Building safety protective fence

Abstract

The utility model discloses a building safety protective fence. The protective fence comprises a first clamping plate, a second clamping plate, an adjusting assembly, a telescopic plate, a folding connecting mechanism and a limiting assembly. The first clamping plate and the second clamping plate are located on the two sides of the protective fence, one ends of the telescopic plate, the limiting assembly and the adjusting assembly are connected with the first clamping plate, the other ends of the telescopic plate, the limiting assembly and the adjusting assembly are connected with the second clamping plate, the telescopic plate is arranged below the adjusting assembly through the folding connecting mechanism, and the limiting assembly is arranged below the telescopic plate through the folding connecting mechanism. The length of the protective fence can be controlled under the action of the adjusting assembly, the connecting relation between the telescopic plate and the adjusting assembly and the clamping plate can be relieved under the action of the limiting assembly, and after the connecting relation is relieved, the telescopic plate and the limiting assembly can be driven to synchronously slide upwards and turn over through turning and folding of the folding connecting mechanism. Therefore, the purpose of opening the protective fence is achieved, and the safety protective fence can be adjusted more flexibly so as to meet actual building construction requirements.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of construction safety protection facilities, especially a kind of building safety fence. BACKGROUND

[0002] With the development and construction of city, a large number of construction sites are distributed in various areas of the city, in order to ensure the safety of construction, the construction area needs to be isolated from the outside area by protective facilities, and the demand for protective fences is very large.

[0003] In the prior art, the construction safety protection facilities use bolts and other connection methods that are not easy to adjust, which makes the assembly work large and inefficient, and the adjustment after connection is not convenient.

[0004] Secondly, some existing protective nets are usually directly installed on external support steel pipes during installation, and the length of the protective net cannot be adjusted during installation, which may cause the protective net to be too long or lack, and potential safety hazards.

[0005] In addition, the traditional temporary protective fence is also made of steel bars or steel pipes, but the steel bars need to be pre-buried during concrete pouring, and the position is fixed, then the column steel bars or steel pipes are welded with the pre-buried steel bars, and the steel bar cross bar is welded on the column to form a temporary protective fence. After the completion of the project, these temporary protective fences need to be removed by gas welding cutting, and during the construction process, due to the requirements of structure and function and the limitations of existing construction technology, some potential hazard areas will inevitably appear, such as hole and pit, foundation pit, staircase, balcony outer edge and elevator hole, etc. These potential hazard areas need to be removed during construction, and after construction, the protective fence needs to be reinstalled, so the unguarded time of potential hazard areas exists, which may cause potential safety hazards. SUMMARY

[0006] The utility model aims to overcome the above-mentioned deficiencies in the prior art, and provides a building safety fence, which can be opened to avoid the formation of potential hazard areas, further ensure construction safety, and adjust the length of the protective fence through the adjustment assembly and the limiting assembly to meet the actual construction needs.

[0007] The utility model provides a technical scheme that is: a building safety guardrail, characterized in that the guardrail comprises a first clamping plate, a second clamping plate, an adjusting assembly, an expansion plate, a first folding connecting mechanism, a fourth folding connecting mechanism and a limiting assembly; the adjusting assembly is located between the first clamping plate and the second clamping plate, one end of the adjusting assembly is connected to the upper end of the first clamping plate, and the other end of the adjusting assembly is connected to the upper end of the second clamping plate; the expansion plate is located between the first clamping plate and the second clamping plate, one end of the expansion plate is connected to the first clamping plate, the other end of the expansion plate is connected to the second clamping plate, the expansion plate is arranged below the adjusting assembly, and the expansion plate is connected to the adjusting assembly through the first folding connecting mechanism; the limiting assembly is located between the first clamping plate and the second clamping plate, the limiting assembly is arranged below the expansion plate, and the limiting assembly is connected to the expansion plate through the fourth folding connecting mechanism; the limiting assembly comprises a limiting expansion plate, a first connecting piece and a second connecting piece, one end of the first connecting piece is connected to one end of the limiting expansion plate, the other end of the first connecting piece is connected to the first clamping plate, one end of the second connecting piece is connected to the other end of the limiting expansion plate, the other end of the second connecting piece is connected to the second clamping plate, the first connecting piece comprises a sleeve, a limiting elastic piece and a limiting mechanism, one end of the sleeve is fixedly connected to one end of the limiting expansion plate, one end of the limiting mechanism extends into the sleeve along the other end of the sleeve, the limiting mechanism is slidably connected to the sleeve, one end of the limiting elastic piece is connected to the limiting mechanism, the other end of the limiting elastic piece is connected to the sleeve, and the limiting elastic piece is used for providing the limiting mechanism with an action force for sliding into the sleeve, and the other end of the limiting mechanism is connected to the first clamping plate; the first connecting piece and the second connecting piece are identical in structure; the limiting expansion plate and the expansion plate are both telescopic structures; the adjusting assembly comprises an adjusting mechanism, a sliding plate and a turnover plate, the sliding plate is arranged along the length direction of the turnover plate, and the sliding plate is slidably connected to the turnover plate through the adjusting mechanism.

