Mounting structure of circular buzzing sheet for buzzer

Abstract

The utility model discloses a mounting structure of a circular buzzing sheet for a buzzer, which comprises a shell and the circular buzzing sheet, a buckle structure is arranged on one side of the shell and comprises a cover plate and a clamp ring, a pin part is mounted in the cover plate, an annular flange is fixedly connected to the middle of the interior of the shell, and the annular flange is fixedly connected to the outer side of the shell. The buckle structure is arranged in the shell, the pressing ring is located on the side, close to the shell, of the cover plate, the pressing ring is fixedly connected with the cover plate, grooves are symmetrically formed in the four corners of the inner side of the shell, connecting rods are fixedly connected to one sides of the interiors of the grooves, abutting blocks are fixedly connected to the ends, away from the shell, of the connecting rods, and the abutting blocks are fixedly connected to the outer side of the shell. And the top and the bottom of the shell are symmetrically provided with sliding rods, so that the problems that the welding operation process is relatively tedious, the welding operation requirement is relatively high and the assembly efficiency of the buzzer sheet is reduced when the assembly of the buzzer pin is completed in a soldering tin connection mode are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of piezoelectric buzzer pieces, in particular to a mounting structure of a circular buzzer piece for a buzzer. Background Art

[0002] Piezoelectric buzzer is a sound-generating body that uses piezoelectric ceramics as an electroacoustic transducer. The core of this device is a transducer that is a piezoelectric ceramic sheet pasted on a metal sheet, namely a piezoelectric buzzer. Piezoelectric buzzers are highly valued for their characteristics such as no RF noise and low power consumption, and have developed very rapidly.

[0003] Announcement No. CN212010351U discloses a guide pin for a buzzer. The cross-sections of the guide pin and the card plate of the patent are closed figures composed of two arc segments and two straight segments. It is not easy to roll on the production line. The pin is passed through the top wall of the buzzer and screwed into the sleeve. The bottom wall of the card plate is pressed against the top wall of the buzzer. The card plate and the baffle increase the welding area with the solder, enhance the firmness of the welding, and ensure the stability of the main body; pull the pin rod, insert the bottom end of the buzzer into the sleeve, make the card block on the side wall of the buzzer snap into the arc-shaped card groove on the inner wall of the sleeve and release the pin rod. During the process of the spring returning to its original state, the baffle is pushed to move horizontally, so that the plug block is snapped into the arc-shaped card groove on the side wall of the buzzer, which is beneficial to the installation of the buzzer. Only by pulling the pin rod, the plug block is disengaged from the arc-shaped card groove on the side wall of the buzzer, which is beneficial to the disassembly and maintenance of the buzzer. However, the patent still has the following problems in actual use:

[0004] The guide pin for the buzzer improves the connection strength between the guide pin and the buzzer, which is convenient for installing and removing the buzzer. However, the assembly of the buzzer pin is completed by soldering, and the welding operation process is cumbersome and the welding operation requirements are also high, which reduces the assembly efficiency of the buzzer sheet and has certain defects.

[0005] A mounting structure of a circular buzzer piece for a buzzer is proposed to solve the above-mentioned problems. Utility Model Content

[0006] The utility model aims to provide a mounting structure of a circular buzzer piece for a buzzer, so as to solve the problem that the assembly of the buzzer pins is completed by soldering, the welding operation process is relatively cumbersome, the welding operation requirements are also high, and the assembly efficiency of the buzzer piece is reduced.

[0007] To achieve the above object, the utility model provides the following technical solutions: a mounting structure of a circular buzzer for a buzzer, comprising a housing and a circular buzzer, a buckle structure is provided on one side of the housing, and the buckle structure comprises a cover plate and a clamping ring;

[0008] A pin portion is installed inside the cover plate, and an annular rib is fixedly connected to the middle of the inner portion of the shell;

[0009] Also includes:

[0010] The buckle structure is arranged inside the shell, the clamping ring is located on a side of the cover plate close to the shell, and the clamping ring is fixedly connected to the cover plate;

[0011] The four corners of the inner side of the shell are symmetrically provided with grooves, one side of the inner side of the groove is fixedly connected with a connecting rod, the end of the connecting rod away from the shell is fixedly connected with a tightening block, the top and bottom of the shell are symmetrically provided with sliding rods, the sliding rods are slidably connected with the shell, and the top end of the sliding rods is fixedly connected with a top cover;

[0012] Wherein, a tightening spring is sleeved on the outer side of the slide rod, the bottom end of the tightening spring is fixedly connected to the outer shell, and the top end of the tightening spring is fixedly connected to the top cover.

[0013] Preferably, a limiting block is symmetrically fixed on one side of the shell close to the cover plate, and two side walls of the shell are symmetrically provided with card slots. Card blocks are fixedly connected around the cover plate, and the card blocks are engaged with the card slots.

[0014] Preferably, the grooves are symmetrically arranged, and there are no less than four grooves.

[0015] Preferably, the cover plate has symmetrical installation grooves inside, the installation grooves are U-shaped, a slot is provided inside the installation groove, the slot is located in the middle of the inner bottom surface of the installation groove, the installation grooves are connected with the slots, and the number of the slots matches the installation grooves.

[0016] Preferably, the pin portion comprises a fixing block and a pin body, the pin body is fixedly connected to the fixing block, the fixing block is snap-connected to the mounting slot, and the pin body is slidably connected to the slot.

[0017] Preferably, a friction block is fixedly connected to the bottom end of the slide rod, and the retaining spring is slidably connected to the slide rod.

[0018] Preferably, two limit blocks are symmetrically arranged, and the clamping groove is located on a side of the limit block close to the annular rib.

[0019] Compared with the prior art, the utility model has the following beneficial effects: by setting the buckle structure, when the cover plate is installed, the surrounding of the cover plate will squeeze the pressing block during installation, the pressing block lifts the friction block, the top cover stretches the pressing spring, the pressing spring drives the pressing block to squeeze the surrounding of the cover plate, and the stability of the cover plate after installation is further improved through the cooperation of the card slot, without the need for welding operation, and also improves the assembly efficiency of the buzzer. The specific contents are as follows:

[0020] The locking ring is then locked in place by the locking cam, and the locking cam is then locked in place by the locking cam, so that the locking cam is locked in place by the locking cam.

[0021] 2. A clamping ring, an installation groove, a slot and a limit block are provided. The clamping ring cooperates with the annular rib to facilitate the fixation of the position of the circular buzzer, reducing the loosening of the circular buzzer during subsequent use. The limit block is used to limit the cover plate, reduce the cover plate from falling off, and improve the use effect of the buzzer. When installing the pin part, insert the pin body into the slot, keep the fixing block stuck in the inside of the installation groove and fix it. After the pin body is inserted into the slot, it is bent to facilitate the fixation of the fixing block and the pin body, thereby improving the convenience of installation. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a schematic diagram of the overall explosion structure of the utility model;

[0023] Figure 2 This is a schematic diagram of the cross-sectional structure of the cover plate of the utility model;

[0024] Figure 3 This is a schematic diagram of the overall structure of the main section view of the utility model;

[0025] Figure 4 This is a schematic diagram of the cross-sectional structure of the housing of the utility model;

[0026] Figure 5 For this utility model Figure 3 The enlarged structural diagram at A in the middle;

[0027] Figure 6 For this utility model Figure 4 The enlarged structural diagram at B in the middle;

[0028] Figure 7 This is a schematic diagram of the contracted state of the tightening block of the utility model;

[0029] Figure 8 This is a schematic diagram of the installation of the cover plate of the utility model.

[0030] In the figure: 1. shell; 2. round buzzer; 3. buckle structure; 31. cover plate; 32. clamping ring; 33. clamping block; 34. mounting groove; 35. slot; 36. limit block; 37. clamping slot; 38. groove; 39. connecting rod; 310. tightening block; 311. sliding rod; 312. friction block; 313. top cover; 314. tightening spring; 4. pin part; 41. fixing block; 42. pin body; 5. annular retaining edge. DETAILED DESCRIPTION

[0031] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the implementation regulations described are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0032] See also Figure 1-8 The utility model provides a technical solution: a mounting structure of a circular buzzer for a buzzer, comprising a shell 1 and a circular buzzer 2, a buckle structure 3 is provided on one side of the shell 1, and the buckle structure 3 comprises a cover plate 31 and a clamping ring 32.

[0033] A pin portion 4 is installed inside the cover plate 31 , and an annular rib 5 is fixedly connected to the middle of the inner portion of the housing 1 .

[0034] The snap-fit ​​structure 3 is arranged inside the shell 1, and the clamping ring 32 is located on the side of the cover plate 31 close to the shell 1. The clamping ring 32 is fixedly connected to the cover plate 31. The clamping ring 32 cooperates with the annular retaining edge 5 to facilitate the fixation of the position of the circular buzzer 2, thereby reducing the loosening of the circular buzzer 2 during subsequent use.

[0035] The cover plate 31 is symmetrically provided with mounting grooves 34 inside, and the mounting grooves 34 are U-shaped. A slot 35 is provided inside the mounting grooves 34, and the slot 35 is located in the middle of the inner bottom surface of the mounting grooves 34. The mounting grooves 34 are connected with the slots 35, and the number of slots 35 matches the mounting grooves 34. When installing the pin part 4, the pin body 42 is inserted into the slot 35, and the fixing block 41 is kept stuck in the inside of the mounting groove 34 and fixed. After the pin body 42 is inserted into the slot 35, it is bent to facilitate the fixation of the fixing block 41 and the pin body 42, thereby improving the convenience of installation.

[0036] A limiting block 36 is symmetrically fixed on one side of the shell 1 close to the cover plate 31. Two limiting blocks 36 are symmetrically arranged. The limiting blocks 36 are used to limit the cover plate 31, reduce the cover plate 31 from falling out, and improve the use effect of the buzzer. The slot 37 is located on the side of the limiting block 36 close to the annular retaining edge 5. The two side walls of the shell 1 are symmetrically provided with slots 37. The cover plate 31 is fixedly connected with blocks 33 around it, and the blocks 33 are engaged with the slots 37.

[0037] Among them, grooves 38 are symmetrically opened at the four corners of the inner side of the shell 1, and the grooves 38 are symmetrically opened. There are no less than four grooves 38. A connecting rod 39 is fixedly connected to one side of the inner side of the groove 38, and a tightening block 310 is fixedly connected to the end of the connecting rod 39 away from the shell 1. Slide rods 311 are symmetrically installed on the top and bottom of the shell 1. The slide rod 311 is slidably connected to the shell 1, and a top cover 313 is fixedly connected to the top of the slide rod 311.

[0038] A friction block 312 is fixedly connected to the bottom end of the slide bar 311 , and a pressing spring 314 is slidably connected to the slide bar 311 .

[0039] The outer side of the slide bar 311 is sleeved with a pressing spring 314 , the bottom end of the pressing spring 314 is fixedly connected to the housing 1 , and the top end of the pressing spring 314 is fixedly connected to the top cover 313 .

[0040] By setting the snap structure 3, during installation, first place the circular buzzer 2 in the annular rib 5 inside the shell 1 without glue fixation, install the pin part 4 on the cover plate 31, and then snap the cover plate 31 into the inside of the shell 1, so that the clamping ring 32 presses against the circular buzzer 2, and the clamping block 33 is clamped in the inside of the clamping groove 37 and fixed. At this time, the cover plate 31 is located on the inner side of the limit block 36, and the surrounding areas of the cover plate 31 will squeeze the clamping block 310 during installation.

[0041] The connecting rod 39 is an elastic rod, so that the clamping block 310 is squeezed to the inner side of the groove 38, and the clamping block 310 lifts the friction block 312, and the friction block 312 drives the slide bar 311 and the top cover 313 to rise, and the top cover 313 stretches the clamping spring 314. The elastic force of the clamping spring 314 presses the slide bar 311 and the clamping block 310, so that the clamping blocks 310 at the four corners squeeze the surrounding of the cover plate 31, and cooperate with the card slot 37 to further improve the stability of the cover plate 31 after installation, without the need for welding operation, thereby improving the assembly efficiency of the buzzer, and solving the problem of completing the assembly of the buzzer pins by soldering connection, the welding operation process is relatively cumbersome, the welding operation requirements are also high, and the assembly efficiency of the buzzer is reduced.

[0042] The pin portion 4 includes a fixing block 41 and a pin body 42 . The pin body 42 is fixedly connected to the fixing block 41 . The fixing block 41 is snap-connected to the mounting groove 34 . The pin body 42 is slidably connected to the slot 35 .

[0043] Working principle:

[0044] Before using the installation structure of the circular buzzer for the buzzer, you need to check the overall condition of the device to make sure it can work normally. Figure 1 - Figure 8 As shown, during installation, first place the round buzzer 2 in the annular rib 5 inside the housing 1, and no glue is needed to fix it. When installing the pin part 4, insert the pin body 42 into the slot 35, and keep the fixing block 41 stuck in the inside of the installation groove 34 to fix it. After the pin body 42 is inserted into the slot 35, it is bent to facilitate the fixation of the fixing block 41 and the pin body 42.

[0045] When the locking cam 33 is in the locked state, the locking cam 331 is in the locked state, and the locking cam 332 is in the locked state.

[0046] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A mounting structure for a circular buzzer for a buzzer, comprising a housing (1) and a circular buzzer (2), wherein a buckle structure (3) is provided on one side of the housing (1), and the buckle structure (3) comprises a cover plate (31) and a clamping ring (32); A pin portion (4) is installed inside the cover plate (31), and an annular retaining edge (5) is fixedly connected to the middle of the interior of the housing (1); It is characterized in that Also includes: The buckle structure (3) is arranged inside the housing (1), the clamping ring (32) is located on a side of the cover plate (31) close to the housing (1), and the clamping ring (32) is fixedly connected to the cover plate (31); The outer shell (1) has grooves (38) symmetrically formed at the four corners of the inner side thereof, a connecting rod (39) is fixedly connected to one side of the inner side of the groove (38), a clamping block (310) is fixedly connected to one end of the connecting rod (39) away from the outer shell (1), sliding rods (311) are symmetrically installed at the top and bottom of the outer shell (1), the sliding rods (311) are slidably connected to the outer shell (1), and a top cover (313) is fixedly connected to the top end of the sliding rod (311); A retaining spring (314) is sleeved on the outer side of the slide rod (311), the bottom end of the retaining spring (314) is fixedly connected to the outer shell (1), and the top end of the retaining spring (314) is fixedly connected to the top cover (313).

2. The installation structure of a circular buzzer piece for a buzzer according to claim 1, characterized in that: A limiting block (36) is symmetrically fixed on one side of the housing (1) close to the cover plate (31), and two side walls of the housing (1) are symmetrically provided with clamping grooves (37). The four sides of the cover plate (31) are fixedly connected with clamping blocks (33), and the clamping blocks (33) are clamped and connected with the clamping grooves (37).

3. The installation structure of a circular buzzer piece for a buzzer according to claim 1, characterized in that: The grooves (38) are symmetrically arranged, and there are no less than four grooves (38).

4. The installation structure of a circular buzzer piece for a buzzer according to claim 1, characterized in that: The cover plate (31) is symmetrically provided with a mounting groove (34) in a U-shape, and a slot (35) is provided in the mounting groove (34). The slot (35) is located in the middle of the inner bottom surface of the mounting groove (34). The mounting groove (34) is connected with the slot (35), and the number of the slots (35) matches that of the mounting groove (34).

5. The installation structure of a circular buzzer piece for a buzzer according to claim 4, characterized in that: The pin portion (4) comprises a fixing block (41) and a pin body (42); the pin body (42) is fixedly connected to the fixing block (41); the fixing block (41) is snap-connected to the mounting groove (34); and the pin body (42) is slidably connected to the slot (35).

6. The installation structure of a circular buzzer piece for a buzzer according to claim 1, characterized in that: The bottom end of the slide bar (311) is fixedly connected with a friction block (312), and the pressing spring (314) is slidably connected to the slide bar (311).

7. The installation structure of a circular buzzer piece for a buzzer according to claim 2, characterized in that: Two limit blocks (36) are symmetrically arranged, and the clamping groove (37) is located on one side of the limit block (36) close to the annular retaining edge (5).

Images