CN210051319U - Level gauge for engineering supervision - Google Patents
Level gauge for engineering supervision Download PDFInfo
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- CN210051319U CN210051319U CN201920986192.6U CN201920986192U CN210051319U CN 210051319 U CN210051319 U CN 210051319U CN 201920986192 U CN201920986192 U CN 201920986192U CN 210051319 U CN210051319 U CN 210051319U
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- friction
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- rotary drum
- friction plate
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Abstract
The utility model discloses a surveyor's level of engineering supervision usefulness relates to engineering survey technical field, when aiming at solving the surveyor's level and placing on the inclined plane and use, the surveyor's level takes place along the problem of the domatic slip condition very easily, and its technical scheme main points are: the friction contact piece is arranged in the U-shaped groove, through grooves are formed in two side walls of the U-shaped groove, a rotary drum fixedly connected with the friction contact piece is connected in the through grooves in a rotating mode, an opening in the inner side of the rotary drum is non-circular, a friction plate is connected in the rotary drum in a sliding mode, a compression-shaped spring is arranged between the friction plate and the friction contact piece, a friction block used for being in contact with the friction plate is fixedly connected in the through grooves, and a connecting rod used for being in contact with the friction plate penetrates through the friction block. The utility model discloses a surveyor's level of engineering supervision usefulness makes the difficult rotation of friction contact piece through clutch blocks and friction disc with ground contact through rotating friction contact piece.
Description
Technical Field
The utility model relates to an engineering survey technical field, more specifically say, it relates to a surveyor's level of engineering supervision usefulness.
Background
The level is an instrument for establishing a horizontal sight line to measure the height difference between two points on the ground. The principle is that the height difference between ground points is measured according to the leveling principle, main components are expected to be a telescope, a pipe level (or a compensator), a vertical shaft, a base and a foot screw, the telescope is usually installed on a tripod for use, and when the level is placed on an inclined plane for use, the level is easy to slide along the inclined plane.
In order to solve the problem, the utility model provides a new technical scheme solves.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a make the difficult pivoted engineering of friction contact piece manage the spirit level of usefulness through clutch blocks and friction disc with ground contact through rotating friction contact piece.
The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a surveyor's level of engineering supervision usefulness, includes the surveyor's level body and rather than the tripod of being connected, the tripod bottom surface articulates there are three expansion bracket legs, the expansion bracket leg is kept away from hinged end one side and is seted up the U type groove that runs through it, U type inslot is equipped with the friction contact piece, logical inslot wall has all been seted up logical groove, it is connected with the rotary drum with friction contact piece fixed connection to lead to the inslot internal rotation, the inboard opening of rotary drum is the non-circular, it is connected with the friction disc to slide in the rotary drum, be equipped with the spring that is the compression form between friction disc and the friction contact piece, it is used for the clutch blocks with the friction disc contact to lead to inslot fixedly connected with, run.
By adopting the technical scheme, when people need to use the level, people can set the telescopic bracket legs to the length needed by people, then the connecting rod is pressed to push the friction plate to displace in the rotary drum, and the friction plate is separated from the friction block, then people stir the friction contact block to rotate in a manual adjusting mode to enable the friction contact block to rotate to the angle needed by people, then people loosen the connecting rod, the spring releases elastic potential energy and pushes the friction plate to be contacted with the friction block, a larger friction coefficient exists between the friction contact block and the friction block, so that if the friction contact block needs to rotate in the through groove through the rotary drum, the friction force between the friction plate and the friction block can be overcome by larger force, and therefore when people place the level on an inclined plane to use, the friction contact block can be contacted with the ground, and the situation of deflection is not easy to occur, so that the situation of slippage of the level gauge due to gravity center offset is not easy to occur.
The utility model discloses further set up to: the roughness of the mutually facing sides of the friction block and the friction plate is 400 microns.
Through adopting above-mentioned technical scheme, because the one side roughness that clutch blocks and friction disc faced each other is great to coefficient of friction when making both contacts is great, under the spring force effect, frictional force between the two is great, thereby makes the rotary drum be difficult for taking place to rotate.
The utility model discloses further set up to: one side, away from the friction plate, of the friction block is provided with a first groove, and a rotating block fixedly connected with the connecting rod is arranged in the first groove.
Through adopting above-mentioned technical scheme, through setting up recess one and commentaries on classics piece to make when people need press the connecting rod, can increase the area of contact between people and the connecting rod through changeing the piece.
The utility model discloses further set up to: a second groove is formed in one side, facing the friction block, of the friction plate, the cross section of the second groove is non-circular, and a clamping block fixedly connected with the connecting rod is embedded in the second groove.
Through adopting the above technical scheme, through setting up recess two and fixture block, thereby make when people need rotate the friction contact piece, can rotate through pressing the commentaries on classics piece, it rotates to drive when commentaries on classics piece promotes the connecting rod, when the connecting rod passes through the fixture block promotion friction disc, also drive the friction disc through recess two and fixture block and rotate, the friction disc inlays in the rotary drum, thereby it takes place to rotate to drive the rotary drum, and the rotary drum is fixed connection with the friction contact piece, thereby make it to drive the friction contact piece and take place to deflect, make people more convenient adjust the friction contact piece.
The utility model discloses further set up to: the roughness of the side of the friction contact block, which is used for contacting with the ground, is 400 microns.
Through adopting above-mentioned technical scheme, because the friction contact piece is used for the one side roughness great with ground contact to when making it contact with ground, coefficient of friction between the two is great, and because the great reason of spirit level body and tripod self gravity, thereby make the frictional force between friction contact piece and the ground great, thereby make the difficult gliding condition that takes place of spirit level.
The utility model discloses further set up to: one end, far away from the rotary drum, of the friction contact block is fixedly connected with a ground nail.
Through adopting above-mentioned technical scheme, through setting up the ground nail to make the friction contact piece in with ground contact, the ground nail can with ground looks joint, thereby make the surveyor's level more difficult emergence slip condition.
To sum up, the utility model discloses following beneficial effect has:
when people need to use the level, people can set the telescopic bracket legs to the length needed by people, then people manually press down and rotate the rotating block, the rotating block drives the clamping block to push the friction plate and drives the rotating drum to rotate by utilizing the friction plate, the rotating drum drives the friction contact block to rotate, so that the friction contact block rotates to the angle needed by people, then people loosen the rotating block, the spring releases elastic potential energy and extrudes the friction plate to enable the friction plate to be contacted with the friction block, and because of larger friction coefficient between the friction contact block and the friction block, if the friction contact block needs to rotate in the through groove through the rotating drum, larger force is needed to overcome the friction force between the friction plate and the friction block, so that when people place the level on an inclined plane for use, the friction contact block can be contacted with the ground, and the level is not easy to slip due to gravity center shift, and the ground nail also can with ground joint to make the difficult condition that takes place to slide on the inclined plane of spirit level.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a cross-sectional view of an expansion bracket leg according to the present invention;
FIG. 3 is an enlarged view of FIG. 2 at A;
fig. 4 is a schematic structural view of the middle telescopic frame leg, the friction contact block and the ground nail of the present invention.
In the figure: 1. a level body; 2. a tripod; 3. a telescopic frame leg; 4. a U-shaped groove; 5. a friction contact block; 6. a ground nail; 7. a through groove; 8. a rotating drum; 9. a friction plate; 10. a spring; 11. a second groove; 12. a friction block; 13. a first groove; 14. a clamping block; 15. rotating the block; 16. a connecting rod.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and examples.
Example (b): a level for engineering supervision is shown in figures 1 to 4,
the level body 1 is in threaded connection with a tripod 2, so that the level body and the tripod 2 are assembled, then a U-shaped groove 4 can be opened on one side, far away from a hinged end, of an expansion bracket leg 3 by people, the U-shaped groove 4 completely penetrates through the expansion bracket leg 3, then a through groove 7 communicated with the U-shaped groove 4 is formed in the expansion bracket leg 3 through a punching process, a friction contact block 5 made of friction materials is placed in the U-shaped groove 4, a rotary drum 8 is placed in the through groove 7, the rotary drum 8 and the friction contact block 5 are fixedly connected through bonding or welding, an inner opening of the rotary drum 8 is non-circular, then a spring 10 and a friction plate 9 made of friction materials are placed in the rotary drum 8, the friction plate 9 is placed in an inner opening of the rotary drum 8, a non-circular groove II 11 is formed in one side, far away from the spring 10, and a clamping block 14 is placed in the groove II 11, the fixture block 14 is further connected with a connecting rod 16 through a bonding or welding process, then a friction block 12 made of friction materials is placed into the through groove 7 through a welding or bonding mode, the friction block 12 is in contact with one side of the rotary drum 8, the friction block 12 extrudes the friction plate 9, the friction plate 9 compresses the spring 10, a through hole capable of accommodating the connecting rod 16 is formed in the circle center of the friction block 12 through a punching process, a groove 13 communicated with the through hole is formed in one side, away from the friction plate 9, a rotating block 15 fixedly connected with the connecting rod 16 through the welding or bonding mode is placed in the groove 13, and finally the friction contact block 5 is fixedly connected with the ground nail 6 through the welding or screw connection mode.
When people need to use the level on the inclined plane, people can enable the level body 1 to be in threaded connection with the tripod 2, so that the assembly of the level body and the tripod is achieved, the length of the telescopic leg 3 is adjusted to be adaptive to the inclined plane, then people manually press down and rotate the rotating block 15, the rotating block 15 is driven by the connecting rod 16 to move and rotate, the clamping block 14 pushes the friction plate 9 through the second groove 11 and drives the friction plate 9 to rotate, the inner opening of the rotating drum 8 is non-circular, the friction plate 9 is also non-circular, the friction plate 9 is limited by the rotating drum 8, so that the rotating drum 8 is driven to rotate together, the rotating drum 8 drives the friction contact block 5 to rotate to the required angle, the spring 10 is further compressed in the process, then people loosen the rotating block 15, the spring 10 releases elastic potential energy and extrudes the friction plate 9 to enable the friction plate 9 to be in contact with the friction block 12, the friction plate 9 pushes the clamping block 14, the connecting rod 16 and the rotating block 15 to reset, and because the roughness of the friction plate 9 and the roughness of the friction block 12 are both 400 microns, a larger friction coefficient exists between the friction plate 9 and the friction block 12, so that the friction force between the two is large, and when the friction contact block 5 needs to rotate in the through groove 7 through the rotary drum 8, a large force is required to overcome the friction between the friction plate 9 and the friction block 12 to perform, thereby preventing the level from slipping due to the shift of the center of gravity, enabling the friction contact block 5 to be in contact with the ground when people place the level on an inclined plane for use, and the level gauge is not easy to deflect, and can not easily slide by the larger friction force between the two, and the ground nail 6 can also be clamped with the ground, so that the level is not easy to slide on the inclined plane.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (6)
1. The utility model provides a surveyor's level of engineering supervision usefulness, includes surveyor's level body (1) and tripod (2) rather than being connected, tripod (2) bottom surface articulates there are three expansion bracket legs (3), expansion bracket leg (3) are kept away from hinged end one side and are seted up U type groove (4) that run through it, be equipped with friction contact piece (5) in U type groove (4), logical groove (7), its characterized in that have all been seted up to U type groove (4) both sides wall: the rotary drum type friction groove is characterized in that a rotary drum (8) fixedly connected with a friction contact block (5) is rotatably connected in the through groove (7), an opening in the inner side of the rotary drum (8) is non-circular, a friction plate (9) is connected in the rotary drum (8) in a sliding manner, a spring (10) in a compression shape is arranged between the friction plate (9) and the friction contact block (5), a friction block (12) in contact with the friction plate (9) is fixedly connected in the through groove (7), and a connecting rod (16) in contact with the friction plate (9) penetrates through the friction block (12).
2. A project supervision level according to claim 1, characterised in that: the roughness of the facing sides of the friction block (12) and the friction plate (9) is 400 microns.
3. A project supervision level according to claim 2, characterised in that: a first groove (13) is formed in one side, away from the friction plate (9), of the friction block (12), and a rotating block (15) fixedly connected with a connecting rod (16) is arranged in the first groove (13).
4. A project supervision level according to claim 3, characterised in that: one side, facing the friction block (12), of the friction plate (9) is provided with a second groove (11), the section of the second groove (11) is non-circular, and a clamping block (14) fixedly connected with the connecting rod (16) is embedded in the second groove (11).
5. A project supervision level according to claim 4, characterised in that: the roughness of one side of the friction contact block (5) contacting with the ground is 400 microns.
6. A project supervision level according to claim 5, characterised in that: one end, far away from the rotary drum (8), of the friction contact block (5) is fixedly connected with a ground nail (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920986192.6U CN210051319U (en) | 2019-06-28 | 2019-06-28 | Level gauge for engineering supervision |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920986192.6U CN210051319U (en) | 2019-06-28 | 2019-06-28 | Level gauge for engineering supervision |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210051319U true CN210051319U (en) | 2020-02-11 |
Family
ID=69398412
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920986192.6U Active CN210051319U (en) | 2019-06-28 | 2019-06-28 | Level gauge for engineering supervision |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210051319U (en) |
-
2019
- 2019-06-28 CN CN201920986192.6U patent/CN210051319U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 321000 room 618, building 3, Jinyuan Building, 33 Zhenghe street, Jindong District, Jinhua City, Zhejiang Province Patentee after: Zhejiang Shuangyuan Construction Management Co., Ltd Address before: 321000 room 618, building 3, Jinyuan Building, 33 Zhenghe street, Jindong District, Jinhua City, Zhejiang Province Patentee before: SHUANG YUAN CONSTRUCTION SURVEILLANCE AND MANAGEMENT Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |