CN209852034U

CN209852034U - Roller shutter with wiper and forklift provided with roller shutter

Info

Publication number: CN209852034U
Application number: CN201822034273.4U
Authority: CN
Inventors: 黄意初
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-12-05
Filing date: 2018-12-05
Publication date: 2019-12-27
Anticipated expiration: 2028-12-05

Abstract

The roller shutter with the windscreen wiper comprises a winding drum and a transparent curtain cloth wound on the winding drum, wherein the winding drum is driven by a motor to rotate so as to release the curtain cloth from the winding drum or withdraw the curtain cloth to the winding drum, the roller shutter is provided with the windscreen wiper, a scraping piece of the windscreen wiper can swing back and forth on the released curtain cloth, and a motor for driving the scraping piece to swing is connected to a support frame of the winding drum. The utility model also discloses a fork truck, its characteristics are installed one at least around driver's seat the roll up curtain of taking the windscreen wiper. The utility model has the advantages that, the roll up curtain of taking the windscreen wiper can sweep away the rainwater that falls on the transparent curtain cloth, makes the curtain cloth keep good sight, fork truck can hide the wind and keep out the rain for the driver, improves driver's operation environment.

Description

Roller shutter with wiper and forklift provided with roller shutter

Technical Field

The present invention relates to roller blinds, and more particularly to roller blinds installed in doorways or windows. The utility model discloses still relate to fork truck.

Background

In the prior art, the roll blind mounted on the window has no function of sweeping rainwater. For the transparent roller shutter needing good sight effect, the rain falling on the transparent roller shutter in rainy days seriously affects the original good sight of the roller shutter and affects the use effect of the transparent roller shutter.

On the other hand, the existing forklift is not provided with things for blocking wind and rain around the driver seat, and the operation environment of the forklift driver is poor.

SUMMERY OF THE UTILITY MODEL

One of the objects of the present invention is to provide a roller shutter with a wiper for sweeping away rainwater falling on the transparent roller shutter.

The second purpose of the utility model is to provide an install fork truck of the roll of curtain of taking the windscreen wiper to improve fork truck driver's operation environment.

The roller shutter with the wiper is realized in the way that: the curtain cloth winding device comprises a winding drum and a transparent curtain cloth wound on the winding drum, wherein the winding drum is connected with a motor, the winding drum is driven by the motor to rotate so as to release the curtain cloth from the winding drum or withdraw the curtain cloth to the winding drum, a wiper is arranged, a wiper blade of the wiper can swing back and forth on the released curtain cloth, and a motor for driving the wiper blade to swing is connected to a support frame of the winding drum.

As one embodiment, the support frame comprises two parallel support rods, the winding drum is connected between the two support rods, the two support rods are respectively provided with a guide chute, a plurality of guide sliding pieces which are constrained in the guide chutes and can slide along the guide chutes are arranged in the guide chutes, and the guide sliding pieces are fixed on two sides of the curtain cloth.

As one embodiment, a thin rod is transversely inserted into the free end of the curtain cloth, the thin rod is inserted into a hollow tube, a slot is formed in the tube wall of the hollow tube, the width of the cross section of the slot is smaller than that of the thin rod, the curtain cloth passes through the tube wall of the hollow tube through the slot, tube plugs are inserted into two ends of the hollow tube, and the tube plugs are inserted into the guide sliding grooves and can slide along the guide sliding grooves.

As one embodiment, the cord is connected to the free end of the curtain cloth, and from the free end of the curtain cloth, the cord first extends along the direction in which the curtain cloth is paid out, then extends back after passing through a pulley connected to the support rod, and finally winds onto a rope collecting wheel, the rope collecting wheel and the winding drum rotate synchronously, and the winding direction of the cord on the rope collecting wheel and the winding direction of the curtain cloth on the winding drum satisfy the following relation: when the winding drum rotates towards the direction of retracting the cord fabric, the cord retracting wheel rotates towards the direction of releasing the cord; when the winding drum rotates towards the direction of paying out the curtain cloth, the rope winding wheel rotates towards the direction of winding the rope.

In one embodiment, the pulley is fixed on a sliding rod, the sliding rod is connected with the supporting rod in a sliding manner, a spring is connected between the sliding rod and the supporting rod, and the acting force of the spring on the sliding rod acts on the rope through the pulley so that the rope is kept tight.

As one of the embodiments, the supporting rod is divided into two segments hinged to each other, the two segments can rotate around the hinge shaft, and a pluggable pin parallel to the hinge shaft is provided, and when the pin is inserted into the butt joint end of the two segments at the same time, the two segments are locked by the pin and cannot rotate around the hinge shaft.

On the other hand, install fork truck of the book curtain of taking the windscreen wiper realize like this: install at least one around driver's seat take the roll up curtain of windscreen wiper, the support frame of reel is fixed on fork truck's frame.

The utility model has the advantages that, the roll screen with the wiper can sweep away the rainwater on the transparent curtain cloth, so that the curtain cloth keeps good sight. The forklift provided with the roller shutter can shield the driver from wind and rain, and the operation environment of the driver is improved.

Drawings

Fig. 1 is a schematic view of the overall structure of a roll screen with a wiper;

FIG. 2 is an exploded view of FIG. 1;

FIG. 3 is an enlarged view of portion A of FIG. 1;

FIG. 4 is a schematic view of the orientation of a cord attached to a curtain;

FIG. 5 is a schematic view of a portion of the mechanism that maintains the cord in a tensioned state;

FIG. 6 is an enlarged view of portion B of FIG. 2;

FIG. 7 is an exploded view of FIG. 6;

FIG. 8 is a schematic view of the free end of the curtain;

FIG. 9 is an enlarged view of section C of FIG. 8;

FIG. 10 is a schematic view of the wand of FIG. 8 after separation from the hollow tube.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. These embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Referring to fig. 1 and 2, the roll screen with the wiper includes a winding drum 1 and a transparent curtain fabric 2 wound on the winding drum 1. The curtain 2 may be a transparent plastic film. The winding drum 1 is connected with a motor 3. The drum 1 is driven to rotate by the motor 3, and the cord fabric 2 is paid out from the drum 1 or taken back to the drum 1. A motor 4 of the windscreen wiper is connected to a support frame of the winding drum 1, and a scraping blade 5 of the windscreen wiper is driven by the motor 4 to swing back and forth on the discharged curtain cloth 2, so that rainwater falling on the curtain cloth 2 is swept, and the curtain cloth 2 keeps a good sight line.

The support frame of the reel 1 comprises two parallel support bars 6. The reel 1 is connected between two support bars 6. The upper ends of the two support rods 6 are fixed at two ends of a fixed rod 7, and the lower ends of the two support rods 6 are fixed at two ends of another fixed rod 8. The fixing bars 7, 8 keep the two support bars 6 parallel. As shown in fig. 1, 2 and 3, the two support rods 6 are respectively provided with a guide chute 9, and a plurality of guide sliding pieces 10 which are constrained in the guide chute 9 and can slide along the guide chute 9 are arranged in the guide chute 9. The slide guide pieces 10 are fixed on both sides of the curtain cloth 2. The sliding guide piece 10 plays a role in supporting the curtain cloth 2, so that the discharged curtain cloth 2 is basically kept flat, and the wiper blade 5 of the windscreen wiper can always contact with the curtain cloth 2 when swinging. The number of the guide pieces 10 is determined according to the length of the fabric 2. The more densely the guide vanes 10 are arranged, the easier it is to keep the curtain 2 flat.

As a further improvement, referring to fig. 1, 2 and 3, two ends of the winding drum 1 are respectively provided with a rope winding wheel 13 coaxially connected with the winding drum 1. The left side and the right side of the free end of the curtain cloth 2 are respectively connected with a rope 11, and the two support rods 6 are respectively connected with a pulley 12. From the free end of the cord fabric 2, the two ropes 11 respectively extend downwards along the paying-out direction of the cord fabric 2, respectively wind around the two pulleys 12, and then are respectively wound on the two rope collecting wheels 13. The winding wheel 13 is driven by the winding drum 1 to synchronously rotate with the winding drum 1. It should be noted that most of the two ropes 11 of the present embodiment are hidden inside the supporting rod 6, so that the running direction of the ropes 11 cannot be fully shown in fig. 1 to 3. For this purpose figure 4 shows the rope 11 alone starting from the free end of the cord 2 to the take-up pulley 13. In fig. 4, in addition to the two pulleys 12, there are two other pulleys 14, and the two pulleys 14 are fixed to the top ends of the two support rods 6 shown in fig. 1.

The winding direction of the rope 11 on the rope winding wheel 13 and the winding direction of the cord fabric 2 on the winding drum 1 satisfy the following relations: when the winding drum 1 rotates towards the direction of retracting the cord fabric 2, the cord retracting wheel 13 rotates towards the direction of releasing the cord 11; when the spool 1 rotates in a direction to pay out the curtain 2, the takeup pulley 13 rotates in a direction to retract the cord 11. The rope 11 is used for improving the reliability of the winding drum 1 for winding and unwinding the curtain cloth 2.

In order to keep the two ropes 11 always in a tensioned state, as a further improvement, referring to fig. 1, 3 and 5, a pulley 12 connected to the lower end of the support rod 6 is fixed on a slide rod 15, and the slide rod 15 is sleeved in the support rod 6 and can slide along the support rod 6, thereby forming a sliding connection of the slide rod 15 and the support rod 6. A spring 16 is connected between the sliding rod 15 and the supporting rod 6, and the spring 16 is sleeved on the sliding rod 15. The slide rod 15 is fixed with a spring seat 17. The lower end of the spring 16 rests on a spring seat 17 and the upper end of the spring 16 rests on a fixed pin 18 in the support bar 6. The force of the spring 16 on the slider 15 is applied to the cable 11 via the pulley 12, thereby maintaining the cable 11 in tension. The tensioned cords 11 enable the curtain 2 to remain flat. It should be noted that fig. 5 shows the support bar 6 as a transparent body to clearly show the slide rod 15, the spring 16, the spring seat 17 and the pin 18 installed in the support bar 6. It should be noted that the slide rod 15 does not have to extend from the lower end of the support rod 6 as shown in the drawing, and the entire slide rod 15 together with the pulley 12 may be completely hidden in the support rod 6.

As a further improvement, referring to fig. 2, 6 and 7, the supporting rod 6 is divided into two small segments 6a and 6b hinged to each other, and the two small segments 6a and 6b can rotate around a hinge shaft 19. A latch 20 is also provided parallel to the hinge axis 19. The plug 20 is inserted into the butt ends of the two small segments of the support rods 6a and 6b at the same time, and is fixed by a detachable clip spring (not shown in the figure), so that the plug 20 can be plugged and pulled. When the bolt 20 is inserted into the butt end of the two small-section support rods 6a and 6b, the two small-section support rods 6a and 6b are locked by the bolt 20 and cannot rotate around the hinge shaft 19, and the two small-section support rods 6a and 6b are connected into a rigid support rod. After the bolt 20 is pulled out, the two small sections of the support rods 6a and 6b can rotate around the hinge shaft 19, and the whole support rod can be folded in half, so that the whole rolling curtain mechanism is convenient to package, store and transport.

As a preferred embodiment, referring to fig. 8, 9 and 10, a thin stick 21 is connected to the free end of the fabric 2, and the thin stick 21 is inserted through a plurality of through holes 25 arranged in a row on the fabric 2 in sequence, so that the thin stick 21 is inserted transversely through the free end of the fabric 2. The thin stick 21 is sleeved in a hollow tube 22. It should be noted that fig. 8 and 9 show the hollow tube 22 as a transparent body to clearly show the thin rod 21 inside the hollow tube 22. The wall of the hollow tube 22 is provided with a slot 23. The curtain cloth 2 passes through the wall of the hollow tube 22 through the slot 23. The cross-sectional width of slot 23 is less than the cross-sectional width of thin stick 21 so that thin stick 21 cannot pass through slot 23 and out of hollow tube 22. The hollow tube 22 has plugs 24 inserted at both ends. The pipe plug 24 is inserted into the guide groove 9 of the support rod 6 and is slidable along the guide groove 9. The aforementioned string 11 may be tied to the plug 24.

The direction of folding and unfolding the screen cloth 2 shown in fig. 1 is the up and down direction, but the present invention is not limited to this, and for example, the entire rolling mechanism shown in fig. 1 may be rotated by 90 degrees on the vertical surface where the screen cloth 2 is located, so that the direction of folding and unfolding the screen cloth 2 is the horizontal left and right direction.

At least one roller blind with a wiper blade shown in fig. 1 is installed around a driver seat of a forklift, and the forklift is formed. For example, the roll blinds with wipers shown in fig. 1 are installed in front of the driver's seat, or on both left and right sides of the driver's seat, or behind the driver's seat, or in front of, behind, left of, and right of the driver's seat, respectively. The support frame of the winding drum 1 is fixed on the frame of the forklift. A specific way of mounting may be to fix the two support bars 6 shown in fig. 1 to the frame of a forklift truck around the window or door. In order to facilitate the installation of the two support rods 6 on the frame, as shown in fig. 1, the two support rods 6 are fixed with an installation seat 26, and the installation seat 26 is provided with screw installation holes.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. For those skilled in the art, without departing from the spirit of the present invention, several modifications and improvements can be made without departing from the scope of the present invention. The protection scope of the present invention should be subject to the appended claims.

Claims

1. The roll curtain of taking windscreen wiper, including the reel and around the transparent cord fabric on the reel, the reel is connected with the motor, by motor drive reel rotation and then with the cord fabric from the reel play or withdraw the reel on, characterized by: the windscreen wiper is arranged, a scraping piece of the windscreen wiper can swing back and forth on the discharged curtain cloth, and a motor for driving the scraping piece to swing is connected to a supporting frame of the winding drum.

2. The roll blind with wiper of claim 1, characterized in that: the support frame includes two parallel bracing pieces, the reel is connected between two bracing pieces, and two bracing pieces are equipped with the spout that leads respectively, are equipped with a plurality of restraints in the spout and can be along the gliding slide vane that leads of spout in leading, lead the slide vane and fix the both sides of curtain cloth.

3. The roll blind with wiper of claim 2, characterized in that: the curtain cloth is characterized in that a thin rod is transversely inserted into the free end of the curtain cloth in a penetrating mode, the thin rod is sleeved in a hollow tube in a penetrating mode, a groove is formed in the tube wall of the hollow tube, the width of the cross section of the groove is smaller than that of the thin rod, the curtain cloth penetrates through the tube wall of the hollow tube through the groove, tube plugs are inserted into the two ends of the hollow tube, and the tube plugs are inserted into the guide sliding grooves and can slide along the guide sliding grooves.

4. The roll blind with wiper of claim 2, characterized in that: the free end of the cord fabric is connected with a rope, the rope firstly extends along the direction of the cord fabric in which the cord fabric is released from the free end of the cord fabric, then extends back after bypassing a pulley connected to the support rod, and finally winds on a rope winding wheel, the rope winding wheel and the winding drum rotate synchronously, and the winding direction of the rope on the rope winding wheel and the winding direction of the cord fabric on the winding drum meet the following relations: when the winding drum rotates towards the direction of retracting the cord fabric, the cord retracting wheel rotates towards the direction of releasing the cord; when the winding drum rotates towards the direction of paying out the curtain cloth, the rope winding wheel rotates towards the direction of winding the rope.

5. The roll blind with wiper of claim 4, characterized in that: the pulley is fixed on a sliding rod, the sliding rod is connected with the supporting rod in a sliding mode, a spring is connected between the sliding rod and the supporting rod, and acting force of the spring on the sliding rod acts on the rope through the pulley, so that the rope is kept tight.

6. The roll blind with wiper of claim 2, characterized in that: the bracing piece divide into two mutual articulated segments, and two segment bracing pieces can rotate around the articulated shaft, are equipped with the pluggable bolt that is on a parallel with the articulated shaft, and when the bolt was inserted simultaneously in the butt joint end of two segment bracing pieces, two segment bracing pieces were locked by the bolt and can not rotate around the articulated shaft.

7. Install fork truck of the roll up curtain of taking windscreen wiper, characterized by: at least one roller shutter with a wiper blade as claimed in any one of claims 1 to 6 is mounted around the driver's seat, and the support frame of the roller is fixed to the frame of a forklift.