CN214463344U

CN214463344U - Tensioning lock

Info

Publication number: CN214463344U
Application number: CN202023001741.1U
Authority: CN
Inventors: 徐乐辉
Original assignee: Jiangxi Ruinaibo Technology Co ltd
Current assignee: Jiangxi Ruinaibo Technology Co ltd
Priority date: 2020-12-14
Filing date: 2020-12-14
Publication date: 2021-10-22
Anticipated expiration: 2030-12-14

Abstract

The utility model relates to a tensioning lock, including lock shell, lock core, spring bolt, be provided with the mounting hole on the lock shell, the lock core sets up in the mounting hole, the spring bolt sets up in lock core bottom one side, be provided with the locking device who is used for locking or unblock spring bolt between spring bolt and the lock core, the lock core includes end, transfer line, the transfer line includes sealing, transmission portion, the end sets up in the sealing, the transfer line sets up in the sealing for the end other end, be provided with first seal groove, the second seal groove that is used for installing the sealing washer in the sealing, first seal groove, second seal groove pass through the sealing washer and lock the shell and seal mutually. The utility model discloses technical scheme has simple structure, reasonable, the technological effect of waterproof sealing performance reinforcing.

Description

Tensioning lock

Technical Field

The utility model belongs to the technical field of the technique of tool to lock and specifically relates to a taut lock.

Background

The demand of modern society for locks is increasing, wherein, the taut lock is called elasticity cam lock again, pellet shot from a slingshot cam lock, is the locking that is used for same classification equipment case or cupboard more, uses in the train, and EMUs carriage, electric appliance cabinet are very extensive, and general taut lock mainly includes lock core, lock body and spring bolt, drives the spring bolt rotation through rotating the lock core and realizes the locking. Taut lock among the prior art is unblanking and when locking, and required strength is great, inconvenient use to security and sealing performance are comparatively scarce, and long-time the back of using, thereby the lock body is not hard up and leads to sealed effect not good enough, and waterproof nature is poor.

SUMMERY OF THE UTILITY MODEL

Based on the problem, the utility model provides a simple structure, reasonable, taut lock of waterproof sealing performance reinforcing.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a taut lock, includes lock shell, lock core, spring bolt, be provided with the mounting hole on the lock shell, the lock core sets up in the mounting hole, the spring bolt sets up in lock core bottom one side, be provided with the locking device who is used for locking or unblock spring bolt between spring bolt and the lock core, the lock core includes end, transfer line, the transfer line includes sealing, transmission portion, the end sets up in the sealing, the transfer line sets up in the sealing for the end other end, be provided with first seal groove, the second seal groove that is used for installing the sealing washer in the sealing, first seal groove, second seal groove pass through the sealing washer and lock shell and are sealed mutually.

Through adopting above-mentioned technical scheme, the setting of first seal groove, second seal groove for the accessible is installed the sealing washer in first seal groove, second seal groove and is sealed the position of connection between lock core and the lock shell, avoids inside dust, rainwater put into the lock shell along its position of connection, plays dual waterproof sealing's effect, and the atress is bigger, makes when the transmission of operation lock core, and is more convenient.

The utility model discloses further set up: the locking device comprises a sleeve, a right-angle groove and a spiral groove are formed in the periphery of the sleeve, a connecting block is arranged on the transmission part relative to the other end of the sealing part, a ring-shaped groove is formed between the connecting block and the transmission part, a pin shaft is arranged on the connecting block, the end part of the pin shaft is arranged in the spiral groove, a connecting hole is formed in the lock shell, a pin is arranged in the connecting hole, one end of the pin corresponding to the inside of the lock shell is arranged in the right-angle groove, the right-angle groove comprises a tensioning part, a loosening part and an opening part, the tensioning part is arranged along the axial direction of the sleeve, the opening part is arranged along the circumferential direction of the sleeve, the loosening part is arranged at the position of a connecting included angle of the tensioning part and the opening part, the spiral groove comprises an unlocking end and a locking end, a spring is arranged in the sleeve, one end of the spring is connected with the connecting block, and the other end of the spring is connected with the bottom of the sleeve, the sleeve is provided with an installation block corresponding to one end of the lock tongue, and one end of the lock tongue is sleeved on the installation block and is fixedly connected with the installation block through a bolt.

Through adopting above-mentioned technical scheme, the taut portion in right angle groove, the portion of relaxing, the portion of opening pass through the cooperation of pin and ring channel to and the cooperation of the end of unblock, locking end and the round pin axle of helicla flute, make when the lock core is at the locking taut state, the lock core rotates and drives the round pin axle and put into the locking end from unblock end position, taut portion is put into to the pin, when the lock core is at the locking state of relaxing, the lock core rotates and drives the round pin axle and break away from the locking end position and put into the end of unblock, the portion of relaxing is put into to the pin, under the lock core is the open mode, the round pin axle breaks away from the locking end position and puts into unblock end position and keeps unchangeable, the portion of opening is put into to the pin.

The utility model discloses further set up: and a positioning part which is elastically arranged is arranged at the position of the spiral groove close to the locking end.

Through adopting above-mentioned technical scheme, the setting of location portion can avoid put into the taut round pin axle of helicla flute locking takes place the automation because vibrations and breaks away from the locking end and put into the end of separating from the locking, by the phenomenon of taut automation relaxation, location portion is the elasticity setting, makes the round pin axle can be convenient put into or withdraw from the locking end through manual operation, nevertheless can not break away from because of vibrations automatically yet.

The utility model discloses further set up: the cross section of the positioning part along the direction of the lock tongue is triangular, the triangle comprises a first side face, a second side face and a third side face, the first side face is arranged on one side of the spiral groove, and the second side face and the third side face are respectively connected with one end of the first side face.

By adopting the technical scheme, the section of the positioning part is triangular, so that the second side surface and the third side surface which correspond to the unlocking end and the locking end are obliquely arranged, the pin shaft is driven to be placed into the locking end from the unlocking end or separated from the locking end to be placed into the unlocking end through the rotation of the lock cylinder, and the operation is more convenient and labor-saving when the pin shaft is separated from or placed into the locking end through the positioning part.

The utility model discloses further set up: the heights of the second side surface and the third side surface are the same.

By adopting the technical scheme, the triangle formed by each side surface is an isosceles triangle, so that when the lock cylinder is rotated for transmission through manual operation and the pin shaft is arranged in or withdrawn from the locking end, the operation is equally convenient and labor-saving.

The utility model discloses further set up: an oil filling hole is formed in the lock shell, and a sealing plug is arranged in the oil filling hole.

Through adopting above-mentioned technical scheme, appear being difficult to rotate or do not good under the pivoted condition at the lock core, through the setting of oil filler point, can follow the oil filler point position along the inside lubricating oil that adds of lock shell, increase the lubricity between lock shell and the lock core, reduce the resistance, be convenient for rotate the lock core to when need not to follow oil filler point position additional lubricating oil, the oil filler point is lived to the accessible sealing plug, avoids taking place dust, the rainwater and puts into the condition in the lock shell along the oil filler point position.

The utility model discloses further set up: the upper end face of the lock shell is provided with an indicating mark for indicating the unlocking direction and the locking direction.

Through adopting above-mentioned technical scheme for when unblanking or closing the lock, can remind the unblock direction of rotation of operator's lock core and the direction of rotation of unblanking through the pilot sign, make operator's operation more convenient, save time.

Drawings

FIG. 1 is a block diagram of an embodiment of the present invention;

fig. 2 is an exploded view of the structure of an embodiment of the present invention;

FIG. 3 is a partial block diagram of an embodiment of the present invention;

FIG. 4 is an enlarged view of the portion A of FIG. 3;

fig. 5 is a schematic view of a lock cylinder locking and tensioning structure of the embodiment of the present invention;

fig. 6 is a schematic view of a lock cylinder locking and releasing structure of the embodiment of the present invention;

fig. 7 is a schematic structural view of an open state of the lock cylinder according to an embodiment of the present invention;

the reference numbers in the figures mean: 1-lock shell, 2-lock core, 201-end, 202-drive rod, 2021-sealing part, 2022-drive part, 3-lock tongue, 4-installation hole, 5-locking device, 501-sleeve, 6-first sealing groove, 7-second sealing groove, 8-right-angle groove, 801-tensioning part, 802-loosening part, 803-opening part, 9-spiral groove, 901-unlocking end, 902-locking end, 10-connecting block, 11-annular groove, 12-pin shaft, 13-connecting hole, 14-pin, 15-spring, 16-installation block, 17-positioning part, 1701-first side, 1702-second side, 1703-third side, 18-oil injection hole, 19-sealing plug and 20-indication mark.

Detailed Description

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Referring to fig. 1-7, the utility model discloses a taut lock, including lock shell 1, lock core 2, spring bolt 3, be provided with mounting hole 4 on the lock shell 1, lock core 2 sets up in mounting hole 4, spring bolt 3 sets up in 2 bottom one sides of lock core, be provided with between spring bolt 3 and the lock core 2 and be used for locking or unblock locking bolt 3's locking device 5, lock core 2 includes end 201, transfer line 202 includes sealing 2021, transmission 2022, end 201 sets up on sealing 2021, transfer line 202 sets up at the sealing 2021 for the end 201 other end, be provided with first seal groove 6, the second seal groove 7 that are used for installing the sealing washer on the sealing 2021, first seal groove 6, second seal groove 7 are sealed mutually with lock shell 1 through the sealing washer. The setting of first seal groove 6, second seal groove 7 for the accessible is installed the sealing washer in first seal groove 6, second seal groove 7 and is sealed the lock core 2 and lock the hookup location between the shell 1, avoids inside dust, rainwater put into lock shell 1 along its hookup location, plays dual waterproof sealing's effect, and the atress is bigger, makes when operation lock core 2 transmission, and is more convenient.

The embodiment further provides that: the locking device 5 comprises a sleeve 501, a right-angle groove 8 and a spiral groove 9 are arranged on the periphery of the sleeve 501, a connecting block 10 is arranged at the other end of the transmission part 2022 opposite to the sealing part 2021, an annular groove 11 is formed between the connecting block 10 and the transmission part 2022, a pin 12 is arranged on the connecting block 10, the end part of the pin 12 is placed in the spiral groove 9, a connecting hole 13 is arranged on the lock shell 1, a pin 14 is arranged in the connecting hole 13, one end of the pin 14 corresponding to the inside of the lock shell 1 is placed in the right-angle groove 8, the right-angle groove 8 comprises a tensioning part 801, a releasing part 802 and an opening part 803, the tensioning part 801 is arranged along the axial direction of the sleeve 501, the opening part 803 is arranged along the circumferential direction of the sleeve 501, the releasing part 802 is arranged at the connecting included angle position of the tensioning part 801 and the opening part 803, the spiral groove 9 comprises an unlocking end 901 and a locking end 902, and a spring 15 is arranged in the sleeve 501, spring 15 one end is connected with connecting block 10, the spring 15 other end is connected with sleeve 501 bottom, sleeve 501 corresponds 3 one ends of spring bolt and is provided with

installation piece

16, 3 pot heads of spring bolt are established on installation piece 16 and through bolt and installation piece 16 looks fixed connection. The tensioning portion 801, the releasing portion 802 and the opening portion 803 of the right-angle groove 8 are matched with the annular groove 11 through a pin 14 and the unlocking end 901 and the locking end 902 of the spiral groove 9 are matched with the pin 12, so that when the lock core 2 is in a locking tensioning state, the lock core 2 rotates to drive the pin 12 to be placed into the locking end 902 from the unlocking end 901 position, the pin 14 is placed into the tensioning portion 801, when the lock core 2 is in a locking releasing state, the lock core 2 rotates to drive the pin 12 to be separated from the locking end 902 position and placed into the unlocking end 901, the pin 14 is placed into the releasing portion 802, when the lock core 2 is in an opening state, the pin 12 is separated from the locking end 902 position and placed into the unlocking end 901 position and remains unchanged, and the pin 14 is placed into the opening portion 803.

The embodiment further provides that: the spiral groove 9 is provided with a positioning portion 17 disposed elastically near the locking end 902. The positioning part 17 is arranged to prevent the pin 12 which is put into the spiral groove 9 and locked and tensioned from automatically separating from the locking end 902 due to vibration and being put into the unlocking end 901, and the phenomenon of automatic loosening due to tensioning is avoided, and the positioning part 17 is arranged elastically, so that the pin 12 can be conveniently put into or withdrawn from the locking end 902 through manual operation, but can not automatically separate due to vibration.

The embodiment further provides that: the cross section of the positioning portion 17 along the direction of the lock tongue 3 is triangular, the triangle includes a first side face 1701, a second side face 1702 and a third side face 1703, the first side face 1701 is arranged on one side of the spiral groove 9, and the second side face 1702 and the third side face 1703 are respectively connected with one end of the first side face 1701. The cross section of the positioning portion 17 is triangular, so that the second side 1702 and the third side 1703 corresponding to the unlocking end 901 and the locking end 902 are obliquely arranged, the pin 12 is driven by the rotation of the lock cylinder 2 to be placed into the locking end 902 from the unlocking end 901 or to be separated from the locking end 902 and placed into the unlocking end 901, and when the pin is separated from or placed into the locking end 901 through the position of the positioning portion 17, the operation is more convenient and labor-saving.

The embodiment further provides that: the heights of the second side 1702 and the third side 1703 are the same. The triangle formed by each side face is an isosceles triangle, so that when the lock cylinder 2 is rotated for transmission through manual operation and the pin shaft 12 is placed in or withdrawn from the locking end 902, the operation is equally convenient and labor-saving.

The embodiment further provides that: an oil filling hole 18 is formed in the lock shell 1, and a sealing plug 19 is arranged in the oil filling hole 18. Under the condition that difficult rotation or not good rotation appear in lock core 2, through the setting of oil filler point 18, can follow 18 positions of oil filler point and add lubricating oil along lock shell 1 inside, increase the lubricity between lock shell 1 and the lock core 2, reduce the resistance, be convenient for rotate lock core 2, and when need not to follow 18 positions of oil filler point and add lubricating oil, accessible sealing plug 19 blocks up the oil filler point, avoid taking place the condition that dust, rainwater put into lock shell 1 along 18 positions of oil filler point.

The embodiment further provides that: the upper end face of the lock shell 1 is provided with an indication mark 20 for indicating an unlocking direction and a locking direction. When the lock is unlocked or locked, the unlocking rotation direction of the lock cylinder 2 and the unlocking rotation direction can be reminded to an operator through the indicating signs 20, so that the operation of the operator is more convenient, and the time is saved.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations of the above assumption should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a taut lock, includes lock shell, lock core, spring bolt, be provided with the mounting hole on the lock shell, the lock core sets up in the mounting hole, the spring bolt sets up in lock core bottom one side, be provided with the locking device who is used for locking or unblock spring bolt between spring bolt and the lock core, its characterized in that: the lock core includes end, transfer line, the transfer line includes sealing part, transmission part, the end sets up on the sealing part, the transfer line sets up in the sealing part relative to the end other end, be provided with first seal groove, the second seal groove that is used for installing the sealing washer on the sealing part, first seal groove, second seal groove pass through the sealing washer and lock the shell and seal mutually.

2. A tension lock as claimed in claim 1 wherein: the locking device comprises a sleeve, a right-angle groove and a spiral groove are formed in the periphery of the sleeve, a connecting block is arranged on the transmission part relative to the other end of the sealing part, a ring-shaped groove is formed between the connecting block and the transmission part, a pin shaft is arranged on the connecting block, the end part of the pin shaft is arranged in the spiral groove, a connecting hole is formed in the lock shell, a pin is arranged in the connecting hole, one end of the pin corresponding to the inside of the lock shell is arranged in the right-angle groove, the right-angle groove comprises a tensioning part, a loosening part and an opening part, the tensioning part is arranged along the axial direction of the sleeve, the opening part is arranged along the circumferential direction of the sleeve, the loosening part is arranged at the position of a connecting included angle of the tensioning part and the opening part, the spiral groove comprises an unlocking end and a locking end, a spring is arranged in the sleeve, one end of the spring is connected with the connecting block, and the other end of the spring is connected with the bottom of the sleeve, the sleeve is provided with an installation block corresponding to one end of the lock tongue, and one end of the lock tongue is sleeved on the installation block and is fixedly connected with the installation block through a bolt.

3. A tension lock as claimed in claim 2 wherein: and a positioning part which is elastically arranged is arranged at the position of the spiral groove close to the locking end.

4. A tension lock as claimed in claim 3 wherein: the cross section of the positioning part along the direction of the lock tongue is triangular, the triangle comprises a first side face, a second side face and a third side face, the first side face is arranged on one side of the spiral groove, and the second side face and the third side face are respectively connected with one end of the first side face.

5. A tension lock as claimed in claim 4 wherein: the heights of the second side surface and the third side surface are the same.

6. A tension lock as claimed in claim 1 wherein: an oil filling hole is formed in the lock shell, and a sealing plug is arranged in the oil filling hole.

7. A tension lock as claimed in claim 1 wherein: the upper end face of the lock shell is provided with an indicating mark for indicating the unlocking direction and the locking direction.