A highway construction surveying device

Abstract

The present invention relates to the technical field related to road construction, and specifically relates to a highway construction surveying device. The highway construction surveying device includes a base, a support rod, a level placing platform, a level, and an adjustable walking assembly. The base is a rectangular platform, and rotating shafts are installed on both sides of the base. Lower positioning holes and upper positioning holes are provided on the side wall of the base. The support rod is fixed on the base. By providing a highway construction surveying device composed of a combination of a base, a support rod, a level placing platform, a level, and an adjustable walking assembly, and setting the adjustable walking assembly to be composed of a steering seat, a roller shaft, and rollers, and rotatably installing the steering seat on the base, the base can be moved and positioned by rotating the steering seat to the upper and lower sides, so that while facilitating the movement of the surveying device, the stability of the surveying device during use can be ensured.

Description

Technical Field

[0001] The present invention relates to the technical field related to road construction, and specifically to a highway construction surveying device. Background Art

[0002] A level is an important tool for highway construction surveying. Current levels all use a tripod structure as a support, which is not convenient to move. Therefore, the present invention proposes a highway construction surveying device to solve the above problems. Summary of the Invention

[0003] The purpose of the present invention is to provide a highway construction surveying device to solve the problems raised in the above background art.

[0004] To achieve the above purpose, the present invention provides the following technical solution: A highway construction surveying device, the highway construction surveying device includes:

[0005] A base, the base is a rectangular platform, and rotating shafts are installed on both sides of the base, and lower and upper positioning holes are provided on the side wall of the base;

[0006] A support rod, the support rod is fixed on the base;

[0007] A level placement platform, the level placement platform is fixed at the upper end of the support rod;

[0008] A level, the level is fixed on the level placement platform;

[0009] An adjustable walking assembly, the adjustable walking assembly is installed on the rotating shaft.

[0010] Preferably, the adjustable walking assembly is composed of a steering seat, a roller shaft and rollers. The steering seat is rotatably installed on the rotating shaft, and the rollers are rotatably installed on the steering seat through the roller shaft.

[0011] Preferably, a pin shaft hole is provided on the steering seat. The lower and upper positioning holes are symmetrically arranged, and the pin shaft hole corresponds to the lower positioning hole, and the steering seat is positioned by a pin shaft member.

[0012] Preferably, an annular groove, an insertion groove and a limiting groove are provided on the side wall of the pin shaft hole. A set of insertion grooves and limiting grooves are symmetrically arranged, and the cross-sectional dimensions of the insertion groove and the limiting groove match, and the insertion groove and the limiting groove are arranged in a cross shape.

[0013] Preferably, the pin shaft member is composed of a pin shaft rod, a limiting protrusion, a rotating handle, a supporting spring and a supporting head. The pin shaft rod, the limiting protrusion and the rotating handle are integrally formed. A circular groove is formed at the front end of the pin shaft rod. The supporting head is movably installed in the circular groove, and the supporting head is connected to the bottom of the circular groove through a supporting spring. The size of the limiting protrusion matches the size of the limiting groove, and a set of limiting protrusions are symmetrically arranged. When the limiting protrusion is inserted into the limiting groove, the supporting spring is in a compressed state.

[0014] Preferably, chamfering treatments are performed at the edge positions of the end faces of the limiting protrusion and the pin shaft rod, and the setting direction of the rotating handle is the same as that of the limiting protrusion.

[0015] Preferably, a lower pre-positioning groove and an upper pre-positioning groove are formed on the side wall of the base. The lower pre-positioning groove and the upper pre-positioning groove are symmetrically arranged with respect to the rotating shaft, and both the lower pre-positioning groove and the upper pre-positioning groove are hemispherical grooves.

[0016] Preferably, an installation groove is formed on the inner side surface of the steering seat. A pre-positioning ball is connected in the installation groove through an elastic support member. The pre-positioning ball is a hemispherical structure, and the pre-positioning ball is correspondingly arranged with the lower pre-positioning groove. When the elastic support member is in a reset state, the pre-positioning ball is inserted into the pre-positioning groove.

[0017] Preferably, the elastic support member is composed of a first-level support body and a second-level support body. Through holes are formed in both the first-level support body and the second-level support body. A guide rod hole is formed at the bottom of the installation groove. A guide rod is welded to the pre-positioning ball, and the guide rod passes through the through hole and is inserted into the guide rod hole.

