CN2849360Y

CN2849360Y - Valve for meat roaster using liquefied and natural gas

Info

Publication number: CN2849360Y
Application number: CN 200520143270
Authority: CN
Inventors: 黄重景
Original assignee: Grand Mate Co Ltd
Current assignee: Grand Mate Co Ltd
Priority date: 2005-11-23
Filing date: 2005-11-23
Publication date: 2006-12-20
Anticipated expiration: 2015-11-23

Abstract

The utility model discloses a valve for a meat roaster using liquefied and natural gas. A flow plug is arranged between an air inlet hole and an air outlet hole of a valve main body and then a valve cover is assembled to position the flow plug. The valve cover is provided with an annular track on the end face and the annular track is concavely provided with a slot additionally. The valve cover is penetrated and pivoted with a rotating rod, and the rotating rod and the flow plug are connected by a jogged part. The rotating rod is provided with a cam which is positioned by a spring, and a flange of the cam is just spaced in the slot to link the closed flow plug. The valve cover is provided with a tooth surface on the annular track; after the rotating rod is internally pressed to rotate, the flange of the cam can be linked to be elastically butted on an optional position of the tooth surface to control the switching and the flow of natural gas. A position of the valve cover corresponding to the tooth surface is provided with an adjusting hole, and a stopping piece can be locked into the adjusting hole. The rotating range of the flange of the cam on the tooth surface can be limited by the stopping piece, and thus the utility model is suitable for the switching and the control of flow of liquid gas.

Description

Liquefaction and casinghead gas can be shared the meat roasting oven switch

Technical field

The utility model relates to a kind of switch, refers to the meat roasting oven switch that a kind of liquefaction and casinghead gas can be shared especially.

Background technique

Along with the progress in epoch and the transformation of lifestyle, meat roasting oven has been the at present general indispensable apparatus of recreation, considers the most general popular employing of gas meat roasting oven based on ease of use.And the form of general gas meat roasting oven is variant because of employed fuel, so can be divided into two kinds, be respectively casinghead gas and compressed petroleum gas, this two meat roasting oven switch flow control has nothing in common with each other, generally speaking, the flow of compressed petroleum gas is can not ether big, and therefore, the meat roasting oven switch of these two kinds of different gas must distinctly be made, cannot be shared, thus, for obtaining the manufacturer of order, the puzzlement that is not inconsistent economic benefit is arranged really.

So the TaiWan, China patent announcement is just arranged, and No. 271229 " dual-use gas stove switch " gives birth to because of fortune, this case mainly is between the suction tude fitting seat and gas air nozzle of a gas switch, installs one additional and adjusts control valve unit; This adjustment control valve unit mainly comprises: a valve seat, and establish stratum awl hole in about central authorities and chew with suction tude bearing and gas and communicate, be located between aforementioned fitting seat and gas nozzle, and chew with this fitting seat gas and to be combined into one; One valve rod is a taper stratum bar, establishes a suction port in its body of rod one side, and that opposite side is then established is one big, a little air outlet hole all communicates with this suction port, and in its body of rod upper end and be provided with " one " shape groove, during its stratum that is plugged in valve seat bores and cheats; One spring is sleeved on the aforementioned valve rod upper end that is plugged in the valve seat; And a fixed plate, the nail fixing apparatus is on aforementioned valve seat, in order to push down aforementioned spring and fixing aforementioned valve rod.

Make a general survey of the preceding case of above-mentioned patent, it mainly borrows bottle opener or the left and right rotation of its phase class instrument to adjust this valve rod, can be applicable to the gas stove switch that casinghead gas or compressed petroleum gas air feed are used respectively; But this valve rod manufacturing still dislikes cost too high, and is difficult for adjusting the flow of this casinghead gas or compressed petroleum gas, causes the not high shortcoming of practicability.

The model utility content

The purpose of this utility model is to provide the meat roasting oven switch that a kind of liquefaction and casinghead gas can be shared, its under the structure of simplifying, but make it feed flowization or casinghead gas is shared, simplify the demand of making to reach.

For achieving the above object, technical solution of the present utility model is: the meat roasting oven switch that a kind of liquefaction and casinghead gas can be shared, its valve body is provided with assembly hole between blowhole and air outlet hole, be pivoted with the flow plug in the assembly hole, this flow plug is then with throttling passage intermediary blowhole and air outlet hole, and is provided with valve gap at this assembly hole exterior edge face lock; Described valve gap is provided with annular orbit in this end face, track is concaved with short slot, and valve gap runs through the bull stick that is pivoted, bull stick and flow plug can the embedding portion of containing link, the bull stick device has the cam that is subjected to the spring push location, the cam peripheral flange can be limited in the short slot, being in separation in response to two embedding parts, and makes the throttling passage of flow plug in the closed position; Described valve gap is provided with the axially concavo-convex flank of tooth in track, deviate from short slot and enter flank of tooth when rotation in bull stick interlock cam bead, but its cam bead elasticity when rotating abuts against on flank of tooth arbitrary position, makes it synchronizing shaft to moving back and forth switch and the flow control of adjusting casinghead gas; In addition, described valve gap is provided with in the position of the relative flank of tooth adjusts the hole, and this adjusts the hole and can lock for an interdiction piece, makes it to limit the slewing area of cam bead at the flank of tooth, to be suitable for compressed petroleum gas switch and flow control.

Described assembly hole outwards is provided with the two class holes that diameter increases progressively in external end edge, and a coil spring is installed in the first class hole, and the outstanding assembly hole end face in spring outer end; Described valve gap center has provided through hole, valve gap is concaved with involutory hole, a more involutory hole aperture big annular orbit bigger than through-hole aperture with one heart in sealed end face in addition, its annular orbit is concaved with two short slots vertically at interval, and annular orbit is provided with the ring projection in the outside of a short slot, this ring projection just can be involutory in the second class hole of valve body, then annular orbit axially concavo-convex flank of tooth that is provided with between another short slot and ring projection; Described bull stick runs through in the through hole that is hubbed at valve gap, bull stick is positioned in the involutory hole with shoulder, and makes cam be combined in the square stud shaft of bull stick with square keyhole, and cam is subjected to spring outer end pushing tow, the bead of cam is limited in the short slot, to be in separation in response to two embedding parts.

The shape of the bead of described cam and each tooth of the flank of tooth is suitable.

After adopting such scheme, the utility model utilization is the means of limit switch angle of swing respectively, make it to be suitable for respectively the switch that casinghead gas or compressed petroleum gas air feed are used; And utilize valve gap to have, do not have lock and establish interdiction piece and come respectively feed flow gas or casinghead gas to use, and when establishing interdiction piece, lock can effectively limit compressed petroleum gas switch rotating range, its structure is quite simplified and is met economic benefit.

Description of drawings

Fig. 1 is a decomposing schematic representation of the present utility model;

Fig. 2 is the schematic perspective view of the utility model valve gap other direction;

Fig. 3 is the schematic perspective view of the utility model combination;

Fig. 4 is the axial section schematic representation of the utility model in closed condition;

Fig. 5 is the radial section schematic representation of the utility model in closed condition;

Fig. 6 is that the utility model is looked closely generalized section in the valve gap of closed condition;

Fig. 7 is the axial section schematic representation that the utility model is opened in desire;

Fig. 8 is the axial section schematic representation of the utility model after opening;

Fig. 9 is the radial section schematic representation of the utility model behind standard-sized sheet;

Figure 10 is the axial section schematic representation of the utility model behind standard-sized sheet;

Figure 11 is that the valve gap of the utility model behind standard-sized sheet looked closely generalized section;

Figure 12 is that the utility model applies to LNG Liquefied natural gas and the valve gap that is in when closing is looked closely generalized section;

Figure 13 is that the utility model applies to LNG Liquefied natural gas and valve when being in standard-sized sheet is looked closely generalized section.

The primary component symbol description

10 valve bodies, 11 blowholes, 12 air outlet holes

131 class holes, 13 assembly holes, 130 class holes

14 flow plugs, 140 embedding parts, 15 throttling passages

20 springs, 30 valve gaps, 31 through holes

32 involutory hole 33 tracks, 34 short slots

35 ring projections, 36 flank of tooth 37 are adjusted the hole

38 interdiction pieces, 40 bull sticks, 41 shoulders

42 embedding parts, 43 cams, 44 beads

Embodiment

Please referring to Fig. 1 to Fig. 6, the utility model comprises:

One valve body 10, it has the blowhole 11 and the air outlet hole 12 of difference, and be provided with assembly hole 13 in

blowhole

11 and 12 intermediaries of air outlet hole, be pivoted with flow plug 14 in this assembly hole 13, flow plug 14 outer ends then are provided with embedding part 140, and it has and can intermediary adjust blowhole 11 and the long-pending throttling passage 15 of air outlet hole 12 connection sections, make it to reach the function of burnt gas switch and flow adjustment, and this assembly hole 13 outwards is provided with the two class holes 130,131 that diameter increases progressively at least in external end edge;

One coil spring 20 is installed in the first class hole 130, and outstanding assembly hole 13 end faces in its outer end;

One valve gap 30, what it was involutory is locked on assembly hole 13 end faces, its center has provided through hole 31, valve gap 30 is concaved with an involutory hole 32 bigger than through hole 31 apertures with one heart in sealed end face in addition, the big annular orbit 33 in 32 apertures, one more involutory hole, please cooperate Fig. 6 to see it, its annular orbit 33 is concaved with two short slots 34 vertically at interval, and annular orbit 33 is provided with ring projection 35 in the outside of a short slot 34, this ring projection 35 just can be involutory in the second class hole 131 of valve body 10, annular orbit 33 is at the axial concavo-convex tooth flesh 36 that is provided with of another

short slot

34 and 35 of projections of ring then, this valve gap 30 has provided in the flank of tooth 36 suitable positions adjusts hole 37, this adjusts hole 37 and can screw togather for interdiction piece 38, and interdiction piece 38 the inners are projected on the flank of tooth 36;

One bull stick 40, it runs through in the through hole 31 that is hubbed at valve gap 30, this bull stick 40 is positioned in the involutory hole 32 with shoulder 41, make that bull stick 40 is unlikely deviates from valve gap 30, bull stick 40 then is provided with embedding part 42 in the inner, this embedding part 42 can link with the embedding part 140 of flow plug 14, making bull stick 40 can drive flow plug 14 rotates in the lump, then be assembled with a cam 43 in the involutory hole 32, this cam 43 is combined in the square stud shaft of bull stick 40 with square keyhole, rotate but make bull stick 40 one drive cam 43, and cam 43 is equipped with bead 44 in the appropriate position, outer periphery to external diameter, this bead 44 is suitable with the flank of tooth 36 each castellated shape.When the utility model is in closed condition, its cam 43 is subjected to spring 20 pushing tows, make the bead 44 of cam 43 just be limited in the short slot 34, shown in Fig. 4,5,6, be in separated state to reach two

embedding parts

140,42, and make the throttling passage 15 of 12 of blowholes 11, air outlet hole be in closed state, so just can close the utility model.

Please cooperate Fig. 7～11 sights, when the utility model applies to casinghead gas, its interdiction piece 38 need not be screwed into to be adjusted in the hole 37, at this moment, when user's desire is opened, need only overcome spring 20 default elastic force earlier and interior pressure bull stick 40, make the bead 44 of cam 43 deviate from short slot 34, impose a Power of Spin again and give bull stick 40 this moment, just can make on any position of the bead 44 involutory flank of tooth 36 of cam 43, and be subjected under spring 20 effects bead 44 elasticity to be abutted against in the flank of tooth 36, so when adjusting flow in rotation, this bead 44 can be along the concavo-convex of the flank of tooth 36 each profile of tooth and synchronizing shaft to moving back and forth, make user's palm when adjusting, have the special feel of vibration and sound, remind the user to open the special function of combustion gas to reach, and in the process of adjusting flow, this flank of tooth 36 can provide the effect of bull stick 40 a node control, easily and really regulates the effect of casinghead gas flow in the location to obtain tool at any time, improves the degree of adaptability between itself and user greatly.

Please cooperate Figure 12 and Figure 13 to see it again, when the utility model applies to compressed petroleum gas, its interdiction piece 38 must be screwed in the adjustment hole 37 and protrude in the flank of tooth 36, at this moment, when user's desire is opened, need only overcome spring 20 default elastic force earlier and interior pressure bull stick 40, make the bead 44 of cam 43 deviate from short slot 34, impose a Power of Spin again and give bull stick 40 this moment, 44 pairs of the beads of cam 43 are bonded on the flank of tooth 36,, make that the scope when bull stick 40 is adjusted flow in rotation is restricted owing to be subjected to the restriction of interdiction piece 38, the utilization of compressed petroleum gas switch so just can be provided, locate the effect of regulating the liquefaction gas flow easily and really to obtain tool.

In sum, the utility model utilizes valve gap to have, do not have lock and establishes interdiction piece and come respectively feed flow gas or casinghead gas to use, and its structure is quite simplified and met economic benefit, and can effectively limit compressed petroleum gas switch rotating range when lock is established interdiction piece.And the above only is a preferred embodiment of the present utility model, when can not with the scope implemented of qualification the utility model, promptly the equalization of being done according to the utility model claim generally changes and modifies, and all should still belong in the scope that the utility model contains.

Claims

1, the meat roasting oven switch that a kind of liquefaction and casinghead gas can be shared, its valve body is provided with assembly hole between blowhole and air outlet hole, be pivoted with the flow plug in the assembly hole, this flow plug is then with throttling passage intermediary blowhole and air outlet hole, and is provided with valve gap at this assembly hole exterior edge face lock;

It is characterized in that: described valve gap is provided with annular orbit in this end face, track is concaved with short slot, and valve gap runs through the bull stick that is pivoted, bull stick and flow plug can link by embedding part, the bull stick device has the cam that is subjected to the spring push location, the cam peripheral flange can be limited in the short slot, being in separation in response to two embedding parts, and makes the throttling passage of flow plug in the closed position;

Described valve gap is provided with the axially concavo-convex flank of tooth in track, deviate from short slot and enter flank of tooth when rotation in bull stick interlock cam bead, but its cam bead elasticity when rotating abuts against on flank of tooth arbitrary position, makes it synchronizing shaft to moving back and forth switch and the flow control of adjusting casinghead gas;

In addition, described valve gap is provided with in the position of the relative flank of tooth adjusts the hole, and this adjusts the hole and can lock for an interdiction piece, makes it to limit the slewing area of cam bead at the flank of tooth, to be suitable for compressed petroleum gas switch and flow control.

2, the meat roasting oven switch that liquefaction and casinghead gas can be shared according to claim 1, it is characterized in that: described assembly hole outwards is provided with the two class holes that diameter increases progressively in external end edge, one coil spring is installed in the first class hole, and the outstanding assembly hole end face in spring outer end;

Described valve gap center has provided through hole, valve gap is concaved with involutory hole, a more involutory hole aperture big annular orbit bigger than through-hole aperture with one heart in sealed end face in addition, its annular orbit is concaved with two short slots vertically at interval, and annular orbit is provided with the ring projection in the outside of a short slot, this ring projection just can be involutory in the second class hole of valve body, then annular orbit axially concavo-convex flank of tooth that is provided with between another short slot and ring projection;

Described bull stick runs through in the through hole that is hubbed at valve gap, bull stick is positioned in the involutory hole with shoulder, and makes cam be combined in the square stud shaft of bull stick with square keyhole, and cam is subjected to spring outer end pushing tow, the bead of cam is limited in the short slot, to be in separation in response to two embedding parts.

3, the meat roasting oven switch that liquefaction and casinghead gas can be shared according to claim 1, it is characterized in that: the shape of the bead of described cam and each tooth of the flank of tooth is suitable.