CN209581911U - A kind of fax throttle platform - Google Patents

Abstract

The utility model discloses a kind of fax throttle platforms, including with the shell of a central axis, one end hingedly on center shaft and the other end is pierced by the lever assembly of shell, it is characterized by: equipped with the microswitch that at least one is electrically connected with engine control system on the shell, the collision block for contacting or disengaging with microswitch in lever assembly rotation is provided on the lever assembly, equipped with the sensor module being electrically connected with engine control system on the shell, the sensor module is connect with lever assembly.Lever assembly can set engine power in this way, operate it is convenient, can one hand operated.

Description

A kind of fax throttle platform

Technical field

The utility model relates to a kind of power control platform more particularly to a kind of fax for being mounted on engine system control room Power control platform.

Background technique

So-called throttle actually controls the working condition of a fuel regulator, to control the combustion into engine Oil mass.Power control platform is located at engine control room, and operator is by the throttle lever on manipulation throttle console and is attached thereto And the cable wire being connect with engine throttle, to the Throttle Opening Control of engine, to realize the setting to engine power state.It is logical The multiple throttle levers for crossing operation setting can set multiple engine power states.Typical mechanical power control platform In use, operator holds and twist throttle bar, so that transmission rope be driven to move, transmission rope passes through multiple angle pulleies one The fuel regulator of control engine is realized, to control the work shape of engine in the direct-connected fuel regulator end to engine State.The console of this kind of form is only capable of transmitting signal by simple limit switch, guarantees aircraft system to the oil of special angle Door position is monitored, to monitor specific engine power state, but can not carry out any throttle lever rotational angle monitoring, Continuous monitoring engine power state, and cable wire occupied space is larger, reliability is also poor.

Summary of the invention

For the continuous monitoring for realizing engine power state, cable wire occupied space is reduced, increases reliability, the utility model Provide a kind of fax throttle platform.A kind of fax throttle platform of the utility model, including the shell with a central axis, one end hinge It connects on center shaft and the other end is pierced by the lever assembly of shell, it is characterised in that: at least one is housed on the shell The microswitch being electrically connected with engine control system, be provided on the lever assembly in lever assembly rotation with Microswitch contacts or the collision block of disengagement, and the sensor module being electrically connected with engine control system is housed on the shell, The sensor module is connect with lever assembly.

Further, the shell include to be formed side wall right shell body and left shell and formed upper surface shell, institute The lever assembly stated includes control stick, and the sensor module includes angular displacement sensor, and the left shell concaves It falls into and forms hollow central axis, door is arranged in central axis bottom end, and the angle position being placed in central axis vestibule is fixedly mounted on the door Displacement sensor, the angular displacement sensor pass through the connected gear one in the hole on the door, and the control stick lower part is left Stomidium is sleeved on the central axis, and the control stick lower part right end is equipped with cylinder, is had and gear one on the cylinder Meshed gears part.

Further, guide rail is provided on the left shell, the guide rail is with the central axis axial line for circle The arc-shaped type groove of the heart is provided with the idler wheel being placed in the type groove on the guide rail on the lever assembly.

Further, the lever assembly further includes the lift lever being placed in the control stick longitudinal groove, described Lift lever on it is horizontally arranged have a pin shaft, described pin shaft one end is set with the rolling being placed in the type groove of the guide rail Wheel, the pin shaft other end is provided with contact, be provided on the control stick in lift lever longitudinal movement with contact The microswitch five being electrically connected with engine control system part contact or disengaged.

Further, microswitch one, microswitch two, microswitch three, microswitch are provided on the left shell Four, the collision block I that contacts or disengage with microswitch one when being provided with rotation on the control stick, contacted with microswitch two or The collision block II of disengagement and the collision block III that a contact or disengagement are selected with microswitch three and microswitch four.

