CN220578835U - Lifting platform for combined switch - Google Patents
Lifting platform for combined switch Download PDFInfo
- Publication number
- CN220578835U CN220578835U CN202321938417.3U CN202321938417U CN220578835U CN 220578835 U CN220578835 U CN 220578835U CN 202321938417 U CN202321938417 U CN 202321938417U CN 220578835 U CN220578835 U CN 220578835U
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- platform
- lifting platform
- bottom plate
- hydraulic jack
- sliding
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- 238000005096 rolling process Methods 0.000 claims description 15
- 230000003028 elevating effect Effects 0.000 claims description 10
- 230000006378 damage Effects 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 229910000831 Steel Inorganic materials 0.000 description 15
- 239000010959 steel Substances 0.000 description 15
- 239000003245 coal Substances 0.000 description 7
- 238000012423 maintenance Methods 0.000 description 7
- 238000003466 welding Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Forklifts And Lifting Vehicles (AREA)
Abstract
The utility model discloses a lifting platform for a combined switch, which comprises a lifting platform and bases symmetrically arranged at the left side and the right side of the lifting platform, wherein the lifting platform comprises a platform arranged at the bottom, connecting rods are vertically arranged at the left side and the right side of the platform, supporting plates are arranged at the upper side and the outer side of the connecting rods in an extending mode, the base comprises a bottom plate arranged at the bottom, a hydraulic jack is arranged on the bottom plate, a piston rod of the hydraulic jack is abutted to the supporting plates to push the lifting platform to lift up and down, two sliding rods which are connected with the bottom plate in an up-down sliding mode are arranged between the bottom plate and the supporting plates, the bottom plate is fixedly connected with one of the two sliding rods respectively, a plurality of limiting holes are formed in the upper direction and the lower direction of the two sliding rods at intervals, and a safety pin can be inserted in the limiting holes of the two sliding rods in an overlapping mode to limit the action of the lifting platform. The utility model has the advantages of simple structure, low manufacturing cost, convenient and quick operation, labor saving and strong safety. The damage to personnel caused by falling and dumping of the improperly operated combined switch is avoided, time and labor are saved, labor intensity can be reduced, and safety and high efficiency are achieved.
Description
Technical Field
The utility model belongs to the technical field of coal mine operation, and particularly relates to a lifting platform for a combined switch.
Background
In a coal mine equipment maintenance workshop, a master studio real operation workshop and an electromechanical guard site, the combined switch is used as electromechanical equipment mainly used in a coal mine, and in some occasions without lifting equipment, the combined switch is carried to be a very difficult and dangerous work.
The combined switch has the dead weight of 1-2 tons, and the following problems exist in the manual carrying process: 1. when a plurality of combined switches are carried on site of an electromechanical guard, more than ten people need to lift the combined switches by shoulder, so that the time and the labor are wasted, the labor intensity is high, the working efficiency is low, the labor cost is high, and the danger coefficient is high; 2. in an actual operation workshop, the distance between the switch maintenance platforms and the ground is 0.8-1 meter, the distance between the switch maintenance platforms is 2.5-3 meters, the distance between the switches is 0.8 meter, the space is very narrow, and the manual transportation is very easy to cause congestion to cause falling accidents; 3. the tripod and the hanging chain are used for lifting the switch, the distance between the switch frame and the wall surface is 0.5 m, the tripod cannot be unfolded, a supporting point cannot be found due to the fact that the ground is smooth, the falling accident or falling accident occurs, and major potential safety hazards exist.
Disclosure of Invention
The automatic combined switch device aims at solving the problems that the existing coal mine equipment maintenance workshop, the master studio real operation workshop and the existing carrying combined switch on the electromechanical specific armed site are time-consuming and labor-consuming, the labor intensity is high, the working efficiency is low, the labor cost is high, the falling accident of a biological piece is extremely easy to occur, and the major potential safety hazard exists; a space deployment problem of tripod and hanging chain lifting; the utility model provides a lifting platform for a multi-loop combined switch under a coal mine, which is used for a coal mine equipment maintenance workshop, a master working room practical workshop and lifting a coal mine on an electromechanical specific field.
