CN218990077U

CN218990077U - Leakage-proof buried gate

Info

Publication number: CN218990077U
Application number: CN202223552965.0U
Authority: CN
Inventors: 冯立斌; 甘郑; 刘燕; 吴杰; 杨光
Original assignee: Anhui Tongdu Flow Technology Co ltd
Current assignee: Anhui Tongdu Flow Technology Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-05-09
Anticipated expiration: 2032-12-30

Abstract

The utility model discloses a leakage-proof buried gate, which relates to the field of hydraulic engineering equipment and comprises a driver, a screw rod, a guide rail and a gate, wherein the guide rail comprises two U-shaped strips and a transverse plate connected with the two U-shaped strips, the inner cavities of the two U-shaped strips and the bottom of the gate are respectively provided with an elastic sealing gasket, and the leakage-proof buried gate further comprises a garbage storage preventing unit used for preventing garbage from being stored in the U-shaped cavities of the two U-shaped strips. The water flow drives the impurities in the U-shaped cavity of the U-shaped strip to drop onto the first inclined surface of the jacking block through the action of self gravity and move downwards along the first inclined surface of the jacking block, and finally the impurities moving out of the U-shaped cavity are washed away by the water flow, so that the accumulation of the impurities in the U-shaped cavity of the U-shaped strip can be avoided, and the water leakage phenomenon is avoided.

Description

Leakage-proof buried gate

Technical Field

The utility model relates to the field of hydraulic engineering equipment, in particular to a leakage-proof buried gate.

Background

The existing buried gate generally comprises a driver, a screw rod, a guide rail and a gate, wherein the driver is used for driving the screw rod to rotate forward or backward so as to drive the gate to ascend or descend, when the buried gate is used, problems exist, during drainage, along with the flow of water flow, some small hard impurities are easily carried into a U-shaped cavity on the guide rail (impurities on a transverse plate of the buried gate are directly flushed away along with the water flow) and accumulated and remained in the U-shaped cavity, so that the bottom of the buried gate cannot be completely contacted with the lower end of the transverse plate and a gap is left when the gate is closed, and a water leakage phenomenon is easy to occur.

Disclosure of Invention

The utility model aims at providing a buried gate of leak protection formula, be provided with and prevent remaining the unit, rivers drive the impurity of sending to the U-shaped intracavity of U type strip through self action of gravity will drop to the first inclined plane of jacking piece on and along its first inclined plane downwardly moving to finally move out the U-shaped chamber and be washed away by rivers, can avoid the accumulation of U-shaped intracavity impurity of U-shaped strip, avoid causing the emergence of water leakage phenomenon.

In order to achieve the above purpose, the present application provides the following technical solutions: the utility model provides a buried gate of leak protection formula, includes driver, screw rod, guide rail and gate, the guide rail includes two U-shaped strips and connects two the diaphragm of U-shaped strip, two the inner chamber of U-shaped strip and the bottom of gate all is provided with the elastic sealing pad, still includes and is used for preventing two the U-shaped chamber of U-shaped strip remains the unit of preventing of rubbish.

Preferably, the retention preventing unit comprises two hollow upright posts fixed at the lower ends of the U-shaped strip and the transverse plate, a reset spring is fixed in an inner cavity of the hollow upright posts, a jacking block is fixed at the upper end of the reset spring, a first inclined plane is arranged at the upper end of the jacking block, and a second inclined plane with the same inclination angle as the first inclined plane is arranged at the lower end of the gate.

Preferably, the inclination angle of the first inclined surface is controlled to be between 45 ° and 60 °.

Preferably, the lower end of the hollow upright post is provided with a positioning post with a conical structure.

Preferably, an elastic sealing sleeve is arranged on the outer surface of the jacking block, and the outer surface of the elastic sealing sleeve is respectively abutted against the inner cavity of the U-shaped strip, the side end of the transverse plate and the inner cavity wall of the hollow upright post.

Preferably, the inner cavities of the hollow upright posts and the inner cavities of the transverse plates are respectively provided with a through hole, the inner cavities of the two through holes are communicated, the transverse plates are provided with a plurality of water inlet holes communicated with the through holes, and the water inlet holes are internally provided with a filter screen.

In summary, the utility model has the technical effects and advantages that:

1. the utility model has reasonable structure, is provided with the anti-retaining unit, and the water flow drives the impurities in the U-shaped cavity of the U-shaped strip to drop onto the first inclined plane of the jacking block through the self gravity effect and move downwards along the first inclined plane of the jacking block, and finally moves out of the U-shaped cavity to be washed away by the water flow, so that the accumulation of the impurities in the U-shaped cavity of the U-shaped strip can be avoided, and the water leakage phenomenon is avoided;

2. in the utility model, the inclination angle of the first inclined plane is controlled between 45 degrees and 60 degrees, so that the jacking block has long service life while the automatic impurity removal is realized.

3. In the utility model, the elastic sealing sleeve is arranged on the outer surface of the jacking block, and mainly plays a role in sealing, so that tiny impurities are prevented from entering the inner cavity of the hollow upright post through gaps among the jacking block, the U-shaped strip, the transverse plate and the hollow upright post and accumulating in the inner cavity, and excessive impurities accumulated in the hollow upright post can be prevented from easily influencing the movement of the reset spring

4. According to the utility model, the through holes and the water inlet holes are formed, so that the inner cavity of the hollow upright post is kept consistent with the external air pressure, and the situation that the lifting block has a large upward force on the gate due to the air pressure effect when the gate is closed is avoided, so that the sealing effect is reduced due to insufficient extrusion force applied to the lower end of the gate and the upper end of the transverse plate.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of a split structure of the gate and the guide rail;

FIG. 3 is a schematic diagram of the split structure of the anti-persistence unit of FIG. 1 according to the present utility model;

fig. 4 is a schematic cross-sectional elevation view of the hollow column of fig. 3 according to the present utility model.

In the figure: 1. a driver; 2. a screw; 3. a U-shaped strip; 4. a gate; 5. a persistence preventing unit; 51. a hollow upright; 52. a return spring; 53. a jacking block; 54. a first inclined surface; 55. positioning columns; 6. a second inclined surface; 7. a cross plate; 8. a through hole; 9. and a water inlet hole.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples: the leakage-proof buried gate shown in reference to fig. 1 comprises a driver 1, a screw rod 2, a guide rail and a gate 4, wherein the guide rail comprises two U-shaped strips 3 and a transverse plate 7 connected with the two U-shaped strips 3, the inner cavities of the two U-shaped strips 3 and the bottom of the gate 4 are respectively provided with an elastic sealing gasket, and the leakage-proof buried gate further comprises a garbage storage preventing unit 5 used for preventing garbage from being stored in the U-shaped cavities of the two U-shaped strips 3.

As a preferred implementation manner in this embodiment, as shown in fig. 3 and 4, the anti-retaining unit 5 includes two hollow upright posts 51 fixed at the lower ends of the U-shaped strip 3 and the cross plate 7, the inner cavity of the hollow upright post 51 is fixed with a return spring 52, the upper end of the return spring 52 is fixed with a jack-up block 53, the upper end of the jack-up block 53 is provided with a first inclined plane 54, the lower end of the gate 4 is provided with a second inclined plane 6 with the same inclination angle as the first inclined plane 54, when the gate 4 is not opened, the position of the jack-up block 53 is shown in fig. 4, at this moment, the first inclined plane 54 is in contact with the second inclined plane 6, the bottom of the gate 4 is in contact with the upper end of the cross plate 7 and the inner wall of the U-shaped strip 3 to form a seal, when the gate 4 is driven by the screw rod 2 to move upwards, the lower end of the jack-up block 53 is located in the inner cavity of the hollow upright post 54 under the action of the return spring 52, in this process, along with the flow of the water flow, the water flow is driven by the water flow to the U-shaped cavity of the U-shaped strip 3, the water flow is automatically dropped into the U-shaped cavity by the gravity cavity by the water flow, and the gravity is automatically dropped down to the U-shaped cavity by the jack-up block to the first inclined plane to the U-shaped strip, thereby avoiding the occurrence of the phenomenon that the impurity is accumulated in the U-shaped cavity from flowing down by itself, and the U-shaped cavity is caused by the gravity is automatically flowing down by the first inclined plane.

