CN218462033U - Heavy ratchet wrench - Google Patents

Abstract

The utility model discloses a heavy ratchet spanner, include: the bottom of the working head is connected with a connector, the other end of the connector is connected with a handle, and a working part is arranged in the working head; the working head comprises a shell and a cover plate, wherein the upper part and the right side of the shell are not provided with covers, one side of the shell is provided with an opening, a ratchet wheel placing groove is arranged in the shell, two pawl placing grooves are arranged in the shell and positioned on one side of the ratchet wheel placing groove, a steering handle placing groove is arranged between the rear sides of the two pawl placing grooves, a fixed block is arranged in the shell and positioned in the middle of the front sides of the two pawl placing grooves, and the cover plate is matched with the shell and fixed on the fixed block through bolts; the working component comprises a ratchet wheel arranged in ratchet wheel placing grooves, two pawls matched with the ratchet wheel are oppositely arranged in the two pawl placing grooves, a direction handle matched with the two pawls is arranged in the direction handle placing groove, and the direction handle extends out of the right side of the shell.

Description

Heavy ratchet wrench

Technical Field

The utility model relates to a ratchet spanner technical field specifically indicates heavy ratchet spanner.

Background

The spanner used on large and medium-sized mechanical equipment is required to meet the specific large torque of various types of bolt and nuts and can disassemble and assemble the large torque nut; generally, when locking operation is performed, it is difficult to rotate the wrench one full turn at a time due to the problem of space, and it is troublesome to rotate the wrench to a half to pick up the wrench and then sleeve the wrench on the fastener, so that the use of the ratchet wrench having the idle rotation function becomes a very practical tool when locking operation is performed, and a user can perform fastening and dismounting actions only by swinging the ratchet wrench back and forth.

A place that is used for big-and-middle-sized mechanical equipment etc. to need large-scale torque wrench often uses heavy ratchet spanner, and prior art's heavy ratchet spanner when fastening and dismantlement interchange need the adjustment direction, because heavy ratchet spanner's handle is generally all longer, the user need round trip movement commutate and swing handle, and is comparatively troublesome, and the use feels poor, reduces work efficiency.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems that the existing ratchet wrench is small and is not suitable for being adjusted by a large ratchet wrench, the utility model provides a heavy ratchet wrench which is different from the prior art, the cover plate is arranged, the working parts such as the ratchet wheel, the ratchet wheel and the like are wetted, rusted and damaged, the handle with a certain length is arranged, the arm of force is long, and the strength is saved; the direction handle can be shifted remotely to adjust the pawl, and the direction change is convenient.

In order to solve the technical problem, the utility model provides a technical scheme does: a heavy duty ratchet wrench comprising:

the bottom of the working head is connected with a connector, the other end of the connector is connected with a handle, and a working part is arranged in the working head;

the working head comprises a shell without a cover on the upper side and the right side and a cover plate, one side of the shell is provided with an opening, a ratchet wheel placing groove is arranged in the shell, two pawl placing grooves are arranged in the shell and positioned on one side of the ratchet wheel placing groove, a steering handle placing groove is arranged between the rear sides of the two pawl placing grooves, a fixing block is arranged in the shell and positioned in the middle of the front sides of the two pawl placing grooves, and the cover plate is matched with the shell and fixed on the fixing block through bolts;

the working component comprises a ratchet wheel arranged in ratchet wheel placing grooves, two pawls matched with the ratchet wheel are oppositely arranged in the two pawl placing grooves, a direction handle matched with the two pawls is arranged in the direction handle placing groove, and the direction handle extends out of the right side of the shell.

Further, the handle upside is equipped with the cassette, and the joint is equipped with the regulation pole in the cassette, and the connector upside just rotates with regulation pole central line coincidence department and installs the control cover, and the one end of adjusting the pole and being close to the control cover stretches into in the control cover and is connected with the regulation soft pole, adjusts the soft pole other end and is connected with the direction handle.

Furthermore, the soft adjusting rod is a soft rubber rod.

Furthermore, the upper side of the connector and the two sides of the control sleeve are respectively provided with a limit baffle for limiting the rotation of the control sleeve.

Furthermore, two limiting plate bottoms just are located and all install spacing plug-in components between two universal wheels.

Furthermore, the rotation angle of the control sleeve is-5 to 5 degrees.

Furthermore, the rear end of the handle is provided with a through hole at the upper end of the outer side of the rubber sleeve lifting rod, and a second fixing bolt is inserted in a matching manner.

Compared with the prior art, the utility model the advantage lie in: the heavy ratchet wrench of the utility model is provided with the handle with a certain length, the arm of force is long, and the strength is saved; the handle sets up the apron, places work component such as ratchet, ratchet and rusts and damage by wetting, can stir the direction handle remotely and adjust the pawl, and the switching-over is convenient, does not need user round trip movement to adjust the direction, labour saving and time saving, raises the efficiency.

Drawings

FIG. 1 is a top view of the heavy duty ratchet wrench of the present invention;

FIG. 2 is a schematic view of a heavy duty ratchet wrench working head of the present invention;

FIG. 3 is a schematic view of a heavy duty ratchet wrench cover of the present invention;

FIG. 4 is a schematic view of the working components of the heavy duty ratchet wrench of the present invention;

fig. 5 is a schematic view of the adjusting lever of the heavy ratchet wrench of the present invention.

Reference symbol comparison table:

1. a working head; 2. a connector; 3. a handle; 4. a working member; 5. a rubber sleeve; 101. a housing; 102. a cover plate; 103. a ratchet wheel placing groove; 104. a pawl placing groove; 105. a steering handle placing groove; 106. a fixed block; 201. a baffle plate; 301. adjusting a rod; 302. a control sleeve; 303. adjusting the soft rod; 304. a card holder; 401. a ratchet wheel; 402. a pawl; 403. a steering handle.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "lateral", "upper", "lower", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like 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 particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified. Furthermore, the term "comprises" and any variations thereof is intended to cover non-exclusive inclusions.

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 to 5, a heavy ratchet wrench includes:

the bottom of the working head 1 is connected with a connector 2, the other end of the connector 2 is connected with a handle 3, and a working part 4 is arranged in the working head 1;

the working head 1 comprises a shell 101 and a cover plate 102, wherein the upper part and the right side of the shell are not provided with covers, one side of the shell 101 is provided with an opening, a ratchet wheel placing groove 103 is arranged in the shell 101, two pawl placing grooves 104 are arranged in the shell 101 and positioned at one side of the ratchet wheel placing groove 103, a direction handle placing groove 105 is arranged between the rear sides of the two pawl placing grooves 104, a fixed block 106 is arranged in the shell 101 and positioned in the middle of the front sides of the two pawl placing grooves 104, and the cover plate 102 is matched with the shell 101 and fixed on the fixed block 106 through bolts;

the working component 4 comprises ratchet wheels 401 arranged in the ratchet wheel placing grooves 103, two pawls 402 matched with the ratchet wheels 401 are oppositely arranged in the two pawl placing grooves 104, a direction handle 403 matched with the two pawls 402 is arranged in the direction handle placing groove 105, the direction handle 403 extends out of the right side of the shell 101, and the rotation direction of the direction handle 403 can be respectively adjusted to enable the two pawls 402 to be contacted with the ratchet wheels 401.

3 upsides of handle are equipped with cassette 304, be equipped with in the cassette 304 and adjust pole 301, 2 upsides of connector and with adjust pole central line coincidence department and rotate and install control sleeve 302, 2 upsides of connector just are located control sleeve 302 both sides and are equipped with restriction control sleeve pivoted limit baffle 201 respectively, control sleeve turned angle is-5 ~ 5, adjust the one end that pole 301 is close to control sleeve 302 and stretch into in the control sleeve 302 and be connected with and adjust soft pole 303, it is the soft pole of rubber to adjust soft pole 303, it is connected with direction handle 403 to adjust the other end of soft pole 303, 3 rear ends of handle are equipped with rubber sleeve 5, the landing when preventing to use.

