CN219416291U

CN219416291U - Anti-blocking wedge-shaped flowmeter

Info

Publication number: CN219416291U
Application number: CN202320821154.1U
Authority: CN
Inventors: 白元霞; 胡鹏飞; 吕红丽; 朱一超; 张亮
Original assignee: SHANDONG FEILONG INSTRUMENT CO LTD
Current assignee: SHANDONG FEILONG INSTRUMENT CO LTD
Priority date: 2023-04-14
Filing date: 2023-04-14
Publication date: 2023-07-25
Anticipated expiration: 2033-04-14

Abstract

The utility model discloses an anti-blocking wedge-shaped flowmeter, which comprises a shell, a connecting flange plate and a wedge-shaped pore plate, wherein a wear-resistant structure is arranged in the shell, a high-pressure taking port is fixed on one side of the top end of the shell, a low-pressure taking port is fixed on the other side of the top end of the shell, the mounting structure comprises a connecting seat, a limiting groove, a limiting block, a fixing bolt, a fixing seat, a sealing gasket and a mounting plate, the sealing gasket is fixed in the top end of the shell, and limiting grooves are formed in two sides of the top end of the fixing seat. According to the utility model, the fixing bolt is disassembled, and then the mounting plate is pulled upwards to drive the wedge-shaped pore plate to leave the inside of the shell, so that the wedge-shaped pore plate is disassembled and replaced, and the limiting block and the limiting groove limit the placing direction of the wedge-shaped pore plate, so that the convenient replacement function of the device is realized, the wedge-shaped pore plate is disassembled and replaced conveniently, the normal use of the device is ensured, and the functionality of the device is enhanced.

Description

Anti-blocking wedge-shaped flowmeter

Technical Field

The utility model relates to the technical field of wedge-shaped flow meters, in particular to an anti-blocking wedge-shaped flow meter.

Background

The wedge-shaped flowmeter is a novel throttling differential pressure type flow measuring instrument, can carry out high-precision flow measurement under the conditions of high viscosity, low Reynolds number, reynolds number and 500 and can be used fluid, and has incomparable advantages and irreplaceable effects in the flow measurement occasions with low flow speed, small flow and large pipe diameter;

the utility model discloses an improved wedge-shaped flowmeter, which comprises an outer shell, wherein a positive pressure taking port and a negative pressure taking port are arranged outside the shell, pressure taking flanges are fixedly arranged at the upper ends of the positive pressure taking port and the negative pressure taking port, a cavity is arranged inside the shell, a wedge-shaped throttling element with an included angle of 60 degrees is arranged in the cavity, the wedge-shaped throttling element is fixedly connected inside the shell, and the positive pressure taking port, the wedge-shaped throttling element and the negative pressure taking port are arranged on a straight line;

the prior technical proposal has the following defects: the device has the defect that is inconvenient to change the wedge orifice plate when using, contains the granule when measuring the velocity of flow of fluid soon or in the medium, and the wedge orifice plate causes the damage of structure under the long-time scouring, and the wedge orifice plate can receive the influence of corruption and erosion after long-time use simultaneously, influences the precision of device measurement, and in traditional device wedge orifice plate and casing welded fastening generally, leads to the staff to be inconvenient for overhauling the wedge orifice plate.

Disclosure of Invention

First, the technical problem to be solved

The utility model aims to provide an anti-blocking wedge-shaped flowmeter, which is used for solving the problems in the prior art.

(II) summary of the utility model

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides an anti-blocking wedge flowmeter, includes casing, flange dish and wedge orifice plate, the inside of casing is provided with wear-resisting structure, the inside top of casing is provided with the wedge orifice plate, and the top of wedge orifice plate is provided with mounting structure, the both sides of casing all are fixed with the flange dish, one side on casing top is fixed with high pressure and gets the pressure mouth, the opposite side on casing top is fixed with low pressure and gets the pressure mouth, mounting structure includes connecting seat, spacing groove, stopper, fixing bolt, fixing base, sealing gasket and mounting panel, sealing gasket is fixed in the inside on casing top, the spacing groove has all been seted up to the both sides on fixing base top.

Preferably, the inside on fixing base top is fixed with sealed pad, the top of fixing base is provided with the mounting panel, the inside of mounting panel is all inserted and is equipped with fixing bolt, the both sides of mounting panel bottom all are fixed with the stopper, the bottom mounting of mounting panel has the connecting seat. Through dismantling fixing bolt, immediately upwards pulling mounting panel drives the inside that wedge orifice plate left the casing, dismantle wedge orifice plate and change, stopper and spacing groove restriction wedge orifice plate put the direction.

Preferably, the outer side wall of the fixing bolt is provided with external threads, and the inside of the fixing seat is provided with internal threads matched with the external threads.

Preferably, the fixing seat and the shell are in a welding integrated structure, and the connecting seat extends to the inside of the shell and is connected with the wedge-shaped pore plate.

Preferably, the wear-resisting structure includes recess, ceramic lining and reinforcement muscle, the inside at the casing is all seted up to the recess, one side of recess is fixed with the ceramic lining, the inside of ceramic lining all is fixed with the reinforcement muscle. The inside of the device is not easy to wear through the ceramic lining, meanwhile, the toughness and the strength of the reinforcing ribs are increased by the reinforcing ribs, and the ceramic lining is firmly attached through the grooves.

Preferably, the reinforcing ribs are arranged in the ceramic lining in a plurality of groups, and the reinforcing ribs in the plurality of groups are distributed in the ceramic lining at equal intervals.

(III) beneficial effects

Compared with the prior art, the utility model has the beneficial effects that: the anti-blocking wedge-shaped flowmeter has the advantages that:

(1) The wedge-shaped pore plate is detached by detaching the fixing bolt, and then pulling the mounting plate upwards to drive the wedge-shaped pore plate to leave the inside of the shell, so that the wedge-shaped pore plate is detached and replaced, and the direction of placing the wedge-shaped pore plate is limited by the limiting block and the limiting groove, so that the convenient replacement function of the device is realized, the wedge-shaped pore plate is detached and replaced conveniently, the normal use of the device is ensured, and the functionality of the device is enhanced;

(2) The inside of the device is not easy to wear through the ceramic lining, the toughness and the strength of the reinforcing ribs are increased through the reinforcing ribs, and the ceramic lining is firmly attached through the grooves, so that the anti-scouring function of the device is realized, the wear resistance of the inside of the shell is improved, and the inner cavity of the shell is prevented from being thinned due to vortex scouring caused by the wedge-shaped pore plates.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic three-dimensional structure of the present utility model;

FIG. 2 is a schematic cross-sectional elevation view of the present utility model;

FIG. 3 is an enlarged partial cross-sectional view of the structure of FIG. 2A according to the present utility model;

fig. 4 is a schematic side view of a wear-resistant structure of the present utility model.

Reference numerals in the drawings illustrate: 1. a housing; 2. a connecting flange plate; 3. a high-pressure taking port; 4. a mounting structure; 401. a connecting seat; 402. a limit groove; 403. a limiting block; 404. a fixing bolt; 405. a fixing seat; 406. a sealing gasket; 407. a mounting plate; 5. a low-pressure taking port; 6. a wear resistant structure; 601. a groove; 602. a ceramic liner; 603. reinforcing ribs; 7. wedge-shaped orifice plates.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by one of ordinary skill in the art without inventive faculty, are intended to be within the scope of the present utility model, based on the embodiments of the present utility model.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Example 1

Referring to fig. 1-4, the anti-blocking wedge flowmeter provided by the utility model comprises a shell 1, a connecting flange 2 and a wedge-shaped pore plate 7, wherein a wear-resistant structure 6 is arranged in the shell 1, the wedge-shaped pore plate 7 is arranged at the top end of the inside of the shell 1, a mounting structure 4 is arranged at the top end of the wedge-shaped pore plate 7, the connecting flange 2 is fixed at both sides of the shell 1, a high-pressure taking port 3 is fixed at one side of the top end of the shell 1, a low-pressure taking port 5 is fixed at the other side of the top end of the shell 1, the mounting structure 4 comprises a connecting seat 401, a limiting groove 402, a limiting block 403, a fixing bolt 404, a fixing seat 405, a sealing gasket 406 and a mounting plate 407, the sealing gasket 406 is fixed in the inside of the top end of the shell 1, the limiting groove 402 is formed in both sides of the top end of the fixing seat 405, the mounting plate 407 is provided with the mounting plate 407, the fixing bolt 404 is inserted in the inside, the limiting block 403 is fixed at both sides of the bottom end of the mounting plate 407, the connecting seat 401 is provided with an external thread on the outer side wall of the fixing bolt 404, the inside of the fixing seat 405 is provided with an internal thread matched with the internal thread 401, and the internal thread 401 is connected with the shell 1 in a welded mode of the wedge-shaped pore plate 7, and the internal thread is connected with the wedge-shaped pore plate 7 in an integral structure.

The anti-blocking wedge-shaped flowmeter based on the first embodiment has the working principle that: the fixing bolt 404 is disassembled by rotating the fixing bolt 404, and then the mounting plate 407 is pulled upwards, so that the mounting plate 407 drives the wedge-shaped pore plate 7 to leave the inside of the shell 1 through the connecting seat 401, the wedge-shaped pore plate 7 is disassembled for replacement, the direction in which the wedge-shaped pore plate 7 is placed is limited by inserting the limiting block 403 into the limiting groove 402, and a gap between the mounting plate 407 and the fixing seat 405 is filled by the sealing gasket 406, so that water leakage is prevented.

Example two

The embodiment comprises the following steps: wear-resisting structure 6 includes recess 601, ceramic lining 602 and reinforcement muscle 603, and the inside at casing 1 is all offered to recess 601, and one side of recess 601 is fixed with ceramic lining 602, and the inside of ceramic lining 602 all is fixed with the reinforcement muscle 603, and reinforcement muscle 603 is provided with a plurality of groups in the inside of ceramic lining 602, and a plurality of groups of reinforcement muscle 603 are equidistant distribution in the inside of ceramic lining 602.

In this embodiment, the ceramic lining 602 is formed by dissolving alumina, so that the alumina is adhered to the inside of the casing 1 under the action of centrifugal force, and the ceramic lining 602 has good wear resistance, so that the inside of the device is not easy to wear, the toughness and strength of the reinforcing ribs 603 are increased through the reinforcing ribs 603, the reinforcing ribs 603 are prevented from being impacted and damaged, and the ceramic lining 602 is firmly adhered through the grooves 601.

The apparatus embodiments described above are merely illustrative, wherein the elements illustrated as separate elements may or may not be physically separate, and the elements shown as elements may or may not be physical elements, may be located in one place, or may be distributed over a plurality of network elements. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of this embodiment. Those of ordinary skill in the art will understand and implement the present utility model without undue burden.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. The utility model provides an anti-blocking wedge flowmeter, includes casing (1), flange dish (2) and wedge orifice plate (7), its characterized in that: the inside of casing (1) is provided with wear-resisting structure (6), the inside top of casing (1) is provided with wedge orifice plate (7), and the top of wedge orifice plate (7) is provided with mounting structure (4), the both sides of casing (1) all are fixed with flange dish (2), one side on casing (1) top is fixed with high pressure and gets pressure mouth (3), the opposite side on casing (1) top is fixed with low pressure and gets pressure mouth (5), mounting structure (4) are including connecting seat (401), spacing groove (402), stopper (403), fixing bolt (404), fixing base (405), sealed pad (406) and mounting panel (407), sealed pad (406) is fixed in the inside on casing (1) top, spacing groove (402) have all been seted up to the both sides on fixing base (405) top.

2. An anti-blocking wedge flowmeter according to claim 1, wherein: the inside on fixing base (405) top is fixed with sealed pad (406), the top of fixing base (405) is provided with mounting panel (407), the inside of mounting panel (407) is all inserted and is equipped with fixing bolt (404), both sides of mounting panel (407) bottom all are fixed with stopper (403), the bottom mounting of mounting panel (407) has connecting seat (401).

3. An anti-blocking wedge flowmeter according to claim 1, wherein: external threads are arranged on the outer side wall of the fixing bolt (404), and internal threads matched with the external threads are arranged inside the fixing seat (405).

4. An anti-blocking wedge flowmeter according to claim 1, wherein: the fixing seat (405) and the shell (1) are of a welding integrated structure, and the connecting seat (401) extends to the inside of the shell (1) and is connected with the wedge-shaped pore plate (7).

5. An anti-blocking wedge flowmeter according to claim 1, wherein: wear-resisting structure (6) are including recess (601), ceramic lining (602) and strengthening rib (603), the inside at casing (1) is all seted up to recess (601), one side of recess (601) is fixed with ceramic lining (602), the inside of ceramic lining (602) all is fixed with strengthening rib (603).

6. An anti-blocking wedge flowmeter according to claim 5, wherein: the reinforcing ribs (603) are arranged in the ceramic lining (602) in a plurality of groups, and the reinforcing ribs (603) in the plurality of groups are distributed in the ceramic lining (602) at equal intervals.