CN212107712U - A leveling device that can easily adjust the observation distance - Google Patents

Abstract

The utility model discloses a leveling measuring device which can conveniently adjust the observation distance, and belongs to the technical field of leveling measuring equipment. The leveling measuring device that can easily adjust the observation distance includes a mounting plate and a leveling instrument arranged on the top of the mounting plate, the side wall of the mounting plate is rotatably connected with symmetrically distributed guide rods, and the inner wall of the guide rod is provided with through holes, so A support rod is slidably connected to the inner side wall of the through hole, and a support foot is fixed at the bottom of the support rod; a threaded rod is fixed at the bottom of the mounting plate, and a storage tray is threadedly connected to the threaded rod. The side wall is slidably connected with a folding rod, the end of the folding rod away from the storage tray passes through the through hole and extends and extends, and the end of the folding rod placed outside the guide rod is rotatably connected to the limit block; the utility model can realize the level measurement The bracket for the instrument is unfolded or stored, and the positions of the guide bar and the support bar can be limited by the folding rod and the limit block during unfolding or storage.

Description

A leveling device that can easily adjust the observation distance

technical field

The utility model relates to the technical field of leveling measuring equipment, in particular to a leveling measuring device which can conveniently adjust the observation distance.

Background technique

Leveling is to measure the height difference between two points on the ground using a horizontal line of sight and a leveling rod, so that the elevation of an unknown point can be calculated from the elevation of the known point. Usually starting from the leveling origin or any known elevation point, the elevation of each point is measured station by station along the selected leveling route.

Therefore, in the actual leveling measurement, it is often necessary to move the measuring equipment along the selected leveling route. In the prior art, the measuring instrument is usually unfolded with a bracket during use, and the measuring instrument is stored for easy movement during movement. However, In the process of cyclic deployment and storage of the measuring instrument, the existing support device has the problems of inconvenient operation and inconvenience to move, which affects the measurement effect of the measuring equipment. Therefore, it is necessary to design a level that can support stably and be easy to operate. Measuring device for easy adjustment of observation distance.

Utility model content

The purpose of the present utility model is to solve the problems mentioned in the above background technology, and propose a leveling device that can easily adjust the observation distance.

In order to achieve the above-mentioned purpose, the utility model adopts the following technical solutions:

The leveling measuring device that can easily adjust the observation distance includes an installation plate and a level instrument arranged on the top of the installation plate. The side wall of the installation plate is rotatably connected with symmetrically distributed guide rods, and the inner wall of the guide rod is provided with through holes, so A support rod is slidably connected to the inner side wall of the through hole, and a support foot is fixed at the bottom of the support rod; a threaded rod is fixed at the bottom of the mounting plate, and a storage tray is threadedly connected to the threaded rod. The side wall is slidably connected with a folding rod, one end of the folding rod away from the storage tray passes through the through hole and extends to extend, and one end of the folding rod placed outside the guide rod is rotatably connected to a limit block, and the limit block can limit on the side wall of the guide rod.

Preferably, the guide rod includes a mounting block and a connecting rod fixed between the mounting blocks, and a through hole is formed between the two connecting rods.

Preferably, the inner wall of the connecting rod is provided with a chute, a slider is slidably connected in the chute, and a connecting post is fixed at one end of the slider away from the chute, the connection post passes through the mounting block and is connected with the support Rod is fixed.

Preferably, the length of the limiting block is greater than the size of the through hole, and the width of the limiting block is smaller than the size of the through hole.

Preferably, the side wall of the storage tray is further provided with a telescopic hole, and the folding rod is telescopically connected in the telescopic hole.

Preferably, a reset spring is sleeved on the outer wall of the folding rod close to the storage tray, and both ends of the reset spring are respectively fixed to the side wall of the storage tray and the side wall of the folding rod.

Compared with the prior art, the utility model provides a leveling measuring device that can easily adjust the observation distance, and has the following beneficial effects:

1. The leveling measuring device, which can easily adjust the observation distance, when in use, when the device needs to be unfolded to support the measuring instrument, the storage tray can be rotated to make the storage tray spirally move along the threaded rod to a specific height, Pull the folding rod outward to make the folding rod move in the telescopic hole, at the same time rotate the guide rod to make the guide rod rotate relative to the mounting plate, and pull the support rod to make the support rod slide relative to the guide rod, and use the bottom of the support rod The supporting feet of the guide rod support the device, the limit block passes through the through hole during the outward movement of the folding rod, and the limit block is rotated to make it limited to the side wall of the guide rod. The existence of the return spring is conducive to the recovery of the return spring. Under the action of the force, the limit block is limited on the guide rod, and the existence of the limit block is beneficial to limit the position of the support rod, so that the support rod and the guide rod can be used to stably support the measuring instrument; When storing, the folding rod can be stored in the telescopic hole, the support rod can be slid up into the guide rod, the guide rod can be rotated to be close to the installation plate, and the position of the guide rod can be limited by the limit block, so as to facilitate the storage, thereby It is convenient to move the whole device.

2. The leveling measuring device that can easily adjust the observation distance, the guide rod includes a mounting block and two connecting rods fixed between the mounting blocks, and a chute is provided on the connecting rod, and the support rod uses a slider to slide. The sliding in the groove realizes the sliding of the support rod relative to the guide rod.

3. In this leveling measuring device that can easily adjust the observation distance, the length of the limit block is greater than the size of the through hole, and the width of the limit block is smaller than the size of the through hole, so that the limit block can pass through the through hole easily, and the The lengthwise dimension confines the stopper to the guide rod.

4. The leveling measuring device, which can easily adjust the observation distance, is provided with a telescopic hole on the side wall of the storage tray, so that when the folding rod is pulled, it is convenient for the folding rod to telescopically move.

5. The level measuring device that can easily adjust the observation distance is provided with a reset spring on the outer wall of the folding rod, and the existence of the reset spring facilitates the limit block to be stably limited on the guide rod under the action of its restoring force.

The parts not involved in the device are the same as the existing technology or can be realized by using the existing technology. The utility model can realize the expansion or storage of the bracket used for the leveling instrument, and can be expanded or stored through the folding rod and the limiter. The position block defines the position of the guide rod and the support rod.

Description of drawings

Fig. 1 is one of the structural representations of the leveling measuring device proposed by the utility model that can easily adjust the observation distance;

Fig. 2 is the structural schematic diagram of part A in Fig. 1 of the leveling measuring device proposed by the utility model that can easily adjust the observation distance;

Fig. 3 is the second structural schematic diagram of the leveling measuring device proposed by the utility model that can easily adjust the observation distance;

Fig. 4 is the structural schematic diagram of part B in Fig. 3 of the leveling measuring device proposed by the utility model that can easily adjust the observation distance;

Fig. 5 is one of the structural schematic diagrams of the connection between the guide rod of the leveling device, the mounting plate and the storage plate, which can easily adjust the observation distance proposed by the utility model;

Fig. 6 is the second structural schematic diagram of the connection between the guide rod of the leveling measuring device, the mounting plate and the storage plate, which can easily adjust the observation distance proposed by the utility model;

Fig. 7 is one of the structural schematic diagrams of the leveling measuring device that can conveniently adjust the observation distance proposed by the present invention when it is stored;

FIG. 8 is the second structural schematic diagram of the leveling measuring device which can conveniently adjust the observation distance according to the present invention when it is stored.

In the figure: 1. Mounting plate; 2. Level gauge; 3. Guide rod; 3-1. Mounting block; 3-2, connecting rod; 4. Through hole; 5. Support rod; 6. Support foot; 8, storage tray; 9, folding rod; 10, limit block; 11, chute; 12, slider; 13, connecting column; 14, telescopic hole; 15, return spring.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example.

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inside", The orientation or positional relationship indicated by "outside" is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation , are constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention.

Example 1:

1-8, the leveling measuring device that can easily adjust the observation distance includes an installation plate 1 and a level 2 arranged on the top of the installation plate 1. The side wall of the installation plate 1 is rotatably connected with symmetrically distributed guide rods 3. The guide rods 3. The inner wall is provided with a through hole 4, the inner wall of the through hole 4 is slidably connected with a support rod 5, and the bottom of the support rod 5 is fixed with a support foot 6; the bottom of the mounting plate 1 is fixed with a threaded rod 7, and the threaded rod 7 is threadedly connected with a The storage tray 8, the side wall of the storage tray 8 is slidably connected with a folding rod 9, the end of the folding rod 9 away from the storage tray 8 passes through the through hole 4 and extends, and the end of the folding rod 9 placed outside the guide rod 3 is rotated and connected to limit the position Block 10 , and the limit block 10 can be defined on the side wall of the guide rod 3 .

The guide rod 3 includes an installation block 3-1 and a connecting rod 3-2 fixed between the installation blocks 3-1, and a through hole 4 is formed between the two connecting rods 3-2;

The inner wall of the connecting rod 3-2 is provided with a chute 11, and a slider 12 is slidably connected in the chute 11. A connecting column 13 is fixed at one end of the slider 12 away from the chute 11, and the connecting column 13 passes through the mounting block 3-1 and is Fixedly connected with the support rod 5, the guide rod 3 includes a mounting block 3-1 and two connecting rods 3-2 fixed between the mounting blocks 3-1, and a chute 11 is opened on the connecting rod 3-2 , the support rod 5 uses the sliding block 12 to slide in the chute 11 , so as to realize the sliding of the support rod 5 relative to the guide rod 3 .

The length of the limit block 10 is greater than the size of the through hole 4, and the width of the limit block 10 is smaller than the size of the through hole 4, so that the limit block 10 can pass through the through hole 4 easily, and the length of the limit block 10 can be used to limit the size of the limit block 10. The position block 10 is defined on the guide rod 3 .

The side wall of the storage tray 8 is also provided with a telescopic hole 14 , and the folding rod 9 is telescopically connected in the telescopic hole 14 , so that when the folding rod 9 is pulled, the folding rod 9 can be telescopically moved.

The outer wall of the folding rod 9 close to the storage tray 8 is sleeved with a reset spring 15. The two ends of the reset spring 15 are respectively fixed with the side wall of the storage tray 8 and the side wall of the folding rod 9. The existence of the reset spring 15 is convenient for its restoring force. The limit block 10 is stably limited on the guide rod 3 below.

Working principle: When in use, when the device needs to be unfolded to support the measuring instrument, the storage tray 8 can be rotated to make the storage tray 8 spirally move along the threaded rod 7 to a specific height, and the folding rod 9 can be pulled outward to Make the folding rod 9 move in the telescopic hole 14, at the same time rotate the guide rod 3 to make the guide rod 3 rotate relative to the mounting plate 1, and pull the support rod 5 to make the support rod 5 slide relative to the guide rod 3, and use the support The foot 6 at the bottom of the rod 5 supports the device, the limit block 10 passes through the through hole 4 during the outward movement of the folding rod 9, and the limit block 10 is rotated so that it is limited to the side wall of the guide rod 3, and reset The existence of the spring 15 is conducive to limiting the limit block 10 on the guide rod 3 under the action of the restoring force of the return spring 15, and the existence of the limit block 10 is conducive to limiting the position of the support rod 5, so as to utilize the support rod 5 and the guide rod 3 to stably support the measuring instrument; and when the device is stored, the folding rod 9 can be stored in the telescopic hole 14, the support rod 5 slides up into the guide rod 3, and the guide rod 3 rotates to the same The mounting plate 1 is close, and the position of the guide rod 3 is limited by the limit block 10, so as to facilitate the storage, so as to facilitate the movement of the entire device.

The above are only the preferred specific embodiments of the present invention, but the protection scope of the present invention is not limited to this. Equivalent replacement or modification of the new technical solution and its utility model concept shall be included within the protection scope of the present utility model.

Claims (6)

1. The leveling device capable of conveniently adjusting the observation distance comprises a mounting disc (1) and a level gauge (2) arranged at the top of the mounting disc (1), and is characterized in that guide rods (3) which are symmetrically distributed are rotatably connected to the side wall of the mounting disc (1), through holes (4) are formed in the inner wall of each guide rod (3), supporting rods (5) are slidably connected to the inner side wall of each through hole (4), and supporting legs (6) are fixedly arranged at the bottoms of the supporting rods (5); the bottom of mounting disc (1) has set firmly threaded rod (7), threaded rod (7) are gone up threaded connection and are put thing dish (8), the lateral wall sliding connection who puts thing dish (8) has folding rod (9), folding rod (9) are kept away from the one end of putting thing dish (8) and are passed through-hole (4) and to extending, folding rod (9) are arranged guide bar (3) outer one end in and are rotated and are connected with stopper (10), just stopper (10) can be injectd in the lateral wall of guide bar (3).

2. The leveling device capable of conveniently adjusting the observation distance according to claim 1, wherein the guide bar (3) comprises mounting blocks (3-1) and connecting rods (3-2) fixedly arranged between the mounting blocks (3-1), and a through hole (4) is formed between the two connecting rods (3-2).

3. The leveling device capable of conveniently adjusting the observation distance according to claim 2, wherein a sliding groove (11) is formed in the inner wall of the connecting rod (3-2), a sliding block (12) is connected in the sliding groove (11) in a sliding manner, a connecting column (13) is fixedly arranged at one end of the sliding block (12) far away from the sliding groove (11), and the connecting column (13) penetrates through the mounting block (3-1) and is fixedly connected with the supporting rod (5).

4. The leveling device capable of conveniently adjusting the observation distance according to claim 3, wherein the length of the stopper (10) is greater than the size of the through hole (4), and the width of the stopper (10) is less than the size of the through hole (4).

5. The leveling device capable of conveniently adjusting the observation distance according to claim 1, wherein the side wall of the storage tray (8) is further provided with a telescopic hole (14), and the folding rod (9) is telescopically connected in the telescopic hole (14).

6. The leveling device capable of conveniently adjusting the observation distance according to claim 5, wherein a return spring (15) is sleeved on the outer wall of the folding rod (9) close to the storage tray (8), and two ends of the return spring (15) are fixedly connected with the side wall of the storage tray (8) and the side wall of the folding rod (9) respectively.

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