CN213579577U - Gas meter - Google Patents
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- CN213579577U CN213579577U CN202022703606.5U CN202022703606U CN213579577U CN 213579577 U CN213579577 U CN 213579577U CN 202022703606 U CN202022703606 U CN 202022703606U CN 213579577 U CN213579577 U CN 213579577U
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- side wall
- upper cover
- threading hole
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Abstract
The utility model provides a gas meter relates to instrument technical field for the technical problem that the production efficiency of solving gas meter is low. The gas meter comprises a base, an upper cover, a lead sealing line and a lead sealing block; the upper cover is sleeved outside the base and connected with the base, the upper cover comprises a first side wall and a second side wall connected with the first side wall, the first side wall of the upper cover is provided with a first threading hole, and the second side wall of the upper cover is provided with a second threading hole; the base is provided with first line hole of crossing, and the first both ends of crossing the line hole are corresponding with first through wires hole and second through wires hole respectively, and lead sealing wire wears to locate in first through wires hole, second through wires hole and the first line hole of crossing, and the lead sealing piece of both ends fixed connection of lead sealing wire, need not to set up lead sealing screw and can realize the lead sealing between upper cover and the base, and production efficiency is high, low in production cost.
Description
Technical Field
The utility model relates to an instrument technical field especially relates to a gas table.
Background
The gas meter is used as a meter for measuring the gas usage amount, and is widely applied. Usually, one end of the gas meter is connected with a gas pipeline, the other end of the gas meter is connected with a stove, gas enters the stove from the gas pipeline through the gas meter, and a counter in the gas meter measures the gas usage.
The gas meter usually includes upper cover and the base of being connected with the upper cover, forms the chamber that holds that is used for placing the gas meter counter between upper cover and the base. In order to prevent unauthorized disassembly of the upper cover and the base of the gas meter and unauthorized modification of the counter of the gas meter, the gas meter is usually provided with a lead seal. For example, the upper cover of the gas meter is provided with a screw hole and a lug with a wire passing hole, the base of the gas meter is provided with an installation column, an internal thread is arranged in the installation column, and a lead sealing screw with a wire passing hole penetrates through the screw hole of the upper cover and is in threaded connection with the installation column of the base, so that the upper cover and the base of the gas meter are connected together; meanwhile, the lead sealing line penetrates through the line passing hole of the lug and the line passing hole of the lead sealing screw and is fixed by the lead sealing block, so that the upper cover and the base of the gas meter are prevented from being disassembled.
However, the lead seal screw in the gas meter is provided with the threading hole, the lead seal screw is complex to process, the production efficiency of the gas meter is low, and the production cost is high.
SUMMERY OF THE UTILITY MODEL
In view of the above problem, the embodiment of the utility model provides a gas table for improve the production efficiency of gas table, reduce the manufacturing cost of gas table.
In order to achieve the above object, the embodiment of the present invention provides the following technical solutions:
the embodiment of the utility model provides a gas meter, which comprises a base, an upper cover, a lead sealing line and a lead sealing block; the upper cover is sleeved outside the base and connected with the base, the upper cover comprises a first side wall and a second side wall connected with the first side wall, the first side wall of the upper cover is provided with a first threading hole, and the second side wall of the upper cover is provided with a second threading hole; the base is provided with a first threading hole, and two ends of the first threading hole correspond to the first threading hole and the second threading hole respectively; the lead sealing line penetrates through the first threading hole, the second threading hole and the first threading hole, and two ends of the lead sealing line are fixedly connected with the lead sealing block.
The embodiment of the utility model provides a gas table has following advantage:
the embodiment of the utility model provides an among the gas table, the upper cover is established outside the base, and be connected with the base, the first lateral wall and the second lateral wall of upper cover are connected, the first lateral wall of upper cover is provided with first through wires hole, the second lateral wall of upper cover is provided with the second through wires hole, the base is provided with first line hole of crossing, the first both ends of crossing the line hole are corresponding with first through wires hole and second through wires hole respectively, the lead sealing line passes first through wires hole in proper order, first line hole and second through wires hole of crossing, and with the both ends fixed connection lead sealing piece of lead sealing line, need not to set up the lead sealing screw and can realize the lead sealing between upper cover and the base, upper cover and base through ordinary screw promptly, high production efficiency, low in production cost.
In the gas meter, the upper cover includes a top wall and a side wall connected to the top wall, and the side wall includes the first side wall and the second side wall; the side wall and the top wall enclose a containing cavity, and the upper cover is sleeved outside the base through the containing cavity.
In the gas meter, a central line of the first threading hole is perpendicular to the first side wall of the upper cover, and a central line of the second threading hole is perpendicular to the second side wall of the upper cover.
In the gas meter, the first line through hole is a straight through hole arranged in the base.
In the gas meter, the base comprises a bottom plate and a boss arranged on the bottom plate, and the boss is provided with the through hole.
In the gas meter, the base comprises a bottom plate, a first guide plate and a second guide plate which are opposite to each other are arranged on the bottom plate, and the end parts, far away from the bottom plate, of the first guide plate and the second guide plate are connected through a connecting plate; the first guide plate, the connecting plate, the second guide plate and part of the bottom plate are enclosed to form the through hole.
In the gas meter, two ends of the through hole are respectively flush with the corresponding side surfaces of the bottom plate.
In the gas meter, the base further comprises a base body arranged on the bottom plate, a limiting column is arranged at one end, far away from the bottom plate, of the base body, and the limiting column is in contact with the upper cover.
In the gas meter, the center line of the first threading hole, the center line of the second threading hole and the center line of the first threading hole are coincident.
In the gas meter, the upper cover is further provided with a third side wall connected with the second side wall, the third side wall is provided with a third threading hole, and the second side wall is further provided with a fourth threading hole; the base is further provided with a second threading hole, and two ends of the second threading hole correspond to the third threading hole and the fourth threading hole respectively.
In addition to the technical problems solved by the embodiments of the present invention, the technical features constituting the technical solutions, and the advantageous effects brought by the technical features of the technical solutions, further detailed descriptions will be made in specific embodiments for other technical problems that can be solved by the gas meter provided by the embodiments of the present invention, other technical features included in the technical solutions, and advantageous effects brought by the technical features.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a direction of a gas meter in an embodiment of the present invention;
fig. 2 is a schematic structural diagram of another direction of the gas meter in the embodiment of the present invention;
fig. 3 is a partial enlarged view of a portion a in fig. 2;
fig. 4 is a schematic view of a lead seal according to an embodiment of the present invention;
fig. 5 is a schematic view of another lead sealing in the embodiment of the present invention.
Description of reference numerals:
10. an upper cover;
11. a first side wall;
12. a second side wall;
13. a third side wall;
14. a first threading hole;
15. a second threading hole;
16. a third threading hole;
20. a base;
21. a base plate;
22. a first guide plate;
23. a first wire passing hole;
24. a first end face;
25. a second end face;
26. a second guide plate;
30. lead sealing;
40. and (7) lead sealing blocks.
Detailed Description
In order to solve the technical problem that the manufacturing cost of gas table is high, the embodiment of the utility model provides a gas table, the upper cover of gas table is established and fixed connection is outside the base, set up the through wires hole on two lateral walls that are connected of upper cover, the base sets up the line hole with the region that the through wires hole corresponds, lead sealing line passes the through wires hole and crosses the line hole, and fixed connection is on lead sealing piece, thereby lead sealing with upper cover and base, need not to set up lead sealing screw alone, thereby improve the production efficiency of gas table, and the production cost is reduced.
In order to make the above objects, features and advantages of the embodiments of the present invention more obvious and understandable, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
Referring to fig. 1 and 2, the gas meter includes an upper cover 10 and a base 20, the upper cover 10 is sleeved outside the base 20 and is fixedly connected with the base 20, an accommodating cavity is formed between the upper cover 10 and the base 20, and a counter of the gas meter can be installed in the accommodating cavity and is used for measuring the usage amount of the gas.
The upper cover 10 includes a top wall and a side wall connected to the top wall, the side wall and the top wall of the upper cover enclose a containing cavity, and the base 20 is located in the containing cavity. As shown in fig. 1 and 2, the side walls of the upper cover are provided with four, and for convenience of description, the four side walls of the upper cover are respectively defined as a first side wall, a second side wall, a third side wall and a fourth side wall. The first side wall 11, the second side wall 12, the third side wall 13 and the fourth side wall are connected in sequence, and are connected with the top wall of the upper cover 10 and enclose to form an accommodating cavity, that is, the first side wall 11 and the third side wall 13 are oppositely arranged, and the second side wall 12 and the fourth side wall are oppositely arranged.
The heights of the first side wall 11, the second side wall 12, the third side wall 13, and the fourth side wall may be uniform or nonuniform. For example, as shown in fig. 1, the first side wall 11 and the third side wall 13 are substantially in the shape and size of a right trapezoid. The second side wall 12 connects the lower base of the right trapezoid and the fourth side wall connects the upper base of the right trapezoid. Of course, the top cover 10 may also be formed in a substantially cubic shape, and the cubic shape is provided with a receiving cavity, and the cubic shape removes one side wall to form an opening of the top cover 10, and the base 20 is placed into the receiving cavity in the top cover 10 through the opening.
The upper cover 10 and the base 20 may be screwed or snapped, and the connection manner between the upper cover 10 and the base 20 is not limited herein.
In one possible example, the upper cover 10 is provided with a mounting post, an internal thread is provided in the mounting post of the upper cover 10, a mounting through hole is provided in a region of the base 20 corresponding to the mounting post of the upper cover 10, and the base 20 and the upper cover 10 are connected by a screw passing through the mounting through hole and screwed in the mounting post of the upper cover 10. The mounting through holes and the mounting posts may be provided in plural to ensure a reliable connection between the upper cover 10 and the base 20.
In order to increase the reliability of the connection between the upper cover 10 and the base 20, the base 20 may be provided with a projection provided with a mounting through-hole. So configured, the connection length of the screw to the base 20 is increased to prevent the screw from being loosened from the base 20 or penetrating the base 20.
The material of the upper cover 10 and the base 20 may be plastic, and the upper cover 10 and the base 20 are formed by injection molding, that is, by injecting molten plastic material into a mold at high pressure, and then cooling and solidifying the molten plastic material. The upper cover 10 and the base 20 are conveniently manufactured by adopting plastic material injection molding, and the production cost of the gas meter can be reduced. The material of the upper cover 10 and the base 20 may be metal, and the upper cover 10 and the base 20 may be formed by die-casting, press forming, or machining.
With continued reference to fig. 1 and 2, the first sidewall 11 of the upper cover 10 is provided with a first threading hole 14, the second sidewall 12 of the upper cover 10 is provided with a second threading hole 15, and both the first threading hole 14 and the second threading hole 15 are through holes for the lead sealing thread 30 to pass through.
In a possible example, the center line of the first threading hole 14 is perpendicular to the first sidewall 11 of the upper cover 10, and the center line of the second threading hole 15 is perpendicular to the second sidewall 12 of the upper cover 10, see fig. 4. So set up, make things convenient for the processing of first through wires hole 14 and second through wires hole 15.
In another possible example, referring to fig. 5, the center line of the first threading hole 14 is parallel to or coincides with the center line of the second threading hole 15. For example, the central line of the first threading hole 14 coincides with the central line of the second threading hole 15, and thus, the extending directions of the first threading hole 14 and the second threading hole 15 are consistent, so that the lead sealing line 30 can be conveniently threaded.
With continued reference to fig. 1 and 2, the base 20 is provided with a first threading hole 23, two ends of the first threading hole 23 correspond to the first threading hole 14 and the second threading hole 15, and the first threading hole 23 is used for guiding the sealing lead 30, so that the sealing lead 30 passes through the first threading hole 14 and then aligns with the second threading hole 15, and the sealing lead 30 passes through the second threading hole 15 conveniently.
In order to further exert the guiding function of the first threading hole 23, the distance between the two ends of the first threading hole 23 and the corresponding first threading hole 14 and second threading hole 15 is 0.5-1.5mm, as shown in fig. 3. The first wire passing hole 23 is shown by a dotted line in fig. 3, a distance between a first end surface 24 of the first wire passing hole 23 and one of the first side wall 11 and the second side wall 12 is 0.5 to 1.5mm, and a distance between a second end surface 25 of the first wire passing hole 23 and the other of the first side wall 11 and the second side wall 12 is also 0.5 to 1.5 mm. For example, the distance between the first end surface 24 of the first threading hole 23 and the first side wall 11 is 0.5-1.5mm, and correspondingly, the distance between the second end surface 25 of the first threading hole 23 and the second side wall 12 is 0.5-1.5mm, so that the distance between the first threading hole 23 and the first threading hole 14 and the second threading hole 15 is smaller, and the lead sealing thread 30 can conveniently pass through.
In one possible example, the base 20 includes a bottom plate 21 and a base body disposed on the bottom plate 21, and the base body and the upper cover 10 cooperate to form a receiving cavity. Bosses are provided near the edges of the base plate 21, for example, bosses are provided at the corners of the base plate 21. The boss can be prism, cylinder, etc. The boss is provided with a first wire through hole 23, and the first wire through hole 23 may be a through hole.
In another possible example, the base 20 includes a bottom plate 21 and a base body disposed on the bottom plate 21, and the base body and the upper cover 10 cooperate to form a receiving cavity. The base 20 is further provided with a first guide plate 22 and a second guide plate 26 which are opposite to each other, the heights of the first guide plate 22 and the second guide plate 26 can be consistent, and the ends of the first guide plate 22 and the second guide plate 26 far away from the bottom plate 21 are connected by a connecting plate. That is, the first guide plate 22 and the second guide plate 26 are disposed substantially in parallel, and the connecting plate is disposed substantially in parallel with the bottom plate 21.
Referring to fig. 3, the first guide plate 22, the connecting plate, the second guide plate 26 and a portion of the bottom plate 21 are sequentially enclosed to form a through hole. The thicknesses of the first guide plate 22, the second guide plate 26 and the bottom plate 21 can be consistent, so that the base 20 is prevented from warping, generating shrinkage holes and even cracking during injection molding.
Wherein, two ends of the through hole are respectively flush with the corresponding side surfaces of the bottom plate 21. As shown in fig. 3, the right end of the through hole is a first end surface 24, and the first end surface 24 is flush with the side surface of the bottom plate 21. The left end of the through hole is a second end surface 25, and the second end surface 25 is flush with the other side surface of the bottom plate 21. The arrangement is convenient for the through hole forming.
In these two examples, the end of the base body away from the bottom plate 21 may be provided with a spacing post, that is, the end of the base body close to the upper cover 10 is provided with a spacing post. The limiting column is contacted with the upper cover 10 and is used for ensuring that the height of the through hole is consistent with that of the first threading hole 23 and the second threading hole 15. The limiting column can be arranged on the part, close to the through hole, of the base body.
It should be noted that the cross-sectional shape of the first wire passing hole 23 may be a circle, an ellipse, a triangle, a quadrangle or other polygons. The central line of the first threading hole 23, the central line of the first threading hole 14 and the central line of the second threading hole 15 can be overlapped, so that the first threading hole 23, the first threading hole 14 and the second threading hole 15 are aligned, and the lead sealing thread 30 can conveniently pass through.
The lead seal wire 30 may be made of low carbon steel wire, and its radial cross section may be circular, oval or regular polygon. The lead sealing block 40 can be a cylinder, an ellipsoid or a cube, and two ends of the lead sealing line 30 penetrate through the lead sealing block 40 and then are compressed to complete lead sealing, so that the upper cover 10 and the base 20 are connected together to prevent disassembly.
In order to further ensure the lead sealing effect between the upper cover 10 and the base 20, the third sidewall 13 of the upper cover 10 is further provided with a third threading hole 16, the second sidewall is further provided with a fourth threading hole, correspondingly, the portions of the base 20 close to the third sidewall 13 and the second sidewall are provided with second threading holes, two ends of each second threading hole correspond to the third threading hole 16 and the fourth threading hole respectively, and another lead sealing line 30 is fixedly connected in another lead sealing block 40 after penetrating through the third threading hole 16, the second threading hole and the fourth threading hole, that is, the upper cover 10 and the base 20 are provided with two lead sealing lines 30 and a lead sealing block 40. For the third threading hole 16, the second threading hole and the fourth threading hole, the first threading hole 23, the first threading hole 14 and the second threading hole 15 may be provided as above, and details are not repeated herein.
The embodiment of the utility model provides an among the gas table, base 20 is located to upper cover 10 cover, and be connected with base 20, the first side wall 11 and the second side wall 12 of upper cover 10 are connected, the first side wall 11 of upper cover 10 is provided with first through wires hole 14, the second side wall 12 of upper cover 10 is provided with second through wires hole 15, base 20 is provided with first line hole 23 of crossing, first both ends of crossing line hole 23 are corresponding with first through wires hole 14 and second through wires hole 15 respectively, plumbous seal line 30 passes first through wires hole 14 in proper order, first line hole 23 and second through wires hole 15, and lead seal 30's both ends fixed connection lead seal piece 40, need not to set up the plumbous seal that lead seal screw can realize between upper cover 10 and the base 20, connect upper cover 10 and base 20 through ordinary screw promptly, high production efficiency, low in production cost.
