CN204454291U - A kind of self-locking rail clamping device - Google Patents
A kind of self-locking rail clamping device Download PDFInfo
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- CN204454291U CN204454291U CN201520092564.2U CN201520092564U CN204454291U CN 204454291 U CN204454291 U CN 204454291U CN 201520092564 U CN201520092564 U CN 201520092564U CN 204454291 U CN204454291 U CN 204454291U
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Abstract
A kind of self-locking rail clamping device.Runner (1b) is arranged at the first clamping limb bottom, first hinge (7) of upper end connects the first swing arm outer end, first hinge there is rotating sleeve pipe (10), rotor wheel (2b) is arranged at the second clamping limb bottom, second hinge (8) of upper end connects the outer end of the second swing arm, second hinge there is rotatable sleeve pipe (12), inner and the lower conical surface of first swing arm and the second swing arm is carved block (17) and is loaded on transverse axis (13), the lower conical surface is carved block (17) upper end and is connected actuating arm (19), described runner wheel face coordinates with the first locking block (5) medial surface, described rotor wheel wheel face coordinates with the second locking block (6) medial surface, the lower conical surface is carved the block both sides conical surface and is discharged the medial surface that block (14), second discharges block (15) respectively with first and coordinate, and the arc surface outside the first release block and the second release block coordinates with rotating sleeve pipe, rotatable sleeve pipe respectively, the jaw (3) of the bayonet socket composition gripper rail of the first clamping limb and the second clamping limb lower end.
Description
Technical field
The utility model relates to a kind of by crane brake and the device be locked on track.
Background technology
Hoisting crane need be walked by clearance-type in operation process on set track, need be braked by rail clamping device and be locked on track during stopping, it reliably need be locked on track by rail clamping device by especially large-scale outdoor weight-lifting equipment, and that causes to prevent strong wind slides and avoid toppling.
Existing self-locking rail clamping device, is provided with the first clamping limb and second clamping limb of symmetrical structure, be provided with the first transverse groove in the arm body of described first clamping limb bottom, be provided with runner in the first transverse groove, runner is connected with the arm body of the first clamping limb bottom by vertical pivot component, and the wheel face outside described runner is positioned at protrudes from the notch outside the first transverse groove, be provided with the second transverse groove in the arm body of described second clamping limb bottom, be provided with rotor wheel in the second transverse groove, rotor wheel is connected by the arm body of vertical pivot with the second clamping limb bottom, and the wheel face outside described rotor wheel is positioned at protrudes from the notch outside the second transverse groove, the bayonet socket combination of described first clamping limb and the second clamping limb lower end is formed can the jaw of gripper rail end face and two sides, be provided with frame body, the arm body of described first clamping limb bottom and the arm body of the second clamping limb bottom are positioned at frame body, the both sides of frame body are respectively equipped with the first locking block and the second locking block, the first arc surface coordinated with described runner wheel face is provided with inside described first locking block, be provided with inside described second locking block with described rotor wheel ' the second arc surface of coordinating of wheel face, be provided with frame-type support, in the two side ends of the described frame body spacing lumen pore respectively at two side, frame-type support bottom, the upper position of described first clamping limb and the second clamping limb is in the framework chamber of frame-type support middle and upper part, the side arm of described first clamping limb both upper ends thereof is provided with the first hinge, and the side arm of described second clamping limb both upper ends thereof is provided with the second hinge, be provided with the first angle piece and the second angle piece, the outer end of the first angle piece is connected on the first described hinge, the second angle piece ' outer end be connected on the second described hinge, first angle piece and the second angle piece are connected on a transverse axis respectively by the strip hole on its inner connecting arm, and the medial surface combination of described first angle piece medial surface and the second angle piece forms " V " shape groove, be provided with the lower conical surface and carve block, the lower conical surface is carved block and is connected on described transverse axis by the vertical strip hole of its underpart, and the conical surface that block both sides carved by the lower conical surface coordinates with the two sides of described " V " shape groove respectively, the described lower conical surface is carved block upper end and is connected a montant, and the upper end of montant is connected with actuating arm by hinge.This rail clamping device has good braking and locking performance when stopping operation to hoisting crane.But due to when braking and lock-out state, the described lower conical surface is carved block and be there is lateral pressure relative to the side of " V " shape groove, described actuating arm drive described montant and the lower conical surface to carve block moves and brake off and locking time, first need to remove the lower conical surface and carve block relative to the lateral pressure existing for " V " shape groove side, the both sides conical surface carving block due to the lower conical surface relative to " V " shape groove two sides to being cliding friction during top offset, the propulsive effort that starting stage that block moves up needs driver train to provide larger is carved at montant and the lower conical surface, overcome the lower conical surface and carve block relative to the lateral pressure existing for " V " shape groove side, and the initial drive force provided due to driver train is larger, the moment of BOB(beginning of block) to top offset is carved at the described lateral pressure of releasing and the lower conical surface, associated components will be caused to produce larger vibration and cause vibration noise, this phenomenon and affect the stability of operational process.
Summary of the invention
For the deficiencies in the prior art, the utility model proposes a kind of self-locking rail clamping device, propulsive effort required when can reduce brake off and lock, effectively reduce the vibration of operational process and reduce vibration noise, improving the stability of operational process.
The utility model improves on the basis of existing technology, for ease of clearly expressing, is namely described technical solutions of the utility model by accompanying drawing.Technical solutions of the utility model comprise:
Be provided with the first clamping limb 1 and the second clamping limb 2 of symmetrical structure, see Fig. 1;
The first transverse groove 1a is provided with in the arm body of described first clamping limb 1 bottom, runner 1b is provided with in first transverse groove 1a, runner 1b is connected with the arm body of the first clamping limb 1 bottom by vertical pivot component, and the wheel face outside described runner 1b is positioned at protrudes from the notch outside the first transverse groove 1a; See Fig. 1, Fig. 5;
The second transverse groove 2a is provided with in the arm body of described second clamping limb 2 bottom, rotor wheel 2b is provided with in second transverse groove 2a, rotor wheel 2b is connected by the arm body of vertical pivot with the second clamping limb 2 bottom, and the wheel face outside described rotor wheel 2b is positioned at protrudes from the notch outside the second transverse groove 2a; See Fig. 1, Fig. 5;
The bayonet socket combination of described first clamping limb and the second clamping limb lower end is formed can the jaw 3 of gripper rail end face and two sides;
Be provided with frame body 4, see Fig. 1, Fig. 5, the arm body of described first clamping limb 1 bottom and the arm body of the second clamping limb 2 bottom are positioned at frame body 4, the side of frame body 4 is provided with the first locking block 5, opposite side is provided with the second locking block 6, be provided with inside described first locking block 5 coordinate with described runner 1b wheel face and the first plane of action 5a of described runner 1b movement to the inside can be promoted, be provided with inside described second locking block 6 coordinate with described rotor wheel 2b wheel face and the second plane of action 6a of described rotor wheel 2b movement to the inside can be promoted;
Be provided with frame-type support 20, the two side ends of described frame body 4 is respectively in the spacing lumen pore 20a of two side, frame-type support bottom, and the upper position of described first clamping limb and the second clamping limb is in the framework chamber of frame-type support middle and upper part;
The side arm of described first clamping limb 1 both upper ends thereof is provided with the first hinge 7, and the side arm of described second clamping limb 2 both upper ends thereof is provided with the second hinge 8; See Fig. 1, Fig. 3;
Improve content:
Be provided with the first swing arm 9, first swing arm 9 outer end to be connected on described first hinge 7, and can around the first hinge about 7 rotation, first swing arm 9 the inner is provided with strip hole 9a, and see Fig. 3, the first hinge 7 is provided with rotating sleeve pipe 10;
Be provided with the second swing arm 11, second swing arm 11 outer end to be connected on described second hinge 8, and around the second hinge about 8 rotation, can there be bar hole 11a second swing arm 11 the inner, see Fig. 3, the second hinge 8 is provided with rotatable sleeve pipe 12;
Be provided with transverse axis 13, described first swing arm 9 the inner is loaded on transverse axis 13 by the strip hole 9a on it, and described second swing arm 11 the inner is loaded on transverse axis 13 by the bar hole 11a on it;
Be provided with medial surface and second that the first release block 14 of symmetrical structure and the second release block 15, first discharge block 14 to discharge block 15 medial surface and combine and form " V " shape groove 16; See Fig. 1, Fig. 2;
Described first release block 14 lateral surface is provided with arc-shaped surface 14a and lower arc-shaped surface 14b, the lower end of upper arc-shaped surface 14a is connected mutually with the upper end of lower arc-shaped surface 14b, see Fig. 2, described upper arc-shaped surface 14a and lower arc-shaped surface 14b can coordinate with the periphery of rotating sleeve pipe 10 on the first hinge 7 respectively; Under external force, the first release block 14 can along the periphery upper and lower displacement of rotating sleeve pipe 10;
Described second release block 15 lateral surface is provided with epimere arc-shaped surface 15a and hypomere arc-shaped surface 15b, the lower end of epimere arc-shaped surface 15a is connected mutually with the upper end of hypomere arc-shaped surface 15b, see Fig. 5, described epimere arc-shaped surface 15a and hypomere arc-shaped surface 15b can coordinate with the periphery of sleeve pipe 12 rotatable on the second hinge 8 respectively; Under the effect of external force, the second release block 15 can along the periphery upper and lower displacement of rotatable sleeve pipe 12;
Be provided with the lower conical surface and carve block 17, the lower conical surface is carved block 17 bottom and is provided with connecting bore, the lower conical surface is carved block 17 and is loaded on described transverse axis 13 by this connecting bore, the described lower conical surface is carved block 17 and is positioned at described " V " shape groove 16, and the conical surface that block 17 both sides carved by the lower conical surface discharges the medial surface that block 14, second discharges block 15 respectively and coordinates with first; See Fig. 1, Fig. 3;
The upper end that block 17 carved by the described lower conical surface connects montant 18, and the upper end of montant 18 is connected with actuating arm 19 by hinge.
Principle of work of the present utility model is, when actuating arm 19 drives montant 18 and the lower conical surface carves block 17 to top offset, first release block 14 and the second release block 15 namely to coordinate with the rolling of described sleeve pipe periphery respectively by the arc-shaped surface on its lateral surface and with on move, namely transverse axis 13 drives the first swing arm 9 and the second swing arm 11 upwards rotation, until drive the first clamping limb 1 and the second clamping limb 2 to be upwards moved to state as shown in Figure 7 by the first swing arm 9 and the second swing arm 11, thus the jaw making the first clamping limb and the second clamping limb lower end form de-orbits, i.e. brake off and locking, hoisting crane can along track travel, now, rotating sleeve pipe 10 and rotatable sleeve pipe 12 lay respectively in described lower arc-shaped surface 14b and hypomere arc-shaped surface 15b, when actuating arm 19 drives montant 18, the lower conical surface carves block 17 and the first release block 14, when second release block 15 is moved to state shown in Fig. 1 downwards, track is then positioned at the jaw 3 of the first clamping limb 1 and the second clamping limb 2 lower end combination formation, due to the extension propulsive effort effect of the own gravity of component such as the first clamping limb and the second clamping limb and driver train, namely hoisting crane is braked, when hoisting crane is subject to unexpected External Force Acting and produces walking along track, the runner 1b of the first clamping limb bottom and the rotor wheel 2b of the second clamping limb bottom, namely displacement is produced relative to the second plane of action 6a inside the first plane of action 5a inside the first locking block 5 and the second locking block 6 respectively, described first plane of action 5a and the second plane of action 6a is namely respectively to runner 1b, rotor wheel 2b produces thrust to the inside, runner 1b, namely rotor wheel 2b produces displacement respectively to inner side, thus drive the bottom of the first clamping limb 1 and the second clamping limb 2 and lower end respectively to inner side displacement respectively, the dual-side of described jaw 3 is made to produce coupling mechanism force to track two sides, thus hoisting crane is locked on track.
Technique effect of the present utility model is: owing to arranging the first release block 14 and the second release block 15, and first release block 14 and the second release block 15 carving block 17 with montant 18 and the lower conical surface upwards in displacement process, coordinate for rolling with described rotating sleeve pipe 10 and rotatable sleeve pipe 12 periphery respectively by the arc-shaped surface on its lateral surface, the friction drag that rolling coordinates is little, therefore, montant 18 and the lower conical surface is driven to carve propulsive effort required when block 17 moves up at actuating arm 19 little, the initial drive force provided due to driver train is little, vibration when therefore effectively can reduce brake off and lock and reduction vibration noise, and improve the stability run.
Accompanying drawing explanation
Fig. 1 is the main TV structure schematic diagram of technical solutions of the utility model, determines that this figure is Figure of abstract;
Fig. 2 is the main TV structure schematic diagram of the first release block 14 and the second release block 15;
The one that Fig. 3 illustrates A-A magnifying state in Fig. 1 implements structure;
The another kind that Fig. 4 illustrates A-A magnifying state in Fig. 1 implements structure;
Fig. 5 is the B-B schematic enlarged-scale view in Fig. 1, and the one which show the first plane of action 5a and the second plane of action 6a implements structure;
The another kind that Fig. 6 illustrates the first plane of action 5a and the second plane of action 6a implements structure;
Fig. 7 is that the lower conical surface carves block 17 and the first release block 14 and the second release block 15 to the view after top offset.
Detailed description of the invention
See Fig. 1-Fig. 7.
Be provided with the first clamping limb 1 and the second clamping limb 2 of symmetrical structure, see Fig. 1;
The first transverse groove 1a is provided with in the arm body of described first clamping limb 1 bottom, runner 1b is provided with in first transverse groove 1a, runner 1b is connected with the arm body of the first clamping limb 1 bottom by vertical pivot component, and the wheel face outside described runner 1b is positioned at protrudes from the notch outside the first transverse groove 1a; See Fig. 1, Fig. 5;
The second transverse groove 2a is provided with in the arm body of described second clamping limb 2 bottom, rotor wheel 2b is provided with in second transverse groove 2a, rotor wheel 2b is connected by the arm body of vertical pivot with the second clamping limb 2 bottom, and the wheel face outside described rotor wheel 2b is positioned at protrudes from the notch outside the second transverse groove 2a; See Fig. 1, Fig. 5;
The bayonet socket combination of described first clamping limb and the second clamping limb lower end is formed can the jaw 3 of gripper rail end face and two sides;
Be provided with frame body 4, see Fig. 1, Fig. 5, the arm body of described first clamping limb 1 bottom and the arm body of the second clamping limb 2 bottom are positioned at frame body 4, the side of frame body 4 is provided with the first locking block 5, opposite side is provided with the second locking block 6, be provided with inside described first locking block 5 coordinate with described runner 1b wheel face and the first plane of action 5a of described runner 1b movement to the inside can be promoted, be provided with inside described second locking block 6 coordinate with described rotor wheel 2b wheel face and the second plane of action 6a of described rotor wheel 2b movement to the inside can be promoted;
Be provided with frame-type support 20, the two side ends of described frame body 4 is respectively in the spacing lumen pore 20a of two side, frame-type support bottom, the upper position of described first clamping limb and the second clamping limb is in the framework chamber of frame-type support middle and upper part, frame body 4 is made to be in spacing stationary state, in enforcement, described frame-type support 20 is connected with the component of hoisting crane end traveling gear.
The side arm of described first clamping limb 1 both upper ends thereof is provided with the first hinge 7, and the side arm of described second clamping limb 2 both upper ends thereof is provided with the second hinge 8; See Fig. 1, Fig. 3;
Be provided with the first swing arm 9, first swing arm 9 outer end to be connected on described first hinge 7, and can around the first hinge about 7 rotation, first swing arm 9 the inner is provided with strip hole 9a, and see Fig. 3, the first hinge 7 is provided with rotating sleeve pipe 10;
Be provided with the second swing arm 11, second swing arm 11 outer end to be connected on described second hinge 8, and around the second hinge about 8 rotation, can there be bar hole 11a second swing arm 11 the inner, see Fig. 3, the second hinge 8 is provided with rotatable sleeve pipe 12;
Described first hinge 7 and rotating sleeve pipe 10, and the second hinge 8 and rotatable sleeve pipe 12, all connected by bearing fit.
Be provided with transverse axis 13, described first swing arm 9 the inner is loaded on transverse axis 13 by the strip hole 9a on it, and described second swing arm 11 the inner is loaded on transverse axis 13 by the bar hole 11a on it;
Be provided with medial surface and second that the first release block 14 of symmetrical structure and the second release block 15, first discharge block 14 to discharge block 15 medial surface and combine and form " V " shape groove 16; See Fig. 1, Fig. 2;
Described first release block 14 lateral surface is provided with arc-shaped surface 14a and lower arc-shaped surface 14b, the lower end of upper arc-shaped surface 14a is connected mutually with the upper end of lower arc-shaped surface 14b, see Fig. 2, described upper arc-shaped surface 14a and lower arc-shaped surface 14b can coordinate with the periphery of rotating sleeve pipe 10 on the first hinge 7 respectively; Under external force, the first release block 14 can along the periphery upper and lower displacement of rotating sleeve pipe 10;
Described second release block 15 lateral surface is provided with epimere arc-shaped surface 15a and hypomere arc-shaped surface 15b, the lower end of epimere arc-shaped surface 15a is connected mutually with the upper end of hypomere arc-shaped surface 15b, see Fig. 5, described epimere arc-shaped surface 15a and hypomere arc-shaped surface 15b can coordinate with the periphery of sleeve pipe 12 rotatable on the second hinge 8 respectively; Under the effect of external force, the second release block 15 can along the periphery upper and lower displacement of rotatable sleeve pipe 12;
Be provided with the lower conical surface and carve block 17, the lower conical surface is carved block 17 bottom and is provided with connecting bore, the lower conical surface is carved block 17 and is loaded on described transverse axis 13 by this connecting bore, the described lower conical surface is carved block 17 and is positioned at described " V " shape groove 16, and the conical surface that block 17 both sides carved by the lower conical surface discharges the medial surface that block 14, second discharges block 15 respectively and coordinates with first; See Fig. 1, Fig. 3;
The upper end that block 17 carved by the described lower conical surface connects montant 18, and the upper end of montant 18 is connected with actuating arm 19 by hinge.
The master of the first release block 14 and the second release block 15 that Fig. 2 illustrates symmetrical structure looks schematic construction.As shown in the figure, the radius of arc-shaped surface 14a, the lower arc-shaped surface 14b on described first release block 14 lateral surface and the epimere arc-shaped surface 15a on the second release block 15 lateral surface, hypomere arc-shaped surface 15b is all equal; The center of circle of described arc-shaped surface 14a and described epimere arc-shaped surface 15a is equal h1 with the distance of the line of centers 16a of " V " groove respectively, the center of circle of described lower arc-shaped surface 14b and described hypomere arc-shaped surface 15b is equal h2 with the distance of the line of centers 16a of " V " groove respectively, and h1 is greater than h2; The structure that described upper arc-shaped surface 14a lower end and lower arc-shaped surface 14b upper end are connected mutually comprises the first vertical line segment 14c, upper end and the upper arc-shaped surface 14a of the first vertical line segment 14c are tangent, lower end is crossing with lower arc-shaped surface 14b, or is connected by the arc section that radius is R1; The structure that described epimere arc-shaped surface 15a lower end and hypomere arc-shaped surface 15b upper end are connected mutually comprises the second vertical line segment 15c, upper end and the epimere arc-shaped surface 15a of the second vertical line segment 15c are tangent, lower end is crossing with lower arc-shaped surface 15b, or connected by the arc section that radius is R1, the described first vertical line segment 14c is equal with the length of the second vertical line segment 15c.
The one that Fig. 3 illustrates A-A enlarged view in Fig. 1 implements structure.As shown in the figure, the first described swing arm 9 is two pieces, lays respectively at the two side ends of described first hinge 7, on the shaft part of described rotating sleeve pipe 10 between two pieces first swing arm 9; Described second swing arm 11 is two pieces, lays respectively at the two side ends on described second hinge 8, on the shaft part of described rotatable sleeve pipe 12 between two pieces second swing arm 12; The described lower conical surface is carved the block 17 both sides conical surface and is the integral type conical surface, discharges the medial surface that block 14, second discharges block 15 respectively coordinate with described first.
The another kind that Fig. 4 illustrates A-A enlarged view in Fig. 1 implements structure.As shown in the figure, the first described swing arm 9 is one, is positioned at the middle part of described first hinge 7, and described rotating sleeve pipe 10 is two pieces, lays respectively on the shaft part of the first swing arm 9 both sides; Described second swing arm 11 is one, is positioned at the middle part on described second hinge 8, and described rotatable sleeve pipe 12 is two pieces, lays respectively on the shaft part of the second swing arm 11 both sides;
The described lower conical surface carves block 17 for " n " shape structure, and the roof that block 17 " n " shape structure carved by described montant 18 and the lower conical surface is connected; The vertical walls of described first release block 14 and the second release block 15 is " n " shape structure, and " n " shape structure carving block 17 respectively with the lower conical surface is corresponding; Described the first swing arm 9 and the second swing arm 11 being positioned at middle part, is positioned at the cavity that the lower conical surface carves block 17 " n " shape structure and the first release block 14, second release block 15 " n " shape structure middle part; The conical surface 17b that block 17 carved by the lower conical surface being positioned at the first swing arm 9 both sides discharges medial surface corresponding on block 14 with first respectively and coordinates, and being positioned at upper arc-shaped surface 14a on the first release block 14 of the first swing arm 9 both sides and lower arc-shaped surface 14b can coordinate with the rotating sleeve pipe 10 being positioned at the first swing arm 9 both sides respectively; The conical surface 17c that block 17 carved by the lower conical surface being positioned at the second swing arm 11 both sides discharges medial surface corresponding on block 15 with second respectively and coordinates, and being positioned at epimere arc-shaped surface 15a on the second release block 15 of the second swing arm 11 both sides and hypomere arc-shaped surface 15b can coordinate with the rotatable sleeve pipe 12 being positioned at the second swing arm 11 both sides respectively.
Fig. 5 is the B-B schematic enlarged-scale view in Fig. 1, in enforcement, and the equal diameters of described runner 1b and rotor wheel 2b; The first plane of action 5a inside described first locking block 5 and the second plane of action 6a inside the second locking block 6 is arc surface, and the radius of described arc surface is greater than the radius of described runner 1b, rotor wheel 2b.The first plane of action 5a inside described first locking block 5 and the second plane of action 6a inside the second locking block 6, also can be its shown in Fig. 6 uncovered towards inner side, " V " shape face of being made up of oblique line.In addition, described first plane of action 5a and the second plane of action 6a should have corresponding height in the vertical direction, can keep being in contact with it and coordinating with rotor wheel 2b to meet runner 1b after with the first clamping limb 1 and the second clamping limb 2 upper and lower displacement.
In enforcement, one end of described actuating arm 19 and the upper end stud connection of a pillar stiffener, the lower end of described pillar stiffener is connected with the wall body of described frame-type support 20 one end, the other end of described actuating arm 19 is driven by driver train, described driver train preferably adopts existing electric pushrod device, also can be other forms of driver train, the fixed end of described driver train is connected with the wall body of described frame-type support 20 other end; When the catch bar of driver train stretches out, namely described montant 18 and the lower conical surface is driven to carve block 17 to top offset by described actuating arm 19, when the catch bar of driver train shrinks, namely described montant 18 and the lower conical surface is driven to carve block 17 to bottom offset by described actuating arm 19.In addition, on the basis of described actuating arm 19, by the rod-type structure arranged in addition, additional the Manual drive mechanism driving montant 18 and the lower conical surface to carve block 17 displacement is up or down set, additionally Manual drive mechanism is set is conducive to the maintenance to rail clamping device related components and the debugging to rail clamping device.
Various enforcement structure described in this specification sheets detailed description of the invention and scope of the present utility model is all belonged to any distressed structure of technical solutions of the utility model.
Claims (6)
1. a self-locking rail clamping device, comprising:
Be provided with the first clamping limb (1) and second clamping limb (2) of symmetrical structure;
The first transverse groove (1a) is provided with in the arm body of described first clamping limb (1) bottom, runner (1b) is provided with in first transverse groove (1a), runner (1b) is connected by the arm body of vertical pivot component with the first clamping limb (1) bottom, and the wheel face outside described runner (1b) is positioned at protrudes from the notch in the first transverse groove (1a) outside;
The second transverse groove (2a) is provided with in the arm body of described second clamping limb (2) bottom, rotor wheel (2b) is provided with in second transverse groove (2a), rotor wheel (2b) is connected by the arm body of vertical pivot with the second clamping limb (2) bottom, and the wheel face outside described rotor wheel (2b) is positioned at protrudes from the notch in the second transverse groove (2a) outside;
The bayonet socket combination of described first clamping limb and the second clamping limb lower end is formed can the jaw (3) of gripper rail end face and two sides;
Be provided with frame body (4), the described arm body of the first clamping limb (1) bottom and the arm body of the second clamping limb (2) bottom are positioned at frame body (4), the side of frame body (4) is provided with the first locking block (5), opposite side is provided with the second locking block (6), described first locking block (5) inner side is provided with and coordinates with described runner (1b) wheel face, and first plane of action (5a) of described runner (1b) movement to the inside can be promoted, described second locking block (6) inner side is provided with and coordinates with described rotor wheel (2b) wheel face, and second plane of action (6a) of described rotor wheel (2b) movement to the inside can be promoted,
Be provided with frame-type support (20), the two side ends of described frame body (4) is respectively in the spacing lumen pore (20a) of two side, frame-type support bottom, and the upper position of described first clamping limb and the second clamping limb is in the framework chamber of frame-type support middle and upper part;
The side arm of described first clamping limb (1) both upper ends thereof is provided with the first hinge (7), and the side arm of described second clamping limb (2) both upper ends thereof is provided with the second hinge (8);
It is characterized in that:
Be provided with the first swing arm (9), first swing arm (9) outer end is connected on described first hinge (7), and can around the first hinge (7) rotation up and down, the first swing arm (9) the inner has strip hole (9a), the first hinge (7) is provided with rotating sleeve pipe (10);
Be provided with the second swing arm (11), second swing arm (11) outer end is connected on described second hinge (8), and can around the second hinge (8) rotation up and down, the second swing arm (11) the inner has bar hole (11a), the second hinge (8) is provided with rotatable sleeve pipe (12);
Be provided with transverse axis (13), described first swing arm (9) the inner is loaded on transverse axis (13) by the strip hole (9a) on it, and described second swing arm (11) the inner is loaded on transverse axis (13) by the bar hole (11a) on it;
Be provided with the first release block (14) and second release block (15) of symmetrical structure, the first medial surface and second discharging block (14) discharges block (15) medial surface and combines and form " V " shape groove (16);
Described first release block (14) lateral surface is provided with arc-shaped surface (14a) and lower arc-shaped surface (14b), the lower end of upper arc-shaped surface (14a) is connected mutually with the upper end of lower arc-shaped surface (14b), upper arc-shaped surface (14a) on first release block (14) lateral surface and lower arc-shaped surface (14b) can coordinate with the periphery of rotating sleeve pipe (10) on the first hinge (7) respectively, under external force, the first release block (14) can along the periphery upper and lower displacement of rotating sleeve pipe (10);
Described second release block (15) lateral surface is provided with epimere arc-shaped surface (15a) and hypomere arc-shaped surface (15b), the lower end of epimere arc-shaped surface (15a) is connected mutually with the upper end of hypomere arc-shaped surface (15b), epimere arc-shaped surface (15a) on second release block (15) lateral surface and hypomere arc-shaped surface (15b) can coordinate with the periphery of rotatable sleeve pipe (12) on the second hinge (8) respectively, under the effect of external force, the second release block (15) can along the periphery upper and lower displacement of rotatable sleeve pipe (12);
Be provided with the lower conical surface and carve block (17), the lower conical surface is carved block (17) and is provided with connecting bore, the lower conical surface is carved block (17) and is loaded on described transverse axis (13) by this connecting bore, and being positioned at described " V " shape groove (16), the conical surface that block (17) both sides carved by the lower conical surface can discharge the medial surface that block (14), second discharges block (15) respectively and coordinate with first;
The upper end that block (17) carved by the described lower conical surface connects montant (18), and the upper end of montant (18) is connected with actuating arm (19) by hinge.
2., according to a kind of self-locking rail clamping device according to claim 1, it is characterized in that:
The radius that arc-shaped surface (14a) on described first release block (14) lateral surface and lower arc-shaped surface (14b) and second discharge epimere arc-shaped surface (15a) on block (15) lateral surface and hypomere arc-shaped surface (15b) is all equal;
The center of circle of described arc-shaped surface (14a) and described epimere arc-shaped surface (15a) is equal h1 with the distance of the line of centers (16a) of " V " groove respectively, the center of circle of described lower arc-shaped surface (14b) and described hypomere arc-shaped surface (15b) is equal h2 with the distance of the line of centers (16a) of " V " groove respectively, and described h1 is greater than h2;
The structure that described upper arc-shaped surface (14a) lower end is connected mutually with lower arc-shaped surface (14b) upper end comprises the first vertical line segment (14c), upper end and the upper arc-shaped surface (14a) of the first vertical line segment (14c) are tangent, lower end is crossing with lower arc-shaped surface (14b), or is connected by the arc section that radius is R1;
Described epimere arc-shaped surface (15a) lower end comprises the second vertical line segment (15c) with the structure that hypomere arc-shaped surface (15b) upper end is connected mutually, upper end and the epimere arc-shaped surface (15a) of the second vertical line segment (15c) are tangent, lower end is crossing with lower arc-shaped surface (15b), or connected by the arc section that radius is R1, the described first vertical line segment (14c) is equal with the length of the second vertical line segment (15c).
3., according to a kind of self-locking rail clamping device according to claim 1, it is characterized in that:
Described the first swing arm (9) is two pieces, lays respectively at the two side ends of described first hinge (7), and described rotating sleeve pipe (10) is positioned on the shaft part between two pieces first swing arm (9);
Described second swing arm (11) is two pieces, lays respectively at the two side ends on described second hinge (8), on the shaft part of described rotatable sleeve pipe (12) between two pieces second swing arm 12;
The described lower conical surface is carved block (17) the both sides conical surface and is the integral type conical surface, discharges the medial surface that block (14), second discharges block (15) respectively coordinate with described first.
4., according to a kind of self-locking rail clamping device according to claim 1, it is characterized in that:
Described the first swing arm (9) is one, is positioned at the middle part of described first hinge (7), and described rotating sleeve pipe (10) is two pieces, lays respectively on the shaft part of the first swing arm (9) both sides;
Described second swing arm (11) is one, is positioned at the middle part of described second hinge (8), and described rotatable sleeve pipe (12) is two pieces, lays respectively on the shaft part of the second swing arm (11) both sides;
Block (17) carved by the described lower conical surface is " n " shape structure, and the roof that block (17) " n " shape structure carved by described montant (18) and the lower conical surface is connected;
The vertical walls of described first release block (14) and the second release block (15) is " n " shape structure, and " n " shape structure carving block (17) respectively with the lower conical surface is corresponding;
Described the first swing arm (9) and the second swing arm (11) being positioned at middle part, is positioned at the lower conical surface and carves the cavity that block (17) " n " shape structure and first discharges block (14), second release block (15) " n " shape structure middle part;
The conical surface (17b) that block (17) carved by the lower conical surface being positioned at the first swing arm (9) both sides discharges the upper corresponding medial surface of block (14) respectively and coordinates with first, be positioned at first of the first swing arm (9) both sides and discharge upper arc-shaped surface (14a) on block (14) and lower arc-shaped surface (14b) can coordinate with the rotating sleeve pipe (10) being positioned at the first swing arm (9) both sides respectively;
The conical surface (17c) that block (17) carved by the lower conical surface being positioned at the second swing arm (11) both sides discharges the upper corresponding medial surface of block (15) respectively and coordinates with second, be positioned at second of the second swing arm (11) both sides and discharge epimere arc-shaped surface (15a) on block (15) and hypomere arc-shaped surface (15b) can coordinate with the rotatable sleeve pipe (12) being positioned at the second swing arm (11) both sides respectively.
5., according to a kind of self-locking rail clamping device according to claim 1, it is characterized in that:
The equal diameters of described runner (1b) and rotor wheel (2b);
First plane of action (5a) of described first locking block (5) inner side and second plane of action (6a) of the second locking block (6) inner side are arc surface, and the radius of described arc surface is greater than the radius of described runner (1b), rotor wheel (2b);
Or, described first plane of action (5a) and the second plane of action (6a) for its uncovered towards inner side, " V " shape face of being made up of oblique line.
6. according to a kind of self-locking rail clamping device according to claim 1, it is characterized in that: one end of described actuating arm (19) and the upper end stud connection of a pillar stiffener, the lower end of described pillar stiffener is connected with the wall body of described frame-type support (20) one end, the other end of described actuating arm (19) is driven by electric pushrod device, and the fixed end of electric pushrod device is connected with the wall body of described frame-type support (20) other end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520092564.2U CN204454291U (en) | 2015-02-10 | 2015-02-10 | A kind of self-locking rail clamping device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520092564.2U CN204454291U (en) | 2015-02-10 | 2015-02-10 | A kind of self-locking rail clamping device |
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| Publication Number | Publication Date |
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| CN204454291U true CN204454291U (en) | 2015-07-08 |
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| CN201520092564.2U Active CN204454291U (en) | 2015-02-10 | 2015-02-10 | A kind of self-locking rail clamping device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110948441A (en) * | 2019-11-26 | 2020-04-03 | 贵州航天特种车有限责任公司 | Clamping device |
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- 2015-02-10 CN CN201520092564.2U patent/CN204454291U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110948441A (en) * | 2019-11-26 | 2020-04-03 | 贵州航天特种车有限责任公司 | Clamping device |
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