CN214625685U - Novel hydraulic tool - Google Patents
Novel hydraulic tool Download PDFInfo
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- CN214625685U CN214625685U CN202121029238.9U CN202121029238U CN214625685U CN 214625685 U CN214625685 U CN 214625685U CN 202121029238 U CN202121029238 U CN 202121029238U CN 214625685 U CN214625685 U CN 214625685U
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Abstract
The utility model relates to a crimping tool technical field refers in particular to a novel hydraulic tool, include: a body; a power device mounted on the machine body; an oil pump device including a pump body and a shaft plug mechanism; the hydraulic device is used for connecting the execution head, and a hydraulic cavity is arranged in the hydraulic device; the pump body is arranged in the machine body in a penetrating mode, and an oil storage cavity is formed between the pump body and the inner wall of the machine body; an oil cavity is formed at the rear end of the pump body, a shaft plug mechanism is installed in the oil cavity, and the power device drives the shaft plug mechanism to work; the oil cavity is communicated with the oil storage cavity through an oil inlet channel, the oil cavity is communicated with the hydraulic cavity through an oil outlet channel, and the hydraulic cavity is communicated with the oil storage cavity through an oil return channel. The utility model discloses a pump body is worn to establish at the holding intracavity, is formed with the oil storage chamber between the holding chamber and the pump body, and it is bulky to solve original design, and length is longer, the not convenient to use's problem.
Description
Technical Field
The utility model relates to a crimping tool technical field refers in particular to a novel hydraulic tool.
Background
The hydraulic tool includes a crimping tool, a supporting tool, a hydraulic wrench and the like, for example, the crimping tool is a professional hydraulic tool which is specially used for crimping cables and terminals or crimping pipelines in electric power engineering.
If chinese utility model patent No. 201220733158.6, an electronic hydraulic tool is disclosed, include the body and be located the hydraulic pressure work end on the body, this internal hydro-cylinder and the oil storage chamber of having, be linked together through the oil circuit between hydro-cylinder and the oil storage chamber, still have on the body and to go into the loading system in the hydro-cylinder with the power oil pressure of oil storage intracavity, hydraulic pressure work end is located the hydro-cylinder, the draining hole that will store up oil chamber and hydro-cylinder looks UNICOM has on the body, still have on the body and open the switch module that enables the loading system action as it, have between switch module and the draining hole and open the end cap spare that can close the draining hole as switch module.
The oil bag that is used for the oil storage all installs at pump body rear end alone in current design, and the motor is installed in the oil bag below, leads to the whole length of equipment longer like this, and the volume is great, uses inconvenient.
Disclosure of Invention
The utility model aims at providing a novel hydraulic tool wears to establish at the holding intracavity through the pump body, is formed with the oil storage chamber between the holding chamber and the pump body, and it is bulky to solve original design, and length is longer, the not convenient to use's problem.
The purpose of the utility model is realized like this:
a novel hydraulic tool comprising:
a body;
a power device mounted on the machine body;
an oil pump device including a pump body and a shaft plug mechanism; and
the hydraulic device is used for connecting the execution head, and a hydraulic cavity is arranged in the hydraulic device;
the pump body is arranged in the machine body in a penetrating mode, and an oil storage cavity is formed between the pump body and the inner wall of the machine body;
an oil cavity is formed at the rear end of the pump body, a shaft plug mechanism is installed in the oil cavity, and the power device drives the shaft plug mechanism to work;
the oil cavity is communicated with the oil storage cavity through an oil inlet channel, the oil cavity is communicated with the hydraulic cavity through an oil outlet channel, and the hydraulic cavity is communicated with the oil storage cavity through an oil return channel.
Preferably, an oil bag is sleeved outside the pump body, and the end part of the oil bag is hermetically connected with the pump body to form the oil storage cavity.
Preferably, the oil chamber is located on the same axis as the pump body.
Preferably, the engine body comprises a main body and an oil circuit seat, the oil circuit seat is installed at the front end of the main body, an installation groove is formed at the rear end of the oil circuit seat, and the installation groove is matched with the main body to form an accommodating cavity for installing an oil bag.
Preferably, the front end part of the pump body is provided with an oil filling hole for filling oil into the oil bag, and the front end surface of the pump body is tightly attached to the inner wall of the mounting groove to realize the sealing of the oil filling hole.
Preferably, the oil inlet end of the oil inlet channel is positioned on the side surface of the pump body, and an oil inlet check valve is installed in the oil inlet end;
an oil outlet one-way valve is mounted at the oil inlet end of the oil outlet channel;
the oil outlet one-way valve and the oil one-way valve are matched with each other, so that oil enters the oil cavity from the oil inlet channel and is discharged from the oil outlet channel.
Preferably, a hydraulic channel is formed in the oil way seat;
the hydraulic device is arranged at the front end of the oil way seat, and the hydraulic channel is communicated with the oil outlet channel and the hydraulic cavity;
and a pressure relief valve is also arranged in the oil way seat and used for controlling the conduction of the hydraulic channel and the oil storage cavity.
Preferably, an oil return channel for communicating the hydraulic channel is formed in the oil path seat, the oil return channel comprises a safety cavity and a pressure relief cavity for installing the pressure relief valve, the pressure relief cavity and the safety cavity are communicated with each other, and the safety valve for adjusting pressure is installed in the safety cavity.
Preferably, the execution head comprises a clamp seat, a first clamp, a clamp and a second clamp, the clamp seat is installed at the front end of the oil pump device, the first clamp is hinged to the lower side of the clamp seat, the clamp is hinged to the upper side of the clamp seat, the end of the first clamp can be clamped by the clamp, the second clamp is arranged on the clamp seat and connected with the oil pump device, and the first clamp and the second clamp form a compression joint position.
Preferably, the hydraulic device comprises an oil cylinder and a piston arranged in the oil cylinder, the oil cylinder is installed at the front end of the oil way seat, the hydraulic cavity is formed in the oil cylinder, the piston is connected with the execution head, and the movement of the piston drives the execution head to work.
Compared with the prior art, the utility model outstanding and profitable technological effect is:
1. the utility model relates to a wear to establish through the pump body and be formed with the oil storage chamber in the holding intracavity, replace the design of the rear end of the original oil bag installation pump body, solve the whole length of existing equipment longer, the great and heavy problem of quality of volume.
2. The utility model discloses an axle stopper mechanism installs in the rear end of the pump body, and axle stopper mechanism is located same axis with the pump body, and axle stopper mechanism can directly impress hydraulic oil into the oil outlet channel, reduces hydraulic pressure force's transmission loss, and then guarantees hydraulic power and hydraulic pressure effect.
3. The front end of the pump body of the utility model is provided with an oil injection hole for oil injection, so as to inject oil into the oil storage cavity and ensure hydraulic operation; meanwhile, the connection between the oil circuit seat and the pump body is directly utilized, so that the end face of the pump body is tightly attached to the mounting groove of the oil circuit seat, the oil filling hole is sealed, the oil filling hole is not required to be additionally sealed, and the use is more convenient.
4. The utility model discloses a can dismantle the design of hydro-cylinder because the piston is reciprocal to be removed in the hydro-cylinder, consequently uses the damage back when the hydro-cylinder for a long time, can change it, easy maintenance reduces use cost.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is one of the cross-sectional views of the overall structure of the present invention.
Fig. 3 is a cross-sectional view of the power unit and the hydraulic unit of the present invention.
Fig. 4 is a schematic diagram of the pump body structure of the present invention.
Fig. 5 is a cross-sectional view of the hydraulic device and the actuator head of the present invention.
Fig. 6 is a second cross-sectional view of the overall structure of the present invention.
Fig. 7 is an enlarged view of the area a of fig. 6.
Reference numerals:
1-body; 11-a body; 12-mounting grooves;
2-a power plant; 21-a drive motor; 22-eccentric drive shaft; 23-a reduction gear; 24-stabilizing the bearing; 25-rolling bearings;
3-a hydraulic device; 31-a pump body; 32-oil bags; 33-an oil storage chamber; 34-an oil outlet channel; 341-oil outlet one-way valve; 342-an oil inlet hole; 343-an oil inlet channel; 344-oil inlet check valve; 345-an oil chamber; 346-steel ball one; 347-a limit screw; 35-oil return hole; 36-oil holes; 37-a shaft plug mechanism; 371-axle plug cover; 372-shaft plug; 373-spring one; 374 — a drive section;
4-an oil pump device; 41-oil circuit seat; 411-hydraulic channel; 412-a safety chamber; 413-pressure relief cavity; 42-oil cylinder; 43-a piston; 44-hydraulic chamber; 45-pressure relief valve; 451-pressure relief balls; 452-pressure relief bolts; 453-a handle; 46-a safety valve;
5-an execution head; 51-a clamp base; 52-first jaw; 53-a clamp; 54-a second tong head; 55-crimping position;
6-an accommodating cavity;
8-oil return channel.
Detailed Description
The following describes the present invention in further detail with reference to the accompanying drawings.
As shown in fig. 1 and 2, a novel hydraulic tool includes:
the engine body 1, the said engine body 1 includes the body 11 and oil circuit base 41, and also there is oil storage cavity 33 in the engine body 1;
a power device 2 installed in the machine body 1 and including a driving motor 21 and an eccentric transmission shaft 22, or hydraulically operated by manually pressing a handle;
the oil pump device 4 comprises a pump body 31 and a shaft plug mechanism 37, wherein an oil cavity is formed in the rear end of the pump body 31, and the shaft plug mechanism 37 is installed in the oil cavity;
the hydraulic device 3 comprises an oil cylinder 42 and a piston 43, and a hydraulic cavity 44 is formed in the oil cylinder 42;
an execution head 5;
the machine body is also provided with an oil outlet channel 34, an oil inlet channel 343 and an oil return channel 8;
oil pump unit 4 arranges the middle part of organism 1 in, and power device 2 installs the rear side at oil pump unit 4, and hydraulic means 3 installs the front end at oil pump unit 4, carries out head 5 and installs the front end at hydraulic means 3, oil chamber 345 and oil storage chamber 33 are through oil feed passageway 343 intercommunication, and oil chamber 345 and hydraulic pressure chamber 44 are through producing oil passageway 34 intercommunication, and hydraulic pressure chamber 44 and oil storage chamber 33 are through oil return passage 8 intercommunication.
The driving motor 21 drives the shaft plug mechanism 37 to do telescopic motion through the eccentric transmission shaft 22, so that oil enters the oil cavity from the oil storage cavity through the oil inlet channel 343 and then enters the hydraulic cavity through the oil outlet channel 34 to perform oil inlet hydraulic operation;
then the oil in the hydraulic cavity flows back to the oil storage cavity through the oil return channel 8.
The pump body 31 is inserted into the machine body 1, and an oil storage cavity 33 is formed between the pump body 31 and the inner wall of the machine body 1.
The utility model relates to a wear to establish through the pump body and be formed with the oil storage chamber in the holding intracavity, replace the technical scheme of the rear end of the original oil bag installation pump body, solve the whole length of hydraulic means longer, the great and heavier problem of quality of volume.
As shown in fig. 4, an oil return hole 35 for communicating the oil return passage 8 and an oil filling hole 36 for filling the oil bag 32 are further formed in the end of the pump body 31, and ports of the oil return hole 35 and the oil filling hole 36 are located at the same end of the pump body 31, that is, the front end surface of the pump body 31.
The engine body 1 comprises a main body 11 and an oil circuit seat 41, wherein the oil circuit seat 41 is installed at the front end of the main body 11, an installation groove 12 is formed at the rear end of the oil circuit seat 41, and the installation groove 12 is matched with the main body 11 to form an accommodating cavity 6.
An oil bag 32 can be installed in the accommodating cavity 6, the pump body 31 penetrates through the oil bag 32, and two ends of the oil bag 32 are hermetically connected with the pump body, so that an oil storage cavity 33 is formed between the pump body 31 and the oil bag.
The connection between the oil bag 32 and the pump body 31 can also adopt one end sealing connection, and the oil bag is sleeved on the outer wall of the pump body, so that the technical effect can be achieved.
The oil return passage 8 is formed in the oil passage seat 41.
When the main body 11 is connected to the oil path base 41, the front end surface of the pump body 31 is disposed in the mounting groove 12 and closely attached to the inner wall of the mounting groove 12. The design firstly communicates the oil chamber and the hydraulic chamber 44, and the oil return channel 8 communicates with the oil return hole 35; and simultaneously, the oil filling hole 36 is sealed, so that sealing is realized.
The front end of the pump body 31 of the utility model is provided with an oil return hole 35 and an oil injection hole 36 for injecting oil so as to inject oil into the oil storage cavity 33 and ensure hydraulic operation; meanwhile, the installation groove 12 of the oil path seat 41 is attached to the front end face of the pump body 31 by directly utilizing the connection between the oil path seat 41 and the pump body 31, so that the oil filling hole 36 is sealed, the oil filling hole 36 does not need to be additionally sealed, and the use is more convenient.
In order to ensure the oil absorption effect, as shown in fig. 6 and 7, the oil outlet channel 34 and the oil inlet channel 343 are both arranged in the pump body 31, the oil outlet channel 34 and the oil inlet channel 343 are communicated with each other, and the oil inlet end of the oil inlet channel 343 is located on the side surface of the pump body; an oil outlet one-way valve 341 is arranged at the oil inlet end of the oil outlet channel 34, an oil inlet one-way valve 344 is arranged at the oil inlet end of the oil inlet channel 343, and the oil outlet one-way valve 341 and the oil one-way valve 344 are matched with each other to realize that oil enters the oil cavity from the oil inlet channel 343 and then is discharged from the oil outlet channel 34.
The structure of the oil outlet check valve 341 is the same as that of the oil inlet check valve 344, and the oil inlet check valve 344 is used as an example for unfolding.
The oil inlet check valve 344 comprises a first steel ball 346 and a limiting screw rod 347, the first steel ball 346 is located in the oil inlet channel 343, the limiting screw rod 347 is in threaded connection with the pump body 31, the first steel ball 346 is limited in the oil inlet channel 343, and the diameter of the oil inlet channel 343 is larger than the diameter of the first steel ball 346 and larger than the diameter of the oil inlet hole 342.
When oil is sucked, the first steel ball 346 is separated from the oil inlet 342, and when oil is discharged, the first steel ball 346 seals the oil inlet 342, so that the oil enters the hydraulic passage 411 from the oil outlet.
A spring can be arranged between the first steel ball 346 and the limiting screw 347, and the spring is used for propping against the first steel ball 346 so as to ensure the normal operation of the oil inlet check valve 344.
As shown in fig. 6, an oil chamber 345 for mounting the plunger mechanism 37 is opened at the rear end of the pump body 31. The oil chamber 345 is provided to ensure that the shaft plug mechanism 37 is aligned with the axis of the oil outlet passage 34 after the shaft plug mechanism 37 is installed.
The utility model discloses an axle stopper mechanism 37 is installed in the rear end of the pump body 31, and axle stopper mechanism 37 is located same axis with the pump body 31, and axle stopper mechanism 37 can directly impress hydraulic oil into oil outlet channel 34, reduces hydraulic pressure force's transmission loss, and then guarantees hydraulic power and hydraulic pressure effect.
As shown in fig. 3, the power device 2 further includes a reduction gear 23, the eccentric transmission shaft 22 is mounted at the rear end of the shaft plug mechanism 37 through a stabilizing bearing 24 and is arranged perpendicular to the shaft plug mechanism 37, and the stabilizing bearing 24 is used for maintaining the stability of the eccentric transmission shaft 22 during rotation.
The rolling bearing 25 can reduce the friction force between the eccentric transmission shaft 22 and the shaft plug mechanism 37, and prolong the service life.
The utility model discloses a guarantee that axle stopper mechanism 37 and the pump body 31 are located same axis after, the drive shaft that can be normal stopper mechanism 37 work, so with eccentric transmission shaft 22 perpendicular with axle stopper mechanism 37 setting, eccentric transmission shaft 22 rotates just can drive shaft stopper mechanism 37 work like this, guarantees the normal work of machine.
As shown in fig. 7, the shaft plug mechanism 37 includes a shaft plug sleeve 371, a shaft plug 372 and a spring 373, the shaft plug sleeve 371 is installed in the oil chamber 345, the shaft plug 372 is movably disposed in the shaft plug sleeve 371, and the rear end of the shaft plug 372 extends out of the shaft plug sleeve 371 and is formed with a driving portion 374, and the driving portion 374 abuts against a bearing at the upper end of the eccentric transmission shaft 22.
The rotation of the eccentric transmission shaft 22 can push the shaft plug 372 to move on the shaft plug sleeve 371, and the shaft plug is matched with the spring 373 to form telescopic motion.
The movement of the plug 372 draws oil into a cavity formed between the plug 372 and the plug sleeve 371, and then discharges the oil through the oil discharge passage 34 to supply the oil pump device 4 with hydraulic oil.
As shown in fig. 5, a hydraulic passage 411 is formed in the oil passage base 41, the hydraulic passage 411 is communicated with the oil outlet passage 34, the hydraulic device 3 is installed at the front end of the oil passage base 41, the hydraulic device 3 includes an oil cylinder 42 and a piston 43 for connecting the actuator head 5, the oil cylinder 42 is formed with a hydraulic chamber 44, the piston 43 is installed in the hydraulic chamber 44, the hydraulic chamber 44 is communicated with the oil chamber through the oil outlet passage and the hydraulic passage, and oil in the oil chamber enters the hydraulic chamber 44 to push the piston 43 to move, so that the actuator head 5 performs hydraulic operation.
A pressure relief cavity 413 for communicating the hydraulic passage 411 and the oil return hole 35 is further formed in the oil path seat 41, and a pressure relief valve 45 is installed in the pressure relief cavity 413 and used for controlling communication between the hydraulic passage 411 and the oil return hole 35.
After the crimping is finished, the pressure release valve 45 can be opened, so that the hydraulic oil flows back to the oil storage cavity 33, and the crimping operation is conveniently carried out again.
The pressure relief valve 45 mainly comprises a pressure relief ball 451, a pressure relief bolt 452 and a handle 453, wherein the pressure relief ball 451 is arranged in the pressure relief cavity 413, the pressure relief bolt 452 is in threaded connection with the pressure relief cavity 413, the handle 453 is connected to the lower end of the pressure relief bolt 452, and an oil inlet of the pressure relief cavity 413 can be cut or closed by rotating the handle 453.
A safety cavity 412 is further formed in the oil path seat 41, the pressure relief cavity 413, the safety cavity 412 and the hydraulic passage 411 are communicated with each other, the safety cavity 412 is communicated with the oil return hole 35, and a safety valve 46 for adjusting pressure is mounted in the safety cavity 412.
The design can simplify the inside oil circuit like this, reduces the processing degree of difficulty, and the reduction of oil circuit can reduce the emergence probability of trouble simultaneously, reduces the maintenance, guarantees stability, facilitates the use.
The safety valve 46 comprises a regulating nut, a second spring and a second steel ball, the second steel ball is arranged in the safety cavity 412, the regulating nut is in threaded connection with the oil way seat 41, the second steel ball is propped against the second spring, the safety cavity 412 and the hydraulic channel 411 are closed, when the oil pressure in the hydraulic channel 411 is too high, the force of the second spring of a customer pushes the second steel ball, the safety cavity 412 and the hydraulic channel 411 are opened, hydraulic oil flows back to the oil storage cavity 33, the oil pressure of an internal oil way is guaranteed, and the damage to equipment due to the fact that the oil pressure is too high is avoided.
The safety chamber 412 and the pressure relief chamber 413 constitute an oil return passage 8.
As shown in fig. 5, the actuating head 5 includes a base 51, a first jaw 52, a second jaw 53 and a second jaw 54, the base 51 is mounted at the front end of the cylinder 42, the first jaw 52 is hinged at the lower side of the base 51, the second jaw 53 is hinged at the upper side of the base 51, the first jaw 53 can be clamped on the end of the first jaw 52 to close the base 51, the second jaw 54 is placed on the base 51 and connected with the piston 43, and a closed pressure joint 55 for pressure-jointing the workpiece is formed between the second jaw 54 and the first jaw 52.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. A novel hydraulic tool, comprising:
a body (1);
a power unit (2) mounted on the machine body (1);
an oil pump device (4) including a pump body (31) and a shaft plug mechanism (37); and
the hydraulic device (3) is used for connecting the execution head (5), and a hydraulic cavity (44) is arranged in the hydraulic device (3);
the pump body (31) penetrates through the machine body (1), and an oil storage cavity (33) is formed between the pump body (31) and the inner wall of the machine body (1);
an oil cavity (345) is formed at the rear end of the pump body, a shaft plug mechanism (37) is installed in the oil cavity (345), and the power device (2) drives the shaft plug mechanism (37) to work;
the oil cavity (345) is communicated with the oil storage cavity (33) through an oil inlet channel (343), the oil cavity (345) is communicated with the hydraulic cavity (44) through an oil outlet channel (34), and the hydraulic cavity (44) is communicated with the oil storage cavity (33) through an oil return channel (8).
2. The new hydraulic tool as set forth in claim 1, characterized in that:
an oil bag (32) is sleeved outside the pump body (31), and the end part of the oil bag (32) is hermetically connected with the pump body (31) to form the oil storage cavity (33).
3. The new hydraulic tool as claimed in claim 1 or 2, characterized in that:
the oil chamber and the pump body (31) are located on the same axis.
4. The new hydraulic tool as set forth in claim 2, characterized in that:
the oil-way structure is characterized in that the machine body (1) comprises a main body (11) and an oil-way seat (41), the oil-way seat (41) is installed at the front end of the main body (11), an installation groove (12) is formed in the rear end of the oil-way seat (41), and the installation groove (12) is matched with the main body (11) to form an accommodating cavity (6) for installing an oil bag (32).
5. The new hydraulic tool as set forth in claim 2, characterized in that:
an oil filling hole (36) used for filling oil into the oil bag (32) is formed in the front end portion of the pump body (31), and the front end face of the pump body is tightly attached to the inner wall of the mounting groove (12) to achieve sealing of the oil filling hole (36).
6. The new hydraulic tool as set forth in claim 1, characterized in that:
the oil inlet end of the oil inlet channel (343) is positioned on the side face of the pump body (31), and an oil inlet check valve (344) is installed in the oil inlet end;
an oil outlet one-way valve (341) is installed at the oil inlet end of the oil outlet channel (34);
the oil outlet one-way valve (341) and the oil one-way valve (344) are matched with each other, so that oil enters the oil cavity (345) from the oil inlet channel (343) and then is discharged from the oil outlet channel (34).
7. The new hydraulic tool as in claim 4,
a hydraulic channel (411) is formed in the oil way seat (41);
the hydraulic device (3) is arranged at the front end of the oil way seat (41), and the hydraulic channel (411) is communicated with the oil outlet channel (34) and the hydraulic cavity (44);
a pressure release valve (45) is further installed in the oil way seat (41), and the pressure release valve (45) controls the communication between the hydraulic channel (411) and the oil storage cavity (33).
8. The new hydraulic tool as set forth in claim 7, characterized in that:
an oil return channel (8) for conducting a hydraulic channel (411) is formed in the oil circuit seat (41), the oil return channel (8) comprises a safety cavity (412) and a pressure relief cavity (413) for installing a pressure relief valve (45), the pressure relief cavity (413) and the safety cavity (412) are mutually communicated, and a safety valve (46) for adjusting pressure is installed in the safety cavity (412).
9. The new hydraulic tool as in claim 1,
the execution head (5) comprises a clamp seat (51), a first clamp head (52), a clamp (53) and a second clamp head (54), the clamp seat (51) is installed at the front end of the oil pump device (4), the first clamp head (52) is hinged to the lower side of the clamp seat (51), the clamp (53) is hinged to the upper side of the clamp seat (51), the clamp (53) can be clamped on the end portion of the first clamp head (52), the second clamp head (54) is arranged on the clamp seat (51) and connected with the oil pump device (4), and the first clamp head (52) and the second clamp head (54) form a compression joint position (55).
10. The new hydraulic tool as in claim 1,
the hydraulic device (3) comprises an oil cylinder (42) and a piston (43) arranged in the oil cylinder, the oil cylinder (42) is installed at the front end of an oil way seat (41), a hydraulic cavity (44) is formed in the oil cylinder, the piston (43) is connected with an execution head (5), and the movement of the piston (43) drives the execution head (5) to work.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121029238.9U CN214625685U (en) | 2021-05-13 | 2021-05-13 | Novel hydraulic tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121029238.9U CN214625685U (en) | 2021-05-13 | 2021-05-13 | Novel hydraulic tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214625685U true CN214625685U (en) | 2021-11-05 |
Family
ID=78406617
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121029238.9U Active CN214625685U (en) | 2021-05-13 | 2021-05-13 | Novel hydraulic tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214625685U (en) |
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2021
- 2021-05-13 CN CN202121029238.9U patent/CN214625685U/en active Active
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