Protective net for constructional engineering

Abstract

The utility model belongs to the technical field of constructional engineering, and particularly relates to a constructional engineering protective net which comprises a guide beam, adjusting beams are installed at the two ends of the guide beam in a sliding mode, a first supporting column is arranged between one set of adjusting beams, a second supporting column is arranged between the other set of adjusting beams, and a protective assembly is arranged between the first supporting column and the second supporting column. A two-way screw is rotationally installed between the two correspondingly-arranged guide beams and located between the first supporting column and the second supporting column, lifting bases are installed at the two ends of the two-way screw in a threaded mode respectively, hinge bases are installed on the opposite sides of the first supporting column and the second supporting column respectively, and connecting rods are arranged between the hinge bases and the lifting bases respectively. According to the constructional engineering protective net, the two-way screw capable of driving the lifting seat is arranged in the device, so that when the two-way screw rotates, the protective assembly arranged between the first supporting column and the second supporting column can be converted into a folded state, and therefore the device is convenient to store and transport.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of building engineering, especially relates to a building engineering protective net. BACKGROUND

[0002] With the rapid development of the construction industry, the scale and height of engineering projects are increasing, and the safety risks of construction sites are also increasing. In order to ensure the safety of construction personnel and passing pedestrians, building engineering protective nets are widely used as an important safety protection facility.

[0003] At present, there are various types of protective nets on the market, mainly made of high-strength polyethylene, polypropylene or nylon materials, which can effectively prevent accidental falling of objects and protect the safety of the surrounding environment and personnel. In order to ensure the strength, a metal frame is set outside the nylon net body. However, the current protective net gradually discovers the following defects in actual use:

[0004] (1) The metal frame of the protective net is not easy to fold and store after use, occupying a large storage space, which brings inconvenience to construction management and increases transportation costs;

[0005] (2) When installing multiple protective nets, buckles fixed by screws are usually used for fixing. During assembly operation, tools are needed to fix the screws on the buckles one by one, which is relatively cumbersome to operate;

[0006] (3) The protective net is prone to rupture when impacted or pulled, reducing its protective effect, easily leading to safety hazards, and having a low service life. CONTENT OF THE UTILITY MODEL

[0007] In order to overcome the defects of the prior art as pointed out above, the present inventors have made in-depth research and, after a lot of creative labor, completed the present utility model.

[0008] Specifically, the technical problem to be solved by the present utility model is to provide a building engineering protective net to solve the technical problem that the current protective net structure is not easy to fold and store after use, occupies a large storage space, brings inconvenience to construction management, and increases transportation costs.

[0009] To solve the above technical problems, the utility model provides the following technical scheme:

[0010] The utility model provides a construction engineering protective screen, including guide beam, two guide beams are correspondingly arranged, and the both ends of guide beam are slidably installed with adjusting beam, the adjusting beam is two two a group, and the first support is arranged between one group of adjusting beam, and the second support is arranged between the other group of adjusting beam, the first support and the second support are vertically arranged with adjusting beam, and one end of the first support and the second support is fixedly connected with the adjusting beam and extends to the guide beam, and the protective assembly is arranged between the first support and the second support,

[0011] Two guide beams are correspondingly arranged, and the both ends of guide beam are slidably installed with adjusting beam, the adjusting beam is two two a group, and the first support is arranged between one group of adjusting beam, and the second support is arranged between the other group of adjusting beam, the first support and the second support are vertically arranged with adjusting beam, and one end of the first support and the second support is fixedly connected with the adjusting beam and extends to the guide beam, and the protective assembly is arranged between the first support and the second support,

[0012] As an improved technical solution, the guide beam is provided with a guide groove along its length direction, the adjusting beam is slidably installed on the guide beam through the guide groove, and the both ends of the guide beam are threadedly installed with positioning bolts, the adjusting beam is provided with a threaded hole matched with the positioning bolt, and the positioning bolt is threadedly connected with the threaded hole in the positioning state.

[0013] As an improved technical solution, the opposite sides of the guide beam are provided with bearing seats, the bidirectional screw is rotatably installed between the two guide beams through the bearing seat, and the anti-skid rubber sleeve is fixedly installed on the bidirectional screw, and the outer surface of the anti-skid rubber sleeve is provided with anti-skid lines.

[0014] As an improved technical solution, the ends of the lifting seat and the hinge seat are provided with hinge shafts, one end of the connecting rod is hingedly connected with the lifting seat through the hinge shaft, and the other end of the connecting rod is hingedly connected with the hinge seat through the hinge shaft.

