A simulation throttle device based on positioning pin transmission mechanism

By using a positioning pin transmission mechanism in the simulation throttle equipment to adjust the throttle transmission resistance and guidance, the problems of fixing the throttle resistance and deviation of the wire rope angle of the traditional simulation throttle equipment are solved, and the stability and authenticity of the throttle operation are improved.

CN119479429BActive Publication Date: 2025-04-15FUJIAN KEDE ELECTRONIC TECH CO LTD
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Patent Information

Application Number
CN202510058499.X
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2025-01-15
Publication Date
2025-04-15
Estimated Expiration
2045-01-15

AI Technical Summary

Technical Problem

The throttle resistance of traditional simulated throttle equipment is fixed, and the angle of the throttle wire rope is prone to deviation, and it cannot be adjusted according to the usage habits of different students, which reduces the stability of throttle operation.

Method used

A simulated throttle device based on a positioning pin transmission mechanism is adopted, and the first throttle handle and the second throttle handle are connected through the positioning pin transmission part to adjust the throttle transmission resistance and provide a smooth transmission guide.

Benefits of technology

By adjusting the throttle transmission resistance, adapting to the usage habits of different students, the stability of the throttle operation is improved and a more realistic throttle operation experience is provided.

✦ Generated by Eureka AI based on patent content.

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Abstract

The invention relates to the technical field of aircraft simulation throttle, and discloses a simulation throttle device based on a positioning pin transmission mechanism, comprising: a guide plate and support plates arranged at both ends of the guide plate, the support plates having two support plates, one side of one of the support plates being symmetrically fixed with a fixed plate, a first guide rod being mutually connected between the two support plates, the first guide rod having two, a first throttle handle and a second throttle handle being arranged on the outer side of the guide plate, a guard plate being fixed on the support plate, and further comprising: a positioning pin transmission part connected with the fixed plate; an oil sensing part arranged on the guard plate; and a friction part arranged on the oil sensing part. The invention utilizes the positioning pin transmission part to connect with the first throttle handle and the second throttle handle, so that trainees can adjust the pushing resistance of the first throttle handle and the second throttle handle through the positioning pin transmission part, and provide a smooth transmission guide when pushing the first throttle handle and the second throttle handle, thereby facilitating adaptation to the usage habits of different trainees and improving the stability of throttle operation.
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Description

Technical Field

[0001] The invention relates to the technical field of aircraft simulation throttle, and in particular to a simulation throttle device based on a positioning bayonet transmission mechanism. Background Art

[0002] In the field of aircraft simulation throttle technology, trainees usually need to achieve proficient control of the throttle through continuous training, which requires pilots to accumulate experience through long-term training on real aircraft. Considering that the safety and economic benefits of aircraft training are very poor, a professional aircraft simulation throttle is needed to simulate throttle operation. However, traditional simulation throttle equipment still has problems in actual operation.

[0003] For example, in actual operation, the throttle resistance of a conventional simulated throttle is fixed, and the throttle wire rope angle is prone to deviation, and cannot be adjusted according to the usage habits of different students, which reduces the stability of throttle operation. Summary of the invention

[0004] The present invention provides a simulation throttle device based on a positioning pin transmission mechanism, which utilizes a positioning pin transmission part to connect a first throttle handle and a second throttle handle, so that trainees can adjust the resistance of the first throttle handle and the second throttle handle through the positioning pin transmission part, and provide a smooth transmission guide when pushing the first throttle handle and the second throttle handle, thereby facilitating adaptation to the usage habits of different trainees and improving the stability of throttle operation.

[0005] In order to solve the above technical problems, the technical solution of the present invention is as follows:

[0006] In the first aspect, a simulation throttle device based on a positioning bayonet transmission mechanism comprises: a positioning pulley, a guide plate, and support plates arranged at both ends of the guide plate, the support plates have two, one side of the support plate is symmetrically fixed with a fixed plate, a first guide rod is mutually connected between the two support plates, the first guide rod has two, a first throttle handle and a second throttle handle are arranged on the outer side of the guide plate, and the second throttle handle is adjacent to the first throttle handle, a guard plate is fixed on the support plate, and further comprises:

[0007] A positioning bayonet transmission part is connected to the fixing plate and is translationally connected to the outside of the first guide rod and is connected to the first throttle handle and the second throttle handle to adjust the throttle transmission resistance;

[0008] The positioning pin transmission part includes an adjusting member and a pulling member, wherein the adjusting member is arranged on the fixing plate and connected to the supporting plate, and the pulling member is arranged outside the adjusting member;

[0009] The adjusting member comprises: a screw rod, which penetrates the fixed plate and is rotatably connected; a push plate, which is sleeved on the outside of the screw rod and is threadedly connected to the screw rod; two resistance pulleys, which are sleeved on the outside of the screw rod; a positioning pin, which is fixed on the inside of the fixed plate and is located above the resistance pulley, and the push plate extends to the outside of the positioning pin and is clamped with the positioning pin; two disc springs, which are arranged on the outside of the screw rod and are located between the two resistance pulleys;

[0010] The oil sensing part is arranged on the guard plate and connected with the positioning pin transmission part;

[0011] The oil sensing part includes a circulation part and a visual sensing part, wherein the circulation part is arranged on the guard plate, and the visual sensing part is arranged inside the circulation part and penetrates through the circulation part to be connected with the adjusting part;

[0012] The friction fastening part is arranged on the oil-sensing part and extends through the guard plate to the positioning pin transmission part to improve the friction fastness;

[0013] The friction part includes a storage member and a discharge member. The storage member is arranged through the circulation member and connected to the adjustment member. The discharge member is arranged through the storage member and extends above the adjustment member.

[0014] Furthermore, the adjusting member comprises:

[0015] A handle is fixed to one end of the screw rod and is located outside the fixing plate;

[0016] A rubber ring, which is sleeved on the outside of the two disc springs and located between the two resistance pulleys;

[0017] A limiting ring is sleeved on the outside of the screw and is located at a position of the screw away from the handle;

[0018] The retaining ring is fixedly sleeved on the outer side of the positioning pin and is located at a position where the positioning pin is far away from the push plate.

