CN214544242U

CN214544242U - Charge amplifier fixing device

Info

Publication number: CN214544242U
Application number: CN202120333815.7U
Authority: CN
Inventors: 岳红斌; 秦志刚
Original assignee: Yangzhou Chuanglian Measurement And Control Equipment Co ltd
Current assignee: Yangzhou Chuanglian Measurement And Control Equipment Co ltd
Priority date: 2021-02-05
Filing date: 2021-02-05
Publication date: 2021-10-29
Anticipated expiration: 2031-02-05

Abstract

The utility model relates to a charge amplifier fixing device, which comprises a box body, wherein the bottom surface of the box body is fixedly connected with a square frame, one side of the square frame is provided with a threaded rod, the threaded rod penetrates through the square frame and extends to the inner wall of the other side, the threaded rod is rotationally connected with the square frame, the surface of the threaded rod is symmetrically etched with threads which are opposite to each other along the middle part, two fixing plates are symmetrically sleeved inside the threaded rod positioned on the square frame, and are in threaded connection with the threaded rod, compared with the prior art, the charge amplifier can not be stably fixed when in use, so that the charge amplifier is easily collided or collided and the like, and the use of the charge amplifier is influenced, the charge amplifier box body can be conveniently fixed, and the fixing device can be conveniently adjusted, the use is convenient, and the use effect of the charge amplifier is greatly improved.

Description

Charge amplifier fixing device

Technical Field

The utility model relates to a charge amplifier technical field specifically is a charge amplifier fixing device.

Background

The charge amplifier is a non-electric quantity measuring instrument which can be combined in a multi-channel way, and can be matched with a piezoelectric acceleration sensor, a data collector and a computer to form an ideal vibration and impact measuring system, thereby realizing the measurement of vibration and impact acceleration physical quantities of vehicles, bridges, railways, roads, geology, pile foundations, buildings, aircrafts and the like.

When the existing charge amplifier is used, the existing charge amplifier cannot be stably fixed, so that the charge amplifier is easily collided or collided, the use of the charge amplifier is influenced, and the use effect of the charge amplifier is greatly reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a charge amplifier fixing device to solve prior art, charge amplifier can't fix steadily when using, leads to charge amplifier to receive easily and collides with or bumps etc. the problem of influence charge amplifier's use.

In order to achieve the above object, the utility model provides a following technical scheme: a charge amplifier fixing device comprises a box body, wherein the bottom surface of the box body is fixedly connected with a square frame, one side of the square frame is provided with a threaded rod, the threaded rod penetrates through the square frame, and extends to the inner wall of the other side, the threaded rod is rotationally connected with the square frame, the surface of the threaded rod is symmetrically etched with reverse threads along the middle part, two fixed plates are symmetrically sleeved in the threaded rod positioned in the square frame, the two fixed plates are in threaded connection with the threaded rod, sliding blocks are symmetrically arranged on two sides of the two fixed plates, the inner walls of the two sides of the square frame are symmetrically provided with sliding chutes which are connected with the sliding blocks in a matching way, a first base plate is arranged below the fixing plate, the fixing plate and the first base plate are fixed through screws, a second substrate is arranged above the box body, and a fixing component is arranged between the bottom surface of the second substrate and the top surface of the box body;

the fixing component comprises a fixing rod, two free ends of the fixing rod are respectively provided with an auxiliary plate, and the two auxiliary plates are respectively fixedly connected with the top surface of the box body and the bottom surface of the second substrate through screws.

Preferably, the both ends of dead lever all are equipped with a sleeve, every telescopic both sides all symmetry is equipped with two connecting rods, every the free end of connecting rod all is connected with an auxiliary block, every the auxiliary block all fixes the bottom surface at the top surface of box and second base plate respectively through the screw.

Preferably, the connecting rod is rotatably connected with the sleeve and the auxiliary block.

Preferably, the sleeve is in threaded connection with the fixing rod.

Preferably, the fixed subassembly is equipped with a plurality of, a plurality of the fixed subassembly is the equidistance interval setting.

Preferably, the free end of the threaded rod is provided with a knob.

The utility model discloses possess following beneficial effect at least:

through rotating the threaded rod, adjust the relative position of fixed plate and first base plate, fix fixed plate and first base plate with the screw, fix the accessory plate with the top surface of box and the bottom surface of second base plate respectively through the screw, the rethread is respectively through rotating sleeve and connecting rod, adjust the position of auxiliary block, then fix the auxiliary block with the top surface of box and the bottom surface of second base plate respectively, for among the prior art, charge amplifier is when using, can't fix steadily, lead to charge amplifier to receive easily and collide with or collide with etc., the problem of influence charge amplifier's use, can fix the charge amplifier box in this scheme conveniently, and can adjust fixing device conveniently, high durability and convenient use, charge amplifier's result of use has been improved greatly.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a side view of the present invention.

In the reference symbols: 1. a box body; 2. a square frame; 3. a threaded rod; 4. a fixing plate; 5. a chute; 6. A slider; 7. a fixing assembly; 71. fixing the rod; 72. a sleeve; 73. a connecting rod; 74. an auxiliary block; 75. An auxiliary plate; 8. a first substrate; 9. a second substrate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Examples

Referring to fig. 1-2, the present invention provides a technical solution: a charge amplifier fixing device comprises a box body 1, wherein a square frame 2 is fixedly connected to the bottom surface of the box body 1, a threaded rod 3 is arranged on one side of the square frame 2, the threaded rod 3 penetrates through the square frame 2 and extends to the inner wall of the other side, the threaded rod 3 is rotatably connected with the square frame 2, reverse threads are symmetrically etched on the surface of the threaded rod 3 along the middle part, two fixing plates 4 are symmetrically sleeved inside the square frame 2 of the threaded rod 3, the two fixing plates 4 are in threaded connection with the threaded rod 3, sliding blocks 6 are symmetrically arranged on two sides of the two fixing plates 4, specifically, the sliding blocks 6 are fixedly connected with the fixing plates 4, sliding grooves 5 are symmetrically arranged on the inner walls of two sides of the square frame 2, the sliding grooves 5 are in matched connection with the sliding blocks 6, specifically, the sliding blocks 6 are in sliding connection with the sliding grooves 5, a first substrate 8 is arranged below the fixing plates 4, and the fixing plates 4 are fixed with the first substrate 8 through screws, a second substrate 9 is arranged above the box body 1, and a fixing component 7 is arranged between the bottom surface of the second substrate 9 and the top surface of the box body 1;

the fixing assembly 7 includes a fixing rod 71, two free ends of the fixing rod 71 are respectively provided with an auxiliary plate 75, specifically, the auxiliary plates 75 are fixedly connected with the fixing rod 71, and the two auxiliary plates 75 are respectively fixedly connected with the top surface of the box body 1 and the bottom surface of the second substrate 9 through screws.

Wherein, the both ends of dead lever 71 all overlap and are equipped with a sleeve 72, and the both sides of every sleeve 72 are all symmetrical to be equipped with two connecting rods 73, and the free end of every connecting rod 73 all is connected with an auxiliary block 74, and every auxiliary block 74 all fixes the bottom surface at the top surface of box 1 and second base plate 9 respectively through the screw, conveniently assists fixedly to box 1.

Wherein, the connecting rod 73 is rotatably connected with the sleeve 72 and the auxiliary block 74, so that the position of the auxiliary block 74 can be conveniently adjusted by adjusting the relative angle between the connecting rod 73 and the sleeve 72.

Wherein, the sleeve 72 is connected with the fixed rod 71 by screw thread, so that the position of the auxiliary block 74 can be conveniently adjusted by rotating the sleeve 72

Wherein, fixed subassembly 7 is equipped with a plurality of, and fixed subassembly 7 of a plurality of is the equidistance interval setting, convenient stable fixed box 1.

Wherein, the free end of threaded rod 3 is equipped with the knob, and is specific, knob and threaded rod 3 fixed connection, conveniently rotate threaded rod 3.

The working principle is as follows:

by rotating the knob clockwise or anticlockwise, the threaded rod 3 is driven to rotate, the threaded rod 3 rotates to drive the two fixing plates 4 to move towards or away from each other, the relative positions of the fixing plates 4 and the first base plate 8 are adjusted, then the fixing plate 4 and the first base plate 8 are fixed by screws to complete the bottom fixing of the box body 1, the auxiliary plates 75 at both ends of the fixing rod 71 are fixed to the top surface of the case 1 and the bottom surface of the second base plate 9 by screws, then, the sleeves 72 at both ends of the fixing rod 71 are rotated, the position of the sleeve 72 is adjusted, and when the sleeve 72 is moved to a certain position, by rotating the connecting rod 73, the connecting rod 73 and the sleeve 72 rotate relatively, the position of the auxiliary block 74 is adjusted, when the auxiliary block 74 is adjusted to a certain position, the auxiliary block 74 is fixed to the top surface of the corresponding box 1 and the bottom surface of the second base plate 9 by screws, respectively, so as to complete the fixing of the top of the box 1.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a charge amplifier fixing device, its characterized in that, includes box (1), the bottom surface fixedly connected with square frame (2) of box (1), one side of square frame (2) is equipped with threaded rod (3), threaded rod (3) link up square frame (2) to extend to the inner wall of opposite side, threaded rod (3) and square frame (2) rotate to be connected, the surface of threaded rod (3) is etched along middle part symmetry has reciprocal screw thread, the inside symmetrical cover that threaded rod (3) are located square frame (2) is equipped with two fixed plates (4), two fixed plate (4) and threaded rod (3) threaded connection, two the bilateral symmetry of fixed plate (4) is equipped with slider (6), spout (5) have been seted up to the bilateral inner wall symmetry of square frame (2), spout (5) and slider (6) cooperation are connected, a first substrate (8) is arranged below the fixing plate (4), the fixing plate (4) and the first substrate (8) are fixed through screws, a second substrate (9) is arranged above the box body (1), and a fixing assembly (7) is arranged between the bottom surface of the second substrate (9) and the top surface of the box body (1);

the fixing component (7) comprises a fixing rod (71), two free ends of the fixing rod (71) are respectively provided with an auxiliary plate (75), and the two auxiliary plates (75) are respectively fixedly connected with the top surface of the box body (1) and the bottom surface of the second substrate (9) through screws.

2. A charge amplifier holding apparatus as claimed in claim 1, wherein: the both ends of dead lever (71) all are equipped with one sleeve (72), every the both sides of sleeve (72) are all the symmetry and are equipped with two connecting rods (73), every the free end of connecting rod (73) all is connected with one and assists piece (74), every assist piece (74) all fix the top surface in box (1) and the bottom surface of second base plate (9) respectively through the screw.

3. A charge amplifier holding apparatus as claimed in claim 2, wherein: the connecting rod (73) is rotatably connected with the sleeve (72) and the auxiliary block (74).

4. A charge amplifier holding apparatus as claimed in claim 2, wherein: the sleeve (72) is in threaded connection with the fixing rod (71).

5. A charge amplifier holding apparatus as claimed in claim 1, wherein: the fixed component (7) is provided with a plurality of fixed components (7) which are arranged at equal intervals.

6. A charge amplifier holding apparatus as claimed in claim 1, wherein: and a knob is arranged at the free end of the threaded rod (3).