CN214277087U

CN214277087U - Gas meter for filtering impurities

Info

Publication number: CN214277087U
Application number: CN202023121142.3U
Authority: CN
Inventors: 吴庆卫; 吴高翔
Original assignee: Zhejiang Rongxin Intelligent Instrument Co Ltd
Current assignee: Zhejiang Rongxin Intelligent Instrument Co Ltd
Priority date: 2020-12-23
Filing date: 2020-12-23
Publication date: 2021-09-24
Anticipated expiration: 2030-12-23

Abstract

The utility model belongs to the technical field of gas meters, in particular to a gas meter for filtering impurities, which aims at the problems of poor filtering effect of a filtering device in the gas meter and inconvenient impurity cleaning, the utility model provides a scheme, which comprises a main body, wherein two sides of the top end of the main body are respectively communicated with an air inlet pipe and an air outlet pipe, the interior of the air inlet pipe is connected with a filter plate in a sliding way, the air inlet pipe is positioned below the filter plate and is provided with an outlet, and one side of the inner wall of the main body, which is positioned at the outlet, is fixed with a collecting box; the arrangement of the middle sieve plate and the baffle plate of the utility model can realize triple filtration treatment of the fuel gas in the air inlet pipe by matching with the function of the filter plate, thereby improving the filtration effect of the fuel gas in the air inlet pipe; through the screw thread rotation to clamp bolt and main part, drive sealed piece and open the processing to the export, the filter plate slides down to the exit in the inner wall of intake pipe, and impurity on the filter plate can be along with the domatic landing from the exit of filter plate to concentrate in the collection box and collect the processing easy operation.

Description

Gas meter for filtering impurities

Technical Field

The utility model relates to a gas table technical field especially relates to a gas table of filtration impurity.

Background

With the rapid development of clean and efficient energy sources such as natural gas, the natural gas enters thousands of households, more and more urban residents begin to use the natural gas, and a gas meter is usually used for calculation in order to calculate the usage amount of gas of each household conveniently.

The gas that general family used all has impurity in the gas, and the gas that has impurity can influence hot type gas table's measurement accuracy, therefore sets up filter structure in the gas table and is particularly important, and filter equipment in the present gas table is relatively poor to impurity filter effect in the gas to filter equipment's impurity has the inconvenient problem of clearance.

Therefore, a gas meter for filtering impurities is needed to solve the problems of poor filtering effect and inconvenient impurity cleaning of a filtering device in the gas meter.

SUMMERY OF THE UTILITY MODEL

The utility model provides a gas table of filtration impurity has solved the relatively poor and inconvenient problem of impurity clearance of filter equipment's filter effect in the gas table.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a gas meter for filtering impurity, includes the main part, the top both sides of main part communicate respectively has intake pipe and outlet duct, the inside sliding connection of intake pipe has the filter plate, the intake pipe is located the below of filter plate and has seted up the export, one side that the inner wall of main part is located the export is fixed with the collecting box, one side sliding connection that the intake pipe is located the export has sealed piece, one side of sealed piece is fixed with the fixed block, the fixed block with be fixed with compression spring between the inner wall of main part, the top threaded connection of main part has the clamp bolt with the fixed block contact, the inside of intake pipe is provided with the adjusting part who is connected with the filter plate.

Preferably, the adjusting component comprises a sliding rod which is slidably penetrated through the side wall of the air inlet pipe, a connecting rod is hinged between one end of the sliding rod and the top of the filter plate, an extrusion block is fixed at the other end of the sliding rod, an adjusting spring is fixed between the extrusion block and the side wall of the air inlet pipe, and an ejector rod matched with the extrusion block is fixed at the top end of the sealing block.

Preferably, the top end side wall of the air inlet pipe is provided with an annular groove, a sieve plate is inserted in the annular groove, a baffle plate matched with the sieve plate is arranged above the sieve plate in the annular groove, and two support rods which are symmetrically distributed are fixed between the baffle plate and the filter plate.

Preferably, the top section of the filter plate is an inclined plane, an inclined block is fixed on the inner wall of the bottom of the collecting box, and a cover plate matched with the side wall of the collecting box is rotatably connected to the side wall of the main body.

Preferably, the outer surface of the air inlet pipe is provided with a sliding groove, and the sealing block extends to the inside of the sliding groove.

Preferably, the contact surface of the ejector rod and the extrusion block is a matched inclined surface.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the arrangement of the middle sieve plate and the baffle plate of the utility model can realize triple filtration treatment of the fuel gas in the air inlet pipe by matching with the function of the filter plate, thereby improving the filtration effect of the fuel gas in the air inlet pipe; through the screw thread rotation to clamp bolt and main part, drive sealed piece and open the processing to the export, the filter plate slides down to the exit in the inner wall of intake pipe, and impurity on the filter plate can be along with the domatic landing from the exit of filter plate to concentrate in the collection box and collect the processing, easy operation, convenient.

2. The utility model discloses well sieve is crisscross aperture board with the baffle, can produce the closure phenomenon when sieve and baffle contact to the ring channel department that realizes the intake pipe is in the relative seal and handles, thereby is convenient for clear up the impurity on the filter plate.

Drawings

Fig. 1 is a schematic view of a gas meter for filtering impurities according to the present invention;

fig. 2 is a schematic view of a local main sectional structure of an air inlet pipe of the gas meter for filtering impurities provided by the utility model;

fig. 3 is an enlarged view of the area a in fig. 2.

In the figure: 1. a main body; 2. an air inlet pipe; 3. an air outlet pipe; 4. filtering the plate; 5. an outlet; 6. a collection box; 7. a sealing block; 8. a fixed block; 9. a compression spring; 10. a hold-down bolt; 11. an adjustment assembly; 111. a slide bar; 112. a connecting rod; 113. extruding the block; 114. adjusting the spring; 115. a top rod; 12. an annular groove; 13. a sieve plate; 14. a baffle plate; 15. a support bar; 16. a sloping block; 17. a cover plate; 18. a chute.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a gas meter for filtering impurities comprises a main body 1, wherein both sides of the top end of the main body 1 are respectively communicated with an air inlet pipe 2 and an air outlet pipe 3, the interior of the air inlet pipe 2 is connected with a filter plate 4 in a sliding manner, the air inlet pipe 2 is provided with an outlet 5 below the filter plate 4, one side of the inner wall of the main body 1, which is positioned at the outlet 5, is fixed with a collecting box 6, one side of the air inlet pipe 2, which is positioned at the outlet 5, is connected with a sealing block 7 in a sliding manner, one side of the sealing block 7 is fixed with a fixed block 8, a compression spring 9 is fixed between the fixed block 8 and the inner wall of the main body 1, the top end of the main body 1 is in threaded connection with a compression bolt 10 which is in contact with the fixed block 8, an adjusting component 11 which is connected with the filter plate 4 is arranged inside the air inlet pipe 2, specifically, in an initial state, the filter plate 4 is positioned above the outlet 5 and is used for filtering the gas entering the air inlet pipe 2, and extruding the fixed block 8 through the compression bolt 10, so that the sealing block 7 performs a sealing treatment on the outlet 5; when the impurity on the filter plate 4 needs to be cleared away, the valve on the air inlet pipe 2 is closed, not shown in the figure, at the moment, the fixing block 8 drives the sealing block 7 to open the outlet 5 along with the elastic action of the compression spring 9 through the thread rotation of the compression bolt 10 and the main body 1, and simultaneously drives the adjusting component 11 to move, so that the filter plate 4 is positioned below the outlet 5, and at the moment, the impurity on the filter plate 4 can slide down from the outlet 5 to the collecting box 6 along with the slope of the filter plate 4 to be collected and processed in a centralized manner.

The adjusting component 11 comprises a sliding rod 111 which is penetrated through the side wall of the air inlet pipe 2 in a sliding way, a connecting rod 112 is hinged between one end of the sliding rod 111 and the top of the filter plate 4, a squeezing block 113 is fixed at the other end of the sliding rod 111, an adjusting spring 114 is fixed between the squeezing block 113 and the side wall of the air inlet pipe 2, a top rod 115 which is matched with the squeezing block 113 is fixed at the top end of the sealing block 7, and particularly, when the outlet 5 is opened by the sealing block 7, the sealing block 7 drives the mandril 115 to move upwards, and the mandril is contacted with the extrusion block 113 for extrusion, thereby driving the sliding rod 111 to slide in the air inlet pipe 2, and through the action of the connecting rod 112, the filter plate 4 slides downwards in the inner wall of the air inlet pipe 2 to the outlet 5, thereby carry out the landing to the impurity on the filter plate 4 and get rid of the processing, need not to dismantle intake pipe 2 and pipeline and can realize clearing up the impurity on the filter plate 4 in the main part 1.

Annular groove 12 has been seted up to the top lateral wall of intake pipe 2, the inside of annular groove 12 is pegged graft and is had sieve 13, annular groove 12 is located the top of sieve 13 and is provided with baffle 14 with sieve 13 matched with, be fixed with two bracing pieces 15 that are the symmetric distribution between baffle 14 and the filter plate 4, it is concrete, sieve 13 is crisscross aperture board with baffle 14, can produce the closure phenomenon when sieve 13 contacts with baffle 14, sieve 13 and baffle 14's setting, the effect of cooperation filter plate 4, can realize carrying out triple filtration processing to the gas in intake pipe 2, simultaneously in the time of filter plate 4 downstream, through bracing piece 15's effect, drive baffle 14 downstream, thereby realize that intake pipe 2's annular groove 12 is located relative sealing processing everywhere, thereby be convenient for clear up the impurity on the filter plate 4.

The top cross-section of filter plate 4 is the inclined plane of slope, and the bottom inner wall of collecting box 6 is fixed with sloping block 16, and the lateral wall of main part 1 rotates and is connected with apron 17 with collecting box 6 lateral wall matched with, and is concrete, sloping block 16 and apron 17's setting, are convenient for follow-up carry out the centralized processing to impurity in the collecting box 6.

The spout 18 has been seted up to the surface of intake pipe 2, and sealed piece 7 extends to the inside of spout 18, and is concrete, the setting of spout 18 for sealed piece 7 leakproofness under initial condition is better, and the sealed piece 7 of being convenient for simultaneously is opened the impurity on the filter plate 4 and is cleared up.

The contact surface of the push rod 115 and the extrusion block 113 is an inclined surface matched with each other, and specifically, the arrangement of the push rod 115 and the inclined surface of the extrusion block 113 enables the sealing block 7 to drive the filter plate 4 to move downwards in the air inlet pipe 2 when the outlet 5 is opened.

The working principle is as follows: the sieve plate 13 and the baffle plate 14 are in staggered aperture plates, the sieve plate 13 can generate a sealing phenomenon when in contact with the baffle plate 14, and the sieve plate 13 and the baffle plate 14 are arranged to realize triple filtration treatment on the fuel gas in the gas inlet pipe 2 by matching with the action of the filter plate 4, so that the filtration effect on the fuel gas in the gas inlet pipe 2 is improved; when the impurities on the filter plate 4 need to be removed, the valve on the air inlet pipe 2 is closed, at the moment, the hold-down bolt 10 and the thread of the main body 1 rotate, so that the fixed block 8 drives the sealing block 7 to open the outlet 5 under the elastic force action of the compression spring 9, meanwhile, the sealing block 7 drives the mandril 115 to move upwards to contact and extrude the extrusion block 113, thereby driving the sliding rod 111 to slide in the air inlet pipe 2, and through the action of the connecting rod 112, so that the filter plate 4 slides downwards to the outlet 5 in the inner wall of the air inlet pipe 2, the impurities on the filter plate 4 can slide down to the collecting box 6 from the outlet 5 along with the slope of the filter plate 4 for centralized collection and treatment, at the moment, the baffle plate 14 is driven to move downwards by the action of the supporting rod 15, thereby realize that the ring channel 12 department of intake pipe 2 is in relative sealing treatment, need not to dismantle intake pipe 2 and pipeline and can realize clearing up the impurity on the filter plate 4 in the main part 1.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A gas meter for filtering impurities comprises a main body (1), wherein both sides of the top end of the main body (1) are respectively communicated with a gas inlet pipe (2) and a gas outlet pipe (3), it is characterized in that the inside of the air inlet pipe (2) is connected with a filter plate (4) in a sliding way, the air inlet pipe (2) is positioned below the filter plate (4) and is provided with an outlet (5), a collecting box (6) is fixed on one side of the inner wall of the main body (1) which is positioned at the outlet (5), one side of the air inlet pipe (2) positioned at the outlet (5) is connected with a sealing block (7) in a sliding way, a fixed block (8) is fixed on one side of the sealing block (7), a compression spring (9) is fixed between the fixed block (8) and the inner wall of the main body (1), the top end of the main body (1) is in threaded connection with a pressing bolt (10) which is in contact with the fixing block (8), an adjusting component (11) connected with the filter plate (4) is arranged in the air inlet pipe (2);

the filter plate is characterized in that a ring-shaped groove (12) is formed in the side wall of the top end of the air inlet pipe (2), a sieve plate (13) is inserted into the ring-shaped groove (12), a baffle (14) matched with the sieve plate (13) is arranged above the sieve plate (13) in the ring-shaped groove (12), and two support rods (15) which are symmetrically distributed are fixed between the baffle (14) and the filter plate (4).

2. The gas meter for filtering impurities as claimed in claim 1, wherein the adjusting assembly (11) comprises a sliding rod (111) which is slidably penetrated through the side wall of the gas inlet pipe (2), a connecting rod (112) is hinged between one end of the sliding rod (111) and the top of the filter plate (4), a squeezing block (113) is fixed at the other end of the sliding rod (111), an adjusting spring (114) is fixed between the squeezing block (113) and the side wall of the gas inlet pipe (2), and a top rod (115) which is matched with the squeezing block (113) is fixed at the top end of the sealing block (7).

3. The gas meter for filtering impurities of claim 1, wherein the section of the top of the filter plate (4) is an inclined plane, the inner wall of the bottom of the collection box (6) is fixed with an inclined block (16), and the side wall of the main body (1) is rotatably connected with a cover plate (17) matched with the side wall of the collection box (6).

4. The gas meter for filtering impurities as claimed in claim 1, wherein a sliding groove (18) is formed in an outer surface of the gas inlet pipe (2), and the sealing block (7) extends to the inside of the sliding groove (18).

5. The gas meter for filtering impurities as claimed in claim 2, wherein the contact surface of the ejector rod (115) and the extrusion block (113) is a matched inclined surface.