Installation protection device for electrical installation

Abstract

The utility model discloses an installation protection device for electrical installation, and relates to the technical field of electrical installation. The device comprises a bottom plate and a supporting platform, the supporting platform is located over the bottom plate, four first supporting columns which are symmetrically distributed are fixedly installed at the top end of the supporting platform, and first guardrails are fixedly installed on the opposite sides of the four first supporting columns. Second supporting columns are slidably arranged in the middles of the four first supporting columns, second guardrails are fixedly installed on the opposite sides of the four second supporting columns, the lower portions of the second guardrails are slidably clamped in the middles of the first guardrails, and two symmetrically-distributed fixing columns are fixedly installed in the middle of the top end of the supporting platform. The height of the guardrail of the protective device can be adjusted so that the protective device can be suitable for protection work when different workers act on the supporting platform, and the situation that the height of an existing guardrail cannot be adjusted, and the number of suitable workers is limited is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of electrical installation, in particular to an installation protection device for electrical installation. Background Art

[0002] Mechanical and electrical installation is a large-scale project, including boilers, ventilation and air conditioning, refrigeration, electrical, instrumentation, motors, compressor units and other equipment. When installing, workers need to stand at a high place with the help of tools to install.

[0003] However, the existing protective devices for electromechanical installation cannot adjust the height of the upper guardrail, making it unsuitable for use by people of different heights. Applicable conditions take priority, and the existing installation protective devices cannot transport the equipment needed by the people above the protective devices. Manual transmission is required through ladders or other tools, which is inefficient and poses a safety hazard. Utility Model Content

[0004] In order to solve the problems that the existing installation protection device cannot adjust the height of the guardrail to suit people of different heights, and the existing installation protection device cannot transmit items required by the workers above; the purpose of the utility model is to provide an installation protection device for electrical installation.

[0005] In order to solve the above technical problems, the utility model adopts the following technical solutions: an installation protection device for electrical installation, comprising a base plate and a support platform, the support platform is located directly above the base plate, four symmetrically distributed first support columns are fixedly installed on the top of the support platform, first guardrails are fixedly installed on opposite sides of the four first support columns, second support columns are slidably provided in the middle of the four first support columns, second guardrails are fixedly installed on opposite sides of the four second support columns, the lower parts of the plurality of second guardrails are slidably clamped in the middle of the first guardrail, two symmetrically distributed fixed columns are fixedly installed in the middle of the top of the support platform, and the upper parts of the two fixed columns are slidably provided with sliding A column, wherein the middle parts of the two second guardrails are fixedly mounted on both sides of the sliding column, wherein the middle parts of the two first guardrails are fixedly mounted on both sides of the fixed column, a second cavity is opened in the middle of the supporting platform, two symmetrically distributed worm wheels are rotatably mounted inside the second cavity, a second rotating shaft is provided in the middle of the second cavity, worms are fixedly mounted at both ends of the second rotating shaft, the two worms are meshed with the worm wheels, both ends of the two worms are rotatably mounted in the middle of the second cavity, one end of one of the worms passes through the supporting platform, a first screw is fixedly mounted on the top of the two worm wheels, and the middle parts of the two sliding columns are threadedly mounted on the outer surface of the first screw.

[0006] Preferably, a ladder is fixedly installed on one side of the top end of the base plate, and the top end of the ladder is fixedly installed on one side of the bottom end of the supporting platform, and two symmetrically distributed fixing rods are fixedly installed on one side of the ladder, and second screws are provided on opposite sides of the two fixing rods, and the lower parts of the two second screws are rotatably installed on the top end of the base plate, and the bottom ends of the two second screws pass through the base plate, and sliders are threadedly installed on the outer surfaces of the two second screws, and a placing platform is fixedly installed on the opposite side of the two sliders, and a first rotating shaft is provided in the middle part of one side of the base plate, and first bevel gears are fixedly installed on both sides of the first rotating shaft, and second bevel gears are fixedly installed on the bottom ends of the two second screws, and the first bevel gear is meshingly connected with the second bevel gear.

[0007] Compared with the prior art, the beneficial effects of the present invention are:

[0008] 1. The present application is capable of adjusting the height of the guardrail of the protective device to be suitable for the protective work of different workers when they act on the supporting platform, thereby avoiding the problem that the height of the existing guardrail cannot be adjusted, which limits the number of applicable workers.

[0009] 2. This application can transfer items to workers working on the support platform, avoiding the traditional method of transporting items upwards by climbing ladders. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be 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 paying creative work.

[0011] Figure 1 It is a schematic diagram of the structure of the utility model.

[0012] Figure 2 It is a schematic diagram of the cross-sectional structure of the utility model.

[0013] Figure 3 It is a schematic diagram of the partial cross-section structure of the utility model.

[0014] Figure 4 For this utility model Figure 3 Enlarged view of point A in the middle.

