CN215108942U - Controllable slip casting device of slip casting direction - Google Patents
Controllable slip casting device of slip casting direction Download PDFInfo
- Publication number
- CN215108942U CN215108942U CN202121089903.3U CN202121089903U CN215108942U CN 215108942 U CN215108942 U CN 215108942U CN 202121089903 U CN202121089903 U CN 202121089903U CN 215108942 U CN215108942 U CN 215108942U
- Authority
- CN
- China
- Prior art keywords
- grouting
- pipe
- slip casting
- outer pipe
- controllable
- 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.)
- Active
Links
- 238000007569 slipcasting Methods 0.000 title claims description 67
- 238000000034 method Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 5
- 239000011440 grout Substances 0.000 description 5
- 238000005266 casting Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 238000009795 derivation Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D3/00—Improving or preserving soil or rock, e.g. preserving permafrost soil
- E02D3/12—Consolidating by placing solidifying or pore-filling substances in the soil
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/04—Lining with building materials
- E21D11/10—Lining with building materials with concrete cast in situ; Shuttering also lost shutterings, e.g. made of blocks, of metal plates or other equipment adapted therefor
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Structural Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Civil Engineering (AREA)
- Geochemistry & Mineralogy (AREA)
- Architecture (AREA)
- Agronomy & Crop Science (AREA)
- Environmental & Geological Engineering (AREA)
- Soil Sciences (AREA)
- Paleontology (AREA)
- General Engineering & Computer Science (AREA)
- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
- Lining And Supports For Tunnels (AREA)
Abstract
The utility model relates to a grouting device with controllable grouting direction and a tunnel segment wall post-grouting method, which at least comprise a grouting inner pipe and a grouting outer pipe, wherein one end of the grouting inner pipe is communicated with a leading-out port of a grouting pump; the grouting outer pipe is sleeved outside the grouting inner pipe; a communication port is arranged between the grouting inner pipe and the grouting outer pipe, and the position between the communication ports is adjustable; the grouting device is characterized in that a guiding outlet is formed in the grouting outer pipe, the position of the guiding outlet is adjustable along with the position of the communication port, when the grouting device is actually used, the grouting outer pipe is sleeved outside the grouting inner pipe, the communication position is formed between the grouting outer pipe and the grouting inner pipe, the position of the communication port can be adjusted, the guiding outlet is formed in the grouting outer pipe, when the position of the communication port is changed, and the guiding outlet is changed along with the position of the communication port, the adjustment of the grouting direction can be achieved, and the real-time adjustment of the grouting of the rear position of the duct piece wall is achieved.
Description
Technical Field
The utility model relates to a tunnel construction technical field, concretely relates to controllable slip casting device of slip casting direction.
Background
In shield tunnel construction, in addition to synchronous grouting at the shield tail to fill stratum gaps and stabilize the stratum, when stratum settlement occurs on the surface or water leakage occurs in the duct piece, secondary grouting is often required to be performed on the formed duct piece which is separated from the shield tail to further fill the stratum gaps and stabilize the stratum.
Traditional secondary slip casting in tunnel all is installed on section of jurisdiction slip casting downthehole silk after connecting the slip casting head to the slip casting valve earlier, then opens the valve and drills, and stratum intercommunication behind hole and the wall takes out the drilling rod and just can carry out the secondary slip casting after being connected slip casting pipe and slip casting valve, closes the valve after the slip casting is ended and can take off the slip casting pipe. The grouting direction of traditional ball valve is uncontrollable, and the grout in the ball valve solidifies the back ball valve and is difficult to reopen, often uses just can not reuse after once, causes the wasting of resources.
SUMMERY OF THE UTILITY MODEL
The utility model aims at: the utility model provides a controllable slip casting device of slip casting direction can conveniently adjust the direction of section of jurisdiction secondary slip casting, reaches used repeatedly's purpose, solves the problem that current section of jurisdiction secondary slip casting produced.
In order to achieve the above object, the utility model adopts the following technical scheme:
a grouting device with controllable grouting direction at least comprises the following components:
one end of the grouting inner pipe is communicated with a leading-out port of a grouting pump;
the grouting outer pipe is sleeved outside the grouting inner pipe;
a communication port is arranged between the grouting inner pipe and the grouting outer pipe, and the position between the communication ports is adjustable;
and a leading-out port is arranged on the grouting outer pipe, and the position of the leading-out port along with the communication port is adjustable.
The utility model discloses still have following characteristic:
the grouting inner pipe slides along the grouting outer pipe.
The outlet comprises a plurality of outlet holes arranged in the grouting outer pipe, and the outlet holes are arranged at intervals along the length direction of the grouting outer pipe.
The guide-out hole sets up three rows along the length direction interval of slip casting outer tube, and it is provided with four guide-out holes wherein to be located first row, four guide-out holes are along the equidistant distribution of circumference of slip casting outer tube, and it is provided with two guide-out holes to be located the second row, two guide-out holes are along the outer wall symmetric distribution of slip casting outer tube, and it is provided with two guide-out holes to be located the third row, two guide-out holes of third row are along the outer wall symmetric distribution of slip casting outer tube, and the line vertical distribution of two guide-out holes of third row and second row.
The pipe wall of the grouting inner pipe is provided with four communicating holes, the four communicating holes are distributed along the circumferential direction of the grouting inner pipe, and the communicating holes correspond to the guiding holes of the grouting outer pipe to form a communicating opening between the grouting inner pipe and the grouting outer pipe.
One end and the lower valve gap of slip casting outer tube rotate to be connected, slip casting inner tube upper end is provided with the upper valve gap, the upper valve gap is connected with the lower valve gap, upper valve gap and lower valve gap are rotatory and interlock slip casting inner tube slides along the slip casting outer tube.
The outer wall of the grouting inner pipe is provided with a thread section, the center of the upper valve cover is provided with a nut, and the thread section is matched with the nut.
The inner wall of slip casting outer tube is provided with the spacing groove, the spacing groove runs through along the length direction of slip casting outer tube and arranges, slip casting inner tube outer wall is provided with the stopper, the stopper slides and sets up at the spacing inslot.
The pipe end of slip casting inner tube is detachable to be provided with the end cap.
An annular groove is formed in one end of the grouting outer pipe, the lower valve cover is in a shape of two petals and clamped in the annular groove, the lower valve cover and the annular groove form relative rotating fit, and a threaded connection section is arranged on the grouting outer pipe.
The tunnel segment wall post-grouting method comprises the following steps:
the first step,Will be provided withGrouting inner pipeIs inserted into the grouting outer pipeInstalling a grouting outer pipe at the position of a segment hoisting hole, installing a lower valve cover at one end of the grouting outer pipe, installing an upper valve cover at one end of a grouting inner pipe, and connecting the lower valve cover with the upper valve cover;
secondly, after the grouting pipe is connected to the grouting inner pipe, the upper valve cover and the lower valve cover rotate, and the grouting inner pipe slides up and down along the grouting outer pipe;
thirdly, when the communicating holes of the inner grouting pipe correspond to the two guiding holes in the third row of the outer grouting pipe in the movement of the inner grouting pipe, the grouting valve meets the use requirements in the front and rear grouting directions; when the communicating holes of the grouting inner pipe correspond to the two guide holes in the second row of the grouting outer pipe, the grouting valve can be used in the left and right grouting directions; when the communication holes of the grouting inner pipe correspond to the first row of four guide holes of the grouting outer pipe, the grouting valve can be used in the circumferential uniform grouting direction;
fourthly, when the inner grouting pipe moves and the communication holes of the inner grouting pipe are not corresponding to all the outlet holes of the outer grouting pipe, the grouting valve is self-locked and stops grouting;
and fifthly, on the basis of the fourth step, if the plug at the lower end of the grouting inner pipe is removed, the effect of vertical radial grouting is met.
Compared with the prior art, the beneficial effects of the utility model are embodied in: this grouting device establishes the slip casting outer tube outside the pipe in the slip casting when in actual use to there is the intercommunication position between slip casting outer tube and the slip casting inner tube, and the position of intercommunication mouth can be adjusted, is provided with the export on the slip casting outer tube, when the transform of intercommunication mouth position, and when the transform of export along with the transform of intercommunication mouth position, can realize the adjustment to the slip casting direction, reach the real-time adjustment to position slip casting behind the section of jurisdiction wall.
Drawings
Fig. 1 and fig. 2 are two view structural diagrams of a grouting device with controllable grouting direction;
FIG. 3 is a schematic structural diagram of the grouting device with controllable grouting direction after the grouting device moves out of a half of the lower valve cover;
FIGS. 4 and 5 are schematic diagrams of two view structures of a grouting inner pipe in a grouting device with controllable grouting direction;
fig. 6, 7 and 8 are two view structural diagrams of an outer grouting pipe in the grouting device with controllable grouting direction;
fig. 9 is a structural schematic diagram of the upper valve cover.
Detailed Description
The present invention will be further explained with reference to fig. 1 to 9:
a grouting device with controllable grouting direction at least comprises the following components:
one end of the grouting inner pipe 100 is communicated with a leading-out port of a grouting pump;
the grouting outer pipe 200 is sleeved outside the grouting inner pipe 100, and the grouting outer pipe 200 is sleeved outside the grouting inner pipe 100;
a communication port is arranged between the grouting inner pipe 100 and the grouting outer pipe 200, and the position between the communication ports is adjustable;
and a leading-out port is arranged on the grouting outer pipe 200, and the position of the leading-out port along with the communication port is adjustable.
This grouting device when in actual use, overlaps the slip casting outer tube 200 outside the slip casting inner tube 100 to there is the intercommunication position between slip casting outer tube 200 and the slip casting inner tube 100, and the position of intercommunication mouth can be adjusted, is provided with the export on the slip casting outer tube 200, and when the transform of intercommunication mouth position, and the export along with the transform of intercommunication mouth position, can realize the adjustment to the slip casting direction, reaches the real-time adjustment to position slip casting behind the section of jurisdiction wall.
The grouting position is accurately controlled, self-locking can be realized, the construction quality and efficiency are improved, and the problem that the grouting direction cannot be controlled by the conventional grouting device is solved; and meanwhile, the conventional grouting valve is easy to damage after being used, the secondary utilization rate is low, and the device has high utilization rate and great social and economic benefits.
When the position of the outlet of the outer grouting pipe 200 is changed, the inner grouting pipe 100 slides along the outer grouting pipe 200.
When slip casting inner tube 100 slides along slip casting outer tube 200, realize the position transform of intercommunication mouth, when the intercommunication mouth position transform between slip casting inner tube 100 and slip casting outer tube 200, the export of slip casting outer tube 200 is along with changing, and then realizes the nimble conversion to section of jurisdiction wall back secondary slip casting position.
Preferably, the outlet port includes a plurality of outlet holes 210 formed in the outer grouting pipe 200, and the plurality of outlet holes 210 are spaced apart from each other along the length direction of the outer grouting pipe 200.
Through the setting of derivation hole 210, the grout that makes things convenient for the intercommunication mouth to derive from derivation hole 210, and then realizes the adjustment to the export position, reaches the nimble transform of slip casting position.
When the positions of the communication port and the outlet port are changed and adjusted, the outlet holes 210 are arranged in three rows at intervals along the length direction of the outer grouting pipe 200, wherein four outlet holes 210 are arranged in the first row, the four outlet holes 210 are distributed at equal intervals along the circumferential direction of the outer grouting pipe 200, two outlet holes 210 are arranged in the second row, the two outlet holes 210 are symmetrically distributed along the outer wall of the outer grouting pipe 200, two outlet holes 210 are arranged in the third row, the two outlet holes 210 are symmetrically distributed along the outer wall of the outer grouting pipe 200, and the connecting line between the two outlet holes 210 in the third row and the two outlet holes 210 in the second row is vertically distributed.
Preferably, the wall of the inner grouting pipe 100 is provided with four communication holes 110, the four communication holes 110 are distributed along the circumferential direction of the inner grouting pipe 100, and the communication holes 110 correspond to the outlet holes 210 of the outer grouting pipe 200 to form a communication opening between the inner grouting pipe 100 and the outer grouting pipe 200.
The above-mentioned leading-out holes 210 are arranged in three rows at intervals along the length direction of the grouting outer pipe 200, and when the four communication holes 110 of the grouting inner pipe 100 are communicated with the first row of four leading-out holes 210 of the casting outer pipe 200 correspondingly, the grouting valve can be used in the circumferential uniform grouting direction;
when the four communication holes 110 of the inner grouting pipe 100 are communicated with the two outlet holes 210 in the second row of the outer casting pipe 200 correspondingly, the grouting valve can be used in the left and right grouting directions;
when the four communication holes 110 of the inner grouting pipe 100 are communicated with the two outlet holes 210 in the third row of the outer casting pipe 200 correspondingly, the grouting valve can be used in the front and rear grouting directions;
specifically, one end of the outer grouting pipe 200 is rotatably connected to the lower valve cap 300, the upper end of the inner grouting pipe 100 is provided with an upper valve cap 400, the upper valve cap 400 is connected to the lower valve cap 300, and the upper valve cap 400 and the lower valve cap 300 rotate and are linked with the inner grouting pipe 100 to slide along the outer grouting pipe 200.
When the inner grouting pipe 100 is slid along the wall of the outer grouting pipe 200, the upper and lower caps 400 and 300 are rotated to rotate the inner grouting pipe 100 along the wall of the outer grouting pipe 200, thereby changing the position of the discharge hole 210 in the communication hole 110.
When the grouting inner pipe 100 is driven, the outer wall of the grouting inner pipe 100 is provided with a threaded section 120, the center of the upper valve cover 400 is provided with a nut, and the threaded section 120 is matched with the nut.
By rotating the upper valve cover 400 and the lower valve cover 300, the screw nut by-product formed by the grouting inner pipe 100 slides in the vertical direction, so that the grouting inner pipe 100 is driven, and the grouting direction is changed.
For the convenient accurate positioning installation who realizes slip casting outer tube 200 and slip casting inner tube 100, the inner wall of slip casting outer tube 200 is provided with spacing groove 220, spacing groove 220 runs through along the length direction of slip casting outer tube 200 and arranges, slip casting inner tube 100 outer wall is provided with stopper 130, stopper 130 slides and sets up in spacing groove 220.
After the position of the limiting block 130 of the grouting inner pipe 100 corresponds to the position of the limiting groove 220 of the grouting outer pipe 200, the grouting inner pipe 100 slides along the grouting outer pipe 200, and the accurate installation of the grouting outer pipe 200 and the grouting inner pipe 100 is further realized.
More specifically, in the practical application process, the end of the inner grouting pipe 100 is detachably provided with a plug 500.
More specifically, an annular groove 220 is formed at one end of the outer grouting pipe 200, the lower valve cover 300 is in a two-petal shape and is clamped in the annular groove 220, the lower valve cover 300 and the annular groove 220 form a relative rotation fit, and a threaded connection section 230 is arranged on the outer grouting pipe 200.
The grouting outer pipe 200 is provided with a threaded connection section 230 which is mounted on the pipe sheet, two valve bodies of the lower valve cover 300 are clamped in the annular groove 220, the lower valve cover 300 and the upper valve cover 400 are fixed through bolts, the grouting inner pipe 100 is rotated by rotating the upper valve cover 400, and the lower valve cover 300 is linked to rotate in the annular groove 220.
After the grouting inner pipe 100 slides along the grouting outer pipe 200, the communication hole 110 of the grouting inner pipe 100 does not correspond to the exit hole 210 of the casting outer pipe 200, the plug 500 can be opened, and the same pipe is formed, so that the requirement of vertical radial grouting can be met.
In the secondary grouting after the tunnel forming duct piece wall, a common grouting valve can only perform grouting on a stratum right in front of a grouting valve hole, the range of grout diffused to the periphery is small in such a grouting mode, the grouting inner pipe 100 is connected with the rotary end cover 400 through a screw rod nut, and when the rotary end cover 400 rotates, the grouting inner pipe 100 is driven to move up and down, and the grouting inner pipe 100 and the grouting outer pipe 200 in the preferred embodiment limit the alignment relationship when grouting hole positions of the grouting inner pipe 100 and the grouting outer pipe 200 are installed through the limiting groove 130 and the limiting block 220;
when the four communication holes 110 at the lower part of the grouting inner pipe 100 just move to the first discharge hole 210 of the grouting outer pipe 200, grout can be diffused to the stratum in four directions at the same time, when the four communication holes 110 move to the position of the discharge hole 210 of the second row, the other communication holes 110 of the grouting inner pipe 100 are blocked by the inner wall of the grouting outer pipe 200, and the grout can only flow into the stratum from two directions, and similarly, when the four communication holes move to the third discharge hole 210, the direction is changed;
the grouting inner pipe 100 is connected with the plug 500 at the lower part in an inner and outer wire connection mode, when grouting is not needed for a forward stratum, the plug 500 can be installed, and meanwhile, when the grouting inner pipe 100 is not communicated with the three rows of communicating holes 110, the grouting device realizes self locking.
The tunnel segment wall post-grouting method comprises the following steps:
firstly, inserting the grouting outer pipe 200 into the grouting outer pipe 200, installing the grouting outer pipe 200 at a segment hoisting hole position, installing a lower valve cover 300 at one end of the grouting outer pipe 200, installing an upper valve cover 400 at one end of the grouting inner pipe 100, and connecting the lower valve cover 300 with the upper valve cover 400;
secondly, after the grouting pipe is connected to the grouting inner pipe 100, the upper valve cover 400 and the lower valve cover 300 are rotated, so that the grouting inner pipe 100 slides up and down along the grouting outer pipe 200;
thirdly, when the communication holes 110 of the inner grouting pipe 100 correspond to the two outlet holes 210 in the third row of the outer grouting pipe 200 during the movement of the inner grouting pipe 100, the grouting valve can be used in the front and rear grouting directions; when the communication holes 110 of the grouting inner pipe 100 correspond to the two outlet holes 210 in the second row of the grouting outer pipe 200, the grouting valve is used in the left and right grouting directions; when the communication hole 110 of the grouting inner pipe 100 corresponds to the first row of four outlet holes 210 of the grouting outer pipe 200, the grouting valve can be used in the circumferential direction for uniform grouting;
fourthly, when the grouting inner pipe 100 moves and the communication hole 110 of the grouting inner pipe 100 is not corresponding to all the outlet holes 210 of the grouting outer pipe 200, the grouting valve is self-locked to stop grouting;
and a fifth step, on the basis of the fourth step, if the plug 500 at the lower end of the grouting inner pipe 100 is removed, the vertical and radial grouting effect is met.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. The utility model provides a controllable slip casting device of slip casting direction which characterized in that: at least comprises the following components:
one end of the grouting inner pipe (100) is communicated with a leading-out port of a grouting pump;
the grouting outer pipe (200), the grouting outer pipe (200) is sleeved outside the grouting inner pipe (100);
a communication port is arranged between the grouting inner pipe (100) and the grouting outer pipe (200), and the position between the communication ports is adjustable;
and a leading-out port is arranged on the grouting outer pipe (200), and the position of the leading-out port along with the communication port is adjustable.
2. The controllable grouting direction grouting device according to claim 1, characterized in that: the grouting inner pipe (100) slides along the grouting outer pipe (200).
3. The controllable grouting direction grouting device of claim 2, characterized in that: the outlet comprises a plurality of outlet holes (210) arranged on the grouting outer pipe (200), and the outlet holes (210) are arranged at intervals along the length direction of the grouting outer pipe (200).
4. Grouting device with controllable grouting direction according to claim 3, characterised in that: the length direction interval of exit hole (210) along slip casting outer tube (200) sets up three rows, and it is provided with four exit holes (210) to lie in the first row wherein, four exit holes (210) are along the circumference equidistant distribution of slip casting outer tube (200), lie in the second row and be provided with two exit holes (210), two exit holes (210) are along the outer wall symmetric distribution of slip casting outer tube (200), lie in the third row and be provided with two exit holes (210), two exit holes (210) are along the outer wall symmetric distribution of slip casting outer tube (200), and two exit holes (210) of third row and the line vertical distribution of two exit holes (210) of second row.
5. Grouting device with controllable grouting direction according to claim 4, characterised in that: the pipe wall of the grouting inner pipe (100) is provided with four communicating holes (110), the four communicating holes (110) are distributed along the circumferential direction of the grouting inner pipe (100), and the communicating holes (110) correspond to the outlet holes (210) of the grouting outer pipe (200) to form communicating openings between the grouting inner pipe (100) and the grouting outer pipe (200).
6. Grouting device with controllable grouting direction according to claim 5, characterised in that: one end of the grouting outer pipe (200) is rotatably connected with the lower valve cover (300), the upper end of the grouting inner pipe (100) is provided with the upper valve cover (400), the upper valve cover (400) is connected with the lower valve cover (300), and the upper valve cover (400) and the lower valve cover (300) rotate and are linked with the grouting inner pipe (100) to slide along the grouting outer pipe (200); the outer wall of the grouting inner pipe (100) is provided with a threaded section (120), the center of the upper valve cover (400) is provided with a nut, and the threaded section (120) is matched with the nut.
7. Grouting device with controllable grouting direction according to claim 6, characterised in that: the inner wall of slip casting outer tube (200) is provided with the spacing groove, the spacing groove runs through along the length direction of slip casting outer tube (200) and arranges, slip casting inner tube (100) outer wall is provided with stopper (130), stopper (130) slide and set up at the spacing inslot.
8. The controllable grouting direction grouting device according to claim 7, characterized in that: the pipe end of slip casting inner tube (100) is detachable to be provided with end cap (500).
9. The controllable grouting direction grouting device according to claim 8, characterized in that: an annular groove (220) is formed in one end of the grouting outer pipe (200), the lower valve cover (300) is in a shape of two petals and is clamped in the annular groove (220), and the lower valve cover (300) and the annular groove (220) form relative rotating fit.
10. Grouting device with controllable grouting direction according to claim 9, characterised in that: and a threaded connection section (230) is arranged on the grouting outer pipe (200).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121089903.3U CN215108942U (en) | 2021-05-20 | 2021-05-20 | Controllable slip casting device of slip casting direction |
| DE202021106422.6U DE202021106422U1 (en) | 2021-05-20 | 2021-11-25 | Injection device with controllable injection direction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121089903.3U CN215108942U (en) | 2021-05-20 | 2021-05-20 | Controllable slip casting device of slip casting direction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215108942U true CN215108942U (en) | 2021-12-10 |
Family
ID=79021462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121089903.3U Active CN215108942U (en) | 2021-05-20 | 2021-05-20 | Controllable slip casting device of slip casting direction |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN215108942U (en) |
| DE (1) | DE202021106422U1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114622564B (en) * | 2022-04-26 | 2023-06-30 | 西南石油大学 | Bionic induction type biological grouting device for uniformly reinforcing foundation soil |
| CN114837634A (en) * | 2022-04-28 | 2022-08-02 | 克拉玛依四维石油科技有限公司 | Oil field is carbon dioxide layering injection instrument in pit |
-
2021
- 2021-05-20 CN CN202121089903.3U patent/CN215108942U/en active Active
- 2021-11-25 DE DE202021106422.6U patent/DE202021106422U1/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| DE202021106422U1 (en) | 2021-12-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN215108942U (en) | Controllable slip casting device of slip casting direction | |
| CN113107531B (en) | Tunnel segment wall post-grouting method | |
| CN205122299U (en) | Cable insulation extrusion tooling of three vittas | |
| CN210341885U (en) | Pressure-controllable layered grouting type sleeve valve pipe | |
| CN109585081B (en) | Cable sheath structure with spiral color strips, production equipment and production method thereof | |
| CN208637212U (en) | A kind of monoblock type paint cylinder | |
| CN211016643U (en) | Enameled wire insulating paint coating device | |
| CN114769015A (en) | Water power water jet equipment for landscape | |
| CN104058502A (en) | Pressure-equalizing turbulent type water distributor | |
| CN220957317U (en) | Water pipe water outlet positioner | |
| CN209477614U (en) | Tube assembly welding tooling | |
| CN209849840U (en) | Sand shooting plate for precoated sand hot core box | |
| CN206774327U (en) | Multicore cable is insulating exruded with exempting from eccentric die device | |
| CN112495605A (en) | Rotary water curtain valve | |
| CN205960104U (en) | Add acid plant of battery lead plaster and cream machine | |
| CN217841733U (en) | Coal face low-level grouting filling device | |
| CN219965415U (en) | Coating die head and coating equipment | |
| CN206940510U (en) | Silver ionized water generating means and water system | |
| CN110583168A (en) | Agricultural product seeding equipment convenient to adjust depth of planting and seeding interval | |
| CN220645238U (en) | Steel pipe concrete pouring device | |
| CN218637638U (en) | Improved structure of shower outlet | |
| CN214123583U (en) | Cross skeleton positioner for cable forming of network cables | |
| CN214956178U (en) | Cable production equipment for vehicle | |
| CN217411320U (en) | Coating die head feed flow accurate adjustment structure | |
| CN219020740U (en) | Aluminum square tube decorative screen convenient to weld |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |