CN216524167U - Remote transmitting transmitter for water meter - Google Patents

Abstract

The utility model discloses a water meter remote transmission transmitter, which comprises a transmitter bottom box with a connecting part and a box body, a transmitter top cover buckled with the box body, a circuit board assembly and a storage battery which are arranged in the box body, and a filling and sealing separation cover for isolating and filling the circuit board assembly, wherein the box body is provided with a filling and sealing bin and a battery bin which are used for respectively installing the circuit board assembly and the storage battery, the circumferential outer side of the bottom of the filling and sealing separation cover is provided with a horizontal flanging which is adaptive to the inner contour of the filling and sealing bin, the inner wall of the filling and sealing bin is provided with in-place steps which are horizontally arranged along the circumferential direction of the filling and sealing bin, the inner wall of the filling and sealing bin is provided with in-place salient points which are distributed along the circumferential direction of the filling and sealing bin, the in-place salient points are positioned above the in-place steps, and the vertical distance between the in-place salient points and the in-place steps is adaptive to the thickness of the horizontal flanging. By adopting the scheme, the water meter self-assembly device is compact in overall structure, convenient to disassemble and assemble, high in self-assembly efficiency, good in reliability and stability, favorable for being quickly installed on a water meter, excellent in anti-pull-off capacity and the like.

Description

Remote transmitting transmitter for water meter

Technical Field

The utility model belongs to the field of water meter measurement, and particularly relates to a water meter remote transmitter.

Background

Along with the modern development, the technology of various industries is greatly changed, the requirements on a plurality of products are higher and higher, the urbanization process is accelerated, the construction of new rural areas relates to the laying and installation of water pipelines and water meters, the reconstruction of old meters and the like, wherein the reconstruction of the old meters mainly adds an NB-IoT transmitter to the traditional water meters so as to achieve the function of remotely reading the meters, the prior art discloses the patent number of the applicant is '201921963440.1', the patent name is 'a wireless remote water meter', and the applicant finds that the NB-IoT transmitter in the patent has the problems that the transmitter is inconvenient to disassemble and assemble, the encapsulation cage is not installed in place, the pull-off force is poor, the anti-error-dismantling performance is poor and the like in the later period of application.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a water meter remote transmitter, which solves the problems of inconvenient self-assembly, small pulling-out force and the like of a wireless transmitter in the prior art.

The technical scheme is as follows:

the utility model provides a water gauge teletransmission transmitter, including the transmitter bottom box that has connecting portion and box body, with the transmitter top cap of box body lock install in circuit board components and battery in the box body to and be used for keeping apart the embedment that the embedment was kept apart to circuit board components and separate the cover, the box body has embedment storehouse and battery compartment that is used for installing circuit board components and battery respectively, and its key lies in:

the embedment separates the horizontal turn-ups that the profile adapted in the cover bottom circumference outside has and embedment storehouse, the step that targets in place that has along its circumference level setting on the embedment storehouse inner wall, the bump that targets in place that has on the embedment storehouse inner wall along its circumference distribution, the bump that targets in place is located the step top that targets in place, and the bump that targets in place and the vertical distance between the step that targets in place with horizontal turn-ups thickness suits.

Scheme more than adopting, utilize the horizontal turn-ups and mutually support with the step that targets in place, realize the installation of encapsulation partition cover fast, it leads to the gap too big to prevent the slope to appear, and then make the condition of pouring sealant invasion take place, rely on the bump that targets in place to go upward freedom degree restriction to it simultaneously, change in order to prevent the position of encapsulation in-process encapsulation partition cover, influence embedment quality, simultaneously, have obvious brittle sound when the horizontal turn-ups offsets through the bump that targets in place with the step that targets in place, it targets in place to show the installation, can play certain suggestion effect to the assembler, be favorable to improving packaging efficiency and quality.

Preferably, the method comprises the following steps: the utility model discloses a transmitter, including box body, connecting portion, buckle, transmitter top cap, buckle, and buckle, and buckle, and buckle, and buckle, and buckle, and buckle, buckle. By adopting the scheme, the transmitter top cover and the box body can be quickly clamped, and the transmitter top cover and the box body are matched with the step surface structure, so that the transmitter top cover has obvious in-place hand feeling, and the assembly efficiency is further improved.

