CN112985532A - Fixing structure of outer box cover and fixing seat of diaphragm gas meter - Google Patents
Fixing structure of outer box cover and fixing seat of diaphragm gas meter Download PDFInfo
- Publication number
- CN112985532A CN112985532A CN202110280116.5A CN202110280116A CN112985532A CN 112985532 A CN112985532 A CN 112985532A CN 202110280116 A CN202110280116 A CN 202110280116A CN 112985532 A CN112985532 A CN 112985532A
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- fixed
- column
- fixing
- box cover
- outer box
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
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- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Volume Flow (AREA)
Abstract
The invention discloses a fixing structure of an outer box cover and a fixing seat of a diaphragm gas meter, and relates to the technical field of diaphragm gas meters. According to the invention, the fixed structure mainly formed by combining the fixed outer ring, the fixed inner column, the fastening column and the elastic abutting block is arranged, so that the fixed connection between the outer box cover and the fixed seat is realized, and the effects of strong connection stability, convenience in installation and convenience in maintenance and operation are achieved.
Description
Technical Field
The invention relates to the technical field of membrane type gas meters, in particular to a fixing structure of an outer box cover and a fixing seat of a membrane type gas meter.
Background
The diaphragm gas meter comprises a shell, wherein a reading display device is fixed on the front side of an upper cover of the shell, and the reading display device is generally fixed on a fixed seat of an upper cover and is arranged in a mounting groove of the upper cover together with the fixed seat.
The fixing seat and the upper box cover are generally fixed through screws, but the screw fixing mode is as follows: after the service life overlength, the phenomenon of smooth silk can appear in the screw later stage, and influences the installation steadiness of fixing base, and then influences normal reading.
Based on this, the invention provides a fixing structure of a membrane type gas meter shell and a fixed seat.
Disclosure of Invention
Aiming at the problem in practical application, the invention aims to provide a fixing structure of an outer box cover and a fixing seat of a membrane type gas meter, and the specific scheme is as follows:
a fixing structure of an outer box cover and a fixing seat of a diaphragm gas meter is provided, wherein a plurality of first mounting holes and second mounting holes are correspondingly arranged on the outer box cover and the fixing seat, the fixing structure sequentially penetrates through the first mounting holes and the second mounting holes to be fixedly connected with the outer box cover and the fixing seat, wherein,
the fixed knot constructs including fixed outer lane, fixed inner prop, fastening post and elasticity butt joint piece, fixed inner prop install in the fixed outer lane, fastening post fixed connection in fixed inner prop top, elasticity butt joint piece wind the outer lane fixed mounting of fixed inner prop in fixed inner prop lower extreme position department.
Further, the outer diameter of the fastening column is equal to the inner diameter of the fixed outer ring in size;
the outer diameter of the fixed inner column is not larger than the inner diameter of the fixed outer ring;
the outer diameter of the elastic abutting block is not larger than that of the fixed outer ring.
Furthermore, the elastic abutting block comprises an elastic part and an abutting part, the elastic part is made of elastic materials, and the abutting part is made of hard materials;
one end of the elastic part is connected with the fixed inner column, and the other end of the elastic part is connected with the abutting part.
Furthermore, a plurality of saw teeth are uniformly arranged at the top of the elastic part and the connecting position of the elastic part and the fixed inner column.
Furthermore, the bottom of the fastening inner column is provided with a supporting block, and the supporting block is made of a hard material;
the outer diameter of the supporting block is between the inner diameter of the fixed outer ring and the outer diameter of the fixed inner column.
Furthermore, the fixing structure further comprises a lifting column, a limiting block is arranged at the top of the lifting column, the lifting column penetrates through the fastening column until the lifting column is movably connected to the elastic abutting block, and a limiting groove corresponding to the limiting block is formed in the fastening column.
Furthermore, a moving groove is formed in the top of the elastic abutting block along the horizontal direction of the elastic abutting block;
and a movable column is fixed at one end of the lifting column, which is movably connected with the elastic abutting block, and the movable column is movably arranged in the movable groove along the width direction of the elastic abutting column.
Furthermore, a sealing ring is bonded at the bottom of the fixed outer ring.
