CN220618020U

CN220618020U - Counterweight protection net

Info

Publication number: CN220618020U
Application number: CN202321889838.1U
Authority: CN
Inventors: 徐勇; 沈欢
Original assignee: Dongtai Zhishun Mechanical Elevator Accessories Co ltd
Current assignee: Dongtai Zhishun Mechanical Elevator Accessories Co ltd
Priority date: 2023-07-18
Filing date: 2023-07-18
Publication date: 2024-03-19
Anticipated expiration: 2033-07-18

Abstract

The utility model relates to the technical field of protective nets, in particular to a counterweight protective net which comprises a pair of auxiliary guide rails and a plurality of protective net bodies which are arranged up and down, wherein splicing blocks are symmetrically arranged at the upper end and the lower end of one protective net body, two adjacent protective net bodies are spliced through the splicing blocks, and a plurality of through holes are formed in the inner wall of the protective net body; the middle part of the splicing block is provided with a plurality of reinforcing plates, and splicing grooves are symmetrically formed in two ends of the splicing block. According to the protective net body made of the modified PVC material, the protective net body is internally provided with the through holes, the protective net body is better in rigidity, the surface of the protective net body is smooth and attractive, only two L-shaped brackets are needed on one side of each protective net body, and the two protective net bodies are spliced in a mode of sharing splicing blocks, so that the number of the brackets is further reduced, the cost is further reduced, the installation time is saved, the protective net can adapt to auxiliary guide rails with different intervals, and the use strength of the protective net body is ensured.

Description

Counterweight protection net

Technical Field

The utility model relates to the technical field of protective nets, in particular to a counterweight protective net.

Background

The counterweight is an integral part of the elevator traction system and its function is to balance the weight of the car.

The space in which the elevator runs in an elevator is called a hoistway, and the car moves up and down along main guide rails in the hoistway, and the top of the car moves up and down along rails by car rollers. The common traction type elevator is to lift the car from the upper part through a steel rope, a machine room of the traction type elevator is arranged at the uppermost part of an elevator shaft, namely at the roof, a traction machine is arranged in the machine room, a steel wire rope penetrates through a rotating wheel in the traction machine, one end of the steel wire rope is downwards connected to the car along the elevator shaft, the other end of the steel wire rope is connected with a counterweight, and the counterweight moves up and down along a secondary guide rail. Theoretical calculation before counterweight optimizes the load of the elevator, so that the counterweight plays an energy-saving role in the elevator traction system.

The counterweight protection net is used in the hoistway to isolate and protect a counterweight area, the counterweight protection net used in the elevator at present is stamped into waves by adopting a thin iron plate, and then the counterweight protection net is fixed on an auxiliary guide rail by matching with a plurality of brackets, but the existing counterweight protection net has insufficient local strength, so that a plurality of brackets are required to be added for mounting in order to enhance the firmness and strength of the counterweight protection net, at least four to eight brackets are used for one counterweight protection net, and the mounting time and cost are high; and the compensation chain shakes when running, so that the compensation chain is easy to drive to strike the protective net made of the thin iron plate to generate relatively crisp noise, and the noise can be transmitted to the outside of the lift car and the hall door.

To sum up current counterweight protection network, the local intensity of counterweight protection network is not enough in the use, needs to increase a lot of supports and installs, and installation time and cost are higher.

Disclosure of Invention

The present utility model is directed to a counterweight protection net, so as to solve the problems set forth in the background art.

In order to solve the technical problems, the utility model provides the following technical scheme: the counterweight protection net comprises a pair of auxiliary guide rails and a plurality of protection net bodies which are arranged up and down, wherein splicing blocks are symmetrically arranged at the upper end and the lower end of one protection net body, two adjacent protection net bodies are spliced through the splicing blocks, and a plurality of through holes are formed in the inner wall of the protection net body; the middle part of the splicing block is provided with a plurality of reinforcing plates, and splicing grooves are symmetrically formed in two ends of the splicing block;

the inner wall of one protective net body at the bottommost end is provided with a plurality of holes for the compensation chain to pass through from the protective net body; the left end and the right end of the splicing block are connected with the auxiliary guide rail through an L-shaped support, a first oblong hole is formed in the short end of the L-shaped support, a second oblong hole is formed in the long end of the L-shaped support, the first oblong hole is connected with the splicing block through a plurality of first bolts, and the second oblong hole is connected with the auxiliary guide rail through a plurality of second bolts.

Further, the protection net body and the splice groove are matched, and the protection net body and the splice groove are movably connected.

Further, the protective net body is made of PVC material or nylon material, and is of a hollow structure.

Furthermore, the protective net body is fixed in height and is cut according to the distance between the two auxiliary guide rails in width, and the splicing block is H-shaped.

Further, two reinforcing plates are arranged and are symmetrically arranged, so that the strength of the splicing block is improved.

Further, a plurality of through holes are equidistantly arranged, two auxiliary guide rails are symmetrically arranged on two sides of the protective net body, and the splicing blocks are matched with the protective net body.

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

according to the utility model, the protection net body made of the modified PVC material is used, the protection net body is internally provided with the plurality of through holes, the protection net body has better rigidity, the surface of the protection net body is smooth and attractive, only two L-shaped brackets are needed on one side of each protection net body, and the two protection net bodies are spliced in a common splicing block manner, so that the number of the brackets is further reduced, the cost is further reduced, the installation time is saved, the protection net can adapt to auxiliary guide rails with different intervals, the integral structure of the protection net body is not damaged when the protection net body is cut in width, the use strength of the protection net body is ensured, the compensation chain can conveniently penetrate through the protection net body, the requirements of different auxiliary guide rail specifications and different counterweight thickness can be met by arranging the first long round hole and the second long round hole, and the universality of the L-shaped brackets is enhanced.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of a conventional counterweight protection net;

FIG. 2 is a side view of a protection network body 2 in a conventional counterweight protection network;

FIG. 3 is a schematic view of the overall front view of the present utility model;

FIG. 4 is a schematic rear elevational view of the entire present utility model;

FIG. 5 is a schematic rear view of a portion of the present utility model;

FIG. 6 is an enlarged view of a portion of the utility model at A in FIG. 4;

FIG. 7 is a schematic side elevational view of the entire present utility model;

FIG. 8 is an enlarged view of a portion of the utility model at B in FIG. 7;

in the figure: 1. an auxiliary guide rail; 2. a protective net body; 3. splicing blocks; 4. a through hole; 5. a reinforcing plate; 6. a splice groove; 7. a hole; 8. an L-shaped bracket; 9. a first oblong hole; 10. a second oblong hole; 11. a first bolt; 12. and a second bolt.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 3-6, the present utility model provides the following technical solutions: the counterweight protection net comprises a pair of auxiliary guide rails 1 and a plurality of protection net bodies 2 which are arranged up and down, wherein splicing blocks 3 are symmetrically arranged at the upper end and the lower end of one protection net body 2, two adjacent protection net bodies 2 are spliced through the splicing blocks 3, and a plurality of through holes 4 are formed in the inner wall of the protection net body 2; the middle part of the splicing block 3 is provided with a plurality of reinforcing plates 5, and splicing grooves 6 are symmetrically arranged at two ends of the splicing block;

in fig. 5-8, a plurality of holes 7 are formed in the inner wall of the protection net body 2 at the bottommost end for allowing the compensation chain to pass through the protection net body 2; the left end and the right end of the splicing block 3 are connected with the auxiliary guide rail 1 through an L-shaped support 8, a first long round hole 9 is formed in the short end of the L-shaped support 8, a second long round hole 10 is formed in the long end of the L-shaped support 8, the first long round hole 9 is connected with the splicing block 3 through a plurality of first bolts 11, the second long round hole 10 is connected with the auxiliary guide rail 1 through a plurality of second bolts 12, the protective net body 2 is matched with the splicing groove 6, the protective net body 2 is movably connected with the splicing groove 6, the splicing block 3 is H-shaped, two reinforcing plates 5 are arranged, two reinforcing plates 5 are symmetrically arranged, the strength of the splicing block 3 is improved, a plurality of through holes 4 are equidistantly arranged, the two auxiliary guide rails 1 are symmetrically arranged on two sides of the protective net body 2, and the splicing block 3 is matched with the protective net body 2.

The specific implementation mode is as follows: during the use, take up a plurality of bolts two 12 and pass slotted hole two 10, use bolt two 12 to pass slotted hole one 9 with the long end and the vice guide rail 1 fixed connection of L shape support 8, take up a plurality of bolts one 11, take up first splice 3, use bolt one 11 with the short end and the first splice 3 fixed connection of L shape support 8, regard the protection network body 2 of being cut out a plurality of holes 7 as first protection network body 2, insert the bottom of first protection network body 2 in splice groove 6 above first splice 3, until the bottom of protection network body 2 is laminated with reinforcing plate 5, the bottom of first protection network body 2 is installed in place, make vice guide rail 1 set up in protection network body 2 both sides symmetrically, splice groove 6 and protection network body 2 top of second splice 3 bottom are connected, then pass through second L shape support 8 and vice guide rail 1 fixed connection of body 2, insert the second protection network body 2 in the splice groove 6 above first splice 3 with the last splice 2, install 2 splice 2, the last splice 2 is fixed to splice 3, finish the two adjacent splice 2, the two splice 2, finish splice 2, the last splice 2 is installed between the two adjacent splice 2; the traditional protection network body 2 to heavy protection network adopts thin iron plate, because thin iron plate own rigidity is not enough, in order to obtain higher rigidity, generally uses more L type metal support to strengthen, and in this case, the protection network body 2 self rigidity that uses modified PVC material to make is better, only needs two L shape supports on one side of every board, and the place that two boards splice still splices with the mode of sharing splice 3, further reduces the quantity of support to further reduce cost, save installation time.

Referring to fig. 7 and 8, the present utility model provides the following technical solutions: the utility model provides a counterweight protection network, protection network body 2 adopts PVC material or nylon material, protection network body 2 is hollow structure, protection network body 2 is the scale in the height, cuts according to the interval of two vice guide rails 1 on the width, can change the width of protection network body 2.

The specific implementation mode is as follows: when the protective net is used, the protective net body 2 is fixed in height and is cut according to the distance between the two auxiliary guide rails 1 in width, the protective net body 2 with the required size is obtained, a plurality of holes 7 are cut in one protective net body 2 and used for allowing compensation chains to pass through the protective net body 2, the protective net body 2 is made of modified PVC materials and is formed by casting, the cost can be reduced while the higher strength is obtained, the PVC materials are nonmetallic materials, and when the compensation chains and the PVC materials collide, the sound is not as crisp as a metal sheet, so the noise can be reduced.

The working principle of the utility model is as follows:

according to the utility model, the protection net body 2 made of the modified PVC material is used, the protection net body 2 is internally provided with the plurality of through holes 4, the protection net body 2 is better in rigidity, the surface of the protection net body 2 is smooth and attractive, only two L-shaped brackets 8 are needed on one side of each protection net body 2, and the two protection net bodies 2 are spliced in a mode of sharing the splicing block 3, so that the number of the brackets is further reduced, the cost is further reduced, the installation time is saved, the protection net can adapt to auxiliary guide rails 1 with different intervals, the integral structure of the protection net body 2 is not damaged when being cut in width, the use strength of the protection net body 2 is ensured, a compensation chain can conveniently penetrate through the protection net body 2, the requirements of different auxiliary guide rail 1 specifications and different counterweight thickness can be met by arranging the first oblong holes 9 and the second oblong holes 10, and the universality of the L-shaped brackets 8 is enhanced.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a to heavy protection network which characterized in that: the two-dimensional protection device comprises a pair of auxiliary guide rails (1) and a plurality of protection net bodies (2) which are arranged up and down, wherein splicing blocks (3) are symmetrically arranged at the upper end and the lower end of one protection net body (2), two adjacent protection net bodies (2) are spliced through the splicing blocks (3), and a plurality of through holes (4) are formed in the inner wall of the protection net body (2);

the middle part of the splicing block (3) is provided with a plurality of reinforcing plates (5), and splicing grooves (6) are symmetrically arranged at two ends of the splicing block;

the inner wall of one protective net body (2) at the bottommost end is provided with a plurality of holes (7) for the compensation chain to pass through from the protective net body (2);

the left end and the right end of the splicing block (3) are connected with the auxiliary guide rail (1) through an L-shaped support (8), a first oblong hole (9) is formed in the short end of the L-shaped support (8), a second oblong hole (10) is formed in the long end of the L-shaped support (8), the first oblong hole (9) is connected with the splicing block (3) through a plurality of first bolts (11), and the second oblong hole (10) is connected with the auxiliary guide rail (1) through a plurality of second bolts (12).

2. A counterweight protection network according to claim 1, wherein: the protection net body (2) is matched with the splicing groove (6) and is movably connected with the splicing groove.

3. A counterweight protection network according to claim 2, wherein: the protective net body (2) is made of modified PVC materials or nylon materials, and the protective net body (2) is of a hollow structure.

4. A counterweight protection net according to claim 3, wherein: the protective net body (2) is fixed in height, and the splicing blocks (3) are H-shaped.

5. A counterweight protection network according to claim 1, wherein: the reinforcing plates (5) are arranged in two, and the two reinforcing plates (5) are symmetrically arranged.

6. A counterweight protection network according to claim 1, wherein: the through holes (4) are equidistantly arranged, and the two auxiliary guide rails (1) are symmetrically arranged on two sides of the protective net body (2).