CN212835599U - Scalable safety barrier of heavy electric excavator maintenance platform - Google Patents
Scalable safety barrier of heavy electric excavator maintenance platform Download PDFInfo
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- CN212835599U CN212835599U CN202021349772.3U CN202021349772U CN212835599U CN 212835599 U CN212835599 U CN 212835599U CN 202021349772 U CN202021349772 U CN 202021349772U CN 212835599 U CN212835599 U CN 212835599U
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- guardrail
- rod
- telescopic
- telescopic rod
- maintenance platform
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Abstract
The utility model discloses a scalable safety barrier of heavy electric excavator maintenance platform relates to safety barrier technical field. This scalable safety barrier of heavy electric excavator maintenance platform includes guardrail, lower guardrail, entablature, bottom end rail, left hydraulic telescoping rod, right hydraulic telescoping rod, the whole and lower guardrail, bottom end rail, left hydraulic telescoping rod, right hydraulic telescoping rod, first telescopic link, second telescopic link, the whole flexible structure that constitutes of strengthening the bracing piece, stopper that constitutes of guardrail, entablature, slide bar, horizontal pole, longeron, spout. This scalable safety barrier of heavy electric excavator maintenance platform passes through the telescopic link of cross design to both ends are articulated respectively two parts flexible and compared with prior art can have bigger protection coverage area, and the stopper that sets up simultaneously also can prevent that the telescopic link from being absorbed in the dead point position, has realized the regulation to the guardrail height when improving the safety degree.
Description
Technical Field
The utility model relates to a safety barrier technical field specifically is a scalable safety barrier of heavy electric excavator maintenance platform.
Background
The heavy large-scale electric excavator of open cut mining belongs to the open cut equipment that large-scale mine used, and large-scale electric excavator is higher, the ground is apart from the position that maintenance platform height minimum 5 meters, and the highest more than 8, and in case overhaul when changing spare part, the volume and the weight of its spare part are very huge, and the maintenance personal all carries out maintenance operation on electric excavator platform or stands and commands crane operation on maintenance platform.
Therefore, in the hoisting process, the safety guardrails designed and installed in the prior art are welded by the platform ground feet, namely, are in dead connection, and the operation is inconvenient. Not only influences the construction progress, but also increases the labor intensity. On the other hand, the simple and easy metal guardrail of current design protects. The side guardrails are fixed together from the maintenance platform and cannot be adjusted according to maintenance operation and working environment, and if the height of the guardrails needs to be reduced or the electric excavator does not need safety guardrails during normal working, the safety guardrails need to fall onto the maintenance platform of the electric excavator, so that the guardrail deformation is prevented in the operation process; and the safety protection effect cannot be achieved in the using process.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Aiming at the defects of the prior art, the utility model provides a telescopic safety guardrail of a heavy electric excavator maintenance platform, which solves the problems that in the prior art, the side guardrail is fixed from the maintenance platform and can not be adjusted according to maintenance operation and working environment, if the height of the guardrail needs to be reduced or the electric excavator does not need the safety guardrail during normal work, the guardrail needs to fall on the maintenance platform of the electric excavator, and the guardrail is prevented from deforming in the operation process; the safety protection function can not be realized in the using process.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a telescopic safety guardrail of a heavy electric excavator maintenance platform comprises a walking crawler belt, a bucket lifting beam, a head sheave, a guy rope, an A-shaped frame, a handle sleeve, a shovel rod, a two-car platform, guardrails, an upper guardrail, a lower guardrail, an upper cross beam, a lower cross beam, a left hydraulic telescopic rod, a right hydraulic telescopic rod, a first telescopic rod, a second telescopic rod, a reinforcing support rod, a slide rod, a cross rod, a longitudinal beam, a sliding chute and a limiting block, wherein the guardrails are divided into the upper guardrail and the lower guardrail, the upper guardrail is formed by fixing a plurality of cross rods and the longitudinal beam in a crossed manner, the lower guardrail is a telescopic guardrail, the upper guardrail and the lower guardrail share one cross rod, the left hydraulic telescopic rod and the right hydraulic telescopic rod are longitudinally and respectively fixedly arranged on the left side and the right side of the upper guardrail, the telescopic ends of the left hydraulic telescopic rod and the right hydraulic telescopic rod are fixedly connected with the two sides of the bottom end, the first telescopic rod and the second telescopic rod are arranged on two sides of the plane of the lower guardrail, the joints of the end parts of the first telescopic rod and the second telescopic rod and the cross rod rotate by a shaft, the upper cross beam and the lower cross beam are provided with telescopic reinforced support rods, the slide rods are fixedly arranged on the cross rod, and the upper end and the lower end of each reinforced support rod are provided with limit blocks;
the whole that upper guardrail, entablature, slide bar, horizontal pole, longeron, spout are constituteed constitutes extending structure with whole that guardrail, bottom end rail, left hydraulic telescoping rod, right hydraulic telescoping rod, first telescopic link, second telescopic link, strengthening the bracing piece, stopper are constituteed down.
Preferably, left side hydraulic telescoping rod, right hydraulic telescoping rod are provided power by hydraulic means, hydraulic means includes oil tank level gauge, oil pipe, check valve, oil pump, oil tank, control system and control pencil, oil pipe's one end is connected respectively at hydraulic telescoping rod's last cavity and lower cavity, and the other end all is connected on the check valve, the check valve links to each other with the oil pump export, the oil pump import links to each other with the oil tank, the oil pump passes through control pencil and control system electric connection.
Preferably, the bottom end of the lower guardrail is provided with an infrared distance sensor.
Preferably, the infrared distance sensor is electrically connected with the control system.
Preferably, sliding grooves are formed in two sides of the longitudinal beam, sliding rods are arranged in the sliding grooves, and the sliding rods can slide up and down in the sliding grooves to further reinforce the transverse rods and the longitudinal beam.
(III) advantageous effects
The utility model provides a scalable safety barrier of heavy electric excavator maintenance platform. The method has the following beneficial effects:
this scalable safety barrier of heavy electric excavator maintenance platform passes through the telescopic link of cross design to both ends are articulated respectively two parts flexible and compared with prior art can have bigger protection coverage area, and the stopper that sets up simultaneously also can prevent that the telescopic link from being absorbed in the dead point position, has realized the regulation to the guardrail height when improving the safety degree.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a disassembled view of the structure of the present invention;
FIG. 3 is a schematic view of the structure of the present invention in a contracted state;
FIG. 4 is a schematic view of the installation position of the structure of the present invention;
fig. 5 is a schematic structural diagram of the hydraulic device.
In the figure: 1. a walking crawler belt; 2. a bucket; 3. a bucket lifting beam; 4. a head sheave; 5. rope stretching; 6. a type A frame; 7. a handle supporting sleeve; 8. a shovel shaft; 9. a two-car platform; 10. a guardrail; 11. an upper guardrail; 12. a lower guardrail; 13. an upper cross beam; 14. a lower cross beam; 15. a left hydraulic telescopic rod; 16. a right hydraulic telescopic rod; 17. A first telescopic rod; 18. a second telescopic rod; 19. reinforcing the support rod; 20. a slide bar; 21. a cross bar; 22. A stringer; 23. a chute; 24. a limiting block; 25. a tank level gauge; 26. an oil pipe; 27. a one-way valve; 28. an oil pump; 29. an oil tank; 30. a control system; 31. the wiring harness is controlled.