阅读说明：本技术 一种防冻水表 (Anti-freezing water meter ) 是由 王华良 陈贯利 于 2019-11-28 设计创作，主要内容包括：本发明具体为一种防冻水表,包括水表本体,所述水表本体两端固定连接有辅助座,所述水表本体内设有测量水管贯穿所述辅助座至外端,其中所述辅助座一侧中部设有第一防冻装置,所述第一防冻装置一侧设有水管,所述水管一端表面固定连接有第二防冻装置,所述第一防冻装置和第二防冻装置相互配合将水表测量管与水管连接处保暖覆盖。(The invention particularly relates to an anti-freezing water meter which comprises a water meter body, wherein two ends of the water meter body are fixedly connected with auxiliary seats, a measuring water pipe is arranged in the water meter body and penetrates through the auxiliary seats to the outer end, a first anti-freezing device is arranged in the middle of one side of each auxiliary seat, a water pipe is arranged on one side of each first anti-freezing device, a second anti-freezing device is fixedly connected to the surface of one end of each water pipe, and the first anti-freezing device and the second anti-freezing device are matched with each other to keep warm and cover the joint of a measuring pipe.)

1. The utility model provides an anti-freezing water meter, includes water meter body (1), its characterized in that: the water meter comprises a water meter body (1), auxiliary seats (11) are fixedly connected to two ends of the water meter body (1), a measuring water pipe (12) is arranged in the water meter body (1) and penetrates through the auxiliary seats (11) to the outer end, a first anti-freezing device (2) is arranged in the middle of one side of each auxiliary seat (11), a water pipe (13) is arranged on one side of each first anti-freezing device (2), and a second anti-freezing device (3) is fixedly connected to the surface of one end of each water pipe (13).

2. An antifreeze water meter as set forth in claim 1, wherein: the first anti-freezing device (2) comprises a plurality of electric telescopic rods (21), the electric telescopic rods (21) are uniformly distributed around the measuring water pipe (12), the front ends of the electric telescopic rods (21) are fixedly connected with first rings (22), and first ring guide grooves (23) are formed in the middle of the upper surface and the lower surface of each first ring (22).

3. An antifreeze water meter as set forth in claim 2, wherein: the upper surface and the lower surface of the first ring (22) are respectively provided with a second ring (24) and a third ring (25), the middle part of the bottom surface of the second ring (24) and the middle part of the upper surface of the third ring (25) are respectively provided with a second annular guide groove (26), a plurality of guide balls (27) are arranged between the first annular guide groove (23) and the second annular guide groove (26), and the first ring (22) is respectively connected with the second ring (24) and the third ring (25) in a sliding manner.

4. An antifreeze water meter as set forth in claim 3, wherein: one end of a ring-shaped elastic thermal insulation pad (28) is fixedly connected to one side of the first ring (22), the other end of the ring-shaped elastic thermal insulation pad (28) is fixedly connected to one side of the auxiliary seat (11), a plurality of auxiliary rods (221) are uniformly distributed on the other side of the first ring (22), and reset springs (29) are fixedly connected to the two sides of the first ring guide groove (23) and between the first ring (22) and the second ring (24).

5. An antifreeze water meter as set forth in claim 1, wherein: second freeze-proof device (3) are including supplementary piece (31) of going in circuit, supplementary piece (31) inner wall fixed connection in circuit on water pipe (13) outer wall, supplementary piece (31) outer end in circuit is equipped with in circuit and revolves tight piece (32), supplementary piece (31) outside in circuit is equipped with the third guide slot (33) in circuit, it revolves tight piece (32) inboard in circuit and is equipped with fourth ring and goes on guide slot (34), just the third is in circuit guide slot (33) with pass through between fourth ring and goes on guide slot (34) guide ball (27) sliding connection.

6. An antifreeze water meter as set forth in claim 5, wherein: a plurality of empty grooves (35) are uniformly distributed in the annular screwing block (32), the empty grooves (35) can be inserted into the auxiliary rod (221), and the radius of the empty grooves (35) is larger than that of the round surface of the auxiliary rod (221).

7. An antifreeze water meter as set forth in claim 5, wherein: annular auxiliary block (31) one side fixed connection has annular piece (36) on water pipe (13), the top is equipped with driving motor (37) in annular piece (36), driving motor (37) drive shaft connection connecting rod (38), connecting rod (38) one end fixedly connected with rotatory piece (39), just rotatory piece (39) surface is equipped with first dogtooth (3 a), first dogtooth (3 a) dislocation interlock second dogtooth (3 b), second dogtooth (3 b) are located the ring is screwed tightly on the piece (32) outside surface.

8. An antifreeze water meter as set forth in claim 1, wherein: the distance between the annular screwing block (32) and one end of the water pipe (13) is equal to the distance between the auxiliary seat (11) and the outer end of the measuring water pipe (12).

Technical Field

The invention mainly relates to the technical field of water meters, in particular to an anti-freezing water meter.

Background

The water meter is a meter for measuring water flow, mostly the accumulated flow measurement of water, generally divided into a positive displacement water meter and a speed water meter, originated in the uk, the development of the water meter has nearly two hundred years history, when selecting the specification of the water meter, the size and the flow range of the used flow under the normal condition should be estimated first, and then the water meter with the specification of which the common flow is closest to the value is selected as the first choice;

the existing water meter is generally arranged outdoors, and in cold winter, when the temperature is lower than zero, the connecting part of the measuring pipe and the water pipe of the water meter is easy to be frozen, cracked, burst and the like, thereby causing loss.

Disclosure of Invention

Technical problem to be solved by the invention

The invention provides an anti-freezing water meter, which is used for solving the problems that how to prevent the connection position of a measuring pipe and a water pipe of the water meter from being easily frozen, cracked and burst in winter is provided in the background art.

Technical scheme

The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides an anti-freezing water meter, includes the water gauge body, water gauge body both ends fixedly connected with auxiliary seat, this internal measuring water pipe that is equipped with of water gauge runs through auxiliary seat to the outer end, wherein auxiliary seat one side middle part is equipped with first freeze-proof device, first freeze-proof device one side is equipped with the water pipe, water pipe one end fixed surface is connected with the second freeze-proof device.

Furthermore, the first anti-freezing device comprises a plurality of electric telescopic rods which are uniformly distributed around the measuring water pipe, the front end of each electric telescopic rod is fixedly connected with a first ring, and the middle parts of the upper surface and the lower surface of each first ring are provided with first ring guide grooves.

Furthermore, a second ring and a third ring are respectively arranged on the upper surface and the lower surface of the first ring, second annular guide grooves are respectively arranged in the middle of the bottom surface of the second ring and in the middle of the upper surface of the third ring, a plurality of guide balls are arranged between the first annular guide groove and the second annular guide groove, and the first ring is respectively connected with the second ring and the third ring in a sliding manner.

Furthermore, one side of the first ring is fixedly connected with one end of the annular elastic thermal insulation pad, the other end of the annular elastic thermal insulation pad is fixedly connected with one side of the auxiliary seat, a plurality of auxiliary rods are uniformly distributed on the other side of the first ring, and reset springs are fixedly connected between the first ring and the second ring and on two sides of the first annular guide groove.

Furthermore, the second anti-freezing device comprises an annular auxiliary block, the inner wall of the annular auxiliary block is fixedly connected to the outer wall of the water pipe, an annular screwing block is arranged at the outer end of the annular auxiliary block, a third annular guide groove is arranged on the outer side of the annular auxiliary block, a fourth annular guide groove is arranged on the inner side of the annular screwing block, and the third annular guide groove is connected with the fourth annular guide groove in a sliding mode through the guide ball.

Furthermore, a plurality of empty slots are uniformly distributed in the annular screwing block, the empty slots can be inserted into the auxiliary rod, and the radius of the empty slots is larger than that of the round surface of the auxiliary rod.

Further, one side of the annular auxiliary block is fixedly connected with an annular block on the water pipe, a driving motor is arranged at the inner top of the annular block, the driving motor drives a shaft to be connected with a connecting rod, one end of the connecting rod is fixedly connected with a rotating block, a first convex tooth is arranged on the surface of the rotating block, a second convex tooth is dislocated and occluded with the first convex tooth, and the second convex tooth is located on the outer side surface of the annular block to be screwed.

Furthermore, the distance between the annular screwing block and one end of the water pipe is equal to the distance between the auxiliary seat and the outer end of the measuring water pipe.

Advantageous effects

Compared with the prior art, the technical scheme provided by the invention has the beneficial effects that:

according to the anti-freezing water meter provided by the invention, the joint of the measuring pipe and the water pipe can be effectively wrapped through the first anti-freezing device arranged at one end of the measuring pipe and the second anti-freezing device arranged at one end of the water pipe, and the annular elastic heat-insulating pad is tightly attached to the joint in a manner of screwing the annular elastic heat-insulating pad, so that the anti-freezing water meter is novel in manner and better in effect.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the invention, as claimed.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the invention and together with the description, serve to explain the principles of the invention.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the connection of a first freeze point to a second freeze point of the present invention;

FIG. 3 is a schematic view of a portion of the first antifreeze apparatus of the present invention;

FIG. 4 is a schematic view of an interior portion of a first freeze point apparatus of the present invention;

FIG. 5 is a schematic view of the connection of the first and second endless guide channels in accordance with the present invention;

FIG. 6 is a schematic view of the third and fourth annular guide slots of the present invention;

fig. 7 is a schematic view of a guide ball connection according to the present invention.

In the figure: 1. the water meter comprises a water meter body, 11, an auxiliary seat, 12, a measuring water pipe, 13, a water pipe, 2, a first anti-freezing device, 21, an electric telescopic rod, 22, a first ring, 221, an auxiliary rod, 23, a first annular guide groove, 24, a second ring, 25, a third ring, 26, a second annular guide groove, 27, a guide ball, 28, an annular elastic heat-preservation pad, 29, a reset spring, 3, a second anti-freezing device, 31, an annular auxiliary block, 32, an annular screwing block, 33, a third annular guide groove, 34, a fourth annular guide groove, 35, a hollow groove, 36, an annular block, 37, a driving motor, 38, a connecting rod, 39, a rotating block, 3a, a first convex tooth, 3b and a second convex tooth.

Detailed Description

Reference will now be made in detail to various exemplary embodiments of the invention, the detailed description should not be construed as limiting the invention but as a more detailed description of certain aspects, features and embodiments of the invention.

It will be apparent to those skilled in the art that various modifications and variations can be made in the specific embodiments of the present disclosure without departing from the scope or spirit of the disclosure. Other embodiments will be apparent to those skilled in the art from consideration of the specification. The specification and examples are exemplary only.

Referring to fig. 1-7, an anti-freezing water meter comprises a water meter body 1, wherein auxiliary bases 11 are fixedly connected to two ends of the water meter body 1, a measuring water pipe 12 is arranged in the water meter body 1 and penetrates through the auxiliary bases 11 to the outer end, a first anti-freezing device 2 is arranged in the middle of one side of each auxiliary base 11, a water pipe 13 is arranged on one side of each first anti-freezing device 2, and a second anti-freezing device 3 is fixedly connected to the surface of one end of each water pipe 13.

The first anti-freezing device 2 comprises a plurality of electric telescopic rods 21, the electric telescopic rods 21 are uniformly distributed around the measuring water pipe 12, the front end of each electric telescopic rod 21 is fixedly connected with a first ring 22, and first annular guide grooves 23 are formed in the middle of the upper surface and the lower surface of each first ring 22.

The upper surface and the lower surface of the first ring 22 are respectively provided with a second ring 24 and a third ring 25, the middle part of the bottom surface of the second ring 24 and the middle part of the upper surface of the third ring 25 are respectively provided with a second annular guide groove 26, a plurality of guide balls 27 are arranged between the first annular guide groove 23 and the second annular guide groove 26, and the first ring 22 is respectively connected with the second ring 24 and the third ring 25 in a sliding manner.

