CN218320603U - Unpowered lifting trolley - Google Patents
Unpowered lifting trolley Download PDFInfo
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- CN218320603U CN218320603U CN202222887696.7U CN202222887696U CN218320603U CN 218320603 U CN218320603 U CN 218320603U CN 202222887696 U CN202222887696 U CN 202222887696U CN 218320603 U CN218320603 U CN 218320603U
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- support frame
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Abstract
The utility model discloses an unpowered lifting trolley, which comprises a frame, an object stage, a support frame, a push rod and a balancer, wherein the frame comprises a bottom frame and two vertical frames respectively connected with the two sides of the bottom frame; the objective table is arranged on the vertical frame in a lifting way; the supporting frame can be switched between a folded state and an upright state, the top end of the supporting frame is hinged to the bottom of the objective table, and the bottom end of the supporting frame is used for being in sliding contact fit with the bottom frame; the push rod is arranged at the bottom end of one of the vertical frames and is used for pushing the bottom end of the support frame; the balancer is arranged at the top end of the vertical frame, and a hanging piece of the balancer is connected with the objective table. The utility model discloses a balancer that need not the electrodynamic force draws to rise to the objective table, makes the objective table automatic decline through the gravity of waiting to transport the material, need not electricity as power, practices thrift electric power, need not extra flow, improves conveying efficiency, adopts balancer simple structure stable simultaneously, cushions through the support frame and also makes the objective table decline in-process more stable can not damage.
Description
Technical Field
The utility model relates to a workshop transportation equipment technical field especially relates to an unpowered lifting trolley.
Background
In the workshop transportation process, need to transmit the material of waiting to transport on the goods shelves of upper strata to lower floor's goods shelves, consequently need use the platform truck that has raising and lowering functions to the material of waiting to transport of upper goods shelves, the material of waiting to transport of upper goods shelves is carried to the back on the plummer of platform truck, and the plummer descends to the height of lower floor's goods shelves, will wait to transport the material and remove to lower floor's goods shelves.
The platform truck plummer bottom of prior art does not have bearing structure, easily leads to damaging or unstable because of the impact force when the plummer descends, needs electric structure pulling plummer when the plummer goes up simultaneously usually, like electric block etc. rises at every turn and need start through switch or remote controller control electric structure, again draws and rises, has increased the flow when extravagant electric power, leads to the conveying efficiency low.
SUMMERY OF THE UTILITY MODEL
A primary object of the utility model is to provide an unpowered lifting trolley aims at solving current platform truck plummer below and does not have bearing structure, and the decline in-process is unstable easily or damage to and rise through the electronic structure pulling, the problem that conveying efficiency is low when extravagant electric power.
In order to achieve the above object, the utility model provides an unpowered elevating platform truck, include:
the lifting device comprises a rack, a lifting mechanism and a lifting mechanism, wherein the rack comprises an underframe and two vertical frames which are respectively connected to two sides of the underframe, and the underframe and the two vertical frames enclose a lifting space;
the object stage is used for placing materials to be transported, and is arranged on the vertical frame in a lifting manner and positioned in the lifting space;
the supporting frame can be switched between a folded state and an upright state, the top end of the supporting frame is hinged to the bottom of the objective table, and the bottom end of the supporting frame is used for being in sliding contact fit with the underframe;
the push rod is arranged at the bottom end of one of the stand frames and used for pushing the bottom end of the support frame to horizontally move relative to the top end of the support frame in the direction away from the push rod, so that the objective table descends in the lifting space and presses the support frame downwards to the folded state;
the balancer is installed at the top end of the vertical frame, a suspension part of the balancer is connected with the object stage to drive the object stage to ascend in the ascending and descending space, and the bottom end of the support frame moves horizontally relative to the top end of the support frame towards the direction close to the push rod, so that the support frame ascends to the vertical state.
Preferably, the supporting frame comprises a connecting rod and two supporting rods, the two supporting rods are arranged at intervals along a first horizontal direction, the connecting rod is horizontally arranged and hinged between the two supporting rods, the top ends of the supporting rods are hinged to the bottom of the objective table, a sliding rail is arranged on the underframe, and a first pulley which is in sliding contact fit with the sliding rail is arranged at the bottom end of each supporting rod;
the push rod is used for pushing the bottom end of one support rod arranged close to the push rod to horizontally move relative to the top end of the support rod towards the direction far away from the push rod, so that the object stage descends in the lifting space and presses the two support rods downwards until the support frame is in the folded state;
the two support rods are used for horizontally moving towards the direction close to the push rod when the balancer drives the object stage to ascend in the lifting space, so that the two support rods ascend to the support frame and are in the vertical state.
Preferably, each the grudging post includes the stand, the stand is vertical to be installed on the chassis, the objective table is followed the both sides of first horizontal direction all are provided with two assembly pulleys, two the assembly pulley respectively correspond set up rather than the homonymy setting the stand is followed the both sides of second horizontal direction, the second horizontal direction with first horizontal direction is perpendicular, each the assembly pulley includes a plurality of second pulleys that set up along vertical direction interval, the second pulley with correspond the stand sliding contact cooperation, and each the periphery of second pulley is formed with and supplies the correspondence the recess that the stand stretched into.
Preferably, the objective table is provided with along the one end of second horizontal direction be used for with place in on the objective table the protection frame of waiting to transport the material butt, the other end is formed with the confession wait to transport the material and pass through the business turn over material mouth.
Preferably, the objective table comprises a table body and a table top plate, the table body is provided with the protection frame along one end in the second horizontal direction, the table top plate is installed above the table body and hinged to the table body, and the table top plate is close to the bottom of one end of the material inlet and outlet and is provided with an elastic part between the table body and the table top plate.
Preferably, a plurality of guide rails are arranged on the object stage at intervals along the first direction, each guide rail extends along the second horizontal direction, each guide rail is provided with a plurality of rollers along the extending direction, each roller is rotatably connected with the guide rail, and the upper surface of each roller is higher than the upper surface of the guide rail.
Preferably, the two ends of the push rod are respectively an action end for pushing the support frame and a free end located outside the lifting space, a through hole communicated to the lifting space is formed in the bottom end of one of the vertical frames, and the push rod penetrates through the through hole and is in sliding contact fit with the through hole.
Preferably, the free end is provided with a pedal perpendicular to the push rod, and the pedal is used for abutting against the corresponding stand.
Preferably, a limit box is arranged on one side, facing the lifting space, of the stand corresponding to the push rod, two limit holes are formed in the limit box at intervals along the sliding direction of the support frame, and the push rod penetrates through the two limit holes in a sliding manner.
Preferably, a return spring is arranged in the limit box, one end of the return spring is connected with the inner wall of the limit box, and the other end of the return spring is connected with the acting end.
The technical scheme of the utility model, install on the grudging post with the objective table liftable, make and wait to transport the material and can shift between upper and lower floor's goods shelves, it places before the objective table to wait to transport the material, the support frame is in upright state, it places the back on the objective table to wait to transport the material, the objective table reaches the pulling force that the weight of waiting to transport the material is greater than the equalizer, the objective table descends behind support frame and chassis butt, the support frame supports the objective table, form balance, promote the push rod this moment, the bottom of support frame is to the direction horizontal migration who keeps away from the push rod, the support frame loses balance, change to fold condition from upright state, the support frame plays the support firm effect to the objective table, until moving down to the support frame and being in fold condition, the height of objective table is unanimous with lower floor's goods shelf this moment, it removes to wait to transport the material to lower floor's goods shelves simultaneously, it is tak away from the equalizer pulling force to wait to transport the material, objective table and support frame are pulled up by the equalizer, the bottom of push rod slides towards the direction of support frame, change to upright state from fold condition, it is unsettled state to restore to upright state, and to continue rising along with the chassis height of the same, this moment, it is unsettled chassis separation to be the same. The utility model discloses a need not electrodynamic force's equalizer and drawing high to the objective table, gravity through waiting to transport the material makes the objective table automatic decline, and the rethread support frame supports the buffering to the objective table, need not electricity as power, practices thrift electric power, adopts equalizer simple structure stable simultaneously, need not extra control flow, has improved the conveying efficiency, supports the buffering through the support frame and also makes the objective table decline in-process more stable can not damage.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic structural view of an unpowered lifting trolley according to an embodiment of the present invention in an initial state;
fig. 2 is a schematic structural view of the supporting frame of the unpowered lifting trolley according to an embodiment of the present invention in a state of supporting the object stage;
fig. 3 is a schematic structural view illustrating a state in which the push rod of the unpowered lifting trolley pushes the support frame according to an embodiment of the present invention;
fig. 4 is a schematic structural view of the support frame of the unpowered lifting trolley according to an embodiment of the present invention in a folded state;
fig. 5 is a schematic side view of an unpowered lifting trolley according to an embodiment of the present invention.
