CN210268658U - Pull-type centering rod device - Google Patents

Abstract

The utility model relates to a pull formula centering rod device, include first carbon fiber pole festival and fix at the intraoral tiptoe in first carbon fiber pole festival bottom, it has second carbon fiber pole festival to peg graft in the top mouth of first carbon fiber pole festival, the intraoral first retaining member that is fixed with in bottom of second carbon fiber pole festival, it has third carbon fiber pole festival to peg graft in the top mouth of second carbon fiber pole festival, the intraoral second retaining member that is fixed with in bottom mouth of third carbon fiber pole festival, the card is equipped with multi-functional horizontal bubble device on the outer wall of third carbon fiber pole festival, it has fourth carbon fiber pole festival to peg graft in the top mouth of third carbon fiber pole festival, the intraoral third retaining member that is fixed with in bottom mouth of fourth carbon fiber pole festival. The utility model discloses a pull formula centering rod device structural design is reasonable, and intensity is high, and the quality is light, and convenient to carry adopts telescopic structure, and the inside cover in end opening of every section carbon fiber pole festival is equipped with the retaining member, and is dustproof and waterproof, inserts the locking after the locating hole realizes two pole festivals extension simultaneously through the locating pin, and it is more convenient to use.

Description

Pull-type centering rod device

Technical Field

The utility model relates to a pull formula centering rod device.

Background

The current centering rod is used as indispensable centering equipment in surveying and mapping, has wide application in surveying and mapping, is a metal rod capable of directly pointing to a ground mark point according to the vertical direction, and can be sleeved with horizontal bubbles. The metal rod comprises an outer pipe and a telescopic inner pipe sleeved in the outer pipe, and the outer pipe and the inner pipe are fixed through a holding type locking piece; the tail end of the outer tube is provided with a pointed part for landing; the outer surface of the outer tube is sleeved with a sleeve which can move along the axial direction of the outer tube, and the top end of the sleeve is fixed with the outer tube through a fastener; the end of the sleeve is provided with a toe for landing. But has the following disadvantages when in use: the telescopic length of the centering rod is limited, and after the inner sleeve is retracted, the rod length is more than half of the rod length when the inner sleeve is extended, so that the centering rod is inconvenient to carry; the outer pipe and the inner pipe are fixed through the holding type locking piece, dust and soil are generated on the outer wall of the sleeve when the working environment is poor, and the outer sleeve and the inner sleeve slip; in addition, the existing bracket has a simple structure, can only be provided with the horizontal bubble, and has a single function.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a pull formula centering rod device.

The pull-type centering rod device of the utility model comprises a first carbon fiber rod section and a tiptoe fixed in the bottom port of the first carbon fiber rod section, a second carbon fiber rod section is inserted in the top port of the first carbon fiber rod section, a first locking part is fixed in the bottom port of the second carbon fiber rod section, a third carbon fiber rod section is inserted in the top port of the second carbon fiber rod section, a second locking part is fixed in the bottom port of the third carbon fiber rod section, a multifunctional horizontal bubble device is clamped on the outer wall of the second carbon fiber rod section, a fourth carbon fiber rod section is inserted in the top port of the third carbon fiber rod section, a third locking part is fixed in the bottom port of the fourth carbon fiber rod section, a double-end connecting screw is fixed in the top port of the fourth carbon fiber rod section, and positioning holes are formed in the outer wall of the top port of the first carbon fiber rod section, the outer wall of the top port of the second carbon fiber rod section and the outer wall of the top port of the third carbon fiber rod section.

The utility model discloses a pull formula centering rod device, first carbon fiber pole section, second carbon fiber pole section, third carbon fiber pole section and fourth carbon fiber pole section are big end down's toper pipe.

The utility model discloses a pull-out centering rod device, first locking piece is including fixing the intraoral first spring holder in second carbon fiber pole section bottom, is equipped with first guide way on the lateral wall of first spring holder, is equipped with the first location platform by first spring support in the first guide way, and the inner of first location platform is equipped with the first guide needle that is used for fixed first spring, and the outer end of first location platform is equipped with the first locating pin that stretches out by the outer wall of second carbon fiber pole section; the first carbon fiber rod section and the second carbon fiber rod section are locked by inserting the first positioning pin into the positioning hole of the first carbon fiber rod section.

The utility model discloses a pull-out centering rod device, the second retaining member includes the second spring holder of fixing in third carbon fiber pole festival bottom port, is equipped with the second guide way on the lateral wall of second spring holder, is equipped with the second location platform by the support of second spring in the second guide way, and the inner of second location platform is equipped with the second guide needle that is used for fixing the second spring, and the outer end of second location platform is equipped with the second locating pin that stretches out by the outer wall of third carbon fiber pole festival; and the second carbon fiber rod section and the third carbon fiber rod section are locked by inserting the second positioning pin into the positioning hole of the second carbon fiber rod section.

The utility model discloses a pull-out centering rod device, the third retaining member includes the third spring holder fixed in fourth carbon fiber rod festival bottom port, is equipped with the third guide way on the lateral wall of third spring holder, is equipped with the third location platform by the support of third spring in the third guide way, and the inner of third location platform is equipped with the third guide needle that is used for fixing the third spring, and the outer end of third location platform is equipped with the third locating pin that stretches out by the outer wall of fourth carbon fiber rod festival; and the third carbon fiber rod section and the fourth carbon fiber rod section are locked by inserting the third positioning pin into the positioning hole of the third carbon fiber rod section.

The utility model discloses a pull formula centering rod device, multi-functional horizontal bubble device includes pole section seat, is equipped with the bracket holder on the preceding terminal surface of pole section seat, and the top face of pole section seat is close to the through-hole that right-hand member department link up from top to bottom, is equipped with the decompression recess on the inner wall of through-hole, and the through-hole rear side is equipped with the horizontal bubble seat that is located on pole section seat top face, is equipped with the open slot that communicates with the through-hole on the left side wall of pole section seat, is equipped with locking screw on the pole section seat of open slot rear side, and the front side of open slot is equipped with the compass that is located pole section seat top face, and the bottom of compass is equipped with the inside compass support that inserts pole section seat, and the bottom face below of compass support is equipped with the spring, be equipped with the gim peg hole on the left side wall.

The utility model discloses a pull formula centering rod device, be equipped with the annular groove on compass support's the outer wall.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a pull formula centering rod device structural design is reasonable, wholly form by the combination of the carbon fiber pole festival of a plurality of sections diameter variation in size, high strength, the quality is light, high durability and convenient carrying, adopt telescopic structure, the inside cover of end opening of every section carbon fiber pole festival is equipped with the retaining member, it is stable to support the fixity ability, dustproof and waterproof, insert the locking that the locating hole realized two pole festivals after extending through the locating pin simultaneously, can install horizontal bubble seat, bracket seat and compass simultaneously on the multi-functional horizontal bubble device in addition, and the function is many, it is more convenient to use.

Drawings

Fig. 1 is a schematic structural view of a pull-out centering rod device according to an embodiment of the present invention;

fig. 2 is a cross-sectional view of a pull-out centering rod device for removing multifunctional horizontal bubbles according to an embodiment of the present invention;

fig. 3 is one of the schematic structural diagrams of the multifunctional horizontal bubble device in the pull-out centering rod device according to the embodiment of the present invention;

fig. 4 is a second schematic structural view of the multifunctional horizontal bubble device in the pull-out centering rod device according to the embodiment of the present invention;

fig. 5 is a third schematic structural view of a multifunctional horizontal bubble device in a pull-out centering rod device according to an embodiment of the present invention.

In the figure:

1. a first carbon fiber rod section; 2. a toe; 3. a second carbon fiber rod section; 4. a first locking member; 41. a first spring seat; 42. a first guide groove; 43. a first spring; 44. a first positioning table; 45. a first guide needle; 46. a first positioning pin; 5. a third carbon fiber rod section; 6. a second locking member; 61. a second spring seat; 62. a second guide groove; 63. a second spring; 64. a second positioning table; 65. a second guide needle; 66. a second positioning pin; 7. a multifunctional horizontal bubble device; 71. a rod segment seat; 72. a bracket holder; 73. a through hole; 74. a pressure reducing groove; 75. a horizontal bubble seat; 76. an open slot; 77. locking the screw; 78. a compass; 79. a compass support; 710. A spring; 711. a fixing bolt hole; 712. a fixing bolt; 713. an annular groove; 8. a fourth carbon fiber rod section; 9. a third locking member; 91. a third spring seat; 92. a third guide groove; 93. A third spring; 94. a third positioning table; 95. a third guide needle; 96. a third positioning pin; 10. a double-headed connecting screw; 11. and (7) positioning the holes.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

As shown in fig. 1-5, a pull-out centering rod device comprises a first carbon fiber rod section 1 and a foot tip 2 fixed in the bottom opening of the first carbon fiber rod section 1, a second carbon fiber rod section 3 is inserted in the top opening of the first carbon fiber rod section 1, a first locking member 4 is fixed in the bottom opening of the second carbon fiber rod section 3, a third carbon fiber rod section 5 is inserted in the top opening of the second carbon fiber rod section 3, a second locking member 6 is fixed in the bottom opening of the third carbon fiber rod section 5, a multifunctional horizontal bubble device 7 is clamped on the outer wall of the second carbon fiber rod section 3, a fourth carbon fiber rod section 8 is inserted in the top opening of the third carbon fiber rod section 5, a third locking member 9 is fixed in the bottom opening of the fourth carbon fiber rod section 8, a double-headed connecting screw 10 is fixed in the top opening of the fourth carbon fiber rod section 8, a double-headed connecting screw 10 is fixed on the outer wall of the top opening of the first carbon fiber rod section 1, The outer wall of the top port of the second carbon fiber rod section 3 and the outer wall of the top port of the third carbon fiber rod section 5 are both provided with positioning holes 11.

The utility model discloses a pull formula centering rod device, first carbon fiber pole festival 1, second carbon fiber pole festival 3, third carbon fiber pole festival 5 and fourth carbon fiber pole festival 8 are big end down's conical tube.

The utility model discloses a pull-out centering rod device, first locking piece 4 is including fixing the intraoral first spring holder 41 in second carbon fiber pole section 3 bottom, be equipped with first guide way 42 on the lateral wall of first spring holder 41, be equipped with the first location platform 44 by first spring 43 support in the first guide way 42, the inner of first location platform 44 is equipped with the first guide needle 45 that is used for fixed first spring 43, the outer end of first location platform 44 is equipped with the first locating pin 46 that stretches out by the outer wall of second carbon fiber pole section 3; the first carbon fiber rod section 1 and the second carbon fiber rod section 3 are inserted into the positioning hole 11 of the first carbon fiber rod section 1 through the first positioning pin 46 to realize locking.

The utility model discloses a pull-out centering rod device, second retaining member 6 is including fixing the intraoral second spring holder 61 in third carbon fiber pole section 5 bottom, be equipped with second guide way 62 on the lateral wall of second spring holder 61, be equipped with the second location platform 64 that is supported by second spring 63 in the second guide way 62, the inner of second location platform 64 is equipped with the second guide needle 65 that is used for fixing second spring 63, the outer end of second location platform 64 is equipped with the second locating pin 66 that stretches out by the outer wall of third carbon fiber pole section 5; the second carbon fiber rod section 3 and the third carbon fiber rod section 5 are inserted into the positioning hole 11 of the second carbon fiber rod section 3 through the second positioning pin 66 to be locked.

The utility model discloses a pull-out centering rod device, the third retaining member 9 includes the third spring seat 91 fixed in the mouth of 8 bottom ends of fourth carbon fiber pole sections, be equipped with third guide way 92 on the lateral wall of third spring seat 91, be equipped with the third location platform 94 by the support of third spring 93 in the third guide way 92, the inner of third location platform 94 is equipped with the third guide needle 95 that is used for fixing third spring 93, the outer end of third location platform 94 is equipped with the third locating pin 96 that stretches out by the outer wall of fourth carbon fiber pole section 8; the third carbon fiber rod section 5 and the fourth carbon fiber rod section 8 are locked by inserting the third positioning pin 96 into the positioning hole 11 of the third carbon fiber rod section 5.

The utility model discloses a pull-out centering rod device, the multifunctional horizontal bubble device 7 comprises a rod section seat 71, a bracket seat 72 is arranged on the front end face of the rod section seat 71, a through hole 73 which is communicated up and down is arranged at the position, close to the right end, of the top end face of the rod section seat 71, a decompression groove 74 is arranged on the inner wall of the through hole 73, a horizontal bubble seat 75 arranged on the top end face of the rod section seat 71 is arranged at the rear side of the through hole 73, an open slot 76 communicated with the through hole 73 is arranged on the left side wall of the rod section seat 71, a locking screw 77 is arranged on the rod section seat 71 at the rear side of the open slot 76, a compass 78 arranged on the top end face of the rod section seat 71 is arranged at the front side of the open slot 76, a compass support 79 inserted into the rod section seat 71 is arranged at the bottom of the compass 78, a spring 710 is arranged below the bottom end face of, the inner end of the securing bolt 712 abuts against the outer wall of the compass support 79. The pressure reducing groove 74 enables the wall of the rod section seat at one side to be thinned, the flexibility of the rod section seat is increased, and the rod section seat is convenient to detach; the open slot 76 is fixed by a locking screw 77, the bracket holder is used for installing a thin-handed (or mobile phone) bracket connecting rod, a compass support and a spring below the compass support are pressed downwards, an annular groove in the middle of the compass support moves downwards, the diameter of the bracket holder is increased, the thin-handed (or mobile phone) bracket connecting rod can be inserted or pulled out, the pressure on the compass support is released, the spring supports the compass support to bounce, the pressure is increased, the thin-handed (or mobile phone) bracket connecting rod is tightly squeezed at the large end of the lower part of the compass support, and a thin-handed (or mobile phone) bracket is fixed.

The utility model discloses a pull formula centering rod device, be equipped with annular groove 713 on compass support 79's the outer wall.

The utility model discloses a pull formula centering rod device structural design is reasonable, wholly form by the combination of the carbon fiber pole festival of a plurality of sections diameter variation in size, high strength, the quality is light, high durability and convenient carrying, adopt telescopic structure, the inside cover of end opening of every section carbon fiber pole festival is equipped with the retaining member, it is stable to support the fixity ability, dustproof and waterproof, insert the locking that the locating hole realized two pole festivals after extending through the locating pin simultaneously, can install horizontal bubble seat, bracket seat and compass simultaneously on the multi-functional horizontal bubble device in addition, and the function is many, it is more convenient to use.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims (7)

1. The utility model provides a pull formula centering rod device, includes first carbon fiber pole section (1) and fixes at intraoral tiptoe (2) in first carbon fiber pole section (1) bottom, its characterized in that: it has second carbon fiber pole section (3) to peg graft in the top mouth of first carbon fiber pole section (1), the bottom mouth internal fixation of second carbon fiber pole section (3) has first retaining member (4), it has third carbon fiber pole section (5) to peg graft in the top mouth of second carbon fiber pole section (3), the bottom mouth internal fixation of third carbon fiber pole section (5) has second retaining member (6), the card is equipped with multi-functional horizontal bubble device (7) on the outer wall of second carbon fiber pole section (3), it has fourth carbon fiber pole section (8) to peg graft in the top mouth of third carbon fiber pole section (5), the bottom mouth internal fixation of fourth carbon fiber pole section (8) has third retaining member (9), the top mouth internal fixation of fourth carbon fiber pole section (8) has double-end connecting screw (10), on the top mouth outer wall of first carbon fiber pole section (1), on the top mouth outer wall of second carbon fiber pole section (3) and on the top mouth outer wall of third carbon fiber pole section (5) all be equipped with the locating hole (11).

2. The pull centering rod assembly of claim 1, wherein: first carbon fiber pole section (1), second carbon fiber pole section (3), third carbon fiber pole section (5) and fourth carbon fiber pole section (8) are big end down's toper pipe.

3. The pull centering rod assembly of claim 1, wherein: the first locking piece (4) comprises a first spring seat (41) fixed in a bottom opening of the second carbon fiber rod section (3), a first guide groove (42) is formed in the side wall of the first spring seat (41), a first positioning table (44) supported by a first spring (43) is arranged in the first guide groove (42), a first guide needle (45) used for fixing the first spring (43) is arranged at the inner end of the first positioning table (44), and a first positioning pin (46) extending out of the outer wall of the second carbon fiber rod section (3) is arranged at the outer end of the first positioning table (44); the first carbon fiber rod section (1) and the second carbon fiber rod section (3) are inserted into the positioning hole (11) of the first carbon fiber rod section (1) through the first positioning pin (46) to realize locking.

4. The pull centering rod assembly of claim 1, wherein: the second locking part (6) comprises a second spring seat (61) fixed in the bottom opening of the third carbon fiber rod section (5), the side wall of the second spring seat (61) is provided with a second guide groove (62), a second positioning table (64) supported by a second spring (63) is arranged in the second guide groove (62), the inner end of the second positioning table (64) is provided with a second guide needle (65) used for fixing the second spring (63), and the outer end of the second positioning table (64) is provided with a second positioning pin (66) extending out of the outer wall of the third carbon fiber rod section (5); the second carbon fiber rod section (3) and the third carbon fiber rod section (5) are inserted into the positioning hole (11) of the second carbon fiber rod section (3) through the second positioning pin (66) to realize locking.

5. The pull centering rod assembly of claim 1, wherein: the third locking part (9) comprises a third spring seat (91) fixed in a bottom opening of a fourth carbon fiber rod section (8), a third guide groove (92) is formed in the side wall of the third spring seat (91), a third positioning table (94) supported by a third spring (93) is arranged in the third guide groove (92), a third guide needle (95) used for fixing the third spring (93) is arranged at the inner end of the third positioning table (94), and a third positioning pin (96) extending out of the outer wall of the fourth carbon fiber rod section (8) is arranged at the outer end of the third positioning table (94); and the third carbon fiber rod section (5) and the fourth carbon fiber rod section (8) are inserted into the positioning hole (11) of the third carbon fiber rod section (5) through a third positioning pin (96) to realize locking.

6. The pull centering rod assembly of claim 1, wherein: the multifunctional horizontal bubble device (7) comprises a rod section seat (71), a bracket seat (72) is arranged on the front end face of the rod section seat (71), a through hole (73) which is through up and down is arranged at the position, close to the right end, of the top end face of the rod section seat (71), a pressure reduction groove (74) is arranged on the inner wall of the through hole (73), a horizontal bubble seat (75) positioned on the top end face of the rod section seat (71) is arranged on the rear side of the through hole (73), an open slot (76) communicated with the through hole (73) is arranged on the left side wall of the rod section seat (71), a locking screw (77) is arranged on the rod section seat (71) on the rear side of the open slot (76), a compass (78) positioned on the top end face of the rod section seat (71) is arranged on the front side of the open slot (76), a compass support (79) inserted into the rod section seat (71) is, the left side wall of the rod section seat (71) is provided with a fixing bolt hole (711), a fixing bolt (712) is fixed in the fixing bolt hole (711), and the inner end of the fixing bolt (712) abuts against the outer wall of the compass support (79).

7. The pull centering rod assembly of claim 6, wherein: and an annular groove (713) is formed in the outer wall of the compass support (79).

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