Skid loader

Abstract

The utility model relates to the technical field of engineering machinery, and discloses a skid loader which comprises a cab, an electric control module, a battery module and a frame. The battery module comprises a battery assembly and a bottom plate installed at the bottom of the battery assembly, and the battery assembly is used for driving a power system of the skid steer loader through the electric control module. A cab and an electric control module are arranged at the front end and the rear end of the frame in the length direction of the frame respectively, a mounting space with a lower opening is formed in the frame, located between the cab and the electric control module and used for containing a battery assembly, the lower opening allows the battery assembly to penetrate through, and the bottom plate is used for sealing and covering the lower opening. According to the skid steer loader, the battery assembly is arranged between the cab and the electric control module, the cab and the electric control module located at the front end and the rear end of the frame are balanced, and the gravity center of the whole skid steer loader is stable. And the battery assembly and the bottom plate are integrally connected and can be integrally disassembled and assembled through the lower opening, so that maintenance and replacement are facilitated.

Description

Technical Field

[0001] The utility model belongs to the technical field of engineering machinery, and in particular relates to a skid loader. Background Art

[0002] An electric skid loader is a small construction machine that uses the speed difference on both sides to achieve steering. It has the characteristics of small turning radius, easy operation, powerful functions, wide application range, etc., and can adapt to different working environment requirements by replacing different accessories in actual working conditions. In the prior art, the battery is usually set at the rear of the vehicle body, which easily leads to an unstable center of gravity of the whole vehicle. If a counterweight is added to the front of the vehicle body to maintain the balance of the whole vehicle, the weight of the whole vehicle will be overweight, and the energy consumed by the whole vehicle will be too much. Summary of the invention

[0003] The utility model aims to provide a skid loader, the battery of which is centrally arranged, so that the battery can be replaced conveniently and the center of gravity of the whole vehicle is stable.

[0004] In order to achieve the above object, the utility model provides a skid steer loader, the skid steer loader comprising:

[0005] Cab;

[0006] Electronic control module;

[0007] A battery module, including a battery assembly and a base plate mounted on the bottom of the battery assembly, the battery assembly being used to drive a power system of the skid loader through an electronic control module; and

[0008] The vehicle frame has a cab and an electronic control module respectively arranged at the front and rear ends of the vehicle frame in the vehicle length direction. An installation space with a lower opening is formed on the vehicle frame, and the installation space is located between the cab and the electronic control module. The installation space is used to accommodate a battery assembly, the lower opening is for the battery assembly to pass through, and the bottom plate is used to seal and cover the lower opening.

[0009] In an embodiment of the utility model, the battery assembly includes a main power battery and a first tray and a second tray arranged at intervals along the vehicle height direction of the frame, a plurality of support members are supported between the first tray and the second tray, and the first tray, the second tray and the plurality of support members are combined to form a protective space for accommodating the main power battery.

[0010] In an embodiment of the utility model, a plurality of shock absorbers extending along the vehicle height direction of the vehicle frame are also supported between the first supporting plate and the bottom plate, and the plurality of shock absorbers are arranged along the circumference of the first supporting plate.

[0011] In an embodiment of the utility model, the support member includes a plurality of reinforcing support members and a plurality of avoiding support members, and the plurality of avoiding support members are used to avoid electronic components;

[0012] In an embodiment of the utility model, a plurality of lifting ears are provided on the first supporting plate and the second supporting plate, and the plurality of lifting ears are used for hanging with the vehicle frame.

[0013] In an embodiment of the utility model, the power system also includes a front wheel axle and a rear wheel axle installed on the frame, the distance between the front center axis of the front wheel axle and the rear center axis of the rear wheel axle is L, there is a wheel center line between the front center axis and the rear center axis, the distance between the wheel center line and the rear center axis is L1, L1=L / 2, the distance between the center axis of the battery assembly and the wheel center line is L2, and the ratio range of L2 / L1 is 0.6~0.7.

[0014] In an embodiment of the utility model, the power system also includes a drive motor, and the skid loader also includes a motor mounting seat, the motor mounting seat includes a cylinder and a cover plate, an installation cavity for installing the drive motor is formed inside the cylinder, a cover plate is provided on the side of the cylinder away from the frame, an avoidance gap is opened on the cover plate, and the avoidance gap is used to avoid the drive motor.

[0015] In an embodiment of the utility model, a downward probing portion is provided at the bottom end of the cylinder, the downward probing portion protrudes downward relative to the bottom of the frame, and a water leakage gap for drainage is formed between the downward probing portion and the frame.

[0016] In an embodiment of the utility model, the skid steer loader includes an electric control module, a support platform is provided at the rear end of the frame, and a multi-layer storage space for accommodating the electric control module is formed on the support platform along the vehicle height direction of the frame.

[0017] In an embodiment of the utility model, the frame further comprises a first maintenance opening arranged corresponding to the support platform and a frame door with a locking pin, the frame door is used to open and close the first maintenance opening, and the locking pin is used to lock or unlock the frame door;

[0018] and / or,

[0019] A second maintenance opening is also provided at the bottom of the rear end of the frame, and the second maintenance opening is arranged corresponding to the supporting platform.

[0020] In an embodiment of the present utility model, a construction machine is provided, comprising the skid steer loader as described above.

[0021] Through the above technical solution, the skid steer loader provided by the embodiment of the utility model has the following beneficial effects:

[0022] The skid loader in the utility model includes a cab, an electric control module, a battery module and a frame. The battery module includes a battery assembly and a bottom plate arranged at the bottom of the battery assembly, and the battery assembly is used to drive the power system of the skid loader through the electric control module. The cab and the electric control module are arranged front and back along the vehicle length direction of the frame, and an installation space with a lower opening is formed on the frame. The installation space is located between the cab and the electric control module and is used to accommodate the battery assembly. The lower opening is for the battery assembly to pass through, and the bottom plate is used to seal and cover the lower opening. The skid loader in the utility model includes a cab and an electric control module are arranged front and back along the vehicle length direction of the frame, and an installation space with a lower opening is formed on the frame. The installation space is located between the cab and the electric control module and is used to accommodate the battery assembly. The battery assembly is placed between the cab and the electric control module to balance the cab and the electric control module located at the front and rear ends of the frame, so that the center of gravity of the skid loader is stable. The battery assembly is placed into the installation space through the lower opening, and the bottom plate is used to seal and cover the lower opening, and the battery assembly and the bottom plate are connected as one body. The battery assembly can be disassembled and assembled as a whole through the lower opening, which is convenient for maintenance and replacement of the battery module.

[0023] Other features and advantages of the embodiments of the present invention will be described in detail in the subsequent specific implementation section. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] The accompanying drawings are used to provide a further understanding of the embodiments of the present utility model and constitute a part of the specification. Together with the following specific embodiments, they are used to explain the embodiments of the present utility model, but do not constitute a limitation on the embodiments of the present utility model. For ordinary technicians in this field, other drawings can be obtained based on the structures shown in these drawings without creative work. In the drawings:

[0025] Figure 1 It is a structural schematic diagram of a skid loader according to the utility model from one viewing angle;

[0026] Figure 2 It is a bottom view structural schematic diagram of the skid loader according to the utility model;

[0027] Figure 3 It is a bottom view structural schematic diagram of the skid loader according to the utility model;

[0028] Figure 4 It is a structural schematic diagram of a skid loader according to the utility model without a battery module;

[0029] Figure 5 It is a structural schematic diagram of a skid loader according to the utility model;

[0030] Figure 6 It is a structural schematic diagram of the battery module according to the present invention from a perspective in which the main power battery is not installed;

[0031] Figure 7 It is a structural schematic diagram of the battery module according to the present invention from another perspective when the main power battery is not installed;

[0032] Figure 8 It is a structural schematic diagram of a battery module according to the utility model;

[0033] Fig. 9 It is a structural schematic diagram of a vehicle frame according to the utility model;

[0034] Fig.10 It is a structural schematic diagram of the motor mounting seat according to the utility model;

[0035] Fig.11 It is a structural schematic diagram of the skid loader according to the utility model from another perspective.

[0036] Description of Reference Numerals

[0037] 1 Cab 53 First maintenance port

[0038] 2 Power system 54 Frame door

[0039] 21 Front axle 55 Second maintenance access

[0040] 22 Rear axle 56 Radiator

[0041] 23 drive motor 57 left column

[0042] 3 Battery module 58 Right column

[0043] 31 Battery assembly 6 Motor mounting seat

[0044] 311 Main power battery 61 Cylinder

[0045] 312 Backup power battery 62 Installation cavity

[0046] 313 first support plate 63 cover plate

[0047] 314 Second support plate 64 Avoidance gap

[0048] 315 reinforcement support 65 rib plate

[0049] 316 Avoidance support 66 Leakage gap

[0050] 317 Lifting eye 7 Electronic control module

[0051] 318 Protective space 71 Travel motor controller

[0052] 319 heat dissipation vent 72 power management unit

[0053] 32 Base Plate 73 All-in-one Controller

[0054] 33 Shock absorber 74 Cooling water pump

[0055] 4 wheels 75 electric compressor

[0056] 5 Frame 76 Vehicle Controller

[0057] 51 Installation space 8 Battery

[0058] 52 Support platform DETAILED DESCRIPTION

[0059] The specific implementation of the present invention is described in detail below in conjunction with the accompanying drawings. It should be understood that the specific implementation described here is only used to illustrate and explain the present invention, and is not used to limit the present invention.

[0060] The skid steer loader according to the present invention will be described below with reference to the accompanying drawings.

[0061] like Figure 1 As shown, in an embodiment of the utility model, a skid loader is proposed, including a cab 1, an electric control module 7, a battery module 3 and a frame 5. The battery module 3 includes a battery assembly 31 and a bottom plate 32 installed at the bottom of the battery assembly 31. The battery assembly 31 is used to drive the power system 2 of the skid loader through the power system 2; the frame 5 is provided with a cab 1 and an electric control module 7 at both ends of the vehicle length direction of the frame 5, respectively. An installation space 51 with a lower opening is formed on the frame 5, and the installation space 51 is located between the cab 1 and the electric control module 7. The installation space 51 is used to accommodate the battery assembly 31, and the lower opening is for the battery assembly 31 to pass through. The bottom plate 32 is used to seal and cover the lower opening. It should be noted that the vehicle length direction is the front-to-back direction, the vehicle width direction is the left-right direction, and the vehicle height direction is the up-down direction.

[0062] like Figure 2 , Figure 4 and Figure 5As shown, the skid loader in the utility model includes a cab 1, an electric control module 7, a battery module 3 and a frame 5. The battery module 3 includes a battery assembly 31 and a bottom plate 32 arranged at the bottom of the battery assembly 31, and the battery assembly 31 is used to drive the power system 2 through the electric control module 7. The cab 1 and the electric control module 7 are arranged front and back along the vehicle length direction of the frame 5, and an installation space 51 with a lower opening is formed on the frame 5. The installation space 51 is located between the cab 1 and the electric control module 7 and is used to accommodate the battery assembly 31. The lower opening is for the battery assembly 31 to pass through, and the bottom plate 32 is used to seal and cover the lower opening. The skid loader of the utility model is provided with a cab 1 and an electric control module 7 arranged front and rear along the vehicle length direction of the frame 5, and an installation space 51 with a lower opening is formed on the frame 5. The installation space 51 is used to accommodate a battery assembly 31. The battery assembly 31 is arranged near the cab 1. The battery assembly 31 is placed between the cab 1 and the electric control module 7 to balance the cab 1 and the electric control module 7 at the front and rear ends of the frame 5, so that the center of gravity of the skid loader is stable. The battery assembly 31 is placed in the installation space 51 through the lower opening, and the bottom plate 32 is used to seal and cover the lower opening, and the battery assembly 31 and the bottom plate 32 are connected as a whole, so as to facilitate the rapid maintenance and replacement of the battery module.

[0063] like Figure 6 and Figure 7 As shown, in an embodiment of the utility model, the battery assembly 31 includes a main power battery 311 and a first support plate 313 and a second support plate 314 arranged at intervals along the vehicle height direction of the frame 5, and a plurality of support members are supported between the first support plate 313 and the second support plate 314. The first support plate 313, the second support plate 314 and the plurality of support members are combined to form a protective space 318 for accommodating the main power battery 311, which can effectively protect the main power battery 311.

[0064] like Figure 6 and Figure 7 As shown, in an embodiment of the utility model, a plurality of shock absorbers 33 extending along the vehicle height direction of the frame 5 are also supported between the first support plate 313 and the bottom plate 32. The plurality of shock absorbers 33 are arranged circumferentially along the first support plate 313, which can effectively reduce the impact of the impact force in the vehicle height direction on the main power battery 311. The plurality of shock absorbers 33 are arranged circumferentially along the first support plate 313, so that the connection between the first support plate 313 and the bottom plate 32 is stable.

[0065] In an embodiment of the present invention, a main power battery 311 is disposed in the protective space 318 . At this time, six shock absorbers 33 are disposed between the first support plate 313 and the bottom plate 32 to effectively provide buffer protection for the main power battery 311 .

[0066] like Figure 8As shown, in another embodiment of the utility model, a main power battery 311 is arranged in the protective space 318, and a backup power battery 312 is also arranged above the second support plate 314. The backup power battery 312 is arranged above the main power battery 311. At this time, eight shock absorbers 33 are arranged between the first support plate 313 and the bottom plate 32, which can effectively provide buffer protection for the main power battery 311 and the backup power battery 312. It should be noted that the main power battery 311 and the first support plate 313, and the backup power battery 312 and the second support plate 314 are all connected by bolts. Among them, by installing power batteries of different numbers and different capacities, different power battery capacities can be matched to meet the requirements of different skid loaders for power battery capacity.

[0067] like Figure 6 and Figure 7 As shown, preferably, a plurality of heat dissipation openings 319 are also provided on the first pallet 313 and the second pallet 314. The heat dissipation openings 319 may be square. The provision of the heat dissipation openings 319 is beneficial to the heat dissipation of the main power battery 311 and the backup power battery 312, and can effectively reduce the dead weight of the first pallet 313 and the second pallet 314, thereby reducing the weight of the entire skid loader.

[0068] like Figure 6 , Figure 7 and Figure 8 As shown, in the embodiment of the utility model, the support member includes a plurality of reinforcing support members 315 and a plurality of avoiding support members 316, and the plurality of avoiding support members 316 are used to avoid electronic components. The first support plate 313 and the second support plate 314 are both provided with a plurality of lifting ears 317, and the plurality of lifting ears 317 are used to be hung with the frame 5, which is conducive to improving the installation stability of the battery module 3. Among them, the frame 5 is equipped with a plurality of hooks arranged to cooperate with the lifting ears 317. After the battery assembly 31 enters the installation space 51, it is hung on the hook of the frame 5 through the lifting ears 317. At this time, the bottom plate 32 seals and covers the lower opening of the installation space 51, and then the bottom plate 32 is bolted to the frame 5.

[0069] like Figure 6 , Figure 7 and Figure 8 As shown, in the embodiment of the utility model, along the vehicle length direction, a reinforcing support member 315 is arranged at the front end of the first support plate 313, and two avoidance support members 316 are arranged at the rear end. Along the vehicle width direction, three reinforcing support members 315 are arranged at intervals on both sides of the first support plate 313. Among them, the cross section of the reinforcing support member 315 is square, with high support strength, and the cross section of the avoidance support member 316 is circular, with a small volume and convenient for avoiding electronic components. Preferably, the square support is set as a hollow structure to reduce its own weight.

[0070] like Figure 3As shown, in the embodiment of the utility model, the power system 2 also includes a front wheel axle 21 and a rear wheel axle 22 installed on the frame 5, the distance between the front center axis of the front wheel axle 21 and the rear center axis of the rear wheel axle 22 is L, there is a wheel centerline between the front center axis and the rear center axis, the distance between the wheel centerline and the rear center axis is L1, L1=L / 2, the distance between the center axis of the battery assembly 31 and the wheel centerline is L2, wherein the ratio range of L2 / L1 is 0.6-0.7. The setting of the position of the battery assembly 31 ensures that the center of gravity of the skid loader is distributed within a reasonable range, the center of gravity of the vehicle is stable, and there is no need to add counterweight to the front end of the skid loader.

[0071] like Figure 3 , Fig. 9 and Fig.10 As shown, in an embodiment of the utility model, the power system 2 further includes a drive motor 23, and the skid loader further includes a motor mounting seat 6, the motor mounting seat 6 includes a cylinder 61 and a cover plate 63, a mounting cavity 62 for mounting the drive motor 23 is formed inside the cylinder 61, a cover plate 63 is provided on the side of the cylinder 61 away from the frame 5, and an avoidance gap 64 is provided on the cover plate 63, and the avoidance gap 64 is used to avoid the drive motor 23. Along the vehicle width direction, two motor mounting seats 6 are symmetrically arranged on both sides of the frame 5, and the motor mounting seats 6 are arranged corresponding to the front wheel axle 21 and the rear wheel axle 22. Among them, the motor mounting seat 6 also includes a plurality of ribs 65, and the plurality of ribs 65 are circumferentially arranged on the side wall of the cylinder 61, and the plurality of ribs 65 are connected to the cylinder 61 and the frame 5, which can effectively enhance the stability of the connection and fixation of the cylinder 61 and the frame 5. Among them, wheels 4 are installed on both the front wheel axle 21 and the rear wheel axle 22.

[0072] like Fig.10 As shown, in the embodiment of the utility model, a downward probing portion is provided at the bottom end of the cylinder 61, and the downward probing portion protrudes downward relative to the bottom of the frame 5, and a water leakage gap 66 for drainage is formed between the downward probing portion and the frame 5. A gap, i.e., a water leakage gap 66, is formed between the bottom wall of the cylinder 61 and the frame 5, so that the accumulated water in the cylinder 61 can flow out from the water leakage gap 66, thereby preventing the accumulated water in the cylinder 61 from soaking and damaging the drive motor 23.

[0073] like Fig. 9 and Fig.11As shown, in the embodiment of the utility model, the skid loader includes an electric control module 7, a support platform 52 is provided at the rear end of the frame 5, and a multi-layer storage space for accommodating the electric control module 7 is formed on the support platform 5 along the vehicle height direction of the frame 5. The skid loader also includes a battery 8, and the electric control module 7 includes a travel motor controller 71, a power management unit 72, an all-in-one controller 73, and a vehicle controller 76 arranged in the storage space of the support platform 52, and the structure is compact. Among them, a cooling water pump 74 and an electric compressor 75 are also arranged in the storage space of the support platform 52. A left column 57 and a right column 58 are also arranged on the frame 5 behind the support platform 52, and a storage platform is arranged on both the left column 57 and the right column 58. The working motor and the controller and the working pump are arranged on the storage platform of the right column 58, and the battery 8 is arranged on the storage platform of the left column 57. Among them, the right column 58 is provided with an opening, the cavity inside the opening is provided with a charging installation device and a mounting plate for the working motor, the outer plate of the right column 58 is provided with a mounting hole for the working motor and a charging port, and the inner plate of the right column 58 is provided with a hydraulic pipeline through-hole.

[0074] The left column 57 is provided with a hydraulic oil tank, a valve block mounting seat, and a refueling port. The cavity formed by the left column 57 is provided with a kettle mounting rack and a battery mounting seat. The outer plate of the left column 57 is provided with an oil tank inspection port, a liquid level observation port, and a battery inspection port.

[0075] like Figure 4 and Fig.11 As shown, in the embodiment of the utility model, the frame 5 also includes a first maintenance port 53 and a frame door 54 with a lock pin, which are arranged corresponding to the support platform 52. The arrangement of the first maintenance port 53 facilitates the maintenance of the electronic control module 7, the cooling water pump 74 and the electric compressor 75. The frame door 54 is used to open and close the first maintenance port 53, and the lock pin is used to lock or unlock the frame door 54. A second maintenance port 55 is also provided at the bottom of the rear end of the frame 5. The second maintenance port 55 is arranged corresponding to the support platform 52. A maintenance plate for sealing and covering the second maintenance port 55 is also arranged on the frame 5. The maintenance plate is bolted to the frame 5, which facilitates the maintenance of the cooling water pump 74 and the electric compressor 75. Among them, a radiator 56 for heat dissipation is also arranged on the frame door 54.

[0076] In an embodiment of the utility model, a construction machine is provided, including the skid steer loader as described above. Since the construction machine adopts all embodiments of the skid steer loader, it also has all the beneficial effects brought by the skid steer loader, which will not be described in detail here.

[0077] In the description of the present invention, it should be understood that the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the features. In the description of the present invention, "plurality" means at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0078] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral one; it can be a mechanical connection, an electrical connection, or communication with each other; it can be a direct connection, or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0079] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine the different embodiments or examples described in this specification and the features of the different embodiments or examples, without contradiction.

[0080] Although the embodiments of the present invention have been shown and described above, it can be understood that the above embodiments are exemplary and cannot be understood as limitations of the present invention. Ordinary technicians in the field can change, modify, replace and modify the above embodiments within the scope of the present invention.

Claims

1. A skid steer loader, characterized in that: The skid steer loader comprises: Cab (1); Electronic control module (7); A battery module (3), comprising a battery assembly (31) and a base plate (32) mounted on the bottom of the battery assembly (31), wherein the battery assembly (31) is used to drive the power system (2) of the skid loader through the electric control module (7); and A vehicle frame (5), wherein the cab (1) and the electric control module (7) are respectively arranged at the front and rear ends of the vehicle frame (5) in the vehicle length direction, and an installation space (51) with a lower opening is formed on the vehicle frame (5), and the installation space (51) is located between the cab (1) and the electric control module (7), the installation space (51) is used to accommodate the battery assembly (31), the lower opening is for the battery assembly (31) to pass through, and the bottom plate (32) is used to seal and cover the lower opening.

2. The skid steer loader according to claim 1, characterized in that: The battery assembly (31) comprises a main power battery (311) and a first support plate (313) and a second support plate (314) arranged at intervals along the vehicle height direction of the frame (5); a plurality of support members are supported between the first support plate (313) and the second support plate (314); the first support plate (313), the second support plate (314) and the plurality of support members are combined to form a protective space (318) for accommodating the main power battery (311).

3. The skid steer loader according to claim 2, characterized in that: A plurality of shock absorbers (33) extending along the vehicle height direction of the vehicle frame (5) are also supported between the first support plate (313) and the bottom plate (32); the plurality of shock absorbers (33) are arranged along the circumference of the first support plate (313).

4. The skid steer loader according to claim 2, characterized in that: The support member comprises a plurality of reinforcing support members (315) and a plurality of avoiding support members (316), and the plurality of avoiding support members (316) are used for avoiding electronic components.

5. The skid steer loader according to claim 2, characterized in that: The first support plate (313) and the second support plate (314) are both provided with a plurality of lifting ears (317), and the plurality of lifting ears (317) are used for being hung with the vehicle frame (5).

6. The skid steer loader according to any one of claims 1 to 5, characterized in that: The power system (2) also includes a front wheel axle (21) and a rear wheel axle (22) mounted on the frame (5), the distance between the front center axis of the front wheel axle (21) and the rear center axis of the rear wheel axle (22) is L, there is a wheel center line between the front center axis and the rear center axis, the distance between the wheel center line and the rear center axis is L1, L1=L / 2, the distance between the center axis of the battery assembly (31) and the wheel center line is L2, wherein the ratio of L2 / L1 ranges from 0.6 to 0.

7.

7. The skid steer loader according to any one of claims 1 to 5, characterized in that: The power system (2) also includes a drive motor (23), and the skid loader also includes a motor mounting seat (6), the motor mounting seat (6) includes a cylinder (61) and a cover plate (63), a mounting cavity (62) for mounting the drive motor (23) is formed inside the cylinder (61), the cover plate (63) is provided on a side of the cylinder (61) away from the frame (5), and an avoidance notch (64) is provided on the cover plate (63), and the avoidance notch (64) is used to avoid the drive motor (23).

8. The skid steer loader according to claim 7, characterized in that: The bottom end of the cylinder (61) is provided with a downward probing portion, the downward probing portion protrudes downward relative to the bottom of the frame (5), and a water leakage gap (66) for drainage is formed between the downward probing portion and the frame (5).

9. The skid steer loader according to any one of claims 1 to 5, characterized in that: The skid steer loader comprises an electric control module (7), a support platform (52) is provided at the rear end of the vehicle frame (5), and the support platform (52) forms a multi-layer storage space for accommodating the electric control module (7) along the vehicle height direction of the vehicle frame (5).

10. The skid steer loader according to claim 9, characterized in that: The frame (5) further comprises a first maintenance opening (53) arranged corresponding to the support platform (52) and a frame door (54) with a locking pin, wherein the frame door (54) is used to open and close the first maintenance opening (53), and the locking pin is used to lock or unlock the frame door (54); and / or, The rear end bottom of the vehicle frame (5) is also provided with a second maintenance opening (55), and the second maintenance opening (55) is arranged corresponding to the support platform (52).

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