CN210036689U - Leveling rod support - Google Patents
Leveling rod support Download PDFInfo
- Publication number
- CN210036689U CN210036689U CN201920850485.1U CN201920850485U CN210036689U CN 210036689 U CN210036689 U CN 210036689U CN 201920850485 U CN201920850485 U CN 201920850485U CN 210036689 U CN210036689 U CN 210036689U
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- Prior art keywords
- leveling rod
- rod
- leveling
- rod support
- supporting
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Abstract
The utility model provides a leveling rod support, which comprises a base, a supporting device and a fixing device, wherein the base is used for supporting the bottom of the leveling rod to realize the fixation of the bottom of the leveling rod; the supporting device comprises a first side surface for supporting the back of the leveling rod to fix the leveling rod in the front-back direction; the fixing device comprises a second side face and a third side face which are used for supporting two sides of the leveling rod, and the leveling rod is fixed in the left and right directions. The utility model discloses a three's cooperation is used, can realize the fixed to levelling rod left and right sides direction, fore-and-aft direction and bottom, only needs the teaching process that the teacher alone can realize the levelling rod from this, makes things convenient for teacher and student's in-service use.
Description
Technical Field
The utility model relates to an engineering survey technical field, in particular to levelling rod support.
Background
With the continuous development of the surveying and mapping discipline, more and more schools develop the related professions of surveying and mapping. Leveling is an important part of the measurement science, in which a leveling rod is one of indispensable tools, which is an instrument for measuring a height difference between two points on the ground according to the leveling principle. In the teaching of leveling measurement, the processes of reading a ruler and leveling measurement are difficult points of teaching. The reason is that in the teaching engineering, a student needs to hold a ruler for demonstration, and the teacher explains the teaching. In addition, the leveling rod body has a certain height, the weight is large, and the rod supporting process is very inconvenient.
Therefore, developing a novel leveling rod base to accomplish by only one teacher alone, very big liberation teacher and student become the problem that people await solution urgently.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a levelling rod base to guarantee that the teacher alone can realize the teaching process of levelling rod demonstration.
In order to achieve the above purpose, the technical scheme of the utility model is realized like this: a leveling rod support comprises from bottom to top
The center of the base is provided with a fixing screw hole, and a fixing screw is screwed in the fixing screw hole;
the supporting device comprises a plurality of supporting rods and a first side surface used for supporting the leveling rod to be positioned, wherein one end of each supporting rod is fixedly connected to the base, and the other end of each supporting rod is fixedly connected to the first side surface; the first side surface is vertically arranged; and
the fixing device comprises a second side surface and a third side surface which are arranged adjacent to the first side surface, and a locking part arranged on the second side surface; the first side surface, the second side surface and the third side surface are connected in a U shape; the locking part comprises a through hole arranged on the second side surface, a moving part which is arranged in the through hole in a sliding way and clamped on the second side surface and the third side surface, and a locking structure connected with the moving part; the moving member fixes the leveling rod to be positioned through the locking structure after moving in place.
Further, the locking structure includes an external thread formed at the moving member and an internal thread formed in the through hole, the external thread being threadedly coupled to the internal thread.
Furthermore, one end of the moving piece, which is used for clamping the belt positioning leveling rod, is provided with a flexible pad.
Furthermore, the third side surface is provided with a locking part which is arranged opposite to the second side surface.
Further, the base is disc-shaped.
Furthermore, the number of the supporting rods is not less than 3.
Furthermore, the cross section formed by all the support rods is an equilateral triangle.
Furthermore, the lower extreme of base fixedly connected with connecting rod and bottom plate in proper order.
Further, the connecting rod also comprises an adjusting handle for adjusting the length of the connecting rod.
Furthermore, the lower end of the bottom plate is connected with a pulley.
Compared with the prior art, the utility model discloses following advantage has:
the utility model discloses a base, strutting arrangement and fixing device's cooperation are used, can realize the fixed of levelling rod, only need the teacher alone can realize the teaching process of levelling rod demonstration, and the show is convenient, makes things convenient for teacher and student's actual use; repeated tests prove that the device is very firm, safe and reliable after the leveling rod is fixed.
Drawings
The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:
fig. 1 is a schematic structural view of a leveling rod support according to embodiment 1 of the present invention;
fig. 2 is a schematic cross-sectional view of a leveling rod base and a leveling rod to be positioned according to embodiment 1 of the present invention;
fig. 3 is a schematic view of a leveling rod support according to embodiment 1 of the present invention;
fig. 4 is a schematic structural view of the locking portion according to embodiment 1 of the present invention;
fig. 5 is a schematic structural view of the locking portion according to embodiment 1 of the present invention;
description of reference numerals:
1-a base; 2-a support rod; 3-fixing the screw hole; 4-a set screw; 5-a first side; 6-a second side; 7-a third side; 8-a through hole; 9-a moving member; 10-a connecting rod; 11-a floor; 12-an adjustment handle; 13-a pulley; 14-leveling rod; 15-external thread, 16-flexible pad, 17-hand screw nut.
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
The utility model relates to a levelling rod support, its main design thought lies in: through setting up the levelling rod support, overcome the teacher in the engineering of teaching, need let one student help the technical problem that holds the levelling rod and demonstrate.
Through the setting of this global design thought, the utility model discloses a base, strutting arrangement and fixing device's cooperation is used, can realize the fixed of levelling rod to reach only need the teacher alone can realize the teaching process of levelling rod demonstration, make things convenient for teacher and student's in-service use purpose.
Based on the above design concept, the following embodiments describe some specific applications under the design concept in detail.
Example 1
The present embodiment relates to a level bar support in which an exemplary configuration is shown in figure 1. The leveling rod support sequentially comprises a base 1, a supporting device and a fixing device from bottom to top. Specifically, a fixing screw hole 3 is formed in the center of the base 1, a fixing screw 4 is installed in the fixing screw hole 3 in a threaded manner, and meanwhile, a screw hole (shown in fig. 2) matched with the fixing screw 4 is formed in the bottom of the leveling rod 14 to be fixed so as to fix the bottom of the leveling rod 14. The shape of the base 1 is not limited, and may be any one selected from a circle, a rectangle, and a square, as long as the cross section is a symmetrical figure.
In addition, the supporting device comprises a supporting rod 2 and a first side surface 5 for supporting a leveling rod 14 to be positioned, wherein one end of the supporting rod 2 is fixedly connected to the upper surface of the base 1, and the other end of the supporting rod is fixedly connected to the first side surface 5; the first side 5 is arranged vertically. Support in the back of levelling rod 14 through 5 first sides with the levelling rod, realize the location to the 14 fore-and-aft directions of levelling rod, and then realize the vertical location to the levelling rod, guarantee the straightness that hangs down of the levelling rod after the location.
Finally, the fixing device comprises a second side 6 and a third side 7 adjacent to the first side 5 and a locking part arranged on the second side 6; the second side surface 6 and the third side surface 7 are oppositely arranged, the first side surface 5, the second side surface 6 and the third side surface 7 are connected in a U shape, and the first side surface, the second side surface and the third side surface can be integrally formed or connected by welding; the locking part comprises a through hole 8 formed in the second side surface 6, a moving member 9 which is slidably arranged in the through hole 8 and clamped between the second side surface 6 and the third side surface 7, and a locking structure connected to the moving member 9, wherein the moving member 9 fixes the leveling rod 14 to be positioned through the locking structure after moving in place so as to fix the leveling rod 14 in the left and right directions. Wherein, the moving member 9 is a rod body, and the aperture of the through hole 8 is suitable for the rod diameter of the rod body.
As shown in fig. 3, when the device is used, firstly, the leveling rod 14 to be positioned is placed on the base 1, the screw hole of the leveling rod 14 to be positioned is aligned with the fixing screw hole 3 of the base 1, then the fixing screw 4 is upwards installed in the fixing screw hole 3 from the bottom of the base 1 through threads, finally, the screw is installed in the screw hole of the leveling rod 14 to be positioned, the leveling rod 14 is realized through self-locking between the fixing screw 4 and the screw hole at the bottom of the leveling rod 14, and the bottom of the leveling rod 14 is fixed.
Lean on the back of levelling rod 14 naturally in first side 5 supports in levelling rod 14 through the first side 5 with the levelling rod, realizes the location to 14 fore-and-aft directions of levelling rod, and then realizes the vertical location to the levelling rod. Meanwhile, the moving piece 9 is adjusted, so that the leveling rod 14 is clamped after the second side face 6 and the third side face 7 are closed, and the leveling rod 14 is fixed in the left-right direction.
Therefore, the leveling rod support of the embodiment can realize the fixation of the bottom of the leveling rod, the front and back directions and the left and right directions, only a teacher needs to realize the teaching of the leveling rod demonstration by one person in the teaching process, the ruler does not need to be held by the help of the student, and the practical use of the teacher and the student is facilitated. Moreover, repeated tests prove that the device is very firm, safe and reliable after the leveling rod is fixed.
In order to further improve the performance of the leveling rod support, in a specific embodiment of the present invention, the locking structure includes an external thread 15 formed on the moving member 9 and an internal thread formed in the through hole. The external thread 15 is screwed to the internal thread, but is not limited thereto as long as the locking structure can fix the leveling rod 14. The leveling rod 14 is fixed in the left and right directions through self-locking between the external threads 15 and the internal threads.
In order to further improve the performance of levelling rod support the utility model discloses an among another kind of embodiment, moving member 9 is used for the one end of holding area location levelling rod 14 to be equipped with flexible pad 16 to avoid the fixed in-process of levelling rod left and right sides direction to cause the damage to the levelling rod. The flexible pad 16 may be made of any flexible material. Preferably, the flexible pad 16 is a rubber product.
In order to further improve the performance of the leveling rod support, in an embodiment of the present invention, as shown in fig. 4, the third side surface 7 is provided with a locking portion disposed opposite to the second side surface 6. The locking part of the third side face comprises a through hole 8 formed in the third side face 6, a moving member 9 which is slidably arranged in the through hole 8 and clamped between the second side face 6 and the third side face 7, and a locking structure connected to the moving member 9, and the leveling rod 14 to be positioned is fixed by the moving member 9 through the locking structure after the moving member 9 is moved in place, so that the leveling rod 14 is fixed in the left-right direction. Wherein, the moving member 9 is a rod body, and the aperture of the through hole 8 is suitable for the rod diameter of the rod body.
During the use, after the bottom and the fore-and-aft direction of leveling rod 14 are fixed, through adjusting locking structure spiro union in the hand of second side 6 and third side 7 is twisted nut 17, when realizing leveling rod 14 left and right sides direction, can twist nut 17 through the hand of adjusting both ends at any time to ensure leveling rod 14's vertical state, further increase the accuracy that the leveling rod is applied to and measures the teaching.
In order to further improve the stability of the leveling rod support, in another embodiment of the present invention, the base 1 is a disk. Preferably, the number of the support rods 2 is not less than 3. More preferably, all the support rods 2 form an equilateral triangle in cross section.
In order to further improve the performance of levelling rod support the utility model discloses an among the specific embodiment, the lower extreme of base 1 fixedly connected with connecting rod 10 and bottom plate 11 in proper order. Preferably, the length of the connecting rod 10 is adjustable, and the specific technical scheme can be one of air pressure lifting or hydraulic lifting in the prior art as long as the length of the connecting rod 10 can be adjusted. Specifically, this embodiment adopts the principle that atmospheric pressure goes up and down, connecting rod 10 still includes the adjustment handle 12 of connecting rod 10 length to realize the lift of spirit level, make things convenient for teacher and student's in-service use. More preferably, the lower end of the bottom plate 11 is connected with a pulley 13 to realize the rotation and movement of the level gauge, so that the actual use of teachers and students is facilitated. Thereby can reach the purpose of the operation process of simulation level in-process levelling rod.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A levelling rod support which characterized in that: the leveling rod support sequentially comprises from bottom to top
The fixing device comprises a base (1), wherein a fixing screw hole (3) is formed in the center of the base (1), and a fixing screw (4) is in threaded connection with the fixing screw hole (3);
the supporting device comprises a plurality of supporting rods (2) and a first side surface (5) used for supporting a leveling rod (14) to be positioned, one end of each supporting rod (2) is fixedly connected to the base (1), and the other end of each supporting rod is fixedly connected to the first side surface (5); the first side face (5) is vertically arranged; and
the fixing device comprises a second side surface (6) and a third side surface (7) which are arranged adjacent to the first side surface (5), and a locking part arranged on the second side surface (6); the first side surface (5), the second side surface (6) and the third side surface (7) are connected in a U shape; the locking part comprises a through hole (8) arranged on the second side surface (6), a moving part (9) which is arranged in the through hole (8) in a sliding way and clamped on the second side surface (6) and the third side surface (7), and a locking structure connected with the moving part (9); the leveling rod (14) to be positioned is fixed by the locking structure after the moving member (9) moves to the right position.
2. The leveling rod support of claim 1, wherein: the locking structure comprises an external thread (15) formed on the moving part (9) and an internal thread formed in the through hole (8), and the external thread (15) is screwed with the internal thread.
3. The leveling rod support of claim 2, wherein: one end of the moving piece (9) used for clamping the belt positioning leveling rod (14) is provided with a flexible pad (16).
4. The leveling rod support of claim 1, wherein: the third side surface (7) is provided with a locking part which is arranged opposite to the second side surface (6).
5. The leveling rod support of claim 1, wherein: the base (1) is disc-shaped.
6. The leveling rod support of any one of claims 1-5 wherein: the number of the support rods (2) is not less than 3.
7. The leveling rod support of claim 6, wherein: the cross section formed by all the support rods (2) is an equilateral triangle.
8. A leveling rod support according to any one of claims 1-5 or 7 wherein: the lower end of the base (1) is fixedly connected with a connecting rod (10) and a bottom plate (11) in sequence.
9. The leveling rod support of claim 8, wherein: the connecting rod (10) further comprises an adjusting handle (12) for adjusting the length of the connecting rod (10).
10. The leveling rod support of claim 8, wherein: the lower end of the bottom plate (11) is connected with a pulley (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920850485.1U CN210036689U (en) | 2019-06-06 | 2019-06-06 | Leveling rod support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920850485.1U CN210036689U (en) | 2019-06-06 | 2019-06-06 | Leveling rod support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210036689U true CN210036689U (en) | 2020-02-07 |
Family
ID=69347012
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920850485.1U Expired - Fee Related CN210036689U (en) | 2019-06-06 | 2019-06-06 | Leveling rod support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210036689U (en) |
-
2019
- 2019-06-06 CN CN201920850485.1U patent/CN210036689U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20200207 |