CN220588471U - A shelter from device for sunshade hides rain - Google Patents

Abstract

The utility model discloses a shading device for shading sun and rain, which comprises a bottom frame, a shading component and an extending shading piece, wherein the bottom frame comprises a supporting shaft and a supporting rod, and two ends of the supporting rod are respectively fixedly connected with two ends of the supporting shaft; the shielding component is rotationally connected to the supporting shaft, so that the shielding component can be unfolded and folded, the extending shielding component is arranged on the side edge of the shielding component and comprises a containing piece and extending cloth, one end of the extending cloth can be rolled inside the containing piece, and the other end of the extending cloth is pulled to enable the other end of the extending cloth to be clamped at the tail end of the stretcher. This shelter from device is through placing the chassis under wounded person, through expanding the shielding component for one side that shields the component pastes on the stretcher, and the opposite side rotates to wounded person chest top, thereby shields wounded person's head and chest, will extend the cloth and take out the expansion from the receiver, shield wounded person's body remaining part, thereby shelter from sun or sleet for wounded person.

Description

A shelter from device for sunshade hides rain

Technical Field

The utility model relates to the technical field of medical auxiliary appliances, in particular to a shielding device for sunshade and rain shielding.

Background

The field is usually arranged in suburbs far away from urban areas, the transportation of materials is inconvenient, medical facilities under field conditions are not perfect, and often a stretcher is used for transporting wounded persons, so that the wounded persons are transported to a rescue center for rescue. However, during the long-term use of stretchers, current stretchers have been found to have some drawbacks during the transport of wounded persons.

At present, the existing stretcher lacks the functions of rain shielding and sun shading when transporting wounded persons, and the wounded persons are possibly uncomfortable and even aggravated due to the stimulation of external environment when meeting sun or rain and snow weather; if the coverlet is put on the wounded person, the coverlet can be firmly fixed, and meanwhile, the coverlet can be contacted with the wounded person to cause infection, so that the illness state is aggravated.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a shielding device for sunshade and rain, which solves the problems that the existing stretcher lacks the functions of sunshade and rain shielding when transporting wounded, and the wounded is uncomfortable and even aggravated due to the stimulation of external environment when encountering sun or rain and snow weather.

In order to solve the technical problems, the utility model adopts the following technical scheme:

a shade device for sun and rain shading, comprising:

the bottom frame comprises a supporting shaft and a supporting rod, the supporting rod is of a U-shaped structure, two ends of the supporting rod are respectively fixedly connected with two ends of the supporting shaft, and the bottom frame is used for being placed at the head end of a stretcher;

the shielding assembly is rotationally connected to the supporting shaft and comprises a first shielding rod, a second shielding rod and a plurality of auxiliary rods, the first shielding rod, the second shielding rod and the auxiliary rods are of U-shaped structures, two ends of the first shielding rod are respectively rotationally connected to two ends of the supporting shaft, two ends of the first shielding rod are respectively rotationally connected with connecting blocks, the top ends of the two connecting blocks are respectively rotationally connected with two ends of the second shielding rod, and shielding cloth is connected between the opposite side surfaces of the first shielding rod and the second shielding rod; the auxiliary rods are adhered to the outer side face of the shielding cloth at intervals, and the end parts of the auxiliary rods on the same side face the joint of the first shielding rod and the second shielding rod together; and

The extending shielding piece is arranged on the second shielding rod and comprises a storage piece and extending cloth, one end part of the extending cloth can be rolled inside the storage piece, and the other end of the extending cloth is clamped at the tail end of the stretcher by pulling the other end of the extending cloth;

the shielding device for sunshade and rain shields the head and chest of the wounded by placing the underframe under the wounded and expanding the second shielding rod and the extension cloth; the end part of the extension cloth is pulled to move towards the tail end of the stretcher, the length of the extension cloth is stretched and unfolded from the storage shaft, and then the end part of the extension cloth is clamped on the side edge of the tail end of the stretcher, so that the unfolded extension cloth is fixed, the rest body of a wounded is shielded, the whole body of the wounded is shielded, and the condition aggravation caused by external sun-shading or rain-snow environment stimulation is prevented.

