CN207647523U - Separate tunnel steel arch-shelf mounting device - Google Patents
Separate tunnel steel arch-shelf mounting device Download PDFInfo
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- CN207647523U CN207647523U CN201721784358.3U CN201721784358U CN207647523U CN 207647523 U CN207647523 U CN 207647523U CN 201721784358 U CN201721784358 U CN 201721784358U CN 207647523 U CN207647523 U CN 207647523U
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- arch
- trolley
- translating trolleys
- mounting device
- jacking part
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Abstract
The utility model discloses a kind of separate tunnel steel arch-shelf mounting device, including excavate trolley, be located at excavate trolley by the anchor pole mesh sheet elevator at hole end, arch hoisting mechanism, be located at the arch translation mechanism excavated under the flank of trolley top layer both sides, be located at and excavate trolley top layer platform both sides and perpendicular to lifting body at the top of the arch of top layer platform and be located at the arch side lifting body excavated under the flank of trolley both sides.The present apparatus, which can be directly mounted at, to be excavated on trolley top layer platform, and apparatus cost is low, by arch in the present apparatus around, up and down, the movements such as tilt, it is accurately in place to realize arch.
Description
Technical field
The utility model is related to constructing tunnel apparatus fields.
Background technology
With the development of national basis construction, a piece of prosperity in infrastructure market, highway, railway are just realizing that great-leap-forward is sent out
Exhibition, wherein constructing tunnel is component part important in highway, railway construction.During constructing tunnel, be frequently encountered by
In not firm base support, thus there is foundation bearing capacity deficiency in new stress forming process and accordingly lead to tunnel
The practical problems such as unstability landslide, have seriously affected the person and equipment safety, have hindered the progress of construction.Practice of construction process
In, to solve the practical problems such as above-mentioned tunnel instability landslide, it is necessary to during tunnel excavation, be carried out in time to excavated section fast
Speed and effectively supporting.
But currently, mainly being carried out in the following manner when practice of construction, first, arch installs three arm trolleys, equipment price
Height, effect is single, can only once carry out the installation of a Pin tunnel steel arch frames, and comprehensive construction cannot be carried out to arch；The
Second is that the monoblock type tunnel steel arch frame mounting device of my company's production being arranged on excavation trolley, generally excavates trolley
If both sides are all designed with flank of the dried layer for construction respectively, and monoblock type tunnel steel arch frame mounting device, structure are more complex, fortune
It is dynamic secondary too many, have an impact to excavating operation and digging measure, other arch installation methods are generally manually installed, the position of arch
It sets and usually requires manually to be adjusted, once can only also carry out the installation of a Pin tunnel steel arch frames, labor intensity is big, recruitment number
More, installation effectiveness is low and safety coefficient is low.
Utility model content
The utility model is intended to provide a kind of separate tunnel steel arch-shelf mounting device, to solve existing arch installation dress
Set with when excavating trolley and integrally configuring, the problem of influencing the work such as measurement, drilling, the rockbolt installation in digging process.
Base case：Separate tunnel steel arch-shelf mounting device, including excavate trolley, be located at and excavate trolley by hole end
Anchor pole mesh sheet elevator, is located at the arch translation mechanism excavated under the flank of trolley top layer both sides, is located at excavation arch hoisting mechanism
Trolley top layer platform both sides and lifting body and being located at excavates under the flank of trolley both sides at the top of the arch of top layer platform
Arch side lifting body, the arch hoisting mechanism include being located at the first arch for excavating trolley on two heel post of hole end
Jack part, lever, bottom plate, first hoist and several first fixed pulleys with first hoist cooperation；The arch translates machine
Structure includes the pipe track for arch anterior-posterior translation, the first translating trolleys walked on pipe track, drives the first translation small
The second hoist that vehicle moves back and forth and several second fixed pulleys with second hoist cooperation；Lifting body at the top of the arch
Including being respectively provided at the second arch jacking part for excavating trolley by face one end both sides and being hinged on the second arch jacking part
The first arch knock-pin at end, slidably connect on the first arch knock-pin it is several can be before and after the first arch knock-pin
Second translating trolleys of translation；Arch side lifting body, which is respectively provided at, excavates the both sides that trolley leans on face one end, institute
It includes third arch jacking part and the second arch ejection for being hinged on third arch jacking part upper end to state arch side lifting body
Bar, the second arch knock-pin slidably connect it is several can along the third of the second arch knock-pin anterior-posterior translation translate it is small
Vehicle.
The principle of above-mentioned technical proposal is：When carrying out the arch installation in tunnel, first excavation trolley is moved to and is abutted
Then hole end is leaned on excavating trolley in face position, by full section face, the difference of two step construction methods and drilling depth length,
Excavate arch (arch pre-splicing hop count=when secondary installation total hop count -2) of the trolley by the pre-splicing appropriate Pin numbers in hole end.
Do not start the first arch jacking part first, only start first hoist, the first hoist of both sides is released steel wire rope, used
Fixture is stuck in the appropriate location of arch on steel wire rope, is then promoted arch to the fixed pulley on lever by first hoist
Position starts the first arch jacking part, arch is further promoted to lever and excavates trolley top layer platform upright position at this time.
Start the second hoist of the first translating trolleys of driving, the first translating trolleys of driving are moved to its bearing bar and are located at immediately below arch
When, arch is down on bearing bar using first hoist and is limited with bolt, the card in first hoist is taken down from arch
Tool.
When the first arch jacking part further jacks, lever top position reduces, and concedes arch translational shifting and postpones, first is flat
It moves trolley and arch is moved into excavation trolley on the first arch lifting pin of face one end under the driving of second hoist
Appropriate location some second translating trolleys on.The arch that first translating trolleys are brought after first front and back in the way of put respectively
It sets on multiple second translating trolleys on the first arch lifting pin, (arch on the first translating trolleys moves to the second translation
When the surface of trolley, the second arch jacks part and rises, and the second translating trolleys jacking arch simultaneously makes its rising, reserves appropriate space
The first translating trolleys are made to translate back into hole end, the second arch jacking part minimizes position, repeats above-mentioned action, more Pin are encircleed
Frame is moved to respectively on several second translating trolleys).
When arch moves on the second translating trolleys, elevating movement and the first knock-pin of part are jacked by the second arch
On multiple second translating trolleys back-and-forth motion, adjust each arch keystone (arch centering) and its each other between
Away from loading onto mesh sheet and connection reinforcing bar (only fixed one end, the other end is movable end) between arch.Second arch jacks part jacking,
Arch is jacked to installation site, locks the connection bolt between every section of arch connecting plate, then by both sides arch side lifting body
On third arch jacking part jacked, by the second knock-pin level eject, third translating trolleys are moved into arch and correspond to position
It sets, arch bottom is jacked to installation site, manually bottom section arch is locked between ground and upper end arch, mesh sheet, weldering are installed
Reinforcing bar is connect in succession, and so far installation is complete for more Pin arches.
The effect of above-mentioned technical proposal is：
1, the present apparatus, which can be directly mounted at, excavates on trolley top layer platform, and apparatus cost is low, by arch in this dress
Around setting, up and down, tilt etc. movements, it is accurately in place to realize arch.
2, the present apparatus can be achieved at the same time two Pin, three Pin even more Pin arches after welding dowel and expanded metal lath while pacify
Dress.
3, the present apparatus realizes the in place of arch and installation by mechanical structure, is installed instead of the manual elevation of arch, pole
Big reduces labor intensity, reduces recruitment number, improves the fixed and positioned efficiency of arch.
4, it is not take up and excavates trolley drilling construction platform, translating trolleys avoid locking first translating trolleys of stone when walking
With the traveling wheel of the second translating trolleys.
5, spacing between two bearing bar of the first translating trolleys when amplification arch translates as possible, when reducing the translation of the first translating trolleys
Arch deflection avoids arch touching from excavating trolley flank.
6, arch installation personnel can be kept to 7-8 people by 12-13 people, and installation personnel is only in the pre-splicing and assembled bottom section arch in ground
It need to manually be lifted when frame and move single hop arch, reduced arch and number is installed, substantially reduce labor intensity.
7, the arch set-up time is reduced, reduces arch installation risk.
Scheme two, advanced optimizes as to base case, and the first arch jacking part and lever are hinged, the first arch
Frame jacks part and lever and is hinged respectively with bottom plate, and lever top and bottom plate are equipped with fixed pulley.The liter of part is jacked by the first arch
Drop, lever circles along bottom plate upper link point, and when the first arch jacking part is contracted in shortest length, lever is to hole end
Slant range longest, promotes arch at this time, and collision in arch hoisting process can be avoided to excavate trolley most possibly；When the first arch
Frame jack part jacking to lever perpendicular to excavate trolley top layer platform when, arch be in the extreme higher position of lifting process, is convenient for the
One translating trolleys take over arch；When the first arch jacking part jacking to longest distance when, lever top be in extreme lower position, be
Arch on first translating trolleys moves to face and reserves sufficient space.
Scheme three, advanced optimizes as to base case, and arch side lifting body is respectively provided at excavation platform
Vehicle is under the first layer flank or second layer flank of face one end both sides.
Scheme four, advanced optimizes as to base case, and the second hoist is cellular-type drum hoister.The
The other end of one the fixed steel wire rope in translating trolleys rear and front end is turned to by fixed pulley, and clockwise and wrapped anti-clockwise exists respectively
The horizontal along pipe track of the first translating trolleys can be realized using a hoist engine in the side of cellular-type drum hoister reel
It moves back and forth, and will not mutually be tangled between steel wire rope, translation is at the uniform velocity.
Scheme five, advanced optimizes as to base case, first arch jacking part, the second arch jacking part and
It is two that third arch, which jacks part,.First arch jacks part and is excavating trolley by hole end both sides each one, is carried for arch
For two suspension centres, it can steadily promote arch while reduce the deformation in arch lifting process；Second arch jacks part and third arch
Frame jacking part is two, and two arch jacking parts are hinged with an arch knock-pin, and knock-pin can be parallel to excavation trolley
Ejection, also can relative tilt, position can opposite adjustment when realizing arch ejection.
Scheme six, as advanced optimizing to scheme five, first arch jacking part, the second arch jacking part and the
Three arches jack part and are driven by hydraulic cylinder or cylinder.All jacking parts provide power, liquid by same hydraulic station or gas station
The power that pressure station or gas station provide realizes the actions such as the lifting of jacking part by the control of various hydraulic pressure (or pneumatic) valve.
Scheme seven, advanced optimizes as to base case, which is characterized in that first translating trolleys, second flat
It is three-dimensional wheel translating trolleys to move trolley and third translating trolleys.Trundle is set as three-dimensional wheel, it is ensured that trolley will not when moving
Phenomena such as derailing, offset, interim card occurs.
Scheme eight, advanced optimizes as to base case, which is characterized in that second translating trolleys and third are flat
The contact position for moving trolley and arch is equipped with scroll wheel.When jacking arch, arch can freely be made relatively on scroll wheel
When vault centering adjustment is made in movement, especially arch, by lifting body both sides knock-pin OQ t at the top of arch, arch can
It is slided rapidly on scroll wheel, achievees the purpose that vault quick centring.
Description of the drawings
Fig. 1 is the structural representation that the utility model embodiment separate tunnel steel arch-shelf mounting device leans on Tunnel wall end
Figure；
Fig. 2 is the structural representation that the utility model embodiment separate tunnel steel arch-shelf mounting device leans on tunnel portal end
Figure；
Fig. 3 is the structural representation that the utility model embodiment separate tunnel steel arch-shelf mounting device leans on tunnel tunnel face end
Figure.
Specific implementation mode
Below by the further details of explanation of specific implementation mode：
Reference numeral in Figure of description includes：Excavate trolley 1, the first arch jacking part 2, lever 3, first hoist
4, pipe track 5, the first translating trolleys 6, second hoist 7, the second arch jacking part 8, the first arch knock-pin 9, second are flat
Move trolley 10, third arch jacking part 11, the second arch knock-pin 12, third translating trolleys 13, arch 14, the first fixed pulley
15, the second fixed pulley 16.
Embodiment is basic as shown in attached drawing 1, attached drawing 2 and attached drawing 3：
Separate tunnel steel arch-shelf mounting device, including excavate trolley 1, be located at and excavate the anchor pole net that trolley 1 leans on hole end
Piece elevator, arch hoisting mechanism are located at the arch translation mechanism excavated under 1 top layer both sides flank of trolley, are located at and excavate trolley 1
Top layer platform both sides and lifting body and the arch excavated under 1 both sides flank of trolley is located at the top of the arch of top layer platform
Side lifting body, arch hoisting mechanism include being located to excavate trolley 1 by two first arch jackings on two heel post of hole end
Part 2, lever 3, bottom plate, first hoist 4 and several first fixed pulleys 15 being equipped with first hoist 4.
Two first arch jacking parts 2 and lever 3 are hinged, and two first arch jacking parts 2 and lever 3 are cut with scissors with bottom plate respectively
It connects, the first arch jacks part 2 and excavating trolley 1 by hole end both sides each one, provides two suspension centres for arch, can steadily carry
It rises arch while reducing the deformation in arch lifting process.3 top of lever and bottom plate are equipped with fixed pulley, are jacked by the first arch
The lifting of part 2, lever 3 are circled along bottom plate upper link point, when the first arch jacking part 2 is contracted in shortest length, thick stick
Bar 3 promotes arch at this time to hole end slant range longest, and collision in arch hoisting process can be avoided to excavate platform most possibly
Vehicle 1；When the first arch jacking part 2 jacking to lever 3 is perpendicular to excavation 1 top layer platform of trolley, arch is in lifting process
Arch is taken in extreme higher position convenient for the first translating trolleys 6；When the jacking jacking of part 2 of the first arch is to longest distance, lever 3 pushes up
End is in extreme lower position, and moving to face for the arch on the first translating trolleys 6 reserves sufficient space.
Arch translation mechanism include for arch anterior-posterior translation pipe track 5, walking on pipe track 5 first translation
Second hoist 7 that trolley 6, the first translating trolleys 6 of driving move back and forth and be equipped with second hoist 7 several the
Two fixed pulleys 16, second hoist 7 are cellular-type drum hoister, the fixed steel wire rope in 6 rear and front end of the first translating trolleys
The other end is turned to by fixed pulley, and clockwise and wrapped anti-clockwise is used in the side of cellular-type drum hoister reel respectively
One hoist engine can be realized the first translating trolleys 6 along 5 horizontal reciprocating movement of pipe track, and will not mutually be entangled between steel wire rope
It twines, translation is at the uniform velocity.
Lifting body includes being respectively provided to excavate two second arch tops that trolley 1 leans on face one end both sides at the top of arch
It rises part 8 and is hinged on the first arch knock-pin 9 of two second arch jacking part, 8 upper ends, it is sliding on the first arch knock-pin 9
It is dynamic be connected with it is several can be along the second translating trolleys 10 of 9 anterior-posterior translation of the first arch knock-pin.
Arch side lifting body, which is respectively provided at, excavates first layer flank or the second layer that trolley 1 leans on face one end both sides
Under flank, arch side lifting body includes that two third arches jack part 11 and are hinged on two third arch jacking parts 11
End the second arch knock-pin 12, the second arch knock-pin 12 slidably connect it is several can be before and after the second arch knock-pin 12
The third translating trolleys 13 of translation.It is two that second arch, which jacks part 8 and third arch jacking part 11, and two arches jack part
Be hinged with an arch knock-pin, knock-pin, which can be parallel to, to be excavated trolley 1 and ejects, also can relative tilt, to realize arch top
Position can opposite adjustment when going out.
First arch jacks part 2, the second arch jacking part 8 and third arch jacking part 11 and is driven by hydraulic cylinder or cylinder
It is dynamic.All jacking parts provide power by same hydraulic station or gas station, and the power that hydraulic station or gas station provide passes through various hydraulic pressure
The actions such as the lifting of jacking part are realized in the control of (or pneumatic) valve.First translating trolleys 6, the second translating trolleys 10 and third translation
Trolley 13 is three-dimensional wheel translating trolleys, and the second translating trolleys 10 and third translating trolleys 13 and the contact position of arch are all provided with
There is scroll wheel.When jacking arch, arch can be performed relative motion freely on scroll wheel, and especially arch makees vault centering tune
When whole, it can rapidly be slided on scroll wheel by lifting body both sides knock-pin OQ t, arch 14 at the top of arch, reach arch
Push up the purpose of quick centring.
When carrying out the installation of arch 14 in tunnel, it will first excavate trolley 1 and be moved to against face position, then opening
Digging stillage truck 1 leans on hole end, pre- by hole end excavating trolley 1 by full section face, the difference of two step construction methods and drilling depth length
Spell the arch 14 (the pre-splicing hop count of arch=when the total hop count of secondary installation -2) of appropriate Pin numbers.The first arch jacking part 2 is not started first, only
Start first hoist 4, the first hoist 4 of both sides releases steel wire rope, the appropriate position of arch 14 is stuck in fixture on steel wire rope
It sets, then arch 14 is promoted to the fixed pulley position on lever 3 by first hoist 4, starts the first arch top at this time
Part 2 is risen, arch 14 is further promoted to lever 3 and excavates 1 top layer platform upright position of trolley.
Start the second hoist 7 of the first translating trolleys 6 of driving, the first translating trolleys 6 of driving are moved to its bearing bar position
When 14 underface of arch, arch 14 is down on bearing bar using first hoist 4 and is limited with bolt, is taken from arch 14
Fall the fixture in first hoist 4.When the first arch jacking part 2 further jacks, 3 top position of lever reduces, and concedes arch
14 translational shiftings postpone, and arch 14 is moved under the driving of second hoist 7 and excavates trolley 1 by area by the first translating trolleys 6
On some second translating trolleys 10 of appropriate location on the first arch lifting pin of face one end.
The arch 14 that first translating trolleys 6 are brought after first front and back in the way of be individually positioned on the first arch lifting pin
Multiple second translating trolleys 10 on, (arch 14 on the first translating trolleys 6 moves to the surface of the second translating trolleys 10
When, the second arch jacks part 8 and rises, and the second translating trolleys 10 jacking arch 14 simultaneously makes its rising, and reserving appropriate space makes first
Translating trolleys 6 translate back into hole end, and the second arch jacking part 8 minimizes position, above-mentioned action repeated, by more Pin arches 14
It moves to respectively on several second translating trolleys 10).When arch 14 moves on the second translating trolleys 10, pass through the second arch top
The elevating movement of part 8 and the back-and-forth motion of multiple second translating trolleys 10 on the first knock-pin are risen, each arch 14 is adjusted
Keystone (14 centering of arch) and its mutual spacing, load onto mesh sheet between arch 14 and connection reinforcing bar (only fixes one end, separately
One end is movable end).
Second arch jacks part 8 and jacks, and by the jacking of arch 14 to installation site, locks the company between every section of 14 connecting plate of arch
Connecting bolt, then the third arch jacking part 11 on the lifting body of both sides arch side is jacked, by the second knock-pin level
Third translating trolleys 13 are moved to 14 corresponding position of arch, 14 bottom of arch are jacked to installation site by ejection, manually by bottom section
Arch 14 is locked between ground and upper end arch 14, is installed mesh sheet, is welded to connect reinforcing bar, so far installation is complete for more Pin arches 14.
Through experiment：
Arch installation personnel can be kept to 7-8 people by 12-13 people, installation personnel only in pre-splicing A, B, C section of arch in ground and
It need to manually be lifted when mobile D sections of arches and move single hop arch.
The first step:4-5 people is in ground 3 Pin of assembly (often Pin include A, B, C sections) arch simultaneously, about 12-15 minutes used time, this
When, remaining 3 people is lifted mesh sheet, reinforcing bar, advance anchor bolt to top layer flat bed with anchor pole mesh sheet elevator.
Second step:It is pre-splicing it is complete after stay two people to block arch with fixture on 4 steel wire rope of first hoist on ground, on remaining people
Corresponding position on trolley 1 is excavated, single Pin arches lift time 2-3 minute, translate 2-3 minutes arch used time, and the two, which synchronizes, to be carried out,
Total used time 10-15 minute.
Third walks:3 Pin arch centerings, used time 4-5 minute.
4th step:Mesh sheet and 20-25 minutes reinforcing bar used time of connection between installation, binding, welding arch
5th step:The jacking of at the top of arch and both sides, both sides D sections of arch installation, used time 20-25 minute
6th step:Mesh sheet and the binding of connection reinforcing bar, welding, used time about 25-30 point between D sections and new peace arch and former arch
Clock.
The used time is 91-125 minutes in the case of not considering the time for owing digging, cleaning float stone and other influence arch installations,
In addition lock foot, advance anchor bolt drilling installation used time 1.5-2 hour, total used time 3-4 hours.
Above-described is only the embodiments of the present invention, and the common sense such as well known concrete structure and characteristic are herein in scheme
It does not describe excessively.It should be pointed out that for those skilled in the art, in the premise for not departing from the utility model structure
Under, several modifications and improvements can also be made, these should also be considered as the scope of protection of the utility model, these are not all interfered with
The effect and patent practicability that the utility model is implemented.This application claims protection domain should be with the content of its claim
Subject to, the records such as specific implementation mode in specification can be used for explaining the content of claim.
Claims (8)
1. separate tunnel steel arch-shelf mounting device, it is characterised in that：Including excavating trolley, being located at and excavate trolley by hole end
Anchor pole mesh sheet elevator, is located at the arch translation mechanism excavated under the flank of trolley top layer both sides, is located at excavation arch hoisting mechanism
Trolley top layer platform both sides and lifting body and being located at excavates under the flank of trolley both sides at the top of the arch of top layer platform
Arch side lifting body, the arch hoisting mechanism include being located at the first arch for excavating trolley on two heel post of hole end
Jack part, lever, bottom plate, first hoist and several first fixed pulleys with first hoist cooperation；The arch translates machine
Structure includes the pipe track for arch anterior-posterior translation, the first translating trolleys walked on pipe track, drives the first translation small
The second hoist that vehicle moves back and forth and several second fixed pulleys with second hoist cooperation；Lifting body at the top of the arch
Including being respectively provided at the second arch jacking part for excavating trolley by face one end both sides and being hinged on the second arch jacking part
The first arch knock-pin at end, slidably connect on the first arch knock-pin it is several can be before and after the first arch knock-pin
Second translating trolleys of translation；Arch side lifting body, which is respectively provided at, excavates the both sides that trolley leans on face one end, institute
It includes third arch jacking part and the second arch ejection for being hinged on third arch jacking part upper end to state arch side lifting body
Bar, the second arch knock-pin slidably connect it is several can along the third of the second arch knock-pin anterior-posterior translation translate it is small
Vehicle.
2. separate tunnel steel arch-shelf mounting device according to claim 1, it is characterised in that：The first arch jacking
Part is hinged with lever, and the first arch jacks part and lever and is hinged respectively with bottom plate, and lever top and bottom plate are equipped with fixed pulley.
3. separate tunnel steel arch-shelf mounting device according to claim 1, it is characterised in that：The arch side jacking
Mechanism, which is respectively provided at, excavates trolley under the first layer flank or second layer flank of face one end both sides.
4. separate tunnel steel arch-shelf mounting device according to claim 1, it is characterised in that：The second hoist is
Cellular-type drum hoister.
5. separate tunnel steel arch-shelf mounting device according to claim 1, it is characterised in that：The first arch jacking
Part, the second arch jacking part and third arch jacking part are at least two.
6. separate tunnel steel arch-shelf mounting device according to claim 5, it is characterised in that：The first arch jacking
Part, the second arch jacking part and third arch jacking part are driven by hydraulic cylinder or cylinder.
7. separate tunnel steel arch-shelf mounting device according to claim 1, it is characterised in that：First translation is small
Vehicle, the second translating trolleys and third translating trolleys are three-dimensional wheel translating trolleys.
8. separate tunnel steel arch-shelf mounting device according to claim 1, it is characterised in that：Second translating trolleys
It is equipped with scroll wheel with the contact position of third translating trolleys and arch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721784358.3U CN207647523U (en) | 2017-12-19 | 2017-12-19 | Separate tunnel steel arch-shelf mounting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721784358.3U CN207647523U (en) | 2017-12-19 | 2017-12-19 | Separate tunnel steel arch-shelf mounting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207647523U true CN207647523U (en) | 2018-07-24 |
Family
ID=62877536
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721784358.3U Active CN207647523U (en) | 2017-12-19 | 2017-12-19 | Separate tunnel steel arch-shelf mounting device |
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| Country | Link |
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| CN (1) | CN207647523U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108005687A (en) * | 2017-12-19 | 2018-05-08 | 龚岗 | Separate tunnel steel arch-shelf erecting device |
| CN114961802A (en) * | 2022-06-15 | 2022-08-30 | 山东龙泰节能技术有限责任公司 | Feeding mechanism, conveying mechanism and automatic lifting arch frame trolley |
-
2017
- 2017-12-19 CN CN201721784358.3U patent/CN207647523U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108005687A (en) * | 2017-12-19 | 2018-05-08 | 龚岗 | Separate tunnel steel arch-shelf erecting device |
| CN108005687B (en) * | 2017-12-19 | 2024-01-26 | 龚岗 | Separated tunnel steel arch installing device |
| CN114961802A (en) * | 2022-06-15 | 2022-08-30 | 山东龙泰节能技术有限责任公司 | Feeding mechanism, conveying mechanism and automatic lifting arch frame trolley |
| CN114961802B (en) * | 2022-06-15 | 2023-08-29 | 山东龙泰节能技术有限责任公司 | Feeding mechanism, conveying mechanism and automatic lifting arch frame trolley |
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Effective date of registration: 20220117 Address after: 404100 Gaoqiao Pioneer Park, Changlong Town, Dianjiang County, Chongqing Patentee after: FUTE INTELLIGENT EQUIPMENT (CHONGQING) Co.,Ltd. Address before: 401120 12-2-3-3, Luneng Xingcheng fifth block, Yubei District, Chongqing Patentee before: Gong Gang |