[0008] The building safety guardrail comprises a second set of the expansion plate, the second set of the expansion plate comprises a first expansion plate, a second expansion plate and a third expansion plate, the second expansion plate is arranged below the first expansion plate, the second expansion plate is connected to the first expansion plate through a second folding connecting mechanism, the third expansion plate is arranged below the second expansion plate, and the third expansion plate is connected to the second expansion plate through a third folding connecting mechanism.

[0009] The first expansion plate comprises a telescopic rod body, the telescopic rod body comprises an outer rod and an inner rod, the inner rod is sleeved with the outer rod, the second expansion plate and the third expansion plate comprise a secondary expansion plate, and the secondary expansion plate and the limiting expansion plate are identical in structure to the telescopic rod body.

[0010] The building safety fence has the characteristics that the first telescopic plate further comprises an embedded structure, one end of the embedded structure is fixedly connected with the telescopic rod body, and the other end of the embedded structure is connected with a second clamping plate.

[0011] The embedded structure comprises a first embedded plate, a connecting block, an embedded blocking plate and a second embedded plate; the first embedded plate is connected with one end of the outer rod away from the inner rod, the two longitudinal ends of the first embedded plate are respectively connected with two embedded blocking plates, and two identical first embedded spaces are respectively formed; the first embedded plate is connected with the lower surface of one end of the connecting block; the second embedded plate is connected with the lower surface of the other end of the connecting block; the second clamping plate comprises a second vertical portion, the second vertical portion is provided with a second embedded slot for embedding the second embedded plate; the second clamping plate further comprises a second clamping blocking plate, the second clamping blocking plate is parallel to the second vertical portion; a second embedded space is formed between the second clamping blocking plate and the second vertical portion, the second embedded space is embedded with the first embedded plate; the second clamping blocking plate is two rod bodies parallel to each other in the width direction, a second sliding slot is formed between the two rod bodies, and the top end of the second clamping blocking plate is embedded in the first embedded space.

[0012] The building safety fence has the characteristics that the first telescopic plate further comprises an embedded structure, one end of the embedded structure is fixedly connected with the telescopic rod body, and the other end of the embedded structure is connected with a second clamping plate.

[0013] The building safety fence has the characteristics that a hole is formed at the top end of the second vertical part and is used to connect with the turnover plate; the turnover plate comprises a turnover plate body and a movable shaft; the movable shaft is arranged at one end of the turnover plate body and is matched with the hole; the adjusting assembly further comprises a sliding fitting part; the sliding fitting part is located at one end of the sliding plate; the sliding fitting part comprises a sliding blocking plate, a sliding fitting plate and a tensile plate; the number of the sliding blocking plates is two; the two sliding blocking plates are arranged at the two side surfaces of the sliding plate respectively; the sliding blocking plates are located at the positions close to the movable shaft; the sliding fitting plate is fixedly connected with the sliding plate in a cross shape; the third fitting space is formed between the sliding fitting plate and the sliding blocking plate; the third fitting space is fitted with the top end of the first clamping plate; the tensile plate is fixedly connected with the sliding fitting plate; and the tensile plate is fitted with the fitting groove arranged at the top end of the first vertical part.

[0014] The building safety fence has the characteristics that the adjusting mechanism comprises a stable plate, a brake column, a push-pull disc and a brake elastic part; the stable plate is fixedly connected with the other end of the turnover plate body; the upper end of the stable plate is provided with a mounting hole for sliding installation of the brake column; the brake column is arranged in the mounting hole; the lower end of the brake column is provided with the push-pull disc; the brake column is fixedly connected with the push-pull disc; the bottom end of the brake column is arranged in the sliding circular hole arranged on the upper surface of the sliding plate; the brake elastic part is sleeved on the brake column; one end of the brake elastic part is fixedly connected with the upper surface of the push-pull disc; the other end of the brake elastic part is fixedly connected with the stable plate; the bottom end of the stable plate close to the brake column is provided with a rectangular hole; the sliding plate is arranged in the rectangular hole; and the number of the sliding circular holes is multiple.

[0015] The building safety fence has the characteristics that the adjusting assembly further comprises a sleeve frame; the sleeve frame is fixedly connected with the lower surface of the sliding plate; and the turnover plate body is connected with the sliding plate through the sleeve frame.

[0016] The building safety fence has the characteristics that a first movable groove is formed at the bottom end of the first vertical part; two first stop blocks are fixedly connected to the side of the first clamping plate close to the first movable groove, and the first stop blocks are wedge-shaped structures; a second movable groove is formed at the side of the second vertical part close to the hole, the bottom end of the second movable groove is communicated with the second embedding groove, and a third movable groove is formed at the bottom end of the second vertical part; two second stop blocks are fixedly connected to the side of the second clamping plate close to the third movable groove, and the second stop blocks are wedge-shaped structures; the limiting mechanism comprises a pull-out plate and a limiting embedding part; the sleeve is sleeved with one end of the pull-out plate, the limiting embedding part is fixedly connected with the other end of the pull-out plate, and the structure of the limiting embedding part is the same as that of the clamping structure; the limiting assembly further comprises a first ear plate and a second ear plate; the first ear plate is fixedly connected with the upper surface of the sleeve, the second ear plate is fixedly connected with the upper surface of the pull-out plate, one end of the limiting elastic part is fixed to the first ear plate, and the other end of the limiting elastic part is fixed to the second ear plate.

