A split type wire clamp and its use method

Abstract

The present invention relates to the field of wire clamps, and specifically to a split wire clamp and a method for using the same, comprising a base block, wherein the base block is provided with a first clamping portion and a second clamping portion; the first clamping portion comprises a clamping block and an extrusion block provided on the base block; the extrusion block is connected to the base block via a pushing mechanism; the second clamping portion comprises a bridging block provided on the base block, wherein the bridging block is provided with a wire harness fastening portion. The present invention discloses a split wire clamp, which is relatively simple in structure and convenient for overlapping wire harnesses. At the same time, the wire clamp disclosed in the present invention can be operated online, and when used, one wire harness can be connected first, and the other wire harness can be overlapped online, which is convenient for practical use.

Description

Technical Field

[0001] The invention relates to the field of wire clamps, in particular to a split wire clamp and a use method thereof. Background Art

[0002] With the development of social economy, the requirements for the power supply continuity and reliability of distribution network lines are becoming higher and higher.

[0003] The wire clamp is used to connect aluminum stranded wires or steel-core aluminum stranded wires with small and medium cross-sections and steel stranded wires of overhead lightning arresters at locations where they are not subjected to tension, and is also used for jumper connections on non-linear pole towers. The existing wire clamps are mainly parallel groove wire clamp structures, which are relatively simple and inconvenient for the installation and positioning of the wire harness. At the same time, after the wire harness is installed, it is easy to detach from the wire clamp, and the stability of the wire clamp connection to the wire harness cannot be well guaranteed;

[0004] In addition, traditional wire clips and wire harnesses are more troublesome to install and do not have the function of pre-positioning during wire harness installation, which is not conducive to the smooth installation of the wire harness.

[0005] Therefore, in order to solve the above technical problems, a new type of wire clamp structure is now needed. Summary of the invention

[0006] The purpose of the present invention is to overcome the deficiencies of the prior art and provide a split type wire clamp for connecting a wire harness in partitions.

[0007] In order to achieve the above object, the technical solution adopted by the present invention is:

[0008] A split wire clamp comprises a basic block, on which a first clamping portion and a second clamping portion are provided; the first clamping portion comprises a clamping block and an extrusion block arranged on the basic block; the extrusion block is connected to the basic block via a pushing mechanism; the second clamping portion comprises a bridging block arranged on the basic block, on which a wire harness fastening portion is provided.

[0009] The wire harness fastening portion comprises an inserting slot arranged on the bridging block, and a clamping ring is arranged in the inserting slot.

[0010] The clamping ring is connected with a locking mechanism; the locking mechanism comprises a connecting screw connected with the clamping ring, the connecting screw passes through the bridging block; a locking nut is arranged on the connecting screw.

[0011] The side of the plug-in slot is provided with a limiting side plate, and the limiting side plate is provided with a limiting transverse groove; the clamping ring is provided with a limiting transverse plate; the limiting transverse plate is clamped with the limiting transverse groove.

[0012] A protective gasket is arranged on the connecting screw.

[0013] The pushing mechanism comprises an adjusting screw rod, which is connected to an extrusion block; the extrusion block is sleeved on the adjusting screw rod; and the adjusting screw rod passes through a base block and is connected to the extrusion block.

[0014] The extrusion block is connected to the pushing mechanism through a guide portion, the guide portion includes a guide groove arranged on the base block, the extrusion block is connected to a guide block, and the extrusion block is sleeved on the adjusting screw through the guide block; the guide block is placed in the guide groove.

[0015] The extrusion block is connected to the guide block via connecting screws.

[0016] The clamping block is provided with a positioning groove, and the positioning groove is an arc-shaped groove; the side of the clamping block is provided with an extension plate, and the extension plate is arranged obliquely.

[0017] A positioning groove is provided at the upper end of the extrusion block, and the positioning groove is used in conjunction with the positioning groove.

[0018] A method for using a split wire clamp, the method comprising the following steps:

[0019] Step 1: Assemble the split wire clamp; a certain gap is required between the extrusion block and the clamping block, and the gap is not less than the diameter of the wire harness to be installed; in addition, the clamping ring is required to be in the unplugged state to facilitate the subsequent plug-in of the wire harness;

[0020] Step 2: plugging the wiring harness; the wiring harness is divided into a first wiring harness and a second wiring harness, the first wiring harness is connected to the first clamping portion, and the second wiring harness is connected to the second clamping portion; after the first wiring harness and the second wiring harness are placed respectively, the first wiring harness and the second wiring harness are locked and fixed respectively;

[0021] Step 3: After the first wiring harness and the second wiring harness are locked and fixed, the overlapping connection operation of the first wiring harness and the second wiring harness is completed. If it is necessary to repeat the overlapping of adjacent wiring harnesses, the above steps are sufficient.

[0022] In the step (2), the second wire harness is required to be connected to the second clamping portion first and locked and fixed. After the second wire harness is locked and fixed, the wire clamp is hung on the first wire harness and the first wire harness is fixed by the pushing mechanism.

[0023] The advantages of the present invention are:

[0024] The invention discloses a split wire clamp, which is relatively simple in structure and convenient for overlapping wire harnesses. At the same time, the wire clamp disclosed in the invention can be operated online. When in use, one wire harness can be connected first, and the other wire harness can be overlapped online, which is convenient for actual use. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] The following is a brief description of the contents expressed in the drawings of the present invention and the symbols in the drawings:

[0026] Figure 1 It is a side view of the present invention.

[0027] Figure 2 It is the front view of the present invention.

[0028] Figure 3 for Figure 1 Side view along AA.

[0029] Figure 4 It is a partial cross-sectional view of the basic block in the present invention.

[0030] Figure 5 This is a cross-sectional view of the clamping ring of the present invention after a buffer mechanism is added.

[0031] Figure 6 It is a schematic diagram of the structure when the locking nut is connected to the bridging block when a limiting side stop is added in the present invention.

[0032] Figure 7 It is a schematic diagram of the structure when a ratchet is added to the extension plate in the present invention.

[0033] Figure 8 It is a right side view of the extension plate of the present invention when a pawl is added.

[0034] The marks in the above figure are:

[0035] 1. Basic block, 2. Clamping block, 2-1. First clamping part, 3. Bridging block, 2-3. Second clamping part, 4. Adjusting screw, 5. Extrusion block. DETAILED DESCRIPTION

[0036] The specific implementation of the present invention will be further explained in detail below by describing the optimal embodiment with reference to the accompanying drawings.

[0037] A split wire clamp comprises a base block 1, on which a first clamping portion 2-1 and a second clamping portion 2-3 are provided; the first clamping portion 2-1 comprises a clamping block 2 and an extrusion block 5 arranged on the base block 1; the extrusion block 5 is connected to the base block 1 through a pushing mechanism; the second clamping portion 2-3 comprises a bridging block 3 arranged on the base block 1, on which a wire harness fastening portion is provided; the present invention discloses a split wire clamp; the split wire clamp of the present invention is mainly divided into two parts, and a conventional wire clamp uses the same area to fix or Overlapping easily causes confusion of the wire harness and is inconvenient for overlapping the wire harness. The wire clamp disclosed in the present invention uses two areas to connect the wire harnesses separately when overlapping the wire harnesses. This connection method avoids the confusion between the wire harnesses. At the same time, the wire harnesses can be fixed separately in steps, avoiding the confusion between the wire harnesses. In addition, in the present invention, the basic block 1 plays a basic supporting role. The basic block 1 is provided with a first clamping part 2-1 and a second clamping part 2-3. The second clamping part 2-3 includes a bridging block 3 connected to the basic block 1. The bridging block 3 facilitates the connection of a wire harness. The bridging block A wire harness fastening part is provided on the base block 1, and the wire harness fastening part can be of various types, such as bolts or buckles, as long as the connection between the wire harness and the bridging block 3 can be realized; in addition, in the present invention, a first clamping part 2-1 is also connected to the base block 1; the first clamping part 2-1 mainly includes a clamping block 2 and an extrusion block 5, and the clamping block 2 and the extrusion block 5 are used in coordination to realize the extrusion and fixation of the wire harness, and realize the extrusion and fixation of the wire clamp to another wire harness; the present invention connects one wire harness with the first clamping part 2-1, and connects the second clamping part 2-3 with the other wire harness, thereby realizing The overlap of two wiring harnesses is realized; in addition, in the present invention, the clamping block 2 is fixedly connected to the base block 1, and the fixing method can be set as needed. In addition, in the present invention, the extrusion block 5 can be moved in the longitudinal direction; the extrusion block 5 is connected to a pushing mechanism, and the setting of the pushing mechanism can make the extrusion block 5 move longitudinally, that is, the setting of the pushing mechanism can change the longitudinal position of the extrusion block 5; thereby changing the distance between the extrusion block 5 and the clamping block 2, thereby well realizing the fixing operation of the wiring harness; thereby based on the disclosure of the above structure, the overlap of two wiring harnesses can be well realized.

[0038] Preferably, the wiring harness fastening portion in the present invention includes a plug-in slot arranged on the bridging block 3, and the plug-in slot plays a basic connection role, which facilitates the setting of the clamping ring 32. In addition, the setting of the plug-in slot is not convenient for the connection between the wiring harness and the second clamping portion 2-3; so a clamping ring 32 is provided in the plug-in slot in the present invention; the clamping ring 32 is an annular structure, and the clamping ring 32 is sleeved on the wiring harness; the clamping ring 32 is plugged into the plug-in slot, thereby realizing the connection between the wiring harness and the second clamping portion 2-3; in addition, in the present invention, the clamping ring is arranged in a direction perpendicular to the paper surface, that is, the wiring harness connected to the clamping ring is arranged in an intersecting direction with the wiring harness connected to the first clamping portion, that is, the first clamping portion and the second clamping portion can overlap wiring harnesses in different directions, avoiding the problem that traditional parallel groove wire clamps can only overlap wiring harnesses arranged in parallel.

[0039] Preferably, a buffer mechanism 321 is provided on the inner wall of the clamping ring in the present invention, and the buffer mechanism 321 includes a placement groove 3211 provided on the inner wall of the clamping ring, and a buffer spring 3212 is provided in the placement groove 3211, and one end of the buffer spring 3212 is connected to the placement groove 3211, and the other end is connected to the extrusion fixing block 3213. The present invention can provide a pre-tightening force between the clamping ring and the wiring harness when the wiring harness is placed in the clamping ring through the setting of the buffer mechanism 321, which facilitates the positioning of the clamping ring on the wiring harness and avoids It prevents the clamping ring from sliding easily on the wiring harness and can also play a good auxiliary fixing role. In addition, as a greater optimization, the side of the extrusion fixing block 3213 in the present invention is an inclined surface; the side of the extrusion fixing block 3213 is set with an inclined surface, and the inclined surface has a guiding property, which can facilitate the connection of the wiring harness in the clamping ring and avoid the setting of the buffer mechanism 321 affecting the connection of the wiring harness; the inclined surface here can be an arc-shaped surface. In other words, the extrusion fixing block 3213 in the present invention can be a spherical structure, as shown in the attached figure.

[0040] Preferably, the clamping ring 32 in the present invention is connected with a locking mechanism; the locking mechanism includes a connecting screw 36 connected to the clamping ring 32, and the connecting screw 36 passes through the bridging block 3; a locking nut 35 is provided on the connecting screw 36; the setting of the locking mechanism can make the connection structure between the clamping ring 32 and the bridging block 3 become a more stable structure. When used, the connecting screw 36 is connected to the clamping ring 32, and the connecting screw 36 passes through the bridging block 3, and a locking nut 35 is provided at the end of the connecting screw 36. The rotation of the locking nut 35 on the connecting screw 36 causes the connecting screw 36 to move on the bridging block 3, so that the clamping ring 32 fits the bridging block 3 more closely, thereby better ensuring the tightness of the connection between the clamping ring 32 and the bridging block 3, thereby better squeezing and fixing the wiring harness, and better ensuring the stability of the wiring harness installation.

[0041] Preferably, a protective gasket 34 is provided on the connecting screw 36 in the present invention; the provision of the protective gasket 34 facilitates the rotation of the locking nut 35 and reduces the wear of the bridging block 3 caused by the rotation of the locking nut 35; in addition, the protective gasket 34 increases the contact area between the locking nut 35 and the bridging block 3, thereby ensuring that the locking nut 35 squeezes and fixes the clamping ring 32.

[0042] Preferably, a locking positioning portion is connected to the side of the bridging block close to the locking nut; the locking positioning portion includes a positioning socket arranged on the bridging block, a limiting side block 351 is provided in the positioning socket, the limiting side block 351 is inserted in the positioning socket, and the limiting side block 351 is connected to the positioning socket by an interference fit; the inner surface of the limiting side block 351 is in contact with a side surface of the outer side of the locking nut; through the setting of the limiting side block 351, the lateral positioning of the locking nut can be achieved to avoid the rotation of the locking nut, thereby avoiding the problem of the wiring harness falling off from the clamping ring due to the loosening of the locking mechanism.

[0043] Preferably, a limiting side plate 31 is provided on the side of the plug-in slot in the present invention, and the limiting side plate 31 plays a good supporting role, so as to better support the wiring harness passing through the clamping ring 32, and cooperate with the clamping ring 32 to extrude and fix the wiring harness; in addition, as a greater optimization, a limiting transverse groove 311 is provided on the limiting side plate 31 in the present invention; a limiting transverse plate 33 is provided on the clamping ring; the limiting transverse plate 33 is clamped with the limiting transverse groove 311; the limiting transverse groove 311 plays a positioning role, which is convenient for the placement of the wiring harness, and the limiting transverse plate 33 plays a positioning and limiting role. The setting of the limiting side plate 31 and the limiting transverse plate 33 is used to limit the downward movement of the clamping ring 32, thereby effectively avoiding the damage to the wiring harness caused by the continuous downward movement of the clamping ring 32; in addition, the setting of the limiting transverse plate also facilitates the pulling up of the clamping ring, which is convenient for the subsequent disassembly and reinstallation of the wiring harness.

[0044] Preferably, the pushing mechanism in the present invention includes an adjusting screw 4, which is connected to an extrusion block 5; the extrusion block 5 is sleeved on the adjusting screw 4; the adjusting screw 4 passes through the base block 1 and is connected to the extrusion block 5; the setting of the pushing mechanism can control the distance between the extrusion block 5 and the clamping block 2, so that the wiring harness placed between the extrusion block 5 and the clamping block 2 can be extruded and fixed as needed; in the present invention, the adjusting screw 4 is connected to the base block 1, and a handle or a connecting ring can be provided at the end of the adjusting screw 4, which is convenient for connecting with a hook or a starting component to realize the tightening operation when the wire clamp is hung on the wiring harness; in addition, in the present invention, the adjusting screw 4 generally does not move in the longitudinal direction. The continuous rotation of the adjusting bolt of the present invention will cause the extrusion block 5 connected thereto to move up and down. Here, the rotation of the adjusting screw 4 is converted into the longitudinal movement of the extrusion block 5; of course, other connection methods are also possible, and specific selection can be made according to actual needs.

[0045] Preferably, the extrusion block 5 in the present invention is connected to the pushing mechanism through a guide portion, and the guide portion includes a guide groove 54 arranged on the base block 1, and the setting of the guide groove can facilitate the connection between the extrusion block and the adjusting screw; the extrusion block 5 is connected to a guide block 53, and the extrusion block 5 is sleeved on the adjusting screw 4 through the guide block 53; the guide block 53 is placed in the guide groove 54; the setting of the guide portion can ensure the linearity of the movement of the extrusion block 5 relative to the clamping block 2, thereby avoiding the extrusion block 5 from deviating when the wiring harness is extruded and fixed, thereby affecting the normal extrusion and fixation of the wiring harness.

[0046] Preferably, the extrusion block 5 and the guide block 53 in the present invention are connected by connecting screws 52; such a configuration allows the extrusion block 5 and the guide block 53 to be disassembled and replaced conveniently; as a greater optimization, a clamping side panel 5-1 is provided on the side of the extrusion block 5 in the present invention, and the clamping side panel 5-1 includes a transverse side panel 5-1 connected to the extrusion block 5, one end of the transverse side panel 5-1 is connected to the extrusion block 5, and the other end is connected to the clamping transverse panel 5-2; the clamping transverse panel 5-2 is arranged perpendicular to the transverse side panel 5-1, and a clamping guide strip 1-1 is provided on the base block, one end of the clamping side panel 5-1 is connected to the extrusion block 5, and the other end is clamped on the clamping guide strip 1-1, so that the extrusion block 5 can be well laterally limited. , thereby ensuring the stability of the extrusion block 5. In addition, in the present invention, the extrusion block 5 and the two clamping side plates 5-1 form a U-shaped structure, which can be clamped on the outside of the basic block, better ensuring the stability of the extrusion block 5, and ensuring the stability of the subsequent fixation of the wiring harness. In addition, the clamping transverse plate 5-2 is in contact with the side of the clamping guide bar 1-1 away from the extrusion block 5, which plays a good limiting role and can assist in the placement stability of the extrusion block 5; at the same time, in order to facilitate the replacement of the extrusion block 5, in the present invention, the clamping side plate 5-1 is connected to the extrusion block 5 by a latch or a bolt, so that the clamping side plate 5-1 and the extrusion block 5 can be disassembled; in specific use, the clamping transverse plate is arranged perpendicular to the transverse side plate, such as the attached Figure 1 As shown, the card-directed transverse plate is arranged perpendicular to the paper surface; the card-directed transverse plate and the transverse side plate form an L-shaped structure.

[0047] Preferably, the clamping block 2 in the present invention is provided with a positioning groove 21, and the positioning groove 21 is an arc-shaped groove; the setting of the positioning groove 21 facilitates the positioning of the wiring harness and the stability of the connection between the clamping block 2 and the extrusion block 5. In addition, an extension plate 22 is provided on the side of the clamping block 2 in the present invention, and the extension plate 22 is arranged at an angle; the setting of the extension plate 22 makes the extension plate 22 and the clamping block 2 form a hook-like structure, which is convenient for hanging on the wiring harness during subsequent use, and convenient for overlapping the original wiring harness with the subsequent wiring harness.

[0048] Preferably, a pawl 221 is provided on the extension plate 22, and the pawl 221 is arranged on the side of the positioning groove away from the base block, and the pawl 221 is connected to the extension plate 22 through a return spring 222; such a setting, the setting of the pawl 221, plays a good limiting role, and avoids the problem that the wire clamp falls off from the wire harness when it is hung on the wire harness. The pawl 221 conflicts with the wire harness under the action of the return spring 222, thereby ensuring that the pawl 221 limits the position and fixes the wire harness; in addition, the setting of the return spring 222 makes the pawl 221 It has a large deformation ability, so that the pawl 221 can be folded under the action of external force, which also facilitates the disassembly of the wiring harness; in addition, in order to ensure the stability of the pawl 221, a limiting clamping plate 223 is provided at the end of the pawl 221 close to the extension plate 22. The limiting clamping plate 223 and the extension plate 22 are fixed by a buckle. A clamping groove is provided on the limiting clamping plate 223. The limiting clamping plate 223 is clamped at the end of the pawl 221 through the clamping groove, thereby avoiding the ability of the pawl 221 to flip downward, thereby better ensuring the locking effect of the pawl 221 on the wiring harness.

[0049] Preferably, a positioning groove 51 is provided at the upper end of the extrusion block 5 in the present invention, and the positioning groove 51 is used in conjunction with the positioning groove 21; the positioning groove 51 is set so that the positioning groove 51 acts as a card slot and also has a limiting function to avoid the problem of the wiring harness being detached from between the extrusion block 5 and the card block 2.

[0050] A method for using a split wire clamp, the method comprising the following steps:

[0051] Step 1: Assemble the split wire clamp; a certain gap is required to be kept between the extrusion block 5 and the clamping block, and the gap is not less than the diameter of the wire harness to be installed; in addition, the clamping ring is required to be in a pulled-out state to facilitate the subsequent plug-in of the wire harness;

[0052] Step 2: plugging the wiring harness; the wiring harness is divided into a first wiring harness and a second wiring harness, the first wiring harness is connected to the first clamping portion, and the second wiring harness is connected to the second clamping portion; after the first wiring harness and the second wiring harness are placed respectively, the first wiring harness and the second wiring harness are locked and fixed respectively;

[0053] Step 3: After the first wiring harness and the second wiring harness are locked and fixed, the overlapping connection operation of the first wiring harness and the second wiring harness is completed. If it is necessary to repeat the overlapping of adjacent wiring harnesses, the above steps are sufficient.

[0054] As a greater optimization, in step (2) of the present invention, the second wiring harness is required to be first connected to the second clamping portion and locked and fixed. After the second wiring harness is locked and fixed, the wire clamp is hung on the first wiring harness, and then the first wiring harness is fixed by a pushing mechanism. The present invention can achieve the overlap of the original wiring harness and the new wiring harness through such an assembly method; it facilitates the overlap between the wiring harnesses; the main thing is that the wire clamp disclosed in the present invention can achieve online overlap of the wiring harnesses. In layman's terms, the first wiring harness is the original line. If a new line needs to be overlapped on the original line, the wire clamp disclosed in the present invention can be used to achieve online overlap.

[0055] Obviously, the specific implementation of the present invention is not limited to the above-mentioned methods. As long as various non-substantial improvements are made using the method concept and technical solution of the present invention, they are all within the protection scope of the present invention.

Claims

1. A split type wire clamp, characterized in that: The invention comprises a base block, wherein the base block is provided with a first clamping portion and a second clamping portion; the first clamping portion comprises a clamping block and an extrusion block provided on the base block; the extrusion block is connected to the base block through a pushing mechanism; the second clamping portion comprises a bridging block provided on the base block, and the bridging block is provided with a harness fastening portion; The harness fastening portion comprises a plug-in slot arranged on the bridging block, wherein a clamping ring is arranged in the plug-in slot; The pushing mechanism comprises an adjusting screw, which is connected to an extrusion block; the extrusion block is sleeved on the adjusting screw; the adjusting screw passes through a base block and is connected to the extrusion block; The extrusion block is connected to the pushing mechanism through a guide portion, the guide portion includes a guide groove arranged on the base block, the extrusion block is connected to a guide block, and the extrusion block is sleeved on the adjusting screw through the guide block; the guide block is placed in the guide groove; The clamping ring is connected with a locking mechanism; the locking mechanism comprises a connecting screw connected with the clamping ring, the connecting screw passes through the bridging block; a locking nut is arranged on the connecting screw.

2. A split type wire clamp according to claim 1, characterized in that: The side of the plug-in slot is provided with a limiting side plate, and the limiting side plate is provided with a limiting transverse groove; the clamping ring is provided with a limiting transverse plate; the limiting transverse plate is clamped with the limiting transverse groove.

3. A split type wire clamp according to claim 2, characterized in that: A protective gasket is arranged on the connecting screw.

4. A split type wire clamp according to claim 1, characterized in that: The clamping block is provided with a positioning groove, which is an arc-shaped groove; the side of the clamping block is provided with an extension plate, which is inclined; the upper end of the extrusion block is provided with a positioning groove, which is used in conjunction with the positioning groove.

5. A method for using a split type wire clamp according to any one of claims 1 to 4, characterized in that: The method of use comprises the following steps: Step 1: Assemble the split wire clamp; a certain gap is required between the extrusion block and the clamping block, and the gap is not less than the diameter of the wire harness to be installed; in addition, the clamping ring is required to be in the unplugged state to facilitate the subsequent plug-in of the wire harness; Step 2: plugging the wiring harness; the wiring harness is divided into a first wiring harness and a second wiring harness, the first wiring harness is connected to the first clamping portion, and the second wiring harness is connected to the second clamping portion; after the first wiring harness and the second wiring harness are placed respectively, the first wiring harness and the second wiring harness are locked and fixed respectively; Step 3: After the first wiring harness and the second wiring harness are locked and fixed, the overlapping connection operation of the first wiring harness and the second wiring harness is completed. If it is necessary to repeat the overlapping of adjacent wiring harnesses, the above steps are sufficient.

6. The method for using a split type wire clamp according to claim 5, characterized in that: In step 2, the second wire harness is required to be connected to the second clamping portion first and locked and fixed. After the second wire harness is locked and fixed, the wire clamp is hung on the first wire harness and then the first wire harness is fixed by the pushing mechanism.

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