CN218238950U

CN218238950U - Detect roots's flowmeter of natural gas

Info

Publication number: CN218238950U
Application number: CN202221620613.1U
Authority: CN
Inventors: 姜锦山; 毕行行; 杨艳春; 杨少华; 田庆龙; 焦宏义
Original assignee: Jiangsu Zhonghui Measurement And Control Instrument Co ltd
Current assignee: Jiangsu Zhonghui Measurement And Control Instrument Co ltd
Priority date: 2022-06-27
Filing date: 2022-06-27
Publication date: 2023-01-06
Anticipated expiration: 2032-06-27

Abstract

The utility model discloses a detect roots's flowmeter of natural gas, which comprises a cover plate, the connecting pipe, the protection box body, the connecting plate, the riser, a spring, the joint board, joint couple and roots's flowmeter body, through setting up roots's flowmeter body in the inboard of protection box body, and cover the apron, and make the spring elongated through pulling the joint couple, and then insert the one end of joint couple to the joint inslot, the spring is taut to the joint couple, thereby make the joint couple taut to the joint board, thereby make the apron compress tightly the front side at the protection box body, cooperation through protection box body and apron, enclose roots's flowmeter body in the inboard, prevent that roots's flowmeter body from directly exposing outside, thereby reduce roots's flowmeter body and collided the risk of damaging, simultaneously greatly reduced dust impurity and attached to the risk that causes the pollution on roots's flowmeter body, through place the drier in, a steam for getting into the inside of protection box body absorbs.

Description

Detect roots's flowmeter of natural gas

Technical Field

The utility model relates to a roots's flowmeter specifically is a detect roots's flowmeter of natural gas.

Background

The Roots flowmeter is also called as a waist wheel flowmeter and is mainly used for a high-precision metering instrument for continuously or intermittently measuring the flow of gas or liquid in a pipeline. The waist wheel flowmeter has the characteristics of high precision, good reliability, light weight, long service life, low running noise, convenient installation and use and the like, can indicate accumulated flow, instantaneous flow, single flow and the like on site, and can also output pulse signals, 1-5V analog signals, 485 communication, 4-20mA + HART, MODBUS protocols and the like. The waist wheel flowmeter comprises a metering chamber, a metering rotor, a metering component assembly, a counting indication assembly and the like. A metering chamber is arranged in a shell of the waist wheel flowmeter, one or two pairs of waist wheels capable of rotating tangentially are arranged in the metering chamber, a pair of driving gears are coaxially arranged outside the shell of the flowmeter and with the two waist wheels, and the driving gears are meshed with each other to enable the two waist wheels to be mutually linked.

Traditional roots's flowmeter for detecting natural gas does not have protective structure, and roots's flowmeter exposes in the external world for a long time, suffers the risk of colliding with the damage easily to being adhered to by dust impurity easily, having reduced roots's flowmeter's life, for this reason, we propose a roots's flowmeter that detects natural gas and improve it.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a detect roots's flowmeter of natural gas to solve traditional roots's flowmeter who is used for detecting the natural gas and do not have protective structure, roots's flowmeter exposes for a long time in the external world, suffers the risk of colliding with the damage easily, and is adhered to by dust impurity easily, has reduced roots's flowmeter's life's problem.

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

the utility model provides a detect roots's flowmeter of natural gas, includes the protection box body, the front side of protection box body is the opening setting, the front side of protection box body corresponds the opening part and is provided with the apron, the apron bottom is provided with the hinge, the apron bottom is articulated with protection box body bottom through the hinge, apron top fixedly connected with joint board, transversely run through on the joint board and seted up the joint groove, protection box body top fixedly connected with riser, the front side of riser articulates there is the connecting plate, the front side equidistance fixedly connected with a plurality of spring of connecting plate, a plurality of the common fixedly connected with joint couple of one end of spring, the one end of joint couple inserts to the inboard in joint groove, the inboard of protection box body is provided with roots's flowmeter body, the equal fixedly connected with of the entrance and exit end of roots's flowmeter body rather than the connecting pipe of inside intercommunication, the connecting pipe transversely runs through fixedly connected on the protection box body.

As a further aspect of the present invention: the inside of protection box body is provided with the drier standing groove, the drier standing groove top sets up for the opening, fixedly connected with otter board all runs through four sides and the bottom of drier standing groove, four support montants of the bottom symmetry fixedly connected with of drier standing groove, four the bottom of supporting the montant all with the inboard bottom fixed connection of protection box body.

As the utility model discloses further scheme again: the net plate is a steel wire mesh plate.

As a further aspect of the present invention: the clamping hook is matched with the clamping groove.

As the utility model discloses further scheme again: one end of the connecting pipe extends out of the protective box body and then is fixedly sleeved with a flange.

As a further aspect of the present invention: the front side of the protection box body is provided with a groove, the inner side of the groove is provided with a sealing ring, and the front side of the sealing strip is protruded out of the groove and is tightly attached to the rear side wall of the cover plate.

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

1. through setting up the roots's flowmeter body in the inboard of protection box body, and cover the apron, and make the spring elongated through pulling joint couple, and then insert the one end of joint couple to the joint inslot, the spring is taut to the joint couple, thereby make the joint couple taut to the joint board, thereby make the apron compress tightly the front side at the protection box body, cooperation through protection box body and apron, enclose the roots's flowmeter body in the inboard, prevent that the roots's flowmeter body from directly exposing outside, thereby reduce the roots's flowmeter body and be collided with the risk of damaging, greatly reduced simultaneously dust impurity attached to the risk that causes the pollution on the roots's flowmeter body.

2. Through putting into the drier in the drier standing groove for absorb the inside steam that gets into the protection box body, make and keep comparatively dry environment in the protection box body.

3. Compress tightly the laminating through the apron to the sealing washer to improve the leakproofness between apron and the protection box body.

Drawings

Fig. 1 is a schematic structural diagram of a roots flowmeter for detecting natural gas.

Fig. 2 is an enlarged view of a roots flowmeter for detecting natural gas at a.

Fig. 3 is a partial perspective view of a roots-type flow meter for testing natural gas.

Fig. 4 is a partial cross-sectional view of a roots flowmeter for sensing natural gas.

Shown in the figure: the novel Roots flowmeter comprises a cover plate 1, a hinge 2, a flange 3, a connecting pipe 4, a protective box body 5, a connecting plate 6, a vertical plate 7, a spring 8, a clamping plate 9, a clamping hook 10, a Roots flowmeter body 11, a screen plate 12, a drying agent placing groove 13, a supporting vertical rod 14, a groove 15, a sealing ring 16 and a clamping groove 17.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1-4, in the embodiment of the present invention, a roots flowmeter for detecting natural gas comprises a protective box body 5, wherein the front side of the protective box body 5 is provided with an opening, a cover plate 1 is arranged at the front side of the protective box body 5 corresponding to the opening, a hinge 2 is arranged at the bottom of the cover plate 1, the bottom of the cover plate 1 is hinged with the bottom of the protective box body 5 through the hinge 2, a clamping plate 9 is fixedly connected to the top of the cover plate 1, a clamping groove 17 is transversely arranged on the clamping plate 9 in a penetrating manner, a vertical plate 7 is fixedly connected to the top of the protective box body 5, a connecting plate 6 is hinged to the front side of the vertical plate 7, a plurality of springs 8 are fixedly connected to the front side of the connecting plate 6 at equal intervals, one end of the plurality of springs 8 is fixedly connected with a clamping hook 10, the clamping hook 10 is matched with the clamping groove 17, one end of the clamping hook 10 is inserted into the inner side of the clamping groove 17, a roots flowmeter body 11 is arranged at the inner side of the protective box body 5, connecting pipe 4 is fixedly connected with a connecting pipe 4 which is transversely arranged in a penetrating manner, the inner side of the bottom of the protective groove 13, and a desiccant is arranged at the bottom of the box body 12, and a desiccant is arranged at the inner side of the bottom of the vertical plate 13, and a desiccant supporting the desiccant is arranged at the bottom of the connecting plate 12, the front side of the protection box body 5 is provided with a groove 15, the inner side of the groove 15 is provided with a sealing ring 16, and the front side of the sealing ring 16 protrudes out of the groove 15 and is tightly attached to the rear side wall of the cover plate 1.

The utility model discloses a theory of operation is:

during the use, through the setting of two flanges 3, utilize the bolt to carry out fixed connection with flange 3 and the last flange of natural gas line, make two connecting pipes 4 and natural gas line intercommunication, thereby with this roots's flowmeter intercommunication on natural gas line, natural gas flow in the pipeline detects through roots's flowmeter body 11, through setting up roots's flowmeter body 11 in the inboard of protection box body 5, and cover apron 1, apron 1 compresses tightly the laminating to sealing washer 16, thereby improve the leakproofness between apron 1 and the protection box body 5, and make spring 8 elongated through pulling joint couple 10, and then insert the one end of joint couple 10 to in the joint groove 17, spring 8 is taut to joint couple 10, thereby make joint couple 10 taut to joint board 9, thereby make apron 1 compress tightly the front side at protection box body 5, through the cooperation of protection box body 5 with apron 1, enclose inside roots's flowmeter body 11, through placing desiccant in the drier in drier standing groove 13, be used for absorbing the inside getting into protection box body 5, make keep comparatively dry environment in the protection box body 5, the life of roots's flowmeter body 11 has been improved, simultaneously, the gaseous desiccant of contact of the gas that sets up in the box body 12 and the gas contact with the desiccant is convenient for the gas drying agent.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a detect roots's flowmeter of natural gas, includes protection box body (5), its characterized in that: the improved roots type flowmeter is characterized in that the front side of the protection box body (5) is arranged in an opening mode, a cover plate (1) is arranged at the position, corresponding to the opening, of the front side of the protection box body (5), a hinge (2) is arranged at the bottom of the cover plate (1), the bottom of the cover plate (1) is hinged to the bottom of the protection box body (5) through the hinge (2), a clamping plate (9) is fixedly connected to the top of the cover plate (1), a clamping groove (17) is formed in the clamping plate (9) in a transversely penetrating mode, a vertical plate (7) is fixedly connected to the top of the protection box body (5), a connecting plate (6) is hinged to the front side of the vertical plate (7), a plurality of springs (8) are fixedly connected to the front side of the connecting plate (6) at equal intervals, a plurality of clamping hooks (10) are fixedly connected to one ends of the springs (8) together, one ends of the clamping hooks (10) are inserted into the inner side of the clamping groove (17), a roots type flowmeter body (11) is arranged on the inner side of the protection box body (5), connecting pipe (11) is fixedly connected to the inlet and the end and the inlet and the outlet end of the roots type flowmeter body (11) is fixedly connected to the connecting pipe (4) in a transversely penetrating mode.

2. The roots-type flowmeter for testing natural gas as set forth in claim 1, wherein: the novel multifunctional protective box is characterized in that a drying agent containing groove (13) is formed in the inner side of the protective box body (5), the top of the drying agent containing groove (13) is arranged to be open, four sides and the bottom of the drying agent containing groove (13) are all communicated with a fixedly connected net plate (12), four supporting vertical rods (14) are symmetrically and fixedly connected to the bottom of the drying agent containing groove (13), and the bottom ends of the supporting vertical rods (14) are all fixedly connected with the bottom of the inner side of the protective box body (5).

3. The roots-type flowmeter for detecting natural gas as claimed in claim 2, wherein: the mesh plate (12) is a steel wire mesh plate.

4. The roots-type flowmeter for detecting natural gas as claimed in claim 1, wherein: the clamping hook (10) is matched with the clamping groove (17).

5. The roots-type flowmeter for detecting natural gas as claimed in claim 1, wherein: one end of the connecting pipe (4) extends out of the protective box body (5) and then is fixedly sleeved with a flange (3).

6. The roots-type flowmeter for testing natural gas as set forth in claim 1, wherein: the front side of the protection box body (5) is provided with a groove (15), the inner side of the groove (15) is provided with a sealing ring (16), and the front side of the sealing ring (16) is protruded out of the groove (15) and is tightly attached to the rear side wall of the cover plate (1).