CN211738619U - Valve body structure and inverted bucket type steam trap - Google Patents
Valve body structure and inverted bucket type steam trap Download PDFInfo
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- CN211738619U CN211738619U CN202020343337.3U CN202020343337U CN211738619U CN 211738619 U CN211738619 U CN 211738619U CN 202020343337 U CN202020343337 U CN 202020343337U CN 211738619 U CN211738619 U CN 211738619U
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Abstract
The utility model provides a valve body structure and inversion bucket type steam trap, the valve body structure includes: the valve body is internally limited with a cavity, the upper end of the cavity is provided with an opening communicated with the cavity, and the valve body is provided with an outflow cavity channel; the valve body is provided with a first cavity for arranging a filter screen, the first cavity extends along the vertical direction, and the valve body is provided with an inlet communicated with the upper end of the first cavity; the valve body is provided with a second cavity, the second cavity extends along the horizontal direction, the lower end of the first cavity is communicated with the right end of the second cavity, the left end of the second cavity is communicated with the bottom of the cavity, and a casting hole is formed in the position, corresponding to the lower end of the first cavity, of the bottom of the valve body. The filter screen is vertically arranged on the first cavity, so that the sand core in the cavity can be conveniently cleaned through the downward casting hole at the bottom, the casting process is relatively simple, the quality of the inner surface of the first cavity is obviously improved, the production rate is improved, and the cost is reduced.
Description
Technical Field
The utility model relates to a trap field, concretely relates to valve body structure and inversion bucket type steam trap.
Background
The inverted bucket type trap is a mechanical trap which works by utilizing the principle of lever and buoyancy according to the difference of steam and water density. Steam enters the inverted barrel to float the inverted barrel, the valve hole is closed, condensed water enters the drain valve to change the buoyancy of the barrel, the barrel sinks, and the valve hole is opened to discharge the condensed water. The existing inverted bucket drain valve with a built-in filter has the advantages that a filter screen is arranged at the bottom of a valve body, fluid flows into a vertical flow channel through an inlet, then the fluid flows into a horizontal flow channel for placing the filter screen, the fluid flows into the valve body after being filtered by the filter screen, and then the inverted bucket drain valve achieves the purpose of draining and blocking steam according to the working principle of the inverted bucket drain valve. However, because the inlet of the valve body is provided with the vertical section and the horizontal section which are continuous flow passages, when a valve body blank is cast, sand cores inside the inlet flow passages are not easy to clean, and the problems of poor surface quality and the like of the inlet flow passages are easy to occur due to the direction change, the wall thickness change and the shape change of the inlet flow passages.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a valve body structure and inversion bucket type steam trap.
In order to solve the technical problem, the utility model discloses a following technical scheme:
according to the utility model discloses valve body structure of first aspect embodiment, include:
the valve comprises a valve body, a cavity is limited in the valve body, an opening communicated with the cavity is formed in the upper end of the cavity, and an outflow cavity channel is formed in the valve body;
the valve body is provided with a first cavity for arranging a filter screen, the first cavity extends along the vertical direction, and the valve body is provided with an inlet communicated with the upper end of the first cavity;
be equipped with the second chamber on the valve body and say, the second chamber extends along the horizontal direction, the lower extreme that the first chamber was said with the right-hand member intercommunication that the second chamber was said, the left end that the second chamber was said with the bottom intercommunication of cavity, the bottom of valve body with the corresponding position of lower extreme that the first chamber was said is equipped with the casting hole.
The first cavity channel and the second cavity channel are respectively columnar.
Wherein a radial dimension of the first channel is greater than a radial dimension of the second channel.
Wherein an axis of the first channel is collinear with an axis of the casting hole.
According to the utility model discloses inversion bucket type steam trap of second aspect embodiment includes:
the valve body structure as described in the above embodiments;
the valve cover is internally defined with a passage with openings at two ends and is arranged at the top of the valve body, one end of the passage is communicated with the outflow cavity channel, and the other end of the passage is communicated with the cavity;
an inverted pontoon disposed in the chamber;
the valve clack is arranged at the opening position of the other end of the passage to conduct or close the opening of the other end of the passage;
one end of the connecting rod is connected with the floating barrel, and the other end of the connecting rod is connected with the valve clack;
the filter screen, the filter screen is established in the first chamber is said, the cast hole is equipped with the jam.
The filter screen is columnar, and the axis of the filter screen is collinear with the axis of the first cavity.
Wherein, one end of the connecting rod is connected with the top of the floating barrel.
The utility model discloses an above-mentioned technical scheme's beneficial effect as follows:
according to the utility model discloses the valve body structure, it has the cavity to inject in the valve body, the upper end of cavity be equipped with the opening of cavity intercommunication, be equipped with outflow chamber way on the valve body, be equipped with the first chamber way that is used for setting up the filter screen on the valve body, first chamber way extends along vertical direction, be equipped with on the valve body with the import of the upper end intercommunication of first chamber way, be equipped with the second chamber way on the valve body, the second chamber way extends along the horizontal direction, the lower extreme that first chamber was said with the right-hand member intercommunication that the second chamber was said, the left end that the second chamber was said with the bottom intercommunication of cavity, the bottom of valve body with the corresponding position of the lower extreme that first chamber was said is equipped with the cast hole. The filter screen is vertically arranged on the first cavity, so that the sand core in the cavity can be conveniently cleaned through the downward casting hole at the bottom, the casting process is relatively simple, the quality of the inner surface of the first cavity is obviously improved, the production rate is improved, and the cost is reduced. In addition, the filter screen can be installed through the casting hole, a preformed hole for installing the filter screen does not need to be additionally arranged, the preformed hole is omitted, and the process that the preformed hole is blocked by welding is avoided.
Drawings
Fig. 1 is a schematic structural diagram of a valve body structure according to an embodiment of the present invention;
FIG. 2 is a schematic view of an inverted bucket steam trap according to an embodiment of the present invention.
Reference numerals
A valve body 10; a chamber 11; flows out of the lumen 12; a first channel 13; a second channel 14; casting the hole 15;
a valve cover 20; a passage 21;
a float 30; a connecting pipe 31;
a valve flap 40;
a filter screen 60;
Detailed Description
In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined below to clearly and completely describe the technical solution of the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. All other embodiments, which can be derived from the description of the embodiments of the present invention by a person skilled in the art, are within the scope of the present invention.
The following describes the valve body structure according to the embodiment of the present invention.
As shown in fig. 1 and 2, the valve body structure according to the embodiment of the present invention includes a valve body 10, wherein a cavity 11 is defined in the valve body 10, an opening communicated with the cavity 11 is provided at an upper end of the cavity 11, and an outflow channel 12 is provided on the valve body 10; the valve body 10 is provided with a first cavity channel 13 for arranging a filter screen, the first cavity channel 13 extends along the vertical direction, and the valve body 10 is provided with an inlet communicated with the upper end of the first cavity channel 13; the valve body 10 is provided with a second cavity 14, the second cavity 14 extends along the horizontal direction, the lower end of the first cavity 13 is communicated with the right end of the second cavity 14, the left end of the second cavity 14 is communicated with the bottom of the cavity 11, and a casting hole 15 is formed in the position, corresponding to the lower end of the first cavity 13, of the bottom of the valve body 10.
That is to say, the valve body structure mainly comprises a valve body 10, a chamber 11 can be defined in the valve body 10, the chamber 11 can be columnar, an opening communicated with the chamber 11 is arranged at the upper end of the chamber 11, and an outflow cavity channel 12 is arranged on the valve body 10; the valve body 10 can be provided with a first cavity channel 13, the first cavity channel 13 can be used for arranging a filter screen, the first cavity channel 13 extends along the vertical direction, the valve body 10 is provided with an inlet communicated with the upper end of the first cavity channel 13, and steam can enter the first cavity channel 13 from the inlet and is filtered by the filter screen; the valve body 10 can be provided with a second cavity 14, the second cavity 14 extends along the horizontal direction, the second cavity 14 is perpendicular to the first cavity 13, the lower end of the first cavity 13 is communicated with the right end of the second cavity 14, the left end of the second cavity 14 is communicated with the bottom of the cavity 11, steam enters the first cavity 13, enters the second cavity 14 after being filtered by a filter screen, and a casting hole 15 is arranged at the position of the bottom of the valve body 10 corresponding to the lower end of the first cavity 13. The filter screen is vertically arranged on the first cavity channel 13, so that the sand core in the cavity channel can be conveniently cleaned through the downward casting hole at the bottom, the casting process is relatively simple, the quality of the inner surface of the first cavity channel is obviously improved, the production rate is improved, and the cost is reduced. Among the prior art, need be provided with the preformed hole that is used for clearing up the casting hole of psammitolite and is used for installing the filter screen in the bottom of valve body, need weld the shutoff with utmost point after installing the filter screen, in the valve body structure in this application, the psammitolite in the chamber way is convenient for clear up to casting hole 15, can also say the 15 installation filter screens of casting hole of 13 lower extremes in first chamber, need not set up the preformed hole that is used for installing the filter screen in addition, saved and set up the preformed hole, avoid welding the process of going up the preformed hole stifled.
In some embodiments, the first channel 13 and the second channel 14 are respectively cylindrical. Wherein the radial dimension of the first cavity channel 13 may be larger than the radial dimension of the second cavity channel 14, optionally, the axis of the first cavity channel 13 is collinear with the axis of the casting hole 15, which facilitates cleaning the sand core in the cavity channel, and the casting process is relatively simple, so that the quality of the inner surface of the first cavity channel is improved.
An embodiment of the present invention provides an inverted bucket type steam trap, as shown in fig. 2, the inverted bucket type steam trap includes a valve body structure, a valve cover 20, an inverted floating bucket 30, a valve flap 40, a connecting rod 50 and a filter screen 60 as described in the above embodiments.
Specifically, a passage with openings at both ends is defined in the valve cover 20, the valve cover 20 is arranged on the top of the valve body 10, one end of the passage 21 is communicated with the outflow channel 12, and the other end of the passage 21 is communicated with the chamber 11; an inverted-type pontoon 30 is provided in the chamber 11; the valve flap 40 is provided at the opening position of the other end of the passage 21 to open or close the opening of the other end of the passage 21; one end of the connecting rod 50 is connected with the floating barrel 30, and the other end of the connecting rod 50 is connected with the valve clack 40; a screen 60 is provided in the first channel 13 and the casting hole 15 is provided with a plug 70.
That is, the inverted bucket type steam trap is mainly composed of the valve body structure, the valve cover 20, the inverted float bucket 30, the valve flap 40, the connecting rod 50 and the strainer 60 in the above-described embodiment. Wherein, the valve cover 20 is internally defined with a passage 21 with openings at two ends, the passage 21 can be in an inverted U shape, the valve cover 20 can be arranged at the top of the valve body 10 through bolts, one end of the passage 21 is communicated with the outflow cavity channel 12, and the other end of the passage 21 is communicated with the cavity 11; the inverted floating bucket 30 can be arranged in the cavity 11, the bottom of the cavity 11 can be provided with a connecting hole, the second cavity channel 14 can be communicated with the cavity 11 through the connecting hole, a connecting pipe 31 can be arranged in the connecting hole, the bucket opening of the inverted floating bucket 30 is sleeved on the connecting pipe 31, and the inverted floating bucket 30 can move on the connecting pipe 31 along the up-and-down direction. The top of the inverted floating barrel 30 may be provided with an exhaust hole for exhausting non-condensed gas, such as air, when steam enters the first channel 13 and then enters the second channel 14, water condensed by the steam enters the floating barrel 30, the floating barrel 30 floats, the floating barrel 30 may rise or sink according to the amount of water entering the floating barrel 30, and the valve flap 40 is disposed at the opening position of the other end of the passage 21 to open or close the opening of the other end of the passage 21; one end of the connecting rod 50 is connected with the floating barrel 30, one end of the connecting rod 50 can be connected with a hook at the top of the floating barrel 30, and the other end of the connecting rod 50 is connected with the valve clack 40; the screen 60 is located in the first channel 13 and the casting hole 15 is provided with a plug 70. When the amount of the condensed water is large, the floating bucket 30 rises to drive the connecting rod 50 to move, the connecting rod 50 drives the valve flap 40 to conduct the opening at the other end of the passage 21, and the condensed water can flow out through the opening at the other end of the passage 21; when the condensed water is discharged, the floating bucket 30 with less condensed water descends, the floating bucket 30 descends to drive the connecting rod 50 to move, and the connecting rod 50 drives the valve clack 40 to close the opening at the other end of the passage 21, so that the steam is prevented from flowing out of the opening.
