CN208187485U - A kind of cold-resistant flowmeter - Google Patents

Abstract

The utility model discloses a kind of cold-resistant flowmeters in flowmeter technology field, including flowmeter outer housing, flowmeter body pedestal and support iron ring, the left and right ends of the flowmeter outer housing are respectively equipped with flowmeter outlet and flowmeter import, the flowmeter body pedestal and support iron ring difference sealing welding are central at the top and bottom of the outer wall of flowmeter outer housing, run through on the flowmeter body pedestal and flowmeter outer housing and is plugged with metal hollow plug, the outer wall activity superposition of the metal hollow plug is socketed with retaining ring, retaining ring carries out external block, effectively strengthen the resistance to frost of flowmeter, metal hollow plug can be opened by only needing to extract rectangle pin shaft, low temperature resistant cone rubber set is cleaned, flowmeter very safe can be used under arctic weather, fixation between the device feature is simple, disassembly and installation It is convenient, it is practical.

Description

A kind of cold-resistant flowmeter

Technical field

The utility model relates to flowmeter technology field, specially a kind of cold-resistant flowmeter.

Background technique

Metering is industrial eyes, and flowmeter is one of the component part of measuring science technology, it and national economy, National defense construction, scientific research have close relationship.This work is carried out, to guarantee product quality, improves production efficiency, promotion section The development of technology all plays an important role, especially in energy crisis, industrial production automation degree is higher and higher works as In modern epoch, status of the flowmeter in national economy and effect are more obvious, however existing flowmeter is during use There are still some unreasonable factors, when in use, when the weather of severe cold arrives, flowmeter is in cold for existing flowmeter In use, it is very easy to damage under environment, the normal use of flowmeter is influenced, existing flowmeter when in use, is installed Mode is fixedly connected between component and component, is fixed up too cumbersome, and overhauls the trouble got up and also compared, therefore It needs to design a kind of flowmeter for being easy to open maintenance in actual production life, is based on this, the utility model devises a kind of anti- Cold current meter, to solve the above problems.

Utility model content

The purpose of this utility model is to provide a kind of cold-resistant flowmeters, to solve reality mentioned above in the background art The problem of designing a kind of flowmeter for being easy to open easy access is needed in production and living.

To achieve the above object, the utility model provides the following technical solutions: a kind of cold-resistant flowmeter, including outside flowmeter Shell, flowmeter body pedestal and support iron ring, the left and right ends of the flowmeter outer housing be respectively equipped with flowmeter outlet and Flowmeter import, the flowmeter body pedestal and support iron ring difference sealing welding at the top of the outer wall of flowmeter outer housing and Bottom center, through being plugged with metal hollow plug, the metal hollow on the flowmeter body pedestal and flowmeter outer housing The outer wall activity superposition of plug is socketed with retaining ring, and the top of the metal hollow plug inlays sealing by through-hole and is fixed with internal band table The bottom of the flowmeter meter of needle, the support iron ring is overlapped with rectangular block, and the outer wall front and back of iron ring is supported radially to be equipped with Sheared edge, the rectangular block are located between the opening of sheared edge, rear and front end inside and the metal hollow plug of the rectangular block By two groups of seizing wires connection of welding mutually knotting winding between before and after outer wall, and seizing wire runs through and sheared edge, institute It states through bull stick is fixed between on the outside of the rear and front end of rectangular block, the end face of the support iron ring is radially secure two groups of gears Bar, and the outer wall of the outer wall of bar and rectangular block overlaps；

The top of the flowmeter body pedestal and flowmeter outer housing, which is run through, is equipped with trapezoidal hole, the metal hollow plug Outer wall in the middle part of be welded with spacing collar, the outer wall lower part of the metal hollow plug is socketed with low temperature resistant cone rubber set, and resistance to low Warm cone rubber set cooperates grafting with trapezoidal hole, and the end face of the support iron ring is diametrically equipped with two groups of grooves, described The inner cavity of groove is fixedly welded with U-shaped seat, and the inner cavity of the U-shaped seat is vertically equipped with column, passes through between the column and U-shaped seat Square hole is connected through rectangle pin shaft, the top of the column is plugged with by the outer wall bottom of hinge and bar.

Preferably, the inside of the metal hollow plug is equipped with transmission gear.

Preferably, the upper and lower end face of the retaining ring is equipped with frosting.

Preferably, the lower surface of the rectangular block is equipped with idler wheel.

Preferably, the outer wall of the low temperature resistant cone rubber set is coated with thermal insulation film.

Compared with prior art, the utility model has the beneficial effects that low temperature resistant taper of the utility model using setting Rubber sleeve is sealed, and retaining ring carries out outside and blocks, and effectively strengthens the resistance to frost of flowmeter, it is only necessary to extract rectangular pin Axis, that is, openable metal hollow plug cleans low temperature resistant cone rubber set, makes flowmeter very safe cold It is used under weather, the fixation between the device feature is simple, and disassembly and installation is convenient, practical.

Detailed description of the invention

In order to illustrate more clearly of the technical solution of the utility model embodiment, make required for being described below to embodiment Attached drawing is briefly described, it should be apparent that, the drawings in the following description are merely some embodiments of the present invention, For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings Other attached drawings.

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is flowmeter outer housing cross-sectional view in Fig. 1；

Fig. 3 is Fig. 1 bottom view.

In attached drawing, parts list represented by the reference numerals are as follows:

1- flowmeter outer housing, 2- flowmeter body pedestal, 3- support iron ring, 4- flowmeter outlet, 5- flowmeter import, 6- metal hollow plug, 7- retaining ring, 8- flowmeter meter, 9- rectangular block, 10- sheared edge, 11- seizing wire, 12- bull stick, 13- gear Bar, 14- trapezoidal hole, 300- groove, 301-U type seat, 302- column, 303- rectangle pin shaft, 600- spacing collar, 601- are low temperature resistant Cone rubber set.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts All other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of cold-resistant flowmeter, including flowmeter shell Body 1, flowmeter body pedestal 2 and support iron ring 3, the left and right ends of flowmeter outer housing 1 are respectively equipped with flowmeter outlet 4 and stream Meter import 5, flowmeter body pedestal 2 and support iron ring 3 distinguish sealing welding at the top of the outer wall of flowmeter outer housing 1 and bottom Portion is central, runs through on flowmeter body pedestal 2 and flowmeter outer housing 1 and is plugged with metal hollow plug 6, outside metal hollow plug 6 Wall activity superposition is socketed with retaining ring 7, and the top of metal hollow plug 6 inlays sealing by through-hole and is fixed with the internal flow with indicator Gauge outfit 8 is counted, the bottom of support iron ring 3 is overlapped with rectangular block 9, and the outer wall front and back of iron ring 3 is supported radially to be equipped with sheared edge 10, Rectangular block 9 is located between the opening of sheared edge 10, on the inside of the rear and front end of the rectangular block 9 and outer wall front and back of metal hollow plug 6 Between by welding mutually knot winding two groups of seizing wires 11 connection, and seizing wire 11 run through and sheared edge 10, rectangular block 9 Rear and front end on the outside of between through bull stick 12 is fixed with, support the end face of iron ring 3 is radially secure to have two groups of bars 13, and keep off The outer wall of bar 13 and the outer wall of rectangular block 9 overlap；

The top of flowmeter body pedestal 2 and flowmeter outer housing 1, which is run through, is equipped with trapezoidal hole 14, metal hollow plug 6 Spacing collar 600 is welded in the middle part of outer wall, the outer wall lower part of metal hollow plug 6 is socketed with low temperature resistant cone rubber set 601, and resistance to low Warm cone rubber set 601 cooperates grafting with trapezoidal hole 14, and the end face of support iron ring 3 is diametrically equipped with two groups of grooves 300, The inner cavity of groove 300 is fixedly welded with U-shaped seat 301, and the inner cavity of U-shaped seat 301 is vertically equipped with column 302, column 302 and U-shaped seat The outer wall bottom of hinge and bar 13 is passed through through rectangle pin shaft 303, the top of column 302 is plugged with by square hole between 301 Connection.

Wherein, the inside of metal hollow plug 6 is equipped with transmission gear, and the upper and lower end face of retaining ring 7 is equipped with frosting, improves close The lower surface of Feng Xing, rectangular block 9 are equipped with idler wheel, reduce frictional resistance, and the outer wall of low temperature resistant cone rubber set 601 is coated with heat-insulated Film extends the caoutchouc elasticity service life.

One concrete application of the present embodiment are as follows: by the way that flowmeter outer housing 1 is arranged to hollow form, flowmeter outlet 4 It is spirally connected with flowmeter import 5 with pipeline, since the outer wall bottom of bar 13 is connect by hinge with the top of column 302, bar 13 have unidirectional restriction effect, one-directionally rotate rectangular block 9 on support iron ring 3 using bull stick 12, and bar 13 is turning to When horizontal position, outer wall is lower than the end face of groove 300, and two groups of seizing wires 11 are wound knotting, band when rectangular block 9 rotates Dynamic metal hollow plug 6 and low temperature resistant cone rubber set 601 are mobile to 14 inner cavity of trapezoidal hole, carry out stoppering sealing, 7 basis of retaining ring The distance between metal hollow plug 6 and flowmeter body pedestal 2 are selected, and overhaul or replace low temperature resistant taper when needing to open When rubber sleeve 601, rectangle pin shaft 303 to be extracted, separates column 302 with U-shaped seat 301, bar 13 is separated with 9 outer wall of rectangular block, Revolution bull stick 12 can unclamp seizing wire 11, and fluid enters from flowmeter import 5, flow out from flowmeter outlet 4, fluid When by flowmeter 1 inside of outer housing, internal detection part detects the flow velocity of fluid, then sets inside metal hollow plug 6 The transmission gear transmission set, is shown by the indicator being arranged inside flowmeter meter 8 later.

In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one of the utility model In embodiment or example.In the present specification, schematic expression of the above terms be not necessarily referring to identical embodiment or Example.Moreover, particular features, structures, materials, or characteristics described can be in any one or more embodiment or examples In can be combined in any suitable manner.

The preferred embodiment in the utility model disclosed above is only intended to help to illustrate the utility model.Preferred embodiment is simultaneously There is no the details that detailed descriptionthe is all, does not limit the invention to the specific embodiments described.Obviously, according to this specification Content, can make many modifications and variations.These embodiments are chosen and specifically described to this specification, be in order to preferably explain The principles of the present invention and practical application, so that skilled artisan be enable to better understand and utilize this practical It is novel.The utility model is limited only by the claims and their full scope and equivalents.

Claims (5)

1. a kind of cold-resistant flowmeter, including flowmeter outer housing (1), flowmeter body pedestal (2) and support iron ring (3), special Sign is: the left and right ends of the flowmeter outer housing (1) are respectively equipped with flowmeter outlet (4) and flowmeter import (5), described Flowmeter body pedestal (2) and support iron ring (3) difference sealing welding are in the outer wall top and bottom of flowmeter outer housing (1) It entreats, through being plugged with metal hollow plug (6) on the flowmeter body pedestal (2) and flowmeter outer housing (1), the metal is empty The outer wall activity superposition of heart plug (6) is socketed with retaining ring (7), and sealing is inlayed admittedly by through-hole in the top of the metal hollow plug (6) Surely there is the internal flowmeter meter (8) with indicator, the bottom of support iron ring (3) is overlapped with rectangular block (9), and supports iron ring (3) sheared edge (10) radially are equipped with before and after outer wall, the rectangular block (9) is located between the opening of sheared edge (10), described Pass through mutual two wound that knot of welding on the inside of the rear and front end of rectangular block (9) between the outer wall of metal hollow plug (6) front and back Group seizing wire (11) connection, and seizing wire (11) runs through and sheared edge (10), the rear and front end outside of the rectangular block (9) Between through being fixed with bull stick (12), the end face of support iron ring (3) is radially secure two groups of bars (13), and bar (13) outer wall of outer wall and rectangular block (9) overlaps；

The top of the flowmeter body pedestal (2) and flowmeter outer housing (1), which is run through, is equipped with trapezoidal hole (14), the metal It is welded with spacing collar (600) in the middle part of the outer wall of hollow plug (6), the outer wall lower part of the metal hollow plug (6) is socketed with low temperature resistant Cone rubber set (601), and low temperature resistant cone rubber set (601) and trapezoidal hole (14) cooperate grafting, the support iron ring (3) End face be diametrically equipped with two groups of grooves (300), the inner cavity of the groove (300) is fixedly welded with U-shaped seat (301), institute The inner cavity for stating U-shaped seat (301) is vertically equipped with column (302), is run through between the column (302) and U-shaped seat (301) by square hole It is plugged with rectangle pin shaft (303), the top of the column (302) is connect by hinge with the outer wall bottom of bar (13).

2. a kind of cold-resistant flowmeter according to claim 1, it is characterised in that: the inside of the metal hollow plug (6) is set There is transmission gear.

3. a kind of cold-resistant flowmeter according to claim 1, it is characterised in that: the upper and lower end face of the retaining ring (7) is all provided with There is frosting.

4. a kind of cold-resistant flowmeter according to claim 1, it is characterised in that: the lower surface of the rectangular block (9) is equipped with Idler wheel.

5. a kind of cold-resistant flowmeter according to claim 1, it is characterised in that: the low temperature resistant cone rubber set (601) Outer wall be coated with thermal insulation film.