CN208736636U - Water basin dish-washing machine bottom leakage detection apparatus - Google Patents
Water basin dish-washing machine bottom leakage detection apparatus Download PDFInfo
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- CN208736636U CN208736636U CN201821120581.2U CN201821120581U CN208736636U CN 208736636 U CN208736636 U CN 208736636U CN 201821120581 U CN201821120581 U CN 201821120581U CN 208736636 U CN208736636 U CN 208736636U
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- washing machine
- dish
- pipeline
- detection apparatus
- water basin
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Abstract
A kind of water basin dish-washing machine bottom leakage detection apparatus, it is characterized by comprising braced frame (1), sealing plate (3), gas source (5), control cabinet (10), first pressure sensor (71) and second pressure sensor (72), sealing plate (3) periphery is equipped with the sealing ring (31) that can be inflated, gas source (5) is connected separately with the first pipeline (91) being passed into dish-washing machine groove body (100) to be measured and the second pipeline (92) being passed into aforementioned seal circle (31), first pipeline (91) above-mentioned is equipped with the first proportioning valve (61), second pipeline (92) above-mentioned is equipped with the second proportioning valve (62).The utility model advantage is: the automatic control internal pressure of control cabinet is combined using high pressure gas pressurization, realize whether the quick detection of leak, overall structure is simple, and manufacture is easy, and production cost is low, easy to operate, and detection is accurate.
Description
Technical field
The utility model relates to a kind of detection device of air-tightness, which can be used for the detection of water basin dish-washing machine.
Background technique
Have disclosed in the water tank type dish-washing machine prior art very much, basic structure is groove body, set on groove body port
Cover board and the components such as the intracorporal spray arm of slot are set to, then cleaning to tableware, this kind of document are realized in the rotation for passing through spray arm
It can for the Chinese utility model patent " fruit-vegetable cleaner " of ZL201621100369.0, (Authorization Notice No. be with referenced patent number
CN206239254U)；It can be " a kind of to be used for fruit for the Chinese utility model patent of ZL201620830681.9 with referenced patent number
The spray arm and fruit-vegetable cleaner of vegetable cleaning " (Authorization Notice No. CN206120145U) etc..
To the air-tightness of groove body be directly related to whether leak, be have to before factory after testing one to program, mesh
Before, having detection device is that water pipe directly to dish-washing machine groove body fills pure water, fill it up with visually observe after groove body bottom whether leak, this
Kind leak detection mode is more traditional, and there are following deficiencies:
First, insufficient pressure after pure water is filled it up with, and static a period of time is needed just to can be carried out judgement, it is real because of hydraulic pressure deficiency
It is easy to happen and fails to judge in the operating process of border；
Second, pure water need to be filled by detecting groove body every time, and then static observation one minute bleeds off pure water, beat is long and wastes
Pure water, detection efficiency are low.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of the degree of automation for the above-mentioned state of the art
The accurate water basin dish-washing machine bottom leakage detection apparatus of high detection.
Another technical problem to be solved in the utility model is to provide a kind of water basin dish-washing machine bottom that detection efficiency is high
Portion's leakage detection apparatus.
Technical solution adopted by the utility model to solve the above technical problems is as follows: a kind of water basin dish-washing machine bottom leak detection dress
It sets, it is characterised in that including
Braced frame has the mounting base being arranged for dish-washing machine groove body；
Sealing plate, periphery are equipped with the sealing ring that can be inflated, and the port with dish-washing machine groove body to be measured can close fit；
Gas source is connected separately with and is passed into intracorporal first pipeline of dish-washing machine slot to be measured and is passed into aforementioned seal circle
Second pipeline, the first pipeline above-mentioned are equipped with the first proportioning valve, and the second pipeline above-mentioned is equipped with the second proportioning valve；
Control panel is connect with the first proportioning valve above-mentioned and the second proportional valve control；
First pressure sensor is connect with aforementioned control panel, for detecting air pressure in dish-washing machine groove body to be measured；And
Second pressure sensor is connect with aforementioned control panel, for detecting air pressure in sealing ring.
The outlet side of the gas source is equipped with oil removing and removes hydrotreater.The intracorporal water of gas and oil can be prevented to dish washer interior
Part is polluted and is destroyed.
For the ease of realizing the control of gas path on-off, first pipeline is equipped with the first electromagnetism connecting with control panel
Valve.Second pipeline is equipped with the second solenoid valve connecting with control panel.
In view of operating convenience, the braced frame is equipped with an elevating mechanism, which connect with sealing plate
And energy band dynamic sealing plate moves up and down.
Preferably, the elevating mechanism may include bracket, motor, lead screw and the nut being rotatably assorted with lead screw,
Aforementioned brackets are set in braced frame, the power output end of aforementioned lead screw and motor, and aforementioned nut is set on aforementioned connection frame simultaneously
It is rotatably assorted with lead screw above-mentioned, aforementioned connection frame can be set on lead screw above-mentioned up and down by nut, the sealing plate
Then connected in connection frame above-mentioned.Certainly, elevating mechanism can also realize lifting using cylinder or hydraulic cylinder mode.
Compared with the prior art, the advantages of the utility model are: combining the automatic of control cabinet using high pressure gas pressurization
Control internal pressure, realize whether the quick detection of leak, overall structure is simple, manufacture be easy, production cost is low, operation letter
Single, detection is accurate.When being hunted leak, a small amount of pure water is injected in dish-washing machine groove body first, is then inflated using dish-washing machine groove body
Sealing ring sealing note groove body, makes groove body form a seal chamber, the gas of certain pressure is then passed through to dish-washing machine groove body, is passed through
Control cabinet keep pressure it is constant, then observe dish-washing machine groove body bottom whether leak, detection cycle is short, in detection process only use
To a small amount of water, water resource can be saved.
Detailed description of the invention
Fig. 1 is embodiment surface structure schematic diagram.
Fig. 2 is gas piping structure schematic diagram in embodiment.
Fig. 3 is control principle block diagram in embodiment.
Fig. 4 is embodiment detecting state schematic diagram.
Fig. 5 is that part-structure has an X-rayed enlarged drawing in Fig. 4.
Fig. 6 is another detecting state of embodiment with reference to figure.
Specific embodiment
The utility model is described in further detail below in conjunction with figure embodiment.
As depicted in figs. 1 and 2, the water basin dish-washing machine bottom leakage detection apparatus in the present embodiment includes braced frame 1, sealing plate
3, gas source 5, control cabinet 10, first pressure sensor 71, second pressure sensor 72 and elevating mechanism 4.Braced frame 1, which has, to be supplied
The mounting base 11 that dish-washing machine groove body 100 is arranged.
3 periphery of sealing plate is equipped with the sealing ring 31 that can be inflated, and the port with dish-washing machine groove body 100 to be measured can close fit；
The sealing ring 31 of inflation can tilt or the inner wall of other uneven dish-washing machine groove bodies 100 is sealed contact, it is ensured that gas will not
Leakage.
Gas source 5 is connected separately with the first pipeline 91 being passed into dish-washing machine groove body 100 to be measured and is passed into sealing ring 31
The second interior pipeline 92, the first pipeline 91 are equipped with the first proportioning valve 61, and the second pipeline 92 is equipped with the second proportioning valve 62.
As shown in connection with fig. 3, control cabinet 10 and the control of the first proportioning valve 61 and the second proportioning valve 62 connect；First pressure sensing
Device 71 is connect with control cabinet 10, for detecting air pressure in dish-washing machine groove body 100 to be measured；Second pressure sensor 72 and control cabinet 10
Connection, for detecting air pressure in sealing ring 31.For the ease of realizing the control of gas path on-off, the first pipeline 91 is equipped with and control
The first solenoid valve 51 that case 10 connects, the second pipeline 92 are equipped with the second solenoid valve 52 connecting with control cabinet 10.
The outlet side of gas source 5 is equipped with oil removing and removes hydrotreater 6, and the intracorporal water of gas and oil can be prevented to dish washer interior zero
Part is polluted and is destroyed.
Elevating mechanism 4 is set in braced frame 1, which connect with sealing plate 3 and about 3 energy band dynamic sealing plate
It is mobile.Elevating mechanism 4 in the present embodiment includes bracket 46, motor 41, lead screw 42 and the nut 44 being rotatably assorted with lead screw 42,
Bracket 46 is set in braced frame 1, and 46 one end of bracket is equipped with bearing 43, one end of lead screw 42 and bearing 43 be rotatably assorted and with electricity
The power output end of machine 41, the other end are rotatably assorted with nut 44, and nut 44 is set on connection frame 2, and connection frame 2 passes through nut 44
It can be set on lead screw 42 up and down, sealing plate 3 is connect by more chains 21 with connection frame 2.
Elevating mechanism in the present embodiment can also realize lifting using cylinder or hydraulic cylinder mode, not reinflated here.
Air-channel system divides two-way, all the way gas from oil removing come out except hydrotreater 6 after through the first solenoid valve 51, then by the
It is sent into dish-washing machine groove body after one proportioning valve, 61 set pressure, first pressure sensor 71 outputs signals to control after detecting pressure
Case 10, control cabinet 10 control the pressure value of the first proportioning valve 61 according to the detected value of first pressure sensor 71 to keep washing the dishes
The sealing cavity pressure of trough body is stablized.
Another way gas removes after hydrotreater 6 comes out from oil removing through second solenoid valve 52, then adjusts by the second proportioning valve 62
Constant-pressure is sent into sealing ring 31, and second pressure sensor 72 detects the pressure value in sealing ring 31, this pressure value equally exports letter
Number arrive control cabinet 10, control cabinet 10 according to the detected value of second pressure sensor 72 control the second proportioning valve 62 pressure value to
Pressure in sealing ring 31 is kept to stablize.Control cabinet 10 mainly carries out logic control by programmable logic controller (PLC) PLC.
In conjunction with shown in Fig. 4 and Fig. 5, the leak hunting method of the present embodiment includes the following steps: dish-washing machine groove body 100 being placed in peace
It fills in the through-hole of seat 11 and is positioned, inject a small amount of pure water in dish-washing machine groove body 100, by the second pipeline 92 to sealing ring 31
Inflation, sealing plate 3 seal dish-washing machine groove body 100, make to form a seal chamber in dish-washing machine groove body 100, then pass through first
Pipeline 91 is passed through the gas of certain pressure to dish-washing machine groove body 100, keeps pressure constant by controller, then observes dish-washing machine
100 bottom of groove body whether leak, or by the pressure value measured of first pressure sensor 71 to determine whether gas leakage, to sentence
It is fixed whether leak.
The present embodiment can be separate unit production model, be also possible to flow line production mode (as indicated with 6), in mounting base 11
Assembly line 101 is placed in lower end, and both of which only need to can adjust support frame when switching by adjusting the cooperation hole location of different height
The height of frame.
Claims (6)
1. a kind of water basin dish-washing machine bottom leakage detection apparatus, it is characterised in that including
Braced frame (1) has the mounting base (11) being arranged for dish-washing machine groove body (100)；
Sealing plate (3), periphery are equipped with the sealing ring (31) that can be inflated, and closed can match with the port of dish-washing machine groove body (100) to be measured
It closes；
Gas source (5) is connected separately with the first pipeline (91) being passed into dish-washing machine groove body (100) to be measured and is passed into aforementioned close
The second pipeline (92) in seal (31), the first pipeline (91) above-mentioned are equipped with the first proportioning valve (61), the second pipe above-mentioned
Road (92) is equipped with the second proportioning valve (62)；
Control cabinet (10) is connected with the first proportioning valve (61) above-mentioned and the second proportioning valve (62) control；
First pressure sensor (71) is connect with aforementioned control cabinet (10), for detecting the interior gas of dish-washing machine groove body (100) to be measured
Pressure；And
Second pressure sensor (72) is connect with aforementioned control cabinet (10), for detecting sealing ring (31) interior air pressure.
2. water basin dish-washing machine bottom according to claim 1 leakage detection apparatus, it is characterised in that the outlet side of the gas source (5)
Hydrotreater (6) are removed equipped with oil removing.
3. water basin dish-washing machine bottom according to claim 1 leakage detection apparatus, it is characterised in that on first pipeline (91)
Equipped with the first solenoid valve (51) being connect with control cabinet (10).
4. water basin dish-washing machine bottom according to claim 1 leakage detection apparatus, it is characterised in that on second pipeline (92)
Equipped with the second solenoid valve (52) being connect with control cabinet (10).
5. water basin dish-washing machine bottom according to claim 1 leakage detection apparatus, it is characterised in that set on the braced frame (1)
There are an elevating mechanism (4), which connect with sealing plate (3) and energy band dynamic sealing plate (3) moves up and down.
6. water basin dish-washing machine bottom according to claim 5 leakage detection apparatus, it is characterised in that elevating mechanism (4) packet
Bracket (46), motor (41), lead screw (42) and the nut (44) being rotatably assorted with lead screw (42) are included, aforementioned brackets (46) are set to branch
On support frame frame (1), the power output end of aforementioned lead screw (42) and motor (41), aforementioned nut (44) is set on a connection frame (2)
And be rotatably assorted with lead screw above-mentioned (42), aforementioned connection frame (2) can be set to lead screw above-mentioned by nut (44) up and down
(42) on, the sealing plate (3) is then connected in connection frame above-mentioned (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821120581.2U CN208736636U (en) | 2018-07-10 | 2018-07-10 | Water basin dish-washing machine bottom leakage detection apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821120581.2U CN208736636U (en) | 2018-07-10 | 2018-07-10 | Water basin dish-washing machine bottom leakage detection apparatus |
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| Publication Number | Publication Date |
|---|---|
| CN208736636U true CN208736636U (en) | 2019-04-12 |
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ID=66027171
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821120581.2U Active CN208736636U (en) | 2018-07-10 | 2018-07-10 | Water basin dish-washing machine bottom leakage detection apparatus |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112414643A (en) * | 2019-08-21 | 2021-02-26 | 青岛海尔洗衣机有限公司 | Device for detecting sealing performance of water containing barrel of clothes treatment equipment |
-
2018
- 2018-07-10 CN CN201821120581.2U patent/CN208736636U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112414643A (en) * | 2019-08-21 | 2021-02-26 | 青岛海尔洗衣机有限公司 | Device for detecting sealing performance of water containing barrel of clothes treatment equipment |
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