CN220352626U - Support adjusting device - Google Patents

Support adjusting device Download PDF

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Publication number
CN220352626U
CN220352626U CN202321873834.4U CN202321873834U CN220352626U CN 220352626 U CN220352626 U CN 220352626U CN 202321873834 U CN202321873834 U CN 202321873834U CN 220352626 U CN220352626 U CN 220352626U
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CN
China
Prior art keywords
installation underframe
inner cavity
mounting
adjusting screw
underframe
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Active
Application number
CN202321873834.4U
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Chinese (zh)
Inventor
李亚波
汤纯祥
孙省武
张键军
张瑞乐
熊建程
王小龙
刘昌红
王�琦
王嘉轩
李武
杨智慧
刘宁
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China Railway Construction Ningxia Expressway Co ltd
International Engineering Co Ltd of China Railway 21st Bureau Group Co Ltd
Original Assignee
China Railway Construction Ningxia Expressway Co ltd
International Engineering Co Ltd of China Railway 21st Bureau Group Co Ltd
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Application filed by China Railway Construction Ningxia Expressway Co ltd, International Engineering Co Ltd of China Railway 21st Bureau Group Co Ltd filed Critical China Railway Construction Ningxia Expressway Co ltd
Priority to CN202321873834.4U priority Critical patent/CN220352626U/en
Application granted granted Critical
Publication of CN220352626U publication Critical patent/CN220352626U/en
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Abstract

The utility model discloses a support adjusting device which comprises a mounting underframe, wherein a driving assembly is arranged at the bottom of an inner cavity of the mounting underframe, the driving assembly comprises a mounting plate and a transmission gear ring, a thread bush is movably arranged at the center of the bottom of the inner cavity of the mounting underframe, an adjusting screw is connected with an inner cavity of the thread bush in a threaded manner, and a bearing plate is welded at the top of the adjusting screw and at the top of the mounting underframe. According to the utility model, the threaded sleeve, the driving assembly and the adjusting screw are matched for use, so that the threaded sleeve can be driven by the transmission gear to rotate in a decelerating way, and the adjusting screw is driven to move up and down to adjust the position of the bearing plate, and the intervention of a hydraulic system is not needed; through movable block, horizontal pole, fly leaf, displacement board, fastening bolt and fixed shell cooperation use, can be under the support bearing state, with fastening bolt shrink in support tight displacement board to guarantee the stability in position that the loading board is located.

Description

Support adjusting device
Technical Field
The utility model relates to the technical field of bridge construction, in particular to a supporting and adjusting device.
Background
The bridge generally consists of an upper structure, a lower structure, a support and an accessory structure, wherein the upper structure is a main structure for crossing an obstacle; the lower structure comprises a bridge abutment, a bridge pier and a foundation; the support is a force transmission device arranged at the supporting position of the bridge span structure and the bridge pier or the bridge abutment; bridge construction refers to the process of building a bridge according to design content; the method mainly refers to the contents of bridge construction technology, construction organization, construction management, construction quality and the like, and the bottom or the outside of the bridge is often required to be supported in an auxiliary manner in the construction process of building the bridge.
The utility model patent of patent application publication number CN215829276U discloses a municipal bridge strutting arrangement convenient to adjust, including supporting the base, be provided with the fixing base on the support base, set up the empty slot in the fixing base, the vertical a plurality of pneumatic cylinders that are provided with in the empty slot still includes strutting arrangement, strutting arrangement includes backup pad, fixed plate and fly leaf, the backup pad is connected with the piston rod of pneumatic cylinder, the both sides that pneumatic cylinder one end was kept away from to the backup pad are provided with the bracing piece, the bracing piece sets up along the length direction of backup pad, the intermediate position of backup pad is located to the fixed plate, the both ends and the bracing piece fixed connection of fixed plate, the fly leaf is two, locates the both sides of fixed plate respectively, the both ends that the fly leaf is close to backup pad one side are provided with the sliding sleeve, one side that the fly leaf is close to the backup pad is provided with drive arrangement. According to the utility model, the movable plate is driven by the driving device, so that the supporting device can support bridges with different widths, and the safety of ground constructors is ensured.
However, the device still has some defects in practical use, and obviously, the supporting device adopts the hydraulic cylinder to adjust and support, and the hydraulic supporting equipment has complex structure and high manufacturing cost, is provided with a hydraulic station, has high use cost, can not perform mechanical locking protection, has certain limitation, and reduces the practicability of the supporting and adjusting device.
Therefore, it is necessary to invent a support adjustment device to solve the above problems.
Disclosure of Invention
The utility model aims to provide a support adjusting device which has the advantages of mechanical transmission and locking protection, and solves the problems that the support adjusting device adopts a hydraulic cylinder to adjust and support operation, has higher use cost, can not perform mechanical locking protection and has certain limitation.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a support adjusting device, includes the installation underframe, drive assembly is installed to the bottom of installation underframe inner chamber, drive assembly includes mounting panel and transmission ring gear, the center department movable mounting of installation underframe inner chamber bottom has the screw sleeve, the inner chamber threaded connection of screw sleeve has adjusting screw, adjusting screw's top just is located the top welding of installation underframe has the loading board, the locking subassembly is all installed to both sides around the installation underframe inner chamber, the locking subassembly includes the fixed shell.
Preferably, the left side and the right side of the installation underframe are fixedly connected with fixing seats, and the bottoms of the fixing seats and the bottoms of the installation underframe are in the same horizontal plane.
Preferably, the bottom of the mounting plate is fixedly connected with the bottom of the inner cavity of the mounting bottom frame, and the connecting part of the inner ring of the transmission gear ring and the threaded sleeve is fixedly connected.
Preferably, the left side and the right side of the bottom of the inner cavity of the installation underframe are welded with guide sleeves, the inner cavity of each guide sleeve is slidably provided with guide rods, and the top of each guide rod is welded with the bottom of the bearing plate.
Preferably, the bottom of the fixed shell is welded with the bottom of the inner cavity of the installation underframe, and the number of the fixed shells is two.
Preferably, the top threaded connection of fixed shell surface has fastening bolt, the inner chamber slip of fixed shell is provided with the displacement board, the surface welding of displacement board has the horizontal pole, the surface slip cap of horizontal pole is equipped with the movable block, the top and the bottom of movable block all have the fly leaf through pivot swing joint, the other end of fly leaf respectively with the bottom of loading board and the bottom of installation underframe inner chamber through pivot swing joint.
Preferably, a servo motor is mounted on the surface of the mounting plate through bolts, a transmission gear is fixedly sleeved at the output end of the servo motor, and the transmission gear ring is meshed with the transmission gear.
Compared with the prior art, the utility model has the following beneficial effects:
1. the utility model uses the threaded sleeve, the driving component and the adjusting screw rod in a matched way, has the advantage of threaded transmission, can enable the threaded sleeve to rotate at a reduced speed under the driving of the transmission gear, and drives the adjusting screw rod to move up and down to adjust the position of the bearing plate without intervention of a hydraulic system, thereby meeting the requirements of users;
2. the utility model uses the moving block, the cross bar, the movable plate, the displacement plate, the fastening bolt and the fixed shell in a matched way, has the advantage of locking and positioning, and can retract the fastening bolt to tightly support the displacement plate in a supporting and bearing state so as to ensure the stability of the position of the bearing plate.
Drawings
FIG. 1 is a schematic perspective view of the structure of the present utility model;
FIG. 2 is a perspective view of the present utility model in cross-section;
FIG. 3 is a partial sectional perspective view of the present utility model;
fig. 4 is a perspective view of the locking assembly of the present utility model shown in isolation.
In the figure: the device comprises a mounting bottom frame 1, a bearing plate 2, a fixing seat 3, a guide sleeve 4, a locking component 5, a moving block 51, a cross rod 52, a movable plate 53, a moving plate 54, a fastening bolt 55, a fixing shell 56, a threaded sleeve 6, a driving component 7, a driving gear 71, a driving gear 72, a servo motor 73, a mounting plate 74, a guide rod 8 and an adjusting screw 9.
Detailed Description
Referring to fig. 1-4, a supporting and adjusting device comprises a mounting bottom frame 1, wherein a driving component 7 is mounted at the bottom of an inner cavity of the mounting bottom frame 1, the driving component 7 comprises a mounting plate 74 and a transmission gear ring 71, a thread bush 6 is movably mounted at the center of the bottom of the inner cavity of the mounting bottom frame 1, an adjusting screw 9 is connected with the inner cavity of the thread bush 6 in a threaded manner, a bearing plate 2 is welded at the top of the adjusting screw 9 and positioned at the top of the mounting bottom frame 1, locking components 5 are mounted at the front side and the rear side of the inner cavity of the mounting bottom frame 1, and each locking component 5 comprises a fixing shell 56;
the left side and the right side of the installation underframe 1 are fixedly connected with a fixed seat 3, and the bottom of the fixed seat 3 and the bottom of the installation underframe 1 are positioned on the same horizontal plane;
the bottom of the mounting plate 74 is fixedly connected with the bottom of the inner cavity of the mounting bottom frame 1, and the connecting part of the inner ring of the transmission gear ring 71 and the thread bush 6 is fixedly connected;
the left side and the right side of the bottom of the inner cavity of the mounting bottom frame 1 are welded with guide sleeves 4, the inner cavity of each guide sleeve 4 is slidably provided with a guide rod 8, and the top of each guide rod 8 is welded with the bottom of the bearing plate 2;
the bottom of the fixed shell 56 is welded with the bottom of the inner cavity of the installation underframe 1, and the number of the fixed shells 56 is two;
the top of the surface of the fixed shell 56 is connected with a fastening bolt 55 in a threaded manner, the inner cavity of the fixed shell 56 is provided with a displacement plate 54 in a sliding manner, the surface of the displacement plate 54 is welded with a cross rod 52, a moving block 51 is sleeved on the surface of the cross rod 52 in a sliding manner, the top and the bottom of the moving block 51 are both movably connected with a movable plate 53 through a rotating shaft, and the other end of the movable plate 53 is respectively and movably connected with the bottom of the bearing plate 2 and the bottom of the inner cavity of the installation underframe 1 through the rotating shaft;
a servo motor 73 is mounted on a surface bolt of the mounting plate 74, a transmission gear 72 is fixedly sleeved at the output end of the servo motor 73, and a transmission gear ring 71 is meshed with the transmission gear 72;
through setting up fixing base 3, can be under the assistance of peripheral hardware bolt with installation underframe 1 stable in suitable position, through setting up guide sleeve 4 and guide bar 8, can play the effect of location guide, guarantee loading board 2 reciprocates stability;
by arranging the moving block 51, the installation requirements of the two movable plates 53 can be met at the same time, and the movable plates 53 are in a rotatable adjustment state;
by arranging the cross bar 52, the left-right displacement of the moving block 51 can be guided, and the sliding stability of the moving block 51 is ensured;
by arranging the displacement plate 54 and the fixed shell 56, the up-and-down displacement of the moving block 51 can be guided, and the displacement stability of the moving block 51 is improved;
by arranging the fastening bolts 55, the displacement plate 54 can be tightly pressed in a locking state, so that the stability of the position of the displacement plate 54 is ensured;
by arranging the threaded sleeve 6 and the adjusting screw 9, the threaded sleeve 6 can play a role in threaded transmission, and the adjusting screw 9 can be displaced up and down when the threaded sleeve 6 continuously rotates;
through setting up transmission ring gear 71 and drive gear 72, can play the driven effect of meshing, can make thread bush 6 constantly rotate under servo motor 73 drive, through setting up mounting panel 74, can satisfy servo motor 73 fixed mounting demand.
When the support device is used, all components are in an initial state, when support adjustment is needed, the servo motor 73 is controlled to work, the transmission gear 72 is driven to rotate, the threaded sleeve 6 is continuously rotated under the meshing transmission of the transmission gear 71, meanwhile, the threaded sleeve 6 can be made to rotate in a decelerating mode due to the fact that the specification of the transmission gear 72 is smaller than that of the transmission gear 71, the adjusting screw 9 is made to slowly ascend, the height of the bearing plate 2 is improved, under the assistance of the guide sleeve 4 and the guide rod 8, the upward movement stability of the bearing plate 2 is guaranteed, meanwhile, along with the upward movement of the bearing plate 2, one end of the movable plate 53 can be driven to move upwards, the inclination angle of the movable plate 53 is changed, the movable plate 51 is enabled to move left and right when being displaced upwards and downwards, at the same time, the movable plate 54 is matched with the fixed shell 56, the requirement of the movable plate 51 on the up and down displacement direction can be met, the transverse rod 52 can meet the requirement of the movable plate 51 on the left and right displacement direction, after the final support adjustment is completed, the fastening bolt 55 is screwed into the movable plate 55 to tightly support the movable plate 54, the position stability of the movable plate 54 is guaranteed, and the locking protection is achieved.
To sum up: this support adjusting device through setting up installation underframe 1, loading board 2, locking subassembly 5, thread bush 6, drive assembly 7 and adjusting screw 9, has solved this strutting arrangement and has adopted the pneumatic cylinder to adjust the support operation, and use cost is higher, can not carry out mechanical type locking protection simultaneously, has the problem of certain restriction.

