阅读说明：本技术 水族馆大型鲸类动物称重装置及控制方法 (Aquarium large whale animal weighing device and control method ) 是由 郭爱环 原居林 练青平 于 2021-08-11 设计创作，主要内容包括：本发明公开了水族馆大型鲸类动物称重装置及控制方法,涉及大型鲸类动物称重装置技术领域,包括：工作台,工作台的表面对称设置有第二支撑板,第二支撑板的表面开有第四滑槽,工作台的表面通过第一支撑板连接有压力传感器,工作台的表面焊接有T形板；驱动机构,设置在T形板的一面；从动机构,设置在T形板的另一面；称重箱,设置在第二支撑板之间,称重箱的表面对称设置有第一滑柱,第一滑柱滑动连接在第四滑槽内,称重箱的表面对称铰接有侧板,称重箱的内底部开有通孔,将称重箱的一侧侧板打开,将鲸类动物驱赶至称重箱内,盖上侧板,称重箱内的积水从通孔落入集水箱内,压力传感器对称重箱内的鲸类动物进行称重,本装置测量结果准确。(The invention discloses a large-scale whale animal weighing device of an aquarium and a control method, which relate to the technical field of large-scale whale animal weighing devices and comprise the following steps: the surface of the workbench is symmetrically provided with a second supporting plate, the surface of the second supporting plate is provided with a fourth sliding chute, the surface of the workbench is connected with a pressure sensor through the first supporting plate, and the surface of the workbench is welded with a T-shaped plate; the driving mechanism is arranged on one surface of the T-shaped plate; the driven mechanism is arranged on the other surface of the T-shaped plate; weighing box, the setting is between the second backup pad, weighing box's surface symmetry is provided with first traveller, first traveller sliding connection is in the fourth spout, weighing box's surface symmetry articulates there is the curb plate, weighing box's interior bottom is opened there is the through-hole, one side curb plate that will weigh box is opened, drive whale animal to weighing box in, cover the curb plate, weighing box's interior ponding falls into the header tank from the through-hole, pressure sensor weighs the whale animal in the case, this device measuring result is accurate.)

1. Large-scale whale animal weighing device in aquarium which characterized in that includes:

the device comprises a workbench (1), wherein a second supporting plate (16) is symmetrically arranged on the surface of the workbench (1), a fourth sliding groove (21) is formed in the surface of the second supporting plate (16), the surface of the workbench (1) is connected with a pressure sensor (17) through a first supporting plate (9), and a T-shaped plate (20) is welded on the surface of the workbench (1);

a driving mechanism (6) arranged on one surface of the T-shaped plate (20);

a driven mechanism (7) provided on the other surface of the T-shaped plate (20);

the weighing box (5) is arranged between the second supporting plates (16), first sliding columns (12) are symmetrically arranged on the surface of the weighing box (5), the first sliding columns (12) are connected in the fourth sliding grooves (21) in a sliding mode, side plates (8) are symmetrically hinged to the surface of the weighing box (5), and through holes (14) are formed in the inner bottom of the weighing box (5).

2. An aquarium large whale weighing device as claimed in claim 1, wherein: the weighing device is characterized in that a gear (13) is fixedly connected to one end, away from the weighing box (5), of the first sliding column (12) in a coaxial mode, a fifth sliding groove (22) is symmetrically formed in the surface of the second supporting plate (16), the fifth sliding groove (22) is communicated with a fourth sliding groove (21), a first sliding groove (2) is symmetrically formed in the surface of the workbench (1), a first sliding block (3) is connected to the first sliding groove (2) in a sliding mode, and an auxiliary mechanism (4) is fixedly connected to the upper end of the first sliding block (3).

3. An aquarium large whale weighing device as claimed in claim 2, wherein: complementary unit (4) include with first slider (3) fixed connection's draw runner (41), the upper end of draw runner (41) is provided with tooth (42), tooth (42) and gear (13) match each other, the welding has second connection board (44) between draw runner (41), the surface symmetry welding of second connection board (44) has L shaped plate (43), L shaped plate (43) sliding connection is in fifth spout (22).

4. An aquarium large whale weighing device as claimed in claim 1, wherein: actuating mechanism (6) is including installing base (61) on T shaped plate (20) surface, the surface mounting of base (61) has motor (62), the first sprocket (63) of output fixedly connected with of motor (62), one side of first sprocket (63) is connected with second sprocket (65) through chain (64) transmission, the surface of second sprocket (65) is passed through bull stick (66) and is rotated with T shaped plate (20) and be connected.

5. An aquarium large whale weighing device as claimed in claim 4, wherein: the surface of the T-shaped plate (20) is provided with a second sliding groove (10) and a third sliding groove (11), and the second sliding groove (10) and the third sliding groove (11) are communicated with each other.

6. An aquarium large whale weighing device as claimed in claim 5, wherein: driven mechanism (7) are including second slider (71) of sliding connection in second spout (10), the welding of one side of second slider (71) has third slider (72), third slider (72) and chain (64) fixed connection, the welding of the another side of second slider (71) has fixed plate (73), open on the surface of fixed plate (73) has sixth spout (74), sliding connection has second traveller (75) in sixth spout (74), the surface of second traveller (75) is connected with weighing box (5) through first linkage plate (76).

7. An aquarium large whale weighing device as claimed in claim 1, wherein: the surface of the workbench (1) is provided with a water collecting tank (15), the surface of the side plate (8) is symmetrically provided with a sub-buckle (19), the surface of the weighing tank (5) is symmetrically provided with a female buckle (18), and the female buckle (18) is matched with the sub-buckle (19).

8. A method of controlling a large aquarium whale weighing apparatus as claimed in claim 7, comprising the steps of:

s1: through the mutual matching between the female buckle (18) and the male buckle (19), a side plate (8) on one side of the weighing box (5) is opened, whale animals are driven into the weighing box (5), and the side plate (8) is covered;

s2: the bottom of the weighing box (5) is kept parallel to the workbench (1) by controlling the driving mechanism (6), accumulated water in the weighing box (5) falls into the water collecting box (15) from the through hole (14), and the whale animals in the weighing box (5) are weighed by the pressure sensor (17);

s3: the starting motor (62) drives the first chain wheel (63) and the second chain wheel (65) to rotate, the first chain wheel (63) and the second chain wheel (65) rotate to drive the chain (64) to move, the chain (64) moves to drive the driven mechanism (7) to move, and under the auxiliary action of the auxiliary mechanism (4), the weighing box (5) deflects.

Technical Field

The invention relates to the technical field of large whale animal weighing devices, in particular to a large whale animal weighing device for an aquarium and a control method.

Background

The aquarium is a place for aquatic organism feeding display and science popularization education, and is also a place for aquatic organism resource protection and scientific research. At present, nearly 4000 cetaceans are raised in an aquarium in the global scope, so that the conventional monitoring of the cetaceans is an important means for ensuring the health of the cetaceans in a captive environment, the weight is an important index in the conventional physical examination of the animals, but the conventional weighing tool cannot meet the weighing requirement of the cetaceans due to the large size of the cetaceans, and the development of the weighing tool suitable for the cetaceans is needed for weighing.

Utility model with publication number CN206440372U provides a fish automatic weighing device, this weighing device includes: the fish wrapping cloth is hung on the bracket, and the bracket is arranged on the scale; the fish wrapping cloth comprises a first hanging rod, a second hanging rod and a weighing cloth, wherein the first hanging rod and the second hanging rod are respectively connected with two ends of one opposite side of the weighing cloth, and two ends of the other opposite side of the weighing cloth are in a freely foldable state, so that the whole fish wrapping cloth is in a long strip U-shaped form in a fish weighing state. The utility model can weigh fish without damaging the fish, which is beneficial to fresh and live fish preservation and transportation; but also avoids the influence of the shaking of the large fishes in the weighing process on the weighing accuracy.

To whale animal, because whale animal size is huge, above-mentioned utility model is inadaptable to large-scale whale animal weighing, and current large-scale whale animal weighs adopts the mode of model calculation to estimate it more, leads to the weight inaccurate, and is inconvenient to detect whale animal.

Disclosure of Invention

The invention provides a large-scale whale animal weighing device in an aquarium and a control method, and aims to solve the problem that the measurement result of the large-scale whale animal weighing device in the prior art is inaccurate.

In order to solve the problems, the invention adopts the following technical scheme:

the large-scale whale animal weighing device for the aquarium comprises a workbench, a driving mechanism, a driven mechanism and a weighing box.

Wherein, for the removal of this device of convenience, can install the workstation in the locomotive, the surperficial symmetry of workstation is provided with the second backup pad, open on the surface of second backup pad has the fourth spout, the surface of workstation is connected with pressure sensor through first backup pad, and first backup pad plays the supporting role to pressure sensor, and the surface of workstation is provided with the display screen, conveniently shows the result of pressure sensor test in the display screen, the skin weld of workstation has the T shaped plate, and the T shaped plate plays the supporting role to actuating mechanism, follower.

The driving mechanism is arranged on one surface of the T-shaped plate and serves as power of the device.

The driven mechanism is arranged on the other side of the T-shaped plate, and the driven mechanism is driven to move by controlling the driving mechanism, so that the movement of the weighing box is controlled.

Wherein, the case of weighing sets up between the second backup pad, the surface symmetry of the case of weighing is provided with first traveller, first traveller sliding connection is in the fourth spout, through the mutually supporting between first traveller and the fourth spout, makes things convenient for the removal and the upset of the case of weighing to conveniently weigh whale, the surface symmetry of the case of weighing articulates there is the curb plate, and when driving whale animal, the curb plate plays the guide effect, when weighing whale animal, and the curb plate plays and stops the effect that whale animal removed the case of weighing, the interior bottom of the case of weighing is opened there is the through-hole, through the design to the through-hole, conveniently drips the water that the whale animal carried at the removal in-process and is dried, improves the accuracy of weighing.

As a preferable scheme of the invention, one end of the first sliding column, which is far away from the weighing box, is coaxially and fixedly connected with a gear, the surface of the second supporting plate is symmetrically provided with fifth sliding grooves, the fifth sliding grooves and the fourth sliding grooves are mutually communicated, the surface of the workbench is symmetrically provided with first sliding grooves, the first sliding grooves are connected with first sliding blocks in a sliding manner, and the upper ends of the first sliding blocks are fixedly connected with auxiliary mechanisms.

As a preferable scheme of the invention, the auxiliary mechanism comprises a slide bar fixedly connected with the first slide block, teeth are arranged at the upper end of the slide bar and are matched with the gear, a second connecting plate is welded between the slide bars, L-shaped plates are symmetrically welded on the surface of the second connecting plate, and the L-shaped plates are slidably connected in the fifth sliding groove.

As a preferable scheme of the present invention, the driving mechanism includes a base installed on the surface of the T-shaped plate, a motor is installed on the surface of the base, a first chain wheel is fixedly connected to an output end of the motor, a second chain wheel is connected to one side of the first chain wheel through chain transmission, and the surface of the second chain wheel is rotatably connected to the T-shaped plate through a rotating rod.

As a preferable scheme of the present invention, the surface of the T-shaped plate is provided with a second sliding groove and a third sliding groove, and the second sliding groove and the third sliding groove are communicated with each other.

As a preferable scheme of the invention, the driven mechanism comprises a second sliding block which is slidably connected in a second sliding groove, one surface of the second sliding block is welded with a third sliding block, the third sliding block is fixedly connected with a chain, the other surface of the second sliding block is welded with a fixed plate, the surface of the fixed plate is provided with a sixth sliding groove, a second sliding column is slidably connected in the sixth sliding groove, and the surface of the second sliding column is connected with the weighing box through a first connecting plate.

As a preferable scheme of the invention, the surface of the workbench is provided with a water collecting tank, the surface of the side plate is symmetrically provided with a sub-buckle, the surface of the weighing tank is symmetrically provided with a female buckle, and the female buckle is matched with the sub-buckle.

As a preferable scheme of the invention, the control method based on the aquarium large whale weighing device comprises the following steps:

s1: through the mutual matching between the female buckle and the male buckle, a side plate on one side of the weighing box is opened, the whale animals are driven into the weighing box, and the side plate is covered;

s2: controlling a driving mechanism to enable the bottom of the weighing box to be parallel to the workbench, enabling accumulated water in the weighing box to fall into a water collecting box from a through hole, and weighing whale animals in the weighing box by a pressure sensor;

s3: the starting motor drives the first chain wheel and the second chain wheel to rotate, the first chain wheel and the second chain wheel rotate to enable the chain to move, the chain moves to drive the driven mechanism to move, and under the auxiliary action of the auxiliary mechanism, the weighing box deflects.

Compared with the prior art, the invention has the advantages that:

(1) open one side curb plate of case of will weighing, drive whale animal to the incasement of weighing, cover the curb plate, ponding in the incasement of weighing falls into the header tank from the through-hole, pressure sensor weighs to the whale animal in the case of weighing, the first sprocket of starter motor drive is rotatory, under the drive action of chain, the rotation of first sprocket drives the second sprocket and rotates, first sprocket, the rotation of second sprocket makes the chain remove, the removal of chain drives follower and moves about, under assist mechanism's auxiliary action, make the case of weighing take place to deflect, open the curb plate that corresponds, thereby the whale animal after will weighing shifts out the case of weighing, this device measuring result is accurate.

(2) Through the mutually supporting between box and the son knot, opening and shutting of convenient control curb plate, through the design to the through-hole, the convenient water that carries whale animal at the removal in-process drips and does, improve the accuracy of weighing, through mutually supporting between tooth and the gear, the rotation of gear drives the draw runner and removes, through mutually supporting between fifth spout and the L shaped plate, the removal of draw runner drives the L shaped plate that corresponds one side and runs through the second backup pad, thereby make first traveller at the regional internal rotation that second backup pad and L shaped plate enclose.

Drawings

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

FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;

FIG. 3 is a schematic front view of the present invention;

FIG. 4 is a schematic top view of the present invention;

fig. 5 is a partial perspective view of the present invention.

The reference numbers in the figures illustrate:

1. a work table; 2. a first chute; 3. a first slider; 4. an auxiliary mechanism; 41. a slide bar; 42. teeth; 43. an L-shaped plate; 44. a second connector tile; 5. a weighing box; 6. a drive mechanism; 61. a base; 62. a motor; 63. a first sprocket; 64. a chain; 65. a second sprocket; 66. a rotating rod; 7. a driven mechanism; 71. a second slider; 72. a third slider; 73. a fixing plate; 74. a sixth chute; 75. a second strut; 76. a first connector tile; 8. a side plate; 9. a first support plate; 10. a second chute; 11. a third chute; 12. a first traveler; 13. a gear; 14. a through hole; 15. a water collection tank; 16. a second support plate; 17. a pressure sensor; 18. a female buckle; 19. a sub-buckle; 20. a T-shaped plate; 21. a fourth chute; 22. and a fifth chute.

Detailed Description

The technical solution 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. It is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" 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 should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be 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.

Example (b):

referring to fig. 1-2, the device for weighing large-scale whales in aquaria comprises a worktable 1, a driving mechanism 6, a driven mechanism 7 and a weighing box 5.

Wherein, for the removal of this device of convenience, can install workstation 1 in the locomotive, the surperficial symmetry of workstation 1 is provided with second backup pad 16, fourth spout 21 has been opened on the surface of second backup pad 16, the surface of workstation 1 is connected with pressure sensor 17 through first backup pad 9, and first backup pad 9 plays the supporting role to pressure sensor 17, and the surface of workstation 1 is provided with the display screen, conveniently shows the result of pressure sensor 17 test in the display screen, the skin weld of workstation 1 has T shaped plate 20, and T shaped plate 20 plays the supporting role to actuating mechanism 6, follower 7.

Wherein, the driving mechanism 6 is arranged on one surface of the T-shaped plate 20, and the driving mechanism 6 is used as the power of the device.

The driven mechanism 7 is arranged on the other surface of the T-shaped plate 20, and the driven mechanism 7 is driven to move by controlling the driving mechanism 6, so that the movement of the weighing box 5 is controlled.

Wherein, weighing box 5 sets up between second backup pad 16, weighing box 5's surface symmetry is provided with first traveller 12, first traveller 12 sliding connection is in fourth spout 21, through the mutually supporting between first traveller 12 and the fourth spout 21, makes things convenient for weighing box 5's removal and upset to conveniently weigh whale, weighing box 5's surface symmetry articulates there is curb plate 8, when driving whale, curb plate 8 plays the guide effect, when weighing whale, curb plate 8 plays the effect that blocks whale and remove weighing box 5, weighing box 5's interior bottom is opened has through-hole 14, through the design to through-hole 14, conveniently drips the water that whale carried at the removal in-process, improves the accuracy of weighing.

Referring to fig. 1-3, a gear 13 is coaxially and fixedly connected to one end of the first sliding column 12, which is far away from the weighing box 5, a fifth sliding groove 22 is symmetrically formed in the surface of the second supporting plate 16, the fifth sliding groove 22 and the fourth sliding groove 21 are communicated with each other, a first sliding groove 2 is symmetrically formed in the surface of the workbench 1, a first sliding block 3 is slidably connected in the first sliding groove 2, and an auxiliary mechanism 4 is fixedly connected to the upper end of the first sliding block 3, so that the auxiliary mechanism 4 can be conveniently moved through the mutual matching between the first sliding groove 2 and the first sliding block 3.

Referring to fig. 1 to 3, the auxiliary mechanism 4 includes a slide bar 41 fixedly connected to the first slide block 3, the upper end of the slide bar 41 is provided with teeth 42, the teeth 42 are matched with the gear 13, the teeth 42 and the gear 13 are matched with each other, so that the gear 13 rotates to drive the slide bar 41 to move conveniently, a second connecting plate 44 is welded between the slide bars 41, L-shaped plates 43 are symmetrically welded on the surface of the second connecting plate 44, the L-shaped plates 43 are slidably connected in the fifth sliding grooves 22, and the L-shaped plates 43 are convenient to move through the mutual matching between the L-shaped plates 43 and the fifth sliding grooves 22.

Referring to fig. 4, the driving mechanism 6 includes a base 61 installed on the surface of the T-shaped plate 20, a motor 62 is installed on the surface of the base 61, a first chain wheel 63 is fixedly connected to an output end of the motor 62, a second chain wheel 65 is connected to one side of the first chain wheel 63 through a chain 64 in a transmission manner, the surface of the second chain wheel 65 is rotatably connected to the T-shaped plate 20 through a rotating rod 66, the rotating rod 66 supports the second chain wheel 65, the motor 62 is started to drive the first chain wheel 63 to rotate, the rotation of the first chain wheel 63 drives the second chain wheel 65 to rotate under the transmission effect of the chain 64, and the rotation of the first chain wheel 63 and the second chain wheel 65 drives the chain 64 to move.

Referring to fig. 1, a second sliding groove 10 and a third sliding groove 11 are formed on the surface of the T-shaped plate 20, and the second sliding groove 10 and the third sliding groove 11 are communicated with each other.

Referring to fig. 5, the driven mechanism 7 includes a second slider 71 slidably connected in the second sliding slot 10, a third slider 72 is welded on one side of the second slider 71, the third slider 72 is fixedly connected with the chain 64, a fixing plate 73 is welded on the other side of the second slider 71, a sixth sliding slot 74 is formed in the surface of the fixing plate 73, a second sliding column 75 is slidably connected in the sixth sliding slot 74, the surface of the second sliding column 75 is connected with the weighing box 5 through a first connecting plate 76, the third slider 72 is driven by the movement of the chain 64 to slide in the third sliding slot 11, the second slider 71 is driven by the movement of the third slider 72 to slide in the second sliding slot 10, the fixing plate 73 is driven by the movement of the second slider 71, and the second sliding column 75 is conveniently rotated while moving in the sixth sliding slot 74 through the mutual cooperation between the sixth sliding slot 74 and the second sliding column 75, under the engaging action of the first engaging plate 76, the weighing boxes 5 are moved horizontally by the cooperation between the fourth sliding grooves 21 and the first sliding columns 12, and when the first sliding columns 12 move to one end of the corresponding fourth sliding grooves 21, the weighing boxes 5 are driven by the first engaging plate 76 to turn.

Referring to fig. 1-2, a water collecting tank 15 is arranged on the surface of the workbench 1, sub-buckles 19 are symmetrically arranged on the surface of the side plate 8, female buckles 18 are symmetrically arranged on the surface of the weighing tank 5, the female buckles 18 are matched with the sub-buckles 19, and the opening and closing of the side plate 8 are conveniently controlled by the mutual matching between the female buckles 18 and the sub-buckles 19.

Referring to fig. 1-5, a method for controlling a weighing device for large-sized whales in an aquarium based on the above description comprises the following steps:

s1: through the mutual matching between the female buckle 18 and the male buckle 19, the side plate 8 on one side of the weighing box 5 is opened, the whale animals are driven into the weighing box 5, and the side plate 8 is covered;

s2: controlling the driving mechanism 6 to enable the bottom of the weighing box 5 to be parallel to the workbench 1, enabling accumulated water in the weighing box 5 to fall into the water collecting box 15 from the through hole 14, and weighing the whale animals in the weighing box 5 by the pressure sensor 17;

s3: the starting motor 62 drives the first chain wheel 63 and the second chain wheel 65 to rotate, the rotation of the first chain wheel 63 and the second chain wheel 65 drives the chain 64 to move, the movement of the chain 64 drives the driven mechanism 7 to move, and under the auxiliary action of the auxiliary mechanism 4, the weighing box 5 deflects.

The working principle of the embodiment is as follows:

through the mutual matching between the female buckle 18 and the male buckle 19, a side plate 8 on one side of the weighing box 5 is opened, whale animals are driven into the weighing box 5, the side plate 8 is covered, the driving mechanism 6 is controlled to enable the bottom of the weighing box 5 to be parallel to the workbench 1, accumulated water in the weighing box 5 falls into the water collecting box 15 from the through hole 14, and the pressure sensor 17 weighs the whale animals in the weighing box 5;

the starting motor 62 drives the first chain wheel 63 to rotate, under the transmission action of the chain 64, the rotation of the first chain wheel 63 drives the second chain wheel 65 to rotate, the rotation of the first chain wheel 63 and the second chain wheel 65 drives the chain 64 to move, the movement of the chain 64 drives the third sliding block 72 to slide in the third sliding groove 11, the movement of the third sliding block 72 drives the second sliding block 71 to slide in the second sliding groove 10, the movement of the second sliding block 71 drives the fixed plate 73 to move, through the mutual matching between the sixth sliding groove 74 and the second sliding column 75, the second sliding column 75 is convenient to move and rotate in the sixth sliding groove 74, under the linking action of the first linking plate 76, through the mutual matching between the fourth sliding groove 21 and the first sliding column 12, the weighing box 5 moves horizontally, when the first sliding column 12 moves to one end of the corresponding fourth sliding groove 21, the weighing box 5 is overturned under the driving action of the first linking plate 76, at this moment, the gear 13 is engaged with the corresponding tooth 42, the overturning of the weighing box 5 drives the gear 13 to rotate, through the mutual matching between the first sliding groove 2 and the first sliding block 3, the rotation of the gear 13 drives the sliding strip 41 to move, through the mutual matching between the fifth sliding groove 22 and the L-shaped plate 43, the movement of the sliding strip 41 drives the L-shaped plate 43 on the corresponding side to penetrate through the second supporting plate 16, so that the first sliding column 12 rotates in the area surrounded by the second supporting plate 16 and the L-shaped plate 43, and the whale animals can be conveniently moved out of the weighing box 5.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the equivalent replacement or change according to the technical solution and the modified concept of the present invention should be covered by the scope of the present invention.