CN216785667U - Loading platform falling protection device and stacker - Google Patents
Loading platform falling protection device and stacker Download PDFInfo
- Publication number
- CN216785667U CN216785667U CN202123448615.5U CN202123448615U CN216785667U CN 216785667 U CN216785667 U CN 216785667U CN 202123448615 U CN202123448615 U CN 202123448615U CN 216785667 U CN216785667 U CN 216785667U
- Authority
- CN
- China
- Prior art keywords
- eccentric wheel
- brake
- rod
- base
- connecting rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Warehouses Or Storage Devices (AREA)
Abstract
The utility model discloses a cargo bed falling protection device which comprises an eccentric wheel, a base and a safety gear cavity, wherein the eccentric wheel is arranged on the base, a brake assembly is arranged on the base, the eccentric wheel is opposite to the brake assembly, a space through which upright flat steel can pass is formed between the eccentric wheel and the brake assembly, the base is arranged on a sliding shaft in a sliding mode, the sliding shaft is fixedly arranged in the safety gear cavity, the eccentric wheel is connected with a trigger mechanism through a connecting rod, the trigger mechanism is connected with an anti-false trigger mechanism, and the anti-false trigger mechanism is fixed on the safety gear cavity. The eccentric wheel is installed on the eccentric wheel installation column of the base in a matching mode. When the cargo platform descends at a normal speed, the false triggering prevention mechanism is not triggered, and the eccentric wheel does not rotate; when the cargo platform exceeds the normal speed, the false triggering prevention mechanism triggers, and the eccentric wheel rotates to compress the upright post flat steel. The utility model also discloses a stacker with the cargo platform falling protection device, which has better safety and effectively protects the safety of cargoes and personnel.
Description
Technical Field
The utility model relates to the technical field of safety protection for a stacking machine, in particular to a cargo platform falling protection device and a stacking machine.
Background
Stacker, also known as stacker crane, is a lifting and conveying apparatus used in a stereoscopic warehouse to lift and place goods in a cargo space. The load table is one of the important components in a stacker. When the goods lifting device works, the motor in the stacker controls the goods carrying platform to lift through the steel wire rope or the chain, and then goods are lifted to the height corresponding to the goods position. When goods are lifted, due to abrasion, overload or other reasons after long-time use, a steel wire rope, a chain or a certain shaft can be broken, a goods carrying platform falls, equipment and goods are damaged, and even the life health of people is threatened.
In order to prevent the cargo carrying platform from accidentally falling, a safety anti-falling device needs to be installed on the cargo carrying platform. When the cargo carrying platform falls accidentally or exceeds a limited speed, the safety anti-falling mechanism is triggered to firmly clamp the cargo carrying platform on the upright post of the stacker, so that the safety of equipment, cargos and operating personnel is ensured. The safety anti-falling mechanism used in the prior art is generally a safety gear for an elevator, and because the elevator and a stacker product have obvious structure difference, the anti-falling device has the problems of large occupied amount of an installation space, poor linkage between clamp bodies, incomplete false triggering prevention function, complex installation, high manufacturing cost, low safety and stability and the like.
Therefore, an overspeed protection device for the cargo carrying platform of the stacker is designed.
For example, chinese utility model patent with patent No. CN202729746U discloses an overspeed protection device for a loading platform of a stacker, the main structure of which mainly comprises a clamping device fixed on the loading platform, a speed limiter fixed on a lower beam of the stacker, and a braking device connecting the clamping device and the speed limiter. The device overall structure is less, and the space occupies lowly, but two safety tongs are located the homonymy of carrying cargo bed, and safety tongs effect in-process, the steady not good enough of carrying cargo bed, and two safety tongs lock same guide rail simultaneously, and is great to the damage of this side guide rail.
Chinese utility model patent with patent number CN202021016447.5 discloses a stacker carries cargo bed anti-falling device, including overspeed governor, wire rope, speed limit connecting rod, the cable of loosing core, first safety tongs, second safety tongs etc. the safety tongs is all installed to carry cargo bed both sides, and the overspeed governor is located safety tongs one side, and another safety tongs guarantees the uniformity of action through the cable of loosing core. Compared with a single-side safety clamp, the single-side safety clamp has the advantages that the stress is more balanced, the performance is more stable, but the whole structure of the device is large, the installation is complex, and the clamp bodies are connected through the long flexible body, so that the action consistency of the clamp bodies can be reduced after long-term use.
