CN110439399B - Connecting rod transmission self-locking mechanism - Google Patents
Connecting rod transmission self-locking mechanism Download PDFInfo
- Publication number
- CN110439399B CN110439399B CN201910630728.5A CN201910630728A CN110439399B CN 110439399 B CN110439399 B CN 110439399B CN 201910630728 A CN201910630728 A CN 201910630728A CN 110439399 B CN110439399 B CN 110439399B
- Authority
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- China
- Prior art keywords
- connecting rod
- rotating shaft
- side plate
- plate
- piece
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 36
- 239000011324 bead Substances 0.000 claims description 13
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 238000006073 displacement reaction Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 4
- 210000002105 tongue Anatomy 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 6
- 125000006850 spacer group Chemical group 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 239000002184 metal Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- RKTYLMNFRDHKIL-UHFFFAOYSA-N copper;5,10,15,20-tetraphenylporphyrin-22,24-diide Chemical compound [Cu+2].C1=CC(C(=C2C=CC([N-]2)=C(C=2C=CC=CC=2)C=2C=CC(N=2)=C(C=2C=CC=CC=2)C2=CC=C3[N-]2)C=2C=CC=CC=2)=NC1=C3C1=CC=CC=C1 RKTYLMNFRDHKIL-UHFFFAOYSA-N 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B65/00—Locks or fastenings for special use
- E05B65/02—Locks or fastenings for special use for thin, hollow, or thin-metal wings
- E05B65/025—Locks or fastenings for special use for thin, hollow, or thin-metal wings for lockers
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B65/00—Locks or fastenings for special use
- E05B65/52—Other locks for chests, boxes, trunks, baskets, travelling bags, or the like
- E05B65/5207—Other locks for chests, boxes, trunks, baskets, travelling bags, or the like characterised by bolt movement
- E05B65/5215—Other locks for chests, boxes, trunks, baskets, travelling bags, or the like characterised by bolt movement sliding
- E05B65/523—Other locks for chests, boxes, trunks, baskets, travelling bags, or the like characterised by bolt movement sliding parallel to the surface on which the lock is mounted
- E05B65/5238—Other locks for chests, boxes, trunks, baskets, travelling bags, or the like characterised by bolt movement sliding parallel to the surface on which the lock is mounted parallel to the wing edge
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
- E05C9/00—Arrangements of simultaneously actuated bolts or other securing devices at well-separated positions on the same wing
- E05C9/04—Arrangements of simultaneously actuated bolts or other securing devices at well-separated positions on the same wing with two sliding bars moved in opposite directions when fastening or unfastening
- E05C9/043—Arrangements of simultaneously actuated bolts or other securing devices at well-separated positions on the same wing with two sliding bars moved in opposite directions when fastening or unfastening with crank pins and connecting rods
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pivots And Pivotal Connections (AREA)
- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
Abstract
The utility model relates to a connecting rod transmission self-locking mechanism, which is designed for solving the technical problems that the existing similar products are difficult to adapt to long connecting rod displacement, are inconvenient to install and produce and have poor linkage self-locking effect. The two ends of a connecting rod bottom plate of the mechanism are respectively connected with one end of a lower connecting rod and one end of an upper connecting rod through a connecting rod pressing plate, the upper connecting rod and the lower connecting rod of which the connecting parts extend out of the connecting rod pressing plate are respectively connected with a transmission assembly through one end of a tension spring, and a square lock hole is formed in the center of a rotating shaft of the transmission assembly; the main point is that a lower connecting rod connecting piece is arranged at a crank arm at one side of a rotating shaft of the transmission assembly, one end of the lower connecting rod connecting piece is connected with the crank arm of the rotating shaft, and the other end of the lower connecting rod connecting piece is connected with a tail end rivet of the lower connecting rod; the other side rotating shaft of the crank arm symmetry is provided with an edge lug, an edge lug of the rotating shaft is provided with an upper connecting rod connecting piece, one end of the upper connecting rod connecting piece is connected with the edge lug of the rotating shaft, the other end of the upper connecting rod connecting piece is connected with a tail end rivet of the upper connecting rod, and the other end of a tension spring of the transmission assembly is fixed on a fixed limiting pin.
Description
Technical Field
The utility model relates to a connecting rod lock, in particular to a connecting rod transmission self-locking mechanism.
Background
The connecting rod lock is a metal cabinet door used in telecommunication, electric power, automatic control and manufacturing industries, and is used for locking a metal plate type cabinet frame or a cover lock similar to a door frame and a box frame, and comprises a forming connecting rod which is parallel to a door edge and basically erected on the door or the box frame, such as a flat rod; the door lock also comprises at least one positioning piece arranged on the door frame or the door and used for connecting the connecting rod when the door is locked at the closed position; and an operating device of a link connected to the door panel. The connecting rod transmission self-locking mechanism in the connecting rod lock is as disclosed in China patent document with the application number 201420252462.8 and the grant date 2014.12.10, and the utility model name is a special vehicle cabin door connecting rod lock; the lock rod of the connecting rod lock comprises an upper lock rod and a lower lock rod which penetrate through an upper frame and a lower frame of the cabin door body, an upper guide sleeve and a lower guide sleeve are respectively used for guiding the upper lock rod and the lower lock rod, and the other ends of the upper connecting rod and the lower connecting rod which are hinged with the upper lock rod and the lower lock rod through upper pin shafts and lower pin shafts are respectively hinged with lock tongues of the square opening lock body; the square-mouth lock body comprises a lock sleeve, a square-mouth lock shaft and a lock tongue, wherein the lock sleeve is provided with a cylinder hollow cavity, the square-mouth lock shaft is arranged in the lock sleeve cylinder hollow cavity, the lock tongue is sleeved by the tail end of the square-mouth lock shaft and is close to the tail end of the lock sleeve, and the lock tongue is fixed on the square-mouth lock shaft through a cylindrical pin; the cylinder hollow cavity of the lock sleeve is provided with a station self-locking slotted hole, the exposed end of the square-mouth lock shaft is provided with a square hole, a self-locking pin, a spring and a cylindrical pad are sequentially arranged in the inner hole of the square-mouth lock shaft, the self-locking pin is provided with a stop pin, the square-mouth lock shaft is provided with a long round slotted hole for the stop pin to move, the long round slotted hole corresponds to the two long slotted holes of the station self-locking slotted hole of the lock sleeve, and the stop pin extends out from the long round slotted hole and the station self-locking slotted hole; the lock tongue comprises a hinge shaft and a lock tongue plate, and the hinge shaft is welded on the lock tongue plate through a round hole. But the design of the linkage self-locking structure of the product and the like is poor, the installation and production are relatively inconvenient, and the displacement distance of the connecting rod is limited.
Disclosure of Invention
In order to overcome the defects, the utility model aims to provide a connecting rod transmission self-locking mechanism in the field, so that the technical problems that the existing similar products are difficult to adapt to long connecting rod displacement, are inconvenient to install and produce and have poor linkage self-locking effect are solved. The aim is achieved by the following technical scheme.
The connecting rod transmission self-locking mechanism is characterized in that two ends of a connecting rod bottom plate of the mechanism are respectively connected with one end of a lower connecting rod and one end of an upper connecting rod through a connecting rod pressing plate, the upper connecting rod and the lower connecting rod, which extend out of the connecting rod pressing plate, of the connecting part are respectively connected with a transmission assembly through one end of a tension spring, and a square lock hole is formed in the center of a rotating shaft of the transmission assembly; the structure design key point is that one side of a rotating shaft of the transmission assembly is provided with a crank arm, a lower connecting rod connecting piece is arranged at the crank arm of the rotating shaft, one end of the lower connecting rod connecting piece is connected with the crank arm of the rotating shaft, and the other end of the lower connecting rod connecting piece is connected with a tail end rivet of the lower connecting rod; the opposite side pivot of turning arm symmetry is equipped with the limit ear, the limit ear department of pivot is equipped with the connecting rod connection piece, the one end of going up the connecting rod connection piece is connected with the limit ear of pivot, the terminal rivet connection of last connecting rod connection piece, the extension spring other end of drive assembly is fixed in the first curb plate and the second curb plate of both sides through fixed spacer pin, the extension spring, the pivot, go up the connecting rod connection piece, the connecting rod connection piece is fixed in between the first curb plate of drive assembly and the second curb plate through fixed spacer pin centre gripping, the tetragonal lockhole of pivot aligns with the curb plate lockhole of a curb plate at least, first curb plate and second curb plate are fixed in the connecting rod bottom plate through the knot ear riveting of bottom border respectively. Therefore, when a key is inserted into the square lock hole of the rotating shaft to drive the rotating shaft to rotate, the rotating shaft drives the linkage of the lower connecting rod connecting piece and the upper connecting rod connecting piece to realize the displacement of the lower connecting rod and the upper connecting rod.
The connecting rod clamp plate is U font arch crooked, and the bottom both sides notch of connecting rod clamp plate is equipped with the end ear that two symmetries set up, and the connecting rod clamp plate passes through end ear riveting to be fixed in the connecting rod bottom plate, and lower connecting rod and last connecting rod limit respectively are located the U font notch of connecting rod clamp plate. The structure facilitates the installation of the upper connecting rod and the lower connecting rod on the connecting rod bottom plate through the connecting rod pressing plate, and the production and the installation of the mechanism.
The top of the first side plate and the top of the second side plate are protruding to be trapezoidal, the inclined edge of one side of the upper connecting rod of the first side plate and the second side plate is larger than the inclined edge of one side of the lower connecting rod, the crank arm of the rotating shaft is positioned on one side of the connecting rod bottom plate, the side lug of the rotating shaft is positioned on one side of the top of the side plate and protruding, the upper connecting rod connecting piece is bent in an L shape, and one end of the upper connecting rod connecting piece of the upper connecting rod is tilted upwards. The structure saves the production cost of the side plate, and meets and realizes the concrete embodiment that the rotating shaft drives the lower connecting rod and the upper connecting rod to be linked through the lower connecting rod connecting piece and the upper connecting rod connecting piece.
The included angle of the inner side of the upper connecting rod connecting sheet is larger than 120 degrees and smaller than 160 degrees. The structure further satisfies and realizes the concrete embodiment that the rotating shaft drives the lower connecting rod and the upper connecting rod to be linked through the lower connecting rod connecting piece and the upper connecting rod connecting piece, saves the space occupation of the upper connecting rod connecting piece, and ensures that the movement track of the upper connecting rod connecting piece is limited in the interlayer between the side plates.
The included angle between the crank arm on one side of the upper connecting rod of the rotating shaft and the side lug is 160 degrees. The structure further satisfies and realizes the concrete embodiment that the rotating shaft drives the lower connecting rod and the upper connecting rod to be linked through the lower connecting rod connecting piece and the upper connecting rod connecting piece, and the linkage effect between the crank arm of the rotating shaft and the lower connecting rod.
The upper connecting rod connecting piece comprises a first upper connecting rod connecting piece and a second upper connecting rod connecting piece, and the first upper connecting rod connecting piece is connected with the second upper connecting rod connecting piece to form two sections of connecting rods. The improved structure of the upper connecting rod connecting sheet has the same working principle as the linkage effect between the crank arm and the lower connecting rod.
The steel balls at two sides of the positioning beads extend out of the sleeve body through the spring part, and when the rotating shaft is in an open state and a closed state, the steel balls of the positioning beads spring into the positioning holes. Thereby realizing the positioning of the open and the closed states of the rotating shaft through the positioning beads.
The crank arm of the rotating shaft is provided with the fixed limiting pins at two sides, the fixed limiting pins are arranged between the first side plate and the second side plate, and when the rotating shaft is in an open state and a closed state, the crank arm of the rotating shaft is propped against the fixed limiting pins. The above structure further positions the open and closed states of the rotation shaft.
The first side plate and the second side plate on two sides of the tail end rivet of the lower connecting rod and the tail end rivet of the upper connecting rod are respectively provided with a corresponding kidney-shaped sliding hole, and the tail end rivet extends into the kidney-shaped sliding holes. So that the upper connecting rod and the lower connecting rod between the side plates are further stabilized when driven to displace by the rotating shaft.
And a lock tongue or a lock tongue plate is arranged on one side of the rotating shaft between the first side plate and the second side plate. The structure is convenient for further realizing the locking and the opening of the mechanism to the door frame through the rotation of the rotating shaft.
The utility model has simple and reasonable structural design, convenient production and installation, low production cost, good stability and large displacement stroke of the connecting rod; the self-locking mechanism is suitable for being used as a connecting rod transmission self-locking mechanism in a connecting rod lock and the structural improvement of the same products.
Drawings
Fig. 1 is a schematic view of a partially exploded construction of the present utility model with the frame portions enlarged and the drive assembly omitted from one side plate.
Fig. 2 is an exploded view of the transmission assembly of fig. 1.
Fig. 3 is a schematic structural view of the working principle of the present utility model, wherein the broken line is the closed state of the mechanism.
Fig. 4 is a schematic side view of a second side plate of the present utility model.
Figure number and name: 1. the connecting rod bottom plate, 2, lower connecting rod, 3, upper connecting rod, 4, drive assembly, 401, first curb plate, 402, fixed spacer pin, 403, extension spring, 404, second curb plate, 405, pivot, 406, upper connecting rod connection piece, 407, lower connecting rod connection piece, 408, location pearl, 5, connecting rod clamp plate, 100, locating hole.
Detailed Description
The structure of the present utility model will now be further described with reference to the accompanying drawings. As shown in fig. 1-4, two ends of a connecting rod bottom plate 1 of the mechanism are respectively connected with one end of a lower connecting rod 2 and one end of an upper connecting rod 3 through a connecting rod pressing plate 5, an upper connecting rod and a lower connecting rod of which the connecting parts extend out of the connecting rod pressing plate are respectively connected with a transmission assembly 4 through one end of a tension spring 403, a square lock hole is arranged in the center of a rotating shaft 405 of the transmission assembly, the square lock hole of the rotating shaft is at least aligned with a side plate lock hole of a side plate, and the first side plate and the second side plate are fixedly connected through a fixing limiting pin 402. The specific structure of the connecting rod pressing plate is as follows: the connecting rod clamp plate is U font arch crooked, and the bottom both sides notch of connecting rod clamp plate is equipped with the end ear that two symmetries set up, and the connecting rod clamp plate passes through end ear riveting to be fixed in the connecting rod bottom plate, and lower connecting rod and last connecting rod limit respectively are located the U font notch of connecting rod clamp plate. The specific structure of the transmission assembly is as follows: a crank arm is arranged on one side of a rotating shaft of the transmission assembly, a lower connecting rod connecting piece 407 is arranged at the crank arm of the rotating shaft, one end of the lower connecting rod connecting piece is connected with the crank arm of the rotating shaft, and the other end of the lower connecting rod connecting piece is connected with a tail end rivet of the lower connecting rod; the opposite side pivot of turning arm symmetry is equipped with the limit ear, the limit ear department of pivot is equipped with the limit ear connection piece 406 of going up, the one end of going up the connecting rod connection piece is connected with the limit ear of pivot, the terminal rivet connection of going up the connecting rod connection piece, the extension spring other end of drive assembly is fixed in the first curb plate 401 and the second curb plate 404 of both sides through fixed spacer pin, the extension spring, the pivot, go up the connecting rod connection piece, the connecting rod connection piece is fixed in between drive assembly's the first curb plate and the second curb plate through fixed spacer pin centre gripping, first curb plate and second curb plate are fixed in the connecting rod bottom plate through the knot ear riveting of bottom border respectively.
