CN217458740U

CN217458740U - Telescopic work platform and high altitude construction car convenient to locking

Info

Publication number: CN217458740U
Application number: CN202221259117.8U
Authority: CN
Inventors: 李勇兵; 郝春山; 贾立新; 杨礼鹏; 梁星蜜; 陈桃
Original assignee: Changsha Skyboom Heavy Industry Co ltd
Current assignee: Changsha Skyboom Heavy Industry Co ltd
Priority date: 2022-05-24
Filing date: 2022-05-24
Publication date: 2022-09-20
Anticipated expiration: 2032-05-24

Abstract

The utility model provides a telescopic working platform and an aerial working platform convenient to lock, the telescopic working platform comprises a fixed platform, a sliding platform and a locking component, the sliding platform is connected on the fixed platform in a sliding way, the locking component comprises a hinged seat, a pedal, a locking rod, a guide sleeve, an elastic piece and a clamping part, the hinged seat is fixed on the sliding platform, the middle part of the pedal is hinged on the hinged seat, one end of the pedal is a force application end, the other end is provided with a through hole, for the locking rod to pass through, the locking rod is supported on the pedal through the top end cap in a lifting and movable way, the guide sleeve is fixed on the sliding platform and is positioned right below the locking rod, the locking rod penetrates through the guide sleeve, the elastic piece is installed in the guide sleeve and sleeved on the periphery of the locking rod, the clamping part is fixed on the fixed platform and located below the locking rod, a clamping groove is formed in the clamping part, and the locking rod is inserted into the clamping groove to fix the fixed platform and the sliding platform. The telescopic working platform has the advantages of convenience and safety in operation.

Description

Telescopic work platform and high altitude construction car convenient to locking

Technical Field

The utility model relates to an aerial working car technical field, concretely relates to telescopic work platform and be provided with this work platform's aerial working car convenient to locking.

Background

At present, the working platform of the existing aerial working vehicle usually comprises a fixed platform and a sliding platform, the sliding platform is arranged on the fixed platform in a telescopic adjusting position, and when the sliding platform is adjusted to a closing position, the fixed platform and the sliding platform need to be locked to prevent relative sliding of the fixed platform and the sliding platform, so that the construction safety is improved. Therefore, it is desirable to design a working platform that is convenient for locking the fixed platform and the sliding platform.

SUMMERY OF THE UTILITY MODEL

In view of the above, the utility model provides a telescopic work platform and be provided with this work platform's high altitude construction car convenient to locking has simple operation, safe advantage.

The technical scheme of the utility model:

the utility model provides a telescopic work platform convenient for locking, which comprises a fixed platform, a sliding platform and a locking component, wherein the sliding platform is connected on the fixed platform in a sliding way, the locking component comprises a hinged seat, a pedal, a locking rod, a guide sleeve, an elastic part and a clamping part, the hinged seat is fixed on the sliding platform, the middle position of the pedal is hinged on the hinged seat, one end of the pedal is a force application end, the other end is provided with a through hole for the locking rod to pass through, the locking rod is supported on the pedal in a lifting and movable way through a top end cap, the guide sleeve is fixed on the sliding platform and is positioned under the locking rod so that the locking rod passes through the guide sleeve, the elastic part is arranged in the guide sleeve and is sleeved on the periphery of the locking rod, so that the locking rod can be elastically and telescopically arranged in the guide sleeve, the clamping part is fixed on the fixed platform and is positioned under the locking rod, and the clamping part is provided with a clamping groove, the locking rod is inserted into the clamping groove to fix the fixed platform and the sliding platform.

Further, the locking subassembly includes the fixed plate, and on the fixed plate was fixed in fixed platform, articulated seat was fixed in on the fixed plate, and the uide bushing was fixed in on the fixed plate.

Further, the locking subassembly includes the round pin axle, and articulated seat includes two otic placodes of relative parallel arrangement, and every otic placode and the articulated department of footboard have all offered the shaft hole, and the shaft hole of footboard is worn to locate by the round pin axle, and installs in the shaft hole of two otic placodes at its both ends.

Furthermore, the pedal comprises a main body plate, a pedal plate and a connecting plate, the main body plate is hinged on the hinge seat, the pedal plate and the connecting plate are respectively connected to two ends of the main body plate and are respectively located on two sides of the main body plate, and the through holes are formed in the connecting plate.

Furthermore, the pedal and the connecting plate are formed on the connecting plate through bending.

Furthermore, a first step surface is formed in the guide sleeve, a second step surface is formed at the bottom end of the locking rod, and two ends of the elastic piece respectively abut against the first step surface and the second step surface.

Further, the fixed platform comprises a fixed bearing frame and fences arranged on two sides and one end of the fixed bearing frame, the sliding platform comprises a sliding bearing frame and guardrails arranged on two sides and one end of the sliding bearing frame, two sides of the fixed bearing frame are provided with parallel sliding rails and limiting grooves located above the sliding rails, two sides of the sliding bearing frame are respectively provided with idler wheels, the idler wheels on two sides of the sliding bearing frame are respectively arranged on the two sliding rails in a sliding mode, and the upper portion of each idler wheel can be arranged in the limiting grooves in a penetrating mode in a rolling mode.

Furthermore, the hinged seat, the pedal, the locking rod, the guide sleeve and the elastic piece are arranged on one side of the sliding bearing frame, and the clamping part is arranged on one side of the fixed bearing frame.

The utility model also provides an aerial working car, including bearing car, elevating system and the foretell telescopic work platform of being convenient for to lock, elevating system installs on bearing the car, and fixed platform installs in elevating system's lift output to it goes up and down to drive fixed platform.

Furthermore, the ladder stand is arranged on the loading vehicle and close to the entrance and exit of the fixed platform.

The utility model has the advantages that:

the utility model provides a telescopic work platform convenient to locking cooperatees through setting up the locking subassembly between fixed platform and sliding platform, and the locking subassembly cooperates through articulated seat, footboard, locking lever, uide bushing, elastic component and card portion of holding. The downward elastic force of elastic component acts on the footboard through the locking lever for locking fixed platform and sliding platform in the draw-in groove are inserted in to the locking lever bottom, and make the application of force end of footboard lift, thereby be convenient for pedal make the footboard rotate so that the locking lever upwards breaks away from the draw-in groove, and then make sliding platform can slide relatively fixed platform. When the foot loosens the force application end of the pedal, the pedal reversely rotates under the action of the elastic piece, so that the locking rod is inserted into the clamping groove and the force application end of the pedal is lifted. Adopt the telescopic work platform of above-mentioned structure only to need can remove fixed platform and sliding platform's locking through pedal footboard application of force end to the automatic locking of fixed platform and sliding platform can be realized under the effect of elastic component to the extension or the withdrawal of slide adjusting sliding platform, and the simple operation like this can improve telescopic work platform's security.

The preferred embodiments of the present invention and their advantageous effects will be described in further detail with reference to specific embodiments.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings, there is shown in the drawings,

FIG. 1 is a perspective view of the retractable work platform of the present invention, which is easy to lock;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is a partial front view of the retractable work platform of the present invention, shown in the perspective view;

FIG. 4 is a partial cross-sectional view of the telescoping work platform of the present invention facilitating locking;

FIG. 5 is a perspective view of the overhead working truck of the present invention in a descending state;

fig. 6 is a perspective view of the overhead working truck of the present invention in a raised state.

The reference numbers illustrate: the device comprises a fixed platform 1, a sliding platform 2, a locking assembly 3, a hinge seat 31, a pedal 32, a locking rod 33, a guide sleeve 34, an elastic member 35, a clamping part 36, a through hole 320, a clamping groove 361, a fixed plate 37, a pin shaft 38, a main body plate 321, a pedal 322, a connecting plate 323, a first step surface 341, a second step surface 331, a fixed bearing frame 11, a fence 12, a sliding bearing frame 21, a guardrail 22, a sliding rail 13, a roller 23, a bearing vehicle 4, a lifting mechanism 5 and a ladder 6.

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.

Please refer to fig. 1 to 4, the utility model provides a telescopic work platform convenient to lock, including fixed platform 1, sliding platform 2 and locking assembly 3, sliding platform 2 sliding connection is on fixed platform 1, in order to shrink sliding platform 2 in fixed platform 1 or stretch out to fixed platform 1 outside, locking assembly 3 is including articulated seat 31, footboard 32, locking lever 33, uide bushing 34, elastic component 35 and card portion 36 of holding, articulated seat 31 is fixed in on sliding platform 2, footboard 32 middle part position articulates on articulated seat 31, footboard 32 one end is the application of force end, in order to make footboard 32 rotate through pedal, through-hole 320 has been seted up to the other end, in order to supply locking lever 33 to pass, locking lever 33 is supported on footboard 32 through its top cap liftable activity. The guide sleeve 34 is fixed on the sliding platform 2 and located right below the locking rod 33, so that the locking rod 33 passes through the guide sleeve 34, and the elastic element 35 is installed in the guide sleeve 34 and sleeved on the periphery of the locking rod 33, so that the locking rod 33 can be elastically and telescopically installed in the guide sleeve 34. The holding portion 36 is fixed on the fixed platform 1 and located below the locking rod 33, a slot 361 is formed in the holding portion 36, and the locking rod 33 is inserted into the slot 361 to fix the fixed platform 1 and the sliding platform 2, so as to prevent the two from sliding relatively.

The utility model provides a telescopic work platform convenient to locking cooperatees through setting up locking subassembly 3 between fixed platform 1 and sliding platform 2, and locking subassembly 3 cooperatees through articulated seat 31, footboard 32, locking lever 33, uide bushing 34, elastic component 35 and card portion 36 of holding. The downward elastic force of the elastic element 35 acts on the pedal 32 through the locking rod 33, so that the bottom end of the locking rod 33 is inserted into the slot 361 to lock the fixed platform 1 and the sliding platform 2, and the force application end of the pedal 32 is lifted, thereby facilitating the pedal to rotate the pedal 32 so as to enable the locking rod 33 to be separated from the slot 361 upwards, and further enabling the sliding platform 2 to slide relative to the fixed platform 1. When the foot releases the force-applying end of the pedal 32, the pedal 32 is rotated in the reverse direction by the elastic member 35 so that the locking lever 33 is inserted into the catch 361 and the force-applying end of the pedal 32 is lifted. The telescopic working platform adopting the structure can unlock the fixed platform 1 and the sliding platform 2 only through the force application end of the pedal 32, so that the sliding platform 2 can be adjusted to stretch out or retract, the fixed platform 1 and the sliding platform 2 can be automatically locked under the action of the elastic piece 35, the operation is convenient and fast, and the safety of the telescopic working platform can be improved.

In this embodiment, the locking assembly 3 includes a fixing plate 37, the fixing plate 37 is fixed on the fixing platform 1, the hinge seat 31 is fixed on the fixing plate 37, and the guiding sleeve 34 is fixed on the fixing plate 37. By providing the fixing plate 37, the locking assembly 3 can be easily mounted on the fixed platform 1 and the sliding platform 2, respectively.

In this embodiment, locking subassembly 3 includes round pin axle 38, and articulated seat 31 includes two otic placodes of relative parallel arrangement, and every otic placode and the articulated department of footboard 32 have all offered the shaft hole, and the shaft hole of footboard 32 is worn to locate by round pin axle 38, and installs in the shaft hole of two otic placodes at its both ends.

In this embodiment, the pedal 32 includes a main body plate 321, a pedal plate 322 and a connecting plate 323, the main body plate 321 is hinged to the hinge seat 31, the pedal plate 322 and the connecting plate 323 are respectively connected to two ends of the main body plate 321 and respectively located at two sides of the main body plate 321, and the through hole 320 is opened on the connecting plate 323. Preferably, the pedal 322 and the connecting plate 323 are formed on the connecting plate 323 by bending, so that the pedal is easy to manufacture and has high structural strength.

In this embodiment, a first step surface 341 is formed in the guide sleeve 34, a second step surface 331 is formed at the bottom end of the locking rod 33, and two ends of the elastic element 35 respectively abut against the first step surface 341 and the second step surface 331. Thus, the structure is simple, the installation is convenient, and the elastic connection between the locking rod 33 and the guide sleeve 34 is easy to realize.

In this embodiment, the elastic element 35 is a cylindrical spring, and the cylindrical spring is installed in the guide sleeve 34 and sleeved on the outer periphery of the locking rod 33. The cylindrical spring is an accessory which is easy to purchase, is convenient to install, and can realize stable elastic connection.

In this embodiment, a plurality of the catches 36 on the fixed platform 1 are arranged along the sliding direction of the sliding platform 2 to fix the sliding platform 2 at a plurality of positions on the fixed platform 1.

In this embodiment, the fixed platform 1 includes the fixed bearing frame 11 and the fence 12 installed on both sides and one end of the fixed bearing frame 11, the sliding platform 2 includes the sliding bearing frame 21 and the guardrail 22 installed on both sides and one end of the sliding bearing frame 21, both sides of the fixed bearing frame 11 are provided with the slide rails 13 arranged in parallel and the limiting grooves located above the slide rails 13, both sides of the sliding bearing frame 21 are respectively provided with two rollers 23, the two rollers 23 on both sides of the sliding bearing frame 21 are respectively slidably disposed on the two slide rails 13, and the upper portion of each roller 23 can be rollably disposed in the limiting grooves. The hinge base 31, the pedal 32, the locking lever 33, the guide sleeve 34 and the elastic member 35 are mounted on the side of the slide carriage 21, and the catching portion 36 is mounted on the side of the fixed carriage 11.

Please refer to fig. 5 and 6, the present invention further provides an aerial working platform, which comprises a carrying vehicle 4, an elevating mechanism 5 and a retractable working platform convenient for locking, the elevating mechanism 5 is installed on the carrying vehicle 4, and the fixing platform 1 is installed at the lifting output end of the elevating mechanism 5 to drive the fixing platform 1 to lift. Preferably, the aerial lift truck further comprises a ladder stand 6, and the ladder stand 6 is mounted on the load-bearing truck 4 near the entrance and exit of the fixed platform 1. In this embodiment, the lifting mechanism 5 is a scissor-type lifting mechanism.

In the description of the present invention, it should be noted that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", and the like are used for descriptive purposes only and are not to be construed as indicating or implying importance; the words "bottom" and "top", "inner" and "outer" refer to directions toward and away from, respectively, a particular component geometry.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the communication may be direct, indirect via an intermediate medium, or internal to both elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

The above description is only for the preferred embodiment of the present invention, and should not be construed as limiting the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. The telescopic working platform convenient to lock is characterized by comprising a fixed platform (1), a sliding platform (2) and a locking assembly (3), wherein the sliding platform (2) is connected to the fixed platform (1) in a sliding manner, the locking assembly (3) comprises a hinged seat (31), a pedal (32), a locking rod (33), a guide sleeve (34), an elastic piece (35) and a clamping part (36), the hinged seat (31) is fixed on the sliding platform (2), the middle position of the pedal (32) is hinged on the hinged seat (31), one end of the pedal (32) is a force application end, the other end of the pedal (32) is provided with a through hole (320) for the locking rod (33) to pass through, the locking rod (33) is movably supported on the pedal (32) in a lifting manner through a top end cap of the locking rod, the guide sleeve (34) is fixed on the sliding platform (2) and is positioned right below the locking rod (33) so that the locking rod (33) passes through the guide sleeve (34), the elastic piece (35) is installed in the guide sleeve (34) and sleeved on the periphery of the locking rod (33) so that the locking rod (33) can be elastically and telescopically installed in the guide sleeve (34), the clamping part (36) is fixed on the fixed platform (1) and located below the locking rod (33), a clamping groove (361) is formed in the clamping part (36), and the locking rod (33) is inserted into the clamping groove (361) to fix the fixed platform (1) and the sliding platform (2) together.

2. Telescopic work platform facilitating locking according to claim 1, characterized in that the locking assembly (3) comprises a fixing plate (37), the fixing plate (37) being fixed to the fixed platform (1), the hinge seat (31) being fixed to the fixing plate (37), the guide sleeve (34) being fixed to the fixing plate (37).

3. The telescopic work platform convenient to lock of claim 1, wherein the locking assembly (3) comprises a pin shaft (38), the hinge base (31) comprises two ear plates arranged in parallel, shaft holes are formed at the hinge joint of each ear plate and the pedal (32), the pin shaft (38) penetrates through the shaft holes of the pedal (32), and the two ends of the pin shaft are mounted in the shaft holes of the two ear plates.

4. The telescopic work platform convenient for locking as claimed in claim 1, wherein the pedal (32) comprises a main body plate (321), a pedal (322) and a connecting plate (323), the main body plate (321) is hinged to the hinge seat (31), the pedal (322) and the connecting plate (323) are respectively connected to two ends of the main body plate (321) and respectively located at two sides of the main body plate (321), and the through hole (320) is opened on the connecting plate (323).

5. Telescopic work platform facilitating locking according to claim 4, wherein the foot pedal (322) and the connecting plate (323) are both formed by bending over the connecting plate (323).

6. The telescopic work platform convenient for locking as claimed in claim 1, wherein a first step surface (341) is formed in the guide sleeve (34), a second step surface (331) is formed at the bottom end of the locking rod (33), and two ends of the elastic member (35) respectively abut against the first step surface (341) and the second step surface (331).

7. The telescopic work platform convenient to lock of claim 1, wherein the fixed platform (1) comprises a fixed bearing frame (11) and fences (12) mounted on two sides and one end of the fixed bearing frame (11), the sliding platform (2) comprises a sliding bearing frame (21) and guardrails (22) mounted on two sides and one end of the sliding bearing frame (21), two sides of the fixed bearing frame (11) are provided with parallel sliding rails (13) and limiting grooves located above the sliding rails (13), two sides of the sliding bearing frame (21) are respectively provided with rollers (23), the rollers (23) on two sides of the sliding bearing frame (21) are respectively slidably arranged on the two sliding rails (13), and the upper part of each roller (23) can be rotatably arranged in the limiting grooves in a penetrating manner.

8. Telescopic work platform facilitating locking according to claim 7, characterized in that the hinged seat (31), the pedal (32), the locking lever (33), the guiding sleeve (34) and the elastic member (35) are mounted on the side of the sliding carrier (21), and the catch (36) is mounted on the side of the fixed carrier (11).

9. An aerial work platform, which is characterized by comprising a bearing vehicle (4), a lifting mechanism (5) and the telescopic work platform convenient to lock as claimed in any one of claims 1 to 8, wherein the lifting mechanism (5) is installed on the bearing vehicle (4), and the fixed platform (1) is installed at the lifting output end of the lifting mechanism (5) so as to drive the fixed platform (1) to lift.

10. The aerial lift platform as claimed in claim 9, further comprising a ladder (6), the ladder (6) being mounted on the vehicle (4) adjacent to the access opening of the fixed platform (1).