The utility model discloses when concrete implementation:

when the wrench is used, the direction handle 403 is adjusted to drive the two pawls 402 to be respectively contacted with the ratchet wheel 401, when the right pawl 402 is contacted with the ratchet wheel 401, the ratchet wheel 401 is blocked when rotating clockwise, and the ratchet wheel 401 rotates together with the whole wrench, so that the purpose of fastening screws is achieved. When the ratchet wheel 401 rotates counterclockwise, the right pawl 402 moves backward, the ratchet wheel 401 is not locked, the ratchet wheel 401 does not rotate together with the wrench, and the wrench can rotate in the opposite direction to a proper position without the ratchet wheel 401 moving, so that the purpose of continuous fastening is achieved. Similarly, when the left pawl 402 contacts the ratchet wheel 401, the ratchet wheel 401 is stressed when rotating anticlockwise, and rotates clockwise to achieve the purpose of continuous release;

this heavy ratchet spanner's handle 3 is longer, the user prevents the landing in handheld 3 rubber sleeve 5 parts of handle when using, need adjust the position of direction handle 403 when adjusting pawl 402, can pull up regulation pole 301 from cassette 304, pulling is adjusted pole 301 and is made the regulation soft pole 303 drive direction handle 403 and be in spanner central horizontal position, rotate regulation pole 301 to the direction that needs to adjust again and drive control sleeve 302 and rotate to contact limit baffle 201, promote at last to adjust pole 301 and make the regulation soft pole 303 promote direction handle 403 to rotate with this regulation, this sets up and does not need the user to manually go to directly stir direction handle 403 round trip movement regulation direction, time saving and labor saving, and efficiency is improved.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims (6)

1. A heavy ratchet wrench comprising: work head (1), its characterized in that: the bottom of the working head (1) is connected with a connector (2), the other end of the connector (2) is connected with a handle (3), and a working part (4) is arranged in the working head (1);

the working head (1) comprises a shell (101) without a cover on the upper side and the right side and a cover plate (102), one side of the shell (101) is open, a ratchet wheel placing groove (103) is arranged in the shell (101), two pawl placing grooves (104) are arranged in the shell (101) and positioned on one side of the ratchet wheel placing groove (103), a direction handle placing groove (105) is arranged between the rear sides of the two pawl placing grooves (104), a fixing block (106) is arranged in the shell (101) and positioned in the middle of the front sides of the two pawl placing grooves (104), and the cover plate (102) is matched with the shell (101) and is fixed on the fixing block (106) through bolts;

the working component (4) comprises ratchet wheels (401) arranged in ratchet wheel placing grooves (103), two pawls (402) matched with the ratchet wheels (401) are oppositely arranged in the two pawl placing grooves (104), direction handles (403) matched with the two pawls (402) are arranged in the direction handle placing groove (105), and the direction handles (403) extend out of the right side of the shell (101).

2. The heavy ratchet wrench of claim 1, wherein: handle (3) upside is equipped with cassette (304), joint is equipped with regulation pole (301) in cassette (304), connector (2) upside and with adjust pole central line coincidence department and rotate and install control sleeve (302), it is close to adjust pole (301) the one end of control sleeve (302) is stretched into in control sleeve (302) and is connected with and adjusts soft pole (303), adjust soft pole (303) other end with direction handle (403) are connected.

3. The heavy ratchet wrench of claim 2, wherein: the adjusting soft rod (303) is a rubber soft rod.

4. The heavy duty ratchet wrench of claim 2, wherein: and limiting baffles (201) for limiting the rotation of the control sleeve are respectively arranged on the upper side of the connector (2) and on two sides of the control sleeve (302).

5. The heavy duty ratchet wrench of claim 2, wherein: the rotation angle of the control sleeve is-5 to 5 degrees.

6. The heavy duty ratchet wrench of claim 1, wherein: the rear end of the handle (3) is provided with a rubber sleeve (5).

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