CN217278621U

CN217278621U - Insulation resistance detection device that opens a way

Info

Publication number: CN217278621U
Application number: CN202123287227.3U
Authority: CN
Inventors: 王护廷
Original assignee: Changzhou Zctek Instr Co ltd
Current assignee: Changzhou Zctek Instr Co ltd
Priority date: 2021-12-24
Filing date: 2021-12-24
Publication date: 2022-08-23
Anticipated expiration: 2031-12-24

Abstract

The utility model provides an insulation resistance detection device that opens a way, include: the device comprises an equipment shell, a wiring bar arranged on the equipment shell, a press-fitting structure and a test wire connected with the wiring bar through the press-fitting structure; the press mounting structure comprises: the device comprises a rectangular frame body, a pre-receiving box and an operating handle. The utility model discloses a set up the orientation that the line bank connects the jack with the adjustment, and design pressure equipment structure in the top of line bank, can install the joint of test wire in advance in connecing the box in advance, whether can all with connect with external isolated with guaranteeing other end circular telegram, only utilize the operation handle to press when needs wiring to connect the connection that the box can realize the test wire in advance, moreover, the steam generator is simple in structure, operation mode is also comparatively simple, can avoid the tester direct contact to connect when the test, in order to prevent electric shock, thereby guarantee the security of test.

Description

Insulation resistance detection device that opens a way

Technical Field

The utility model belongs to the technical field of the electronic detection equipment, especially, relate to an insulation resistance detection device that opens a way.

Background

The direct current voltage is added to the dielectric medium, and after a certain time of polarization process, the resistance corresponding to the leakage current flowing through the dielectric medium is called the insulation resistance. The insulation resistance is the most basic insulation index of electrical equipment and electrical lines, the insulation resistance of a motor, distribution equipment and a distribution line at normal temperature should not be lower than 0.5 MOmega, the insulation resistance of a low-voltage electrical appliance, a connecting cable of the low-voltage electrical appliance and a secondary circuit should not be lower than 1 MOmega generally, the insulation resistance of a low-voltage electrical appliance and a connecting cable of the low-voltage electrical appliance and a secondary circuit should not be lower than 0.5 MOmega in a relatively humid environment, and the insulation resistance of a small bus of the secondary circuit should not be lower than 10 MOmega. Since the insulation resistance needs to be periodically detected to ensure the operation safety of the equipment, those skilled in the art propose an insulation resistance detection device, and a test wire is connected to a tested piece for testing during measurement. Because the test wiring end has voltage output all the time, need connect the piece under the discharge state during regulation test to the protection against electric shock, but some piece that awaits measuring makes the test wire be difficult for connecting because the restriction of external environment factor, and it is longer to spend time, and this has time difference when just leading to the wiring, if do not know the piece that awaits measuring and the wiring condition on detection device both sides, probably the unexpected situation of electric shock appears.

Disclosure of Invention

In order to solve the technical problem, the utility model provides an insulation resistance detection device that opens a way. The following presents a simplified summary in order to provide a basic understanding of some aspects of the disclosed embodiments. This summary is not an extensive overview and is intended to neither identify key/critical elements nor delineate the scope of such embodiments. Its sole purpose is to present some concepts in a simplified form as a prelude to the more detailed description that is presented later.

The utility model adopts the following technical scheme:

in some optional embodiments, there is provided an insulation resistance open circuit detection apparatus, including: an equipment enclosure; further comprising: the test device comprises a wiring bar, a press-fitting structure and a test wire, wherein the wiring bar is arranged on the equipment shell, and the test wire is connected with the wiring bar through the press-fitting structure; a hanging bucket is arranged on the wiring row, and a joint jack is arranged in the hanging bucket; the press-fitting structure comprises: the testing device comprises a rectangular frame body, a pre-joint box and an operating handle, wherein a through hole corresponding to the joint jack is formed in the bottom of the pre-joint box, an installation platform for bearing the joint of the testing line is arranged in the pre-joint box, the pre-joint box is installed on the rectangular frame body, the operating handle is arranged on the top surface of the pre-joint box and a suspension convex block is arranged on the operating handle, a positioning transverse plate is arranged on the rectangular frame body, and a positioning groove matched with the suspension convex block is formed in the positioning transverse plate.

Wherein, pressure equipment structure still includes: the bearing piece of the linear guide rail is arranged on the rectangular frame body, and the moving piece of the linear guide rail is arranged on the outer box wall of the pre-receiving box.

The pre-joint box comprises a pre-joint box body, a side box wall and a support table, wherein the side box wall of the pre-joint box body is provided with a slide groove, the side box wall of the pre-joint box body is provided with a channel communicated with the slide groove, and a fastening pressing plate is arranged in the slide groove.

And the distance between the lower surface of the fastening pressure plate and the upper surface of the mounting table is consistent with the thickness of the adjusting ring.

The top surface of the pre-joint box is provided with a slide way, the two ends of the operating handle are embedded into the slide way, and the operating handle is provided with a handle.

Wherein, the top surface of the pre-joint box is also provided with a hollow groove.

The utility model discloses the beneficial effect who brings: the utility model discloses a set up the orientation that the line bank connects the jack with the adjustment, and design pressure equipment structure in the top of line bank, can install the joint of test wire in advance in connecing the box in advance, whether can all with connect with external isolated with guaranteeing other end circular telegram, only utilize the operation handle to press when needs wiring to connect the connection that the box can realize the test wire in advance, moreover, the steam generator is simple in structure, operation mode is also comparatively simple, can avoid the tester direct contact to connect when the test, in order to prevent electric shock, thereby guarantee the security of test.

Drawings

Fig. 1 is a schematic side view of an open circuit insulation resistance detection device according to the present invention;

FIG. 2 is a schematic view of the internal structure of the pre-splicing box of the present invention;

FIG. 3 is a schematic view of the position of the operation handle of the present invention;

fig. 4 is a schematic diagram of the test connection of the present invention.

Detailed Description

The following description and the drawings sufficiently illustrate specific embodiments of the invention to enable those skilled in the art to practice them. Other embodiments may incorporate structural, logical, electrical, process, and other changes. The examples merely typify possible variations. Individual components and functions are optional unless explicitly required, and the sequence of operations may vary. Portions and features of some embodiments may be included in or substituted for those of others.

As shown in fig. 1-4, in some illustrative embodiments, the present invention provides an open insulation resistance detection device, comprising: the device comprises a device shell 1, a wiring bar 2, a press-fitting structure 3 and a test wire 4.

The wiring bar 2 and the press-fitting structure 3 are both arranged on the equipment shell 1, the press-fitting structure 3 is located above the wiring bar 2, the wiring bar 2 is used as an external structure of a device in the detection device and is connected with a tested device through a test wire 4, and the test wire 4 is connected with the wiring bar 2 through the press-fitting structure 3. During operation, the connector 401 of the test wire 4 can be inserted into the press-fitting structure 3 in advance, and when the connection test is needed, the press-fitting structure 3 is operated to enable the carrying connector 401 to move downwards until the carrying connector is inserted into the wiring bar 2. The test function implemented by the device in the device housing 1 can be implemented using existing circuit structures.

The wire connecting bar 2 is provided with a hanging bucket 201, a connector jack 202 is arranged in the hanging bucket 201, and the connector jack 202 faces upward, namely faces the press-fitting structure 3 above the connector jack. The hanging bucket 201 is designed such that the connector insertion hole 202 is turned from a side facing direction to an upward facing direction to facilitate the use in cooperation with the press-fitting structure 3. The number of the connector jacks 202 is two, one is HV (-) connector, and the other is INPUT connector, and the two are connected to the positive end and the negative end of the tested piece through the test wire 4. The HV (-) joint has voltage output and needs to be connected with a tested piece in a discharge state, and the shell of the tested piece is isolated and grounded.

The press-fitting structure 3 includes: a rectangular frame 301, a splice cassette 5, an operating handle 6, and a linear guide 302.

The box bottom of the pre-joint box 5 is provided with a through hole 501 corresponding to the joint jack 202, the box inside the pre-joint box 5 is provided with an installation platform 502 for bearing the joint 401 of the test line, and the top surface of the pre-joint box 5 is also provided with a hollow groove 503 for placing the joint 401 into the pre-joint box 5. The through hole 501 is located right above the connector insertion hole 202 so that the connector 401 can pass through the through hole 501 and be accurately inserted into the connector insertion hole 202, and the mounting table 502 serves as a fixing function.

The splice cassette 5 is mounted on a rectangular frame 301, and specifically, is mounted on the rectangular frame 301 via linear guide rails 302. The above-mentioned structure is designed such that the receiving member of the linear guide 302 is mounted on the rectangular frame 301 by screws, and the moving member of the linear guide 302 is mounted on the outer casing wall of the pre-joint box 5 by screws, so that the pre-joint box 5 can be smoothly moved up and down on the rectangular frame 301.

An operation handle 6 is provided on the top surface of the preliminary cartridge 5, and the operation handle 6 is used to operate the preliminary cartridge 5. The top surface of the pre-joint box 5 is provided with a slide way 504, and two ends of the operating handle 6 are embedded into the slide way 504, so that the operating handle 6 can move left and right on the top surface of the pre-joint box 5 along the arrangement direction of the slide way 504, and the operating handle 6 is provided with a handle 303 to facilitate the movement of the operating handle 6. The operating handle 6 is provided with a suspension convex block 7, the rectangular frame body 301 is provided with a positioning transverse plate 8, and the positioning transverse plate 8 is provided with a positioning groove matched with the suspension convex block 7. When the wire is prepared to be connected, the connector 401 is firstly inserted into the mounting table 502 of the pre-connecting box 5, at the moment, the suspension convex block 7 on the operating handle 6 is embedded into the positioning groove formed in the positioning transverse plate 8, and the positioning groove plays a limiting role, so that the pre-connecting box 5 cannot move downwards. When in formal wiring, the operating handle 6 is moved outwards firstly, so that the suspension lug 7 is separated from the positioning groove formed in the positioning transverse plate 8, at the moment, the pre-joint box 5 is pressed downwards, so that the joint 401 in the pre-joint box 5 is inserted into the joint jack 202, and the wiring operation is completed. Simple structure is reliable, and the operation mode is also comparatively simple, can avoid the tester direct contact to connect when the test to the protection against electric shock, thereby guarantee the security of test.

A support table 505 is arranged on the side box wall of the pre-joint box 5, the support table 505 is provided with a chute 506, a channel 507 communicated with the chute 506 is arranged on the side box wall of the pre-joint box 5, and a fastening pressure plate 508 is arranged in the chute 506. After inserting the contact 401 into the mounting block 502, the tightening clamp 508 is moved to secure the contact 401 to the mounting block 502, preventing the contact 401 from moving when moved downward.

The adjusting ring 402 is arranged on the joint 401 of the test line, and the distance between the lower surface of the fastening pressure plate 508 and the upper surface of the mounting table 502 is consistent with the thickness of the adjusting ring 402, so that the fastening pressure plate 508 can be tightly pressed on the joint 401, and the structure is more stable. In order to facilitate the routing of the test line 4, a groove may be formed in the fastening pressure plate 508.

The above embodiment is the preferred embodiment of the present invention, but the embodiment of the present invention is not limited by the above embodiment, and any other changes, modifications, replacements, combinations, and simplifications that do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and all should be included in the protection scope of the present invention.

Claims

1. An insulation resistance open circuit detection device comprising: an equipment enclosure; it is characterized by also comprising: the testing device comprises a wiring bar, a press-fitting structure and a testing wire, wherein the wiring bar is arranged on the equipment shell, and the testing wire is connected with the wiring bar through the press-fitting structure; a hanging bucket is arranged on the wiring row, and a joint jack is arranged in the hanging bucket; the press fitting structure comprises: the testing device comprises a rectangular frame body, a pre-joint box and an operating handle, wherein a through hole corresponding to the joint jack is formed in the bottom of the pre-joint box, an installation platform for bearing the joint of the testing line is arranged in the pre-joint box, the pre-joint box is installed on the rectangular frame body, the operating handle is arranged on the top surface of the pre-joint box and a suspension convex block is arranged on the operating handle, a positioning transverse plate is arranged on the rectangular frame body, and a positioning groove matched with the suspension convex block is formed in the positioning transverse plate.

2. The open insulation resistance detection device according to claim 1, wherein the press-fitting structure further comprises: the bearing piece of the linear guide rail is arranged on the rectangular frame body, and the moving piece of the linear guide rail is arranged on the outer box wall of the pre-receiving box.

3. The insulation resistance open circuit detection device according to claim 2, wherein a support platform is arranged on the side box wall of the pre-joint box, the support platform is provided with a sliding groove, a channel communicated with the sliding groove is arranged on the side box wall of the pre-joint box, and a fastening pressing plate is arranged in the sliding groove.

4. The open circuit detection device according to claim 3, wherein an adjustment ring is disposed on the joint of the test wire, and a distance between the lower surface of the fastening pressure plate and the upper surface of the mounting table is consistent with a thickness of the adjustment ring.

5. The open circuit detection device of claim 4, wherein a slide is disposed on the top surface of the pre-receiving box, two ends of the operation handle are embedded in the slide, and a handle is disposed on the operation handle.

6. The open circuit insulation resistance detection device according to claim 5, wherein a hollow groove is further formed in a top surface of the pre-joint box.