CN101248933A - Equipment examine and repair stool - Google Patents
Equipment examine and repair stool Download PDFInfo
- Publication number
- CN101248933A CN101248933A CNA2007101256072A CN200710125607A CN101248933A CN 101248933 A CN101248933 A CN 101248933A CN A2007101256072 A CNA2007101256072 A CN A2007101256072A CN 200710125607 A CN200710125607 A CN 200710125607A CN 101248933 A CN101248933 A CN 101248933A
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- support bar
- stool
- platform
- repair
- hydraulic cylinder
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Abstract
The invention discloses an equipment overhauling stool, comprising a platform and a supporting component for supporting the platform, wherein the supporting component comprises a driving mechanism and a stopping mechanism, the driving mechanism comprises a supporting bar connected with the platform and used for supporting the platform, a driving unit for driving the supporting bar to move upwards and a guiding component mechanically connected with the supporting bar and guiding the supporting bar to move upwards, the stopping mechanism is used for stopping the supporting bar when the supporting bar moves upwards to a predetermined height. The equipment overhauling stool can lift the platform to a desired height, and meets the requirements of overhauling or repairing equipment with different heights; and the lifting height is adjustable. An operator can sit on the platform, so as to facilitate long-time operation. In addition, the lifting function of the equipment overhauling stool is helpful for on-site carrying or storage.
Description
Technical field
The present invention is about a kind of overhaul of the equipments instrument, relates in particular to a kind of the inspection or applied equipment examine and repair stool during the equipment of maintenance higher position.
Background technology
All be equiped with higher equipment in position or instrument in factory or power station etc., these equipment or instrument need be made regular check on or break down and need repairing usually.For example, when the walkaround inspection equipment of scene, power station, the position of many equipment such as valve operation, instrument dial plate or part of appliance is higher than personnel's height, is difficult to carry out equipment deficiency inspection or other maintenance works.Inspect height to check operating equipment in order to promote, personnel are often by iron pad ladder, double ladder or next door pipeline valve etc.Though iron pad ladder stability is preferable, mobile inconvenient because occupation of land is bigger, can only on the bigger equipment in some space, use.
General length of double ladder and length are fixed, and inconvenience is deposited in onsite moving, is not suitable for using the risk of toppling in addition in the aspect of laying the steel screen.And personnel can only stand in the enterprising line operate of double ladder usually, and for long inspection or breakdown maintenance, personnel are tired easily, exist potential safety hazard.If personnel trample the height of other low level pipe-line equipments with the equipment of attaining to a high place under the situation that iron-free pad ladder, double ladder are taken, may cause the damage of pipeline, equipment, and then may bring graver results.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of liftable to adjust the equipment examine and repair stool of height and handled easily.
For solving the problems of the technologies described above, the invention provides a kind of equipment examine and repair stool, it comprises that a platform and supports the support component of described platform, described support component comprises a driving mechanism and a stop mechanism, described driving mechanism comprises that one links to each other with platform and the support bar, that supports described platform drives drive division and that support bar moves upward and joins to merging with described support bar machinery and guide the guiding parts that described support bar moves upward, and described stop mechanism is used for ending admittedly described support bar when described support bar moves upward to predetermined altitude.
Equipment examine and repair stool provided by the invention can drive by driving mechanism, and under the guiding of guiding parts, make support bar lifting stably, to drive the lifting of platform, as stopping at a certain height, just support bar and platform can be ended admittedly in this position, therefore by stop mechanism, the inspection or the maintenance requirements that can be fit to differing heights equipment, and its adjustable height can be adjusted.Platform can allow operating personnel sit thereon, operates for a long time with convenient.In addition, the equipment examine and repair stool liftable function is convenient to on-the-spot carrying or is deposited.
Description of drawings
Fig. 1 is the schematic perspective view of the equipment examine and repair stool that provides of first embodiment of the invention.
Fig. 2 is the bearing internal structure schematic diagram of the equipment examine and repair stool of Fig. 1.
Fig. 3 is the bearing internal structure schematic diagram of the equipment examine and repair stool that provides of second embodiment of the invention.
Fig. 4 is the bearing internal structure schematic diagram of the equipment examine and repair stool that provides of third embodiment of the invention.
The specific embodiment
In order to make purpose of the present invention, technical scheme and advantage clearer,, the present invention is further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
See also Fig. 1 and Fig. 2, the equipment examine and repair stool that provides for first embodiment of the invention.This equipment examine and repair stool comprises a platform 10 and a support component.Platform 10 is supported on the support component.Support component comprises driving mechanism and stop mechanism.In the present embodiment, driving mechanism is a fluid pressure drive device, is used to drive platform 10 and moves upward, and moves upward to predetermined altitude to drive platform 10.Stop mechanism is used for stopping to drive the motion of platform 10 when platform 10 rises to predetermined altitude, and makes platform 10 be fixed on this predetermined altitude.
Fluid pressure drive device comprises main hydraulic cylinder 20, from hydraulic cylinder 22, be communicated with pipeline 30, fluid storage tank 26 and the support bar 29 of two hydraulic cylinders 20 and 22.Be provided with main piston 21 in the described main hydraulic cylinder 20.Main piston 21 outer ends are connected to a depression bar 23.Depression bar 23 has a stiff end 232 and free end 234.Main piston 21 is close to the stiff end 232 of depression bar 23, can easily depress main piston 21 so that only need to apply less pressure at free end 234.Free end 234 can be made the shape of pedal, and adopts the ripple anti-skid structure on its surface.In addition, depression bar 23 and main piston 21 can be movably connected by hinge 212.Platform 10 directly is supported on support bar 29 tops.Support bar 29 1 ends are arranged in hydraulic cylinder 22.
Main hydraulic cylinder 20 is communicated to from hydraulic cylinder 22 by pipeline 30, and this pipeline 30 is provided with a check valve 302, as downward check valve.Check valve 302 comprise a spring 304 and be connected in spring 304 tops by ball 306.Instantly during the free end 234 of moulded rod 23, main piston 21 moves downward the liquid in the compression main hydraulic cylinder 20, under this pressure, by ball 306 downward pressing springs 304, thereby opens check valve 302.When depression bar 23 when depressed position is gone up because the air pressure in the main hydraulic cylinder 20 descend,, close main hydraulic cylinder 20 and from the path of 22 of hydraulic cylinders by ball 306 resiliences.Therefore, downward check valve 302 is actually a stop mechanism, when shut-down operation lever 23, closes the path of 20,22 of two hydraulic cylinders, is about to support bar 29 and platform 10 solid stop bit ad-hoc locations.
Certainly, the platform 10 of present embodiment can be arranged to other height, and equipment examine and repair stool also can be made different size, and its size and height can be decided according to demand such as the place at scene and the size of equipment.
Storing in the fluid storage tank 26 has liquid 262, and as oils liquid, fluid storage tank 26 is connected with main hydraulic cylinder 20 with from hydraulic cylinder 22 by liquid-transport pipe-line 32 and Drainage pipe 34 respectively.On liquid-transport pipe-line 32, also be provided with a check valve, as the check valve that makes progress.With check valve 302 structure similar, check valve also comprises a spring and by ball, difference is to be connected in the spring bottom by ball.Instantly during the free end 234 of moulded rod 23, main piston 21 moves downward the oil in the compression main hydraulic cylinder 20, under this pressure, spring presses down by ball, stop liquid to flow to fluid storage tank 26 by main hydraulic cylinder 20, when shut-down operation depression bar 23, recoil of spring promptly loosens by ball, because pressure differential makes the flow direction main hydraulic cylinder 20 in the hydraulic cylinder 20, realizes unidirectional conducting.
In addition, support component also can comprise bearing 42 empty in a brace table 40 and.Fluid storage tank 26 can be positioned on the brace table 40, and in the bearing 42 of sky, bearing 42 can be a round platform seat in fluid pressure drive device was housed in.Bearing 42 is supported on the brace table 40, and the top of bearing 42 offers the through hole 422 that allows inwall 221 pass.The handle 343 of stop valve 342 and the free end 234 of depression bar 23 stretch out respectively outside the bearing 42, so that the operator can operate accordingly to them.One pushing hands bar 43 also can be set on the brace table 40, and it is dominated by hand so that brace table 40 is pushed into the desired position to be convenient to the operator.Brace table 40 bottom surfaces can be provided with a plurality of scroll wheels 44 and a plurality of fixed feet 46, and scroll wheel 44 can be a universal rolling wheel, so that promote brace table 40 in any direction.Preferably, the quantity of scroll wheel 44 and fixed feet 46 is four, and is distributed in the bottom surface of brace table 40 equably symmetrically.Fixed feet 46 can be to receive to disturb under brace table 40 in pushing course, when brace table 40 is pushed into the desired position, opens fixed feet 46, with fixed support platform 40, as on the floor.
In practical operation, inspection or maintenance personal can sit earlier or stand on the platform 10, are pressing down then.Alternatively, a transition shoulder is set on brace table 40, so that check or after the maintenance personal rises to predetermined altitude with platform 10, can climb up platform 10 by transition shoulder, convenient check or the maintenance personal leaves platform 10 when perhaps platform 10 rises to behind the predetermined altitude.
Can be seated at earlier on the platform 10 with inspection or maintenance personal is example, can apply pressure to the free end 234 of depression bar 23 with pin by another personnel, the main piston 21 that drive links to each other with depression bar 23 moves downward, check valve 302 is opened downwards, oil in the main hydraulic cylinder 20 is sent into pipeline 30, and then be sent to from the bottom of hydraulic cylinder 22, the free end 292 that acts on support bar 29 moves upward it, and platform 12 also moves upward.When depression bar 23 gos up from depressed position, the main piston 21 that links to each other with depression bar 23 upwards is returned to original position, upwards check valve 302 is opened, oil in the fluid storage tank 26 is inhaled and is flowed in the main hydraulic cylinder 20, at this moment, the free end 234 and the main piston 21 of depression bar 23 can move once more, and pressure oil promotes piston free end 292 and continues to move up to the bottom from hydraulic cylinder 22.After piston free end 292 and platform 10 were raised to the object height position, because the effect of check valve 302 and 302, oil remained on inwall 221 relevant positions from hydraulic cylinder 22, and piston free end 292 and platform 10 just can remain on object height.When needs when platform 10 gets off, rotation manual valve 342 discharges oil and returns fluid storage tank 26, piston free end 292 descends, platform 10 descends, when platform 10 dropped to maintenance stool original height, personnel can directly get off from platform 10.
See also Fig. 3, the equipment examine and repair stool that provides for second embodiment of the invention.The equipment examine and repair stool that the equipment examine and repair stool that second embodiment provides and first embodiment provide is similar, and main difference is the structure difference of driving mechanism and stop mechanism, and components identical adopts the label among Fig. 1 among Fig. 2, does not repeat them here.
Driving mechanism in the present embodiment is a gear drive 50, and it comprises that one is arranged at tooth bar 52 on the support bar 29 and the master gear 54 that is meshed with tooth bar 52.Stop mechanism in the present embodiment comprises a latch 56 and is arranged at a plurality of perforation 294 that the allowed latch 56 on the support bar 29 passes.Particularly, can be interval with a plurality of perforation that radially run through 294 by predetermined altitude on support bar 29, for example every 10 centimetres height a perforation 294 is set, be provided with ten altogether, then can adjust ten rank height, the total amplitude of height change is 1 meter.Tooth bar 52 can be structure as a whole with support bar 29.Tooth bar 52 can be used as guiding parts, and under the rotation of master gear 54, tooth bar 52 guiding support bars 29 rise, make platform 10 rise to predetermined altitude, then latch 56 is inserted in the corresponding perforation 294, latch 56 is placed on the top of bearing 42, with support bar 29 solid ending at this height and position.Latch cooperates the structure of perforation also can be arranged on the tooth bar 52.Certainly, also can on master gear 54, stop mechanism be set, fixing and stop master gear 54 when support bar 29 rises to predetermined altitude, with support bar 29 solid ending at this height and position.During decline, remove stop mechanism as transfering to latch 56, the platform 10 that can descend for the purpose of the safety that descends, can be controlled master gear 54 at this moment, to allow platform 10 slowly move downward.
Should be understood that the gear drive 50 in the present embodiment also can wait by external impetus such as motor and drive, but the function of the automatic lifting of implementation platform 10 control simultaneously.In addition, the consideration on the safety, master gear 54 can be installed in the gear-box with the position of tooth bar 2 engagements.
See also Fig. 3, the equipment examine and repair stool that provides for third embodiment of the invention.The equipment examine and repair stool that the equipment examine and repair stool that the 3rd embodiment provides and second embodiment provide is similar, and main difference is the structure difference of driving mechanism, support bar 29 and stop mechanism, and components identical adopts the label among Fig. 2 among Fig. 3, does not repeat them here.
Driving mechanism in the present embodiment is the screw drive parts, specifically can be screwed pipe 60 as shown in Figure 3, and support bar 29 comprises the thread head 296 that is threaded mutually with screwed pipe 60, and at this moment, support bar 29 can be the screw rod of a support platform 10.Screwed pipe 60 can be fixedly set on the brace table 40.Suppose that screwed pipe 60 is made as when clockwise direction rotates and rise, otherwise descend, as want lift platform 10, only need clockwise rotate platform 10 or support bar 29, platform 10 is risen, and the counter clockwise direction platform 10 that can descend.Stop mechanism in the present embodiment is the screw thread of screwed pipe 60 and thread head 296, as long as stop operating platform 10 or support bar 29, this screw thread can end support bar 29 admittedly, and fixed platform 10 thus.Damage easily for avoiding screw thread to end support bar 29 for a long time admittedly, the stop mechanism of present embodiment also can adopt the latch identical with second embodiment to cooperate the structure of perforation.The thread head 296 of support bar 29 can be used as guiding parts.Should be understood that the screw drive parts can be threaded rod, and support bar 29 comprises the hollow free end that is provided with internal thread, threaded rod and free end bolt, the then lifting of implementation platform 10 equally.
In addition, the bottom of screwed pipe 60 can be provided with a circle groove, and it can be meshed with a gear.Screwed pipe 60 can be connected on the brace table 40 by rotating shaft, can only rotate and can not move up and down.Support bar 29 can offer axially extended guide groove, convex with the directional bond that embeds in the guide groove on through hole 422 hole walls of bearing 42, guide groove and directional bond constitute oriented structure, with when screwed pipe 60 rotates, make support bar 29 can do axially-movable, be elevating movement, and can be only along with screwed pipe 60 rotates.Thus, hoistable platform 10 can be come, with handled easily by the rotation of control gear.Alternatively, on the hole wall of the through hole 422 of bearing 42 guide groove is set, support bar 29 can be provided with axially extended directional bond, guide groove blocks directional bond, when support bar 29 motions,, make support bar 29 can do axially-movable by guide groove restriction directional bond, be elevating movement, and can be only along with screwed pipe 60 rotates.Should be understood that as aforesaid gear drive 50, gear herein also can wait by external impetus such as motor and drive, but the function of the automatic lifting of implementation platform 10 control simultaneously.
Equipment examine and repair stool in the various embodiments of the present invention can drive by driving mechanism, and under the guiding of guiding parts, make support bar 29 lifting stably, to drive the lifting of platform 10, as stopping at a certain height, just can be by stop mechanism with support bar 29 and platform 10 solid ending in this position, therefore, the inspection or the maintenance requirements that can be fit to differing heights equipment, and its adjustable height can be adjusted.Platform 10 can allow operating personnel sit thereon, operates for a long time with convenient.In addition, the equipment examine and repair stool liftable function is convenient to on-the-spot carrying or is deposited.
The above only is preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of being done within the spirit and principles in the present invention, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (14)
1, a kind of equipment examine and repair stool, it comprises that a platform and supports the support component of described platform, it is characterized in that, described support component comprises a driving mechanism and a stop mechanism, described driving mechanism comprises that one links to each other with platform and the support bar, that supports described platform drives drive division and that support bar moves upward and joins to merging with described support bar machinery and guide the guiding parts that described support bar moves upward, and described stop mechanism is used for ending admittedly described support bar when described support bar moves upward to predetermined altitude.
2, equipment examine and repair stool as claimed in claim 1, it is characterized in that, described driving mechanism is a fluid pressure drive device, it comprise main hydraulic cylinder, from hydraulic cylinder, be communicated with two hydraulic cylinders pipeline, be located at the main piston in the main hydraulic cylinder, describedly comprise inwall as guiding parts from hydraulic cylinder, described support bar comprises that one is arranged at the free end in the hydraulic cylinder, and described free end has a piston structure that moves along the inwall from hydraulic cylinder.
3, equipment examine and repair stool as claimed in claim 2 is characterized in that, described stop mechanism is for being arranged at described ducted first check valve, and described first check valve is a stop mechanism, and it allows liquid oppositely to be ended from hydraulic cylinder by the main hydraulic cylinder flow direction.
4, equipment examine and repair stool as claimed in claim 2, it is characterized in that, further comprise a fluid storage tank, be communicated with the liquid-transport pipe-line and the Drainage pipe of described main hydraulic cylinder and fluid storage tank respectively, be provided with second check valve in the described liquid-transport pipe-line, described second check valve allows liquid to flow to main hydraulic cylinder by fluid storage tank and oppositely ends, and described Drainage pipe is used to discharge liquid in the hydraulic cylinder with the described platform that descends.
5, equipment examine and repair stool as claimed in claim 2 is characterized in that, described driving mechanism further comprises having a stiff end and free-ended depression bar, and described main piston flexibly connects at the position and the described depression bar of contiguous stiff end.
6, equipment examine and repair stool as claimed in claim 5 is characterized in that, the free end of described depression bar is one to be provided with the pedal of ripple struction.
7, equipment examine and repair stool as claimed in claim 1, it is characterized in that, described driving mechanism is a gear drive, it comprises a master gear that is arranged at the tooth bar on the described support bar and is meshed with tooth bar, described tooth bar is a guiding parts, and described stop mechanism is a latch, is interval with a plurality of perforation that radially run through of accommodating latch on described support bar or the tooth bar, by latch being inserted the correspondence perforation on the precalculated position, to end support bar admittedly.
8, equipment examine and repair stool as claimed in claim 1, it is characterized in that described driving mechanism is the screw drive parts, described support bar comprises the thread head that is threaded with described screw drive parts, described thread head is a guiding parts, and described stop mechanism is the screw thread that matches.
9, equipment examine and repair stool as claimed in claim 8, it is characterized in that, described screw drive parts comprise threaded rod, described support bar comprises the hollow ends that is provided with internal thread, described threaded rod and described free end bolt, the hollow ends of described internal thread is a guiding parts, and described stop mechanism is the screw thread that matches.
10, equipment examine and repair stool as claimed in claim 8, it is characterized in that, described screw drive parts comprise screwed pipe, described support bar comprises and is provided with externally threaded end, the described external screw thread of described screwed pipe screw thread socket end, described external screw thread end is a guiding parts, and described stop mechanism is the screw thread that matches.
11, equipment examine and repair stool as claimed in claim 8, it is characterized in that, described screw drive parts are provided with groove portion away from an end of support bar, described groove portion is meshed with a gear, described support component comprises that also one is covered with the interior empty bearing of described driving mechanism in it, the top of described bearing has a through hole, and described support bar one end is passed by this through hole and supports described platform, and described bearing and described support bar are arranged with directional bond and accommodate the guide groove of directional bond.
12, as claim 7 or 11 described equipment examine and repair stools, it is characterized in that described master gear or be connected a motor that is used to drive its rotation with groove portion meshed gears.
13, equipment examine and repair stool as claimed in claim 1, it is characterized in that, described support component further comprises a brace table and an interior empty bearing of being located on the described brace table, described bearing is covered with described driving mechanism in it, the top of described bearing offers a through hole, and described support bar one end is passed by this through hole and supports described platform.
14, equipment examine and repair stool as claimed in claim 1 is characterized in that, described brace table is provided with a pushing hands bar, and the bottom surface of described brace table is provided with the leg of a plurality of scroll wheels and a plurality of fixed support platforms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101256072A CN101248933B (en) | 2007-12-28 | 2007-12-28 | Equipment examine and repair stool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101256072A CN101248933B (en) | 2007-12-28 | 2007-12-28 | Equipment examine and repair stool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101248933A true CN101248933A (en) | 2008-08-27 |
| CN101248933B CN101248933B (en) | 2012-02-08 |
Family
ID=39952673
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007101256072A Expired - Fee Related CN101248933B (en) | 2007-12-28 | 2007-12-28 | Equipment examine and repair stool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101248933B (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104385477A (en) * | 2014-10-17 | 2015-03-04 | 江苏华海诚科新材料有限公司 | Viscous liquid automatic heating and injecting apparatus |
| CN105996545A (en) * | 2016-07-07 | 2016-10-12 | 苏州标图高级座椅有限公司 | Seat for competition judge |
| CN106923977A (en) * | 2017-03-01 | 2017-07-07 | 上海理工大学 | A kind of wheelchair with liftable |
| CN108414714A (en) * | 2018-04-02 | 2018-08-17 | 江苏天宇检测技术有限公司 | A kind of water quality detecting device |
| CN109230456A (en) * | 2018-10-25 | 2019-01-18 | 广州果道信息科技有限公司 | A kind of hydraulic top pendulum is convenient for the production line conveying equipment of artificial |
| CN109330781A (en) * | 2018-10-15 | 2019-02-15 | 安徽工程大学 | Transfer device |
| CN109731770A (en) * | 2018-12-26 | 2019-05-10 | 钟燕子 | A kind of loach size sorting equipment |
| CN111779785A (en) * | 2020-06-16 | 2020-10-16 | 宁波一力减震器有限公司 | Portable pressure-adjustable lifting column |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2163576Y (en) * | 1993-07-02 | 1994-05-04 | 陈志荣 | Hydraulic lifting chair |
-
2007
- 2007-12-28 CN CN2007101256072A patent/CN101248933B/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104385477A (en) * | 2014-10-17 | 2015-03-04 | 江苏华海诚科新材料有限公司 | Viscous liquid automatic heating and injecting apparatus |
| CN104385477B (en) * | 2014-10-17 | 2017-05-24 | 江苏华海诚科新材料有限公司 | Viscous liquid automatic heating and injecting apparatus |
| CN105996545A (en) * | 2016-07-07 | 2016-10-12 | 苏州标图高级座椅有限公司 | Seat for competition judge |
| CN106923977A (en) * | 2017-03-01 | 2017-07-07 | 上海理工大学 | A kind of wheelchair with liftable |
| CN108414714A (en) * | 2018-04-02 | 2018-08-17 | 江苏天宇检测技术有限公司 | A kind of water quality detecting device |
| CN109330781A (en) * | 2018-10-15 | 2019-02-15 | 安徽工程大学 | Transfer device |
| CN109330781B (en) * | 2018-10-15 | 2024-05-14 | 安徽工程大学 | Transfer device |
| CN109230456A (en) * | 2018-10-25 | 2019-01-18 | 广州果道信息科技有限公司 | A kind of hydraulic top pendulum is convenient for the production line conveying equipment of artificial |
| CN109731770A (en) * | 2018-12-26 | 2019-05-10 | 钟燕子 | A kind of loach size sorting equipment |
| CN111779785A (en) * | 2020-06-16 | 2020-10-16 | 宁波一力减震器有限公司 | Portable pressure-adjustable lifting column |
| CN111779785B (en) * | 2020-06-16 | 2022-05-10 | 宁波一力减震器有限公司 | Portable pressure-adjustable lifting column |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101248933B (en) | 2012-02-08 |
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