CN218373454U

CN218373454U - Safety warning sign is used in subway construction

Info

Publication number: CN218373454U
Application number: CN202222432412.5U
Authority: CN
Inventors: 成建华; 杨国华; 李飞飞; 徐嵩; 周艳家; 王帅
Original assignee: Third Engineering Co Ltd of China Railway Electrification Engineering Group Co Ltd
Current assignee: Third Engineering Co Ltd of China Railway Electrification Engineering Group Co Ltd
Priority date: 2022-09-14
Filing date: 2022-09-14
Publication date: 2023-01-24
Anticipated expiration: 2032-09-14

Abstract

The utility model discloses a safety warning sign is used in subway construction, comprising a fixing base plate, the PMKD bottom is equipped with the threaded connection hole of a plurality of equipartitions, threaded connection hole threaded connection inserted bar, the bracing piece of two equipartitions of PMKD top fixed connection, movable plate fixed connection location cutting, be equipped with the Y shape recess in the movable plate, be equipped with on the limiting plate with Y shape recess matched with screens iron wire. The warning board inserting strip is fixed to the upper end face of the positioning rod, and a warning board is inserted into the warning board inserting strip. Compared with the prior art, the method has the advantages that: the utility model discloses be equipped with the removal wheel of four equipartitions bottom PMKD, conveniently remove whole device, be equipped with detachable and insert the pole, can insert soft foundation soil layer with the warning device bottom after installing and inserting the pole, during warning sign can insert warning sign grafting strip fast to can utilize the quick screens of screens piece, make things convenient for quick replacement warning sign.

Description

Safety warning sign is used in subway construction

Technical Field

The utility model relates to a subway construction safety warning sign technical field specifically indicates a safety warning sign is used in subway construction.

Background

In the subway construction site, the foundation soil layer is required to be laid before the rails are laid, and the safety warning board is required to be placed at the entrance and exit position of the tunnel in the constructed tunnel to prompt people to mistakenly enter the subway construction field, however,

1. the conventional safety warning board support is directly placed on a soft foundation soil layer of a subway tunnel, and because the foundation soil layer may have unevenness and the soil on the surface is soft, the safety warning board support placed on the foundation soil layer may shake and have poor stability;

2. most of warning boards in the prior art cannot be disassembled, and are inconvenient to replace, time-consuming and labor-consuming.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome above technical difficulty, provide a stability better, it is comparatively convenient during the removal, the convenient subway construction that changes the warning sign according to the construction situation uses safety warning sign.

In order to solve the technical problem, the utility model provides a technical scheme does: the utility model provides a safety warning sign is used in subway construction, includes PMKD, the PMKD bottom is equipped with the threaded connection hole of a plurality of equipartitions, threaded connection hole threaded connection inserts the pole, the bracing piece of two equipartitions of PMKD top fixed connection, the bracing piece top is fixed in the locating lever bottom, be fixed with two screens pieces in the locating lever, screens piece is including pressing the pole, insert in the shifting chute of shell body according to the pole, the shell body internal fixation has the limiting plate, the limiting plate hangs the one end that has the extension spring, the other end of extension spring is hung on the movable plate, the movable plate is connected according to the pole, movable plate fixed connection location cutting, be equipped with Y shape recess in the movable plate, be equipped with the screens iron wire with Y shape recess matched with on the limiting plate. The warning board inserting strip is fixed to the upper end face of the positioning rod, and a warning board is inserted into the warning board inserting strip.

Preferably, an insertion rod placing box is fixed to the top of the fixing bottom plate and can accommodate the insertion rod.

Preferably, the insertion grooves are formed in the two sides of the warning board insertion strip, so that the warning board is more stably connected in the warning board insertion strip.

Preferably, the bottom surface of the warning board inserting strip is provided with a positioning through hole matched with the positioning inserting strip, so that the positioning inserting strip can penetrate through the positioning through hole.

Preferably, the two sides of the lower part of the warning board are provided with inserting strips matched with the inserting grooves, and the bottom of the warning board is provided with a positioning groove matched with the positioning inserting strips, so that the positioning inserting strips can be inserted for positioning.

Compared with the prior art, the utility model the advantage lie in: the utility model discloses be equipped with the removal wheel of four equipartitions bottom PMKD, conveniently remove whole device, be equipped with detachable and insert the pole, can insert soft foundation soil layer with the warning device bottom after installing and inserting the pole, make warning device more stable, during the warning sign can insert warning sign grafting strip fast to can utilize the quick screens of screens piece, screens piece can retract fast, makes things convenient for quick replacement warning sign.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the blocking member of the present invention.

Fig. 3 is a schematic view of the insertion strip of the warning board of the present invention.

As shown in the figure: 1. fixing a bottom plate; 2. a threaded connection hole; 3. an insertion rod; 4. a support bar; 5. positioning a rod; 6. a clamping piece; 7. a pressing lever; 8. an outer housing; 9. a moving groove; 10. a limiting plate; 11. a tension spring; 12. moving the plate; 13. positioning the cutting; 14. a Y-shaped groove; 15. clamping the iron wire; 16. a warning board insertion strip; 17. a warning board; 18. an insert rod placing box; 19. inserting grooves; 20. and positioning the through hole.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings. Referring to fig. 1-3, a safety warning board for subway construction comprises a fixed base plate 1, four moving wheels with equal parts are fixed at the bottom of the fixed base plate 1 to facilitate moving of a warning board 17, an insertion rod placing box 18 is fixed at the top of the fixed base plate 1, a plurality of threaded connection holes 2 are uniformly distributed at the bottom of the fixed base plate 1, the threaded connection holes 2 are in threaded connection with insertion rods 3, the insertion rods 3 can be accommodated in the insertion rod placing box 18 when the warning board moves, two uniformly distributed support rods 4 are fixedly connected at the top of the fixed base plate 1, the top of each support rod 4 is fixed at the bottom of a positioning rod 5, two clamping parts 6 are fixed in the positioning rod 5, each clamping part 6 comprises a pressing rod 7, the pressing rod 7 is inserted in a moving groove 9 of an outer shell 8, and a limiting plate 10 is fixed in the outer shell 8, the warning board comprises a limiting plate 10, a movable plate 12, a pressing rod 7, a positioning insertion strip 13, a Y-shaped groove 14, a clamping iron wire 15 matched with the Y-shaped groove 14, a warning board insertion strip 16, a positioning through hole 20 matched with the positioning insertion strip 13, a positioning insertion strip 13 capable of penetrating through the positioning through hole 20 to be inserted into a warning board 17 and insertion grooves 19 formed in two sides of the warning board insertion strip 16, wherein the limiting plate 10 is hung at one end of the tension spring 11, the movable plate 12 is connected with the pressing rod 7, the movable plate 12 is fixedly connected with the positioning insertion strip 13, the Y-shaped groove 14 is formed in the movable plate 12, the limiting plate 10 is provided with the clamping iron wire 15 matched with the Y-shaped groove 14, the lower end of the clamping iron wire 15 moves along the Y-shaped groove 14, the warning board insertion strip 16 is fixed on the upper end face of the positioning rod 5, one side of the warning board insertion strip 16 is provided with an insertion port, the other side of the warning board is not provided with an opening, and the side of the warning board 17 is blocked by the warning board insertion strip. The warning board 17 is inserted in the warning board inserting strip 16. The lower portion of the warning board 17 is provided with inserting strips matched with the inserting grooves 19 on two sides, the bottom of the warning board 17 is provided with positioning grooves matched with the positioning inserting strips 13, the positioning inserting strips 13 are inserted into the positioning grooves when the pressing rod 7 is pressed upwards, and the positioning inserting strips 13 are withdrawn from the positioning grooves and retracted into the moving grooves 9 after being pressed again.

The utility model discloses a theory of operation, remove the position that needs were placed with the safety warning device, then will insert the pole and place the pole 3 that inserts in the case 18 and take out, threaded connection is in the threaded connection hole of PMKD 1 bottom, then the warning sign 17 that will place is inserted by 16 open-ended one side of warning sign grafting strip, align inserting groove 19 with the grafting strip when inserting, upwards press down the depression bar 7 respectively after pushing away the warning sign in place, screens iron wire 15 card is in the sunken of Y shape recess lower part lambda shape, insert in the positioning groove of warning sign 17 on 13 upper portions of location this moment, the warning sign sets up and finishes, when needs change warning sign 17, upwards press down depression bar 7 once more, screens 15 gets back to the primary importance, positioning insertion strip 13 withdraws from positioning groove, take warning sign 17 out from warning sign grafting strip 16, install new warning sign 17.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims

1. The utility model provides a safety warning sign is used in subway construction which characterized in that: the clamping device comprises a fixed bottom plate (1), wherein a plurality of uniformly distributed threaded connecting holes (2) are formed in the bottom of the fixed bottom plate (1), the threaded connecting holes (2) are in threaded connection with an insertion rod (3), two uniformly distributed support rods (4) are fixedly connected to the top of the fixed bottom plate (1), the top of each support rod (4) is fixed to the bottom of a positioning rod (5), two clamping parts (6) are fixed in the positioning rod (5), each clamping part (6) comprises a pressing rod (7), each pressing rod (7) is inserted into a moving groove (9) of a shell (8), a limiting plate (10) is fixed in the shell (8), one end of a tension spring (11) is hung on the limiting plate (10), the other end of the tension spring (11) is hung on a moving plate (12), the moving plate (12) is connected with the pressing rods (7), the moving plate (12) is fixedly connected with positioning insertion strips (13), a Y-shaped groove (14) is formed in the moving plate (12), and clamping iron wires (15) matched with the Y-shaped groove (14) are arranged on the limiting plate (10);

a warning board inserting strip (16) is fixed to the upper end face of the positioning rod (5), and a warning board (17) is inserted into the warning board inserting strip (16).

2. The safety warning board for subway construction according to claim 1, wherein: an insertion rod placing box (18) is fixed to the top of the fixed bottom plate (1).

3. The safety warning board for subway construction according to claim 1, wherein: the two sides of the warning board inserting strip (16) are provided with inserting grooves (19).

4. The safety warning board for subway construction according to claim 1, wherein: the bottom surface of the warning board inserting strip (16) is provided with a positioning through hole (20) matched with the positioning inserting strip (13).

5. The safety warning board for subway construction according to claim 1, wherein: the warning board is characterized in that plug-in strips matched with the plug-in grooves (19) are arranged on two sides of the lower portion of the warning board (17), and positioning grooves matched with the positioning plug-in strips (13) are formed in the bottom of the warning board (17).