CN214557205U - Sand shooting valve - Google Patents
Sand shooting valve Download PDFInfo
- Publication number
- CN214557205U CN214557205U CN202120539729.1U CN202120539729U CN214557205U CN 214557205 U CN214557205 U CN 214557205U CN 202120539729 U CN202120539729 U CN 202120539729U CN 214557205 U CN214557205 U CN 214557205U
- Authority
- CN
- China
- Prior art keywords
- air outlet
- air
- end cover
- pipe
- outlet pipe
- 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
Landscapes
- Jet Pumps And Other Pumps (AREA)
Abstract
The patent of the utility model belongs to the technical field of nodular cast iron production, concretely relates to penetrate sand valve, compare with prior art, the utility model discloses an advantage lies in with positive effect: (1) the double-station sand shooting operation can be realized by using one sand shooting valve, and high-pressure gas is alternately sprayed out from the first air outlet pipe and the second air outlet pipe; (2) the upper end cover and the lower end cover central air hole are used for applying small air pressure to the diaphragm, the passage of high-pressure gas in the valve body is controlled, the control process is safe and reliable, and the service life of the sand shooting valve is long.
Description
Technical Field
The patent of the utility model belongs to the technical field of nodular cast iron production, concretely relates to penetrate sand valve.
Background
In the field of casting mechanical equipment, a core making technology of a core shooting machine is widely applied, wherein one of key technologies of the core shooting machine is in the aspect of sand shooting control, a compressed air storage tank stores compressed air in the whole sand shooting process, and when a sand shooting command is sent out, a sand shooting valve is opened to rapidly feed the compressed air into a sand shooting cylinder to extrude sand.
In the prior art, one sand shooting valve corresponds to one station, and double-station production is needed for improving the production efficiency; in the prior art, two sand shooting valves and two sets of air supply equipment are required for double-station production, so that the equipment investment and the quantity of spare parts are increased.
SUMMERY OF THE UTILITY MODEL
The utility model provides a to foretell problem, a penetrate sand valve is provided.
In order to achieve the above object, the utility model discloses a technical scheme be: a sand shooting valve comprises an upper end cover, a lower end cover, diaphragms and a valve body, wherein air holes are formed in the centers of the upper end cover and the lower end cover, the two diaphragms are respectively positioned between the upper end cover and the valve body and between the lower end cover and the valve body, the valve body comprises an upper flange, a lower flange, an inner pipe frame, an outer pipe frame, a first air outlet pipe, a second air outlet pipe, an inclined baffle and an air inlet pipe, the outer pipe frame is vertically arranged, and the upper flange and the lower flange are respectively and horizontally and fixedly connected with the upper end face and the lower end face of the outer pipe frame; the inner tube frame is positioned in the center of the outer tube frame, and the upper end surface and the lower end surface of the inner tube frame are flush with the upper end surface and the lower end surface of the outer tube frame; the first air outlet pipe and the second air outlet pipe are both fixedly connected with the side wall of the inner pipe frame, the inner part of the first air outlet pipe is communicated with the inner part of the inner pipe frame, the inner part of the second air outlet pipe is communicated with the inner part of the inner pipe frame, the first air outlet pipe and the second air outlet pipe are identical in specification and the central axes of the first air outlet pipe and the second air outlet pipe are coincident; the first air outlet pipe and the second air outlet pipe are respectively penetrated out of the outer pipe frame from the ends far away from the inner pipe frame; the inclined blocking piece is oval, the periphery of the inclined blocking piece is fixedly connected with the inner wall of the inner pipe frame, the central point of the inclined blocking piece is positioned on the central axis of the first air outlet pipe and the second air outlet pipe, and the inclined blocking piece can block the communication between the first air outlet pipe and the second air outlet pipe; the air inlet pipe is fixedly connected with the side wall of the outer pipe frame, the interior of the air inlet pipe is communicated with the interior of the outer pipe frame, and the central axis of the air inlet pipe is perpendicular to the central axes of the first air outlet pipe and the second air outlet pipe.
Preferably, the air holes in the centers of the upper end cover and the lower end cover are respectively connected with an air pump for air inflation and air suction through air pipes.
Preferably, the end of the air inlet pipe, which is far away from the outer pipe frame, is connected with a high-pressure gas outlet of an air compressor or a high-pressure gas outlet of a gas storage tank through an air pipe; the first air outlet pipe and the second air outlet pipe are respectively connected with a core shooter connector through air pipes.
Preferably, a plurality of bolt holes are formed in the upper end cover and the lower end cover in a balanced manner, and the bolt holes correspond to the bolt holes of the upper flange and the lower flange respectively.
Preferably, the upper end cover and the lower end cover are provided with grooves on the sides close to the valve body.
Compared with the prior art, the utility model discloses an advantage lies in with positive effect:
(1) when the core shooter starts to shoot sand and requires gas filling, an operator exhausts gas from the gas hole in the upper end cover and inflates the gas hole in the lower end cover, so that the upper diaphragm leaves the end face of the inner tube frame, a channel between the inner tube frame and the outer tube frame is opened, and high-pressure gas enters the inner part of the gas outlet pipe II through the outer tube frame and the inner tube frame; the lower diaphragm is tightly attached to the inner tube frame, so that a channel between the inner tube frame and the outer tube frame is blocked, and gas cannot be discharged through the outer tube frame, the inner tube frame and the first gas outlet pipe. Then, inflating the air holes in the upper end cover and exhausting the air holes in the lower end cover to reciprocate circularly;
(2) the upper end cover and the lower end cover central air hole are used for applying small air pressure to the diaphragm, the passage of high-pressure gas in the valve body is controlled, the control process is safe and reliable, and the service life of the sand shooting valve is long.
Drawings
In order to more clearly illustrate the technical solution of the embodiment of the present invention, the drawings required to be used in the description of the embodiment will be briefly introduced below, fig. 1 is a first perspective view of a sand shooting valve provided in embodiment 1, fig. 2 is a second perspective view of the sand shooting valve, fig. 3 is a schematic view of a valve body in the sand shooting valve, and fig. 4 is a schematic cross-sectional view of the sand shooting valve.
1-upper end cover, 2-lower end cover, 3-valve body, 4-diaphragm, 31-upper flange, 32-lower flange, 33-inner tube frame, 34-outer tube frame, 35-first outlet tube, 36-second outlet tube, 37-oblique baffle and 38-inlet tube.
Detailed Description
In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.
Example 1
The utility model is further described with reference to fig. 1-4, as shown in fig. 1-3, a sand shooting valve comprises an upper end cover 1, a lower end cover 2, diaphragms 4 and a valve body 3, wherein the centers of the upper end cover 1 and the lower end cover 2 are provided with air holes, the diaphragms 4 are two and are respectively arranged between the upper end cover 1 and the valve body 3 and between the lower end cover 2 and the valve body 3, and the valve body 3 comprises an upper flange 31, a lower flange 32, an inner tube frame 33, an outer tube frame 34, a first outlet tube 35, a second outlet tube 36, an inclined baffle 37 and an air inlet tube 38.
As shown in fig. 1, the outer tube frame 34 is vertically disposed, and the upper flange 31 and the lower flange 32 are respectively and horizontally and fixedly connected with the upper and lower end surfaces of the outer tube frame 34.
As shown in fig. 1 and 2, the inner tube frame 33 is located at the center of the outer tube frame 34, and the upper and lower end surfaces of the inner tube frame 33 are flush with the upper and lower end surfaces of the outer tube frame 34; the first air outlet pipe 35 and the second air outlet pipe 36 are fixedly connected with the side wall of the inner pipe frame 33, the interior of the first air outlet pipe 35 is communicated with the interior of the inner pipe frame 33, the interior of the second air outlet pipe 36 is communicated with the interior of the inner pipe frame 33, the first air outlet pipe 35 and the second air outlet pipe 36 are identical in specification and the central axes of the first air outlet pipe 35 and the second air outlet pipe 36 coincide.
As shown in fig. 1, the ends of the first outlet pipe 35 and the second outlet pipe 36 away from the inner pipe frame 33 respectively penetrate out of the outer pipe frame 34.
As shown in fig. 4, the oblique blocking piece 37 is oval, the periphery of the oblique blocking piece 37 is fixedly connected with the inner wall of the inner tube frame 33, the central point of the oblique blocking piece 37 is located on the central axis of the first outlet tube 35 and the second outlet tube 36, and the oblique blocking piece 37 can block the communication between the first outlet tube 35 and the second outlet tube 36.
As shown in fig. 1 and 2, the air inlet pipe 38 is fixedly connected to the side wall of the outer pipe frame 34, the inside of the air inlet pipe is communicated with the inside of the outer pipe frame 34, and the central axis of the air inlet pipe 38 is perpendicular to the central axes of the first outlet pipe 35 and the second outlet pipe 36.
The air holes in the centers of the upper end cover 1 and the lower end cover 2 are respectively connected with an air inflation and suction dual-purpose air pump through air pipes.
The end of the air inlet pipe 38 far away from the outer pipe frame 34 is connected with a high-pressure gas outlet of an air compressor or a high-pressure gas outlet of a gas storage tank through an air pipe; the first air outlet pipe 35 and the second air outlet pipe 36 are respectively connected with a core shooter connector through air pipes.
As shown in fig. 1 and 2, a plurality of bolt holes are uniformly formed in the upper end cap 1 and the lower end cap 2, and the bolt holes correspond to the bolt holes of the upper flange 31 and the lower flange 32, respectively.
As shown in fig. 1 and 2, the upper end cap 1 and the lower end cap 2 are provided with grooves on the sides close to the valve body 3.
The utility model discloses a penetrate sand valve theory of operation: when the core shooter starts to shoot sand and needs gas filling, an operator exhausts gas from the gas hole in the upper end cover and inflates the gas hole in the lower end cover, so that the upper diaphragm leaves the end face of the inner pipe frame, a channel between the inner pipe frame and the outer pipe frame is opened, and high-pressure gas enters the inner part of the gas outlet pipe II through the outer pipe frame and the inner pipe frame; the lower diaphragm is tightly attached to the inner tube frame, so that a channel between the inner tube frame and the outer tube frame is blocked, and gas cannot be discharged through the outer tube frame, the inner tube frame and the first gas outlet pipe; then, inflating the air holes in the upper end cover and exhausting the air holes in the lower end cover to reciprocate circularly; the upper end cover and the lower end cover central air hole are used for applying small air pressure to the diaphragm, the passage of high-pressure gas in the valve body is controlled, the control process is safe and reliable, and the service life of the sand shooting valve is long.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes to be applied in other fields, but all the technical matters of the present invention are not departed from the technical contents of the present invention, and any simple modification and equivalent changes made to the above embodiments according to the technical matters of the present invention still belong to the protection scope of the technical solution of the present invention.
Claims (5)
1. A sand shooting valve comprises an upper end cover (1), a lower end cover (2), diaphragms (4) and a valve body (3), wherein air holes are formed in the centers of the upper end cover (1) and the lower end cover (2), the two diaphragms (4) are respectively arranged between the upper end cover (1) and the valve body (3) and between the lower end cover (2) and the valve body (3), and the sand shooting valve is characterized in that the valve body (3) comprises an upper flange (31), a lower flange (32), an inner pipe frame (33), an outer pipe frame (34), a first air outlet pipe (35), a second air outlet pipe (36), an inclined baffle plate (37) and an air inlet pipe (38),
the outer pipe frame (34) is vertically arranged, and the upper flange (31) and the lower flange (32) are respectively and horizontally and fixedly connected with the upper end surface and the lower end surface of the outer pipe frame (34);
the inner pipe frame (33) is positioned in the center of the outer pipe frame (34), and the upper end surface and the lower end surface of the inner pipe frame (33) are flush with the upper end surface and the lower end surface of the outer pipe frame (34); the first air outlet pipe (35) and the second air outlet pipe (36) are fixedly connected with the side wall of the inner pipe frame (33), the interior of the first air outlet pipe (35) is communicated with the interior of the inner pipe frame (33), the interior of the second air outlet pipe (36) is communicated with the interior of the inner pipe frame (33), the specifications of the first air outlet pipe (35) and the second air outlet pipe (36) are the same, and the central axes of the first air outlet pipe and the second air outlet pipe are coincident;
the ends, far away from the inner pipe frame (33), of the first air outlet pipe (35) and the second air outlet pipe (36) respectively penetrate out of the outer pipe frame (34);
the inclined baffle plate (37) is oval, the periphery of the inclined baffle plate (37) is fixedly connected with the inner wall of the inner tube frame (33), the central point of the inclined baffle plate (37) is positioned on the central axis of the first air outlet tube (35) and the second air outlet tube (36), and the inclined baffle plate (37) can block the communication between the first air outlet tube (35) and the second air outlet tube (36);
the air inlet pipe (38) is fixedly connected with the side wall of the outer pipe frame (34), the inside of the air inlet pipe is communicated with the inside of the outer pipe frame (34), and the central axis of the air inlet pipe (38) is perpendicular to the central axes of the first air outlet pipe (35) and the second air outlet pipe (36).
2. The sand shooting valve according to claim 1, characterized in that the air holes in the centers of the upper end cover (1) and the lower end cover (2) are respectively connected with an air pump for air inflation and air suction through air pipes.
3. The sand shooting valve according to claim 2, wherein the end of the air inlet pipe (38) far away from the outer pipe frame (34) is connected with a high-pressure air outlet of an air compressor or a high-pressure air outlet of an air storage tank through an air pipe; and the first air outlet pipe (35) and the second air outlet pipe (36) are respectively connected with a core shooter connector through air pipes.
4. The sand shooting valve according to claim 1, wherein a plurality of bolt holes are uniformly formed in the upper end cover (1) and the lower end cover (2), and correspond to the bolt holes of the upper flange (31) and the lower flange (32) respectively.
5. A sand shooting valve according to claim 4, characterized in that the upper end cover (1) and the lower end cover (2) are provided with grooves on the sides close to the valve body (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120539729.1U CN214557205U (en) | 2021-03-16 | 2021-03-16 | Sand shooting valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120539729.1U CN214557205U (en) | 2021-03-16 | 2021-03-16 | Sand shooting valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214557205U true CN214557205U (en) | 2021-11-02 |
Family
ID=78319934
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120539729.1U Active CN214557205U (en) | 2021-03-16 | 2021-03-16 | Sand shooting valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214557205U (en) |
-
2021
- 2021-03-16 CN CN202120539729.1U patent/CN214557205U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN114215726B (en) | Diaphragm head structure of diaphragm compressor | |
| CN214557205U (en) | Sand shooting valve | |
| CN101337411A (en) | Rubber transmission belt vulcanizing device and vulcanizing method thereof | |
| CN211648416U (en) | High-pressure pneumatic double-diaphragm pump | |
| CN218366277U (en) | Injection mold exhaust system | |
| CN207206901U (en) | A kind of mould for being used to make tensile test specimen | |
| CN215719371U (en) | Cylinder cover cooling structure of diaphragm compressor | |
| CN212536773U (en) | Sand shooting valve for core shooting machine | |
| CN203453013U (en) | Forging air cylinder structure provided with four inlets and four outlets and used for reciprocating piston compressor | |
| CN201231551Y (en) | Vulcanizing plant of rubber transmission belt | |
| CN113586383A (en) | Horizontal two-section compression mixed transportation pump hydraulic end | |
| CN215661465U (en) | Self-locking type die clamper | |
| CN213888125U (en) | Device for cleaning sand adhered to inner wall of casting by high-pressure water gas | |
| CN213703948U (en) | Vertical vibration steel mould | |
| CN214645126U (en) | Low-high pressure general forming device | |
| CN201434805Y (en) | Liquid-control air vent valve of hydraulic press | |
| CN210372129U (en) | Pneumatic control reversing valve | |
| CN220547512U (en) | Key forming equipment with multiple superchargers | |
| CN110552863A (en) | cooling structure for cylinder cover of diaphragm compressor | |
| CN201225258Y (en) | Compressor forging air cylinder | |
| CN212383439U (en) | Novel end cover for molecular sieve of oxygen generator | |
| CN217964631U (en) | Local exhaust apparatus that strengthens of complicated sand mould foundry goods | |
| CN217369430U (en) | Conditioner steam port cleaning device | |
| CN209502739U (en) | Stamping die is used in a kind of U-shaped connector production of antenna | |
| CN221547908U (en) | Small-size oxygenerator solenoid valve subassembly |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |