Concrete spiral conveying mechanism

Abstract

The utility model relates to the technical field of spiral conveying, and discloses a concrete spiral conveying mechanism which comprises a supporting assembly, an external limiting assembly is detachably installed on the upper portion of the supporting assembly, and a spiral conveying assembly is rotationally connected to the interior of the external limiting assembly. The supporting assembly comprises a frame-shaped supporting base, and four T-shaped sliding grooves distributed in a rectangular shape are formed in the frame-shaped supporting base. When the lower pressing block is pressed downwards, the lower pressing block drives the strip-shaped plate and the positioning convex block to move downwards, meanwhile, the reset spring shrinks and becomes short, the positioning convex block moves downwards to be separated from the interior of the positioning concave part in the bottom of the T-shaped sliding block, and at the moment, the positioning convex block does not position the positioning concave part in the bottom of the T-shaped sliding block any more; and then the external limiting assembly can be detached from the supporting assembly, and then the spiral conveying assembly can be maintained.

Description

Technical Field

[0001] The utility model relates to the technical field of screw conveying, and more specifically, to a concrete screw conveying mechanism. Background Art

[0002] When the coal mine preparation area is pouring concrete underground, the concrete needs to be transported to the underground by a rubber-wheeled truck, and the employees need to manually unload the concrete to carry out the operation. It is very inconvenient to unload the concrete by manpower, which is both time-consuming and laborious. On the one hand, the concrete operation is affected by the underground environment. The span is large when unloading, and it needs to be transferred many times. On the other hand, excessive physical labor of personnel will bring a series of problems such as safety and health. Based on this, the utility model designs a concrete screw conveying mechanism. Utility Model Content

[0003] In order to overcome the deficiencies of the prior art, the utility model provides a concrete screw conveying mechanism, which has the advantage of convenient material conveying.

[0004] To achieve the above object, the utility model provides the following technical solutions: a concrete screw conveying mechanism, comprising a support assembly, an external limit assembly is detachably mounted on the upper side of the support assembly, and a screw conveying assembly is rotatably connected inside the external limit assembly;

[0005] The support assembly comprises a frame-shaped support base, the frame-shaped support base is provided with four T-shaped slide grooves distributed in a rectangular shape, the interior of the frame-shaped support base is provided with two accommodating cavities, the accommodating cavities are communicated with the T-shaped slide grooves, the middle part of the upper surface of the frame-shaped support base is provided with two square through holes, the square through holes are communicated with the accommodating cavities, a strip plate is arranged inside the accommodating cavity, the lower surface of the strip plate is fixedly connected with a return spring, the bottom end of the return spring is fixedly connected to the inner bottom surface of the accommodating cavity, both ends of the upper surface of the strip plate are fixedly installed with a positioning protrusion, the positioning protrusion is inside the T-shaped slide groove, a motor support is fixedly installed on one side surface of the frame-shaped support base, a driving motor is fixedly installed on the motor support, and a horizontal bevel gear is fixedly installed on the output end of the driving motor;

[0006] The external limit assembly includes two symmetrically arranged external limit plates, each of which has an axial hole at both ends, and two symmetrically arranged fixed support plates are fixedly installed on the outer side of the external limit plate, and a T-shaped slider matched with the T-shaped slide groove is fixedly installed on the bottom end of the fixed support plate, and a positioning recess matched with the positioning protrusion is provided on the lower surface of the T-shaped slider.

[0007] As a preferred technical solution of the utility model, a pressing block adapted to the square through hole is fixedly installed in the middle of the upper surface of the strip plate. The pressing block is located inside the square through hole, and the pressing block is used in conjunction with the square through hole.

[0008] As a preferred technical solution of the present invention, the T-shaped slider is located inside the T-shaped slide groove, and the T-shaped slider is slidably matched with the T-shaped slide groove.

[0009] As a preferred technical solution of the utility model, one side of the bottom end of the external limiting plate is fixedly connected to a lower material pipe.

[0010] As a preferred technical solution of the utility model, a guide hole is provided on one of the external limit plates, and a guide column adapted to the guide hole is provided on the other external limit plate. The guide column is inserted into the corresponding guide hole, and the guide column is snap-connected with the guide hole.

[0011] As a preferred technical solution of the utility model, the spiral feeding assembly includes a horizontal rotating shaft, a threaded auger is fixedly installed on the outer side of the horizontal rotating shaft, a connecting shaft adapted to the shaft hole is fixedly installed on both ends of the horizontal rotating shaft, the connecting shaft is located inside the shaft hole, and the connecting shaft and the shaft hole are rotatably matched, and a vertical bevel gear meshing with the horizontal bevel gear is fixedly installed on the end of the connecting shaft away from the horizontal rotating shaft.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0013] 1. The utility model starts the control switch of the driving motor, and drives the horizontal bevel gear to rotate through the driving motor. Since the horizontal bevel gear is meshed and connected with the vertical bevel gear, when the horizontal bevel gear rotates, the vertical bevel gear can be driven to rotate, thereby driving the spiral feeding assembly to rotate, and the concrete is transported by the rotation of the spiral feeding assembly.

[0014] 2. The utility model presses the pressing block downward, and the pressing block will drive the strip plate and the positioning protrusion to move downward. At the same time, the reset spring will shrink and shorten. The positioning protrusion moves downward and will be disengaged from the inside of the positioning recess at the bottom of the T-shaped slider. At this time, the positioning protrusion will no longer position the positioning recess at the bottom of the T-shaped slider. After that, the external limit assembly can be removed from the supporting assembly, and then the spiral feeding assembly can be maintained. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a structural schematic diagram of a concrete screw conveying mechanism of the utility model;

[0016] Figure 2 This is a schematic diagram of the structure of the support assembly of the utility model;

[0017] Figure 3 It is a cross-sectional view of the support assembly of the utility model;

[0018] Figure 4 This is a schematic diagram of the structure of the external limit assembly of the utility model;

[0019] Figure 5 It is a structural schematic diagram of the spiral feeding assembly of the utility model.

[0020] In the figure: 1. Support assembly; 101. Frame-type support base; 102. T-shaped slide groove; 103. Accommodating cavity; 104. Square through hole; 105. Strip plate; 106. Return spring; 107. Pressing block; 108. Positioning protrusion; 109. Motor support; 110. Driving motor; 111. Horizontal bevel gear; 2. External limit assembly; 201. External limit plate; 202. Shaft hole; 203. Fixed support plate; 204. T-shaped slider; 205. Feeding pipe; 206. Guide hole; 207. Guide column; 3. Screw feeding assembly; 301. Horizontal rotating shaft; 302. Threaded auger; 303. Connecting shaft; 304. Vertical bevel gear. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] like Figures 1 to 5 As shown, the utility model provides a concrete screw conveying mechanism, comprising a support assembly 1, an external limit assembly 2 is detachably mounted on the upper side of the support assembly 1, and a screw conveying assembly 3 is rotatably connected inside the external limit assembly 2;

[0023] The support assembly 1 includes a frame-shaped support base 101, on which four T-shaped slide grooves 102 are arranged in a rectangular shape, two accommodating cavities 103 are arranged inside the frame-shaped support base 101, and the accommodating cavities 103 are connected to the T-shaped slide grooves 102, and two square through holes are arranged in the middle of the upper surface of the frame-shaped support base 101.

[0024] 104, the square through hole 104 is connected to the accommodating chamber 103, and a strip plate 105 is arranged inside the accommodating chamber 103, and a return spring 106 is fixedly connected to the lower surface of the strip plate 105, and the bottom end of the return spring 106 is fixedly connected to the inner bottom surface of the accommodating chamber 103, and a lower pressing block 107 adapted to the square through hole 104 is fixedly installed in the middle of the upper surface of the strip plate 105, and the lower pressing block 107 is located inside the square through hole 104, and the lower pressing block 107 is used in conjunction with the square through hole 104, and a positioning protrusion 108 is fixedly installed at both ends of the upper surface of the strip plate 105, and the positioning protrusion 108 is inside the T-shaped slide groove 102, and a motor support 109 is fixedly installed on one side surface of the frame-type support base 101, and a driving motor 110 is fixedly installed on the motor support 109, and a horizontal bevel gear 111 is fixedly installed at the output end of the driving motor 110;

[0025] The external limiting assembly 2 includes two symmetrically arranged external limiting plates 201, both ends of the external limiting plates 201 are provided with an axial hole 202, two symmetrically arranged fixed support plates 203 are fixedly installed on the outer side of the external limiting plates 201, and a T-shaped slider 204 adapted to the T-shaped slide groove 102 is fixedly installed at the bottom end of the fixed support plate 203, the T-shaped slider 204 is located inside the T-shaped slide groove 102, and the T-shaped slider 204 slides with the T-shaped slide groove 102, and a lower material pipe 205 is fixedly connected to one side of the bottom end of the external limiting plate 201, a guide hole 206 is provided on one external limiting plate 201, and a guide column 207 adapted to the guide hole 206 is provided on the other external limiting plate 201, the guide column 207 is inserted into the corresponding guide hole 206, and the guide column 207 is connected to the guide hole 206 by snapping, and a positioning recess adapted to the positioning protrusion 108 is provided on the lower surface of the T-shaped slider 204;

[0026] The spiral feeding assembly 3 includes a horizontal rotating shaft 301, a threaded auger 302 is fixedly installed on the outer side of the horizontal rotating shaft 301, and a connecting shaft 303 adapted to the shaft hole 202 is fixedly installed at both ends of the horizontal rotating shaft 301. The connecting shaft 303 is located inside the shaft hole 202, and the connecting shaft 303 is rotatably matched with the shaft hole 202. A vertical bevel gear 304 meshing with the horizontal bevel gear 111 is fixedly installed on one end of the connecting shaft 303 away from the horizontal rotating shaft 301.

[0027] The working principle and use process of this utility model:

[0028] When it is necessary to use a concrete screw conveying mechanism of the utility model, the staff first starts the control switch of the driving motor 110, and drives the horizontal bevel gear 111 to rotate through the driving motor 110. Since the horizontal bevel gear 111 is meshed and connected with the vertical bevel gear 304, when the horizontal bevel gear 111 rotates, it can drive the vertical bevel gear 304 to rotate, thereby driving the spiral feeding assembly 3 to rotate, and the concrete is transported by the rotation of the spiral feeding assembly 3. In addition, when it is necessary to maintain the spiral feeding assembly 3, the lower pressing block 107 is pressed downward at this time, and the lower pressing block 107 will drive the strip plate 105 and the positioning protrusion 108 to move downward, and at the same time the reset spring 106 will shrink and shorten, and the positioning protrusion 108 will move downward and will disengage from the inside of the positioning recess at the bottom of the T-shaped slider 204. At this time, the positioning protrusion 108 will no longer position the positioning recess at the bottom of the T-shaped slider 204, and then the external limit assembly 2 can be removed from the support assembly 1, and then the spiral feeding assembly 3 can be maintained.

[0029] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0030] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A concrete screw conveying mechanism, comprising a support assembly (1), characterized in that: An external limiting component (2) is detachably mounted above the support component (1), and a spiral feeding component (3) is rotatably connected inside the external limiting component (2); The support assembly (1) comprises a frame-shaped support base (101), the frame-shaped support base (101) is provided with four T-shaped slide grooves (102) distributed in a rectangular shape, the frame-shaped support base (101) is provided with two accommodating chambers (103) inside, the accommodating chambers (103) are communicated with the T-shaped slide grooves (102), two square through holes (104) are provided in the middle of the upper surface of the frame-shaped support base (101), the square through holes (104) are communicated with the accommodating chamber (103), a strip plate (105) is provided inside the accommodating chamber (103), the strip plate (105) ) is fixedly connected to the lower surface of the frame-shaped support base (101) with a return spring (106), the bottom end of the return spring (106) is fixedly connected to the inner bottom surface of the accommodating cavity (103), both ends of the upper surface of the strip plate (105) are fixedly mounted with a positioning protrusion (108), the positioning protrusion (108) is located inside the T-shaped slide groove (102), a motor support (109) is fixedly mounted on one side surface of the frame-shaped support base (101), a driving motor (110) is fixedly mounted on the motor support (109), and a horizontal bevel gear (111) is fixedly mounted on the output end of the driving motor (110); The external limit assembly (2) comprises two symmetrically arranged external limit plates (201), each of the two ends of the external limit plates (201) being provided with an axial hole (202), two symmetrically arranged fixed support plates (203) being fixedly mounted on the outer side of the external limit plates (201), a T-shaped sliding block (204) adapted to the T-shaped sliding groove (102) being fixedly mounted on the bottom end of the fixed support plate (203), and a positioning recess adapted to the positioning protrusion (108) being provided on the lower surface of the T-shaped sliding block (204).

2. A concrete screw conveying mechanism according to claim 1, characterized in that: A pressing block (107) adapted to the square through hole (104) is fixedly mounted in the middle of the upper surface of the strip plate (105); the pressing block (107) is located inside the square through hole (104), and the pressing block (107) is used in conjunction with the square through hole (104).

3. A concrete screw conveying mechanism according to claim 2, characterized in that: The T-shaped sliding block (204) is located inside the T-shaped sliding groove (102), and the T-shaped sliding block (204) is slidably matched with the T-shaped sliding groove (102).

4. A concrete screw conveying mechanism according to claim 3, characterized in that: One side of the bottom end of the external limiting plate (201) is fixedly connected to a lower material pipe (205).

5. A concrete screw conveying mechanism according to claim 4, characterized in that: A guide hole (206) is provided on one of the external limiting plates (201), and a guide column (207) adapted to the guide hole (206) is provided on the other external limiting plate (201). The guide column (207) is inserted into the corresponding guide hole (206), and the guide column (207) is snap-fitted to the guide hole (206).

6. A concrete screw conveying mechanism according to claim 5, characterized in that: The screw feed assembly (3) comprises a horizontal rotating shaft (301), a threaded auger (302) is fixedly mounted on the outer side of the horizontal rotating shaft (301), a connecting shaft (303) adapted to the shaft hole (202) is fixedly mounted on both ends of the horizontal rotating shaft (301), the connecting shaft (303) is located inside the shaft hole (202), and the connecting shaft (303) is rotatably matched with the shaft hole (202), and a vertical bevel gear (304) meshing with the horizontal bevel gear (111) is fixedly mounted on one end of the connecting shaft (303) away from the horizontal rotating shaft (301).

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