CN115864274A - Corrosion-resistant stable strain clamp and wire clamping method thereof - Google Patents
Corrosion-resistant stable strain clamp and wire clamping method thereof Download PDFInfo
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- CN115864274A CN115864274A CN202310046303.6A CN202310046303A CN115864274A CN 115864274 A CN115864274 A CN 115864274A CN 202310046303 A CN202310046303 A CN 202310046303A CN 115864274 A CN115864274 A CN 115864274A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Abstract
The invention discloses a corrosion-resistant stable strain clamp and a wire clamping method thereof, wherein the strain clamp comprises a shell, a movable block and a guide metal rod; the left end surface and the right end surface of the shell are coaxially provided with wire inlet holes, a partition plate is arranged in the middle of the wire inlet holes, and the wire inlet holes are divided into two parts left and right through the partition plate; a plurality of guide metal rods are horizontally and transversely arranged on the left side surface and the right side surface of the partition plate along the circumferential direction of the partition plate respectively, movable blocks are symmetrically sleeved in the shell in a left-right mode, the movable blocks are sleeved on the corresponding guide metal rods in a sliding mode, and a clamping space is formed in one side, close to the wire inlet hole, of each movable block; a first clamping mechanism is arranged on one side, close to the partition plate, of the movable block, a second clamping mechanism is arranged on one side, far away from the partition plate, of the movable block, and locking mechanisms are arranged on the left end face and the right end face of the shell; a left side cable and a right side cable penetrate from the entrance holes at the two ends of the shell, and are locked and fixed through the locking mechanism after being clamped twice through the first clamping mechanism and the second clamping mechanism. The invention is convenient for the communication between the left cable and the right cable and has good fixing effect.
Description
Technical Field
The invention relates to the technical field of cables, in particular to a corrosion-resistant stable strain clamp and a wire clamping method thereof.
Background
The strain clamp is a hardware fitting used for fixing a lead to bear the tension of the lead and hanging the lead to a strain insulator-string group or a tower, and is used for corner turning, connection and terminal connection. The spiral aluminum clad steel wire has extremely strong strain strength and no concentrated stress, and plays a role in protecting and assisting in damping vibration of the optical cable; the strain clamp can be used as a conductor besides bearing all the tensile force of a lead or a lightning conductor.
Strain clamp is strain clamp widely adopts in transmission and distribution lines, earlier peels off the insulating layer in the suitable position of wire when general bolt type strain clamp installs, wraps the aluminium band with the wire, puts into strain clamp and presss from both sides tightly, looks for the taut wire of a dead lever for the stake turnbuckle, then fixes strain clamp on the wire pole, and the installation is generally comparatively complicated, and generally can not bear the wire pulling force to also very inconvenient when dismantling. In addition, the current strain clamp has poor electrochemical corrosion resistance effect when in use, and because the electrode potential of iron is lower than that of oxygen, iron is a negative electrode and is corroded, and the strain clamp is characterized in that a plurality of small bulges with different diameters are formed on the surface subjected to oxygen corrosion, and the sublayer is a black powder ulcer corrosion pit strain clamp, so that the strain clamp is easily damaged. Therefore, the above problems need to be solved.
Disclosure of Invention
The invention provides a corrosion-resistant stable strain clamp and a wire clamping method thereof, wherein a cable is clamped once by matching a clamping jaw piece and a clamping jaw outer diameter sleeve, the cable is clamped twice by matching a movable block, a resisting block and a wedge-shaped block, and the left cable and the right cable are respectively locked and fixed with a shell by a locking mechanism, so that the left cable and the right cable are conveniently communicated under the action of a guide metal rod, the fixing effect is good, and the separation phenomenon is prevented.
In order to solve the technical problem, the invention adopts the following technical scheme: the invention discloses a corrosion-resistant stable strain clamp, which is characterized in that: the device comprises a shell, a movable block, a guide metal rod, a first clamping mechanism, a second clamping mechanism and a locking mechanism; the shell is of a hollow cylindrical structure which is horizontally and transversely arranged, and the left end surface and the right end surface of the shell are coaxially embedded and communicated with each other to form wire inlet holes matched with the cables; a baffle plate matched with the shell is coaxially sleeved at the middle position in the shell, and the inside of the shell is divided into two parts by the baffle plate; the left side surface and the right side surface of the partition board are respectively and uniformly distributed with a plurality of guide metal rods horizontally and fixedly arranged at intervals along the circumferential direction of the inside of the shell relative to the inside of the shell, cylindrical movable blocks are also sleeved in the inside of the shell relative to the two sides of the partition board at the same axial center interval, each movable block is respectively and horizontally sleeved on the corresponding guide metal rod in a sliding and sleeving manner, and a cylindrical clamping space for clamping a cable is further coaxially embedded in one side of the movable block close to the corresponding wire inlet hole; a first clamping mechanism is arranged on one side, close to the partition plate, in the clamping space of each movable block, a second clamping mechanism is arranged on one side, far away from the partition plate, in the clamping space, and locking mechanisms are arranged on the left end face and the right end face of the shell, relative to the wire inlet holes; in left side cable and right cable penetrated the centre gripping space that corresponds the movable block from the entrance hole at shell both ends respectively, carry out the dual centre gripping back through first fixture and second fixture, it is fixed respectively to lock through locking mechanism again, and then communicates between left side cable and the right cable.
Preferably, the outer surface of the outer shell is coated with a phosphate coating, and the phosphate coating is further coated with an electroplated aluminum coating; the partition plate, each movable block and the guide metal rod are all conductive, a plurality of first springs are uniformly and horizontally arranged between each movable block and the corresponding side face of the partition plate at intervals along the circumferential direction of the partition plate, and each first spring is arranged in a circular area surrounded by the guide metal rods on the corresponding side and is arranged without interfering with the corresponding guide metal rod; one end of each first spring is fixedly connected with one side face, close to the partition plate, of the corresponding movable block, the other end of each first spring is fixedly connected with the corresponding side face of the partition plate, and therefore horizontal transverse sliding corresponding to the movable block is limited.
Preferably, the clamping action of each first clamping mechanism does not influence the horizontal transverse sliding of the corresponding movable block along the guide metal bar, and each first clamping mechanism comprises a clamping jaw sheet, a clamping jaw seat and a clamping jaw outer diameter sleeve; a clamping jaw seat sliding groove with a circular ring shape is coaxially embedded in one side, close to the partition plate, of the clamping space of each movable block, and the inner diameter of each clamping jaw seat sliding groove is matched with the diameter of the clamping space of the movable block; a clamping jaw seat with a T-shaped section is further coaxially and horizontally sleeved on one side, close to the partition plate, of the clamping space of each movable block, the small-diameter end of each clamping jaw seat is horizontally arranged towards the direction far away from the partition plate respectively, the outer diameter of each clamping jaw seat is smaller than the diameter of the clamping space corresponding to the movable block, the large-diameter end of each clamping jaw seat is matched with the sliding groove of the corresponding clamping jaw seat respectively, is sleeved in the sliding groove of the corresponding clamping jaw seat coaxially and horizontally and transversely slides along the sliding groove of the corresponding clamping jaw seat respectively, and then the horizontal transverse sliding of the corresponding clamping jaw seat is limited through the sliding groove of the clamping jaw seat; four elastic clamping jaw pieces are uniformly and horizontally arranged at intervals along the circumferential direction of the small-diameter end of each clamping jaw seat relative to the central axis of the small-diameter end, the tail of each clamping jaw piece is respectively connected with the corresponding clamping jaw seat, and a clamping jaw guide groove is coaxially embedded and formed in the position, close to the inner jaw wall of the corresponding clamping jaw piece, of the clamping space of each movable block; the clamping space of each movable block is also coaxially sleeved with an annular clamping jaw outer diameter sleeve at the position corresponding to the clamping jaw sheet and the clamping jaw seat, each clamping jaw outer diameter sleeve is arranged between the corresponding clamping jaw guide groove and the clamping jaw seat sliding groove, the inner diameter of each clamping jaw outer diameter sleeve is limited by the tail of the corresponding clamping jaw sheet, the inner diameter of the clamping jaw outer diameter sleeve far away from the partition plate side is smaller than the inner diameter of the clamping jaw sheet close to the partition plate side, and the clamping jaw outer diameter sleeves are in arc transition at the limit of the clamping jaw sheet and the clamping jaw seat; each clamping jaw piece is clamped between an inner diameter space corresponding to the clamping jaw outer diameter sleeve and an outer diameter space on one side, close to the small diameter end, of the clamping jaw seat, and a wedge-shaped self-locking surface is arranged at the part, matched with the corresponding clamping jaw seat and the clamping jaw outer diameter sleeve, of each clamping jaw piece; the left cable and the right cable penetrate into the clamping space of the corresponding movable block from the wire inlet holes at the two ends of the shell respectively to push the corresponding clamping jaw seat to horizontally and transversely move towards the direction of the partition plate, and then the head of each clamping jaw piece is folded towards the center direction of the clamping jaw piece through the matching of the clamping jaw piece and the corresponding clamping jaw outer diameter sleeve, so that the cable is clamped and fixed once through the abutting contact of the head of each clamping jaw piece and the corresponding cable.
Preferably, each of the jaw guide grooves is required to ensure that a space corresponding to the opened jaw piece can be provided, and a guide angle is arranged on each of the jaw guide grooves and a sliding guide part of an inner jaw wall of the jaw piece; each clamping jaw piece and the corresponding clamping jaw outer diameter sleeve inner hole step are all required to be provided with a contact step surface, and the angle of the contact step surface is required to be larger than 35 degrees.
Preferably, the device further comprises an annular spring; each the afterbody of clamping jaw piece is by corresponding clamping jaw external diameter cover one side still the embedding seted up with annular spring assorted spring groove, and with one side all install annular spring with the axle center in the spring groove to at a centre gripping in-process, through the circular arc transition fit of annular spring and corresponding clamping jaw external diameter cover, ensure that the head of clamping jaw piece further draws in to its central direction, and then ensure the stability of a centre gripping.
Preferably, the clamping action of each second clamping mechanism does not affect the horizontal transverse sliding of the corresponding movable block along the guide metal bar, and each second clamping mechanism comprises a propping block, a second spring, an arc-shaped sealing plate, an anti-slip strip and a wedge-shaped block; each abutting block is of a cylindrical structure, and the cross section of each abutting block is T-shaped; a plurality of circular first sliding grooves are uniformly and vertically embedded into one side of the outer circumferential surface of each movable block, which is far away from the partition plate, at intervals along the circumferential direction of the outer circumferential surface of each movable block, and each first sliding groove is matched with the large-diameter end corresponding to the abutting block and respectively extends into the clamping space corresponding to the movable block along the radial direction of the movable block; an anti-slip strip is fixedly attached to the end face of one side of the large-diameter end of each abutting block, which is far away from the small-diameter end of the abutting block, and each abutting block and the anti-slip strip are conductive; each abutting block is sleeved in the corresponding first sliding groove coaxially, the large-diameter end of each abutting block is arranged towards the direction close to the clamping space of the corresponding movable block and is in radial sliding connection with the corresponding first sliding groove along the corresponding movable block, and the cables are clamped and fixed secondarily through abutting contact of the anti-slip strips and the corresponding cables; the small-diameter end of each abutting block vertically extends to correspond to the movable block, a circular arc-shaped sealing plate matched with the small-diameter end of each movable block is further attached and screwed to the position, corresponding to the first sliding groove, of the outer circumferential surface of each movable block, the inner diameter of each arc-shaped sealing plate is matched with the diameter of the small-diameter end of each abutting block, the small-diameter end of each abutting block is connected with the corresponding arc-shaped sealing plate in a sliding mode, and the small-diameter end of each abutting block is limited through the arc-shaped sealing plates; a plurality of second springs are uniformly distributed at intervals along the circumferential direction in the covering range of the small-diameter end of each abutting block relative to the large-diameter end, one end of each second spring is fixedly connected with the large-diameter end corresponding to the abutting block, the other end of each second spring is fixedly connected with the corresponding arc-shaped sealing plate, the radial sliding of the corresponding abutting block is limited through the second springs, and the small-diameter end of each abutting block is ensured to be in contact with the inner circumferential surface of the shell when the abutting block is in an initial state; wedge blocks are fixedly arranged at the positions, corresponding to the small-diameter ends of the abutting blocks, of the inner circumferential surface of the shell, each wedge block is arranged on a horizontal transverse sliding path of the corresponding abutting block along with the movable block towards the direction of the partition plate and does not interfere with the horizontal transverse sliding of the corresponding movable block, the inclined surface of each wedge block is arranged on one side close to the small-diameter end of the corresponding abutting block, and the side close to the partition plate is a height-making point of the inclined surface; the supporting block is in horizontal transverse sliding process towards the direction of the partition board along with the movable block, the small-diameter end of the supporting block is in contact with the inclined surface of the corresponding wedge block, then the supporting block is pushed to radially slide towards the clamping space direction of the corresponding movable block through the inclined surface, the inclined surface inclination angle of the wedge block is arranged, the horizontal transverse sliding distance of the movable block is increased, and the radial sliding distance of the inclined surface of the wedge block is required to be ensured so that the anti-slip strip can be in supporting contact with the corresponding cable.
Preferably, a plurality of brackets are respectively and horizontally and fixedly arranged on the inner side surfaces of the left end and the right end of the shell at intervals along the circumferential direction of the shell, and each bracket does not interfere with the action of the cable penetrating into the shell and the horizontal transverse sliding of the movable block; each end, far away from the wire inlet hole, of the support is further respectively connected with a guide wheel in a rotating mode, each guide wheel is arranged along the radial direction of the shell, the rotating direction of the guide wheel is consistent with the advancing direction of the cable, and then the left cable and the right cable are guided and limited in the action of penetrating the shell through the guide wheels and the cable in a rolling contact mode.
Preferably, each locking mechanism comprises a guide pipe, a conical locking mechanism, a rubber plug and a locking nut; the positions of the left end surface and the right end surface of the shell relative to the wire inlet hole are coaxially, horizontally and transversely and fixedly provided with guide tubes, and the inner diameter of each guide tube is matched with the corresponding wire inlet hole; a conical locking mechanism is also vertically arranged on the end surface of one side of each guide pipe, which is far away from the shell, and each conical locking mechanism is coaxially arranged with the corresponding guide pipe, and the large end of each conical locking mechanism is fixedly connected with the end surface of the corresponding end of the corresponding guide pipe; a rubber plug is sleeved and connected with the axis inside each conical locking mechanism, and each rubber plug is fastened in the corresponding conical locking mechanism through a locking nut; left side cable and right cable pass corresponding rubber buffer, stand pipe and entrance hole with the axle center in proper order from the both ends of shell respectively to in penetrating the centre gripping space that corresponds the movable block, carry out the doubly centre gripping back through first fixture and second fixture, rethread lock nut locks, and then with left cable, right cable respectively with correspond the stand pipe spiro union fixed.
Preferably, each conical locking mechanism is of a retractable hollow gripper structure, is uniformly distributed and arranged on the corresponding end surface of the corresponding guide pipe at intervals along the circumferential direction of the guide pipe, and is respectively retracted towards the axis direction of the guide pipe; the outer diameter of the large end of each conical locking mechanism is matched with the outer diameter of the corresponding guide pipe, and the outer surface of each conical locking mechanism is matched with the inner surface of the corresponding locking nut; each rubber plug is of a conical structure, and the outer surface of each rubber plug is matched with the inner surface of the corresponding conical locking mechanism; each still run through perpendicularly in a side end face intermediate position of rubber buffer and seted up with cable assorted perforating hole, and each the stand pipe is kept away from on the outer periphery of one side of shell still seted up along its circumferencial direction with lock nut assorted external screw thread to through external screw thread and the cooperation that corresponds lock nut with cable and corresponding stand pipe fixed connection.
The invention discloses a wire clamping method of a corrosion-resistant stable strain clamp, which is characterized by comprising the following steps of:
the method comprises the following steps: firstly, sequentially and coaxially penetrating a left cable and a right cable from two ends of a shell through a corresponding rubber plug, a guide pipe and a wire inlet hole, guiding and limiting through a guide wheel, and then penetrating into a clamping space of a corresponding movable block;
step two: continuously moving the left cable and the right cable to make the left cable and the right cable respectively contact with the corresponding clamping jaw seats, pushing the corresponding clamping jaw seats to horizontally and transversely move towards the direction of the partition plate, and further respectively drawing the heads of the clamping jaw sheets towards the center direction of the clamping jaw sheets through the matching of the clamping jaw sheets and the corresponding clamping jaw outer diameter sleeves to respectively clamp and fix the left cable and the right cable at one time;
step three: continuously moving the left cable and the right cable, and limiting the horizontal transverse sliding of the corresponding clamping jaw seat through the clamping jaw seat sliding groove, so as to respectively drive the corresponding movable blocks to horizontally and transversely slide towards the direction of the partition plate;
step four: in the process that the movable block horizontally and transversely slides towards the direction of the partition plate, the wedge-shaped block inclined surface pushes the abutting block to radially slide towards the direction of the clamping space of the corresponding movable block, and then the left cable and the right cable are respectively secondarily clamped and fixed by abutting contact of the anti-slip strip and the corresponding cable;
step five: through the external screw thread with correspond lock nut's cooperation, with left cable and right cable respectively with correspond the stand pipe spiro union fixed, and then under the effect of direction metal bar, communicate between left cable and the right cable.
The invention has the beneficial effects that:
(1) The cable is clamped once by matching the clamping jaw piece and the clamping jaw outer diameter sleeve, the cable is clamped twice by matching the movable block, the abutting block and the wedge block, and the left cable and the right cable are respectively locked and fixed with the shell by the locking mechanism, so that the left cable and the right cable are conveniently communicated under the action of the guide metal rod, the fixing effect is good, and the separation phenomenon is prevented;
(2) The clamping jaw has the advantages that the annular spring is matched with the clamping jaw outer diameter sleeve, so that the cable clamping capacity of the clamping jaw sheet is improved, and the cable is clamped more stably;
(3) The guide wheel is matched with the bracket, so that the left cable and the right cable can be conveniently penetrated into the shell, and the cables can be prevented from rubbing against the inner wall of the shell in the penetrating process, thereby avoiding the cables from being damaged due to excessive friction;
(4) The invention improves the electrochemical corrosion resistance of the device, prolongs the service life and improves the safety in use by spraying the phosphate coating and the aluminum electroplating coating.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the embodiments are briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a corrosion-resistant stable strain clamp of the present invention.
FIG. 2 is a schematic view showing the clamping state of the left and right cables according to the present invention.
Fig. 3 is a process diagram of the connection of the locking mechanism of the present invention.
Wherein, 1-shell; 2-a separator; 3-a movable block; 4-guiding the metal rod; 5-left cable; 6-right cable; 7-a jaw piece; 8-clamping jaw seat; 9-clamping jaw outer diameter sleeve; 10-a ring spring; 11-a first spring; 12-a holding block; 13-a second spring; 14-arc closing plate; 15-a wedge-shaped block; 16-a guide wheel; 17-a scaffold; 18-a guide tube; 19-a tapered locking mechanism; 20-rubber plug; 21-a lock nut; 22-external thread; 23-jaw guide grooves; 24-jaw seat sliding groove.
Detailed description of the preferred embodiments
The technical solution of the present invention will be clearly and completely described by the following detailed description.
The invention relates to a corrosion-resistant stable strain clamp which comprises a shell 1, a movable block 3, a guide metal rod 4, a first clamping mechanism, a second clamping mechanism and a locking mechanism, wherein the shell is provided with a clamping groove; the specific structure is as shown in 1~3, the shell 1 is a hollow cylinder structure horizontally and transversely arranged, and the left end face and the right end face of the shell are coaxially embedded and communicated with each other to form wire inlet holes matched with cables; the inside intermediate position of shell 1 cup joints with the axle center and is equipped with assorted baffle 2 with it to cut apart into two parts about with shell 1 is inside through baffle 2, and then be convenient for left side cable 5 and right cable 6 penetrate shell 1 from both ends about shell 1 inside, the same structure in two parts about the shell 1 is pressed from both sides tightly fixedly again respectively, realizes the intercommunication between left side cable 5 and the right cable 6.
Specifically, the left side surface and the right side surface of the partition plate 2 are respectively and uniformly distributed with a plurality of guide metal rods 4 horizontally and fixedly arranged at intervals along the circumferential direction of the inside of the shell 1 relative to the inside of the shell 1, and the inside of the shell 1 is also provided with cylindrical movable blocks 3 in a sleeved mode with coaxial intervals at intervals, as shown in a 1~3, each movable block 3 is respectively and horizontally sleeved on the corresponding side guide metal rod 4 in a sliding mode, and a cylindrical clamping space used for clamping a cable is further coaxially embedded into one side of the movable block close to the corresponding wire inlet hole; a first clamping mechanism is arranged at one side of the clamping space of each movable block 3 close to the partition plate 2, a second clamping mechanism is arranged at one side of the clamping space far away from the partition plate 2, and locking mechanisms are arranged at the positions of the left end surface and the right end surface of the shell 1 relative to the wire inlet hole; according to the invention, a left cable 5 and a right cable 6 respectively penetrate into clamping spaces corresponding to the movable blocks 3 from wire inlet holes at two ends of the shell 1, are clamped twice by a first clamping mechanism and a second clamping mechanism, and are locked and fixed by a locking mechanism, so that the left cable 5 and the right cable 6 are communicated.
According to the invention, the phosphate coating is coated on the outer surface of the shell 1, and the electroplated aluminum coating is further coated on the phosphate coating, so that the electrochemical corrosion resistance of the device is improved through the matching of the phosphate coating and the electroplated aluminum coating, and the service life and the safety in use are further improved.
The partition plate 2, each movable block 3 and the guide metal rod 4 are all conductive, and a plurality of first springs 11 are uniformly and horizontally arranged between each movable block 3 and the corresponding side surface of the partition plate 2 at intervals along the circumferential direction of the partition plate respectively, as shown in fig. 1 and 2, each first spring 11 is arranged in a circular area surrounded by the guide metal rods 4 at the corresponding side and is arranged without interfering with the corresponding guide metal rods 4 respectively; one end of each first spring 11 is fixedly connected with one side surface of the corresponding movable block 3 close to the partition board 2, and the other end of each first spring is fixedly connected with the corresponding side surface of the partition board 2, so that the horizontal transverse sliding of the corresponding movable block 3 is limited.
The clamping action of each first clamping mechanism does not influence the horizontal transverse sliding of the corresponding movable block 3 along the guide metal bar 4, and each first clamping mechanism comprises a clamping jaw sheet 7, a clamping jaw seat 8 and a clamping jaw outer diameter sleeve 9; as shown in fig. 1 and 2, a circular clamping jaw seat sliding groove 24 is coaxially embedded in one side of the clamping space of each movable block 3 close to the partition plate 2, and the inner diameter of each clamping jaw seat sliding groove 24 is matched with the diameter of the clamping space of the movable block 3; clamping jaw seats 8 with T-shaped sections are further coaxially and horizontally sleeved on one side, close to the partition plate 2, of the clamping space of each movable block 3, the small-diameter end of each clamping jaw seat 8 is horizontally arranged towards the direction far away from the partition plate 2 respectively, the outer diameter of each clamping jaw seat is smaller than the diameter of the clamping space of the corresponding movable block 3, the large-diameter end of each clamping jaw seat 8 is matched with the corresponding clamping jaw seat sliding groove 24 respectively, is coaxially sleeved in the corresponding clamping jaw seat sliding groove 24 respectively, horizontally and transversely slides along the corresponding clamping jaw seat sliding groove 24, and then the horizontal transverse sliding of the corresponding clamping jaw seat 8 is limited through the clamping jaw seat sliding groove 24;
as shown in fig. 1 and fig. 2, four elastic clamping jaw pieces 7 are uniformly and horizontally installed at the small diameter end of each clamping jaw seat 8 along the circumferential direction thereof at intervals relative to the central axis thereof, the tail of each clamping jaw piece 7 is respectively connected with the corresponding clamping jaw seat 8, and a clamping jaw guide groove 23 is further coaxially embedded and formed in the clamping space of each movable block 3 close to the position of the inner jaw wall of the corresponding clamping jaw piece 7; the clamping space of each movable block 3 is also coaxially sleeved with an annular clamping jaw outer diameter sleeve 9 at the position corresponding to the clamping jaw sheet 7 and the clamping jaw seat 8, each clamping jaw outer diameter sleeve 9 is arranged between the corresponding clamping jaw guide groove 23 and the clamping jaw seat sliding groove 24, the inner diameter of each clamping jaw outer diameter sleeve 9 takes the tail part of the corresponding clamping jaw sheet 7 as a boundary, the inner diameter of the side of the clamping jaw outer diameter sleeve 9 far away from the partition plate 2 is smaller than the inner diameter of the side of the clamping jaw outer diameter sleeve close to the partition plate 2, and the inner diameters of the clamping jaw outer diameter sleeves and the corresponding clamping jaw sheet 7 are in arc transition at the boundary;
as shown in fig. 1 and 2, each clamping jaw piece 7 is clamped between the inner diameter space of the corresponding clamping jaw outer diameter sleeve 9 and the outer diameter space of the clamping jaw seat 8 close to the small diameter end, and the matching part of each clamping jaw piece 7 with the corresponding clamping jaw seat 8 and the clamping jaw outer diameter sleeve 9 is provided with a wedge-shaped self-locking surface; according to the invention, a left cable 5 and a right cable 6 respectively penetrate into a clamping space of the corresponding movable block 3 from wire inlet holes at two ends of the shell 1, the corresponding clamping jaw seat 8 is pushed to horizontally and transversely move towards the direction of the partition board 2, and then the head of each clamping jaw 7 is respectively folded towards the center direction through the matching of the clamping jaw 7 and the corresponding clamping jaw outer diameter sleeve 9, so that the cables are clamped and fixed at one time through the abutting contact of the head of each clamping jaw 7 and the corresponding cable.
Wherein, each clamping jaw guide slot 23 is required to ensure that a space corresponding to the opening of the clamping jaw sheet 7 can be provided, and a guide angle is arranged on each clamping jaw guide slot 23 and a sliding guide part of the inner jaw wall of the clamping jaw sheet 7; a contact step surface is required to be arranged between each clamping jaw piece 7 and the inner hole step of the corresponding clamping jaw outer diameter sleeve 9, and the angle of the contact step surface is required to be larger than 35 degrees; as shown in fig. 1 and 2, a spring groove matched with an annular spring 10 is further embedded into one side of the tail of each clamping jaw sheet 7 close to the corresponding clamping jaw outer diameter sleeve 9, the annular springs 10 are coaxially installed in the spring grooves on the same side, and in one clamping process, the head of each clamping jaw sheet 7 is further folded towards the center direction through arc transition fit of the annular spring 10 and the corresponding clamping jaw outer diameter sleeve 9, so that one-time clamping stability is ensured.
The clamping action of each second clamping mechanism does not influence the horizontal transverse sliding of the corresponding movable block 3 along the guide metal rod 4, and each second clamping mechanism comprises a propping block 12, a second spring 13, an arc-shaped closing plate 14, an anti-slip strip and a wedge-shaped block 15; as shown in fig. 1 and 2, each of the abutting blocks 12 is a cylindrical structure, and the cross section thereof is T-shaped; a plurality of circular first sliding grooves are uniformly and vertically embedded into one side of the outer circumferential surface of each movable block 3, which is far away from the partition plate 2, at intervals along the circumferential direction, and each first sliding groove is matched with the large-diameter end of the corresponding abutting block 12 and respectively extends into the clamping space of the corresponding movable block 3 along the radial direction of the movable block 3; an anti-slip strip is fixedly attached to the end face of one side of the large-diameter end of each abutting block 12 away from the small-diameter end of the large-diameter end, and each abutting block 12 and the anti-slip strip are conductive; each abutting block 12 is coaxially sleeved in the corresponding first sliding groove respectively, the large-diameter end of each abutting block is arranged towards the direction close to the clamping space of the corresponding movable block 3 and is in radial sliding connection with the corresponding first sliding groove along the corresponding movable block 3 respectively, and then the cable is clamped and fixed secondarily through abutting contact of the anti-slip strip and the corresponding cable;
as shown in fig. 1 and 2, the small diameter end of each abutting block 12 vertically extends to form a corresponding movable block 3, an annular arc-shaped sealing plate 14 matched with the first sliding groove is further attached and screwed to the outer circumferential surface of each movable block 3 at a position corresponding to the first sliding groove, the inner diameter of each arc-shaped sealing plate 14 is matched with the diameter of the small diameter end of the corresponding abutting block 12, and the small diameter end of each abutting block 12 is respectively connected with the corresponding arc-shaped sealing plate 14 in a sliding manner and is respectively limited by the arc-shaped sealing plates 14; a plurality of second springs 13 are uniformly distributed at intervals along the circumferential direction in the coverage range of the small-diameter end of each abutting block 12 relative to the large-diameter end, one end of each second spring 13 is fixedly connected with the large-diameter end of the corresponding abutting block 12, the other end of each second spring is fixedly connected with the corresponding arc-shaped sealing plate 14, the radial sliding of the corresponding abutting block 12 is limited through the second springs 13, and the small-diameter end of each abutting block 12 is ensured to be in contact with the inner circumferential surface of the shell 1 when the abutting block 12 is in an initial state;
as shown in fig. 1 and 2, the inner circumferential surface of the housing 1 is further fixedly provided with a wedge block 15 at a position corresponding to the small-diameter end of the abutting block 12, each wedge block 15 is arranged on a horizontal transverse sliding path of the corresponding abutting block 12 along with the movable block 3 toward the direction of the partition plate 2, and does not interfere with the horizontal transverse sliding of the corresponding movable block 3, the inclined surface of each wedge block 15 is arranged at one side close to the small-diameter end of the corresponding abutting block 12, and one side close to the partition plate 2 is a height-limiting point of the inclined surface; in the invention, in the process that the abutting block 12 horizontally and transversely slides along with the movable block 3 towards the partition board 2, the small-diameter end of the abutting block 12 is in contact with the inclined surface of the corresponding wedge block 15, so that the abutting block 12 is pushed to radially slide towards the clamping space direction of the corresponding movable block 3 through the inclined surface, and the inclined angle of the inclined surface of the wedge block 15 and the horizontal transverse sliding distance of the movable block 3 are required to ensure that the radial sliding distance that the inclined surface of the wedge block 15 pushes the abutting block 12 can enable the anti-skid strip to be in abutting contact with the corresponding cable.
The invention also equips several supports 17 horizontally and horizontally along the circumference direction at intervals on the inner side of the left and right ends of the shell 1 corresponding to the inlet hole, and each support 17 does not interfere the action of the cable penetrating into the shell 1 and the horizontal and horizontal sliding of the movable block 3; as shown in fig. 1 and 2, a guide wheel 16 is further rotatably connected to one end of each support 17, which is far away from the wire inlet hole, each guide wheel 16 is radially arranged along the housing 1, the rotating direction of each guide wheel is consistent with the advancing direction of the cable, and the guide wheels 16 are in rolling contact with the cable to guide and limit the movement of the left cable 5 and the right cable 6 penetrating into the housing 1.
Each locking mechanism of the invention comprises a guide tube 18, a conical locking mechanism 19, a rubber plug 20 and a locking nut 21; as shown in fig. 1~3, the positions of the left and right end surfaces of the shell 1, which are opposite to the wire inlet holes, are coaxially, horizontally and transversely and fixedly provided with guide tubes 18, and the inner diameter of each guide tube 18 is matched with the corresponding wire inlet hole; a conical locking mechanism 19 is also vertically arranged on the end surface of one side of each guide pipe 18 far away from the shell 1, each conical locking mechanism 19 is coaxially arranged with the corresponding guide pipe 18, and the large end of each conical locking mechanism is fixedly connected with the end surface of the corresponding end of the corresponding guide pipe 18; each conical locking mechanism 19 is of a retractable hollow gripper structure, is uniformly distributed and arranged on the corresponding end face of the corresponding guide pipe 18 at intervals along the circumferential direction of the guide pipe 18, and is respectively retracted towards the axis direction of the guide pipe 18; the outer diameter of the large end of each conical locking mechanism 19 is matched with the outer diameter of the corresponding guide pipe 18, and the outer surface of each conical locking mechanism is matched with the inner surface of the corresponding locking nut 21;
a rubber plug 20 is coaxially sleeved in each conical locking mechanism 19, and each rubber plug 20 is fastened in the corresponding conical locking mechanism 19 through a locking nut 21; as shown in fig. 1~3, each rubber stopper 20 is of a tapered configuration with its outer surface mating with the inner surface of the corresponding tapered locking mechanism 19; a through hole matched with the cable is vertically arranged at the middle position of one side end face of each rubber plug 20 in a penetrating way, and an external thread 22 matched with the locking nut 21 is arranged on the outer circumferential surface of one side of each guide tube 18 far away from the shell 1 along the circumferential direction. According to the invention, a left cable 5 and a right cable 6 sequentially pass through the corresponding rubber plug 20, the guide tube 18 and the wire inlet hole coaxially from two ends of the shell 1 respectively, and penetrate into the clamping space of the corresponding movable block 3, after double clamping is carried out by the first clamping mechanism and the second clamping mechanism, the left cable 5 and the right cable 6 are respectively fixed with the corresponding guide tube 18 in a threaded manner through the matching of the external thread 22 and the corresponding locking nut 21.
The invention relates to a wire clamping method of a corrosion-resistant stable strain clamp, which comprises the following steps:
the method comprises the following steps: firstly, a left cable 5 and a right cable 6 sequentially pass through the corresponding rubber plugs 20, the guide tubes 18 and the wire inlet holes coaxially from two ends of the shell 1 respectively, are guided and limited by the guide wheels 16, and then pass through the clamping space of the corresponding movable block 3.
Step two: and continuously moving the left cable 5 and the right cable 6 to make the left cable and the right cable respectively contact with the corresponding clamping jaw seat 8, pushing the corresponding clamping jaw seat 8 to horizontally and transversely move towards the partition board 2, and further, through the matching of the clamping jaw piece 7 and the corresponding clamping jaw outer diameter sleeve 9, the head part of the clamping jaw piece 7 is respectively folded towards the center direction of the clamping jaw piece, and the left cable 5 and the right cable 6 are respectively clamped and fixed once.
Step three: and continuously moving the left cable 5 and the right cable 6, and limiting the horizontal transverse sliding of the corresponding clamping jaw seat 8 through the clamping jaw seat sliding groove 24 at the moment, so as to respectively drive the corresponding movable block 3 to horizontally and transversely slide towards the direction of the partition board 2.
Step four: in the process that the movable block 3 horizontally and transversely slides towards the direction of the partition plate 2, the wedge-shaped block 15 pushes the abutting block 12 to radially slide towards the clamping space direction corresponding to the movable block 3, and then the anti-slip strip abuts against the corresponding cable to tightly contact the cable to respectively clamp and fix the left cable 5 and the right cable 6 secondarily.
Step five: through the cooperation of external screw thread 22 and corresponding lock nut 21, with left cable 5 and right cable 6 respectively with correspond the stand pipe 18 spiro union fixed, and then under the effect of direction metal rod 4, realize communicateing between left cable 5 and the right cable 6.
The invention has the beneficial effects that:
(1) The cable is clamped once through the matching use of the clamping jaw piece 7 and the clamping jaw outer diameter sleeve 9, the cable is clamped twice through the matching of the movable block 3, the abutting block 12 and the wedge block 15, and the left cable 5 and the right cable 6 are respectively locked and fixed with the shell 1 through the locking mechanism, so that the left cable 5 and the right cable 6 are conveniently communicated under the action of the guide metal rod 4, the fixing effect is good, and the separation phenomenon is prevented;
(2) According to the invention, the annular spring 10 and the clamping jaw outer diameter sleeve 9 are used in a matched manner, so that the cable clamping capacity of the clamping jaw sheet 7 is increased, and the cable clamping is more stable;
(3) According to the invention, the support 17 and the guide wheel 16 are matched for use, so that the left cable 5 and the right cable 6 can be conveniently penetrated into the shell 1, and meanwhile, the cables can be prevented from rubbing against the inner wall of the shell 1 in the penetrating process, and further, the cables are prevented from being damaged due to excessive friction;
(4) The invention improves the electrochemical corrosion resistance of the device, prolongs the service life and improves the safety in use by spraying the phosphate coating and the aluminum electroplating coating.
The above-mentioned embodiments are merely descriptions of the preferred embodiments of the present invention, and do not limit the concept and scope of the present invention, and various modifications and improvements made to the technical solutions of the present invention by those skilled in the art should fall into the protection scope of the present invention without departing from the design concept of the present invention, and the technical contents of the present invention as claimed are all described in the technical claims.
Claims (10)
1. The utility model provides a corrosion-resistant stable form strain clamp which characterized in that: the device comprises a shell, a movable block, a guide metal rod, a first clamping mechanism, a second clamping mechanism and a locking mechanism; the shell is of a hollow cylindrical structure which is horizontally and transversely arranged, and the left end surface and the right end surface of the shell are coaxially embedded and communicated with each other to form wire inlet holes matched with the cables; a baffle plate matched with the shell is coaxially sleeved at the middle position in the shell, and the inside of the shell is divided into two parts by the baffle plate; the left side surface and the right side surface of the partition board are respectively and uniformly distributed with a plurality of guide metal rods horizontally and fixedly arranged at intervals along the circumferential direction of the inside of the shell relative to the inside of the shell, cylindrical movable blocks are also sleeved in the inside of the shell relative to the two sides of the partition board at the same axial center interval, each movable block is respectively and horizontally sleeved on the corresponding guide metal rod in a sliding and sleeving manner, and a cylindrical clamping space for clamping a cable is further coaxially embedded in one side of the movable block close to the corresponding wire inlet hole; a first clamping mechanism is arranged on one side, close to the partition plate, in the clamping space of each movable block, a second clamping mechanism is arranged on one side, far away from the partition plate, in the clamping space, and locking mechanisms are arranged on the left end face and the right end face of the shell relative to the wire inlet hole; in left side cable and right cable penetrated the centre gripping space that corresponds the movable block from the entrance hole at shell both ends respectively, carry out the dual centre gripping back through first fixture and second fixture, it is fixed respectively to lock through locking mechanism again, and then communicates between left side cable and the right cable.
2. The corrosion-resistant stable strain clamp of claim 1, wherein: the outer surface of the shell is coated with a phosphate coating, and the phosphate coating is also coated with an electroplated aluminum coating; the partition plate, each movable block and the guide metal rod are all conductive, a plurality of first springs are uniformly and horizontally arranged between each movable block and the corresponding side face of the partition plate at intervals along the circumferential direction of the partition plate, and each first spring is arranged in a circular area surrounded by the guide metal rods on the corresponding side and is arranged without interfering with the corresponding guide metal rod; one end of each first spring is fixedly connected with one side face, close to the partition plate, of the corresponding movable block, the other end of each first spring is fixedly connected with the corresponding side face of the partition plate, and therefore horizontal transverse sliding corresponding to the movable block is limited.
3. The corrosion-resistant stable strain clamp of claim 1, wherein: the clamping action of each first clamping mechanism does not influence the horizontal transverse sliding of the corresponding movable block along the guide metal bar, and each first clamping mechanism comprises a clamping jaw sheet, a clamping jaw seat and a clamping jaw outer diameter sleeve; a circular clamping jaw seat sliding groove is coaxially embedded into one side, close to the partition plate, of the clamping space of each movable block, and the inner diameter of each clamping jaw seat sliding groove is matched with the diameter of the clamping space of each movable block; a clamping jaw seat with a T-shaped section is further coaxially and horizontally sleeved on one side, close to the partition plate, of the clamping space of each movable block, the small-diameter end of each clamping jaw seat is horizontally arranged towards the direction far away from the partition plate respectively, the outer diameter of each clamping jaw seat is smaller than the diameter of the clamping space corresponding to the movable block, the large-diameter end of each clamping jaw seat is matched with the sliding groove of the corresponding clamping jaw seat respectively, is sleeved in the sliding groove of the corresponding clamping jaw seat coaxially and horizontally and transversely slides along the sliding groove of the corresponding clamping jaw seat respectively, and then the horizontal transverse sliding of the corresponding clamping jaw seat is limited through the sliding groove of the clamping jaw seat; four elastic clamping jaw pieces are uniformly and horizontally arranged at intervals along the circumferential direction of the small-diameter end of each clamping jaw seat relative to the central axis of the small-diameter end, the tail of each clamping jaw piece is respectively connected with the corresponding clamping jaw seat, and a clamping jaw guide groove is coaxially embedded and formed in the position, close to the inner jaw wall of the corresponding clamping jaw piece, of the clamping space of each movable block; the clamping space of each movable block is also coaxially sleeved with an annular clamping jaw outer diameter sleeve at the position corresponding to the clamping jaw sheet and the clamping jaw seat, each clamping jaw outer diameter sleeve is arranged between the corresponding clamping jaw guide groove and the clamping jaw seat sliding groove, the inner diameter of each clamping jaw outer diameter sleeve is limited by the tail of the corresponding clamping jaw sheet, the inner diameter of the clamping jaw outer diameter sleeve far away from the partition plate side is smaller than the inner diameter of the clamping jaw sheet close to the partition plate side, and the clamping jaw outer diameter sleeves are in arc transition at the limit of the clamping jaw sheet and the clamping jaw seat; each clamping jaw piece is clamped between the inner diameter space of the corresponding clamping jaw outer diameter sleeve and the outer diameter space of one side, close to the small diameter end, of the clamping jaw seat, and a wedge-shaped self-locking surface is arranged at the part, matched with the corresponding clamping jaw seat and the clamping jaw outer diameter sleeve, of each clamping jaw piece; in the entrance hole that left side cable and right cable follow the shell both ends respectively penetrated the centre gripping space that corresponds the movable block, promoted to correspond the clamping jaw seat and carry out horizontal lateral shifting towards the baffle direction, and then through the cooperation of clamping jaw piece and the outer diameter sleeve of corresponding clamping jaw, each the head of clamping jaw piece draws in to its central direction respectively, and then supports the tight contact through its head and corresponding cable and carry out centre gripping fixedly to the cable.
4. The corrosion-resistant stable strain clamp of claim 3, wherein: each clamping jaw guide groove is required to ensure that a space corresponding to the opening of the clamping jaw sheet can be provided, and a guide angle is arranged on each clamping jaw guide groove and a sliding guide part of the inner jaw wall of the clamping jaw sheet; each clamping jaw piece and the corresponding clamping jaw outer diameter sleeve inner hole step are all required to be provided with a contact step surface, and the angle of the contact step surface is required to be larger than 35 degrees.
5. The corrosion-resistant stable strain clamp of claim 3, wherein: the device also comprises an annular spring; each the afterbody of clamping jaw piece leans on corresponding clamping jaw external diameter cover one side still to imbed and offer with annular spring assorted spring groove, and with one side all install annular spring with the axle center in the spring groove to at a clamping process, through the circular arc transition fit of annular spring with corresponding clamping jaw external diameter cover, ensure that the head of clamping jaw piece further draws in to its central direction, and then ensure the stability of a centre gripping.
6. The corrosion-resistant stable strain clamp of claim 1, wherein: the clamping action of each second clamping mechanism does not influence the horizontal transverse sliding of the corresponding movable block along the guide metal bar, and each second clamping mechanism comprises a propping block, a second spring, an arc-shaped sealing plate, an anti-slip strip and a wedge-shaped block; each abutting block is of a cylindrical structure, and the cross section of each abutting block is T-shaped; a plurality of circular first sliding grooves are uniformly and vertically embedded into one side of the outer circumferential surface of each movable block, which is far away from the partition plate, at intervals along the circumferential direction of the outer circumferential surface of each movable block, and each first sliding groove is matched with the large-diameter end corresponding to the abutting block and respectively extends into the clamping space corresponding to the movable block along the radial direction of the movable block; an anti-slip strip is fixedly attached to the end face of one side of the large-diameter end of each abutting block, which is far away from the small-diameter end of the abutting block, and each abutting block and the anti-slip strip are conductive; each abutting block is coaxially sleeved in the corresponding first sliding groove, the large-diameter end of each abutting block faces the direction close to the clamping space of the corresponding movable block, the abutting blocks are connected with the corresponding first sliding grooves in a sliding mode along the radial direction of the corresponding movable block, and the cables are clamped and fixed secondarily through abutting contact of the anti-slip strips and the corresponding cables; the small-diameter end of each abutting block vertically extends to correspond to the movable block, a circular arc-shaped sealing plate matched with the movable block is further attached and screwed to the position, corresponding to the first sliding groove, of the outer circumferential surface of each movable block, the inner diameter of each arc-shaped sealing plate is matched with the diameter of the small-diameter end of the corresponding abutting block, and the small-diameter end of each abutting block is connected with the corresponding arc-shaped sealing plate in a sliding mode and limited through the arc-shaped sealing plates; a plurality of second springs are uniformly distributed at intervals along the circumferential direction in the coverage range of the small-diameter end of each abutting block relative to the large-diameter end, one end of each second spring is fixedly connected with the large-diameter end corresponding to the abutting block, the other end of each second spring is fixedly connected with the corresponding arc-shaped sealing plate, the radial sliding of the corresponding abutting block is limited through the second springs, and the small-diameter end of the abutting block is ensured to be in contact with the inner circumferential surface of the shell when the abutting block is in an initial state; wedge blocks are fixedly arranged at the positions, corresponding to the small-diameter ends of the abutting blocks, of the inner circumferential surface of the shell, each wedge block is arranged on a horizontal transverse sliding path of the corresponding abutting block along with the movable block towards the direction of the partition plate and does not interfere with the horizontal transverse sliding of the corresponding movable block, the inclined surface of each wedge block is arranged on one side, close to the small-diameter end of the corresponding abutting block, and the side, close to the partition plate, of each wedge block is a height control point of the inclined surface of the corresponding abutting block; supporting tight piece along with the movable block towards baffle direction horizontal lateral sliding in-process, supporting the inclined plane contact of path end and the corresponding wedge of tight piece, and then promote through the inclined plane and support tight piece towards the centre gripping space direction radial sliding that corresponds the movable block, and the inclined plane inclination of wedge sets up and the horizontal lateral sliding distance of movable block, all need ensure that the wedge inclined plane promotes to support the radial sliding distance of tight piece and can make the antislip strip and correspond the cable and support tight contact.
7. The corrosion-resistant stable strain clamp of claim 1, wherein: a plurality of brackets are uniformly distributed on the inner side surfaces of the left end and the right end of the shell at intervals relative to the positions of the wire inlet holes, and are horizontally and fixedly arranged along the circumferential direction of the shell, and each bracket does not interfere with the action of the cable penetrating into the shell and the horizontal transverse sliding of the movable block; each end, far away from the wire inlet hole, of the support is further respectively connected with a guide wheel in a rotating mode, each guide wheel is arranged along the radial direction of the shell, the rotating direction of the guide wheel is consistent with the advancing direction of the cable, and then the left cable and the right cable are guided and limited in the action of penetrating the shell through the guide wheels and the cable in a rolling contact mode.
8. The corrosion-resistant stable strain clamp of claim 1, wherein: each locking mechanism comprises a guide pipe, a conical locking mechanism, a rubber plug and a locking nut; the positions of the left end surface and the right end surface of the shell relative to the wire inlet hole are coaxially, horizontally and transversely and fixedly provided with guide tubes, and the inner diameter of each guide tube is matched with the corresponding wire inlet hole; a conical locking mechanism is also vertically arranged on the end surface of one side of each guide pipe, which is far away from the shell, and each conical locking mechanism is coaxially arranged with the corresponding guide pipe, and the large end of each conical locking mechanism is fixedly connected with the end surface of the corresponding end of the corresponding guide pipe; a rubber plug is coaxially sleeved in each conical locking mechanism, and each rubber plug is fastened in the corresponding conical locking mechanism through a locking nut; the left cable and the right cable sequentially pass through the corresponding rubber plug, the guide pipe and the wire inlet hole coaxially from two ends of the shell respectively and penetrate into the clamping space of the corresponding movable block, and are locked through the locking nut after two clamping is carried out through the first clamping mechanism and the second clamping mechanism, so that the left cable and the right cable are respectively fixed in screwed connection with the corresponding guide pipes.
9. The corrosion-resistant stable strain clamp of claim 8, wherein: each conical locking mechanism is of a retractable hollow gripper structure, is uniformly distributed and arranged on the corresponding end surface of the corresponding guide pipe at intervals along the circumferential direction of the guide pipe, and is respectively retracted towards the axis direction of the guide pipe; the outer diameter of the large end of each conical locking mechanism is matched with the outer diameter of the corresponding guide pipe, and the outer surface of each conical locking mechanism is matched with the inner surface of the corresponding locking nut; each rubber plug is of a conical structure, and the outer surface of each rubber plug is matched with the inner surface of the corresponding conical locking mechanism; each still run through perpendicularly in a side end face intermediate position of rubber buffer and seted up with cable assorted perforating hole, and each the stand pipe is kept away from on the outer periphery of one side of shell still seted up along its circumferencial direction with lock nut assorted external screw thread to through external screw thread and the cooperation that corresponds lock nut with cable and corresponding stand pipe fixed connection.
10. The method of claim 1~9 wherein the method comprises the steps of:
the method comprises the following steps: firstly, sequentially and coaxially penetrating a left cable and a right cable from two ends of a shell through a corresponding rubber plug, a guide pipe and a wire inlet hole, guiding and limiting the cables through a guide wheel, and then penetrating the cables into a clamping space of a corresponding movable block;
step two: continuously moving the left cable and the right cable to make the left cable and the right cable respectively contact with the corresponding clamping jaw seats, pushing the corresponding clamping jaw seats to horizontally and transversely move towards the direction of the partition plate, and further respectively drawing the heads of the clamping jaw sheets towards the center direction of the clamping jaw sheets through the matching of the clamping jaw sheets and the corresponding clamping jaw outer diameter sleeves to respectively clamp and fix the left cable and the right cable at one time;
step three: continuously moving the left cable and the right cable, and limiting the horizontal transverse sliding of the corresponding clamping jaw seat through the clamping jaw seat sliding groove, so as to respectively drive the corresponding movable blocks to horizontally and transversely slide towards the direction of the partition plate;
step four: in the process that the movable block horizontally and transversely slides towards the direction of the partition plate, the wedge-shaped block inclined surface pushes the abutting block to radially slide towards the direction of the clamping space of the corresponding movable block, and then the left cable and the right cable are respectively secondarily clamped and fixed by abutting contact of the anti-slip strip and the corresponding cable;
step five: through the external screw thread with correspond lock nut's cooperation, with left cable and right cable respectively with correspond the stand pipe spiro union fixed, and then under the effect of direction metal bar, communicate between left cable and the right cable.
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| CN202310046303.6A CN115864274B (en) | 2023-01-31 | 2023-01-31 | Corrosion-resistant stable strain clamp and clamping method thereof |
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| CN116598980A (en) * | 2023-07-10 | 2023-08-15 | 江东金具设备有限公司 | Prevent scattered thigh device and fastener subassembly |
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| TW200740551A (en) * | 2006-04-26 | 2007-11-01 | Prec Machinery Res & Dev Ct | Champing mechanism for tool shank with pull stud |
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