CN218395699U

CN218395699U - Press frock

Info

Publication number: CN218395699U
Application number: CN202222584291.6U
Authority: CN
Inventors: 陶武松; 蔡振民; 冯均
Original assignee: Zhejiang Jinko Solar Co Ltd; Jinko Solar Co Ltd
Current assignee: Zhejiang Jinko Solar Co Ltd; Jinko Solar Co Ltd
Priority date: 2022-09-28
Filing date: 2022-09-28
Publication date: 2023-01-31
Anticipated expiration: 2032-09-28

Abstract

The utility model relates to the technical field of solar module production, and discloses a pressing tool for pressing and shaping a bus bar in a line box, which comprises a pressing device, a first driving device and a first bracket; pressing device include main part and fixed connection in the press head of main part, the main part connect in first drive arrangement, the press head is used for stretching into line box is pressed bus bar in the line box, first drive arrangement connect in first support, first drive arrangement is used for the drive the main part removes in first direction in order to drive the press head stretches into press in the line box the bus bar, first support is in fixed position on the first direction can make and press the in-process press head to exert force evenly, stable to the bus bar, can improve the laminating degree of bus bar in the photovoltaic terminal box after buckling and the pad, the rosin joint that appears when solving bus bar and pad and leak and weld the scheduling problem.

Description

Press frock

Technical Field

The utility model relates to a solar energy component production technical field, in particular to press frock.

Background

The photovoltaic junction box is a connecting device between a solar cell array formed by solar cell modules and a solar charging control device, and mainly used for connecting and protecting the solar cell modules, connecting electric power generated by the solar cells with an external circuit and conducting current generated by the photovoltaic modules. The bent bus bar is generally adopted in the photovoltaic junction box as a lead, so that the internal structure of the photovoltaic junction box is simplified, and the manufacturing difficulty and the manufacturing cost of the photovoltaic junction box are reduced.

However, when the busbar in the photovoltaic junction box of buckling, often can appear exerting force inequality to the busbar, lead to the busbar unevenness after buckling, have the space between busbar and the pad for rosin joint, leak welding scheduling problem appear when welding busbar and pad.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a press down frock can improve the laminating degree of the back of buckling of the busbar in the photovoltaic terminal box and pad, the rosin joint that appears when solving busbar and pad with leak the welding scheduling problem.

In order to solve the technical problem, an embodiment of the utility model provides a press down frock for press down the plastic to the interior busbar of line box, include:

the device comprises a pressing device, a first driving device and a first bracket; the pressing device comprises a main body part and a pressing head fixedly connected to the main body part, the main body part is connected to the first driving device, the pressing head is used for stretching into the wire box and pressing a bus bar in the wire box, the first driving device is connected to the first support, the first driving device is used for driving the main body part to move along a first direction so as to drive the pressing head to stretch into the wire box and press the bus bar, and the first support is fixed in position on the first direction.

The utility model discloses embodiment is for prior art, including press device, a drive arrangement and first support, wherein, press device includes the press head of main part and fixed connection main part, fix a drive arrangement with first support, a drive arrangement connects the main part and is used for driving the main part along the motion of first direction, press the busbar in order to drive the press head stretches into the line box, first support is the rigidity on first direction, prevent to press in-process press device and a drive arrangement and receive reaction force and shift, drive by a drive arrangement, so that the press head presses the busbar, can make to press in-process press the busbar that the pressure head exerts force evenly, it is stable, can improve the laminating degree of busbar after buckling and pad in the photovoltaic terminal box, the rosin joint that appears when solving busbar and pad and leak and weld scheduling problem.

Optionally, the pressing head further comprises a rotating device, the rotating device is connected to the first driving device, the main body portion is connected to the first driving device through the rotating device, the first driving device drives the rotating device to drive the main body portion to move, and the rotating device is used for driving the main body portion to rotate in a plane perpendicular to the first direction to adjust the angle of the pressing head. The pressing tool further comprises a rotating device, the main body portion is connected with the first driving device through the rotating device, the rotating device is connected to the first driving device, and the rotating device is used for driving the main body portion to rotate in a plane perpendicular to the first direction so as to adjust the angle of the pressing head, so that the pressing tool can meet pressing requirements of different angles.

Optionally, the first driving device and the pressing head are sequentially arranged along the first direction, the pressing head includes a pressing portion and a positioning portion, and the pressing portion is fixedly connected to the main body portion and extends along the first direction; in the direction perpendicular to the first direction, the positioning part is attached and fixed to one side of the pressing part; the positioning portion extends in the first direction; the distance between the end face, away from the first driving device, of the positioning portion and the first driving device is larger than the distance between the end face, away from the first driving device, of the pressing portion and the first driving device, one end, away from the first driving device, of the pressing portion is used for pressing the part, located on the welding pad, of the bus bar, and one end, away from the first driving device, of the positioning portion is used for extending into the through hole of the wire box to shape the part, located in the through hole, of the bus bar.

First drive arrangement and press head set gradually along the first direction, the press head is including pressing splenium and location portion, press splenium fixed connection main part, and extend along the first direction, in the direction of perpendicular to first direction, location portion laminating is fixed in presses the one side of splenium, and extend along the first direction, location portion deviates from first drive arrangement's terminal surface and first drive arrangement's distance, be greater than and press the terminal surface of splenium keeping away from first drive arrangement and first drive arrangement's distance, like this, when pressing the splenium and keeping away from first drive arrangement's terminal surface and pressing the busbar that is located on the pad, location portion can stretch into the perforation of line box, press the busbar that is located the line box perforation.

Optionally, the positioning portion is plate-shaped, the positioning portion includes a fitting surface fitted with the pressing portion, the pressing portion includes a pressing surface used for pressing the bus bar, and the fitting surface is perpendicular to the pressing surface. Location portion is the platelike, presses the binding face of portion including the laminating, presses the pressing surface of portion including being used for pressing the busbar according to the splenium, and wherein, binding face and pressing surface mutually perpendicular, like this, pressing the in-process, location portion and pressing the cooperation of portion and pressing the busbar, can be buckled into vertical structure with the busbar plastic, and the while decomposes into two mutually perpendicular's power with the pressure head to the power of applying to the busbar, indirectly reduces the size towards the power of pad, prevents that the excessive concentration of application of force from leading to photovoltaic module to take place damage such as hidden crack.

Optionally, the pressing parts and the positioning parts are two, the two pressing parts are arranged at intervals, the two positioning parts are located between the two pressing parts and are arranged at intervals, and the two positioning parts and the two pressing parts are correspondingly fitted and fixed one to one. Pressing the splenium and location portion and being two, two press the splenium interval to set up, two location portions are located two and press between the splenium, and the mutual interval sets up, and two location portions and two press the splenium one-to-ones laminating to be fixed, like this, can press two busbar in the box of line simultaneously, improve machining efficiency.

Optionally, the first driving device is connected to the first bracket through the control handle, and the control handle is used for controlling starting and stopping of the first driving device. The pressing tool further comprises a control handle, the first driving device is connected with the first support through the control handle, the control handle is used for controlling starting and stopping of the first driving device, therefore, in the machining process, an operator can start the first driving device through the control handle after aligning the pressing head to a bus bar in the wire box, the first driving device drives the pressing head to press, and the operation flow of the pressing process is simplified.

Optionally, the bus bar pressing device further includes a positioning device, the control handle is connected to the first support through the positioning device, and the positioning device is configured to drive the control handle to move along the first direction to drive the pressing head to approach the bus bar to be pressed. Pressing the frock and still including the positioning device, brake valve lever connects first support via the positioning device, and the positioning device is used for drive control handle to remove along the first direction to drive the press head and be close to the busbar of waiting to press, reduce the press head and wait to press the distance between the busbar, improve the counterpoint precision of press head and busbar when pressing.

Optionally, the positioning device is movably connected to the first bracket. The positioning device is movably connected to the first support, and in the pressing process, the position of the positioning device on the first support can be adjusted, so that the position of the pressing head can be adjusted, and pressing requirements of different positions can be met.

Optionally, the first driving device and the positioning device are air cylinders. The first driving device and the position adjusting device are cylinders, the cylinders are simple in structure, and the manufacturing difficulty and the manufacturing cost of the pressing tool can be reduced.

Optionally, the mobile terminal further comprises a fixing bracket, wherein the fixing bracket is provided with a connecting part, and the first bracket is rotatably connected to the connecting part in a plane perpendicular to the first direction. The pressing tool further comprises a fixing support, the fixing support is provided with a connecting portion, the first support is rotatably connected to the connecting portion in a plane perpendicular to the first direction, and therefore in the machining process, an operator can change the position of the pressing head through rotating the first support to meet pressing requirements of bus bars at different positions.

Drawings

One or more embodiments are illustrated by way of example in the accompanying drawings which correspond to and are not to be construed as limiting the embodiments, in which elements having the same reference numeral designations represent like elements throughout, and in which the drawings are not to be construed as limiting in scale unless otherwise specified.

Fig. 1 is a schematic structural diagram of a pressing tool provided in an embodiment of the present invention;

fig. 2 is a schematic structural view of a pressing device of a pressing tool according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a pressing head of a pressing tool according to an embodiment of the present invention;

fig. 4 is a schematic connection diagram of a control handle and a positioning device of the pressing tool according to the embodiment of the present invention;

fig. 5 is a schematic connection diagram of the first bracket and the fixed bracket of the pressing tool provided by the embodiment of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the following describes each embodiment of the present invention in detail with reference to the accompanying drawings. However, it will be appreciated by those of ordinary skill in the art that in various embodiments of the invention, numerous technical details are set forth in order to provide a better understanding of the present application. However, the technical solutions claimed in the claims of the present application can be implemented without these technical details and various changes and modifications based on the following embodiments.

In the embodiments of the present invention, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings. These terms are used primarily to better describe the invention and its embodiments, and are not intended to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

Furthermore, the terms "mounted," "disposed," "provided," "opened," "connected," and "connected" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Moreover, the terms "first," "second," and the like, are used primarily to distinguish one device, element, or component from another (the specific type and configuration may or may not be the same), and are not used to indicate or imply the relative importance or number of the indicated devices, elements, or components. "plurality" means two or more unless otherwise specified.

The utility model discloses a first embodiment relates to a press down frock. As shown in fig. 1, includes: a pressing device 100, a first driving device 200 and a first bracket 300. The pressing device 100 comprises a main body part 110 and a pressing head 120 fixedly connected to the main body part 110, the main body part 110 is connected to a first driving device 200, the pressing head 120 is used for extending into the wire box 400 and pressing bus bars in the wire box 400, the first driving device 200 is connected to a first support 300, the first driving device 200 is used for driving the main body part 110 to move along a first direction P1 so as to drive the pressing head 120 to extend into the wire box 400 and press the bus bars, and the position of the first support 300 in the first direction P1 is fixed.

The utility model discloses embodiment is for prior art, including press device 100, first drive arrangement 200 and first support 300, wherein, press device 100 includes main part 110 and the press head 120 of fixed connection main part 110, fix first drive arrangement 200 with first support 300, first drive arrangement 200 connects main part 110 and is used for driving main part 110 along first direction P1 motion, press the busbar in stretching into line box 400 with drive press head 120, the rigidity of first support 300 on first direction P1, prevent to press in-process press device 100 and first drive arrangement 200 and receive reaction force and shift, drive by first drive arrangement 200, so that press head 120 and press the busbar, can make to press in-process press head 120 and exert force evenly, it is stable to the busbar, can improve the laminating degree of busbar in the photovoltaic junction box after buckling and pad, the rosin joint that appears when solving busbar and pad and leak and weld the scheduling problem.

Alternatively, the first direction P1 may be any direction as long as the main body 110 is driven by the first driving device 200, and the pressing head 120 can extend into the wire box 400 to press the bus bar in the wire box 400.

Preferably, the first direction P1 is a vertically downward direction, so that it is not necessary to provide a complicated fixing mechanism to fix the wire cassette 400 and the bus bars inside the wire cassette 400.

Referring to fig. 2, in the present embodiment, the first driving device 200 and the pressing head 120 are sequentially disposed along the first direction P1, the pressing head 120 includes a pressing portion 121 and a positioning portion 122, the pressing portion 121 is fixedly connected to the main body portion 110 and extends along the first direction P1, the positioning portion 122 is attached to and fixed on one side of the pressing portion 121 and extends along the first direction P1 in a direction perpendicular to the first direction P1, a distance L1 between an end surface of the positioning portion 122 facing away from the first driving device 200 and the first driving device 200 is greater than a distance L2 between an end surface of the pressing portion 121 away from the first driving device 200 and the first driving device 200, so that when the end surface of the pressing portion 121 away from the first driving device 200 presses the bus bar 420 located on the pad 410, the positioning portion 122 may extend into the through hole 430 of the wire box 400 to press the bus bar 420 located in the through hole 430 of the wire box 400.

Optionally, press portion 121 and location portion 122 to be made of metal, metal material intensity is high, and difficult wearing and tearing can splice between pressing portion 121 and the location portion 122, welding, spiro union or other fixed connection mode, also can be integrated into one piece, as long as can satisfy the plastic demand to confluent strip 420 in the line box 400 can, press the length of portion 121 can be more than, equal to or less than the length of location portion 122, as long as can satisfy the requirement that L1> L2, the embodiment of the utility model provides a do not specifically limit to this.

Preferably, the length of the positioning portion 122 is greater than that of the pressing portion 121, and the positioning portion 122 may also play a role in guiding during the pressing process, so that when the positioning portion 122 extends into the through hole 430 of the wire box 400, the through hole 430 of the wire box 400 is matched with the positioning portion 122 to guide the pressing portion 121 to press the bus bar 420.

Referring to fig. 3, further, the positioning portion 122 is plate-shaped, and includes a bonding surface 122a bonded to the pressing portion 121, and the pressing portion 121 includes a pressing surface 121a for pressing the bus bar 420, where the bonding surface 122a and the pressing surface 121a are perpendicular to each other, so that during the pressing process, the positioning portion 122 and the pressing portion 121 cooperate to press the bus bar 420, and the bus bar 420 can be shaped and bent into a perpendicular structure, and the force applied by the pressing head 120 to the bus bar 420 is decomposed into two forces perpendicular to each other, so as to indirectly reduce the force applied to the bonding pad 410, and prevent the photovoltaic module from being damaged, such as hidden crack, due to over-concentrated application of force.

Alternatively, the pressing surface 121a may have an area of 30mm ² -40mm ² (e.g., 30 mm) ² 、35mm ² Or 40mm ² ) The area of the pressing surface 121a may have other sizes. It is understood that the larger the area of the pressing surface 121a is, the better the pressing effect is, and the embodiment of the present invention is not particularly limited thereto.

Referring to fig. 2 again, in the present embodiment, two pressing portions 121 and two positioning portions 122 are provided, the two pressing portions 121 are disposed at an interval, the two positioning portions 122 are disposed between the two pressing portions 121 and disposed at an interval, and the two positioning portions 122 and the two pressing portions 121 are correspondingly attached and fixed one by one, so that two bus bars 420 in the wire box 400 can be pressed simultaneously, and the processing efficiency is improved.

It can be understood that there are two through holes 430 in the wire box 400, the two through holes 430 are spaced, the diode 440 is disposed between the two through holes 430, and the pressing portion 121 and the positioning portion 122 are spaced, so as to avoid the diode 440 and prevent the diode 440 from being damaged during the pressing process.

It is understood that, in other embodiments, only one pressing portion 121 and one positioning portion 122 may be provided, and the pressing portion 121 and the positioning portion 122 are fixedly attached to each other, and when pressing, the bus bar 420 on one side is pressed first, and after pressing is completed, the bus bar 420 on the other side is pressed.

Referring to fig. 4, the pressing tool further includes a control handle 500, the first driving device 200 is connected to the first bracket 300 through the control handle 500, and the control handle 500 is used to control the start and stop of the first driving device 200, so that in the processing process, after the operator aligns the pressing head 120 with the bus bar 420 in the wire box 400, the first driving device 200 is started through the control handle 500, and the first driving device 200 drives the pressing head 120 to press, thereby simplifying the operation flow of the pressing process.

Specifically, a button is provided on the control handle 500, and when the operator aligns the pressing head 120 with the bus bar 420 in the wire cassette 400, the button is pressed to activate the first driving device 200, and the first driving device 200 drives the pressing head 120 to move in the first direction P1 and to protrude into the wire cassette 400 to press the bus bar 420.

Further, press the frock and still include positioning device 600, brake valve lever 500 connects first support 300 via positioning device 600, and positioning device 600 is used for driving brake valve lever 500 and removes along first direction P1 to drive the press head 120 and be close to the busbar 420 of waiting to press, reduce the distance between press head 120 and the busbar 420 of waiting to press, improve the counterpoint precision of press head 120 and busbar 420 when pressing.

Furthermore, the positioning device 600 is movably connected to the first frame 300, and during the pressing process, the position of the pressing head 120 can be adjusted by adjusting the position of the positioning device 600 on the first frame 300, so as to meet the pressing requirements of different positions.

Specifically, a slide rail is disposed on the first bracket 300, the positioning device 600 is slidably connected to the slide rail, and the positioning device 600 can move in the extending direction of the slide rail. Of course, other structures may be provided to movably connect the positioning device 600 to the first frame 300.

In this embodiment, the first driving device 200 and the positioning device 600 are cylinders, which have simple structures and can reduce the manufacturing difficulty and the manufacturing cost of the pressing tool.

It can be understood that the air cylinder is provided with a three-position exhaust solenoid valve and an exhaust throttle valve to control the change of the amount of air in the register 600 during the movement of the air cylinder because the amount of air in the air cylinder is not linearly changed and the movement of the piston of the air cylinder has a large inertia.

Further, a displacement sensor is further disposed on the positioning device 600, and is used for detecting the stroke of the cylinder of the positioning device 600 and controlling the moving distance of the piston of the positioning device 600 by cooperating with the three-position exhaust solenoid valve and the exhaust throttle valve.

Alternatively, the first driving device 200 and the positioning device 600 may be other driving devices such as a motor.

Referring to fig. 5, in the present embodiment, the pressing tool further includes a fixing bracket 700, the fixing bracket 700 has a connection portion 710, and the first bracket 300 is rotatably connected to the connection portion 710 in a plane perpendicular to the first direction P1, so that an operator can change the position of the pressing head 120 by rotating the first bracket 300 during the processing process to meet the pressing requirements of the bus bars at different positions.

Alternatively, the connection portion 710 may be a rotation bearing or other structures that can rotate the first bracket 300 with the connection portion 710 as a rotation center, and the embodiment of the present invention is not limited in this respect.

The above is to the utility model discloses the frock of pressing that embodiment provided is introduced in detail, and it is right to have used specific individual example herein the utility model discloses a principle and implementation mode have been elucidated, and the description of above embodiment is only used for helping understanding the utility model discloses an idea all has the change part on specific implementation mode and applied range, to sum up, the content of this specification should not be understood as the restriction of the utility model.

Claims

1. A pressing tool is characterized by being used for pressing and shaping a bus bar in a line box and comprising a pressing device, a first driving device and a first support;

the pressing device comprises a main body part and a pressing head fixedly connected to the main body part, the main body part is connected to the first driving device, the pressing head is used for stretching into the wire box and pressing a bus bar in the wire box, the first driving device is connected to the first support, the first driving device is used for driving the main body part to move along a first direction so as to drive the pressing head to stretch into the wire box and press the bus bar, and the first support is fixed in position on the first direction.

2. The pressing tool according to claim 1, further comprising a rotating device, wherein the rotating device is connected to the first driving device, the main body portion is connected to the first driving device through the rotating device, the first driving device drives the rotating device to drive the main body portion to move, and the rotating device is used for driving the main body portion to rotate in a plane perpendicular to the first direction to adjust an angle of the pressing head.

3. The pressing tool according to claim 1, wherein the first driving device and the pressing head are sequentially arranged along the first direction, the pressing head comprises a pressing part and a positioning part, and the pressing part is fixedly connected with the main body part and extends along the first direction; in the direction perpendicular to the first direction, the positioning part is attached and fixed to one side of the pressing part; the positioning portion extends in the first direction; the distance between the end face, away from the first driving device, of the positioning portion and the first driving device is larger than the distance between the end face, away from the first driving device, of the pressing portion and the first driving device, one end, away from the first driving device, of the pressing portion is used for pressing the part, located on the welding pad, of the bus bar, and one end, away from the first driving device, of the positioning portion is used for extending into the through hole of the wire box to shape the part, located in the through hole, of the bus bar.

4. The pressing tool according to claim 3, wherein the positioning portion is plate-shaped, the positioning portion includes a contact surface contacting the pressing portion, the pressing portion includes a pressing surface for pressing the bus bar, and the contact surface is perpendicular to the pressing surface.

5. The pressing tool according to claim 4, wherein the number of the pressing portions and the number of the positioning portions are two, the two pressing portions are arranged at intervals, the two positioning portions are located between the two pressing portions and are arranged at intervals, and the two positioning portions and the two pressing portions are correspondingly attached and fixed one by one.

6. The pressing tool according to claim 1, further comprising a control handle, wherein the first driving device is connected with the first support through the control handle, and the control handle is used for controlling starting and stopping of the first driving device.

7. The pressing tool according to claim 6, further comprising a positioning device, wherein the control handle is connected with the first support through the positioning device, and the positioning device is used for driving the control handle to move along the first direction to drive the pressing head to be close to the bus bar to be pressed.

8. The pressing tool of claim 7, wherein the positioning device is movably connected to the first bracket.

9. The pressing tool according to claim 7 or 8, wherein the first driving device and the positioning device are air cylinders.

10. The press tool of claim 1, further comprising a fixed bracket having a connecting portion, the first bracket being rotatably connected to the connecting portion in a plane perpendicular to the first direction.