CN102644438B - Concealed ladder stand - Google Patents
Concealed ladder stand Download PDFInfo
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- CN102644438B CN102644438B CN201210142278.3A CN201210142278A CN102644438B CN 102644438 B CN102644438 B CN 102644438B CN 201210142278 A CN201210142278 A CN 201210142278A CN 102644438 B CN102644438 B CN 102644438B
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- foot
- operated
- hook
- cat ladder
- hook groove
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Abstract
A concealed ladder stand comprises a ladder stand main pipe fixed on a tower body and a plurality of pedals evenly arranged along the height direction of the ladder stand main pipe. The pedals are hinged to the ladder stand main pipe and are connected with a driving mechanism which drives the pedals to rotate around a hinge so as to unfold or fold the pedals. The pedals are in an unfolded state when the pedals are perpendicular to the ladder stand main pipe; and the pedals are in a concealed state when the pedals and the ladder stand main pipe are folded. The driving mechanism comprises a control rope and a fixed pulley, wherein the control rope sequentially penetrates through all the pedals, and the fixed pulley is arranged at the top of a pipe tower. The control rope passes around the fixed pulley, two ends of the control rope are hung at the bottom of the ladder stand main pipe and are different in height directions, poking pieces capable of poking the pedals to rotate are fixed on the control rope, and each pedal corresponds to one poking piece. The concealed ladder stand has the advantages of being small in occupied space and convenient to use.
Description
Technical field
The present invention relates to a kind of concealed cat ladder.
Background technology
Single-pipe tower is because its floor space is little, cost performance is high and the advantage more attractive in appearance than traditional angle steel tower is widely used in the fields such as communication, electric power and municipal high pole street lamp.Convenient for installation, maintenance, single-pipe tower also needs to configure corresponding cat ladder, and cat ladder has two kinds of built-in cat ladder and external cat ladders, and built-in cat ladder is arranged at pipe tower inside, and staff climbs in tower.But the less working space that cannot hold cat ladder and personnel cannot be provided of internal diameter of some single-pipe tower, therefore needs cat ladder to be arranged at single-pipe tower outside, forms external cat ladder.Common external cat ladder is made up of the pin nail that is fixed on the ladder of single-pipe tower outer wall and be fixed on ladder.The tower body peripheral space that this external cat ladder occupies is large, affects attractive in appearance; And unrelated person can arbitrarily climb, both dangerous, easily cause again equipment stolen.
Summary of the invention
For overcoming the above-mentioned shortcoming of prior art, the invention provides a kind of concealed cat ladder little, easy to use that takes up room.
Concealed cat ladder, comprise the cat ladder supervisor and multiple evenly arrange along cat ladder supervisor's short transverse foot-operated that are fixed on tower body, it is characterized in that: foot-operated hinged with cat ladder supervisor, the foot-operated driving mechanism that rotates to launch or draw in around hinge with drive is connected, riding while supervisor perpendicular to cat ladder is deployed condition, and foot-operated and cat ladder supervisor is hidden state when folding;
Driving mechanism comprises the fixed pulley that runs through successively all foot-operated control ropes and be arranged at pipe top of tower, controls rope and walks around this fixed pulley, and the two ends of control rope are all hooked in cat ladder supervisor's bottom and the two ends of control rope are variant in short transverse;
Control on rope and be fixed with and can stir the foot-operated shifting part rotating, each foot-operated corresponding shifting part.
Further, neighbouring foot-operated expansion direction is contrary.
Further, cat ladder supervisor bottom is provided with the hook portion of being convenient to control rope hook, and the two ends of controlling rope are fixed with respectively hook, and hook is provided with handle; Hook portion comprises the first hook groove and is arranged at the second hook groove and the 3rd hook groove of the first hook groove both sides;
All hook groove lower ending openings are to allow hook to enter, and hook pushes against the upper limb of hook groove, and the upper limb of the first hook groove is higher than the upper limb of the second hook groove and the 3rd hook groove.
Further, the upper limb of the upper limb of the second hook groove and the 3rd hook groove is contour, and the second hook groove and the 3rd hook groove are located at the first hook groove both sides symmetrically.
Further, ride and be made up of rectangular tube structural section, control rope and run through respectively foot-operated upper head plate and bottom plate, shifting part is between foot-operated upper head plate and bottom plate, and shifting part and hinge have distance in the horizontal direction.
Further, cat ladder supervisor be made up of rectangular tube structural section, and cat ladder supervisor is provided with and allows the foot-operated collection entrance being folded in cat ladder supervisor, each foot-operated corresponding collection entrance.
Technical conceive of the present invention is: when original state, in all foot-operated tube chambers that is all concealed in cat ladder supervisor, now, hinge is positioned at foot-operated top; Control one of two of stay cord hook upper one under.
Need to use while riding, first unclamp control stay cord in the next hook, by drop-down in upper hook, now shifting part moves upward and is resisted against foot-operated upper head plate, continue to pull tricing line rope, shifting part continues to move upward and drives foot-operated rotating up, until foot-operated perpendicular to cat ladder supervisor, in deployed condition.Foot-operated while launching completely, one of two hook controlling stay cord upper another under, the upper-lower position of the hook during just with original state is contrary.Hook is hooked in corresponding hook groove, controls stay cord and be fixed, the foot-operated expanded position that is fixed in.
While needing to ride storage, unclamp the next hook, upper hook is got off, now shifting part moves downward and touches foot-operated bottom plate, continue to pull control stay cord, shifting part drives foot-operated being rotated down, until foot-operated in collection entrance enters cat ladder supervisor's tube chamber completely, foot-operated in collecting state.Foot-operated while entering in cat ladder supervisor, one of two hook controlling stay cord upper another under, now the upper-lower position of hook is identical with original state.Hook is hooked in corresponding hook groove, controls stay cord and be fixed, the foot-operated collecting state that is fixed in.
The present invention have advantages of take up room little, easy to use.
Brief description of the drawings
Fig. 1 is schematic diagram of the present invention.
Fig. 2 is sectional view of the present invention.
Fig. 3 is the scheme of installation of pulley.
Schematic diagram when Fig. 4 is foot-operated expansion.
Fig. 5 is the schematic diagram that hook is positioned at hook groove.
Detailed description of the invention
With reference to accompanying drawing, further illustrate the present invention:
Concealed cat ladder, comprise the cat ladder supervisor 1 that is fixed on tower body and multiple evenly arrange along cat ladder supervisor 1 short transverse foot-operated 2, foot-operated 2 are responsible for 1 hinged with cat ladder, foot-operated 2 are connected with driving the driving mechanism that rotates to launch or draw in around hinge, foot-operated 2 to be responsible for perpendicular to cat ladder 1 o'clock be deployed condition, and foot-operated 2 is hidden state when folding with cat ladder supervisor 1;
Driving mechanism comprises the fixed pulley 4 that runs through successively all control ropes of foot-operated 25 and be arranged at pipe top of tower, control rope 5 and walk around this fixed pulley 4, the equal hook 51,52 in two ends of controlling rope 5 is in cat ladder supervisor 1 bottom and to control the two ends of rope 5 variant in short transverse; The pulley spindle 3 of fixed pulley 4 is set up on cat ladder supervisor 1.
Control on rope 5 and be fixed with and can stir foot-operated 2 shifting parts 7 that rotate, each foot-operated 2 corresponding shifting parts 7.
Neighbouring foot-operated 2 expansion direction is contrary.That is to say, after neighbouring foot-operated 2 expansion, lay respectively at cat ladder supervisor 1 both sides.
Cat ladder is responsible for 1 bottom and is provided with the hook portion 11 of being convenient to control rope 5 hooks, and the two ends of controlling rope 5 are fixed with respectively hook 51,52, and hook 51,52 is provided with handle 8,9; Hook portion 11 comprises the first hook groove 11A and is arranged at the second hook groove 11B and the 3rd hook groove 11C of the first hook groove 11A both sides;
All hook groove lower ending openings are to allow hook 51,52 to enter, and hook 51,52 pushes against the upper limb of hook groove, and the upper limb of the first hook groove 11A is higher than the upper limb of the second hook groove 11B and the 3rd hook groove 11C.When the hook near the second hook groove 11B mono-side of controlling rope 5 is when the next, the hook of this side is hooked in the second hook groove 11B all the time.In like manner, when the hook near the 3rd hook groove 11C mono-side of controlling rope 5 is when the next, the hook of this side is hooked in the 3rd hook groove 11C all the time.Can avoid like this controlling the phenomenon that intersection knotting appears in rope 5, ensure the normal use of controlling stay cord 5.
The upper limb of the upper limb of the second hook groove 11B and the 3rd hook groove 11C is contour, and the second hook groove 11B and the 3rd hook groove 11C are located at the first hook groove 11A both sides symmetrically.
Foot-operated 2 are made up of rectangular tube structural section, control rope 5 and run through respectively foot-operated 2 upper head plate 21 and bottom plate 22, and shifting part 7 is between foot-operated 2 upper head plate 21 and bottom plate 22, and shifting part 7 has distance in the horizontal direction with hinge 6.Shifting part 7 has distance in the horizontal direction with hinge 6, makes foot-operated 2 moments of rotating around hinge 6 thereby can produce when shifting part 7 is moved up and down.This shifting part 7 is for being fixed on the rope sling of controlling on rope 5, and controlling rope 5 is wire rope.Foot-operated 2 can be to be also made up of H shaped steel, is not limited in rectangular tube structural section.
Cat ladder supervisor 1 is made up of rectangular tube structural section, and cat ladder supervisor 1 is provided with and allows the foot-operated 2 collection entrances 12 that are folded in cat ladder supervisor 1, each foot-operated 2 corresponding collection entrances 12.Certainly, cat ladder supervisor can be to be also made up of H shaped steel, is not limited in rectangular tube structural section.
Technical conceive of the present invention is: when original state, all foot-operated 2 are all concealed in cat ladder supervisor 1 tube chamber, and now, hinge 6 is positioned at foot-operated 1 top; Control 51,52 1 of two of stay cord 5 hooks upper one under.
Need to use at foot-operated 2 o'clock, first unclamp control stay cord 5 in the next hook, by drop-down in upper hook, now shifting part 7 moves upward and is resisted against foot-operated 2 upper head plate 21, continue to pull tricing line rope 5, shifting part 7 continues to move upward and drives foot-operated 2 to rotate up, until ride 2 perpendicular to cat ladder supervisor 1, in deployed condition.Foot-operated 2 when launch completely, 51,52 1 of two hooks controlling stay cord 5 upper another under, the upper-lower position of the hook 51,52 during just with original state is contrary.Hook 51,52 is hooked in corresponding hook groove, controls stay cord 5 and be fixed, foot-operated 2 are fixed in expanded position.
While needing to ride 2 storage, unclamp the next hook, upper hook is got off, now shifting part 7 moves downward the bottom plate 22 that touches foot-operated 2, continue to pull control stay cord 5, shifting part 7 drives foot-operated 2 to be rotated down, until foot-operated 2 in collection entrance 12 enters cat ladder supervisor 1 tube chamber completely, foot-operated 2 in collecting state.Foot-operated 2 enter cat ladder is responsible for 1 when interior, 51,52 1 of two hooks controlling stay cord 5 upper another under, now the upper-lower position of hook is identical with original state.Hook 51,52 is hooked in corresponding hook groove, controls stay cord 5 and be fixed, foot-operated 2 are fixed in collecting state.
The present invention have advantages of take up room little, easy to use.
Content described in this manual embodiment is only enumerating of way of realization to inventive concept; protection scope of the present invention should not be regarded as only limiting to the concrete form that embodiment states, protection scope of the present invention also and conceive the equivalent technologies means that can expect according to the present invention in those skilled in the art.
Claims (4)
1. concealed cat ladder, comprise the cat ladder supervisor and multiple evenly arrange along cat ladder supervisor's short transverse foot-operated that are fixed on tower body, it is characterized in that: foot-operated hinged with cat ladder supervisor, it rotates foot-operated and drive to launch or hiding driving mechanism is connected around hinge;
Driving mechanism comprises the fixed pulley that runs through successively all foot-operated control ropes and be arranged at pipe top of tower, controls rope and walks around this fixed pulley, and the two ends of control rope are all hooked in cat ladder supervisor's bottom and the two ends of control rope are variant in short transverse;
Control on rope and be fixed with and can stir the foot-operated shifting part rotating, each foot-operated corresponding shifting part; Neighbouring foot-operated expansion direction is contrary; Cat ladder supervisor bottom is provided with the hook portion of being convenient to control rope hook, and the two ends of controlling rope are fixed with respectively hook, and hook is provided with handle; Hook portion comprises the first hook groove and is arranged at the second hook groove and the 3rd hook groove of the first hook groove both sides;
All hook groove lower ending openings are to allow hook to enter, and hook pushes against the upper limb of hook groove, and the upper limb of the first hook groove is higher than the upper limb of the second hook groove and the 3rd hook groove.
2. concealed cat ladder as claimed in claim 1, is characterized in that: the upper limb of the upper limb of the second hook groove and the 3rd hook groove is contour, and the second hook groove and the 3rd hook groove are located at the first hook groove both sides symmetrically.
3. the concealed cat ladder as described in one of claim 1-2, it is characterized in that: ride and made by rectangular tube structural section, control rope and run through respectively foot-operated upper head plate and bottom plate, shifting part is between foot-operated upper head plate and bottom plate, and shifting part and hinge have distance in the horizontal direction.
4. concealed cat ladder as claimed in claim 3, is characterized in that: cat ladder supervisor be made up of rectangular tube structural section, and cat ladder supervisor is provided with and allows the foot-operated collection entrance being folded in cat ladder supervisor, each foot-operated corresponding collection entrance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210142278.3A CN102644438B (en) | 2012-05-09 | 2012-05-09 | Concealed ladder stand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210142278.3A CN102644438B (en) | 2012-05-09 | 2012-05-09 | Concealed ladder stand |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102644438A CN102644438A (en) | 2012-08-22 |
| CN102644438B true CN102644438B (en) | 2014-07-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210142278.3A Active CN102644438B (en) | 2012-05-09 | 2012-05-09 | Concealed ladder stand |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102644438B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102966302A (en) * | 2012-11-05 | 2013-03-13 | 徐国华 | Mistaken-climbing preventing ladder stand |
| CN107905718A (en) * | 2017-07-15 | 2018-04-13 | 陶红明 | The hanging ladder of quickly retracting pedal |
| CN112999463A (en) * | 2021-04-06 | 2021-06-22 | 青岛大学附属医院 | Movable infusion support |
| CN114087576B (en) * | 2021-11-16 | 2023-06-09 | 鹰潭朗吉创新技术有限公司 | Built-in hidden cat ladder structure's solar street lamp based on internet |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US928478A (en) * | 1908-04-22 | 1909-07-20 | William H Smalley | Telegraph-pole. |
| JPS5069892A (en) * | 1973-09-26 | 1975-06-10 | ||
| JPS50137198U (en) * | 1974-04-26 | 1975-11-12 | ||
| CN2632221Y (en) * | 2003-07-18 | 2004-08-11 | 陈国龙 | Outer arranged mono-pipe tower |
| CN101852063A (en) * | 2010-06-25 | 2010-10-06 | 陈国龙 | Maintenance-free hidden ladder for tower mast |
| CN202611579U (en) * | 2012-05-09 | 2012-12-19 | 电联工程技术股份有限公司 | Hidden cat ladder |
-
2012
- 2012-05-09 CN CN201210142278.3A patent/CN102644438B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US928478A (en) * | 1908-04-22 | 1909-07-20 | William H Smalley | Telegraph-pole. |
| JPS5069892A (en) * | 1973-09-26 | 1975-06-10 | ||
| JPS50137198U (en) * | 1974-04-26 | 1975-11-12 | ||
| CN2632221Y (en) * | 2003-07-18 | 2004-08-11 | 陈国龙 | Outer arranged mono-pipe tower |
| CN101852063A (en) * | 2010-06-25 | 2010-10-06 | 陈国龙 | Maintenance-free hidden ladder for tower mast |
| CN202611579U (en) * | 2012-05-09 | 2012-12-19 | 电联工程技术股份有限公司 | Hidden cat ladder |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102644438A (en) | 2012-08-22 |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: He Jian Inventor after: Xiong Zhicai Inventor after: Zhang Guangye Inventor after: Lang Jinquan Inventor after: Sun Youju Inventor before: Xiong Zhicai Inventor before: Zhang Yingpin Inventor before: Lang Jinquan Inventor before: Zeng Jianqing Inventor before: He Jian |
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| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: XIONG ZHICAI ZHANG YINGPIN LANG JINQUAN CENG JIANQING HE JIAN TO: HE JIAN XIONG ZHICAI ZHANG GUANGYE LANG JINQUAN SUN YOUJU |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |