CN2662025Y

CN2662025Y - Valve body structure of personal gas heater

Info

Publication number: CN2662025Y
Application number: CN 200320103777
Authority: CN
Inventors: 林槐泰
Original assignee: Individual
Current assignee: Individual
Priority date: 2003-11-06
Filing date: 2003-11-06
Publication date: 2004-12-08
Anticipated expiration: 2013-11-06

Abstract

The utility model discloses a valve structure for a personal gas heating apparatus, comprising an upper base, a lower base, a sealing component and a temperature control device; wherein the sealing component is clamped between the upper base and the lower base and a hole is arranged on the sealing component. An upper channel is arranged between the upper base and the sealing component and a lower channel is arranged between the lower base and the sealing component and is communicated with the upper channel through the hole of the sealing component. The temperature control device comprises a storage element. At least one part of the storage element is arranged in the combustion chamber. A control lever is connected between the storage element and the valve structure and is used for controlling the flow rate of the channel. The fuel flow rate through the channel is based on the temperature inside the combustion chamber. The utility model has the advantages of adjusting gas flow rate automatically, convenient usage and easy production.

Description

The valve body structure of personal gas heating utensil

Technical field

The utility model relates to a kind of valve body structure, refers to a kind of valve body structure of personal gas heating utensil especially.

Background technique

Enforcement along with two-day weekend, make people increase many idle time, can come to prick up oneself carefully, and when people desire to do to change in the appearance of hair, all must use the volume comb to come hair crimping to form the radian of a modish streamline, trim moulding with blower again, make moulded more bright and new beautiful, the modulating valve of hair iron in the past is a temperature of utilizing temperature actuator sensing firing chamber, and be arranged in the perforation of plate and directly contact the shell fragment that pushes against Sealing with the tip that measures bar, make the shell fragment displacement and reach the sectional area of adjusting permission gas flow in the air flue, but the shell fragment of this modulating valve only has the sub-fraction area to be connected in Sealing, exhausted most periphery of this shell fragment is not connected with Sealing, so ought use down repeatedly for a long time and very easily cause elastic fatique and follow the string, the function of gas flow is adjusted in the i.e. forfeiture of meaning, and it is communicated in the temperature actuator of firing chamber, bear Gao Re for a long time and easily cause fault, differed in the gap of the shell fragment that measures part pushing and pressing Sealing, and cause the instability of gas flow, this modulating valve has many disappearances, and necessity of the improvement of being researched and developed is arranged in fact.

Summary of the invention

The purpose of this utility model is to avoid above-mentioned deficiency, and a kind of novel valve body structure is provided, and reaches the effect of automatic adjustment gas flow.

The purpose of this utility model can be achieved through the following technical solutions:

The valve body structure of personal gas heating utensil of the present utility model, a kind of valve body structure of personal gas heating utensil comprises: the seat of honour, following seat, Sealing, control gear, temperature controlling device, wherein, Sealing is sandwiched between the seat of honour and following, and Sealing is provided with a hole, and upper signal channel is located between the seat of honour and Sealing, lower channel is located at down between seat and Sealing, and is communicated with upper signal channel through the hole of Sealing; Temperature controlling device comprises memory cell, and memory cell has at least some to be located in the firing chamber, and controlling rod is connected between memory cell and valve body structure, in order to the flow of control channel.First memory cell and second memory cell of its temperature controlling device are made by the memory metal of different qualities.When two memory cells not during temperature distortion, the gas in the channel of following seat is greatly in the channel at the inflow seat of honour of flow.After two memory cell temperature distortions, but two memory cell interlock controlling rod displacements, but make down gas in the channel of seat only in the channel at the inflow seat of honour of small flow.And when combustion chamber temperature was lower than the predefined deformation temperature of two memory cells, two memory cells promptly can return back to initial position by the interlock controlling rod, and reach the effect of automatic adjustment gas flow.

Owing to adopt technique scheme, the utlity model has following advantage and effect:

1. the utility model " valve body structure of personal gas heating utensil ", first memory cell and second memory cell of this temperature controlling device are made by the memory metal of different qualities.When two memory cells not during temperature distortion, the gas in the channel of following seat is greatly in the channel at the inflow seat of honour of flow.After two memory cell temperature distortions, but two memory cell interlock controlling rod displacements, but make down gas in the channel of seat only in the channel at the inflow seat of honour of small flow, and reach the effect of automatic adjustment gas flow.

2. the utility model " valve body structure of personal gas heating utensil ", first memory cell and second memory cell of this temperature controlling device are made by the memory cell of different qualities.When combustion chamber temperature was lower than the predefined deformation temperature of two memory cells, two memory cells promptly can return back to initial position by the interlock controlling rod, and reach the effect of automatic adjustment gas flow.

Description of drawings

Figure 1A is the three-dimensional combination figure of heater.

Figure 1B is the part perspective view of heater.

Fig. 2 is the sectional view of valve body structure.

Fig. 3 is the amplification view of valve body structure, and expression gas is detained in following channel.

Fig. 4 is that the edge of Fig. 3 is continuous, represent the interior gas of following the channel inflow firing chamber of flow greatly.

Fig. 5 is that the edge of Fig. 4 is continuous, but the interior gas of the channel of following of the expression inflow firing chamber of small flow only.

Fig. 6 is the sectional view of second embodiment's valve body structure, and expression gas is detained in following channel.

Fig. 7 is that the edge of Fig. 6 is continuous, represent the interior gas of following the channel inflow firing chamber of flow greatly.

Fig. 8 is that the edge of Fig. 7 is continuous, but the interior gas of the channel of following of the expression inflow firing chamber of small flow only.

Among the figure: 1-heated chamber, 11-switch, 12-firing chamber, 2-valve body structure, the 3-seat of honour, 31-channel, following of 4-, 41-channel, the 42-channel, 5-Sealing, 51-hole, 6-control gear, the 61-bar of pulling, 62-interlock plate, 63-elastomer, 7-temperature controlling device, the 71-pipe, the 72-controlling rod, the 721-protuberance, 722-keeps off edge, the 723-card division, 73-first memory cell, 74-second memory cell, 8-pipe

Embodiment

With reference to Figure 1A and Figure 1B, first embodiment of the present utility model, valve body structure 2 is located in the handle of personal gas heating utensil 1, one end of this heated chamber 1 is provided with a firing chamber 12, end is provided with a fuel bath (not shown) in addition, by switch 11 starts of operate heater tool 1, and the optionally keying of control valve body structure 2.

With reference to Fig. 2, this valve body structure 2 comprises: the seat of honour 3, following 4, Sealing 5, control gear 6 and temperature controlling device 7.Sealing 5 has elasticity, is located at the seat of honour 3 and following 4.Control gear is located at the seat of honour 3, optionally limits gas in following 4.One end of temperature controlling device 7 is located in the firing chamber 12 of heated chamber 1, and in addition end is located in the seat of honour 3, and optionally the gas of following 4 of control enters the flow at the seat of honour 3.

5 of the seat of honour 3 and Sealings are formed with a channel 31, and the gas in this channel 31 can enter in the firing chamber 12 via pipe 8.

The channel 41 of following seat 4 is communicated in fuel bath, and following 4 and 5 of Sealings are formed with a channel 42.Gas in this channel 42 can enter in the seat of honour 3 through the hole 51 of Sealing 5.

Control gear 6 includes the bar 61 of pulling, interlock plate 62 and elastomer 63.Protruding being exposed to outside the seat of honour 3 of an end of bar 61 of pulling, and be incorporated into an end of interlock plate 62.The in addition end of bar 61 of pulling is positioned at 5 of the seat of honour 3 and Sealings, and an elastomer 63 is established at

pull bar

61 and 3 at the seat of honour.The end in addition of interlock plate 62 is subjected to the interlock of switch 11, produces displacement longitudinally and optionally drive the bar 61 of pulling with the seat of honour 3.

Temperature controlling device 7 includes pipe 71, controlling rod 72, first memory cell 73 and second memory cell 74.Pipe 71 is located at the seat of honour 3.Controlling rod 72 is located in the pipe 71, and an end of controlling rod 72 is located in the seat of honour 3, and a protuberance 721 is established in its end, and this protuberance 721 is corresponding to the hole 51 of Sealing 5.The end in addition of controlling rod 72 is established a retaining edge 722.Retaining

edge

722 and 71 of pipes are established one first memory cell 73, and this first memory cell 73 is made by the memory metal that is subjected to thermal shrinkage.121 of the walls of retaining edge 722 and firing chamber 12 are established one second memory cell 74, and this second memory cell 74 is made by the memory metal of expanded by heating.

With reference to Fig. 3, when the switch 11 of heated chamber 10 was positioned at the OFF position, the end in addition of the bar 61 of pulling of control gear 6 was subjected to the butted of elastomer 63, and compressing Sealing 5 resiliently deformables, and seal following 4 channel 41 simultaneously.Gas in the fuel bath is detained in channel 41, and can't enter channel 42.

With reference to Fig. 4, when the switch 11 of heated chamber 10 was positioned at the ON position, the interlock plate 62 of control gear 6 was subjected to the interlock of switch 11, moved and drive on the bar 61 of pulling.Sealing 5 is no longer oppressed and resilience, and at this moment, the gases in the channel 41 of following seat 4 can enter channel 42, enters in the channel 31 at the seat of honour through the hole 51 of Sealing 5, and last gas is through managing 8 and enter in the firing chamber 12.

It should be noted that because the gases in the firing chamber 12 are not lighted as yet, therefore be positioned at first memory cell 73 of firing chamber 12 and second memory cell 74 and be not heated and can not be out of shape.So 51 in the protuberance 721 of controlling rod 71 1 ends of temperature controlling device 7 and the hole of Sealing 5 form a bigger gap.Gas in the channel 42 is greatly in the inflow information processing road 31 of flow, makes that firing chamber 12 is interior can be full of inflammable gas fast.

With reference to Fig. 5, when operating the ignition mechanism (not shown), the user lights gas in the firing chamber 12 of heated chamber 10, and the temperature in the firing chamber 12 increase.First memory cell 73 of temperature controlling device 7 produces in the back that is heated and shrinks, and the shortening of this length causes controlling rod 71 to move down.Second memory cell 74 of temperature controlling device 7 produces in the back that is heated and expands, and the increase of this length can push against controlling rod 71 and move down.So 51 in the protuberance 721 of controlling rod 71 1 ends of temperature controlling device 7 and the hole of Sealing 5 form a less clearance.But the gas in the channel 42 is only in the inflow channel 31 of small flow, and reaches the effect of automatic adjustment gas flow.

It should be noted that this first memory cell 73 and second memory cell 74 made by memory cell, so when the temperature in the firing chamber 12 was lower than the predefined deformation temperature of two memory cells, this first memory cell 73 and second memory cell 74 promptly can return back to original length.So, but interlock controlling rod 71 returns back to initial position, can supply with the required gas of firing chamber 12 internal combustion fast.

Fig. 6 shows the utility model second embodiment's valve body structure.Second embodiment is identical with first embodiment, and an end of the controlling rod 72 of the different temperature controlling devices of implementing except following 3, Sealing 5 and temperature controlling device 77 is established a card division 723, and this card division 723 is with respect to 5 of following 3 and Sealings.Importantly, the position of first memory cell 73 of temperature controlling

device

7 and 74 settings of second memory cell is exchanged.This first memory cell 73 is located at 121 of the walls of retaining edge 722 and firing chamber 12, and second memory cell 74 is located at retaining edge 722 and is managed 71.

Fig. 6 shows that further when the switch 11 of heated chamber 10 was positioned at the OFF position, the end in addition of the bar 61 of pulling of control gear 6 was oppressed Sealing 5 resiliently deformables, and has sealed the channel 41 of time seat 4.Gas in the fuel bath is detained in channel 41, and can't enter channel 42.

With reference to Fig. 7, when the switch 11 of heated chamber 10 was positioned at the ON position, the interlock plate 62 of control gear 6 was subjected to the interlock of switch 11, moved and drive on the bar 61 of pulling.Sealing 5 is no longer oppressed and resilience, and at this moment, the gases in the channel 41 of following seat 4 can enter channel 42, enters in the channel 31 at the seat of honour through the hole 51 of Sealing 5, and last gas is through managing 8 and enter in the firing chamber 12.And can not be out of shape because of first memory cell 73 and second memory cell 74 are heated, so 5 of the card division 723 of controlling rod 71 1 ends of temperature controlling device 7 and Sealings form a bigger gap.Gas in the channel 42 is greatly in the inflow channel 31 of flow, makes that firing chamber 12 is interior can be full of inflammable gas fast.

With reference to Fig. 8, when operating the ignition mechanism (not shown), the user lights gas in the firing chamber 12 of heated chamber 10, and the temperature in the firing chamber 12 increase.Second memory cell 74 of temperature controlling device 7 produces in the back that is heated and expands, and the increase of this length can push against on the controlling rod 71 and move, and first memory cell 73 of temperature controlling device 7 produces in the back that is heated and shrinks, and the shortening of this length causes on the controlling rod 71 and moves.So 5 of the card division 723 of controlling rod 71 1 ends of temperature controlling device 7 and Sealings form a less clearance.But the gas in the channel 42 is only in the inflow channel 31 of small flow, and reaches the effect of automatic adjustment gas flow.

The above person only, it only is preferred embodiment of the present utility model, when can not with the scope implemented of qualification the utility model, so the change of numerical value or displacement of equivalent elements such as, or, all should still belong to the category that the utility model patent contains according to equalization variation and modification that the utility model claim is done.

Claims

1, a kind of valve body structure of personal gas heating utensil, comprise: the seat of honour (3), following seat (4), Sealing (5), control gear (6), temperature controlling device (7), it is characterized in that: Sealing (5) is sandwiched between the seat of honour (3) and following (4), and Sealing (5) is provided with a hole (51), and upper signal channel (31) is located between the seat of honour (3) and Sealing (5), lower channel (42) is located at down between seat (4) and Sealing (5), and is communicated with upper signal channel (31) through the hole (51) of Sealing (5); Temperature controlling device (7) comprises that memory cell, memory cell have at least some to be located in the firing chamber (12), and controlling rod (72) is connected between memory cell and valve body structure (2), in order to the flow of control channel.

2, the valve body structure of personal gas heating utensil according to claim 1 is characterized in that: control gear (6) is located at the seat of honour (3), channel (42) sealing that optionally will following (4).

3, the valve body structure of personal gas heating utensil according to claim 1 is characterized in that: be located at heated chamber (1) but switch interlock control gear (6) start.

4, the valve body structure of personal gas heating utensil according to claim 1 is characterized in that: the end in addition of controlling rod (72) is established a retaining edge (722), and the two ends of this retaining edge (722) are respectively equipped with first memory cell (73) and second memory cell (74).

5, the valve body structure of personal gas heating utensil according to claim 1 is characterized in that: first memory cell (73) is made by the memory metal that is subjected to thermal shrinkage.

6, the valve body structure of personal gas heating utensil according to claim 1 is characterized in that: second memory cell (74) is made by the memory metal of expanded by heating.

7, the valve body structure of personal gas heating utensil according to claim 1 is characterized in that: an end of controlling rod (72) is provided with a protuberance (721), and this protuberance (721) is corresponding to the hole (51) of Sealing (5).