CN114872521B

CN114872521B - Special dustproof ventilation window of sanitation car

Info

Publication number: CN114872521B
Application number: CN202210796663.3A
Authority: CN
Inventors: 苏本院
Original assignee: Fengxian Yuanbo Electric Vehicle Co ltd
Current assignee: Fengxian Yuanbo Electric Vehicle Co ltd
Priority date: 2022-07-08
Filing date: 2022-07-08
Publication date: 2022-09-20
Anticipated expiration: 2042-07-08
Also published as: CN114872521A

Abstract

The invention discloses a dustproof ventilation window special for a sanitation vehicle, which relates to the technical field of sanitation vehicle equipment and comprises a window outer frame, wherein two opposite side surfaces of the window outer frame are respectively provided with an outer end opening and an inner end opening, a glass device is movably arranged in the window outer frame, the outer end opening and the inner end opening are respectively provided with a dustproof curtain device and a ventilation adjusting curtain device, the glass device is positioned between the dustproof curtain device and the ventilation adjusting curtain device, the glass device comprises window glass and a rotating shaft device, the window glass is movably arranged in the window outer frame through the rotating shaft device, the dustproof curtain device comprises a plurality of folding rods arranged on the left side wall and the right side wall of the outer end opening, and one end of each folding rod, which is far away from the outer end opening, is provided with a dustproof curtain. The invention has the advantages that the air exchange and dust prevention in the sanitation truck can be adjusted according to the requirement so as to achieve different effects, and the like.

Description

Special dustproof ventilation window of sanitation car

Technical Field

The invention relates to the technical field of sanitation vehicle equipment, in particular to a dustproof ventilating window special for a sanitation vehicle.

Background

The windows of the existing sanitation vehicle are generally in a left-right push-pull type, wherein one window glass is fixed, and the other window glass is arranged in the slide rail in a left-right sliding manner. When the interior of the automobile needs to be ventilated, the window glass is opened by sliding to different widths to achieve the ventilation effect, and the window with the structure also does not have a window screening structure, so that the dustproof effect cannot be achieved in window opening ventilation; simultaneously because this window glass can only the horizontal slip, also be unsuitable in the rainy day to take a breath, make the rainwater enter into the car through the window glass who opens easily.

Disclosure of Invention

Aiming at the technical defects, the invention aims to provide the special dustproof ventilating window for the sanitation vehicle, which can ventilate and adjust the interior of the sanitation vehicle according to the requirements so as to achieve different effects.

In order to solve the technical problems, the invention provides a dustproof ventilation window special for a sanitation vehicle, which comprises a window outer frame, wherein two opposite side surfaces of the window outer frame are respectively provided with an outer end opening and an inner end opening, a glass device is movably arranged in the window outer frame, the outer end opening and the inner end opening are respectively provided with a dustproof curtain device and a ventilation adjusting curtain device, the glass device is positioned between the dustproof curtain device and the ventilation adjusting curtain device, the glass device comprises window glass and a rotating shaft device, the window glass is movably arranged in the window outer frame through the rotating shaft device, the dustproof curtain device comprises a plurality of folding rods arranged on the left side wall and the right side wall of the outer end opening, one end of each folding rod, which is far away from the outer end opening, is provided with a dustproof curtain, the ventilation adjusting curtain device comprises a first curtain roll with a spring and a second curtain roll with a volute spring, which are respectively arranged on the upper side wall and the lower side wall of the inner end opening, a curtain is arranged between the first curtain roll with the spiral spring and the second curtain roll with the spiral spring, the position of the curtain corresponding to the inner end opening corresponds, and two ends of the curtain are respectively wound outside the first curtain roll with the spiral spring and the second curtain roll with the spiral spring.

Preferably, the rotating shaft device comprises a rectangular frame plate sleeved outside the window glass, the upper end and the lower end of the rectangular frame plate are respectively provided with a shaft body, the inner wall of the window frame is also movably provided with a plurality of arc-shaped clamping groove seats which are in one-to-one correspondence with the two ends of the shaft bodies, the two ends of the shaft bodies are respectively movably clamped in the arc-shaped clamping groove seats at the corresponding positions, the side walls at the left end and the right end of the rectangular frame plate are respectively provided with a connecting rod chute, a connecting rod is movably arranged between the connecting rod chutes, the two ends of the connecting rod are respectively arranged in the corresponding connecting rod chutes in a sliding manner, the two ends of the connecting rod are also respectively in threaded connection with a fastening bolt, the fastening bolt movably penetrates through the connecting rod chutes, a sucking disc shaft is fixedly arranged at the middle position of the connecting rod in a penetrating manner, a sucking disc is fixedly arranged at one end of the sucking disc shaft close to the window glass, the sucking disc is adsorbed on the window glass, and a handheld disc is fixedly arranged at the other end of the sucking disc shaft far away from the window glass, be convenient for through the handheld dish of operation, go into the axis body card on the upper end of rectangle frame board or the lower extreme simultaneously and back to the arc draw-in groove seat that suits, be convenient for overturn and open the different states of formation to window glass, be convenient for ventilate as required.

Preferably, still be provided with a plurality of and folding rod one-to-one on the wall of outer end opening left and right sides and accomodate the groove, and the folding rod activity sets up in the corresponding inslot of accomodating respectively, the folding rod includes the main regulation pole, the main regulation pole rotates through main pivot and sets up the bottom of accomodating the inslot, the outside slip cap of one end that the main pivot was kept away from to the main regulation pole is equipped with the main regulation seat, it has the vice regulation pole to articulate on the lateral wall of main regulation seat, the one end that the main regulation seat was kept away from to the vice regulation pole articulates on the dust curtain, it has locking bolt still to screw thread through connection on the main regulation seat, and locking bolt is inconsistent with the main regulation pole, be convenient for when not using the folding rod, can accomodate the folding rod to accomodating the inslot, be favorable to the rain-proof cloth can shelter from the window frame.

Preferably, the dustproof curtain comprises an upper frame body and a lower frame body, wherein the upper frame body and the lower frame body are both U-shaped, the U-shaped openings of the upper frame body and the lower frame body are opposite, two ends of the U-shaped openings of the upper frame body and the lower frame body are respectively and fixedly connected through a connecting rod, a rectangular frame structure is formed between the upper frame body and the lower frame body, one end, far away from the main adjusting seat, of the auxiliary adjusting rod is hinged to the connecting rod in the corresponding position, and rain shielding cloth is further arranged in the rectangular frame structure formed between the upper frame body and the lower frame body and between the two connecting rods, so that the overall weight of the dustproof curtain is favorably reduced, and the convenience of the dustproof curtain in opening or closing is improved.

Preferably, the window frame is further provided with an upper frame body groove capable of accommodating the upper frame body and a lower frame body groove capable of accommodating the lower frame body, the upper frame body and the lower frame body are movably clamped in the upper frame body groove and the lower frame body groove respectively, the upper frame body and the lower frame body are convenient to accommodate into the upper frame body groove and the lower frame body groove respectively, the sealing performance between the dustproof curtain and the window frame is improved, and the dustproof curtain is favorably used for shielding the window frame.

Preferably, the curtain comprises a plurality of curtain fabrics connected end to end in sequence, the length of each curtain fabric is the same, the mesh number of each curtain fabric is different, the length of each curtain fabric is greater than the distance between the first curtain roll with the spiral spring and the second curtain roll with the spiral spring, the curtain fabrics can be conveniently rolled by rotating the first curtain roll with the spiral spring or the second curtain roll with the spiral spring, the curtain fabrics with different mesh numbers at different positions on the curtain fabrics are positioned between the first curtain roll with the spiral spring and the second curtain roll with the spiral spring, and different dustproof effects are achieved.

Preferably, the peripheral wall of rectangle framed panel is provided with the sealing strip the same with window frame shape, and when rectangle framed panel was located the window frame, the sealing strip was inconsistent with the interior perisporium of window frame, was favorable to improving whole leakproofness.

Preferably, the dustproof curtain is made of inner and outer layer composite cloth, the inner layer is a shading cloth layer, the outer layer is a rainproof shading cloth layer, and the inner layer is one surface close to the outer frame of the window, so that the dustproof effect can be improved.

The invention has the beneficial effects that: the dustproof curtain device and the ventilation adjusting curtain device are respectively arranged on the two opposite sides of the glass device, so that the glass device, the dustproof curtain device or the ventilation adjusting curtain device can be independently opened or closed according to needs, and two or three of the glass device, the dustproof curtain device and the ventilation adjusting curtain device can be used in a combined mode at the same time, so that different dustproof and ventilation effects are achieved in a vehicle; the curtain cloth is rolled by the first curtain roll with the spiral spring or the second curtain roll with the spiral spring, and the dustproof curtains with different meshes can be selected according to the requirement, so that different dustproof effects can be achieved; still can block into the axis body on the upper end of rectangle frame plate or the lower extreme to the arc draw-in groove seat that suits in, be convenient for overturn and open the different states of formation to window glass, be convenient for ventilate as required.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is an exploded schematic view of a structure of a dustproof ventilation window dedicated for a sanitation vehicle according to an embodiment of the present invention.

Fig. 2 is an enlarged schematic view of a structure in fig. 1.

Fig. 3 is a schematic structural view of a glass device of a dustproof ventilation window for a sanitation vehicle according to an embodiment of the present invention.

Fig. 4 is an enlarged schematic view of the structure at B in fig. 3.

Fig. 5 is a schematic structural view of a window outer frame of a dustproof ventilation window for a sanitation vehicle according to an embodiment of the present invention.

Fig. 6 is a schematic structural view of a dustproof curtain device of a dustproof ventilation window dedicated for a sanitation vehicle according to an embodiment of the present invention.

Fig. 7 is a schematic structural view of a ventilation adjusting curtain device of a dustproof ventilation window dedicated for a sanitation vehicle according to an embodiment of the present invention.

Fig. 8 is a schematic view of a curtain structure of a dustproof ventilation window dedicated for a sanitation vehicle according to an embodiment of the present invention.

Description of reference numerals: 1. a window outer frame; 11. the outer end is open; 12. the inner end is open; 2. a glass unit; 21. a window glass; 22. a rotating shaft device; 221. a rectangular frame plate; 222. a shaft body; 2221. an arc-shaped clamping groove seat; 223. a connecting rod chute; 224. a connecting rod; 2241. fastening a bolt; 225. a chuck shaft; 226. a suction cup; 227. a hand-held disc; 3. a dust curtain device; 31. a folding bar; 311. a main adjustment lever; 3111. a main rotating shaft; 312. a main adjustment seat; 313. an auxiliary adjusting rod; 314. locking the bolt; 32. a dust curtain; 321. an upper frame body; 3211. an upper frame groove; 322. a lower frame body; 3221. a lower frame groove; 323. a connecting rod; 324. a rain cloth; 33. a receiving groove; 4. a ventilation adjusting curtain device; 41. a first curtain roll with a spiral spring; 42. a second curtain roll with a spiral spring; 43. (ii) a curtain; 431. a curtain cloth.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

The first embodiment is as follows: as shown in fig. 1 to 8, the present invention provides a dust-proof ventilating window for sanitation vehicle, comprising a window frame 1, wherein two opposite side surfaces of the window frame 1 are respectively provided with an outer end opening 11 and an inner end opening 12, a glass device 2 is movably arranged in the window frame 1, a dust-proof curtain device 3 and a ventilating adjusting curtain device 4 are respectively arranged in the outer end opening 11 and the inner end opening 12, the glass device 2 is positioned between the dust-proof curtain device 3 and the ventilating adjusting curtain device 4, the glass device 2 comprises a window glass 21 and a rotating shaft device 22, the window glass 21 is movably arranged in the window frame 1 through the rotating shaft device 22, the dust-proof curtain device 3 comprises a plurality of folding rods 31 arranged on the left and right side walls of the outer end opening 11, one end of the folding rod 31 far away from the outer end opening 11 is provided with a dust-proof curtain 32, the ventilating adjusting curtain device 4 comprises a first curtain roll 41 with a spring and a second curtain roll 42 with a scroll spring, which are respectively arranged on the upper and lower side walls of the inner end opening 12, a curtain 43 is arranged between the first curtain roll 41 with the scroll spring and the second curtain roll 42 with the scroll spring, the curtain 43 corresponds to the position of the inner end opening 12, and two ends of the curtain 43 are respectively wound outside the first curtain roll 41 with the scroll spring and the second curtain roll 42 with the scroll spring; the rotating shaft device 22 comprises a rectangular frame plate 221 sleeved outside the window glass 21, the upper and lower ends of the rectangular frame plate 221 are respectively provided with a shaft body 222, the inner wall of the window frame 1 is also movably provided with a plurality of arc-shaped slot seats 2221 corresponding to the two ends of the shaft body 222 one by one, the two ends of the shaft body 222 are respectively movably clamped in the arc-shaped slot seats 2221 at the corresponding positions, the side walls of the left and right ends of the rectangular frame plate 221 are respectively provided with a connecting rod chute 223, a connecting rod 224 is movably arranged between the connecting rod chutes 223, the two ends of the connecting rod 224 are respectively arranged in the corresponding connecting rod chutes 223 in a sliding manner, the two ends of the connecting rod 224 are respectively connected with a fastening bolt 2241 in a threaded manner, the fastening bolt 2241 movably penetrates through the connecting rod chute 223, a sucking disc shaft 225 is fixedly arranged at the middle position of the connecting rod 224 in a penetrating manner, a sucking disc 226 is fixedly arranged at one end of the sucking disc shaft 225 close to the window glass 21, and the sucking disc 226 is adsorbed on the window glass 21, the other end of the chuck shaft 225 away from the window glass 21 is fixedly provided with a hand-held disk 227.

The window outer frame 1 is arranged on a sanitation vehicle body, an inner end opening 12 on the window outer frame 1 faces the direction in the sanitation vehicle body (an outer end opening 11 faces the direction outside the sanitation vehicle body), when ventilation is needed, the dustproof curtain device 3 can be opened firstly, the dustproof curtain 32 is pushed to the direction far away from the outer end opening 11, and at the moment, the dustproof curtain 32 does not shield the outer end opening 11; then the window glass 21 is opened, because the arc-shaped slot seats 2221 are movably arranged on the inner wall of the window frame 1, the positions where the two arc-shaped slot seats 2221 are installed can be selected in advance according to the use habit or the use requirement (different opening modes of the window glass 21) (meanwhile, the arc-shaped slot seats 2221 can be movably connected on the inner wall of the window frame 1 in a bolt connection or buckle connection mode).

After the dustproof curtain device 3 is opened, the mode (from bottom to top or from top to bottom) for opening the window glass 21 is selected according to the environmental requirements: when the vehicle window glass 21 needs to be turned over from top to bottom, the two arc-shaped slot seats 2221 can be installed at the lower end position of the inner wall of the window frame 1, then the two ends of the shaft body 222 below the rectangular frame plate 221 are respectively clamped into the two arc-shaped slot seats 2221, and at this time, the rectangular frame plate 221 (together with the vehicle window glass 21) can be turned over from top to bottom from the inside of the window frame 1 and from the outer end opening 11 to the outside of the vehicle body of the sanitation vehicle by taking the shaft body 222 as a shaft; when the window glass 21 needs to be turned over from bottom to top (at this time, the turned window glass 21 can also play a role in shielding the window frame 1 from rainwater, so that ventilation can be conveniently performed in rainy days), the two arc-shaped slot seats 2221 can be installed at the upper end position of the inner wall of the window frame 1, then the two ends of the shaft body 222 above the rectangular frame plate 221 are respectively clamped into the two arc-shaped slot seats 2221, at this time, the rectangular frame plate 221 (together with the window glass 21) can be turned over from the inside of the window frame 1 to the outside of the sanitation vehicle body from bottom to top by taking the shaft body 222 as a shaft, and at this time, the rectangular frame plate 221 (together with the window glass 21) can also play a certain role in shielding the outer end opening 11; when the rectangular frame plate 221 needs to be turned over, in order to improve the convenience of operation, according to the direction of turning over the rectangular frame plate 221, two ends of the connecting rod 224 can slide in the corresponding connecting rod sliding grooves 223 (slide in the direction away from the shaft body 222, that is, when the shaft body 222 below the rectangular frame plate 221 is used for turning over, the connecting rod 224 can move to the position above the rectangular frame plate 221, otherwise, the connecting rod 224 moves to the position below the rectangular frame plate 221, when the connecting rod 224 is connected to the middle position of the rectangular frame plate 221, two ends of the shaft body 222 on the upper end and the lower end of the rectangular frame plate 221 are clamped into the arc-shaped clamping groove seats 2221, the force is uniform, the operation is convenient, and then the fixing bolt 2241 is used for fixing, so that the rectangular frame plate 221 (together with the window glass 21) can be turned over by holding the disc 227 by hand.

Because the upper end and the lower end of the rectangular frame plate 221 are both provided with the shaft bodies 222, the two arc-shaped slot seats 2221 are respectively arranged at the upper end and the lower end of the inner wall of the window frame 1, when the window glass 21 does not need to be opened for dust prevention, the four arc-shaped slot seats 2221 can be simultaneously installed on the inner wall of the window frame 1, then the two ends of the shaft bodies 222 at the upper end and the lower end of the rectangular frame plate 221 are respectively clamped into the arc-shaped slot seats 2221 at the corresponding positions, and the rectangular frame plate 221 (together with the window glass 21) can be fixed in the window frame 1, so that the sealing and dust prevention effects are achieved; the ventilation adjusting curtain device 4 can be used after the dustproof curtain device 3 and the vehicle window glass 21 are turned over and opened, so that the effects of ventilation and dust prevention are achieved; outside air can be blown into the sanitation vehicle body from the outer end opening 11 and then sequentially passes through the window outer frame 1 and the ventilation adjusting curtain device 4.

The outer peripheral wall of the rectangular frame plate 221 is provided with the sealing strip which is the same as the window frame 1 in shape, so that when the rectangular frame plate 221 is pushed into the window frame 1, the sealing strip is abutted against the inner peripheral wall of the window frame 1, the sealing performance between the window glass 21 and the window frame 1 is improved, and a good dustproof effect is achieved; the first curtain roll 41 with the spiral spring and the second curtain roll 42 with the spiral spring can be movably connected to the upper side wall and the lower side wall of the inner end opening 12, so that the curtain rolls can be integrally detached when not in use, and the glass device 2 or the dustproof curtain device 3 can be independently used to achieve the effects of ventilation and dust prevention.

Example two: on the basis of the first embodiment, as shown in fig. 5 to 6, a plurality of accommodating grooves 33 corresponding to the folding rods 31 one to one are further disposed on the left and right side walls of the outer end opening 11, the folding rods 31 are respectively movably disposed in the corresponding accommodating grooves 33, each folding rod 31 includes a main adjusting rod 311, the main adjusting rod 311 is rotatably disposed at the bottom of the corresponding accommodating groove 33 through a main rotating shaft 3111, a main adjusting seat 312 is slidably sleeved outside one end of the main adjusting rod 311 away from the main rotating shaft 3111, an auxiliary adjusting rod 313 is hinged on the side wall of the main adjusting seat 312, one end of the auxiliary adjusting rod 313 away from the main adjusting seat 312 is hinged on the dust curtain 32, a locking bolt 314 is further connected to the main adjusting seat 312 in a threaded penetrating manner, and the locking bolt 314 is abutted against the main adjusting rod 311; the dustproof curtain 32 comprises an upper frame body 321 and a lower frame body 322, both the upper frame body 321 and the lower frame body 322 are U-shaped, the U-shaped openings of the upper frame body 321 and the lower frame body 322 are opposite, two ends of the U-shaped opening of the upper frame body 321 and the lower frame body 322 which are opposite are fixedly connected through a connecting rod 323 respectively, a rectangular frame structure is formed among the upper frame body 321, the lower frame body 322 and the two connecting rods 323, one end of the auxiliary adjusting rod 313, which is far away from the main adjusting seat 312, is hinged on the connecting rod 323 at the corresponding position, and a waterproof cloth 324 is further arranged in the rectangular frame structure formed among the upper frame body 321, the lower frame body 322 and the two connecting rods 323; the window frame 1 is further provided with an upper frame groove 3211 for accommodating the upper frame 321 and a lower frame groove 3221 for accommodating the lower frame 322, and the upper frame 321 and the lower frame 322 are movably engaged with the upper frame groove 3211 and the lower frame groove 3221, respectively.

When ventilation and air exchange are needed, the dust-proof curtain 32 is pushed towards the direction far away from the outer end opening 11, at the moment, the dust-proof curtain 32 does not shield the outer end opening 11, the main adjusting rod 311 rotates at the bottom in the accommodating groove 33 by taking the main rotating shaft 3111 as an axis, and one end of the auxiliary adjusting rod 313 far away from the main adjusting seat 312 is hinged on the connecting rod 323, so that when the angle of the main adjusting rod 311 rotating relative to the outer end opening 11 is adjusted, the angle between the connecting rod 323 and the auxiliary adjusting rod 313 can be adjusted at the same time, and further, a rectangular frame structure (together with the rain-proof cloth 324) formed among the upper frame body 321, the lower frame body 322 and the two connecting rods 323 can be adjusted to a required position, and the adjustment of different shielding effects of the rain-proof cloth 324 can be achieved; the main adjusting seat 312 can also be slid outside the main adjusting rod 311, and after the main adjusting seat 312 is slid to different positions, the main adjusting seat is fixed by using the locking bolt 314, so as to adjust the distance between the rectangular frame structure (together with the rain shielding cloth 324) formed among the upper frame body 321, the lower frame body 322 and the two connecting rods 323 and the window outer frame 1, thereby achieving different ventilation and dust prevention effects; when the window frame needs to be used for dust prevention, the main adjusting rod 311 and the auxiliary adjusting rod 313 can be accommodated in the accommodating groove 33, and the upper frame 321 and the lower frame 322 can be accommodated in the upper frame groove 3211 and the lower frame groove 3221 respectively, so that the sealing performance of the outer end opening 11 is improved, and the dustproof curtain 32 can be used for shielding the window frame 1 to play a role in dust prevention.

Example three: on the basis of the first embodiment, as shown in fig. 7, the curtain 43 includes a plurality of curtain cloths 431 connected end to end in sequence, the length of each curtain cloth 431 is the same, the mesh number of each curtain cloth 431 is different, and the length of each curtain cloth 431 is greater than the distance between the first curtain roll 41 with the spiral spring and the second curtain roll 42 with the spiral spring; since the mesh number of each curtain cloth 431 is different, when the curtain cloth 431 with different mesh numbers is used, a blocking effect different from dust can be achieved, and further, a ventilation and dust prevention effect different from the inside and the outside of the vehicle can be achieved, the curtain cloth 431 can be selected for use according to the external environment requirement, the curtain cloth 431 is rolled by rotating the first curtain roll 41 with the scroll spring or the second curtain roll 42 with the scroll spring (namely, the curtain cloth 431 is rolled towards the direction of the first curtain roll 41 with the scroll spring or the second curtain roll 42 with the scroll spring), the curtain cloth 431 with different mesh numbers is positioned between the first curtain roll 41 with the scroll spring and the second curtain roll 42 with the scroll spring, the position of the window frame 1 can be blocked, and the external air can enter the vehicle through the curtain cloth 431.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A dustproof ventilation window special for a sanitation vehicle is characterized by comprising a window outer frame (1), wherein an outer end opening (11) and an inner end opening (12) are respectively arranged on two opposite side surfaces of the window outer frame (1), a glass device (2) is movably arranged in the window outer frame (1), a dustproof curtain device (3) and a ventilation adjusting curtain device (4) are respectively arranged in the outer end opening (11) and the inner end opening (12), the glass device (2) is positioned between the dustproof curtain device (3) and the ventilation adjusting curtain device (4), the glass device (2) comprises window glass (21) and a rotating shaft device (22), the window glass (21) is movably arranged in the window outer frame (1) through the rotating shaft device (22), the dustproof curtain device (3) comprises a plurality of folding rods (31) arranged on the left side wall and the right side wall of the outer end opening (11), and one end, far away from the outer end opening (11), of each folding rod (31), is provided with a dustproof curtain (32), the ventilation adjusting curtain device (4) comprises a first curtain roll (41) with a volute spiral spring and a second curtain roll (42) with a volute spiral spring, which are respectively arranged on the upper side wall and the lower side wall of an inner end opening (12), a curtain (43) is arranged between the first curtain roll (41) with the volute spiral spring and the second curtain roll (42) with the volute spiral spring, the curtain (43) corresponds to the inner end opening (12), two ends of the curtain (43) are respectively wound outside the first curtain roll (41) with the volute spiral spring and the second curtain roll (42) with the volute spiral spring, the rotating shaft device (22) comprises a rectangular frame plate (221) sleeved outside the window glass (21), shaft bodies (222) are respectively arranged at the upper end and the lower end of the rectangular frame plate (221), a plurality of arc-shaped clamping groove seats (2221) which are in one-to-one correspondence with two ends of the shaft bodies (222) are movably arranged on the inner wall of the window frame (1), and the two ends of the shaft body (222) are movably clamped in arc-shaped clamping groove seats (2221) at corresponding positions respectively, the side walls of the left and right ends of a rectangular frame plate (221) are provided with connecting rod chutes (223), connecting rods (224) are movably arranged between the connecting rod chutes (223), the two ends of each connecting rod (224) are arranged in the corresponding connecting rod chutes (223) in a sliding manner respectively, the two ends of each connecting rod (224) are further connected with fastening bolts (2241) in a threaded manner, the fastening bolts (2241) movably penetrate through the corresponding connecting rod chutes (223), a sucker shaft (225) is fixedly arranged at the middle position of each connecting rod (224) in a penetrating manner, one end, close to the window glass (21), of each sucker shaft (225) is fixedly provided with a sucker (226), the sucker (226) is adsorbed on the window glass (21), the other end, far away from the window glass (21), of the outer end of the sucker shaft (225) is fixedly provided with a handheld disc (227), the left and right side walls of the opening (11) are further provided with a plurality of accommodating grooves (33) corresponding to the folding rods (31) The folding rods (31) are respectively and movably arranged in the corresponding accommodating grooves (33), each folding rod (31) comprises a main adjusting rod (311), each main adjusting rod (311) is rotatably arranged at the bottom of each accommodating groove (33) through a main rotating shaft (3111), a main adjusting seat (312) is sleeved outside one end, far away from the main rotating shaft (3111), of each main adjusting rod (311) in a sliding mode, an auxiliary adjusting rod (313) is hinged to the side wall of each main adjusting seat (312), one end, far away from the main adjusting seat (312), of each auxiliary adjusting rod (313) is hinged to the dustproof curtain (32), a locking bolt (314) is connected to each main adjusting seat (312) in a penetrating mode through threads, each locking bolt (314) is in contact with the corresponding main adjusting rod (311), each dustproof curtain (32) comprises an upper frame body (321) and a lower frame body (322), the upper frame body (321) and the lower frame body (322) are both in a U shape, and the U-shaped openings of the upper frame body (321) and the lower frame body (322) are opposite, two ends of a U-shaped opening of the upper frame body (321) and two ends of a U-shaped opening of the lower frame body (322) which are opposite are fixedly connected through a connecting rod (323), a rectangular frame structure is formed among the upper frame body (321), the lower frame body (322) and the two connecting rods (323), one end of the auxiliary adjusting rod (313) far away from the main adjusting seat (312) is hinged on the connecting rod (323) at a corresponding position, rain shielding cloth (324) is further arranged in the rectangular frame structure formed among the upper frame body (321), the lower frame body (322) and the two connecting rods (323), a window outer frame (1) is further provided with an upper frame body groove (3211) capable of accommodating the upper frame body (321) and a lower frame body groove (3221) capable of accommodating the lower frame body (322), the upper frame body (321) and the lower frame body (322) are movably clamped in the upper frame body groove (3211) and the lower frame body groove (3221) respectively, the curtain (43) comprises a plurality of curtain cloths (431) which are connected end to end, the lengths of the curtain cloths (431) are the same, the mesh number of the curtain cloths (431) is different, and the length of the curtain cloth (431) is larger than the distance between the first curtain roll (41) with the scroll spring and the second curtain roll (42) with the scroll spring.

2. The dustproof ventilation window for the sanitation vehicle as claimed in claim 1, wherein the outer peripheral wall of the rectangular frame plate (221) is provided with a sealing strip having the same shape as the window frame (1), and when the rectangular frame plate (221) is located in the window frame (1), the sealing strip abuts against the inner peripheral wall of the window frame (1).

3. The dustproof ventilation window special for sanitation vehicle as claimed in claim 1, wherein the dustproof curtain (32) is made of inner and outer layer composite cloth, the inner layer is a shading cloth layer, the outer layer is a rainproof shading cloth layer, and the inner layer is one side close to the window outer frame (1).