CN206108798U - Cut fork high altitude construction lift platform with inefficacy safety protection function - Google Patents

Cut fork high altitude construction lift platform with inefficacy safety protection function Download PDF

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Publication number
CN206108798U
CN206108798U CN201621173110.9U CN201621173110U CN206108798U CN 206108798 U CN206108798 U CN 206108798U CN 201621173110 U CN201621173110 U CN 201621173110U CN 206108798 U CN206108798 U CN 206108798U
Authority
CN
China
Prior art keywords
electric expansion
fixed
base
fixture block
lever arm
Prior art date
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.)
Expired - Fee Related
Application number
CN201621173110.9U
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Chinese (zh)
Inventor
高红卫
唐海平
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Baoji University of Arts and Sciences
Original Assignee
Baoji University of Arts and Sciences
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Baoji University of Arts and Sciences filed Critical Baoji University of Arts and Sciences
Priority to CN201621173110.9U priority Critical patent/CN206108798U/en
Application granted granted Critical
Publication of CN206108798U publication Critical patent/CN206108798U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model provides a cut fork high altitude construction lift platform with inefficacy safety protection function, including base and platform, the base includes the bottom plate, the fixed thick stick that parallels is installed to the both sides of bottom plate, is close to two first dead levers of base rotate with two fixed thick sticks respectively to be connected, is close to two second dead levers of base are connected with the digging arm, the gyro wheel is installed, two through the fixed axle in the both sides of digging arm one side that fixed thick stick is close to the gyro wheel all be equipped with with gyro wheel assorted guide rail groove, electric telescopic handle is still installed, two in the both sides of digging arm one side that electric telescopic handle is close to fixed thick stick all is equipped with the fixture block, the inner wall equidistance in guide rail groove is equipped with a plurality ofly and fixture block assorted fixed orifices, the utility model discloses can effectively avoid the accident when the hydro -cylinder breaks down to fall, avoid the emergence of incident, make the safety in production be protected.

Description

A kind of scissor-type overhead working lifting platform with fail safe defencive function
Technical field
This utility model is related to elevator technology field, more particularly to a kind of scissor-type with fail safe defencive function Overhead working lifting platform.
Background technology
Fork type elevator is broad-spectrum work high above the ground special equipment.Its scissor frame for movement, plays lifting platform Rising has higher stability, roomy job platform and higher bearing capacity, makes work high above the ground scope bigger and is adapted to many people Operation simultaneously.It makes work high above the ground in hgher efficiency.The driving means that fork type elevator is typically adopted are hydraulic cylinders, and traditional Fork type elevator typically do not possess fail safe defencive function, when oil pump damage suddenly in the middle of work or occur therefore During barrier, hoistable platform is likely to occur the situation of unexpected tenesmus, impacts to safety in production, and to this, we release one kind and have The scissor-type overhead working lifting platform of fail safe defencive function.
Utility model content
In view of the deficiencies in the prior art, the present inventor is by Creative Design and updates, and ultimately provides a kind of tool There is the scissor-type overhead working lifting platform of failure safety protection function.
To achieve these goals, this utility model employs following technical scheme:
A kind of scissor-type overhead working lifting platform with fail safe defencive function, including base and platform, it is described Two folding stands are connected between base and platform, the folding stand is provided with the hydraulic cylinder for stretching, two foldings Frame includes many first fix bars and the second fix bar for rotating connection, and the base includes base plate, the both sides of the base plate Parallel fixed thick stick is installed, is rotated with two fixed thick sticks respectively near two first fix bars of the base and is connected, lean on Two second fix bars of the nearly base are connected with lever arm, and the both sides of the lever arm are provided with rolling by fixing axle Wheel, two fixed thick sticks are equipped with the guide-track groove matched with roller near the side of roller, and the both sides of the lever arm are also Electric expansion bar is installed, two electric expansion bars are equipped with fixture block near the side of fixed thick stick, and the fixture block is provided with The pulley being slidably connected with guide-track groove inwall, the inwall of the guide-track groove is equidistantly provided with multiple fixing holes matched with fixture block, Pressure transducer is provided with the hydraulic cylinder, the pressure transducer is connected with the driving for driving electric expansion bar by single-chip microcomputer Device.
Preferably, fixed cover is socketed with the outside of two electric expansion bars, the electric expansion bar is slided with fixed cover Dynamic connection, the fixed cover is fixedly mounted on lever arm, and the electric expansion bar is provided with by force away from one end of fixed thick stick Power spring, one end of the brute spring is provided with fixed block, and fixed block is fixedly mounted on lever arm.
Preferably, linear bearing is installed, the fixed cover is by linear bearing and electric expansion bar in the fixed cover It is slidably connected.
Preferably, multiple fixing holes are provided with slope towards at the opening of the first fix bar.
The utility model proposes a kind of scissor-type overhead working lifting platform with fail safe defencive function, it is beneficial Effect is:Fixture block is driven to enter in fixing hole by two electric lifting rods, so as to lever arm be blocked, the setting of pulley can Interim card of the fixture block in guide-track groove is prevented, makes the motion of fixture block more smooth, when hydraulic cylinder breaks down, pressure transducer is timely The pressure of sensing hydraulic cylinder, when pressure is less than influence value, by driver drives electric expansion bar, makes in electric expansion bar Fixture block is timely entered in fixing hole, prevents platform from falling, and can avoid the generation of security incident, is protected safety in production Barrier.
Description of the drawings
Fig. 1 be the utility model proposes a kind of scissor-type overhead working lifting platform with fail safe defencive function Structural representation;
Fig. 2 be the utility model proposes a kind of scissor-type overhead working lifting platform with fail safe defencive function Upper end cross section structure diagram;
Fig. 3 be the utility model proposes a kind of scissor-type overhead working lifting platform with fail safe defencive function Fixed thick stick internal structure schematic diagram;
Fig. 4 be the utility model proposes a kind of scissor-type overhead working lifting platform with fail safe defencive function Fixed thick stick and fixture block attachment structure schematic diagram;
Fig. 5 be the utility model proposes a kind of scissor-type overhead working lifting platform with fail safe defencive function Fixed thick stick upper end cross section structure diagram.
In figure:Folding stand 1, platform 2, the first fix bar 3, the second fix bar 4, base plate 5, fixed thick stick 6, hydraulic cylinder 7, activity It is arm 8, fixing axle 9, roller 10, guide-track groove 11, electric expansion bar 12, fixing hole 13, fixture block 14, pulley 15, brute spring 16, solid Determine block 17, fixed cover 18.
Specific embodiment
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of this utility model, rather than whole Embodiment.
With reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, a kind of lifting of the scissor-type work high above the ground with fail safe defencive function Platform, including base and platform 2, are connected with two folding stands 1 between base and platform 2, folding stand 1 is provided with for stretching Hydraulic cylinder 7, two folding stands 1 include many first fix bars 3 and the second fix bar 4 for rotating connection, and base includes base plate 5, the both sides of base plate 5 are provided with parallel fixed thick stick 6, near base two first fix bars 3 respectively with two fixed thick sticks 6 Connection is rotated, two second fix bars 4 near base are connected with lever arm 8, and the both sides of lever arm 8 are pacified by fixing axle 9 Equipped with roller 10, two fixed thick sticks 6 are equipped with the guide-track groove 11 matched with roller 10, lever arm 8 near the side of roller 10 By roller 10 on guide-track groove 11 slide anteroposterior so that the first fix bar 3 is moved with lever arm 8, and by hydraulic cylinder The folding retractable of two folding stands 1 is completed, so as to complete the lifting work of platform 2.
The both sides of lever arm 8 are also equipped with electric expansion bar 12, and two electric expansion bars 12 are equal near the side of fixed thick stick 6 Fixture block 14 is provided with, fixture block 14 is provided with the pulley 15 being slidably connected with the inwall of guide-track groove 11, and the inwall of guide-track groove 11 is equidistantly provided with Multiple fixing holes 13 matched with fixture block 14, drive fixture block 14 to enter in fixing hole 13 by two electric lifting rods 12, many Individual fixing hole 13 is provided with slope towards at the opening of the first fix bar 3, makes in the entrance fixing hole 13 that fixture block 14 can be quick and smooth, So as to lever arm 8 be blocked, the setting of pulley 15 can prevent interim card of the fixture block 14 in guide-track groove 11, make the motion of fixture block 1 more Pressure transducer is provided with smoothness, hydraulic cylinder 7, pressure transducer is connected with the driving for driving electric expansion bar 12 by single-chip microcomputer Device, when hydraulic cylinder 7 breaks down, pressure transducer senses in time the pressure of hydraulic cylinder 7, when pressure is less than arranges value, leads to Device of overdriving drives electric expansion bar 12, the fixture block 14 in electric expansion bar 12 is timely entered in fixing hole 13, prevents platform 2 Fall, the generation of security incident can be avoided, make safety in production be protected.
The outside of two electric expansion bars 12 is socketed with fixed cover 18, and electric expansion bar 12 is slidably connected with fixed cover 18, Fixed cover 18 is fixedly mounted on lever arm 8, makes electric expansion bar 12 interior slidably in fixed cover 18, and electric expansion bar 12 is remote One end from fixed thick stick 6 is provided with brute spring 16, and one end of brute spring 16 is provided with fixed block 17, and fixed block 17 is fixed On lever arm 8, electric expansion bar 12 can once be stretched out sufficient length, be introduced in fixing hole 13 in fixture block 14 When, brute spring 16 can be passed through and absorb the additional length of electric expansion bar 12, when fixture block 14 reaches fixing hole 13, by strong The elastic force of power spring 16 in the lump releases electric expansion bar 12 and fixture block 14, fixture block 14 is quickly entered in fixing hole, Can avoid electric expansion bar 12 need it is secondary stretch out, and make the service life of electric expansion bar 12 longer, install in fixed cover 18 There is linear bearing, fixed cover 18 is slidably connected by linear bearing with electric expansion bar 12, and fixed cover 18 is made by linear bearing The motion of electric expansion bar 12 is more smooth.

Claims (4)

1. a kind of scissor-type overhead working lifting platform with fail safe defencive function, including base and platform (2), it is described Two folding stands (1) are connected between base and platform (2), the folding stand (1) is provided with the hydraulic cylinder (7) for stretching, Two folding stands (1) include many first fix bars (3) and the second fix bar (4) for rotating connection, it is characterised in that The base includes base plate (5), and the both sides of the base plate (5) are provided with parallel fixed thick stick (6), near the two of the base The fix bar of root first (3) rotates with two fixed thick sticks (6) be connected respectively, and two second fix bars (4) near the base connect Lever arm (8) is connected to, the both sides of the lever arm (8) are provided with roller (10), two fixed thick sticks by fixing axle (9) (6) side near roller (10) is equipped with the guide-track groove (11) matched with roller (10), and the both sides of the lever arm (8) are also Electric expansion bar (12) is installed, two electric expansion bars (12) are equipped with fixture block (14) near the side of fixed thick stick (6), The fixture block (14) is provided with the pulley (15) being slidably connected with guide-track groove (11) inwall, and the inwall of the guide-track groove (11) is equidistant Multiple fixing holes (13) matched with fixture block (14) are provided with, pressure transducer is provided with the hydraulic cylinder (7), the pressure is passed Sensor is connected with the driver for driving electric expansion bar (12) by single-chip microcomputer.
2. a kind of scissor-type overhead working lifting platform with fail safe defencive function according to claim 1, its Be characterised by, be socketed with fixed cover (18) on the outside of two electric expansion bars (12), the electric expansion bar (12) with it is solid Fixed set (18) is slidably connected, and the fixed cover (18) is fixedly mounted on lever arm (8), the electric expansion bar (12) away from One end of fixed thick stick (6) is provided with brute spring (16), and one end of the brute spring (16) is provided with fixed block (17), and solid Determine block (17) to be fixedly mounted on lever arm (8).
3. a kind of scissor-type overhead working lifting platform with fail safe defencive function according to claim 2, its It is characterised by, be provided with linear bearing in the fixed cover (18), the fixed cover (18) is by linear bearing and electric expansion Bar (12) is slidably connected.
4. a kind of scissor-type overhead working lifting platform with fail safe defencive function according to claim 1, its It is characterised by, multiple fixing holes (13) are provided with slope towards at the opening of the first fix bar (3).
CN201621173110.9U 2016-11-02 2016-11-02 Cut fork high altitude construction lift platform with inefficacy safety protection function Expired - Fee Related CN206108798U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621173110.9U CN206108798U (en) 2016-11-02 2016-11-02 Cut fork high altitude construction lift platform with inefficacy safety protection function

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621173110.9U CN206108798U (en) 2016-11-02 2016-11-02 Cut fork high altitude construction lift platform with inefficacy safety protection function

Publications (1)

Publication Number Publication Date
CN206108798U true CN206108798U (en) 2017-04-19

Family

ID=58525338

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201621173110.9U Expired - Fee Related CN206108798U (en) 2016-11-02 2016-11-02 Cut fork high altitude construction lift platform with inefficacy safety protection function

Country Status (1)

Country Link
CN (1) CN206108798U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108436086A (en) * 2018-06-18 2018-08-24 重庆恩光科技有限公司 The vertical driving mechanism of power spreading device is processed for selective laser melting
CN115215028A (en) * 2022-07-06 2022-10-21 青岛宝佳智能装备股份有限公司 Top supporting plate lifting mechanism of four-direction vehicle for intelligent warehousing

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108436086A (en) * 2018-06-18 2018-08-24 重庆恩光科技有限公司 The vertical driving mechanism of power spreading device is processed for selective laser melting
CN115215028A (en) * 2022-07-06 2022-10-21 青岛宝佳智能装备股份有限公司 Top supporting plate lifting mechanism of four-direction vehicle for intelligent warehousing
CN115215028B (en) * 2022-07-06 2023-01-31 青岛宝佳智能装备股份有限公司 Top supporting plate lifting mechanism of four-way vehicle for intelligent storage

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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: 20170419

Termination date: 20171102