CN215908410U - Special sluice valve for sewage - Google Patents
Special sluice valve for sewage Download PDFInfo
- Publication number
- CN215908410U CN215908410U CN202120122603.4U CN202120122603U CN215908410U CN 215908410 U CN215908410 U CN 215908410U CN 202120122603 U CN202120122603 U CN 202120122603U CN 215908410 U CN215908410 U CN 215908410U
- Authority
- CN
- China
- Prior art keywords
- valve
- water conservancy
- conservancy diversion
- sewage
- gate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The embodiment of the utility model discloses a special gate valve for sewage, which comprises a valve body, a valve seat and a valve cover, wherein the valve body is arranged on the valve seat, the valve cover is connected with the upper end of the valve body through an inner threaded rod, and the special gate valve also comprises: the first valve cavity, the second valve cavity and the third valve cavity are formed in the valve body; the one end that is close to the third valve pocket of flashboard is connected with the water conservancy diversion subassembly, and the water conservancy diversion subassembly includes: two groups of connecting pieces are arranged on each connecting piece, and the connecting pieces are arranged at one end of the flashboard close to the third valve cavity; the utility model discloses a valve gate valve, including water conservancy diversion spare body, the water conservancy diversion spare body is connected with the one end of keeping away from the flashboard of connecting piece, and the one end that the upper end of water conservancy diversion spare body is close to the connecting piece is provided with first water conservancy diversion piece and second water conservancy diversion piece, connects through reset spring between first water conservancy diversion piece and the second water conservancy diversion piece, and reset spring passes the water conservancy diversion spare body, can avoid among the sewage pipeline solid pollutant to block the clamp plate of gate valve and lead to the valve to lose the special gate valve of sewage of closing and opening the effect.
Description
Technical Field
The embodiment of the utility model relates to the technical field of valves, in particular to a special gate valve for sewage.
Background
The valve is a mechanical device for controlling the flow, flow direction, pressure, temperature, etc. of flowing fluid medium, and is a basic component in pipeline system, and is used for changing the channel section and medium flow direction, and has the functions of flow guiding, stopping, regulating, throttling, non-return, flow dividing or overflow, etc. the gate valve is a cut-off valve with wide use and reliable performance. The hard seal gate valve has the advantages of small fluid resistance, small erosion and corrosion of a sealing surface by a medium, labor-saving opening and closing, no restriction of medium flow direction, no turbulent flow, simple body and the like.
Among the sewage treatment, can remain a lot of solid residue in the sewage treatment pipeline, when solid residue is located the clamp plate below of gate valve or is located the clamp plate bottom, will make the clamp plate blocked by solid pollutant and unable complete with the least significant end contact of valve to can't close the gate valve completely when needs are closed, will lead to the valve to lose the effect of opening and closing.
SUMMERY OF THE UTILITY MODEL
In view of the above, an object of the embodiments of the present invention is to overcome the above-mentioned shortcomings, and provide a special sluice valve for sewage, which can prevent solid contaminants in a sewage pipeline from blocking a pressure plate of the sluice valve to cause the valve to lose closing and opening functions.
The embodiment of the utility model provides a special gate valve for sewage, which comprises a valve body, a valve seat and a valve cover, wherein the valve body is arranged on the valve seat, the valve cover is connected with the upper end of the valve body through an inner threaded rod, and the special gate valve further comprises:
the first valve cavity is positioned on one side, close to the valve cover, of the valve body, the inner threaded rod penetrates through the valve cover, one end, far away from the valve cover, of the inner threaded rod is connected with the valve rod, and one end, far away from the inner threaded rod, of the valve rod is connected with the flashboard;
the second valve cavity is positioned between the first valve cavity and the valve seat, the first valve cavity and the second valve cavity are connected through a first through hole, and the width of the first through hole in the sewage flowing direction is equal to the width of the gate plate in the sewage flowing direction;
the third valve cavity is positioned in the valve seat, the second valve cavity is connected with the third valve cavity through a second through hole, and the width of the second through hole in the sewage flowing direction is equal to that of the flashboard in the sewage flowing direction;
the flashboard be close to the one end of third valve pocket is connected with the water conservancy diversion subassembly, the water conservancy diversion subassembly includes:
two groups of connecting pieces are arranged, and the connecting pieces are arranged at one end of the flashboard close to the third valve cavity;
the water conservancy diversion spare body, the water conservancy diversion spare body with keeping away from of connecting piece the one end of flashboard is connected, the upper end of water conservancy diversion spare body is close to the one end of connecting piece is provided with first water conservancy diversion piece and second water conservancy diversion piece, first water conservancy diversion piece with connect through reset spring between the second water conservancy diversion piece, reset spring passes the water conservancy diversion spare body.
Furthermore, extension plates are arranged in the second through hole and extend into the third valve cavity, two groups of extension plates are symmetrically arranged on two side walls of the second through hole, a slide way is arranged on one opposite side of each of the two groups of extension plates, and an angle between the upper end surface of each slide way and the side wall of the second through hole is an obtuse angle.
Furthermore, the first flow guide block and the second flow guide block have the same shape and are symmetrically arranged at two sides of the flow guide piece body, wherein,
the gate valve is characterized in that a first guide groove matched with the first guide block is formed in the guide part body, when the gate valve is in an open state, the bottom end face of the first guide block and the end face far away from one side of the reset spring are respectively abutted against the upper end face of the slide way and the side wall of the second through hole, when the gate valve is in a closed state, the bottom end face of the first guide block is abutted against the guide part body, and the end face far away from one side of the reset spring of the first guide block is flush with the side face of the guide part body.
Furthermore, one side of the upper end surface of the first flow guide block, which is close to the return spring, is provided with a first step, and the flow guide piece body is provided with a second step matched with the first step.
Further, the gate plate is connected with the valve rod through a gate plate nut.
Further, the lower end face of the gate plate is provided with a sealing piece.
Furthermore, a filter screen is arranged on one side in the second valve cavity and is arranged on one side of a water outlet of the sewage.
Further, the sum of the length of the connecting piece and the length of the flow guide piece body is smaller than the length of the extension plate.
Furthermore, a hand wheel is arranged at the extending end of the inner threaded rod.
Furthermore, return springs are arranged between the lower sections of the first flow guide block and the second flow guide block and the flow guide piece body.
The utility model has the beneficial effects that: this gate valve is provided with the water conservancy diversion subassembly in the third valve pocket, and when the valve plate was in the closed condition, the flashboard lower extreme closely laminated with the disk seat, when the flashboard was in the state of opening, the water conservancy diversion spare body of water conservancy diversion subassembly was in the coplanar with first water conservancy diversion piece and second water conservancy diversion piece, and flushed with the bottom surface of second valve pocket, and sewage just can not leave the residue in the bottom when the second valve pocket, and is direct along with sewage flows away this moment.
Drawings
Other features, objects and advantages of the utility model will become more apparent upon reading of the detailed description of non-limiting embodiments made with reference to the following drawings:
FIG. 1 is a schematic structural view illustrating a closed state of a gate valve for sewage treatment according to a first embodiment of the present invention;
FIG. 2 is a schematic structural view of a special sluice valve for sewage according to a second embodiment of the present invention in an open state;
FIG. 3 is an enlarged schematic view of the structure at A in FIG. 1;
fig. 4 is an enlarged schematic view of B in fig. 2.
In the figure: 1-a valve seat; 2-a third valve cavity; 3-a gate plate; 4, filtering the filter screen; 5-a gate nut; 6-valve body; 7-a valve stem; 8-valve cover; 9-a first valve chamber; 10-a connector; 11-a seal; 12-extended plate; 13-a flow guide body; 14-a first flow guide block; 15-a second flow guide block; 16-a return spring; 17-a second valve chamber; 18-a first step; 19-second step.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be fully described by the detailed description with reference to the accompanying drawings in the embodiments of the present invention. It is obvious that the described embodiments are a part of the embodiments of the present invention, not all embodiments, and all other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without inventive efforts fall within the scope of the present invention.
Referring to fig. 1 to 4, a special gate valve for sewage is shown, which includes a valve body 6, a valve seat 1, and a valve cover 8, wherein the valve body 6 is disposed on the valve seat 1, and the valve cover 8 is connected to the upper end of the valve body 6 through an internal threaded rod, and further includes:
the first valve cavity 9 is positioned on one side, close to the valve cover 8, of the valve body 6, the internal thread rod penetrates through the valve cover 8, one end, far away from the valve cover 8, of the internal thread rod is connected with the valve rod 7, and one end, far away from the internal thread rod, of the valve rod 7 is connected with the gate plate 3;
a second valve chamber 17, wherein the second valve chamber 17 is located between the first valve chamber 9 and the valve seat 1, the first valve chamber 9 and the second valve chamber 17 are connected through a first through hole, and the width of the first through hole in the sewage flowing direction is equal to the width of the shutter 3 in the sewage flowing direction;
a third valve chamber 2, the third valve chamber 2 being located in the valve seat 1, the second valve chamber 17 being connected to the third valve chamber 2 by a second through hole, a width of the second through hole in the sewage flow direction being equal to a width of the gate plate 3 in the sewage flow direction;
the flashboard 3 be close to the one end of third valve chamber 2 is connected with the water conservancy diversion subassembly, the water conservancy diversion subassembly includes:
two groups of connecting pieces 10 are arranged, and the connecting pieces 10 are arranged at one end of the gate plate 3 close to the third valve cavity 2;
the water conservancy diversion spare body 13, water conservancy diversion spare body 13 with keeping away from of connecting piece 10 the one end of flashboard 3 is connected, the upper end of water conservancy diversion spare body 13 is close to the one end of connecting piece 10 is provided with first water conservancy diversion piece 14 and second water conservancy diversion piece 15, first water conservancy diversion piece 14 with connect through reset spring 16 between the second water conservancy diversion piece 15, reset spring 16 passes water conservancy diversion spare body 13.
The extension plates 12 are arranged in the second through hole, the extension plates 12 extend into the third valve cavity 2, two groups of extension plates 12 are symmetrically arranged on two side walls of the second through hole, a slide way is arranged on one opposite side of each of the two groups of extension plates 12, and an angle between the upper end surface of each slide way and the side wall of the second through hole is an obtuse angle.
The first flow guiding block 14 and the second flow guiding block 15 have the same shape and are symmetrically arranged on two sides of the flow guiding member body 13, wherein,
the flow guide part body 13 is provided with a first flow guide groove matched with the first flow guide block 14, when the gate valve is in an open state, the bottom end face of the first flow guide block 14 and the end face far away from one side of the reset spring 16 are respectively abutted against the upper end face of the slide way and the side wall of the second through hole, when the gate valve is in a closed state, the bottom end face of the first flow guide block 14 is abutted against the flow guide part body 13, and the end face far away from one side of the reset spring 16 of the first flow guide block 14 is flush with the side face of the flow guide part body 13.
A first step 18 is arranged on one side, close to the return spring 16, of the upper end surface of the first flow guide block 14, and a second step 19 matched with the first step 18 is arranged on the flow guide body 13.
The gate plate 3 is connected with the valve rod 7 through a gate plate nut 5. The lower end surface of the gate plate 3 is provided with a sealing piece 11. And a filter screen 4 is arranged on one side in the second valve cavity 17, and the filter screen 4 is arranged on one side of a water outlet of the sewage. The sum of the length of the connecting piece 10 and the length of the flow guide piece body 13 is less than the length of the extension plate 12. And a hand wheel is arranged at the extending end of the inner threaded rod. And return springs 16 are arranged between the lower sections of the first guide block 14 and the second guide block 15 and the guide piece body 13.
The method specifically works as follows: manually rotating a hand wheel, rotating a valve rod 7 towards the inner side of a valve cover 8 until a sealing piece 11 on the lower end surface of a flashboard 3 is in sealing connection with a second through hole, closing a second valve cavity 17 by the flashboard 3 at the moment and preventing sewage from flowing out, at the moment, inwards contracting a first flow guide block 14 and a second flow guide block 15 on a flow guide assembly under the action of slideways on two sides, and finally clamping the first flow guide block and the second flow guide block into a whole with a flow guide piece body 13, wherein at the moment, a return spring 16 is in a compressed state;
when the hand wheel is rotated, when the valve rod 7 is rotated out towards the outer side of the valve cover 8, the valve rod 7 drives the gate plate 3, the gate plate 3 drives the connecting piece 10 to move upwards, the guide assembly also moves upwards at the moment, when the top end face of the slide way is reached, under the action of the reset spring 16, the first guide block 14 and the second guide block 15 both pop out of the guide part body 13 and are clamped with the second step 19 through the first step 18, so that the top end face of the guide part body 13 and the bottom face of the second valve cavity 17 are all in the same horizontal plane, at the moment, solid dirt flows away along with the water flow pressure, and residue cannot be left on the valve seat 1.
It is to be noted that the foregoing is only illustrative of the preferred embodiments of the present invention and the technical principles employed. Those skilled in the art will appreciate that the present invention is not limited to the specific embodiments described herein, and that the features of the various embodiments of the utility model may be partially or fully coupled to each other or combined and may be capable of cooperating with each other in various ways and of being technically driven. Numerous variations, rearrangements, combinations, and substitutions will now become apparent to those skilled in the art without departing from the scope of the utility model. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.
Claims (10)
1. The utility model provides a special gate valve of sewage, includes valve body, disk seat and valve gap, the valve body sets up on the disk seat, the valve gap through internal threaded rod with the upper end of valve body is connected, its characterized in that still includes:
the first valve cavity is positioned on one side, close to the valve cover, of the valve body, the inner threaded rod penetrates through the valve cover, one end, far away from the valve cover, of the inner threaded rod is connected with the valve rod, and one end, far away from the inner threaded rod, of the valve rod is connected with the flashboard;
the second valve cavity is positioned between the first valve cavity and the valve seat, the first valve cavity and the second valve cavity are connected through a first through hole, and the width of the first through hole in the sewage flowing direction is equal to the width of the gate plate in the sewage flowing direction;
the third valve cavity is positioned in the valve seat, the second valve cavity is connected with the third valve cavity through a second through hole, and the width of the second through hole in the sewage flowing direction is equal to that of the flashboard in the sewage flowing direction;
the flashboard be close to the one end of third valve pocket is connected with the water conservancy diversion subassembly, the water conservancy diversion subassembly includes:
two groups of connecting pieces are arranged, and the connecting pieces are arranged at one end of the flashboard close to the third valve cavity;
the water conservancy diversion spare body, the water conservancy diversion spare body with keeping away from of connecting piece the one end of flashboard is connected, the upper end of water conservancy diversion spare body is close to the one end of connecting piece is provided with first water conservancy diversion piece and second water conservancy diversion piece, first water conservancy diversion piece with connect through reset spring between the second water conservancy diversion piece, reset spring passes the water conservancy diversion spare body.
2. The special gate valve for sewage water of claim 1, wherein the second through hole is internally provided with extension plates extending into the third valve cavity, and the extension plates are symmetrically arranged on two side walls of the second through hole, and two sets of extension plates are provided with slideways on opposite sides thereof, and an angle between an upper end surface of each slideway and a side wall of the second through hole is an obtuse angle.
3. The special sluice valve for sewage according to claim 2, wherein the first and second diversion blocks have the same shape and are symmetrically disposed at both sides of the diversion member body,
the gate valve is characterized in that a first guide groove matched with the first guide block is formed in the guide part body, when the gate valve is in an open state, the bottom end face of the first guide block and the end face far away from one side of the reset spring are respectively abutted against the upper end face of the slide way and the side wall of the second through hole, when the gate valve is in a closed state, the bottom end face of the first guide block is abutted against the guide part body, and the end face far away from one side of the reset spring of the first guide block is flush with the side face of the guide part body.
4. The special gate valve for sewage according to claim 3, wherein a first step is provided on one side of the upper end surface of the first deflector block close to the return spring, and a second step matching with the first step is provided on the deflector body.
5. The special sluice valve for sewage water of claim 1, wherein the gate plate is connected with the valve rod through a gate plate nut.
6. The special sluice valve for sewage water of claim 1, wherein the lower end surface of the gate plate is provided with a sealing member.
7. The gate valve as claimed in claim 1, wherein a filter net is disposed at one side of the second valve chamber, and the filter net is disposed at one side of the outlet of the waste water.
8. The special gate valve for sewage according to claim 2, wherein the sum of the length of the connecting member and the length of the diversion member body is smaller than the length of the extension plate.
9. The special gate valve for sewage according to claim 1, wherein a hand wheel is arranged at the extending end of the inner threaded rod.
10. The special gate valve for sewage according to claim 1, wherein a return spring is arranged between the lower section of each of the first and second guide blocks and the guide body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120122603.4U CN215908410U (en) | 2021-01-18 | 2021-01-18 | Special sluice valve for sewage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120122603.4U CN215908410U (en) | 2021-01-18 | 2021-01-18 | Special sluice valve for sewage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215908410U true CN215908410U (en) | 2022-02-25 |
Family
ID=80285445
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120122603.4U Active CN215908410U (en) | 2021-01-18 | 2021-01-18 | Special sluice valve for sewage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215908410U (en) |
-
2021
- 2021-01-18 CN CN202120122603.4U patent/CN215908410U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201599444U (en) | Water inlet electromagnetic valve of solar energy water heater | |
| CN2795589Y (en) | Check valve for pollution discharge pump | |
| CN215908410U (en) | Special sluice valve for sewage | |
| CN109027340A (en) | A kind of one-way cock | |
| CN105822802A (en) | Improved-type adjustment valve with self-sealing function | |
| CN209458430U (en) | A kind of overflow valve with inverse-stopping functions | |
| CN208778741U (en) | A kind of ball valve | |
| CN205859187U (en) | Spool | |
| CN213809043U (en) | Low-resistance check valve | |
| CN201575160U (en) | Sealing valve | |
| CN208719468U (en) | A kind of non-return valve | |
| CN208348556U (en) | A kind of ball valve of interior reflux | |
| CN218954066U (en) | External thread stop valve | |
| CN210461754U (en) | Water supply and drainage valve | |
| CN214578976U (en) | Valve seat for floating gate valve | |
| CN214063806U (en) | Valve internal part structure with good tight cutting and anti-scouring effects | |
| CN203477431U (en) | Efficient seal plug valve | |
| CN217352716U (en) | Anti-collision ground fire hydrant | |
| CN203309224U (en) | Anti-freezing check valve | |
| CN217301656U (en) | Anti-blocking fire-fighting gate valve | |
| CN203309223U (en) | Check valve element | |
| CN219975358U (en) | Cut-off type filter valve | |
| CN210484700U (en) | Ball sealing check valve | |
| CN219082297U (en) | Valve capable of preventing water leakage | |
| CN213628901U (en) | Corrosion-resistant valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |