CN211738510U

CN211738510U - GPS directional measurement auxiliary device

Info

Publication number: CN211738510U
Application number: CN202020252025.1U
Authority: CN
Inventors: 蔡頔; 柯福阳; 李燕; 董一鸣; 陆佳嘉
Original assignee: Nanjing University of Information Science and Technology
Current assignee: Nanjing Low Power Chip Technology Research Institute Co ltd
Priority date: 2020-03-04
Filing date: 2020-03-04
Publication date: 2020-10-23
Anticipated expiration: 2030-03-04

Abstract

The utility model relates to a GPS directional measurement auxiliary device belongs to the auxiliary stay device field. The existing main engine head auxiliary supporting frame is easy to deviate in the moving rotating point measuring process, the main engine head is difficult to guarantee to be parallel to a placing surface, and the measuring error is large. The utility model discloses an in the GPS directional measurement auxiliary device structure, the connecting rod rotates with the sleeve pipe to be connected, and the round bar rotates with the circle axle to be connected, and the round bar can remain perpendicularly with placing the face all the time under a plurality of balancing weight action of its bottom. Therefore, the utility model discloses a GPS directional measurement auxiliary device can guarantee that the host computer head is on a parallel with and places the face, guarantees the measurement accuracy of host computer head.

Description

GPS directional measurement auxiliary device

Technical Field

The utility model belongs to the technical field of supplementary strutting arrangement, concretely relates to GPS directional measurement auxiliary device.

Background

The directional measurement is the measurement work of determining the azimuth angle of a certain straight line on the ground, and the directional measurement can be measured by using a Global Positioning System (GPS), and an auxiliary support frame is often required to be used for fixing a main machine head for GPS positioning when the measurement is carried out by the GPS, and the main machine head is ensured to be parallel to a placing surface after the auxiliary support frame is installed. Because of the multiple points that need measure, need hold the auxiliary stay frame and move, at the in-process that moves, the position of host computer head probably takes place the skew, makes the host computer head can not be parallel with the plane of placing to cause the problem that measurement accuracy has the error.

Disclosure of Invention

The utility model provides a can make the host computer head keep parallel GPS directional measurement auxiliary device with placing the face.

The utility model discloses the technical scheme who adopts does:

the GPS directional measurement auxiliary device comprises a supporting rod and a host machine supporting mechanism which is connected to the top of the supporting rod in a sliding mode and enables a host machine head to be parallel to a placing surface, wherein the host machine head is fixed on the host machine supporting mechanism.

Furthermore, the host machine supporting mechanism comprises a round rod, a sleeve, a connecting rod, a U-shaped plate, a round shaft and a plurality of balancing weights; the inner diameter of the sleeve is matched with that of the support rod, a first screw hole communicated with the inner cavity of the sleeve is formed in the right side of the circumferential surface of the sleeve, and the sleeve is sleeved on the support rod and fastened through a second bolt; one end of the connecting rod is fixedly connected with the middle position of the head of the U-shaped plate, an inverted convex caulking groove is formed in the left side position of the circumferential surface of the sleeve, the other end of the connecting rod is matched with the inverted convex caulking groove, and the other end of the connecting rod is rotatably embedded in the inverted convex caulking groove; two ends of the round shaft are respectively and fixedly connected with two legs at the tail part of the U-shaped plate in a vertical mode, a first through hole matched with the round shaft is formed in the middle of the round rod, and the round rod is rotatably connected with the round shaft; the top of the round rod is integrally provided with a first stud matched with the main machine head, and the bottom of the main machine head is in threaded connection with the round rod; the end part of the lower end of the round rod is provided with a second screw hole; a plurality of balancing weights are sleeved on the round rod from bottom to top and are supported through supporting bolts.

Further, host computer supporting mechanism still includes the spacing ring, the external screw thread of circumference is seted up to the round bar lower part, the internal thread of spacing ring with the external screw thread phase-match, the spacing ring cover be in on the round bar and be located a plurality of balancing weights top, the spacing ring with the stay bolt cooperation fastening a plurality of balancing weights.

Furthermore, the GPS orientation measurement auxiliary device further comprises a first supporting mechanism, wherein the first supporting mechanism comprises a bearing plate, a first bolt and two supporting plates, the two supporting plates are arranged below the bearing plate, and two ends of the bearing plate are respectively hinged with the middle positions of the two supporting plates; the middle position of the bearing plate is provided with a second through hole matched with the first bolt, the bottom of the supporting rod is provided with a third screw hole matched with the first bolt, and the first bolt penetrates through the bearing plate from bottom to top and is in threaded connection with the supporting rod.

Further, the width of the bearing plate is equal to the diameter of the support rod.

Furthermore, the GPS directional measurement auxiliary device further comprises a second supporting mechanism, the second supporting mechanism comprises a cone, a second stud is integrally arranged on the end face of the larger end of the diameter of the cone, a fourth screw hole matched with the second stud is formed in the bottom of the supporting rod, and the cone is in threaded connection with the supporting rod.

Further, the diameter of the larger end of the cone is equal to the diameter of the support rod.

The beneficial effects of the utility model reside in that:

the utility model provides a can make the host computer head and place the GPS directional measurement auxiliary device that the face keeps the parallel, and then can guarantee the measurement accuracy of host computer head.

Drawings

Fig. 1 and fig. 2 are schematic structural views of the GPS positioning measurement auxiliary device of the present invention;

FIG. 3 is a schematic structural diagram of a host support mechanism;

FIG. 4 is a disassembled view of the host support mechanism;

FIG. 5 is a schematic view of the fitting structure between the connecting rod and the sleeve;

FIG. 6 is a schematic structural view of the first support mechanism;

FIG. 7 is a schematic structural view of a second support mechanism;

reference numerals: 1-support rod, 2-first support mechanism, 201-bearing plate, 202-support plate, 203-first bolt, 3-host support mechanism, 301-round rod, 302-first stud, 303-sleeve, 304-second bolt, 305-connecting rod, 306-limiting ring, 307-balancing weight, 308-support bolt, 309-U-shaped plate, 310-external thread, 311-round shaft, 4-host head, 5-second support mechanism, 501-cone, 502-second stud.

Detailed Description

The GPS positioning measurement assistance device according to the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1 and 2, an auxiliary device for GPS orientation measurement includes a support rod 1 and a main machine support mechanism 3 slidably connected to the top of the support rod 1 and capable of keeping a main machine head 4 parallel to a placement surface, wherein the main machine head 4 is fixed on the main machine support mechanism 3.

Specifically, as shown in fig. 3 and 4, the mainframe support mechanism 3 includes a round bar 301, a sleeve 303, a connecting rod 305, a limiting ring 306, a U-shaped plate 309, a round shaft 311, and a plurality of counterweights 307. The inner diameter of the sleeve 303 is matched with the support rod 1, a first screw hole communicated with the inner cavity of the sleeve 303 is formed in the right side of the circumferential surface of the sleeve 303, and the sleeve 303 is sleeved on the support rod 1 and fastened through a second bolt 304. One end of the connecting rod 305 is fixedly connected with the middle position of the head of the U-shaped plate 309 in a welding mode, an inverted convex caulking groove is formed in the left side position of the circumferential surface of the sleeve 303, the other end of the connecting rod 305 is matched with the inverted convex caulking groove, and the other end of the connecting rod 305 is rotatably embedded in the inverted convex caulking groove, as shown in fig. 5. The two ends of the round shaft 311 are respectively connected with the two legs at the tail part of the U-shaped plate 309 in a vertical welding mode, a first through hole matched with the round shaft 311 is formed in the middle of the round rod 301, and the round rod 301 is rotatably connected with the round shaft 311. The top of the round bar 301 is integrally provided with a first stud 302 matched with the main head 4, and the bottom of the main head 4 is in threaded connection with the round bar 301. The lower part of the round rod 301 is provided with a circumferential external thread 310, the internal thread of the limiting ring 306 is matched with the external thread 310, and the end part of the lower end of the round rod 301 is provided with a second screw hole. The limiting ring 306 and the plurality of balancing weights 307 are sequentially sleeved on the round rod 301 from bottom to top, the plurality of balancing weights 307 are supported by the supporting bolt 308, and the limiting ring 306 and the supporting bolt 308 are matched and fastened with the plurality of balancing weights 307.

As an improvement of the above solution, the GPS orientation measurement assisting apparatus further includes a first support mechanism 2 or a second support mechanism 5.

As shown in fig. 1 and 6, the first supporting mechanism 2 includes a supporting plate 201, a first bolt 203 and two supporting plates 202, the two supporting plates 202 are disposed below the supporting plate 201, and two ends of the supporting plate 201 are hinged to the middle of the two supporting plates 202 respectively. The middle position of the bearing plate 201 is provided with a second through hole matched with the first bolt 203, the bottom of the support rod 1 is provided with a third screw hole matched with the first bolt 203, and the first bolt 203 penetrates through the bearing plate 201 from bottom to top and is in threaded connection with the support rod 1. In this embodiment, the width of the supporting board 201 is equal to the diameter of the supporting rod 1. The first supporting mechanism 2 is suitable for the condition that the ground is flat and firm.

As shown in fig. 2 and 7, the second supporting mechanism 5 includes a cone 501, a second stud 502 is integrally disposed on an end surface of the larger diameter end of the cone 501, a fourth screw hole matched with the second stud 502 is disposed at the bottom of the supporting rod 1, and the cone 501 is in threaded connection with the supporting rod 1. The second support mechanism 5 is suitable for the condition that the ground is uneven and soft. In this embodiment, the diameter of the larger end of the cone 501 is equal to the diameter of the support rod 1, so that the cone 501 can be prevented from being taken out and adhered with a large amount of soil when the cone 501 is pulled out after the second support mechanism 5 is used.

The utility model discloses a GPS directional measurement auxiliary device's application method does:

firstly, a supporting mechanism at the bottom is selected according to the ground condition and is fixedly connected with the supporting rod 1. Then, the sleeve 303 is sleeved on the top of the supporting rod 1, and after the position of the sleeve 303 is adjusted, the sleeve 303 is fixed by screwing the second bolt 304 to press the supporting rod 1. Finally, the main head 4 is screwed on the top of the round bar 301, and a proper number of balancing weights 307 are selected to be installed at the bottom of the round bar 301 according to the weight of the main head 4, so that the measurement operation can be performed after the assembly is completed.

Because the connecting rod 305 is rotationally connected with the sleeve 303, the round rod 301 is rotationally connected with the round shaft 311, and under the action of gravity of the plurality of balancing weights 307, the round rod 301 can be always vertical to the placing surface, so that the main head 4 and the placing surface are always kept parallel, and the measuring precision of the main head 4 is ensured.

The foregoing is illustrative and explanatory only, and various modifications, additions and substitutions as described for the specific embodiments described herein may be made by those skilled in the art without departing from the scope of the invention or exceeding the scope of the invention as defined in the claims.

Claims

1. The GPS orientation measurement auxiliary device is characterized by comprising a supporting rod (1) and a host supporting mechanism (3) which is connected to the top of the supporting rod (1) in a sliding mode and enables a host head (4) to be parallel to a placing surface, wherein the host head (4) is fixed on the host supporting mechanism (3).

2. The GPS orientation measurement auxiliary device according to claim 1, wherein the host machine supporting mechanism (3) comprises a round rod (301), a sleeve (303), a connecting rod (305), a U-shaped plate (309), a round shaft (311) and a plurality of balancing weights (307); the inner diameter of the sleeve (303) is matched with that of the support rod (1), a first screw hole communicated with the inner cavity of the sleeve (303) is formed in the right side of the circumferential surface of the sleeve (303), and the sleeve (303) is sleeved on the support rod (1) and fastened through a second bolt (304); one end of a connecting rod (305) is fixedly connected with the middle position of the head of the U-shaped plate (309), an inverted convex caulking groove is formed in the left side position of the circumferential surface of the sleeve (303), the other end of the connecting rod (305) is matched with the inverted convex caulking groove, and the other end of the connecting rod (305) is rotatably embedded in the inverted convex caulking groove; two ends of the round shaft (311) are respectively and fixedly connected with two legs at the tail part of the U-shaped plate (309) in a vertical mode, a first through hole matched with the round shaft (311) is formed in the middle of the round rod (301), and the round rod (301) is rotatably connected with the round shaft (311); a first stud (302) matched with the main machine head (4) is integrally arranged at the top of the round rod (301), and the bottom of the main machine head (4) is in threaded connection with the round rod (301); a second screw hole is formed in the end part of the lower end of the round rod (301); a plurality of balancing weights (307) are sleeved on the round rod (301) from bottom to top, and the balancing weights (307) are supported through supporting bolts (308).

3. The GPS directional measurement auxiliary device according to claim 2, wherein the host supporting mechanism (3) further comprises a limiting ring (306), a circumferential external thread (310) is formed on the lower portion of the round rod (301), an internal thread of the limiting ring (306) is matched with the external thread (310), the limiting ring (306) is sleeved on the round rod (301) and located above the plurality of balancing weights (307), and the limiting ring (306) and the supporting bolt (308) are matched and fastened with the plurality of balancing weights (307).

4. The GPS orientation measurement auxiliary device according to any one of claims 1 to 3, characterized by further comprising a first supporting mechanism (2), wherein the first supporting mechanism (2) comprises a bearing plate (201), a first bolt (203) and two supporting plates (202), the two supporting plates (202) are arranged below the bearing plate (201), and two ends of the bearing plate (201) are respectively hinged with the middle positions of the two supporting plates (202); a second through hole matched with the first bolt (203) is formed in the middle of the bearing plate (201), a third screw hole matched with the first bolt (203) is formed in the bottom of the supporting rod (1), and the first bolt (203) penetrates through the bearing plate (201) from bottom to top and is in threaded connection with the supporting rod (1).

5. GPS directional measurement aid according to claim 4, characterized in that the width of the carrier plate (201) is equal to the diameter of the support bar (1).

6. The GPS orientation measurement auxiliary device according to any one of claims 1 to 3, further comprising a second supporting mechanism (5), wherein the second supporting mechanism (5) comprises a cone (501), a second stud (502) is integrally arranged on the end face of the end of the cone (501) with the larger diameter, a fourth screw hole matched with the second stud (502) is formed in the bottom of the supporting rod (1), and the cone (501) is in threaded connection with the supporting rod (1).

7. The GPS orientation measurement auxiliary device according to claim 6, wherein the diameter of the larger diameter end of the cone (501) is equal to the diameter of the support rod (1).