CN216923413U

CN216923413U - Check valve of VPI equipment

Info

Publication number: CN216923413U
Application number: CN202220735586.6U
Authority: CN
Inventors: 雷开生; 叶建盛; 谢东继
Original assignee: Hedrich Xiamen Vacuum Machinery Manufacturing Co ltd
Current assignee: Hedrich Xiamen Vacuum Machinery Manufacturing Co ltd
Priority date: 2022-03-30
Filing date: 2022-03-30
Publication date: 2022-07-08
Anticipated expiration: 2032-03-30

Abstract

The utility model discloses a check valve of VPI equipment, which belongs to the technical field of vacuum pressure impregnation and adopts the technical scheme that the check valve comprises a check valve body, wherein a mounting frame is fixedly connected to the surface of the check valve body, a connecting plate is arranged at the bottom of the check valve body, and a sealing mechanism is fixedly arranged on the inner wall of the check valve body; sealing mechanism includes guide plate, closing plate, compression spring, connector, bellows, first O type circle, flange and flange bottom plate, the inner wall of guide plate fixed mounting and check valve body, the bottom of guide plate and flange's top fixed mounting, flange's bottom and flange bottom plate's top fixed connection have solved the check valve in traditional pressure flooding equipment, and the equipment inner bag can spill over in a large number at the promotion in-process material, has reached and has avoided the inner bag to spill over in a large number at the promotion in-process material, and sealing performance when influencing the secondary and using influences production efficiency's purpose.

Description

Check valve of VPI equipment

Technical Field

The utility model relates to the technical field of vacuum pressure impregnation, in particular to a check valve of VPI equipment.

Background

The vacuum pressure impregnation equipment is processing equipment for performing pressure impregnation treatment on a refractory product by using a vacuum pressure container filled with liquid asphalt, wherein usually, dolomite bricks, partial magnesia bricks, sliding plate bricks and the like are subjected to asphalt impregnation treatment, and the impregnated bricks are cracked and fractionated by heating the asphalt impregnated into the bricks in the use process, so that a small amount of carbon is deposited in the pores of the bricks to form residual carbon and carbon-containing refractory products, the performances of slag corrosion resistance and the like are obviously enhanced, and the service life of the products is prolonged.

The check valve can be used in vacuum pressure impregnation equipment, and the existing check valve is used in the traditional pressure impregnation equipment, so that the material can be greatly overflowed in the lifting process of the equipment liner, the sealing performance is influenced during secondary use, and the production efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a check valve of VPI equipment, aiming at solving the problems that materials of an equipment inner container can overflow in a lifting process in the traditional pressure impregnation equipment of the check valve, the sealing performance is influenced during secondary use, and the production efficiency is influenced.

The one-way valve of the VPI equipment comprises a one-way valve body, wherein a mounting frame is fixedly connected to the surface of the one-way valve body, a connecting plate is arranged at the bottom of the one-way valve body, and a sealing mechanism is fixedly arranged on the inner wall of the one-way valve body;

the sealing mechanism comprises a guide plate, a sealing plate, a compression spring, a connector, a corrugated pipe, a first O-shaped ring, a connecting flange and a flange bottom plate, the guide plate is fixedly arranged on the inner wall of the check valve body, the bottom of the guide plate is fixedly arranged on the top of the connecting flange, the bottom of the connecting flange is fixedly connected with the top of the flange bottom plate, the top of the connecting flange is fixedly connected with the bottom of the first O-shaped ring, the top of the corrugated pipe is fixedly connected with the bottom of the sealing plate, the top of the connector sequentially penetrates through the flange bottom plate, the connecting flange, the first O-shaped ring, the corrugated pipe and the sealing plate, the inner wall of the compression spring is sleeved on the surface of the connector, the top of the compression spring is fixedly connected with the inner wall of the sealing plate, the bottom of the compression spring is fixedly connected with the top of the flange bottom plate, and the bottom of the connector extends to the bottom of the connecting plate, the bottom of the flange bottom plate is fixedly connected with the top of the connecting plate.

In order to achieve the effect of increasing the sealing effect of the one-way valve body and avoid the material overflow of the one-way valve body in use, as a preferred one of the one-way valves of the VPI equipment of the present invention, the bottom of the connecting plate is fixedly connected with a sealing cone, the bottom of the sealing cone is fixedly connected with a second O-ring, the bottom of the sealing cone is fixedly connected with a sealing rod, one side of the connector close to the second O-ring is fixedly connected with the second O-ring, one opposite side of the sealing cone is fixedly installed with a fixing plate, one opposite side of the two fixing plates is fixedly connected with a guide shaft, and one opposite side of the two guide shafts is fixedly connected with one side close to the connector.

In order to achieve the effect of facilitating a user to lubricate the check valve body, the check valve of the VPI equipment is preferably provided with an outlet flange at the bottom of the sealing rod, a third O-shaped ring is fixedly connected to the inner wall of the outlet flange, a sealing valve seat is fixedly connected to the bottom of the outlet flange, and an oil cup is communicated with the surface of the sealing valve seat.

In order to achieve the effect that the jacking coupler enables the one-way valve body to be opened and closed, the preferred one of the VPI equipment one-way valves is that the top of the sealing valve seat is fixedly connected with a connecting rod, and the bottom of the connecting rod is fixedly connected with an air cylinder.

In order to achieve the effect that the one-way valve body seals materials by assisting the jacking connector, the preferred one-way valve of the VPI equipment is characterized in that the top of the cylinder is fixedly connected with a coupler, the top of the coupler is fixedly connected with a guide shaft, the top of the guide shaft sequentially penetrates through the sealing valve seat, the outlet flange and the third O-shaped ring, and the top of the guide shaft is fixedly connected with the bottom of the connector. Compared with the prior art, the utility model has the beneficial effects that:

the check valve of the VPI equipment can lead the liner and the corrugated pipe sealing device to be strictly sealed to prevent materials from overflowing under the action of the spring force when the liner is placed in the tank by arranging the guide plate, the sealing plate, the compression spring, the connector, the corrugated pipe, the first O-shaped ring, the connecting flange and the flange bottom plate to be matched for use, when the material is required to be fed from the storage tank to the dipping tank, the cylinder shaft ejection mechanism can open the internal cone sealing structure, so that the material can smoothly enter and exit, when the inner container needs to be lifted, the cylinder shaft is recycled, the material at the bottom can be pumped back to the storage tank by the gear pump, after certain drip is passed, the inner container can be lifted to ensure that no material drips, and the aims of preventing the inner container from overflowing a large amount of materials in the lifting process to influence the sealing performance in secondary use and the production efficiency are fulfilled.

Drawings

FIG. 1 is an overall structural view of a check valve of a VPI apparatus of the present invention;

FIG. 2 is a front sectional view of a partial structure of the present invention;

FIG. 3 is a perspective view of a partial structure of the present invention;

FIG. 4 is a front sectional view of a partial structure of the present invention;

FIG. 5 is a connecting plate according to the present invention; the fixed plate, the second O-shaped ring, the sealing rod and the sealing cone are in front sectional view;

FIG. 6 is a front cross-sectional view of the sealing mechanism of the present invention;

FIG. 7 is a schematic diagram of the connection of the partial structure of the present invention.

In the figure, 1, a check valve body; 2. a sealing mechanism; 201. a baffle; 202. a sealing plate; 203. a compression spring; 204. a connector; 205. a bellows; 206. a first O-ring; 207. a connecting flange; 208. a flange base plate; 3. a mounting frame; 4. sealing the valve seat; 5. a connecting plate; 6. a fixing plate; 7. a guide shaft; 8. a cylinder; 9. a second O-ring; 10. a sealing rod; 11. sealing the cone; 12. an oil cup; 13. a three-O-shaped ring; 14. an outlet flange; 15. a connecting rod; 16. a coupling.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Referring to fig. 1-7, the present invention provides the following technical solutions: a check valve of VPI equipment comprises a check valve body 1, wherein a mounting frame 3 is fixedly connected to the surface of the check valve body 1, a connecting plate 5 is arranged at the bottom of the check valve body 1, and a sealing mechanism 2 is fixedly mounted on the inner wall of the check valve body 1;

