Production park based on single-row vertical continuous heat treatment furnace workshop

文档序号:1306825 发布日期:2020-08-11 浏览:8次 中文

阅读说明:本技术 一种基于单排立式连续热处理炉车间的生产园区 (Production park based on single-row vertical continuous heat treatment furnace workshop ) 是由 言伟雄 于 2019-02-01 设计创作,主要内容包括:本发明提出了一种基于单排立式连续热处理炉车间的生产园区,所述生产园区包括多个可实现从原料到产成品完全工艺链的生产区域,每个生产区域包括主生产车间,辅助生产车间,原料库,成品库,变配电站,循环冷却水供给站,保护气体供给站;所述主生产车间内部设置多台立式连续热处理炉,主生产车间为多工作层生产车间,所述主车间两侧一边为原料辅助生产车间、一边为产品辅助生产车间,辅助生产车间内设有与主生产车间立式连续热处理炉生产线一一对应的生产单元,多个生产区域并列布置,每一对生产区域中的两个区域呈对称分布。本园区生产系统能充分发挥立式连续热处理炉的优势,使得园区的生产与运输更加有秩序,有条理,原料与产品充分隔离。(The invention provides a production park based on a single-row vertical continuous heat treatment furnace workshop, which comprises a plurality of production areas capable of realizing a complete process chain from raw materials to finished products, wherein each production area comprises a main production workshop, an auxiliary production workshop, a raw material warehouse, a finished product warehouse, a power transformation and distribution station, a circulating cooling water supply station and a protective gas supply station; the production line of the vertical continuous heat treatment furnace in the main production workshop is characterized in that a plurality of vertical continuous heat treatment furnaces are arranged in the main production workshop, the main production workshop is a multi-working-layer production workshop, one side of each of two sides of the main workshop is a raw material auxiliary production workshop, the other side of each main workshop is a product auxiliary production workshop, production units which correspond to the production lines of the vertical continuous heat treatment furnaces in the main production workshop in a one-to-one mode are arranged in the auxiliary production workshops, a plurality of production areas are arranged in parallel, and. The advantages of the vertical continuous heat treatment furnace can be fully exerted by the park production system, so that the production and transportation of the park are more orderly and orderly, and the raw materials are fully isolated from the products.)

1. A production park based on a single-row vertical continuous heat treatment furnace workshop is characterized in that the production park comprises a plurality of production areas (A) capable of realizing a complete process chain from raw materials to finished products, and each production area (A) comprises a main production workshop (1), auxiliary production workshops (21) and (22), a raw material warehouse (3), a finished product warehouse (5), a power transformation and distribution station (6), a circulating cooling water supply station (4) and a protective gas supply station;

a plurality of vertical continuous heat treatment furnaces (10) are arranged in the main production workshop (1), the main production workshop (1) is a multi-working-layer production workshop, each layer is isolated by an isolation plate (11), and the multi-working-layer workshop at least comprises a high layer positioned at the upper part of the isolation plate (11) and used for feeding materials and a low layer positioned at the lower part of the isolation plate (11) and used for discharging materials; the main production workshop (1) is divided into a plurality of production units (D), each production unit (D) is provided with a vertical continuous heat treatment furnace (10) and associated auxiliary equipment, and a vertical continuous heat treatment furnace production line for independently carrying out a continuous heat treatment process on heated materials is formed; the vertical continuous heat treatment furnaces in the main production workshop (1) are arranged on one side of a workshop corridor in a consistent direction;

each production area (A) is provided with a raw material auxiliary production workshop (21) and a product auxiliary production workshop (22) which are arranged at two sides of the main production workshop (1), and production units (21E) and (22E) corresponding to the production line of the vertical continuous heat treatment furnace of the main production workshop (1) are arranged in the raw material auxiliary production workshop (21) and the product auxiliary production workshop (22); a charging system (211) is arranged in each production unit (21E) in the auxiliary raw material production workshop (21), and a discharging system (221) is arranged in each production unit (22E) in the auxiliary product production workshop (22);

each production unit in the auxiliary production shop (21), (22) is in communication with a production unit in the corresponding main production shop (1) through a passage (L1), (L2); the passage (L1) is used for communicating the production units of the auxiliary raw material workshop (21) with the corresponding production units of the main production workshop (1), and the passage (L2) is used for communicating the auxiliary raw material workshop (21) with the auxiliary product workshop (22).

The circulating cooling water supply station (4) is arranged on the outer side surface or the roof of the auxiliary production workshop (21) or (22); the raw material warehouse (3) is arranged on one side of a delivery guard door (7) of a production park, the finished product warehouse (5) is arranged on one side of a delivery guard door (8) of the production park, and the power transformation and distribution station (6) and the protective gas supply station are arranged between main production workshops (1) of two adjacent production areas (A).

2. The single row vertical continuous thermal process furnace plant-based production park according to claim 1, wherein the operation steps of the material in the production park are as follows: the raw material is conveyed from the admission gate (7) to a raw material warehouse (3) of the production area (A); the raw materials are subpackaged and conveyed to each production unit (21E) of the raw material auxiliary production workshop (21); feeding the raw material into an empty material boat (B) through a feeding system (211); feeding the material boat (B) filled with the raw materials into a boat inlet of a vertical continuous heat treatment furnace (10) in a corresponding production unit (D) of the main production workshop (1) through a channel (L1), and performing heat treatment on the raw materials in the material boat by the vertical continuous heat treatment furnace (10) to obtain a product; discharging the material boat filled with the product from a boat discharging port on the side surface of the vertical continuous heat treatment furnace (10) positioned at the lower layer position of the main production workshop (1), conveying the discharged product material boat (B) into a corresponding production unit (22E) of the auxiliary production workshop (22) of the product through a conveying channel, and discharging and subpackaging by adopting a discharging system (221); conveying the products to the designated position of a finished product warehouse, and delivering the products to a production park through a delivery guard (8) according to a delivery plan after warehousing; and the empty boat (B) unloaded from the product auxiliary production workshop (22) is conveyed to a corresponding unit of the raw material auxiliary production workshop (21) through a channel (L2) to wait for the next round of loading.

3. The production park according to claim 1 or 2, characterized in that the production areas (A) are arranged side by side, with symmetrical distribution in adjacent production areas (A).

4. The production park based on a single-row vertical continuous heat treatment furnace workshop according to claim 1 or 2 is characterized in that the main production workshop (1), the auxiliary raw material production workshop (21) and the auxiliary product production workshop (22) are independent workshops with intervals among the main production workshop (1), and each production area (A) is symmetrically arranged from inside to outside towards two sides by taking the main production workshop (1) as a center.

5. The park based on a single row vertical continuous heat treatment furnace shop according to claim 1, characterized in that the circulating cooling water supply station comprises a water reservoir and a water pump house, and the circulating cooling water supply station (4) supplies water solely to the main production shop (1) and its auxiliary production shops (21), (22) located closest thereto in the production area (A).

6. A production park based on a single-row vertical continuous heat treatment furnace plant according to claim 1, characterized in that the substation (6) supplies power only to the main production plant (1) and the ancillary facilities of the production area (A).

7. The single row vertical continuous heat treatment furnace plant-based production park according to claim 1, wherein the entire production park further comprises annular transportation roads arranged in each plant, raw material warehouse, finished product warehouse.

8. The single-row vertical continuous heat treatment furnace shop-based production park according to claim 1, characterized in that the auxiliary raw material production shop (21) and the auxiliary product production shop (22) are of a side-wall-shared integrated structure with the main shop (1).

9. The single tier vertical continuous thermal process furnace plant based production park according to claim 1, characterized in that the channels (L1) and (L2) are a two-channel, single-direction-feed boat (B) with a median strip in between, an integral channel suspended on top of the lower level; the passage (L1) is used for communicating the production units of the auxiliary raw material production workshop (21) with the high layers of the corresponding production units of the main production workshop (1).

10. The single-row vertical continuous heat treatment furnace shop-based production park according to claim 1 or 4, characterized in that the distance between the lowest point of the bottom of the corridor (L1) between the main production shop (1) and the auxiliary raw material production shop (21) and the corridor (L2) communicating from the auxiliary product production shop (22) through the main production shop (1) with the auxiliary raw material production shop (21) is more than 4.5 meters from the road surface of the park below the corridor.

Technical Field

The invention relates to the technical field of production park layout, in particular to a production park based on a single-row vertical continuous heat treatment furnace workshop.

Background

The layout of a production park is an important subject faced by each manufacturing type enterprise, and whether the equipment layout is reasonable, whether the production site layout is scientific, and whether the carrying route is economical and smooth are all important factors influencing the manufacturing and management of the enterprise. With the development of economy, the market front-end has been accelerated, and discrete manufacturing enterprises mainly dealing with mass production are facing a severe market situation. On the basis of meeting the personalized requirements of customers, the realization of rapid low-cost delivery is the main direction for the development and transformation of manufacturing enterprises in the future. An efficient material running and automatic production line is a problem to be solved in the layout of a production park.

Because the difficult variability of production garden overall arrangement, the overall arrangement adjustment time is longer and consume the resource more, so need carry out meticulous consideration when carrying out the overall arrangement of production garden to need formulate workshop and the production garden overall arrangement of its work according to the core equipment that production relied on, make things convenient for the production operation, guarantee higher productivity, give full play to the advantage and the performance of core equipment.

Chinese patent No. 20B0120322.1, the name "induction heating superhigh temperature continuous carbonization furnace" provides one kind and can carry out the vertical continuous furnace of high temperature thermal treatment, for the advantage of full play this equipment, improves production efficiency and productivity, need establish a production garden of rationally distributed around it.

Disclosure of Invention

The present invention aims to provide a production park based on a single-row vertical continuous heat treatment furnace workshop, according to the needs of the technical field, and the production system can meet the requirements of the work cycle of the vertical continuous heat treatment furnace.

The technical scheme provided by the invention is as follows:

a production park based on a single-row vertical continuous heat treatment furnace workshop comprises a plurality of production areas which can realize a complete process chain from raw materials to finished products, wherein each production area comprises a main production workshop, two auxiliary production workshops, a raw material warehouse, a finished product warehouse, a power transformation and distribution station, a circulating cooling water supply station and a protective gas supply station;

a plurality of vertical continuous heat treatment furnaces are arranged in the main production workshop, the main production workshop is a multi-working-layer production workshop, each layer is isolated by a partition plate, and the multi-working-layer workshop at least comprises a high layer positioned at the upper part of the partition plate and used for feeding and a low layer positioned at the lower part of the partition plate and used for discharging; the main production workshop is divided into a plurality of production units, each production unit is provided with a vertical continuous heat treatment furnace and associated auxiliary equipment, and a vertical continuous heat treatment furnace production line for independently carrying out a continuous heat treatment process on heated materials is formed; the vertical continuous heat treatment furnaces in the main production workshop are arranged on one side of a workshop corridor in the same direction;

each production area is provided with a raw material auxiliary production workshop and a product auxiliary production workshop which are arranged at two sides of the main production workshop, and production units corresponding to the production line of the vertical continuous heat treatment furnace of the main production workshop are arranged in the raw material auxiliary production workshop and the product auxiliary production workshop; a charging system is arranged in each production unit in the auxiliary raw material production workshop, and a discharging system is arranged in each production unit in the auxiliary product production workshop;

each production unit in the auxiliary production workshop is communicated with the corresponding production unit in the main production workshop through a channel; the first channel communicates the production unit of the auxiliary raw material production workshop with the high layer of the corresponding production unit of the main production workshop, and the second channel communicates the auxiliary raw material production workshop with the auxiliary product production workshop through the main production workshop. The passageway is the whole passageway of the one-way transport boat of binary channels that is equipped with the median in the middle of one, and the passageway between passageway and raw materials auxiliary workshop and the product auxiliary workshop between raw materials auxiliary workshop and the main production workshop is a whole passageway promptly, is equipped with the median in the middle of the passageway, and the both sides of median are used for the one-way transportation of boat respectively, are used for on one side from raw materials auxiliary workshop to the main workshop transportation boat, are used for on one side the product auxiliary workshop to the main workshop transportation boat.

The circulating cooling water supply station is arranged on the outer side surface or the roof of the auxiliary production workshop; the raw material warehouse is arranged on one side of a delivery guard door of a production park, the finished product warehouse is arranged on one side of a delivery guard door of the production park, and the power transformation and distribution station and the protective gas supply station are arranged between main production workshops of two adjacent production areas.

Further, the operation method of the materials in the production park comprises the following steps: conveying the raw materials from the admission gate to a raw material warehouse of the production area; subpackaging and conveying the raw materials to each production unit of a raw material auxiliary production workshop; loading raw materials into an empty material boat through a loading system; the material boat filled with the raw materials is sent into a boat inlet of a vertical continuous heat treatment furnace in a corresponding production unit of the main production workshop through an upper channel, and the raw materials in the material boat are changed into products after being subjected to heat treatment by the vertical continuous heat treatment furnace; discharging the material boat filled with the product from a boat outlet on the side surface of the vertical continuous heat treatment furnace at the lower layer position of the main production workshop, conveying the discharged product material boat to a corresponding production unit of the auxiliary production workshop of the product through a conveying channel, and discharging and subpackaging by adopting a discharging system; conveying the products to a designated position of a finished product warehouse, and delivering the products to a delivery park through a delivery guard according to a delivery plan; and (4) conveying the empty boat which is unloaded in the auxiliary production workshop of the product to a corresponding unit in the auxiliary production workshop of the raw material through a channel to wait for the next round of loading.

Further, the production areas are arranged in parallel, and adjacent production areas are symmetrically distributed.

Furthermore, the main production workshop, the raw material auxiliary production workshop and the product auxiliary production workshop are independent workshops with intervals among the main production workshop, the raw material auxiliary production workshop and the product auxiliary production workshop, and the raw material auxiliary production workshop and the product auxiliary production workshop are arranged from inside to outside towards two sides by taking the main production workshop as a center in each production area.

Further, the park production system based on the vertical continuous heat treatment furnace workshop comprises a water storage tank and a water pump room, and the circulating cooling water supply station only supplies water to the main production workshop and the auxiliary production workshops which are closest to the main production workshop in the production area.

Further, the power transformation and distribution station only supplies power to a main production workshop and auxiliary facilities of the production area.

Furthermore, the whole production park also comprises annular transportation roads arranged in each workshop, the raw material warehouse and the finished product warehouse.

Furthermore, the auxiliary raw material production workshop, the auxiliary product production workshop and the main workshop are of a connected structure sharing the side wall.

Further, the distance between the lowest point of the bottom of the channel between the main production workshop and the auxiliary raw material production workshop and the lowest point of the bottom of the channel penetrating through the main production workshop and communicated with the auxiliary raw material production workshop from the auxiliary product production workshop to the road surface of the garden below the channel is more than 4.5 meters.

The invention has the beneficial effects that:

1. the production workshop is arranged in the center of the park unit, the raw material warehouse and the finished product warehouse are arranged at two ends of the park unit, production in the park can be promoted layer by layer according to the process of raw material delivery, raw material processing and product warehousing, the production order in the park can be ensured to be well-known, the one-way circulation and the ordered management of logistics are ensured, and the purpose of high-efficiency production is realized;

2. a special logistics channel is arranged between the auxiliary production workshop and the main production workshop, so that the raw materials and the products are isolated, the raw materials and the products are prevented from being mixed, and the processing steps are guaranteed to be orderly pushed;

3. the auxiliary production workshop of the product and the auxiliary production workshop of the raw materials are respectively arranged at two sides of the high-temperature continuous heat treatment furnace, and the auxiliary production workshop of the product and the auxiliary production workshop of the raw materials can be arranged into a relatively lower workshop in consideration of the heights of the charging device and the discharging device, and are in a delta-shaped layout with the workshop of the material processing area, so that the cost is effectively reduced;

4. the reasonable arrangement positions of the power supply facilities and the water supply facilities of the garden are selected, so that sufficient and reliable water and electricity supply in the garden is ensured;

5. whole production garden comprises the garden unit of a plurality of mirror images, and each solitary garden unit also follows garden central line symmetry, and this garden layout structure is enough pleasing to the eye and be convenient for be under construction, and the overall arrangement of road is more neat succinct in the garden simultaneously, makes things convenient for the transport of material.

Drawings

FIG. 1 is a schematic view of the layout of the production park;

FIG. 2 is a perspective view of a main compartment and an auxiliary compartment;

FIG. 3 is a top view of the main and auxiliary compartments.

Detailed Description

The present invention will be further described with reference to the following embodiments.

As shown in fig. 1, 2, 3 and 4, the present embodiment provides a production park based on a single row vertical continuous heat treatment furnace workshop, which comprises a plurality of production areas a capable of realizing a complete process chain from raw materials to finished products, wherein each production area a comprises a main production workshop 1, auxiliary production workshops 21 and 22, a raw material warehouse 3, a finished product warehouse 5, a transformation and distribution power station 6, a circulating cooling water supply station 4 and a protective gas supply station;

a plurality of vertical continuous heat treatment furnaces 10 are arranged in a main production workshop 1, the main production workshop 1 is a multi-working-layer production workshop, each layer is isolated by a partition plate 11, the multi-working-layer workshop at least comprises a high layer and a low layer, the high layer is positioned at the upper part of the partition plate 11 and used for conveying a material boat B filled with raw materials to a boat inlet at the top of the vertical continuous heat treatment furnace 10, and the low layer is positioned at the lower part of the partition plate and used for taking a product material boat B after the heat treatment of the vertical continuous heat treatment furnace 10 out of a boat outlet at the side part of the vertical continuous heat treatment furnace; the main production workshop 1 is divided into a plurality of production units by taking a vertical continuous heat treatment furnace 10 as a center, each production unit is provided with the vertical continuous heat treatment furnace 10 and associated auxiliary equipment, so that a vertical continuous heat treatment furnace production line is formed, each vertical continuous heat treatment furnace production line can independently carry out a continuous heat treatment process on a heated material, and the associated auxiliary equipment of the vertical continuous heat treatment furnace refers to auxiliary equipment for assisting normal operation of a furnace body, such as a hoisting device, an AGV (automatic guided vehicle) and the like. The vertical continuous heat treatment furnace 10 in the main production workshop 1 is arranged on one side of a workshop corridor, and the direction of the furnace body is consistent for facilitating logistics with that of the auxiliary production workshop.

A pair of raw material auxiliary production workshops 21 and product auxiliary production workshops 22 which are symmetrically arranged on two sides of the main production workshop 1 and close to the main production workshop 1 are arranged in each production area A; a plurality of production units 21E which correspond to the vertical continuous heat treatment furnaces of the main production workshop 1 one by one are arranged in the auxiliary raw material production workshop 21, namely, each production unit 21E of the auxiliary raw material production workshop 21 is only responsible for processing furnace feeding raw materials of the corresponding production unit of the main production workshop 1, and a charging system 211 is arranged in each production unit; the auxiliary production workshop 22 is also provided with production units 22E which are in one-to-one correspondence with the vertical continuous heat treatment furnaces of the main production workshop 1, namely the production units 22E of the auxiliary production workshop 22 are only responsible for processing the discharged products of the main production workshop 1 and the corresponding production units, and the production units in the auxiliary production workshop are provided with a discharging system 221. Each production unit in the auxiliary raw material production workshop 21 and the auxiliary product production workshop 22 is communicated with the corresponding production unit in the main production workshop 1 through a passage, wherein the passage L1 communicates the production unit in the auxiliary raw material production workshop 21 with the main production workshop 1, and the main production workshop 1 is provided with a hoisting device or a freight elevator for transporting the boat to a furnace body boat loading part; the channel L2 is used for communicating the production units of the raw material auxiliary workshop 21 with the corresponding production units of the product auxiliary workshop 22, namely the channel L1 is used for conveying material boats B filled with raw materials, and the channel L2 is used for conveying unloaded empty boats B from the product auxiliary workshop to the raw material auxiliary workshop for reloading. The ground of the main production workshop 1 is provided with operators, transport vehicles and the like, and in order to avoid collision between boat transportation and vehicles and personnel, as shown in fig. 2, the channel in the embodiment is communicated with the main production workshop 1 at a high level. The auxiliary raw material production workshop 21 is responsible for splitting raw materials from a raw material warehouse, after the raw materials are processed by a previous process, the raw materials are loaded into the boat B by the loading system 211, the material boat B loaded with the raw materials is sent into the hoisting device of the main production workshop 1 through the channel L1, and the boat is conveyed to the boat inlet part of the vertical high-temperature heat treatment furnace through the hoisting device. The auxiliary production shop 22 unloads and separately loads the product materials in the material boat B, which are sent from the main production shop 1 through the passage L2 and are subjected to heat treatment in the vertical continuous heat treatment furnace 10, through the unloading system 221, and waits for the products to enter the finished product warehouse. The empty boat, which was unloaded at the product sub-plant 22, was transported to the raw material sub-plant 21 through L2 to be loaded again.

As shown in fig. 1, each production park a is provided with a circulating cooling water supply station 4, the circulating cooling water supply station 4 is arranged outside an auxiliary production workshop which is centered on the main production workshop 1, and the circulating cooling water supply station 4 comprises a reservoir and a water pump room, wherein sufficient water is reserved in the reservoir all the time so as to deal with some emergencies which affect water supply; or the circulating cooling water supply station 4 is provided at the roof of the subsidiary production plants 21, 22, so as to be similar to a water tower, thereby supplying water for impoundment. The circulating cooling water supply station 4 supplies water solely to the main production shop 1 and the auxiliary production shops 21 and 22 which are closest to the main production shop in the production area A; the raw material warehouse 3 is arranged on one side of a park cargo entry gate 7, the finished product warehouse 5 is arranged on one side of a production park cargo pick-up gate 8, the power transformation and distribution station 6 is arranged between the main production workshops 1 of two adjacent production areas A and is positioned in the middle of a park unit, the power supply radius does not need to be too large, the whole park unit can be covered, and the construction difficulty is reduced; meanwhile, the power transformation and distribution station 6 is positioned at the central position of a park transportation road, so that the transportation is convenient, the maintenance and the management are convenient, and the power transformation and distribution station 6 only supplies power for the main production workshop 1 and auxiliary facilities of the production area A; the plurality of production areas A are arranged in parallel, and two areas in each pair of production areas A are symmetrically distributed.

Whole production garden still including arranging in the annular transportation road in each workshop, raw materials storehouse, finished product storehouse to connect different production area A, different production area A's raw materials and product can be transported between different raw materials storehouses 3, finished product storehouse 5, reduce storage pressure or concentrate and case shipment. According to the arranged annular transportation roads and the arrangement positions of the raw material warehouse 3, the main production workshop 1 and the finished product warehouse 5, the process of raw material delivery, raw material processing and product warehousing can be sequentially realized from one side to the other side of the park unit.

The overall logistics method of the production park comprises the following steps: the raw materials are conveyed to a raw material warehouse 3 of the production area A from a loading guard door 7 and simultaneously enter a production scheduling system, the raw materials are separately loaded and conveyed to a raw material working area 21E in each production unit of a raw material auxiliary production workshop 21 according to a production scheduling instruction, and the processed raw materials are loaded into an empty material boat B through a loading system 211 in the raw material working area; the material boat B filled with the raw materials is sent to a hoisting device in the main production workshop 1 through a channel L1 and is transported to a boat inlet of the vertical continuous heat treatment furnace 10 through the hoisting device; the raw materials in the material boat are changed into products after being thermally treated by the vertical continuous thermal treatment furnace 10, and the material boat filled with the products is discharged from a boat outlet at the side surface of the vertical continuous thermal treatment furnace 10 at the lower layer position of the main production workshop 1; the discharged material boat is conveyed to a product working area of the product auxiliary production workshop 22 corresponding to the production unit 22E through a passage L2, and a discharging system 221 is adopted to discharge and split in the product working area; and (4) conveying the products to the designated position of a finished product warehouse according to a production scheduling instruction, and delivering the products to a production park through a delivery guard 8 according to a delivery plan after warehousing.

In this embodiment, as shown in fig. 2, the main production shop 1 has two levels, i.e., a high level for charging and a low level for discharging, the low level is a floor, a pit is provided on the floor of the vertical high temperature heat treatment furnace for installing the lower part of the furnace body 10, and the boat outlet of the vertical high temperature heat treatment furnace 10 is provided on the floor. In other embodiments, the main production workshop is provided with three layers, the ground is not provided with a pit, the high layer is used for charging, the middle layer is used for discharging, and the furnace body is placed on the ground.

By adopting the production park, the main production workshop is used as a core, and each auxiliary production workshop is matched with each auxiliary facility to play the independent role of each area. The logistics route is in one-way circulation, the material supply is orderly, the production mode of high-efficient production of products and high-efficient circulation of materials is formed, the problems of low efficiency and unsmooth logistics management of the existing production mode are solved, and the industrialization rate is improved.

The above embodiments are merely illustrative and not restrictive of the present invention. Any modification, equivalent replacement, and improvement made on the basis of the above-mentioned inventive concept by those skilled in the art should be included in the scope of the present invention.

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