CN210164372U - Automatic opening and closing anti-theft door hinge - Google Patents
Automatic opening and closing anti-theft door hinge Download PDFInfo
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- CN210164372U CN210164372U CN201920292906.3U CN201920292906U CN210164372U CN 210164372 U CN210164372 U CN 210164372U CN 201920292906 U CN201920292906 U CN 201920292906U CN 210164372 U CN210164372 U CN 210164372U
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- end cover
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- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 238000003466 welding Methods 0.000 claims description 12
- 229910001369 Brass Inorganic materials 0.000 claims description 3
- 239000010951 brass Substances 0.000 claims description 3
- 230000001788 irregular Effects 0.000 claims 1
- 238000012856 packing Methods 0.000 abstract description 4
- 238000000926 separation method Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses an automatic open-close anti-theft door hinge, which comprises a sub-hinge mounting hole and a sub-connecting hinge, wherein the sub-connecting hinge is internally provided with a sub-hinge mounting hole which is arranged inside the sub-connecting hinge in a penetrating way, and the sub-hinge mounting hole is internally provided with an internal thread groove, the utility model discloses an automatic open-close anti-theft door hinge which is provided with a fixed shaft, and a reset spring on a reset device of the fixed shaft is fixed inside a sleeve, so that the reset spring is driven to rotate when the fixed shaft and an adjusting shaft rotate, thereby the reset spring is twisted, the reset spring stores elasticity, the door closing force is even, the door can be freely stopped at a certain angle, the door can be stopped at any position, the door can be automatically closed when the angle is less than 70 degrees, a user can automatically adjust the door closing force, and a gasket is arranged on an end cover, through the adjacent end cover of packing ring separation, avoid end cover and axle sleeve direct contact, reduce the noise.
Description
Technical Field
The utility model belongs to the technical field of the hinge is relevant, concretely relates to automatic burglary-resisting door hinge of switching.
Background
The hinge is called hinge formally. Often in the form of a two-fold type, which is a part that connects and moves two parts of an object. The common hinge is used for hinges of cabinet doors, windows, doors and the like, is a device frequently used by people in daily life, and is particularly indispensable for indoor furniture such as doors, windows and the like.
The existing hinge technology has the following problems: the existing hinge is gradually deformed by the spring inside the hinge along with the cumulative increase of the opening and closing times of doors and windows and the like, has insufficient elasticity, and is difficult to completely return to the initial state, so that the doors and windows and the like cannot be completely automatically closed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an automatic burglary-resisting door hinge of switching to solve the inside spring atress of current door and window hinge that provides among the above-mentioned background art and too big make can not produce automatic closed problem.
In order to achieve the above object, the utility model provides a following technical scheme: an automatically opened and closed anti-theft door hinge comprises sub-hinge mounting holes and sub-connecting hinges, wherein the sub-hinge mounting holes are arranged in the sub-connecting hinges and penetrate through the sub-connecting hinges, inner thread grooves are formed in the sub-hinge mounting holes, four sub-hinge mounting holes are formed in the sub-connecting hinges, the inner thread grooves are formed in the sub-hinge mounting holes, connecting pieces are arranged at the upper ends of the right sides of the sub-connecting hinges and fixedly connected with the sub-connecting hinges through welding, the connecting pieces are connected with the sub-connecting hinges through welding, the connecting pieces and the sub-connecting hinges are vertically arranged at ninety degrees, fixed shafts are arranged on the right sides of the upper ends of the connecting pieces and are of hollow cylinder structures, and the fixed shafts are connected with the connecting pieces through welding, the outer sides of the left end and the right end of the fixed shaft are respectively provided with a limiting fixture block, the limiting fixture blocks are arranged at the left end and the right end of the fixed shaft through sleeving, the fixed shaft and the limiting fixture blocks are connected through internal sleeving, one end of each limiting fixture block, far away from the fixed shaft, is provided with an end cover, the end covers are arranged at the left end and the right end of the fixed shaft, the end covers are connected with the fixed shaft through clamping, a rotating shaft penetrates through the inside of the fixed shaft, the length of the rotating shaft is eight centimeters, the rotating shaft is arranged inside the fixed shaft, the rotating shaft and the fixed shaft are connected through sleeving, the rotating shaft can rotate inside the fixed shaft, the right ends of the end covers at two sides are provided with fixing parts, the fixing parts are arranged at the right ends of, the hinge comprises a fixing part and is characterized in that a female connection hinge is arranged at the right end of the fixing part, the female connection hinge is arranged at the upper right corner of the fixing part, the fixing part is connected with the female connection hinge in a welding mode, a female hinge mounting hole is formed in the female connection hinge, the female hinge mounting hole penetrates through the female connection hinge, five female hinge mounting holes are formed in the female connection hinge, and an inner thread groove is formed in the female hinge mounting hole.
