CN216618632U - High-pressure suction and discharge valve for viscous granular material delivery pump - Google Patents
High-pressure suction and discharge valve for viscous granular material delivery pump Download PDFInfo
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- CN216618632U CN216618632U CN202123391234.8U CN202123391234U CN216618632U CN 216618632 U CN216618632 U CN 216618632U CN 202123391234 U CN202123391234 U CN 202123391234U CN 216618632 U CN216618632 U CN 216618632U
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Abstract
The utility model discloses a high-pressure suction and discharge valve for a viscous granular material delivery pump, which belongs to the technical field of delivery pumps and comprises a valve body, wherein a suction and discharge oil cylinder is arranged at one end of the valve body, a piston rod is arranged in the suction and discharge oil cylinder in a sliding manner, the piston rod extends to the interior of the valve body, and a first feeding hole is formed in one end, close to the suction and discharge oil cylinder, of the top of the valve body. The ball head at the end part of the piston rod is arranged and matched with the ball-shaped groove on the cone valve and the groove on the flange plate for use, so that the cone valve is connected in a floating manner, the problem that the cone valve cannot be accurately sealed in the reciprocating process when the piston rod in the suction and exhaust oil cylinder pushes the cone valve due to machining errors or assembly errors can be solved, the cone valve can swing within a certain range at 360 degrees in a floating state, and the two sides of the cone valve are provided with slopes, so that the valve seat can be automatically centered for sealing under the condition of sealing.
Description
Technical Field
The utility model relates to a high-pressure suction and discharge valve group, in particular to a high-pressure suction and discharge valve for a viscous granular material conveying pump, and belongs to the technical field of conveying pumps.
Background
The delivery pump is a concrete delivery device which continuously delivers concrete meeting pumping conditions to a pouring construction site through a pipeline which is horizontally or vertically laid, and the delivery pump is used by being matched with a high-pressure suction and discharge valve in the using process;
however, in the use process of the existing high-pressure suction and discharge valve, the cone valve is hard connected with the piston rod, the installation process is inconvenient, and the sealing effect is poor, so the utility model provides the high-pressure suction and discharge valve for the viscous granular material delivery pump to solve the problems in the prior art.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims to provide a high-pressure suction and discharge valve for a viscous granular material delivery pump, which aims to solve the problems of inconvenience in installation and poor sealing effect in the prior art.
The purpose of the utility model can be achieved by adopting the following technical scheme:
the utility model provides a thick granular material delivery pump is with high pressure suction and discharge valve, includes the valve body, the one end of valve body is provided with the suction and discharge hydro-cylinder, the inside slip of suction and discharge hydro-cylinder is provided with the piston rod, the piston rod extends to the inside of valve body, the one end that the valve body top is close to the suction and discharge hydro-cylinder is provided with first feed inlet, the one end that the suction and discharge hydro-cylinder was kept away from to the valve body bottom is provided with the second feed inlet, the one end that the suction and discharge hydro-cylinder was kept away from to the valve body is provided with the bin outlet, the one end that the valve body top is close to the bin outlet is provided with the valve gap, the inside one end that is close to the bin outlet of valve body is provided with preceding disk seat, the tip of piston rod is provided with the cone valve, be provided with unsteady coupling mechanism between cone valve and the piston rod.
Preferably: the floating connecting mechanism comprises a flange plate, a ball-shaped groove and a ball head, wherein the flange plate is attached to one side, close to the piston rod, of the cone valve, fixing bolts are uniformly arranged between the flange plate and the cone valve, the ball-shaped groove is formed in the inner side of the cone valve, a groove is formed in one side, close to the ball-shaped groove, of the flange plate, the ball head is arranged inside the ball-shaped groove, and the piston rod is fixedly connected with the ball head.
Preferably: the fixing bolts are in threaded connection with the cone valve and are arranged in a circular array by taking the piston rods as axes.
Preferably: and the inner side wall of the valve body is coated with an antirust coating.
Preferably: the both sides of awl valve all are provided with the slope, and the angle between slope and the horizontal plane is 30.
Preferably: and a sealing gasket is arranged on the outer side of the bottom of the valve cover.
The utility model has the beneficial effects that:
the utility model provides a high-pressure suction and discharge valve for a viscous granular material delivery pump, which is characterized in that the arrangement of a ball head at the end part of a piston rod is matched with a ball-shaped groove on a cone valve and a groove on a flange plate for use, so that the cone valve is connected in a floating type, the problem that the cone valve cannot be precisely sealed in the reciprocating process when the piston rod in a suction and discharge oil cylinder pushes the cone valve due to processing errors or assembly errors can be solved, the cone valve can swing within a certain range at 360 degrees in a floating state and slopes are arranged on two sides of the cone valve, so that the valve seat can be automatically centered for sealing under the condition of sealing, the arrangement of a valve cover at the top of a valve body can facilitate the cleaning of a valve group cavity, when a wearing part is replaced, the valve seat can be replaced only by detaching a pipeline at a material outlet, the use is more convenient, in addition, in the design mode, in the slurry discharge process, the cone valve is in the state of the closed valve seat, so that the filler seal is not stressed in the slurry discharging process, and the service life of the filler seal can be greatly prolonged.
Drawings
FIG. 1 is a diagram of the slurry suction state of the present invention;
FIG. 2 is a discharge state diagram of the present invention;
fig. 3 is a partial structural view of the present invention.
In the figure: 1. a valve body; 2. a suction oil cylinder; 3. a piston rod; 4. a first feed port; 5. a second feed port; 6. a discharge outlet; 7. a valve cover; 8. a rear valve seat; 9. a front valve seat; 10. a cone valve; 11. a flange plate; 12. fixing the bolt; 13. a spherical groove; 14. a groove; 15. a ball head.
Detailed Description
In order to make the technical solutions of the present invention more clear and definite for those skilled in the art, the present invention is further described in detail below with reference to the following examples and the accompanying drawings, but the embodiments of the present invention are not limited thereto.
As shown in fig. 1-3, this embodiment provides a viscous granular material is high-pressure suction and discharge valve for delivery pump, including valve body 1, one end of valve body 1 is provided with suction and discharge hydro-cylinder 2, the inside of suction and discharge hydro-cylinder 2 slides and is provided with piston rod 3, piston rod 3 extends to the inside of valve body 1, the one end that the top of valve body 1 is close to suction and discharge hydro-cylinder 2 is provided with first feed inlet 4, the one end that the suction and discharge hydro-cylinder 2 was kept away from to valve body 1 is provided with second feed inlet 5, the one end that the suction and discharge hydro-cylinder 2 was kept away from to valve body 1 is provided with bin outlet 6, the one end that the top of valve body 1 is close to bin outlet 6 is provided with valve gap 7, the inside one end that is close to first feed inlet 4 of valve body 1 is provided with back disk seat 8, the inside one end that is close to bin outlet 6 of valve body 1 is provided with preceding disk seat 9, the tip of piston rod 3 is provided with cone valve 10, be provided with floating connection mechanism between cone valve 10 and the piston rod 3.
In this embodiment, as shown in fig. 3, the floating connection mechanism includes a flange 11, a spherical groove 13 and a ball head 15, the flange 11 is attached to one side of the conical valve 10 close to the piston rod 3, fixing bolts 12 are uniformly arranged between the flange 11 and the conical valve 10, the spherical groove 13 is formed in the inner side of the conical valve 10, a groove 14 is formed in one side of the flange 11 close to the spherical groove 13, the ball head 15 is arranged inside the spherical groove 13, the piston rod 3 is fixedly connected with the ball head 15, and in the use process, the ball head 15 can rotate at an angle of 360 degrees inside the spherical groove 13, so that the angle of the conical valve 10 can be adjusted, and the floating connection mechanism is attached to the valve seat.
In the present embodiment, as shown in fig. 3, the fixing bolts 12 are screwed to the cone valve 10, and the fixing bolts 12 are arranged in a circular array with the piston rod 3 as an axis, so that the connection stability between the cone valve 10 and the flange plate 11 is improved.
In the embodiment, as shown in fig. 1, the inner side wall of the valve body 1 is coated with the antirust coating, so that the service life of the device is ensured.
In the present embodiment, as shown in fig. 3, both sides of the cone valve 10 are provided with slopes, and an angle between the slopes and a horizontal plane is 30 °, so that the valve seat can be automatically centered for sealing in the using process.
In this embodiment, as shown in fig. 1, a sealing gasket is disposed on the outer side of the bottom of the valve cover 7, so as to improve the sealing effect of the valve cover 7.
As shown in fig. 1 to 3, the present embodiment provides a high-pressure suction and discharge valve for a viscous granular material transfer pump, which operates as follows:
step 1: in the installation process, the valve cover 7 is opened, the cone valve 10 is attached to the end part of the piston rod 3, the ball head 15 is limited in the spherical groove 13, then the flange plate 11 is attached to the cone valve 10 and is fixed by the fixing bolt 12;
and 2, step: slurry suction state: the piston rod 3 is pushed to move by the oil fed into the suction and discharge oil cylinder 2, the cone valve 10 is combined with the front valve seat 9, and the ball head 15 can rotate within the spherical groove 13 by an angle of 360 degrees, so that the angle of the cone valve 10 can be adjusted, the rest front valve seats 9 of the cone valve 10 are tightly attached, the piston of the pump body sucks materials, and the materials enter the pump body through the first feed port 4 and the second feed port 5;
and step 3: a discharging state: the piston rod 3 is pushed to move by the oil fed into the suction oil cylinder 2, the cone valve 10 is attached to the rear valve seat 8, the piston of the pump body discharges materials, and the materials are pumped into a slurry outlet pipeline through the pump body, the valve body 1 and the discharge port 6.
The above description is only for the purpose of illustrating the present invention and is not intended to limit the scope of the present invention, and any person skilled in the art can substitute or change the technical solution of the present invention and its conception within the scope of the present invention.
Claims (6)
1. The utility model provides a thick granular material delivery pump is with high-pressure suction valve which characterized in that: comprises a valve body (1), wherein one end of the valve body (1) is provided with a suction and discharge oil cylinder (2), a piston rod (3) is arranged inside the suction and discharge oil cylinder (2) in a sliding manner, the piston rod (3) extends to the inside of the valve body (1), one end of the top of the valve body (1) close to the suction and discharge oil cylinder (2) is provided with a first feed inlet (4), one end of the bottom of the valve body (1) far away from the suction and discharge oil cylinder (2) is provided with a second feed inlet (5), one end of the valve body (1) far away from the suction and discharge oil cylinder (2) is provided with a discharge hole (6), one end of the top of the valve body (1) close to the discharge hole (6) is provided with a valve cover (7), one end of the inside of the valve body (1) close to the first feed inlet (4) is provided with a rear valve seat (8), one end of the inside of the valve body (1) close to the discharge hole (6) is provided with a front valve seat (9), the end of the piston rod (3) is provided with a cone valve (10), and a floating connecting mechanism is arranged between the cone valve (10) and the piston rod (3).
2. A high pressure suction and discharge valve for a viscous particulate material transfer pump according to claim 1, wherein: floating connection mechanism includes ring flange (11), ball-type groove (13) and bulb (15), ring flange (11) laminating is close to one side of piston rod (3) in cone valve (10), evenly be provided with between ring flange (11) and cone valve (10) fixing bolt (12), ball-type groove (13) have been seted up to the inboard of cone valve (10), one side that ring flange (11) are close to ball-type groove (13) is seted up flutedly (14), the inside in ball-type groove (13) is provided with bulb (15), fixed connection between piston rod (3) and bulb (15).
3. A high pressure suction and discharge valve for a viscous particulate material transfer pump according to claim 2, wherein: the fixed bolt (12) is in threaded connection with the cone valve (10), and the fixed bolt (12) is arranged in a circular array by taking the piston rod (3) as an axis.
4. A high pressure suction and discharge valve for a viscous particulate material transfer pump according to claim 1, wherein: and the inner side wall of the valve body (1) is coated with an antirust coating.
5. A high pressure suction and discharge valve for a viscous particulate material transfer pump according to claim 1, wherein: slopes are arranged on two sides of the cone valve (10), and the angle between each slope and the horizontal plane is 30 degrees.
6. A high pressure suction and discharge valve for a viscous particulate material transfer pump according to claim 1, wherein: and a sealing gasket is arranged on the outer side of the bottom of the valve cover (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123391234.8U CN216618632U (en) | 2021-12-30 | 2021-12-30 | High-pressure suction and discharge valve for viscous granular material delivery pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123391234.8U CN216618632U (en) | 2021-12-30 | 2021-12-30 | High-pressure suction and discharge valve for viscous granular material delivery pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216618632U true CN216618632U (en) | 2022-05-27 |
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ID=81686249
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123391234.8U Active CN216618632U (en) | 2021-12-30 | 2021-12-30 | High-pressure suction and discharge valve for viscous granular material delivery pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216618632U (en) |
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2021
- 2021-12-30 CN CN202123391234.8U patent/CN216618632U/en active Active
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