CN201739490U - Automatic gear control device of fire engine - Google Patents
Automatic gear control device of fire engine Download PDFInfo
- Publication number
- CN201739490U CN201739490U CN 201020266656 CN201020266656U CN201739490U CN 201739490 U CN201739490 U CN 201739490U CN 201020266656 CN201020266656 CN 201020266656 CN 201020266656 U CN201020266656 U CN 201020266656U CN 201739490 U CN201739490 U CN 201739490U
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- gear
- putting
- retaining
- cut
- ball screw
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- 230000007246 mechanism Effects 0.000 claims abstract description 31
- 238000010168 coupling process Methods 0.000 claims abstract description 9
- 238000005859 coupling reaction Methods 0.000 claims abstract description 9
- 230000008878 coupling Effects 0.000 claims abstract description 7
- 230000007704 transition Effects 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000005540 biological transmission Effects 0.000 description 4
- 239000012467 final product Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000007935 neutral effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002407 reforming Methods 0.000 description 1
- 238000012857 repacking Methods 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
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Abstract
The utility model relates to a fire engine gear automatic control device, which comprises a gear shifting rocker arm, a gear cutting and shifting mechanism and an elastic shifting fork, wherein a shifting pin is arranged on the gear shifting rocker arm, a gear cutting ball screw which is rotatably connected with a gear cutting screw nut in the gear cutting and shifting mechanism is arranged on a gear cutting sliding table, and a gear cutting motor arranged on one side of the gear cutting sliding table is connected with the gear cutting ball screw through a shaft coupling; a gear engaging moving sliding table of the gear engaging moving mechanism is connected to the lower part of the gear cutting screw nut, the gear engaging moving sliding table and the gear cutting sliding table are crossed in space, a gear engaging screw nut and a gear engaging ball screw rod are screwed on the gear engaging moving sliding table, and a gear engaging motor arranged on one side of the gear engaging moving sliding table is connected with the gear engaging ball screw rod through a coupler; the movable seat of the elastic shifting fork is arranged on one side of the shifting fork main body through the connecting bolt, the lower parts of the shifting fork main body and the movable seat are provided with fork-shaped notches, the spring sleeved on the connecting bolt props against the shifting fork main body and a locking nut screwed on the connecting bolt, and the elastic shifting fork is reasonable in structure and low in manufacturing cost.
Description
Technical field
The utility model relates to a kind of fire-fighting truck gear automatic controller, belongs to fire-fighting truck gear automatic control technology field.
Background technique
Fire-fighting vehicle is to carry out fire extinguishing, auxiliary fire extinguishing and rescue mission, transports the mobile equipment of personnel, fire-fighting equipment or fire-fighting goods and materials, though fire-fighting vehicle is of a great variety, fire-fighting truck mainly is made up of vehicle chassis and fire service equipment two large divisions.The chassis of fire-fighting vehicle is the same with conventional motor-vehicle chassis, is made of transmission system, steering system, braking system and driving system.And transmission system mainly partly is made up of clutch, gearbox and back axle etc., transmits the moment of torsion of motor by transmission system, and changes the size and the direction of institute's torsion pass square and transmission, makes vehicle obtain the forward gear of friction speed and reverses gear.But the vehicle gear automatic controller mostly adopts hydraulic pressure or pneumatic control at present, and control gear is complex structure not only, and the manufacture cost height.
Summary of the invention
The purpose of this utility model provides a kind of rational in infrastructure, can control the fire-fighting truck gear automatic controller of gear automatically.
The utility model is that the technological scheme that achieves the above object is: a kind of fire-fighting truck gear automatic controller, it is characterized in that: comprise the gearshift rocking arm, cut retaining mobile mechanism, put into gear mobile mechanism and elasticity shift fork, on the described gearshift rocking arm finger is installed, and finger is positioned at the top of control operating rod; The described retaining mobile mechanism of cutting comprises and cuts the retaining slide unit, cuts the retaining motor, cuts retaining ball screw and cut the retaining screw, cut the retaining ball screw by cut the retaining bearing be installed in cut the retaining slide unit on, cut the retaining screw and be screwed in and cut on the retaining ball screw, be installed in the retaining motor of cutting of cutting retaining slide unit one side and keep off ball screw and be connected with cutting by coupling; The described mobile mechanism of putting into gear comprises the Mobile Slide of putting into gear, the motor of putting into gear, the put into gear ball screw and the screw of putting into gear, the Mobile Slide of putting into gear is connected the bottom of cutting the retaining screw, put into gear Mobile Slide with cut the retaining slide unit and be cross in the space and intersect, the ball screw of putting into gear is installed on the Mobile Slide of putting into gear by the bearing of putting into gear, the screw of putting into gear is screwed on the ball screw of putting into gear, and the motor of putting into gear that is installed in Mobile Slide one side of putting into gear is connected with the ball screw of putting into gear by coupling; Described elasticity shift fork comprises shift fork main body, active base and connecting bolt and spring, active base is installed in a side of shift fork main body by connecting bolt, shift fork main body and active base bottom have the fork-shaped notch, are sleeved on spring on the connecting bolt and withstand on the shift fork main body respectively and be screwed on the locking nut on the connecting bolt.
Wherein: described cut retaining have on the bearing with cut the retaining ball screw parallel cut the retaining guide rail, the guiding groove of cutting the retaining screw is installed in to cut and keeps off on the guide rail.
Described fire-fighting truck gear automatic controller is characterized in that: have the put into gear guide rail parallel with the ball screw of putting into gear on the described bearing of putting into gear, the guiding groove of the screw of putting into gear is installed on the guide rail of putting into gear.
The movable block top of described elasticity shift fork has the U-shaped guiding groove, and the U-shaped guiding groove on movable block top matches with the shift fork main body wall, and connecting bolt passes on movable block and the shift fork main body, and both ends of the spring withstands on two spring seats.
Described finger is installed on the gearshift rocking arm by transition axis, and the bottom of transition axis is provided with breach.
The utility model fire-fighting truck gear automatic controller adopts cutting retaining mobile mechanism and putting into gear mobile mechanism of being connected, the Mobile Slide of putting into gear of cutting the retaining slide unit and the mobile mechanism of putting into gear of cutting retaining mobile mechanism is cross and intersects in the space, the retaining slide unit of cutting of cutting retaining mobile mechanism is connected with the upper bracket on chassis, therefore the retaining ball screw of cutting in the retaining mobile mechanism of cutting is being cut under the driving that keeps off motor, make and cut the retaining screw and drive the mobile mechanism of putting into gear and cut retaining and move, equally, put into gear and put into gear ball screw under the driving of the motor of putting into gear in the mobile mechanism, the fork-shaped notch that makes the screw of putting into gear drive the elasticity shift fork snaps in finger to carry out gear and moves, because finger is installed on the gearshift rocking arm of gear case outside, therefore can sequence control two motors drive respectively and cut the retaining slide unit and the Mobile Slide of putting into gear carries out putting into gear of each gear, and finish in order and to reset after putting into gear, can control the gear of fire-fighting truck automatically; When the need manual operation, only need that the spring shift fork is moved axially disengagement along finger and get final product.The utility model does not influence the function of original manually-operable gear, has also increased automatic controller, and compact structure, rationally can be installed on the fire-fighting truck chassis in the small space, and reforming cost is low, is convenient to the repacking that existing fire-fighting vehicle is controlled automatically.The utility model adopts the elasticity shift fork that is made of shift fork main body, active base and connecting bolt and spring; when dialling retaining power and surpass the pressure that spring sets; active base can be in reverse to shift fork main body one side and progressively skew; cover until the motor program of putting into gear, so can be the program of setting and the motor protection of putting into gear.
Description of drawings
Below in conjunction with accompanying drawing embodiment of the present utility model is further described.
Fig. 1 is the structural representation of the utility model gear automatic controller.
Fig. 2 is that the A of Fig. 1 is to structural representation.
Wherein: 1-connecting plate, 2-are cut retaining mobile mechanism, and 21-cuts the retaining slide unit, and 22-cuts the retaining ball screw, 23-cuts the retaining screw, and 24-cuts the retaining guide rail, and 25-cuts the retaining bearing, 26-coupling, 27-are cut the retaining motor, the 3-mobile mechanism of putting into gear, the 31-Mobile Slide of putting into gear, the 32-bearing of putting into gear, the 33-motor of putting into gear, 34-coupling, the 35-guide rail of putting into gear, the 36-ball screw of putting into gear, the 37-screw of putting into gear, 4-elasticity shift fork, 41-shift fork main body, the 42-active base, 43-connecting bolt, 44-fork-shaped notch, the 45-spring, 46-spring seat, 47-locking nut, the 5-finger, 6-transition axis, 7-control operating rod, the 8-rocking arm of shifting gears, the 9-case of shifting gears, the 10-upper bracket.
Embodiment
See shown in 1~2, the utility model fire-fighting truck gear automatic controller, comprise gearshift rocking arm 8, cut retaining mobile mechanism 2, put into gear mobile mechanism 3 and elasticity shift fork 4, on the gearshift rocking arm 8 finger 5 is installed, and finger 5 is positioned at the top of control operating rod 7, and gearshift rocking arm 8 is connected with shift fork in the gearshift case 9, for avoiding and 7 interference of former control operating rod, finger 5 is installed on the gearshift rocking arm 8 by transition axis 6, and the bottom of transition axis 6 is provided with breach.
See Fig. 1, shown in 2, of the present utility model cut the retaining mobile mechanism 2 comprise cut the retaining slide unit 21, cut retaining motor 27, cut retaining ball screw 22 and cut retaining screw 23, cutting retaining slide unit 21 is installed on the connecting plate 1, and connecting plate 1 is by the upper bracket 10 of bolt on the mistake chassis, a whole set of control gear is installed on the chassis, cut the retaining ball screw 22 by cut the retaining bearing 25 be installed in cut the retaining slide unit 21 on, this cuts retaining ball screw 22 can cut retaining bearing 25 by Bearing Installation, cut the retaining screw 23 be screwed in cut the retaining ball screw 22 on, make to cut retaining screw 23 and cut retaining ball screw 22 and constitute and cut the retaining ball wire bar pair, being installed in the retaining motor 27 of cutting of cutting retaining slide unit 21 1 sides keeps off ball screw 22 and is connected with cutting by coupling 26, cut the 22 positive and negative rotations of retaining ball screw by cutting 27 controls of retaining motor, make and cut retaining screw 23 and move axially along cutting retaining ball screw 22, move and drive the mobile mechanism 3 of putting into gear, cut retaining screw 23 and reliably move for making, cutting retaining has on the bearing 25 and cuts 22 parallel the cutting of retaining ball screw and keep off guide rail 24, the guiding groove of cutting retaining screw 23 is installed in to be cut on the retaining guide rail 24, and this cuts retaining motor 27 can adopt stepper motor or actuating motor.
See Fig. 1, shown in 2, the mobile mechanism 3 of putting into gear of the present utility model comprises the Mobile Slide 31 of putting into gear, the motor 33 of putting into gear, the put into gear ball screw 36 and the screw 37 of putting into gear, the Mobile Slide 31 of putting into gear is connected the bottom of cutting retaining screw 23, put into gear Mobile Slide 31 with cut retaining slide unit 21 and be cross in the space and intersect, the ball screw 36 of putting into gear is installed on the Mobile Slide 31 of putting into gear by the bearing 32 of putting into gear, put into gear equally the two ends of ball screw 36 by Bearing Installation on the bearing 32 of putting into gear, the screw 37 of putting into gear is screwed on the ball screw 36 of putting into gear, make the screw 37 of putting into gear constitute the ball wire bar pair of putting into gear with the ball screw 36 of putting into gear, the motor 33 of putting into gear that is installed in Mobile Slide 31 1 sides of putting into gear is connected with the ball screw 36 of putting into gear by coupling 34, motor 33 is controlled the ball screw 36 positive and negative rotations of putting into gear by putting into gear, the screw 37 of putting into gear is moved axially along the ball screw 36 of putting into gear, for the screw 37 of putting into gear is reliably moved, put into gear and have the put into gear guide rail 35 parallel on the bearing 32 with the ball screw 36 of putting into gear, the guiding groove of screw 37 of putting into gear is installed on the guide rail 35 of putting into gear, and this motor 33 of putting into gear also can adopt stepper motor or actuating motor equally.
See Fig. 1, shown in 2, elasticity shift fork 4 of the present utility model comprises shift fork main body 41, active base 42 and connecting bolt 43 and spring 45, active base 42 is installed in a side of shift fork main body 41 by connecting bolt 43, shift fork main body 41 has fork-shaped notch 44 with active base 42 bottoms, being sleeved on spring 45 on the connecting bolt 43 withstands on shift fork main body 41 respectively and is screwed on the locking nut 47 on the connecting bolt 43, active base 42 tops of elasticity shift fork 4 have the U-shaped guiding groove, and the U-shaped guiding groove on active base 42 tops matches with the sidewall of shift fork main body 41, connecting bolt 43 passes movable block 42 and shift fork main body 41 usefulness locking nuts 47 are fastening, and spring 45 two ends withstand on respectively on two spring seats 46.After the fork-shaped notch 44 of cutting retaining mobile mechanism 2 drive elasticity shift forks 4 snaps in finger 5, stirring finger 5 by the mobile mechanism's 3 drive elasticity shift forks 4 of putting into gear rotates gearshift rocking arm 8, and it is instantaneous when not hanging retaining, the motor 33 follow procedure motion in the same old way of putting into gear, because finger 5 stop motion, therefore when dialling retaining power and surpass the pressure that spring 45 sets, active base 42 can be progressively mobile along being in reverse to shift fork main body 41, and motor 33 programs are covered until putting into gear.This moment of engagement clutch action again, gear and the gearbox gear meeting of putting into gear is meshed rapidly, be that finger 5 and active base 42 can reset rapidly under the spring force effect, and the shift fork main body 41 of elasticity shift fork 4 drive fingers 5 and makes gearshift rocking arm 8 be back to neutral gear position when putting into gear motor 33 counter-rotating.
As shown in Figure 1, when the utility model enters the gear automatic control mode, gear positions three the retaining, four the retaining rooms be gear automatically reply the position time, the retaining motor of cutting in the retaining mobile mechanism 2 27 of cutting gets, drive put into gear mobile mechanism 3 and elasticity shift fork 4 and cut retaining and move by cutting retaining screw 23, make the fork-shaped notch 44 of elasticity shift fork 4 snap in finger 5, continue to move and the rocking arm 8 that promotes to shift gears, the room that can enter a retaining, two retainings in proper order and reverse gear.
See shown in Figure 2, behind the room that arrives each retaining, the motor 33 of putting into gear of the mobile mechanism 3 of putting into gear electric, drive elasticity shift fork 4 and put into gear mobilely, drive gearshift rocking arms 8 by finger 5 and rotate, can enter three retainings, a retaining in proper order and reverse gear.
See Fig. 1,2 show, cutting retaining motor 27 and the motor 33 of putting into gear when sequence control drives respectively and cuts retaining slide unit 21 and the Mobile Slide 31 of putting into gear and cut and keep off and the motion of putting into gear, and after finishing, program resets, the Mobile Slide 31 of promptly putting into gear drives gearshift rocking arm 8 and is back to neutral, cut retaining slide unit 21 then and be retracted into the starting point of cutting retaining, this origin position is determined by signaling switch.Put into gear when mobile; when put into gear gear and gearbox gear cylindrical are collided and can not be entered engagement; and instantaneous extension is not gone up when keeping off; the active base 42 of elasticity shift fork 4 can progressively move along being in reverse to shift fork main body 41; cover until motor 33 programs of putting into gear, can protect the program of setting and the motor 33 of putting into gear.And when needing manual operation, elasticity shift fork 4 moves axially disengagement along finger 5 and gets final product.
Claims (5)
1. fire-fighting truck gear automatic controller, it is characterized in that: comprise gearshift rocking arm (8), cut retaining mobile mechanism (2), the mobile mechanism of putting into gear (3) and elasticity shift fork (4), finger (5) is installed on the described gearshift rocking arm (8), and finger (5) is positioned at the top of control operating rod; Described cut the retaining mobile mechanism (2) comprise cut the retaining slide unit (21), cut the retaining motor (27), cut the retaining ball screw (22) and cut the retaining screw (23), cutting retaining ball screw (22) is installed in and cuts on retaining slide unit (21) by cutting retaining bearing (25), cut retaining screw (23) and be screwed in and cut on retaining ball screw (22), be installed in the retaining motor (27) of cutting of cutting retaining slide unit (21) one sides and keep off ball screw (22) and be connected with cutting by coupling (26); The described mobile mechanism of putting into gear (3) comprises the Mobile Slide of putting into gear (31), the motor (33) of putting into gear, put into gear ball screw (36) and the screw of putting into gear (37), the Mobile Slide (31) of putting into gear is connected the bottom of cutting retaining screw (23), put into gear Mobile Slide (31) with cut retaining slide unit (21) and be cross in the space and intersect, the ball screw (36) of putting into gear is installed on the Mobile Slide of putting into gear (31) by the bearing of putting into gear (32), the screw (37) of putting into gear is screwed on the ball screw of putting into gear (36), and the motor of putting into gear (33) that is installed in Mobile Slide (31) one sides of putting into gear is connected with the ball screw of putting into gear (36) by coupling (34); Described elasticity shift fork (4) comprises shift fork main body (41), active base (42) and connecting bolt (43) and spring (45), active base (42) is installed in a side of shift fork main body (41) by connecting bolt (43), shift fork main body (41) and active base (42) bottom have fork-shaped notch (44), are sleeved on spring (45) on the connecting bolt (43) and withstand on shift fork main body (41) respectively and be screwed on the locking nut (47) on the connecting bolt (43).
2. fire-fighting truck gear automatic controller according to claim 1, it is characterized in that: described cut have on retaining bearing (25) with cut retaining ball screw (22) parallel cut retaining guide rail (24), the guiding groove of cutting retaining screw (23) is installed in to cut and keeps off on the guide rail (24).
3. fire-fighting truck gear automatic controller according to claim 1, it is characterized in that: have the put into gear guide rail (35) parallel with the ball screw of putting into gear (36) on the described bearing of putting into gear (32), the guiding groove of the screw of putting into gear (37) is installed on the guide rail of putting into gear (35).
4. fire-fighting truck gear automatic controller according to claim 1, it is characterized in that: movable block (42) top of described elasticity shift fork (4) has the U-shaped guiding groove, and the U-shaped guiding groove on movable block (42) top matches with shift fork main body (41) sidewall, connecting bolt (43) passes on movable block and the shift fork main body (41), and spring (45) two ends withstand on two spring seats (46).
5. fire-fighting truck gear automatic controller according to claim 1 is characterized in that: described finger (5) is installed on the gearshift rocking arm (8) by transition axis (6), and the bottom of transition axis (6) is provided with breach.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201020266656 CN201739490U (en) | 2010-07-22 | 2010-07-22 | Automatic gear control device of fire engine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN 201020266656 CN201739490U (en) | 2010-07-22 | 2010-07-22 | Automatic gear control device of fire engine |
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CN201739490U true CN201739490U (en) | 2011-02-09 |
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CN 201020266656 Expired - Fee Related CN201739490U (en) | 2010-07-22 | 2010-07-22 | Automatic gear control device of fire engine |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102121526A (en) * | 2011-03-02 | 2011-07-13 | 常州机电职业技术学院 | Integrated gear automatic control device of fire engine |
CN102818015A (en) * | 2012-09-11 | 2012-12-12 | 唐海滨 | Electric motor coach mechanical automatic transmission gear shift mechanism |
CN103912677A (en) * | 2013-01-09 | 2014-07-09 | 上海海能汽车电子有限公司 | Electric lead screw drive mechanism for automatic transmission |
CN105643635A (en) * | 2016-04-09 | 2016-06-08 | 北京工业大学 | Detection robot for gear shifting control mechanism of automobile |
CN108644371A (en) * | 2018-04-17 | 2018-10-12 | 浙江吉利汽车研究院有限公司 | A kind of parking gear shifting mechanism |
-
2010
- 2010-07-22 CN CN 201020266656 patent/CN201739490U/en not_active Expired - Fee Related
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102121526A (en) * | 2011-03-02 | 2011-07-13 | 常州机电职业技术学院 | Integrated gear automatic control device of fire engine |
CN102121526B (en) * | 2011-03-02 | 2013-12-11 | 常州机电职业技术学院 | Integrated gear automatic control device of fire engine |
CN102818015A (en) * | 2012-09-11 | 2012-12-12 | 唐海滨 | Electric motor coach mechanical automatic transmission gear shift mechanism |
CN103912677A (en) * | 2013-01-09 | 2014-07-09 | 上海海能汽车电子有限公司 | Electric lead screw drive mechanism for automatic transmission |
CN103912677B (en) * | 2013-01-09 | 2016-09-14 | 上海海能汽车电子有限公司 | A kind of automatic transmission electric threaded shaft drive mechanism |
CN105643635A (en) * | 2016-04-09 | 2016-06-08 | 北京工业大学 | Detection robot for gear shifting control mechanism of automobile |
CN108644371A (en) * | 2018-04-17 | 2018-10-12 | 浙江吉利汽车研究院有限公司 | A kind of parking gear shifting mechanism |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110209 Termination date: 20140722 |
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EXPY | Termination of patent right or utility model |