CN212311785U - Positioning auxiliary device for core lower detecting pipe - Google Patents
Positioning auxiliary device for core lower detecting pipe Download PDFInfo
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- CN212311785U CN212311785U CN201821638068.2U CN201821638068U CN212311785U CN 212311785 U CN212311785 U CN 212311785U CN 201821638068 U CN201821638068 U CN 201821638068U CN 212311785 U CN212311785 U CN 212311785U
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Abstract
The utility model discloses a positioning auxiliary device of a rock core lower detecting pipe, which is matched with a geological rock core lower detecting pipe for use and comprises a coaming which is arranged in an annular shape, an eccentric wheel which is rotatably arranged on the coaming and a fixed handle which is connected with the outer wall of the coaming; the eccentric wheel is rotatably installed in an inner cavity of the enclosing plate through the rotating shaft, and the eccentric wheel and the inner wall of the enclosing plate jointly form a space for installing the geological core exploring tube. The utility model can fix the geological rock core exploring and lowering pipe quickly and stably; the left-right shaking of the geological core exploring tube in the construction process can be effectively reduced, and the construction quality and the construction safety are effectively improved; the construction progress can be effectively accelerated, and the working efficiency is improved; simple structure, practicality are strong.
Description
Technical Field
The utility model relates to a geological survey auxiliary facilities technical field, specific theory is a location auxiliary device of low tube is visited to rock core.
Background
The auxiliary devices of the geological core drilling and lowering pipe in the existing market are all two semicircular steel plates which are tightly clamped and fixed through screws; the mounting speed is slow, the working efficiency is low and the operation is inconvenient in the geological exploration construction process; meanwhile, the bearing capacity is poor, and the geological core exploring tube cannot be effectively fixed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a positioning auxiliary device for a rock core lower detecting pipe, which can quickly and stably fix a geological rock core lower detecting pipe; the left-right shaking of the geological core exploring tube in the construction process can be effectively reduced, and the construction quality and the construction safety are effectively improved; can effectually accelerate the construction progress, improve work efficiency.
The utility model discloses a following technical scheme realizes: a positioning auxiliary device of a core exploring lower pipe is matched with a geological core exploring lower pipe for use and comprises a coaming, an eccentric wheel and a fixed handle, wherein the coaming is arranged in an annular shape, the eccentric wheel is rotatably installed on the coaming, and the fixed handle is connected with the outer wall of the coaming; the eccentric wheel is rotatably installed in an inner cavity of the enclosing plate through the rotating shaft, and the eccentric wheel and the inner wall of the enclosing plate jointly form a space for installing the geological core exploring tube.
Further, for better realization the utility model discloses, bounding wall integrated into one piece forms the space that is used for installing geology rock core and surveys the low tube with the eccentric wheel.
Further, for better realization the utility model discloses, be provided with the mounting groove on the inner wall of bounding wall, install in the mounting groove at the both ends of pivot.
Further, for better realization the utility model discloses, the quantity of mounting groove is a plurality of, and two a set of, set up side by side on the bounding wall inner wall.
Furthermore, in order to better realize the utility model, the utility model also comprises a support rod which is arranged on the coaming and used for supporting the rotating shaft, and the support rod runs through the coaming; the support rod is in threaded connection with the coaming.
Further, for better realization the utility model discloses, the quantity of bracing piece is two, and two spinal branch vaulting pole symmetries just rotate and install on the bounding wall.
Furthermore, in order to better realize the utility model, the coaming comprises an upper plate and a lower plate which has the same structure as the upper plate and is symmetrically arranged; eccentric wheels are rotatably mounted in the upper plate and the lower plate respectively; a space for installing the geological core detecting pipe is formed between the two eccentric wheels; the fixing handle and the connecting mechanism are respectively connected with the upper plate and the lower plate.
Further, for better realization the utility model discloses, coupling mechanism is including setting up first connecting screw on the upper plate outer wall, setting on the hypoplastron outer wall and with the second connecting screw of first connecting screw homonymy and the connecting plate of being connected with first connecting screw and second connecting screw respectively.
Further, for better realization the utility model discloses, fixed handle is including installing the first nut at the upper plate outer wall, the first screw rod of using with first nut cooperation, set up the second nut on first screw rod side, with hypoplastron fixed connection's fixed plate and be used for the second screw rod of being connected fixed plate and second nut.
Furthermore, in order to better realize the utility model, a fixed block which is at the same side with the first nut is arranged on the outer wall of the lower plate; the first screw penetrates through the fixing block and is in threaded connection with the first nut.
Further, for better realization the utility model discloses, the one end that the bounding wall was kept away from to fixed handle is provided with the rubber sleeve.
Compared with the prior art, the utility model, following advantage and beneficial effect have:
(1) the utility model can fix the geological rock core exploring and lowering pipe quickly and stably;
(2) the utility model can effectively reduce the left and right shaking of the geological core exploring tube in the construction process, and effectively improve the construction quality and the construction safety;
(3) the utility model can effectively accelerate the construction progress and improve the working efficiency;
(4) the utility model discloses simple structure, practicality are strong.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural diagram of embodiment 2 of the present invention;
fig. 3 is a schematic structural diagram of embodiment 4 of the present invention;
fig. 4 is a schematic structural diagram of embodiment 4 of the present invention;
fig. 5 is a schematic structural view of a connection mechanism according to embodiment 4 of the present invention;
FIG. 6 is a schematic structural view of another enclosure structure of the present invention;
the connecting structure comprises a surrounding plate 1, a mounting groove 11, an upper plate 12, a lower plate 13, an eccentric wheel 2, a rotating shaft 21, an eccentric wheel body 22, a fixed handle 3, a first nut 31, a second nut 32, a first screw 33, a second screw 34, a fixed plate 35, a fixed block 36, a supporting rod 4, a connecting mechanism 5, a first connecting screw 51, a second connecting screw 52 and a connecting plate 53.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The present invention will be described in further detail with reference to examples, but the present invention is not limited thereto.
Example 1:
the utility model is realized by the following technical scheme, as shown in figures 1-6, the positioning auxiliary device of the rock core lower detecting pipe is matched with the geological rock core lower detecting pipe for use, and comprises a coaming plate 1 which is arranged in an annular shape and is provided with an inner cavity, an eccentric wheel 2 which is rotatably arranged on the coaming plate 1 and a fixed handle 3 which is connected with the outer wall of the coaming plate 1; the eccentric wheel 2 is rotatably installed in an inner cavity of the enclosing plate 1 through a rotating shaft 21, and the eccentric wheel 2 and the inner wall of the enclosing plate 1 jointly form a space for installing a geological core exploring tube.
The positioning auxiliary device for the core exploring lower pipe is matched with a geological core exploring lower pipe for use and comprises a coaming 1, an eccentric wheel 2 and a fixed handle 3, wherein the coaming 1 is arranged in an annular shape, the eccentric wheel 2 is rotatably installed on the coaming 1, and the fixed handle is connected with the outer wall of the coaming 1; the eccentric wheel 2 is arranged in the space and is connected with the inner wall of the coaming 1; the inner wall of the enclosing plate 1 and the eccentric wheel 2 form a space for installing a geological core exploring tube.
In the construction process, firstly, a supporting plate for fixing an auxiliary tool is arranged at a point to be surveyed; after the installation is finished, the auxiliary tool is installed on the supporting plate; the supporting plate is provided with a convex column which is used for being connected with the fixed handle 3, so that the auxiliary tool is connected with the supporting plate. During construction, the geological core exploring tube is driven to move downwards to penetrate through the space and move towards the geological core. When the geological core lower detecting pipe moves downwards, the outer wall of the geological core lower detecting pipe is in contact with the eccentric wheel 2; the eccentric wheel 2 is a fixed wheel and is matched with the inner wall of the coaming 1 for use, so that the geological core exploring tube can be effectively fixed; the geology rock core is visited down the pipe and in the downward motion process, will drive eccentric wheel 2 and rotate, when bounding wall 1 and eccentric wheel 2 with the chucking of geology rock core is visited down the pipe, visits the effective fixed of pipe down to the geology rock core.
Other parts of this embodiment are the same as those of the above embodiment, and thus are not described again.
Example 2:
in the embodiment, the positioning auxiliary device for the core exploring tube is further optimized on the basis of the above embodiment, as shown in fig. 2 and fig. 6, the positioning auxiliary device for the core exploring tube is matched with a geological core exploring tube for use, and comprises a coaming 1 which is annularly arranged and provided with an inner cavity, an eccentric wheel 2 which is rotatably installed on the coaming 1, and a fixed handle 3 which is connected with the outer wall of the coaming 1; the eccentric wheel 2 is rotatably installed in an inner cavity of the enclosing plate 1 through a rotating shaft 21, and the eccentric wheel 2 and the inner wall of the enclosing plate 1 jointly form a space for installing a geological core exploring tube. The enclosing plate 1 is integrally formed and forms a space for installing the geological core exploring tube with the eccentric wheel 2.
A positioning auxiliary device of a core drilling pipe is matched with a geological core drilling pipe for use, and comprises a coaming 1 arranged in an annular shape, an eccentric wheel 2 rotatably installed on the coaming 1 and a fixed handle 3 connected with the outer wall of the coaming 1; the eccentric wheel 2 is arranged in the space and is connected with the inner wall of the coaming 1; the inner wall of the enclosing plate 1 and the eccentric wheel 2 form a space for installing a geological core exploring tube. The eccentric wheel 2 comprises a rotating shaft 21 and an eccentric wheel body 22 arranged on the rotating shaft 21; the inner wall of the enclosing plate 1 is provided with a mounting groove 11, and two ends of the rotating shaft 21 are mounted in the mounting groove 11; the enclosing plate 1 is integrally formed and forms a space for installing the geological core exploring tube with the eccentric wheel 2.
And one end of the fixed handle 3, which is far away from the coaming 1, is provided with a rubber sleeve.
The coaming 1 is of a circular ring structure.
The contact area between the side face of the geological core lower-exploring tube and the inner wall of the enclosing plate 1 is effectively increased by adopting the annular structure, so that the geological core lower-exploring tube is more firmly and stably fixed.
Preferably, a through hole for installing the rotating shaft 21 is formed in the enclosing plate 1; the rotating shaft 21 is arranged on the enclosing plate 1 through a through hole, and the eccentric wheel 2 is rotatably arranged on the rotating shaft 21.
An eccentric wheel 2 is rotatably arranged on the rotating shaft 21, and the rotating shaft 21 is fixedly connected with the inner wall of the enclosing plate 1.
Other parts of this embodiment are the same as those of the above embodiment, and thus are not described again.
Example 3:
in this embodiment, a positioning auxiliary device for a core exploring tube is further optimized on the basis of the above embodiment, as shown in fig. 4, and the positioning auxiliary device for a core exploring tube is used in cooperation with a geological core exploring tube, and comprises a coaming 1 which is annularly arranged and has an inner cavity, an eccentric wheel 2 which is rotatably installed on the coaming 1, and a fixed handle 3 which is connected with the outer wall of the coaming 1; the eccentric wheel 2 is rotatably installed in an inner cavity of the enclosing plate 1 through a rotating shaft 21, and the eccentric wheel 2 and the inner wall of the enclosing plate 1 jointly form a space for installing a geological core exploring tube. The enclosing plate 1 is integrally formed and forms a space for installing the geological core exploring tube with the eccentric wheel 2. Be provided with mounting groove 11 on the inner wall of bounding wall 1, the both ends of pivot 21 are installed in mounting groove 11. The quantity of mounting groove 11 is a plurality of, and two a set of, set up side by side on bounding wall 1 inner wall. And the device is also in threaded connection with the coaming 1. The supporting rod 4 penetrates through the enclosing plate 1 and extends into the inner cavity, and one end, extending into the inner cavity, of the supporting rod 4 is in contact with the rotating shaft 21.
The support rod 4 is preferably perpendicular to the rotation shaft 21.
A positioning auxiliary device of a core drilling pipe is matched with a geological core drilling pipe for use, and comprises a coaming 1 arranged in an annular shape, an eccentric wheel 2 rotatably installed on the coaming 1 and a fixed handle 3 connected with the outer wall of the coaming 1; the eccentric wheel 2 is arranged in the space and is connected with the inner wall of the coaming 1; the inner wall of the enclosing plate 1 and the eccentric wheel 2 form a space for installing a geological core exploring tube. The eccentric wheel 2 comprises a rotating shaft 21 and an eccentric wheel body 22 arranged on the rotating shaft 21; the inner wall of the enclosing plate 1 is provided with a mounting groove 11, and two ends of the rotating shaft 21 are mounted in the mounting groove 11; the enclosing plate 1 is integrally formed and forms a space for installing the geological core exploring tube with the eccentric wheel 2. The number of the mounting grooves 11 is multiple, and the mounting grooves are symmetrically arranged on the enclosing plate 1. The supporting rod 4 is arranged on the enclosing plate 1 and used for supporting the rotating shaft 21, and the supporting rod 4 penetrates through the enclosing plate 1; the support rod 4 is in threaded connection with the coaming 1.
When the support rod is used, the support rod 4 is screwed to enable the support rod 4 to move to one side close to the rotating shaft 21, and the screwing is stopped when the support rod 4 is in contact with the side face of the rotating shaft 21, so that the support rod 4 can support the rotating shaft 21. The number of the support rods 4 is two, and the two support rods 4 are symmetrically and rotatably arranged on the coaming 1.
And one end of the fixed handle 3, which is far away from the coaming 1, is provided with a rubber sleeve.
It should be noted that, through the above improvement, a plurality of mounting grooves 11 are provided, and the mounting grooves 11 are symmetrically arranged on the inner wall of the enclosing plate 1; the fixing of geological core exploring tubes with different diameters is effectively realized; the application range is larger; the practicality of the auxiliary tool is effectively improved.
Set up the effectual pivot 21 atress process of avoiding of bracing piece 4 and appear damaging, bracing piece 4 is effectual supports pivot 21 and the portion between the bounding wall 1 inboard to pass through bracing piece 4 with pivot 21 atress and disperse, avoid because the too big damage that appears of pivot 21 atress.
In the use process, the eccentric wheel 2 is installed in different installation grooves 11 according to the different diameters of the geological core drilling pipe, and the supporting rod 4 is adjusted to move towards one side of the eccentric wheel 2, so that one end, close to the eccentric wheel 2, of the supporting rod 4 can effectively support the rotating shaft 21.
As shown in fig. 6, the shroud is in a V-shaped configuration away from the support bar 4. The V-shaped structure and the eccentric wheel are used for fixing the sleeve together, so that the contact area is large, and the stability is good.
Other parts of this embodiment are the same as those of the above embodiment, and thus are not described again.
Example 4:
in the present embodiment, further optimization is performed on the basis of the above embodiments, as shown in fig. 3 to 5, a positioning auxiliary device for a core exploring tube is used in cooperation with a geological core exploring tube, and includes a coaming 1 which is annularly arranged and has an inner cavity, an eccentric wheel 2 rotatably mounted on the coaming 1, and a fixed handle 3 connected with an outer wall of the coaming 1; the eccentric wheel 2 is rotatably installed in an inner cavity of the enclosing plate 1 through a rotating shaft 21, and the eccentric wheel 2 and the inner wall of the enclosing plate 1 jointly form a space for installing a geological core exploring tube. The coaming 1 comprises an upper plate 12 and a lower plate 13 which has the same structure as the upper plate 12 and is symmetrically arranged; eccentric wheels 2 are respectively rotatably arranged in the upper plate 12 and the lower plate 13; a space for installing the geological core exploring tube is formed between the two eccentric wheels 2; the handle is characterized by further comprising a connecting mechanism 5, wherein the fixed handle 3 and the connecting mechanism 5 are respectively connected with the upper plate 12 and the lower plate 13. The connecting mechanism 5 includes a first connecting screw 51 disposed on the outer wall of the upper plate 12, a second connecting screw 52 disposed on the outer wall of the lower plate 13 and on the same side as the first connecting screw 51, and a connecting plate 53 connected to the first connecting screw 51 and the second connecting screw 52. The fixing handle 3 includes a first nut 31 mounted on an outer wall of the upper plate 12, a first screw 33 engaged with the first nut 31, a second nut 32 disposed on a side surface of the first nut 33, a fixing plate 35 fixedly connected to the lower plate 13, and a second screw 34 for connecting the fixing plate 35 to the second nut 32. A fixing block 36 which is arranged on the same side as the first screw cap 31 is arranged on the outer wall of the lower plate 13; the first screw 33 passes through the fixing block 36 and is in threaded connection with the first nut 31. And one end of the fixed handle 3, which is far away from the coaming 1, is provided with a rubber sleeve.
It should be noted that, through the above improvement, the geological core exploring lower pipe is fixed in a manner that the upper plate 12 is detachably connected with the lower plate 13; the geological core detecting pipe is fixed through the common action of the eccentric wheels 2 arranged in the upper plate 12 and the lower plate 13; in the use, the installation is torn open conveniently, the effectual work efficiency that provides.
In the use, to the diameter difference of geology rock core spy low pipe in the construction, adopt different connecting plate 53 for the distance between two eccentric wheels 2 is adjusted, is used for effectually carrying out the pipeline to geology rock core spy low pipe.
The first connecting screw 51 and the second connecting screw 52 are connected by the connecting plate 53, and nuts matched with the first connecting screw 51 and the second connecting screw 52 are adopted for screwing, so that the connecting plate 53 cannot move in the construction process.
The fixed handle 3 can fix the upper plate 12 and the lower plate 13 on the side where the connecting mechanism 5 is not installed, and can also finely adjust the upper plate 12 and the lower plate 13, and the installation position of the auxiliary tool can be effectively adjusted by the fixed handle 3 in the construction process; after the adjustment is finished, the fixed handle 3 is fixedly connected with a support plate arranged on the ground; the auxiliary device is prevented from moving during construction.
Other parts of this embodiment are the same as those of the above embodiment, and thus are not described again.
Example 5:
a positioning auxiliary device of a core exploring lower pipe is matched with a geological core exploring lower pipe for use, and comprises a coaming 1 which is arranged in an annular shape and is provided with an inner cavity, an eccentric wheel 2 which is rotatably arranged on the coaming 1, and a fixed handle 3 which is connected with the outer wall of the coaming 1; the eccentric wheel 2 is rotatably installed in an inner cavity of the enclosing plate 1 through a rotating shaft 21, and the eccentric wheel 2 and the inner wall of the enclosing plate 1 jointly form a space for installing a geological core exploring tube. The coaming 1 comprises an upper plate 12 and a lower plate 13 which has the same structure as the upper plate 12 and is symmetrically arranged; eccentric wheels 2 are respectively rotatably arranged in the upper plate 12 and the lower plate 13; a space for installing the geological core exploring tube is formed between the two eccentric wheels 2; the handle is characterized by further comprising a connecting mechanism 5, wherein the fixed handle 3 and the connecting mechanism 5 are respectively connected with the upper plate 12 and the lower plate 13. The connecting mechanism 5 includes a first connecting screw 51 disposed on the outer wall of the upper plate 12, a second connecting screw 52 disposed on the outer wall of the lower plate 13 and on the same side as the first connecting screw 51, and a connecting plate 53 connected to the first connecting screw 51 and the second connecting screw 52. The fixed handle 3 comprises a first nut 31 arranged on the outer wall of the upper plate 12 and a first screw 33 matched with the first nut 31; a fixing block 36 which is arranged on the same side as the first screw cap 31 is arranged on the outer wall of the lower plate 13; the first screw 33 is in threaded connection with the fixing block 36 and the first nut 31 in sequence. And one end of the fixed handle 3, which is far away from the coaming 1, is provided with a rubber sleeve.
Other parts of this embodiment are the same as those of the above embodiment, and thus are not described again.
The above is only the preferred embodiment of the present invention, not to the limitation of the present invention in any form, all the technical matters of the present invention all fall into the protection scope of the present invention to any simple modification and equivalent change of the above embodiments.
Claims (10)
1. The utility model provides a location auxiliary device of low pipe is visited to rock core, uses with the cooperation of geology rock core lower pipe, its characterized in that: comprises a coaming (1) which is arranged in an annular shape and is provided with an inner cavity, an eccentric wheel (2) which is rotatably arranged on the coaming (1) and a fixed handle (3) which is connected with the outer wall of the coaming (1); the eccentric wheel (2) is rotatably installed in an inner cavity of the enclosing plate (1) through a rotating shaft (21), and the eccentric wheel (2) and the inner wall of the enclosing plate (1) jointly form a space for installing a geological core exploring and descending pipe.
2. The positioning assistance device for the core exploring tube as recited in claim 1, wherein: the enclosing plate (1) is integrally formed and forms a space for installing the geological core exploring tube with the eccentric wheel (2).
3. The positioning aid for a core drill pipe as recited in claim 2, wherein: be provided with mounting groove (11) on the inner wall of bounding wall (1), install in mounting groove (11) at the both ends of pivot (21).
4. The positioning assistance device for the core exploring tube as claimed in claim 3, wherein: the quantity of mounting groove (11) is a plurality of, and two a set of, set up side by side on bounding wall (1) inner wall.
5. The positioning assistance device for the core exploring tube as claimed in claim 4, wherein: still include bracing piece (4) with bounding wall (1) threaded connection, bracing piece (4) run through bounding wall (1) and stretch into the inner chamber, bracing piece (4) stretch into the one end and the contact of pivot (21) of inner chamber.
6. The positioning assistance device for the core exploring tube as recited in claim 1, wherein: the coaming (1) comprises an upper plate (12) and a lower plate (13) which has the same structure as the upper plate (12) and is symmetrically arranged; eccentric wheels (2) are respectively rotatably arranged in the upper plate (12) and the lower plate (13); a space for installing the geological core exploring tube is formed between the two eccentric wheels (2); the handle is characterized by further comprising a connecting mechanism (5), and the fixed handle (3) and the connecting mechanism (5) are connected with the upper plate (12) and the lower plate (13) respectively.
7. The positioning aid for a core drill pipe as recited in claim 6, wherein: the connecting mechanism (5) comprises a first connecting screw rod (51) arranged on the outer wall of the upper plate (12), a second connecting screw rod (52) arranged on the outer wall of the lower plate (13) and on the same side as the first connecting screw rod (51), and a connecting plate (53) connected with the first connecting screw rod (51) and the second connecting screw rod (52) respectively.
8. The device of claim 7, wherein the tube positioning aid comprises: the fixed handle (3) comprises a first screw cap (31) arranged on the outer wall of the upper plate (12), a first screw rod (33) matched with the first screw cap (31) for use, a second screw cap (32) arranged on the side surface of the first screw rod (33), a fixed plate (35) fixedly connected with the lower plate (13) and a second screw rod (34) used for connecting the fixed plate (35) with the second screw cap (32).
9. The device of claim 8, wherein the positioning aid comprises: a fixing block (36) which is arranged on the same side as the first screw cap (31) is arranged on the outer wall of the lower plate (13); the first screw (33) penetrates through the fixing block (36) and is in threaded connection with the first screw cap (31).
10. The device as claimed in any one of claims 1 to 9, wherein the device comprises: and a rubber sleeve is arranged at one end of the fixed handle (3) far away from the coaming (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821638068.2U CN212311785U (en) | 2018-10-10 | 2018-10-10 | Positioning auxiliary device for core lower detecting pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821638068.2U CN212311785U (en) | 2018-10-10 | 2018-10-10 | Positioning auxiliary device for core lower detecting pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212311785U true CN212311785U (en) | 2021-01-08 |
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ID=74029012
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821638068.2U Active CN212311785U (en) | 2018-10-10 | 2018-10-10 | Positioning auxiliary device for core lower detecting pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212311785U (en) |
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2018
- 2018-10-10 CN CN201821638068.2U patent/CN212311785U/en active Active
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