[0017] The building safety fence has the characteristics that a first movable groove is formed at the bottom end of the first vertical part; two first stop blocks are fixedly connected to the side of the first clamping plate close to the first movable groove, and the first stop blocks are wedge-shaped structures; a second movable groove is formed at the side of the second vertical part close to the hole, the bottom end of the second movable groove is communicated with the second embedding groove, and a third movable groove is formed at the bottom end of the second vertical part; two second stop blocks are fixedly connected to the side of the second clamping plate close to the third movable groove, and the second stop blocks are wedge-shaped structures; the limiting mechanism comprises a pull-out plate and a limiting embedding part; the sleeve is sleeved with one end of the pull-out plate, the limiting embedding part is fixedly connected with the other end of the pull-out plate, and the structure of the limiting embedding part is the same as that of the clamping structure; the limiting assembly further comprises a first ear plate and a second ear plate; the first ear plate is fixedly connected with the upper surface of the sleeve, the second ear plate is fixedly connected with the upper surface of the pull-out plate, one end of the limiting elastic part is fixed to the first ear plate, and the other end of the limiting elastic part is fixed to the second ear plate.

[0018] Compared with the prior art, the building safety fence has the following advantages and effects:

[0019] 1、The utility model discloses can avoid the hidden danger area of protective neutral gear, can through the limiting mechanism first remove the connection between limiting assembly, first clamping plate and second clamping plate, then under the action of folding connection mechanism, with telescopic plate and adjusting assembly synchronous up -slide and overturn, thereby make limiting assembly, adjusting assembly and telescopic plate contract together, with telescopic plate and limiting assembly up -turning and separating from first clamping plate, thereby make the passage between clamping plate open, thereby convenient for coping with the need of construction, second personnel leave, also with up -turning telescopic plate and limiting assembly, reverse adjustment re -form the blocking, can use for building construction safety protection.

[0020] 2、The utility model discloses through setting the adjusting assembly, can adjust the distance between two clamping plates to the length of the guardrail is adjusted, avoids the traditional protective net too long or too short, so can improve the functional diversity effect of the guardrail, improves its practicality.

[0021] 3、The utility model discloses through the embedded structure can stabilize the connection between adjacent board, and the principle is simple and convenient operation, avoids a large amount of bolt, the connecting mode of welding, makes the assembly workload reduce, greatly improves the protection work efficiency.

[0022] The application is further described in detail below with the drawings and examples. DRAWINGS

[0023] Figure 1 It is the overall structure schematic diagram of the utility model.

[0024] Figure 2 It is the first clamping plate schematic diagram of the utility model.

[0025] Figure 3 It is the second clamping plate schematic diagram of the utility model.

[0026] Figure 4 It is the adjusting assembly schematic diagram of the utility model.

[0027] Figure 5 It is the embedded structure schematic diagram of the utility model.

[0028] Figure 6 It is the telescopic rod body and the card stop structure schematic diagram of the utility model.

[0029] Figure 7 It is the folding connection mechanism schematic diagram of the utility model.

[0030] Figure 8 It is the limiting assembly schematic diagram of the utility model.

[0031] Mark explanation:

[0032] 11 - first clamping plate, 12 - second clamping plate, 111 - first vertical part, 1111 - embedded recess, 1112 - first movable slot, 112 - first card baffle, 1121 - first sliding slot, 1122 - first brake block, 121 - second vertical part, 1211 - second embedded slot, 1212 - hole, 1213 - second movable slot, 1214 - third movable slot, 122 - second card baffle, 1221 - second sliding slot, 1222 - second brake block,

[0033] 2-adjusting assembly; 20-adjusting mechanism; 201-stable plate;

[0034] 202-brake column; 203-pull-and-push disc; 204-brake elastic member; 21-sliding plate; 22-turning plate; 221-turning plate body; 222-movable shaft; 23-sleeve frame; 250-sliding fitting member; 251-sliding blocking plate; 252-sliding fitting plate; 253-tension-resisting plate;

[0035] 2511-third fitting space;

[0036] 3-telescopic plate; 31-first telescopic plate; 32-second telescopic plate; 33-third telescopic plate; 300-fitting structure; 301-first fitting plate; 302-linking block; 303-fitting blocking plate; 304-second fitting plate; 305-first fitting space; 306-second fitting space; 310-telescopic rod body; 311-outer rod; 312-inner rod; 320-latching structure;

[0037] 41-first folding connecting mechanism; 42-second folding connecting mechanism;

[0038] 43-third folding connecting mechanism; 44-fourth folding connecting mechanism;

[0039] 410-folding connecting mechanism; 411-folding connecting rod; 412-elastic cord 5-limiting assembly; 51-limiting telescopic plate; 52-first connecting member; 53-second connecting member; 521-sleeve; 522-limiting elastic member; 523-limiting mechanism; 5231-pulling plate; 5232-limiting fitting member 541-first ear plate; 542-second ear plate. DETAILED DESCRIPTION

[0040] Embodiments of the present application will be described in more detail with reference to the drawings. Although some embodiments of the present application are shown in the drawings, it is understood that the present application can be implemented in various forms, and should not be interpreted as being limited to the embodiments set forth herein, but rather, these embodiments are provided so as to more thoroughly and completely understand the present application. It is understood that the drawings and embodiments of the present application are for exemplary purposes only, and are not intended to limit the scope of protection of the present application.