[0018] Preferably, the support rod is composed of a telescopic tube, a telescopic rod and a positioning member. The telescopic rod is movably arranged in the telescopic tube, and the telescopic rod and the telescopic tube are positioned through the positioning member.

[0019] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0020] 1. By providing a highway construction surveying device composed of a base, a support rod, a level placing table, a level and an adjustable walking assembly, and setting the adjustable walking assembly to be composed of a steering seat, a roller shaft and rollers, and rotatably installing the steering seat on the base, the steering seat can be rotated to the upper and lower sides, thereby realizing the movement and positioning of the base, so that while facilitating the movement of the surveying device, the stability of the surveying device during use can be ensured;

[0021] 2. By providing an annular groove, an insertion groove, and a limit groove on the side wall of the pin hole on the steering seat, and by configuring the pin member for positioning the steering seat to be composed of a pin rod, a limit protrusion, a turning handle, a support spring, and a support head, the elastic support of the support spring enables the limit protrusion to be inserted into the limit groove, thereby effectively improving the positioning stability of the pin member. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 is a schematic structural view of the present invention;

[0023] Figure 2 is a schematic view of the position distribution of the base and the support rod of the present invention;

[0024] Figure 3 is a half-sectional view of the adjustable walking assembly of the present invention;

[0025] Figure 4 is a schematic structural view of the elastic support member of the present invention;

[0026] Figure 5 is a schematic structural view of the pin member of the present invention.

[0027] In the figure: base 1, support rod 2, level placing table 3, level 4, adjustable walking assembly 5, rotating shaft 6, steering seat 7, roller shaft 8, roller 9, pin hole 10, lower positioning hole 11, upper positioning hole 12, pin member 13, annular groove 14, insertion groove 15, limit groove 16, pin rod 17, limit protrusion 18, turning handle 19, support spring 20, support head 21, mounting groove 22, elastic support member 23, pre-positioning ball 24, primary support body 25, secondary support body 26, guide rod hole 27, guide rod 28, lower pre-positioning groove 29, upper pre-positioning groove 30, telescopic tube 31, telescopic rod 32, positioning member 33. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0028] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without creative efforts shall fall within the protection scope of the present invention.

[0029] In order to clearly and completely describe the objectives and technical solutions of the present invention, and make its advantages more clearly understood, the embodiments of the present invention will be further described in detail below with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are some, but not all, embodiments of the present invention, and are only used to explain the embodiments of the present invention, rather than to limit the embodiments of the present invention. All other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0030] In the description of the present invention, it should be noted that the orientation or positional relationship indicated by the terms "center", "middle", "upper", "lower", "left", "right", "inner", "outer", "top", "bottom", "side", "vertical", "horizontal", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation to the present invention. In addition, the terms "one", "first", "second", "third", "fourth", "fifth", "sixth" are only used for descriptive purposes and cannot be construed as indicating or implying relative importance.

[0031] In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, the terms "installed", "connected", "connected" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

[0032] For the sake of simplicity and illustration, the principles of the embodiments are mainly described by reference to examples. In the following description, many specific details are set forth to provide a thorough understanding of the embodiments. However, it is obvious that for those of ordinary skill in the art, these embodiments may not be limited to these specific details in practice. In some instances, well-known methods and structures are not described in detail to avoid unnecessarily obscuring these embodiments. Additionally, all embodiments can be used in combination with each other.

[0033] Please refer to Figures 1-5 , the present invention provides embodiments of the following three preferred solutions

[0034] Embodiment 1

[0035] A highway construction surveying device, which includes a base 1, a support rod 2, a level placing table 3, a level 4, and an adjustable walking assembly 5. The base 1 is a rectangular platform, and rotating shafts 6 are installed on both sides of the base 1. Lower positioning holes 11 and upper positioning holes 12 are formed on the side wall of the base 1. The support rod 2 is fixed on the base 1, the level placing table 3 is fixed at the upper end of the support rod 2, the level 4 is fixed on the level placing table 3, and the adjustable walking assembly 5 is installed on the rotating shaft 6. The adjustable walking assembly 5 is composed of a swivel seat 7, a roller shaft 8, and rollers 9. The swivel seat 7 is rotatably installed on the rotating shaft 6, and the rollers 9 are rotatably installed on the swivel seat 7 through the roller shaft 8.

[0036] A pin shaft hole 10 is formed on the swivel seat 7. The lower positioning holes 11 and the upper positioning holes 12 are symmetrically arranged, and the pin shaft hole 10 is correspondingly arranged with the lower positioning hole 11. The swivel seat 7 is positioned by a pin shaft member 13. By providing a highway construction surveying device composed of the base 1, the support rod 2, the level placing table 3, the level 4, and the adjustable walking assembly 5, and setting the adjustable walking assembly 5 to be composed of the swivel seat 7, the roller shaft 8, and the rollers 9, and rotatably installing the swivel seat 7 on the base 1, the swivel seat 7 can be rotated to the upper and lower sides, thereby realizing the movement and positioning of the base 1, so that while facilitating the movement of the surveying device, the stability of the surveying device during use can be ensured.

[0037] Embodiment Two

[0038] On the basis of Embodiment One, an annular groove 14, an insertion groove 15, and a limiting groove 16 are formed on the side wall of the pin shaft hole 10. A set of insertion grooves 15 and limiting grooves 16 are symmetrically arranged, and the cross-sectional dimensions of the insertion groove 15 and the limiting groove 16 are in conformity, and the insertion groove 15 and the limiting groove 16 are arranged in a cross shape.

[0039] The pin shaft member 13 is composed of a pin shaft rod 17, a limit projection 18, a turning handle 19, a support spring 20 and a support head 21. The pin shaft rod 17, the limit projection 18 and the turning handle 19 are integrally formed. A circular groove is provided at the front end of the pin shaft rod 17. The support head 21 is movably installed in the circular groove, and the support head 21 is connected to the bottom of the circular groove through the support spring 20. The size of the limit projection 18 matches the size of the limit groove 16, and a set of limit projections 18 are symmetrically arranged. When the limit projection 18 is inserted into the limit groove 16, the support spring 20 is in a compressed state. By providing an annular groove 14, an insertion groove 15 and a limit groove 16 on the side wall of the pin hole 10 on the steering seat 7, and setting the pin shaft member 13 for positioning the steering seat 7 to be composed of a pin shaft rod 17, a limit projection 18, a turning handle 19, a support spring 20 and a support head 21, the elastic support of the support spring 20 is used to make the limit projection 18 inserted into the limit groove 16, thereby effectively improving the positioning stability of the pin shaft member 13.

[0040] Embodiment Three

[0041] On the basis of Embodiment Two, chamfering treatments are performed on the end face side line positions of the limit projection 18 and the pin shaft rod 17. The setting direction of the turning handle 19 is the same as the setting direction of the limit projection 18, which is convenient for the limit projection 18 to be inserted into the limit groove 16 in alignment.

[0042] Embodiment Four

[0043] On the basis of Embodiment Three, a lower pre-positioning groove 29 and an upper pre-positioning groove 30 are provided on the side wall of the base 1. The lower pre-positioning groove 29 and the upper pre-positioning groove 30 are symmetrically arranged with respect to the rotating shaft 6, and both the lower pre-positioning groove 29 and the upper pre-positioning groove 30 are hemispherical grooves.

[0044] An installation groove 22 is provided on the inner side surface of the steering seat 7. A pre-positioning ball 24 is connected in the installation groove 22 through an elastic support member 23. The pre-positioning ball 24 is a hemispherical structure, and the pre-positioning ball 24 is correspondingly arranged with the lower pre-positioning groove 29. When the elastic support member 23 is in a reset state, the pre-positioning ball 24 is inserted into the pre-positioning groove.

[0045] The elastic support member 23 is composed of a primary support body 25 and a secondary support body 26. Both the primary support body 25 and the secondary support body 26 are provided with through holes. A guide rod hole 27 is provided at the bottom of the installation groove 22. A guide rod 28 is welded to the pre-positioning ball 24. The guide rod 28 passes through the through hole and is inserted into the guide rod hole 27. By inserting the pre-positioning ball 24 into the pre-positioning groove, it is convenient for the pin shaft rod 17 to be installed in alignment.

[0046] Embodiment Five

[0047] On the basis of the fourth embodiment, the support rod 2 is composed of a telescopic tube 31, a telescopic rod 32 and a positioning member 33. The telescopic rod 32 is movably arranged in the telescopic tube 31, and the telescopic rod 32 and the telescopic tube 31 are positioned by the positioning member 33, which is convenient for adjusting the height of the adjustable walking assembly 5.

[0048] Although the above description of the illustrative specific embodiments of the present application is provided for those skilled in the art to understand the present application, the present application is not limited to the scope of the specific embodiments. For those of ordinary skill in the art, as long as various changes are within the spirit and scope of the present application defined and determined by the appended claims, all applications and creations using the concept of the present application are within the scope of protection.

Claims

1. A highway construction surveying device, characterized in that: The highway construction surveying device includes: A base (1), the base (1) is a rectangular platform, and rotating shafts (6) are installed on both sides of the base (1), and a lower positioning hole (11) and an upper positioning hole (12) are formed on the side wall of the base (1); A support rod (2), the support rod (2) is fixed on the base (1); A level instrument placing table (3), the level instrument placing table (3) is fixed at the upper end of the support rod (2); A level instrument (4), the level instrument (4) is fixed on the level instrument placing table (3); An adjustable walking assembly (5), the adjustable walking assembly (5) is installed on the rotating shaft (6); The adjustable walking assembly (5) is composed of a steering seat (7), a roller shaft (8) and rollers (9). The steering seat (7) is rotatably installed on the rotating shaft (6), and the rollers (9) are rotatably installed on the steering seat (7) through the roller shaft (8); A pin shaft hole (10) is formed on the steering seat (7). The lower positioning hole (11) and the upper positioning hole (12) are symmetrically arranged, and the pin shaft hole (10) is correspondingly arranged with the lower positioning hole (11), and the steering seat (7) is positioned by a pin shaft member (13); An annular groove (14), an insertion groove (15) and a limiting groove (16) are formed on the side wall of the pin shaft hole (10). A set of the insertion groove (15) and the limiting groove (16) are symmetrically arranged. The cross-sectional dimensions of the insertion groove (15) and the limiting groove (16) are matched, and the insertion groove (15) and the limiting groove (16) are arranged in a cross shape; 2. The highway construction surveying device according to claim 1, characterized in that: The pin shaft member (13) is composed of a pin shaft rod (17), a limiting protrusion (18), a rotating handle (19), a support spring (20) and a support head (21). The pin shaft rod (17), the limiting protrusion (18) and the rotating handle (19) are integrally formed. A circular groove opening is formed at the front end of the pin shaft rod (17). The support head (21) is movably installed in the circular groove opening, and the support head (21) is connected to the bottom of the circular groove opening through the support spring (20). The size of the limiting protrusion (18) is matched with the size of the limiting groove (16). A set of the limiting protrusions (18) are symmetrically arranged. When the limiting protrusions (18) are embedded into the limiting grooves (16), the support spring (20) is in a compressed state; 3. The highway construction surveying device according to claim 2, wherein: Chamfering treatments are performed at the end face side line positions of the limiting protrusion (18) and the pin shaft rod (17), and the setting direction of the rotating handle (19) is the same as the setting direction of the limiting protrusion (18); 4. The highway construction surveying device according to claim 3, characterized in that: A lower pre-positioning groove (29) and an upper pre-positioning groove (30) are formed on the side wall of the base (1). The lower pre-positioning groove (29) and the upper pre-positioning groove (30) are symmetrically arranged with respect to the rotating shaft (6), and both the lower pre-positioning groove (29) and the upper pre-positioning groove (30) are hemispherical groove openings.

5. The highway construction surveying device according to claim 4, characterized in that: An installation groove (22) is formed in the inner side surface of the steering seat (7). A pre-positioning ball (24) is connected in the installation groove (22) through an elastic support member (23). The pre-positioning ball (24) is of a hemispherical structure and is arranged corresponding to a lower pre-positioning groove (29). When the elastic support member (23) is in a reset state, its pre-positioning ball (24) is embedded into the pre-positioning groove.

6. The highway construction surveying device according to claim 5, characterized in that: The elastic support member (23) is composed of a primary support body (25) and a secondary support body (26) in combination. Both the primary support body (25) and the secondary support body (26) are provided with through holes. A guide rod hole (27) is formed in the bottom of the installation groove (22). A guide rod (28) is welded to the pre-positioning ball (24). The guide rod (28) passes through the through holes and is inserted into the guide rod hole (27).

7. The highway construction surveying device according to claim 6, wherein: The support rod (2) is composed of a telescopic tube (31), a telescopic rod (32) and a positioning member (33) in combination. The telescopic rod (32) is movably arranged in the telescopic tube (31), and the telescopic rod (32) and the telescopic tube (31) are positioned through the positioning member (33).

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