One side of the first ring 22 is fixedly connected with one end of a ring-shaped elastic thermal pad 28, the other end of the ring-shaped elastic thermal pad 28 is fixedly connected with one side of the auxiliary seat 11, wherein a plurality of auxiliary rods 221 are uniformly distributed on the other side of the first ring 22, and a reset spring 29 is fixedly connected between the first ring 22 and the second ring 24 and on two sides of the first ring guide groove 23.

The second anti-freezing device 3 comprises an annular auxiliary block 31, the inner wall of the annular auxiliary block 31 is fixedly connected to the outer wall of the water pipe 13, an annular screwing block 32 is arranged at the outer end of the annular auxiliary block 31, a third annular guide groove 33 is arranged on the outer side of the annular auxiliary block 31, a fourth annular guide groove 34 is arranged on the inner side of the annular screwing block 32, and the third annular guide groove 33 is connected with the fourth annular guide groove 34 in a sliding mode through the guide ball 27.

A plurality of empty slots 35 are uniformly distributed in the annular screwing block 32, the empty slots 35 can be inserted into the auxiliary rod 221, and the radius of the empty slots 35 is larger than that of the round surface of the auxiliary rod 221.

Annular auxiliary block 31 one side fixed connection has annular piece 36 on the water pipe 13, the top is equipped with driving motor 37 in the annular piece 36, driving motor 37 drive shaft connection connecting rod 38, the rotatory piece 39 of connecting rod 38 one end fixed connection, just rotatory piece 39 surfaces are equipped with first dogtooth 3a, first dogtooth 3a dislocation interlock second dogtooth 3b, second dogtooth 3b is located the annular is screwed on the piece 32 outside surface.

The distance between the annular screwing block 32 and one end of the water pipe 13 is equal to the distance between the auxiliary seat 11 and the outer end of the measuring water pipe 12.

The specific implementation mode of the invention is as follows: when the water meter is required to work and use, the electric telescopic rod pushes the connected second ring, the first ring, the third ring and the first ring are connected in a sliding mode through the guide balls, and the sliding and limiting effects of the first annular guide groove and the second annular guide groove drive the first ring and the third ring to push simultaneously, so that the extension of the annular elastic thermal insulation pad is realized, and the connecting position of the measuring pipe and the water pipe of the water meter main body is covered;

the auxiliary rod which is pushed to a certain distance from the first ring is inserted into the empty groove of the annular screwing block, after the auxiliary rod is inserted, the pushing is stopped, the driving motor starts to work to drive the rotating block to rotate, so that the connected annular screwing block is driven to rotate, the annular rotating block slides due to the guide ball, the third annular guide groove and the fourth annular guide groove, and the auxiliary rod is driven to rotate due to the rotation of the annular rotating block, so that the first ring rotates, the free rotation of the first rotating block is realized due to the fact that the guide ball, the first annular guide groove and the second annular guide groove realize the connection function similar to a bearing in a sliding manner, the first rotating block realizes the rotating and screwing of the whole annular elastic thermal insulation pad, so that the annular elastic thermal insulation pad is tightly connected with the connection part, the situation that the annular elastic thermal insulation pad is only simply covered and the thermal insulation effect is not ideal is avoided;

if the winter is finished and the requirement is not needed, the driving motor rotates reversely to enable the annular screwing block to rotate reversely, so that the annular elastic thermal insulation pad is loosened and restored to the original state, and the restoration function of the return spring can further help the elastic thermal insulation pad to restore, so that the elastic thermal insulation pad cannot be folded in a mess when the electric telescopic rod is contracted;

the front end of the auxiliary rod can be provided with an infrared receiver, the annular block on one side of the driving motor is provided with an infrared emitter, and the infrared emitter and the annular block are correspondingly connected, so that the auxiliary rod can be inserted into the empty slot more easily.

The foregoing is merely an illustrative embodiment of the present invention, and any equivalent changes and modifications made by those skilled in the art without departing from the spirit and principle of the present invention should fall within the protection scope of the present invention.