Vertical ladder fixing device

Abstract

The utility model discloses a straight ladder fixing device which comprises a fixing clamp, a sliding plate fixing piece, a sliding plate and two clamping pieces, the sliding plate fixing piece is fixedly arranged on the upper portion of the back face of the fixing clamp, the end of the sliding plate fixing piece is rotatably connected with the upper end of the sliding plate, and a sliding groove is formed in the plate face of the sliding plate from top to bottom. Wherein the center of one clamping piece is in sliding fit with the sliding groove through a fixing piece, and the two clamping pieces are fixed through a first bolt. The device is simple in structure and easy to install, can be installed on various devices needing to be climbed and overhauled, enables the vertical ladder to be close to the devices and to be vertically placed, avoids the situation that the vertical ladder is obliquely placed and occupies space, does not affect on-site passing and operation conditions, and after the vertical ladder is fixed by the device, the vertical ladder does not topple over, so that stability and safety are enhanced; when the straight ladder needs to be used, the straight ladder only needs to be pulled outwards to be inclined, a special ladder is not needed, and the ladder is very stable.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of mine equipment overhauling, and particularly relates to a vertical ladder fixing device. BACKGROUND

[0002] The vertical ladder is often used to climb to the high place of equipment during the overhauling of mine equipment, such as ice-making equipment for cooling. The ice-making equipment is usually higher than 2 meters, and a vertical ladder for people to climb is needed to be built to patrol the ice-making water level and the running state of the equipment. The ladder is only built or moved when it is used, and a person is needed to hold the ladder, which is very inconvenient. When the ladder is placed, it is unstable to be placed upright against the equipment, and it is also inconvenient to place it obliquely, which occupies the passage and affects other operations. If the ladder is placed in other positions, it needs to be carried back and forth, which is time-consuming and laborious. Therefore, it is necessary to develop a vertical ladder fixing device which can avoid the occupation of space and the influence on passage and operation, enhance the stability, and enable the vertical ladder to be placed directly beside the equipment without the need to hold the ladder when it is used. SUMMARY

[0003] To solve the above technical problems, the purpose of the utility model is to provide a vertical ladder fixing device which is convenient, safe, fast, time-saving and labor-saving.

[0004] The utility model discloses a purpose of being realized, including fixed card, sliding plate fixed piece, sliding plate, clamping piece, fixed card back upper portion solid is equipped with sliding plate fixed piece, and the upper end of sliding plate fixed piece end and sliding plate is rotatably connected, the sliding plate board surface is equipped with the sliding slot from top to bottom, the clamping piece has two, wherein a clamping piece center is slidably connected with the sliding slot through a fixed part, and the two clamping pieces are fixed through a first bolt.

[0005] Preferably, the fixed card is a U-shaped fixed card, and a second bolt is arranged on the fixed card. When the second bolt is tightened, the U-shaped fixed card can be fixed at a suitable position near the equipment. Specifically, two second bolts can be arranged to enhance the stability.

[0006] Preferably, the upper end of the sliding plate fixed piece and the upper end of the sliding plate are rotatably connected through a third bolt. The bolt connection facilitates disassembly.

[0007] Preferably, the fixed part is a fourth bolt, the fourth bolt passes through the center of the clamping piece and the sliding slot, and the nut at the end of the fourth bolt is located outside the sliding slot, so that the fourth bolt can slide along the sliding slot. The use of the bolt facilitates disassembly.

[0008] Preferably, the first bolt has two, and is symmetrically arranged on the clamping pieces on both sides of the sliding plate.

[0009] Preferably, the vertical ladder fixing device has two, and is symmetrically arranged, thereby enhancing the stability of the vertical ladder fixing.

[0010] The utility model discloses an advantageous effect: the utility model simple structure, easy installation can be installed on all kinds of equipment that need to climb over and overhaul, make straight ladder can be close to equipment and stand vertically and place, avoid straight ladder inclined place and occupy space, do not influence the scene to pass through and the operation condition, and the device fixed straight ladder does not dump after straight ladder, enhance the stability, security, when needing using straight ladder, just pull out to the outside and present the inclination that can, at this time, do not need special person to support the ladder, very stable. BRIEF DESCRIPTION OF DRAWINGS

[0011] Fig. 1 It is the side view structure schematic diagram of the utility model;

[0012] Fig. 2 It is the main view structure schematic diagram of the utility model;

[0013] In the drawing: 1 - fixed card, 2 - slide plate fixed piece, 3 - slide plate, 4 - clamping piece, 5 - sliding slot, 6 - fixed part, 7 - first bolt, 8 - second bolt, 9 - third bolt. DETAILED DESCRIPTION

[0014] The utility model will be further explained in connection with the embodiment and the drawing, but in any way to the utility model add restriction, based on the teaching of the utility model, any change or replacement made, all belong to the protection scope of the utility model.

[0015] Example 1

[0016] The weather of a mining area is hot from March to October, and the maximum surface temperature reaches 45 DEG C, which directly influences the air temperature entering the mine underground ventilation system, and during the period of May to August every year, the maximum air temperature entering the well can reach 40 DEG C, and when relatively low, the air temperature entering the well is about 37 DEG C, and the air temperature entering the production site is above 30 DEG C; The ground temperature gradually increases in the 0m~200m mining area of the middle section of the western section, and according to the field test, the ground temperature gradient is between 2.89 DEG C and 3.50 DEG C, in order to solve the high-temperature geothermal hazard and improve the working environment, the ice-making equipment is introduced, and the ice-making station is constructed, the ice-making equipment is 2.6m high, and the ice-making machine main beam is 20cm×8cm square steel; And the ice-making station is provided with a straight ladder fixing device;

[0017] As attached Figs. 1-2As shown, the straight ladder fixing device of the embodiment includes a fixing clamp 1, a sliding plate fixing piece 2, a sliding plate 3, and a clamping piece 4. The fixing clamp 1 is a U-shaped fixing clamp with a length of 20.2 cm, a width of 5 cm, and a thickness of 0.5 cm. A round hole (φ14) is formed in the fixing clamp 1, and a second bolt 8 (12# bolt) is arranged in the fixing clamp 1. The sliding plate fixing piece 2 is fixed to the upper part of the back of the fixing clamp 1. The sliding plate fixing piece 2 has a length of 7 cm, a width of 5 cm, and a thickness of 0.5 cm. A round hole (φ14) is formed in the end of the sliding plate fixing piece 2, and the upper end of the sliding plate 3 is rotatably connected to the sliding plate fixing piece 2 through a third bolt 9 (12# bolt). The length of the sliding plate 3 is 32 cm. A sliding groove 5 is formed in the plate surface of the sliding plate 3 from top to bottom. The sliding groove 5 has a length of 30 cm and a width of 0.2 cm. The clamping piece 4 has a length of 10 cm, a width of 5 cm, and a thickness of 1 cm. The center of one clamping piece 4 is slidably connected to the sliding groove 5 through a fixing piece 6. A round hole (φ14) is formed in the clamping piece 4. The two clamping pieces 4 are fixed through a first bolt 7 (12# bolt). The fixing piece 6 is a fourth bolt (12# bolt). The fourth bolt passes through the center of the clamping piece 4 and the sliding groove 5. The nut at the end of the fourth bolt is located outside the sliding groove 5, so that the fourth bolt can slide along the sliding groove 5. The first bolt 7 has two parts and is symmetrically arranged on the clamping pieces 4 on both sides of the sliding plate 3.

[0018] The working principle and working process of the utility model are as follows: two straight ladder fixing devices form a group. The fixing clamp 1 is clamped on the main beam of the ice maker, and the second bolt 8 is tightened to fix it. The clamping pieces 4 of the two groups of straight ladder fixing devices respectively clamp the two sides of the straight ladder, and the first bolt 7 is tightened to fix it. When in use, the lower part of the straight ladder is held and pulled outward, the upper end of the sliding plate 3 is rotated, the fixing piece 6 slides along the sliding groove 5, the straight ladder is inclined, and workers can climb the ladder to perform maintenance work. After use, the lower part of the straight ladder is lifted, the straight ladder is pushed upward, the fixing piece 6 slides along the sliding groove 5, the straight ladder is placed close to the equipment and is erected, no space is occupied, and the passage of personnel and on-site operation are not affected.

Claims

1. A straight ladder fixing device comprising a fixing clamp (1), a slide plate fixing piece (2), a slide plate (3), and a clamping piece (4), characterized in that The fixed card (1) is provided with a slide plate fixing sheet (2) on the upper part of the back, the end of the slide plate fixing sheet (2) is rotatably connected with the upper end of a slide plate (3), the slide plate (3) is provided with a sliding groove (5) from top to bottom on the plate surface, the two clamping sheets (4) are provided with a fixed part (6) at the center for sliding cooperation with the sliding groove (5), and the two clamping sheets (4) are fixed by a first bolt (7).

2. The device according to claim 1, characterized in that The fixed card (1) is a U-shaped fixed card, and the fixed card (1) is provided with a second bolt (8).

3. The device of claim 1, wherein The end of the slide plate fixing sheet (2) is rotatably connected with the upper end of the slide plate (3) through a third bolt (9).

4. The device of claim 1, wherein The fixed part (6) is a fourth bolt, the fourth bolt passes through the center of the clamping sheet (4) and the sliding groove (5), and the nut at the end of the fourth bolt is located outside the sliding groove (5), so that the fourth bolt can slide along the sliding groove (5).

5. The device of claim 1, wherein The first bolt (7) is provided with two, which are symmetrically distributed on the clamping sheets (4) on both sides of the slide plate (3).

6. The device of claim 1, wherein The straight ladder fixing device is provided with two and is symmetrically arranged.

Images