[0041] It should be noted that the embodiments in the present application and the features in the embodiments can be combined with each other without conflict.

[0042] The utility model will be described in detail below with reference to the drawings and in combination with the embodiments.

[0043] As Figure 1 The utility model discloses a building safety guardrail, including first clamping plate 11, second clamping plate 12, adjusting assembly 2, telescopic plate 3, first folding connecting mechanism 41, fourth folding connecting mechanism 44 and limiting component 5, adjusting assembly 2 is located between first clamping plate 11 and second clamping plate 12, one end of adjusting assembly 2 is connected with first clamping plate 11 upper end, the other end of adjusting assembly 2 is connected with second clamping plate 12 upper end, telescopic plate 3 is located between first clamping plate 11 and second clamping plate 12, one end of telescopic plate 3 is connected with first clamping plate 11, the other end of telescopic plate 3 is connected with second clamping plate 12, telescopic plate 3 is set in the below of adjusting assembly 2, and telescopic plate 3 is connected with adjusting assembly 2 through first folding connecting mechanism 41, limiting component 5 is located between first clamping plate 11 and second clamping plate 12, limiting component 5 is set in the below of telescopic plate 3, and limiting component 5 is connected with telescopic plate 3 through fourth folding connecting mechanism 44, limiting component 5 includes limit telescopic plate 51, first connecting piece 52 and second connecting piece 53, one end of first connecting piece 52 is connected with one end of limit telescopic plate 51, the other end of first connecting piece 52 is connected with first clamping plate 11, one end of second connecting piece 53 is connected with the other end of limit telescopic plate 51, the other end of second connecting piece 53 is connected with second clamping plate 12.

[0044] The first connecting piece 52 includes sleeve 521, limiting elastic element 522 and limiting mechanism 523, one end of the sleeve 521 is fixedly connected with one end of the limit telescopic plate 51, one end of the limiting mechanism 523 extends into the sleeve 521 along the other end of the sleeve 521, and the limiting mechanism 523 is slidably connected with the sleeve 521, one end of the limiting elastic element 522 is connected with the limiting mechanism 523, the other end of the limiting elastic element 522 is connected with the sleeve 521, and is used to provide the limiting mechanism 523 with an action force for sliding into the sleeve 521, the other end of the limiting mechanism 523 is connected with the first clamping plate 11, the first connecting piece 52 and the second connecting piece 53 are the same in structure, the limit telescopic plate 51 and the telescopic plate 3 are both telescopic structures, the adjusting assembly 2 includes an adjusting mechanism 20, a sliding plate 21 and a turnover plate 22, the sliding plate 21 is arranged along the length direction of the turnover plate 22, and the sliding plate 21 is slidably connected with the turnover plate 22 through the adjusting mechanism 20.

[0045] As Figure 1As shown, in the embodiment, the guardrail further comprises a second folding connecting mechanism 42 and a third folding connecting mechanism 43; the telescopic plate 3 comprises a first telescopic plate 31, a second telescopic plate 32 and a third telescopic plate 33; the second telescopic plate 32 is arranged below the first telescopic plate 31, and the second telescopic plate 32 is connected with the first telescopic plate 31 through the second folding connecting mechanism 42; the third telescopic plate 33 is arranged below the second telescopic plate 32, and the third telescopic plate 33 is connected with the second telescopic plate 32 through the third folding connecting mechanism 43; the number of the telescopic plate 3 can be freely added or reduced in actual field as long as the protection standard of the construction site can be reached, and the number of the telescopic plate 3 in the embodiment is three, which can cope with most protection needs.

[0046] In combination Figure 1 and Figure 6 As shown, in the embodiment, the first telescopic plate 31 comprises a telescopic rod body 310, the telescopic rod body 310 comprises an outer rod 311 and an inner rod 312; the inner rod 312 is sleeved with the outer rod 311; the second telescopic plate 32 and the third telescopic plate 33 comprise secondary telescopic plates, and the structures of the secondary telescopic plates and the limiting telescopic plate 51 are consistent with the structure of the telescopic rod body 310.

[0047] In combination Figure 3 and Figure 5 As shown, in the embodiment, the first telescopic plate 31 further comprises an embedded structure 300, one end of the embedded structure 300 is fixedly connected with the telescopic rod body 310, and the other end of the embedded structure 300 is connected with the second clamping plate 12.

[0048] The chimeric structure 300 comprises a first chimeric plate 301, a connecting block 302, a chimeric blocking plate 303 and a second chimeric plate 304; the first chimeric plate 301 is connected with the outer rod 311 away from the inner rod 312, the longitudinal two ends of the first chimeric plate 301 are connected with two chimeric blocking plates 303 respectively, and two same first chimeric spaces 305 are formed respectively, the first chimeric plate 301 is connected with the lower surface of one end of the connecting block 302, the second chimeric plate 304 is connected with the lower surface of the other end of the connecting block 302, the second clamping plate 12 comprises a second vertical part 121, the second vertical part 121 is provided with a second chimeric groove 1211 for chimeric connection with the second chimeric plate 304, the second clamping plate 12 further comprises a second clamping blocking plate 122, the second clamping blocking plate 122 is parallel to the second vertical part 121, the second chimeric space 306 is formed between the second clamping blocking plate 122 and the second vertical part 121, the second chimeric space 306 is chimeric with the first chimeric plate 301, the second clamping blocking plate 122 is two rod bodies parallel to each other in the width direction, a second sliding groove 1221 is formed between the two rod bodies, and the top end of the second clamping blocking plate 122 is embedded in the first chimeric space 305.

[0049] In combination with Figure 2 , Figure 5 and Figure 6 It can be seen that in the embodiment, the first clamping plate 11 comprises a first vertical part 111 and a first clamping blocking plate 112, the first clamping blocking plate 112 is parallel to the first vertical part 111, and the first clamping blocking plate 112 is two rod bodies parallel to each other in the width direction, a first sliding groove 1121 is formed between the two rod bodies, and is used for sliding connection with the clamping blocking structure 320; the clamping blocking structure 320 is fixedly connected with the left end of the first telescopic plate 31, the clamping blocking structure 320 is fixedly connected with both ends of the second telescopic plate 32 and the third telescopic plate 33, the clamping blocking structure 320 of the left end of the telescopic plate 3 is embedded in the first sliding groove, and the clamping blocking structure 320 of the right end of the second telescopic plate 32 and the third telescopic plate 33 is embedded in the second sliding groove 1221, and after embedding, the telescopic plate 3 can be freely slid up and down.

[0050] In combination with Figure 3 and Figure 4It can be seen that the top end of the second vertical part 121 is provided with a hole 1212 for connecting with the turnover plate 22; the turnover plate 22 comprises a turnover plate body 221 and a movable shaft 222; the movable shaft 222 is arranged at one end of the turnover plate body 221, and the movable shaft 222 is matched with the hole 1212, so that the movable shaft 222 can be rotatably moved; the adjusting assembly 2 further comprises a sliding fitting piece 250, which is located at one end of the sliding plate 21; the sliding fitting piece 250 comprises a sliding blocking plate 251, a sliding fitting plate 252 and a tensile plate 253; the number of the sliding blocking plate 251 is two, and the two sliding blocking plates 251 are arranged on the two side surfaces of the sliding plate 21 respectively; the sliding blocking plate 251 is located close to the movable shaft 222; the sliding fitting plate 252 is fixedly connected with the sliding plate 21 in a cross shape; the third fitting space 2511 is formed between the sliding fitting plate 252 and the sliding blocking plate 251, and the third fitting space 2511 is fitted with the top end of the first clamping blocking plate 112; the tensile plate 253 is fixedly connected with the sliding fitting plate 252, and the tensile plate 253 is detachably fitted with the fitting groove 1111 arranged at the top end of the first vertical part 111.

[0051] As shown in Figure 4 , the adjusting mechanism 20 comprises a stable plate 201, a brake column 202, a push-pull disc 203 and a brake elastic piece 204; the stable plate 201 is fixedly connected with the other end of the turnover plate body 221; the upper end of the stable plate 201 is provided with a mounting hole for slidingly mounting the brake column 202; the brake column 202 penetrates through the mounting hole; the lower end of the brake column 202 is provided with the push-pull disc 203, and the brake column 202 is fixedly connected with the push-pull disc 203; the bottom end of the brake column 202 penetrates through the sliding circular hole arranged on the upper surface of the sliding plate 21; the brake elastic piece 204 is sleeved on the brake column 202; one end of the brake elastic piece 204 is fixedly connected with the upper surface of the push-pull disc 203; the other end of the brake elastic piece 204 is fixedly connected with the stable plate 201; the bottom end of the stable plate 201 close to the brake column 202 is provided with a rectangular hole; the sliding plate 21 penetrates through the rectangular hole; and the number of the sliding circular holes is multiple.

[0052] As shown in Figure 4 , the adjusting assembly 2 further comprises a sleeve frame 24; the sleeve frame 24 is fixedly connected with the lower surface of the sliding plate 21; and the turnover plate body 221 is connected with the sliding plate 21 through the sleeve frame 24, so that the sliding connection of the turnover plate 22 and the sliding plate 21 is more stable.

[0053] In combination with Figure 2 ,Figure 3 And Figure 8 In the embodiment, a first movable slot 1112 is arranged at the bottom end of the first vertical part 111; two first braking blocks 1122 are fixedly connected to the side of the first clamping baffle 112 close to the first movable slot 1112, and the first braking blocks 1122 are wedge-shaped structures; a second movable slot 1213 is arranged at the side of the second vertical part 121 close to the hole 1212, the bottom end of the second movable slot 1213 is communicated with the second embedding slot 1211, and a third movable slot 1214 is arranged at the bottom end of the second vertical part 121; two second braking blocks 1222 are fixedly connected to the side of the second clamping baffle 122 close to the third movable slot 1214, and the second braking blocks 1222 are wedge-shaped structures; the limiting mechanism 523 comprises a pull plate 5231 and a limiting embedding part 5232; the sleeve 521 is sleeved with one end of the pull plate 5231, the limiting embedding part 5232 is fixedly connected with the other end of the pull plate 5231, and the structure of the limiting embedding part 5232 is same as that of the clamping structure 320, and the purpose is to be embedded into the first sliding slot 1121 and the second sliding slot 1221; the limiting assembly 5 further comprises a first ear plate 541 and a second ear plate 542; the first ear plate 541 is fixedly connected with the upper surface of the sleeve 521, the second ear plate 542 is fixedly connected with the upper surface of the pull plate 5231, one end of the limiting elastic part 522 is fixed to the first ear plate 541, and the other end of the limiting elastic part 522 is fixed to the second ear plate 542.

