CN216956175U - Coiling and uncoiling device of resistance tester - Google Patents
Coiling and uncoiling device of resistance tester Download PDFInfo
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- CN216956175U CN216956175U CN202122378804.3U CN202122378804U CN216956175U CN 216956175 U CN216956175 U CN 216956175U CN 202122378804 U CN202122378804 U CN 202122378804U CN 216956175 U CN216956175 U CN 216956175U
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Abstract
The utility model discloses a take-up and pay-off device of a resistance tester, belonging to the technical field of electrical safety inspection, comprising a shell, wherein a transmission component is arranged in the shell, and a take-up component is arranged on the side edge of the transmission component; the wire take-up assembly comprises a connecting wire, a transmission gear, a transmission rod, a lantern ring, a sliding nut and a reciprocating screw rod, wherein the transmission gear is arranged on the side edge of the transmission assembly. According to the utility model, the winding assembly is arranged, so that the connecting wire can be uniformly wound on the surface of the winding drum when being wound, and the phenomenon that the connecting wire is knotted and wound inside the resistance tester is avoided.
Description
Technical Field
The utility model relates to the technical field of electrical safety inspection, in particular to a take-up and pay-off device of a resistance tester.
Background
The resistance tester is an indispensable tool for electrical safety inspection and earth work completion acceptance. The tester comprises a grounding resistance tester, an insulation resistance tester, a direct current resistance tester, a surface resistance tester and a loop resistance tester. The loop resistance measuring instrument (transformer loop resistance tester) is suitable for testing the contact resistance value of the main contact of the high-low voltage switch, the direct current resistance value of the high-low voltage cable line and the like. The intelligent loop resistance tester adopts 100A constant current output. The highest output voltage reaches 10V (2-3 times of that of a conventional instrument), a test wire with a thin loading surface can be adopted, and the labor intensity of field test personnel is greatly reduced. The test process is automatically implemented by single chip control, the precision is high, the retest is good, the single key operation is simple and easy, and the test data is displayed by liquid crystal. Is suitable for different working environments. The earth resistance tester is a common instrument for testing and measuring earth resistance, and is developed rapidly in the coming years due to the rapid development of computer technology, so that the earth resistance tester also permeates a large amount of microprocessor technology, and the measuring function, content and precision of the earth resistance tester are not comparable to those of common instruments.
The Chinese patent application number 202021044720.5 discloses an insulation resistance tester convenient for winding, wherein when the tester is used for storing a connecting wire, the connecting wire is repeatedly wound at a certain position on the surface of a winding drum, so that the connecting wire is knotted in the resistance tester; the cleaning effect of the connecting wire cleaning assembly arranged on the connecting wire cleaning device is poor, and the surface of the connecting wire cannot be cleaned.
SUMMERY OF THE UTILITY MODEL
In view of the defects of the prior art, the utility model aims to provide a take-up and pay-off device of a resistance tester, which has the advantages that connecting wires can be uniformly wound on the surface of a winding drum and the cleaning effect of the connecting wires is better.
In order to achieve the purpose, the utility model is realized by the following technical scheme: a wire take-up and pay-off device of a resistance tester comprises a shell, wherein a transmission assembly is arranged inside the shell, and a wire take-up assembly is arranged on the side edge of the transmission assembly; the take-up assembly comprises a connecting wire, a transmission gear, a transmission rod, a sleeve ring, a sliding nut and a reciprocating screw rod, wherein the side of the transmission assembly is provided with the transmission gear, the inside of the transmission gear longitudinally penetrates through the transmission rod, the center position of the transmission rod is provided with the reciprocating screw rod, the surface of the reciprocating screw rod is provided with the sliding nut, the surface of the sliding nut is provided with the sleeve ring, and the inside of the sleeve ring penetrates through the connecting wire and is wound on the surface of the winding drum.
The working principle of the technical scheme is that the winding component is arranged, so that the connecting wire can be uniformly wound on the surface of the winding drum when being wound, and the phenomenon that the connecting wire is knotted and wound inside the resistance tester is avoided.
In order to better realize the utility model, the wire take-up assembly further comprises a sliding sleeve and a limiting rod, wherein the sliding sleeve is arranged on the side edge of the sliding nut, and the limiting rod penetrates through the inside of the sliding sleeve.
