Pumping source mounting structure

Abstract

The utility model discloses a pumping source mounting structure, and relates to the technical field of lasers. The pumping source installation structure comprises a base, a pressing plate and a fixing piece, a boss extending in the second direction is arranged on the side wall of the base, the fixing piece is used for fixing the position of the pressing plate, the pressing plate comprises a pressing part, and the pressing part extends in the second direction and presses the top wall of the boss; and the fixing part is connected with the pressing part, the fixing part is located outside the boss, and the fixing part is connected with the fixing piece. The technical problems that an existing pumping source is large in overall size, the number of screw connection fixing points is large, installation procedures are tedious, and disassembly and replacement are not easy are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a laser technology field especially relates to a pump source mounting structure. BACKGROUND

[0002] The laser is essential core component in modern laser processing system, and the pump source is the source of energy. In the prior art, the pump source is usually fixed on the heat sink in the screw connection mode, in order to leave enough screw fixing space, which leads to the overall width of the pump source being larger, leading to the pump source occupying larger volume and leading to higher cost, and the screw connection fixing point is more and the installation procedure is more and is not easy to disassemble and replace. UTILITY MODEL CONTENTS

[0003] Therefore, the utility model provides a pump source mounting structure to solve the technical problem that the overall volume of the existing pump source is larger, the screw connection fixing point is more, and the installation procedure is complicated and not easy to disassemble and replace.

[0004] In order to solve the above technical problem, the utility model adopts the technical scheme that:

[0005] A pump source mounting structure, the pump source mounting structure includes a base, a pressing plate and a fixing piece, the side wall of the base is provided with a boss extending along a second direction, the fixing piece is used for fixing the position of the pressing plate, and the pressing plate comprises:

[0006] A pressing part, the pressing part extends along the second direction and presses the top wall of the boss;

[0007] A fixing part, the fixing part is connected with the pressing part, the fixing part is located outside the boss, and the fixing part is connected with the fixing piece.

[0008] In some embodiments, the base has a mounting surface and two limiting surfaces, the mounting surface is adjacent to the limiting surface, two limiting surfaces are correspondingly arranged on both sides of the base, two limiting surfaces respectively extend out of the boss along the first direction and away from the first direction, and the mounting surface is flush with the bottom of the fixing part.

[0009] In some embodiments, the pressing plate is any one of a T-shaped pressing plate, an inverted L-shaped pressing plate, an I-shaped pressing plate or a side recessed pressing plate.

[0010] In some embodiments, the boss is any one of a rectangular boss, an inverted trapezoidal boss or an inverted triangular boss.

[0011] In some embodiments, the length of the pressing plate along the second direction is greater than half of the length of the base.

[0012] In some embodiments, a first chip set is mounted on the base and configured to generate laser light; the first chip set comprises a first chip and a second chip, the first chip has a first light emitting surface, the second chip has a second light emitting surface which is oriented in the same direction as the first light emitting surface, the first light emitting surface and the second light emitting surface are parallel and spaced apart along a first direction, the first direction is arranged at an angle with the first light emitting surface, and a projection area of the first light emitting surface towards the second light emitting surface is located outside the second light emitting surface.

[0013] In some embodiments, the number of first chips is multiple, each of the first light emitting surfaces is parallel and spaced apart along the first direction; or, the number of first chips is multiple, each of the first light emitting surfaces is parallel and at least two of the first light emitting surfaces are coplanar.

[0014] In some embodiments, the number of second chips is multiple, each of the second light emitting surfaces is parallel and spaced apart along the first direction; or, the number of second chips is multiple, each of the second light emitting surfaces is parallel and at least two of the second light emitting surfaces are coplanar.

[0015] In some embodiments, the first chips are arranged spaced apart along a second direction, the second chips are arranged spaced apart along the second direction, the first direction is perpendicular to the second direction, and each of the second chips corresponds to an area between two adjacent first chips.

[0016] In some embodiments, the pump source further comprises a second chip set mounted on the base, the second chip set comprises a third chip and a fourth chip, the third chip has a third light emitting surface opposite to the first chip set, the fourth chip has a fourth light emitting surface opposite to the first chip set, the third light emitting surface and the fourth light emitting surface are parallel and spaced apart along the first direction, the first direction is arranged at an angle with the third light emitting surface, and a projection area of the third light emitting surface towards the fourth light emitting surface is located outside the second light emitting surface.

[0017] The embodiments of the present application have at least the following beneficial effects:

[0018] The pump source mounting structure can make the pump source and the laser have the technical effects of small volume and small space occupation, specifically, the base side wall of the pump source mounting structure is provided with a boss, so that the pressing plate can be pressed on the top wall of the boss through the pressing part, and then fixedly connected with the liquid cooling plate through the fixing part to achieve the fixing effect, so that the base no longer needs to reserve a fixing space for the fixing part, thereby reducing the volume of the base and solving the technical problems of large overall volume of the existing pump source, more screw connection fixing points, complicated installation process and difficulty in disassembly and replacement. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to more clearly illustrate the technical solutions of the embodiments of the present application or the prior art, the drawings needed in the embodiments or the prior art description will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without creative labor on the basis of these drawings.

[0020] Figure 1 It is a top view of the plurality of pump source mounting structures in one embodiment.

[0021] Figure 2 It is a side view of the plurality of pump source mounting structures shown in the figure. Figure 1

[0022] It is a right view of the plurality of pump source mounting structures shown in the figure. Figure 3 Figure 1 It is a right view of the inverted L-shaped pressing plate and the boss cooperation mounting structure in one embodiment.

[0023] Figure 4 It is a right view of the side concave pressing plate and the boss cooperation mounting structure in one embodiment.

[0024] Figure 5 It is a right view of the I-shaped pressing plate and the boss cooperation mounting structure in one embodiment.

[0025] Figure 6 It is a right view of the pressing plate and the trapezoidal boss cooperation mounting structure in one embodiment.

[0026] Figure 7 It is a right view of the pressing plate and the inverted triangular boss cooperation mounting structure in one embodiment.

[0027] Figure 8 Among them:

[0028] 1, base; 11, boss;

[0029] 2, first chip set; 21, first chip; 211, first light emitting surface; 22, second chip; 221, second light emitting surface;

[0030] 3, second chip set; 31, third chip; 311, third light emitting surface; 32, fourth chip; 321, fourth light emitting surface;

[0031] 4, pressing plate; 41, fixing hole; 42, pressing part; 43, fixed part.

[0032] 4, pressing plate; 41, fixing hole; 42, pressing part; 43, fixed part.DETAILED DESCRIPTION DETAILED DESCRIPTION

[0033] For the purpose of facilitating the understanding of the present application, the present application will be described more fully below with reference to the accompanying drawings. The preferred embodiments of the present application are shown in the drawings. However, the present application can be realized in many other different forms, and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present application more thorough and comprehensive.

[0034] It should be noted that when an element is referred to as being "on" another element, it can be directly on the other element or intervening elements can also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements can also be present. As used herein the terms "vertical", "horizontal", "left", "right" and similar expressions are used for the purpose of illustration only.

[0035] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which the present application belongs. The terminology used in the description of the application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used herein, the term "and / or" includes any and all combinations of one or more of the associated listed items.

[0036] The present application will be described below in more detail. Figures 1 to 8 The pump source mounting structure will be described in further detail below, wherein the first direction is the X direction and the second direction is the Y direction.

[0037] In one embodiment of the pump source mounting structure, the pump source mounting structure comprises a base 1, a pressing plate 4 and a fixing member, the side wall of the base 1 is provided with a boss 11 extending along the second direction, the fixing member is used to fix the position of the pressing plate 4, the pressing plate 4 comprises a pressing portion 42 and a fixing portion 43, the pressing portion 42 extends along the second direction and presses the top wall of the boss 11, the fixing portion 43 is connected with the pressing portion 42, the fixing portion 43 is located outside the boss 11, and the fixing portion 43 is connected with the fixing member.

