Vibrating device for precast concrete

Abstract

The utility model relates to the technical field of vibrating devices, and provides a vibrating device for a concrete precast element, which comprises a top plate, brackets are symmetrically fixed on two sides of the top plate, and rollers are mounted at the bottom ends of the brackets; a hollow mounting frame is arranged, an air cylinder is rotationally mounted between the side wall of the mounting frame and the bottom wall of the top plate, two vibrating rollers are symmetrically fixed to the bottom of the mounting frame, and a mounting shaft is rotationally mounted at the axis position of each vibrating roller; the driving assembly is used for driving the mounting shaft to rotate; the cleaning assembly is used for cleaning the vibrating roller; by means of the technical scheme, the problems that in the prior art, a vibrating rod of a vibrating device is vertically arranged and can only conduct effective vibrating operation on the adjacent position, but when vibrating operation is conducted on concrete workpieces with large width and length, the position of the vibrating rod needs to be continuously adjusted in order to guarantee the vibrating effect, and the vibrating effect is affected are solved. The concrete is comprehensively vibrated, the operation is tedious, and the working efficiency is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of vibrating devices, and specifically, to a vibrating device for concrete precast members. Background Art

[0002] A vibrating device is a device that discharges air bubbles in concrete during concrete production and compacts the concrete to make it densely combined, eliminating phenomena such as honeycombing and pockmarks on the concrete surface, so as to improve its strength and ensure the quality of concrete components.

[0003] For example, a patent with the publication number of CN 220954707 U discloses a vibrating device, which includes a mounting plate and two support plates. A driving motor is fixedly installed on one of the support plates, the output end of the driving motor is fixedly connected with a lifting assembly, a limiting assembly is arranged on the other support plate, a lifting plate is fixedly connected between the lifting assembly and the limiting assembly, and a vibrating assembly is installed at the bottom of the lifting plate. However, there are still certain deficiencies in the above vibrating device during use. For example, the vibrating rod is vertically arranged, and the vibrating rod can only effectively vibrate the adjacent positions. But when vibrating concrete precast members with larger width and length, in order to ensure the vibrating effect, it is necessary to continuously adjust the position of the vibrating rod to vibrate the concrete comprehensively, which is cumbersome to operate and reduces the work efficiency at the same time. Summary of the Utility Model

[0004] The utility model provides a vibrating device for concrete precast members, which solves the problem that in the related art, the vibrating rod of the vibrating device is vertically arranged, and the vibrating rod can only effectively vibrate the adjacent positions. But when vibrating concrete precast members with larger width and length, in order to ensure the vibrating effect, it is necessary to continuously adjust the position of the vibrating rod to vibrate the concrete comprehensively, which is cumbersome to operate and reduces the work efficiency at the same time.

[0005] The technical solution of the utility model is as follows:

[0006] A vibrating device for concrete precast members, comprising:

[0007] A top plate, with brackets symmetrically fixed on both sides of the top plate, and rollers installed at the bottom ends of the brackets;

[0008] A hollow mounting frame, which is rotatably installed on the bottom wall of the top plate. A cylinder is rotatably installed between the side wall of the mounting frame and the bottom wall of the top plate. Two vibrating rollers are symmetrically fixed at the bottom of the mounting frame. An installation shaft is rotatably installed at the axial center position of the vibrating roller. Eccentric blocks are symmetrically fixed on the installation shaft, and a baffle plate matching with the eccentric block is fixed on the inner wall of the vibrating roller;

[0009] A driving component, which is installed in the mounting frame and is used to drive the installation shaft to rotate;

[0010] A cleaning assembly is installed in the mounting frame and is used for cleaning the vibrating roller.

[0011] Preferably, the eccentric block includes a mounting block and a movable block, the mounting block is fixed on the mounting shaft, a sliding groove is opened at one end of the mounting block, the movable block is slidably installed in the sliding groove, and a plurality of springs are symmetrically fixed between the movable block and the inner wall of the sliding groove.

[0012] Preferably, the driving assembly comprises a driving shaft, the driving shaft is rotatably mounted in the mounting frame, both ends of the driving shaft are connected to the corresponding mounting shafts through a transmission mechanism, and a driven gear is fixed in the middle of the driving shaft;

[0013] The driven gear is meshingly connected with the driving gear;

[0014] A No. 1 motor is disposed on one side of the driving gear;

[0015] The No. 1 motor is fixed on the outer wall of the mounting frame, and the power shaft of the No. 1 motor is fixedly connected to the axial center position of the driving gear.

[0016] Preferably, the transmission mechanism is a synchronous belt mechanism or a chain sprocket mechanism.

[0017] Preferably, a through slot cooperating with the driven gear is formed through the mounting frame.

[0018] Preferably, the cleaning assembly comprises a screw rod, the screw rod is rotatably mounted in the mounting frame, and a limiting slider is threadedly connected to the screw rod;

[0019] A connecting rod is fixed to the bottom wall of the limiting sliding block;

[0020] An "8" ring is fixed to the bottom end of the connecting rod;

[0021] The "8" ring sliding sleeve is arranged outside the two vibrating rollers;

[0022] A No. 2 motor is fixed to the side wall of the mounting frame, and a power shaft of the No. 2 motor passes through the side wall of the mounting frame through a bearing and is fixedly connected to one end of the screw rod.

[0023] Preferably, a limiting sliding groove cooperating with the limiting sliding block is formed on the bottom wall of the mounting frame, and the limiting sliding block is slidably mounted in the limiting sliding groove.

[0024] Preferably, the second motor is a servo motor or a stepper motor.

[0025] The beneficial effects of the utility model are:

[0026] 1. In the utility model, the cylinder is arranged to control the deflection of the mounting frame, thereby controlling the position of the vibrating roller, so as to vibrate the concrete at different depths. The vibrating roller is arranged to vibrate the upper and lower layers of the concrete respectively, so as to effectively discharge the air bubbles in the concrete. At the same time, the transverse arrangement of the vibrating roller can greatly increase the vibrating range, and only one movement is required to complete the vibration, with simple operation and effectively improving the vibration efficiency.

[0027] 2. In the utility model, the cleaning component is arranged to quickly scrape off the concrete outside the vibrating roller after vibration, so as to quickly clean the vibrating roller and prevent the concrete from condensing on the surface of the vibrating roller and affecting the vibration effect. Brief Description of the Drawings

[0028] The following further describes the present utility model in detail with reference to the drawings and specific embodiments.

[0029] Figure 1 is a three-dimensional external structure view of the present utility model;

[0030] Figure 2 is a three-dimensional external structure view of the mounting frame of the present utility model;

[0031] Figure 3 is a three-dimensional internal structure view of the vibrating roller of the present utility model;

[0032] Figure 4 is a three-dimensional structure view of the eccentric block of the present utility model;

[0033] Figure 5 is a three-dimensional structure view of the driving component and the cleaning component of the present utility model.

[0034] In the figure: 1. Top plate; 2. Bracket; 3. Roller; 4. Mounting frame; 5. Vibrating roller; 6. Mounting shaft; 7. Eccentric block; 71. Mounting block; 72. Sliding groove; 73. Movable block; 74. Spring; 8. Driving component; 81. Driving shaft; 82. Driven gear; 83. Driving gear; 84. First motor; 85. Transmission mechanism; 9. Cleaning component; 91. Screw; 92. Limit slider; 93. Connecting rod; 94. Figure-eight ring; 95. Second motor; 10. Baffle; 11. Cylinder. Specific Embodiments

[0035] The following will clearly and completely describe the technical solutions in the embodiments of the present utility model in conjunction with the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts fall within the scope of protection of the present utility model.

[0036] Embodiment 1

[0037] like Figures 1 to 3 As shown, this embodiment proposes:

[0038] A vibrating device for precast concrete parts, comprising:

[0039] A top plate 1, brackets 2 are symmetrically fixed on both sides of the top plate 1, and rollers 3 are installed at the bottom ends of the brackets 2;

[0040] A hollow mounting frame 4 is rotatably mounted on the bottom wall of the top plate 1, a cylinder 11 is rotatably mounted between the side wall of the mounting frame 4 and the bottom wall of the top plate 1, two vibrating rollers 5 are symmetrically fixed at the bottom of the mounting frame 4, a mounting shaft 6 is rotatably mounted at the axial position of the vibrating roller 5, an eccentric block 7 is symmetrically fixed on the mounting shaft 6, and a baffle 10 matched with the eccentric block 7 is fixed on the inner wall of the vibrating roller 5;

[0041] A driving assembly 8, the driving assembly 8 is installed in the mounting frame 4, and the driving assembly 8 is used to drive the mounting shaft 6 to rotate;

[0042] A cleaning assembly 9 is installed in the mounting frame 4 and is used for cleaning the vibrating roller 5 .

[0043] In this embodiment, the roller 3 is arranged to facilitate the movement of the whole device, the cylinder 11 is arranged to control the deflection of the mounting frame 4, thereby controlling the position of the vibrating roller 5, and realizing the vibration of concrete of different depths, the vibrating roller 5 is arranged to vibrate the upper and lower layers of concrete respectively, thereby effectively discharging the bubbles in the concrete, and at the same time, the vibrating roller 5 is arranged horizontally to greatly increase the vibration range and improve the vibration efficiency, the driving assembly 8 is arranged to drive the eccentric block 7 on the mounting shaft 6 to rotate, thereby continuously beating the baffle 10 to generate vibration, and discharging the bubbles in the concrete, and the cleaning assembly 9 is arranged to quickly scrape the concrete outside the vibrating roller 5 after the vibration is completed, thereby realizing the rapid cleaning of the vibrating roller 5 and preventing the concrete from condensing on the surface of the vibrating roller 5 and affecting the vibration effect.

[0044] Example 2

[0045] like Figures 3 to 5 As shown, based on the same concept as the above-mentioned embodiment 1, this embodiment further proposes:

[0046] The eccentric block 7 includes a mounting block 71 and a movable block 73. The mounting block 71 is fixed on the mounting shaft 6. A sliding groove 72 is provided at one end of the mounting block 71. The movable block 73 is slidably mounted in the sliding groove 72. A plurality of springs 74 are symmetrically fixed between the movable block 73 and the inner wall of the sliding groove 72.

[0047] The driving assembly 8 includes a driving shaft 81, which is rotatably mounted in the mounting frame 4. Both ends of the driving shaft 81 are connected to the corresponding mounting shaft 6 through a transmission mechanism 85, and a driven gear 82 is fixed in the middle of the driving shaft 81.

[0048] The driven gear 82 is meshedly connected with the driving gear 83;

[0049] A first motor 84 is provided on one side of the driving gear 83;

[0050] The first motor 84 is fixed on the outer wall of the mounting frame 4 , and the power shaft of the first motor 84 is fixedly connected to the axis center position of the driving gear 83 .

[0051] The transmission mechanism 85 is a synchronous belt mechanism or a chain sprocket mechanism.

[0052] The mounting frame 4 is provided with a through slot which cooperates with the driven gear 82 .

[0053] In this embodiment, the driving assembly 8 is used to drive the eccentric block 7 on the installation shaft 6 to rotate, so as to continuously beat the baffle 10 to generate vibration and discharge the bubbles in the concrete. When the driving assembly 8 is working, the No. 1 motor 84 drives the driving gear 83 to rotate, and the driving gear 83 drives the driving shaft 81 to rotate through the driven gear 82, and the driving shaft 81 drives the installation shaft 6 to rotate through the transmission mechanism 85. During the rotation of the installation shaft 6, the eccentric block 7 will continuously beat the baffle 10, thereby generating vibration and achieving a vibration effect. The movable block 73 on the eccentric block 7 is movably arranged, and the movable block 73 can be forced to be squeezed to the sliding groove 72 after hitting the baffle 10, until the movable block 73 passes through the baffle 10 and resets under the action of the spring, so that it can achieve continuous beating without being interfered by movement. The transmission mechanism 85 is a synchronous belt mechanism or a chain sprocket mechanism, and the pulley or sprocket is directly fixed to the end of the driving shaft 81 and the installation shaft 6, and the transmission effect can be achieved by cooperating with the synchronous belt or chain.

[0054] The cleaning assembly 9 includes a screw rod 91, which is rotatably mounted in the mounting frame 4, and a limit slider 92 is screwed onto the screw rod 91;

[0055] A connecting rod 93 is fixed to the bottom wall of the limiting slider 92;

[0056] An "8" ring 94 is fixed to the bottom end of the connecting rod 93;

[0057] The "8" ring 94 is slidably sleeved on the outside of the two vibrating rollers 5;

[0058] A second motor 95 is fixed to the side wall of the mounting frame 4 . The power shaft of the second motor 95 passes through the side wall of the mounting frame 4 through a bearing and is fixedly connected to one end of the screw rod 91 .

[0059] The bottom wall of the mounting bracket 4 is provided with a limiting chute that cooperates with the limiting slider 92, and the limiting slider 92 is slidably mounted in the limiting chute.

[0060] The second motor 95 is a servo motor or a stepper motor.

[0061] In this embodiment, the provided cleaning assembly 9 can quickly scrape off the concrete outside the vibrating roller 5 after vibration, achieving rapid cleaning of the vibrating roller 5 and preventing the concrete from coagulating on the surface of the vibrating roller 5 and affecting the vibration effect. When it is necessary to clean the vibrating roller 5, the second motor 95 drives the screw rod 91 to rotate, the screw rod 91 drives the limiting slider 92 to move along the limiting chute, and the limiting slider 92 drives the figure-eight ring 94 to move through the connecting rod 93, thereby scraping off the concrete on the outer wall of the vibrating roller 5. Finally, just rinse the position of the figure-eight ring.

[0062] The above are only the preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A vibrating device for precast concrete parts, characterized in that: include: A top plate (1), with brackets (2) symmetrically fixed on both sides of the top plate (1), and rollers (3) mounted on the bottom ends of the brackets (2); A hollow mounting frame (4), the mounting frame (4) being rotatably mounted on the bottom wall of the top plate (1), a cylinder (11) being rotatably mounted between the side wall of the mounting frame (4) and the bottom wall of the top plate (1), two vibrating rollers (5) being symmetrically fixed at the bottom of the mounting frame (4), a mounting shaft (6) being rotatably mounted at the axial center of the vibrating roller (5), an eccentric block (7) being symmetrically fixed on the mounting shaft (6), and a baffle (10) being fixed on the inner wall of the vibrating roller (5) and cooperating with the eccentric block (7); a driving assembly (8), the driving assembly (8) being mounted in the mounting frame (4), the driving assembly (8) being used to drive the mounting shaft (6) to rotate; A cleaning component (9), the cleaning component (9) being installed in the mounting frame (4), and the cleaning component (9) being used to clean the vibrating roller (5).

2. The vibrating device for precast concrete parts according to claim 1, characterized in that: The eccentric block (7) comprises a mounting block (71) and a movable block (73); the mounting block (71) is fixed on the mounting shaft (6); a sliding groove (72) is formed at one end of the mounting block (71); the movable block (73) is slidably mounted in the sliding groove (72); and a plurality of springs (74) are symmetrically fixed between the movable block (73) and the inner wall of the sliding groove (72).

3. The vibrating device for precast concrete parts according to claim 1, characterized in that: The driving assembly (8) comprises a driving shaft (81), the driving shaft (81) being rotatably mounted in the mounting frame (4), both ends of the driving shaft (81) being transmission-connected to corresponding mounting shafts (6) via a transmission mechanism (85), and a driven gear (82) being fixed in the middle of the driving shaft (81); The driven gear (82) is meshingly connected with the driving gear (83); A first motor (84) is provided on one side of the driving gear (83); The first motor (84) is fixed on the outer wall of the mounting frame (4), and the power shaft of the first motor (84) is fixedly connected to the axis center position of the driving gear (83).

4. The vibrating device for precast concrete parts according to claim 3, characterized in that: The transmission mechanism (85) is a synchronous belt mechanism or a chain sprocket mechanism.

5. The vibrating device for precast concrete parts according to claim 3, characterized in that: The mounting frame (4) is provided with a through slot which cooperates with the driven gear (82).

6. The vibrating device for precast concrete parts according to claim 1, characterized in that: The cleaning assembly (9) comprises a screw rod (91), the screw rod (91) being rotatably mounted in the mounting frame (4), and a limiting slider (92) being threadedly connected to the screw rod (91); A connecting rod (93) is fixed to the bottom wall of the limiting slider (92); An "8" ring (94) is fixed to the bottom end of the connecting rod (93); The "8"-shaped ring (94) is slidably sleeved outside the two vibrating rollers (5); A second motor (95) is fixed to the side wall of the mounting frame (4); a power shaft of the second motor (95) passes through the side wall of the mounting frame (4) via a bearing and is fixedly connected to one end of the screw rod (91).

7. The vibrating device for precast concrete parts according to claim 6, characterized in that: The bottom wall of the mounting frame (4) is provided with a limiting sliding groove that matches the limiting sliding block (92), and the limiting sliding block (92) is slidably mounted in the limiting sliding groove.

8. The vibrating device for precast concrete parts according to claim 6, characterized in that: The second motor (95) is a servo motor or a stepper motor.

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