CN218351222U

CN218351222U - Signal acquisition isolator

Info

Publication number: CN218351222U
Application number: CN202222783021.8U
Authority: CN
Inventors: 黄磊; 申宝国; 范春阳
Original assignee: Suzhou Jiumeili Automation Technology Co ltd
Current assignee: Suzhou Jiumeili Automation Technology Co ltd
Priority date: 2022-10-21
Filing date: 2022-10-21
Publication date: 2023-01-20
Anticipated expiration: 2032-10-21

Abstract

The utility model relates to a signal acquisition isolator, which comprises a base, a plurality of matched voltage reduction resistors are inserted in the upper end of the base, a cover plate is inserted in the upper side of the voltage reduction resistors, a connecting seat and a rotating seat are respectively fixed on the two sides of the voltage reduction resistors, an electric insertion block is fixed on the lower end of the connecting seat, an electric insertion slot inserted with the electric insertion block is arranged on the upper ends of the connecting seat and the base, the turning block is installed to the turning block internal rotation, the turning block lower extreme is fixed with positioning screw, the turning block with base upper end seted up with positioning screw thread fit's location screw, spacing recess has been seted up with the step-down resistance upper end to the base, the spacing inserted block of pegging graft with spacing recess is seted up to the step-down resistance lower extreme, the utility model discloses the installation and the dismantlement of the step-down resistance of being convenient for.

Description

Signal acquisition isolator

Technical Field

The utility model relates to a signal acquisition protective apparatus technical field especially relates to a signal acquisition isolator.

Background

At present, when gathering some high-voltage signal, need just can gather through the vary voltage, this just needs to use novel signal acquisition isolator to can effectively prevent the harm that the high pressure caused to signal acquisition. The common novel signal acquisition isolator has a constant value for adjusting the pressure and cannot be converted according to actual requirements; and the structure of the isolator is complex, and the requirement of modern society on a novel signal acquisition isolator cannot be met.

The patent document with publication number CN206834393U in the prior art provides a novel signal acquisition isolator; the device is internally provided with a plurality of voltage reduction resistors, a user can select the number of groups of the voltage reduction resistors according to specific conditions, the selection of the number of groups of the voltage reduction resistors can be completed only by sliding the sliding block, and the operation is convenient and quick; the warning strip on the guard plate can effectively prompt the existence of the signal acquisition isolator; the fuse can effectively protect the novel signal acquisition isolator, and the service life of the novel signal acquisition isolator is prolonged. The novel signal acquisition isolator is reasonable in structural design, convenient and reliable to use and suitable for popularization and use.

Although the device has more beneficial effects, the following problems still exist: although the device passes through the cooperation between slider and fastening screw and the slide bar, can install and dismantle step-down resistance to can adjust step-down resistance's number, however, step-down resistance's number is still limited in the height of slide bar, when step-down resistance's mounted height is higher than the height of slide bar, just can't be through the cooperation between slider and fastening screw and the slide bar, fix step-down resistance, this performance that has injectd the device undoubtedly, for this reason, we have proposed a signal acquisition isolator.

SUMMERY OF THE UTILITY MODEL

The present application is directed to a signal acquisition isolator to address the above-mentioned deficiencies in the prior art.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a signal acquisition isolator, includes the base, it has a plurality of step-down resistors that match each other to peg graft in the base upper end, the step-down resistor upside is pegged graft and is had the apron, step-down resistor both sides are fixed with connecting seat and rotation seat respectively, the connecting seat lower extreme is fixed with the electrical property inserted block, the electrical property slot of pegging graft with the electrical property inserted block is seted up to connecting seat and base upper end, the turning block is installed to the rotation seat internal rotation, the turning block lower extreme is fixed with positioning screw, turning block and base upper end are seted up with positioning screw thread fit's location screw.

As a further description of the above technical solution:

the base and the upper end of the voltage-reducing resistor are provided with limiting grooves, and the lower end of the voltage-reducing resistor is provided with limiting insertion blocks which are inserted into the limiting grooves.

As a further description of the above technical solution:

and a guard plate is fixed on the periphery of the voltage reduction resistor, and the guard plate is matched with the cover plate in material.

As a further description of the above technical solution:

warning strips matched with each other are fixed on the periphery of the guard plate and the upper end of the cover plate.

As a further description of the above technical solution:

the electrical plug block and the electrical slot are electrically connected with the voltage reduction resistor through a lead inside the same connecting seat, a fuse is fixed at the outer end of the base and electrically connected with the electrical slot inside the base through a lead, and a lead is fixed at the outer end of the fuse.

The effective effect is as follows:

the utility model provides a signal acquisition isolator. The method has the following beneficial effects:

this signal acquisition isolator through the grafting cooperation between electrical property slot and the electrical property inserted block, both can carry on spacingly to the step-down resistance, also is convenient for carry out electric connection with adjacent step-down resistance, through the screw-thread fit between positioning screw and the location screw, can fix each step-down resistance in the base upper end, has removed the limiting action of slide bar isotructure, improves the installation effectiveness of step-down resistance.

This signal acquisition isolator sets up the backplate in the step-down resistor periphery, and the cooperation is pegged graft at the apron of step-down resistor upper end, can protect step-down resistor to set up the warning strip on backplate periphery and apron upper end, can indicate personnel on every side, further improve the protection effect to equipment.

Drawings

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

FIG. 2 is a schematic view of the overall internal splitting structure of the present invention;

fig. 3 is a schematic diagram of the external structure of the voltage reduction resistor of the present invention;

fig. 4 is a schematic diagram of the external structure of the cover plate of the present invention.

Description of reference numerals:

1. a base; 11. a fuse; 12. a lead wire; 2. a voltage reduction resistor; 21. a guard plate; 22. a limiting groove; 23. limiting the inserting block; 3. a cover plate; 4. a connecting seat; 41. an electrical slot; 42. an electrical plug-in block; 5. a rotating seat; 51. rotating the block; 52. positioning the screw hole; 53. positioning a screw rod; 6. and (4) an alarm strip.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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. 1-4, a signal acquisition isolator comprises a base 1, a plurality of voltage reduction resistors 2 which are matched with each other are inserted into the upper end of the base 1, a cover plate 3 is inserted into the upper side of each voltage reduction resistor 2, a connecting seat 4 and a rotating seat 5 are respectively fixed on two sides of each voltage reduction resistor 2, an electrical plug block 42 is fixed on the lower end of each connecting seat 4, an electrical slot 41 which is inserted into the electrical plug block 42 is formed in the upper ends of each connecting seat 4 and the base 1, a rotating block 51 is rotatably installed in each rotating seat 5, a positioning screw 53 is fixed on the lower end of each rotating block 51, and a positioning screw hole 52 which is in threaded fit with the positioning screw 53 is formed in the upper ends of each rotating block 51 and the base 1.

It is specific, through the grafting cooperation between electrical property inserted block 42 and the electrical property slot 41, according to the resistance demand, peg graft a plurality of step-down resistor 2 in base 1 upper end in proper order, and when positioning screw 53 and positioning screw 52 contact, in rotating seat 5, rotate turning block 51, under electrical property slot 41 to electrical property inserted block 42 and step-down resistor 2 direction of motion's restriction, pivoted positioning screw 53, through its and positioning screw 52 between screw-thread fit, drive step-down resistor 2 downstream, and fix a position it, thereby accomplish step-down resistor 2's installation, compare in former device, the restriction effect of slide bar isotructure to step-down resistor 2 installation number has been relieved to this device, show and improve the utility model discloses performance.

The upper ends of the base 1 and the voltage reduction resistor 2 are provided with a limiting groove 22, and the lower end of the voltage reduction resistor 2 is provided with a limiting insert block 23 inserted into the limiting groove 22.

Specifically, by the insertion effect between the limiting groove 22 and the limiting insertion block 23, the insertion cooperation between the electrical slot 41 and the electrical insertion block 42 can be assisted, the pressure between the electrical slot 41 and the electrical insertion block 42 can be reduced, and the electrical slot 41 and the electrical insertion block 42 can be protected.

A guard plate 21 is fixed on the periphery of the voltage reduction resistor 2, the guard plate 21 is matched with the cover plate 3 in material, and warning strips 6 which are matched with each other are fixed on the periphery of the guard plate 21 and the upper end of the cover plate 3.

Specifically, after the voltage reduction resistor 2 is installed peripherally, the peripheral guard plates 21 of the voltage reduction resistors 2 are mutually attached, the cover plates 3 which are connected with the upper sides of the voltage reduction resistors 2 in an inserting mode are matched, the voltage reduction resistors 2 can be protected, warning strips 6 are arranged on the peripheries of the guard plates 21 and the upper ends of the cover plates 3, surrounding personnel can be reminded, and the protection effect of the device is further improved.

The electrical plug 42 and the electrical slot 41 in the same connecting socket 4 are electrically connected to the voltage-reducing resistor 2 through wires, the fuse 11 is fixed to the outer end of the base 1, the fuse 11 is electrically connected to the electrical slot 41 in the base 1 through wires, and the lead 12 is fixed to the outer end of the fuse 11.

Specifically, after the voltage reduction resistor 2 is installed, the voltage reduction resistor 2 can be electrically connected with the fuse 11 and the lead 12 by the electrical connection effect between the electrical plug 42 and the electrical slot 41 and the voltage reduction resistor 2, so that the voltage reduction resistor 2 can normally operate.

The above description is only for the preferred embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can substitute or change the technical solution of the present application and the inventive concept thereof within the technical scope of the present application, and shall be covered by the scope of the present application.

Claims

1. A signal acquisition isolator comprises a base (1), and is characterized in that: base (1) upper end is pegged graft and is had a plurality of step-down resistor (2) that match each other, step-down resistor (2) upside is pegged graft and is had apron (3), step-down resistor (2) both sides are fixed with connecting seat (4) and rotation seat (5) respectively, connecting seat (4) lower extreme is fixed with electrical property inserted block (42), electrical property slot (41) of pegging graft with electrical property inserted block (42) are seted up to connecting seat (4) and base (1) upper end, rotation seat (5) internal rotation is installed and is rotated turning block (51), turning block (51) lower extreme is fixed with positioning screw (53), turning block (51) and base (1) upper end are seted up with positioning screw (52) of positioning screw (53) screw.

2. A signal acquisition isolator as claimed in claim 1, wherein: the voltage reduction resistor is characterized in that a limiting groove (22) is formed in the upper ends of the base (1) and the voltage reduction resistor (2), and a limiting insert block (23) which is connected with the limiting groove (22) in an inserting mode is formed in the lower end of the voltage reduction resistor (2).

3. A signal acquisition isolator as claimed in claim 1, wherein: a protective plate (21) is fixed on the periphery of the voltage reduction resistor (2), and the protective plate (21) is matched with the cover plate (3) in material.

4. A signal acquisition isolator as claimed in claim 3, wherein: warning strips (6) which are matched with each other are fixed on the periphery of the guard plate (21) and the upper end of the cover plate (3).

5. A signal acquisition isolator as claimed in claim 1, wherein: the electrical plug block (42) and the electrical slot (41) inside the same connecting seat (4) are electrically connected with the voltage-reducing resistor (2) through a lead, a fuse (11) is fixed at the outer end of the base (1), the fuse (11) is electrically connected with the electrical slot (41) inside the base (1) through a lead, and a lead (12) is fixed at the outer end of the fuse (11).