Vibrating device for hollow New Jersey guardrail production line
By designing cross-distributed vibration motors and air spring lifting devices on the hollow New Jersey guardrail production line, the problems of poor vibration and high noise in traditional vibrating devices are solved, and the effects of low noise and good vibration effects are achieved. They are suitable for the production process of hollow New Jersey guardrails.
Patent Information
- Application Number
- CN202421967816.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-08-14
- Publication Date
- 2025-06-17
- Estimated Expiration
- 2034-08-14
AI Technical Summary
During the traditional New Jersey guardrail production process, the vibration device is difficult to adapt to the hollow New Jersey guardrail production process. The vibration effect is poor, the noise is high, and the labor intensity of manual vibration is high.
A hollow New Jersey guardrail production line vibration device was designed, using a cross-distributed vibration motor and a combined and point-side air spring lifting device to reduce noise and improve vibration effect.
It achieves low noise, good vibration effect, and saves labor, and can adapt to the production process of hollow New Jersey guardrails, improving production efficiency and product quality.
Smart Images
Figure CN222987180U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to a production device for concrete precast parts, in particular to a vibrating device for a hollow New Jersey guardrail production line. Background Art
[0002] The New Jersey guardrail is a wall-type guardrail with a certain cross-sectional shape, used to separate the lanes of expressways. The traditional New Jersey guardrail is a solid guardrail, which is heavy in mass, requires a large amount of concrete during the pouring process, and consumes a large amount of energy during its production and transportation, increasing carbon emissions and not conforming to the concept of green development. There is now a hollow New Jersey guardrail, which is a wall-type expressway guardrail with a "convex" shape design, having the function of absorbing energy and reducing the damage caused by vehicle collisions; this guardrail consumes less cement during the production process, consumes less energy during production and transportation, reduces carbon emissions, and conforms to the concept of green development. Therefore, the hollow New Jersey guardrail has a vast market.
[0003] After the hollow New Jersey guardrail is poured, it needs to be vibrated. The traditional vibrating device is difficult to adapt to the production process of the hollow New Jersey guardrail, and has poor vibrating effect and high noise; manual vibration has a high labor intensity. How to design a vibrating device with low noise, good vibrating effect, labor-saving, and capable of adapting to the production process of the hollow New Jersey guardrail has become an engineering problem that urgently needs to be solved in this industry. Summary of the Invention
[0004] The utility model provides a vibrating device for a hollow New Jersey guardrail production line. On the one hand, the vibration motors are arranged in a crosswise distribution to ensure the uniformity of the vibration force and the vibrating effect; on the other hand, a combination of point and surface, air spring lifting and other methods are used to reduce noise.
[0005] The utility model achieves the above object through the following technical solutions:
[0006] A vibrating device for a hollow New Jersey guardrail production line includes a frame, a first clamping device, a second clamping device, and a lifting device.
[0007] The frame includes a first longitudinal beam, a second longitudinal beam, a connecting beam, a vibrating motor, and a positioning device. The first longitudinal beam and the second longitudinal beam are connected by the connecting beam. The connecting beams are distributed in an array at the bottoms of the first longitudinal beam and the second longitudinal beam. There are multiple groups of vibrating motors, which are crosswise distributed at the lower ends of the first longitudinal beam and the second longitudinal beam.
[0008] The positioning device includes a positioning hydraulic cylinder, a positioning column, and a positioning base. The two ends of the positioning hydraulic cylinder are respectively connected to the positioning base and the positioning column through rotating pairs; there are two groups of the positioning devices, one group is fixedly connected to the first longitudinal beam, and the other group is fixedly connected to the second longitudinal beam.
[0009] The first clamping device includes a clamping hydraulic cylinder and a clamping hook. The two ends of the clamping hydraulic cylinder are respectively connected to the first longitudinal beam and the clamping hook through rotating pairs. There are two groups of the first clamping devices, which are respectively located at both ends of the first longitudinal beam. The second clamping device has the same structure as the first clamping device, and the connection mode of the second clamping device to the second longitudinal beam is the same as that of the first clamping device to the first longitudinal beam; there are two groups of the second clamping devices, which are respectively located at both ends of the second longitudinal beam.
[0010] The lifting device includes an air spring, a lifting base, and a limit chain. The upper end of the air spring is fixedly connected to the connecting beam, and the lower end is fixedly connected to the lifting base. The upper end of the limit chain is bolted to the connecting beam, and the lower end is fixedly connected to the lifting base. There are two groups of the lifting devices, which are located at both ends of the first longitudinal beam and the second longitudinal beam.
[0011] Compared with the prior art, the prominent advantages of the present utility model are as follows:
[0012] 1. The vibration motor of the present utility model starts with zero amplitude and stops with zero amplitude, and the exciting force and amplitude are adjustable, which can effectively solve problems such as lamination cracks, internal inhomogeneity, formation of air cavities, and inconsistent density during the forming process of components.
[0013] 2. The first clamping device and the second clamping device of the present utility model are distributed at both ends of the first longitudinal beam and the second longitudinal beam, which can better clamp the die cart and avoid the situation that the die cart is separated from the vibration device during vibration. Description of the Drawings
[0014] Figure 1 It is one of the structural schematic diagrams of a vibration device for a hollow New Jersey guardrail production line according to the present utility model.
[0015] Figure 2 It is one of the structural schematic diagrams of a vibration device for a hollow New Jersey guardrail production line according to the present utility model.
[0016] Figure 3 It is a schematic diagram of the cooperation between a vibration device for a hollow New Jersey guardrail production line and a die cart according to the present utility model. Detailed Embodiments
[0017] The following further illustrates the technical solutions of the present utility model through Figures 1 to 3 embodiments.
[0018] Refer to Figure 1 , Figure 2 , Figure 3 , this vibration device for a hollow New Jersey guardrail production line includes a frame 1, a first clamping device 2, a second clamping device 3, and a lifting device 4.
[0019] Refer to Figure 1, Figure 2 , Figure 3 , the machine frame includes a first longitudinal beam 5, a second longitudinal beam 6, a connecting beam 7, a vibrating motor 8, and a positioning device 9. The first longitudinal beam 5 and the second longitudinal beam 6 are connected by the connecting beam 7. The connecting beams 7 are arranged in an array at the bottoms of the first longitudinal beam 5 and the second longitudinal beam 6. There are multiple groups of the vibrating motors 8, which are arranged crosswise at the lower ends of the first longitudinal beam 5 and the second longitudinal beam 6.
[0020] Control Figure 1 , Figure 3 , the positioning device 9 includes a positioning hydraulic cylinder 10, a positioning column 11, and a positioning base 12. One end of the positioning hydraulic cylinder 10 is connected to the positioning base 12 through a first rotating pair 18, and the other end is connected to the positioning column 11 through a second rotating pair 19; there are two groups of the positioning devices 9 in total, one group is fixedly connected to the first longitudinal beam 5, and the other group is fixedly connected to the second longitudinal beam 6.
[0021] Control Figure 1 , Figure 2 , Figure 3 , the first clamping device 2 includes a clamping hydraulic cylinder 13 and a clamping hook 14. One end of the clamping hydraulic cylinder 13 is connected to the first longitudinal beam 5 through a third rotating pair 20, and the other end is connected to the clamping hook 14 through a fourth rotating pair 21. There are two groups of the first clamping devices 2 in total, which are respectively located at both ends of the first longitudinal beam 5. The second clamping device 3 has the same structure as the first clamping device 2, and the connection method of the second clamping device 3 to the second longitudinal beam 9 is the same as the connection method of the first clamping device 3 to the first longitudinal beam 5; there are two groups of the second clamping devices 3 in total, which are respectively located at both ends of the second longitudinal beam 6. The first clamping device 2 and the second clamping device 3 are distributed at both ends of the first longitudinal beam 5 and the second longitudinal beam 6, so that the die cart 22 is evenly stressed.
[0022] Control Figure 1 , Figure 3 , the lifting device 4 includes an air spring 15, a lifting base 16, and a limit chain 17. The upper end of the air spring 15 is fixedly connected to the connecting beam 7, and the lower end is fixedly connected to the lifting base 16. The upper end of the limit chain 17 is connected to the connecting beam 7 through a bolt, and the lower end is fixedly connected to the lifting base 16. There are two groups of the lifting devices 4 in total, which are respectively located at both ends of the first longitudinal beam 5 and the second longitudinal beam 6. The limit height of the limit chain 17 can be changed through a nut.
[0023] Control Figure 1 , Figure 2 , Figure 3 , in the specific operation of this vibrating device for the hollow New Jersey guardrail production line, the actual working conditions are as follows:
[0024] First, the hydraulic rod in the positioning hydraulic cylinder 10 of the positioning device 9 extends, and the positioning column 11 is tightly combined with the positioning hole of the die truck 22; the hydraulic rods in the clamping hydraulic cylinders 13 of the first clamping device 2 and the second clamping device 3 extend, and the clamping hooks 14 clamp the die truck 22; an external air pump supplies pressure to the air springs 15 to lift the first longitudinal beam 4, the second longitudinal beam 5, and the die truck 22; the vibrating motor 8 starts the vibrating operation to vibrate the concrete into shape; after the vibrating operation is completed, the external air pump stops supplying pressure to the air springs 15, the first longitudinal beam 4, the second longitudinal beam 5, and the die truck 22 fall back, and the hydraulic rod in the positioning hydraulic cylinder 10 retracts, and the positioning column 11 is separated from the positioning hole of the die truck.
[0025] Except for the technical features described in the specification, they are all known technologies to those skilled in the art.
Claims
1. A vibrating device for a hollow New Jersey guardrail production line, comprising a frame, a first clamping device, a second clamping device, and a lifting device, characterized in that: The frame includes a first longitudinal beam, a second longitudinal beam, a connecting beam, a vibrating motor, and a positioning device; the first longitudinal beam and the second longitudinal beam are connected by a connecting beam; the connecting beam array is distributed at the bottom of the first longitudinal beam and the second longitudinal beam; there are multiple groups of vibrating motors, which are cross-distributed at the lower ends of the first longitudinal beam and the second longitudinal beam.
2. A hollow New Jersey guardrail production line vibrating device according to claim 1, characterized in that: The positioning device comprises a positioning hydraulic cylinder, a positioning column and a positioning base; the two ends of the positioning hydraulic cylinder are respectively connected to the positioning base and the positioning column through a rotating pair; the positioning device has two groups, one group is fixedly connected to the first longitudinal beam, and the other group is fixedly connected to the second longitudinal beam.
3. A hollow New Jersey guardrail production line vibrating device according to claim 1, characterized in that: The first clamping device comprises a clamping hydraulic cylinder and a clamping hook; the two ends of the clamping hydraulic cylinder are respectively connected to the first longitudinal beam and the clamping hook through a rotating pair; there are two groups of the first clamping device, which are respectively located at the two ends of the first longitudinal beam; the second clamping device has the same structure as the first clamping device, and the connection method of the second clamping device to the second longitudinal beam is the same as the connection method of the first clamping device to the first longitudinal beam; there are two groups of the second clamping device, which are respectively located at the two ends of the second longitudinal beam.
4. A hollow New Jersey guardrail production line vibrating device according to claim 1, characterized in that: The lifting device includes an air spring, a lifting base, and a limiting chain; the upper end of the air spring is fixedly connected to the connecting beam, and the lower end is fixedly connected to the lifting base; the upper end of the limiting chain is connected to the connecting beam through bolts, and the lower end is fixedly connected to the lifting base; the lifting device has two groups, located at both ends of the first longitudinal beam and the second longitudinal beam.