The technical scheme adopted by the utility model is as follows: the utility model provides a combination switch is with lift platform, including elevating platform and symmetry setting up the base in elevating platform left and right sides, the elevating platform is including setting up the platform in the bottom, the vertical connecting rod that is provided with in the left and right sides of platform, the last side outside extension of connecting rod is provided with the layer board, the base is including setting up the bottom plate in the bottom, hydraulic jack has been placed on the bottom plate, hydraulic jack's piston rod butt promotes elevating platform oscilaltion on the layer board, be provided with two slide bars of upper and lower sliding connection between bottom plate and the layer board, bottom plate and layer board are two one of two slide bars of fixed connection respectively, the interval is provided with a plurality of spacing holes about two slide bars, the spacing hole coincidence of two slide bars inserts the action of insurance round pin limitable elevating platform.
Further, a placing groove for accommodating the base of the hydraulic jack is formed in the bottom plate, and an anti-skid groove for accommodating the piston rod of the hydraulic jack is formed in the supporting plate.
Further, the bottom plate is vertically provided with a slideway, a sliding limiting block is connected in the slideway in a sliding way, a fixed limiting block is fixedly connected on the lifting table, and the sliding limiting block can be fixed in the slideway to block the fixed limiting block.
Further, a plurality of rolling carrier rollers are arranged on the platform, and the rotating direction of the rolling carrier rollers faces to the front opening and the rear opening of the platform.
Further, the device comprises a slope seat, wherein one end of the slope seat, which is higher than the slope seat, is abutted to the front end or the rear end of the platform, a plurality of rolling carrier rollers are arranged on the slope seat, and the rotating direction of the rolling carrier rollers faces to the front opening and the rear opening of the platform.
The utility model has the advantages of simple structure, low manufacturing cost, convenient and quick operation, labor saving and strong safety. The utility model avoids the injury to personnel caused by falling and dumping of the improperly operated combined switch, saves time and labor, reduces labor intensity, and is safe and efficient. By using the utility model, only 5 persons are needed to carry and place heavy equipment such as the combination switch and the like on the appointed platform, so that the number of operators is effectively reduced. By utilizing the slope seat with the rolling carrier roller, time and labor can be saved in the carrying process.
Drawings
FIG. 1 is a front view of the present utility model;
FIG. 2 is a top view of the present utility model;
FIG. 3 is a right side view of the present utility model;
FIG. 4 is a front view of the lift table of the present utility model;
FIG. 5 is a right side view of the lift table of the present utility model;
FIG. 6 is a front view of the base of the present utility model;
FIG. 7 is a top view of the ramp of the present utility model;
fig. 8 is a side view of the ramp of the present utility model.
In the figure: 1. a lifting table; 11. a platform; 12. a connecting rod; 13. a supporting plate; 14. a slide bar; 141. a limiting hole; 15. an anti-skid groove; 16. fixing a limiting block; 17. a rolling carrier roller; 2. a base; 21. a bottom plate; 22. a placement groove; 23. a slideway; 24. a sliding limiting block; 3. a hydraulic jack; 4. and a slope seat.
Detailed Description
For better understanding of the purpose, structure and function of the present utility model, a lifting platform for a combination switch according to the present utility model will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1-3, a lifting platform for a combination switch comprises a lifting platform 1 and a base 2 symmetrically arranged on the left side and the right side of the lifting platform 1, wherein the lifting platform 1 comprises a platform 11 arranged at the bottom, connecting rods 12 are vertically arranged on the left side and the right side of the platform 11, a supporting plate 13 is arranged on the upper lateral outside of the connecting rods 12 in an extending mode, the base 2 comprises a bottom plate 21 arranged at the bottom, a hydraulic jack 3 is arranged on the bottom plate 21, a piston rod of the hydraulic jack 3 is abutted to the supporting plate 13 to push the lifting platform 1 to lift up and down, two sliding rods 14 in sliding connection are arranged between the bottom plate 21 and the supporting plate 13, the bottom plate 21 and the supporting plate 13 are fixedly connected with one of the two sliding rods 14 respectively, a plurality of limiting holes 141 are formed in the upper direction and the lower direction of the two sliding rods 14 at intervals, and the limiting holes 141 of the two sliding rods 14 are coincidently inserted into a safety pin to limit the action of the lifting platform 1.
