CN202630959U - Connector for connecting prism and embedded part - Google Patents
Connector for connecting prism and embedded part Download PDFInfo
- Publication number
- CN202630959U CN202630959U CN 201220261811 CN201220261811U CN202630959U CN 202630959 U CN202630959 U CN 202630959U CN 201220261811 CN201220261811 CN 201220261811 CN 201220261811 U CN201220261811 U CN 201220261811U CN 202630959 U CN202630959 U CN 202630959U
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- China
- Prior art keywords
- prism
- embedded part
- built
- fitting
- plug
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- 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.)
- Expired - Lifetime
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Abstract
The utility model relates to the field of measuring instruments, in particular to a connector for connecting a prism and an embedded part. The connector is characterized by consisting of a fixing member and a connecting shaft which are fixedly connected, and the diameter of the fixing member is greater than that of the connecting shaft; the fixing member is provided with a plug-in mounting hole; and the inner wall of the plug-in mounting hole is provided with a threaded through hole. The connector disclosed by the utility model has the advantages that a simpler structure and convenience for operation are achieved; stable connection between the prism and the embedded part can be well ensured; air can be exhausted when the embedded part is inserted because the bottom of the connector is provided with an opening, so that the embedded part can be easily inserted; the prism can be completely inserted into the embedded part when the embedded part is incompletely vertical to the wing edge of a U-shaped beam, and the effect that the center of the prism is always in the same position when the prism is inserted into the same embedded part every time or be inserted from different directions every time is ensured; and the embedded part can be simpler to embed and can be incompletely vertical to the wing edge of the U-shaped beam, and therefore the effect that the embedded part is not invaded into the limit of a line is completely ensured.
Description
Technical field
The utility model relates to the surveying instrument field, is specifically related to a kind of web member that prism is connected with built-in fitting that is used for.
Background technology
Be used at present in ground iron base control net or the railway CPIII net and need to use prism; Carry out high-acruracy survey through the measuring prism center; Must guarantee that for this reason prism inserts same built-in fitting or inserts prism at every turn from different directions each, the prism center all is same position.
Prism is because self structure; The framework that is fixed prism directly connects inserted link down, and the head of inserted link is the same with its base diameter, and must guarantee that inserted link all inserts built-in fitting; Could guarantee each same position simultaneously of inserting; And inserting prism from different directions, the prism center all is same position at every turn, could guarantee the center, highly same of prism when control net is measured on the basis.Because the prism hinge pedestal structure is unreasonable; In actual measurement since built-in fitting bury the edge of a wing that can't guarantee fully underground perpendicular to overhead U type beam; Promptly with the edge of a wing angle is arranged, at this moment insert prism and cause the prism inserted link can't all insert built-in fitting with regard to the edge of a wing that the prism framework occurs and withstand on U type beam, promptly built-in fitting is buried underground lack of standardization; Thereby cause built-in fitting must bury and guarantee the fully vertical edge of a wing of built-in fitting again underground; Or built-in fitting appears when burying underground more, and wherein more built-in fitting is appeared and the problem that built-in fitting is invaded the track traffic gauge can be occurred, does not allow to occur.
Summary of the invention
The purpose of the utility model is the weak point according to above-mentioned prior art, and a kind of web member that prism is connected with built-in fitting that is used for is provided, and this device guarantees the insertion fully of prism through plug-in opening and coupling shaft are set, and makes its center all be in same position.
The realization of the utility model is accomplished by following technical scheme:
A kind ofly be used for the web member that prism is connected with built-in fitting; It is characterized in that: said web member is made up of fixture and coupling shaft; Both are fixedly connected; And said fixture diameter has plug-in opening greater than said coupling shaft diameter on the said fixture, and has tapped through hole on the inwall of said plug-in opening.
Described coupling shaft is set with magnet.
Described coupling shaft end has a ccontaining cavity, and said magnet is fixed in said ccontaining cavity inside.
Have on the described coupling shaft one with the elongated air slot in its side.
The central lines of said plug-in opening center line and said web member.
The angle of said plug-in opening center line and said tapped through hole center line is rectangular.
The utility model has the advantages that: 1, structure is simpler, handled easily;
2, can fine assurance firmly be connected with prism, built-in fitting;
3, through the web member bottom opening, can when inserting built-in fitting, discharge air, easily insert;
When 4, solving built-in fitting not exclusively perpendicular to U type flange of beam, prism can be accomplished and insert built-in fitting, guarantees that prism is inserting same built-in fitting at every turn or inserting from different directions at every turn, and the prism center all is same position;
5, can guarantee that burying underground more simply of built-in fitting carry out, can be not exclusively perpendicular to U type flange of beam, guarantee that fully built-in fitting do not invade the circuit gauge.
Description of drawings
Fig. 1 is the structural front view of the utility model;
Fig. 2 is that the utility model connects the structural drawing when using;
Fig. 3 is the vertical view of coupling shaft in the utility model.
Embodiment
Through embodiment the utility model characteristic and other correlated characteristic are done further explain below in conjunction with accompanying drawing, so that technician's of the same trade understanding:
Shown in Fig. 1-3, mark 1-9 is respectively among the figure: prism 1, plug-in opening 2, tapped through hole 3, fixture 4, coupling shaft 5, magnet 6, air slot 7, built-in fitting 8, ccontaining cavity 9.
Embodiment: like Fig. 1, shown in 3, the connector main body of present embodiment is made up of fixture 4 and coupling shaft 5, and coupling shaft 5 is fixed in the lower surface of fixture 4, and both coaxial settings.Fixture 4 upper surfaces have plug-in opening 2, plug-in opening 2 and fixture 4 central lines, and plug-in opening 2 degree of depth are identical with the length of prism 1 bottom coupling shaft, can be fully and be plugged in plug-in opening 2 inside securely with assurance prism 1.Have tapped through hole 3 on the inwall of plug-in opening 2, its degree of depth its role is to after prism 1 is accomplished plug-in mounting by the outside surface of inwall to the fixture 4 of plug-in opening 2, and web members such as the screw of screwing on, nut are accomplished further fastening.Coupling shaft 5 is used for being fixedly connected with built-in fitting 8, and its bottom has a ccontaining cavity 9, and 9 ones are set with magnet 6 in the ccontaining cavity, and its purpose is to rely on the magnetic attraction of 8 of magnet 6 and built-in fittings, is fastenedly connected the place.Have elongated air slot 7 on coupling shaft 5 outer walls in addition, its role is to when the plug-in mounting process, discharge the air of built-in fitting 8 inside, to make things convenient for the insertion of coupling shaft 5.Web member to present embodiment; Extra need the explanation be: the somewhat larger in diameter of fixture 4 is in the diameter of coupling shaft 5; And diameter less than built-in fitting 8; Its purpose is to make the part of coupling shaft 5 integral body and fixture 4 all to insert built-in fitting 8, makes prism 1 in each same built-in fitting of insertion or insertion from different directions at every turn, and the prism center all is same position.
Present embodiment is in the specific implementation: as shown in Figure 2, the present embodiment purpose is conveniently to connect prism 1 and built-in fitting 8.Plug-in opening 2 is used for being connected with the coupling shaft of prism 1 bottom, so both structures are complementary and are fixedly connected.Coupling shaft 5 is used for being connected with built-in fitting 8 inner ccontaining cavitys, so both structures are complementary and are fixedly connected.
The version of plug-in opening 2 also can be various in addition; If promptly the coupling shaft of prism 1 bottom is provided with external thread; Then plug-in opening 2 can be provided with internal thread, and both threaded engagement connect, and this type of situation is various; So do not give unnecessary details one by one, but correlation technique demands such as required height, fastening degree must satisfy prism and use the time.The substructure of the structure of the plug-in opening 2 of present embodiment, dimensional requirement and prism 1 is mated in a word, the ccontaining cavity structure coupling of the structure of coupling shaft 5, dimensional requirement and built-in fitting 8.
Claims (6)
1. one kind is used for the web member that prism is connected with built-in fitting; It is characterized in that: said web member is made up of fixture and coupling shaft; Both are fixedly connected; And said fixture diameter has plug-in opening greater than said coupling shaft diameter on the said fixture, and has tapped through hole on the inwall of said plug-in opening.
2. a kind of web member that prism is connected with built-in fitting that is used for according to claim 1, it is characterized in that: described coupling shaft is set with magnet.
3. a kind of web member that prism is connected with built-in fitting that is used for according to claim 2, it is characterized in that: described coupling shaft end has a ccontaining cavity, and said magnet is fixed in said ccontaining cavity inside.
4. a kind of web member that prism is connected with built-in fitting that is used for according to claim 1 is characterized in that: have on the described coupling shaft one with the elongated air slot in its side.
5. a kind of web member that prism is connected with built-in fitting that is used for according to claim 1 is characterized in that: the central lines of said plug-in opening center line and said web member.
6. a kind of web member that prism is connected with built-in fitting that is used for according to claim 1, it is characterized in that: the angle of said plug-in opening center line and said tapped through hole center line is rectangular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220261811 CN202630959U (en) | 2012-06-05 | 2012-06-05 | Connector for connecting prism and embedded part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220261811 CN202630959U (en) | 2012-06-05 | 2012-06-05 | Connector for connecting prism and embedded part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202630959U true CN202630959U (en) | 2012-12-26 |
Family
ID=47384152
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220261811 Expired - Lifetime CN202630959U (en) | 2012-06-05 | 2012-06-05 | Connector for connecting prism and embedded part |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202630959U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103389082A (en) * | 2013-08-05 | 2013-11-13 | 天津市地质工程勘察院 | 360-degree free-of-leveling forced centering collimation equipment and using method thereof |
-
2012
- 2012-06-05 CN CN 201220261811 patent/CN202630959U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103389082A (en) * | 2013-08-05 | 2013-11-13 | 天津市地质工程勘察院 | 360-degree free-of-leveling forced centering collimation equipment and using method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121226 |