CN217080295U - Eight characters ladder for single person of family - Google Patents
Eight characters ladder for single person of family Download PDFInfo
- Publication number
- CN217080295U CN217080295U CN202123036617.3U CN202123036617U CN217080295U CN 217080295 U CN217080295 U CN 217080295U CN 202123036617 U CN202123036617 U CN 202123036617U CN 217080295 U CN217080295 U CN 217080295U
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- Prior art keywords
- ladder
- sliding block
- supporting
- negative pressure
- family
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- 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.)
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Links
- 230000007246 mechanism Effects 0.000 claims abstract description 12
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 241000252254 Catostomidae Species 0.000 claims description 3
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 230000009194 climbing Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006748 scratching Methods 0.000 description 1
- 230000002393 scratching effect Effects 0.000 description 1
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- Ladders (AREA)
Abstract
The utility model belongs to the technical field of ladders, in particular to a household single splayed ladder, which comprises two ladder frames hinged with each other, wherein each ladder frame comprises two ladder rods and a plurality of step bars or pedals fixedly connected between the two ladder rods, the top ends of the ladder rods between the two ladder frames are hinged with each other into a whole, and a positioning, supporting and locking structure is positioned at the upper parts of the two ladder frames; wherein: the bottom end of each ladder frame is fixed on the counterweight supporting mechanism. The utility model discloses avoided the ladder bottom to slide and caused the incident, improved the safety in utilization, not restricted by the number, can single use.
Description
Technical Field
The utility model belongs to the technical field of the ladder, concretely relates to improve safety in utilization, avoid the ladder bottom to slide and cause the incident and can single family single eight characters ladder of using.
Background
The splayed ladder is popular among users as a family climbing tool, a family lamp replacing supporting tool or a family ornament replacing supporting tool. The existing splayed ladder generally comprises two ladder frames hinged with each other, each ladder frame comprises two ladder bars, a plurality of ladder bars fixedly connected with the step bars or the steps between the two ladder bars, the top ends of the ladder bars between the two ladder frames are hinged with each other into a whole, and the ladder frames are positioned on the upper parts of the two ladder frames and are provided with positioning, supporting and locking structures.
The splayed ladder with the structure is generally made of aluminum alloy, and when the splayed ladder is used, the bottom end of the splayed ladder is additionally provided with the anti-skidding foot pad. Even after the anti-skidding foot pad is additionally arranged, another person is required to hold the splayed ladder to ensure the safety of personnel on the splayed ladder.
When other personnel of family are absent, want to use the splayed ladder of above-mentioned structure alone, because the bottom is not fixed, cause the people to shake easily when climbing the splayed ladder, the focus unstability leads to the fact to fall down the splayed ladder, leads to the fact the incident easily.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned weak point that exists among the prior art, utility model provides an improve safety in utilization, avoid the ladder bottom to slide and cause the incident and can single family single eight characters ladder of using of use.
In order to solve the technical problem, the utility model adopts the following technical scheme:
a household splayed ladder for single person comprises two ladder frames which are hinged with each other, wherein each ladder frame comprises two ladder rods and a plurality of step bars or steps which are fixedly connected between the two ladder rods; wherein: the bottom end of each ladder frame is fixed on the counterweight supporting mechanism;
the counterweight supporting mechanism also comprises a supporting plate, two electromagnet mounting cavities and two ladder bar sliding block sliding grooves, wherein the two electromagnet mounting cavities and the two ladder bar sliding block sliding grooves are positioned on the supporting plate; an iron ladder bar sliding block is fixed at the bottom end of the ladder bar; the ladder bar sliding blocks on two ladder bars positioned on the same transverse position in the two ladder frames are positioned in the same ladder bar sliding block sliding groove, an electromagnet is fixed in the electromagnet mounting cavity and is electrically connected with a lead;
the four corners of the counterweight supporting mechanism are provided with negative pressure sucker mounting holes, and negative pressure suckers are arranged in the negative pressure sucker mounting holes;
when the device is used, the conducting wire is electrically connected with an external power supply.
Due to the structure, safety accidents caused by the sliding of the bottom end of the ladder are avoided, the use safety is improved, the number of people is not limited, and the ladder can be used by a single person.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the present invention which can be changed into a straight ladder;
fig. 3 is a schematic top view of the counterweight supporting mechanism of the present invention;
FIG. 4 is a schematic structural view of the vacuum chuck of the present invention;
FIG. 5 is a schematic structural view of the slide block of the ladder bar of the present invention;
fig. 6 is a schematic structural view of the limiting channel steel of the present invention;
reference numerals in the drawings of the specification include:
1. a ladder frame; 2. a ladder bar; 3. a foot bar or pedal; 4. positioning, supporting and locking the structure; 5. a counterweight support mechanism; 6. a negative pressure suction cup mounting hole; 7. a negative pressure sucker; 8. limiting channel steel; 9. a screw hole; 10. an anti-slip sleeve; 401. supporting the transverse plate; 402. a pin shaft; 403. a locking pin; 404. a strip-shaped through groove; 405. a locking hole; 501. a support plate; 502. an electromagnet mounting cavity; 503. a ladder bar slide block chute; 504. a ladder bar slide block; 505. an electromagnet; 506. a wire; 507. a plug-in connector; 701. a suction cup body; 702. a limiting ring; 703. a negative pressure chamber; 704. a negative pressure tube; 705. and (4) controlling the valve.
Detailed Description
In order to make the utility model better understood by those skilled in the art, the technical solution of the utility model is further described below with reference to the accompanying drawings and examples:
referring to the attached drawings 1 to 6, the household splayed ladder for single person in the drawing comprises two ladder frames 1 which are hinged with each other, each ladder frame 1 comprises two ladder bars 2 and a plurality of pedal bars or pedals 3 which are fixedly connected between the two ladder bars 2, the top ends of the ladder bars 2 between the two ladder frames 1 are hinged with each other into a whole, and a positioning, supporting and locking structure 4 is positioned at the upper parts of the two ladder frames 1; the method is characterized in that: the bottom end of each ladder frame 1 is fixed on a counterweight supporting mechanism 5;
the counterweight supporting mechanism 5 further comprises a supporting plate 501, two electromagnet mounting cavities 502 and two ladder bar sliding block sliding grooves 503, wherein the two electromagnet mounting cavities 502 and the two ladder bar sliding block sliding grooves 503 are positioned on the supporting plate 501; an iron ladder rod sliding block 504 is fixed at the bottom end of the ladder rod 2; the ladder bar sliding blocks 504 on two ladder bars 2 positioned on the same transverse position in the two ladder frames 1 are positioned in the same ladder bar sliding block sliding groove 503, an electromagnet 505 is fixed in the electromagnet mounting cavity 502, and the electromagnet 505 is electrically connected with a lead 506;
four corners of the counterweight supporting mechanism 5 are provided with negative pressure sucker mounting holes 6, and negative pressure suckers 7 are arranged in the negative pressure sucker mounting holes 6;
when in use, the conducting wire 506 is electrically connected with an external power supply. In this embodiment, during the specific use, pass negative sucker mounting hole 6 with the top of negative sucker 7 from bottom to top, make negative sucker 7 tightly adsorb on the floor under the exogenic action, the outer wall of negative sucker mounting hole 6 or the retaining ring 702 chucking described below on the inner wall of negative sucker mounting hole 6, wire 506 produces magnetism with back electro-magnet 505 of external power source electric connection and firmly adsorbs ladder bar slider 504, the upper portion of two ladder framves 1 is locked by location support locking structure 4, the bottom of two ladder framves 1 is fixed by electro-magnet 505 location locking. The safety accident caused by the sliding of the bottom end of the ladder is avoided, the use safety is improved, the safety ladder is not limited by the number of people, and the safety ladder can be used by a single person.
In order to ensure the stability of the tops of the two ladder frames 1, in the above embodiment, it is preferable that: the number of the positioning support locking structures 4 is two, and each set of the positioning support locking structures 4 is correspondingly arranged on two ladder bars 2 which are positioned on the same transverse position in the two ladder frames 1.
In order to make the structure of the positioning support locking structure 4 simple and easy to operate, in the above embodiment, it is preferable that: the positioning, supporting and locking structure 4 further comprises a supporting transverse plate 401, one end of the supporting transverse plate 401 is fixed on the bar 2 of one ladder frame 1 through a pin 402, a locking pin 403 is fixed on the bar 2 of the other ladder frame 1, the axial lead of the locking pin 403 is higher than the axial lead of the pin 402, a strip-shaped through groove 404 is arranged on the supporting transverse plate 401, and at least one locking hole 405 is arranged at the upper part of the strip-shaped through groove 404;
normally, the locking pin 403 passes through the strip-shaped through groove 404, and when the locking pin 403 is locked, the locking pin 403 is located in the locking hole 405.
To facilitate energization of electromagnet 505, in the above-described embodiment, it is preferable that: the outer end of the lead 506 is provided with a plug 507 electrically connected with the lead.
To facilitate the operation of the vacuum chuck 7, in the above embodiment, it is preferable that: the negative pressure sucker 7 further comprises a sucker body 701, a limiting ring 702 positioned on the outer wall of the sucker body 701, a negative pressure pipe 704 communicated with the negative pressure cavity 703, and a control valve 705 arranged on the negative pressure pipe 704.
In order to ensure that the vacuum chuck 7 is firmly clamped on the inner wall of the vacuum chuck mounting hole 6, in the above embodiment, it is preferable that: the stop collar 702 is conical with a small top and a large bottom.
In order to change the use of the ladder into a straight ladder, in the above embodiment, it is preferable that: and a limiting channel steel 8 is fixed at the top end of one of the two ladder frames 1.
To facilitate the fabrication of the bar block 504, in the above embodiment, it is preferable that: the ladder bar sliding block 504 is a cuboid or a cube.
To facilitate the installation of the bar block 504, in the above embodiment, it is preferable that: the top plate surface of the ladder bar sliding block 504 is provided with a screw hole 9.
In order to avoid scratching the floor and preventing slipping when used by multiple persons, in the above embodiment, it is preferable that: the ladder bar sliding block 504 is sleeved with the antiskid sleeve 10.
The splayed ladder for the single person in the family is particularly suitable for the single-person residents.
The above description is only for the embodiments of the present invention, and the common general knowledge of the known specific structures and characteristics in the schemes is not described herein too much, and those skilled in the art will know all the common technical knowledge in the technical field of the present invention before the application date or the priority date, can know all the prior art in this field, and have the ability to apply the conventional experimental means before this date, and those skilled in the art can combine the capability of themselves to complete and implement the scheme, and some typical known structures or known methods should not become obstacles for those skilled in the art to implement the scheme. It should be noted that, for those skilled in the art, without departing from the structure of the utility model, several modifications and improvements can be made, and these should also be regarded as the protection scope of the utility model, and these will not affect the effect of the utility model and the practicability of the patent.
Claims (10)
1. A household single splayed ladder comprises two ladder frames (1) which are hinged with each other, each ladder frame (1) comprises two ladder rods (2) and a plurality of step bars or pedals (3) which are fixedly connected between the two ladder rods (2), the top ends of the ladder rods (2) between the two ladder frames (1) are hinged with each other into a whole, and a positioning, supporting and locking structure (4) is positioned at the upper parts of the two ladder frames (1); the method is characterized in that: the bottom end of each ladder frame (1) is fixed on the counterweight supporting mechanism (5);
the counterweight supporting mechanism (5) comprises a supporting plate (501), two electromagnet mounting cavities (502) and two ladder bar sliding block sliding grooves (503) which are positioned on the supporting plate (501), two ends of each ladder bar sliding block sliding groove (503) are respectively communicated with the two electromagnet mounting cavities (502), the electromagnet mounting cavities (502) are positioned in the longitudinal direction of the supporting plate (501), and the ladder bar sliding block sliding grooves (503) are positioned in the transverse direction of the supporting plate (501); an iron ladder rod sliding block (504) is fixed at the bottom end of the ladder rod (2); the ladder rod sliding blocks (504) on two ladder rods (2) positioned on the same transverse position in the two ladder frames (1) are positioned in the same ladder rod sliding block sliding groove (503), an electromagnet (505) is fixed in the electromagnet mounting cavity (502), and the electromagnet (505) is electrically connected with a lead (506);
negative pressure sucker mounting holes (6) are formed in four corners of the counterweight supporting mechanism (5), and negative pressure suckers (7) are arranged in the negative pressure sucker mounting holes (6);
when in use, the lead (506) is electrically connected with an external power supply.
2. The eight-character ladder for single person in family according to claim 1, characterized in that: the two sets of positioning support locking structures (4) are arranged, and each set of positioning support locking structure (4) is correspondingly arranged on two ladder bars (2) which are positioned on the same transverse position in the two ladder frames (1).
3. The family single splayed ladder as claimed in claim 1 or 2, which is characterized in that: the positioning, supporting and locking structure (4) further comprises a supporting transverse plate (401), one end of the supporting transverse plate (401) is fixed on the ladder rod (2) of one ladder frame (1) through a pin shaft (402), a locking pin (403) is fixed on the ladder rod (2) of the other ladder frame (1), the axial lead of the locking pin (403) is higher than the axial lead of the pin shaft (402), a strip-shaped through groove (404) is arranged on the supporting transverse plate (401), and at least one locking hole (405) is arranged at the upper part of the strip-shaped through groove (404);
under the normal state, the locking pin (403) penetrates through the strip-shaped through groove (404), and when the locking pin is locked, the locking pin (403) is located in the locking hole (405).
4. The eight-character ladder for single person in family according to claim 1, characterized in that: the outer end of the lead (506) is provided with a plug connector (507) electrically connected with the lead.
5. The eight-character ladder for single person in family according to claim 1, characterized in that: the negative pressure sucker (7) comprises a sucker body (701), a limiting ring (702) positioned on the outer wall of the sucker body (701), a negative pressure pipe (704) communicated with the negative pressure cavity (703), and a control valve (705) arranged on the negative pressure pipe (704).
6. The splayed ladder for single family according to claim 5, characterized in that: the limiting ring (702) is in a conical shape with a small upper part and a big lower part.
7. The eight-character ladder for single person in family according to claim 1, characterized in that: the top of one ladder frame (1) in two ladder frames (1) is fixed with a spacing channel-section steel (8).
8. The family single-person splayed ladder according to claim 1, which is characterized in that: the ladder bar sliding block (504) is a cuboid or a cube.
9. The family single splayed ladder as claimed in claim 1 or 8, which is characterized in that: and a screw rod hole (9) is formed in the top plate surface of the ladder bar sliding block (504).
10. The family single splayed ladder as claimed in claim 1 or 8, which is characterized in that: the ladder bar sliding block (504) is sleeved with an anti-skidding sleeve (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123036617.3U CN217080295U (en) | 2021-12-06 | 2021-12-06 | Eight characters ladder for single person of family |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123036617.3U CN217080295U (en) | 2021-12-06 | 2021-12-06 | Eight characters ladder for single person of family |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217080295U true CN217080295U (en) | 2022-07-29 |
Family
ID=82538259
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123036617.3U Expired - Fee Related CN217080295U (en) | 2021-12-06 | 2021-12-06 | Eight characters ladder for single person of family |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217080295U (en) |
-
2021
- 2021-12-06 CN CN202123036617.3U patent/CN217080295U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220729 |