The utility model discloses an in the embodiment, with the vertical setting of filter screen 60 in first chamber way 13, the psammitolite in the chamber way is more convenient for clear up to the decurrent casting hole in bottom, makes casting process simple relatively for first chamber way internal surface quality also is showing and is improving, productivity gain, the cost is reduced. In addition, can install the filter screen through the cast hole 15 of first chamber way 13 lower extreme, need not set up the preformed hole that is used for installing the filter screen in addition, save and set up the preformed hole, avoid welding to block up the process in preformed hole.
In some embodiments, the screen 60 is cylindrical, and the axis of the screen 60 is collinear with the axis of the first channel 13 to facilitate mounting and dismounting of the screen.
Alternatively, one end of the connecting rod 50 is connected to the top of the pontoon 30.
Unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by those of ordinary skill in the art to which the invention belongs. The use of "first," "second," and similar terms in the description herein do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships are changed accordingly.
The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (7)
1. A valve body structure, comprising:
the valve comprises a valve body, a cavity is limited in the valve body, an opening communicated with the cavity is formed in the upper end of the cavity, and an outflow cavity channel is formed in the valve body;
the valve body is provided with a first cavity for arranging a filter screen, the first cavity extends along the vertical direction, and the valve body is provided with an inlet communicated with the upper end of the first cavity;
be equipped with the second chamber on the valve body and say, the second chamber extends along the horizontal direction, the lower extreme that the first chamber was said with the right-hand member intercommunication that the second chamber was said, the left end that the second chamber was said with the bottom intercommunication of cavity, the bottom of valve body with the corresponding position of lower extreme that the first chamber was said is equipped with the casting hole.
2. The valve body structure according to claim 1, wherein the first and second passages are respectively cylindrical.
3. The valve body structure of claim 2, wherein the radial dimension of the first channel is greater than the radial dimension of the second channel.
4. The valve body structure of claim 2, wherein an axis of the first channel is collinear with an axis of the casting bore.
5. An inverted bucket steam trap comprising:
a valve body structure as claimed in any one of claims 1 to 4;
the valve cover is internally defined with a passage with openings at two ends and is arranged at the top of the valve body, one end of the passage is communicated with the outflow cavity channel, and the other end of the passage is communicated with the cavity;
an inverted pontoon disposed in the chamber;
the valve clack is arranged at the opening position of the other end of the passage to conduct or close the opening of the other end of the passage;
one end of the connecting rod is connected with the floating barrel, and the other end of the connecting rod is connected with the valve clack;
the filter screen, the filter screen is established in the first chamber is said, the cast hole is equipped with the jam.
6. The inverted bucket steam trap of claim 5, wherein the screen is cylindrical and the axis of the screen is collinear with the axis of the first channel.
7. The inverted bucket steam trap of claim 5, wherein one end of the connecting rod is connected to the top of the float.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020343337.3U CN211738619U (en) | 2020-03-18 | 2020-03-18 | Valve body structure and inverted bucket type steam trap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020343337.3U CN211738619U (en) | 2020-03-18 | 2020-03-18 | Valve body structure and inverted bucket type steam trap |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211738619U true CN211738619U (en) | 2020-10-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020343337.3U Active CN211738619U (en) | 2020-03-18 | 2020-03-18 | Valve body structure and inverted bucket type steam trap |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211738619U (en) |
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2020
- 2020-03-18 CN CN202020343337.3U patent/CN211738619U/en active Active
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