In this embodiment, as shown in fig. 4, the inclination angle of the first inclined surface 54 is controlled to be between 45 ° and 60 °, so that impurities are easy to stay on the first inclined surface 54 due to the too small inclination angle, and the automatic impurity removal is not performed, meanwhile, since the pressure of the gate 4 applied by the jacking block 53 is always in a vertical state with the first inclined surface 54, when the inclination angle is larger, the lateral friction force applied by the jacking block 53 is larger and larger (i.e. the friction between the jacking block 53 and the inner wall of the U-shaped strip 3 and the inner wall of the hollow upright post 51 is larger and larger), the jacking block 53 is easy to wear seriously, so that a larger gap is generated between the jacking block 53 and the inner cavity of the U-shaped strip 3 and the hollow upright post 51, impurities are easy to enter the hollow upright post 51 through the gap to accumulate, and further the movement of the return spring 52 is affected, so that the inclination angle is controlled to be between 45 ° and 60 °, and the jacking block 53 has a long service life.

In this embodiment, as shown in fig. 3, the lower end of the hollow upright post 51 is provided with a positioning post 55 with a conical structure, and the positioning of the guide rail formed by the U-shaped strip 4 and the transverse plate 7 can be realized by inserting the positioning post 55 into soil or concrete, so that the fixed installation of the guide rail is facilitated.

As a preferred implementation manner in this embodiment, not shown in the drawing, the outer surface of the jack-up block 53 is provided with an elastic sealing sleeve, and the outer surface of the elastic sealing sleeve is respectively abutted against the inner cavity of the U-shaped bar 3, the side end of the transverse plate 7 and the inner cavity wall of the hollow upright post 51, and the elastic sealing sleeve mainly plays a role in sealing, so that fine impurities are prevented from entering the inner cavity of the hollow upright post 51 through the gaps between the jack-up block 53 and the U-shaped bar 3, the transverse plate 7 and the hollow upright post 51 and accumulating in the hollow upright post 51, and excessive accumulation of impurities in the hollow upright post 51 can be prevented from easily influencing the movement of the return spring 52.

In this embodiment, as shown in fig. 2 and fig. 4, the inner cavities of the hollow upright post 51 and the inner cavity of the transverse plate 7 are respectively provided with a through hole 8, the inner cavities of the two through holes 8 are communicated, the transverse plate 7 is provided with a plurality of water inlet holes 9 communicated with the through holes 8, and a filter screen is installed in the water inlet holes 9, so that the inner cavities of the hollow upright post 51 are consistent with the external air pressure, the situation that the lifting block 53 has a great upward force on the gate 4 due to the air pressure when the gate 4 is closed is avoided, the sealing effect is reduced due to insufficient extrusion force applied to the lower end of the gate 4 and the upper end of the transverse plate 7, the leakage of water is avoided, and the filter screen is arranged to prevent the accumulation of impurities in the inner cavity of the hollow upright post 51.

The working principle of the utility model is as follows: when the gate 4 is not opened, the position of the jacking block 53 is shown in fig. 4, at this time, the first inclined surface 54 is in contact with the second inclined surface 6, the bottom of the gate 4 is in contact with the upper end of the transverse plate 7 and the inner wall of the U-shaped strip 3 to form a seal, when the gate 4 is driven by the screw rod 2 to move upwards, the jacking block 53 moves upwards to a certain height under the action of the reset spring 52, the lower end of the jacking block 53 is positioned in the inner cavity of the hollow upright post 54, in the process, along with the flow of water flow, the impurities in the U-shaped cavity of the U-shaped strip 3 are driven by the water flow to drop onto the first inclined surface 54 of the jacking block 53 and move downwards along the first inclined surface 54 of the jacking block, and finally move out of the U-shaped cavity to be washed away by the water flow, and the impurities in the U-shaped cavity are automatically discharged under the action of self gravity, so that the occurrence of water leakage phenomenon can be avoided;

the inclination angle of the first inclined plane 54 is controlled to be between 45 and 60 degrees, impurities are easy to stay on the inclined plane due to the fact that the inclination angle is too small, the aim of automatic impurity removal is not achieved, meanwhile, the pressure of the gate 4 borne by the jacking block 53 is always vertical to the first inclined plane 54, when the inclination angle is larger, the lateral friction force borne by the jacking block 53 is larger and larger (namely, the friction between the jacking block 53 and the inner wall of the U-shaped strip 3 and the inner wall of the hollow upright post 51 is larger and larger), the jacking block 53 is easy to wear, larger gaps are formed between the jacking block 53 and the U-shaped strip 3 and the hollow upright post 51, impurities easily enter the inner cavity of the hollow upright post 51 through the gaps to cause impurity accumulation, and further the movement of the reset spring 52 is affected, and therefore the inclination angle is controlled to be between 45 and 60 degrees, and the jacking block 53 has long service life when the automatic impurity removal is achieved well;

the elastic sealing sleeve is arranged on the outer surface of the jacking block 53, and mainly plays a role in sealing, so that tiny impurities are prevented from entering the inner cavity of the hollow upright post 51 through gaps among the jacking block 53, the U-shaped strip 3, the transverse plate 7 and the hollow upright post 51 and accumulating in the inner cavity, and excessive impurity accumulation in the hollow upright post 51 can be prevented from easily influencing the movement of the reset spring 52;

the inner cavities of the hollow upright posts 51 and the inner cavities of the transverse plates 7 are respectively provided with a through hole 8, the inner cavities of the two through holes 8 are communicated, the transverse plates 7 are provided with a plurality of water inlet holes 9 communicated with the through holes 8, filter screens are arranged in the water inlet holes 9, the purpose of arranging the through holes 8 and the water inlet holes 9 is to keep the inner cavities of the hollow upright posts 51 consistent with the external air pressure, the situation that the lifting block 53 has a great upward force on the gate 4 due to the air pressure effect when the gate 4 is closed is avoided, the sealing effect is reduced due to insufficient extrusion force on the lower end of the gate 4 and the upper end of the transverse plates 7, the leakage of water is avoided, and the filter screens are arranged to prevent the accumulation of impurities in the inner cavities of the hollow upright posts 51.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a buried gate of leak protection formula, includes driver (1), screw rod (2), guide rail and gate (4), the guide rail includes two U-shaped strip (3) and connects two diaphragm (7) of U-shaped strip (3), two the inner chamber of U-shaped strip (3) and the bottom of gate (4) all is provided with elastic sealing pad, its characterized in that: the garbage collection device also comprises a garbage collection unit (5) for preventing garbage from being stored in the U-shaped cavities of the two U-shaped strips (3).

2. The leakproof underground gate of claim 1, wherein: the anti-retaining unit (5) comprises two hollow upright posts (51) fixed at the lower ends of the U-shaped strip (3) and the transverse plate (7), a reset spring (52) is fixed in an inner cavity of the hollow upright posts (51), a jacking block (53) is fixed at the upper end of the reset spring (52), a first inclined surface (54) is arranged at the upper end of the jacking block (53), and a second inclined surface (6) with the same inclination angle as the first inclined surface (54) is arranged at the lower end of the gate (4).

3. The leakproof underground gate of claim 2, wherein: the inclination angle of the first inclined surface (54) is controlled to be between 45 DEG and 60 deg.

4. The leakproof underground gate of claim 2, wherein: the lower end of the hollow upright post (51) is provided with a positioning post (55) with a conical structure.

5. The leakproof underground gate of claim 2, wherein: the outer surface of jack-up piece (53) is provided with the elastic sealing cover, just the surface of elastic sealing cover respectively with the inner chamber of U-shaped strip (3), the side of diaphragm (7) is held and the inner chamber wall of hollow stand (51) is inconsistent.

6. The leakproof underground gate of claim 5, wherein: the inner cavity of the hollow upright post (51) and the inner cavity of the transverse plate (7) are respectively provided with a through hole (8), the inner cavities of the through holes (8) are communicated, the transverse plate (7) is provided with a plurality of water inlet holes (9) communicated with the through holes (8), and a filter screen is arranged in the water inlet holes (9).