CN219577019U - Card-inserted type charge amplifier capable of being combined and expanded at will - Google Patents

Abstract

The utility model discloses a plug-in card type charge amplifier capable of being combined and expanded at will, which comprises a shell, wherein the top of the shell is rotationally connected with a protecting cover, and a hinge is connected at the joint of the protecting cover and the shell. The plug-in card type charge amplifier capable of being combined and expanded at will is provided with the movable grooves distributed in a horizontal array at the top of the main board, the movable grooves are used for installing the plug-in card type charge amplifier according to the plug-in card type charge amplifier which is required to be combined, the adjustable width of each movable groove is used for adjusting the plug-in card type charge amplifier with different adapting lengths, the pull ring is pulled upwards by the clamping grooves, the pull ring drives the pull rod to move upwards and enables the pressure plate to squeeze the pressure spring, the bottom of the pull rod is released from being fixed with the limiting hole, the pull rod is pulled and adjusted by the pulling rod at the joint, and then the pull ring is released again through loosening the pull ring, so that the pull rod is clamped in the limiting hole again by elastic reset of the pressure spring, and the adapting and clamping property of the clamping groove is wider.

Description

Card-inserted type charge amplifier capable of being combined and expanded at will

Technical Field

The utility model relates to the technical field of charge amplifiers, in particular to a plug-in card type charge amplifier capable of being combined and expanded at will.

Background

In the application publication number CN210273974U, application publication date 2020-04-07, the utility model patent application of a charge amplifier, it includes the protective housing, first circuit board has been placed to the inside of protective housing, the left and right sides face of first circuit board all is fixed connection with the inside wall of protective housing, the through-hole that the equidistance was arranged is seted up to the upper surface of protective housing, the input joint that the equidistance was arranged has been placed to the top of protective housing, every the bottom of input joint all runs through the through-hole and extends to the below of through-hole, concentrated row has been placed to the inside of protective housing, the utility model is rational in infrastructure, and it can be through connecting the power with the input, and charge gets into concentrated row from the input, gets into to the second circuit board from concentrated row, and charge is through the second circuit board with charge signal integration to the integration in the integration capacitor, will be through protector and electromagnetic switch when the charge reaches a certain value in the integration capacitor, the charge is discharged through output joint, reduces mounting structure simultaneously, avoids the structure complicacy to lead to inside heat dissipation excessively.

The charge amplifier consists of a charge conversion stage, an adaptive stage, a low-pass filter, a high-pass filter, a final stage power amplifier and a power supply. In the current electronic technology field, charge amplifiers are widely used, for example, in the sensor technology field, it is necessary to amplify signals with charge amplifiers, but most of the conventional charge amplifiers are based on fixed single channels, or dual channels. It is very inconvenient to handle with different sensor mounting arrangements.

Disclosure of Invention

The utility model aims to provide a plug-in card type charge amplifier which can be arbitrarily combined and expanded so as to solve the problem that most of the traditional charge amplifiers proposed in the background art are based on fixed single channel or double channels. The problem of being very inconvenient to handle under different sensor mounting layouts.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a card-inserted charge amplifier that can make up wantonly and expand, includes the casing, the top of casing rotates and is connected with the protecting cover, the junction of protecting cover and casing is handed over and is had the hinge, the department of centering on protecting cover top is provided with dustproof glass, the top fixedly connected with hand piece of protecting cover, the casing sliding is provided with the mainboard, the one end fixedly connected with connecting block of mainboard, the connecting block exposes outside the casing again, the one end fixedly connected with hand that the connecting block is located outside the casing takes out;

the top fixedly connected with of mainboard is the movable groove that horizontal array distributes, set up the fixed orifices that is vertical array and distribute on the movable groove, slip joint has the draw-in groove on the movable groove, it is provided with the traction strip to slide between the draw-in groove, the both sides fixedly connected with hasp of draw-in groove, the slip is provided with the pull rod in the hasp, pull rod and fixed orifices looks adaptation, the one end fixedly connected with pull ring of the pull rod outside the hasp that the pull rod exposes, the one end fixedly connected with clamp plate that the pull rod is located the hasp, the one end cover that the pull rod is located the hasp is equipped with the pressure spring, the one end and the clamp plate of pressure spring are connected, the bottom fixedly connected with of movable groove is the spacing hole that array distributes, the one end and the spacing hole looks adaptation of pull rod bottom.

Further, the two sides of the main board are fixedly connected with clamping bars, and locking holes which are distributed symmetrically up and down are formed in the tops of the clamping bars.

Further, the both sides bolt fastening at protecting cover top has the dead band, rotate on the dead band and be provided with the gim peg, gim peg and lockhole looks adaptation.

Further, the spout has been seted up to the both sides inner wall of casing, the outer wall fixedly connected with draw runner of card solid strip, the draw runner slides and sets up in the spout, the one end fixedly connected with stopper of spout.

Compared with the prior art, the utility model has the beneficial effects that: the plug-in card type charge amplifier capable of being combined and expanded at will is reasonable and has the following advantages:

(1) The card inserting type charge amplifier capable of being combined and expanded at will is characterized in that the top of a main board is provided with movable grooves distributed in a horizontal array, the movable grooves are provided with card inserting sensors with different adapting lengths according to the card inserting sensors required to be combined, the card inserting sensors can adjust the width of the card inserting grooves, the card inserting grooves drive a pull rod to move upwards by pulling the pull ring upwards, a pressing plate presses a pressure spring, the bottom of the pull rod is released from being fixed with a limiting hole, the card inserting grooves are pulled and adjusted through a pulling bar at the joint, and then the pull ring is released again, so that the pull rod is clamped in the limiting hole again by elastic reset of the pressure spring, and the adapting and clamping performance of the card inserting groove is wider;

(2) This card formula charge amplifier that can make up wantonly and expand, mainboard accessible after the live time is too long is released the fixed of gigging, goes up the handle and carries the piece and make the protecting cover to expand afterwards, and the protecting cover can separate the dust and fall on the draw-in groove and avoid card sensor because of the dust short circuit, can take off card sensor and take out through the hand with the mainboard that life is too long after opening afterwards, and the new mainboard of renewing can.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of the overall internal structure of the present utility model;

FIG. 3 is an enlarged partial schematic view of the present utility model at A of FIG. 2;

FIG. 4 is a schematic diagram of the internal structure of the card slot of the present utility model;

fig. 5 is a schematic view of the snap lock state of the present utility model.

In the figure: 1. a housing; 2. a protective cover; 21. dust-proof glass; 22. a handle; 3. a fixing strip; 31. a fixing bolt; 4. a connecting block; 41. manually drawing; 42. a main board; 421. a slide bar; 5. clamping and fixing the strip; 51. a lock hole; 6. a movable groove; 61. a limiting hole; 7. a clamping groove; 71. pulling the strip; 8. locking; 9. a chute; 91. a limiting block; 10. a pull ring; 101. a pull rod; 11. a pressing plate; 12. a compression spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides a technical solution:

example 1: the utility model provides a card formula charge amplifier that inserts that can make up wantonly and expand, including casing 1, the top rotation of casing 1 is connected with protecting cover 2, the junction handing-over of protecting cover 2 and casing 1 has the hinge, the department of centering at protecting cover 2 top is provided with dustproof glass 21, the top fixedly connected with hand piece 22 of protecting cover 2, it is provided with mainboard 42 to slide in casing 1, the one end fixedly connected with connecting block 4 of mainboard 42, connecting block 4 exposes outside casing 1 again, the one end fixedly connected with hand piece 41 that connecting block 4 is located outside casing 1, the both sides fixedly connected with card solid strip 5 of mainboard 42, become upper and lower symmetric distribution's lockhole 51 has been seted up at the top of card solid strip 5, the both sides bolt fastening at protecting cover 2 top has fixed strip 3, rotate on the fixed strip 3 and be provided with gim peg 31, gim peg 31 and lockhole 51 looks adaptation.

After the service time of the main board 42 is longer, the fixing of the fixing bolt 31 can be released, then the lifting handle 22 is arranged to enable the protecting cover 2 to be unfolded, dust can be prevented from falling on the clamping groove 7 by the protecting cover 2, the card inserting sensor is prevented from being short-circuited by the dust, then the protecting cover 2 can be opened to take down the card inserting sensor, the main board 42 with the overlong service life is taken out through the hand drawer 41, and the new main board 42 can be replaced again.

Example 2: the inner walls of the two sides of the shell 1 are provided with sliding grooves 9, the outer walls of the clamping bars 5 are fixedly connected with sliding bars 421, the sliding bars 421 are slidably arranged in the sliding grooves 9, one end of each sliding groove 9 is fixedly connected with a limiting block 91, the top of each main board 42 is fixedly connected with a movable groove 6 which is distributed in a horizontal array, fixing holes which are distributed in a vertical array are formed in the movable grooves 6, clamping grooves 7 are slidably clamped on the movable grooves 6, traction bars 71 are slidably arranged between the clamping grooves 7, two sides of each clamping groove 7 are fixedly connected with lock catches 8, pull rods 101 are slidably arranged in the lock catches 8, the pull rods 101 are matched with the fixing holes, one ends of the pull rods 101 exposed out of the lock catches 8 are fixedly connected with pull rings 10, one ends of the pull rods 101 located in the lock catches 8 are fixedly connected with pressing plates 11, one ends of the pull rods 101 located in the lock catches 8 are sleeved with pressure springs 12, one ends of the pressure springs 12 are connected with the pressing plates 11, limiting holes 61 which are distributed in an array are fixedly connected to the bottoms of the movable grooves 6, and one ends of the bottoms of the pull rods 101 are matched with the limiting holes 61.

The top of mainboard 42 is provided with the movable tank 6 that is horizontal array distribution, the movable tank 6 installs draw-in groove 7 with the card sensor of inserting of required combination, draw-in groove 7 can adjust the wide range and carry out the card sensor of adaptation length difference, draw-in groove 7 is through upwards pulling pull ring 10, make pull ring 10 drive pull rod 101 upwards remove and make clamp plate 11 extrusion pressure spring 12, make the bottom of pull rod 101 remove the fixed with spacing hole 61, make draw-in groove 7 carry out the traction adjustment through the traction strip 71 of junction, then pass through again and loosen pull ring 10, make the elasticity reset of pressure spring 12 again with pull rod 101 card in spacing hole 61, make the adaptation joint nature of draw-in groove 7 wider.

Working principle: when the clamping device is used, firstly, the top of the main board 42 is provided with the movable grooves 6 distributed in a horizontal array, the movable grooves 6 are provided with the clamping grooves 7 with the clamping sensors which are combined according to the requirement, the clamping grooves 7 can adjust the width to adapt to the clamping sensors with different lengths, the clamping grooves 7 pull the pull ring 10 upwards, so that the pull ring 10 drives the pull rod 101 to move upwards and the pressing plate 11 presses the pressure spring 12, the bottom of the pull rod 101 is released from being fixed with the limiting hole 61, the clamping grooves 7 are pulled and adjusted through the pulling strip 71 at the joint, and then the elastic reset of the pressure spring 12 clamps the pull rod 101 in the limiting hole 61 again through loosening the pull ring 10, so that the adapting clamping property of the clamping grooves 7 is wider;

secondly, the mainboard 42 can be fixed through releasing the fixing bolt 31 after the service time is over, then the lifting handle lifting piece 22 is arranged to enable the protecting cover 2 to be unfolded, dust can be prevented from falling on the clamping groove 7 by the protecting cover 2 to prevent the card inserting sensor from being short-circuited by the dust, then the protecting cover 2 can be opened to take down the card inserting sensor and take out the mainboard 42 with the overlong service life through the hand drawer 41, and the new mainboard 42 can be replaced again.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (4)

1. A card-inserted charge amplifier capable of being arbitrarily combined and expanded, comprising a housing, characterized in that: the top of the shell is rotationally connected with a protecting cover, a hinge is connected at the joint of the protecting cover and the shell, dust-proof glass is arranged at the middle of the top of the protecting cover, a portable piece is fixedly connected at the top of the protecting cover, a main board is arranged in the shell in a sliding manner, one end of the main board is fixedly connected with a connecting block, the connecting block is exposed out of the shell, and a hand drawer is fixedly connected at one end of the connecting block outside the shell;

the top fixedly connected with of mainboard is the movable groove that horizontal array distributes, set up the fixed orifices that is vertical array and distribute on the movable groove, slip joint has the draw-in groove on the movable groove, it is provided with the traction strip to slide between the draw-in groove, the both sides fixedly connected with hasp of draw-in groove, the slip is provided with the pull rod in the hasp, pull rod and fixed orifices looks adaptation, the one end fixedly connected with pull ring of the pull rod outside the hasp that the pull rod exposes, the one end fixedly connected with clamp plate that the pull rod is located the hasp, the one end cover that the pull rod is located the hasp is equipped with the pressure spring, the one end and the clamp plate of pressure spring are connected, the bottom fixedly connected with of movable groove is the spacing hole that array distributes, the one end and the spacing hole looks adaptation of pull rod bottom.

2. A card-type charge amplifier according to claim 1, which is arbitrarily combinable and expandable, characterized in that: the two sides of the main board are fixedly connected with clamping strips, and locking holes which are distributed symmetrically up and down are formed in the tops of the clamping strips.

3. A card-type charge amplifier according to claim 1, which is arbitrarily combinable and expandable, characterized in that: the two sides of the top of the protecting cover are fixedly provided with fixing strips by bolts, fixing bolts are rotatably arranged on the fixing strips, and the fixing bolts are matched with the lock holes.

4. A card-type charge amplifier according to claim 2, which is arbitrarily combinable and expandable, characterized in that: the sliding grooves are formed in the inner walls of the two sides of the shell, the sliding strips are fixedly connected with the outer walls of the clamping strips and are arranged in the sliding grooves in a sliding mode, and a limiting block is fixedly connected to one end of each sliding groove.