CN211598488U - Pull type ladder - Google Patents
Pull type ladder Download PDFInfo
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- CN211598488U CN211598488U CN201922389013.3U CN201922389013U CN211598488U CN 211598488 U CN211598488 U CN 211598488U CN 201922389013 U CN201922389013 U CN 201922389013U CN 211598488 U CN211598488 U CN 211598488U
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- support
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Abstract
The utility model discloses a pull formula ladder, which comprises a bracket, the inside of support has been seted up and has been accomodate the spout, the avris position movable mounting of the outside upper end of support has the bolt, the inside movable mounting who accomodates the spout has ladder body frame, the avris position fixed mounting of ladder body frame one side bottom has the sliding block, the inside position movable mounting of ladder body frame opposite side has the second grade to support the connecting axle, ladder body frame supports mutual swing joint between connecting axle and the lower step board through the second grade, the intermediate position fixed mounting in the lower step board upper end outside has the firm balancing weight in location. This pull formula ladder combines the problem that prior art exists to carry out great degree optimization improvement to overall structure, through with global design for can use through the pull with the portable structure of installation, has effectively promoted holistic result of use and working property of this ladder in the in-service use, has effectively richened holistic use functionality, has enlarged holistic application scope.
Description
Technical Field
The utility model relates to a ladder technical field specifically is a pull formula ladder.
Background
Ladder, daily life apparatus, this instrument are done the limit by two long thick poles, and the horizontal pole that is fit for the climbing is crossed in the middle of for climb, the ladder divide into lift single ladder and lift double ladder.
Common ladder types are many, but most have because space restriction, ordinary ladder occupation space is big, the maintenance is complicated, use factors such as inconvenient, have caused the unable rational utilization of vehicle space to holistic result of use and working property are comparatively general, and the narrower shortcoming of whole application scope.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a pull formula ladder to propose easily from the hand landing in solving above-mentioned background, waterproof performance is poor, uses inconvenient problem.
In order to achieve the above object, the utility model provides a following technical scheme: a pull-out ladder comprises a bracket, wherein a containing chute is arranged inside the bracket, a bolt is movably arranged at the side position of the outer upper end of the bracket, a ladder body frame is movably arranged in the containing chute, a sliding block is fixedly arranged at the side position of the bottom of one side of the ladder body frame, the ladder body frame is movably connected with the inner part of the containing chute through a sliding block, a primary supporting connecting shaft is transversely and movably arranged between the ladder body frame and the sliding block, the ladder body frame is movably connected with the sliding block through a primary supporting connecting shaft, the upper end position outside the ladder body frame is movably arranged, the inside position movable mounting of ladder body frame opposite side has the second grade to support the connecting axle, ladder body frame supports mutual swing joint between connecting axle and the lower step board through the second grade, the intermediate position fixed mounting in the lower step board upper end outside has the firm balancing weight of location.
Preferably, the two same-specification sliding blocks are symmetrically and fixedly arranged on two sides of the bottom connecting support plate of the whole support, the specifications in the grooves of the containing sliding grooves are matched with the specifications outside the sliding blocks, and the two same-specification sliding blocks are symmetrically and movably arranged in the two containing sliding grooves.
Preferably, a circular through hole matched with the outer diameter of the bolt is formed in one side of the upper end of the outer portion of the support, and the ladder body is erected between the inner sides of the two sliding blocks and takes a primary supporting connecting shaft as a rotating center.
Preferably, the whole rigid rod body structure that has the right angle and bends in the outside of ladder body frame, and ladder body frame support connecting axle whole hollow frame structure for the bottom confined at one-level, lower ladder plate is whole to be rectangular plate body structure in ladder body frame inside.
Preferably, the whole ladder board that descends uses the second grade to support the connecting axle as rotation center inside the ladder body frame, and fixes a position the whole heavy metal material that adopts of firm balancing weight to with mutual seamless connection between the ladder board bottom.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the overall structure of the pull-out ladder is optimized and improved to a greater extent by combining the problems in the prior art, and the overall use effect and the working performance of the ladder are effectively improved in practical application and use by designing the overall structure into a portable structure capable of being used and installed through pulling, so that the overall use functionality of the ladder is effectively enriched;
2. this pull formula ladder through having add down the step board, reduces the restriction that self structure exists, has effectively enlarged holistic application scope on having promoted whole comprehensive usability's basis.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of a side receiving structure of the present invention;
FIG. 3 is a schematic structural view of the utility model in a side-extracted state;
fig. 4 is a bottom schematic view of the bracket of the present invention;
in the figure: 1. a support; 2. a storage chute; 3. a bolt; 4. a ladder body frame; 5. a slider; 6. a primary support connecting shaft; 7. descending a stair board; 8. a secondary support connecting shaft; 9. positioning and stabilizing the balancing weight; 10. the bottom is connected with a support plate.
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.
Referring to fig. 1-4, the present invention provides a technical solution: a pull-out ladder comprises a support 1, a containing chute 2, a bolt 3, a ladder body frame 4, a sliding block 5, a primary supporting connecting shaft 6, a lower ladder plate 7, a secondary supporting connecting shaft 8 and a positioning and stabilizing balancing weight 9, wherein the containing chute 2 is arranged in the support 1, the bolt 3 is movably arranged at the lateral side position of the upper end of the outer part of the support 1, the ladder body frame 4 is movably arranged in the containing chute 2, the sliding block 5 is fixedly arranged at the lateral side position of the bottom of one side of the ladder body frame 4, the ladder body frame 4 is movably connected with the inside of the containing chute 2 through the sliding block 5, the primary supporting connecting shaft 6 is transversely movably arranged between the ladder body frame 4 and the sliding block 5, the ladder body frame 4 is movably connected with the sliding block 5 through the primary supporting connecting shaft 6, the upper end position of the outer part of the ladder body frame 4 is movably arranged, the ladder body frame 4 is movably connected with a lower ladder plate 7 through a secondary support connecting shaft 8, a positioning and stabilizing balancing weight 9 is fixedly arranged in the middle of the outer side of the upper end of the lower ladder plate 7, and a bottom connecting support plate 10 is fixedly arranged at the bottom of the inner side of the support 1;
furthermore, two of the support 1 are symmetrically and fixedly arranged on two sides of the bottom connecting support plate 10, the specifications of the inner part of each accommodating sliding groove 2 are matched with the specifications of the outer part of each sliding block 5, and the sliding blocks 5 are symmetrically and movably arranged in the two accommodating sliding grooves 2 and are provided with the same specifications, so that the reasonable stability of the overall structure of the ladder is effectively ensured;
furthermore, a circular through hole matched with the outer diameter of the bolt 3 is formed in one side of the outer upper end of the support 1, and the ladder body frame 4 takes the primary supporting connecting shaft 6 as a rotating center between the inner sides of the two sliding blocks 5, so that the use effect and the working performance of the whole ladder are effectively improved;
furthermore, the whole ladder body frame 4 is of a rigid rod body structure with right-angled bends on the outer side, the whole ladder body frame 4 is of a hollow frame structure with a closed bottom at the primary supporting connecting shaft 6, and the whole lower ladder plate 7 is of a rectangular plate body structure inside the ladder body frame 4, so that the use functionality of the whole ladder body frame is effectively enriched;
further, the lower ladder plate 7 is integrally supported by the second-stage supporting connecting shaft 8 as a rotating center inside the ladder body frame 4, the positioning and stabilizing balancing weight 9 is integrally made of heavy metal materials and is in seamless connection with the bottom of the lower ladder plate 7, and the whole application range is effectively enlarged on the basis of improving the overall comprehensive use performance.
The working principle is as follows: when the device is used, the support 1 can be stably fixed at a designated working position through an external tool, the support 1 can be fixed on any cross beam, the lower step plate 7 can slide in the containing chute 2 through the corresponding fit relation between the sliding block 5 and the containing chute 2, and the lower step plate 7 can be lifted up to be pushed into the containing chute 2 and fixed by the bolt 3 when the device is not used; can loosen bolt 3 during the use, take out and put down from accomodating spout 2 ladder board 7 down, this ladder simple to operate is convenient for hide, and stability is good, has effectively enlarged holistic application scope on the basis that has promoted whole comprehensive usability.
It should be finally noted that the above only serves to illustrate the technical solution of the present invention, and not to limit the scope of the present invention, and that simple modifications or equivalent replacements performed by those skilled in the art to the technical solution of the present invention do not depart from the spirit and scope of the technical solution of the present invention.
Claims (5)
1. A pull type ladder comprises a support and is characterized in that: the inside of the bracket is provided with a receiving chute, the side position of the upper end outside the bracket is movably provided with a bolt, a ladder body frame is movably arranged in the containing chute, a sliding block is fixedly arranged at the side position of the bottom of one side of the ladder body frame, the ladder body frame is movably connected with the inner part of the containing chute through a sliding block, a primary supporting connecting shaft is transversely and movably arranged between the ladder body frame and the sliding block, the ladder body frame is movably connected with the sliding block through a primary supporting connecting shaft, the upper end position outside the ladder body frame is movably arranged, a secondary supporting connecting shaft is movably arranged at the inner position of the other side of the ladder body frame, the ladder body frame is movably connected with the lower ladder plate through the secondary supporting connecting shaft, the middle position of the outer side of the upper end of the lower ladder plate is fixedly provided with a positioning and stabilizing balancing weight, and the bottom position of the inner side of the support is fixedly provided with a bottom connecting support plate.
2. A pull ladder as set forth in claim 1, wherein: the two sides of the support plate are symmetrically and fixedly provided with two sliding blocks, the specifications of the sliding blocks are identical to those of the sliding blocks, and the sliding blocks are symmetrically and movably provided with two sliding blocks, the specifications of which are identical, in the two sliding grooves.
3. A pull ladder as set forth in claim 1, wherein: a circular through hole matched with the outer diameter of the bolt is formed in one side of the upper end of the outer portion of the support, and the ladder body is erected between the inner sides of the two sliding blocks and takes a primary supporting connecting shaft as a rotating center.
4. A pull ladder as set forth in claim 1, wherein: the whole rigid rod body structure that has the right angle and bends in the outside of ladder body frame, and ladder body frame support connecting axle whole be bottom confined hollow frame structure in one-level, the whole rectangular plate body structure that is in ladder body frame inside of lower step board.
5. A pull ladder as set forth in claim 1, wherein: the whole ladder board that goes down uses the second grade to support the connecting axle as rotation center inside the ladder body frame, and fixes a position firm balancing weight and wholly adopts the heavy metal material to with mutual seamless connection between the ladder board bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922389013.3U CN211598488U (en) | 2019-12-26 | 2019-12-26 | Pull type ladder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922389013.3U CN211598488U (en) | 2019-12-26 | 2019-12-26 | Pull type ladder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211598488U true CN211598488U (en) | 2020-09-29 |
Family
ID=72596217
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922389013.3U Active CN211598488U (en) | 2019-12-26 | 2019-12-26 | Pull type ladder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211598488U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112459139A (en) * | 2020-11-19 | 2021-03-09 | 河南日盛综合检测有限公司 | Pile foundation static load test counter weight mobile device |
| CN112609915A (en) * | 2020-12-08 | 2021-04-06 | 温州堡司家具科技有限公司 | Loft staircase convenient to narrow and small space is accomodate |
-
2019
- 2019-12-26 CN CN201922389013.3U patent/CN211598488U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112459139A (en) * | 2020-11-19 | 2021-03-09 | 河南日盛综合检测有限公司 | Pile foundation static load test counter weight mobile device |
| CN112609915A (en) * | 2020-12-08 | 2021-04-06 | 温州堡司家具科技有限公司 | Loft staircase convenient to narrow and small space is accomodate |
| CN112609915B (en) * | 2020-12-08 | 2022-01-11 | 江苏中腾石英材料科技股份有限公司 | Loft staircase convenient to narrow and small space is accomodate |
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