the sealing mechanism 2 comprises a guide plate 201, a sealing plate 202, a compression spring 203, a connector 204, a corrugated pipe 205, a first O-ring 206, a connecting flange 207 and a flange bottom plate 208, the guide plate 201 is fixedly arranged on the inner wall of the one-way valve body 1, the bottom of the guide plate 201 is fixedly arranged on the top of the connecting flange 207, the bottom of the connecting flange 207 is fixedly connected with the top of the flange bottom plate 208, the top of the connecting flange 207 is fixedly connected with the bottom of the first O-ring 206, the top of the corrugated pipe 205 is fixedly connected with the bottom of the sealing plate 202, the top of the connector 204 sequentially penetrates through the flange bottom plate 208, the connecting flange 207, the first O-ring 206, the corrugated pipe 205 and the sealing plate 202, the inner wall of the compression spring 203 is sleeved on the surface of the connector 204, the top of the compression spring 203 is fixedly connected with the inner wall of the sealing plate 202, and the bottom of the compression spring 203 is fixedly connected with the top of the flange bottom plate 208, the bottom of the connector 204 extends to the bottom of the connecting plate 5, and the bottom of the flange base plate 208 is fixedly connected with the top of the connecting plate 5.

In this embodiment: by the matching use of the guide plate 201, the sealing plate 202, the compression spring 203, the connector 204, the corrugated pipe 205, the first O-ring 206, the connecting flange 207 and the flange bottom plate 208, the liner corrugated pipe 205 sealing device can lead the liner and the corrugated pipe 205 sealing device to be strictly sealed under the action of the spring force to prevent materials from overflowing when the liner is placed in the tank, when the material is required to be fed from the storage tank to the dipping tank, the internal cone sealing structure can be opened by the cylinder 8 shaft ejection mechanism, so that the material can smoothly enter and exit, when the inner container needs to be lifted, the cylinder 8 shaft is recycled, the material at the bottom can be pumped back to the storage tank by the gear pump, after certain drip is passed, the inner container can be lifted to ensure that no material drips, and the aims of preventing the inner container from overflowing a large amount of materials in the lifting process to influence the sealing performance in secondary use and the production efficiency are fulfilled.

As a technical optimization scheme of the utility model, the bottom of the connecting plate 5 is fixedly connected with a sealing cone 11, the bottom of the sealing cone 11 is fixedly connected with a second O-shaped ring 9, the bottom of the sealing cone 11 is fixedly connected with a sealing rod 10, one side of the connector 204 close to the second O-shaped ring 9 is fixedly connected with the second O-shaped ring 9, the opposite sides of the sealing cone 11 are fixedly provided with fixing plates 6, the opposite sides of the two fixing plates 6 are fixedly connected with guide shafts 7, and the opposite sides of the two guide shafts 7 are fixedly connected with one side close to the connector 204.

In this embodiment: through the cooperation that sets up sealed cone 11, second O shape circle 9, sealing rod 10, fixed plate 6, guiding axle 7 and use, can increase the leakproofness of check valve body 1, avoid check valve body 1 the condition emergence that the material spilled over when using to influenced the user to check valve body 1's use, reached the sealed effect that increases check valve body 1, avoided check valve body 1 the purpose that the material spilled over when using.

As a technical optimization scheme of the utility model, the bottom of the sealing rod 10 is provided with an outlet flange 14, the inner wall of the outlet flange 14 is fixedly connected with a third O-shaped ring 13, the bottom of the outlet flange 14 is fixedly connected with a sealing valve seat 4, and the surface of the sealing valve seat 4 is communicated with an oil cup 12.

In this embodiment: the outlet flange 14, the third O-shaped ring 13, the sealing valve seat 4 and the oil cup 12 are matched for use, and the check valve body 1 can be lubricated, so that the lubricity of the check valve body 1 is increased, and the purpose of lubricating the check valve body 1 by a user is achieved.

As the technical optimization scheme of the utility model, the top of the sealing valve seat 4 is fixedly connected with a connecting rod 15, and the bottom of the connecting rod 15 is fixedly connected with a cylinder 8.

In this embodiment: through the cooperation that sets up connecting rod 15 and cylinder 8 use, carry out the jacking to shaft joint 16 under the effect of cylinder 8 to make check valve body 1 can open and close, reached jacking shaft joint 16 and made check valve body 1 can open and closed purpose.

As a technical optimization scheme of the utility model, the top of the cylinder 8 is fixedly connected with a coupling 16, the top of the coupling 16 is fixedly connected with a guide shaft 7, the top of the guide shaft 7 sequentially penetrates through the sealing valve seat 4, the outlet flange 14 and the third O-ring 13, and the top of the guide shaft 7 is fixedly connected with the bottom of the connector 204.

In this embodiment: through setting up guiding axle 7, can remove the connector 204 that moves under the effect of guiding axle 7 to make check valve body 1 can avoid overflowing of material, reached supplementary jacking connector 204 and made check valve body 1 carry out sealed purpose to the material.

The working principle is as follows: first, inner bag bellows 205 sealing device when putting the inner bag in the jar, make the strictly sealed of inner bag and bellows 205 sealing device prevent overflowing of material under the effect of spring force, when needs follow storage jar toward the flooding jar pay-off, inside cone seal structure can be opened to 8 axle ejection mechanisms of cylinder, make the material business turn over smoothly, when the inner bag is carried out to needs, 8 axles of cylinder are retrieved, the material of bottom can be beaten back the storage jar by the gear pump, after crossing when certain drip, can ensure not have any material water clock lifting the inner bag.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalents and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A check valve of VPI equipment comprises a check valve body (1) and is characterized in that: the surface of the one-way valve body (1) is fixedly connected with an installation frame (3), the bottom of the one-way valve body (1) is provided with a connecting plate (5), and the inner wall of the one-way valve body (1) is fixedly provided with a sealing mechanism (2);

the sealing mechanism (2) comprises a guide plate (201), a sealing plate (202), a compression spring (203), a connector (204), a corrugated pipe (205), a first O-shaped ring (206), a connecting flange (207) and a flange bottom plate (208), the guide plate (201) is fixedly installed on the inner wall of the one-way valve body (1), the bottom of the guide plate (201) is fixedly installed on the top of the connecting flange (207), the bottom of the connecting flange (207) is fixedly connected with the top of the flange bottom plate (208), the top of the connecting flange (207) is fixedly connected with the bottom of the first O-shaped ring (206), the top of the corrugated pipe (205) is fixedly connected with the bottom of the sealing plate (202), and the top of the connector (204) sequentially penetrates through the flange bottom plate (208), the connecting flange (207), the first O-shaped ring (206), the corrugated pipe (205) and the sealing plate (202), the inner wall of the compression spring (203) is sleeved on the surface of the connector (204), the top of the compression spring (203) is fixedly connected with the inner wall of the sealing plate (202), the bottom of the compression spring (203) is fixedly connected with the top of the flange bottom plate (208), the bottom of the connector (204) extends to the bottom of the connecting plate (5), and the bottom of the flange bottom plate (208) is fixedly connected with the top of the connecting plate (5).

2. A VPI device check valve according to claim 1, wherein: the bottom fixedly connected with of connecting plate (5) seals cone (11), the bottom fixedly connected with second O shape circle (9) of sealed cone (11), the bottom fixedly connected with sealing rod (10) of sealed cone (11), one side and second O shape circle (9) fixed connection that connector (204) are close to second O shape circle (9), the equal fixed mounting in one side that sealed cone (11) is relative has fixed plate (6), and between the equal fixedly connected with guiding axle (7) in one side that two fixed plate (6) are relative, one side fixed connection that two guiding axles (7) are relative and be close to connector (204).

3. A VPI device check valve according to claim 2, wherein: an outlet flange (14) is arranged at the bottom of the sealing rod (10), a third O-shaped ring (13) is fixedly connected to the inner wall of the outlet flange (14), a sealing valve seat (4) is fixedly connected to the bottom of the outlet flange (14), and the surface of the sealing valve seat (4) is communicated with an oil cup (12).

4. A VPI device check valve according to claim 3, wherein: the top fixedly connected with connecting rod (15) of sealed disk seat (4), the bottom fixedly connected with cylinder (8) of connecting rod (15).

5. A VPI apparatus check valve according to claim 4, wherein: the top fixedly connected with shaft coupling (16) of cylinder (8), the top fixedly connected with guiding axle (7) of shaft coupling (16), sealed disk seat (4), outlet flange (14) and third O type circle (13) are run through in proper order to the top of guiding axle (7), the bottom fixed connection of the top of guiding axle (7) and connector (204).