CN220059172U - Protective net and protective equipment - Google Patents

Abstract

The utility model provides a protective net and protective equipment, which relates to the field of protective equipment, wherein the protective net comprises a frame assembly, a first rotating part, an inserting part, a first limiting part and at least two first connecting parts which are arranged in a staggered mode, the frame assembly comprises at least three frame bodies, the inserting end of the inserting part can penetrate through the first connecting parts and is inserted between the two first rotating parts, the inserting end moves to drive the two adjacent first rotating parts to rotate so as to enable the two adjacent frame bodies to reversely rotate, the first limiting part is movably arranged on the inserting part, the first limiting part is connected with the first connecting parts and the frame bodies and is used for limiting the inserting end to move relative to the first rotating parts, the two adjacent frame bodies can be stored and unfolded by driving the inserting end to move, the operation is convenient, the first limiting part can fix the positions of the two adjacent frame bodies, and the stability of the protective net during storage and use can be effectively improved.

Description

Protective net and protective equipment

Technical Field

The utility model relates to the field of protective equipment, in particular to a protective net and protective equipment.

Background

The building construction refers to the production activity of engineering construction implementation stage, which is the construction process of various buildings, and can be said to be the process of changing various lines on a design drawing into real objects at a designated place. The construction method comprises foundation engineering construction, main body structure construction, roof engineering construction, decoration engineering construction and the like, and when the construction is carried out in a construction site, a protection net is required to be used for safety protection.

The existing protective net generally comprises split-type spliced type and integrated type, and the integrated protective net has certain inconvenience when being carried and transferred due to the large specification, and is easy to have poor adaptability due to the different lengths of the protective net when being installed in a target area; although the split type protective net can effectively avoid the problems, the stability of the joint is limited to a certain extent, and when a plurality of protective nets are needed to be spliced, a great deal of workload is required by operators, and time and labor are wasted.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model provides a protective net and protective equipment.

In a first aspect, the present utility model provides a protection net, including: the frame assembly comprises at least three frame bodies, wherein the adjacent two frame bodies are in fit connection, at least one end of each frame body is movably connected with the corresponding first connecting piece, a net body is arranged in each frame body, the first rotating piece is arranged at the joint of the frame body and the first connecting piece, the inserting end of each inserting piece can penetrate through the first connecting piece to be inserted between the two first rotating pieces, the inserting end moves to drive the adjacent two first rotating pieces to rotate, so that the adjacent two frame bodies reversely rotate, the first limiting pieces are movably arranged on the inserting pieces, and the first limiting pieces are connected with the first connecting pieces and the frame bodies to be used for limiting the inserting end to move relative to the first rotating pieces.

With reference to the first aspect, in a possible implementation manner, the support end of the first connecting piece is provided with a support piece, and the frame assembly includes: the novel portable electronic device comprises a first frame body, a second frame body and a third frame body, wherein one end of the first frame body is movably connected with a first connecting piece, the other end of the first frame body is detachably connected with a supporting piece, two ends of the second frame body are respectively and correspondingly movably connected with the first connecting piece, the third frame body is located on one side, away from the first frame body, of the second frame body, one end of the third frame body is movably connected with the first connecting piece, and the other end of the third frame body is detachably connected with the supporting piece.

With reference to the first aspect, in one possible implementation manner, the support member is provided with a first accommodating groove, the first frame body and the third frame body are provided with a first guiding cylinder, a second limiting member is sleeved in the first guiding cylinder, and a limiting end of the second limiting member is inserted into the first accommodating groove.

With reference to the first aspect, in one possible implementation manner, a pressing piece is disposed at an end, far away from the first accommodating groove, of the first limiting piece, a first elastic piece is disposed on the first guide cylinder, and the first elastic piece is located between the first guide cylinder and the pressing piece, and the first elastic piece is connected with the first guide cylinder and the pressing piece.

With reference to the first aspect, in one possible implementation manner, the frame body is provided with a second accommodating groove, when two adjacent frame bodies are attached, the two adjacent second accommodating grooves form a second guide cylinder, and the plugging end can move in the second guide cylinder.

With reference to the first aspect, in one possible implementation manner, the frame body is sleeved with a second rotating member, the second rotating member is located at one end of the frame body, which is close to the first connecting member, the second rotating member is rotationally connected with the first connecting member, and the first rotating member is sleeved on the second rotating member.

With reference to the first aspect, in one possible implementation manner, the frame body is provided with a third guide cylinder, the third guide cylinder is located on one side, close to the first connecting piece, of the frame body, the second rotating piece is sleeved in the third guide cylinder, two ends of the second rotating piece are respectively connected with one corresponding end of the first connecting piece in a rotating manner, and the first rotating piece is located on one end, close to the third guide cylinder, of the second rotating piece.

With reference to the first aspect, in one possible implementation manner, the inserting end is provided with a rack, and the inserting end can be inserted between the two first rotating pieces through the first connecting piece, so that the inserting end is in meshed connection with the two second rotating pieces.

With reference to the first aspect, in one possible implementation manner, the plug connector is provided with a second connecting piece, the second connecting piece is located at one end of the plug connector away from the first rotating piece, the first limiting piece is movably disposed on the second connecting piece, the first limiting piece is detachably connected with the first connecting piece, and the first limiting piece is detachably connected with the frame body.

In a second aspect, the present utility model provides a protective device, including the protective net described above.

Compared with the prior art, the utility model has the beneficial effects that:

according to the protective net provided by the utility model, the inserting end of the inserting piece can penetrate through the first connecting piece and is inserted between the two first rotating pieces, the adjacent two first rotating pieces can be driven to rotate by the movement of the inserting end, so that the adjacent two frame bodies can reversely rotate, the adjacent two frame bodies can be attached and stored to form a whole, the length of the protective net during carrying and transferring is shortened, the convenience of the protective net during carrying and transferring is greatly improved, the adjacent two frame bodies can be unfolded by reversely rotating the adjacent two frame bodies, the use of the protective net is facilitated, namely, the storage and the unfolding of the adjacent two frame bodies can be realized by driving the inserting end to move, the operation is convenient, the first limiting piece can limit the movement of the inserting end relative to the first rotating pieces, the relative positions of the adjacent two frame bodies can be fixed, and the stability of the protective net during carrying and transferring can be effectively improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram showing the overall structure of a protection net;

FIG. 2 is a schematic view showing the overall structure of a protection net at another angle;

fig. 3 is an enlarged schematic view of the portion a in fig. 2;

FIG. 4 is a schematic view showing a part of the structure of a protection net;

fig. 5 is an enlarged schematic view of the portion B in fig. 4;

FIG. 6 is a schematic view showing the structure of the protection net in an unfolded state;

fig. 7 shows an enlarged schematic view of the C portion in fig. 6.

Description of main reference numerals:

100-a frame assembly; 110-a first frame; 120-a second frame; 130-a third frame; 140-a first guide cylinder; 150-a second accommodation groove; 160-a third guide cylinder; 170-positioning rod; 171-a second elastic member; 200-a first rotating member; 300-plug connector; 310-plug end; 320-rack; 400-a first limiting piece; 500-first connection; 600-support; 610-a first receiving groove; 620-a third receiving slot; 630-jack; 700-a second limiting piece; 710—a limit end; 720-pressing end; 730-cushion blocks; 740—a pressing member; 741-a first elastic member; 800-a second rotating member; 900-second connector.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or 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 device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not 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 such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

Example 1

Referring to fig. 1 and 7, an embodiment of the present utility model provides a protection net, including: the frame assembly 100, the first rotating member 200, the plug connector 300, the first limiting member 400 and the two first connecting members 500 are arranged in a staggered manner. The frame assembly 100 is disposed between two of the first connectors 500, the frame assembly 100 includes three frames, two adjacent frames are disposed in an adhering manner, at least one end of each frame is movably connected with each of the first connectors 500, and a net is disposed in each frame. The first rotating member 200 is disposed at a connection portion between the frame and the first connecting member 500. The plug end 310 of the plug 300 can penetrate through the first connector 500 to be inserted between the two first rotating members 200, the plug end 310 moves to drive the two adjacent first rotating members 200 to rotate so as to enable the two adjacent frames to reversely rotate, so that the two adjacent frames can be attached and stored to form a whole, the length of the protective net when the protective net is carried and transferred is shortened, the convenience of the protective net when the protective net is carried and transferred is greatly improved, the two adjacent frames can be reversely rotated to enable the two adjacent frames to be unfolded, and therefore the protective net is convenient to use, namely the two adjacent frames can be stored and unfolded by driving the plug end 310 to move. The first limiting part 400 is movably disposed on the plug connector 300, and the first limiting part 400 is connected with the first connecting part 500 and the frame body, so as to limit the movement of the plug end 310 relative to the first rotating part 200, thereby fixing the relative positions of two adjacent frame bodies, and effectively improving the stability of the protection net when being stored and used.

In other embodiments, the number of the first connectors 500 may be an even number of four, six, eight, etc., which are not illustrated herein. Accordingly, the number of the frames may be an odd number of five, seven, nine, etc., and the description is not given here.

Referring to fig. 1, in some embodiments, the first connector 500 is provided with a support 600, and the first connector 500 includes a support end. The support end is located at an end of the first connecting member 500 near the support surface. The support 600 is connected to the support end, and the support 600 is circular.

In other embodiments, the support 600 is square.

Referring to fig. 2, in some embodiments, the support 600 is provided with a receptacle 630. On the soft support surface, a plunger may be inserted into the insertion hole 630, thereby further improving the stability of the support 600 placed on the support surface. The receptacle 630 is a circular hole.

In other embodiments, the receptacles 630 are square shaped holes.

Referring to fig. 1 and 2, in some embodiments, the frame assembly 100 includes: the first frame 110, the second frame 120, and the third frame 130. One end of the first frame 110 is movably connected with the first connector 500, and the other end of the first frame 110 is detachably connected with the support 600. The second frame 120 is disposed on one side of the first frame 110, and two ends of the second frame 120 are respectively movably connected with the corresponding first connecting members 500. The third frame 130 is located at a side of the second frame 120 away from the first frame 110, one end of the third frame 130 is movably connected with the first connecting member 500, and the other end of the third frame 130 is detachably connected with the supporting member 600. The first frame 110, the second frame 120, and the third frame 130 are square frames.

Referring to fig. 2, in some embodiments, the support 600 further includes a first receiving groove 610. The first frame 110 and the third frame 130 are provided with a first guide cylinder 140, the first guide cylinder 140 is located at one end of the first frame 110 near the supporting member 600, and the first guide cylinder 140 is located at one end of the third frame 130 near the supporting member 600. The first guide cylinder 140 is sleeved with a second limiting member 700. The second limiting member 700 is cylindrical, and the second limiting member 700 includes a limiting end 710 and a pressing end 720. The limiting end 710 is located at one end of the second limiting member 700 near the supporting member 600, and a cushion block 730 is connected to the limiting end 710. The cushion block 730 is cylindrical, the central axis of the cushion block 730 coincides with the central axis of the second limiting member 700, and the cushion block 730 is placed in the first accommodating groove 610, so as to limit the first frame 110 and the third frame 130, so that the first frame 110, the second frame 120 and the third frame 130 can be stably accommodated in a fitting manner. The pressing end 720 is located at an end of the second limiting member 700 away from the limiting end 710.

Referring to fig. 4, in some embodiments, a pressing member 740 is connected to the pressing end 720. The pressing member 740 is cylindrical, and a central axis of the pressing member 740 coincides with a central axis of the second limiting member 700. The first guide cylinder 140 is provided with a first elastic member 741. The first elastic member 741 is located between the first guide cylinder 140 and the pressing member 740, and the first elastic member 741 connects the first guide cylinder 140 and the pressing member 740.

In some embodiments, the first elastic member 741 is a spring. Lifting the pressing member 740 to make the first elastic member 741 in a pulled-up state, and the cushion block 730 is separated from the first accommodating groove 610, so as to drive the plugging end 310 to move, so that the first frame 110 and the second frame 120, and/or the third frame 130 and the second frame 120 synchronously rotate reversely, so that the first frame 110, the second frame 120, and the third frame 130 are converted from a storage state to a deployment state, and referring to fig. 6, at this time, the cushion block 730 moves onto a supporting surface, and the first elastic member 741 is in a compressed state, and the cushion block 730 is abutted onto the supporting surface under the elastic action of the first elastic member 741, so that the cushion block 730 can be stably pressed onto the supporting surface, and the first frame 110 and the third frame 130 in the deployment state can be limited, thereby further improving the stability of the protection net when in deployment.

Referring to fig. 4, in some embodiments, the first frame 110, the second frame 120, and the third frame 130 are provided with a second receiving groove 150. The second receiving groove 150 is disposed on the first frame 110, the second frame 120, and the third frame 130 along a first direction. When the first frame 110 is attached to the second frame 120, the second receiving groove 150 on the first frame 110 and the second receiving groove 150 on the second frame 120 are located at opposite positions, and form a second guide cylinder. The plugging end 310 may move in the second guide cylinder, which increases the movable range of the plugging end 310, so that the plugging end 310 may perform multi-angle rotation adjustment on the first frame 110 and the second frame 120, and/or the third frame 130 and the second frame 120.

Referring to fig. 2 and 3, in some embodiments, a third guide cylinder 160 is further disposed on the first frame 110, the second frame 120, and the third frame 130. The third guide cylinders 160 are distributed at two ends of the second frame 120, the third guide cylinders 160 are disposed at one end of the first frame 110, the third guide cylinders 160 are disposed at one end of the third frame 130, and the third guide cylinders 160 on the first frame 110 and the third guide cylinders 160 on the third frame 130 are respectively located at one end corresponding to the second frame 120. A second rotating member 800 is inserted into the third guide cylinder 160. The length of the second rotating member 800 in the second direction is greater than the length of the third guide cylinder 160 in the second direction. The second direction is perpendicular to the first direction. The two ends of the second rotating member 800 are respectively rotatably connected with the corresponding ends of the first connecting member 500, so that the first frame 110, the second frame 120, and the third frame 130 are uniformly movably connected with the first connecting member 500.

In some embodiments, the second rotating member 800 is a rotating shaft. The first rotating member 200 is a rotating gear, the first rotating member 200 is sleeved on the second rotating member 800, the first rotating member 200 is distributed at two ends of the second rotating member 800, and the first rotating member 200 is located between the end of the third guide cylinder 160 and the end of the first connecting member 500. The socket end 310 is provided with a rack 320, and the socket end 310 may be inserted between two adjacent first rotating members 200 through the first connector 500 along the first direction, so that the socket end 310 is engaged with the two second rotating members 800. The plugging end 310 moves in a direction away from the second guide cylinder, so that the first frame 110 and the second frame 120 synchronously rotate in opposite directions, and the third frame 130 and the second frame 120 synchronously rotate in opposite directions, so that the first frame 110, the second frame 120 and the third frame 130 are in an unfolded state. On the contrary, the insertion end 310 moves in a direction approaching the second guide cylinder, the first frame 110 and the second frame 120 synchronously rotate in opposite directions, and the third frame 130 and the second frame 120 synchronously rotate in opposite directions, so that the first frame 110, the second frame 120 and the third frame 130 are in a bonded storage state.

Referring to fig. 1 and 3, in some embodiments, the connector 300 is provided with a second connector 900. The second connecting piece 900 is located at one end of the plug 300 away from the first rotating piece 200, and the second connecting piece 900 is disposed along the second direction, and the second connecting piece 900 is a connecting plate, and the plug end 310 can be driven to move in the second guiding cylinder by driving the connecting plate to move along the first direction.

In some embodiments, threaded through holes are provided in the second connector 900 and the first connector 500. The first limiting part 400 is a screw, the first limiting part 400 is inserted into the threaded through hole along the first direction, and the first limiting part 400 is matched with the threaded through hole, so that the second connecting part 900 and the first connecting part 500 are in threaded connection with the first limiting part 400. When the first frame 110, the second frame 120, and the third frame 130 are in the attached storage state, the first limiting member 400 connects the first connecting member 500 and the second connecting member 900, so that the position of the plugging end 310 can be limited, and the cushion block 730 abuts against the bottom wall of the first accommodating groove 610 under the elastic action of the first elastic member 741, so that the cushion block 730 can be stably pressed against the supporting member 600, and thus the relative positions of the first frame 110, the second frame 120, and the third frame 130 can be stably fixed, and the stability of the protection network in the storage state is improved.

Referring to fig. 4 and 5, in some embodiments, a third receiving groove 620 is further provided on the support 600. The first frame 110, the second frame 120, and the third frame 130 are further provided with a positioning rod 170. The number of the positioning rods 170 on the first frame 110 is one, and the positioning rods are located at one side of the first frame 110 near the supporting member 600. The number of the positioning rods 170 of the second frame 120 is two, and the positioning rods are located at one side of the second frame 120 near the supporting member 600. The number of the positioning rods 170 on the third frame 130 is one, and the positioning rods are located at one side of the third frame 130 near the supporting member 600.

In some embodiments, the third receiving groove 620 is an arcuate groove guide groove. The positioning rod 170 is provided with a second elastic member 171 therein. The second elastic member 171 is a spring. When the first frame 110, the second frame 120, and the third frame 130 are in the attached storage state, the second elastic member 171 is in the compressed state, and the positioning rod 170 abuts against the bottom wall of the third accommodating groove 620 under the elastic force of the second elastic member 171, so that the stability of the protection net in the attached state can be further improved.

In some embodiments, the positioning rod 170 is disposed in a sharp shape near an end of the third receiving groove 620.

In the use process of the protection net, when the first frame 110, the second frame 120 and the third frame 130 need to be switched from the storage state to the unfolding state, the first limiting member 400 is rotated, so that the first limiting member 400 is separated from the first connecting member 500, thereby releasing the position limitation of the inserting end 310, the pressing member 740 is lifted, so that the cushion block 730 is separated from the first accommodating groove 610, thereby releasing the limiting effect of the second limiting member 700, the second connecting member 900 is driven to move along the direction away from the first connecting member 500, so that the inserting end 310 is moved, and the adjacent two first rotating members 200 can be driven to synchronously and reversely rotate, so that the first frame 110, the second frame 120 and the third frame 130 are converted from the attached storage state to the unfolding use state, and the positioning rod 170 moves to the supporting surface along the third receiving groove 620 during the rotation of the two adjacent first rotating members 200, and the positioning rod 170 is disposed in a sharp shape, so as to be convenient to be inserted into the soft supporting surface, the second limiting member 700 is separated from the first receiving groove 610 during the rotation of the two adjacent first rotating members 200, so that the cushion block 730 moves to the supporting surface, and the cushion block 730 can be stably pressed on the supporting surface, and then the first limiting member 400 is rotated to connect the first limiting member 400 with the first connecting member 500 and the second connecting member 900, so that the limiting end 710 is defined in position, so that the protection net is in a stable unfolded shape, and is convenient to use during construction.

Through the cooperation of first locating part 400 first spring first holding tank 610 second locating part 700 locating lever 170 second spring third holding tank 620 and jack 630, can be to first framework 110 second framework 120 third framework 130 and support piece 600 carries out stable position fixing, has improved the steadiness with construction operation when the protection network is accomodate, has effectively improved the security when the protection network removes and during the use. And the storage and the unfolding of the protection net can be realized by driving the plug end 310 to move, so that the convenience of operation is improved.

Example two

Referring to fig. 1 to 7, an embodiment of the present utility model provides a protection device, which includes the protection net in any one of the above embodiments, so that all the beneficial effects of the protection net in any one of the above embodiments are not described herein.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.

Claims (10)

1. A protective net, comprising:

at least two first connecting pieces arranged in a staggered manner;

the frame assembly is arranged between the two first connecting pieces and comprises at least three frame bodies, wherein two adjacent frame bodies are arranged in a bonding mode, at least one end of each frame body is movably connected with each first connecting piece, and a net body is arranged in each frame body;

the first rotating piece is arranged at the joint of the frame body and the first connecting piece;

the inserting end of the inserting piece can penetrate through the first connecting piece and is inserted between the two first rotating pieces, and the inserting end moves to drive the two adjacent first rotating pieces to rotate so as to enable the two adjacent frame bodies to reversely rotate;

the first limiting piece is movably arranged on the plug connector and is connected with the first connecting piece and the frame body, so that the plug connector is limited to move relative to the first rotating piece.

2. The protection network of claim 1, wherein the support end of the first connector is provided with a support member;

the frame assembly includes:

one end of the first frame body is movably connected with the first connecting piece, and the other end of the first frame body is detachably connected with the supporting piece;

the two ends of the second frame body are respectively and movably connected with the corresponding first connecting pieces;

the third frame body is located on one side, away from the first frame body, of the second frame body, one end of the third frame body is movably connected with the first connecting piece, and the other end of the third frame body is detachably connected with the supporting piece.

3. The protection network according to claim 2, wherein the support member is provided with a first receiving groove;

the first frame body and the third frame body are provided with first guide cylinders, second limiting parts are sleeved in the first guide cylinders, and limiting ends of the second limiting parts are inserted into the first accommodating grooves.

4. The protective screen according to claim 3, wherein a pressing piece is arranged at one end of the first limiting piece far away from the first accommodating groove;

the first guide cylinder is provided with a first elastic piece, the first elastic piece is located between the first guide cylinder and the pressing piece, and the first elastic piece is connected with the first guide cylinder and the pressing piece.

5. The protection net according to any one of claims 1 to 4, wherein a second receiving groove is provided on the frame body, and when two adjacent frame bodies are attached, two adjacent second receiving grooves form a second guide cylinder, and the insertion end is movable in the second guide cylinder.

6. The protection net according to claim 1, wherein a second rotating member is sleeved in the frame body, the second rotating member is located at one end of the frame body, which is close to the first connecting member, the second rotating member is rotatably connected with the first connecting member, and the first rotating member is sleeved on the second rotating member.

7. The protection network according to claim 6, wherein a third guide cylinder is arranged on the frame body, the third guide cylinder is located at one side of the frame body, which is close to the first connecting piece, the second rotating piece is sleeved in the third guide cylinder, two ends of the second rotating piece are respectively connected with one corresponding end of the first connecting piece in a rotating mode, and the first rotating piece is located at one end of the second rotating piece, which is close to the third guide cylinder.

8. The protection net according to claim 6 or 7, wherein a rack is provided on the insertion end, and the insertion end can be inserted between the two first rotating members through the first connecting member, so that the insertion end is engaged with the two second rotating members.

9. The protection net according to any one of claims 1 to 4, wherein a second connecting piece is arranged on the plug-in piece, the second connecting piece is located at one end, far away from the first rotating piece, of the plug-in piece, the first limiting piece is movably arranged on the second connecting piece, the first limiting piece is detachably connected with the first connecting piece, and the first limiting piece is detachably connected with the frame body.

10. A protective apparatus comprising the protective net according to any one of claims 1 to 9.