Compared with the prior art, the invention has the following beneficial effects: according to the gas meter fixing structure, the fixing structure mainly formed by combining the fixed outer ring, the fixed inner column, the fastening column and the elastic abutting block is arranged, the outer box cover and the fixing seat are fixedly connected, the connection stability is high, the outer box cover and the fixing seat are stably connected, the influence on normal reading of a gas meter is avoided, and the gas meter fixing structure is convenient to install, overhaul and operate.
Drawings
FIG. 1 is an overall schematic diagram of an embodiment of the present invention;
FIG. 2 is a schematic structural view of an outer box cover according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a fixing base according to an embodiment of the present invention;
FIG. 4 is a schematic structural diagram illustrating an initial state of a fixing structure according to an embodiment of the present invention;
fig. 5 and 6 are schematic views illustrating an installation state of the fixing structure according to the embodiment of the present invention;
fig. 7 is a schematic view of a connection structure of the pull-up post and the elastic abutting block in the embodiment of the present invention.
Reference numerals: 1. an outer box cover; 2. a fixed seat; 3. a first mounting hole; 4. a second mounting hole; 5. fixing the outer ring; 6. fixing the inner column; 7. fastening the column; 8. an elastic abutting block; 9. an elastic portion; 10. an abutting portion; 11. saw teeth; 12. a support block; 13. lifting the column; 14. a limiting block; 15. a limiting groove; 16. a moving groove; 17. moving the column; 18. and (5) sealing rings.
Detailed Description
The present invention will be described in further detail with reference to examples and drawings, but the present invention is not limited to these examples.
As shown in fig. 1-3, in a fixing structure of an outer box cover and a fixing seat of a diaphragm gas meter, a plurality of first mounting holes 3 are formed in the outer box cover 1, and a plurality of second mounting holes 4 corresponding to the first mounting holes 3 are formed in the fixing seat 2. The fixing seat 2 is arranged on the outer box cover 1, so that the first mounting holes 3 correspond to the second mounting holes 4 one by one, and the fixing structure penetrates through the first mounting holes 3 and the second mounting holes 4 in sequence to realize the fastening connection of the outer box cover 1 and the fixing seat 2.
Specifically, in one possible embodiment, as shown in fig. 4, the fixing structure includes a fixed outer ring 5, a fixed inner column 6, a fastening column 7, and an elastic abutting block 8, the fixed inner column 6 is installed in the fixed outer ring 5, the fastening column 7 is fixedly connected to the top of the fixed inner column 6, and the elastic abutting block 8 is fixedly installed at the lower end position of the fixed inner column 6 around the outer ring of the fixed inner column 6. The resilient abutment block 8 may be bent at its point of attachment to the fixed inner post 6.
Preferably, the outer diameter of the fastening post 7 is larger than the outer diameter of the fixed inner post 6, and the outer diameter of the fastening post 7 is equal to the inner diameter of the fixed outer ring 5. The fastening column 7 is used for abutting against the fixed outer ring 5 so as to realize the fixation between the fastening column 7, the fixed inner column 6 and the fixed outer ring 5.
In the initial state, the fastening post 7 is located at a position above the fixed outer race 5. When in installation, the fixed inner column 6 is pushed downwards to separate the elastic abutting block 8 from the fixed outer ring 5, the elastic abutting block 8 gradually expands outwards under the elastic action of the elastic abutting block 8 until the overlapped part of the outer box cover 1 and the fixed seat 2 is arranged between the elastic abutting block 8 and the fixed outer ring 5, at the moment, the whole fixed inner column 6 is lifted upwards to drive the elastic abutting block 8 to move upwards, and at the moment, the outer box cover 1 or the fixed seat 2 applies the counterforce of force to the elastic abutting block 8, make elasticity butt joint piece 8 exhibition flat horizontal state gradually, until complete with outer lid 1 or the complete contact of fixing base 2, the effect of the fixed outer lane 5 of fastening post 7 fastening this moment, whole fixed knot constructs 1 fixing base 2 fixed connection of outer lid and catches, and fixed stability is good, can appear smooth silk after having avoided current screw installation and influence the condition of normally being connected between outer lid 1 and the fixing base 2.
Preferably, the outer diameter of the fixed inner post 6 is not greater than the inner diameter of the fixed outer race 5. In this way, the fixed inner post 6 is free to move within the ring of the fixed outer race 5. So as to realize the transmission of the fixed structure.
In order to realize the fixed structure, the elastic abutting block 8 comprises an elastic part 9 and an abutting part 10, and the elastic part 9 and the abutting part 10 are connected in the horizontal direction.
Wherein, the elastic part 9 is made of elastic material, and the abutting part 10 is made of hard material. Preferably, the elastic portion 9 is made of an elastic material such as rubber, and the abutting portion 10 is made of a hard metal material such as a stainless alloy.
One end of the elastic part 9 is connected to the fixed inner column 6, and the other end is connected to the abutting part 10. The function of bending the entire elastic abutting block 8 is realized by the elasticity of the elastic part 9. Utilize the support performance of hard material, realized the butt of outer lid 1 with fixing base 2, guarantee to connect the steadiness.
In order to further improve the bending performance of the elastic abutting block 8, a plurality of sawteeth 11 are uniformly arranged at the top position of the elastic part 9 and the connecting position of the elastic part and the fixed inner column 6.
In order to guarantee that fixed knot constructs after fixed connection outer box cover 1 and fixing base 2, fixed knot constructs can not cause unnecessary influence to the diaphragm type gas table because of unnecessary structure, the most probable length width ratio that reduces fixed knot constructs in this application, consequently, preferred, be not more than the external diameter of fixed outer lane 5 with the external diameter of elasticity butt piece 8, help avoiding the use that the part that stretches out fixed outer lane 5 influences the diaphragm type gas table on the elasticity butt piece 8.
The bottom of the fastening inner column is provided with a supporting block 12, and the supporting block 12 is made of hard materials; the outer diameter of the support block 12 is between the inner diameter of the fixed outer ring 5 and the outer diameter of the fixed inner post 6. The setting of supporting shoe 12 can play the effect of butt to elasticity butt joint piece 8 to guarantee elasticity butt joint piece 8's support intensity and butt stability. Preferably, the supporting block 12 has an outer diameter slightly larger than the outer diameter of the elastic portion 9 and smaller than the outer diameter of the abutting portion 10. In this way, the support block 12 can abut against the abutting portion 10 extending to the elastic abutting block 8.
The fixing structure further comprises a lifting column 13, and the lifting column 13 is used for lifting and abutting the elastic abutting block 8.
Specifically, in one possible embodiment, as shown in fig. 4 and 7, a limiting block 14 is disposed at the top of the pulling column 13, the pulling column 13 penetrates through the fastening column 7 until being movably connected to the elastic abutting block 8, and a limiting groove 15 corresponding to the limiting block 14 is disposed on the fastening column 7. The top of the elastic abutting block 8 is provided with a moving groove 16 along the horizontal direction; a movable column 17 is fixed at one end of the lifting column 13 movably connected with the elastic abutting block 8, and the movable column 17 is movably placed in the movable groove 16 along the width direction of the elastic abutting column. The lifting column 13 can lift and support the elastic abutting column in the vertical direction, and the elastic abutting column is conveniently separated from the fixed outer ring 5 to fix and connect the outer box cover 1 and the fixed seat 2.
The bottom of the fixed outer ring 5 is bonded with a sealing ring 18. Preferably, the seal ring 18 is made of rubber. The sealing ring 18 is helpful for improving the sealing performance between the fixed outer ring 5 and the fixed seat 2 and between the fixed outer ring and the outer box cover 1, preventing the air leakage at the installation position and ensuring the measurement precision of the diaphragm gas meter.
The specific implementation principle of the invention is as follows: when the fixing structure works, firstly, the outer box cover 1 is overlapped with the fixing cover, so that the first mounting hole 3 and the second mounting hole 4 are located at corresponding positions, the fixed outer ring 5 is abutted to the outer periphery of the top of the first mounting hole 3 on the fixing base 2, the fastening column 7 is pushed downwards to drive the fixed inner column 6 and the elastic abutting block 8 to move downwards, so that the elastic abutting block 8 is separated from the fixed outer ring 5, as shown in fig. 5, until the elastic abutting block 8 is driven to reach the lower position of the outer box cover 1 and the fixing base 2, at the moment, the pulling column 13 is pushed downwards to push the elastic abutting block 8 to be parallel to the supporting block 12 and to be in contact with the supporting block 12, at the moment, the fastening column 7 is pulled upwards to enable the elastic abutting column to be in full-face abutting contact with the fixing base 2, as shown in fig. 6, and meanwhile, due to the mutual fastening effect between the fastening column 7 and the fixed outer ring 5, the fastening structure to the outer box cover 1 and the fixing base, The installation, when the condition that the pine takes off appears in fixed knot structure, upwards pull up solid post 7 again, can realize fixing once more, compare in the mode of screw fixation in the past, the unstable condition of connection that can not appear because of smooth silk appears, even the condition that the pine takes off appears, the reoperation can be fastened once more, has improved connection stability, convenient maintenance greatly.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.
Claims (8)
1. A fixing structure of an outer box cover and a fixing seat of a diaphragm gas meter is characterized in that a plurality of first mounting holes (3) and second mounting holes (4) are correspondingly formed in an outer box cover (1) and the fixing seat (2), the fixing structure sequentially penetrates through the first mounting holes (3) and the second mounting holes (4) to be fixedly connected with the outer box cover (1) and the fixing seat (2),
fixed knot constructs including fixed outer lane (5), fixed inner prop (6), fastening post (7) and elasticity butt piece (8), fixed inner prop (6) install in fixed outer lane (5), fastening post (7) fixed connection in fixed inner prop (6) top, elasticity butt piece (8) wind the outer lane fixed mounting of fixed inner prop (6) in fixed inner prop (6) lower extreme position department.
2. The structure for fixing the outer box cover and the fixing seat of the membrane gas meter according to claim 1, wherein the outer diameter of the fastening column (7) is equal to the inner diameter of the fixing outer ring (5);
the outer diameter of the fixed inner column (6) is not more than the inner diameter of the fixed outer ring (5);
the outer diameter of the elastic abutting block (8) is not larger than that of the fixed outer ring (5).
3. The fixing structure of the outer box cover and the fixing seat of the membrane gas meter according to claim 1, wherein the elastic abutting block (8) comprises an elastic part (9) and an abutting part (10), the elastic part (9) is made of an elastic material, and the abutting part (10) is made of a hard material;
one end of the elastic part (9) is connected with the fixed inner column (6), and the other end is connected with the abutting part (10).
4. The structure for fixing the outer box cover and the fixing seat of the membrane gas meter as claimed in claim 3, wherein a plurality of saw teeth (11) are uniformly arranged at the top position of the elastic part (9) and the connecting position of the elastic part and the fixing inner column (6).
5. The fixing structure of the outer box cover and the fixing seat of the diaphragm gas meter as claimed in claim 1, wherein a supporting block (12) is provided at the bottom of the fastening inner column, and the supporting block (12) is made of a hard material;
the outer diameter of the supporting block (12) is between the inner diameter of the fixed outer ring (5) and the outer diameter of the fixed inner column (6).
6. The fixing structure of the outer box cover and the fixing seat of the membrane gas meter as claimed in claim 1, wherein the fixing structure further comprises a lifting column (13), a limiting block (14) is arranged at the top of the lifting column (13), the lifting column (13) penetrates through the fastening column (7) until being movably connected to the elastic abutting block (8), and a limiting groove (15) corresponding to the limiting block (14) is formed in the fastening column (7).
7. The fixing structure of the outer box cover and the fixing seat of the diaphragm gas meter as claimed in claim 6, wherein the top of the elastic abutting block (8) is provided with a moving groove (16) along the horizontal direction;
a moving column (17) is fixed at one end of the lifting column (13) movably connected with the elastic abutting block (8), and the moving column (17) is movably placed in the moving groove (16) along the width direction of the elastic abutting column.
8. The structure for fixing the outer box cover and the fixing seat of the membrane gas meter according to claim 1, wherein a seal ring (18) is bonded to a bottom of the fixing outer ring (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110280116.5A CN112985532A (en) | 2021-03-16 | 2021-03-16 | Fixing structure of outer box cover and fixing seat of diaphragm gas meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110280116.5A CN112985532A (en) | 2021-03-16 | 2021-03-16 | Fixing structure of outer box cover and fixing seat of diaphragm gas meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112985532A true CN112985532A (en) | 2021-06-18 |
Family
ID=76335967
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110280116.5A Withdrawn CN112985532A (en) | 2021-03-16 | 2021-03-16 | Fixing structure of outer box cover and fixing seat of diaphragm gas meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112985532A (en) |
-
2021
- 2021-03-16 CN CN202110280116.5A patent/CN112985532A/en not_active Withdrawn
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210618 |