CN215218972U

CN215218972U - Voltage-withstanding insulation resistance tester

Info

Publication number: CN215218972U
Application number: CN202120968265.6U
Authority: CN
Inventors: 黄海能; 王吴玲
Original assignee: Anhui Zhonglian Power Construction Co ltd
Current assignee: Anhui Zhonglian Power Construction Co ltd
Priority date: 2021-05-08
Filing date: 2021-05-08
Publication date: 2021-12-17
Anticipated expiration: 2031-05-08

Abstract

The utility model discloses a withstand voltage insulation resistance tester, including measuring apparatu body and measuring pen, the below fixed mounting at the measuring apparatu body back has the line box of receiving, the bottom fixed mounting who receives the line box inner chamber has the backup pad, the surface of backup pad has the bearing housing through seting up opening fixed mounting, the fixed cup joint of inner chamber of bearing housing has a line section of thick bamboo of receiving, the one end of receiving the line section of thick bamboo is passed through the bearing and is rotated with one side of receiving line box inner chamber and be connected, the utility model relates to a resistance measuring instrument technical field. This withstand voltage insulation resistance tester makes equipment adjust the length of measuring the wire according to the in-service use condition when measuring resistance, avoids measuring the interference of wire to measured data, ensures measured data's accurate nature, and can be orderly quick to measuring the wire and shrink, avoids measuring the wire and twine each other, avoids the drawback of traditional artifical receipts line simultaneously, thereby the practicality of equipment has been strengthened to the use of giving people brings convenience.

Description

Voltage-withstanding insulation resistance tester

Technical Field

The utility model relates to a resistance measuring instrument technical field specifically is a withstand voltage insulation resistance tester.

Background

With the continuous updating and expansion of modern technology, higher requirements are also put forward on the reliability of an electric power system and high-voltage equipment, the accident or damage of the electrical equipment is generally closely related to the defect of insulation, the large-capacity, high-voltage, structure diversification and sealing of the electrical equipment are realized, the updated and higher requirements are put forward on the electrical equipment, the use of the large-capacity equipment is continuously increased, and the insulation performance of the electrical equipment cannot be detected by using a common megohmmeter, so that a voltage-withstanding insulation resistance tester is put forward in the market and used for measuring the insulation resistance of equipment such as a large-scale transformer, a mutual inductor, a generator, a high-voltage motor, a power capacitor, a power cable, a lightning arrester and the like, but the existing voltage-withstanding insulation resistance tester has certain defect in the using process.

The existing withstand voltage insulation resistance tester is used for increasing the measuring range of the tester, the measuring wire of the tester is long, the length of the wire cannot be adjusted according to the actual use condition in the using process, the measured data are not accurate due to the interference of the wire, the accuracy of experimental data is influenced, the using requirements of people cannot be met, the mutual winding condition is easy to occur in the using process, inconvenience is brought to the use of an operator, meanwhile, the length of the wire is long when the device is not used any more, the wire cannot be recovered quickly, manual folding is needed, and therefore the practicability of the device is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a withstand voltage insulation resistance tester has solved current withstand voltage insulation resistance tester and can not carry out the regulation of length, take place intertwine easily and can not be quick when no longer using the problem of retrieving the wire according to in-process its measuring wire that uses.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a withstand voltage insulation resistance tester comprises a measuring instrument body and a measuring pen, wherein a take-up box is fixedly installed below the back surface of the measuring instrument body, a supporting plate is fixedly installed at the bottom of an inner cavity of the take-up box, a bearing sleeve is fixedly installed on the surface of the supporting plate through an opening, a take-up cylinder is fixedly sleeved in the inner cavity of the bearing sleeve, one end of the take-up cylinder is rotatably connected with one side of the inner cavity of the take-up box through a bearing, a measuring lead is wound on the surface of the take-up cylinder, one end of the measuring lead penetrates through the take-up box and extends to the outside of the take-up box, one end of the measuring lead extending to the outside of the take-up box is electrically connected with the top end of the measuring pen, a chute plate is fixedly installed at the bottom of the inner cavity of the take-up box and at one side of the supporting plate, an electric telescopic rod is fixedly connected with one side of the inner cavity of the chute plate, and a sliding block is fixedly connected with the telescopic end of the electric telescopic rod, the top fixed mounting of slider has the bracing piece, the top fixed mounting of bracing piece has the fixed plate, the top fixed mounting of fixed plate has micro motor.

Preferably, micro motor's output shaft has the dwang through shaft coupling fixed mounting, the one end fixed mounting of dwang has the connecting block, the spread groove that matches with the connecting block type is seted up to the other end of receiving the line section of thick bamboo.

