CN214893817U

CN214893817U - Water supply pressure detection device for water plant

Info

Publication number: CN214893817U
Application number: CN202121435780.4U
Authority: CN
Inventors: 张宁
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-06-27
Filing date: 2021-06-27
Publication date: 2021-11-26
Anticipated expiration: 2031-06-27

Abstract

The utility model discloses a water supply pressure detection device for water plant, including the connecting pipe, the ring flange is installed respectively at both ends about the connecting pipe, the through-hole has been seted up to the outer wall of connecting pipe, the through-hole embeds there is communicating pipe, the intraductal axial displacement of communicating is provided with piston rod spare, communicating pipe is located the one end in the connecting pipe outside is provided with the pipe cap, piston rod spare are located in the pipe cap. According to the water supply pressure detection device for the water plant, the piston rod piece is kept at the initial station through the resistance spring, and the piston rod piece is extruded when water pressure passes through, so that the height of the marking plate in the pipe cap is changed, and the marking plate can be identified by reading the scale on the transparent plate; compared with electronic components, although there is a clear gap in data accuracy, the pressure sensor has a simpler structure and lower production cost, and does not have the problems of the electronic sensor.

Description

Water supply pressure detection device for water plant

Technical Field

The utility model relates to a water supply pressure detection device for water plant.

Background

The water pressure detection is an important technical index, and inspectors check whether the pressure of tap water conveyed by the pressure detector meets the requirements of established technical parameters at regular time so as to ensure the supply work of the tap water.

According to patent number CN201921697882.6, a water supply pressure detection device for water plant is disclosed, including the device main part, the table wall is provided with pressure sensor in the device main part, the pressure sensor top be provided with device main part fixed connection's water pressure detection table, device main part horizontal end both sides all are provided with the screw thread section, just the device main part closes soon through the screw thread section and is connected with external pipeline, screw thread section external table wall fixed mounting has the elasticity packing ring, device main part external table wall fixed mounting has first flange, external pipeline external table wall is provided with the second flange, table wall has the locating lug through spring elastic connection in the second flange, locating lug passes through locating slot and first flange block connection.

The existing pressure detection basically adopts an electronic sensor mode at present, and the data reflection is more accurate. However, the electronic sensor has obvious problems of being easy to damage and causing the detection data of the electronic sensor to float due to the change of the environmental temperature.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a water supply pressure detection device for water plant for solve above-mentioned problem.

In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides a water supply pressure detection device for water works, includes the connecting pipe, the ring flange is installed respectively at both ends about the connecting pipe, the through-hole has been seted up to the outer wall of connecting pipe, the through-hole embeds there is communicating pipe, axial displacement is provided with piston rod spare in the communicating pipe, communicating pipe is located the one end in the connecting pipe outside is provided with the pipe cap, piston rod spare is located in the pipe cap.

Preferably, a limiting ring is arranged on the inner wall of the communicating pipe close to one end of the pipe cap, the limiting ring divides the inside of the communicating pipe into a first cavity and a second cavity from top to bottom, and the piston rod is located in the second cavity.

Preferably, the piston rod piece comprises a piston block and a guide rod, the guide rod is installed at the center of the outer wall of one side of the piston block, the guide rod is arranged in a circular hole formed in the center of the limiting ring in a sliding mode, and an identification plate is arranged at one end, located in the cavity, of the guide rod.

Preferably, a resistance spring is arranged in the second cavity and used for keeping the piston block on a port of one end of the second cavity opposite to the first cavity.

Preferably, a notch is formed in the side wall of the pipe cap, a transparent plate is arranged on the notch, and scale marks are arranged on the transparent plate.

Preferably, the outer wall of one side of the flange plate is provided with a protruding part, and the protruding part is covered with a rubber coat.

Preferably, the ports at the left end and the right end of the connecting pipe are provided with embedding cavities, and the bottoms of the inner sides of the embedding cavities are provided with sealing gaskets.

In the technical scheme, the utility model provides a pair of water supply pressure detection device for water plant possesses beneficial effect: utilize the piston principle, make the piston rod spare keep initial station through hindering the spring, and water pressure can extrude the piston rod spare when passing through and make the sign board be located highly change in the pipe cap, can discern through reading the scale on the transparent plate. Compared with electronic components, although there is a clear gap in data accuracy, the pressure sensor has a simpler structure and lower production cost, and does not have the problems of the electronic sensor.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

Fig. 1 is a schematic overall structural diagram according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a flange provided in an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a connection pipe according to an embodiment of the present invention;

fig. 4 is an exploded schematic view of a piston rod according to an embodiment of the present invention;

fig. 5 is a schematic cross-sectional view of a piston rod according to an embodiment of the present invention.

Description of reference numerals:

1. a connecting pipe; 11. an embedding cavity; 12. a sealing gasket; 2. a flange plate; 21. a boss portion; 3. a communicating pipe; 31. a limiting ring; 4. a piston rod; 41. a piston block; 42. a guide bar; 43. a marking plate; 44. a resistance spring; 5. a pipe cap; 51. a transparent plate.

Detailed Description

In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.

As shown in fig. 1-5, a water supply pressure detecting device for water plants comprises a connecting pipe 1, wherein flange plates 2 are respectively installed at the left end and the right end of the connecting pipe 1, a through hole is formed in the outer wall of the connecting pipe 1, a communicating pipe 3 is arranged in the through hole, a piston rod member 4 is axially arranged in the communicating pipe 3, a pipe cap 5 is arranged at one end of the communicating pipe 3, which is located at the outer side of the connecting pipe 1, and the piston rod member 4 is located in the pipe cap 5. Compared with electronic components, although there is a clear gap in data accuracy, the pressure sensor has a simpler structure and lower production cost, and does not have the problems of the electronic sensor.

Furthermore, a limiting ring 31 is arranged on the inner wall of the communicating pipe 3 close to one end of the pipe cap 5, the limiting ring 31 divides the inside of the communicating pipe 3 into a first cavity and a second cavity from top to bottom, the piston rod piece 4 is located in the second cavity, the piston rod piece 4 comprises a piston block 41 and a guide rod 42, the guide rod 42 is installed at the center of the outer wall of one side of the piston block 41, the guide rod 42 is arranged in a circular hole formed in the center of the limiting ring 31 in a sliding mode, and an identification plate 43 is arranged at one end, located inside the first cavity, of the guide rod 42. And a resistance spring 44 is arranged in the second cavity, and the resistance spring 44 is used for keeping the piston block 41 on the port of one end of the second cavity opposite to the first cavity. That is, the function of the resisting spring 44 is to push the piston block 41 to maintain the state shown in fig. 1, so that when the liquid passes through the connecting pipe 1, the liquid pushes the piston block 41 to deform the resisting spring 44, and the marking plate 43 moves upwards along with the piston block 41 in a synchronous manner, so as to judge the current water pressure according to the scale on the transparent plate 51.

Furthermore, as can be seen from fig. 2, the outer wall of the flange 2 is provided with a protrusion 21, and the protrusion 21 is covered with a rubber coat.

As can be seen from fig. 3, the connection pipe 1 has insertion cavities 11 at the left and right ends, and sealing gaskets 12 are disposed at the bottoms of the insertion cavities 11.

In short, when the connection pipe 1 is installed, the flange 2 is installed on the end ports of the left and right ends of the connection pipe 1, and the protrusion 21 is inserted into the insertion cavity 11 to seal the connection pipe at both ends.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. The utility model provides a water supply pressure detection device for water plant, its characterized in that, includes connecting pipe (1), ring flange (2) are installed respectively to both ends about connecting pipe (1), the through-hole has been seted up to the outer wall of connecting pipe (1), the through-hole embeds there is communicating pipe (3), axial displacement is provided with piston rod spare (4) in communicating pipe (3), communicating pipe (3) are located the one end in the connecting pipe (1) outside is provided with pipe cap (5), piston rod spare (4) are located in pipe cap (5).

2. The water supply pressure detection device for the water plant according to claim 1, wherein a limiting ring (31) is arranged on the inner wall of one end of the communicating pipe (3) close to the pipe cap (5), the limiting ring (31) divides the inside of the communicating pipe (3) into a first cavity and a second cavity from top to bottom, and the piston rod (4) is located in the second cavity.

3. The water supply pressure detection device for the water plant according to claim 2, wherein the piston rod member (4) comprises a piston block (41) and a guide rod (42), the guide rod (42) is installed at the center of the outer wall of one side of the piston block (41), the guide rod (42) is slidably arranged in a circular hole formed in the center of the limiting ring (31), and an identification plate (43) is arranged at one end of the guide rod (42) located in the first cavity.

4. The water supply pressure detecting device for the water plant as recited in claim 3, wherein a resisting spring (44) is arranged in the second cavity, and the resisting spring (44) is used for keeping the piston block (41) on a port of the second cavity opposite to one end of the first cavity.

5. The water supply pressure detection device for the water plant as recited in claim 1, wherein a gap is formed on the side wall of the pipe cap (5), a transparent plate (51) is arranged on the gap, and the transparent plate (51) is provided with scale marks.

6. The water supply pressure detecting device for the water plant as claimed in claim 1, wherein the outer wall of one side of the flange plate (2) is provided with a convex part (21), and the convex part (21) is covered with a rubber coat.

7. The water supply pressure detection device for the water plant as recited in claim 1, wherein the ports at the left and right ends of the connection pipe (1) are provided with an embedded cavity (11), and the bottom of the inner side of the embedded cavity (11) is provided with a sealing gasket (12).