CN209876075U - Abruption valve - Google Patents
Abruption valve Download PDFInfo
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- CN209876075U CN209876075U CN201920268688.XU CN201920268688U CN209876075U CN 209876075 U CN209876075 U CN 209876075U CN 201920268688 U CN201920268688 U CN 201920268688U CN 209876075 U CN209876075 U CN 209876075U
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Abstract
The utility model discloses a snapping valve, which comprises a first valve body, a second valve body and a pulling buckle structure, wherein the first valve body and the second valve body are connected by the pulling buckle structure in a fastening way; the fastener structure is including being connected with the tight ring that rises of stay cord, fastener and rotating member, and fastener rotates to be connected in first valve body, and the head of fastener detains in the second valve body, and the head of fastener is located to the rotating member, is equipped with the tight ring that rises between the afterbody of fastener and the first valve body. The utility model discloses a snapping valve because the head of fastener is provided with the rotating member, through the packing force between the head of the adjustable fastener of the elasticity of adjustment rotating member and the second valve body, because of error pulling stay cord in actual work to will rise the ring pulling that rises, because the rotating member has increased the packing force between fastener head and the second valve body, so first valve body and second valve body are difficult to throw off.
Description
Technical Field
The utility model relates to a safety device technical field among the medium conveying system, concretely relates to abruption valve.
Background
The break valve is a device for reducing medium leakage and stopping medium flow, is usually connected between equipments, can prevent the leakage of the medium transmitted in the equipment when the connection between the equipments is broken under the specified conditions and within the specified tension range, and is a safety device suitable for a conveying system for conveying and filling hydrocarbons, solvent hydrocarbons and chemicals to vehicles, ships, light airplanes or movable tank containers.
In the prior art, the clasp structure of the snapping valve is composed of a rotating hook, a tensioning ring, a hook fixing ring and a pulling rope, the rotating hook is arranged at the joint of the end faces of the two valve bodies, the rotating hook is fixed on one valve body by the hook fixing ring, the claw part of the rotating hook is hooked on the other valve body, the tensioning ring is arranged in a gap between the rear end of the rotating hook and the valve body, and the pulling rope is connected to the tensioning ring. When the pull rope is subjected to external tension above a set value, the tensioning ring is separated from the rear end of the rotating claw. The hook claw rotates for a certain angle under the reaction force of the pretightening force, and the left second valve body is separated under the action of the spring force of the valve core. The structure is a main structure form of the break valve with the fluid transmission safety protection function.
The prior art scheme has the following defects: 1) the hook claw is separated from the valve body, the assembly is difficult, the separation is easily triggered by mistake due to the interference of external factors, bad impact is caused to a working system, materials are wasted, and the environment is not protected. 2) The clamping force is not adjustable, the product reliability is low, the qualification rate is low, and the acting force of the rotating hook claw pressing the second valve body is not adjustable. 3) If the pressing force of the rotating hook claw is reduced, the pull rope can be easily triggered or the breaking valve can be triggered by mistake to be separated in the working process, and the normal fluid conveying work is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a break valve is provided, its packing force that can adjust rotatory hook prevents between the valve body that the mistake in normal work triggers to throw off.
The technical problem is solved by the following technical scheme:
the snapping valve comprises a first valve body, a second valve body and a pulling and buckling structure, wherein the end face of the first valve body is opposite to the end face of the second valve body and the pulling and buckling structure is in tight buckling connection;
the pull buckle structure comprises a tension ring, a fastening piece and a rotating piece, the tension ring is connected with a pull rope, the fastening piece is rotatably connected with the first valve body, the head of the fastening piece is buckled with the second valve body, the rotating piece is arranged at the head of the fastening piece, and the tension ring is arranged between the tail of the fastening piece and the first valve body.
In the above-mentioned snapping valve, the annular edge of the end face of the second valve body is provided with a protrusion, and the head of the fastening piece is fastened on the protrusion.
In the above-mentioned stretch-break valve, the rotary member is rotatably connected to the head of the fastening member and pressed against the protrusion.
In the above-mentioned abruption valve, the annular border of the terminal surface of first valve body is equipped with the boss, fastening piece swivelling joint in on the boss.
In the above-mentioned snapping valve, a gap is left between the tail of the fastening piece and the first valve body, and the tensioning ring is clamped in the gap.
In foretell snap-off valve, the inside of first valve body is equipped with first elastic component, first elastic component is close to the one end of the terminal surface of first valve body is equipped with first valve gap, the inside of second valve body is equipped with second elastic component, second elastic component is close to the one end of the terminal surface of second valve body is equipped with the second valve gap, the second valve gap with first valve gap is contradicted and is connected.
In the above-mentioned abruption valve, the first valve body is provided with a positioning piece, and the pull rope is arranged in the positioning piece in a penetrating manner.
The utility model discloses a break valve compares produced beneficial effect with the background art:
the head of the fastening piece is provided with the rotating piece, the pressing force between the head of the fastening piece and the second valve body can be adjusted by adjusting the tightness of the rotating piece, the pull rope is pulled by mistake in actual work, the tension ring is pulled, and the rotating piece increases the pressing force between the head of the fastening piece and the second valve body, so that the first valve body and the second valve body are not easy to separate.
Drawings
Fig. 1 is a schematic view of the overall structure of the snapping valve according to the embodiment of the present invention;
fig. 2 is a cross-sectional view of a pop-off valve according to an embodiment of the present invention.
The valve comprises a valve body 1, a first valve body 11, a boss 12, a first elastic part 13, a first valve cover 2, a second valve body 21, a protrusion 22, a second elastic part 23, a second valve cover 3, a pull buckle structure 31, a tension ring 32, a pull rope 33, a fastening part 34, a rotating part 35 and a positioning part.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
With reference to fig. 1 to 2, the present invention provides a pop-up valve, which includes a first valve body 1, a second valve body 2 and a pull buckle structure 3, wherein an end surface of the first valve body 1 is opposite to an end surface of the second valve body 2 and is fastened and connected by the pull buckle structure 3;
the tab structure 3 includes a tension ring 31 connected with a pull rope 32, a fastening member 33 and a rotating member 34, the fastening member 33 is rotatably connected to the first valve body 1, the head of the fastening member 33 is fastened to the second valve body 2, the rotating member 34 is arranged at the head of the fastening member 33, and the tension ring 31 is arranged between the tail of the fastening member 33 and the first valve body 1.
Preferably, the end face of the first valve body 1 and the end face of the second valve body 2 are relatively covered, the joint position of the two end faces is taken as a joint, the pull buckle structure 3 is arranged at the joint to connect the first valve body 1 and the second valve body 2, the pull buckle structure 3 is arranged at the end face of the first valve body 1 and the end face of the second valve body 2, which is beneficial to better connection between the first valve body 1 and the second valve body 2, and the pull buckle structure 3 can be more compact.
Preferably, the annular edge of the end surface of the second valve body 2 is provided with a protrusion 21, the head of the fastening member 33 is fastened to the protrusion 21, when the end surfaces of the first valve body 1 and the second valve body 2 are opposite and connected, the head of the fastening member 33 is fastened to the protrusion 21, the protrusion 21 is annular and surrounds the end surface of the second valve body 2 for a whole circle, the number of the fastening members 33 is determined according to the actual situation, and the fastening members 33 are symmetrically distributed on the edge of the first valve body 1 with the center of the first valve body 1 as the center.
Preferably, the protrusion 21 is flared toward the end face of the second valve body 2, the rotating member 34 is rotatably connected to the head of the fastening member 33 and is pressed against the flared protrusion 21, the flared protrusion 21 is beneficial to helping the head of the fastening member 33 to fasten the second valve body 2 better, the fastening force of the fastening member 33 on the second valve body 2 can be increased, and the connection between the first valve body 1 and the second valve body 2 is more stable.
Preferably, the annular edge of the end face of the first valve body 1 is provided with a boss 11, and the fastening member 33 is rotatably connected to the boss 11, which is different from the prior art that uses a fixing ring, and the fastening member 33 is fixed to the flange on the first valve body 1 through the fixing ring to realize the positioning of the fastening member 33.
Preferably, a gap is left between the tail of the fastening member 33 and the first valve body 1, the tension ring 31 is sleeved on the first valve body 1 and located at the gap, and the tension ring 31 is clamped on the first valve body 1 and located between the tail of the fastening member 33 and the first valve body 1.
Preferably, the first valve body 1 is internally provided with a first elastic member 12, one end of the first elastic member 12 close to the end surface of the first valve body 1 is provided with a first valve cover 13, the second valve body 1 is internally provided with a second elastic member 22, one end of the second elastic member 22 close to the end surface of the second valve body 2 is provided with a second valve cover 23, and the second valve cover 23 is connected with the first valve cover 13 in an abutting manner, it should be noted that, when the first valve body 1 and the second valve body 2 are in a joint state, because the first valve cover 13 connected with the first elastic member 12 and the second valve cover 23 connected with the second elastic member 22 are in a mutually abutting state, and because the side of the first valve cover 13 far away from the first elastic member 12 and the side of the second valve cover 23 far away from the second elastic member 22 are both provided with protruding structures, the protruding structures on the first valve cover 13 and the second valve cover 23 are in an abutting manner, the first elastic member 12 and the second elastic member 22 are both in a compressed length state, therefore, when the first valve body 1 and the second valve body 2 are separated, the first elastic member 12 extends and pushes the first valve cover 13 to the end surface of the first valve body 1, the first valve cover 13 covers the end surface of the first valve body 1 from the inside of the first valve body 1, the second elastic member 22 also extends and pushes the second valve cover 23 to the end surface of the second valve body 2, and the second valve cover 23 covers the end surface of the second valve body 2 from the inside of the second valve body 2, so that the first valve body 1 and the second valve body 2 can keep the leakage of the sealing valve body content after the first valve body 1 and the second valve body 2 are separated.
Preferably, the positioning member 35 is disposed on the first valve body 1, the pulling rope 32 is disposed through the positioning member 35, when the pop-up valve is triggered, the pulling rope 32 moves in a direction away from the second valve body 2, and the pulling of the pulling rope 32 drives the tension ring 31 to disengage from the tail of the fastening member 33.
To sum up, the utility model discloses a break valve compares produced beneficial effect with the background art:
because the head of the fastening piece is provided with the rotating piece, the pressing force between the head of the fastening piece and the second valve body can be adjusted by adjusting the tightness of the rotating piece, the pull rope is pulled by mistake in actual work, and the tension ring is pulled, and because the rotating piece increases the pressing force between the head of the fastening piece and the second valve body, the first valve body and the second valve body are not easy to separate, and the loss (the overflow loss of a conveying medium and the loss of working hours required by manual reset) caused by abnormal separation of a customer can be avoided; the rotating piece can relieve the pressure of the head of the fastening piece, so that the service life of a stretch-break valve product can be prolonged, and the product cannot be scrapped in advance due to insufficient pressing force of the fastening piece; the mode that the fastening piece is fixed on the valve body is simplified, the use of the fastening piece fixing ring is omitted, and the cost can be indirectly reduced.
It should be understood that the terms "first", "second", etc. are used herein to describe various information, but the information should not be limited to these terms, and these terms are only used to distinguish one type of information from another. For example, "first" information may also be referred to as "second" information, and similarly, "second" information may also be referred to as "first" information, without departing from the scope of the present invention.
The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.
Claims (7)
1. The breaking valve is characterized by comprising a first valve body, a second valve body and a pull buckle structure, wherein the end face of the first valve body is opposite to the end face of the second valve body and is connected with the end face of the second valve body in a fastening manner through the pull buckle structure;
the pull buckle structure comprises a tension ring, a fastening piece and a rotating piece, the tension ring is connected with a pull rope, the fastening piece is rotatably connected with the first valve body, the head of the fastening piece is buckled with the second valve body, the rotating piece is arranged at the head of the fastening piece, and the tension ring is arranged between the tail of the fastening piece and the first valve body.
2. The pop valve of claim 1, wherein the annular rim of the end face of the second valve body is provided with a protrusion, and the head of the fastener is fastened to the protrusion.
3. The pop valve of claim 2, wherein the rotating member is rotatably coupled to the head of the fastener member and is pressed against the protrusion.
4. The pop valve of claim 1, wherein the annular rim of the end face of the first valve body is provided with a boss, and the fastening member is rotatably attached to the boss.
5. The snapping valve of claim 1 wherein a gap is defined between the tail of the fastening member and the first valve body, and the tensioning ring is engaged in the gap.
6. The snapping valve according to claim 1, wherein a first resilient member is disposed inside the first valve body, a first valve cover is disposed at an end of the first resilient member adjacent to the end surface of the first valve body, a second resilient member is disposed inside the second valve body, a second valve cover is disposed at an end of the second resilient member adjacent to the end surface of the second valve body, and the second valve cover is in abutting connection with the first valve cover, wherein both the first resilient member and the second resilient member are in a compressed state.
7. The snapping valve according to any of claims 1-6, wherein a positioning member is provided on said first valve body, and said pulling rope is inserted through said positioning member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920268688.XU CN209876075U (en) | 2019-03-01 | 2019-03-01 | Abruption valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920268688.XU CN209876075U (en) | 2019-03-01 | 2019-03-01 | Abruption valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209876075U true CN209876075U (en) | 2019-12-31 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920268688.XU Active CN209876075U (en) | 2019-03-01 | 2019-03-01 | Abruption valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209876075U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109826986A (en) * | 2019-03-01 | 2019-05-31 | 广东泰恩流体控制设备有限公司 | A kind of Pull breaking ualve |
-
2019
- 2019-03-01 CN CN201920268688.XU patent/CN209876075U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109826986A (en) * | 2019-03-01 | 2019-05-31 | 广东泰恩流体控制设备有限公司 | A kind of Pull breaking ualve |
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