CN219508509U - Multiple sealing device for steel dam gate - Google Patents

Abstract

The utility model discloses a multiple sealing device for a steel dam gate, which belongs to the field of steel dam gates and comprises an L-shaped dam body, a steel dam gate, a primary sealing structure on the front surface of the steel dam gate and a secondary sealing structure on the side surface of the steel dam gate; the primary sealing structure comprises a support and a fixed plate, wherein the support is welded with the steel dam gate, the fixed plate is welded with the support, and symmetrical P-type rubber is arranged on the fixed plate; side plates extend from two sides of the support, and springs are arranged between the side plates and the P-type rubber; the secondary sealing structure is an embedded sealing strip, the embedded sealing strip is composed of an elastic part and an embedded part, and the elastic part is a plurality of groups of rubber fingers uniformly distributed on the embedded part. The secondary sealing structure is arranged on the side face of the steel dam gate, and the secondary sealing structure is matched with the prefabricated L-shaped dam body in advance to form double sealing with the primary sealing structure, so that the overall sealing performance is greatly improved; meanwhile, the steel dam gate has high overall structural strength, the sealing rubber strip is convenient to replace, and the cost is low.

Description

Multiple sealing device for steel dam gate

Technical Field

The utility model relates to the field of steel dams, in particular to a multiple sealing device for a steel dam gate.

Background

The steel gate driven by the bottom shaft is a new gate developed in recent years, belongs to a flap gate, and consists of gate leaves, a bottom cross shaft fixed at the bottom of the gate leaves, a bottom hinged support, a bottom water seal, a self-lubricating bearing, a side water seal, a hydraulic driving device, a hydraulic locking device and the like.

At present, the traditional valve sealing device comprises two parts: one part is provided with a bottom water seal at the bottom shaft, and the door leaf is provided with a side water seal, so that the water stopping effect is ensured; and only one contact surface is arranged between the side water seal and the dam body, multiple matching is not formed between the side water seal and the dam body, and when the side water seal leaks, the overall tightness cannot be ensured, so that the water retaining effect is greatly reduced.

Disclosure of Invention

The utility model aims to provide a multi-sealing device for a steel dam gate, which has high sealing performance.

The purpose of the utility model is realized in the following way: a multiple sealing device of a steel dam gate comprises an L-shaped dam body, the steel dam gate, a primary sealing structure on the front surface of the steel dam gate and a secondary sealing structure on the side surface of the steel dam gate;

the primary sealing structure comprises a support and a fixed plate, wherein the support is welded with the steel dam gate, the fixed plate is welded with the support, and symmetrical P-type rubber is arranged on the fixed plate; side plates extend from two sides of the support, and springs are arranged between the side plates and the P-type rubber;

the secondary sealing structure is an embedded sealing strip, the embedded sealing strip is composed of an elastic part and an embedded part, and the elastic part is a plurality of groups of rubber fingers uniformly distributed on the embedded part.

Preferably, the P-type rubber is composed of a pressing part and a fixing part, wherein the pressing part is round, and the inside of the pressing part is hollow and is communicated.

Preferably, the fixing part passes through the fixing plate through the T-shaped bolt and is rotationally fixed through the nut, a pressing plate is arranged between the T-shaped bolt and the fixing part, and the length of the pressing plate is consistent with that of the fixing part.

Preferably, the side part of the steel dam gate is provided with a T-shaped groove, the embedded part is in an I-shaped structure, and the embedded sealing strip is fixed by bolts after being inserted into the T-shaped groove through the I-shaped embedded part; the embedded part is fixed with the steel dam gate through bolts.

Preferably, one end of the spring is fixed on the fixing plate, and the other end of the spring is embedded into the fixing groove of the P-type rubber fixing part.

Preferably, the fixing groove is arranged at the junction of the pressing part and the fixing part of the P-type rubber.

Compared with the prior art, the utility model has the following advantages:

1. by arranging the support and the fixing plate on the steel dam gate and arranging the P-type rubber on the fixing plate, the steel dam gate is prevented from being directly perforated and fixed, the strength of the whole structure of the gate is ensured, and phenomena such as cracks and the like at the perforation position are avoided;

2. the symmetrical P-type rubber is arranged on the fixing plate to replace the traditional integral rubber, so that the rubber on one side can be selectively replaced when damaged, and the other side is reserved to reduce the cost; meanwhile, a certain gap is reserved between the fixing plate and the steel dam, so that an operation space is provided for the subsequent rubber replacement;

3. the secondary sealing structure is arranged on the side face of the steel dam gate and matched with the L-shaped dam body prefabricated in advance, so that double sealing is formed between the secondary sealing structure and the primary sealing structure, and the overall sealing performance is greatly improved; meanwhile, an integrated fixing groove is formed in the side face of the steel dam gate and matched with the I-shaped rubber, so that the installation stability of the I-shaped rubber can be effectively guaranteed, and falling is avoided.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

The dam comprises a 1L-shaped dam body, a 2 steel dam gate, a 21T-shaped groove, a 3 primary sealing structure, a 31 support, a 32 fixing plate, a 33 side plate, a 4 secondary sealing structure, a 41 elastic part, a 42 embedded part, 5P-shaped rubber, a 51 pressing part, a 52 fixing part, a 53 pressing plate and 6 springs.

Detailed Description

Further advantages and effects of the present utility model will become apparent to those skilled in the art from the disclosure of the present utility model, which is described by the following specific examples.