Preferably, the end cover comprises an inner hexagonal screw hole, a gasket, a left connecting block, a fixing block and a right connecting block, the right end of the left connecting block is provided with the fixing block, the gasket is arranged inside the fixing block, the inner hexagonal screw hole is formed inside the gasket, the right end of the fixing block is provided with the right connecting block, and the end cover is fixedly connected with the connecting piece through the left connecting block.
Preferably, the limiting clamping block comprises a clamping strip, a first anti-torsion block, a shaft hole, a second anti-torsion block and a main body, two clamping strips are arranged on two sides of the upper end of the main body respectively, a first anti-torsion block is arranged on the left end of the inner side of each clamping strip on two sides, the shaft hole is formed in the right end of each first anti-torsion block, the second anti-torsion block is arranged on the right end of the shaft hole, and the limiting clamping block is connected with the end cover through the clamping strips in a sleeved mode.
Preferably, the constitution of fixed axle is including regulating shaft, resetting means, sleeve, mounting groove and fixture block, the lower extreme of mounting groove is provided with the sleeve, the telescopic outer wall left and right sides is provided with the fixture block, telescopic lower extreme is provided with resetting means, resetting means's lower extreme is provided with the regulating shaft, the fixed axle passes through mounting groove and end cover fixed connection.
Preferably, resetting means's constitution is including reset spring, last fixed block, rigid card strip and lower fixed block, the lower extreme of going up the fixed block is provided with reset spring, reset spring's upper and lower both ends are inside to be provided with rigid card strip, reset spring's lower extreme is provided with lower fixed block, resetting means passes through last fixed block and sleeve fixed connection.
Preferably, the inside of hexagon socket head cap screw runs through and is provided with the hex head screw, hexagon socket head cap screw is provided with six limits, hexagon socket head cap screw's inside is provided with the thread groove, hexagon socket head cap screw's degree of depth is twelve centimetres, hexagon socket head cap screw's inside length is fifteen centimetres, hexagon socket head cap screw is identical with the size of hex head screw, hexagon socket head cap screw passes through internal thread and hex head screw fixed connection.
Preferably, the card strip is the structure of cuboid, the card strip is provided with two altogether, two the card strip is the symmetry respectively and sets up both ends about the main part, two the bottom of card strip is level with the size of the bottom of main part mutually and is violently neat, two the length of card strip is five millimeters, the width is three millimeters and highly is ten millimeters.
Preferably, the inside of the female connection hinge is provided with five female hinge mounting holes, the inside of the female hinge mounting hole is provided with an inner thread groove, the male connection hinge is provided with four male hinge mounting holes, the inside of the male hinge mounting hole is provided with an inner thread groove, and the inside of the female hinge mounting hole of the female connection hinge is consistent with the inside of the male hinge mounting hole of the male connection hinge in inner diameter size and is twenty millimeters.
Preferably, the end cover is provided with two altogether, two the end cover is the symmetry respectively and sets up in the outside of keeping away from the fixed axle about both ends, two the end cover all is inside hollow cylinder structure, two both ends respectively are provided with the spout of a cuboid about the inside of end cover, the size of the inside spout of end cover all is the same and for length is five millimeters, the width is three millimeters and the degree of depth is ten millimeters with the size of card strip.
Preferably, the first torsion resistant block and the second torsion resistant block are the same in shape and size, the arrangement angle of the first torsion resistant block and the second torsion resistant block is opposite, the height of the first torsion resistant block and the height of the second torsion resistant block are larger than that of the shaft hole, and the first torsion resistant block and the second torsion resistant block are both made of brass.
Compared with the prior art, the utility model provides an automatic burglary-resisting door hinge of switching possesses following beneficial effect:
the utility model relates to an automatically opening and closing security door hinge, which is characterized in that a fixed shaft is arranged, a reset spring on a reset device of the fixed shaft is fixed inside a sleeve, when the fixed shaft and an adjusting shaft rotate, the reset spring is driven to rotate, so that the reset spring is twisted, the reset spring accumulates elasticity, the door closing force is uniform, the hinge can freely stop at a certain angle, the hinge can automatically close the door at any position when the angle is less than 70 degrees, the pressure can be freely adjusted, a user can automatically adjust according to the door weight to achieve the optimal effect, the fixed shaft and the adjusting shaft are both detachable, the sleeve is sleeved outside the fixed shaft, the abrasion can be reduced, the hinge can not frequently fall off from the hinge under the action of gravity, a gasket is arranged on an end cover, the adjacent end cover is separated by the gasket, the direct contact between the end cover and the shaft cover is avoided, the noise is reduced.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:
fig. 1 is a schematic structural view of the hinge of the anti-theft door of the present invention;
fig. 2 is a schematic view of the end cap structure according to the present invention;
fig. 3 is a schematic structural view of a limiting clamping block provided by the present invention;
fig. 4 is a schematic view of a fixed shaft structure provided by the present invention;
fig. 5 is a schematic structural view of the resetting device provided by the present invention;
in the figure: 1. a sub-connecting hinge; 2. a sub-hinge mounting hole; 3. a connecting member; 4. an end cap; 41. an inner hexagonal screw hole; 42. a gasket; 43. a left connecting block; 44. a fixed block; 45. a right connecting block; 5. a fixed part; 6. a primary hinge mounting hole; 7. a female connecting hinge; 8. a rotating shaft; 9. a limiting clamping block; 91. clamping the strip; 92. A first torsion bar; 93. a shaft hole; 94. a second torsion resistant block; 95. a main body; 10. a fixed shaft; 101. An adjustment shaft; 102. a resetting device; 1021. a return spring; 1022. an upper fixed block; 1023. a rigid clamping strip; 1024. a lower fixed block; 103. a sleeve; 104. mounting grooves; 105. and (7) clamping blocks.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: an automatically opened and closed anti-theft door hinge comprises a sub-hinge mounting hole 2 and a sub-connecting hinge 1, wherein the sub-hinge mounting hole 2 is arranged inside the sub-connecting hinge 1, the sub-hinge mounting hole 2 is arranged inside the sub-connecting hinge 1 in a penetrating way, an internal thread groove is arranged inside the sub-hinge mounting hole 2, four sub-hinge mounting holes 2 are arranged on the sub-connecting hinge 1, the internal thread groove is arranged inside the sub-hinge mounting hole 2, a connecting piece 3 is arranged at the upper end of the right side of the sub-connecting hinge 1, the connecting piece 3 is fixedly connected with the sub-connecting hinge 1 through welding, the connecting piece 3 is vertically arranged at ninety degrees with the sub-connecting hinge 1, a fixing shaft 10 is arranged at the right side of the upper end of the connecting piece 3, the fixing shaft 10 is of an, the outer sides of the left end and the right end of the fixed shaft 10 are respectively provided with a limiting fixture block 9, the limiting fixture blocks 9 are arranged at the left end and the right end of the fixed shaft 10 through sleeving, the fixed shaft 10 is connected with the limiting fixture blocks 9 through internal sleeving, one end of each limiting fixture block 9 at the two sides, which is far away from the fixed shaft 10, is respectively provided with an end cover 4, the end covers 4 are arranged at the left end and the right end of the fixed shaft 10, the end covers 4 are connected with the fixed shaft 10 through clamping, a rotating shaft 8 penetrates through the inside of the fixed shaft 10, the length of the rotating shaft 8 is eight centimeters, the rotating shaft 8 is arranged inside the fixed shaft 10, the rotating shaft 8 can rotate inside the fixed shaft 10, the right ends of the end covers 4 at the two sides are provided with fixing parts 5, the fixing parts 5 are arranged, the right-hand member of fixed part 5 is provided with female connection hinge 7, and female connection hinge 7 sets up in the upper right corner of fixed part 5, and fixed part 5 passes through welded connection with female connection hinge 7, and female connection hinge 7's inside is provided with female hinge mounting hole 6, and female hinge mounting hole 6 runs through the inside that sets up at female connection hinge 7, and female connection hinge 7's inside is provided with five female hinge mounting holes 6 altogether, and the inside of female hinge mounting hole 6 is provided with the internal thread groove.
Further, end cover 4's constitution is including interior hexagonal screw 41, packing ring 42, left connecting block 43, fixed block 44 and right connecting block 45, left side connecting block 43's right-hand member is provided with fixed block 44, fixed block 44's inside is provided with packing ring 42, thereby avoid end cover 4 and axle sleeve direct contact, wearing and tearing have been reduced like this, the noise reduction, packing ring 42's inside is provided with interior hexagonal screw 41, fixed block 44's right-hand member is provided with right connecting block 45, end cover 4 is through left connecting block 43 and connecting piece 3 fixed connection.
Further, the constitution of spacing fixture block 9 is including card strip 91, first antitorque piece 92, shaft hole 93, the antitorque piece 94 of second and main part 95, the upper end of main part 95 is provided with both sides and respectively is provided with a card strip 91, the left end of the inboard of both sides card strip 91 is provided with first antitorque piece 92, thereby can make pivoted angle obtain control under the effect of first antitorque piece 92 with the antitorque piece 94 of second, the right-hand member of first antitorque piece 92 is provided with shaft hole 93, the right-hand member of shaft hole 93 is provided with the antitorque piece 94 of second, spacing fixture block 9 is connected through cup jointing through card strip 91 and end cover 4.
Further, the fixed axle 10 comprises an adjusting shaft 101, a reset device 102, a sleeve 103, a mounting groove 104 and a clamping block 105, the lower end of the mounting groove 104 is provided with the sleeve 103, the clamping block 105 is arranged on the left side and the right side of the outer wall of the sleeve 103, the clamping block 105 enables the stability of the whole structure to be better, the lower end of the sleeve 103 is provided with the reset device 102, the lower end of the reset device 102 is provided with the adjusting shaft 101, and the fixed axle 10 is fixedly connected with the end cover 4 through the mounting groove 104.
Further, the composition of resetting means 102 is including reset spring 1021, go up fixed block 1022, hard card strip 1023 and lower fixed block 1024, and the lower extreme of going up fixed block 1022 is provided with reset spring 1021, thereby reset spring 1021 makes the effect that can carry out self-closing, and reset spring 1021's upper and lower both ends are inside to be provided with hard card strip 1023, and reset spring 1021's lower extreme is provided with lower fixed block 1024, and resetting means 102 is through last fixed block 1022 and sleeve 103 fixed connection.
Further, the inside of hexagon socket head cap screw 41 runs through and is provided with the hex head screw, and hexagon socket head cap screw 41 is provided with six limits, and the inside of hexagon socket head cap screw 41 is provided with the thread groove to can be so that more closely connected, the degree of depth of hexagon socket head cap screw 41 is twelve centimetres, and the length of the hexagon screw inside hexagon screw 41 is fifteen centimetres, and hexagon socket head cap screw 41 is identical with the size of hex head screw, and hexagon socket head cap screw 41 passes through internal thread and hex head screw fixed connection.
Further, card strip 91 is the structure of cuboid, and card strip 91 is provided with two altogether, and two card strips 91 are the symmetry respectively and set up both ends about main part 95 to can make spacing fixture block 9 can not take place to rotate, and the size of the bottom of two card strips 91 and the bottom of main part 95 is horizontal violently neat mutually, and the length of two card strips 91 is five millimeters, the width is three millimeters and highly is ten millimeters.
Further, the inside of female connection hinge 7 is provided with five female hinge mounting holes 6 altogether, and the inside of female hinge mounting hole 6 is provided with the internal thread groove, is provided with four son hinge mounting holes 2 altogether on son connection hinge 1, and the inside of son hinge mounting hole 2 is provided with the internal thread groove to can make son connection hinge 1 can pass through more stable of fix with screw, and the inside female hinge mounting hole 6 of female connection hinge 7 and the inside son hinge mounting hole 2 of son connection hinge 1 get the internal diameter size unanimity and be twenty millimeters.
Further, end cover 4 is provided with two altogether, two end covers 4 are the outside that the symmetry set up both ends about keeping away from fixed axle 10 respectively, two end covers 4 all are inside hollow cylinder structure, both ends respectively are provided with the spout of a cuboid about two end cover 4's inside, thereby can make the inseparabler that card strip 91 can connect, the size of the inside spout of end cover 4 all is the same and for length is five millimeters, the width is three millimeters and the degree of depth is ten millimeters with the size of card strip 91.
Further, the first torsion resistant block 92 and the second torsion resistant block 94 are identical in shape and size, the arrangement angle of the first torsion resistant block 92 and the second torsion resistant block 94 is opposite, so that the rotation angle can be controlled, the height of the first torsion resistant block 92 and the height of the second torsion resistant block 94 are larger than that of the shaft hole 93, and the first torsion resistant block 92 and the second torsion resistant block 94 are made of brass.
The utility model discloses a theory of operation and use flow: after the utility model is installed, the hinge comprises two hinge pieces, namely a sub-connecting hinge 1 and a main connecting hinge 6, the two hinge pieces are respectively provided with a fixing shaft 10 with the same inner diameter size for accommodating the hinge shaft, the fixing shaft 10 and the hinge pieces are of an integral structure, the hinge can be directly made of one metal piece and can be solidified in a welding mode and other modes, one or more fixing shafts 10 can be arranged on each hinge piece, when the fixing shaft 10 and the adjusting shaft 101 rotate, the reset spring 1021 is driven to rotate, the reset spring 1021 is twisted, the reset spring 1021 accumulates elasticity, the fixing shaft 10 and the adjusting shaft 101 are both detachable, the outer part of the fixing shaft 10 is sleeved with an end cover 4, the abrasion can be reduced, the hinge cannot frequently fall off under the action of gravity, when in use and installation, the adjusting shaft 101 and the fixing shaft 10 are both possible to face down, because the fixing shaft 10 is firstly fixed when in installation, therefore, the hinge is not easy to fall off, the arrangement angles of the first torsion resistant block 92 and the second torsion resistant block 94 are opposite, so that the rotating angle can be controlled, the closing force is uniform, the hinge can be freely stopped at a certain angle and can be stopped at any position, the hinge can be automatically closed when the angle is less than 70 degrees, the pressure can be randomly adjusted, a user can automatically adjust the hinge according to the door weight, and the hinge is simpler and more convenient to use.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides an automatic burglary-resisting door hinge of switching, includes sub-hinge mounting hole (2) and sub-connection hinge (1), its characterized in that: the auxiliary connecting hinge is characterized in that auxiliary hinge mounting holes (2) are formed in the auxiliary connecting hinge (1), the auxiliary hinge mounting holes (2) are arranged in the auxiliary connecting hinge (1) in a penetrating mode, inner thread grooves are formed in the auxiliary hinge mounting holes (2), four auxiliary hinge mounting holes (2) are formed in the auxiliary connecting hinge (1), a connecting piece (3) is arranged at the upper end of the right side of the auxiliary connecting hinge (1), the connecting piece (3) is fixedly connected with the auxiliary connecting hinge (1) through welding, the connecting piece (3) is connected with the auxiliary connecting hinge (1) through welding, the connecting piece (3) and the auxiliary connecting hinge (1) are vertically arranged at ninety degrees, a fixing shaft (10) is arranged on the right side of the upper end of the connecting piece (3), the fixing shaft (10) is of a hollow cylinder structure in the inner portion, and the fixing shaft (10) is connected with the connecting piece (3) through welding, the outer sides of the left end and the right end of the fixed shaft (10) are respectively provided with a limiting fixture block (9), the limiting fixture blocks (9) are arranged at the left end and the right end of the fixed shaft (10) through sleeving, the fixed shaft (10) and the limiting fixture blocks (9) are connected through internal sleeving, one end of each limiting fixture block (9) far away from the fixed shaft (10) is provided with an end cover (4), the end covers (4) are arranged at the left end and the right end of the fixed shaft (10), the end covers (4) are connected with the fixed shaft (10) through clamping, a rotating shaft (8) penetrates through the inside of the fixed shaft (10), the length of the rotating shaft (8) is eight centimeters, the rotating shaft (8) is arranged inside the fixed shaft (10), the rotating shaft (8) is connected with the fixed shaft (10) through sleeving, and the rotating shaft (8) can rotate inside the fixed shaft (10, the right ends of the end covers (4) at two sides are provided with fixing parts (5), the fixing parts (5) are arranged at the right ends of the end covers (4) through welding, the fixing part (5) is in an irregular shape structure, the end cover (4) is connected with the fixing part (5) through welding, the right end of the fixing part (5) is provided with a female connecting hinge (7), the female connecting hinge (7) is arranged at the upper right corner of the fixing part (5), the fixing part (5) is connected with a primary connecting hinge (7) through welding, a primary hinge mounting hole (6) is arranged inside the primary connecting hinge (7), the primary hinge mounting hole (6) is arranged in the primary connecting hinge (7) in a penetrating way, the novel hinge is characterized in that five female hinge mounting holes (6) are formed in the female connecting hinge (7), and inner thread grooves are formed in the female hinge mounting holes (6).
2. The automatic opening and closing security door hinge according to claim 1, wherein: the end cover is characterized in that the end cover (4) comprises an inner hexagonal screw hole (41), a gasket (42), a left connecting block (43), a fixing block (44) and a right connecting block (45), the right end of the left connecting block (43) is provided with the fixing block (44), the gasket (42) is arranged inside the fixing block (44), the inner hexagonal screw hole (41) is arranged inside the gasket (42), the right end of the fixing block (44) is provided with the right connecting block (45), and the end cover (4) is fixedly connected with the connecting piece (3) through the left connecting block (43).
3. The automatic opening and closing security door hinge according to claim 1, wherein: the limiting clamping block (9) comprises a clamping strip (91), a first anti-torsion block (92), a shaft hole (93), a second anti-torsion block (94) and a main body (95), wherein two clamping strips (91) are respectively arranged on two sides of the upper end of the main body (95), a first anti-torsion block (92) is arranged at the left end of the inner side of each clamping strip (91), the shaft hole (93) is formed in the right end of each first anti-torsion block (92), the second anti-torsion block (94) is arranged at the right end of each shaft hole (93), and the limiting clamping block (9) is connected with the end cover (4) through the clamping strips (91) in a sleeved mode.
4. The automatic opening and closing security door hinge according to claim 1, wherein: the fixing shaft (10) is composed of an adjusting shaft (101), a reset device (102), a sleeve (103), a mounting groove (104) and a clamping block (105), the sleeve (103) is arranged at the lower end of the mounting groove (104), the clamping block (105) is arranged on the left side and the right side of the outer wall of the sleeve (103), the reset device (102) is arranged at the lower end of the sleeve (103), the adjusting shaft (101) is arranged at the lower end of the reset device (102), and the fixing shaft (10) is fixedly connected with the end cover (4) through the mounting groove (104).
5. The automatic opening and closing security door hinge according to claim 4, wherein: the reset device (102) comprises a reset spring (1021), an upper fixing block (1022), a hard clamping strip (1023) and a lower fixing block (1024), wherein the lower end of the upper fixing block (1022) is provided with the reset spring (1021), the hard clamping strip (1023) is arranged inside the upper end and the lower end of the reset spring (1021), the lower end of the reset spring (1021) is provided with the lower fixing block (1024), and the reset device (102) is fixedly connected with the sleeve (103) through the upper fixing block (1022).
6. The automatic opening and closing security door hinge according to claim 2, wherein: the utility model discloses a hexagonal socket head cap screw, including hexagonal socket head cap screw (41), hexagonal socket head cap screw (41) are provided with six limits, the inside of hexagonal socket head cap screw (41) is provided with the thread groove, the degree of depth of hexagonal socket head cap screw (41) is twelve centimetres, the length of the inside hexagonal screw of hexagonal socket head cap screw (41) is fifteen centimetres, hexagonal socket head cap screw (41) are identical with the size of hexagonal screw, hexagonal socket head cap screw (41) are through internal thread and hexagonal screw fixed connection.
7. The automatic opening and closing security door hinge according to claim 3, wherein: card strip (91) is the structure of cuboid, card strip (91) are provided with two altogether, two card strip (91) is the symmetry respectively and sets up both ends about main part (95), two the size of the bottom of card strip (91) and the bottom of main part (95) is horizontal violently neat mutually, two the length of card strip (91) is five millimeters, the width is three millimeters and highly is ten millimeters.
8. The automatic opening and closing security door hinge according to claim 1, wherein: the inner diameter of the main hinge mounting hole (6) in the main connecting hinge (7) is consistent with that of the sub hinge mounting hole (2) in the sub connecting hinge (1) and the inner diameter of the sub hinge mounting holes are twenty millimeters.
9. The automatic opening and closing security door hinge according to claim 1, wherein: the end cover (4) are provided with two altogether, two end cover (4) are the outside that the symmetry set up both ends about keeping away from fixed axle (10) respectively, two end cover (4) all are inside hollow cylinder structure, two both ends respectively are provided with the spout of a cuboid about the inside of end cover (4), the size of the inside spout of end cover (4) all is the same and for length be five millimeters, the width be three millimeters and the degree of depth be ten millimeters with the size of card strip (91).
10. The automatic opening and closing security door hinge according to claim 3, wherein: the first torsion resistant block (92) and the second torsion resistant block (94) are the same in shape and size, the arrangement angle of the first torsion resistant block (92) and the second torsion resistant block (94) is opposite, the height of the first torsion resistant block (92) and the height of the second torsion resistant block (94) are larger than that of the shaft hole (93), and the first torsion resistant block (92) and the second torsion resistant block (94) are both made of brass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920292906.3U CN210164372U (en) | 2019-03-08 | 2019-03-08 | Automatic opening and closing anti-theft door hinge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920292906.3U CN210164372U (en) | 2019-03-08 | 2019-03-08 | Automatic opening and closing anti-theft door hinge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210164372U true CN210164372U (en) | 2020-03-20 |
Family
ID=69786709
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920292906.3U Expired - Fee Related CN210164372U (en) | 2019-03-08 | 2019-03-08 | Automatic opening and closing anti-theft door hinge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210164372U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109707253A (en) * | 2019-03-08 | 2019-05-03 | 江苏金迪木业股份有限公司 | A kind of anti-theft door hinge of automatic shutter |
-
2019
- 2019-03-08 CN CN201920292906.3U patent/CN210164372U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109707253A (en) * | 2019-03-08 | 2019-05-03 | 江苏金迪木业股份有限公司 | A kind of anti-theft door hinge of automatic shutter |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200320 |