CN213272720U

CN213272720U - Ignition needle mounting structure capable of being freely detached

Info

Publication number: CN213272720U
Application number: CN202022180485.0U
Authority: CN
Inventors: 邓伟
Original assignee: Baoying Yuexiang Electronics Co ltd
Current assignee: Baoying Yuexiang Electronics Co ltd
Priority date: 2020-09-29
Filing date: 2020-09-29
Publication date: 2021-05-25
Anticipated expiration: 2030-09-29

Abstract

The utility model belongs to the technical field of gas cooking utensils, especially, can freely dismantle ignition needle mounting structure, which comprises a fixing plate and i, the installation cavity has been seted up to the inside of fixed plate, and the top sets up the recess that is linked together with the installation cavity, is equipped with the cylinder in the recess, fixed the cup jointing has the spacing plectane that is located outside the fixed plate top and the diameter is greater than the recess on the top fixed mounting of cylinder has syringe needle and the cylinder, fixed mounting has two montants on the bottom inner wall of installation cavity, rotates between two montants and installs same lead screw guide pin bushing, and the both ends of lead screw guide pin bushing all extend to the montant outside and equal screw has cup jointed the lead screw, and the bull stick is all. The utility model discloses simple structure, convenient to use, be convenient for install fixedly to the ignition needle.

Description

Ignition needle mounting structure capable of being freely detached

Technical Field

The utility model relates to a gas cooking utensils technical field especially relates to an ignition needle mounting structure that can freely dismantle.

Background

The ignition assembly is an assembly of an oxygen-poor protection device, and comprises a fixing frame and an ignition needle, wherein the oxygen-poor protection device is one of key components in a fuel gas safety protection system, and plays a role in judging the oxygen content of air and automatically cutting off a fuel gas valve body when exceeding the standard. However, in the current stage, the main product presses the ignition needle ceramic body on the fixed support in a combined mode, and the mechanical impact force fluctuates immediately, so that the impact force and the stroke action are small, the ignition needle ceramic body is broken, the ignition needle ceramic body cannot be used and is scrapped, the service life of the ignition needle is shortened, the disassembly and assembly work is complicated, and the disassembly and assembly efficiency is greatly reduced.

The patent that application number is CN201921129427.6 discloses an ignition needle structure convenient to dismouting, including fixed plate, locating piece and spring shell, middle-end movable mounting has the ignition needle, ignition needle left end movable mounting has first clamp splice, ignition needle right-hand member movable mounting has the second clamp splice, fixed plate left end fixed mounting has first connecting plate, first screw hole has been seted up in the first connecting plate, fixed plate right-hand member fixed mounting has the second connecting plate, the second screw hole has been seted up in the second connecting plate, the draw-in groove has been seted up in the first clamp splice. This ignition needle structure convenient to dismouting has increased first clamp splice and second clamp splice, connects swing joint through the draw-in groove on the first clamp splice and the magnet on the second clamp splice, makes the ignition needle outside have the fixed ability, makes the ignition needle dismantle and install not loaded down with trivial details complicacy, does not need the instrument also to change, and non professional also can operate, very big improvement dismouting efficiency, also improved user experience simultaneously. However, the ignition needle of this patent is poorly secured and is not easily removed and replaced, and needs to be improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an ignition needle mounting structure capable of being freely disassembled.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an ignition needle mounting structure capable of being freely disassembled comprises a fixing plate, wherein a mounting cavity is formed in the fixing plate, a groove communicated with the mounting cavity is formed in the top of the fixing plate, a needle cylinder is arranged in the groove, a needle head is fixedly mounted at the top of the needle cylinder, a limiting circular plate which is positioned outside the top of the fixing plate and has a diameter larger than that of the groove is fixedly sleeved on the needle cylinder, two vertical rods are fixedly mounted on the inner wall of the bottom of the mounting cavity, a same lead screw guide sleeve is rotatably mounted between the two vertical rods, two ends of the lead screw guide sleeve extend out of the vertical rods and are in threaded sleeve connection with the lead screws, one ends of the two lead screws, which are far away from each other, are rotatably mounted with rotating rods, the two rotating rods are in inclined symmetrical arrangement, the top ends of the two rotating rods are respectively rotatably mounted with one end of a movable, the other end of two movable rods all extends to the outer just equal fixed mounting of corresponding through-hole and has the stopper, fixed mounting has two installation pieces on the bottom inner wall of installation cavity, and two bull stick bottoms all rotate and install on the installation piece that corresponds.

Preferably, the fixed gear that has cup jointed on the lead screw guide pin bushing, slidable mounting has the rack with gear engaged with on the bottom inner wall of installation cavity, the movable hole that is linked together with the installation cavity is seted up to one side of fixed plate, and movable mounting has the connecting rod in the movable hole, the one end of connecting rod extend to in the installation cavity and with one side fixed connection of rack.

Preferably, the both sides of cylinder all offer the spacing groove that is located the recess, two spacing grooves all with the stopper looks adaptation that corresponds, the other end fixed mounting of connecting rod has the pull rod that is located the fixed plate outside.

Preferably, the connecting rod is sleeved with a first spring, one end of the first spring is fixed on the connecting rod, and the other end of the first spring is fixed on the inner wall of the movable hole.

Preferably, the two screw rods are sleeved with second springs, one ends of the second springs are fixed on the screw rods, and the other ends of the second springs are fixed on the screw rod guide sleeves.

Preferably, the two movable rods are sleeved with third springs, one ends of the third springs are fixed on the movable rods, and the other ends of the third springs are fixed on the inner walls of the through holes.

Preferably, the other side fixed mounting of rack has the magnet, and fixed mounting has the iron sheet with magnet looks adaptation on the installation cavity is close to the one side inner wall of magnet.

The utility model discloses in, an ignition needle mounting structure that can freely dismantle, at first place the cylinder in the recess, then inwards promote the pull rod and drive the rack and move forward, the rack has driven the rotation of gear, the gear has driven the rotation of lead screw guide pin bushing, the lead screw guide pin bushing has driven two lead screws and has controlled the removal in opposite directions, can stimulate two bull sticks respectively through two lead screws, drive two bull sticks and rotate in opposite directions, two bull sticks promote the stopper in two movable rods drive two movable rods respectively and move in opposite directions, block into the spacing groove of cylinder both sides respectively when two stoppers, can install fixedly to cylinder and syringe needle, and magnet just contacts with the iron sheet this moment, can fix the position of rack, then can fix whole device. When the needle head and the needle cylinder are required to be detached and replaced, the magnet is not contacted with the iron sheet by pulling outwards, and the whole device is reset under the action of the first spring and the third spring. The utility model discloses simple structure, convenient to use, be convenient for install fixedly to the ignition needle.

Drawings

Fig. 1 is a schematic structural view of an ignition needle mounting structure that can be freely disassembled according to the present invention;

fig. 2 is a schematic structural view of a portion a of an ignition needle mounting structure of the present invention, which can be freely disassembled;

fig. 3 is a top view of an ignition needle mounting structure that can be freely disassembled according to the present invention.

In the figure: the device comprises a fixing plate 1, a groove 2, a third spring 3, a gear 4, a limiting circular plate 5, a needle 6, a needle cylinder 7, an installation cavity 8, a fixed block 9, a rack 10, an iron magnet 11, an iron sheet 12, a first spring 13, a pull rod 14, a connecting rod 15, a movable hole 16, a movable rod 17, a lead screw guide sleeve 18, a lead screw 19, an installation block 20, a second spring 21 and a rotating rod 22.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Example one

Referring to fig. 1-3, a freely detachable ignition needle mounting structure comprises a fixing plate 1, a mounting cavity 8 is arranged inside the fixing plate 1, a groove 2 communicated with the mounting cavity 8 is arranged at the top of the fixing plate, a needle cylinder 7 is arranged in the groove 2, a needle head 6 is fixedly arranged at the top of the needle cylinder 7, a limiting circular plate 5 which is positioned outside the top of the fixing plate 1 and has a diameter larger than that of the groove 2 is fixedly sleeved on the needle cylinder 7, two vertical rods are fixedly arranged on the inner wall of the bottom of the mounting cavity 8, a same lead screw guide sleeve 18 is rotatably arranged between the two vertical rods, two ends of the lead screw guide sleeve 18 extend out of the vertical rods and are respectively sleeved with a lead screw 19 in a threaded manner, rotating rods 22 are rotatably arranged at the ends of the two lead screws 19 which are far away from each other, two rotating rods 22 are symmetrically arranged in an inclined manner, the top ends of the two rotating rods, the through-hole has all been seted up on the horizontal direction in one side of two fixed blocks 9, and the other end of two movable rods 17 all extends to the outer just equal fixed mounting of corresponding through-hole and has the stopper, and fixed mounting has two installation pieces 20 on the bottom inner wall of installation cavity 8, and two bull sticks 22 bottom all rotate to be installed on the installation piece 20 that corresponds.

Example two

The utility model discloses in, gear 4 has been cup jointed to the last fixed screw rod guide pin bushing 18, slidable mounting has rack 10 with gear 4 engaged with on the bottom inner wall of installation cavity 8, the movable hole 16 that is linked together with installation cavity 8 is seted up to one side of fixed plate 1, movable mounting has connecting rod 15 in the movable hole 16, connecting rod 15's one end extend to in the installation cavity 8 and with one side fixed connection of rack 10, inwards promote pull rod 14 and drive rack 10 forward movement, rack 10 has driven gear 4's rotation, gear 4 has driven screw rod guide pin bushing 18's rotation, screw rod guide pin bushing 18 has driven about two lead screws 19 the relative movement.

The utility model discloses in, the spacing groove that is located recess 2 is all seted up to the both sides of cylinder 7, two spacing grooves all with the stopper looks adaptation that corresponds, the other end fixed mounting of connecting rod 15 has pull rod 14 that is located fixed plate 1 outer, stimulate two bull sticks 22 respectively through two lead screws 19, drive two bull sticks 22 and rotate in opposite directions, two bull sticks 22 promote the stopper that two movable rods 17 drive on two movable rods 17 respectively and move in opposite directions, in the spacing groove of cylinder 7 both sides is blocked respectively to two stoppers, can install cylinder 7 and syringe needle 6 fixedly.

The utility model discloses in, cup jointed first spring 13 on the connecting rod 15, the one end of first spring 13 is fixed on connecting rod 15, and the other end is fixed on the inner wall of activity hole, is convenient for the reset of connecting rod 15 through first spring 13.

The utility model discloses in, all cup jointed second spring 21 on two lead screws 19, the one end of second spring 21 is fixed on lead screw 19, and the other end is fixed on lead screw guide pin bushing 18, is convenient for the restoration of lead screw 19 through second spring 21.

The utility model discloses in, third spring 3 has all been cup jointed to two movable rods 17, and the one end of third spring 3 is fixed on movable rod 17, and the other end is fixed on the through-hole inner wall, through the restoration of the movable rod 17 of being convenient for of third spring 3.

The utility model discloses in, rack 10's opposite side fixed mounting has magnet 11, and fixed mounting has the iron sheet 12 with 11 looks adaptations of magnet on 8 one side inner walls that are close to magnet 11 of installation cavity, through the contact of magnet 11 and iron sheet 12, can fix the position of rack 10.

The utility model discloses in, at first place cylinder 7 in recess 2, then inwards promote pull rod 14 and drive rack 10 forward movement, rack 10 has driven gear 4's rotation, gear 4 has driven the rotation of lead screw guide pin bushing 18, lead screw guide pin bushing 18 has driven two lead screws 19 and has controlled the relative movement, can stimulate two bull sticks 22 respectively through two lead screws 19, drive two bull sticks 22 and rotate in opposite directions, two bull sticks 22 promote the stopper on two movable rods 17 drive two movable rods 17 respectively and move in opposite directions, block into the spacing groove of cylinder 7 both sides respectively when two stoppers, can install fixedly cylinder 7 and syringe needle 6, and magnet 11 just contacts with iron sheet 12 this moment, can fix the position of rack 10, then can fix whole device. When the needle 6 and the needle cylinder 7 need to be replaced, the magnet 11 is not contacted with the iron sheet 12 by pulling the magnet 14 outwards, and the whole device is reset by the action of the first spring 13 and the third spring 3. The utility model discloses simple structure, convenient to use, be convenient for install fixedly to the ignition needle.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a can freely dismantle ignition needle mounting structure, includes fixed plate (1), its characterized in that, installation cavity (8) have been seted up to the inside of fixed plate (1), and recess (2) that are linked together with installation cavity (8) have been seted up at the top, are equipped with cylinder (7) in recess (2), fixed cup joints spacing plectane (5) that are located fixed plate (1) top outer and the diameter is greater than recess (2) on the top fixed mounting of cylinder (7) has syringe needle (6) and cylinder (7), fixed mounting has two montants on the bottom inner wall of installation cavity (8), rotates between two montants and installs same lead screw guide pin bushing (18), and lead screw (19) have all been cup jointed to the outer just equal screw thread of montant in both ends of lead screw guide pin bushing (18), and bull stick (22) are all rotated to the one end of keeping away from each other and install bull stick (22), and two bull sticks (22) are equallyd divide for the top of the There is the one end of movable rod (17), and fixed mounting has two fixed blocks (9) on the top inner wall of installation cavity (8), has all seted up the through-hole on the horizontal direction in one side of two fixed blocks (9), and the other end of two movable rod (17) all extends to the through-hole that corresponds and just equal fixed mounting has the stopper outward, fixed mounting has two installation piece (20) on the bottom inner wall of installation cavity (8), and two bull stick (22) bottoms all rotate and install on the installation piece (20) that correspond.

2. The freely detachable ignition needle mounting structure as claimed in claim 1, wherein a gear (4) is fixedly sleeved on the screw rod guide sleeve (18), a rack (10) engaged with the gear (4) is slidably mounted on the inner wall of the bottom of the mounting cavity (8), a movable hole (16) communicated with the mounting cavity (8) is formed in one side of the fixing plate (1), a connecting rod (15) is movably mounted in the movable hole (16), and one end of the connecting rod (15) extends into the mounting cavity (8) and is fixedly connected with one side of the rack (10).

3. The ignition needle mounting structure capable of being freely disassembled according to claim 1, wherein both sides of the needle cylinder (7) are provided with limiting grooves positioned in the grooves (2), the two limiting grooves are respectively matched with corresponding limiting blocks, and the other end of the connecting rod (15) is fixedly provided with a pull rod (14) positioned outside the fixing plate (1).

4. The freely detachable ignition needle mounting structure according to claim 2, wherein the connecting rod (15) is sleeved with a first spring (13), one end of the first spring (13) is fixed on the connecting rod (15), and the other end is fixed on the inner wall of the movable hole.

5. The freely detachable ignition needle mounting structure as claimed in claim 1, wherein a second spring (21) is sleeved on each of the two lead screws (19), one end of the second spring (21) is fixed on the lead screw (19), and the other end is fixed on the lead screw guide sleeve (18).

6. The freely detachable ignition needle mounting structure according to claim 1, wherein the two movable rods (17) are sleeved with the third spring (3), one end of the third spring (3) is fixed on the movable rod (17), and the other end is fixed on the inner wall of the through hole.

7. The freely detachable ignition needle mounting structure as claimed in claim 2, wherein a magnet (11) is fixedly mounted on the other side of the rack (10), and an iron sheet (12) adapted to the magnet (11) is fixedly mounted on the inner wall of the mounting cavity (8) on the side close to the magnet (11).