CN213271022U

CN213271022U - Sealing structure of hydrant

Info

Publication number: CN213271022U
Application number: CN202021686097.3U
Authority: CN
Inventors: 璁稿己; 许强
Original assignee: Liaoning Tenglong Water Conservancy Equipment Co ltd
Current assignee: Liaoning Tenglong Water Conservancy Equipment Co ltd
Priority date: 2020-08-13
Filing date: 2020-08-13
Publication date: 2021-05-25
Anticipated expiration: 2030-08-13

Abstract

The utility model discloses a sealing structure of a hydrant, which comprises a hydrant overall structure, wherein the hydrant overall structure comprises a hydrant main pipe, a conical hole is arranged at the center of the top end of the hydrant main pipe, a main pipe flange is arranged at the bottom end of the hydrant main pipe, one side of the hydrant main pipe is provided with a water outlet pipe, a valve rod structure is embedded in the position of the hydrant main pipe corresponding to the conical hole, a sealing head structure is clamped at the bottom end of the valve rod structure, a connecting rod limiting plate is arranged in the position of the hydrant main pipe corresponding to the sealing head structure, the hydrant valve rod and the sealing head connecting rod of the utility model are of a two-section structure, when the hydrant is sealed, the valve rod can automatically contract into the hydrant under the action of gravity, thereby protecting the valve rod, preventing error touch and being safer, when the hydrant is opened, a conical hole sealing cone arranged outside the valve rod can extrude and seal the conical hole arranged at the top end of the hydrant under the, making the hydrant more sealed.

Description

Sealing structure of hydrant

Technical Field

The utility model belongs to the technical field of the hydrant, concretely relates to seal structure of hydrant.

Background

The hydrant is a water supply device and can provide a pressure water source for a ground pipeline. The water supply plug is used as the water outlet of each water unit, the arrangement of the water supply plug is closely related to the water demand condition of a user, and the boundary of the water unit must be cleared on a topographic map before the water supply plug is arranged. In principle, one water unit is supplied with water from one water outlet of one water supply plug; if the water consumption unit is large, water can be supplied slowly through a plurality of water outlets or a plurality of water supplies, so that contradiction between the water consumption units during water supply is avoided, and the unified management of the water consumption unit and the water supply unit is facilitated.

However, there are still some unreasonable factors in the use of the existing hydrant, which is: the sealing of hydrant is not enough, and there is not safety structure, and the valve rod leaks the overlength when opening the valve and supplying water, receives external force to damage easily.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a seal structure of hydrant to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a seal structure of hydrant, includes hydrant overall structure, hydrant overall structure includes that the hydrant is responsible for, the bell mouth has been seted up at the top center that the hydrant was responsible for, and the bottom that the hydrant was responsible for is provided with the flange of being responsible for, one side that the hydrant was responsible for is provided with the outlet pipe, and the hydrant is responsible for the position embedding that corresponds the bell mouth and has a valve rod structure, the bottom block of valve rod structure has sealed head structure, the inside that the hydrant is responsible for corresponds the position of sealed head structure and is provided with the connecting rod limiting plate, the center of connecting rod limiting plate is provided with the solid fixed cylinder of connecting rod.

Preferably, the valve rod structure includes the hydrant valve rod, the top of hydrant valve rod is fixed with the valve rod crank, and the bottom of hydrant valve rod is provided with the connecting rod driving barrel, the one end of valve rod crank is provided with crank upset handle, and connects fixedly through the pivot between valve rod crank and the crank upset handle, the inside of connecting rod driving barrel evenly is provided with arch in the driving barrel, the top that the hydrant valve rod corresponds the connecting rod driving barrel is provided with the sealed awl of bell mouth.

Preferably, the sealing head structure comprises a sealing head connecting rod, a hydrant sealing head is fixed at the bottom end of the sealing head connecting rod, and connecting rod driving protrusions are uniformly arranged on the outer side of the top end of the sealing head connecting rod.

Preferably, the distance between the connecting rod driving bulges is matched with the distance between the bulges in the driving cylinder, and the length of the connecting rod driving bulges is less than half of the height of the connecting rod driving cylinder.

Preferably, the tapered hole sealing cone and the hydrant valve rod are of an integrated structure, and the size of the tapered hole sealing cone is matched with that of the tapered hole.

Preferably, the sealing head connecting rod and the connecting rod fixing barrel are screwed and fixed through threads, and the connecting rod fixing barrel and the connecting rod limiting plate are of an integrated structure.

Preferably, the inside of the main pipe flange is evenly provided with bolt holes, and the inside of the connecting rod limiting plate is evenly provided with water outlet holes.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a hydrant valve rod and sealed first connecting rod are two segmentation structures, and when the hydrant was sealed, the valve rod can contract to inside the hydrant automatically under the action of gravity, can play the guard action to the valve rod, prevent that the mistake from touching safer, and the practicality is stronger, and when the hydrant was opened, the bell mouth that the bell mouth sealing cone that the valve rod outside set up can extrude sealed hydrant top and set up under hydraulic effect for the hydrant is more sealed.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the vertical section of the main pipe of the hydrant according to the present invention;

fig. 3 is a schematic view of a three-dimensional structure of the sealing head of the present invention;

FIG. 4 is a schematic view of the vertical section of the hydrant main pipe when water is taken;

FIG. 5 is a schematic view of the valve stem structure of the present invention showing a partial vertical section;

in the figure: 1. the hydrant has an integral structure; 101. a hydrant main pipe; 102. a main pipe flange; 103. A water outlet pipe; 104. a connecting rod limiting plate; 105. a connecting rod fixing cylinder; 106. a tapered hole; 2. A valve stem structure; 201. a hydrant valve rod; 202. a valve stem crank; 203. a crank overturning handle; 204. a connecting rod driving cylinder; 205. a conical hole sealing cone; 206. the driving cylinder is internally protruded; 3. a seal head structure; 301. a sealing head connecting rod; 302. a hydrant seal head; 303. the connecting rod drives the projection.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1-5, the present invention provides the following technical solutions: the utility model provides a seal structure of hydrant, including hydrant overall structure 1, hydrant overall structure 1 includes hydrant owner 101, bell mouth 106 has been seted up at the top center of hydrant owner 101, and the bottom of hydrant owner 101 is provided with and is responsible for flange 102, one side of hydrant owner 101 is provided with outlet pipe 103, and the position that hydrant owner 101 corresponds bell mouth 106 imbeds valve rod structure 2, valve rod structure 2's bottom block has sealed head structure 3, the inside of hydrant owner 101 corresponds sealed head structure 3's position and is provided with connecting rod limiting plate 104, the center of connecting rod limiting plate 104 is provided with connecting rod fixing cylinder 105.

In order to make the valve rod and the hydrant more sealed, in this embodiment, preferably, the valve rod structure 2 includes a hydrant valve rod 201, a valve rod crank 202 is fixed at the top end of the hydrant valve rod 201, a connecting rod driving barrel 204 is arranged at the bottom end of the hydrant valve rod 201, a crank overturning handle 203 is arranged at one end of the valve rod crank 202, the valve rod crank 202 and the crank overturning handle 203 are fixedly connected through a rotating shaft, protrusions 206 in the driving barrel are uniformly arranged inside the connecting rod driving barrel 204, and a tapered hole sealing cone 205 is arranged above the hydrant valve rod 201 corresponding to the connecting rod driving barrel 204.

In order to enable the valve rod to drive the connecting rod, in the embodiment, preferably, the sealing head structure 3 includes a sealing head connecting rod 301, a hydrant sealing head 302 is fixed at the bottom end of the sealing head connecting rod 301, and connecting rod driving protrusions 303 are uniformly arranged on the outer side of the top end of the sealing head connecting rod 301.

In order to enable the valve stem to retract or actuate the linkage, in this embodiment, it is preferable that the spacing between the linkage drive lugs 303 is matched to the spacing between the lugs 206 in the drive cylinder, and the length of the linkage drive lug 303 is less than one-half of the height of the linkage drive cylinder 204.

In order to make the hydrant valve stem 201 stronger, in this embodiment, it is preferable that the tapered hole sealing cone 205 and the hydrant valve stem 201 are of an integral structure, and the dimensions of the tapered hole sealing cone 205 and the tapered hole 106 are matched.

In order to enable the sealing head connecting rod 301 to drive the hydrant sealing head 302 to seal, in this embodiment, preferably, the sealing head connecting rod 301 and the connecting rod fixing cylinder 105 are screwed and fixed through threads, and the connecting rod fixing cylinder 105 and the connecting rod limiting plate 104 are of an integrated structure.

In order to facilitate water outlet and secure fixing of the hydrant, in this embodiment, preferably, bolt holes are uniformly formed in the main pipe flange 102, and water outlet holes are uniformly formed in the connecting rod limiting plate 104.

The utility model discloses a theory of operation and use flow: the utility model discloses install the back, at first inspect the utility model discloses an installation is fixed and safety protection, then just can use, in using, when the sealed first 302 water intaking of hydrant is opened to needs, at first upwards pull hydrant valve rod 201, make the protruding 206 of connecting rod drive in the driving cylinder of the inside setting of connecting rod driving cylinder 204 and the protruding 303 crisscross block of connecting rod drive that sealed first connecting rod 301 top set up, can rotate hydrant valve rod 201 this moment, make sealed first connecting rod 301 rotate in step, and drive the sealed first 302 of hydrant and open, the sealed first 302 of hydrant opens smooth play water back, upwards pull hydrant valve rod 201 after that, make the sealed 205 blocks of bell mouth at the inside of bell mouth 106 of the sealed awl of bell mouth that sets up in the hydrant valve rod 201 outside, and then realize the sealed of bell mouth sealed awl 205 and bell mouth 106 sealed under hydraulic effect.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a seal structure of hydrant, includes hydrant overall structure (1), its characterized in that: the hydrant overall structure (1) is responsible for (101) including the hydrant, bell mouth (106) have been seted up at the top center that the hydrant is responsible for (101), and the bottom that the hydrant is responsible for (101) is provided with and is responsible for flange (102), one side that the hydrant is responsible for (101) is provided with outlet pipe (103), and the position embedding that the hydrant is responsible for (101) and corresponds bell mouth (106) has valve rod structure (2), the bottom block of valve rod structure (2) has sealing head structure (3), the inside that the hydrant is responsible for (101) corresponds the position of sealing head structure (3) is provided with connecting rod limiting plate (104), the center of connecting rod limiting plate (104) is provided with connecting rod fixing cylinder (105).

2. A sealing structure of a hydrant according to claim 1, wherein: valve rod structure (2) are including hydrant valve rod (201), the top of hydrant valve rod (201) is fixed with valve rod crank (202), and the bottom of hydrant valve rod (201) is provided with connecting rod drive cylinder (204), the one end of valve rod crank (202) is provided with crank upset handle (203), and connects fixedly through the pivot between valve rod crank (202) and crank upset handle (203), the inside of connecting rod drive cylinder (204) evenly is provided with protruding (206) in the drive cylinder, the top that hydrant valve rod (201) corresponds connecting rod drive cylinder (204) is provided with the sealed awl (205) of bell mouth.

3. A hydrant sealing structure according to claim 2, wherein: sealing head structure (3) are including sealed first connecting rod (301), the bottom mounting of sealed first connecting rod (301) has sealed head (302) of hydrant, and the top outside of sealed first connecting rod (301) evenly is provided with connecting rod drive arch (303).

4. A hydrant sealing structure according to claim 3, wherein: the distance between the connecting rod driving bulges (303) is matched with the distance between the bulges (206) in the driving cylinder, and the length of the connecting rod driving bulges (303) is less than half of the height of the connecting rod driving cylinder (204).

5. A hydrant sealing structure according to claim 4, wherein: the tapered hole sealing cone (205) and the hydrant valve rod (201) are of an integrated structure, and the size of the tapered hole sealing cone (205) is matched with that of the tapered hole (106).

6. A hydrant sealing structure according to claim 5, wherein: sealed first connecting rod (301) and the fixed section of thick bamboo of connecting rod (105) close fixedly soon through the screw thread, the fixed section of thick bamboo of connecting rod (105) and connecting rod limiting plate (104) formula structure as an organic whole.

7. A hydrant sealing structure according to claim 6, wherein: bolt holes are uniformly formed in the main pipe flange (102), and water outlet holes are uniformly formed in the connecting rod limiting plate (104).