Flameout pull rod mechanism and tractor

Abstract

The flameout pull rod mechanism comprises a pull rod, a first pull rod fixing assembly and a second pull rod fixing assembly, the pull rod is composed of a first pull rod body and a second pull rod body, and one end of the first pull rod body is connected with one end of the second pull rod body through a pull rod connecting sleeve; the first pull rod fixing assembly is used for fixing the other end of the first pull rod, and the second pull rod fixing assembly is used for fixing the other end of the second pull rod. The flameout pull rod mechanism has the advantages of being simple in structure and reasonable in design, and mainly solves the problems that an existing pull wire is frequently broken, rusted and deformed, precision is reduced in the using process, and avoiding of other mechanisms is difficult.

Description

TECHNICAL FIELD

[0001] The utility model relates to tractor technical field, concretely relates to a kind of flameout pull rod mechanism and tractor. BACKGROUND

[0002] Traditional flameout pull wire and engine connection place's steel wire are all bare and exposed in air, and air oxidation is prone to occur outside the pull wire, and the internal steel wire often appears the risk of breakage and rusting.Traditional flameout pull wire will deform under high-strength work, resulting in reduced control accuracy, increased idle stroke and reduced flameout experience;At the same time, the bending radius of the traditional pull wire is too large, and it is difficult to arrange. To solve the above problems, a kind of flameout pull rod mechanism is designed. SUMMARY

[0003] The utility model provides a kind of flameout pull rod mechanism and tractor, to solve the problems in prior art.

[0004] The technical scheme for solving the above technical problems of the utility model is as follows:

[0005] A kind of flameout pull rod mechanism, including pull rod, pull rod fixed assembly one and pull rod fixed assembly two, the pull rod is composed of pull rod one and pull rod two, and the one end of the pull rod one is connected with the one end of the pull rod two by pull rod connecting sleeve;The other end of the pull rod one is fixed by the pull rod fixed assembly one, and the other end of the pull rod two is fixed by the pull rod fixed assembly two.

[0006] The utility model has the advantages that: in use, (1) flameout process: when the tractor needs to be extinguished, the pull rod moves forward and backward under the action of pull rod fixed assembly one and pull rod fixed assembly two, and the flameout is completed;(2) reset process: after the flameout is completed, the pull rod is reset.

[0007] The utility model has the advantages of simple structure and reasonable design, mainly provides a kind of flameout pull rod mechanism, solves the problems of frequent breakage and rusting, deformation of existing pull wire, reduced accuracy in use, difficulty in avoiding other mechanisms, etc.

[0008] On the basis of the above technical scheme, the utility model can also be improved as follows.

[0009] Further, the pull rod fixed assembly one includes a flameout pull rod support and a connecting sleeve, the flameout pull rod support is fixedly arranged, and a lower bayonet is arranged on the upper side thereof;The connecting sleeve is slidably connected to the lower bayonet, and one end of the connecting sleeve is connected to the other end of the pull rod one.

[0010] The above-mentioned further scheme has the advantages of simple structure and reasonable design, and the connecting sleeve is assembled with the flameout pull rod support to connect the entire pull rod, so as to pull the entire pull rod.

[0011] Further, the pull rod fixing assembly one further comprises a terminal pull rod, one end of the terminal pull rod is connected with the other end of the connecting sleeve.

[0012] The beneficial effect of the above further scheme is that the structure is simple and reasonable in design, the terminal pull rod is used to pull the connecting sleeve, and the operation is simple and convenient, saving time and effort.

[0013] Further, the pull rod fixing assembly one further comprises a limiting plate, the limiting plate is vertically arranged on one side of the flameout pull rod support, and an upper clamping hole in communication with the lower clamping hole is arranged on the lower side of the limiting plate; the connecting sleeve is slidably clamped in the upper clamping hole.

[0014] The beneficial effect of the above further scheme is that the structure is simple and reasonable in design, the limiting plate is used to limit the pull rod, and the stability of the pull rod is further ensured.

[0015] Further, two long slot holes are arranged on the limiting plate at intervals, the upper clamping hole is located between the two long slot holes, and two fixing bolts are respectively penetrated into the two long slot holes, and the two fixing bolts are respectively fixedly connected with the flameout pull rod support.

[0016] The beneficial effect of the above further scheme is that the structure is simple and reasonable in design, the two fixing bolts are used to realize the assembly of the limiting plate; at the same time, the tightness of the limiting is adjusted through the two long slot holes, and the best hand feeling of the pull rod is conveniently adjusted.

[0017] Further, the pull rod fixing assembly two comprises a pull rod support, an elastic fixing frame and a connecting piece, the pull rod support is vertically fixedly arranged, the elastic fixing frame is detachably mounted on the upper end of the pull rod support, the pull rod two is penetrated into the area formed between the elastic fixing frame and the pull rod support, and the connecting piece is mounted on the other end of the pull rod two and used to connect the other end of the pull rod two with the engine body.

[0018] The beneficial effect of the above further scheme is that the structure is simple and reasonable in design, the pull rod support is used to realize the fixation of each component, and the elasticity of the elastic fixing frame is used to ensure that the pull rod can move within a certain area.

[0019] Further, the middle part of the elastic fixing frame is in an arc-shaped structure, and the two ends of the elastic fixing frame are respectively detachably connected with the upper end of the pull rod support through connecting bolts.

[0020] The beneficial effect of the above further scheme is that the structure is simple, the shape of the elastic fixing frame is reasonable in design, and the height of the pull rod fixation is adjusted through the two connecting bolts.

[0021] Further, the connecting piece comprises a throttle pin shaft and a flameout plate, the throttle pin shaft is sleeved on the other end of the second pull rod, one end of the flameout plate is rotatably connected with the throttle pin shaft through a split pin, and the other end of the flameout plate is used for connecting a throttle.

[0022] The beneficial effect of the further scheme is simple structure and reasonable design, and the detachable connection between the second pull rod and the flameout plate is realized by the throttle pin shaft and the split pin, and assembly is convenient.

[0023] Further, the two ends of the pull rod connecting sleeve are respectively threaded on the one end of the first pull rod and the one end of the second pull rod.

[0024] The beneficial effect of the further scheme is simple structure and reasonable design, and the detachable connection between the second pull rod and the flameout plate is realized by the throttle pin shaft and the split pin, and assembly is convenient.

[0025] The utility model also relates to a tractor which comprises the flameout pull rod mechanism.

[0026] The beneficial effect of the further scheme is that the utility model also provides a tractor which is simple in structure and reasonable in design, mainly provides a flameout pull rod mechanism, and solves the problems of frequent fracture, rust and deformation of the existing pull rod, reduced precision in use, and difficulty in avoiding other mechanisms. BRIEF DESCRIPTION OF DRAWINGS

[0027] Figure 1 It is an assembly diagram of the utility model;

[0028] Figure 2 It is a front view of the utility model;

[0029] Figure 3 It is a partial assembly diagram of the utility model;

[0030] Figure 4 It is a structure schematic view of the first pull rod fixing assembly in the utility model;

[0031] Figure 5 It is a structure schematic view of the second pull rod fixing assembly in the utility model.

[0032] In the drawings, the components represented by each reference numeral are listed as follows:

[0033] 1, pull rod fixed assembly one;101, connecting sleeve;102, terminal pull rod;103, fixed bolt;104, limit plate;105, flameout pull rod support;2, pull rod fixed assembly two;201, elastic fixing frame;202, throttle pin;203, gasket;204, cotter pin;205, pull rod support;206, nut;207, flameout plate;208, engine body;3, pull rod;301, pull rod connecting sleeve;302, pull rod one;303, pull rod two;4, front wall;5, mounting plate. DETAILED DESCRIPTION

[0034] It should be noted that the embodiments in the present application and the features in the embodiments can be combined with each other without conflict.

[0035] In the description of the present application, it should be understood that the orientation or positional relationship indicated by the terms 'center', 'longitudinal', 'transverse', 'upper', 'lower', 'front','rear', 'left', 'right','vertical', 'horizontal', 'top', 'bottom', 'inner', 'outer' and the like is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. In addition, the terms 'first','second' and the like are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features limited by 'first','second' and the like can explicitly or implicitly include one or more of the features. In the description of the present application, unless otherwise specified, the meaning of 'a plurality of' is two or more.

[0036] In the description of the present application, it should be noted that, unless otherwise specified and limited, the terms'mounting', 'connection', 'connection' should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected;It can be mechanically connected, or it can be electrically connected;It can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be the communication between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0037] The present application will be described in detail below with reference to the drawings and in combination with the embodiments.

[0038] Embodiment 1

[0039] As Figures 1 to 5As shown, the embodiment provides a fire pull rod mechanism, which comprises a pull rod 3, a pull rod fixing assembly one 1 and a pull rod fixing assembly two 2. The pull rod 3 is composed of a pull rod one 302 and a pull rod two 303, and the pull rod one 302 is connected with the pull rod two 303 through a pull rod connecting sleeve 301. The pull rod fixing assembly one 1 is used for fixing the other end of the pull rod one 302, and the pull rod fixing assembly two 2 is used for fixing the other end of the pull rod two 303.

