CN214576688U

CN214576688U - Take pillar structure of folding handrail of slidingtype

Info

Publication number: CN214576688U
Application number: CN202023100878.2U
Authority: CN
Inventors: 谢小燕; 蒋朋刚
Original assignee: Suzhou Pica Aluminum Industry Co Ltd
Current assignee: Suzhou Pica Aluminum Industry Co Ltd
Priority date: 2020-12-21
Filing date: 2020-12-21
Publication date: 2021-11-02
Anticipated expiration: 2030-12-21

Abstract

A pillar structure with a sliding type folding armrest comprises a pillar, an armrest, a first armrest seat and a locking piece. The first armrest seat is positioned on the pillar, a slide way is arranged on the first armrest seat, and the length direction of the slide way is parallel to the length direction of the pillar. The handrail comprises a handrail body and a connecting rod, and the handrail body is connected to the connecting rod in a positioning mode. The connecting rod is arranged in the slideway of the first armrest seat in a penetrating way, and the connecting rod is in sliding fit with the slideway along the length direction of the slideway and is in rotating fit with the slideway in the circumferential direction of the slideway. The handrail has two states of folding and extending, and under the extending state, the handrail rotates relative to the pillar to be opened, and slides upwards relative to the pillar to be in an extending state. The locking piece is used for locking the handrail in the folded and extended states so as to position the handrail relative to the support post. The handrail of the utility model has two working states of folding and extending, wherein the folding state is favorable for storage, saves space and is favorable for transportation; the extended state can facilitate the user to grasp the handrail smoothly, and is safe and reliable.

Description

Take pillar structure of folding handrail of slidingtype

Technical Field

The utility model relates to a ladder, scaffold frame, operation panel, all kinds of operation appurtenance such as workstation, in particular to take the pillar of handrail for on this kind of instrument.

Background

Tools used in climbing operations such as ladders and scaffolding are a very common type of tool in all industries and in our daily lives. Such climbing devices are provided with struts, also called support legs, for supporting the weight, and usually with pedals between the struts.

When the climbing device is used for climbing, particularly when a user climbs to the upper pedal, the user needs to grab surrounding articles for stabilizing. However, due to environmental restrictions, the surrounding area is not provided with suitable articles for the user to grasp and stabilize each time the operation is performed. Therefore, when the user uses the ascending device, especially when the user steps on the high-rise pedal, serious potential safety hazard exists. In order to solve the problem, handrails are arranged on a support of the climbing device, and some handrails can be rotated and folded to be convenient for storage, but cannot move up and down. Therefore, when a user steps on the high-rise pedal, the height of the handrail cannot meet the gripping requirement of the user, and the handrail cannot be used, so that potential safety hazards exist.

In view of this, the present invention provides a pillar structure for a climbing device, which has a vertically slidable handrail, and is safe, reliable and easy to store.

Disclosure of Invention

The utility model provides a take pillar structure of folding handrail of slidingtype, when its purpose will solve current user and climb on the high-rise footboard of the utensil of ascending a height, do not have article to snatch to hold up steadily, have the technical problem of serious potential safety hazard.

In order to achieve the above purpose, the utility model adopts the technical scheme that:

a pillar structure with a sliding type folding armrest comprises a pillar, an armrest, a first armrest seat and a locking piece.

The first armrest seat is positioned on the pillar; the first armrest seat is provided with a slideway which is through in the length direction, the length direction of the slideway is parallel to the length direction of the pillar or forms an included angle, and the included angle is an acute angle.

The handrail comprises a handrail body and a connecting rod, and the handrail body is connected to the connecting rod in a positioning mode.

The connecting rod wears to locate in the first handrail seat in the slide, and the connecting rod is along the length direction and the slide sliding fit of slide, in the circumference and the slide normal running fit of slide simultaneously.

The handrail has two working states of folding and extending, and under the working state of extending, the handrail rotates relative to the pillar to be opened, and slides upwards relative to the pillar to be in an extending shape.

The locking piece is used for locking the handrail in the folded and extended states, so that the handrail is positioned relative to the support.

The relevant content in the above technical solution is explained as follows:

1. in the above scheme, the slide way can be a slide pipe, a slide groove or a through hole, and the connecting rod can rotate and slide in the slide pipe, the slide groove or the through hole.

2. In the above scheme, the length direction of the slide way is parallel to the length direction of the pillar or forms an included angle, and the included angle is smaller than 90 degrees. The length direction of the slide is preferably parallel to the length direction of the support, and the linear reciprocating motion direction of the handrail is parallel to the length direction of the support; if the length direction of the slide way and the length direction of the support post form an included angle, the linear reciprocating motion direction of the handrail is inclined relative to the support post, the included angle is an acute angle, generally about 5 degrees, and the handrail can slide obliquely upwards.

3. In the above scheme, the handrail body is connected to the connecting rod in a positioning manner, and slides in the slide way through the connecting rod, so that the handrail body is driven to slide relative to the support post, and the connecting rod rotates in the slide way to drive the handrail body to rotate relative to the support post. The handrail body is held by a user, and can be of a rod-shaped structure, a plate-shaped structure and the like.

4. In the above scheme, the connecting rod is arranged in the slide way in the first armrest seat in a penetrating manner, and the connecting rod is in sliding fit with the slide way along the length direction of the slide way and is in rotating fit with the slide way in the circumferential direction of the slide way. The connecting rod is in sliding fit with the slideway along the length direction of the slideway, and the connecting rod makes linear reciprocating motion relative to the slideway, so that the handrail body is driven to make linear reciprocating motion relative to the supporting column.

5. In the above scheme, the armrest has two working states of folding and extending, and in the extending working state, the armrest is opened relative to the rotating support column and slides upwards relative to the support column to form an extending shape. When the user used the utensil of ascending a height, when climbing the footboard of upper strata, the handrail was fixed a position through sliding, and the locking piece that combines again can upwards extend the location with the handrail for the pillar, is located the user side, and the handrail can be grabbed smoothly to the user, and is more safe and reliable.

6. In the above scheme, the locking piece is used for locking the folding and extending handrails respectively, and the folding and extending handrails are locked, so that the folding and extending handrails are convenient to store, the space is saved, and the transportation of the climbing device is facilitated. The handrail is locked in the extending state, which is beneficial for a user to stabilize the handrail and provides the safety performance of the handrail. In the extended state, a plurality of extended positions of the armrest may be locked as needed for use. When the armrest needs to be rotated or slid, the locking member is unlocked.

7. In the above scheme, the slide has a sleeve-shaped main body.

8. In the above scheme, the handrail body is of a curved rod structure and is spliced with the connecting rod to form an oval shape.

9. In the above aspect, the locking member is positioned on the first armrest seat.

10. In the above scheme, the locking piece comprises a locking needle, a locking needle seat and a spring, and the locking needle is bent to form a locking head section, a traction handle section and a locking tail section in sequence; the spring is sleeved on the locking tail section, one end of the spring is abutted to be positioned on the locking tail section, and the other end of the spring is abutted to be positioned on the lock needle seat.

The connecting rod is provided with a first locking hole and a second locking hole, and the locking head section is inserted into the first positioning hole in the folding state of the handrail; in the extended state of the armrest, the locking head section is inserted into the second positioning hole; the traction handle section drives the locking head section to retract so as to unlock the first positioning hole or the second positioning hole by the locking head section.

When the handrail is folded, the locking head section is inserted into the first positioning hole to realize the locking of the handrail. When the handrail needs to be used, a user pulls the traction handle section, the traction handle section drives the locking head section to retract, and the locking head section is pulled out from the first positioning hole to realize unlocking. And then the handrail is opened, the handrail is slid, when the handrail slides to a required position, the user releases the traction handle section, and the traction handle section is inserted into the second positioning hole, so that the handrail is locked in an extending state.

Besides, the locking piece can also adopt a lock pin to match with the structure of the opening on the handrail; fasteners such as screws, studs and the like can also be selected; other locking members such as clips, snaps, etc. may also be used.

10. In the above scheme, the structure further comprises a second armrest seat, and the second armrest seat is provided with a slot; the connecting rod is provided with a bulge, and the bulge is inserted into the slot in the extending state of the handrail. The user can realize quick location to the target extended position through inserting this arch in the slot, and is easy and simple to handle high-efficient.

11. In the above scheme, the connecting rod is connected with a limiting piece, and the limiting piece abuts against the upper end of the first armrest seat in the folded state of the armrest. The limit piece is arranged to realize quick positioning to the folding state.

12. In the scheme, the pillar structure has wide application range and is suitable for ascending devices such as ladders, scaffolds, operation platforms and workbenches.

The utility model discloses theory of operation and advantage as follows:

the utility model discloses set up first handrail seat on the pillar to set up the slide on first handrail seat. The handrail comprises a handrail body and a connecting rod, the handrail body is connected to the connecting rod in a positioning mode, the connecting rod linearly and reciprocally slides in the slide way, so that the handrail body is driven to linearly and reciprocally slide relative to the supporting column, and the connecting rod rotates in the slide way to drive the handrail body to rotate relative to the supporting column.

The utility model discloses a handrail has and folds up and extends two operating condition to reach the handrail through the locking piece and fix a position relative to the pillar respectively under these two states. The folding state of the handrail is beneficial to storage, saves space and is beneficial to transporting the climbing device. The extending state of handrail, the user state of being the handrail in essence, when the user used the utensil of ascending a height, when the footboard of climbing the upper strata, the handrail was through sliding, combines the locking piece to fix a position again, can upwards extend the location with the handrail for the pillar, is located the user side of one's body, and the handrail can be grabbed smoothly to the user, and is more safe and reliable.

Drawings

Fig. 1 is a schematic perspective view of an extended armrest according to an embodiment of the present invention;

fig. 2 is a schematic view of a three-dimensional structure of a handrail in a folded state according to an embodiment of the present invention;

fig. 3 is a schematic view of a three-dimensional structure of the armrest in an open state according to the embodiment of the present invention;

fig. 4 is a schematic side view of the armrest according to the embodiment of the present invention in an extended state;

fig. 5 is a schematic side view of the armrest of the embodiment of the present invention in a folded state;

FIG. 6 is an exploded view of a linkage and locking element according to an embodiment of the present invention;

FIG. 7 is a schematic cross-sectional view of a first armrest seat according to an embodiment of the present invention;

FIG. 8 is a cross-sectional view of a locking member in a locked position according to an embodiment of the present invention;

fig. 9 is a schematic cross-sectional view of a locking member according to an embodiment of the present invention in a locked state.

In the above drawings: 1. a pillar; 2. a handrail; 3. a first armrest seat; 4. a slideway; 5. a connecting rod; 6. locking the needle; 7. a lock pin seat; 8. a spring; 9. locking the head section; 10. a traction handle section; 11. locking the tail section; 12. a first positioning hole; 13. a second positioning hole; 14. a second armrest seat; 15. a slot; 16. a protrusion; 17. a limiting member; 18. stepping; 19. a grab rail.

Detailed Description

The invention will be further described with reference to the following drawings and examples:

example (b): take pillar structure of folding handrail of slidingtype

Referring to fig. 1 to 5, the structure includes a pillar 1, a handle 2, a first handle seat 3, a locking member, and a second handle seat 14.

The first armrest seat 3 is positioned on the pillar 1; referring to fig. 7, a slide way 4 penetrating in the length direction is disposed on the first armrest seat 3, and the length direction of the slide way 4 is parallel to the length direction of the pillar 1. The slideway 4 has a sleeve-shaped body.

The handrail 2 comprises a handrail body and a connecting rod 5, and the handrail body is positioned and connected on the connecting rod 5; in this embodiment, the armrest body is an armrest rod 19, which has a curved rod structure and is spliced with the connecting rod 5 to form an oval shape. The connecting rod 5 is provided with a first positioning hole 12 and a second positioning hole 13. The connecting rod 5 is provided with a bulge 16. The connecting rod 5 is connected with a limiting piece 17.

The second armrest seat 14 is provided with a slot 15.

The connecting rod 5 is arranged in the slide 4 in the first armrest seat 3 in a penetrating manner, and the connecting rod 5 is in sliding fit with the slide 4 along the length direction of the slide 4 and is in running fit with the slide 4 in the circumferential direction of the slide 4.

The handrail 2 has two working states of folding and extending, and in the extending working state, the handrail 2 rotates and opens relative to the pillar 1, and slides upwards relative to the pillar 1 to form an extending shape.

The locking member is used for locking the handrail 2 in the folded and extended state, so that the handrail 2 is positioned relative to the support post 1. The locking member is positioned on the first armrest seat 3. The locking piece of the utility model adopts a locking needle structure, as shown in the attached figure 6, the locking piece comprises a locking needle 6, a locking needle seat 7 and a spring 8, and the locking needle 6 is bent to form a locking head section 9, a traction handle section 10 and a locking tail section 11 in turn; spring 8 cover is established on locking tail section 11, and spring 8's one end is supported and is leaned on and be positioned locking tail section 11, and spring 8's the other end supports and leans on and be positioned lock needle file 7. Referring to fig. 8, the locking state of the locking pin structure is shown, and referring to fig. 9, the unlocking state of the locking pin structure is shown.

Referring to fig. 2 and 5, the handrail 2 is in a folded state. The locking head section 9 is inserted into the first positioning hole 12. When the handrail 2 needs to be used, a user pulls the pulling handle section 10 outwards, and the pulling handle section 10 drives the locking head section 9 to retract, so that the locking head section 9 is pulled out of the first positioning hole 12, and unlocking is achieved. The armrest 2 is then pivoted open, see fig. 3. The user pushes the handle 2 upwards again until the protrusion 16 is inserted into the slot 15, as shown in fig. 1 and 4, and the user releases the pull handle segment 10 to pull the locking head segment 9 into the second positioning hole 13, and enters the locking state for the extended state of the handle 2.

When the handrail 2 is used, the user pulls the pulling handle section 10 outwards, and the pulling handle section 10 drives the locking head section 9 to retract, so that the locking head section 9 is pulled out of the second positioning hole 13, and unlocking is achieved. The user pushes the armrest 2 downwards again until the limit piece 17 abuts against the upper end of the first armrest seat 3. Then the folding handrail 2 is rotated, the user releases the pulling handle section 10, the locking head section 9 is inserted into the first positioning hole 12, and the locking state is achieved.

Other embodiments and structural changes of the present invention are described below as follows:

1. in the above embodiment, the length direction of the slide is parallel to the length direction of the pillar, the utility model discloses but not limited to this, the length direction of slide and the length direction of pillar also can be the contained angle, and this contained angle is the acute angle, usually about 5 degrees, then the direction of handrail straight reciprocating motion is the slant action for the pillar.

2. In the above embodiments, the locking member is a locking pin structure, but the present invention is not limited to this, and the locking member may also be a locking pin, which is matched with the structure of the opening on the armrest; fasteners such as screws, studs and the like can also be selected; other locking members such as clips, snaps, etc. may also be used.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims

1. The utility model provides a take pillar structure of folding handrail of slidingtype which characterized in that: the structure comprises a support column (1), an armrest (2), a first armrest seat (3) and a locking piece;

the first armrest seat (3) is positioned on the pillar (1); the first armrest seat (3) is provided with a slide way (4) which is through in the length direction, the length direction of the slide way (4) is parallel to the length direction of the strut (1) or forms an included angle, and the included angle is an acute angle;

the handrail (2) comprises a handrail body and a connecting rod (5), and the handrail body is positioned and connected on the connecting rod (5);

the connecting rod (5) penetrates through the slide way (4) in the first armrest seat (3), and the connecting rod (5) is in sliding fit with the slide way (4) along the length direction of the slide way (4) and is in rotating fit with the slide way (4) in the circumferential direction of the slide way (4);

the handrail (2) has two working states of folding and extending, and in the extending working state, the handrail (2) rotates and opens relative to the support post (1) and slides upwards relative to the support post (1) to form an extending shape;

the locking piece is used for locking the handrail (2) in the folded and extended states, so that the handrail (2) is positioned relative to the support column (1).

2. The pillar structure with a slide-type folding handrail of claim 1, wherein: the slideway (4) has a sleeve-shaped main body.

3. The pillar structure with a slide-type folding handrail of claim 1, wherein: the handrail body is of a bent rod structure and is spliced with the connecting rod (5) to form an oval.

4. The pillar structure with a slide-type folding handrail of claim 1, wherein: the locking piece is positioned on the first armrest seat (3).

5. The pillar structure with a slide-type folding handrail of claim 1, wherein: the locking piece comprises a locking needle (6), a locking needle seat (7) and a spring (8), wherein the locking needle (6) is bent to form a locking head section (9), a traction handle section (10) and a locking tail section (11) in sequence; the spring (8) is sleeved on the locking tail section (11), one end of the spring (8) abuts against and is positioned on the locking tail section (11), and the other end of the spring (8) abuts against and is positioned on the lock needle seat (7);

a first positioning hole (12) and a second positioning hole (13) are formed in the connecting rod (5), and the locking head section (9) is inserted into the first positioning hole (12) in the folded state of the handrail (2); in the extended state of the armrest (2), the locking head section (9) is inserted into the second positioning hole (13); the traction handle section (10) drives the locking head section (9) to retract so as to unlock the first positioning hole (12) or the second positioning hole (13) by the locking head section (9).

6. The pillar structure with a slide-type folding handrail of claim 1, wherein: the structure also comprises a second armrest seat (14), and the second armrest seat (14) is provided with a slot (15);

the connecting rod (5) is provided with a bulge (16), and the bulge (16) is inserted into the slot (15) in the extending state of the handrail (2).

7. The pillar structure with a slide-type folding handrail of claim 1, wherein: the connecting rod (5) is connected with a limiting piece (17), and the limiting piece (17) is abutted against the upper end of the first armrest seat (3) in the folding state of the armrest (2).