CN213658794U - Supporting structure for direct current resistance tester - Google Patents
Supporting structure for direct current resistance tester Download PDFInfo
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- CN213658794U CN213658794U CN202022557833.1U CN202022557833U CN213658794U CN 213658794 U CN213658794 U CN 213658794U CN 202022557833 U CN202022557833 U CN 202022557833U CN 213658794 U CN213658794 U CN 213658794U
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Abstract
The application discloses a bearing structure for direct current resistance tester, bearing structure includes the supporting seat, centre gripping subassembly and locking Assembly, the supporting seat includes the bottom plate, connect the riser of bottom plate and the roof of connecting the riser, bottom plate and base sliding connection, the roof is used for supporting the cable that awaits measuring, centre gripping subassembly is installed in the roof, but centre gripping subassembly configuration becomes the centre gripping cable that awaits measuring in order to realize the relatively fixed of position between cable and the roof that awaits measuring, locking Assembly installs in the bottom plate, locking Assembly configuration becomes to have and supports the first state of tightly in order to realize the relatively fixed of position between supporting seat and the base with the base, and have and break away from in order to realize the gliding second state of base relatively of supporting seat with the base. The supporting structure can effectively ensure that the length of the cable to be measured clamped between the two current chucks is 1.0 meter, so that the accuracy of resistance measurement of the cable to be measured is improved.
Description
Technical Field
The application relates to the technical field of direct current resistance testers, in particular to a supporting structure for a direct current resistance tester.
Background
The direct current resistance tester includes two current chuck and two voltage chuck that are located the current chuck both sides, the direct current resistance tester is at the measuring in-process, for the calculation of making things convenient for later stage resistance, the length of the cable that awaits measuring of centre gripping between two current chucks is calculated for 1.0 meter, of course, at actual measurement's in-process, the length of the cable that awaits measuring of centre gripping between two current chucks is close 1.0 meter more better, but, because there is bending deformation to the cable that awaits measuring itself, make the length of the cable that awaits measuring of centre gripping between two current chucks actually not be 1.0 meter or length deviation great, the resistance measurement's of the cable that awaits measuring accuracy has been reduced, consequently, how to promote the resistance measurement's of the cable that awaits measuring accuracy has become the problem of waiting to solve urgently.
SUMMERY OF THE UTILITY MODEL
The embodiment of the application provides a bearing structure for direct current resistance tester, it can guarantee effectively that the length of the cable that awaits measuring that grasps between two current chucks is close or equal to 1.0 meter to promote the resistance measurement's of the cable that awaits measuring accuracy.
In a first aspect, an embodiment of the present application provides a support structure for a dc resistance tester, where the dc resistance tester includes a base, two current chucks installed on the base, and voltage chucks installed on the base and located at two sides of the current chucks; this bearing structure includes the supporting seat, centre gripping subassembly and locking Assembly, the supporting seat includes the bottom plate, connect the riser of bottom plate and the roof of connecting the riser, bottom plate and base sliding connection, the roof is used for supporting the cable that awaits measuring, centre gripping subassembly is installed in the roof, but centre gripping subassembly configuration becomes the centre gripping cable that awaits measuring in order to realize the relative fixed of position between cable and the roof that awaits measuring, locking Assembly installs in the bottom plate, locking Assembly is configured to have and supports the first state of tight relative fixed in order to realize position between supporting seat and the base with the base, and have and break away from in order to realize the gliding second state of base relatively of supporting seat with the base.
In some embodiments, the top plate has a through groove arranged along the length direction of the base, the through groove has a groove bottom wall and two groove side walls arranged along the length direction parallel to the base, parts of the two groove side walls are respectively recessed towards the length direction perpendicular to the base to form a first sliding groove and a second sliding groove, the clamping assembly comprises a first clamping piece connected with the first sliding groove in a sliding mode and a second clamping piece connected with the second sliding groove in a sliding mode, and the first clamping piece and the second clamping piece are configured to be capable of moving along the length direction perpendicular to the base simultaneously to clamp two sides of the cable to be tested.
In some embodiments, the first clamping member includes a first push rod, a first clamping plate and a first elastic member, the first push rod is slidably connected with the first sliding groove, the first clamping plate is connected to one end of the first push rod, which is away from the bottom wall of the first sliding groove, the first elastic member is wound around the first push rod, one end of the first elastic member is fixedly connected with the bottom wall surface of the first sliding groove, and the other end of the first elastic member is fixedly connected with the first clamping plate; the second clamping part comprises a second push rod, a second clamping plate and a second elastic part, the second push rod is connected with the second sliding groove in a sliding mode, the second clamping plate is connected to one end, deviating from the groove bottom of the second sliding groove, of the second push rod, the second elastic part is wound on the second push rod, one end of the second elastic part is fixedly connected with the bottom wall face of the second sliding groove, and the other end of the second elastic part is fixedly connected with the second clamping plate.
In some of these embodiments, the first and second elastic members are both springs, and when both the first and second elastic members are in a natural elongation state, a surface of the first clamping plate facing the second clamping plate abuts a surface of the second clamping plate facing the first clamping plate.
In some embodiments, the first clamping plate and the second clamping plate are made of elastic rubber.
In some embodiments, the base has two first adjustment grooves and two second adjustment grooves which are oppositely arranged, the first adjustment grooves and the second adjustment grooves are respectively located on two oppositely arranged side faces of the base, the locking assembly comprises a first locking member and a second locking member, the first locking member and the second locking member are respectively installed on two oppositely arranged side edges of the bottom plate along the length direction parallel to the base, the first locking member abuts against the first adjustment grooves, and the second locking member abuts against the second adjustment grooves to enable the locking assembly to be in the first state.
In some embodiments, the first locking member comprises a first locking bracket and a third elastic member, the first locking bracket is positioned on the side edge of one side of the bottom plate along the length direction parallel to the base and is hinged with the bottom plate, the third elastic member is sleeved on the first locking bracket, one end of the third elastic member is fixedly connected with the first locking bracket, and the other end of the third elastic member is fixedly connected with the bottom plate; the second retaining member comprises a second locking support and a fourth elastic piece, the second locking support is located on the side edge of the other side, parallel to the length direction of the base, of the bottom plate and hinged to the bottom plate, the fourth elastic piece is sleeved on the second locking support, one end of the fourth elastic piece is fixedly connected with the second locking support, and the other end of the fourth elastic piece is fixedly connected with the bottom plate.
In some embodiments, the portion of the first locking bracket facing away from the bottom plate is arc-shaped, and the portion of the second locking bracket facing away from the bottom plate is arc-shaped.
In some of these embodiments, the third elastic member and the fourth elastic member are torsion springs.
In some embodiments, the first locking bracket and the second locking bracket are both made of elastic rubber.
Based on a bearing structure for direct current resistance tester of this application embodiment, the roof of supporting seat is used for supporting the cable that awaits measuring, and press from both sides tight cable that awaits measuring in order to realize the relatively fixed of position between cable and the roof that awaits measuring through centre gripping subassembly, thereby realize the support of supporting seat to the cable that awaits measuring, the produced bending deformation of the cable that awaits measuring of centre gripping between two current chucks has been reduced effectively, thereby guarantee effectively that the length of the cable that awaits measuring of centre gripping between two current chucks is approximate or equal to 1.0 meter, promote the resistance measurement's of the cable that awaits measuring accuracy. Simultaneously, supporting seat sliding connection is in the base, through support between locking Assembly and the base tightly with break away from and realize the relative fixed first state of position between supporting seat and the base and realize that the supporting seat can be for the gliding second state of base to make the designer can adjust the position of supporting seat on the base according to actual conditions, strengthen this bearing structure's practicality.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic diagram of a DC resistance tester according to an embodiment of the present application;
FIG. 2 is a schematic view of a cable under test placed on a support structure according to an embodiment of the present application;
FIG. 3 is a schematic view of a cable under test not being placed on a support structure according to an embodiment of the present application;
FIG. 4 is a schematic cross-sectional view of a cable under test placed on a support structure according to an embodiment of the present application;
fig. 5 is a schematic cross-sectional view illustrating a cable to be tested not being placed on a support structure according to an embodiment of the present application.
Reference numerals: 10. a direct current resistance tester; 101. a base; 102. a voltage chuck; 103. a current chuck; 104. a chute; 105. a first regulating groove; 106. a second regulating groove; 100. a support structure; 110. a supporting seat; 111. a base plate; 112. a vertical plate; 113. a top plate; 114. a slider; 1131. a through groove; 1132. a first chute; 1133. a second chute; 120. a clamping assembly; 121. a first clamping member; 1211. a first push rod; 1212. a first splint; 1213. a first elastic member; 122. a second clamping member; 1221. a second push rod; 1222. a second splint; 1223. a second elastic member; 130. a locking assembly; 131. a first locking assembly; 1311. a first locking bracket; 13111. a first rotating shaft; 13112. a first bracket; 1312. a third elastic member; 132. a second locking assembly; 1321. a second locking bracket; 13211. a second rotating shaft; 13212. a second bracket; 1322. and a fourth elastic member.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
Among the correlation technique, the direct current resistance tester includes two current chucks and two voltage chucks that are located the current chuck both sides, the direct current resistance tester is at the measuring in-process, for the calculation of convenient later stage resistance, calculate for 1.0 meter with the length of the cable that awaits measuring of centre gripping between two current chucks, of course, at actual measurement's in-process, the length of the cable that awaits measuring of centre gripping between two current chucks is close 1.0 meter more, however, because the cable that awaits measuring itself has bending deformation, make the length of the cable that awaits measuring of centre gripping between two current chucks actually not be 1.0 meter or length deviation great, the resistance measurement's of the cable that awaits measuring accuracy has been reduced, consequently, how to promote the resistance measurement's of the cable that awaits measuring accuracy has become the better problem that awaits the solution.
In order to solve the above technical problem, please refer to fig. 1 to 5, a first aspect of the present application provides a support structure for a dc resistance tester, which can effectively ensure that the length of a cable to be tested clamped between two current chucks is close to or equal to 1.0 meter, thereby improving the accuracy of resistance measurement of the cable to be tested.
Referring to fig. 1, a dc resistance tester 10 includes a base 101, two current chucks 103 mounted on the base 101, and voltage chucks 102 mounted on the base 101 and located at two sides of the current chucks 103, specifically, the base 101 is a strip-shaped plate structure, the two voltage chucks 102 are mounted at two ends of the base 101, the two current chucks 103 are mounted between the two voltage chucks 102 and located close to the voltage chucks 102, the two voltage chucks 102 are externally connected with a conducting wire for electrically connecting with an external circuit, the two current chucks 103 are also externally connected with a conducting wire for electrically connecting with an external circuit, and the two voltage chucks 102 and the two current chucks 103 are connected to form a bridge. When the resistance of the cable to be measured is measured, the two voltage chucks 102 and the two current chucks 103 are clamped at two ends of the cable to be measured. It should be noted that the length of the cable to be measured by the dc resistance measuring device should be a length between the two current clamps 103.
The support structure 100 includes a support base 110, a clamping assembly 120, and a locking assembly 130.
Referring to fig. 2 to 3, the supporting base 110 is used as a component for supporting a cable to be tested in the supporting structure 100, the supporting base 110 includes a bottom plate 111, a vertical plate 112 connected to the bottom plate 111, and a top plate 113 connected to the vertical plate 112, the bottom plate 111 is connected to the base 101 in a sliding manner, the top plate 113 is used for supporting the cable to be tested, specifically, the bottom plate 111, the vertical plate 112, and the top plate 113 are all rectangular plate-shaped structures, the bottom plate 111, the vertical plate 112, and the top plate 113 are connected to form the supporting base 110 similar to an "i" structure, the supporting base 110 further includes a slider 114, the slider 114 is fixedly connected to a surface of the bottom plate 111 away from the vertical plate 112, the base 101 is provided with a chute 104 adapted to the slider 114 along a length direction of the base 101, that is, the.
The clamping assembly 120 is used as a component of the supporting structure 100 for clamping the cable to be tested placed on the supporting base 110, the clamping assembly 120 is installed on the top plate 113, and the clamping assembly 120 is configured to clamp the cable to be tested to achieve relative fixation of the position between the cable to be tested and the top plate 113, in other words, the clamping assembly 120 is equivalent to a clamp installed on the top plate 113 for clamping the cable to be tested.
The locking assembly 130 is used as a component of the supporting structure 100 for limiting the movement of the supporting seat 110 along the sliding slot 104, the locking assembly 130 is mounted on the bottom plate 111, the locking assembly 130 is configured to have a first state abutting against the base 101 to achieve relative fixing of the position between the supporting seat 110 and the base 101, and a second state disengaged from the base 101 to achieve sliding of the supporting seat 110 relative to the base 101, for example, the locking assembly 130 and the base 101 can achieve relative fixing of the position therebetween through frictional abutting, the state in which the locking assembly 130 abuts against the base 101 to limit the movement of the supporting seat 110 along the sliding slot 104 is defined as the first state, and the state in which the locking assembly 130 is disengaged from the base 101 to enable the supporting seat 110 to move along the sliding slot 104 is defined as the second state. The locking assembly 130 can be switched between a first state and a second state to change the relative position between the supporting base 110 and the base 101 as required, so as to support different parts of the cable to be measured by the supporting base 110, thereby improving the accuracy of measuring the resistance of the cable to be measured.
In sum, the top plate 113 of the supporting seat 110 is used for supporting the cable to be measured, and the cable to be measured is clamped by the clamping assembly 120 to realize the relative fixation of the position between the cable to be measured and the top plate 113, so that the supporting seat 110 supports the cable to be measured, the bending deformation of the cable to be measured between the two current chucks 103 is effectively reduced, the length of the cable to be measured clamped between the two current chucks 103 is effectively ensured to be close to or equal to 1.0 meter, and the accuracy of the resistance measurement of the cable to be measured is improved. Meanwhile, the supporting seat 110 is slidably connected to the base 101, and a first state of relative fixation between the supporting seat 110 and the base 101 and a second state of sliding of the supporting seat 110 relative to the base 101 are realized by abutting and disengaging between the locking assembly 130 and the base 101, so that a designer can adjust the position of the supporting seat 110 on the base 101 according to actual conditions, and the practicability of the supporting structure 100 is enhanced.
Referring to fig. 4-5, further, the top plate 113 has a through groove 1131 disposed along the length direction of the base 101, the through groove 1131 has a groove bottom wall and two groove side walls disposed along the length direction parallel to the base 101, and portions of the two groove side walls are respectively directed to a first sliding groove 1132 and a second sliding groove 1133 concavely formed along the length direction perpendicular to the base 101, that is, the first sliding groove 1132 and the second sliding groove 1133 are respectively disposed on two sides of the through groove 1131 along the length direction perpendicular to the base 101. Specifically, the number of first chutes 1132 is two, and the number of second chutes 1133 is also two.
The clamping assembly 120 includes a first clamping member 121 slidably connected to the first sliding groove 1132 and a second clamping member 122 slidably connected to the second sliding groove 1133, and the first clamping member 121 and the second clamping member 122 are configured to be simultaneously movable along a direction perpendicular to the length direction of the base 101 to clamp two sides of the cable to be tested. That is to say, the first clamping member 121 can move along the first sliding slot 1132 in a direction close to or away from the second clamping member 122, and the second clamping member 122 can move along the second sliding slot 1133 in a direction close to or away from the first clamping member 121, so that the first clamping member 121 and the second clamping member 122 can be clamped from two sides of the cable to be tested.
Referring to fig. 4-5, the first clamping member 121 further includes a first pushing rod 1211, a first clamping plate 1212, and a first elastic member 1213. The first push rod 1211 is slidably connected to the first sliding groove 1132, the first clamping plate 1212 is connected to an end of the first push rod 1211, which is away from the bottom of the first sliding groove 1132, the first elastic member 1213 is wound around the first push rod 1211, an end of the first elastic member 1213 is fixedly connected to a bottom wall surface of the first sliding groove 1132, and another end of the first elastic member 1213 is fixedly connected to the first clamping plate 1212. Specifically, the number of the first push rods 1211 is two, the two first push rods 1211 are respectively slidably connected in the two corresponding first sliding grooves 1132, the number of the first clamping plates 1212 is one, the first clamping plates 1212 are in a rectangular plate-shaped structure, one ends of the two first push rods 1211, which are away from the groove bottoms of the first sliding grooves 1132, are both fixedly connected with the first clamping plates 1212, the number of the first elastic members 1213 is two, and the two first elastic members 1213 are respectively wound outside the corresponding first push rods 1211.
Further, the second clamping member 122 includes a second pushing rod 1221, a second clamping plate 1222, and a second elastic member 1223. The second push rod 1221 is connected with the second sliding groove 1133 in a sliding manner, the second clamping plate 1222 is connected to one end of the second push rod 1221, which is away from the groove bottom of the second sliding groove 1133, the second elastic member 1223 is wound around the second push rod 1221, one end of the second elastic member 1223 is fixedly connected with the bottom wall surface of the second sliding groove 1133, and the other end of the second elastic member 1223 is fixedly connected with the second clamping plate 1222. Specifically, the number of the second push rods 1221 is two, two second push rods 1221 are respectively connected in two corresponding second sliding grooves 1133 in a sliding manner, the number of the second clamping plate 1222 is one, and the second clamping plate 1222 is a rectangular plate-shaped structure, one end of each of the two second push rods 1221, which is away from the groove bottom of the second sliding groove 1133, is fixedly connected with the second clamping plate 1222, the number of the second elastic members 1223 is two, and the two second elastic members 1223 are respectively wound around the corresponding second push rods 1221.
Further, the first elastic member 1213 and the second elastic member 1223 are both springs, and when the first elastic member 1213 and the second elastic member 1223 are both in a naturally extended state, the surface of the first clip plate 1212 facing the second clip plate 1222 abuts against the surface of the second clip plate 1222 facing the first clip plate 1212, that is, the surface of the first clip plate 1212 facing the second clip plate 1222 is spaced apart from the surface of the second clip plate 1222 facing the first clip plate 1212, and the first elastic member 1213 and the second elastic member 1223 are in a compressed state. When the cable to be tested is not clamped between the first clamping plate 1212 and the second clamping plate 1222, the first elastic element 1213 is in a natural extension state, that is, there is no elastic potential energy in the first elastic element 1213; when a cable to be tested is clamped between the first clamping plate 1212 and the second clamping plate 1222, the cable to be tested presses the first clamping plate 1212 and the second clamping plate 1222, the first clamping plate 1212 presses the first elastic member 1213 under the action of the cable to be tested and drives the first push rod 1211 to move along the first sliding slot 1132 toward the direction close to the bottom of the slot, at this time, the first elastic member 1213 is pressed to generate an elastic force, meanwhile, the second clamping plate 1222 extrudes the second elastic member 1223 under the action of the cable to be tested and drives the second push rod 1221 to move towards the direction close to the bottom of the groove along the second sliding groove 1133, at this time, the second elastic member 1223 is extruded to generate an elastic force, and the cable to be tested is clamped between the first clamping plate 1212 and the second clamping plate 1222 under the action of the reaction force of the elastic force generated by the first elastic member 1213 and the reaction force of the elastic force generated by the second elastic member 1223, so that the relative fixation of the position between the cable to be tested and the supporting seat 110 is realized.
Further, considering that the first clamping plate 1212 and the second clamping plate 1222 directly contact with the cable to be tested, in order to prevent the first clamping plate 1212 and the second clamping plate 1222 from scratching the cable to be tested, in this embodiment, the first clamping plate 1212 and the second clamping plate 1222 are made of elastic rubber. In this design, first splint 1212 and second splint 1222 are made by rubber materials, can also increase the frictional force between first splint 1212, second splint 1222 and the cable to be tested to further promote the stability of first splint 1212 and second splint 1222 centre gripping cable to be tested.
Further, the base 101 has two oppositely disposed first adjusting grooves 105 and second adjusting grooves 106, the first adjusting grooves 105 and the second adjusting grooves 106 are respectively located on two oppositely disposed side surfaces of the base 101, that is, a portion of one side surface of the base 101 disposed along the length direction thereof is recessed to form the first adjusting grooves 105, the first adjusting grooves 105 are arranged along the length direction of the base 101, a portion of the other side surface of the base 101 disposed along the length direction thereof is recessed to form the second adjusting grooves 106, and the second adjusting grooves 106 are arranged along the length direction of the base 101.
Referring to fig. 2-3, further, the locking assembly 130 includes a first locking member and a second locking member, the first locking member and the second locking member are respectively installed on two opposite sides of the bottom plate 111 along a length direction parallel to the base 101, the first locking member abuts against the first adjusting groove 105, and the second locking member abuts against the second adjusting groove 106 to enable the locking assembly 130 to be in the first state, that is, the supporting seat 110 is in the first state where the supporting seat 110 is relatively fixed to the base 101 through the abutting action between the first locking member 131130 and the second locking member 132130 installed on two sides of the bottom plate 111 and the corresponding first adjusting groove 105 and the second adjusting groove 106.
Further, the first locking member includes a first locking bracket 1311 and a third elastic member 1312, the first locking bracket 1311 is located on a side of the base plate 111 along a side parallel to the length direction of the base 101 and is hinged to the base plate 111, and specifically, the first locking bracket 1311 includes a first rotating shaft 13111 and a first bracket 13112, wherein the first rotating shaft 13111 is rotatably connected to the base plate 111, two ends of the first rotating shaft 13111 are disposed through the base plate 111, and the first bracket 13112 is fixedly connected to two ends of the first rotating shaft 13111 so that the first bracket 13112 can rotate around the axis direction of the first rotating shaft 13111.
Referring to fig. 2 to fig. 3, the second locking member includes a second locking bracket 1321 and a fourth elastic member 1322, the second locking bracket 1321 is located on the other side of the bottom plate 111 along the length direction parallel to the base 101 and is hinged to the bottom plate 111, and specifically, the second locking bracket 1321 includes a second rotating shaft 13211 and a second bracket 13212, wherein the second rotating shaft 13211 is rotatably connected to the bottom plate 111, two ends of the second rotating shaft 13211 penetrate through the bottom plate 111, and the second bracket 13212 is fixedly connected to two ends of the second rotating shaft 13211 so that the second bracket 13212 can rotate around the axis direction of the second rotating shaft 13211.
Further, the third elastic element 1312 is a torsion spring, specifically, the number of the torsion springs is two, the two torsion springs are respectively wound around two ends of the first rotating shaft 13111, one end of the torsion spring is fixedly connected to the first rotating shaft 13111, and the other end of the torsion spring is fixedly connected to the bottom plate 111. The fourth elastic member 1322 is also a torsion spring, specifically, the number of the torsion springs is two, the two torsion springs are respectively wound at two ends of the second rotating shaft 13211, one end of the torsion spring is fixedly connected with the second rotating shaft 13211, and the other end of the torsion spring is fixedly connected with the bottom plate 111. In this design, by configuring the third elastic member 1312 and the fourth elastic member 1322 as torsion springs, the torsion springs can provide torsion forces around the axial direction of the first rotating shaft 13111 or the second rotating shaft 13211, and the torsion forces act on the base 101 through the first bracket 13112 and the second bracket 13212, so that the locking assemblies 130 clamp the base 101 from both sides of the bottom plate 111, and the relative fixing between the supporting seat 110 and the base 101 is achieved.
Further, a portion of the first locking bracket 1311 facing away from the bottom plate 111 and facing the bottom plate 111 is arc-shaped, a portion of the second locking bracket 1321 facing away from the bottom plate 111 and facing the bottom plate 111 is arc-shaped, specifically, an end of the first bracket 13112 facing away from the first rotating shaft 13111 is arc-shaped, and an end of the second bracket 13212 facing away from the second rotating shaft 13211 is arc-shaped. In the design, the arc surface has a guiding function by arranging the arc surface, so that the first support 13112 and the first adjusting groove 105 are clamped and the second support 13212 and the second adjusting groove 106 are clamped conveniently.
Further, in order to enhance the connection stability between the first locking bracket 1311 and the first adjustment groove 105, and between the second locking bracket 1321 and the second adjustment groove 106, in this embodiment, the first locking bracket 1311 and the second locking bracket 1321 are both made of elastic rubber.
The same or similar reference numerals in the drawings of the present embodiment correspond to the same or similar components; in the description of the present application, it is to be understood that if there is an orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", etc. based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not intended to indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are only for illustrative purposes and are not to be construed as limitations of the present patent, and specific meanings of the above terms may be understood by those skilled in the art according to specific situations.
The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.
Claims (10)
1. The utility model provides a bearing structure for direct current resistance tester, direct current resistance tester includes the base, install in two current chucks on the base and install in the base just is located the voltage chuck of current chuck both sides, its characterized in that, bearing structure includes:
the supporting seat comprises a bottom plate, a vertical plate connected with the bottom plate and a top plate connected with the vertical plate, the bottom plate is connected with the base in a sliding mode, and the top plate is used for supporting a cable to be tested;
the clamping component is arranged on the top plate and is configured to clamp the cable to be tested so as to realize the relative fixation of the position between the cable to be tested and the top plate;
the locking assembly is arranged on the bottom plate and is configured to have a first state of abutting against the base to realize the relative fixation of the position between the supporting seat and the base and a second state of being separated from the base to realize the sliding of the supporting seat relative to the base.
2. The support structure of claim 1,
the top plate is provided with a through groove arranged along the length direction of the base, the through groove is provided with a groove bottom wall and two groove side walls arranged along the length direction parallel to the base, and parts of the two groove side walls are respectively sunken towards the length direction vertical to the base to form a first sliding groove and a second sliding groove;
the centre gripping subassembly include with first spout sliding connection's first holder and with second spout sliding connection's second holder, first holder with the second holder configuration becomes to follow the perpendicular to simultaneously the length direction motion of base is in order to realize pressing from both sides tight the cable that awaits measuring.
3. The support structure of claim 2, wherein the first clamp comprises:
the first push rod is connected with the first sliding groove in a sliding mode;
the first clamping plate is connected to one end, deviating from the groove bottom of the first sliding groove, of the first push rod; and
the first elastic piece is wound on the first push rod, one end of the first elastic piece is fixedly connected with the bottom wall surface of the first sliding groove, and the other end of the first elastic piece is fixedly connected with the first clamping plate;
the second clamp includes:
the second push rod is connected with the second sliding groove in a sliding mode;
the second clamping plate is connected to one end, deviating from the groove bottom of the second sliding groove, of the second push rod;
the second elastic piece is wound on the second push rod, one end of the second elastic piece is fixedly connected with the bottom wall surface of the second sliding groove, and the other end of the second elastic piece is fixedly connected with the second clamping plate.
4. The support structure of claim 3,
the first elastic piece and the second elastic piece are both springs, and when the first elastic piece and the second elastic piece are both in a natural extension state, the surface of the first clamping plate facing the second clamping plate is abutted to the surface of the second clamping plate facing the first clamping plate.
5. The support structure of claim 3,
the first clamping plate and the second clamping plate are made of elastic rubber.
6. The support structure of claim 1,
the base is provided with a first adjusting groove and a second adjusting groove which are oppositely arranged, and the first adjusting groove and the second adjusting groove are respectively positioned on two oppositely arranged side surfaces of the base;
locking Assembly includes first retaining member and second retaining member, first retaining member with the second retaining member install respectively in the bottom plate be on a parallel with on the length direction's of base two relative settings's the side, first retaining member through with first adjustment tank butt and the second retaining member through with the second adjustment tank butt makes locking Assembly is in first state.
7. The support structure of claim 6,
the first locking member includes:
the first locking bracket is positioned on the side edge of one side of the bottom plate along the length direction parallel to the base and is hinged with the bottom plate;
the third elastic piece is sleeved on the first locking support, one end of the third elastic piece is fixedly connected with the first locking support, and the other end of the third elastic piece is fixedly connected with the bottom plate;
the second locking member includes:
the second locking bracket is positioned on the side edge of the other side of the bottom plate along the length direction parallel to the base and is hinged with the bottom plate;
the fourth elastic piece is sleeved on the second locking support, one end of the fourth elastic piece is fixedly connected with the second locking support, and the other end of the fourth elastic piece is fixedly connected with the bottom plate.
8. The support structure of claim 7,
the part, facing the bottom plate, of one end of the first locking support, which is far away from the bottom plate, is in an arc surface shape;
and the part of the second locking bracket, which is deviated from one end of the bottom plate and faces the bottom plate, is in an arc surface shape.
9. The support structure of claim 7,
the third elastic member and the fourth elastic member are torsion springs.
10. The support structure of claim 7,
the first locking support and the second locking support are both made of elastic rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022557833.1U CN213658794U (en) | 2020-11-06 | 2020-11-06 | Supporting structure for direct current resistance tester |
Applications Claiming Priority (1)
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| CN115308454A (en) * | 2022-10-10 | 2022-11-08 | 杭州三海电子有限公司 | Resistance clamp for burn-in test and resistance burn-in test system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115308454A (en) * | 2022-10-10 | 2022-11-08 | 杭州三海电子有限公司 | Resistance clamp for burn-in test and resistance burn-in test system |
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