CN213125908U

CN213125908U - Solar module mounting rack

Info

Publication number: CN213125908U
Application number: CN202021664695.0U
Authority: CN
Inventors: 向小龙
Original assignee: Hunan Rich Photovoltaic Technology Co ltd
Current assignee: Hunan Rich Photovoltaic Technology Co ltd
Priority date: 2020-08-11
Filing date: 2020-08-11
Publication date: 2021-05-04
Anticipated expiration: 2030-08-11

Abstract

The utility model discloses a solar energy component mounting bracket, including support frame, mounting bracket body, the first clamping part of a plurality of and two second clamping parts, the mounting bracket body for horizontal plane slope set up in on the support frame, a plurality of first clamping part along the horizontal direction slide set up in the mounting bracket body in the bottom of self incline direction, first clamping part is used for centre gripping solar energy component's bottom, two the second clamping part slide respectively set up in the both sides of mounting bracket body, the slip direction of second clamping part be on a parallel with the slip direction of first clamping part, the second clamping part is used for centre gripping solar energy component's both sides. According to the utility model discloses solar energy component mounting bracket, easy operation when not only installing solar energy component, labour saving and time saving can be used for installing not unidimensional solar energy component moreover, extensive applicability.

Description

Solar module mounting rack

Technical Field

The utility model relates to a mounting bracket, in particular to solar energy component mounting bracket.

Background

The solar module is also called a photovoltaic module or a solar cell panel, generally has a plate-shaped structure, absorbs sunlight through a solar cell sheet on the solar module, and directly or indirectly converts solar radiation energy into electric energy through a photoelectric effect or a photochemical effect.

When the solar module is used, the solar module is required to be installed on the installation frame, the installation is troublesome when the solar module is installed on the existing installation frame, time and labor are wasted, the installation frames with different sizes are required to be used for the solar modules with different sizes, the installation frame is troublesome to process, and the large-scale production is not facilitated.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a solar energy component mounting bracket, easy operation when not only installing solar energy component, labour saving and time saving can be used for installing not unidimensional solar energy component moreover, extensive applicability.

According to the utility model discloses solar energy component mounting bracket, include:

a support frame;

the mounting frame body is obliquely arranged on the supporting frame relative to the horizontal plane;

the first clamping parts are arranged at the bottom end of the mounting frame body in the self-inclination direction in a sliding mode along the horizontal direction and used for clamping the bottom end of the solar assembly;

the two second clamping parts are arranged on two sides of the mounting frame body in a sliding mode respectively, the sliding direction of the second clamping parts is parallel to that of the first clamping parts, and the second clamping parts are used for clamping two sides of the solar assembly.

According to the utility model discloses solar energy component mounting bracket has following technological effect at least: when the solar module needs to be installed, the support frame is installed at a set place, the upper end face of the installation frame body faces to the direction convenient for absorbing solar energy, and in addition, the two second clamping parts slide towards the direction away from each other. Afterwards carry solar energy component, make solar energy component's bottom be close to first clamping part, first clamping part centre gripping solar energy component's bottom, later slide first clamping part, solar energy component and then remove along with first clamping part, after solar energy component removes suitable position on the mounting bracket body and near on the mounting bracket body, slide two second clamping parts towards the direction that is close to each other, slide the both sides of grasping solar energy component respectively after setting for the position when two second clamping parts, thereby realize solar energy component's installation. The utility model discloses solar energy component mounting bracket, when needing to install solar energy component, first clamping part centre gripping solar energy component's bottom can remove solar energy component to suitable position, later with two second clamping parts slide to setting for the position and respectively the centre gripping solar energy component's both sides can, easy operation is convenient. And the solar energy component is driven to move through the sliding of the first clamping part, the first clamping part can play the roles of bearing and carrying, so that the solar cell is carried by hands without using the staff, the solar energy component only needs to be held, and the solar energy component is more time-saving and labor-saving in installation. In addition, two second clamping parts are slidable, and then can adjust the distance between two second clamping parts, make two second clamping parts can the not unidimensional solar energy component of centre gripping, and then the utility model discloses the not unidimensional solar energy component of not can be installed to the solar energy component mounting bracket of embodiment, extensive applicability.

According to the utility model discloses a some embodiments, the mounting bracket body is provided with first spout in self incline direction's bottom, first clamping part slide set up in on the first spout.

According to some embodiments of the present invention, the number of the first clamping portions is two, two the equal detachably of the first clamping portions set up in on the first chute.

According to the utility model discloses a some embodiments, first spout is followed the incline direction of mounting bracket body runs through, be provided with on the first clamping part and pass the locking screw of first spout, locking screw keeps away from the one end threaded connection of first clamping part has first lock nut.

According to some embodiments of the invention, the first clamping portion is a U-shaped structure.

According to the utility model discloses a some embodiments, the both sides of mounting bracket body all are provided with the mounting panel, be provided with the second spout on the mounting panel, the second clamping part slide set up in on the second spout.

According to the utility model discloses a some embodiments, the second spout is narrow down structure of falling the convex and run through from top to bottom for wide, the bottom of second clamping part is provided with the slider, the slider cooperation install in upper end in the second spout, be provided with the through-hole on the slider, the through-hole interpolation is equipped with the bolt, the bottom of bolt is passed second spout and threaded connection have second lock nut.

According to some embodiments of the invention, the second clamping portion is an L-shaped structure.

According to some embodiments of the utility model, the mounting bracket body rotate set up in on the support frame, the mounting bracket body with be provided with angle adjustment mechanism between the support frame, angle adjustment mechanism is used for adjusting the inclination of mounting bracket body.

According to the utility model discloses a some embodiments, be provided with the regulating plate on the support frame, be provided with the regulation hole on the regulating plate, angle adjusting mechanism includes adjusting screw and two adjusting nut, adjusting screw's one end is articulated mounting bracket body, the other end passes the regulation hole, two adjusting nut respectively threaded connection in the regulating plate both sides on the adjusting screw.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a view of one of the viewing angles of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

FIG. 4 is a schematic view of the installation of the second clamping portion;

reference numerals:

a support 100, an adjusting plate 101; the mounting bracket comprises a mounting bracket body 200, a first chute 201, a mounting plate 202 and a second chute 203; a first clamping part 300, a locking screw 301 and a first locking nut 302; a second clamping portion 400, a slider 401, a through hole 402, a bolt 403, and a second lock nut 404; angle adjustment mechanism 500, adjusting screw 501, adjusting nut 502.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

A solar module mounting frame according to an embodiment of the present invention is described below with reference to fig. 1 to 4.

According to the utility model discloses solar energy component mounting bracket, as shown in fig. 1 to 4, including support frame 100, mounting bracket body 200, the first clamping part 300 of a plurality of and two second clamping parts 400, mounting bracket body 200 sets up on support frame 100 for horizontal plane slope, the first clamping part 300 of a plurality of slides along the horizontal direction and sets up in mounting bracket body 200 in the bottom of self incline direction, first clamping part 300 is used for centre gripping solar energy component's bottom, two second clamping parts 400 slide respectively and set up in the both sides of mounting bracket body 200, the slip direction of second clamping part 400 is on a parallel with the slip direction of first clamping part 300, second clamping part 400 is used for centre gripping solar energy component's both sides.

In this embodiment, when the solar module is to be mounted, the support frame 100 is mounted at a predetermined position, the upper end surface of the mounting frame body 200 faces a direction in which solar energy is absorbed, and the two second clamping portions 400 slide in directions away from each other. Afterwards, the solar assembly is carried, the bottom end of the solar assembly is close to the first clamping portion 300, the bottom end of the solar assembly is clamped by the first clamping portion 300, then the first clamping portion 300 slides, the solar assembly further moves along with the first clamping portion 300, when the solar assembly moves to a proper position on the installation frame body 200 and abuts against the installation frame body 200, the two second clamping portions 400 slide towards the mutually close direction, and when the two second clamping portions 400 slide to a set position, the two sides of the solar assembly are respectively clamped, so that the installation of the solar assembly is realized. The utility model discloses solar energy component mounting bracket, when needing to install solar energy component, first clamping part 300 grasps solar energy component's bottom can remove solar energy component to suitable position, later with two second clamping parts 400 slide to the position that corresponds and grasp solar energy component's both sides respectively can, easy operation is convenient. And the solar energy component is driven to move through the sliding of the first clamping part 300, the first clamping part 300 can play the roles of bearing and carrying, so that the solar energy component is carried without the use of hands of workers, the solar energy component only needs to be held, and the solar energy component is more time-saving and labor-saving in the process of mounting. In addition, two second clamping part 400 slidable, and then can adjust the distance between two second clamping part 400, make two second clamping part 400 can the not unidimensional solar energy component of centre gripping, and then the utility model discloses the not unidimensional solar energy component can be installed to the solar energy component mounting bracket of embodiment, extensive applicability.

It should be noted that the number of the first clamping portions 300 may be one, two or more, for example, when the number of the first clamping portions 300 is one, the first clamping portions 300 may clamp the middle position of the bottom of the solar module, and when the number of the first clamping portions 300 is two, the two first clamping portions 300 may respectively clamp the two end positions of the bottom of the solar module. Since the mount body 200 is used to mount the solar module, the mount body 200 may be a plate structure or a frame structure adapted to the solar module. And then the mounting bracket body 200 sets up on support frame 100 for the horizontal plane slope, means that the installation face of mounting bracket body 200 sets up for the horizontal plane slope to after solar module installs on mounting bracket body 200, can absorb more solar energy, specifically, because the illumination that solar module received is stronger, its photoelectric conversion efficiency just is higher. In northern hemisphere, most areas have higher latitude, and the sunlight irradiation angle is inclined. Therefore, the solar module can exert the highest efficiency only by obliquely mounting the solar module on the mounting frame body 200 so that the light receiving surface of the solar module is as perpendicular as possible to the light of the sunlight. The first clamping portion 300 is slidably disposed at the bottom end of the mounting block body 200 in the inclination direction thereof, that is, when the mounting block body 200 is obliquely disposed, the first clamping portion 300 is located at the bottom end of the mounting block body 200, instead of the lower end surface of the mounting block body 200, and the sliding direction of the first clamping portion 300 is horizontal and can be perpendicular to the inclination direction of the mounting block body 200. The two second clamping portions 400 are respectively disposed on two sides of the mounting bracket body 200, which means that the two second clamping portions 400 are respectively disposed on two sides of the mounting bracket body 200 in the inclination direction thereof, that is, on two sides corresponding to the solar module.

In some embodiments of the present invention, as shown in fig. 1 and fig. 3, the mounting bracket body 200 is provided with a first sliding groove 201 at the bottom end of the self-inclined direction, and the first clamping portion 300 is slidably disposed on the first sliding groove 201. The length direction of first spout 201 can be the horizontal direction and can be perpendicular to mounting bracket body 200's incline direction, and first clamping part 300 slides and sets up on first spout 201, and first spout 201 plays the guide effect, makes first clamping part 300 only slide along setting for the direction, thereby first clamping part 300 can drive solar energy component and move towards setting for the direction to make the installation more accurate. Of course, a guide rail may be provided on the mount body 200, an engagement groove that can be attached to the guide rail may be correspondingly provided on the first clamping portion 300, and the first clamping portion 300 may be slidably provided on the mount body 200 by engagement of the engagement groove and the guide rail.

In some embodiments of the present invention, the number of the first clamping portions 300 is two, and two first clamping portions 300 are detachably disposed on the first sliding groove 201. First clamping part 300 not only plays the clamping action, still plays the bearing effect, and first clamping part 300 sets up to two, and then not only more firm to solar energy component's centre gripping, can bear heavier solar energy component moreover, and structural strength is higher, and in addition, two first clamping parts 300 can be respectively the both ends position of centre gripping solar energy component bottom, and then make solar energy component installation more stable. The first clamping portion 300 is detachably disposed on the first sliding groove 201, so that the first clamping portion 300 is more convenient to replace and maintain. It should be noted that, when the solar module is installed, one of the first clamping portions 300 may clamp a corresponding end of the solar module, and then the first clamping portion 300 is slid to move the solar module to a proper position on the installation frame body 200, that is, the installation position of the solar module, and then the other first clamping portion 300 clamps the other end of the solar module.

In some embodiments of the present invention, as shown in fig. 1 and 3, the first sliding groove 201 runs through along the inclined direction of the mounting bracket body 200, the first clamping portion 300 is provided with a locking screw 301 passing through the first sliding groove 201, and one end of the locking screw 301 far away from the first clamping portion 300 is connected with a first locking nut 302 through a thread. When the first clamping portion 300 slides to a set position, the first locking nut 302 is rotated to press the first locking nut 302 against the mounting frame body 200, so as to prevent the first clamping portion 300 from sliding continuously, and thus the solar module can be fixed at a corresponding mounting position. When the first clamping portion 300 needs to be slid, the first locking nut 302 is rotated in the opposite direction, so that the first locking nut 302 is separated from the mounting bracket body 200. When the first clamping portion 300 needs to be replaced and maintained, the first clamping portion 300 can be taken down from the first sliding chute 201 by unscrewing the first locking nut 302 from the locking screw 301. In this embodiment, the first locking nut 302 is rotated to enable the first clamping portion 300 to slide or be fixed or be taken down from the first sliding groove 201, so that the operation is simple and convenient, and time and labor are saved. It should be noted that, the fixture block may be clamped at one end or two ends of the first sliding groove 201, and when the first clamping portion 300 needs to be detached, the fixture block is detached, so that the first clamping portion 300 can slip from the end portion corresponding to the first sliding groove 201, thereby achieving detachable setting.

In some embodiments of the present invention, the first clamping portion 300 has a U-shaped structure. In solar module's bottom disect insertion first clamping part 300, first clamping part 300 and then can push up upper and lower terminal surface and the bottom of holding solar module, and then not only can carry out the centre gripping to solar module, can bear solar module moreover. Of course, the first clamping portion 300 may also be an L-shaped structure and disposed in an inverted L-shape, so that a clamping space is formed between the first clamping portion 300 and the mounting bracket body 200.

In some embodiments of the present invention, as shown in fig. 1 and 4, the mounting frame body 200 is provided with mounting plates 202 on both sides, the mounting plates 202 are provided with second sliding grooves 203, and the second clamping portions 400 are slidably disposed on the second sliding grooves 203. It can be understood that, since the sliding direction of the second clamping portion 400 is parallel to the sliding direction of the first clamping portion 300, the length direction of the second chute 203 is parallel to the length direction of the first chute 201. The second clamping portion 400 is arranged on the second sliding groove 203 in a sliding mode, the second sliding groove 203 plays a role in guiding, the second clamping portion 400 only slides along the set direction, and therefore the two sides of the solar assembly can be accurately clamped by the second clamping portion 400, and the solar assembly is more stable to install. Of course, the mounting plate 202 may be provided with a rail, the second clamping portion 400 may be provided with an engagement groove that can be attached to the rail, and the second clamping portion 400 may be slidably provided on the mounting plate 202 by engagement of the engagement groove and the rail.

In some embodiments of the present invention, as shown in fig. 1 and 4, the second sliding groove 203 is an inverted convex structure with a wide top and a narrow bottom and runs through the top and the bottom, the bottom end of the second clamping portion 400 is provided with a sliding block 401, the sliding block 401 is installed at the upper end of the second sliding groove 203 in a matching manner, the sliding block 401 is provided with a through hole 402, a bolt 403 is inserted into the through hole 402, and the bottom end of the bolt 403 passes through the second sliding groove 203 and is connected with a second locking nut 404 through a thread. When the second clamping part 400 slides to the position where the solar module can be clamped, the second locking nut 404 is rotated to enable the second locking nut 404 to be tightly pressed on the bottom end of the mounting plate 202, so that the second clamping part 400 is prevented from continuously sliding, stable clamping can be performed on two sides of the solar module, and the solar module is prevented from moving left and right. When the second clamping portion 400 needs to be slid, the second locking nut 404 is rotated in the opposite direction, so that the second locking nut 404 is separated from the mounting plate 202. When the second clamping portion 400 needs to be replaced and maintained, the second clamping portion 400 can be taken down from the second chute 203 by unscrewing the second lock nut 404 from the bolt 403. In this embodiment, the second locking nut 404 is rotated to enable the second clamping portion 400 to slide or be fixed or be taken down from the second sliding groove 203, so that the operation is simple and convenient, and time and labor are saved. In addition, the second sliding groove 203 is an inverted convex structure with a wide upper part and a narrow lower part, and the slider 401 is installed at the upper end in the second sliding groove 203 in a matching manner, so that the second clamping portion 400 can be prevented from moving on two sides in the sliding direction, and the second clamping portion 400 can slide more stably.

In some embodiments of the present invention, the second clamping portion 400 is an L-shaped structure. Because second clamping part 400 only needs to carry out the centre gripping to solar energy component's both sides, and need not carry out the bearing to solar energy component, and then second clamping part 400 can be for L shape structure and be the slip of falling L shape and set up in second spout 203, thereby the lateral wall of second clamping part 400 can push up the lateral wall of holding solar energy component, the top of second clamping part 400 can push up the up end of holding solar energy component, thereby realize the centre gripping to solar energy component, and the centre gripping is effectual. Of course, the second clip portion 400 may have a U-shaped configuration.

In some embodiments of the present invention, as shown in fig. 1 and 2, the mounting bracket body 200 is rotatably disposed on the supporting frame 100, an angle adjusting mechanism 500 is disposed between the mounting bracket body 200 and the supporting frame 100, and the angle adjusting mechanism 500 is used for adjusting the inclination angle of the mounting bracket body 200. The angle adjusting mechanism 500 rotates by controlling the mounting frame body 200, so as to adjust the inclination angle of the mounting frame body 200, and further adjust the inclination angle of the solar module after mounting, so that the efficiency of the solar module for absorbing solar energy is optimal.

In some embodiments of the present invention, as shown in fig. 1 and 2, the support frame 100 is provided with the adjusting plate 101, the adjusting plate 101 is provided with an adjusting hole, the angle adjusting mechanism 500 includes an adjusting screw 501 and two adjusting nuts 502, one end of the adjusting screw 501 is hinged to the mounting frame body 200, the other end of the adjusting screw passes through the adjusting hole, and the two adjusting nuts 502 are respectively screwed on the adjusting screw 501 on two sides of the adjusting plate 101. Because mounting bracket body 200 rotates and sets up on support frame 100, and then adjusting screw 501 can move along the length direction of adjusting hole, makes adjusting hole can overlap and locates the different position of adjusting screw 501, then can adjust mounting bracket body 200's inclination with two adjusting nut 502 screw up in the both sides of regulating plate 101. It should be noted that the angle adjusting mechanism 500 may also be a telescopic rod, and two ends of the telescopic rod are connected to the mounting frame body 200 and the adjusting plate 101, respectively. In addition, the regulation hole can be the screw hole, adjusting screw 501 can be around self axle center rotation set up on mounting bracket body 200, the other end pass the regulation hole and with regulation hole threaded connection, two adjusting nut 502 difference threaded connection are on the adjusting screw 501 of regulating plate 101 both sides, rotate adjusting screw 501, adjusting screw 501 can follow the length direction removal of regulation hole, and then drive mounting bracket body 200 and rotate to can adjust mounting bracket body 200's inclination.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A solar module mounting rack, comprising:

a support frame (100);

a mounting bracket body (200) which is arranged on the support bracket (100) in an inclined manner relative to a horizontal plane;

the first clamping parts (300) are arranged at the bottom end of the mounting rack body (200) in the self inclination direction in a sliding mode along the horizontal direction, and the first clamping parts (300) are used for clamping the bottom end of the solar assembly;

the two second clamping parts (400) are arranged on two sides of the mounting frame body (200) in a sliding mode respectively, the sliding direction of the second clamping parts (400) is parallel to the sliding direction of the first clamping parts (300), and the second clamping parts (400) are used for clamping two sides of the solar assembly.

2. The solar module mounting frame as claimed in claim 1, wherein the mounting frame body (200) is provided with a first sliding groove (201) at the bottom end in the self-inclining direction, and the first clamping portion (300) is slidably arranged on the first sliding groove (201).

3. The solar module mounting rack according to claim 2, wherein the number of the first clamping portions (300) is two, and both of the first clamping portions (300) are detachably arranged on the first sliding groove (201).

4. The solar module mounting frame as claimed in claim 3, wherein the first sliding groove (201) penetrates in the inclined direction of the mounting frame body (200), a locking screw (301) penetrating through the first sliding groove (201) is arranged on the first clamping portion (300), and a first locking nut (302) is connected to one end, far away from the first clamping portion (300), of the locking screw (301) in a threaded manner.

5. The solar module mount according to claim 4, wherein the first clamping portion (300) is a U-shaped structure.

6. The solar module mounting frame as claimed in claim 1, wherein mounting plates (202) are arranged on two sides of the mounting frame body (200), a second sliding groove (203) is arranged on each mounting plate (202), and the second clamping portion (400) is slidably arranged on the second sliding groove (203).

7. The solar module mounting frame as claimed in claim 6, wherein the second sliding groove (203) is an inverted convex structure with a wide upper end and a narrow lower end and penetrates through the second sliding groove, a sliding block (401) is arranged at the bottom end of the second clamping portion (400), the sliding block (401) is installed at the upper end in the second sliding groove (203) in a matching manner, a through hole (402) is formed in the sliding block (401), a bolt (403) is inserted into the through hole (402), and the bottom end of the bolt (403) penetrates through the second sliding groove (203) and is in threaded connection with a second locking nut (404).

8. The solar module mount according to claim 7, wherein the second clip portion (400) is an L-shaped structure.

9. The solar module mounting rack as claimed in claim 1, wherein the mounting rack body (200) is rotatably disposed on the supporting rack (100), and an angle adjusting mechanism (500) is disposed between the mounting rack body (200) and the supporting rack (100), wherein the angle adjusting mechanism (500) is used for adjusting the inclination angle of the mounting rack body (200).

10. The solar module mounting frame as claimed in claim 9, wherein the support frame (100) is provided with a regulating plate (101), the regulating plate (101) is provided with a regulating hole, the angle regulating mechanism (500) comprises a regulating screw (501) and two regulating nuts (502), one end of the regulating screw (501) is hinged to the mounting frame body (200), the other end of the regulating screw passes through the regulating hole, and the two regulating nuts (502) are respectively in threaded connection with the regulating screw (501) on two sides of the regulating plate (101).