[0015] As an improved technical solution, the protective assembly includes nylon net and elastic net, the nylon net is provided with at least one, and the both ends of the nylon net and the elastic net are connected with the first support and the second support.

[0016] As an improved technical solution, the nylon net is provided with two, the elastic net is provided with one, and the nylon net and the elastic net are arranged in sequence;

[0017] Or, the elastic net is located between two nylon nets.

[0018] As an improved technical solution, a fixing seat is fixedly arranged on one of the guide beams, the fixing seats are sequentially arranged along the length direction of the guide beams, and a fixing hole is formed in the fixing seat.

[0019] As an improved technical solution, the first support is integrally formed with a splicing strip on the side away from the guide beam, a top of the splicing strip is provided with a slot, the second support is provided with a splicing slot matched with the splicing strip on the side away from the guide beam, an end of the adjusting beam fixedly connected with the second support is provided with a plug-in piece, the plug-in piece is slidably arranged on the adjusting beam in the vertical direction, the plug-in piece is arranged in correspondence with the splicing slot, the plug-in piece is integrally formed with a blocking ring part and a plug-in head, the blocking ring part is arranged on the side of the adjusting beam away from the second support, the plug-in head is arranged on the side of the adjusting beam towards the second support, and the plug-in head is matched with the slot.

[0020] As an improved technical solution, the side of the plug-in head away from the guide beam is a bevel structure, and the top end of the splicing strip has a bevel structure matched with the plug-in head.

[0021] After the above technical solution is adopted, the utility model has the beneficial effects that:

[0022] 1. The utility model discloses a rotating bidirectional screw rod to increase the distance between the lifting seats connected by threads, make the first support and the second support connected by the hinged seat approach each other, and convert the protection assembly arranged between the first support and the second support into a folding state, thereby facilitating the storage and transportation of the device.

[0023] 2. The utility model discloses a bevel structure of the joint on the bevel structure of the splicing strip to slide and finally complete the plug-in through the gravity and the slot, thereby fixing the splicing strip in the splicing slot, and connecting the multiple protection nets without using tools and screws.

[0024] 3. The utility model discloses a plurality of nylon nets and elastic nets made of nylon fibers woven with metal wires on the device to provide the main protection function, and avoid the large-area tearing and rupture of the nylon net after being impacted. BRIEF DESCRIPTION OF DRAWINGS

[0025] In order to more clearly illustrate the technical scheme of the embodiments of the present application, the drawings needed to be used in the embodiment description will be briefly introduced as follows. Obviously, 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 labor on the premise of not paying creative labor. Among them:

[0026] Figure 1 It is a three-dimensional structure schematic diagram of the protection mechanism of the present application.

[0027] Figure 2 It is an assembly schematic diagram of the construction engineering protection net of the present application.

[0028] Figure 3 It is a front view structure schematic diagram of the construction engineering protection net of the present application.

[0029] Figure 4 It is a back view structure schematic diagram of the construction engineering protection net of the present application.

[0030] Figure 5 It is a schematic diagram of the first support and the second support cooperating installation structure of the present application.

[0031] Figure 6 It is a schematic diagram of the splice strip and the second support cooperating installation sectional structure of the present application.

[0032] Figure 7 It is a schematic diagram of the plug-in part structure of the present application.

[0033] Figure 8 It is a schematic diagram of the protection assembly stretching of the present application.

[0034] Figure 9 It is a three-dimensional structure schematic diagram of the guide beam of the present application.

[0035] Explanation of reference signs:

[0036] 1, guide beam; 101, guide groove; 2, adjusting beam; 201, threaded hole; 3, first support; 301, splice strip; 3011, plug-in groove; 4, second support; 401, splice groove; 5, bidirectional screw; 6, lifting seat; 7, hinged seat; 8, connecting rod; 9, positioning bolt; 10, bearing seat; 11, antiskid rubber sleeve; 12, hinged shaft; 13, nylon net; 14, elastic net; 15, fixed seat; 16, plug-in part; 1601, blocking ring part; 1602, plug-in head. DETAILED DESCRIPTION

[0037] Clearly, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those of ordinary skill in the art without creative labor fall within the scope of protection of the present application.

[0038] It should be noted that all directional indications (such as up, down, left, right, front, back, etc.) in the embodiments of the present application are only used to explain the relative positional relationship, movement condition, etc. between components in a certain specific posture (as shown in the drawings), and if the specific posture changes, the directional indications will also change accordingly.

[0039] Meanwhile, "and / or" or "and / or" appearing throughout the text means including three schemes, taking "A and / or B" as an example, including A scheme, or B scheme, or A and B schemes are satisfied at the same time.

[0040] In addition, the description of "first", "second" and the like in the present application is only for the purpose of description, and cannot be understood as indicating or implying the relative importance of the indicated technical features or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" can explicitly or implicitly include at least one of the features. In addition, the technical solutions of each embodiment can be combined with each other, but it must be based on the realization of ordinary skill in the art, when the combination of technical solutions appears contradictory or cannot be realized, it should be considered that the combination of technical solutions does not exist, nor within the scope of protection required by the present application.

[0041] For example, Figures 1 to 9As shown in the drawings, the embodiment provides a construction engineering protective screen, which comprises two guide beams 1, each of which is provided with two adjusting beams 2 at both ends, and each of the adjusting beams 2 is provided with a first support 3 between one adjusting beam 2 and another adjusting beam 2 and a second support 4 between the other adjusting beam 2 and the other adjusting beam 2, and the first support 3 and the second support 4 are perpendicular to the adjusting beams 2, and the two ends of the first support 3 and the second support 4 are fixedly connected to the ends of the adjusting beams 2 extending out of the guide beams 1, and the protective screen is provided with a protective assembly between the first support 3 and the second support 4, and the two guide beams 1 are rotatably provided with a bidirectional screw 5, and the bidirectional screw 5 is parallel to the first support 3 and the second support 4 and located between the first support 3 and the second support 4, and the two ends of the bidirectional screw 5 are threadedly provided with lifting seats 6, and the first support 3 and the second support 4 are fixedly provided with hinged seats 7 on the opposite sides, and the hinged seats 7 are located at the middle positions of the first support 3 and the second support 4, and the hinged seats 7 and the lifting seats 6 are respectively provided with connecting rods 8, and one end of the connecting rod 8 is hingedly connected to the lifting seat 6, and the other end of the connecting rod 8 is hingedly connected to the hinged seat 7, and the guide beam 1 can limit the direction of the adjusting beam 2 when moving, and the adjusting beam 2 cooperates with the first support 3 and the second support 4 to form a frame mechanism to limit the shape of the protective assembly, and when the device is in a folded state, the distance between the adjusting beams 2 in the same group of guide beams 1 is at a minimum value, and the inner side of the lifting seat 6 is provided with a thread matched with the bidirectional screw 5, and when the bidirectional screw 5 rotates, it moves in the opposite direction along the axial direction of the bidirectional screw 5, and the connecting rod 8 can be away from each other through the hinged seat 7 as the distance between the lifting seats 6 decreases, and the connected adjusting beams 2 are pulled out of the corresponding guide beams 1, so that the device is unfolded, which is convenient for moving and carrying.

[0042] The guide beam 1 is provided with a guide groove 101 along the length direction, the adjusting beam 2 is slidably installed on the guide beam 1 through the guide groove 101, and the two ends of the guide beam 1 are threadedly provided with positioning bolts 9, and the adjusting beam 2 is provided with a threaded hole 201 matched with the positioning bolt 9, and when positioned, the positioning bolt 9 is threadedly connected with the threaded hole 201, and the adjusting beam 2 can keep linear movement under the limitation of the guide groove 101 in the guide beam 1, and the positioning bolt 9 can be threadedly connected with the corresponding threaded hole 201, so as to fix the adjusting beam 2 slidably installed in the guide beam 1.

[0043] The opposite side of the guide beam 1 is provided with a bearing seat 10, and the bidirectional screw 5 is rotatably installed between the two guide beams 1 through the bearing seat 10, and the bidirectional screw 5 is fixedly installed with an anti-skid rubber sleeve 11, the outer surface of the anti-skid rubber sleeve 11 is provided with anti-skid lines, and the bidirectional screw 5 can rotate in a state perpendicular to the guide beam 1 under the limitation of the bearing seat 10, and the anti-skid rubber sleeve 11 can facilitate the rotation of the bidirectional screw 5.

[0044] The end of the lifting seat 6 and the hinged seat 7 is provided with a hinge shaft 12, one end of the connecting rod 8 is hingedly connected with the lifting seat 6 through the hinge shaft 12, the other end of the connecting rod 8 is hingedly connected with the hinged seat 7 through the hinge shaft 12, and the connecting rod 8 can be deflected with the hinge shaft 12 as the center at both ends of the hinged seat 7 or at both ends of the lifting seat 6.

[0045] The protection assembly includes a nylon net 13 and an elastic net 14, the nylon net 13 is provided with at least one, and the two ends of the nylon net 13 and the elastic net 14 are connected with the first support 3 and the second support 4 respectively, the nylon net 13 is woven from nylon fibers with metal wires, and the elastic net 14 is a woven mesh structure of polyurethane elastomer, which has good cold resistance, oil resistance, weather resistance, wear resistance and tear resistance.

[0046] In an embodiment, the nylon net 13 is provided with two, and the elastic net 14 is provided with one, and the nylon net 13 and the elastic net 14 are arranged in sequence;

[0047] In another embodiment, the elastic net 14 is located between the two nylon nets 13, the nylon net 13 can provide the main protection function for the device, and the elastic net 14 assists the use of the nylon net 13, so as to avoid the large-area tearing and breaking of the nylon net 13 after being impacted.

[0048] One of the guide beams 1 is fixedly installed with a fixed seat 15, the fixed seats 15 are arranged in sequence along the length direction of the guide beam 1, and the fixed seat 15 is provided with a fixed hole, the guide beam 1 is stably placed on the ground during use, and the device is fixed by installing a screw in the fixed hole of the fixed seat 15.

[0049] The first support column 3 has an integral splice strip 301 on the side away from the guide beam 1, the top of the splice strip 301 is provided with a slot 3011, the second support column 4 is provided with a splice groove 401 on the side away from the guide beam 1, the splice groove 401 is adapted to the splice strip 301, the end of the adjusting beam 2 fixedly connected to the top of the second support column 4 is provided with a plug-in piece 16, the plug-in piece 16 is slidingly installed on the adjusting beam 2 in the vertical direction, the plug-in piece 16 is correspondingly arranged with the splice groove 401, the plug-in piece 16 has an integral stop ring part 1601 and a plug-in head 1602, the stop ring part 1601 is located on the side of the adjusting beam 2 away from the second support column 4, the plug-in head 1602 is located on the side of the adjusting beam 2 towards the second support column 4, the plug-in head 1602 is adapted to the slot 3011, when the splice strip 301 is assembled to the corresponding second support column 4, the splice strip 301 is first clamped with the second support column 4 through the splice groove 401, in this process, the plug-in piece 16 is limited to move in the adjusting beam 2 by the stop ring part 1601, after the splice strip 301 is completely clamped with the splice groove 401, the plug-in head 1602 is inserted into the slot 3011, so that the splice strip 301 is fixed in the splice groove 401.

[0050] The side of the plug-in head 1602 away from the guide beam 1 is a beveled structure, the top end of the splice strip 301 has a beveled structure adapted to the plug-in head 1602, the plug-in head 1602 can slide on the beveled structure on the splice strip 301 through the beveled structure, and finally complete the insertion with the slot 3011 through the action of gravity.

[0051] In use, by gripping the anti-skid rubber sleeve 11 on the bidirectional screw rod 5, the bidirectional screw rod 5 is rotated under the restriction of the bearing seat 10 in the guide beam 1, so that the lifting seats 6 connected by threads move in the opposite direction along the axial direction of the bidirectional screw rod 5, and as the distance between the lifting seats 6 increases, the connecting rods 8 connected by the lifting seats 6 are gradually deflected, so that the first support 3 and the second support 4 connected by the connecting rods 8 through the hinged seat 7 are close to each other, and the adjusting beam 2 connected by the first support 3 and the second support 4 and sliding in the guide beam 1 ensures that the first support 3 and the second support 4 are in the same straight line during movement, so as to convert the protection assembly arranged between the first support 3 and the second support 4 into a folded state, thereby facilitating the storage and transportation of the device, and by reversing the bidirectional screw rod 5, the first support 3 and the second support 4 are away from each other, and the protection assembly is converted into an extended state, the splicing strip 301 is clamped in the splicing groove 401 in the second support 4, the plug-in head 1602 in the plug-in piece 16 moves in the adjusting beam 2 under the restriction of the stop ring part 1601, slides on the inclined surface structure on the splicing strip 301 through the inclined surface structure thereof, and finally automatically completes the plug-in with the plug-in groove 3011 through the action of gravity, so as to fix the splicing strip 301 in the splicing groove 401, thereby being able to complete the connection between multiple groups of protection nets without using tools and screws, and at the same time, the nylon net 13 made of nylon fibers woven with metal wires is arranged on the device to provide the main protection function of the device, and the elastic net 14 with a woven mesh structure of polyurethane elastomer assists the nylon net 13 to avoid large-area tearing and breaking of the nylon net 13 after being impacted.

[0052] It should be understood that the use of these embodiments is only for the purpose of illustrating the present application and is not intended to limit the scope of protection of the present application. In addition, it should also be understood that after reading the technical content of the present application, those skilled in the art can make various modifications, modifications and / or variations to the present application, and all these equivalent forms also fall within the protection scope defined by the claims attached to the present application.

Claims

1. A construction site protection screen characterised in that: The application relates to a protective assembly for a two-way screw rod. The two-way screw rod (5) is arranged between the first support column (3) and the second support column (4) and is parallel to the first support column (3) and the second support column (4), the two ends of the two-way screw rod (5) are respectively provided with lifting seats (6) in a threaded mode, the opposite sides of the first support column (3) and the second support column (4) are respectively provided with hinged seats (7) in a fixed mode, the hinged seats (7) are respectively arranged at the middle positions of the first support column (3) and the second support column (4), and the hinged seats (7) and the lifting seats (6) are respectively provided with connecting rods (8), one end of the connecting rod (8) is hingedly connected with the lifting seat (6), and the other end of the connecting rod (8) is hingedly connected with the hinged seat (7).

2. A construction screen according to claim 1, characterised in that: The guide beam (1) is provided with a guide groove (101) along the length direction, the adjusting beam (2) is slidably arranged on the guide beam (1) through the guide groove (101), and the two ends of the guide beam (1) are respectively provided with positioning bolts (9) in a threaded mode, the adjusting beam (2) is provided with threaded holes (201) matched with the positioning bolts (9), and the positioning bolts (9) are in threaded connection with the threaded holes (201) in the positioning state.

3. A construction screen according to claim 1, characterised in that: The opposite sides of the guide beam (1) are respectively provided with bearing seats (10), the two-way screw rod (5) is rotatably arranged between the two guide beams (1) through the bearing seats (10), the two-way screw rod (5) is fixedly provided with a non-slip rubber sleeve (11), and the outer surface of the non-slip rubber sleeve (11) is provided with non-slip lines.

4. A construction screen according to claim 3, wherein: The ends of the lifting seat (6) and the hinged seat (7) are respectively provided with hinged shafts (12), one end of the connecting rod (8) is hingedly connected with the lifting seat (6) through the hinged shaft (12), and the other end of the connecting rod (8) is hingedly connected with the hinged seat (7) through the hinged shaft (12).

5. A construction screen according to claim 1 wherein: The protective assembly comprises nylon nets (13) and elastic nets (14), at least one nylon net (13) is arranged, and the two ends of the nylon net (13) and the elastic net (14) are respectively connected with the first support column (3) and the second support column (4).

6. A construction screen according to claim 5 wherein: The nylon net (13) is provided with two, the elastic net (14) is provided with one, the nylon net (13) and the elastic net (14) are sequentially arranged. Or, the elastic net (14) is located between the two nylon nets (13).

7. A construction screen according to claim 1 wherein: One of the guide beams (1) is fixedly installed with a fixed seat (15), the fixed seat (15) is sequentially arranged along the length direction of the guide beam (1), and the fixed seat (15) is provided with a fixed hole.

8. A construction screen according to any one of claims 1 to 7, wherein: The first support (3) has an integrally formed splicing strip (301) on the side away from the guide beam (1), the top of the splicing strip (301) is provided with a slot (3011), the second support (4) is provided with a splicing groove (401) corresponding to the splicing strip (301) on the side away from the guide beam (1), the end of the adjusting beam (2) fixedly connected with the second support (4) is provided with a plug-in part (16), the plug-in part (16) is vertically slidably installed on the adjusting beam (2), and the plug-in part (16) is correspondingly arranged with the splicing groove (401), the plug-in part (16) has an integrally formed blocking ring part (1601) and a plug-in head (1602), the blocking ring part (1601) is located on the side of the adjusting beam (2) away from the second support (4), the plug-in head (1602) is located on the side of the adjusting beam (2) towards the second support (4), and the plug-in head (1602) is matched with the slot (3011).

9. A construction screen according to claim 8, characterised in that: The plug-in head (1602) is inclined on the side away from the guide beam (1), and the top end of the splicing strip (301) has an inclined surface structure matched with the plug-in head (1602).

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