CN221194932U - A hinged connection piece for a folding ladder - Google Patents
A hinged connection piece for a folding ladder Download PDFInfo
- Publication number
- CN221194932U CN221194932U CN202323228663.2U CN202323228663U CN221194932U CN 221194932 U CN221194932 U CN 221194932U CN 202323228663 U CN202323228663 U CN 202323228663U CN 221194932 U CN221194932 U CN 221194932U
- Authority
- CN
- China
- Prior art keywords
- articulated connection
- connection seat
- ladder
- articulated
- hinged
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
本实用新型涉及梯子用铰接件技术领域，公开了一种折叠式梯子的铰接连接件，包括第一铰接连接座、第二铰接连接座、第三铰接连接座和第四铰接连接座，所述第一铰接连接座和第三铰接连接座后端外壁的下部均固定连接有第一连接柱，所述第一连接柱后端外壁的中部均固定连接有连接杆。本实用新型中，该梯子用铰接连接件整体结构简单合理，便于工作人员的加工，同时便于工作人员的拆分工作，当铰接件的一个部件出现生锈或者磨损时，便于工作人员对单一部件的更换工作，避免了对铰接件的整体更换，进而保证了折叠梯子使用安全性的同时，也降低了使用开销，大大提高了其实用性能。
The utility model relates to the technical field of hinged parts for ladders, and discloses an articulated connector for a folding ladder, including a first articulated connector, a second articulated connector, a third articulated connector, and a fourth articulated connector, wherein the lower parts of the rear end outer walls of the first articulated connector and the third articulated connector are fixedly connected with a first connecting column, and the middle parts of the rear end outer walls of the first connecting column are fixedly connected with a connecting rod. In the utility model, the overall structure of the articulated connector for the ladder is simple and reasonable, which is convenient for the processing and disassembly of the staff. When a part of the articulated part is rusted or worn, it is convenient for the staff to replace the single part, avoiding the overall replacement of the articulated part, thereby ensuring the safety of the folding ladder, reducing the use cost, and greatly improving its practical performance.
Description
Technical Field
The utility model relates to the technical field of hinging parts for ladders, in particular to a hinging connecting part of a folding ladder.
Background
Folding ladders are a common portable ladder that is convenient for people's home use, office use, business use, construction use, etc., and in the course of folding ladder use, the hinged connection is a very important connection structure that is a device that allows the connection to rotate on one or more planes, which can provide enhanced connection stability and reliability of folding ladders, while folding ladder hinges allow the ladder to be fully deployed when in use, and compactly closed when not in use, facilitating storage and portability. The hinges are typically made of a strong metallic material to ensure structural stability and reliability of the ladder.
The hinge of traditional folding ladder usually can not conveniently dismantle, its mostly adopts permanent welded or fixed connection mode for the expansion section of ladder can't separate alone when using, and then when this folding ladder is when building construction, because the special environment in building site, ladder hinge receives sewage or rainwater's influence easily, and then rust easily, result in folding ladder to appear loose and the development of the infirm phenomenon of connection when using, staff's safety has been influenced greatly, traditional folding ladder hinge is inconvenient to carry out solitary dismantlement, maintenance and change to the spare part that appears rusting simultaneously, when the hinge appears rusting damage phenomenon, need carry out whole change to the hinge, and then improved use cost, for this reason, the urgent need carries out technological improvement.
Disclosure of utility model
The utility model aims to solve the defects in the prior art, and provides the hinge connecting piece for the folding ladder, compared with the hinge connecting piece for the existing ladder, the hinge connecting piece for the ladder has a simple and reasonable integral structure, is convenient for processing of workers, is convenient for splitting work of the workers, is convenient for the workers to replace a single part when one part of the hinge piece is rusted or worn, avoids integral replacement of the hinge piece, further ensures the use safety of the folding ladder, reduces the use cost and greatly improves the practical performance.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the novel ladder comprises a first hinged connecting seat, a second hinged connecting seat, a third hinged connecting seat and a fourth hinged connecting seat, wherein the lower parts of the outer walls of the rear ends of the first hinged connecting seat and the third hinged connecting seat are fixedly connected with a first connecting column, the middle parts of the outer walls of the rear ends of the first connecting column are fixedly connected with connecting rods, the lower parts of the outer walls of the front ends of the second hinged connecting seat and the fourth hinged connecting seat are fixedly connected with a second connecting column, and the outer walls of the connecting rods are sleeved with ladder bodies;
The middle parts of the outer walls of one side of the first hinged connecting seat and the second hinged connecting seat are fixedly connected with mounting plates, one sides of the third hinged connecting seat and the fourth hinged connecting seat, which are close to the mounting plates, are provided with mounting grooves, and the mounting plates are in clamping fit with the mounting grooves;
Through above-mentioned technical scheme, through inserting the connecting rod with the upper end of ladder body, make the spacing ring rotate in the inside of spacing groove, make the second spliced pole be close to the connecting rod again, the locating pin will cooperate with locating hole joint this moment, the first fixing bolt of rethread carries out the screw fixation, and then the purpose of location ladder body, make the ladder body avoid appearing the phenomenon that drops in the in-process of using, the staff of being convenient for simultaneously is to the split work of ladder and ladder articulated elements, the staff of being convenient for is to the transportation work of ladder.
Further, the outer walls of the upper part of the front end of the ladder body are provided with limit grooves, the outer walls of the rear end of the first connecting column are fixedly connected with limit rings, and the limit rings are rotationally connected in the limit grooves;
Through above-mentioned technical scheme, through the inside rotation of spacing ring at the spacing groove, can make folding ladder by spacing when angle regulation, be difficult for appearing rocking phenomenon, also make the ladder more smooth when angle regulation simultaneously.
Further, the mounting plate is respectively connected with the third hinged connecting seat and the fourth hinged connecting seat through second fixing bolts in a threaded manner;
Through above-mentioned technical scheme, can be convenient for the staff adjust the mounting panel in the inside position of mounting groove through second fixing bolt threaded connection, and then reach nimble purpose of adjusting first articulated connecting seat and second articulated connecting seat and third articulated connecting seat and fourth articulated connecting seat apart from the position, for the installation work of not equidimension ladder roof brings convenience.
Further, the outer walls of the rear ends of the connecting rods are provided with a plurality of positioning holes, the outer walls of the front ends of the second connecting columns are fixedly connected with a plurality of positioning pins, and the positioning pins are in clamping fit with the positioning holes;
Through above-mentioned technical scheme, through locating pin and locating hole joint cooperation, stability and fastness when can improving second spliced pole and connecting rod connection make the connecting rod avoid appearing rocking the phenomenon.
Further, a plurality of tread grooves are formed in the middle of the ladder body.
Further, cushion blocks are fixedly connected to the upper surfaces of the first hinge connecting seat, the second hinge connecting seat, the third hinge connecting seat and the fourth hinge connecting seat, and a ladder top plate is arranged at the upper end of each cushion block;
Through above-mentioned technical scheme, can improve the fastness of ladder roof when the installation through the cushion.
Further, the ladder top plate is in threaded connection with the cushion block, the first hinged connecting seat, the second hinged connecting seat, the third hinged connecting seat and the fourth hinged connecting seat through a third fixing bolt.
Further, the second hinge connecting seat and the fourth hinge connecting seat are in threaded connection with the connecting rod through the first fixing bolt.
The utility model has the following beneficial effects:
1. Compared with the existing hinged connecting piece for the ladder, the hinged connecting piece for the ladder provided by the utility model has the advantages that the upper end of the ladder body is inserted into the connecting rod, so that the limiting ring rotates in the limiting groove, the second connecting column is close to the connecting rod, the locating pin is clamped and matched with the locating hole, and the first fixing bolt is used for threaded fixation, so that the purpose of locating the ladder body is achieved, the falling phenomenon of the ladder body is avoided in the using process, meanwhile, the detachment work of the ladder and the ladder hinged piece by workers is facilitated, and the transportation work of the ladder by the workers is facilitated.
2. Compared with the existing hinged connection piece for the ladder, the hinged connection piece for the ladder provided by the utility model has the advantages that the position of the mounting plate in the mounting groove is controlled to achieve the function of controlling the positions of the third hinged connection seat and the fourth hinged connection seat, and then the second fixed bolt is used for fixing, so that convenience is brought to the installation of ladder top plates with different sizes for workers, the flexibility of the hinged connection piece for the ladder is improved, and convenience is brought to the actual use of the workers.
3. Compared with the existing hinged connecting piece for the ladder, the hinged connecting piece for the ladder is simple and reasonable in overall structure, convenient for workers to process, and convenient for workers to detach and work.
Drawings
FIG. 1 is an isometric view of a hinge connection of a folding ladder in accordance with the present utility model;
FIG. 2 is a top view in elevation of a hinged connection of a folding ladder in accordance with the present utility model;
FIG. 3 is a schematic view of the structure of the upper end connector of the ladder body in the hinge connector of the folding ladder according to the present utility model;
FIG. 4 is a schematic view of a structure of a roof of a folding ladder with hinged connections according to the present utility model;
Fig. 5 is a schematic structural view of a ladder body of a hinge connector of a folding ladder according to the present utility model.
Legend description:
1. A first hinged connection; 2. a second hinged connection; 3. a first connection post; 4. a connecting rod; 5. a second connection post; 6. a positioning pin; 7. positioning holes; 8. a first fixing bolt; 9. a mounting plate; 10. a third hinged connection; 11. a fourth hinged connection; 12. a mounting groove; 13. a second fixing bolt; 14. a ladder body; 15. a limit groove; 16. a limiting ring; 17. a pedal groove; 18. a cushion block; 19. a ladder top plate; 20. and a third fixing bolt.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-5, one embodiment provided by the present utility model is: the novel ladder comprises a first hinged connecting seat 1, a second hinged connecting seat 2, a third hinged connecting seat 10 and a fourth hinged connecting seat 11, wherein the lower parts of the outer walls of the rear ends of the first hinged connecting seat 1 and the third hinged connecting seat 10 are fixedly connected with a first connecting column 3, the middle parts of the outer walls of the rear ends of the first connecting column 3 are fixedly connected with a connecting rod 4, the lower parts of the outer walls of the front ends of the second hinged connecting seat 2 and the fourth hinged connecting seat 11 are fixedly connected with a second connecting column 5, the outer walls of the connecting rod 4 are sleeved with a ladder body 14, the outer walls of the upper parts of the front ends of the ladder body 14 are provided with limiting grooves 15, the outer walls of the rear ends of the first connecting column 3 are fixedly connected with limiting rings 16, the limiting rings 16 are rotationally connected in the limiting grooves 15, the folding ladder is limited in the adjusting angle through the limiting rings 16, the phenomenon of shaking is not easy to occur, and meanwhile the ladder is smoother in the adjusting angle;
The middle parts of the outer walls of one side of the first hinge connecting seat 1 and the second hinge connecting seat 2 are fixedly connected with a mounting plate 9, one side, close to the mounting plate 9, of the third hinge connecting seat 10 and the fourth hinge connecting seat 11 is provided with a mounting groove 12, the mounting plate 9 is in clamping fit with the mounting groove 12, the mounting plate 9 is respectively in threaded connection with the third hinge connecting seat 10 and the fourth hinge connecting seat 11 through a second fixing bolt 13, workers can conveniently adjust the position of the mounting plate 9 in the mounting groove 12 through the threaded connection of the second fixing bolt 13, and the purpose of flexibly adjusting the distance between the positions of the first hinge connecting seat 1 and the second hinge connecting seat 2 and the positions between the third hinge connecting seat 10 and the fourth hinge connecting seat 11 is achieved, so that convenience is brought to the mounting work of ladder top plates 19 with different sizes;
Through inserting connecting rod 4 with the upper end of ladder body 14, make spacing ring 16 rotate in the inside of spacing groove 15, make second spliced pole 5 be close to connecting rod 4 again, locating pin 6 will cooperate with locating hole 7 joint this moment, rethread first fixing bolt 8 carries out the screw fixation, and then the purpose of locating ladder body 14, make ladder body 14 avoid appearing the phenomenon that drops in the in-process of using, the staff of being convenient for simultaneously is to the split work of ladder and ladder articulated elements, the staff of being convenient for is to the transportation work of ladder.
The outer wall of connecting rod 4 rear end all begins to have a plurality of locating holes 7, the equal fixedly connected with of outer wall of second spliced pole 5 front end is a plurality of locating pins 6, locating pin 6 all cooperates with locating hole 7 joint, through locating pin 6 and locating hole 7 joint cooperation, stability and fastness when can improving second spliced pole 5 and connecting rod 4 are connected, make connecting rod 4 avoid appearing rocking the phenomenon, the middle part of ladder body 14 all begins to have a plurality of treading grooves 17, first articulated joint seat 1, second articulated joint seat 2, third articulated joint seat 10 and fourth articulated joint seat 11's upper surface all fixedly connected with cushion 18, the upper end of cushion 18 is provided with ladder roof 19, can improve ladder roof 19's fastness when the installation through cushion 18, ladder roof 19 passes through third fixing bolt 20 and cushion 18, first articulated joint seat 1, second articulated joint seat 2, third articulated joint seat 10 and fourth articulated joint seat 11 threaded connection through first fixing bolt 8 and connecting rod 4.
Working principle: this hinge connection spare of folding ladder is at first through inserting connecting rod 4 with the upper end of ladder body 14, make spacing ring 16 rotate in the inside of spacing groove 15, make second spliced pole 5 be close to connecting rod 4 again, locating pin 6 will cooperate with locating hole 7 joint this moment, rethread first fixing bolt 8 carries out the screw thread fixation, and then the purpose of locating ladder body 14, the phenomenon that drops appears in the in-process that makes ladder body 14 use is avoided, rethread control mounting panel 9 reaches the function of control third hinge connection seat 10 and fourth hinge connection seat 11 position in the inside position of mounting groove 12, rethread second fixing bolt 13 is fixed, and then it is convenient to provide for the staff to install ladder roof 19 of equidimension not, the flexibility of hinge connection spare for this ladder has been improved, and convenience is provided for the in-service use of staff.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (8)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323228663.2U CN221194932U (en) | 2023-11-29 | 2023-11-29 | A hinged connection piece for a folding ladder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323228663.2U CN221194932U (en) | 2023-11-29 | 2023-11-29 | A hinged connection piece for a folding ladder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221194932U true CN221194932U (en) | 2024-06-21 |
Family
ID=91518445
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323228663.2U Expired - Fee Related CN221194932U (en) | 2023-11-29 | 2023-11-29 | A hinged connection piece for a folding ladder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221194932U (en) |
-
2023
- 2023-11-29 CN CN202323228663.2U patent/CN221194932U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20240621 |