CN219673020U - General section bar lock catch - Google Patents
General section bar lock catch Download PDFInfo
- Publication number
- CN219673020U CN219673020U CN202321299545.8U CN202321299545U CN219673020U CN 219673020 U CN219673020 U CN 219673020U CN 202321299545 U CN202321299545 U CN 202321299545U CN 219673020 U CN219673020 U CN 219673020U
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- clamping
- clamping arm
- arm
- groove
- lock catch
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- 230000000149 penetrating effect Effects 0.000 claims 1
- 239000000463 material Substances 0.000 description 7
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- Clamps And Clips (AREA)
Abstract
The utility model discloses a universal profile lock catch, which comprises a first clamping arm and a second clamping arm which can be opened and locked, wherein the inner wall surfaces of the first clamping arm and the second clamping arm are arc-shaped clamping surfaces which are symmetrical front and back, and the clamping surfaces are used for clamping a circular profile; the clamping surface is provided with a plurality of clamping groove groups, each clamping groove group comprises four clamping grooves with right angles in cross section, and the four clamping grooves in the same group are distributed in a rectangular array and are used for clamping square profiles; the clamping surface is provided with an inward concave arc clamping groove, and the clamping groove on the first clamping arm is matched with the clamping groove on the second clamping arm to clamp the oblate section or the elliptic section. In this scheme, clamping face, centre gripping groove group and centre gripping recess are used for centre gripping circular section bar, square section bar, and oblate circular section bar and oval section bar respectively, and wherein centre gripping groove group can set up the multiunit and be used for the different square section bar of centre gripping. The universal profile lock catch disclosed by the utility model can be adapted to various profiles and has the advantage of strong universality.
Description
Technical Field
The utility model relates to a lock catch, in particular to a universal profile lock catch.
Background
The cart, the camping car and the folding car are widely applied to various living scenes, and the frames of the cart, the camping car and the folding car are required to be locked and connected through the lock catches when being installed.
The patent of CN971208581 discloses a steel pipe connecting fastener, wherein one end of a clip cover 2 is hinged to one end of a clip seat 1 by a pin 3, a bolt 6 is inserted from a through hole 5 formed in the other end of the clip cover 2, and the bolt 6 is screwed into a cap nut 4 formed on the inner side of the other end of the clip seat 1, thereby holding a steel pipe 7. It is also preferable that the cap nut 4 is fixed to the clamp base 1, and the through hole has a screw hole shape.
The steel pipe connecting fastener disclosed in the above patent and the clamp type fastener in the prior art can only be used for circular section bars when clamping and locking, cannot adapt to square, oblate and elliptic section bars and the like, and has poor universality and cannot meet the actual use demands.
Disclosure of Invention
Based on the defect that most of existing locks in the prior art can only clamp the same type of section bar and have poor universality, the utility model provides a universal section bar lock catch.
The technical scheme adopted for solving the technical problems is as follows:
the universal profile lock catch comprises a first clamping arm and a second clamping arm, wherein one end of the first clamping arm is hinged with one end of the second clamping arm, a locking structure for locking the first clamping arm and the second clamping arm is arranged at the other end of the first clamping arm and the second clamping arm, a clamping hole for clamping a profile is formed between the first clamping arm and the second clamping arm when the first clamping arm and the second clamping arm are locked, the inner wall surfaces of the first clamping arm and the second clamping arm are arc-shaped clamping surfaces which are symmetrical in front-back, and the clamping surfaces are used for clamping a circular profile; the clamping surface is provided with a plurality of clamping groove groups, each clamping groove group comprises four clamping grooves with right angles in cross section, and the four clamping grooves in the same group are distributed in a rectangular array and are used for clamping square profiles; the clamping surface is provided with an inward concave arc clamping groove, and the clamping groove on the first clamping arm is matched with the clamping groove on the second clamping arm to clamp the oblate section or the elliptic section. In this scheme, clamping face, centre gripping groove group and centre gripping recess are used for centre gripping circular section bar, square section bar, and oblate circular section bar and oval section bar respectively, and wherein centre gripping groove group can set up the multiunit and be used for the different square section bar of centre gripping.
Specifically, the clamping groove is arranged in the middle of the clamping surface, and the extending direction of the clamping groove is consistent with the length direction of the clamping opening. And when in clamping, the oblate section or the oval section is placed in the clamping hole, and the clamping groove is abutted against the oblate section or the oval section to clamp the section.
Specifically, the clamping grooves are provided with two groups, wherein the spacing between adjacent clamping grooves in four clamping grooves of one group is the same, and the spacing between adjacent clamping grooves in four clamping grooves of the other group is different. And when the intervals are the same, the clamping sections are square sections, and when the intervals are different, the clamping sections are rectangular square sections.
Specifically, the clamping grooves on the first clamping arm are symmetrically arranged left and right, and the clamping grooves on the first clamping arm and the clamping grooves on the second clamping arm are symmetrically arranged front and back. The symmetrical structure is more balanced in the atress of anchor clamps when the centre gripping.
Specifically, the opening ends of the first clamping arm and the second clamping arm are respectively provided with a notch, and a seat body with a mounting hole is formed at the upper end and the lower end of the notch; the locking structure comprises a pin shaft and a first hinge shaft rod which are respectively arranged in the two mounting holes, wherein a lock catch connecting piece is hinged on the first hinge shaft rod, a lock catch with a hook groove is hinged on the lock catch connecting piece, and the hook groove is hooked on the pin shaft to lock the first clamping arm and the second clamping arm. When the clamping device is used, the profile is placed in the clamping hole, the lock catch connecting piece is rotated to adjust the lock catch position, then the hook groove on the lock catch is buckled on the pin shaft, and the lock catch connecting piece is rotated to enable the hook groove to hook the pin shaft so as to lock the two clamping arms. The hinge position of the lock catch is positioned between the free end and the hinge end of the lock catch connecting piece, the hinge end of the lock catch connecting piece refers to the inner end of the lock catch connecting piece, and meanwhile, the inner end of the lock catch connecting piece is hinged with the second clamping arm; the free end is the outer end of the latch connection and the end can rotate around the hinge.
Specifically, be equipped with the recess on the pedestal, round pin axle and first articulated axostylus axostyle wear to locate the mounting hole and both ends tip are arranged in the recess. The structure is used for hiding the pin shaft and the two end parts of the first hinge shaft lever into the groove.
Specifically, the outer wall surface of the second clamping arm is provided with a fitting groove, and the lock catch connecting piece is attached to the fitting groove during locking.
Specifically, the lock catch is hinged on a second hinged shaft lever arranged on the lock catch connecting piece, and the axial lead of the first hinged shaft lever, the axial lead of the second hinged shaft lever, the axial lead of the pin shaft and the rotation axes of the first clamping arm and the second clamping arm are parallel and are consistent with the length direction of the clamping hole.
Compared with the prior art, the utility model has the advantages that: in the utility model, the clamping surfaces, the clamping groove groups and the clamping grooves are arranged to be used for clamping round sectional materials, square sectional materials, oblate round sectional materials and oval sectional materials respectively, wherein the clamping groove groups can be provided with a plurality of groups of sectional materials with rectangular and square clamping sections, and the lock catch has the advantage of strong adaptability.
Drawings
The utility model will be described in further detail below in connection with the drawings and the preferred embodiments, but it will be appreciated by those skilled in the art that these drawings are drawn for the purpose of illustrating the preferred embodiments only and thus should not be taken as limiting the scope of the utility model. Moreover, unless specifically indicated otherwise, the drawings are merely schematic representations, not necessarily to scale, of the compositions or constructions of the described objects and may include exaggerated representations.
FIG. 1 is a perspective view of a universal profile fastener of the present utility model;
FIG. 2 is a perspective view (at a different angle than FIG. 1) of a universal profile lock catch of the present utility model;
FIG. 3 is a top view of the universal profile lock of the present utility model in a state of clamping a circular profile;
FIG. 4 is a top view of the universal profile lock of the present utility model in a square profile clamping state;
FIG. 5 is a top view of the universal profile lock of the present utility model in a state of clamping a rectangular profile;
FIG. 6 is a top view of the universal profile lock of the present utility model in a state of clamping an oval profile;
in the figure: 10. a first clamp arm; 101. a clamping surface; 102. a clamping groove group; 1021 1022, clamping groove; 103. a clamping groove; 20. a second clamp arm; 201. a bonding groove; 40. a latch connection; 50. locking; 501. a hook groove; 001. a groove; 002. a circular section bar; 003 004, square section bar; 005. an oval profile.
Detailed Description
The preferred embodiments of the present utility model will be described in detail below with reference to the drawings, and those skilled in the art will appreciate that the descriptions are merely illustrative, exemplary, and should not be construed as limiting the scope of the present utility model.
It should be noted that: like reference numerals denote like items in the following figures, and thus once an item is defined in one figure, it may not be further defined and explained in the following figures.
The title of the general profile lock catch is mainly described in the embodiment, and the title is specifically as follows:
1-6, the universal profile lock catch comprises a first clamping arm 10 and a second clamping arm 20, wherein the first clamping arm 10 is hinged with one end of the second clamping arm 20, a locking structure for locking the first clamping arm 10 and the second clamping arm 20 is arranged at the other end of the first clamping arm 10 and the second clamping arm 20, a clamping hole for clamping a profile is formed between the first clamping arm 10 and the second clamping arm 20 when the first clamping arm 10 and the second clamping arm 20 are locked, the inner wall surfaces of the first clamping arm 10 and the second clamping arm 20 are arc-shaped clamping surfaces 101 which are symmetrical in front-back direction, and the clamping surfaces 101 are used for clamping a circular profile 002; the clamping surface 101 is provided with s clamping groove groups 102, each clamping groove group 102 comprises four clamping grooves 1021,1022 with rectangular cross sections, and four clamping grooves 1021,1022 of the same group are distributed in a rectangular array and are used for clamping square profiles 003 and 004; the clamping surface 101 is provided with an inward concave arc-shaped clamping groove 103, and the clamping groove 103 on the first clamping arm 10 is matched with the clamping groove 103 on the second clamping arm 20 to clamp an oblate section or an elliptic section 005. In this scheme, clamping face 101, clamping groove group 102 and clamping groove 103 are used for centre gripping circular section bar 002, square section bar 003, 004 respectively, and oblate circular section bar and oval section bar 005, and wherein clamping groove group 102 can set up multiunit and be used for centre gripping different square section bar 003, 004. Wherein, the clamping surface 101 is divided into a plurality of arc surfaces by the clamping groove group 102 and the clamping groove 103, and the arc surfaces work together when clamping the circular section 002.
Specifically, the clamping groove 103 is disposed in the middle of the clamping surface 101, and its extending direction is consistent with the length direction of the clamping opening. During clamping, the oblate section bar or the oval section bar 005 is placed in the clamping hole, and the clamping groove 103 is abutted against the oblate section bar or the oval section bar 005 to clamp the section bar.
Clamping groove part:
as shown in fig. 3 to 6, the holding groove group 102 is provided with two groups, wherein the pitch of the adjacent holding grooves 1021,1022 in four holding grooves 1021,1022 of one group is the same and the pitch of the adjacent holding grooves 1021,1022 in four holding grooves 1021,1022 of the other group is different. And when the intervals are the same, the clamping sections are square sectional materials 003, and when the intervals are different, the clamping sections are rectangular square sectional materials 004.
Specifically, the clamping grooves 1021,1022 on the first clamping arm 10 are symmetrically arranged in a left-right direction, and the clamping grooves 1021,1022 on the first clamping arm 10 and the clamping grooves 1021,1022 on the second clamping arm 20 are symmetrically arranged in a front-back direction. The symmetrical structure is more balanced in the atress of anchor clamps when the centre gripping.
Locking structure part:
as shown in fig. 1-2, the open ends of the first clamping arm 10 and the second clamping arm 20 are provided with notches, and a base body with mounting holes is formed at the upper end and the lower end of the notches; the locking structure comprises a pin shaft and a first hinge shaft rod which are respectively arranged in the two mounting holes, wherein the first hinge shaft rod is hinged with a lock catch connecting piece 40, the lock catch connecting piece 40 is hinged with a lock catch 50 with a hook groove 501, and the hook groove 501 is hooked on the pin shaft to lock the first clamping arm 10 and the second clamping arm 20. When the clamp is used, the profile is placed in the clamping hole, the lock catch connecting piece 40 is rotated to adjust the position of the lock catch 50, then the hook groove 501 on the lock catch 50 is buckled on the pin shaft, and then the lock catch connecting piece 40 is rotated to enable the hook groove 501 to hook the pin shaft so as to lock the two clamp arms. The hinge position of the latch 50 is located between the free end and the hinge end of the latch connector 40, where the hinge end refers to the inner end of the latch connector 40, while the inner end of the latch connector 40 is hinged to the second clip arm 20; the free end is the outer end of the snap connection 40 and this end is rotatable about the hinge.
Specifically, be equipped with recess 001 on the pedestal, round pin axle and first articulated axostylus axostyle wear to locate the mounting hole and both ends tip is arranged in recess 001. This structure is used for hiding the pin and the first articulation shaft both ends tip into recess 001.
Specifically, the outer wall surface of the second clamping arm 20 is provided with the attaching groove 201, and the locking connection piece 40 is attached to the attaching groove 201 during locking, so that the structure is more compact and attractive.
Specifically, the lock catch 50 is hinged to a second hinge shaft lever disposed on the lock catch connecting piece 40, and the axis of the first hinge shaft lever, the axis of the second hinge shaft lever, the axis of the pin shaft, and the rotation axes of the first clamping arm 10 and the second clamping arm 20 are parallel and consistent with the length direction of the clamping hole.
While the foregoing has been provided to illustrate the principles and embodiments of the present utility model, and while specific embodiments have been described herein, it will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the principles and embodiments of the utility model, the utility model is defined in the appended claims.
Claims (8)
1. The universal profile lock catch comprises a first clamping arm and a second clamping arm, wherein one end of the first clamping arm is hinged with one end of the second clamping arm, a locking structure for locking the first clamping arm and the second clamping arm is arranged at the other end of the first clamping arm and the second clamping arm, and a clamping hole for clamping a profile is formed between the first clamping arm and the second clamping arm when the first clamping arm and the second clamping arm are locked; the clamping surface is provided with a plurality of clamping groove groups, each clamping groove group comprises four clamping grooves with right angles in cross section, and the four clamping grooves in the same group are distributed in a rectangular array and are used for clamping square profiles; the clamping surface is provided with an inward concave arc clamping groove, and the clamping groove on the first clamping arm is matched with the clamping groove on the second clamping arm to clamp the oblate section or the elliptic section.
2. The universal profile lock according to claim 1, wherein the clamping groove is provided in the middle of the clamping surface and has an extension direction which corresponds to the length direction of the clamping opening.
3. The universal profile fastener according to claim 1, wherein two sets of the clamping grooves are provided, wherein the spacing between adjacent clamping grooves in one set of four clamping grooves is the same, and the spacing between adjacent clamping grooves in the other set of four clamping grooves is different.
4. A universal profile fastener according to claim 1 or 3, wherein the clamping grooves on the first clamping arm are symmetrically arranged in a left-right direction, and the clamping grooves on the first clamping arm and the clamping grooves on the second clamping arm are symmetrically arranged in a front-back direction.
5. The universal profile lock catch according to claim 1, wherein the opening ends of the first clamping arm and the second clamping arm are respectively provided with a notch, and a seat body with a mounting hole is formed at the upper end and the lower end of the notch; the locking structure comprises a pin shaft and a first hinge shaft rod which are respectively arranged in the two mounting holes, wherein a lock catch connecting piece is hinged on the first hinge shaft rod, a lock catch with a hook groove is hinged on the lock catch connecting piece, and the hook groove is hooked on the pin shaft to lock the first clamping arm and the second clamping arm.
6. The universal profile fastener according to claim 5, wherein the base is provided with a groove, the pin shaft and the first hinge shaft are arranged in the mounting hole in a penetrating manner, and both end parts of the pin shaft and the first hinge shaft are arranged in the groove.
7. The universal profile fastener as claimed in claim 6, wherein the outer wall surface of the second clamping arm is provided with a fitting groove, and the fastener connecting piece is abutted in the fitting groove during locking.
8. The universal profile fastener according to claim 6, wherein the fastener is hinged to a second hinge shaft provided on the fastener connecting member, and the axis of the first hinge shaft, the axis of the second hinge shaft, the axis of the pin shaft, and the rotation axes of the first clamp arm and the second clamp arm are parallel and are aligned with the length direction of the clamping hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321299545.8U CN219673020U (en) | 2023-05-22 | 2023-05-22 | General section bar lock catch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321299545.8U CN219673020U (en) | 2023-05-22 | 2023-05-22 | General section bar lock catch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219673020U true CN219673020U (en) | 2023-09-12 |
Family
ID=87922821
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321299545.8U Active CN219673020U (en) | 2023-05-22 | 2023-05-22 | General section bar lock catch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219673020U (en) |
-
2023
- 2023-05-22 CN CN202321299545.8U patent/CN219673020U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |