CN111605375B - Quick connector convenient to trailer - Google Patents
Quick connector convenient to trailer Download PDFInfo
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- CN111605375B CN111605375B CN202010490712.1A CN202010490712A CN111605375B CN 111605375 B CN111605375 B CN 111605375B CN 202010490712 A CN202010490712 A CN 202010490712A CN 111605375 B CN111605375 B CN 111605375B
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- rod
- fixedly connected
- traction head
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- shaped
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60D—VEHICLE CONNECTIONS
- B60D1/00—Traction couplings; Hitches; Draw-gear; Towing devices
- B60D1/48—Traction couplings; Hitches; Draw-gear; Towing devices characterised by the mounting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60D—VEHICLE CONNECTIONS
- B60D1/00—Traction couplings; Hitches; Draw-gear; Towing devices
- B60D1/24—Traction couplings; Hitches; Draw-gear; Towing devices characterised by arrangements for particular functions
- B60D1/243—Traction couplings; Hitches; Draw-gear; Towing devices characterised by arrangements for particular functions for protection in case of crash, collision, impact, or the like
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60D—VEHICLE CONNECTIONS
- B60D1/00—Traction couplings; Hitches; Draw-gear; Towing devices
- B60D1/24—Traction couplings; Hitches; Draw-gear; Towing devices characterised by arrangements for particular functions
- B60D1/36—Traction couplings; Hitches; Draw-gear; Towing devices characterised by arrangements for particular functions for facilitating connection, e.g. hitch catchers, visual guide means, signalling aids
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60D—VEHICLE CONNECTIONS
- B60D1/00—Traction couplings; Hitches; Draw-gear; Towing devices
- B60D1/24—Traction couplings; Hitches; Draw-gear; Towing devices characterised by arrangements for particular functions
- B60D1/42—Traction couplings; Hitches; Draw-gear; Towing devices characterised by arrangements for particular functions for being adjustable
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- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Clamps And Clips (AREA)
Abstract
The invention discloses a quick connector convenient for a trailer, which relates to the technical field of trailer traction, and comprises a fixed clamping piece, a traction head, an elastic piece, a clamping piece, a traction head fixing frame, a clamping piece contraction adjusting device and a conical guide seat. Toper guide holder fixed connection is at the front end of fixed joint spare, and the one end butt of drawing head is on fixed joint spare, and the drawing head is located the toper guide holder, and the other end symmetry of drawing head is equipped with two elastic component, and two elastic component all cooperate to be connected on the drawing head mount, and the fastener is established at the middle part of drawing head, and fastener shrink adjusting device establishes at the other end of drawing head, and fastener shrink adjusting device is connected with the fastener cooperation.
Description
Technical Field
The invention relates to the technical field of trailer traction, in particular to a quick connector convenient for a trailer.
Background
The utility model discloses an automatic clamping structure of a dragging mechanism and a vehicle traction mechanism, which comprises an installation joint, a trailer tongue and a bolt structure, wherein the installation joint is used for connecting the main body of the dragging mechanism, the installation joint is provided with an insertion port for inserting the trailer tongue, the trailer tongue is provided with a pin hole, and the bolt structure comprises an elastic piece, a bolt body fixed outside the installation joint and a connecting pin slidably arranged on the bolt body; when the trailer tongue is inserted into the insertion port, the connecting pin extends into the pin hole under the elastic force of the elastic piece. When external force is applied, the connecting pin can slide relative to the plug pin body towards the direction of withdrawing the plug interface, so that the connecting pin can not interfere the insertion or withdrawal of the trailer tongue into or from the plug interface; when the external force is removed, the connecting pin slides towards the direction penetrating into the socket under the action of the elastic force of the elastic piece; after the trailer tongue is inserted in place, the elastic piece can automatically drive the connecting pin to extend into the pin hole so as to clamp the trailer tongue and the main body of the dragging mechanism, the connecting pin and the aligning pin hole do not need to be kicked down, and the operation is convenient. However, this device does not allow for quick installation when there is some deviation in the connection required between the towing vehicle and the towed vehicle.
Disclosure of Invention
The invention aims to provide a quick connector convenient for a trailer, which has the advantages that the quick connector can be quickly installed when a part needing to be connected between a tractor and the trailer has certain deviation, and has a buffering function.
The purpose of the invention is realized by the following technical scheme:
the utility model provides a high-speed joint head convenient to trailer, includes fixed joint spare, traction head, elastic component, fastener, traction head mount, fastener shrink adjusting device and toper guide holder, toper guide holder fixed connection at the front end of fixed joint spare, the one end butt of traction head is on fixed joint spare, the traction head is located the toper guide holder, the other end symmetry of traction head is equipped with two elastic components, two elastic components all cooperate to be connected on the traction head mount, the fastener is established at the middle part of traction head, fastener shrink adjusting device establishes the other end at the traction head, fastener shrink adjusting device is connected with the fastener cooperation.
As a further optimization of the technical scheme, the quick connector convenient for the trailer comprises a fixing clamping piece, a fixing frame, a clamping through groove and a U-shaped limiting plate, wherein the fixing clamping piece comprises a first cross beam, a fixing frame, a clamping through groove and a U-shaped limiting plate; the both ends of first crossbeam are mount of fixed connection respectively, and the middle part of first crossbeam is equipped with the screens and leads to the groove, and the one end fixed connection that the toper guide holder aperture is little is at the front end middle part of first crossbeam, and the intercommunication is led to the groove with the screens to the toper guide holder, and the rear end butt of traction head is leading to the inslot at the screens, and the rear end middle part symmetry of first crossbeam is equipped with two U type limiting plates.
As a further optimization of the technical scheme, the quick connector convenient for the trailer is characterized in that the traction head is provided with an installation groove, a central groove and a rear notch; the middle part symmetry of drawing the head is equipped with two mounting grooves, and the middle part of drawing the head is equipped with the center slot, center slot and two mounting grooves intercommunication, and the front end of drawing the head is equipped with the back notch, back notch and center slot intercommunication, and the elastic component is established at the center inslot side.
As a further optimization of the technical scheme, the quick connector convenient for towing comprises an elastic part, a first connecting rod, a second connecting rod, a first spring sleeve rod, a first buffer spring, a second spring sleeve rod, a second buffer spring and a jack, wherein the elastic part comprises a door-shaped frame, a telescopic rod, a first spring sleeve rod, a second buffer spring, a second spring sleeve rod and a jack; the door-shaped frame is fixedly connected to the front end of the traction head, two ends of the telescopic rod are respectively fixedly connected with the door-shaped frame and the second spring loop rod, the second spring loop rod is sleeved with the second buffer spring, the two first spring loop rods are symmetrically and fixedly connected to the upper end and the lower end of the telescopic rod, the two first spring loop rods are respectively sleeved with the first buffer spring, and the second spring loop rod and the two first spring loop rods are both in matched connection with the traction head fixing frame; the outer end of the front end face of the telescopic rod is provided with a jack.
As a further optimization of the technical scheme, the quick connector convenient for the trailer comprises a traction head fixing frame, a first connecting rod, a second connecting rod, a first screw rod sliding groove, a first screw rod base and a second screw rod; the rear end of the second cross beam is fixedly connected with two connecting plates, the two door-shaped frames are symmetrically and fixedly connected to the two connecting plates, the outer ends of the two door-shaped frames are respectively provided with a second rod sliding groove, and the upper end and the lower end of each door-shaped frame are respectively provided with a first rod sliding groove; the first spring loop bars are connected in a first bar chute in a sliding fit manner, the second spring loop bars are connected in a second bar chute in a sliding fit manner, the outer ends of the second buffer spring and the two first spring loop bars are respectively fixedly connected to the door-shaped frame, and the inner ends of the second buffer spring and the two first spring loop bars are fixedly connected to the telescopic bars; the front ends of the two door-shaped frames are respectively fixedly connected with a screw seat, and the two screw seats are respectively connected with an inserting screw in a threaded fit manner; the inserting screw corresponds to the inserting hole.
As further optimization of the technical scheme, the quick connector convenient for the trailer comprises clamping pieces, a sliding rod, a fixing plate, a sliding block, a compression spring, an L-shaped rod, a cylindrical rod, a hinged plate, a short shaft, an accommodating groove, a clamping plate and a rotating shaft, wherein the clamping piece comprises a sliding rod, a fixing plate, a sliding block, a compression spring, an L-shaped rod, a cylindrical rod, a hinged plate, a short; the rear end of the sliding rod is fixedly connected to the rear end of the central groove, the front end of the sliding rod is fixedly connected to the front end of the central groove through a fixing plate, the sliding block is connected to the sliding rod in a sliding fit mode, the compression spring is sleeved on the sliding rod, the two ends of the compression spring are respectively and fixedly connected with the sliding block and the fixing plate, the two ends of the sliding block are respectively and fixedly connected with an L-shaped rod, the two L-shaped rods are respectively and slidably connected to the two ends of the fixing plate in a fit mode, the front ends of the two L-shaped rods are located in the rear groove openings; the two ends of the sliding block are respectively and rotatably connected with a hinged plate, the upper ends of the two hinged plates are respectively and rotatably connected with a short shaft, the two short shafts are respectively and fixedly connected in the containing grooves formed in the inner end faces of the two clamping plates, the rear ends of the two clamping plates are respectively and rotatably connected with a rotating shaft, and the two rotating shafts are respectively and fixedly connected at the rear ends of the two mounting grooves.
As a further optimization of the technical scheme, the quick connector convenient for the trailer is characterized in that the clamping piece contraction adjusting device comprises a motor, a screw rod and a n-shaped push plate; the motor passes through the motor frame fixed will be at the front end of traction head, and the output shaft of motor passes through the coupling joint screw rod, and nearly style of calligraphy push pedal passes through screw-thread fit to be connected on the screw rod, and the both ends of nearly style of calligraphy push pedal are located the rear end of two cylinder poles respectively, and the bottom surface at nearly style of calligraphy push pedal both ends all laminates with the traction head.
As further optimization of the technical scheme, the quick connector convenient for the trailer is characterized in that the front end of the traction head is of a trapezoidal structure, and the edge profile of the trapezoidal structure is of a transition arc shape.
As a further optimization of the technical scheme, the quick connector convenient for the trailer is characterized in that the caliber of the clamping through groove is equal to the size of the cross section of the traction head.
The quick connector convenient for towing has the beneficial effects that:
the invention relates to a quick connector convenient for a trailer, which is characterized in that under the action of two elastic members, a traction head has elastic freedom, the traction head can move in a certain range, when a fixed clamping piece and the traction head on a tractor and a trailer deviate in the installation process, the deviation of the traction head is only in the control range of a conical guide seat, the conical guide seat can guide the traction head, so that the traction head automatically aligns to a clamping through groove on the fixed clamping piece, the clamping piece can be clamped on the fixed clamping piece to realize quick installation by pushing the traction head backwards by the trailer, simultaneously two elastic members enable the traction head to have a buffering function, a traction head fixing frame and two elastic members can be fixedly locked, at the moment, the device is switched to have no buffering function, at the moment, the traction head has no freedom and can only align to the clamping through groove to be installed on the fixed clamping piece under the control of the trailer, two installation modes can be switched according to actual conditions.
Drawings
FIG. 1 is a first schematic view of a quick connector for a trailer according to the present invention;
FIG. 2 is a schematic structural view of a second quick connector for a trailer according to the present invention;
FIG. 3 is a third schematic structural view of a quick connector for a trailer according to the present invention;
FIG. 4 is a first structural view of the fixed clamping member and the conical guide seat;
FIG. 5 is a second schematic structural view of the fixed clip member and the tapered guide seat;
FIG. 6 is a schematic structural view of the drawing head, the elastic member and the cartridge contraction adjusting means;
FIG. 7 is a schematic view of the construction of the cartridge;
fig. 8 is a schematic structural view of the traction head fixing frame.
In the figure: fixing the clamping piece 1; a first cross member 1-1; a fixed frame 1-2; a clamping through groove 1-3; 1-4U-shaped limiting plates; a traction head 2; mounting grooves 2-1; a central groove 2-2; 2-3 of a rear notch; an elastic member 3; a gantry 3-1; 3-2 parts of a telescopic rod; a first spring loop bar 3-3; a first buffer spring 3-4; 3-5 parts of a second spring sleeve rod; a second buffer spring 3-6; 3-7 of jacks; a fastener 4; a slide bar 4-1; a fixing plate 4-2; 4-3 of a sliding block; 4-4 of a compression spring; 4-5 of an L-shaped rod; 4-6 parts of a cylindrical rod; hinge plates 4-7; the short shaft is 4-8; 4-9 of a receiving groove; 4-10 parts of a clamping plate; 4-11 parts of a rotating shaft; a traction head fixing frame 5; a second cross member 5-1; a connecting plate 5-2; 5-3 of a portal frame; a first rod runner 5-4; a second rod runner 5-5; 5-6 of screw base; 5-7 of inserting screws; a clamping piece contraction adjusting device 6; a motor 6-1; 6-2 parts of a screw; a push plate 6-3 shaped like a Chinese character 'ji'; a conical guide seat 7.
Detailed Description
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Moreover, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the electrical components that appear in this application all external intercommunication power and control switch when using.
The invention is described in further detail below with reference to figures 1-8 and the detailed description.
The first embodiment is as follows:
the embodiment is described below with reference to fig. 1-8, a quick connector convenient for towing comprises a fixing clamping piece 1, a traction head 2, elastic pieces 3, a clamping piece 4, a traction head fixing frame 5, a clamping piece shrinkage adjusting device 6 and a conical guide seat 7, wherein the conical guide seat 7 is fixedly connected at the front end of the fixing clamping piece 1, one end of the traction head 2 is abutted against the fixing clamping piece 1, the traction head 2 is located in the conical guide seat 7, the other end of the traction head 2 is symmetrically provided with the two elastic pieces 3, the two elastic pieces 3 are connected to the traction head fixing frame 5 in a matching manner, the clamping piece 4 is arranged in the middle of the traction head 2, the clamping piece shrinkage adjusting device 6 is arranged at the other end of the traction head 2, and the clamping piece shrinkage adjusting device 6 is connected to the clamping piece 4 in a matching manner. When in use, the fixed clamping piece 1 and the traction head fixing frame 5 are respectively fixedly connected at the tail part of the tractor and the head part of the trailer by inserting screws into the fixed clamping piece 1 and the traction head fixing frame 5, during installation, only the head part of the trailer needs to drive the traction head 2 to be close to the fixed clamping piece 1 at the tail part of the tractor, because under the action of the two elastic pieces 3, the traction head 2 has elastic freedom, the traction head 2 can move in a certain range, when the traction head 2 on the trailer is deviated from the fixed clamping piece 1 on the tractor during installation, the deviation of the traction head 2 only needs to be within the control range of the conical guide seat 7, the traction head 2 enters the conical guide seat 7, the conical guide seat 7 can guide the traction head 2, so that the traction head 2 automatically aligns to the middle part on the fixed clamping piece 1, the traction head 2 is pushed towards the direction close to the fixed clamping piece 1 by the trailer, traction head 2 can enter into the middle part of fixed joint spare 1, fastener 4 contracts simultaneously, when fastener 4 removes the rear end to fixed joint spare 1, fastener 4 can expand automatically, when the tractor pulling is by the trailer, fastener 4 can keep the state of joint with fixed joint spare 1, realize the quick installation of fixed joint spare 1 and traction head mount 5, two elastic component 3 make traction head 2 have the function of buffering simultaneously, also can fix the lock with traction head mount 5 and two elastic component 3 and die, the device switches over the state that does not possess the buffer function this moment, traction head 2 does not have the degree of freedom this moment, can only aim at fixed joint spare 1's middle part and install on fixed joint spare 1 under the control by the trailer, can switch two kinds of installation modes according to actual conditions.
The second embodiment is as follows:
the embodiment is described below with reference to fig. 1 to 8, and the fixing and clamping member 1 includes a first beam 1-1, a fixing frame 1-2, a clamping through groove 1-3, and a U-shaped limiting plate 1-4; the two ends of the first cross beam 1-1 are respectively fixedly connected with a fixing frame 1-2, the middle of the first cross beam 1-1 is provided with a clamping through groove 1-3, one end with a small caliber of a conical guide seat 7 is fixedly connected to the middle of the front end of the first cross beam 1-1, the conical guide seat 7 is communicated with the clamping through groove 1-3, the rear end of a traction head 2 is abutted against the inside of the clamping through groove 1-3, and the middle of the rear end of the first cross beam 1-1 is symmetrically provided with two U-shaped limiting plates 1-4. When the tractor is used, the first cross beam 1-1 is fixed at the tail part of the tractor by inserting screws into the two fixing frames 1-2, when the traction head 2 is close to the first cross beam 1-1 and the traction head 2 is within the related range of the conical guide seat 7, the conical guide seat 7 plays a role in guiding the traction head 2, and the conical guide seat 7 can guide the traction head 2 to be accurately aligned with the clamping through groove 1-3 and inserted into the clamping through groove 1-3.
The third concrete implementation mode:
the embodiment is described below with reference to fig. 1-8, wherein the traction head 2 is provided with an installation groove 2-1, a central groove 2-2 and a rear notch 2-3; the middle part of the traction head 2 is symmetrically provided with two mounting grooves 2-1, the middle part of the traction head 2 is provided with a central groove 2-2, the central groove 2-2 is communicated with the two mounting grooves 2-1, the front end of the traction head 2 is provided with a rear notch 2-3, the rear notch 2-3 is communicated with the central groove 2-2, and the elastic part 3 is arranged on the inner side of the central groove 2-2. When the tractor is used, the tractor 2 is connected with the head of a trailer through the tractor fixing frame 5, when the tractor 2 on the trailer has deviation with the clamping through groove 1-3, the tractor 2 is abutted on the inner wall of the conical guide seat 7, when the trailer drives the tractor 2 to continue to be close to the first cross beam 1-1, the tractor 2 has freedom degree, the conical guide seat 7 is of a conical structure, the inner wall of the conical guide seat 7 can guide the tractor 2 to be accurately aligned with the clamping through groove 1-3, the tractor 2 is pushed towards the direction close to the fixed clamping part 1 through the trailer, and the tractor 2 can enter the clamping through groove 1-3.
The fourth concrete implementation mode:
referring to fig. 1-8, the elastic member 3 includes a door frame 3-1, an expansion rod 3-2, a first spring loop bar 3-3, a first buffer spring 3-4, a second spring loop bar 3-5, a second buffer spring 3-6, and an insertion hole 3-7; the door-shaped frame 3-1 is fixedly connected to the front end of the traction head 2, two ends of the telescopic rod 3-2 are respectively and fixedly connected with the door-shaped frame 3-1 and a second spring loop rod 3-5, a second buffer spring 3-6 is sleeved on the second spring loop rod 3-5, the two first spring loop rods 3-3 are symmetrically and fixedly connected to the upper end and the lower end of the telescopic rod 3-2, the two first spring loop rods 3-3 are respectively sleeved with a first buffer spring 3-4, and the second spring loop rod 3-5 and the two first spring loop rods 3-3 are both in matched connection with the traction head fixing frame 5; the outer end of the front end face of the telescopic rod 3-2 is provided with a jack 3-7. When the tractor is used, the first spring loop rods 3-3 and the second spring loop rods 3-5 on the two elastic pieces 3 can slide on the traction head fixing frame 5, so that the traction head 2 can move randomly in a circumferential range, and when the traction head 2 deviates from the clamping through groove 1-3, the inner wall of the conical guide seat 7 can guide the traction head 2 to be accurately aligned with the clamping through groove 1-3.
The fifth concrete implementation mode:
the embodiment is described below with reference to fig. 1 to 8, wherein the traction head fixing frame 5 comprises a second cross beam 5-1, a connecting plate 5-2, a door-shaped frame 5-3, a first rod sliding groove 5-4, a second rod sliding groove 5-5, a screw seat 5-6 and an inserting screw 5-7; the rear end of the second beam 5-1 is fixedly connected with two connecting plates 5-2, two door-shaped frames 5-3 are symmetrically and fixedly connected to the two connecting plates 5-2, the outer ends of the two door-shaped frames 5-3 are respectively provided with a second rod sliding groove 5-5, and the upper end and the lower end of each door-shaped frame 5-3 are respectively provided with a first rod sliding groove 5-4; the first spring loop bars 3-3 are connected in the first bar sliding grooves 5-4 in a sliding fit mode, the second spring loop bars 3-5 are connected in the second bar sliding grooves 5-5 in a sliding fit mode, the outer ends of the second buffer springs 3-6 and the two first spring loop bars 3-3 are respectively fixedly connected to the portal frame 5-3, and the inner ends of the second buffer springs 3-6 and the two first spring loop bars 3-3 are respectively fixedly connected to the telescopic bars 3-2; the front ends of the two door-shaped frames 5-3 are respectively fixedly connected with a screw seat 5-6, and the two screw seats 5-6 are respectively connected with an inserting screw 5-7 in a threaded fit manner; the inserting screws 5-7 correspond to the inserting holes 3-7. When in use, the second beam 5-1 is fixed on the head of a trailer by inserting screws into the second beam 5-1, the first spring sleeve rod 3-3 can move left and right in the first rod chute 5-4, the second spring sleeve rod 3-5 can move up and down in the second rod chute 5-5, and simultaneously the first spring sleeve rod 3-3 and the second spring sleeve rod 3-5 can slide in the first rod chute 5-4 and the second rod chute 5-5 simultaneously, so that the traction head 2 can move freely in the circumferential range, the second spring sleeve rod 3-5 can enable the traction head 2 to have elastic freedom under the action of the first buffer spring 3-4 and the second buffer spring 3-6, so that the traction head 2 can be automatically aligned under the help of the conical guide seat 7 when in installation, meanwhile, the first buffer spring 3-4 and the second buffer spring 3-6 play a role in buffering, when the vehicle jolts and misplaces in the running process, the first buffer spring 3-4 and the second buffer spring 3-6 can stretch or contract to buffer and absorb shock, so that hard collision is avoided, and the traction head 2 and the first beam 1-1 are kept in a stable connection state; inserting screws 5-7 into the inserting holes 3-7 in a rotating mode, at the moment, the telescopic rods 3-2 and the door-shaped frames 5-3 are integrated, the traction head 2 loses elastic freedom degree and is integrated with the second cross beam 5-1 and a trailer, at the moment, the device is switched to a state without a buffering function, at the moment, the traction head 2 does not have the freedom degree, and only can be aligned to the middle of the fixed clamping piece 1 and installed on the fixed clamping piece 1 under the control of the trailer to achieve mode switching.
The sixth specific implementation mode:
the embodiment is described below with reference to fig. 1-8, and the clip member 4 includes a sliding rod 4-1, a fixed plate 4-2, a sliding block 4-3, a compression spring 4-4, an L-shaped rod 4-5, a cylindrical rod 4-6, a hinged plate 4-7, a short shaft 4-8, a receiving groove 4-9, a clip plate 4-10 and a rotating shaft 4-11; the rear end of a sliding rod 4-1 is fixedly connected to the rear end of a central groove 2-2, the front end of the sliding rod 4-1 is fixedly connected to the front end of the central groove 2-2 through a fixing plate 4-2, a sliding block 4-3 is connected to the sliding rod 4-1 in a sliding fit mode, a compression spring 4-4 is sleeved on the sliding rod 4-1, two ends of the compression spring 4-4 are respectively and fixedly connected with the sliding block 4-3 and the fixing plate 4-2, two ends of the sliding block 4-3 are respectively and fixedly connected with an L-shaped rod 4-5, two L-shaped rods 4-5 are respectively and slidably connected to two ends of the fixing plate 4-2 in a fit mode, the front ends of the two L-shaped rods 4-5 are located in rear groove openings 2-3, and the upper ends of the two L-shaped rods 4; two ends of the sliding block 4-3 are respectively and rotatably connected with a hinged plate 4-7, the upper ends of the two hinged plates 4-7 are respectively and rotatably connected with a short shaft 4-8, the two short shafts 4-8 are respectively and fixedly connected in accommodating grooves 4-9 arranged on the inner end surfaces of the two clamping plates 4-10, the rear ends of the two clamping plates 4-10 are respectively and rotatably connected with a rotating shaft 4-11, and the two rotating shafts 4-11 are respectively and fixedly connected with the rear ends of the two mounting grooves 2-1. When the tractor is used, the sliding block 4-3 is always pushed backwards under the elastic force of the compression spring 4-4, the two clamping plates 4-10 are normally in an unfolded state, when the traction head 2 is inserted into the clamping through groove 1-3, the inner part of the conical guide seat 7 can press the two clamping plates 4-10 to fold inwards, the sliding block 4-3, the two L-shaped rods 4-5 and the two cylindrical rods 4-6 can move forwards, the compression spring 4-4 is compressed, the two clamping plates 4-10 are accommodated into the two installation grooves 2-1 and enter the clamping through groove 1-3, when the clamping plates 4-10 are positioned at the rear end of the first cross beam 1-1, the two clamping plates 4-10 can be pushed to unfold under the elastic force of the compression spring 4-4, when the tractor pulls forwards to be pulled by the trailer, the two compression springs 4-4 are clamped in the two clamping through grooves 1-3, the two clamping plates 4-10 are in an unfolded state under the support of the two hinged plates 4-7, the two clamping plates 4-10 are clamped at the rear end of the first cross beam 1-1, the traction head 2 is prevented from being separated from the first cross beam 1-1, the first cross beam 1-1 and the traction head 2 can be quickly clamped only by moving the traction head 2 backwards,
the seventh embodiment:
the embodiment is described below with reference to fig. 1-8, and the clamping piece contraction adjusting device 6 comprises a motor 6-1, a screw 6-2 and a n-shaped push plate 6-3; the motor 6-1 is fixed at the front end of the traction head 2 through a motor frame, an output shaft of the motor 6-1 is connected with the screw 6-2 through a coupler, the n-shaped push plate 6-3 is connected to the screw 6-2 through thread fit, two ends of the n-shaped push plate 6-3 are respectively positioned at the rear ends of the two cylindrical rods 4-6, and bottom surfaces of two ends of the n-shaped push plate 6-3 are attached to the traction head 2. When the device is used and the connection between the traction head 2 and the first cross beam 1-1 needs to be disconnected, the motor 6-1 is started to drive the n-shaped push plate 6-3 to move forwards through the screw 6-2, the n-shaped push plate 6-3 hooks the two cylindrical rods 4-6 to move forwards, the two cylindrical rods 4-6 drive the sliding block 4-3 to move forwards through the two L-shaped rods 4-5, the sliding block 4-3 drives the two clamping plates 4-10 to be accommodated in the installation groove 2-1 through the two hinged plates 4-7, and at the moment, the traction head 2 and the two clamping plates 4-10 can be pushed out from the clamping through groove 1-3 and pulled away, namely, the traction head 2 and the first cross beam 1-1 are disassembled.
The specific implementation mode is eight:
the embodiment is described below with reference to fig. 1 to 8, the front end of the traction head 2 is a trapezoid structure, and the edge profile of the trapezoid structure is a transition arc shape, so that the friction force is reduced during installation, the installation can be smoother, and the installation process is smooth.
The specific implementation method nine:
the embodiment is described below with reference to fig. 1 to 8, and the size of the caliber of the clamping through groove 1-3 is equal to the size of the cross section of the traction head 2.
The invention relates to a working principle of a quick connector convenient for a trailer, which comprises the following steps: when the device is used, the fixed clamping piece 1 and the traction head fixing frame 5 are respectively fixedly connected at the tail part of a tractor and the head part of a trailer by inserting screws into the fixed clamping piece 1 and the traction head fixing frame 5, during installation, only the head part of the trailer needs to drive the traction head 2 to be close to the fixed clamping piece 1 at the tail part of the tractor, because under the action of the two elastic pieces 3, the traction head 2 has elastic freedom, the traction head 2 can move in a certain range, when the traction head 2 on the trailer and the fixed clamping piece 1 on the tractor have deviation during installation, the deviation of the traction head 2 only needs to be in the control range of the conical guide seat 7, the traction head 2 enters the conical guide seat 7, the conical guide seat 7 can guide the traction head 2, so that the traction head 2 automatically aligns to the middle part on the fixed clamping piece 1, the traction head 2 is pushed towards the direction close to the fixed clamping piece 1 by the trailer, traction head 2 can enter into the middle part of fixed joint spare 1, fastener 4 contracts simultaneously, when fastener 4 removes the rear end to fixed joint spare 1, fastener 4 can expand automatically, when the tractor pulling is by the trailer, fastener 4 can keep the state of joint with fixed joint spare 1, realize the quick installation of fixed joint spare 1 and traction head mount 5, two elastic component 3 make traction head 2 have the function of buffering simultaneously, also can fix the lock with traction head mount 5 and two elastic component 3 and die, the device switches over the state that does not possess the buffer function this moment, traction head 2 does not have the degree of freedom this moment, can only aim at fixed joint spare 1's middle part and install on fixed joint spare 1 under the control by the trailer, can switch two kinds of installation modes according to actual conditions.
It is to be understood that the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and that various changes, modifications, additions and substitutions which are within the spirit and scope of the present invention and which may be made by those skilled in the art are also within the scope of the present invention.
Claims (3)
1. The utility model provides a high-speed joint head convenient to trailer, includes fixed joint spare (1), traction head (2), elastic component (3), fastener (4), traction head mount (5), fastener shrink adjusting device (6) and toper guide holder (7), its characterized in that: the drawing head is characterized in that the conical guide seat (7) is fixedly connected to the front end of the fixed clamping piece (1), one end of the drawing head (2) is abutted to the fixed clamping piece (1), the drawing head (2) is located in the conical guide seat (7), two elastic pieces (3) are symmetrically arranged at the other end of the drawing head (2), the two elastic pieces (3) are both connected to the drawing head fixing frame (5) in a matched mode, the clamping piece (4) is arranged in the middle of the drawing head (2), the clamping piece shrinkage adjusting device (6) is arranged at the other end of the drawing head (2), and the clamping piece shrinkage adjusting device (6) is connected with the clamping piece (4) in a matched mode;
the fixed clamping piece (1) comprises a first cross beam (1-1), a fixed frame (1-2), a clamping through groove (1-3) and a U-shaped limiting plate (1-4); two ends of a first cross beam (1-1) are respectively fixedly connected with a fixing frame (1-2), the middle part of the first cross beam (1-1) is provided with a clamping through groove (1-3), one end with a small caliber of a conical guide seat (7) is fixedly connected to the middle part of the front end of the first cross beam (1-1), the conical guide seat (7) is communicated with the clamping through groove (1-3), the rear end of a traction head (2) is abutted against the clamping through groove (1-3), and the middle part of the rear end of the first cross beam (1-1) is symmetrically provided with two U-shaped limiting plates (1-4);
the traction head (2) is provided with an installation groove (2-1), a central groove (2-2) and a rear notch (2-3); the middle part of the traction head (2) is symmetrically provided with two mounting grooves (2-1), the middle part of the traction head (2) is provided with a central groove (2-2), the central groove (2-2) is communicated with the two mounting grooves (2-1), the front end of the traction head (2) is provided with a rear notch (2-3), the rear notch (2-3) is communicated with the central groove (2-2), and the elastic part (3) is arranged on the inner side of the central groove (2-2);
the elastic part (3) comprises a door-shaped frame (3-1), an expansion rod (3-2), a first spring loop bar (3-3), a first buffer spring (3-4), a second spring loop bar (3-5), a second buffer spring (3-6) and an insertion hole (3-7); the door-shaped frame (3-1) is fixedly connected to the front end of the traction head (2), two ends of the telescopic rod (3-2) are respectively and fixedly connected with the door-shaped frame (3-1) and the second spring loop rod (3-5), the second spring loop rod (3-5) is sleeved with the second buffer spring (3-6), the two first spring loop rods (3-3) are symmetrically and fixedly connected to the upper end and the lower end of the telescopic rod (3-2), the two first spring loop rods (3-3) are respectively sleeved with the first buffer spring (3-4), and the second spring loop rod (3-5) and the two first spring loop rods (3-3) are both in matched connection with the traction head fixing frame (5); the outer end of the front end face of the telescopic rod (3-2) is provided with a jack (3-7);
the traction head fixing frame (5) comprises a second cross beam (5-1), a connecting plate (5-2), a door-shaped frame (5-3), a first rod sliding groove (5-4), a second rod sliding groove (5-5), a screw seat (5-6) and an inserting screw (5-7); the rear end of the second cross beam (5-1) is fixedly connected with two connecting plates (5-2), two door-shaped frames (5-3) are symmetrically and fixedly connected to the two connecting plates (5-2), the outer ends of the two door-shaped frames (5-3) are respectively provided with a second rod sliding groove (5-5), and the upper end and the lower end of each door-shaped frame (5-3) are respectively provided with a first rod sliding groove (5-4); the first spring loop bars (3-3) are connected in a first bar sliding groove (5-4) in a sliding fit manner, the second spring loop bars (3-5) are connected in a second bar sliding groove (5-5) in a sliding fit manner, the outer ends of the second buffer spring (3-6) and the two first spring loop bars (3-3) are respectively and fixedly connected to the door-shaped frame (5-3), and the inner ends of the second buffer spring (3-6) and the two first spring loop bars (3-3) are respectively and fixedly connected to the telescopic bar (3-2); the front ends of the two door-shaped frames (5-3) are respectively fixedly connected with a screw seat (5-6), and the two screw seats (5-6) are respectively connected with an inserting screw (5-7) in a threaded fit manner; the inserting screws (5-7) correspond to the inserting holes (3-7);
the clamping piece (4) comprises a sliding rod (4-1), a fixed plate (4-2), a sliding block (4-3), a compression spring (4-4), an L-shaped rod (4-5), a cylindrical rod (4-6), a hinged plate (4-7), a short shaft (4-8), an accommodating groove (4-9), a clamping plate (4-10) and a rotating shaft (4-11); the rear end of a sliding rod (4-1) is fixedly connected with the rear end of a central groove (2-2), the front end of the sliding rod (4-1) is fixedly connected with the front end of the central groove (2-2) through a fixing plate (4-2), a sliding block (4-3) is connected with the sliding rod (4-1) in a sliding fit manner, a compression spring (4-4) is sleeved on the sliding rod (4-1), two ends of the compression spring (4-4) are respectively fixedly connected with the sliding block (4-3) and the fixing plate (4-2), two ends of the sliding block (4-3) are respectively fixedly connected with an L-shaped rod (4-5), two L-shaped rods (4-5) are respectively connected with two ends of the fixing plate (4-2) in a sliding fit manner, the front ends of the two L-shaped rods (4-5) are both positioned in a rear notch (2-, the upper ends of the two L-shaped rods (4-5) are respectively fixedly connected with a cylindrical rod (4-6); two ends of the sliding block (4-3) are respectively and rotatably connected with a hinged plate (4-7), the upper ends of the two hinged plates (4-7) are respectively and rotatably connected with a short shaft (4-8), the two short shafts (4-8) are respectively and fixedly connected in accommodating grooves (4-9) formed in the inner end surfaces of the two clamping plates (4-10), the rear ends of the two clamping plates (4-10) are respectively and rotatably connected with a rotating shaft (4-11), and the two rotating shafts (4-11) are respectively and fixedly connected with the rear ends of the two mounting grooves (2-1);
the clamping piece contraction adjusting device (6) comprises a motor (6-1), a screw rod (6-2) and a V-shaped push plate (6-3); the motor (6-1) is fixed at the front end of the traction head (2) through a motor frame, an output shaft of the motor (6-1) is connected with the screw rod (6-2) through a coupler, the n-shaped push plate (6-3) is connected to the screw rod (6-2) through thread fit, two ends of the n-shaped push plate (6-3) are respectively located at the rear ends of the two cylindrical rods (4-6), and bottom surfaces of two ends of the n-shaped push plate (6-3) are attached to the traction head (2).
2. A quick connector for a trailer as claimed in claim 1 wherein: the front end of the traction head (2) is of a trapezoidal structure, and the edge profile of the trapezoidal structure part is of a transition arc shape.
3. A quick connector as claimed in claim 2 for a trailer, wherein: the caliber of the clamping through groove (1-3) is equal to the size of the cross section of the traction head (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010490712.1A CN111605375B (en) | 2020-06-02 | 2020-06-02 | Quick connector convenient to trailer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010490712.1A CN111605375B (en) | 2020-06-02 | 2020-06-02 | Quick connector convenient to trailer |
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| Publication Number | Publication Date |
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| CN111605375A CN111605375A (en) | 2020-09-01 |
| CN111605375B true CN111605375B (en) | 2021-06-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010490712.1A Active CN111605375B (en) | 2020-06-02 | 2020-06-02 | Quick connector convenient to trailer |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112356625B (en) * | 2020-11-23 | 2024-02-06 | 湖南利美防爆装备制造股份有限公司 | Traction vehicle pulling device and application method thereof |
| CN112620326A (en) * | 2020-12-21 | 2021-04-09 | 澄铭环境检测(苏州)有限公司 | Medicine spreading device for soil remediation and using method thereof |
| CN113978189A (en) * | 2021-10-27 | 2022-01-28 | 江西洪都航空工业集团有限责任公司 | Support car locking mechanism |
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| CN203438793U (en) * | 2013-09-02 | 2014-02-19 | 山西北方机械制造有限责任公司 | Traction tow hook device with guiding function |
| CN108248310A (en) * | 2018-01-20 | 2018-07-06 | 罗厚镇 | A kind of loader traction apparatus for being used to drag flat car |
| CN110831790A (en) * | 2017-06-21 | 2020-02-21 | Vbg集团公司 | Selective locking of guide funnel |
| CN210126401U (en) * | 2019-05-27 | 2020-03-06 | 广州汽车集团股份有限公司 | Automatic clamping structure of dragging mechanism and vehicle dragging mechanism |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA3092124A1 (en) * | 2018-03-05 | 2019-09-12 | Premier Coil Solutions, Inc. | Auxiliary dolly |
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2020
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203438793U (en) * | 2013-09-02 | 2014-02-19 | 山西北方机械制造有限责任公司 | Traction tow hook device with guiding function |
| CN110831790A (en) * | 2017-06-21 | 2020-02-21 | Vbg集团公司 | Selective locking of guide funnel |
| CN108248310A (en) * | 2018-01-20 | 2018-07-06 | 罗厚镇 | A kind of loader traction apparatus for being used to drag flat car |
| CN210126401U (en) * | 2019-05-27 | 2020-03-06 | 广州汽车集团股份有限公司 | Automatic clamping structure of dragging mechanism and vehicle dragging mechanism |
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| CN111605375A (en) | 2020-09-01 |
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Effective date of registration: 20210611 Address after: 317600 Pu Qing industrial district, Yuhuan, Taizhou, Zhejiang Applicant after: Taizhou Wanzhou Machinery Co.,Ltd. Address before: No.218, yangkeng village, daxibian Township, Kaihua County, Quzhou City, Zhejiang Province, 324300 Applicant before: Kaihua Youxia Auto Parts Co.,Ltd. |
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