Ceramic ignition needle easy to replace

Abstract

The utility model relates to the technical field of ignition needles, in particular to an easy-to-replace ceramic ignition needle which comprises a threaded sleeve, a needle seat is movably connected in the threaded sleeve in an embedded mode, an upper shell is movably connected on the upper surface of the needle seat in an embedded mode, and an insertion needle is fixedly connected in the upper shell. According to the device, the first elastic frame and the second elastic frame are matched with the upper clamping base and the lower clamping base to fix the threaded sleeve, the needle base and the upper shell, replacement of the device is facilitated, corresponding assemblies can be selected and replaced according to the actual situation, and the device is convenient to use and high in practicability. And the needle seat and the threaded sleeve are subjected to an acting force from outside to inside, so that the needle seat and the threaded sleeve are subjected to a pulling force from top to bottom, and the device is further connected more tightly.

Description

TECHNICAL FIELD

[0001] The utility model relates to ignition needle technical field, specifically easy to replace ceramic ignition needle. BACKGROUND

[0002] The ceramic ignition needle is a kind of ignition device made of ceramic material, and its core components include ceramic insulator and metal electrode. It ignites fuel gas through high-voltage arc or spark, but the existing device has certain drawbacks, such as the pull-insertion type ignition needle of range disclosed in the announcement No. CN221763595U, which comprises: a shell unit, including an upper shell and a lower shell matched and installed with the upper shell, a connecting groove is formed in the bottom end of the upper shell, and the upper shell is connected with the lower shell through the connecting groove, and a connecting ring is fixedly installed on the outer surface of the lower shell; a mounting unit, including first mounting seats fixedly installed on both sides of the upper shell;

[0003] The above-mentioned device is disconnected from the clamping groove, so that the installation between the upper shell and the lower shell can be cancelled, which facilitates disassembly and replacement. By repeating the above operation, the combination of the upper shell and the lower shell can be completed by only cancelling the sliding of the connecting block and clamping the clamping block in the clamping groove, so that the loosening condition is avoided. However, the first mounting seat is directly in contact with the upper shell and is limited only by friction force. When the pot is in contact with the range, the range will be subjected to force, which will cause the range to vibrate and may cause the first mounting seat to move vertically between the upper shell, resulting in unstable connection of the device. SUMMARY

[0004] The utility model aims at providing an easy-to-replace ceramic ignition needle to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0006] An easy-to-replace ceramic ignition needle comprises a threaded sleeve, a needle seat movably connected inside the threaded sleeve, an upper shell movably connected to the upper surface of the needle seat, an insertion needle fixedly connected inside the upper shell, an ignition needle head fixedly connected to the upper end of the insertion needle, and a wire electrically connected inside the needle seat.

[0007] A connecting disc is fixedly connected to the outer surface of the needle seat, a second clamping groove is formed in the lower surface of the connecting disc, a clamping disc is fixedly connected to the outer surface of the upper shell, a first clamping groove is formed in the upper surface of the threaded sleeve, a first clamping module is arranged on the upper surface of the threaded sleeve, the first clamping module comprises a lower clamping seat movably connected to the upper surface of the threaded sleeve and a lower limiting strip fixedly connected to the lower surface of the lower clamping seat, and the lower limiting strip is slidably connected with the first clamping groove.

[0008] The lower surface of the connecting disc is provided with a second clamping module, the second clamping module comprises an upper clamping seat and an upper limiting strip, the upper clamping seat is movably connected to the lower surface of the connecting disc, and the upper limiting strip is fixedly connected to the upper surface of the upper clamping seat, and the upper limiting strip and the second clamping groove are slidably connected;

[0009] The upper surface of the clamping disc movably connects a first elastic frame, and the upper surface of the clamping disc movably connects a second elastic frame.

[0010] Further, a first groove is formed in the lower surface of the lower clamping seat near the end position, and the second elastic frame is in contact with the first groove.

[0011] Further, a second groove is formed in the lower surface of the upper clamping seat near the end position, and the first elastic frame is in contact with the second groove.

[0012] Further, a first contact groove is formed in the upper surface of the lower clamping seat, a second contact groove is formed in the lower surface of the upper clamping seat, and the first contact groove and the second contact groove are in contact.

[0013] Further, the insertion needle is inserted into the interior of the needle seat, and a connector is fixedly connected to the end of the wire.

[0014] Further, the side of the threaded sleeve is provided with a mounting plate, and the rear surface of the mounting plate is fixedly connected with a rubber sleeve.

[0015] Further, the front surface of the mounting plate is fixedly connected with a flexible groove pipe, and the wire is clamped with the flexible groove pipe.

[0016] Compared with the prior art, the device has the advantages that:

[0017] 1. The threaded sleeve, the needle seat and the upper shell are fixed by the cooperation of the first elastic frame, the second elastic frame, the upper clamping seat and the lower clamping seat, so that the device is convenient to replace, the corresponding components can be selected according to the actual situation, the needle seat and the threaded sleeve are subjected to an external force from the outside to the inside, the needle seat and the threaded sleeve are subjected to a downward tension between the threaded sleeve, and the device is connected more tightly.

[0018] 2. When transporting, the upper shell can be inserted into the rubber sleeve, the upper shell is protected by the rubber sleeve, the front surface of the mounting plate is provided with a threaded hole, the mounting plate can be installed in the interior of the stove by cooperating with the threaded component, the excess wire can be clamped in the flexible groove pipe, the excess wire is wound by the flexible groove pipe, the interior of the stove is more tidy, and the maintenance personnel can conveniently maintain in the later period. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1It is the whole structure schematic view of the utility model;

[0020] Figure 2 It is another angle structure schematic view of the utility model;

[0021] Figure 3 It is the split structure schematic view of the utility model;

[0022] Figure 4 It is the limiting module structure schematic view of the utility model.

[0023] In the drawing: 1, threaded sleeve;101, first clamping groove;2, first clamping module;201, lower clamping seat;202, first recess;203, lower limiting strip;204, first contact groove;3, second clamping module;301, upper clamping seat;302, second recess;303, upper limiting strip;304, second contact groove;4, No. 1 elastic frame;401, No. 2 elastic frame;5, upper shell;501, clamping disc;502, insertion needle;503, ignition needle;6, needle holder;601, connecting disc;602, second clamping groove;7, wire;701, joint;8, mounting plate;801, rubber sleeve;802, flexible slot pipe. DETAILED DESCRIPTION

[0024] The technical scheme in the embodiments of the utility model will be clearly and completely described in combination with the drawings in the embodiments of the utility model, and apparently, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor are within the protection scope of the utility model.

[0025] Please refer to Figures 1-4 In the embodiments of the utility model, a ceramic ignition needle easy to replace includes threaded sleeve 1, needle holder 6 is movably connected in the inside of threaded sleeve 1, upper surface of needle holder 6 movably connects with upper shell 5, insertion needle 502 is fixedly connected in the inside of upper shell 5, ignition needle head 503 is fixedly connected to the upper end of insertion needle 502, wire 7 is electrically connected in the inside of needle holder 6;

[0026] The outer surface of needle holder 6 is fixedly connected with connecting disc 601, the lower surface of connecting disc 601 is provided with second clamping groove 602, the outer surface of upper shell 5 is fixedly connected with clamping disc 501, the upper surface of threaded sleeve 1 is provided with first clamping groove 101, the upper surface of threaded sleeve 1 is provided with first clamping module 2, first clamping module 2 includes lower clamping seat 201 and lower limiting strip 203, lower clamping seat 201 is movably connected to the upper surface of threaded sleeve 1, lower limiting strip 203 is fixedly connected to the lower surface of lower clamping seat 201, and lower limiting strip 203 and first clamping groove 101 are slidably connected;

[0027] The lower surface of the connecting plate 601 is provided with a second snap-fit ​​module 3. The second snap-fit ​​module 3 includes an upper snap-fit ​​seat 301 and an upper limit bar 303. The upper snap-fit ​​seat 301 is movably connected to the lower surface of the connecting plate 601, and the upper limit bar 303 is fixedly connected to the upper surface of the upper snap-fit ​​seat 301. The upper limit bar 303 and the second snap-fit ​​slot 602 are slidably connected.

[0028] The upper surface of the card holder 501 is embedded with a movable connection of a first elastic frame 4, and the upper surface of the card holder 501 is embedded with a movable connection of a second elastic frame 401.

[0029] Specifically, during use, the device can be installed in the pre-drilled hole of the gas stove burner via the threaded sleeve 1. This is consistent with existing technology and will not be elaborated further in this article. When the retaining plate 501 or ignition needle 503 inside the upper shell 5 is damaged, the first elastic frame 4 and the second elastic frame 401 are squeezed from the outside in. Then, the first elastic frame 4 and the second elastic frame 401 are pressed and flipped outwards, so that the first elastic frame 4 and the second elastic frame 401 are separated from the first retaining module 2 and the second retaining module 3. This allows the upper shell 5 to lose its external restraint, and the upper shell 5 can be pulled out. Further, the upper shell 5, the insertion needle 502, and the ignition needle can be... When head 503 is replaced, the lower retaining bracket 201 and the upper retaining bracket 301 lose their limiting components, and the needle seat 6 can be pulled out from the threaded sleeve 1. When the needle seat 6 is damaged, the wire 7 can be cut off to facilitate the installation of a new needle seat 6. When the first elastic frame 4 and the second elastic frame 401 lose their elasticity, the first elastic frame 4 and the second elastic frame 401 can be pulled out by manually applying an upward force. This device uses the first elastic frame 4 and the second elastic frame 401 in conjunction with the upper retaining bracket 301 and the lower retaining bracket 201 to fix the threaded sleeve 1, the needle seat 6 and the upper shell 5, which facilitates the replacement of the device and allows for the selection and replacement of the corresponding components according to the actual situation. Example 1

[0030] like Figures 1-4 As shown, a first groove 202 is provided on the lower surface of the lower retainer 201 near the end position, and the second elastic bracket 401 contacts the first groove 202. A second groove 302 is provided on the lower surface of the upper retainer 301 near the end position, and the first elastic bracket 4 contacts the second groove 302.

[0031] In this embodiment, Figure 1Under the state shown, the first elastic frame 4 and the second elastic frame 401 are inserted into the clamping disc 501 at one end, and are in contact with the second groove 302 and the first groove 202 at the other end, respectively, so as to exert an obliquely upward force on the upper clamping seat 301 and the lower clamping seat 201, and make the upper clamping seat 301 and the lower clamping seat 201 slide inward, the lower limiting strip 203 cooperates with the first clamping groove 101 to limit the sliding of the lower clamping seat 201, and the upper limiting strip 303 cooperates with the second clamping groove 602 to limit the sliding of the upper clamping seat 301, so that the needle seat 6 and the threaded sleeve 1 are subjected to an inward force, and the needle seat 6 and the threaded sleeve 1 are subjected to a downward tension between them, so that the three can be fixed.

[0032] As shown in Figures 1-4 , the insertion needle 502 is inserted into the inside of the needle seat 6, the end of the wire 7 is fixedly connected with the connector 701, the upper surface of the lower clamping seat 201 is provided with the first contact groove 204, and the lower surface of the upper clamping seat 301 is provided with the second contact groove 304, and the first contact groove 204 and the second contact groove 304 are in contact.

[0033] In this embodiment, the contact position of the needle seat 6 and the insertion needle 502 is provided with a contact, the contact is electrically connected with the wire 7, the wire 7 is connected with the external control device through the connector 701, and the cooperation of the first contact groove 204 and the second contact groove 304 makes the lower clamping seat 201 and the upper clamping seat 301 located in the same horizontal plane, facilitating the connection of the first elastic frame 4 and the second elastic frame 401. Embodiment two

[0034] On the basis of embodiment one, in order to make up for the problem that the excess wire 7 is not limited in embodiment one.

[0035] As shown in Figures 1-4 , the threaded sleeve 1 is provided with the mounting plate 8 on one side, and the rear surface of the mounting plate 8 is fixedly connected with the rubber sleeve 801.

[0036] In this embodiment, the upper shell 5 can be inserted into the rubber sleeve 801 during logistics transportation, and the upper shell 5 is protected by the rubber sleeve 801, and the front surface of the mounting plate 8 is provided with a threaded hole, which can be matched with a threaded assembly to install the mounting plate 8 in the inside of the stove.

[0037] As shown in Figures 1-4 , the front surface of the mounting plate 8 is fixedly connected with the flexible groove pipe 802, and the wire 7 is clamped and connected with the flexible groove pipe 802.

[0038] In this embodiment, the excess wire 7 can be clamped in the flexible groove pipe 802, and the excess wire 7 is wound by the flexible groove pipe 802, so that the inside of the stove is more tidy, and the maintenance personnel can maintain it later.

[0039] It is apparent for a person skilled in the art that the present application is not limited to the details of the above-described exemplary embodiments, but that it can be implemented in other concrete forms without departing from the spirit or the essential characteristics of the present application. Therefore, the embodiments should be considered as exemplary and non-limiting, the scope of the present application being defined by the claims appended hereto rather than by the above description, and all the changes which fall within the meaning and the scope of the equivalent elements of the claims are intended to be embraced therein. Any reference signs in the claims should not be construed as limiting the claims to the figures in which the reference signs are used.

[0040] Furthermore, it should be understood that although the present specification describes exemplary embodiments, not every embodiment contains only one independent technical solution, and the present specification is described in this way only for the sake of clarity, and a person skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that a person skilled in the art can understand.

Claims

1. An easily replaceable ceramic ignition needle, comprising a threaded sleeve (1), wherein a needle seat (6) is movably connected inside the threaded sleeve (1), an upper shell (5) is movably connected to the upper surface of the needle seat (6), an insertion needle (502) is fixedly connected inside the upper shell (5), an ignition needle tip (503) is fixedly connected to the upper end of the insertion needle (502), and a wire (7) is electrically connected inside the needle seat (6). Its features are, A connecting plate (601) is fixedly connected to the outer surface of the needle holder (6). A second slot (602) is provided on the lower surface of the connecting plate (601). A snap-fit ​​plate (501) is fixedly connected to the outer surface of the upper shell (5). A first slot (101) is provided on the upper surface of the threaded sleeve (1). A first snap-fit ​​module (2) is provided on the upper surface of the threaded sleeve (1). The first snap-fit ​​module (2) includes: The lower retainer (201) is movably connected to the upper surface of the threaded sleeve (1); The lower limit strip (203) is fixedly connected to the lower surface of the lower card holder (201), and the lower limit strip (203) and the first card slot (101) are slidably connected; The lower surface of the connecting plate (601) is provided with a second snap-fit ​​module (3), the second snap-fit ​​module (3) comprising: The upper card connector (301) is movably connected to the lower surface of the connecting plate (601); The upper limit bar (303) is fixedly connected to the upper surface of the upper card holder (301), and the upper limit bar (303) is slidably connected to the second card slot (602); The upper surface of the card holder (501) is movably connected to a first elastic frame (4), and the upper surface of the card holder (501) is movably connected to a second elastic frame (401).

2. The easily replaceable ceramic ignition needle according to claim 1, characterized in that, The lower surface of the lower retainer (201) near the end position has a first groove (202), and the second elastic bracket (401) contacts the first groove (202).

3. The easily replaceable ceramic ignition needle according to claim 1, characterized in that, The lower surface of the upper retainer (301) near the end position has a second groove (302), and the first elastic frame (4) contacts the second groove (302).

4. The easily replaceable ceramic ignition needle according to claim 1, characterized in that, The upper surface of the lower connector (201) is provided with a first contact groove (204), and the lower surface of the upper connector (301) is provided with a second contact groove (304). The first contact groove (204) and the second contact groove (304) are in contact.

5. The easily replaceable ceramic ignition needle according to claim 1, characterized in that, The insertion needle (502) is inserted into the needle holder (6), and the end of the wire (7) is fixedly connected to a connector (701).

6. The easily replaceable ceramic ignition needle according to claim 1, characterized in that, A mounting plate (8) is provided on one side of the threaded sleeve (1), and a rubber sleeve (801) is fixedly connected to the rear surface of the mounting plate (8).

7. The easily replaceable ceramic ignition needle according to claim 6, characterized in that, The front surface of the mounting plate (8) is fixedly connected to a flexible groove tube (802), and the wire (7) and the flexible groove tube (802) are engaged and connected.

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