[0019] Further, the pulling member comprises:

[0020] There are two linear bearings, and the two linear bearings are respectively and translationally sleeved on the outer sides of the two first guide rods;

[0021] A sliding guide plate, fixed on the outside of one of the linear bearings and located below the first guide rod;

[0022] A fixed seat, fixed on a side of the linear bearing away from the first throttle handle;

[0023] A push seat is fixed on a side of the slide guide plate away from the limit plate;

[0024] The pulling and moving parts are arranged on the outside of the resistance pulley and the positioning pulley and are connected with the fiberboard and the pushing seat.

[0025] Further, the pulling part includes:

[0026] There are two wiring heads, and the two wiring heads respectively penetrate the limiting plate and the push seat and are fixedly connected;

[0027] A U-shaped wheel, arranged on a side of the fixed plate and one of the support plates that is away from each other;

[0028] There are two steel wire ropes, which are wound around the outer sides of the resistance bearing, the U-shaped wheel and the positioning pulley;

[0029] The two ends of the two steel wire ropes are respectively fixedly connected to the two ends of the two wiring heads.

[0030] Further, the circulation member comprises:

[0031] A frame plate, fixed to the guard plate;

[0032] A transparent plate is arranged through one end and the top of the frame plate;

[0033] The inclined plate is fixed on the inner side of the frame plate;

[0034] Circular parts, running through ramp and frame plate setup.

[0035] Further, the circulation parts include:

[0036] The connecting tube penetrates the inclined plate and is fixedly connected thereto, and is fitted with the transparent plate;

[0037] A connecting pipe, one end of which is connected to the end of the connecting tube away from the transparent plate, and the other end of which passes through the end of the frame plate away from the transparent plate;

[0038] A micro pump is fixed to one end of the frame plate away from the transparent plate, and an input end is connected to a connecting pipe;

[0039] A discharge pipe, fixed to the output end of the micro pump;

[0040] The storage box is arranged on the outside of the row pipe and penetrates through a side of the frame plate away from the guard plate for fixed connection.

[0041] Furthermore, the visual component includes:

[0042] A colored solution is filled inside the reservoir;

[0043] There are two connecting plates, and the two connecting plates are respectively fixed on the fixing seat and the pushing seat;

[0044] The first L-plate is fixed on the connecting plate fixed on the push seat and movably penetrates the guard plate and extends to the inner side of the frame plate;

[0045] The second L-plate is fixed on the connecting plate fixed on the fixing seat, and movably penetrates the guard plate and extends to the inner side of the frame plate;

[0046] The push-through parts are arranged on the inner sides of the storage box and the frame plate.

[0047] Further, the push-through component includes:

[0048] There are two springs, the two springs are fixed on the first L-plate and the second L-plate;

[0049] An inclined fixing plate is fixed to one end of the spring close to the inclined plate;

[0050] A first magnet is fixed on the inclined fixing plate;

[0051] A rubber plug, embedded inside the discharge end of the storage box;

[0052] A second guide rod is arranged on the inner side of the storage box and is connected to the rubber plug guide;

[0053] The second magnet is connected to the end of the rubber plug away from the second guide rod and is located on the inclined plate, and repels the first magnet through magnetic anisotropy.

[0054] Furthermore, the storage element comprises:

[0055] The arc cover penetrates the side of the storage box away from the guard plate and is fixedly connected;

[0056] The rubber bag is fixed on the inner side of the storage box, connected with the arc cover, and fixed on the outer side of the rubber plug;

[0057] A partition plate is fixed on the inner side of the rubber bag and is fixedly connected to the second guide rod;

[0058] A through hole is opened through the interior of the partition;

[0059] The air bag is arranged inside the arc cover.

[0060] Further, the discharge member comprises:

[0061] A second side plate is fixed to the partition plate and connected to the arc cover;

[0062] An L tube passes through the second side plate and is fixedly connected to the arc cover;

[0063] The rubber sheet is arranged through the side of the L-tube close to the partition and is in contact with the inner wall of the L-tube;

[0064] The electric rod is fixed on the partition, and the telescopic end is fixedly connected to the rubber plate;

[0065] A guide tube, one end of which is fixed to the end of the L tube away from the second side plate, and the other end of which passes through the guard plate and extends to above the positioning pulley and the resistance pulley;

[0066] A herringbone tube is fixed to the other end of the catheter and is located above the positioning pulley and the resistance pulley;

[0067] The switch is fixed on one side of the fixing plate and is located above the arc head block.

[0068] The above solution of the present invention includes at least the following beneficial effects:

[0069] By providing a positioning pin transmission part, the trainee can operate the adjusting member provided in the positioning pin transmission part to push the screw provided in the adjusting member to rotate, so that during the rotation process, the screw uses the thread to push the push plate to translate in the direction close to the resistance pulley under the positioning and guiding action of the positioning pin, and then during the movement process, the push plate squeezes the disc spring to deform through the resistance pulley under the resistance of the fixed plate, so that the disc spring uses the rebound force to squeeze the resistance pulley, thereby increasing the resistance to the rotation of the resistance pulley, and then the pulling member provided in the positioning pin transmission part is pushed by the first throttle handle and the second throttle handle, and the pulling member is used to smoothly push the adjusting member to operate under the guidance and positioning of the first guide rod and the guide plate, so that the resistance pulley and the disc spring provide suitable resistance for the movement of the first throttle handle and the second throttle handle, which is convenient to adapt to the usage habits of different trainees and improves the stability of throttle operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0070] Figure 1 A schematic diagram of the overall three-dimensional structure of a simulation throttle device provided in an embodiment of the present invention;

[0071] Figure 2 A schematic diagram of the three-dimensional structure of a fixing plate, a supporting plate, a resistance pulley, a positioning pulley and a steel wire rope combination provided in an embodiment of the present invention;

[0072] Figure 3 The embodiment of the present invention provides Figure 2 Schematic diagram of the structure at A in FIG.

[0073] Figure 4 A schematic diagram of the three-dimensional structure of a first guide rod, a linear bearing, a sliding guide plate and a U-shaped wheel combination provided in an embodiment of the present invention;

[0074] Figure 5 A schematic diagram of the three-dimensional structure of a resistance pulley, a handle, a push plate and a screw rod assembly provided in an embodiment of the present invention;

[0075] Figure 6 A schematic cross-sectional plan view of the resistance pulley, handle, push plate, screw rod and disc spring assembly provided in an embodiment of the present invention;

[0076] Figure 7 A schematic diagram of the top plan structure of the push seat and the fixing seat provided in an embodiment of the present invention;

[0077] Figure 8 A schematic cross-sectional plan view of a steel wire rope, a first L-plate, a second L-plate, a storage box and a frame plate assembly provided in an embodiment of the present invention;

[0078] Fig. 9 The embodiment of the present invention provides Figure 8 Schematic diagram of the structure at B in FIG.

[0079] Fig.10 A schematic cross-sectional plan view of the structure of a rubber bag, an arc cover and a rubber plug combination provided in an embodiment of the present invention;

[0080] Fig.11 A schematic diagram of a three-dimensional structure of a storage box, a connecting pipe, a first L-plate, a second L-plate and a terminal block assembly provided in an embodiment of the present invention;

[0081] Fig.12 A schematic diagram of a three-dimensional structure of a combination of a guard, a first L-plate and a second L-plate provided in an embodiment of the present invention;

[0082] Fig.13 A schematic diagram of a three-dimensional structure of a first L-plate, a terminal head and a first magnet assembly provided in an embodiment of the present invention;

[0083] Fig.14 A schematic diagram of a three-dimensional structure of a second L-plate, a terminal head and a first magnet combination provided by an embodiment of the present invention;

[0084] Fig.15 A schematic diagram of the three-dimensional structure of a linear bearing, a first side plate, a sliding guide plate and a first L-plate combination provided in an embodiment of the present invention.

[0085] Description of reference numerals:

[0086] In the figure: 1, guide plate; 2, support plate; 3, fixed plate; 4, angle seat; 5, positioning pulley; 6, wheel seat; 7, U-shaped wheel; 8, first guide rod; 9, linear bearing; 10, first side plate; 11, sliding guide plate; 12, first throttle handle; 13, base; 14, second throttle handle; 15, upper fixing plate; 16, guard plate; 17, screw rod; 18, arc head block; 19, handle; 20, push plate; 21, disc spring; 22, rubber ring; 24, limit ring; 25, positioning pin; 26, limit block; 27, fixed seat; 28, push seat; 29, terminal; 30, wire rope; 31, retaining ring; 32, frame plate; 33, transparent plate; 34, inclined plate; 35, connection Cylinder; 36, connecting tube; 37, micro pump; 38, storage box; 39, discharge tube; 40, colored solution; 41, connecting plate; 42, first L plate; 43, second L plate; 44, spring; 45, inclined fixing plate; 46, first magnet; 47, rubber plug; 48, second guide rod; 49, movable hole; 50, push plate; 51, second magnet; 52, guide groove; 53, arc cover; 54, rubber bag; 55, partition; 56, through hole; 57, filling pipe; 58, threaded cover; 59, second side plate; 60, L tube; 61, electric rod; 62, rubber plate; 63, air bag; 64, baffle; 65, switch; 66, catheter; 67, perforation; 68, herringbone tube. DETAILED DESCRIPTION

[0087] The exemplary embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. Although the exemplary embodiments of the present invention are shown in the accompanying drawings, it should be understood that the present invention can be implemented in various forms and should not be limited by the embodiments set forth herein. On the contrary, these embodiments are provided in order to enable a more thorough understanding of the present invention and to enable the scope of the present invention to be fully communicated to those skilled in the art.

[0088] like Figures 1 to 15 As shown, an embodiment of the present invention provides a simulation throttle device based on a positioning bayonet transmission mechanism, comprising: a guide plate 1 and support plates 2 arranged at both ends of the guide plate 1, the support plates 2 having two, one side of which is symmetrically fixed with a fixing plate 3, a first guide rod 8 being mutually connected between the two support plates 2, the first guide rod 8 having two, a first throttle handle 12 and a second throttle handle 14 being arranged on the outer side of the guide plate 1, and the second throttle handle 14 being adjacent to the first throttle handle 12, a guard plate 16 being fixed on the support plate 2, and further comprising:

[0089] The positioning bayonet transmission part is connected to the fixing plate 3 and is translationally connected to the outside of the first guide rod 8, and is connected to the first throttle handle 12 and the second throttle handle 14 to adjust the throttle transmission resistance;

[0090] The positioning pin transmission part includes an adjusting member and a pulling member. The adjusting member is arranged on the fixing plate 3 and connected to the supporting plate 2. The pulling member is arranged outside the adjusting member.

[0091] The adjusting member includes: a screw 17, which passes through the fixed plate 3 and is rotatably connected; a push plate 20, which is sleeved on the outside of the screw 17 and is threadedly connected to the screw 17; two resistance pulleys 23, which are sleeved on the outside of the screw 17; a positioning pin 25, which is fixed on the inside of the fixed plate 3 and is located above the resistance pulley 23, and the push plate 20 extends to the outside of the positioning pin 25 and is clamped with the positioning pin 25; there are two disc springs 21, which are arranged on the outside of the screw 17 and are located between the two resistance pulleys 23;

[0092] The oil sensing part is arranged on the guard plate 16 and connected with the positioning bayonet transmission part;

[0093] The oil sensing part includes a circulation part and a visual sensing part. The circulation part is arranged on the guard plate 16, and the visual sensing part is arranged inside the circulation part and penetrates the circulation part to be connected with the adjusting part.

[0094] The friction fastening part is arranged on the oil-sensing part and extends through the guard plate 16 to the positioning pin transmission part to improve the friction fastness;

[0095] The friction part comprises a storage part and a discharge part. The storage part is arranged through the circulation part and is connected with the adjustment part. The discharge part is arranged through the storage part and extends above the adjustment part.

[0096] Specifically, an angle seat 4 is fixed on the support plate 2 away from the resistance pulley 23, the positioning pulley 5 is rotatably connected to the angle seat 4, and the positioning pulley 5 passes through the support plate 2, and there are two wheel seats 6, one of which is fixed to the side of the support plate 2 of the fixed angle seat 4 away from the fixed plate 3, and another wheel seat 6 is fixed to the side of the fixed plate 3 away from the support plate 2, the wheel seat 6 is rotatably connected to the U-shaped wheel 7, and a first side plate 10 is fixed to the outer side of the other linear bearing 9, and the first side plate 10 is located above the sliding guide plate 11 and is connected to the first throttle handle 12, a base 13 is fixed to the bottom of the second throttle handle 14, and the base 13 is fixedly connected to the sliding guide plate 11, an upper fixed plate 15 is fixed to the inner side of the fixed plate 3, the upper fixed plate 15 is located above the positioning pin 25 and below the guard plate 16, and a side of the guide plate 1 close to the first side plate 10 is connected to a limiting block 26 through a fixing component.

[0097] In actual application of this embodiment: the guide plate 1 can provide moving support and for the other linear bearing 9 and the sliding guide plate 11, and the first guide rod 8 can provide moving guiding function for the linear bearing 9, and can provide support and guiding function for the sliding guide plate 11 through one of the linear bearings 9, so that the sliding guide plate 11 and the first side plate 10 can slide smoothly, and the trainee can push the first throttle handle 12 so that the first throttle handle 12 pushes the first side plate 10 under the action of external force, so that the first side plate 10 drives the linear bearing 9 to translate along the first guide rod 8 under the support of the support plate 2 and the guide plate 1, and can push the second throttle handle 14 according to the needs of actual situation, so that the second throttle handle 14 pushes the first side plate 10 under the action of external force. The base 13 is moved so that the base 13 pushes the sliding guide plate 11 under the action of external force, so that the sliding guide plate 11 uses the external force to push the linear bearing 9 to translate along the first guide rod 8 under the support of the support plate 2 under the support of the guide plate 1. The trainees can release the fixing effect of the limit block 26 according to the actual needs, and move the limit block 26 along the guide plate 1, so that the limit block 26 moves to a suitable position and then uses the fixing component to fix the limit block 26, so that the limit block 26 can resist the second side plate 59 and the sliding guide plate 11 at the current position, thereby limiting the moving stroke of the first throttle handle 12 and the second throttle handle 14. The upper fixing plate 15 can make the fixing plate 3 more firm, and can cooperate with the support plate 2 to provide stable support for the guard plate 16.

[0098] As a preferred embodiment of the present invention, the adjusting member comprises:

[0099] A handle 19 is fixed to one end of the screw rod 17 and is located outside the fixing plate 3;

[0100] The rubber ring 22 is mounted on the outside of the two disc springs 21 and is located between the two resistance pulleys 23;

[0101] The limiting ring 24 is mounted on the outer side of the screw rod 17 and is located at a position where the screw rod 17 is far away from the handle 19;

[0102] The retaining ring 31 is fixedly mounted on the outer side of the positioning pin 25 and is located at a position where the positioning pin 25 is away from the card push plate 20 .

[0103] Specifically, the fixing plate 3 can provide rotational support for the screw rod 17, and the screw rod 17 can provide support for the arc head block 18, so that the arc head block 18 can firmly support the handle 19. The rubber ring 22 and the disc spring 21 can be deformed under the action of external force, and will rebound when the external force disappears. The limit ring 24 can provide resistance for the resistance pulley 23 away from the push plate 20. The outer side of the screw rod 17 is equipped with a rubber ring 22, and is located between the two resistance pulleys 23 and on the outer side of the disc spring 21.

[0104] The pull parts include:

[0105] There are two linear bearings 9, and the two linear bearings 9 are respectively and translationally sleeved on the outer sides of the two first guide rods 8;

[0106] A sliding guide plate 11 is fixed on the outside of one of the linear bearings 9 and is located below the first guide rod 8;

[0107] A fixing seat 27 is fixed to a side of the linear bearing 9 away from the first throttle handle 12;

[0108] The push seat 28 is fixed on the side of the slide guide plate 11 away from the limit plate;

[0109] The pulling component is arranged on the outside of the resistance pulley 23 and the positioning pulley 5 , and is connected with the fiberboard and the push seat 28 .

[0110] Specifically, the first guide rod 8 can provide a moving guide function for the linear bearing 9 , the linear bearing 9 can provide a stable support for the sliding guide plate 11 and the fixed seat 27 , and the sliding guide plate 11 can stably support the push seat 28 .

[0111] Pulling parts include:

[0112] There are two wiring heads 29, and the two wiring heads 29 respectively penetrate the limiting plate and the push seat 28 and are fixedly connected;

[0113] A U-shaped wheel 7, arranged on a side of the fixed plate 3 and one of the support plates 2 that are away from each other;

[0114] There are two steel wire ropes 30, and the two steel wire ropes 30 are wrapped around the outer sides of the resistance bearing, the U-shaped wheel 7 and the positioning pulley 5;

[0115] Two ends of the two steel wire ropes 30 are fixedly connected to two ends of the two connecting heads 29 respectively.

[0116] Specifically, the push seat 28 and the fixed seat 27 can provide stable support for the terminal head 29, and the terminal head 29 can push the wire rope 30 to move under the action of external force. The resistance bearing, U-shaped wheel 7 and positioning pulley 5 can provide mobile support for the wire rope 30, and the wire rope 30 can push the positioning pulley 5, U-shaped wheel 7 and resistance bearing to rotate under the action of external force. Two U-shaped wheels 7 are rotatably connected to each of the wheel seats 6.

[0117] In the actual application of this embodiment, one of the resistance pulleys 23 is rotatably mounted on the outside of the screw 17 through a bearing, and the other resistance pulley 23 is rotatably mounted on the outside of the push plate 20 through a bearing, and the end of the push plate 20 away from the arc head block 18 is in contact with the disc spring 21. The trainee can push the arc head block 18 to rotate through the handle 19 according to the actual needs, so that the arc head block 18 drives the screw 17 to rotate under the support of the fixed plate 3 under the action of external force, so that the screw 17 uses the threaded action to push the push plate 20 along the positioning pin 25 to the resistance pulley 23. The push plate 20 will move in the same direction, and at the same time, the push plate 20 will push the disc spring 21 with the end away from the arc head block 18 under the action of external force, so that the disc spring 21 is pushed to deform and expand under the resistance of the limit ring 24 and one of the resistance pulleys 23, so that the disc spring 21 increases the contact area with the resistance pulley 23 after deformation, and the rubber ring 22 can maintain the distance between the two resistance pulleys 23. The greater the deformation and expansion amount of the disc spring 21, the greater the contact area with the resistance pulley 23, thereby increasing the friction between the resistance pulley 23 and the resistance to the rotation of the resistance pulley 23;

[0118] When the trainee pushes the first throttle and the second throttle handle 14, the linear bearing 9 will be driven to translate along the first guide rod 8 through the first throttle handle 12 and the first side plate 10, and the sliding guide plate 11 will be pushed along the guide plate 1 through the second throttle handle 14 and the base 13 to push the linear bearing 9 connected thereto to translate along the first guide rod 8. At the same time, the two linear bearings 9 will respectively push the wiring head 29 to translate together through the specified seat and the push seat 28, so that the wiring head 29 can push the wire rope 30 during the translation process, so that the wire rope 30 can use the friction force to push the positioning pulley 5 and the resistance pulley 23 to rotate under the action of external force and the support of the U-shaped wheel 7. At the same time, the U-shaped wheel 7 will be externally Under the action of force, it rotates with the support of the wheel seat 6. When the resistance pulley 23 rotates, the resistance generated by the disc spring 21 will be transmitted to the wire rope 30 through the resistance pulley 23, and will be transmitted to the trainee's hands through the wire rope 30, the terminal head 29, the fixed group, the push seat 28, the linear bearing 9, the sliding guide plate 11, the first side plate 10, the base 13, the first throttle handle 12 and the second throttle handle 14, so that the trainee can feel the resistance to simulate the real throttle resistance, thereby utilizing the resistance pulley 23 and the disc spring 21 to provide appropriate resistance for the movement of the first throttle handle 12 and the second throttle handle 14, which is convenient to adapt to the usage habits of different trainees and improve the stability of throttle operation.

[0119] In another preferred embodiment of the present invention, the circulation member comprises:

[0120] A frame plate 32, fixed on the guard plate 16;

[0121] A transparent plate 33 is provided through one end and the top of the frame plate 32;

[0122] The inclined plate 34 is fixed on the inner side of the frame plate 32;

[0123] The circulation parts are arranged through the inclined plate 34 and the frame plate 32.

[0124] Specifically, the frame plate 32 can provide stable support for the transparent plate 33 with the support of the guard plate 16. The transparent plate 33 is made of transparent material, and the trainees can observe the situation inside the frame plate 32 through the transparent plate 33. The inclined plate 34 can provide flow guidance and support for the colored solution 40 with the support of the frame plate 32, making it convenient for the trainees to observe the flow rate of the colored solution 40.

[0125] Circulation parts include:

[0126] The connecting tube 35 penetrates the inclined plate 34 and is fixedly connected thereto, and is in contact with the transparent plate 33;

[0127] A connecting pipe 36, one end of which is connected to an end of the connecting tube 35 away from the transparent plate 33, and the other end of which passes through an end of the frame plate 32 away from the transparent plate 33;

[0128] A micro pump 37 is fixed to one end of the frame plate 32 away from the transparent plate 33, and the input end is connected to the connecting pipe 36;

[0129] The discharge pipe 39 is fixed to the output end of the micro pump 37;

[0130] The storage box 38 is arranged on the outside of the discharge pipe 39 and penetrates through a side of the frame plate 32 away from the guard plate 16 and is fixedly connected thereto.

[0131] Specifically, the storage box 38 can provide storage space for the colored solution 40 under the support of the frame plate 32, the connecting tube 36, the connecting tube 35 and the discharge tube 39 can provide a circulation channel for the colored solution 40, and the micro pump 37 can suck the colored solution 40 in the connecting tube 36 and discharge it into the discharge tube 39.

[0132] Visual components include:

[0133] Colored solution 40, filled inside the storage box 38;

[0134] There are two connecting plates 41, and the two connecting plates 41 are fixed on the fixing seat 27 and the pushing seat 28 respectively;

[0135] The first L-shaped plate 42 is fixed on the connecting plate 41 fixed on the push seat 28 and movably penetrates the guard plate 16 and extends to the inner side of the frame plate 32;

[0136] The second L-plate 43 is fixed on the connecting plate 41 fixed on the fixing seat 27 and movably penetrates the guard plate 16 and extends to the inner side of the frame plate 32;

[0137] The push-through part is arranged on the inner side of the storage box 38 and the frame plate 32.

[0138] Specifically, the colored solution 40 is used to simulate the oil of the aircraft so that the trainees can observe the oil consumption intuitively. The fixing seat 27 and the pushing seat 28 can stably support the connecting plate 41, and the connecting plate 41 can stably support the first L plate 42 and the second L plate 43.

[0139] Push-through parts include:

[0140] The spring 44 has two springs 44, and the two springs 44 are fixed on the first L-plate 42 and the second L-plate 43;

[0141] An inclined fixing plate 45 is fixed to one end of the spring 44 close to the inclined plate 34;

[0142] A first magnet 46 is fixed on the oblique fixing plate 45;

[0143] A rubber plug 47 is embedded inside the discharge end of the storage box 38;

[0144] A second guide rod 48 is disposed inside the storage box 38 and is guide-connected to the rubber plug 47;

[0145] The second magnet 51 is connected to one end of the rubber stopper 47 away from the second guide rod 48 and is located on the inclined plate 34 , and repels the first magnet 46 due to magnetic anisotropy.

[0146] Specifically, the first L plate 42 and the second L plate 43, one side away from the connecting plate 41, can provide a shrinkage and folding space for the spring 44, and can provide support for the spring 44. The spring 44 is elastic and can provide a stable support for the inclined fixing plate 45. The inclined fixing plate 45 can provide a stable support for the first magnet 46. The first magnet 46 and the inclined fixing plate 45 have a certain inclination angle. The first magnet 46 fits with the inclined plate 34. The rubber plug 47 can be engaged with the discharge end of the storage box 38, and has elasticity and an inclination angle, which can prevent the colored solvent from being The liquid 40 is discharged from the storage box 38, and the higher the height of the rubber plug 47 rises, the larger the opening of the discharge end of the storage box 38 is. A movable hole 49 is provided at the end of the rubber plug 47 away from the inclined plate 34, and the second guide rod 48 is located on the inner side of the movable hole 49. A push plate 50 is fixed to the end of the rubber plug 47 close to the inclined plate 34, and the push plate 50 is fixedly connected to the second magnet 51. A guide groove 52 is provided inside the guard plate 16, and the guide groove 52 can provide a moving space and a through channel for the first L plate 42 and the second L plate 43.

[0147] In actual application of this embodiment, when the trainee pushes the first throttle handle 12 and the second throttle handle 14 to move in the direction away from the arc head block 18, the fixed seat 27 will move together with the first throttle handle 12, and the push seat 28 will move together with the second throttle handle 14, so that the fixed seat 27 and the push seat 28 can drive the connecting plate 41 to move together, and the connecting plate 41 will respectively drive the first L plate 42 and the second L plate 43 to move together under the action of external force, so that the first L plate 42 and the second L plate 43 drive the spring 44 to move together under the action of external force, and the spring 44 will use the external force to drive the inclined fixing plate 45 and the first magnet 46 to move together in the direction close to the row pipe 39. During the movement, the spring 44 will rebound due to the inclination angle of the inclined plate 34 under the support of the first L plate 42 and the second L plate 43, so that the spring 44 uses the rebound force to push the inclined fixing plate 45 and the first magnet 46 to move upward, so that the first magnet 46 can continue to keep in contact with the inclined plate 34 during the movement. As the first magnet 46 moves along the inclined plate 34 toward the discharge pipe 39, the first magnet 46 will gradually approach the storage box 38, and the first magnet 46 will use magnetic force to push the second magnet 51, so that the second magnet 51 uses the magnetic force of opposite poles to repel the first magnet 46 to push the push plate 50 upward, so that the push plate 50 uses external force to push the rubber plug 47 upward along the second guide rod 48. The closer the first magnet 46 is to the storage box 38, the longer the distance the rubber plug 47 moves upward, and the larger the opening of the discharge end of the storage box 38 is opened, so that the colored solution 40 in the storage box 38 can pass through the discharge end of the storage box 38 and be discharged onto the inclined plate 34. The larger the opening of the discharge end of the storage box 38 is, the greater the discharge amount of the colored solution 40 is. The inclined plate 34 will use the inclination angle and gravity to make the colored solution 40 flow to the inner side of the receiving tube 35. At the same time, the trainees can observe the flow rate of the colored solution 40 through the transparent plate 33, and can use visual intuitive feeling of the simulated fuel consumption under the corresponding throttle.

[0148] This fuel consumption is a proportional reduction state of the fuel consumption under the actual corresponding throttle state.

[0149] The colored solution 40 falling into the receiving tube 35 will flow into the inner side of the connecting tube 36 under the action of gravity. At the same time, it is necessary to start the micro pump 37 under the support of the frame plate 32, so that the micro pump 37 can suck the colored solution 40 in the connecting tube 36 into itself and discharge it into the discharge pipe 39, and make the colored solution 40 flow along the discharge pipe 39 and be discharged to the inner side of the storage box 38 for recycling.

[0150] As a preferred embodiment of the present invention, the storage element comprises:

[0151] The arc cover 53 penetrates through the side of the storage box 38 away from the guard plate 16 and is fixedly connected;

[0152] The rubber bag 54 is fixed to the inner side of the storage box 38, connected to the arc cover 53, and fixed to the outer side of the rubber plug 47;

[0153] The partition plate 55 is fixed to the inner side of the rubber bag 54 and is fixedly connected to the second guide rod 48;

[0154] A through hole 56 is formed through the interior of the partition 55;

[0155] The air bag 63 is disposed through the interior of the arc cover 53 .

[0156] Specifically, a filling pipe 57 is fixedly passed through the interior of the partition 55, and the filling pipe 57 passes through the arc cover 53. The outer side of the filling pipe 57 is threadedly connected with a threaded cover 58. The arc cover 53 can provide support for the rubber bag 54 with the support of the storage box 38. When the rubber plug 47 moves upward, it will squeeze the rubber bag 54 to deform under the action of external force and the support of the arc cover 53. The rubber bag 54, the rubber plug 47, the arc cover 53 and the air bag 63 can cooperate to provide a storage space for the friction fastness enhancer. The through hole 56 can provide a through channel for the friction fastness enhancer. The air bag 63 can be expanded and deformed under the action of external force, and will rebound after the external force disappears.

[0157] The discharge parts include:

[0158] The second side plate 59 is fixed on the partition plate 55 and connected to the arc cover 53;

[0159] The L tube 60 passes through the second side plate 59 and is fixedly connected to the arc cover 53;

[0160] The rubber sheet 62 is arranged through a side of the L-tube 60 close to the partition 55 and is in contact with the inner wall of the L-tube 60;

[0161] The electric rod 61 is fixed on the partition 55, and the telescopic end is fixedly connected to the rubber plate 62;

[0162] A guide tube 66, one end of which is fixed to the end of the L-tube 60 away from the second side plate 59, and the other end of which passes through the guard plate 16 and extends to above the positioning pulley 5 and the resistance pulley 23;

[0163] The herringbone tube 68 is fixed to the other end of the guide tube 66 and is located above the positioning pulley 5 and the resistance pulley 23;

[0164] The switch 65 is fixed on one side of the fixed plate 3 and is located above the arc head block 18 .

[0165] Specifically, a baffle 64 is fixed to one side of the fixing plate 3, and the baffle 64 is fixedly connected to the switch 65. A through hole 67 is formed inside the guard plate 16. The second side plate 59 can provide a stable support for the L-tube 60 under the support of the partition 55, and can prevent the friction fastness enhancer from contacting the electric rod 61. When the switch 65 is squeezed and triggered, the electric rod 61 is energized, thereby controlling the electric rod 61 to retract. Fig.10 When the rubber plug 47 is in the extended state, the supporting rubber plate 62 closes the passage of the L-tube 60, blocking the friction fastness enhancer from passing through the L-tube 60. At this time, when the rubber plug 47 moves upward, it will squeeze the rubber bag 54, so that the friction fastness enhancer in the rubber bag 54 flows into the inner side of the arc cover 53 through the through hole 56 as the rubber bag 54 is squeezed and deformed. Under the action of pressure, the friction fastness enhancer can push the air bag 63 to expand and deform under the support of the arc cover 53, thereby providing a flow space for the friction fastness enhancer, preventing the friction fastness enhancer from affecting the squeezing deformation of the rubber bag 54 and the movement of the rubber plug 47.

[0166] During the actual application of this embodiment, the staff can use the threaded action to remove the threaded cap 58 from the filling pipe 57 according to the actual needs, thereby opening the opening of the filling pipe 57, and then inject the friction fastness improver into the inner side of the filling pipe 57. Subsequently, the friction fastness improver will pass through the filling pipe 57 and flow into the inner side of the rubber bag 54. At the same time, the friction fastness improver will pass through the through hole 56 into the inner side of the arc cover 53 as the liquid level rises, so that the arc cover 53 cooperates with the air bag 63, the rubber bag 54, the rubber plug 47, the partition plate 55 and the second side plate 59 to store the friction fastness improver.

[0167] The trainee can push the arc head block 18 to rotate through the handle 19 according to the actual needs, so that the arc head contacts the switch 65 with the external force and its own arc during the rotation, and squeezes the switch 65, so that the switch 65 is squeezed and triggered under the support of the baffle 64, and the electric rod 61 is energized to make the electric rod 61 contract, and then the electric rod 61 drives the rubber plate 62 to move downward by the telescopic end, so as to open the channel of the L tube 60, so that the friction fastness enhancer entering the arc cover 53 can be squeezed to the inner side of the L tube 60 after the rubber bag 54 is deformed, and pass through the L tube 60 to flow into the conduit 66, and at the same time, the friction fastness enhancer will flow along the conduit 66 through the perforation 67 into the inner side of the herringbone tube 68, and under the action of gravity, pass through the herringbone tube 68 and be discharged to the resistance pulley 23 and the positioning pulley 5, and then the friction fastness enhancer is used to increase the friction between the wire rope 30 and the resistance pulley 23 and the positioning pulley 5, so as to prevent slipping and improve the service life of the equipment.

[0168] Working principle: the first throttle handle 12 and the second throttle handle 14 are respectively connected to the first guide rod 8 and the support plate 2 through the slide guide plate 11, the linear bearing 9, etc. When the trainee pushes the throttle handle, the slide guide plate 11 and the linear bearing 9 are driven to translate along the first guide rod 8. The first guide rod 8 provides stable support and guidance for the slide guide plate 11 under the fixing action of the support plate 2 and the guide plate 1.

[0169] To limit the travel of the throttle handle, the position of the stopper 26 can be adjusted by a fixed component to control the maximum range of movement of the throttle handle. This design can simulate the travel limit in the actual throttle operation.

[0170] Trainees can adjust the rotation of the screw rod 17 through the handle 19, so that the screw rod 17 drives the card push plate 20 to translate, and at the same time pushes the disc spring 21 to deform. The contact area between the disc spring 21 and the resistance pulley 23 will change with the deformation of the disc spring 21, thereby adjusting the rotation resistance of the resistance pulley 23, which can accurately simulate the change of resistance during throttle operation and provide gradually increasing real tactile feedback. Trainees can intuitively feel the changes in operating force and resistance during training, which helps to familiarize themselves with the throttle characteristics of real aircraft.

[0171] During operation, the resistance of the resistance pulley 23 is transmitted to the throttle handle through the wire rope 30, the terminal head 29, the push seat 28, etc., so that the trainees can feel the gradually increasing resistance in the real throttle operation and simulate the feel of the real aircraft throttle operation.

[0172] The oil sensing part simulates the dynamic changes of oil consumption through the circulation part and the visual part. The transparent plate 33 allows the trainees to observe the flow of the colored solution 40, and the inclined plate 34 provides flow guidance. The micro pump 37 circulates the colored solution 40 between the connecting pipe 36 and the discharge pipe 39, and displays the oil consumption status through the linkage of the connecting plate 41 and the push-through part in the visual part.

[0173] When the trainee pushes the throttle handle, the first L plate 42 and the second L plate 43 of the visual component drive the spring 44 and the first magnet 46 to move through the connecting plate 41, and use the magnetic force to push the second magnet 51, thereby raising the rubber plug 47, opening the opening of the discharge end of the storage box 38, and allowing the colored solution 40 to flow into the receiving tube 35 through the inclined plate 34. The solution flow is proportional to the throttle operation force, which can intuitively display the change in fuel consumption. The transparent plate 33 and the circulation component display the fuel consumption flow, and the proportional simulation of the colored solution 40 allows the trainee to intuitively understand the change in fuel consumption under different throttle states. This design not only enhances the fun of learning, but also helps trainees master the relationship between throttle operation and fuel consumption.

[0174] When the trainee pushes the throttle handle, the friction fastness enhancer flows from the storage box 38 through the conduit 66 and the herringbone tube 68 into the contact surface of the resistance pulley 23 and the positioning pulley 5, thereby improving the transmission efficiency and the durability of the equipment.

[0175] The colored solution 40 and the friction fastness enhancer in the storage box 38 are circulated under the action of the micro pump 37 to ensure the continuity of the fuel consumption simulation and the stability of the transmission performance.

[0176] The handle 19 and the screw 17 in the adjustment member are designed so that the trainee can adjust the resistance according to actual needs to adapt to different operation scenarios. The movable design of the limit block 26 also enables the travel range of the throttle handle to be flexibly adjusted to meet different training needs.

[0177] The above is a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principles of the present invention. These improvements and modifications should also be regarded as the scope of protection of the present invention.

Claims

1. A simulation throttle device based on a positioning bayonet transmission mechanism, comprising: A fixed seat (27), a push seat (28), a frame plate (32), an inclined plate (34), a storage box (38), a positioning pulley (5), a guide plate (1), and support plates (2) arranged at both ends of the guide plate (1), wherein the support plates (2) have two, and a fixed plate (3) is symmetrically fixed on one side of one of the support plates (2), a first guide rod (8) is mutually connected between the two support plates (2), and the first guide rod (8) has two, a first throttle handle (12) and a second throttle handle (14) are arranged on the outer side of the guide plate (1), and the second throttle handle (14) is adjacent to the first throttle handle (12), and a guard plate (16) is fixed on the support plate (2), characterized in that it also includes: A positioning pin transmission part is connected to the fixing plate (3), is translationally connected to the outside of the first guide rod (8), and is connected to the first throttle handle (12) and the second throttle handle (14) to adjust the throttle transmission resistance; The positioning pin transmission part comprises an adjusting member and a pulling member, wherein the adjusting member is arranged on the fixing plate (3) and connected to the supporting plate (2), and the pulling member is arranged outside the adjusting member; The adjusting member comprises: a screw (17) passing through the fixed plate (3) and being rotatably connected; a push plate (20) sleeved on the outside of the screw (17) and threadedly connected to the screw (17); two resistance pulleys (23), the two resistance pulleys (23) being sleeved on the outside of the screw (17); a positioning pin (25) fixed on the inside of the fixed plate (3) and located above the resistance pulley (23), the push plate (20) extending to the outside of the positioning pin (25) and being clamped with the positioning pin (25); and two disc springs (21), the two disc springs (21) being arranged on the outside of the screw (17) and being located between the two resistance pulleys (23); An oil sensing portion, arranged on the guard plate (16) and connected to the positioning pin transmission portion; The oil sensing part comprises a circulation part and a visual sensing part, the circulation part is arranged on the guard plate (16), and the visual sensing part is arranged inside the circulation part and penetrates the circulation part to be connected with the adjustment part; The visual component comprises: A colored solution (40) is filled inside the storage box (38); There are two connecting plates (41), and the two connecting plates (41) are respectively fixed on the fixing seat (27) and the pushing seat (28); A first L-shaped plate (42) is fixed to a connecting plate (41) fixed to the push seat (28) and movably penetrates the guard plate (16) and extends to the inner side of the frame plate (32); A second L-plate (43) is fixed to the connecting plate (41) fixed to the fixing seat (27) and movably penetrates the guard plate (16) and extends to the inner side of the frame plate (32); A push-through component is arranged on the inner side of the storage box (38) and the frame plate (32); The push-through parts include: There are two springs (44), and the two springs (44) are fixed on the first L-plate (42) and the second L-plate (43); An inclined fixing plate (45) is fixed to one end of the spring (44) close to the inclined plate (34); A first magnet (46) is fixed on the inclined fixing plate (45); A rubber plug (47) is embedded in the inner side of the discharge end of the storage box (38); A second guide rod (48) is disposed on the inner side of the storage box (38) and is guide-connected to the rubber stopper (47); The second magnet (51) is connected to an end of the rubber stopper (47) away from the second guide rod (48), is located on the inclined plate (34), and repels the first magnet (46) due to magnetic anisotropy; The friction fastening part is arranged on the oil-sensing part and penetrates the guard plate (16) and extends to the positioning pin transmission part to improve the friction fastness; The friction part includes a storage member and a discharge member. The storage member is arranged through the circulation member and connected to the adjustment member. The discharge member is arranged through the storage member and extends above the adjustment member.

2. The simulated throttle device based on the positioning bayonet transmission mechanism according to claim 1 is characterized in that: The adjusting member comprises: A handle (19) is fixed to one end of the screw rod (17) and is located outside the fixing plate (3); A rubber ring (22) is mounted on the outside of the two disc springs (21) and is located between the two resistance pulleys (23); A limiting ring (24) is sleeved on the outside of the screw rod (17) and is located at a position of the screw rod (17) away from the handle (19); The retaining ring (31) is fixedly mounted on the outer side of the positioning pin (25) and is located at a position where the positioning pin (25) is away from the push plate (20).

3. The simulation throttle device based on the positioning bayonet transmission mechanism according to claim 2 is characterized in that: The pulling member comprises: There are two linear bearings (9), and the two linear bearings (9) are respectively and translationally sleeved on the outer sides of the two first guide rods (8); A sliding guide plate (11) fixed on the outside of one of the linear bearings (9) and located below the first guide rod (8); A fixed seat (27) is fixed to a side of the linear bearing (9) away from the first throttle handle (12); A push seat (28) is fixed on a side of the slide guide plate (11) away from the limit plate; The pulling component is arranged outside the resistance pulley (23) and the positioning pulley (5), and is connected to the fiberboard and the push seat (28).

4. The simulated throttle device based on the positioning bayonet transmission mechanism according to claim 3 is characterized in that: The pulling part comprises: There are two terminal heads (29), and the two terminal heads (29) respectively penetrate the limiting plate and the push seat (28) and are fixedly connected; A U-shaped wheel (7) disposed on a side of the fixed plate (3) and one of the support plates (2) that are away from each other; There are two steel wire ropes (30), and the two steel wire ropes (30) are wrapped around the outer sides of the resistance bearing, the U-shaped wheel (7) and the positioning pulley (5); Two ends of the two steel wire ropes (30) are respectively fixedly connected to two ends of the two connection heads (29).

5. The simulated throttle device based on the positioning bayonet transmission mechanism according to claim 4 is characterized in that: The circulating parts include: A frame plate (32) fixed on the guard plate (16); A transparent plate (33) is provided through one end and the top of the frame plate (32); An inclined plate (34) fixed on the inner side of the frame plate (32); The circulation part is arranged through the inclined plate (34) and the frame plate (32).

6. The simulated throttle device based on the positioning bayonet transmission mechanism according to claim 5, characterized in that: The circulating parts include: A connecting tube (35) passes through the inclined plate (34) and is fixedly connected thereto, and is in contact with the transparent plate (33); A connecting pipe (36), one end of which is connected to an end of the connecting tube (35) away from the transparent plate (33), and the other end of which passes through an end of the frame plate (32) away from the transparent plate (33); A micro pump (37) is fixed to an end of the frame plate (32) away from the transparent plate (33), and an input end is connected to the connecting pipe (36); A discharge pipe (39) fixed to the output end of the micro pump (37); The storage box (38) is arranged outside the discharge pipe (39) and penetrates through a side of the frame plate (32) away from the guard plate (16) to be fixedly connected.

7. The simulated throttle device based on the positioning bayonet transmission mechanism according to claim 6, characterized in that: The storage element comprises: An arc cover (53) passes through a side of the storage box (38) away from the guard plate (16) and is fixedly connected thereto; A rubber bag (54) is fixed to the inner side of the storage box (38), connected to the arc cover (53), and fixed to the outer side of the rubber plug (47); A partition plate (55) is fixed on the inner side of the rubber bag (54) and is fixedly connected to the second guide rod (48); A through hole (56) is formed through the interior of the partition (55); The air bag (63) is arranged to penetrate the interior of the arc cover (53).

8. The simulated throttle device based on the positioning bayonet transmission mechanism according to claim 7, characterized in that: The discharge member comprises: A second side plate (59) is fixed on the partition plate (55) and connected to the arc cover (53); An L tube (60) passes through the second side plate (59) and is fixedly connected to the arc cover (53); A rubber plate (62) is provided through a side of the L-tube (60) close to the partition (55) and is in contact with the inner wall of the L-tube (60); An electric rod (61) is fixed on the partition, and a telescopic end is fixedly connected to the rubber plate (62); A guide tube (66), one end of which is fixed to an end of the L-tube (60) away from the second side plate (59), and the other end of which passes through the guard plate (16) and extends to above the positioning pulley (5) and the resistance pulley (23); A herringbone tube (68) is fixed to the other end of the guide tube (66) and is located above the positioning pulley (5) and the resistance pulley (23); The switch (65) is fixed on one side of the fixing plate (3) and is located above the arc head block (18).

Citation Information

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