CN211690563U - Make things convenient for crashproof fire hydrant that valve rod pine takes off - Google Patents
Make things convenient for crashproof fire hydrant that valve rod pine takes off Download PDFInfo
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- CN211690563U CN211690563U CN201922429298.9U CN201922429298U CN211690563U CN 211690563 U CN211690563 U CN 211690563U CN 201922429298 U CN201922429298 U CN 201922429298U CN 211690563 U CN211690563 U CN 211690563U
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- valve rod
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- adapter sleeve
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Abstract
The utility model discloses a make things convenient for anticollision fire hydrant that valve rod pine takes off, including the bolt body and valve body the bolt body is connected with the valve body, be equipped with the valve rod in bolt body and the valve body, the valve rod is equipped with the valve clack of control valve body switch, the valve rod includes valve rod and lower valve rod, wherein, go up and be connected through the transmission adapter sleeve between valve rod and the lower valve rod, the transmission adapter sleeve includes transmission adapter sleeve and underdrive adapter sleeve, go up transmission adapter sleeve and last valve rod lower extreme fixed connection, underdrive adapter sleeve and lower valve rod upper end swing joint. After adopting the structure, compare with prior art, the utility model discloses when receiving the striking, go up the valve rod and can take place to empty to the messenger goes up the transmission nipple and can rotate angle regulation with the lower transmission nipple, makes things convenient for the separation of transmission nipple, avoids the dead phenomenon of card to take place, prevents that the valve rod from bending the damage.
Description
Technical Field
The utility model relates to a fire hydrant structure field, concretely relates to make things convenient for crashproof fire hydrant that valve rod pine takes off.
Background
The fire hydrant is a water supply facility arranged on a fire-fighting water supply pipe network outside a building, is mainly used for a fire truck to take water from the municipal water supply pipe network for fire extinguishment, and is one of important fire-fighting facilities for fighting fire. Most of the existing fire hydrants are arranged on two sides of a road, and the fire hydrants are easy to collide when an accident happens to vehicles coming and going on the road, so that the fire hydrants are broken and damaged, a large amount of water in a water supply pipe leaks and is sprayed out, and water resource waste is caused.
In prior art, in order to prevent that the above-mentioned water spray condition from taking place, the anticollision fire hydrant has been designed, current anticollision fire hydrant divide into valve rod and lower valve rod with the internal valve rod of bolt, go up the switching through the adaptor between valve rod and the lower valve rod, go up the valve rod upper end and be connected with the bolt body, lower valve rod is fixed on the base and is connected with the valve clack, can drive the valve rod and topple over together when the bolt body receives the striking to bend, make and go up valve rod and lower valve rod separation, lower valve rod and the unmovable water that prevents in the water supply network of valve clack spout. However, the existing anti-collision fire hydrant still has the defects that when the upper end of the upper valve rod falls down along with the hydrant body, the adaptor at the lower end of the upper valve rod and the adaptor at the upper end of the lower valve rod are easy to be blocked, so that the adaptors can not be separated, the impact force of the upper valve rod is bent and damaged, the lower valve rod is seriously bent even, the valve clack is deflected, and further the condition of leakage and ejection of running water occurs.
In view of the above, the applicant has made an intensive study to solve the above problems and has made the present invention.
Disclosure of Invention
The utility model aims to provide a make things convenient for crashproof fire hydrant that valve rod pine takes off can make the relative valve rod of going up of transmission adapter sleeve rotate with lower valve rod, makes things convenient for the transmission adapter sleeve pine to take off, avoids the dead phenomenon of card to take place, prevents that the valve rod from bending the damage.
In order to achieve the above purpose, the solution of the present invention is:
the utility model provides a make things convenient for crashproof fire hydrant that valve rod pine takes off, includes bolt and valve body connection, be equipped with the valve rod in bolt and the valve body, the valve rod is equipped with the valve clack of control valve body switch, the valve rod includes valve rod and lower valve rod, wherein, go up and be connected through the transmission adapter sleeve between valve rod and the lower valve rod, the transmission adapter sleeve includes transmission adapter sleeve and lower transmission adapter sleeve, go up transmission adapter sleeve and last valve rod lower extreme fixed connection, lower transmission adapter sleeve and lower valve rod upper end swing joint.
Further, it includes transmission portion to go up the transmission adapter sleeve, the upper end of going up transmission portion is equipped with the bellied installation convex part that makes progress, the installation convex part is equipped with first through-hole, just the lower extreme of going up the valve rod in the lower extreme of valve rod is equipped with the second through-hole that corresponds first through-hole intercommunication in the embedding of installation convex part, the lower transmission adapter sleeve includes transmission portion down, the lower extreme of transmission portion is equipped with two downwardly extending's engaging lug, two form the caulking groove between the engaging lug, be equipped with the third through-hole on the engaging lug, the upper end of valve rod is equipped with the connecting plate that upwards extends down, in the connecting plate embedding caulking groove, the connecting plate is equipped with the fourth through-hole that corresponds the intercommunication with the third through-hole.
Furthermore, the lower surface of the upper transmission part is provided with a plurality of first transmission teeth protruding downwards, the upper surface of the lower transmission part is provided with a plurality of second transmission teeth protruding upwards, and the first transmission teeth and the second transmission teeth are meshed with each other.
Furthermore, first driving tooth is equidistant to be set up, and the equidistant setting of second driving tooth to the quantity of first driving tooth equals with the number of second driving tooth.
Further, be equipped with the crashproof flange spoke in the valve body, the crashproof flange spoke is equipped with the assembly screw hole that supplies lower valve rod to pass, lower valve rod be equipped with assembly screw hole matched with external screw thread.
Furthermore, the bolt body is provided with a first flange plate, the valve body is provided with a second flange plate, and the bolt body and the valve body are connected through the first flange plate and the second flange plate.
Furthermore, a sealing ring is arranged between the first flange plate and the second flange plate.
Furthermore, the first flange plate and the second flange plate are locked and fixed through a specially-made bolt, and the specially-made bolt comprises a first thread part, a thin rod part and a second thread part which are sequentially connected from top to bottom.
Further, be equipped with the breakable connecting piece on the second ring flange, the breakable connecting piece is equipped with the screw hole, the breakable connecting piece includes mount table and breakable portion, be equipped with the bellied limited slip lug that makes progress of a plurality of on the mount table, breakable portion lower extreme with be connected with the second ring flange to the wall thickness of breakable portion thins gradually from top to bottom.
After adopting above-mentioned structure, when this novel fire hydrant received the striking, the bolt body received the impact and assaulted to be emptyd and separate with the valve body, and the in-process that the bolt body was emptyd drives the valve rod and emptys to same one side to drive the separation of transmission adapter sleeve and lower transmission adapter sleeve, make valve rod and valve clack still remain motionless in the valve body down, prevent that the valve body from taking place the flowing water seepage.
Compared with the prior art, beneficial effect lies in, this neotype valve rod and last transmission adapter sleeve fixed connection and lower valve rod and lower transmission adapter sleeve swing joint, when last valve rod receiving the striking when empting, the lower transmission adapter sleeve can be relative go up the valve rod and the valve rod is nimble rotates down, make the lower transmission adapter sleeve adjust to the angle that makes things convenient for and last transmission adapter sleeve pine take off, then alternate segregation, effectively avoid the dead phenomenon of card to take place, strengthened the protection to last valve rod and lower valve rod, prevent that the valve rod from taking place the bending damage, and then reduce cost of maintenance.
Drawings
Fig. 1 is a schematic structural section view of the present invention.
Fig. 2 is a partially enlarged view of the area a in fig. 1.
Fig. 3 is a perspective view of the shape structure of the connection of the transmission connecting sleeve with the upper valve rod and the lower valve rod.
Fig. 4 is a schematic bottom structure diagram of the middle and upper conventional connecting sleeve of the present invention.
Fig. 5 is a perspective view of the appearance structure of the special bolt.
Fig. 6 is a schematic sectional view of the connection structure of the plug body and the valve body according to another embodiment of the present invention.
Fig. 7 is a partially enlarged view of the region B in fig. 6.
Fig. 8 is a perspective view of the configuration of the frangible connection.
In the figure:
a plug body-11; a first flange plate-11; a valve body-2; anti-collision flange spoke-21;
assembling threaded holes-211; a second flange-22; a valve stem-3; an upper valve stem-31;
a second through-hole-311; a lower valve stem-32; a connecting plate-321; a fourth through-hole-322;
a transmission connecting sleeve-4; an upper transmission connecting sleeve-41; an upper transmission part-411; mounting bosses-412;
a first through-hole-413; a first drive tooth-414; a lower drive socket-42; a lower transmission part-421;
a connecting lug-422; a caulking groove-423; a third through-hole-424; a second drive tooth-425;
a valve clack-5; a sealing ring-6; a special bolt-7; a first threaded portion-71; slender rod part-72;
a second threaded portion-73; a breakable connection-8; a mounting table-81; anti-slip bumps-811;
frangible portion-82.
Detailed Description
In order to further explain the technical solution of the present invention, the present invention is explained in detail by the following embodiments.
As shown in fig. 1 to 8, the anti-collision fire hydrant convenient for loosening of the valve rod 3 comprises a hydrant body 1 and a valve body 2, wherein the hydrant body 1 is connected with the valve body 2, the valve rod 3 is arranged in the hydrant body 1 and the valve body 2, the valve rod 3 comprises an upper valve rod 31 and a lower valve rod 32, a valve clack 5 for controlling opening and closing of the valve body 2 is arranged at the bottom end of the lower valve rod 32, the upper valve rod 31 is connected with the lower valve rod 32 through a transmission connecting sleeve 4, the transmission connecting sleeve 4 comprises an upper transmission connecting sleeve 41 and a lower transmission connecting sleeve 42, the upper transmission connecting sleeve 41 is embedded with the lower transmission connecting sleeve 42, the upper transmission connecting sleeve 41 is fixedly connected with the lower end of the upper valve rod 31, and the lower transmission connecting sleeve 42 is movably connected with the upper end of the lower valve rod 32. After adopting above-mentioned structure, the body of the bolt 1 receives after the striking to separate with valve body 2 and drive and go up valve rod 31 and empty, goes up the in-process that valve rod 31 emptys and drives upper transmission nipple 41 and lower transmission nipple 42 separation for lower valve rod 32 still keeps motionless with valve clack 5, prevents that valve body 2 from taking place the seepage.
Preferably, the upper transmission sleeve 41 comprises a cylindrical upper transmission part 411, an upward convex mounting convex part 412 is arranged at the upper end of the upper transmission part 411, the mounting convex part 412 is provided with a first through hole 413 transversely penetrating through the mounting convex part 412, the mounting convex part 412 is embedded into the lower end of the upper valve rod 31, and the lower end of the upper valve rod 31 is provided with a second through hole 311 correspondingly communicated with the first through hole 413. The first through hole 413 and the second through hole 311 are locked by bolts, so that the upper valve rod 31 and the upper transmission adapter 41 are connected more firmly. The lower transmission connecting sleeve 42 comprises a cylindrical lower transmission part 421, the lower end of the lower transmission part 421 is provided with two connecting lugs 422 extending downwards, the two connecting lugs 422 are symmetrically arranged around the axis of the lower transmission part 421, a caulking groove 423 is formed between the two connecting lugs 422, two corresponding third through holes 424 are formed in the two connecting lugs 422, the upper end of the lower valve rod 32 is provided with a connecting plate 321 protruding upwards, the connecting plate 321 is embedded in the caulking groove 423, the connecting plate 321 is provided with a fourth through hole 322 correspondingly communicated with the third through hole 424, after the structure is adopted, a bolt penetrates through the third through hole 424 and the fourth through hole 322 and is locked, the lower valve rod 32 is rotatably connected with the lower transmission connecting sleeve 42, the connecting plate 321 can relatively rotate around the axis of the bolt in the caulking groove 423, and the lower transmission connecting sleeve 42 can be adjusted in angle. In addition, the connection structure of the lower valve rod 32 and the lower transmission connecting sleeve 42 is simple, and the lower transmission connecting sleeve 42 is convenient to replace, disassemble and assemble when damaged.
Preferably, the lower surface of the upper transmission part 411 is provided with a plurality of first transmission teeth 414 protruding downwards, the upper surface of the lower transmission part 421 is provided with a plurality of second transmission teeth 425 protruding upwards, and the first transmission teeth 414 and the second transmission teeth 425 are engaged with each other. With the above structure, the first transmission gear 414 and the second transmission gear 425 can smoothly transmit the torque force of the upper valve rod 31 to the lower valve rod 32 during operation. Upon impact, the first drive teeth 414 can quickly disengage from the second drive teeth 425.
More preferably, in this embodiment, the first transmission teeth 414 are disposed at equal intervals, and the second transmission teeth 425 are disposed at equal intervals, so that the first transmission teeth and the second transmission teeth 425 can be engaged one by one, the stress is more uniform during transmission, and the number of the first transmission teeth 414 is equal to that of the second transmission teeth 425 and is four.
Preferably, be equipped with crashproof flange spoke 21 in the valve body 2, the middle part of crashproof flange spoke 21 is equipped with the assembly screw hole 211 that supplies lower valve rod 32 to pass, the surface of lower valve rod 32 be equipped with assembly screw hole 211 matched with external screw thread. The upper end of lower valve rod 32 upwards passes crashproof flange spoke 21 to be connected with crashproof flange spoke 21 rotation, can drive valve clack 5 upwards or move down when lower valve rod 32 rotates, thereby control valve body 2 goes out water or closes water, and crashproof flange spoke 21 can protect lower valve rod 32 when receiving the striking, prevents that lower valve rod 32 from receiving the striking and slope or sideslip, avoids the flowing water seepage.
Preferably, the bolt body 1 is provided with a first flange 11, the valve body 2 is provided with a second flange 22, and the bolt body 1 and the valve body 2 are connected through the first flange 11 and the second flange 22. After adopting above-mentioned structure for can be more firm when being connected with valve body 2 for the cock body 1.
Preferably, a sealing ring 6 is arranged between the first flange plate 11 and the second flange plate 22. The sealing ring 6 is used for sealing the matching part of the first flange plate 11 and the second flange plate 22, preventing flowing water leakage and enhancing the sealing performance of the novel fire hydrant.
Preferably, as an embodiment of the present invention, the first flange plate 11 and the second flange plate 22 are locked by the specially made bolt 7, and the specially made bolt 7 includes a first thread portion 71, a thin rod portion 72 and a second thread portion 73, which are sequentially connected from top to bottom. First ring flange 11 and second ring flange 22 are equipped with the screw hole of one-to-one correspondence respectively, the pole footpath of thin pole portion 72 is less than the pole footpath of first screw portion 71 and the pole footpath of second screw portion 73, first screw portion 71 and first ring flange 11 threaded connection, second screw portion 73 and second ring flange 22 threaded connection, when receiving the striking, thin pole portion 72 receives stress fracture, and the impact force is dissolved, guarantees bolt 1 and valve body 2 and can quickly separating.
Preferably, as the utility model discloses another kind of embodiment, be equipped with breakable connecting piece 8 on the second ring flange 22, breakable connecting piece 8 be equipped with bolt cooperation screw hole, breakable connecting piece 8 includes mount table 81 and breakable portion 82, be equipped with the bellied limited slip lug 811 that makes progress on the mount table 81, after the bolt locking, limited slip lug 811 plays limited slip effect with the lower surface friction contact of first ring flange 11. The lower end of the easy-breaking part 82 is connected with the second flange plate 22, the wall thickness of the easy-breaking part 82 becomes thinner gradually from top to bottom, and when the bolt is impacted, the bottom end of the easy-breaking part 82 is broken because the wall thickness of the bottom end of the easy-breaking part 82 is the thinnest, so that the bolt body 1 is separated from the valve body 2, and the impact force is eliminated.
The novel working principle is as follows: this novel fire hydrant receives when striking, the bolt body 1 receives the impact and strikes and emptys and separate with valve body 2, the in-process that the bolt body 1 emptys drives upper valve rod 31 and emptys to same one side, in this in-process, upper valve rod 31 and upper transmission adapter sleeve 41 fixed connection and together rotate, because upper transmission adapter sleeve 41 and lower transmission adapter sleeve 42 are in the engaged state when receiving the striking, so drive lower transmission adapter sleeve 42 and rotate when upper transmission adapter sleeve 41 rotates, make and take place relative rotation between lower transmission adapter sleeve 42 and the lower valve rod 32, adjust to the angle that makes things convenient for the pine to take off and realize alternate segregation until upper transmission adapter sleeve 41 and lower transmission adapter sleeve 42, and lower valve rod 32 still keeps motionless in valve body 2 with valve clack 5, prevent that valve body 2 from taking place the flowing water seepage.
Compared with the prior art, beneficial effect lies in, this neotype lower valve rod 32 and lower transmission adapter sleeve 42 swing joint, when last valve rod 31 when receiving the striking and toppling over, lower transmission adapter sleeve 42 can be relative valve rod 32 down and rotate in a flexible way, make and go up transmission adapter sleeve 41 and lower transmission adapter sleeve 42 and adjust to the angle that makes things convenient for the pine to take off, then alternate segregation, effectively avoid the card dead phenomenon to take place, strengthened the protection to last valve rod 31 and lower valve rod 32, prevent that valve rod 3 from taking place the bending damage, and then reduce cost of maintenance.
The above embodiments and drawings are not intended to limit the form and style of the present invention, and any suitable changes or modifications made by those skilled in the art should not be construed as departing from the scope of the present invention.
Claims (9)
1. The utility model provides a make things convenient for crashproof fire hydrant that valve rod pine takes off, includes bolt and valve body, the bolt is connected with the valve body, be equipped with the valve rod in bolt and the valve body, the valve rod is equipped with the valve clack of control valve body switch, the valve rod includes valve rod and lower valve rod, its characterized in that, go up and be connected through the transmission adapter sleeve between valve rod and the lower valve rod, the transmission adapter sleeve includes transmission adapter sleeve and lower transmission adapter sleeve, go up transmission adapter sleeve and last valve rod fixed connection, lower transmission adapter sleeve and lower valve rod upper end swing joint.
2. An anti-collision fire hydrant convenient for loosening the valve rod according to claim 1 in which the upper transmission sleeve includes an upper transmission part, the upper end of the upper transmission part is provided with an upward convex installation convex part, the installation convex part is provided with a first through hole, the installation convex part is embedded into the lower end of the upper valve rod, the lower end of the upper valve rod is provided with a second through hole corresponding to the communication of the first through hole, the lower transmission sleeve includes a lower transmission part, the lower end of the lower transmission part is provided with two connecting lugs extending downwards, a caulking groove is formed between the two connecting lugs, the connecting lugs are provided with a third through hole, the upper end of the lower valve rod is provided with an upward extending connecting plate, the connecting plate is embedded into the caulking groove, and the connecting plate is provided with a fourth through hole corresponding to the third through hole.
3. An anti-collision fire hydrant according to claim 2 in which the lower surface of the upper transmission part is provided with a plurality of first transmission teeth protruding downward, the upper surface of the lower transmission part is provided with a plurality of second transmission teeth protruding upward, and the first transmission teeth and the second transmission teeth are engaged with each other.
4. An anti-collision fire hydrant according to claim 3 in which the first driving teeth are provided at equal intervals, the second driving teeth are provided at equal intervals, and the number of the first driving teeth is equal to the number of the second driving teeth.
5. An anti-collision fire hydrant convenient for releasing the valve rod according to claim 4 in which an anti-collision flange spoke is arranged in the valve body, the anti-collision flange spoke is provided with an assembly threaded hole for the lower valve rod to pass through, and the lower valve rod is provided with an external thread matched with the assembly threaded hole.
6. An impact hydrant according to claim 5 in which said bolt body is provided with a first flange and said valve body is provided with a second flange, said bolt body and said valve body being connected by said first and second flanges.
7. An anti-collision fire hydrant according to claim 6 in which a seal ring is provided between the first flange and the second flange to facilitate release of the valve stem.
8. An anti-collision fire hydrant according to claim 7 in which the first flange and the second flange are locked together by a special bolt, and the special bolt includes a first thread portion, a thin rod portion and a second thread portion which are connected in sequence from top to bottom.
9. An anti-collision fire hydrant convenient for loosening the valve rod according to claim 7 in which the second flange is provided with a breakable connecting piece provided with a threaded hole, the breakable connecting piece includes a mounting platform and a breakable portion, the mounting platform is provided with a plurality of anti-slip lugs protruding upwards, the lower end of the breakable portion is connected with the second flange, and the wall thickness of the breakable portion becomes thinner gradually from top to bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922429298.9U CN211690563U (en) | 2019-12-30 | 2019-12-30 | Make things convenient for crashproof fire hydrant that valve rod pine takes off |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922429298.9U CN211690563U (en) | 2019-12-30 | 2019-12-30 | Make things convenient for crashproof fire hydrant that valve rod pine takes off |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211690563U true CN211690563U (en) | 2020-10-16 |
Family
ID=72796402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922429298.9U Active CN211690563U (en) | 2019-12-30 | 2019-12-30 | Make things convenient for crashproof fire hydrant that valve rod pine takes off |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211690563U (en) |
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2019
- 2019-12-30 CN CN201922429298.9U patent/CN211690563U/en active Active
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