CN211232085U

CN211232085U - Movable trolley frame

Info

Publication number: CN211232085U
Application number: CN201921972932.7U
Authority: CN
Inventors: 孙礼芳; 赵华伦
Original assignee: Nanjing Zhongci Precision Manufacturing Co ltd
Current assignee: Anhui REM Industrial System Co.,Ltd.
Priority date: 2019-11-15
Filing date: 2019-11-15
Publication date: 2020-08-11
Anticipated expiration: 2029-11-15

Abstract

The utility model discloses a movable trolley frame, which comprises a base, wherein four corners of the top of the base are fixedly connected with stand columns, the top of each stand column is fixedly connected with a first top beam, the number of the first top beams is two, one side of the two first top beams opposite to each other is fixedly connected with a second top beam, the number of the second top beams is two, and one side of the two stand columns opposite to each other is fixedly connected with a fixed rod; the utility model discloses an elevation structure in the box inner chamber provides power, and then drive connecting rod and backup pad through the fixed plate and carry out the descending motion, two backup pads are under the effect of connecting plate, drive shock-absorbing structure downstream simultaneously, support the base, the good effect of stability has been reached, make this movable trolley frame in the reality use, can go on the trolley frame at any time, the stability of trolley frame has been improved, it is extremely poor to have solved current movable trolley frame stability in the use, the problem that inconvenient user used.

Description

Movable trolley frame

Technical Field

The utility model relates to a platform truck technical field specifically is a movable platform truck frame.

Background

The trolley is mainly used for pouring concrete in tunnels, diversion tunnels and secondary linings, is of a traversing structure and a needle beam structure, mainly comprises a portal frame and templates, mainly bears the weight of the portal frame, and the templates are designed according to the shapes of the tunnels.

The movable trolley frame is an important component in the field of trolley frames, in order to improve the flexibility of the trolley frame, a roller structure needs to be added to the bottom of the existing movable trolley frame, the roller structure is easy to slide by external force in the actual use process, the stability of the existing movable trolley frame in the use process is extremely poor, an inconvenient user uses the movable trolley frame, and the practicability of the movable trolley frame is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a movable trolley frame possesses the good advantage of stability, has solved current movable trolley frame and has had the problem that stability is extremely poor in the use, inconvenient user uses.

In order to achieve the above object, the utility model provides a following technical scheme: a movable trolley frame comprises a base, wherein four corners of the top of the base are fixedly connected with stand columns, top parts of the stand columns are fixedly connected with a first top beam, the number of the first top beams is two, one side of the two first top beams, which is opposite to the first top beam, is fixedly connected with a second top beam, the number of the second top beam is two, one side of the two stand columns, which is opposite to the first top beam, is fixedly connected with fixing rods, the number of the fixing rods is not less than five, four corners of the bottom of the base are fixedly connected with roller structures, the center of the bottom of the base is fixedly connected with a box body, the bottom of an inner cavity of the box body is provided with a lifting structure, two sides of the lifting structure are fixedly connected with fixing plates, front sides and rear sides of the fixing plates are fixedly connected with connecting rods, one sides of the connecting rods, the two supporting plates are fixedly connected with a connecting plate on the opposite side, and the bottom of each supporting plate is fixedly connected with a damping structure.

Preferably, the roller structure comprises a fixed part positioned at four corners of the bottom of the base, the fixed bottom is rotatably connected with a roller frame through a bearing, and an inner cavity of the roller frame is movably connected with a roller.

Preferably, elevation structure includes the motor that is located box inner chamber bottom, the output shaft fixedly connected with gear of motor is first, box inner chamber's bottom has the threaded rod through bearing swing joint, the surperficial threaded connection of threaded rod has the thread bush, the top fixedly connected with gear two of threaded rod, gear two meshes with gear one mutually, the fixed surface of thread bush is connected with the lifter plate, the both sides of lifter plate all with fixed plate fixed connection.

Preferably, shock-absorbing structure includes the support base that is located the backup pad bottom, the top of supporting the base inner chamber is run through and is provided with the support column, the bottom of support column is seted up flutedly, the inner chamber fixedly connected with damping spring of recess, the solid fixed ring of bottom fixedly connected with of supporting the base inner chamber, damping spring's bottom and support base fixed connection.

Preferably, the bottom of the supporting base is fixedly connected with a fixed seat, and the bottom of the fixed seat is provided with anti-skid lines.

Preferably, the limiting grooves are formed in two sides of the inner cavity of the supporting base, the inner cavity of each limiting groove is movably connected with a limiting block, and one side, far away from the limiting grooves, of each limiting block is fixedly connected with the supporting columns.

Preferably, the surface of the threaded rod is sleeved with a baffle, and the baffle is circular.

Preferably, the top of the base is provided with a placing groove, and the surface of the placing groove is smooth.

Preferably, the two fixing bars located at the left and right sides are both S-shaped.

Preferably, the axis of the first gear and the axis of the second gear are on the same horizontal line.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses an elevation structure in the box inner chamber provides power, and then drive connecting rod and backup pad through the fixed plate and carry out the descending motion, two backup pads are under the effect of connecting plate, drive shock-absorbing structure downstream simultaneously, support the base, the good effect of stability has been reached, make this movable trolley frame in the reality use, can go on the trolley frame at any time, the stability of trolley frame has been improved, it is extremely poor to have solved current movable trolley frame stability in the use, the problem that inconvenient user used.

2. The utility model discloses a friction between base and the ground has been reduced by a wide margin in the setting of gyro wheel structure, has improved the flexibility of bogie frame, through elevation structure's setting, can provide power take off to the bogie frame, has played the effect that drives the fixed plate and go up and down.

3. The utility model discloses a shock-absorbing structure's setting has played the support, and the effect of shock attenuation and buffering has improved the stability of bogie frame by a wide margin, through the setting of fixing base, has improved frictional force and area of contact between shock-absorbing structure and the ground, has improved shock-absorbing structure's stability.

4. The utility model discloses a cooperation of spacing groove and stopper is used, has played the effect of carrying on spacing and direction to the support column, has improved the stability when the support column slides.

5. The utility model discloses a setting of baffle can be spacing to the thread bush, has avoided the excessive downstream of thread bush.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic top view, sectional perspective view of the case structure of the present invention;

FIG. 3 is a partial front view of the lifting structure of the present invention;

fig. 4 is a front sectional view of the shock absorbing structure of the present invention.

In the figure: 1. a base; 2. a column; 3. a first top beam; 4. a top beam II; 5. fixing the rod; 6. a roller structure; 61. fixing; 62. a roller frame; 63. a roller; 7. a box body; 8. a lifting structure; 81. a motor; 82. a first gear; 83. a threaded rod; 84. a threaded sleeve; 85. a second gear; 86. a lifting plate; 9. a fixing plate; 10. a connecting rod; 11. a movable hole; 12. a support plate; 13. a connecting plate; 14. a shock-absorbing structure; 141. a support base; 142. a support pillar; 143. a groove; 144. a damping spring; 145. a fixing ring; 15. a fixed seat; 16. a limiting groove; 17. a limiting block; 18. a baffle plate; 19. and (6) placing the groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a movable trolley frame comprises a base 1, wherein the top of the base 1 is provided with a placing groove 19, the surface of the placing groove 19 is smooth, four corners of the top of the base 1 are fixedly connected with stand columns 2, the top of each stand column 2 is fixedly connected with a first top beam 3, the number of the first top beams 3 is two, one side, opposite to the first top beams 3, is fixedly connected with a second top beam 4, the number of the second top beams 4 is two, one side, opposite to the two stand columns 2, is fixedly connected with a fixed rod 5, the shapes of the two fixed rods 5 on the left side and the right side are S-shaped, the number of the fixed rods 5 is not less than five, four corners of the bottom of the base 1 are fixedly connected with roller structures 6, a box body 7 is fixedly connected with the center of the bottom of the base 1, the bottom of an inner cavity of the box body 7 is provided with a lifting structure, one side of connecting rod 10 runs through to the outside and the fixedly connected with backup pad 12 of box 7, the movable hole 11 with connecting rod 10 looks adaptation is all seted up to the both sides of box 7, two one side fixedly connected with connecting plates 13 that backup pad 12 is relative, the bottom fixedly connected with shock-absorbing structure 14 of backup pad 12, the bottom fixedly connected with fixing base 15 of support base 141, the bottom of fixing base 15 is provided with anti-skidding line, setting through fixing base 15, frictional force and area of contact between shock-absorbing structure 14 and the ground have been improved, shock-absorbing structure 14's stability has been improved.

