Spiral feeding device for cement brick production

By introducing agitating shaft and round rod into the spiral loading device, the problem of plate bonding and blocking of cement brick raw materials with high humidity is solved, and effective dispersion and loading of cement brick raw materials is achieved, and production efficiency is improved.

CN222922301UActive Publication Date: 2025-05-30NANYANG CHUANHUI NEW BUILDING MATERIALS CO LTD
View PDF 0 Cites 0 Cited by

Patent Information

Application Number
CN202421573905.3
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-07-04
Publication Date
2025-05-30
Estimated Expiration
2034-07-04

AI Technical Summary

Technical Problem

When the existing spiral loading device treats cement brick raw materials with high humidity, it is easy to have problems of plate bonding and blocking of the feed port, which affects the production efficiency of cement bricks.

Method used

A spiral feeding device including agitating shaft and a round rod is designed. The agitating shaft and a round rod are rotated and pushed through the transmission assembly to effectively disperse the cement brick raw material inside the hopper and avoid plate bonding and blockage.

Benefits of technology

With good breaking effect, the device avoids the slab and blockage of raw materials and improves the production efficiency of cement bricks.

✦ Generated by Eureka AI based on patent content.

Smart Images

  • Figure CN222922301U_ABST
    Figure CN222922301U_ABST
Patent Text Reader

Abstract

The utility model discloses a spiral feeding device for cement brick production. The spiral feeding device comprises a rack and a transmission assembly. A conveying pipe is arranged in the middle of the rack, a spiral piece is rotationally connected into the conveying pipe through a bearing, a feeding hopper is arranged at the upper end in the rack, the lower end of the feeding hopper corresponds to a feeding opening in the lower end of the outer arc face of the conveying pipe, a supporting sleeve is arranged at the lower end of the right side wall of the feeding hopper, and a stirring shaft is rotationally connected to the middle of the supporting sleeve; uniformly distributed round bars are arranged at the left upper end of the outer arc surface of the stirring shaft; according to the spiral feeding device for cement brick production, the stirring shaft and the round rod can rotate and push, a good scattering effect is achieved on cement brick raw materials in the feeding hopper, the raw materials can be prevented from hardening, a feeding hole can be prevented from being blocked, and the spiral feeding device is suitable for cement brick production. And the production efficiency of the cement bricks is improved.
Need to check novelty before this filing date? Find Prior Art

Description

Technical Field

[0001] The utility model relates to the technical field of cement brick production, and specifically relates to a spiral feeding device for cement brick production. Background Technique

[0002] A cement brick refers to a new type of wall material made by using fly ash, coal cinder, coal gangue, tailings slag, chemical slag, or natural sand, sea mud, etc. (one or several of the above raw materials) as the main raw materials and using cement as a setting agent without high-temperature calcination. During the production process of cement bricks, a spiral feeding device will be used to add raw materials into the production device. The existing spiral feeding device generally consists of a feeding hopper, a conveying pipe, spiral blades, and a driving component, etc. During use, the raw materials are added into the feeding hopper, and the raw materials flow from the lower end of the feeding hopper into the conveying pipe. The rotating spiral blades output the materials. During use, the raw materials are temporarily stored in the feeding hopper, with a large upper opening and a small lower opening, and fall by gravity. Generally, there is a lack of a dispersing component inside. When the humidity of the raw materials is relatively high, there will be defects such as caking and blocking of the feeding port, which will affect the production efficiency of cement bricks. Content of the Utility Model

[0003] The technical problem to be solved by the utility model is to overcome the existing defects, provide a spiral feeding device for cement brick production, the stirring shaft and the round rod can rotate and push, which has a good dispersing effect on the cement brick raw materials inside the feeding hopper, can avoid caking of the raw materials and blocking of the feeding holes, and improves the production efficiency of cement bricks, and can effectively solve the problems in the background technique.

[0004] To achieve the above purpose, the utility model provides the following technical solution: A spiral feeding device for cement brick production, including a frame and a transmission component;

[0005] Frame: A conveying pipe is provided in the middle of it. The spiral blades are rotatably connected to the inside of the conveying pipe through bearings. An upper end inside the frame is provided with a feeding hopper. The lower end of the feeding hopper corresponds to the feeding port at the lower end of the outer arc surface of the conveying pipe. A support sleeve is provided at the lower end of the right side wall of the feeding hopper. A stirring shaft is rotatably connected to the middle of the support sleeve. Uniformly distributed round rods are provided at the upper left end of the outer arc surface of the stirring shaft;

[0006] Transmission component: It is arranged at the lower right end inside the frame. The lower right ends of the stirring shaft and the spiral blades are both cooperatively arranged with the transmission component. During use, the stirring shaft and the round rod can rotate and push, which has a good dispersing effect on the cement brick raw materials inside the feeding hopper, can avoid caking of the raw materials and blocking of the feeding holes, and thus has a good feeding effect on the cement brick raw materials and improves the production efficiency of cement bricks.

[0007] Furthermore, the transmission assembly includes a support base, a transmission shaft, a spline shaft, and a spline sleeve. The support base is arranged at the lower right end inside the frame. The middle of the support base is rotatably connected with the transmission shaft through a bearing. A spline shaft is provided at the upper end of the transmission shaft, and a spline sleeve is provided at the lower end of the stirring shaft. The spline sleeve is slidably connected with the spline shaft, facilitating the drive of the stirring shaft.

[0008] Furthermore, the transmission assembly further includes a guide groove and a guide rod. The guide groove is formed on the outer arc surface of the spline sleeve, and a guide rod is provided at the upper end of the support base. The lower end of the guide rod is slidably connected with the guide groove, facilitating the control of the axial movement of the spline sleeve.

[0009] Furthermore, the transmission assembly further includes a first synchronous pulley and a second synchronous pulley. The first synchronous pulley is arranged in the middle of the transmission shaft, and the second synchronous pulley is arranged at the lower end of the spiral blade. The first synchronous pulley and the second synchronous pulley are connected by a synchronous belt for transmission, facilitating the drive of the transmission shaft.

[0010] Furthermore, a protective shell is provided in the middle of the outer arc surface of the stirring shaft, and a sealing ring is provided at the upper end of the support sleeve. The outer arc surfaces of the support sleeve and the sealing ring are both slidably connected with the inner arc surface of the protective shell, providing protection and sealing for the connection between the stirring shaft and the support sleeve.

[0011] Furthermore, a motor is provided at the front end inside the frame. A second pulley is provided on the output shaft of the motor, and a first pulley is provided at the lower end of the spiral blade. The first pulley and the second pulley are connected by a belt for transmission. A control switch is provided on the front side of the frame, and the input end of the motor is electrically connected to the output end of the control switch, facilitating the drive of the spiral blade.

[0012] Furthermore, a half-cone shell is provided at the lower end of the discharge port at the upper left end of the feed pipe, facilitating the dispersed falling of the raw materials.

[0013] Compared with the prior art, the beneficial effects of the present utility model are as follows: The spiral feeding device for cement brick production has the following advantages:

[0014] The spiral piece drives the synchronous pulley 2 to rotate, and the synchronous pulley 2 drives the transmission shaft to rotate through the synchronous belt and the synchronous pulley 1. The transmission shaft drives the spline sleeve to rotate through the spline shaft, and the spline sleeve drives the stirring shaft and the round rod to rotate. During the rotation of the spline sleeve, the guide rod and the guide groove slide relative to each other. The guide groove is composed of two symmetrical spiral grooves connected end to end to form a closed annular groove. The guide rod will move the spline sleeve to drive the stirring shaft to slide back and forth along the support sleeve. Then, during the rotation of the round rod around the stirring shaft, it can also move back and forth along the direction of the axis of the stirring shaft to add cement brick raw materials to the inside of the feed hopper. During use, the stirring shaft and the round rod can rotate and push, which has a good breaking up effect on the cement brick raw materials inside the feed hopper, can avoid the compaction of the raw materials and the blockage of the feed hole, and then has a good feeding effect on the cement brick raw materials, thereby improving the production efficiency of cement bricks. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 It is a cross-sectional structural schematic diagram of the transmission assembly of the utility model;

[0017] Figure 3 This is an enlarged structural diagram of the utility model at A;

[0018] Figure 4 It is a structural schematic diagram of the spline sleeve of the utility model.

[0019] In the figure: 1 frame, 2 feed pipe, 3 feed hopper, 4 control switch, 5 spiral sheet, 6 support sleeve, 7 stirring shaft, 8 round rod, 9 transmission assembly, 91 support seat, 92 transmission shaft, 93 spline shaft, 94 spline sleeve, 95 guide groove, 96 guide rod, 97 synchronous pulley 1, 98 synchronous pulley 2, 10 motor, 11 pulley 2, 12 pulley 1, 13 half cone shell, 14 protective shell, 15 sealing ring. DETAILED DESCRIPTION

[0020] 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.

[0021] See also Figures 1-4 , This embodiment provides a technical solution: a spiral feeding device for cement brick production, comprising a frame 1 and a transmission assembly 9;

[0022] Frame 1: A feeding pipe 2 is provided in the middle thereof. The frame 1 provides an installation position for other components. A spiral blade 5 is rotatably connected inside the feeding pipe 2 through a bearing. Loose raw materials for cement bricks enter the inside of the feeding pipe 2. The rotating spiral blade 5 pushes the raw materials to move upward along the feeding pipe 2 and then flows out from the upper discharge port. An inlet hopper 3 is provided at the upper end inside the frame 1. The lower end of the inlet hopper 3 corresponds to the inlet of the outer arc surface at the lower end of the feeding pipe 2. The raw materials for cement bricks are added into the inside of the inlet hopper 3. A support sleeve 6 is provided at the lower end of the right side wall of the inlet hopper 3. A stirring shaft 7 is rotatably connected in the middle of the support sleeve 6. The stirring shaft 7 can rotate and slide in the support sleeve 6. Uniformly distributed round bars 8 are provided at the upper left end of the outer arc surface of the stirring shaft 7. During the rotation of the round bars 8 around the stirring shaft 7, they can also move reciprocally along the axial direction of the stirring shaft 7. The round bars 8 have a good effect of dispersing the raw materials for cement bricks. A protective shell 14 is provided in the middle of the outer arc surface of the stirring shaft 7. A sealing ring 15 is provided at the upper end of the support sleeve 6. The outer arc surfaces of the support sleeve 6 and the sealing ring 15 are both slidably connected to the inner arc surface of the protective shell 14. The protective shell 14 protects the connection between the stirring shaft 7 and the support sleeve 6. The sealing ring 15 is a nylon sealing ring, which improves the sealing performance at the connection between the protective shell 14 and the support sleeve 6 and prevents the entry of dust. A motor 10 is provided at the front end inside the frame 1. A pulley two 11 is provided on the output shaft of the motor 10. A pulley one 12 is provided at the lower end of the spiral blade 5. The pulley one 12 and the pulley two 11 are connected by a belt for belt drive. A control switch 4 is provided on the front side of the frame 1. The input end of the motor 10 is electrically connected to the output end of the control switch 4. By adjusting the control switch 4, the motor 10 operates. The output shaft of the motor 10 drives the pulley one 12 to rotate. The pulley one 12 drives the spiral blade 5 to rotate through the belt and the pulley two 11. A half-cone shell 13 is provided at the lower end of the discharge port at the upper left end of the feeding pipe 2. The half-cone shell 13 guides the flowing raw materials. The raw materials fall in a fan shape into the inside of the cement brick production device, which is convenient for mixing and stirring during the raw material production process;

[0023] Transmission assembly 9: It is arranged at the lower right end inside the frame 1. The lower right ends of the stirring shaft 7 and the spiral blade 5 are both arranged in cooperation with the transmission assembly 9. The transmission assembly 9 includes a support seat 91, a transmission shaft 92, a spline shaft 93 and a spline sleeve 94. The support seat 91 is arranged at the lower right end inside the frame 1. The middle part of the support seat 91 is rotatably connected with the transmission shaft 92 through a bearing. The support seat 91 provides an installation position for other components. The upper end of the transmission shaft 92 is provided with a spline shaft 93, and the lower end of the stirring shaft 7 is provided with a spline sleeve 94. The spline sleeve 94 is slidably connected with the spline shaft 93. The transmission shaft 92 drives the spline sleeve 94 to rotate through the spline shaft 93, and the spline sleeve 94 drives the stirring shaft 7 and the round rod 8 to rotate. The transmission assembly 9 also includes a guide groove 95 and a guide rod 96. The guide groove 95 is opened on the spline sleeve 94. On the outer arc surface, a guide rod 96 is provided at the upper end of the support seat 91, and the lower end of the guide rod 96 is slidably connected to the guide groove 95. During the rotation of the spline sleeve 94, the guide rod 96 and the guide groove 95 slide relative to each other. The guide groove 95 is composed of two symmetrical spiral grooves connected end to end to form a closed annular groove. The guide rod 96 will move the spline sleeve 94 to drive the stirring shaft 7 to slide back and forth along the support sleeve 6. The transmission assembly 9 also includes a synchronous pulley 1 97 and a synchronous pulley 2 98. The synchronous pulley 1 97 is arranged in the middle of the transmission shaft 92, and the synchronous pulley 2 98 is arranged at the lower end of the spiral sheet 5. The synchronous pulley 1 97 is connected to the synchronous pulley 2 98 through a synchronous belt transmission. The spiral sheet 5 drives the synchronous pulley 2 98 to rotate, and the synchronous pulley 2 98 drives the transmission shaft 92 to rotate through the synchronous belt and the synchronous pulley 1 97.

[0024] The working principle of the spiral feeding device for cement brick production provided by the utility model is as follows: when in use, the control switch 4 is adjusted, the motor 10 is running, the output shaft of the motor 10 drives the pulley 12 to rotate, the pulley 12 drives the spiral piece 5 to rotate through the belt and the pulley 2 11, the spiral piece 5 drives the synchronous pulley 2 98 to rotate, the synchronous pulley 2 98 drives the transmission shaft 92 to rotate through the synchronous belt and the synchronous pulley 1 97, the transmission shaft 92 drives the spline sleeve 94 to rotate through the spline shaft 93, the spline sleeve 94 drives the stirring shaft 7 and the round rod 8 to rotate, and during the rotation of the spline sleeve 94, the guide rod 96 and the guide groove 95 slide relative to each other, and the guide groove 95 consists of two symmetrical spiral grooves. The two ends are connected to form a closed annular groove, and the guide rod 96 will move the spline sleeve 94 to drive the stirring shaft 7 to slide back and forth along the support sleeve 6. Then, while the round rod 8 rotates around the stirring shaft 7, it can also move back and forth along the axis of the stirring shaft 7 to add the cement brick raw materials to the inside of the feed hopper 3, and then the round rod 8 has a good breaking up effect on the cement brick raw materials, and the loose cement brick raw materials enter the inside of the feed pipe 2. The rotating spiral blades 5 push the raw materials to move upward along the feed pipe 2, and then flow out from the upper discharge port. The half-conical shell 13 guides the outflowing raw materials, and the raw materials fall into the interior of the cement brick production device in a fan shape, thereby facilitating the mixing and stirring of the raw materials during the production process.

[0025] It should be noted that the motor 10 disclosed in the above embodiments can be freely configured according to the actual application scenario. The motor 10 can be a gear reduction motor with the model number TCH32-2200. A switch button corresponding to the motor 10 for controlling its switching operation is provided on the control switch 4.

[0026] The above are only the embodiments of the present invention, and do not limit the patent scope of the present invention accordingly. Any equivalent structure or equivalent process transformation made by using the content of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, shall be equally included in the patent protection scope of the present invention.

Claims

1. A spiral feeding device for cement brick production, characterized in that: It comprises a frame (1) and a transmission assembly (9); A frame (1): a material delivery pipe (2) is provided in the middle thereof, a spiral sheet (5) is rotatably connected to the inside of the material delivery pipe (2) via a bearing, a feed hopper (3) is provided at the upper end of the inside of the frame (1), the lower end of the feed hopper (3) corresponds to the feed opening at the lower end of the outer arc surface of the material delivery pipe (2), a support sleeve (6) is provided at the lower end of the right side wall of the feed hopper (3), a stirring shaft (7) is rotatably connected to the middle of the support sleeve (6), and round rods (8) are evenly distributed at the upper left end of the outer arc surface of the stirring shaft (7); Transmission assembly (9): arranged at the lower right end inside the frame (1), and the lower right ends of the stirring shaft (7) and the spiral blade (5) are both arranged in cooperation with the transmission assembly (9).

2. The spiral feeding device for cement brick production according to claim 1 is characterized in that: The transmission assembly (9) comprises a support seat (91), a transmission shaft (92), a spline shaft (93) and a spline sleeve (94); the support seat (91) is arranged at the lower right end inside the frame (1); the middle part of the support seat (91) is rotatably connected to the transmission shaft (92) via a bearing; the upper end of the transmission shaft (92) is provided with a spline shaft (93); the lower end of the stirring shaft (7) is provided with a spline sleeve (94); and the spline sleeve (94) is slidably connected to the spline shaft (93).

3. A spiral feeding device for cement brick production according to claim 2, characterized in that: The transmission assembly (9) further comprises a guide groove (95) and a guide rod (96); the guide groove (95) is formed on the outer arc surface of the spline sleeve (94); the upper end of the support seat (91) is provided with the guide rod (96); the lower end of the guide rod (96) is slidably connected to the guide groove (95).

4. The spiral feeding device for cement brick production according to claim 2 is characterized in that: The transmission assembly (9) further comprises a synchronous pulley 1 (97) and a synchronous pulley 2 (98), wherein the synchronous pulley 1 (97) is arranged at the middle of the transmission shaft (92), and the synchronous pulley 2 (98) is arranged at the lower end of the spiral sheet (5), and the synchronous pulley 1 (97) and the synchronous pulley 2 (98) are connected via a synchronous belt transmission.

5. The spiral feeding device for cement brick production according to claim 1 is characterized in that: A protective shell (14) is provided in the middle of the outer arc surface of the stirring shaft (7), and a sealing ring (15) is provided at the upper end of the support sleeve (6). The outer arc surfaces of the support sleeve (6) and the sealing ring (15) are both slidably connected to the inner arc surface of the protective shell (14).

6. The spiral feeding device for cement brick production according to claim 1 is characterized in that: A motor (10) is provided at the front end of the frame (1), a second pulley (11) is provided on the output shaft of the motor (10), a first pulley (12) is provided at the lower end of the spiral sheet (5), the first pulley (12) is connected to the second pulley (11) through a belt transmission, a control switch (4) is provided on the front side of the frame (1), and the input end of the motor (10) is electrically connected to the output end of the control switch (4).

7. The spiral feeding device for cement brick production according to claim 1 is characterized by: A half-conical shell (13) is provided at the lower end of the discharge port at the upper left end of the conveying pipe (2).