CN215946652U - Cab for electric forklift - Google Patents

Abstract

The invention discloses a cab for an electric forklift, which comprises a main body frame, wherein the main body frame comprises front legs, rear legs and connecting rods connected to the top ends of the front legs and the rear legs, a top assembly is arranged at the top end of the main body frame, the top assembly comprises main transverse rods fixedly arranged between a left connecting rod and a right connecting rod, a plurality of auxiliary longitudinal rods fixedly arranged between the two main transverse rods and top glass arranged on the auxiliary longitudinal rods, the top surface height of the auxiliary longitudinal rods is lower than that of the main transverse rods, sealing rings made of elastic materials are coated on the periphery of the top glass, and the sealing rings are tightly abutted against the inner walls of the left connecting rod, the right connecting rod and the main transverse rods. The main transverse rod and the auxiliary longitudinal rod are of a staggered structure, and the top glass is placed on the auxiliary longitudinal rod, so that the top of the cab can be sealed, and the head view of the cab is reserved; the buffer action of the sealing ring prevents the top glass from collision and breakage, so that the installation process of the bottom of the cab is simple, the cost is low, the reliability and the sealing performance of the cab are high, and the permeability of the top view is good.

Description

Cab for electric forklift

Technical Field

The invention relates to the technical field of electric forklifts, in particular to a cab for an electric forklift.

Background

In this era of rapid development of modern logistics storage, forklifts play a great role in this field. The forklift can be divided into an outdoor operation forklift and an indoor operation forklift according to the use scene. The outdoor operation forklift mainly uses an internal combustion forklift which does not need to consider much waterproofness, and the electric forklift generally mainly uses indoor operation due to the limitation of the waterproofness grades of electric elements, batteries, electric control and motors. However, with the deepening of the concept of environmental protection, the electric forklift replaces the internal combustion forklift to work, and the future development trend is towards. The problem of the sealing performance of the cab of the electric forklift becomes a first difficult problem of hindering outdoor operation of the electric forklift.

At present, the electric forklift cab mainly has an integral type and a patch type. The integral cab is installed by disassembling the whole vehicle overhead guard, and the scheme has the following defects: 1. the cost of replacement and installation for users is high; 2. the auxiliary replacement of equipment such as professional tools and traveling cranes is needed; 3. the replaced overhead guard is useless, and the material waste of the overhead guard is caused. The monolithic solution has been gradually phased out by the industry.

Paster formula driver's cabin adopts piece formula panel direct installation of punching on former overhead guard, keep out the wind before, keep out the wind and keep out the wind after and adopt the air bag laminating, though the mounting process of this scheme is simple, and is with low costs, but overhead guard structure if unreasonable and air bag leakproofness is relatively poor, can lead to taking driver's cabin fork truck to have the condition of leaking rain and leaking out in outdoor operations, and especially the permeability in driver's cabin top field of vision is poor, seriously influence the driver and take experience, also endanger electrical components's life.

Therefore, in order to reduce the process difficulty of production, processing and assembly of the cab and improve the reliability, the sealing performance and the permeability of a top view of the cab, the application provides the cab for the electric forklift.

Disclosure of Invention

In order to solve the technical problem existing in the background technology, the application provides a cab for an electric forklift.

The application provides a driver's cabin for electric fork-lift truck, including main body frame, main body frame includes foreleg, back leg and connects the connecting rod on foreleg and back leg top, foreleg, back leg and connecting rod all are equipped with about two, main body frame's top is equipped with the top assembly, the top assembly including set firmly about between the connecting rod main horizontal pole, set firmly a plurality of vice vertical poles between two main horizontal poles, the top surface height that vice vertical pole is less than main horizontal pole, just be provided with top glass on the vice vertical pole, the all side claddings of top glass have the sealing washer that elastic material made, the sealing washer all supports tightly with the inner wall of controlling connecting rod and main horizontal pole.

By adopting the technical scheme, the main transverse rod and the auxiliary longitudinal rod are of a staggered structure, and the top glass is placed on the auxiliary longitudinal rod so as to shield the top of the cab, so that the mounting process is simple and the cost is low; the arranged top glass keeps the head vision of the cab and well improves the vision permeability; the top glass seals the top of driver's cabin through the sealing washer, has improved the leakproofness that the top kept off the rain effectively, and simultaneously, the cushioning effect of sealing washer has prevented that top glass from because of expend with heat and contract with cold and controlling connecting rod and main horizontal pole collision breakage to this reliability and the leakproofness that improves the driver's cabin.