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: a telescopic safety guardrail of a heavy electric excavator overhaul platform comprises an upper guardrail 11, a lower guardrail 12, an upper crossbeam 13, a lower crossbeam 14, a left hydraulic telescopic rod 15, a right hydraulic telescopic rod 16, a first telescopic rod 17, a second telescopic rod 28, a reinforcing support rod 19, a slide rod 20, a cross rod 21, a longitudinal beam 22, a sliding chute 23 and a limiting block 24, wherein the upper guardrail 11 and the lower guardrail 12 are formed by fixing a plurality of cross rods 21 and longitudinal beams 22 in a crossed manner, the lower guardrail 12 is a telescopic guardrail, the upper guardrail 11 and the lower guardrail 12 share one cross rod 21, the left hydraulic telescopic rod 15 and the right hydraulic telescopic rod 16 are longitudinally fixed on two sides of the upper guardrail 11, the telescopic ends of the left hydraulic telescopic rod 15 and the right hydraulic telescopic rod 16 are fixedly connected with two sides of the bottom end of the lower guardrail 12, the upper crossbeam and the lower crossbeam of the lower guardrail 12 are connected through a plurality of groups of first telescopic rods 17 and second, the first telescopic rod 17 and the second telescopic rod 18 are arranged on two sides of the plane of the lower guardrail 12, the connecting parts of the end parts of the first telescopic rod 17 and the second telescopic rod 18 and the cross rod 21 rotate as shafts, the upper cross beam and the lower cross beam are provided with telescopic reinforced support rods 19, sliding grooves 23 are arranged on longitudinal beams 22 of the guardrails, sliding rods 20 are arranged on the upper sliding grooves 23 of the lower guardrail 12 and the cross rod 21, and the sliding rods 20 can slide up and down in the sliding grooves 23. The inside of the sliding rod 20 is provided with a cross rod for fixing a plurality of sliding rods 20, and the upper end and the lower end of the reinforcing support rod 19 are respectively provided with a limiting block 24 for preventing accidents caused by the falling off of the left hydraulic telescopic rod 15 and the right hydraulic telescopic rod 16.
The hydraulic device includes: the oil pipe, the single valve, the oil pump, the oil tank, the control system and the like; oil pipe 26 and left hydraulic telescoping rod 15, right hydraulic telescoping rod 16 is connected, at left hydraulic telescoping rod 15, there is oil pipe 26 to connect each other to lean on the bolt-up right hydraulic telescoping rod 16 upper end and lower extreme, the individual valve 27 is used for controlling left hydraulic telescoping rod 15, right hydraulic telescoping rod 16 works, it stretches the position that needs safety when needing flexible guardrail work, supply the maintainer work, adjust suitable position as required, oil pump 28 passes through oil pipe 26 one end and left hydraulic telescoping rod 15, right hydraulic telescoping rod 16 is connected, and the other end is connected with hydraulic tank 29, control system 30 is through the work of control pencil 31 control oil pump 28, the scalable safety barrier of heavy electric excavator maintenance platform can slide from top to bottom according to the height that the maintainer needs the guardrail and the overall synchronization of safety needs. The guardrail bottom still is equipped with infrared distance sensor down for measure the required height of guardrail and maintainer apart from the distance of guardrail, and with information transfer to electric excavator control chamber, make things convenient for electric excavator operating personnel according to adjusting the guardrail height.
To sum up, this scalable safety barrier of heavy electric excavator maintenance platform passes through the telescopic link of cross design to two parts that both ends are articulated respectively flexible compare with prior art and can have bigger protection coverage area, and the stopper that sets up simultaneously also can prevent that the telescopic link from sinking into the dead point position, has realized the regulation to the guardrail height when improving the safety degree.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a scalable safety barrier of heavy electric excavator maintenance platform, including walking track (1), scraper bowl (2), scraper bowl handle (3), head sheave (4), stretch rope (5), A type frame (6), hold up handle cover (7), shovel pole (8), two platform (9), guardrail (10), go up guardrail (11), lower guardrail (12), entablature (13), bottom end rail (14), left hydraulic telescoping rod (15), right hydraulic telescoping rod (16), first telescopic link (17), second telescopic link (18), strengthen bracing piece (19), slide bar (20), horizontal pole (21), longeron (22), spout (23), stopper (24), its characterized in that: the guardrail (10) is divided into an upper guardrail (11) and a lower guardrail (12), the upper guardrail (11) is formed by cross fixing of a plurality of cross rods (21) and longitudinal beams (22), the lower guardrail (12) is a telescopic guardrail, the upper guardrail (11) and the lower guardrail (12) share one cross rod (21), the left side and the right side of the upper guardrail (11) are longitudinally and respectively fixedly provided with a left hydraulic telescopic rod (15) and a right hydraulic telescopic rod (16), the telescopic ends of the left hydraulic telescopic rod (15) and the right hydraulic telescopic rod (16) are fixedly connected with the two sides of the bottom end of the lower guardrail (12), a first telescopic rod (17) and a second telescopic rod (18) which are arranged in a multi-group cross mode are arranged between the upper cross rod and the lower cross rod of the lower guardrail (12), the first telescopic rod (17) and the second telescopic rod (18) are arranged on the two sides of the plane of the lower guardrail (12), and the end parts of the first telescopic rod (17) and the second telescopic rod (18) are in axial rotation with, the upper beam and the lower beam are provided with telescopic reinforced support rods (19), the slide rods (20) are fixedly arranged on the cross rod (21), and the upper end and the lower end of each reinforced support rod (19) are provided with limit blocks (24);
the telescopic structure is characterized in that the whole body formed by the upper guardrail (11), the upper cross beam (13), the sliding rods (20), the cross rods (21), the longitudinal beams (22) and the sliding grooves (23) and the whole body formed by the lower guardrail (12), the lower cross beam (14), the left hydraulic telescopic rod (15), the right hydraulic telescopic rod (16), the first telescopic rod (17), the second telescopic rod (18), the reinforcing support rod (19) and the limiting blocks (24) form a telescopic structure.
2. The telescopic safety fence of heavy electric excavator maintenance platform according to claim 1, characterized in that: left side hydraulic telescoping rod (15), right hydraulic telescoping rod (16) are provided power by hydraulic means, hydraulic means includes oil tank level gauge (25), oil pipe (26), check valve (27), oil pump (28), oil tank (29), control system (30) and control pencil (31), the last cavity and lower cavity at hydraulic telescoping rod are connected respectively to the one end of oil pipe (26), and the other end is all connected on check valve (27), check valve (27) link to each other with oil pump (28) export, oil pump (28) import links to each other with oil tank (29), oil pump (28) are through control pencil (31) and control system (30) electric connection.
3. The telescopic safety fence of heavy electric excavator maintenance platform according to claim 2, characterized in that: the bottom end of the lower guardrail (12) is provided with an infrared distance sensor.
4. The telescopic safety fence of heavy electric excavator maintenance platform according to claim 3, characterized in that: the infrared distance sensor is electrically connected with the control system (30).
5. The telescopic safety fence of heavy electric excavator maintenance platform according to claim 1, characterized in that: sliding grooves (23) are formed in two sides of the longitudinal beam (22), sliding rods (20) are arranged in the sliding grooves (23), and the sliding rods (20) can slide up and down in the sliding grooves (23) and further reinforce the transverse rod (21) and the longitudinal beam (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021349772.3U CN212835599U (en) | 2020-07-10 | 2020-07-10 | Scalable safety barrier of heavy electric excavator maintenance platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021349772.3U CN212835599U (en) | 2020-07-10 | 2020-07-10 | Scalable safety barrier of heavy electric excavator maintenance platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212835599U true CN212835599U (en) | 2021-03-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021349772.3U Active CN212835599U (en) | 2020-07-10 | 2020-07-10 | Scalable safety barrier of heavy electric excavator maintenance platform |
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| Country | Link |
|---|---|
| CN (1) | CN212835599U (en) |
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2020
- 2020-07-10 CN CN202021349772.3U patent/CN212835599U/en active Active
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