Blowing structure for bus bar machine

Abstract

The utility model discloses a blowing structure for a bus bar machine, which comprises a support plate arranged on the bus bar machine, an airflow plate fixedly arranged on the support plate, and an air guide plate arranged on one side of the airflow plate and forming a blowing channel with the airflow plate, the airflow plate is provided with an air outlet hole, the airflow plate is provided with a blowing piece, and the air outlet hole is communicated with the blowing piece. One end of the air outlet hole is connected with the air blowing part, the other end of the air outlet hole is communicated with the air blowing channel, an adjusting mechanism is arranged between the supporting plate and the air guiding plate, and the adjusting mechanism comprises a ratchet wheel fixedly installed on the air guiding plate, an adjusting plate fixedly installed on the supporting plate and a pawl rotationally connected to the supporting plate and matched with the ratchet wheel; the tin plating device is reasonable in structure, and through rough adjustment of a mechanical structure and fine adjustment of the blowing valve, the tin plating device can be accurately adjusted to proper blowing force, and a tin plating layer can be better obtained.

Description

TECHNICAL FIELD

[0001] The utility model relates to a busbar machine pay-off device, in particular to a kind of for the blowing structure of busbar machine. BACKGROUND

[0002] Busbar, also known as laminated busbar, is a kind of power module electrical connection component of multilayer laminated structure, which can connect the power distribution of multiple circuits. In order to improve the service life of busbar, that is, the oxidation resistance, tin plating will be performed on the surface to protect the surface for long-term use. Since the busbar is flat, the tin layer after surface tin plating is not uniform in thickness, so a blowing structure is needed to control the thickness of the tin layer.

[0003] In order to control the most suitable thickness of the tin plating layer, the blowing force in the blowing structure is generally adjusted to achieve uniform thickness of the tin layer on the surface of the busbar. However, the thickness of the busbar is not uniform, and the thickness variation of the tin layer is also large. It is difficult to quickly adjust the blowing force to the corresponding gear according to the problem. A solution is proposed below. SUMMARY

[0004] The utility model aims to provide a kind of for the blowing structure of busbar machine, by the coarse adjustment of mechanical structure, plus the fine adjustment of blowing valve, to be able to accurately adjust to the blowing force of suitable, realize better obtain tin plating layer.

[0005] The above technical purpose of the utility model is realized by the following technical scheme:

[0006] A kind of blowing structure for busbar machine, including the support plate being arranged in the busbar machine, the airflow plate being fixedly installed in support plate, and the gas guide plate being arranged in one side of airflow plate and forming blowing passage with airflow plate, the airflow plate is provided with gas outlet hole, the airflow plate is installed with blowing piece, the one end of gas outlet hole is connected with blowing piece, the other end of gas outlet hole is communicated with blowing passage, the adjusting mechanism is arranged between support plate and gas guide plate, the adjusting mechanism includes the ratchet wheel being fixedly installed in gas guide plate, the adjusting plate being fixedly installed in support plate, the pawl being rotatably connected to support plate and being mutually matched with ratchet wheel, the support plate is fixedly connected with elastic limit piece.

[0007] As preferred, the adjusting plate includes plate one and plate two connected with each other, the plate one is fixedly installed in support plate, and the plate two extends out of gas guide plate from the end away from plate one.

[0008] As preferred, the adjusting plate is provided with strip-shaped slot, the strip-shaped slot is provided with pull rod, and the one end of pull rod extending out of strip-shaped slot is fixedly installed in pawl.

[0009] As preferred, the elastic limit piece is spring sheet.

[0010] Preferably, one end of the spring sheet is fixedly installed on the adjusting plate, and the other end of the spring sheet is provided with an abutting portion in an arc shape.

[0011] Preferably, one end of the spring sheet protrudes from the adjusting plate.

[0012] Beneficial effects: The purpose of quickly controlling the most suitable thickness of the tinning layer can be achieved, generally, the blowing strength in the blowing structure is adjusted to achieve the uniform thickness of the tinning layer on the surface of the bus bar, and currently, the control is more common. However, the thickness of the bus bar is not uniform, the thickness of the tinning layer also has a large variation range, and the blowing strength is difficult to adjust to the corresponding gear quickly. The technical scheme can be coarsely adjusted through the mechanical structure, that is, the adjusting mechanism, the rotation of the ratchet wheel is adjusted, the rotation of the air guide plate is controlled, the blowing channel between the air guide plate and the air flow plate can be adaptively changed, the channel caliber at the end of the blown gas is changed, the gas flow is larger when the caliber is smaller, the tinning layer is thinner, and then the blowing valve is finely adjusted, so that the blowing strength can be accurately adjusted to the appropriate blowing strength, and the tinning layer is better obtained. Secondly, the spring sheet is adopted, and the other end of the spring sheet is provided with an abutting portion in an arc shape, the movement of the pawl can be limited with the maximum strength, and the stability of the device is improved. Furthermore, one end of the spring sheet protrudes from the adjusting plate, when the spring sheet is stuck, the spring sheet can be manually adjusted to release the pawl. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a front view of the embodiment;

[0014] Figure 2 It is a structural schematic view of the embodiment;

[0015] Figure 3 It is Figure 2 A enlarged view of A of the embodiment.

[0016] Fig. 1 is a support plate; 2 is an air flow plate; 3 is an air guide plate; 4 is an air outlet hole; 41 is a blowing channel; 5 is a blowing piece; 6 is a ratchet wheel; 7 is an adjusting plate; 8 is a pawl; 9 is an elastic limiting sheet; 10 is a plate one; 11 is a plate two; 12 is a strip-shaped groove; 13 is an abutting portion. DETAILED DESCRIPTION

[0017] The technical scheme of the present application will be described clearly and completely in combination with the drawings. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by the ordinary skilled in the art without creative labor belong to the protection scope of the present application.

[0018] In the description of the utility model, it needs to explain, the term "center", "upper", "lower", "left", "right", "vertical", "horizontal", "internal", "external" and so on indicate the orientation or position relation is based on the orientation or position relation shown in the drawing, only for the convenience of describing the utility model and simplifying the description, and not indicate or imply that the device or element must have a particular orientation, construct and operate in a particular orientation, therefore, it cannot be understood as a limitation on the utility model. In addition, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0019] In the description of the utility model, it needs to explain, unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connection" should be understood broadly, for example, it can be fixed connection, or detachable connection, or integrally connected, it can be mechanical connection, or electrical connection, it can be directly connected, or indirectly connected through intermediate medium, it can be the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0020] In addition, the technical features involved in different embodiments of the utility model described below can be combined with each other as long as there is no conflict.

[0021] Referring to Figures 1-3 The embodiment discloses a blowing structure of busbar machine, including inverted triangular support plate 1, copper band is conducted from the middle of support plate 1 vertically downward, support plate 1 is fixedly installed with airflow plate 2, airflow plate 2 has two, respectively set up in the two sides of support plate 1, airflow plate 2 is installed with blowing piece 5, airflow plate 2 is provided with passageway, passageway upper end installs blowing piece 5, blowing piece 5 is gas pipe, one end of gas pipe and passageway are mutually communicated, and are installed with gas valve, the other end of gas pipe is connected to gas supply machine.

[0022] One side of airflow plate 2 is provided with guide plate 3, and blowing passage 41 is formed between guide plate 3 and airflow plate 2, one side of airflow plate 2 opposite guide plate 3 is provided with air outlet hole 4, air outlet hole 4 and the passageway in airflow plate 2 are mutually communicated, gas flows out from air outlet hole 4 and reaches copper band surface downward through blowing passage 41, controls the thickness of tinning layer, adjusting mechanism is arranged between support plate 1 and guide plate 3, adjusting mechanism includes ratchet wheel 6 fixedly installed on guide plate 3, adjusting plate 7 fixedly installed on support plate 1, ratchet pawl 8 rotationally connected to support plate 1 and mutually matched with ratchet wheel 6, support plate 1 is fixedly connected with elastic limiting piece 9. Wherein adjusting plate 7 includes mutually connected plate one 10 and plate two 11, plate one 10 is fixedly installed on support plate 1, one end of plate two 11 away from plate one 10 extends guide plate 3.

[0023] The adjusting plate 7 is provided with a strip-shaped slot 12, the strip-shaped slot 12 is arc-shaped, a push rod is arranged in the strip-shaped slot 12, and one end of the push rod penetrating out of the strip-shaped slot 12 is fixedly installed on the ratchet pawl 8. The elastic limiting sheet 9 in the embodiment is a spring sheet, one end of the spring sheet is fixedly installed on the adjusting plate 7, and in order to better abut against the ratchet pawl 8, the other end of the spring sheet is provided with an abutting portion 13, the abutting portion 13 is arc-shaped, and one end of the spring sheet located at the abutting portion 13 extends out of the adjusting plate 7.

[0024] The purpose of quickly reaching the most suitable thickness of the tin-plated layer can be achieved by adjusting the blowing strength in the blowing structure, so as to make the tin layer on the surface of the busbar uniform in thickness. At present, control is more common, however, the thickness of the busbar is not uniform, the thickness of the tin layer also has a large variation range, and the blowing strength is difficult to be quickly adjusted to the corresponding gear. The technical scheme can be coarsely adjusted through a mechanical structure, that is, an adjusting mechanism, the rotation of the ratchet pawl 8 is adjusted, that is, the push rod is rotated along the strip-shaped slot 12, the rotation needs to overcome the elastic force of the spring sheet, after the ratchet pawl 8 is separated from the ratchet wheel 6, the gas guide plate 3 can be rotated, so as to control the distance below the blowing channel 41, so that the blowing channel 41 between the gas guide plate 3 and the airflow plate 2 can be adaptively changed. After the coarse adjustment is completed, the push rod is loosened, and the ratchet pawl 8 can be recombined with the ratchet wheel 6 under the pressure of the spring sheet, so as to achieve the purpose of positioning the ratchet wheel 6. Finally, the channel caliber of the blown gas end is changed, the smaller the caliber is, the greater the blown airflow is, and the tin layer thickness is also thinner. Then, the blowing valve is finely adjusted, so as to accurately adjust the suitable blowing strength, and a tin-plated layer is better obtained. Secondly, the spring sheet is adopted, and the other end of the spring sheet is provided with the abutting portion 13, the abutting portion 13 is arc-shaped, the movement of the ratchet pawl 8 can be maximally limited, and the stability of the device is improved. Furthermore, one end of the spring sheet located at the abutting portion 13 extends out of the adjusting plate 7, when the spring sheet is stuck, the spring sheet is manually pushed, and the ratchet pawl 8 is released. It is worth noting that the arc of the strip-shaped slot 12 is matched with the rotation center of the ratchet pawl 8 rotatingly connected to the adjusting plate 7, and when the push rod moves along the strip-shaped slot 12, the ratchet pawl 8 can be smoothly rotated.

Claims

1. A blowing structure for a busbar machine, comprising a support plate (1) provided in the busbar machine, an air flow plate (2) fixedly installed on the support plate (1), and a guide air plate (3) provided on one side of the air flow plate (2) and forming a blowing channel (41) with the air flow plate (2), wherein the air flow plate (2) is provided with an air outlet hole (4), the air flow plate (2) is provided with a blowing member (5), one end of the air outlet hole (4) is connected with the blowing member (5), and the other end of the air outlet hole (4) is connected with the blowing channel (41), characterized in that, The adjusting mechanism is arranged between the support plate (1) and the air guide plate (3), and comprises a ratchet wheel (6) fixedly installed on the air guide plate (3), an adjusting plate (7) fixedly installed on the support plate (1), and a pawl (8) rotatably connected to the support plate (1) and matched with the ratchet wheel (6), and the support plate (1) is fixedly connected with an elastic limiting sheet (9).

2. The blowing structure for a busbar machine according to claim 1, wherein The adjusting plate (7) comprises a plate one (10) and a plate two (11) connected with each other, the plate one (10) is fixedly installed on the support plate (1), and the plate two (11) is arranged to extend out of the air guide plate (3) at one end away from the plate one (10).

3. The blowing structure for a busbar machine according to claim 2, wherein The adjusting plate (7) is provided with a strip-shaped slot (12), a push rod is arranged in the strip-shaped slot (12), and one end of the push rod extending out of the strip-shaped slot (12) is fixedly installed on the pawl (8).

4. The blowing structure for a busbar machine according to claim 1, wherein The elastic limiting sheet (9) is a spring sheet.

5. The blowing structure for a busbar machine according to claim 4, wherein One end of the spring sheet is fixedly installed on the adjusting plate (7), the other end of the spring sheet is provided with an abutting portion (13), and the abutting portion (13) is in an arc shape.

6. The blowing structure for a busbar machine according to claim 5, wherein One end of the spring sheet located at the abutting portion (13) extends out of the adjusting plate (7).

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