阅读说明：本技术 一种异形弹簧脉冲开关 (Special-shaped spring pulse switch ) 是由 陈锡阳 薛键清 于 2020-06-01 设计创作，主要内容包括：一种异形弹簧脉冲开关,涉及灶具阀体总成技术领域,包括阀杆、阀针、阀芯、异形弹簧和脉冲片,阀芯内部具有贯穿上、下端的空腔体,阀针穿插在空腔体内,阀针的上端设置有第一阻挡圈,空腔体内设置有第二阻挡圈,异形弹簧套在阀针上,异形弹簧的下端抵接于第二阻挡圈的上端,异形弹簧的上端抵接于第一阻挡圈的下端；阀杆的下端设置有外接部,阀芯上端设置有内接部,外接部和内接部相互滑动连接,阀针的上端抵接于阀杆的下端；利用异形弹簧,通过异形弹簧上的下压支脚与脉冲片的接触,实现电路的导通,异形弹簧不仅提供了导通作用,还实现阀杆的复位,实现了该配件的多功能性,降低配件数量,提高装配效率。(A special-shaped spring pulse switch relates to the technical field of stove valve body assemblies and comprises a valve rod, a valve needle, a valve core, a special-shaped spring and a pulse sheet, wherein a cavity body penetrating through the upper end and the lower end is arranged in the valve core; the lower end of the valve rod is provided with an external connection part, the upper end of the valve core is provided with an internal connection part, the external connection part and the internal connection part are mutually connected in a sliding manner, and the upper end of the valve needle is abutted against the lower end of the valve rod; utilize the special-shaped spring, through the contact of the last stabilizer blade of pushing down of special-shaped spring with the pulse piece, realize switching on of circuit, the special-shaped spring not only provides the effect of switching on, still realizes reseing of valve rod, has realized the multifunctionality of this accessory, reduces accessory quantity, improves assembly efficiency.)

1. A special-shaped spring pulse switch is characterized by comprising a valve rod, a valve needle, a valve core, a special-shaped spring and a pulse sheet, wherein a cavity body penetrating through the upper end and the lower end is arranged in the valve core; the lower end of the valve rod is provided with an external connection part, the upper end of the valve core is provided with an internal connection part, the external connection part and the internal connection part are mutually connected in a sliding manner, and the upper end of the valve needle is abutted against the lower end of the valve rod; the pulse is installed at the side of the valve core, the upper end of the special-shaped spring extends outwards to form a pressing support leg, and the lower end of the pressing support leg is matched with the pulse.

2. The profiled spring pulse switch of claim 1, wherein the valve needle is further sleeved with a flat gasket and a rubber ring, the rubber ring is mounted at the upper end of the first check ring, and the flat gasket is mounted at the upper end of the rubber ring; the lower end of the special-shaped spring is abutted against the upper end of the flat cushion.

3. The shaped spring pulse switch according to claim 1, wherein the pulse sheet is provided with a socket, and the pulse sheet is sleeved on the valve core through the socket.

4. The shaped spring pulse switch according to claim 1, further comprising a mounting collar, wherein the mounting collar has a mounting groove, the bottom of the mounting groove has a fixing through hole, the outer side of the valve core has a fixing portion, the mounting collar is connected to the fixing portion through the fixing through hole, the pulse sheet is mounted in the mounting groove, the side of the pulse sheet extends outward to form a pulse end, and the pulse end penetrates through the side wall of the mounting groove.

5. The shaped spring pulse switch according to claim 1, further comprising a limiting piece, wherein the limiting piece abuts against between the valve needle and the valve rod, a through-insertion opening is formed in the limiting piece, and the external connection portion is in insertion fit with the through-insertion opening.

Technical Field

The invention relates to the technical field of kitchen range valve body assemblies, in particular to a special-shaped spring pulse switch.

Background

The pulse switch refers to a shortcut of pulse on and off. Pulse generally refers to a kind of electrical impulse that is used in electronic technology and is like a pulse and is short-lived. The main characteristics are waveform, amplitude, width and repetition frequency. A pulse is a signal that occurs for a short time in the entire signal period relative to a continuous signal, with no signal for most of the signal period. Just like a person's pulse.

At present, a switch for ignition of a cooker utilizes the principle of a pulse switch, but the existing pulse switch for ignition of the cooker has the defects of structural design of accessories, single function of the accessories, multiple accessories, low assembly efficiency and the like.

Disclosure of Invention

The present invention aims to overcome the above-mentioned shortcomings and provide a technical solution to solve the above-mentioned problems.

A special-shaped spring pulse switch comprises a valve rod, a valve needle, a valve core, a special-shaped spring and a pulse sheet, wherein a cavity body penetrating through the upper end and the lower end is arranged in the valve core; the lower end of the valve rod is provided with an external connection part, the upper end of the valve core is provided with an internal connection part, the external connection part and the internal connection part are mutually connected in a sliding manner, and the upper end of the valve needle is abutted against the lower end of the valve rod; the pulse is installed at the side of the valve core, the upper end of the special-shaped spring extends outwards to form a pressing support leg, and the lower end of the pressing support leg is matched with the pulse.

Preferably, the valve needle is further sleeved with a flat gasket and a rubber ring, the rubber ring is mounted at the upper end of the first check ring, and the flat gasket is mounted at the upper end of the rubber ring; the lower end of the special-shaped spring is abutted against the upper end of the flat cushion.

Preferably, the pulse sheet is provided with a socket, and the pulse sheet is sleeved on the valve core through the socket.

Preferably, the special-shaped spring pulse switch further comprises an installation ferrule, the installation ferrule is provided with an installation groove, a fixing through hole is formed in the bottom of the installation groove, a fixing portion is formed in the outer side portion of the valve core, the installation ferrule is sleeved on the fixing portion through the fixing through hole, the pulse piece is installed in the installation groove, the pulse end extends outwards from the side portion of the pulse piece, and the pulse end penetrates out of the side wall of the installation groove.

Preferably, the special-shaped spring pulse switch further comprises a limiting sheet, the limiting sheet is abutted between the valve needle and the valve rod, a penetrating port is formed in the limiting sheet, and the external connection portion is in inserting fit with the penetrating port.

Compared with the prior art, the invention has the beneficial effects that:

utilize the special-shaped spring, through the contact of the last stabilizer blade of pushing down of special-shaped spring with the pulse piece, realize switching on of circuit, the special-shaped spring not only provides the effect of switching on, still realizes reseing of valve rod, has realized the multifunctionality of this accessory, reduces accessory quantity, improves assembly efficiency.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic diagram of a non-conducting state according to the present invention.

FIG. 2 is a schematic diagram of the conducting state of the present invention.

Fig. 3 is a schematic structural view of the mounting collar and the pulse piece of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 3, in the embodiment of the present invention, a special-shaped spring 40 pulse switch includes a valve rod 20, a valve needle 30, a valve core 10, a special-shaped spring 40 and a pulse sheet 16, a hollow cavity penetrating through an upper end and a lower end is formed inside the valve core 10, the valve needle 30 is inserted into the hollow cavity, a first blocking ring 12 is disposed at an upper end of the valve needle 30, a second blocking ring 31 is disposed in the hollow cavity, the special-shaped spring 40 is sleeved on the valve needle 30, a lower end of the special-shaped spring 40 abuts against an upper end of the second blocking ring 31, and an upper end of the special-shaped spring 40 abuts against a lower end of; the lower end of the valve rod 20 is provided with an external connection part 21, the upper end of the valve core 10 is provided with an internal connection part 11, the external connection part 21 and the internal connection part 11 are mutually connected in a sliding way, and the upper end of the valve needle 30 is abutted against the lower end of the valve rod 20; the pulse sheet 16 is installed at the side of the valve core 10, the upper end of the special-shaped spring 40 extends outwards to form a pressing leg 41, and the lower end of the pressing leg 41 is matched with the pulse sheet 16.

The conduction of the circuit is realized by utilizing the special-shaped spring 40 through the contact of the lower pressing leg 41 on the special-shaped spring 40 and the pulse sheet 16, wherein the valve rod 20 is pressed down to drive the valve needle 30 to move downwards, meanwhile, the valve needle 30 presses down the upper end of the special-shaped spring 40 to compress the special-shaped spring 40, and the lower pressing leg 41 on the special-shaped spring 40 moves downwards to be in contact with the pulse sheet 16, so that the circuit conduction is realized; the special-shaped spring 40 not only provides a conduction function, but also realizes the reset of the valve rod 20, realizes the multifunctionality of the accessory, reduces the number of the accessories and improves the assembly efficiency.

As further shown in fig. 1-2, the valve needle 30 is further sleeved with a flat gasket 14 and a rubber ring 13, the rubber ring 13 is installed at the upper end of the first check ring 12, and the flat gasket 14 is installed at the upper end of the rubber ring 13; the lower end of the special-shaped spring 40 is abutted against the upper end of the flat cushion 14; the sealing effect between the valve needle 30 and the valve core 10 when the valve needle is driven is realized, and the rubber ring 13 is not separated from the sealing position by the butt joint of the special-shaped spring 40, so that the effect of long-term extrusion sealing is achieved.

Further, as shown in fig. 1-2, a socket (not shown) is disposed on the pulse sheet 16, and the pulse sheet 16 is sleeved on the valve core 10 through the socket, so as to mount the pulse sheet 16.

As further shown in fig. 1 to 3, the special-shaped spring 40 pulse switch further includes an installation ferrule 50, the installation ferrule 50 is provided with an installation groove 51, a fixed through hole 52 is provided at the bottom of the installation groove 51, the outer side portion of the valve core 10 is formed with a fixed portion 17, the installation ferrule 50 is sleeved on the fixed portion 17 through the fixed through hole 52, the pulse sheet 16 is installed in the installation groove 51, the side portion of the pulse sheet 16 extends outward to form a pulse end 161, and the pulse end 161 penetrates through the side wall of the installation groove 51.

As further shown in fig. 1-2, the shaped spring 40 pulse switch further includes a limiting piece 15, the limiting piece 15 abuts against between the valve needle 30 and the valve rod 20, a through-insertion opening is formed on the limiting piece 15, and the external connection portion 21 is in insertion fit with the through-insertion opening; the special-shaped spring 40 is arranged in the stove and stops the rebound position of the valve rod 20 through the limiting sheet 15.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.