CN116066690A

CN116066690A - Level gauge for hydraulic engineering

Info

Publication number: CN116066690A
Application number: CN202310334423.6A
Authority: CN
Inventors: 赵强; 陈艳俊; 梁凤欣
Original assignee: Hebei University of Engineering
Current assignee: Hebei University of Engineering
Priority date: 2023-03-31
Filing date: 2023-03-31
Publication date: 2023-05-05
Anticipated expiration: 2043-03-31
Also published as: CN116066690B

Abstract

The invention discloses a level gauge for hydraulic engineering, which relates to the technical field of instruments and meters and comprises a level gauge body arranged on a mounting chassis, wherein a leveling mechanism is arranged on the mounting chassis, the leveling mechanism is connected with a connecting seat, the lower side of the connecting seat is connected with a gravity center adjusting mechanism, the gravity center adjusting mechanism is connected with a supporting component, a counterweight disc is arranged on the outer ring of the supporting component, the gravity center adjusting mechanism is connected with the counterweight disc, and the bottom of the supporting component is provided with a supporting mechanism; the gravity center adjusting mechanism comprises a storage box arranged at the bottom of the connecting seat, a winding roller is arranged in the storage box, a lifting rope is wound on the winding roller, the bottom of the storage box is in an open arrangement, and the tail end of the lifting rope is connected with the counterweight disc; according to the leveling instrument, the leveling mechanism is used for realizing the rapid leveling operation of the leveling instrument body, and the supporting assembly and the supporting mechanism are combined to be matched with the gravity center adjusting mechanism to realize the stable supporting operation.

Description

Level gauge for hydraulic engineering

Technical Field

The invention relates to the technical field of instruments and meters, in particular to a level gauge for hydraulic engineering.

Background

In the hydraulic engineering measurement process, a level is one of common measuring instruments, and the level is an instrument for establishing a horizontal line of sight to measure the height difference between two points of the ground, and the principle is to measure the height difference between the points of the ground according to the level measurement principle. Level gauge applications are very widespread.

The existing level needs to be supported stably by a supporting structure with a large opening angle to the whole level, so that the level is prevented from being toppled over, but the supporting structure with a huge volume is unfavorable for the measurement and the use of the level, is inconvenient to fold and recycle, influences the portability of the level, and is unfavorable for the popularization and the use of the level.

Disclosure of Invention

The invention aims to provide a water conservancy project level gauge which is used for solving the problems in the background technology.

In order to achieve the above purpose, the present invention provides the following technical solutions:

the leveling instrument for the hydraulic engineering comprises a leveling instrument body, wherein the leveling instrument body is arranged on an installation chassis, a leveling mechanism is arranged on the installation chassis and is connected with a connecting seat, the lower side of the connecting seat is connected with a gravity center adjusting mechanism, the gravity center adjusting mechanism is connected with a supporting component, a counterweight disc is arranged on the outer ring of the supporting component, the gravity center adjusting mechanism is connected with the counterweight disc, and a supporting mechanism is arranged at the bottom of the supporting component;

the gravity center adjusting mechanism comprises a storage box arranged at the bottom of the connecting seat, the storage box is hollow, a rotating shaft is arranged in the storage box, winding rollers are symmetrically arranged on the rotating shaft, lifting ropes are wound on the winding rollers, the bottom of the storage box is open, and the tail ends of the lifting ropes are connected with the counterweight plates.

As a further scheme of the invention: the leveling mechanism comprises a connecting column arranged on the lower side of the mounting chassis, the connecting column is connected with a first leveling plate, the first leveling plate is connected with a first leveling seat, connecting plates are arranged on two sides of the first leveling seat, the connecting plates are vertically arranged between the first leveling seat and are connected with a second leveling plate, the second leveling plate is connected with a second leveling seat, the second leveling seat is fixedly connected with the connecting seat, leveling rules are vertically arranged between the first leveling seat and the second leveling seat, transparent liquid is filled in the leveling rules, bubbles are arranged in the leveling rules, and laser transmitters are arranged in the middle positions of the leveling rules; the utility model discloses a sliding seat, including first leveling seat, second leveling seat, support spring, first leveling seat and second leveling seat, the one end of first leveling seat and second leveling seat is provided with the spring groove, the tip of first leveling plate and second leveling seat is provided with the horizontal movable groove, sliding mounting has the traveller in the horizontal movable groove, the tip of first leveling seat and second leveling seat is provided with the spring groove, the both ends of traveller are connected with the cooperation board, the cooperation board with slidable mounting between the spring groove, be provided with supporting spring between spring groove and the cooperation board, the other end of first leveling seat and second leveling seat is provided with altitude mixture control subassembly.

As still further aspects of the invention: the height adjusting assembly comprises adjusting grooves arranged at the bottoms of the first leveling plate and the second leveling plate, adjusting cylinders are arranged at the ends of the first leveling seat and the second leveling seat, the tail ends of the adjusting cylinders are connected with top balls, the top balls are matched with the adjusting grooves, matching columns are arranged at the ends of the first leveling plate and the second leveling plate, lifting grooves are arranged at the ends of the first leveling seat and the second leveling seat, and the matching columns are in sliding fit with the lifting grooves.

As still further aspects of the invention: the top of the inner side of the leveling ruler is provided with damping grooves, and the damping grooves are uniformly formed in the top of the leveling ruler.

As still further aspects of the invention: the support assembly comprises an upper shrinkage frame and a lower shrinkage frame, the bottom of the upper shrinkage frame is fixedly connected with the bottom of the storage box, the upper shrinkage frame and the lower shrinkage frame are installed in a sliding fit mode, a complete columnar body is formed between the upper shrinkage frame and the lower shrinkage frame, the center of the upper shrinkage frame and the center of the lower shrinkage frame are hollow, and a telescopic pipe is arranged between the upper shrinkage frame and the lower shrinkage frame.

As still further aspects of the invention: the upper shrinkage frame is provided with an anti-falling groove, the upper end part of the lower shrinkage frame is provided with an anti-falling flange, the anti-falling flange is matched with the anti-falling groove, and the bottom of the anti-falling groove is in a closed arrangement.

As still further aspects of the invention: the lower contraction rack is provided with a matching groove, the inner side of the counterweight disc is provided with a matching flange, and the matching flange is matched with the matching groove.

As still further aspects of the invention: the middle of the balance weight disc is provided with an interlayer, the lower side of the balance weight disc is provided with a rotating frame, and the rotating frame is rotatably installed with the bottom of the balance weight disc.

As still further aspects of the invention: the bottom of lower shrink frame is provided with the erection column, the erection column links to each other with supporting mechanism, supporting mechanism includes the supporting disk that links to each other with the erection column, the supporting disk cup joints in the outside of erection column, the downside of erection column is connected with the interlude post, the outside of interlude post is connected with the bracket, be provided with the locking post on the bracket, the edge of supporting disk evenly is provided with the gyration groove, the backup pad is installed in the gyration inslot rotation, evenly be provided with the locking post on the bracket, the outside of locking post is provided with return spring, the downside of supporting disk be provided with the spliced eye of locking post mutually supporting.

As still further aspects of the invention: the edge of bracket evenly is provided with the adsorption tank, be provided with the adsorption block in the adsorption tank, the adsorption block adsorbs with the backup pad each other, the width of adsorption tank with the width of backup pad is the same.

Compared with the prior art, the invention has the beneficial effects that:

(1) The lifting rope is wound by the winding roller, the lifting rope is combined to be connected with the balance weight disc, the height of the balance weight disc on the supporting component is adjusted, so that the overall gravity center height is adjusted, the lifting rope is released by the winding roller, the balance weight disc is released to the lowest position, the overall gravity center height falls on the lower side of the supporting component, the overall stability is improved, the occupied area and the size of the supporting mechanism are further reduced, the leveling instrument is convenient to measure, and meanwhile the supporting mechanism is convenient to recycle and carry;

(2) The first leveling plate is used for adjusting the pitch angle of the leveling instrument body, and the second leveling plate and the second leveling seat which are arranged vertically are used for adjusting the left-right deflection angle of the leveling instrument, so that the leveling instrument body on the installation chassis is automatically leveled; setting leveling scales at the bottoms of the first leveling plate and the second leveling plate, injecting transparent liquid into the leveling scales and reserving bubbles, adjusting the bubbles to be positioned at the middle part of the leveling scales through a height adjusting assembly when the installation chassis is in an inclined rotating state, measuring the positions of the bubbles by combining a laser transmitter arranged at the middle position of the leveling scales, refracting and deflecting a laser line by the bubbles when the bubbles move to the middle position by using the laser transmitter, and triggering the height adjusting assembly to stop adjusting signals so as to realize the horizontal adjustment of the first leveling plate and the second leveling plate;

(3) Set up the intermediate layer in the middle of the counter weight dish, can increase the counter weight according to the intermediate layer, thereby further promote supporting component's overall stability, set up the swivel mount in the bottom of counter weight dish simultaneously, can open the swivel mount when installing supporting component, peg graft supporting component on the swivel mount is stepped on to both feet, fall on the supporting disk when the counter weight dish whereabouts, combine the swivel mount to push down the supporting disk, make the interlude post of bottom peg graft in soil, simultaneously when pushing down the supporting disk, the supporting disk cooperates with the locking post on the bottom bracket each other, and the backup pad opens and inserts in soil, form the support to supporting component, under the cooperation of counter weight dish, promote the stability of the spirit level body installation of supporting component and top installation.

Drawings

Fig. 1 is a schematic structural view of a level for hydraulic engineering.

Fig. 2 is a schematic structural view of a leveling mechanism in a level for hydraulic engineering.

Fig. 3 is a schematic diagram of a combined structure of a first leveling base and a second leveling base in a level for hydraulic engineering.

Fig. 4 is a schematic structural view of a gravity center adjusting mechanism in a level for hydraulic engineering.

Fig. 5 is a schematic view of a mounting structure of a weight plate in a level for hydraulic engineering.

Fig. 6 is a schematic diagram of a connection structure between a counterweight plate and an upper and lower shrinkage frames in a level for hydraulic engineering.

Fig. 7 is a schematic view of a mounting structure of a rotating frame in a level for hydraulic engineering.

Fig. 8 is a schematic structural view of a supporting mechanism in a level for hydraulic engineering.

In the figure: 1. a level body; 2. installing a chassis; 20. a connecting column; 3. a leveling mechanism; 30. a first leveling base; 31. a second leveling base; 32. a connecting plate; 33. a first leveling plate; 330. an adjustment tank; 331. adjusting a cylinder; 332. a mating post; 333. a lifting groove; 34. a second leveling plate; 35. leveling ruler; 350. damping grooves; 351. a laser emitter; 36. a spring groove; 37. a transverse movable groove; 38. matching plates; 39. a spool; 310. a support spring; 4. a gravity center adjusting mechanism; 40. a storage box; 41. a rotating shaft; 42. winding a roller; 43. a lifting rope; 44. a connecting seat; 5. an upper contraction rack; 50. an anti-drop groove; 6. a lower shrinkage frame; 60. a mating groove; 61. an anti-drop flange; 62. a mounting column; 7. a support mechanism; 70. a support plate; 71. a rotary groove; 72. a support plate; 73. a bracket; 74. locking the column; 75. a return spring; 76. inserting a column; 77. an adsorption tank; 78. an adsorption block; 8. a weight plate; 80. a mating flange; 81. a rotating frame; 9. and (5) a telescopic pipe.

Detailed Description

The technical scheme of the patent is further described in detail below with reference to the specific embodiments.

As shown in fig. 1 and 4, the level for the hydraulic engineering comprises a level body 1, wherein the level body 1 is arranged on a mounting chassis 2, a leveling mechanism 3 is arranged on the mounting chassis 2, the leveling mechanism 3 is connected with a connecting seat 44, the lower side of the connecting seat 44 is connected with a gravity center adjusting mechanism 4, the gravity center adjusting mechanism 4 is connected with a supporting component, a counterweight disc 8 is arranged on the outer ring of the supporting component, the gravity center adjusting mechanism 4 is connected with the counterweight disc 8, and a supporting mechanism 7 is arranged at the bottom of the supporting component;

the gravity center adjusting mechanism 4 comprises a storage box 40 arranged at the bottom of a connecting seat 44, the storage box 40 is hollow, a rotating shaft 41 is arranged in the storage box 40, winding rollers 42 are symmetrically arranged on the rotating shaft 41, lifting ropes 43 are wound on the winding rollers 42, the bottom of the storage box 40 is open, and the tail ends of the lifting ropes 43 are connected with a counterweight disc 8.

Specifically, through winding up lifting rope 43 around the roller 42, combine lifting rope 43 to connect balance weight dish 8, through the height of adjustment balance weight dish 8 on supporting component, thereby adjust holistic focus height, utilize to release lifting rope 43 around the roller 42, release balance weight dish 8 to the minimum position, make holistic focus height fall in supporting component's downside, promote holistic stability, and then reduce supporting mechanism 7's area and size, the spirit level of being convenient for carries out measurement operation, supporting mechanism 7 retrieves of being convenient for simultaneously, portable.

Further, as shown in fig. 2 and 3, the leveling mechanism 3 includes a connection post 20 disposed at the lower side of the installation chassis 2, the connection post 20 is connected with a first leveling plate 33, the first leveling plate 33 is connected with a first leveling base 30, connection plates 32 are disposed at two sides of the first leveling base 30, the connection plates 32 are vertically disposed between the first leveling base 30, the connection plates 32 are connected with a second leveling plate 34, the second leveling plate 34 is connected with a second leveling base 31, the second leveling base 31 is fixedly connected with a connection base 44, a leveling rod 35 is disposed at the lower side of the first leveling plate 33 and the second leveling plate 34, the leveling rod 35 is transparent, transparent liquid is filled in the leveling rod 35, bubbles are disposed in the leveling rod 35, and a laser emitter 351 is disposed at the middle position of the leveling rod 35; the utility model discloses a height-adjusting device for the elevator car, including first leveling seat 30 and second leveling seat 31, first leveling seat 30 and second leveling seat 31's one end is provided with spring groove 36, the tip of first leveling plate 33 and second leveling plate 34 is provided with horizontal movable groove 37, slidable mounting has a traveller 39 in the horizontal movable groove 37, the tip of first leveling seat 30 and second leveling seat 31 is provided with spring groove 36, the both ends of traveller 39 are connected with cooperation board 38, cooperation board 38 with slidable mounting between the spring groove 36, be provided with supporting spring 310 between spring groove 36 and the cooperation board 38, the other end of first leveling seat 30 and second leveling seat 31 is provided with height-adjusting assembly.

Specifically, the first leveling plate 33, the second leveling plate 34, the first leveling seat 30 and the second leveling seat 31 which are vertically arranged are utilized to install the installation chassis 2, the first leveling plate 33 is used for adjusting the pitch angle of the leveling instrument body 1, and the second leveling plate 34 and the second leveling seat 31 which are vertically arranged with the first leveling seat 30 are used for adjusting the left and right deflection angles of the leveling instrument body 1, so that the automatic leveling operation of the leveling instrument body 1 on the installation chassis 2 is realized;

more specifically, the leveling rod 35 is arranged at the bottoms of the first leveling rod 33 and the second leveling rod 34, transparent liquid is injected into the leveling rod 35 and bubbles are reserved, when the installation chassis 2 is in an inclined rotating state, the bubbles are adjusted to be positioned at the middle part of the leveling rod 35 through the height adjusting component, the positions of the bubbles are measured by the laser transmitter 351 in combination with the laser transmitter 351 arranged at the middle position of the leveling rod 35, and when the bubbles move to the middle position, the bubbles refract and deflect the laser line, so that the height adjusting component is triggered to stop adjusting signals, and the horizontal adjustment of the first leveling rod 33 and the second leveling rod 34 is realized.

Further, as shown in fig. 3, the height adjusting assembly includes an adjusting slot 330 disposed at the bottoms of the first leveling plate 33 and the second leveling plate 34, the end portions of the first leveling seat 30 and the second leveling seat 31 are provided with an adjusting cylinder 331, the end of the adjusting cylinder 331 is connected with a top ball, the top ball is matched with the adjusting slot 330, the end portions of the first leveling plate 33 and the second leveling plate 34 are provided with a matching column 332, the end portions of the first leveling seat 30 and the second leveling seat 31 are provided with a lifting slot 333, and the matching column 332 is matched with the lifting slot 333 in a sliding manner.

Specifically, through the mutual cooperation of the adjusting cylinder 331 and the top ball with the adjusting groove 330, the inclination of the first leveling plate 33 and the second leveling plate 34 is adjusted, the leveling rod 35 moves along with the first leveling plate 33 or the second leveling plate 34 in the adjusting process, the air bubbles in the leveling rod 35 move in the leveling process, and the leveling operation is performed by collecting the air bubble position signals.

Further, as shown in fig. 3, a damping groove 350 is formed on the top of the inner side of the leveling rod 35, and the damping groove 350 is uniformly formed on the top of the leveling rod 35.

Specifically, in order to slow down the bubble movement speed, the damping groove 350 is arranged at the top of the leveling ruler 35, and the resistance is increased by combining the movement of the bubble by the damping groove 350, so that the problem that the bubble movement speed is too high and the leveling speed is slow when the first leveling plate 33 and the second leveling plate 34 are adjusted can be avoided.

Further, as shown in fig. 5 and 6, the supporting component includes an upper shrinkage frame 5 and a lower shrinkage frame 6, the upper shrinkage frame 5 is fixedly connected with the bottom of the storage box 40, the upper shrinkage frame 5 and the lower shrinkage frame 6 are mounted in a sliding fit manner, a complete column is formed between the upper shrinkage frame 5 and the lower shrinkage frame 6, the center of the upper shrinkage frame 5 and the center of the lower shrinkage frame 6 are hollow, and a telescopic tube 9 is arranged between the upper shrinkage frame 5 and the lower shrinkage frame 6.

Specifically, the upper shrinkage frame 5 and the lower shrinkage frame 6 are utilized to form a supporting assembly, after the upper shrinkage frame 5 and the lower shrinkage frame 6 are pulled and stretched, the measuring height of the level gauge can be adjusted, the telescopic pipe 9 is arranged between the upper shrinkage frame 5 and the lower shrinkage frame 6, the telescopic pipe 9 is combined to connect the upper shrinkage frame 5 and the lower shrinkage frame 6, and the overall stability between the upper shrinkage frame 5 and the lower shrinkage frame 6 is improved.

Further, as shown in fig. 6, the upper shrinkage frame 5 is provided with a drop-preventing groove 50, the upper end of the lower shrinkage frame 6 is provided with a drop-preventing flange 61, the drop-preventing flange 61 is matched with the drop-preventing groove 50, and the bottom of the drop-preventing groove 50 is provided in a closed manner. The lower contraction bracket 6 is provided with a matching groove 60, the inner side of the counterweight disc 8 is provided with a matching flange 80, and the matching flange 80 is matched with the matching groove 60.

Specifically, in order to ensure the integrity between the upper shrinkage frame 5 and the lower shrinkage frame 6, an anti-falling groove 50 is formed on the side edge of the upper shrinkage frame 5, an anti-falling flange 61 is formed on the edge of the lower shrinkage frame 6 and is matched with the anti-falling groove 50, the upper shrinkage frame 5 and the lower shrinkage frame 6 can be prevented from being separated from each other when the length between the upper shrinkage frame 5 and the lower shrinkage frame 6 is adjusted, and meanwhile, a matching groove 60 is formed on the lower shrinkage frame 6, a counterweight disc 8 is slidably mounted with the matching groove 60 through the matching flange 80, the lower shrinkage frame 6 can be pulled together when the lifting rope 43 is folded by winding the roller 42, and the folding effect between the upper shrinkage frame 5 and the lower shrinkage frame 6 can be ensured when the upper shrinkage frame 5 and the lower shrinkage frame 6 are folded, so that automatic detachment is avoided.

Further, as shown in fig. 7, an interlayer is provided in the middle of the weight plate 8, a rotating frame 81 is provided on the lower side of the weight plate 8, and the rotating frame 81 is rotatably mounted with the bottom of the weight plate 8.

Specifically, set up the intermediate layer in the middle of balance weight dish 8, can increase the counter weight according to the intermediate layer to further promote supporting component's overall stability, set up swivel mount 81 in balance weight dish 8's bottom simultaneously, can open swivel mount 81 when installing supporting component, peg graft supporting component on swivel mount 81 is stepped on to both feet.

Further, as shown in fig. 8, the bottom of the lower shrinkage frame 6 is provided with a mounting column 62, the mounting column 62 is connected with a supporting mechanism 7, the supporting mechanism 7 comprises a supporting disc 70 connected with the mounting column 62, the supporting disc 70 is sleeved on the outer side of the mounting column 62, the lower side of the mounting column 62 is connected with an inserting column 76, the outer side of the inserting column 76 is connected with a bracket 73, a locking column 74 is arranged on the bracket 73, the edge of the supporting disc 70 is uniformly provided with a rotary groove 71, the rotary groove 71 is rotationally provided with a supporting plate 72, the bracket 73 is uniformly provided with a locking column 74, the outer side of the locking column 74 is provided with a return spring 75, and the lower side of the supporting disc 70 is provided with a plug hole mutually matched with the locking column 74. The edge of the bracket 73 is uniformly provided with an adsorption groove 77, an adsorption block 78 is arranged in the adsorption groove 77, the adsorption block 78 and the support plate 72 are mutually adsorbed, and the width of the adsorption groove 77 is the same as the width of the support plate 72.

Specifically, the weight plate 8 falls on the support plate 70 when falling, the support plate 70 is pressed down in combination with the rotating frame 81, so that the bottom penetrating columns 76 are inserted into the soil, meanwhile, when the support plate 70 is pressed down, the support plate 70 and the locking columns 74 on the bottom bracket 73 are matched with each other, the support plate 72 is opened and inserted into the soil to form a support for the support assembly, and under the matching of the weight plate 8, the stability of the installation of the support assembly and the top-installed level body 1 is improved.

The working principle of the embodiment of the invention is as follows:

as shown in fig. 1 to 8, the lifting rope 43 is wound by the winding roller 42, the counterweight plate 8 is connected by combining the lifting rope 43, the height of the counterweight plate 8 on the supporting component is adjusted, so that the overall gravity center height is adjusted, the lifting rope 43 is released by the winding roller 42, the counterweight plate 8 is released to the lowest position, the overall gravity center height falls on the lower side of the supporting component, the overall stability is improved, the occupied area and the size of the supporting mechanism 7 are further reduced, the leveling instrument is convenient to measure, the supporting mechanism 7 is convenient to recycle, and the carrying is convenient. The first leveling plate 33, the second leveling plate 34, the first leveling seat 30 and the second leveling seat 31 which are vertically arranged are utilized to install the installation chassis 2, the first leveling plate 33 is used for adjusting the pitch angle of the leveling instrument body 1, and the second leveling plate 34 and the second leveling seat 31 which are vertically arranged with the first leveling seat 30 are used for adjusting the left and right deflection angles of the leveling instrument, so that the automatic leveling operation of the leveling instrument body 1 on the installation chassis 2 is realized; the leveling rod 35 is arranged at the bottoms of the first leveling rod 33 and the second leveling rod 34, transparent liquid is injected into the leveling rod 35, bubbles are reserved in the leveling rod 35, when the installation chassis 2 is in an inclined rotating state, the bubbles are adjusted to be positioned at the middle part of the leveling rod 35 through the height adjusting component, the positions of the bubbles are measured by combining the laser transmitter 351 arranged at the middle position of the leveling rod 35, and when the bubbles move to the middle position, the bubbles refractively deflect a laser line, so that the height adjusting component is triggered to stop adjusting signals, and the horizontal adjustment of the first leveling rod 33 and the second leveling rod 34 is realized. Through the mutual cooperation of the adjusting cylinder 331 and the top ball and the adjusting groove 330, the inclination of the first leveling plate 33 and the second leveling plate 34 is adjusted, the leveling rod 35 moves along with the first leveling plate 33 or the second leveling plate 34 in the adjusting process, bubbles in the leveling rod 35 move in the leveling process, and leveling operation is performed by collecting bubble position signals. In order to slow down the bubble moving speed, a damping groove 350 is arranged at the top of the leveling ruler 35, and the resistance is increased by combining the damping groove 350 to the movement of the bubble, so that the problem that the bubble moving speed is too fast and the leveling speed is slow when the first leveling plate 33 and the second leveling plate 34 are adjusted can be avoided. Utilize last shrink frame 5 and lower shrink frame 6 to constitute supporting component, pull open the extension back between last shrink frame 5 and lower shrink frame 6, can adjust the measurement height of surveyor's level, set up flexible pipe 9 between last shrink frame 5 and lower shrink frame 6, combine flexible pipe 9 to connect last expansion frame and lower expansion frame, promote the overall stability between last shrink frame 5 and the lower shrink frame 6. In order to ensure the integrity between the upper shrinkage frame 5 and the lower shrinkage frame 6, an anti-drop groove 50 is arranged at the side edge of the upper shrinkage frame 5, an anti-drop flange 61 is arranged at the edge of the lower shrinkage frame 6 and is matched with the anti-drop groove 50, the mutual separation between the upper shrinkage frame 5 and the lower shrinkage frame 6 can be avoided when the length between the upper shrinkage frame 5 and the lower shrinkage frame 6 is adjusted, meanwhile, a matching groove 60 is arranged on the lower shrinkage frame 6, a counterweight disc 8 is slidably mounted with the matching groove 60 through the matching flange 80, the lower shrinkage frame 6 can be pulled together when the lifting rope 43 is folded by winding the winding roller 42, the folding effect between the upper shrinkage frame 5 and the lower shrinkage frame 6 can be ensured when the upper shrinkage frame 5 and the lower shrinkage frame 6 are folded, and automatic detachment is avoided. Set up the intermediate layer in the middle of balance weight dish 8, can increase the counter weight according to the intermediate layer to further promote supporting component's overall stability, set up swivel mount 81 in the bottom of balance weight dish 8 simultaneously, can open swivel mount 81 when installing supporting component, peg graft supporting component on swivel mount 81 with both feet. The weight plate 8 falls on the supporting plate 70 when falling, combines the swivel mount 81 to push down the supporting plate 70 for the interlude post 76 of bottom is pegged graft in soil, and simultaneously when pushing down the supporting plate 70, the locking post 74 on supporting plate 70 and the bottom bracket 73 mutually support, and the backup pad 72 opens and inserts in soil, forms the support to supporting component, under the cooperation of weight plate 8, promotes the stability of supporting component and top-mounted spirit level body 1 installation.

The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. The utility model provides a level for hydraulic engineering, includes level body (1), level body (1) sets up on installation chassis (2), a serial communication port, be provided with leveling mechanism (3) on installation chassis (2), leveling mechanism (3) are connected with connecting seat (44), the downside of connecting seat (44) is connected with focus adjustment mechanism (4), focus adjustment mechanism (4) are connected with supporting component, balance weight dish (8) are installed to supporting component's outer lane, focus adjustment mechanism (4) link to each other with balance weight dish (8), supporting component's bottom is provided with supporting mechanism (7); the gravity center adjusting mechanism (4) comprises a storage box (40) arranged at the bottom of a connecting seat (44), the storage box (40) is hollow, a rotating shaft (41) is arranged in the storage box (40), winding rollers (42) are symmetrically arranged on the rotating shaft (41), lifting ropes (43) are wound on the winding rollers (42), the bottom of the storage box (40) is open, and the tail ends of the lifting ropes (43) are connected with a counterweight disc (8).

2. The level for hydraulic engineering according to claim 1, wherein the leveling mechanism (3) comprises a connecting column (20) arranged on the lower side of the mounting chassis (2), the connecting column (20) is connected with a first leveling plate (33), the first leveling plate (33) is connected with the first leveling plate (30), connecting plates (32) are arranged on two sides of the first leveling plate (30), the connecting plates (32) are vertically arranged between the first leveling plate (30), the connecting plates (32) are connected with a second leveling plate (34), the second leveling plate (34) is connected with a second leveling plate (31), the second leveling plate (31) is fixedly connected with a connecting seat (44), the first leveling plate (30) and the second leveling plate (31) are vertically arranged, leveling rules (35) are arranged on the lower sides of the first leveling plate (33) and the second leveling plate (34), the leveling rules (35) are arranged in a transparent rule (35), and a transparent leveling rule (351) is arranged in the middle of the leveling rules (35), and a transparent leveling rule (35) is arranged in the transparent leveling rule; the utility model discloses a height-adjusting device for the elevator comprises a first leveling seat (30) and a second leveling seat (31), wherein a spring groove (36) is formed in one end of the first leveling seat (30) and one end of the second leveling seat (31), a transverse movable groove (37) is formed in the end of the first leveling seat (33) and one end of the second leveling seat (34), a sliding column (39) is arranged in the transverse movable groove (37) in a sliding mode, a spring groove (36) is formed in the end of the first leveling seat (30) and one end of the second leveling seat (31), two ends of the sliding column (39) are connected with a matching plate (38), a supporting spring (310) is arranged between the spring groove (36) and the matching plate (38), and a height-adjusting assembly is arranged at the other end of the first leveling seat (30) and the second leveling seat (31).

3. The level for hydraulic engineering according to claim 2, wherein the height adjusting assembly comprises adjusting grooves (330) arranged at the bottoms of the first leveling plate (33) and the second leveling plate (34), adjusting cylinders (331) are arranged at the ends of the first leveling seat (30) and the second leveling seat (31), top balls are connected to the ends of the adjusting cylinders (331), the top balls are matched with the adjusting grooves (330), matching columns (332) are arranged at the ends of the first leveling plate (33) and the second leveling plate (34), lifting grooves (333) are arranged at the ends of the first leveling seat (30) and the second leveling seat (31), and the matching columns (332) are matched with the lifting grooves (333) in a sliding mode.

4. The level for hydraulic engineering according to claim 2, wherein a damping groove (350) is formed in the top of the inner side of the leveling rod (35), and the damping groove (350) is uniformly formed in the top of the leveling rod (35).

5. The level for hydraulic engineering according to claim 1, wherein the supporting component comprises an upper shrinkage frame (5) and a lower shrinkage frame (6), the upper shrinkage frame (5) is fixedly connected with the bottom of the storage box (40), the upper shrinkage frame (5) and the lower shrinkage frame (6) are installed in a sliding fit manner, a complete columnar structure is formed between the upper shrinkage frame (5) and the lower shrinkage frame (6), the centers of the upper shrinkage frame (5) and the lower shrinkage frame (6) are hollow, and a telescopic pipe (9) is arranged between the upper shrinkage frame (5) and the lower shrinkage frame (6).

6. The level for hydraulic engineering according to claim 5, wherein the upper shrinkage frame (5) is provided with an anti-falling groove (50), the upper end part of the lower shrinkage frame (6) is provided with an anti-falling flange (61), the anti-falling flange (61) is matched with the anti-falling groove (50), and the bottom of the anti-falling groove (50) is in a closed arrangement.

7. The water conservancy project level according to claim 5, wherein the lower shrinkage bracket (6) is provided with a matching groove (60), the inner side of the weight plate (8) is provided with a matching flange (80), and the matching flange (80) is matched with the matching groove (60).

8. The water conservancy project level according to claim 7, wherein an interlayer is arranged in the middle of the weight plate (8), a rotating frame (81) is arranged on the lower side of the weight plate (8), and the rotating frame (81) is rotatably installed with the bottom of the weight plate (8).

9. The level for hydraulic engineering according to claim 5, wherein the bottom of the lower shrinkage frame (6) is provided with a mounting column (62), the mounting column (62) is connected with a supporting mechanism (7), the supporting mechanism (7) comprises a supporting disc (70) connected with the mounting column (62), the supporting disc (70) is sleeved on the outer side of the mounting column (62), the lower side of the mounting column (62) is connected with a penetrating column (76), the outer side of the penetrating column (76) is connected with a bracket (73), a locking column (74) is arranged on the bracket (73), a rotary groove (71) is uniformly arranged at the edge of the supporting disc (70), a supporting plate (72) is rotatably arranged in the rotary groove (71), a locking column (74) is uniformly arranged on the bracket (73), a return spring (75) is arranged on the outer side of the locking column (74), and a plugging hole matched with the locking column (74) is arranged on the lower side of the supporting disc (70).

10. The level for hydraulic engineering according to claim 9, wherein the edge of the bracket (73) is uniformly provided with an adsorption groove (77), an adsorption block (78) is arranged in the adsorption groove (77), the adsorption block (78) and the support plate (72) are mutually adsorbed, and the width of the adsorption groove (77) is the same as the width of the support plate (72).