CN212376571U - Ladder for special climbing - Google Patents

Abstract

The utility model provides a ladder for special climbing, which comprises hard ladder sections, wherein a plurality of hard ladder sections are connected end to end through connecting components; the hard bench comprises a main bench and a climbing bench which are integrally connected, and light foam is filled in the main bench and the hard bench; the climbing ladders are alternately arranged on two opposite side surfaces of the main ladder section at equal intervals; the soft bench is arranged at the bottom end of the hard bench positioned at the tail section; and the hook is arranged at the top end of the hard bench section positioned at the first section. A special type climbing ladder quality light, structural strength is high, adapts to the demand of fighting on water.

Description

Ladder for special climbing

Technical Field

The utility model belongs to special engineering uses the ladder field, concretely relates to ladder is used in special type climbing.

Background

Stereoplasm climbing ladder mainly used special type fighter uses in the operation on the surface of water, climbs ship or the facility on the sea through using special type climbing ladder from surface of water or aquatic, and special type fighter can carry heavier equipment of fighting when carrying out special type combat task, and is comparatively strict to the weight requirement of stereoplasm climbing ladder, if the whole weight of stereoplasm climbing ladder is too high, and special type fighter just is difficult to carry, also is difficult to carry out corresponding special type combat.

Meanwhile, due to the fact that actual combat conditions are complex, the length of the hard climbing ladder is required to be in large access according to actual work, if the overall length of the hard climbing ladder is too long, a special combat team member cannot place the hard climbing ladder at a specified place at the first time to delay time, and if the overall length of the special climbing ladder is too short, the hard climbing ladder is difficult to reach a specified height at the first time to perform special operation.

In view of this, it is urgent to provide a special climbing ladder with light weight and high structural strength.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model aims to solve the technical problem that a special type climbing ladder that the quality is light, structural strength is high is provided.

The utility model provides a ladder is used in special type climbing, include:

the hard ladder sections are connected end to end through connecting components; the hard bench comprises a main bench and a climbing bench which are integrally connected, and light foam is filled in the main bench and the hard bench; the climbing ladders are alternately arranged on two opposite side surfaces of the main ladder section at equal intervals;

the soft bench is arranged at the bottom end of the hard bench positioned at the tail section;

and the hook is arranged at the top end of the hard bench section positioned at the first section.

Furthermore, the connecting assembly comprises an inserting groove and an inserting boss which are respectively arranged at two ends of the hard ladder section, and the adjacent hard ladder sections are connected with the inserting boss in an inserting matching mode through the inserting groove; the joint of the splicing boss and the splicing groove is provided with a quick plug pin which is suitable for fixing two adjacent hard ladder sections.

Furthermore, quick bolt one end is equipped with the pull ring, just the pull ring department of quick bolt be equipped with the fixed chain of main bench, the other end of quick bolt is the toper and is equipped with grafting limit structure.

Furthermore, the climbing ladder section comprises a climbing section and a supporting section, and the climbing section, the supporting section and the main ladder section of the climbing ladder section form a triangular structure together; the climbing sections of the climbing ladder sections are obliquely arranged, and the included angle between the climbing sections and the main ladder sections is 85-90 degrees.

Furthermore, one side of the joint of the climbing section and the supporting section is provided with an occupying boss suitable for stacking the hard bench.

Further, the hook comprises;

the hook comprises a hook main body, a hook body and a hook body, wherein the hook main body is made of a carbon fiber pipe and comprises a vertical section and a bending section which are integrally connected;

the hook tip part is arranged at the end part of the bending section and comprises a hook cap and a connector suitable for the insertion of the hook cap, and the connector is integrally connected with the bending section;

the hook tail part is arranged on the vertical section of the hook main body and comprises an embedded section arranged in the hook main body and a connecting section suitable for being connected with the hook connecting piece;

further, still include the couple connecting piece, the couple connecting piece includes:

the connecting sleeve is in a cylindrical shape with one sealed end and is suitable for being connected with the splicing boss of the main ladder section; a pin hole suitable for the rapid plug pin to be inserted is arranged on the wall of the connecting sleeve in a penetrating manner;

the pair of ear plates are integrally connected to the sealing end of the connecting sleeve along the vertical direction;

the fixing bolt is detachably arranged between the pair of ear plates;

and the supporting boss is arranged on the side wall of the connecting sleeve.

Further, still include the stabilizer blade, the stabilizer blade is two, two the stabilizer blade symmetry is located main bench is along width direction's both sides, and is the symmetrical setting of V style of calligraphy.

Further, the stabilizer blade is kept away from the tip of main bench is equipped with the callus on the sole, the cross sectional area of callus on the sole is greater than the cross sectional area of stabilizer blade, just callus on the sole tip table side extremely distance between the main bench is greater than 80 mm.

Above-mentioned technical scheme of the utility model, compare prior art and have following advantage:

(1) special ladder for climbing, including a plurality of stereoplasm bench to put together adjacent stereoplasm bench through coupling assembling, with the work demand according to the reality, adjust the whole length of special ladder for climbing.

(2) Special climbing is with ladder, the stabilizer blade is kept away from the tip of main bench is equipped with the callus on the sole, because the cross sectional area of callus on the sole is greater than the cross sectional area of stabilizer blade, the callus on the sole has increased effectively the utility model discloses when in-service use with the area of contact of wall body or hull, and then increased the stability when this embodiment uses, just callus on the sole tip table side extremely distance between the main bench is greater than 80mm, in the middle of the in-service use process, has guaranteed that the distance between main bench and wall body or the hull is greater than 80mm, makes the staff can not receive the hindrance when climbing.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention;

fig. 2 is an isometric schematic view of a rigid bench of an embodiment of the present invention;

fig. 3 is an isometric view of a rigid bench of an embodiment of the invention in another direction;

FIG. 4 is an enlarged schematic view at A in FIG. 3;

fig. 5 is a schematic structural diagram of a quick plug according to an embodiment of the present invention;

FIG. 6 is a schematic cross-sectional view taken along line B-B of FIG. 5;

FIG. 7 is an enlarged schematic view at C of FIG. 6;

fig. 8 is a schematic structural diagram of a hook according to an embodiment of the present invention;

fig. 9 is an exploded schematic view of a hanger of an embodiment of the present invention;

fig. 10 is a rear view schematically showing the hook according to the present embodiment of the present invention;

FIG. 11 is a schematic cross-sectional view taken along line D-D of FIG. 10;

FIG. 12 is an enlarged schematic view at E in FIG. 11;

fig. 13 is a cross-sectional view of a rigid bench of an embodiment of the invention;

fig. 14 is a schematic view of stacking of hard bench of an embodiment of the present invention;

fig. 15 is a buoyancy calculation table according to an embodiment of the present invention.

Wherein, 1, a hard ladder section; 2. hooking; 3. a soft bench; 11. a main ladder section; 12. climbing stairs; 13. a support leg; 21. a hook main body; 22. a hook tip part; 23. a hook tail; 24. a hook connecting piece; 111. inserting grooves; 112. inserting a boss; 113. a fast bolt is inserted; 114. stacking the bosses; 115. stacking the grooves; 116. inserting pin holes; 117. a titanium ring; 118. a light weight foam; 121. a climbing section; 122. a support section; 123. an occupied boss; 131. a foot pad; 221. a connector; 222. a hook cap; 223. a cylindrical pin; 224. a side wing boss; 231. an embedding section; 232. a connecting section; 233. a cavity; 241. an ear plate; 242. fixing the bolt; 243. a connecting sleeve; 244. supporting the boss; 245. connecting pin holes; 1131. a pull ring; 1132. a ball catch column; 1133. a spring.

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 work belong to the protection scope of the present invention.

The special climbing ladder described in this embodiment, as shown in fig. 1-2, includes:

the rigid ladder sections 1 are connected end to end through connecting components; the hard bench 1 comprises a main bench 11 and a climbing bench 12 which are integrally connected, and light foam is filled in both the main bench 11 and the hard bench 1; the climbing ladders 12 are alternately arranged on two opposite side surfaces of the main ladder section 11 at equal intervals; in this embodiment, the number of the hard ladder sections 1 is six, and the six hard ladder sections 1 are connected end to end;

for realizing the purpose of the present invention, the number of the hard bench 1 is not unique, and the specific data thereof can be adjusted according to actual requirements.

The soft bench 3 is arranged at the bottom end of the hard bench 1 positioned at the tail section;

and the hook 2 is arranged at the top end of the hard bench 1 positioned at the first section.

As shown in fig. 13, the main step 11 and the climbing step 12 in the present embodiment are each made of a carbon fiber tube, and the inside thereof is filled with a lightweight foam 118.

The soft ladder section 3 in this embodiment is a rope ladder, and the top ends of both sides of the soft ladder section 3 are connected to the bottom end of the hard ladder section through metal snap rings (not shown in the figure).

As a further preferable mode of this embodiment, as shown in fig. 2 and fig. 3, the connecting assembly includes an insertion groove 111 and an insertion boss 112 respectively disposed at two ends of the hard ladder section 1, and the adjacent hard ladder sections 1 are connected with the insertion boss 112 through the insertion groove 111 in an insertion fit manner; a quick plug pin 113 (as shown in fig. 5) is arranged at a connection position of the plug boss 112 and the plug groove 111, and a corresponding plug pin hole 116 is formed at a plug position of the quick plug pin 113 of the stacking boss 114 and the stacking groove 115, and is suitable for fixing two adjacent hard ladder sections 1.

In order to increase the durability of the present embodiment after being disassembled and assembled for many times, as shown in fig. 4, a titanium ring 117 is disposed in the insertion pin hole 116, the titanium ring 117 has good wear resistance, and after the quick insertion pin 113 is inserted and pulled for many times, the titanium ring 117 can still maintain its structural integrity, thereby increasing the durability of the present embodiment.

As a further preferable mode of this embodiment, as shown in fig. 5, one end of the fast latch 113 is provided with a pull ring 1131, a chain (not shown in the figure) fixed to the main ladder section 11 is disposed at the pull ring 1131 of the fast latch 113, and the other end of the fast latch 113 is tapered and is provided with an insertion limiting structure.

In this implementation, as shown in fig. 6 and 7, grafting limit structure includes ball card post 1132 and locates the spring 1133 of ball card post 1132 tip, ball card post 1132 one end is the hemisphere, and the other end slides and sets up inside quick bolt 113, and through spring 1133 at the internal motion of quick bolt 113, through spring 1133, when quick bolt 113 pegs graft into grafting pinhole 116, ball card post 1132 is to the internal motion of quick bolt 113, after quick bolt 113 completely fixes a position, ball card post 1132 no longer receives the extrusion of grafting pinhole 116 inner wall, realize resetting under spring 1133's effect this moment to realize spacing and fixed action.

As a further preferable mode of the present embodiment, as shown in fig. 2 and fig. 3, the climbing ladder section includes a climbing section 121 and a supporting section 122, and the climbing section 121, the supporting section 122 of the climbing ladder section and the main ladder section 11 together form a triangular structure; the climbing section 121 of climbing bench inclines to set up, and its with contained angle between the main bench 11 is 86.5 to prevent that special team member from climbing the in-process, the foot from climbing the side landing of ladder 12, and then improved the safety in utilization of this embodiment, it is worth explaining that, the contained angle between climbing ladder 12 and the main ladder pipe is not only limited to 86.5, and its specific angle can be the arbitrary value between 80 ~ 90.

In order to increase the ergonomic performance of the embodiment, the distance between the climbing steps 12 in the hard climbing ladder on the same side is 265 mm; the length of the climbing section 121 of the climbing ladder 12 is 110 mm; it should be noted that the distance between the climbing steps 12 is not limited to 265mm, and may be any value between 150mm and 350mm, and the length of the climbing section 121 is not limited to 110mm, and may be any value between 50mm and 150 mm.

In order to increase the security when this embodiment uses the climbing section 121 outside of climbing ladder 12 sets up anti-skidding particle rubber layer (not shown in the figure), the actual use environment of this example is in humid environment such as the surface of water, climbing ladder 12 can be comparatively moist, the coefficient of friction on anti-skidding particle rubber layer is great, and also has good anti-skidding effect under humid environment, coefficient of friction when can increase the staff and trample climbing ladder 12 sole and climbing ladder 12 contact, and then play anti-skidding effect, the security has been increased.

As a further preferable mode of this embodiment, as shown in fig. 2 and fig. 3, a space occupying boss 123 suitable for stacking the hard ladder sections 1 is disposed on one side of a connection portion between the climbing section 121 and the supporting section 122, when each hard ladder section 1 is disassembled and the hard ladder sections 1 need to be stacked and stored, a plurality of hard ladder sections 1 are stacked on the ground along a vertical direction, between two adjacent hard ladder sections 1, the space occupying boss 123 of one hard ladder section 1 abuts against the main ladder section 11 of another hard ladder section 1, so that the stacking is more stable.

