the first movable member and the stopper are oppositely arranged in the second direction, the elastic member 320 is connected between the first movable member and the first installation member, the elastic member 320 is used for driving the first movable member to be inserted into the stopper groove in the second direction, and the traction rope 310 is connected between the first movable member and the lifting belt 110 on the frame 120 to limit the first movable member.

Referring to fig. 1, the self-locking module provided in this embodiment of the present application is used for a hoist, the hoist has a lifting belt 110, a frame 120 and a cargo platform 130, when the hoist operates normally, the lifting belt 110 pulls a traction rope 310, the traction rope 310 applies an acting force to a first movable member, the acting force is balanced with the elastic force of an elastic member 320, so that the first movable member is kept at a position far away from a stop slot, that is, the limiting effect on the first movable member is achieved, when the lifting belt 110 breaks, the acting force applied by the traction rope 310 to the first movable member disappears, and the elastic force of the elastic member 320 enables the first movable member to be inserted into the stop slot, so as to achieve the self-locking anti-falling effect.

Because the self-locking module responds to the fracture of the lifting belt 110 through the stress change of the mechanical structure, the process of mutually matching the first movable piece and the stop piece to realize self-locking does not need the participation of electronic components, and the self-locking module can realize the self-locking and anti-falling of the elevator more reliably.

With continued reference to fig. 3, in some embodiments, the stop includes a stop rack 200, the stop rack 200 extending in a first direction, the stop rack 200 forming a stop slot. As shown in fig. 3, the stopping rack 200 has teeth arranged in a first direction array, a stopping groove is formed between the two teeth, and the back of the teeth has a first inclined surface 210. The stopper may also form the stopper groove and the first inclined surface 210 by other configurations. The first inclined surface 210 can have a positioning effect so that the first movable member is more accurately inserted into the stopper groove.

In the embodiment of fig. 1, the first direction refers to the vertical up-down direction, and the second direction refers to the front-back direction, and in other embodiments, the first direction may have a certain included angle with the vertical direction, so long as the movement of the cargo table 130 along the first direction can generate a displacement component in the vertical direction, so as to generate an ascending or descending effect.

The first movable member may be inserted into the stopper groove by moving or rotating. Taking a moving manner as an example, referring to fig. 3 and 4, in some embodiments, the first movable member includes a first falling preventing rack 330 and a first connection shaft 340, the first mounting member includes a first mounting seat 360, the first connection shaft 340 is inserted in the first mounting seat 360 in the second direction, and the first falling preventing rack 330 is mounted at an end of the first connection shaft 340 near the stopper. The first connecting shaft 340 can move in the second direction, thereby driving the first falling rack 330 to be inserted into the stopping groove. The first falling preventing rack 330 includes a second inclined plane 331, and the second inclined plane 331 is disposed corresponding to the first inclined plane 210 to guide the first falling preventing rack 330 to be accurately inserted into the stopping groove.

Referring to fig. 2 and 4, in some embodiments, two lifting straps 110 are arranged at intervals in a third direction (the left-right direction is shown in fig. 2), the two lifting straps 110 are respectively connected to the cargo table 130, two ends of the traction rope 310 are respectively connected to the two lifting straps 110, and the traction rope 310 passes through a via hole formed in the first connecting shaft 340, so that the first connecting shaft 340 is connected to the lifting straps 110.

With continued reference to fig. 3 and 4, in some embodiments, the elastic member 320 includes a compression spring, where the compression spring is sleeved on the first connecting shaft 340, and two ends of the compression spring respectively abut against the first connecting shaft 340 and the first mounting seat 360. During normal operation, the tension of the traction rope 310 and the thrust of the pressure spring are balanced, so that the first protrusion is kept away from the stop groove, and when the traction rope 310 breaks, the pressure spring pushes the first connecting shaft 340 to move, so that the first protrusion is inserted into the stop groove. Specifically, the first connecting shaft 340 includes a shaft body 341 and a collar 342, the collar 342 is detachably or integrally formed on the shaft body 341, the collar 342 is located at one side of the first mounting seat 360 near the stopper, the diameter of the collar 342 is larger than that of the shaft body 341, and both ends of the compression spring respectively abut against the collar 342 and the first mounting seat 360.

Of course, other embodiments of the elastic member 320 such as an elastic plastic block, a tension spring, and an air spring may be adopted, and the connection manner between the elastic member 320 and the first movable member and the first mounting member may be changed according to the difference of the elastic member 320.

In some embodiments, the first mount includes a second mount 370, the second mount 370 being located on a side of the first mount 360 proximate the stop, the second mount 370 being provided with a first notch in the second direction, the first fall arrest rack 330 being mounted within the first notch. The first notch can limit and guide the first fall prevention rack 330.

Referring to fig. 5, according to some embodiments of the present application, the self-locking module includes a second self-locking assembly including a second mounting member mounted on the cargo bed 130, a second movable member mounted on the second mounting member, and a driving member 410 coupled to the second movable member, the driving member 410 for driving the second movable member to be inserted into the stopper groove in a second direction. The second self-locking assembly and the first self-locking assembly perform self-locking together to form a double protection effect, so that the stability and the safety of the self-locking module in a self-locking state are improved.

In some embodiments, the first self-locking assembly includes a sensor 350, the sensor 350 being mounted on the first mount, the sensor 350 being configured to detect movement of the first moveable member, the driver 410 being configured to drive the second protrusion into the detent in response to a signal from the sensor 350. In these embodiments, the self-locking process of the self-locking module is divided into two stages, first, the first movable member initially self-locks the cargo bed 130 in response to the breakage of the lifting belt 110, and then the second movable member further self-locks the cargo bed 130 in response to the movement of the first movable member.

The sensor 350 may detect the first movable member in different manners, for example, referring to fig. 3 and 4, the transmitting end and the receiving end of the sensor 350 are respectively installed at both sides of the second mount 370, and the position of the sensor 350 is satisfied so as not to be blocked by the shaft body 341, but may be blocked by the collar 342. Thus, when the first connecting shaft 340 is moved, the collar 342 blocks the sensor 350 so that the sensor 350 detects the movement of the first movable member.

The second movable member may be moved or rotated to insert the second protrusion into the stopper groove. Taking a moving manner as an example, in some embodiments, the second movable member includes a second connection shaft 430 and a second anti-falling rack 420, the second mounting member includes a third mounting seat 440, the second anti-falling rack 420 is mounted on the third mounting seat 440, and two ends of the second connection shaft 430 are respectively connected with the second anti-falling rack 420 and the driving member 410. The driving member 410 drives the second connection shaft 430 to move in the axial direction, and thus the second falling prevention rack 420 is inserted into the stopping groove. The second anti-falling rack 420 includes a third inclined plane 421, and the third inclined plane 421 is disposed corresponding to the first inclined plane 210 to guide the second anti-falling rack 420 to be accurately inserted into the stop slot.

To enable portions of the second self-locking assembly to be mounted to the outer surface of the cargo bed 130 to facilitate maintenance of the second self-locking assembly, in some embodiments, the driving member 410 is capable of driving the second connecting shaft 430 to move in a direction perpendicular to the second direction, the second fall arrest rack 420 includes a fourth inclined surface, and the second connecting shaft 430 includes a fifth inclined surface, the fourth inclined surface and the fifth inclined surface being in contact with each other to enable the driving member 410 to drive the second fall arrest rack 420 to move in the second direction.

For example, referring to fig. 5, the driving member 410, the second connection shaft 430, and the second falling preventing rack 420 are sequentially arranged in the first direction, the second mounting member includes a fourth mounting seat 450, the driving member 410 is mounted on the fourth mounting seat 450, the third mounting seat 440 is provided with a second slot along the second direction, and the second falling preventing rack 420 is mounted in the second slot. The second connection shaft 430 includes a guide rod 431, a fifth inclined plane is located on a surface of the guide rod 431, the second anti-falling rack 420 is provided with an inclined guide groove, a fourth inclined plane is located on a wall surface of the guide groove, the guide rod 431 is inserted into the guide groove, so that the second connection shaft 430 is connected with the second anti-falling rack 420, and the fourth inclined plane contacts with the fifth inclined plane, when the second connection shaft 430 moves along the first direction, the interaction of the fourth inclined plane and the fifth inclined plane enables the second anti-falling rack 420 to move along the second direction.

The elevator provided by the application comprises a frame 120, a lifting belt 110, a cargo carrying platform 130 and a self-locking module provided by the embodiment of the application.

Referring to fig. 1 and 2, according to the hoist that this application embodiment provided, the lifting belt 110 is installed on the frame 120, and two lifting belts 110 are at the interval arrangement of third direction, connect cargo table 130 respectively, and the hoist can pull cargo table 130 through lifting belt 110 and go up and down, through the self-locking module that uses this application to provide, when lifting belt 110 fracture, elastic component 320 makes first moving part insert the stop groove to realize the auto-lock, first self-locking assembly realizes the auto-lock effect through mechanical structure, can make the self-locking function of hoist more reliable.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present application. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present application have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the application, the scope of which is defined by the claims and their equivalents.

Claims

1. A self-locking module, comprising:

the stop piece is used for being installed on the rack and provided with a stop groove;

the first self-locking assembly comprises a first installation part, a traction rope, an elastic part and a first movable part, wherein the first installation part is installed on a cargo carrying platform, the first movable part is installed on the first installation part, the first movable part and the stopping part are oppositely arranged in a second direction, the elastic part is connected between the first movable part and the first installation part, the elastic part is used for driving the first movable part to insert into the stopping groove in the second direction, and the traction rope is connected between the first movable part and a lifting belt on the frame so as to limit the first movable part.

2. The self-locking module of claim 1, wherein: the stopper includes a stopper rack extending in a first direction, the stopper rack forming the stopper groove, the stopper rack including a first slope.

3. The self-locking module of claim 1, wherein: the first movable part comprises a first anti-falling rack and a first connecting shaft, the first mounting part comprises a first mounting seat, the first connecting shaft is inserted into the first mounting seat along the second direction, the first anti-falling rack is mounted at one end, close to the stop piece, of the first connecting shaft, and the first anti-falling rack comprises a second inclined plane.

4. A self-locking module according to claim 3, wherein: the elastic piece comprises a pressure spring, the pressure spring is sleeved on the first connecting shaft, and two ends of the pressure spring are respectively abutted to the first connecting shaft and the first mounting seat.

5. A self-locking module according to claim 3, wherein: the first mounting piece comprises a second mounting seat, the second mounting seat is located on one side, close to the stop piece, of the first mounting seat, a first notch along the second direction is formed in the second mounting seat, and the first anti-falling rack is mounted in the first notch.

6. The self-locking module of claim 1, wherein: the self-locking module comprises a second self-locking assembly, the second self-locking assembly comprises a second installation part, a second movable part and a driving part, the second installation part is installed on the cargo carrying platform, the second movable part and the driving part are installed on the second installation part, the driving part is connected with the second movable part, and the driving part is used for driving the second movable part to be inserted into the stop groove along the second direction.

7. The self-locking module of claim 6, wherein: the first self-locking assembly comprises a sensor, the sensor is mounted on the first mounting piece and used for detecting the movement of the first movable piece, and the driving piece can drive the second movable piece to be inserted into the stop groove in response to the signal of the sensor.

8. The self-locking module of claim 6, wherein: the second movable piece comprises a second connecting shaft and a second anti-falling rack, the second installation piece comprises a third installation seat, the second anti-falling rack is installed on the third installation seat, the second anti-falling rack comprises a third inclined plane, and two ends of the second connecting shaft are respectively connected with the second anti-falling rack and the driving piece.

9. The self-locking module of claim 8, wherein: the driving piece can drive the second connecting shaft to move along the direction perpendicular to the second direction, the second anti-falling rack comprises a fourth inclined plane, the second connecting shaft comprises a fifth inclined plane, and the fourth inclined plane and the fifth inclined plane are in contact with each other so that the driving piece can drive the second anti-falling rack to move along the second direction.

10. A lifting machine, characterized in that: a hoisting machine comprising a frame, a hoisting belt, a cargo bed, and a self-locking module according to any one of claims 1 to 9.