The embodiments or implementation modes in the present specification are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments may be referred to each other.
It will be understood by those skilled in the art that in the present disclosure, the terms "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in a generic and descriptive sense only and not for purposes of limitation, as the terms are used in the descriptive sense and are not intended to indicate or imply that the referenced system or element must have the particular orientation, configuration, or operation in the particular orientation illustrated in the drawings.
In the description of the present specification, references to "one embodiment", "some embodiments", "an illustrative embodiment", "an example", "a specific example", or "some examples", etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (10)
1. A gas meter is characterized by comprising a base, an upper cover, a lead sealing wire and a lead sealing block;
the upper cover is sleeved outside the base and connected with the base, the upper cover comprises a first side wall and a second side wall connected with the first side wall, the first side wall of the upper cover is provided with a first threading hole, and the second side wall of the upper cover is provided with a second threading hole;
the base is provided with a first threading hole, and two ends of the first threading hole correspond to the first threading hole and the second threading hole respectively;
the lead sealing line penetrates through the first threading hole, the second threading hole and the first threading hole, and two ends of the lead sealing line are fixedly connected with the lead sealing block.
2. The gas meter of claim 1, wherein the upper cover comprises a top wall and a side wall connected to the top wall, the side wall comprising the first side wall and the second side wall;
the side wall and the top wall enclose a containing cavity, and the upper cover is sleeved outside the base through the containing cavity.
3. The gas meter of claim 1, wherein a center line of the first threading hole is perpendicular to a first side wall of the upper cover, and a center line of the second threading hole is perpendicular to a second side wall of the upper cover.
4. The gas meter of claim 1, wherein the first line passing hole is a through hole provided in the base.
5. The gas meter of claim 4, wherein the base comprises a bottom plate and a boss disposed on the bottom plate, the boss being provided with the through hole.
6. The gas meter according to claim 4, wherein the base comprises a bottom plate, a first guide plate and a second guide plate which are opposite to each other are arranged on the bottom plate, and the ends of the first guide plate and the second guide plate, which are far away from the bottom plate, are connected by a connecting plate;
the first guide plate, the connecting plate, the second guide plate and part of the bottom plate are enclosed to form the through hole.
7. The gas meter of claim 6, wherein two ends of the through hole are flush with corresponding side surfaces of the bottom plate respectively.
8. The gas meter according to any one of claims 5 to 7, wherein the base further comprises a base body disposed on the bottom plate, a limiting column is disposed at one end of the base body, which is far away from the bottom plate, and the limiting column is in contact with the upper cover.
9. The gas meter according to any one of claims 1 to 7, wherein a center line of the first threading hole, a center line of the second threading hole and a center line of the first threading hole coincide with each other.
10. The gas meter according to any one of claims 1 to 7, wherein the upper cover is further provided with a third side wall connected with the second side wall, the third side wall is provided with a third threading hole, and the second side wall is further provided with a fourth threading hole;
the base is further provided with a second threading hole, and two ends of the second threading hole correspond to the third threading hole and the fourth threading hole respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022703606.5U CN213579577U (en) | 2020-11-20 | 2020-11-20 | Gas meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022703606.5U CN213579577U (en) | 2020-11-20 | 2020-11-20 | Gas meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213579577U true CN213579577U (en) | 2021-06-29 |
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ID=76539394
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022703606.5U Active CN213579577U (en) | 2020-11-20 | 2020-11-20 | Gas meter |
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| Country | Link |
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| CN (1) | CN213579577U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102022131437A1 (en) | 2022-11-28 | 2024-05-29 | Landis + Gyr Gmbh | Housing for enclosing a measuring part of a liquid flow meter |
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2020
- 2020-11-20 CN CN202022703606.5U patent/CN213579577U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102022131437A1 (en) | 2022-11-28 | 2024-05-29 | Landis + Gyr Gmbh | Housing for enclosing a measuring part of a liquid flow meter |
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