[0040] In use, (1) fire extinguishing process: when the tractor needs to be extinguished, the pull rod moves forward and backward under the action of the pull rod fixing assembly one 1 and the pull rod fixing assembly two 2, and the fire extinguishing is completed; (2) reset process: after the fire extinguishing is completed, the pull rod is reset.

[0041] Preferably, in the embodiment, the pull rod one 302 and the pull rod two 303 are respectively in the shape of a bent rod structure, which is reasonably designed and is convenient for avoiding other components to facilitate quick assembly.

[0042] Preferably, the embodiment further comprises a front wall plate 4 and a mounting plate 5. The front wall plate 4 is fixedly installed on the tractor body, and the mounting plate 5 is fixedly installed on the front wall plate 4.

[0043] In addition, the pull rod fixing assembly one 1 is installed on the mounting plate 5, and the pull rod fixing assembly two 2 is installed on the engine body 208.

[0044] Preferably, in the embodiment, the front wall plate 4 and the mounting plate 5 are tractor body fixing components, which will not displace and deform due to stress.

[0045] In addition, the engine body 208 is an engine fixing component, which will not displace and deform due to stress.

[0046] The embodiment has simple structure and reasonable design, mainly provides a fire pull rod mechanism, and solves the problems of frequent breakage, rust and deformation of the existing pull rod, reduced precision in use, and difficulty in avoiding other mechanisms.

[0047] Embodiment 2

[0048] On the basis of embodiment 1, in the embodiment, the pull rod fixing assembly one 1 comprises a fire pull rod support 105 and a connecting sleeve 101. The fire pull rod support 105 is fixedly arranged and is provided with a lower bayonet on the upper side. The connecting sleeve 101 is slidably connected in the lower bayonet, and one end of the connecting sleeve 101 is connected with the other end of the pull rod one 302.

[0049] The scheme has simple structure and reasonable design. The fire pull rod support 105 is used for assembling the connecting sleeve 101, so that the connecting sleeve 101 connects the entire pull rod, thereby pulling the entire pull rod.

[0050] Preferably, in the embodiment, the cross section of the flameout pull rod support 105 is L-shaped structure, which is fixedly installed on the mounting plate 5.

[0051] In addition, the flameout pull rod support 105 is an integral bent sheet metal part, and the combined surfaces after bending are all horizontal or vertical; at the same time, the flameout pull rod support 105 is connected with the mounting plate 5 in a full welding manner, so as to ensure sufficient supporting strength.

[0052] Preferably, in the embodiment, the lower notch is preferably a long strip-shaped notch.

[0053] Embodiment 3

[0054] On the basis of the embodiment 2, in the embodiment, the pull rod fixing assembly 1 further comprises a terminal pull rod 102, one end of the terminal pull rod 102 is connected with the other end of the connecting sleeve 101.

[0055] The scheme has simple structure and reasonable design, the terminal pull rod 102 is used to pull the connecting sleeve 101, and the operation is simple and convenient, time and labor are saved.

[0056] Preferably, in the embodiment, the terminal pull rod 102 has a structure that one end is thin and the other end is thick, and the cross section is T-shaped.

[0057] Preferably, in the embodiment, the two ends of the connecting sleeve 101 are provided with internal threads, and one end of the terminal pull rod 102 and the other end of the pull rod 302 are respectively provided with threaded sections which are threadedly matched with the internal threads of the two ends of the connecting sleeve 101, and the two ends of the connecting sleeve 101 are respectively threadedly connected with one end of the terminal pull rod 102 and the other end of the pull rod 302.

[0058] Embodiment 4

[0059] On the basis of the embodiment 2 or the embodiment 3, in the embodiment, the pull rod fixing assembly 1 further comprises a limiting plate 104, the limiting plate 104 is vertically arranged on one side of the flameout pull rod support 105, and the lower side of the limiting plate 104 is provided with an upper notch which is communicated with the lower notch; the connecting sleeve 101 is slidably clamped in the upper notch.

[0060] The scheme has simple structure and reasonable design, the limiting plate 104 is used to limit the pull rod, and the stability of the pull rod is further ensured.

[0061] Preferably, in the embodiment, the limiting plate 104 is preferably a rectangular plate.

