119results about "Hand hammers" patented technology

The utility model relates to the field of rubber hammers, and particularly discloses a multifunctional rubber hammer which comprises a grip, a hammer handle connected with the grip, a hammer body connected with the hammer handle, a buffering mechanism arranged on one side of the hammer body and a hammer head connected with the buffering mechanism, a first threaded ring is arranged on one side of the hammer body, the hammer head is made of rubber, and a second threaded ring is arranged on the other side of the hammer body. The rubber hammer comprises a hammer head and a buffer mechanism, the hammer head is used for hammering a part needing to be hammered, the buffer mechanism further buffers the hammer head, the buffer mechanism can adjust the buffer strength, and the extrusion degree of a first spring can be adjusted by arranging a fixing ring, so that the buffer strength of the buffer mechanism is adjusted, and the hammering strength of the rubber hammer is better controlled.

The utility model relates to the technical field of hardware tools, in particular to a damping titanium alloy connected claw hammer which comprises a hammer head and a hammer handle, the hammer head is arranged at one end of the hammer handle, an impact head is slidably arranged on the hammer head, an impact damping part is arranged between the impact head and the hammer head, and the impact damping part is used for absorbing vibration force generated by the impact head. A plurality of damping holes are formed in the hammer handle in the length direction of the hammer handle, and a hand damping piece is arranged on the hammer handle and used for absorbing vibration force on the hammer handle. The device has the effects of shock absorption, weight reduction and convenience in operation.

A handheld titanium hammer including a handle with a transverse hoop at one end, and a hammer head inserted therein. The hoop at the front-facing edge includes a notch. The hammer head includes a flange with a nub and an intermediate portion with a downward facing sloped surface and a recessed bed. A wedge having an upward facing angular surface fits into the hoop from the back end and pushes against the sloped surface of the intermediate portion for a wedging action. The wedging action also lifts the bed into a flattened wall section of the hoop capturing it therein. The nub of the flange is captured within the notch in the hoop. A fastened secures the wedge and hammer head together inside the hoop.

The utility model relates to the technical field of geological survey, and discloses a knocking hammer for mineral resource geological survey, which comprises a splicing assembly, the splicing assembly comprises a hammer head, a limiting groove is arranged on one side of the hammer head, the limiting groove is connected with a limiting block, the limiting block is connected with a balancing weight, the balancing weight is connected with a bolt, and the bolt is connected with a nut. The lower end of the hammer head is connected with a threaded connecting column, the lower end of the threaded connecting column is connected with a chisel head, one side of the hammer head is connected with a connecting shaft, one end of the connecting shaft is connected with a first hammer handle, and the outer ring of the first hammer handle is connected with a rubber pad. According to the utility model, the resistance of rocks can be overcome more quickly during knocking, the same crushing effect can be achieved by reducing the knocking times, the time can be saved and the working efficiency can be improved in geological survey, and the hammer head can obtain higher linear speed and kinetic energy under the condition of applying the same force, so that the knocking force is enhanced, and the service life of the hammer head is prolonged. And the rock sample can be crushed more effectively.

The utility model relates to the technical field of railway maintenance tools, and in the daily maintenance and inspection of a railway system, an inspector usually needs to carry various tools, such as using a common hammer to smash and knock, using a wrench to inspect and fasten a loose bolt, and using tools such as a feeler gauge to measure a gap or a gap between a rail and a sleeper. In order to solve the technical problems that the carrying burden of inspection personnel is increased, and the working efficiency is possibly influenced by incomplete tools in emergency, the utility model discloses a multifunctional inspection hammer which comprises a hammer rod, a hammer head, a connecting pipe and a wedge-shaped filler gauge, the hammer head is connected to the right end of the hammer rod, a clamping groove is formed in the hammer head, and the wedge-shaped filler gauge is arranged in the clamping groove. A hammering part is arranged on the hammer head; the hammer rod is a structural body with an opening in the left end and an inner cavity, internal threads are arranged on the wall of the inner cavity of the hammer rod, the left end of the hammer rod is in threaded connection with one end of the connecting pipe, a wedge-shaped filler gauge is arranged at the other end of the connecting pipe, and scale marks are arranged on the wedge-shaped filler gauge.

The present invention relates to an anvil for an impact mechanism, wherein the anvil includes a tapering wing that tapers at an angle of about 5 degrees to about 30 degrees. The anvil can also include a shaft extending from the wing, and a drive end adapted to transmit and apply torque to a workpiece. The wing of the anvil also includes a wing impact surface that receives a rotational impact force from a hammer body. For example, the hammer body contacts the wing of the anvil and applies torque thereto.

A striking tool may include a head that may extend along a lateral axis and may have at least one contact portion for delivering an impact, a handle that may be operably coupled to the head and may extend substantially along a longitudinal axis, and a core member that may be operably coupled to the handle and may extend substantially along the longitudinal axis. The core member may extend into an orifice in the head and through at least a portion of the head. The polymer material of the handle may surround the core member and may be disposed between the core member and the portion of the head through which the core member may extend. The handle may include an engagement interface monolithically formed with the handle and may extend entirely around a portion of a perimeter of the head to operably couple the handle to the head.

The utility model discloses a multifunctional conjoined claw hammer, which relates to the field of claw hammers, and comprises a hammer handle, the top end of the hammer handle is rotatably connected with a claw, the claw adopts a rotatable design, the hammer handle comprises a metal handle, and the outer side of the top of the metal handle is sleeved with a rubber anti-skid sleeve. The core highlight is that the claw part has the flexible characteristic of free rotation, a user can easily adjust the orientation of the claw according to actual use scenes such as nail pulling, object prying or force application angle adjustment, diversified requirements can be met without replacing tools, the rotating structure is precisely designed, it is ensured that the claw is stable and smooth during rotation, and the rotating effect is good. Meanwhile, the locking mechanism is reliable, modes can be switched rapidly, stable positioning can be achieved after the angle is selected, accidental deviation in operation is avoided, the innovative design greatly improves the applicability and operation efficiency of the tool, and a user can handle woodworking, maintaining and dismounting tasks with high proficiency.

A drive unit for a mobile machine tool is proposed, comprising a battery unit for providing an output DC voltage, an electric motor, and a switching device connected between the battery unit and the electric motor, by which the output DC voltage can be switched to control the electric motor, wherein the switching device has at least two switches, each of which is switched at a switching frequency of greater than or equal to 50 kHz, preferably greater than or equal to 100 kHz.

The light-weight plastic hammer handle comprises a handle rod, one end of the handle rod is connected with a hammer head, an outer sleeve assembly is connected to the outside of the handle rod in a sleeved mode, an installation block is arranged in the outer sleeve assembly, an inner bolt is connected to the end of the handle rod in a threaded mode, and a locking assembly is arranged in the installation block. The locking assembly is used for locking the inner bolt, a groove matched with the mounting block is formed in the end of the plastic sleeve, the plastic sleeve is sleeved with the anti-skid sleeve, and the anti-skid protruding lines are arranged on the outer portion of the plastic sleeve. By means of the mode that the handle rod, the outer sleeve set, the installation block, the inner bolt and the locking assembly are used in cooperation, under the action of the installation block and the inner bolt, the stability of the outer sleeve set installed outside the handle rod can be guaranteed, the probability that the outer sleeve set slides and falls off is reduced, under the action of the locking assembly, the stability of installation of the inner bolt can be guaranteed, and the service life of the inner bolt is prolonged. And loosening of the inner bolt caused by vibration generated by working of the hammer head is avoided.

The utility model discloses an electric palm hammer which comprises a shell assembly. The circuit board and the driving transmission assembly are respectively arranged in the shell assembly; the knocking assembly is arranged on the shell assembly in a penetrating manner and is in transmission connection with the driving transmission assembly; the battery assembly is detachably arranged on the shell assembly and is electrically connected with the circuit board; the driving transmission assembly comprises a driving mechanism; the speed reduction transmission mechanism is in transmission connection with the driving mechanism; the small bevel gear is in transmission connection with the speed reduction transmission mechanism; the transmission mechanism is rotationally arranged in the shell assembly, is in transmission connection with the small bevel gear and can be in intermittent contact transmission connection with the knocking assembly. According to the automatic nail knocking device, the driving mechanism knocks an iron nail arranged in the knocking assembly in a clearance mode through the speed reduction transmission mechanism and the small bevel gear driving transmission mechanism in sequence, so that automatic nail knocking operation is achieved, and the problems that an existing manual hammer is strenuous and inconvenient to operate in a small space are effectively solved.

The portable safety hammer comprises an outer shell, an inner shell, a blade, a thick spring, a thin spring, a crushing needle and an excitation base, the outer shell is in a hollow cylindrical shape, internal threads are arranged at the two ends of the inner side of the outer shell, a V-shaped cutting groove is formed in one end of the inner shell, the other end of the inner shell is connected with the excitation base in a sliding mode, and the blade is arranged on the blade. The outer edge of the side, corresponding to the excitation base, of the inner shell is provided with external threads, a limiting base is further arranged in the inner shell, one end of the crushing needle is clamped into the limiting base to slide, the other end of the crushing needle is clamped into the excitation base to slide, and the outer edge of the crushing needle is sleeved with the thick spring and the thin spring. The thick spring and the thin spring are positioned between the excitation base and the limiting seat; in the whole assembling process, only screws are needed to fasten the inner shell body, ultrasonic welding is not needed for combination of the outer shell body and the inner shell body, the time for switching station procedures needed by assembling is saved, and therefore production assembling is facilitated, and the overall production efficiency is improved.

A reinforced geological hammer comprises a hammer handle, a telescopic rod, a telescopic adjusting mechanism, a supporting plate, an insertion block, a fixing mechanism, a hammer head, a connecting mechanism and a hammer block, the insertion block is fixedly arranged on the top face of the supporting plate, the insertion block is sleeved with the hammer head, and the fixing mechanism is arranged between the insertion block and the hammer head; the fixing mechanism comprises shifting plates, a fixing block and a positioning block, a sliding groove is formed in the inserting block, the bottom end of the shifting plate is inserted into the sliding groove and slides along the sliding groove, one end of the fixing block is fixedly connected with the bottom end of the side wall of the shifting plate, and the other end of the fixing block penetrates through the side wall of the inserting block and is inserted into the hammer head; the bottom end of the positioning block is inserted into the sliding groove. Through the arrangement of the shifting plate, the fixing block and the positioning block, the hammer head is arranged on the inserting block in a sleeving mode, the shifting plate, the fixing block and the positioning block are used in cooperation to fix the position between the inserting block and the hammer head, and the stability of the device is improved; and the positioning block is pulled out, the poking plate is poked to retract the fixing block into the sliding groove, then the hammer head is replaced, and the convenience of the device is improved.

A connecting structure between a handle and a tool head, comprising a handle and a tool head, characterized in that the handle includes a plug-in section and a handle part, wherein a receiving hole is formed in the center of the tool head; the plug-in section is inserted into the receiving hole, wherein the end face of the plug-in section is flush with the end face of the tool head; a keyway is formed in the center of the plug-in section; a wedge element is inserted in the keyway; a screw is inserted through the center of the wedge element; the screw is connected to the handle and fixes the wedge element in the keyway; wherein the wedge element has a conical chamfer on its outer surface which, when driven into the keyway, expands the plug-in section radially outwards so that it sits firmly in the receiving hole of the tool head.

A manual impact driver for aiding the removal of a threaded fastening member from a structure, is disclosed having a longitudinal axis (L), the manual impact driver including a body having a first end and a second end and a sliding member configured to be coupled to the body at the second end. The impact driver is movable between a first configuration, upon impact at the first end of the body, a linear impact force is translated along the longitudinal axis (L) from the first end of the body to the sliding member and a second configuration, upon impact at the first end, the linear impact force produces a torque, about the longitudinal axis (L), at the sliding member. The impact driver is operable to switch between the configurations upon rotation, by a user, of the body with respect to the sliding member.

A tool hammer comprises a hammer head, a handle body, a positioning block, a fixing piece and a filling fixing unit. A tapered slotted hole is formed in the top surface of the hammer head, and an equal-diameter slotted hole is formed in the corresponding bottom surface; a combination part is arranged at one end of the handle body and is accommodated in the equal-diameter slotted hole; the positioning block is accommodated in the gradually-contracted slotted hole, and two corresponding side surfaces of the positioning block are gradually contracted and are respectively provided with a filling groove in a concave manner; the fixing piece sequentially penetrates through the positioning block and the combination part, so that the bottom surface of the positioning block abuts against the top surface of the combination part; and the filling and fixing unit is filled in the tapered groove hole, the equal-diameter groove hole and the filling groove. By means of the tool hammer, the connection strength between the hammer head and the handle body can be enhanced, loosening is effectively prevented, the overall durability of the tool hammer is improved, and the service life of the tool hammer is prolonged.

The utility model discloses a geological hammer for geological exploration, and relates to the technical field of geological hammers, the geological hammer comprises a hammer head, the middle part of the bottom of the hammer head is movably connected with a hammer handle, the bottom of the hammer handle is movably connected with a connecting end, the connecting end comprises a mounting frame, the bottom of the connecting end is fixedly connected with a hand-held rod in an inserted manner, and the hand-held rod is fixedly connected with the mounting frame. The handheld rod comprises an anti-skid handle, and the bottom of the handheld rod is fixedly connected with a base. When the geological hammer is disassembled, the threaded rod is reversely screwed, the hammer head and the hammer handle can be movably disassembled, the connecting end and the hammer handle can also be movably disassembled, the geological hammer is divided into three parts so that the geological hammer can be conveniently disassembled and stored and can be more conveniently used in geological exploration, and the cleaning brush is movably connected into the mounting box, so that when the cleaning brush is used, the cleaning brush can be conveniently cleaned. The cleaning brush can be taken out for use by pinching the handle part with a thumb and then drawing the handle part towards the lower part of the mounting plate, the excavated rock samples are cleaned and collected by using the cleaning brush, the structure is simple, and the function is practical.

The geological hammer comprises a connecting box, a connecting shell is arranged above the connecting box, the connecting shell is rotationally connected with a first bevel gear, the first bevel gear is in meshed connection with a second bevel gear, one side of the second bevel gear is fixedly connected with a worm, and the end, away from the second bevel gear, of the worm is rotationally connected with the connecting box; a worm gear is connected to the worm in a meshed mode, a first meshing wheel is fixedly connected to the worm gear, and a second sliding rack used for being inserted into a first buckling block hole is connected to one side of the first meshing wheel in a meshed mode. The geological hammer does not need to be integrally replaced, the damaged knocking block, scraping block or hammer handle can be independently detached and replaced, the undamaged connecting box, the first buckling block, the second buckling block and other components are fully utilized, idle waste of undamaged components in an integrated structure is avoided, and meanwhile the purchasing and replacing cost of operation equipment is reduced.

The utility model discloses an adjustable strength hand mallet of detachable counterweight block, including the handle, the top of handle is equipped with the first threaded rod, the outside of first threaded rod is equipped with the internal thread pipe, the top of first threaded rod is equipped with the outer sleeve rod, the outside of outer sleeve rod is equipped with the hand mallet head, the inside of outer sleeve rod is equipped with the second threaded rod, the top of second threaded rod is equipped with the rotating plate, the top of first threaded rod outside is equipped with the counterweight bin, the utility model discloses through the cooperation of internal thread pipe, first threaded rod, counterweight bin, counterweight block, can adjust the counterweight of hand mallet according to the environment of use, make in the process of operation need not to be equipped with multiple hand mallets to use to thereby reduce the cost of operation, then through the cooperation of second threaded rod, rotating plate and outer sleeve rod, when hand mallet head appears damage overcan quick replacement to it to thereby reduce the difficulty of replacement.

The utility model discloses a manual tool hammer convenient to assemble and disassemble, which comprises a tool hammer body, a conical hammer head is arranged on the lower side of the tool hammer body, the manual tool hammer further comprises a limiting frame arranged on the outer side of the tool hammer body, and a connecting plate is mounted on the left side of the limiting frame; a hammer rod body is arranged on the right side of the connector, and an anti-skid plate is installed on the outer side of the grip. According to the manual tool hammer convenient to assemble and disassemble, by additionally arranging a connecting assembly and hexagonal positioning blocks, the inner wall of a connector makes contact with the outer wall of a connecting base, a positioning rod penetrates through the interior of the connecting position of the connecting base and the connector, and the hexagonal positioning blocks are tightened on the front side and the rear side of the positioning rod; compared with the prior art, the device has the advantages that the function of quickly assembling and disassembling the hand tool hammer is achieved, and meanwhile, the nail pulling function of the hand tool hammer is conveniently achieved by additionally arranging the nail pulling block and the limiting frame.

The invention relates to a multifunctional fire axe, which belongs to the technical field of fire fighting equipment and comprises a handle, a hammer axe, a window breaking assembly, a supporting assembly, a knocking assembly, a force storage assembly and a driving assembly. The hammer axe is arranged at one end of the handle; the window breaking assembly is arranged at the other end of the handle and comprises a connecting base arranged on the handle, a mounting cylinder arranged on the connecting base, a supporting rod arranged on the mounting cylinder in a sliding mode, a window breaking head arranged at the lower end of the supporting rod and a first elastic piece arranged in the mounting cylinder and used for pushing the supporting rod to move; the supporting assembly is arranged in the mounting cylinder; the knocking assembly is rotationally arranged on the supporting assembly, and the output end is connected with the supporting rod; the force storage assembly is arranged on the supporting assembly, and the output end is connected with the knocking assembly; the driving assembly is arranged on the supporting rod, and the output end of the driving assembly is connected with the force storage assembly. The glass breaking device is integrated on the fire axe, and glass can be broken conveniently.

The utility model discloses a split type rubber hammer, which relates to the field of rubber hammers and comprises a hammer head and a hammer handle, the cross section of the hammer head is trapezoidal, a connecting sleeve is clamped on the hammer head, a fixing chain is arranged on the hammer head, a positioning hole matched with the fixing chain is arranged on the hammer head, and the hammer handle is detachably connected with the connecting sleeve and the hammer head. The connecting sleeve is provided with two threaded rods arranged on the two sides of the hammer head respectively, the fixing chain penetrates through the positioning hole and is movably connected with the positioning hole, the two ends of the fixing chain are each movably connected with a first threaded pipe, the two first threaded pipes are in threaded connection with the two threaded rods respectively, and the outer diameter of each first threaded pipe is smaller than the diameter of the positioning hole. The portable hammer has the advantages that connection stability of the hammer head and the hammer handle can be kept, the hammer head can be replaced conveniently when damaged, use cost is reduced, the portable hammer is convenient to carry, and practicability is improved.

The invention relates to an electric hammer control method and an electric hammer control circuit, in the working process of an electric hammer, the vibration amplitude of an electric hammer body is monitored, a vibration amplitude threshold value is preset, and when the vibration amplitude of the electric hammer body is lower than the threshold value, common working intensity is shown; when the vibration amplitude of the electric hammer body is equal to or higher than a threshold value, the special working intensity is shown; in a common working intensity state, the controller of the electric hammer controls the driving motor to operate at a stable rotating speed; in a special working intensity state, the controller of the electric hammer controls the driving motor to operate at a variable speed in high and low speed periods, and the low-speed and high-speed conversion periods are both one stroke of the hammer head of the electric hammer. The electric hammer can solve the technical problem that when an existing electric hammer is used, the vibration recoil effect causes harm to the body health of a user.

The utility model provides an anti-explosion lighting flashlight which comprises a lamp holder part, a light source assembly and a first shell, and the lamp holder part comprises a light source assembly and a second shell. The lamp head part is detachably connected to the lamp body part, the lamp body part comprises a power source assembly and a second shell, anti-skid lines are arranged on the first shell, a charging port is further formed in the first shell, and a charging interface of the power source assembly in the lamp body part is located below the charging port. The top area of the first shell is also provided with a reducing ring, the reducing ring is also connected with a rotatable rubber ring, the rubber ring is connected with a dustproof plug, and the dustproof plug is matched with the charging port; the lamp tail part comprises a switch assembly and a third shell, the lamp tail part is detachably connected to the lamp body part, a notch is formed in the bottom of the third shell, an impact hammer is fixedly connected to the interior of the notch through a fastening assembly, and the impact hammer is perpendicular to the lamp body part. The explosion-proof lighting flashlight is simple in structure, the impact hammer on the explosion-proof lighting flashlight can be rapidly assembled, the production cost is effectively reduced, and meanwhile the dustproof plug on the explosion-proof lighting flashlight is long in service life and not prone to breakage.

The utility model provides a wind power generation overhaul and maintenance combination tool, which relates to the field of hardware tools, and comprises a hammer head, a hammer handle is transversely arranged on the hammer head, an inserting hole is arranged at the tail end of the hammer head, the hammer handle is divided into a fixed part and an inserting part, and the fixed part is fixedly connected with the hammer head. The tail end of the fixing part is provided with an inserting groove for containing the inserting part, the top end of the inserting part is provided with mutually hinged levers, one lever is fixedly connected with the inserting part, and the tail end of the fixing part is provided with a containing groove connected with the other lever in an inserting mode. According to the wind power generation overhaul and maintenance combined tool, the hammer handle is divided into two parts, one part is fixed, the other part is inserted into the fixed part, the placing grooves are formed in the faces, close to each other, of the two parts and used for placing the internal hexagonal wrench and the square shaft, and when the inserting part is inserted into the fixed part, the placing grooves can be covered; and when the specified part needs to be taken out, the specified part can be taken out only by plugging and unplugging the plugging part, and the operation is convenient.

The utility model discloses a bench work hammer with an adjustable counter weight, which belongs to the technical field of manual tools and comprises a conical head and a handle, opposite sides of the conical head and the handle are respectively provided with a first counter weight slide rail or a second counter weight slide rail, and the outer surface of one end of the handle is connected to the inner surface of the first counter weight slide rail of the conical head. A lead screw is embedded and slidably connected to one side of the second balance weight sliding rail and connected to an internal thread in a connecting hole formed in the middle of the balance weight block through a ball fit thread, a rotating assembly is fixedly connected to the other end of the lead screw, and an adjusting shaft is slidably connected to one side of the rotating assembly; the other end of the adjusting shaft is slidably connected to one end of the handle in a penetrating mode and fixedly connected with an adjusting plate. By adjusting the position of the balancing weight, a user can optimize the gravity center distribution of the hammer head and reduce the arm fatigue caused by long-time use, so that the working efficiency is improved, and the physical output during use is reduced through the flexible adjustment of the balancing weight and the design of the buffer layer.

The utility model provides a kind of internal combustion engine vehicle point inspection hammer, including hammer head, the hammer head is installed on handle, and the through hole is provided with in the axis in handle, which passes through the end of handle;The end of the handle is equipped with flasher, and the sidewall of the handle is provided with button, which is electrically connected with electric wire in through hole, and the end of electric wire, which extends through the hole, is connected with socket, and the plug of the flasher is electrically connected with socket.The utility model discloses that the flasher is arranged on handle, can cause the attention of surrounding people in the form of flasher flicker, avoid driving accident;Flasher is connected with handle by rubber block, reduce the vibration of point inspection to cause damage to flasher;Flasher is arranged in weak flicker form, and point inspection personnel can better identify the position of point inspection hammer at night.