阅读说明：本技术 一种紧凑型的晶振模块组件 (Compact crystal oscillator module assembly ) 是由 程昌利 于 2020-04-24 设计创作，主要内容包括：本发明涉及一种紧凑型的晶振模块组件件,其包括晶体模块箱、内框体、弹性件和箱盖,所述晶体模块箱一侧开口,所述内框体位于晶体模块箱内,所述内框体内用于放置晶振,所述内框体四周与晶体模块箱四周之间通过弹性件连接,所述内框体两侧还设置于定位块,所述内框体两侧还设置有多个阻尼绳,所述阻尼绳端部与晶体模块箱内壁连接,所述阻尼绳还穿设在定位块内,所述箱盖盖设与晶体模块箱开口的一侧并与晶体模块箱连接,所述晶体模块箱朝向箱盖的一侧内壁还设置有缓冲件。本发明具有通过对晶振和元器件进行模块化的安装,减小整体的占地面积,并且能够提高对晶振的缓冲隔振的效果。(The invention relates to a compact crystal oscillator module component which comprises a crystal module box, an inner frame body, an elastic part and a box cover, wherein one side of the crystal module box is provided with an opening, the inner frame body is positioned in the crystal module box and is used for placing a crystal oscillator, the periphery of the inner frame body is connected with the periphery of the crystal module box through the elastic part, two sides of the inner frame body are also arranged on positioning blocks, two sides of the inner frame body are also provided with a plurality of damping ropes, the end parts of the damping ropes are connected with the inner wall of the crystal module box, the damping ropes are also arranged in the positioning blocks in a penetrating manner, the box cover is arranged on one side of the opening of the crystal module box and connected with the crystal module box, and the inner wall of one side of the crystal module box facing the box. The invention has the advantages that the crystal oscillator and the components are installed in a modularized manner, the whole occupied area is reduced, and the buffering and vibration isolation effects on the crystal oscillator can be improved.)

1. A compact crystal oscillator module assembly, characterized by: comprises a crystal module box (1), an inner frame body (2), an elastic piece (3) and a box cover (4), one side of the crystal module box (1) is opened, the inner frame body (2) is positioned in the crystal module box (1), the inner frame body (2) is used for placing a crystal oscillator, the periphery of the inner frame body (2) is connected with the periphery of the crystal module box (1) through an elastic piece (3), positioning blocks (21) are arranged on two sides of the inner frame body (2), a plurality of damping ropes (5) are arranged on two sides of the inner frame body (2), the end part of the damping rope (5) is connected with the inner wall of the crystal module box (1), the damping rope (5) is also arranged in the positioning block (21) in a penetrating way, the case cover (4) is covered on one side of the opening of the crystal module case (1) and is connected with the crystal module case (1), the crystal module box (1) is provided with a buffer piece (6) towards the inner wall of one side of the box cover (4).

2. A compact crystal module assembly according to claim 1, wherein: the four corners department of interior framework (2) all is provided with corner seat (7), corner seat (7) are connected with elastic component (3), elastic component (3) are damping spring, arbitrary one be connected with two elastic component (3), two on corner seat (7) through the screw connection, two between elastic component (3) and corner seat (7) contained angle between elastic component (3) is the acute angle, two through the screw connection between the one end that corner seat (7) were kept away from in elastic component (3) and two inner walls of crystal module case (1) mutually perpendicular.

3. A compact crystal module assembly according to claim 2, wherein: and insulation sheets (8) are arranged at the joints of the elastic piece (3), the angle seat (7) and the crystal module box (1).

4. A compact crystal module assembly according to claim 3, wherein: the angle between the angle seat (7) and the inner frame body (2) is 15-60 degrees.

5. The compact crystal oscillator module assembly of claim 4, wherein: two damping ropes (5) are arranged on the same side of the inner frame body (2), the damping ropes (5) are steel wire ropes bent by multiple sections, and the bending angles of two adjacent sections of the damping ropes (5) are 30 degrees and 120 degrees.

6. The compact crystal oscillator module assembly of claim 5, wherein: the damping rope (5) and the positioning block (21) are fixedly connected through press riveting.

7. The compact crystal oscillator module assembly of claim 6, further comprising: bolster (6) include first fixed strip (61), second fixed strip (62) and foam-rubber cushion (63), first fixed strip (61) and second fixed strip (62) set up perpendicularly, first fixed strip (61) and second fixed strip (62) one side are inlayed and are established foam-rubber cushion (63), and the opposite side is connected with connecting strip (64), crystal module case (1) and case lid (4) one side in opposite directions are provided with mount table (65) that supply connecting strip (64) to insert to close, pass through bolted connection between mount table (65) and connecting strip (64).

8. A compact crystal module assembly according to claim 7, wherein: the rigidity of the elastic part (3) positioned at the two sides of the inner frame body (2) and the weight ratio of the inner frame body (2) for placing the crystal are as follows: 1:2:10.

Technical Field

The invention relates to the technical field of vibration isolators, in particular to a compact crystal oscillator module assembly.

Background

Various vibration problems exist in areas such as machine manufacturing, aerospace, and other engineering. Excessive harmful vibrations tend to cause fatigue failure or malfunction of structures, equipment, and especially for environmentally demanding sophisticated equipment. At present, methods for reducing vibration of mechanical structures can be mainly classified into two types: firstly, the vibration source is controlled, namely the generation of vibration and noise is reduced, on one hand, the vibration source can be realized by methods of structure optimization design, improvement of manufacturing precision, reduction of installation errors and the like; secondly, measures such as isolation, attenuation and the like are taken for the generated vibration and noise, so that the generated vibration and noise are weakened in the transmission process.

The prior publication numbers are: CN 109973576A's chinese patent discloses a double-deck low frequency crystal oscillator vibration isolation device, including mounting plate, intermediate frame and crystal oscillator mounting bracket, mounting plate pass through the bottom isolator with intermediate frame connects, the crystal oscillator mounting bracket hangs through a plurality of suspension spring and locates in the intermediate frame, suspension spring is two sets of, and is two sets of suspension spring longitudinal symmetry sets up to a plurality of in every group suspension spring follows the circumference evenly distributed of crystal oscillator mounting bracket.

The above prior art solutions have the following drawbacks: when the installation crystal oscillator, often not a single crystal oscillator uses alone, generally can be equipped with some auxiliary components and parts and use in combination, because the volume of holistic middle frame and crystal oscillator mounting bracket is great, auxiliary components and parts are located the middle frame outside for whole area is great after the installation.

Disclosure of Invention

In view of the defects of the prior art, it is an object of the present invention to provide a compact crystal oscillator module assembly, which reduces the overall floor space and improves the buffering and vibration isolation effects on the crystal oscillator by modularly mounting the crystal oscillator and components.

The above object of the present invention is achieved by the following technical solutions:

the utility model provides a compact's crystal oscillator module subassembly, includes crystal module case, inner frame body, elastic component and case lid, crystal module case one side opening, the inner frame body is located the crystal module incasement, be used for placing crystal oscillator in the inner frame body, the inner frame body is connected through the elastic component with the crystal module case between all around, the inner frame body both sides still are provided with the locating piece, the inner frame body both sides still are provided with a plurality of damping ropes, damping rope tip and crystal module incasement wall connection, the damping rope still wears to establish in the locating piece, the case lid is established and is connected with crystal module case open-ended one side and with the crystal module case, the crystal module case still is provided with the bolster towards one side inner wall of case lid.

Further: the four corners department of interior framework all is provided with the corner seat, the corner seat is connected with the elastic component, the elastic component is damping spring, arbitrary one be connected with two elastic components on the corner seat, two through screwed connection, two between elastic component and the corner seat contained angle between the elastic component is the acute angle, two through screwed connection between the one end that the corner seat was kept away from to the elastic component and two inner walls of crystal module case mutually perpendicular.

Further: and insulation sheets are arranged at the joints of the elastic piece, the corner seat and the crystal module box.

Further: the angle between the angle seat and the inner frame body is 15-60 degrees.

Further: two damping ropes are arranged on the same side of the inner frame body and are steel wire ropes bent in multiple sections, and the bending angle of two adjacent sections of the damping ropes is 30 degrees or 120 degrees.

Further: the damping rope and the positioning block are fixedly connected through press riveting.

Further: the buffer piece comprises a first fixing strip, a second fixing strip and a spongy cushion, a clamping groove for fixing the first fixing strip and the second fixing strip is formed in the crystal module box towards the inner wall of the box cover, a limiting groove for clamping the second fixing strip is formed in the first fixing strip towards one side of the inner wall of the crystal module box, the first fixing strip and the second fixing strip are vertically arranged, and the spongy cushion is connected to one side, deviating from the inner wall of the crystal module box, of the first fixing strip and the second fixing strip.

Further: the ratio of the rigidity of the elastic parts positioned at the two sides of the inner frame body to the weight of the inner frame body for placing the crystal is as follows: 1:2:10.

In summary, the invention includes at least one of the following beneficial technical effects:

1. the crystal oscillator is modularized by the buffer vibration isolation part, so that the whole floor area is reduced, the crystal oscillator can be well buffered and isolated, and the vibration amplitude generated when the whole is impacted is reduced;

2. the inner frame body for placing the crystal oscillator is further improved through the damping ropes to carry out buffering and vibration isolation, and when the inner frame body swings due to impact, the inner frame body can be quickly reset;

3. realize when the interior framework of placing the crystal oscillator appears swinging by a wide margin through the bolster, the bolster can play the effect of buffering, makes the interior framework of placing the crystal oscillator be difficult for appearing with the phenomenon of case lid or the collision of crystal oscillator module case, and then improves the protection to the crystal oscillator.

Drawings

Fig. 1 is a schematic isometric view of the interior of a crystal module case.

Fig. 2 is a schematic front view showing the inside of the crystal module case.

Fig. 3 is a partially enlarged schematic view of a portion a in fig. 2.

Fig. 4 is a schematic cross-sectional view of a damper attached to a case cover.

In the figure, 1, a crystal module box; 2. an inner frame body; 21. positioning blocks; 3. an elastic member; 4. a box cover; 5. a damping rope; 6. a buffer member; 61. a first fixing strip; 62. a second fixing strip; 63. a sponge cushion; 64. a connecting strip; 65. an installation table; 7. a corner seat; 8. an insulating sheet.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, a compact crystal module assembly disclosed by the invention comprises a crystal module box 1, an inner frame 2, an elastic member 3 and a box cover 4, wherein one side of the crystal module box 1 is open, the four corners of the crystal module box 1 are connected with the elastic member 3, one end of the elastic member 3 far away from the crystal module box 1 is connected with the inner frame 2 so as to fix the inner frame 2, the inner frame 2 is positioned in the crystal module box 1, a crystal oscillator is placed in a convergence of the inner frame 2, the four corners of the inner frame 2 are provided with corner seats 7 connected with the elastic member 3, the elastic member 3 is preferably a damping spring, the elastic members are respectively arranged at two sides of the inner frame 2 and distributed up and down, two elastic members 3 are connected at any one corner seat 7, the included angle between the two elastic members 3 positioned at the same side is 15 degrees to 60 degrees, preferably 30 degrees is arranged here, so that the elastic members 3 positioned at the same side can be connected and fixed to the inner frame 2, and can be when producing vibrations, vibration isolation buffering that carries on that can be quick makes interior framework 2 be difficult for producing vibrations, and the weight ratio that lies in 3 rigidness of single elastic component in interior framework 2 below, the single elastomer rigidness in top and crystal oscillator is: 1:2: 10;

the elastic part 3 with different rigidity is selected for use according to different crystal oscillator qualities, so that the vibration isolation can be buffered more quickly when the vibration isolation is carried out, the vibration amplitude of the inner frame body 2 is reduced to the minimum degree, and the crystal oscillator is protected.

Referring to fig. 2 and 3, the angle between angle seat 7 and the interior framework 2 is 15 ~ 60, when angle seat 7 angle is different, there is the difference to the buffering time of vibrations, the preferred 45 of angle between angle seat 7 and the interior framework 2, the efficiency of buffering vibration isolation is best, elastic component 3 all passes through the screw connection with angle seat 7 and crystal module case 1 junction, the junction still is provided with insulating piece 8, elastic component 3's tip both sides all set up two insulating pieces 8, insulating piece 8 is the ring slice of being made by nylon materials or polytetrafluoroethylene material, make not only reduce the friction of junction under insulating piece 8's effect, can also play insulating effect.

Referring to fig. 1 and 2, positioning blocks 21 are further arranged on two sides of the inner frame body 2, a plurality of damping ropes 5 are arranged in the positioning blocks 21 in a penetrating manner, two damping ropes 5 are arranged in the positioning blocks 21 on the same side in a penetrating manner, the damping ropes 5 are wound steel wire ropes, the damping ropes 5 are arranged in the positioning blocks 21 in a penetrating manner, two ends of each damping rope are connected with the inner wall of the crystal module box 1, the parts of the damping ropes 5 penetrating through the positioning blocks 21 are in a multi-section bending shape, the bending angles of the damping ropes 5 of two adjacent sections are 30 degrees and 120 degrees, when the bending angle of the joint of the first section and the second section is 30 degrees, the bending angle of the joint of the second section and the third section is 120 degrees, the damping rope 5 penetrating through one side of the positioning block 21 is bent four times, the damping rope 5 penetrating into the positioning block 21 is fixedly connected with the positioning blocks 21 in a press riveting manner, and one, one end of the damping rope 5, which is far away from the positioning block 21, is connected with the crystal module box 1 through a screw;

further improvement is to the buffering vibration isolation performance of impact under the effect of damping rope 5, because inner frame body 2 is in unsettled state, vibrations are being produced and are being made, elastic component 3 cushions the vibration isolation, this moment because damping rope 5 is the wire rope that the multistage was buckled, when inner frame body 2 produced the swing trend, damping rope 5 can form the pulling force, make can derive the external force that makes inner frame body 2 produce the swing trend fast, thereby further make inner frame body 2 be difficult for producing the swing, and then realize the protection to the crystal oscillator.

Referring to fig. 2 and 4, the inner wall of the crystal module case 1 facing the opening and the inner wall of the case cover 4 are both provided with a buffer 6, the buffer 6 includes a first fixing strip 61, a second fixing strip 62 and a sponge pad 63, the first fixing strip 61 and the second fixing strip 62 are perpendicular to each other and are arranged in a cross shape, two second fixing strips 62 are provided, the end portions of the two second fixing strips 62 are connected with the side wall of the first fixing strip 61 through screws, so that the whole is in a cross shape, the sponge pad 63 is embedded in the first fixing strip 61 and the second fixing strip 62, the sponge pad 63 is embedded in one side of the first fixing strip 61 and the second fixing strip 62 and is subjected to plasticizing treatment, and both sides of the first fixing strip 61 and the second fixing strip 62 are bent towards the sponge pad 63 to form a pressing strip, so that the sponge pad 63 is connected more firmly, and the sponge pad 63 is not easy to loosen;

one side that first fixed strip 61 and second fixed strip 62 deviate from foam-rubber cushion 63 has still set firmly the connecting strip 64, crystal module case 1 and case lid 4 one side in opposite directions are provided with the mount table 65 that supplies connecting strip 64 to insert to close, through screwed connection between connecting strip 64 and the mount strip, the screw is worn to establish in mount table 65 and connecting strip 64, make things convenient for first fixed strip 61 and second fixed strip 62 of dismouting, thereby can be convenient change foam-rubber cushion 63, realize can be better cushion the vibration isolation to inner frame body 2.

The implementation principle of the embodiment is as follows: the elastic part 3 and the damping rope 5 are used for buffering and vibration isolating, so that when the inner frame body 2 tends to swing, the elastic part 3 can buffer and vibration isolate the inner frame body 2, the insulating sheet 8 at the joint of the elastic part 3 and the inner frame body 2 not only plays a role in reducing friction, but also plays an insulating role, so that static electricity is not easily generated at the joint, and under the action of the damping rope 5, the inner frame body 2 is further buffered, so that the inner frame body 2 can be rapidly reset; under the effect of bolster 6 for when interior framework 2 receives violent impact to produce the large amplitude oscillation, make interior framework 2 be difficult for appearing and produce the collision with crystal oscillator module case or case lid 4 and cause the damage, thereby will wholly carry out the module installation, realize reducing area, and realize the effect to the crystal oscillator protection.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.