Preferably, the method comprises the following steps: at least one lower buckle is positioned in the encapsulation bin, the lower buckle is provided with a positioning groove with the top and the inner side being open, and the encapsulation partition cover is provided with positioning teeth matched with the positioning groove. Through location tooth and constant head tank mutually supporting, can play the effect of initial location to the installation of encapsulation partition cover, the location tooth is adjusted well from directly over the constant head tank and is inserted, can ensure that the encapsulation partition cover can just to getting into with the embedment storehouse, and its gesture need not to adjust again, is favorable to improving the installation effectiveness of encapsulation partition cover equally.

Preferably, the method comprises the following steps: the embedment separates the cover top and has the bellying, and this bellying is the arcuation near the inboard of connecting portion, the position that the transmitter top cap bottom corresponds this bellying is equipped with dodges the portion, works as when transmitter top cap and box body lock, should dodge and leave the clearance between portion and the bellying, this clearance is more than or equal to the buckle overlap width of buckle and last buckle down. Scheme more than adopting, in user state, when the transmitter top cap is got to needs tearing open, the transmitter top cap pushes down and outwards withdraws from a section distance, makes the lock of lower buckle and last buckle remove, can upwards take out the transmitter top cap, and is comparatively speaking more light convenient.

Preferably, the method comprises the following steps: and a screw hole which is arranged right opposite to the box body is arranged between the top cover of the shooting machine and the box body, and the screw hole is positioned at one side close to the connecting part. Adopt the leading scheme of screw, shelter from the connecting screw through other parts on the water gauge during the use, be favorable to improving the transmitter and prevent mistake dismantlement nature, ensure to use safe and reliable.

Preferably, the method comprises the following steps: the connecting portion bottom has at least three rotatory buckle along its circumference distribution, and the box body inboard is equipped with at least one anticreep buckle, the anticreep buckle is located rotatory buckle below, and sets up with one heart. By adopting the scheme, the installation and fixation of the transmitter on the water meter are realized through the anti-falling buckle and the rotary buckle, the anti-pulling and anti-falling capacity is improved, and the installation reliability and the stability are realized.

Preferably, the method comprises the following steps: the clamping directions of the rotary buckle and the anti-falling buckle are mutually vertical. By adopting the scheme, after the water meter is installed, the axial freedom degree of the transmitter can be limited, and the stability of the transmitter is further improved.

Preferably, the method comprises the following steps: the battery compartment is located one side of embedment storehouse, and vertical setting, and the power cord of connecting circuit board assembly and battery penetrates in the embedment storehouse from the top of battery compartment. By adopting the scheme, the power line penetrating structure is facilitated to be simplified, and the service life of the storage battery is prolonged.

Preferably, the method comprises the following steps: one side of the bottom of the connecting part, which is close to the box body, is provided with a pressing part, and the pressing part is provided with at least one positioning column and at least one pressing salient point. By adopting the scheme, when the transmitter is rotationally clamped with the locking outer cover on the water meter, the positioning column can circumferentially limit the transmitter, and the indication mechanism of the water meter is pressed by the pressing convex points under the pulling action of the locking outer cover, so that the integral installation efficiency of the water meter is improved, the integral structure of the water meter is simplified, and the like.

Compared with the prior art, the utility model has the beneficial effects that:

the water meter remote transmission transmitter provided by the utility model has the advantages of compact integral structure, convenience for self-assembly and disassembly, improvement on self-assembly efficiency, good reliability and stability, contribution to quick installation on a water meter, excellent pull-off resistance and the like.

Drawings

FIG. 1 is an exploded view of the present invention;

FIG. 2 is a perspective view of the present invention;

FIG. 3 is a cross-sectional view of the present invention;

FIG. 4 is a schematic diagram of a transmitter top cover structure;

FIG. 5 is a schematic top view of a transmitter chassis;

FIG. 6 is a bottom structure diagram of the transmitter bottom case;

FIG. 7 is a partially enlarged schematic view of the inner structure of the filling and sealing bin;

FIG. 8 is a schematic view of a potting enclosure structure;

FIG. 9 is a schematic view of the installation of the present invention;

FIG. 10 is a cross-sectional view of FIG. 9;

FIG. 11 is an exploded view of FIG. 9;

FIG. 12 is a schematic view of the locking housing of FIG. 9;

FIG. 13 is a schematic view of the base table and indicating mechanism of FIG. 11;

fig. 14 is a bottom view of fig. 12.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 to 14, the water meter remote transmitter mainly includes a transmitter bottom case 30, a transmitter top cover 31, a potting cover 34, a circuit board assembly 33 and a storage battery 35, wherein the transmitter bottom case 30, the transmitter top cover 31 and the potting cover 34 are all plastic parts, the transmitter bottom case 30 mainly includes a connecting portion 300 for connecting with the water meter, and a case 30 integrally formed with the connecting portion 300, wherein the connecting portion 300 is substantially in a ring-shaped structure, the case 30 is in a hollow structure, and a potting chamber 312 and a battery chamber 313 for respectively mounting the circuit board assembly 33 and the storage battery 35 are provided therein, the potting chamber 312 and the battery chamber 313 are relatively independent, and are separated by a partition plate.

Referring to fig. 7 and 8, in the present embodiment, the bottom of the encapsulation partition 34 has a horizontal flange 340 at the outer circumferential side corresponding to the inner contour of the encapsulation chamber 312, the inner wall of the encapsulation chamber 312 has an in-position step 314 horizontally arranged along the circumferential direction thereof, the inner wall of the encapsulation chamber 312 has in-position protrusions 315 distributed along the circumferential direction thereof, the in-position protrusions 315 are located above the in-position step 314, and the vertical distance between the in-place convex point 315 and the in-place step 314 is adaptive to the thickness of the horizontal flange 340, i.e. while the potting cap 34 is snapped into the potting chamber 312 to complete the covering of the circuit board assembly 33, the horizontal flange 340 is limited by the position step 314 and the position salient point 315, can keep a basically horizontal state without local protrusion, and meanwhile, the position step 314 and the horizontal flange 340 are overlapped, realize the gap control of circumference and thickness direction promptly, improve sealed effect, sealed glue invasion when preventing the later stage embedment has also improved the packaging efficiency simultaneously.

Referring to fig. 3 to 5, in order to further improve the stability of the overall structure and the convenience of assembly, in this embodiment, a lower buckle 316 is disposed on an inner wall of one side of the box body 310 away from the connecting portion 300, a top of the lower buckle 316 protrudes above the box body 310 and bends outward (in a direction away from the connecting portion 300), an upper buckle 317 matched with the lower buckle 316 is disposed on the transmitter top cover 31, in specific implementation, the lower buckle 316 and the upper buckle 317 are of an inverted structure matched with each other and are mainly clamped or unclamped by means of elasticity, and a step surface matched with each other is disposed between the top of the box body 310 and the bottom of the transmitter top cover 31.

As can be seen from fig. 7 and 8, at least one lower clip 316 is located in the encapsulation compartment 312, the lower clip 316 has a positioning groove 3160 with an open top and an open inner side, the encapsulation partition 34 has a positioning tooth 341 matching with the positioning groove 3160, and the positioning tooth 341 is flush with the horizontal flange 340 in the specific implementation.

In this application, besides through buckle 316 and last buckle 317 block down, still be equipped with screw connection structure at the bottom of the transmitter box 30 between transmitter top cover 31 and the transmitter, as shown in fig. 4 and 5, have on box body 310 and the transmitter top cover 31 just to the screw 32 that sets up, wherein correspond screw 32 and be provided with the screw post on the transmitter top cover 31 to further improve the connection reliability.

Referring to fig. 3, 4 and 8, in the present embodiment, the top of the encapsulation partition 34 has a protruding portion 342, the protruding portion 342 is arc-shaped near the inner side of the connecting portion 300, a avoiding portion 318 is disposed at the bottom of the transmitter top cover 31 corresponding to the protruding portion 342, when the transmitter top cover 31 is fastened to the box 310, a gap S is left between the avoiding portion 318 and the protruding portion 342, and the gap S is greater than or equal to the fastening overlapping width of the lower buckle 316 and the upper buckle 317.

