CN214426776U - Nodular cast iron water meter box - Google Patents
Nodular cast iron water meter box Download PDFInfo
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- CN214426776U CN214426776U CN202120905010.5U CN202120905010U CN214426776U CN 214426776 U CN214426776 U CN 214426776U CN 202120905010 U CN202120905010 U CN 202120905010U CN 214426776 U CN214426776 U CN 214426776U
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- water meter
- fixing portion
- card
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Abstract
The utility model discloses a nodular cast iron water meter box, which comprises a box body with a cover body, wherein connecting holes are arranged on two sides of the lower end of the box body, a supporting edge is formed on the upper end of the box body, the cover body is clamped on the supporting edge, a groove is arranged on the upper end of the cover body, a handle is rotationally connected in the groove, a sealing gasket is arranged on the supporting edge, a clamping groove with an isosceles trapezoid cross section is arranged on the supporting edge, a connecting rib matched with the clamping groove is formed at the bottom of the sealing gasket, and the sealing gasket is clamped on the clamping groove through the connecting rib; a moisture-proof water absorption layer is adhered to the side wall of the inner side of the box body, can be made of water-absorbent silica gel and is fixed by an adhesive; the box body and the cover body are both made of nodular cast iron.
Description
Technical Field
The utility model belongs to the technical field of the water meter case, refer in particular to a nodular cast iron water meter case.
Background
The water meter box is a common civil basic equipment facility and is widely applied to civil infrastructure of villages, towns, large, medium and small cities. The existing water meter boxes are mostly buried on the ground, along with the popularization of electronic water meters, the traditional water meter is not suitable for the installation of the electronic water meter under the conditions of easy water leakage and dampness, and the service life of electronic components in the electronic water meter is influenced even if the traditional water meter is installed.
Disclosure of Invention
Not enough to prior art exists, the utility model aims to provide a simple structure, and dampproofing and waterproofing's nodular cast iron water meter box.
In order to achieve the above purpose, the utility model provides a following technical scheme: a ductile cast iron water meter box comprises a box body with a cover body, wherein connecting holes are formed in two sides of the lower end of the box body, a supporting edge is formed at the upper end of the box body, the cover body is clamped on the supporting edge, a groove is formed in the upper end of the cover body, a handle is rotatably connected in the groove, a sealing gasket is arranged on the supporting edge, a clamping groove with an isosceles trapezoid cross section is formed in the supporting edge, a connecting rib matched with the clamping groove is formed at the bottom of the sealing gasket, and the sealing gasket is clamped on the clamping groove through the connecting rib; a moisture-proof water absorption layer is adhered to the side wall of the inner side of the box body, can be made of water-absorbent silica gel and is fixed by an adhesive; the box body and the cover body are both made of nodular cast iron.
By adopting the technical scheme, the sealing gasket is arranged on the supporting edge, so that the sealing property of the connection between the cover body and the box body can be ensured; the supporting edge is provided with a mounting groove with an isosceles trapezoid cross section, the bottom of the sealing gasket is provided with a connecting rib matched with the mounting groove, and the sealing gasket is clamped on the mounting groove through the connecting rib, so that the sealing gasket can be conveniently mounted and fixed; and the side wall of the inner side of the box body is pasted with a moisture-proof water absorption layer, so that the drying in the box body can be further ensured.
The utility model discloses further set up to: the connecting hole be provided with waterproof sealing member, waterproof sealing member including the connecting piece of taking the card edge, the connecting piece is the tubulose, the connecting piece inserts in the connecting hole, the card is along the card outside the connecting hole, is provided with the resettlement groove in the connecting piece inboard, is provided with first sealing washer on the resettlement groove to be provided with the connection external screw thread in the outside of connecting piece, threaded connection has sealing fixed spare on the connection external screw thread, the connecting piece is fixed on the connecting hole through card edge and sealing fixed spare.
Through adopting foretell technical scheme, the connecting piece inserts in the connecting hole, the card is along the card outside the connecting hole, is provided with the arrangement groove at the connecting piece inboard, is provided with first sealing washer on the arrangement groove, and the pipeline inserts in the connecting piece and offsets with first sealing washer to can play good sealed effect.
The utility model discloses further set up to: a second sealing ring is arranged between the clamping edge and the end face of the connecting hole; the sealing fixing piece is in a stepped ring column shape and comprises a first fixing part, a second fixing part and a bearing edge formed between the first fixing part and the second fixing part, a connecting internal thread is formed in the first fixing part, and a rubber sealing layer is fixedly arranged on the inner side of the second fixing part.
By adopting the technical scheme, the second sealing ring is arranged between the clamping edge and the end face of the connecting hole, so that the sealing property of the connection between the clamping edge and the box body can be ensured; the sealing fixing piece is in a stepped ring column shape and comprises a first fixing part, a second fixing part and a bearing edge formed between the first fixing part and the second fixing part, a connecting internal thread is formed in the first fixing part, a rubber sealing layer is fixedly arranged on the inner side of the second fixing part, and a pipeline penetrates through the inner side of the second fixing part and abuts against the rubber sealing layer, so that the sealing effect can be further ensured.
The utility model discloses further set up to: the bearing edge is clamped on the end face of the connecting piece, and a third sealing ring is arranged between the bearing edge and the end face of the connecting piece.
Through adopting foretell technical scheme, accept along the card on the terminal surface of connecting piece to accept to be provided with the third sealing washer along with between the terminal surface of connecting piece, thereby can ensure the leakproofness of being connected between connecting piece and the sealing fixed part.
The utility model discloses further set up to: the inner side of the second fixing part is provided with a tapered hole with a small outer part and a large inner part, the taper of the tapered hole is 88 degrees, a plurality of notch parts which are uniformly distributed according to the circumference and extend axially are arranged on the end surface of the second fixing part, and the rubber sealing layer extends to the end surface of the second fixing part and is flush with the end surface; wherein, the connecting piece and the sealing fixing piece can be supported by materials such as PE or PVC.
Through adopting foretell technical scheme, the inboard of second fixed part is for having little big taper hole in the outside, and the tapering of taper hole is 88, is provided with a plurality of breach portions according to circumference evenly distributed and according to axial extension on the second fixed part terminal surface, and when the in-process that fixed seal screwed up, the taper hole upper end returns and receives the extrusion to on the pipeline again of the inseparable laminating of rubber seal layer, in order to ensure sealed reliability.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at I;
fig. 3 is a side view of the seal holder of the present invention;
reference numbers in the drawings and corresponding part names: the sealing structure comprises a cover body 1, a box body 2, a connecting hole 3, a supporting edge 4, a sealing gasket 5, a clamping groove 6, a connecting rib 7, a moisture-proof water absorption layer 8, a clamping edge 9, a connecting piece 10, a first sealing ring 11, a second sealing ring 12, a first fixing part 13, a second fixing part 14, a receiving edge 15, a rubber sealing layer 16, a third sealing ring 17 and a notch 18.
Detailed Description
Fig. 1 to 3 illustrate an embodiment of the present invention.
A ductile cast iron water meter box comprises a box body 2 with a cover body 1, wherein connecting holes 3 are formed in two sides of the lower end of the box body 2, a supporting edge 4 is formed at the upper end of the box body 2, the cover body 1 is clamped on the supporting edge 4, a groove is formed in the upper end of the cover body 1, a handle is rotatably connected in the groove, a sealing gasket 5 is arranged on the supporting edge 4, a clamping groove 6 with an isosceles trapezoid-shaped section is formed in the supporting edge 4, a connecting rib 7 matched with the clamping groove 6 is formed at the bottom of the sealing gasket 5, and the sealing gasket 5 is clamped on the clamping groove 6 through the connecting rib 7; a moisture-proof water absorption layer 8 is adhered to the side wall of the inner side of the box body 2, and the moisture-proof water absorption layer 8 can be made of water-absorbent silica gel and is fixed by an adhesive; the box body 2 and the cover body 1 are both made of nodular cast iron.
The sealing gasket 5 is arranged on the supporting edge 4, so that the sealing performance of the connection between the cover body 1 and the box body 2 can be ensured; the supporting edge 4 is provided with a mounting groove with an isosceles trapezoid cross section, the bottom of the sealing gasket 5 is provided with a connecting rib 7 matched with the mounting groove, and the sealing gasket 5 is clamped on the mounting groove through the connecting rib 7, so that the sealing gasket 5 can be conveniently mounted and fixed; and the side wall of the inner side of the box body 2 is pasted with a moisture-proof water absorption layer 8, thereby further ensuring the drying in the box body 2.
Further: connecting hole 3 be provided with waterproof sealing member, waterproof sealing member include that the area blocks connecting piece 10 along 9, connecting piece 10 is the tubulose, connecting piece 10 inserts in connecting hole 3, blocks along 9 card outside connecting hole 3, is provided with the resettlement groove in connecting piece 10 inboard, is provided with first sealing washer 11 on the resettlement groove to be provided with the connection external screw thread in the outside of connecting piece 10, threaded connection has sealing fixed part on the connection external screw thread, connecting piece 10 fixes on connecting hole 3 along 9 and sealing fixed part through the card.
Insert in connecting hole 3 through connecting piece 10, card along 9 cards outside connecting hole 3, be provided with the resettlement groove at connecting piece 10 inboard, be provided with first sealing washer 11 on the resettlement groove, the pipeline inserts in connecting piece 10 and offsets with first sealing washer 11 to can play good sealed effect.
Further: a first fixing portion 1312 is provided between the catch 9 and an end surface of the connection hole 3; the sealing fixing piece is in a stepped ring column shape and comprises a first fixing portion, a second fixing portion 14 and a bearing edge 15 formed between the first fixing portion and the second fixing portion 14, a connecting internal thread is formed in the first fixing portion, and a rubber sealing layer 16 is fixedly arranged on the inner side of the second fixing portion 14.
The first fixing portion 1312 is provided between the card edge 9 and the end surface of the connection hole 3, so that the sealing property of the connection between the card edge 9 and the case 2 can be ensured; the sealing fixing piece is in a stepped ring column shape and comprises a first fixing portion, a second fixing portion 14 and a bearing edge 15 formed between the first fixing portion and the second fixing portion 14, a connecting internal thread is formed in the first fixing portion, a rubber sealing layer 16 is fixedly arranged on the inner side of the second fixing portion 14, and a pipeline penetrates through the inner side of the second fixing portion 14 and abuts against the rubber sealing layer 16, so that the sealing effect can be further ensured.
Further: the receiving edge 15 is clamped on the end face of the connecting piece 10, and a third sealing ring 17 is arranged between the receiving edge 15 and the end face of the connecting piece 10.
The receiving edge 15 is clamped on the end face of the connecting piece 10, and a third sealing ring 17 is arranged between the receiving edge 15 and the end face of the connecting piece 10, so that the connection tightness between the connecting piece 10 and the sealing fixing piece can be ensured.
Further: the inner side of the second fixing part 14 is provided with a tapered hole with a small outside and a large inside, the taper of the tapered hole is 88 degrees, a plurality of notch parts 18 which are uniformly distributed according to the circumference and extend axially are arranged on the end surface of the second fixing part 14, and the rubber sealing layer 16 extends to the end surface of the second fixing part 14 and is flush with the end surface; the connecting member 10 and the sealing and fixing member may be made of PE or PVC.
The inboard of passing through second fixed part 14 is for having little big taper hole in the outside, and the tapering of taper hole is 88, is provided with a plurality of breach portions 18 according to circumference evenly distributed and according to axial extension on second fixed part 14 terminal surface, and when the in-process that fixed seal screwed up, the taper hole upper end is got back the extrusion to on making the inseparable laminating of rubber seal layer 16 pipeline again, in order to ensure sealed reliability.
The above-mentioned embodiment is only the preferred embodiment of the present invention, and does not limit the protection scope of the present invention according to this, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (5)
1. The utility model provides a nodular cast iron water meter case, is including taking box (2) of lid (1), and the both sides of box (2) lower extreme all are provided with connecting hole (3), and box (2) upper end is formed with supports along (4), and lid (1) card is on supporting along (4), and is provided with the recess in lid (1) upper end, and recess internal rotation is connected with handle, characterized by: a sealing gasket (5) is arranged on the supporting edge (4), a clamping groove (6) with an isosceles trapezoid-shaped section is arranged on the supporting edge (4), a connecting rib (7) matched with the clamping groove (6) is formed at the bottom of the sealing gasket (5), and the sealing gasket (5) is clamped on the clamping groove (6) through the connecting rib (7); and a moisture-proof water-absorbing layer (8) is adhered to the side wall of the inner side of the box body (2).
2. The ductile iron water meter case according to claim 1, wherein: connecting hole (3) be provided with waterproof sealing member, waterproof sealing member including connecting piece (10) of taking the card along (9), connecting piece (10) are the tubulose, connecting piece (10) insert in connecting hole (3), the card is outside connecting hole (3) along (9) card, be provided with the resettlement groove in connecting piece (10) inboard, be provided with first sealing washer (11) on the resettlement groove to be provided with the connection external screw thread in the outside of connecting piece (10), threaded connection has sealing fixed spare on the connection external screw thread, connecting piece (10) are fixed on connecting hole (3) along (9) and sealing fixed spare through the card.
3. The ductile iron water meter case according to claim 2, wherein: a second sealing ring (12) is arranged between the clamping edge (9) and the end face of the connecting hole (3); the sealing fixing piece is in a stepped ring column shape and comprises a first fixing portion (13), a second fixing portion (14) and a bearing edge (15) formed between the first fixing portion (13) and the second fixing portion (14), a connecting internal thread is formed in the first fixing portion (13), and a rubber sealing layer (16) is fixedly arranged on the inner side of the second fixing portion (14).
4. The ductile iron water meter case according to claim 3, wherein: the bearing edge (15) is clamped on the end face of the connecting piece (10), and a third sealing ring (17) is arranged between the bearing edge (15) and the end face of the connecting piece (10).
5. The ductile iron water meter case according to claim 4, wherein: the inboard of second fixed part (14) for having little big taper hole in outer, the tapering in taper hole is 88, be provided with a plurality of breach portions (18) according to circumference evenly distributed and according to axial extension on second fixed part (14) terminal surface, rubber seal layer (16) extend to the terminal surface department of second fixed part (14) and with the terminal surface parallel and level.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120905010.5U CN214426776U (en) | 2021-04-28 | 2021-04-28 | Nodular cast iron water meter box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120905010.5U CN214426776U (en) | 2021-04-28 | 2021-04-28 | Nodular cast iron water meter box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214426776U true CN214426776U (en) | 2021-10-19 |
Family
ID=78076601
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120905010.5U Active CN214426776U (en) | 2021-04-28 | 2021-04-28 | Nodular cast iron water meter box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214426776U (en) |
-
2021
- 2021-04-28 CN CN202120905010.5U patent/CN214426776U/en active Active
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