CN213813742U

CN213813742U - Bridge matrix convenient to installation

Info

Publication number: CN213813742U
Application number: CN202022761264.2U
Authority: CN
Inventors: 葛传祖; 周子俊; 高小娟
Original assignee: Nanjing Ruidiou Communication Equipment Co ltd
Current assignee: Nanjing Ruidiou Communication Equipment Co ltd
Priority date: 2020-11-25
Filing date: 2020-11-25
Publication date: 2021-07-27
Anticipated expiration: 2030-11-25

Abstract

The utility model discloses a bridge matrix convenient to installation relates to bridge technical field, and what adopt when solving current bridge matrix and installing into the protective housing is the screw fixation, leads to the installation and dismantles inconvenient problem. The protective box comprises a protective box body and is characterized in that a protective box cover is arranged at one end of the protective box body, a bridge matrix control panel body is arranged at the upper end of the protective box body, a bridge matrix body is arranged at the lower end of the bridge matrix control panel body and fixedly connected with the bridge matrix control panel body, a control knob body is arranged at the upper end of the bridge matrix control panel body and fixedly connected with the bridge matrix control panel body, a fixed column is arranged at the lower end of the bridge matrix body and fixedly connected with the bridge matrix body, a fixed column sleeve is arranged in the protective box body, support columns are arranged around the fixed column sleeve, and an extrusion sleeve is arranged at the upper end of each support column.

Description

Bridge matrix convenient to installation

Technical Field

The utility model relates to an electric bridge matrix technical field specifically is an electric bridge matrix convenient to installation.

Background

The bridge is generally referred to as a wheatstone bridge, a device for measuring the resistance of one of the resistors (the remaining 3 resistors are known), 4 resistors form a square, a current meter connects two opposite terminals, a current meter connects the other two opposite terminals, when the current meter indicates no current flow, the bridge is in an equilibrium state, i.e., R1R 2R 3R 4, the wheatstone bridge is not invented by wheatstone, in measuring resistors and other electrical experiments, a circuit called wheatstone bridge is often used, many consider the bridge invented by wheatstone, which is a misunderstanding, in fact, it was invented by kingdom inventor critiki in the uk in 1833, but since wheatstone was used for measuring resistors first, it is conventionally referred to as a wheatstone bridge, which is a detection circuit, although its structure is simple, its accuracy and sensitivity are high, so that it can be extensively used in medical diagnosis and detection equipment.

However, the existing bridge matrix is fixed by screws when being installed in a protective box, so that the installation and the disassembly are inconvenient; thus, the existing requirements are not met, for which we propose a bridge matrix that is easy to install.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electric bridge matrix convenient to installation to what the current electric bridge matrix that proposes adopted when installing into the protective housing in solving above-mentioned background art is the screw fixation, leads to the installation and dismantles inconvenient problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an electric bridge matrix convenient to installation, includes the protective box main part, the one end of protective box main part is provided with the protective box lid, the upper end of protective box main part is provided with electric bridge matrix control panel main part, the lower extreme of electric bridge matrix control panel main part is provided with electric bridge matrix main part, and electric bridge matrix main part and electric bridge matrix control panel main part fixed connection, the upper end of electric bridge matrix control panel main part is provided with the control knob main part, and control knob main part and electric bridge matrix control panel main part fixed connection, the lower extreme of electric bridge matrix main part is provided with the fixed column, and fixed column and electric bridge matrix main part fixed connection, the inside of protective box main part is provided with fixed column cover, all be provided with the support column around the fixed column cover, the upper end of support column is provided with the extrusion cover.

Preferably, the upper surface of the fixed column sleeve is provided with a first thread groove, the first thread groove and the fixed column sleeve are of an integral structure, and the fixed column is in threaded connection with the fixed column sleeve through the first thread groove.

Preferably, the lower extreme of support column is provided with spacing post, and spacing post and protective housing main part fixed connection, the lower surface of support column is provided with the second thread groove, and second thread groove and support column structure as an organic whole, spacing post passes through second thread groove and support column threaded connection, and support column and spacing post all are provided with four.

Preferably, the extrusion sleeve is fixedly connected with the support column, an extrusion pad is arranged in the extrusion sleeve, and the extrusion pad is fixedly connected with the extrusion sleeve.

Preferably, a top pressure plate is arranged outside the bridge matrix main body, the top pressure plate is fixedly connected with the bridge matrix main body, and the top pressure plate is detachably connected with the extrusion sleeve.

Preferably, the sealing strip is arranged outside the bridge matrix control panel main body and fixedly connected with the bridge matrix control panel main body, a groove is formed in the lower surface of the sealing strip and integrated with the sealing strip, and a hinge is arranged between the protective box cover and the protective box main body.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a set up the fixed column at bridge matrix main part lower extreme, at the inside fixed post cover that sets up of protective housing main part, set up first thread groove at fixed post upper surface, the fixed column is through first thread groove and fixed post cover threaded connection to realize bridge matrix main part and protective housing main part threaded connection, only need rotate bridge matrix main part alright with fixed, for using a plurality of screws to punch fixedly, need not look for the screwdriver during installation and dismantlement, improve the convenience.

2. Through all setting up spacing post around fixed column sleeve, set up the support column in spacing post upper end, the support column passes through second thread groove and spacing post threaded connection, convenient to detach support column, set up the extrusion cover in the support column upper end, what the inside packing of extrusion cover is the extrusion pad, rely on the extrusion pad to withstand the roof pressure board, thereby play the supporting role to bridge matrix main part, improve threaded connection's stability, rely on the extrusion pad can effectively reduce the damage of vibrations to bridge matrix main part simultaneously, the security is improved, the whole is with low costs, easy operation is convenient.

Drawings

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

FIG. 2 is a schematic view of the connection structure between the main body of the protection box and the main body of the bridge matrix;

fig. 3 is a schematic bottom view of the bridge matrix main body of the present invention;

in the figure: 1. a protective box main body; 2. a protective case cover; 3. a hinge; 4. a bridge matrix control panel body; 5. a control knob body; 6. a bridge matrix body; 7. a sealing strip; 8. a top pressing plate; 9. fixing a column; 10. fixing the column sleeve; 11. a first thread groove; 12. a second thread groove; 13. a limiting column; 14. extruding a sleeve; 15. pressing the cushion; 16. a groove; 17. and (4) a support column.

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.

Referring to fig. 1-3, the present invention provides an embodiment: the utility model provides an electric bridge matrix convenient to installation, including protective box main part 1, the one end of protective box main part 1 is provided with protective box lid 2, the upper end of protective box main part 1 is provided with electric bridge matrix control panel main part 4, the lower extreme of electric bridge matrix control panel main part 4 is provided with electric bridge matrix main part 6, and electric bridge matrix main part 6 and electric bridge matrix control panel main part 4 fixed connection, the upper end of electric bridge matrix control panel main part 4 is provided with control knob main part 5, and control knob main part 5 and electric bridge matrix control panel main part 4 fixed connection, the lower extreme of electric bridge matrix main part 6 is provided with fixed column 9, and fixed column 9 and electric bridge matrix main part 6 fixed connection, the inside of protective box main part 1 is provided with fixed column cover 10, all be provided with support column 17 around fixed column cover 10, the upper end of support column 17 is provided with extrusion cover 14.

Further, the upper surface of fixed column sleeve 10 is provided with first thread groove 11, and first thread groove 11 and fixed column sleeve 10 structure as an organic whole, and fixed column 9 is connected through first thread groove 11 and fixed column sleeve 10 threaded connection, and fixed column 9 and fixed column sleeve 10 are convenient for through first thread groove 11, do not need the screw, improve the convenience of installation and dismantlement.

Further, the lower extreme of support column 17 is provided with spacing post 13, and spacing post 13 and protection box main part 1 fixed connection, and the lower surface of support column 17 is provided with second thread groove 12, and second thread groove 12 and support column 17 structure as an organic whole, and spacing post 13 passes through second thread groove 12 and support column 17 threaded connection, and support column 17 and spacing post 13 all are provided with four, play the stable effect of support to bridge matrix main part 6 through support column 17.

Furthermore, the extrusion sleeve 14 is fixedly connected with the support column 17, the extrusion pad 15 is arranged inside the extrusion sleeve 14, the extrusion pad 15 is fixedly connected with the extrusion sleeve 14, and the shock resistance of the bridge matrix main body 6 is improved by means of the extrusion pad 15.

Further, a top pressure plate 8 is arranged outside the bridge matrix main body 6, the top pressure plate 8 is fixedly connected with the bridge matrix main body 6, and the top pressure plate 8 is detachably connected with the extrusion sleeve 14 and is used for being in contact with the extrusion sleeve 14.

Further, the sealing strip 7 is arranged outside the bridge matrix control panel main body 4, the sealing strip 7 is fixedly connected with the bridge matrix control panel main body 4, the groove 16 is formed in the lower surface of the sealing strip 7, the groove 16 and the sealing strip 7 are of an integral structure, the hinge 3 is arranged between the protective box cover 2 and the protective box main body 1, and the waterproofness and the dustproof performance between the bridge matrix control panel main body 4 and the protective box main body 1 are improved.

The working principle is as follows: during the use, support column 17 relies on second thread groove 12 and spacing post 13 threaded connection, four support columns 17 are all fixed the first thread groove 11 on the fixed post 10 surface of fixed post cover is aimed at to the fixed column 9 of bridge matrix main part 6 lower extreme after, rotate bridge matrix main part 6 and carry out threaded connection, it touches extrusion sleeve 14 to rotate roof pressure board 8 behind the take the altitude, rely on extrusion pad 15 to exert ascending apical force to roof pressure board 8, thereby increase fixed column 9 and fixed post cover 10 fastness, improve the antidetonation effect simultaneously, rely on sealing strip 7 to increase waterproof nature and the dirt resistance between bridge matrix control panel main part 4 and protective housing main part 1 after bridge matrix main part 6 rotates the end, simple to operate is convenient, need not be with the help of external instrument, improve the convenience.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented 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.

Claims

1. A bridge matrix convenient to installation, includes protection box main part (1), its characterized in that: a protective box cover (2) is arranged at one end of the protective box main body (1), a bridge matrix control panel main body (4) is arranged at the upper end of the protective box main body (1), a bridge matrix main body (6) is arranged at the lower end of the bridge matrix control panel main body (4), the bridge matrix main body (6) is fixedly connected with the bridge matrix control panel main body (4), a control knob main body (5) is arranged at the upper end of the bridge matrix control panel main body (4), the control knob main body (5) is fixedly connected with the bridge matrix control panel main body (4), a fixed column (9) is arranged at the lower end of the bridge matrix main body (6), the fixed column (9) is fixedly connected with the bridge matrix main body (6), a fixed column sleeve (10) is arranged inside the protective box main body (1), and support columns (17) are arranged around the fixed column sleeve (10), the upper end of the supporting column (17) is provided with an extrusion sleeve (14).

2. A readily installable bridge matrix according to claim 1 wherein: the upper surface of the fixed column sleeve (10) is provided with a first thread groove (11), the first thread groove (11) and the fixed column sleeve (10) are of an integral structure, and the fixed column (9) is in threaded connection with the fixed column sleeve (10) through the first thread groove (11).

3. A readily installable bridge matrix according to claim 1 wherein: the lower extreme of support column (17) is provided with spacing post (13), and spacing post (13) and protective housing main part (1) fixed connection, the lower surface of support column (17) is provided with second thread groove (12), and second thread groove (12) and support column (17) structure as an organic whole, spacing post (13) are through second thread groove (12) and support column (17) threaded connection, and support column (17) and spacing post (13) all are provided with four.

4. A readily installable bridge matrix according to claim 1 wherein: the extrusion sleeve (14) is fixedly connected with the supporting column (17), an extrusion pad (15) is arranged inside the extrusion sleeve (14), and the extrusion pad (15) is fixedly connected with the extrusion sleeve (14).

5. A readily installable bridge matrix according to claim 1 wherein: the electric bridge matrix is characterized in that a top pressure plate (8) is arranged outside the electric bridge matrix main body (6), the top pressure plate (8) is fixedly connected with the electric bridge matrix main body (6), and the top pressure plate (8) is detachably connected with the extrusion sleeve (14).

6. A readily installable bridge matrix according to claim 1 wherein: the bridge matrix control panel is characterized in that a sealing strip (7) is arranged outside the bridge matrix control panel main body (4), the sealing strip (7) is fixedly connected with the bridge matrix control panel main body (4), a groove (16) is formed in the lower surface of the sealing strip (7), the groove (16) and the sealing strip (7) are of an integrated structure, and a hinge (3) is arranged between the protective box cover (2) and the protective box main body (1).