CN209908942U - Quick-release lock and interlayer connecting structure - Google Patents
Quick-release lock and interlayer connecting structure Download PDFInfo
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- CN209908942U CN209908942U CN201920487987.2U CN201920487987U CN209908942U CN 209908942 U CN209908942 U CN 209908942U CN 201920487987 U CN201920487987 U CN 201920487987U CN 209908942 U CN209908942 U CN 209908942U
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Abstract
The utility model relates to an intermediate layer quick-release connects the field, in particular to quick-release lock and intermediate layer connection structure. The interlayer connecting structure comprises a quick-release lock, a base layer to be locked by the quick-release lock and a movable layer, wherein the quick-release lock comprises a lock body and a lock seat, the lock body comprises a lock seat disc and a lock nail, one end of the lock nail, which is close to the lock seat, is provided with a locking head, the lock seat is provided with a locking head through hole matched with the locking head in shape, the locking head is provided with a matched stop surface on one side, facing the lock seat disc, of the lock seat and one side, facing away from the lock seat disc, of the lock seat, the part, located on the outer side of the lock seat disc, of the lock nail is provided with a stop table, and an elastic gasket is; the blocking surface of the lock seat is provided with a clamping groove for the locking head to be embedded when the quick-release lock is locked, and the compressible amount of the gasket is not less than the distance from the groove bottom of the clamping groove to the groove opening. The interlayer connecting structure can be used for solving the problems of complex quick-release locking structure and large occupied space in the interlayer connecting structure in the prior art.
Description
Technical Field
The utility model relates to an intermediate layer quick-release connects the field, in particular to quick-release lock and intermediate layer connection structure.
Background
Need set up the part of needs frequent dismouting on some devices, overhaul flap, removable wallboard etc. for the convenience of dismouting, the installation of these parts does not adopt threaded fastener to connect usually, but realizes connecting through special intermediate layer connection structure, intermediate layer connection structure generally includes the quick-release lock, still including treating base member layer, the active layer of quick-release lock locking, parts such as observation window, overhaul flap, removable wallboard correspond the active layer, the structure that is used for installing above-mentioned part on the device corresponds the base member layer.
The Chinese invention patent application with application publication number CN102425591A discloses a quick release lock with a spring device, which comprises a lock body and a lock seat, wherein the lock body comprises a lock seat disc and a lock pin inserted in the lock seat disc, a central through hole for the lock pin to pass through is arranged on the lock seat disc, a raised circumferential ring is arranged on the lock seat disc around the central through hole, a spring is arranged in the central through hole of the circumferential ring, the spring is simultaneously sleeved on the lock pin, one end of the lock pin is provided with a frustum-shaped structure, the frustum-shaped structure is a locking head of the lock pin, and the length and the width of the locking head are not equal; the lock seat comprises a lower lock body and a clamping spring plate, the lower lock body is arranged in the clamping spring plate, through holes corresponding to a central through hole of the lock seat disc are formed in the clamping spring plate and the center of the lower lock body, semicircular inclined planes are further arranged on two sides below the through hole in the lock seat to enable the shape of the through hole in the lock seat to be matched with the shape of the locking head, and the through hole in the lock seat is a locking head through hole for the locking head to pass through; the clip spring piece is provided with two spring pieces which are arranged at intervals, and the interval direction of the two spring pieces is the same as the length direction of the through hole in the lock seat. When the quick release lock is used, the lock base disc and the movable layer are fixed, the lock base and the base layer are fixed, the lock nail is inserted and pressed downwards along the through holes of the lock body and the lock base, the lock nail can pass through the lock base smoothly only by opening the two elastic sheets when passing through the through hole on the lock base, when the locking head of the lock nail passes through the lock base, the lock nail is rotated 90 degrees clockwise, the two opened elastic sheets reset and press the locking head tightly, at the moment, the upper end face of the locking head of the lock nail is blocked by the lower end face of the lower lock body, so that the locking of the movable layer and the base layer is realized, the upper end face of the locking head is a blocking face of the locking head, and the lower end face of the lower lock body is a blocking face of the lock; meanwhile, the elastic sheet compresses the locking head to prevent the locking nail from rotating, so that the locking of the quick release lock can be realized.
The locking on activity layer and base member layer can be realized to above-mentioned quick lock of unloading to realize the locking of quick lock of unloading through the card reed, however, the structure of card reed is comparatively complicated, and occupation space is great, and the size that can lead to whole quick lock of unloading like this is great.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a quick-release lock, which is used for solving the problems of complex anti-loose structure and large occupied space of the quick-release lock in the prior art; the utility model also provides an intermediate layer connection structure for solve the quick-release lock anti loosening structure among the prior art connection structure complicated, the big problem of occupation space.
In order to achieve the purpose, the utility model provides a quick-release lock adopts following technical scheme:
the quick release lock comprises a lock body and a lock seat, wherein the lock body comprises a lock seat disc and a lock nail, one end of the lock nail close to the lock seat is provided with a locking head, the lock seat is provided with a locking head through hole matched with the locking head in shape, the locking head is abutted to one side of the lock seat disc and one side of the lock seat opposite to the lock seat disc are provided with matched stop surfaces, the part of the lock nail positioned outside the lock seat disc is provided with a stop table, and an elastic gasket is arranged between the stop table and the lock seat disc; the blocking surface of the lock seat is provided with a clamping groove for the locking head to be embedded when the quick-release lock is locked, and the compressible amount of the gasket is not less than the distance from the groove bottom of the clamping groove to the groove opening.
The utility model provides a quick-release lock's beneficial effect is: the quick-release lock is provided with the elastic gasket, the blocking face of the lock seat is provided with the clamping groove for embedding the locking head when the quick-release lock is locked, the compressible amount of the gasket is not smaller than the distance from the groove bottom of the clamping groove to the groove opening, the gasket is required to be compressed if the locking head is embedded into the clamping groove and is separated from the clamping groove, the gasket is required to be compressed, the elasticity of the gasket is utilized to prevent the locking head from being separated from the clamping groove, the locking of the quick-release lock is further realized, the structure of the gasket is simple, the occupied space is small, and the occupied space of the interlayer connecting structure using the quick-release lock cannot be increased.
Further, the gasket is trumpet-shaped. The gasket with the horn-shaped structure can reduce the usage amount of the gasket material on the basis of ensuring the thickness of the gasket, thereby saving the cost.
Furthermore, one end of the locking nail far away from the lock seat is provided with a locking nail head, and the locking nail head forms a blocking platform. The blocking platform is formed by the locking nail heads, and the structure is simple and the processing is convenient.
Further, be equipped with big footpath section and path section along the direction of lock nail head towards the locking head on the lock nail in proper order, be equipped with between big footpath section and the lock seat dish and be used for applying the spring of the effort towards the lock seat dish outside to the lock nail. The large-diameter section and the small-diameter section are arranged, so that the spring is convenient to mount; and the spring exerts the effort towards the lock retainer dish outside to the locking nail, can cooperate the packing ring to make this locking of detaching the lock soon more firm, and locking effect is stronger.
Further, lock pin fin and major diameter section integrated into one piece, minor diameter section and locking head integrated into one piece, the one end that locking head was kept away from to the minor diameter section is equipped with the external screw thread, and the one end that the lock pin fin was kept away from to the major diameter section is equipped with supporting internal thread, and major diameter section and minor diameter section pass through threaded connection. The whole lock nail is divided into two parts, so that the production and the processing are convenient; the large-diameter section and the small-diameter section are connected through threads, and the implementation is convenient.
Furthermore, the lock base plate is provided with an external thread which is used for being in threaded connection with the movable layer in the interlayer to be locked. The lock seat disc and the movable layer are fixedly installed in a threaded connection mode, the installation structure is simple, production is convenient, and installation is convenient.