Claims (7)

1. Support adjusting device, including installation underframe (1), its characterized in that: the utility model discloses a motor vehicle, including installation underframe (1), drive assembly (7) are installed to the bottom of installation underframe (1) inner chamber, drive assembly (7) are including mounting panel (74) and transmission ring gear (71), the center department movable mounting of installation underframe (1) inner chamber bottom has screw thread bush (6), the inner chamber threaded connection of screw thread bush (6) has adjusting screw (9), the top of adjusting screw (9) just is located the top welding of installation underframe (1) has loading board (2), locking subassembly (5) are all installed to both sides around installation underframe (1) inner chamber, locking subassembly (5) are including fixed shell (56).
2. A support adjustment apparatus as defined in claim 1, wherein: the left side and the right side of the installation underframe (1) are fixedly connected with fixing seats (3), and the bottoms of the fixing seats (3) and the bottoms of the installation underframe (1) are positioned on the same horizontal plane.
3. A support adjustment apparatus as defined in claim 1, wherein: the bottom of the mounting plate (74) is fixedly connected with the bottom of the inner cavity of the mounting bottom frame (1), and the connecting part of the inner ring of the transmission gear ring (71) and the threaded sleeve (6) is fixedly connected.
4. A support adjustment apparatus as defined in claim 1, wherein: the left side and the right side of the bottom of the inner cavity of the installation underframe (1) are welded with guide sleeves (4), the inner cavity of each guide sleeve (4) is slidably provided with a guide rod (8), and the top of each guide rod (8) is welded with the bottom of the bearing plate (2).
5. A support adjustment apparatus as defined in claim 1, wherein: the bottom of the fixing shell (56) is welded with the bottom of the inner cavity of the installation underframe (1), and the number of the fixing shells (56) is two.
6. A support adjustment apparatus as defined in claim 1, wherein: the top threaded connection of fixed shell (56) surface has fastening bolt (55), the inner chamber slip of fixed shell (56) is provided with displacement board (54), the surface welding of displacement board (54) has horizontal pole (52), the surface slip cap of horizontal pole (52) is equipped with movable block (51), the top and the bottom of movable block (51) all have fly leaf (53) through pivot swing joint, the other end of fly leaf (53) respectively with the bottom of loading board (2) and the bottom of installation underframe (1) inner chamber through pivot swing joint.
7. A support adjustment apparatus as defined in claim 1, wherein: the surface bolt of mounting panel (74) is installed servo motor (73), the fixed cover of output of servo motor (73) is equipped with drive gear (72), drive ring gear (71) and drive gear (72) meshing.
CN202321873834.4U 2023-07-17 2023-07-17 Support adjusting device Active CN220352626U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202321873834.4U CN220352626U (en) 2023-07-17 2023-07-17 Support adjusting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202321873834.4U CN220352626U (en) 2023-07-17 2023-07-17 Support adjusting device

Publications (1)

Publication Number Publication Date
CN220352626U true CN220352626U (en) 2024-01-16

Family

ID=89482222

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202321873834.4U Active CN220352626U (en) 2023-07-17 2023-07-17 Support adjusting device

Country Status (1)

Country Link
CN (1) CN220352626U (en)

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