Further, the guide rail is made of two sections of different arc-shaped type grooves of radius, two sections of arc-shaped type grooves with rolling Limited step is formed between the downslide groove face of wheel contact, several limiting grooves are arranged in interval on the downslide groove face.

Further, the microswitch one, microswitch two, microswitch three, microswitch four pass through switch respectively Mounting plate is packed on left shell, and the microswitch five is packed on the control stick by switch installation board.

Further, the lift lever is through in the hole for the support being connected on the left shell, the lift lever Lower end be fixedly mounted with bushing two, be set with spring on the lift lever between support and bushing two.

Further, bearing set on the central axis, the control stick lower part left end hole are sleeved on bearing.

Further, the right shell body and left shell are connected as one by connecting bolt II, the left shell, right shell Jack assemblies are set in lower end surface after body combination, the jack assemblies include jack mounting plates, socket one and socket two, The socket one passes through hole on the jack mounting plates, and the socket one is screwed with the jack mounting plates, The socket two passes through hole on the jack mounting plates, and the socket two is screwed with the jack mounting plates, Microswitch four, microswitch five and the angular displacement sensor is connect by conducting wire with socket one, the microswitch One, microswitch two, microswitch three and angular displacement sensor are connect by conducting wire with socket two.

Further, dust excluder is provided on the shell, the dust excluder is integrated by backing plate and outer shell rivething.

Further, the graduation mark with station location marker function is provided on the control stick and shell.

Further, end cap is arranged in the central axis outer end of the left shell, and the end cap is spirally connected with the left shell It is fixed.

A kind of fax throttle platform of the utility model has following good effect compared with the prior art: the utility model A kind of fax throttle platform can be to starting due to being provided with shell, lever assembly, sensor module and jack assemblies Machine power is set, and is set in high or low power translation bit and set limited step, when by high power conversion to small-power, need to be mentioned It plays lift lever and pushes control stick simultaneously, control stick upper roller could be promoted into another type groove, to its set complementary work Rate position carries out local limit, when being detached from limit, only slightly need to firmly push through limiting groove, and it is convenient to operate, and singlehanded can carry out Operation.

Detailed description of the invention

Fig. 1 is a kind of stereoscopic schematic diagram of fax throttle platform of the utility model.

Fig. 2 is a kind of schematic elevation view of fax throttle platform of the utility model.

Fig. 3 is a kind of left view schematic diagram of fax throttle platform of the utility model

Fig. 4 is a kind of right side view of fax throttle platform of the utility model.

Fig. 5 is the A-A schematic cross-sectional view of Fig. 2.

Fig. 6 is the C-C schematic cross-sectional view of Fig. 3.

Fig. 7 is the part the D-D revolved section schematic diagram of Fig. 6.

Fig. 8 is the part the E-E revolved section schematic diagram of Fig. 6.

Fig. 9 is the part the F-F revolved section schematic diagram of Fig. 6.

Figure 10 is a kind of microswitch working principle diagram of fax throttle platform of the utility model.

Figure 11 is a kind of angular displacement sensor working principle diagram of fax throttle platform of the utility model.

In figure: 1. operation handles, 2. connection bolts I, 3. nuts one, 4. right shell bodies, 5. shells, 6. screws one, 7. connections Bolt II, 8. rivets one, 9. mounting racks, 10. control sticks, 11. lifting handles, 12. rivets two, 13. lift levers, 14. sockets peace Loading board, 15. sockets one, 16. sockets two, 17. screws two, 18. nuts two, 19. dust excluders, 20. bolts, 21. washers, 22. is left Shell, 23. end caps, 24. screws three, 25. pads, 26. backing plates, 27. idler wheels, 28. pin shafts, 29. cushion covers, 30. contacts, 31. linings Set one, 32. springs, 33. bushings two, 34. pins one, 35. bearings, 36. doors, 37. snap-gauges, 38. cylinders, 39. angle displacement transducers Device, 40. guide rails, 41. supports, 42. gears one, 43. gears two, 44. microswitches one, 45. screws four, 46. nuts three, 47. Switch installation board, 48. collision blocks I, 49. collision blocks II, 50. microswitches two, 51. microswitches three, 52. collision blocks III, 53. fine motions are opened Guan Si, 54. torsional springs, 55. pins two, 56. microswitches five, 57. screws five.

