CN109061235B - Spectrum Analyzer - Google Patents

Abstract

The invention provides a spectrum analyzer, including an analyzer body; a storage box, which includes a box body and a box cover, one side of the box body is provided with an opening, the bottom of the box cover is pivotally connected with the bottom of the box body, and the box cover It can be rotated to cover the opening; the carrying plate is accommodated in the box, the bottom of which is pivotally connected with the bottom of the box, and the analyzer body is arranged on the surface of the carrying plate facing away from the opening; the link mechanism is connected to the box cover and the bottom of the box. Between the bearing plates; the switch mechanism, which is housed in the box and includes a power source, a rotating shaft, a traction rope, a reel and a push column, one end of the rotating shaft is fixedly connected to the output shaft of the power source, and the other end is connected to the box The inner wall of the body is rotatably connected, the winding wheel is sleeved on the rotating shaft, one end of the traction rope is connected with the top of the box cover, the other end is wound on the winding wheel, and the pushing column is fixed on the rotating shaft. The spectrum analyzer of the present invention can satisfy the storage of the main body part, and better protect the main body part from damage.

Description

Spectrum Analyzer

technical field

The invention relates to the technical field of electricity, in particular to a spectrum analyzer.

Background technique

Spectrum analyzer is an instrument commonly used in the field of electrical technology to study the spectral structure of electrical signals. It is widely used to measure signal parameters such as distortion, modulation, spectral purity, frequency stability and intermodulation distortion of electrical signals. It is a multi-purpose electronic measuring instrument to measure certain parameters of circuit systems such as amplifiers and filters.

In the prior art, the main structure of the currently used spectrum analyzer is usually directly exposed, while the spectrum analyzer is a precise structure, and direct exposure is likely to accumulate dust and other impurities on the line, affecting the measurement accuracy, and at the same time, it is prone to bumps, causing the instrument damaged.

SUMMARY OF THE INVENTION

Based on this, the purpose of the present invention is to provide a spectrum analyzer to solve the technical problem that the spectrum analyzer easily accumulates dust in the prior art.

A spectrum analyzer, comprising an analyzer body, and further comprising:

A storage box includes a box body and a box cover arranged on one side of the box body, one side of the box body is provided with an opening, and the bottom of the box cover is pivotally connected to the bottom of the box body, and the box cover can be rotated to cover the opening;

a carrying plate, which is accommodated in the box body, the bottom of which is pivotally connected to the bottom of the box body, the length of the carrying plate is less than the height of the inner space of the box cover, and the analyzer body is arranged in the on the surface of the carrier plate facing away from the opening;

A link mechanism is connected between the box cover and the carrying plate. Under the driving action of the link mechanism, the process of putting down and lifting the carrying plate is related to the opening and closing of the box cover. interlinked processes;

A switch mechanism, which is housed in the box, and includes a power source, a rotating shaft, a traction rope, a reel and a push column. One end of the rotating shaft is fixedly connected to the output shaft of the power source, and the other end is fixedly connected to the output shaft of the power source. It is rotatably connected with the inner wall of the box body, the winding wheel is sleeved on the rotating shaft, one end of the traction rope is connected with the top of the box cover, and the other end is wound on the winding wheel, so The pushing column is fixed on the rotating shaft, and when the box cover covers the opening, the pushing column can rotate around the rotating shaft to push the box cover.

The above-mentioned spectrum analyzer, when in use, can turn on the power source to drive the push column to rotate around the rotating shaft to push the box cover outward, so that the box cover is inclined outward at a certain angle, and then the box cover can act on its own gravity. At the same time, the winding wheel continuously releases the traction rope in response to the opening of the box cover. At the same time, during the opening process of the box cover, the link mechanism will pull the carrying plate to gradually lower it until it is completely lowered. After use, the main body of the analyzer is located on the top of the carrier plate, and the operator can use the main body of the analyzer to perform measurement operations; after use, the power source can be turned on to reverse, and the reel is continuously wound around the traction rope to pull the box cover up until The box cover covers the opening, and the box cover is closed. At the same time, during the closing process of the box cover, the link mechanism will push the carrier plate to gradually lift up, so as to gradually push it into the box body, so as to store the analyzer body in the box body. Therefore, the spectrum analyzer can satisfy the storage of the main part, so that the main part is not directly exposed when not in use, avoids accumulation of dust and collision, and better protects the main part from damage. The operation process is simple and convenient.

Further, the link mechanism includes a link and two sliders pivotally connected to both ends of the link, one of the sliders is slidably connected to the box cover, and the other is the slider. slidably connected with the carrier plate.

Further, the top of the box cover is provided with a draw hook, one end of the traction rope is provided with a hook and loop, and the draw hook is hooked on the hook and loop.

Further, the analyzer body is slidably mounted on the carrier plate.

Further, opposite sides of the analyzer main body are respectively provided with a sliding plate, and the sliding plate is slidably connected with the carrying plate.

Further, a magnetic attraction plate is provided on the sliding plate, one end of the magnetic attraction plate is pivotally connected to the sliding plate, and two sliding plates are arranged along the sliding direction of the analyzer body. Magnetic strips, each of the magnetic attraction plates is magnetically attracted to one of the magnetic strips.

Further, the top of the magnetic attraction plate is provided with a pull rod.

Further, a notch is provided on the sliding plate, and the magnetic attraction plate is arranged in the notch.

Further, the pushing column is made of flexible material.

Further, the top of the box is provided with a chute, the bottom of the chute is provided with a through hole penetrating the box, and a cover plate is slidably mounted on the chute, which can be opened by sliding the cover plate. and cover the through hole, and when the box cover covers the opening, the through hole is opposite to the draw hook.

Description of drawings

1 is a schematic diagram of a three-dimensional structure of a spectrum analyzer in a first embodiment of the present invention;

Fig. 2 is the enlarged view of I place among Fig. 1;

3 is a schematic cross-sectional structure diagram of the spectrum analyzer in the first embodiment of the present invention;

4 is a schematic diagram of the assembly of the carrier plate and the analyzer main body in the first embodiment of the present invention;

5 is a schematic three-dimensional structure diagram of a spectrum analyzer in a second embodiment of the present invention;

FIG. 6 is an enlarged view of II in FIG. 5 .

Description of main component symbols:

Storage Box 10 carrier plate 20 linkage 30 switch mechanism 40 Analyzer body 50 box 11 box cover 12 open 111 link 31 slider 32 power source 41 axis of rotation 42 Leash 43 reel 44 push post 45 Retractor 121 shackle 431 slip plate 51 slider 511 rail twenty one Magnetic plate 52 magnetic strip twenty two Pull rod 521 Chute 112 through hole 113 cover 114

The following specific embodiments will further illustrate the present invention in conjunction with the above drawings.

Detailed ways

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the related drawings. Several embodiments of the invention are presented in the accompanying drawings. However, the present invention may be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It should be noted that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and similar expressions are used herein for illustrative purposes only.

Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terms used herein in the description of the present invention are for the purpose of describing specific embodiments only, and are not intended to limit the present invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to FIGS. 1 to 4 , the spectrum analyzer according to the first embodiment of the present invention is shown, including a storage box 10 , a carrier plate 20 , a link mechanism 30 , a switch mechanism 40 and an analyzer body 50 .

The storage box 10 includes a box body 11 and a box cover 12 disposed on one side of the box body 11 . An opening 111 is provided on one side of the box body 11 . The bottom of the box cover 12 is connected to the box body. The bottom of 11 is pivotally connected, and the box cover 12 can be rotated to cover the opening 111, and when the box cover 12 is fully opened, the outer surface of the box cover 12 and the bottom surface of the box body 11 In this way, it can be placed flat on the support table, so as to ensure that the analyzer main body 50 will not be placed obliquely after being taken out.

The carrying plate 20 is accommodated in the box body 11 , and its bottom is pivotally connected to the bottom of the box body 11 . The length of the carrying plate 20 is less than the height of the inner space of the box cover 11 . The board 20 can be put down from the box body 11 with the bottom of itself as the pivot center. At the same time, when the box cover 12 is fully opened and the carrying board 20 is completely put down, the carrying board 20 is horizontally attached. By leaning on the box cover 12, it is ensured that the analyzer main body 50 will not be placed obliquely after being taken out.

The link mechanism 30 includes a link 31 and two sliders 32 pivotally connected to both ends of the link 31 , wherein one of the sliders 32 is slidably connected to the box cover 12 , the other One of the sliding blocks 32 is slidably connected to the bearing plate 20 , wherein the box cover 12 and the bearing plate 20 are respectively provided with sliding grooves A to satisfy the installation of the sliding block 32 . Under the driving action of the link mechanism 30, the process of putting down and lifting the carrying plate 20 and the process of opening and closing the box cover 12 are interlocked with each other, that is, when the box cover 12 is opened, through the The link mechanism 30 will pull the carrying board 20 down, and when the box cover 12 is closed, the carrying board 20 will be pushed up by the link mechanism 30 .

The switch mechanism 40 is accommodated in the box 11 , and includes a power source 41 , a rotating shaft 42 , a traction rope 43 , a reel 44 and a push column 45 , and one end of the rotating shaft 42 is connected to the power source. The output shaft of 41 is fixedly connected, the other end is rotatably connected to the inner wall of the box body 11, the reel 44 is sleeved on the rotating shaft 42, and one end of the traction rope 43 is connected to the top of the box cover 12. connected, the other end is wound on the reel 44, the push column 45 is fixed on the rotating shaft 42, when the box cover 12 covers the opening 111, the push column 45 can be rotated around the rotating shaft 42 to push the box cover 12 .

Preferably, the push rod 45 is made of a flexible material, so that direct rigid impact between the push rod 45 and the box cover 12 can be avoided.

It can be understood that, in the specific implementation, when the box cover 12 is covered on the opening 111, the arrangement position of the ejector column 45 can be positioned, and the conditions to be satisfied for the positioning are: the ejector column 45 does not contact the box cover 12, However, it can be rotated around the rotation axis 42 to be pushed to the box cover 12 (as shown in FIG. 3 ). Since the opening and closing process of the box cover 12 is completely reversible, the pushing column that meets the above positioning conditions can be pushed to the box cover 12 . When opening, push the box cover 12 outwards, so that the box cover 12 is inclined outward at a certain angle, the center of gravity deviates from the vertical center, and when the box cover 12 is about to be completely closed, the pushing column 45 will not touch the box cover 12, The lid 12 will not be restricted from being fully closed.

Further, a draw hook 121 is provided on the top of the box cover 12 , a hook 431 is provided at one end of the traction rope 43 , and the draw hook 121 is hooked on the hook and loop 431 , thus realizing the connection between the box cover 12 and the traction Disassembly of rope 43.

The analyzer body 50 is slidably mounted on the surface of the carrier plate 20 facing away from the opening 111 . Specifically, two opposite sides of the analyzer body 50 are respectively provided with a sliding plate 51 , the sliding plate 51 is slidably connected with the carrying plate 20 , wherein a sliding block is provided at the bottom of the sliding plate 51 511 , the bearing plate 20 is provided with a sliding rail 21 at a corresponding position, and the sliding block 511 is slidably connected with the corresponding sliding rail 21 .

The sliding plate 51 is provided with a magnetic attraction plate 52 , one end of the magnetic attraction plate 52 is pivotally connected to the sliding plate 51 , and the sliding plate 51 slides along the analyzer body 50 . There are two magnetic strips 22 arranged in the direction, each of the magnetic plates 52 is magnetically attracted to one of the magnetic strips 22, and a pull rod 521 is provided on the top of the magnetic plate 52. When it is necessary to move the When the analyzer main body 50 is mounted, the pull rod 521 can be pulled to pull up the magnetic attraction plate 52, so that the magnetic attraction plate 52 and the magnetic strip 22 are separated from the magnetic attraction, and the analyzer main body 50 can be moved and adjusted by releasing the fixing.

In specific implementation, the sliding plate 51 can be made of plastic material, and can be integrally formed with the casing of the analyzer main body 50 .

Preferably, the sliding plate 51 is provided with a notch, and the magnetic attraction plate 52 is arranged in the notch.

To sum up, in the spectrum analyzer of the above-mentioned embodiments of the present invention, when in use, the power source 41 can be turned on to drive the ejector column 45 to rotate around the rotating shaft 42 to push the box cover 12 outward, so that the box cover 12 faces the It is inclined outward at a certain angle, and then the box cover 12 can be turned outward by itself under the action of its own gravity. At the same time, the reel 44 continuously releases the traction rope 43 to respond to the opening of the box cover 12. During the opening process, the link mechanism 30 will pull the carrier plate 20 down gradually. After it is completely down, the analyzer main body 50 is placed horizontally on the top of the carrier plate 20. The operator can use the analyzer main body 50 to perform measurement operations. The main body 50 of the analyzer can be adjusted to a position convenient for operation by pulling up the magnetic suction plate 52, and in order not to hinder the operation, the traction rope 43 can be removed from the cover 12 after the cover 12 is fully opened; After use, the hook 431 can be hooked on the hook 121, and then the power source 41 is turned on and reversed, and the reel 44 is continuously wound around the traction rope 43 to pull the box cover 12 up until the box cover 12 covers the opening 111. , the box cover 12 is closed, and at the same time, during the closing process of the box cover 12 , the link mechanism 30 will push the carrier plate 20 to gradually lift up to gradually push it into the box body 11 , so that the analyzer body 50 is stored in the box body 11 . . Therefore, the spectrum analyzer can satisfy the storage of the main body part 50, so that the main body part 50 is not directly exposed when not in use, so as to avoid accumulation of dust and collision, and better protect the main body part from damage, while the removal of the main body part 50 And the operation process of storage is simple and convenient.

Please refer to FIG. 5 to FIG. 6 , which show a spectrum analyzer in a second embodiment of the present invention. The structure of the spectrum analyzer in this embodiment is basically the same as that in the first embodiment, and the difference is that :

The top of the box body 11 is provided with a chute 112 , the bottom of the chute 112 is provided with a through hole 113 penetrating the box body, and a cover plate 114 is slidably mounted on the chute 112 . The plate 114 can open and cover the through hole 113, and when the box cover 11 covers the opening 111, the through hole 113 is opposite to the hook 121, so that when the power source 41 fails, it can slide When the cover plate 114 is opened, the operator can go deep into the through hole 113 by hand to separate the draw hook 121 and the hook and loop 431, so that the box cover 11 can be manually opened to avoid the phenomenon that the analyzer body 50 cannot be taken out once the power source 41 fails.

The above-mentioned embodiments only represent several embodiments of the present invention, and the descriptions thereof are specific and detailed, but should not be construed as limiting the scope of the patent of the present invention. It should be noted that, for those skilled in the art, without departing from the concept of the present invention, several modifications and improvements can be made, which all belong to the protection scope of the present invention. Therefore, the protection scope of the patent of the present invention should be subject to the appended claims.

Claims (10)

1. A spectrum analyzer, includes the analysis appearance main part, its characterized in that still includes:

the storage box comprises a box body and a box cover arranged on one side of the box body, wherein an opening is formed in one side of the box body, the bottom of the box cover is pivotally connected with the bottom of the box body, and the box cover can rotate to cover the opening;

the loading plate is accommodated in the box body, the bottom of the loading plate is pivotally connected with the bottom of the box body, the length of the loading plate is smaller than the height of the space in the box cover, and the analyzer main body is arranged on the surface of the loading plate, which faces away from the opening;

the link mechanism is connected between the box cover and the bearing plate, and under the driving action of the link mechanism, the process of the bearing plate in the process of falling and lifting and the process of the box cover in the process of opening and closing are linked mutually;

a switch mechanism, it accept in the box, it includes power supply, rotation axis, haulage rope, reel and top pushing column, the one end of rotation axis with the output shaft fixed connection of power supply, the other end with the inner wall of box rotates to be connected, the reel suit is in on the rotation axis, the one end of haulage rope with the top of case lid is connected, the other end twine in on the reel, the top pushing column set firmly in on the rotation axis, work as the case lid covers when on the opening, the top pushing column can wind the rotation axis rotates to the top push the case lid.

2. The spectrum analyzer as defined in claim 1 wherein the linkage comprises a linkage and two slides pivotally connected at opposite ends of the linkage, one of the slides being slidably connected to the cover and the other of the slides being slidably connected to the carrier plate.

3. The spectrum analyzer as claimed in claim 1, wherein the top of the case cover is provided with a hook, and one end of the pulling rope is provided with a hook ring, and the hook is hooked on the hook ring.

4. The spectrum analyzer of claim 1, wherein the analyzer body is slidably mounted on the carrier plate.

5. The spectrum analyzer as claimed in claim 4, wherein the analyzer body is provided with a sliding plate at each of opposite sides thereof, and the sliding plate is slidably connected to the carrier plate.

6. The spectrum analyzer as claimed in claim 5, wherein the sliding plate is provided with a magnetic attraction plate, one end of the magnetic attraction plate is pivotally connected with the sliding plate, the sliding plate is provided with two magnetic strips with magnetism along the sliding direction of the analyzer body, and each magnetic attraction plate is magnetically attracted with one magnetic strip.

7. The spectrum analyzer as claimed in claim 6, wherein the top of the magnetic absorber plate is provided with a lifting rod.

8. The spectrum analyzer as claimed in claim 6, wherein the sliding plate is provided with a notch, and the magnetic attraction plate is arranged in the notch.

9. The spectrum analyzer of claim 1, wherein the push post is fabricated from a flexible material.

10. The spectrum analyzer as claimed in claim 3, wherein the top of the case is provided with a sliding groove, the bottom of the sliding groove is provided with a through hole penetrating through the case, the sliding groove is slidably provided with a cover plate, the through hole can be opened and shielded by sliding the cover plate, and the through hole is opposite to the draw hook when the case cover is covered on the opening.

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