Preferably, the inner walls of the left connecting rod and the right connecting rod which are opposite are fixedly connected with a transverse pulling plate in a welding mode, and the auxiliary longitudinal rods on the two sides are fixedly welded on the top surface of the transverse pulling plate.

By adopting the technical scheme, during processing, the transverse pulling plate and the auxiliary longitudinal rod are fixed on the main body frame by full welding, and then the auxiliary longitudinal rod is welded on the transverse pulling plate, so that the transverse pulling plate supports the auxiliary longitudinal rod, and the stability of the top assembly is improved; and all parts do not need to be fully welded, good sealing performance can be ensured by matching the top glass, the sealing ring and the top of the main body frame, and the processing and assembling processes are further simplified.

Preferably, the length of the auxiliary vertical rod is 400-500 mm, and the distance between the top surface of the auxiliary vertical rod and the top surface of the main transverse rod is 5-10 mm.

By adopting the technical scheme, the distance between the top surface of the auxiliary longitudinal rod and the top surface of the main transverse rod is 5-10mm, so that top glass can be conveniently placed; the length of the auxiliary longitudinal rod is 400-500 mm, and the sufficient visual field of the head of the car roof is guaranteed.

Preferably, a front window assembly is arranged between the left front leg and the right front leg, the front window assembly comprises front window glass fixedly embedded between the left front leg and the right front leg and a supporting plate fixedly arranged at the bottom of the front window glass, and the supporting plate is fixedly arranged at the bottom of the left front leg and the bottom of the right front leg; the periphery of the front window glass is also coated with a sealing ring made of elastic materials, and the front window glass is tightly propped against the inner walls of the left front leg and the right front leg and the supporting plate through the sealing ring.

By adopting the technical scheme, the front window glass is fixedly arranged on the main body frame through the sealing ring and the supporting plate, the traditional structure that the glass is directly arranged on the iron sheet frame is replaced, the installation is convenient, and the sealing performance is good; and the sealing ring can well protect the front window glass, so that the stability of the front window assembly is further improved.

Preferably, a front cross beam is fixedly arranged between the top ends of the left and right front legs, an eave plate with two ends bent downwards is fixedly connected to the outer wall of the front cross beam, and the eave plate is positioned above the front window glass.

By adopting the technical scheme, the cornice plate guides rainwater on the roof, the condition of water accumulation above the front window glass is prevented, the possibility that water flows into a cab from the space between the top of the front window glass and the front cross beam is effectively reduced, and the sealing property of the front window assembly is improved.

Preferably, a rear window assembly is arranged between the left rear leg and the right rear leg, the rear window assembly comprises a rear window pressing plate hinged with the main body frame and rear window glass fixedly embedded in the rear window pressing plate, and the rear window pressing plate is connected with the main body frame through a gas spring.

By adopting the technical scheme, the rear window pressing plate is hinged with the main body frame through the air spring, and the rear window assembly can be opened by starting the air spring, so that the air convection between the cab and the outside is promoted, and ventilation is carried out; and the rear window assembly cannot be closed due to the bumping of the truck body under the supporting action of the gas spring, so that the ventilation effect of the forklift in the running process is ensured.

Preferably, an upper sealing plate is fixedly arranged at the upper part between the left rear leg and the right rear leg, a lower cross beam is fixedly arranged at the lower part between the left rear leg and the right rear leg, the top end of the rear window pressing plate is hinged with the upper sealing plate, and the bottom end of the rear window pressing plate is connected with the lower cross beam in an opening-closing mode through a lock catch assembly.

By adopting the technical scheme, when the rear window assembly is opened, the rear window pressing plate is pushed outwards to enable the top of the rear window pressing plate to rotate around the upper sealing plate, and at the moment, the lower part of the rear window assembly is opened for ventilation, so that rainwater is prevented from entering a cab; when the rear window assembly needs to be closed, the lock catch assembly is adjusted to be locked on the lower cross beam, and then the rear window assembly can be fixed.

Preferably, the periphery of the rear window pressing plate is wrapped with a sealing air bag, and the sealing air bag is tightly abutted to the left rear leg, the right rear leg, the upper sealing plate and the lower cross beam.

By adopting the technical scheme, when the rear window assembly is closed, the sealing air bag is tightly propped against the left rear leg, the right rear leg, the upper sealing plate and the lower cross beam, so that the sealing performance between the rear window assembly and the main body frame is ensured; and the buffer action of the sealing air bag has good protection effect on the rear window assembly, and the service life is prolonged.

Preferably, main body frame's side is equipped with the side door assembly, the side door assembly include with the die mould panel of back leg hinge, fixed the austral window, sliding sash and the printing opacity glass of slip setting in the austral window, sliding sash and the preceding leg open-close type of establishing on die mould panel upper portion, the die mould panel passes through the hasp assembly and is connected with the front leg open-close type, the week side of die mould panel also the cladding have with main body frame support tight sealed gasbag.

By adopting the technical scheme, the sliding window and the light-transmitting glass are arranged on the main body frame through the profiled panel, and the profiled panel enhances the strength of the side door assembly, simplifies the structure and is beneficial to improving the clean and integrated appearance of the cab; and the sealing air bag ensures the sealing performance when the side door assembly is closed.

Preferably, the inner walls of the left connecting rod and the right connecting rod which are opposite are provided with upper grooves which are positioned on the outer side of the top glass, the inner walls of the left front leg and the right front leg which are opposite are provided with front grooves which are positioned on the outer side of the front glass, the inner walls of the left rear leg and the right rear leg which are opposite are provided with rear grooves which are positioned on the outer side of a sealed air bag on a rear window assembly, the upper grooves are communicated with the front grooves and the rear grooves, and the lower ends of the bending parts of the cornice plates are communicated with the front grooves.

By adopting the technical scheme, rainwater falling on the top surface of the cab flows into the upper groove in rainy days, enters the front groove and the rear groove through the diversion of the upper groove, flows out of the cab downwards along the front groove and the rear groove under the action of gravity, and has a good water accumulation prevention effect.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the main transverse rod and the auxiliary longitudinal rod are of a staggered structure, and the top glass is placed on the auxiliary longitudinal rod to shield the top of the cab, so that the mounting process is simple and the cost is low; the arranged top glass keeps the head vision of the cab and well improves the vision permeability; the top glass seals the top of the cab through the sealing ring, so that the rain-shielding sealing performance of the top is effectively improved, and meanwhile, the buffering effect of the sealing ring prevents the top glass from colliding and breaking with the left and right connecting rods and the main cross rod due to expansion caused by heat and contraction caused by cold, so that the reliability and the sealing performance of the cab are improved;

2. the front window glass is fixedly arranged on the main body frame through the sealing ring and the supporting plate, the traditional structure that glass is directly arranged on the iron sheet frame is replaced, the installation is convenient, and the sealing performance is good; the sealing ring can well protect the front window glass, so that the stability of the front window assembly is further improved;

3. according to the air ventilation device, the rear window pressing plate is hinged with the main body frame through the air spring, and the rear window assembly can be opened by starting the air spring, so that air convection between a cab and the outside is promoted, and ventilation is performed; and the rear window assembly cannot be closed due to the bumping of the truck body under the supporting action of the gas spring, so that the ventilation effect of the forklift in the running process is ensured.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a schematic structural diagram of a main body frame in an embodiment of the present application.

Fig. 3 is a view from direction a in fig. 2.

Fig. 4 is a bottom view of the body frame in the embodiment of the present application.

Fig. 5 is a plan view of a state where the installation of the embodiment of the present application is completed.

Fig. 6 is a schematic structural diagram of a front window assembly according to an embodiment of the present application.

Fig. 7 is a partially enlarged view of B in fig. 6.

Fig. 8 is a front view of the installation completed state of the embodiment of the present application.

Fig. 9 is a right side view of the installation completed state of the embodiment of the present application.

Fig. 10 is a rear view of the installation completed state of the embodiment of the present application.

FIG. 11 is a schematic structural diagram of a side door assembly in an embodiment of the present application.

Fig. 12 is a partial enlarged view of C in fig. 2.

Description of reference numerals: 1. a main body frame;

11. a front leg; 111. a front cross member; 112. a cornice plate; 113. a front groove;

12. a connecting rod; 121. an upper groove;

13. a rear leg; 131. a rear cross member; 132. an upper sealing plate; 133. a lower cross beam; 134. a rear groove;

2. a top assembly; 21. a main cross bar; 22. a flat plate; 23. an auxiliary longitudinal bar; 24. transversely pulling the plate; 25. a top glass;

3. a front window assembly; 31. a front window glass; 32. a support plate;

4. a rear window assembly; 41. a rear window platen; 42. a rear hinge assembly; 43. a rear lock assembly; 44. a gas spring; 45. a rear window glass;

5. a side door assembly; 51. profiling a panel; 52. a side hinge assembly; 53. a side latch assembly; 54. sliding windows; 55. a light-transmitting glass;

6. a seal ring;

7. the air bag is sealed.

Detailed Description

The present application is described in further detail below with reference to figures 1-12.

The embodiment of the application discloses cab for electric fork-lift truck. Referring to fig. 1, the cab for the electric forklift includes a main body frame 1, a roof assembly 2, a front window assembly 3, a rear window assembly 4, and a side door assembly 5.

Referring to fig. 1 and 3, the main body frame 1 includes a front leg 11, a connecting rod 12 and a rear leg 13 which are connected in sequence and integrally formed, the front leg 11 is disposed obliquely, and the bottom of the front leg 11 extends in a direction away from the rear leg 13. The front legs 11, the connecting rods 12 and the rear legs 13 are respectively provided with a left front beam 111 and a right front beam 13 which are parallel to each other, a front cross beam 111 is fixedly arranged between the top ends of the left front leg 11 and the right front leg 11, a rear cross beam 131 is fixedly arranged between the top ends of the left rear leg 13 and the right rear leg 13, and the left connecting rods 12, the front cross beam 111 and the rear cross beam 131 form a top end face of a rectangular frame shape together in an enclosing mode.

Referring to fig. 1 and 2, the roof assembly 2 includes a main cross bar 21, a flat plate 22, an auxiliary vertical bar 23, a cross-pull plate 24, and a roof glass 25. The main cross bar 21 and the auxiliary vertical bars 23 are both made of rectangular steel pipes, and the length direction of the main cross bar 21 is consistent with that of the front cross beam 111. As shown in fig. 4, two main cross bars 21 are provided, one main cross bar 21 is welded to the inner wall of the front cross beam 111, and two ends of the other main cross bar 21 are welded to the inner side walls of the middle portions of the left and right connecting rods 12. The panel 22 covers the rear half of the roof and is welded to the top surfaces of the left and right tie bars 12, the middle main rail 21, and the rear cross member 131.

Referring to fig. 2, the length direction of the auxiliary vertical bar 23 is the same as the length direction of the connecting bar 12, and the auxiliary vertical bar 23 is disposed between the two main horizontal bars 21, and the top height of the auxiliary vertical bar is lower than the top height of the main horizontal bars 21, so as to form a staggered structure of the main horizontal bars 21 and the auxiliary vertical bar 23. The length of the auxiliary vertical rod 23 is 440mm, and the distance between the top surface of the auxiliary vertical rod and the top surface of the main transverse rod 21 is 7 mm. The number of the auxiliary vertical rods 23 is multiple, the plurality of auxiliary vertical rods 23 are uniformly arranged along the length direction of the main transverse rod 21, and seven auxiliary vertical rods 23 are adopted in the embodiment. Referring to fig. 4, the length direction of the tie bars 12 is the same as the length direction of the tie bars 24, two tie bars 24 are provided, the two tie bars 24 are welded and fixed to the inner walls of the left and right tie bars 12, and the auxiliary vertical bars 23 located at both sides are welded and fixed to the top surfaces of the tie bars 24.

Referring to fig. 1, the top glass 25 has a rectangular shape, and is provided on the top surface of the sub-vertical bar 23. The periphery of the top glass 25 is wrapped with a sealing ring 6, the sealing ring 6 is made of elastic material, such as black glue and rubber, and the inner wall of the sealing ring is attached and fixed with the periphery of the top glass 25. As shown in fig. 5, during installation, the top glass 25 is placed on the auxiliary vertical rod 23, so that the outer wall of the sealing ring 6 is attached to and abutted against the inner walls of the left and right connecting rods 12 and the inner wall of the main transverse rod 21, the top of the cab is sealed, the top glass 25 is arranged to keep the head view of the cab, and the top glass 25 is prevented from being broken due to collision by the buffering effect of the sealing ring 6. The mounting process of the top of the cab is simple, the cost is low, the reliability and the sealing performance of the cab are high, and the permeability of the top view is good.

Referring to fig. 1 and 6, the front window assembly 3 is disposed between the left and right front legs 11, and the front window assembly 3 includes a front window glass 31 and a support plate 32. The windshield 31 has a rectangular shape, and its plate surface is parallel to the longitudinal direction of the front leg 11. The peripheral side wall of the windshield 31 is also covered with a seal ring 6, the seal ring 6 is made of elastic material, such as black glue and rubber, and the inner wall of the seal ring 6 is attached and fixed with the peripheral side wall of the top glass 25. As shown in fig. 7, the support plate 32 has an L-shaped cross section, and the longitudinal direction thereof coincides with the longitudinal direction of the front cross member 111. The support plate 32 is fixedly provided at the bottom of the front window glass 31 and is fixedly mounted at the bottom of the left and right front legs 11 by bolts.

Referring to fig. 1, the overhang pattern 112 has a longitudinal direction that coincides with the longitudinal direction of the front cross member 111, and is welded and fixed to the outer wall of the front cross member 111 and positioned above the windshield 31. The two ends of the cornice plate 112 are bent downwards, and the corner position of the top of the front window glass 31 is correspondingly provided with an inclined plane. As shown in fig. 8, during installation, the front window glass 31 is placed between the left and right front legs 11, so that the outer walls of the sealing rings 6 are attached to and abutted against the inner walls of the left and right front legs 11 and the inner top surface of the cornice plate 112, and then the supporting plate 32 is fixedly installed on the left and right front legs 11, so that the traditional glass-installed structure on an iron sheet frame is replaced, and the installation is convenient and the sealing performance is good; and the sealing ring 6 forms good protection for the front window glass 31, and the stability of the front window assembly 3 is further improved.

Referring to fig. 1 and 9, the rear window assembly 4 is disposed between the left and right rear legs 13, and the rear window assembly 4 includes a rear window pressing plate 41, a rear hinge assembly 42, a rear latch assembly 43, a gas spring 44, and a rear window glass 45. Referring to fig. 10, an upper sealing plate 132 is welded and fixed to the rear cross member 131, a lower cross member 133 is welded and fixed to lower portions of the left and right rear legs 13, a top portion of the rear window pressure plate 41 is hinged to an outer wall of the upper sealing plate 132 through a rear hinge assembly 42, and a bottom portion thereof is locked and connected to the lower cross member 133 in an opening and closing manner through a rear locking assembly 43. One end of the gas spring 44 is mounted on the inner wall of the upper portion of the rear window pressure plate 41, and the other end is mounted on the upper closing plate 132. The rear hinge assembly 42, the rear latch assembly 43 and the gas spring 44 are all conventional.

Referring to fig. 1, the rear window glass 45 is fixedly embedded in the rear window pressing plate 41, when the automobile rear window is used, the lock catch assembly is opened, the air spring 44 is started, the rear window pressing plate 41 and the rear window glass 45 are spread by the air spring 44, and at the moment, the lower part of the rear window assembly 4 is opened, so that ventilation and air exchange can be carried out on a cab; and the supporting function of the gas spring 44 ensures that the rear window assembly 4 is not closed due to the bumping of the truck body, thereby ensuring the ventilation effect in the running process of the forklift. When the rear window assembly 4 needs to be closed, the locking assembly is adjusted to be locked on the lower cross beam 133, so that the rear window assembly 4 can be fixed.

Referring to fig. 1, the rear window pressure plate 41 is wrapped with a seal bag 7 on its circumferential side, and the inner wall of the seal bag 7 is attached and fixed to the circumferential side wall of the rear window pressure plate 41. When the rear window assembly 4 is closed, the sealing air bag 7 is tightly abutted against the left and right rear legs 13, the upper sealing plate 132 and the lower cross beam 133, so that the sealing performance between the rear window assembly 4 and the main body frame 1 is ensured; and the buffer action of the sealing air bag 7 has good protection effect on the rear window assembly 4, and the service life is prolonged.

