CN207703371U - A kind of and matching used valve of calorimeter - Google Patents

Abstract

The utility model belongs to metrical instrument auxiliary device technical field, more particularly to a kind of and matching used valve of calorimeter.Include pipeline, ball valve, primary filter and high efficiency particulate air filter with the matching used valve of calorimeter；Primary filter includes holder and strainer；Holder is connected with the side wall of pipeline；Strainer is connected with holder, and in the inner cavity of pipeline；High efficiency particulate air filter includes shell, filter core and partition board；Shell is connected with the side wall of pipeline；Filter core is located in shell, and the inner cavity of shell is divided into water cavity and water outlet cavity；Partition board is connected with the lateral wall of shell, and positioned at pipeline inner cavity in, and by pipeline be divided into it is mutually independent to water chamber and draining cavity；Cavity of intaking is penetrated through with to water chamber, and water outlet cavity is penetrated through with the draining cavity.The valve can be in filtered water stream impurity and iron filings, protect the precise part of calorimeter not to be blocked or damage, improve the measuring accuracy of calorimeter, extend the service life of calorimeter.

Description

A kind of and matching used valve of calorimeter

Technical field

The utility model belongs to metrical instrument auxiliary device technical field, more particularly to a kind of matching used with calorimeter Valve.

Background technology

Calorimeter is the instrument for calculating heat, is used primarily on heat supplying pipeline, wide in the northern area application of very cold It is general.At present using it is more be ultrasonic calorimeter, measure flow by measuring the spread speed of ultrasonic wave in a fluid, The temperature difference of inlet and outlet is measured simultaneously, then calculates flow and the temperature difference to obtain calorie value.Ultrasonic heat Scale is a kind of integration product based on microprocessor and high-precision sensor, with other users gauge table such as water meter phase Than structure is more complicated, precision higher.

Water quality inferiority in heat supplying pipeline at present, contains a large amount of impurities in flow and iron filings, is easy in the accurate portion of calorimeter Fouling is precipitated at part, influences measuring accuracy, or even calorimeter is caused to block or damage.To solve the problems, such as this, in the prior art often Using two methods：One is calorimeter is set to dismantled and assembled form, but its structure is complex, and live disassembling operations are difficult, and And the measuring accuracy of calorimeter may be influenced, and it needs to examine and determine calorimeter again, it is time-consuming and laborious.Another kind is in heating equipment It installs water treatment facilities additional, improves heat supply water quality, but since system water is big, cause big energy loss amount, equipment cost and operation Of high cost, and the delivery pipe line length between steam power plant to user, hot water flush pipe trackside wall in flow process can will be defeated It send the impurity and iron filings of accumulation on pipeline to wash away, also results in flow and contain a large amount of impurities.

Utility model content

In view of this, the utility model embodiment provides a kind of and matching used valve of calorimeter, drainage can be crossed Impurity in stream and iron filings improve the measuring accuracy of calorimeter, extend the service life of calorimeter.

In order to achieve the above objectives, technical solution used by the utility model is：

A kind of and matching used valve of calorimeter, including：

Pipeline；

Ball valve on the pipeline is set；

Primary filter, including holder and strainer；The holder is connected with the side wall of the pipeline；The strainer with it is described Holder is connected, and in the inner cavity of the pipeline；With

High efficiency particulate air filter, including hollow shell, hollow filter core and partition board；The side wall phase of the shell and the pipeline Even；The filter core is located in the inner cavity of the shell, and the inner cavity of the shell is divided into water cavity and water outlet cavity；It is described Partition board is connected with the lateral wall of the shell, and in the inner cavity of the pipeline, and the inner cavity of the pipeline is divided into mutually It is independent to give water chamber and draining cavity；The water inlet cavity connects with described to water chamber, and the water outlet cavity and institute Draining cavity is stated to connect.

Further, the pipeline is horizontally disposed；In the vertical direction, the side wall on the top of the pipeline is equipped with installation Hole；The holder is vertically arranged, and bottom end is consistent with the shape of the mounting hole, and is extended in the inner cavity of the pipeline；

The strainer is cylindrical, and diameter is consistent with the internal diameter of the pipeline, and the axis weight of axis and the pipeline It closes.

Further, the mounting hole is projected as semicircular arc in perpendicular；

In the vertical direction, the bottom surface of the holder is equipped with groove；The strainer is adapted with the groove.

Further, in the vertical direction, the side wall of the lower part of the pipeline is equipped with limit hole；

The strainer is equipped with gag lever post；The gag lever post is adapted with the limit hole.

Further, the shell and the filter core are cylindrical, and are coaxially disposed；

The shell includes：

Side plate；

In circular bottom plate；In the vertical direction, the bottom plate is located at the bottom end of the side plate, and with the side plate and The cartridge seal connection；With

Head cover, is located at the top of the side plate in the vertical direction, and is connect with the side plate and the cartridge seal；

The madial wall of the filter core, the bottom plate and the head cover, which enclose, is set as the water inlet cavity；The side plate, the filter The lateral wall of core, the bottom plate and the head cover, which enclose, is set as the water outlet cavity.

Further, the side plate is equipped with apopore；

The shell is obliquely installed, and the centre bore on the bottom plate is given positioned at described in water chamber, and the apopore In the drainage cavity body.

Further, in the vertical direction, the bottom surface of the head cover is equipped with circular baffle ring；The madial wall of the baffle ring It is abutted against with the lateral wall of the filter core, and the lateral wall of the baffle ring is threadedly coupled with the madial wall of the side plate；

In the vertical direction, the top surface of the head cover is equipped with clamping screw.

Further, the high efficiency particulate air filter further includes the magnetic attracting device for drawing iron filings；The magnetic attracting device is located at In the inner cavity of the filter core, and it is fixedly connected with the head cover.

Further, the magnetic attracting device is cylindrical, and side wall is equipped with multiple limbers.

Further, the described and matching used valve of calorimeter further includes differential pressure indicator；Two probes of the differential pressure indicator It is located at the discharge ends of the water inlet end and the high efficiency particulate air filter of the primary filter.

By adopting the above-described technical solution, the technological progress that the utility model obtains is：

The break-make of ball valve control piper and the uninterrupted of fluid.Strainer is located in the inner cavity of pipeline, for filtering stream The larger sandstone of grain size, impurity and iron filings, holder are connected with the side wall of pipeline in body, are used to support and fix strainer.

Partition board is located in the inner cavity of pipeline, and by pipeline be divided into it is mutually independent to water chamber and draining cavity.Filter core position It is divided into water cavity and water outlet cavity in shell, and by the inner cavity of shell.It connects to water chamber and water inlet cavity, drainage cavity Body connects with water outlet cavity.Fluid in pipeline flows into water inlet cavity along to water chamber, and it is smaller to fall grain size by filter element filtering Enter water chamber body after sandstone, impurity and iron filings, then is flowed into the calorimeter in downstream through draining cavity.

It is using advantageous effect caused by above-mentioned technical proposal：In this programme with the matching used valve energy of calorimeter Impurity and iron filings in enough filtered water streams protect the precise part of calorimeter not to be blocked or damage, improve the metering of calorimeter Precision extends the service life of calorimeter.

Description of the drawings

It is required in being described below to embodiment in order to illustrate more clearly of the technical scheme in the embodiment of the utility model Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the utility model Example is applied, it for those of ordinary skill in the art, without having to pay creative labor, can also be attached according to these Figure obtains other attached drawings.

Fig. 1 is the schematic diagram for the valve that the utility model embodiment provides；

Fig. 2 is the installation diagram for the primary filter that the utility model embodiment provides；

Fig. 3 is the partial structural diagram for the pipeline that the utility model embodiment provides；

Fig. 4 is the schematic diagram for the holder that the utility model embodiment provides；

Fig. 5 is the schematic diagram for the high efficiency particulate air filter that the utility model embodiment provides；

Fig. 6 is another angle schematic diagram for the high efficiency particulate air filter that the utility model embodiment provides；

Fig. 7 is the assembling schematic diagram for the high efficiency particulate air filter that the utility model embodiment provides.

Reference sign：

10- pipelines, 11- mounting holes, 12- limit holes, 20- ball valves, 30- primary filters, 31- holders, 311- grooves, 32- strainers, 321- gag lever posts, 40- high efficiency particulate air filters, 411- side plates, 4111- apopores, 412- bottom plates, 413- head covers, 4131- Baffle ring, 42- filter cores, 43- partition boards, 44- magnetic attracting devices.

Specific implementation mode

In being described below, for illustration and not for limitation, it is proposed that such as tool of particular system structure, technology etc Body details, to understand thoroughly the utility model embodiment.However, it will be clear to one skilled in the art that there is no these The utility model can also be realized in the other embodiments of detail.In other situations, omit to well-known system, The detailed description of apparatus, circuit and method, in case unnecessary details interferes the description of the utility model.

In order to illustrate technical solution described in the utility model, illustrated below by specific embodiment.

The utility model embodiment provides a kind of and matching used valve of calorimeter, in conjunction with shown in Fig. 1, with calorimeter Ball valve 20, primary filter 30 and the high efficiency particulate air filter 40 that matching used valve includes pipeline 10, is arranged on pipeline 10.Knot It closes shown in Fig. 2, primary filter 30 includes holder 31 and strainer 32.Holder 31 is connected with the side wall of pipeline 10.Strainer 32 and branch Frame 31 is connected, and in the inner cavity of pipeline 10.In conjunction with shown in Fig. 5, Fig. 6 and Fig. 7, high efficiency particulate air filter 40 includes hollow shell Body, hollow filter core 42 and partition board 43.The shell is connected with the side wall of pipeline 10.Filter core 42 is located at the inner cavity of the shell In, and the inner cavity of the shell is divided into water cavity and water outlet cavity.Partition board 43 is connected with the lateral wall of the shell, and position In the inner cavity of pipeline 10, and by the inner cavity of pipeline 10 be divided into it is mutually independent to water chamber and draining cavity.The intake antrum Body connects with described to water chamber, and the water outlet cavity connects with the draining cavity.

The break-make of 20 control piper 10 of ball valve and the uninterrupted of fluid.Strainer 32 is located in the inner cavity of pipeline 10, uses In filtering sandstone, impurity and the iron filings that grain size is larger in fluid, holder 31 is connected with the side wall of pipeline 10, is used to support and fixes Strainer 32.

Partition board 43 is located in the inner cavity of pipeline 10, and pipeline 10 is divided to be mutually independent to water chamber and draining cavity. Filter core 42 is located in shell, and the inner cavity of shell is divided into water cavity and water outlet cavity.It is mutually passed through to water chamber and water inlet cavity Logical, draining cavity connects with water outlet cavity.Fluid in pipeline 10 flows into water inlet cavity along to water chamber, is filtered by filter core 42 Enter water chamber body after falling the smaller sandstone of grain size, impurity and iron filings, then is flowed into the calorimeter in downstream through draining cavity.

Specifically, on the flow direction of fluid, primary filter 30 is located at the downstream of ball valve 20, high efficiency particulate air filter 40 In the downstream of primary filter 30.Once ball valve 20 is opened, there is fluid in pipeline 10 when flowing, fluid must be passed through first and just be imitated After the filtering of filter 30 and high efficiency particulate air filter 40, the calorimeter in downstream could be flowed into, to play the role of protecting calorimeter.

As a kind of embodiment, in conjunction with shown in Fig. 2, pipeline 10 is horizontally disposed.In the vertical direction, the top of pipeline 10 Side wall is equipped with mounting hole 11.Holder 31 is vertically arranged, and bottom end is consistent with the shape of mounting hole 11, and extends to pipeline 10 In inner cavity.Strainer 32 is cylindrical, and diameter is consistent with the internal diameter of pipeline 10, and axis is overlapped with the axis of pipeline 10.

Strainer 32 is coaxially disposed and is tightly connected with pipeline 10, it is ensured that and the fluid in pipeline 10 passes completely through strainer 32, from And impurity and iron filings in flow is made to be filtered.The bottom end of holder 31 passes through mounting hole 11, stretches into the inner cavity of pipeline 10, with Strainer 32 is fixedly connected, and plays the role of supporting and fixing to strainer 32.Preferably, sealing is equipped between holder 31 and mounting hole 11 Item.

In the present embodiment, in conjunction with shown in Fig. 2 and Fig. 4, mounting hole 11 is projected as semicircular arc in perpendicular, and props up The bottom end of frame 31 is consistent with the shape of mounting hole 11, therefore the bottom end of holder 31 is semicircle.After when one section, by holder 31 are drawn upwardly out from mounting hole 11, you can band electric filter 32 takes out from pipeline 10, cleans or replaces.Due in flow Impurity and iron filings be deposited in strainer 32, therefore strainer 32 will be cleaned or replaced at regular intervals, in order to avoid filter Net 32 blocks so that the flow of fluid reduces.

In the vertical direction, the bottom surface of holder 31 is equipped with groove 311.Strainer 32 is adapted with groove 311.Holder 31 with Strainer 32 is fixedly connected, and viscous be adhered may be used and connect, be bolted, riveting, in the present embodiment, set on the bottom surface of holder 31 Groove 311 is set, strainer 32 is connected in groove 311.Groove 311 plays fixed and position-limiting action to strainer 32, avoids in water Under stream impact, strainer 32 shakes.Specifically, the shape of groove 311 is consistent with the shape of the bottom end of holder 31, putting down vertically Projection in face is in semicircular arc.

In the present embodiment, in conjunction with shown in Fig. 2 and Fig. 3, in the vertical direction, the side wall of the lower part of pipeline 10 is equipped with limit Hole 12.Strainer 32 is equipped with gag lever post 321.Gag lever post 321 is adapted with limit hole 12.When installation, strainer 32 is inserted into pipeline 10 After interior, gag lever post 321 is inserted into limit hole 12.The top of strainer 32 is fixed by groove 311, and lower part is solid by gag lever post 321 It is fixed, therefore what can be stablized is mounted in pipeline 10, even if by water impact, will not shake.

As a kind of embodiment, in conjunction with shown in Fig. 7, the shell and filter core 42 are cylindrical, and are coaxially disposed.It is described Shell includes side plate 411, in circular bottom plate 412 and head cover 413.In the vertical direction, bottom plate 412 is located at side plate 411 Bottom end, and be tightly connected with side plate 411 and filter core 42.Head cover 413 is located at the top of side plate 411, and and side in the vertical direction Plate 411 and filter core 42 are tightly connected.Madial wall, bottom plate 412 and the head cover 413 of filter core 42, which enclose, is set as the water inlet cavity.Side plate 411, the lateral wall of filter core 42, bottom plate 412 and head cover 413, which enclose, is set as the water outlet cavity.

The diameter of filter core 42 is less than the diameter of shell.In the axial direction, the bottom of the bottom end of filter core 42 and side plate 411 End is tightly connected with bottom plate 412, and the top of filter core 42 is tightly connected with head cover 413 with the top of side plate 411, therefore filter core 42 madial wall, bottom plate 411 and head cover 413 forms a cavity, that is, cavity of intaking, and because bottom plate 413 is in annular shape, therefore Center hole on bottom plate 412 is the water inlet of water inlet cavity.

The madial wall of side plate 411, the lateral wall of filter core 42, bottom plate 412 and head cover 413, which enclose, is set as a cavity, that is, is discharged Cavity.Flow is flowed into from the center hole of bottom plate 412 in intake antrum body, passes through filter core 42, into water outlet cavity, wherein water During across filter core 42, impurity and iron filings are filtered stream.Specifically, the aperture of filter core 42 is less than the hole of strainer 32 Diameter.Strainer 32 is the first time filtering to flow, and the larger sandstone of grain size, impurity and iron dust filtration are fallen, filter core 42 is extended Service life.Filter core 42 is second of filtering to flow, and the smaller impurity of grain size, iron filings etc. are filtered out, flow is purified.

In the present embodiment, in conjunction with shown in Fig. 5 and Fig. 6, side plate 411 is equipped with apopore 4111.The shell is obliquely installed, And the centre bore on bottom plate 412 is given positioned at described in water chamber, and apopore 4111 is located in the drainage cavity body.To water chamber The centre bore that interior water flows through bottom plate 412 flows into intake antrum body, enters water chamber body after passing through filter core 42, then through apopore 4111 flow into drainage cavity body, eventually flow to the calorimeter in downstream.Shell is obliquely installed, and is formed Y-shaped structure with pipeline 10, is convenient for Processing.

Specifically, in conjunction with shown in Fig. 7, in the vertical direction, the bottom surface of head cover 413 is equipped with circular baffle ring 4131.Gear The lateral wall of the madial wall and filter core 42 of circle 4131 abuts against, and the madial wall screw thread of the lateral wall of baffle ring 4131 and side plate 411 Connection.In the vertical direction, the top surface of head cover 413 is equipped with clamping screw.

In the vertical direction, baffle ring 4131 is located at the top of filter core 42, and position-limiting action, the bottom of filter core 42 are played to filter core 42 End is abutted against with bottom plate 412, therefore what filter core 42 can be firm is fixed in shell.The lateral wall of baffle ring 4131 and side plate 411 Madial wall be threadedly coupled, it is easy to disassemble.When seated, filter core 42 is inserted into the cavity of side plate 411, then baffle ring 4131 is blocked Then baffle ring 4131 is tightened on the firmly top of filter core 42.When dismounting, baffle ring 4131 is unscrewed, you can take out filter core 42.

Impurity, iron filings in flow are deposited on filter core 42, to avoid filter core 42 from blocking, will will be filtered at regular intervals Core 42, which disassembles, to be cleaned or replaced.Clamping screw is set on head cover 413, and tool easy to use is screwed.

In the present embodiment, in conjunction with shown in Fig. 7, high efficiency particulate air filter 40 further includes the magnetic attracting device 44 for drawing iron filings.Magnetic It inhales device 44 to be located in the inner cavity of filter core 42, and is fixedly connected with head cover 413.The top of magnetic attracting device 44 is fixed with head cover 413 Connection, bottom end extends into the cavity of filter core 42, i.e., in intake antrum body.

Heating pipeline is generally iron pipe, and iron rust is will produce after long-time service, and the raw water in pipeline 10 washes away tube wall, can be by iron Rust, which washes away, gets off to be formed the iron filings that particle size differs.For powdered iron filings, filter core 42 can not filter, but the part iron filings It can accumulate in calorimeter, influence the performance of the precise part of calorimeter, therefore magnetic attracting device 44 is set and draws the part iron filings. Specifically, magnetic attracting device 44 is magnet.

Specifically, in conjunction with shown in Fig. 7, magnetic attracting device 44 is cylindrical, compared to cylindric, cylindric magnetic attracting device 44 Big with the contact area of flow, the ability for drawing iron filings is strong.The side wall of magnetic attracting device 44 is equipped with multiple limbers, is convenient for magnetic Water flowing in the cavity of device 44.

Further include differential pressure indicator with the matching used valve of calorimeter as a kind of embodiment.Two spies of the differential pressure indicator Head is located at the discharge ends of the water inlet end and high efficiency particulate air filter 40 of primary filter 30.Along the flow direction of flow, it is located at One end of the upstream of primary filter 30 is water inlet end, and the one end for being located at the downstream of high efficiency particulate air filter 40 is discharge ends.

Differential pressure indicator is used to measure the pressure difference between the water inlet end of primary filter 30 and the discharge ends of high efficiency particulate air filter 40, i.e., Measure the pressure difference of strainer 32 and filter core 42.When the reading of differential pressure indicator is more than setting numerical value, illustrate that strainer 32 or filter core 42 occur It blocks, should strainer 32 and filter core 42 be disassembled and be cleaned or replaced at this time.

Impurity and iron filings that can be in filtered water stream with the matching used valve of calorimeter in this programme, protect calorimeter Precise part is not blocked or damages, and improves the measuring accuracy of calorimeter, extends the service life of calorimeter.And 32 He of strainer Filter core 42 is easy to disassemble, and differential pressure indicator also allows for observing, and for each user, can be convenient to use and operate, It is time saving and energy saving.

Embodiment described above is only to illustrate the technical solution of the utility model, rather than its limitations；Although with reference to before Embodiment is stated the utility model is described in detail, it will be understood by those of ordinary skill in the art that：It still can be with Technical scheme described in the above embodiments is modified or equivalent replacement of some of the technical features；And These modifications or replacements, the spirit for various embodiments of the utility model technical solution that it does not separate the essence of the corresponding technical solution And range, it should be included within the scope of protection of this utility model.

Claims (10)

1. a kind of and matching used valve of calorimeter, which is characterized in that including：

Pipeline；

Ball valve on the pipeline is set；

Primary filter, including holder and strainer；The holder is connected with the side wall of the pipeline；The strainer and the holder It is connected, and in the inner cavity of the pipeline；With

High efficiency particulate air filter, including hollow shell, hollow filter core and partition board；The shell is connected with the side wall of the pipeline； The filter core is located in the inner cavity of the shell, and the inner cavity of the shell is divided into water cavity and water outlet cavity；It is described every Plate is connected with the lateral wall of the shell, and in the inner cavity of the pipeline, and the inner cavity of the pipeline is divided into mutually solely Vertical gives water chamber and draining cavity；The water inlet cavity connects with described to water chamber, and the water outlet cavity with it is described Draining cavity connects.

2. the according to claim 1 and matching used valve of calorimeter, it is characterised in that：The pipeline is horizontally disposed； In the vertical direction, the side wall on the top of the pipeline is equipped with mounting hole；The holder is vertically arranged, and bottom end and the peace The shape for filling hole is consistent, and extends in the inner cavity of the pipeline；

The strainer is cylindrical, and diameter is consistent with the internal diameter of the pipeline, and axis is overlapped with the axis of the pipeline.

3. the according to claim 2 and matching used valve of calorimeter, it is characterised in that：The mounting hole is being put down vertically Orthographic projection in face is semicircular arc；

In the vertical direction, the bottom surface of the holder is equipped with groove；The strainer is adapted with the groove.

4. the according to claim 3 and matching used valve of calorimeter, it is characterised in that：In the vertical direction, described The side wall of the lower part of pipeline is equipped with limit hole；

The strainer is equipped with gag lever post；The gag lever post is adapted with the limit hole.

5. the according to claim 1 and matching used valve of calorimeter, it is characterised in that：The shell and the filter core It is cylindrical, and be coaxially disposed；

The shell includes：

Side plate；

In circular bottom plate；In the vertical direction, the bottom plate is located at the bottom end of the side plate, and with the side plate and described Cartridge seal connects；With

Head cover, is located at the top of the side plate in the vertical direction, and is connect with the side plate and the cartridge seal；

The madial wall of the filter core, the bottom plate and the head cover, which enclose, is set as the water inlet cavity；The side plate, the filter core Lateral wall, the bottom plate and the head cover, which enclose, is set as the water outlet cavity.

6. the according to claim 5 and matching used valve of calorimeter, it is characterised in that：The side plate is equipped with water outlet Hole；

The shell is obliquely installed, and the centre bore on the bottom plate is given positioned at described in water chamber, and the apopore is located at In the drainage cavity body.

7. the according to claim 6 and matching used valve of calorimeter, it is characterised in that：In the vertical direction, described The bottom surface of head cover is equipped with circular baffle ring；The madial wall of the baffle ring and the lateral wall of the filter core abut against, and the gear The lateral wall of circle is threadedly coupled with the madial wall of the side plate；

In the vertical direction, the top surface of the head cover is equipped with clamping screw.

8. the according to claim 5 and matching used valve of calorimeter, it is characterised in that：The high efficiency particulate air filter also wraps Include the magnetic attracting device for drawing iron filings；The magnetic attracting device is located in the inner cavity of the filter core, and fixes and connect with the head cover It connects.

9. the according to claim 8 and matching used valve of calorimeter, it is characterised in that：The magnetic attracting device is in cylinder Shape, and side wall is equipped with multiple limbers.

10. according to claim 1 to 9 any one of them and the matching used valve of calorimeter, it is characterised in that：It further include pressure Poor table；Two probes of the differential pressure indicator are located at the draining of the water inlet end and the high efficiency particulate air filter of the primary filter End.