阅读说明：本技术 一种便携式凭证快速装订装置 (Portable voucher rapid binding device ) 是由 邵春玲 蒋祝仙 李靖宇 楼源 于 2021-10-25 设计创作，主要内容包括：本发明公开了一种便携式凭证快速装订装置,该装置包括箱体,箱体内设有隔板槽一、隔板槽二、输送辊槽、挡板、传送室、放料室一和挡板二,隔板槽开设在箱体内底部,隔板槽二开设在传送室一侧与隔板槽一对向设置,输送辊槽开设在隔板槽一侧,挡板固定安装在箱体内,传送室开设在隔板槽一一侧与输送辊槽相对设置,放料室一开设在隔板槽一一侧,挡板二固定安装在放料室一与传送室之间,箱体内固定安装有打孔机构和装订机构,挡板一侧等距离开设有两个滑槽,挡板一侧开设有装订机构放置口,打孔机构滑动配合在滑槽上,装订机构固定安装在装订机构放置口内。该装置设置的铆管二与铆管一可以相卡接,在拆卸时也更加方便免去人们找工具去拆卸的时间。(The invention discloses a portable voucher rapid binding device, which comprises a box body, wherein a first clapboard groove, a second clapboard groove and a conveying roller groove are arranged in the box body, the baffle, the transfer chamber, blowing room one and baffle two, the baffle groove is seted up at the bottom in the box, baffle groove two is seted up in transfer chamber one side and is a pair of to setting with the baffle groove, the delivery roll groove is seted up in baffle groove one side, baffle fixed mounting is in the box, the transfer chamber is seted up in baffle groove one side and is set up with the delivery roll groove relatively, blowing room one is seted up in baffle groove one side, two fixed mounting of baffle are between blowing room one and transfer chamber, fixed mounting has the mechanism of punching and binds the mechanism in the box, two spouts have been seted up to baffle one side equidistance, baffle one side has been seted up and has been bound the mechanism and place the mouth, the mechanism sliding fit that punches is on the spout, bind mechanism fixed mounting and place the mouth at binding mechanism. The riveting pipe two and the riveting pipe one that the device set up can joint mutually, also conveniently remove the time that people looked for the instrument and remove the dismantlement from when dismantling more.)

1. The utility model provides a quick binding means of portable voucher, includes box (1), its characterized in that: the improved paper box is characterized in that a first partition plate groove (1101), a second partition plate groove (1102), a conveying roller groove (12), a baffle plate (15), a conveying chamber (17), a first discharging chamber (18) and a second baffle plate (51) are arranged in the box body (1), the bottom in the box body (1) is arranged in the partition plate groove (1101), the second partition plate groove (1102) is arranged on one side of the conveying chamber (17) and opposite to the first partition plate groove (1101), the conveying roller groove (12) is arranged on one side of the partition plate groove (1101), the baffle plate (15) is fixedly arranged in the box body (1), the conveying chamber (17) is arranged on one side of the first partition plate groove (1101) and opposite to the conveying roller groove (12), the first discharging chamber (18) is arranged on one side of the first partition plate groove (1101) and located on one side of the conveying chamber (17), the second baffle plate (51) is fixedly arranged between the first discharging chamber (18) and the conveying chamber (17), and a punching mechanism and a binding mechanism are fixedly arranged in the box body (1), two sliding grooves (14) are formed in one side of the baffle (15) at equal intervals, a binding mechanism placing opening (16) is formed in one side of the baffle (15), the punching mechanism is in sliding fit with the sliding grooves (14), and the binding mechanism is fixedly installed in the binding mechanism placing opening (16);

binding mechanism includes bracing piece (41), Y template (42), two telescopic links two (43) and turn round (44), bracing piece (41) pin joint is in binding mechanism places mouth (16), Y template (42) fixed mounting is at bracing piece (41) top, two telescopic links two (43) fixed mounting respectively are in Y template (41) outer end bottom, turn round (44) fixed mounting in telescopic link two (43) bottoms.

2. The portable voucher rapid binding device of claim 1, wherein: the punching mechanism comprises a sliding block (31), a top plate (32), a pressing frame (33), a first telescopic rod (34) and a hole punching needle (35), the sliding block (31) is in sliding fit with the sliding groove (14), the top plate (32) is fixedly installed at the bottom of the outer end of the sliding block (31), the pressing frame (33) is fixedly installed at the bottom of the top plate (32), the first telescopic rod (34) is fixedly installed at the bottom of the top plate (32) in the pressing frame (33), and the hole punching needle (35) is fixedly installed at the bottom of the first telescopic rod (34).

3. The portable voucher rapid binding device of claim 2, wherein: transfer chamber (17) interior pin joint has two transfer rollers (52), conveyer belt (52) have been cup jointed on two transfer rollers (52), interior sliding fit has baffle one (1103) in baffle groove one (1101), interior sliding fit has baffle two (1104) in baffle groove two (1102), the pin joint has conveying roller (2) in conveying roller groove (12).

4. The portable voucher rapid binding device of claim 3, wherein: a blowing room spout (1801) has been seted up to bottom in blowing room (18), sliding fit has riveted pipe box (6) on blowing room spout (1801), it rivets pipe placing chamber (61) to be equipped with in pipe box (6), three (62) of telescopic link and expansion plate (63) to rivet pipe placing chamber (61), rivet pipe placing chamber (61) and set up and be close to three (51) sides of baffle in riveting pipe box (6), three (62) fixed mounting of telescopic link is in riveting pipe box (6) and rivets pipe placing chamber (61) subtend setting, three (62) of telescopic link cooperate with two (43) of telescopic link, expansion plate (63) fixed mounting is in riveting pipe placing chamber (61) one side.

5. The portable voucher rapid binding device of claim 4, wherein: still seted up blowing room two (19) in box (1), blowing room two (19) are seted up in baffle (15) one side, blowing room two (19) bottom has seted up blowing room two spout (1901), sliding fit has two (7) of riveting pipe box on blowing room two spout (1901), two (7) of riveting pipe box cooperate with two (43) of telescopic link.

6. The portable voucher rapid binding device of claim 5, wherein: rivet two (9) of managing to have placed in riveting pipe placing chamber (61), rivet two (9) of managing and cooperate with three (62) of telescopic link, fixture block (9) are installed around the axis equidistance in riveting pipe two (9) one side, rivet pipe (8) have been placed in riveting pipe box (7), rivet pipe (8) and rivet two (9) of managing and cooperate, a draw-in groove (81) has been seted up at riveting pipe (8) top, draw-in groove (81) cooperate with turn round (44), draw-in groove two (82) have been seted up to riveting pipe (8) one side, draw-in groove two (82) cooperate with fixture block (91).

7. The portable voucher rapid binding device of claim 7, wherein: a wastepaper collection chamber (1301) is formed in one side of the box body (1), a lower needle hole (1302) is formed in the top of the wastepaper collection chamber (1301), and the lower needle hole (1302) is matched with the perforating needle (35).

8. The portable voucher rapid binding device of claim 7, wherein: the top of the box body (1) is also fixedly provided with a plurality of operating buttons (10).

Technical Field

The invention particularly relates to a portable voucher rapid binding device.

Background

Binding of accounting documents refers to the arrangement of accounting documents into a book. Binding accounting vouchers into a book, wherein the accounting vouchers and original vouchers, namely accounting vouchers, are bound into a book, the accounting vouchers are bound into a book, and the accounting vouchers are arranged in the order of voucher type collection vouchers, payment vouchers, transfer vouchers and numbers and are bound into a book together with the original vouchers attached to the accounting vouchers. In order to solve the problem of slow manual binding, people invent an automatic binding voucher machine to reduce the manual binding time.

If Chinese patent discloses "a full-automatic binding machine" (patent number: CN201510337626.6), the device includes frame, second motor, drilling equipment, lift seat, paper pressing device, go up hot riveting head and shim and hot riveting head down, set up vertical guide pillar and horizontal table surface in the frame, the lift seat liftable is positioned on vertical guide pillar, the paper pressing device passes through the spring liftable and fixes a position between lift seat and table surface, wherein: but go up hot riveting head setting horizontal motion in pressing paper device, but the shim setting horizontal motion on table surface, but lower hot riveting head location liftable and the rotational motion on the vertical guide pillar of horizontal table surface downside, go up the first rotation connecting rod rotation linkage that sets up between hot riveting head, shim and the lower hot riveting head, the second motor is connected first rotation connecting rod and is switched on between hot riveting head and the shim horizontal dislocation motion, drive hot riveting head rotation dislocation motion down.

However, the device is too bulky, needs to be put in the office and uses in addition, need to heat the hot melt riveting pipe at the binding voucher in-process and fix, and is too loaded down with trivial details, if need bind a large amount of vouchers when, wastes time and energy, and is extremely inconvenient.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a portable voucher rapid binding device, which solves the problem that vouchers can be bound rapidly.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: a portable voucher rapid binding device comprises a box body, wherein a first baffle plate groove, a second baffle plate groove, a conveying roller groove, a baffle plate, a conveying chamber, a first material placing chamber and a second baffle plate are arranged in the box body. The bottom in the box is seted up to the baffle groove, baffle groove two is seted up and is set up with the baffle groove is one to one side in transfer chamber one side, the conveying roller groove is seted up in baffle groove one side, baffle fixed mounting is in the box. The conveying chamber is arranged on one side of the first partition plate groove and opposite to the conveying roller groove, the first discharging chamber is arranged on one side of the first partition plate groove and located on one side of the conveying chamber, and the second baffle plate is fixedly installed between the first discharging chamber and the conveying chamber. Fixed mounting has the mechanism of punching and binds the mechanism in the box, two spouts have been seted up to baffle one side equidistance, baffle one side has been seted up and has been bound the mechanism and place the mouth, the mechanism sliding fit of punching is on the spout, bind mechanism fixed mounting and place the mouth at binding the mechanism.

Preferably, the binding mechanism comprises a support rod, a Y-shaped plate, two telescopic rods II and a rotating head. The bracing piece pin joint is in binding mechanism places the mouth, Y template fixed mounting is at the bracing piece top, two difference fixed mounting of two telescopic links are in Y template outer end bottom, turn round fixed mounting in two bottoms of telescopic link.

Preferably, the punching mechanism comprises a sliding block, a top plate, a pressing frame, a first telescopic rod and a punching needle. The sliding block is in sliding fit in the sliding groove, the top plate is fixedly installed at the bottom of the outer end of the sliding block, the pressing frame is fixedly installed at the bottom of the top plate, the telescopic rod is fixedly installed in the pressing frame at the bottom of the top plate, and the perforating needle is fixedly installed at the bottom of the telescopic rod.

Preferably, the pin joint has two transfer rollers in the transfer chamber, the conveyer belt has been cup jointed on two transfer rollers, baffle groove one sliding fit has baffle one, baffle groove two sliding fit has baffle two, the conveying roller inslot pin joint has the conveying roller.

Preferably, a first discharging chamber sliding groove is formed in the inner bottom of the first discharging chamber, and a first riveting pipe box is in sliding fit with the first discharging chamber sliding groove. And a riveting tube placing chamber, a third telescopic rod and a telescopic plate are arranged in the first riveting tube box. The riveting pipe placing chamber is formed in the first riveting pipe box and is close to three sides of the partition plate, the third telescopic rod is fixedly installed in the first riveting pipe box and is arranged opposite to the first riveting pipe placing chamber, the third telescopic rod is matched with the second telescopic rod, and the telescopic plate is fixedly installed on one side of the first riveting pipe placing chamber.

Preferably, a second discharging chamber is further formed in the box body and arranged on one side of the baffle, a second discharging chamber sliding groove is formed in the bottom of the second discharging chamber, a second riveting tube box is arranged on the second discharging chamber sliding groove in a sliding fit mode, and the second riveting tube box is matched with the telescopic rod.

Preferably, a second riveting pipe is placed in the second riveting pipe placing chamber, the second riveting pipe is matched with the three phases of the telescopic rod, and clamping blocks are arranged on one side of the second riveting pipe at equal intervals around the axis. A first riveting pipe is arranged in the riveting pipe box and matched with a second riveting pipe, a first clamping groove is formed in the top of the first riveting pipe and matched with the rotary head, a second clamping groove is formed in one side of the riveting pipe and matched with the clamping block.

Preferably, a paper scrap collecting chamber is formed in one side of the box body, a lower needle hole is formed in the top of the paper scrap collecting chamber, and the lower needle hole is matched with the hole forming needle.

Preferably, the top of the box body is also fixedly provided with a plurality of operating buttons.

(III) advantageous effects

The invention provides a portable voucher rapid binding device. The method has the following beneficial effects:

the portable voucher rapid binding device is provided with a conveying roller and a conveying belt which can finish rapid conveying, punching and riveting pipe installation are separated through a first partition plate, and the first partition plate and a second partition plate can effectively enable the riveting pipe to correspond to a pinhole on a voucher, so that deviation is prevented when the riveting pipe is installed; the pressing frame arranged on the top plate can compact paper on the periphery of the punching position when the voucher is punched, so that the punching needle is more convenient to punch, the lower needle hole can be used for completely penetrating the voucher when the punching needle punches, and the situation that the upper part of the punched hole is small and the bottom of the punched hole is small is avoided.

The portable voucher rapid binding device is provided with the Y-shaped plate, two first riveting pipes can be installed at the same time, the second riveting pipes and the first riveting pipes can be clamped, the time for people to find tools to disassemble is saved more conveniently during disassembling, the rotating head at the bottom of the second telescopic rod can be matched with the first clamping groove at the top of the first riveting pipe, and the first riveting pipes can be installed more rapidly; the telescopic link three that sets up and the cooperation of the articulated and expansion plate of riveting a tub box bottom, the messenger that can be faster rivets two cover of pipe in the pipe placing chamber on the telescopic link three, then carries out rotatory joint with the riveting pipe on the turn round for binding to the voucher.

(III) this quick binding means of portable voucher, the collection punches and binds as an organic whole, and the volume is less conveniently carried, can carry out the binding of voucher in arbitrary occasion, and need not present and punch and bind the voucher again at large-scale book-binding machine respectively, has shortened the time that the staff worked an official business, has reduced the time that the personnel bound the voucher, makes the staff use convenient and fast more.

Drawings

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

FIG. 2 is an enlarged view of FIG. 1 at A;

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

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

FIG. 5 is a schematic view of a structural rivet tube of the present invention;

FIG. 6 is a schematic view of a rivet tube of the present invention

FIG. 7 is a schematic view of the structure of the present invention.

In the figure: 1 box body, 1101 baffle groove I, 1102 baffle groove II, 1103 baffle I, 1104 baffle II, 12 conveying roller grooves, 1301 paper scrap collecting chambers, 1302 lower needle holes, 14 sliding grooves, 15 baffles, 16 binding mechanism placing openings, 17 conveying chambers, 18 discharging chambers I, 1801 discharging chambers I sliding grooves, 19 discharging chambers II, 1901 discharging chambers II sliding grooves, 2 conveying rollers, 31 sliding blocks, 32 top plates, 33 pressing frames, 34 telescopic rods I, 35 perforating needles, 41 supporting rods, 42Y-shaped plates, 43 telescopic rods II, 44 rotating heads, 51 baffle III, 52 conveying belts, 53 conveying rollers, 6 riveting tube boxes I, 61 riveting tube placing chambers, 62 telescopic rods III, 63 telescopic plates, 7 riveting tube boxes II, 8 riveting tube boxes I, 81 clamping grooves I, 82 clamping grooves II, 9 riveting tube II, 91 clamping blocks and 10 operating buttons.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in figures 1-7, the portable voucher rapid binding device comprises a box body 1, wherein a first partition plate groove 1101, a second partition plate groove 1102, a conveying roller groove 12, a baffle plate 15, a conveying chamber 17, a first discharging chamber 18 and a second baffle plate 51 are arranged in the box body 1. The partition wall slot 1101 is opened at the bottom in the box body 1, the partition wall slot two 1102 is opened at the side of the transfer chamber 17 and is opposite to the partition wall slot one 1101, the conveying roller slot 12 is opened at the side of the partition wall slot 1101, and the baffle plate 15 is fixedly installed in the box body 1. The conveying chamber 17 is arranged on one side of the first partition plate groove 1101 and opposite to the conveying roller groove 12, the discharging chamber 18 is arranged on one side of the first partition plate groove 1101 and on one side of the conveying chamber 17, and the baffle plate 51 is fixedly arranged between the discharging chamber 18 and the conveying chamber 17. The punching mechanism and the binding mechanism are fixedly installed in the box body 1, two sliding grooves 14 are formed in one side of the baffle 15 at equal intervals, a binding mechanism placing opening 16 is formed in one side of the baffle 15, the punching mechanism is in sliding fit with the sliding grooves 14, and the binding mechanism is fixedly installed in the binding mechanism placing opening 16. The wastepaper collection chamber 1301 is seted up to box 1 one side, and the wastepaper collection chamber 1301 has seted up down pinhole 1302 at the top, and lower pinhole 1302 cooperatees with trompil needle 35, sets up pinhole 1302 and can let trompil needle 35 pass the voucher completely when punching, and the big bottom condition in the hole that prevents to punch appears.

The binding mechanism comprises a supporting rod 41, a Y-shaped plate 42, two telescopic rods 43 and a rotary head 44. The supporting rod 41 is pivoted in the binding mechanism placing opening 16, the Y-shaped plate 42 is fixedly installed at the top of the supporting rod 41, the Y-shaped plate 42 is arranged to be capable of being provided with two riveting tubes I8 at the same time, the two telescopic rods II 43 are respectively and fixedly installed at the bottom of the outer end of the Y-shaped plate 41, and the rotating head 44 is fixedly installed at the bottom of the telescopic rods II 43.

The punching mechanism comprises a sliding block 31, a top plate 32, a pressing frame 33, a first telescopic rod 34 and a punching needle 35. Slider 31 sliding fit is in spout 14, and roof 32 fixed mounting is in slider 31 outer end bottom, and pressure frame 33 fixed mounting is in roof 32 bottom, and the pressure frame 33 that sets up on roof 32 can be when punching the voucher, and the peripheral paper in position that punches is compacted, makes holing needle 35 more convenient when punching, and pressure frame 33 is flexible form, and holing needle 35 removes in pinhole 1302 downwards when conveniently punching. The first telescopic rod 34 is fixedly arranged in the pressing frame 33 at the bottom of the top plate 32, and the hole opening needle 35 is fixedly arranged at the bottom of the first telescopic rod 34.

Transfer chamber 17 is interior pivoted and has been had two transfer rollers 52, the conveyer belt 52 has been cup jointed on two transfer rollers 52, sliding fit has baffle 1103 in baffle groove 1101, sliding fit has baffle two 1104 in baffle groove two 1102, the pivoting has conveying roller 2 in conveying roller groove 12, conveying roller 2 and the conveyer belt 52 that set up can accomplish quick conveying, come to separate punching and installation riveting pipe through baffle 1103, baffle 1103 and baffle two 1104 can be effectively with the pinhole correspondence on riveting pipe and the voucher, prevent to appear the deviation when the installation riveting pipe.

A first discharging chamber chute 1801 is formed in the bottom of the first discharging chamber 18, and a first riveting tube box 6 is in sliding fit with the first discharging chamber chute 1801. A riveting tube placing chamber 61, a third telescopic rod 62 and a telescopic plate 63 are arranged in the first riveting tube box 6. Riveting pipe placing chamber 61 is seted up and is being close to three 51 sides of baffle in riveting pipe box 6, and three 62 fixed mounting of telescopic link are in riveting pipe box 6 with riveting pipe placing chamber 61 subtend setting, and three 62 and two 43 cooperations of telescopic link, expansion plate 63 fixed mounting are in riveting pipe placing chamber 61 one side.

The box body 1 is further internally provided with a second discharging chamber 19, the second discharging chamber 19 is arranged on one side of the baffle 15, a second discharging chamber sliding groove 1901 is formed in the bottom of the second discharging chamber 19, a second riveting tube box 7 is arranged on the second discharging chamber sliding groove 1901 in a sliding fit mode, and the second riveting tube box 7 is matched with the second telescopic rod 43.

The second riveting pipe 9 is placed in the second riveting pipe placing chamber 61, the second riveting pipe 9 is matched with the third telescopic rod 62, and the clamping blocks 9 are arranged on one side of the second riveting pipe 9 at equal intervals around the axis. Rivet and have placed in the pipe box 7 and rivet pipe 8, rivet pipe 8 and rivet two 9 cooperations of pipe, rivet pipe 8 top and seted up draw-in groove 81, draw-in groove 81 cooperatees with turn round 44, rivet pipe 8 one side and seted up draw-in groove two 82, draw-in groove two 82 cooperatees with fixture block 91, rivet pipe two 9 and rivet pipe 8 can the joint mutually, also conveniently remove people from when dismantling and look for the time that the instrument removed the dismantlement, turn round 44 of two 43 bottom telescopic links can cooperate with draw-in groove 81 at the top of riveting pipe 8, can install riveting pipe 8 more fast.

The top of the box body 1 is also fixedly provided with a plurality of operating buttons 10 for operating various mechanisms in the box body 1.

When the voucher is bound, a voucher can be put in the punching position again so as to achieve the purpose of continuous binding.

The working principle is as follows: when the binding machine is used, a certificate to be bound is placed in the box body 1, the first partition plate 1103 is lifted, one side of the certificate is in contact with the first partition plate 1103, the sliding block 31 moves in the sliding groove 14, the pressing frame 33 is pressed on the certificate, the punching needle 35 continues to move downwards to punch a hole on the certificate, waste paper scraps fall into the paper scrap collecting chamber 1301, the first partition plate 1103 descends after punching is finished, the certificate is conveyed to the conveying belt 52 under the action of the conveying roller 2, the second partition plate 1104 is lifted, one side of the certificate is in contact with the second partition plate 1104, the Y-shaped plate 42 rotates to the position above the second riveting tube box 7 under the action of the supporting rod 41, the second telescopic rod 43 moves downwards, the rotating head 44 is matched with the first clamping groove 81 at the top of the first riveting tube 8 to clamp the certificate and then rotates to the position above the hole punched by the certificate, the third telescopic rod 62 is hinged to the bottom of the first riveting tube box 6, the second telescopic rod 9 is sleeved on the third telescopic rod 62, the second telescopic rod 43 moves downwards, the telescopic rod 62 moves upwards, the first riveting pipe 8 is sleeved with the second riveting pipe 9, a clamping block of the second riveting pipe 9 is arranged in a second clamping groove 82 on the first riveting pipe 8, and the second partition 1104 descends to bind the voucher and send the voucher out of the box body 1 under the action of the conveyor belt 52; when the voucher is bound, a voucher can be put in the punching position again so as to achieve the purpose of continuous binding.

In summary, the portable voucher rapid binding device is provided with the conveying roller and the conveying belt which can complete rapid conveying, the punching and riveting pipe installation are separated through the first partition plate, and the first partition plate and the second partition plate can effectively enable the riveting pipe to correspond to a pinhole on a voucher, so that deviation is prevented when the riveting pipe is installed;

the pressing frame arranged on the top plate can compact paper on the periphery of a punching part when the voucher is punched, so that punching needles can punch more conveniently, the arranged lower needle holes can enable the punching needles to completely penetrate the voucher when the punching needles punch, and the situation that the punched holes are large in upper surface and small in bottom is prevented;

the Y-shaped plate can be used for simultaneously installing the first riveting tube, the second riveting tube and the first riveting tube can be clamped, the time for people to find a tool to dismantle is saved more conveniently during dismantling, the rotating head at the bottom of the second telescopic rod can be matched with the first clamping groove at the top of the first riveting tube, and the first riveting tube can be installed more quickly;

the arranged third telescopic rod is matched with the hinge joint at the bottom of the first riveting tube box and the telescopic plate, so that the second riveting tube in the riveting tube placing chamber can be sleeved on the third telescopic rod more quickly, and then is rotationally clamped with the first riveting tube on the rotary head for binding the certificates;

the device collection punches and binds as an organic whole, and the volume is less conveniently carried, can carry out the binding of voucher in arbitrary occasion, and need not present large-scale book-binding machine and punch and bind the voucher again respectively, has shortened the time that the staff worked an official business, has reduced the time that the staff bound the voucher, makes the staff use convenient and fast more.

In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and the protection scope must be determined by the scope of the claims.