Multifunctional folding insulating ladder

Abstract

The invention belongs to the technical field of folding insulation ladders, and particularly relates to a multifunctional folding insulation ladder. The foldable ladder part is characterized in that pedals are erected on grab rails on the two sides, the grab rails on the same side are connected through folding joints, a protective net is arranged between every two adjacent supporting rods in the blocking part, and the supporting rods are installed in the pedals in a telescopic mode. The foldable insulating ladder has the advantages that the supporting rods of the blocking part are installed in the pedals of the foldable ladder part in a telescopic mode, and the foldable insulating ladder integrates the functions of a foldable insulating ladder and a safe blocking function; the ladder part can be folded, the safety barrier is installed in the ladder part in a hidden mode, after storage, the size is obviously reduced, carrying is convenient, the working intensity of field operation personnel can be effectively reduced, and the field safety control level can be improved. The ladder part can be folded, the three sections form a U shape, the safety barrier is better suitable for being used in a small field, and due to the arrangement of the side pads, the structure is stable when the ladder part is transversely arranged; and the castors are arranged close to the bottom of the ladder part, so that the movement is more convenient.

Description

Technical Field

[0001] The invention belongs to the technical field of foldable insulating ladders, and in particular relates to a multifunctional foldable insulating ladder. Background Art

[0002] With the rapid development of the economy and society, the number of electricity users has exploded. More and more on-site work is required for meter installation and power connection, which brings new challenges to on-site safety management and control. The meter installation and power connection site is small, temporary, and scattered. In the traditional mode, due to the heavy safety tools such as insulating ladders and safety barriers, on-site workers often weaken the safety management and control of the site. Summary of the invention

[0003] In order to solve the problems existing in the prior art, the present invention provides a multifunctional folding insulating ladder which is light and easy to carry.

[0004] The technical solution adopted by the present invention to solve its technical problems is as follows: a multifunctional folding insulating ladder, comprising: a foldable ladder portion, pedals mounted on handrails on both sides, multiple sections of handrails on the same side are connected by folding joints, and also includes: a blocking portion, a protective net is arranged between adjacent support rods in the blocking portion, and the support rods are installed in the pedals in a telescopic manner.

[0005] Furthermore, the ladder portion is divided into multiple ladder units with the folding joint as the boundary. The pedals located at the two side ends of each ladder unit are end pedals. The support rod is embedded and installed in the hollow end pedal rod inside, and the elastic component is placed between the support rod and the end pedal rod. An extension body extends outward from one side of the end pedal rod, and a positioning hole is opened on the extension body. Spring buttons are respectively provided at the upper and lower ends of the support rod, and the spring buttons are transversely installed in the support rod, and the inner contour size of the positioning hole is larger than the outer contour size of the spring button.

[0006] Furthermore, in the spring button, the telescopic head is movably mounted on the fixed seat, the spring is located between the telescopic head and the fixed seat, and the telescopic head moves relatively along the axis of the fixed seat; the fixed seat is fixed on the support rod.

[0007] Furthermore, buckles are respectively installed on the four corners of the unfolded protective net, and a card body is provided on the support rod, and the buckle is clamped on the card body.

[0008] Furthermore, buckles are respectively installed on the four corners of the unfolded protective net, an upper clamping ring is provided on the upper end of the support rod, and a lower clamping ring is provided on the extension body.

[0009] Furthermore, casters are installed near the bottom of the ladder, and when the ladder is placed vertically, the lowermost end of the casters is higher than the lowermost end of the ladder.

[0010] Furthermore, a stepping foot is installed near the bottom of the ladder.

[0011] Furthermore, a side pad is installed on a side of the end pedal bar away from the extension body.

[0012] Compared with the prior art, the present invention has the following beneficial effects: the support rod of the barrier part is installed in the pedal of the foldable ladder part in a telescopic manner, combining the functions of a foldable insulating ladder and a safety barrier; the ladder part is foldable, and the safety barrier is concealedly installed in the ladder part. After storage and organization, the volume is significantly reduced, which is convenient for carrying, and can effectively reduce the work intensity of on-site workers, which is beneficial to improving the safety management level on site; the ladder part is foldable, and the three-section structure forms a "U" shape. The safety barrier is better adapted to use in small venues, and the setting of the side pads makes the structure stable when the ladder part is placed horizontally; casters are installed near the bottom of the ladder part, which is more convenient to move. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic diagram of the structure of a multifunctional folding insulating ladder as a safety barrier.

[0014] Figure 2 This is a schematic diagram of the structure of a multifunctional folding insulating ladder as an insulating ladder.

[0015] Figure 3 This is a schematic diagram of the folded state of the multifunctional folding insulating ladder.

[0016] Figure 4 This is a cross-sectional view of the relative positions of the support rod and the end step rod in the insulating ladder state.

[0017] Figure 5 This is a cross-sectional view of the relative position of the support rod and the end pedal rod in the safety shielding state.

[0018] Figure 6 This is a structural diagram of the multifunctional folding insulating ladder in the fully unfolded state.

[0019] in,

[0020] 1. Staircase, 2. Barrier,

[0021] 101, handrail, 102, middle step, 103, end step, 104, folding joint, 105, footrest, 106, caster, 107, side pad, 108, positioning hole, 109, lower clamp, 110, upper section, 111, middle section, 112, lower section,

[0022] 201. Support rod, 202. Protective net, 203. Elastic component, 204. Spring button, 205. Fixed seat, 206. Spring, 207. Telescopic head, 208. Upper clamping ring, 209. Buckle. DETAILED DESCRIPTION

[0023] In order to facilitate the understanding of the present invention, the present invention is described in more detail below in conjunction with the accompanying drawings and specific embodiments. However, the present invention can be implemented in many different forms and is not limited to the embodiments described in this specification. On the contrary, the purpose of providing these embodiments is to make the understanding of the disclosure of the present invention more thorough and comprehensive.

[0024] Combination Figure 1 It is understood that a multifunctional folding insulating ladder comprises: a foldable ladder section 1, pedals are mounted on handrails 101 on both sides, and multiple sections of handrails 101 on the same side are connected by folding joints 104, and also comprises: a blocking section 2, a protective net 202 is arranged between adjacent support rods 201 in the blocking section 2, and the support rods 201 are installed in the pedals in a telescopic manner. The support rods 201 of the blocking section 2 are installed in the pedals of the foldable ladder section 1 in a telescopic manner, and the folding insulating ladder and the safety barrier function are combined. The multifunctional folding insulating ladder has a vertically unfolded insulating ladder state, a horizontally unfolded safety barrier state, and a folded state that is easy to carry. The ladder section 1 is foldable, and the safety barrier can be hidden and installed in the ladder section 1 in a telescopic manner. After storage and arrangement, the volume is significantly reduced, which is easy to carry, and can effectively reduce the work intensity of on-site workers, which is conducive to improving the level of safety control on site, and has strong practicality.

[0025] In one embodiment, in combination Figure 1-5 It is understood that the ladder section 1 is divided into a plurality of ladder units with the folding joint 104 as the boundary, the pedals located at the two side ends of each ladder unit are end pedal rods 103, the support rod 201 is embedded and installed in the hollow end pedal rod 103, and the elastic component 203 is placed between the support rod 201 and the end pedal rod 103; one side of the end pedal rod 103 extends outwardly to form an extension body, and a positioning hole 108 is opened on the extension body, and the upper and lower ends of the support rod 201 are respectively provided with spring buttons 204, which are transversely installed in the support rod 201, and the inner contour size of the positioning hole 108 is larger than the outer contour size of the spring button 204. In the insulating ladder or folded state, the support rod 201 is retracted and hidden in the end pedal rod 103, at which time, the spring button 204 at the upper end of the support rod 201 is stuck in the positioning hole 108; in the safety shielding state, the support rod 201 extends outward, and the spring button 204 at the lower end of the support rod 201 is stuck in the positioning hole 108.

[0026] In one embodiment, in combination Figure 4-5It is understood that in the spring button 204, the telescopic head 207 is movably mounted on the fixed seat 205, the spring 206 is located between the telescopic head 207 and the fixed seat 205, and the telescopic head 207 moves relative to the axis of the fixed seat 205; the fixed seat 205 is fixed on the support rod 201. When the telescopic head 207 is retracted, it can be retracted into the support rod 201, and the support rod 201 moves up and down relative to the end pedal rod 103; when the telescopic head 207 is ejected, it can be stuck in the positioning hole 108 to fix the support rod 201.

[0027] In one embodiment, buckles 209 are respectively installed on the four corners of the unfolded protective net 202, and a buckle body is provided on the support rod 201, and the buckle 209 is clamped on the buckle body. The protective net 202 is installed on the support rod 201 by the buckle clamping body method, and the buckle clamping body structure is easy to disassemble and install.

[0028] In one embodiment, in combination Figure 6 It is understood that buckles 209 are respectively installed on the four corners of the unfolded protective net 202, an upper clamping ring 208 is provided on the upper end of the support rod 201, and a lower clamping ring 109 is provided on the extension. The protective net 202 is installed on the support rod 201 and the end pedal rod 103 by means of a buckle clamping body.

[0029] In one embodiment, casters 106 are installed near the bottom of the ladder 1. When the ladder 1 is placed vertically, the lowermost end of the casters 106 is higher than the lowermost end of the ladder 1. With this arrangement, when moving, the casters 106 are tilted to touch the ground before being pulled, which is labor-saving and more convenient to move; at the same time, when used as an insulating ladder, the ladder 1 itself touches the ground and can be placed stably.

[0030] In one embodiment, a foot 105 is installed near the bottom of the ladder 1. The foot 105 increases the contact area with the ground. When used as an insulating ladder, it is placed firmly and is highly safe to use.

[0031] In one embodiment, a side pad 107 is installed on the side of the end step rod 103 away from the extension body. The arrangement of the side pad 107 makes the structure of the ladder 1 stable when it is placed horizontally as a safety barrier.

[0032] Example 1: Combination Figure 1-6 A multifunctional folding insulating ladder comprises: a foldable ladder portion 1 and a shielding portion 2 concealedly installed in the ladder portion 1.

[0033] In the ladder section 1, the steps are mounted on the handrails 101 on both sides. The ladder section 1 includes three sections, namely the upper section 110, the middle section 111 and the lower section 112. The upper section 110 and the middle section 111, and the middle section 111 and the lower section 112 are connected together by folding joints 104. The folding joints 104 have a locking function, which can achieve Figure 1-3 and Figure 6The safety barrier and insulating ladder are shown in the partially unfolded state, folded state and fully unfolded state; the pedals at both ends of the upper section 110, the middle section 111 and the lower section 112 are the end pedal rods 103, and the middle pedal rod 102 is located in the middle of the end pedal rods 103.

[0034] A protective net 202 is arranged between adjacent support rods 201 in the barrier portion 2. The support rod 201 is embedded and installed in the hollow end pedal rod 103 in a telescopic manner. The elastic component 203 is placed between the support rod 201 and the end pedal rod 103; an extension body is extended outward from one side of the end pedal rod 103, and a positioning hole 108 is opened on the extension body. The upper and lower ends of the support rod 201 are respectively provided with spring buttons 204, which are transversely installed in the support rod 201. The inner contour size of the positioning hole 108 is larger than the outer contour size of the spring button 204; in the spring button 204, a telescopic head 207 is movably installed on the fixed seat 2 05, the spring 206 is located between the telescopic head 207 and the fixed seat 205, and the telescopic head 207 moves relative to the axis of the fixed seat 205; the fixed seat 205 is fixed on the support rod 201, and when the telescopic head 207 is contracted, it can be retracted into the support rod 201, and the support rod 201 moves up and down relative to the end pedal rod 103; when the telescopic head 207 pops out, it can be stuck in the positioning hole 108 to fix the support rod 201. In the insulating ladder state, the support rod 201 is contracted and hidden in the end pedal rod 103. At this time, the spring button 204 at the upper end of the support rod 201 is stuck in the positioning hole 108, as shown in FIG. Figure 4 As shown; in the safety shielding state, the support rod 201 extends outward, and the spring button 204 at the lower end of the support rod 201 is stuck in the positioning hole 108, such as Figure 5 In order to increase the reliability of use, the support rod 201 and the end pedal rod 103 are installed with an anti-slip structure design, and there is a similar design between the telescopic head 207 and the fixed seat 205. This structure can only play an anti-slip role and will not be described in detail in this application.

[0035] Buckles 209 are installed on the four corners of the unfolded protective net 202, an upper clamping ring 208 is provided on the upper end of the support rod 201, and a lower clamping ring 109 is provided on the extension body. Figure 6 It is understood that the protective net 202 is an elastic rope net structure, which is fixed at the corner by clamping the buckle 209 with the upper clamp ring 208 and the lower clamp ring 109. When unfolded, it is a net shape; when stored, it can be retracted to one side of the ladder 1, and can be removed by separating the clamping between the buckle 209 and the upper clamp ring 208 and the lower clamp ring 109. The upper clamp ring 208 and the lower clamp ring 109 are arc-shaped protrusion structures, which are convenient for clamping and removing the buckle 209, and the upper clamp ring 208 is provided with upper and lower parts, which can fix the upper buckle 209 and limit the position of the upper corner of the protective net 202.

[0036] A caster 106 is installed near the bottom of the ladder 1, a stepping foot 105 is installed near the bottom of the ladder 1, and a side pad 107 is installed on the side of the end step rod 103 away from the extension body. Figure 6 As shown. The ladder section 1 is foldable and has a three-section structure. Figure 1 The "U"-shaped safety barrier shown is better adapted to use in small venues, and the provision of the side pads 107 makes the structure of the ladder 1 stable when placed horizontally; casters 106 are installed near the bottom of the ladder 1 for easier movement.

[0037] The technical features of the above-described embodiments may be arbitrarily combined. To make the description concise, not all possible combinations of the technical features in the above-described embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

Claims

1. A multifunctional folding insulating ladder, comprising: A foldable ladder portion (1), wherein steps are mounted on handrails (101) on both sides, and multiple sections of handrails (101) on the same side are connected via folding joints (104), and the ladder portion is characterized in that it also includes a shielding portion (2), wherein a protective net (202) is arranged between adjacent support rods (201) in the shielding portion (2), and the support rods (201) are installed in the steps in a telescopic manner.

2. The multifunctional folding insulating ladder according to claim 1, characterized in that: The ladder portion (1) is divided into a plurality of ladder units with a folding joint (104) as a boundary, the pedals located at the two side ends of each ladder unit are end pedal rods (103), the support rod (201) is embedded and installed in the end pedal rod (103) which is hollow inside, and the elastic component (203) is arranged between the support rod (201) and the end pedal rod (103); one side of the end pedal rod (103) extends outwardly to form an extension body, and a positioning hole (108) is opened on the extension body; the upper and lower ends of the support rod (201) are respectively provided with spring buttons (204), and the spring buttons (204) are transversely installed in the support rod (201), and the inner contour size of the positioning hole (108) is larger than the outer contour size of the spring button (204).

3. The multifunctional folding insulating ladder according to claim 2, characterized in that: In the spring button (204), the telescopic head (207) is movably mounted on the fixed seat (205), the spring (206) is located between the telescopic head (207) and the fixed seat (205), and the telescopic head (207) moves relative to the axis of the fixed seat (205); the fixed seat (205) is fixed on the support rod (201).

4. The multifunctional folding insulating ladder according to claim 2, characterized in that: Buckles (209) are respectively installed on the four corners of the unfolded protective net (202), and a buckle body is provided on the support rod (201), and the buckle (209) is clamped on the buckle body.

5. The multifunctional folding insulating ladder according to claim 2, characterized in that: Buckles (209) are respectively installed on the four corners of the unfolded protective net (202), an upper clamping ring (208) is provided on the upper end of the support rod (201), and a lower clamping ring (109) is provided on the extension body.

6. The multifunctional folding insulating ladder according to any one of claims 1 to 5, characterized in that: A caster (106) is installed near the bottom of the ladder (1). When the ladder (1) is placed vertically, the lowermost end of the caster (106) is higher than the lowermost end of the ladder (1).

7. The multifunctional folding insulating ladder according to claim 6, characterized in that: A stepping foot (105) is installed near the bottom of the ladder (1).

8. The multifunctional folding insulating ladder according to claim 2, characterized in that: A side pad (107) is installed on the side of the end pedal rod (103) away from the extension body.

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