CN113463975A

CN113463975A - Protective fence

Info

Publication number: CN113463975A
Application number: CN202111025082.1A
Authority: CN
Inventors: 段丽珠
Original assignee: Shenzhen Dongfang Xinyuan New Energy Co ltd
Current assignee: Shenzhen Dongfang Xinyuan New Energy Co ltd
Priority date: 2021-09-02
Filing date: 2021-09-02
Publication date: 2021-10-01

Abstract

The application discloses rail guard, the rail guard includes the base, support body and joint spare, the base includes the first portion, connect the one end of first portion and first portion pivoted second portion relatively, the second portion has user state and accomodates the state, the support body includes the fixed part of keeping away from the one end fixed connection of second portion with the first portion, with first portion and second portion sliding connection's movable part, the movable part has the first bayonet socket that is close to the second portion and keeps away from the second bayonet socket of second portion, the joint spare sets up in the one end that the first portion was kept away from to the second portion, wherein, the second portion is when user state, joint spare and first bayonet socket joint, the second portion is when accomodating the state, joint spare and second bayonet socket joint. The design can reduce the space occupancy rate of the guard rail so as to improve the portability of the transportation of the guard rail.

Description

Protective fence

Technical Field

The application relates to the technical field of new forms of energy, especially, relate to a rail guard.

Background

With the popular trend of self-driving tour, the new energy automobile can be used as an independent power supply to supply power, so the new energy automobile becomes a preferred vehicle for people.

People usually need to surround a private area by using the guard rail during camping so as to facilitate the activities of people, and the space in the trunk of the new energy automobile is limited, so how to effectively reduce the space occupancy rate of the guard rail so as to improve the portability of guard rail transportation becomes an urgent problem to be solved.

Disclosure of Invention

The embodiment of the application provides a guard rail, which can reduce the space occupancy rate of the guard rail so as to improve the portability of the transportation of the guard rail.

In a first aspect, an embodiment of the present application provides a guard rail; the rail guard includes the base, support body and joint spare, the base includes the first portion, connect the one end of first portion and first portion pivoted second portion relatively, the second portion has user state and accomodates the state, the support body includes the fixed part of keeping away from the one end fixed connection of second portion with the first portion, with first portion and second portion sliding connection's movable part, the movable part has the first bayonet socket that is close to the second portion and keeps away from the second bayonet socket of second portion, the joint spare sets up in the one end that the first portion was kept away from to the second portion, wherein, the second portion is when user state, joint spare and first bayonet socket joint, the second portion is when accomodating the state, joint spare and second bayonet socket joint.

According to the protective guard of the embodiment of the application, when the second part is in the storage state, the second part rotates relative to the first part until the clamping piece is clamped with the second bayonet, the protective guard is folded and folded at the moment, the space occupancy rate of the protective guard is reduced, and therefore the protective guard is more convenient to transport.

In some embodiments, a groove is formed in one end, away from the first portion, of the second portion, the clamping piece comprises a spring and a clamping block, the spring is arranged in the depth direction of the groove, one end of the spring is fixedly connected with the bottom wall of the groove, the clamping block is fixedly connected with one end, away from the bottom wall of the groove, of the spring, and the clamping block is provided with a guide surface which inclines from the bottom wall of the groove to the notch of the groove in the direction away from the movable portion.

Based on the embodiment, through the design of the fixture block and the spring, the fixture block compresses the spring under the action of external force and moves to be completely accommodated in the groove along the groove in the direction close to the groove bottom wall of the groove, when the notch of the groove is aligned with the first bayonet, the fixture block moves to the outside of the groove along the groove in the direction far away from the groove bottom wall of the groove under the action of the elastic force of the spring and is clamped with the first bayonet, so that the second part is clamped and fixed with the movable part in a use state, when the notch of the groove is aligned with the second bayonet, the fixture block moves to the outside of the groove along the direction far away from the groove bottom wall of the groove under the action of the elastic force of the spring and is clamped and fixed with the second bayonet, and therefore the second part is clamped and fixed with the movable part in an accommodating state; through design spigot surface on the fixture block, the spigot surface has the guide effect to the fixture block of being convenient for moves along the spout under the exogenic action.

In some embodiments, the movable portion includes a clamping portion, the clamping portion is disposed on a side of the movable portion away from the fixed portion, the second bayonet is located on the clamping portion, a first slot adapted to be inserted into the clamping portion is disposed on a side of the fixed portion away from the movable portion, the fixed portion is further provided with a mounting hole communicated with the first slot, the clamping portion is provided with a jack corresponding to the mounting hole, the guard rail includes a locking member, when the second portion is in a use state, the first slot is inserted into the clamping portion of another guard rail and is matched with the first slot, and the locking member sequentially penetrates through the mounting hole and the jack and penetrates out of the fixed portion, so as to lock and fix two adjacent guard rails.

Based on the embodiment, the adjacent two guard rails are matched with the first slot in the fixed part in an inserting mode through the clamping parts on the movable parts, the adjacent guard rails are locked and fixed through the locking parts sequentially penetrating through the mounting holes and the jacks, and the connection stability between the two guard rails is further enhanced.

In some embodiments, the movable portion includes a clamping portion, the clamping portion is disposed on a side of the movable portion away from the fixed portion, the second bayonet is located on the clamping portion, the fixed portion is away from a second slot having a mating fit with the clamping portion, a notch of the second slot is parallel to a plane where a rotation direction of the second portion is located, the fixed portion is further provided with a mounting hole communicated with the second slot, the clamping portion is provided with a jack corresponding to the mounting hole, the guard rail further includes a locking member, when the second portion is in use, the second slot is mated with the clamping portion of another guard rail in a mating fit manner, the locking member sequentially penetrates through the mounting hole and the jack and penetrates out of the fixed portion, so as to lock and fix two adjacent guard rails.

Based on the embodiment, the adjacent two guard rails are matched with the second slot in the fixed part in an inserting mode through the clamping parts on the movable parts, the adjacent guard rails are locked and fixed through the locking parts sequentially penetrating through the mounting holes and the jacks, and the connection stability between the two guard rails is further enhanced.

In some embodiments, the locking member comprises a first locking rod, a second locking rod hinged to one end of the first locking rod, and a locking nut, and one ends of the first locking rod and the second locking rod, which are far away from each other, sequentially penetrate through the mounting hole and the insertion hole and penetrate out of the fixing part to be in threaded fit with the locking nut.

Based on above-mentioned embodiment, after the one end that first locking lever and second locking lever kept away from each other passed mounting hole and jack in proper order, the one end that first locking lever and second reached the pole and kept away from each other and lock nut spiro union cooperation to two adjacent rail guards of locking stationary phase, the connection stability between two adjacent rail guards is strengthened.

In some embodiments, the clamping member further includes a shifting block slidably connected to the groove, the shifting block is embedded in the spring and fixedly connected to the clamping block, a clamping hole is formed in an end of the shifting block away from the clamping block, a first clamping groove and a second clamping groove communicated with the groove are further formed in an end of the second portion away from the first portion, ends of the first locking rod and the second locking rod away from each other can be used for penetrating the first clamping groove and being plugged into the clamping hole, the clamping block moves towards a direction close to the groove bottom wall of the groove to separate from the first bayonet, or ends of the first locking rod and the second locking rod away from each other can be used for penetrating the second clamping groove and being plugged into the clamping hole, and the clamping block moves towards a direction close to the groove bottom wall of the groove to separate from the second bayonet.

Based on the embodiment, one end, away from each other, of each of the first locking rod and the second locking rod penetrates through the first clamping groove and is inserted into the clamping hole, so that the shifting block moves towards the direction close to the groove bottom wall of the groove along the groove under the action of the first locking rod and the second locking rod, the shifting block drives the clamping block connected with the shifting block to extrude the spring to enable the clamping block to move towards the direction close to the groove bottom wall of the groove along the groove, and when the clamping block completely moves into the groove and is separated from the first clamping opening, the second part can be detached from the movable part in a use state; one end, far away from each other, of the first locking rod and the second locking rod penetrates through the second clamping groove and is inserted into the clamping hole, so that the shifting block moves towards the direction close to the groove bottom wall of the groove along the groove under the action of the first locking rod and the second locking rod, the shifting block drives the clamping block connected with the shifting block to extrude the spring to enable the clamping block to move towards the direction close to the groove bottom wall of the groove along the groove, and when the clamping block completely moves into the groove and is separated from the second clamping opening, the second part can be detached from the interaction part in a storage state; the first locking rod and the second locking rod are used for locking and fixing two adjacent protective guards and also can be used for disassembling the movable part of the same protective guard and the second part of the base, and the protective guard does not need to be disassembled by other tools, so that the practicability and the convenience of the protective guard are further improved.

In some embodiments, the first portion and the second portion are provided with mutually communicated sliding grooves, the guard rail further comprises a first pulley, the first pulley is rotatably connected with one end of the movable portion close to the first portion, and the first pulley is slidably connected with a groove wall of the sliding groove.

Based on the embodiment, the design of the first pulley enables the second part to be switched from the using state to the storing state, or rolling friction is generated between the movable part and the first part and between the movable part and the second part in the process that the second part is switched from the storing state to the using state, so that the friction force between the movable part and the first part and between the movable part and the second part is reduced, and the folding and the unfolding of the guard rail are facilitated.

In some embodiments, the guard rail further includes a first limiting structure, the first limiting structure includes a first protrusion and a first concave strip, the first protrusion is disposed on one of the outer peripheral side of the first pulley and the groove wall of the sliding groove, the first concave strip is disposed on the other of the outer peripheral side of the first pulley and the groove wall of the sliding groove, and the first protrusion is adapted to the first concave strip to limit the first pulley from moving in a direction perpendicular to the groove bottom wall of the sliding groove.

Based on above-mentioned embodiment, through first arch and the cooperation of first concave strip between the cell wall of first pulley and recess, realized the cell wall of spout to the limiting displacement of first pulley in the direction of the groove bottom wall of perpendicular to spout to the stability of being connected between movable part and first portion and the second portion has been strengthened.

In some embodiments, the guard rail further comprises a foldable guard rail body, one side of the guard rail body is connected with one side of the fixed part facing the movable part, the other side of the guard rail body is connected with one side of the movable part facing the fixed part, the guard rail further comprises a second pulley, the second pulley is rotatably connected with one end of the guard rail body close to the first part, and the second pulley is slidably connected with the groove wall of the sliding groove.

Based on the embodiment, the design of the second pulley enables the second part to be switched from the using state to the storing state, or rolling friction is generated between the guardrail body and the first part and between the guardrail body and the second part in the process that the second part is switched from the storing state to the using state, so that the friction force between the guardrail body and the first part and between the guardrail body and the second part is reduced, and the folding and the unfolding of the guardrail are facilitated; in addition, through the design of the second pulley, the second pulley provides support for the guardrail body and the first part and the second part, so that the integral structural stability of the guardrail is further ensured.

In some embodiments, the guard rail further includes a second limiting structure, the second limiting structure includes a second protrusion and a second concave strip, the second protrusion is disposed on one of an outer peripheral side of the second pulley and a slot wall of the sliding slot, the second concave strip is disposed on the other of the outer peripheral side of the second pulley and the slot wall of the sliding slot, and the second protrusion is adapted to the second concave strip to limit the second pulley from moving in a direction perpendicular to the slot bottom wall of the sliding slot.

Based on above-mentioned embodiment, through the cooperation of second arch and second concave between the cell wall of second pulley and recess, realized the cell wall of spout to the limiting displacement of second pulley in the direction of the groove bottom wall of perpendicular to spout to the stability of being connected between guardrail body and first portion and the second portion has been strengthened.

Drawings

In order to more clearly illustrate the embodiments of the present application 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 application, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a schematic view of a second portion of a base in an embodiment of the present application in use;

FIG. 2 is a schematic structural view of a second portion of a base in a stowed position according to an embodiment of the present disclosure;

FIG. 3 is a partial cross-sectional view of a latch of an embodiment of the present application in snap-fit engagement with a notch;

FIG. 4 is a partial cross-sectional view of a cartridge of an embodiment of the present disclosure shown disengaged from a recess;

fig. 5 is a schematic structural diagram of two adjacent guard rails after being spliced according to an embodiment of the present application;

fig. 6 is a schematic structural diagram of two adjacent guard rails in another embodiment of the present application after being spliced;

FIG. 7 is a schematic structural view of a retaining member according to an embodiment of the present application;

FIG. 8 is a partial cross-sectional view of the structure of a first sheave in one embodiment of the present application;

fig. 9 is a schematic structural diagram of a guardrail body according to an embodiment of the present application.

Reference numerals: 10. protecting the fence; 11. a base; 111. a first portion; 112. a second portion; 1121. a first bayonet; 1122. a groove; 1123. a first card slot; 1124. a second card slot; 113. a chute; 12. a frame body; 121. a fixed part; 1211. a first slot; 1212. mounting holes; 1213. a second slot; 122. a movable portion; 1221. a clamping portion; 12211. a second bayonet; 12212. a jack; 123. a guardrail body; 13. a clamping piece; 131. a spring; 132. a clamping block; 133. shifting blocks; 1331. a clamping hole; 14. a locking member; 141. a first locking lever; 1411. a first insert block; 142. a second locking lever; 1421. a second insert block; 143. locking the nut; 15. a first pulley; 17. a first limit structure; 171. a first protrusion; 172. a first concave strip; 18. a second pulley; 19. a second limit structure; 191. a second protrusion; 192. a second concave strip.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

In the related art, with the popular trend of self-driving travel, the new energy automobile can be used as an independent power supply to supply power, so the new energy automobile becomes a preferred vehicle for people.

In order to solve the above technical problem, referring to fig. 1 to 9, a first aspect of the present application provides a guard rail 10, which can reduce the space occupancy rate of the guard rail 10 to improve the portability of transportation of the guard rail 10.

The guard rail 10 includes a base 11, a frame 12 and a clamping member 13, the base 11 includes a first portion 111, a second portion 112 connected to an end of the first portion 111 and capable of rotating relative to the first portion 111, the second portion 112 has a use state and a storage state, the frame 12 includes a fixed portion 121 fixedly connected to an end of the first portion 111 away from the second portion 112, and a movable portion 122 slidably connected to the first portion 111 and the second portion 112, the movable portion 122 has a first clamping opening 1121 close to the second portion 112 and a second clamping opening 12211 far from the second portion 112, the clamping member 13 is disposed at an end of the second portion 112 away from the first portion 111, wherein when the second portion 112 is in the use state, the clamping member 13 is clamped to the first clamping opening 1121, and when the second portion 112 is in the storage state, the clamping member 13 is clamped to the second clamping opening 12211.

According to the guard rail 10 of the embodiment of the application, when the second portion 112 is in the storage state, the second portion 112 rotates relative to the first portion 111 until the clamping piece 13 is clamped with the second clamping opening 12211, at this time, the guard rail 10 is folded and folded, the space occupancy rate of the guard rail 10 is reduced, and therefore transportation of the guard rail 10 is facilitated, when the second portion 112 is in the use state, the second portion 112 rotates relative to the first portion 111 until the clamping piece 13 is clamped with the first clamping opening 1121, at this time, the guard rail 10 is expanded and opened, and therefore a private area is conveniently defined for people to move.

Referring to fig. 1 to 9, a detailed structure of the guard rail 10 will be described, wherein the guard rail 10 includes a base 11, a frame 12 and a clip 13.

As shown in fig. 1-2, fig. 1 is a schematic structural view of a second portion of a base in an embodiment of the present application in a use state, and fig. 2 is a schematic structural view of the second portion of the base in an embodiment of the present application in a storage state.

The base 11 is used as a component for bearing other sub-components in the guard rail 10, the base 11 should be made of a material with good rigidity and strength, the base 11 includes a first portion 111, a second portion 112 connected to one end of the first portion 111 and capable of rotating relative to the first portion 111, and the specific connection relationship between the first portion 111 and the second portion 112 will be described below with respect to the specific structure of the base 11. The base 11 can be fixedly connected with the ground through foundation bolts.

The frame body 12 serves as a part of the guard rail 10 for supporting a guard rail body 123 (described below), and the frame body 12 includes a fixed part 121 fixedly coupled to an end of the first part 111 remote from the second part 112, and a movable part 122 slidably coupled to the first part 111 and the second part 112. As to the specific structure of the fixing portion 121, the specific connection relationship between the fixing portion 121 and the first portion 111 will be described later. The movable portion 122 has a first bayonet 1121 near the second portion 112 and a second bayonet 12211 far from the second portion 112, and the specific structure of the movable portion 122 and the specific connection relationship between the movable portion 122 and the first and

second portions

111 and 112 will be described below.

The latch 13 is used as a component for fixing the relative position between the movable portion 122 and the second portion 112 in the guard rail 10, the latch 13 is disposed at one end of the second portion 112 away from the first portion 111, and the specific structure of the latch 13 will be described later.

The second portion 112 has a use state and a storage state, when the second portion 112 is in the use state, the engaging member 13 is engaged with the first engaging opening 1121, when the second portion 112 is in the storage state, the engaging member 13 is engaged with the second engaging opening 12211, that is, when the second portion 112 rotates to be parallel to (having an included angle of 180 degrees with) the first portion 111 relative to the first portion 111 and is in the use state, the engaging member 13 is engaged with the first engaging opening 1121 to achieve relative fixing of the position between the movable portion 122 and the second portion 112, at this time, the guard rail 10 is expanded to be opened, so as to define a private space for facilitating movement of people, when the second portion 112 rotates to be at a certain included angle (e.g. 90 degrees) with respect to the first portion 111 and is in the storage state, the engaging member 13 is engaged with the second engaging opening 12211 to achieve relative fixing of the position between the movable portion 122 and the second portion 112, at this time, the guard rail 10 is folded and retracted, and the space occupancy rate of the guard rail 10 is reduced.

As shown in fig. 3 to 4, fig. 3 is a partial sectional view of a latch of an embodiment of the present application when the latch is engaged with a groove, and fig. 4 is a partial sectional view of a latch of an embodiment of the present application when the latch is disengaged from a groove.

Considering that there are many specific structures of the clip 13 for achieving relative fixing between the movable portion 122 and the second portion 112, for example, the clip 13 may be a clip block that is in clip fit with the first bayonet 1121 and the second bayonet 12211, and the clip block and the first bayonet 1121 and the second bayonet 12211 achieve fixed connection between the movable portion 122 and the second portion 112 by an interference fit. In order to reduce the difficulty in fixing the movable portion 122 and the second portion 112, it is further designed that, in some embodiments, a groove 1122 is formed in one end of the second portion 112 away from the first portion 111, the fastening member 13 includes a spring 131 and a latch 132, the spring 131 is disposed along the depth direction of the groove 1122, one end of the spring 131 is fixedly connected to the bottom wall of the groove 1122, the latch 132 is fixedly connected to one end of the spring 131 away from the bottom wall of the groove 1122, and the latch 132 has a guide surface that is inclined from the bottom wall of the groove 1122 to the notch of the groove 1122 in a direction away from the movable portion 122.

Specifically, the first portion 111 and the second portion 112 are in a strip-shaped plate structure, so that the base 11 is also in a strip-shaped plate structure, and one end of the second portion 112 away from the first portion 111 is provided with two oppositely-arranged grooves 1122 (the notches of the grooves 1122 are oppositely arranged). The number of the clamping pieces 13 is two, the two clamping pieces 13 are arranged in the groove 1122 in a one-to-one correspondence manner, each clamping piece 13 comprises a spring 131 and a clamping block 132, each clamping block 132 is connected to the bottom wall of the groove 1122 through the spring 131, each clamping block 132 extrudes the spring 131 under the action of external force, and the springs 131 stretch out and draw back along the direction perpendicular to the bottom wall of the groove 1122. The guide surface of the latch 132 faces the movable portion 122 and is inclined from the groove bottom wall of the groove 1122 to the notch of the groove 1122.

In this design, through the design of the latch 132 and the spring 131, the latch 132 compresses the spring 131 under the action of external force and moves along the groove 1122 toward the direction close to the bottom wall of the groove 1122 to be completely accommodated in the groove 1122, when the notch of the groove 1122 is aligned with the first bayonet 1121, the latch 132 moves along the groove 1122 toward the direction away from the bottom wall of the groove 1122 to be outside the groove 1122 and clamped with the first bayonet 1121 under the action of the elastic force of the spring 131, so that the second portion 112 is clamped and fixed with the movable portion 122 in the use state, and when the notch of the groove 1122 is aligned with the second bayonet 12211, the latch 132 moves along the groove 1122 toward the direction away from the bottom wall of the groove 1122 to be outside the groove 1122 and clamped with the second bayonet 12211 under the action of the elastic force of the spring 131, so that the second portion 112 is clamped and fixed with the movable portion 122 in the accommodated state; by designing the guide surface on the latch 132, the guide surface has a guiding function, thereby facilitating the movement of the latch 132 along the sliding groove 113 under the external force.

Fig. 5 to 7 are schematic structural diagrams of two adjacent guard rails in an embodiment of the present application after being spliced, fig. 6 is a schematic structural diagram of two adjacent guard rails in another embodiment of the present application after being spliced, and fig. 7 is a schematic structural diagram of a locking member in an embodiment of the present application.

In consideration of the need for a plurality of guard rails 10 to be spliced with each other to form a fence structure, in order to improve the assembling portability between the guard rails 10, as shown in fig. 5, it is further designed, in some embodiments, the movable portion 122 includes a clamping portion 1221, the clamping portion 1221 is disposed on a side of the movable portion 122 away from the fixing portion 121, the second clamping opening 12211 is disposed on the clamping portion 1221, a side of the fixing portion 121 away from the movable portion 122 is provided with a first slot 1211 adapted to be plugged with the clamping portion 1221, the fixing portion 121 is further provided with a mounting hole 1212 communicating with the first slot 1211, the clamping portion 1221 is provided with a receptacle 12212 corresponding to the mounting hole 1212, the guard rail 10 includes a locking member 14, when the second portion 112 is in use, the first slot 1211 is inserted into and engaged with the locking portion 1221 of another guard rail 10, and the locking member 14 sequentially passes through the mounting hole 1212 and the insertion hole 12212 and passes through the fixing portion 121 to lock and fix two adjacent guard rails 10.

Specifically, the movable portion 122 includes a clamping portion 1221 having an elongated plate-like structure, the clamping portion 1221 includes a mounting hole 1212 perpendicular to the second portion 112, the first slot 1211 is an elongated first slot 1211 and is adapted to the clamping portion 1221, the fixing portion 121 of the frame 12 is formed with at least two mounting holes 1212 communicating with the first slot 1211, the clamping portion 1221 is formed with a plug hole 12212 opposite to the mounting hole 1212, that is, after the clamping portion 1221 of the movable portion 122 is inserted into and adapted to the first slot 1211 of the fixing portion 121, the plug hole 12212 on the clamping portion 1221 is aligned with the mounting hole 1212 on the fixing portion 121. The locker 14 corresponds to a screw for passing through the mounting hole 1212 of the fixing part 121 and the insertion hole 12212 of the catching part 1221 to lockingly fix the adjacent two guard rails 10, and a specific structure of the locker 14 will be described below.

In this design, the adjacent two guard rails 10 are inserted into the first slot 1211 on the fixing portion 121 through the clamping portion 1221 on the movable portion 122, and the adjacent guard rails 10 are fixed by the locking member 14 sequentially passing through the mounting hole 1212 and the insertion hole 12212, which further enhances the connection stability between the two guard rails 10.

Of course, as shown in fig. 6, in other embodiments, the movable portion 122 includes a clamping portion 1221, the clamping portion 1221 is disposed on a side of the movable portion 122 away from the fixing portion 121, the second bayonet 12211 is located on the clamping portion 1221, the fixing portion 121 is away from a second slot 1213 formed in an insertion fit with the clamping portion 1221, a notch of the second slot 1213 is parallel to a plane of a rotation direction of the second portion 112, the fixing portion 121 is further formed with a mounting hole 1212 communicating with the second slot 1213, the clamping portion 1221 is formed with a receptacle 12212 corresponding to the mounting hole 1212, the guard rails 10 further include a locking member 14, when the second portion 112 is in a use state, the second slot 1213 is in an insertion fit with the clamping portion 1221 of another guard rail 10, and the locking member 14 sequentially penetrates through the mounting hole 1212 and the receptacle 12212 and penetrates through the fixing portion 121, so as to lock and fix two adjacent guard rails 10. That is, after two adjacent guard rails 10 are inserted into the second slots 1213 of the fixing portions 121 through the locking portions 1221 of the movable portions 122 and are locked and fixed by the locking members 14, the two guard rails 10 are vertically spliced with each other.

Specifically, the movable portion 122 includes a clamping portion 1221 having an elongated plate-like structure, the clamping portion 1221 includes a surface parallel to a plane of the second portion 112, the second slot 1213 is an elongated second slot 1213 and is adapted to the clamping portion 1221, the second slot 1213 extends inward from a surface of the fixed portion 121 parallel to the rotation direction of the second portion 112, the fixed portion 121 of the frame 12 is provided with at least two mounting holes 1212 communicating with the second slot 1213, the clamping portion 1221 is provided with a receptacle 12212 opposite to the mounting holes 1212, that is, after the clamping portion 1221 of the movable portion 122 is inserted into the second slot 1213 of the fixed portion 121, the receptacle 12212 on the clamping portion 1221 is aligned to the mounting holes 1212 on the fixed portion 121. The locker 14 corresponds to a screw for passing through the mounting hole 1212 of the fixing part 121 and the insertion hole 12212 of the catching part 1221 to lockingly fix the adjacent two guard rails 10, and a specific structure of the locker 14 will be described below.

Based on the above embodiment, the adjacent two guard rails 10 are inserted into the second slot 1213 of the fixing portion 121 through the clamping portion 1221 of the movable portion 122, and the adjacent guard rails 10 are fastened by sequentially passing the fastening member 14 through the mounting hole 1212 and the insertion hole 12212, so that the connection stability between the two guard rails 10 is further enhanced.

It should be noted that, after two adjacent guard rails 10 of four guard rails 10 are inserted into the second slots 1213 of the fixing portions 121 through the clamping portions 1221 of the movable portions 122 and are locked and fixed by the locking members 14, the four guard rails 10 can enclose a private space, thereby facilitating movement of people. Certainly, the fixing portion 121 of the same guard rail 10 may have either the first slot 1211 or the second slot 1213, in this case, the same guard rail 10 may be used to splice with two other guard rails 10 at the same time, the same guard rail 10 is spliced in parallel with one guard rail 10 after being inserted into and fitted with the clamping portion 1221 through the first slot 1211 and being locked and fixed by the locking member 14, and the same guard rail 10 is inserted into and fitted with the clamping portion 1221 through the second slot 1213 and being vertically spliced with another guard rail 10 after being locked and fixed by the locking member 14.

Further, considering that the specific structure of the locking member 14 for locking and fixing two adjacent protective fences 10 is various, for example, a screw may be used to cooperate with a nut, and the screw passes through the mounting hole 1212 of the fixing portion 121 and the insertion hole 12212 of the clamping portion 1221 and then passes through the fixing portion 121 to be in threaded engagement with the nut, in order to reduce the difficulty of assembling between two adjacent protective fences 10, it is further designed that in some embodiments, the locking member 14 includes a first locking rod 141, a second locking rod 142 hinged to one end of the first locking rod 141, and a locking nut 143, and one ends of the first locking rod 141 and the second locking rod 142, which are far away from each other, sequentially pass through the mounting hole 1212 and the insertion hole 12212 and pass through the fixing portion 121 to be in threaded engagement with the locking nut 143.

Specifically, the cross section of the first locking rod 141 in the direction perpendicular to the length direction thereof is rectangular, the cross section of the second locking rod 142 in the direction perpendicular to the length direction thereof is also rectangular, the ends of the first locking rod 141 and the second locking rod 142, which are close to each other, are hinged and matched, the end of the first locking rod 141, which is far away from the second locking rod 142, includes a first insert 1411, the first insert 1411 is fixedly connected with the first locking rod 141 in the direction perpendicular to the length direction of the first locking rod 141, the radial cross section of the first insert 1411 is circular, the outer wall surface of the first insert 1411 is provided with an external thread, the end of the second locking rod 142, which is far away from the first locking rod 141, includes a second insert 1421, the second insert 1421 is fixedly connected with the second locking rod 142 in the direction perpendicular to the length direction of the second locking rod 142, the radial cross section of the second insert 1421 is circular, and the outer wall surface of the second insert 1421 is also provided with an external thread. The first inserting block 1411 of the first locking rod 141 sequentially passes through one of the mounting holes 1212 and the inserting hole 12212 and passes through the fixing portion 121 to be in threaded engagement with a nut, and the second inserting block 1421 of the second locking rod 142 passes through the other mounting hole 1212 and the inserting hole 12212 and passes through the fixing portion 121 to be in threaded engagement with another nut, so that the two adjacent brackets of the guard rail 10 are locked and fixed.

In this design, after the ends of the first locking rod 141 and the second locking rod 142, which are far away from each other, sequentially pass through the mounting hole 1212 and the insertion hole 12212, the ends of the first locking rod 141 and the second locking rod, which are far away from each other, are in threaded engagement with the locking nut 143, so as to lock and fix the two adjacent guard rails 10, thereby enhancing the connection stability between the two adjacent guard rails 10.

As shown in fig. 3-7, considering that when the second portion 112 is switched from the use state to the storage state or from the storage state to the use state, the fixture block 132 needs to be pulled back into the groove 1122 by an external tool (e.g. tweezers) to be separated from the first bayonet 1121 or the second bayonet 12211, so as to achieve the detachment between the second portion 112 and the movable portion 122, in order to facilitate the detachment between the second portion 112 and the movable portion 122, it is further designed that in some embodiments, the locking member 13 further includes a pulling block 133 slidably connected with the groove 1122, the pulling block 133 is embedded in the spring 131 and fixedly connected with the fixture block 132, and one end of the pulling block 133 away from the fixture block 132 is opened with a fixture hole 1331, one end of the second portion 112 away from the first portion 111 is opened with a first fixture groove 1123 and a second fixture groove 1124 communicated with the groove 1122, one ends of the first locking rod 141 and the second locking rod 142 away from each other are used for passing through the first fixture groove 1123 and inserting into the fixture hole 1331, the latch 132 moves toward the bottom wall of the groove 1122 to disengage from the first bayonet 1121, or the end of the first locking rod 141 and the end of the second locking rod 142 away from each other can be used to pass through the second bayonet 1124 and be inserted into the bayonet hole 1331, so that the latch 132 moves toward the bottom wall of the groove 1122 to disengage from the second bayonet 12211.

Specifically, the transverse base surface of the dial 133 is rectangular, one end of the dial 133 is fixedly connected to the latch 132, the spring 131 is wound around the outer peripheral side of the dial 133, the first engaging groove 1123 is disposed on the end surface of the second portion 112 away from the first portion 111, the second engaging groove 1124 is disposed on the side surface of the second portion 112 away from the side of the notch of the groove 1122, the first engaging block 1411 of the first locking rod 141 and the second engaging block 1421 of the second locking rod 142 are respectively inserted into the engaging holes 1331 of the two dial 133, the first locking rod 141 and the second locking rod 142 are pressed, the included angle between the first locking rod 141 and the second locking rod 142 is gradually increased, the two dial 133 move along the groove 1122 towards the direction close to the bottom wall of the groove 1122 under the action of the first engaging block 1411 and the second engaging block 1421, the two dial 133 drive the two latches 132 connected thereto to move along the groove 1122 towards the direction close to the bottom wall of the groove 1122, when the latch 132 moves completely into the groove 1122, the latch 132 disengages from the first latch 1121 or the second latch 12211, thereby achieving detachment between the second portion 112 and the movable portion 122.

In this design, the ends of the first locking lever 141 and the second locking lever 142, which are away from each other, pass through the first locking slot 1123 and are inserted into the locking hole 1331, so that the poking block 133 moves along the groove 1122 toward the direction close to the bottom wall of the groove 1122 under the action of the first locking lever 141 and the second locking lever 142, the poking block 133 drives the clamping block 132 connected thereto to squeeze the spring 131, so that the clamping block 132 moves along the groove 1122 toward the direction close to the bottom wall of the groove 1122, and when the clamping block 132 completely moves into the groove 1122 and is separated from the first bayonet 1121, the second portion 112 can be detached from the movable portion 122 in the use state; one end of the first locking rod 141 and the end of the second locking rod 142, which are far away from each other, pass through the second clamping groove 1124 and are inserted into the clamping hole 1331, so that the shifting block 133 moves along the groove 1122 towards the direction close to the bottom wall of the groove 1122 under the action of the first locking rod 141 and the second locking rod 142, the shifting block 133 drives the clamping block 132 connected with the shifting block to squeeze the spring 131, so that the clamping block 132 moves along the groove 1122 towards the direction close to the bottom wall of the groove 1122, and when the clamping block 132 completely moves into the groove 1122 to be separated from the second clamping opening 12211, the second part 112 can be detached from the interaction part in the accommodating state; the first locking lever 141 and the second locking lever 142 are used for locking and fixing two adjacent guard rails 10 and also used for detaching the movable portion 122 of the same guard rail 10 from the second portion 112 of the base 11, and there is no need to detach the guard rail 10 by means of other tools, which further improves the practicability and convenience of the guard rail 10.

Fig. 8 is a partial sectional view of the structure of a first pulley in an embodiment of the present application, as shown in fig. 8.

Considering that the second portion 112 is switched from the use state to the storage state or from the storage state to the use state, the movable portion 122 slides relative to the first portion 111 and the second portion 112, so as to facilitate the sliding fit between the movable portion 122 and the first portion 111 and the second portion 112, it is further designed that in some embodiments, the first portion 111 and the second portion 112 are provided with a sliding slot 113 that are communicated with each other, the guard rail 10 further includes a first pulley 15, the first pulley 15 is rotatably connected to one end of the movable portion 122 close to the first portion 111, and the first pulley 15 is slidably connected to a slot wall of the sliding slot 113. That is, the movable portion 122 achieves sliding connection with the first portion 111 and the second portion 112 via sliding engagement between the first pulley 15 and the groove wall of the chute 113. In this design, when the second portion 112 is switched from the use state to the storage state or the second portion 112 is switched from the storage state to the use state by the design of the first pulley 15, the movable portion 122 has rolling friction with the first portion 111 and the second portion 112, and the friction between the movable portion 122 and the first portion 111 and the second portion 112 is reduced, thereby facilitating the folding and unfolding of the guard rail 10.

Further, considering that when the first pulley 15 moves along the length direction of the sliding slot 113, the first pulley 15 may move along the wall of the slot perpendicular to the sliding slot 113, so as to affect the smoothness of the sliding of the movable portion 122 along the first portion 111 and the second portion 112, in some embodiments, the guard rail 10 further includes a first limiting structure 17, the first limiting structure 17 includes a first protrusion 171 and a first concave strip 172, the first protrusion 171 is disposed on one of the outer peripheral side of the first pulley 15 and the slot wall of the sliding slot 113, the first concave strip 172 is disposed on the other of the outer peripheral side of the first pulley 15 and the slot wall of the sliding slot 113, and the first protrusion 171 is adapted to the first concave strip 172 to limit the movement of the first pulley 15 along the direction perpendicular to the slot bottom wall of the sliding slot 113.

Specifically, the first protrusion 171 is provided on the groove bottom wall of the chute 113 and a groove side wall provided opposite to the groove bottom wall of the chute 113, and the first concave strip 172 is provided on the outer peripheral side of the first pulley 15 and provided around the circumferential direction of the first pulley 15.

In this design, the first pulley 15 is engaged with the groove wall of the groove 1122 through the first protrusion 171 and the first concave strip 172, so that the groove wall of the sliding groove 113 can limit the first pulley 15 in a direction perpendicular to the groove bottom wall of the sliding groove 113, thereby enhancing the connection stability between the movable portion 122 and the first and

second portions

111 and 112.

As shown in fig. 9, fig. 9 is a schematic structural diagram of a guardrail body according to an embodiment of the present application.

Of course, in some embodiments, the guard rail 10 further includes a foldable guard rail body 123, one side of the guard rail body 123 is connected to one side of the fixed portion 121 facing the movable portion 122, the other side of the guard rail body 123 is connected to one side of the movable portion 122 facing the fixed portion 121, the guard rail 10 further includes a second pulley 18, the second pulley 18 is rotatably connected to one end of the guard rail body 123 close to the first portion 111, and the second pulley 18 is slidably connected to a groove wall of the sliding groove 113. That is, the guardrail body 123 achieves a sliding connection with the first and

second portions

111, 112 via a sliding engagement between the second pulley 18 and the groove wall of the chute 113. When the second portion 112 is switched from the use state to the storage state or from the storage state to the use state, the end of the guardrail body 123 connected with the fixed portion 121 moves along the length direction of the fixed portion 121, and similarly, the end of the guardrail body 123 connected with the movable portion 122 also moves along the length direction of the movable portion 122. In the design, when the second pulley 18 is designed to switch the second part 112 from the use state to the storage state, or the second part 112 is switched from the storage state to the use state, the guardrail body 123 and the first part 111 and the second part 112 have rolling friction, so that the friction between the guardrail body 123 and the first part 111 and the second part 112 is reduced, and the folding and the unfolding of the guard rail 10 are facilitated; in addition, due to the design of the second pulley 18, the second pulley 18 provides support between the guard rail body 123 and the first and

second portions

111 and 112, thereby further ensuring the structural stability of the guard rail 10 as a whole.

Further, considering that when the second pulley 18 moves along the length direction of the sliding slot 113, the second pulley 18 may move along the bottom wall of the sliding slot perpendicular to the sliding slot 113, so as to affect the smoothness of the sliding of the guardrail body 123 along the first portion 111 and the second portion 112, in some embodiments, the protective guard 10 further includes a second limiting structure 19, the second limiting structure 19 includes a second protrusion 191 and a second concave strip 192, the second protrusion 191 is disposed on one of the outer peripheral side of the second pulley 18 and the slot wall of the sliding slot 113, the second concave strip 192 is disposed on the other of the outer peripheral side of the second pulley 18 and the slot wall of the sliding slot 113, and the second protrusion 191 and the second concave strip 192 are adapted to limit the movement of the second pulley 18 along the direction perpendicular to the bottom wall of the sliding slot 113.

Specifically, the second protrusion 191 is provided on the groove bottom wall of the sliding groove 113 and the groove side wall disposed opposite to the groove bottom wall of the sliding groove 113, and the second concave strip 192 is provided on the outer peripheral side of the second pulley 18 and disposed around the circumferential direction of the second pulley 18. It should be noted that, when the second protrusion 191 and the first protrusion 171 are both provided on the groove bottom wall of the sliding groove 113 and the groove side wall disposed opposite to the groove bottom wall of the sliding groove 113, the second protrusion 191 and the first protrusion 171 may be the same protrusion for simultaneously engaging with the first concave strip 172 on the first pulley 15 and the second concave strip 192 on the second pulley 18.

In the design, the second pulley 18 is matched with the groove wall of the groove 1122 through the second protrusion 191 and the second concave strip 192, so that the limiting effect of the groove wall of the sliding groove 113 on the second pulley 18 in the direction perpendicular to the groove bottom wall of the sliding groove 113 is realized, and the connection stability between the guardrail body 123 and the first part 111 and the second part 112 is enhanced.

The same or similar reference numerals in the drawings of the present embodiment correspond to the same or similar components; in the description of the present application, it is to be understood that if there is an orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", etc. based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not intended to indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are only for illustrative purposes and are not to be construed as limitations of the present patent, and specific meanings of the above terms may be understood by those skilled in the art according to specific situations.

The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. A guard rail, comprising:

the base comprises a first part and a second part which is connected with one end of the first part and can rotate relative to the first part, and the second part has a using state and a receiving state;

the frame body comprises a fixed part fixedly connected with one end of the first part, which is far away from the second part, and a movable part in sliding connection with the first part and the second part, wherein the movable part is provided with a first bayonet close to the second part and a second bayonet far away from the second part;

the clamping piece is arranged at one end of the second part, which is far away from the first part; and

the second part is in during the user state, the joint spare with first bayonet socket joint, the second part is in during the state of accomodating, the joint spare with the second bayonet socket joint.

2. The guard rail according to claim 1,

a groove is formed in one end, far away from the first part, of the second part;

the clip member includes:

the springs are arranged along the depth direction of the groove, and one ends of the springs are fixedly connected with the bottom wall of the groove;

the clamping block is fixedly connected with one end, far away from the groove bottom wall of the groove, of the spring, and is provided with a guide surface which inclines from the groove bottom wall of the groove to the notch of the groove in the direction far away from the movable part.

3. The guard rail according to claim 2,

the movable part comprises a clamping part, the clamping part is arranged on one side of the movable part, which is far away from the fixed part, and the second bayonet is positioned on the clamping part;

a first slot which is in splicing fit with the clamping part is formed in one side, away from the movable part, of the fixing part, a mounting hole communicated with the first slot is further formed in the fixing part, and a jack corresponding to the mounting hole is formed in the clamping part;

the protective guard further comprises a locking piece, the second portion is in the using state, the first slot is matched with the other protective guard in a splicing mode of the clamping portion, the locking piece penetrates through the mounting hole and the jack in sequence and penetrates out of the fixing portion to lock and fix the two adjacent protective guards.

4. The guard rail according to claim 2,

the fixing part is far away from a second slot which is provided with a second slot which is in splicing fit with the clamping part, the notch of the second slot is parallel to the plane of the rotation direction of the second part, the fixing part is also provided with a mounting hole which is communicated with the second slot, and the clamping part is provided with a jack which corresponds to the mounting hole;

the protective guard further comprises a locking piece, the second portion is in the using state, the second slot is in connection with the other portion of the protective guard, the locking piece penetrates through the mounting hole and the jack in sequence and penetrates out of the fixing portion, and the two adjacent protective guards are locked and fixed through the locking piece.

5. The guard rail according to claim 3 or 4,

the retaining member include first check lock pole, with the one end articulated second check lock pole and the lock nut of first check lock pole, first check lock pole and the one end that the second check lock pole kept away from each other passes in proper order the mounting hole and the jack is worn out the fixed part with lock nut spiro union cooperation.

6. The guard rail according to claim 5,

the clamping piece further comprises a shifting block in sliding connection with the groove, the shifting block is embedded in the spring and is fixedly connected with the clamping block, and a clamping hole is formed in one end, far away from the clamping block, of the shifting block;

a first clamping groove and a second clamping groove which are communicated with the groove are formed in one end, far away from the first part, of the second part;

the first locking rod and the end of the second locking rod far away from each other can be used for penetrating the first clamping groove and being connected with the clamping hole in an inserting mode, so that the clamping block moves towards the direction close to the groove bottom wall of the groove to be separated from the first clamping opening, or the first locking rod and the end of the second locking rod far away from each other can be used for penetrating the second clamping groove and being connected with the clamping hole in an inserting mode, so that the clamping block moves towards the direction close to the groove bottom wall of the groove to be separated from the second clamping opening.

7. The guard rail according to claim 1,

the first part and the second part are provided with mutually communicated sliding grooves, the guard rail further comprises a first pulley, the first pulley is rotatably connected with one end, close to the first part, of the movable part, and the first pulley is in sliding connection with the groove wall of the sliding groove.

8. The guard rail according to claim 7,

the protective guard further comprises a first limiting structure, the first limiting structure comprises a first protrusion and a first concave strip, the first protrusion is arranged on one of the outer peripheral side of the first pulley and the groove wall of the sliding groove, the first concave strip is arranged on the other of the outer peripheral side of the first pulley and the groove wall of the sliding groove, and the first protrusion is matched with the first concave strip to limit the first pulley to move along the direction perpendicular to the groove bottom wall of the sliding groove.

9. The guard rail according to claim 7,

the guardrail also comprises a foldable guardrail body, one side of the guardrail body is connected with one side of the fixed part facing the movable part, and the other side of the guardrail body is connected with one side of the movable part facing the fixed part;

the guardrail further comprises a second pulley, the second pulley is rotatably connected with one end, close to the first portion, of the guardrail body, and the second pulley is in sliding connection with the groove wall of the sliding groove.

10. The guard rail according to claim 9,

the protective guard further comprises a second limiting structure, the second limiting structure comprises a second protrusion and a second concave strip, the second protrusion is arranged on one of the outer peripheral side of the second pulley and the groove wall of the sliding groove, the second concave strip is arranged on the other of the outer peripheral side of the second pulley and the groove wall of the sliding groove, and the second protrusion is matched with the second concave strip to limit the second pulley to move in the direction perpendicular to the groove bottom wall of the sliding groove.