CN211816577U - Improved electric quick connector - Google Patents

Abstract

The utility model discloses an improved electric quick connector, which comprises a main hook body, a motor, a damping spring, a shaft coupling, a push rod, a safety lock, a screw rod, a nut seat, a sliding lock hook and an electromagnetic power-off brake, wherein the main hook body is formed by welding three steel plates, namely an upper steel plate, a middle steel plate and a lower steel plate, in a stacking way and welding the two steel plates in a left-right way, the upper plane and the lower plane of the front part of the lower steel plate of the main hook body are slide ways matched with upper and lower outer slide blocks of the sliding lock hook, the screw rod is matched with the nut seat and installed on a nut seat in the sliding lock hook, the two ends of the shaft coupling are connected with a key groove in the screw rod and a motor transmission shaft, the motor is provided with an L-shaped bracket, the damping spring is arranged on the two sides of the L-shaped bracket, the fixed lock hook, the maintenance is simple, the service life is prolonged, and the maintenance cost is reduced.

Description

Improved electric quick connector

Technical Field

The utility model relates to an excavator auxiliary equipment, engineering machine tool equipment, mechanical transmission especially indicate an electronic quick connector of improved edition.

Background

Currently, the level of technology of the accessories in the excavator industry is uneven, such as hydraulic cylinder type quick connectors and lead screw mechanical type quick connectors, and electric quick connectors, which are commonly available in the market.

1. The main part of the hydraulic oil cylinder type quick connector is a locking hook supported by one end of a hydraulic oil cylinder, the other end of the hydraulic oil cylinder type quick connector is hinged with a main hook body, but the hydraulic quick connector needs to be provided with a whole set of pipeline for supplying oil to the oil cylinder, the oil cylinder stretches and retracts to enable the locking hook to be tensioned through a reversing electromagnetic valve, the installation needs technical or manual installation cost, oil leakage and pressure relief of the oil cylinder can exist in the normal use of the hydraulic oil cylinder within one year, oil seal abrasion or aging phenomenon in the oil cylinder can be caused, the pipeline can be collided and damaged to leak oil after being used for a long time, the electromagnetic valve is easy.

2. Thereby screw mechanical type high-speed joint ware essential part is twisted for a lead screw cooperation screw section of thick bamboo and is moved and support the latch hook flexible, but mechanical type lead screw is because the main coupler body and the impact force that the latch hook design principle received three faces respectively to lead to mechanical type to take off the silk easily or the lead screw problem of splitting after using a period, the fault rate is than higher, needs manual spanner to twist hard, and the time is more of a specified duration wastes time and energy, if meet adverse construction environment like: under the conditions of water pools, silt and the like, the screw rod in the screw rod barrel is easy to clamp and cannot be screwed, and a driver can return the screw rod of the excavator to screw down for many times.

All have in the two kinds of connectors of above-mentioned mainstream and need the manual work to get off when changing and dial out the safety pin that keeps off at latch hook rear portion in the main hook body, if forget and insert the safety pin and just probably take place to connect the auxiliary assembly risk that drops, and the complicated installation procedure of hydraulic cylinder formula quick connector with need make many consumers stop with the change of excavator, and mechanical type has certain influence with construction environment, the driver need operate many times, the efficiency is reduced, not only to the change of two kinds of auxiliary assemblies, change the use when needing three four kinds of auxiliary assemblies to other building sites, to needing big stroke, many locate function, the dress is used promptly, need not personnel to get off the operation, a key operation of driver's cabin says that two kinds of quick connector can't accomplish.

3. There is not shock attenuation design great to the cooperation of electronic quick connector slip locking hook of old edition and slide to the bolt damage, and the motor position does not have shock-absorbing structure and has reduced the life of motor, does not have urgent standby scheme etc. to the later stage trouble.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the utility model provides an electronic quick connector of excavator solves on the market general two kinds of connectors installation consuming time, hard, the safety guarantee is low, the stroke is little, with high costs to and vibrations are to screw rod and motor life scheduling problem when electronic quick connector uses.

In order to achieve the purpose, the utility model provides an improved electric quick connector, which is characterized by comprising a main hook body, a motor, a damping spring, a coupler, a push rod, a safety lock, a screw rod, a nut seat, a sliding lock hook and an electromagnetic power-off brake, wherein the main hook body is formed by welding an upper steel plate, a middle steel plate and a lower steel plate in a stacking way and welding the two steel plates in a left-right way, the upper plane and the lower plane on the front part of the lower steel plate of the main hook body are slideways and are matched with an upper sliding block and a lower sliding block on the outer side of the sliding lock hook, the screw rod is matched with the nut seat and is arranged on a nut seat in the slideway lock hook, the electromagnetic power-off brake is arranged on a front transverse T-shaped plate in the main hook body, the two ends of the coupler are in key connection with a key groove in the screw rod and a motor transmission shaft, the fixed latch hook at the rear part of the main hook body is provided with the safety lock and the push rod.

The utility model has the advantages that: need not to install hydraulic line, manual operation from top to bottom need not, only need simply insert the power and can make connector work, can realize changing multiple different centre-to-centre spacing auxiliary assembly through the main coupler body with the design of slip lock hook, the loss that vibrations brought the screw rod has been reduced simultaneously, rear portion motor shock attenuation design has prolonged motor life, it strikes the motor to have reduced vibrations, the safety lock can ensure when using high strength operation slip lock hook skew or not hard up lapse can block the displacement guarantee auxiliary assembly safe handling and not drop.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Furthermore, the upper plane and the lower plane of the front part of the lower steel plate of the main hook body are slide ways matched with the upper sliding block and the lower sliding block on the outer side of the sliding lock hook.

The beneficial effect who adopts above-mentioned further scheme is that, adopt main hook body lower steel sheet upper flat and lower plane to reduce the manufacturing degree of difficulty and cost for the slide, strengthened durable reliability simultaneously.

Furthermore, two sides of the outer side of the sliding lock hook are welded with a convex upper sliding block and a convex lower sliding block which are matched with the upper plane and the lower plane of two sides of the lower steel plate of the main hook body.

The beneficial effects of adopting above-mentioned further scheme are that, reduced the manufacturing degree of difficulty and cost, improved durable reliability to the slider atress dispersion on the lower steel sheet slide, reduced the loss of slip latch hook to the screw rod, the inside vacation space installation nut seat of slip latch hook simultaneously.

Furthermore, the transverse connecting plate inside the sliding lock hook is a nut base, the longitudinal connecting plate is a concave baffle, the nut base is connected with the nut seat through four bolts, a gap of 3-5mm is formed between the nut base and the nut seat, and the concave baffle is attached to the front end of the nut seat.

The technical scheme has the advantages that the nut base and the nut seat are separated by a gap of 3-5mm, so that upward impact force of the sliding lock hook can be dispersed on the slide way and can not be transmitted to the screw rod to cause loss, and loss of the screw rod after the sliding lock hook slide way is abraded is avoided.

Further, L type support, one end is connected motor one end is connected damping spring, the damping spring upper end with four corner connections of L type support, the internal both sides of coupler are equipped with and are used for fixing the spring mount of damping spring lower extreme, the damping spring is all equipped with the rubber packing ring in the lower extreme junction.

Adopt above-mentioned further scheme's beneficial effect be, can play the shock attenuation cushioning effect, reduce the connector vibrations when the operation and to the loss that the motor caused.

Furthermore, the L-shaped support is located and connected parallel central position of damping spring both sides bolt is equipped with spacing hole, spring base corresponds the spacing hole in top and installs spacing bolt.

Adopt above-mentioned further scheme's beneficial effect be, the main part can follow the rotation about when the motor is controlled to rotate, can restrict the motor through the spacing hole of L type support and spacing bolt cooperation and rotate together when rotating about, can also restrict damping spring and L type support's vibration amplitude simultaneously.

Further, the safety lock mills flat type for the cylinder, the pinhole is worn for eccentric formula to the safety lock, safety lock one side top is equipped with the other leg torsional spring that is equipped with of push rod opposite side, safety lock cambered surface both sides correspond the welding with push rod complex iron plate and with leg torsional spring complex iron plate, the safety lock with the leg torsional spring passes through round pin transverse installation in the fixed latch hook in the main hook body rear portion.

Adopt above-mentioned further scheme's beneficial effect to be, the safety lock passes through the push rod and rolls over the foot torsional spring cooperation and realize opening and closing of safety lock, and double stress surface effect can be realized to the design of safety lock eccentric orfice, has optimized the usage space.

Furthermore, a transverse safety stop block is arranged at the rear part of the safety lock.

The beneficial effect who adopts above-mentioned further scheme is that, rear portion safety stop plays the safeguard action and prevents that the safety lock from shifting backward and dropping when the safety lock round pin fracture appears, plays the spacing effect of safety lock rotation angle simultaneously.

Furthermore, the screw rod is divided into five sections, the first section is an outer four-corner torsion head, the second section is a key groove and is connected with the electromagnetic power-off brake key, the third section is an installation bearing, the fourth section is a thread and is matched with the nut seat, the fifth section is an installation bearing, and the fourth section and the inner center of the fifth section are connected with the coupler through an inner key groove.

The beneficial effect who adopts above-mentioned further scheme is that, the head is turned round in outer four corners can realize changing not delaying the time limit for a project by artifical manual rotation when the motor breaks down out of work, and the inner space has been optimized in the multistage design, and the later maintenance is changed conveniently, improves screw rod life.

Furthermore, gaps are arranged on two sides of the front part of the lower steel plate of the main hook body and correspond to the front transverse T-shaped plate for clamping and fixing.

Adopt above-mentioned further scheme's beneficial effect be, can make things convenient for preceding horizontal T type board to tear open and trade and can change maintenance slip latch hook simultaneously, this design and processing is simple with low costs.

Drawings

Fig. 1 is a schematic view of the internal structure of the present invention;

fig. 2 is a schematic view of the anatomy of the present invention;

fig. 3 is a schematic view of the internal structure of the present invention;

FIG. 4 is a schematic view of the screw structure of the present invention;

fig. 5 is a perspective view of the two-dimensional line of the present invention;

fig. 6 is a split left side view of the present invention;

fig. 7 is an enlarged side view of the sliding shackle of the present invention;

fig. 8 is a left side view of the present invention;

fig. 9 is a front view of the present invention;

the reference numbers illustrate: 1-a main housing; 2, a motor; 3-a damping spring; 4-a coupler; 5-a push rod; 6-safety lock; 7-a screw; 8-a nut seat; 9-sliding latch hook; 10-electromagnetic power-off brake; 11-L-shaped stents; 12-a spring mount; 13-safety stop block; 14-a limit bolt; 15-rubber gasket; 16-dog leg torsion spring; 17-a nut base; 18-concave baffles; 19-front transverse T-shaped plate; 20-first section of screw; 21-second section of screw; 22-third section of screw; 23-fourth section of screw; 24-fifth section of screw; 25-internal screw keyway; 26-a limiting hole; 27-round pin; 28-sliding the upper slideway on the outer side of the locking hook; 29-sliding outside glide slope of locking hook.

Detailed Description

The invention will be described in detail with reference to the following detailed description and the accompanying drawings

Referring to fig. 1-9, the present invention relates to an improved electric quick connector, which is characterized in that the connector comprises a main hook body 1, a motor 2, a damping spring 3, a coupler 4, a push rod 5, a safety lock 6, a screw 7, a nut seat 8, a sliding lock hook 9, and an electromagnetic power-off brake 10, wherein the main hook body 1 is formed by welding an upper steel plate, a middle steel plate and a lower steel plate in a stacking manner to form one side, and then welding the two steel plates to the left and right, the upper plane and the lower plane of the front portion of the lower steel plate of the main hook body 1 are slideways to be matched with an upper slide block 28 and a lower slide block 29 on the outer side of the sliding lock hook, the screw 7 is matched with the nut seat 8 and installed on a nut base 17 inside the slideway lock hook 9, the electromagnetic power-off brake 10 is installed on a front transverse T-shaped plate inside the main hook body, two ends of the coupler 4 are, the motor 2 is provided with an L-shaped support 11, the damping springs 3 are arranged on two sides of the L-shaped support 11, and the safety lock 6 and the push rod 5 are arranged on the fixed lock hook at the rear part of the main hook body 1.

The utility model has the advantages that: need not to install hydraulic line, manual operation about need not, only need simply insert the power and can make connector work, can realize changing multiple different centre-to-centre spacing auxiliary assembly through main coupler body 1 and the design of slip lock hook 9, the loss of vibrations to screw rod 7 brought has been reduced simultaneously, rear portion motor 2 shock attenuation design has prolonged motor 2 life, it strikes motor 2 to have reduced vibrations, safety lock 6 can ensure when using high strength operation slip lock hook 9 skew or not hard up retrogradation can block the displacement guarantee auxiliary assembly safe handling and do not drop.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Further, the upper plane and the lower plane of the front part of the lower steel plate of the main hook body 1 are slideways matched with the upper slide block 28 and the lower slide block 29 on the outer side of the sliding lock hook. The upper plane and the lower plane of the lower steel plate of the main hook body 1 are adopted as slideways, so that the manufacturing difficulty and cost can be reduced, and meanwhile, the durability and reliability are enhanced.

Furthermore, two convex upper sliders 28 and lower sliders 29 are welded on two sides of the outer side of the sliding lock hook 9 and are matched with the upper plane and the lower plane on two sides of the main hook body 1. The manufacturing difficulty and cost are reduced, the stress of the sliding block is dispersed on the lower steel plate slide way, the durability and reliability are improved, the loss of the sliding lock hook 9 to the screw 7 is reduced, and meanwhile, the space inside the sliding lock hook 9 is vacated for installing the nut seat 8.

Further, the transverse connecting plate inside the sliding lock hook 9 is a nut base 17, the longitudinal connecting plate is a concave baffle 18, the nut base 17 is connected with the nut base 8 through four bolts, a gap of 3-5mm is formed between the nut base 17 and the nut base 8, and the concave baffle 18 is attached to the front end of the nut base 8. The nut base 17 and the nut base 8 are separated by a gap of 3-5mm, so that the upward impact force of the sliding lock hook 9 can be dispersed on the slide way and can not be transmitted to the screw 7 to cause loss, and meanwhile, the loss of the screw 7 after the slide way of the sliding lock hook 9 is abraded is avoided.

Further, L type support 11, one end is connected 2 one end of motor is connected damping spring 3, damping spring 3 upper end with four corner connections of L type support 11, 1 inside both sides of coupler body are equipped with and are used for fixing the spring mount 12 of damping spring 3 lower extreme, the lower extreme junction all is equipped with rubber packing ring 15 about damping spring 3. The shock absorption and buffering effects can be achieved, and the loss of the motor 2 caused by the shock of the connector in operation is reduced.

Furthermore, the L-shaped support 11 is provided with a limiting hole 26 at the position of the parallel center of the bolt connecting the two sides of the damping spring 3, and the spring base 12 is provided with a limiting bolt 14 corresponding to the upper limiting hole 26. The main body can follow left and right rotation when the motor 2 rotates left and right, and can limit the motor 2 to rotate together when rotating left and right through the matching of the L-shaped support limiting hole 26 and the limiting bolt 14, and can limit the vibration amplitude of the damping spring 3 and the L-shaped support 11.

Further, safety lock 6 mills flat type for the cylinder, safety lock 6 is the eccentric formula and wears the pinhole, 6 one side top of safety lock is equipped with the other leg torsional spring 16 that is equipped with of 5 opposite sides of push rod, 1 cambered surface both sides of safety lock correspond the welding with 5 complex iron plate of push rod and with leg torsional spring 16 complex iron plate, safety lock 6 with leg torsional spring 16 passes through round pin 27 transverse installation in the fixed latch hook in the main hook body 1 rear portion. The safety lock 6 is matched with the folding foot torsion spring 16 through the push rod 5 to realize the opening and closing of the safety lock 6, the eccentric hole design of the safety lock 1 can realize double stress surface effect, and the use space is optimized.

Furthermore, a transverse safety stop 13 is arranged at the rear part of the safety lock 1. The rear safety stop 13 plays a role in guaranteeing that the safety lock 6 is prevented from moving backwards and falling if the safety lock round pin 27 is broken, and simultaneously plays a role in limiting the rotation angle of the safety lock 6.

Further, the screw 7 is divided into five sections, the first section 20 is an outer four-corner torsion head, the second section 21 is a key groove and is connected with the 10-way connection of the electromagnetic power-off brake, the third section 22 is an installation bearing, the fourth section 23 is a thread and is matched with the nut seat 8, the fifth section 24 is an installation bearing, and the fourth section 23 and the inner center of the fifth section 24 are connected with the coupler 4 through an inner key groove 25. The outer four-corner twisting head 20 can be manually rotated to realize replacement without delaying the construction period when the motor 2 fails and does not work, the inner space is optimized by multi-section design, the later maintenance and replacement are convenient, and the service life of the screw 7 is prolonged.

Furthermore, gaps are arranged on two sides of the front part of the lower steel plate of the main hook body 1 and correspond to the front transverse T-shaped plate 19 for clamping and fixing. The front transverse T-shaped plate 19 can be conveniently detached and replaced, and the sliding lock hook 9 can be replaced and maintained, so that the design and the processing are simple, and the cost is low.

The above embodiments are only for describing the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements made by the technical solution of the present invention by those skilled in the art are all within the scope of the present invention as defined by the claims.

Claims (9)

1. An improved electric quick connector comprises a main hook body, a motor, a damping spring, a coupler, a push rod, a safety lock, a screw rod, a nut seat, a sliding lock hook and an electromagnetic power-off brake, the main hook body is formed by welding an upper steel plate, a middle steel plate and a lower steel plate in a laminating way into one side and then welding two steel plates at the left side and the right side, the method is characterized in that: the upper plane and the lower plane of the front part of the lower steel plate of the main hook body are slideways which are matched with the upper slide block and the lower slide block on the outer side of the sliding lock hook, the screw rod and the nut seat are arranged on the nut base inside the slideway lock hook in a matching way, the electromagnetic power-off brake is arranged on the front transverse T-shaped plate inside the main hook body, the two ends of the coupler are in key connection with the key groove in the screw rod and the motor transmission shaft, the motor is provided with an L-shaped bracket, the damping springs are arranged on two sides of the L-shaped support, and the safety lock and the push rod are arranged on the fixed lock hook at the rear part of the main hook body.

2. An improved version of an electrical quick connector as claimed in claim 1, wherein: and convex upper sliding blocks and lower sliding blocks are welded on two sides of the outer side of the sliding lock hook and are matched with upper planes and lower planes on two sides of the lower steel plate of the main hook body.

3. An improved version of an electrical quick connector as claimed in claim 2, wherein: the nut base is connected with the nut seat through four bolts, a gap of 3-5mm is reserved between the nut base and the nut seat, and the concave baffle is attached to the front end of the nut seat.

4. An improved version of an electrical quick connector as claimed in claim 1, wherein: the damping device is characterized in that one end of the L-shaped support is connected with one end of the motor and connected with the damping spring, the upper end of the damping spring is connected with four corners of the L-shaped support, spring bases used for fixing the lower end of the damping spring are arranged on two sides of the interior of the main hook body, and rubber gaskets are arranged at the joints of the upper end and the lower end of the damping spring.

5. An improved version of an electrical quick connector according to claim 4, wherein: the L-shaped support is located and connected parallel central position of damping spring both sides bolt is equipped with spacing hole, spring base corresponds the spacing hole in top and installs spacing bolt.

6. An improved version of an electrical quick connector as claimed in claim 1, wherein: the safety lock mills flat type for the cylinder, the safety lock is the eccentric formula and wears the pinhole, safety lock one side top is equipped with the other dog-leg torsional spring that is equipped with of push rod opposite side, safety lock cambered surface both sides correspond the welding with push rod complex iron plate and with dog-leg torsional spring complex iron plate, the safety lock with dog-leg torsional spring passes through the round pin and installs transversely in the fixed latch hook in the coupler body rear portion.

7. An improved electrical quick connector according to claim 1 or 6, wherein: and a transverse safety stop block is arranged at the rear part of the safety lock.

8. An improved version of an electrical quick connector as claimed in claim 1, wherein: the screw rod is divided into five sections, the first section is an outer four-corner torsion head, the second section is a key groove connected with the electromagnetic power-off brake key, the third section is an installation bearing, the fourth section is a thread matched with the nut seat, the fifth section is an installation bearing, and the fourth section and the inner center of the fifth section are connected with the coupler through an inner key groove.

9. An improved version of an electrical quick connector as claimed in claim 1, wherein: and notches are arranged on two sides of the front part of the lower steel plate of the main hook body and correspond to the front transverse T-shaped plate for clamping and fixing.

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