It should be noted that, in the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or directions or positional relationships in which the inventive product is conventionally put in use, are merely for convenience of describing the present utility model and for simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance. The terms "horizontal," "vertical," "overhang," and the like do not denote that the component is required to be absolutely horizontal or overhang, but may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediary, or communicating between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

As shown in fig. 1, a multiple sealing device for a steel dam gate comprises an L-shaped dam body 1, a steel dam gate 2, a primary sealing structure 3 on the front surface of the steel dam gate 2 and a secondary sealing structure 4 on the side surface;

the primary sealing structure 3 comprises a support 31 and a fixing plate 32, the support 31 is welded with the steel dam gate 2, the fixing plate 32 is welded with the support 31, symmetrical P-type rubber 5 is arranged on the fixing plate 32, the P-type rubber and the L-type dam body form extrusion to realize sealing, and meanwhile, the split P-type rubber is convenient for later maintenance and replacement; the two sides of the support 31 are extended with side plates 33, a spring 6 is arranged between the side plates 33 and the P-type rubber 5, and the spring is used for providing compensation force, so that the P-type rubber is subjected to elastic force to further strengthen the tightness;

the secondary sealing structure 4 is an embedded sealing strip, the embedded sealing strip is composed of an elastic part 41 and an embedded part 42, and the elastic part 41 is a plurality of groups of rubber fingers uniformly distributed on the embedded part 42.

As shown in fig. 1, the P-type rubber 5 is composed of a pressing portion 51 and a fixing portion 52, the pressing portion 51 is round, the inside of the pressing portion is hollow and is communicated, and the hollow inside of the pressing portion is beneficial to deformation of the pressing portion so as to ensure tightness between the pressing portion and the L-type dam body.

As shown in fig. 1, after the fixing portion 52 passes through the fixing plate through the T-shaped bolt and is rotationally fixed through the nut, a pressing plate 53 is arranged between the T-shaped bolt and the fixing portion 52, the length of the pressing plate 53 is consistent with that of the fixing portion 52, and the pressing plate is used for increasing the acting part, so that the fixing portion on one side of the principle bolt is tightly pressed through the pressing plate, and the overall stability of the fixing portion is facilitated.

As shown in fig. 1, the side part of the steel dam gate 2 is provided with a T-shaped groove 21, an embedded part 42 is in an I-shaped structure, and an embedded sealing strip is inserted into the T-shaped groove through the I-shaped embedded part and then fixed through a bolt; the embedded part is fixed with the steel dam gate through bolts.

As shown in fig. 1, one end of the spring 6 is fixed to the fixing plate 32, and the other end of the spring 6 is fitted into the fixing groove 53 of the P-type rubber fixing portion 52.

As shown in fig. 1, the fixing groove 53 is provided at the boundary between the pressing portion 51 and the fixing portion 52 of the P-type rubber.

The working principle of the utility model is explained as follows: after the steel dam gate rotates, extrusion is formed between the P-type rubber and the L-type dam body of the primary sealing structure, two sealing surfaces are formed between the symmetrical P-type rubber and the L-type dam body, and the primary sealing structure completes double sealing; the secondary sealing structure is extruded with the L-shaped dam body through the plurality of groups of elastic parts to complete secondary sealing, so that the sealing performance is improved, and the leakage between the dam body and the gate is effectively avoided.

The above examples are merely illustrative of the preferred embodiments of the present utility model and are not intended to limit the spirit and scope of the present utility model. Various modifications and improvements of the technical scheme of the present utility model will fall within the protection scope of the present utility model without departing from the design concept of the present utility model, and the technical content of the present utility model is fully described in the claims.

Claims (6)

1. The multi-sealing device for the steel dam gate is characterized by comprising an L-shaped dam body, the steel dam gate, a primary sealing structure on the front surface of the steel dam gate and a secondary sealing structure on the side surface of the steel dam gate;

the primary sealing structure comprises a support and a fixed plate, wherein the support is welded with the steel dam gate, the fixed plate is welded with the support, and symmetrical P-type rubber is arranged on the fixed plate; side plates extend from two sides of the support, and springs are arranged between the side plates and the P-type rubber;

the secondary sealing structure is an embedded sealing strip, the embedded sealing strip is composed of an elastic part and an embedded part, and the elastic part is a plurality of groups of rubber fingers uniformly distributed on the embedded part.

2. The steel dam gate multiple sealing device according to claim 1, wherein the P-type rubber comprises a pressing part and a fixing part, the pressing part is circular, and the inside of the pressing part is hollow and through.

3. The steel dam gate multiple sealing device according to claim 2, wherein the fixing portion is rotatably fixed by nuts after passing through the fixing plate by means of T-bolts, a pressing plate is arranged between the T-bolts and the fixing portion, and the length of the pressing plate is consistent with that of the fixing portion.

4. The multi-sealing device for the steel dam gate according to claim 1, wherein the side part of the steel dam gate is provided with a T-shaped groove, the embedded part is in an I-shaped structure, and the embedded sealing strip is fixed by bolts after being inserted into the T-shaped groove through the I-shaped embedded part; the embedded part is fixed with the steel dam gate through bolts.

5. The steel dam gate multiple sealing device according to claim 1, wherein one end of the spring is fixed on the fixing plate, and the other end of the spring is embedded in the fixing groove of the P-type rubber fixing part.

6. The steel dam gate multiple sealing device according to claim 5, wherein the fixing groove is formed at the junction of the pressing portion and the fixing portion of the P-type rubber.