CN218561053U

CN218561053U - Anti-falling assembly for stacking machine

Info

Publication number: CN218561053U
Application number: CN202223073771.2U
Authority: CN
Inventors: 段亚东; 李少辉; 李少正
Original assignee: Luoyang Sanyi Storage Equipment Co ltd
Current assignee: Luoyang Sanyi Storage Equipment Co ltd
Priority date: 2022-11-18
Filing date: 2022-11-18
Publication date: 2023-03-03
Anticipated expiration: 2032-11-18

Abstract

The utility model provides a stacker is with preventing weighing down subassembly relates to and prevents weighing down protection device technical field, include: four square grooves have been seted up to the internal surface of grudging post, the top fixed mounting of grudging post surface has two motors, the equal fixed mounting in output shaft of two motors has spool, two the equal fixedly connected with wire rope of surface of spool, two the equal fixed mounting in end of wire rope has the fixture block, the interior surface activity of grudging post inlays and is equipped with the objective table, the equal fixed mounting in both sides of objective table surface has the slider, two the inside of slider is all movable and is inlayed and be equipped with two clutch blocks, the utility model discloses, when using, the unexpected fracture of wire rope, the fixture block loses ascending pulling force, and the objective table falls downwards along the internal surface of grudging post, and spring two promotes the clutch block to the outside, when falling to the position in square groove, the clutch block goes into the inside in square groove under the effect of spring two, can stop.

Description

Anti-falling assembly for stacking machine

Technical Field

The utility model relates to a prevent weighing down protection device technical field, especially relate to a stacker is with preventing weighing down subassembly.

Background

Along with the increase of population, the demand for resources is also increased, more and more goods are needed to be stored, so the goods are piled up on the limited land, the utilization rate of the stacker is very high, and the stacker breaks down in frequent use, so that the object carrying table automatically falls down, and safety accidents occur.

In the prior art, the Chinese publication number is: CN217437630U, an anti-falling protection device for a stacker cargo carrying platform, relates to the technical field of anti-falling protection devices, and solves the problems that the existing anti-falling protection device is slow in response speed and not complete in function. The anti-falling protection device of the cargo carrying platform of the stacker comprises a rack and the cargo carrying platform, wherein limiting blocks are arranged on two sides of the cargo carrying platform and penetrate through limiting grooves, the limiting grooves are formed in the rack, a traction assembly is arranged on the rack, and a locking assembly is arranged in the traction assembly; the tail end of the traction assembly is connected with the friction assembly, the friction assembly is arranged in the limiting block in a penetrating mode, the bottom surface of the rack is provided with a sliding groove, a buffering assembly is arranged in the sliding groove in a penetrating mode, and two sides of the buffering assembly are arranged in the limiting groove in a penetrating mode; through the arrangement of the traction assembly and the locking assembly, the device can quickly respond, lock the cargo platform and prevent the cargo platform from continuously falling; through the arrangement of the friction component and the buffer component, the device can slow down the impact of the cargo platform, and the function of the device is more perfect.

The prior art effectively solves the problems that the anti-falling protection response speed of the existing device is slow and the function is not complete, but when the traction assembly is broken, the traction assembly is not stopped in the process of falling of the cargo platform, and when the falling height is too high, although the friction block buffers, the falling speed is still fast, so that safety accidents are easy to occur, and meanwhile, when the cargo platform is stopped suddenly, the situation that goods can bounce under the reaction of inertia is not considered, the goods fall easily, and the loss is caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the existence among the prior art and when drawing the subassembly fracture, do not stop it midway in cargo carrying platform tenesmus, when the tenesmus height is too high, though there is the buffering of clutch blocks, the speed of tenesmus still is very fast, produces the incident easily, when cargo carrying platform stops suddenly simultaneously, does not consider that the goods can bounce under inertial reaction, drops easily, causes the loss scheduling problem.

In order to realize the purpose, the utility model adopts the following technical scheme: a fall arrest assembly for a stacker, comprising: four square grooves are formed in the inner surface of the stand, two motors are fixedly mounted at the top of the outer surface of the stand, winding shafts are fixedly mounted on the output shafts of the two motors, two steel wire ropes are fixedly connected to the outer surfaces of the winding shafts, two clamping blocks are fixedly mounted at the tail ends of the steel wire ropes, an objective table is embedded in the inner surface of the stand in a movable mode, sliding blocks are fixedly mounted on the two sides of the outer surface of the objective table, two sliding blocks are movably embedded in the inner surface of the stand, two friction blocks are embedded in the inner portion of the sliding blocks, four friction blocks are connected with connecting plates through round rods, four connecting plates are far away from the four friction blocks, one ends of the friction blocks are connected to the bottoms of the clamping blocks through the round rods in a movable mode, the clamping blocks are connected with the two sliding blocks in an average mode, and each clamping block is connected with the inner surface of the sliding blocks in a movable mode.

As a preferred embodiment, the four friction blocks are equally divided into two groups, two telescopic rods II are fixedly connected to opposite surfaces of each friction block, and two springs II are movably sleeved on outer surfaces of the four telescopic rods II.

The technical effect of adopting the further scheme is as follows: wire rope passes through the fixture block and drives the objective table and rise, and when wire rope cracked unexpectedly, the fixture block lost ascending pulling force, and the objective table falls along the inner surface downward of grudging post, and spring two promotes the clutch blocks to the outside along the flexible direction of telescopic link two, because frictional force increases this moment, can reduce the tenesmus speed of objective table effectively, when dropping to the position of square groove, the inside of square groove is gone into to the clutch blocks under the effect of spring two, can stop.

As a preferred embodiment, electric telescopic rods are fixedly mounted at four corners of the top of the object stage, four electric telescopic rods are movably sleeved on the outer surface of each electric telescopic rod, four springs are fixedly connected to the bottoms of the three springs on the outer surface of the object stage, and four protection plates are fixedly connected to the tops of the three springs.

The technical effect of adopting the further scheme is as follows: in the twinkling of an eye at scram, the goods on the objective table can upwards be bounced, and the protection shield cushions the goods and prevents that the goods from dropping to the outside and causing the damage under the spring action of spring three.

As a preferred embodiment, two ends of each of the two winding shafts are movably sleeved with an annular fixing plate, the four annular fixing plates are fixedly mounted at the top of the stand, and a plurality of ratchet grooves are formed in the outer surfaces of the two annular fixing plates.

The technical effect of adopting the further scheme is as follows: the annular fixing plate can support the winding shaft to enable the winding shaft to rotate stably.

As a preferred embodiment, a plurality of first telescopic rods are fixedly mounted on the outer surfaces of the two winding shafts, a first spring is movably sleeved on the outer surfaces of the first telescopic rods, and pawls are fixedly mounted on the tops of the first telescopic rods.

The technical effect of adopting the further scheme is as follows: when the winding shaft normally rotates, the pawl keeps static relative to the winding shaft under the action of the tension of the first spring, and when the centrifugal force is larger than the tension of the first spring on the first telescopic rod, the pawl rotates outwards.

In a preferred embodiment, the plurality of pawls are movably sleeved on the outer surfaces of the two winding shafts through round rods, and the plurality of pawls are engaged with the plurality of ratchet grooves.

The technical effect of adopting the further scheme is as follows: the pawl rotates outwards and is clamped into the ratchet groove, so that the winding shaft stops rotating, and the objective table stops falling.

Compared with the prior art, the utility model has the advantages and positive effects that,

1, when using, through electric telescopic handle, suitable height rises with the protection shield, put the goods on the objective table again, wire rope passes through the fixture block and drives the objective table and rise, the fixture block passes through the connecting plate and fixes the clutch blocks in the inside of slider, when wire rope accident fracture, the fixture block loses ascending pulling force, the objective table falls along the inner surface of grudging post downwards, spring two promotes the clutch blocks to the outside along the flexible direction of telescopic link two, at this moment because frictional force strengthens, can reduce the speed of falling down of objective table effectively, when falling to the position of square groove, the inside of square groove is gone into to the clutch blocks under spring two's effect, can stop, it is explicable that needs to explain, the notch area in square groove is greater than the sectional area and the position correspondence of clutch blocks, the setting height in square groove is lower.

2, when using, when transmission problem appeared in motor and spool, lose the pulling force to wire rope, objective table pulling wire rope tenesmus rapidly, wire rope drives the spool and rotates rapidly, when centrifugal force is greater than the pulling force of spring one on the telescopic link, the pawl outwards rotates, the inside of card income rachis groove makes the spool stall, the objective table stops the tenesmus, in the twinkling of an eye of scram, goods on the objective table can be upwards bounced, the protection shield is under the spring action of spring three, cushion and prevent that the goods from falling the outside and causing the damage to the goods.

Drawings

Fig. 1 is an overall structural view of the anti-falling assembly for the stacker provided by the invention;

FIG. 2 is a structural diagram of a stage portion of the anti-drop assembly for a stacker according to the present invention;

fig. 3 is a structure diagram of the bobbin portion of the anti-falling assembly for the stacker provided by the utility model.

Illustration of the drawings:

1. erecting a frame; 101. a square groove; 2. a motor; 201. a spool; 202. a first telescopic rod; 203. a first spring; 3. a wire rope; 301. a clamping block; 4. a slider; 401. a friction block; 402. a connecting plate; 5. a second telescopic rod; 501. a second spring; 6. an electric telescopic rod; 601. a third spring; 7. a protection plate; 8. an annular fixed plate; 801. a ratchet groove; 9. a pawl; 10. an object stage.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a fall arrest assembly for a stacker, comprising: grudging post 1, four square groove 101 have been seted up to grudging post 1's internal surface, the top fixed mounting of 1 surface of grudging post has two motors 2, the equal fixed mounting of output shaft of two motors 2 has spool 201, the equal fixedly connected with wire rope 3 of surface of two spool 201, the equal fixed mounting of the terminal of two wire rope 3 has fixture block 301, the internal surface activity of grudging post 1 inlays and is equipped with objective table 10, the equal fixed mounting in both sides of objective table 10 surface has slider 4, the equal activity of two sliders 4 inlays and establishes the internal surface at grudging post 1, two inside equal activity of two sliders 4 inlays and is equipped with two clutch blocks 401, four clutch blocks 401 all have connecting plate 402 through round bar swing joint, four connecting plate 402 keep away from the one end of four clutch blocks 401 and all pass through round bar swing joint in the bottom of two fixture blocks 301, two sets of average divisions of two fixture block 301 and two sliders 4, every group fixture block 301 all with the internal surface swing joint of slider 4.

As shown in fig. 1-3, four friction blocks 401 equally divide into two sets, two telescopic links two 5 of the equal fixedly connected with of opposite face of every friction block 401, the outer surface of four telescopic links two 5 is all movably sleeved with spring two 501, wire rope 3 drives objective table 10 to rise through fixture block 301, when wire rope 3 breaks unexpectedly, fixture block 301 loses ascending pulling force, objective table 10 falls downwards along the inner surface of grudging post 1, spring two 501 promotes friction block 401 to the outside along the flexible direction of telescopic link two 5, because frictional force increases this moment, can reduce the tenesmus speed of objective table 10 effectively, when falling to the position of square groove 101, friction block 401 blocks the inside of square groove 101 under the effect of spring two 501, can stop.

As shown in fig. 1-3, the equal fixed mounting in four corners department at objective table 10 top has electric telescopic handle 6, the equal movable sleeve of surface of four electric telescopic handle 6 is equipped with three springs 601, the equal fixed connection in the surface of objective table 10 in the bottom of four three springs 601, the top fixedly connected with protection shield 7 of four three springs 601, in the twinkling of an eye of scram, goods on the objective table 10 can be upwards bounced, protection shield 7 is under three springs 601's the elastic force effect, cushion the goods and prevent that the goods from dropping to the outside and causing the damage.

As shown in fig. 1-3, two ends of two winding shafts 201 are movably sleeved with an annular fixing plate 8, four annular fixing plates 8 are fixedly mounted at the top of the stand 1, wherein a plurality of ratchet grooves 801 are formed in the outer surfaces of the two annular fixing plates 8, and the winding shafts 201 can be supported by the annular fixing plates 8 to rotate stably.

As shown in fig. 1 to 3, a plurality of first telescopic rods 202 are fixedly mounted on the outer surfaces of the two bobbins 201, a first spring 203 is movably sleeved on the outer surfaces of the first telescopic rods 202, pawls 9 are fixedly mounted on the tops of the first telescopic rods 202, when the bobbins 201 normally rotate, the pawls 9 are kept stationary relative to the bobbins 201 under the pulling force of the first spring 203, and when the centrifugal force is greater than the pulling force of the first spring 203 on the first telescopic rods 202, the pawls 9 rotate outwards.

As shown in fig. 1-3, the plurality of pawls 9 are movably sleeved on the outer surfaces of the two bobbins 201 through the circular rods, the plurality of pawls 9 are engaged with the plurality of ratchet grooves 801, the pawls 9 rotate outward and are engaged into the ratchet grooves 801, so that the bobbins 201 stop rotating, and the object stage 10 stops dropping.

The working principle is as follows: when the novel vertical rack is used, the protective plate 7 is lifted to a proper height through the electric telescopic rod 6, then goods are placed on the object stage 10, the steel wire rope 3 drives the object stage 10 to ascend through the fixture block 301, the fixture block 301 fixes the friction block 401 inside the sliding block 4 through the connecting plate 402, when the steel wire rope 3 is accidentally broken, the fixture block 301 loses upward tension, the object stage 10 falls downwards along the inner surface of the vertical rack 1, the spring II 501 pushes the friction block 401 outwards along the extension direction of the telescopic rod II 5, at the moment, the falling speed of the object stage 10 can be effectively reduced due to the fact that the friction force is increased, when the object stage falls to the position of the square groove 101, the friction block 401 is clamped into the inside of the square groove 101 under the effect of the spring II 501, and can be stopped, it should be noted that the notch area of the square groove 101 is larger than the sectional area of the friction block 401 and the position corresponds to the sectional area, the setting height of the square groove 101 is lower, when the transmission problem occurs between the motor 2 and the spool 201, the wire rope 3 loses tension, the objective table 10 pulls the wire rope 3 to drop rapidly, the wire rope 3 drives the spool 201 to rotate rapidly, when the centrifugal force is larger than the tension of the first spring 203 on the first telescopic rod 202, the pawl 9 rotates outward and is clamped into the inside of the ratchet groove 801, the spool 201 stops rotating, the objective table 10 stops dropping, in the instant of emergency stop, the goods on the objective table 10 can be bounced upward, the protection plate 7 buffers the goods and prevents the goods from dropping outside to cause damage under the elastic force of the third spring 601.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims

1. A fall arrest assembly for a stacker, comprising: four square grooves (101) have been seted up to the internal surface of grudging post (1), the top fixed mounting of grudging post (1) surface has two motors (2), the equal fixed mounting of the output shaft of two motors (2) has spool (201), two the equal fixedly connected with wire rope (3) of surface of spool (201), two the equal fixed mounting in end of wire rope (3) has fixture block (301), the internal surface activity of grudging post (1) inlays and is equipped with objective table (10), the equal fixed mounting in both sides of objective table (10) surface has slider (4), two the equal activity of slider (4) inlays and establishes the internal surface of grudging post (1), two the equal activity of inside of slider (4) inlays and is equipped with two friction blocks (401), four friction block (401) all have connecting plate (402), four friction block (402) keep away from four the one end of friction block (401) all is through round bar swing joint two the bottom of fixture block (301), two fixture block (301) divide into two with slider (4) every group (301), two sets of slider (4) equal swing joint with the equal internal surface.

2. The fall arrest assembly for a stacker according to claim 1 wherein: four the clutch blocks (401) are averagely divided into two groups, each group two (5) telescopic links are fixedly connected to the opposite surfaces of the clutch blocks (401), four the outer surfaces of the two (5) telescopic links are movably sleeved with two springs (501).

3. The fall arrest assembly for a stacker according to claim 1, wherein: equal fixed mounting in four corners department at objective table (10) top has electric telescopic handle (6), four the equal movable cover in surface of electric telescopic handle (6) is equipped with spring three (601), four the equal fixed connection in bottom of spring three (601) is in the surface of objective table (10), four the top fixedly connected with protection shield (7) of spring three (601).

4. The fall arrest assembly for a stacker according to claim 1, wherein: two equal movable sleeves of both ends of spool (201) are equipped with annular fixed plate (8), four equal fixed mounting of annular fixed plate (8) is in the top of grudging post (1), wherein a plurality of thorn groove (801) have all been seted up to the surface of two annular fixed plate (8).

5. The fall arrest assembly for a stacker according to claim 4, wherein: two the equal fixed mounting in surface of spool (201) has a plurality of telescopic link (202), and is a plurality of the equal movable sleeve in surface of telescopic link (202) is equipped with spring (203), and is a plurality of the equal fixed mounting in top of telescopic link (202) has pawl (9).

6. The fall arrest assembly for a stacker according to claim 5 wherein: the pawls (9) are movably sleeved on the outer surfaces of the two winding shafts (201) through round rods, and the pawls (9) are engaged with the ratchet grooves (801).