CN211081887U - Telescopic sliding platform and trolley comprising same - Google Patents

Abstract

The utility model provides a telescopic sliding platform, which comprises at least one group of sliding platform units, wherein each sliding platform unit comprises a platform single body and two groups of sliding mechanisms, the two groups of sliding mechanisms are arranged in parallel, and the platform single body is arranged on the two groups of sliding mechanisms to realize the reciprocating sliding of the platform single body; the sliding mechanism comprises a bearing mounting seat, a sliding shaft and at least one sliding bearing, the sliding shaft is fixedly arranged on the platform single body, the sliding bearings are coaxially and fixedly arranged on the bearing mounting seat, and the sliding shaft sequentially penetrates through the sliding bearings, so that the platform single body slides relative to the bearing mounting seat. The sliding shaft and the sliding bearing are matched to slide the platform, so that the clamping stagnation phenomenon is avoided, compared with the prior art, the platform is a single-layer platform, no step exists, and the operation of an operator on the platform is safer. The utility model also provides a platform truck including above-mentioned telescopic sliding platform, this platform truck can satisfy actual construction demand.

Description

Telescopic sliding platform and trolley comprising same

Technical Field

The utility model relates to a platform truck technical field, concretely relates to telescopic sliding platform and contain platform truck of this platform.

Background

The waterproof plate steel bar operation trolley is applied to tunnel construction, a waterproof plate layer for water insulation needs to be laid on the outermost layer, a steel bar binding layer is laid in the middle for pouring cement, the thickness of a tunnel lining is generally 450-600 mm, and the thickness corresponds to the thickness of a certain steel bar binding layer; in operation construction, a person needs to move to the outermost layer to lay the outermost waterproof board layer of the tunnel and then return to tie the outer and inner reinforcing steel bar layers, the reinforcing steel bar layers are distributed in the whole tunnel in an integral double-layer annular mode, so that the trolley operation platform for assisting manual operation needs to be telescopic, and otherwise, the trolley operation platform can interfere with the reinforcing steel bar layers;

the existing waterproof board trolley operation platform is simple in structure, incapable of stretching or difficult to stretch and easy to fall off, and inconvenient to use, and referring to fig. 11, the sliding platform is of a double-layer structure (namely, a drawer type structure), the upper layer is fixed, the lower layer can slide, and the telescopic platform is pushed and pulled through manual operation; the sliding is one of a mechanical roller or a clamping groove hard sliding, the sliding platform is suspended in the roller or the U-shaped clamping groove and is controlled to slide through a contact gap between a line and a surface, and the platform is difficult to move and clamp due to large deformation of a welding part and uncontrollable contact gap; after the telescopic mechanism is stretched in place, the positioning device and the working platform are easy to scatter, so that the sliding platform is blown out and overturned; the protective guard is not designed on the outer side of the sliding platform with the double-layer structure, the biggest problem of the structure is that the sliding platform is easy to shake due to overlarge gaps, particularly when the platform is in the longest extension state, an operator stands at the outermost position and shakes seriously, the working efficiency of waterproof cloth laying and steel bar binding is seriously influenced, and serious potential safety hazards exist; the double-layer structure is complex, the fixed platform is not used much, the operation space of the platform in a retraction state is narrowed, and a step is arranged between the two platforms, so that the movement is inconvenient; the number of parts of the whole structure is large, and the processing and the assembly are difficult.

In summary, there is a need for a retractable sliding platform and a trolley comprising the same to solve the problems in the prior art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a telescopic sliding platform, concrete technical scheme is as follows:

a telescopic sliding platform comprises at least one group of sliding platform units, wherein each sliding platform unit comprises a platform single body and two groups of sliding mechanisms, the two groups of sliding mechanisms are arranged in parallel, and the platform single bodies are arranged on the two groups of sliding mechanisms to realize reciprocating sliding of the platform single bodies;

the sliding mechanism comprises a bearing mounting seat, a sliding shaft and at least one sliding bearing, the sliding shaft is fixedly arranged on the platform single body, a plurality of sliding bearings are coaxially and fixedly arranged on the bearing mounting seat, and the sliding shaft sequentially penetrates through the sliding bearings, so that the platform single body slides relative to the bearing mounting seat.

