CN219239110U

CN219239110U - Anti-inclined-pull anti-impact top limiter

Info

Publication number: CN219239110U
Application number: CN202222611007.XU
Authority: CN
Inventors: 刘晓峰; 付海虚
Original assignee: Henan Shengke Lifting Machinery Co ltd
Current assignee: Henan Shengke Lifting Machinery Co ltd
Priority date: 2022-09-30
Filing date: 2022-09-30
Publication date: 2023-06-23
Anticipated expiration: 2032-09-30

Abstract

The utility model discloses an anti-inclined pulling and anti-collision top limiter, which comprises a base, an anti-collision top mechanism and an anti-inclined pulling mechanism; and (2) base: the lower end of the base is provided with a mounting seat, the lower end of the mounting seat is provided with a first connecting column, the middle part of the mounting seat is provided with a wire inlet hole, the middle part of the first connecting column is provided with a avoiding hole, the lower end of the wire inlet hole is communicated with the upper end of the avoiding hole, and the upper end of the base is respectively provided with four corner mounting holes; anti-collision mechanism: the anti-collision top mechanism is arranged in the mounting seat and is respectively connected with the avoidance through holes correspondingly arranged at the lower ends of the first connecting columns in a sliding manner; this prevent drawing to one side scour protection roof stopper can prevent that hoist of hoist from punching the top and can prevent that operating personnel from drawing to one side to the haulage rope, can solve simultaneously because of hoist towards the top or operating personnel damage the problem of hoisting equipment to the wrong operation that the haulage rope draws to one side, simple structure, the cost is lower, has further strengthened the security performance of hoist, has improved subsequent result of use.

Description

Anti-inclined-pull anti-impact top limiter

Technical Field

The utility model relates to the technical field of crane accessories, in particular to an anti-diagonal anti-collision top limiter.

Background

The crane is a multi-action hoisting machine for vertically hoisting and horizontally carrying heavy objects in a certain range, and is also called a crown block, an aerial crane and a crane;

lifting machines used in construction engineering can be generally classified into four types of light and small lifting devices, such as: jack, electric hoist, balance hoist, etc.; bridge type hoisting machinery such as beam cranes and the like; boom type cranes such as fixed slewing cranes, tire cranes, crawler cranes, and the like; cable cranes such as lifts and the like;

the crane is protected through the crane weight limiter and the anti-collision top limiter when the crane works, the crane has the defect of single function, either the electric hoist lifting hook can only be prevented from collision, or the operator can only be prevented from pulling the traction rope of the crane to one side, and the part of the anti-pulling anti-collision top limiter can prevent the lifting appliance of the crane from collision and the operator from pulling the traction rope to one side, but the internal structure is complex, the manufacturing cost is relatively high, and therefore, the anti-pulling anti-collision top limiter is provided.

Disclosure of Invention

The utility model aims to overcome the existing defects, and provides the anti-diagonal anti-collision limiter which can prevent a lifting appliance of a crane from pushing a top and can prevent an operator from diagonal pulling of a traction rope, can simultaneously solve the problem that hoisting equipment is damaged due to the fact that the lifting appliance of the crane is pushing the top or the operator performs incorrect operation on the diagonal pulling of the traction rope, is simple in structure and low in cost, further enhances the safety performance of the crane, improves the subsequent use effect, and can effectively solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: an anti-inclined-pulling anti-collision top limiter comprises a base, an anti-collision top mechanism and an anti-inclined-pulling mechanism;

and (2) base: the lower end of the base is provided with a mounting seat, the lower end of the mounting seat is provided with a first connecting column, the middle part of the mounting seat is provided with a wire inlet hole, the middle part of the first connecting column is provided with a avoiding hole, the lower end of the wire inlet hole is communicated with the upper end of the avoiding hole, and the upper end of the base is respectively provided with four corner mounting holes;

anti-collision mechanism: the anti-collision top mechanism is arranged in the mounting seat and is respectively connected with the avoidance through holes correspondingly arranged at the lower ends of the first connecting columns in a sliding manner;

anti-diagonal tension mechanism: including second spliced pole and splint, the second spliced pole respectively with dodge the smooth hole sliding connection that the hole intrados set up, the one end that the second spliced pole is close to dodge hole center respectively with the extrados fixed connection of splint, can prevent that the hoist of hoist from dashing the top and can prevent that operating personnel from drawing to one side to the haulage rope, can solve simultaneously because of the hoist of hoist dashes the problem that the misoperation that the top or operating personnel drawn to the haulage rope to one side damaged lifting device, simple structure, the cost is lower, further strengthened the security performance of hoist, improved subsequent result of use.

Further, the intelligent control device also comprises a singlechip, wherein the singlechip is positioned outside the base, and the input end of the singlechip is electrically connected with an external power supply and can regulate and control electrical elements inside the device.

Further, prevent drawing mechanism to one side still includes the spring, the spring sets up respectively between the outer cambered surface of splint and dodge the inner wall in hole, and the outside of the one end that the second spliced pole is close to dodge the hole center is located to the spring difference cover, when hoist inclination is less, can drive the hoist and reset.

Further, scour protection pushes up mechanism includes slide column, go-between, baffle and spout, the spout sets up in the middle part of mount pad roof respectively, and the spout is located the left and right sides of entrance hole respectively, and the slide column corresponds the dodge through-hole sliding connection that sets up with first spliced pole lower extreme respectively, and the upper end of slide column respectively with vertical adjacent spout sliding connection, the lower extreme of slide column all with go-between's upper end fixed connection, the middle part of slide column all is provided with the baffle, the baffle all is located the inside of mount pad, sets up through the cooperation of go-between and slide column, after the slide column is jacked up by the hoist through the go-between, can in time control the hoist stop work through control device.

Further, the anti-collision mechanism further comprises buffer springs, the buffer springs are respectively arranged between the top wall of the mounting seat and the upper end of the baffle, the buffer springs are sleeved outside the upper side of the sliding column, and the effect of damaging hoisting equipment due to collision of a lifting appliance of the crane is prevented.

Further, the pressure sensor is arranged in the sliding groove and the sliding hole respectively, the pressure sensor is electrically connected with the single chip microcomputer in a bidirectional mode, after the pressure sensor senses the pressure signal of the probe, the pressure signal is converted into an electric signal of usable output according to a certain rule, and the electric signal is transmitted to the single chip microcomputer, so that accidents are prevented.

Further, the alarm device also comprises an audible and visual alarm, wherein the audible and visual alarm is arranged at the front end of the mounting seat, and the input end of the audible and visual alarm is electrically connected with the output end of the singlechip, so that the warning effect is improved.

Compared with the prior art, the utility model has the beneficial effects that: this prevent drawing to one side scour protection top stopper has following benefit:

1. in the in-process that removes, the hoist takes place the slope, the haulage rope can extrude splint, the spring shrink, the splint moves to the one end of keeping away from dodging hole center through the second spliced pole, drive the haulage rope gradually under the elastic action of spring and restore to the throne, when the haulage rope slope range is great, the second spliced pole is deep into the inside of slide hole, with pressure sensor's probe contact, pressure sensor senses the pressure signal of probe after, convert the signal of pressure into usable output's signal of telecommunication according to certain law, and convey the signal of telecommunication to the singlechip, regulate and control through the singlechip, audible-visual annunciator begins to operate, send the warning to the staff, through the cooperation setting of splint and second spliced pole, when hoist inclination is less, can drive the hoist and restore to the throne, when hoist inclination is great, can in time send the warning to the staff through audible-visual annunciator, avoid the operating personnel to the erroneous operation of haulage rope to one's cable-pulling, play the purpose of preventing one's cable-pull.

2. When the hauling rope drives the lifting appliance to rise to a certain height and jack up the connecting ring, the buffer spring extends, the connecting ring drives the sliding column to move upwards to be in contact with the probe of the pressure sensor, after the pressure sensor senses the pressure signal of the probe, the pressure signal is converted into an electric signal of usable output according to a certain rule, and the electric signal is transmitted to the singlechip, the lifting appliance stops running through the regulation and control of the singlechip, the lifting appliance is prevented from being pushed against to damage equipment, the connecting ring and the sliding column are matched, when the sliding column is jacked up by the lifting appliance through the connecting ring and is in contact with the probe of the pressure sensor, the singlechip receives the electric signal touching the pressure sensor and then timely controls the crane to stop working, the effect of preventing the lifting appliance from being damaged due to the lifting appliance pushing against the crane is achieved, the structure is simple, the cost is low, and the safety performance of the crane is further improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

fig. 2 is a schematic structural view of the cable-stayed prevention mechanism of the present utility model.

In the figure: 1 base, 2 singlechip, 3 mount pad, 4 first spliced pole, 5 inlet wire holes, 6 mounting holes, 7 anti-collision mechanism, 71 smooth post, 72 go-between, 73 baffle, 74 spout, 75 buffer spring, 8 anti-diagonal mechanism, 81 second spliced pole, 82 splint, 83 spring, 9 pressure sensor, 10 dodge hole, 11 audible and visual alarm.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-2, the present embodiment provides a technical solution: the anti-inclined pulling and anti-collision top limiter comprises a base 1, an anti-collision top mechanism 7 and an anti-inclined pulling mechanism 8;

base 1: the lower end of the base is provided with a mounting seat 3, the lower end of the mounting seat 3 is provided with a first connecting column 4, the middle part of the mounting seat 3 is provided with a wire inlet hole 5, the middle part of the first connecting column 4 is provided with a avoiding hole 10, the lower end of the wire inlet hole 5 is communicated with the upper end of the avoiding hole 10, four corner mounting holes 6 are respectively arranged at the upper end of the base 1, and before use, the anti-diagonal anti-collision top limiter is moved to a designated working place, so that a fastening bolt is in butt joint with a corresponding station through the mounting hole 6, and the support and fixation of the base 1 and a structure below are realized;

anti-collision mechanism 7: the anti-collision mechanism 7 is arranged in the mounting seat 3, the anti-collision mechanism 7 is correspondingly connected with the lower end of the first connecting column 4 in a sliding way, the anti-collision mechanism 7 comprises a sliding column 71, a connecting ring 72, a baffle 73 and a sliding groove 74, the sliding groove 74 is respectively arranged in the middle of the top wall of the mounting seat 3, the sliding groove 74 is respectively positioned at the left side and the right side of the wire inlet hole 5, the sliding column 71 is correspondingly connected with the lower end of the first connecting column 4 in a sliding way, the upper end of the sliding column 71 is respectively connected with the vertically adjacent sliding groove 74 in a sliding way, the lower end of the sliding column 71 is fixedly connected with the upper end of the connecting ring 72, the middle of the sliding column 71 is provided with a baffle 73, the baffle 73 is positioned in the mounting seat 3, the anti-collision mechanism 7 further comprises a buffer spring 75, the buffer spring 75 is respectively arranged between the top wall of the mounting seat 3 and the upper end of the baffle 73, the buffer spring 75 is respectively sleeved outside the upper side of the sliding column 71, when the hauling rope drives the lifting appliance to rise to a certain height and jack up the connecting ring 72, the buffer spring 75 extends, the connecting ring 72 drives the sliding column 71 to move upwards to be in contact with the probe of the pressure sensor 9, after the pressure sensor 9 senses the pressure signal of the probe, the pressure signal is converted into an available output electric signal according to a certain rule and is transmitted to the singlechip 2, the lifting jack stops running through the regulation and control of the singlechip 2 to prevent the lifting appliance from being punched and damaged to equipment, through the matched arrangement of the connecting ring 72 and the sliding column 71, when the sliding column 71 is jacked up by the lifting appliance through the connecting ring 72 and is contacted with the probe of the pressure sensor 9, the singlechip 2 timely controls the crane to stop working after receiving the electric signal touching the pressure sensor 9, the effect of preventing the lifting appliance from being damaged due to the punching of the lifting appliance of the crane is achieved, the structure is simple, the cost is low, the safety performance of the crane is further improved;

anti-diagonal tension mechanism 8: including second spliced pole 81 and splint 82, second spliced pole 81 respectively with dodge the smooth hole sliding connection that the hole 10 intrados set up, the one end that the second spliced pole 81 is close to dodge hole 10 center respectively with the extrados fixed connection of splint 82, prevent drawing mechanism 8 still includes spring 83, spring 83 sets up respectively between splint 82's extrados and dodge hole 10's inner wall, spring 83 overlaps the outside of locating the one end that the second spliced pole 81 is close to dodge hole 10 center respectively, in the in-process of removal, the hoist takes place the slope, the haulage rope can extrude splint 82, spring 83 shrink, splint 82 moves to the one end that keeps away from hole 10 center through second spliced pole 81, drive the haulage rope under spring 83's elastic action gradually and reset, when haulage rope slope range is great, the second spliced pole 81 is gone deep into the inside of slide hole, contact with pressure sensor 9's probe, pressure sensor 9 feels behind the pressure signal, convert the pressure signal into usable output's electrical signal transmission for singlechip 2, through singlechip 2, audible and visual annunciator 11 operation, set up the time to the hoist, can send out the warning alarm device through the second and alarm device 11, can be to the warning device when the slope to the hoist is difficult to the setting up the tool, the warning personnel is in time, the slope, can send out the warning device is to the error when the slope to the hoist is relatively has the slope to the lower through the setting up to the tool, the lower than the control cable, the operation personnel is able to the slope, and can be reduced when the alarm device is compared with the slope to the operation personnel is avoided when the slope has the big, and has the alarm device is compared to the peak has the personnel has the purpose.

Wherein: still include singlechip 2, singlechip 2 are located the outside of base 1, and the input and the external power source electricity of singlechip 2 are connected, can regulate and control the inside electrical components of equipment, have improved work efficiency.

Wherein: the pressure sensor 9 is respectively arranged in the sliding groove 74 and the sliding hole, the pressure sensor 9 is electrically connected with the single chip microcomputer 2 in a bidirectional mode, after the pressure sensor 9 senses the pressure signal of the probe, the pressure signal is converted into an electric signal of usable output according to a certain rule, and the electric signal is transmitted to the single chip microcomputer 2, so that accidents are prevented.

Wherein: still include audible and visual annunciator 11, audible and visual annunciator 11 sets up in the front end of mount pad 3, and audible and visual annunciator 11's input is connected with the output electricity of singlechip 2, through the regulation and control of singlechip 2, audible and visual annunciator 11 begins the operation, sends the warning to the staff, has improved the warning effect.

The utility model provides a cable-stayed and anti-impact top limiter, which has the following working principle: before the use will prevent drawing to one side and defend dashing a stopper and remove to appointed place, make fastening bolt pass through mounting hole 6 and the station installation butt joint that corresponds, realize the support fixed to base 1 and below structure, the during operation passes the haulage rope of hoist and is led wire hole 5, dodge hole 10 and go-between 72, the haulage rope passes through the hoist and is connected with corresponding goods, the hoist withdraws partial haulage rope and makes the hoist rise after the connection is accomplished, mention goods, when the in-process of removal, the hoist takes place the slope, the haulage rope can extrude splint 82, spring 83 shrink, splint 82 moves to the one end that keeps away from dodge hole 10 center through second spliced pole 81, under spring 83's elastic action gradually drive haulage rope resets, when haulage rope slope amplitude is great, the inside of going deep into the slide hole, with the probe contact of pressure sensor 9, pressure sensor 9 feel the pressure signal after, convert pressure signal into usable output electrical signal according to certain law, and give singlechip 2 with the electrical signal transmission, through the regulation and control of singlechip 2, the acousto-optic receiver 11 begins to move, when the hoist signal transmission to drive the high-up signal to the buffer wire hole 9, the signal transmission device is broken to the signal is contacted with the pressure sensor 2, the signal is contacted with the pressure sensor 9 when the high-speed change wire hole 75, the signal is connected with the pressure sensor 2, the signal is contacted with the pressure sensor 2.

It should be noted that, in the above embodiment, the single-chip microcomputer 2 may be STM8S207S8T6C, the pressure sensor 9 may be OHR-M2, the audible and visual annunciator 11 may be TGSG-01T, and the single-chip microcomputer 2 controls the pressure sensor 9 and the audible and visual annunciator 11 to work by methods commonly used in the prior art.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. The utility model provides a prevent drawing to one side scour protection top stopper which characterized in that: comprises a base (1), an anti-toppling mechanism (7) and an anti-diagonal mechanism (8);

base (1): the lower end of the base is provided with a mounting seat (3), the lower end of the mounting seat (3) is provided with a first connecting column (4), the middle part of the mounting seat (3) is provided with a wire inlet hole (5), the middle part of the first connecting column (4) is provided with a avoiding hole (10), the lower end of the wire inlet hole (5) is communicated with the upper end of the avoiding hole (10), and the upper ends of the base (1) are respectively provided with four corner mounting holes (6);

anti-collision mechanism (7): the anti-collision device is arranged in the mounting seat (3), and the anti-collision mechanism (7) is respectively connected with the avoidance through holes correspondingly arranged at the lower ends of the first connecting columns (4) in a sliding manner;

anti-diagonal tension mechanism (8): the connecting device comprises a second connecting column (81) and a clamping plate (82), wherein the second connecting column (81) is respectively connected with a sliding hole which is arranged on the inner cambered surface of the avoidance hole (10) in a sliding manner, and one end, close to the center of the avoidance hole (10), of the second connecting column (81) is respectively fixedly connected with the outer cambered surface of the clamping plate (82).

2. The cable-stayed and impact-resistant top stop according to claim 1, wherein: the multifunctional portable electronic device further comprises a single chip microcomputer (2), wherein the single chip microcomputer (2) is located outside the base (1), and the input end of the single chip microcomputer (2) is electrically connected with an external power supply.

3. The cable-stayed and impact-resistant top stop according to claim 1, wherein: the anti-diagonal mechanism (8) further comprises springs (83), the springs (83) are respectively arranged between the outer cambered surface of the clamping plate (82) and the inner wall of the avoidance hole (10), and the springs (83) are respectively sleeved outside one end, close to the center of the avoidance hole (10), of the second connecting column (81).

4. The cable-stayed and impact-resistant top stop according to claim 2, wherein: the anti-collision top mechanism (7) comprises a sliding column (71), a connecting ring (72), a baffle plate (73) and a sliding groove (74), wherein the sliding groove (74) is respectively arranged in the middle of the top wall of the installation seat (3), the sliding groove (74) is respectively arranged on the left side and the right side of the wire inlet hole (5), the sliding column (71) is respectively in corresponding arrangement with the lower end of the first connecting column (4) to avoid through hole sliding connection, the upper end of the sliding column (71) is respectively in sliding connection with the vertically adjacent sliding groove (74), the lower end of the sliding column (71) is fixedly connected with the upper end of the connecting ring (72), the baffle plate (73) is respectively arranged in the middle of the sliding column (71), and the baffle plate (73) is respectively arranged in the installation seat (3).

5. The cable-stayed and impact-resistant top stop according to claim 4, wherein: the anti-collision mechanism (7) further comprises buffer springs (75), the buffer springs (75) are respectively arranged between the top wall of the mounting seat (3) and the upper end of the baffle plate (73), and the buffer springs (75) are sleeved outside the upper side of the sliding column (71).

6. The cable-stayed and impact-resistant top stop according to claim 4, wherein: the intelligent automatic control device is characterized by further comprising a pressure sensor (9), wherein the pressure sensor (9) is respectively arranged in the sliding groove (74) and the sliding hole, and the pressure sensor (9) is electrically connected with the single chip microcomputer (2) in a bidirectional mode.

7. The cable-stayed and impact-resistant top stop according to claim 2, wherein: the intelligent alarm device is characterized by further comprising an audible and visual alarm (11), wherein the audible and visual alarm (11) is arranged at the front end of the mounting seat (3), and the input end of the audible and visual alarm (11) is electrically connected with the output end of the singlechip (2).