CN210644890U

CN210644890U - Liquid pipeline flame arrester

Info

Publication number: CN210644890U
Application number: CN201921330588.1U
Authority: CN
Inventors: 施红民; 施浩然
Original assignee: Taixing Guanghua Petrochemical Machinery Manufacturing Co Ltd
Current assignee: Taixing Guanghua Petrochemical Machinery Manufacturing Co Ltd
Priority date: 2019-08-16
Filing date: 2019-08-16
Publication date: 2020-06-02
Anticipated expiration: 2029-08-16

Abstract

The utility model discloses a liquid pipeline spark arrester, which comprises a housin, the inner chamber left side top of casing is provided with ultraviolet flame monitor, the outer loop of the equal fixedly connected with bearing in both ends about the inner chamber of casing, the inner ring interference fit of bearing has the rocker, and the right side one end of rocker extends the inner chamber of casing, the equal symmetry in both ends is pegged graft about the inner chamber of casing has first backup pad, both ends all are provided with the one end of first spring about the inboard of first backup pad, the other end of first spring is provided with the base, both ends all are provided with the one end of second stay cord about the outside of base, the other end of second stay cord runs through first backup pad, and twines in the outer wall of rocker. This liquid pipeline spark arrester, the device can effectually improve the effect to the back-fire relief of the interior fire source of liquid pipeline, realizes the two-way back-fire relief of liquid pipeline, has increased the practicality of liquid pipeline spark arrester, more accords with actual user demand.

Description

Liquid pipeline flame arrester

Technical Field

The utility model relates to a pipeline spark arrester technical field specifically is a liquid pipeline spark arrester.

Background

The flame arrester is a safety device for preventing the spread of flame of flammable gas and flammable liquid vapor, is generally installed in a pipeline for conveying flammable gas or on a ventilated tank, and is a device for preventing the spread of flame (deflagration or detonation) from passing through. To prevent this risk, flame arresters are also used;

the liquid pipeline flame arrester is an additional liquid seal structure on the basis of pipeline flame arrester, is applicable to liquid physique, and the pipeline or storage tank flame arrester that have now in the industrial production process only is applicable to combustible gas, does not have the special flame arrester of ideal to liquid medium, and at present domestic only open water seal flame arrester, only be used for the lower gas system of pressure can not be used to the liquid pipeline, has reduced the practicality of liquid pipeline flame arrester, does not conform to actual user demand.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a liquid pipeline spark arrester to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a liquid pipeline flame arrester comprises a shell, wherein an ultraviolet flame monitor is arranged at the top end of the left side of an inner cavity of the shell, outer rings of bearings are fixedly connected to the upper end and the lower end of the inner cavity of the shell, rockers are in interference fit with the inner rings of the bearings, one ends of the right sides of the rockers extend out of the inner cavity of the shell, first supporting plates are symmetrically inserted into the upper end and the lower end of the inner cavity of the shell, one ends of first springs are arranged at the left end and the right end of the inner side of each first supporting plate, a base is arranged at the other end of each first spring, one ends of second pull ropes are arranged at the left end and the right end of the outer side of the base, the other ends of the second pull ropes penetrate through the first supporting plates and are wound on the outer walls of the rockers, a baffle is arranged on the inner side of the base, rubber pads, the other end of the connecting seat extends into an inner cavity of the base and is provided with an inserting rod, the bottom end of the inner cavity of the connecting seat is connected with a motor through a screw, the output end of the motor is provided with one end of a round rod, the other end of the round rod extends into the inner cavity of the inserting rod, an outer ring of a bearing is in interference fit with the outer wall of the inner cavity of the connecting seat, an outer ring of the bearing is fixedly connected with the inner wall of the inserting rod, second supporting plates are symmetrically inserted into the left side and the right side of the inner cavity of the inserting rod, one end of a second spring is arranged on the outer side of each second supporting plate, a spring seat is arranged at the other end of the second spring, a clamping block is arranged on the outer side of the spring seat, one end of the outer side of the clamping block extends out of the inner cavity of the inserting rod.

Preferably, the outer wall of the rocker is in a Z shape.

Preferably, the number of the first springs is four, and the four first springs are respectively positioned at the left end and the right end of the outer side of the base.

Preferably, the waterproof glue is positioned at the left side, the right side and the upper end and the lower end of the outer wall of the baffle.

Preferably, the top end of the outer side of the fixture block is designed to be an inclined plane.

Preferably, the first pull rope is wound on the outer side of the round rod clockwise.

Compared with the prior art, the beneficial effects of the utility model are that: when the liquid pipeline flame arrester is used, when a fire source is detected by normally starting the ultraviolet flame monitor, the motor is started through the control system, after the motor is normally started, the round rod is enabled to rotate clockwise, the first stay cord is wound and tightened on the outer wall of the round rod, one end of the outer side of the first stay cord pulls the spring seat and drives the clamping block to move towards the inner cavity of the insertion rod to extrude the second spring, after the clamping block moves into the inner cavity of the insertion rod, the elastic force of deformation is recovered through the first spring, the two bases are pushed to drive the baffle plates, the rubber pads and the waterproof glue to move towards the inner sides until the two baffle plates are contacted, the blocking effect between the baffle plates is improved through the rubber pads, liquid in the pipe groove is prevented from flowing through between the baffle plates, the device can effectively improve the fire-retarding effect on the fire source in the liquid pipeline, the bidirectional fire retarding of the liquid pipeline is realized, the practicability of the liquid pipeline flame arrester is increased, and the practical use requirement is met.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a right sectional view of the housing of the present invention;

fig. 3 is a cross-sectional view of the insert rod of the present invention.

In the figure: 1. casing, 2, ultraviolet ray flame monitor, 3, rocker, 4, first backup pad, 5, first spring, 6, base, 7, baffle, 8, rubber pad, 9, waterproof glue, 10, connecting seat, 11, inserted bar, 12, motor, 13, round bar, 14, second backup pad, 15, second spring, 16, spring holder, 17, fixture block, 18, first stay cord, 19, second stay cord.

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 work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a liquid pipeline flame arrester comprises a shell 1, an ultraviolet flame monitor 2 is arranged at the top end of the left side of an inner cavity of the shell 1, the upper end and the lower end of the inner cavity of the shell 1 are fixedly connected with an outer ring of a bearing, a rocker 3 is in interference fit with the inner ring of the bearing, one end of the right side of the rocker 3 extends out of the inner cavity of the shell 1, the rocker 3 is driven to rotate anticlockwise and wind a second pull rope 19 on the outer wall of the rocker 3 by rotating the rocker 3, one end of the inner side of the second pull rope 19 pulls a base 6 and drives a baffle 7, a rubber pad 8 and waterproof glue 9 to move outwards and reset, first supporting plates 4 are symmetrically inserted at the upper end and the lower end of the inner cavity of the shell 1, one ends of first springs 5 are arranged at the left end and the right end of the inner side of each first supporting plate 4, each first spring 5, after external force is removed, the outer wall of the baffle plate 7 is restored to an initial state, after the clamping block 17 moves into the inner cavity of the inserting rod 11, the elastic force of deformation is restored through the first spring 5, the two bases 6 are pushed to drive the baffle plates 7, the rubber pads 8 and the waterproof glue 9 to move inwards until the two baffle plates 7 are contacted, the sealing effect between the baffle plates 7 is improved through the rubber pads 8, liquid in a pipe groove is prevented from flowing through the baffle plates 7, the base 6 is arranged at the other end of the first spring 5, one end of the second pull rope 19 is arranged at the left end and the right end of the outer side of the base 6, the other end of the second pull rope 19 penetrates through the first supporting plate 4 and is wound on the outer wall of the rocker 3, the baffle plates 7 are arranged at the inner side of the base 6, the rubber pads 8 are arranged at the inner side of the baffle plates 7, the waterproof glue, the liquid is prevented from flowing into the inner cavities at the upper end and the lower end of the shell 1, the center position of the inner side of the first support plate 4 is provided with one end of a connecting seat 10, the other end of the connecting seat 10 extends into the inner cavity of the base 6 and is provided with an insertion rod 11, the bottom end of the inner cavity of the connecting seat 10 is connected with a motor 12 through a screw, the output end of the motor 12 is provided with one end of a round rod 13, the other end of the round rod 13 extends into the inner cavity of the insertion rod 11, the outer wall of the round rod 13 is in interference fit with an inner ring of a bearing, the outer ring of the bearing is fixedly connected with the inner wall of the insertion rod 11, the left side and the right side of the inner cavity of the insertion rod 11 are symmetrically inserted with second support plates 14, the outer side of the second support plates 14 is provided with one end of a second spring 15, the second spring 15 is a spiral spring, the elastic, a fixture block 17 is arranged on the outer side of the spring seat 16, the rocker 3 is enabled to rotate anticlockwise and wind the second pull rope 19 on the outer wall of the rocker by rotating the rocker 3, one end of the inner side of the second pull rope 19 pulls the base 6 and drives the baffle 7, the rubber pad 8 and the waterproof glue 9 to move outwards to be contacted with the fixture block 17, after the inserted link 11 moves into the inner cavity of the base 6, the spring seat 16 and the fixture block 17 are pushed to reset by restoring the elastic force of the deformation of the second spring 15, so that the base 6 and the baffle 7 are fixed, one end of the outer side of the fixture block 17 extends out of the inner cavity of the inserted link 11, one end of the first pull rope 18 is arranged on the inner side of the spring seat 16, after the motor 12 is normally started, the round rod 13 is enabled to rotate clockwise and wind and tighten the first pull rope 18 on the outer wall of the round rod 13, one end of the, the clamping block 17 is convenient to move into the inner cavity of the inserted link 11, and the other end of the first pull rope 18 penetrates through the second supporting plate 14 and is wound on the outer wall of the round rod 13.

The following electric devices have the following types and functions:

the ultraviolet flame monitor 2 is JZS-102/JZS-102F, and the fire source in the liquid pipeline can be monitored in real time through the ultraviolet flame monitor 2;

the motor 12 is a stepping motor with the model number of 86BYG25OA, the motor 12 is connected with an external power supply, the external power supply is 380V alternating current, and the external power supply of the motor 12 is switched on or off to enable the motor to work or stop working.

Preferably, the outer wall of the rocker 3 is in a zigzag shape, the rocker 3 is rotated to rotate counterclockwise, the second pull rope 19 is wound on the outer wall of the rocker 3, and one end of the inner side of the second pull rope 19 pulls the base 6 and drives the baffle 7, the rubber pad 8 and the waterproof rubber 9 to move outwards to reset.

As preferred scheme, further, the quantity of first spring 5 is four, and four first springs 5 are located both ends about the outside of base 6 respectively, through after fixture block 17 moves into the inner chamber of inserted bar 11, through the elasticity that first spring 5 resumes deformation, promote two bases 6 and drive baffle 7, rubber pad 8, waterproof glue 9 and move to the inboard side, until two baffle 7 contact, improved the shutoff effect between the baffle 7 through rubber pad 8, avoid the liquid in the tube seat to pass through between the baffle 7.

Preferably, the waterproof glue 9 is located on the left side and the right side of the outer wall of the baffle 7, at the upper end and the lower end, and the waterproof glue 9 seals a gap between the baffle 7 and the inner wall of the shell 1, so that liquid is prevented from flowing into the inner cavities at the upper end and the lower end of the shell 1.

As a preferred scheme, furthermore, the top end of the outer side of the fixture block 17 is designed as an inclined plane, the rocker 3 is rotated to enable the rocker 3 to rotate anticlockwise and wind the second pull rope 19 on the outer wall of the rocker, one end of the inner side of the second pull rope 19 pulls the base 6 and drives the baffle 7, the rubber pad 8 and the waterproof rubber 9 to move outwards to contact with the fixture block 17, and after the inserted link 11 moves into the inner cavity of the base 6, the second spring 15 recovers the deformed elastic force to push the spring seat 16 and the fixture block 17 to reset, so that the base 6 and the baffle 7 are fixed.

Preferably, the first pulling rope 18 is wound around the outer side of the round rod 13 clockwise, after the motor 12 is normally started, the round rod 13 is caused to rotate clockwise, the first pulling rope 18 is wound around the outer wall of the round rod, one end of the outer side of the first pulling rope 18 pulls the spring seat 16 and drives the latch 17 to move towards the inner cavity of the plunger 11 to press the second spring 15, and the latch 17 is convenient to move into the inner cavity of the plunger 11.

All the electrical components in the present application are connected with the power supply adapted to the electrical components through the wires, and an appropriate controller should be selected according to actual conditions to meet control requirements, specific connection and control sequence.

When the device is used, the power supply of the ultraviolet flame monitor 2 and the motor 12 is switched on, when the ultraviolet flame monitor 2 is normally started to detect a fire source, the motor 12 is started through the control system, after the motor 12 is normally started, the round rod 13 is driven to rotate clockwise, the first pull rope 18 is wound and tightened on the outer wall of the round rod, one end of the outer side of the first pull rope 18 pulls the spring seat 16 and drives the fixture block 17 to move towards the inner cavity of the inserted rod 11 to extrude the second spring 15, the second spring 15 is stressed to deform and tighten to provide reverse thrust for the spring seat 16 and the fixture block 17, after the fixture block 17 moves into the inner cavity of the inserted rod 11, the elastic force of deformation is recovered through the first spring 5, the two bases 6 are driven to drive the baffle plates 7, the rubber pads 8 and the waterproof glue 9 to move inwards until the two baffle plates 7 are contacted, the plugging effect between the baffle plates 7, when the fire source is extinguished, the motor 12 is started in a reverse rotation mode, the motor 12 drives the round rod 13 to rotate anticlockwise, the first pull rope 18 wound on the outer wall of the round rod is released, the deformed elastic force is restored through the second spring 15, the spring seat 16 and the clamping block 17 are pushed to reset, the rocker 3 is rotated anticlockwise, the rocker 3 is driven to rotate anticlockwise, the second pull rope 19 is wound on the outer wall of the rocker, one end of the inner side of the second pull rope 19 pulls the base 6 and drives the baffle 7, the rubber pad 8 and the waterproof glue 9 to move outwards to extrude the first spring 5, the first spring 5 is deformed in a stress mode to tighten reverse thrust to the base 6, the inner wall of the inner cavity of the base 6 is in contact with the clamping block 17 and extrudes the clamping block 17 to move towards the inner cavity of the inserting rod 11 to extrude the second spring 15, after the inserting rod 11 moves into the inner cavity of the base 6, the deformed elastic force is restored through the second spring, thereby fix base 6 and baffle 7, seal up the gap between the inner wall of baffle 7 and casing 1 through waterproof glue 9, avoid liquid to flow into the upper and lower both ends inner chamber of casing 1, the device simple structure controls convenient to use, can effectually improve the effect to the back-fire relief of the interior flame retardant of liquid pipeline, realizes the two-way back-fire relief of liquid pipeline, more accords with actual user demand.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation; also, unless expressly stated or limited otherwise, the terms "disposed," "coupled," "plugged," "welded," "clamped," and the like are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A liquid conduit flame arrestor, comprising a housing (1), characterized in that: an ultraviolet flame monitor (2) is arranged at the top end of the left side of an inner cavity of the shell (1), the upper end and the lower end of the inner cavity of the shell (1) are fixedly connected with an outer ring of a bearing, a rocker (3) is in interference fit with the inner ring of the bearing, one end of the right side of the rocker (3) extends out of the inner cavity of the shell (1), the upper end and the lower end of the inner cavity of the shell (1) are symmetrically inserted with a first supporting plate (4), one end of a first spring (5) is arranged at each of the left end and the right end of the inner side of the first supporting plate (4), a base (6) is arranged at the other end of the first spring (5), one end of a second pull rope (19) is arranged at each of the left end and the right end of the outer side of the base (6), the other end of the second pull rope (19) penetrates through the first supporting plate (, the inner side of the baffle (7) is provided with a rubber pad (8), the inner side of the outer wall of the baffle (7) is provided with a waterproof glue (9), the center position of the inner side of the first supporting plate (4) is provided with one end of a connecting seat (10), the other end of the connecting seat (10) extends into the inner cavity of the base (6) and is provided with an insert rod (11), the bottom end of the inner cavity of the connecting seat (10) is connected with a motor (12) through a screw, the output end of the motor (12) is provided with one end of a round rod (13), the other end of the round rod (13) extends into the inner cavity of the insert rod (11), the outer wall is in interference fit with an inner ring of a bearing, the outer ring of the bearing is fixedly connected with the inner wall of the insert rod (11), the left side and the right side of the inner cavity of the insert rod (11) are symmetrically inserted with second supporting plates (14), and the outer side of, the other end of the second spring (15) is provided with a spring seat (16), a clamping block (17) is arranged on the outer side of the spring seat (16), an inner cavity of the inserted rod (11) extends out of one end of the outer side of the clamping block (17), one end of a first pull rope (18) is arranged on the inner side of the spring seat (16), and the other end of the first pull rope (18) penetrates through the second supporting plate (14) and is wound on the outer wall of the round rod (13).

2. A liquid conduit flame arrestor as defined in claim 1, wherein: the outer wall of the rocker (3) is Z-shaped.

3. A liquid conduit flame arrestor as defined in claim 1, wherein: the number of the first springs (5) is four, and the four first springs (5) are respectively positioned at the left end and the right end of the outer side of the base (6).

4. A liquid conduit flame arrestor as defined in claim 1, wherein: the waterproof glue (9) is positioned at the left side and the right side of the outer wall of the baffle (7) and at the upper end and the lower end.

5. A liquid conduit flame arrestor as defined in claim 1, wherein: the top end of the outer side of the clamping block (17) is designed to be an inclined plane.

6. A liquid conduit flame arrestor as defined in claim 1, wherein: the first pull rope (18) is wound on the outer side of the round rod (13) clockwise.