阅读说明：本技术 一种沥青高分子防水卷材制备用加工系统 (Processing system is used in preparation of pitch polymer waterproofing membrane ) 是由 邱中华 黄浩 于 2021-01-14 设计创作，主要内容包括：本发明涉及一种沥青高分子防水卷材制备用加工系统,包括两个侧支板、刮除支架、刮除机构、稳固轮、稳固连接架和清理机构,所述的两个侧支板对称布置,侧支板的中部设置有稳固轮,稳固轮对称布置在侧支板的上下两端,稳固轮通过稳固连接架连接在两个侧支板之间,稳固轮的一侧分布有刮除支架,侧支板的相对侧面上均安装有一个刮除支架,刮除机构安装在刮除支架上。本发明可以解决现有针对防水卷材上多余的沥青进行清理时存在的：防水卷材上多余的沥青刮动后会有向其中部移动的隐患,从而造成防水卷材的中部平整度下降,针对防水卷材上凝固后的沥青进行刮除时容易对防水卷材造成损坏,且凝固后的沥青清理不方便等问题。(The invention relates to a processing system for preparing asphalt polymer waterproof coiled materials, which comprises two side supporting plates, a scraping support, a scraping mechanism, stabilizing wheels, a stable connecting frame and a cleaning mechanism, wherein the two side supporting plates are symmetrically arranged, the stabilizing wheels are arranged in the middle of the side supporting plates and symmetrically arranged at the upper end and the lower end of each side supporting plate, the stabilizing wheels are connected between the two side supporting plates through the stable connecting frame, the scraping support is distributed on one side of each stabilizing wheel, the scraping support is respectively arranged on the opposite side surfaces of the side supporting plates, and the scraping mechanism is arranged on the scraping support. The invention can solve the problems existing in the prior art that the redundant asphalt on the waterproof coiled material is cleaned: the hidden danger that unnecessary pitch scrapes on the waterproofing membrane and then can remove to its middle part to cause waterproofing membrane's middle part roughness to descend, cause the damage to waterproofing membrane easily when scraping to the pitch of solidifying on the waterproofing membrane, and the pitch after solidifying clears up inconvenient scheduling problem.)

1. The utility model provides a processing system is used in preparation of pitch polymer waterproofing membrane, includes two side extension boards (1), strikes off support (2), strikes off mechanism (3), steady wheel (4), firm link (5) and clearance mechanism (6), its characterized in that: the two side supporting plates (1) are symmetrically arranged, the middle parts of the side supporting plates (1) are provided with stabilizing wheels (4), the stabilizing wheels (4) are symmetrically arranged at the upper end and the lower end of the side supporting plates (1), the stabilizing wheels (4) are connected between the two side supporting plates (1) through stabilizing connecting frames (5), one side of each stabilizing wheel (4) is provided with a scraping support (2), the opposite side surfaces of the side supporting plates (1) are respectively provided with one scraping support (2), the scraping mechanisms (3) are arranged on the scraping supports (2), the other sides of the stabilizing wheels (4) are provided with cleaning mechanisms (6), the opposite side surfaces of the side supporting plates (1) are respectively provided with one cleaning mechanism (6), and the positions of the cleaning mechanisms (6) are symmetrical;

the scraping support (2) is of a U-shaped structure, and the middle of the vertical section of the scraping support (2) is connected to the side support plate (1); the scraping mechanism (3) comprises scraping elastic columns (31) connected to the horizontal section of the scraping support (2) in a sliding fit manner, and scraping plates (32) are respectively installed at the opposite ends of the scraping elastic columns (31); the middle part of the scraping plate (32) corresponds to the outer end of the waterproof roll, and the outer end of the scraping plate (32) is obliquely arranged towards the conveying direction of the waterproof roll; the opposite ends of the scraping plate (32) are respectively provided with a scraping column (33), the opposite ends of the scraping columns (33) are of arc structures, and the scraping columns (33) are obliquely arranged relative to the scraping plate (32);

square sliding blocks (51) are symmetrically arranged at two ends of the stable connecting frame (5) positioned at the upper end of the side supporting plate (1), a square sliding groove (11) in sliding fit with the square sliding blocks (51) is formed in the inner side surface of the side supporting plate (1), an adjusting bracket (12) is arranged between the upper side surfaces of the middle part of the side supporting plate (1), the middle part of the adjusting bracket (12) is connected with the middle part of an adjusting screw rod (13) in a thread fit mode, the bottom of the adjusting screw rod (13) is installed on the stable connecting frame (5) at the upper end of the side supporting plate (1) through a bearing, limiting rods (14) are symmetrically arranged at two sides of the adjusting screw rod (13), the limiting rods (14) are installed on the stable connecting frame (5), and the upper ends of the limiting rods (14;

the cleaning mechanism (6) comprises a cleaning rotating wheel (61) located on the inner side of a side support plate (1), bristles are arranged on the outer side face of the cleaning rotating wheel (61), the cleaning rotating wheel (61) is installed on the middle of a rotating shaft (62), one end of the rotating shaft (62) is connected with an output shaft of a rotating motor (63) through a shaft coupling, the rotating motor (63) is installed on the side support plate (1) through a motor sleeve, the other end of the rotating shaft (62) is installed on a rotating support plate (64) through a bearing, and the rotating support plate (64) is connected with the side support plate (1).

2. The processing system for preparing the asphalt polymer waterproof roll according to claim 1, characterized in that: the two ends of the stabilizing wheel (4) are symmetrically provided with crushing structures (41), each crushing structure (41) comprises extrusion plates (42) which are symmetrically arranged on the outer side of the stabilizing wheel (4), each extrusion plate (42) is of an arc-shaped structure, and the inner side surfaces of the extrusion plates (42) are arranged on the outer side surfaces of the stabilizing wheel (4) through extrusion telescopic columns (43).

3. The processing system for preparing the asphalt polymer waterproof roll according to claim 2, characterized in that: both ends of the extrusion plates (42) are of telescopic structures, and the extrusion plates (42) are spliced into an annular structure.

4. The processing system for preparing the asphalt polymer waterproof roll according to claim 1, characterized in that: the cleaning mechanism is characterized in that impact support plates (15) are distributed below the cleaning mechanism (6), the impact support plates (15) are installed between the side support plates (1), impact ejection columns (16) are connected to the impact support plates (15) in a sliding fit mode, impact plates (17) are installed between the tops of the impact ejection columns (16), and trapezoidal impact blocks (18) are arranged on the tops of the impact plates (17).

5. The processing system for preparing the asphalt polymer waterproof roll according to claim 4, wherein the processing system comprises: the bottom of striking bullet post (16) between be provided with power storage plate (19), the middle part below of striking extension board (15) distributes and has rotates briquetting (110), rotates briquetting (110) and sets up on rotating motor (111), rotates motor (111) and installs on the bottom of striking extension board (15), rotate briquetting (110) be the cylinder type structure, and the both ends symmetry of rotating briquetting (110) is provided with the breach.

Technical Field

The invention relates to the technical field of waterproof coiled material processing, in particular to a processing system for preparing an asphalt polymer waterproof coiled material.

Background

The asphalt is impregnated into the carcass to produce a waterproof material product, which is called an asphalt waterproof roll. The waterproof roll is classified into an asphalt waterproof roll, a high polymer modified asphalt waterproof roll and a synthetic polymer waterproof roll according to the difference of main composition materials.

After pitch waterproofing membrane's matrix flooding pitch, need scrape the pitch layer flat, the pitch layer is scraped and can exist unnecessary pitch at ordinary times and is piled up at its both ends to need to strike off the unnecessary pitch in its both ends after waterproofing membrane preliminary drying accomplishes, thereby increase waterproofing membrane's roughness, current waterproofing membrane carries out the mode of scraping the clearance generally to adopt when scraping the action on pitch layer and clears away unnecessary pitch, the problem that exists when current unnecessary pitch is cleared up to waterproofing membrane is as follows:

after scraping unnecessary pitch on waterproofing membrane, the hidden danger that removes to its middle part can be had to waterproofing membrane to cause waterproofing membrane's middle part roughness to descend, make waterproofing membrane shaping effect poor, cause the damage to waterproofing membrane easily when striking off to the pitch of solidifying on the waterproofing membrane, and the pitch clearance after solidifying is inconvenient, and after waterproofing membrane clearance was accomplished, the pitch piece can remain in a large number on waterproofing membrane.

Disclosure of Invention

In order to solve the problems, the invention provides a processing system for preparing an asphalt polymer waterproof coiled material, which comprises two side support plates, a scraping support, a scraping mechanism, a stabilizing wheel, a stable connecting frame and a cleaning mechanism, wherein the two side support plates are symmetrically arranged, the stabilizing wheel is arranged in the middle of each side support plate and symmetrically arranged at the upper end and the lower end of each side support plate, the stabilizing wheel is connected between the two side support plates through the stable connecting frame, the scraping support is distributed at one side of the stabilizing wheel, the scraping support is respectively arranged at the opposite side surfaces of the side support plates, the scraping mechanism is arranged on the scraping support, the cleaning mechanism is arranged at the other side of each stabilizing wheel, the cleaning mechanism is respectively arranged at the opposite side surfaces of the side support plates, and the cleaning mechanisms are symmetrically positioned, so that redundant asphalt on the outer end of the waterproof coiled material can be removed in a scraping and crushing manner, increase waterproofing membrane's shaping effect, thereby increase the result of use in waterproofing membrane later stage, firm wheel can be extruded on waterproofing membrane's upper and lower side, make waterproofing membrane's height obtain spacingly, and through the extrusion of firm wheel to waterproofing membrane, make waterproofing membrane can be in stable state, strike off the mechanism of striking off on the support and can strike off the unnecessary pitch in waterproofing membrane both ends, the both ends of firm wheel can crush the convex pitch in waterproofing membrane both ends, so that clearance mechanism can clear away the pitch of crushing on the waterproofing membrane.

The scraping support is of a U-shaped structure, and the middle of the vertical section of the scraping support is connected to the side support plate; the scraping mechanism comprises scraping elastic columns connected to the horizontal section of the scraping support in a sliding fit mode, and the opposite ends of the scraping elastic columns are respectively provided with a scraping plate.

Clearance mechanism including being located the inboard clearance runner of side extension board, the lateral surface of clearance runner is provided with the brush hair, the clearance runner is installed on the middle part of axis of rotation, the one end of axis of rotation is passed through the shaft coupling and is connected with the output shaft that rotates the motor, it installs on the side extension board to rotate the motor through the motor cover, the other end of axis of rotation passes through the bearing and installs on rotating the extension board, it is connected with the collateral branch board to rotate the extension board, concrete during operation, the rotation of rotating the motor can drive the clearance runner through the axis of rotation and rotate, make the clearance runner clear away the pitch piece that adheres after the crushing of waterproofing membrane upper flank both ends.

Strike off the middle part of board and waterproofing membrane's outer end corresponding, strike off the outer end of board and incline towards waterproofing membrane's direction of transfer and arrange, strike off the slope structure of board and make the unsolidified pitch of scraping down remove towards the board outside of scraping in waterproofing membrane transfer process to unnecessary pitch can be followed the landing of scraping the board.

The opposite ends of the scraping plate are respectively provided with a scraping column, the opposite ends of the scraping columns are of an arc-shaped structure, and the scraping columns are obliquely arranged relative to the scraping plate, so that the scraping effect of the scraping device on asphalt on the waterproof coiled material can be improved by the scraping columns, the waterproof coiled material cannot be damaged by the scraping columns of the arc-shaped structure, and the conveying effect of the scraped asphalt can be improved by the oblique arrangement of the scraping columns relative to the scraping plate.

Be located the collateral branch board upper end the both ends symmetry of firm link is provided with square slider, be provided with on the medial surface of collateral branch board with square slider looks sliding fit's square spout, be provided with between the middle part of collateral branch board on the side and adjust the support, the middle part of adjusting the support is connected with adjusting screw's middle part through screw-thread fit's mode, adjusting screw's bottom is passed through the bearing and is installed on the firm link of collateral branch board upper end, adjusting screw's bilateral symmetry is provided with the gag lever post, the gag lever post is installed on firm link, the adjusting bracket is passed to the upper end of gag lever post, it can drive the firm link of collateral branch board upper end and carry out the altitude mixture control to twist adjusting screw through the manual work, the waterproofing membrane of being convenient for initially places, height through adjusting firm link.

As a preferred technical scheme of the invention, the two ends of the stabilizing wheel are symmetrically provided with crushing structures, each crushing structure comprises an extrusion plate symmetrically arranged on the outer side of the stabilizing wheel, each extrusion plate is of an arc-shaped structure, the inner side surface of each extrusion plate is arranged on the outer side surface of the stabilizing wheel through an extrusion telescopic column, and when the outer side surface of each extrusion plate corresponds to the outer side surface of the stabilizing wheel in position, the extrusion telescopic columns are in a compressed state.

As a preferred technical scheme of the invention, both ends of the extrusion plates are of telescopic structures, the telescopic force for extruding the telescopic columns is greater than the telescopic force at both ends of the extrusion plates, the extrusion plates are spliced into an annular structure, and the telescopic structures at both ends of the extrusion plates enable the extrusion plates to be always in the annular structure when the extrusion plates move inwards and outwards, so that the situation that the waterproof coiled material cannot be completely extruded due to gaps between the extrusion plates is prevented.

As a preferred technical scheme of the invention, impact support plates are distributed below the cleaning mechanism, the impact support plates are arranged between the side support plates, impact columns are connected to the impact support plates in a sliding fit manner, impact plates are arranged between the tops of the impact columns, and trapezoidal impact blocks are arranged on the tops of the impact plates.

As a preferred technical scheme of the invention, a force storage plate is arranged between the bottoms of the impact columns, rotating pressing blocks are distributed below the middle parts of the impact support plates, the rotating pressing blocks are arranged on a rotating motor, the rotating motor is arranged on the bottom of the impact support plates, the rotating pressing blocks are of a cylindrical structure, notches are symmetrically arranged at two ends of each rotating pressing block, the rotating pressing blocks can be driven to rotate through the rotation of the rotating motor, the force storage plate can be driven to move downwards when the cylindrical surfaces of the rotating pressing blocks are contacted with the force storage plate, so that the impact columns shrink, when the notches on the rotating pressing blocks are contacted with the force storage plate, the force storage plate can move upwards under the action of restoring force of the impact columns, the impact plate can generate impact force on the waterproof coiled material, asphalt crushed on the lower side surface of the waterproof coiled material is shaken off, and when the waterproof coiled material is impacted by the impact blocks of the trapezoidal structure, the middle part of the waterproof roll can be tilted upwards, so that sundries in the middle part of the waterproof roll can be shaken off outwards, and the waterproof roll is convenient to clean the runner to sweep away the waterproof roll.

The invention has the beneficial effects that:

the asphalt removing device can remove redundant asphalt on the outer end of the waterproof coiled material in a scraping and crushing removal mode, so that the forming effect of the waterproof coiled material is improved, the asphalt can be guided to the outer side when the unsolidified asphalt on the waterproof coiled material is scraped, so that the asphalt is completely removed from the waterproof coiled material, and the extruded waterproof coiled material can be impacted, so that asphalt scraps adhered to the waterproof coiled material can be shaken off;

the scraping plate in the scraping support can scrape thick and unset asphalt on the waterproof coiled material with certain force under the action of the scraping elastic column, and the scraping plate capable of stretching and retracting can automatically stretch and retract when contacting with the asphalt bulge of the waterproof coiled material, so that influence on conveying of the waterproof coiled material when the scraping plate contacts with the asphalt bulge on the waterproof coiled material is prevented;

thirdly, due to the inclined structure of the scraping plate, the scraped unsolidified asphalt moves towards the outer side of the scraping plate in the conveying process of the waterproof coiled material, so that the redundant asphalt can slide off from the scraping plate;

the extrusion plates on the two stabilizing wheels can extrude the upper side surface and the lower side surface of the waterproof roll material with certain force, so that the extrusion effect of the waterproof roll material is improved;

according to the invention, the impact plate can be driven to generate impact force on the waterproof coiled material through the rotation of the rotating pressing block, so that asphalt crushed on the lower side surface of the waterproof coiled material can shake off, and the middle part of the waterproof coiled material can be tilted upwards when the waterproof coiled material is impacted by the impact block with the trapezoid structure, so that sundries in the middle part of the waterproof coiled material can shake off outwards, and the rotating wheel can be cleaned conveniently to sweep off the waterproof coiled material.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic view of a first configuration of the present invention;

FIG. 2 is a second schematic structural view of the present invention;

fig. 3 is a schematic structural view of the side support plate, the scraping support and the scraping mechanism of the present invention;

FIG. 4 is a schematic structural view of the side support plate, the stabilizing wheel, the stabilizing link and the cleaning mechanism of the present invention;

FIG. 5 is a cross-sectional view of the present invention between the stabilizing wheel and the stabilizing attachment;

FIG. 6 is a schematic view of the structure between the side support plate and the cleaning mechanism of the present invention.

Detailed Description

The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.

As shown in fig. 1-6, a processing system for preparing asphalt polymer waterproof coiled material comprises two side support plates 1, a scraping support 2, a scraping mechanism 3, a stabilizing wheel 4, a stabilizing connecting frame 5 and a cleaning mechanism 6, wherein the two side support plates 1 are symmetrically arranged, the stabilizing wheel 4 is arranged in the middle of the side support plate 1, the stabilizing wheel 4 is symmetrically arranged at the upper end and the lower end of the side support plate 1, the stabilizing wheel 4 is connected between the two side support plates 1 through the stabilizing connecting frame 5, the scraping support 2 is distributed at one side of the stabilizing wheel 4, the scraping support 2 is respectively arranged at the opposite side surfaces of the side support plates 1, the scraping mechanism 3 is arranged on the scraping support 2, the cleaning mechanism 6 is arranged at the other side of the stabilizing wheel 4, the cleaning mechanism 6 is respectively arranged at the opposite side surfaces of the side support plates 1, and the positions of the cleaning mechanisms 6 are symmetrical, the invention can remove redundant asphalt on the outer end of the waterproof coiled material by adopting a mode of scraping and crushing and cleaning, increase waterproofing membrane's shaping effect, thereby increase the result of use in waterproofing membrane later stage, firm wheel 4 can be extruded on waterproofing membrane's upper and lower side, make waterproofing membrane's height obtain spacingly, and through firm wheel 4 extrusion to waterproofing membrane, make waterproofing membrane can be in stable state, strike off scraping mechanism 3 on the support 2 and can strike off the unnecessary pitch in waterproofing membrane both ends, firm wheel 4's both ends can crush the convex pitch in waterproofing membrane both ends, so that clearance mechanism 6 can clear away the pitch of crushing on the waterproofing membrane.

The scraping support 2 is of a U-shaped structure, and the middle of the vertical section of the scraping support 2 is connected to the side support plate 1; the scraping mechanism 3 comprises scraping elastic columns 31 connected to the horizontal section of the scraping support 2 in a sliding fit mode, the opposite ends of the scraping elastic columns 31 are respectively provided with a scraping plate 32, when the scraping mechanism works, the scraping plates 32 in the scraping support 2 can scrape thick and unsolidified asphalt on a waterproof coiled material under the action of the scraping elastic columns 31, and the scraping plates 32 capable of stretching and retracting can automatically stretch and retract when contacting asphalt bulges of the waterproof coiled material, so that influence on conveying of the waterproof coiled material when the scraping plates 32 contact the asphalt bulges on the waterproof coiled material is prevented.

The middle part of scraping board 32 corresponding with waterproofing membrane's outer end, the outer end of scraping board 32 is arranged towards waterproofing membrane's direction of transfer slope, the slope structure of scraping board 32 makes the unsolidified pitch of scraping down remove towards scraping board 32 outside in waterproofing membrane conveying process to unnecessary pitch can be followed the landing of scraping board 32.

The opposite ends of the scraping plate 32 are respectively provided with a scraping column 33, the opposite ends of the scraping columns 33 are of an arc-shaped structure, the scraping columns 33 are obliquely arranged relative to the scraping plate 32, the scraping columns 33 can increase the scraping effect of the asphalt on the waterproof coiled material, the scraping columns 33 of the arc-shaped structure cannot damage the waterproof coiled material, and the scraping columns 33 are obliquely arranged relative to the scraping plate 32 to increase the conveying effect of the scraped asphalt.

The two ends of the stable connecting frame 5 positioned at the upper end of the side supporting plate 1 are symmetrically provided with square sliding blocks 51, the inner side surface of the side supporting plate 1 is provided with square sliding grooves 11 matched with the square sliding blocks 51 in a sliding way, an adjusting bracket 12 is arranged between the upper side surfaces of the middle parts of the side supporting plates 1, the middle part of the adjusting bracket 12 is connected with the middle part of an adjusting screw 13 in a thread matching way, the bottom of the adjusting screw 13 is arranged on the stable connecting frame 5 at the upper end of the side supporting plate 1 through a bearing, the two sides of the adjusting screw 13 are symmetrically provided with limiting rods 14, the limiting rods 14 are arranged on the stable connecting frame 5, the upper ends of the, the stable connecting frame 5 at the upper end of the side supporting plate 1 can be driven to carry out height adjustment by manually twisting the adjusting screw 13, so that the waterproof coiled material can be initially placed conveniently, the pressing force between the stabilizer wheels 4 can also be adjusted by adjusting the height of the stabilizer link 5.

Firm wheel 4's both ends symmetry be provided with crushing structure 41, crushing structure 41 includes the stripper plate 42 of symmetrical arrangement in the firm wheel 4 outside, stripper plate 42 is the arc structure, the medial surface of stripper plate 42 is installed on the lateral surface of firm wheel 4 through extrusion flexible post 43, when the lateral surface of stripper plate 42 is relative with the lateral surface position of firm wheel 4, extrusion flexible post 43 is in the state of compression, thereby stripper plate 42 on two firm wheels 4 can have the upper and lower side to waterproofing membrane of certain dynamics and extrude, waterproofing membrane's extrusion effect is increased.

The both ends of stripper plate 42 be extending structure, the concertina power of extrusion flexible post 43 is greater than the concertina power at stripper plate 42 both ends, splices into annular structure between the stripper plate 42, when the extending structure at stripper plate 42 both ends makes stripper plate 42 take place inside and outside removal, stripper plate 42 can be in annular structure all the time, prevents to appear the breach between the stripper plate 42 and causes the unable complete extrusion of waterproofing membrane.

Clearance mechanism 6 including being located the inboard clearance runner 61 of side extension board 1, the lateral surface of clearance runner 61 is provided with the brush hair, clearance runner 61 is installed on the middle part of axis of rotation 62, the one end of axis of rotation 62 is connected with the output shaft that rotates motor 63 through the shaft coupling, it installs on side extension board 1 to rotate motor 63 through the motor cover, the other end of axis of rotation 62 passes through the bearing and installs on rotating extension board 64, it is connected with side extension board 1 to rotate extension board 64, during specific work, the rotation that rotates motor 63 can drive clearance runner 61 through axis of rotation 62 and rotate, make clearance runner 61 can clear away the pitch piece that adheres after the crushing of waterproofing membrane upper flank both ends.

The cleaning mechanism 6 is characterized in that impact support plates 15 are distributed below the cleaning mechanism 6, the impact support plates 15 are installed between the side support plates 1, impact columns 16 are connected to the impact support plates 15 in a sliding fit mode, impact plates 17 are installed between the tops of the impact columns 16, and trapezoidal impact blocks 18 are arranged on the tops of the impact plates 17.

The bottom of the impact spring column 16 is provided with a force storage plate 19, a rotating pressing block 110 is distributed below the middle of the impact support plate 15, the rotating pressing block 110 is arranged on a rotating motor 111, the rotating motor 111 is arranged on the bottom of the impact support plate 15, the rotating pressing block 110 is of a cylindrical structure, and two ends of the rotating pressing block 110 are symmetrically provided with notches, the rotating pressing block 110 can be driven to rotate through the rotation of the rotating motor 111, the cylindrical surface of the rotating pressing block 110 can drive the force storage plate 19 to move downwards when in contact with the force storage plate 19, so that the impact spring column 16 contracts, when the notches on the rotating pressing block 110 are in contact with the force storage plate 19, the force storage plate 19 can move upwards under the restoring force of the impact spring column 16, the impact plate 17 can generate impact force on the waterproof coiled material, thereby the asphalt crushed on the lower side surface of the waterproof coiled material shakes off, the impact block 18 with a trapezoidal structure enables the waterproof coiled material, the middle part of the waterproof coiled material can be tilted upwards, so that sundries in the middle part of the waterproof coiled material can be shaken off outwards, and the rotating wheel 61 can be cleaned conveniently to sweep away the waterproof coiled material.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.