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name(s) |
| 1 | |
26 | |
| 10 | |
27 | |
| 11 | |
30 | Supporting |
| 111 | |
31 | Connecting |
| 12 | |
32 | Support rod |
| 121 | Upright post | 33 | |
| 13 | |
40 | Push rod |
| 20 | |
41 | Pedal |
| 21 | Pulley |
42 | Acting |
| 22 | |
43 | |
| 23 | |
44 | |
| 24 | Feed and |
50 | |
| 25 | Bench body |
The purpose of the present invention is to provide a novel and improved method and apparatus for operating a computer.
Detailed Description
The technical solutions in the embodiments will be described clearly and completely with reference to the drawings in the embodiments, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as up, down, left, right, front, and back … …) in the present embodiment are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the figure), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be interconnected within two elements or in a relationship where two elements interact with each other unless otherwise specifically limited. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In addition, the technical solutions of the embodiments of the present invention can be combined with each other, but it is necessary to use a person skilled in the art to realize the basis, and when the technical solutions are combined and contradictory to each other or cannot be realized, the combination of the technical solutions should not exist, and is not within the protection scope of the present invention. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The present invention is described in the directions of "up", "down", "front", "back", "left", "right", etc. with reference to the directions shown in fig. 1 and 4, and is only used to explain the relative positional relationship between the respective components in the postures shown in fig. 1 and 4, and if the specific posture is changed, the directional indication is correspondingly changed accordingly.
The utility model provides an unpowered lifting trolley 1.
As shown in fig. 1 and 2, the unpowered lifting trolley 1 of the present embodiment includes a frame 10, an object stage 20, a supporting frame 30, a pushing rod 40 and a balancer 50, wherein the frame 10 includes a bottom frame 11 and two vertical frames 12 respectively connected to two sides of the bottom frame 11, and the bottom frame 11 and the two vertical frames 12 enclose a lifting space 13; the object stage 20 is used for placing materials to be transported, and the object stage 20 is arranged on the vertical frame 12 in a lifting manner and is positioned in the lifting space 13; the supporting frame 30 can be switched between a folded state and an upright state, the top end of the supporting frame 30 is hinged to the bottom of the objective table 20, and the bottom end of the supporting frame 30 is used for being in sliding contact fit with the bottom frame 11; a push rod 40 is installed at the bottom end of one of the stands 12, and the push rod 40 is used for pushing the bottom end of the support frame 30 to move horizontally relative to the top end thereof in a direction away from the push rod 40, so that the object stage 20 descends in the lifting space 13 and presses the support frame 30 downwards to a folded state; the balancer 50 is installed at the top end of the upright 12, and a suspension part of the balancer 50 is connected to the object stage 20 to drive the object stage 20 to ascend in the ascending and descending space 13, and to enable the bottom end of the supporting frame 30 to horizontally move towards the direction close to the push rod 40 relative to the top end thereof, so as to enable the supporting frame 30 to ascend to an upright state.
As shown in the orientation of fig. 1, the stands 12 are connected to the left and right sides of the base frame 11, two balancers 50 are preferably provided at the top ends of the two stands 12 on the left and right sides, respectively, the push rod 40 is located at the bottom end of the stand 12 on the right side and pushes the bottom end of the stand to move leftward, and the left and right sides of the stage 20 are slidably connected to the stands 12 and move up and down in the up-down direction in the elevating space 13.
The technical scheme of the utility model, install on grudging post 12 objective table 20 liftable, make and wait to transport the material and can shift between upper and lower floor's goods shelves, it places before objective table 20 to wait to transport the material, support frame 30 is in upright state, it places the back on objective table 20 to wait to transport the material, objective table 20 and the weight of waiting to transport the material are greater than the pulling force of balancer 50, objective table 20 descends to behind support frame 30 and chassis 11 butt, support frame 30 holds objective table 20, form balance, the operation personnel are for promoting push rod 40 this moment, the bottom of support frame 30 is to the direction horizontal migration who keeps away from push rod 40, support frame 30 loses balance, change to fold condition from upright state, objective table 20 continues to move down, support frame 30 plays the support firm effect to objective table 20, it is in fold condition to move down to support frame 30 until moving down, the height of objective table 20 is unanimous with lower floor's goods shelf at this moment, can be with waiting to transport the material and move to lower floor's goods shelf, treat simultaneously that transport the material takes away from behind, the weight of objective table 20 is less than the weight of balancer 50, objective table 20 and support frame 20 is pulled up by balancer 50, the direction of push rod 40, it is the direction of the same with the direction of upright state of goods shelf, it sets up to resume the same height of upright state, it is unsettled shelf, it is unsettled layer to set up along with the chassis, it is unsettled layer to stand up with the upright support frame 20, it is unsettled height of upright state, it is unsettled, it is the upright state, it is unsettled layer to resume this moment, it is the same. The utility model discloses a balancer 50 that need not electrodynamic force draws high to objective table 20, treat that the transported substance removes the automatic objective table that draws high in back from the objective table, need not to pass through controller or control button control, reduce the flow, the improvement efficiency, through artificial promotion push rod 40, support frame 30 loses balance, the gravity of treating the transported substance makes objective table 20 automatic decline, rethread support frame 30 supports the buffering to objective table 20, need not electricity as power, practice thrift electric power, adopt balancer 50 simple structure stable simultaneously, it also makes objective table 20 decline in-process more stable can not damage to support the buffering through support frame 30.
In an embodiment, the supporting frame 30 includes a connecting rod 31 and two supporting rods 32, the two supporting rods 32 are arranged at intervals along a first horizontal direction, the connecting rod 31 is horizontally arranged and hinged between the two supporting rods 32, the top ends of the supporting rods 32 are hinged to the bottom of the objective table 20, the bottom ends of the supporting rods 32 are provided with pulleys for being in sliding contact with and matched with the underframe 11, and the underframe 11 is provided with a first sliding rail 111 for being in sliding contact with and matched with the pulleys; the push rod 40 is used for pushing the bottom end of one support rod 32 arranged close to the push rod 40 to horizontally move relative to the top end of the support rod in the direction away from the push rod 40, so that the object stage 20 descends in the lifting space 13 and presses the two support rods 32 downwards until the support frame 30 is in a folded state; the two support rods 32 are used for moving horizontally towards the direction close to the push rod 40 when the balancer 50 drives the object stage 20 to ascend in the ascending and descending space 13, so that the two support rods 32 ascend to the support frame 30 to be in an upright state. When the supporting frame 30 contacts with the bottom frame 11, the two supporting rods 32, the bottom surface of the bearing platform and the bottom frame 11 form a parallelogram, and when the supporting frame 30 is in an upright state, the two supporting rods 32, the bottom surface of the bearing platform and the bottom frame 11 form a rectangle. Form parallelogram structure through bracing piece 32 and connecting rod 31 and support objective table 20, when support frame 30 compresses to fold condition, bracing piece 32 can't continue to incline, and the height of objective table 20 is the same with lower floor's goods shelves this moment, can transfer the material of waiting to transport to lower floor's goods shelves. Support and cushion objective table 20 through bracing piece 32 and connecting rod 31, because it forms the parallelogram structure, can recover automatically after the buffering, through set up first pulley 33 in the bottom of bracing piece 32, set up on chassis 11 with first pulley 33 sliding contact complex slide rail 111 for the conversion of support frame 30 between fold condition and the state of standing vertically is more smooth.
It is understood that the first horizontal direction is a left-right direction and the second horizontal direction is a front-rear direction.
Further, each grudging post 12 includes stand 121, stand 121 is vertical to be installed on chassis 11, objective table 20 all is provided with two assembly pulley 21 along the both sides of first horizontal direction, two assembly pulley 21 correspond respectively and set up in the both sides of stand 121 along the second horizontal direction rather than the homonymy setting, the second horizontal direction is perpendicular with first horizontal direction, each assembly pulley 21 includes a plurality of second pulleys 22 that set up along vertical direction interval, second pulley 22 cooperates with the stand 121 sliding contact that corresponds, and the periphery of each second pulley 22 is formed with the recess that the stand 121 that supplies to correspond stretched into. The periphery of pulley sets up stand 121 that the recess confession corresponds and stretches into to with stand 121 sliding contact cooperation on the grudging post 12, prevent that objective table 20 from removing in left right direction, prevention objective table 20 drops on left right direction, simultaneously through the sliding contact cooperation of second pulley 22 with stand 121, make objective table 20's lift more in the same direction as smooth, thereby improve the conveying efficiency who treats the transportation material. It will be appreciated that the second pulley 22 is a grooved pulley of the prior art.
In an embodiment, one end of the object stage 20 along the second horizontal direction is provided with a protective frame 23 for abutting against the material to be transported, and the other end is formed with a material inlet/outlet 24 for passing the material to be transported. The one end of objective table 20 towards the goods shelves sets up into discharge gate 24, and the one end of keeping away from the goods shelves sets up protection frame 23, prevents that the bag transportation material from dropping from objective table 20, has improved the security.
In one embodiment, the stage 20 includes a stage body 25 and a table top, the protective frame 23 is disposed at one end of the stage body 25 along the second horizontal direction, the table top is installed above the stage body 25 and hinged to the stage body 25, and an elastic member is disposed between the bottom of the stage top near one end of the material inlet/outlet 24 and the stage body 25. After objective table 20 descends to the height of lower floor's goods shelves, the operation personnel with bag transportation material from business turn over material mouth 24 release to lower floor's goods shelves, treat when transporting the material and moving to the deck plate and be close to the one end of business turn over material mouth 24, because focus skew and deck plate are articulated with platform body 25, the deck plate sets up downwards towards lower floor's goods shelves slope, is convenient for treat that the transportation material moves to lower floor's goods shelves.
In one embodiment, the stage 20 has a plurality of rails spaced apart along a first horizontal direction, each rail extends along a second horizontal direction, each rail has a plurality of rollers 27 extending along the rails, each roller 27 is rotatably connected to the rail, and the upper surface of the roller 27 is higher than the upper surface of the rail. Through set up the pulley on objective table 20, reduce the frictional force when treating the transportation material and remove, and then improve conveying efficiency.
In one embodiment, the push rod 40 includes an acting end 42 for pushing the supporting frame 30 and a free end 43 located outside the lifting space 13, wherein a through hole communicated with the lifting space 13 is opened at the bottom end of one of the stands 12, and the push rod 40 is inserted through the through hole and slidably engaged with the through hole. The free end 43 of the push rod 40 protrudes from the lifting space 13, so that the operator can easily push the push rod 40, thereby converting the support frame 30 into the folded state.
In one embodiment, the free end 43 is provided with a pedal 41 perpendicular to the push rod 40, the pedal 41 being adapted to abut the stand 12. The pedal 41 is provided at the free end 43, increasing the contact area between the operator and the push rod 40, further simplifying the use of the push rod 40.
In an embodiment, a limit box 44 is disposed on one side of the stand 12 facing the lifting space 13, two limit holes are disposed at intervals in the limit box 44 along the sliding direction of the supporting frame 30, and the push rod slidably penetrates through the two limit holes. Two spacing pore pairs push rod 40 that spacing case 44 interval set up play limiting displacement for push rod 40's activity direction is towards the bottom of support frame 30 all the time, prevents that push rod 40 from deviating from leading to unable promotion support frame 30.
In one embodiment, a return spring is disposed within the retention box 44, with one end connected to the inner wall of the retention box 44 and the other end connected to the actuation end 42. A return spring is arranged in the limit box 44, so that the push rod 40 automatically returns to the initial position after pushing the support frame 30, and the next use is facilitated.
The above is only the preferred embodiment of the present invention, and not the scope of the present invention, all the equivalent structures or equivalent flow changes made by the contents of the specification and the drawings or the direct or indirect application in other related technical fields are included in the patent protection scope of the present invention.
Claims (10)
1. An unpowered lifting trolley, comprising:
the lifting device comprises a rack, a lifting mechanism and a lifting mechanism, wherein the rack comprises an underframe and two vertical frames which are respectively connected to two sides of the underframe, and a lifting space is enclosed by the underframe and the two vertical frames;
the object stage is used for placing materials to be transported, and is arranged on the vertical frame in a lifting manner and positioned in the lifting space;
the supporting frame can be switched between a folded state and an upright state, the top end of the supporting frame is hinged to the bottom of the objective table, and the bottom end of the supporting frame is used for being in sliding contact fit with the underframe;
the push rod is arranged at the bottom end of one of the stand frames and used for pushing the bottom end of the support frame to horizontally move relative to the top end of the support frame in the direction away from the push rod, so that the objective table descends in the lifting space and presses the support frame downwards to the folded state;
the balancer is installed at the top end of the vertical frame, a hanging piece of the balancer is connected with the object stage to drive the object stage to ascend in the ascending and descending space, and the bottom end of the support frame horizontally moves towards the direction close to the push rod relative to the top end of the support frame, so that the support frame ascends to the vertical state.
2. The lifting trolley according to claim 1, wherein the support frame comprises a connecting rod and two support rods, the two support rods are arranged at intervals along a first horizontal direction, the connecting rod is horizontally arranged and hinged between the two support rods, the top ends of the support rods are hinged to the bottom of the objective table, a sliding rail is arranged on the underframe, and the bottom ends of the support rods are provided with first pulleys matched with the sliding rail in a sliding contact manner;
the push rod is used for pushing the bottom end of one support rod arranged close to the push rod to horizontally move relative to the top end of the support rod towards the direction far away from the push rod, so that the objective table descends in the lifting space and presses the two support rods downwards until the support frame is in the folded state;
the two support rods are used for horizontally moving towards the direction close to the push rod when the balancer drives the objective table to ascend in the lifting space, so that the two support rods ascend to the support frame and are in the vertical state.
3. The lift trolley according to claim 2, wherein each of the stands includes a vertical column vertically mounted on the bottom frame, the carrier is provided with two pulley blocks on two sides of the first horizontal direction, the two pulley blocks are respectively correspondingly provided on two sides of the vertical column on the same side of the carrier along a second horizontal direction perpendicular to the first horizontal direction, each pulley block includes a plurality of second pulleys spaced apart from each other in the vertical direction, the second pulleys are in sliding contact with the corresponding vertical columns, and a groove is formed on the outer periphery of each second pulley for the corresponding vertical column to extend into.
4. The lifting trolley according to claim 3, wherein one end of the loading platform along the second horizontal direction is provided with a protective frame for abutting against the material to be transported placed on the loading platform, and the other end is provided with a feeding and discharging port for the material to be transported to pass through.
5. The lift trolley according to claim 4, wherein the carrier comprises a body and a platform, the body is provided with the protection frame at one end along the second horizontal direction, the platform is mounted above the body and hinged to the body, and an elastic member is disposed between a bottom of the platform near one end of the material inlet/outlet and the body.
6. The lift trolley of claim 5 wherein the carrier has a plurality of rails spaced apart along the first horizontal direction, each rail extending along the second horizontal direction, each rail having a plurality of rollers disposed along the direction of extension, each roller being rotatably coupled to the rail and having an upper surface that is higher than an upper surface of the rail.
7. The lifting trolley according to any one of claims 1 to 6, wherein two ends of the push rod are respectively an acting end for pushing the support frame and a free end located outside the lifting space, a through hole communicated to the lifting space is formed at the bottom end of one of the uprights, and the push rod is inserted into the through hole and is in sliding contact with and matched with the through hole.
8. The lift trolley of claim 7 wherein the free end is provided with a pedal perpendicular to the push rod for abutment with the corresponding stand.
9. The lifting trolley according to claim 7, wherein a limit box is disposed on a side of the vertical frame facing the lifting space, the limit box having two limit holes spaced apart along a sliding direction of the support frame, and the push rod slidably penetrates through the two limit holes.
10. The lifting trolley according to claim 9 wherein a return spring is disposed within the limit box, one end of the return spring being connected to an inner wall of the limit box and the other end being connected to the action end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222887696.7U CN218320603U (en) | 2022-10-31 | 2022-10-31 | Unpowered lifting trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222887696.7U CN218320603U (en) | 2022-10-31 | 2022-10-31 | Unpowered lifting trolley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218320603U true CN218320603U (en) | 2023-01-17 |
Family
ID=84827663
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222887696.7U Active CN218320603U (en) | 2022-10-31 | 2022-10-31 | Unpowered lifting trolley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218320603U (en) |
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2022
- 2022-10-31 CN CN202222887696.7U patent/CN218320603U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |