CN211078241U - Auxiliary device for dismounting jack between relays - Google Patents
Auxiliary device for dismounting jack between relays Download PDFInfo
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- CN211078241U CN211078241U CN201921712886.7U CN201921712886U CN211078241U CN 211078241 U CN211078241 U CN 211078241U CN 201921712886 U CN201921712886 U CN 201921712886U CN 211078241 U CN211078241 U CN 211078241U
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- pull rod
- jack
- telescopic
- telescopic joint
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Abstract
The utility model relates to a technical field between the relay specifically is an auxiliary device that jack was demolishd between relay, travelling bogie's base top surface is equipped with elevating system, first electronic push-and-pull rod is connected in whole crane through first connecting piece, a slewing mechanism is installed at elevating system's top, be connected with a flexible arm mechanism on the slewing mechanism, flexible arm mechanism includes outside pipe and telescopic joint, the telescopic joint is located the inside just extensible of outside pipe and outside pipe outside, the inside electronic push-and-pull rod of second that still is equipped with of outside pipe, the one end that extends to outside pipe outside of telescopic joint is connected with fixture. The utility model discloses flexible arm mechanism adopts the electronic push-and-pull rod of second as power parts, and the outer side is managed as the outer support of flexible arm mechanism, and the telescopic joint adopts the telescopic side of big or small tube to manage the preparation, and the telescopic joint carries out radial telescopic movement under the electronic push-and-pull rod of second drives and makes fixture reach the assigned position, satisfies centre gripping jack station demand.
Description
Technical Field
The utility model relates to a technical field specifically is an auxiliary device that jack was demolishd between relay.
Background
In the long-distance pipe jacking construction, along with the lengthening of the jacking distance, the jacking force of the rear seat does not meet the jacking power requirement of the front tunneling machine, and a construction unit can install a relay in a pipe joint in advance according to the jacking distance so as to meet the power requirement of the tunneling machine. After the jacking is finished, the worker can detach the jack on the relay room for recycling.
However, the traditional method for dismantling the jack between the relays adopts pure manual operation, a manual hoist is installed on a pipe joint in advance to assist in dismounting, or a scaffold is erected manually to dismantle, the dismantling method is relatively laggard, the potential safety hazard is large, the dismantling efficiency is low, closure and follow-up construction of the whole pipeline are affected, and the problem needs to be solved urgently.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the above-mentioned technical problem among the prior art, provide an auxiliary device that the jack was demolishd between relay, the device can improve the efficiency of demolising of jack between relay, reduces the amount of labour, reduces the aerial work risk.
In order to achieve the purpose, the auxiliary device for dismantling the jack of the relay is characterized by comprising a transport trolley,
Transport trolley's base top surface is equipped with elevating system, elevating system includes a plurality of cranes and first electronic push-and-pull rod, first electronic push-and-pull rod is connected in whole through first connecting piece the crane, first electronic push-and-pull rod can drive whole the crane is followed together the direction of height motion of first electronic push-and-pull rod, a slewing mechanism is installed at elevating system's top, be connected with a telescopic boom mechanism on the slewing mechanism, slewing mechanism's rotation can drive telescopic boom mechanism with slewing mechanism with the circular motion is made for the centre of a circle to the junction of telescopic boom mechanism, telescopic boom mechanism includes outer pipe and telescopic joint, the telescopic joint is located the inside and extensible of outer pipe extremely the outside of outer pipe, the inside electronic push-and-pull rod of second that still is equipped with of outer pipe, the electronic push-and-pull rod of second connect in telescopic joint can drive the telescopic joint is followed the length direction motion of outer pipe And one end of the telescopic joint extending to the outside of the outer square pipe is connected with a clamping mechanism.
Preferably, the number of the lifting frames is four, the lifting frames are placed in a rectangular shape, and the first electric push-pull rod is arranged in the middle of the four lifting frames.
Preferably, a support mechanism can be installed on one side of each of the four lifting frames, and one end, far away from the lifting frame, of each support mechanism is supported on the inner wall of the relay room.
Preferably, the bottom of the base of the transport trolley is provided with a steering wheel.
Preferably, a fine adjustment mechanism is installed at the top of the lifting mechanism, the fine adjustment mechanism includes a handle, a ball screw and a second connecting member, one end of the ball screw is connected to the handle, the upper end and the lower end of the second connecting member are respectively connected to the swing mechanism and the ball screw, the second connecting member is arranged on a chute of the fine adjustment mechanism, and the ball screw drives the second connecting member to move along the track direction of the chute of the fine adjustment mechanism.
Preferably, the clamping mechanism comprises two semicircular clamping pieces, the two semicircular clamping pieces can clamp the jack through matching, and the clamping mechanism and the expansion joint are detachably connected.
Preferably, the slewing mechanism is a slewing bearing with a self-locking function.
Preferably, the telescopic joint is a large and small telescopic square pipe.
Preferably, the first electric push-pull rod, the swing mechanism and the second electric push-pull rod are all driven by a motor.
Compared with the prior art, the utility model, its advantage lies in:
1. The utility model has the advantages that the slewing mechanism is a slewing bearing with a self-locking function, the telescopic arm mechanism can rotate 360 degrees without dead angles under the driving of the slewing bearing, the dismounting requirement of the jack between relays is met, the self-locking function of the slewing bearing provides safety guarantee for dismounting, and accidents of the telescopic arm mechanism in the arbitrary rotating process and under the power-off condition can be prevented;
2. The telescopic arm mechanism of the utility model adopts the second electric push-pull rod as a power component, the outer square pipe as an outer support of the telescopic arm mechanism, the telescopic joint is made of a large sleeve type square pipe and a small sleeve type square pipe, and the telescopic joint is driven by the second electric push-pull rod to do radial telescopic movement to enable the clamping mechanism to reach a designated position, thereby meeting the station requirements of the clamping jack;
3. The utility model discloses fixture can dismantle with flexible arm mechanism and be connected to satisfy the centre gripping demand to different diameter jacks, fixture's clamping-force satisfies the operational requirement to the maximum design load, after fixture carries out interim restraint to the jack, the workman alright remove the restraint of jack and relay shell, reach the purpose of safe dismantlement.
Drawings
FIG. 1 is a schematic structural view of the apparatus of the present invention;
FIG. 2 is a schematic diagram of the operation of the apparatus of the present invention;
Fig. 3 is a side view of the device of the present invention.
As shown, in the figure:
1. Transport trolley 1-1. base
2. Lifting mechanism 2-1, lifting frame 2-2, first electric push-pull rod 2-3 and first connecting piece
3. Steering wheel
4. Rotary mechanism
5. Telescopic arm mechanism
6. Clamping mechanism 6-1, semicircular clamping piece
7. Supporting mechanism
8. Fine adjustment mechanism 8-1, handle 8-2, ball screw 8-3 and second connecting piece
9. Relay 9-1 jack
A is the track direction of the sliding groove of the fine adjustment mechanism.
Detailed Description
The structure and principle of such a device will be apparent to those skilled in the art from the following further description of the invention with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1 and 2, an auxiliary device for removing a jack in a relay mainly comprises a transport trolley, a lifting mechanism, a fine adjustment mechanism, a swing mechanism, a telescopic arm mechanism and a clamping mechanism. The steering wheel is installed at the bottom of the base of the transport trolley, has self-driving and autonomous guiding functions, can meet the requirements of forward movement and backward movement of the whole device under full load, and can be programmed through a steering wheel encoder, so that the auxiliary device can autonomously advance and retreat according to a set route, and manual operation is reduced.
The lifting mechanism comprises four lifting frames and a first electric push-pull rod, the four lifting frames and the first electric push rod which are placed in a rectangular mode are installed on the top surface of the base of the transport trolley, and the first electric push rod is arranged in the middle of the four lifting frames. The first electric push-pull rod is connected to the four lifting frames through the first connecting piece, the motor drives the first electric push-pull rod to move, the first electric push-pull rod can drive the four lifting frames to move together along the height direction of the first electric push-pull rod, and the lifting mechanism can be adjusted to be at a certain height according to working requirements.
The swing mechanism is arranged at the top of the lifting mechanism. Because the telescopic arm mechanism is connected with the swing mechanism, the motor can drive the swing mechanism to rotate, so that the telescopic arm mechanism is driven to do circular motion by taking the joint of the swing mechanism and the telescopic arm mechanism as a circle center, namely the telescopic arm mechanism can do 360-degree dead-angle-free rotary motion on a plane, and the requirement of dismounting a jack in a relay is met. In addition, the slewing mechanism is a slewing bearing with a self-locking function, after the motor is decelerated at two stages, the transmission speed and the torque reach the power required by design, when the motor needs to be disassembled and assembled, the slewing mechanism can fix the telescopic arm mechanism to prevent the telescopic arm mechanism from rotating randomly, even under the condition of power failure, the telescopic arm mechanism can still be fixed to prevent accidents from happening, and the safety of constructors is guaranteed.
Telescopic arm mechanism includes outer side pipe and telescopic joint, the telescopic joint is located the inside and extensible of outer side pipe and is managed the outside to the outside, the telescopic joint adopts the telescopic square pipe preparation of big or small, the outside pipe is located to the electronic push-and-pull rod of second, the telescopic joint is connected in the electronic push-and-pull rod of second, the electronic push-and-pull rod of second is as the power part of telescopic arm mechanism, the electronic push-and-pull rod motion of motor drive second, thereby drive the telescopic joint and make radial flexible removal along the length direction of outer side pipe, so that fixture reachs the assigned position, satisfy centre gripping jack station demand.
The clamping mechanism consists of two semicircular clamping pieces and is used for clamping the jack. The clamping mechanism and the telescopic arm mechanism are detachably connected so as to meet the clamping requirements on jacks with different diameters. The clamping force of the clamping mechanism meets the working requirement on the maximum design load, and after the clamping mechanism temporarily constrains the jack, a worker can remove the constraint of the jack and the relay housing, so that the aim of safe disassembly is fulfilled.
And a support mechanism can be arranged on one side of each of the four lifting frames, the support mechanism is unfolded, one side of the support mechanism, which is not connected with the lifting frame, is supported on the inner wall of the relay room, and the support mechanism can position and temporarily fix the device.
As shown in fig. 1 and 3, the fine adjustment mechanism is disposed on the top of the lifting mechanism, the fine adjustment mechanism includes a handle, a ball screw and a second connecting member, the second connecting member is disposed on a sliding slot of the fine adjustment mechanism, an upper end and a lower end of the second connecting member are respectively connected to the swing mechanism and the ball screw, and one end of the ball screw is connected to the handle. The handle is shaken, the movement of the ball screw drives the second connecting piece to move along the track direction of the sliding groove of the fine adjustment mechanism, and the second connecting piece is connected with the rotation mechanism, so that the second connecting piece, the rotation mechanism and the telescopic arm mechanism can move along the track direction of the sliding groove of the fine adjustment mechanism together, the position of the fine adjustment telescopic arm mechanism is adjusted, and the accurate positioning of the clamping mechanism is achieved.
After the bolt connection between the jack and the relay housing is released, the jack can be unloaded onto the transport trolley through the swing mechanism and the telescopic arm mechanism, and the transport trolley transports the jack to an appointed storage place.
The utility model discloses still include a relay jack demolishs auxiliary device's construction method, this construction method includes following step:
1) Construction preparation;
2) Moving the device to a designated position through a steering wheel;
3) Unfolding and supporting the supporting mechanism on the inner wall of the relay room, and positioning and temporarily fixing the device;
4) Selecting a proper clamping mechanism according to the size of the jack, and installing the clamping mechanism on the telescopic arm mechanism;
5) Adjusting the lifting mechanism to be at a proper height;
6) The swing mechanism rotates, and the telescopic arm mechanism rotates to a designated station;
7) The telescopic arm mechanism extends out;
8) Adjusting the fine adjustment mechanism to perform accurate positioning;
9) The clamping mechanism clamps the jack and plays a role in temporarily restraining the jack;
10) The bolt connection between the jack and the relay is released;
11) The telescopic arm mechanism retracts;
12) The swing mechanism works in cooperation with the telescopic arm mechanism to rotate the clamped jack to the position above the transport trolley;
13) Releasing the temporary constraint of the clamping mechanism, and unloading the jack onto the transport trolley;
14) Repeating the steps until all disassembly work is finished;
15) And finishing the work.
Furthermore, the utility model discloses still have following beneficial effect: the device is simple to operate, does not need professional training for use and is easy to operate; the time of workers working aloft can be reduced, and the risk is reduced; the jack is high in dismounting efficiency, and manpower is reduced; and the mechanical construction shortens the construction period compared with the traditional manual operation.
Claims (9)
1. An auxiliary device for dismantling a jack in a relay is characterized by comprising a transport trolley,
Transport trolley's base top surface is equipped with elevating system, elevating system includes a plurality of cranes and first electronic push-and-pull rod, first electronic push-and-pull rod is connected in whole through first connecting piece the crane, first electronic push-and-pull rod can drive whole the crane is followed together the direction of height motion of first electronic push-and-pull rod, a slewing mechanism is installed at elevating system's top, be connected with a telescopic boom mechanism on the slewing mechanism, slewing mechanism's rotation can drive telescopic boom mechanism with slewing mechanism with the circular motion is made for the centre of a circle to the junction of telescopic boom mechanism, telescopic boom mechanism includes outer pipe and telescopic joint, the telescopic joint is located the inside and extensible of outer pipe extremely the outside of outer pipe, the inside electronic push-and-pull rod of second that still is equipped with of outer pipe, the electronic push-and-pull rod of second connect in telescopic joint can drive the telescopic joint is followed the length direction motion of outer pipe And one end of the telescopic joint extending to the outside of the outer square pipe is connected with a clamping mechanism.
2. An inter-jack removal assistance apparatus as claimed in claim 1,
The first electric push-pull rod is arranged in the middle of the four lifting frames.
3. An inter-jack removal assistance apparatus as claimed in claim 2,
And fourthly, a supporting mechanism can be arranged on one side of the lifting frame, and one end of the supporting mechanism, which is far away from the lifting frame, is supported on the inner wall of the relay room.
4. An inter-jack removal assistance apparatus as claimed in claim 1,
And a steering wheel is arranged at the bottom of the base of the transport trolley.
5. An inter-jack removal assistance apparatus as claimed in claim 1,
The top of the lifting mechanism is provided with a fine adjustment mechanism, the fine adjustment mechanism comprises a handle, a ball screw and a second connecting piece, one end of the ball screw is connected to the handle, the upper end and the lower end of the second connecting piece are respectively connected to the swing mechanism and the ball screw, the second connecting piece is arranged on a sliding groove of the fine adjustment mechanism, and the ball screw drives the second connecting piece to move along the track direction of the sliding groove of the fine adjustment mechanism.
6. An inter-jack removal assistance apparatus as claimed in claim 1,
The clamping mechanism comprises two semicircular clamping pieces, the two semicircular clamping pieces can clamp the jack through matching, and the clamping mechanism and the expansion joint are detachably connected.
7. An inter-jack removal assistance apparatus as claimed in claim 1,
The slewing mechanism is a slewing bearing with a self-locking function.
8. An inter-jack removal assistance apparatus as claimed in claim 1,
The telescopic joint is a large and small sleeve type square tube.
9. An inter-jack removal assistance apparatus as claimed in claim 1,
The first electric push-pull rod, the swing mechanism and the second electric push-pull rod are all driven by a motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921712886.7U CN211078241U (en) | 2019-10-14 | 2019-10-14 | Auxiliary device for dismounting jack between relays |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921712886.7U CN211078241U (en) | 2019-10-14 | 2019-10-14 | Auxiliary device for dismounting jack between relays |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211078241U true CN211078241U (en) | 2020-07-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921712886.7U Active CN211078241U (en) | 2019-10-14 | 2019-10-14 | Auxiliary device for dismounting jack between relays |
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| CN (1) | CN211078241U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110733987A (en) * | 2019-10-14 | 2020-01-31 | 中铁上海工程局集团有限公司 | auxiliary device for dismantling jack in relay room and construction method thereof |
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2019
- 2019-10-14 CN CN201921712886.7U patent/CN211078241U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110733987A (en) * | 2019-10-14 | 2020-01-31 | 中铁上海工程局集团有限公司 | auxiliary device for dismantling jack in relay room and construction method thereof |
| CN110733987B (en) * | 2019-10-14 | 2024-08-23 | 中铁上海工程局集团有限公司 | Auxiliary device for removing jack between relays and construction method thereof |
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Address after: 200436, No. three, 278 Road, Jingan District, Shanghai Patentee after: SHANGHAI CIVIL ENGINEERING Co.,Ltd. OF CREC Patentee after: China Railway Municipal Environmental Construction Co.,Ltd. Address before: 200436, No. three, 278 Road, Jingan District, Shanghai Patentee before: SHANGHAI CIVIL ENGINEERING Co.,Ltd. OF CREC Patentee before: China Railway Shanghai Engineering Bureau Group Municipal Engineering Co.,Ltd. |