CN207420434U - A kind of high step ladder of safety - Google Patents
A kind of high step ladder of safety Download PDFInfo
- Publication number
- CN207420434U CN207420434U CN201720985490.4U CN201720985490U CN207420434U CN 207420434 U CN207420434 U CN 207420434U CN 201720985490 U CN201720985490 U CN 201720985490U CN 207420434 U CN207420434 U CN 207420434U
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- CN
- China
- Prior art keywords
- movable block
- fixedly connected
- movable
- step ladder
- platform
- Prior art date
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Abstract
The utility model discloses a kind of high step ladders of safety, including step ladder, the bottom of the step ladder has been movably connected with the first movable block and the second movable block, first movable block is located at the left side of the second movable block, first movable block is connected with the first expansion bend between the second movable block, movable second expansion bend is connected at the top of second movable block, the top movable of second expansion bend is connected with support column, platform and movable rail and nonfloating rail are connected on the left of the telescopic mast, the platform on the surface of telescopic mast in being fixedly connected with welding block.The utility model is coordinated by clamping block, shank and knob, clamping block is reached by being connected to the right side of shank, it shakes hands secondly by outside pull, so as to extract shank out, so as to which active pull rod be raised upwards by push actuator, activity pulls down, and various height crowds uses are adapted to so as to solve protective fence.
Description
Technical field
The utility model is related to step ladder protection technology fields, are specially a kind of high step ladder of safety.
Background technology
Step ladder, nickname ladder truck, staircase of ascending a height.It is a kind of equipment that staff is helped to climb up certain altitude, it is
Belong to warehouse logistics management industry, there are many different types of ladder trucks, for material using stainless steel to be optimum, step ladder is one
Kind for operation principle help user highly to climb up the height of specific position, so as to obtain cargo or climb up certain altitude
Equipment.Simultaneously it also have it is other also known as, ladder truck, staircase of ascending a height, all referring to be step ladder.Common step ladder is stainless
Steel material, the step ladder of international standard are the step ladders that there is handrail, bipod to diverge to, and can so ensure that the structure of step ladder is steady
Qualitative, so as to ensure the personal safety of mountaineer, also there is hidden danger together in the step ladder sold currently on the market in protection,
When construction personnel station is on the station plate at top, since the protective fence around the plate of station is fixed, when protective fence is short, can lead
Cause the hidden danger that drops down of operating personnel, when operation can be caused when protective plate is long, to oneself bring it is many not
Just.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides a kind of high step ladder of safety, solves
The problem of above-mentioned proposed step ladder protective capacities is poor.
(2) technical solution
To achieve the above object, the utility model provides following technical solution：A kind of high step ladder of safety,
Including step ladder, the bottom of the step ladder has been movably connected with the first movable block and the second movable block, first activity
Block is located at the left side of the second movable block, and the first expansion bend, institute are connected between first movable block and the second movable block
It states and the second expansion bend is connected at the top of the second movable block, the top movable of second expansion bend is connected with telescopic mast, described
Platform, movable rail and nonfloating rail are connected on the left of telescopic mast, the platform connects in fixed on the surface of telescopic mast
Welding block is connected to, the internal activity of the guardrail is connected with shank, and the left wall of movable rail is run through in the left side of the shank
And be fixedly connected with the right wall of knob, the clamping block being fixedly connected on the right side of the shank runs through the right wall of movable rail and prolongs
The internal activity connection buckling groove of telescopic mast is extended, the bottom of the guardrail is fixedly connected with handle, and the movable rail is just
Right side of face is fixedly connected with push actuator, and the bottom of the platform is fixedly connected with platform ladder, and the described terraced left and right sides is fixed equal
Railing is fixedly connected with, the banister top is fixedly connected with handrail, and the right side upper and lower ends of the movable rail are fixed to be connected
Pulley is connected to, pulley groove is offered in the left-hand face of the telescopic mast, protective plate is fixedly connected between the telescopic mast.
Preferably, the rear portion of first movable block is fixedly connected with platform ladder.
Preferably, it is fixedly connected with nonfloating rail on the right side of the handrail.
Preferably, first movable block and the second movable block bottom are connected with idler wheel.
Preferably, the pulley is flexibly connected in the notch of pulley groove.
Preferably, the bottom of the push actuator is fixedly connected with nonfloating rail.
(3) advantageous effect
The utility model provides a kind of high step ladder of safety.Possesses following advantageous effect：
(1) the utility model is coordinated by clamping block, shank and knob, has reached clamping block by being connected to shank
Right side, shake hands secondly by outside pull, so as to extract shank out, so as to being pushed up active pull rod by push actuator
It rises, activity pulls down, and various height crowds uses are adapted to so as to solve protective fence.
(2) the utility model is coordinated by the first expansion bend and the second expansion bend, has been reached through the first expansion bend to the
Two movable blocks are shunk, and secondly the second expansion bend is raised on the second movable block, so as to improve step ladder in ground
The distance in face, on the contrary it is moved to the left by the second movable block on the first expansion bend, so as to the second expansion bend retracted downward, thus
Step ladder is reduced in the distance on ground.
(3) the utility model is coordinated by telescopic mast, platform and welding block, has been reached by between platform and telescopic mast
Welding block is fixedly connected with, is connected to so that platform is more firm on telescopic mast, when avoiding long-time, platform occurs what is be broken
Problem.
Description of the drawings
Fig. 1 is the utility model side view；
Fig. 2 is the utility model protection plate structure schematic diagram.
In figure：1 step ladder, 2 platforms, 3 welding blocks, 4 second expansion bends, 5 clamping blocks, 6 telescopic masts, 7 handles, 8 activity shields
Column, 9 knobs, 10 idler wheels, 11 push actuator, 12 handrails, 13 railings, 14 first movable blocks, 15 ladders, 16 pulley grooves, 17 pulleys, 18
Buckling groove, 19 shanks, 20 second movable blocks, 21 first expansion bends, 22 nonfloating rails, 23 protective plates.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained shall fall within the protection scope of the present invention.
As shown in Figs. 1-2, the utility model provides a kind of technical solution：A kind of high step ladder of safety, bag
Step ladder 1 is included, the bottom of step ladder 1 has been movably connected with the first movable block 14 and the second movable block 20, the first movable block 14
Positioned at the left side of the second movable block 20, the first expansion bend 21 is connected between the first movable block 14 and the second movable block 20,
The top of second movable block 20 is connected with the second expansion bend 4, and the top movable of the second expansion bend 4 is connected with telescopic mast 6, when first
Expansion bend 21 is moved to the left, and secondly the second expansion bend 4 is moved upwards, is risen so as to reach step ladder 1
Height is shunk to the right secondly by the first expansion bend 21, and the second expansion bend 4 is extended upwards, so as to reach ascending aid 1
Rising, the left side of telescopic mast 6 is connected to platform 2, movable rail 8 and nonfloating rail 22, and platform 2 is in the table of telescopic mast 6
Welding block 3 is fixedly connected on face, may be used as by welding block 3 to fixed between platform 2 and telescopic mast 6, next is necessary for
It is welded on and obtains above, avoiding being broken between platform 2 and telescopic rod 6 must happen, and the internal activity of guardrail 8 is connected with shank
19, the left side of shank 19 is run through the left wall of movable rail 8 and is fixedly connected with the right wall of knob 9, and the right side of shank 19 is consolidated
Surely the clamping block 5 connected runs through the right wall of movable rail 8 and extends to the internal activity connection buckling groove 18 of telescopic mast 6, guardrail
8 bottom is fixedly connected with handle 7, and the positive right side of face of movable rail 8 is fixedly connected with push actuator 11, and the bottom of platform 2 is fixed
Platform ladder 15 is connected with, the left and right sides of platform ladder 15, which is fixed, has been fixedly connected with railing 13, and 13 top of railing is fixedly connected with handrail
12, the right side upper and lower ends of movable rail 8 have been fixedly connected with pulley 17, and pulley groove is offered in the left-hand face of telescopic mast 6
16, protective plate 23 is fixedly connected between telescopic mast 6, it can be to personality by using protective plate 23 is connected between two telescopic masts 6
Gear, avoids it from dropping down, and the rear portion of the first movable block 14 is fixedly connected with platform ladder 15, and the right side of handrail 12 is fixedly connected with admittedly
Determine guardrail 22, the first movable block 14 and 20 bottom of the second movable block are connected with idler wheel 10, and pulley 17 is in pulley groove 16
Notch is flexibly connected, and the bottom of push actuator 11 is fixedly connected with nonfloating rail 22, and nonfloating rail 22 is used as and handrail 12 is connected
It connects, so as to which handrail 12 be fixed, enhances protective.
In use, when height is adjusted, it can be by the way that the first expansion bend 21 be drawn high to the right, secondly second stretches
4 retracted downward of contracting device is that step ladder 1 declines, is shunk to the left by the first expansion bend 21, secondly stretched 4 second
It shrinks upwards, is that step ladder 1 rises, the shank 19 connected by extracting 8 internal activity of movable rail out, so as in work
The pulley groove 16 that the pulley 17 of right side both ends flexible connection and the left-hand face of telescopic mast 6 of dynamic guardrail 8 open up coordinates, so as to reach
To movement, it can be risen with adjuster and either declined.
It can to sum up obtain, by 9 cooperation of clamping block 5, shank 19 and knob, reach clamping block 5 by being connected to grafting
The right side of bar 19 shakes hands 9 secondly by outside pull, so as to extract shank 19 out, so as to by push actuator 11 by activity
Pull rod 8 raises upwards, and activity pulls down, and adapts to various height crowds uses so as to solve anti-movable rail 8, is stretched by first
21 and second expansion bend 4 of contracting device coordinates, and has reached and has been shunk by the first expansion bend 21 to the second movable block 20, next second
Expansion bend 4 is raised on the second movable block 20, so as to improve step ladder 1 in the distance on ground, otherwise passes through second
Movable block 20 is moved to the left on the first expansion bend 21, so as to 4 retracted downward of the second expansion bend, so as to reduce step ladder 1 in ground
The distance in face is coordinated by telescopic mast 6, platform 2 and welding block 3, has been reached and has been connected by fixed between platform 2 and telescopic mast 6
Welding block 3 is connect, is connected to so that platform 2 is more firm on telescopic mast 6, avoid standing for a long time occurs what is be broken on platform 2
Problem.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to
Non-exclusive inclusion, so that process, method, article or equipment including a series of elements not only will including those
Element, but also including other elements that are not explicitly listed or further include as this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence " including a reference structure ", is not arranged
Except also there are other identical elements in the process, method, article or apparatus that includes the element.
While there has been shown and described that the embodiment of the utility model, for the ordinary skill in the art,
It is appreciated that in the case where not departing from the principle of the utility model and spirit can these embodiments be carried out with a variety of variations, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of high step ladder of safety, including step ladder (1), it is characterised in that：The bottom of the step ladder (1)
The first movable block (14) and the second movable block (20) are movably connected with, first movable block (14) is located at the second movable block
(20) left side is connected with the first expansion bend (21), institute between first movable block (14) and the second movable block (20)
It states and the second expansion bend (4) is connected at the top of the second movable block (20), the top movable of second expansion bend (4), which is connected with, stretches
Contracting column (6) is connected to platform (2), movable rail (8) and nonfloating rail (22), the station on the left of the telescopic mast (6)
Platform (2) is connected with shank in being fixedly connected with welding block (3), the internal activity of the guardrail (8) on the surface of telescopic mast (6)
(19), the left side of the shank (19) is run through the left wall of movable rail (8) and is fixedly connected with the right wall of knob (9), described
The clamping block (5) being fixedly connected on the right side of shank (19) runs through the right wall of movable rail (8) and extends to the interior of telescopic mast (6)
Portion's flexible connection buckling groove (18), the bottom of the guardrail (8) is fixedly connected with handle (7), the front of the movable rail (8)
Right side is fixedly connected with push actuator (11), and the bottom of the platform (2) is fixedly connected with platform ladder (15), a left side for described ladder (15)
Right both sides, which are fixed, has been fixedly connected with railing (13), and handrail (12), the activity shield are fixedly connected at the top of the railing (13)
The right side upper and lower ends on column (8) have been fixedly connected with pulley (17), and pulley groove is offered in the left-hand face of the telescopic mast (6)
(16), it is fixedly connected with protective plate (23) between the telescopic mast (6).
2. a kind of high step ladder of safety according to claim 1, it is characterised in that：First movable block
(14) it is terraced (15) that rear portion is fixedly connected with platform.
3. a kind of high step ladder of safety according to claim 1, it is characterised in that：The handrail (12)
Right side is fixedly connected with nonfloating rail (22).
4. a kind of high step ladder of safety according to claim 1, it is characterised in that：First movable block
(14) and the second movable block (20) bottom is connected with idler wheel (10).
5. a kind of high step ladder of safety according to claim 1, it is characterised in that：The pulley (17) in
The notch flexible connection of pulley groove (16).
6. a kind of high step ladder of safety according to claim 1, it is characterised in that：The push actuator (11)
Bottom be fixedly connected with nonfloating rail (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720985490.4U CN207420434U (en) | 2017-08-08 | 2017-08-08 | A kind of high step ladder of safety |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720985490.4U CN207420434U (en) | 2017-08-08 | 2017-08-08 | A kind of high step ladder of safety |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207420434U true CN207420434U (en) | 2018-05-29 |
Family
ID=62314696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720985490.4U Expired - Fee Related CN207420434U (en) | 2017-08-08 | 2017-08-08 | A kind of high step ladder of safety |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207420434U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111348600A (en) * | 2020-05-07 | 2020-06-30 | 苏州骏捷升降机械科技有限公司 | Hydraulic elevator device that security performance is high |
-
2017
- 2017-08-08 CN CN201720985490.4U patent/CN207420434U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111348600A (en) * | 2020-05-07 | 2020-06-30 | 苏州骏捷升降机械科技有限公司 | Hydraulic elevator device that security performance is high |
| CN111348600B (en) * | 2020-05-07 | 2023-11-28 | 苏州骏捷升降机械科技有限公司 | Hydraulic lifter device with high safety performance |
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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: 20180529 Termination date: 20190808 |