CN210375274U - Four-piece type spliced vertical water meter shell - Google Patents
Four-piece type spliced vertical water meter shell Download PDFInfo
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- CN210375274U CN210375274U CN201921096772.4U CN201921096772U CN210375274U CN 210375274 U CN210375274 U CN 210375274U CN 201921096772 U CN201921096772 U CN 201921096772U CN 210375274 U CN210375274 U CN 210375274U
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Abstract
The utility model relates to a four-piece spliced vertical water meter shell, which comprises a first upper shell, a second upper shell, a first lower shell, a second lower shell and a middle retainer ring; the first casing is connected with the second casing left and right to be a lower casing with a hollow water inlet cavity, the upper end face of the lower casing is provided with an opening, and the side wall of the lower casing is provided with a water inlet pipe used for communicating the outside and the water inlet cavity. The utility model discloses an overcome the shortcoming that current water gauge shell body adopted foundry sand casting to exist foundry goods size homogeneity poor, the later stage allowance of processing is big, manufacturing cost is high, be four formula concatenation formulas with its design to the cutting apart of shelves circle in the cooperation has that structural design letter is amassed, the size uniformity is good, simple to operate, later stage allowance of processing is little, manufacturing cost low grade advantage.
Description
Technical Field
The utility model relates to a vertical water gauge shell of four-piece formula concatenation is used in water gauge production field.
Background
Most water meter shells used at present are cast by founding, but the founding casting has the problems of various production procedures, difficult control of technological process, easy occurrence of casting defects, poor size uniformity of castings and large later-stage machining allowance, thus leading to high manufacturing cost. Therefore, it is a need to provide a four-piece spliced vertical water meter case with good dimensional consistency, small later-stage machining allowance, simple structure, high strength, light weight, good consistency, high precision, long service life and low manufacturing cost.
SUMMERY OF THE UTILITY MODEL
In order to overcome the shortcoming that the foundry goods size homogeneity that current water gauge shell adopted the foundry sand casting to exist is poor, the later stage process allowance is big, manufacturing cost is high, the utility model provides a vertical water gauge shell of four-piece formula concatenation is the four-piece formula with its design to the cutting apart of washer in the cooperation has that structural design letter is amassed, size uniformity is good, simple to operate, the later stage process allowance is little, manufacturing cost low grade advantage.
The technical scheme of the utility model as follows:
a four-piece spliced vertical water meter shell comprises a first upper shell, a second upper shell, a first lower shell, a second lower shell and a middle retainer ring;
the first lower shell and the second lower shell are spliced left and right to form a lower shell with a hollow water inlet cavity, an opening is formed in the upper end face of the lower shell, and a water inlet pipe used for communicating the outside and the water inlet cavity is arranged on the side wall of the lower shell;
the first upper shell and the second upper shell are spliced left and right to form an upper shell with a hollow water outlet cavity, the lower end face of the upper shell is provided with an opening, the side wall of the upper shell is provided with a water outlet pipe for communicating the water outlet cavity with the outside, and the upper end of the upper shell is provided with a cylindrical mounting part for mounting a water meter;
the lower end of the upper shell is fixedly connected with the upper end of the lower shell, the middle retaining ring is fixedly arranged on the inner peripheral wall of the lower shell and is positioned between the water inlet cavity and the water outlet cavity, a water inlet hole for communicating the water inlet cavity and the water outlet cavity is formed in the middle retaining ring, and the water inlet hole is positioned right below the cylindrical installation part;
the water meter shell further comprises tooth rings which are fixedly installed on the outer peripheral wall of the opening of the water outlet pipe, the outer peripheral wall of the opening of the water inlet pipe and the outer peripheral wall of the upper end of the cylindrical installation part respectively.
The utility model provides a vertical water meter shell adopts four-piece formula concatenation to set up the well shelves circle between upper and lower casing and carry out the check and keep off, make lower casing inner chamber (the cavity of intaking) and last casing inner chamber (the cavity of going out water) sealed stable, separate respectively again, the probability that reducible vortex produced. The four-piece spliced vertical water meter shell has the advantages of good size consistency, small later-stage machining allowance, simple and compact structure, high strength, light weight, good consistency, high precision, long service life and low manufacturing cost. The preparation method of the four-piece spliced vertical water meter shell comprises the following steps: after the lower shell is positioned by a clamp, welding the first lower shell and the second lower shell to form a lower shell; welding the middle washer, and testing that the welding seam is not leaked; welding the first upper shell and the second upper shell to form an upper shell; after the fixture is positioned, welding the upper shell and the lower shell to obtain a semi-finished water meter shell; and (4) performing integral leak detection on the semi-finished water meter shell, and performing surface treatment after the semi-finished water meter shell is qualified to obtain a four-piece spliced vertical water meter shell finished product.
The first upper shell, the second upper shell, the first lower shell and the second lower shell are metal shells formed in a punching mode, and the first upper shell, the second upper shell, the first lower shell, the second lower shell, the middle gear ring and the tooth rings are connected in a laser welding mode.
