Air drying cylinder structure for production of retard-bonded steel strand

Abstract

The utility model discloses an air-drying cylinder structure for production of retard-bonded steel strands, which relates to the technical field of production of steel strands and adopts the technical scheme that the air-drying cylinder structure comprises a protective cover, a left side plate and a right side plate are fixedly arranged on two sides of the protective cover respectively, an air-drying cylinder is fixedly inserted into the left side plate and the right side plate, and an air-drying component is arranged outside the air-drying cylinder. The air drying cylinder structure for production of the slow-bonding steel strand has the beneficial effects that the left annular plate rotates to enable the air outlet box to rotate along the outer portion of the air drying cylinder, wind force blown into the air drying cylinder from the inner portion of the air outlet box is matched, and the outer portion of the steel strand is comprehensively blown and air-dried; the steel strand air-drying device has the advantages that the steel strand air-drying is uniform, the air-drying effect is improved, the connecting ring can rotate in the air inlet ring box, and the opening of the air inlet ring box is connected, so that air entering the air inlet ring box can only enter the air outlet box, and waste caused by air leakage is prevented.

Description

Technical Field

[0001] The utility model relates to the technical field of steel strand production, in particular to an air drying drum structure for slow-bonding steel strand production. Background Art

[0002] Prestressed steel strands can be divided into several types: smooth steel strands, notched steel strands, die-drawn steel strands and epoxy-coated steel strands. Among them, epoxy-coated prestressed steel strands have good anti-corrosion and anti-fatigue properties and are widely used in the field of bridge construction. After spraying the coating, the steel strands need to be air-dried through an air-drying device.

[0003] Existing steel strand air-drying devices mostly blow towards the steel strands at a fixed position, which easily causes the steel strands to have wind-exposed areas, resulting in uneven drying of the steel strands and failure to perform more complete treatment of the steel strands, resulting in low drying efficiency and poor effect, and failing to meet the needs of users well. Utility Model Content

[0004] To this end, the utility model provides an air drying cylinder structure for the production of slow-bonding steel strands. Through the air drying components, it solves the problem that most steel strand air drying devices blow towards the steel strands at a fixed position, which easily causes the steel strands to have wind-affected areas, resulting in uneven drying of the steel strands.

[0005] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: a kind of air-drying cylinder structure for the production of slow-bonding steel strands, comprising a protective cover, a left side plate and a right side plate are respectively fixedly provided on both sides of the protective cover, an air-drying cylinder is fixedly inserted inside the left side plate and the right side plate, an air-drying assembly is provided on the outside of the air-drying cylinder, and the air-drying assembly comprises an air outlet box, the air outlet box is arranged on the top of the air-drying cylinder, a left ring plate and a right ring plate are respectively fixedly provided at both ends of the air outlet box, a driving unit is provided on the outside of the left ring plate, an air outlet mesh plate is opened at the bottom of the air outlet box, a connecting ring is fixedly provided on the outside of the air outlet box, an air inlet ring box is sleeved on the outside of the connecting ring, and an air inlet pipe is fixedly provided on the top of the air inlet ring box.

[0006] Preferably, the driving unit includes a motor, the motor is fixedly arranged on one side of the left side plate, a rotating shaft is fixedly arranged on the output end of the motor, a gear is fixedly sleeved outside the rotating shaft, a gear ring is provided on one side of the gear, and the gear ring is fixedly sleeved outside the left ring plate.

[0007] Preferably, the rotating shaft passes through the left side plate and is connected to the left side plate via a bearing.

[0008] Preferably, the left ring plate is sleeved on the outside of the air-drying cylinder and is connected to the air-drying cylinder through a bearing.

[0009] Preferably, the right ring plate is sleeved on the outside of the air-drying cylinder and is connected to the air-drying cylinder through a bearing.

[0010] Preferably, the connecting ring is arranged inside the air inlet ring box and is connected to the air inlet ring box via a sealing bearing.

[0011] Preferably, fixing columns are fixedly provided on both sides of the air inlet ring box, and the two fixing columns are fixedly connected to the two side walls of the protective cover respectively.

[0012] Preferably, the air inlet pipe extends out of the protective cover and is fixedly connected to the top of the protective cover.

[0013] The utility model embodiment has the following advantages:

[0014] 1. The left ring plate rotates to make the air outlet box rotate along the outside of the air drying cylinder, and the wind force blown from the inside of the air outlet box into the inside of the air drying cylinder is used to blow and dry the outside of the steel strands, so that the steel strands are dried evenly and the drying effect is improved;

[0015] 2. The air inlet ring box is connected to the sealing bearing of the connecting ring so that the connecting ring can rotate inside the air inlet ring box. At the same time, the opening of the air inlet ring box is connected so that the wind entering the air inlet ring box can only enter the air outlet box, preventing waste caused by wind leakage. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the implementation of the utility model or the technical solution in the prior art, the following is a brief introduction to the drawings required for the implementation or the prior art description. Obviously, the drawings in the following description are only exemplary, and for ordinary technicians in this field, other implementation drawings can be derived from the provided drawings without creative work.

[0017] The structures, proportions, sizes, etc. illustrated in this specification are only used to match the contents disclosed in the specification so as to facilitate understanding and reading by persons familiar with the technology. They are not used to limit the conditions under which the present invention can be implemented, and therefore have no substantial technical significance. Any structural modification, change in proportion or adjustment of size shall still fall within the scope of the technical contents disclosed in the present invention without affecting the effects and purposes that can be achieved by the present invention.

[0018] Figure 1 The overall structural diagram provided by the utility model;

[0019] Figure 2 A main partial cutaway stereogram provided by the utility model;

[0020] Figure 3 A partial cutaway stereoscopic view of the protective cover provided by the utility model;

[0021] Figure 4A sectional stereoscopic view of the air-drying component provided by the utility model;

[0022] Figure 5 A cutaway stereoscopic view of the air-drying assembly provided by the utility model;

[0023] Figure 6 This is a stereoscopic diagram of the connection relationship between the connecting ring and the air inlet ring provided by the utility model.

[0024] In the figure: 1 protective cover, 2 left side plate, 3 right side plate, 4 air drying cylinder, 5 motor, 6 rotating shaft, 7 gear, 8 gear ring, 9 left ring plate, 10 air outlet box, 11 right ring plate, 12 air outlet mesh plate, 13 connecting ring, 14 air inlet ring box, 15 air inlet pipe, 16 fixing column. DETAILED DESCRIPTION

[0025] The following is a specific embodiment of the present invention. People familiar with the technology can easily understand the other advantages and functions of the present invention from the contents disclosed in this specification. Obviously, the described embodiment is a part of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0026] Refer to the attached Figure 1 -Attached Figure 6 The utility model provides an air drying cylinder structure for slow-bonding steel strand production, including a protective cover 1, a left side plate 2 and a right side plate 3 are fixedly provided on both sides of the protective cover 1, an air drying cylinder 4 is fixedly plugged in the left side plate 2 and the right side plate 3, an air drying assembly is provided on the outside of the air drying cylinder 4, and the air drying assembly includes an air outlet box 10, the air outlet box 10 is arranged on the top of the air drying cylinder 4, a left ring plate 9 and a right ring plate 11 are fixedly provided at both ends of the air outlet box 10, a driving unit is provided on the outside of the left ring plate 9, an air outlet mesh plate 12 is provided at the bottom of the air outlet box 10, a connecting ring 13 is fixedly provided on the outside of the air outlet box 10, an air inlet ring box 14 is sleeved on the outside of the connecting ring 13, and an air inlet pipe 15 is fixedly provided on the top of the air inlet ring box 14;

[0027] In this embodiment, in order to achieve the purpose of blowing and air-drying the steel strands from different directions, the top of the air inlet pipe 15 is connected to the air supply device, and the wind enters the air inlet ring box 14 through the air inlet pipe 15, and the wind enters the air outlet box 10 through the air inlet ring box 14, and then blows out through the air outlet mesh plate 12, so that the wind is blown into the air drying cylinder 4 to air-dry the steel strands passing through the air drying cylinder 4. At the same time, the motor 5 is started, and the motor 5 rotates through the rotating shaft 6 to make the gear 7 drive the gear ring 8 to rotate, and the gear ring 8 rotates through the left ring plate 9 to make the air outlet box 10 rotate along the outside of the air drying cylinder 4, so as to blow and dry the outside of the steel strands comprehensively, so that the steel strands are air-dried evenly and the air-drying effect is improved;

[0028] Among them, in order to achieve the purpose of providing power for the rotation of the air outlet box 10, the present device is implemented by the following technical scheme: the driving unit includes a motor 5, the motor 5 is fixedly arranged on one side of the left side plate 2, a rotating shaft 6 is fixedly arranged on the output end of the motor 5, a gear 7 is fixedly sleeved on the outside of the rotating shaft 6, a gear ring 8 is arranged on one side of the gear 7, the gear ring 8 is fixedly sleeved on the outside of the left ring plate 9, the rotating shaft 6 passes through the left side plate 2 and is connected to the left side plate 2 through a bearing, the left ring plate 9 is sleeved on the outside of the air-drying cylinder 4 and is connected to the air-drying cylinder 4 through a bearing, the right ring plate 11 is sleeved on the outside of the air-drying cylinder 4 and is connected to the air-drying cylinder 4 through a bearing, the motor 5 is started, the motor 5 rotates through the rotating shaft 6 so that the gear 7 drives the gear ring 8 to rotate, the gear ring 8 rotates through the left ring plate 9 so that the air outlet box 10 rotates along the outside of the air-drying cylinder 4, thereby comprehensively blowing and drying the outside of the steel strand;

[0029] Among them, in order to achieve the purpose of allowing wind to enter the interior of the air outlet box 10, the present device adopts the following technical solutions: the connecting ring 13 is arranged inside the air inlet ring box 14 and is connected to the air inlet ring box 14 through a sealed bearing, and fixed columns 16 are fixed on both sides of the air inlet ring box 14, and the two fixed columns 16 are respectively fixedly connected to the two side walls of the protective cover 1, and the air inlet pipe 15 extends out of the outside of the protective cover 1 and is fixedly connected to the top of the protective cover 1. The wind enters the interior of the air outlet box 10 through the air inlet ring box 14, and is then blown out through the air outlet mesh plate 12, so that the wind is blown into the interior of the air drying cylinder 4 to dry the steel strands passing through the interior of the air drying cylinder 4. At the same time, when the air outlet box 10 rotates, it drives the connecting ring 13 to rotate inside the air inlet ring box 14, and is connected to the sealed bearing of the air inlet ring box 14 and the connecting ring 13, so that the wind entering the interior of the air inlet ring box 14 can only enter the interior of the air outlet box 10, thereby preventing waste caused by wind leakage.

[0030] The use process of the utility model is as follows: when using the utility model, an external power supply is connected, the steel strand passes through the air drying cylinder 4, and the top of the air inlet pipe 15 is connected to the air supply device, so that the wind enters the air inlet ring box 14 through the air inlet pipe 15, and the wind enters the air outlet box 10 through the air inlet ring box 14, and then is blown out through the air outlet mesh plate 12, so that the wind is blown into the air drying cylinder 4 to dry the steel strand passing through the air drying cylinder 4. At the same time, the motor 5 is started, and the motor 5 rotates through the rotating shaft 6 to make the gear 7 drive the gear ring 8 to rotate, and the gear ring 8 rotates through the left ring plate 9 to make the air outlet box 10 rotate along the outside of the air drying cylinder 4, so as to blow and dry the outside of the steel strand comprehensively, so that the steel strand is dried evenly and the drying effect is improved. At the same time, when the air outlet box 10 rotates, it drives the connecting ring 13 to rotate inside the air inlet ring box 14, and is connected to the sealing bearing of the air inlet ring box 14 and the connecting ring 13, so that the wind entering the air inlet ring box 14 can only enter the inside of the air outlet box 10, thereby preventing waste caused by wind leakage.

[0031] The above are only preferred embodiments of the present invention. Any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the above technical solution. Therefore, any simple modification or equivalent replacement based on the technical solution of the present invention shall fall within the scope of protection claimed by the present invention.

Claims

1. A drying drum structure for slow-bonding steel strand production, comprising a protective cover (1), characterized in that: A left side plate (2) and a right side plate (3) are fixedly provided on both sides of the protective cover (1), and a drying cylinder (4) is fixedly inserted inside the left side plate (2) and the right side plate (3). A drying assembly is provided outside the drying cylinder (4), and the drying assembly comprises an air outlet box (10), and the air outlet box (10) is arranged on the top of the air outlet box (4). A left ring plate (9) and a right ring plate (11) are fixedly provided at both ends of the air outlet box (10), and a driving unit is provided outside the left ring plate (9). An air outlet mesh plate (12) is provided at the bottom of the air outlet box (10), and a connecting ring (13) is fixedly provided outside the air outlet box (10), and an air inlet ring box (14) is provided outside the connecting ring (13), and an air inlet pipe (15) is fixedly provided on the top of the air inlet ring box (14).

2. The air drying drum structure for slow-bonding steel strand production according to claim 1 is characterized in that: The driving unit comprises a motor (5), the motor (5) is fixedly arranged on one side of the left side plate (2), a rotating shaft (6) is fixedly arranged on the output end of the motor (5), a gear (7) is fixedly sleeved on the outside of the rotating shaft (6), a gear ring (8) is provided on one side of the gear (7), and the gear ring (8) is fixedly sleeved on the outside of the left ring plate (9).

3. The air drying drum structure for slow-bonding steel strand production according to claim 2 is characterized in that: The rotating shaft (6) passes through the left side plate (2) and is connected to the left side plate (2) via a bearing.

4. The air drying drum structure for slow-bonding steel strand production according to claim 1 is characterized in that: The left ring plate (9) is sleeved on the outside of the air-drying cylinder (4) and is connected to the air-drying cylinder (4) via a bearing.

5. The air drying drum structure for slow-bonding steel strand production according to claim 1 is characterized in that: The right ring plate (11) is sleeved on the outside of the air-drying cylinder (4) and is connected to the air-drying cylinder (4) via a bearing.

6. The air drying drum structure for slow-bonding steel strand production according to claim 1 is characterized in that: The connecting ring (13) is arranged inside the air inlet ring box (14) and is connected to the air inlet ring box (14) via a sealing bearing.

7. The air drying drum structure for slow-bonding steel strand production according to claim 1 is characterized in that: Fixed columns (16) are fixedly provided on both sides of the air inlet ring box (14), and the two fixed columns (16) are respectively fixedly connected to the two side walls of the protective cover (1).

8. The air drying drum structure for slow-bonding steel strand production according to claim 1 is characterized in that: The air inlet pipe (15) extends out of the protective cover (1) and is fixedly connected to the top of the protective cover (1).

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