CN213839825U

CN213839825U - Positive displacement water meter with good anti-freezing effect

Info

Publication number: CN213839825U
Application number: CN202021814866.3U
Authority: CN
Inventors: 江国昆
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-27
Filing date: 2020-08-27
Publication date: 2021-07-30
Anticipated expiration: 2030-08-27

Abstract

The utility model relates to a positive displacement water gauge technical field specifically is a positive displacement water gauge that prevents frostbite effectually, including the table main part, the outside of table main part is provided with prevents frostbite and constructs, prevent frostbite and construct including frostproofing board and heat preservation cotton, the inboard fixedly connected with heat preservation cotton of frostproofing board, the central point department of putting that is close to of frostproofing board is provided with centre gripping protection machanism, centre gripping protection machanism includes grip block, first loop bar, second spring, spout, slider, extrusion piece, knob and screw rod, the central point department of putting fixedly connected with grip block that is close to of frostproofing board, and the grip block is provided with about two sets of. The utility model provides a current positive displacement water gauge that has frostproofing effect mostly not have the problem of the centre gripping protection mechanism to the business turn over water pipe of water gauge and the current positive displacement water gauge that has frostproofing effect need not prevent frostbite but can't carry out the problem of dismantling to frostproofing structure when summer.

Description

Positive displacement water meter with good anti-freezing effect

Technical Field

The utility model relates to a positive displacement water gauge technical field specifically is a positive displacement water gauge that prevents frostbite effectually.

Background

As is well known, a positive displacement water meter is a metering device for measuring water usage, and is usually installed at a user end of a tap water pipeline, the degree of the metering device is used for calculating water charges, in some cases, due to different places where tap water is connected, some water meters can only be installed outdoors, and in some cold regions, the water in the water meters freezes due to too low temperature. Although the existing volumetric water meter basically meets the requirements of people, some problems still exist.

The first problem is that: the existing volumetric water meter with the anti-freezing effect mostly has no clamping protection mechanism for the water inlet pipe and the water outlet pipe of the water meter, the water pipe is easy to break or fracture after long-time use, the waste of water resources is caused, and the practicability and the usability are lower.

The second problem is that: the volumetric water meter that has the effect of preventing frostbite at present mostly prevents frostbite in the inside of water meter, can make the water in the water meter freeze in chilly winter or some cold areas of weather, lead to the unable normal work of water meter to take notes the water yield, can lead to the damage of water meter even, practicality and ease for use are lower, need not prevent frostbite to the water meter when summer, can't demolish the anti-freezing structure again, consequently need a volumetric water meter that prevents frostbite effectually urgently to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a positive displacement water gauge that prevents frostbite effectually to solve the problem that the current positive displacement water gauge that has the effect of preventing frostbite that proposes among the above-mentioned background art does not have the grip protection mechanism's of the business turn over water pipe of water gauge problem and the current positive displacement water gauge that has the effect of preventing frostbite need not prevent frostbite but can't carry out the problem of dismantling to the structure of preventing frostbite when summer.

In order to achieve the above object, the utility model provides a following technical scheme: a positive displacement water meter with good anti-freezing effect comprises a meter main body, wherein an anti-freezing mechanism is arranged on the outer side of the meter main body, the anti-freezing mechanism comprises an anti-freezing plate and heat-insulating cotton, the heat-insulating cotton is fixedly connected to the inner side of the anti-freezing plate, a clamping protection mechanism is arranged at a position, close to a central position, of the anti-freezing plate, the clamping protection mechanism comprises a clamping block, a first loop bar, a second spring, a sliding groove, a sliding block, an extrusion block, a knob and a screw rod, the clamping block is fixedly connected to a position, close to the central position, of the anti-freezing plate, the clamping block is provided with an upper group and a lower group, the two groups of clamping blocks are designed in a symmetrical mode, grooves are formed in the two groups of clamping blocks, the first loop bar is fixedly installed on the two sides of the inner top end of each groove, the second loop bar is sleeved with the second loop bar, the bottom end of the second loop bar is fixedly connected to the two sides of the top end of the extrusion block, and the both sides of extrusion piece all fixed mounting have the slider, slider sliding connection is in the inside of spout, and the both sides at the recess are seted up to the spout, the screw rod has all been passed to the both sides of group's bottom on the grip block, and the top fixed mounting of screw rod has the knob, the both sides on group's grip block top are organized down through bearing swing joint to the screw rod bottom, the top of freeze-proof board is provided with fixed establishment.

Preferably, fixed establishment includes that pull rod, first insert bolt, locating piece, constant head tank, second insert bolt, first spring and slot, the slot has been seted up on the top of freeze-proof board, and the inside first spring of bottom fixedly connected with of slot, the top welding of first spring inserts the bottom of bolt at the second, and the second inserts the top fixed connection of bolt and in the left side of pull rod bottom, the first bolt that inserts of right side fixedly connected with of pull rod bottom, and first insert the inside of inserting and establishing at the constant head tank, the constant head tank is seted up in the inside of locating piece, and locating piece fixed connection is in the both sides of table main part bottom.

Preferably, a second spring is wound on the outer sides of the first loop bar and the second loop bar, the top end of the second spring is welded to the top end inside the groove, and the bottom end of the second spring is welded to two sides of the top end of the extrusion block.

Preferably, the bottom end of the extrusion block is fixedly connected with a clamping pad, and the clamping pad is made of rubber.

Preferably, the screw rod passes through the clamping block upper group, and the screw rod is in threaded connection with the clamping block upper group.

Preferably, the bottom end inside the positioning groove is fixedly connected with a rubber pad, and the rubber pad is glued to the bottom end inside the positioning groove.

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

1. the positive displacement water meter with good anti-freezing effect is provided with a clamping block, a first loop bar, a second spring, a sliding groove, a sliding block, an extrusion block, a knob and a screw rod, wherein the clamping block, the sliding groove, the sliding block, the extrusion block, the knob and the screw rod play a role in clamping and protecting a water inlet pipe and a water outlet pipe, when the water pipe is clamped, the water pipe is firstly connected to two sides of a meter main body in a threaded manner, and then the knob is rotated to drive the knob to rotate, so that the upper group of clamping blocks are lifted or put on a shelf to clamp and fix the water pipe, the water pipe is protected under the action of a clamping pad, when the clamping pad is contacted with the water pipe, the extrusion force of the water pipe on the clamping pad enables the clamping pad to generate elastic deformation to protect the water pipe, the extrusion block moves to one side of a groove under the action of the extrusion force, and extrudes the second spring to enable the second spring to generate elastic deformation, the function of clamping the water pipe tightly without damaging the water pipe is achieved under the action of the reducing force of the second spring, and the problem that most of the existing volumetric water meters with anti-freezing effects do not have clamping protection mechanisms for the water inlet pipe and the water outlet pipe of the water meter is solved;

2. this effectual positive displacement water gauge prevents frostbite is provided with the pull rod, first insert the bolt, the locating piece, the constant head tank, the second inserts the bolt, first spring and slot, through the pull rod, first insert the bolt, the locating piece, the effect that the second inserted bolt and first spring plays the effect to the dismantlement of frostproofing shell, when the board is demolishd to needs, at first upwards stimulate the pull rod, first spring produces elastic deformation under the effect of ascending pulling force, pull rod and first insert bolt rebound, remove the spacing effect to the freeze-proof board, the problem that current positive displacement water gauge that has the effect of preventing frostbite need not prevent frostbite but can't dismantle the frost-proof structure when summer has been solved.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

fig. 2 is an enlarged schematic view of the structure at a in fig. 1 according to the present invention;

fig. 3 is an enlarged schematic view of the structure at B in fig. 1 according to the present invention;

fig. 4 is a schematic view of the local side view profile structure of the present invention.

In the figure: 1. a watch body; 2. an anti-freezing mechanism; 21. an anti-freeze plate; 22. heat preservation cotton; 3. a fixing mechanism; 31. A pull rod; 32. a first insertion pin; 33. positioning blocks; 34. positioning a groove; 35. a second insertion pin; 36. a first spring; 37. a slot; 4. a clamping protection mechanism; 41. a clamping block; 42. a first loop bar; 43. a second loop bar; 44. a second spring; 45. a chute; 46. a slider; 47. extruding the block; 48. a knob; 49. a screw.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment: the utility model provides an effectual positive displacement water gauge prevents frostbite, includes table main part 1, the outside of table main part 1 is provided with prevents frostbite and constructs 2, prevent frostbite and construct 2 including preventing frostbite board 21 and heat preservation cotton 22, the inboard fixedly connected with heat preservation cotton 22 of preventing frostbite board 21, the department of being close to central point of preventing frostbite board 21 is provided with centre gripping protection machanism 4, centre gripping protection machanism 4 includes grip block 41, first loop bar 42, second loop bar 43, second spring 44, spout 45, slider 46, extrusion block 47, knob 48 and screw rod 49, the department of being close to central point of preventing frostbite board 21 fixedly connected with grip block 41, and grip block 41 is provided with two sets of from top to bottom, grip block 41 two sets of are symmetrical formula design, the recess has all been seted up to the two sets of inside of grip block 41, the both sides on the inside top of recess all fixedly mounted have first loop bar 42, and the inside cover of first loop bar 42 is equipped with second loop bar 43, bottom fixed connection of second loop bar 43 is in the both sides on extrusion piece 47 top, and the both sides of extrusion piece 47 all fixed mounting have slider 46, slider 46 sliding connection is in the inside of spout 45, and spout 45 sets up the both sides at the recess, the both sides of organizing the bottom on grip block 41 have all passed screw rod 49, and screw rod 49's top fixed mounting has knob 48, the both sides on the grip block 41 top are organized down through bearing swing joint in screw rod 49 bottom, the top of freeze-proof board 21 is provided with fixed establishment 3.

Preferably, fixing mechanism 3 includes that pull rod 31, first insert bolt 32, locating piece 33, constant head tank 34, second insert bolt 35, first spring 36 and slot 37, slot 37 has been seted up on the top of freeze-proof board 21, and the inside first spring 36 of bottom fixedly connected with of slot 37, the top welding of first spring 36 is in the bottom that the second inserted bolt 35, and the top fixed connection that the second inserted bolt 35 is in the left side of pull rod 31 bottom, the first bolt 32 that inserts of right side fixedly connected with of pull rod 31 bottom, and first bolt 32 that inserts the inside of establishing at constant head tank 34, constant head tank 34 is seted up in the inside of locating piece 33, and locating piece 33 fixed connection is in the both sides of table main part 1 bottom.

Preferably, the first loop bar 42 and the second loop bar 43 are wound with a second spring 44 on the outer side, the top end of the second spring 44 is welded on the top end of the groove, and the bottom end of the second spring 44 is welded on both sides of the top end of the extrusion block 47.

Preferably, the bottom end of the extrusion block 47 is fixedly connected with a clamping pad, and the clamping pad is made of rubber.

Preferably, the screw 49 penetrates through the upper group of the clamping block 41, and the screw 49 is in threaded connection with the upper group of the clamping block 41.

Preferably, a rubber pad is fixedly connected to the bottom end inside the positioning groove 34, and the rubber pad is glued to the bottom end inside the positioning groove 34.

The working principle is as follows: when will carry out the centre gripping to the water pipe, at first with water pipe threaded connection to the both sides of table main part 1, secondly rotatory knob 48 drives knob 48 and produces rotatoryly, make the clamping block 41 of group rise or put down to carry out the centre gripping fixed to the water pipe, play the effect to the protection of water pipe under the effect of clamping pad, when clamping pad contacts the water pipe, the water pipe makes the clamping pad produce elastic deformation and play the effect of protection to the water pipe to the extrusion force of clamping pad, extrusion block 47 receives the effect of extrusion force and removes to one side of recess, produce the extrusion to second spring 44 and make second spring 44 produce elastic deformation, play under the effect of the reducing force of second spring 44 and not only fasten the water pipe centre gripping but also can not cause the effect of injury to the water pipe, so far, the clamping operation to the water pipe finishes.

When the freeze-proof plate 21 needs to be detached, the pull rod 31 is pulled upwards, the first spring 36 generates elastic deformation under the action of the upward pulling force, the pull rod 31 and the first insertion bolt 32 move upwards, the first insertion bolt 32 is released from the clamping state with the positioning groove 34, the limiting effect on the freeze-proof plate 21 is released, and at the moment, the freeze-proof plate 21 can be detached.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides an effectual positive displacement water gauge prevents frostbite, includes table main part (1), its characterized in that: the meter is characterized in that an anti-freezing mechanism (2) is arranged on the outer side of the meter main body (1), the anti-freezing mechanism (2) comprises an anti-freezing plate (21) and heat-insulating cotton (22), the heat-insulating cotton (22) is fixedly connected to the inner side of the anti-freezing plate (21), a clamping protection mechanism (4) is arranged at the position, close to the center, of the anti-freezing plate (21), the clamping protection mechanism (4) comprises a clamping block (41), a first loop bar (42), a second loop bar (43), a second spring (44), a sliding groove (45), a sliding block (46), an extrusion block (47), a knob (48) and a screw (49), the clamping block (41) is fixedly connected to the position, close to the center, of the anti-freezing plate (21), the clamping block (41) is arranged in an upper group and a lower group, the clamping block (41) is designed in a symmetrical mode, grooves are formed in the two groups of the clamping block (41), and first loop bars (42) are fixedly arranged on the two sides of the top end inside the grooves, and the inside cover of first loop bar (42) is equipped with second loop bar (43), the bottom fixed connection of second loop bar (43) is in the both sides on extrusion piece (47) top, and the both sides of extrusion piece (47) are fixed mounting all has slider (46), slider (46) sliding connection is in the inside of spout (45), and spout (45) set up the both sides at the recess, the both sides of group's bottom all have passed screw rod (49) on grip block (41), and the top fixed mounting of screw rod (49) has knob (48), the both sides on grip block (41) top are organized down through bearing swing joint in screw rod (49) bottom, the top of freeze-proof board (21) is provided with fixed establishment (3).

2. A positive displacement water meter with enhanced freeze protection as claimed in claim 1, further comprising: fixing mechanism (3) are including pull rod (31), first insert bolt (32), locating piece (33), constant head tank (34), second insert bolt (35), first spring (36) and slot (37), slot (37) have been seted up on the top of freeze-proof board (21), and the inside first spring of bottom fixedly connected with (36) of slot (37), the top welding of first spring (36) is in the bottom that the second inserted bolt (35), and the top fixed connection that the second inserted bolt (35) is in the left side of pull rod (31) bottom, the first bolt (32) of inserting of right side fixedly connected with of pull rod (31) bottom, and first insert bolt (32) and insert the inside of establishing at constant head tank (34), the inside at locating piece (33) is seted up in constant head tank (34), and locating piece (33) fixed connection is in the both sides of table main part (1) bottom.

3. A positive displacement water meter with enhanced freeze protection as claimed in claim 1, further comprising: and a second spring (44) is wound on the outer sides of the first loop bar (42) and the second loop bar (43), the top end of the second spring (44) is welded at the top end inside the groove, and the bottom end of the second spring (44) is welded at two sides of the top end of the extrusion block (47).

4. A positive displacement water meter with enhanced freeze protection as claimed in claim 1, further comprising: the bottom end of the extrusion block (47) is fixedly connected with a clamping pad, and the clamping pad is made of rubber.

5. A positive displacement water meter with enhanced freeze protection as claimed in claim 1, further comprising: the screw rod (49) penetrates through the upper group of the clamping block (41), and the screw rod (49) is in threaded connection with the upper group of the clamping block (41).

6. A positive displacement water meter with enhanced freeze protection as claimed in claim 2, further comprising: the bottom end inside the positioning groove (34) is fixedly connected with a rubber pad, and the rubber pad is glued to the bottom end inside the positioning groove (34).