The four-piece shell is made of stretchable metal materials, is formed by multi-channel punch forming through a precision die and laser precision welding through a multi-axis manipulator after being positioned by a clamp, and has the advantages of simple structure, attractive appearance, reliability, high strength, light weight, good consistency, high precision, long service life and lower cost. The punch formed watch shell is smooth and regular without bulges and convex parts, and the probability of generating eddy current can be reduced.
The metal shell is an iron shell, a steel shell, a stainless steel shell, a copper shell or an aluminum shell.
Preferably the metal housing material is strong and readily available.
The wall thickness of the metal shell is 1.3-2.0 mm.
The preferred wall thickness results in a robust construction and cost savings.
The vertical water meter shell further comprises a lead sealing block for installing a lead seal, one end of the lead sealing block is connected to the outer wall of one side, facing the cylindrical installation part, of the water outlet pipe, and the other end of the lead sealing block is connected to the outer wall of the top of the upper shell.
The lead sealing block can be used for hanging lead sealing, and also has the function of a reinforcing rib, so that the water meter shell is prevented from being deformed due to the influence of air temperature.
The connection between the lead sealing block and the water outlet pipe and the top of the upper shell is laser welding connection.
The preferable connection mode has high efficiency and firm connection.
The lower shell is provided with an installation step for installing a middle retainer ring on the inner peripheral wall of the upper end of the part under the water meter installation part.
The setting of installation step can carry out spacing to the centering ring washer, has promoted the firmness of water meter shell structure.
The bottom of the edge of the middle retaining ring at one side far away from the water inlet hole is provided with a surrounding rib strip extending towards the direction of the water inlet pipe.
The surrounding ribs play a role of reinforcing ribs, can prevent the middle stop ring from deforming, and can increase the welding combination area.
Compared with the prior art, the utility model discloses the application has following advantage:
1) the four-piece spliced vertical water meter shell is made of stretchable metal materials, is punched and formed by a die, has high strength, light weight, good size consistency and small later-stage machining allowance, can greatly reduce the manufacturing cost, has smooth and regular inner parts without bulges and protruding parts, and can reduce the probability of vortex generation;
2) the four shells are formed by positioning the clamps and then precisely welding the four shells by using a multi-axis manipulator through laser, and the four shells have the advantages of simple and reliable structure, attractive appearance, high precision and long service life;
3) the arrangement of the middle retainer ring ensures that the inner cavity (water inlet cavity) of the lower shell and the inner cavity (water outlet cavity) of the upper shell are stably sealed and are respectively separated, thereby reducing the probability of generating vortex;
4) the lead sealing block can be used for hanging lead sealing and also plays a role of reinforcing ribs.
Drawings
Fig. 1 is a perspective view of the four-piece type vertical water meter case of the present invention during splicing;
FIG. 2 is a drawing showing the four-piece type vertical water meter case of the present invention;
fig. 3 is a cross-sectional view of the four-piece type spliced vertical water meter shell during splicing.
Description of reference numerals:
the water-cooled water heater comprises a first upper shell 1, a second upper shell 2, a first lower shell 3, a second lower shell 4, a middle gear ring 5, a water inlet pipe 6, a water outlet pipe 7, a cylindrical mounting part 8, a tooth ring 9, a lead sealing block 10, a water inlet hole 5-1, a surrounding rib 5-2 and a mounting step 8-1.
Detailed Description
The technical solution of the present invention will be described in detail with reference to the accompanying drawings 1-3 of the specification.
As shown in fig. 1-3, a four-piece spliced vertical water meter case of the present invention comprises a first upper case 1, a second upper case 2, a first lower case 3, a second lower case 4 and a middle washer 5;
the first lower shell 3 and the second lower shell 4 are spliced left and right to form a lower shell with a hollow water inlet cavity, an opening is formed in the upper end face of the lower shell, and a water inlet pipe 6 for communicating the outside and the water inlet cavity is arranged on the side wall of the lower shell;
the first upper shell 1 and the second upper shell 2 are spliced left and right to form an upper shell with a hollow water outlet cavity, the lower end face of the upper shell is provided with an opening, the side wall of the upper shell is provided with a water outlet pipe 7 for communicating the water outlet cavity with the outside, and the upper end of the upper shell is provided with a cylindrical mounting part 8 for mounting a water meter;
the lower end of the upper shell is fixedly connected with the upper end of the lower shell, the middle retaining ring 5 is fixedly arranged on the inner peripheral wall of the lower shell and is positioned between the water inlet cavity and the water outlet cavity, a water inlet hole 5-1 for communicating the water inlet cavity and the water outlet cavity is arranged on the middle retaining ring 5, and the water inlet hole 5-1 is positioned right below the cylindrical mounting part 8;
the water meter shell further comprises a tooth ring 9 fixedly installed on the outer peripheral wall of the opening of the water outlet pipe 7, the outer peripheral wall of the opening of the water inlet pipe 6 and the outer peripheral wall of the upper end of the cylindrical installation part 8 respectively.
The first upper shell 1, the second upper shell 2, the first lower shell 3 and the second lower shell 4 are metal shells formed by stamping, and the first upper shell 1, the second upper shell 2, the first lower shell 3, the second lower shell 4, the middle retainer ring 5 and the tooth rings 9 are connected by laser welding.
The metal shell is an iron shell, a steel shell, a stainless steel shell, a copper shell or an aluminum shell.
The wall thickness of the metal shell is 1.3-2.0 mm.
The vertical water meter shell further comprises a lead sealing block 10 for installing a lead seal, one end of the lead sealing block 10 is connected to the outer wall of one side, facing the cylindrical installation part 8, of the water outlet pipe 7, and the other end of the lead sealing block is connected to the outer wall of the top of the upper shell.
The connection between the lead sealing block 10 and the water outlet pipe 7 and the top of the upper shell is laser welding connection.
The lower shell is provided with a mounting step 8-1 for mounting the middle retainer ring 5 on the inner peripheral wall of the upper end of the part right below the water meter mounting part 8.
The bottom of the edge of the middle retaining ring 5, which is far away from one side of the water inlet hole 5-1, is provided with a surrounding rib 5-2 extending towards the direction of the water inlet pipe 6.
The vertical water meter shell of four-piece formula concatenation not only confine to above-mentioned embodiment, the all is the foundation the utility model discloses any improvement or replacement of principle all should be within the protection scope.
Claims (8)
1. The utility model provides a vertical water meter shell of four formula concatenations which characterized in that: comprises a first upper shell (1), a second upper shell (2), a first lower shell (3), a second lower shell (4) and a middle retainer ring (5);
the first lower shell (3) and the second lower shell (4) are spliced left and right to form a lower shell with a hollow water inlet cavity, an opening is formed in the upper end face of the lower shell, and a water inlet pipe (6) used for communicating the outside with the water inlet cavity is arranged on the side wall of the lower shell;
the first upper shell (1) and the second upper shell (2) are spliced left and right to form an upper shell with a hollow water outlet cavity, an opening is formed in the lower end face of the upper shell, a water outlet pipe (7) used for communicating the water outlet cavity with the outside is arranged on the side wall of the upper shell, and a cylindrical mounting part (8) used for mounting a water meter head is arranged at the upper end of the upper shell;
the lower end of the upper shell is fixedly connected with the upper end of the lower shell, the middle retaining ring (5) is fixedly arranged on the inner peripheral wall of the lower shell and is positioned between the water inlet cavity and the water outlet cavity, a water inlet hole (5-1) used for communicating the water inlet cavity and the water outlet cavity is formed in the middle retaining ring (5), and the water inlet hole (5-1) is positioned under the cylindrical mounting part (8);
the water meter shell further comprises a tooth ring (9) which is fixedly arranged on the outer peripheral wall of the pipe opening of the water outlet pipe (7), the outer peripheral wall of the pipe opening of the water inlet pipe (6) and the outer peripheral wall of the upper end of the cylindrical installation part (8) respectively.
2. The four-piece spliced vertical water meter case according to claim 1, wherein: casing (2), first casing (3), second casing (4) are stamping forming's metal casing under first casing (1), the second, and casing (2), first casing (3), second casing (4), well shelves circle (5) and the connection between each tooth circle (9) are the laser welding connection under first casing (1), the second.
3. The four-piece spliced vertical water meter case according to claim 2, wherein: the metal shell is an iron shell, a steel shell, a stainless steel shell, a copper shell or an aluminum shell.
4. The four-piece spliced vertical water meter case according to claim 3, wherein: the wall thickness of the metal shell is 1.3-2.0 mm.
5. The four-piece spliced vertical water meter case according to claim 1, wherein: the vertical water meter shell further comprises a lead sealing block (10) for installing a lead seal, one end of the lead sealing block (10) is connected to the outer wall of one side, facing the cylindrical installation part (8), of the water outlet pipe (7), and the other end of the lead sealing block is connected to the outer wall of the top of the upper shell.
6. The four-piece spliced vertical water meter case according to claim 5, wherein: the connection between the lead sealing block (10) and the water outlet pipe (7) and the top of the upper shell is laser welding connection.
7. The four-piece spliced vertical water meter case according to claim 1, wherein: the inner peripheral wall of the upper end of the lower shell, which is positioned at the part right below the water meter mounting part, is provided with a mounting step (8-1) for mounting a middle retainer ring (5).
8. The four-piece spliced vertical water meter case according to claim 7, wherein: the bottom of the edge of one side of the middle retaining ring (5) far away from the water inlet hole (5-1) is provided with a surrounding rib bar (5-2) extending towards the direction of the water inlet pipe (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921096772.4U CN210375274U (en) | 2019-07-12 | 2019-07-12 | Four-piece type spliced vertical water meter shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921096772.4U CN210375274U (en) | 2019-07-12 | 2019-07-12 | Four-piece type spliced vertical water meter shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210375274U true CN210375274U (en) | 2020-04-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921096772.4U Active CN210375274U (en) | 2019-07-12 | 2019-07-12 | Four-piece type spliced vertical water meter shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210375274U (en) |
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2019
- 2019-07-12 CN CN201921096772.4U patent/CN210375274U/en active Active
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