Preferably, both sides at the back of the measuring instrument body and the top of being located the line box are all seted up flutedly, fixed mounting has the rotation piece between the both sides on recess inner chamber upper portion, the inner chamber of rotating the piece rotates and is connected with the supporting leg.

Preferably, a fixed sleeve matched with the measuring pen is fixedly installed on one side of the surface of the measuring instrument body.

Preferably, a control switch is arranged on the surface of the measuring instrument body.

Preferably, a data display screen is fixedly mounted on the surface of the measuring instrument body and above the control switch.

Advantageous effects

The utility model provides a withstand voltage insulation resistance tester. Compared with the prior art, the method has the following beneficial effects:

(1) the pressure-resistant insulation resistance tester is characterized in that a bearing sleeve is fixedly installed on the surface of a supporting plate through an opening, a wire collecting cylinder is fixedly sleeved in an inner cavity of the bearing sleeve, one end of the wire collecting cylinder is rotatably connected with one side of the inner cavity of a wire collecting box through a bearing, a measuring lead is wound on the surface of the wire collecting cylinder, a chute plate is fixedly installed at the bottom of the inner cavity of the wire collecting box and positioned at one side of the supporting plate, an electric telescopic rod is fixedly connected with one side of the inner cavity of the chute plate, a sliding block is fixedly connected with the telescopic end of the electric telescopic rod, a supporting rod is fixedly installed at the top of the sliding block, a fixed plate is fixedly installed at the top of the supporting rod, a micro motor is fixedly installed at the top of the fixed plate, a rotating rod is fixedly installed at one end of the rotating rod through a coupler, a connecting block is arranged at the other end of the wire collecting cylinder, and a connecting groove matched with the connecting block is formed in the other end of the wire collecting cylinder, so that the device can adjust the length of the measuring lead according to actual use condition when measuring the resistance, avoid measuring the interference of wire to measured data, ensure measured data's accurate nature, and can be orderly quick shrink measuring the wire, avoid measuring the wire and twine each other, avoid the drawback of traditional artifical receipts line simultaneously, thereby the practicality of having strengthened equipment is brought to people's use.

(2) This withstand voltage insulation resistance tester, the both sides through the measuring apparatu body back and the top that is located the line box of receiving all set up flutedly, and fixed mounting has a rotation piece between the both sides on recess inner chamber upper portion, and the inner chamber that rotates is connected with the supporting leg, makes the measuring apparatu can keep relatively steady state at the measuring in-process, reduces measuring error to further ensure measured data's accurate nature, improved work efficiency.

Drawings

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

FIG. 2 is a cross-sectional view of the structure of the measuring instrument body and the wire-rewinding box of the present invention;

FIG. 3 is a rear view of the structure of the measuring device body and the wire-rewinding box of the present invention;

FIG. 4 is a cross-sectional view of the wire-rewinding box of the present invention;

fig. 5 is an enlarged view of a portion a in fig. 4 according to the present invention.

In the figure: 1. a gauge body; 2. a measuring pen; 3. a wire rewinding box; 4. a support plate; 5. a bearing housing; 6. a take-up drum; 7. measuring a wire; 8. a chute plate; 9. an electric telescopic rod; 10. a slider; 11. a support bar; 12. a fixing plate; 13. a micro motor; 14. rotating the rod; 15. connecting blocks; 16. connecting grooves; 17. a groove; 18. a rotating member; 19. supporting legs; 20. fixing the sleeve; 21. a control switch; 22. and a data display screen.

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 work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a voltage-resistant insulation resistance tester comprises a measuring instrument body 1 and a measuring pen 2, wherein a take-up box 3 is fixedly arranged below the back surface of the measuring instrument body 1, a support plate 4 is fixedly arranged at the bottom of an inner cavity of the take-up box 3, a bearing sleeve 5 is fixedly arranged on the surface of the support plate 4 through an opening, a take-up cylinder 6 is fixedly sleeved in the inner cavity of the bearing sleeve 5, a take-up groove matched with a measuring lead 7 is formed in the surface of the take-up cylinder 6, one end of the take-up cylinder 6 is rotatably connected with one side of the inner cavity of the take-up box 3 through a bearing, the measuring lead 7 is wound on the surface of the take-up cylinder 6, the other end of the measuring lead 7 is electrically connected with the measuring instrument body 1, one end of the measuring lead 7 penetrates through the take-up box 3 and extends to the outside of the take-up box 3, one end of the measuring lead 7 extending to the outside of the take-up box 3 is electrically connected with the top end of the measuring pen 2, a sliding groove plate 8 is fixedly arranged at the bottom of the inner cavity of the take-up box 3 and positioned at one side of the support plate 4, an electric telescopic rod 9 is fixedly connected to one side of an inner cavity of a sliding chute plate 8, a sliding block 10 is fixedly connected to the telescopic end of the electric telescopic rod 9, a supporting rod 11 is fixedly installed at the top of the sliding block 10, a fixed plate 12 is fixedly installed at the top end of the supporting rod 11, a micro motor 13 is fixedly installed at the top of the fixed plate 12, the micro motor 13 is a servo motor, a rotating rod 14 is fixedly installed on an output shaft of the micro motor 13 through a coupler, a connecting block 15 is fixedly installed at one end of the rotating rod 14, a connecting groove 16 matched with the connecting block 15 is formed in the other end of a wire take-up cylinder 6, grooves 17 are formed in both sides of the back surface of a measuring instrument body 1 and above a wire take-up box 3, the size of each groove 17 is matched with a supporting leg 19, a rotating piece 18 is fixedly installed between both sides of the upper part of the inner cavity of each groove 17, an inner cavity of each rotating piece 18 is rotatably connected with a 19, and a fixing sleeve 20 matched with the measuring pen 2 is fixedly installed on one side of the supporting leg on the surface of the measuring instrument body 1, the surface of the measuring instrument body 1 is provided with a control switch 21, and a data display screen 22 is fixedly mounted on the surface of the measuring instrument body 1 and above the control switch 21.

And those not described in detail in this specification are well within the skill of those in the art.

During the use, at first remove measuring apparatu body 1 to the required measuring place, rotate supporting leg 19 outside recess 17 afterwards, reach measuring apparatu body 1 holistic stability, it is outer with fixed sleeve 20 to extract measuring pen 2 afterwards, later can adjust measuring wire 7's length according to actual measurement apart from pulling measuring pen 2, reach convenient operation, avoid measuring wire 7 intertwine's effect, after measuring, start electric telescopic handle 9 through control switch 21 and shrink, make connecting block 15 insert in the spread groove 16, after that start micro motor 13 through control switch 21, the operation through micro motor 13 will drive take-up section of thick bamboo 6 and rotate, reach the effect of receiving the line 7 automation of measuring wire, it can in fixed sleeve 20 to insert measuring pen 2 afterwards.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 withstand voltage insulation resistance tester, includes measuring apparatu body (1) and measuring pen (2), its characterized in that: a take-up box (3) is fixedly arranged below the back surface of the measuring instrument body (1), a support plate (4) is fixedly arranged at the bottom of an inner cavity of the take-up box (3), a bearing sleeve (5) is fixedly arranged on the surface of the support plate (4) through an opening, a take-up cylinder (6) is fixedly sleeved in the inner cavity of the bearing sleeve (5), one end of the take-up cylinder (6) is rotatably connected with one side of the inner cavity of the take-up box (3) through a bearing, a measuring lead (7) is wound on the surface of the take-up cylinder (6), one end of the measuring lead (7) penetrates through the take-up box (3) and extends to the outside of the take-up box (3), one end of the measuring lead (7) extending to the outside of the take-up box (3) is electrically connected with the top end of a measuring pen (2), a sliding groove plate (8) is fixedly arranged at the bottom of the inner cavity of the take-up box (3) and at one side of the support plate (4), one side fixedly connected with electric telescopic handle (9) of chute board (8) inner chamber, electric telescopic handle's (9) flexible end fixedly connected with slider (10), the top fixed mounting of slider (10) has bracing piece (11), the top fixed mounting of bracing piece (11) has fixed plate (12), the top fixed mounting of fixed plate (12) has micro motor (13).

2. A voltage resistance insulation resistance tester as claimed in claim 1, wherein: the output shaft of micro motor (13) has dwang (14) through shaft coupling fixed mounting, the one end fixed mounting of dwang (14) has connecting block (15), spread groove (16) that match with connecting block (15) type are seted up to the other end of receiving a line section of thick bamboo (6).

3. A voltage resistance insulation resistance tester as claimed in claim 1, wherein: both sides at the back of the measuring instrument body (1) and the top of being located the line receiving box (3) are all opened with grooves (17), fixed mounting has a rotating part (18) between the both sides on groove (17) inner chamber upper portion, the inner chamber of rotating part (18) rotates and is connected with supporting leg (19).

4. A voltage resistance insulation resistance tester as claimed in claim 1, wherein: and a fixed sleeve (20) matched with the measuring pen (2) for use is fixedly arranged on one side of the surface of the measuring instrument body (1).

5. A voltage resistance insulation resistance tester as claimed in claim 1, wherein: the surface of the measuring instrument body (1) is provided with a control switch (21).

6. A voltage resistance insulation resistance tester as claimed in claim 5, wherein: and a data display screen (22) is fixedly arranged on the surface of the measuring instrument body (1) and above the control switch (21).