CN220484350U - Crossing ladder and conveying system - Google Patents

Abstract

The utility model relates to the technical field of ladders and discloses a crossing ladder and a conveying system. Wherein, second guardrail and vertical ladder one-to-one and relative setting, the second guardrail is suitable for to be fixed on the outer guardrail of conveyer pavement. When the crossing ladder with the structure is used, the second guard rail prevents people from hanging at the back when climbing the straight ladder, and prevents the people from falling backwards, so that the safety of the people is effectively ensured; the crossing ladder does not set up the guardrail in the both sides of vertical ladder, through second guardrail guarantee personnel safety, stride across the ladder and not occupy the pavement space under the circumstances of guaranteeing personnel safety, practice thrift the space, but the staff can directly pass through crossing the ladder region when walking along the pavement to the staff is convenient comfortable when patrolling and examining along the pavement passes through crossing the ladder region. Meanwhile, the crossing ladder has simple structure and low material cost; the crossing ladder has the advantages of simple structure and convenient installation, and can effectively shorten the installation period and improve the production efficiency.

Description

Crossing ladder and conveying system

Technical Field

The utility model relates to the technical field of ladders, in particular to a crossing ladder and a conveying system.

Background

The pipe belt machine is a belt conveyor which wraps bulk materials in a tubular belt for conveying. The pipe belt machine can be used for long distance transportation across complex terrains such as rivers, mountains, buildings, etc. Regular maintenance and repair are required during use of the tube mill, and due to the long length of the tube mill, workers need to quickly pass from one side to the other side of the width direction of the tube mill across the ladder to facilitate the workers to repair the tube mill or provide a quick path in the event of a hazard.

The walkway of the pipe belt machine is relatively narrow, the existing crossing ladder guardrail occupies space above the walkway, so that workers can pass through the crossing ladder after bending down to lower the head when inspecting the pipe belt machine, and a plurality of inconveniences are caused.

Disclosure of Invention

In view of the above, the utility model provides a crossing ladder and a conveying system, which are used for solving the problem that the crossing ladder in the prior art causes inconvenient passing of staff.

In a first aspect, the present utility model provides a gangway ladder comprising:

the two groups of straight ladders are suitable for being symmetrically arranged on two sides of the conveyor truss;

the crossing platform is spanned on the tops of the two groups of vertical ladders; the spanning platform is adapted to be disposed above the conveyor;

the first guardrails are arranged on two sides of the crossing platform; the first guardrail and the crossing platform enclose a passage;

the second guardrails are in one-to-one correspondence with the vertical ladders and are oppositely arranged, and the second guardrails are suitable for being fixed on the outer guardrails of the conveyor walkways.

The beneficial effects are that: when the crossing ladder with the structure is used, a worker climbs to the crossing platform from the straight ladder on one side of the conveyor, climbs to the other side of the conveyor from the straight ladder on the other side, and the first guardrail is used for the worker to lean when climbing to the top of the crossing platform, so that the worker or articles are prevented from falling from a high place, and the safety of the worker and the articles is ensured; the second guardrail prevents people from hanging at the back when climbing the vertical ladder, and prevents the people from falling backwards so as to effectively ensure the safety of the people; the crossing ladder does not set up the guardrail in the both sides of vertical ladder, through second guardrail guarantee personnel safety, stride across the ladder and not occupy the pavement space under the circumstances of guaranteeing personnel safety, practice thrift the space, but the staff can directly pass through crossing the ladder region when walking along the pavement to the staff is convenient comfortable when patrolling and examining along the pavement passes through crossing the ladder region. Meanwhile, the crossing ladder has simple structure and low material cost; the crossing ladder has the advantages of simple structure and convenient installation, and can effectively shorten the installation period and improve the production efficiency.

In an alternative embodiment, the second rail is welded to the outer rail.

The beneficial effects are that: the second guard rail is fixed firmly.

In an alternative embodiment, the system further comprises a support member that spans over the first rail and the second rail and that connects the first rail and the second rail.

The beneficial effects are that: the support piece connects the first guardrail and the second guardrail into a whole structure to increase the strength and the stability of the first guardrail and the second guardrail and reduce the shaking of the first guardrail and the second guardrail.

In an alternative embodiment, the device further comprises a rain-proof mechanism, wherein the rain-proof mechanism is at least arranged above the crossing platform.

The beneficial effects are that: the rainproof mechanism covers the upper part of the crossing platform to provide rest and shelter for staff.

In an alternative embodiment, the rain-proof mechanism includes a support assembly secured to the upper portion of the first rail and a rain-proof cover over the support assembly.

In an alternative embodiment, the support assembly spans over the first and second guardrails and the rain cover is disposed over the conveyor walkway and the spanning platform.

The beneficial effects are that: the rain cover simultaneously shields the walkway and the crossing platform, the shielding area is large, and staff can select to rest and shelter from rain on the walkway or rest or shelter from rain on the crossing platform according to the needs. The rain shield has large shielding area and good rain shielding effect.

In an alternative embodiment, the support assembly includes a plurality of vertical support frames and a support girder, the plurality of vertical support frames are horizontally spaced apart, the support girder spans and is arranged above the vertical support frames, and the rain-proof cover is arranged on the support girder.

The beneficial effects are that: the vertical support frame supports the girder at vertical support, supports the girder and supports rain-proof cover to guarantee rain-proof structure's firmness.

In an alternative embodiment, the support girders are inclined downwardly on opposite sides perpendicular to the direction of passage of the passage.

The beneficial effects are that: the rain-proof cover downward sloping setting that corresponds with support girder slope side to improve rain-proof effect and the bulk strength and the stability of rain-proof mechanism.

In an alternative embodiment, a non-slip structure is provided across the top surface of the platform.

The beneficial effects are that: the anti-slip mechanism is used for increasing the friction force across the top of the platform and preventing personnel from slipping when passing through.

In a second aspect, the present utility model also provides a delivery system comprising:

the conveyor is provided with walkways at two sides, and outer guardrails are arranged at the outer sides of the walkways;

a ramp as defined in any one of the preceding claims.

The beneficial effects are that: the conveying system with the structure ensures that the crossing ladder does not occupy the space of the pavement under the condition of ensuring the safety of personnel, and the personnel can directly pass through the crossing ladder area when walking along the pavement, thereby being convenient to pass through.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of a conveyor system according to an embodiment of the utility model;

FIG. 2 is a schematic view of the direction A of FIG. 1;

FIG. 3 is a schematic view of the direction B of FIG. 1;

fig. 4 is a schematic view in the C-C direction of fig. 1.

Reference numerals illustrate:

1. a vertical ladder; 2. crossing the platform; 3. a first guardrail; 4. a second guardrail; 5. a support; 601. a vertical support frame; 602. supporting a main girder; 603. a rain cover; 7. a connecting piece; 8. a conveyor; 9. truss; 901. an upper chord; 902. a lower chord; 10. a walkway; 11. an outer guardrail.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. 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.

Embodiments of the present utility model are described below with reference to fig. 1 to 4.

According to an embodiment of the present utility model, in one aspect, a crossing ladder is provided comprising two sets of vertical ladders 1, a crossing platform 2, a first balustrade 3 and a second balustrade 4. Wherein, the two groups of vertical ladders 1 are suitable for being symmetrically arranged at two sides of the truss 9 of the conveyor 8; the crossing platform 2 is arranged at the tops of the two groups of vertical ladders 1 in a crossing way; the spanning platform 2 is adapted to be disposed above the conveyor 8; the first guardrails 3 are arranged at two sides of the crossing platform 2; the first guard rail 3 and the crossing platform 2 enclose a passage; the second guardrails 4 are arranged in one-to-one correspondence with the vertical ladders 1 and are opposite to each other, and the second guardrails 4 are adapted to be fixed on the outer guardrails 11 of the walkway 10 of the conveyor 8.

When the crossing ladder with the structure is used, a worker climbs to the crossing platform 2 from the straight ladder 1 on one side of the conveyor 8, climbs to the other side of the conveyor 8 from the straight ladder 1 on the other side, and the first guardrail 3 is used for the worker to lean when climbing to the top of the crossing platform 2, so that the worker or an article is prevented from falling from a high place, and the safety of the worker and the article is ensured; the second guardrail 4 prevents the back of the person from being suspended when the person climbs the vertical ladder 1, and prevents the person from falling backwards so as to effectively ensure the safety of the person; the step-over ladder does not set up the guardrail in the both sides of vertical ladder 1, through the safety of second guardrail 4 guarantee personnel, the step-over ladder does not occupy the pavement 10 space under the circumstances of guaranteeing personnel's safety, practices thrift the space, can directly pass through the step-over region when the staff walks along pavement 10 to the staff is convenient comfortable when patrolling and examining along pavement 10 passes through the step-over region. Meanwhile, the crossing ladder has simple structure and low material cost; the crossing ladder has the advantages of simple structure and convenient installation, and can effectively shorten the installation period and improve the production efficiency.

Alternatively, in one embodiment, the second rail 4 is welded to the outer rail 11, the second rail 4 being fixedly secured. The outer guardrail 11 runs through the length direction setting of conveyer 8, and second guardrail 4 can be with the equidistant wide setting of vertical ladder 1, perhaps the width of second guardrail 4 is greater than or be less than vertical ladder 1, and the width of second guardrail 4 can play the guard action behind the back when personnel climbs high, prevent personnel fall can.

In other embodiments, the second barrier 4 may also be secured to the outer barrier 11 by fasteners such as bolts.

As shown in fig. 1 and 3, the crossing ladder further includes a support 5, the support 5 straddles the first and second guardrails 3 and 4, and the support 5 connects the first and second guardrails 3 and 4. The support 5 connects the first and second barriers 3 and 4 as an integral structure to increase the strength and stability of the first and second barriers 3 and 4 and reduce the wobble of the first and second barriers 3 and 4.

Specifically, in the present embodiment, the supporting member 5 is in a frame-like structure, and the supporting frame is welded on top of the first and second guardrails 3 and 4.

As shown in fig. 1-3, in one embodiment, the step ladder further includes a rain protection mechanism disposed at least above the step platform 2. The rainproof mechanism covers the upper part of the crossing platform 2 to provide rest and shelter for staff.

Alternatively, in one embodiment, the rain-proof mechanism includes a support member fixed to the upper portion of the first guard rail 3 and a rain-proof cover 603 provided over the support member. The support assembly serves as a support frame to support and fix the rain cover 603.

Specifically, in this embodiment, the support assembly is welded and fixed on the upper portion of the support member 5, so as to firmly fix the support assembly on the upper portions of the support member 5 and the first guard rail 3, and ensure the stability of the rainproof mechanism, so that the rainproof mechanism is stably maintained on the upper portion of the spanning platform 2 in severe weather, and is used for the staff to shelter from rain or rest when required.

Alternatively, in one embodiment, as shown in FIG. 1, the support assembly spans over the first and second guardrails 3, 4 and the rain cover 603 is disposed over the conveyor 8 walkway 10 and the spanning platform 2. The rain cover 603 shields the pavement 10 and the crossing platform 2 simultaneously, the shielding area is large, and staff can select to rest and shelter from rain on the pavement 10 or rest or shelter from rain on the crossing platform 2 according to requirements. The rain cover 603 has large shielding area and good rain shielding effect.

As shown in fig. 1 and 3, the support assembly includes a plurality of vertical support frames 601 and support girders 602, the plurality of vertical support frames 601 are horizontally arranged at intervals, the support girders 602 are arranged above the vertical support frames 601 in a crossing manner, and a rain cover 603 is covered on the support girders 602. The vertical support frame 601 supports the main girder 602 in the vertical direction, and the main girder 602 supports the rain cover 603 to guarantee the firmness of the rain-proof structure.

Specifically, the vertical support frame 601 is welded and fixed above the support 5. Optionally, the vertical support frames 601 are provided with four groups, each group of vertical support frames 601 comprises two vertical support beams oppositely arranged along the width direction of the support piece 5, a support main beam 602 is welded on the upper portion of each group of vertical support frames 601, and the rain cover 603 covers and is fixed on the upper portions of all the support main beams 602.

As shown in fig. 2 and 3, in one embodiment, the supporting girders 602 are disposed to be inclined downward at both sides perpendicular to the passing direction of the passing channel, and accordingly the rain cover 603 is disposed to be inclined downward therein, so as to improve the rain-proof effect of the rain-proof mechanism and the overall strength and stability of the rain-proof mechanism.

Optionally, as shown in fig. 4, in one embodiment, the top surface of the spanning platform 2 is provided with a slip-resistant mechanism for increasing friction across the top of the platform 2 to prevent personnel from slipping through.

Alternatively, in one embodiment, the anti-skid structure is a pattern structure that is convexly disposed across the top of platform 2.

In other embodiments, the anti-skid structure may also be a bump structure disposed across the top of the platform 2.

The bottom of crossing platform 2 is equipped with the platform roof beam, and the welding of platform roof beam is fixed at the top of both sides vertical ladder 1. The crossover platform 2 is fixed to the platform beam.

As shown in fig. 4, the first guard rail 3 is fixed on the outer side of the platform beam, so as to ensure the safety of personnel and articles, and meanwhile, the width of the passage can be ensured, so that the personnel can conveniently and smoothly pass across the platform 2. Optionally, the first rail 3 is welded to the outside of the platform beam.