In this embodiment, the roller structure 6 includes the fixed 61 that is located the four corners of base 1 bottom, and the bottom of fixing 61 is rotated through the bearing and is connected with the gyro wheel frame 62, and the inner chamber swing joint of gyro wheel frame 62 has gyro wheel 63, through the setting of roller structure 6, has reduced the frictional force between base 1 and the ground by a wide margin, has improved the flexibility of bogie frame.

In this embodiment, the lifting structure 8 includes a motor 81 located at the bottom of the inner cavity of the box 7, a first gear 82 is fixedly connected to an output shaft of the motor 81, a threaded rod 83 is movably connected to the bottom of the inner cavity of the box 7 through a bearing, a threaded sleeve 84 is connected to a surface thread of the threaded rod 83, a second gear 85 is fixedly connected to the top of the threaded rod 83, the second gear 85 is meshed with the first gear 82, a lifting plate 86 is fixedly connected to a surface of the threaded sleeve 84, both sides of the lifting plate 86 are fixedly connected to the fixing plate 9, and by the arrangement of the baffle plate 18, can carry on spacingly to thread bush 84, avoided the excessive downstream of thread bush 84, the surface cover of threaded rod 83 is equipped with baffle 18, and the shape of baffle 18 is circular, and the axle center of gear 82 and the axle center of gear 85 are located same water flat line, and the setting of elevation structure 8 can provide power take off to the bogie frame, has played the effect that drives fixed plate 9 and go up and down.

In this embodiment, the damping structure 14 includes a supporting base 141 located at the bottom of the supporting plate 12, a supporting pillar 142 is disposed through the top of the inner cavity of the supporting base 141, a groove 143 is formed at the bottom of the supporting pillar 142, a damping spring 144 is fixedly connected to the inner cavity of the groove 143, a fixing ring 145 is fixedly connected to the bottom of the inner cavity of the supporting base 141, the bottom of the damping spring 144 is fixedly connected to the supporting base 141, use through the cooperation of spacing groove 16 and stopper 17, played the effect of carrying on spacing and direction to support column 142, stability when support column 142 slides has been improved, spacing groove 16 has all been seted up to the both sides of supporting base 141 inner chamber, the inner chamber swing joint of spacing groove 16 has stopper 17, one side and support column 142 fixed connection that spacing groove 16 was kept away from to stopper 17, shock-absorbing structure 14's setting has played the support, the effect of shock attenuation and buffering, the stability of bogie frame has been improved by a wide margin.

When the support base is used specifically, firstly, a user turns on the motor 81, the motor 81 drives the first gear 82 to rotate, the first gear 82 drives the second gear 85 to rotate through the teeth, the second gear 85 drives the threaded rod 83 to rotate, the threaded rod 83 drives the threaded sleeve 84 to lift through the threads, the threaded sleeve 84 drives the lifting plate 86 to lift, the lifting plate 86 drives the fixing plate 9 to lift, the fixing plate 9 drives the support plate 12 to move through the connecting rod 10, the support plate 12 drives the support column 142 and the support base 141 to move downwards until the support column 142 moves downwards in the inner cavity of the support base 141 after the fixing base 15 is in contact with the ground, the groove 143 is stressed and contracted, the support column 142 is in contact with the fixing ring 145, the base 1 is jacked upwards, the roller 63 is separated from the ground, and the purpose of good.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a movable bogie frame, includes base (1), its characterized in that: the four corners of the top of the base (1) are fixedly connected with upright posts (2), the top of each upright post (2) is fixedly connected with a first top beam (3), the number of the first top beams (3) is two, one side, opposite to the first top beams (3), of each two top beams (4) is fixedly connected with a second top beam (4), one side, opposite to the two upright posts (2), of each two top beams (5) is fixedly connected with a fixed rod (5), the number of the fixed rods (5) is not less than five, four corners of the bottom of the base (1) are fixedly connected with roller structures (6), a box body (7) is fixedly connected with the center of the bottom of the base (1), the bottom of an inner cavity of the box body (7) is provided with a lifting structure (8), both sides of the lifting structure (8) are fixedly connected with fixed plates (9), and the front side and the rear side of, one side of connecting rod (10) runs through to the outside of box (7) and fixedly connected with backup pad (12), movable hole (11) with connecting rod (10) looks adaptation are all seted up to the both sides of box (7), one side fixedly connected with connecting plate (13) that two backup pads (12) are relative, the bottom fixedly connected with shock-absorbing structure (14) of backup pad (12).

2. A mobile trolley frame as claimed in claim 1 wherein: the roller structure (6) comprises a fixed roller frame (61) positioned at four corners of the bottom of the base (1), the bottom of the fixed roller frame (61) is rotatably connected with a roller frame (62) through a bearing, and an inner cavity of the roller frame (62) is movably connected with a roller (63).

3. A mobile trolley frame as claimed in claim 1 wherein: elevation structure (8) include motor (81) that are located box (7) inner chamber bottom, the output shaft fixedly connected with gear (82) of motor (81), there is threaded rod (83) bottom in box (7) inner chamber through bearing swing joint, the surperficial threaded connection of threaded rod (83) has thread bush (84), the top fixedly connected with gear two (85) of threaded rod (83), gear two (85) mesh mutually with gear one (82), the fixed surface of thread bush (84) is connected with lifter plate (86), the both sides of lifter plate (86) all with fixed plate (9) fixed connection.

4. A mobile trolley frame as claimed in claim 1 wherein: shock-absorbing structure (14) include support base (141) that are located backup pad (12) bottom, the top of supporting base (141) inner chamber is run through and is provided with support column (142), recess (143) are seted up to the bottom of support column (142), the inner chamber fixedly connected with damping spring (144) of recess (143), the solid fixed ring of bottom fixedly connected with (145) of supporting base (141) inner chamber, the bottom and the support base (141) fixed connection of damping spring (144).

5. A movable trolley frame as claimed in claim 4, characterised in that: the bottom fixedly connected with fixing base (15) of support base (141), the bottom of fixing base (15) is provided with anti-skidding line.

6. A movable trolley frame as claimed in claim 4, characterised in that: limiting grooves (16) are formed in two sides of the inner cavity of the supporting base (141), limiting blocks (17) are movably connected to the inner cavity of the limiting grooves (16), and one sides, away from the limiting grooves (16), of the limiting blocks (17) are fixedly connected with supporting columns (142).

7. A mobile trolley frame as claimed in claim 3 wherein: the surface of the threaded rod (83) is sleeved with a baffle (18), and the baffle (18) is circular.

8. A mobile trolley frame as claimed in claim 1 wherein: the top of the base (1) is provided with a placing groove (19), and the surface of the placing groove (19) is smooth.

9. A mobile trolley frame as claimed in claim 1 wherein: the two fixing rods (5) positioned on the left side and the right side are both S-shaped.

10. A mobile trolley frame as claimed in claim 3 wherein: the axle center of the first gear (82) and the axle center of the second gear (85) are positioned on the same horizontal line.