[0054] As Figure 1 And Figure 7 In the embodiment, the first folding connecting mechanism 41 comprises three folding connecting mechanisms 410 with the same structure, the three folding connecting mechanisms 410 are arranged at intervals, and the folding connecting mechanism 410 comprises a folding connecting rod 411 and a elastic rope 412; the number of the folding connecting rods 411 is two, the two folding connecting rods 411 are arranged on the two sides of the adjusting assembly 2 respectively, one end of the folding connecting rod 411 is hingedly connected with the adjusting assembly 2, and the other end of the folding connecting rod 411 is hingedly connected with the first telescopic plate 31; the elastic rope 412 is arranged in the middle of the two folding connecting rods 411, one end of the elastic rope 412 is fixedly connected with the lower surface of the adjusting assembly 2, and the other end of the elastic rope 412 is fixedly connected with the upper surface of the first telescopic plate 31; the second folding connecting mechanism 42, the third folding connecting mechanism 43 and the fourth folding connecting mechanism 44 have the same structure as the first folding connecting mechanism 41.

[0055] The specific operation method of the embodiment is as follows:

[0056] By pushingFigure 8 The first ear plate 541 is shown to be moved away from the second ear plate 542, so that the first ear plate 541 drives the limiting fitting 5232 on the pull plate 5231 to be separated from the clamping block 1122, and then the limiting fitting 5232 is moved upward along the gap between the first clamping plate 112 and the first vertical plate 111, so that the elastic cord 412 drives the limiting assembly 5 and the telescopic plate 3 to be synchronously moved upward, and the folding connecting mechanism 410 between the telescopic plates 3 is also turned and folded together, so that the telescopic plate 3 and the limiting assembly 5 are synchronously lifted and combined together, and finally the right ends of the telescopic plate 3 and the limiting assembly 5 are located in the second movable slot 1213;

[0057] Then the brake column 202 is pulled upward, so that the brake column 202 drives the push-pull plate 203 to press the brake elastic member 204, and at the same time the brake column 202 is separated from the sliding round hole on the sliding plate 21, and then the adjusting assembly 2 is lifted, and the telescopic plate 3 and the limiting assembly 5 are driven upward by the elastic cord 412 and the folding connecting rod 411, so that the end points of the adjusting assembly 2, the telescopic plate 3 and the limiting assembly 5 are separated from the clamping between the first clamping plate 112 and the first clamping plate 11, so as to open the channel, so as to facilitate the operation according to the construction requirements;

[0058] For the adjustment of the blocking distance between the first clamping plate 11 and the second clamping plate 12, the brake column 202 is pulled upward, so that the brake column 202 drives the push-pull plate 203 to press the brake elastic member 204, and at the same time the brake column 202 is separated from the sliding round hole on the sliding plate 21, so that the brake column 202 releases the brake limit of the sliding plate 21, and then the sliding plate 21 can be pulled to move, so as to drive the telescopic plate 3 and the limiting assembly 5 to be synchronously extended and expanded by the folding connecting mechanism 410, and after being adjusted to a suitable distance, the brake column 202 can be released, so that the brake elastic member 204 drives the push-pull plate 203 to drive the brake column 202 to be inserted into the corresponding sliding round hole, so as to brake and limit the sliding plate 21, so as to adjust the distance between the first clamping plate 11 and the second clamping plate 12.

[0059] In the description of the utility model, need understanding is, the indicated orientation or position relation is based on the orientation or position relation shown in drawing, is only for the convenience description the utility model and simplifies the description, and is not the indication or the implied device or the element that the finger points must have the specific orientation, constructs and operates with the specific orientation, therefore cannot be understood as the restriction to the utility model. In the utility model, unless another explicit provision and limitation, for example, can be fixed connection, also can be detachable connection, or be integrated;Can be mechanical connection, also can be electrical connection;Can be direct connection, also can through the indirect connection of intermediate medium, can be the communication of two element interiors or the interaction of two elements, unless another explicit limitation, for the ordinary skill in the art, can understand the specific meaning of the above-mentioned terms in the utility model according to the specific situation.

[0060] Although the embodiments of the utility model have been shown and described, for the ordinary skill in the art, it can be understood that the embodiments can be changed, modified, replaced and changed in many ways without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and its equivalents.

