CN216867404U

CN216867404U - Noise-reduction and shock-absorption structure for concrete stirring device

Info

Publication number: CN216867404U
Application number: CN202122852218.8U
Authority: CN
Inventors: 申智敏; 彭时杰; 王世强
Original assignee: Changshun Donghe Building Materials Co ltd
Current assignee: Changshun Donghe Building Materials Co ltd
Priority date: 2021-11-20
Filing date: 2021-11-20
Publication date: 2022-07-01
Anticipated expiration: 2031-11-20

Abstract

The utility model discloses a noise-reducing and shock-absorbing structure for a concrete stirring device, which relates to the technical field of concrete processing and aims at solving the problem of high noise generated during the operation of the existing concrete stirring device. The first spring and the second spring can absorb impact force generated by transverse and longitudinal vibration of the stirring machine, reduce noise generated by vibration, reduce vibration amplitude, further reduce noise and improve labor conditions.

Description

Noise-reduction and shock-absorption structure for concrete stirring device

Technical Field

The utility model relates to the technical field of concrete processing, in particular to a noise-reducing and shock-absorbing structure for a concrete stirring device.

Background

Concrete is a composite material formed by bonding fine aggregates and coarse aggregates with cement and hardening them over a period of time.

In the production process of concrete, need use agitating unit, with the even mixings of each component part together, current mixer often can produce great noise in the course of the work, and lacks the corresponding function of making an uproar of falling for public workman's working environment is comparatively abominable, and the shock-absorbing structure of making an uproar that falls that is used for concrete agitating unit is needed now urgently, with the problem of solving the aforesaid existence.

SUMMERY OF THE UTILITY MODEL

The utility model provides a noise-reducing and shock-absorbing structure for a concrete mixing device, which solves the problem of high noise generated by the existing concrete mixing device during working.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a shock-absorbing structure of making an uproar falls for concrete mixing device, includes the protecting box, protecting box one side articulates through the hinge has the shrouding, the inside mixer that is equipped with of protecting box, mixer downside fixedly connected with mounting panel, the inside horizontal spout of seting up the symmetric distribution of protecting box, sliding connection has the slide in the horizontal spout, the first spring of fixedly connected with in the horizontal spout, first spring other end fixed connection is in the slide, the slide upside articulates through the hinge has the bracing piece, the inside backup pad that is equipped with of protecting box, the bracing piece other end articulates in the backup pad through the hinge, the spout has been seted up to the mounting panel downside, the backup pad is horizontal slip in the spout, fixedly connected with second spring in the spout, second spring other end fixed connection is in the backup pad.

Preferably, the inside fixedly connected with symmetric distribution's of guard box sleeve, the inside longitudinal sliding of sleeve is connected with the slide bar, is located the inside slide bar fixedly connected with montant of sleeve, the inside fixedly connected with third spring of sleeve, third spring other end fixed connection is in the slide bar, the montant lower extreme extends to inside the horizontal chute, and has the pulley through hinge joint, is located the outside slide bar fixedly connected with damping spring of sleeve, the damping spring other end fixedly connected with diaphragm, the diaphragm is located the mounting panel below, the slide is close to telescopic one side and has seted up the dovetail groove, the pulley slides in the dovetail groove.

Preferably, shrouding upper end fixedly connected with threaded rod, the movable sleeve is equipped with the restriction cover on the threaded rod, the inside screw hole of seting up of restriction cover, threaded rod and screw hole screw-thread fit work, the draw-in groove has been seted up to guard box one side, threaded rod and draw-in groove sliding fit.

Preferably, the sound cotton is inhaled to the equal fixedly connected with in one side that guard box inner wall and shrouding are close to the mixer.

Preferably, a limiting rod is fixedly connected in the horizontal sliding groove, a matching groove is formed in one side, close to the limiting rod, of the sliding plate, and the limiting rod horizontally slides in the matching groove.

Preferably, the sleeve is provided with a through groove, the interior of the sleeve is communicated with the horizontal sliding groove through the through groove, the pulley longitudinally slides in the through groove, and the size of the through groove is larger than the diameter of the pulley.

In the utility model:

through the cooperation of each part, the beneficial effect that produces has:

1. the first spring and the second spring are arranged, so that impact force generated by transverse and longitudinal vibration of the stirring machine can be absorbed, noise generated by vibration is reduced, vibration amplitude can be reduced, noise is further reduced, and labor conditions are improved.

2. The utility model is provided with the protective box which can be closed and opened, and the sound absorption cotton is arranged on the sealing plate and the inner wall of the protective box, so that the generated noise is absorbed by the sound absorption cotton, and the protective box can prevent the noise from spreading to the outside, thereby further reducing the influence of the noise on the health of workers.

Drawings

FIG. 1 is a schematic structural diagram of a noise-reducing and vibration-reducing structure for a concrete mixing apparatus according to the present invention;

FIG. 2 is a left side view of a noise-reducing and shock-absorbing structure for a concrete mixing apparatus according to the present invention;

FIG. 3 is an enlarged view of a portion A of FIG. 1;

FIG. 4 is a schematic structural diagram of a support plate in a noise-reducing and vibration-reducing structure for a concrete mixing apparatus according to the present invention.

Reference numbers in the figures: 1. a protective box; 2. closing the plate; 3. a blender; 4. mounting a plate; 5. a slide plate; 6. a first spring; 7. a support bar; 8. a support plate; 9. a chute; 10. a second spring; 11. a sleeve; 12. a slide bar; 13. a vertical rod; 14. a third spring; 15. a through groove; 16. a pulley; 17. a damping spring; 18. a transverse plate; 19. a trapezoidal groove; 20. a threaded rod; 21. a restraining sleeve; 22. a card slot; 23. and (5) sound absorption cotton.

Detailed Description

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.

Referring to fig. 1-4, a noise-reducing and shock-absorbing structure for a concrete mixing device comprises a protective box 1, a sealing plate 2 is hinged on one side of the protective box 1 through a hinge, a mixer 3 is arranged in the protective box 1, a mounting plate 4 is fixedly connected on the lower side of the mixer 3, a symmetrical horizontal chute is arranged in the protective box 1, a sliding plate 5 is connected in the horizontal chute in a sliding manner, a first spring 6 is fixedly connected in the horizontal chute, the other end of the first spring 6 is fixedly connected to the sliding plate 5, a support rod 7 is hinged on the upper side of the sliding plate 5 through a hinge, a support plate 8 is arranged in the protective box 1, the other end of the support rod 7 is hinged to a support plate 8 through a hinge, a chute 9 is arranged on the lower side of the mounting plate 4, the support plate 8 horizontally slides in the chute 9, a second spring 10 is fixedly connected in the chute 9, the other end of the second spring 10 is fixedly connected to the support plate 8, during operation, can produce vibrations when mixer 3 moves, drive mounting panel 4 and make a round trip to shake in the level in backup pad 8, the impact force that second spring 10 absorption vibrations produced reduces noise at work's production, and the vertical reciprocal vibrations of mounting panel 4 drive backup pad 8 motion, and backup pad 8 motion drives bracing piece 7 and rotates, and then drives 5 horizontal motions of slide, the impact force that produces when absorbing mixer 3 vertical vibrations by first spring 6.

The protection box 1 is internally and fixedly connected with a sleeve 11 which is symmetrically distributed, the sleeve 11 is internally and longitudinally connected with a slide rod 12 in a sliding manner, the slide rod 12 positioned in the sleeve 11 is fixedly connected with a vertical rod 13, the sleeve 11 is internally and fixedly connected with a third spring 14, the other end of the third spring 14 is fixedly connected with the slide rod 12, the lower end of the vertical rod 13 extends into a horizontal chute and is hinged with a pulley 16 through a hinge, the slide rod 12 positioned outside the sleeve 11 is fixedly connected with a damping spring 17, the other end of the damping spring 17 is fixedly connected with a transverse plate 18, the transverse plate 18 is positioned below the mounting plate 4, one side of the slide plate 5 close to the sleeve 11 is provided with a trapezoidal groove 19, the pulley 16 slides in the trapezoidal groove 19, the slide plate 5 moves, so that the inclined surface of the trapezoidal groove 19 is matched with the pulley 16, the pulley 16 is extruded to drive the pulley 16 to move upwards, further drive the vertical rod 13 to move, and the slide rod 12 is driven by the movement of the vertical rod 13, and then drive diaphragm 18 upward movement, support mounting panel 4, by damping spring 17, absorb the impact force, reduce the amplitude of mounting panel 4, further reduce the noise size of production.

2 upper ends fixedly connected with threaded rod 20 of shrouding, movable sleeve is equipped with restriction cover 21 on the threaded rod 20, the inside screw hole of seting up of restriction cover 21, threaded rod 20 and screw hole screw-thread fit work, draw-in groove 22 has been seted up to protective housing 1 one side, threaded rod 20 and draw-in groove 22 sliding fit, when the operation of mixer 3, rotate shrouding 2, drive threaded rod 20 and the cooperation of draw-in groove 22, rotation restriction cover 21, until restriction cover 21 and 1 in close contact with of protective housing, prevent that shrouding 2 from producing and rotate, seal protective housing 1, the noise blocking is outwards propagated.

The sound cotton 23 is inhaled to the equal fixedly connected with in one side that 1 inner wall of protective housing and shrouding 2 are close to mixer 3, inhales the sound cotton 23 through what set up, can absorb mixer 3 when moving, and the noise that produces improves working conditions.

Fixedly connected with restriction lever in the horizontal sliding groove, cooperation groove has been seted up to one side that slide 5 is close to the restriction lever, and the restriction lever is at cooperation inslot horizontal slip for slide 5's slip is more stable through the restriction lever that sets up.

Through groove 15 has been seted up to sleeve 11, and sleeve 11 is inside to link up through groove 15 and horizontal spout, and pulley 16 is at leading to the inslot longitudinal sliding of groove 15, and the size that leads to groove 15 is greater than pulley 16's diameter, and through the logical groove 15 that sets up, pulley 16 can get into horizontal spout in, cooperates with dovetail groove 19.

The working principle is as follows:

when the utility model is used, the sealing plate 2 is rotated to drive the threaded rod 20 to be matched with the clamping groove 22, the limiting sleeve 21 is rotated until the limiting sleeve 21 is in close contact with the protective box 1, the sealing plate 2 is prevented from rotating, the protective box 1 is sealed, the stirring machine 3 is started, the stirring machine 3 can generate vibration when in operation, the mounting plate 4 is driven to horizontally vibrate back and forth on the supporting plate 8, the second spring 10 absorbs impact force generated by vibration, the generation of working noise is reduced, the mounting plate 4 longitudinally reciprocates to drive the supporting plate 8 to move, the supporting plate 8 moves to drive the supporting rod 7 to rotate, further the sliding plate 5 is driven to horizontally move, the impact force generated by the longitudinal vibration of the stirring machine 3 is absorbed by the first spring 6, the sliding plate 5 moves, the inclined plane of the trapezoidal groove 19 is matched with the pulley 16 to extrude the pulley 16 to drive the pulley 16 to move upwards, further the vertical rod 13 is driven to move, the vertical rod 13 moves to drive the sliding rod 12 to move, and then drive diaphragm 18 upward movement, support mounting panel 4, by damping spring 17, absorb the impact force, reduce the amplitude of mounting panel 4, further reduce the noise size of production, the noise of production is further absorbed by the sound cotton 23 of inhaling that sets up, has effectively reduced the noise that mixer 3 during operation produced, improves workman's working condition.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A noise-reducing and shock-absorbing structure for a concrete stirring device comprises a protective box (1) and is characterized in that one side of the protective box (1) is hinged with a sealing plate (2) through a hinge, a stirrer (3) is arranged in the protective box (1), a mounting plate (4) is fixedly connected to the lower side of the stirrer (3), symmetrically distributed horizontal chutes are formed in the protective box (1), sliding plates (5) are connected in the horizontal chutes in a sliding manner, first springs (6) are fixedly connected in the horizontal chutes, the other ends of the first springs (6) are fixedly connected to the sliding plates (5), supporting rods (7) are hinged to the upper side of the sliding plates (5) through hinges, a supporting plate (8) is arranged in the protective box (1), the other ends of the supporting rods (7) are hinged to the supporting plate (8) through hinges, and chutes (9) are formed in the lower side of the mounting plate (4), the supporting plate (8) horizontally slides in the sliding groove (9), a second spring (10) is fixedly connected in the sliding groove (9), and the other end of the second spring (10) is fixedly connected to the supporting plate (8).

2. The noise-reducing and shock-absorbing structure for the concrete mixing device according to claim 1, wherein the protection box (1) is fixedly connected with symmetrically distributed sleeves (11) inside, the sleeves (11) are longitudinally and slidably connected with slide bars (12), the slide bars (12) inside the sleeves (11) are fixedly connected with vertical bars (13), the sleeves (11) are fixedly connected with third springs (14) inside, the other ends of the third springs (14) are fixedly connected with the slide bars (12), the lower ends of the vertical bars (13) extend into the horizontal sliding grooves and are hinged with pulleys (16) through hinges, the slide bars (12) outside the sleeves (11) are fixedly connected with damping springs (17), the other ends of the damping springs (17) are fixedly connected with transverse plates (18), and the transverse plates (18) are positioned below the mounting plate (4), one side of the sliding plate (5) close to the sleeve (11) is provided with a trapezoidal groove (19), and the pulley (16) slides in the trapezoidal groove (19).

3. The noise-reducing and shock-absorbing structure for the concrete mixing device according to claim 1, wherein a threaded rod (20) is fixedly connected to the upper end of the sealing plate (2), a limiting sleeve (21) is movably sleeved on the threaded rod (20), a threaded hole is formed in the limiting sleeve (21), the threaded rod (20) is in threaded fit with the threaded hole, a clamping groove (22) is formed in one side of the protective box (1), and the threaded rod (20) is in sliding fit with the clamping groove (22).

4. A noise-reducing and shock-absorbing structure for a concrete mixer according to claim 1, wherein the inner wall of the protecting box (1) and the side of the closing plate (2) close to the mixer (3) are fixedly connected with sound-absorbing cotton (23).

5. A noise-reducing and shock-absorbing structure for a concrete mixer according to claim 1, wherein a limiting rod is fixedly connected in the horizontal sliding groove, a matching groove is formed in one side of the sliding plate (5) close to the limiting rod, and the limiting rod slides horizontally in the matching groove.

6. A noise-reducing and shock-absorbing structure for a concrete mixing device according to claim 2, characterized in that the sleeve (11) is provided with a through slot (15), the inside of the sleeve (11) is communicated with the horizontal sliding slot through the through slot (15), the pulley (16) longitudinally slides in the through slot (15), and the size of the through slot (15) is larger than the diameter of the pulley (16).