CN209923985U

CN209923985U - Well lid lock structure

Info

Publication number: CN209923985U
Application number: CN201920457024.8U
Authority: CN
Inventors: 黄朝峰
Original assignee: Fuzhou Aote Electronic Co Ltd
Current assignee: Fuzhou Aote Electronic Co Ltd
Priority date: 2019-04-04
Filing date: 2019-04-04
Publication date: 2020-01-10
Anticipated expiration: 2029-04-04

Abstract

The utility model discloses a manhole cover lock structure, which comprises a lock body, a shifting block and a spring fastener, wherein the lock body is arranged on an inner manhole cover, one end of the shifting block is fixedly connected with the lock body and is driven by the lock body to rotate, the spring fastener comprises a push rod, the locking lever, first base and second base interval set up and are the lock body installation hole site of reserving on the interior well lid, on the first base of one end movable mounting of locking lever, the other end movable mounting of locking lever is on the second base, the middle section of locking lever is equipped with radial through-hole, the catch bar passes the through-hole setting and is fixed by the mounting, the shifting block is established in one side of catch bar, the shifting block drives the catch bar and removes along locking lever axis direction, the cover is equipped with reset spring on one end of locking lever, reset spring is located between catch bar and the first base, the other end of locking lever corresponds the inboard department of second base and has spacing step face, the other end of locking lever stretches into the locked groove on the well lid of setting outward. The utility model discloses a structure of well lid lock is ingenious, is suitable for municipal administration on a large scale and uses.

Description

Well lid lock structure

Technical Field

The utility model relates to a municipal administration equipment field especially relates to a well lid lock structure.

Background

At any time, the improvement of social public facilities, underground pipe networks are arranged in roads and are used for arranging sewers or laying cables and the like. The manhole cover is arranged above the underground pipe network to protect the underground pipe network and protect pedestrians so as to prevent the pedestrians from falling into the underground pipe network. The well lid is made of metal casting, and the phenomenon that the well lid is lost can occur when people taste the well lid.

Among the prior art, the well lid that generally adopts is traditional well lid, and the well lid can be laid in the top of underground pipe network, and the position can be established to the card in the edge of the top of underground pipe network, and the well lid can establish the position with this card and carry out mechanical joint. In order to prevent the well lid from being lost, an active electronic lock can be arranged in the well lid and connected with a battery, and then the active electronic lock is unlocked and locked, so that the active electronic lock can be clamped with the opening part of the underground pipe network.

Disclosure of Invention

An object of the utility model is to provide a well lid keying constructs.

The utility model adopts the technical proposal that:

a manhole cover lock structure comprises a lock body, a shifting block and a spring fastener, wherein the lock body is arranged on an inner manhole cover, one end of the shifting block is fixedly connected with the lock body and is driven by the lock body to rotate, the spring fastener comprises a push rod, the locking lever, first base and second base interval set up and are the lock body installation hole site of reserving on the interior well lid, on the first base of one end movable mounting of locking lever, the other end movable mounting of locking lever is on the second base, the middle section of locking lever is equipped with radial through-hole, the catch bar passes the through-hole setting and is fixed by the mounting, the shifting block is established in one side of catch bar, the shifting block drives the catch bar and removes along locking lever axis direction, the cover is equipped with reset spring on one end of locking lever, reset spring is located between catch bar and the first base, the other end of locking lever corresponds the inboard department of second base and has spacing step face, the other end of locking lever stretches into the locked groove on the well lid of setting outward.

Furthermore, the first base and the second base are both provided with a lock rod hole, the end of the lock rod is sleeved in the lock rod hole in a sliding mode, and the radius of the limiting step surface at the other end of the lock rod is larger than that of the lock rod hole.

Further, the lock body includes outer lock body and interior lock body, and outer lock body demountable fixed mounting is on the interior well lid of well lid, and interior lock body cover is established in the outer lock body, and the outer lock body of interior lock body rotation when needing to unblank, and both do not have the connection at ordinary times.

Furthermore, the outer side wall of the outer lock body is provided with an external thread structure, a nut is sleeved on the outer side of the outer lock body, and the outer lock body is embedded on the inner well cover through the nut.

Furthermore, a sealing groove is formed in the outer side wall of the inner lock body, a sealing ring is sleeved in the sealing groove, and the inner lock body is connected with the inner wall of the outer lock body in a sealing mode through the sealing ring.

Further, the lock body also comprises a rotary sleeve, a lock cylinder motor and a lock head, the outer lock body is provided with a hollow lock hole, the lock head and the inner lock body are sequentially and rotatably sleeved on the inner wall of the lock hole of the outer lock body from top to bottom, the inner lock body is provided with an upward opening, the lower end of the lock cylinder motor is fixedly connected with the bottom of the opening of the inner lock body, the rotary sleeve is fixedly sleeved on an output shaft of the lock cylinder motor and is driven to rotate by the lock cylinder motor, a spring is sleeved on the outer side of the rotary sleeve, a stop block is arranged at the upper end of the spring, sliding lugs are arranged on two opposite sides of the stop block, a sliding chute for the sliding lugs to slide relatively is arranged on the side wall of the opening of the inner lock body, the lower end of the spring is arranged at the bottom of the opening of the inner lock body in an overhead manner, an embedding block is arranged in the middle sections of, the middle of the stop block is provided with a through hole, the lower end of the lock head is sleeved in the through hole in a sliding mode, a limiting groove is formed in the through hole, the outer side wall of the lower end of the lock head is provided with a limiting block corresponding to the limiting groove, and the limiting block slides into the limiting groove when the stop block is pushed to move upwards by a spring.

Further, the inner well cover is provided with two supporting blocks corresponding to the push rod, and the two supporting blocks are respectively arranged on two sides of the lock rod and located on the lower side of the push rod.

The utility model adopts the above technical scheme, set up the shifting block by lock body driven in one side of push rod. When the well lid lock attaches the state, the spring is in the natural state, and the locked groove that sets up on arranging outer well lid in is inserted to the other end of locking lever this moment, and well lid and outer well lid are in the padlock state in this moment. When needing to unblank, operating personnel control lock body rotates (specifically interior lock body rotates), and then drives the shifting block and rotate, and the shifting block further promotes the catch bar, and the catch bar drives the other end of locking lever and leaves the locked groove when compressing reset spring, realizes unblanking. Furthermore, the utility model discloses still ingenious having set up the lock body structure, need not whole use lock core motor drive and unblank, it is long when the effectual circular telegram that reduces the lock core motor, in addition because the lock core motor only is responsible for the gomphosis linkage of drive separation and reunion, do not need the drive big part, therefore the lock core motor can use the miniwatt motor. The utility model discloses a structure of well lid lock is ingenious, is suitable for municipal administration on a large scale and uses.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments;

fig. 1 is a schematic structural view of a manhole cover lock structure of the present invention;

fig. 2 is a schematic view of the lock body structure of the present invention;

fig. 3 is a schematic view of the installation state of the present invention.

Detailed Description

As shown in one of fig. 1-3, the utility model discloses a manhole cover lock structure, which comprises a lock body 10, a shifting block 20 and a spring fastener 30, wherein the lock body 10 is installed on an inner manhole cover 200, one end of the shifting block 20 is fixedly connected with the lock body 10 and is driven by the lock body 10 to rotate, the spring fastener 30 comprises a push rod 40, a lock rod 50, a first base 60 and a second base 70, the first base 60 and the second base 70 are fixed on the inner surface of the inner manhole cover 200 at intervals, both the first base 60 and the second base 70 are installation hole sites of the lock body 10 reserved on the inner manhole cover, one end of the lock rod 50 is movably installed on the first base 60, the other end of the lock rod 50 is movably installed on the second base 70, a radial through hole is arranged in the middle section of the lock rod 50, the push rod 40 passes through the through hole and is fixed by a fixing member, the shifting block 20 is arranged on one side of the push rod 40, the shifting block 20 drives, one end of the lock rod 50 is sleeved with a return spring 80, the return spring 80 is located between the push rod 40 and the first base 60, the other end of the lock rod 50 is provided with a limiting step surface (not shown) corresponding to the inner side of the second base 70, and the other end of the lock rod 50 extends into the lock groove 90 arranged on the outer well cover 300.

Further, the first base 60 and the second base 70 are both provided with a lock rod hole 100, the end of the lock rod 50 is slidably sleeved in the lock rod hole 100, and the radius of the limiting step surface at the other end of the lock rod 50 is greater than the radius of the lock rod hole 100.

Further, lock body 10 includes outer lock body 1 and interior lock body 2, and outer lock body 1 can dismantle fixed mounting on the interior well lid 200 of well lid, and interior lock body 2 cover is established in outer lock body 1, and interior lock body 2 rotates relative to outer lock body 1 when needing to unblank.

Further, the outer side wall of the outer lock body 1 has an external thread structure, a nut 12 is sleeved on the outer side of the outer lock body 1, and the outer lock body 1 is embedded on the inner well lid 200 through the nut 12.

Further, a sealing groove 8 is formed in the outer side wall of the inner lock body 2, a sealing ring 9 is sleeved in the sealing groove 8, and the inner lock body 2 is connected with the inner wall of the outer lock body 1 in a sealing mode through the sealing ring 9.

Further, as shown in fig. 2, the lock body further includes a rotary sleeve, a lock cylinder motor and a lock head, the outer lock body 1 has a hollow lock hole 11, the lock head 5 and the inner lock body 2 are sequentially rotatably sleeved on the inner wall of the lock hole 11 of the outer lock body 1 from top to bottom, the inner lock body 2 has an upward opening 21, the lower end of the lock cylinder motor 4 is fixedly connected with the bottom of the opening 21 of the inner lock body 2, the rotary sleeve 3 is fixedly sleeved on the output shaft 41 of the lock cylinder motor 4 and is driven to rotate by the lock cylinder motor 4, the outer side of the rotary sleeve 3 is sleeved with a spring 6, the upper end of the spring 6 is provided with a stopper 7, the opposite sides of the stopper 7 are provided with sliding lugs 71, the side wall of the opening 21 of the inner lock body 2 is provided with a chute 22 for the sliding lugs 71 to slide relatively, the lower end of the spring 6 is arranged at the bottom of the opening 21 of the, the embedded block 31 penetrates through the middle section of the spring 6 on the corresponding side, the rotary sleeve 3 drives the spring 6 to upwards compress the upper end of the spring 6 or downwards compress the lower end of the spring 6 through the embedded block 31, a through hole 72 is formed in the middle of the stop block 7, the lower end of the lock head 5 is slidably sleeved in the through hole 72, a limiting groove 73 is formed in the through hole 72, a limiting block 51 corresponding to the limiting groove 73 is arranged on the outer side wall of the lower end of the lock head 5, and the limiting block 51 slides into the limiting groove 73 when the stop block 7 is pushed to move upwards by the.

Further, the inner well lid 200 is provided with two supporting blocks 110 corresponding to the push rod 40, and the two supporting blocks 110 are respectively arranged on two sides of the lock rod 50 and located on the lower side of the push rod 40.

The utility model adopts the above technical scheme, set up the shifting block by lock body driven in one side of push rod. When the well lid lock attaches the state, the spring is in natural state, and the locking groove 90 that sets up on outer well lid 300 is inserted in to the other end of locking lever 50 this moment, and well lid 200 is in the padlock state with outer well lid 300 in this moment. When needing to unblank, operating personnel control lock body and rotate (specifically interior lock body rotates), and then drive the shifting block and rotate, and the shifting block further promotes catch bar 40, and catch bar 40 drives the other end of locking lever 50 and leaves locked groove 90 when compressing reset spring 80, realizes unblanking. Furthermore, the utility model discloses still ingenious having set up the lock body structure, need not whole use lock core motor drive and unblank, it is long when the effectual circular telegram that reduces the lock core motor, in addition because the lock core motor only is responsible for the gomphosis linkage of drive separation and reunion, do not need the drive big part, therefore the lock core motor can use the miniwatt motor. The utility model discloses a structure of well lid lock is ingenious, is suitable for municipal administration on a large scale and uses.

Claims

1. A well lid lock structure which characterized in that: which comprises a lock body, a shifting block and a spring fastener, wherein the lock body is arranged on an inner well cover, one end of the shifting block is fixedly connected with the lock body and is driven by the lock body to rotate, the spring fastener comprises a push rod, the locking lever, first base and second base interval set up and are the lock body installation hole site of reserving on the interior well lid, on the first base of one end movable mounting of locking lever, the other end movable mounting of locking lever is on the second base, the middle section of locking lever is equipped with radial through-hole, the catch bar passes the through-hole setting and is fixed by the mounting, the shifting block is established in one side of catch bar, the shifting block drives the catch bar and removes along locking lever axis direction, the cover is equipped with reset spring on one end of locking lever, reset spring is located between catch bar and the first base, the other end of locking lever corresponds the inboard department of second base and has spacing step face, the other end of locking lever stretches into the locked groove on the well lid of setting outward.

2. A manhole cover lock structure according to claim 1, wherein: the first base and the second base are both provided with a lock rod hole, the end of the lock rod is sleeved in the lock rod hole in a sliding mode, and the radius of the limiting step surface at the other end of the lock rod is larger than that of the lock rod hole.

3. A manhole cover lock structure according to claim 1, wherein: the lock body comprises an outer lock body and an inner lock body, the outer lock body is detachably and fixedly installed on the inner well cover of the well cover, the inner lock body is sleeved in the outer lock body, and the inner lock body rotates relative to the outer lock body when the lock is required to be unlocked.

4. A manhole cover lock structure according to claim 3, wherein: the outer side wall of the outer lock body is provided with an external thread structure, a nut is sleeved on the outer side of the outer lock body, and the outer lock body is embedded on the inner well cover through the nut.

5. A manhole cover lock structure according to claim 3, wherein: the outer side wall of the inner lock body is provided with a sealing groove, a sealing ring is sleeved in the sealing groove, and the inner lock body is connected with the inner wall of the outer lock body in a sealing mode through the sealing ring.

6. A manhole cover lock structure according to claim 3, wherein: the lock body also comprises a rotary sleeve, a lock core motor and a lock head, wherein the outer lock body is provided with a hollow lock hole, the lock head and the inner lock body are sequentially and rotatably sleeved on the inner wall of the lock hole of the outer lock body from top to bottom, the inner lock body is provided with an upward hole, the lower end of the lock core motor is fixedly connected with the bottom of the hole of the inner lock body, the rotary sleeve is fixedly sleeved on an output shaft of the lock core motor and is driven to rotate by the lock core motor, a spring is sleeved on the outer side of the rotary sleeve, a stop block is arranged at the upper end of the spring, sliding lugs are arranged on two opposite sides of the stop block, a sliding chute for the sliding lugs to slide relatively is arranged on the side wall of the hole of the inner lock body, the lower end of the spring is arranged at the bottom of the hole of the inner lock body in an overhead manner, an embedded block is arranged in the, the middle of the stop block is provided with a through hole, the lower end of the lock head is sleeved in the through hole in a sliding mode, a limiting groove is formed in the through hole, the outer side wall of the lower end of the lock head is provided with a limiting block corresponding to the limiting groove, and the limiting block slides into the limiting groove when the stop block is pushed to move upwards by a spring.

7. A manhole cover lock structure according to claim 1, wherein: the inner well cover is provided with two supporting blocks corresponding to the push rod, and the two supporting blocks are respectively arranged on two sides of the lock rod and positioned on the lower side of the push rod.