Referring to fig. 1, two side door assemblies 5 are provided, respectively, on the left and right sides of the main body frame 1. As shown in fig. 11, the side door assembly 5 includes a profiled panel 51, a side hinge assembly 52, a side locking assembly 53, a sliding window 54, and a transparent glass 55. The profiled panel 51 is hinged to the rear leg 13 at one side by a side hinge assembly 52 and is openably connected to the front leg 11 at the other side by a side latch assembly 53. The profiled panel 51 is also covered with a sealing bag 7 on the peripheral side, and the inner wall of the sealing bag 7 is attached and fixed to the peripheral side wall of the profiled panel 51. The side hinge assembly 52 and the side latch assembly 53 are conventional devices. When the lock catch assembly is used, the profiled panel 51 can be pushed open by opening the lock catch assembly, so that a driver can conveniently get in and out of a cab; when the side door assembly 5 is closed, the sealing air bag 7 is tightly propped against the front leg 11, the connecting rod 12 and the rear leg 13, so that the sealing performance of the side door assembly 5 when the side door assembly is closed is ensured.

Referring to fig. 11, a sliding window 54 is fixedly embedded in the upper portion of the profiled panel 51, two pieces of transparent glass 55 are slidably disposed in the sliding window 54, and two pieces of transparent glass 55 are disposed. When the side door assembly 5 is closed, the inside of the cab can be ventilated by pushing and pulling one of the transparent glasses 55. Austral window, sliding sash 54 and printing opacity glass 55 install on main body frame 1 through die mould panel 51, and die mould panel 51 makes the intensity of side door assembly 5 can strengthen, the structure can simplify, is favorable to promoting the clean and tidy integration of outward appearance of driver's cabin.

Referring to fig. 12, the inner walls of the left and right connecting rods 12 opposite to each other are provided with upper grooves 121, and the upper grooves 121 are located outside the top glass 25. The front grooves 113 are formed on the inner walls of the left and right front legs 11, and the front grooves 113 are located outside the windshield glass 31. Referring to fig. 3, the inner walls of the left and right rear legs 13 are formed with rear grooves 134, the rear grooves 134 are located outside the rear window assembly 4 of the airbag 7, the front groove 113, the upper groove 121 and the rear grooves 134 are sequentially communicated, and the lower end of the bending portion of the cornice plate 112 is communicated with the front groove 113. In rainy days, rainwater falling on the top surface of the cab flows into the upper groove 121 and is guided into the front groove 113 and the rear groove 134 through the upper groove 121; meanwhile, rainwater above the front window glass 31 is guided by the cornice plate 112 to enter the front groove 113, and the rainwater entering the front groove 113 and the rear groove 134 flows out of the cab downwards under the action of gravity, so that a good water accumulation prevention effect is achieved.

The implementation principle of the application is as follows: during installation, the top glass 25 is placed on the auxiliary longitudinal rod 23, so that the outer wall of the sealing ring 6 is attached to and tightly abutted against the inner walls of the left and right connecting rods 12 and the inner wall of the main transverse rod 21, the top of the cab is sealed, the arranged top glass 25 keeps the head view of the cab, and the top glass 25 is prevented from being collided and broken by the buffering action of the sealing ring 6; the front window glass 31 is arranged between the left front leg and the right front leg 11, so that the outer wall of the sealing ring 6 is attached and abutted to the inner walls of the left front leg and the right front leg 11 and the inner top surface of the cornice plate 112, and then the supporting plate 32 is fixedly arranged on the left front leg and the right front leg 11 to replace the traditional structure that glass is arranged on an iron sheet frame, so that the installation is convenient and the sealing performance is good. The cab is simple in mounting process and low in cost, reliability and sealing performance of the cab are high, and permeability of a top view field is good.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims (10)

1. The utility model provides an electric fork-lift uses driver's cabin, includes main body frame (1), main body frame (1) includes preceding leg (11), back leg (13) and connects connecting rod (12) on preceding leg (11) and back leg (13) top, two its characterized in that about preceding leg (11), back leg (13) and connecting rod (12) all are equipped with: the top of main body frame (1) is equipped with top assembly (2), top assembly (2) including set firmly main horizontal pole (21) between connecting rod (12) about, set firmly a plurality of vice vertical poles (23) between two main horizontal poles (21), the top surface height that highly is less than main horizontal pole (21) of vice vertical pole (23), just be provided with top glass (25) on vice vertical pole (23), top glass (25) week side cladding has sealing washer (6) that elastic material made, sealing washer (6) all support tightly with the inner wall of controlling connecting rod (12) and main horizontal pole (21).

