33results about How to "Easy to lock and unlock" patented technology

The invention relates to the technical field of optical communication and provides an optical transceiver module housing comprising a housing, a cover body for sealing the housing, and a handle that can sleeve the housing. The cover body is detachably mounted on the housing. The housing has a cavity for installing a light emitting device and a light receiving device. A side of the housing is provided with a first through hole and a second through hole for the light emitting device and the light receiving device to be inserted respectively. The handle has two bar-shaped locking pieces. Lockingheads are disposed at the end portions of the two locking pieces. Both sides of the housing are provided with first grooves for the two locking heads to be engaged with respectively. An optical transceiver module is also provided which includes a light emitting device, a light receiving device, and the above optical transceiver module housing. The optical transceiver module housing and the opticaltransceiver module each leads to the outside via the two through holes such that the possibility that electromagnetic waves leave from other slits is greatly reduced. Locking and unlocking can be easily achieved by engaging or disengaging the locking heads on the locking pieces with a first recess.

The invention discloses a power plugging power supply device comprising a power connection component which is connected with electricity utilization equipment and a power supply component which is arranged in the wall. The power connection component comprises a push-pull block. The front and rear ends of the right end surface of the push-pull block are symmetrically provided with two inserting rods. The right end of each of the two inserting rods is provided with a locking slot. The middle of the right end surface of the push-pull block is provided with a plug. The power supply component comprises a base body. The left end surface of the base body is provided with an accommodating slot which is used for being cooperatively connected with the push-pull block, wherein the opening of the accommodating slot is towards the left. The middle of the right end wall of the accommodating slot is provided with power supply jacks used for being cooperatively connected with the plug. The power plugging power supply device is simple in structure and great in power supply stability so that the electric shock accident can be avoided while the power connection component is unplugged and the life safety of people can be guaranteed; besides, the whole device operates safely and reliably, locking and unlocking operation of the inserting rod and the plug is easy and convenient, and unplugging of the power connection component is convenient and labor-saving.

The invention discloses a building drainage pipe fixing assembly with an LED indicating lamp. The building drainage pipe fixing assembly is used for fixedly installing a drainage pipe (5) on a building (199), and comprises a lining panel (7) embedded into the building (199) and an elastic locking part in sliding fit with a guide rod (51) which is fixedly connected with the lower side of the drainage pipe (5); the elastic locking part comprises two wedge-shaped locking blocks (4) which are symmetrically arranged; and a topped opening spring (44) is arranged between the two wedge-shaped locking blocks (4) and is used for elastically opening the two wedge-shaped locking blocks (4).

The invention provides a conveniently-detachable building water drainage pipe fixing device which is used for fixedly mounting a water drainage pipe (5) on a building (155). The conveniently-detachable building water drainage pipe fixing device comprises an inner lining board (7) embedded into the building (155) and an elastic locking part which is in sliding matching with a lower side fixed connection guide rod (51) of the connection device (3), wherein the elastic locking part comprises two wedged locking blocks (4) which are symmetrically arranged; and a jacking spring (44) is arranged between the two wedged locking blocks (4) and is used for elastically expanding the two wedged locking blocks (4).

The invention discloses an improved power plugging power supply device comprising a power connection component which is connected with electricity utilization equipment and a power supply component which is arranged in the wall. The power connection component comprises a push-pull block. The front and rear ends of the right end surface of the push-pull block are symmetrically provided with two inserting rods. The right end of each of the two inserting rods is provided with a locking slot. The middle of the right end surface of the push-pull block is provided with a plug. The power supply component comprises a base body. The left end surface of the base body is provided with an accommodating slot which is used for being cooperatively connected with the push-pull block, wherein the opening of the accommodating slot is towards the left. The middle of the right end wall of the accommodating slot is provided with power supply jacks used for being cooperatively connected with the plug. The power plugging power supply device is simple in structure and great in power supply stability so that the electric shock accident can be avoided while the power connection component is unplugged and the life safety of people can be guaranteed; besides, the whole device operates safely and reliably, locking and unlocking operation of the inserting rod and the plug is easy and convenient, and unplugging of the power connection component is convenient and labor-saving.

The invention discloses a counter lock structure and two pedals capable of being folded and locked on a wheelchair. The counter lock structure comprises a lock body and a lock rod, wherein the lock body comprises a lock shell, a movable lock core, a reset spring and an unlocking push rod, the lock rod is provided with a lock head of which diameter is larger than that of a rod part, the lock shell is provided with an open V-shaped lock opening, the lock head is clamped in a small end of the V-shaped lock opening after entering a big end of the V-shaped lock opening, the lock shell is internally provided with a lock core sliding groove which is in communication with the V-shaped lock opening, the movable lock core is slidably installed in the lock core sliding groove, the lock core sliding groove is internally provided with the reset spring which pushes the movable lock core to the V-shaped lock opening, the movable lock core which moves to the V-shaped lock opening fixes and clamps the lock head in the small end of the V-shaped lock opening, the lock shell is provided with the unlocking push rod which stretches into the lock shell, and the unblocking push rod is utilized to drive the movable lock core to overcome the action force of the reset spring so as to leave the V-shaped lock opening. The two pedals achieve lock fixing and lock unblocking by being provided with the lock body and the lock rod respectively. According to the counter lock structure and the two pedals capable of being folded and locked on the wheelchair, lock countering and lock unblocking are very convenient, and the lock fixing is firm.

The invention discloses a novel water cup. The novel water cup comprises a power transmission end connected with a cup body through an electric wire and a power transmission rack matched with the power transmission end for use, wherein a right handle is fixedly arranged on the left end face of the cup body; a cup mouth is arranged on the right end face of the cup body; a power transmission module is arranged on the lower end face of the cup body; a cup cover is arranged on the upper end face of the cup body; the power transmission end comprises a hand holding block; two plug boards are correspondingly arranged at the front and rear ends of the right end face of the hand holding block; a locking slot is formed in the right end of each of the two plug boards; a cam is arranged in the middle point of the right end face of the hand holding block; the power transmission rack comprises a casing; an accommodation cavity which is provided with a leftward cavity opening and used for being connected with the hand holding block in the matching manner is formed in the left end face of the casing. The novel water cup disclosed by the invention has the advantages of simple structure and good power supply stability; the use safety of the cup body during water boiling is improved; in addition, the whole device is safe and reliable in operation; locking and unlocking operation of the plug boards and the cam is simple and convenient; the power transmission end can be conveniently pulled out in a labor-saving manner.

The invention provides a power device fixing device used for an electrical cabinet, and is used for fixedly installing power devices (9) in the electrical cabinet (199). The power device fixing device comprises fixing beams (7) which are fixed in the electrical cabinet (199) and elastic clamping components which are connected with the internal ends of the power devices (9). Each elastic clamping component comprises two wedge clamp blocks (8) which are symmetrically arranged. An abutting open spring (88) is arranged between the two wedge clamp blocks (8) and used for elastically shoving the two wedge clamp blocks (8) apart. The external side of each wedge clamp block (8) is provided with a wedge surface (84), and the end part of one side, which is close to the fixing beams (7), of the wedge surface is provided with a roller (82) in a hinged way through a fixing shaft (81).

The invention provides high-stability building water discharge pipe fixing equipment. The high-stability building water discharge pipe fixing equipment is used for fixedly installing a water discharge pipe (5) onto a building (199), and comprises an inner lining board (7) embedded into the building (199), a connection device (3) matched and connected with the water discharge pipe (5), and an elastic locking component glidingly matched with a lower side fixed connection guide rod (51) of the connection device (3), wherein the elastic locking component comprises two wedge-shaped locking blocks (4) in symmetrical arrangement; and a jacking spring (44) is arranged between the two wedge-shaped locking blocks (4) and is used for elastically jacking the two wedge-shaped locking blocks (4).

The invention discloses a safety type cup which comprises a power transmission end part connected with a cup body through a wire and a power transmission frame connected with the mains supply, whereina handle is arranged on the left end surface of the cup body, a cup mouth is arranged on the right end surface, and an openable cup lid is arranged on the upper end surface; the power transmission end part comprises a hand-push member; two insertion rods are correspondingly arranged at the front and rear ends of the right end surface of the hand-push member; a locking slot is formed in the rightend of each insertion rod; a touch head is arranged at the midpoint of the right end surface of the hand-push member; the power transmission frame comprises a frame; and an electric connection slot with a leftward notch and in fit connection with the touch head is formed in the left end surface of the frame. The safety type cup disclosed by the invention has the advantages of simple structure andhigh power supply stability, avoids electric shock accidents caused by plugging/unplugging of the power transmission end part, and thus guarantees the safety of water heating using the cup body; and moreover, the whole device runs safely and reliability, the locking/unlocking operation on the insertion rods and the touch head is simple and convenient, and the power transmission end part is pulledout conveniently and easily.

The invention provides an electrical cabinet with a power device fixing device, and is used for fixedly installing power devices (9) in the electrical cabinet (199). The electrical cabinet comprises fixing beams (7) which are fixed in the electrical cabinet (199) and elastic clamping components which are connected with the internal ends of the power devices (9). Each elastic clamping component comprises two wedge clamp blocks (8) which are symmetrically arranged. An abutting open spring (88) is arranged between the two wedge clamp blocks (8) and used for elastically shoving the two wedge clamp blocks (8) apart. The external side of each wedge clamp block (8) is provided with a wedge surface (84), and the end part of one side, which is close to the fixing beams (7), of the wedge surface is provided with a roller (82) in a hinged way through a fixing shaft (81).

The invention discloses a stable power supply plug-in device which comprises a power insertion component connected to electrical equipment through a wire and a power supply component connected to themains supply. The power insertion component comprises a hand-held body, the front and back ends of a right end face of the hand-held body are symmetrically provided with two insertion rods, and the right end of each of the two insertion rods is provided with a positioning slot. The middle of the right end face of the hand-held body is provided with a plug. The power supply component comprises a casing, a left end surface of the casing is provided with a power supply hole which has an opening facing the left and is connected to the plug in a matched way. The front and back ends of a left end face of the casing are symmetrically provided with insertion rod grooves which are connected to the insertion rods in a matched way. The stable power supply plug-in device has the advantages of a simplestructure and good power supply stability, electric shock accidents in inserting and pulling the power insertion component are avoided, the life safety of people is ensured, the operation of the whole device is safe and reliable, the locking and unlocking operations of the insertion rods and the plug are simple and convenient, and the pulling of the power insertion component is convenient and labor-saving.

The invention discloses an angle detection gauge for a bicycle tripod. The angle detection gauge comprises a detection platform, a five-way fixing device, a rear fork fixing device and an angle detection device, wherein the five-way fixing device is arranged in the middle of a top surface of the detection platform and used for fixing a bottom bracket of a bicycle tripod; the rear fork fixing device is arranged on one side of the five-way fixing device and used for fixing a rear lower fork pipe of a bicycle tripod; an angle detection device and a lower pipe are correspondingly arranged on the other side of the five-way fixing device, the angle detection device comprises a rotating angle measuring unit, and the angle detection device detects the angle formed by the lower pipe and the rear lower fork pipe through rotation of the rotating angle measuring unit. The angle detection gauge is advantaged in that an angle formed by the lower tube and the detection platform is rapidly measured through the rotation angle measuring unit in the angle detection device, the included angle between the rear lower fork tube and the lower tube can be indirectly and rapidly obtained through an angle algorithm, measurement is efficient, measurement precision is high, and batch detection of bicycle tripods is facilitated.

The invention provides an extrusion machine head. The extrusion machine head is arranged on an extrusion forming device, and comprises a rear machine head, a front machine head, a chuck assembly, a connecting rod assembly and a driving assembly; the rear machine head is arranged on the extrusion forming device; the front machine head is detachably connected with the rear machine head; the rear machine head is surrounded by the chuck assembly, and the chuck assembly is provided with a first position for locking the front machine head and the rear machine head and a second position for unlockingthe front machine head and the rear machine head; the connecting rod assembly is connected with the chuck assembly so as to change the position of the chuck assembly through the conduction of the connecting rod assembly; and the driving assembly is connected with the connecting rod assembly so as to control the conduction direction of the connecting rod assembly. The extrusion machine head can beused for effectively solving the problems that in the prior art, a chuck needs to be manually operated, locking and unlocking are difficult, and the safety is poor.

The invention discloses a new type of bridge equipment, which includes an electric connection part connected to electrical facilities through cables and an electric connection seat connected to the mains. Two bolts are arranged at the front and rear ends equally, and a locking groove is arranged at the right end of each of the two bolts, and a contact arm is arranged at the center of the right end surface of the handle, and the electric socket includes a frame body , the support column is fixedly installed around the bottom of the frame body, the bottom of the support column is opened outwards, and the left end surface of the frame body is provided with an electrical connection hole that opens to the left and is used to cooperate with the contact arm. The present invention has simple structure, good power supply stability, avoids electric shock accidents when plugging and unplugging electric connections, increases safety during bridge construction, and the whole device operates safely and reliably, and the locking and unlocking operation of the latch and contact arm is simple and convenient. It is convenient and labor-saving to pull out the electric connection part.

The invention discloses a rapidly-cooled electrical cabinet with an electric power device fixing apparatus. The electric power device fixing apparatus assembly is used for fixedly mounting the electric power device (9) in an electric cabinet (199); the electric cabinet comprises a fixed beam (7) fixed in the electrical cabinet (199), and an elastic clamping assembly connected with the inner end of the electric power device (9), wherein the elastic clamping assembly comprises two symmetrically-arranged wedge-shaped clamping blocks (8); a top-pressing expansion spring (88) used for enabling the two wedge-shaped clamping blocks (8) to be elastically expanded is arranged between the two wedge-shaped clamping blocks (8); a wedge-shaped surface (84) is arranged outside each wedge-shaped clamping block (8); and one side end part, close to the fixed beam (7), of each wedge-shaped surface is hinged with a rolling wheel (82) through a fixed shaft (81) separately.

The invention discloses a multifunctional control valve which comprises a valve body, a valve element, a driving mechanism and a locking mechanism. The valve element is movably connected to the valve body and can at least achieve water temperature function adjustment and flow function adjustment through movement. The driving mechanism comprises a rotating disc and a handle rod which can be connected to the rotating disc in a swinging mode. The rotating disc and the valve element are in synchronous rotating connection, the rotating disc rotates to drive the valve element to rotate so as to achieve water temperature function adjustment, and the handle rod swings to drive the valve element to move so as to achieve flow function adjustment. And the locking mechanism is connected with the rotating disc and the valve body and can lock the relative rotation of the rotating disc and the valve body or unlock the locking. Compared with the prior art, the water heater has the advantages that a certain adjustment value is locked to the locking value through the locking mechanism, the locking value is not affected when another adjustment is carried out, or the adjustment to the locking value is not needed again in the next adjustment, and a user can conveniently adjust the water temperature or the flow according to personal requirements.