CN212294821U - Be used for electronic quick connector of excavator - Google Patents
Be used for electronic quick connector of excavator Download PDFInfo
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- CN212294821U CN212294821U CN202022164656.0U CN202022164656U CN212294821U CN 212294821 U CN212294821 U CN 212294821U CN 202022164656 U CN202022164656 U CN 202022164656U CN 212294821 U CN212294821 U CN 212294821U
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Abstract
The utility model discloses an electric quick connector for an excavator, which comprises a main hook body, a screw rod, a nut seat, a motor, an electromagnetic power-off brake, a ship-shaped reset switch, a safety block and a sliding lock hook, wherein the main hook body is formed by welding an upper steel plate and a lower steel plate into one side and welding the two steel plates left and right, the sliding lock hook is provided with a corresponding slideway on the main hook body, the screw rod is matched with the nut seat above the sliding lock hook and is supported by conical roller bearings in the front and the back, the front and the back conical roller bearings are arranged in connecting panels of a left shell plate and a right shell plate, the front part of the screw rod is connected with the electromagnetic power-off brake in a key way, the rear part of the screw rod is connected with the groove key in the motor, the fixing lock hook at the rear part of the main hook body is provided with the safety block, the lower steel plate of the main hook body, the device has the advantages of simple maintenance, large stroke, low failure rate and low manufacturing cost, and can greatly shorten the replacement operation time and the installation time.
Description
Technical Field
The utility model relates to an excavator auxiliary equipment, engineering machine tool equipment, mechanical transmission especially indicate one kind and are used for electronic quick connector of excavator.
Background
At present, the technical level of auxiliary equipment in the excavator industry is uneven, such as two conditions of hydraulic oil cylinder type quick connectors and lead screw mechanical type quick connectors which are generally available in the market.
1. The main components of the hydraulic cylinder type quick connector are that one end of a hydraulic cylinder supports a lock hook, the other end of the hydraulic cylinder 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 cylinder, the cylinder is stretched by a reversing electromagnetic valve to tension the lock hook, the installation needs technical or manual installation cost, the installation of picture paper is about 5 hours, if parts are not matched, longer time is needed, the hydraulic cylinder is normally used for one year, oil leakage and pressure relief of the cylinder can be caused, oil seal in the cylinder is abraded or aged, the pipeline can be damaged and leaked after long use, the electromagnetic valve is easy to cause phenomena of valve clamping, coil short circuit and burning, and the like, which brings great troubles to users, the stroke of the cylinder designed by the main hook body and the lock hook can only be within 60mm, and if the stroke is too long, the cylinder cannot reach or is easy to break, and only, because the upper part of the lock hook is transversely arranged on the main hook body by the shaft due to the design of the main hook body, the lower part of the lock hook is supported by the oil cylinder to push the lock hook to receive downward pulling force and backward pushing force when in work, the shaft on the lock hook is easy to break, and the manufacturing cost of the connector is high.
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 a water pool, silt and the like, the screw rod in the screw rod barrel is easy to clamp and cannot be screwed, a driver returns the screw rod of the excavator down for many times, the stroke of the main hook body and the lock hook design oil cylinder can only be within 60mm, and the screw rod cannot be reached and is easy to break when the stroke is too long. And only two kinds of accessory equipment can be correspondingly replaced.
The safety pin at the rear part of the lock hook is required to be manually pulled out of the main hook body when the main hook body is replaced in the two connectors of the main stream, the complex installation process of the hydraulic oil cylinder type quick connector and the change of the excavator are required to be checked by many consumers, the mechanical type has certain influence on the construction environment, a driver needs to operate for many times, the efficiency is reduced, and the connector is high in manufacturing cost.
The cost of the worm and worm gear is high when the battery and the wireless controller are installed in the wireless electric connector, and the requirements of low-end customers in the market on the same function with the cost which is more cost-effective cannot be met.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the utility model provides an electronic quick connector of excavator solves the excavator and changes various accessory equipment consuming time, hard, safety, problem such as with high costs, solves on the market that the connector fault rate is high, easy oil leak, the stroke is little, the silk fracture of taking off, the maintenance cost is high, is directed at the higher scheduling problem of wireless electronic quick connector manufacturing cost.
