CN211602328U - Drain valve air tightness detection device and washing machine drain valve air tightness detection device thereof - Google Patents
Drain valve air tightness detection device and washing machine drain valve air tightness detection device thereof Download PDFInfo
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- CN211602328U CN211602328U CN201922249936.9U CN201922249936U CN211602328U CN 211602328 U CN211602328 U CN 211602328U CN 201922249936 U CN201922249936 U CN 201922249936U CN 211602328 U CN211602328 U CN 211602328U
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Abstract
The drain valve air tightness detection device comprises a support seat for bearing the drain valve and a display assembly, wherein the drain valve is provided with a water inlet and a water outlet, the support seat is provided with a stop block, the support seat is also provided with a pushing assembly, the pushing assembly comprises a push rod, the push rod is provided with an air inlet, an air inlet channel is arranged in the push rod, one end of the push rod is provided with an air outlet, the air inlet channel and the air outlet are sequentially communicated, and the outer surface of the air outlet is provided with; the drain valve is placed on the supporting seat and is in a detection state, the drain valve part is contacted with the stop block, the pushing assembly drives the push rod to drive the sealing piece to block the drain outlet of the drain valve, the drain outlet is communicated with the gas outlet, and outside gas enters the drain valve through the gas inlet, the gas inlet channel, the gas outlet and the drain outlet of the push rod. The utility model has the characteristics of simple structure, the processing ease, efficient and good reliability etc.
Description
Technical Field
The utility model relates to an air tightness detection device, concretely relates to drain valve air tightness detection device and washing machine drain valve air tightness detection device thereof.
Background
The drainage valve body subassembly that present rotary drum washing machine used does not carry out solitary gas tightness when the installation and detects, just seals the water and detects along with the complete machine after the complete machine is assembled, and this kind of complete machine detection mode is inefficient, and the operation is complicated to leak easily and examine, the reliability is low, if detect unqualified drainage valve body when, need independently dismantle the drainage valve body, and reinstallate the drainage valve body, still need detect again, complex operation.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a detect rational in infrastructure, detection efficiency is higher, detect nimble swift, effectively detect drain valve gas tightness detection device and washing machine drain valve gas tightness detection device of drain valve body gas tightness ability to overcome the weak point among the prior art.
The device for detecting the air tightness of the drain valve comprises a supporting seat for supporting the drain valve and a display assembly for displaying the air tightness of the drain valve, wherein the drain valve is provided with a water inlet and more than one water outlet; the drain valve is placed on the supporting seat and is in the detection state, and drain valve part and dog contact promote subassembly drive push rod and drive the outlet of sealing member shutoff drain valve, and this outlet and gas outlet intercommunication, and in external gas got into the drain valve toward the air inlet of push rod, inlet channel, gas outlet, outlet to make display module acquire the sealed pressure value of drain valve under the detection state.
The pushing assembly and the stop block clamp the drain valve on the supporting seat. The drain valve portion contacts the stopper to seal the drain valve against gas leakage.
The display component comprises a display screen or a pressure gauge.
The supporting seat is provided with a supporting block, and the supporting block is provided with a concave position for supporting the valve body seat.
The washing machine drain valve air tightness detection device comprises the drain valve air tightness detection device, the washing machine drain valve comprises a drain valve seat, the drain valve seat is provided with a first valve seat water outlet, a second valve seat water outlet and a valve seat water inlet, a drain valve core is arranged in the drain valve seat, a drain pull rod is arranged in the drain valve core, a pushing assembly comprises a sealing cylinder and an inflating cylinder, a first sealing piece is arranged at one end of a piston rod of the sealing cylinder, an inflating opening is arranged on a piston rod of the inflating cylinder, an inflating channel is arranged in the piston rod of the inflating cylinder, an opening part is arranged at one end of the piston rod of the inflating cylinder, a second sealing piece is arranged on the outer surface of the opening part, the washing machine drain valve is placed on a support seat and is in a detection state, the drain pull rod is in contact with a stop block, the piston rod of the sealing, the water inlet of the blocking valve seat is communicated with the first valve seat water outlet and the second valve seat water outlet, the piston rod of the inflating cylinder drives the second sealing element to block the second valve seat water outlet, the second valve seat water outlet is communicated with the opening, and outside air enters the washing machine drain valve through the inflating port, the inflating channel, the opening and the second valve seat water outlet, so that the display assembly obtains the sealing pressure value of the washing machine drain valve in a detection state.
The drainage valve seat is provided with a drainage valve cover corresponding to the drainage valve core, the drainage pull rod penetrates through the drainage valve cover, the two ends of the drainage valve core are respectively provided with a first valve core sealing end and a second valve core sealing end, the first valve core sealing end is in contact with the inner wall of the drainage valve cover, and the second valve core sealing end is in contact with the wall surface of the drainage valve seat.
The outer surface of the drainage valve core is provided with a drainage spring, and the drainage pull rod drives the drainage valve core to extrude the drainage spring in the drainage valve seat by pressing the drainage pull rod.
The utility model discloses a detection device aerifys the detection to the drain valve body to demonstrate specific atmospheric pressure on the display module and detect numerical value, can audio-visual sealing performance who demonstrates the subassembly, thereby whether the sealing performance who detects the drain valve body fast accords with installation operation requirement, reduces the complete machine and detects the degree of difficulty and reprocesses the rate. The device has the characteristics of simple structure, easy operation, high efficiency, strong reliability and the like.
Drawings
Fig. 1 is the cross-sectional structure diagram of the device for detecting the air tightness of the drain valve according to an embodiment of the present invention.
Fig. 2 is an enlarged view of a portion a in fig. 1.
Fig. 3 is a schematic view of a three-dimensional structure of a device for detecting air tightness of a drain valve of a washing machine according to an embodiment of the present invention.
Fig. 4 is a schematic cross-sectional structure view of the device for detecting air tightness of the drain valve of the washing machine according to an embodiment of the present invention.
Fig. 5 is an enlarged view of a portion of the structure of fig. 4.
Fig. 6 is a schematic cross-sectional view of a drain valve of a washing machine according to an embodiment of the present invention.
In the figure, 1 is a drain valve, 2 is a sealing cylinder, 2.1 is a first sealing element, 3 is a display screen, 4 is an inflation cylinder, 4.1 is an inflation inlet, 4.2 is a second sealing element, 5 is a washing machine drain valve, 5.1 is a drain valve cover, 5.2 is a drain valve core, 5.3 is a drain spring, 5.4 is a drain pull rod, 5.5 is a first valve core sealing end, 5.6 is a drain valve seat, 5.7 is a second valve core sealing end, 5.8 is a valve seat water inlet, 5.9 is a first valve seat water outlet, 5.10 is a second valve seat water outlet, 6 is a stop block, 7 is a support seat, 7.1 is a support block, 8 is a push rod, 8.1 is an air inlet, 8.2 is an air inlet channel, 8.3 is an air outlet, and 8.4 is a sealing ring.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples.
Referring to fig. 1-2, a drain valve gas tightness detection device, includes the supporting seat 7 of bearing drain valve 1 to and show the display module of drain valve 1 gas tightness, and drain valve 1 is equipped with water inlet and more than one outlet, its characterized in that: a stop block 6 is arranged on the supporting seat 7, a pushing assembly is further arranged on the supporting seat 7, the pushing assembly comprises more than one push rod 8, an air inlet 8.1 is formed in the outer surface of the push rod 8, an air inlet channel 8.2 is formed in the push rod 8, an air outlet 8.3 is formed in one end of the push rod, the air inlet 8.1, the air inlet channel 8.2 and the air outlet 8.3 are sequentially communicated, and a sealing ring 8.4 is arranged on the outer surface of the air outlet 8.3; drain valve 1 places on supporting seat 7 and is in under the detection state, and drain valve 1 part and dog 6 contact promote subassembly drive push rod and drive the outlet of sealing member shutoff drain valve 1, and this outlet and gas outlet 8.3 intercommunication, and external gas gets into in drain valve 1 toward air inlet 8.1, inlet channel 8.2, gas outlet 8.3, the outlet of push rod 8 to make the display module acquire the sealed pressure value of drain valve 1 under the detection state.
The display component comprises a display screen 3 or a pressure gauge.
The supporting seat 7 is provided with a supporting block 7.1, and the supporting block 7.1 is provided with a concave position for supporting the valve body seat.
Referring to fig. 3-6, a washing machine drain valve air tightness detection device comprises the above drain valve air tightness detection device, a washing machine drain valve 5 comprises a drain valve seat 5.6, the drain valve seat 5.6 is provided with a first valve seat water outlet 5.9, a second valve seat water outlet 5.10 and a valve seat water inlet 5.8, a drain valve core 5.2 is arranged in the drain valve seat 5.6, a drain pull rod 5.4 is arranged in the drain valve core 5.2, a pushing assembly comprises a sealing cylinder 2 and an inflating cylinder 4, one end of a piston rod of the sealing cylinder 2 is provided with a first sealing element 2.1, a piston rod of the inflating cylinder 4 is provided with an inflating port 4.1, a piston rod of the inflating cylinder 4 is provided with an inflating channel, one end of the piston rod of the inflating cylinder 4 is provided with an opening part, the outer surface of the opening part is provided with a second sealing element 4.2, the washing machine drain valve 5, the piston rod of the sealing cylinder 2 drives the first sealing element 2.1 to block the first valve seat water outlet 5.9, the water discharging pull rod 5.4 drives the water discharging valve core 5.2 to move towards the valve seat water inlet 5.8 direction in the water discharging valve seat 5.6 so as to block the valve seat water inlet 5.8 to communicate the first valve seat water outlet 5.9 and the second valve seat water outlet 5.10, the piston rod of the inflating cylinder 4 drives the second sealing element 4.2 to block the second valve seat water outlet 5.10, the second valve seat water outlet 5.10 is communicated with the opening part, and outside air enters the washing machine water discharging valve 5 through the inflating port 4.1, the inflating channel, the opening part and the second valve seat water outlet 5.10 so as to enable the display assembly to obtain the sealing pressure value of the washing machine water discharging valve.
The drainage valve seat 5.6 is provided with a drainage valve cover 5.1 corresponding to the drainage valve core 5.2, the drainage pull rod 5.4 penetrates through the drainage valve cover 5.1, the two ends of the drainage valve core 5.2 are respectively provided with a first valve core sealing end 5.5 and a second valve core sealing end 5.7, the first valve core sealing end 5.5 is in contact with the inner wall of the drainage valve cover 5.1, and the second valve core sealing end 5.7 is in contact with the wall surface of the drainage valve seat 5.6.
The outer surface of the drainage valve core 5.2 is provided with a drainage spring 5.3, and the drainage pull rod 5.4 drives the drainage valve core 5.2 to extrude the drainage spring 5.3 in the drainage valve seat 5.6 by pressing the drainage pull rod 5.4.
Specifically, the method comprises the following steps:
the method comprises the steps that an installed washing machine drain valve 5 is placed on a supporting seat 7, a water drain pull rod 5.4 is blocked by a stop block 6, a sealing cylinder 2 pushes a first sealing piece 2.1 to seal a first valve seat drain opening 5.9 during detection, an inflation cylinder 4 pushes a second sealing piece 4.2 to seal a second valve seat drain opening 5.10 during detection, an inflation inlet 4.1 is formed in a piston rod of the inflation cylinder 4, gas with set pressure values enters the washing machine drain valve 5 from the inflation inlet 4.1, a drain valve core 5.2 seals the gas inside the washing machine drain valve body 5 through a first valve core sealing end 5.5 and a second valve core sealing end 5.7, the gas pressure in the washing machine drain valve body 5 does not exceed the set allowable pressure value drop deviation within set time, namely detection is qualified, and all the pressure values are displayed on a display screen 3 to facilitate reading and judgment.
The foregoing is a preferred embodiment of the present invention showing and describing the basic principles, main features and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are intended to illustrate the principles of the invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention, and the scope of the invention is to be protected. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a drain valve gas tightness detection device, includes supporting seat (7) of bearing drain valve (1) to and show the display module of drain valve (1) gas tightness, drain valve (1) are equipped with water inlet and more than one outlet, its characterized in that: a stop block (6) is arranged on the supporting seat (7), a pushing assembly is further arranged on the supporting seat (7), the pushing assembly comprises more than one push rod (8), an air inlet (8.1) is formed in the outer surface of the push rod (8), an air inlet channel (8.2) is formed in the push rod (8), an air outlet (8.3) is formed in one end of the push rod, the air inlet (8.1), the air inlet channel (8.2) and the air outlet (8.3) are sequentially communicated, and a sealing ring (8.4) is arranged on the outer surface of the air outlet (8.3); drain valve (1) is placed on supporting seat (7) and is in under the detection state, drain valve (1) part and dog (6) contact, promote subassembly drive push rod and drive the outlet of sealing member shutoff drain valve (1), and this outlet and gas outlet (8.3) intercommunication, outside gas is toward air inlet (8.1) of push rod (8), inlet channel (8.2), gas outlet (8.3), the outlet gets into in drain valve (1), so that the display module acquires the sealed pressure value of drain valve (1) under the detection state.
2. The drain valve airtightness detection apparatus according to claim 1, characterized in that: the display component comprises a display screen (3) or a pressure gauge.
3. The drain valve airtightness detection apparatus according to claim 1, characterized in that: the supporting seat (7) is provided with a supporting block (7.1), and the supporting block (7.1) is provided with a concave position for supporting the valve body seat.
4. The utility model provides a washing machine drain valve gas tightness detection device, includes claim 1 drain valve gas tightness detection device, washing machine drain valve (5) are equipped with first disk seat outlet (5.9), second disk seat outlet (5.10) and disk seat water inlet (5.8) including drainage disk seat (5.6), are equipped with drainage case (5.2) in drainage disk seat (5.6), are equipped with drainage pull rod (5.4), its characterized in that in drainage case (5.2): the pushing assembly comprises a sealing cylinder (2) and an inflating cylinder (4), one end of a piston rod of the sealing cylinder (2) is provided with a first sealing element (2.1), the piston rod of the inflating cylinder (4) is provided with an inflating opening (4.1), an inflating channel is arranged in the piston rod of the inflating cylinder (4), one end of the piston rod of the inflating cylinder (4) is provided with an opening part, the outer surface of the opening part is provided with a second sealing element (4.2), a washing machine drain valve (5) is placed on a supporting seat (7) and is in a detection state, a drain pull rod (5.4) is contacted with a stop block (6), the piston rod of the sealing cylinder (2) drives the first sealing element (2.1) to block a first valve seat drain opening (5.9), the drain pull rod (5.4) drives a drain valve core (5.2) to move towards a valve seat water inlet (5.8) in a drain valve seat (5.6), and the first valve seat water inlet (5.8) is separated to, 5.10), the piston rod of aerifing cylinder (4) drives second sealing member (4.2) shutoff second valve seat outlet (5.10), second valve seat outlet (5.10) and opening intercommunication, and external gas gets into washing machine drain valve (5) toward inflation inlet (4.1), inflation channel, opening, second valve seat outlet (5.10) in to make the display module obtain the sealed pressure value of washing machine drain valve (5) under the detection state.
5. The airtightness detection apparatus for the drain valve of the washing machine according to claim 4, wherein: drainage disk seat (5.6) are equipped with drainage valve gap (5.1) corresponding drainage case (5.2), and drainage valve gap (5.1) is run through in drainage pull rod (5.4), and the both ends of drainage case (5.2) are equipped with first case sealed end (5.5) and second case sealed end (5.7) respectively, and first case sealed end (5.5) and drainage valve cover (5.1) inner wall contact, the wall of second case sealed end (5.7) contact drainage disk seat (5.6).
6. The airtightness detection apparatus for the drain valve of the washing machine according to claim 5, wherein: the outer surface of the drainage valve core (5.2) is provided with a drainage spring (5.3), and the drainage pull rod (5.4) drives the drainage valve core (5.2) to extrude the drainage spring (5.3) in the drainage valve seat (5.6) by pressing the drainage pull rod (5.4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922249936.9U CN211602328U (en) | 2019-12-13 | 2019-12-13 | Drain valve air tightness detection device and washing machine drain valve air tightness detection device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922249936.9U CN211602328U (en) | 2019-12-13 | 2019-12-13 | Drain valve air tightness detection device and washing machine drain valve air tightness detection device thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211602328U true CN211602328U (en) | 2020-09-29 |
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ID=72592592
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922249936.9U Active CN211602328U (en) | 2019-12-13 | 2019-12-13 | Drain valve air tightness detection device and washing machine drain valve air tightness detection device thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211602328U (en) |
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2019
- 2019-12-13 CN CN201922249936.9U patent/CN211602328U/en active Active
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