CN215482757U - Rubber dam exhaust apparatus - Google Patents
Rubber dam exhaust apparatus Download PDFInfo
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- CN215482757U CN215482757U CN202120839046.8U CN202120839046U CN215482757U CN 215482757 U CN215482757 U CN 215482757U CN 202120839046 U CN202120839046 U CN 202120839046U CN 215482757 U CN215482757 U CN 215482757U
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Abstract
The utility model discloses an exhaust device for a rubber dam, which comprises an upper dam body, a lower dam body and a floating ball, wherein the upper dam body is connected with the lower dam body in a sealing manner, the upper dam body and the lower dam body form a cavity, an exhaust port is formed in the upper end of the upper dam body, a water outlet is communicated with the lower end of the lower dam body, the floating ball is arranged in the cavity, a sealing rubber ring is fixedly installed at the inner top of the upper dam body, a conical groove is formed in the lower end of the sealing rubber ring, a through hole is formed in the upper end of the conical groove, the conical groove is communicated with the exhaust port through the through hole, the minimum diameter of the conical groove is smaller than that of the floating ball, and a filter screen is fixedly installed between the upper dam body and the sealing rubber ring. According to the utility model, the floating ball can float upwards by filling water into the cavity, and when the cavity is filled with water, the floating ball floats upwards to the exhaust port on the upper dam body, so that the cavity is sealed, personnel is not required to go up to a dam bag for operation, and the safety coefficient is ensured.
Description
Technical Field
The utility model relates to the technical field of rubber dams, in particular to an exhaust device of a rubber dam.
Background
Glue dam. Is a large saccular rubber product made of adhesive plaster, and is a novel hydraulic building composed of adhesive plaster dam bags, anchoring parts, anchoring gaskets and the like. The rubber dam is a large-scale saccular rubber product II made of rubberized fabric, which is composed of rubberized fabric dam bags, anchoring pieces, anchoring gaskets and the like, is a novel hydraulic building, has the advantages of simple structure, short construction period, low manufacturing cost, convenient operation, flexible application, low requirement on ground copying conditions, good anti-seismic conditions, hidden target and the like, and is mainly used for river closure or water level regulation.
The exhaust nozzle that original rubber dam set up need artifically go the shutoff exhaust nozzle to the dam bag when the dam is accomplished to fill water, and fill the back that collapses many times at rubber dam, still can produce the air in the bag, need artifical the emission, troublesome poeration in the retaining use, there is the security problem. Therefore, a need exists for a rubber dam vent apparatus.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an exhaust device for a rubber dam, which can automatically exhaust air in a dam bag, automatically seal an outlet when the dam bag is full of water, does not need personnel to go up the dam bag for operation, and ensures a safety coefficient so as to solve the problems in the background art.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a rubber dam exhaust apparatus, includes dam body, lower dam body and floater, go up dam body and dam body sealing connection down, and go up dam body and dam body constitution cavity down, the gas vent has been seted up to the upper end of going up the dam body, the lower extreme intercommunication of dam body has the outlet down, the floater sets up in the cavity, the interior top fixed mounting who goes up the dam body has the rubber sealing ring, the bell jar has been seted up to the lower extreme of rubber sealing ring, the through-hole has been seted up to the upper end of bell jar, the bell jar passes through-hole and gas vent intercommunication, the minimum diameter of bell jar is less than the diameter of floater, fixed mounting has the filter screen between last dam body and the rubber sealing ring.
Preferably, connecting pieces are symmetrically arranged on two sides of the upper dam body and two sides of the lower dam body, and the two groups of connecting pieces on the upper dam body are fixedly connected with the two groups of connecting pieces on the lower dam body through bolts respectively.
Preferably, a sealing gasket is arranged between the connecting sheets of the upper dam body and the lower dam body, and the sealing gasket is a rubber sealing gasket.
Preferably, the upper end of the upper dam body is provided with a threaded through hole, a self-tapping screw is arranged in the threaded through hole, the filter screen is provided with a positioning hole corresponding to the threaded through hole, the upper end of the sealing rubber ring is provided with a threaded blind hole corresponding to the threaded through hole, one end of the self-tapping screw penetrates through the threaded through hole and the positioning hole in sequence, and one end of the self-tapping screw is installed in the threaded blind hole in a threaded manner.
Preferably, four groups of the threaded through holes are arranged, and the four groups of the threaded through holes are arranged in an annular array.
Preferably, a gas bias flow sheet is fixedly installed at the inner bottom of the lower dam body, the gas bias flow sheet is obliquely arranged, the floating ball is located above the gas bias flow sheet, and an airflow hole is formed in the gas bias flow sheet.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the upper dam body and the lower dam body are connected in a sealing manner to form a cavity, the floating ball is arranged in the cavity, so that the floating ball can float upwards by filling water into the cavity, and when the cavity is filled with water, the floating ball floats upwards to the exhaust port on the upper dam body and is matched with the sealing rubber ring, so that the cavity is sealed, air in the dam bag is automatically exhausted, personnel are not required to operate the dam bag, and the safety factor is ensured.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a tab of the present invention;
FIG. 3 is a schematic view of the self-tapping screw of the present invention.
In the figure: 1. feeding the dam body; 2. discharging the dam body; 3. an exhaust port; 4. a water outlet; 5. connecting sheets; 6. a bolt; 7. a gasket; 8. sealing the rubber ring; 9. a tapered groove; 10. a floating ball; 11. a gas bias flow sheet; 12. an airflow aperture; 13. a filter screen; 14. self-tapping screw.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: an exhaust device of a rubber dam comprises an upper dam body 1, a lower dam body 2 and a floating ball 10, wherein the upper dam body 1 is hermetically connected with the lower dam body 2, the upper dam body 1 and the lower dam body 2 form a cavity,
specifically, connecting pieces 5 are symmetrically arranged on two sides of an upper dam body 1 and a lower dam body 2, two groups of connecting pieces 5 on the upper dam body 1 are fixedly connected with two groups of connecting pieces 5 on the lower dam body 2 through bolts 6 respectively, a sealing gasket 7 is arranged between the connecting pieces 5 of the upper dam body 1 and the lower dam body 2, and the sealing gasket 7 is a rubber sealing gasket;
through the cooperation of connecting piece 5 and bolt 6 for the connection area increases between upper dam body 1 and the lower dam body 2, strengthens joint strength, and makes through sealed 7 and seals between upper dam body 1 and the lower dam body 2, avoids rivers to flow.
The upper end of the upper dam body 1 is provided with an exhaust port 3, the lower end of the lower dam body 2 is communicated with a water outlet 4, a floating ball 10 is arranged in the cavity, the inner top of the upper dam body 1 is fixedly provided with a sealing rubber ring 8, the lower end of the sealing rubber ring 8 is provided with a conical groove 9, the upper end of the conical groove 9 is provided with a through hole, the conical groove 9 is communicated with the exhaust port 3 through the through hole, and the minimum diameter of the conical groove 9 is smaller than the diameter of the floating ball 10;
after the gas is exhausted, the cavity is filled with water, the floating ball 10 floats to the conical groove 9 and is clamped in the conical groove 9, and the purpose that the floating ball 10 is matched with the sealing rubber ring 8 is achieved, so that sealing is achieved.
A gas bias flow slice 11 is fixedly arranged at the inner bottom of the lower dam body 2, the gas bias flow slice 11 is obliquely arranged, a floating ball 10 is positioned above the gas bias flow slice 11, and an airflow hole 12 is formed in the gas bias flow slice 11;
through the inclined setting of gas bias flow sheet 11 to set up airflow hole 12 on gas bias flow sheet 11, with the gas bias flow to one side, make floater 10 atress uneven.
Go up and to have filter screen 13 between dam body 1 and the sealing rubber ring 8 fixed mounting, the upper end of going up dam body 1 has seted up the screw thread through-hole, be provided with self-tapping screw 14 in the screw thread through-hole, set up the locating hole that corresponds with the screw thread through-hole on the filter screen 13, the screw thread blind hole that corresponds with the screw thread through-hole is seted up to the upper end of sealing rubber ring 8, the screw thread through-hole and locating hole are run through in proper order to self-tapping screw 14's one end screw thread, and self-tapping screw 14's one end screw thread installs in the screw thread blind hole, the screw thread through-hole is provided with four groups, and four groups screw thread through-hole are annular array setting.
The common installation of sealing rubber ring 8 and filter screen 13 has been realized through self-tapping screw 14, and the dismantlement clearance of the sealing rubber ring 8 of being convenient for and filter screen 13 on the one hand, on the other hand also make filter screen 13 installation more firm, avoid droing.
The working principle is as follows: the upper dam body 1 and the lower dam body 2 are hermetically connected to form a cavity, a floating ball 10 is arranged in the cavity, and the gas density is less than the floating ball density and less than the water density by using the buoyancy principle of water; when the cavity is filled with water, the gas density is low and the gas goes upward, so that the gas is discharged through the gas outlet 3, after the gas is discharged, the cavity is filled with water, the floating ball 10 floats to the gas outlet 3, and is matched with the sealing rubber ring 8 through the conical groove 9, so that the sealing is realized.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a rubber dam exhaust apparatus, includes dam body (1), dam body (2) and floater (10) down, its characterized in that: go up dam body (1) and dam body (2) sealing connection down, and go up dam body (1) and constitute a cavity with dam body (2) down, gas vent (3) have been seted up to the upper end of going up dam body (1), the lower extreme intercommunication of dam body (2) has outlet (4) down, floater (10) set up in the cavity, the interior top fixed mounting who goes up dam body (1) has sealed rubber ring (8), bell groove (9) have been seted up to the lower extreme of sealed rubber ring (8), the through-hole has been seted up to the upper end of bell groove (9), bell groove (9) pass through-hole and gas vent (3) intercommunication, the minimum diameter of bell groove (9) is less than the diameter of floater (10), go up the fixed mounting between dam body (1) and sealed rubber ring (8) and have filter screen (13).
2. A rubber dam vent apparatus as defined in claim 1, wherein: connecting pieces (5) are symmetrically arranged on two sides of the upper dam body (1) and the lower dam body (2), and the two groups of connecting pieces (5) on the upper dam body (1) are fixedly connected with the two groups of connecting pieces (5) on the lower dam body (2) through bolts (6) respectively.
3. A rubber dam vent apparatus as defined in claim 2, wherein: a sealing gasket (7) is arranged between the upper dam body (1) and the connecting piece (5) of the lower dam body (2), and the sealing gasket (7) is a rubber sealing gasket.
4. A rubber dam vent apparatus as defined in claim 1, wherein: the upper end of the upper dam body (1) is provided with a threaded through hole, a self-tapping screw (14) is arranged in the threaded through hole, the filter screen (13) is provided with a positioning hole corresponding to the threaded through hole, the upper end of the sealing rubber ring (8) is provided with a threaded blind hole corresponding to the threaded through hole, one end of the self-tapping screw (14) sequentially penetrates through the threaded through hole and the positioning hole, and one end of the self-tapping screw (14) is installed in the threaded blind hole in a threaded manner.
5. The rubber dam vent apparatus as recited in claim 4, wherein: the thread through holes are provided with four groups, and the four groups of thread through holes are arranged in an annular array.
6. A rubber dam vent apparatus as defined in claim 1, wherein: the inner bottom of the lower dam body (2) is fixedly provided with a gas bias flow slice (11), the gas bias flow slice (11) is obliquely arranged, the floating ball (10) is positioned above the gas bias flow slice (11), and the gas bias flow slice (11) is provided with an airflow hole (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120839046.8U CN215482757U (en) | 2021-04-23 | 2021-04-23 | Rubber dam exhaust apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120839046.8U CN215482757U (en) | 2021-04-23 | 2021-04-23 | Rubber dam exhaust apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215482757U true CN215482757U (en) | 2022-01-11 |
Family
ID=79775571
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120839046.8U Active CN215482757U (en) | 2021-04-23 | 2021-04-23 | Rubber dam exhaust apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215482757U (en) |
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2021
- 2021-04-23 CN CN202120839046.8U patent/CN215482757U/en active Active
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