阅读说明：本技术 一种用于治理外来物种入侵的机械装置 (Mechanical device for treating foreign species invasion ) 是由 屠娟丽 庄应强 于 2019-12-11 设计创作，主要内容包括：本发明公开了一种用于治理外来物种入侵的机械装置,涉及物种入侵治理设备技术领域,具体为一种用于治理外来物种入侵的机械装置,包括浮动机构和牵引机构,所述浮动机构的上方设置有收捕机构,所述收捕机构的上方设置有牵引机构,所述牵引机构包括衔接座、固定轴承、转轴、荆轮、限位盘、卷辊和连接螺丝,所述限位盘远离卷辊的一侧均设置有荆轮,所述衔接座的内部设置有固定轴承。该用于治理外来物种入侵的机械装置,利用渔网和收捕口可以对清道夫进行捕捉操作,锥形状的收捕口可以避免清道夫在进入后不会出现外逃的情况,使用者可以利用两组收捕机构进行水平移动切换,提高捕捞的工作效率,有效满足了人们的使用需求。(The invention discloses a mechanical device for controlling invasion of foreign species, which relates to the technical field of species invasion control equipment, and particularly relates to a mechanical device for controlling invasion of foreign species, which comprises a floating mechanism and a traction mechanism, wherein a capturing mechanism is arranged above the floating mechanism, the traction mechanism is arranged above the capturing mechanism, the traction mechanism comprises a linking seat, a fixed bearing, a rotating shaft, a chaste wheel, a limiting disc, a winding roller and a connecting screw, the chaste wheel is arranged on one side of the limiting disc far away from the winding roller, and the fixed bearing is arranged in the linking seat. This a mechanical device for administering invasion of foreign species utilizes the fishing net and catches the mouth with receipts and can catch the operation to scavenger, and the receipts of toper form are caught the mouth and can be avoided scavenger the condition that can not appear escaping after getting into, and the user can utilize two sets of mechanisms of catching to carry out the horizontal migration and switch, improves the work efficiency of catching, has effectively satisfied people's user demand.)

1. A mechanical device for managing the intrusion of foreign species, comprising a floating mechanism (1) and a traction mechanism (4), characterized in that: a collecting and catching mechanism (2) is arranged above the floating mechanism (1), supporting mechanisms (3) are arranged on the left side and the right side of the collecting and catching mechanism (2), a traction mechanism (4) is arranged above the collecting and catching mechanism (2), a guide mechanism (5) is arranged above the traction mechanism (4), the traction mechanism (4) comprises a connecting seat (401), a fixed bearing (402), a rotating shaft (403), a chaste wheel (404), a limiting disc (405), a rolling roller (406) and a connecting screw (407), the limiting discs (405) are arranged on the left side and the right side of the rolling roller (406), the chaste wheel (404) is arranged on one side of the limiting disc (405) far away from the rolling roller (406), the connecting seat (401) is arranged on one side of the chaste wheel (404) far away from the limiting disc (405), the fixed bearing (402) is arranged in the connecting seat (401), and the rotating shaft (403) is arranged in the fixed bearing (402), a connecting screw (407) is arranged inside the upper end of the connecting seat (401).

2. A mechanical device for remediating the intrusion of a foreign species as recited in claim 1, wherein: the floating mechanism (1) comprises a lower-layer base (101), a middle-layer partition plate (102), an upper-layer base (103), a lower net opening (104) and a buoy (105), wherein the buoy (105) is arranged on the left side and the right side of the lower-layer base (101), the middle-layer partition plate (102) is arranged above the lower-layer base (101), the upper-layer base (103) is arranged above the middle-layer partition plate (102), and the lower net opening (104) is arranged inside the upper-layer base (103).

3. A mechanical device for remediating the intrusion of a foreign species as recited in claim 2, wherein: the lower-layer base (101), the middle-layer partition plate (102) and the upper-layer base (103) are tightly attached, the central axis of the lower net opening (104) coincides with the central axis of the upper-layer base (103), and the buoys (105) are symmetrical about the central axis of the lower-layer base (101).

4. A mechanical device for remediating the intrusion of a foreign species as recited in claim 1, wherein: the catching mechanism (2) comprises a fishing net (201), catching ports (202), joining faces (203), a main panel (204) and steel cables (205), the catching ports (202) are arranged at the front end and the rear end of the fishing net (201), the joining faces (203) are arranged at the upper end of the fishing net (201), the main panel (204) is arranged above the joining faces (203), and the steel cables (205) are arranged above the middle of the main panel (204).

5. A mechanical device for remediating the intrusion of a foreign species as recited in claim 4, wherein: the fishing nets (201) are connected with the main panel (204) through the connecting surfaces (203), and the fishing nets (201) are symmetrical relative to the central axis of the main panel (204).

6. A mechanical device for remediating the intrusion of a foreign species as recited in claim 1, wherein: guiding mechanism (3) are including pressure-bearing seat (301), guide rail frame (302), ball (303), stopper (304), supporting shoe (305) and fixed panel (306), and the below of pressure-bearing seat (301) is provided with guide rail frame (302), the lower extreme left and right sides of guide rail frame (302) all is provided with ball (303), and ball (303) keep away from one side of guide rail frame (302) axis and all is provided with stopper (304), one side that ball (303) were kept away from in stopper (304) all is provided with supporting shoe (305), and the below of stopper (304) is provided with fixed panel (306).

7. A mechanical device for remediating the intrusion of a foreign species as recited in claim 6, wherein: the pressure-bearing seat (301) and the guide rail frame (302) are of an integrated structure, the internal size structure of the limiting block (304) is matched with the internal size structure of the left end and the right end of the guide rail frame (302), and the limiting block (304), the supporting block (305) and the fixing panel (306) are welded.

8. A mechanical device for remediating the intrusion of a foreign species as recited in claim 1, wherein: the rotating shaft (403) forms a rotating structure through the fixed bearing (402), and the central axis of the rotating shaft (403) is coincided with the central axis of the winding roller (406).

9. A mechanical device for remediating the intrusion of a foreign species as recited in claim 1, wherein: the supporting mechanism (5) comprises a supporting seat (501), a supporting column (502), a fixing sleeve (503), a top plate (504) and a protective guard (505), the supporting column (502) is arranged above the supporting seat (501), the protective guard (505) is arranged on one side, away from the central axis of the floating mechanism (1), of the supporting column (502), the fixing sleeve (503) is arranged at the upper end of the supporting column (502), and the top plate (504) is arranged above the fixing sleeve (503).

10. A mechanism for remediating the intrusion of a foreign species as recited in claim 9, wherein: the supporting column (502) is connected with the top plate (504) through a fixing sleeve (503), and the guard rails (505) are symmetrical with each other about the central axis of the top plate (504).

Technical Field

The invention relates to the technical field of species invasion treatment equipment, in particular to a mechanical device for treating the invasion of foreign species.

Background

Biologically, a foreign species is a species, subspecies or lower taxonomic group, including any part, gamete or propagule in which such species can live and reproduce, that is, a species that is not naturally or artificially distributed, and invasion of the foreign species refers to a process by which the species migrates from a place of origin to a new ecological environment, which has two layers meaning that the first species must be foreign and non-indigenous; the second foreign species can settle, propagate and diffuse in a local natural or artificial ecosystem, finally, the local ecological environment is obviously influenced, the diversity of local organisms is damaged, the invaded foreign species can damage the naturalness and integrity of a landscape, the ecosystem is destroyed, the diversity of animals and plants is damaged, the genetic diversity is influenced, the scavenger fish belongs to the family silurus asotus, also called sucker fish, trash fish and lute fish, can survive almost as long as water exists, and are often adsorbed on the wall or waterweed of an aquarium, and the moss is eaten by licking.

Most of the existing species invasion treatment equipment adopts manual sewage treatment, the working efficiency is low, potential safety hazards exist in the fishing operation process, general fishing equipment adopts one-time off-net fishing operation, the single fishing consumes long time, and the defects that the use requirements of people cannot be well met and the like are overcome.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a mechanical device for treating the invasion of foreign species, which solves the problems that most species invasion treatment equipment in the background technology adopts manual water drainage treatment, the working efficiency is low, potential safety hazards exist in the process of fishing operation, common fishing equipment adopts one-time net drainage fishing operation, the single fishing time consumption is long, the use requirements of people cannot be well met, and the like.

In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a mechanical device for administering foreign species invasion, includes relocation mechanism and drive mechanism, relocation mechanism's top is provided with to receive catches the mechanism, and receives the left and right sides of catching the mechanism and all is provided with supporting mechanism, the top of catching the mechanism is provided with drive mechanism, and drive mechanism's top is provided with guiding mechanism, drive mechanism is including linking up seat, fixing bearing, pivot, chaste wheel, spacing dish, winding up roller and connecting screw, and the left and right sides of winding up roller all is provided with spacing dish, one side that the winding up roller was kept away from to spacing dish all is provided with the chaste wheel, and one side that spacing dish was kept away from to the chaste wheel all is provided with links up the seat, the inside of linking up the seat is provided with fixing bearing, and fixing bearing's inside is provided with the pivot, the inside connecting screw that is provided with in the upper end.

The floating mechanism comprises a lower-layer base, a middle-layer partition plate, an upper-layer base, a lower net opening and a floating barrel, wherein the floating barrel is arranged on the left side and the right side of the lower-layer base, the middle-layer partition plate is arranged above the lower-layer base, the upper-layer base is arranged above the middle-layer partition plate, and the lower net opening is formed in the upper-layer base.

The lower-layer base, the middle-layer partition plate and the upper-layer base are tightly attached, the central axis of the lower net opening is overlapped with the central axis of the upper-layer base, and the floating bowls are symmetrical about the central axis of the lower-layer base.

The catching mechanism comprises a fishing net, catching ports, a connecting surface, a main panel and a steel cable, the catching ports are formed in the front end and the rear end of the fishing net, the connecting surface is arranged at the upper end of the fishing net, the main panel is arranged above the connecting surface, and the steel cable is arranged above the middle of the main panel.

The fishing nets are connected with the main panel through the connecting surfaces, and the fishing nets are symmetrical relative to the central axis of the main panel.

Guiding mechanism includes pressure-bearing seat, guide rail frame, ball, stopper, supporting shoe and fixed panel, and the below of pressure-bearing seat is provided with the guide rail frame, the lower extreme left and right sides of guide rail frame all is provided with the ball, and the ball keeps away from one side of guide rail frame axis and all is provided with the stopper, one side that the ball was kept away from to the stopper all is provided with the supporting shoe, and the below of stopper is provided with fixed panel.

The pressure-bearing seat and the guide rail frame are of an integrated structure, the internal size structure of the limiting block is matched with the internal size structures of the left end and the right end of the guide rail frame, and the limiting block, the supporting block and the fixing panel are welded.

The rotating shaft forms a rotating structure through a fixed bearing, and the central axis of the rotating shaft coincides with the central axis of the winding roller.

The supporting mechanism comprises a supporting seat, a supporting column, a fixing sleeve, a top plate and a protective guard, wherein the supporting column is arranged above the supporting seat, the protective guard is arranged on one side, away from the central axis of the floating mechanism, of the supporting column, the upper end of the supporting column is provided with the fixing sleeve, and the top plate of the fixing sleeve is arranged above the supporting sleeve.

The support column is connected with the top plate through a fixing sleeve, and the guard rails are symmetrical about the central axis of the top plate.

The invention provides a mechanical device for treating foreign species invasion, which has the following beneficial effects:

1. this a mechanical device for administering invasion of foreign species, cooperation through lower floor's base, middle level baffle, upper strata base, net gape and flotation pontoon down has constituted the device's relocation mechanism, relies on cooperation between lower floor's base, middle level baffle and the upper strata base to carry out the fixed stay effect to whole device to the flotation pontoon that utilizes the left and right sides realizes that equipment steadily floats on the horizontal plane, and the user can have net gape department down to put down the fishing device and catches the scavenger.

2. This a mechanical device for administering invasion of foreign species, through fishing net, receipts catch mouthful, join in marriage between face, main panel and the steel cable line and constitute the device receive and catch the mechanism, utilize fishing net and receipts to catch the mouth and can catch the operation to scavenger, the tapered receipts catch the mouth and can avoid scavenger can not appear the condition of escaping outward after getting into to rely on the joining face to carry out the fixed action to the fishing net, thereby make the below of main panel can hang a plurality of fishing devices.

3. This a mechanical device for administering alien species invasion, through the pressure-bearing seat, the guide rail frame, the ball, the stopper, cooperation between supporting shoe and the fixed panel has constituted the device's guiding mechanism, rely on the pressure-bearing seat to keep the fixed connection between guide rail frame and the supporting mechanism, and cooperation between guide rail frame and the stopper can realize the horizontal migration effect of drive mechanism and harvesting mechanism, and the ball can reduce the stopper and remove the coefficient of friction between in-process and the guide rail frame, convenient to use person is to the removal operation of harvesting mechanism horizontal position, the supporting shoe can improve the bearing capacity of stopper self simultaneously.

4. This a mechanical device for administering alien species invasion, cooperation through linking up seat, fixed bearing, pivot, chaste tree, spacing dish, winding up roller and connecting screw has constituted the drive mechanism of the device, relies on the cooperation between linking up seat and the connecting screw to keep the fixed connection between drive mechanism and the fixed panel to realize synchronous motion between the two, and fixed bearing can realize the synchronous revolution of both when keeping winding up roller and pivot level.

5. The mechanical device for treating the foreign species intrusion forms a supporting mechanism of the device through the matching among the supporting seat, the supporting column, the fixed sleeve, the top plate and the protective guard, and the supporting seat and the supporting column are used for fixing and supporting the top plate, the guide mechanism and the traction mechanism, so that the stability of the device in the use process is kept, and the protective guard can reduce the potential safety hazard when an operator stands above the floating mechanism.

Drawings

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

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

FIG. 3 is a side view of the present invention after adjustment;

FIG. 4 is a partially enlarged schematic view of the traction mechanism of the present invention;

fig. 5 is an enlarged schematic view of the structure at a in fig. 1 according to the present invention.

In the figure: 1. a floating mechanism; 101. a lower base; 102. a middle layer separator; 103. an upper base; 104. a network port is arranged; 105. a float bowl; 2. a harvesting mechanism; 201. a fishing net; 202. a catching port; 203. a joining face; 204. a main panel; 205. a steel cable; 3. a guide mechanism; 301. a pressure bearing seat; 302. a guide rail bracket; 303. a ball bearing; 304. a limiting block; 305. a support block; 306. fixing the panel; 4. a traction mechanism; 401. a linking seat; 402. fixing the bearing; 403. a rotating shaft; 404. a chaste tree wheel; 405. a limiting disc; 406. a winding roller; 407. a connecting screw; 5. a support mechanism; 501. a supporting seat; 502. a support pillar; 503. fixing a sleeve; 504. a top plate; 505. a guard rail.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 5, the present invention provides a technical solution: a mechanical device for treating invasion of foreign species comprises a floating mechanism 1 and a traction mechanism 4, wherein a collecting mechanism 2 is arranged above the floating mechanism 1, supporting mechanisms 3 are arranged on the left side and the right side of the collecting mechanism 2, the floating mechanism 1 comprises a lower layer base 101, a middle layer partition plate 102, an upper layer base 103, a lower net opening 104 and buoys 105, the buoys 105 are arranged on the left side and the right side below the lower layer base 101, the middle layer partition plate 102 is arranged above the lower layer base 101, the upper layer base 103 is arranged above the middle layer partition plate 102, the lower net opening 104 is arranged inside the upper layer base 103, the lower layer base 101, the middle layer partition plate 102 and the upper layer base 103 are tightly attached, the central axis of the lower net opening 104 is overlapped with the central axis of the upper layer base 103, the central axes of the lower layer base 101 are symmetrical with the central axis of the lower layer base 105, and pass through the lower layer base 101, the middle, The floating mechanism 1 of the device is formed by the cooperation of the upper-layer base 103, the lower net opening 104 and the buoys 105, the whole device is fixedly supported by the cooperation of the lower-layer base 101, the middle-layer partition plate 102 and the upper-layer base 103, the buoys 105 on the left side and the right side are used for realizing the stable floating of the equipment on the horizontal plane, and a user can put down the catching device at the lower net opening 104 to catch a scavenger;

the catching mechanism 2 comprises a fishing net 201, catching ports 202, a connecting surface 203, a main panel 204 and a steel cable 205, the catching ports 202 are arranged at the front end and the rear end of the fishing net 201, and the upper end of the fishing net 201 is provided with a joint surface 203, a main panel 204 is arranged above the joint surface 203, and a steel cable 205 is arranged above the middle part of the main panel 204, the fishing nets 201 are connected with the main panel 204 through a connecting surface 203, the fishing nets 201 are symmetrical relative to the central axis of the main panel 204, the fishing net 201, the catching port 202, the connecting surface 203, the main panel 204 and the steel cable 205 are matched to form the catching mechanism 2 of the device, the scavenger can be caught by the fishing net 201 and the catching port 202, the tapered catching port 202 can prevent the scavenger from escaping after entering, and the fishing net 201 is fixed by means of the engagement surface 203, so that a plurality of fishing devices can be hung below the main panel 204;

the guiding mechanism 3 comprises a pressure-bearing seat 301, a guide rail frame 302, balls 303, a limiting block 304, a supporting block 305 and a fixed panel 306, the guide rail frame 302 is arranged below the pressure-bearing seat 301, the balls 303 are arranged on the left side and the right side of the lower end of the guide rail frame 302, the limiting block 304 is arranged on one side of each ball 303 far away from the central axis of the guide rail frame 302, the supporting block 305 is arranged on one side of each limiting block 304 far away from each ball 303, the fixed panel 306 is arranged below each limiting block 304, the pressure-bearing seat 301 and the guide rail frame 302 are of an integrated structure, the internal dimensional structure of each limiting block 304 is matched with the internal dimensional structures of the left end and the right end of the guide rail frame 302, the limiting blocks 304, the supporting blocks 305 and the fixed panel 306 are welded, and the guiding mechanism 3 of the device is formed by the cooperation among the pressure, the guide rail frame 302 and the supporting mechanism 5 are fixedly connected by virtue of the pressure bearing seat 301, the guide rail frame 302 and the limiting block 304 are matched to realize the horizontal movement function of the traction mechanism 4 and the harvesting mechanism 2, the friction coefficient between the limiting block 304 and the guide rail frame 302 in the movement process can be reduced by virtue of the ball 303, the horizontal movement operation of the harvesting mechanism 2 by a user is facilitated, and meanwhile, the pressure bearing capacity of the limiting block 304 can be improved by virtue of the supporting block 305;

a traction mechanism 4 is arranged above the collecting mechanism 2, a guide mechanism 5 is arranged above the traction mechanism 4, the traction mechanism 4 comprises a connecting seat 401, a fixed bearing 402, a rotating shaft 403, a chaste 404, a limiting disc 405, a rolling roller 406 and a connecting screw 407, the limiting disc 405 is arranged on the left side and the right side of the rolling roller 406, the chaste 404 is arranged on one side of the limiting disc 405 away from the rolling roller 406, the chaste 401 is arranged on one side of the chaste 404 away from the limiting disc 405, the fixed bearing 402 is arranged inside the connecting seat 401, the rotating shaft 403 is arranged inside the fixed bearing 402, the connecting screw 407 is arranged inside the upper end of the connecting seat 401, the rotating shaft 403 forms a rotating structure through the fixed bearing 402, the central axis of the rotating shaft 403 is overlapped with the central axis of the rolling roller 406, the traction mechanism 4 of the device is formed through the matching among the connecting seat 401, the fixed bearing 402, the rotating shaft 403, the chaste 404, the chaste 405, the limiting disc 405, the rolling roller 406 and the connecting screw 407, the fixed connection between the traction mechanism 4 and the fixed panel 306 is maintained by means of the matching between the adapter 401 and the connecting screw 407, so that the synchronous movement of the two is realized, and the fixed bearing 402 can realize the synchronous rotation of the roller 406 and the rotating shaft 403 while keeping the two horizontal;

the supporting mechanism 5 comprises a supporting base 501, a supporting column 502, a fixing sleeve 503, a top plate 504 and a guard rail 505, wherein the supporting column 502 is arranged above the supporting base 501, and one side of the support column 502 far away from the central axis of the floating mechanism 1 is provided with a guard rail 505, the upper end of the support column 502 is provided with a fixed sleeve 503, a top plate 504 is arranged above the fixing sleeve 503, the supporting column 502 is connected with the top plate 504 through the fixing sleeve 503, the guard rails 505 are symmetrical with each other about the central axis of the top plate 504, the supporting seat 501, the supporting column 502, the fixing sleeve 503, the top plate 504 and the guard rail 505 are matched to form a supporting mechanism 5 of the device, the top plate 504, the guide mechanism 3 and the traction mechanism 4 are fixedly supported by the supporting seat 501 and the supporting column 502, the stability of the device in the use process is kept, while guard rail 505 may reduce the potential safety hazard when an operator is standing above floatation mechanism 1.

In summary, the mechanical device for controlling the invasion of foreign species is used for fixing and supporting the whole device by the cooperation among the lower layer base 101, the middle layer partition plate 102 and the upper layer base 103, realizing the stable floating of the device on the horizontal plane by using the buoys 105 at the left side and the right side, a user can put down the catching device at the lower net mouth 104 to catch a scavenger, fix and support the top plate 504, the guide mechanism 3 and the traction mechanism 4 by the support base 501 and the support column 502 to keep the stability of the device in the using process, the guard rail 505 can reduce the potential safety hazard when the operator stands above the floating mechanism 1, the guide rail frame 302 and the support mechanism 5 are fixedly connected by the pressure bearing base 301, and the horizontal moving action of the traction mechanism 4 and the catching mechanism 2 can be realized by the cooperation between the guide rail frame 302 and the limit block 304, and the ball 303 can reduce the friction coefficient between the limiting block 304 and the guide rail bracket 302 in the moving process, so that the user can conveniently move the horizontal position of the catching mechanism 2, meanwhile, the supporting block 305 can improve the self-bearing capacity of the limiting block 304, the fixed connection between the traction mechanism 4 and the fixed panel 306 is kept by the matching between the connecting seat 401 and the connecting screw 407, thereby realizing synchronous movement of the two, and the fixed bearing 402 can realize synchronous rotation of the roller 406 and the rotating shaft 403 while keeping the two horizontal, thereby realizing the lifting operation of the catching mechanism 2, the scavenger can be caught by utilizing the fishing net 201 and the catching port 202, the tapered catching port 202 can avoid the situation that the scavenger cannot escape after entering, and by means of the engagement surfaces 203 the fishing net 201 is secured so that a plurality of fishing devices can be suspended below the main panels 204.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inside", "outside", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships conventionally put in use of products of the present invention, and are only for convenience of description and simplification of description, but do not indicate or imply that the devices or elements referred to must have specific orientations, be constructed in specific orientations, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "a," "an," "two," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is also to be noted that, unless otherwise explicitly specified or limited, the terms "disposed" and "connected" are to be interpreted broadly, e.g., as being 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.