Preferably, in the above technical solution, a transition platform is arranged between adjacent sliding platform units, and the transition platform is fixedly arranged on the bearing mounting seat and used for filling a gap between the adjacent sliding platform units;

and a connecting platform is also arranged between the adjacent sliding platform units, the connecting platform is connected with the two adjacent platform single bodies, and the synchronous sliding of the plurality of platform single bodies is realized through the connecting platform.

Preferably, the sliding shaft is provided with protective covers along the upper part and two sides of the length direction, and the two ends of the sliding shaft or/and the sliding bearing are/is provided with vibration damping strips.

Preferably, the platform further comprises a locking mechanism, the locking mechanism is used for limiting the sliding of the platform single body, and the locking mechanism is a first locking mechanism or a second locking mechanism;

the first locking mechanism comprises a locking pin, the platform single body and the sliding bearing are both provided with a locking pin hole, the number of the locking pin holes on the platform single body is at least one, and the locking pin is inserted into the locking pin holes on the platform single body and the sliding bearing to realize limiting;

the second locking mechanism comprises a locking block and a locking bolt, an adjusting gap and a shaft hole are formed in the locking block, the adjusting gap is a gap for connecting the shaft hole, the width of the adjusting gap is changed to adjust the size of the shaft hole, the locking block is fixedly arranged on the platform monomer and is arranged on the sliding shaft through a shaft hole sleeve, the acting force applied to the locking block is changed through loosening or tightening the locking bolt, and the width of the adjusting gap is adjusted, so that the locking block can freely slide or be locked on the sliding shaft.

Preferably, in the above technical solution, the sliding platform unit further includes a lifting guardrail, and the lifting guardrail is disposed on the platform single body and located at an edge of the platform single body;

the lifting type guardrail comprises an upper guardrail and a lifting mechanism, the lifting mechanism connected with the platform monomer is arranged at two ends of the upper guardrail, and the upper guardrail moves up and down through the lifting mechanism;

the lifting guardrail further comprises a side guardrail with adjustable length, one end of the side guardrail is connected with the upper guardrail, and the other end of the side guardrail is connected with the lifting mechanism or the platform monomer.

Preferably, in the above technical solution, the lifting mechanism includes a lifting fixed joint and a lifting moving joint, the lifting moving joint is slidably disposed in the lifting fixed joint, a rack is disposed on the lifting moving joint along the length direction, a handle is disposed on the lifting fixed joint, a gear meshed with the rack is disposed on the handle, the rack is driven by the gear to move by rotating the handle, and the lifting moving joint is extended or retracted relative to the lifting fixed joint;

the side guardrail comprises a side guardrail fixing section and a side guardrail moving section, the side guardrail moving section is slidably arranged in the side guardrail fixing section to realize the adjustment of the length of the side guardrail, the side guardrail fixing section is rotatably connected with the lifting fixing section, the side guardrail moving section is rotatably connected with the upper guardrail, and the length of the side guardrail is matched with the height position of the upper guardrail to change;

the number of the side guardrails is two, and the two side guardrails are crossed to form a scissor-type structure.

Preferably, in the above technical solution, the lifting mechanism further includes a limiting lock pin, at least one limiting hole is formed in each of the lifting fixing section and the lifting moving section, and the limiting lock pin is matched with the limiting hole in the lifting fixing section and the limiting hole in the lifting moving section to limit the lifting fixing section and the lifting moving section.

Preferably, in the above technical solution, the sliding bearing further includes a driving device, and the driving device is used for driving the platform single body to slide relative to the sliding bearing.

Use the technical scheme of the utility model, following beneficial effect has:

(1) the telescopic sliding platform sliding mechanism comprises a bearing mounting seat, a sliding shaft and a sliding bearing, the sliding bearing and the sliding shaft are matched to realize that the platform monomer can slide without clamping stagnation, the sliding mode is more reasonable, and compared with a double-layer structure push-pull platform, the telescopic sliding platform sliding mechanism well overcomes the problem that the drawer type push-pull platform shakes and falls off; the utility model discloses a telescopic sliding platform is individual layer formula sliding platform, has reduced the one deck platform for prior art, and the structure is more simple reasonable, does not have the step between sliding platform, and it is convenient to remove.

(2) The utility model discloses a telescopic sliding platform includes the transition platform, and the transition platform sets up between adjacent sliding platform unit, and the operation personnel can stand on the transition platform when needing the moving platform monomer, is convenient for moving the platform monomer; meanwhile, a connecting platform is arranged between the adjacent sliding platform units and is connected with the two adjacent platform single bodies, the synchronous sliding of the platform single bodies is realized through the connecting platform, the times of moving the platform single bodies are reduced, and the sliding resistance between the sliding bearing and the sliding shaft is very small, so that the effect of moving the platform single bodies at one time can be realized, and the labor intensity of operators can be reduced; meanwhile, gaps between adjacent sliding platform units can be filled up due to the transition platform and the connecting platform, and the situation that an operator steps on the air is prevented.

(3) The telescopic sliding platform of the utility model is provided with the protective covers above and at the two sides of the sliding shaft along the length direction, which can prevent the muck in the tunnel from falling on the sliding shaft and prolong the service life of the sliding bearing; meanwhile, the two ends of the sliding shaft or/and the sliding bearing are/is provided with the vibration reduction strips, so that the vibration reduction strips can be buffered, the end part of the sliding shaft is prevented from being in hard contact with the sliding bearing, the service life is prolonged, and the condition of separation between the sliding shaft and the sliding bearing can be prevented.

(4) The utility model discloses a telescopic sliding platform still includes locking mechanism, can realize carrying on spacingly to the free slip of platform through locking mechanism, prevents that the gliding condition of platform from appearing at the in-process of construction personnel, stops the incident and takes place.

(5) The telescopic sliding platform of the utility model also comprises lifting type guardrails which can prevent personnel from falling off the platform and ensure the safety of the personnel; simultaneously, the height of guardrail can be adjusted according to the condition of construction to the over-and-under type guardrail, satisfies the demand of different construction conditions.

(6) The lifting mechanism in the telescopic sliding platform realizes the extension or retraction of the lifting motion joint relative to the lifting fixed joint through the matching of the gear and the rack, and the operation handle can realize the adjustment, so the structure is simple, and the operation is convenient; the limiting lock pin is arranged to prevent the lifting guardrail from automatically descending under the action of self weight, and the working stability of the structure is guaranteed.

The utility model also provides a platform truck, including foretell telescopic sliding platform, telescopic sliding platform sets up on the platform truck, telescopic sliding platform sets up the mode on the platform truck and divide into first mode and the second mode of setting.

Preferably in the above technical solution, the specific setting manner of the first setting manner is: the trolley comprises a middle upright post and two portal upright posts, the middle upright post is positioned between the two portal upright posts, sliding platform units are arranged between the middle upright post and the adjacent portal upright posts, and the sliding direction of each sliding platform unit is vertical to the length direction of the middle upright post or/and the portal upright post;

the second setting mode is specifically as follows: at least one group of sliding platform units are arranged between gantry beams of the trolley, and the sliding direction of the sliding platform units is the same as the length direction of the gantry beams;

and a bearing mounting seat in the sliding platform unit is arranged on a portal upright post, a middle upright post or a portal beam through a supporting seat.

The utility model discloses a be equipped with first setting mode and second setting mode on the platform truck, adopt different setting modes respectively according to the different positions of platform truck and user demand and can satisfy the demand of platform truck in actual construction.

In addition to the above-described objects, features and advantages, the present invention has other objects, features and advantages. The present invention will be described in further detail with reference to the drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification. In the drawings:

FIG. 1 is a plan view of a first embodiment of the present invention;

FIG. 2 is a front view of the first arrangement of FIG. 1;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

FIG. 4 is an enlarged view of a portion of FIG. 2 at B;

fig. 5 is a sectional view of the slide mechanism;

FIG. 6 is a schematic structural view of a second locking mechanism;

FIG. 7 is a schematic view of the construction of the lifting guardrail;

FIG. 8 is a cross-sectional view taken at C-C of FIG. 7;

FIG. 9 is a schematic structural view of a second arrangement;

FIG. 10 is a cross-sectional view taken at D-D of FIG. 9;

FIG. 11 is a schematic view of the structure and operation of a sliding platform according to the prior art;

the device comprises a door frame upright post, a middle upright post, a platform single body, a supporting seat, a bearing mounting seat, a sliding bearing, a sliding shaft, a locking pin, a transition platform, a connecting platform, a supporting seat, a bearing mounting seat, a sliding bearing, a sliding shaft, a sliding pin, a locking pin, a sliding platform, a transition platform, a sliding bearing, a sliding shaft, a sliding pin, a sliding bearing, a sliding rail, a sliding shaft, a sliding.

Detailed Description

The embodiments of the invention will be described in detail hereinafter with reference to the accompanying drawings, but the invention can be implemented in many different ways, which are defined and covered by the claims.

Example 1:

referring to fig. 1-10, a telescopic sliding platform comprises at least one group of sliding platform units, wherein each sliding platform unit comprises a platform single body 3 and two groups of sliding mechanisms, the two groups of sliding mechanisms are arranged in parallel, and the platform single bodies 3 are arranged on the two groups of sliding mechanisms to realize the reciprocating sliding of the platform single bodies 3;

the sliding mechanism comprises a bearing mounting seat 5, a sliding shaft 7 and at least one sliding bearing 6, wherein the sliding shaft 7 is fixedly arranged on the platform single body 3, the sliding bearings 6 are coaxially and fixedly arranged on the bearing mounting seat 5, and the sliding shaft 7 sequentially penetrates through the sliding bearings 6, so that the platform single body 3 slides relative to the bearing mounting seat 5.

Preferably, the sliding bearing is a flange type linear bearing, and the sliding shaft is a chromium-plated rod.

Referring to fig. 5, a plurality of slide bearings 6 are provided at intervals, and the set of slide mechanisms in this embodiment includes two slide bearings.

Referring to fig. 4, a transition platform 9 is arranged between adjacent sliding platform units, and the transition platform 9 is fixedly arranged on the bearing mounting seat 5 and is used for filling a gap between adjacent sliding platform units;

a connecting platform 10 is further arranged between the adjacent sliding platform units, the connecting platform 10 is connected with the two adjacent platform single bodies 3, and the synchronous sliding of the platform single bodies 3 is realized through the connecting platform 10.

The sliding shaft 7 is provided with protective covers 11 along the upper part and two sides of the length direction, the two ends of the sliding shaft 7 or/and the sliding bearing 6 are provided with vibration damping strips, preferably, the vibration damping strips are rubber vibration damping strips, and the protective covers refer to the prior art, so that the existing products can be directly purchased.

The telescopic sliding platform further comprises a locking mechanism, the locking mechanism is used for limiting the sliding of the platform single body 3, and the locking mechanism is a first locking mechanism or a second locking mechanism;

referring to fig. 5, the first locking mechanism includes a lock pin 8, the platform single body 3 and the sliding bearing 6 are both provided with a lock pin hole, the number of the lock pin holes on the platform single body 3 is at least one, and the lock pin 8 is inserted into the lock pin holes on the platform single body 3 and the sliding bearing 6 to realize limiting;

referring to fig. 6, the second locking mechanism includes a locking block 13.1 and a locking bolt 13.2, an adjustment gap and a shaft hole are arranged on the locking block 13.1, the adjustment gap is a gap for connecting the shaft hole, the adjustment of the size of the shaft hole is realized by changing the width of the adjustment gap, the locking block 13.1 is fixedly arranged on the platform single body 3 and sleeved on the sliding shaft 7 through the shaft hole, the acting force applied on the locking block is changed by loosening or tightening the locking bolt 13.2, and the adjustment of the width of the adjustment gap is realized, so that the locking block 13.1 can freely slide or be locked on the sliding shaft 7.

In this embodiment, the first locking mechanism is selected, and in order to prevent the lock pin from being lost, a chain, a rope, or the like may be used to connect the lock pin and the platform unit.

The sliding platform unit further comprises lifting type guardrails 12, and the lifting type guardrails 12 are arranged on the platform single bodies 3 and are positioned at the edges of the platform single bodies 3; the concrete setting condition of over-and-under type guardrail sets up according to actual in service behavior, generally sets up in the free outside of platform, simultaneously can also with in order to save the expense fixed guardrail combines to use among over-and-under type guardrail and the prior art.

The lifting guardrail 12 comprises an upper guardrail 12.1 and a lifting mechanism 12.2, the lifting mechanisms 12.2 connected with the platform single bodies 3 are arranged at two ends of the upper guardrail 12.1, and the upper guardrail 12.1 moves up and down through the lifting mechanisms 12.2;

the lifting guardrail 12 further comprises a side guardrail 12.3 with adjustable length, one end of the side guardrail 12.3 is connected with the upper guardrail 12.1, and the other end is connected with the lifting mechanism 12.2 or the platform single body 3.

Referring to fig. 8, the lifting mechanism 12.2 includes a lifting fixed joint and a lifting moving joint, the lifting moving joint is slidably disposed in the lifting fixed joint, a rack 12.4 is disposed on the lifting moving joint along the length direction, a handle 12.5 is disposed on the lifting fixed joint, a gear 12.6 engaged with the rack 12.4 is disposed on the handle 12.5, the gear 12.6 drives the rack 12.4 to move by rotating the handle 12.5, and the lifting moving joint extends or retracts relative to the lifting fixed joint;

the side guard rail 12.3 comprises a side guard rail fixing section and a side guard rail moving section, the side guard rail moving section is slidably arranged in the side guard rail fixing section to adjust the length of the side guard rail 12.3, and the specific structural arrangement of the side guard rail with adjustable length refers to the prior art, such as a telescopic rod in the prior art.

The side guardrail fixed knot and the fixed knot that goes up and down rotatable coupling, rotatable coupling between side guardrail motion festival and the last guardrail 12.1, the length of side guardrail 12.3 cooperates the high position of last guardrail 12.1 to change together, and rotatable coupling is preferably articulated.

Referring to fig. 7, the number of the side guardrails 12.3 is two, the two side guardrails 12.3 are crossed to form a scissors-type structure, and the two side guardrails 12.3 are hinged.

The lifting mechanism 12.2 further comprises a limiting lock pin, at least one limiting hole is formed in each of the lifting fixing joint and the lifting moving joint, and the lifting fixing joint and the lifting moving joint are limited through the matching of the limiting lock pin, the limiting hole in the lifting fixing joint and the limiting hole in the lifting moving joint.

The telescopic sliding platform further comprises a driving device, and the driving device is used for driving the platform single body 3 to slide relative to the sliding bearing 6. The driving device can be one of an oil cylinder, an air cylinder or a motor and a screw rod, and the specific arrangement mode can be set according to the practical application condition, and is not further described here.

The embodiment further provides a trolley, which comprises the telescopic sliding platform, the telescopic sliding platform is arranged on the trolley, and the arrangement mode of the telescopic sliding platform on the trolley is divided into a first arrangement mode and a second arrangement mode.

For the specific structure of the trolley, reference is made to the prior art and no further description is given here.

The first setting mode is specifically as follows: the trolley comprises a middle upright post 2 and two portal upright posts 1, wherein the middle upright post 2 is positioned between the two portal upright posts 1, sliding platform units are arranged between the middle upright post 2 and the adjacent portal upright posts 1, and the sliding direction of each sliding platform unit is vertical to the length direction of the middle upright post 2 or/and the portal upright posts;

the second setting mode is specifically as follows: at least one group of sliding platform units are arranged between gantry beams of the trolley, and the sliding direction of the sliding platform units is the same as the length direction of the gantry beams;

and a bearing mounting seat 5 in the sliding platform unit is arranged on a portal upright post, a middle upright post or a portal beam through a supporting seat 4.

In practical applications, a common piece of bearing mount 5 may be used at adjacent sliding platform units, see fig. 4, which may save material.

The structure of the bearing mounting seat 5 can be set according to different use conditions, and a plurality of sliding bearings 6 can be coaxially arranged, in the embodiment, the bearing mounting seat adopts an arm type structure with a certain length, such as a strip-shaped rod, when the bearing mounting seat is arranged on the portal stand column or the middle stand column, the length directions of the portal stand column and the middle stand column are perpendicular to each other, namely, the bearing mounting seat is arranged in a cantilever beam manner; for the gantry beam, the length direction of the bearing mounting seat should be arranged in the same direction as the length direction of the gantry beam.

The technical scheme of the embodiment is specifically as follows:

in the tunnel construction process, an operator can stand on the transition platform to adjust the position of the platform single body, and after the platform single body is adjusted in place, the operator can use the lock pin to limit the position; the height of over-and-under type guardrail is adjusted according to actual conditions to the operating personnel, adjusts to use spacing lockpin to carry out spacingly after target in place, can carry out subsequent construction.

Use the technical scheme of the utility model, the effect is:

the utility model discloses a telescopic sliding platform uses sliding shaft and slide bearing's cooperation to carry out the platform and slides, does not deposit the jamming phenomenon, is individual layer platform for prior art, does not have the ladder, and the operation personnel are safer on the platform, prevent the condition that the tumble.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A telescopic sliding platform is characterized by comprising at least one group of sliding platform units, wherein each sliding platform unit comprises a platform single body (3) and two groups of sliding mechanisms, the two groups of sliding mechanisms are arranged in parallel, and the platform single bodies (3) are arranged on the two groups of sliding mechanisms to realize the reciprocating sliding of the platform single bodies (3);

the sliding mechanism comprises a bearing mounting seat (5), a sliding shaft (7) and at least one sliding bearing (6), wherein the sliding shaft (7) is fixedly arranged on the platform single body (3), a plurality of sliding bearings (6) are fixedly arranged on the bearing mounting seat (5) in a coaxial line, and the sliding shaft (7) sequentially penetrates through the sliding bearings (6), so that the sliding of the platform single body (3) relative to the bearing mounting seat (5) is realized.

2. The telescopic sliding platform according to claim 1, wherein a transition platform (9) is provided between adjacent sliding platform units, the transition platform (9) is fixedly provided on the bearing mount (5) and is used for filling a gap between adjacent sliding platform units;

a connecting platform (10) is further arranged between the adjacent sliding platform units, the connecting platform (10) is connected with the two adjacent platform single bodies (3), and the multiple platform single bodies (3) can slide synchronously through the connecting platform (10).

3. The telescopic sliding platform according to claim 2, wherein the sliding shaft (7) is provided with protective covers (11) along the upper and two sides of the length direction, and damping strips are arranged on two ends of the sliding shaft (7) or/and the sliding bearing (6).

4. The telescopic sliding platform of claim 3, further comprising a locking mechanism for limiting the sliding of the platform single body (3), wherein the locking mechanism is a first locking mechanism or a second locking mechanism;

the first locking mechanism comprises a locking pin (8), the platform single body (3) and the sliding bearing (6) are respectively provided with a locking pin hole, the number of the locking pin holes on the platform single body (3) is at least one, and the locking pin (8) is inserted into the locking pin holes on the platform single body (3) and the sliding bearing (6) to realize limiting;

the second locking mechanism comprises a locking block (13.1) and a locking bolt (13.2), an adjusting gap and a shaft hole are formed in the locking block (13.1), the adjusting gap is a gap for connecting the shaft hole, the adjustment of the size of the shaft hole is realized by changing the width of the adjusting gap, the locking block (13.1) is fixedly arranged on the platform monomer (3) and is sleeved on the sliding shaft (7) through the shaft hole, the acting force applied to the locking block is changed by loosening or tightening the locking bolt (13.2), and the width of the adjusting gap is adjusted, so that the locking block (13.1) can freely slide or be locked on the sliding shaft (7).

5. The telescopic sliding platform of claim 4, wherein the sliding platform unit further comprises a lifting guardrail (12), the lifting guardrail (12) is arranged on the platform single body (3) and is positioned at the edge of the platform single body (3);

the lifting guardrail (12) comprises an upper guardrail (12.1) and a lifting mechanism (12.2), the lifting mechanism (12.2) connected with the platform single body (3) is arranged at each of two ends of the upper guardrail (12.1), and the upper guardrail (12.1) moves up and down through the lifting mechanism (12.2);

the lifting guardrail (12) further comprises a side guardrail (12.3) with adjustable length, one end of the side guardrail (12.3) is connected with the upper guardrail (12.1), and the other end of the side guardrail is connected with the lifting mechanism (12.2) or the platform single body (3).

6. The telescopic sliding platform according to claim 5, wherein the lifting mechanism (12.2) comprises a lifting fixed joint and a lifting moving joint, the lifting moving joint is slidably arranged in the lifting fixed joint, a rack (12.4) is arranged on the lifting moving joint along the length direction, a handle (12.5) is arranged on the lifting fixed joint, a gear (12.6) which is meshed with the rack (12.4) is arranged on the handle (12.5), and the rack (12.4) is driven by the gear (12.6) to move by rotating the handle (12.5), so that the lifting moving joint extends or retracts relative to the lifting fixed joint;

the side guardrail (12.3) comprises a side guardrail fixing section and a side guardrail moving section, the side guardrail moving section is slidably arranged in the side guardrail fixing section to adjust the length of the side guardrail (12.3), the side guardrail fixing section is rotatably connected with the lifting fixing section, the side guardrail moving section is rotatably connected with the upper guardrail (12.1), and the length of the side guardrail (12.3) is matched with the height position of the upper guardrail (12.1) to change;

the number of the side guardrails (12.3) is two, and the two side guardrails (12.3) are crossed to form a scissor-type structure.

7. The telescopic sliding platform of claim 6, wherein the lifting mechanism (12.2) further comprises a limiting lock pin, at least one limiting hole is formed in each of the lifting fixed joint and the lifting moving joint, and the limiting of the lifting fixed joint and the lifting moving joint is realized by the matching of the limiting lock pin with the limiting hole in the lifting fixed joint and the limiting hole in the lifting moving joint.

8. The telescopic sliding platform according to claim 7, further comprising driving means for driving the sliding of the platform cell (3) with respect to the sliding bearing (6).

9. A trolley, comprising a telescopic sliding platform according to any one of claims 1 to 8, wherein the telescopic sliding platform is arranged on the trolley, and the arrangement mode of the telescopic sliding platform on the trolley is divided into a first arrangement mode and a second arrangement mode.

10. The trolley according to claim 9, wherein the first setting mode is specifically: the trolley comprises a middle upright post (2) and two portal upright posts (1), wherein the middle upright post (2) is positioned between the two portal upright posts (1), sliding platform units are arranged between the middle upright post (2) and the adjacent portal upright posts (1), and the sliding directions of the sliding platform units are vertical to the length directions of the middle upright post (2) or/and the portal upright posts;

the second setting mode is specifically as follows: at least one group of sliding platform units are arranged between gantry beams of the trolley, and the sliding direction of the sliding platform units is the same as the length direction of the gantry beams;

and a bearing mounting seat (5) in the sliding platform unit is arranged on a portal upright post, a middle upright post or a portal beam through a supporting seat (4).

Images