In order to achieve the above object, the utility model provides an electric quick connector for excavator, which is characterized in that the electric quick connector comprises a main hook body, a screw rod, a nut seat, a motor, an electromagnetic power-off brake, a ship-shaped reset switch, a safety block and a sliding lock hook, wherein the main hook body is provided with an upper steel plate and a lower steel plate, the lower steel plate of the main hook body is provided with a slide way, two sides of the outer side of the sliding lock hook are welded with slide blocks, the nut seat is fixedly connected above the sliding lock hook, the lower part of the sliding lock hook is a U-shaped lock opening, the screw rod is matched with the nut seat above the sliding lock hook, the sliding lock hook is positioned in the middle of the inner part of the main hook body, the front and the back of the screw rod are supported by tapered roller bearings, the front and back tapered roller bearings are installed in front and back transverse connecting plates in the inner part of the main hook body, through ship type reset switch control the motor drives the screw rod is rotatory about, the screw rod promotes translation around the slip lock hook, the fixed lock hook in main coupler body rear portion is equipped with the safety block, the safety block is transversely installed through the round pin in the main coupler body pinhole, the lower steel sheet department of main coupler body installs the slide bar, and with safety block articulated extension spring.
The utility model has the advantages that: only need pull power cord access excavator driver's cabin and ship type reset switch to establish ties can be through pressing ship type reset switch front and back button control connector quick replacement auxiliary assembly, easy operation is convenient, the cost is lower, realize stopping promptly through the cooperation that adopts screw rod screw thread and nut seat and lock promptly, form the auto-lock state after the slip lock hook reachs the stroke, electromagnetism loses the power supply stopper outage and pins the screw rod and rotates, the safety block is closed on the fixed latch hook in rear portion simultaneously, triple safety guarantee has improved the connector and has used fail safe nature, the fault rate is reduced, shorten and change the operating efficiency.
On the basis of the technical scheme, the utility model discloses can also do following improvement.
Furthermore, when the sliding lock hook translates backwards, the sliding rod is pushed to drive the safety block to rotate clockwise after reaching a designated position, the fixed lock hook opening is opened, when the sliding lock hook moves forwards, the tension spring hinged with the safety block pulls the safety block to rotate anticlockwise, the fixed lock hook opening is closed, and meanwhile, the sliding rod is pushed to translate forwards.
Adopt above-mentioned further scheme's beneficial effect to be, can realize the linkage of safety block through the translation around the slip locking hook, optimized the use of connector inner space, reduce manufacturing cost and let the connector safe and reliable more simultaneously.
Furthermore, the safety block is in a shape of a right-angle fan, a round pin hole is formed in the center of the safety block, a block is welded above the safety block, and a fixing hole hinged with the tension spring is formed beside the block.
Adopt above-mentioned further scheme's beneficial effect be, the sector can play the locking guarantee effect when right angle fan-shaped anticlockwise rotation is greater than 30 degrees, on the contrary clockwise rotation returns fan-shaped right-angle limit and plays the release with the fixed latch hook mouth of rear portion is parallel and breaks away from the effect, and the extension spring is conveniently dismantled and assembled to the other fixed orifices of square.
Furthermore, the screw rod is divided into four sections, a first section with a key groove is connected with the electromagnetic power-off brake in a key mode, a second section is provided with a tapered roller bearing, a third section is provided with a thread matched with the nut seat, a fourth section is provided with the tapered roller bearing, and the third section and the fourth section are connected with the motor through an inner key groove in the center.
The beneficial effects of adopting above-mentioned further scheme are that, the front and back assembly tapered roller bearing supports the dynamic force that screw rod and nut seat brought, installs electromagnetism power-off brake and motor around simultaneously and simplifies inside usage space, and later stage change and maintenance are convenient with low costs.
Furthermore, the screw rod is trapezoidal thread, the nut seat is of an integral wrapping type, the screw rod is matched with the nut seat, and the thread lead angle is smaller than the equivalent friction angle to realize self-locking.
The beneficial effect of adopting above-mentioned further scheme is that, for worm and worm tooth processing degree of difficulty and manufacturing cost are lower, the lead angle and the friction angle cooperation of screw rod screw thread and nut seat also can realize the auto-lock state, and the slip lock hook forms after arriving the stroke and stops promptly and lock promptly, and nut seat parcel formula atress is better more even difficult for shifting.
Furthermore, the electromagnetic power-off brake is arranged on a front transverse connecting plate inside the main hook body and connected with the first section of the screw rod in a key mode, the electromagnetic power-off brake locks the rotation of the screw rod under the condition that the screw rod is not electrified, and the screw rod can rotate when the screw rod is electrified.
The beneficial effects of adopting above-mentioned further scheme are that, the use of optimizing connector inner space is lost to the electromagnetism on the transverse connection board in the front to the electromagnetism, makes things convenient for later stage change and maintenance, and ship type reset switch does not press button motor and electromagnetism and loses electric brake and be in the outage state, and electromagnetism loses electric brake and can pin the motor and rotate to the vibrations that make connector in use bring can not make motor and screw rod rotate, prevent not hard up of sliding lock hook, ensured in use fail safe nature.
Further, the nut seat is fixedly connected with the upper plate of the sliding lock hook through a bolt.
The beneficial effect who adopts above-mentioned further scheme is, make things convenient for later stage change and maintenance.
Furthermore, the motor is a direct-current gear reduction motor and is arranged on a rear transverse connecting plate inside the main hook body and connected with the third section and the fourth section of the inner key groove of the screw rod.
Adopt above-mentioned further scheme's beneficial effect to be, it is more firm that the motor lets the slip lock hook block auxiliary assembly through speed reduction increase torsion, and the motor is connected with the screw rod simultaneously and is more convenient later stage change and maintenance.
Further, the ship-shaped reset switch is used for controlling forward and reverse rotation of the motor through pressing, the motor is installed on a control platform of the cab of the excavator, the motor is driven to drive the excavator through a traction power line, the positive pole of the motor power supply is connected with the ship-shaped reset switch in series and is connected with a live wire of the excavator, and the negative pole of the motor is connected with the negative pole of the excavator.
The beneficial effect who adopts above-mentioned further scheme is that, it is more reliable and more stable in the use, the cost is lower directly through wired connection switch control for wireless connector increase lithium cell and wireless controller.
Furthermore, the positive electrode and the negative electrode of the power supply of the electromagnetic power-off brake are connected in parallel with the positive electrode and the negative electrode of the power supply of the motor, and the ship-shaped reset switch is pressed to control the left and right rotation of the motor and the electromagnetic power-off brake to be in a power-on state, otherwise, the electromagnetic power-off brake is in a power-off state.
The positive and negative electrodes of the electromagnetic power-off brake are connected in parallel with the positive and negative electrodes of the motor, so that the motor rotates and the electromagnetic power-off brake is released, and the electromagnetic power-off brake can firmly lock the screw to prevent rotation when the motor is powered off.
Furthermore, a protective cover is arranged above the screw rod and the motor and is arranged on the left and right planes of the lower steel plate inside the main hook body.
Adopt above-mentioned further scheme's beneficial effect be, prevent that the connector from having debris such as sand and stone to drop in the use or in idle in-process to avoid damaging screw rod and motor.
Drawings
FIG. 1 is a schematic view of the quick connector of the present invention;
FIG. 2 is a schematic view of a quick connector construction;
FIG. 3 is a left side view of the quick connector;
FIG. 4 is a right side view of the quick connector;
FIG. 5 is a side bottom view of the quick connector;
FIG. 6 is a front view of the quick connector;
FIG. 7 is a side view in half section of the quick connector;
FIG. 8 is a view of a quick connector drive configuration;
FIG. 9 is a schematic view of a quick connector screw segment construction;
FIG. 10 is a view of the quick connector connection in use;
FIG. 11 is a view of a quick connector cab console;
fig. 12 is a full view of the use of the quick connector connection.
The reference numbers illustrate: 1, steel plate feeding; 2, arranging a steel plate; 3-fixing the latch hook; 4-round pin; 5-a safety block; 6-a slide bar; 7-a tension spring; 8, a motor; 9-screw rod; 10-a nut seat; 11-tapered roller bearings; 12-a slide block; 13-sliding latch hook; 14-electromagnetic power-off brake; 15-rear transverse web; 16-a front transverse web; 17-a bolt; 18-a slide; 19-a power line; 20-boat-shaped reset switch; 21-first section of screw; 22-a second section of the screw; 23-third section of screw; 24 the fourth section of the screw; 25-internal screw keyway; 26-cover plate.
Detailed Description
The invention will be described in detail with reference to the following detailed description and the accompanying drawings
Referring to fig. 1-12, the present invention relates to an electric quick connector for excavator, which comprises a main hook body composed of an upper steel plate 1 and a lower steel plate 2, a screw rod 9, a nut seat 10, a motor 8, an electromagnetic power-off brake 14, a boat-shaped reset switch 20, a safety block 5, a sliding latch hook 13, wherein the lower steel plate 2 of the main hook body is provided with a slide way 18, two sides of the outer side of the sliding latch hook 13 are welded with slide blocks 12, the nut seat 10 is fixedly connected above the sliding latch hook 13, the lower part of the sliding latch hook 13 is a U-shaped locking notch, the screw rod 9 is matched with the nut seat 10 above the sliding latch hook 13, the sliding latch hook 13 is located in the middle of the main hook body composed of the upper steel plate 1 and the lower steel plate 2, the front and rear of the screw rod 9 are supported by tapered rollers 11, the front and rear tapered rollers 11 are installed in a front transverse connecting plate 16 and a rear transverse connecting plate 15 inside the, the utility model discloses a safety block, including screw rod 9 anterior segment with 14 keys-connected of electromagnetism power-off brake, screw rod 9 back end through interior keyway with motor 8 is connected, through ship type reset switch 20 control motor 8 drives screw rod 9 is rotatory about, screw rod 9 promotes translation around the slip latch hook 13, the fixed latch hook 3 in coupler body rear portion is equipped with safety block 5, safety block 5 transversely installs through round pin 4 in the coupler body pinhole, slide bar 6 is installed to 2 departments of lower steel sheet of coupler body, and with safety block 5 articulated extension spring 7.
The utility model has the advantages that: only need 19 access excavator cabs of tractive power cord and boat form reset switch 20 to establish ties and can be through pressing the quick replacement auxiliary assembly of button control connector around the boat form reset switch 20, easy operation is convenient, the cost is lower, realize stopping promptly through the cooperation that adopts screw rod 9 screw thread and nut seat 10 and lock promptly, form the auto-lock state after slip lock hook 13 reachs the stroke, electromagnetism loses electric brake 14 outage and pins screw rod 9 and rotate, safety block 5 is closed on the fixed latch hook 3 in rear portion simultaneously, triple safety guarantee has improved the connector and has used fail safe nature, the fault rate is reduced, shorten and change the operating efficiency.
On the basis of the technical scheme, the utility model discloses can also do following improvement.
Further, when the sliding lock hook 13 moves backwards, the sliding rod 6 is pushed to drive the safety block 5 to rotate clockwise after reaching a designated position, the opening of the fixed lock hook 3 is opened, when the sliding lock hook 13 moves forwards, the tension spring 7 hinged to the safety block 5 pulls the safety block 5 to rotate anticlockwise, the opening of the fixed lock hook 3 is closed, and the sliding rod 6 is pushed to move forwards. The safety block 5 can be linked by moving the sliding lock hook 13 back and forth, the use of the inner space of the connector is optimized, the manufacturing cost is reduced, and the connector is safer and more reliable.
Furthermore, the safety block 5 is in the shape of a right-angle fan, a round pin hole is formed in the center of the safety block, a square block is welded above the safety block, and a fixing hole hinged with the tension spring 7 is formed beside the square block. The sector can play the locking guarantee effect when right angle fan-shaped anticlockwise rotation is greater than 30 degrees, and clockwise rotation returns fan-shaped right-angle side and plays the release and breaks away from the effect with 3 mouthful parallels of fixed latch hook in rear portion, and the other fixed orifices of square make things convenient for dismouting extension spring 7.
Further, the screw 9 is divided into four sections, a first section 21 with a key slot is connected with the 14-way connection of the electromagnetic power-off brake, a second section 22 is provided with a tapered roller bearing 11, a third section 23 is provided with a thread matched with the nut seat 10, a fourth section 24 is provided with the tapered roller bearing 11, and the third section 23 and the fourth section 24 are connected with the motor 8 through an inner key slot 25 at the inner center. The front and back assembly tapered roller shafts 11 bear the force for supporting the screw rods 9 and the nut seats 10, and meanwhile, the front and back assembly tapered roller shafts are provided with the electromagnetic power-off brakes 14 and the motors 8, so that the internal use space is simplified, and the later replacement and maintenance are convenient and low in cost.
Further, the screw rod 9 is a trapezoidal thread, the nut seat 10 is of an integral wrapping type, the screw rod 9 is matched with the nut seat 10, and the thread lead angle is smaller than the equivalent friction angle to realize self-locking. Compared with worm and worm teeth, the processing difficulty and the manufacturing cost are lower, the self-locking state can also be realized by matching the lead angle and the friction angle of the screw 9 and the nut seat 10, the sliding lock hook 13 is locked when being stopped after reaching the stroke, and the nut seat 10 is better, more uniform and less prone to shift in integral wrapping type stress.
Furthermore, the electromagnetic power-off brake 14 is mounted on a front transverse connecting plate 16 inside the main hook body and is in key connection with the first section 21 of the screw 9, the electromagnetic power-off brake 14 locks the rotation of the screw 9 under the condition of power failure, and the screw 9 can only rotate when the power is on.
The electromagnetic power-off brake 14 is installed on the front transverse connecting plate 16 to optimize the use of the inner space of the connector, so that later-period replacement and maintenance are facilitated, the ship-shaped reset switch 20 does not press the button motor 8 and the electromagnetic power-off brake 14 is in a power-off state, the electromagnetic power-off brake 14 can lock the motor 8 to rotate, the motor 8 and the screw 9 cannot be rotated due to vibration caused by the connector in use, loosening of the sliding lock hook 13 is prevented, and safety and reliability in use are guaranteed.
Further, the nut seat 10 is fixedly connected with the upper plate of the sliding lock hook 13 through a bolt 17. The replacement and maintenance in the later period are convenient.
Further, the motor 8 is a direct current gear reduction motor, and is installed on the rear transverse connecting plate 15 inside the main hook body to be connected with the third section 23 and the fourth section 24 of the screw 9 through the key groove 25. The motor 8 enables the sliding lock hook 13 to clamp the accessory equipment more firmly through speed reduction and torque increase, and meanwhile, the motor 8 is connected with the screw 9 to facilitate later-stage replacement and maintenance.
Further, the ship-shaped reset switch 20 is used for controlling forward and backward rotation of the motor 8 through pressing, the motor 8 is installed on a control platform of a cab of the excavator, the motor 8 is driven by the excavator through a traction power line 19, the positive pole of a power supply of the motor 8 is connected with the ship-shaped reset switch 20 in series and is connected with a live wire of the excavator, and the negative pole of the motor 8 is connected with the negative pole of the excavator. The lithium battery and the wireless controller are added to the wireless connector directly through the control of the wired connection switch, so that the use process is more stable and reliable, and the cost is lower.
Further, the positive and negative power supplies of the electromagnetic power-off brake 14 are connected in parallel with the positive and negative power supplies of the motor 8, and the ship-shaped reset switch 20 is pressed to control the motor 8 to rotate left and right while the electromagnetic power-off brake 14 is in a power-on state, otherwise, the electromagnetic power-off brake is in a power-off state. The positive and negative poles of the electromagnetic power-off brake 14 are connected in parallel with the positive and negative poles of the motor, so that the motor rotates, the electromagnetic power-off brake 14 is released, and the electromagnetic power-off brake 14 can firmly lock the screw 9 to prevent rotation when power is off.
Further, a protective cover 26 is arranged above the screw rod 9 and the motor 8, and the protective cover 26 is arranged on the left and right planes of the lower steel plate 2 of the main hook body. And sundries such as sand and stones are prevented from falling off during the use process or the idle process of the connector, so that the screw rod 9 and the motor 8 are prevented from being damaged.
The utility model discloses through many times of experiments can know, the auto-lock can be realized to main hook body adoption slide setting and screw nut principle, it is lower to adopt the lower fault rate of wired on-off control cost, and easy operation, it is time-consuming to tear the auxiliary assembly axle sleeve open and change manually to people, hard, dangerous action says, to connector on the market with high costs, the installation is time-consuming and hard, the later maintenance cost, easy oil leak, the stroke is little, fault rate height scheduling problem says, electronic quick connector is that there is not electric connector device on the market at present of the demand that is eager really eager.
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 (6)
1. An electric quick connector for an excavator is characterized by comprising a main hook body, a screw rod, a nut seat, a motor, an electromagnetic power-off brake, a ship-shaped reset switch, a safety block and a sliding lock hook, wherein the main hook body is provided with an upper steel plate and a lower steel plate, the lower steel plate of the main hook body is provided with a slide way, two sides of the outer side of the sliding lock hook are welded with slide blocks, the nut seat is fixedly connected above the sliding lock hook, the lower part of the sliding lock hook is a U-shaped lock opening, the screw rod is matched with the nut seat above the sliding lock hook, the sliding lock hook is positioned in the middle of the inner part of the main hook body, the front and the back of the screw rod are supported by conical roller bearings, the front and the back conical roller bearings are arranged in front and back transverse connecting plates in the inner part of the main hook body, the front section of the screw rod is connected with the electromagnetic power-off brake, the back section of the, the screw rod promotes translation around the slip lock hook, the fixed lock hook in main coupler body rear portion is equipped with the safety block, the safety block is transversely installed through the round pin in the main coupler body pinhole, the lower steel sheet department of the main coupler body installs the slide bar, and with the articulated extension spring of safety block, the screw rod is trapezoidal thread, the nut seat is whole parcel formula, the screw rod cooperatees with the nut seat, the screw rod divide into the four sections, first section area keyway with electromagnetism loses the electric brake key-type connection, the second section is installation tapered roller bearing, the third section is the screw thread and cooperates with the nut seat, the fourth section is installation tapered roller bearing, the third section is connected with the motor for interior keyway with fourth section inside center.
2. An electric quick connector for excavators according to claim 1, characterized in that: the safety block is in a right-angle fan shape, a round pin hole is formed in the center of the safety block, a square block is welded above the safety block, and a fixing hole hinged with the tension spring is formed beside the square block.
3. An electric quick connector for excavators according to claim 1 or 2, characterized in that: the electromagnetic power-off brake is installed on a front transverse connecting plate inside the main hook body and connected with the first section of the screw rod in a key mode, the electromagnetic power-off brake locks the rotation of the screw rod under the condition that the screw rod is not electrified, and the screw rod can rotate when the screw rod is electrified.
4. An electric quick connector for excavators according to claim 1, characterized in that: the nut seat is fixedly connected with the upper plate of the sliding lock hook through a bolt.
5. An electric quick connector for excavators according to claim 1, characterized in that: the motor is a direct-current gear reduction motor and is arranged on a rear transverse connecting plate inside the main hook body and connected with the third section and the fourth section of the inner key groove of the screw rod.
6. An electric quick connector for excavators according to claim 1 or 5, characterized in that: and a protective cover is arranged above the screw and the motor and is arranged on the left and right planes of the lower steel plate inside the main hook body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022164656.0U CN212294821U (en) | 2020-09-28 | 2020-09-28 | Be used for electronic quick connector of excavator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022164656.0U CN212294821U (en) | 2020-09-28 | 2020-09-28 | Be used for electronic quick connector of excavator |
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| CN212294821U true CN212294821U (en) | 2021-01-05 |
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| CN202022164656.0U Active CN212294821U (en) | 2020-09-28 | 2020-09-28 | Be used for electronic quick connector of excavator |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113235683A (en) * | 2021-07-12 | 2021-08-10 | 徐州巴特工程机械股份有限公司 | Energy storage horizontal pushing connecting rod type self-locking reinforcing quick-changing device of excavator |
| CN116290159A (en) * | 2023-04-11 | 2023-06-23 | 徐州巴特工程机械股份有限公司 | Double-lock quick connector for hydraulic excavator |
-
2020
- 2020-09-28 CN CN202022164656.0U patent/CN212294821U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113235683A (en) * | 2021-07-12 | 2021-08-10 | 徐州巴特工程机械股份有限公司 | Energy storage horizontal pushing connecting rod type self-locking reinforcing quick-changing device of excavator |
| CN113235683B (en) * | 2021-07-12 | 2021-10-01 | 徐州巴特工程机械股份有限公司 | Energy storage horizontal pushing connecting rod type self-locking reinforcing quick-changing device of excavator |
| CN116290159A (en) * | 2023-04-11 | 2023-06-23 | 徐州巴特工程机械股份有限公司 | Double-lock quick connector for hydraulic excavator |
| CN116290159B (en) * | 2023-04-11 | 2023-11-10 | 徐州巴特工程机械股份有限公司 | Double-lock quick connector for hydraulic excavator |
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