In order to further increase the stacking stability of the present embodiment, as shown in fig. 2 and fig. 3, two opposite side surfaces of the main ladder tube perpendicular to the climbing ladder 12 are respectively provided with a stacking boss 114 and a stacking groove 115, the stacking boss 114 and the stacking groove 115 are mutually clamped and matched when a plurality of hard ladder sections 1 are stacked in the vertical direction, so as to increase the stacking stability of the hard ladder sections 1 when stacked and stored, in the present embodiment, the stacking boss 114 is in a circular truncated cone shape, so that the stacking boss 114 is conveniently positioned and inserted into the stacking groove 115.

As shown in fig. 14, the stacking boss 114 is engaged with the stacking groove 115 at a position along the dotted line to stack the stack according to the present embodiment.

As a further preferable mode of the present embodiment, as shown in fig. 8 and 9, the hook 2 in the present embodiment includes;

the hook comprises a hook main body 21, wherein the hook main body 21 is made of a carbon fiber pipe and comprises a vertical section and a bending section which are integrally connected, and the hook main body 21 made of the carbon fiber has light overall weight and is suitable for being used on water;

the hook tip part 22 is arranged at the end part of the bending section, the hook tip part 22 comprises a hook cap 222 and a connector 221 suitable for the hook cap 222 to be inserted, and the connector 221 is integrally connected with the bending section;

the hook tail portion 23, as shown in fig. 11, is provided at the vertical section of the hook body 21, and includes an insertion section 231 provided in the hook body 21 and a connection section 232 adapted to be connected to the hook connector 24.

In order to further increase the stability of the embodiment when the hook cap 222 is connected to the connection head 221, the connection head 221 is provided with lateral wing protrusions 224 on opposite sides, lateral wing grooves (not shown) adapted to the lateral wing protrusions 224 are provided on two sides of the hook cap 222, and the hook cap 222 and the connection head 221 are connected and fixed by a cylindrical pin 223.

In order to further reduce the overall weight of the hook 2 in the present embodiment, as shown in fig. 11 and 12, a cavity 233 is provided inside the embedded section 231 of the hook 2, so as to reduce the weight while satisfying the basic strength requirement.

To ensure the overall structural strength of the hanger 2 of the present embodiment, the hanger tail 23 is made of titanium alloy and the hanger cap 222 is made of 316 stainless steel.

As a further preferable mode of the present embodiment, as shown in fig. 8, the present invention further includes a hook connector 24, and the hook connector 24 includes:

the connecting sleeve 243 is a cylinder with one end sealed, and is suitable for being connected with the insertion boss 112 of the main ladder section 11; a pin hole suitable for the rapid pin 113 to be inserted is arranged on the wall of the connecting sleeve 243 in a penetrating manner;

a pair of ear plates 241 integrally connected to the sealing end of the connection sleeve 243 in a vertical direction;

a fixing bolt detachably disposed between the pair of ear plates 241;

and the supporting bosses 244 are arranged on the side walls of the connecting sleeves 243, and the supporting bosses 244 are suitable for playing a certain supporting role when the hook 2 is connected with a wall or a ship body.

In order to realize the adjustability of the hook 2 of the present embodiment, as shown in fig. 8 and 9, both sides of the connecting end of the hook tail portion 23 are slope-shaped, during the actual use, the hanging positions of the hook 2 are different each time, a certain deviation occurs between the hook 2 and the climbing ladder, after the climbing ladder is hung, the ladder main body is vertical, so that the present embodiment has a certain adjustability along the axial rotation of the fixing bolt 242, and meanwhile, because both sides are slope-shaped, when the present embodiment rotates to a certain angle, the present embodiment generates a limit stop rotation, thereby avoiding a safety accident caused by an excessively large rotation angle; since the width of the connecting end of the hook tail portion 23 in this embodiment is smaller than the width between the two ear plates 241, the present embodiment has a certain horizontal displacement space at the connecting position with the climbing ladder along the axial direction of the fixing bolt 242, so that the present embodiment has a certain adjustability in the horizontal direction, thereby increasing the applicability of the present embodiment. Couple 2 and the cooperation of couple connecting piece 24 have realized that couple 2 has certain rotation angle around fixing bolt 242, and in the middle of the actual work process, the position of couple 2 is different, but need guarantee that stereoplasm bench 1 is perpendicular all the time so that the staff climbs the work, and couple 2 can carry out the rotation of certain angle around fixing bolt 242 this moment.

As a further preferable mode of this embodiment, as shown in fig. 2 and 3, the ladder further includes two support legs 13, and the two support legs 13 are symmetrically disposed on two sides of the main ladder section 11 along the width direction and are symmetrically disposed in a V shape.

As a further preferable mode of this embodiment, as shown in fig. 3, the end of the supporting leg 13 far away from the main ladder section 11 is provided with a foot pad 131, the cross-sectional area of the foot pad 131 is larger than the cross-sectional area of the supporting leg 13, the foot pad 131 effectively increases the contact area with the wall or the hull when this embodiment is used, and further increases the stability when this embodiment is used, and the distance between the surface side of the end of the foot pad 131 and the main ladder section 11 is larger than 80mm, in the actual use process, it is ensured that the distance between the main ladder section 11 and the wall or the hull is larger than 80mm, so that a worker cannot be hindered when climbing.

The data for realizing floating of this embodiment is shown in fig. 15, and the weight of the whole ladder is:

1.6×6+0.8+1.6+0.03×7＝12.21(Kg)

the buoyancy that can produce to totally soak the climbing ladder in the aquatic is:

2.28×6+1.12+0.65＝15.45(Kg)

and then make this embodiment float on the surface of water, adapt to the demand of fighting on water, also can alleviate the weight of this embodiment by a wide margin simultaneously, carry when having made things convenient for special type operation. It should be noted that the half ladder sections in fig. 15 are the hook connectors 24 in this embodiment, and the latches are the quick latches 113 in this embodiment.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims (9)

1. The utility model provides a ladder is used in special type climbing which characterized in that includes:

the hard ladder sections are connected end to end through connecting components; the hard bench comprises a main bench and a climbing bench which are integrally connected, and light foam is filled in the main bench and the hard bench; the climbing ladders are alternately arranged on two opposite side surfaces of the main ladder section at equal intervals;

the soft bench is arranged at the bottom end of the hard bench positioned at the tail section;

and the hook is arranged at the top end of the hard bench section positioned at the first section.

2. The special climbing ladder as claimed in claim 1, wherein the connection assembly comprises insertion grooves and insertion bosses respectively arranged at two ends of the hard ladder sections, and the adjacent hard ladder sections are connected with the insertion bosses in an insertion fit manner through the insertion grooves; the joint of the splicing boss and the splicing groove is provided with a quick plug pin which is suitable for fixing two adjacent hard ladder sections.

3. The special climbing ladder as claimed in claim 2, wherein one end of the quick plug is provided with a pull ring, a chain fixed with the main ladder section is arranged at the pull ring of the quick plug, and the other end of the quick plug is conical and provided with an inserting limit structure.

4. The special climbing ladder as claimed in claim 3, wherein the climbing ladder comprises a climbing section and a supporting section, and the climbing section, the supporting section and the main ladder section of the climbing ladder jointly form a triangular structure; the climbing sections of the climbing ladder are obliquely arranged, and the included angle between the climbing sections and the main ladder section is 85-90 degrees.

5. The special climbing ladder as claimed in claim 4, wherein one side of the connection between the climbing section and the supporting section is provided with an occupying boss suitable for stacking the hard ladder sections.

6. The special climbing ladder as claimed in claim 2, wherein the hook comprises:

the hook comprises a hook main body, a hook body and a hook body, wherein the hook main body is made of a carbon fiber pipe and comprises a vertical section and a bending section which are integrally connected;

the hook tip part is arranged at the end part of the bending section and comprises a hook cap and a connector suitable for the insertion of the hook cap, and the connector is integrally connected with the bending section;

the hook tail part is arranged on the vertical section of the hook main body and comprises an embedded section arranged in the hook main body and a connecting section suitable for being connected with the hook connecting piece.

7. The special climbing ladder of claim 6, further comprising a hook connector, the hook connector comprising:

the connecting sleeve is in a cylindrical shape with one sealed end and is suitable for being connected with the splicing boss of the main ladder section; a connecting pin hole suitable for the rapid plug pin to be inserted is arranged on the wall of the connecting sleeve in a penetrating manner;

the pair of ear plates are integrally connected to the sealing end of the connecting sleeve along the vertical direction;

a bolt detachably disposed between the pair of ear plates;

and the supporting boss is arranged on the side wall of the connecting sleeve.

8. The special climbing ladder as claimed in claim 7, further comprising two support legs, wherein the two support legs are symmetrically arranged at two sides of the main ladder section along the width direction and symmetrically arranged in a V shape.

9. The special climbing ladder of claim 8, wherein the ends of the legs far away from the main ladder sections are provided with foot pads, the cross-sectional areas of the foot pads are larger than that of the legs, and the distance from the surface sides of the ends of the foot pads to the main ladder sections is larger than 80 mm.

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