CN215292326U - Support arrangement for ladder - Google Patents
Support arrangement for ladder Download PDFInfo
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- CN215292326U CN215292326U CN202120806197.3U CN202120806197U CN215292326U CN 215292326 U CN215292326 U CN 215292326U CN 202120806197 U CN202120806197 U CN 202120806197U CN 215292326 U CN215292326 U CN 215292326U
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- ladder
- supporting
- bar
- pair
- bearing
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Abstract
The utility model discloses a strutting arrangement for ladder, including supporting horizontal pole and a pair of ladder pole supporting component, should be to ladder pole supporting component fixed mounting both ends about supporting the horizontal pole respectively. The pair of ladder bar supporting assemblies respectively comprise a connecting piece and a bearing piece, wherein the middle part of the lower end of the connecting piece is provided with a middle slot, the lower end of the connecting piece is also provided with two side slots positioned at two sides of the middle slot, and the bearing piece comprises a bearing part and two insertion parts convexly arranged at two sides of the upper end of the bearing part; the connecting pieces of the pair of ladder bar supporting assemblies are respectively inserted into the left end and the right end of the supporting cross bar through the upper ends of the self-supporting cross bars of the middle slots of the connecting pieces, and the bearing pieces of the pair of ladder bar supporting assemblies are respectively inserted into the two side slots of the corresponding connecting pieces through the lower ends of the self-supporting cross bars of the two inserting parts of the bearing pieces. The utility model discloses can be used to the support of ladder pole bottom, wherein the bottom and the ground contact of supporting piece, the ladder pole can not appear rocking when the user is climbing the ladder to make the safety and stability more of ladder.
Description
Technical Field
The utility model belongs to the technical field of the ladder technique and specifically relates to a strutting arrangement for ladder is related to.
Background
Among the prior art, there is a strutting arrangement for ladder bottom, and this strutting arrangement is including supporting the horizontal pole and fixing the ladder bar support in supporting the horizontal pole both sides, and the upper end of ladder bar support is equipped with the ladder bar interface for the both sides ladder bar that supplies the ladder inserts the support. In this structure, because be in unsettled state between ladder pole support and the ground contactless, so the human gravity that acts on ladder pole support when the climbing leads to ladder pole support and support the junction of horizontal pole to appear not hard up very easily, and then causes to support the circumstances of shakiness, ladder pole left and right rocking, very dangerous. And thus, improvements are desired by designers in the relevant art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome above-mentioned prior art not enough, provide a strutting arrangement for ladder, its connecting piece cartridge is in the upper end that supports the horizontal pole, and the lower extreme cartridge of bearing piece self-supporting horizontal pole is in two side channels of connecting piece, the bottom and the ground direct contact of bearing piece during the use, and such connected mode makes the ladder safer more stable.
In order to solve the technical problem, the utility model provides a following technical scheme:
a supporting device for a ladder comprises a supporting cross rod and a pair of ladder rod supporting assemblies, wherein the pair of ladder rod supporting assemblies are fixedly arranged at the left end and the right end of the supporting cross rod respectively;
the pair of ladder bar supporting assemblies respectively comprise a connecting piece and a bearing piece, a middle slot is formed in the middle of the lower end of the connecting piece, two side slots located on two sides of the middle slot are further formed in the lower end of the connecting piece, first fixing holes communicated with the middle slot are formed in the side walls of the two side slots, a ladder bar inserting port is formed in the upper end of the connecting piece, the bearing piece comprises a bearing portion and two inserting portions protruding on two sides of the upper end of the bearing portion, and second fixing holes of a through structure are transversely formed in the two inserting portions;
the connecting pieces of the pair of ladder bar supporting assemblies are respectively inserted into the left end and the right end of the supporting cross bar from the upper end of the supporting cross bar through the middle inserting grooves of the connecting pieces, and the bearing pieces of the pair of ladder bar supporting assemblies are respectively inserted into the two side inserting grooves of the corresponding connecting pieces from the lower end of the supporting cross bar through the two inserting parts of the bearing pieces;
third fixing holes are formed in the positions, corresponding to the connecting pieces of the pair of ladder bar supporting assemblies, of the left end and the right end of the supporting cross bar respectively, and the third fixing holes are fixedly connected with the corresponding first fixing holes and the corresponding second fixing holes through penetrating screws.
Further, the top surface of the bearing part is abutted against the lower end surface of the supporting cross rod.
Furthermore, the bottom surface of the bearing part is provided with an antiskid bulge.
Furthermore, the bottom surface of the bearing part is of a structure with two sides protruding downwards to the middle, and the anti-skid protrusions are a plurality of strip-shaped protrusions arranged at intervals along the length direction of the bottom surface of the bearing part.
Furthermore, the middle slot in the middle of the lower end of the connecting piece is a vertical bar-shaped groove which is open downwards, the top wall of the vertical bar-shaped groove is abutted against the upper end face of the supporting cross rod, and two side walls of the vertical bar-shaped groove are attached to two side faces of the supporting cross rod.
Furthermore, two side slots at the lower end of the connecting piece are vertical strip-shaped slots which are downward opened and communicated with the middle slot, and correspondingly, two inserting parts of the supporting piece are vertical strip-shaped inserting block structures.
Further, the third fixing hole is a transversely arranged elongated hole.
Further, the second fixed orifices are vertically arranged elongated holes.
Further, the first fixing hole is a circular hole.
The pair of anti-skidding foot sleeves are respectively and fixedly installed on the outer sides of the left end and the right end of the supporting cross rod, and the pair of ladder rod supporting components are respectively and fixedly installed on the inner sides of the left end and the right end of the supporting cross rod.
Compared with the prior art, the beneficial effects of the utility model are that:
at first, the upper end cartridge that supports the horizontal pole in this utility model has the connecting piece, and the lower extreme cartridge that the support piece self-supported the horizontal pole is at two side channels of connecting piece, and through same screw fixation between connecting piece, support piece, the support horizontal pole, and the user is when the climbing ladder, because the bottom and the ground of support piece are direct contact for the ladder pole is more firm, is difficult for appearing the condition of rocking.
Secondly, set up long bar hole with second fixed orifices and third fixed orifices in this practicality, have the screw of being convenient for to insert and install.
Thirdly, the bottom surface of bearing portion sets up to the structure of being protruding downwards in the middle of by both sides in this practicality, and the design of this kind of structure lets the ladder be suitable for the topography of unevenness for the bearing has increased the stress point on ladder and ground with the bottom surface contact all the time, user's safety when using.
Finally, the bottom surface of bearing portion is equipped with anti-skidding arch in this practicality, can effectually play skid-proof effect.
Drawings
FIG. 1 is a perspective view of a supporting device for a ladder according to the present invention;
fig. 2 is an exploded view of a ladder support device according to the present invention;
fig. 3 is an exploded view of the middle ladder bar support assembly of the present invention;
fig. 4 is a using state diagram of the supporting device of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments shown in the drawings.
As shown in fig. 1 to 4, the ladder support device according to the present embodiment includes a support rail 1 and a pair of ladder bar support assemblies 2, and the pair of ladder bar support assemblies 2 are respectively fixedly mounted at left and right ends of the support rail 1.
As above, this pair of ladder bar supporting component 2 all includes connecting piece 21 and support 22, slot 23 in the middle of having seted up is seted up at the lower extreme middle part of connecting piece 21, two side slots 24 that are located slot 23 both sides in the middle have still been seted up to the lower extreme of connecting piece 21, all be equipped with the first fixed orifices 25 with middle slot 23 intercommunication on the lateral wall of two side slots 24, ladder bar interface 26 has been seted up to the upper end of connecting piece 21, support 22 includes support 27 and two grafting portions 28 of protruding establishing in support 27 upper end both sides, all transversely set up the second fixed orifices 29 of link-up structure on two grafting portions 28.
As described above, the connecting members 21 of the pair of ladder bar support assemblies 2 are respectively inserted into the left and right ends of the support rail 1 from the upper end of the support rail 1 through the middle slots 23 thereof, and the receivers 22 of the pair of ladder bar support assemblies 2 are respectively inserted into the two side slots 24 of the corresponding connecting members 21 from the lower end of the support rail 1 through the two insertion portions 28 thereof.
As described above, the left and right ends of the support rail 1 are respectively provided with the third fixing holes 30 at positions corresponding to the connecting members 21 of the pair of bar support assemblies 2, and the third fixing holes 30 are fixedly connected with the corresponding first fixing holes 25 and the second fixing holes 29 through the through screws 3.
As shown in fig. 4, the utility model discloses the in service behavior of strutting arrangement application on the ladder, wherein, ladder pole 4 peg graft with support 1 fixed mounting after correspond in ladder pole interface 26 of ladder pole supporting component 2, and the bottom and the ground contact of supporting piece 22, such connected mode makes ladder pole 4 can not appear rocking when climbing the ladder, the more safety and stability of whole ladder.
As described above, the top surface of the support portion 27 abuts against the lower end surface of the support rail 1, so that the support member does not shake.
As described above, the bottom surface of the support portion 27 is provided with the anti-slip protrusions 5, which can play a good anti-slip role.
Preferably, the bottom surface of supporting portion 27 sets up to the structure of being by both sides to middle downwardly convex, and the non-slip raised 5 is a plurality of bar archs that set up for the length direction interval along the bottom surface of supporting portion 27, and such structural design makes the ladder can be suitable for the topography of height unevenness, guarantees that the bottom of supporting piece 22 can contact with ground all the time to the climbing ladder that the user can be more steady.
As described above, the middle slot 23 in the middle of the lower end of the connecting piece 21 is a vertical bar-shaped groove which is open downwards, the top wall of the vertical bar-shaped groove is abutted against the upper end face of the supporting cross rod 1, the two side walls of the vertical bar-shaped groove are attached to the two side faces of the supporting cross rod 1, and the connecting piece cannot shake due to the connection mode of tight attachment.
As described above, the two side slots 24 at the lower end of the connecting member 21 are both vertical bar-shaped slots which are open downwards and communicated with the middle slot 23, and correspondingly, the two inserting portions 28 of the supporting member 22 are both vertical bar-shaped inserting block structures.
Preferably, the third fixing hole 30 is a horizontally disposed elongated hole, so that the penetration and installation of the through screw are facilitated.
Preferably, the second fixing hole 29 is a vertically disposed elongated hole, which also facilitates the insertion and installation of the screw.
As described above, the first fixing hole 25 is a circular hole.
As mentioned above, the ladder comprises a pair of anti-slip foot sleeves 6, the pair of anti-slip foot sleeves 6 are respectively and fixedly installed at the outer side of the left end and the outer side of the support cross rod 1, and the pair of ladder rod support assemblies 2 are respectively and fixedly installed at the inner side of the left end and the outer side of the support cross rod 1.
As mentioned above, the shape of the ladder bar insertion opening 26 at the upper end of the connecting member 21 may be designed accordingly according to the shape of the ladder bar 4, and may be, for example, square or circular.
The above mentioned embodiments are only preferred embodiments of the present invention, and the scope of the present invention can not be limited thereby, and all the simple equivalent changes and modifications made according to the claims and the description of the present invention are still included in the scope of the present invention.
Claims (10)
1. A supporting device for a ladder comprises a supporting cross rod and a pair of ladder rod supporting assemblies, wherein the pair of ladder rod supporting assemblies are fixedly arranged at the left end and the right end of the supporting cross rod respectively; the method is characterized in that:
the pair of ladder bar supporting assemblies respectively comprise a connecting piece and a bearing piece, a middle slot is formed in the middle of the lower end of the connecting piece, two side slots located on two sides of the middle slot are further formed in the lower end of the connecting piece, first fixing holes communicated with the middle slot are formed in the side walls of the two side slots, a ladder bar inserting port is formed in the upper end of the connecting piece, the bearing piece comprises a bearing portion and two inserting portions protruding on two sides of the upper end of the bearing portion, and second fixing holes of a through structure are transversely formed in the two inserting portions;
the connecting pieces of the pair of ladder bar supporting assemblies are respectively inserted into the left end and the right end of the supporting cross bar from the upper end of the supporting cross bar through the middle inserting grooves of the connecting pieces, and the bearing pieces of the pair of ladder bar supporting assemblies are respectively inserted into the two side inserting grooves of the corresponding connecting pieces from the lower end of the supporting cross bar through the two inserting parts of the bearing pieces;
third fixing holes are formed in the positions, corresponding to the connecting pieces of the pair of ladder bar supporting assemblies, of the left end and the right end of the supporting cross bar respectively, and the third fixing holes are fixedly connected with the corresponding first fixing holes and the corresponding second fixing holes through penetrating screws.
2. A ladder support device as defined in claim 1, further comprising: the top surface of the supporting part is abutted against the lower end surface of the supporting cross rod.
3. A ladder support device as defined in claim 1, further comprising: the bottom surface of the bearing part is provided with an antiskid bulge.
4. A ladder support device as defined in claim 3, further comprising: the bottom surface of the bearing part is of a structure with two sides protruding downwards to the middle, and the anti-skid protrusions are a plurality of strip-shaped protrusions arranged at intervals along the length direction of the bottom surface of the bearing part.
5. A ladder support device as defined in claim 1, further comprising: the middle slot in the middle of the lower end of the connecting piece is a vertical bar-shaped groove which is open downwards, the top wall of the vertical bar-shaped groove is abutted against the upper end face of the supporting cross rod, and two side walls of the vertical bar-shaped groove are attached to two side faces of the supporting cross rod.
6. A ladder support device as defined in claim 1, further comprising: two side slots at the lower end of the connecting piece are vertical strip-shaped slots which are downward opened and communicated with the middle slot, and correspondingly, two inserting parts of the supporting piece are vertical strip-shaped inserting block structures.
7. A ladder support device as defined in claim 1, further comprising: the third fixing hole is a transversely arranged elongated hole.
8. A ladder support device as defined in claim 1, further comprising: the second fixed orifices are vertically arranged elongated holes.
9. A ladder support device as defined in claim 1, further comprising: the first fixing hole is a circular hole.
10. A ladder support device as defined in claim 1, further comprising: the pair of anti-skidding foot sleeves are respectively and fixedly installed on the outer sides of the left end and the right end of the supporting cross rod, and the pair of ladder rod supporting components are respectively and fixedly installed on the inner sides of the left end and the right end of the supporting cross rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120806197.3U CN215292326U (en) | 2021-04-20 | 2021-04-20 | Support arrangement for ladder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120806197.3U CN215292326U (en) | 2021-04-20 | 2021-04-20 | Support arrangement for ladder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215292326U true CN215292326U (en) | 2021-12-24 |
Family
ID=79537106
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120806197.3U Active CN215292326U (en) | 2021-04-20 | 2021-04-20 | Support arrangement for ladder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215292326U (en) |
-
2021
- 2021-04-20 CN CN202120806197.3U patent/CN215292326U/en active Active
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