CN2389142Y - Fixed type hydraulic width changeable lift bridge for stepping vehicle - Google Patents
Fixed type hydraulic width changeable lift bridge for stepping vehicle Download PDFInfo
- Publication number
- CN2389142Y CN2389142Y CN 99245834 CN99245834U CN2389142Y CN 2389142 Y CN2389142 Y CN 2389142Y CN 99245834 CN99245834 CN 99245834 CN 99245834 U CN99245834 U CN 99245834U CN 2389142 Y CN2389142 Y CN 2389142Y
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- intermediate relay
- open contact
- loop
- coil
- table top
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- Expired - Fee Related
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Abstract
The utility model relates to a fixed type hydraulic width changeable lift bridge for a stepping vehicle, which comprises a base, a main hinge seat, and a telescopic oil cylinder. The tail of the telescopic oil cylinder is connected with a lower hinge seat which is arranged on the bottom of the base, wherein, the rear end of a main table top is connected with the main hinge seat. The front end of the main table top is provided with a turning plate device which is composed of a turning plate and a cam. The cam is arranged on the middle part of the bottom surface of the turning plate. A piston rod of the telescopic oil cylinder is connected with the upper hinge seat. Folding type protective plates are arranged on both sides of the main table top. A turning plate elastic device is arranged on the bottom surface of the main table top. The utility model has the advantages of simple structure, low cost, the reduction of workers' labor intensity, etc.
Description
The utility model relates to a kind of fixed hydraulic luffing and steps on vehicle bridge, and it belongs to a kind of skew bridge of setting up between storage goods platform and boxcar.
The existing vehicle bridge of stepping on is artificial flipover owing to turnover panel, and connects the angle that the back forms-15 ° with main table top, and it had both influenced the moulding of complete machine in melt pit, also influenced the fork truck smooth working.Thereby there is shortcomings such as job insecurity, labor strength be big.Though some steps on the turnover panel employing hydraulic brace mechanism of vehicle bridge in addition, because its complex structure, thereby it exists shortcomings such as cost height, processing difficulties.
The purpose of this utility model provide a kind of simple in structure, cost is low and the fixed hydraulic luffing that alleviates labor strength is stepped on vehicle bridge.
Task of the present utility model is achieved in that this fixed hydraulic luffing steps on vehicle bridge; it comprises a base of being made by shaped steel; respectively be provided with a main free bearing in the both sides, upper end of base; be provided with telescopic oil cylinder in the middle of the rear portion of base; the afterbody of telescopic oil cylinder connects with the following twisted seat that is located at the base bottom; wherein the rear end of the main table top of making of steel plate connects with main free bearing; its front end is provided with the panel turnover device of being made up of turnover panel and cam; cam is located at the middle part of turnover panel bottom surface; middle part, the bottom surface of main table top be provided with connect with the telescopic oil cylinder piston rod on twisted seat; the piston rod of telescopic oil cylinder connects with last twisted seat; folding fender is located at the both sides of main table top; the turnover panel bounce device is located on the bottom surface of main table top; one end of turnover panel bounce device connects with the rear portion of main table top bottom surface; the other end and turnover panel hinge joint, the lever top of turnover panel bounce device contacts with cam.
Above-mentioned turnover panel bounce device is made up of loop chain, lever, extension spring, inner spring, outer spring and pilot bar, be contained on the pilot bar behind inner spring and the outer spring suit, the front end of pilot bar and turnover panel hinge joint, the lever lower end connects with base-mounted extension spring by loop chain, and the middle part of lever is articulated in the front center of main table top bottom surface.
This is stepped on vehicle bridge and also comprises electrical control gear, the power circuit that electrical control gear is made up of the normally open contact (KM1) of motor (M), circuit breaker (QF) and contactless switch (KM) and by motor control loop, solenoid control loop, rising crawl control loop, stop the control circuit that control loop and alarm loop form and form; In the three phase mains circuit of motor (M), be provided with circuit breaker (QF), the normally open contact (KM1) of contactless switch (KM) is connected between circuit breaker (QF) and the motor (M), one end of control circuit with one mutually the point of attachment of the normally open contact (KM1) of the circuit breaker (QF) in the power circuit and contactless switch (KM) link to each other, the other end links to each other with zero line; Motor control loop is made up of the coil of contactless switch (KM), the open contact of intermediate relay (KA1) and the normally closed contact of intermediate relay (KA2), after connecting with the normally closed contact of intermediate relay (KA2), the open contact of intermediate relay (KA1) connects with the coil of contactless switch (KM), one end and the zero line of the coil of the contactless switch in this loop (KM) join, and the other end of the open contact of intermediate relay (KA1) links to each other with the other end of control circuit; The solenoid control loop is made up of the open contact of intermediate relay (KA1), the open contact and the electromagnet (YA) of intermediate relay (KA2), connect with electromagnet (YA) after the open contact parallel connection of the open contact of intermediate relay (KA1) and intermediate relay (KA2), one end and the zero line of the electromagnet in this loop (YA) join, and the open contact of intermediate relay (KA1) links to each other with the other end of control circuit with the other end of the parallel connected end of the open contact of intermediate relay (KA2); Rising crawl control loop is made up of the coil of button (SB1) and intermediate relay (KA1), button (SB1) is cascaded with the coil of intermediate relay (KA1), one end and the zero line of the coil of the intermediate relay in this loop (KA1) join, and the other end of button (SB1) links to each other with the other end of control circuit; Stopping control loop being made up of the open contact of button (SB2), intermediate relay (KA2), the normally closed contact of intermediate relay (KA1) and the coil of intermediate relay (KA2), it is in parallel after the open contact of intermediate relay (KA2) is connected with the normally closed contact of intermediate relay (KA1) with button (SB2), and then connect with the coil of intermediate relay (KA2), one end and the zero line of the coil of intermediate relay (KA2) join, and button (SB2) links to each other with the other end of control circuit with the parallel connected end of the open contact of intermediate relay (KA2); The alarm control loop is made up of the open contact and the buzzer phone (HA) of intermediate relay (KA2), the open contact of intermediate relay (KA2) and buzzer phone (HA) are cascaded, one end and the zero line of the buzzer phone in this loop (HA) join, and the other end of the open contact of intermediate relay (KA2) links to each other with the other end of control circuit.
Because the utility model adopted technique scheme, therefore compare with background technology, have simple in structure, cost is low and can alleviate advantage such as labor strength.The utility model can be widely used in places such as harbour, platform, warehouse.
Below in conjunction with drawings and Examples the utility model is described in further detail.
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is electric control circuit figure of the present utility model.
As shown in Figure 1; the luffing of present embodiment is stepped on vehicle bridge; it comprises a base 2 of being made by shaped steel; a main twisted seat 1 is respectively arranged in the both sides, upper end of base 2; be provided with telescopic oil cylinder 3 in the middle of the rear portion of base 2; the afterbody of telescopic oil cylinder 3 connects with the following twisted seat 16 that is located at base 2 bottoms; the rear end of the main table top of making of steel plate 4 connects with main free bearing 1; its front end is provided with the panel turnover device of being made up of turnover panel 8 and cam 7; cam 7 is located at the middle part of turnover panel bottom surface; middle part, the bottom surface of main table top 4 be provided with connect with telescopic oil cylinder 3 piston rods on twisted seat 5; the piston rod of telescopic oil cylinder 3 connects with last twisted seat 5; folding fender 13 is located at the both sides of main table top 4; the turnover panel bounce device is located on the bottom surface of main table top 4; one end of turnover panel bounce device connects with the rear portion of main table top 4 bottom surfaces, the other end and turnover panel 8 hinge joints, and lever 11 tops of turnover panel bounce device contact with cam 7.The turnover panel bounce device is made up of loop chain 12, lever 11, extension spring 14, inner spring 10, outer spring 9 and pilot bar 6, be contained on the pilot bar 6 behind inner spring 10 and outer spring 9 suits, the front end of pilot bar 6 and turnover panel 8 hinge joints, the lower end of lever 11 connects with extension spring 14 on being contained in base 2 by loop chain 12, the middle part of lever 11 is articulated in the front center of main table top 4 bottom surfaces, and lever limiting device 15 is located at the centre of base 2 front ends.
As shown in Figure 2, the power circuit formed by the normally open contact (KM1) of motor (M), circuit breaker (QF) and contactless switch (KM) of electrical control gear of the present utility model and form by motor control loop, solenoid control loop, rising crawl control loop, the control circuit that stops control loop and alarm control loop to form; In the three phase mains circuit of motor (M), be provided with circuit breaker (QF), the normally open contact (KM1) of contactless switch (KM) is serially connected between circuit breaker (QF) and the motor (M), one end of control circuit with one mutually the point of attachment of the normally open contact (KM1) of the circuit breaker (QF) in the power circuit and contactless switch (KM) link to each other, the other end links to each other with zero line; Motor control loop is made up of the coil of contactless switch (KM), the open contact of intermediate relay (KA1) and the normally closed contact of intermediate relay (KA2), after connecting with the normally closed contact of intermediate relay (KA2), the open contact of intermediate relay (KA1) connects with the coil of contactless switch (KM), one end and the zero line of the coil of the contactless switch in this loop (KM) join, and the other end of the open contact of intermediate relay (KA1) links to each other with the other end of control circuit; The solenoid control loop is made up of the open contact of intermediate relay (KA1), the open contact and the electromagnet (YA) of intermediate relay (KA2), connect with electromagnet (YA) after the open contact parallel connection of the open contact of intermediate relay (KA1) and intermediate relay (KA2), one end and the zero line of the electromagnet in this loop (YA) join, and the open contact of intermediate relay (KA1) links to each other with the other end of control circuit with the other end of the parallel connected end of the open contact of intermediate relay (KA2); Rising crawl control loop is made up of the coil of button (SB1) and intermediate relay (KA1), button (SB1) is cascaded with the coil of intermediate relay (KA1), one end of the coil of the intermediate relay in this loop (KA1) links to each other with zero line, and the other end of button (SB1) links to each other with the other end of control circuit; Stopping control loop being made up of the open contact of button (SB2), intermediate relay (KA2), the normally closed contact of intermediate relay (KA1) and the coil of intermediate relay (KA2), it is in parallel after the open contact of intermediate relay (KA2) is connected with the normally closed contact of intermediate relay (KA1) with button (SB2), and then connect with the coil of intermediate relay (KA2), one end and the zero line of the coil of intermediate relay (KA2) join, and button (SB2) links to each other with the other end of control circuit with the parallel connected end of the open contact of intermediate relay (KA2); The alarm control loop is made up of the open contact and the buzzer phone (HA) of intermediate relay (KA2), the open contact of intermediate relay (KA2) and buzzer phone (HA) are cascaded, one end and the zero line of the buzzer phone in this loop (HA) join, and the other end of the open contact of intermediate relay (KA2) links to each other with the other end of control circuit.
Principle of work of the present utility model is: when pressing the button (SB1), main table top hoists under the telescopic oil cylinder effect, when main table top hit the ceiling, turnover panel is realized opening under the effect of its mechanism of upspringing, and presses the button the open position of (SB2) locking turnover panel.After lorry enters the goods yard, press the button (SB1) and horse back release button (SB1) again, main table top and turnover panel drop down onto on the cabin floor together, and its luffing action is free state, and it can change with the different height change that produce of bearing a heavy burden because of the compartment.Completed loading, lorry drives away.Main table top descends, and when lever is run into the lever limiting device, opens the blocking device of turnover panel, presses the button (SB1) again and hoists main table top to level attitude, and at this moment turnover panel is hang and becomes 90 ° of angles with main table top.
Claims (3)
1; a kind of fixed hydraulic luffing is stepped on vehicle bridge; it comprises a base of being made by shaped steel; respectively be provided with a main free bearing in the both sides, upper end of base; be provided with telescopic oil cylinder in the middle of the rear portion of base; the afterbody of telescopic oil cylinder connects with the following twisted seat that is located at the base bottom; it is characterized in that: the rear end of the main table top of making of steel plate connects with main free bearing; its front end is provided with the panel turnover device of being made up of turnover panel and cam; cam is located at the middle part of turnover panel bottom surface; middle part, the bottom surface of main table top be provided with connect with the telescopic oil cylinder piston rod on twisted seat; the piston rod of telescopic oil cylinder connects with last twisted seat; folding fender is located at the both sides of main table top, and the turnover panel bounce device is located on the bottom surface of main table top, and an end of turnover panel bounce device connects with the rear portion of main table top bottom surface; the other end and turnover panel hinge joint, the lever top of turnover panel bounce device contacts with cam.
2, fixed hydraulic luffing according to claim 1 is stepped on vehicle bridge, it is characterized in that: described turnover panel bounce device is made up of loop chain, lever, extension spring, inner spring, outer spring and pilot bar, be contained on the pilot bar behind inner spring and the outer spring suit, the front end of pilot bar and turnover panel hinge joint, the lever lower end connects with base-mounted extension spring by loop chain, and the middle part of lever is articulated in the front center of main table top bottom surface.
3, fixed hydraulic luffing according to claim 1 and 2 is stepped on vehicle bridge, it is characterized in that: it also comprises electrical control gear, the power circuit that electrical control gear is made up of the normally open contact (KM1) of motor (M), circuit breaker (QF) and contactless switch (KM) and by motor control loop, solenoid control loop, rising crawl control loop, stop the control circuit that control loop and alarm loop form and form; In the three phase mains circuit of motor (M), be provided with circuit breaker (QF), the normally open contact (KM1) of contactless switch (KM) is connected between circuit breaker (QF) and the motor (M), one end of control circuit with one mutually the point of attachment of the normally open contact (KM1) of the circuit breaker (QF) in the power circuit and contactless switch (KM) link to each other, the other end links to each other with zero line; Motor control loop is made up of the coil of contactless switch (KM), the open contact of intermediate relay (KA1) and the normally closed contact of intermediate relay (KA2), after connecting with the normally closed contact of intermediate relay (KA2), the open contact of intermediate relay (KA1) connects with the coil of contactless switch (KM), one end and the zero line of the coil of the contactless switch in this loop (KM) join, and the other end of the open contact of intermediate relay (KA1) links to each other with the other end of control circuit; The solenoid control loop is made up of the open contact of intermediate relay (KA1), the open contact and the electromagnet (YA) of intermediate relay (KA2), connect with electromagnet (YA) after the open contact parallel connection of the open contact of intermediate relay (KA1) and intermediate relay (KA2), one end and the zero line of the electromagnet in this loop (YA) join, and the open contact of intermediate relay (KA1) links to each other with the other end of control circuit with the other end of the parallel connected end of the open contact of intermediate relay (KA2); Rising crawl control loop is made up of the coil of button (SB1) and intermediate relay (KA1), button (SB1) is cascaded with the coil of intermediate relay (KA1), one end and the zero line of the coil of the intermediate relay in this loop (KA1) join, and the other end of button (SB1) links to each other with the other end of control circuit; Stopping control loop being made up of the open contact of button (SB2), intermediate relay (KA2), the normally closed contact of intermediate relay (KA1) and the coil of intermediate relay (KA2), it is in parallel after the open contact of intermediate relay (KA2) is connected with the normally closed contact of intermediate relay (KA1) with button (SB2), and then connect with the coil of intermediate relay (KA2), one end and the zero line of the coil of intermediate relay (KA2) join, and button (SB2) links to each other with the other end of control circuit with the parallel connected end of the open contact of intermediate relay (KA2); The alarm control loop is made up of the open contact and the buzzer phone (HA) of intermediate relay (KA2), the open contact of intermediate relay (KA2) and buzzer phone (HA) are cascaded, one end and the zero line of the buzzer phone in this loop (HA) join, and the other end of the open contact of intermediate relay (KA2) links to each other with the other end of control circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99245834 CN2389142Y (en) | 1999-10-01 | 1999-10-01 | Fixed type hydraulic width changeable lift bridge for stepping vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99245834 CN2389142Y (en) | 1999-10-01 | 1999-10-01 | Fixed type hydraulic width changeable lift bridge for stepping vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2389142Y true CN2389142Y (en) | 2000-07-26 |
Family
ID=34031624
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 99245834 Expired - Fee Related CN2389142Y (en) | 1999-10-01 | 1999-10-01 | Fixed type hydraulic width changeable lift bridge for stepping vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2389142Y (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101973225A (en) * | 2010-09-30 | 2011-02-16 | 连云港天明装备有限公司 | Hydraulic slowly-decreasing dock leveller |
| CN1993280B (en) * | 2004-07-29 | 2011-05-11 | 莱特-海特控股公司 | Formed front header for a dock leveler |
| CN102530586A (en) * | 2012-01-18 | 2012-07-04 | 济南华北升降平台制造有限公司 | Fixed dock ramp |
| CN102869592A (en) * | 2009-12-22 | 2013-01-09 | 阿米塞鲁有限公司 | Loading bay |
| CN103086169A (en) * | 2011-10-27 | 2013-05-08 | 沈兴财 | Lifting platform |
| CN105084048A (en) * | 2015-08-14 | 2015-11-25 | 江苏力星通用钢球股份有限公司 | Special steel ball automatic logistics system for vehicle hubs |
| CN105151838A (en) * | 2005-11-08 | 2015-12-16 | 莱特-海特控股公司 | Weather shield for underneath a dock leveler |
| CN105712105A (en) * | 2016-04-14 | 2016-06-29 | 上海佰德行物流设施系统工程有限公司 | Internal folding type loading and unloading platform |
| CN109319472A (en) * | 2018-09-21 | 2019-02-12 | 国网福建省电力有限公司检修分公司 | Vehicular breaker pallet and application method |
| CN112607358A (en) * | 2020-12-26 | 2021-04-06 | 张保银 | Can cross river in succession and build a formula conveying equipment |
| CN113104609A (en) * | 2021-04-12 | 2021-07-13 | 欧阳礼诚 | Lever type cement pipe fitting loading device |
-
1999
- 1999-10-01 CN CN 99245834 patent/CN2389142Y/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1993280B (en) * | 2004-07-29 | 2011-05-11 | 莱特-海特控股公司 | Formed front header for a dock leveler |
| CN105151838A (en) * | 2005-11-08 | 2015-12-16 | 莱特-海特控股公司 | Weather shield for underneath a dock leveler |
| CN102869592A (en) * | 2009-12-22 | 2013-01-09 | 阿米塞鲁有限公司 | Loading bay |
| CN102869592B (en) * | 2009-12-22 | 2014-12-24 | 阿米塞鲁有限公司 | Loading bay |
| CN101973225A (en) * | 2010-09-30 | 2011-02-16 | 连云港天明装备有限公司 | Hydraulic slowly-decreasing dock leveller |
| CN103086169A (en) * | 2011-10-27 | 2013-05-08 | 沈兴财 | Lifting platform |
| CN102530586A (en) * | 2012-01-18 | 2012-07-04 | 济南华北升降平台制造有限公司 | Fixed dock ramp |
| CN105084048A (en) * | 2015-08-14 | 2015-11-25 | 江苏力星通用钢球股份有限公司 | Special steel ball automatic logistics system for vehicle hubs |
| CN105712105A (en) * | 2016-04-14 | 2016-06-29 | 上海佰德行物流设施系统工程有限公司 | Internal folding type loading and unloading platform |
| CN109319472A (en) * | 2018-09-21 | 2019-02-12 | 国网福建省电力有限公司检修分公司 | Vehicular breaker pallet and application method |
| CN112607358A (en) * | 2020-12-26 | 2021-04-06 | 张保银 | Can cross river in succession and build a formula conveying equipment |
| CN113104609A (en) * | 2021-04-12 | 2021-07-13 | 欧阳礼诚 | Lever type cement pipe fitting loading device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |