CN110924854A - Ladder capable of moving within small range - Google Patents
Ladder capable of moving within small range Download PDFInfo
- Publication number
- CN110924854A CN110924854A CN201911277142.1A CN201911277142A CN110924854A CN 110924854 A CN110924854 A CN 110924854A CN 201911277142 A CN201911277142 A CN 201911277142A CN 110924854 A CN110924854 A CN 110924854A
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- CN
- China
- Prior art keywords
- moving
- ladder
- fixed
- cavity
- movable
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C5/00—Ladders characterised by being mounted on undercarriages or vehicles Securing ladders on vehicles
- E06C5/02—Ladders characterised by being mounted on undercarriages or vehicles Securing ladders on vehicles with rigid longitudinal members
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C5/00—Ladders characterised by being mounted on undercarriages or vehicles Securing ladders on vehicles
- E06C5/32—Accessories, e.g. brakes on ladders
Abstract
The invention discloses a ladder capable of moving in a small range, which comprises a casing, wherein two tire cavities with downward openings are arranged on the lower end surface of the casing, a fixing mechanism is arranged in each tire cavity, a moving cavity with an upward opening is arranged in the casing, a moving mechanism is arranged in each moving cavity, each moving mechanism comprises a moving plate capable of moving left and right in each moving cavity, a rotating mechanism is arranged in each working cavity, each rotating mechanism comprises two moving blocks capable of moving left and right in each working cavity, a rotating cavity with an upward opening is arranged on the upper end surface of each moving block, when workers use the ladder to work in a small range, the position of the ladder is adjusted without going up or down the ladder, the working efficiency is reduced, the working continuity is broken, the ladder is fixed by fixing tires, even after the ladder is used for a long time, the wear of the tire will be less and the effect on the friction effect will be less.
Description
Technical Field
The invention relates to the field of lifting devices, in particular to a ladder capable of moving within a small range.
Background
When interior decoration, the workman often need operate in higher place with the help of the ladder, climb the higher position operation back of ladder when the workman, when needing to carry out the operation to other places, need the workman to get off from the ladder, remove the ladder, then climb the ladder once more, this has wasted a lot of time, has influenced workman's work continuity, and the lower extreme of general ladder is after long-time the use, the friction effect worsens, causes very easily and skids, influences workman's personal safety.
Disclosure of Invention
The invention aims to solve the technical problem of providing a ladder capable of moving within a small range, and solving the problems that the fixing effect of a common ladder is poor after the common ladder is used for a long time, the position of the ladder needs to be continuously adjusted during use, and the like.
The invention is realized by the following technical scheme.
The ladder capable of moving within a small range comprises a machine shell, wherein two tire cavities with downward openings are formed in the lower end face of the machine shell, a fixing mechanism is arranged in each tire cavity and comprises a tire shaft rotatably arranged on the rear end wall of each tire cavity, two tires are symmetrically arranged on each tire shaft in a front-back mode, two clamping grooves are formed in the left end wall and the right end wall of each tire cavity, clamping rods are arranged in the clamping grooves in a left-right moving mode, and the two clamping rods are close to each other and can enable the tire shafts to stop rotating;
a moving cavity with an upward opening is formed in the shell, a moving mechanism is arranged in the moving cavity and comprises a moving plate capable of moving left and right in the moving cavity, a fixed plate with an upward opening is arranged in the moving plate, two transmission shafts are symmetrically and rotatably arranged on the rear end wall of the moving cavity in a left-right mode, a winding wheel and a first belt wheel are sequentially and fixedly arranged on the transmission shafts from back to front, a hemp rope is wound on the winding wheel, an elastic belt is wound on the first belt wheel, and the two clamping rods can be close to each other through the rotation of the winding wheel;
the utility model discloses a vertical moving block, including the work intracavity, be equipped with slewing mechanism, slewing mechanism includes that two can the removal movable block is controlled to the work intracavity, the movable block up end is equipped with the ascending rotation chamber of opening, it is equipped with the pin to rotate the fixed pin that is equipped with of chamber rear end wall, it is equipped with the dwang to rotate on the pin, the movable block upside is equipped with the riser, be equipped with in the riser and erect the groove, the fixed six horizontal poles that are equipped with of terminal surface before the riser, erect the inslot and can reciprocate and be equipped with the dwang, the terminal surface of movable block is fixed and is equipped with magnet, two when the movable block is close to.
Preferably, a clamping block is fixedly arranged on one section of the clamping rod, a clamping spring is connected between the other end face of the clamping rod and the end wall of the clamping groove, and a thin wire is connected to the other end face of the clamping rod.
Preferably, the lower terminal wall that removes the chamber is equipped with the ascending motor chamber of opening, the fixed motor that is equipped with of motor chamber rear end wall, the terminal surface rotates and is equipped with the motor shaft before the motor, the fixed motor gear that is equipped with on the motor shaft, the fixed rack that is equipped with of terminal surface under the movable plate, movable plate rear end face bilateral symmetry is equipped with two torsional spring grooves, the torsional spring inslot is equipped with the driving shaft, the driving shaft with be equipped with the torsional spring between the torsional spring groove, last second band pulley and the rope winding wheel of being equipped with in proper order of following of going forward in the back of following of driving shaft, walk around on the second band pulley elasticity belt, the last string that winds of rope winding wheel, be connected with on the terminal.
Preferably, a fixed plate is fixedly arranged on the front end face of the vertical plate, a switch is fixedly arranged on the upper end face of the fixed plate, a connecting plate is fixedly arranged on the end face of the vertical plate, a connecting rod is fixedly arranged on the other end face of the connecting plate, a rotating sleeve is fixedly arranged on the right end face of the connecting rod on the left side, a through groove is formed in the rotating sleeve of the threo fox, a cross shaft is fixedly arranged on the left end face of the connecting rod on the right side, the two switches are electrically connected with the motor, and a reset spring is connected between the end face of the.
Preferably, when the second belt wheel is close to or far away from the first belt wheel, the elastic belt can still transmit power.
Preferably, the elastic force of the return spring is greater than the elastic force of the torsion spring.
Preferably, the twine is composed of two of the fine threads.
The invention has the beneficial effects that: when the workman used this device to carry out the operation, when needing the ladder to carry out the change of minizone within a definite time, need not ladder from top to bottom, adjust the position of ladder, reduced work efficiency, broken work continuity, this device fixes the device through fixed tire, even long-time back of using, the wearing and tearing of tire can be less, and is less to the influence of friction effect.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is an enlarged view of the point A in FIG. 1;
FIG. 3 is a schematic view of the direction B-B in FIG. 1;
FIG. 4 is a schematic view in the direction C-C of FIG. 1;
fig. 5 is a schematic view in the direction D-D in fig. 1.
Detailed Description
The invention will now be described in detail with reference to fig. 1-5, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The ladder capable of moving within a small range, which is described in conjunction with fig. 1-5, includes a casing 49, two tire cavities 10 with downward openings are provided on the lower end surface of the casing 49, a fixing mechanism 56 is provided in the tire cavity 10, the fixing mechanism 56 includes a tire shaft 30 rotatably provided on the rear end wall of the tire cavity 10, two tires 31 are symmetrically provided on the tire shaft 30 in the front-back direction, two clamping grooves 40 are provided on the left and right end walls of the tire cavity 10, clamping rods 24 are provided in the clamping grooves 40 in the left and right directions, and the two clamping rods 24 are close to each other, so that the tire shaft 30 can stop rotating;
a moving cavity 13 with an upward opening is formed in the machine shell 49, a moving mechanism 57 is arranged in the moving cavity 13, the moving mechanism 57 comprises a moving plate 12 capable of moving left and right in the moving cavity 13, a fixed plate 20 with an upward opening is arranged in the moving plate 12, two transmission shafts 45 are symmetrically and rotatably arranged on the rear end wall of the moving cavity 13 left and right, a reel 42 and a first pulley 51 are fixedly arranged on the transmission shafts 45 from back to front in sequence, a hemp rope 43 is wound on the reel 42, an elastic belt 44 is wound on the first pulley 51, and the reel 42 can rotate to enable the two clamping rods 24 to approach each other;
the movable block type electromagnetic valve is characterized in that a rotating mechanism 55 is arranged in the working cavity 50, the rotating mechanism 55 comprises two movable blocks 23 capable of moving left and right in the working cavity 50, a rotating cavity 22 with an upward opening is formed in the upper end face of each movable block 23, a pin 15 is fixedly arranged on the rear end wall of the rotating cavity 22, a rotating rod 16 is rotatably arranged on each pin 15, a vertical plate 19 is arranged on the upper side of each movable block 23, a vertical groove 18 is formed in each vertical plate 19, six cross rods 17 are fixedly arranged on the front end face of each vertical plate 19, the rotating rod 16 can vertically move in each vertical groove 18, magnets 26 are fixedly arranged on the end faces of the movable blocks 23, and when the two movable blocks 23 are close to each other, the magnets 26 can.
Advantageously, a clamping block 39 is fixedly arranged on one end face of the clamping rod 24, a clamping spring 38 is connected between the other end face of the clamping rod 24 and the end wall of the clamping groove 40, and a thin wire 37 is connected to the other end face of the clamping rod 24.
Beneficially, the lower end wall of the moving cavity 13 is provided with a motor cavity 29 with an upward opening, the rear end wall of the motor cavity 29 is fixedly provided with a motor 41, the front end surface of the motor 41 is rotatably provided with a motor shaft 27, the motor shaft 27 is fixedly provided with a motor gear 28, the lower end surface of the moving plate 12 is fixedly provided with a rack 11, the rear end surface of the moving plate 12 is bilaterally and symmetrically provided with two torsion spring grooves 60, a driving shaft 47 is arranged in the torsion spring grooves 60, a torsion spring 61 is arranged between the driving shaft 47 and the torsion spring grooves 60, the driving shaft 47 is sequentially and fixedly provided with a second belt pulley 46 and a rope winding pulley 48 from back to front, the second belt pulley 46 is wound around the elastic belt 44, the rope winding pulley 48 is wound with a thin rope 14, and the end surface of the moving block 23.
Beneficially, a fixed plate 20 is fixedly arranged on the front end face of the vertical plate 19, a switch 21 is fixedly arranged on the upper end face of the fixed plate 20, a connecting plate 34 is fixedly arranged on the end face of the vertical plate 19, a connecting rod 33 is fixedly arranged on the other end face of the connecting plate 34, a rotating sleeve 35 is fixedly arranged on the right end face of the connecting rod 33 on the left side, a through groove 32 is arranged in the soda fox rotating sleeve 35, a transverse shaft 36 is fixedly arranged on the left end face of the connecting rod 33 on the right side, the two switches 21 are electrically connected with the motor 41, and a return spring 53 is connected between the end face of the moving block 23 and the.
Advantageously, the elastic belt 44 is still able to transmit when the second pulley 46 is close to or far from the first pulley 51.
Advantageously, the return spring 53 has a greater elastic force than the torsion spring 61.
Advantageously, the twine 43 consists of two threads 37.
In the initial state, the return spring 53 is in the normal state, and the clamp spring 38 and the torsion spring 61 are in the compressed state.
In the working state, after the device is manually pushed to a required position, an operator separates two vertical plates 19, the operator stands on a cross rod 17, and moves upwards, the cross rod 17 is subjected to gravity to drive the vertical plates 19 to move, the vertical plates 19 drive a rotating rod 16 to rotate around a pin 15, the pin 15 drives two moving blocks 23 to move away from each other, the two moving blocks 23 move away from each other to enable a string 14 to be loosened, the string 14 is loosened, a torsion spring 61 drives a driving shaft 47 to rotate, the driving shaft 47 drives a second belt wheel 46 to rotate, the second belt wheel 46 drives a first belt wheel 51 to rotate through friction of an elastic belt 44, the first belt wheel 51 drives a transmission shaft 45 to rotate, a reel 42 rotates along with the transmission shaft 45, a reel 42 rotates, a twine 43 is loosened, a fine thread 37 is loosened, a clamping spring 38 pushes a clamping rod 24 to be close to a tire shaft 30, the clamping rod 24 drives a clamping block 39, make the tire axle 30 can not rotate this moment can guarantee that the operator can the safe operation on the device, when needing the device to remove about, when the operator is in the higher position of riser 19, can adjust the removal about the ladder through switch 21, left switch 21 enables motor 41 to rotate, motor 41 drives motor shaft 27 and rotates, motor shaft 27 drives motor gear 28 and rotates, motor gear 28 meshes and drives rack 11 and move left, movable plate 12 moves left along with rack 11, riser 19 moves left along with movable plate 12, right side switch 21 can make riser 19 move right, when the operator is in the lower position of riser 19, can directly walk down horizontal pole 17, manual movement casing 49 adjusts the position.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (7)
1. A ladder capable of moving within a small range comprises a machine shell, and is characterized in that: the lower end face of the shell is provided with two tire cavities with downward openings, the tire cavities are internally provided with a fixing mechanism, the fixing mechanism comprises a tire shaft rotatably arranged on the rear end wall of the tire cavity, two tires are symmetrically arranged on the tire shaft front and back, the left end wall and the right end wall of the tire cavity are provided with two clamping grooves, clamping rods are arranged in the clamping grooves in a left-right moving mode, and the two clamping rods are close to each other and can enable the tire shaft to stop rotating;
a moving cavity with an upward opening is formed in the shell, a moving mechanism is arranged in the moving cavity and comprises a moving plate capable of moving left and right in the moving cavity, a fixed plate with an upward opening is arranged in the moving plate, two transmission shafts are symmetrically and rotatably arranged on the rear end wall of the moving cavity in a left-right mode, a winding wheel and a first belt wheel are sequentially and fixedly arranged on the transmission shafts from back to front, a hemp rope is wound on the winding wheel, an elastic belt is wound on the first belt wheel, and the two clamping rods can be close to each other through the rotation of the winding wheel;
the utility model discloses a vertical moving block, including the work intracavity, be equipped with slewing mechanism, slewing mechanism includes that two can the removal movable block is controlled to the work intracavity, the movable block up end is equipped with the ascending rotation chamber of opening, it is equipped with the pin to rotate the fixed pin that is equipped with of chamber rear end wall, it is equipped with the dwang to rotate on the pin, the movable block upside is equipped with the riser, be equipped with in the riser and erect the groove, the fixed six horizontal poles that are equipped with of terminal surface before the riser, erect the inslot and can reciprocate and be equipped with the dwang, the terminal surface of movable block is fixed and is equipped with magnet, two when the movable block is close to.
2. A ladder as claimed in claim 1, which is movable within a small range, wherein: one section of the clamping rod is fixedly provided with a clamping block, a clamping spring is connected between the other end face of the clamping rod and the end wall of the clamping groove, and the other end face of the clamping rod is connected with a fine wire.
3. A ladder as claimed in claim 1, which is movable within a small range, wherein: the lower extreme wall that removes the chamber is equipped with the ascending motor chamber of opening, the fixed motor that is equipped with of motor chamber rear end wall, the terminal surface rotates and is equipped with the motor shaft before the motor, the fixed motor gear that is equipped with on the motor shaft, the fixed rack that is equipped with of terminal surface under the movable plate, movable plate rear end face bilateral symmetry is equipped with two torsional spring grooves, be equipped with the driving shaft in the torsional spring groove, the driving shaft with be equipped with torsional spring groove between the torsional spring groove, last second band pulley and the rope winding wheel of being equipped with of fixing gradually backward of following of driving shaft, walk around on the second band pulley the elasticity belt, it has the string to wind on the rope winding wheel, be connected with on the terminal surface of movable block the.
4. A ladder as claimed in claim 1, which is movable within a small range, wherein: the fixed plate that is equipped with of terminal surface before the riser, the fixed switch that is equipped with of fixed plate up end, the fixed connecting plate that is equipped with on the terminal surface of riser, another terminal surface of connecting plate is fixed and is equipped with the connecting rod, and the left side the right-hand member face of connecting rod is fixed and is equipped with the rotation cover, and threo is searched the fox and is rotated the cover and be equipped with the through groove, the right side the fixed cross axle that is equipped with of left end face of connecting rod, two the switch with the motor electricity is connected, the terminal surface of movable block with.
5. A ladder as claimed in claim 3, which is movable within a small range, wherein: when the second belt wheel is close to or far away from the first belt wheel, the elastic belt can still transmit.
6. A ladder as claimed in claim 4, which is movable within a small range, wherein: the elastic force of the reset spring is greater than that of the torsion spring.
7. A ladder as claimed in claim 2, which is movable within a small range, wherein: the hemp rope consists of two fine threads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911277142.1A CN110924854B (en) | 2019-12-12 | 2019-12-12 | Ladder capable of moving within small range |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911277142.1A CN110924854B (en) | 2019-12-12 | 2019-12-12 | Ladder capable of moving within small range |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110924854A true CN110924854A (en) | 2020-03-27 |
| CN110924854B CN110924854B (en) | 2021-06-29 |
Family
ID=69859437
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911277142.1A Active CN110924854B (en) | 2019-12-12 | 2019-12-12 | Ladder capable of moving within small range |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110924854B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7753169B1 (en) * | 2006-10-30 | 2010-07-13 | Kurtz Jeffrey A | Wheeled support platform for a stepladder |
| CN202866634U (en) * | 2012-11-20 | 2013-04-10 | 东北石油大学 | Safety ladder suitable for indoor building construction |
| CN108071334A (en) * | 2017-12-13 | 2018-05-25 | 姚俊俊 | A kind of dedicated folding emergency staircase of removing |
| CN207988922U (en) * | 2018-01-16 | 2018-10-19 | 福建省富亚龙挂车制造有限公司 | A kind of Movable carriage assembling work ladder |
| CN208203101U (en) * | 2018-05-07 | 2018-12-07 | 临工集团济南重机有限公司 | A kind of quarry tipper step ladder |
-
2019
- 2019-12-12 CN CN201911277142.1A patent/CN110924854B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7753169B1 (en) * | 2006-10-30 | 2010-07-13 | Kurtz Jeffrey A | Wheeled support platform for a stepladder |
| CN202866634U (en) * | 2012-11-20 | 2013-04-10 | 东北石油大学 | Safety ladder suitable for indoor building construction |
| CN108071334A (en) * | 2017-12-13 | 2018-05-25 | 姚俊俊 | A kind of dedicated folding emergency staircase of removing |
| CN207988922U (en) * | 2018-01-16 | 2018-10-19 | 福建省富亚龙挂车制造有限公司 | A kind of Movable carriage assembling work ladder |
| CN208203101U (en) * | 2018-05-07 | 2018-12-07 | 临工集团济南重机有限公司 | A kind of quarry tipper step ladder |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110924854B (en) | 2021-06-29 |
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Effective date of registration: 20210615 Address after: 322000 1st floor, 246 Tongbao Road, Niansanli street, Yiwu City, Jinhua City, Zhejiang Province Applicant after: Yiwu Jiaqian Technology Co., Ltd Address before: No. 131-1, Haixin Road, Dachen Town, Jiaojiang District, Taizhou City, Zhejiang Province Applicant before: Taizhou Jiaojiang Pre-lifting Automation Equipment Co.,Ltd. |
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