CN101936125B - Protective assembly, ladder with same and safety support frame - Google Patents
Protective assembly, ladder with same and safety support frame Download PDFInfo
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- CN101936125B CN101936125B CN2010102254019A CN201010225401A CN101936125B CN 101936125 B CN101936125 B CN 101936125B CN 2010102254019 A CN2010102254019 A CN 2010102254019A CN 201010225401 A CN201010225401 A CN 201010225401A CN 101936125 B CN101936125 B CN 101936125B
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Abstract
The invention provides a protective assembly, a ladder with the same and a safety support frame, belonging to the field of ladders and relating to a safety accessory for enhancing the stability of the ladder and preventing the ladder from toppling. The ladder comprises ladder frames and stairs among the ladder frames, wherein the safety support frame is installed among the ladder frames and comprises an assembling support and a supporting body; and a safety protective belt is installed on the ladder frames and comprises a first flexible belt and a second flexible belt. The protective assembly fixed on the ladder can protect supported objects in all directions, effectively avoid the accident that the ladder topples, and also is suitable for binding an operator and the ladder so as to provide safe and reliable guarantee for the operator.
Description
Technical field
This case belongs to the ladder field, relates to reinforcement ladder stabilizer property, prevents the safety attachment that ladder is toppled over, especially but not limited to being applicable to single ladder or extension ladder.
Background technology
Known technology is like 200810232992.5 1 kinds of side-tilting prevention trestle ladders of disclosed Chinese patent; Comprise through hinge flexibly connect by two vertical ladder bodies; The top of two vertical ladder bodies is fixedly connected with working plate respectively; The pedal place is connected with the Flexible Safety band below in two vertical ladder bodies, below two working plate ends symmetry be fixedly connected with hanger, be connected with the anti-side pipe that stands upside down through two hangers.
01206938.8 1 kinds of Safety electrician ladders of disclosed again Chinese patent, it has been installed at the top can be fixed on stair the device on electric pole, the cable support line, guarantees that stair can be because of the situation of operating run-off the straight, toppling over; The device that can regulate stair ladder leg length has been installed in the stair bottom simultaneously, regulates stair ladder leg, guarantees on rugged ground, also can steadily lay this product.
The guard assembly that a kind of different structure is demanded in market urgently comes out, and satisfies the diversified demand of market to product, improves the security performance and the Adapter Property of ladder.
Summary of the invention
Problem to be solved by this invention is to overcome the above-mentioned defective that aforementioned techniques exists, and has the ladder of guard assembly and has guard assembly and the safety dependence frame thereof that safety relies on frame and provide a kind of.
The present invention solves safety and relies on the frame technical problem to take following technical scheme to realize, the safety dependence frame according to a kind of ladder provided by the invention comprises mount support, wherein, is equipped with on the said mount support 31 and relies on body 32; Said mount support 31 has the mount support crossbeam 311 that can be supported between the terraced frame, and the two ends turnover of this mount support crossbeam forms mount support lateral wall 312a, 312b, and this mount support lateral wall has preset height H; Said dependence body 32 has the dependence body 321 that mounts on mount support 31; This relies on the turnover of body two ends to form and relies on the 321a of side group, 321b; The middle part of this dependence body forms the dependence recess 3212 with preset cup depth h1; Rely on the bottom of recess to leave predetermined interval h2, see shown in Figure 2 between the mount support crossbeam 311;
The safety that is provided with thus relies on frame, and its elasticity that relies on the dependence recess of body to have appropriateness can form more proper " embracing " to being relied on object; The elasticity that appropriateness is arranged when perhaps human body relies on relies on human body and more haves a sense of security;
This case solves safety and relies on the frame technical problem can also take following technical scheme further to realize:
The safety of aforementioned ladder relies on frame, wherein, passes through to install antislip body 322 on the dependence recess of said dependence body; Be uniformly distributed with groove or the convexity of strengthening frictional force on the said antislip body;
The present invention solves the guard assembly technical problem and takes following technical scheme to realize, according to the guard assembly of a kind of ladder provided by the invention, wherein, it relies on frame 3 and safe protecting band 4 to form by safety; Be equipped with on the said mount support 31 and rely on body 32; Said mount support 31 has the mount support crossbeam 311 that can be supported between the terraced frame, and the two ends turnover of this mount support crossbeam forms mount support lateral wall 312a, 312b, and this mount support lateral wall has preset height H; Said dependence body 32 has the dependence body 321 that mounts on mount support 31; This relies on the turnover of body two ends to form and relies on the 321a of side group, 321b; The middle part of this dependence body forms the dependence recess 3212 with preset cup depth h1, relies on the bottom of recess to leave predetermined interval h2 between the mount support crossbeam 311;
Said safe protecting band 4 is made up of the first software band 41 and the second software band 42, and the other end that the first software band, 41 1 ends have the first software strap bolt, 411, the first software bands that can be connected with terraced frame has the component 431 of software band buckle 43; The other end that the second software band, 42 1 ends have the second software strap bolt, 421, the second software bands that can be connected with terraced frame has the parent part 432 of software band buckle 43;
The guard assembly that is provided with thus has safety to rely on frame to cooperate with the reasonable of safe protecting band, more helps ladder and is formed tight the contact with relying on object, strengthens the stability and the safety of persons of ladder.
This case solves the guard assembly technical problem and can also take following technical scheme further to realize:
The guard assembly of aforementioned ladder; Wherein, The said first software strap bolt by bolt band portion 4111 and bolt band portion two ends turnover forms fasten post 4111a, 4111b forms, what formation was transferred at this bolt band portion and its two ends fastens the integrally formed ∪ shape of post, the termination of fastening post has fixedly department of assembly.
This fastens the strap bolt pilot hole that post can stretch into terraced frame thus, realizes installing through the bolt and nut assembling, and the second software strap bolt is identical with the structure of the first software strap bolt;
The guard assembly of aforementioned ladder wherein, passes through to install antislip body 322 on the dependence recess of said dependence body; Be uniformly distributed with groove or the convexity of strengthening frictional force on the said antislip body.
The present invention solves the ladder technical problem and takes following technical scheme to realize, according to a kind of ladder provided by the invention, comprises the step between terraced frame and the terraced frame; Wherein, safety is installed between terraced frame relies on frame, said safety dependence frame is by mount support 31 and rely on body 32 to constitute;
Said mount support 31 has the mount support crossbeam 311 that can be supported between the terraced frame, and the two ends turnover of this mount support crossbeam forms mount support lateral wall 312a, 312b, and this mount support lateral wall has preset height H;
Said dependence body 32 has the dependence body 321 that mounts on mount support 31; This relies on the turnover of body two ends to form and relies on the 321a of side group, 321b; The middle part of this dependence body forms the dependence recess 3212 with preset cup depth h1, relies on the bottom of recess to leave predetermined interval h2 between the mount support crossbeam 311;
Form ladder thus with safety dependence frame, can be through improving ladder to improved the security reliability of ladder by the tight ness rating that relies on object to contact.
This case solves the ladder technical problem and can also take following technical scheme further to realize:
Aforementioned ladder; Wherein, safe protecting band 4 is installed also between terraced frame, this safe protecting band 4 is made up of the first software band 41 and the second software band 42; The first software band, 41 1 ends are connected with frame through the first software strap bolt, 411 ladders, and the other end of the first software band has the component 431 of software band buckle 43; The second software band, 42 1 ends are connected with terraced frame through the second software strap bolt 421, and the other end of the second software band has the parent part 432 of software band buckle 43;
Form ladder thus, be not only applicable to ladder and relied on object " binding ", the accident that ladder is toppled over takes place in avoiding the use of with guard assembly.Also applicable to " binding " of operating personnel and ladder, the personnel of work high above the ground provide safety guarantee on the ladder in order to stand in;
Aforementioned ladder, wherein, the said first software strap bolt is made up of the post of fastening that bolt band portion and the turnover of bolt band portion two ends form, and what formation was transferred at this bolt band portion and its two ends fastens the integrally formed ∪ shape of post, and the termination of fastening post has fixedly department of assembly.
Aforementioned ladder wherein, passes through to install antislip body 322 on the dependence recess of said dependence body; Be uniformly distributed with groove or the convexity of strengthening frictional force on the said antislip body;
Aforementioned ladder, wherein, said antislip body is the elastic anti-slip material.
Aforementioned ladder, wherein, the first software band 41 of said safe protecting band 4 or the second software band 42 have preset length and the configured length adjusting button 412 of being longer than the second software band 42 or the first software band 41.
Aforementioned ladder, wherein, the cup depth h1 of the dependence recess 3212 of said dependence body is less than mount support lateral wall preset height H; This antislip body is an elastomeric material;
Aforementioned ladder, wherein, the cup depth h1 of said dependence body and the described minimum interval h2 of portion sum are equivalent to mount support lateral wall preset height H;
This case technical solution problem can also take following technical scheme further to realize:
The present invention compared with prior art has significant advantage and beneficial effect.
Can be known that by above technical scheme the present invention is under the structure configuration of excellence, have following advantage at least: this case safety relies on the reasonable disposition of frame, ladder is strengthened the tight ness rating that is relied on the object contact, thereby improved ladder stabilizer property; Can also can improve the compatibility of ladder for the operating personnel provides dependence to the audient.
This case relies on frame to combine with safe protecting band to constitute guard assembly safety, and the guard assembly that is fixed on the ladder can be held firmly the accident that can effectively avoid ladder to topple over to object is comprehensive by dependence; It is also applicable to " binding " of operating personnel and ladder, for the operating personnel provides safe and reliable guarantee;
The safety that this case provides relies on frame to be configured in separately on the ladder; Also can combine to constitute guard assembly with safe protecting band is configured on the ladder; Suitability is extensive, can effectively satisfy the diversified demand of market to product, effectively improves the security performance and the Adapter Property of ladder.This case simple structure low cost of manufacture, the industry of being more convenient for promotion and application.
The specific embodiment of the present invention is provided by following examples and accompanying drawing thereof in detail.
Description of drawings
Fig. 1 is the protective construction sketch map of this case ladder;
Fig. 2 is that safety relies on the shelf structure sketch map in this case guard assembly;
Fig. 2 a is that the safety that antislip body is installed in this case guard assembly relies on the shelf structure sketch map;
Fig. 3 is a safe protecting band structural representation in this case guard assembly.
The specific embodiment
Below in conjunction with preferred embodiment, to according to the specific embodiment provided by the invention, characteristic and effect thereof, specify as after; For simple and purpose clearly, the omission that hereinafter is appropriate the description of known technology, in order to avoid those unnecessary details influences are to the description of present technique scheme.
Shown in Fig. 1-3, a kind of ladder with guard assembly comprises the step 2 between terraced frame 1a, 1b and the terraced frame; Wherein, guard assembly is installed between the terraced frame, and said guard assembly can be configured in the top position of ladder by the general job custom; Guard assembly relies on frame 3 and safe protecting band 4 to form by safety;
Said safety relies on frame, and mount support 31 constitutes with the dependence body 32 that can be installed on the mount support between the terraced frame by being fixed in;
Said mount support 31 has the mount support crossbeam 311 that can be supported between the terraced frame, and the two ends turnover of this mount support crossbeam forms mount support lateral wall 312a, 312b, and this mount support lateral wall has preset height H; This mount support lateral wall has two effects, and the one, take this dependence body 32 is installed on the mount support 31; The 2nd, take this to rely on frame 3 integral installations last safety at terraced frame 1a, the 1b of step both sides;
Said dependence body 32 has the dependence body 321 that mounts on mount support 31; This relies on the turnover of body two ends to form and relies on the 321a of side group, 321b; The middle part of this dependence body forms the dependence recess 3212 with preset cup depth h1; The cup depth h1 of said dependence recess 3212 forms the dependence concave bottom that relies on body thus and arrives the predetermined interval h2 between the mount support crossbeam less than aforesaid mount support lateral wall preset height H, and h2 relies on the minimum interval portion that forms between body and the mount support crossbeam; The cup depth h1 and the described minimum interval h2 of the portion sum of so far visible dependence body are equivalent to mount support lateral wall preset height H, see Fig. 2;
The elasticity that appropriateness is arranged when human body is relied on is set thus, and human body relies on more comfortable;
And ladder relies on like electric pole, trees etc. when similarly column relies on object, and the elasticity that relies on the dependence recess of body to have appropriateness can rely on object to form more proper " embracing " to column;
Further, through fixture 33 antislip body 322 is installed on the dependence recess of said dependence body; Be uniformly distributed with groove 3221 or the convexity of strengthening frictional force on the said antislip body, this antislip body is the elastic anti-slip material, includes but not limited to commercially available elastomeric material;
Said safe protecting band 4 by be configured on the terraced frame the first software band 41 be configured on another terraced frame the second software band 42 and form; The first software band, 41 1 ends are connected with a terraced frame 1a through the first software strap bolt 411, and the component 431 of software band buckle 43 is installed in the other end of the first software band; The second software band, 42 1 ends are connected with another terraced frame 1b through the second software strap bolt 421, and the parent part 432 of software band buckle 43 is installed in the other end of the second software band; Buckle, parent part can be commercially available belt fasteners, or other known buckle, will not give unnecessary details;
The first software band 41 of said safe protecting band 4 or the second software band 42 have preset length and the configured length adjusting button 412 of being longer than the second software band 42 or the first software band 41; The length adjustment buckle structure is a known technology, as being the structure that commercially available clothes such as skirt and trousers are worn adjusting button, will not give unnecessary details,
Thus when extension ladder relies on by the dependence object; Being configured in software band long in the safe protecting band on the extension ladder can wind with one circuit on by the dependence object; So that extension ladder relies on object " binding " with quilt, length-adjustment buckle 412 can arbitrarily be adjusted the length of this software band, more affine audient.
The said first software strap bolt by bolt band portion 4111 and bolt band portion two ends turnover form fasten post 4111a, 4111b forms; This bolt band portion and the turnover of its two ends form fastens the integrally formed ∪ shape of post; The termination of fastening post has thread, and this fastens the strap bolt pilot hole that post can stretch into terraced frame thus, realizes installing through the bolt and nut assembling; Also can be other known fit, the second software strap bolt be identical with the structure of the first software strap bolt;
This case safety relies on frame to use and gives an example:
Safety relies on frame to be installed in top position or other predeterminated position of first step of ladder, has frictional force one side feasible one-tenth ladder the effect to rely on thing " grab take " of the dependence recess of antislip body through antislip body; Improve ladder to being relied on the closeness of contact of object;
This case guard assembly is used and is given an example:
Guard assembly generally is positioned on the top position of first step of ladder; The first software band 41 of safe protecting band 4 and the second software band 42 are installed in the left and right terraced frame upper end of extension ladder respectively; Safety relies on frame 3 to be installed in appropriate location, safe protecting band 4 below, referring to Fig. 1;
Guard assembly is when relying on when extension ladder like electric pole, trees etc. that similarly column relies on object; Have the 32 pairs of columns of dependence body that rely on recess and rely on object formation partly to enclose " embracing ", the first software band 41 of safe protecting band 4 and the second software band 42 launch just as both arms, cooperate to rely on recess to rely on object to embrace therein column; The antislip body 322 of dependence recess can be effectively anti-skidding; Guaranteeing extension ladder and to be relied on the tight of object to contact, adjust the first software band 41 or the second software band 42 length, it can be wound with one circuit being relied on the object; Strengthen degree of holding tightly; Avoid ladder occurrence of tilting in use, strengthen the stability of extension ladder, for the personnel that stand on the ladder provide reliable safety guarantee.
This case guard assembly is also applicable to the protection to the operating personnel; Backrest with the dependence body 32 lucky formation personnel dependence that rely on recess; The first software band of safe protecting band and second software have as going up both arms to ladder length; The work high above the ground personnel stand in operation on the ladder with guard assembly, can more have a sense of security.
After the preferred embodiment that specifies, be familiar with this technological personage and can clearly understand, do not break away from following claim with spiritual under can carry out various variations and modification, and the present invention also is not subject to the embodiment of the embodiment that lifts in the specification.
Claims (10)
1. the guard assembly of a ladder is characterized in that, it relies on frame and safe protecting band to form by safety; The dependence body is housed on the said mount support; Said mount support has the mount support crossbeam that can be supported between the terraced frame, and the two ends turnover of this mount support crossbeam forms the mount support lateral wall, and this mount support lateral wall has preset height; Said dependence body has the dependence body that mounts on mount support; This relies on the turnover of body two ends to form and relies on side group; The middle part of this dependence body forms the dependence recess with preset cup depth, relies on the bottom of recess between the mount support crossbeam, to leave predetermined interval; The cup depth of the dependence recess of said dependence body is equivalent to mount support lateral wall preset height less than the cup depth of mount support lateral wall preset height or said dependence body and described minimum interval portion sum;
Said safe protecting band is made up of the first software band and the second software band, and the first software band, one end has the first software strap bolt that can be connected with terraced frame, and the other end of the first software band has the component of software band buckle; The second software band, one end has the second software strap bolt that can be connected with terraced frame, and the other end of the second software band has the parent part of software band buckle.
2. the guard assembly of ladder according to claim 1; It is characterized in that; The said first software strap bolt is made up of the post of fastening that bolt band portion and the turnover of bolt band portion two ends form, and what formation was transferred at this bolt band portion and its two ends fastens the integrally formed U shape of post, and the termination of fastening post has fixedly department of assembly.
3. like the guard assembly of the said ladder of claim 2, it is characterized in that, pass through to install antislip body on the dependence recess of said dependence body; Be uniformly distributed with groove or the convexity of strengthening frictional force on the said antislip body.
4. a ladder comprises the step between terraced frame and the terraced frame; It is characterized in that, safety is installed relies on frame that said safety dependence frame is by mount support and rely on body to constitute between terraced frame;
Said mount support has the mount support crossbeam that can be supported between the terraced frame, and the two ends turnover of this mount support crossbeam forms the mount support lateral wall, and this mount support lateral wall has preset height;
Said dependence body has the dependence body that mounts on mount support; This relies on the turnover of body two ends to form and relies on side group; The middle part of this dependence body forms the dependence recess with preset cup depth, relies on the bottom of recess between the mount support crossbeam, to leave predetermined interval;
The cup depth of the dependence recess of said dependence body is equivalent to mount support lateral wall preset height less than the cup depth of mount support lateral wall preset height or said dependence body and described minimum interval portion sum.
5. like the said ladder of claim 4; It is characterized in that, safe protecting band also is installed between terraced frame, this safe protecting band is made up of the first software band and the second software band; The first software band, one end is connected with frame through first software strap bolt ladder, and the other end of the first software band has the component of software band buckle; The second software band, one end is connected with terraced frame through the second software strap bolt, and the other end of the second software band has the parent part of software band buckle.
6. like the said ladder of claim 5, it is characterized in that the said first software strap bolt is made up of the post of fastening that bolt band portion and the turnover of bolt band portion two ends form, what formation was transferred at this bolt band portion and its two ends fastens the integrally formed U shape of post, and the termination of fastening post has fixedly department of assembly.
7. like the said ladder of claim 6, it is characterized in that, pass through to install antislip body on the dependence recess of said dependence body; Be uniformly distributed with groove or the convexity of strengthening frictional force on the said antislip body; Said antislip body is the elastic anti-slip material; The first software band of said safe protecting band or the second software band have preset length and the configured length adjusting button of being longer than the second software band or the first software band.
8. like the said ladder of claim 7, it is characterized in that said antislip body is an elastomeric material.
9. the safety that is used for the arbitrary ladder of claim 4-8 relies on frame, comprises mount support, it is characterized in that, the dependence body is housed on the said mount support; Said mount support has the mount support crossbeam that can be supported between the terraced frame, and the two ends turnover of this mount support crossbeam forms the mount support lateral wall, and this mount support lateral wall has preset height; Said dependence body has the dependence body that mounts on mount support; This relies on the turnover of body two ends to form and relies on side group; The middle part of this dependence body forms the dependence recess with preset cup depth, relies on the bottom of recess between the mount support crossbeam, to leave predetermined interval; The cup depth of the dependence recess of said dependence body is equivalent to mount support lateral wall preset height less than the cup depth of mount support lateral wall preset height or said dependence body and described minimum interval portion sum.
10. the safety like the said ladder of claim 9 relies on frame, it is characterized in that, passes through to install antislip body on the dependence recess of said dependence body; Be uniformly distributed with groove or the convexity of strengthening frictional force on the said antislip body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102254019A CN101936125B (en) | 2010-07-14 | 2010-07-14 | Protective assembly, ladder with same and safety support frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102254019A CN101936125B (en) | 2010-07-14 | 2010-07-14 | Protective assembly, ladder with same and safety support frame |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101936125A CN101936125A (en) | 2011-01-05 |
| CN101936125B true CN101936125B (en) | 2012-08-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102254019A Active CN101936125B (en) | 2010-07-14 | 2010-07-14 | Protective assembly, ladder with same and safety support frame |
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| Country | Link |
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| CN (1) | CN101936125B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3792756A (en) * | 1973-04-25 | 1974-02-19 | H Kelly | Safety attachment for ladder |
| DE19937590A1 (en) * | 1998-08-10 | 2000-03-02 | Kastriot Merlaku | Ladder with fixing system for securing top end of ladder |
| CN2489088Y (en) * | 2000-12-01 | 2002-05-01 | 葛科 | Ladder with arc top crossbeam |
| JP2006328846A (en) * | 2005-05-27 | 2006-12-07 | Tetsuo Kamikatsu | Ladder fixing device |
| JP3995669B2 (en) * | 2004-08-09 | 2007-10-24 | 栄進電気工事有限会社 | Ladder fixture |
| CN201137455Y (en) * | 2007-11-22 | 2008-10-22 | 湖北省电力公司咸宁供电公司 | Antiskid insulated flat ladder |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02120491A (en) * | 1988-10-27 | 1990-05-08 | Kyowa Tsushin Kensetsu Kk | Method and apparatus for binding operation of ladder to column |
| JP4083726B2 (en) * | 2004-10-08 | 2008-04-30 | 實 冨田 | Cylindrical ladder fixing device |
-
2010
- 2010-07-14 CN CN2010102254019A patent/CN101936125B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3792756A (en) * | 1973-04-25 | 1974-02-19 | H Kelly | Safety attachment for ladder |
| DE19937590A1 (en) * | 1998-08-10 | 2000-03-02 | Kastriot Merlaku | Ladder with fixing system for securing top end of ladder |
| CN2489088Y (en) * | 2000-12-01 | 2002-05-01 | 葛科 | Ladder with arc top crossbeam |
| JP3995669B2 (en) * | 2004-08-09 | 2007-10-24 | 栄進電気工事有限会社 | Ladder fixture |
| JP2006328846A (en) * | 2005-05-27 | 2006-12-07 | Tetsuo Kamikatsu | Ladder fixing device |
| CN201137455Y (en) * | 2007-11-22 | 2008-10-22 | 湖北省电力公司咸宁供电公司 | Antiskid insulated flat ladder |
Non-Patent Citations (1)
| Title |
|---|
| JP特开2006-104858A 2006.04.20 |
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| CN101936125A (en) | 2011-01-05 |
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Effective date of registration: 20180611 Address after: 300000 No. 980, Nan Jin Wai Road, North Sun Zhuang village, Da Zhang Zhuang Town, Beichen District, Tianjin Patentee after: Tianjin Jinmao Home Products Co., Ltd. Address before: 300402 East 980, jinchong Road, Da Zhang Zhuang Town, Beichen District, Tianjin Patentee before: Jinmao Group Co., Ltd., Tianjin City |