CN210318674U - Gate valve non-return combination valve - Google Patents
Gate valve non-return combination valve Download PDFInfo
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- CN210318674U CN210318674U CN201921228413.XU CN201921228413U CN210318674U CN 210318674 U CN210318674 U CN 210318674U CN 201921228413 U CN201921228413 U CN 201921228413U CN 210318674 U CN210318674 U CN 210318674U
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Abstract
The utility model discloses a gate valve non return combination valve, concretely relates to gate valve accessory technical field, which comprises a valve body, flange is all installed to the both sides of valve body, the connection pad is installed at the top of valve body, sealed dish is installed at the top of connection pad, the both sides of sealed dish and connection pad all are equipped with the recess. The utility model discloses the ball changes the sliding friction power that the slide bar received into rolling friction power, prolong the life of slide bar effectively, when the water backward flow, the water flows from the dextrad left side in the valve body this moment, under the pressure of water, the flashboard moves down, when moving the sleeve pipe bottom, the ball is spacing processing for the slide bar, the collecting vat can deposit the impurity in the backward flow water, the sliding friction power that the combination valve received the slide bar is changed into rolling friction power, the maintenance cycle of extension combination valve, and the sealed dish of combination valve and the equipment step of connection pad are simple, convenient to detach and use.
Description
Technical Field
The utility model relates to a gate valve accessory technical field, more specifically say, the utility model relates to a gate valve non return combination valve.
Background
Check valve and gate valve wide application in each field of production life, the pipeline of various operating modes such as current oil, chemical industry, pharmacy, electric power industry, high-rise building both need accomplish to realize the switching to the medium, again will be to the medium non return, consequently need install gate valve and check valve simultaneously on the pipeline, and gate valve and check valve are two independent products, therefore the connection between check valve and the gate valve still need install the pipe fitting joint between the two and just can realize.
Chinese patent application publication No. CN 206338451U discloses a gate valve check combination valve, which comprises a valve body shell with a water inlet and a water outlet, and an upper valve cover in threaded connection with the valve body shell; valve casing and valve body lid enclose to close and form the case chamber, and case chamber bottom is provided with the case water inlet with the water inlet intercommunication, and case chamber side is provided with the case delivery port with the delivery port intercommunication, wherein case water inlet department cooperation is connected with the case, and this case is sealed in the case intracavity, and threaded connection has the valve rod on the valve gap, and this valve rod can butt case to case water inlet department and seal, the utility model discloses a gate valve and check valve organic "unite two into one", have the non-nursing, and maintenance efficiency is high, reduces advantages such as energy consumption.
However, when the gate valve check combination valve provided in the above technical scheme is actually used, still there are more defects, for example, the slide bar inside the combination valve is mostly moved in a sliding manner, and long-time reciprocating sliding easily causes the slide bar to be damaged, thereby shortening the maintenance cycle of the combination valve, and the assembling manner of the combination valve is mostly screw-fixed assembling, which is inconvenient to disassemble.
SUMMERY OF THE UTILITY MODEL
In order to overcome prior art's above-mentioned defect, the embodiment of the utility model provides a gate valve non return combination valve, the sliding friction that the ball received the slide bar changes rolling friction into, prolong the life of slide bar effectively, when the water backward flow, the water flows from the right side left in the valve body this moment, under the pressure of water, the flashboard moves down, when moving the sleeve pipe bottom, the ball is spacing processing for the slide bar, the collection vat can deposit the impurity in the backward flow water, the sliding friction that the combination valve received the slide bar is changed into rolling friction, the maintenance cycle of extension combination valve, and the equipment step of the sealed dish of combination valve and connection pad is simple, convenient to detach and use.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a gate valve non return combination valve, includes the valve body, flange is all installed to the both sides of valve body, the connection pad is installed at the top of valve body, sealed dish is installed at the top of connection pad, the both sides of sealed dish and connection pad all are equipped with the recess, the internally mounted of sealed dish both sides recess has the stainless steel piece, the internally mounted of connection pad both sides recess has the buckle, the handle piece is installed at the top of buckle, the internally mounted of valve body has the flashboard, the inside bottom of valve body is equipped with the collecting vat, the slide bar is installed at the top of flashboard, the sleeve pipe is installed at the top of slide bar, the ball is all.
In a preferred embodiment, the number of the connecting flanges is two, the two connecting flanges are distributed in central symmetry, and the two connecting flanges are welded with the valve body.
In a preferred embodiment, fixing bolts are mounted on the side surface of the connecting flange, the fixing bolts are embedded in round holes arranged on the side surface of the connecting flange, and the fixing bolts are in clearance fit with the inner wall of the connecting flange.
In a preferred embodiment, the connecting disc is welded at the top end of the valve body in a nested mode, the bottom of the sealing disc is welded with a positioning ring, the sealing disc is attached to the connecting disc, and the positioning ring is embedded in the connecting disc.
In a preferred embodiment, the stainless steel block is embedded in the groove and is fixed by fusing to the inner wall of the sealing disk.
In a preferred embodiment, a rotating rod is fixed at the bottom of the buckle in a melting mode, the buckle is connected with the connecting disc through the rotating rod, a clamping groove is formed in the top of the stainless steel block, and the top of the buckle is clamped with the clamping groove.
In a preferred embodiment, both sides of the sliding rod and the inner wall of the sleeve are provided with sliding grooves, the number of the balls is two, and the two balls are embedded in the sliding grooves.
The utility model discloses a technological effect and advantage:
1. the slide rod is pushed by the gate plate to move upwards, the slide rod moves in the sleeve through the balls, the balls convert sliding friction force borne by the slide rod into rolling friction force, the service life of the slide rod is effectively prolonged, when water body flows back, the water body flows from right to left in the valve body at the moment, the gate plate moves downwards under the pressure of the water body, when the water body moves to the bottom of the sleeve, the balls are used for limiting the slide rod, a collecting tank can store impurities in the back-flowing water body, when the gate plate needs to be replaced, the clamping buckle is separated from a clamping groove in the top of the stainless steel block, the sealing disc and the connecting disc can be opened to replace the gate plate, the sliding friction force borne by the slide rod is converted into rolling friction force by the combination valve, the maintenance period of the combination valve is prolonged, the steps of assembling the sealing;
2. during the sleeve pipe of sealed dish bottom was embedded into the valve body, during the holding ring of sealed dish bottom was embedded into the connection pad, the staff was handed the handle piece and is passed through the bull stick upset with the buckle and go out to the stainless steel piece to can accomplish sealed dish and connection pad fixed in embedding the buckle top into the stainless steel piece, when the valve body switched on the water, sealed processing was done for the top of valve body to sealed dish, after the valve body used a period, the staff dismantled the valve body from the water pipe and can clear up the impurity of collecting vat inside.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is an enlarged view of a portion a in fig. 1 according to the present invention.
Fig. 3 is a longitudinal sectional view of the present invention.
Fig. 4 is an enlarged view of the point B in fig. 3 according to the present invention.
Fig. 5 is a schematic view of a partial structure of the gate of the present invention.
The reference signs are: the valve comprises a valve body 1, a connecting flange 2, a fixing bolt 3, a connecting disc 4, a sealing disc 5, a groove 6, a stainless steel block 7, a clamping groove 8, a clamping buckle 9, a pull ring piece 10, a rotating rod 11, a positioning ring 12, a flashboard 13, a collecting tank 14, a sliding rod 15, a sleeve 16, balls 17 and a sliding groove 18.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model provides a gate valve non-return combination valve as shown in fig. 1-5, including valve body 1, flange 2 is all installed to the both sides of valve body 1, connection pad 4 is installed at the top of valve body 1, sealed dish 5 is installed at the top of connection pad 4, the both sides of sealed dish 5 and connection pad 4 all are equipped with recess 6, the internally mounted of recess 6 in sealed dish 5 both sides has stainless steel piece 7, the internally mounted of recess 6 in connection pad 4 both sides has buckle 9, the top of buckle 9 is installed and is drawn ring spare 10, the internally mounted of valve body 1 has flashboard 13, the bottom of the inside of valve body 1 is equipped with collecting vat 14, slide bar 15 is installed at the top of flashboard 13, sleeve pipe 16 is installed at the top of slide bar 15, ball 17 is all installed to the both sides of slide bar 15;
the implementation mode is specifically as follows: when water enters the left side of the valve body 1, under the pressure of water, the gate plate 13 is pushed by the water to move upwards, the gate plate 13 pushes the slide rod 15 to move upwards, the slide rod 15 moves in the sleeve 16 through the ball 17, the ball 17 converts the sliding friction force borne by the slide rod 15 into rolling friction force, the service life of the slide rod 15 is effectively prolonged, after the gate plate 13 is pushed, the water is conducted in the valve body 1, when the water flows back, the water flows in the valve body 1 from right to left, under the pressure of the water, the gate plate 13 moves downwards, when the slide rod moves to the bottom of the sleeve 16, the ball 17 is used for limiting the slide rod 15, the gate plate 13 is embedded in the inner wall of the valve body 1 to prevent the water from flowing back, the collecting tank 14 can store impurities in the water flowing back, when the gate plate 13 needs to be replaced, a worker holds the pull ring piece 10 to pull the buckle 9, and the buckle 9 is separated from the clamping, can open sealed dish 5 and connection pad 4 and change flashboard 13, the combination valve changes the sliding friction power that slide bar 15 received into rolling friction power, prolongs the maintenance cycle of combination valve, and the sealed dish 5 of combination valve and the equipment step of connection pad 4 are simple, convenient to detach and use.
As shown in fig. 1-5, the number of the connecting flanges 2 is two, the two connecting flanges 2 are distributed in a central symmetry manner, and both the two connecting flanges 2 are welded to the valve body 1;
the side surface of the connecting flange 2 is provided with a fixing bolt 3, the fixing bolt 3 is embedded into a round hole formed in the side surface of the connecting flange 2, and the fixing bolt 3 is in clearance fit with the inner wall of the connecting flange 2;
the connecting disc 4 is welded at the top end of the valve body 1 in a nested manner, the positioning ring 12 is welded at the bottom of the sealing disc 5, the sealing disc 5 is attached to the connecting disc 4, and the positioning ring 12 is embedded in the connecting disc 4;
the stainless steel block 7 is embedded in the groove 6, and the stainless steel block 7 is fixed with the inner wall of the sealing disc 5 in a melting way;
a rotating rod 11 is fixed at the bottom of the buckle 9 in a melting mode, the buckle 9 is connected with the connecting disc 4 through the rotating rod 11, a clamping groove 8 is formed in the top of the stainless steel block 7, and the top of the buckle 9 is clamped with the clamping groove 8;
the implementation mode is specifically as follows: flange 2 of 1 both sides of valve body passes through fixing bolt 3 and water piping connection, the sleeve pipe 16 of sealed dish 5 bottom is embedded into valve body 1, the holding ring 12 of sealed dish 5 bottom is embedded into connection pad 4, the handheld ring member 10 that draws of staff passes through bull stick 11 upset to stainless steel piece 7 play with buckle 9, and can accomplish sealed dish 5 and connection pad 4 fixed in embedding stainless steel piece 7 with buckle 9 top, when valve body 1 switches on the water, sealed dish 5 is sealed processing for the top of valve body 1, valve body 1 uses after a period, the staff is dismantled valve body 1 from the water pipe and can be cleared up the impurity of collecting vat 14 insidely.
The utility model discloses the theory of operation:
referring to the attached drawings 1-5 of the specification, when water enters the left side of the valve body 1, the gate plate 13 is pushed by the water body to move upwards under the pressure of the water body, the gate plate 13 pushes the slide rod 15 to move upwards, the slide rod 15 moves in the sleeve 16 through the ball 17, the ball 17 converts the sliding friction force borne by the slide rod 15 into rolling friction force, the service life of the slide rod 15 is effectively prolonged, after the gate plate 13 is pushed, the water body is conducted inside the valve body 1, when the water body flows back, the water body flows in the valve body 1 from right to left, under the pressure of the water body, the gate plate 13 moves downwards, and when the water body moves to the bottom of the sleeve 16, the ball 17 is used for limiting the slide rod 15, and the gate plate 13 is embedded into the inner wall of the valve;
referring to the attached drawings 1, 2 and 5 of the specification, the connecting flanges 2 on two sides of the valve body 1 are connected with a water pipe through fixing bolts 3, a sleeve 16 at the bottom of the sealing disc 5 is embedded into the valve body 1, a positioning ring 12 at the bottom of the sealing disc 5 is embedded into a connecting disc 4, a worker holds the pull ring piece 10 to turn over the buckle 9 to a stainless steel block 7 through a rotating rod 11, the top of the buckle 9 is embedded into the stainless steel block 7 to fix the sealing disc 5 and the connecting disc 4, when the valve body 1 is communicated with a water body, the sealing disc 5 is used for sealing the top of the valve body 1, and after the valve body 1 is used for a period of time, the worker detaches the valve body 1 from the water pipe and can clean impurities in the.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;
and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a gate valve non return combination valve, includes valve body (1), its characterized in that: the two sides of the valve body (1) are both provided with connecting flanges (2), the top of the valve body (1) is provided with a connecting disc (4), the top of the connecting disc (4) is provided with a sealing disc (5), both sides of the sealing disc (5) and the connecting disc (4) are provided with grooves (6), stainless steel blocks (7) are arranged in the grooves (6) on the two sides of the sealing disc (5), the inner parts of the grooves (6) at the two sides of the connecting disc (4) are provided with buckles (9), a pull ring piece (10) is arranged at the top of the buckle (9), a flashboard (13) is arranged in the valve body (1), a collecting groove (14) is arranged at the bottom inside the valve body (1), a sliding rod (15) is arranged at the top of the flashboard (13), the top of slide bar (15) is installed sleeve pipe (16), ball (17) are all installed to the both sides of slide bar (15).
2. The gate valve check combination valve of claim 1, wherein: the number of the connecting flanges (2) is two, the two connecting flanges (2) are distributed in a central symmetry mode, and the two connecting flanges (2) are welded with the valve body (1).
3. The gate valve check combination valve of claim 1, wherein: fixing bolts (3) are installed on the side face of the connecting flange (2), the fixing bolts (3) are embedded into the round holes in the side face of the connecting flange (2), and the fixing bolts (3) are in clearance fit with the inner wall of the connecting flange (2).
4. The gate valve check combination valve of claim 1, wherein: connection pad (4) nested welding is on the top of valve body (1), the bottom welding of sealed dish (5) has holding ring (12), sealed dish (5) with state connection pad (4) laminating, holding ring (12) embedding sets up in connection pad (4).
5. The gate valve check combination valve of claim 1, wherein: stainless steel piece (7) embedding sets up in recess (6), stainless steel piece (7) are fixed with the inner wall melting of sealed dish (5).
6. The gate valve check combination valve of claim 1, wherein: the bottom melting of buckle (9) is fixed with bull stick (11), buckle (9) are connected through bull stick (11) with connection pad (4), the top of stainless steel piece (7) is equipped with draw-in groove (8), the top and the draw-in groove (8) block of buckle (9).
7. The gate valve check combination valve of claim 1, wherein: both sides of slide bar (15) and the inner wall of sleeve pipe (16) all are equipped with spout (18), the number of setting up of ball (17) is two, two ball (17) all imbed the setting in spout (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921228413.XU CN210318674U (en) | 2019-07-25 | 2019-07-25 | Gate valve non-return combination valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921228413.XU CN210318674U (en) | 2019-07-25 | 2019-07-25 | Gate valve non-return combination valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210318674U true CN210318674U (en) | 2020-04-14 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921228413.XU Active CN210318674U (en) | 2019-07-25 | 2019-07-25 | Gate valve non-return combination valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210318674U (en) |
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2019
- 2019-07-25 CN CN201921228413.XU patent/CN210318674U/en active Active
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