CN216483301U - Stainless steel water meter case - Google Patents
Stainless steel water meter case Download PDFInfo
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- CN216483301U CN216483301U CN202122663116.1U CN202122663116U CN216483301U CN 216483301 U CN216483301 U CN 216483301U CN 202122663116 U CN202122663116 U CN 202122663116U CN 216483301 U CN216483301 U CN 216483301U
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Abstract
The utility model relates to a stainless steel water meter shell, which is designed for solving the technical problems of difficult automatic production and low production efficiency caused by poor structural design of the shell of the traditional stainless steel water meter of the same type. The meter body of the stainless steel water meter shell is formed by welding a left stainless steel meter body and a right stainless steel meter body, and an internal water ring is arranged in a main core hole of the meter bodies; the watch is characterized in that a water inlet through hole and a water outlet through hole of the watch body are respectively a cylindrical water inlet through hole and a cylindrical water outlet through hole, and the cylindrical through holes are convenient for processing and producing the watch case; meanwhile, the cylindrical water inlet through hole of the meter body is obliquely arranged at the bottom of the main core hole below the internal water diversion ring, the water outlet section at one end of the cylindrical water outlet through hole of the meter body is arranged in parallel with the bottom of the main core hole, the water inlet section at the other end of the water outlet through hole inclines upwards to be communicated with the main core hole between the upper part of the internal water diversion ring and the lower part of the large diameter, and the upper parts of the internal water diversion rings of the left stainless steel meter body and the right stainless steel meter body are respectively and symmetrically provided with inner grooves formed by punching.
Description
Technical Field
The utility model relates to a stainless steel water meter shell, in particular to a stainless steel water meter shell.
Background
The water meter is a meter for measuring water flow, mostly for cumulative flow measurement of water, and generally divided into a positive displacement water meter and a velocity water meter, and the specification of the water meter usually considers the size and flow range of the used flow and then selects the specification of the common flow closest to the value. Wherein, some water meter watchcases adopt stainless steel to form, wherein divide into left and right, upper and lower and external member three kinds of welding forming methods among them, the stainless steel water meter watchcase that the external member welds the forming is as the application number 201910302565.8 that Chinese patent literature discloses, application publication date 2019.07.30, the utility model name "a stainless steel water meter watchcase and production technology"; the stainless steel water meter case formed by welding left and right is disclosed as the application number 202020100807.3 disclosed in Chinese patent literature, the granted bulletin date 2020.09.25 and the utility model name 'a stainless steel water meter case'; but the meter shell of the stainless steel water meter has lower automatic production rate and is difficult to automatically produce.
Disclosure of Invention
In order to overcome the defects, the utility model aims to provide a stainless steel water meter shell in the field, so that the technical problems that the automatic production is difficult and the production efficiency is low due to poor structural design of the shell in the existing similar stainless steel water meter are solved. The purpose is realized by the following technical scheme.
A stainless steel water meter shell is characterized in that a meter body of the stainless steel water meter shell is formed by welding a left stainless steel meter body and a right stainless steel meter body, a main core cavity is arranged in the middle of the meter body, a water inlet through hole and a water outlet through hole are respectively arranged on two sides of the main core cavity, the outer diameters of orifices of the main core cavity, the water inlet through hole and the water outlet through hole are respectively provided with a welding fixed screw thread, one side of the inner diameter of the main core cavity orifice of the main core cavity is provided with a notch, a lower cavity with the diameter larger than the inner diameter of the orifice is arranged below the inner diameter of the main core cavity orifice of the meter body, the height of the water inlet through hole on one side of the main core orifice below the lower cavity is lower than that of the water outlet through hole on the other side, an internal water ring is arranged between the upper inner wall of the water inlet through hole on one side of the main core orifice below the lower cavity and the lower inner wall of the water outlet through hole on the other side below, the bottom of the inner diameter of the internal water ring is smaller than the diameter of the top of the inner diameter of the inner water ring, and is a stepped ring opening, an arc-shaped transition chamfer is arranged at the bottom of the main core hole below the lower cavity, and an impeller assembly is arranged in the middle cavity of the main core hole. The key point of the structure design is that the water inlet through hole and the water outlet through hole of the meter body are respectively a cylindrical water inlet through hole and a cylindrical water outlet through hole. The structure of the water inlet and the water outlet of the watchcase in the prior similar product is changed by the watchcase, and the watchcase adopts the cylindrical through hole; after the structure is changed, the structure of the internal water ring is simpler than that of an old watchcase, so that the watchcase is more convenient to process and produce.
The cylinder inlet through hole of the meter body is obliquely arranged at the bottom of the main core hole below the internal water diversion ring, one end of the cylinder outlet through hole of the meter body is provided with a water outlet section which is parallel to the bottom of the main core hole, and the water inlet section at the other end of the water outlet through hole is upwards inclined and communicated with the main core hole between the upper part of the internal water diversion ring and the lower part of the large diameter. The structure is convenient for the further circulation of the water inlet end and the water outlet end in the meter body.
Inner grooves formed by punching are symmetrically arranged above the inner water rings of the left stainless steel meter body and the right stainless steel meter body respectively. Thereby when being convenient for interior water ring welded fastening, further spacing and fixed through the inner groovy.
Half of the meter shell of the meter body is placed on a die set, one ejector rod drives an internal water ring to be placed into the half meter shell through a cylinder, one machine head of the electric welding machine drives the internal water ring to be welded with the half meter shell through the cylinder, then the other ejector rod drives the other half meter shell to be placed on the die set through the cylinder, the other machine head of the electric welding machine drives the internal water ring to be welded with the two half meter shells through the cylinder, a third machine head of the electric welding machine welds and fixes the internal water ring in the other half meter shell, and finally the threads of the water inlet, the water outlet and the threads on the top end of the main core cavity are welded on the meter shells. Thereby be convenient for the table body through die carrier automated production, and then provide production efficiency.
One half of the meter shell of the meter body is placed on a die set, the cylinders on two sides respectively drive the hole column dies to be inserted into the cylindrical water inlet through hole and the cylindrical water outlet through hole, the internal water ring is arranged at the ring groove of the branch die head, the two sides of the middle conical head of the branch die head are symmetrically provided with the branch die cores, the two side branch die cores are respectively hinged with the end part of the middle conical head, the branch die with the internal water ring is placed in the half of the meter shell through the cylinder of a mandril, one head of the electric welding machine is driven by the cylinder to complete the welding of the internal water ring and the half of the meter shell, then the other mandril drives the other half of the meter shell to be placed on the die set through the cylinder, the other head of the electric welding machine is driven by the cylinder to complete the welding of the two half of the meter shells, the third head of the electric welding machine is used for welding and fixing the internal water ring in the other half of the meter shell, the cylinders on two sides respectively drive the hole column dies to be drawn out, the middle conical head of the branch die head is driven by the cylinder to be drawn out, and drawing the main core cavity of the watch body out of the split die heads on the two sides, and finally welding the threads of the water inlet, the water outlet and the top end of the main core cavity on the watch case.
And the threads of the water inlet, the threads of the water outlet and the threads at the top end of the main core cavity are respectively and automatically welded through an electric welding machine on the other die and the corresponding ejector rod and the corresponding air cylinder.
The utility model has reasonable structural design, more convenient production and higher production efficiency, and is particularly convenient for automatic production; it is suitable for the use and production of stainless steel water meter cases and the structural improvement of similar products.
Drawings
Fig. 1 is a schematic sectional structure of the present invention.
Fig. 2 is a schematic perspective view of the present invention.
FIG. 3 is a schematic structural diagram of a part of a mold in the production process of the present invention.
Figure number and name: 1. the meter body, 101, cylinder inlet through hole, 102, cylinder outlet through hole, 103, inner grove, 2, interior hydrologic cycle.
Detailed Description
The construction and use of the utility model will now be further described with reference to the accompanying drawings. As shown in figures 1-2, the watch body 1 of the stainless steel water meter watch case is formed by welding a left stainless steel watch body and a right stainless steel watch body, a main core cavity is arranged in the middle of the watch body, a water inlet through hole and a water outlet through hole are respectively arranged on two sides of the main core cavity, screw sleeves which are fixedly welded are respectively arranged on the outer diameters of orifices of the main core cavity, the inner diameter side of the main core cavity orifice of the main core cavity is provided with a notch, a lower cavity with the diameter larger than the inner diameter of the orifice is arranged below the inner diameter of the main core cavity orifice of the watch body, the height of the water inlet through hole on one side of the main core orifice below the lower cavity is lower than that of the water outlet through hole on the other side, an inner water ring 2 is arranged between the upper inner wall of the water inlet through hole on one side of the main core orifice below the lower cavity and the lower inner wall of the water outlet through hole on the other side of the main core cavity, the diameter of the bottom of the inner water ring is smaller than the diameter of the top of the inner diameter, and is in a step ring, and the inner diameter of the main core cavity is smaller than the inner diameter of the main core cavity, an arc-shaped transition chamfer is arranged at the bottom of the main core hole below the lower cavity, and an impeller assembly is arranged in the middle cavity of the main core hole. The water inlet through hole and the water outlet through hole of the meter body are respectively a cylindrical water inlet through hole 101 and a cylindrical water outlet through hole 102, the cylindrical water inlet through hole of the meter body is obliquely arranged at the bottom of the main core hole below the internal water distribution ring, a water outlet section at one end of the cylindrical water outlet through hole of the meter body is arranged in parallel with the bottom of the main core hole, and a water inlet section at the other end of the water outlet through hole is upwards inclined and communicated with the main core hole between the upper part of the internal water distribution ring and the lower part of the large diameter; inner grooves 103 formed by punching are symmetrically arranged above the inner water rings of the left stainless steel meter body and the right stainless steel meter body respectively.
The production process of the stainless steel water meter shell comprises the following specific steps: the internal water ring is firstly electrically welded on one half of the left and right stainless steel meter bodies, the electric welding temperature is below 120 degrees, the two half meter shells are firmly welded, laser welding is adopted, the laser welding temperature is 3000 degrees, then the internal water ring is firmly welded, the electric welding temperature is below 120 degrees, finally, the threads of the water inlet and the water outlet and the top big threads are welded on the meter shells, laser welding is adopted, the laser welding temperature is 3000 degrees, and the meter bodies can be manufactured. The method comprises the following specific steps: half a meter case of the table body is placed on the die carrier, a mandril drives the interior water ring through the cylinder and puts into in half a meter case, a head of the electric welding machine drives the welding of accomplishing interior water ring and half a meter case through the cylinder, another mandril drives another half a meter case through the cylinder and places on the die carrier after that, another head of the electric welding machine drives the welding of accomplishing two half meter cases through the cylinder, and the interior water ring welded fastening in another half a meter case is put into to the third head of the electric welding machine. And finally, placing the watch case in another die, and respectively welding the threads of the water inlet, the water outlet and the top end of the main core cavity through an electric welding machine on the other die and automatically welding the corresponding ejector rod and the corresponding air cylinder.
As shown in FIG. 3, the production process of the stainless steel water meter case comprises the following specific steps: firstly, the internal water ring is electrically welded on one half of the left and right stainless steel watch bodies, the two half watch bodies are firmly welded, then the internal water ring is firmly welded, and finally, the threads of the water inlet, the water outlet and the top end of the main core cavity are welded on the watch shell, so that the watch body can be manufactured. The production process of the stainless steel water meter shell solves the problems that an inner water ring interface of the shell in the existing similar product is complex, the welding difficulty is high, the punching difficulty is high, the damage rate of a die is high, and after a new shell is adopted, the problems can be solved, the cost can be reduced, and the production efficiency is improved. Namely, a half meter shell of the meter body is placed on a die set, cylinders at two sides respectively drive hole column dies to be inserted into a cylindrical water inlet through hole and a cylindrical water outlet through hole, an internal water ring is arranged at an annular groove of a branch die head, branch die cores are symmetrically arranged at two sides of a middle conical head of the branch die head, the branch die cores at two sides are respectively hinged with the end part of the middle conical head, the branch die with the internal water ring is placed in the half meter shell through a cylinder of a mandril, one head of an electric welding machine is driven by the cylinder to complete the welding of the internal water ring and the half meter shell, then the other mandril drives the other half meter shell to be placed on the die set through the cylinder, the other head of the electric welding machine is driven by the cylinder to complete the welding of the two half meter shells, a third head of the electric welding machine is used for welding and fixing the internal water ring in the other half meter shell, the cylinders at two sides respectively drive the hole column dies to be drawn out, the middle conical head of the branch die head is driven by the cylinder to be drawn out, and drawing the main core cavity of the watch body out of the split die heads on the two sides, and finally welding the threads of the water inlet, the water outlet and the top end of the main core cavity on the watch case. The die carrier is arranged on a workbench of the welding machine, and the workbench above the die carrier is provided with a welding machine head for automatic welding or manual welding.
Claims (6)
1. A stainless steel water meter shell is characterized in that a meter body (1) of the stainless steel water meter shell is formed by welding a left stainless steel meter body and a right stainless steel meter body, a main core cavity is arranged in the middle of the meter body, a water inlet through hole and a water outlet through hole are respectively arranged on two sides of the main core cavity, the outer diameters of orifices of the main core cavity, the water inlet through hole and the water outlet through hole are respectively provided with a welding fixed thread, one side of the inner diameter of the main core cavity orifice of the main core cavity is provided with a notch, a lower cavity with the diameter larger than the inner diameter of the orifice is arranged below the inner diameter of the main core cavity orifice of the meter body, the height of the water inlet through hole on one side of the main core orifice below the lower cavity is lower than that of the water outlet through hole on the other side, an inner water ring (2) is arranged between the upper inner wall of the water inlet through hole on one side below the main core orifice below the lower cavity and the inner wall below the water outlet through hole on the other side, the diameter of the bottom of the inner diameter of the inner water ring is smaller than the diameter of the top of the inner diameter of the inner water ring, and is in a step ring, and the inner diameter of the inner water outlet through hole below the inner water ring is smaller than that of the main core cavity of the inner diameter of the inner core cavity of the inner ring, an arc-shaped transition chamfer is arranged at the bottom of the main core hole below the lower cavity, and an impeller assembly is arranged in the middle cavity of the main core hole; the water meter is characterized in that the water inlet through hole and the water outlet through hole of the meter body (1) are respectively a cylindrical water inlet through hole (101) and a cylindrical water outlet through hole (102).
2. A stainless steel water meter case as defined in claim 1, wherein said cylindrical water inlet hole (101) of said watch body (1) is obliquely arranged toward the bottom of said main core hole below said inner water ring (2), a water outlet section at one end of said cylindrical water outlet hole (102) of said watch body is arranged in parallel with the bottom of said main core hole, and a water inlet section at the other end of said water outlet hole is obliquely upwardly communicated with said main core hole between the upper side of said inner water ring (2) and the lower side of said large diameter.
3. A stainless steel water meter case as claimed in claim 1, characterized in that punch formed inner grooves (103) are symmetrically arranged above the inner water rings (2) of the left and right stainless steel meter bodies of the meter body (1).
4. The stainless steel water meter watchcase as claimed in claim 1, wherein a half of the watchcase (1) is placed on a mold frame, a top bar drives an internal water ring (2) to be placed in the half of the watchcase through a cylinder, one head of the electric welding machine is driven by the cylinder to complete the welding of the internal water ring and the half of the watchcase, then another top bar is driven by the cylinder to place the other half of the watchcase on the mold frame, the other head of the electric welding machine is driven by the cylinder to complete the welding of the two half of the watchcases, a third head of the electric welding machine is used for welding and fixing the internal water ring in the other half of the watchcase, and finally, the threads of the water inlet, the threads of the water outlet and the threads at the top end of the main core cavity are welded on the watchcase.
5. The stainless steel water meter watchcase as claimed in claim 1, wherein a half of the watchcase (1) is placed on a mold frame, cylinders on two sides respectively drive a hole column mold to be inserted into the cylindrical water inlet through hole (101) and the cylindrical water outlet through hole (102), an internal water ring (2) is arranged at a ring groove of a branch mold head, mold dividing cores are symmetrically arranged on two sides of a middle conical head of the branch mold head, the mold dividing cores on two sides are respectively hinged with the end part of the middle conical head, the mold dividing with the internal water ring is placed into the half of the watchcase through a cylinder with an ejector rod, one head of the electric welding machine is driven by the cylinder to complete the welding of the internal water ring and the half of the watchcase, then the other ejector rod is driven by the cylinder to place the other half of the watchcase on the mold frame, the other head of the electric welding machine is driven by the cylinder to complete the welding of the two half of the watchcases, and a third head of the electric welding machine is used for welding and fixing the internal water ring in the other half of the watchcase, the cylinders on the two sides respectively drive the hole column molds on the two sides to be drawn out, the middle conical heads of the branch mold heads are driven by the cylinders to be drawn out, the branch mold heads on the two sides are drawn out of the main core cavity of the watch body, and finally the threads of the water inlet, the threads of the water outlet and the threads at the top end of the main core cavity are welded on the watch case.
6. A stainless steel water meter case according to claim 4 or 5 wherein the threads of the water inlet, the water outlet and the top of the main core cavity are welded by an electric welder on the other die and the corresponding ram and cylinder, respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122663116.1U CN216483301U (en) | 2021-11-02 | 2021-11-02 | Stainless steel water meter case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122663116.1U CN216483301U (en) | 2021-11-02 | 2021-11-02 | Stainless steel water meter case |
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| Publication Number | Publication Date |
|---|---|
| CN216483301U true CN216483301U (en) | 2022-05-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122663116.1U Active CN216483301U (en) | 2021-11-02 | 2021-11-02 | Stainless steel water meter case |
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|---|---|
| CN (1) | CN216483301U (en) |
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2021
- 2021-11-02 CN CN202122663116.1U patent/CN216483301U/en active Active
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