Claims

1. A building safety guardrail, characterized in that: The guardrail comprises a first card plate (11), a second card plate (12), an adjustment component (2), a telescopic plate (3), a first folding connection mechanism (41), a fourth folding connection mechanism (44) and a limiting component (5); the adjustment component (2) is located between the first card plate (11) and the second card plate (12), one end of the adjustment component (2) is connected to the upper end of the first card plate (11), and the other end of the adjustment component (2) is connected to the upper end of the second card plate (12); the telescopic plate (3) is located between the first card plate (11) and the second card plate (12), one end of the telescopic plate (3) is connected to the first card plate (11), and the other end of the telescopic plate (3) is connected to the second card plate (12). ), the telescopic plate (3) is arranged below the adjusting assembly (2), and the telescopic plate (3) is connected to the adjusting assembly (2) through a first folding connection mechanism (41); the limiting assembly (5) is located between the first card plate (11) and the second card plate (12), the limiting assembly (5) is arranged below the telescopic plate (3), and the limiting assembly (5) is connected to the telescopic plate (3) through a fourth folding connection mechanism (44); the limiting assembly (5) includes a limiting telescopic plate (51), a first connecting member (52) and a second connecting member (53), one end of the first connecting member (52) is connected to one end of the limiting telescopic plate (51), and the first connecting member (52) The other end of the sleeve (521) is connected to the first clamping plate (11), one end of the second connecting member (53) is connected to the other end of the limiting telescopic plate (51), and the other end of the second connecting member (53) is connected to the second clamping plate (12). The first connecting member (52) includes a sleeve (521), a limiting elastic member (522) and a limiting mechanism (523). One end of the sleeve (521) is fixedly connected to one end of the limiting telescopic plate (51), one end of the limiting mechanism (523) extends into the sleeve (521) along the other end of the sleeve (521), and the limiting mechanism (523) is slidably connected to the sleeve (521). One end of the limiting elastic member (522) is connected to the limiting mechanism (523). The other end of the limiting elastic member (522) is connected to the sleeve (521) and is used to give the limiting mechanism (523) a force to slide into the sleeve (521), and the other end of the limiting mechanism (523) is connected to the first clamping plate (11); the first connecting member (52) and the second connecting member (53) have the same structure; the limiting telescopic plate (51) and the telescopic plate (3) are both telescopic structures; the adjusting assembly (2) includes an adjusting mechanism (20), a sliding plate (21) and a flip plate (22), the sliding plate (21) is arranged along the length direction of the flip plate (22), and the sliding plate (21) is slidably connected to the flip plate (22) through the adjusting mechanism (20).

2. A building safety guardrail according to claim 1, characterized in that: The guardrail further comprises a second folding connection mechanism (42) and a third folding connection mechanism (43); the telescopic plate (3) comprises a first telescopic plate (31), a second telescopic plate (32) and a third telescopic plate (33); the second telescopic plate (32) is arranged below the first telescopic plate (31), and the second telescopic plate (32) is connected to the first telescopic plate (31) through the second folding connection mechanism (42); the third telescopic plate (33) is arranged below the second telescopic plate (32), and the third telescopic plate (33) is connected to the second telescopic plate (32) through the third folding connection mechanism (43).

3. A building safety guardrail according to claim 2, characterized in that: The first telescopic plate (31) includes a telescopic rod body (310), and the telescopic rod body (310) includes an outer rod (311) and an inner rod (312); the inner rod (312) is sleeved with the outer rod (311); the second telescopic plate (32) and the third telescopic plate (33) include secondary telescopic plates, and the structures of the secondary telescopic plates and the limiting telescopic plate (51) are consistent with the structure of the telescopic rod body (310).

4. A building safety guardrail according to claim 3, characterized in that: The first telescopic plate (31) further comprises a chimeric structure (300), wherein the chimeric structure (300) is fixedly connected to one end of the telescopic rod (310), and the other end of the chimeric structure (300) is connected to the second clamping plate (12); The interlocking structure (300) includes a first interlocking plate (301), a connecting block (302), an interlocking blocking plate (303) and a second interlocking plate (304); the first interlocking plate (301) is connected to one end of the outer rod (311) away from the inner rod (312); the longitudinal ends of the first interlocking plate (301) are respectively connected to the two interlocking blocking plates (303), and two identical first interlocking spaces (305) are respectively formed; the first interlocking plate (301) is connected to the lower surface of one end of the connecting block (302); the second interlocking plate (304) is connected to the lower surface of the other end of the connecting block (302); the second clamping plate (12) includes a second vertical portion (121); the second The vertical portion (121) is provided with a second engaging groove (1211) engaged with the second engaging plate (304); the second clamping plate (12) further includes a second blocking plate (122); the second blocking plate (122) is parallel to the second vertical portion (121); a second engaging space (306) is formed between the second blocking plate (122) and the second vertical portion (121); the second engaging space (306) is engaged with the first engaging plate (301); the second blocking plate (122) is two rods parallel to each other in the width direction; a second sliding groove (1221) is formed between the two rods; the top end of the second blocking plate (122) is embedded in the first engaging space (305).

5. A building safety guardrail according to claim 4, characterized in that: The first card plate (11) comprises a first vertical portion (111) and a first blocking plate (112), the first blocking plate (112) being parallel to the first vertical portion (111), and the first blocking plate (112) being two rods parallel in width direction, a first sliding groove (1121) being formed between the two rods, and a blocking structure (320) being slidably connected to the first sliding groove (1121); the blocking structure (320) being fixedly connected to the left end of the first telescopic plate (31), the blocking structure (320) being fixedly connected to both ends of the second telescopic plate (32) and the third telescopic plate (33), the blocking structure (320) at the left end of the telescopic plate (3) being embedded in the first sliding groove, and the blocking structures (320) at the right ends of the second telescopic plate (32) and the third telescopic plate (33) being embedded in the second sliding groove (1221).

6. A building safety guardrail according to claim 5, characterized in that: The top end of the second vertical portion is provided with a hole (1212) and is used to be connected to the flip plate (22); the flip plate (22) includes a flip plate body (221) and a movable shaft (222); the movable shaft (222) is arranged at one end of the flip plate body (221), and the movable shaft (222) cooperates with the hole (1212); the adjustment component (2) also includes a sliding fitting (250), the sliding fitting (250) is located at one end of the sliding plate (21), and the sliding fitting (250) includes a sliding blocking plate (251), a sliding fitting plate (252) and a tensile plate (253); the number of the sliding blocking plates (251) is two, and the two The sliding blocking plates (251) are respectively arranged on the two side surfaces of the sliding plate (21), and the sliding blocking plates (251) are located at a position close to the direction of the movable shaft (222). The sliding interlocking plate (252) and the sliding plate (21) are fixedly connected in a cross shape, and a third interlocking space (2511) is formed between the sliding interlocking plate (252) and the sliding blocking plate (251), and the third interlocking space (2511) is interlocked with the top end of the first blocking plate (112); the tensile plate (253) is fixedly connected to the sliding interlocking plate (252), and the tensile plate (253) is interlocked with the interlocking groove (1111) arranged at the top end of the first vertical portion (111).

7. A building safety guardrail according to claim 6, characterized in that: The adjustment mechanism (20) comprises a stabilizing plate (201), a brake column (202), a push-pull disk (203) and a brake elastic member (204); the stabilizing plate (201) is fixedly connected to the other end of the flip plate body (221); a mounting hole for slidingly mounting the brake column (202) is provided at the upper end of the stabilizing plate (201); the brake column (202) is inserted into the mounting hole; a push-pull disk (203) is provided at the lower end of the brake column (202); and the brake column (202) is fixedly connected to the push-pull disk (203). The bottom end of the brake column (202) is penetrated by a sliding circular hole provided on the upper surface of the sliding plate (21); the brake elastic member (204) is fitted on the brake column (202); one end of the brake elastic member (204) is fixedly connected to the upper surface of the push-pull disk (203); the other end of the brake elastic member (204) is fixedly connected to the stabilizing plate (201); a rectangular hole is provided near the bottom end of the stabilizing plate (201) near the brake column (202); the sliding plate (21) is penetrated by the rectangular hole; and the number of the sliding circular holes is multiple.

8. A building safety guardrail according to claim 6, characterized in that: The adjustment assembly (2) further comprises a sleeve frame (24), wherein the sleeve frame (24) is fixedly connected to the lower surface of the sliding plate (21), and the flip plate body (221) is connected to the sliding plate (21) via the sleeve frame (24).

9. A building safety guardrail according to claim 7, characterized in that: A first movable groove (1112) is provided at the bottom end of the first vertical portion (111); there are two first brake blocks (1122), and the two first brake blocks (1122) are respectively fixedly connected to one side of the first blocking plate (112) close to the first movable groove (1112), and the first brake block (1122) is a wedge-shaped structure; a second movable groove (1213) is provided at the second vertical portion (121) close to the hole (1212), and the bottom end of the second movable groove (1213) is communicated with the second engaging groove (1211), and a third movable groove (1214) is provided at the bottom end of the second vertical portion (121); there are two second brake blocks (1222), and the two second brake blocks (1222) are respectively fixedly connected to one side of the second blocking plate (122) close to the third movable groove (1214), and the second brake block ( 1222) is a wedge-shaped structure; the limiting mechanism (523) includes a pull-out plate (5231) and a limiting fitting (5232); the sleeve (521) is sleeved with one end of the pull-out plate (5231), the limiting fitting (5232) is fixedly connected to the other end of the pull-out plate (5231), and the structure of the limiting fitting (5232) is the same as that of the blocking structure (320); the limiting assembly (5) also includes a first ear plate (541) and a second ear plate (542); the first ear plate (541) is fixedly connected to the upper surface of the sleeve (521), the second ear plate (542) is fixedly connected to the upper surface of the pull-out plate (5231), one end of the limiting elastic member (522) is fixed to the first ear plate (541), and the other end of the limiting elastic member (522) is fixed to the second ear plate (542).

10. A building safety guardrail according to claim 2, characterized in that: The first folding connection mechanism (41) comprises three folding connection mechanisms (410) of the same structure, the three folding connection mechanisms (410) are arranged at intervals, and the folding connection mechanism (410) comprises a folding link (411) and an elastic rope (412); the number of the folding link (411) is two, and the two folding links (411) are respectively arranged on both sides of the adjustment component (2), one end of the folding link (411) is hinged to the adjustment component (2), and the folding link (411) The other end of the elastic rope (412) is hinged to the first telescopic plate (31); the elastic rope (412) is provided between the two folding connecting rods (411), one end of the elastic rope (412) is fixedly connected to the lower surface of the adjustment component (2), and the other end of the elastic rope (412) is fixedly connected to the upper surface of the first telescopic plate (31); the second folding connection mechanism (42), the third folding connection mechanism (43) and the fourth folding connection mechanism (44) have the same structure as the first folding connection mechanism (41).

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