Truss 9 includes an upper chord 901 and a lower chord 902, and the top and bottom of vertical ladder 1 are connected to upper chord 901 and lower chord 902 by connectors 7. For example, the connecting member 7 is angle steel or channel steel, and the vertical ladder 1 is welded to the upper chord 901 and the lower chord 902 by the connecting member 7.

According to an embodiment of the utility model, in a further aspect, there is also provided a conveyor system comprising a conveyor 8 and a step-over ladder as described above. Wherein, the both sides of conveyer 8 are equipped with the pavement 10, and the pavement 10 outside is equipped with outer guardrail 11. The vertical ladder 1 is fixed on two sides of a truss 9 of the conveyor 8, the crossing platform 2 is arranged on the upper portion of the conveyor 8, and the second guardrail 4 is fixed above the outer guardrail 11 and is arranged on two sides of the pavement 10 opposite to the vertical ladder 1.

According to the conveying system with the structure, a worker can climb from the vertical ladder 1 on one side of the conveyor 8 to the crossing platform 2 and then climb from the vertical ladder 1 on the other side to the other side of the conveyor 8, the second guardrail 4 prevents the worker from hanging inside when climbing the vertical ladder 1, and the worker is prevented from falling backwards, so that the safety of the worker is effectively guaranteed; the crossing ladder is not provided with guardrails on the two sides of the vertical ladder 1, personnel safety is guaranteed through the second guardrails 4, the crossing ladder does not occupy the space of the pavement 10 under the condition of guaranteeing personnel safety, and workers can directly pass through the crossing ladder area when walking along the pavement 10, so that the crossing ladder is convenient to pass through.

Alternatively, in one embodiment, conveyor 8 is a tube-and-belt machine.

In other embodiments, the conveyor 8 may also be any conveyor 8 that extends a long distance.

Although embodiments of the present utility model have been described in connection with the accompanying drawings, various modifications and variations may be made by those skilled in the art without departing from the spirit and scope of the utility model, and such modifications and variations fall within the scope of the utility model as defined by the appended claims.

Claims (10)

1. A gangway ladder, comprising:

the two groups of vertical ladders (1) are suitable for being symmetrically arranged on two sides of a truss (9) of the conveyor (8);

the crossing platform (2) is arranged at the tops of the two groups of the vertical ladders (1) in a crossing manner; the spanning platform (2) is adapted to be arranged above a conveyor (8);

the first guardrails (3) are arranged on two sides of the crossing platform (2); the first guardrail (3) and the crossing platform (2) enclose a passage;

the second guardrails (4) are in one-to-one correspondence with the vertical ladders (1) and are arranged oppositely, and the second guardrails (4) are suitable for being fixed on outer guardrails (11) of the walkway (10) of the conveyor (8).

2. A crossing ladder according to claim 1, characterized in that the second railing (4) is welded to the outer railing (11).

3. A crossing ladder according to claim 1 or 2, characterized in that it further comprises a support (5), said support (5) straddling over said first (3) and second (4) guardrails, and said support (5) connecting said first (3) and second (4) guardrails.

4. A crossing ladder according to claim 1 or 2, characterized in that it further comprises a rain-proof mechanism arranged at least above the crossing platform (2).

5. The crossing ladder according to claim 4, characterized in that the rain protection mechanism comprises a support assembly and a rain cover (603), the support assembly being fixed to the upper part of the first balustrade (3), the rain cover (603) being covered on the support assembly.

6. The crossing ladder according to claim 5, characterized in that the support assembly spans over the first and second balustrade (3, 4), the rain cover (603) being arranged over a conveyor (8) walkway (10) and the crossing platform (2).

7. The crossing ladder according to claim 5, characterized in that the support assembly comprises a plurality of vertical support frames (601) and support girders (602), a plurality of the vertical support frames (601) are horizontally arranged at intervals, the support girders (602) are arranged above the vertical support frames (601) in a crossing manner, and the rain-proof cover (603) is covered on the support girders (602).

8. The crossing ladder according to claim 7, characterized in that the support girders (602) are arranged obliquely downwards on both sides perpendicular to the direction of passage of the passage.

9. A crossing ladder according to claim 1 or 2, characterized in that the top surface of the crossing platform (2) is provided with anti-slip structures.

10. A delivery system, comprising:

the conveying device comprises a conveyor (8), wherein walkways (10) are arranged on two sides of the conveyor (8), and outer guardrails (11) are arranged on the outer sides of the walkways (10);

a ramp as defined in any one of claims 1 to 9.