[0015] In the figure: 1, bottom plate; 11, first cavity; 12, first rotating shaft; 121, first handle; 13, first bevel gear; 14, second bevel gear; 2, support frame; 3, support platform; 31, second cavity; 32, worm gear; 33, worm; 331, second handle; 34, second rotating shaft; 35, first screw; 4, first supporting column; 41, first guardrail; 42, second supporting column; 421, second guardrail; 5, fixed column; 51, sliding column; 6, ladder; 61, fixed rod; 611, slide groove; 62, second screw; 63, placement platform; 631, slider. DETAILED DESCRIPTION

[0016] 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 in 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.

[0017] Example: Figure 1-4 As shown, the utility model provides an installation protection device for electrical installation, including a base plate 1 and a support platform 3, the support platform 3 is located directly above the base plate 1, four symmetrically distributed first support columns 4 are fixedly installed on the top of the support platform 3, the opposite sides of the four first support columns 4 are fixedly installed with first guardrails 41, the middle parts of the four first support columns 4 are slidably provided with second support columns 42, the opposite sides of the four second support columns 42 are fixedly installed with second guardrails 421, the lower parts of the plurality of second guardrails 421 are slidably clamped in the middle part of the first guardrail 41, two symmetrically distributed fixed columns 5 are fixedly installed in the middle part of the top of the support platform 3, the upper parts of the two fixed columns 5 are slidably provided with sliding columns 51, and the two second guardrails 4 The middle parts of the two first guardrails 41 are fixedly mounted on both sides of the sliding column 51, wherein the middle parts of the two first guardrails 41 are fixedly mounted on both sides of the fixed column 5, a second cavity 31 is opened in the middle part of the supporting platform 3, two symmetrically distributed worm gears 32 are rotatably mounted inside the second cavity 31, a second rotating shaft 34 is provided in the middle part of the second cavity 31, worms 33 are fixedly mounted on both ends of the second rotating shaft 34, the two worms 33 are meshed and connected with the worm gear 32, both ends of the two worms 33 are rotatably mounted in the middle part of the second cavity 31, one end of one of the worms 33 passes through the supporting platform 3, the top ends of the two worm gears 32 are fixedly mounted with first screws 35, and the middle parts of the two sliding columns 51 are threadedly mounted on the outer surface of the first screw 35.

[0018] A ladder 6 is fixedly installed on one side of the top end of the base plate 1, and the top end of the ladder 6 is fixedly installed on one side of the bottom end of the supporting platform 3. Two symmetrically distributed fixed rods 61 are fixedly installed on one side of the ladder 6, and second screws 62 are provided on opposite sides of the two fixed rods 61. The lower parts of the two second screws 62 are rotatably installed on the top end of the base plate 1, and the bottom ends of the two second screws 62 penetrate the base plate 1. Slide blocks 631 are threadedly installed on the outer surfaces of the two second screws 62, and a placing platform 63 is fixedly installed on the opposite side of the two slide blocks 631. A first rotating shaft 12 is provided in the middle part of one side of the base plate 1, and first bevel gears 13 are fixedly installed on both sides of the first rotating shaft 12, and second bevel gears 14 are fixedly installed on the bottom ends of the two second screws 62, and the first bevel gear 13 is meshingly connected with the second bevel gear 14.

[0019] A support frame 2 is installed on the top of the bottom plate 1, and the bottom end of the support platform 3 is installed on the top of the support frame 2. By setting the support frame 2, the device as a whole presents a frame structure for electrical appliance installation.

[0020] A slide groove 611 is provided on the opposite sides of the two fixed rods 61, and the top ends of the two second screw rods 62 are rotatably installed on the upper surface of the slide groove 611. The two sliders 631 are slidably clamped inside the slide groove 611. By setting the slide groove 611 and rotating the second screw rod 62, the slider 631 can move up and down under the limitation of the slide groove 611 on the slider 631, thereby driving the placement platform 63 to move up and down, and then the objects placed on the placement platform 63 can be transferred up and down.

[0021] A first cavity 11 is opened on one side of the middle of the base plate 1, and a first rotating shaft 12 is rotatably installed inside the first cavity 11. One end of the first rotating shaft 12 passes through the base plate 1. By setting the first cavity 11, the first bevel gear 13, the second bevel gear 14 and the first rotating shaft 12 are all arranged inside the first cavity 11, which plays a closed and protective role.

[0022] One of the worm gears 33 passes through one end of the supporting platform 3 and is fixedly installed with a second handle 331. The first rotating shaft 12 passes through one end of the base plate 1 and is fixedly installed with a first handle 121. By setting the second handle 331 and the first handle 121, the worm gear 33 and the worm wheel 32 are driven to rotate by rotating the second handle 331, thereby driving the first screw rod 35 to rotate, that is, driving the sliding column 51 to move up and down, thereby adjusting the height of the second guardrail 421. By rotating the first handle 121, the first bevel gear 13 and the second bevel gear 14 are driven to rotate, thereby driving the second screw rod 62 to rotate, that is, the slider 631 threadedly installed on the outer surface of the second screw rod 62 is moved up and down, and then the placement platform 63 can be driven to move up and down, and objects are placed on the placement platform 63 for up and down transportation.

[0023] Working principle: In actual use, by rotating the second handle 331, the worm 33 and the second rotating shaft 34 are driven to rotate, that is, the meshing worm wheel 32 is driven to rotate, so that the first screw 35 is rotated, so that the sliding column 51 threadedly installed on the outer surface of the first screw 35 can move up and down under the limit of the second guardrail 421. When the sliding column 51 moves up and down, the second guardrail 421 is slidably installed in the middle of the first guardrail 41, so that the second guardrail 421 is driven to move up and down together, thereby adjusting the overall height of the guardrail;

[0024] By rotating the first handle 121, the first rotating shaft 12 is driven to rotate, that is, the first bevel gear 13 is driven to rotate, thereby driving the meshing second bevel gear 14 to rotate, that is, the second screw rod 62 is driven to rotate, thereby driving the slider 631 threadedly installed on the outer surface of the second screw rod 62 to move up and down, and then driving the placement platform 63 to move up and down.

[0025] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

Claims

1. A protective device for electrical installation, comprising a base plate (1) and a support platform (3), Features: The support platform (3) is located directly above the base plate (1); four symmetrically distributed first support columns (4) are fixedly installed on the top of the support platform (3); first guardrails (41) are fixedly installed on opposite sides of the four first support columns (4); second support columns (42) are slidably installed in the middle of the four first support columns (4); second guardrails (421) are fixedly installed on opposite sides of the four second support columns (42); the lower parts of the plurality of second guardrails (421) are slidably mounted in the middle of the first guardrail (41); two symmetrically distributed fixed columns (5) are fixedly installed in the middle of the top of the support platform (3); sliding columns (51) are slidably mounted on the upper parts of the two fixed columns (5); the middle parts of the two second guardrails (421) are fixedly mounted on both sides of the sliding column (51); The middle parts of the two first guardrails (41) are fixedly mounted on both sides of the fixed column (5); a second cavity (31) is opened in the middle of the support platform (3); two symmetrically distributed worm wheels (32) are rotatably mounted inside the second cavity (31); a second rotating shaft (34) is provided in the middle of the second cavity (31); worms (33) are fixedly mounted at both ends of the second rotating shaft (34); the two worms (33) are meshingly connected with the worm wheels (32); the two ends of the two worms (33) are rotatably mounted in the middle of the second cavity (31); one end of one of the worms (33) passes through the support platform (3); the top ends of the two worm wheels (32) are fixedly mounted with first screws (35); and the middle parts of the two sliding columns (51) are threadedly mounted on the outer surface of the first screw (35).

2. An electrical installation protection device as claimed in claim 1, It is characterized in that A ladder (6) is fixedly mounted on one side of the top end of the base plate (1), and the top end of the ladder (6) is fixedly mounted on one side of the bottom end of the support platform (3). Two symmetrically distributed fixing rods (61) are fixedly mounted on one side of the ladder (6), and second screw rods (62) are provided on opposite sides of the two fixing rods (61). The lower parts of the two second screw rods (62) are rotatably mounted on the top end of the base plate (1), and the lower ends of the two second screw rods (62) penetrate the base plate (1). The outer surface of the second screw rod (62) is threadedly mounted with a slider (631), and a placement platform (63) is fixedly mounted on the opposite sides of the two sliders (631). A first rotating shaft (12) is provided in the middle of one side of the base plate (1), and first bevel gears (13) are fixedly mounted on both sides of the first rotating shaft (12). Second bevel gears (14) are fixedly mounted on the bottom ends of the two second screw rods (62), and the first bevel gear (13) is meshingly connected with the second bevel gear (14).

3. An electrical installation protection device as claimed in claim 1, It is characterized in that A support frame (2) is installed on the top end of the base plate (1), and the bottom end of the support platform (3) is installed on the top end of the support frame (2).

4. An electrical installation protection device as claimed in claim 2, It is characterized in that A sliding groove (611) is provided on opposite sides of the two fixing rods (61), the top ends of the two second screw rods (62) are rotatably mounted on the upper surface of the sliding groove (611), and the two sliding blocks (631) are slidably clamped inside the sliding groove (611).

5. An electrical installation protection device as claimed in claim 2, It is characterized in that A first cavity (11) is provided on one side of the middle of the bottom plate (1), and the first rotating shaft (12) is rotatably mounted inside the first cavity (11), with one end of the first rotating shaft (12) passing through the bottom plate (1).

6. An electrical installation protection device as claimed in claim 2, It is characterized in that One end of one of the worm gears (33) passing through the support platform (3) is fixedly mounted with a second handle (331), and one end of the first rotating shaft (12) passing through the bottom plate (1) is fixedly mounted with a first handle (121).

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