CN217276150U

CN217276150U - Top cover-free quick-assembling differential pressure static level

Info

Publication number: CN217276150U
Application number: CN202220764413.7U
Authority: CN
Inventors: 杨绍荃; 马庆柱; 邓兵
Original assignee: SICHUAN JINMA TECHNOLOGY CO LTD
Current assignee: SICHUAN JINMA TECHNOLOGY CO LTD
Priority date: 2022-04-02
Filing date: 2022-04-02
Publication date: 2022-08-23
Anticipated expiration: 2032-04-02

Abstract

The utility model discloses a top-cover-free fast-assembling pressure difference static level, which comprises a core seat and a joint connected with the core seat, wherein the joint is connected with the core seat to form a liquid storage cavity, the liquid storage cavity is also communicated with a liquid inlet and a liquid outlet, when the core seat is processed, besides the same characteristics of the traditional core seat, only a plurality of connecting sections with a little length are processed and threads are turned, and a top cover (or an observation cover) is not required to be processed, and need not to process transparent observation plate, practice thrift the cost of manufacture in a large number, improve assembly efficiency, simplify assembly process, the design of stock solution chamber is trapezoidal cross-section or the arc cross-section for having the high point position, the bubble that the pre-installation produced or the regeneration bubble that uses the production can assemble at the high point position, along with the liquid flow discharge hydrostatic level of stock solution intracavity portion, can not be detained in the stock solution intracavity, the bubble that demonstrates through practice and produces can discharge in several seconds, avoid producing the condition appearance that the bubble influences measurement accuracy.

Description

Top cover-free quick-assembling differential pressure static level

Technical Field

The utility model relates to a vertical displacement or subside deformation check out test set technical field, especially relate to a do not have top cap formula fast-assembling pressure differential hydrostatic level.

Background

The differential pressure type static level mainly comprises a core seat 2, a top cover 10 (or an observation cover), a pressure core body, a circuit board, a bottom cover 1, an air inlet 9, an air outlet 8 and the like. The device is suitable for monitoring the vertical displacement or settlement deformation with higher requirements in the scenes of subway tunnels, buildings, dams, bridges, urban comprehensive pipe galleries, pavements and the like, and can accurately monitor the liquid level change of 0.01 mm.

Referring to fig. 1, need to process during production top cap 10 (or observe the lid), core print 2, bottom 1, and pressure core's assembly support piece's accessories such as, when the assembly, need to install pressure core and circuit board in advance in the installation cavity in core print 2, through a plurality of bolt fastener lock bottom 1, and top cap 10 needs components of a whole that can function independently processing, outside and core print 2's connecting portion are through a plurality of bolt fastener lock core print 2, top cap 10 center still need process one can supply the transparent observation board that the naked eye saw the inside condition of stock solution chamber 6, one more cooperation relation again when the assembly, the part quantity of processing is many and assembly efficiency is low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a do not have top cap formula fast-assembling pressure differential hydrostatic level to solve the problem that provides among the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme:

a top-cover-free quick-assembly differential pressure static level comprises a core print and a joint connected with the core print, wherein the joint is connected with the core print to form a liquid storage cavity, and the liquid storage cavity is also communicated with a liquid inlet and a liquid outlet.

The cross section of the core print seat is shaped like a Chinese character 'ji'.

The joint inner wall is provided with an internal thread, the core holder is provided with a connecting section, the outer wall of the connecting section is provided with an external thread, the internal thread is in threaded fit with the external thread, the joint is provided with a liquid outlet which is horizontal or is arranged upwards and is communicated with the liquid storage cavity, and the joint is also provided with a liquid inlet communicated with the liquid storage cavity.

The joint outer wall is provided with the external screw thread, is provided with the linkage segment on the core print, and the linkage segment inner wall is provided with the internal thread, external screw thread and interior screw-thread fit, be provided with the level on the joint or set up and with the liquid storage cavity intercommunication the liquid outlet, be provided with the inlet with the liquid storage cavity intercommunication on the core print.

The cross section of the communicating side of the liquid storage cavity and the liquid outlet is trapezoidal, a high point part is arranged at the short side end of the trapezoid, and the height of the communicating surface of the liquid outlet and the liquid storage cavity is higher than that of the communicating surface of the liquid inlet and the liquid storage cavity.

The cross section of the communicated side of the liquid storage cavity and the liquid outlet is arc-shaped, the highest point of the arc is a high point position, and the height of the communicated surface of the liquid outlet and the liquid storage cavity is higher than that of the communicated surface of the liquid inlet and the liquid storage cavity.

The utility model has the advantages that:

1. except the same characteristics of the existing core print, the core print only needs to process a connecting section with a bit of length and turn threads, a top cover (or an observation cover) does not need to be processed, a transparent observation plate does not need to be processed, the manufacturing cost is greatly saved, the assembly efficiency is improved, and the assembly process is simplified.

2. The design of stock solution chamber is for having the trapezoidal cross-section or the arc cross-section at high point position, and the bubble that the pre-installation produced or the regeneration bubble that uses the production can assemble at the high point position, along with the liquid flow discharge hydrostatic level appearance of stock solution intracavity portion, can not be detained at the stock solution intracavity, and the bubble that demonstrates the production through the practice can be discharged in several seconds, avoids producing the condition appearance that the bubble influences measurement accuracy.

Drawings

FIG. 1 is a schematic diagram of a prior art hydrostatic level;

fig. 2 is a schematic structural diagram of a first embodiment of the present invention;

fig. 3 is a schematic structural diagram of a second embodiment of the present invention.

In the figure, 1, a bottom cover; 2. a core print; 3. a joint; 4. a liquid outlet; 5. a liquid inlet; 6. a liquid storage cavity; 61. a first cavity; 62. a second cavity; 7. a connecting section; 8. an air outlet; 9. an air inlet; 10. and a top cover.

Detailed Description

The technical solution of the present invention is described in further detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the following description.

Example one

Referring to fig. 2, the top-cover-free fast-assembling differential pressure static level comprises a core print 2 and a connector 3 in threaded connection with the core print 2, wherein the connector 3 is connected with the core print 2 to form a liquid storage cavity 6, the liquid storage cavity 6 is further communicated with a liquid inlet 5 and a liquid outlet 4, and the cross section of the core print 2 is shaped like a Chinese character 'ji'.

Connect 3 inner walls to be provided with the internal thread, be provided with linkage segment 7 on the core print 2, linkage segment 7 outer wall is provided with the external screw thread, and internal thread and external screw thread screw-thread fit connect 3 to be provided with the level or set up and with the liquid outlet 4 of liquid storage chamber 6 intercommunication, still be provided with on the joint 3 with the inlet 5 of liquid storage chamber 6 intercommunication.

That is, the core print 2 is processed with the same characteristics as the existing core print 2, and only a few connecting sections 7 are needed to be processed and the thread is turned, and the top cover 10 (or the observation cover) is not needed to be processed, thereby greatly saving the manufacturing cost.

In the first embodiment, the liquid outlet 4 and the liquid inlet 5 are both disposed on the joint 3.

During preassembling, the connection between the connector 3 and the core print 2 can be completed only by screwing the whole connector 3, and meanwhile, the first cavity 61 inside the connector 3 and the second cavity 62 inside the core print 2 are combined to form the liquid storage cavity 6 of the level.

The cross section of the communicating side of the liquid storage cavity 6 and the liquid outlet 4 is trapezoidal, a high point part is arranged at the short side end of the trapezoid, and the height of the communicating surface of the liquid outlet 4 and the liquid storage cavity 6 is higher than that of the communicating surface of the liquid inlet 5 and the liquid storage cavity 6.

Liquid storage chamber 6 designs for trapezoidal cross-section, and the bubble that the pre-installation produced or the regeneration bubble that uses the production can assemble at the high point position, along with the liquid flow discharge hydrostatic level appearance of liquid storage chamber 6 inside, can not be detained in the liquid storage chamber, and the bubble that demonstrates the production through the practice can be discharged in several seconds, avoids the condition that the production bubble influences measurement accuracy to appear.

Example two

Please refer to fig. 3;

different from the first embodiment;

connect 3 outer walls to be provided with the external screw thread, be provided with linkage segment 7 on the core print 2, linkage segment 7 inner wall is provided with the internal thread, and external screw thread and internal thread screw-thread fit connect 3 to be provided with the level or set up and with the liquid outlet 4 of liquid storage chamber 6 intercommunication up, be provided with on the core print 2 with the inlet 5 of liquid storage chamber 6 intercommunication.

In the second embodiment, the liquid outlet 4 is arranged on the joint, and the liquid inlet 5 is arranged on the core holder 2.

The cross section of the communicating side of the liquid storage cavity 6 and the liquid outlet 4 is arc-shaped, the highest point of the arc shape is a high point position, and the height of the communicating surface of the liquid outlet 4 and the liquid storage cavity 6 is higher than that of the communicating surface of the liquid inlet 5 and the liquid storage cavity 6.

Similarly, the bubbles will be collected at the high point and discharged with the liquid flow.

The connection between the core print and the joint can be realized by welding or the like besides the threaded connection, which is not described herein.

The foregoing is illustrative of the preferred embodiments of the present invention, and it is to be understood that the invention is not limited to the precise forms disclosed herein, and that various other combinations, modifications, and environments may be resorted to, falling within the scope of the invention as defined by the appended claims. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.

Claims

1. The top-cover-free fast-assembling differential pressure static level is characterized by comprising a core base (2) and a connector (3) connected with the core base (2), wherein a liquid storage cavity (6) is formed after the connector (3) is connected with the core base (2), and a liquid inlet (5) and a liquid outlet (4) are also communicated on the liquid storage cavity (6).

2. The top-cover-free quick-assembling differential pressure static level gauge according to claim 1, wherein the cross-sectional shape of the core print (2) is a Chinese character 'ji'.

3. The top-cover-free fast-assembling differential pressure static level gauge according to claim 1, wherein the inner wall of the joint (3) is provided with an internal thread, the core holder (2) is provided with a connecting section (7), the outer wall of the connecting section (7) is provided with an external thread, the internal thread and the external thread are in threaded fit, the joint (3) is provided with a liquid outlet (4) which is horizontally or upwards arranged and communicated with the liquid storage cavity (6), and the joint (3) is further provided with a liquid inlet (5) communicated with the liquid storage cavity (6).

4. The top-cover-free fast-assembling differential pressure static level gauge according to claim 1, wherein the outer wall of the joint (3) is provided with an external thread, the core holder (2) is provided with a connecting section (7), the inner wall of the connecting section (7) is provided with an internal thread, the external thread and the internal thread are in threaded fit, the joint (3) is provided with a liquid outlet (4) which is horizontally or upwards arranged and communicated with the liquid storage cavity (6), and the core holder (2) is provided with a liquid inlet (5) communicated with the liquid storage cavity (6).

5. The top-cover-free fast-assembling pressure difference static level gauge as claimed in claim 1, wherein the cross section of the communication side of the liquid storage cavity (6) and the liquid outlet (4) is trapezoidal, a high point part is arranged at the short side end of the trapezoid, and the height of the communication surface of the liquid outlet (4) and the liquid storage cavity (6) is higher than that of the communication surface of the liquid inlet (5) and the liquid storage cavity (6).

6. The top-cover-free quick-assembling differential pressure static level gauge according to claim 1, wherein the cross section of the communication side of the liquid storage cavity (6) and the liquid outlet (4) is arc-shaped, the highest point of the arc is a high point part, and the height of the communication surface of the liquid outlet (4) and the liquid storage cavity (6) is higher than that of the communication surface of the liquid inlet (5) and the liquid storage cavity (6).