CN220910627U - Novel condensate drain valve - Google Patents
Novel condensate drain valve Download PDFInfo
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- CN220910627U CN220910627U CN202322563330.9U CN202322563330U CN220910627U CN 220910627 U CN220910627 U CN 220910627U CN 202322563330 U CN202322563330 U CN 202322563330U CN 220910627 U CN220910627 U CN 220910627U
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- iron core
- drain valve
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 25
- 238000007789 sealing Methods 0.000 claims abstract description 15
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 230000007547 defect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 6
- 239000012535 impurity Substances 0.000 description 4
- 238000001914 filtration Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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Abstract
The utility model discloses a novel condensate drain valve, and aims to solve the defects that a drain valve in the prior art is easy to block and has small drainage amount. The utility model solves the technical problems by the following technical proposal: comprising the following steps: a valve seat is arranged in the valve body, an outlet channel is arranged on the valve seat, and an inlet channel is arranged on the outer side wall of the valve body; a piston is arranged in the cylinder body and matched with the inner side wall of the cylinder body, and a valve head matched with the valve seat is arranged at the bottom of the piston; a piston channel is arranged in the piston; the electromagnetic assembly comprises a movable iron core, a first spring is arranged at one end of the movable iron core, a sealing plug is arranged at the other end of the movable iron core, the sealing plug is arranged at the top end of the piston channel, and the first spring pushes the movable iron core to move towards the piston channel; the electromagnetic assembly is matched with the piston to form a first chamber, the periphery of the valve seat is matched with the piston to form a second chamber, and the piston is provided with a valve hole communicated with the first chamber and the second chamber; one side of the valve hole, which is close to the first chamber, is provided with a filter screen.
Description
Technical Field
The utility model relates to the technical field of drainage valves, in particular to a novel condensate drainage valve.
Background
At present, compressed air and boiler gas generate a large amount of condensate in the production and conveying processes, the condensate can increase resistance, block pipelines, occupy volume, corrode pipelines and consume kinetic energy, and the problems can be thoroughly radically solved only by timely discharging.
Disclosure of utility model
The utility model mainly aims to provide a novel condensate drain valve, and aims to solve the defects that the drain valve in the prior art is easy to block and has small drainage amount.
In order to achieve the above object, the present utility model provides a novel condensate drain valve comprising:
The valve body is internally provided with a valve seat, the bottom of the valve seat is provided with an outlet channel, and the outer side wall of the valve body is provided with an inlet channel;
The cylinder body is internally provided with a piston which is matched with the inner side wall of the cylinder body, and the bottom of the piston is provided with a valve head matched with the valve seat; a piston channel is arranged in the piston;
The electromagnetic assembly comprises a movable iron core, a first spring is arranged at one end of the movable iron core, a sealing plug is arranged at the other end of the movable iron core, the sealing plug is arranged at the top end of the piston channel, and the first spring pushes the movable iron core to move towards the piston channel;
The electromagnetic assembly is matched with the piston to form a first chamber, the periphery of the valve seat is matched with the piston to form a second chamber, and the piston is provided with a valve hole communicated with the first chamber and the second chamber; one side of the valve hole, which is close to the first chamber, is provided with a filter screen.
In the utility model, the piston is designed in the drain valve, and the opening and closing of the drain valve are controlled by the movement of the piston, so that the flow for controlling the opening and closing is larger, the enduring pressure is higher, and the drain valve is effectively prevented from being blocked due to the large movement distance of the piston; in addition, the filter screen is designed on the inner piston of the drain valve, so that the problem that the drain valve is invalid due to the blockage of the valve hole can be solved; the valve hole is designed in the drain valve, and the small-caliber air pressure of the valve mouth is controlled, so that the control of the large-caliber drainage amount by the small-caliber air quantity can be realized, and the small-volume large-drainage amount can be realized. Therefore, the utility model has the advantages of simple structure, difficult occurrence of blockage and large drainage.
Further, the piston comprises an outer cylinder body and an inner cylinder body, and the inner cylinder body is connected with the outer cylinder body through a connecting ring; the piston channel is arranged in the center of the inner cylinder body in a penetrating way; the valve hole penetrates through the side wall of the connecting ring; the filter screen is sleeved on the circumferential direction of the outer side wall of the inner cylinder body.
Further, the filter screen is round table type, and the center of the filter screen is provided with a mounting hole, and the mounting hole is arranged on the outer side wall of the inner cylinder.
Further, the mounting hole is rotatably arranged on the outer side wall of the inner cylinder, an upper limit ring and a lower limit ring are respectively arranged at two ends of the outer side wall of the inner cylinder in the length direction, and the filter screen is arranged between the upper limit ring and the lower limit ring; the lateral wall of filter screen is provided with the pterygoid lamina.
Further, the electromagnetic assembly further comprises a guide head, a guide hole is formed in the end portion of the guide head, and the movable iron core is arranged in the guide hole; the periphery of the guide head is sleeved with a coil; the first spring is abutted between the bottom of the pilot hole and the movable iron core.
Further, the end surfaces at the two ends of the cylinder body are respectively connected with the electromagnetic assembly and the valve body; the end surfaces at two ends of the cylinder body are provided with mounting grooves, and sealing rings are arranged in the mounting grooves.
Further, a chute is arranged on the outer side wall of the piston.
Further, a second spring is abutted between the piston and the electromagnetic assembly, and the second spring pushes the piston to move towards the valve seat.
The utility model has the following advantages:
(1) The piston is arranged in the drain valve, the opening and closing of the drain valve are controlled through the movement of the piston, and the movement distance of the piston is large, so that the flow for controlling the opening and closing is larger, the enduring pressure is higher, and the drain valve is effectively prevented from being blocked;
(2) The outer side wall of the piston is provided with a sliding groove, so that the action is more flexible, and the structure is simple;
(3) The filter screen is designed on the piston in the drain valve, so that the problem that the drain valve is invalid due to the blockage of the valve hole can be solved;
(4) The valve hole is formed in the drain valve, and the small-caliber air pressure of the valve mouth is controlled, so that the control of the large-caliber drainage amount by the small-caliber air quantity can be realized, and the small-volume large-drainage amount can be realized;
(5) The pilot head and the coil are designed in the drain valve, and the control is simple and reliable.
Drawings
Fig. 1 is a schematic view showing a closing state structure of a drain valve of the present utility model;
fig. 2 is a schematic view showing an opened state structure of the drain valve of the present utility model;
FIG. 3 is a schematic view of another embodiment of the present utility model;
The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.
Detailed Description
It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
Example 1: referring to fig. 1 to 2, a novel condensate drain valve comprises a valve body 7, a cylinder 14 and an electromagnetic assembly which are in sealing connection and match in sequence from bottom to top.
The valve body is internally provided with a valve seat 6 which is annular and protrudes upwards, the center of the bottom of the valve seat is provided with an outlet channel 8, and the outer side wall of the valve body is provided with an inlet channel 16.
A piston 13 is arranged in the cylinder body, and the end surfaces at the two ends of the cylinder body are respectively connected with the electromagnetic assembly and the valve body; the end surfaces at the two ends of the cylinder body are respectively provided with a mounting groove, and sealing rings 21 are arranged in the mounting grooves.
The piston comprises an outer cylinder 25 and an inner cylinder 26, and the inner cylinder is connected with the outer cylinder through a connecting ring 27; the connecting ring is provided with a valve hole 3 in a penetrating way, the outer side wall of the outer cylinder body of the piston is matched with the inner side wall of the cylinder body, and a sliding groove 19 is arranged in the circumferential direction of the outer side wall of the outer cylinder body; the axis of the inner cylinder body is provided with a piston channel in a penetrating way. The bottom end of the piston channel is provided with a valve head 5 matched with the valve seat, the valve head is fixedly connected with the bottom of the piston channel through a bolt 15, and the center of the bolt is provided with a bolt through hole in a penetrating way; the top end of the piston channel is a valve mouth 18.
The electromagnetic assembly mainly comprises a movable iron core 11, a first spring 10 is arranged at one end of the movable iron core, a sealing plug 12 is arranged at the other end of the movable iron core, the sealing plug is arranged at the top end of the piston channel, and the first spring pushes the movable iron core to move towards the piston channel, so that the sealing plug is matched with the valve mouth to plug the piston channel.
The electromagnetic assembly is matched with the piston to form a first chamber 17, the periphery of the valve seat is matched with the piston to form a second chamber 20, and the valve hole is communicated with the first chamber and the second chamber; the side of the valve hole, which is close to the first chamber, is provided with a filter screen 4. The filter screen is round platform type, and the center of filter screen is provided with the mounting hole, and the mounting hole cover is established on the lateral wall of interior barrel.
The electromagnetic assembly further comprises a pilot head 9, a pilot hole is formed in the end portion of the pilot head, and the movable iron core is arranged in the pilot hole; the periphery of the guide head is sleeved with a coil 1; the first spring is abutted between the bottom of the pilot hole and the movable iron core.
In addition, a second spring 2 is abutted between the piston and the electromagnetic assembly, and two ends of the second spring are respectively abutted with the guide head and the connecting ring, so that the second spring continuously pushes the piston to move towards the direction of the valve seat.
The working principle of this embodiment is as follows: mainly comprises two processes, namely an opening process and a closing process.
The opening process comprises the following steps: as shown in fig. 1, under the condition that a coil on the drain valve is electrified, magnetic force is generated to attract a movable iron core in the pilot head, the movable iron core overcomes the elastic force of a first spring to drive a sealing plug to move upwards, and a valve mouth at the top end of a piston channel is opened; the first chamber releases pressure into the outlet passage through the piston passage, so that the pressure in the first chamber is lower than the pressure in the second chamber, the pressure in the second chamber pushes the piston to move upwards against the elastic force of the second spring, the valve head is separated from the valve seat, and condensate flows into the inlet passage and is discharged to the outlet passage through the space between the valve seat and the valve head.
Closing: as shown in fig. 2, when the coil on the drain valve cuts off the power, the magnetic force disappears. The movable iron core in the guide head moves downwards under the action of the elastic force of the first spring to drive the sealing plug to close the valve mouth at the upper end of the piston channel, and the second cavity releases pressure to the first cavity through the valve hole to finally reach balance; the pressure in the first chamber is higher than the pressure at the outlet, the piston moves downwards and drives the valve head to press the valve seat, and the drain valve is closed. When the second chamber releases pressure to the first chamber through the valve hole, condensate at the moment enters the valve hole and is filtered by the filter screen, so that impurities in the condensate can be prevented from blocking the valve hole; and the filter screen sets up into round platform form, and the excircle mesa that the slope set up can make better to impurity filtration's effect.
The utility model has the following beneficial effects:
(1) The piston is designed in the drain valve, the drain valve is controlled to be opened and closed through the movement of the piston, and the flow for controlling the opening and closing is larger due to the large movement distance of the piston, the tolerant pressure is higher, and the drain valve is effectively prevented from being blocked.
(2) The outer side wall of the piston is provided with a sliding groove, so that the movement is more flexible, and the structure is simple.
(3) The filter screen is designed on the piston inside the drain valve, so that the problem that the drain valve fails due to blockage of the valve hole can be solved.
(4) The valve hole is designed in the drain valve, and the small-caliber air pressure of the valve mouth is controlled, so that the control of the large-caliber drainage amount by the small-caliber air quantity can be realized, and the small-volume large-drainage amount can be realized.
(5) The pilot head and the coil are designed in the drain valve, and the control is simple and reliable.
Example 2: referring to fig. 1 to 3, the present embodiment is similar to embodiment 1 in structure, except that the mounting hole is rotatably provided on the outer sidewall of the inner cylinder, both ends of the outer sidewall of the inner cylinder in the length direction are respectively provided with an upper limit ring 22 and a lower limit ring 23, and the filter screen is provided between the upper limit ring and the lower limit ring; the lateral wall of filter screen is provided with pterygoid lamina 24, and the pterygoid lamina is provided with four in this embodiment, and four pterygoid lamina evenly distributed are on the filter screen outside.
In the embodiment 1, the filter screen is fixedly arranged on the piston, and the position of the valve hole is the position where condensate mainly flows, so that impurities on the filter screen close to the position of the valve hole are more, and impurities on other positions of other filter screens are less; therefore, the filter screen is rotatably arranged on the outer side wall of the inner cylinder body in the embodiment, so that condensate can be contacted with the wing plates when flowing, the filter screen can rotate, the filtering function of the filter screen can be fully utilized, and the filtering effect can be kept optimal.
The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes using the descriptions and drawings of the present utility model or directly or indirectly applied to other related technical fields are included in the scope of the utility model.
Claims (8)
1. A novel condensate drain valve, comprising:
The valve body is internally provided with a valve seat, the bottom of the valve seat is provided with an outlet channel, and the outer side wall of the valve body is provided with an inlet channel;
The cylinder body is internally provided with a piston which is matched with the inner side wall of the cylinder body, and the bottom of the piston is provided with a valve head matched with the valve seat; a piston channel is arranged in the piston;
The electromagnetic assembly comprises a movable iron core, a first spring is arranged at one end of the movable iron core, a sealing plug is arranged at the other end of the movable iron core, the sealing plug is arranged at the top end of the piston channel, and the first spring pushes the movable iron core to move towards the piston channel;
The electromagnetic assembly is matched with the piston to form a first chamber, the periphery of the valve seat is matched with the piston to form a second chamber, and the piston is provided with a valve hole communicated with the first chamber and the second chamber; one side of the valve hole, which is close to the first chamber, is provided with a filter screen.
2. The novel condensate drain valve according to claim 1, wherein the piston comprises an outer cylinder and an inner cylinder, and the inner cylinder and the outer cylinder are connected through a connecting ring; the piston channel is arranged in the center of the inner cylinder body in a penetrating way; the valve hole penetrates through the side wall of the connecting ring; the filter screen is sleeved on the circumferential direction of the outer side wall of the inner cylinder body.
3. The novel condensate drain valve as claimed in claim 2, wherein the filter screen is a circular truncated cone, a mounting hole is provided at a center of the filter screen, and the mounting hole is provided on an outer sidewall of the inner cylinder.
4. The novel condensate drain valve according to claim 3, wherein the mounting hole is rotatably arranged on the outer side wall of the inner cylinder, an upper limit ring and a lower limit ring are respectively arranged at two ends of the outer side wall of the inner cylinder in the length direction, and the filter screen is arranged between the upper limit ring and the lower limit ring; the lateral wall of filter screen is provided with the pterygoid lamina.
5. The novel condensate drain valve according to any one of claims 1 to 4, wherein the electromagnetic assembly further comprises a pilot head, the end of the pilot head is provided with a pilot hole, and the movable iron core is arranged in the pilot hole; the periphery of the guide head is sleeved with a coil; the first spring is abutted between the bottom of the pilot hole and the movable iron core.
6. The novel condensate drain valve according to any one of claims 1 to 4, wherein end surfaces at both ends of the cylinder are connected to the electromagnetic assembly and the valve body, respectively; the end surfaces at two ends of the cylinder body are provided with mounting grooves, and sealing rings are arranged in the mounting grooves.
7. A novel condensate drain valve according to any one of claims 1 to 4, wherein the outer side wall of the piston is provided with a chute.
8. A novel condensate drain valve according to any one of claims 1 to 4, wherein a second spring is in abutment between the piston and the solenoid assembly, the second spring urging the piston in a direction towards the valve seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322563330.9U CN220910627U (en) | 2023-09-20 | 2023-09-20 | Novel condensate drain valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322563330.9U CN220910627U (en) | 2023-09-20 | 2023-09-20 | Novel condensate drain valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220910627U true CN220910627U (en) | 2024-05-07 |
Family
ID=90905650
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322563330.9U Active CN220910627U (en) | 2023-09-20 | 2023-09-20 | Novel condensate drain valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220910627U (en) |
-
2023
- 2023-09-20 CN CN202322563330.9U patent/CN220910627U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |