CN208670189U - A kind of self-closing mechanism of valve based on hot melt part - Google Patents
A kind of self-closing mechanism of valve based on hot melt part Download PDFInfo
- Publication number
- CN208670189U CN208670189U CN201821359552.1U CN201821359552U CN208670189U CN 208670189 U CN208670189 U CN 208670189U CN 201821359552 U CN201821359552 U CN 201821359552U CN 208670189 U CN208670189 U CN 208670189U
- Authority
- CN
- China
- Prior art keywords
- hot melt
- valve
- guide rod
- melt part
- self
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Safety Valves (AREA)
Abstract
The utility model discloses a kind of self-closing mechanisms of the valve based on hot melt part, guide rod including the shell that is connect with valve and installation inside housings, and valve plug, spring, sleeve and the hot melt part that can be deformed when environment temperature reaches 50 DEG C of set temperature or more being successively sleeved on guide rod, one end of shell is equipped with end face axle sleeve, the axial centre position of end face axle sleeve offers the blow vent being connected to the air inlet of valve or gas outlet, valve plug is located at guide rod in the rod segment of blow vent side, and hot melt part is located in rod segment of the guide rod far from blow vent side.The utility model passes through installation guide rod inside housings, pocketed springs, sleeve and hot melt part on guide rod, when environment temperature reaches 50 DEG C of set temperature or more, hot melt part deformation, valve plug is under the action of the spring, the high temperature that can be realized valve is self-closing, so as to effectively mitigate gas poisoning or cause the harmfulness of the accidents such as fire, explosion.
Description
Technical field
The utility model belongs to gas-fired equipment technical field, more particularly, to a kind of self-closing machine of the valve based on hot melt part
Structure.
Background technique
In daily life, using when Household gas pipeline, there are some security hidden troubles.People need to close because often outgoing
Main gas valve door is closed, or forgets to close valve because of carelessness after Household gas pipeline is supplied and interrupted suddenly, and works as pipeline
After restoring gas supply, combustion gas will largely be released and be diffused in interior, both gas source be caused to waste, and also easily caused gas poisoning or caused
The accidents such as fire, explosion, consequence are hardly imaginable；And in the prior art, Household gas pipeline or it is mounted on Household gas pipeline
Upper valve is unable to realize that high temperature is self-closing, cannot effectively mitigate gas poisoning or cause the harmfulness of the accidents such as fire, explosion,
Therefore, it should which a kind of self-closing mechanism of the valve based on hot melt part is provided.
Utility model content
The technical problem to be solved by the utility model is in view of the deficiency of the prior art, provide one kind to be based on
The self-closing mechanism of the valve of hot melt part, simple structure and reasonable design, by the enclosure interior installation guide rod, on guide rod
Pocketed springs, sleeve and hot melt part, when environment temperature reaches 50 DEG C of set temperature or more, hot melt part deformation, valve plug is in spring
Under the action of, the high temperature that can be realized valve is self-closing, so as to effectively mitigate gas poisoning or cause the accidents such as fire, explosion
Harmfulness.
In order to solve the above-mentioned technical problem, the technical solution adopted in the utility model is: a kind of valve based on hot melt part
Self-closing mechanism, it is characterised in that: including the shell connecting with valve and be mounted on the guide rod of the enclosure interior, and successively cover
It valve plug, spring, sleeve on the guide rod and can deform when environment temperature reaches 50 DEG C of set temperature or more
Hot melt part, one end of the shell are equipped with end face axle sleeve, and the axial centre position of the end face axle sleeve offers and valve
Air inlet or the blow vent of gas outlet connection, the valve plug are located at guide rod in the rod segment of the blow vent side, the heat
Molten part is located in rod segment of the guide rod far from the blow vent side.
The self-closing mechanism of above-mentioned a kind of valve based on hot melt part, it is characterised in that: the hot melt part is cyclic annular hot melt plastic
The inner ring surface of elastic slice, the ring-type hot melt plastic elastic slice is convex globoidal.
A kind of self-closing mechanism of above-mentioned valve based on hot melt part, it is characterised in that: the guide rod far from blow vent one
The mounting groove for the installation of cyclic annular hot melt plastic elastic slice is offered in the rod segment of side, the mounting groove is recessed with matching with convex globoidal
Cambered surface.
The self-closing mechanism of above-mentioned a kind of valve based on hot melt part, it is characterised in that: the guide rod is close to the blow vent
The rod segment end of side be provided with baffle, the stepped hole to match with the baffle is offered on the end face of the valve plug.
The self-closing mechanism of above-mentioned a kind of valve based on hot melt part, it is characterised in that: the internal vertical of the shell is in shell
It is provided with partition in body axis direction, the through-hole for sleeve installation is offered on the partition.
Compared with the prior art, the utility model has the following advantages:
1, the utility model installs end face axle sleeve, the axis of end face axle sleeve in shell one end by connecting shell on valve
The blow vent being connected to the air inlet of valve or gas outlet is offered to center, it can be by the self-closing mechanism of this valve and valve
It is connected as one, structure is simple, is easily installed, and hardly needs the structure for changing valve script, low manufacture cost, using effect
It is good.
2, the utility model is by the enclosure interior installation guide rod, pocketed springs, sleeve and hot melt part on guide rod,
One end of spring is connected on the end face of valve plug, and the other end of spring is connected on the end face of sleeve, and since hot melt part clamps
On guide rod, therefore, under normal temperature state, under the collective effect of the spring force of the elastic force and spring of hot melt part itself, make valve plug
In the state far from blow vent, guarantees that valve is in the conductive state, will not influence the normal work of valve, when environment temperature reaches
When to 50 DEG C of set temperature or more, heat is conducted by shell to cyclic annular hot melt plastic elastic slice, becomes cyclic annular hot melt plastic elastic slice gradually
Shape cannot overcome the spring force of spring, effect of the valve plug in spring at this point, the elasticity of cyclic annular hot melt plastic elastic slice is greatly lowered
Under, the side for driving guide rod to close blow vent is mobile, and blow vent is closed, thus realize that the high temperature of valve is self-closing, it can
Effectively mitigate gas poisoning or causes the harmfulness of the accidents such as fire, explosion.
3, the hot melt part that the utility model is utilized is cyclic annular hot melt plastic elastic slice, is easily installed and replaces.
4, the utility model simple structure and reasonable design, manufacturing cost is low, easy to promote and utilize.
In conclusion the utility model simple structure and reasonable design, by leading in the enclosure interior installation guide rod
Pocketed springs, sleeve and hot melt part on bar, when environment temperature reaches 50 DEG C of set temperature or more, hot melt part deformation, valve plug exists
Under the action of spring, the high temperature that can be realized valve is self-closing, so as to effectively mitigate gas poisoning or cause fire, explosion etc.
The harmfulness of accident.
Below by drawings and examples, the utility model is further described in detail.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the structural schematic diagram of the utility model ring-type hot melt plastic elastic slice.
Fig. 3 is the structural schematic diagram of the utility model guide rod.
Fig. 4 is the structural schematic diagram of the utility model valve plug.
Description of symbols:
1-valve；1-1-air inlet；1-2-gas outlet；
2-shells；3-end face axle sleeves；3-1-blow vent；
4-guide rods；4-1-cancave cambered surface；4-2-baffle；
5-valve plugs；5-1-stepped hole；6-springs；
7-sleeves；8-cyclic annular hot melt plastic elastic slices；8-1-convex globoidal.
Specific embodiment
As shown in Figure 1, the utility model includes the shell 2 connecting with valve 1 and the guide rod that is mounted on inside the shell 2
4, and be successively sleeved on the guide rod 4 valve plug 5, spring 6, sleeve 7 and environment temperature reach 50 DEG C of set temperature with
The hot melt part that can be deformed when upper, one end of the shell 2 are equipped with end face axle sleeve 3, the axial centre of the end face axle sleeve 3
Position offers the blow vent 3-1 being connected to the air inlet 1-1 of valve 1 or gas outlet 1-2, and it is close that the valve plug 5 is located at guide rod 4
In the rod segment of the side the blow vent 3-1, the hot melt part is located in rod segment of the guide rod 4 far from the side the blow vent 3-1.
In the present embodiment, by connecting shell 2 on valve 1, end face axle sleeve 3, end face axle sleeve 3 are installed in 2 one end of shell
Axial centre position offer the blow vent 3-1 being connected to the air inlet 1-1 of valve 1 or gas outlet 1-2, can be by this valve
Self-closing mechanism is connected as one with valve 1, and structure is simple, is easily installed, and the structure for changing 1 script of valve, system are hardly needed
Make at low cost, using effect is good.
In the present embodiment, by the 2 inside installation guide rod 4 of shell, pocketed springs 6, sleeve 7 and heat on guide rod 4
Molten part, one end of spring 6 are connected on the end face of valve plug 5, and the other end of spring 6 is connected on the end face of sleeve 7, and due to heat
Molten part is installed on guide rod 4, therefore, under normal temperature state, in the collective effect of the spring force of the elastic force and spring 6 of hot melt part itself
Under, so that valve plug 5 is in the state far from blow vent 3-1, guarantees that valve 1 is in the conductive state, will not influence the normal work of valve 1
Make.
When environment temperature reaches 50 DEG C of set temperature or more, heat is conducted by shell 2 to hot melt part, make hot melt part by
Gradual change shape, at this point, the elasticity of hot melt part is greatly lowered, prevent the elastic force of hot melt part is from overcoming the spring force of spring 6, valve plug
5 under the action of spring 6, and the side for driving guide rod 4 to close blow vent 3-1 is mobile, and blow vent 3-1 is closed, thus real
The high temperature of existing valve 1 is self-closing, can effectively mitigate gas poisoning or cause the harmfulness of the accidents such as fire, explosion.
As shown in Fig. 2, the hot melt part is cyclic annular hot melt plastic elastic slice 8, the ring-type hot melt plastic elastic slice in the present embodiment
Inner ring surface is convex globoidal 8-1.
In the present embodiment, the structure of cyclic annular hot melt plastic elastic slice 8 is simple, and cheap, hot melt is good, when environment temperature reaches
At 50 DEG C of set temperature or more, cyclic annular hot melt plastic elastic slice 8 deforms, and drop the elasticity of cyclic annular hot melt plastic elastic slice 8 can significantly
Low, using effect is good.
As shown in figure 3, being offered in the rod segment of the side of the guide rod 4 far from blow vent 3-1 for ring-type in the present embodiment
The mounting groove that hot melt plastic elastic slice 8 is installed, the mounting groove have the cancave cambered surface 4-1 matched with convex globoidal 8-1.
In the present embodiment, the inner ring surface of cyclic annular hot melt plastic elastic slice is convex globoidal 8-1, and mounting groove has and convex globoidal 8-1
The purpose of the cancave cambered surface 4-1 matched is: when environment temperature reaches 50 DEG C of set temperature or more, cyclic annular hot melt plastic elastic slice 8
After deforming, since convex globoidal 8-1 and cancave cambered surface 4-1 cooperation transition is smooth, enable cyclic annular hot melt plastic elastic slice 8 from the peace
Abjection in tankage, guide rod 4 can be under the drives of spring 6, quickly to mobile close to the side of blow vent 3-1, and by blow vent
3-1 is closed, to realize that the high temperature of valve 1 is self-closing, using effect is good.
In actual use, it is installed in mounting groove for the ease of cyclic annular hot melt plastic elastic slice 8, cyclic annular hot melt plastic elastic slice 8 can also
To be designed as breakaway-element.
Shown in as shown in Figure 1, Figure 3 and Figure 4, in the present embodiment, the rod segment end of side of the guide rod 4 close to blow vent 3-1
It is provided with baffle 4-2, the stepped hole 5-1 to match with baffle 4-2 is offered on the end face of the valve plug 5.
In the present embodiment, the internal vertical of the shell 2 is in being provided with partition on 2 axis direction of shell, on the partition
Offer the through-hole installed for sleeve 7.
In actual use, after the self-closing mechanism of this valve being completed, shell 2 is connected on valve 1, needs to illustrate
: since cyclic annular hot melt plastic elastic slice 8 is chronically under squeezed state, in order to prevent under the action of compressing and rubbing against, answer
This inspects periodically the service condition of cyclic annular hot melt plastic elastic slice 8, or regularly replaces cyclic annular hot melt plastic elastic slice 8, guarantees this valve certainly
Close the validity of mechanism.
In actual use, the self-closing mechanism of the utility model valve also may be mounted on gas pipeline, when environment temperature reaches
When to 50 DEG C of set temperature or more, gas pipeline can be made to realize the self-closing mesh of high temperature using the self-closing mechanism of the utility model valve
, it ensure that the safety of gas pipeline.
The above is only the preferred embodiment of the utility model, not imposes any restrictions to the utility model, all
According to any simple modification to the above embodiments of the utility model technical spirit, change and equivalent structural changes, still
Belong in the protection scope of technical solutions of the utility model.
Claims (5)
1. a kind of self-closing mechanism of valve based on hot melt part, it is characterised in that: including the shell (2) being connect with valve (1) and peace
The guide rod (4) internal mounted in the shell (2), and the valve plug (5), spring (6), the set that are successively sleeved on the guide rod (4)
Cylinder (7) and the hot melt part that can be deformed when environment temperature reaches 50 DEG C of set temperature or more, one end peace of the shell (2)
Equipped with end face axle sleeve (3), the axial centre position of the end face axle sleeve (3) offer with the air inlet (1-1) of valve (1) or go out
The blow vent (3-1) of port (1-2) connection, the valve plug (5) are located at the bar of guide rod (4) close to the side the blow vent (3-1)
Duan Shang, the hot melt part are located at guide rod (4) far from the rod segment of the side the blow vent (3-1).
2. the self-closing mechanism of a kind of valve based on hot melt part described in accordance with the claim 1, it is characterised in that: the hot melt part is
The inner ring surface of cyclic annular hot melt plastic elastic slice (8), the ring-type hot melt plastic elastic slice is convex globoidal (8-1).
3. the self-closing mechanism of a kind of valve based on hot melt part according to claim 2, it is characterised in that: the guide rod (4)
The mounting groove for the installation of cyclic annular hot melt plastic elastic slice (8), the mounting groove are offered in the rod segment of one end far from blow vent (3-1)
With the cancave cambered surface (4-1) matched with convex globoidal (8-1).
4. the self-closing mechanism of a kind of valve based on hot melt part according to claim 2, it is characterised in that: the guide rod (4)
Rod segment end close to the one end of the blow vent (3-1) is provided with baffle (4-2), is offered on the end face of the valve plug (5)
The stepped hole (5-1) to match with the baffle (4-2).
5. the self-closing mechanism of a kind of valve based on hot melt part according to claim 2, it is characterised in that: the shell (2)
Internal vertical in being provided with partition on shell (2) axis direction, offered on the partition for sleeve (7) installation through-hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821359552.1U CN208670189U (en) | 2018-08-22 | 2018-08-22 | A kind of self-closing mechanism of valve based on hot melt part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821359552.1U CN208670189U (en) | 2018-08-22 | 2018-08-22 | A kind of self-closing mechanism of valve based on hot melt part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208670189U true CN208670189U (en) | 2019-03-29 |
Family
ID=65839375
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821359552.1U Active CN208670189U (en) | 2018-08-22 | 2018-08-22 | A kind of self-closing mechanism of valve based on hot melt part |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208670189U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111022721A (en) * | 2019-12-30 | 2020-04-17 | 宁波金欧五金制品有限公司 | Independent overtemperature shutoff and superflow shutoff gas safety air inlet joint mechanism |
-
2018
- 2018-08-22 CN CN201821359552.1U patent/CN208670189U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111022721A (en) * | 2019-12-30 | 2020-04-17 | 宁波金欧五金制品有限公司 | Independent overtemperature shutoff and superflow shutoff gas safety air inlet joint mechanism |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206723476U (en) | A kind of faucet water saving device | |
| CN208670189U (en) | A kind of self-closing mechanism of valve based on hot melt part | |
| CN209012450U (en) | Shut-off valve | |
| CN104390479A (en) | Explosion protection device of smelting furnace | |
| CN208487316U (en) | External seal connecting pipe and pipeline | |
| CN208703154U (en) | Safety valves for gas | |
| CN201819195U (en) | Atmospheric steam boiler | |
| CN201196340Y (en) | Gas pressure regulator | |
| CN201363427Y (en) | Electromagnetic valve | |
| CN203979528U (en) | A kind of one-way valve | |
| CN209229080U (en) | A kind of self-closing mechanism of valve based on thermometal part | |
| CN102374326A (en) | Gas self-closing valve with long-distance hose falloff and microleakage closing functions | |
| CN111022690B (en) | BIM engineering terminal warm accuse valve | |
| CN101113704A (en) | Fuel tank cap of general gasoline engine | |
| CN201382168Y (en) | Built-in butterfly-shaped check valve for insulating jacket | |
| CN2522696Y (en) | Automatic closing valve for domestic pipeline gas | |
| CN101266023A (en) | Gas pressure regulator | |
| CN114345045A (en) | Composite filter | |
| CN207703046U (en) | A kind of methanol heater | |
| CN207121930U (en) | A kind of hinge arrangement for well lid upset 180 degree | |
| CN202597805U (en) | Check valve for preventing tail gas leakage caused by poor air draft | |
| CN204488783U (en) | A kind of vacuum check valve | |
| CN110925452B (en) | Engineering water supply system based on BIM | |
| CN110886866B (en) | Assembling and debugging method for BIM engineering terminal valve | |
| CN211117687U (en) | Straight valve angle valve integral type valve body |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |