CN210922629U - Retractable cp3 built-in net fitting - Google Patents
Retractable cp3 built-in net fitting Download PDFInfo
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- CN210922629U CN210922629U CN201921802628.8U CN201921802628U CN210922629U CN 210922629 U CN210922629 U CN 210922629U CN 201921802628 U CN201921802628 U CN 201921802628U CN 210922629 U CN210922629 U CN 210922629U
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- base
- hole
- cylinder
- net
- bottom plate
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Abstract
The utility model provides a retractable cp3 built net built-in fitting belongs to the mapping technology field, the on-line screen storage device comprises a base, with base threaded connection's connecting seat and with connecting seat threaded connection's top cap, the base is including fixing the bottom plate on the building and fixing the pre-buried section of thick bamboo on the bottom plate, the center of pre-buried section of thick bamboo is equipped with a center post, the one end of center post is fixed on the bottom plate, form the base hole between pre-buried section of thick bamboo and the center post, the downthehole spring that is equipped with of base, the connecting seat includes the connecting cylinder that can be at the downthehole lift of base, the lower extreme of connecting cylinder is equipped with the lift hole that suits with the base hole, the upper end of connecting cylinder is equipped with the connecting hole. The utility model discloses a set the embedded part to upper and lower detached two parts that can the spiral cup joint, then set up the spring cup jointing the position to reach the purpose of lift embedded part.
Description
Technical Field
The utility model relates to an embedded part especially relates to a retractable cp3 built-in net built-in fitting belongs to survey and drawing technical field.
Background
Establishing a CP III control point network on the basis of a national measurement network: CP1 refers to three levels in a control point, a CP2 offline construction measurement control point, a CP3 ballastless track construction special control point and a high-speed rail control network: the first level is that the basic plane control network (CP2) mainly provides coordinate reference for surveying, construction, operation and maintenance; the second level is a line plane control net (CP2) which mainly provides a coordinate reference for surveying and construction; the third level is a track control network (CP3) which mainly provides a control reference for track laying and operation maintenance.
In railway construction, the CP3 measurement embedded part is a part embedded in the early stage of CP3 measurement, the CP3 embedded part is a forced centering and centering fixed and embedded part, and is embedded on a CP3 pier column special for a roadbed section, a bridge anti-collision wall, a side wall in a tunnel and a platform edge.
Most of traditional cp3 embedded parts are single hollow cylinders, and after the embedded parts are embedded into a building, the height cannot be adjusted, so that a cp3 networking embedded part capable of lifting and retracting is needed.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main objective is in order to provide a retractable cp3 built net built-in fitting, through set the built-in fitting to upper and lower detached can the spiral two parts that cup joint, then set up the spring cup jointing the position to reach the purpose of lift built-in fitting.
The purpose of the utility model can be achieved by adopting the following technical scheme:
the utility model provides a retractable cp3 built-in fitting, including the base, with base threaded connection's connecting seat and with connecting seat threaded connection's top cap, the base is including fixing the bottom plate on the building and fixing an embedded section of thick bamboo on the bottom plate, the center of an embedded section of thick bamboo is equipped with a center post, the one end of center post is fixed on the bottom plate, an embedded section of thick bamboo with form the base hole between the center post, the downthehole spring that is equipped with of base, the connecting seat including can the downthehole connecting cylinder that goes up and down of base, the lower extreme of connecting cylinder be equipped with the lift hole that the base hole suits, the upper end of connecting cylinder is equipped with the connecting hole that suits with measuring device, the top cap include with the fore-set that the connecting hole suits and fix roof on the fore-set.
In any of the above schemes, preferably, the bottom plate, the embedded cylinder and the central column are integrally formed.
In any of the above schemes, preferably, the height of the central column is smaller than the height of the embedded cylinder.
In any of the above schemes, preferably, the inner wall of the embedded cylinder is provided with a base internal thread, and the periphery of the connecting cylinder is provided with a lifting external thread adapted to the base internal thread.
In any of the above schemes, preferably, the periphery of the central column is provided with a base external thread, and the inner wall of the lower end of the connecting cylinder is provided with a lifting internal thread adapted to the base external thread.
In any of the above aspects, preferably, the height of the central column is smaller than the depth of the lifting hole.
In any of the above schemes, preferably, a connecting seat internal thread adapted to the measuring device is arranged on the inner wall of the upper end of the connecting cylinder, and a top cover external thread adapted to the connecting seat internal thread is arranged on the top pillar.
In any of the above schemes, preferably, the peripheries of the embedded cylinders and the upper ends of the peripheries of the connecting cylinders are provided with spiral grooves.
In any of the above schemes, preferably, the bottom plate is provided with a plurality of fixing holes and bolts used in cooperation with the fixing holes.
In any of the above aspects, preferably, an inner diameter of the lifting hole is smaller than an inner diameter of the connection hole, and a portion where the lifting hole and the connection hole meet forms a table top.
The utility model has the advantages of: according to the utility model discloses a retractable cp3 built-in fitting of netting, the utility model provides a retractable cp3 built-in fitting of netting sets up the bottom plate in the built-in fitting below, and fixed built-in fitting that can be better sets the built-in fitting into two parts: pre-buried section of thick bamboo and connecting cylinder, the connecting cylinder can be in the pre-buried section of thick bamboo spiral lift flexible, sets up the spring in pre-buried section of thick bamboo simultaneously, can stabilize the connecting cylinder, sets up lift hole and connecting hole at the upper and lower both ends of connecting cylinder, can be more convenient hold measuring device.
Drawings
Fig. 1 is an exploded schematic view of the overall structure of a preferred embodiment of a telescoping cp3 screening embedment according to the present invention;
FIG. 2 is an exploded cross-sectional view of a preferred embodiment of a telescoping cp3 screening embedment according to the present invention;
fig. 3 is a schematic structural diagram of a pre-buried cylinder of a preferred embodiment of the telescopic cp3 net-building pre-buried part according to the present invention;
fig. 4 is a schematic structural diagram of a connector barrel of a preferred embodiment of a telescoping cp3 netting embedment according to the present invention.
In the figure: 1-base, 2-connecting base, 3-top cover, 10-base hole, 11-bottom plate, 12-embedded cylinder, 13-central column, 14-spring, 20-lifting hole, 21-connecting cylinder, 22-connecting hole, 31-top plate, 32-top column, 111-fixing hole, 112-bolt, 121-base internal thread, 122-spiral groove, 131-base external thread, 201-lifting internal thread, 211-lifting external thread, 221-connecting base internal thread and 321-top cover external thread.
Detailed Description
In order to make the technical solutions of the present invention clearer and clearer for those skilled in the art, the present invention will be described in further detail with reference to the following embodiments and the accompanying drawings, but the embodiments of the present invention are not limited thereto.
Example 1:
as shown in fig. 1-4, the retractable cp3 embedded part for building a net provided in this embodiment includes a base 1, a connecting seat 2 in threaded connection with the base 1, and a top cover 3 in threaded connection with the connecting seat 2, where the base 1 includes a bottom plate 11 fixed on a building and an embedded cylinder 12 fixed on the bottom plate 11, a central column 13 is disposed at the center of the embedded cylinder 12, one end of the central column 13 is fixed on the bottom plate 11, a base hole 10 is formed between the embedded cylinder 12 and the central column 13, a spring 14 is disposed in the base hole 10, the connecting seat 2 includes a connecting cylinder 21 capable of ascending and descending in the base hole 10, a lifting hole 20 adapted to the base hole 10 is disposed at the lower end of the connecting cylinder 21, a connecting hole 22 adapted to a measuring device is disposed at the upper end of the connecting cylinder 21, and the top cover 3 includes a top pillar 32 adapted to the connecting hole 22 and a top.
Further, in the present embodiment, as shown in fig. 1 to 4, the base plate 11, the embedded cylinder 12 and the central column 13 are integrally formed, so as to be more robust and durable.
Further, in the present embodiment, as shown in fig. 1 to 4, the height of the center post 13 is smaller than the height of the embedded cylinder 12, and the height of the center post 13 is smaller than the depth of the lifting hole 20, because of the existence of the spring, the height of the center post 13 can be properly adjusted.
Further, in this embodiment, as shown in fig. 1 to 4, a base internal thread 121 is disposed on an inner wall of the embedded cylinder 12, and a lifting external thread 211 adapted to the base internal thread 121 is disposed on an outer periphery of the connecting cylinder 21.
Further, in the present embodiment, as shown in fig. 1 to 4, a connecting seat internal thread 221 adapted to the measuring device is provided on an inner wall of an upper end of the connecting cylinder 21, and a top cap external thread 321 adapted to the connecting seat internal thread 221 is provided on the top pillar 32.
Further, in the present embodiment, as shown in fig. 1 to 4, the upper ends of the periphery of the embedded cylinder 12 and the periphery of the connecting cylinder 21 are provided with spiral grooves 122.
Further, in the present embodiment, as shown in fig. 1 to 4, the bottom plate 11 is provided with a plurality of fixing holes 111 and bolts 112 used in cooperation with the fixing holes 111.
Further, in the present embodiment, as shown in fig. 1 to 4, the inner diameter of the lifting hole 20 is smaller than the inner diameter of the connection hole 22, and a portion where the lifting hole 20 and the connection hole 22 meet forms a table.
Example 2
As shown in fig. 1-4, the retractable cp3 embedded part for building a net provided in this embodiment includes a base 1, a connecting seat 2 in threaded connection with the base 1, and a top cover 3 in threaded connection with the connecting seat 2, where the base 1 includes a bottom plate 11 fixed on a building and an embedded cylinder 12 fixed on the bottom plate 11, a central column 13 is disposed at the center of the embedded cylinder 12, one end of the central column 13 is fixed on the bottom plate 11, a base hole 10 is formed between the embedded cylinder 12 and the central column 13, a spring 14 is disposed in the base hole 10, the connecting seat 2 includes a connecting cylinder 21 capable of ascending and descending in the base hole 10, a lifting hole 20 adapted to the base hole 10 is disposed at the lower end of the connecting cylinder 21, a connecting hole 22 adapted to a measuring device is disposed at the upper end of the connecting cylinder 21, and the top cover 3 includes a top pillar 32 adapted to the connecting hole 22 and a top.
Different from embodiment 1, in this embodiment, as shown in fig. 1 to 4, a base external thread 131 is provided on the periphery of the center post 13, a lifting internal thread 201 adapted to the base external thread 131 is provided on the inner wall of the lower end of the connecting cylinder 21, and the diameter of the base hole 10 is larger than the diameter of the connecting cylinder 21.
Example 3
As shown in fig. 1-4, the retractable cp3 embedded part for building a net provided in this embodiment includes a base 1, a connecting seat 2 in threaded connection with the base 1, and a top cover 3 in threaded connection with the connecting seat 2, where the base 1 includes a bottom plate 11 fixed on a building and an embedded cylinder 12 fixed on the bottom plate 11, a central column 13 is disposed at the center of the embedded cylinder 12, one end of the central column 13 is fixed on the bottom plate 11, a base hole 10 is formed between the embedded cylinder 12 and the central column 13, a spring 14 is disposed in the base hole 10, the connecting seat 2 includes a connecting cylinder 21 capable of ascending and descending in the base hole 10, a lifting hole 20 adapted to the base hole 10 is disposed at the lower end of the connecting cylinder 21, a connecting hole 22 adapted to a measuring device is disposed at the upper end of the connecting cylinder 21, and the top cover 3 includes a top pillar 32 adapted to the connecting hole 22 and a top.
Different from the embodiments 1 and 2, in this embodiment, as shown in fig. 1 to 4, a base external thread 131 is provided on the periphery of the center post 13, a lifting internal thread 201 adapted to the base external thread 131 is provided on the inner wall of the lower end of the connecting cylinder 21, a base internal thread 121 is provided on the inner wall of the embedded cylinder 12, a lifting external thread 211 adapted to the base internal thread 121 is provided on the periphery of the connecting cylinder 21, and the diameter of the base hole 10 is equal to the diameter of the ring of the connecting cylinder 21.
In summary, in the above embodiments, according to the retractable cp3 net-building embedded part of the above embodiments, the retractable cp3 net-building embedded part provided by the above embodiments is configured as two parts: the spring is arranged in the embedded cylinder, the connecting cylinder can spirally lift and stretch in the embedded cylinder, and the spring is always in a compression state and can stabilize the connecting cylinder.
The above description is only a further embodiment of the present invention, but the scope of protection of the present invention is not limited thereto, and any person skilled in the art can replace or change the technical solution and the concept of the present invention within the scope of the present invention.
Claims (10)
1. A retractable cp3 net building embedded part is characterized in that: comprises a base (1), a connecting seat (2) in threaded connection with the base (1) and a top cover (3) in threaded connection with the connecting seat (2), wherein the base (1) comprises a bottom plate (11) fixed on a building and an embedded cylinder (12) fixed on the bottom plate (11), a central column (13) is arranged at the center of the embedded cylinder (12), one end of the central column (13) is fixed on the bottom plate (11), a base hole (10) is formed between the embedded cylinder (12) and the central column (13), a spring (14) is arranged in the base hole (10), the connecting seat (2) comprises a connecting cylinder (21) capable of lifting in the base hole (10), a lifting hole (20) matched with the base hole (10) is arranged at the lower end of the connecting cylinder (21), a connecting hole (22) matched with a measuring device is arranged at the upper end of the connecting cylinder (21), the top cover (3) comprises a top column (32) matched with the connecting hole (22) and a top plate (31) fixed on the top column (32).
2. The telescoping cp3 net-building embedment of claim 1, wherein: the bottom plate (11), the embedded cylinder (12) and the central column (13) are integrally formed.
3. The telescoping cp3 net-building embedment of claim 1, wherein: the height of the central column (13) is smaller than that of the embedded cylinder (12).
4. The telescoping cp3 net-building embedment of claim 1, wherein: the inner wall of the embedded cylinder (12) is provided with a base internal thread (121), and the periphery of the connecting cylinder (21) is provided with a lifting external thread (211) matched with the base internal thread (121).
5. The telescoping cp3 net-building embedment of claim 1, wherein: the outer periphery of the central column (13) is provided with a base external thread (131), and the inner wall of the lower end of the connecting cylinder (21) is provided with a lifting internal thread (201) matched with the base external thread (131).
6. The telescoping cp3 net-building embedment of claim 1, wherein: the height of the central column (13) is smaller than the depth of the lifting hole (20).
7. The telescoping cp3 net-building embedment of claim 1, wherein: the inner wall of the upper end of the connecting cylinder (21) is provided with a connecting seat internal thread (221) matched with the measuring device, and the top column (32) is provided with a top cover external thread (321) matched with the connecting seat internal thread (221).
8. The telescoping cp3 net-building embedment of claim 1, wherein: spiral grooves (122) are formed in the periphery of the embedded cylinder (12) and the upper end of the periphery of the connecting cylinder (21).
9. The telescoping cp3 net-building embedment of claim 1, wherein: the bottom plate (11) is provided with a plurality of fixing holes (111) and bolts (112) matched with the fixing holes (111) for use.
10. The telescoping cp3 net-building embedment of claim 1, wherein: the inner diameter of the lifting hole (20) is smaller than that of the connecting hole (22), and a table top is formed at the joint part of the lifting hole (20) and the connecting hole (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921802628.8U CN210922629U (en) | 2019-10-25 | 2019-10-25 | Retractable cp3 built-in net fitting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921802628.8U CN210922629U (en) | 2019-10-25 | 2019-10-25 | Retractable cp3 built-in net fitting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210922629U true CN210922629U (en) | 2020-07-03 |
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ID=71350267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921802628.8U Expired - Fee Related CN210922629U (en) | 2019-10-25 | 2019-10-25 | Retractable cp3 built-in net fitting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210922629U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114589806A (en) * | 2022-04-18 | 2022-06-07 | 中建八局第二建设有限公司 | Positioning structure and prefabricated track beam support steel plate embedded assembly |
-
2019
- 2019-10-25 CN CN201921802628.8U patent/CN210922629U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114589806A (en) * | 2022-04-18 | 2022-06-07 | 中建八局第二建设有限公司 | Positioning structure and prefabricated track beam support steel plate embedded assembly |
| CN114589806B (en) * | 2022-04-18 | 2023-11-14 | 中建八局第二建设有限公司 | Positioning structure and prefabricated track beam support steel plate embedded assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200703 Termination date: 20211025 |