[0038] In this embodiment, the side wall of the base 1 of the pump source mounting structure is provided with the boss 11, so that the pressing plate 4 can be fixed by pressing the top wall of the boss 11 and then fixed to the mounting surface by the fixing member, so that the base 1 no longer needs to reserve a fixing space for the fixing member, thereby reducing the volume of the base 1 and solving the technical problems of the large overall volume of the existing pump source, the large number of screw connection fixing points and the complicated installation procedure and difficulty in disassembly and replacement.

[0039] In an embodiment of the pump source mounting structure, the base 1 has a mounting surface and two limiting surfaces, the mounting surface is adjacent to the limiting surfaces, and the two limiting surfaces are arranged on the two sides of the base 1 respectively, and the two limiting surfaces respectively extend the boss 11 in the first direction and away from the first direction, and the mounting surface is flush with the bottom of the fixing part 43.

[0040] Specifically, the height of the boss 11 is less than or equal to the height of the base 1, and the bottom wall of the boss 11 can be flush with the mounting surface or higher than the mounting surface in the height direction.

[0041] In an embodiment of the pump source mounting structure, the pressing plate 4 is any one of a T-shaped pressing plate, an inverted L-shaped pressing plate, an I-shaped pressing plate, or a side-recessed pressing plate.

[0042] In an embodiment of the pump source mounting structure, the boss 11 is any one of a rectangular boss, an inverted trapezoidal boss, or an inverted triangular boss.

[0043] In an embodiment of the pump source mounting structure, the pressing part 42 extends in the second direction and presses the top wall of the boss 11, and the length of the pressing plate 4 in the second direction is greater than half the length of the base 1, so as to better press the base 1 through the boss 11, and when the length of the base 1 is 100 mm, the length of the T-shaped pressing plate 4 can be 60 mm, 70 mm, etc.

[0044] In an embodiment of the pump source mounting structure, the fixing part is arranged in the fixing part 43 in the vertical direction.

[0045] Specifically, the fixing part can be a bolt, the fixing hole 41 can be a through hole matched with the bolt, the rod part of the bolt passes through the through hole and is threadedly connected with the mounting surface, so that the pump source is fixed on the mounting surface through the pressing plate 4. In addition, it can be understood that when the number of the base 1 is multiple, the two ends of the pressing plate 4 can respectively abut against the top walls of the two bosses 11 of the two adjacent bases 1, so that the two bases 1 share one pressing plate 4, and the space occupied by the pressing plate 4 is reduced.

[0046] Specifically, the pump source mounting structure can mount the pump source on a heat sink, the heat sink can conduct heat generated by the pump source out, the heat sink can be connected with an air cooling or liquid cooling device to further dissipate heat for the pump source, when mounting the pump source, the fixing portion 43 of the pressing plate 4 is flush with the mounting surface of the base 1, the mounting portion abuts against the heat sink, the fixing member vertically penetrates the fixing portion 43 and is connected with the heat sink, and the base 1 is mounted on the heat sink; the pump source mounting structure can also mount the pump source on a liquid cooling or water cooling plate, the liquid cooling or water cooling plate can directly dissipate heat for the pump source, when mounting the pump source, the fixing portion 43 of the pressing plate 4 is flush with the mounting surface of the base 1, the mounting portion abuts against the water cooling plate, the fixing member vertically penetrates the fixing portion 43 and is connected with the water cooling plate, and the base 1 is mounted on the water cooling plate; the pump source mounting structure can also mount the pump source on other structures by the same mounting method.

[0047] In an embodiment of the pump source mounting structure, the base 1 has a head portion and a tail portion, and the head portion is used for emitting light by the first chip set 2. The head portions of the bases 1 all face the same side, or the head portions of adjacent bases 1 face different sides.

[0048] In the embodiment, when the bases 1 are mounted, the bases 1 can have the head portions all located at the same end, or different cross arrangement modes can be adopted, and various arrangement modes can be adapted to various requirements.

[0049] In an embodiment of the pump source mounting structure, the first chip set 2 is mounted on the base 1 and used for generating laser light, the first chip set 2 includes a first chip 21 and a second chip 22, the first chip 21 has a first light emitting surface 211, the second chip 22 has a second light emitting surface 221 which faces the same direction as the first light emitting surface 211, the first light emitting surface 211 and the second light emitting surface 221 are parallel and spaced apart along a first direction, the first direction is arranged at an angle with the first light emitting surface 211, and a projection area of the first light emitting surface 211 towards the second light emitting surface 221 is located outside the second light emitting surface 221.

[0050] In the embodiment, the pump source mounting structure adjusts the layout of the internal chips, the two light emitting surfaces of the first chip 21 and the second chip 22 are arranged to be spaced apart along the first direction, so that the first light emitting surface 211 and the second light emitting surface 221 are not coplanar, and the first chip 21 and the second chip 22 do not block each other's light emitting surface, which can avoid excessively high junction temperature, thereby facilitating to reduce the heat dissipation pressure and solving the technical problem of excessively high junction temperature and large heat dissipation pressure of the existing pump source.

[0051] In an embodiment of the pump source mounting structure, the number of the first chips 21 is multiple, and each first light emitting surface 211 is parallel and spaced apart along the first direction; or, the number of the first chips 21 is multiple, and each first light emitting surface 211 is parallel and at least two first light emitting surfaces 211 are coplanar.

[0052] In the embodiment, by arranging multiple first chips 21, the laser energy can be improved. In terms of arrangement, the first chips 21 can be arranged such that the first light emitting surfaces 211 are not coplanar, forming a stepped effect, or at least two first light emitting surfaces 211 can be coplanar. When coplanar, the occupied space can be reduced, which is conducive to arrangement in a small pump source mounting structure. Both arrangements can avoid high junction temperature and reduce heat dissipation pressure.

[0053] In one embodiment of the pump source mounting structure, the number of second chips 22 is multiple, and the second light emitting surfaces 221 are parallel and arranged in the first direction. Alternatively, the number of second chips 22 is multiple, and at least two of the second light emitting surfaces 221 are coplanar.

[0054] In the embodiment, as in the previous embodiment, by arranging multiple second chips 22, the laser energy can be improved. In terms of arrangement, the second chips 22 can be arranged such that the second light emitting surfaces 221 are not coplanar, forming a stepped effect, or at least two second light emitting surfaces 221 can be coplanar. When coplanar, the occupied space can be reduced, which is conducive to arrangement in a small pump source mounting structure. Both arrangements can avoid high junction temperature and reduce heat dissipation pressure.

[0055] In one embodiment of the pump source mounting structure, the first chips 21 are arranged in the second direction, the second chips 22 are arranged in the second direction, the first direction is perpendicular to the second direction, and each second chip 22 corresponds to the area between two adjacent first chips 21.

[0056] In the embodiment, each first chip 21 and each second chip 22 are arranged in the second direction, i.e., the first light emitting surfaces 211 are coplanar, and the second light emitting surfaces 221 are coplanar. This can further reduce the occupied space, avoid excessive space occupation of the first chip group 2, and arrange the first light emitting surfaces 211 and the second light emitting surfaces 221 in a staggered and broken line shape along the first direction, which can avoid heat concentration and thus reduce the subsequent heat dissipation pressure.

[0057] In one embodiment of the pump source mounting structure, the pump source further includes a second chip group 3, the second chip group 3 is mounted on the base 1, the second chip group 3 includes a third chip 31 and a fourth chip 32, the third chip 31 has a third light emitting surface 311 opposite the first chip group 2, the fourth chip 32 has a fourth light emitting surface 321 opposite the first chip group 2, the third light emitting surface 311 and the fourth light emitting surface 321 are parallel and arranged in the first direction, and the projection area of the third light emitting surface 311 towards the fourth light emitting surface 321 is located outside the second light emitting surface 221.

[0058] In the embodiment, the second chip set 3 is arranged, the laser energy is further improved, and the optical assembly can be arranged in the region between the first chip set 2 and the second chip set 3 to achieve the light emission purpose. Similarly, the third light emission surface 311 and the fourth light emission surface 321 are not coplanar, and the junction temperature of the second chip set 3 is also prevented from being too high, thereby facilitating the reduction of the subsequent heat dissipation pressure.

[0059] In an embodiment of the pump source mounting structure, the number of the third chips 31 is multiple, and each third light emission surface 311 is parallel and spaced apart along the first direction. Alternatively, the number of the third chips 31 is multiple, and each third light emission surface 311 is parallel and at least two third light emission surfaces 311 are coplanar.

[0060] In the embodiment, the multiple third chips 31 are arranged, the laser energy is improved, and the third chip 31 can be arranged such that each third light emission surface 311 is not coplanar to form a stepped effect, or at least two third light emission surfaces 311 are coplanar to reduce the occupied space and facilitate the arrangement in the small pump source mounting structure. Both the two arrangements can prevent the junction temperature from being too high and reduce the heat dissipation pressure.

[0061] In an embodiment of the pump source mounting structure, the number of the fourth chips 32 is multiple, and each fourth light emission surface 321 is parallel and spaced apart along the first direction. Alternatively, the number of the fourth chips 32 is multiple, and each fourth light emission surface 321 is parallel and at least two fourth light emission surfaces 321 are coplanar.

[0062] In the embodiment, the multiple fourth chips 32 are arranged, the laser energy is improved, and the fourth chip 32 can be arranged such that each fourth light emission surface 321 is not coplanar to form a stepped effect, or at least two fourth light emission surfaces 321 are coplanar to reduce the occupied space and facilitate the arrangement in the small pump source mounting structure. Both the two arrangements can prevent the junction temperature from being too high and reduce the heat dissipation pressure.

[0063] In an embodiment of the pump source mounting structure, the third chips 31 are arranged along the second direction, the fourth chips 32 are arranged along the second direction, and each fourth chip 32 corresponds to the region between the adjacent two third chips 31. When the first chip 21, the second chip 22, the third chip 31, and the fourth chip 32 are moved to the middle position of the base 1 along the first direction, they can be arranged in the order of the first chip 21, the third chip 31, the second chip 22, and the fourth chip 32 in a cycle. Alternatively, when the first chip 21, the second chip 22, the third chip 31, and the fourth chip 32 are moved to the middle position of the base 1 along the first direction, they can be arranged in the order of the first chip 21, the third chip 31, the second chip 22, and the fourth chip 32 in a cycle, and the side walls of the chips are in abutment with each other.

[0064] In combination with the foregoing embodiments, it can be understood that in the present embodiment, the first chips 21 are arranged in a row, the second chips 22 are arranged in a row, the third chips 31 are arranged in a row, and the fourth chips 32 are arranged in a row, and the four rows are independently and parallelly arranged, and the four rows of chips can be combined into one row when they are staggered towards the middle, and after being combined into one row, the two adjacent chips can have a gap or be closely arranged, and when they can be closely arranged, it can be understood that the layout is more compact, and in the present embodiment, the four rows of chips are arranged in a staggered manner, which further avoids the coplanar junction temperature, and is beneficial to reduce the heat dissipation pressure and improve the heat dissipation effect.

[0065] Preferably, the distance between the first light output surface 211 and the second light output surface 221 is greater than or equal to the length of the first chip 21 along the first direction. The distance between the third light output surface 311 and the fourth light output surface 321 is greater than or equal to the length of the third chip 31 along the first direction, and the fourth chip 32 is located on the side of the third chip 31 away from the first chip 21.

[0066] In combination with the foregoing embodiments, it can be understood that the pump source mounting structure can be used in a laser, and the laser further comprises a pump source mounting surface, which can be a uniform temperature plate or a water-cooled plate, and the pump source mounting structure as a whole can be fixed on the uniform temperature plate or the water-cooled plate through the pressing plate 4 and the fixing member, and by applying the pump source mounting structure in the foregoing embodiments, the junction temperature effect of the pump source mounting structure is greatly reduced, thereby reducing the heat dissipation pressure of the laser, and further improving the heat dissipation effect.

[0067] In addition, the first chip 21, the second chip 22, the third chip 31 and the fourth chip 32 can be completely identical chips.

[0068] The technical features of the above embodiments can be combined in any manner, and in order to make the description concise, all possible combinations of the technical features in the above embodiments are not described, but as long as the combinations of the technical features do not exist, they should be considered as the scope of the present application.

[0069] The above embodiments only express several implementation manners of the present application, and the description is more specific and detailed, but it should not be understood as a limitation on the patent application range. It should be pointed out that for ordinary skilled persons in the art, without departing from the concept of the present application, a number of modifications and improvements can be made, which all belong to the protection range of the present application. Therefore, the protection range of the present application patent should be subject to the appended claims.

Claims

1. A pump source mounting structure characterized by comprising: The base, the pressing plate and the fixing part, the side wall of the base is provided with a boss extending along the second direction, the fixing part is used for fixing the position of the pressing plate, the pressing plate comprises: A pressing part extending along the second direction and pressing the top wall of the boss; A fixing part connected with the pressing part, the fixing part is located outside the boss, and the fixing part is connected with the fixing part.

2. The pumping source mounting structure according to claim 1, characterized by The base has a mounting surface and two limiting surfaces, the mounting surface is adjacent to the limiting surface, and the two limiting surfaces are correspondingly arranged on the two sides of the base, the two limiting surfaces extend out of the boss along the first direction and away from the first direction respectively, and the mounting surface is flush with the bottom of the fixing part.

3. The pumping source mounting structure according to claim 1, characterized by The pressing plate is any one of T-shaped pressing plate, inverted L-shaped pressing plate, I-shaped pressing plate or side concave pressing plate.

4. The pumping source mounting structure according to claim 1, characterized by The boss is any one of rectangular boss, inverted trapezoidal boss or inverted triangular boss.

5. The pumping source mounting structure of claim 1, wherein The length of the pressing plate along the second direction pressing the boss is greater than half of the length of the base.

6. The pumping source mounting structure of claim 1, wherein The first chip set is installed on the base and is used for generating laser, the first chip set comprises a first chip and a second chip, the first chip has a first light emitting surface, the second chip has a second light emitting surface which is consistent with the direction of the first light emitting surface, the first light emitting surface and the second light emitting surface are parallel and are arranged along the first direction, the first direction is arranged at an angle with the first light emitting surface, and the projection area of the first light emitting surface towards the second light emitting surface is located outside the second light emitting surface.

7. The pumping source mounting structure of claim 6, wherein The number of the first chips is multiple, each first light emitting surface is parallel and is arranged along the first direction; or the number of the first chips is multiple, each first light emitting surface is parallel and at least two first light emitting surfaces are coplanar.

8. The pumping source mounting structure of claim 7, wherein The number of the second chips is multiple, each second light emitting surface is parallel and is arranged along the first direction; or the number of the second chips is multiple, each second light emitting surface is parallel and at least two second light emitting surfaces are coplanar.

9. The pumping source mounting structure of claim 8, wherein The first chips are arranged along the second direction, the second chips are arranged along the second direction, the first direction is perpendicular to the second direction, and the second chip corresponds to the area between the adjacent two first chips.

10. The pumping source mounting structure of claim 9, wherein The pump source mounting structure further comprises a second chip set, the second chip set is installed on the base, the second chip set comprises a third chip and a fourth chip, the third chip has a third light emitting surface opposite to the first chip set, the fourth chip has a fourth light emitting surface opposite to the first chip set, the third light emitting surface and the fourth light emitting surface are parallel and are arranged along the first direction, the first direction is arranged at an angle with the third light emitting surface, and the projection area of the third light emitting surface towards the fourth light emitting surface is located outside the second light emitting surface.

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