CN203285326U - Ladder - Google Patents
Ladder Download PDFInfo
- Publication number
- CN203285326U CN203285326U CN2013203370247U CN201320337024U CN203285326U CN 203285326 U CN203285326 U CN 203285326U CN 2013203370247 U CN2013203370247 U CN 2013203370247U CN 201320337024 U CN201320337024 U CN 201320337024U CN 203285326 U CN203285326 U CN 203285326U
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- Prior art keywords
- hound
- ladder stand
- ladder
- intermediate connector
- fixed
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- Expired - Fee Related
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Abstract
The utility model provides a ladder so as to solve the problem that an existing ladder is not stable in the side direction. The ladder is composed of a climbing ladder body and an inclined supporting rod with the bottom end capable of being drawn or stretched. The climbing ladder body is composed of supporting vertical rods arranged on the two sides, and a connection cross rod arranged on the top. A plurality of short cross rods used as foot pedals are arranged between the two supporting vertical rods. A middle connection piece is further arranged between the two supporting vertical rods and provided with a hinge pin and a hinge. The inclined supporting rod is installed on the middle connection piece through the hinge pin. The middle connection piece is installed and fixed on the connection cross rod of the climbing ladder body through the hinge. As the width of the ladder in the side direction is increased, the stability in the side direction is improved and safety of users is ensured.
Description
Technical field
The utility model relates to a kind of ladder.
Background technology
Ladder is daily life tools, is used for upwards climbing.Existing ladder mainly is comprised of the ladder stand that left and right arranges, ladder stand consists of with a connection cross bar that is connected top the vertical supporting rod that is arranged on both sides, midfeather is fixedly installed some hyphen bars as foot pedal, the left and right ladder stand adopts loose-leaf to link together at top, the left and right ladder stand can be opened or be closed up with top point of contact, bottom, also be provided with and open drawing piece at the left and right ladder stand, during use, ladder is opened, while not using, ladder is closed up and puts well.Ladder vertical supporting rod and hyphen bar are fixed now, so the lateral width of ladder is also fixed, owing to not taking too many parking space, the lateral width of ladder is restricted now, generally is no more than 50 centimetres.Because lateral width is narrower, there is the problem of side direction shakiness in use in ladder now, and when the people climbed eminence, the problem that ladder exists side direction to rock, even can topple over sometimes, causes security incident.
Summary of the invention
There is the problem of side direction shakiness in order to solve ladder now, the present invention proposes a kind of ladder, the hound that ladder can be drawn in or open by ladder stand and bottom forms, ladder stand consists of with a connection cross bar that is connected top the vertical supporting rod that is arranged on both sides, be provided with some hyphen bars as foot pedal between described two vertical supporting rods, also be provided with intermediate connector, also be provided with bearing pin and loose-leaf on intermediate connector, hound is arranged on intermediate connector by bearing pin, and intermediate connector is fixed on the connection cross bar of ladder stand by loose-leaf; Because the lateral width of ladder increases, thereby ground improved lateral stability, guaranteed user's safety.
The utility model a kind of technical scheme that adopts of dealing with problems is: ladder consists of the ladder stand that is arranged on a side and three hounds being arranged on opposite side, described ladder stand and hound are connected to each other fixing on top, described hound top is connected and fixed, bottom can be drawn in or to both sides, open, described ladder stand consists of with a connection cross bar that is connected top the vertical supporting rod that is arranged on both sides, is provided with some hyphen bars as foot pedal between described two vertical supporting rods; It is characterized in that, described three hounds form tripod, connection cross bar and three hound amongs at ladder stand are provided with an intermediate connector, also be provided with bearing pin and loose-leaf on intermediate connector, described hound is arranged on intermediate connector by bearing pin, and described intermediate connector is fixed on the connection cross bar of ladder stand by loose-leaf;
Being provided with the tripod that the hound drawing piece will open between three hounds is strained and fixed; Being provided with the ladder stand that terraced body drawing piece will open between hound and ladder stand is strained and fixed.
the utility model another kind of technical scheme that adopts of dealing with problems is: ladder consists of the left ladder stand that is arranged on both sides and right ladder stand, left, right ladder stand is connected to each other fixing on top, described ladder stand consists of with a connection cross bar that is connected top the vertical supporting rod that is arranged on both sides, be provided with some hyphen bars as foot pedal between described two vertical supporting rods, it is characterized in that, also be provided with two hounds between the connection cross bar of described both sides ladder stand, described hound top is connected and fixed, bottom can be drawn in or to both sides, open, also be provided with for two intermediate connectors that hound is installed, also be provided with bearing pin and loose-leaf on intermediate connector, the connection cross bar of described both sides ladder stand is connected and fixed with intermediate connector separately by loose-leaf, described hound is arranged on intermediate connector by bearing pin,
Being provided with two hounds that the hound drawing piece will open between two hounds is strained and fixed; Being provided with the ladder stand that terraced body drawing piece will open between hound and ladder stand is strained and fixed.
The beneficial effects of the utility model are: the ladder that the present invention proposes, due to the hound that is provided with bottom and can draws in or to both sides, open, thereby strengthened the lateral width of ladder when opening and using, thus ground improved lateral stability, guaranteed user's safety; Obsolete the time, ladder can be closed up collection well, make ladder need not take too many space.
Description of drawings
Fig. 1, Fig. 2 are the structural representation of an embodiment of prior art; Wherein Fig. 1 is the structural representation while closing up, and Fig. 2 is the structural representation of opening while making.
Fig. 3, Fig. 4 are the structural representation of first embodiment of the utility model, Fig. 3 structural representation when putting together wherein, Fig. 4 structural representation when using.
Fig. 5, Fig. 6, Fig. 7, Fig. 8 are the structural representation of second embodiment of the utility model, Fig. 5 structural representation when putting together wherein, and Fig. 6, Fig. 7 are the partial structurtes schematic diagram, the structural representation of Fig. 8 when using.
In figure:
The left ladder stand of 1A, the right ladder stand of 1B;
The 1A1 left side connects cross bar, and 1B1 the right connects cross bar;
1A21,1A22 left side montant, 1B21,1B22 the right montant;
1A3,1B3 foot rest;
1AB11 the first loose-leaf, 1AB12 the second loose-leaf, 1AB13 the 3rd loose-leaf, 1AB14 the 4th loose-leaf, 1AB15 the 5th loose-leaf;
1A11 the first intermediate connector, 1A12 the second intermediate connector, 1A13 the 3rd intermediate connector;
1A111 the first bearing pin, 1A112 the second bearing pin, 1A113 the 3rd bearing pin;
1A121 the first hound, 1A122 the second hound, 1A123 the 3rd hound;
1AB21,1AB22 ladder body drawing piece;
1AB23,1AB24,1AB25,1AB26 hound drawing piece.
The specific embodiment
Fig. 1, Fig. 2 are the structural representation of an embodiment of prior art; Wherein Fig. 1 is the structural representation while closing up, and Fig. 2 is the structural representation of opening while making.Show in Fig. 1, in the prior art, ladder is comprised of left ladder stand 1A, right ladder stand 1B, and ladder stand 1A consists of with a connection cross bar 1A1 who is connected top the vertical supporting rod 1A21, the 1A22 that are arranged on both sides, and interval is fixedly installed some foot pedal 1A3 between vertical supporting rod; Equally, ladder stand 1B consists of with a connection cross bar 1B1 who is connected top the vertical supporting rod 1B21, the 1B22 that are arranged on both sides, and interval arranges some foot pedal 1B3 between vertical supporting rod; Left ladder stand 1A, right ladder stand 1B adopt loose-leaf to be connected and fixed by connection cross bar 1A1, the 1B1 at top.Fig. 2 demonstration, left ladder stand 1A and right ladder stand 1B can open or close up as point of contact, bottom take top, also are provided with terraced body drawing piece 1AB21,1AB22 between left ladder stand 1A and right ladder stand 1B.
Because foot pedal 1A3 is fixed between two left side montant 1A21,1A22, same, foot pedal 1B3 is fixed between two the right montant 1B21,1B22.Therefore the width of left ladder stand 1A, right ladder stand 1B is changeless.Owing to considering the problem that takies parking space, the lateral width of ladder generally is no more than 50 centimetres now.Because lateral width is narrower, there is the problem of side direction shakiness in ladder when opening and using, and when the people climbed eminence, the problem that ladder exists side direction to rock, even can topple over sometimes, causes security incident.
Fig. 3, Fig. 4 are the structural representation of first embodiment of the utility model, Fig. 3 structural representation when putting together wherein, Fig. 4 structural representation when using.Show in figure, unlike the prior art be, ladder consists of the right ladder stand 1B that is arranged on right side and the first hound 1A121, the second hound 1A122, the 3rd hound 1A123 that are arranged on left side, and described right ladder stand 1B and each hound are connected to each other fixing on top; Fig. 4 demonstration, the first hound 1A121, the second hound 1A122, the 3rd hound 1A123 top are connected and fixed, bottom can be drawn in or to both sides, open.
Fig. 3, Fig. 4 demonstration, described right ladder stand 1B connects cross bar 1B1 by the right montant 1B21, the 1B22 that are arranged on both sides with the right that is connected top and forms, and also is provided with some hyphen bars as foot pedal 1B3 between described the right montant 1B21,1B22; It is characterized in that, described the first hound 1A121, the second hound 1A122, the 3rd hound 1A123 that is arranged on left side forms tripod; Be respectively arranged with the first intermediate connector 1A11, the second intermediate connector 1A12, the 3rd intermediate connector 1A13 between right ladder stand 1B and the first hound 1A121, the second hound 1A122, the 3rd hound 1A123; Be respectively arranged with the first bearing pin 1A111 and the first loose-leaf 1AB11, the second bearing pin 1A112 and the second loose-leaf 1AB12, the 3rd bearing pin 1A113 and the 3rd loose-leaf 1AB13 on the first intermediate connector 1A11, the second intermediate connector 1A12, the 3rd intermediate connector 1A13;
The first hound 1A121, the second hound 1A122, the 3rd hound 1A123 are arranged on the first intermediate connector 1A11, the second intermediate connector 1A12, the 3rd intermediate connector 1A13 by the first bearing pin 1A111, the second bearing pin 1A112, the 3rd bearing pin 1A113 respectively;
The first intermediate connector 1A11, the second intermediate connector 1A12, the 3rd intermediate connector 1A13 are fixed on the right connection cross bar 1B1 of right ladder stand 1B by the first loose-leaf 1AB11, the second loose-leaf 1AB12, the 3rd loose-leaf 1AB13 respectively;
Fig. 4 demonstration, be provided with hound drawing piece 1AB23,1AB24,1AB25 between the first hound 1A121, the second hound 1A122, the 3rd hound 1A123, the tripod that above-mentioned drawing piece will be opened is strained and fixed; Being provided with the right ladder stand 1B that terraced body drawing piece 1AB21,1AB22 will open between the first hound 1A121, the 3rd hound 1A123 and described the right montant 1B21,1B22 is strained and fixed.
Fig. 4 demonstration, during use, three hounds are opened tripod of rear formation, and under the support of tripod, right climbing ladder can be climbed up and down for operating personnel, and because the stability of tripod is fine, therefore, the ladder that this example proposes has good lateral stability.
Fig. 5, Fig. 6, Fig. 7, Fig. 8 are the structural representation of second embodiment of the utility model, structural representation when wherein Fig. 5 is for gathering, and Fig. 6, Fig. 7 are the partial structurtes schematic diagram, the structural representation when Fig. 8 is use.Show in figure, unlike the prior art be in this example, also to be provided with the first hound 1A121, the second hound 1A122 in the middle of described left ladder stand 1A, the right ladder stand 1A.
Also be provided with for the first intermediate connector 1A11, the second intermediate connector 1A12 that the first hound 1A121, the second hound 1A122 are installed, be provided with the first bearing pin 1A111, the first loose-leaf 1AB11, the 4th loose-leaf 1AB14 on the first intermediate connector 1A11, be provided with the second bearing pin 1A112, the second loose-leaf 1AB12, the 5th loose-leaf 1AB15 on the second intermediate connector 1A12.
The left side of described left ladder stand 1A connects cross bar 1A1 and is connected and fixed by the 4th loose-leaf 1AB14, the 5th loose-leaf 1AB15 and the first intermediate connector 1A11, the second intermediate connector 1A12 respectively.
The right of described right ladder stand 1B connects cross bar 1B1 and is connected and fixed by the first loose-leaf 1AB11, the second loose-leaf 1AB12 and the first intermediate connector 1A11, the second intermediate connector 1A12 respectively.
Described the first hound 1A121, the second hound 1A122 are arranged on the first intermediate connector 1A11, the second intermediate connector 1A12 by the first bearing pin 1A111, the second bearing pin 1A112 respectively.
Fig. 8 shows, is provided with two hounds that hound drawing piece 1AB26 will open and is strained and fixed between the first hound 1A121, the second hound 1A122; Being provided with the right ladder stand 1B that terraced body drawing piece 1AB21,1AB22 will open between the first hound 1A121, the second hound 1A122 and described the right montant 1B21,1B22 is strained and fixed.The utility model prompting, in the present embodiment, hound drawing piece 1AB26 can adopt the structure of belt tensioner, because belt tensioner can be regulated length.
Claims (2)
1. ladder, formed by the ladder stand that is arranged on a side and three hounds that are arranged on opposite side, described ladder stand and hound are connected to each other fixing on top, described hound top is connected and fixed, bottom can be drawn in or to both sides, open, described ladder stand consists of with a connection cross bar that is connected top the vertical supporting rod that is arranged on both sides, is provided with some hyphen bars as foot pedal between described two vertical supporting rods; It is characterized in that, described three hounds form tripod, connection cross bar and three hound amongs at ladder stand are provided with an intermediate connector, also be provided with bearing pin and loose-leaf on intermediate connector, described hound is arranged on intermediate connector by bearing pin, and described intermediate connector is fixed on the connection cross bar of ladder stand by loose-leaf;
Being provided with the tripod that the hound drawing piece will open between three hounds is strained and fixed; Being provided with the ladder stand that terraced body drawing piece will open between hound and ladder stand is strained and fixed.
2. ladder, formed by the left ladder stand that is arranged on both sides and right ladder stand, left, right ladder stand is connected to each other fixing on top, described ladder stand consists of with a connection cross bar that is connected top the vertical supporting rod that is arranged on both sides, be provided with some hyphen bars as foot pedal between described two vertical supporting rods, it is characterized in that, also be provided with two hounds between the connection cross bar of described both sides ladder stand, described hound top is connected and fixed, bottom can be drawn in or to both sides, open, also be provided with for two intermediate connectors that hound is installed, also be provided with bearing pin and loose-leaf on intermediate connector, the connection cross bar of described both sides ladder stand is connected and fixed with intermediate connector separately by loose-leaf, described hound is arranged on intermediate connector by bearing pin,
Being provided with two hounds that the hound drawing piece will open between two hounds is strained and fixed; Being provided with the ladder stand that terraced body drawing piece will open between hound and ladder stand is strained and fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203370247U CN203285326U (en) | 2013-06-13 | 2013-06-13 | Ladder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203370247U CN203285326U (en) | 2013-06-13 | 2013-06-13 | Ladder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203285326U true CN203285326U (en) | 2013-11-13 |
Family
ID=49541696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013203370247U Expired - Fee Related CN203285326U (en) | 2013-06-13 | 2013-06-13 | Ladder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203285326U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104018776A (en) * | 2014-06-27 | 2014-09-03 | 国家电网公司 | Insulating ladder |
| TWI558908B (en) * | 2014-04-24 | 2016-11-21 | shi-jie Zhang | Can strengthen the support function of the work ladder |
| CN106337647A (en) * | 2016-08-31 | 2017-01-18 | 天津圣金特汽车配件有限公司 | Stable and collection-facilitating climbing stool |
| CN109555468A (en) * | 2018-12-13 | 2019-04-02 | 湖南亿福照明科技有限公司 | Source for street light maintenance foot prop |
| CN111042506A (en) * | 2019-12-25 | 2020-04-21 | 季红专 | Fitment is with stable form construction ladder |
-
2013
- 2013-06-13 CN CN2013203370247U patent/CN203285326U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI558908B (en) * | 2014-04-24 | 2016-11-21 | shi-jie Zhang | Can strengthen the support function of the work ladder |
| CN104018776A (en) * | 2014-06-27 | 2014-09-03 | 国家电网公司 | Insulating ladder |
| CN104018776B (en) * | 2014-06-27 | 2016-05-04 | 国家电网公司 | A kind of insulating ladder |
| CN106337647A (en) * | 2016-08-31 | 2017-01-18 | 天津圣金特汽车配件有限公司 | Stable and collection-facilitating climbing stool |
| CN109555468A (en) * | 2018-12-13 | 2019-04-02 | 湖南亿福照明科技有限公司 | Source for street light maintenance foot prop |
| CN111042506A (en) * | 2019-12-25 | 2020-04-21 | 季红专 | Fitment is with stable form construction ladder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131113 Termination date: 20140613 |
|
| EXPY | Termination of patent right or utility model |