Further, the supporting rod, the first shielding rod, the second shielding rod and the auxiliary rod are made of elastic materials.

Further, accomodate the piece and include the barrel, accomodate axle and torsional spring, the both ends of barrel are the blind end, accomodate the axle rotation setting in the barrel, the holding tank has all been seted up to the inside both ends lateral wall of barrel, accomodate the both ends of axle and extend to two holding tank internal rotation connections, accomodate the both ends outside of axle and all overlap and be equipped with the torsional spring, the one end fixed connection of torsional spring is in the tip outside of accomodating the axle, the other end fixed connection is on the inner wall of holding tank, the extension groove rather than inside intercommunication has been seted up along the axis direction to the outer wall of barrel, the one end of extension cloth is rolled up and is contracted in the outside of accomodating the axle, the other end slides and passes the extension groove and extend to the outside, the both sides of extension cloth all are equipped with the extension cloth.

Further, the end part of the extension cloth, which is positioned outside the cylinder body, is fixedly provided with a stop lever, and the length of the stop lever is greater than the width of the extension groove.

Further, the extension shielding piece further comprises two clamping hooks which are fixedly arranged on the stop lever through the connecting rod, the two clamping hooks are of U-shaped structures, and the width of the two sides of the opening end of each clamping hook is smaller than that of the closed end of each clamping hook, so that the two sides of the opening end of each clamping hook are in a closed state.

Further, the shielding assembly further comprises two locking knobs and two limiting rings, the two limiting rings are respectively fixedly sleeved on the outer sides of the two ends of the supporting shaft, the two locking knobs are respectively sleeved on the two ends of the supporting shaft in a threaded mode, and the position, connected to the supporting shaft, of the first shielding rod in a rotating mode is located between the locking knobs and the limiting rings.

Further, the end part of the supporting rod is positioned between the two limiting rings, and the two ends of the first shielding rod are respectively positioned on the side faces of the two limiting rings, which are away from each other.

Further, shielding assembly still includes two limiting plates, and the hinge groove has all been seted up on the top of two connecting blocks, and the both sides of hinge groove link up the both sides of connecting block respectively, and two hinge groove rotation connection are inserted respectively at the both ends of second shielding rod, and two limiting plates incline respectively to be fixed on the interior diapire of hinge groove.

Further, an observation window is formed in the shielding cloth, and an observation cloth is adhered to one side of the observation window.

The utility model has the beneficial effects that: the shading device for shading sun and rain shields the head and chest of the wounded by placing the underframe under the wounded and expanding the second shading rod and the extension cloth; the length of the extension cloth is stretched from the storage shaft by pulling the stop lever to move towards the tail end of the stretcher, and then the clamping hooks are clamped on the side edge of the tail end of the stretcher, so that the stretched extension cloth is fixed, the rest body of a wounded is shielded, and meanwhile, the extension cloth is stretched and put down vertically, so that the whole body of the wounded is shielded, and the condition of aggravation caused by external sun or rain and snow environment stimulation is prevented; the end part of the first shielding rod is abutted and fixed by screwing the locking knob, so that the first shielding rod is prevented from being driven to move when the rod is pulled; the underframe and the shielding assembly can be rolled up for placement, so that the device is convenient to store and carry.

Drawings

In order to more clearly illustrate the embodiments of the present utility model, the drawings that are required to be used in the embodiments will be briefly described. Throughout the drawings, the elements or portions are not necessarily drawn to actual scale.

Fig. 1 is a front view (unfolded state) of the present utility model;

fig. 2 is a front view (folded state) of the present utility model;

FIG. 3 is a top view of the present utility model;

FIG. 4 is an enlarged view of FIG. 3 at A;

FIG. 5 is a schematic view of the connection block to the second shutter lever;

FIG. 6 is a cross-sectional view of the extension shield;

fig. 7 is a schematic structural view of the extension cloth and the extension cloth (housed state);

reference numerals:

10-underframe, 11-supporting shaft, 12-supporting rod and 13-clamping hook;

20-of a shielding assembly, 21-of a first shielding rod, 22-of a second shielding rod, 23-of an auxiliary rod, 24-of shielding cloth, 25-of a connecting block, 251-of a hinge groove, 26-of a locking knob, 27-of a limiting ring and 28-of a limiting plate;

30-of an extension shielding piece, 31-of extension cloth, 32-of a cylinder body, 321-of a containing groove, 322-of an extension groove, 33-of a containing shaft, 34-of a torsion spring, 35-of a stop lever, 36-of a clamping hook and 37-of extension cloth;

50-observation cloth, 51-observation window.

Detailed Description

Embodiments of the technical scheme of the present utility model will be described in detail below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present utility model, and thus are merely examples, and are not intended to limit the scope of the present utility model.

In the description of the present utility model, it should be understood that the terms "center", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations and positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the indicated positions or elements must have a specific orientation, be constructed and operated in a specific manner, and thus are not to be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more features. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

Referring to fig. 1 to 2, the utility model provides a shielding device for sunshade and rain, which comprises a chassis 10, a shielding assembly 20 and an extending shielding member 30, wherein the chassis 10 comprises a supporting shaft 11 and a supporting rod 12, the supporting rod 12 is of a U-shaped structure, two ends of the supporting rod 12 are respectively fixedly connected with two ends of the supporting shaft 11, and the chassis 10 is used for being placed at the head end of a stretcher; the shielding assembly 20 is rotatably connected to the supporting shaft 11, so that the shielding assembly 20 can be unfolded and folded, the extending shielding member 30 is arranged on the side edge of the shielding assembly 20, the extending shielding member 30 comprises a containing member and extending cloth 31, one end portion of the extending cloth 31 can be rolled inside the containing member, and the other end of the extending cloth 31 can be clamped at the tail end of the stretcher by pulling the other end of the extending cloth 31. The middle part of the supporting shaft 11 is connected with a clamping hook 13 through a connecting rope, and the clamping hook 13 can be clamped on the side edge of the head end of the stretcher.

When the stretcher is used, the underframe 10 is placed below the head and the back of a wounded, the underframe 10 is pressed by the wounded, meanwhile, the clamping hooks 13 are clamped on the side edge of the head end of the stretcher, then the shielding component 20 is unfolded, one side of the shielding component 20 is attached to the stretcher, the other side of the shielding component rotates to the upper portion of the chest of the wounded, the head and the chest of the wounded are shielded, then the extension cloth 31 is pulled out from the storage piece to be unfolded, the end part of the extension cloth 31, far away from the storage piece, is clamped on the tail end of the stretcher, the rest part of the wounded is shielded, and the wounded is shielded from sun or rain and snow, so that the wounded is prevented from aggravated due to the stimulation of external environments.

Referring to fig. 3, specifically, the shielding assembly 20 includes a first shielding rod 21, a second shielding rod 22 and a plurality of auxiliary rods 23, wherein the first shielding rod 21, the second shielding rod 22 and the auxiliary rods 23 are all in a U-shaped structure, two ends of the first shielding rod 21 are respectively and rotatably connected to two ends of the supporting shaft 11, two ends of the first shielding rod 21 are respectively and rotatably connected with a connecting block 25, top ends of the two connecting blocks 25 are respectively and rotatably connected with two ends of the second shielding rod 22, and shielding cloth 24 is connected between opposite sides of the first shielding rod 21 and the second shielding rod 22; the auxiliary rods 23 are adhered to the outer side surface of the shielding cloth 24 at intervals, and the end parts of the auxiliary rods 23 on the same side are gathered towards the joint of the first shielding rod 21 and the second shielding rod 22. The supporting rod 12, the first shielding rod 21, the second shielding rod 22 and the auxiliary rod 23 are made of elastic materials, and the supporting rod 12, the first shielding rod 21, the second shielding rod 22 and the auxiliary rod 23 can be bent, and can be restored to the original state under the condition of losing external force after being curled by external force.

When the head of a wounded is required to be shielded, the supporting rod 12 is placed at the head end of the stretcher and positioned under the wounded, and meanwhile, the clamping hook 13 can be clamped on the side edge of the head end of the stretcher; then the second shielding rod 22 is pulled to rotate upwards, so that the end part of the second shielding rod 22 rotates around the supporting shaft 11, and then the auxiliary rods 23 are driven to rotate along with the rotation, so that the shielding cloth 24 is stretched, and at the moment, the shielding cloth 24 is supported and suspended above the head and part of the chest of the wounded, and the stimulation of sun or rain and snow on the wounded is blocked.

Referring to fig. 4, preferably, the shielding assembly 20 further includes two locking knobs 26 and two limiting rings 27, the two limiting rings 27 are respectively and fixedly sleeved on the outer sides of two ends of the supporting shaft 11, the two locking knobs 26 are respectively and threadedly sleeved on two ends of the supporting shaft 11, the position of the first shielding rod 21, which is rotationally connected to the supporting shaft 11, is located between the locking knobs 26 and the limiting rings 27, and the end of the first shielding rod 21 can be tightly abutted and fixed by screwing the locking knobs 26. The end of the supporting rod 12 is located between the two limiting rings 27, and two ends of the first shielding rod 21 are respectively located at the sides of the two limiting rings 27, which face away from each other.

When the shielding cloth 24 is unfolded and positioned above the head of a wounded person, the locking knob 26 is screwed, so that the locking knob 26 is screwed into the limiting ring 27, the end part of the first shielding rod 21 is abutted against the limiting ring 27, and the end part of the first shielding rod 21 is fixed and is enabled to rotate fixedly through mutual extrusion between the locking knob 26 and the limiting ring 27.

Referring to fig. 5, further, the shielding assembly 20 further includes two limiting plates 28, the top ends of the two connecting blocks 25 are respectively provided with a hinge slot 251, two sides of the hinge slot 251 respectively penetrate two sides of the connecting blocks 25, two ends of the second shielding rod 22 respectively insert into the two hinge slots 251 to be rotationally connected, and the two limiting plates 28 are respectively and obliquely fixed on the inner bottom wall of the hinge slot 251. When the second shielding rod 22 rotates to be unfolded by a certain angle, the limiting plate 28 can block the second shielding rod 22 from continuing to rotate.

As shown in fig. 1, 6 and 7, in this embodiment, the storage member includes a barrel 32, a storage shaft 33 and a torsion spring 34, two ends of the barrel 32 are closed ends, the barrel 32 is fixedly disposed on the inner side of the opening end of the second shielding rod 22, the storage shaft 33 is rotatably disposed in the barrel 32, the side walls of two ends inside the barrel 32 are provided with storage grooves 321, two ends of the storage shaft 33 extend to two storage grooves 321 for rotating connection, torsion springs 34 are respectively sleeved on the outer sides of two ends of the storage shaft 33, one end of the torsion spring 34 is fixedly connected to the outer sides of the ends of the storage shaft 33, the other end is fixedly connected to the inner wall of the storage groove 321, an extension groove 322 communicated with the inner side of the outer wall of the barrel 32 is formed along the axial direction, one end of the extension cloth 31 is wound on the outer side of the storage shaft 33, and the other end slides through the extension groove 322 to the outer side. Wherein, the extension cloth 37 is arranged on both sides of the extension cloth 31, when the extension cloth 31 is unfolded, the extension cloth 37 on both sides is unfolded and hung down, so that both sides of a patient can be shielded; when storage is required, both the extension cloths 37 are laid on the top surface of the extension cloth 31, and then the extension cloth 31 is wound around the storage shaft 33.

When the shielding cloth 24 is unfolded, the end part of the extension cloth 31 is pulled to move towards the tail end of the stretcher, so that the length of the extension cloth 31 is stretched out from the storage shaft 33, and finally the end part of the extension cloth 31 is clamped on the side edge of the tail end of the stretcher, at the moment, the torsion spring 34 is contracted, so that the extension cloth 31 is positioned above the rest body of the wounded, the rest body of the wounded is shielded, and then the extension cloth 37 is unfolded and vertically put down to shield the two sides of the patient, so that the stimulation of the external environment is avoided.

Preferably, the end of the extension cloth 31 located outside the cylinder 32 is fixedly provided with a blocking rod 35, and the length of the blocking rod 35 is greater than the width of the extension groove 322. In the initial state, the torsion spring 34 is in a contracted state and has a certain pulling force on the extension cloth 31, and the stop lever 35 is clamped at the outer side of the extension groove 322, so that the end part of the extension cloth 31 is positioned at the outer side of the cylinder 32, and the extension cloth 31 is conveniently pulled to be unfolded.

Preferably, the extending shielding member 30 further includes two hooks 36, the two hooks 36 are fixedly disposed on the stop lever 35 through a connecting rod, the two hooks 36 are in a U-shaped structure, and the width of two sides of the opening end of the hooks 36 is smaller than the width of the closed end of the hooks 36, so that two sides of the opening end of the hooks 36 are in a closed state, and the hooks 36 have elasticity. When the extension cloth 31 is unfolded, the two hooks 36 are clamped on the tail end side edge of the stretcher, so that the tail end side edge of the stretcher is positioned on the inner side of the opening end of the hooks 36, and the extension cloth 31 can be prevented from being pulled back into the cylinder 32.

As shown in fig. 1 and 3, in the present embodiment, the shielding cloth 24 is provided with an observation window 51, and an observation cloth 50 is bonded to one side of the observation window 51. Wherein, one side of the observation cloth 50 is fixedly connected to one side of the observation window 51, and the other side of the observation cloth 50 passes over the observation window 50 and is adhered to the shielding cloth 24 by a magic tape. The medical staff can observe the wounded condition through the observation window 51.

The working principle of the utility model is as follows: when the shielding device is not used, the shielding cloth 24 can be folded and stored, and meanwhile, the supporting rod 12, the first shielding rod 21, the second shielding rod 22 and the auxiliary rod 23 are overlapped, so that the supporting rod 12, the first shielding rod 21, the second shielding rod 22 and the auxiliary rod 23 are rolled around the supporting shaft 11 and stored in a cylindrical storage bag, and the shielding device is convenient to carry; when the utility model is needed, the supporting rod 12, the first shielding rod 21, the second shielding rod 22 and the auxiliary rod 23 are all restored to the original state due to the elasticity.

When in use, the support rod 12 is placed at the head end of the stretcher and positioned under the wounded, and the clamping hook 13 can be clamped on the side edge of the head end of the stretcher; then the second shielding rod 22 is pulled to rotate upwards, so that the end part of the second shielding rod 22 rotates around the supporting shaft 11, and the auxiliary rods 23 are driven to rotate along with the rotation, so that the shielding cloth 24 is stretched, and the shielding cloth 24 is supported and suspended above the head and part of the chest of the wounded; then the locking knob 26 is screwed, so that the locking knob 26 is screwed into the limiting ring 27, and the end part of the first shielding rod 21 is fixed and is fixedly rotated through mutual extrusion between the locking knob 26 and the limiting ring 27; then, the end of the extension cloth 31 is pulled to move toward the rear end of the stretcher, so that the length of the extension cloth 31 is stretched out from the storage shaft 33, the two hooks 36 are clamped on the side edge of the rear end of the stretcher, and then the extension cloth 37 is stretched out and vertically put down to shield the two sides of the patient, thereby shielding the rest of the body of the wounded person.

The utility model has the beneficial effects that: the shielding device for sunshade and rain shields the head and chest of the wounded by placing the chassis 10 under the wounded, and by unfolding the second shielding rod 22 and the extension cloth 31; the length of the extension cloth 31 is stretched out from the storage shaft 33 by pulling the stop lever 35 to move towards the tail end of the stretcher, then the clamping hooks 36 are clamped on the side edge of the tail end of the stretcher, so that the stretched extension cloth 31 is fixed, then the extension cloth 37 is stretched out and vertically put down, the rest body of a wounded is shielded, the whole body of the wounded is shielded, and the condition of aggravation caused by external sun-shading or stimulation of a rain and snow environment is prevented; moreover, the end part of the first shielding rod 21 is abutted and fixed by screwing the locking knob 26, so that the first shielding rod 21 is prevented from being driven to move when the rod 35 is pulled; the underframe 10 and the shielding assembly 20 can be rolled up for placement, so that the device is convenient to store and carry.

The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model, and are intended to be included within the scope of the appended claims and description.

Claims (9)

1. A shade device for sun and rain shading, comprising:

the bottom frame comprises a supporting shaft and a supporting rod, the supporting rod is of a U-shaped structure, two ends of the supporting rod are respectively and fixedly connected with two ends of the supporting shaft, and the bottom frame is used for being placed at the head end of a stretcher;

the shielding assembly is rotationally connected to the supporting shaft and comprises a first shielding rod, a second shielding rod and a plurality of auxiliary rods, the first shielding rod, the second shielding rod and the auxiliary rods are of U-shaped structures, two ends of the first shielding rod are respectively rotationally connected to two ends of the supporting shaft, two ends of the first shielding rod are respectively rotationally connected with connecting blocks, the top ends of the two connecting blocks are respectively rotationally connected with two ends of the second shielding rod, and shielding cloth is connected between the opposite side surfaces of the first shielding rod and the second shielding rod; the auxiliary rods are adhered to the outer side face of the shielding cloth at intervals, and the end parts of the auxiliary rods on the same side face the joint of the first shielding rod and the second shielding rod together; and

The extension shielding piece is arranged on the second shielding rod and comprises a storage piece and extension cloth, one end portion of the extension cloth can be rolled inside the storage piece, and the other end of the extension cloth is pulled to enable the other end of the extension cloth to be clamped at the tail end of the stretcher.

2. A shielding device for sun and rain according to claim 1, wherein: the supporting rod, the first shielding rod, the second shielding rod and the auxiliary rod are made of elastic materials.

3. A shielding device for sun and rain according to claim 2, characterized in that: the utility model discloses a storage piece, including barrel, storage axle and torsional spring, the both ends of barrel are the blind end, the storage axle rotates and sets up in the barrel, the holding tank has all been seted up to the inside both ends lateral wall of barrel, the both ends of storage axle extend to two holding tank internal rotation and connect, the both ends outside of storage axle all overlaps and is equipped with the torsional spring, the one end fixed connection of torsional spring is in the tip outside of storage axle, and the other end fixed connection is on the inner wall of holding tank, the extension groove rather than inside intercommunication is seted up along the axis direction to the outer wall of barrel, the one end of extension cloth is rolled up in the outside of storage axle, and the other end slides and passes the extension groove and extend to the outside, the both sides of extension cloth all are equipped with the extension cloth.

4. A shielding device for sun and rain according to claim 3, wherein: the end part of the extension cloth, which is positioned outside the cylinder body, is fixedly provided with a stop lever, and the length of the stop lever is greater than the width of the extension groove.

5. A shade device for sun and rain according to claim 4, wherein: the extension shielding piece further comprises two clamping hooks which are fixedly arranged on the stop lever through connecting rods, the two clamping hooks are of U-shaped structures, and the width of the two sides of the opening end of each clamping hook is smaller than that of the closed end of each clamping hook, so that the two sides of the opening end of each clamping hook are in a closed state.

6. A shielding device for sun and rain according to claim 1, wherein: the shielding assembly further comprises two locking knobs and two limiting rings, the two limiting rings are respectively fixedly sleeved on the outer sides of the two ends of the supporting shaft, the two locking knobs are respectively sleeved on the two ends of the supporting shaft in a threaded mode, and the position, connected to the supporting shaft, of the first shielding rod in a rotating mode is located between the locking knobs and the limiting rings.

7. A shade device for sun and rain according to claim 6, wherein: the end part of the supporting rod is positioned between the two limiting rings, and the two ends of the first shielding rod are respectively positioned on the side faces of the two limiting rings, which are away from each other.

8. A shielding device for sun and rain according to claim 1, wherein: the shielding assembly further comprises two limiting plates, the top ends of the two connecting blocks are respectively provided with a hinge groove, two sides of the hinge grooves are respectively communicated with two sides of the connecting blocks, two ends of the second shielding rod are respectively inserted into the two hinge grooves to be connected in a rotating mode, and the two limiting plates are respectively and obliquely fixed on the inner bottom wall of the hinge grooves.

9. A shielding device for sun and rain according to claim 1, wherein: an observation window is formed in the shielding cloth, and one side of the observation window is adhered with the observation cloth.