CN202880968U

CN202880968U - Water purifier

Info

Publication number: CN202880968U
Application number: CN 201220549153
Authority: CN
Inventors: 杨仲昌; 邹国南
Original assignee: CIXI RUNXIN ELECTRIC APPLIANCE Co Ltd
Current assignee: Zhejiang Run Xin Electrical Appliances Co., Ltd
Priority date: 2012-10-24
Filing date: 2012-10-24
Publication date: 2013-04-17
Anticipated expiration: 2022-10-24

Abstract

The utility model relates to a water purifier. The water purifier comprises a shell, a composite filtration system, a booster pump, a water inlet electromagnetic valve, a wastewater electromagnetic valve and a low-voltage switch part which are connected to form a pure water making system, wherein the composite filtration system is arranged in the shell and comprises an RO (Reverse Osmosis) membrane component; and the water purifier is characterized in that the shell can be movably provided with a water cup component and a water sealing device matched with the water cup component, a self-closing valve is arranged at a water inlet of the water cup component and is communicated with a pure water outlet of the pure water system, the shell is also provided with a first control element matched with the bottom of the water cup component and a second control element matched with a float switch, and the float switch is arranged in the water cup component and is used for indicating the height of water level, so that the pure water making system is controlled to work or not. According to the utility model, a pressure barrel is omitted in the water purifier which is provided with the water cup component, so that water can be made according to need, and simultaneously a composite filter element is adopted so that the water purifier is simpler in structure and small in size, is provided with few connectors and reduces water leakage risk. The water purifier has the advantages of being simple and reasonable in layout, consuming few materials, greatly reducing the cost, being convenient to maintain, simultaneity occupying a small space and ensuring the freshness of water.

Description

A kind of water purification machine

Technical field

The utility model relates to water-treatment technology field, and specifically a kind of topology layout is reasonable, cost is low, can guarantee the water purification machine that water quality is fresh simultaneously.

Background technology

Along with the continuous deterioration of ecotope, the Freshwater resources crisis that the mankind depend on for existence becomes increasingly conspicuous, and in order to solve the healthy water problem, all kinds of drinking devices that had been born in recent years on the market preferably resolve the drinking-water difficult problem in household and various indoor places.The principle of work of existing domestic water purifying machine be with after the water supercharging of source by the PP filter core, the UDF filter core, CTO filter core etc. carries out coarse filtration, then be separated into pure water and condensed water through the RO reverse osmosis membrane degree of depth, pure water enters the water storage system storage and drinks for the people, condensed water is directly drained or is reclaimed use, pure water generally is to adopt pressure pot to store, because Controlling System is to start water processed and standby switching according to the hydraulic pressure situation in the pressure pot, so pressure pot all is " full water " state constantly, be last institute treated water also be not finished opportunity device still can be processed water conservancy project do, remaining water is mixed with fresh water and is caused effluent quality stale, even it is smelly to turn black, and causes complete machine " strike " normalization adding the mechanical fault problem that pressure pot is prone to.

On the other hand, existing domestic water purifying machine filtering system generally is comprised of coarse filtration system and smart filtering system, and coarse filtration system filter material has PP cotton, gac, pottery etc., and various filter materials are contained in respectively in the plastic cylinder; Smart filtering system mainly is the RO reverse osmosis membrane, also be mounted in the plastic cylinder, be that various filter materials all are to encapsulate separately by plastic cylinder, then with rapid-acting coupling and PE pipe filter cores at different levels are together in series, this traditional cartridge combination mode takies that the machine intimate space is large, consumptive material is many, complex production process; And interface is more, and the risk factor that leaks is large, and productive manpower cost and after-sales service cost are all higher.

Summary of the invention

Technical problem to be solved in the utility model is the water purification machine that a kind of topology layout advantages of simple is provided for the above-mentioned state of the art, replaces original pressure pot by water cup module is set, and can according to user's needs control water processed, guarantee the fresh of water quality.

The utility model solves the problems of the technologies described above the technical scheme that adopts: a kind of water purification machine, comprise housing, be installed in the combined filtration system that contains the RO membrane module in the housing, booster water pump, entering water electromagnetic valve, Wastewater by Electric magnet valve and low-tension switch parts, connect to form pure water system processed, it is characterized in that: the sealing water device that releasably is provided with a water cup module and matches with water cup module on the described housing, the water inlet place of water cup module is provided with self-closing valve and is connected with the pure water water outlet of pure water system, and, be provided with on the housing the first controlling elements of cooperating with water cup module bottom and with water cup module in the expression water level just, the second controlling elements that cooperates with float switch, whether control pure water system work processed, when placing the water level on the housing and in the water cup module, water cup module drops to certain position, be that the water cup module bottom is corresponding with the first controlling elements, and the float switch disengaging cooperates with the second controlling elements, makes pure water system processed water processed; Otherwise water cup module bottom and the first controlling elements do not have correspondence, and perhaps float switch cooperates with the second controlling elements, just is in holding state.

As improvement, described water cup module comprises cup, bowl cover, faucet, the lower end of described cup has water inlet, the water inlet place is designed with the entry oral pillar, described self-closing valve can be arranged in the entry oral pillar up and downly, and between self-closing valve and water inlet column wall, being provided with the gap that can supply pure water to pass through, self-closing valve makes self-closing valve have the trend of water inlet being closed all the time downwards with a return spring.

Improve again, described housing is to be involuted by body and base, the front portion of described body is provided with can be for the step of water cup module placement, the middle part indent of step surface forms a water tank, water tank and pure water system the pure water water outlet be connected, the upper end open place of water tank is provided with cover plate, the middle part of cover plate has water outlet, the middle part of water tank is provided with a fore-set that offsets with self-closing valve that raise up, described fore-set passes described cover plate water outlet and stretches out outside the water tank, described sealing water device is located at water outlet, be connected on the fore-set, when water cup module placed on the body, sealing water device was opened water outlet, moved on the lower end of described self-closing valve and fore-set offset, self-closing valve is opened, and the water in the water tank enters in the cup; When water cup module left body, sealing water device was with the water outlet autoshutdown, and self-closing valve cuts out the water inlet of water tumbler under the effect of return spring automatically.

Further improve, described sealing water device comprises a trace, described trace is nested with on fore-set, can slide up and down to be located at the water outlet of cover plate, the upper end of trace is to offset with the entry oral pillar of described cup to cooperate, the outside, the lower end of trace permanent sleeve be equipped with one with the offset sealing-ring of sealing of the water outlet of cover plate, and between the bottom of the bottom of sealing-ring and water tank, be supported with a spring, make sealing water device have the trend of upwards water outlet being closed all the time, when water cup module places on the body, entry oral pillar and the trace of described cup offset, trace moves down under the promotion of entry oral pillar, so that sealing-ring separates with water outlet, sealing water device is opened.

Improve, be lined with a sealing-ring between the opening part of described cover plate and water tank, the outside of the water outlet of described cover plate forms the bulge loop that the entry oral pillar that can supply cup is inserted, and is equipped with a wear ring at the inwall of bulge loop, is fixed by a pressing plate.

As improvement, bottom one side of described cup assembly is provided with magnet, described the first controlling elements is to be located at the first corresponding with magnet on body step surface dry-reed tube, and perhaps, described the first controlling elements is to be located at the first corresponding with cup assembly bottom on body step surface vernier switch; Described the second controlling elements is to establish organic anterior side second dry-reed tube corresponding with the magneticfloat switch, and perhaps, described the second controlling elements is to establish the organic anterior side vernier switch corresponding with float switch.

Improve again, described filtering system comprises a composite filter element, described composite filter element comprises filter housing and filter cover, sheathedly successively from outside to inside in the described filter housing be packaged with the filter material of coarse filtration system and the RO film filtering material of smart filtering system, and offer water-in, condensed water water outlet and the pure water water outlet that is connected with corresponding adapter in the bottom of filter housing.

As improvement, be laid with some stiffening webs along even circumferential on the exterior side surface of described filter housing and the bottom margin, the rear portion of described base is provided with one for the boss of placing filter housing, the upper limb of described boss is distributed with some grooves corresponding with stiffening web, offer some inner groovies on the upper limb of described filter housing, the inside top of described body is provided with the convex tendon corresponding with inner groovy, described filter housing is erected on the boss of base, the convex tendon of the groove by stiffening web and boss, inner groovy and body cooperate the location.

As improvement, described filtering system also comprises a preposition PP filter core, and described preposition PP filter core is provided with source water water-in, and described entering water electromagnetic valve is located between preposition PP filter core and the booster water pump, and the other end of described booster water pump links to each other with the water-in of filtering system; The lower position that is positioned at the body step surface on the described base offers a pilot hole, the head of described preposition PP filter core is inserted in this pilot hole, inversion is installed on the base, described booster water pump is arranged at the mid-way of base, and described entering water electromagnetic valve and Wastewater by Electric magnet valve are located at respectively the both sides that are installed in the booster water pump on the base.

At last, the lower end of described body is provided with the cramp involutory with base, and the over top of body is provided with dust guard, and the front portion of described body is provided with display screen, and the base sidepiece of described boss one side is provided with the dividing plate joint.

Compared with prior art, the utility model has the advantage of: the cancellation pressure pot, at body one water cup module is set, water processed has as required been avoided original working pressure bucket and the stale and mechanical fault of water quality that causes; Adopt simultaneously composite filter element, so that structure is more simple and volume is little, interface is few, reduced the risk of leaking.The utility model layout advantages of simple, consumptive material is few, production technique is simple, has greatly lowered cost and be convenient to safeguard, take up room simultaneously little, can according to user's needs control water processed, guarantee the fresh of water quality.

Description of drawings

Fig. 1 is structure sectional view of the present utility model;

Fig. 2 is the syndeton sectional view of water cup module of the present utility model and body;

Fig. 3 a, 3b are the structural representation of water inlet under the open and close state of water cup module of the present utility model;

Fig. 4 is current synoptic diagram of the present utility model;

Fig. 5 is the syndeton synoptic diagram of the boss on composite filter element of the present utility model and the base;

Fig. 6 is the syndeton synoptic diagram of composite filter element of the present utility model and body;

The surface structure synoptic diagram of Fig. 7 position the utility model water purification machine.

Embodiment

Embodiment is described in further detail the utility model below in conjunction with accompanying drawing.

As shown in the figure, a kind of water purification machine, comprise the housing that is involuted by body 1 and base 2, be positioned at the water cup module 3 on the body 1 and be installed in the combined filtration system that contains the RO membrane module on the base 2, booster water pump 9, entering water electromagnetic valve 7, Wastewater by Electric magnet valve 8, low-tension switch 22 parts such as grade, the filtering system that contains the RO membrane module, booster water pump 9, entering water electromagnetic valve 7, Wastewater by Electric magnet valve 8, low-tension switch 22 parts such as grade connect to form pure water system processed, water cup module 3 comprises cup 3.3, bowl cover 3.4, faucet 3.5 and self-closing valve 3.1, the lower end of cup 3.3 has water inlet, the outside of water inlet is provided with entry oral pillar 3.6, self-closing valve 3.1 is T-shape, can be arranged in the entry oral pillar 3.6 up and downly, and between self-closing valve 3.1 and entry oral pillar 3.6 inwalls, be provided with the gap that to pass through for pure water, the inboard that the head of self-closing valve 3.1 is equipped with O RunddichtringO 3.2 and the water inlet sealing that offsets, the bottom of self-closing valve 3.1 is provided with the bulge loop that offsets with entry oral pillar 3.6 inwalls, be supported with a return spring 15 between the bottom of bulge loop and cup 3.3, make self-closing valve 3.1 have all the time the movable trend that water inlet is closed downwards, self-closing valve also can adopt other check valves certainly; The front portion of body 1 is provided with the step of " L " type that can supply water cup module 3 placements, the middle part indent of step surface forms a water tank 1.1, water tank 1.1 is connected with the pure water water outlet 4.6 of pure water system processed, the upper end open place of water tank 1.1 is provided with cover plate 10, the middle part of cover plate 10 has water outlet 10.1, the middle part of water tank 1.1 is provided with the fore-set 1.2 that a convex bottom with self-closing valve 3.1 offsets, fore-set 1.2 passes water outlet 10.1 and stretches out outside the water tank 1.1, water outlet 10.1 places at cover plate 10 are provided with sealing water device, sealing water device comprises a trace 17, trace 17 is nested with on fore-set 1.2, can slide up and down to be located at water outlet 10.1 places of cover plate 10, the upper end of trace 17 offsets with the entry oral pillar 3.6 of cup 3.3 and cooperates, the outside, the lower end of trace 17 permanent sleeve be equipped with one with the offset spherical sealed circle 18 of sealing of the water outlet of cover plate 10, and between the bottom of the bottom of spherical sealed circle 18 and water tank 1.1, be supported with a spring 16, make sealing water device have the trend of upwards water outlet 10.1 being closed all the time, when cup 3.3 places on the body 1, the entry oral pillar 3.6 of cup 3.3 offsets with the upper end of trace 17, trace 17 moves down under the promotion of entry oral pillar 3.6, so that spherical sealed circle 18 separates with water outlet 10.1, water outlet 10.1 is opened, self-closing valve 3.1 moves on offseting with fore-set 1.2 simultaneously, the water inlet of cup 3.3 is opened, water in the water tank 1.1 can flow in the cup 3.3, when cup 3.3 leaves body 1, trace 17 moves under the effect of spring 16, spherical sealed circle 18 offsets with water outlet 10.1, water outlet 10.1 is closed, and self-closing valve 3.1 cuts out the water inlet of cup 3.3 under the effect of return spring 15; Between the opening part of cover plate 10 and water tank 1.1, be lined with a sealing-ring 21, the outside of the water outlet 10.1 of cover plate 10 forms the bulge loop 10.2 that can insert for the entry oral pillar 3.6 of cup 3.3, inwall at bulge loop 10.2 is equipped with a wear ring 19, is fixed by a pressing plate 20.

Be provided with magnet 13 in the bottom of cup 3.3, faucet 3.5 1 sides are provided with float switch 14, the step surface of body 1 is provided with first dry-reed tube 11 corresponding with magnet 13 or vernier switch as the first controlling elements, the anterior side of body 1 is provided with second dry-reed tube 12 corresponding with magneticfloat switch 14 as the second controlling elements, when water cup module 3 places on the body 1, magnet 13 is corresponding with the first dry-reed tube 11, closed the first dry-reed tube 11, and the water level in the water cup module 3 drops to certain position, float switch 14 disengagings cooperate with the second dry-reed tube 12, machine water processed, otherwise water cup module bottom magnet 13 and the first dry-reed tube 11 do not have correspondence, can't adhesive the first dry-reed tube 11, perhaps float switch 14 is corresponding with the second dry-reed tube 12 positions, cooperatively interact, disconnect the second dry-reed tube 12, then be in holding state;

Filtering system comprises a composite filter element 4, composite filter element 4 comprises filter housing 4.1 and filter cover 4.2, the sheathed PP filter material 4.3 that is packaged with the coarse filtration system successively from outside to inside in the filter housing 4.1, the RO film filtering material 4.5 of CTO filter material 4.4 and smart filtering system, and offer the water-in 4.7 that is connected with corresponding adapter in the bottom of filter housing 4.1, condensed water water outlet 4.8 and pure water water outlet 4.6, they by runner and separately filter material couple together, performance filtering function separately, filter housing 4.1 and filter cover 4.2 are threaded connection fixing, be provided with switch-valve 24 in filter cover 4.2, can conveniently clean and renew cartridge more; Be laid with some stiffening webs 4.11 along even circumferential on the exterior side surface of filter housing 4.1 and the bottom margin, the rear portion of base 2 is provided with one for the boss 2.1 of placing filter housing 4.1, the upper limb of boss 2.1 is evenly distributed with the corresponding groove 2.11 of some and stiffening web 4.11, offer some inner groovies 4.12 on the upper limb of filter housing 4.1, the inside top of body 1 is provided with the convex tendon 1.3 corresponding with inner groovy 4.12, filter housing 4.1 is erected on the boss 2.1 of base 2, by the groove 2.11 of stiffening web 4.11 with boss 2.1, inner groovy 4.12 cooperates the location with the muscle groove of the convex tendon 1.3 of body 1;

Filtering system also comprises a preposition PP filter core 6, and preposition PP filter core 6 is provided with source water water-in 6.1, and entering water electromagnetic valve 7 is located between preposition PP filter core 6 and the booster water pump 9, and the other end of booster water pump 9 links to each other with the water-in 4.7 of composite filter element 4; The lower position that is positioned at body 1 step surface on the base 2 offers a pilot hole 1.5, and the head of preposition PP filter core 6 is inserted in this pilot hole 1.5, inversion is installed on the base 1, and the filter cover of preposition PP filter core 6 is connected from base 2 outside screwing with filter housing; Booster water pump 9 is arranged at the mid-way of base 2, and entering water electromagnetic valve 7 and Wastewater by Electric magnet valve 8 are located at respectively the both sides of the booster water pump 9 that is installed on the base 2;

The lower end of body 1 is provided with the cramp 1.4 involutory with base 2, and conveniently detachable, the over top of body 1 is provided with dust guard 5, and the front portion of body 1 is provided with display screen 27, is provided with dividing plate joint 26 at base 2 sidepieces of boss 2.1 1 sides.

During assembling, install booster water pump 9 function uniies such as grade at base 2 first, and connect water route and circuit, then the filter housing 4.1 with composite filter element 4 is positioned on the boss 2.1 of base 2, body 1 is connected the filter cores at different levels of then packing into base 2 again, screw on filter cover 4.2, dw 5 on the back cover.

When needing to clean filter core, open the switch-valve 24 on the filter cover 4.2, source water will rinse out impurity, dust of being attached to PP filter material 4.3 surfaces etc., and drain from the condensed water passage, more during renew cartridge, when such as its inside certain pressure being arranged, be difficult to filter cover 4.2 is opened with special spanner, need to open first and operate again after switch-valve 24 releases internal pressure.

Water process processed is: source water at first carries out coarse filtration by preposition PP filter core 6 after entering machine, prevent that the large particulate matter in the water of source from stopping up entering water electromagnetic valve 7, filter entering composite filter element 4 by booster water pump 9, pure water after the filtration enters water tank 2.1 by pure water water outlet 4.6, enter water cup module 3 for drinking, condensed water flows out behind waste water ratio 23 from condensed water water outlet 4.8 discharges from water port 25 again.

The principle of work of Controlling System is: have or not the water source by low-tension switch 22 detections, during without the water source, low-tension switch 22 is in off-state, and complete machine is not worked, low-tension switch 22 closures during active water, complete machine normal operation; When water cup module 3 was removed from body 1, machine was in holding state (magnet 13 of cup 3.3 bottoms is removed, and the first dry-reed tube 11 disconnects) all the time; When the water in the cup 3.3 is full, float switch 14 is held up by water, with the second dry-reed tube 12 over against the position, the second dry-reed tube 12 is disconnected by magnetic, main frame quits work, and when the water in the cup 3.3 was used up, float switch 14 fell back to the home position, stagger with the second dry-reed tube 12, machine begins water processed; Water in cup 3.3 part of only using up, also can select cup 3.3 is rotated to an angle at body 1, allow magnet 13 and the first dry-reed tube 11 dislocation (or allowing the vernier switch touch points reset), machine is in holding state, until the user makes its water conservancy project processed do after the water in the cup has been drunk again, so just can drink more fresh water.On sequence of control, also be provided with in addition the longest time limit of machine non-stop run, to guarantee 12 inefficacies of the second dry-reed tube and to cause leakage accident that also be provided with water-leakage protecting device on base 2, display screen 27 is that dynamic self energy shows, comprises filter element life state demonstration etc.

Claims

1. water purification machine, comprise housing, be installed in the combined filtration system that contains the RO membrane module in the housing, booster water pump, entering water electromagnetic valve, Wastewater by Electric magnet valve and low-tension switch parts, connect to form pure water system processed, it is characterized in that: the sealing water device that releasably is provided with a water cup module and matches with water cup module on the described housing, the water inlet place of water cup module is provided with self-closing valve and is connected with the pure water water outlet of pure water system, and, be provided with expression water level in the first controlling elements of cooperating with water cup module bottom and the water cup module on the housing just, the second controlling elements that cooperates with float switch, whether control pure water system work processed, when placing the water level on the housing and in the water cup module, water cup module drops to certain position, the water cup module bottom is corresponding with the first controlling elements, and the float switch disengaging cooperates with the second controlling elements, makes pure water system processed water processed; Otherwise water cup module bottom and the first controlling elements do not have correspondence, and perhaps float switch cooperates with the second controlling elements, just is in holding state.

2. water purification machine according to claim 1, it is characterized in that described water cup module comprises cup, bowl cover, faucet, the lower end of described cup has water inlet, the water inlet place is provided with the entry oral pillar, described self-closing valve can be arranged in the entry oral pillar up and downly, and between self-closing valve and water inlet column wall, being provided with the gap that can supply pure water to pass through, self-closing valve makes self-closing valve have the trend of water inlet being closed all the time downwards with a return spring.

3. water purification machine according to claim 2, it is characterized in that described housing is to be involuted by body and base, the front portion of described body is provided with can be for the step of water cup module placement, the middle part indent of step surface forms a water tank, water tank and pure water system the pure water water outlet be connected, the upper end open place of water tank is provided with cover plate, the middle part of cover plate has water outlet, the middle part of water tank is provided with a fore-set that offsets with self-closing valve that raise up, described fore-set passes described cover plate water outlet and stretches out outside the water tank, described sealing water device is located at water outlet, be connected on the fore-set, when water cup module placed on the body, sealing water device was opened water outlet, moved on the lower end of described self-closing valve and fore-set offset, self-closing valve is opened, and the water in the water tank enters in the cup; When water cup module left body, sealing water device was with the water outlet autoshutdown, and self-closing valve cuts out the water inlet of water tumbler under the effect of return spring automatically.

4. water purification machine according to claim 3, it is characterized in that described sealing water device comprises a trace, described trace is nested with on fore-set, can slide up and down to be located at the water outlet of cover plate, the upper end of trace is to offset with the entry oral pillar of described cup to cooperate, the outside, the lower end of trace permanent sleeve be equipped with one with the offset sealing-ring of sealing of the water outlet of cover plate, and between the bottom of the bottom of sealing-ring and water tank, be supported with a spring, make sealing water device have the trend of upwards water outlet being closed all the time, when water cup module places on the body, entry oral pillar and the trace of described cup offset, trace moves down under the promotion of entry oral pillar, so that sealing-ring separates with water outlet, sealing water device is opened.

5. water purification machine according to claim 4, it is characterized in that being lined with a sealing-ring between the opening part of described cover plate and water tank, the outside of the water outlet of described cover plate forms the bulge loop that can insert for the entry oral pillar of cup, inwall at bulge loop is equipped with a wear ring, is fixed by a pressing plate.

6. water purification machine according to claim 1, bottom one side that it is characterized in that described cup assembly is provided with magnet, described the first controlling elements is to be located at the first corresponding with magnet on body step surface dry-reed tube, perhaps, described the first controlling elements is to be located at the first corresponding with cup assembly bottom on body step surface vernier switch; Described the second controlling elements is to establish organic anterior side second dry-reed tube corresponding with the magneticfloat switch, and perhaps, described the second controlling elements is to establish the organic anterior side vernier switch corresponding with float switch.

7. water purification machine according to claim 3, it is characterized in that described filtering system comprises a composite filter element, described composite filter element comprises filter housing and filter cover, sheathedly successively from outside to inside in the described filter housing be packaged with the filter material of coarse filtration system and the RO film filtering material of smart filtering system, and offer water-in, condensed water water outlet and the pure water water outlet that is connected with corresponding adapter in the bottom of filter housing.

8. water purification machine according to claim 7, it is characterized in that being laid with some stiffening webs along even circumferential on the exterior side surface of described filter housing and the bottom margin, the rear portion of described base is provided with one for the boss of placing filter housing, the upper limb of described boss is distributed with some grooves corresponding with stiffening web, offer some inner groovies on the upper limb of described filter housing, the inside top of described body is provided with the convex tendon corresponding with inner groovy, described filter housing is erected on the boss of base, the convex tendon of the groove by stiffening web and boss, inner groovy and body cooperate the location.

9. water purification machine according to claim 1, it is characterized in that described filtering system also comprises a preposition PP filter core, described preposition PP filter core is provided with source water water-in, described entering water electromagnetic valve is located between preposition PP filter core and the booster water pump, and the other end of described booster water pump links to each other with the water-in of filtering system; The lower position that is positioned at the body step surface on the described base offers a pilot hole, the head of described preposition PP filter core is inserted in this pilot hole, inversion is installed on the base, described booster water pump is arranged at the mid-way of base, and described entering water electromagnetic valve and Wastewater by Electric magnet valve are located at respectively on the base, the both sides of booster water pump.

10. water purification machine according to claim 3, the lower end that it is characterized in that described body is provided with the cramp involutory with base, the over top of body is provided with dust guard, and the front portion of described body is provided with display screen, and the base sidepiece of described boss one side is provided with the dividing plate joint.