As shown in fig. 1 and 5, in the present application, the battery compartment 313 is located on one side of the encapsulation compartment 312, and is vertically disposed, the power line of the storage battery 35 extends into the encapsulation compartment 312 from the top of the battery compartment 313 after bypassing the partition plate to be connected with the circuit board assembly 33, and a window is opened on the transmitter top cover 31 corresponding to the battery compartment 313, and a sealing cover is configured.

The structure and installation process of the present application will be further described with reference to the water meter remote transmitter shown in fig. 1 to 14, in conjunction with the structure of the water meter, which mainly comprises a base meter 1, an indicating mechanism 2 and the water meter remote transmitter 3 of the present application, and a locking cover 4 for fixing the indicating mechanism 2 and the remote transmitter 3 relative to the base meter 1, wherein the locking cover 4 is a cylindrical structure having an elastic opening 40, and the structure thereof is similar to the elastic hoop design, and can change the radial deformation amount under the action of external force to open or close the elastic opening 40, so that the locking cover 4 is further provided with a locking member for closing the elastic opening 40.

Referring to fig. 10, 11 and 13, the indicating mechanism 2 is arranged at the top of the base meter 1, the lower part of the locking outer cover 4 is clamped with the base meter 1, the upper part of the locking outer cover is sleeved on the circumferential outer side of the indicating mechanism 2, the water meter mainly utilizes the structure that the locking outer cover 4 is matched with the remote transmitter 3, the indicating mechanism 2 is fixed, and meanwhile, the remote transmitter 3 is installed in place.

The upper end and the lower end of the locking outer cover 4 are respectively provided with an upper flange 42 and a lower flange 44, the upper flange 42 and the lower flange 44 both extend inwards along the radial direction of the locking outer cover 4, meanwhile, the top of the base table 1 is provided with a ring groove 10 matched with the lower flange 44, the circumferential outer side of the upper part of the indicating mechanism 2 is provided with a side step surface 22 matched with the upper flange 42, after the indicating mechanism 2 is fixed on the base table 1, the locking outer cover 4 is sleeved on the outer side of the top of the base table 1, the lower flange 44 is embedded into the ring groove 10, the upper flange 42 is positioned on the upper part of the side step surface 22, at the moment, the elastic opening 4 of the locking outer cover 4 is closed through a locking piece, namely, the axial initial positioning of the indicating mechanism 2 is realized, and only a movable range within a tolerance range exists.

The circumferential freedom degrees of the indicating mechanism 2 and the base table 1 are relatively fixed, the indicating mechanism 2 and the base table 1 cannot rotate relatively, and in order to avoid the locking outer cover 4, the base table 1 and the indicating mechanism 2 from rotating relatively in a large range, the slots 23 with upward openings are distributed on the circumferential outer side of the indicating mechanism 2, correspondingly, the inner side of the locking outer cover 4 is provided with inserting plates 47 which are arranged in one-to-one correspondence with the slots 23, when the lower flange 44 is embedded into the annular groove 10, the inserting plates 47 are inserted into the corresponding slots 23, and at the moment, the locking outer cover 4 can only rotate within a minimum stroke within the width range of the slots 23.

When the indicating mechanism 2 axially floats, the metering precision of the indicating mechanism 2 is directly influenced, so that the indicating mechanism 2 is compressed by fully utilizing a matching structure of the remote transmitter 3 and the locking outer cover 4 in the application, at least three rotary buckles 301 distributed along the circumferential direction of the connecting part 300 are arranged at the bottom of the connecting part, an open slot 41 for the rotary buckle 301 to pass through and rotationally clamped is formed in an upper flange 42 of the locking outer cover 4, the rotary buckle 301 is generally L-shaped, interference convex points 420 arranged in one-to-one correspondence with the open slot 41 are arranged on the bottom surface of the upper flange 42, and the interference convex points 420 are positioned on a rotating path of the rotary buckle 301.

The top of the indication mechanism 2 is provided with an upper step surface 20, meanwhile, the bottom of the connecting part 300 is provided with a pressing part 320 matched with the upper step surface 20, when the indication mechanism is installed, the pressing part 320 is positioned right above the upper step surface 20, the upper step surface 20 is provided with a positioning counter bore 21, the pressing part 320 is provided with a positioning column 321 matched with the positioning counter bore 21, the pressing part 320 is provided with at least one pressing convex point 322, and the protruding thickness of the pressing convex point 322 is smaller than or equal to that of the interference convex point 420.

When the connecting part 300 is opposite to the upper end face of the locking outer cover 4, and the rotating buckle 301 is opposite to the open slot 41 to be clamped, the positioning column 321 is inserted into the corresponding positioning counter bore 21, so that the limitation of the circumferential freedom degree of the remote transmission transmitter 3 is realized, the relative rotation between the positioning column 321 and the base table 1 and the indicating mechanism 2 is prevented, when the locking outer cover 4 is rotated, the lower part of the locking outer cover is limited by the annular groove 10, the axial displacement cannot occur, and the bottom box 30 of the transmitter is pulled downwards under the extrusion action of the interference convex point 420, so that the pressing convex point 322 is tightly attached to the upper step face 20, and the pressing of the indicating mechanism 2 is realized.

The outer contour of one side of the box body 310 close to the base watch 1 is adapted to the outer contour of the locking housing 4, one side of the box body 310 close to the locking housing 4 is provided with at least one anti-falling buckle 311, the side wall of the locking housing 4 is provided with an anti-falling buckle 43 matched with the anti-falling buckle 311, the anti-falling buckle 311 is rotationally clamped with the anti-falling buckle 43 and is concentrically arranged with the rotating buckle 301 and is positioned below the rotating buckle 301, when the rotating buckle 301 is clamped with the open slot 41 in place, the anti-falling buckle 311 is just clamped with the anti-falling buckle 43 in place, it should be noted that the structure of the anti-falling buckle 311 in the embodiment is adapted to the structure of the rotating buckle 301 and is generally L-shaped, wherein the bending part of the rotating buckle 301 is horizontally arranged, and the bending part of the anti-falling buckle 311 faces downwards, i.e. the clamping directions of the anti-falling buckle 311 and the rotating buckle 301 are mutually perpendicular, by adopting the structure, through the matching of the anti-falling buckle 311 and the rotating buckle 301 with the corresponding buckle, realize the axial spacing of teletransmission transmitter 3, greatly increased its pull-out force prevents not hard up the dropout etc..

One side close to the box body 310 is thickened to form an arc-shaped protruding part 45, so that the lateral extrusion resistance of the box body can be greatly increased, and the installation of the remote transmitter 3 is matched.

In this embodiment, the screw hole 32 is disposed at one side of the locking outer ring 4, and the locking outer cover 4 is designed to be a cone-shaped cylinder, and the diameter thereof gradually increases along the height direction thereof, so that the screw hole 32 is easily shielded by the upper end face and the cone-shaped outer contour of the locking outer cover 4, thereby effectively avoiding the exposure of the connecting screw, further reducing the risk of abnormal disassembly and assembly, and improving the overall use safety.

In practice, the locking member of the elastic opening 40 is a base watch anti-dismounting pin 5, specifically, as shown in the figure, the locking outer cover 4 is formed with lugs 46 at two sides of the elastic opening 40, the cross section of the lug 46 is L-shaped, the base watch anti-dismounting pin 5 is provided with a lower pin slot for the two lugs 46 to be inserted and clamped side by side, the opening of the lower pin slot faces downward, the top of the base watch anti-dismounting pin 5 is provided with an upper pin slot with an upward opening, the upper pin slot is relatively independent from the lower pin slot, the transmitter bottom box 30 is provided with a transmitter pin hole 302 corresponding to the upper pin slot, and is provided with a transmitter anti-dismounting pin 303 corresponding to the transmitter pin hole 302, and when the remote transmitter 3 is clamped and rotated in place with the locking outer cover 4 through the transmitter bottom box 30, the transmitter pin hole 302 just faces the upper pin slot, that is, the transmitter anti-dismounting pin 303 can be used for circumferentially fixing the remote transmitter 3 and the locking outer cover.

During assembly, the circuit board assembly 33 is placed in the encapsulation bin 312, the storage battery 35 is placed in the battery bin 313, the circuit board assembly 33 is connected with the storage battery 35 through a power line, the encapsulation separation cover 34 is placed in the encapsulation bin 312, sealing and glue filling can be carried out on the encapsulation separation cover until the encapsulation separation cover is solidified, the transmitter top cover 31 can be installed, and finally the assembled remote transmitter 3 is installed on the base table 1 through the locking outer cover 4 and can be used normally.

Finally, it should be noted that the above-mentioned description is only a preferred embodiment of the present invention, and those skilled in the art can make various similar representations without departing from the spirit and scope of the present invention.

Claims (9)

1. The utility model provides a water gauge teletransmission transmitter, including the transmitter under box (30) that has connecting portion (300) and box body (310), with transmitter top cap (31) of box body (310) lock, install in circuit board subassembly (33) and battery (35) in box body (310) to and be used for keeping apart embedment compartment cover (34) of embedment to circuit board subassembly (33), box body (310) has embedment storehouse (312) and battery storehouse (313) that are used for installing circuit board subassembly (33) and battery (35) respectively, its characterized in that:

horizontal turn-ups (340) that profile phase suited in the embedment compartment (312) have in embedment compartment (34) bottom circumference outside, have on embedment compartment (312) inner wall along step (314) that targets in of its circumference level setting, have on embedment compartment (312) inner wall along the bump (315) that targets in place of its circumference distribution, bump (315) that targets in place is located step (314) top that targets in place, and the distance from hanging down between bump (315) and the step (314) that targets in place with horizontal turn-ups (340) thickness phase-adaptation.

2. The remote-transmission transmitter of a water meter as set forth in claim 1, wherein: be equipped with down buckle (316) on box body (310) keep away from one side inner wall of connecting portion (300), the top of buckle (316) is outstanding to box body (310) top and outwards buckles down, have on transmitter top cap (31) with buckle (316) complex goes up buckle (317) down, the step face that has mutual matching between the bottom of box body (310) top and transmitter top cap (31).

3. The remote transmitter of a water meter as set forth in claim 2, wherein: at least one lower buckle (316) is positioned in the encapsulation bin (312), the lower buckle (316) is provided with a positioning groove (3160) with the top and the inner side both open, and the encapsulation partition cover (34) is provided with a positioning tooth (341) matched with the positioning groove (3160).

4. The remote-transmission transmitter of a water meter as set forth in claim 2, wherein: the top of the encapsulation separation cover (34) is provided with a convex part (342), the inner side of the convex part (342) close to the connecting part (300) is arc-shaped, the bottom of the transmitter top cover (31) is provided with an avoiding part (318) corresponding to the position of the convex part (342), when the transmitter top cover (31) is buckled with the box body (310), a gap (S) is reserved between the avoiding part (318) and the convex part (342), and the gap (S) is larger than or equal to the buckling overlapping width of the lower buckle (316) and the upper buckle (317).

5. A water meter remote transmitter as claimed in any one of claims 2 to 4, wherein: screw holes (32) which are arranged just opposite to each other are formed between the shooting machine top cover (31) and the box body (310), and the screw holes (32) are located on one side close to the connecting portion (300).

6. The remote-transmission transmitter of a water meter as set forth in claim 1, wherein: connecting portion (300) bottom has at least three rotatory buckle (301) of its circumference distribution of edge, and box body (310) inboard is equipped with at least one anticreep buckle (311), anticreep buckle (311) are located rotatory buckle (301) below, and set up with one heart.

7. The remote-transmission transmitter of a water meter as set forth in claim 6, wherein: the clamping directions of the rotary buckle (301) and the anti-falling buckle (311) are mutually vertical.

8. The remote-transmission transmitter of a water meter as set forth in claim 1, wherein: battery compartment (313) are located one side of embedment storehouse (312), and vertical setting, and the power cord of connecting circuit board subassembly (33) and battery (35) penetrates in embedment storehouse (312) from the top of battery compartment (313).

9. A water meter remote transmitter as claimed in any one of claims 3 or 6 to 8, wherein: one side of the bottom of the connecting part (300) close to the box body (310) is provided with a pressing part (320), and the pressing part (320) is provided with at least one positioning column (321) and at least one pressing salient point (322).

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