A concrete discharging device
By setting up the main discharge pipe and driving motor at the bottom of the storage tank of the concrete mixing station, combined with the design of hydraulic rods and sealed push plates, flexible discharge of the concrete discharge device is achieved, solving the problem of low discharge efficiency in the existing technology, and improving the discharge efficiency and flow speed.
Patent Information
- Application Number
- CN202420698586.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-07
- Publication Date
- 2025-04-04
- Estimated Expiration
- 2034-04-07
AI Technical Summary
The existing concrete discharge device has low discharge efficiency, and requires front and rear transport vehicles to load the materials in sequence, resulting in low efficiency during the discharge process.
A concrete discharge device is designed, including a main discharge pipe and a driving motor at the bottom of the storage tank of the concrete mixing station, which drives the main discharge pipe to rotate through a rotary sleeve and driven gear, and controls the up and down movement of the sealed push plate through a hydraulic rod and a sealed push plate to achieve flexible discharge of concrete.
By adjusting the position of the discharge pipe, the discharge can be performed according to the position of the mixer truck receiving the concrete, and there is no need to strictly require the parking position of the mixer truck, which improves the discharge efficiency and flow speed, and reduces the moisture evaporation efficiency in the discharge pipe.
Smart Images
Figure CN222712489U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of concrete discharging devices, in particular to a concrete discharging device. Background Art
[0002] After the concrete mixing station mixes the raw materials into concrete, it is generally transported to the concrete transport vehicle through the discharging device, and the concrete transport vehicle then transports the processed concrete to the construction site. In the related art, the concrete discharging device includes a discharging hopper vertically arranged below the discharging port of the concrete mixing station, the top of the discharging hopper is used to receive the concrete discharged from the concrete mixing station, and the bottom of the discharging hopper is used to discharge the concrete. When discharging, the concrete transport vehicle is driven to the bottom of the discharging hopper, and the feed port at the top of the concrete transport vehicle is aligned with the bottom of the discharging hopper in the vertical direction, and then the discharging hopper can transport the concrete to the concrete transport vehicle.
[0003] Although the existing concrete discharging device can discharge concrete, it has the following disadvantages: when discharging, the front transport vehicle needs to complete loading and drive out from under the discharging hopper before the rear transport vehicle can drive to the bottom of the discharging hopper and load the rear transport vehicle, resulting in low discharging efficiency. Utility Model Content
[0004] The technical problem to be solved by the utility model is: in order to overcome the above problems, a concrete discharging device is provided, which solves the above problems.
[0005] The utility model solves the technical problem by adopting the following technical solutions:
[0006] A concrete discharging device comprises a concrete mixing station storage tank for storing mixed concrete, a main row pipe and a driving motor are fixedly arranged at the bottom of the concrete mixing station storage tank, a ring groove for a rotary sleeve to rotate is arranged in the middle of the main row pipe, and through holes are arranged in the ring groove at annular intervals, a driven gear is fixedly arranged on the outside of the rotary sleeve, a driving gear meshing with the driven gear is fixedly arranged at the end of the rotating shaft of the driving motor in key connection, the driving motor is used to drive the rotary sleeve to rotate relative to the main row pipe, and the upper and lower end inner rings of the rotary sleeve in contact with the main row pipe are embedded with a sealing A sealing ring, a discharge pipe connected with the inner cavity of the main discharge pipe through the through hole is fixedly provided on the side of the rotary sleeve, a hydraulic rod is fixedly provided with bolts at the bottom of the main discharge pipe, and a sealing push plate is fixedly provided at the end of the telescopic rod of the hydraulic rod to seal the lower end of the main discharge pipe, the sealing push plate can be moved up and down to change its position under the push of the hydraulic rod, when the sealing push plate moves to the top of the through hole, the storage tank of the concrete mixing station cannot discharge materials, when the sealing push plate moves down to the lower side of the through hole, the concrete material passes through the through hole from the main discharge pipe and is discharged from the discharge pipe;
[0007] In addition, a drip-proof end cap for sealing is fixedly provided at the pipe opening of the discharge pipe.
[0008] Preferably, the upper end of the anti-drip end cap and the upper side of the discharge pipe opening are hingedly connected by a hinge joint, so that the anti-drip end cap does not need to be removed and can be conveniently covered in the discharge pipe at any time.
[0009] Preferably, a pin is fixedly provided at the lower end of the anti-drip end cover and the lower end of the discharge pipe outlet, and the two pins can be connected and fixed by a latch or a bolt, so that the anti-drip end cover has a better sealing ability to avoid dripping.
[0010] Preferably, a first magnetic block and a second magnetic block are fixedly provided at the lower end of the anti-drip end cover and the lower end of the discharge pipe outlet, respectively, and the sealing stability of the anti-drip end cover is improved by the magnetic attraction of the first magnetic block and the second magnetic block.
[0011] Preferably, a torsion spring is provided at the hinge shaft of the hinge joint, and under the action of the torsion spring, the anti-drip end cover has a rotational potential energy and thus seals the pipe mouth of the discharge pipe. When concrete is discharged, the anti-drip end cover is automatically pushed open under the action of its gravity, which facilitates the discharge, and the pipe mouth can be blocked immediately after the discharge is completed, effectively reducing the entry of external air from here.
[0012] Preferably, the thickness of the sealing push plate is greater than the height of the penetration hole.
[0013] The advantages and positive effects of the utility model are as follows: the position of the discharge pipe can be adjusted according to the position of the mixer truck receiving the concrete, and the specific method is to control the drive motor to drive the rotary sleeve to rotate so that the discharge pipe can discharge in any direction, without strict requirements on the parking position of the concrete mixer truck. This improvement can effectively improve the discharge efficiency for mixing stations with smaller sites, making the flow speed faster, and an automatically reset blocking component is also provided at the pipe mouth of the discharge pipe, which reduces the evaporation efficiency of water in the discharge pipe. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] The utility model is further described below in conjunction with the accompanying drawings and embodiments.
[0015] Figure 1 It is a structural schematic diagram of the utility model;
[0016] Figure 2 yes Figure 1 Schematic diagram of the structure at A in the middle;
[0017] Figure 3 It is a structural schematic diagram of the utility model;
[0018] Figure 4 yes Figure 3 Schematic diagram of the structure at B in the middle;
[0019] Figure 5 yes Figure 1 The structural diagram with the rotary sleeve 17 removed. DETAILED DESCRIPTION
[0020] Now the utility model is further described in detail with reference to the accompanying drawings. These drawings are simplified schematic diagrams, which only illustrate the basic structure of the utility model in a schematic manner, and therefore only show the components related to the utility model.
[0021] The following is a further description of the embodiments of the present invention in conjunction with the accompanying drawings:
[0022] like Figure 1-5As shown, a concrete discharging device described in the utility model includes a concrete mixing station storage tank 10 for storing mixed concrete, a main discharge pipe 18 and a driving motor 11 are fixedly provided at the bottom of the concrete mixing station storage tank 10, a ring groove for a rotary sleeve 17 to be mounted and rotated is provided in the middle of the main discharge pipe 18, and through holes 24 are provided in the ring groove at annular intervals, a driven gear 16 is fixedly provided on the outside of the rotary sleeve 17, a driving gear 12 meshing with the driven gear 16 is fixedly provided at the end of the rotating shaft of the driving motor 11 through a key connection, the driving motor 11 is used to drive the rotary sleeve 17 to rotate relative to the main discharge pipe 18, and the upper and lower inner rings of the rotary sleeve 17 and the main discharge pipe 18 are embedded A sealing ring is provided, a discharge pipe 15 connected with the inner cavity of the main discharge pipe 18 through the through hole 24 is fixedly provided on the side of the rotary sleeve 17, a hydraulic rod 13 is fixedly provided at the bottom of the main discharge pipe 18 with bolts, and a sealing push plate 14 is fixedly provided at the end of the telescopic rod of the hydraulic rod 13 to block the lower end of the main discharge pipe 18, the sealing push plate 14 can be moved up and down to change its position under the push of the hydraulic rod 13, when the sealing push plate 14 moves to the top of the through hole 24, the concrete mixing station storage tank 10 cannot discharge materials, when the sealing push plate 14 moves down to the lower side of the through hole 24, the concrete material is discharged from the main discharge pipe 18 through the through hole 24 and from the discharge pipe 15;
[0023] In addition, a drip-proof end cap 23 for sealing is fixedly provided at the pipe opening of the discharge pipe 15 .
[0024] Preferably, the upper end of the anti-drip end cover 23 and the upper side of the outlet of the discharge pipe 15 are hingedly connected by a hinge joint 19, so that the anti-drip end cover 23 does not need to be removed and can be conveniently covered in the discharge pipe 15 at any time.
[0025] Preferably, a pin head 20 is fixedly provided at the lower end of the anti-drip end cover 23 and the lower end of the discharge pipe 15, and the two pin heads 20 can be connected and fixed by a pin or a bolt, so that the anti-drip end cover 23 has a better sealing ability to avoid dripping.
[0026] Preferably, a first magnetic block 21 and a second magnetic block 22 are fixedly provided at the lower end of the anti-drip end cover 23 and the lower end of the pipe mouth of the discharge pipe 15, respectively, and the sealing stability of the anti-drip end cover 23 is improved by the magnetic attraction of the first magnetic block 21 and the second magnetic block 22.
[0027] Preferably, a torsion spring is provided at the hinge shaft of the hinge joint 19, and under the action of the torsion spring, the anti-drip end cover 23 has a rotational potential energy and thus blocks the pipe mouth of the discharge pipe 15. When concrete is discharged, the anti-drip end cover 23 is automatically pushed open under the action of its gravity, which facilitates the discharge, and the pipe mouth can be blocked immediately after the discharge is completed, effectively reducing the entry of external air from here.
[0028] Preferably, the thickness of the sealing push plate 14 is greater than the height of the penetration hole 24 .
[0029] In specific implementation, the position of the discharge pipe 15 can be adjusted according to the position of the mixer truck receiving the concrete. The specific method is to control the drive motor 11 to drive the rotary sleeve 17 to rotate so that the discharge pipe 15 can discharge in any direction without strict requirements on the parking position of the concrete mixer truck. This improvement can effectively improve the discharge efficiency for mixing stations with smaller sites and make the flow speed faster. In addition, an automatically reset blocking component is provided at the pipe mouth of the discharge pipe 15 to reduce the evaporation efficiency of water in the discharge pipe 15.
[0030] It should be emphasized that the embodiments described in the present invention are illustrative rather than restrictive. Therefore, the present invention is not limited to the embodiments described in the specific implementation manner. Any other implementation manners derived by those skilled in the art based on the technical solution of the present invention also fall within the scope of protection of the present invention.
Claims
1. A concrete discharging device, comprising a concrete mixing station storage tank (10) for storing mixed concrete, characterized in that: A main pipe (18) and a driving motor (11) are fixedly provided at the bottom of the storage tank (10) of the concrete mixing station. A ring groove is provided in the middle of the main pipe (18) for the rotating sleeve (17) to be mounted and rotated, and through holes (24) are provided in the ring groove at annular intervals. A driven gear (16) is fixedly provided on the outside of the rotating sleeve (17). A driving gear (12) meshing with the driven gear (16) is fixedly provided at the end of the rotating shaft of the driving motor (11) through a key connection. The driving motor (11) is used to drive the rotating sleeve (17) to rotate relative to the main pipe (18). The inner rings of the upper and lower ends of the rotating sleeve (17) and the main pipe (18) are embedded with sealing rings. A sealing ring is fixedly provided on the side of the rotating sleeve (17) through the inner rings of the rotating sleeve (17). The through hole (24) is connected to the discharge pipe (15) of the main discharge pipe (18). A hydraulic rod (13) is fixedly provided at the bottom of the main discharge pipe (18) by bolts, and a sealing push plate (14) is fixedly provided at the end of the telescopic rod of the hydraulic rod (13) to seal the lower end of the main discharge pipe (18). The sealing push plate (14) can be moved up and down to change its position under the push of the hydraulic rod (13). When the sealing push plate (14) moves to the top of the through hole (24), the concrete mixing station storage tank (10) cannot discharge materials. When the sealing push plate (14) moves down to the lower side of the through hole (24), the concrete material passes through the through hole (24) from the main discharge pipe (18) and is discharged from the discharge pipe (15). In addition, a drip-proof end cap (23) for sealing is fixedly provided at the pipe opening of the discharge pipe (15).
2. A concrete discharging device according to claim 1, characterized in that: The upper end of the anti-drip end cover (23) and the upper side of the pipe opening of the discharge pipe (15) are hingedly connected by a hinge joint (19), so that the anti-drip end cover (23) does not need to be removed and can be conveniently covered in the pipe of the discharge pipe (15) at any time.
3. A concrete discharging device according to claim 2, characterized in that: A pin head (20) is fixedly provided at the lower end of the anti-drip end cover (23) and the lower end of the outlet pipe (15), and the two pin heads (20) can be connected and fixed by a latch or a bolt, so that the anti-drip end cover (23) has a better sealing ability to prevent dripping.
4. A concrete discharging device according to claim 3, characterized in that: A first magnetic block (21) and a second magnetic block (22) are fixedly provided at the lower end of the anti-drip end cover (23) and the lower end of the pipe opening of the discharge pipe (15), respectively, and the sealing stability of the anti-drip end cover (23) is improved by the magnetic attraction of the first magnetic block (21) and the second magnetic block (22).
5. A concrete discharging device according to claim 4, characterized in that: A torsion spring is sleeved at the hinge shaft of the hinge joint (19). Under the action of the torsion spring, the anti-drip end cover (23) has a rotational potential energy and is thereby blocked at the pipe opening of the discharge pipe (15). When concrete is discharged, the anti-drip end cover (23) is automatically pushed open under the action of its gravity, facilitating discharge. The pipe opening can be immediately blocked after discharge is completed, effectively reducing the entry of external air therefrom.
6. A concrete discharging device according to claim 5, characterized in that: The thickness of the sealing push plate (14) is greater than the height dimension of the penetration hole (24).