CN204489853U - A kind of start-stop system for shield machine screw machine early gate - Google Patents
A kind of start-stop system for shield machine screw machine early gate Download PDFInfo
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- CN204489853U CN204489853U CN201520042283.6U CN201520042283U CN204489853U CN 204489853 U CN204489853 U CN 204489853U CN 201520042283 U CN201520042283 U CN 201520042283U CN 204489853 U CN204489853 U CN 204489853U
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Abstract
The utility model relates to a kind of start-stop system for shield machine screw machine early gate, this start-stop system is arranged on the native bulkhead of shield machine, comprise left gate sheet and right gate sheet, described start-stop system also comprises the first left side power oil cylinder, the first right side power oil cylinder, the second left side power oil cylinder, the second right side power oil cylinder and hydraulic control unit, first left side power oil cylinder and the second left side power oil cylinder are hinged by left side rocking arm and left gate sheet, the first right side power oil cylinder and the second right side power oil cylinder pass through right side rocking arm and right gate sheet hinged.Compared with prior art, the utility model structure is simple, compact, practical, screw machine early gate 90 ° rotation can be realized, can effectively reduce taking up room of screw machine early gate, only can need be regulated by hydraulic control unit, more convenient to operate, applied widely, more safe and reliable, there is good application prospect.
Description
Technical field
The utility model belongs to shield machine technical field, relates to a kind of start-stop system, especially relates to a kind of start-stop system for shield machine screw machine early gate.
Background technology
Shield machine, entirely be named as shielding tunnel excavator, a kind of special engineering machinery of tunnel piercing, modern shield excavation machine integrates light, mechanical, electrical, liquid, sensing, information techenology, there is excavation cut the soil body, conveying soil quarrel, assembled tunnel lining, measure the functions such as guiding correction, relate to geology, building, machinery, mechanics, hydraulic pressure, electrically, control, the multi-door subject technology such as measurement, and manufacturing and designing of " formula of cutting the garment according to the figure " to be carried out according to different geology, reliability requirement is high.Shield machine has now been widely used in the tunnel engineering such as subway, railway, highway, municipal administration, water power.
Under normal circumstances, the working space of shield machine is narrow and small, compact arrangement of equipment.At present, cutter head type shield machine is commonly used in the construction of subterranean tunnel, and the cutterhead utilizing shield machine top to install cuts soil layer, and is transported to shield machine rear portion with screw machine after being cut by earth, and with dolly or load-transfer device, earth is delivered to ground.In the normal operation of shield machine, screw machine plays vital effect, but due to the working space of shield machine comparatively narrow and small, therefore in the design process, taking up room of screw machine is limited larger.Traditional screw machine early gate opens and closes angle between 50-70 °, and be limited to the keying angle of early gate, screw machine then cannot complete required action smoothly in relatively little space, and this brings impact can to normal engineer operation, even also can cause certain potential safety hazard.
Summary of the invention
The purpose of this utility model is exactly provide a kind of structure simple to overcome defect that above-mentioned prior art exists, safe and reliable, opens and closes the start-stop system for shield machine screw machine early gate that angle can reach 90 °.
The purpose of this utility model can be achieved through the following technical solutions:
A kind of start-stop system for shield machine screw machine early gate, this start-stop system is arranged on the native bulkhead of shield machine, comprise left gate sheet and right gate sheet, described left gate sheet and right gate sheet are respectively by left mandrel, right mandrel is symmetricly set on native bulkhead base plate, described left mandrel and right mandrel are also respectively equipped with mandrel lubrication unit, described start-stop system also comprises and is symmetricly set on the first left side power oil cylinder on native bulkhead top board and the first right side power oil cylinder, be symmetricly set on the second left side power oil cylinder on native bulkhead base plate and the second right side power oil cylinder and hydraulic control unit, the first described left side power oil cylinder and the second left side power oil cylinder are by left side rocking arm, left mandrel and described left gate sheet hinged, the first described right side power oil cylinder and the second right side power oil cylinder are by right side rocking arm, right mandrel and described right gate sheet hinged, and the first described left side power oil cylinder, first right side power oil cylinder, second left side power oil cylinder, second right side power oil cylinder and mandrel lubrication unit control by hydraulic control unit.
The first described left side power oil cylinder, the first right side power oil cylinder, the second left side power oil cylinder, the second right side power oil cylinder and mandrel lubrication unit are connected with described hydraulic control unit by circuit.
First described left side power oil cylinder one end is arranged on native bulkhead top board by fixed-hinged support on the left of first, the other end is provided with piston rod a, second described left side power oil cylinder one end is arranged on native bulkhead base plate by fixed-hinged support on the left of second, the other end is provided with piston rod c, and described piston rod a and piston rod c all by left side rocking arm and described left gate sheet hinged.
Described left side one end is set on left mandrel, and is fixedly connected with left gate sheet by left mandrel, the described left side rocking arm other end and piston rod a, piston rod c hinged.
First described right side power oil cylinder one end is arranged on native bulkhead top board by fixed-hinged support on the right side of first, the other end is provided with piston rod b, second described right side power oil cylinder one end is arranged on native bulkhead base plate by fixed-hinged support on the right side of second, the other end is provided with piston rod d, and described piston rod b and piston rod d all by right side rocking arm and described right gate sheet hinged.
Described right side one end is set on right mandrel, and is fixedly connected with right gate sheet by right mandrel, the described right side rocking arm other end and piston rod b, piston rod d hinged.
Described left side rocking arm is also provided with the first pin-and-hole, in off position, in the first described pin-and-hole, is inserted with the first retaining pin.
Described right side rocking arm is also provided with the second pin-and-hole, in off position, in the second described pin-and-hole, is inserted with the second retaining pin.
In practical work process, when needing to open, first mandrel lubrication unit is opened by hydraulic control unit, respectively left mandrel and right mandrel are lubricated, then the first retaining pin and the second retaining pin is removed respectively, now, piston rod d in piston rod c in second left side power oil cylinder and the second right side power oil cylinder retracts, piston rod c and piston rod d drives piston rod a respectively, piston rod b moves together, left side rocking arm and right side rocking arm start to rotate, left gate sheet starts to be separated with right gate sheet, and rotate respectively to the left and right sides, when left side rocking arm and right side rocking arm rotate 48 ° respectively, stretched out by hydraulic control unit control plunger bar a and piston rod b, now, piston rod c and piston rod d is servo-actuated, after left side rocking arm and right side rocking arm rotate 42 ° more respectively, left gate sheet and right gate sheet have distinguished rotation in 90 °, mandrel lubrication unit is closed again by hydraulic control unit, namely the unlatching operation of gate is completed,
When needing to close, first mandrel lubrication unit is opened by hydraulic control unit, respectively left mandrel and right mandrel are lubricated, then control the piston rod a in the first left side power oil cylinder and the piston rod b in the first right side power oil cylinder by hydraulic control unit to retract, piston rod a and piston rod b drives piston rod c respectively, piston rod d moves together, left side rocking arm and right side rocking arm start to rotate, and drive left gate sheet and right gate sheet to relatively rotate respectively, when left side rocking arm and right side rocking arm rotate 42 ° respectively, stretched out by hydraulic control unit control plunger bar c and piston rod d again, now, piston rod a and piston rod b is servo-actuated, after left side rocking arm and right side rocking arm rotate 48 ° more respectively, mandrel lubrication unit is closed again by hydraulic control unit, namely the closedown operation of gate is completed, and the first retaining pin and the second retaining pin are installed respectively.
Compared with prior art, the utility model is by actuator cylinder, rocking arm organically combines use, by rocking arm, the moment of torsion that actuator cylinder exports is passed on mandrel, mandrel is rotated, and drive two gate sheets to rotate together, thus realize the open and close of gate, in actual mechanical process, screw machine early gate 90 ° rotation can be realized, can effectively reduce taking up room of screw machine early gate, whole apparatus structure is simple, compact, practical, only can need be regulated by hydraulic control unit, more convenient to operate, applied widely, more safe and reliable, there is good application prospect.
Accompanying drawing explanation
Structural representation when Fig. 1 is the utility model closure state;
Structural representation when Fig. 2 is the utility model opening;
Description of symbols in figure:
1-base plate, 2-top board, 3-left gate sheet, 4-right gate sheet, 5-the first left side power oil cylinder, 6-the first right side power oil cylinder, 7-the second left side power oil cylinder, 8-the second right side power oil cylinder, fixed-hinged support on the left of in the of 9-the first, fixed-hinged support on the right side of in the of 10-the first, fixed-hinged support on the left of in the of 11-the second, fixed-hinged support on the right side of in the of 12-the second, 13-left mandrel, 14-right mandrel, 15-left side rocking arm, 16-right side rocking arm, 17-the first retaining pin, 18-the second retaining pin.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail.
Embodiment:
As shown in Fig. 1 ~ 2, a kind of start-stop system for shield machine screw machine early gate, this start-stop system is arranged on the native bulkhead of shield machine, comprise left gate sheet 3 and right gate sheet 4, described left gate sheet 3 and right gate sheet 4 are respectively by left mandrel 13, right mandrel 14 is symmetricly set on native bulkhead base plate 1, described start-stop system also comprises the first left side power oil cylinder 5 and the first right side power oil cylinder 6 be symmetricly set on native bulkhead top board 2, be symmetricly set on the second left side power oil cylinder 7 and the second right side power oil cylinder 8 and hydraulic control unit on native bulkhead base plate 1, it is hinged with described left gate sheet 3 that the first described left side power oil cylinder 5 and the second left side power oil cylinder 7 pass through left side rocking arm 15, it is hinged with described right gate sheet 4 that the first described right side power oil cylinder 6 and the second right side power oil cylinder 8 pass through right side rocking arm 16, and the first described left side power oil cylinder 5, first right side power oil cylinder 6, second left side power oil cylinder 7, second right side power oil cylinder 8 and mandrel lubrication unit control by hydraulic control unit.
Wherein, the first left side power oil cylinder 5, first right side power oil cylinder 6, second left side power oil cylinder 7, second right side power oil cylinder 8 and mandrel lubrication unit are connected with hydraulic control unit by circuit.
First left side power oil cylinder 5 one end is arranged on native bulkhead top board 2 by fixed-hinged support 9 on the left of first, the other end is provided with piston rod a, second left side power oil cylinder 7 one end is arranged on native bulkhead base plate 1 by fixed-hinged support 11 on the left of second, the other end is provided with piston rod c, and piston rod a and piston rod c is all hinged by left side rocking arm 15 and left gate sheet 3.Rocking arm 15 one end, left side is set on left mandrel 13, and is fixedly connected with left gate sheet 3 by left mandrel 13, left side rocking arm 15 other end and piston rod a, piston rod c hinged.
First right side power oil cylinder 6 one end is arranged on native bulkhead top board 2 by fixed-hinged support 10 on the right side of first, the other end is provided with piston rod b, second right side power oil cylinder 8 one end is arranged on native bulkhead base plate 1 by fixed-hinged support 12 on the right side of second, the other end is provided with piston rod d, and piston rod b and piston rod d is all hinged by right side rocking arm 16 and right gate sheet 4.Rocking arm 16 one end, right side is set on right mandrel 14, and is fixedly connected with right gate sheet 4 by right mandrel 14, right side rocking arm 16 other end and piston rod b, piston rod d hinged.
Left side rocking arm 15 is also provided with the first pin-and-hole, in off position, in the first pin-and-hole, is inserted with the first retaining pin 17; Right side rocking arm 16 is also provided with the second pin-and-hole, in off position, in the second described pin-and-hole, is inserted with the second retaining pin 18.
In practical work process, when needing to open, first mandrel lubrication unit is opened by hydraulic control unit, respectively left mandrel and right mandrel are lubricated, then the first retaining pin 17 and the second retaining pin 18 is removed respectively, now, piston rod d in piston rod c in second left side power oil cylinder 7 and the second right side power oil cylinder 8 retracts, piston rod c and piston rod d drives piston rod a respectively, piston rod b moves together, left side rocking arm 15 starts to rotate with right side rocking arm 16, left gate sheet 3 starts to be separated with right gate sheet 4, and rotate respectively to the left and right sides, when left side rocking arm 15 rotates 48 ° respectively with right side rocking arm 16, stretched out by hydraulic control unit control plunger bar a and piston rod b, now, piston rod c and piston rod d is servo-actuated, after left side rocking arm 15 rotates 42 ° more respectively with right side rocking arm 16, left gate sheet 3 has distinguished rotation in 90 ° with right gate sheet 4, mandrel lubrication unit is closed again by hydraulic control unit, namely the unlatching operation of gate is completed,
When needing to close, first mandrel lubrication unit is opened by hydraulic control unit, respectively left mandrel and right mandrel are lubricated, then control the piston rod a in the first left side power oil cylinder 5 and piston rod b in the first right side power oil cylinder 6 to retract, piston rod a and piston rod b drives piston rod c respectively, piston rod d moves together, left side rocking arm 15 starts to rotate with right side rocking arm 16, and drive left gate sheet 3 to relatively rotate with right gate sheet 4 respectively, when left side rocking arm 15 rotates 42 ° respectively with right side rocking arm 16, stretched out by hydraulic control unit control plunger bar c and piston rod d again, now, piston rod a and piston rod b is servo-actuated, after left side rocking arm 15 rotates 48 ° more respectively with right side rocking arm 16, mandrel lubrication unit is closed again by hydraulic control unit, namely the closedown operation of gate is completed, and the first retaining pin 17 and the second retaining pin 18 is installed respectively.
Claims (8)
1. the start-stop system for shield machine screw machine early gate, this start-stop system is arranged on the native bulkhead of shield machine, comprise left gate sheet and right gate sheet, described left gate sheet and right gate sheet are respectively by left mandrel, right mandrel is symmetricly set on native bulkhead base plate, described left mandrel and right mandrel are also respectively equipped with mandrel lubrication unit, it is characterized in that, described start-stop system also comprises and is symmetricly set on the first left side power oil cylinder on native bulkhead top board and the first right side power oil cylinder, be symmetricly set on the second left side power oil cylinder on native bulkhead base plate and the second right side power oil cylinder and hydraulic control unit, the first described left side power oil cylinder and the second left side power oil cylinder are by left side rocking arm, left mandrel and described left gate sheet hinged, the first described right side power oil cylinder and the second right side power oil cylinder are by right side rocking arm, right mandrel and described right gate sheet hinged, and the first described left side power oil cylinder, first right side power oil cylinder, second left side power oil cylinder, second right side power oil cylinder and mandrel lubrication unit control by hydraulic control unit.
2. a kind of start-stop system for shield machine screw machine early gate according to claim 1, it is characterized in that, the first described left side power oil cylinder, the first right side power oil cylinder, the second left side power oil cylinder, the second right side power oil cylinder and mandrel lubrication unit are connected with described hydraulic control unit by circuit.
3. a kind of start-stop system for shield machine screw machine early gate according to claim 1, it is characterized in that, first described left side power oil cylinder one end is arranged on native bulkhead top board by fixed-hinged support on the left of first, the other end is provided with piston rod a, second described left side power oil cylinder one end is arranged on native bulkhead base plate by fixed-hinged support on the left of second, the other end is provided with piston rod c, and described piston rod a and piston rod c all by left side rocking arm and described left gate sheet hinged.
4. a kind of start-stop system for shield machine screw machine early gate according to claim 1 or 3, it is characterized in that, described left side one end is set on left mandrel, and be fixedly connected with left gate sheet by left mandrel, the described left side rocking arm other end and piston rod a, piston rod c hinged.
5. a kind of start-stop system for shield machine screw machine early gate according to claim 1, it is characterized in that, first described right side power oil cylinder one end is arranged on native bulkhead top board by fixed-hinged support on the right side of first, the other end is provided with piston rod b, second described right side power oil cylinder one end is arranged on native bulkhead base plate by fixed-hinged support on the right side of second, the other end is provided with piston rod d, and described piston rod b and piston rod d all by right side rocking arm and described right gate sheet hinged.
6. a kind of start-stop system for shield machine screw machine early gate according to claim 1 or 5, it is characterized in that, described right side one end is set on right mandrel, and be fixedly connected with right gate sheet by right mandrel, the described right side rocking arm other end and piston rod b, piston rod d hinged.
7. a kind of start-stop system for shield machine screw machine early gate according to claim 1, is characterized in that, described left side rocking arm is also provided with the first pin-and-hole, in off position, is inserted with the first retaining pin in the first described pin-and-hole.
8. a kind of start-stop system for shield machine screw machine early gate according to claim 1, is characterized in that, described right side rocking arm is also provided with the second pin-and-hole, in off position, is inserted with the second retaining pin in the second described pin-and-hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520042283.6U CN204489853U (en) | 2015-01-21 | 2015-01-21 | A kind of start-stop system for shield machine screw machine early gate |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520042283.6U CN204489853U (en) | 2015-01-21 | 2015-01-21 | A kind of start-stop system for shield machine screw machine early gate |
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| CN204489853U true CN204489853U (en) | 2015-07-22 |
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| CN201520042283.6U Active CN204489853U (en) | 2015-01-21 | 2015-01-21 | A kind of start-stop system for shield machine screw machine early gate |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105858096A (en) * | 2015-01-21 | 2016-08-17 | 上海力行工程技术发展有限公司 | Opening-closing device for screw conveyor front gate of shield tunneling machine |
-
2015
- 2015-01-21 CN CN201520042283.6U patent/CN204489853U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105858096A (en) * | 2015-01-21 | 2016-08-17 | 上海力行工程技术发展有限公司 | Opening-closing device for screw conveyor front gate of shield tunneling machine |
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