Discharge device of dry-mixed mortar production equipment

By designing an auxiliary scraping mechanism in the dry mortar production equipment, and utilizing an inclined scraper and transmission components, the problem of clogging of the discharge cylinder caused by dry mortar adhesion was solved, thus achieving smooth discharge and improved discharge efficiency.

CN224544930UActive Publication Date: 2026-07-24SHANDONG HENGLAN BUILDING MATERIALS CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
SHANDONG HENGLAN BUILDING MATERIALS CO LTD
Filing Date
2025-04-27
Publication Date
2026-07-24

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Abstract

The utility model relates to dry -mixed mortar technical field, and disclose a dry -mixed mortar production equipment discharge device. Including equipment body, the equipment body bottom fixedly connected with the discharge cylinder, the equipment body is connected with the discharge cylinder inside, the discharge cylinder bottom end outer wall fixedly connected with the lantern ring, the discharge cylinder inside is provided with the auxiliary scraping mechanism, the auxiliary scraping mechanism includes the first pulley rotationally connected in the lantern ring bottom, the first pulley bottom even fixedly connected with four rectangle blocks in annular orientation, four rectangle blocks bottom fixedly connected with the support frame, the support frame top end is located in the discharge cylinder inside, the support frame top end side wall symmetry fixedly connected with two first branch rods, two first branch rods are close to the discharge cylinder inboard wall one side bottom all hinged with the scraping plate. The utility model maintains the discharge cylinder inside passage unobstructed, can promote dry -mixed mortar discharge speed, reduces the probability that the discharge cylinder inside passage is blocked, promotes the discharge efficiency.
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Description

Technical Field

[0001] This utility model relates to the field of dry mortar technology, specifically to a discharge device for dry mortar production equipment. Background Technology

[0002] Dry mortar is made by mixing cement, sand and thickener in a certain proportion. It has good adhesion and compressive strength, making it a high-performance and easy-to-construct building material. It is widely used in masonry, plastering, floor leveling and waterproofing. Through strict quality control and advanced production technology, the performance stability and construction quality of dry mortar can be ensured.

[0003] During the discharge of dry mortar through the discharge cylinder, a small amount of dry mortar will adhere to the inner wall of the discharge cylinder. If it is not removed in time, it will reduce the internal channel space of the discharge cylinder after the dry mortar dries, affecting the discharge speed of the dry mortar. In severe cases, it will directly cause blockage of the internal channel of the discharge cylinder, which will not be conducive to the smooth progress of the discharge work. Utility Model Content

[0004] The purpose of this utility model is to provide a discharge device for dry mortar production equipment to solve the problems mentioned in the background art.

[0005] To achieve the above objectives, this utility model provides a discharge device for a dry mortar production equipment, comprising a device body, a discharge cylinder fixedly connected to the bottom of the device body, the device body communicating with the interior of the discharge cylinder, a collar fixedly connected to the outer wall of the bottom end of the discharge cylinder, an auxiliary scraping mechanism provided inside the discharge cylinder, the auxiliary scraping mechanism including a first pulley rotatably connected to the bottom of the collar, four rectangular blocks evenly fixedly connected to the bottom of the first pulley in a circumferential orientation, a support frame fixedly connected to the bottom of the four rectangular blocks, the top of the support frame located inside the discharge cylinder, two first support rods symmetrically fixedly connected to the side wall of the top of the support frame, a scraping plate hinged to the bottom of each of the two first support rods near the inner side wall of the discharge cylinder, and a transmission assembly provided on the outer wall of the first pulley.

[0006] As a further improvement to this technical solution, both scraper blades are inclined at the inner wall of the discharge cylinder, and the sides of both scraper blades abut against the inner wall of the discharge cylinder. Torsion springs are fitted inside the hinge joint between the top of both scraper blades and the bottom of the first support rod.

[0007] As a further improvement to this technical solution, control rods are fixedly connected to the bottom of both scraping plates. The contours of the two control rods near the inner wall of the first pulley are both arc-shaped. Several arc-shaped protrusions are evenly fixedly connected to the inner wall of the first pulley in a circumferential orientation. The arc-shaped ends of the two control rods abut against the multiple arc-shaped protrusions.

[0008] As a further improvement to this technical solution, a crossbar is fixedly connected to the bottom side wall of the device body, and the transmission assembly includes a motor fixedly connected to the top of the crossbar. The output shaft of the motor is provided through the inner wall of the crossbar, and a second pulley is fixedly connected to the output shaft of the motor. A synchronous belt is connected between the outer wall of the top of the first pulley and the second pulley.

[0009] As a further improvement to this technical solution, two second support rods are symmetrically fixedly connected to the top side wall of the support frame, and several stirring rods are uniformly fixedly connected to the bottom of the two second support rods.

[0010] Compared with the prior art, the beneficial effects of this utility model are as follows:

[0011] In the discharge device of this dry mortar production equipment, an auxiliary scraping mechanism is set up to scrape off the adhering dry mortar using an inclined scraping plate, which avoids the problem of the dry mortar being difficult to clean after drying. At the same time, it keeps the internal channel of the discharge cylinder unobstructed, which can increase the discharge speed of dry mortar, reduce the probability of blockage in the internal channel of the discharge cylinder, and improve the discharge efficiency. Attached Figure Description

[0012] Figure 1 This is a schematic diagram of the overall structure of this utility model;

[0013] Figure 2 This is a three-dimensional side view of the relevant components at the discharge cylinder of the utility model.

[0014] Figure 3 A three-dimensional structural diagram of the relevant components of the auxiliary scraping mechanism of the utility model;

[0015] Figure 4 This is a three-dimensional structural diagram of the relevant components of the scraping plate of the utility model.

[0016] The meanings of the labels in the diagram are as follows:

[0017] 1. Equipment body; 2. Discharge cylinder; 3. Collar; 4. Auxiliary scraping mechanism; 41. First pulley; 42. Rectangular block; 43. Support frame; 44. First support rod; 45. Scraper plate; 51. Control rod; 52. Arc-shaped protrusion; 61. Motor; 62. Second pulley; 63. Synchronous belt; 71. Second support rod; 72. Stirring rod. Detailed Implementation

[0018] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0019] In the description of this utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., indicating the orientation or positional relationship are based on the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing this utility model and simplifying the description, and are not intended to indicate or imply that the device or component referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model.

[0020] Example 1

[0021] Please see Figures 1-4 As shown, this embodiment provides a discharge device for a dry mortar production equipment, including a device body 1. A discharge cylinder 2 is fixedly connected to the bottom of the device body 1, and the device body 1 communicates with the discharge cylinder 2. A collar 3 is fixedly connected to the outer wall of the bottom end of the discharge cylinder 2. After the dry mortar is mixed by the device body 1, it is discharged through the discharge cylinder 2. An auxiliary scraping mechanism 4 is provided inside the discharge cylinder 2. The auxiliary scraping mechanism 4 includes a first pulley 41 rotatably connected to the bottom of the collar 3. Four rectangular blocks 42 are evenly fixedly connected to the bottom of the first pulley 41 in a circumferential orientation. A support frame 43 is fixedly connected to the bottom of the four rectangular blocks 42. The top of the support frame 43 is located inside the discharge cylinder 2. Two first support rods 44 are symmetrically fixedly connected to the side wall of the top of the support frame 43. The bottom of the two first support rods 44 near the inner side wall of the discharge cylinder 2 is hinged. The discharge cylinder 2 is equipped with two scraper plates 45. A transmission assembly is provided on the outer wall of the first pulley 41. Both scraper plates 45 are inclined at the inner wall of the discharge cylinder 2. Under the action of the first pulley 41 and the transmission assembly, they rotate at the bottom of the collar 3, which can drive the support frame 43 to rotate synchronously inside the discharge cylinder 2. The first support rod 44 supports the scraper plates 45, so that the scraper plates 45 in the inclined state are always in contact with the inner wall of the discharge cylinder 2. As the support frame 43 rotates slowly, the scraper plates 45 can circulate and scrape off the dry mortar adhering to the inner wall of the discharge cylinder 2. By scraping off the dry mortar adhering to the discharge cylinder 2, the problem of the dry mortar being difficult to clean after drying is avoided. At the same time, the internal channel of the discharge cylinder 2 is kept unobstructed, which can increase the discharge speed of dry mortar, reduce the probability of blockage in the internal channel of the discharge cylinder 2, and improve the discharge efficiency.

[0022] Both scraper blades 45 have their sides in contact with the inner wall of the discharge cylinder 2. Torsion springs are fitted inside the hinge joint between the top of each scraper blade 45 and the bottom of the first support rod 44. Control rods 51 are fixedly connected to the bottom of each scraper blade 45. The ends of the control rods 51 closest to the inner wall of the first pulley 41 are arc-shaped. Several arc-shaped protrusions 52 are evenly fixed to the inner wall of the first pulley 41 in a circumferential arrangement. The arc-shaped ends of the control rods 51 engage with these protrusions. Initially, the torsion springs inside the hinge joint between the top of the scraper blade 45 and the bottom of the first support rod 44 are uncompressed, ensuring that the scraper blade 45 remains in contact with the inner wall of the discharge cylinder 2. As the control rods 51 follow the scraper blades 45 and the first support rod 44... 4. When the control rod 51 moves in a circular motion inside the discharge cylinder 2, the arc-shaped end of the control rod 51 will come into contact with the arc-shaped protrusion 52, which will push the control rod 51 away from the inner wall of the discharge cylinder 2. This will cause the control rod 51 to swing along the bottom of the first support rod 44 and simultaneously squeeze the torsion spring. Then, when the control rod 51 separates from the arc-shaped protrusion 52, the torsion spring will rebound and cause the scraper 45 to quickly return to its original position at the bottom of the first support rod 44. The above process is repeated, so that the scraper 45 generates a vibration effect while rotating and scraping inside the discharge cylinder 2. This will prevent the scraped dry mortar from adhering to the surface of the scraper 45, keep the surface of the scraper 45 clean, and improve the scraping effect.

[0023] A crossbar is fixedly connected to the bottom side wall of the equipment body 1. The transmission assembly includes a motor 61 fixedly connected to the top of the crossbar. The output shaft of the motor 61 is set through the inner wall of the crossbar. A second pulley 62 is fixedly connected to the output shaft of the motor 61. A synchronous belt 63 is connected between the outer wall of the top of the first pulley 41 and the second pulley 62. The crossbar supports and fixes the motor 61. When the dry mortar is discharged through the discharge cylinder 2, the motor 61 is started by pressing the button, so that the output shaft of the motor 61 drives the second pulley 62 to rotate. At the same time, the synchronous belt 63 drives the first pulley 41 to rotate at the bottom of the collar 3, thus realizing the rotation of the first pulley 41. The purpose of the scraper 45 rotating inside the discharge cylinder 2 is to, in addition, allow the motor 61 to rotate in both directions, so that the scraper 45 in the inclined state can scrape off the dry mortar adhering to the inner wall of the discharge cylinder 2 from two directions, thereby improving the scraping efficiency. Two second support rods 71 ​​are symmetrically fixedly connected to the top side wall of the support frame 43, and several stirring rods 72 are evenly fixedly connected to the bottom of the two second support rods 71. By using the support frame 43 to rotate the second support rods 71 ​​and stirring rods 72, the dry mortar discharged through the discharge cylinder 2 is subjected to secondary stirring, ensuring that the internal channel of the discharge cylinder 2 is unobstructed and avoiding the reduction of the dry mortar flow rate, which would affect the discharge speed.

[0024] The foregoing has shown and described the basic principles, main features, and advantages of this utility model. Those skilled in the art should understand that this utility model is not limited to the above embodiments. The embodiments and descriptions in the specification are merely preferred examples and are not intended to limit the utility model. Various changes and modifications can be made to this utility model without departing from its spirit and scope, and all such changes and modifications fall within the scope of the claimed utility model. The scope of protection of this utility model is defined by the appended claims and their equivalents.

Claims

1. A discharge device for a dry mortar production equipment, comprising a main body (1), wherein a discharge cylinder (2) is fixedly connected to the bottom of the main body (1), and the main body (1) and the discharge cylinder (2) are internally connected, characterized in that: A collar (3) is fixedly connected to the outer wall of the bottom end of the discharge cylinder (2). An auxiliary scraping mechanism (4) is provided inside the discharge cylinder (2). The auxiliary scraping mechanism (4) includes a first pulley (41) rotatably connected to the bottom of the collar (3). Four rectangular blocks (42) are evenly fixedly connected to the bottom of the first pulley (41) in a ring orientation. A support frame (43) is fixedly connected to the bottom of the four rectangular blocks (42). The top of the support frame (43) is located inside the discharge cylinder (2). Two first support rods (44) are symmetrically fixedly connected to the side wall of the top of the support frame (43). A scraping plate (45) is hinged to the bottom of the two first support rods (44) on the side closest to the inner side wall of the discharge cylinder (2). A transmission component is provided on the outer wall of the first pulley (41).

2. The discharge device of the dry mortar production equipment according to claim 1, characterized in that: Both scraper blades (45) are inclined at the inner wall of the discharge cylinder (2), and the sides of both scraper blades (45) abut against the inner wall of the discharge cylinder (2). Torsion springs are fitted inside the hinge joint between the top of the two scraper blades (45) and the bottom of the first support rod (44).

3. The discharge device of the dry mortar production equipment according to claim 1, characterized in that: Both scraping plates (45) are fixedly connected to the bottom of a control rod (51). The two control rods (51) are both arc-shaped at the end near the inner wall of the first pulley (41). The inner wall of the first pulley (41) is evenly fixedly connected with several arc-shaped protrusions (52) in a ring orientation. The arc-shaped ends of the two control rods (51) abut against the multiple arc-shaped protrusions (52).

4. The discharge device of the dry mortar production equipment according to claim 1, characterized in that: A crossbar is fixedly connected to the bottom side wall of the device body (1). The transmission assembly includes a motor (61) fixedly connected to the top of the crossbar. The output shaft of the motor (61) is set through the inner wall of the crossbar. A second pulley (62) is fixedly connected to the output shaft of the motor (61). A synchronous belt (63) is connected between the outer wall of the top of the first pulley (41) and the second pulley (62).

5. The discharge device of the dry mortar production equipment according to claim 1, characterized in that: The support frame (43) has two second support rods (71) symmetrically fixedly connected to the top side wall, and several stirring rods (72) are evenly fixedly connected to the bottom of the two second support rods (71).