CN210154638U - Protective casing of natural gas flowmeter - Google Patents

Abstract

The utility model relates to a protecting sheathing of natural gas flowmeter relates to flowmeter technical field, and it includes the flowmeter pipe and installs in the flowmeter body of flowmeter pipe, the flowmeter pipe is located the fixed plate of vertical setting is installed respectively to the both sides of flowmeter body, two the upper surface of fixed plate can be dismantled and be connected with the bottom and be the opening setting right the flowmeter body plays the safety cover of guard action. The utility model discloses can play abundant guard action to the flowmeter to promote its life.

Description

Protective casing of natural gas flowmeter

Technical Field

The utility model belongs to the technical field of flow meter technique and specifically relates to a protective housing of natural gas flow meter is related to.

Background

The natural gas flowmeter is manufactured by adopting the Karman vortex street principle, has the advantages of high measurement precision, wide measuring range, low power consumption, convenient installation, simple operation, small pressure loss and the like, can measure the working condition volume flow or the standard volume flow, and is an ideal natural gas measuring instrument at present.

The existing natural gas flowmeter is directly connected to a natural gas pipeline, a protection device is not installed, and water easily enters the flowmeter or is damaged under the external environmental factors when the flowmeter is used.

Therefore, a new technical solution is needed to solve the problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a protective housing of natural gas flow meter, it can play abundant guard action to the flowmeter, promotes the life of flow meter.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides a natural gas flowmeter's protecting sheathing, includes the flow tube and installs in the flow meter body of flow tube, the flow tube is located the fixed plate of vertical setting is installed respectively to the both sides of flow meter body, two the upper surface of fixed plate can be dismantled to be connected with the bottom and be the opening setting right the safety cover that flow meter body played the guard action.

Through adopting above-mentioned technical scheme, through installing two fixed plates in the both sides of flow tube, play the guard action through the installation safety cover with flow package body, when the flow meter broke down, the accessible was dismantled the safety cover and was overhauld and maintain the flow meter body in order conveniently.

The utility model discloses further set up to: the upper end surfaces of the two fixing plates are provided with vertically arranged insertion grooves, two sides of the bottom of the protective cover are fixedly connected with insertion rods inserted in the insertion grooves, and the insertion grooves are internally provided with positioning assemblies.

Through adopting above-mentioned technical scheme, when installing the safety cover, install earlier and accomplish the fixed plate, through inserting two spliced poles and locate the inserting groove in, fix a position through a positioning assembly team safety cover to convenient install it, promote the installation effectiveness.

The utility model discloses further set up to: the positioning assembly comprises a horizontal sliding groove formed in the inner wall of the insertion groove, a positioning rod is connected in the sliding groove in a sliding mode, a first spring is arranged between the end portion of the positioning rod and the inner wall of the end portion of the sliding groove, the positioning rod and the end portion of the insertion rod are mutually abutted and parallel inclined planes, and a positioning groove for clamping the positioning rod is formed in the side wall of the insertion rod.

Through adopting above-mentioned technical scheme, when inserting the inserting rod in the inserting groove, through inserting rod tip butt in the tip of locating lever for the locating lever slides towards the inside of spout, makes first spring compressed, and when locating lever and locating groove were in same level, under the effect of first spring elasticity, the locating lever entered into in the locating groove, in order to play the positioning action to the safety cover.

The utility model discloses further set up to: the end part of the positioning rod is connected with the end part of the first spring and is fixedly connected with a control rod, and the end part of the control rod penetrates through the side wall of the fixing plate and is fixedly connected with a handle.

Through adopting above-mentioned technical scheme, when needs are dismantled the safety cover, accessible pulling handle to pulling control lever slides with the lateral wall of locating lever orientation fixed plate, when the tip of locating lever and constant head tank separation, just can take out the safety cover.

The utility model discloses further set up to: the inner wall of the insertion groove is provided with a limiting groove which penetrates through the top of the fixing plate along the vertical direction, the side wall of the insertion rod is provided with a limiting block which is connected with the limiting groove in a sliding mode, and a second spring is fixedly connected between the lower surface of the limiting block and the bottom of the limiting groove.

Through adopting above-mentioned technical scheme, when installing the safety cover in two fixed plates, the second spring is in compression state, when separating locating lever and constant head tank, under the effect of second spring elasticity, upwards bounces the safety cover, and the staff of further being convenient for takes out the safety cover.

The utility model discloses further set up to: the side wall of the fixed plate is in threaded connection with a plurality of bolts, and the end parts of the bolts are tightly propped against the circumferential side wall of the flow tube.

Through adopting above-mentioned technical scheme, after the installation is accomplished, further install the location through the bolt to the fixed plate, guarantee the stability of device in the course of the work.

The utility model discloses further set up to: the side wall of the protective cover is provided with an observation window made of transparent material.

Through adopting above-mentioned technical scheme, be convenient for observe the flowmeter body through observation window, be convenient for carry out the reading to the flowmeter.

To sum up, the utility model discloses a beneficial technological effect does: 1. the flowmeter body is protected by the protective cover, so that the service life of the flowmeter body is prolonged; 2. be convenient for install and dismantle the safety cover, be convenient for carry out the inspection maintenance to the flowmeter body.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic cross-sectional view of the protective cover and the fixing plate.

Fig. 3 is a partially enlarged schematic view of a portion a in fig. 2.

In the figure, 1, a flow tube; 2. a flowmeter body; 3. a fixing plate; 4. a protective cover; 5. inserting grooves; 6. a plug rod; 7. a positioning assembly; 8. a chute; 9. positioning a rod; 10. a first spring; 11. positioning a groove; 12. a control lever; 13. a handle; 14. a limiting groove; 15. a limiting block; 16. a second spring; 17. a bolt; 18. and (6) observing the window.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the utility model discloses a natural gas flowmeter's protecting sheathing, including flow tube 1 with install in flow tube 1's flow meter body 2, flow tube 1 is located flow meter body 2's both sides and installs the fixed plate 3 of vertical setting respectively, and the upper surface of two fixed plates 3 can be dismantled and be connected with the bottom and be the opening and set up the safety cover 4 that plays the guard action to flow meter body 2.

Referring to fig. 2 and 3, the inserting groove 5 of vertical setting is seted up to the up end of two fixed plates 3, 4 bottom both sides fixedly connected with of safety cover insert the inserting rod 6 of locating in inserting groove 5, be provided with locating component 7 in the inserting groove 5, locating component 7 is the horizontally spout 8 including seting up in inserting groove 5 inner wall, sliding connection has locating lever 9 in the spout 8, be provided with first spring 10 between the tip of locating lever 9 and the tip inner wall of spout 8, locating lever 9 is the inclined plane of butt and parallel of each other with the tip of inserting rod 6, the lateral wall of inserting rod 6 is provided with the constant head tank 11 that supplies locating lever 9 joint.

When inserting rod 6 in inserting groove 5, through 6 tip butt of inserting rod in the tip of locating lever 9 for locating lever 9 slides towards the inside of spout 8, makes first spring 10 compressed, and when locating lever 9 was in same level with constant head tank 11, under the effect of first spring 10 elasticity, locating lever 9 entered into constant head tank 11 in order to play the positioning action to safety cover 4.

Referring to fig. 2 and 3, a control rod 12 is fixedly connected to the end of the first spring 10 connected to the positioning rod 9, and the end of the control rod 12 passes through the side wall of the fixing plate 3 and is fixedly connected to a handle 13. when the protective cover 4 needs to be detached, the handle 13 can be pulled to pull the control rod 12 and the positioning rod 9 to slide towards the outer side wall of the fixing plate 3, so that the protective cover 4 can be taken out when the end of the positioning rod 9 is separated from the positioning groove 11.

Referring to fig. 2, the inner wall of inserting groove 5 has been seted up along vertical direction and has been run through the spacing groove 14 at 3 tops of fixed plate, the lateral wall of inserted link 6 is provided with sliding connection in spacing inslot 14 stopper 15, fixedly connected with second spring 16 between stopper 15's the lower surface and the bottom of spacing groove 14, install safety cover 4 when two fixed plates 3, second spring 16 is in compression state, when separating locating lever 9 and constant head tank 11, under the effect of second spring 16 spring force, upspring safety cover 4, the staff of being further convenient for takes out safety cover 4.

Referring to fig. 1, the side wall of the fixing plate 3 is in threaded connection with a plurality of bolts 17, the end portions of the bolts 17 are tightly abutted against the circumferential side wall of the flow tube 1, and the side wall of the protective cover 4 is provided with an observation window 18 made of a transparent material, so that a worker can conveniently observe the degree of the flowmeter.

The implementation principle of the embodiment is as follows: when inserting peg 6 in the inserting groove 5, through 6 tip butt of peg in the tip of locating lever 9, make locating lever 9 slide towards the inside of spout 8, make first spring 10 compressed, when locating lever 9 is in same level with constant head tank 11, under the effect of first spring 10 elasticity, locating lever 9 enters into constant head tank 11 in, in order to play the positioning action to safety cover 4, when needs are dismantled safety cover 4, accessible pulling handle 13, thereby pulling control lever 12 slides towards the lateral wall of fixed plate 3 with locating lever 9, when the tip of locating lever 9 separates with constant head tank 11, just can take out safety cover 4.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (7)

1. The utility model provides a natural gas flowmeter's protecting sheathing, includes flow tube (1) and installs in flow tube (1) flow meter body (2), its characterized in that: flow tube (1) is located fixed plate (3) of vertical setting are installed respectively to the both sides of flow meter body (2), two the upper surface of fixed plate (3) can be dismantled to be connected with the bottom and be the opening setting right flow meter body (2) play guard shield (4) of guard action.

2. The protective case of a natural gas flow meter according to claim 1, wherein: the upper end surfaces of the two fixing plates (3) are provided with vertically arranged insertion grooves (5), two sides of the bottom of the protective cover (4) are fixedly connected with insertion rods (6) inserted in the insertion grooves (5), and positioning assemblies (7) are arranged in the insertion grooves (5).

3. The protective case of a natural gas flow meter according to claim 2, wherein: locating component (7) is including seting up in inserting groove (5) inner wall is horizontally spout (8), sliding connection has locating lever (9) in spout (8), the tip of locating lever (9) with be provided with first spring (10) between the tip inner wall of spout (8), locating lever (9) with the tip of grafting pole (6) is butt and parallel inclined plane of each other, the lateral wall of grafting pole (6) is provided with the confession locating slot (11) of locating lever (9) joint.

4. A protective case for a natural gas flow meter according to claim 3, wherein: the end part of the first spring (10) is fixedly connected with a control rod (12) through the positioning rod (9), and the end part of the control rod (12) penetrates through the side wall of the fixing plate (3) and is fixedly connected with a handle (13).

5. The protective case of a natural gas flow meter according to claim 4, wherein: the inner wall of the insertion groove (5) is provided with a limiting groove (14) penetrating through the top of the fixing plate (3) along the vertical direction, the side wall of the insertion rod (6) is provided with a limiting block (15) connected in the limiting groove (14) in a sliding manner, and a second spring (16) is fixedly connected between the lower surface of the limiting block (15) and the bottom of the limiting groove (14).

6. The protective case of a natural gas flow meter according to claim 1, wherein: the side wall of the fixed plate (3) is in threaded connection with a plurality of bolts (17), and the end parts of the bolts (17) are tightly propped against the circumferential side wall of the flow tube (1).

7. The protective case of a natural gas flow meter according to claim 2, wherein: the side wall of the protective cover (4) is provided with a viewing window (18) made of a transparent material.

Images