The design of a cargo bed falling protection device with better braking performance and more convenient arrangement and use is a problem which needs to be solved urgently.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects that the anti-falling device of the cargo carrying platform in the prior art has no mistaken touch prevention measures and is inconvenient to arrange and use, and provides the falling protection device of the cargo carrying platform.
The utility model also provides a stacker with the falling protection device, which can quickly respond to braking at an over-high speed, has better safety and protects the safety of goods and personnel.
The utility model provides the following technical scheme:
the utility model provides a cargo bed protection device that falls, includes eccentric wheel, base and safety tongs cavity, the eccentric wheel sets up on the base, be provided with braking component on the base, eccentric wheel and braking component position are relative and form the space that can make the stand band steel pass through between the two, the base slides and sets up on the sliding shaft, sliding shaft fixed mounting is in the safety tongs cavity, the eccentric wheel passes through the connecting rod and links to each other with trigger mechanism, trigger mechanism links to each other with prevent mistake trigger mechanism, prevent mistake trigger mechanism and fix on the safety tongs cavity.
The eccentric wheel is installed on the eccentric wheel installation column of the base in a matching mode.
The brake assembly comprises a brake block and a brake assembly mounting seat, the brake block is arranged on the brake block mounting seat, the brake block mounting seat is arranged on the brake assembly mounting seat through a pull rod in a sliding manner, a disc spring is arranged on the pull rod and is located between the brake block mounting seat and the brake assembly mounting seat, and the brake assembly mounting seat is fixed on the base.
The brake block is wedge-shaped, the brake block is arranged on the guide rod in a sliding mode, the guide rod is fixed on the brake block mounting seat, and the brake block mounting seat is provided with a screw rod for driving the brake block to move up and down.
The trigger mechanism comprises a square rod and a driving arm, one end of the driving arm is fixedly connected with the square rod, the other end of the driving arm is hinged with one end of a connecting rod, and the other end of the connecting rod is hinged with the eccentric wheel.
Prevent that mistake triggers mechanism is including preventing triggering crank arm, crank arm connecting rod, mount pad, polished rod and spring, the mount pad setting is on the safety tongs cavity, prevent triggering crank arm's one end and square pole fixed connection, the other end is articulated with the one end of crank arm connecting rod, crank arm connecting rod's the other end is equipped with the through-hole of vertical direction, the polished rod is vertical to be fixed on the mount pad, the polished rod passes the through-hole that sets up on the crank arm connecting rod, the spring housing is established on the polished rod, spring one end butt is on crank arm connecting rod, the other end butt is on the mount pad.
The brake assembly is characterized by further comprising a brake wheel sleeve and a steel belt, the brake wheel sleeve is located on one side, close to the brake assembly, of the eccentric wheel, one end of the steel belt is connected to the brake wheel sleeve, the other end of the steel belt is also connected to the brake wheel sleeve after being wound along the flange, and a groove capable of enabling the outer edge of the eccentric wheel to protrude out of the brake wheel sleeve is formed in the brake wheel sleeve.
The safety gear cavity is further provided with a limiting part used for preventing the base from rotating on the sliding shaft, the limiting part is a limiting plate, the number of the limiting plates is two, the two limiting plates are arranged on the upper portion of the inner wall surface of the safety gear cavity, and the upper portion of the base is located between the two limiting plates.
The square rod is further provided with a pressure sleeve ring, a trigger switch is arranged on the mounting seat and corresponds to the pressure sleeve ring, when the square rod rotates, the trigger mechanism is triggered, the pressure sleeve ring arranged on the square rod rotates to trigger the trigger switch, and the trigger switch sends out an alarm signal.
A stacker comprises a stand column, stand column flat steel, a fixed pulley, a speed limiter, a steel wire rope and the falling protection device of a cargo carrying platform;
the two upright post flat steels are respectively arranged on two sides of the upright post, the cargo carrying platform falling protection devices are arranged on the cargo carrying platform, and the two cargo carrying platform falling protection devices are connected through the same square rod;
the fixed pulley is arranged at the top of the stacker;
the speed limiter is arranged at the bottom of the stacker;
the steel wire rope is sequentially wound on the fixed pulley and the speed limiter;
the steel wire rope is provided with a hanging part, the square rod is further provided with a connecting part, one end of the connecting part is connected with the square rod, and the other end of the connecting part is connected with the hanging part.
The cargo-carrying platform falling protection device and the stacker at least have the following beneficial effects:
1. according to the utility model, the upright flat steel is positioned in a space between the eccentric wheel and the braking assembly during arrangement, and the trigger mechanism drives the connecting rod to act during braking, so that the eccentric wheel is driven to extend out to be in press contact with the upright flat steel for braking. The arrangement of the false triggering prevention mechanism can prevent or hinder the triggering of the triggering mechanism when the falling protection device and the upright flat steel move relatively at normal speed, so that the normal work of the assembled cargo carrying platform is effectively guaranteed, the triggering mechanism can be triggered when the falling protection device and the upright flat steel move relatively at an excessive speed, and the cargo carrying platform is quickly and correspondingly braked.
2. According to the utility model, the brake component is arranged to cooperate with the eccentric wheel to brake; the setting up of pull rod and dish spring can realize the relative movement between brake pads mount pad and the brake subassembly mount pad, and the dish spring of setting can absorb the tight stand band steel in the twinkling of an eye of clamp to the impact force of this device, makes braking process more steady, keeps brake pads and stand band steel on the brake pads to compress tightly constantly when the braking.
3. According to the utility model, the arrangement of the false triggering prevention mechanism can effectively prevent the eccentric wheel and the brake assembly from braking the upright flat steel when the cargo platform is not overspeed. When the device is assembled on a stacker, a connecting rod is arranged between a steel wire rope and a square rod of the stacker, the device is arranged on a cargo carrying platform, and when the device is in a normal speed, a trigger-proof crank arm, a crank arm connecting rod and the square rod are kept in an initial state under the action of a spring, the elasticity of the spring keeps the square rod not to rotate, namely, an eccentric wheel does not extend out to brake the upright flat steel; when the descending speed of the cargo carrying platform becomes fast and the cargo carrying platform is in a falling state, the movement speed of the steel wire rope is inconsistent with the speed of the cargo carrying platform, the connecting rod can be driven to act, the square rod is driven to rotate, the rotating square rod overcomes the acting force of the spring, the driving arm of the trigger mechanism drives the connecting rod to move, and the eccentric wheel is driven to stretch out to brake the upright post flat steel.
4. According to the utility model, the pressure sleeve ring is arranged on the square rod, the trigger switch is arranged on the mounting seat at a position corresponding to the pressure sleeve ring, when the square rod rotates and the trigger mechanism is triggered, the pressure sleeve ring arranged on the square rod rotates to trigger the trigger switch, and the trigger switch sends out an alarm signal.
5. When the utility model is used, when the cargo platform descends at normal speed, the spring of the false triggering prevention mechanism enables the driving arm to be kept in an initial state, and the connecting rod does not drive the eccentric wheel to rotate; when cargo platform surpassed normal speed, the wire rope speed was inequality with this device translation rate, and the square bar rotated this moment, and the spring is compressed, and trigger mechanism's actuating arm drives the connecting rod and removes, and then drives the eccentric wheel and rotate and compress tightly the stand band steel.
Compared with the anti-falling device in the prior art, the safety tongs of the device are arranged on two sides of the upright post of the stacker, so that the braking force is more balanced, the stability is good, and the performance is better. The linkage between the two safety tongs is good, and the false triggering prevention mechanism ensures that the device can be normally used at normal speed and can quickly respond at an excessive speed.
6. The stacker can be normally used at a normal transfer speed by arranging the falling protection device, and can be quickly and correspondingly braked at an excessively high speed, so that the safety is better, and the safety of goods and personnel is protected.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate exemplary embodiments of the utility model and, together with the description, serve to explain the utility model and are not intended to limit the utility model. In the drawings:
FIG. 1 is a schematic view of the overall structure of a cargo bed fall protection arrangement according to an embodiment of the utility model;
FIG. 2 is another schematic overall structural view of the cargo bed fall protection apparatus of the present invention;
FIG. 3 is another schematic overall configuration of the cargo bed fall protection arrangement of the present invention;
FIG. 4 is a schematic structural diagram of an embodiment of the present invention reflecting the relative positions of the eccentric and the braking assembly;
FIG. 5 is another schematic diagram of the embodiment of the present invention reflecting the relative position of the eccentric wheel and the braking assembly;
FIG. 6 is another schematic diagram of the embodiment of the present invention reflecting the relative position of the eccentric wheel and the braking assembly;
FIG. 7 is a schematic view of the overall structure of a base according to an embodiment of the present invention;
FIG. 8 is a schematic view of the overall construction of an eccentric according to an embodiment of the present invention;
FIG. 9 is a schematic diagram of the relative positions of the pressure collar and the trigger switch of an embodiment of the present invention;
FIG. 10 is a schematic diagram of the overall structure of a stacker according to an embodiment of the present invention;
wherein, 10-a safety gear cavity, 11-a base, 12-an eccentric wheel, 121-a flange, 13-a sliding shaft, 14-a connecting rod, 15-an eccentric wheel mounting column, 16-a brake block, 17-a brake block mounting seat, 18-a pull rod, 19-a brake component mounting seat, 20-a disc spring, 21-a guide rod, 22-a screw rod, 23-a square rod, 24-a driving arm, 25-an anti-trigger crank arm, 26-a crank arm connecting rod, 27-a mounting seat, 28-a polished rod, 29-a spring, 30-a through hole, 31-a brake wheel sleeve, 32-a steel belt, 33-a groove, 34-a limiting plate, 35-a pressure sleeve ring, 36-a trigger switch, 41-column flat steel, 42-a fixed pulley, 43-a speed limiter and 44-a steel wire rope, 45-hanging buckle, 46-connecting rod, 47-through hole and 48-adjusting nut.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the drawings in the embodiment of the present invention, and it is obvious that the described embodiment is only a part of the embodiment of the present invention, and not all embodiments.
Referring to fig. 1-10, a cargo bed falling protection device comprises an eccentric wheel 12, a base 11 and a safety gear cavity 10, wherein the eccentric wheel 12 is arranged on the base 11, a brake assembly is arranged on the base 11, the eccentric wheel 12 is opposite to the brake assembly, a space for a stand column flat steel to pass through is formed between the eccentric wheel 12 and the brake assembly, the base 11 is arranged on a sliding shaft 13 in a sliding manner, the sliding shaft 13 is fixedly arranged in the safety gear cavity 10, the eccentric wheel 12 is connected with a trigger mechanism through a connecting rod 14, the trigger mechanism is connected with an error trigger prevention mechanism, and the error trigger prevention mechanism is fixed on the safety gear cavity 10.
The eccentric wheel mounting column is arranged on the base, and the eccentric wheel 12 is arranged on the eccentric wheel mounting column 15 of the base in a matching mode.
The stand flat steel is arranged in a space between the eccentric wheel and the brake assembly, and during braking, the trigger mechanism drives the connecting rod to act so as to drive the eccentric wheel to extend out to be in press contact with the stand flat steel for braking. The arrangement of the false triggering prevention mechanism can prevent or hinder the triggering of the triggering mechanism when the falling protection device and the upright flat steel move relatively at normal speed, so that the normal work of the assembled cargo carrying platform is effectively guaranteed, the triggering mechanism can be triggered when the falling protection device and the upright flat steel move relatively at an excessive speed, and the cargo carrying platform is braked by quick response.
The brake assembly comprises a brake block 16 and a brake assembly mounting seat 19, the brake block 16 is arranged on the brake block mounting seat 17, the brake block mounting seat 17 is slidably arranged on the brake assembly mounting seat 19 through a pull rod 18, a disc spring 20 is arranged on the pull rod 18, the disc spring 20 is positioned between the brake block mounting seat 17 and the brake assembly mounting seat 19, and the brake assembly mounting seat 19 is fixed on the base 11. The brake component is used for braking in cooperation with the eccentric wheel. The setting up of pull rod and dish spring can realize the relative movement between brake pads mount pad and the brake subassembly mount pad, and the dish spring of setting can absorb the tight stand band steel in the twinkling of an eye of clamp to the impact force of this device, makes braking process more steady, keeps brake pads and stand band steel on the brake pads to compress tightly constantly when the braking.
The brake block 16 is wedge-shaped, the brake block 16 is arranged on a guide rod 21 in a sliding mode, the guide rod 21 is fixed on the brake block mounting seat 17, and a screw rod 22 for driving the brake block to move up and down is arranged on the brake block mounting seat 17.
In this embodiment, the arrangement manner among the brake pad, the brake pad mounting seat and the screw may be: the bottom of the wedge-shaped brake block is provided with a screw hole (not shown), a screw rod is screwed in the screw hole, a mounting hole 49 is formed in the position, corresponding to the screw rod, of the brake block mounting seat, the lower portion of the screw rod is matched with the mounting hole, and a screwing nut is connected to the lower end portion of the screw rod after the lower end portion of the screw rod penetrates through the mounting hole, so that the screw rod can be screwed to rotate through the screwing nut, and the height of the brake block on the brake block mounting seat can be adjusted.
The installation mode among pull rod, brake block mount pad, the brake subassembly mount pad can be: one end of the pull rod is fixedly connected with the brake block mounting seat, a through hole 47 is formed in the brake assembly mounting seat, the other end of the pull rod penetrates through the through hole, and an adjusting nut 48 is screwed at the end part of the other end of the pull rod.
In this embodiment, the wedge-shaped brake block may have a shape with a small top and a large bottom, the height of the brake block is adjusted by the screw, so that the preset distance between the brake block and the eccentric wheel is changed, the distance can be adjusted according to the width adaptability of the flat steel of the upright column, and whether the eccentric wheel can respond quickly during braking is influenced.
The trigger mechanism comprises a square rod 23 and a driving arm 24, wherein one end of the driving arm 24 is fixedly connected with the square rod 23, the other end of the driving arm is hinged with one end of the connecting rod 14, and the other end of the connecting rod 14 is hinged with the eccentric wheel 12. The square bar is arranged on the safety gear cavity and can rotate relative to the safety gear cavity, and particularly, the end part of the square bar can be rotationally connected with the safety gear cavity through a bearing.
The false triggering prevention mechanism comprises a triggering prevention crank arm 25, a crank arm connecting rod 26, a mounting seat 27, a polished rod 28 and a spring 29, wherein the mounting seat 27 is arranged on the safety gear cavity 10, one end of the triggering prevention crank arm 25 is fixedly connected with the square rod 23, the other end of the triggering prevention crank arm is hinged with one end of the crank arm connecting rod 26, a through hole 30 in the vertical direction is formed in the other end of the crank arm connecting rod 26, the polished rod 28 is vertically fixed on the mounting seat 27, the polished rod 28 penetrates through the through hole 30 formed in the crank arm connecting rod 26, the spring 29 is sleeved on the polished rod 28, one end of the spring 29 is abutted to the crank arm connecting rod 26, and the other end of the spring is abutted to the mounting seat 27.
The arrangement of the false triggering prevention mechanism can effectively avoid the eccentric wheel and the brake assembly from braking the upright flat steel when the cargo platform is not over-speed. When the device is assembled on a stacker, a connecting rod 46 is arranged between a steel wire rope and a square rod of the stacker, the device is arranged on a cargo carrying platform, and when the device is in a normal speed, under the action of a spring, a trigger-proof crank arm, a crank arm connecting rod and the square rod are kept in an initial state, the elasticity of the spring keeps the square rod not to rotate, namely, an eccentric wheel does not extend out to brake a stand column flat steel; when the descending speed of the cargo carrying platform becomes fast and the cargo carrying platform is in a falling state, the movement speed of the steel wire rope is inconsistent with the speed of the cargo carrying platform, the connecting rod can be driven to act, the square rod is driven to rotate, the rotating square rod overcomes the acting force of the spring, the driving arm of the trigger mechanism drives the connecting rod to move, and the eccentric wheel is driven to stretch out to brake the upright post flat steel.
The brake device further comprises a brake wheel sleeve 31 and a steel belt 32, the brake wheel sleeve 31 is located on one side, close to the brake assembly, of the eccentric wheel 12, one end of the steel belt 32 is connected to the brake wheel sleeve 31, the other end of the steel belt is connected to the brake wheel sleeve 31 after being wound along the flange 121, and a groove 33 enabling the outer edge of the eccentric wheel to protrude out of the brake wheel sleeve is formed in the brake wheel sleeve 31.
During braking, the connecting rod drives the eccentric wheel to rotate, the eccentric wheel extends out of the groove and is supported on one side face of the upright flat steel, the upright flat steel has reverse acting force on the eccentric wheel at the moment, the position of the upright flat steel is fixed, the base moves along one end of the sliding shaft in the sliding axial direction in the cavity of the safety tongs, the brake block in the brake assembly is driven to be in press contact with the other side face of the upright flat steel, and clamping of the upright flat steel is completed.
The safety gear cavity 10 is further provided with a limiting part for preventing the base 11 from rotating on the sliding shaft 13, the limiting part is a limiting plate 34, the number of the limiting plates 34 is two, the two limiting plates 34 are arranged on the upper portion of the inner wall surface of the safety gear cavity 10, and the upper portion of the base 11 is located between the two limiting plates 34.
The square rod 23 is further provided with a pressure sleeve ring 35, a trigger switch 36 is arranged on the mounting base 27 at a position corresponding to the pressure sleeve ring 35, when the square rod rotates, the trigger mechanism is triggered, the pressure sleeve ring 35 arranged on the square rod 23 rotates to trigger the trigger switch 36, and the trigger switch 36 sends out an alarm signal. The trigger switch used in this embodiment may be a touch position sensor.
When the device is used, when the cargo platform descends at normal speed, the spring of the false triggering prevention mechanism enables the driving arm to be kept in an initial state, and the connecting rod does not drive the eccentric wheel to rotate; when cargo platform surpassed normal speed, the wire rope speed was inequality with this device translation rate, and the square bar rotated this moment, and the spring is compressed, and trigger mechanism's actuating arm drives the connecting rod and removes, and then drives the eccentric wheel and rotate and compress tightly the stand band steel. Compared with the anti-falling device in the prior art, the safety tongs of the device are arranged on two sides of the upright post of the stacker, so that the braking force is more balanced, the stability is good, and the performance is better. The linkage between the two safety tongs is good, and the false triggering prevention mechanism ensures that the device can be normally used at normal speed and can quickly respond at an excessive speed.
A stacker comprises a vertical column (not shown), a vertical column flat steel 41, a fixed pulley 42, a speed limiter 43 and a steel wire rope 44, and also comprises the cargo platform falling protection device;
the number of the upright post flat steels 41 is two, the two upright post flat steels 41 are respectively arranged on two sides of the upright post, the cargo platform falling protection devices are arranged on the cargo platform, one cargo platform falling protection device is arranged at each upright post flat steel, and the two cargo platform falling protection devices are connected through the same square rod 23;
the fixed pulley 42 is arranged at the top of the stacker;
the speed limiter 43 is arranged at the bottom of the stacker column;
the wire rope 44 is sequentially wound around the fixed pulley 42 and the speed limiter 43;
the steel wire rope 44 is provided with a hanging part, the square rod 23 is further provided with a connecting part, one end of the connecting part is connected with the square rod, and the other end of the connecting part is connected with the hanging part.
The hanging part is a hanging buckle 45, and the connecting part is a connecting rod 46.
The stacker can be normally used when the stacker is normally moved at a high speed by arranging the falling protection device, and the stacker can be quickly and correspondingly braked at an excessively high speed, so that the safety is better, and the safety of goods and personnel is protected.
In the description of the present invention, the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "vertical", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for the purpose of describing the present invention but do not require that the present invention must be constructed or operated in a specific orientation, and thus, should not be construed as limiting the present invention. The terms "connected" and "connected" in the present invention should be interpreted broadly, and may be connected or disconnected, for example; the terms may be directly connected or indirectly connected through intermediate components, and specific meanings of the terms may be understood as specific cases by those skilled in the art.
The above description is of the preferred embodiment of the present invention, and the description of the specific embodiment is only for better understanding of the idea of the present invention. It will be appreciated by those skilled in the art that various modifications and equivalents may be made in accordance with the principles of the utility model and are considered to be within the scope of the utility model.
Claims (10)
1. The utility model provides a cargo bed protection device that falls which characterized in that, includes eccentric wheel, base and safety tongs cavity, the eccentric wheel sets up on the base, be provided with braking component on the base, eccentric wheel and braking component position are relative and form the space that can make the stand band steel pass through between the two, the base slides and sets up on the sliding shaft, sliding shaft fixed mounting is in the safety tongs cavity, the eccentric wheel passes through the connecting rod and links to each other with trigger mechanism, trigger mechanism links to each other with prevent mistake trigger mechanism, prevent mistake trigger mechanism and fix on the safety tongs cavity.
2. The cargo bed fall protection apparatus of claim 1 wherein the eccentric is matingly mounted to an eccentric mounting post of the base.
3. The cargo bed fall protection apparatus of claim 1 wherein the brake assembly includes a brake shoe and a brake assembly mounting block, the brake shoe being mounted to the brake block mounting block, the brake shoe mounting block being slidably mounted to the brake assembly mounting block by a pull rod, the pull rod having a disc spring disposed thereon, the disc spring being positioned between the brake shoe mounting block and the brake assembly mounting block, the brake assembly mounting block being secured to the base.
4. The cargo bed fall protection apparatus of claim 3 wherein the brake shoes are wedge shaped and are slidably mounted on guide rods secured to a shoe mounting block, the shoe mounting block having a threaded rod for moving the brake shoes up and down.
5. The load table fall protection device of claim 1 wherein the trigger mechanism comprises a square bar and a drive arm, one end of the drive arm fixedly connected to the square bar and the other end hinged to one end of a connecting rod, the other end of the connecting rod hinged to an eccentric wheel.
6. The cargo bed fall protection device of claim 5, wherein the anti-false triggering mechanism comprises an anti-triggering crank arm, a crank arm connecting rod, a mounting seat, a polish rod and a spring, the mounting seat is arranged on the safety tongs cavity, one end of the anti-triggering crank arm is fixedly connected with the square rod, the other end of the anti-triggering crank arm is hinged with one end of the crank arm connecting rod, the other end of the crank arm connecting rod is provided with a through hole in the vertical direction, the polish rod is vertically fixed on the mounting seat, the polish rod penetrates through the through hole arranged on the crank arm connecting rod, the spring is sleeved on the polish rod, one end of the spring abuts against the crank arm connecting rod, and the other end of the spring abuts against the mounting seat.
7. The cargo bed fall protection device of claim 1 further comprising a brake drum sleeve positioned on a side of the eccentric proximate the brake assembly and a steel band connected at one end to the brake drum sleeve and at the other end to the brake drum sleeve after being wrapped around the flange, the brake drum sleeve being provided with a groove for allowing an outer edge of the eccentric to protrude from the brake drum sleeve.
8. The cargo bed fall protection device of claim 1 wherein the safety gear chamber further comprises two limiting plates for preventing the base from rotating on the sliding shaft, the two limiting plates are disposed on the upper portion of the inner wall of the safety gear chamber, and the upper portion of the base is disposed between the two limiting plates.
9. The cargo bed fall protection device of claim 6 wherein the square bar further comprises a pressure sleeve ring, a trigger switch is disposed on the mounting seat at a position corresponding to the pressure sleeve ring, and when the square bar rotates, the trigger mechanism is triggered, and simultaneously, the pressure sleeve ring mounted on the square bar rotates to trigger the trigger switch, and the trigger switch sends out an alarm signal.
10. A stacker is characterized by comprising a vertical column, vertical column flat steel, a fixed pulley, a speed limiter, a steel wire rope and the falling protection device of a cargo carrying platform of any one of claims 1 to 9;
the two upright post flat steels are respectively arranged on two sides of the upright post, the cargo platform falling protection devices are arranged on the cargo platform, and the two cargo platform falling protection devices are connected through the same square rod;
the fixed pulley is arranged at the top of the stacker;
the speed limiter is arranged at the bottom of the stacker column;
the steel wire rope is sequentially wound on the fixed pulley and the speed limiter;
the steel wire rope is provided with a hanging part, the square rod is further provided with a connecting part, one end of the connecting part is connected with the square rod, and the other end of the connecting part is connected with the hanging part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123448615.5U CN216785667U (en) | 2021-12-31 | 2021-12-31 | Loading platform falling protection device and stacker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123448615.5U CN216785667U (en) | 2021-12-31 | 2021-12-31 | Loading platform falling protection device and stacker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216785667U true CN216785667U (en) | 2022-06-21 |
Family
ID=82011505
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123448615.5U Active CN216785667U (en) | 2021-12-31 | 2021-12-31 | Loading platform falling protection device and stacker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216785667U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117049305A (en) * | 2023-10-13 | 2023-11-14 | 福建中科兰剑智能装备科技有限公司 | Be used for intelligent storage stacker to carry cargo bed anti-falling device |
-
2021
- 2021-12-31 CN CN202123448615.5U patent/CN216785667U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117049305A (en) * | 2023-10-13 | 2023-11-14 | 福建中科兰剑智能装备科技有限公司 | Be used for intelligent storage stacker to carry cargo bed anti-falling device |
| CN117049305B (en) * | 2023-10-13 | 2023-12-12 | 福建中科兰剑智能装备科技有限公司 | Be used for intelligent storage stacker to carry cargo bed anti-falling device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN216785667U (en) | Loading platform falling protection device and stacker | |
| CN113911979B (en) | Stacking machine | |
| KR100511852B1 (en) | Elevator | |
| US4762203A (en) | Lift truck lowering system | |
| CN110821989B (en) | Anti-falling device of elevator | |
| CN219751707U (en) | Novel electric hoist single-double beam crane trolley | |
| CN113911978B (en) | Stacking machine | |
| CN113716478A (en) | Anti-drop electric block | |
| CN110482413B (en) | Anti-failure quick locking hoisting machine and anti-failure method thereof | |
| CN210528164U (en) | Safety protection device for cable chain lifting system | |
| CN114772413B (en) | Stall protection device in vertical material conveying system | |
| CN216918466U (en) | Hydraulic lifting feeder | |
| CN110329807B (en) | Flat car device with follow-up and anti-collision functions | |
| CN208577377U (en) | A kind of wirerope break catching apparatus when multirope friction winder pulleying, over-discharge | |
| CN219708214U (en) | Belt breakage protection device of belt | |
| CN112279077A (en) | Crane overload-prevention lifting hook assembly | |
| JPH07267591A (en) | Elevator | |
| CN215592500U (en) | Safety protection device of elevator and elevator | |
| CN212503613U (en) | Rewinding roller clutch lifting device of rewinder | |
| CN219078914U (en) | Auxiliary hoisting weighing hanger structure | |
| CN215160742U (en) | Freely-lifting outer portal frame assembly | |
| CN219341631U (en) | Anti-falling mechanism of vertical elevator | |
| CN220845412U (en) | Vertical elevator | |
| CN213738364U (en) | Miniature wire rope electric block with double-limiting function | |
| CN219449174U (en) | Electric installation lifting device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 251500 south side of East section of Huayuan street, Linyi County, Dezhou City, Shandong Province Patentee after: Lanjian Intelligent Technology (Linyi) Co.,Ltd. Address before: 251500 south side of East section of Huayuan street, Linyi County, Dezhou City, Shandong Province Patentee before: SHANDONG LUOJIESITE LOGISTICS TECHNOLOGY Co.,Ltd. |