CN218543545U - Fire hydrant and fire-fighting water pipe connecting structure - Google Patents
Fire hydrant and fire-fighting water pipe connecting structure Download PDFInfo
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- CN218543545U CN218543545U CN202222350673.2U CN202222350673U CN218543545U CN 218543545 U CN218543545 U CN 218543545U CN 202222350673 U CN202222350673 U CN 202222350673U CN 218543545 U CN218543545 U CN 218543545U
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Abstract
The utility model relates to the technical field of fire control, and discloses a fire hydrant and fire-fighting water pipe connecting structure, which comprises a fire hydrant and a fire-fighting water pipe, wherein the fire hydrant comprises a first joint, the fire-fighting water pipe comprises a second joint, and the first joint comprises a first outer ring, a first inner ring, a first isolation boss and a first hook part; a first arc-shaped stop block is formed on the inner wall of the first outer ring; the second joint comprises a second outer ring, a second inner ring, a second isolation boss and a second hook part; a second arc-shaped stop block is formed on the inner wall of the second outer ring; the first hook part is inserted and sleeved on the second arc-shaped stop block, and the second hook part is inserted and sleeved on the first arc-shaped stop block; the end face of the second inner ring is heightened, an annular sinking groove is formed in the end face of the second inner ring, a sealing ring is sleeved in the annular sinking groove, and the sealing ring is pressed against the end face of the first inner ring; the second hook part is provided with a jacking mechanism. The problem of fire hydrant and fire hose junction seal poor among the prior art is solved.
Description
The technical field is as follows:
the utility model relates to a fire control technical field, in particular to fire hydrant and fire hose connection structure.
The background art comprises the following steps:
the fire extinguishing system comprises an outdoor fire hydrant system, an indoor fire hydrant system and a fire extinguisher system, and also comprises an automatic spraying system, a water cannon system, a gas fire extinguishing system, a fire detection system, a water mist system and the like, wherein the fire hydrant is mainly used for a fire truck to take water from a municipal water supply network or an outdoor fire water supply network to extinguish fire, and can also be directly connected with a water hose and a water gun to discharge water to extinguish fire, so that the indoor and outdoor fire hydrant system is also one of important fire fighting facilities for fighting fire, and the fire hydrant is called as the fire hydrant, which is a fixed fire fighting facility and mainly used for controlling combustible substances, isolating combustion-supporting substances and eliminating ignition sources. The fire fighter need take water with fire hose connection fire hydrant before the fire fighting, however current fire hydrant only pays attention to the promotion of connection speed with fire hose's connection structure, and does not attach attention to the sealed problem to connection structure department, causes a large amount of water resource leakage, not only causes the wasting of resources, has also reduced the pressure of fire-fighting lance department simultaneously.
The utility model has the following contents:
the utility model aims at providing a fire hydrant and fire hose connection structure has solved the fire hydrant among the prior art and the sealed poor problem of fire hose junction.
The above technical purpose of the present invention can be achieved by the following technical solutions:
a fire hydrant and fire-fighting water pipe connecting structure comprises a fire hydrant and a fire-fighting water pipe, wherein the fire hydrant comprises a first connector, the fire-fighting water pipe comprises a canvas pipe and a second connector fixed at the end part of the canvas pipe, the first connector comprises a first outer ring and a first inner ring which are coaxially arranged, two first isolation bosses which are uniformly distributed are formed between the first outer ring and the first inner ring, and first hook parts which are in an inverted L shape are formed on the first isolation bosses; a first arc-shaped stop block is formed on the inner wall of the first outer ring;
the second joint comprises a second outer ring and a second inner ring which are coaxially arranged, two second isolation bosses are uniformly distributed between the second outer ring and the second inner ring, and second hook parts in an inverted L shape are formed on the second isolation bosses; a second arc-shaped stop block is formed on the inner wall of the second outer ring; the first hook part is inserted and sleeved on the second arc-shaped stop block, and the second hook part is inserted and sleeved on the first arc-shaped stop block;
the end face of the second inner ring is heightened, an annular sinking groove is formed in the end face of the second inner ring, a sealing ring is sleeved in the annular sinking groove, and the sealing ring is pressed against the end face of the first inner ring;
and the second hook part is provided with a jacking mechanism for driving the first joint and the second joint to be more attached.
Through above-mentioned technical scheme, connect the back together when first joint and second, the sealing washer seals the inner ring that first joint and second connect to prevent that water from leaking outward and keeping certain water pressure.
The utility model discloses still further set up to: the sealing ring is made of a water-swelling water stop strip.
Through above-mentioned technical scheme, the material of sealing washer is for meeting water inflation sealing rod, meets water back sealing washer inflation, and sealed effect is better.
The utility model discloses still further set up to: a sunk groove is formed in the second hook part, a through hole is formed in the outer end of the sunk groove, a counter bore is formed in the outer end of the sunk groove, and a rectangular jack penetrating through the counter bore and provided with an opening in one side is formed in the middle of the counter bore;
two centrosymmetric retaining walls are formed on the first joint;
the jacking mechanism comprises a first ejector rod inserted in the through hole and a second ejector rod inserted at the mouth of the countersink, the first ejector rod and the second ejector rod are respectively pressed against two ends of the plate-shaped lever, the middle part of the plate-shaped lever is rotatably connected to the support rod, and the support rod is fixed in the countersink;
a rectangular inserting plate is sleeved in the rectangular inserting hole, a rectangular through groove is formed at the inner end of the rectangular inserting plate, the outer end of the rectangular inserting plate extends out of the second hook part, and the rectangular inserting plate can touch the retaining wall under the driving of the second hook part; the inner end of the counter bore is sleeved with a jacking column and a pressure spring, the pressure spring is clamped between one end of the jacking column and the bottom surface of the counter bore, and the other end of the jacking column is pressed against the end face of the inner side of the rectangular through groove.
Through above-mentioned technical scheme, the second connects and inserts behind the first joint, then rotate the second and connect, second hook portion drives the rectangle picture peg and removes, when the barricade of first joint is touch to the rectangle picture peg, the rectangle picture peg is further pushed in the rectangle picture peg, thereby it lacks the effect of blockking to remove to the second ejector pin under the effect of pressure spring to push away the limit portion that the rectangle led to the groove after breaking away from the fore-set, then drive the second ejector pin with the one end jack-up of platelike lever, another of platelike lever pushes up first ejector pin in the opposite direction, first ejector pin presses on the first arc dog of first joint, thereby make first joint and second joint more paste the reality.
The utility model discloses still further set up to: a small easy-to-fold pre-positioning rod is fixed at the outer end of the rectangular inserting plate, and the other end of the pre-positioning rod is fixed on the outer wall of the second hook part; the pre-positioning rod is obliquely arranged.
Through the technical scheme, the pre-positioning rod can fix the initial position of the rectangular inserting plate to prevent the rectangular inserting plate from freely rotating; when the spraying nozzle is sprayed to the retaining wall, the rectangular inserting plate moves, and the pre-positioning rod is automatically broken off.
The utility model discloses still further set up to: the groove width and the groove length of the rectangular through groove are both larger than the outer diameter of the support pillar.
Through above-mentioned technical scheme, make things convenient for the fore-set to pass through the rectangle and lead to the groove.
The utility model discloses an outstanding effect is:
the sealing performance of the first joint and the second joint can be improved through the sealing ring made of the water-swelling water stop strip material when meeting water, so that the water pressure during fire fighting is ensured, and the waste of water is reduced; can make first joint and second joint laminate more through the tight mechanism in top, further improve the leakproofness.
Description of the drawings:
FIG. 1 is a schematic view of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1;
FIG. 3 is a cross-sectional view of FIG. 2 taken about B-B;
FIG. 4 is a cross-sectional view of FIG. 3 taken about C-C;
fig. 5 is a schematic structural view of a first joint of the present invention;
fig. 6 is a schematic structural diagram of a second joint according to the present invention.
Reference numerals are as follows: 1. a first joint; 11. a first outer ring; 12. a first inner ring; 13. a first isolation boss; 14. a first hook portion; 15. a first arc-shaped stop block; 16. a fourth threaded hole; 17. a retaining wall;
2. a second joint; 21. a second outer ring; 22. a second inner ring; 23. a second isolation boss; 24. a second hook portion; 241. sinking a groove; 242. a counter bore; 243. a rectangular jack; 244. a through hole; 25. a second arc-shaped stop block; 26. an annular sinking groove;
3. a screw;
4. a jacking mechanism; 41. a first ejector rod; 42. a second ejector rod; 43. a plate-shaped lever; 44. a support bar; 45. a rectangular plug board; 451. a rectangular through groove; 46. a top pillar; 47. a pressure spring; 48. and (6) pre-positioning the rod.
The specific implementation mode is as follows:
the following is only the preferred embodiment of the present invention, the protection scope is not limited to this embodiment, and all technical solutions belonging to the idea of the present invention should belong to the protection scope of the present invention. It should also be noted that modifications and embellishments within the scope of the present disclosure may be made by those skilled in the art without departing from the principles of the present disclosure.
Referring to fig. 1 to 6, a fire hydrant and fire hose connecting structure comprises a fire hydrant and a fire hose, wherein the fire hydrant comprises a first joint 1, the fire hose comprises a canvas pipe and a second joint 2 fixed at the end of the canvas pipe, the first joint 1 comprises a first outer ring 11 and a first inner ring 12 which are coaxially arranged, two first isolation bosses 13 which are uniformly distributed are formed between the first outer ring 11 and the first inner ring 12, and a first hook part 14 which is in an inverted L shape is formed on the first isolation boss 13; a first arc-shaped stop block 15 is formed on the inner wall of the first outer ring 11;
the second joint 2 comprises a second outer ring 21 and a second inner ring 22 which are coaxially arranged, two second isolation bosses 23 are uniformly distributed between the second outer ring 21 and the second inner ring 22, and second hook parts 24 in an inverted L shape are formed on the second isolation bosses 23; a second arc-shaped stop block 25 is formed on the inner wall of the second outer ring 21; the first hook part 14 is inserted and sleeved on the second arc-shaped stop block 25, and the second hook part 24 is inserted and sleeved on the first arc-shaped baffle 15;
the end face of the second inner ring 22 is heightened, an annular sinking groove 26 is formed in the end face of the second inner ring 22, a sealing ring 3 is sleeved in the annular sinking groove 26, and the sealing ring 3 is pressed against the end face of the first inner ring 12;
and the second hook part 24 is provided with a jacking mechanism 4 for driving the first joint 1 and the second joint 2 to be more attached.
The material of sealing washer 3 is for meeting water inflation sealing rod.
A counter bore 242 is formed at the outer end of the counter bore 241, and a rectangular insertion hole 243 which penetrates through the counter bore 242 and is open at one side is formed in the middle of the counter bore 242;
two centrosymmetric retaining walls 17 are formed on the first joint 1;
the jacking mechanism 4 comprises a first ejector rod 41 inserted in the through hole 244 and a second ejector rod 42 inserted in the mouth of the counterbore 242, the first ejector rod 41 and the second ejector rod 42 are respectively pressed against two ends of the plate-shaped lever 43, the middle part of the plate-shaped lever 43 is rotatably connected to the support rod 44, and the support rod 44 is fixed in the sinking groove 241;
the rectangular inserting plate 45 is sleeved in the rectangular inserting hole 243, a rectangular through groove 451 is formed at the inner end of the rectangular inserting plate 45, the outer end of the rectangular inserting plate 45 extends out of the second hook part 24, and the rectangular inserting plate 45 can touch the retaining wall 17 under the driving of the second hook part 24; the inner end of the counter bore 242 is sleeved with a top column 46 and a pressure spring 47, the pressure spring 47 is clamped between one end of the top column 46 and the bottom surface of the counter bore 242, and the other end of the top column 46 is pressed against the end surface of the inner side of the rectangular through groove 451.
A small and easily-folded pre-positioning rod 48 is fixed at the outer end of the rectangular inserting plate 45, and the other end of the pre-positioning rod 48 is fixed on the outer wall of the second hook part 24; the pre-positioning rods 48 are arranged obliquely.
The width and the length of the rectangular through groove 451 are both larger than the outer diameter of the top column 46.
Claims (4)
1. The utility model provides a fire hydrant and fire hose connection structure, includes fire hydrant and fire hose, the fire hydrant includes first joint (1), and the fire hose includes the canvas pipe and fixes second joint (2) at the canvas pipe end, its characterized in that: the first joint (1) comprises a first outer ring (11) and a first inner ring (12) which are coaxially arranged, two first isolation bosses (13) are uniformly distributed between the first outer ring (11) and the first inner ring (12), and first hook parts (14) in an inverted L shape are formed on the first isolation bosses (13); a first arc-shaped stop block (15) is formed on the inner wall of the first outer ring (11);
the second joint (2) comprises a second outer ring (21) and a second inner ring (22) which are coaxially arranged, two second isolation bosses (23) are uniformly distributed between the second outer ring (21) and the second inner ring (22), and second hook parts (24) in an inverted L shape are formed on the second isolation bosses (23); a second arc-shaped stop block (25) is formed on the inner wall of the second outer ring (21); the first hook part (14) is inserted and sleeved on the second arc-shaped stop block (25), and the second hook part (24) is inserted and sleeved on the first arc-shaped stop block (15);
the end face of the second inner ring (22) is heightened, an annular sinking groove (26) is formed in the end face of the second inner ring (22), a sealing ring (3) is sleeved in the annular sinking groove (26), and the sealing ring (3) is pressed against the end face of the first inner ring (12);
the second hook part (24) is provided with a jacking mechanism (4) for driving the first joint (1) and the second joint (2) to be more attached;
a sunk groove (241) is formed in the second hook part (24), a through hole (244) is formed in the outer end of the sunk groove (241), a counter bore (242) is formed in the outer end of the sunk groove (241), and a rectangular insertion hole (243) which penetrates through the counter bore (242) and is open at one side is formed in the middle of the counter bore (242);
two centrosymmetric retaining walls (17) are formed on the first joint (1);
the jacking mechanism (4) comprises a first ejector rod (41) inserted in the through hole (244) and a second ejector rod (42) inserted in the opening of the counter bore (242), the first ejector rod (41) and the second ejector rod (42) are respectively pressed against two ends of a plate-shaped lever (43), the middle part of the plate-shaped lever (43) is rotatably connected to a support rod (44), and the support rod (44) is fixed in the counter bore (241);
a rectangular inserting plate (45) is sleeved in the rectangular inserting hole (243), a rectangular through groove (451) is formed in the inner end of the rectangular inserting plate (45), the outer end of the rectangular inserting plate (45) extends out of the second hook portion (24), and the rectangular inserting plate (45) can touch the retaining wall (17) under the driving of the second hook portion (24); the inner end of the counter bore (242) is sleeved with a top column (46) and a pressure spring (47), the pressure spring (47) is clamped between one end of the top column (46) and the bottom surface of the counter bore (242), and the other end of the top column (46) is pressed against the end surface of the inner side of the rectangular through groove (451).
2. A fire hydrant and fire hose connecting structure according to claim 1, wherein: the sealing ring (3) is made of a water stop strip capable of expanding when meeting water.
3. A fire hydrant and fire hose connecting structure according to claim 1, wherein: a small and easily-folded pre-positioning rod (48) is fixed at the outer end of the rectangular inserting plate (45), and the other end of the pre-positioning rod (48) is fixed on the outer wall of the second hook part (24); the pre-positioning rods (48) are arranged obliquely.
4. A fire hydrant and fire hose connecting structure according to claim 3, wherein: the width and the length of the rectangular through groove (451) are both larger than the outer diameter of the top column (46).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222350673.2U CN218543545U (en) | 2022-09-05 | 2022-09-05 | Fire hydrant and fire-fighting water pipe connecting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222350673.2U CN218543545U (en) | 2022-09-05 | 2022-09-05 | Fire hydrant and fire-fighting water pipe connecting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218543545U true CN218543545U (en) | 2023-02-28 |
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ID=85272957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222350673.2U Active CN218543545U (en) | 2022-09-05 | 2022-09-05 | Fire hydrant and fire-fighting water pipe connecting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218543545U (en) |
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2022
- 2022-09-05 CN CN202222350673.2U patent/CN218543545U/en active Active
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