CN208420085U - A kind of water meter - Google Patents

Abstract

The utility model discloses a kind of water meters, it is related to measuring instrumentss technical field, its key points of the technical solution are that: including water meter body and copper cover, it is threadedly coupled between the water meter body and copper cover, protection cap is provided with above the copper cover, annular edge is provided on the copper cover, the protection cap circular cowling and the cover being hingedly set on circular cowling, it is described annular along it is upper symmetrically open up it is jagged, the bottom on the annular edge is provided with sliding groove, the notch is connected to sliding groove, fixture block is symmetrically arranged on the circular cowling, the fixture block is corresponding with notch and slidably in sliding groove, holding tank is offered on the side wall of the notch, the elastic parts for preventing fixture block to be detached from sliding groove is provided in the holding tank.It is limited when entering in sliding groove after being put into notch by fixture block, and being slided in sliding groove by elastic parts, fixture block is prevented to be detached from sliding groove, entire disassembly process is very convenient, realizes and improves its effect for dismounting convenience.

Description

A kind of water meter

Technical field

The utility model relates to measuring instrumentss technical fields, and more specifically it is related to a kind of water meter.

Background technique

Water meter is the instrument for measuring water flow, and transparent protective layer plays the work convenient for reading and protective meter disk With, if protection cap is not added, dust can be accumulated, it is inconvenient to read, and the water meter of outdoor installation is easily intake, and causes interior metal part raw Rust, transparent protective layer in the prior art is mostly glass chip architecture.Water meter body is generally included in existing wrist-watch and is set The copper cover on water meter body is set, copper cover is threadedly coupled with water meter body, and protection cap is arranged inside copper cover, when installation, protection Lid needs are smooth to be put surely after on water meter body, then is threadedly coupled by copper cover with water meter body and is limited protection cap in copper cover It is interior, so as to avoid protection cap to be detached from copper cover while rotating protection cap, carried out with opening protection cap from different orientation Reading, but when water meter body and copper cover are installed, will control that protection cap is stable and be accurately placed on water meter body could be smoothly Installation is completed, if protection cap damage needs dismounting and change, needing entire copper cover to dismantle just be can be carried out, so that entirely tearing open Fill it is cumbersome, cause dismount convenience it is poor.

Utility model content

In view of the deficienciess of the prior art, having raising, it is torn open the purpose of this utility model is to provide a kind of water meter Fill the effect of convenience.

To achieve the above object, the utility model provides following technical solution:

A kind of water meter, including water meter body and the copper cover being set on water meter body, the water meter body and copper cover it Between be threadedly coupled, be provided with protection cap above the copper cover, the copper cover far from being provided with annular edge on the surface of water meter body, The protection cap includes the cover for being set in annular and being set on circular cowling along outer circular cowling and hingedly, and the annular is along upper Symmetrically open up it is jagged, it is described annular edge bottom be provided with sliding groove, the notch is connected to sliding groove, on the circular cowling It is symmetrically arranged with fixture block, the fixture block is corresponding with notch and slidably in sliding groove, in the notch close to the side of sliding groove Holding tank is offered on wall, and the elastic parts for preventing fixture block to be detached from sliding groove is provided in the holding tank.

So set, the fixture block on circular cowling is put into positioned at annular along upper notch, is put by the fixture block of setting While apply certain power so that elastic parts contracting in holding tank, so that fixture block is placed in sliding groove, and sliding Sliding in slot, a part of elastic parts is exposed outside holding tank at this time, and limits to fixture block, slides so that fixture block be prevented to be detached from Protection cap is installed on the effect on copper cover to realize, whole installation process is very just in holding tank by dynamic slot, Stable sliding Victory, and substituted in protection cap damage convenient for taking out protection cap, it is not required to separate on copper cover, realizes that improving it dismounts convenience Effect.

Further setting: the elastic parts includes being set to limited post and spring in accommodating chamber, and the two of the spring End is connect with the slot bottom of limited post and holding tank respectively, and the limited post is provided with limiting section far from one end of spring, described When spring does not stress, the limiting section stretches out the notch of holding tank.

So set, the limiting section of limited post is by fixture block during fixture block is located at notch and slides to sliding groove It squeezes to which in retraction holding tank, spring generates elastic force at this time, after all sliding into sliding groove with fixture block, limiting section is not blocked Block squeezes, and the elastic force of spring is discharged, thus by the notch of limiting section ejection holding tank, so that limit of the fixture block by limiting section System can not be detached from sliding groove when not exerting a force, and realize the effect for preventing fixture block to be detached from sliding groove.

Further setting: the surface of the limiting section is set as semicircle spherical shape.

So set, the shape of semicircle spherical shape is convenient for fixture block so that contact area when limiting section is contacted with fixture block is less Limiting section is squeezed, fixture block is during installation convenient in indentation sliding groove, slightly force may make fixture block disengaging limiting section when disassembly Limitation, realize easy-to-mount effect.

Further setting: the holding tank is symmetrically disposed on the two sidewalls of notch, the elastic parts correspond in Holding tank setting.

So set, by symmetrically arranged holding tank, so that elastic parts limits the two sides of notch, to mention Height prevents fixture block to be detached from the restriction effect of sliding groove, rotation circular cowling adjustment cover opening direction is convenient for, consequently facilitating number According to reading.

Further setting: the slot bottom of the sliding groove is set as arc shape, and the surface of the fixture block is set as arcwall face.

Both so set, the contact surface of fixture block and sliding groove is more smooth when fixture block slides in sliding groove, reduce Between contact the frictional force of generation, consequently facilitating fixture block slides in sliding groove, realize convenient for rotation circular cowling to adjust cover The effect of opening direction.

Further setting: the radius size of the circular cowling is consistent with the radius size of copper cover, and the circular cowling is sheathed on Annular along it is upper when, the lateral wall of the circular cowling and the lateral wall of copper cover are in same level.

So set, circular cowling be sheathed on annular along it is upper when, the lateral wall of circular cowling can be in the lateral wall of copper cover Same level promotes aesthetic feeling so that whole appearance is more succinct.

Further setting: the copper cover is located at annular and forms gear edge along internal part, and the gear is along being above provided with glass Piece, the annular are provided with alignment grooves along interior, bit block corresponding with alignment grooves are provided on the sheet glass.

So set, by the bit block and alignment grooves of setting, so that by the bit block on sheet glass to positioned at alignment grooves It is put into, the installation of sheet glass can be realized, realize the effect for being easily installed sheet glass.

Further setting: the height of the sheet glass is higher than annular edge, and is higher by the side on annular edge in the sheet glass It is provided with slide block.

So set, by the slide block of setting, so that sheet glass can be detached from gear edge by control slide block, to realize The effect of sheet glass easy to disassemble.

By using above-mentioned technical proposal, the utility model is compared compared with the prior art, is had the advantage that

1, by the bit block of setting and alignment grooves, convenient for contraposition installation sheet glass, and the slide block of back glass sheet is installed Gear is stayed in along upper, is convenient for subsequent dismounting work, has the effect of improving its dismounting convenience；

2, by the notch of setting and sliding groove, when installing protection cap, the fixture block of circular cowling is put into indentation, there, and Applied force makes it into sliding groove, the effect of installation protection cap can be realized, and protection cap can be along the rail of sliding groove after installation Mark rotation improves the convenience of its reading consequently facilitating opening cover reading according to different demands；

3, by the elastic parts of setting, protection cap is prevented to be detached from sliding groove when rotating in sliding groove, improves protection cap Stability after installation；

4, by setting semi-circular shape for the limiting section of limited post in elastic parts, when reducing protection cap installation fixture block with The contact area of limiting section squeezes limiting section convenient for fixture block and enters in sliding groove, and entire disassembly process need to only apply a part of power It can be completed, it is very convenient, it realizes and improves its effect for dismounting convenience.

Detailed description of the invention

Fig. 1 is the overall structure diagram of water meter；

Fig. 2 is the perspective view of the explosion for dismantling the protection cap of water meter and sheet glass；

Fig. 3 is the top view figure of copper cover；

Fig. 4 is the cross-sectional view in the direction A-A in Fig. 3.

In figure: 1, water meter body；2, copper cover；3, protection cap；31, circular cowling；311, fixture block；32, cover；4, annular edge； 41, notch；411, holding tank；42, sliding groove；5, elastic parts；51, spring；52, limited post；53, limiting section；6, edge is kept off；7, Sheet glass；8, alignment grooves；9, bit block；10, slide block.

Specific embodiment

Water meter is described further referring to figs. 1 to Fig. 4.

A kind of water meter, as shown in Figure 1, including water meter body 1 and the copper cover 2 being set on water meter body 1, in copper cover 2 Top is provided with protection cap 3.Copper cover 2 is arranged in annulus shape, and copper cover 2 is sheathed on outside water meter body 1 and between water meter body 1 It is threadedly coupled.

As shown in Figure 2 and Figure 4, annular is provided on surface of the copper cover 2 far from water meter body 1 along 4, annular is outside 4 Diameter size is less than the outer diameter size of copper cover 2, and inner diameter size is greater than the inner diameter size of copper cover 2, to be located at annular along 4 in copper cover 2 Internal part forms gear along 6.Sheet glass 7 is placed with along 6 in gear, the height of sheet glass 7 is higher than annular along 4, and in glass Piece 7 is higher by annular and 4 side is provided with slide block 10, and the length scale of slide block 10 is less than annular along 4 thickness size, from And avoid influencing the installation of protection cap 3.Alignment grooves 8 are provided on inner wall of the annular along 4, alignment grooves 8 are symmetrical arranged, in glass Bit block 9 corresponding with alignment grooves 8 is provided on piece 7, after bit block 9 positioned at alignment grooves 8 to being put into, slide block 10 is located at annular Along 4.

As shown in Fig. 2, protection cap 3 includes the circular cowling 31 being set in annular outside 4 and is hingedly set to circular cowling 31 On cover 32.The outer diameter size of circular cowling 31 and the outer diameter of copper cover 2 are in the same size, to be sheathed on annular edge in circular cowling 31 When on 4, the lateral wall of circular cowling 31 and the lateral wall of copper cover 2 are in same level, so that whole appearance is simple and beautiful. Jagged 41 are symmetrically opened up on 4 direction perpendicular to the diameter formed between two card ear slots in annular, annular is along 4 close to copper cover Sliding groove 42 is provided on 2 position, notch 41 is connected to sliding groove 42, and sliding groove 42 corresponds to annular edge and sets in a ring It sets, the slot bottom of sliding groove 42 is set as arc shape.Fixture block 311 is symmetrically arranged on circular cowling 31, fixture block 311 and notch 41 are right It should be arranged, and fixture block 311 passes through after notch 41 is put into sliding groove 42 slidably in sliding groove 42, the surface of fixture block 311 is set It is set to arcwall face, to reduce the frictional force between fixture block 311 and sliding groove 42, fixture block 311 is improved and is slided in sliding groove 42 Convenience.

As shown in Figure 3 and Figure 4, holding tank 411, holding tank 411 are offered on the side wall of sliding groove 42 in notch 41 Inside it is provided with the elastic parts 5 for preventing fixture block 311 to be detached from sliding groove 42.Holding tank 411 is symmetrically disposed on the two of notch 41 On side wall, elastic parts 5 is arranged in a one-to-one correspondence.As shown in connection with fig. 2, during installation, fixture block 311, which squeezes elastic parts 5, makes its contracting Enter in holding tank 411, slided so that smoothly fixture block 311 is placed in sliding groove 42, elastic parts 5 is not by fixture block 311 later It squeezes, a part of elastic parts 5 is made to stretch out the limit of the pairs of fixture block 311 of 411 shape of holding tank, prevent fixture block 311 to be detached from and slide Dynamic slot 42.

As shown in Figure 2 and Figure 4, elastic parts 5 includes the limited post 52 and spring 51 being set in holding tank 411, bullet The both ends of spring 51 are connect with the slot bottom of limited post 52 and holding tank 411 respectively.It is set in limited post 52 far from one end of spring 51 It is set to limiting section 53, the surface of limiting section 53 is set as semicircle spherical shape, to reduce contact area when contacting with fixture block 311, just Pass through in fixture block 311.When spring 51 does not stress, limiting section 53 stretches out the notch of holding tank 411, to limit fixture block 311 Position.

Working principle: during installation, the bit block 9 of sheet glass 7 and alignment grooves 8 contraposition of the annular on 4 being put into, so that Sheet glass 7 is installed on gear along 6, and the slide block 10 of setting is in annular along 4, and when convenient for needing to dismantle sheet glass 7, control is stirred Block 10 can be taken off sheet glass 7, realize the effect of sheet glass 7 easy to disassemble.Later by the fixture block 311 on circular cowling 31 to being located at Notch 41 of the annular on 4 is put into, and when fixture block 311 contacts at limiting section 53, applies certain power, so that fixture block 311 squeezes Limiting section 53 is simultaneously pressed into holding tank 411 by limiting section 53, so that fixture block 311 passes through limiting section 53 into sliding groove In 42, the effect for being easily installed protection cap 3 is realized.When fixture block 311 squeezes limiting section 53, spring 51 is squeezed generation bullet Power, after fixture block 311 enters in sliding groove 42, limiting section 53 is released, and the elastic force of spring 51 drives 53 return of limiting section, And make the notch of the stretching holding tank 411 of limiting section 53, so that limiting section 53, which limits fixture block 311, is detached from sliding groove 42, When rotating protection cap 3, even if fixture block 311 will not be detached from sliding groove 42 to the position for being located at notch 41, when realizing that raising uses Stability.In disassembly, by aligning and applying upward power for fixture block 311 and notch 41, so that fixture block 311 squeezes limiting section 53, and taken out by notch 41, under protection cap 3 being dismantled, realize easy-to-dismount effect.Through the above scheme, it protects The disassembly process of lid 3 and sheet glass 7 is very convenient, realizes and improves its effect for dismounting convenience.

The above is only the preferred embodiment of the utility model, and the protection scope of the utility model is not limited merely to Above-described embodiment, technical solution belonging to the idea of the present invention belong to the protection scope of the utility model.It should refer to Out, for those skilled in the art, it is without departing from the principle of the utility model it is several improvement and Retouching, these improvements and modifications also should be regarded as the protection scope of the utility model.

Claims (8)

1. a kind of water meter, including water meter body (1) and the copper cover (2) being set on water meter body (1), the water meter body (1) it is threadedly coupled between copper cover (2), it is characterised in that: be provided with protection cap (3) above the copper cover (2), the copper cover (2) annular is provided on the surface of separate water meter body (1) along (4), the protection cap (3) includes being set in annular edge (4) outside Circular cowling (31) and the cover (32) that is hingedly set on circular cowling (31), the annular symmetrically offered on (4) scarce Mouth (41), the annular are provided with sliding groove (42) along the bottom of (4), and the notch (41) is connected to sliding groove (42), described It is symmetrically arranged on circular cowling (31) fixture block (311), the fixture block (311) is corresponding with notch (41) and slidably in sliding groove (42) it in, is offered holding tank (411) on the side wall of the notch (41) close to sliding groove (42), the holding tank (411) Inside it is provided with the elastic parts (5) for preventing fixture block (311) to be detached from sliding groove (42).

2. a kind of water meter according to claim 1, it is characterised in that: the elastic parts (5) includes being set to holding tank (411) limited post (52) and spring (51) in, the both ends of the spring (51) respectively with limited post (52) and holding tank (411) slot bottom connection, the limited post (52) are provided with limiting section (53) far from the one end of spring (51), the spring (51) When not stressing, the limiting section (53) stretches out the notch of holding tank (411).

3. a kind of water meter according to claim 2, it is characterised in that: the surface of the limiting section (53) is set as semi-round ball Shape.

4. a kind of water meter according to claim 1, it is characterised in that: the holding tank (411) is symmetrically disposed on notch (41) on two sidewalls, the elastic parts (5) corresponds to be arranged in holding tank (411).

5. a kind of water meter according to claim 1, it is characterised in that: the slot bottom of the sliding groove (42) is set as arc The surface of shape, the fixture block (311) is set as arcwall face.

6. a kind of water meter according to claim 1, it is characterised in that: the radius size and copper cover of the circular cowling (31) (2) radius size is consistent, when the circular cowling (31) is sheathed on annular on (4), the lateral wall of the circular cowling (31) with The lateral wall of copper cover (2) is in same level.

7. a kind of water meter according to claim 1, it is characterised in that: the copper cover (2) is located at the annular portion internal along (4) Divide formation gear along (6), the gear is provided with sheet glass (7) along (6), is provided with alignment grooves (8), institute in the annular edge (4) It states and is provided with bit block (9) corresponding with alignment grooves (8) on sheet glass (7).

8. a kind of water meter according to claim 7, it is characterised in that: the height of the sheet glass (7) is higher than annular edge (4), and annular being higher by the sheet glass (7), the side of (4) is provided with slide block (10).