Construction safety command device for subway dispatching

Abstract

The utility model belongs to the technical field of construction safety command equipment, and particularly relates to a construction safety command device for subway dispatching, which comprises a fixed box, pulleys are fixedly mounted at four corners of the bottom of the fixed box, a support sleeve is fixedly mounted at the top of the fixed box, and a rotating plate is rotatably mounted at the top of the support sleeve. A display screen is fixedly installed at the top of the rotating plate, through the arranged lifting assembly, the device is moved to a designated position through pulleys on the lower portion, a first motor is controlled to drive a first driving shaft to rotate, and the first driving shaft can drive a rotating shaft to rotate through a first bevel gear; the rotating shaft can drive the lead screw to rotate through the second bevel gear after rotating, the lead screw can drive the sliding block, the connecting plate and the supporting block to move through thread fit after rotating, the supporting block can move downwards, and the supporting block can jack up the device and ascend and descend at any height.

Description

Technical Field

[0001] The utility model relates to the technical field of construction safety command equipment, in particular to a construction safety command device for subway dispatching. Background Art

[0002] With the development of economic globalization and the acceleration of urbanization, subway tunnel projects are becoming the main direction of urban public transportation development. Subways not only enhance the convenience of travel and save people's time, but also play a good role in promoting the development of urban environmental protection. In order to facilitate subway dispatching, safety command devices must be installed during subway tunnel construction;

[0003] The announcement number CN 212061713 U discloses a construction safety command device for subway dispatching, including a support leg and an indicator light, the upper end of the support leg is connected to a command board, and a liquid crystal screen is distributed in the middle of the command board, a light strip is installed on the edge of the command board, a connecting plate is fixed on the right side of the command board, and a ladder is fixed on the outside of the connecting plate, a bracket is fixed on the left side of the command board, and a sound is distributed on the upper end of the bracket, a rain cover is fixed above the sound, and the indicator light is fixed on the upper surface of the command board;

[0004] When in use, it is difficult to adjust the orientation angle of the display screen, and the universal wheels at the bottom make the device at risk of offset and sliding. In addition, the height of the display screen needs to be manually adjusted by the staff, which makes the operation more cumbersome for the staff; therefore, we proposed a construction safety command device for subway dispatching. Utility Model Content

[0005] The utility model aims to provide a construction safety command device for subway dispatching, which solves the existing problems.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A construction safety command device for subway dispatching comprises a fixed box, pulleys are fixedly installed at the four corners of the bottom of the fixed box, a supporting sleeve is fixedly installed at the top of the fixed box, a rotating plate is rotatably installed on the top of the supporting sleeve, a display screen is fixedly installed on the top of the rotating plate, an alarm light is fixedly installed on one side of the display screen, a pushing handle is fixedly installed on the front side of the fixed box, fixed plates are fixedly installed on the left and right sides of the top inner wall of the fixed box, and supporting plates are fixedly installed on the left and right sides of the inner walls of the front and rear sides of the fixed box; a lifting component, the lifting component is installed on the fixed plate and the supporting plate; and an adjusting component is installed on the fixed box.

[0008] As a further improvement of the above scheme, the lifting assembly includes a first motor, a first driving shaft, a rotating shaft, a first bevel gear, a screw rod, a second bevel gear, a limit rod, a sliding block and a connecting plate. The first motor is fixedly mounted on the rear inner wall of the fixed box, the first driving shaft is fixedly mounted on the output end of the first motor, the rotating shaft is rotatably mounted on the inner side of the fixed plate, the first bevel gear is fixedly mounted on the outer side of the first driving shaft and the rotating shaft, the first bevel gears are meshed, the screw rod is rotatably mounted on the inner side of the support plate, the second bevel gear is fixedly mounted on the outer side of the screw rod and the rotating shaft, the second bevel gears are meshed, the limit rod is fixedly mounted on the inner side of the support plate, the sliding block is threadedly mounted on the outer side of the screw rod, the sliding block is slidably mounted on the outer side of the limit rod, the connecting plate is fixedly mounted on the left and right sides of the bottom of the sliding block, and the support block is fixedly mounted on the bottom of the connecting plate.

[0009] As a further improvement of the above scheme, the adjustment assembly includes a second motor, a second drive shaft and a transmission gear, the second motor is fixedly mounted on the top of the fixed box, the second drive shaft is fixedly mounted on the output end of the second motor, and the transmission gear is fixedly mounted on the outside of the second drive shaft.

[0010] As a further improvement of the above solution, a plurality of sliding grooves are provided at the bottom of the fixed box, and the connecting plates are slidably mounted on the inner sides of the sliding grooves.

[0011] As a further improvement of the above solution, a threaded hole is provided on the top of the sliding block, and the screw rod is engaged with the threaded hole.

[0012] As a further improvement of the above solution, a sliding groove is provided on the top of the sliding block, and the outer diameter of the limiting rod is the same as the inner diameter of the sliding groove.

[0013] As a further improvement of the above solution, tooth grooves are provided around the outer side of the rotating plate, and the transmission gear is meshed with adjacent tooth grooves.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] (1) The utility model is a construction safety command device for subway dispatching. By setting a lifting component, the device is moved to a specified position through a pulley below, and the first motor is controlled to drive the first drive shaft to rotate, so that the first bevel gear can drive the rotating shaft to rotate, and the rotating shaft can drive the screw rod to rotate through the second bevel gear after the rotation, so that the screw rod can drive the sliding block, the connecting plate and the support block to move through the threaded fit after the rotation, so that the support block can move downward, so that the support block can lift the device and lift it to any height;

[0016] (2) The utility model is a construction safety command device for subway dispatching. Through the setting of the adjustment component, the second motor is controlled to drive the second drive shaft to rotate, so that the second drive shaft drives the rotating plate to rotate through the transmission gear, so that the rotating plate can drive the upper display screen to rotate after the rotation, so that the display range of the display screen is larger and the angle can be adjusted arbitrarily. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0018] Figure 1 This is a three-dimensional structural schematic diagram of a construction safety command device for subway dispatching proposed by the utility model;

[0019] Figure 2 This is a partial three-dimensional structural schematic diagram of a construction safety command device for subway dispatching proposed by the utility model;

[0020] Figure 3 The utility model is a partial three-dimensional structural schematic diagram of a construction safety command device for subway dispatching proposed by the utility model.

[0021] In the figure: 1. fixed box; 2. pulley; 3. support sleeve; 4. rotating plate; 5. display screen; 6. alarm light; 7. push handle; 8. fixed plate; 9. support plate; 10. first motor; 11. first drive shaft; 12. rotating shaft; 13. first bevel gear; 14. screw rod; 15. second bevel gear; 16. limit rod; 17. sliding block; 18. connecting plate; 19. support block; 20. second motor; 21. second drive shaft; 22. transmission gear. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] refer to Figure 1-3A construction safety command device for subway dispatching comprises a fixed box 1, pulleys 2 are fixedly installed at the four corners of the bottom of the fixed box 1, a support sleeve 3 is fixedly installed on the top of the fixed box 1, a rotating plate 4 is rotatably installed on the top of the support sleeve 3, a display screen 5 is fixedly installed on the top of the rotating plate 4, an alarm light 6 is fixedly installed on one side of the display screen 5, a push handle 7 is fixedly installed on the front side of the fixed box 1, fixed plates 8 are fixedly installed on the left and right sides of the top inner wall of the fixed box 1, and support plates 9 are fixedly installed on the left and right sides of the inner walls of the front and rear sides of the fixed box 1; a lifting component, the lifting component is installed on the fixed plate 8 and the support plate 9; an adjusting component, the adjusting component is installed on the fixed box 1; the lifting component comprises a first motor 10, a first driving shaft 11, a rotating shaft 12, a first bevel gear 13, a screw rod 14, a second bevel gear 15, a limit rod 16, a sliding block 17 and a connecting plate 18, The first motor 10 is fixedly mounted on the inner wall of the rear side of the fixed box 1, the first driving shaft 11 is fixedly mounted on the output end of the first motor 10, the rotating shaft 12 is rotatably mounted on the inner side of the fixed plate 8, the first bevel gear 13 is fixedly mounted on the outer side of the first driving shaft 11 and the rotating shaft 12, the first bevel gear 13 is meshed, the screw rod 14 is rotatably mounted on the inner side of the support plate 9, the second bevel gear 15 is fixedly mounted on the outer side of the screw rod 14 and the rotating shaft 12, the second bevel gear 15 is meshed, the limit rod 16 is fixedly mounted on the inner side of the support plate 9, the sliding block 17 is threadedly mounted on the outer side of the screw rod 14, the sliding block 17 is slidably mounted on the outer side of the limit rod 16, the connecting plate 18 is fixedly mounted on the left and right sides of the bottom of the sliding block 17, and the supporting block 19 is fixedly mounted on the bottom of the connecting plate 18; the device can be lifted and lowered, so that the device is difficult to move after being fixed, and can be lifted and lowered to any position.

[0024] The adjustment component includes a second motor 20, a second drive shaft 21 and a transmission gear 22. The second motor 20 is fixedly installed on the top of the fixed box 1, the second drive shaft 21 is fixedly installed on the output end of the second motor 20, and the transmission gear 22 is fixedly installed on the outside of the second drive shaft 21; the device can drive the rotating plate 4 to rotate through the transmission gear 22, so that the rotating plate 4 can drive the display screen 5 to a swing position; a plurality of sliding grooves are opened at the bottom of the fixed box 1, and the connecting plate 18 is slidably installed on the inner side of the sliding groove; the connecting plate 18 can only slide after being subjected to force, so that the sliding is more stable.

[0025] A threaded hole is provided on the top of the sliding block 17, and the screw rod 14 is meshed with the threaded hole; so that the screw rod 14 can drive the sliding block 17 to move under force after rotation; a sliding groove is provided on the top of the sliding block 17, and the outer diameter of the limiting rod 16 is the same as the inner diameter of the sliding groove; so that the limiting rod 16 can limit the sliding block 17, so that the sliding block 17 can only slide after being subjected to force; a tooth groove is provided around the outer side of the rotating plate 4, and the transmission gear 22 is meshed with the adjacent tooth groove; so that the transmission gear 22 can cooperate with the tooth groove, thereby driving the rotating plate 4 to rotate.

[0026] The implementation principle of a construction safety command device for subway dispatching in the embodiment of the present application is as follows: the device is moved to a specified position through the pulley 2 below, and the first motor 10 is controlled to drive the first drive shaft 11 to rotate, so that it can drive the rotating shaft 12 to rotate through the first bevel gear 13, so that the rotating shaft 12 can drive the screw rod 14 to rotate through the second bevel gear 15 after rotation, so that the screw rod 14 can drive the sliding block 17, the connecting plate 18 and the support block 19 to move through the threaded cooperation after rotation, so that the support block 19 can move downward, so that the support block 19 can lift the device and lift it to any height; the second motor 20 is controlled to drive the second drive shaft 21 to rotate, so that the second drive shaft 21 drives the rotating plate 4 to rotate through the transmission gear 22, so that the rotating plate 4 can drive the upper display screen 5 to rotate after rotation, so that the display range of the display screen 5 is large and the angle can be adjusted arbitrarily.

[0027] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0028] The above is a detailed introduction to a construction safety command device for subway dispatching provided by the utility model. This article uses specific embodiments to explain the principle and implementation method of the utility model. The description of the above embodiments is only used to help understand the method and core idea of ​​the utility model. It should be pointed out that for ordinary technicians in this technical field, without departing from the principle of the utility model, the utility model can also be improved and modified, and these improvements and modifications also fall within the scope of protection of the claims of the utility model.

Claims

1. A construction safety command device for subway dispatching, characterized in that: include: A fixed box (1), wherein pulleys (2) are fixedly installed at the four corners of the bottom of the fixed box (1), a support sleeve (3) is fixedly installed at the top of the fixed box (1), a rotating plate (4) is rotatably installed at the top of the support sleeve (3), a display screen (5) is fixedly installed at the top of the rotating plate (4), an alarm light (6) is fixedly installed on one side of the display screen (5), a push handle (7) is fixedly installed at the front side of the fixed box (1), fixed plates (8) are fixedly installed on the left and right sides of the top inner wall of the fixed box (1), and support plates (9) are fixedly installed on the left and right sides of the front and rear inner walls of the fixed box (1); A lifting assembly, wherein the lifting assembly is mounted on a fixing plate (8) and a supporting plate (9); An adjustment component is installed on the fixed box (1).

2. A construction safety command device for subway dispatching according to claim 1, characterized in that: The lifting assembly comprises a first motor (10), a first drive shaft (11), a rotating shaft (12), a first bevel gear (13), a screw rod (14), a second bevel gear (15), a limit rod (16), a sliding block (17) and a connecting plate (18), wherein the first motor (10) is fixedly mounted on the inner wall of the rear side of the fixed box (1), the first drive shaft (11) is fixedly mounted on the output end of the first motor (10), the rotating shaft (12) is rotatably mounted on the inner side of the fixed plate (8), the first bevel gear (13) is fixedly mounted on the outer sides of the first drive shaft (11) and the rotating shaft (12), and the first The bevel gears (13) are meshed with each other, the screw rod (14) is rotatably mounted on the inner side of the support plate (9), the second bevel gear (15) is fixedly mounted on the outer side of the screw rod (14) and the rotating shaft (12), the second bevel gears (15) are meshed with each other, the limit rod (16) is fixedly mounted on the inner side of the support plate (9), the sliding block (17) is threadedly mounted on the outer side of the screw rod (14), the sliding block (17) is slidably mounted on the outer side of the limit rod (16), the connecting plate (18) is fixedly mounted on the left and right sides of the bottom of the sliding block (17), and the supporting block (19) is fixedly mounted on the bottom of the connecting plate (18).

3. A construction safety command device for subway dispatching according to claim 1, characterized in that: The adjustment assembly comprises a second motor (20), a second drive shaft (21) and a transmission gear (22); the second motor (20) is fixedly mounted on the top of the fixed box (1); the second drive shaft (21) is fixedly mounted on the output end of the second motor (20); and the transmission gear (22) is fixedly mounted on the outside of the second drive shaft (21).

4. A construction safety command device for subway dispatching according to claim 2, characterized in that: The bottom of the fixed box (1) is provided with a plurality of sliding grooves, and the connecting plate (18) is slidably mounted on the inner side of the sliding grooves.

5. A construction safety command device for subway dispatching according to claim 2, characterized in that: A threaded hole is provided on the top of the sliding block (17), and the screw rod (14) is meshed with the threaded hole.

6. A construction safety command device for subway dispatching according to claim 2, characterized in that: A sliding groove is provided on the top of the sliding block (17), and the outer diameter of the limiting rod (16) is the same as the inner diameter of the sliding groove.

7. A construction safety command device for subway dispatching according to claim 3, characterized in that: The outer side of the rotating plate (4) is provided with tooth grooves around its periphery, and the transmission gear (22) meshes with adjacent tooth grooves.

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