CN205937066U - Non - excavation top is advanced with constant voltage slip casting device - Google Patents
Non - excavation top is advanced with constant voltage slip casting device Download PDFInfo
- Publication number
- CN205937066U CN205937066U CN201620863877.8U CN201620863877U CN205937066U CN 205937066 U CN205937066 U CN 205937066U CN 201620863877 U CN201620863877 U CN 201620863877U CN 205937066 U CN205937066 U CN 205937066U
- Authority
- CN
- China
- Prior art keywords
- slurry
- pressure
- grouting
- pipe valve
- slip casting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The utility model relates to a non - excavation top is advanced with constant voltage slip casting system, supply the thick liquid jar to fix on the base, be equipped with the evacuation pipe valve respectively on supplying the thick liquid jar, overhaul the pipe valve, the slip casting mouth, the grout outlet, pressure -measuring opening, piston pull rod's one end is fixed with the piston clamp plate, piston clamp plate spiral -lock is on the grout outlet of baffle, the one end and the evacuation pipe valve looks spiro union of positioning screw, the tension springs suit is on positioning screw and piston pull rod's the other end, tension springs's one end and piston pull rod's other end welded fastening, the other end welded fastening of the other end and positioning screw, electric contact pressure gauge is equipped with on pressure -measuring opening, manometer II is equipped with on the slip casting mouth, the slip casting mouth is connected with the grouting pump, electric contact pressure gauge respectively with the grouting pump, the alarm is connected. The effect is: can realize that pressure control is automatic, avoid artificial observation to control the error that grouting pressure brought, can not take place to cause lubricated the failure because the slip casting pipeline is blocked in the mud backward flow that slip casting intermittent type leads to.
Description
Technical field
This utility model is related to constant voltage filling system, particularly to a kind of non-excavated jacking constant voltage grouting device, is used for
The lubrication grouting pipeline system front end of non-excavated jacking pipeline or jacking culvert body construction operation, has guarantee jacking construction operation complete
The effect of process stabilization grouting pressure.
Background technology
In non-excavated jacking construction technology, due in the jacking stage, needing by the constant continual injection of pressure
Lubrication serosity, thus forming stable lubrication slurry sheath around jacking thing, for reduce jacking resistance it is ensured that jacking precision and
Construction quality, guarantees that sheath mud keeps certain pressure, lubrication slurry does not flow back simultaneously.Because current non-excavated jacking technology is thin
Still need to continue perfect on section, in Practical Project, the commonly used measure that rule of thumb grouting pump is carried out with manual control, has very
To for convenience, not slip casting at ordinary times occurs, enters horizontal high voltage excessive slip casting when jacking resistance increases severely, easily lead to earth's surface alter slurry,
The problems such as land upheaval.How to solve the deficiencies in the prior art, it has also become the problem of industry technical staff.
Content of the invention
The purpose of this utility model is exactly to be to overcome the deficiencies in the prior art, for the feature of non-excavated jacking technique, carries
For a kind of non-excavated jacking constant voltage grouting device, for the lubrication slip casting of non-excavated jacking pipeline or culvert body construction operation
Pipeline front end, in order to solve setting interval by constant for pressure in jack-in process.
This utility model for achieving the above object, be employed technical scheme comprise that：A kind of constant voltage slip casting of non-excavated jacking
Device, including slurry can and be arranged on grouting pump on sweep, alarm, slurry can is connected with grouting pump by connecting tube, its
It is characterised by：Also include slurry-supplying can, dividing plate, base, support, pressure gauge I, pressure gauge II, electro connecting pressure gauge, pitch brace,
Positioning screw, tension spring, piston pressing plate, emptying pipe valve, maintenance pipe valve, rubber washer I, rubber washer II, sealing ring；
Three described supports are fixed on base, and slurry-supplying can is fixed on three supports, and the inwall of slurry-supplying can welds one piece
Dividing plate, is provided with the grout outlet of circle, the cavity of dividing plate upper end is to use Pressure chamber on dividing plate, and the cavity of dividing plate lower end is high pressure
Power storehouse, is provided with emptying pipe valve on the evacuation port of slurry-supplying can low side, is provided with rubber washer I between emptying pipe valve and evacuation port,
The access hole of slurry-supplying can upper end is provided with maintenance pipe valve, is provided with rubber washer II between maintenance pipe valve and access hole；
One end of described pitch brace is fixed with piston pressing plate, described piston pressing plate spiral-lock on the grout outlet of dividing plate,
Be provided with sealing ring between piston pressing plate and dividing plate grout outlet, the other end of pitch brace in high pressure storehouse, described positioning
One end of screw rod and emptying pipe valve bolt, the other end of the positioning screw other end with pitch brace in high pressure storehouse
Spacing coordinates, and described tension spring is sleeved on positioning screw and the other end of pitch brace, one end of tension spring and piston
The other end of pull bar is welded and fixed, and the other end of tension spring is welded and fixed with the other end of positioning screw, in slurry-supplying can outer wall
On be respectively equipped with grouting port, grout outlet, pressure tap, grouting port is communicated with high pressure storehouse, grout outlet and pressure tap with use pressure
Storehouse communicates, equipped with pressure gauge I on grout outlet, equipped with electro connecting pressure gauge in pressure tap, equipped with pressure gauge on grouting port
II, grouting port is connected with grouting pump by connecting tube, and electro connecting pressure gauge passes through connecting line respectively with grouting pump, alarm even
Connect.
The beneficial effects of the utility model are：
1st, Stress control automatization, standardization can be realized, it is to avoid artificial observation controls the mistake that grouting pressure brings
By mistake.
2nd, jacking engineering is mainly the precision relying on the lubricant effect to jacking thing periphery to realize jacking construction, quality, enters
Degree, by this equipment can be implemented in pressure in jacking overall process constant in allowed band, will not occur due to slip casting interval
Grouting pipeline is blocked in the mud backflow leading to, and causes lubricate unsuccessfully.
3rd, due to being provided with electro connecting pressure gauge, Construction control pressure adjustable section, can be set according to construction needs.
4th, can be prevented effectively from and cause land upheaval, floating, ground running pulp because grouting pressure is excessive.
5th, can be prevented effectively from because grouting pressure is too small or the bad jacking resistance leading to of slip casting seriality is excessive even
Jacking locking, jacking failure.As occur backflow then cause decompression, pressurize failure, or even due to backflow slurry in carry soil, sand
Stone causes the blocking of grouting pipeline, leads to jacking thing surrounding soil to directly act on the external side of culvert, frictional resistance will sharply increase.
Brief description
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the enlarged drawing of Figure 1A；
Fig. 3 is the enlarged drawing of Figure 1B；
Fig. 4 is the enlarged drawing of Fig. 1 C.
Specific embodiment
As shown in Figures 1 to 4, a kind of non-excavated jacking constant voltage grouting device, including slurry can 17 and be arranged on sweep
Grouting pump 18, alarm 19, slurry can 17 is connected with grouting pump 18 by connecting tube, also includes slurry-supplying can 1, dividing plate 2, base
3rd, support 4, pressure gauge I 5, pressure gauge II 6, electro connecting pressure gauge 7, pitch brace 8, positioning screw 9, tension spring 10, piston
Pressing plate 11, emptying pipe valve 12, maintenance pipe valve 13, rubber washer I 14, rubber washer II 15, sealing ring 16.
Three supports 4 are fixing on the base 3, and slurry-supplying can 1 is welded on three supports 4, in the interposition of slurry-supplying can 1 inwall
Put one piece of dividing plate 2 of welding, the grout outlet of circle is provided with dividing plate 2, the cavity of dividing plate 2 upper end is to use Pressure chamber, under dividing plate 2
The cavity at end is high pressure storehouse, is provided with emptying pipe valve 12 on the evacuation port of slurry-supplying can 1 low side, discharges unnecessary profit for after completion
Sliding serosity, is provided with rubber washer I 14 between emptying pipe valve 12 and evacuation port.
Maintenance pipe valve 13 is provided with the access hole of slurry-supplying can 1 upper end, between maintenance pipe valve 13 and access hole, is provided with rubber
Packing ring II 15, one end of pitch brace 8 is fixing with piston pressing plate 11, and piston pressing plate 11 upper end is provided with maintenance suspension ring 8-1, is used for
Periodic inspection or replacing piston element are used.By piston pressing plate 11 spiral-lock on the grout outlet of dividing plate 2, in piston pressing plate 11 and dividing plate
Be provided with sealing ring 16 between 2 grout outlets, the other end of pitch brace 8 in high pressure storehouse, by one end of positioning screw 9 with
Emptying pipe valve 12 bolt, the other end of positioning screw 9 in high pressure storehouse, positioning screw 9 other end and pitch brace 8
It is provided with a segment distance, distance is 3 millimeters of surpluses, and tension spring 10 is sleeved on positioning screw 9 and pitch brace 8 between the other end
The other end outside on, one end of tension spring 10 be tension spring 10 upper end 1/4 part be sleeved on phase on pitch brace 8
The part answered welds together, the other end of tension spring 10 be tension spring 10 lower end 1/4 part be sleeved on positioning spiral shell
Partly weld together accordingly on bar 9, the mid portion of tension spring 10 respectively be sleeved on pitch brace 8 and positioning screw
9 corresponding portion gap cooperations, to meet telescopic spring requirement.
The outer wall of slurry-supplying can 1 high pressure storehouse upper end side is provided with grouting port 1-1, grouting port 1-1 is provided with pressure
Table II 6.
Grout outlet 1-2 is provided with the outer wall using Pressure chamber lower end side for the slurry-supplying can 1, grout outlet 1-2 is provided with pressure
Power table I 5.
The outer wall using Pressure chamber upper end side for the slurry-supplying can 1 is provided with pressure tap 1-3, pressure tap 1-3 is provided with electricity
Contact pressure table 7.
Grouting port 1-1 is communicated with high pressure storehouse, and grout outlet 1-2 and pressure tap 1-3 are communicated with using Pressure chamber, grouting port 1-
1 is connected with grouting pump 18 by connecting tube, and electro connecting pressure gauge 7 is connected with grouting pump 18, alarm 19 respectively by connecting line.
Set up alarm 19, send alarm when needing to mend when grouting pump 18 opened by slurry, point out staff to check slurry can
Enough serosity next time mending slurry whether are had in 17.
A kind of non-excavated jacking using method of constant voltage filling system, step is as follows：
Taking pressure value shown in Fig. 1 as a example it is assumed that the slurry-supplying can 1 of design requirement uses Pressure chamber voltage stabilizing interval as 0.2MPa-
0.3MPa, is 0.2MPa in adjustment electro connecting pressure gauge 7 low pressure limit node, and upper pressure limit node is 0.3MPa, tension spring
10 design pulling force is equivalent to the serosity top power of 0.3MPa.
During use, slurry-supplying can 1 grout outlet 1-2 is passed through Grouting Pipe and is connected with top culvert lubrication slurry slurry injection nozzle.
Start grouting pump 18, grouting pump 18 will lubricate serosity and inject in slurry-supplying can 1 high pressure storehouse by grouting port 1-1, when
When pressure value in high pressure storehouse reaches 0.3MPa, pressure in high pressure storehouse pass through dividing plate 2 grout outlet by piston pressing plate 11 to
Upper jack-up, tension spring 10 is stretched by piston pressing plate 11, and lubrication serosity enters dividing plate 2 by grout outlet and uses Pressure chamber, with
Gradually increased using the lubrication serosity in Pressure chamber, pressure rises, when reaching upper limit 0.3MP pressure using Pressure chamber pressure,
The armature contact of electro connecting pressure gauge 7 is connected with upper limit contact, the actuating of relay, and its normally closed interlock disconnects, cut-out power supply, slip casting
Pump 18 cuts out, and stops slip casting；Lubricate the service wear by slurry injection nozzle for the serosity with using in Pressure chamber, using Pressure chamber pressure
Power is gradually lowered, when when reduced pressure is to lower limit 0.2MPa or when starting shooting less than lower limit, the armature contact of electro connecting pressure gauge 7
With the connection of lower limit contact, the actuating of relay self-locking, its normally open contact closure, electric current is switched on, and alarm 19 starts to report to the police, with
When grouting pump 18 continue slip casting；So perseveration, realizes constant for grouting pressure using in pressure range.
Each pressure parameter value is for illustrating designed by the operation principle of system above, when actually used, can be according to specific
Requirement carries out respective settings.
According to the above description, can achieve scheme of the present utility model in conjunction with art technology.
Claims (1)
1. a kind of non-excavated jacking constant voltage grouting device, including slurry can（17）And it is arranged on the grouting pump on sweep（18）、
Alarm（19）, slurry can（17）By connecting tube and grouting pump（18）Connect it is characterised in that：Also include slurry-supplying can（1）, every
Plate（2）, base（3）, support（4）, pressure gauge I（5）, pressure gauge II（6）, electro connecting pressure gauge（7）, pitch brace（8）, positioning
Screw rod（9）, tension spring（10）, piston pressing plate（11）, emptying pipe valve（12）, maintenance pipe valve（13）, rubber washer I（14）, rubber
Rubber gasket II（15）, sealing ring（16）；
Three described supports（4）It is fixed on base（3）On, slurry-supplying can（1）It is fixed on three supports（4）On, slurry-supplying can（1）Interior
Wall welds one piece of dividing plate（2）, in dividing plate（2）It is provided with the grout outlet of circle, dividing plate（2）The cavity of upper end is to use Pressure chamber,
Dividing plate（2）The cavity of lower end is high pressure storehouse, in slurry-supplying can（1）The evacuation port of low side is provided with emptying pipe valve（12）, emptying section
Door（12）It is provided with rubber washer I and evacuation port between（14）, in slurry-supplying can（1）The access hole of upper end is provided with maintenance pipe valve
（13）, overhaul pipe valve（13）It is provided with rubber washer II and access hole between（15）；
Described pitch brace（8）One end and piston pressing plate（11）Fixing, described piston pressing plate（11）Spiral-lock is in dividing plate（2）Go out
On slurry mouth, in piston pressing plate（11）With dividing plate（2）It is provided with sealing ring between grout outlet（16）, pitch brace（8）The other end hang down
Directly in high pressure storehouse, described positioning screw（9）One end with emptying pipe valve（12）Bolt, positioning screw（9）The other end
In high pressure storehouse and pitch brace（8）The other end spacing cooperation, described tension spring（10）It is sleeved on positioning screw
（9）And pitch brace（8）The other end on, tension spring（10）One end and pitch brace（8）The other end be welded and fixed, draw
Power spring（10）The other end and positioning screw（9）The other end be welded and fixed, in slurry-supplying can（1）Slip casting is respectively equipped with outer wall
Mouthful（1-1）, grout outlet（1-2）, pressure tap（1-3）, grouting port（1-1）Communicate with high pressure storehouse, grout outlet（1-2）And pressure tap
（1-3）Communicate with using Pressure chamber, in grout outlet（1-2）On equipped with pressure gauge I（5）, in pressure tap（1-3）On equipped with electric contact
Pressure gauge（7）, in grouting port（1-1）On equipped with pressure gauge II（6）, grouting port（1-1）By connecting tube and grouting pump（18）Even
Connect, electro connecting pressure gauge（7）By connecting line respectively with grouting pump（18）, alarm（19）Connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620863877.8U CN205937066U (en) | 2016-08-11 | 2016-08-11 | Non - excavation top is advanced with constant voltage slip casting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620863877.8U CN205937066U (en) | 2016-08-11 | 2016-08-11 | Non - excavation top is advanced with constant voltage slip casting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205937066U true CN205937066U (en) | 2017-02-08 |
Family
ID=57923423
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620863877.8U Withdrawn - After Issue CN205937066U (en) | 2016-08-11 | 2016-08-11 | Non - excavation top is advanced with constant voltage slip casting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205937066U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106089666A (en) * | 2016-08-11 | 2016-11-09 | 天津市水利工程有限公司 | A kind of non-excavated jacking constant voltage filling system and using method |
-
2016
- 2016-08-11 CN CN201620863877.8U patent/CN205937066U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106089666A (en) * | 2016-08-11 | 2016-11-09 | 天津市水利工程有限公司 | A kind of non-excavated jacking constant voltage filling system and using method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205937066U (en) | Non - excavation top is advanced with constant voltage slip casting device | |
| CN201650211U (en) | Multifunctional cross | |
| CN204628844U (en) | Telescopic combination pipe | |
| CN106089666B (en) | A kind of non-excavated jacking constant pressure filling system and application method | |
| CN203755310U (en) | Pile washing nozzle of self-elevating platform pile shoe | |
| CN211115882U (en) | Horizontal drilling rope coring hydraulic joint device | |
| CN204186354U (en) | Oil recovery water control device | |
| CN103899807B (en) | The low maintenance type pressure release/holding valve of external spring | |
| CN103712014B (en) | A kind of deepwater multi-loop connects terminal | |
| CN110629775A (en) | Construction method for quickly sealing foundation pit dewatering well | |
| CN109629586A (en) | A kind of inverted well with filter structure | |
| CN212716552U (en) | Drainage device in hole | |
| CN106246136B (en) | A kind of adjustable throttling positive choke | |
| CN209459727U (en) | A kind of novel liquid level counter device | |
| CN209483341U (en) | A kind of wellhead sampling connector of external setting bypass line | |
| CN208686105U (en) | A kind of device controlling framework lower end filling concrete height | |
| CN108915270A (en) | A kind of device and application method controlling framework lower end filling concrete height | |
| CN203784399U (en) | Low-maintenance type pressure relief/sustaining valve provided with external spring | |
| CN105986778B (en) | Interior compression hydraulically-controlled type packer | |
| CN212177100U (en) | Oil production wellhead device | |
| CN212001405U (en) | Water supply equipment overpressure protection device | |
| CN204646199U (en) | The adjusting device that a kind of oil-extracting and water-injecting is special | |
| CN207933027U (en) | A kind of funnel device on engine cleaner | |
| CN204510158U (en) | Strobe monitoring | |
| CN204214601U (en) | A kind of packoff for special bend pipe air tightness of hunting leak |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170208 Effective date of abandoning: 20170707 |
|
| AV01 | Patent right actively abandoned |