CN218847300U

CN218847300U - Fixing structure of outer box cover and fixing seat of diaphragm gas meter

Info

Publication number: CN218847300U
Application number: CN202120544628.3U
Authority: CN
Inventors: 吴庆卫; 吴高翔
Original assignee: Zhejiang Rongxin Intelligent Instrument Co Ltd
Current assignee: Zhejiang Rongxin Intelligent Instrument Co Ltd
Priority date: 2021-03-16
Filing date: 2021-03-16
Publication date: 2023-04-11
Anticipated expiration: 2031-03-16

Abstract

The utility model discloses a fixed knot of outer box cover and fixing base of diaphragm type gas table constructs, relate to diaphragm type gas table technical field, a plurality of first mounting holes and second mounting hole have been seted up in correspondence on outer lid and the fixing base, fixed knot constructs and link up a plurality of first mounting holes and second mounting hole in proper order with fastening connection outer lid and fixing base, wherein, fixed knot constructs including fixed outer lane, fixed inner prop, fastening post and elasticity butt joint piece, fixed inner prop is installed in fixed outer lane, fastening post fixed connection is at fixed inner prop top, the outer lane fixed mounting of elasticity butt joint piece around fixed inner prop is in fixed inner prop lower extreme position department. The utility model discloses a setting is mainly by fixed outer lane, fixed inner prop, fastening post and the fixed knot structure that elasticity butt piece formed mutually, has realized the fixed connection of external lid and fixing base, and it is strong to have the connection steadiness, simple to operate, overhaul convenient operation's effect.

Description

Fixing structure of outer box cover and fixing seat of diaphragm gas meter

Technical Field

The utility model relates to a diaphragm type gas table technical field, more specifically say, it relates to a fixed knot of outer box lid and fixing base of diaphragm type gas table constructs.

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 utility model provides a fixed knot of diaphragm type gas meter case and fixing base constructs.

SUMMERY OF THE UTILITY MODEL

To this problem in the actual application, the utility model aims to provide a fixed knot of outer box lid and fixing base of membrane type gas table constructs, concrete scheme as follows:

a fixing structure of an outer box cover and a fixing seat of a diaphragm gas meter is provided, 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 sawteeth are uniformly arranged at the top of the elastic part and the connecting position of 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 beneficial effects of the utility model are as follows: the utility model discloses in, through setting up the fixed knot who mainly combines the formation by fixed outer lane, fixed inner prop, fastening post and elasticity butt piece to construct, realized the fixed connection of external lid and fixing base, it is strong to connect the steadiness to guarantee that the connection of outer lid and fixing base is stable, help avoiding influencing the normal reading of gas table, and simple to operate, overhaul convenient operation.

Drawings

Fig. 1 is an overall schematic view 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 view of a fixing base in an embodiment of the present invention;

fig. 4 is a schematic structural view of the fixing structure in the initial state according to the embodiment of the present invention;

fig. 5 and 6 are schematic views of the installation state of the fixing structure in the embodiment of the present invention;

fig. 7 is a schematic view of the connection structure of the pull-up post and the elastic abutting block in the embodiment of the present invention.

Reference numerals are as follows: 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 part; 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 the following examples and drawings, but the embodiments of the present invention are not limited thereto.

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. During installation, push down fixed inner prop 6, make elastic connection piece 8 break away from fixed outer lane 5, under the elastic action of elastic connection piece 8, elastic connection piece 8 outwards expands gradually, place in between elastic connection piece 8 and fixed outer lane 5 until the overlapping installation portion of outer lid 1 and fixing base 2, pull up whole fixed inner prop 6 again this moment, drive elastic connection piece 8 upwards to move, the reaction force of outer lid 1 or fixing base 2 for elastic connection piece 8 application this moment, make elastic connection piece 8 exhibition flat gradually and be the horizontality, until complete with outer lid 1 or fixing base 2 complete contact, the effect of fixing outer lane 5 is fastened to fastening post 7 this moment, whole fixed knot constructs fixed connection of outer lid 1 fixing base 2, the fixed stability is good, the condition that can appear the smooth silk and influence the normal connection between outer lid 1 and the fixing base 2 after having avoided current screw installation.

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 along 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 whole 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 possible length and width proportion that reduces fixed knot constructs in this application, consequently, preferably, is not more than the external diameter of fixed outer lane 5 with the external diameter of elasticity butt piece 8, helps 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 supporting block 12 is between the inner diameter of the fixed outer ring 5 and the outer diameter of the fixed inner column 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 support 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 abutment 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 butting 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 realize lifting and supporting of the elastic abutting column in the vertical direction, and the elastic abutting column is 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 sealing ring 18 is made of rubber. The sealing ring 18 is used 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 air leakage at the installation position and ensuring the measurement accuracy of the diaphragm gas meter.

The utility model discloses a concrete implementation principle does: when the fixing structure is in a loose and loose state, the outer box cover 1 is firstly overlapped with the fixing cover, the first mounting hole 3 and the second mounting hole 4 are located at corresponding positions, the fixing 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 fixing inner column 6 and the elastic abutting block 8 to move downwards, the elastic abutting block 8 is separated from the fixing 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, the lifting column 13 is pushed downwards at the moment, the elastic abutting block 8 is pushed to be parallel to the supporting block 12 and is contacted with the supporting block 12, the fastening column 7 is pulled upwards at the moment, the elastic abutting column is comprehensively abutted to the fixing base 2, as shown in fig. 6, meanwhile, due to the mutual fastening effect between the fastening column 7 and the fixing outer ring 5, the fastening and the installation of the whole fixing structure to the outer box cover 1 and the fixing base 2 are realized, and the fastening column 7 can be fastened again, the operation stability of the fixing structure can not be loosened and can be improved again, and the overhaul can be realized, and the operation can be more conveniently.

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 or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

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 membrane gas meter as claimed in claim 1, wherein a supporting block (12) is formed at the bottom of the fixing inner column (6), 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 a moving groove (16) is formed in the top of the elastic abutting block (8) 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).