In an alternative embodiment, the base plate 21 is provided with a placement groove 22 for receiving the base of the hydraulic jack 3, and the pallet 13 is provided with an anti-slip groove 15 for receiving the piston rod of the hydraulic jack 3. Preventing the hydraulic jack 3 from sliding accidentally.
In an alternative embodiment, a slide 23 is vertically arranged on the bottom plate 21, a sliding limiting block 24 is slidably connected in the slide 23, a fixed limiting block 16 is fixedly connected on the lifting platform 1, and the sliding limiting block 24 can be fixed in the slide 23 to block the fixed limiting block 16. The height is set by setting the position of the sliding stopper 24 in the slideway 23 by screw tightness, preventing the lifting platform 1 from exceeding the maintenance platform height. When the lifting platform 1 is lifted to the same height as the maintenance platform, the fixed limiting block 16 is clamped by the sliding limiting block 24, and the lifting platform is prevented from continuing to lift.
In this embodiment, as shown in fig. 4 and 5, a platform 11 of the lifting platform 1 is formed by welding transverse 4 # 10 channel steel and longitudinal 6 # 5 channel steel, and fixing limiting blocks 16 are welded on two sides in front of the platform 11. 3 5# channel steels are respectively arranged on the left side and the right side of the lifting platform 1 and are used as connecting rods 12, the lower ends of the connecting rods 12 are vertically welded with two ends of the bottom of the platform 11, a 10mm steel plate is welded at the upper ends of the connecting rods as a supporting plate 13, and a 40x40x5 square pipe and an anti-slip groove 15 for limiting the position of a piston rod of the hydraulic jack 3 are welded at the back of the supporting plate 13. A limiting hole 141 for a fall protection locating pin with the diameter of 10mm is punched on the square steel with the diameter of 40x40x 5. The rolling carrier roller 17 formed by combining two disc bearings, shaft sleeves and shafts is arranged between the two No. 5 channel steels on the platform 11, so that the friction force between the combined switch base and the platform 11 can be reduced. The combined switch weighs 1-2 tons, and the rolling carrier roller 17 is welded on the platform 11, so that the resistance of the switch and the platform 11 is effectively reduced, and the combined switch is convenient to switch the upper platform 11 and the lower platform 11.
As shown in fig. 6, the bottom plate 21 of the base 2 is welded together by two 10# channel steel and a 10mm steel plate, and 50×50×5 square pipes and a placing groove 22 for limiting the base of the hydraulic jack 3 are welded on the 10mm steel plate. Limiting holes 141 with the diameter of 10mm for the anti-falling safety locating pins are formed in the square tubes, sliding ways 23 are welded at the edges, and sliding limiting blocks 24 are arranged in the sliding ways 23.
The lifting platform 1 and the base 2 are respectively welded with square tubes of 40x5 and 50 x5, the square tubes of 40x5 are sleeved with two sliding rods 14 which are connected in a vertical sliding way in the square tubes of 50 x5 to serve as positioning lifting slide ways, lifting platform 1 is lifted to the required height by hydraulic jack 3, and safety pins are inserted into limit holes 141 which are overlapped on square tubes of 40x5 and 50 x5 respectively, so that accidental sliding of lifting platform 1 caused by liquid leakage and liquid flowing of hydraulic jack 3 is prevented.
The hydraulic jack 3 is placed and installed on the bottom plate 21, the hydraulic jack 3 can be selected according to the weight of the combined switch, and the hydraulic jack 3 is convenient to maintain. The lifting platform 1 main structure is formed by welding steel plates with the thickness of 5# channel steel and 8mm, the base 2 is formed by welding steel plates with the thickness of 10# channel steel and 8-10mm, the self weight and the width of the lifting platform 1 and the base 2 are ensured, and the occurrence of dumping accidents caused by gravity center deviation in the lifting process is prevented. The utility model adopts the double-sided grooving welding technology at the welding position, and the tensile ribs are welded at the inner sides of included angles such as steel plates, channel steel and the like, so as to prevent welding seams from cracking.
As shown in fig. 7 and 8, one end of the slope seat 4 with a higher slope is abutted against the front end or the rear end of the platform 11, a plurality of rolling carrier rollers 17 are arranged on the slope seat 4, and the rotation direction of the rolling carrier rollers 17 faces to the front and rear openings of the platform 11. According to the utility model, after the modified widened hand-push type hydraulic forklift is moved to a designated position, the hand-push type hydraulic forklift is put down, and the combined switch is manually moved onto the platform 11 by using the slope seat 4 with the rolling carrier roller 17, so that the effects of reducing people and improving efficiency are realized, and the safety is also ensured.
It will be understood that the utility model has been described in terms of several embodiments, and that various changes and equivalents may be made to these features and embodiments by those skilled in the art without departing from the spirit and scope of the utility model. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the utility model without departing from the essential scope thereof. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.
Claims (5)
1. The utility model provides a combination switch is with lift platform, a serial communication port, including elevating platform (1) and symmetry setting are in base (2) of elevating platform (1) left and right sides, elevating platform (1) is including setting up platform (11) in the bottom, the vertical connecting rod (12) that is provided with in the left and right sides of platform (11), the last side direction outside extension of connecting rod (12) is provided with layer board (13), base (2) are including setting up bottom plate (21) in the bottom, place hydraulic jack (3) on bottom plate (21), hydraulic jack (3)'s piston rod butt promotes elevating platform (1) oscilaltion on layer board (13), be provided with two slide bars (14) of upper and lower sliding connection between bottom plate (21) and layer board (13), one of two slide bars (14) of fixed connection respectively, two slide bar (14) up-down direction interval is provided with a plurality of spacing holes (141), spacing hole (141) coincidence of two slide bars (14) inserts the insurance pin and can restrict elevating platform (1) action.
2. Lifting platform for a combination switch according to claim 1, characterized in that the base plate (21) is provided with a placement groove (22) for receiving the base of the hydraulic jack (3), and the support plate (13) is provided with an anti-slip groove (15) for receiving the piston rod of the hydraulic jack (3).
3. The lifting platform for the combination switch according to claim 1, wherein a slide way (23) is vertically arranged on the bottom plate (21), a sliding limiting block (24) is connected in the slide way (23) in a sliding manner, a fixed limiting block (16) is fixedly connected on the lifting platform (1), and the sliding limiting block (24) can be fixed in the slide way (23) to block the fixed limiting block (16).
4. A lifting platform for a combination switch according to any one of claims 1-3, characterized in that a plurality of rolling support rollers (17) are arranged on the platform (11), and the rotation direction of the rolling support rollers (17) faces the front and rear openings of the platform (11).
5. The lifting platform for the combination switch according to claim 4, comprising a slope seat (4), wherein one end of the slope height of the slope seat (4) is abutted against the front end or the rear end of the platform (11), a plurality of rolling carrier rollers (17) are arranged on the slope seat (4), and the rotating direction of the rolling carrier rollers (17) faces to the front opening and the rear opening of the platform (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321938417.3U CN220578835U (en) | 2023-07-24 | 2023-07-24 | Lifting platform for combined switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321938417.3U CN220578835U (en) | 2023-07-24 | 2023-07-24 | Lifting platform for combined switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220578835U true CN220578835U (en) | 2024-03-12 |
Family
ID=90110355
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321938417.3U Active CN220578835U (en) | 2023-07-24 | 2023-07-24 | Lifting platform for combined switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220578835U (en) |
-
2023
- 2023-07-24 CN CN202321938417.3U patent/CN220578835U/en active Active
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