CN215906622U

CN215906622U - Road and bridge engineering is with adjustable building truss structure

Info

Publication number: CN215906622U
Application number: CN202122020255.2U
Authority: CN
Inventors: 万立異
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-25
Filing date: 2021-08-25
Publication date: 2022-02-25
Anticipated expiration: 2031-08-25

Abstract

The utility model discloses an adjustable building truss structure for road and bridge engineering, and relates to the technical field of building science. The utility model comprises a bridge frame and adjusting mechanisms arranged at two ends of the bottom of the bridge frame; the adjusting mechanism comprises a mounting base plate, adjusting connecting plates arranged above the mounting base plate and a lifting mechanism arranged on the mounting base plate and used for lifting the corresponding adjusting connecting plates, wherein both sides of the bottom of the bridge are provided with baseplates used for fixing the corresponding adjusting connecting plates, one of the baseplates is used for fixing the corresponding adjusting connecting plates, a laser range finder pointing to the other adjusting connecting plate is arranged on the adjusting connecting plates, and a horizontal scale groove used for receiving laser is formed in the adjusting connecting plates. Through being provided with guiding mechanism and laser rangefinder mechanism at the bottom both ends of crane span structure, can solve because the height on ground is uneven when building truss structure installation, and the influence that the distance estimation is inaccurate brings.

Description

Road and bridge engineering is with adjustable building truss structure

Technical Field

The utility model relates to the technical field of building science, in particular to an adjustable building truss structure for road and bridge engineering.

Background

Truss, a structure formed by connecting rod pieces at two ends of each other by hinges. The truss is a plane or space structure which is composed of straight bars and generally has triangular units, the truss rod piece mainly bears axial tension or pressure, so that the strength of materials can be fully utilized, materials can be saved compared with a solid web beam when the span is large, the self weight is reduced, the rigidity is increased, and the truss has the advantages that the rod piece mainly bears tension or pressure, the function of the materials can be fully exerted, the materials are saved, and the structure weight is reduced. The steel truss, the reinforced concrete truss, the prestressed concrete truss, the wood truss, the steel and wood combination truss, the steel and concrete combination truss that have commonly used, traditional truss can not carry out the regulation of height, and in use is comparatively inconvenient, and the distance is difficult to measure accurately moreover, and this problem just needs to improve traditional equipment, how to design a road and bridge engineering then with adjustable building truss structure, this problem that becomes our needs to solve.

SUMMERY OF THE UTILITY MODEL

The utility model aims to: the utility model provides an adjustable building truss structure for road and bridge engineering, aiming at solving the problem that the height of a truss cannot be adjusted in practical application.

The utility model specifically adopts the following technical scheme for realizing the purpose: an adjustable building truss structure for road and bridge engineering comprises a bridge frame and adjusting mechanisms arranged at two ends of the bottom of the bridge frame; the adjusting mechanism comprises a mounting base plate, adjusting connecting plates arranged above the mounting base plate and a lifting mechanism arranged on the mounting base plate and used for lifting the corresponding adjusting connecting plates, wherein both sides of the bottom of the bridge are provided with baseplates used for fixing the corresponding adjusting connecting plates, one of the baseplates is used for fixing the corresponding adjusting connecting plates, a laser range finder pointing to the other adjusting connecting plate is arranged on the adjusting connecting plates, and a horizontal scale groove used for receiving laser is formed in the adjusting connecting plates.

Furthermore, the lifting mechanism comprises a plurality of large support columns fixedly arranged at the top of the mounting bottom plate and a supporting plate, a lower fixing plate is arranged on the supporting plate, a supporting plate support is connected between the supporting plate and the lower fixing plate, a motor fixing plate is fixedly arranged above the lower fixing plate, a motor is fixedly arranged on the motor fixing plate, a driving wheel is fixedly arranged at the output shaft end of the motor, a guide stud is rotatably arranged at one side of the motor fixing plate, a driven wheel is fixedly arranged at the bottom of the guide stud, corresponding tooth sockets are arranged on the driving wheel and the driven wheel, a synchronous belt is connected between the driving wheel and the driven wheel, a fixed disc is fixedly arranged at the top of the large support columns, the bottom of the adjusting connecting plate is provided with a threaded sleeve which is arranged on the fixed disc in a sliding penetrating mode, and the guide stud is connected with the inside of the threaded sleeve in a threaded mode.

The screw sleeve is fixedly arranged at the bottom of the tray, the adjusting connecting plate is arranged above the tray, and a damping mechanism is connected between the tray and the fixed disc; the damping mechanism comprises a plurality of lower fixing columns fixedly mounted on the fixing disc, a lower bottom plate is fixedly mounted on the lower fixing columns, a plurality of pressure rods corresponding to the lower fixing columns are fixedly mounted at the bottom of the fixing disc, each pressure rod is provided with a slide rod inserted on the corresponding lower fixing column in a sliding manner, an upper bottom plate is fixedly mounted on each pressure rod, and a pressure spring is connected and arranged between each two corresponding upper bottom plates and the corresponding lower bottom plate.

Further, every all seted up the external screw thread on the lower fixed column, every the equal threaded connection of lower film sets up on the lower fixed column that corresponds.

Further, the structure of the adjusting and connecting plate is a cylinder and a disc arranged above the cylinder and used for fixing the bridge, the laser range finder is fixedly arranged on the cylinder, the horizontal scale groove is formed in the other cylinder, tooth grooves formed around the cylinder are formed in the inner wall of each cylinder body, and inserting columns used for being inserted into the corresponding tooth grooves are fixedly arranged at the tops of the two trays.

The utility model has the following beneficial effects: through being provided with guiding mechanism and laser rangefinder mechanism at the bottom both ends of crane span structure, can solve because the height on ground is uneven when building truss structure installation, and the influence that the distance estimation is inaccurate brings.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the adjustment mechanism of the present invention;

FIG. 3 is an exploded perspective view of the adjustment mechanism of the present invention;

FIG. 4 is a partial schematic view of the adjustment mechanism of the present invention;

FIG. 5 is a schematic top view of the adjustment mechanism of the present invention;

FIG. 6 is a schematic cross-sectional view taken along line C-C of FIG. 5 in accordance with the present invention;

FIG. 7 is a schematic view of an adjusting web of the present invention

FIG. 8 is a schematic view of the shock absorbing mechanism of the present invention;

FIG. 9 is a schematic cross-sectional view taken along line A-A of FIG. 8 in accordance with the present invention;

reference numerals: 10. a bridge frame; 20. an adjustment mechanism; 201. mounting a bottom plate; 202. a large pillar; 203. a support plate; 204. A pallet strut; 205. a lower fixing plate; 206. a motor fixing plate; 207. a motor; 208. a driving wheel; 209. a driven wheel; 210. a synchronous belt; 211. a tray; 212. a guide stud; 213. fixing the disc; 214. adjusting the connecting plate; 215. a laser range finder; 216. a horizontal scale groove; 217. a threaded bushing; 218. inserting a column; 30. a damping mechanism; 301. a lower fixing column; 302. a bottom plate; 303. a pressure spring; 304. putting a bottom plate on the film; 305. a pressure lever; 306. a slide bar.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present invention, it should be noted that the terms "inside", "outside", "upper", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships conventionally arranged when the products of the present invention are used, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements indicated must have specific orientations, be constructed in specific orientations, and operated, and thus, should not be construed as limiting the present invention.

As shown in fig. 1 to 9, an adjustable building truss structure for road and bridge engineering according to an embodiment of the present invention includes a bridge frame 10 and adjusting mechanisms 20 disposed at two ends of the bottom of the bridge frame 10; the bridge frame 10 is formed by splicing a square pipe and a channel steel through bolts, the installation and the disassembly are very convenient, two ends of the bottom of the bridge frame 10 are respectively provided with a fixed base plate connected with the adjusting mechanism 20, and bolt holes connected with the adjusting mechanism 20 are uniformly formed in the fixed base plate.

The adjusting mechanism 20 comprises a mounting base plate 201, the mounting base plate 201 is installed at the bottommost part as a carrier of the whole equipment, the appearance structure is circular, a circle of bolt fixing holes are uniformly formed in the periphery of the mounting base plate 201, the mounting base plate 201 is fixed with the ground surface through expansion screws, the adjusting mechanism 20 further comprises an adjusting connecting plate 214 arranged above the mounting base plate 201 and a lifting mechanism arranged on the mounting base plate 201 and used for lifting the corresponding adjusting connecting plate 214, a circle of round holes connected with a fixed base plate at the bottom of the bridge frame 10 are also formed in the connecting plate 214, a laser range finder 215 pointing to the other adjusting connecting plate 214 is arranged on one adjusting connecting plate 214, a horizontal scale groove 216 used for receiving laser is arranged on the adjusting connecting plate 214 without the laser range finder 215, and the laser range finder 215 and the horizontal scale groove 216 are both arranged on the periphery of a cylinder of the adjusting connecting plate 214, the distance between the bases of the two bridges 10 can be better measured by arranging the laser rangefinder 215.

In some embodiments, the lifting mechanism includes a plurality of large pillars 202 and a supporting plate 203 fixedly installed on the top of the installation base plate 201, the supporting plate 203 is fixedly connected to the installation base plate 201 by screws, a lower fixing plate 205 is installed on the supporting plate 203, a supporting plate pillar 204 is connected between the supporting plate 203 and the lower fixing plate 205, the supporting plate 203 and the lower fixing plate 205 are arranged in parallel, a motor fixing plate 206 is fixedly installed above the lower fixing plate 205, a motor 207 is fixedly installed on the motor fixing plate 206, a motor flange of the motor 207 and the motor fixing plate 206 are fixedly connected by screws, a driving wheel 208 is fixedly installed at an output shaft end of the motor 207, a guide stud 212 is rotatably installed at one side of the motor fixing plate 206, the guide stud 212 is a stud with an external thread, a driven wheel 209 is fixedly installed at the bottom of the guide stud 212, corresponding tooth grooves are respectively installed on the driving wheel 208 and the driven wheel 209, and a synchronous belt 210 is connected between the driving wheel 208 and the driven wheel 209, fixed disk 213 is fixedly installed at the top of a plurality of big pillars 202, the bottom of fixed disk 213 is the flat board, superstructure has circular shape direction hollow cylinder, hollow cylinder is inside to have seted up two guide ways, the bottom of adjusting connection board 214 is provided with and slides and runs through the screw sleeve 217 that sets up on fixed disk 213, the outer lane of screw sleeve 217 is constructed the slider with above-mentioned guide way looks adaptation, the inside of direction double-screw bolt 212 threaded connection screw sleeve 217, when motor 207 rotated, under the drive of direction double-screw bolt 212, screw sleeve 217 can reciprocate on the axis of fixed disk 213, both realized height control work.

In some embodiments, the lifting mechanism further comprises a tray 211, a threaded sleeve 217 is fixedly installed at the bottom of the tray 211, an adjusting connecting plate 214 is arranged above the tray 211, and a damping mechanism 30 is connected between the tray 211 and the fixed disc 213; the damping mechanism 30 comprises a plurality of lower fixing columns 301 fixedly mounted on a fixing disc 213, a lower bottom sheet 302 is fixedly mounted on the lower fixing columns 301, a plurality of pressing rods 305 corresponding to the corresponding lower fixing columns 301 are also fixedly mounted at the bottom of the fixing disc 213, a sliding rod 306 inserted on the corresponding lower fixing column 301 in a sliding manner is arranged on each pressing rod 305, an upper bottom sheet 304 is fixedly mounted on each pressing rod 305, a pressure spring 303 is connected between each two corresponding upper bottom sheets 304 and the corresponding lower bottom sheet 302, one end of each pressure spring 303 abuts against the lower bottom sheet 302, the other end of each pressure spring 303 abuts against the upper bottom sheet 304, the upper bottom sheet 304 always provides an upward thrust for the pressing rods 305 under the thrust action of the pressure spring 303, and when a heavy object presses downwards, the damping mechanism 30 can play a good role in buffering and pressure reduction.

In some embodiments, each lower fixing column 301 is externally threaded, and each lower bottom plate 302 is threadedly connected to the corresponding lower fixing column 301, so that the whole buffering pressure can be conveniently adjusted.

In some embodiments, the adjusting connection plate 214 is configured as a cylinder and a disc disposed above the cylinder and used for fixing the bridge 10, the laser range finder 215 is fixedly disposed on one of the cylinders, the horizontal scale groove 216 is disposed on the other cylinder, the inner wall of each cylinder body is provided with a tooth groove disposed around the cylinder, the tops of the two trays 211 are fixedly mounted with the insertion posts 218 inserted into the corresponding tooth grooves, when the hole positions of the adjusting connection plate 214 and the fixing base plate at the lower end of the bridge 10 cannot be aligned, the adjusting connection plate 214 can be lifted upwards, rotated by a certain angle, and then inserted downwards into the corresponding teeth of the insertion posts 218, so that adjustment can be completed.

Claims

1. An adjustable building truss structure for road and bridge engineering is characterized by comprising a bridge (10) and adjusting mechanisms (20) arranged at two ends of the bottom of the bridge (10);

adjustment mechanism (20) are including mounting plate (201), set up regulation connecting plate (214) and the lifting mechanism who sets up being used for lifting on mounting plate (201) and corresponding regulation connecting plate (214) above mounting plate (201), the both sides of crane span structure (10) bottom all are provided with and are used for with corresponding regulation connecting plate (214) fixed basal disc mutually, one of them be provided with laser range finder (215) of directional another regulation connecting plate (214) on regulation connecting plate (214), non-setting laser range finder (215) be provided with horizontal scale groove (216) that are used for receiving laser on regulation connecting plate (214).

2. The adjustable building truss structure for the road and bridge engineering as claimed in claim 1, wherein the lifting mechanism comprises a plurality of large pillars (202) and a supporting plate (203) fixedly mounted on the top of the mounting base plate (201), the supporting plate (203) is provided with a lower fixing plate (205), a supporting plate pillar (204) is connected between the supporting plate (203) and the lower fixing plate (205), a motor fixing plate (206) is fixedly mounted above the lower fixing plate (205), a motor (207) is fixedly mounted on the motor fixing plate (206), an output shaft end of the motor (207) is fixedly mounted with a driving wheel (208), one side of the motor fixing plate (206) is rotatably provided with a guide stud (212), the bottom of the guide stud (212) is fixedly mounted with a driven wheel (209), the driving wheel (208) and the driven wheel (209) are respectively provided with corresponding tooth grooves, and the driving wheel (208) and the driven wheel (209) are respectively provided with a tooth groove ) The connecting device is provided with a synchronous belt (210) between, and is a plurality of the top fixed mounting of big pillar (202) has a fixed disk (213), the bottom of adjusting connecting plate (214) is provided with and slides and runs through threaded sleeve pipe (217) that sets up on fixed disk (213), guide stud (212) threaded connection threaded sleeve pipe (217) inside.

3. The adjustable building truss structure for road and bridge engineering is characterized by further comprising a tray (211), wherein the threaded sleeve (217) is fixedly installed at the bottom of the tray (211), the adjusting connecting plate (214) is arranged above the tray (211), and a shock absorption mechanism (30) is connected between the tray (211) and the fixed disc (213);

the damping mechanism (30) comprises a plurality of lower fixing columns (301) fixedly mounted on a fixing disc (213), a lower bottom plate (302) is fixedly mounted on the lower fixing columns (301), a plurality of pressing rods (305) corresponding to the lower fixing columns (301) are fixedly mounted at the bottom of the fixing disc (213), each pressing rod (305) is provided with a sliding rod (306) inserted on the corresponding lower fixing column (301) in a sliding manner, an upper bottom plate (304) is fixedly mounted on each pressing rod (305), and each two corresponding upper bottom plates (304) and the lower bottom plate (302) are connected and provided with a pressure spring (303).

4. The adjustable building truss structure for road and bridge engineering is characterized in that each lower fixing column (301) is externally threaded, and each lower bottom sheet (302) is in threaded connection with the corresponding lower fixing column (301).

5. The adjustable building truss structure for the road and bridge engineering is characterized in that the structure of the adjusting connecting plate (214) is a cylinder and a disc which is arranged above the cylinder and used for fixing the bridge (10), the laser range finder (215) is fixedly arranged on the cylinder, the horizontal scale groove (216) is arranged on the other cylinder, the inner wall of each cylinder body is provided with a tooth groove arranged around the cylinder, and the tops of the two trays (211) are fixedly provided with inserting columns (218) inserted into the corresponding tooth grooves.