Furthermore, one end of the lock seat disc, which is far away from the lock seat, is provided with a flange for blocking the lock seat disc with the movable layer when the lock seat disc is installed on the movable layer. The flange is arranged, so that the lock seat disc is installed to the set position when the flange is blocked with the movable layer, and the condition that the quick release lock cannot be used due to the fact that the lock seat disc is not installed to the set position is avoided.
Furthermore, one end of the locking nail, which is far away from the locking head, is provided with a handle, and the handle is provided with an avoiding space for the fingers of a user to pass through so as to facilitate the force application of the palm. The handle is arranged, so that a user can apply acting force for deforming the gasket to the lock pin and the lock pin can rotate conveniently.
Furthermore, the lock seat is provided with an external thread which is used for being in threaded connection with the base layer in the interlayer to be locked. The lock seat and the base body layer are fixedly installed in a threaded connection mode, the installation structure is simple, production is convenient, and installation is convenient.
The utility model provides an intermediate layer connection structure adopts following technical scheme:
the interlayer connecting structure comprises a quick-release lock, a base layer to be locked by the quick-release lock and a movable layer, wherein the quick-release lock comprises a lock body and a lock seat, the lock body comprises a lock seat disc and a lock nail, one end of the lock nail, which is close to the lock seat, is provided with a locking head, the lock seat is provided with a locking head through hole matched with the locking head in shape, the locking head is provided with a matched stop surface on one side, facing the lock seat disc, of the lock seat and one side, facing away from the lock seat disc, of the lock seat, the part, located on the outer side of the lock seat disc, of the lock nail is provided with a stop table, and an elastic gasket is; the blocking surface of the lock seat is provided with a clamping groove for the locking head to be embedded when the quick-release lock is locked, and the compressible amount of the gasket is not less than the distance from the groove bottom of the clamping groove to the groove opening.
The utility model provides an interlayer connection structure's beneficial effect is: the quick-release lock in the interlayer connecting structure is provided with the elastic gasket, the blocking surface of the lock seat is provided with the clamping groove for embedding the locking head when the quick-release lock is locked, the compressible quantity of the gasket is not less than the distance from the groove bottom of the clamping groove to the groove opening, the gasket is required to be compressed if the locking head is embedded into the clamping groove, the gasket is required to be compressed if the locking head is required to be separated from the clamping groove, and therefore the elasticity of the gasket is utilized to prevent the locking head from being separated from the clamping groove, and further the locking of the quick-release lock is realized.
Further, the gasket is trumpet-shaped. The gasket with the horn-shaped structure can reduce the usage amount of the gasket material on the basis of ensuring the thickness of the gasket, thereby saving the cost.
Furthermore, one end of the locking nail far away from the lock seat is provided with a locking nail head, and the locking nail head forms a blocking platform. The blocking platform is formed by the locking nail heads, and the structure is simple and the processing is convenient.
Further, be equipped with big footpath section and path section along the direction of lock nail head towards the locking head on the lock nail in proper order, be equipped with between big footpath section and the lock seat dish and be used for applying the spring of the effort towards the lock seat dish outside to the lock nail. The large-diameter section and the small-diameter section are arranged, so that the spring is convenient to mount; and the spring exerts the effort towards the lock retainer dish outside to the locking nail, can cooperate the packing ring to make this locking of detaching the lock soon more firm, and locking effect is stronger.
Further, lock pin fin and major diameter section integrated into one piece, minor diameter section and locking head integrated into one piece, the one end that locking head was kept away from to the minor diameter section is equipped with the external screw thread, and the one end that the lock pin fin was kept away from to the major diameter section is equipped with supporting internal thread, and major diameter section and minor diameter section pass through threaded connection. The whole lock nail is divided into two parts, so that the production and the processing are convenient; the large-diameter section and the small-diameter section are connected through threads, and the implementation is convenient.
Further, the lock base plate is in threaded connection with the movable layer. The lock seat disc and the movable layer are fixedly installed in a threaded connection mode, the installation structure is simple, production is convenient, and installation is convenient.
Furthermore, one end of the lock seat disc, which is far away from the lock seat, is provided with a flange for blocking the lock seat disc with the movable layer when the lock seat disc is installed on the movable layer. The flange is arranged, so that the lock seat disc is installed to the set position when the flange is blocked with the movable layer, and the condition that the quick release lock cannot be used due to the fact that the lock seat disc is not installed to the set position is avoided.
Furthermore, one end of the locking nail, which is far away from the locking head, is provided with a handle, and the handle is provided with an avoiding space for fingers of a user to pass through so as to facilitate the force application of a palm. The handle is arranged, so that a user can apply acting force for deforming the gasket to the lock pin and the lock pin can rotate conveniently.
Further, the lock seat is in threaded connection with the fixing structure. The lock seat and the base body layer are fixedly installed in a threaded connection mode, the installation structure is simple, production is convenient, and installation is convenient.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of a sandwich connection structure provided by the present invention;
FIG. 2 is an exploded view of a quick release lock in an embodiment of a sandwich connection provided by the present invention;
fig. 3 is a schematic structural view of a lock base of a quick release lock in an embodiment of a sandwich connection structure provided by the present invention;
fig. 4 is a schematic structural diagram of a locking pin of a quick release lock in an embodiment of a sandwich connection structure provided by the present invention.
In the drawings: 1-movable layer, 2-base layer, 3-quick release lock, 31-lock seat disc, 32-lock seat, 33-lock pin, 34-washer, 35-spring, 36-handle, 311-disc body, 312-flange, 321-seat body, 322-flange, 323-lock head through hole, 331-large diameter section, 332-small diameter section, 333-lock head, 334-lock pin head, 3211-lock seat stop surface, 3212-clamp groove, 3213-stop portion, 3221-straight groove and 3331-lock head stop surface.
Detailed Description
The following describes the present invention with reference to the accompanying drawings.
The utility model provides an embodiment of interlayer connection structure:
as shown in fig. 1, the interlayer connection structure comprises an active layer 1, a substrate layer 2 and a quick release lock 3 for locking the active layer 1 and the substrate layer 2.
The active layer 1 is defined above the base layer 2, and the concept of "above and below" is defined herein only for convenience of description in this specification, and does not mean that the active layer 1 is necessarily above the base layer 2 during actual use, and during actual use, the active layer 1 may be below the base layer 2, or the active layer 1 and the base layer 2 may be distributed left and right, or other spatial position relationships between the active layer 1 and the base layer 2 are within the protection scope of the present application.
As shown in fig. 1 and fig. 2, the quick release lock 3 includes a lock body and a lock base 32, the lock body includes a lock base plate 31 and a lock nail 33, the lock base plate 31 includes a plate body 311 connected with the movable layer 1 by screw thread and a flange 312 positioned on the upper part of the plate body 311, an external thread is provided on the outer circumferential surface of the plate body 311, a matched threaded hole is provided on the movable layer 1 corresponding to the position where the lock base plate 31 is installed, after the lock base plate 31 is assembled on the movable layer 1 by screw thread, glue is applied to the connection part of the two to prevent the two from loosening; after the lock base plate 31 is installed in place, the lower end surface of the flange 312 is in contact with the upper surface of the movable layer 1, and the flange 312 is arranged to ensure that the lock base plate 31 is installed to a set position when the flange 312 is in contact with the movable layer 1; the base plate 31 is provided with a central through hole for the lock pin 33 to pass through, and the central through hole is a stepped hole with a thick upper part and a thin lower part.
As shown in fig. 1, 2 and 4, the locking pin 33 includes an upper large diameter section 331 and a lower small diameter section 332, and the large diameter section 331 and the small diameter section 332 are fixed together by screwing; the lower end part of the small-diameter section 332 is provided with a locking head 333, the locking head 333 is defined to be in the height direction along the axial direction of the small-diameter section 332, the length and the width of the locking head 333 are unequal, and the small-diameter section 332 and the locking head 333 are integrally formed; the upper portion of the large diameter section 331 is provided with a locking nail head 334, the large diameter section 331 and the locking nail head 334 are integrally formed, and the diameter of the locking nail head 334 is larger than that of the large diameter section 331, so that the locking nail head 334 has an end face which faces downwards and protrudes out of the large diameter section 331 along the radial direction.
As shown in fig. 1 and 2, a handle 36 is mounted on the nail head 334 of the nail 33, the handle 36 is D-shaped, the arc-shaped section of the handle 36 is located at the upper part, the straight line section of the handle 36 is located at the lower part and is rotatably assembled with the nail head 334, the D-shaped handle 36 is arranged to facilitate the user to apply force to the nail, and the hollow part of the handle 36 forms an escape space.
As shown in fig. 1, 2 and 3, the lock base 32 includes a base body 321, an external thread is provided on the outer peripheral surface of the base body 321, a matching threaded hole is provided at the position on the base layer 2 where the lock base 32 is installed, the lock base 32 is fixedly installed on the base layer 2 by a threaded connection, and in order to prevent the connection between the two from loosening, glue can be applied to the connection; a flange 322 is arranged at the upper end part of the base body 321, the flange 322 is thick at the upper part and thin at the lower part, the peripheral surface is a conical surface, the flange 322 is arranged for axially limiting the lock base 32, and the lock base 32 is arranged in place when the flange 322 and the base body layer 2 are blocked; the upper surface of the flange 322 is provided with a straight groove 3221, and the straight groove 3221 is used for matching with a matched screwdriver to realize the installation of the lock base 32; a locking head through hole 323 which is provided in the lock seat 32 and through which the locking head 333 passes and is matched with the locking head 333 in shape is provided, and the locking head 333 passes through the locking head through hole 323 when the quick release lock 3 is used.
As shown in fig. 1, 3 and 4, a locking head stop surface 3331 of the locking head 333 is formed on the upper end surface of the locking head 333, a lock seat stop surface 3211 is formed along the hole edge of the locking head through hole 323 on the lower portion of the lock seat 32, two slots 3212 are formed by upward depression of the locking seat stop surface 3211, the two slots 3212 are respectively located on both sides of the length extension direction of the locking head through hole 323, and the two slots 3212 are used for the locking head 333 to be inserted after the locking head 333 extends out of the locking head through hole 323 and rotates 90 °; a blocking portion 3213 protruding downward is disposed on one side of the slot 3212 on the latch seat blocking surface 3211, and the blocking portion 3213 is used to prevent the locking pin 33 from rotating excessively and being unable to be inserted into the slot 3212.
As shown in fig. 1 and 2, a spring 35 is sleeved on the small-diameter section 332 extending into the central through hole of the lock seat plate 31, the upper end of the spring 35 is press-fitted with the lower end surface of the large-diameter section 331, and the lower end of the spring 35 is press-fitted with the upper end hole of the thinner hole at the lower part of the central through hole of the lock seat plate 31.
As shown in fig. 1 and fig. 2, an elastic washer 34 is sleeved on the large-diameter section 331 of the lock pin 33, the washer is made of rubber, the washer 34 is large and small in upper and large in lower horn shape, the upper end surface of the washer 34 contacts with the lower end surface of the lock pin head 334, the lower end surface of the washer 34 contacts with the upper end surface of the flange 312 of the lock base plate 31, and the lock pin head 334 forms a stop; the washer 34 is used to prevent loosening of the quick release lock, and the compressible amount of the washer 34 is not less than the distance from the groove bottom to the notch of the locking groove 3212.
When the interlayer connecting structure is used, firstly, the lock base 32 is installed on the base layer 2, then the small-diameter section 332 of the lock nail 33 penetrates through the central through hole of the lock base disc 31 from bottom to top, then the spring 35 and the gasket 34 are sequentially sleeved on the small-diameter section 332, then the large-diameter section 331 and the small-diameter section 332 are assembled together in a threaded manner, and finally the lock base disc 31 is fixed on the movable layer 1, so that the assembly of the quick release lock and the fixation of the quick release lock with the movable layer 1 and the base layer 2 are completed; when the movable layer 1 and the base layer 2 need to be locked, a user presses the lock pin 33 downwards through the handle 36, the gasket 34 and the spring 35 are compressed, the lock head stop surface 3331 on the lock head 333 protrudes downwards from the lock seat stop surface 3211, then the lock pin 33 rotates clockwise by 90 degrees to correspond to the slot 3212, the lock pin 33 moves upwards under the elastic force of the gasket 34 and the spring 35, the lock head 333 enters the slot 3212, and the lock head 333 entering the slot 3212 is not easy to be separated from the slot 3212 by the elasticity of the gasket 34 and the spring 35, so that the locking of the movable layer 1 and the base layer 2 is completed.
In the above embodiments, the abutment is formed by a locking pin head. In other embodiments, the abutment can also be formed by a radially protruding part of the locking pin portion located outside the lock housing disc.
In the above embodiment, the lock pin is provided with the large-diameter section and the small-diameter section, and the upper end surface of the spring is in top press fit with the lower end surface of the large-diameter section. In other embodiments, the locking pin may not be provided with the large-diameter section, a flange is provided at a corresponding position of the lower end surface of the large-diameter section, and the spring is in press fit with the flange.
In the above embodiment, the locking head and the large diameter section are integrally formed, and the small diameter section and the locking head are integrally formed. In other embodiments, the locking pin head and the large-diameter section can be arranged separately and then connected together through threads, and the locking head and the small-diameter section can also be arranged separately and also connected together through threads.
In the above embodiment, a spring is sleeved on the locking pin. In other embodiments, no spring may be provided.
In the above embodiment, a flange is provided at the upper portion of the lock housing plate to facilitate the installation of the lock housing plate at the set position. In other embodiments, the flange may not be provided, but it should be noted that when the lock housing disc is mounted on the active layer, it is ensured that the lock housing disc is finally mounted in the set position.
In the above embodiment, one gasket is provided. In other embodiments, more than two gaskets can be arranged, and the gaskets can be arranged according to actual needs. In the above embodiments, the washer is in a trumpet shape, in other embodiments, the washer may be in other shapes, such as a circular ring shape, and the washer may also be an elastic washer or a spring washer in a standard component.
In the above embodiment, the seat plate and the movable layer are fixed by means of screw connection. In other embodiments, the lock seat disc may not be fixed to the movable layer, only one unthreaded hole is formed in the position where the lock seat disc is installed, the lock seat disc is placed in the unthreaded hole, and the lock seat disc is fixed while the lock nail and the lock seat are locked.
In the above embodiment, the lock base and the base layer are fixed by a threaded connection. In other embodiments, the lock base may be fixed to the base layer by other means, such as providing a radially outwardly extending ear at the upper end of the lock base, and realizing the fixation of the lock base by riveting the ear to the base layer.
In the above embodiments, the locking pin head of the locking pin is provided with the handle. In other embodiments, the handle may not be provided, but may be difficult to operate when locking the active and base layers.
In the above embodiments, the handle is D-shaped. In other embodiments, the handle may be other shapes, such as a ring shape.
The utility model also provides a quick-release lock, this quick-release lock is the same with the structure of the quick-release lock in the above-mentioned interlayer connection structure, and here is no longer repeated.
Claims (10)
1. The utility model provides a quick-release lock, includes lock body and lock seat, and the lock body includes lock seat dish and lock pin, and the one end that the lock pin is close to the lock seat is equipped with the locking head, is equipped with on the lock seat with the locking head perforation of locking head shape adaptation, lock headrest to on one side of lock seat dish and lock seat one side of being equipped with the stop face of adaptation on the lock seat dish, its characterized in that: a blocking platform is arranged on the part of the lock nail, which is positioned on the outer side of the lock seat disc, and an elastic gasket is arranged between the blocking platform and the lock seat disc; the blocking surface of the lock seat is provided with a clamping groove for the locking head to be embedded when the quick-release lock is locked, and the compressible amount of the gasket is not less than the distance from the groove bottom of the clamping groove to the groove opening.
2. The quick release lock of claim 1, wherein: the gasket is trumpet-shaped.
3. A quick release lock according to claim 1 or 2, wherein: one end of the lock nail far away from the lock seat is provided with a lock nail head, and the lock nail head forms the baffle platform.
4. The quick release lock of claim 3, wherein: the lock nail is last to be equipped with big footpath section and path section along the direction of lock nail head towards the locking head in proper order, be equipped with between big footpath section and the lock seat dish and be used for applying the spring of the effort towards the lock seat dish outside to the lock nail.
5. The quick release lock of claim 4, wherein: the lock pin fin and big footpath section integrated into one piece, footpath section and locking head integrated into one piece, the one end that locking head was kept away from to the path section is equipped with the external screw thread, and the one end that the lock pin fin was kept away from to the big footpath section is equipped with supporting internal thread, and big footpath section and path section pass through threaded connection.
6. A quick release lock according to claim 1 or 2, wherein: and the lock base plate is provided with an external thread which is used for being in threaded connection with the movable layer in the interlayer to be locked.
7. The quick release lock of claim 4, wherein: and a flange used for blocking the lock seat disc with the movable layer when the lock seat disc is installed on the movable layer is arranged at one end, far away from the lock seat, of the lock seat disc.
8. A quick release lock according to claim 1 or 2, wherein: the one end that the locking nail kept away from the locking head is equipped with the handle, the handle has the dodge space that supplies user's finger to pass so that the palm application of force.
9. A quick release lock according to claim 1 or 2, wherein: and the lock seat is provided with an external thread which is used for being in threaded connection with the base body layer in the interlayer to be locked.
10. Interlayer connection structure, including quick release lock and treat base member layer, the active layer that quick release lock locked, its characterized in that: the quick release lock is as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920487987.2U CN209908942U (en) | 2019-04-11 | 2019-04-11 | Quick-release lock and interlayer connecting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920487987.2U CN209908942U (en) | 2019-04-11 | 2019-04-11 | Quick-release lock and interlayer connecting structure |
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| Publication Number | Publication Date |
|---|---|
| CN209908942U true CN209908942U (en) | 2020-01-07 |
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|---|---|---|---|
| CN201920487987.2U Active CN209908942U (en) | 2019-04-11 | 2019-04-11 | Quick-release lock and interlayer connecting structure |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109826856A (en) * | 2019-04-11 | 2019-05-31 | 北京首航科学技术开发有限公司 | Quick-detachable lock and interlayer connection structure |
| CN111267887A (en) * | 2020-01-16 | 2020-06-12 | 中车株洲电力机车有限公司 | Shutter for railway vehicle and auxiliary fixing device thereof |
| CN111321656A (en) * | 2020-03-25 | 2020-06-23 | 中铁二院成都勘察设计研究院有限责任公司 | Steel-concrete joint water stop structure of corrugated steel web composite beam bridge |
-
2019
- 2019-04-11 CN CN201920487987.2U patent/CN209908942U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109826856A (en) * | 2019-04-11 | 2019-05-31 | 北京首航科学技术开发有限公司 | Quick-detachable lock and interlayer connection structure |
| CN109826856B (en) * | 2019-04-11 | 2024-07-12 | 北京首航科学技术开发有限公司 | Quick release lock and interlayer connection structure |
| CN111267887A (en) * | 2020-01-16 | 2020-06-12 | 中车株洲电力机车有限公司 | Shutter for railway vehicle and auxiliary fixing device thereof |
| CN111321656A (en) * | 2020-03-25 | 2020-06-23 | 中铁二院成都勘察设计研究院有限责任公司 | Steel-concrete joint water stop structure of corrugated steel web composite beam bridge |
| CN111321656B (en) * | 2020-03-25 | 2021-06-01 | 中铁二院成都勘察设计研究院有限责任公司 | Steel-concrete joint water stop structure of corrugated steel web composite beam bridge |
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