[0062] In addition, the upper notch is preferably a long strip-shaped notch.

[0063] Embodiment 5

[0064] In this embodiment, two long holes are arranged on the limiting plate 104, and the upper clamping hole is located between the two long holes; two fixing bolts 103 are respectively penetrated into the two long holes, and the two fixing bolts 103 are respectively fixedly connected with the flameout pull rod support 105.

[0065] The scheme has simple structure and reasonable design, the two fixing bolts 103 can be used to assemble the limiting plate 104, and the tightness of the limiting can be adjusted through the two long holes, so that the best pull rod feeling can be conveniently adjusted.

[0066] Preferably, in this embodiment, the flameout pull rod support 105 is provided with threaded holes matched with the two fixing bolts 103.

[0067] Embodiment 6

[0068] In this embodiment, the pull rod fixing assembly two 2 comprises a pull rod support 205, an elastic fixing frame 201 and a connecting piece, the pull rod support 205 is vertically fixedly arranged, the elastic fixing frame 201 is detachably arranged at the upper end of the pull rod support 205, the pull rod two 303 is penetrated into the region formed between the elastic fixing frame 201 and the pull rod support 205, and the connecting piece is arranged at the other end of the pull rod two 303 and used to connect the other end of the pull rod two 303 with the engine body 208.

[0069] The scheme has simple structure and reasonable design, the pull rod support 205 is used to fix various components, and the elasticity of the elastic fixing frame 201 is used to ensure that the pull rod can move in a certain region.

[0070] Preferably, in this embodiment, the pull rod support 205 is fixed on the engine body 208 through a bolt.

[0071] In addition, the upper end of the pull rod support 205 is provided with a horizontal section, and the elastic fixing frame 201 is arranged on the horizontal section.

[0072] Embodiment 7

[0073] In this embodiment, the middle part of the elastic fixing frame 201 is in an arc-shaped structure, and the two ends thereof are respectively detachably connected with the upper end of the pull rod support 205 through connecting bolts.

[0074] The scheme has simple structure, the shape of the elastic fixing frame 201 is reasonable, and the height of the pull rod fixing can be adjusted through the two connecting bolts.

[0075] Preferably, in this embodiment, the two sides of the upper end horizontal section of the pull rod support 205 are respectively provided with through holes matched with the two connecting bolts.

[0076] In addition, the two through holes can be hole bodies with smooth hole walls or can be threaded holes.

[0077] Embodiment 8

[0078] In any one of Embodiments 6 to 7, the connecting member comprises a throttle pin shaft 202 and a flameout plate 207, the throttle pin shaft 202 is sleeved on the other end of the second pull rod 303, one end of the flameout plate 207 is rotationally connected with the throttle pin shaft 202 through a split pin 204, and the other end of the flameout plate 207 is used for connecting a throttle.

[0079] This scheme has simple structure and reasonable design, and the detachable connection between the second pull rod 303 and the flameout plate 207 is realized by using the throttle pin shaft 202 and the split pin 204, so that the assembly is convenient.

[0080] Preferably, in this embodiment, the elastic fixing frame 201 has strong ductility, so that the flameout plate 207 reaches the highest point, and when the flameout plate 207 resumes operation, the elastic fixing frame 201 also restores the initial limiting state.

[0081] Preferably, in this embodiment, the throttle pin shaft 202 is provided with a through channel, the second pull rod 303 penetrates through the through channel, and the throttle pin shaft 202 can rotate around the second pull rod 303.

[0082] In addition, the throttle pin shaft 202 has a structure of thick at one end and thin at the other end, and the through channel is located at the thick end of the throttle pin shaft 202; the thin end of the throttle pin shaft 202 is provided with a jack, and the split pin 204 is inserted into the jack.

[0083] Furthermore, the thin end of the throttle pin shaft 202 is sleeved with a gasket 203, and the gasket 203 is located between the split pin 204 and the thick end of the throttle pin shaft 202.

[0084] Preferably, in this embodiment, the second pull rod 303 is provided with threaded segments corresponding to the two ends of the throttle pin shaft 202, respectively, and the two threaded segments are respectively threadedly sleeved with nuts 206.

[0085] Preferably, in this embodiment, the flameout plate 207 preferably has a long strip-shaped plate structure.

[0086] Embodiment 9

[0087] In any one of Embodiments 6 to 7, the connecting member comprises a throttle pin shaft 202 and a flameout plate 207, the throttle pin shaft 202 is sleeved on the other end of the second pull rod 303, one end of the flameout plate 207 is rotationally connected with the throttle pin shaft 202 through a split pin 204, and the other end of the flameout plate 207 is used for connecting a throttle.

[0088] This scheme has simple structure and reasonable design, and the detachable connection between the second pull rod 303 and the flameout plate 207 is realized by using the throttle pin shaft 202 and the split pin 204, so that the assembly is convenient.

[0080] Preferably, in this embodiment, the elastic fixing frame 201 has strong ductility, so that the flameout plate 207 reaches the highest point, and when the flameout plate 207 resumes operation, the elastic fixing frame 201 also restores the initial limiting state.

[0081] Preferably, in this embodiment, the throttle pin shaft 202 is provided with a through channel, the second pull rod 303 penetrates through the through channel, and the throttle pin shaft 202 can rotate around the second pull rod 303.

[0082] In addition, the throttle pin shaft 202 has a structure of thick at one end and thin at the other end, and the through channel is located at the thick end of the throttle pin shaft 202; the thin end of the throttle pin shaft 202 is provided with a jack, and the split pin 204 is inserted into the jack.

[0083] Furthermore, the thin end of the throttle pin shaft 202 is sleeved with a gasket 203, and the gasket 203 is located between the split pin 204 and the thick end of the throttle pin shaft 202.

[0084] Preferably, in this embodiment, the second pull rod 303 is provided with threaded segments corresponding to the two ends of the throttle pin shaft 202, respectively, and the two threaded segments are respectively threadedly sleeved with nuts 206.

[0085] Preferably, in this embodiment, the flameout plate 207 preferably has a long strip-shaped plate structure.

[0086] Embodiment 9

[0087] In any one of Embodiments 6 to 7, the connecting member comprises a throttle pin shaft 202 and a flameout plate 207, the throttle pin shaft 202 is sleeved on the other end of the second pull rod 303, one end of the flameout plate 207 is rotationally connected with the throttle pin shaft 202 through a split pin 204, and the other end of the flameout plate 207 is used for connecting a throttle.

[0089] In addition, the two ends of the pull rod connecting sleeve 301 are threadedly sleeved at one end of the pull rod one 302 and one end of the pull rod two 303 respectively, and the thread directions on the inner walls of the two ends of the pull rod connecting sleeve 301 are opposite.

[0090] Embodiment 10

[0091] On the basis of the above-mentioned embodiments, the embodiment further provides a tractor, which comprises the flameout pull rod mechanism as described above.

[0092] The embodiment further provides a tractor, which is simple in structure and reasonable in design, mainly provides a flameout pull rod mechanism, and solves the problems of frequent fracture, corrosion and deformation of the existing pull wire, reduced accuracy in use, difficulty in avoiding other mechanisms and the like.

[0093] The working principle of the utility model is as follows:

[0094] (1) Flameout process: when the tractor needs to be extinguished, the terminal pull rod 102 is manually pulled, under the action of the pull rod fixing assembly one 1 and the pull rod fixing assembly two 2, the pull rod moves forward and backward, drives the flameout plate 207 to move, and the flameout is completed.

[0095] In addition, the four-point limiting of the limiting plate 104, the long hole of the front wall plate 4, the elastic fixing frame 201 and the throttle pin shaft 202 position effectively limits the left and right, front and back and up and down, and greatly improves the stability of the entire flameout pull rod mechanism.

[0096] (2) Reset process: after the flameout is completed, under the action of the reset spring of the flameout plate 207, the pull rod 3 starts to reset, and at this time the two side nuts of the throttle pin shaft 202 drive the pull rod to complete the reset action.

[0097] The advantages of the utility model are as follows:

[0098] 1. The four-point limiting mode effectively limits the left and right, front and back and up and down of the flameout pull rod, and greatly improves the stability and accuracy of the entire flameout pull rod mechanism.

[0099] 2. Due to the limited space inside the engine, installation is difficult, the pull rod is installed in sections, the two sections of pull rods are connected through the flameout pull rod connecting sleeve, the internal thread directions are opposite, and direct installation is achieved, greatly improving the convenience of assembly.

[0100] 3. The limiting plate and the flameout pull rod support in the pull rod fixing assembly one are limited to the pull rod through the half-open groove, and the adjustment range in the up and down directions is greatly improved.

[0101] 4. The throttle pin can be adjusted forward and backward through the bolts on both sides, which is convenient for positioning the connection of the flameout plate, and the nuts on both sides can ensure the fastening strength and improve the control accuracy.

[0102] 5. The flameout rod has high strength and durability, and is not prone to the risks of wear, oxidation, aging, rust and breakage. The flameout rod can reduce the problem of inaccurate control caused by wear and aging of the wire, and has high control accuracy.

[0103] 6. The round steel connecting rod in the mechanism can adapt well to different layout requirements, and can adapt to different installation angles and distances by adjusting the length and position of the connecting rod.

[0104] It should be noted that all electronic components involved in the present invention adopt existing technologies, and the above components are electrically connected to the controller, and the control circuits between the controller and the components are existing technologies.

[0105] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the present invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, the embodiments should be considered in all respects as illustrative and non-restrictive, and the scope of the present invention is defined by the appended claims, not the foregoing description, and all variations within the meaning and range of equivalents of the claims are intended to be encompassed within the present invention. Any reference sign in a claim should not be construed as limiting the claim to which it relates.

[0106] In addition, it should be understood that although this specification is described in terms of implementation methods, not every implementation method contains only one independent technical solution. This narrative method of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment can also be appropriately combined to form other implementation methods that can be understood by those skilled in the art.

[0107] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A flameout pull rod mechanism characterized by: The pull rod (3) is composed of a pull rod one (302) and a pull rod two (303), and one end of the pull rod one (302) and one end of the pull rod two (303) are connected through a pull rod connecting sleeve (301); the pull rod fixing assembly one (1) is used for fixing the other end of the pull rod one (302), and the pull rod fixing assembly two (2) is used for fixing the other end of the pull rod two (303).

2. The flameout rod mechanism of claim 1, wherein: The pull rod fixing assembly one (1) includes an extinguishing pull rod support (105) and a connecting sleeve (101), the extinguishing pull rod support (105) is fixedly arranged, and the upper side thereof is provided with a lower bayonet; the connecting sleeve (101) is slidably clamped in the lower bayonet, and one end thereof is connected with the other end of the pull rod one (302).

3. The flameout rod mechanism of claim 2, wherein: The pull rod fixing assembly one (1) further includes a terminal pull rod (102), one end of the terminal pull rod (102) is connected with the other end of the connecting sleeve (101).

4. Flameout rod mechanism according to claim 2 or 3, characterized in that: The pull rod fixing assembly one (1) further includes a limiting plate (104), the limiting plate (104) is vertically arranged on one side of the extinguishing pull rod support (105), and the lower side thereof is provided with an upper bayonet which is in communication with the lower bayonet; the connecting sleeve (101) is slidably clamped in the upper bayonet.

5. The flameout rod mechanism of claim 4, wherein: Two long holes are arranged on the limiting plate (104) in intervals, and the upper bayonet is located between the two long holes; two fixing bolts (103) are respectively penetrated through the two long holes, and the two fixing bolts (103) are respectively fixedly connected with the extinguishing pull rod support (105).

6. The flameout rod mechanism according to any one of claims 1 to 3, characterized in that: The pull rod fixing assembly two (2) includes a pull rod support (205), an elastic fixing frame (201) and a connecting piece, the pull rod support (205) is vertically fixedly arranged; the elastic fixing frame (201) is detachably mounted on the upper end of the pull rod support (205), the pull rod two (303) is penetrated through the region formed between the elastic fixing frame (201) and the pull rod support (205); the connecting piece is mounted on the other end of the pull rod two (303) and is used for connecting the other end of the pull rod two (303) with an engine body (208).

7. The flameout rod mechanism of claim 6, wherein: The middle part of the elastic fixing frame (201) is in an arc structure, and the two ends thereof are respectively detachably connected with the upper end of the pull rod support (205) through connecting bolts.

8. The flameout rod mechanism of claim 6, wherein: The connecting piece includes a throttle pin shaft (202) and an extinguishing plate (207), the throttle pin shaft (202) is sleeved on the other end of the pull rod two (303); one end of the extinguishing plate (207) is rotationally connected with the throttle pin shaft (202) through a split pin (204), and the other end of the extinguishing plate (207) is used for connecting a throttle.

9. The flameout rod mechanism according to any one of claims 1 to 3, characterized in that: The two ends of the pull rod connecting sleeve (301) are respectively threadedly sleeved on one end of the pull rod one (302) and one end of the pull rod two (303).

10. A tractor characterised in that: The extinguishing pull rod mechanism includes the extinguishing pull rod mechanism as claimed in any one of claims 1-9. The extinguishing pull rod mechanism includes the extinguishing pull rod mechanism as claimed in any one of claims 1-9.

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