2. The cab for an electric forklift according to claim 1, wherein: the inner walls opposite to the left connecting rod and the right connecting rod (12) are fixedly connected with a transverse pulling plate (24) in a welded mode, and the auxiliary longitudinal rods (23) on the two sides are fixedly welded on the top surface of the transverse pulling plate (24).

3. The cab for an electric forklift according to claim 1, wherein: the length of the auxiliary vertical rod (23) is 400-500 mm, and the distance between the top surface of the auxiliary vertical rod (23) and the top surface of the main transverse rod (21) is 5-10 mm.

4. The cab for an electric forklift according to claim 1, wherein: a front window assembly (3) is arranged between the left front leg and the right front leg (11), the front window assembly (3) comprises a front window glass (31) fixedly embedded between the left front leg and the right front leg (11) and a support plate (32) fixedly arranged at the bottom of the front window glass (31), and the support plate (32) is fixedly arranged at the bottom of the left front leg and the right front leg (11); the periphery of the front window glass (31) is also coated with a sealing ring (6) made of elastic material, and the front window glass (31) is tightly propped against the inner walls of the left front leg (11), the right front leg (11) and the supporting plate (32) through the sealing ring (6).

5. The cab for an electric forklift according to claim 4, wherein: a front cross beam (111) is fixedly arranged between the top ends of the left front leg and the right front leg (11), a cornice plate (112) with two ends bent downwards is fixedly connected to the outer wall of the front cross beam (111), and the cornice plate (112) is positioned above the front window glass (31).

6. The cab for an electric forklift according to claim 5, wherein: be provided with rear window assembly (4) between left and right back leg (13), rear window assembly (4) include with main body frame (1) articulated rear window clamp plate (41) and fixed establish rear window glass (45) in rear window clamp plate (41), rear window clamp plate (41) are connected through air spring (44) with main body frame (1).

7. The cab for an electric forklift according to claim 6, wherein: an upper sealing plate (132) is fixedly arranged at the upper part between the left rear leg and the right rear leg (13), a lower cross beam (133) is fixedly arranged at the lower part, the top end of the rear window pressing plate (41) is hinged with the upper sealing plate (132), and the bottom end of the rear window pressing plate is connected with the lower cross beam (133) in an opening-closing mode through a lock catch assembly.

8. The cab for an electric forklift according to claim 7, wherein: the periphery of rear window clamp plate (41) has cladding sealing air bag (7), sealing air bag (7) all support tightly with left and right back leg (13), upper sealing plate (132), bottom end rail (133).

9. The cab for an electric forklift according to claim 1, wherein: the side of main body frame (1) is equipped with side door assembly (5), side door assembly (5) include with rear leg (13) articulated die mould panel (51), fixed inlay establish at austral window, sliding sash (54) on die mould panel (51) upper portion and slide the printing opacity glass (55) that set up in austral window, sliding sash (54), die mould panel (51) are connected through hasp assembly and preceding leg (11) open-close type, the week side of die mould panel (51) also the cladding have with main body frame (1) support tight sealed gasbag (7).

10. The cab for an electric forklift according to claim 8, wherein: the novel flying cornice comprises a left connecting rod (12), a right connecting rod (12), a left connecting rod, a right connecting rod, a left rear leg (13), a right rear leg (11), a left front leg (7), a right rear leg (13), a left sealing air bag (7), a right sealing air bag (113), an upper groove (121) and a lower groove (113), wherein the upper groove (121) is formed in the outer side of top glass (25) on the inner wall opposite to the left connecting rod and the right connecting rod (12), the front groove (113) is formed in the inner wall opposite to the left rear leg and the right rear leg (13), the rear groove (134) is formed in the outer side of a sealing air bag (7) on a rear window assembly (4), the upper groove (121) is communicated with the front groove (113) and the rear groove (134), and the lower end of the bending portion of a flying cornice plate (112) is communicated with the front groove (113).

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