Specific embodiment

To further illustrate the principles of the present invention and structure, the embodiments of the present invention are carried out now in conjunction with attached drawing It is described in detail, the connector of same reference numerals refers to the identical connector of model specification in attached drawing.

Fig. 1 to Fig. 9 shows a kind of fax throttle platform of the utility model.

A kind of fax throttle platform of the utility model, including with the shell of a central axis, one end hingedly on center shaft And the other end is pierced by the lever assembly of shell, it is characterised in that: controls equipped at least one with engine on the shell The microswitch of system electrical connection is provided on the lever assembly and contacts in lever assembly rotation with microswitch Or the collision block disengaged, equipped with the sensor module being electrically connected with engine control system, the sensor on the shell Component is connect with lever assembly.

Further, the shell include to be formed side wall right shell body 4 and left shell 22 and formed upper surface shell 5, the lever assembly includes control stick 10, and the sensor module includes angular displacement sensor 39, the left housing Body 22 is recessed inwardly to form hollow central axis, and door 36 is arranged in central axis bottom end, is fixedly mounted with the center of being placed on the door 36 Angular displacement sensor 39 in axis hole chamber, the angular displacement sensor 39 pass through the connected gear one in the hole on the door 36 42, the 10 lower part left end hole of control stick is sleeved on the central axis, and the control stick lower part right end is equipped with cylinder 38, have and one 42 meshed gears part of gear on the cylinder 38.

Further, guide rail 40 is provided on the left shell 22, the guide rail 40 is with the central axis axle center Line is the arc-shaped type groove in the center of circle, and the rolling being placed in the type groove on the guide rail 40 is provided on the lever assembly Wheel 27.

Further, the lever assembly further includes the lift lever 13 being placed in 10 longitudinal groove of control stick, Horizontally arranged on the lift lever 13 to have pin shaft 28, described 28 one end of pin shaft, which is set with, is placed in the guide rail 40 Idler wheel 27 in type groove, 28 other end of pin shaft are provided with contact 30, are provided with and are being promoted on the control stick 10 The microswitch 5 56 being electrically connected with engine control system that bar 13 is contacted or disengaged with contact 30 when vertically moving.

Further, be provided on the left shell 22 microswitch 1, microswitch 2 50, microswitch 3 51, Microswitch 4 53, the collision block I 48 for contacting or disengaging with microswitch 1 when being provided with rotation on the control stick 10, The collision block II 49 that contacts or disengage with microswitch 2 50 and a contact or de- is selected with microswitch 3 51 and microswitch 4 53 The collision block III 52 opened.

Further, the guide rail 40 is made of two sections of different arc-shaped type grooves of radius, two sections of arc-shaped type grooves with Limited step is formed between the mo(u)ld bottom half groove face that idler wheel 27 contacts, several limiting grooves are arranged in interval on the mo(u)ld bottom half groove face.

Further, the microswitch 1, microswitch 2 50, microswitch 3 51, microswitch 4 53 are distinguished It is packed on left shell 22 by switch installation board 47, the microswitch 5 56 is packed in described by switch installation board 47 Control stick 10 on.

Further, the lift lever 13 is through in the hole for the support 41 being connected on the left shell 22, described The lower end of lift lever 13 is fixedly mounted with bushing 2 33, is set with spring 32 on the lift lever 13 between support 41 and bushing 2 33.

Further, bearing set 35 on the central axis, the 10 lower part left end hole of control stick are sleeved on bearing 35 On.

Further, the right shell body 4 and left shell 22 are connected as one by connecting bolt II 7, the left shell 22, jack assemblies are set in the lower end surface after right shell body 4 combines, the jack assemblies include jack mounting plates 14, socket One 15 and socket 2 16, the socket 1 passes through hole on the jack mounting plates 14, the socket 1 with it is described Jack mounting plates 14 be screwed, the socket 2 16 pass through the jack mounting plates 14 on hole, the socket two 16 are screwed with the jack mounting plates 14, the microswitch 4 53, microswitch 5 56 and angular displacement sensor 39 are connect by conducting wire with socket 1, the microswitch 1, microswitch 2 50, microswitch 3 51 and angular displacement Sensor 39 is connect by conducting wire with socket 2 16.

Further, dust excluder 19 is provided on the shell 5, the dust excluder 19 passes through backing plate 26 and 5 riveting of shell It is connected in one.

Further, the graduation mark with station location marker function is provided on the control stick 10 and shell 5.

Further, end cap 23, the end cap 23 and the left housing is arranged in the central axis outer end of the left shell 22 Body 22 is spirally connected fixation.

Mounting rack 9 is set on the left shell 22, right shell body 4, and the mounting rack 9 is arranged in left shell 22, right shell It on 4 lower part both ends medial plane of body, and is connected by the riveting of rivet 1, left shell 22, right shell body 4 are mounted on by mounting rack 9 On engine console, guide rail 40, bearing 35, sensor module, cylinder 38, the left side are provided on the left shell 22 Shell 22, right shell body 4 are connected as one with connection bolt II 7, and the left shell 22, right shell body 4 is arranged in the shell 5 On outer arc surface after combination, the shell 5 is connected by screw 1 and left shell 22, right shell body 4.

Several switch installation boards 47 are set on the left shell 22, the microswitch 1, microswitch 2 50, Microswitch 3 51, microswitch 4 53 are separately positioned on the switch installation board 47, the microswitch 1, micro- Dynamic switch 2 50, microswitch 3 51, microswitch 4 53 are spirally connected with the switch installation board 47 by screw 1 solid respectively Fixed, the end cap 23 is arranged in the 22 outer side center axis stepped hole of left shell, the end cap 23 and the left side Shell 22 is spirally connected fixation by screw 3 24.

The lever assembly includes operation handle 1, control stick 10, lifting handle 11, lift lever 13, pin shaft 28, pad Set 29, idler wheel 27, contact 30, pad 25, support 41, bushing 1, spring 32, bushing 2 33, switch installation board 47, fine motion are opened 5 56, collision block I 48, collision block II 49 and collision block III 52 are closed, the upper end of the lift lever 13 is arranged in the lifting handle 11, The lifting handle 11 and the lift lever 13 are connected by the riveting of rivet 2 12, and the idler wheel 27 is arranged in described 28 one end of pin shaft, the pin shaft 28 pass through the hole at 13 middle part of lift lever, and 28 other end of the pin shaft setting is The contact 30 stated, the pin shaft 28 and the contact 30, which are flared, to be riveted, and 13 lower end of lift lever is set gradually There are the support 41, bushing 1, spring 32 and bushing 2 33, the lift lever 13 and the bushing 2 33 pass through pin One 34 are connected, and 10 upper end of control stick is placed in the square chamber at 1 middle part of operation handle, and is spirally connected admittedly by bolt 20 Fixed, the pad 25 is arranged in the recessed rotary table of control stick 10, and pastes fixation, and the lift lever 13 is mounted on the behaviour In the groove of vertical pole 10 along longitudinal direction, 13 side plane of lift lever is contacted with the pad 25, and the lifting handle 11 must Pass through the screw 1 that the kidney slot of control stick 10 is set with the control stick 10 when wanting and washer 21 is spirally connected fixation, it is described The middle part of control stick 10 concave plane on be provided with switch installation board 47, be provided with microswitch on the switch installation board 47 5 56, fixation that the switch installation board 47 passes through screw 4 45 with the microswitch five, nut 3 46 is spirally connected is described micro- Dynamic switch 5 56 is contacted with the contact 30, be provided in the circular arc plane of the 10 lower end side of control stick described in Collision block I 48, collision block II 49 and collision block III 52.

The sensor module includes angular displacement sensor 39, gear 1, gear 2 43, snap-gauge 37,36 and of door Torsional spring 54, the snap-gauge 37 are placed on the annular groove of the angular displacement sensor 39, and the angular displacement sensor 39 passes through Hole on the door 36, the snap-gauge 37 are screwed with the door 36, described 39 one end of angular displacement sensor Be disposed with gear 1, torsional spring 54 and the gear 2 43, the torsional spring 54 be arranged in the gear 1 with Between the gear 2 43, described 54 one end of torsional spring is mounted on the gear 1,54 other end of torsional spring It is mounted on the gear 2 43, the angular displacement sensor 39 and the gear 1 are connected by pin 2 55.

Bearing 35 is set in the outer circle of 22 central axis of left shell, under the control stick 10 of the lever assembly For portion left end inner hole sleeve in 35 outer circle of bearing, the bearing 35 is sleeved on the outer of 22 central axis of left shell Between round and 10 lower part inner hole of control stick, door 36 is mounted on the left shell central axis in the sensor module Bottom face, and be spirally connected fixation by screw 1, cylinder 38 is mounted on the right end in lever assembly at 10 lower central of control stick Face, and the fixation that is spirally connected, the gear parts on the cylinder 38 and the gear 1 on the sensor module, gear two 43 engagements, be provided on the left shell 22 guide rail 40, the guide rail 40 and the left shell 22 by bolt 20 and Nut 1 is spirally connected fixation, at the middle part of the guide rail 40 with connection bolt I 2 by the guide rail 40 and the left shell 22 are spirally connected fixation, and the idler wheel 27 on the lever assembly is placed in the type groove on the guide rail 40, rotate the behaviour When the control stick 10 of vertical pole component, the lever assembly upper roller 27 can be sliding along the mo(u)ld bottom half groove face on the guide rail 40 It is dynamic, it when sliding into limited step end face, need to lift in another type groove that lift lever 13 is moved to guide rail to idler wheel 27, continue to turn The control stick 10 is moved, the idler wheel 27 can be slided along the mo(u)ld bottom half groove face of another type groove of the guide rail 40, Zhi Daoji Extreme position.

Fig. 2 shows the neutral positions of control stick 10, and when along the counter-clockwise direction rotation control stick 10, described is micro- Dynamic switch 1, which is converted to the collision block I 48 by disengagement, to be contacted, the microswitch 2 50 and the collision block II 49 Contact is converted to by disengagement, the microswitch 3 51 is converted to disengagement by contact with the collision block III 52, and described is micro- Dynamic switch 4 53, which is converted to the collision block III 52 by disengagement, to be contacted, and lift lever 13, the microswitch five and institute are lifted The contact 30 stated is converted to contact by disengagement.

The shell includes shell 5, dust excluder 19, backing plate 26, and the dust excluder is provided on the shell 5 19, the backing plate 26 is provided on the dust excluder 19, the shell 5 passes through with the dust excluder 19 and backing plate 26 Rivet 2 12 is connected.

The jack assemblies include jack mounting plates 14, socket 1 and socket 2 16, and the socket 1 passes through Hole on the jack mounting plates 14, the socket 1 and the jack mounting plates 14 pass through screw 2 17 and nut two 18 are screwed, and the socket 2 16 passes through hole on the jack mounting plates 14, and the socket 2 16 is inserted with described Seat mounting plate 14 is screwed by screw 2 17 and nut 2 18, and the jack mounting plates 14 are mounted on by screw 1 The left shell 22, right shell body 4 combine after lower end surface on.

The graduation mark with station location marker function is provided on the control stick 10 and shell 5.

Microswitch 4 53, microswitch 5 56 and the angular displacement sensor 39 is connected by conducting wire and socket 1 It connects, the microswitch 1, microswitch 2 50, microswitch 3 51 and angular displacement sensor 39 pass through conducting wire and socket 2 16 connections.Engine control system can monitor lever assembly working condition and major power section by these microswitches Point (angle)；By angular displacement sensor 39, the angle position (control power) of control stick is monitored at any time, angle position is different, Then engine power is different；The wiring of microswitch, angular displacement sensor 39 and electric connector is all made of shielding line, and angular displacement passes Sensor 39 uses Redundancy Design, connects different electric connectors respectively by cable, each cable carries out electromagnetic isolation using anti-wave sleeve, micro- Dynamic switch working principle is shown in Figure 10, and 39 working principle of angular displacement sensor is shown in Figure 11.

Referring to fig. 2, the neutral position of control stick 10 is shown in figure, it is to start that control stick 10, which is pushed forward extreme right position, The maximum power position of machine.When post-tensioning control crank 1, control stick 10 surrounds 22 central axis counterclockwise of left shell, idler wheel 27 Mo(u)ld bottom half groove face along guide rail 40 slides, and when control stick 10 turns to certain angle, idler wheel 27 falls into 40 mo(u)ld bottom half groove face of guide rail In limiting groove, show that engine reaches certain power rating at this time, to enter next power rating, slightly will need to firmly roll Wheel 27 pushes through limiting groove, then idler wheel 27 can continue to slide along the type groove of guide rail 40 again, when control stick 10 is rotated further by certain angle When, idler wheel 27 is fallen into the limiting groove of 40 mo(u)ld bottom half groove face of guide rail, while idler wheel 27 is by the limited step in the type groove of guide rail 40 Block, cannot continue to slide backward, show at this time engine will enter small throttle position, more too small throttle position, need to lift Lifting handle 11 on earth, while continuing post-tensioning control crank 1, enters idler wheel 27 in another type groove of guide rail 40, at this time idler wheel 27 can continue to slide along the type groove of guide rail 40 again, and when control stick 10 turns to certain angle, idler wheel 27 falls into 40 mo(u)ld bottom half of guide rail In the limiting groove of groove face, show that engine reaches certain small-power state at this time, to enter next small-power state, need Idler wheel 27 is firmly slightly pushed through into limiting groove, then idler wheel 27 can continue to slide along the type groove of guide rail 40 again, until post-tensioning is in place, Show that engine power is nought state at this time.

The above, only the utility model preferred embodiment, therefore the utility model implementation cannot be limited with this Range, if those skilled in the art, which do not need creative labor by the inspiration of the utility model, has made corresponding change Change, shall fall within the protection scope of the utility model claims, i.e., according to present utility model application the scope of the patents and specification Equivalent changes and modifications made by content should still belong in the range of the utility model patent covers.

Claims (12)

1. a kind of fax throttle platform, including with a central axis shell, one end hingedly on center shaft and the other end is pierced by shell The lever assembly of body, it is characterised in that: on the shell equipped at least one be electrically connected with engine control system it is micro- It is dynamic to switch, the collision block for contacting or disengaging with microswitch in lever assembly rotation is provided on the lever assembly, Equipped with the sensor module being electrically connected with engine control system, the sensor module and control stick group on the shell Part connection.

2. a kind of fax throttle platform according to claim 1, it is characterised in that: the shell includes the right side to form side wall Shell (4) and left shell (22) and the shell (5) for forming upper surface, the lever assembly includes control stick (10), institute The sensor module stated includes angular displacement sensor (39), and the left shell (22) is recessed inwardly to form hollow central axis, Door (36) are arranged in central axis bottom end, and the door is fixedly mounted with the angular displacement sensor being placed in central axis vestibule on (36) (39), the angular displacement sensor (39) passes through the connected gear one (42) in the hole on the door (36), the manipulation Bar (10) lower part left end hole is sleeved on the central axis, and the control stick lower part right end is equipped with cylinder (38), described Have on cylinder (38) and gear one (42) meshed gears part.

3. a kind of fax throttle platform according to claim 2, it is characterised in that: be provided with and lead on the left shell (22) Rail (40), the guide rail (40) are the control stick groups using the central axis axial line as the arc-shaped type groove in the center of circle The idler wheel (27) being placed in the type groove on the guide rail (40) is provided on part.

4. a kind of fax throttle platform according to claim 3, it is characterised in that: the lever assembly further includes being placed in Lift lever (13) in described control stick (10) longitudinal groove, it is horizontally arranged on the lift lever (13) to have pin shaft (28), the pin shaft (28) one end is set with the idler wheel (27) being placed in the type groove of the guide rail (40), the pin shaft (28) other end is provided with contact (30), be provided on the control stick (10) lift lever (13) vertically move when with connect The microswitch five (56) being electrically connected with engine control system contact element (30) contact or disengaged.

5. a kind of fax throttle platform according to claim 4, it is characterised in that: be provided on the left shell (22) micro- Dynamic switch one (44), microswitch two (50), microswitch three (51), microswitch four (53), on the control stick (10) The collision block I (48) that contacts or disengage with microswitch one (44) when being provided with rotation is contacted or is disengaged with microswitch two (50) Collision block II (49) and the collision block III (52) of a contact or disengagement is selected with microswitch three (51) and microswitch four (53).

6. a kind of fax throttle platform according to claim 5, it is characterised in that: the guide rail (40) is different by radius Two sections of arc-shaped type grooves form, and form limited step between the mo(u)ld bottom half groove face of two sections of arc-shaped type grooves contacted with idler wheel (27), institute Several limiting grooves are arranged in interval on the mo(u)ld bottom half groove face stated.

7. a kind of fax throttle platform according to claim 6, it is characterised in that: the microswitch one (44), fine motion Switch two (50), microswitch three (51), microswitch four (53) are packed in left shell by switch installation board (47) respectively (22) on, the microswitch five (56) is packed on the control stick (10) by switch installation board (47).

8. a kind of fax throttle platform according to claim 4, it is characterised in that: the lift lever (13), which is through, to be connected in In the hole of support (41) on the left shell (22), the lower end of the lift lever (13) is fixedly mounted with bushing two (33), is propping up Spring (32) are set on lift lever (13) between seat (41) and bushing two (33).

9. a kind of fax throttle platform according to claim 7, it is characterised in that: bearing set on the central axis (35), the control stick (10) lower part left end hole is sleeved on bearing (35).

10. a kind of fax throttle platform according to claim 9, it is characterised in that: the right shell body (4) and left shell (22) it is connected as one by connecting bolt II (7), in the lower end surface after the left shell (22), right shell body (4) combination Jack assemblies are set, and the jack assemblies include jack mounting plates (14), socket one (15) and socket two (16), and described inserts One (15) of seat pass through hole on the jack mounting plates (14), the socket one (15) and described jack mounting plates (14) spiral shell Line is fixed, and the socket two (16) passes through hole on the jack mounting plates (14), the socket two (16) and described Jack mounting plates (14) are screwed, the microswitch four (53), microswitch five (56) and angular displacement sensor (39) Connect by conducting wire with socket one (15), the microswitch one (44), microswitch two (50), microswitch three (51) and Angular displacement sensor (39) is connect by conducting wire with socket two (16).

11. a kind of fax throttle platform according to claim 10, it is characterised in that: be provided on the shell (5) anti- Dirt item (19), the dust excluder (19) are integrated by backing plate (26) and shell (5) riveting.

12. a kind of fax throttle platform according to claim 11, it is characterised in that: the control stick (10) and shell (5) graduation mark with station location marker function is provided on.