CN214785763U

CN214785763U - Combined ladder for decoration

Info

Publication number: CN214785763U
Application number: CN202120977115.1U
Authority: CN
Inventors: 周华玉; 邓飞; 雷梅丹; 谭诚川
Original assignee: Zhejiang Xianda Decoration Design Engineering Co ltd
Current assignee: Zhejiang Xianda Decoration Design Engineering Co ltd
Priority date: 2021-05-08
Filing date: 2021-05-08
Publication date: 2021-11-19
Anticipated expiration: 2031-05-08

Abstract

The application relates to a combined ladder for decoration, which comprises two groups of first vertical rods and two groups of second vertical rods, a plurality of groups of first pedals are fixedly connected between two groups of first vertical rods, a plurality of groups of second pedals are fixedly connected between two groups of second vertical rods, one end of each first vertical rod is rotatably connected with one end of each second vertical rod, a first mounting hole is arranged on the end surface of one end of the first vertical rod far away from the second vertical rod, a first connecting rod is connected in the first mounting hole in a sliding way, a first supporting rod is rotatably connected at one end of the first connecting rod, a positioning mechanism for positioning the angle between the first supporting rod and the first vertical rod is arranged between the outer wall of the first vertical rod and the outer wall of the first supporting rod, and a limiting mechanism used for limiting the first vertical rod and the second vertical rod on the same straight line is arranged between the outer wall of one end of the first vertical rod and the outer wall of one end of the second vertical rod. This application has made things convenient for the operator to be under construction to the wall height, does not need the effect of the operator's the ladder of making a round trip to go up and down.

Description

Combined ladder for decoration

Technical Field

The utility model relates to a ladder especially relates to a combination ladder of fitment and decoration usefulness.

Background

In building engineering, the combination ladder is as one of indispensable primary equipment, the ladder is common civil engineering articles for use, be the essential instrument of staff's operation of ascending a height, it can assist the staff to climb up or climb down on the worker, open when the ladder is used, use up and convert into, convenient transfer, because its self multiple advantage, by wide application in various civil engineering, among the decoration engineering, the convenient dual-purpose of ladder is liked by more and more people, the ladder among the prior art has multiple advantage, when the operator is using current ladder to carry out construction, in case the wall length of construction is longer, the operator need be after the construction of department, climb down the ladder and come the position of readjustment ladder and carry out the construction, it is troublesome to construct like this.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a combination ladder of usefulness is decorated to fitment, has and has made things convenient for the operator to become the assembly and use the scaffold frame, has made things convenient for the operator to be under construction to the wall height, does not need the operator to make a round trip to go up and down the effect of ladder.

The application provides a combination ladder of fitment usefulness of decorating adopts following technical scheme:

a combined ladder for decoration comprises two groups of first vertical rods and two groups of second vertical rods, wherein a plurality of groups of first pedals are fixedly connected between the two groups of first vertical rods, a plurality of groups of second pedals are fixedly connected between the two groups of second vertical rods, one end of each first vertical rod is rotatably connected with one end of each second vertical rod, a first mounting hole is formed in the end surface, away from the second vertical rod, of each first vertical rod, a first connecting rod is slidably connected in the first mounting hole, a first supporting rod is rotatably connected at one end of each first connecting rod, a positioning mechanism for positioning the first supporting rod and the angle of the first vertical rod is arranged between the outer wall of each first vertical rod and the outer wall of the corresponding first supporting rod, a second mounting hole is formed in the end surface, away from the first vertical rod, of each second vertical rod is slidably connected in the second mounting hole, a second supporting rod is rotatably connected at one end of the corresponding second connecting rod, be equipped with the positioning mechanism that the structure is the same between first montant outer wall and first montant outer wall be equipped with between first montant one end outer wall and second montant one end outer wall and be used for spacing first montant and the stop gear of second montant on same straight line.

Through adopting the above technical scheme, rotate first montant and second montant to same straight line on, rotate through spacing first montant of stop gear and second montant, take out head rod and second connecting rod from first mounting hole and second mounting hole respectively, the angle of fixing a position first branch and first montant through positioning mechanism is the stabilizer blade, the angle of second branch and second montant is the stabilizer blade, first branch and second branch all support subaerial, through such setting, moreover, the steam generator is simple in structure, and convenient for operation, made things convenient for the operator to become the scaffold use with the combination, made things convenient for the operator to be under construction to the wall height, do not need the operator to make a round trip to go up and down the ladder, the convenience of user to longer wall construction has been improved.

Optionally, the limiting mechanism comprises a first limiting pipe fixedly connected to the upper surface and the lower surface of one end of the first vertical rod, a second limiting pipe fixedly connected to the upper surface and the lower surface of one end of the second vertical rod, a limiting rod slidably penetrating through the first limiting pipe and the second limiting pipe, and a locking mechanism used for locking the limiting rod in the second limiting pipe.

Through adopting above-mentioned technical scheme, the gag lever post slides the one end of gag lever post and goes into first spacing pipe, locks the gag lever post in the spacing pipe of second through locking mechanism, through such setting, simple structure, convenient operation has made things convenient for spacing first montant of operator and second montant on same straight line.

Optionally, the locking mechanism comprises a ball and a driving piece, the side wall of the second limiting pipe is provided with an embedding groove communicated with the outside, the ball is embedded in the embedding groove in a sliding manner, and the driving piece can drive the ball to slide in the embedding groove.

Through adopting above-mentioned technical scheme, slide in the caulking groove through driving piece drive ball, the ball supports tightly on the gag lever post outer wall after sliding in the caulking groove, through such setting, simple structure, convenient operation has made things convenient for the operator to lock the gag lever post in the spacing pipe of second.

Optionally, the driving member includes a driving sleeve slidably connected to an outer wall of the second limiting pipe, a driving ring fixedly connected to an inner wall of the driving sleeve, an internal thread provided on an inner wall of the driving sleeve, an external thread provided on an outer wall of the second limiting pipe, and a guide surface provided on an end surface of the driving ring near the ball, the guide surface is provided toward the ball, and the internal thread and the external thread are engaged with each other.

Through adopting above-mentioned technical scheme, through the cooperation of internal thread and external screw thread, the drive ring motion is driven to the drive sleeve, and the drive ring passes through the motion of spigot surface drive ball, through such setting, simple structure, convenient operation has made things convenient for operator drive ball to slide in the caulking groove.

Optionally, first spouts have been seted up on the inner wall of first mounting hole both sides, fixed wearing to be equipped with first slide bar on head rod one end, be perpendicular setting between first slide bar and the head rod, sliding connection is in two sets of first spouts respectively in the both ends of first slide bar the second spouts have been seted up on the inner wall of second mounting hole both sides, fixed wearing to be equipped with the second slide bar on second connecting rod one end, is perpendicular setting between second slide bar and the second connecting rod, sliding connection is in two sets of second spouts respectively at the both ends of second slide bar.

Through adopting above-mentioned technical scheme, through seting up first spout on first mounting hole both sides inner wall, first slide bar both ends sliding connection is in first spout, and the both ends sliding connection of second slide bar is in the second spout, through such setting, simple structure, convenient operation has improved the sliding stability of head rod in first mounting hole and the sliding stability of second connecting rod in the second mounting hole.

Optionally, each positioning mechanism includes a positioning rod, a positioning bolt, and a plurality of groups of threaded holes formed in the positioning rod, the plurality of groups of threaded holes are arranged along the length direction of the positioning rod, and the positioning bolt is in threaded connection with the threaded holes; the positioning rod arranged between the first support rod and the first vertical rod is a first positioning rod body, one end of the first positioning rod body is rotatably connected to the lower surface of the first vertical rod, a first connecting hole is formed in the outer wall of the first support rod, and the positioning bolt can be in threaded connection with the first connecting hole; install in second branch with locating lever between the second montant is the second location body of rod, second location body of rod one end is rotated and is connected in second montant lower surface, the second connecting hole has been seted up to second branch outer wall, just but positioning bolt threaded connection is in the second connecting hole.

By adopting the technical scheme, the first positioning rod body is rotated, the positioning bolt at one end of the first positioning rod body is in threaded connection with the threaded hole of the first positioning rod body and the first connecting hole of the first supporting rod, and through the arrangement, the structure is simple, the operation is convenient, and an operator can conveniently position the first supporting rod and the first vertical rod to form a right angle; the second positioning rod body is rotated, the positioning bolt which is arranged at one end of the second positioning rod body is in threaded connection with the threaded hole of the second positioning rod body and the second connecting hole of the second supporting rod, and through the arrangement, the structure is simple, the operation is convenient, and the right angle is formed between the second supporting rod and the second vertical rod when an operator positions.

Optionally, the first connection hole is located a plurality of groups have been seted up on the first strut outer wall, a plurality of groups first connection hole sets gradually along first strut length direction.

Through adopting above-mentioned technical scheme, through having seted up the first connecting hole of a plurality of groups on first branch outer wall, through having set up the first connecting hole of a plurality of groups, made things convenient for the operator to adjust the angle between first branch and the first montant as required.

Optionally, the second connecting holes are formed in the outer wall of the second supporting rod in a plurality of groups, and the second connecting holes are sequentially formed in the plurality of groups along the length direction of the second supporting rod.

Through adopting above-mentioned technical scheme, through having seted up a plurality of groups second connecting hole on second branch outer wall, through having set up a plurality of groups second connecting hole, made things convenient for the operator to adjust the angle between second branch and the second montant as required.

In summary, the present application includes at least one of the following beneficial technical effects:

the assembly is convenient for an operator to change the assembly into a scaffold for use, the operator can conveniently construct the height of the wall, and the operator is not required to go up and down the ladder; the sliding stability of the first connecting rod in the first mounting hole and the sliding stability of the second connecting rod in the second mounting hole are improved.

Drawings

FIG. 1 is a schematic view of the overall structure of the embodiment;

FIG. 2 is a schematic structural diagram for showing the position of a limiting mechanism in the embodiment of the present application;

fig. 3 is a partially enlarged view of a in fig. 2.

Fig. 4 is a schematic view of the entire structure of the locking mechanism in the embodiment.

Description of reference numerals: 1. a first vertical bar; 2. a second vertical bar; 3. a first pedal; 4. a second pedal; 5. a first mounting hole; 6. a first support bar; 7. a first connecting rod; 8. a positioning mechanism; 9. a second mounting hole; 10. a second support bar; 11. a second connecting rod; 12. a limiting mechanism; 13. a first limit tube; 131. a first sleeve; 132. a first fixed block; 14. a second limiting pipe; 141. a second sleeve; 142. a second fixed block; 15. a limiting rod; 16. a locking mechanism; 17. caulking grooves; 18. a ball bearing; 19. a drive member; 20. a drive sleeve; 21. a drive ring; 22. an internal thread; 23. an external thread; 24. a guide surface; 25. a first chute; 26. a first slide bar; 27. a second chute; 28. a second slide bar; 29. positioning a rod; 291. a first positioning rod body; 292. a second positioning rod body; 30. positioning the bolt; 31. a threaded hole; 321. a first connection hole; 322. and a second connection hole.

Detailed Description

The present invention will be described in further detail with reference to the accompanying fig. 1-4.

As shown in fig. 1, for the utility model discloses a combination ladder of fitment usefulness, including two sets of first montant 1 and two sets of second montant 2, the first footboard 3 of a plurality of groups of fixedly connected with between two sets of first montant 1, the second footboard 4 of a plurality of groups of fixedly connected with between two sets of second montant 2, first montant 1 and second montant 2 one-to-one, and rotate between the one end of each first montant 1 and the one end of corresponding second montant 2 and be connected.

As shown in fig. 1, a first mounting hole 5 is formed in an end face of each first vertical rod 1, which is far away from the corresponding second vertical rod 2, a first connecting rod 7 is slidably connected to the first mounting hole 5, a first supporting rod 6 is rotatably connected to one end of the first connecting rod 7, which is far away from the first mounting hole 5, in order to improve the sliding stability of the first connecting rod 7 in the first mounting hole 5, first sliding grooves 25 are formed in inner walls of two sides of the first mounting hole 5, a first sliding rod 26 is fixedly arranged on one end of the first connecting rod 7 in a penetrating manner, the first sliding rod 26 and the first connecting rod 7 are vertically arranged, and two ends of the first sliding rod 26 are respectively arranged in one first sliding groove 25.

As shown in fig. 1, a positioning mechanism 8 for positioning an angle between the first vertical bar 6 and the corresponding first vertical bar 1 is provided between the first vertical bar 1 and the first vertical bar 6, the positioning mechanism 8 includes a positioning rod 29, positioning bolt 30 and a plurality of group's screw hole 31, screw hole 31 is seted up on locating lever 29 outer wall, a plurality of groups screw hole 31 set gradually along locating lever 29 outer wall length direction, it is first locating rod body 291 to set up the locating lever 29 between each first branch 6 and the first montant 1, the one end rotation of each first locating rod body 291 is connected on 1 lower surface of first montant, two first locating rod bodies 291 set up in 6 one side of carrying on the back mutually of two first branches, screw hole 31 threaded connection on positioning bolt 30 and the first locating rod body 291, the first connecting hole 321 of a plurality of groups has been seted up along 6 length direction of first branch, positioning bolt 30 and first connecting hole 321 threaded connection.

As shown in fig. 2, a second mounting hole 9 is formed on an end surface of each second vertical rod 2 away from the first vertical rod 1, a second connecting rod 11 is slidably connected in the second mounting hole 9, a second supporting rod 10 is rotatably connected to an end of the second connecting rod 11 away from the second mounting hole 9, in order to improve the sliding stability of the second connecting rod 11 in the second mounting hole 9, second sliding grooves 27 are formed on inner walls of two sides of the second mounting hole 9, a second sliding rod 28 is fixedly penetrated on one end of the second connecting rod 11, the second sliding rod 28 and the second connecting rod 11 are vertically arranged, two ends of the second sliding rod 28 are respectively slidably connected in one second sliding groove 27, and positioning mechanisms 8 with the same structure are arranged between the second vertical rods 2 and 10, wherein a positioning rod 29 between each second supporting rod 10 and each second vertical rod 2 is a second positioning rod 292, one end of each second positioning rod is rotatably connected to an outer wall of the second vertical rod 2, two second location body of rod 292 set up in two second branch 10 one side in opposite directions, the projection of each first location body of rod 291 and second location body of rod 292 on the horizontal plane is parallel and do not coincide, in order to use the combination ladder as the double ladder conveniently, a plurality of groups second connecting hole 322 have been seted up along second branch 10 length direction, positioning bolt 30 and second connecting hole 322 threaded connection, screw hole 31 specification on first location body of rod 291 and the second location body of rod 292 is the same, when being the double ladder, positioning bolt 30 can be threaded in proper order and worn to locate in screw hole 31 of first location body of rod 291 and screw hole 31 of the second location body of rod 292, thereby realize the injecing of position between first montant 1 and the second montant 2.

As shown in fig. 2 and 3, a limiting mechanism 12 for limiting the position of the first vertical rod 1 and the corresponding second vertical rod 2 on the same straight line is arranged between the outer wall of one end of the first vertical rod 1 and the outer wall of one end of the second vertical rod 2, two sets of limiting mechanisms 12 are arranged on the first vertical rod 1 and the second vertical rod 2 on the same vertical plane, and the two sets of limiting mechanisms 12 are symmetrically arranged on two sides of the first vertical rod 1 in the height direction.

As shown in fig. 3, each limiting mechanism 12 includes a first limiting pipe 13, a second limiting pipe 14, a limiting rod 15 and a locking mechanism 16, the first limiting pipe 13 includes a first sleeve 131 and a first fixing block 132 which are integrally formed, the first sleeve 131 and the first fixing block 132 are both cylinders, the end surface radius of the first sleeve 131 is smaller than the end surface radius of the first fixing block 132, the first sleeve 131 is parallel to the length direction of the first vertical rod 1, the first fixing block 132 is coaxial with the first sleeve 131, and the first fixing block 132 is welded and fixed to the first vertical rod 1 near one side of the first vertical rod 1. The second limiting pipe 14 comprises a second sleeve 141 and a second fixing block 142 which are integrally formed, the second sleeve 141 and the second fixing block 142 are both cylinders, the end face radius of the second sleeve 141 is smaller than that of the second fixing block 142, the second sleeve 141 and the second vertical rod 2 are arranged in parallel in the length direction, the second fixing block 142 and the second sleeve 141 are arranged coaxially, the projections of the axes of the second sleeve 141 and the first sleeve 131 on the horizontal plane are located on the same straight line, the second fixing block 142 is welded and fixed with the second vertical rod 2 on one side close to the second vertical rod 2, and each second sleeve 141 is provided with a locking mechanism 16 for locking the limiting rod 15 in the second sleeve 141.

As shown in fig. 4, the locking mechanism 16 includes a ball 18 and a driving member 19, a caulking groove 17 is formed in an outer wall of the second sleeve 141, a plurality of groups of caulking grooves 17 are formed along a circumferential direction of the outer wall of the second sleeve 141, the groups of caulking grooves 17 are all disposed inside the second sleeve 141, the ball 18 is slidably inserted into the caulking groove 17, the driving member 19 is disposed on an outer wall of the second limiting pipe 14, the driving member 19 is used for driving the ball 18 to slide in the caulking groove 17, and the ball 18 is abutted against an outer wall of the limiting rod 15 after sliding in the caulking groove 17.

As shown in fig. 4, the driving member 19 includes a driving sleeve 20, a driving ring 21, an internal thread 22, an external thread 23 and a guiding surface 24, the driving sleeve 20 is slidably connected to the outer wall of the second limit pipe 14, the driving ring 21 is fixedly connected to the inner wall of the driving sleeve 20, the internal thread 22 is opened on the inner wall of the driving sleeve 20, the external thread 23 is opened on the outer wall of the second limit pipe 14, the guiding surface 24 is opened on an end surface of the driving ring 21 close to the balls 18, the guiding surface 24 is opened toward the balls 18, the driving sleeve 20 drives the driving ring 21 to move through the matching of the internal thread 22 and the external thread 23, and the driving ring 21 drives the balls 18 to move through the guiding surface 24.

The implementation principle of the embodiment is as follows: when the herringbone ladder is used, the first positioning rod body 291 and the second positioning rod body 292 rotate oppositely and are sequentially connected in the threaded holes 31 of the first positioning rod body 291 and the second positioning rod body 292 through the positioning bolts 30 in a threaded manner;

when the scaffold is used, the first connecting rod 7 slides out of the first mounting hole 5, the second connecting rod 11 slides out of the second mounting hole 9, the first vertical rod 1 and the second vertical rod 2 are rotated, the first positioning rod body 291 is in threaded connection with the first connecting hole 321 through the positioning bolt 30, the second positioning rod body 292 is in threaded connection with the second connecting hole 322 through the positioning bolt 30, the limiting rod 15 sequentially slides to penetrate through the first fixing block 132, the first sleeve 131, the second sleeve 141 and the second fixing block 142, the driving sleeve 20 is rotated, the driving sleeve 20 drives the driving ring 21 to move under the matching of the internal threads 22 and the external threads 23, the driving ring 21 drives the balls 18 to move through the guide surfaces 24, and the balls 18 slide in the caulking grooves 17 and then abut against the outer wall of the limiting rod 15.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. A combination ladder for decoration comprises two groups of first vertical rods (1) and two groups of second vertical rods (2), wherein a plurality of groups of first pedals (3) are fixedly connected between the two groups of first vertical rods (1), a plurality of groups of second pedals (4) are fixedly connected between the two groups of second vertical rods (2), one end of each first vertical rod (1) is rotatably connected with one end of each second vertical rod (2), a first mounting hole (5) is formed in the end face, far away from the second vertical rods (2), of each first vertical rod (1), a first connecting rod (7) is slidably connected in each first mounting hole (5), a first supporting rod (6) is rotatably connected to one end of each first connecting rod (7), and a positioning mechanism (8) for positioning the angles between the first supporting rod (6) and the first vertical rod (1) is arranged between the outer wall of the first vertical rod (1) and the outer wall of the first supporting rod (6), second mounting hole (9) have been seted up on the one end terminal surface of first montant (1) is kept away from in second montant (2) sliding connection has a second connecting rod (11) in second mounting hole (9), rotates in second connecting rod (11) one end and is connected with second branch (10), is equipped with positioning mechanism (8) that the structure is the same between first montant (1) outer wall and first branch (6) outer wall be equipped with between first montant (1) one end outer wall and second montant (2) one end outer wall and be used for spacing first montant (1) and second montant (2) stop gear (12) on same straight line.

2. A finishing ladder as claimed in claim 1, wherein: the limiting mechanism (12) comprises a first limiting pipe (13) fixedly connected to the upper surface and the lower surface of one end of the first vertical rod (1), a second limiting pipe (14) fixedly connected to the upper surface and the lower surface of one end of the second vertical rod (2), a limiting rod (15) which penetrates through the first limiting pipe (13) and the second limiting pipe (14) in a sliding mode, and a locking mechanism (16) used for locking the limiting rod (15) in the second limiting pipe (14).

3. A finishing ladder as claimed in claim 2, wherein: locking mechanism (16) include ball (18) and driving piece (19), caulking groove (17) with external intercommunication are seted up to spacing pipe (14) lateral wall of second, ball (18) slip inlay locate in caulking groove (17), driving piece (19) can drive ball (18) in slide in caulking groove (17).

4. A finishing ladder as claimed in claim 3, wherein: the driving piece (19) comprises a driving sleeve (20) which is connected to the outer wall of the second limiting pipe (14) in a sliding mode, a driving ring (21) which is fixedly connected to the inner wall of the driving sleeve (20), an internal thread (22) which is formed in the inner wall of the driving sleeve (20), an external thread (23) which is formed in the outer wall of the second limiting pipe (14) and a guide surface (24) which is formed in the end face, close to the ball (18), of the driving ring (21), the guide surface (24) is formed towards the ball (18), and the internal thread (22) and the external thread (23) are meshed with each other.

5. A finishing ladder as claimed in claim 1, wherein: seted up first spout (25) on first mounting hole (5) both sides inner wall, served fixed wearing to be equipped with first slide bar (26) in first connecting rod (7), be perpendicular setting between first slide bar (26) and first connecting rod (7), the both ends of first slide bar (26) are sliding connection respectively in two sets of first spout (25) seted up second spout (27) on second mounting hole (9) both sides inner wall, served fixed wearing to be equipped with second slide bar (28) in second connecting rod (11), are perpendicular setting between second slide bar (28) and second connecting rod (11), the both ends difference sliding connection of second slide bar (28) is in two sets of second spout (27).

6. A finishing ladder as claimed in claim 1, wherein: each positioning mechanism (8) comprises a positioning rod (29), a positioning bolt (30) and a plurality of groups of threaded holes (31) formed in the positioning rod (29), the plurality of groups of threaded holes (31) are arranged along the length direction of the positioning rod (29), and the positioning bolt (30) is in threaded connection with the threaded holes (31); a positioning rod (29) arranged between the first support rod (6) and the first vertical rod (1) is a first positioning rod body (291), one end of the first positioning rod body (291) is rotatably connected to the lower surface of the first vertical rod (1), a first connecting hole (321) is formed in the outer wall of the first support rod (6), and the positioning bolt (30) can be in threaded connection with the first connecting hole (321); install in second branch (10) with locating lever (29) between second montant (2) are the second location body of rod (292), the second location body of rod (292) one end is rotated and is connected in second montant (2) lower surface, second connecting hole (322) have been seted up to second branch (10) outer wall, just but positioning bolt (30) threaded connection is in second connecting hole (322).

7. A finishing ladder as claimed in claim 6, wherein: the first connecting holes (321) are formed in the outer wall of the first support rod (6) and are provided with a plurality of groups, and the first connecting holes (321) are sequentially arranged along the length direction of the first support rod (6).

8. A finishing ladder as claimed in claim 7, wherein: the second connecting holes (322) are formed in the outer wall of the second supporting rod (10) and are provided with a plurality of groups, and the second connecting holes (322) are sequentially arranged along the length direction of the second supporting rod (10).