CN212896619U - Reliable automatic drainage structure of fire hydrant - Google Patents
Reliable automatic drainage structure of fire hydrant Download PDFInfo
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- CN212896619U CN212896619U CN202021163949.0U CN202021163949U CN212896619U CN 212896619 U CN212896619 U CN 212896619U CN 202021163949 U CN202021163949 U CN 202021163949U CN 212896619 U CN212896619 U CN 212896619U
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- drainage
- water outlet
- water
- sliding rod
- fire hydrant
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Abstract
The utility model discloses a reliable automatic drainage structure of a fire hydrant, which comprises a drainage body and a shield, wherein the drainage body is provided with a water inlet and a water outlet, the interior of the drainage body is provided with a drainage channel communicated with the water inlet and the water outlet, the shield is arranged at the water inlet, and the shield is provided with a through hole for water flow to pass through; a sliding rod is arranged in the drainage channel, one end of the sliding rod, which is close to the water inlet, is provided with a spherical sealing element, the other end of the sliding rod penetrates through the water outlet and extends to the outside to be connected with a baffle, a sealing ring which is in sealing fit with the spherical sealing element and a spring which is sleeved outside the sliding rod and two ends of which are respectively abutted against the spherical sealing element and the drainage body are arranged in the drainage channel; the sliding rod positioned in the drainage channel is provided with a sealing plug which is used for being matched and sealed with the water outlet, the sealing plug and the drainage body are respectively provided with a magnetic suction sheet, and the drainage body is provided with a pressure sensor for detecting the position of the baffle. The utility model discloses simple structure can open and close automatically, and the leakproofness is good, guarantees the normal use of fire hydrant, and practicality and reliability are high.
Description
Technical Field
The utility model relates to a reliable type fire hydrant automatic drainage structure.
Background
Can set up drainage structures on present fire hydrant usually and be used for discharging ponding in order to avoid ponding to freeze the influence of factors such as influence and cause the damage to fire hydrant, but present fire hydrant drainage structures general structure is comparatively complicated, needs manual operation, often influences the use of fire hydrant because the leakproofness is not enough when drainage structures close to do not possess the long-range function of knowing and judging the drainage state, practicality and reliability are low, and it is inconvenient to use.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide an automatic drainage structures of reliable type fire hydrant aims at solving among the prior art technical problem that current fire hydrant drainage structures is complicated, the reliability is low, awkward.
The technical scheme of the utility model is that: a reliable automatic fire hydrant drainage structure comprises a drainage body and a shield, wherein a water inlet and a water outlet are respectively formed in two ends of the drainage body, a drainage channel communicated with the water inlet and the water outlet is formed in the drainage body, the shield is installed at the water inlet, and a through hole for water flow to pass through is formed in the shield; a sliding rod with the length extending along the drainage channel is arranged in the drainage channel, one end of the sliding rod, close to the water inlet, is provided with a spherical sealing element, the other end of the sliding rod penetrates through the water outlet and extends to the outside and is connected with a baffle, and a sealing ring which is in sealing fit with the spherical sealing element and a spring which is sleeved outside the sliding rod and two ends of which are respectively abutted against the spherical sealing element and the drainage body are arranged in the drainage channel; the sliding rod positioned in the drainage channel is also provided with a sealing plug which is used for being matched and sealed with the water outlet, the sealing plug and the drainage body are respectively provided with a magnetic suction sheet which can attract each other, and the drainage body is also provided with a pressure sensor for detecting the position of the baffle.
Further, the utility model discloses in be equipped with the guiding mechanism who is used for playing the guide effect to spherical sealing member's motion on the drainage body, guiding mechanism is including locating guide arm on the slide bar and locating guide way on the drainage channel inner wall, install guide arm slidable ground in the guide way.
Further, in the utility model discloses in the sealing plug includes mounting substrate and locates sealing plug body on the mounting substrate, the shape size of sealing plug body with the delivery port matches and seals in inserting the delivery port.
Furthermore, the utility model discloses the piece is inhaled to magnetism on the well sealing plug is installed on the mounting substrate.
Furthermore, in the present invention, the sealing plug body is an elastic plug.
Further, in the utility model discloses in be equipped with interior mounting groove on the drainage channel inner wall of water outlet department, the magnetism on the drainage body is inhaled the piece and is installed in the interior mounting groove.
Further, the utility model discloses in be equipped with outer mounting groove on the outer wall of the drainage body one end that is close to the delivery port, pressure sensor installs in the outer mounting groove.
Compared with the prior art, the utility model has the following advantage:
1) the drainage structure of the utility model is used for being installed on a fire hydrant, manual operation is not needed during use, when the valve clack is opened, the water pressure is increased, the compression spring of the spherical sealing element is tightly attached to the sealing ring, meanwhile, the sliding rod drives the sealing plug to be inserted into a water outlet, the secondary sealing effect is achieved, the sealing effect is greatly improved, the magnetic suction piece with specific design is favorable for guiding the sealing plug to rapidly move, and the sealing performance is further ensured, at the moment, the baffle is separated from the pressure sensor, the pressure detection value of the pressure sensor can quickly and conveniently know and judge that the drainage structure is in a closed state, when the valve clack is closed, the water pressure is reduced, the spring is reset, the spherical sealing element is pushed to be separated from the sealing ring, at the same time, the suction force is overcome, at, ponding accessible drainage channel flows from the delivery port in the fire hydrant, and this kind of drainage structure's simple structure can open automatically and close, and the leakproofness is good, guarantees the normal use of fire hydrant, and practicality and reliability are high.
2) The utility model discloses in, the stability of the multiplicable spherical seal part motion of cooperation through guide arm and guide way.
3) The utility model discloses in, adopt the elasticity stopper can guarantee to seal the cooperation better with the delivery port, and can not cause the damage to the drainage body.
4) The utility model discloses in, the piece is inhaled to the magnetism that designs on the drainage body and pressure sensor all installs in the mounting groove who corresponds, and is more firm with being connected of drainage body, avoids droing.
Drawings
FIG. 1 is a schematic view of the drainage structure of the present invention in an open state;
FIG. 2 is a schematic view of the drainage structure of the present invention in a closed state;
fig. 3 is a schematic structural view of the drainage body of the present invention.
Wherein: 1. a drainage body; 1a, a water inlet; 1b, a water outlet; 1c, a drainage channel; 2. a protective cover; 2a, a through hole; 3. a slide bar; 4. a spherical seal; 5. a baffle plate; 6. a guide bar; 7. a guide groove; 8. a seal ring; 9. a spring; 10. a sealing plug; 10a, a mounting substrate; 10b, a sealing plug body; 11. a magnetic attraction sheet; 12. an inner mounting groove; 13. a pressure sensor; 14. and an outer mounting groove.
Detailed Description
The following description will specifically explain embodiments of the present invention with reference to the accompanying drawings.
Example (b):
it is shown in the accompanying drawings that the utility model relates to a reliable automatic drainage structure of fire hydrant, it mainly includes drainage body 1 and shield 2, as shown in fig. 3, the both ends of drainage body 1 have water inlet 1a and delivery port 1b respectively, the inside of drainage body 1 has the drainage channel 1c with water inlet 1a and delivery port 1b intercommunication, shield 2 installs in water inlet 1a department, and open on shield 2 has the through-hole 2a that supplies rivers to pass through.
A sliding rod 3 with the length extending along the drainage channel 1c is arranged in the drainage channel 1c, one end of the sliding rod 3 close to the water inlet 1a is provided with a spherical sealing piece 4, and the other end of the sliding rod passes through the water outlet 1b to extend to the outside and is connected with a baffle 5.
In this embodiment, the drainage body 1 is provided with a guide mechanism for guiding the movement of the spherical sealing element 4, the guide mechanism includes a guide rod 6 disposed on the sliding rod 3 and a guide groove 7 disposed on the inner wall of the drainage channel 1c, and the guide rod 6 is slidably mounted in the guide groove 7.
A sealing ring 8 which is used for being in sealing fit with the spherical sealing element 4 and a spring 9 which is sleeved outside the sliding rod 3 and two ends of which are respectively propped against the spherical sealing element 4 and the drainage body 1 are arranged in the drainage channel 1 c.
The sliding rod 3 in the drainage channel 1c is further provided with a sealing plug 10 for matching and sealing with the water outlet 1b, the sealing plug 10 comprises a mounting substrate 10a and a sealing plug body 10b arranged on the mounting substrate 10a, in the embodiment, the sealing plug body 10b is an elastic plug, and the shape and size of the sealing plug body 10b are matched with those of the water outlet 1b so as to be inserted into the water outlet 1b for sealing.
The sealing plug 10 and the drainage body 1 are also respectively provided with a magnetic attraction piece 11 capable of attracting each other, in the embodiment, the magnetic attraction piece 11 on the sealing plug 10 is installed on the installation substrate 10a, the inner wall of the drainage channel 1c at the water outlet 1b is provided with an inner installation groove 12, the magnetic attraction piece 11 on the drainage body 1 is installed in the inner installation groove 12, and when the sealing plug body 10b is inserted into the water outlet 1b, the two magnetic attraction pieces 11 attract each other and stick together.
In addition, the drainage body 1 is also provided with a pressure sensor 13 for detecting the position of the baffle 5, the outer wall of one end of the drainage body 1 close to the water outlet 1b is provided with an outer mounting groove 14, and the pressure sensor 13 is mounted in the outer mounting groove 14.
When the embodiment works, the drainage structure is arranged on the fire hydrant, manual operation is not needed when the drainage structure is used, when the valve clack is opened, the water pressure is increased, the spherical sealing element 4 compresses the spring 9 to be tightly attached to the sealing ring 8, meanwhile, the sliding rod 3 drives the sealing plug 10 to be inserted into the water outlet 1b, so as to play a role in secondary sealing and greatly improve the sealing effect, when the sealing plug 10 is close to the water outlet 1b, the two magnetic attraction pieces 11 attract each other to guide the rapid action of the sealing plug 10, the sealing plug body 10b adopts an elastic plug which can be better matched with the water outlet 1b in a sealing way, and will not cause the damage to the drainage body 1, when the sealing plug body 10b is inserted into the water outlet 1b, the two magnetic attraction pieces 11 are mutually jointed, at this time, the baffle 5 is separated from the pressure sensor 13, the water drainage structure can be rapidly and conveniently known and judged to be in a closed state through the pressure detection value of the pressure sensor 13; when the valve clack is closed, water pressure reduces, and spring 9 resets, promotes spherical sealing member 4 and 8 separation of sealing washer, drives sealing plug 10 simultaneously and overcomes suction and deviate from delivery port 1b, and baffle 5 supports tightly on pressure sensor 13 this moment, can judge that drainage structures is in the open mode, and ponding accessible drainage channel 1c flows from delivery port 1b in the fire hydrant. The drainage structure is simple in structure, capable of being automatically opened and closed, good in sealing performance, capable of guaranteeing normal use of the fire hydrant, and high in practicability and reliability.
The above-mentioned embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention, which should not be construed as limiting the scope of the present invention. All modifications made according to the spirit of the main technical scheme of the present invention shall be covered within the protection scope of the present invention.
Claims (7)
1. The utility model provides a reliable type fire hydrant automatic drainage structure which characterized in that: the drainage device comprises a drainage body (1) and a protective cover (2), wherein a water inlet (1a) and a water outlet (1b) are respectively formed in two ends of the drainage body (1), a drainage channel (1c) communicated with the water inlet (1a) and the water outlet (1b) is formed in the drainage body (1), the protective cover (2) is installed at the water inlet (1a), and a through hole (2a) for water flow to pass through is formed in the protective cover (2); a sliding rod (3) with the length extending along the drainage channel (1c) is arranged in the drainage channel (1c), a spherical sealing element (4) is arranged at one end, close to the water inlet (1a), of the sliding rod (3), the other end of the sliding rod penetrates through the water outlet (1b) to extend to the outside and is connected with a baffle (5), a sealing ring (8) used for being in sealing fit with the spherical sealing element (4) and a spring (9) sleeved outside the sliding rod (3) and with two ends respectively abutting against the spherical sealing element (4) and the drainage body (1) are arranged in the drainage channel (1 c); the water drainage device is characterized in that a sealing plug (10) used for being matched and sealed with the water outlet (1b) is further arranged on the sliding rod (3) in the water drainage channel (1c), magnetic suction sheets (11) capable of attracting each other are respectively arranged on the sealing plug (10) and the water drainage body (1), and a pressure sensor (13) used for detecting the position of the baffle (5) is further arranged on the water drainage body (1).
2. The automatic drainage structure of a reliable fire hydrant according to claim 1, wherein: the drainage device is characterized in that a guide mechanism used for guiding the movement of the spherical sealing element (4) is arranged on the drainage body (1), the guide mechanism comprises a guide rod (6) arranged on the sliding rod (3) and a guide groove (7) arranged on the inner wall of the drainage channel (1c), and the guide rod (6) is slidably arranged in the guide groove (7).
3. The automatic drainage structure of a reliable fire hydrant according to claim 1, wherein: the sealing plug (10) comprises a mounting substrate (10a) and a sealing plug body (10b) arranged on the mounting substrate (10a), and the shape and size of the sealing plug body (10b) are matched with those of the water outlet (1b) so as to be inserted into the water outlet (1b) for sealing.
4. A reliable automatic water discharge structure of fire hydrant according to claim 3, characterized in that: a magnetic attraction sheet (11) on the sealing plug (10) is attached to the mounting substrate (10 a).
5. A reliable automatic water discharge structure of fire hydrant according to claim 3, characterized in that: the sealing plug body (10b) is an elastic plug.
6. The automatic drainage structure of a reliable fire hydrant according to claim 1, wherein: an inner mounting groove (12) is formed in the inner wall of the drainage channel (1c) at the water outlet (1b), and a magnetic suction sheet (11) on the drainage body (1) is mounted in the inner mounting groove (12).
7. The automatic drainage structure of a reliable fire hydrant according to claim 1, wherein: an outer mounting groove (14) is formed in the outer wall of one end, close to the water outlet (1b), of the drainage body (1), and the pressure sensor (13) is mounted in the outer mounting groove (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021163949.0U CN212896619U (en) | 2020-06-22 | 2020-06-22 | Reliable automatic drainage structure of fire hydrant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021163949.0U CN212896619U (en) | 2020-06-22 | 2020-06-22 | Reliable automatic drainage structure of fire hydrant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212896619U true CN212896619U (en) | 2021-04-06 |
Family
ID=75279157
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021163949.0U Active CN212896619U (en) | 2020-06-22 | 2020-06-22 | Reliable automatic drainage structure of fire hydrant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212896619U (en) |
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2020
- 2020-06-22 CN CN202021163949.0U patent/CN212896619U/en active Active
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