CN115749275A - Method for mounting multilayer bridge in pump room - Google Patents
Method for mounting multilayer bridge in pump room Download PDFInfo
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- CN115749275A CN115749275A CN202211394055.6A CN202211394055A CN115749275A CN 115749275 A CN115749275 A CN 115749275A CN 202211394055 A CN202211394055 A CN 202211394055A CN 115749275 A CN115749275 A CN 115749275A
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- 238000000034 method Methods 0.000 title claims abstract description 38
- 238000005553 drilling Methods 0.000 claims abstract description 78
- 238000009434 installation Methods 0.000 claims abstract description 31
- 238000004080 punching Methods 0.000 claims abstract description 6
- 239000000428 dust Substances 0.000 claims description 24
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 10
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 10
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 10
- 241001330002 Bambuseae Species 0.000 claims description 9
- 239000011425 bamboo Substances 0.000 claims description 9
- 230000000712 assembly Effects 0.000 claims description 4
- 238000000429 assembly Methods 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 239000008400 supply water Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 5
- 230000002787 reinforcement Effects 0.000 abstract description 4
- 239000007921 spray Substances 0.000 description 9
- 238000010276 construction Methods 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 241000209128 Bambusa Species 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
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Abstract
The invention relates to the technical field of bridge installation, in particular to a method for installing a multilayer bridge in a pump room, which comprises the following steps: s1, drilling the inner top wall of the pump room by using top punching drilling equipment; s2, installing the embedded part in the drill hole; and S3, fixedly mounting the multilayer bridge frame by using a pneumatic wrench through the fixed matching of bolts and the embedded parts. This application has through dashing the use of top drilling equipment and air wrench, has replaced traditional artifical drilling and the manual work to carry out the crane span structure installation, has effectively solved a gallows jib pore-forming degree of difficulty big, the manual operation difficulty to and the problem of the connection reinforcement difficulty of the narrow and small department in crane span structure space, make the installation progress obtain impelling, the quality has obtained the promotion, safety has also obtained the effect of guarantee.
Description
Technical Field
The invention relates to the technical field of bridge installation, in particular to a method for installing a multilayer bridge in a pump room.
Background
With the rapid development of the building industry, the criss-cross of the electromechanical pipelines occupies larger and larger space, and the method has higher challenge on how to improve the installation quality of the electromechanical pipelines. In the traditional electromechanical pipeline installation, the hanger rod of the comprehensive support hanger needs manual drilling, but the manual cost is high, the difficulty is high, and the potential safety hazard existing in high-altitude operation is high. In addition, at the position of the multilayer bridge frame, the bridge frame is dense, and the gap between the upper layer bridge frame and the lower layer bridge frame is small, so that the use space of the building is tense. Adopt traditional electric spanner unable installation, be difficult to satisfy construction progress and quality requirement.
Disclosure of Invention
In order to improve the operation mode of manual drilling and improve the construction quality, the application provides a method for installing a multilayer bridge in a pump room.
The application provides a method for installing a multilayer bridge frame in a pump room, which adopts the following technical scheme:
a method for installing a multilayer bridge frame in a pump room comprises the following steps:
s1, drilling the inner top wall of the pump room by using top punching drilling equipment;
s2, installing the embedded part in the drill hole;
and S3, fixedly mounting the multilayer bridge frame by using a pneumatic wrench through the fixed matching of bolts and the embedded parts.
Through adopting above-mentioned technical scheme, through dashing the use of top drilling equipment and air wrench, replaced traditional manual drilling and artifical and carried out the crane span structure installation, effectively solved a gallows jib pore-forming degree of difficulty big, the manual operation difficulty to and the problem of the connection reinforcement difficulty of the narrow and small department in crane span structure space, make the installation progress obtain promoting, the quality has obtained the promotion, safety has also obtained the guarantee.
Optionally, towards top drilling equipment is including removing the seat, the lift is installed at the top of removing the seat, the top of lift is installed and is placed the board, the lift is used for control place the board and go up and down, the top installation of placing the board is vertical two installation barrels of being fixed with, install the drilling machine in the installation barrel, the drill bit of drilling machine is vertical to be set up, telescopic cylinder is installed to the bottom of installation barrel, telescopic cylinder's telescopic link with the bottom fixed connection of drilling machine, telescopic cylinder is used for control the drilling machine is flexible.
Through adopting above-mentioned technical scheme, the during operation will push up drilling equipment through removing the seat and remove preset position, then start the lift and drive and place the board and rise to start drilling machine and telescopic cylinder, make telescopic cylinder promote the drilling machine and carry out the drilling operation to the interior top in pump house, accomplish drilling.
Optionally, one side of each of the two mounting cylinders is provided with a positioning assembly, and the positioning assembly is used for positioning the drill hole drilled by the drilling machine.
Through adopting above-mentioned technical scheme, locating component's setting can make things convenient for the staff to confirm the position of next drilling, very big improvement the construction speed to drilling operation.
Optionally, the locating component includes connecting rod, regulation pole and locating piece, the one end of connecting rod with the lateral wall fixed connection of an installation section of thick bamboo, the other end fixedly connected with of connecting rod adjusts the ball, the pullover is installed to the one end of adjusting the pole, pullover with adjust the cooperation of ball cup joint, it keeps away from to adjust the pole pullover one end with the lateral wall fixed connection of locating piece, the top of locating piece be used for with the cooperation of pegging graft of drilling.
Through adopting above-mentioned technical scheme, at the during operation, through rotating the pullover, can adjust the position of locating piece, and then the convenient angle of movement to the locating piece adjusts, accomplishes the back at drilling, can remove the seat through the removal for the position of locating piece is aligned with the position of drilling, makes things convenient for the staff to confirm the position of next drilling, very big improvement the construction speed to the drilling operation.
Optionally, the lateral wall of pullover is provided with the gag lever post, the gag lever post run through pullover and with pullover screw-thread fit, a plurality of spacing holes have evenly been seted up along the horizontal direction to the lateral wall of adjusting ball, the tip of gag lever post be used for with spacing hole grafting cooperation.
Through adopting above-mentioned technical scheme, during the installation, through the cooperation setting of gag lever post and spacing hole, can carry out spacing fixed to the turned position of pullover to can improve the stability of sleeve regulation head.
Optionally, a first synchronizing rod is fixedly connected between the two mounting cylinders, a second synchronizing rod is fixedly connected between the two positioning blocks, and the length of the first synchronizing rod is the same as that of the second synchronizing rod.
Through adopting above-mentioned technical scheme, the cooperation setting of first synchronizing bar and second synchronizing bar can carry on spacingly to two installation section of thick bamboo and two locating pieces to can carry out the distance between two locating pieces, the whole installation route of adaptation crane span structure at the in-process that carries out angle modulation to the pullover.
Optionally, a dust fall assembly is mounted at the top of the placing plate and used for reducing dust generated in the machining process.
Through adopting above-mentioned technical scheme, the dust fall processing can be carried out to the dust that produces in the drilling machine course of working to the setting of dust fall subassembly to be favorable to improving the processing environment, reduce the loss of dust.
Optionally, the top of the positioning block penetrates through the bottom of the positioning block and is provided with a through hole, the through hole is used for penetrating through an embedded part, and a control assembly is arranged on the side wall of the positioning block and is used for locking the embedded part.
Through adopting above-mentioned technical scheme, the through-hole sets up with control assembly's cooperation, can penetrate the built-in fitting in the through-hole and lock the built-in fitting through control assembly to can be at locating piece and drilling complex in-process, install the built-in fitting in the drilling, thereby can make things convenient for the staff to install the built-in fitting, improved the whole work efficiency of construction.
Optionally, the control assembly comprises a resisting rod, the resisting rod penetrates through the side wall of the positioning block and is matched with the positioning block in a sliding mode, a spring is fixedly connected to the side wall of the positioning block, the resisting rod and the spring are sleeved and arranged, one end of the spring, which is far away from the positioning block, is fixedly connected with the end portion of the resisting rod, and the other end of the resisting rod penetrates into the positioning block and is used for locking the embedded part.
Through adopting above-mentioned technical scheme, through the mating reaction of supporting tight pole and spring, can support tight setting to the built-in fitting when the built-in fitting penetrates the through-hole to can improve the stability that the built-in fitting inserted in the through-hole.
Optionally, the dust fall subassembly includes the pump body and shower nozzle, the shower nozzle is installed place the top of board, just the shower nozzle with be provided with the connecting pipe between the pump body, the shower nozzle with the pump body passes through the connecting pipe is linked together, the pump body is installed place the top of board, just the pump body is used for doing the shower nozzle supplies water.
Through adopting above-mentioned technical scheme, supply water to the shower nozzle through the pump body, then spray water to the drill bit position of drilling machine through the shower nozzle to can play the dust fall effect to the dust that produces in the drill bit drilling process.
In summary, the present application includes at least one of the following beneficial technical effects:
1. through the use of the top punching drilling equipment and the pneumatic wrench, the traditional manual drilling and manual bridge installation are replaced, the problems of high hole forming difficulty of a hanger rod of the support hanger, difficulty in manual operation and difficulty in connection and reinforcement at a narrow bridge space are effectively solved, the installation progress is promoted, the quality is improved, and the safety is also guaranteed;
2. during operation, the position of the positioning block can be adjusted by rotating the sleeve head, so that the moving angle of the positioning block can be conveniently adjusted, after drilling is completed, the position of the positioning block can be aligned to the position of the drilled hole by moving the moving seat, so that a worker can conveniently determine the position of the next drilled hole, and the construction speed of drilling operation is greatly improved;
3. when the sleeve adjusting head is installed, the rotating position of the sleeve head can be limited and fixed through the matching arrangement of the limiting rod and the limiting hole, so that the stability of the sleeve adjusting head can be improved;
4. the through hole is matched with the control assembly, so that the embedded part can be inserted into the through hole and locked by the control assembly, the embedded part can be installed in the drill hole in the process that the positioning block is matched with the drill hole, the embedded part can be conveniently installed by workers, and the overall working efficiency of construction is improved;
5. the water is supplied to the spray head through the pump body, and then water is sprayed to the drill bit position of the drilling machine through the spray head, so that the dust falling effect can be achieved on dust generated in the drilling process of the drill bit.
Drawings
Fig. 1 is a schematic view of the overall structure of the top-piercing drilling apparatus in the embodiment of the present application.
Fig. 2 is a structural plan view of the top-piercing drilling apparatus in the embodiment of the present application.
Description of the reference numerals:
1. a movable seat; 2. an elevator; 3. placing the plate; 4. mounting the cylinder; 5. a drilling machine; 6. a telescopic cylinder; 7. a connecting rod; 8. adjusting a rod; 9. positioning blocks; 10. adjusting the ball; 11. sleeving heads; 12. a limiting rod; 13. a limiting hole; 14. a first synchronization lever; 15. a second synchronizing bar; 16. a through hole; 17. a tightening rod; 18. a spring; 19. a pump body; 20. a spray head; 21. and (4) connecting the pipes.
Detailed Description
The present application is described in further detail below with reference to figures 1-2.
The embodiment of the application discloses a method for installing a multilayer bridge in a pump room. Referring to fig. 1, a method for installing a multilayer bridge in a pump room comprises the following steps:
s1, drilling the inner top wall of the pump room by using top punching drilling equipment;
s2, installing the embedded part in the drill hole;
and S3, fixedly mounting the multilayer bridge frame by using a pneumatic wrench through the fixed matching of bolts and the embedded parts.
Referring to fig. 1, the top punching and drilling equipment comprises a movable base 1, wherein universal wheels for moving and steering are installed at the bottom of the movable base 1, and the universal wheels are provided with braking devices. Thereby enabling the movable base 1 to be moved and fixed. Remove the top of seat 1 and install lift 2, the top of lift 2 is installed and is placed board 3, lift 2 is used for control to place board 3 and goes up and down, the top installation of placing board 3 is vertical two installation section of thick bamboos 4 of being fixed with, telescopic cylinder 6 is installed to the bottom of installation section of thick bamboo 4, install drilling machine 5 in the installation section of thick bamboo 4, the drill bit of drilling machine 5 is vertical sets up, telescopic cylinder 6's telescopic link and drilling machine 5's bottom fixed connection, telescopic cylinder 6 is used for controlling drilling machine 5 and stretches out and draws back. When removing seat 1 and adjusting the completion, will place board 3 through lift 2 and remove to top preset position, then start drilling machine 5 and telescopic cylinder 6 for drilling machine 5 upwards rises and drills the operation to the interior roof of pump house, thereby can replace traditional artifical drilling, promotes the efficiency of drilling.
Referring to fig. 1 and 2, the positioning assemblies are disposed on the same side of the two mounting cylinders 4, and in this embodiment, one group of the positioning assemblies is described, and the other group of the positioning assemblies has the same structure and arrangement mode, which are not described herein again. Specifically, locating component includes connecting rod 7, regulation pole 8 and locating piece 9, the one end of connecting rod 7 and the lateral wall fixed connection of installation section of thick bamboo 4, and the other end fixed connection of connecting rod 7 has adjusting ball 10. A sleeve head 11 is arranged at one end of the adjusting rod 8, and the sleeve head 11 is matched with the adjusting ball 10 in a sleeved mode, so that the sleeve head 11 can rotate around the adjusting ball 10 to be adjusted.
Referring to fig. 1, a limiting rod 12 is arranged on the side wall of the sleeve head 11, the limiting rod 12 penetrates through the sleeve head 11 and is in threaded fit with the sleeve head 11, a plurality of limiting holes 13 are uniformly formed in the side wall of the adjusting ball 10 along the horizontal direction, and the end portion of the limiting rod 12 is used for being in plug-in fit with the limiting holes 13. Therefore, the sleeve head 11 can be limited through the insertion and connection matching of the limiting rod 12 and the limiting hole 13, and the sleeve rotating angle can be conveniently fixed.
Referring to fig. 1, further, the inside of pullover 11 is vertical fixedly connected with dwang, and the other end of dwang penetrates the top of adjusting ball 10 to with adjusting ball 10 normal running fit, thereby can carry on spacingly through the rotation direction of dwang to pullover 11, make pullover 11 revolute the axle center direction of dwang and rotate, improve pullover 11 pivoted stability.
Referring to fig. 1, one end of the adjusting rod 8, which is far away from the sleeve head 11, is fixedly connected with the positioning block 9, a through hole 16 is formed in the top of the positioning block 9, the through hole 16 is used for penetrating through an embedded part, and a control assembly is arranged on the side wall of the positioning block 9 and used for locking the embedded part.
Referring to fig. 1, the control assembly includes a tightening rod 17, the tightening rod 17 penetrates through a side wall of the positioning block 9 and is in sliding fit with the positioning block 9, a spring 18 is fixedly connected to the side wall of the positioning block 9, the tightening rod 17 and the spring 18 are arranged in a sleeved manner, one end of the spring 18, which is far away from the positioning block 9, is fixedly connected to an end of the tightening rod 17, and the other end of the tightening rod 17 penetrates into the positioning block 9 and is used for locking the embedded part. Therefore, the next position needing drilling can be positioned through the inserting and matching of the embedded part and the drilling hole, and the drilling efficiency is improved.
Referring to fig. 1 and 2, a first synchronizing rod 14 is fixedly connected between the two mounting cylinders 4, a second synchronizing rod 15 is fixedly connected between the two positioning blocks 9, and the length of the first synchronizing rod 14 is the same as that of the second synchronizing rod 15. The first synchronizing bar 14 and the second synchronizing bar 15 are matched to be arranged, so that the two mounting cylinders 4 and the two positioning blocks 9 can be limited, the distance between the two positioning blocks 9 can be kept in the process of adjusting the angle of the sleeve head 11, and the integral mounting path of the bridge can be adapted.
Referring to fig. 1, a dust fall assembly for reducing dust generated in a processing process is installed on the top of a placing plate 3. In this embodiment, the dust fall subassembly is provided with two sets ofly, and two sets of dust fall subassemblies correspond two drilling machines 5.
Specifically, the dust fall assembly includes pump body 19, shower nozzle 20 and connecting pipe 21. The pump body 19 is installed on the top of the placing plate 3, the water outlet end of the pump body 19 is connected and communicated with the end of the connecting pipe 21, the other end of the connecting pipe 21 is connected and communicated with the end of the spray head 20, the spray head 20 is fixedly installed on the top of the placing plate 3, and the spray head 20 drives the water spraying direction to be aligned with the drill bit direction of the drilling machine 5. During operation, the spray head 20 can spray water to the drilling position in real time, so that dust falling can be performed on dust generated in the drilling process, the processing environment can be improved, and dust loss is reduced. Simultaneously, the setting of dust fall subassembly can also play the lubricated effect of cooling down to the drill bit of drilling machine 5 to can improve the continuous operation time of drill bit, also can increase the life of drill bit.
The implementation principle of the method for installing the multilayer bridge in the pump room in the embodiment of the application is as follows:
during operation, firstly, the position of the positioning block 9 is adjusted by rotating the sleeve head 11, so that the position between the positioning block 9 and the drilling machine 5 is matched with a bridge route to be installed, and then the drilling machine 5 is lifted and the inner top wall of the pump room is drilled under the action of the lifter 2 and the telescopic cylinder 6. After drilling is accomplished, can remove seat 1 through the removal, make the position of locating piece 9 and the position of drilling for, then fix the built-in fitting on the through-hole 16 of locating piece 9, make things convenient for the staff to carry out fixed mounting to the built-in fitting, simultaneously can also confirm the position of next drilling, thereby can install drilling while installing the built-in fitting, very big improvement the construction speed to drilling operation, traditional artifical drilling and artifical crane span structure installation of carrying out the crane span structure have been replaced, it is big effectively to have solved a gallows jib pore-forming degree of difficulty, manual operation difficulty, and the problem of the connection reinforcement difficulty of the narrow and small department in crane span structure space, make the installation progress obtain impelled, the quality has obtained the promotion, safety has also obtained the guarantee.
The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. A method for installing a multilayer bridge frame in a pump room is characterized by comprising the following steps:
s1, drilling the inner top wall of the pump room by using top punching drilling equipment;
s2, installing the embedded part in the drill hole;
and S3, fixedly mounting the multilayer bridge frame by using a pneumatic wrench through the fixed matching of bolts and the embedded parts.
2. The method for installing the multilayer bridge in the pump room as claimed in claim 1, wherein the method comprises the following steps: towards top drilling equipment including removing seat (1), lift (2) are installed at the top of removing seat (1), the top of lift (2) is installed and is placed board (3), lift (2) are used for control place board (3) and go up and down, the top installation of placing board (3) is vertical two installation section of thick bamboo (4) of being fixed with, install drilling machine (5) in installation section of thick bamboo (4), the drill bit of drilling machine (5) is vertical sets up, telescopic cylinder (6) are installed to the bottom of installation section of thick bamboo (4), the telescopic link of telescopic cylinder (6) with the bottom fixed connection of drilling machine (5), telescopic cylinder (6) are used for control drilling machine (5) are flexible.
3. The method for installing the multilayer bridge in the pump room as claimed in claim 2, wherein the method comprises the following steps: and one side of each of the two mounting cylinders (4) is provided with a positioning assembly, and the positioning assemblies are used for positioning the drilled holes drilled by the drilling machine (5).
4. The method for installing the multilayer bridge in the pump room as claimed in claim 3, wherein the method comprises the following steps: locating component includes connecting rod (7), adjusts pole (8) and locating piece (9), the one end of connecting rod (7) with the lateral wall fixed connection of installation section of thick bamboo (4), the other end fixedly connected with of connecting rod (7) adjusts ball (10), overlap head (11) is installed to the one end of adjusting pole (8), overlap head (11) with it cup joints the cooperation to adjust ball (10), it keeps away from to adjust pole (8) overlap head (11) the one end with the lateral wall fixed connection of locating piece (9), the top of locating piece (9) be used for with the cooperation of pegging graft of drilling.
5. The method for installing the multilayer bridge in the pump room as claimed in claim 4, wherein the method comprises the following steps: the lateral wall of pullover (11) is provided with gag lever post (12), gag lever post (12) run through pullover (11) and with pullover (11) screw-thread fit, a plurality of spacing holes (13) have evenly been seted up along the horizontal direction to the lateral wall of adjusting ball (10), the tip of gag lever post (12) be used for with spacing hole (13) cooperation of pegging graft.
6. The method for installing the multilayer bridge in the pump room as claimed in claim 4, wherein the method comprises the following steps: a first synchronizing rod (14) is fixedly connected between the two mounting cylinders (4), a second synchronizing rod (15) is fixedly connected between the two positioning blocks (9), and the length of the first synchronizing rod (14) is the same as that of the second synchronizing rod (15).
7. The method for installing the multilayer bridge in the pump room as claimed in claim 2, wherein the method comprises the following steps: place the top of board (3) and install the dust fall subassembly, the dust fall subassembly is used for reducing the dust that produces in the course of working.
8. The method for installing the multilayer bridge in the pump room as claimed in claim 4, wherein the method comprises the following steps: the top of the positioning block (9) penetrates through the bottom of the positioning block and is provided with a through hole (16), the through hole (16) is used for penetrating through an embedded part, and a control assembly is arranged on the side wall of the positioning block (9) and used for locking the embedded part.
9. The method for installing the multi-layer bridge in the pump room as claimed in claim 8, wherein the method comprises the following steps: the control assembly includes and supports tight pole (17), support tight pole (17) run through the lateral wall of locating piece (9) and with locating piece (9) cooperation of sliding, the lateral wall fixedly connected with spring (18) of locating piece (9), just support tight pole (17) with spring (18) are the cover and establish the setting, spring (18) are kept away from the one end of locating piece (9) with the tip fixed connection who supports tight pole (17), the other end that supports tight pole (17) penetrates the inside of locating piece (9) is used for locking the built-in fitting.
10. The method for installing the multi-layer bridge in the pump room as claimed in claim 7, wherein the method comprises the following steps: the dust fall subassembly includes the pump body (19) and shower nozzle (20), shower nozzle (20) are installed place the top of board (3), just shower nozzle (20) with be provided with between the pump body (19) connecting pipe (21), shower nozzle (20) with the pump body (19) pass through connecting pipe (21) are linked together, the pump body (19) are installed place the top of board (3), just pump body (19) are used for shower nozzle (20) supply water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211394055.6A CN115749275B (en) | 2022-11-08 | 2022-11-08 | Method for installing multilayer bridge in pump room |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211394055.6A CN115749275B (en) | 2022-11-08 | 2022-11-08 | Method for installing multilayer bridge in pump room |
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| CN115749275A true CN115749275A (en) | 2023-03-07 |
| CN115749275B CN115749275B (en) | 2023-11-24 |
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| JP2004225346A (en) * | 2003-01-22 | 2004-08-12 | Shimizu Corp | Underwater continuous core boring method |
| CN108480686A (en) * | 2018-06-30 | 2018-09-04 | 浙江友晶汽车配件有限公司 | A kind of handware processing drilling equipment |
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| CN209550653U (en) * | 2018-12-19 | 2019-10-29 | 安徽辰源电气有限公司 | A kind of cable testing bridge perforating device |
| CN214889905U (en) * | 2021-04-16 | 2021-11-26 | 天津睿信康达科技发展有限公司 | Make things convenient for angle regulation's surveillance camera head support freely |
| CN215619158U (en) * | 2021-06-28 | 2022-01-25 | 中铁八局集团电务工程有限公司 | Drilling device for building structure top |
-
2022
- 2022-11-08 CN CN202211394055.6A patent/CN115749275B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004225346A (en) * | 2003-01-22 | 2004-08-12 | Shimizu Corp | Underwater continuous core boring method |
| CN108480686A (en) * | 2018-06-30 | 2018-09-04 | 浙江友晶汽车配件有限公司 | A kind of handware processing drilling equipment |
| CN109175584A (en) * | 2018-09-26 | 2019-01-11 | 江苏天工科技股份有限公司 | Elastic press type cools down titanic alloy machining auxiliary device |
| CN209550653U (en) * | 2018-12-19 | 2019-10-29 | 安徽辰源电气有限公司 | A kind of cable testing bridge perforating device |
| CN214889905U (en) * | 2021-04-16 | 2021-11-26 | 天津睿信康达科技发展有限公司 | Make things convenient for angle regulation's surveillance camera head support freely |
| CN215619158U (en) * | 2021-06-28 | 2022-01-25 | 中铁八局集团电务工程有限公司 | Drilling device for building structure top |
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| CN115749275B (en) | 2023-11-24 |
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