Simultaneously, the top of first curb plate and second curb plate is trapezoidal, and the hypotenuse of last connecting rod one side of first curb plate and second curb plate is greater than one side hypotenuse of lower connecting rod, and the turning arm of pivot is located one side of connecting rod bottom plate, and the limit ear of pivot is located the protruding one side in top of curb plate, and the last connecting rod connection piece is L font crooked, upward perk of last connecting rod connection piece one end of last connecting rod. The included angle of the inner side of the upper connecting rod connecting piece is larger than 120 degrees and smaller than 160 degrees, the optimal angle is slightly larger than 120 degrees, and the included angle between the crank arm on one side of the upper connecting rod of the rotating shaft and the side lug is 160 degrees. The middle of the crank arm of the rotating shaft is provided with a positioning bead 408, the first side plate and the second side plate corresponding to the positioning bead are provided with positioning holes 100, steel balls on two sides of the positioning bead extend out of the sleeve body through a spring part, and when the rotating shaft is in an open and closed state, the steel balls of the positioning bead spring into the positioning holes; meanwhile, the two sides of the crank arm of the rotating shaft are provided with the fixed limiting pins, the fixed limiting pins are arranged between the first side plate and the second side plate, and when the rotating shaft is in an open state and a closed state, the crank arm of the rotating shaft abuts against the fixed limiting pins. The first side plate and the second side plate on two sides of the tail end rivet of the lower connecting rod and the tail end rivet of the upper connecting rod are respectively provided with a corresponding kidney-shaped sliding hole, and the tail end rivet extends into the kidney-shaped sliding holes.
When the mechanism is opened or closed, the positioning point is used for opening or closing by utilizing the action of the positioning beads and the tension springs, so that the connecting rod is fixed after opening or closing. The specific operation is as follows: the key is inserted into the square lock hole of the rotating shaft, the rotating shaft is driven by the key to rotate, the rotating shaft drives the upper connecting rod connecting piece and the lower connecting rod connecting piece to drive the upper connecting rod and the lower connecting rod on two sides to move left and right, the tail ends of the upper connecting rod and the lower connecting rod are inserted into the lock holes of the corresponding door frames, and the door plate provided with the mechanism can be locked on the door frames.
In summary, the specific structure of the mechanism is as follows: the transmission assembly is riveted and fixed on the connecting rod bottom plate, and the upper connecting rod and the lower connecting rod are fixed on the upper connecting rod connecting sheet and the lower connecting rod connecting sheet of the transmission assembly; the connecting rod pressing plate presses the upper connecting rod and the lower connecting rod on the connecting rod bottom plate and is fixedly riveted at the connecting rod pressing plate, so that the upper connecting rod and the lower connecting rod move to limit the guiding; when the rotating shaft of the transmission assembly rotates, the upper connecting rod and the lower connecting rod are driven by the upper connecting rod and the lower connecting rod to move left and right, so that the opening and closing functions of the mechanism are realized. The specific structure of the transmission assembly is described as follows: the upper connecting rod connecting piece and the lower connecting rod connecting piece are fixed on two corners of the rotating shaft, and the positioning beads are arranged at the crank arms at one side of the rotating shaft; the rotating shaft with the upper and lower connecting rod connecting pieces is arranged between the two side plates, and the upper and lower connecting rod connecting pieces and the upper and lower connecting rods are fixed by rivets on the two sides; after all the fixed limiting pins are riveted and fixed with the side plates, the rotating shaft can freely rotate, and the rotating angle is limited by the fixed limiting pins at two sides of the rotating shaft.
Claims (7)
1. A connecting rod transmission self-locking mechanism is characterized in that two ends of a connecting rod bottom plate (1) of the mechanism are respectively connected with one end of a lower connecting rod (2) and one end of an upper connecting rod (3) through a connecting rod pressing plate (5), the upper connecting rod and the lower connecting rod, which extend out of the connecting rod pressing plate at the connecting position, are respectively connected with a transmission assembly (4) through one end of a tension spring (403), and a square lock hole is formed in the center of a rotating shaft (405) of the transmission assembly; the transmission mechanism is characterized in that a crank arm is arranged on one side of a rotating shaft (405) of the transmission assembly (4), a lower connecting rod connecting piece (407) is arranged at the crank arm of the rotating shaft, one end of the lower connecting rod connecting piece is connected with the crank arm of the rotating shaft, and the other end of the lower connecting rod connecting piece is connected with a tail end rivet of the lower connecting rod (2); the other side rotating shaft symmetrical to the turning arm is provided with an edge lug, an upper connecting rod connecting piece (406) is arranged at the edge lug of the rotating shaft, one end of the upper connecting rod connecting piece is connected with the edge lug of the rotating shaft, the other end of the upper connecting rod connecting piece is connected with a tail end rivet of the upper connecting rod (3), the other end of a tension spring (403) of the transmission assembly is fixed on a first side plate (401) and a second side plate (404) on two sides through a fixed limiting pin (402), the tension spring, the rotating shaft, the upper connecting rod connecting piece and the lower connecting rod connecting piece are clamped and fixed between the first side plate and the second side plate of the transmission assembly through the fixed limiting pin, a square lock hole of the rotating shaft is at least aligned with a side plate lock hole of the one side plate, and the first side plate and the second side plate are respectively fixed on the connecting rod bottom plate (1) through buckling lugs on the bottom edge in a riveting mode; the top of the first side plate (401) and the top of the second side plate (404) are raised to be trapezoid, the inclined edge of one side of the upper connecting rod (3) of the first side plate and the inclined edge of one side of the lower connecting rod (2) are larger, the crank arm of the rotating shaft (405) is positioned on one side of the connecting rod bottom plate (1), the side lug of the rotating shaft is positioned on one side of the top of the side plate, the upper connecting rod connecting sheet (406) is bent in an L shape, and one end of the upper connecting rod connecting sheet of the upper connecting rod is tilted upwards; the included angle of the inner side of the upper connecting rod connecting sheet (406) is larger than 120 degrees and smaller than 160 degrees; the included angle between the crank arm at one side of the upper connecting rod (3) of the rotating shaft (405) and the side lug is 160 degrees.
2. The connecting rod transmission self-locking mechanism according to claim 1, wherein the connecting rod pressing plate (5) is bent in a U-shaped arch, bottom lugs which are symmetrically arranged in pairs are arranged at the notches at two sides of the bottom of the connecting rod pressing plate, the connecting rod pressing plate is fixed on the connecting rod bottom plate (1) through bottom lugs in a riveting mode, and the lower connecting rod (2) and the upper connecting rod (3) are respectively limited in the U-shaped notches of the connecting rod pressing plate.
3. The link drive self-locking mechanism of claim 1, wherein the upper link connection piece (406) comprises a first upper link connection piece and a second upper link connection piece, the first upper link connection piece and the second upper link connection piece being connected to form a two-section link.
4. The connecting rod transmission self-locking mechanism according to claim 1, wherein a positioning bead (408) is arranged in the middle of the turning arm of the rotating shaft (405), a first side plate (401) and a second side plate (404) corresponding to the positioning bead are provided with positioning holes (100), steel balls on two sides of the positioning bead extend out of the sleeve body through a spring part, and when the rotating shaft is in an open state and a closed state, the steel balls of the positioning bead spring into the positioning holes.
5. The connecting rod transmission self-locking mechanism according to claim 1, wherein the fixed limiting pins (402) are arranged on two sides of the crank arms of the rotating shaft (405), the fixed limiting pins are arranged between the first side plate (401) and the second side plate (404), and the crank arms of the rotating shaft are propped against the fixed limiting pins when the rotating shaft is in an opened and closed state.
6. The connecting rod transmission self-locking mechanism according to claim 1, wherein the first side plate (401) and the second side plate (404) at the two sides of the tail end rivet of the lower connecting rod (2) and the upper connecting rod (3) are respectively provided with a corresponding kidney-shaped sliding hole, and the tail end rivet extends into the kidney-shaped sliding hole.
7. The connecting rod transmission self-locking mechanism according to claim 1, wherein a lock tongue or a lock tongue plate is arranged on one side of a rotating shaft (405) between the first side plate (401) and the second side plate (404).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910630728.5A CN110439399B (en) | 2019-07-12 | 2019-07-12 | Connecting rod transmission self-locking mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910630728.5A CN110439399B (en) | 2019-07-12 | 2019-07-12 | Connecting rod transmission self-locking mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110439399A CN110439399A (en) | 2019-11-12 |
| CN110439399B true CN110439399B (en) | 2023-12-22 |
Family
ID=68430374
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910630728.5A Active CN110439399B (en) | 2019-07-12 | 2019-07-12 | Connecting rod transmission self-locking mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110439399B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0021820A1 (en) * | 1979-06-25 | 1981-01-07 | Schlegel (Uk) Limited | Lock |
| JPH0882140A (en) * | 1994-09-12 | 1996-03-26 | Takigen Mfg Co Ltd | Handle device for locking |
| EP1703051A1 (en) * | 2005-02-22 | 2006-09-20 | BKS GmbH | Mortise lock |
| TW200846541A (en) * | 2007-05-31 | 2008-12-01 | Parco Hardware Entpr Co Ltd | Transmission apparatus for burglarproof lock with a top-bottom bolt |
| CN202831898U (en) * | 2012-09-26 | 2013-03-27 | 重庆施能电力设备有限公司 | Centrally installed switchgear door connecting rod lock interlocking device |
| CN203626449U (en) * | 2013-10-29 | 2014-06-04 | 江苏大全凯帆电器股份有限公司 | Sealed machine cabinet door lock mechanism |
| EP2796647A1 (en) * | 2013-04-25 | 2014-10-29 | Steinbach & Vollmann GmbH & Co. KG | Espagnolette lock |
| CN106761065A (en) * | 2017-01-17 | 2017-05-31 | 敖冬兰 | Two-way world latch |
| CN210976985U (en) * | 2019-07-12 | 2020-07-10 | 宁波生久柜锁有限公司 | Transmission self-locking mechanism of connecting rod lock |
-
2019
- 2019-07-12 CN CN201910630728.5A patent/CN110439399B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0021820A1 (en) * | 1979-06-25 | 1981-01-07 | Schlegel (Uk) Limited | Lock |
| JPH0882140A (en) * | 1994-09-12 | 1996-03-26 | Takigen Mfg Co Ltd | Handle device for locking |
| EP1703051A1 (en) * | 2005-02-22 | 2006-09-20 | BKS GmbH | Mortise lock |
| TW200846541A (en) * | 2007-05-31 | 2008-12-01 | Parco Hardware Entpr Co Ltd | Transmission apparatus for burglarproof lock with a top-bottom bolt |
| CN202831898U (en) * | 2012-09-26 | 2013-03-27 | 重庆施能电力设备有限公司 | Centrally installed switchgear door connecting rod lock interlocking device |
| EP2796647A1 (en) * | 2013-04-25 | 2014-10-29 | Steinbach & Vollmann GmbH & Co. KG | Espagnolette lock |
| CN203626449U (en) * | 2013-10-29 | 2014-06-04 | 江苏大全凯帆电器股份有限公司 | Sealed machine cabinet door lock mechanism |
| CN106761065A (en) * | 2017-01-17 | 2017-05-31 | 敖冬兰 | Two-way world latch |
| CN210976985U (en) * | 2019-07-12 | 2020-07-10 | 宁波生久柜锁有限公司 | Transmission self-locking mechanism of connecting rod lock |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110439399A (en) | 2019-11-12 |
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Address after: 315423 No.1, Shengjiu Ring Road, industrial park, Dayin Town, Yuyao City, Ningbo City, Zhejiang Province Applicant after: Ningbo Shengjiu Technology Co.,Ltd. Address before: 315423 No.1, Shengjiu Road, industrial park, Dayin Town, Yuyao City, Ningbo City, Zhejiang Province Applicant before: Ningbo Shengjiu Cabinet Lock Co.,Ltd. |
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