CN112162526A - Handheld controller of aviation electric winch equipment - Google Patents
Handheld controller of aviation electric winch equipment Download PDFInfo
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- CN112162526A CN112162526A CN202011020502.2A CN202011020502A CN112162526A CN 112162526 A CN112162526 A CN 112162526A CN 202011020502 A CN202011020502 A CN 202011020502A CN 112162526 A CN112162526 A CN 112162526A
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- bush
- handle
- end cover
- shaft
- assembly
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/06—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using cams, discs, rods, drums, or the like
Abstract
The embodiment of the invention discloses a handheld controller of aviation electric winch equipment, which comprises: the shell is provided with two control modules which are symmetrically arranged on the central plane of the shell and have the same structure; each control module comprises: handle components, first bush, the second bush, the end cover subassembly, the cam, 2 plane spiral spring, the third bush, the double-screw bolt, the fourth bush, fifth bush and bracket component etc. when rotating to different directions through every control module, handle components drives the rotation of cam, presses corresponding electromechanical micro-gap switch on the end cover subassembly to send corresponding control command to electric winch control box, resume to free state after loosening handle components, continue to rotate and press another electromechanical micro-gap switch on the same direction, and send corresponding control command. The handheld controller provided by the embodiment of the invention can be used for independently operating one electric winch and simultaneously operating two electric winches, so that the freight rate and the freight capacity are improved.
Description
Technical Field
The invention relates to the technical field of electric winch equipment of an aviation freight system, in particular to a handheld controller of the electric winch equipment of the aviation.
Background
At present, the domestic transport airplane freight system adopts an electric winch device to pull, load and unload a wheel type non-self-propelled device, an air-drop cargo bed, a pallet, a container unit and the like.
The conventional electric winch equipment is usually designed for a freight system with small transportation volume, and in the conventional design, one electric winch equipment can only pull about 3 tons of goods, so that the capacity of loading and unloading the goods is low, the reliability is low, and the traction requirement of large transportation volume is difficult to meet.
Disclosure of Invention
The purpose of the invention is as follows: the invention provides a handheld controller of aviation electric winch equipment, which can be used for independently operating one electric winch and simultaneously operating two electric winches, so that the freight rate and the freight capacity are improved.
The technical scheme of the invention is as follows:
the embodiment of the invention provides a handheld controller of aviation electric winch equipment, which comprises: the shell 14 is provided with two control modules which are symmetrically arranged on the central plane of the shell 14 and have the same structure;
wherein each of the control modules comprises: the device comprises a handle assembly 1, a sealing ring 2, a first bushing 3, a second bushing 4, an end cover assembly 5, a cam 6, 2 planar spiral springs 7, a third bushing 8, a stud 9, a fourth bushing 10, a bolt 11, a nut 12, a fifth bushing 13 and a bracket assembly 16;
the end part of the shell 14 is provided with an end cover assembly 5, a handle shaft 1b of the handle assembly 1 penetrates through an inner circular hole of the end cover assembly 5, a cam 6, a third bush 8, a stud 9 and a fourth bush 10 are sequentially installed on the handle shaft 1b from the outer side to the inner side, and the inner end of the handle shaft 1b is installed on a supporting seat in the middle of the shell 14 through a fifth bush 13; 4 electromechanical micro switches are arranged on the inner side of the end cover component 5;
a support assembly 16 is respectively arranged at two sides of the support seat of the shell 14, an installation structure is formed by a third bushing 8 and a fourth bushing 10, and the installation structure is fastened with a bolt 11 on the support assembly 16 to install the flat spiral spring 7 and is fastened by a nut 12; an electrical connector is also mounted on the housing 14;
hand-held controller is used for through every when the control module group rotates to the equidirectional, the handle components 1 of control module group drives the rotation of cam 6 for corresponding electromechanical micro-gap switch on the end cover subassembly 5 is pressed to cam 6, thereby to the electric winch control box of control module group control sends corresponding control command, resumes free state after loosening handle components 1, continues to rotate and presses another electromechanical micro-gap switch on the equidirectional, and sends corresponding control command.
Alternatively, in the hand-held controller of the aviation electric winch apparatus as described above,
the handle assembly 1 comprises: the handle 1a is connected with the flat shaft on the handle shaft 1b through the flat hole on the handle 1a, and is fastened through a screw;
the handle shaft 1b is set to be a 5-section stepped shaft, and the first stepped shaft at the outer end is a flat shaft and is connected with a flat hole on the handle 1 a; a sealing ring 2 and a first bush 3 are arranged on the optical axis of one end of the second step shaft 1b2 close to the handle 1 a; the end surface of the optical axis of one end of the second step shaft 1b2 far away from the handle 1a is provided with 3 arc-shaped grooves 1b1 for accommodating steel balls in the end cover assembly 5; the third step shaft 1b3 is a flat shaft and is connected with a flat hole on the cam 6; the fourth step shaft 1b4 is an optical axis, the third bush 8, the stud 9 and the fourth bush 10 are sequentially installed from the outer side to the inner side, and the stud 9 can rotate in a window area formed by the third bush 8 and the fourth bush 10; the fifth step shaft 1b6 is an optical axis and is installed on a supporting seat at the middle part of the shell 14 through matching with the fifth bush 13, and the fifth step shafts 1b6 of the two handle shafts 1b which are symmetrically arranged at the left and right share the fifth bush 13;
wherein the cylindrical portions of the first, second and third step shafts 1b2, 1b3 are the same diameter; the diameter of the fourth step shaft 1b4 is smaller than the diameter of the third step shaft 1b3, and the diameter of the fifth step shaft 1b6 is smaller than the diameter of the fourth step shaft 1b 4.
Alternatively, in the hand-held controller of the aviation electric winch apparatus as described above,
the end cap assembly 5 includes: the device comprises a belt assembly 5a, an end cover stud 5b, an end cover nut 5c, an electromechanical micro switch 5d, a rocker arm 5e with an open end, a switch bracket 5f, a rocker arm rotating shaft 5g, a steel ball 5h, a spring 5i, an end cover screw plug 5j, an end cover 5k and an end cover screw 5 l;
cylindrical bosses 5k1 are arranged on the end faces of two sides of the end cover 5k, the outer end face of the inner circular hole 5k4 is pressed into the first bushing 3 with a ring groove, a seal ring 2 is arranged in the ring groove of the first bushing 3, and the end face of the inner side of the inner circular hole 5k4 is pressed into the second bushing 4;
the end cover 5k is of a disc structure as a whole, the outer side end face of the disc is provided with 4 counter bores 5k3 and 3 rivet holes 5k11, the 4 counter bores 5k3 are used for connecting the end cover assembly 5 with the shell 14, and the 3 rivet holes 5k11 are used for connecting the belt assembly 5a with the end cover assembly 5; the end face of the inner side of the disc is provided with 4 waist-shaped bosses 5k5, 1 rectangular boss 5k10 is integrally arranged with an inner circular hole 5k4, 4 waist-shaped bosses 5k5, 4 electromechanical micro switches 5d and 4 switch supports 5f are installed in threaded holes 5k6 of the waist-shaped bosses 5k5 through end cover screws 5l, a rocker rotating shaft 5g penetrates through a hole of the switch support 5f to be connected with a rocker 5e, an end cover stud 5b and an end cover nut 5c are installed in the threaded hole at the opening end of the rocker 5e, the opening size of the rocker 5e is adjusted through the end cover stud 5b in the assembling process, and the cam 6 can touch a bulge outside the opening of the rocker 5e when rotating; a threaded hole 5k8 and a through hole 5k7 which are communicated are formed in the rectangular boss 5k10, a steel ball 5h, a spring 5i and an end cover screw plug 5j are sequentially arranged in the hole, and the steel ball 5h penetrates through a taper hole of the second bushing 4 and abuts against the arc-shaped groove 1b1 of the handle shaft 1 b.
Alternatively, in the hand-held controller of the aviation electric winch apparatus as described above,
the third bushing 8 and the fourth bushing 10 have the same structure, and both include: the fan-shaped groove is provided with a rectangular notch, and the two fan-shaped bosses are symmetrically arranged on the fan-shaped groove; the third bush 8 and the fourth bush 10 are installed oppositely, the rectangular notches are installed oppositely, two fan-shaped bosses of the third bush 8 are embedded into fan-shaped grooves of the fourth bush 10, and two fan-shaped bosses of the fourth bush 10 are embedded into fan-shaped grooves of the third bush 8.
Alternatively, in the hand-held controller of the aviation electric winch apparatus as described above,
the third bush 8 is mounted on an optical axis of one end, close to the handle 1a, of a fourth step shaft 1b4 of the handle shaft 1b, the direction of the fourth bush 10 and the third bush 8 are mounted on the optical axis of one end, far away from the handle 1a, of the fourth step shaft 1b4 relatively, the stud 9 is mounted on a threaded hole 1b5 formed in the middle of the fourth step shaft 1b4, the end portion of the stud 9 protrudes out of the fourth step shaft 1b4, and the handle shaft 1b rotates to drive the stud 9 to rotate, so that the third bush 8 or the fourth bush 10 is touched and driven to rotate together.
Alternatively, in the hand-held controller of the aviation electric winch apparatus as described above,
the hand-held controller is internally provided with 4 plane spiral springs 7, and 2 plane spiral springs 7 in the left end control module and 2 plane spiral springs 7 in the right end control module are symmetrically arranged;
wherein, the one end card of the plane spiral spring 7 in the outside is in the rectangular groove in third bush 8 in every control module group, and the other end card is in the bolt 11 outer end of bracket component 16, and the one end card of the plane spiral spring 7 of inboard is in the rectangular groove in fourth bush 10, and one end card is in the bolt 11 inner end of bracket component 16 to through two plane spiral springs 7 of nut 12 fastening.
Optionally, in the handheld controller of the aviation electric winch apparatus as described above, further comprising: a housing 15; the outer cover 15 is fixed on the shell 14 through screws, and two sets of symmetrically arranged signs of the electric winch for paying out 1-speed K1, paying out 2-speed K2, retracting 1-speed K3 and retracting 2-speed K4 are adhered on the outer cover 15.
Alternatively, in the hand-held controller of the aviation electric winch apparatus as described above,
the handheld controller is used for pressing a steel ball 5h on the end cover assembly 5 in a middle groove of an arc-shaped groove 1b1 of a handle shaft 1b of the handle assembly 1 through a spring 5i in a free state.
The handheld controller is specifically used for driving the cam 6 to press the 1 st electromechanical microswitch corresponding to the K1 and sending out a command of the pay-out speed 1 when the handle assembly 1 rotates to the pay-out speed 1K 1; releasing the handle assembly 1 so that the handle assembly 1 automatically returns to the free state position under the action of the flat spiral spring 7; when the handle assembly 1 is released, the handle assembly 1 automatically returns to the free state position under the action of the flat spiral spring 7 when the handle assembly 1 is released by driving the cam 6 to press the 2 nd electromechanical microswitch corresponding to the K2 when the handle assembly 1 is rotated to the 2 nd speed K2.
Alternatively, in the hand-held controller of the aviation electric winch apparatus as described above,
the handheld controller is specifically used for driving the cam 6 to press the 3 rd electromechanical microswitch corresponding to the K3 and sending an instruction of 1-speed retraction when the handle assembly 1 rotates towards the 1-speed retraction K3; releasing the handle assembly 1 so that the handle assembly 1 automatically returns to the free state position under the action of the flat spiral spring 7; when the handle assembly 1 further rotates to the retracting 2 speed K4, the driving cam 6 presses the 4 th electromechanical micro switch corresponding to the K4, and a command of retracting 2 speed is sent out, so that the handle assembly 1 automatically returns to the free state position under the action of the flat spiral spring 7 by loosening the handle assembly 1.
Alternatively, in the hand-held controller of the aviation electric winch apparatus as described above,
the handheld controller is further used for controlling the corresponding electric winch equipment to execute corresponding operation through one of the control modules, or controlling the corresponding electric winch equipment to execute corresponding operation through the two control modules simultaneously, and sending the same instruction or different instructions when the two control modules are operated simultaneously.
The invention has the advantages that:
the embodiment of the invention provides a handheld controller of aviation electric winch equipment, which integrates two electric winch control instructions into a whole through a left control module and a right control module which are symmetrically arranged, greatly simplifies the structure, reduces the volume and lightens the weight, provides the operation feeling force through a planar spiral spring, is simple and reliable to operate, and has strong natural environment resistance, mechanical environment resistance and electromagnetic interference resistance by adopting an all-metal sealing structure. In addition, the handheld controller can be used for independently operating one electric winch and simultaneously operating two electric winches, so that the freight rate and capacity are improved, and the loading and unloading requirements of an air freight system are met.
Description of the drawings:
the accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the example serve to explain the principles of the invention and not to limit the invention.
Fig. 1 is a schematic structural diagram of a hand-held controller of an aviation electric winch device according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a handle assembly in a hand-held controller of an aviation electric winch apparatus according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a head assembly in a hand-held controller of an aviation electric winch apparatus according to an embodiment of the present invention;
FIG. 4 is a schematic view of a portion of the end cap assembly of the embodiment of FIG. 3;
fig. 5 is a schematic view illustrating an assembled structure of a third bushing and a fourth bushing in a hand-held controller of an aviation electric winch apparatus according to an embodiment of the present invention;
fig. 6 is a schematic view illustrating an assembly structure of a flat spiral spring in a hand-held controller of an aviation electric winch apparatus according to an embodiment of the present invention;
fig. 7 is a schematic view of an assembly structure of parts of a hand-held controller of an aviation electric winch device according to an embodiment of the present invention.
The specific implementation mode is as follows:
in order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail below with reference to the accompanying drawings. It should be noted that the embodiments and features of the embodiments in the present application may be arbitrarily combined with each other without conflict.
The following specific embodiments of the present invention may be combined, and the same or similar concepts or processes may not be described in detail in some embodiments.
In order to meet the task reliability of cargo handling, the aviation electric winch equipment adopts a dual-redundancy design, and two electric winch equipment are adopted to improve the cargo handling speed and capacity. The hand-held controller in the electric winch equipment generally adopts a mechanical hand-held movable structure so that the operation is simple and convenient, and the hand-held controller has the capability of remotely controlling the electric winch equipment. The two electric winches are integrated into a whole by adopting a handheld controller, the structure is greatly simplified, the volume is reduced, the weight is lightened, the operation feeling is provided by the planar spiral spring, the operation is simple and reliable, and the all-metal sealing structure has strong capability of resisting natural environment, mechanical environment and electromagnetic interference. The requirement of loading and unloading goods of the air freight system is met.
Fig. 1 is a schematic structural diagram of a hand-held controller of an avionic electric winch device according to an embodiment of the present invention. As shown in fig. 1, a handheld controller of an avionic electric winch device according to an embodiment of the present invention may include: the housing 14, two control modules with the same structure symmetrically installed on the central plane of the housing 14, as shown in fig. 1, includes a left end control module and a right end control module.
In an embodiment of the present invention, each control module includes: the device comprises a handle assembly 1, a sealing ring 2, a first bushing 3, a second bushing 4, an end cover assembly 5, a cam 6, 2 flat spiral springs 7, a third bushing 8, a stud 9, a fourth bushing 10, a bolt 11, a nut 12, a fifth bushing 13 and a bracket assembly 16.
In the embodiment of the invention, an end cover assembly 5 is arranged at the end part of a shell 14, a handle shaft 1b of a handle assembly 1 penetrates through an inner circular hole of the end cover assembly 5, a cam 6, a third bush 8, a stud 9 and a fourth bush 10 are sequentially arranged on the handle shaft 1b from the outer side to the inner side, and the inner end of the handle shaft 1b is arranged on a supporting seat in the middle of the shell 14 through a fifth bush 13; there are 4 electromechanical microswitches mounted inside the end cap assembly 5.
In addition, a bracket assembly 16 is respectively arranged at two sides of the supporting seat of the shell 14, an installation structure is formed by a third bushing 8 and a fourth bushing 10, and the flat spiral spring 7 is installed on a bolt 11 on the bracket assembly 16 and is fastened by a nut 12; an electrical connector is also mounted on the housing 14.
Based on the hardware structure of the handheld controller in the embodiment of the invention, when any one of the control modules rotates in different directions, the handle assembly 1 of the control module drives the cam 6 to rotate, so that the cam 6 presses the corresponding electromechanical microswitch on the end cover assembly 5, and a corresponding control instruction is sent to the electric winch control box controlled by the control module, the electric winch control box returns to a free state after the handle assembly 1 is released, continues to rotate and press the other electromechanical microswitch in the same direction, and sends a corresponding control instruction.
The following describes a specific embodiment of a hand-held controller of an avionic motorized winch apparatus according to an embodiment of the present invention, in which components are described in detail.
Fig. 2 is a schematic structural diagram of a handle assembly in a handheld controller of an aviation electric winch apparatus according to an embodiment of the present invention, where the right side of fig. 2 is a front view and the left side is a right side view. As shown in fig. 2, the handle assembly 1 in the embodiment of the present invention includes: the handle 1a is connected with the flat shaft on the handle shaft 1b through the flat hole on the handle 1a, and is fastened through a screw.
In the embodiment of the invention, a handle shaft 1b is set to be a 5-section stepped shaft, and a first stepped shaft at the outer end is a flat shaft and is connected with a flat hole on a handle 1 a; the optical axis of the second step shaft 1b2 near the end of the handle 1a (the left end optical axis in fig. 2) is provided with a sealing ring 2 and a first bush 3; the end face of the optical axis (such as the optical axis at the right end in fig. 2) of the second step shaft 1b2, which is far away from the handle 1a, is provided with 3 arc-shaped grooves 1b1, which are used for accommodating the normal condition of a steel ball in the end cover assembly 5, and the steel ball is in the middle arc-shaped groove, namely the opening and closing position; the third step shaft 1b3 is a flat shaft and is connected with a flat hole on the cam 6; the fourth step shaft 1b4 is an optical axis, the third bush 8, the stud 9 and the fourth bush 10 are sequentially installed from the outer side to the inner side, and the stud 9 can rotate in a window area formed by the third bush 8 and the fourth bush 10; the fifth step shaft 1b6 is an optical axis and is mounted on a support base at the middle of the housing 14 by matching with the fifth bush 13, and the fifth step shafts 1b6 of the two handle shafts 1b symmetrically arranged left and right share the fifth bush 13.
In practical application, the fourth step shaft 1b4 is provided with a third bushing 8 at one end (such as the left end optical axis in fig. 2) close to the handle 1a, a threaded hole 1b5 is provided in the middle of the third step shaft, a stud 9 is provided on the threaded hole 1b5, a fourth bushing 10 is provided at one end (such as the right end optical axis in fig. 2) far away from the handle 1a, the third bushing 8 and the fourth bushing 10 are relatively installed to form a window area, and the stud 9 is located in the window area and can rotate in the window area.
It should be noted that the diameters of the cylindrical portions of the first step shaft, the second step shaft 1b2 and the third step shaft 1b3 are the same; the diameter of the fourth step shaft 1b4 is smaller than the diameter of the third step shaft 1b3, and the diameter of the fifth step shaft 1b6 is smaller than the diameter of the fourth step shaft 1b 4.
Fig. 3 is a schematic structural diagram of an end cover assembly in a handheld controller of an aviation electric winch device according to an embodiment of the present invention, fig. 4 is a schematic partial structural diagram of the end cover assembly in the embodiment shown in fig. 3, a left side view of fig. 4 is a front view, and a right side view is a sectional view of the left side view taken along line a-a. Referring to fig. 3 and 4, an end cap assembly 5 in an embodiment of the present invention includes: the device comprises a belt assembly 5a, an end cover stud 5b, an end cover nut 5c, an electromechanical micro switch 5d, a rocker arm 5e with an open end, a switch bracket 5f, a rocker arm rotating shaft 5g, a steel ball 5h, a spring 5i, an end cover screw plug 5j, an end cover 5k and an end cover screw 5 l.
In the embodiment of the invention, cylindrical bosses 5k1 are arranged on the end faces of two sides of an end cover 5k, the outer end face of an inner circular hole 5k4 is pressed into a first bush 3 with a ring groove, a seal ring 2 is arranged in the ring groove of the first bush 3, and the inner end face of the inner circular hole 5k4 is pressed into a second bush 4.
In the embodiment of the invention, the end cover 5k is of a disc structure as a whole, the outer end face (as the left end face in fig. 4) of the disc is provided with 4 counter bores 5k3 and 3 rivet holes 5k11, 4 counter bores 5k3 are used for connecting the end cover assembly 5 with the shell 14, and 3 rivet holes 5k11 are used for connecting the belt assembly 5a with the end cover assembly 5; 4 waist-shaped bosses 5k5 are arranged on the end face (as a left figure in fig. 4) on the inner side of the disc, 1 rectangular boss 5k10 is integrally arranged with an inner circular hole 5k4, 4 waist-shaped bosses 5k5 and 4 electromechanical micro switches 5d, 4 switch supports 5f are arranged in threaded holes 5k6 of the waist-shaped bosses 5k5 through end cover screws 5l, a rocker rotating shaft 5g penetrates through a hole of the switch support 5f to be connected with a rocker 5e, an end cover stud 5b and an end cover nut 5c are arranged in a threaded hole at the opening end of the rocker 5e, the size of the opening of the rocker 5e is adjusted through the end cover stud 5b in the assembling process, so that the cam 6 can touch a bulge outside the opening of the rocker 5e when rotating, and the switch position of the cam 6 is pressed; a communicated threaded hole 5k8 and a through hole 5k7 are formed in the rectangular boss 5k10, a steel ball 5h, a spring 5i and an end cover screw plug 5j are sequentially arranged in the hole, the steel ball 5h penetrates through a taper hole of the second bushing 4 and is propped against the arc-shaped groove 1b1 of the handle shaft 1b, and namely the steel ball 5h on the end cover assembly 5 is pressed in the arc-shaped groove 1b1 through the spring 5 i.
Fig. 5 is a schematic view illustrating an assembly structure of a third bushing and a fourth bushing in a hand-held controller of an aviation electric winch apparatus according to an embodiment of the present invention. In the embodiment of the present invention, the third bushing 8 and the fourth bushing 10 have the same structure, and both include: the fan-shaped groove is provided with a rectangular notch, and the two fan-shaped bosses are symmetrically arranged on the fan-shaped groove; the third bush 8 and the fourth bush 10 are installed oppositely, the rectangular notches are installed oppositely, two fan-shaped bosses of the third bush 8 are embedded into fan-shaped grooves of the fourth bush 10, and two fan-shaped bosses of the fourth bush 10 are embedded into fan-shaped grooves of the third bush 8.
In practical application, the third bushing 8 and the fourth bushing 10 are assembled on the handle shaft 1b in the following manner: the third bush 8 is installed on the optical axis (such as the left end optical axis in fig. 2) of the fourth step shaft 1b4 of the handle shaft 1b close to one end of the handle 1a, the direction of the fourth bush 10 and the third bush 8 are installed on the optical axis (such as the right end optical axis in fig. 2) of the fourth step shaft 1b4 far away from one end of the handle 1a, the threaded hole 1b5 formed in the middle of the fourth step shaft 1b4 is provided with the stud 9, the end of the stud 9 protrudes out of the fourth step shaft 1b4, and the handle shaft 1b rotates to drive the rotation of the stud 9, so as to touch and drive the third bush 8 or the fourth bush 10 to rotate together.
Fig. 6 is a schematic view of an assembly structure of a flat spiral spring in a hand-held controller of an avionic winch device according to an embodiment of the present invention, and fig. 6 is a schematic view of a partial structure of the hand-held controller of the avionic winch device according to the embodiment shown in fig. 1, with a-a taken as a cross-section. The handheld controller of the embodiment of the present invention has 4 flat spiral springs 7 in total, and as shown in fig. 1 and fig. 6, 2 flat spiral springs 7 in the left end control module and 2 flat spiral springs 7 in the right end control module in the embodiment of the present invention are symmetrically installed.
One end of the outer flat spiral spring 7 in each control module is clamped in the rectangular groove in the third bushing 8, the other end of the outer flat spiral spring is clamped at the outer end of the bolt 11 of the support assembly 16, one end of the inner flat spiral spring 7 is clamped in the rectangular groove in the fourth bushing 10, and the other end of the inner flat spiral spring is clamped at the inner end of the bolt 11 of the support assembly 16 and is fastened with the two flat spiral springs 7 through nuts 12.
Fig. 7 is a schematic view showing an assembly structure of parts of a hand-held controller of an aviation electric winch apparatus according to an embodiment of the present invention, and fig. 7 shows an assembly relationship of a third bushing 8, a fourth bushing 10, and 2 flat spiral springs 7 with a handle shaft 1b and a bracket assembly 16.
As shown in fig. 1, the handheld controller in the embodiment of the present invention may further include: a housing 15; the outer cover 15 is fixed on the shell 14 through screws, and two sets of symmetrically arranged signs of the electric winch for paying out 1-speed K1, paying out 2-speed K2, retracting 1-speed K3 and retracting 2-speed K4 are adhered on the outer cover 15.
The operation of the hand-held controller of the aviation electric winch apparatus according to the above-described embodiment of the present invention will be described in detail below.
In a free state, a steel ball 5h on the end cover assembly 5 is pressed in a middle groove of the arc-shaped groove 1b1 of the handle shaft 1b of the handle assembly 1 through a spring 5 i.
The discharging operation mode: the rotary handle assembly 1 rotates towards the direction indicated by the pay-out speed of 1K 1, the handle assembly 1 drives the cam 6 to rotate, the rocker arm 5e corresponding to the K1 on the end cover assembly 5 is pressed through the cam 6, the rocker arm 5e rotates by taking a rocker arm rotating shaft 5g on the switch bracket 5f as a center, the rocker arm 5e presses the 1 st electromechanical micro switch 5d corresponding to the K1, a pay-out speed of 1 is sent to the electric winch control box through the action of the 1 st electromechanical micro switch 5d, meanwhile, the stud 9 on the handle shaft 1b of the handle assembly 1 drives the third bushing 8 and the flat spiral spring 7 to rotate, and the flat spiral spring 7 provides rotating feeling; when the process reaches the 1-speed-out position, the steel ball 5h on the end cap assembly 5 presses against one side of the arcuate slot 1b1, e.g., the left side, of the handle shaft 1b of the handle assembly 1.
There are then two modes of operation: on one hand, the handle assembly 1 is loosened, and the handle assembly 1 automatically returns to the free state position under the action of the flat spiral spring 7; on the other hand, the handle assembly 1 continues to rotate in the direction indicated by the pay-out 2 speed K2, the cam 6 is driven by the handle assembly 1 to continue to rotate, the rocker arm 5e corresponding to the K2 on the end cap assembly 5 is pressed by the cam 6, the rocker arm 5e rotates around the rocker arm rotating shaft 5g on the switch bracket 5f, the rocker arm 5e presses the 2 nd electromechanical micro switch 5d corresponding to the K2, the 2 nd electromechanical micro switch 5d operates to send a pay-out 2 speed instruction to the electric winch control box, the handle assembly 1 is released, and the handle assembly 1 automatically returns to the free state position under the action of the flat spiral spring 7.
The retraction operation mode comprises the following steps: the rotary handle assembly 1 rotates towards the direction indicated by the withdrawing speed K3, the handle assembly 1 drives the cam 6 to rotate, the rocker arm 5e corresponding to the K1 on the end cover assembly 5 is pressed through the cam 6, the rocker arm 5e rotates by taking the rocker arm rotating shaft 5g on the switch bracket 5f as the center, the rocker arm 5e presses the 3 rd electromechanical micro switch 5d corresponding to the K3, the command of withdrawing the speed 1 is sent to the electric winch control box through the action of the 3 rd electromechanical micro switch 5d, meanwhile, the stud 9 on the handle shaft 1b of the handle assembly 1 drives the fourth bushing 10 and the flat spiral spring 7 to rotate, and the rotary feeling is provided through the flat spiral spring 7; when the above process reaches the retraction 1-speed position, the steel ball 5h on the end cap assembly 5 presses against the other side slot, e.g., the right side slot, of the arcuate slot 1b1 on the handle shaft 1b of the handle assembly 1.
There are then two modes of operation: on one hand, the handle assembly 1 is loosened, and the handle assembly 1 automatically returns to the free state position under the action of the flat spiral spring 7; on the other hand, the handle assembly 1 continues to rotate in the direction indicated by the retraction 2 speed K4, the cam 6 is driven to continue to rotate, the rocker arm 5e corresponding to the K4 on the end cover assembly 5 is pressed through the cam 6, the rocker arm 5e rotates around the rocker arm rotating shaft 5g on the switch bracket 5f, the rocker arm 5e presses the 4 th electromechanical micro switch 5d corresponding to the K4, the 4 th electromechanical micro switch 5d acts to send a retraction 2 speed instruction to the electric winch control box, the handle assembly 1 is released, and the handle assembly 1 automatically returns to the free state position under the action of the flat spiral spring 7.
It should be noted that, in the handheld controller provided in the embodiment of the present invention, one of the control modules may be separately used to control the corresponding electric winch device to perform a corresponding operation, or two control modules may be simultaneously used to control the corresponding electric winch device to perform a corresponding operation, and when the two control modules are simultaneously operated to perform a control, the two control modules may be operated to send out the same instruction or different instructions.
According to the handheld controller of the aviation electric winch equipment, the control instructions of the two electric winches are integrated into a whole through the left and right control modules which are symmetrically arranged, so that the structure is greatly simplified, the size is reduced, the weight is reduced, the operation feeling force is provided through the flat spiral spring, the operation is simple and reliable, and the all-metal sealing structure is high in natural environment resistance, mechanical environment resistance and electromagnetic interference resistance. In addition, the handheld controller can be used for independently operating one electric winch and simultaneously operating two electric winches, so that the freight rate and capacity are improved, and the loading and unloading requirements of an air freight system are met.
Although the embodiments of the present invention have been described above, the present invention is not limited to the embodiments described above. It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. A hand-held controller for an aviation electric winch apparatus, comprising: the shell (14) is provided with two control modules which are symmetrically arranged on the central plane of the shell (14) and have the same structure;
wherein each of the control modules comprises: the device comprises a handle assembly (1), a sealing ring (2), a first bushing (3), a second bushing (4), an end cover assembly (5), a cam (6), 2 planar spiral springs (7), a third bushing (8), a stud (9), a fourth bushing (10), a bolt (11), a nut (12), a fifth bushing (13) and a support assembly (16);
the end part of the shell (14) is provided with an end cover assembly (5), a handle shaft (1b) of the handle assembly (1) penetrates through an inner circular hole of the end cover assembly (5), a cam (6), a third bushing (8), a stud (9) and a fourth bushing (10) are sequentially mounted on the handle shaft (1b) from the outer side to the inner side, and the inner end of the handle shaft (1b) is mounted on a supporting seat in the middle of the shell (14) through a fifth bushing (13); 4 electromechanical micro switches are arranged on the inner side of the end cover component (5);
support assemblies (16) are respectively arranged on two sides of a support seat of the shell (14), an installation structure is formed by a third bushing (8) and a fourth bushing (10), and a plane spiral spring (7) is installed on a bolt (11) on each support assembly (16) and is fastened by a nut (12); the shell (14) is also provided with an electric connector;
hand-held controller is used for through every when the control module group rotates to the equidirectional, handle component (1) of control module group drives the rotation of cam (6) for corresponding electromechanical type micro-gap switch on end cover subassembly (5) is pressed in cam (6), thereby to the electric winch control box of control module group control sends corresponding control command, resumes free state after loosening handle component (1), continues to rotate and presses another electromechanical type micro-gap switch on the equidirectional, and sends corresponding control command.
2. The hand-held controller of an aviation electric winch apparatus according to claim 1,
the handle assembly (1) comprises: the handle (1a) is connected with the flat shaft on the handle shaft (1b) through the flat hole on the handle (1a), and is fastened through a screw;
the handle shaft (1b) is set to be a 5-section stepped shaft, and the first stepped shaft at the outer end is a flat shaft and is connected with a flat hole in the handle (1 a); a sealing ring (2) and a first bush (3) are arranged on the optical axis of one end of the second step shaft (1b2) close to the handle (1 a); 3 arc-shaped grooves (1b1) are formed in the end face, away from the handle (1a), of the optical axis of one end of the second step shaft (1b2) and used for containing steel balls in the end cover assembly (5); the third step shaft (1b3) is a flat shaft and is connected with a flat hole on the cam (6); the fourth step shaft (1b4) is an optical axis, a third bush (8), a stud (9) and a fourth bush (10) are sequentially installed from the outer side to the inner side, and the stud (9) can rotate in a window area formed by the third bush (8) and the fourth bush (10); the fifth step shaft (1b6) is an optical axis and is arranged on a supporting seat in the middle of the shell (14) through matching with a fifth bush (13), and the fifth step shafts (1b6) of the two handle shafts (1b) which are symmetrically arranged at the left and right share the fifth bush (13);
wherein the cylindrical portions of the first, second and third step shafts (1b2, 1b3) have the same diameter; the diameter of the fourth step shaft (1b4) is smaller than the diameter of the third step shaft (1b3), and the diameter of the fifth step shaft (1b6) is smaller than the diameter of the fourth step shaft (1b 4).
3. The hand-held controller of an aviation electric winch apparatus according to claim 2,
the end cap assembly (5) comprises: the device comprises a belt assembly (5a), an end cover stud (5b), an end cover nut (5c), an electromechanical micro switch (5d), a rocker arm (5e) with an open end, a switch bracket (5f), a rocker arm rotating shaft (5g), a steel ball (5h), a spring (5i), an end cover plug screw (5j), an end cover (5k) and an end cover screw (5 l);
cylindrical bosses (5k1) are arranged on the end faces of two sides of the end cover (5k), the end face of the outer side of the inner circular hole (5k4) is pressed into the first bushing (3) with a circular groove, a sealing ring (2) is installed in the circular groove of the first bushing (3), and the end face of the inner side of the inner circular hole (5k4) is pressed into the second bushing (4);
the end cover (5k) is of a disc structure integrally, 4 counter bores (5k3) and 3 rivet holes (5k11) are formed in the end face of the outer side of the disc, the 4 counter bores (5k3) are used for connecting the end cover assembly (5) with the shell (14), and the 3 rivet holes (5k11) are used for connecting the belt assembly (5a) with the end cover assembly (5); the disc type electric shock absorber is characterized in that 4 waist-shaped bosses (5k5) are arranged on the end face of the inner side of a disc, 1 rectangular boss (5k10) is integrally arranged with an inner circular hole (5k4), 4 waist-shaped bosses (5k5), 4 electromechanical micro switches (5d) and 4 switch supports (5f) are installed in threaded holes (5k6) of the waist-shaped bosses (5k5) through end cover screws (5l), a rocker rotating shaft (5g) penetrates through holes of the switch supports (5f) to be connected with a rocker (5e), an end cover stud (5b) and an end cover nut (5c) are installed in the threaded hole at the opening end of the rocker (5e), the opening size of the rocker (5e) is adjusted through the end cover stud (5b) in the assembling process, and a cam (6) can touch a bulge outside the opening of the rocker (5e) when rotating; threaded holes (5k8) and through holes (5k7) which are communicated with each other are formed in the rectangular bosses (5k10), steel balls (5h), springs (5i) and end cover screw plugs (5j) are sequentially installed in the holes, and the steel balls (5h) penetrate through conical holes of the second bushings (4) and are pressed against arc-shaped grooves (1b1) of the handle shafts (1 b).
4. The hand-held controller of an aviation electric winch apparatus according to claim 3,
the third bush (8) and the fourth bush (10) are identical in structure and both comprise: the fan-shaped groove is provided with a rectangular notch, and the two fan-shaped bosses are symmetrically arranged on the fan-shaped groove; the third bush (8) and the fourth bush (10) are installed oppositely, the rectangular notches are installed oppositely, two fan-shaped bosses of the third bush (8) are embedded into fan-shaped grooves of the fourth bush (10), and two fan-shaped bosses of the fourth bush (10) are embedded into fan-shaped grooves of the third bush (8).
5. The hand-held controller of an aviation electric winch apparatus according to claim 4,
the third bush (8) is installed on the optical axis of the end, close to the handle (1a), of the fourth step shaft (1b4) of the handle shaft (1b), the direction of the fourth bush (10) and the third bush (8) are installed on the optical axis of the end, far away from the handle (1a), of the fourth step shaft (1b4) relatively, the stud (9) is installed on the threaded hole (1b5) formed in the middle of the fourth step shaft (1b4), the end portion of the stud (9) protrudes out of the fourth step shaft (1b4), the handle shaft (1b) rotates to drive the stud (9) to rotate, and therefore the third bush (8) or the fourth bush (10) are touched and driven to rotate together.
6. The hand-held controller of an aviation electric winch apparatus according to claim 5,
the hand-held controller is internally provided with 4 plane scroll springs (7), and 2 plane scroll springs (7) in the left end control module and 2 plane scroll springs (7) in the right end control module are symmetrically arranged;
wherein, the one end card of the plane spiral spring (7) of outside is in the rectangular groove mouth in third bush (8) in every control module group, and the other end card is in bolt (11) outer end of bracket component (16), and the one end card of the plane spiral spring (7) of inboard is in the rectangular groove mouth in fourth bush (10), and one end card is in bolt (11) the inner of bracket component (16) to through two plane spiral springs (7) of nut (12) fastening.
7. The hand-held controller of an aviation electric winch apparatus according to claim 6, further comprising: a housing (15); the outer cover (15) is fixed on the shell (14) through screws, and two sets of symmetrically arranged labels of the electric winch with the speed of 1 (K1) for releasing, the speed of 2 (K2) for releasing, the speed of 1 (K3) for withdrawing and the speed of 2 (K4) for withdrawing are adhered on the outer cover (15).
8. The hand-held controller of an aviation electric winch apparatus according to claim 7,
the handheld controller is used for pressing a steel ball (5h) on the end cover assembly (5) in a middle groove of an arc-shaped groove (1b1) of a handle shaft (1b) of the handle assembly (1) through a spring (5i) in a free state.
The handheld controller is specifically used for driving the cam (6) to press the 1 st electromechanical microswitch corresponding to the K1 and sending out a command of paying out the 1 st speed when the handle assembly (1) rotates to the paying out 1 speed (K1); loosening the handle assembly (1) to enable the handle assembly (1) to automatically return to the free state position under the action of the flat spiral spring (7); when the reel-out mechanism further continues to rotate towards the reel-out speed 2 (K2), the driving cam (6) presses the 2 nd electromechanical microswitch corresponding to the K2, a reel-out speed 2 command is sent out, and the handle assembly (1) is released, so that the handle assembly (1) automatically returns to the free state position under the action of the flat spiral spring (7).
9. The hand-held controller of an aviation electric winch apparatus according to claim 7,
the handheld controller is specifically used for driving the cam (6) to press the 3 rd electromechanical microswitch corresponding to the K3 and sending a command of withdrawing the 1 st speed when the handle assembly (1) rotates to the withdrawing 1 st speed (K3); loosening the handle assembly (1) to enable the handle assembly (1) to automatically return to the free state position under the action of the flat spiral spring (7); when the handle assembly further continues to rotate towards the retracting speed 2 (K4), the driving cam (6) presses the 4 th electromechanical micro switch corresponding to the K4, a command of the retracting speed 2 is sent out, and the handle assembly (1) is released, so that the handle assembly (1) automatically returns to the free state position under the action of the flat spiral spring (7).
10. The hand-held controller of an aviation electric winch apparatus according to any one of claims 1 to 9,
the handheld controller is further used for controlling the corresponding electric winch equipment to execute corresponding operation through one of the control modules, or controlling the corresponding electric winch equipment to execute corresponding operation through the two control modules simultaneously, and sending the same instruction or different instructions when the two control modules are operated simultaneously.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011020502.2A CN112162526B (en) | 2020-09-25 | 2020-09-25 | Handheld controller of aviation electric winch equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011020502.2A CN112162526B (en) | 2020-09-25 | 2020-09-25 | Handheld controller of aviation electric winch equipment |
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| CN112162526B CN112162526B (en) | 2021-10-15 |
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| CN88203926U (en) * | 1988-03-09 | 1988-10-19 | 中国矿业学院北京研究生部 | Explosion-proof winch with electro-hydraulic governor |
| CN101618842A (en) * | 2009-05-27 | 2010-01-06 | 江苏中曼石油设备有限公司 | One-hand controller for petroleum drilling machine winch |
| CN105439022A (en) * | 2014-08-05 | 2016-03-30 | 北京金顺帆科技有限公司 | Helicopter winch control system |
| US9718390B1 (en) * | 2005-10-11 | 2017-08-01 | William Wade Hadley | Helicopter transport apparatus |
| CN209709861U (en) * | 2018-11-13 | 2019-11-29 | 兰州万里航空机电有限责任公司 | Aviation rotary electric actuator |
| CN211226117U (en) * | 2019-12-26 | 2020-08-11 | 上海层丰电缆盘有限公司 | Trailing cable electric winch |
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2020
- 2020-09-25 CN CN202011020502.2A patent/CN112162526B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN88203926U (en) * | 1988-03-09 | 1988-10-19 | 中国矿业学院北京研究生部 | Explosion-proof winch with electro-hydraulic governor |
| US9718390B1 (en) * | 2005-10-11 | 2017-08-01 | William Wade Hadley | Helicopter transport apparatus |
| CN101618842A (en) * | 2009-05-27 | 2010-01-06 | 江苏中曼石油设备有限公司 | One-hand controller for petroleum drilling machine winch |
| CN105439022A (en) * | 2014-08-05 | 2016-03-30 | 北京金顺帆科技有限公司 | Helicopter winch control system |
| CN209709861U (en) * | 2018-11-13 | 2019-11-29 | 兰州万里航空机电有限责任公司 | Aviation rotary electric actuator |
| CN211226117U (en) * | 2019-12-26 | 2020-08-11 | 上海层丰电缆盘有限公司 | Trailing cable electric winch |
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|---|---|
| CN112162526B (en) | 2021-10-15 |
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