In order to better implement the utility model, two ends of the transmission rod are respectively and rotatably connected with the inner part of the shell through bearings.
In order to better implement the utility model, further, the surface of the reciprocating screw rod is provided with reciprocating threads, and the sliding nut is engaged and connected with the reciprocating screw rod through the reciprocating threads.
In order to better implement the utility model, further, the side of the shell is provided with a cleaning component; the cleaning assembly comprises a mounting seat, a rubber cleaning brush, a spring, a center column, a limiting block, a bolt and an L-shaped fixing plate, wherein the side edge of the shell is provided with the L-shaped fixing plate, the L-shaped fixing plate is fixedly connected with the shell through the bolt, the center column penetrates through the inside of the L-shaped fixing plate, the limiting block is arranged at one end of the center column, the mounting seat is arranged at the other end of the center column, the rubber cleaning brush is arranged on the surface of the mounting seat, and the spring is arranged on the surface of the center column.
In order to better implement the utility model, further, the central column is slidably connected with the L-shaped fixing plate through a through groove, and the spring is arranged on the surface of the central column between the L-shaped fixing plate and the mounting seat.
Compared with the prior art, the utility model has the following advantages and beneficial effects:
(1) according to the utility model, the wire take-up assembly is arranged, so that the connecting wire can be uniformly wound on the surface of the winding drum when the connecting wire is taken up, the phenomenon that the connecting wire is knotted and wound in the resistance tester is avoided, and meanwhile, the limiting of the connecting wire can be realized through the assembly, so that the wire take-up assembly can take up the connecting wire more conveniently, and the practicability of the device is improved;
(2) according to the utility model, the cleaning component is arranged, so that residual dust on the surface of the connecting wire can be cleaned, the phenomenon that when the connecting wire works in an external environment, a large amount of dust adheres to the surface of the connecting wire, and the external dust is collected into the resistance tester when the connecting wire is taken up, so that the normal use of the resistance tester is influenced is avoided;
(3) the resistance tester is reasonable in structure and arrangement, perfect in function, capable of avoiding the phenomenon that the connecting wire is knotted and wound inside the resistance tester, capable of cleaning dust remaining on the surface of the connecting wire, capable of guaranteeing normal use of the resistance tester and suitable for wide popularization and application.
Drawings
Other features, objects and advantages of the utility model will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic plan view of the wire takeup assembly of the present invention;
fig. 3 is a perspective view of the cleaning assembly of the present invention.
Wherein: the device comprises a shell, a transmission assembly, a cleaning assembly, a mounting seat, a rubber cleaning brush, a spring, a central column 34, a limiting block 35, a bolt 36, an L-shaped fixing plate 37, a wire take-up assembly 4, a connecting wire 41, a transmission gear 42, a transmission rod 43, a lantern ring 44, a sliding nut 45, a sliding sleeve 46, a reciprocating screw rod 47, a limiting rod 48 and a bearing 49.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
the main structure of the present embodiment, as shown in fig. 1 and fig. 2, includes a housing 1, a transmission assembly 2 is disposed inside the housing 1, and a wire rewinding assembly 4 is disposed on a side edge of the transmission assembly 2; the wire take-up assembly 4 comprises a connecting wire 41, a transmission gear 42, a transmission rod 43, a collar 44, a sliding nut 45 and a reciprocating screw rod 47, wherein the transmission gear 42 is arranged on the side edge of the transmission assembly 2, the transmission rod 43 is longitudinally arranged inside the transmission gear 42 in a penetrating manner, the reciprocating screw rod 47 is arranged at the central position of the transmission rod 43, the sliding nut 45 is arranged on the surface of the reciprocating screw rod 47, the collar 44 is arranged on the surface of the sliding nut 45, and the connecting wire 41 is arranged inside the collar 44 in a penetrating manner and wound on the surface of the winding drum.
The specific embodiment does, rotate and change the handle, change and drive transmission assembly 2 work, transmission assembly 2 work drives drive gear 42 and rotates, drive gear 42 rotates and drives transfer line 43 and rotate, transfer line 43 rotates and drives reciprocal lead screw 47 and rotates, reciprocal lead screw 47 rotates and drives sliding nut 45 and reciprocating sliding on reciprocal lead screw 47, through setting up sliding sleeve 46 and gag lever post 48, synchronous drive sliding nut 45 rotates when can avoiding reciprocal lead screw 47 to rotate, thereby make the winding of connecting wire 41 can be even on the surface of reel, avoid connecting wire 41 to appear knotting winding phenomenon inside the resistance tester.
Example 2:
in the present embodiment, on the basis of the above embodiment, the structure of the wire rewinding assembly 4 is further limited, as shown in fig. 2, the wire rewinding assembly 4 further includes a sliding sleeve 46 and a limiting rod 48, wherein the sliding sleeve 46 is disposed on a side edge of the sliding nut 45, and the limiting rod 48 penetrates through the inside of the sliding sleeve 46. The advantage of such an arrangement is that it is avoided that the reciprocating screw 47 rotates while driving the sliding nut 45 to rotate synchronously. Other parts of this embodiment are the same as those of the above embodiment, and are not described again here.
Example 3:
in the present embodiment, on the basis of the above-mentioned embodiments, the connection manner of the transmission rod 43 and the housing 1 is further defined, as shown in fig. 1, two ends of the transmission rod 43 are respectively rotatably connected with the inside of the housing 1 through bearings 49. This has the advantage of ensuring that the drive link 43 can rotate normally. Other parts of this embodiment are the same as those of the above embodiment, and are not described again here.
Example 4:
the present embodiment further defines the structure of the reciprocating screw rod 47 on the basis of the above-mentioned embodiment, as shown in fig. 2, the surface of the reciprocating screw rod 47 is provided with reciprocating threads, and the sliding nut 45 is engaged with the reciprocating screw rod 47 through the reciprocating threads. The advantage of such an arrangement is that the rotation of the reciprocating screw rod 47 can drive the sliding nut 45 to slide on the reciprocating screw rod 47 in a reciprocating manner. Other parts of this embodiment are the same as those of the above embodiment, and are not described again here.
Example 5:
in this embodiment, on the basis of the above embodiment, a cleaning assembly 3 is further added, as shown in fig. 1 and 3, the cleaning assembly 3 is arranged on the side of the housing 1; cleaning assembly 3 includes mount pad 31, rubber cleaning brush 32, spring 33, center post 34, stopper 35, bolt 36 and L type fixed plate 37, wherein, the side of casing 1 is provided with L type fixed plate 37, L type fixed plate 37 passes through bolt 36 and casing 1 fixed connection, the inside of L type fixed plate 37 is run through and is provided with center post 34, the one end of center post 34 is provided with stopper 35, the other end of center post 34 is provided with mount pad 31, the surface of mount pad 31 is provided with rubber cleaning brush 32, the surface of center post 34 is provided with spring 33. Clean subassembly 3 can clean the surface of connecting wire 41, and clear specific process does, when connecting wire 41 receives the line, the inside rubber cleaning brush 32 of clean subassembly 3 can clean the remaining rubbish in connecting wire 41 surface, through having set up spring 33, can make rubber cleaning brush 32 firmly laminate with the surface of connecting wire 41, thereby promote the clean effect of clean subassembly 3 to connecting wire 41, thereby avoid connecting wire 41 to bring external dust rubbish into inside the resistance tester, thereby influence normal use. Other parts of this embodiment are the same as those of the above embodiment, and are not described again here.
Example 6:
the present embodiment further defines the structure of the cleaning assembly 3 on the basis of the above-mentioned embodiment, as shown in fig. 3, the central column 34 is slidably connected with the L-shaped fixing plate 37 through the through slot, and the spring 33 is disposed on the surface of the central column 34 between the L-shaped fixing plate 37 and the mounting seat 31. The advantage of so setting is that can make the rubber cleaning brush 32 can with the inseparabler of connecting wire 41 laminating to promote clean effect. Other parts of this embodiment are the same as those of the above embodiment, and are not described again here.
It is to be understood that the working principle and working process of the structure of the take-up and pay-off device according to an embodiment of the present invention, such as the spring 33 and the transmission gear 42, are well known to those skilled in the art and will not be described in detail herein.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined by the claims and their equivalents.
Claims (6)
1. The utility model provides a coiling and uncoiling device of resistance tester, includes casing (1), its characterized in that: a transmission assembly (2) is arranged in the shell (1), and a wire take-up assembly (4) is arranged on the side edge of the transmission assembly (2); the wire take-up assembly (4) comprises a connecting wire (41), a transmission gear (42), a transmission rod (43), a sleeve ring (44), a sliding nut (45) and a reciprocating screw rod (47), wherein the transmission gear (42) is arranged on the side of the transmission assembly (2), the transmission rod (43) is longitudinally arranged inside the transmission gear (42) in a penetrating mode, the reciprocating screw rod (47) is arranged at the center position of the transmission rod (43), the sliding nut (45) is arranged on the surface of the reciprocating screw rod (47), the sleeve ring (44) is arranged on the surface of the sliding nut (45), and the connecting wire (41) and the surface of the winding drum are arranged inside the sleeve ring (44) in a penetrating mode.
2. The take-up and pay-off device of the resistance tester as claimed in claim 1, wherein: the wire take-up assembly (4) further comprises a sliding sleeve (46) and a limiting rod (48), wherein the sliding sleeve (46) is arranged on the side edge of the sliding nut (45), and the limiting rod (48) penetrates through the inside of the sliding sleeve (46).
3. The take-up and pay-off device of the resistance tester as claimed in claim 1, wherein: and two ends of the transmission rod (43) are respectively and rotatably connected with the inside of the shell (1) through bearings (49).
4. The take-up and pay-off device of the resistance tester as claimed in claim 1, wherein: reciprocating threads are arranged on the surface of the reciprocating screw rod (47), and the sliding nut (45) is meshed and connected with the reciprocating screw rod (47) through the reciprocating threads.
5. The take-up and pay-off device of the resistance tester as claimed in claim 1, wherein: a cleaning component (3) is arranged on the side edge of the shell (1); cleaning assembly (3) are including mount pad (31), rubber cleaning brush (32), spring (33), center post (34), stopper (35), bolt (36) and L type fixed plate (37), wherein, the side of casing (1) is provided with L type fixed plate (37), L type fixed plate (37) pass through bolt (36) and casing (1) fixed connection, the inside of L type fixed plate (37) is run through and is provided with center post (34), the one end of center post (34) is provided with stopper (35), the other end of center post (34) is provided with mount pad (31), the surface of mount pad (31) is provided with rubber cleaning brush (32), the surface of center post (34) is provided with spring (33).
6. The take-up and pay-off device of the resistance tester as claimed in claim 5, wherein: the central column (34) is in sliding connection with the L-shaped fixing plate (37) through the through groove, and the spring (33) is arranged on the surface of the central column (34) between the L-shaped fixing plate (37) and the mounting seat (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122378804.3U CN216956175U (en) | 2021-09-29 | 2021-09-29 | Coiling and uncoiling device of resistance tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122378804.3U CN216956175U (en) | 2021-09-29 | 2021-09-29 | Coiling and uncoiling device of resistance tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216956175U true CN216956175U (en) | 2022-07-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122378804.3U Active CN216956175U (en) | 2021-09-29 | 2021-09-29 | Coiling and uncoiling device of resistance tester |
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| Country | Link |
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| CN (1) | CN216956175U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116593780A (en) * | 2023-06-05 | 2023-08-15 | 无锡广盈集团有限公司 | Intelligent insulation resistance tester |
| CN116990591A (en) * | 2023-09-28 | 2023-11-03 | 国网山东省电力公司鄄城县供电公司 | Ground resistance tester |
-
2021
- 2021-09-29 CN CN202122378804.3U patent/CN216956175U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116593780A (en) * | 2023-06-05 | 2023-08-15 | 无锡广盈集团有限公司 | Intelligent insulation resistance tester |
| CN116593780B (en) * | 2023-06-05 | 2024-01-23 | 无锡广盈集团有限公司 | Intelligent insulation resistance tester |
| CN116990591A (en) * | 2023-09-28 | 2023-11-03 | 国网山东省电力公司鄄城县供电公司 | Ground resistance tester |
| CN116990591B (en) * | 2023-09-28 | 2023-12-15 | 国网山东省电力公司鄄城县供电公司 | Ground resistance tester |
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