CN215730377U - Agricultural distribution network engineering enterprise quota calculation demonstration device - Google Patents

Abstract

The utility model discloses a quota calculation demonstration device for a rural distribution network engineering enterprise, which comprises a bottom box and a demonstration board, wherein the lower surface of the demonstration board is connected with a lifting board through a support rod, a double-shaft motor is fixedly arranged on the bottom wall of the bottom box, the output end of the double-shaft motor is provided with a cam through a rotating shaft, two side surfaces of the lifting board are fixedly connected with driving toothed plates, the inner wall of the bottom box is provided with a fluted disc through a rotating rod, the fluted disc is respectively meshed with the driving toothed plates and the driven toothed plates, the height of the demonstration board can be adjusted through the cooperation of the cam and the upgrading board, the demonstration operation is convenient to carry out, the fluted disc and the driven toothed plates are matched, as the gravity center is shifted upwards when the height of the demonstration board is increased, two movable boards can be propped open towards two sides, the bottom box can be in a stable state, and when the demonstration board moves downwards, the movable boards can be automatically reset, the actual floor space of the moving plate is saved.

Description

Agricultural distribution network engineering enterprise quota calculation demonstration device

Technical Field

The utility model relates to the technical field of agricultural distribution network equipment, in particular to a quota calculation demonstration device for an agricultural distribution network engineering enterprise.

Background

The power distribution network is composed of overhead lines, cables, towers, distribution transformers, isolating switches, reactive power compensators, a plurality of accessory facilities and the like, and plays a role in distributing electric energy in the power network. Before the power distribution network project is carried out, the physical and chemical labor and labor consumption required by the power distribution network project are generally calculated in advance so as to measure the strength of the power distribution network project. Therefore, according to the design drawing of the proposed construction project, the budget quota of the construction project, the cost quota (namely the indirect fee quota), the budget price of the construction material, the relevant provisions matched with the budget price and the like.

In many cases, the data of the calculation demonstration of the agricultural distribution network engineering need to be discussed internally or demonstrated for a client to see, and during discussion or demonstration, the auxiliary discussion or explanation usually needs to be carried out by means of a display board.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a quota calculation demonstration device for a rural distribution network engineering enterprise, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a rural power distribution network engineering enterprise quota calculation presentation device, includes bottom case and demonstration board, the lower fixed surface of demonstration board is connected with the bracing piece, the diapire fixed mounting of bottom case has double-shaft motor, double-shaft motor's output fixedly connected with pivot, the outer fixed surface of pivot installs the cam, the bottom fixedly connected with lifter plate of bracing piece, the equal fixedly connected with initiative pinion rack of both sides face of lifter plate, the bottom incasement wall rotates and is connected with the bull stick, the outer fixed surface of bull stick installs the fluted disc, the fluted disc with the meshing of initiative pinion rack, one side meshing that initiative pinion rack was kept away from to the fluted disc is connected with driven pinion rack.

Preferably, the last fixed surface of under casing is connected with two curb plates, two the spout has all been seted up to the relative one side of curb plate, the equal fixed mounting of both sides face of demonstration board has two pulleys, the pulley with spout sliding connection.

Preferably, the inner wall fixedly connected with dead lever of under casing, the external surface fixedly connected with fixed collet of dead lever, the surface at the dead lever is established to the lifter plate cover, the lifter plate with fixedly connected with spring between the fixed collet.

Preferably, the driving toothed plate and the driven toothed plate are symmetrically arranged, limiting grooves are formed in two side walls of the bottom box, limiting plates are slidably connected to the inner portions of the limiting grooves, and the limiting plates are fixedly connected with the driven toothed plate.

Preferably, a limiting telescopic rod is fixedly connected between the bottom box and the limiting plate, a tension spring is sleeved on the outer surface of the limiting telescopic rod, and two ends of the tension spring are fixedly connected with the bottom box and the limiting plate respectively.

Preferably, the bottom of driven toothed plate articulates there is the connecting rod, the one end that driven toothed plate was kept away from to the connecting rod articulates there is the movable plate, the movable plate extends to the surface of under casing, the lower fixed surface of movable plate installs the brake wheel, the lower surface movable mounting of under casing has the roll wheel of a plurality of equidistant settings.

Preferably, the lower surface activity joint of demonstration board has and connects the dirt box, it upwards sets up to connect the dirt box to be the opening.

Preferably, the upper surface of the bottom case is provided with a through hole, a support rib is fixedly connected between the support rod and the demonstration board, and the through hole is matched with the support rib.

Compared with the prior art, the utility model has the beneficial effects that:

1. the demonstration board is simple in structure, the height of the demonstration board can be adjusted by matching the cam with the upgrading board, and demonstration operation is facilitated;

2. according to the utility model, the driving toothed plate, the toothed disc and the driven toothed plate are matched, so that when the height of the demonstration plate rises, the gravity center shifts upwards, the two moving plates can be unfolded towards two sides, the bottom box can be in a stable state, and when the demonstration plate moves downwards, the moving plates can be automatically reset, so that the actual floor space of the moving plates is saved.

Drawings

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

Fig. 2 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.

Fig. 3 is a schematic side view of a two-shaft motor according to the present invention.

Fig. 4 is a schematic perspective view of the moving plate of the present invention.

In the figure: 1. a bottom box; 2. a demonstration board; 3. a support bar; 4. a side plate; 5. a chute; 6. a pulley; 7. a double-shaft motor; 8. a rotating shaft; 9. a cam; 10. a lifting plate; 11. fixing the rod; 12. fixing the bottom support; 13. a spring; 14. a driving toothed plate; 15. a rotating rod; 16. a fluted disc; 17. a driven toothed plate; 18. a connecting rod; 19. moving the plate; 20. a brake wheel; 21. a limiting groove; 22. a limiting plate; 23. a rolling wheel; 24. a dust collecting box; 25. perforating; 26. limiting the telescopic rod; 27. a tension spring.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.

Referring to fig. 1-3, an embodiment of the present invention is shown: a quota calculation demonstration device for a rural distribution network engineering enterprise comprises a bottom case 1 and a demonstration board 2, wherein a supporting rod 3 is fixedly connected to the lower surface of the demonstration board 2, two side boards 4 are fixedly connected to the upper surface of the bottom case 1, sliding grooves 5 are formed in opposite sides of the two side boards 4, two pulleys 6 are fixedly mounted on two side surfaces of the demonstration board 2, the pulleys 6 and the sliding grooves 5 are in sliding connection, the demonstration board 2 can be limited by matching the pulleys 6 with the sliding grooves 5, the demonstration board 2 can conveniently slide up and down, a double-shaft motor 7 is fixedly mounted on the bottom wall of the bottom case 1, the type of the double-shaft motor 7 can be YJP-132S2-2, a rotating shaft 8 is fixedly connected to the output end of the double-shaft motor 7, a cam 9 is fixedly mounted on the outer surface of the rotating shaft 8, a lifting board 10 is fixedly connected to the bottom end of the supporting rod 3, and a fixing rod 11 is fixedly connected to the inner wall of the bottom case 1, outer fixed surface of dead lever 11 is connected with fixed collet 12, lifter plate 10 cover is established at the surface of dead lever 11, fixedly connected with spring 13 between lifter plate 10 and the fixed collet 12, elastic action through spring 13, can make lifter plate 10 play fine buffering effect when the downstream, demonstration board 2's lower surface activity joint has the dust collecting box 24, dust collecting box 24 is the opening and upwards sets up, dust collecting box 24 can collect the dust that produces when demonstrating the operation, it is cleaner to make the demonstration environment, perforation 25 is seted up to the upper surface of under casing 1, fixedly connected with supports the rib between bracing piece 3 and the demonstration board 2, and perforation 25 and support rib phase-match, be convenient for carry out seamless butt joint between demonstration board 2 and the under casing 1.

Wherein, when the height of demonstration board 2 is rised to needs, work through controlling double-shaft motor 7, drive pivot 8 and rotate, pivot 8 rotates and drives cam 9 and rotate, when the bellying rebound of cam 9, can upwards extrude lifter plate 10, thereby can drive demonstration board 2 rebound through bracing piece 3, can adjust demonstration board 2's height, the user of the different heights of being convenient for demonstrates the operation, when needs reduce demonstration board 2's height, control double-shaft motor 7, make the 8 reversals of pivot, can make cam 9 reset, the bellying lapse, can make lifter plate 10 rebound, elastic action through spring 13, can cushion the impact force that demonstration board 2 brought down, play fine guard effect.

Referring to fig. 1-4, an embodiment of the present invention is shown: a quota calculation demonstration device for a rural distribution network engineering enterprise comprises a bottom box 1 and a lifting plate 10, wherein two side surfaces of the lifting plate 10 are fixedly connected with a driving toothed plate 14, the inner wall of the bottom box 1 is rotatably connected with a rotating rod 15, a toothed disc 16 is fixedly arranged on the outer surface of the rotating rod 15, the toothed disc 16 is meshed with the driving toothed plate 14, one side of the toothed disc 16, which is far away from the driving toothed plate 14, is meshed with a driven toothed plate 17, the driving toothed plate 14 and the driven toothed plate 17 are symmetrically arranged, two side walls of the bottom box 1 are respectively provided with a limiting groove 21, a limiting plate 22 is slidably connected inside the limiting groove 21, the limiting plate 22 is fixedly connected with the driven toothed plate 17, the limiting groove 21 and the limiting plate 22 can limit the driven toothed plate 17, so that the driven toothed plate 17 can stably move up and down, a limiting telescopic rod 26 is fixedly connected between the bottom box 1 and the limiting plate 22, and a tension spring 27 is sleeved on the outer surface of the limiting telescopic rod 26, the both ends of extension spring 27 respectively with under casing 1 and limiting plate 22 fixed connection, extension spring 27 can upwards pull up limiting plate 22, thereby can make movable plate 19 inwards move, the area occupied of movable plate 19 has been reduced, driven toothed plate 17's bottom articulates there is connecting rod 18, connecting rod 18 keeps away from driven toothed plate 17's one end and articulates there is movable plate 19, movable plate 19 extends to under casing 1's surface, movable plate 19's lower fixed surface installs brake wheel 20, under casing 1's lower surface movable mounting has a plurality of rolling wheels 23 that equidistant set up, through adjusting the distance between two movable plates 19, can improve under casing 1's stability.

Wherein, when demonstration board 2 upwards height-adjusting, because the focus upwards squints, lead to the under casing 1 to be in the state of empting easily, move upwards at lifter plate 10, drive driving toothed plate 14 and upwards move, through fluted disc 16 and the meshing of driving toothed plate 14, can make fluted disc 16 rotate, and then make driven toothed plate 17 remove downwards, drive movable plate 19 through connecting rod 18 and outwards strut, thereby can increase the distance between two movable plates 19, make under casing 1 more stable, be convenient for demonstrate the operation, when demonstration board 2 reduces the height downwards, can make lifter plate 10 remove downwards, cooperate through driving toothed plate 14, fluted disc 16 and driven toothed plate 17, can make connecting rod 18 remove inwards, drive movable plate 19 and inwards move, make 19 carry out automatic re-setting.

The working principle is as follows: when the utility model is used, the safety of the device is firstly checked, when the height of the demonstration board 2 needs to be raised, the double-shaft motor 7 is controlled to work to drive the rotating shaft 8 to rotate, the rotating shaft 8 rotates to drive the cam 9 to rotate, when the convex part of the cam 9 moves upwards, the lifting board 10 can be extruded upwards, so that the demonstration board 2 can be driven to move upwards through the supporting rod 3, the height of the demonstration board 2 can be adjusted, users with different heights can conveniently perform demonstration operation, when the height of the demonstration board 2 needs to be lowered, the double-shaft motor 7 is controlled to rotate the rotating shaft 8 reversely, the cam 9 can be reset, the convex part moves downwards, the lifting board 10 can move downwards, when the height of the demonstration board 2 is adjusted upwards, the gravity center shifts upwards, so that the bottom box 1 is in a state of easy toppling, the lifting board 10 moves upwards to drive the active toothed plate 14 to move upwards, through fluted disc 16 and the meshing of driving toothed plate 14, can make fluted disc 16 rotate, and then make driven toothed plate 17 downstream, drive moving plate 19 through connecting rod 18 and outwards strut, thereby can increase the distance between two moving plates 19, make the under casing 1 more stable, be convenient for demonstrate the operation, when demonstration board 2 reduces the height downwards, can make lifter plate 10 downstream, through driving toothed plate 14, fluted disc 16 and driven toothed plate 17 cooperate, can make connecting rod 18 inwardly movable, drive moving plate 19 inwardly movable, make moving plate 19 carry out automatic re-setting.

The foregoing is merely an example of the present invention and common general knowledge of known specific structures and features of the embodiments is not described herein in any greater detail. It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (8)

1. The utility model provides a farming distribution network engineering enterprise quota calculation presentation device, includes under casing (1) and demonstration board (2), its characterized in that: the lower fixed surface of demonstration board (2) is connected with bracing piece (3), the diapire fixed mounting of bottom case (1) has double-shaft motor (7), the output fixedly connected with pivot (8) of double-shaft motor (7), the outer fixed surface of pivot (8) installs cam (9), the bottom fixedly connected with lifter plate (10) of bracing piece (3), the equal fixedly connected with initiative pinion rack (14) of both sides face of lifter plate (10), bottom case (1) inner wall rotates and is connected with bull stick (15), the outer fixed surface of bull stick (15) installs fluted disc (16), fluted disc (16) with initiative pinion rack (14) meshing, one side meshing that initiative pinion rack (14) were kept away from in fluted disc (16) is connected with driven pinion rack (17).

2. The agricultural distribution network engineering enterprise quota calculation demonstration device of claim 1, wherein: two curb plates (4) of last fixed surface of under casing (1), two spout (5) have all been seted up to curb plate (4) relative one side, the equal fixed mounting of both sides face of demonstration board (2) has two pulleys (6), pulley (6) with spout (5) sliding connection.

3. The agricultural distribution network engineering enterprise quota calculation demonstration device of claim 1, wherein: the inner wall fixedly connected with dead lever (11) of under casing (1), the external fixed surface of dead lever (11) is connected with fixed collet (12), lifter plate (10) cover is established at the surface of dead lever (11), lifter plate (10) with fixedly connected with spring (13) between fixed collet (12).

4. The agricultural distribution network engineering enterprise quota calculation demonstration device of claim 1, wherein: the active toothed plate (14) with driven toothed plate (17) are the symmetry and set up, spacing groove (21) have all been seted up to the both sides wall of bottom case (1), the inside sliding connection of spacing groove (21) has limiting plate (22), limiting plate (22) with driven toothed plate (17) fixed connection.

5. The agricultural distribution network engineering enterprise quota calculation demonstration device of claim 4, wherein: the improved garbage can is characterized in that the bottom box (1) is fixedly connected with a limiting telescopic rod (26) between the limiting plates (22), the outer surface of the limiting telescopic rod (26) is sleeved with a tension spring (27), and two ends of the tension spring (27) are fixedly connected with the bottom box (1) and the limiting plates (22) respectively.

6. The agricultural distribution network engineering enterprise quota calculation demonstration device of claim 1, wherein: the bottom of driven toothed plate (17) articulates there is connecting rod (18), the one end that driven toothed plate (17) were kept away from in connecting rod (18) articulates there is movable plate (19), movable plate (19) extend to the surface of under casing (1), the lower fixed surface of movable plate (19) installs brake wheel (20), the lower surface movable mounting of under casing (1) has rolling wheel (23) that a plurality of equidistant set up.

7. The agricultural distribution network engineering enterprise quota calculation demonstration device of claim 1, wherein: the lower surface activity joint of demonstration board (2) has connects dirt box (24), connect dirt box (24) to be the opening and upwards set up.

8. The agricultural distribution network engineering enterprise quota calculation demonstration device of claim 1, wherein: the upper surface of the bottom case (1) is provided with a through hole (25), a support rib is fixedly connected between the support rod (3) and the demonstration board (2), and the through hole (25) is matched with the support rib.

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