CN207761683U - A kind of tunnel excavator rounding device and control system - Google Patents
A kind of tunnel excavator rounding device and control system Download PDFInfo
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- CN207761683U CN207761683U CN201721770491.3U CN201721770491U CN207761683U CN 207761683 U CN207761683 U CN 207761683U CN 201721770491 U CN201721770491 U CN 201721770491U CN 207761683 U CN207761683 U CN 207761683U
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Abstract
The utility model creation provides a kind of tunnel excavator rounding device, including holder, two tracks, each track is equipped with a horizontal push element, each level push element push end is equipped with push element on one and once pushes element, two upper push elements are connected with the first arc panel, and push element is connected with the second arc panel, first arc panel and the second arc panel outer arc radius under two and tunnel excavator section of jurisdiction internal diameter is correspondingly arranged.A kind of tunnel excavator rounding device realizes the requirement of section of jurisdiction outer round surface circularity.A kind of control system, including solenoid directional control valve and multi-way valve, the multi-way valve includes three in parallel three six-way transfer valves, one of them three six-way transfer valve is connected to level push element, the upper push elements of second three six-way transfer valve and two are connected to simultaneously, and push element under three six-way transfer valves of third and two is connected to simultaneously.This system design is simple, and simple operation shortens the duration, improves construction efficiency.
Description
Technical field
The invention belongs to tunnel excavator apparatus field, more particularly, to a kind of tunnel excavator rounding device and control
System processed.
Background technology
In existing underground industrial operation, the excavation of subterranean tunnel is completed by tunnel excavator, tunnel excavator digger
In work, section of jurisdiction plays a key effect, and in order to meet tunnelling needs, after the assembling of section of jurisdiction, outer circle, which needs to meet certain circularity, wants
It asks, but in the assembling process of section of jurisdiction, the top section of jurisdiction and lower part section of jurisdiction of kludge usually will appear faulting of slab ends etc. and misalign phenomenon,
Therefore it needs to carry out full circle in an assembling process, to ensure the circularity requirement of section of jurisdiction excircle.
Invention content
In view of this, the invention is directed to a kind of tunnel excavator rounding device and control system, to meet tunnel
The circularity requirement of road excavator section of jurisdiction.
In order to achieve the above objectives, the technical solution of the invention is realized in：
A kind of tunnel excavator rounding device, including holder and two levels and the track that is arranged in parallel on the holder,
Each track is equipped with a horizontal push element, and two horizontal push element push ends are arranged in the same direction, each level pushes
Element pushes end and is equipped with a link block, each link block upper end is equipped on one and pushes element, which is equipped with
Element is pushed, the first arc panel of evagination is connected between the push end of two upper push elements, push element pushes end under two
Between be connected with the second arc panel of evagination, the first arc panel and the setting of the second arc panel face, first arc panel and second
Arc panel outer arc radius and tunnel excavator section of jurisdiction internal diameter are correspondingly arranged.
Further, the horizontal push element, upper push element and lower push element are respectively hydraulic cylinder.
Further, the link block bottom surface is equipped with the idler wheel of orbital motion.
Compared with the existing technology, a kind of tunnel excavator rounding device described in the invention has the advantage that：
A kind of tunnel excavator rounding device described in the invention, level push element year, upper push element and
Under lower push element collective effect, tunnel excavator upper tube plate inner surface is pressed by the first arc panel of top setting,
Second arc panel of lower section setting presses tunnel excavator lower tube plate inner surface, realizes the requirement of section of jurisdiction outer round surface circularity,
Thereby guarantee that the normal excacation of tunnel excavator.
A kind of control system, including solenoid directional control valve and multi-way valve, the multi-way valve include three in parallel one or three
Six-way transfer valve, the two or three six-way transfer valve and the three or three six-way transfer valve, wherein the first three six-way transfer valves
It is connected to level push element, the two or three six-way transfer valve is same by the first two-way check valve and two upper push elements
Shi Liantong, the three or three six-way transfer valve are connected to simultaneously by pushing element under the second two-way check valve and two.
Further, the oil inlet that first two-way check valve passes through the first quantitative distributor and two upper push elements
Connection, second two-way check valve are connected to by pushing the oil inlet of element under the second quantitative distributor and two.
Further, it has been respectively communicated between push element oil inlet between two upper push element oil inlets, under two
High-pressure ball valve.
Further, under first two-way check valve and two upper push interelements, the second two-way check valve and two
Push interelement, the one or three six-way transfer valve and two horizontal push interelements are respectively equipped with bidirectional relief valve.
Further, first two-way check valve and the second two-way check valve are respectively bidirectional hydraulic check valve.
Compared with the existing technology, a kind of control system described in the invention has the advantage that：
In a kind of control system described in the invention, hydraulic oil pushes element by multi-way valve controlled level, above pushes away
Element and lower push element movement are sent, and then controls the action of the first, second arc panel, realizes the section of jurisdiction excircle finished to assembly
The full circle requirement in face, this system design is simple, and simple operation saves section of jurisdiction full circle expense during later stage operation, shortens work
Phase improves construction efficiency.
Description of the drawings
The attached drawing for constituting the part of the invention is used for providing further understanding the invention, present invention wound
The illustrative embodiments and their description made do not constitute the improper restriction to the invention for explaining the invention.
In attached drawing：
Fig. 1 is a kind of tunnel excavator rounding device front view described in the invention embodiment；
Fig. 2 is a kind of tunnel excavator rounding device vertical view described in the invention embodiment；
Fig. 3 is a kind of tunnel excavator rounding device left view described in the invention embodiment；
Fig. 4 is a kind of control system architecture schematic diagram described in the invention embodiment.
Reference sign：
1- holders；2- tracks；
3- levels push element；Element is pushed on 4-；
Element is pushed under 5-；The first arc panels of 6-；
The second arc panels of 7-；8- link blocks；
9- fixed blocks；10- reversal valves；
11- multi-way valves；The one or three six-way transfer valve of 111-；
The two or three six-way transfer valve of 112-；The three or three six-way transfer valve of 113-；
12- bidirectional relief valves；The first two-way check valves of 13-；
The second two-way check valves of 14-；15- high-pressure ball valves；
The first quantitative distributors of 16-；The second quantitative distributors of 17-.
Specific implementation mode
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the invention can
To be combined with each other.
In the description of the invention, it is to be understood that term "center", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description the invention and simplifies to describe, rather than indicate
Or imply that signified device or element must have a particular orientation, with specific azimuth configuration and operation, therefore cannot understand
For the limitation to the invention.In addition, term " first ", " second " etc. are used for description purposes only, and should not be understood as indicating
Or it implies relative importance or implicitly indicates the quantity of indicated technical characteristic." first ", " second " etc. are defined as a result,
Feature can explicitly or implicitly include one or more this feature.In the description of the invention, unless separately
It is described, the meaning of " plurality " is two or more.
In the description of the invention, it should be noted that unless otherwise clearly defined and limited, term " peace
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, can also be electrical connection；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, on being understood by concrete condition
State concrete meaning of the term in the invention.
The present invention will be described in detail below with reference to the accompanying drawings and embodiments creates.
As shown in Figs. 1-3, a kind of tunnel excavator rounding device, including holder 1 and parallel and be horizontally set on the holder
Two tracks 2 on 1 are provided with a horizontal push element 3 on each track 2, and it is same that two horizontal push elements 3 push end
To setting, each level push element 3 pushes end and is equipped with a link block 8, and 8 bottom surface of the link block is equipped with idler wheel, and level pushes away
It send element 3 to push link block 8 to move along track 2 by idler wheel, each link block 8 is connected with a fixed block 9, on fixed block 9
End, which is equipped on one, pushes element 4, which is equipped with and pushes element 5, in the present embodiment, the horizontal push member
Part 3, upper push element 4 and lower push element 5 are respectively hydraulic cylinder, and evagination is connected between the push end of two upper push elements 4
The first arc panel 6, push element 5 pushes the second arc panel 7 that evagination is connected between end under two, the first arc panel 6 and the
Two arc panels, 7 face is arranged, 6 and second arc panel of the first arc panel, 7 outer arc radius and tunnel excavator section of jurisdiction internal diameter
It is correspondingly arranged.
When using the present apparatus, the first, second arc panel is pushed at the kludge of section of jurisdiction by two horizontal elements 3 that push,
Then first arc panel 6 is pressed into the section of jurisdiction inner surface after assembling by two upper push elements 4, section of jurisdiction is under pressure effect
It realizes position adjustment, solves faulting of slab ends phenomenon, ensure section of jurisdiction outer circle planarization, meet the requirement of its circularity, same principle pushes away under
It send element 5 and the second arc panel 7 to interact, realizes that underlying section of jurisdiction position is adjusted after being assembled to kludge, is entangled
Positive section of jurisdiction faulting of slab ends phenomenon, meets requirement.
A kind of control system applied to tunnel excavator rounding device, including solenoid directional control valve 10 and multi-way valve 11, institute
It includes three in parallel the one or three six-way transfer valves, 111, the 2nd 3 six-way transfer valves 112 and the three or three to state multi-way valve 11
Six-way transfer valve 113, wherein the first three six-way transfer valves 111 are connected to two horizontal push elements 3, that is, two
The oil inlet of level push element 3 is connected to the actuator port A of the one or three six-way transfer valve 111 respectively, realizes oil inlet control,
The oil outlet of this two horizontal push elements 3 is connected to the actuator port B of the one or three six-way transfer valve 111 respectively, realizes oil
Liquid oil return, thus controlled level push element 3 push element is flexible；Two or three six-way transfer valve 112 passes through first
Two-way check valve 13 is connected to simultaneously with two upper push elements 4, i.e., two upper push 4 oil inlets of element are two-way by first respectively
It is connected to the two or three 112 actuator port A of six-way transfer valve after check valve 13, two upper push 4 oil outlets of element lead to respectively again
It is connected to the two or three 112 actuator port B of six-way transfer valve after crossing the first two-way check valve 13, described three or three six logical commutation
Valve 113 by the second two-way check valve 14 with two under push element 5 be connected to simultaneously；In the present embodiment, to ensure described in two
First two-way check valve 13 is connected to by the first quantitative distributor 16 with the oil inlet of two upper push elements 4, described second pair
To check valve 14 by the second quantitative distributor 17 with two under push element 5 oil inlet be connected to.First two-way check valve 13
Setting ensure on push 4 self-locking function of element, it is common structure lock in oil circuit because of two-way check valve, is not done herein detailed
It introduces.Illustrate operation principle by taking two upper push elements 4 as an example, hydraulic oil after the two or three six-way transfer valve 112 by entering
First two-way check valve 13, then by being input to two upper oil inlets for pushing element 4 after the first quantitative distributor 16 simultaneously
It is interior, while controlling two upper push elements 4 and acting, and then the first arc panel 6 is driven to move up, ensure that first arc panel 6 presses closer
In section of jurisdiction joining place, same principle operates lower push element and so that the second arc panel 7 moves down, ensures that second arc panel 7 presses closer
It is connected in the section of jurisdiction of lower section, then adjusts the two or three six-way transfer valve 112 repeatedly and the three or three six-way transfer valve 113 is realized
Section of jurisdiction full circle action, meets section of jurisdiction status requirement.
In the present embodiment, connect respectively between push 5 oil inlet of element between two upper 4 oil inlets of push element, under two
It is connected with high-pressure ball valve 15, when two upper push 4 collapsing lengths of element are inconsistent, push 5 collapsing length of element is inconsistent under two
When, ensure that two upper push 4 input pressures of element are identical by opening high-pressure ball valve, 5 input pressure phase of element is pushed under two
Together, thereby guarantee that two upper push 4 strokes of element are identical, it is identical to push 5 stroke of element under two, thereby guarantee that first,
Second arc panel moving direction linearity, and then ensure that demand is close in the first, second arc panel outer surface and section of jurisdiction inner surface.
In the present embodiment, to ensure working oil path pressure in a certain range, first two-way check valve 13 and two
Between upper push element 4, under the second two-way check valve 14 and two between push element 5, the one or three 111 and of six-way transfer valve
It is respectively equipped with bidirectional relief valve 12 between two horizontal push elements 3.
The foregoing is merely the preferred embodiments of the invention, are not intended to limit the invention creation, all at this
Within the spirit and principle of innovation and creation, any modification, equivalent replacement, improvement and so on should be included in the invention
Protection domain within.
Claims (8)
1. a kind of tunnel excavator rounding device, it is characterised in that：Including holder (1) and two levels and it is arranged in parallel in this
Track (2) on holder (1), each track (2) are equipped with a horizontal push element (3), and two horizontal push elements (3) push away
Sending end is arranged in the same direction, each level push element (3) pushes end and is equipped with a link block (8), each link block (8) upper end is set
Have and push element (4) on one, which is equipped with push element (5), the push of two upper push elements (4)
It is connected with the first arc panel (6) of evagination between end, push element (5) pushes the second arc panel that evagination is connected between end under two
(7), the first arc panel (6) and the setting of the second arc panel (7) face, first arc panel (6) and the second arc panel (7) outer circle
Arc radius and tunnel excavator section of jurisdiction internal diameter are correspondingly arranged.
2. a kind of tunnel excavator rounding device according to claim 1, it is characterised in that：The horizontal push element
(3), upper push element (4) and lower push element (5) are respectively hydraulic cylinder.
3. a kind of tunnel excavator rounding device according to claim 1, it is characterised in that：Link block (8) bottom surface
Equipped with the idler wheel moved along track (2).
4. a kind of control system applied to tunnel excavator rounding device described in any one of claim 1-3 claims,
It is characterized in that：Including solenoid directional control valve (10) and multi-way valve (11), the multi-way valve (11) includes three in parallel one or three
Six-way transfer valve (111), the two or three six-way transfer valve (112) and the three or three six-way transfer valve (113), wherein described first
Three six-way transfer valves (111) are connected to simultaneously with two horizontal push elements (3), pass through the one or three six-way transfer valve
(111) it controls two horizontal push elements (3) to act simultaneously, the two or three six-way transfer valve (112) is two-way by first
Check valve (13) is connected to simultaneously with two upper push elements (4), and the three or three six-way transfer valve (113) is two-way by second
Check valve (14) is connected to simultaneously with push element (5) under two.
5. control system according to claim 4, it is characterised in that：First two-way check valve (13) is fixed by first
Amount distributor (16) is connected to the oil inlet of two upper push elements (4), and second two-way check valve (14) is fixed by second
Amount distributor (17) is connected to the oil inlet for pushing element (5) under two.
6. control system according to claim 4, it is characterised in that：Between two upper push element (4) oil inlets, two
It is respectively communicated with high-pressure ball valve (15) between a lower push element (5) oil inlet.
7. control system according to claim 4, it is characterised in that：First two-way check valve (13) and two above push away
Send between element (4), under the second two-way check valve (14) and two between push element (5), the one or three six-way transfer valve
(111) it is respectively equipped with bidirectional relief valve (12) between two horizontal push elements (3).
8. control system according to claim 4, it is characterised in that：First two-way check valve (13) and second two-way
Check valve (14) is respectively bidirectional hydraulic check valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721770491.3U CN207761683U (en) | 2017-12-18 | 2017-12-18 | A kind of tunnel excavator rounding device and control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721770491.3U CN207761683U (en) | 2017-12-18 | 2017-12-18 | A kind of tunnel excavator rounding device and control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207761683U true CN207761683U (en) | 2018-08-24 |
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ID=63186861
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721770491.3U Active CN207761683U (en) | 2017-12-18 | 2017-12-18 | A kind of tunnel excavator rounding device and control system |
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| CN (1) | CN207761683U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108005693A (en) * | 2017-12-18 | 2018-05-08 | 辽宁三三工业有限公司 | A kind of tunnel excavator rounding device and control system |
| CN110219840A (en) * | 2019-06-06 | 2019-09-10 | 芜湖新兴铸管有限责任公司 | The automatic school circle hydraulic system of cast iron pipe fittings set round machine and cast iron pipe fittings school circle method |
-
2017
- 2017-12-18 CN CN201721770491.3U patent/CN207761683U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108005693A (en) * | 2017-12-18 | 2018-05-08 | 辽宁三三工业有限公司 | A kind of tunnel excavator rounding device and control system |
| CN108005693B (en) * | 2017-12-18 | 2024-04-26 | 辽宁三三工业有限公司 | Rounding device and control system of tunnel excavator |
| CN110219840A (en) * | 2019-06-06 | 2019-09-10 | 芜湖新兴铸管有限责任公司 | The automatic school circle hydraulic system of cast iron pipe fittings set round machine and cast iron pipe fittings school circle method |
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