Lifting device of concrete mixing plant

Abstract

The utility model discloses a lifting device of a concrete mixing plant. The lifting device comprises a support frame, a lifting mechanism and a bearing mechanism, the lifting mechanism is arranged at the top end of the supporting frame, the other end of the lifting mechanism is installed on the ground, the lifting mechanism comprises the top base, the protection groove, the supporting base and other assemblies, lifting and moving of the bearing mechanism and materials can be achieved under mutual cooperation, and the bearing mechanism comprises the containing hopper, the valve, the connecting plate, the connecting arm, the covering mechanism and other assemblies. Materials can be stored under mutual cooperation, the covering mechanism covers the top end of the material containing hopper, the materials can be prevented from being spilled out in the moving process of the material containing hopper, the stability and safety of material transportation can be improved, and high practicability is achieved.

Description

Technical Field

[0001] The utility model relates to the field of concrete mixing technology, in particular to a lifting device of a concrete mixing station. Background Art

[0002] A concrete mixing station is a combined device used for centralized mixing of concrete, also known as a concrete prefabrication site. Due to its high degree of mechanization and automation, it has a high productivity, can ensure the quality of concrete and save cement. It is often used in large and medium-sized water conservancy, power, bridge and other projects with large concrete engineering volume, long construction period and concentrated construction sites. With the development of municipal construction, mixing stations that use centralized mixing and provide commercial concrete have great advantages, and have therefore developed rapidly, creating conditions for promoting concrete pumping construction and realizing the combined operation of mixing, conveying and pouring machinery.

[0003] Before the concrete is mixed in the mixing chamber, it needs to be batched in the hopper first, and then the hopper is lifted to the top of the mixing chamber for pouring.

[0004] The hopper may generate dust when adding materials, and since the opening at the top of the hopper is mostly large, the dust can easily spread around and pollute the surrounding environment. In addition, the hopper may shake during the lifting process, which may spill the material inside, posing a safety hazard and has certain limitations. Utility Model Content

[0005] Therefore, in order to solve the above-mentioned shortcomings, the utility model provides a lifting device for a concrete mixing station.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a lifting device of a concrete mixing station, comprising a support frame capable of supporting and lifting, and a lifting mechanism disposed at the top of the support frame capable of lifting materials, wherein the bottom end of the lifting mechanism is connected to a bearing mechanism capable of bearing materials;

[0007] The lifting mechanism includes a top seat, a protective groove and a support base. The bottom end of the top seat is connected to the top of the support frame, and the front and rear ends of the left bottom of the top seat are respectively connected to the support base through two groups of protective grooves. The bottom end of the support base is set on the ground, and the front and rear ends of the top right end of the support base are connected to the two groups of protective grooves.

[0008] Preferably, a group of cavities are provided at the front and rear ends of the top seat, a group of motors are provided in the cavities, and a group of threaded rods are provided in the two groups of protective grooves. The right ends of the two groups of threaded rods extend into the cavities and are connected to the motor drive shafts, and the other ends are rotatably connected to the right end of the top of the support base.

[0009] Preferably, the supporting mechanism includes a hopper, a valve, a connecting plate, a connecting arm, a connecting tube and a covering mechanism. A valve is provided in the discharge port at the bottom end of the hopper. A group of connecting plates are provided at the outer middle end and the outer bottom end of the hopper. The four ends of the upper and lower groups of connecting plates are connected by connecting arms, and the top ends of the four groups of connecting arms are connected to a group of connecting tubes. A covering mechanism is provided at the top end of the hopper.

[0010] Preferably, the covering mechanism includes a covering plate, a connecting side plate, a connecting shaft, a connecting block 1 and a connecting block 2, a plurality of groups of covering plates are provided at equal intervals on the top surface of the hopper, a group of connecting side plates are provided at positions where the front and rear ends of two adjacent groups of covering plates are close to each other, a group of connecting shafts are provided at the left and right ends of the front and rear groups of the connecting side plates respectively, the connecting shafts penetrate the covering plate and are connected to the two groups of connecting side plates, a group of connecting block 1 is provided at the left top end of the hopper, and a connecting block 2 is provided at the left end of the leftmost covering plate.

[0011] Preferably, the top end of the first connecting block is provided with a protruding tooth, and the bottom end of the second connecting block is provided with a corresponding groove.

[0012] Preferably, the connecting tube is provided with an internal thread corresponding to the threaded rod.

[0013] Preferably, the two groups of connecting arms at the left and right ends have different heights, and when connected to the threaded rod through the connecting tube, the hopper is arranged horizontally.

[0014] Preferably, the protective groove is in a "7" shape, and the threaded rod is arranged at its inner end.

[0015] Beneficial effects of the utility model:

[0016] The utility model has a lifting mechanism disposed on the top of the support frame, and the other end of the lifting mechanism is installed on the ground. The lifting mechanism includes components such as a top seat, a protective groove and a supporting base, which can cooperate with each other to realize the lifting and movement of the bearing mechanism and materials. The bearing mechanism includes components such as a hopper, a valve, a connecting plate, a connecting arm and a covering mechanism, which can cooperate with each other to store materials, and the top of the hopper is covered by the covering mechanism, which can prevent the material from spilling during the movement of the hopper, can improve the stability and safety of material transportation, and has strong practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a front view structural diagram of the utility model;

[0018] Figure 2 This is a schematic diagram of the internal structure of the lifting mechanism of the utility model;

[0019] Figure 3 It is a schematic diagram of the cross-sectional structure of the protection groove of the utility model;

[0020] Figure 4 It is a schematic diagram of the internal structure of the load-bearing mechanism of the utility model;

[0021] Figure 5 It is a schematic diagram of the covering mechanism structure of the utility model.

[0022] Among them: support frame-1, lifting mechanism-2, bearing mechanism-3, top seat-21, protective groove-22, support base-23, cavity-211, motor-212, threaded rod-221, hopper-31, valve-32, connecting plate-33, connecting arm-34, connecting cylinder-35, covering mechanism-36, covering plate-361, connecting side plate-362, connecting shaft-363, connecting block one-364, connecting block two-365. DETAILED DESCRIPTION

[0023] In order to further explain the technical solution of the present utility model, it is described in detail through specific embodiments below.

[0024] See also Figure 1 The utility model provides a lifting device for a concrete mixing station, including a support frame 1 that can be supported and lifted, and also includes a lifting mechanism 2 arranged on the top of the support frame 1 and capable of lifting materials, and the bottom end of the lifting mechanism 2 is connected to a bearing mechanism 3 capable of bearing materials.

[0025] See also Figure 1-3 The utility model provides a lifting device for a concrete mixing station. The lifting mechanism 2 includes a top seat 21, a protective groove 22 and a support base 23. The bottom end of the top seat 21 is connected to the top of the support frame 1. The front and rear ends of the left bottom of the top seat 21 are respectively connected to the support base 23 through two groups of protective grooves 22. The bottom end of the support base 23 is arranged on the ground, and the front and rear ends of the top right end of the support base 23 are connected to the two groups of inclined protective grooves 22.

[0026] A group of cavities 211 are opened at the front and rear ends of the top seat 21, and a group of motors 212 are installed in the cavities 211. A group of threaded rods 221 are provided in the two groups of protective grooves 22. The protective grooves 22 are in a "7" shape. The threaded rods 221 are arranged at the inner ends thereof to protect the threaded rods 221. The right ends of the two groups of threaded rods 221 extend through the cavities 211 and are connected to the driving shafts of the motors 212. The other ends are rotatably connected to the top right end of the support base 23. The rotation of the driving shaft of the motor 212 can drive the threaded rods 221 to rotate.

[0027] See also Figure 2-4The utility model provides a lifting device for a concrete mixing station. The carrying mechanism 3 includes a hopper 31, a valve 32, a connecting plate 33, a connecting arm 34, a connecting cylinder 35 and a covering mechanism 36. A valve 32 that can be opened and closed is provided in the discharge port at the bottom end of the hopper 31 to facilitate discharge. A group of connecting plates 33 are provided at the outer middle end and the outer bottom end of the hopper 31. The four ends of the upper and lower groups of connecting plates 33 are connected by connecting arms 34, which can improve the stability of the hopper 31 when it moves. The tops of the four groups of connecting arms 34 are all connected with a group of connecting cylinders 35, wherein the heights of the two groups of connecting arms 34 at the left and right ends are different. When the hopper 31 is connected to the threaded rod 221 through the connecting cylinder 35, the hopper 31 is horizontally arranged. Furthermore, an internal thread corresponding to the threaded rod 221 is provided in the connecting cylinder 35. The rotation of the threaded rod 221 can drive the connecting arm 34 and the hopper 31 to move. A covering mechanism 36 is provided at the top of the hopper 31.

[0028] See also Figure 4-5 The utility model provides a lifting device for a concrete mixing station, wherein the covering mechanism 36 comprises a covering plate 361, a connecting side plate 362, a connecting shaft 363, a connecting block 1 364 and a connecting block 2 365. A plurality of groups of covering plates 361 are arranged at equal intervals on the top surface of the hopper 31, and a group of connecting side plates 362 are arranged at positions where the front and rear ends of two adjacent groups of covering plates 361 are close to each other. A group of connecting shafts 363 are respectively arranged at the left and right ends of the front and rear groups of connecting side plates 362, and the connecting shafts 363 penetrate the covering plates 361 and are connected to the two groups of connecting side plates 362. The covering plates 361 can be folded by rotating around the connecting shafts 363, so as to adjust the size of the top opening of the hopper 31, and a group of connecting blocks 1 364 is arranged at the left top end of the hopper 31, and a connecting block 2 365 is arranged at the left end of the leftmost covering plate 361, the top of the connecting block 1 364 is provided with convex teeth, and the bottom of the connecting block 2 365 is provided with a corresponding slot, so as to facilitate clamping the covering plate 361 so that it covers the top opening of the hopper 31.

[0029] Here’s how it works:

[0030] The utility model is placed in a suitable position for use. When in use, the cover plate 361 at the left end can be flipped over by the connecting shaft 363 and folded above the right end, thereby controlling the opening area of ​​the hopper 31, avoiding the spread of dust caused by an overly large opening, causing pollution to the surrounding environment, and inhibiting the spread of dust. After adding materials into the hopper 31, the cover plate 361 can be re-covered, and the cover plate 361 can be fixed by connecting the connecting block 1 364 and the connecting block 2 365;

[0031] Then the two sets of motors 212 can be started, the driving shaft of the motor 212 drives the threaded rod 221 to rotate, and drives the connecting arm 34 and the hopper 31 to lift and move through the connecting tube 35. The covering plate 361 can prevent the material from spilling during the movement of the hopper 31. When it moves to a suitable position, the valve 32 at the bottom end of the hopper 31 can be opened to discharge the material.

[0032] The above description is only a preferred example of the present invention and is not intended to limit the present invention. Although the present invention is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions described in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, 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 lifting device for a concrete mixing plant, comprising a support frame (1) capable of supporting and lifting; Features: It also comprises a lifting mechanism (2) disposed at the top of the support frame (1) and capable of lifting materials, wherein the bottom end of the lifting mechanism (2) is connected to a bearing mechanism (3) capable of bearing materials; The lifting mechanism (2) comprises a top seat (21), a protective groove (22) and a support base (23); the bottom end of the top seat (21) is connected to the top end of the support frame (1); the front and rear ends of the left bottom of the top seat (21) are respectively connected to the support base (23) through two groups of protective grooves (22); the bottom end of the support base (23) is arranged on the ground; the front and rear ends of the top right end of the support base (23) are connected to the two groups of protective grooves (22).

2. The lifting device of a concrete mixing station according to claim 1, characterized in that: A group of cavities (211) are provided at the front and rear ends of the top seat (21), a group of motors (212) are provided in the cavities (211), and a group of threaded rods (221) are provided in the two groups of protection grooves (22), the right ends of the two groups of threaded rods (221) extend through the cavities (211) and are connected to the drive shafts of the motors (212), and the other ends are rotatably connected to the top right end of the support base (23).

3. The lifting device of a concrete mixing station according to claim 1, characterized in that: The bearing mechanism (3) comprises a material placing hopper (31), a valve (32), a connecting plate (33), a connecting arm (34), a connecting tube (35) and a covering mechanism (36). A valve (32) is provided in a discharge port at the bottom end of the material placing hopper (31). A group of connecting plates (33) are provided at the outer middle end and the outer bottom end of the material placing hopper (31). The four ends of the upper and lower groups of the connecting plates (33) are connected by connecting arms (34), and the top ends of the four groups of connecting arms (34) are connected to a group of connecting tubes (35). The top end of the material placing hopper (31) is provided with a covering mechanism (36).

4. The lifting device of a concrete mixing station according to claim 3 is characterized in that: The covering mechanism (36) comprises a covering plate (361), a connecting side plate (362), a connecting shaft (363), a connecting block 1 (364) and a connecting block 2 (365). The top surface of the material placing hopper (31) is provided with a plurality of groups of covering plates (361) at equal intervals. A group of connecting side plates (362) are provided at positions where the front and rear ends of two adjacent groups of covering plates (361) are close to each other. A group of connecting shafts (363) are provided at the left and right ends of the front and rear groups of the connecting side plates (362), respectively. The connecting shafts (363) penetrate the covering plates (361) and are connected to the two groups of connecting side plates (362). A group of connecting block 1 (364) is provided at the left top end of the material placing hopper (31), and a connecting block 2 (365) is provided at the left end of the leftmost covering plate (361).

5. The lifting device of a concrete mixing station according to claim 4, characterized in that: The top end of the connecting block 1 (364) is provided with a protruding tooth, and the bottom end of the connecting block 2 (365) is provided with a corresponding slot.

6. The lifting device of a concrete mixing station according to claim 3, characterized in that: The connecting tube (35) is provided with an internal thread corresponding to the threaded rod (221).

7. The lifting device of a concrete mixing station according to claim 3, characterized in that: The two groups of connecting arms (34) at the left and right ends have different heights. When connected to the threaded rod (221) through the connecting tube (35), the material placing hopper (31) is arranged horizontally.

8. The lifting device of a concrete mixing station according to claim 2, characterized in that: The protection groove (22) is in a "7" shape, and the threaded rod (221) is arranged at its inner end.

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