CN201704036U - Lifting vehicle for field work - Google Patents
Lifting vehicle for field work Download PDFInfo
- Publication number
- CN201704036U CN201704036U CN 201020114537 CN201020114537U CN201704036U CN 201704036 U CN201704036 U CN 201704036U CN 201020114537 CN201020114537 CN 201020114537 CN 201020114537 U CN201020114537 U CN 201020114537U CN 201704036 U CN201704036 U CN 201704036U
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- lifting
- motor
- scissor lift
- tooth bar
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Abstract
A lifting vehicle for field work comprises a vehicle base. A running mechanism, a lifting mechanism and a vehicle hopper are arranged on the vehicle base; the lifting mechanism comprises two groups of scissor type lifting rods which are perpendicular to each other to form a T-shaped layout, and each scissor type lifting rod is provided with an auxiliary scissor parallel to the scissor type lifting rod; pulleys of both the scissor type lifting rods and the auxiliary scissors are respectively arranged inside two parallel lifting slide tracks; connecting pillars are arranged between the scissor type lifting rods and the auxiliary scissors, and central threads of the connecting pillars are connected with a screw rod; and a lifting motor is connected on the screw rod. The lifting vehicle for field work has the advantages of enough lifting height, capability of being used in field aloft work, stable lifting, good synchronicity and self-locking property; and as the running/lifting of the lifting vehicle and the stretching/contracting of a mechanical arm are all driven by the motor to achieve crawler travel, simple structure, stable working, small volume, light weight, convenient operation and capability of running on wastelands, up and down slopes and steps, and turning are realized, therefore, the lifting vehicle can be used in field aloft work.
Description
Technical field
The utility model belongs to self-propelled Motorized lift device, but especially a kind of lift car of field work can be used for department's ascend operations such as electric power, fire-fighting, gardens, can on urban and suburban roads, walk, can climb step, therefore the upper and lower slope that is no more than 45 ° can be used for open-air ascend operation.
Background technology
Present jacking system mostly is hydraulic lift, and a kind of for to be located at the hydraulic lift that can advance on automobile, the diesel-powered vehicle, this hydraulic lift can only be traveling in the accessibility place of vehicle, and hydraulic gear complex structure, volume is big, and noise is big, the price height.Another kind is the manual type hydraulic lift, and it can only use in warehouse, workshop, shop, and has defectives such as efficient is low, lifting altitude is low.The lifting mechanism that has adopts two groups of parallel scissor lift bars, the centre connects with pivot shaft, as Chinese patent 200820126464 disclosed a kind of hydraulic lift trucks, its scissor lift bar (being X type scissors structures) is cut fork by two of pivotallys attached up and down and is formed, each cuts scissors rod (the being jib) formation that fork is connected together by intersecting axle, support with pivot shaft in the middle of the two scissor lift bars, and be provided with crossbeam, be connected with oil cylinder on the crossbeam.Promote crossbeam by oil cylinder, can drive the lifting of scissor lift bar.This lifting mechanism may produce interference in lifting process, influence lifting efficient, when serious even can be stuck.In addition, owing to the structural limitations of oil cylinder, just limited the adjustable height of lifting bar, this kind lift car can only be used for the low latitude lifting.Horizontal pivot shaft structure can not guarantee effectively that the scissor lift bar is steady, under scissor lift bar adjustable height condition with higher, can not guarantee the steady of lifting bar more.
Summary of the invention
The utility model will solve the shortcoming of above-mentioned prior art, makes the lift car of the field work of scissor lift bar lifting but provide a kind of with the motor drive screw, and its adjustable height is enough high, can be used for open-air ascend operation, and lifting is steady, has self-locking property.
The utility model solves the technical scheme that its technical matters adopts: but the electric up-down car of this field work, comprise vehicle seat, vehicle seat is provided with traveling gear, lifting mechanism, the top of lifting mechanism is provided with wagon box, wherein, lifting mechanism comprises two groups of scissor lift bars, this scissor lift bar by up and down hinged one group cut fork and form, each is cut fork and is made of two scissors rods that intersecting axle is connected together, two groups of vertical mutually one-tenth " T " fonts of scissor lift bar, each scissor lift bar has the auxiliary fork of cutting of a setting in parallel, and assisting and cutting fork is to be made of the little scissors rod that two intersecting axles are connected together; The bottom of two scissors rods of scissor lift bar orlop is respectively equipped with pulley, and the bottom of two little scissors rods also is respectively equipped with pulley, and described scissor lift bar, the auxiliary pulley of pitching the two of cutting are located at respectively in two parallel lifting sliding rails; Scissor lift bar, auxiliary cutting are provided with joint pin between the fork, the two ends of this joint pin are connected to the scissor lift bar, auxiliary cutting stuck, the middle part of the joint pin screw rod of vertically setting up that is threaded, and be connected with the lifting motor that can drive its rotation on the screw rod.Orthogonal two groups of scissor lift bars can effectively support wagon box and with wagon box bonded assembly mechanism, the stability when guaranteeing ascend operation.Auxiliary these the several structures of fork, screw rod and joint pin of cutting, can be behind the motor-driven screw rod, the drive joint pin rises, thereby auxiliary undermost two scissors rods of two little scissors rods, scissor lift bar of cutting fork are closed up, thereby the scissors rod of respectively organizing of top is closed up thereupon, lifting bar is risen, raise wagon box, carry out aloft work.The height of its lifting of lifting mechanism of this mode can be enough high, and have good stable and self-locking property, and is simple in structure, stable, reliable, can rest on any height.
The little scissors rod of the undermost scissors rod of scissor lift bar and the same side is fixed on the same adapter shaft, and described scissor lift bar, the auxiliary pulley of cutting fork the same side are separately fixed at the two ends of this adapter shaft.Like this, can guarantee that scissor lift bar, the auxiliary scissors rod of cutting fork close up simultaneously, guarantee the synchronism of lifting.
Be fixed with synchronous pulley on the screw rod, the screw rod of two groups of scissor lift bars links together by the synchronous band that is enclosed within on the synchronous pulley, and lifting motor has only one, and this lifting motor is connected with screw rod wherein.Like this, the rotation that can make two screw rods is synchronous, further guarantees the synchronism of lifting.
Screw rod is located at bearing, and this bearing is positioned at bearing seat.Like this, can allow screw rod be convenient to more rotate.
Traveling gear comprises two movable motors, is positioned at two following wheel shafts of vehicle seat rear and front end, and every following wheel shaft two ends have a big belt wheel respectively, are socketed with crawler belt on two big belt wheels of the same side; Two movable motors lay respectively at the and arranged on left and right sides of vehicle seat, be fixed with driving gear on each movable motor, this driving gear is connected with driven gear, and two driven gears are socketed in respectively on the forward and backward wheel shaft down, and two driven gears are separately fixed on the big belt wheel of and arranged on left and right sides.Like this, two movable motors can drive left and right crawler belt respectively and roll, thereby can walk in the open air.Because wheel does not directly contact with the road surface, the projection and the road adherence of crawler belt are strong, so this lift car can be walked suitable open-air ascend operation under various pavement conditions.In addition, when movable motor rotates, under the motionless situation of another movable motor, can realize turning.
The two ends of following wheel shaft are fixed with a connecting rod respectively, are connected with upper whorl axial between the front end of two connecting rods, and the two ends of upper whorl axial are fixed with small pulley respectively, are socketed with crawler belt on this small pulley and the corresponding big belt wheel; Be connected with worm gear on the following wheel shaft, be connected with worm screw on the worm gear, this worm screw is by the wheel shaft motor-driven.Like this, can drive down wheel shaft by the wheel spindle motor and rotate, thereby can shrink or extension link, extension link when upper and lower slope, upper and lower step lands forward and backward pin crawler belt; Forward and backward pin also can support and raise lift car during ascend operation, to promote the lift car height, adopts the worm and wormwheel structure, can reach the self-locking effect.
Wagon box is fixed in the front end of mechanical arm, and the rear end of this mechanical arm is fixed on the main shaft of swing motor, and the swing motor is located at the front end of tooth bar, and tooth bar is located at the tooth bar slide rail and is bearing fit with it, and the tooth bar slide rail is fixed on the top of two groups of scissor lift bars; Be connected with the tooth bar motor on the tooth bar.Behind the tooth bar motor-driven tooth bar, can control moving forward and backward of mechanical arm.The swing motor can be controlled swinging of mechanical arm, 300 ° rotation about carrying out.The mechanical arm head is installed wagon box, and the people stands in the wagon box the inside can carry out various aerial works.
The rear end of mechanical arm is fixed on the main shaft of swing motor by contiguous block.Like this, mechanical arm effectively can be fixed on the swing electric machine main shaft.
The swing motor is located at the front end of tooth bar by the swing motor fixing plate.Like this, convenient fixing swung motor.
The tooth bar motor is fixed on the tooth bar slide rail by the tooth bar motor fixing plate, and is connected by wheel and rack.Like this, can make things convenient for the stationary rack motor.
The effect that the utility model is useful is: the adjustable height of the utility model lift car is enough high, can be used for open-air ascend operation, and lifting is steady, and synchronism is good, has self-locking property.And lift car walking, lifting, mechanical arm are flexible all adopts direct motor drive, and crawler travel is simple in structure, stable working, and volume is little, and is in light weight, easy to operate, is suitable for advancing on the wasteland, goes up a slope, tops bar, descending, gets out of a predicament or an embarrassing situation, turns; Therefore can be used for open-air ascend operation.
Description of drawings
Fig. 1 is a perspective view of the present utility model;
Main TV structure scheme drawing when Fig. 2 is the utility model contraction state;
Left TV structure scheme drawing when Fig. 3 is the utility model contraction state;
Plan structure scheme drawing when Fig. 4 is the utility model contraction state;
Fig. 5 looks up structural representation when the utility model contraction state;
Main TV structure scheme drawing when Fig. 6 is the utility model deployed condition;
Left TV structure scheme drawing when Fig. 7 is the utility model deployed condition;
Fig. 8 is the auxiliary structural representation of cutting fork of the utility model;
Fig. 9 is the structural representation of the little scissors rod of the utility model;
Figure 10 cuts the structural representation of fork for the utility model;
Figure 11 is the structural representation of the utility model scissors rod;
Figure 12 is the structure for amplifying scheme drawing of A part among Fig. 2;
Figure 13 is the structure for amplifying scheme drawing of B part among Fig. 3;
Figure 14 is the structure for amplifying scheme drawing of C part among Fig. 4;
Figure 15 is the structure for amplifying scheme drawing of D part among Fig. 4.
Description of reference numerals: driving gear 1, crawler belt 2, big belt wheel 3, driven gear 4, following wheel shaft 5, mechanical arm 6, tooth bar 7, joint pin 8, synchronous pulley 9, be with 10 synchronously, lifter wheel 11, bearing seat 12, bearing 13, lifting motor 14, screw rod 15, connecting rod 16, small pulley 17, fix screw 18, swing motor fixing plate 19, swing motor 20, contiguous block 21, screw 22, tooth bar slide rail 23, scissor lift bar 24, bent plate 25, wagon box 26, lifting bar screw 27, tooth bar motor fixing plate 28, tooth bar motor fix screw 29, gear 30, tooth bar motor 31, lifting sliding rail 32, wheel spindle motor 33, worm gear 34, worm screw 35, wheel bearing seat 36, vehicle seat 37, movable motor 38, upper whorl axial 39, cut fork 40, scissors rod 41, the auxiliary fork 42 of cutting, pulley 43, adapter shaft 44, movable motor seat 45, joint pin fix screw 46, little scissors rod 47.
The specific embodiment
The utility model is described in further detail below in conjunction with accompanying drawing:
With reference to accompanying drawing: but the electric up-down car of this field work of present embodiment comprises vehicle seat 37, vehicle seat 37 is provided with traveling gear, lifting mechanism, and the top of lifting mechanism is provided with wagon box 26.
Wherein, lifting mechanism comprises two groups of scissor lift bars 24, this scissor lift bar by by the lifting bar screw about in the of 27 hinged one group cut fork 40 and form, each is cut and pitches 40 two scissors rods 41 that are connected together by intersecting axle and constitute.Two groups of vertical mutually one-tenth " T " fonts of scissor lift bar 24, each scissor lift bar 24 has the auxiliary fork 42 of cutting of a setting in parallel.Assisting and cutting fork 42 is to be made of the little scissors rod 47 that two intersecting axles are connected together.The bottom of two scissors rods 41 of scissor lift bar 24 orlops is respectively equipped with pulley 43, auxiliary bottom of cutting 42 two little scissors rods 47 of fork also is respectively equipped with pulley 43, and described scissor lift bar 24, auxiliary the two the pulley 43 of fork 42 of cutting are located at respectively in two parallel lifting sliding rails 32.The little scissors rod 47 of scissor lift bar 24 undermost scissors rods 41 and the same side is fixed on the same adapter shaft 44, and scissor lift bar 24, the auxiliary pulley 43 of cutting fork 42 the same sides are separately fixed at the two ends of this adapter shaft 44.Scissor lift bar 24, auxiliary cutting between the fork 42 are provided with joint pin 8, the two ends of this joint pin 8 are separately fixed at scissor lift bar 24, auxiliary cutting on the fork 42 by joint pin fix screw 46, joint pin fix screw 46 just is positioned at the place that is coupling of two little scissors rods 47, in axis hole, pass, use as the rotating shaft that two little scissors rods 47 are coupling simultaneously.The middle part of described joint pin 8 screw rod of vertically setting up 15 that is threaded, and be connected with the lifting motor 14 that can drive its rotation on the screw rod 15.The screw rod 15 that is fixed with 9, two groups of scissor lift bars 24 of synchronous pulley on the screw rod 15 is with 10 to link together by being enclosed within on the synchronous pulley 9 synchronously.Described lifting motor 14 has only one, and this lifting motor 14 is connected with screw rod 15 wherein by lifter wheel 11.Screw rod 15 is located at bearing 13, and this bearing 13 is positioned at bearing seat 12.
Traveling gear comprises two movable motors 38, is individually fixed on two movable motor seats 45, and two following wheel shafts 5 are located at the rear and front end of vehicle seat 37, and every following wheel shaft 5 two ends have a big belt wheel 3 respectively, is socketed with crawler belt 2 on two big belt wheels 3 of the same side.Following wheel shaft 5 is located at the bearing in the wheel bearing seat 36, is convenient to rotate.Two movable motors 38 lay respectively at the and arranged on left and right sides of vehicle seat 37, be fixed with driving gear 1 on each movable motor 38, this driving gear 1 is connected with driven gear 4, two driven gears 4 are socketed in respectively on the forward and backward wheel shaft 5 down, and two driven gears 4 are separately fixed on the big belt wheel 3 of and arranged on left and right sides.The front end that the two ends of following wheel shaft 5 are fixed with connecting rod 16, two connecting rods 16 respectively is connected with upper whorl axial 39, and the two ends of described upper whorl axial 39 are fixed with small pulley 17 respectively, is socketed with crawler belt 2 on this small pulley 17 and the corresponding big belt wheel 3; Be connected with worm gear 34 on the wheel shaft 5 under described, be connected with worm screw 35 on the worm gear 34, this worm screw 35 is driven by wheel spindle motor 33.
But the electric up-down car of this field work on straight or light grade road, only needs main business concern operating a porters' service to advance to get final product, and main pin is made up of big belt wheel 3, crawler belt 2, and movable motor 38 drives big belt wheel 3 by driving gear 1, driven gear 4, and drive crawler belt 2 rolls and advances; A motor is just changeing a motor counter-rotating, can be in pivot turn, and turn radius is very little.Launch the forward foot in a step and the rear foot when upward slope, descending, upper and lower step, shrink or extension link 16 by worm screw 35 worm gears 34 structures by two wheel spindle motors 33 respectively, forward and backward pin crawler belt is landed.Forward and backward pin also can support and raise lift car during ascend operation, to promote the lift car height.
Jacking system adopts vertical mutually one-tenth " T " font of two groups of X type scissor lift bars 24 to install, and guarantees the stability of lifting mechanism.Be with 10 synchronously as driving device by two synchronous pulleys 9 and one, drive a synchronous pulley 9 by a lifting motor 14 by lifter wheel 11, again by being with 10 to be delivered to another synchronous pulley 9 synchronously.Rotating screw bolt 15 rises joint pin 8, drives two X type scissor lift bars 24 and rises simultaneously, guarantees their synchronism.This jacking system was both stable, firm again, simple and easy to control, and can reduce hand labor intensity greatly, and was safe and reliable.
During operation, regulate jacking system earlier, drive swing motor 20 to stretch mechanical arm 6 to mode of operation to determine suitable height.The adjustment of control position can be stretched, determine the correct position of wagon box 26 by swinging motor 20 left-right rotation mechanical arms 6 by gear 30, tooth bar 7 mechanisms, make things convenient for personnel's operation aloft by tooth bar motor 31.
Though the utility model illustrates and describes by the reference preferred embodiment,, those skilled in the art should understand, and in the scope of claims, can do the various variation on form and the details.
Claims (10)
1. but the electric up-down car of a field work, comprise vehicle seat (37), vehicle seat (37) is provided with traveling gear, lifting mechanism, the top of lifting mechanism is provided with wagon box (26), wherein, lifting mechanism comprises two groups of scissor lift bars (24), this scissor lift bar (24) by up and down hinged one group cut fork (40) and form, each is cut fork (40) and is made of two scissors rods (41) that intersecting axle is connected together, it is characterized in that: vertical mutually one-tenth " T " font of two groups of scissor lift bars (24), each scissor lift bar (24) has the auxiliary fork (42) of cutting of a setting in parallel, and the auxiliary fork (42) of cutting is to be made of the little scissors rod (47) that two intersecting axles are connected together; The bottom of scissor lift bar (24) two scissors rods of orlop (41) is respectively equipped with pulley (43), the bottom of two little scissors rods (47) also is respectively equipped with pulley (43), and described scissor lift bar (24), auxiliary the two the pulley (43) of fork (42) of cutting are located at respectively in two parallel lifting sliding rails (32); Scissor lift bar (24), auxiliary cutting are provided with joint pin (8) between the fork (42), the two ends of this joint pin (8) are connected to scissor lift bar (24), auxiliary cutting on the fork (42), the middle part of described joint pin (8) screw rod of vertically setting up (15) that is threaded, and be connected with the lifting motor (14) that can drive its rotation on the screw rod (15).
2. but the electric up-down car of field work according to claim 1, it is characterized in that: the little scissors rod (47) of the undermost scissors rod of described scissor lift bar (24) (41) and the same side is fixed on the same adapter shaft (44), and described scissor lift bar (24), the auxiliary pulley (43) of cutting fork (42) the same side are separately fixed at the two ends of this adapter shaft (44).
3. but the electric up-down car of field work according to claim 1, it is characterized in that: be fixed with synchronous pulley (9) on the described screw rod (15), the screw rod (15) of two groups of scissor lift bars (24) links together by the synchronous band (10) that is enclosed within on the synchronous pulley (9), described lifting motor (14) has only one, and this lifting motor (14) is connected with a screw rod (15) wherein.
But 4. the electric up-down car of field work according to claim 1, it is characterized in that: described screw rod (15) is located at bearing (13), and this bearing (13) is positioned at bearing seat (12).
5. but according to the electric up-down car of claim 1 or 2 or 3 or 4 described field works, it is characterized in that: described traveling gear comprises two movable motors (38), is positioned at two following wheel shafts (5) of vehicle seat (37) rear and front end, every following wheel shaft (5) two ends have a big belt wheel (3) respectively, are socketed with crawler belt (2) on two big belt wheels (3) of the same side; Two movable motors (38) lay respectively at the and arranged on left and right sides of vehicle seat (37), be fixed with driving gear (1) on each movable motor (38), this driving gear (1) is connected with driven gear (4), two driven gears (4) are socketed in respectively on the forward and backward wheel shaft (5) down, and two driven gears (4) are separately fixed on the big belt wheel (3) of and arranged on left and right sides.
6. but the electric up-down car of field work according to claim 5, it is characterized in that: the described two ends of wheel shaft (5) down are fixed with a connecting rod (16) respectively, be connected with upper whorl axial (39) between the front end of two connecting rods (16), the two ends of described upper whorl axial (39) are fixed with small pulley (17) respectively, are socketed with crawler belt (2) on this small pulley (17) and the corresponding big belt wheel (3); Be connected with worm gear (34) on the wheel shaft (5) under described, be connected with worm screw (35) on the worm gear (34), this worm screw (35) is driven by wheel spindle motor (33).
7. but according to the electric up-down car of claim 1 or 2 or 3 or 4 described field works, it is characterized in that: described wagon box (26) is fixed in the front end of mechanical arm (6), the rear end of this mechanical arm (6) is fixed on the main shaft of swing motor (20), swing motor (20) is located at the front end of tooth bar (7), tooth bar (7) is located at tooth bar slide rail (23) and is bearing fit with it, and tooth bar slide rail (23) is fixed on the top of two groups of scissor lift bars (24); Be connected with tooth bar motor (31) on the described tooth bar (7).
8. but the electric up-down car of field work according to claim 7 is characterized in that: the rear end of described mechanical arm (6) is fixed on the main shaft of swing motor (20) by contiguous block (21).
9. but the electric up-down car of field work according to claim 7 is characterized in that: described swing motor (20) is located at the front end of tooth bar (7) by swing motor fixing plate (19).
10. but the electric up-down car of field work according to claim 7, it is characterized in that: described tooth bar motor (31) is fixed on the tooth bar slide rail (23) by tooth bar motor fixing plate (28), and is connected with tooth bar (7) by gear (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020114537 CN201704036U (en) | 2010-02-09 | 2010-02-09 | Lifting vehicle for field work |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020114537 CN201704036U (en) | 2010-02-09 | 2010-02-09 | Lifting vehicle for field work |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201704036U true CN201704036U (en) | 2011-01-12 |
Family
ID=43441192
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201020114537 Expired - Lifetime CN201704036U (en) | 2010-02-09 | 2010-02-09 | Lifting vehicle for field work |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201704036U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103899895A (en) * | 2014-04-13 | 2014-07-02 | 杨志强 | Automatic retractable mechanical arm used for lifting mechanism |
| CN104129742A (en) * | 2014-07-20 | 2014-11-05 | 苏州塔可盛电子科技有限公司 | Mechanical lifting and horizontal moving operation table |
| CN106044656A (en) * | 2016-05-30 | 2016-10-26 | 国网山东省电力公司曹县供电公司 | Movable climbing fixed-installation footboard device for substation maintenance work |
| CN116768114A (en) * | 2023-08-21 | 2023-09-19 | 济阳东方液压机械有限公司 | Anti-tilting lifting device with stable structure |
-
2010
- 2010-02-09 CN CN 201020114537 patent/CN201704036U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103899895A (en) * | 2014-04-13 | 2014-07-02 | 杨志强 | Automatic retractable mechanical arm used for lifting mechanism |
| CN104129742A (en) * | 2014-07-20 | 2014-11-05 | 苏州塔可盛电子科技有限公司 | Mechanical lifting and horizontal moving operation table |
| CN106044656A (en) * | 2016-05-30 | 2016-10-26 | 国网山东省电力公司曹县供电公司 | Movable climbing fixed-installation footboard device for substation maintenance work |
| CN106044656B (en) * | 2016-05-30 | 2018-07-10 | 国网山东省电力公司曹县供电公司 | Horse block device is fixedly mounted in removable ascend a height of substation equipment maintenance and repair work |
| CN116768114A (en) * | 2023-08-21 | 2023-09-19 | 济阳东方液压机械有限公司 | Anti-tilting lifting device with stable structure |
| CN116768114B (en) * | 2023-08-21 | 2023-10-17 | 济阳东方液压机械有限公司 | Anti-tilting lifting device with stable structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110112 Effective date of abandoning: 20120502 |