CN117905355A - Collinear door closer - Google Patents
Collinear door closer Download PDFInfo
- Publication number
- CN117905355A CN117905355A CN202410259915.8A CN202410259915A CN117905355A CN 117905355 A CN117905355 A CN 117905355A CN 202410259915 A CN202410259915 A CN 202410259915A CN 117905355 A CN117905355 A CN 117905355A
- Authority
- CN
- China
- Prior art keywords
- shaft
- collinear
- positioning
- rolling
- sleeve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000005096 rolling process Methods 0.000 claims abstract description 86
- 230000007246 mechanism Effects 0.000 claims abstract description 59
- 230000008859 change Effects 0.000 claims abstract description 26
- 238000006243 chemical reaction Methods 0.000 claims abstract description 19
- 239000013049 sediment Substances 0.000 claims abstract description 8
- 238000007789 sealing Methods 0.000 claims description 34
- 125000006850 spacer group Chemical group 0.000 claims description 14
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 239000000725 suspension Substances 0.000 claims description 6
- 230000003044 adaptive effect Effects 0.000 claims description 5
- 239000011159 matrix material Substances 0.000 claims description 5
- 238000007667 floating Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 230000035939 shock Effects 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 abstract description 5
- 238000005299 abrasion Methods 0.000 abstract description 4
- 230000008901 benefit Effects 0.000 abstract description 3
- 238000013461 design Methods 0.000 abstract description 3
- 230000010354 integration Effects 0.000 abstract description 3
- 238000004140 cleaning Methods 0.000 abstract description 2
- 238000005457 optimization Methods 0.000 abstract description 2
- 238000004804 winding Methods 0.000 abstract description 2
- 239000002893 slag Substances 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000011540 sensing material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F1/00—Closers or openers for wings, not otherwise provided for in this subclass
- E05F1/002—Closers or openers for wings, not otherwise provided for in this subclass controlled by automatically acting means
- E05F1/004—Closers or openers for wings, not otherwise provided for in this subclass controlled by automatically acting means by thermostats, rain, wind or noise
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F1/00—Closers or openers for wings, not otherwise provided for in this subclass
- E05F1/08—Closers or openers for wings, not otherwise provided for in this subclass spring-actuated, e.g. for horizontally sliding wings
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/10—Application of doors, windows, wings or fittings thereof for buildings or parts thereof
- E05Y2900/13—Type of wing
- E05Y2900/132—Doors
Landscapes
- Closing And Opening Devices For Wings, And Checks For Wings (AREA)
Abstract
The invention belongs to the technical field of door control hardware, and relates to a collinear door closer, which comprises: the positioning mechanism, the driving mechanism and the free mechanism are arranged above the collineation of the driving mechanism, the free mechanism is arranged below the collineation of the driving mechanism, and the positioning mechanism, the driving mechanism and the free mechanism are arranged to be in collineation vertical invisible rolling winding motion through collineation integration optimization, so that the device is even in stress, not easy to wear and leak oil, safe, environment-friendly and durable, and particularly adopts the integral maintenance-free design of sediment self-cleaning, rotary seepage stopping, temperature change self-adjusting and elastic power rolling conversion technology, so that the service performance and durability of the device are greatly improved, the service life of the device is not less than 50-300 tens of thousands of times without abrasion and leakage, and the device is incomparable with the existing door closing technology such as a floor spring and a door closer, and has wide market prospect and social benefit.
Description
Technical Field
The invention belongs to the technical field of door control hardware, and particularly relates to a collinear door closer.
Background
With the development progress of society, the requirements of people on safety, environmental protection, durability and attractive integration of living and living facilities are higher and higher, but the technical structures of the traditional door closer and ground spring are vertical branching horizontal power transmission, the installation axis and the power driving axis are not in the same line, serious interaction counter-force component is generated in the working process, so that the power conversion part is stressed unevenly, the conditions of eccentric wear damage, oil leakage pollution, abnormal alarm sound and the like can be caused when the power conversion part is used for a long time, the service life is greatly reduced, the user cost and trouble are increased when the power conversion part is frequently replaced, and the technical structure design defect of the power conversion part cannot be solved until now through the years of effort of technical personnel in the industry, and the requirements of modern indoor door high standard long service life can not be met.
Disclosure of Invention
The invention provides a collinear door closer which aims to solve the defects and potential safety hazards existing in the existing door closing technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: a collinear door closer, comprising: the positioning mechanism is arranged above the collineation of the driving mechanism, the positioning seat of the positioning mechanism is provided with a collineation positioning component, the collineation positioning component is in adaptive engagement connection with a collineation driving shaft of the driving mechanism, the upper end of a shell of the driving mechanism is provided with a mounting seat, a mounting screw hole is formed in the mounting seat, a rotary seepage-stopping component is arranged in the mounting seat, the lower end of the shell of the driving mechanism is provided with a sediment sealing end cover, the skirt parts of the driving seat and the sediment sealing end cover are provided with a rolling groove and a riveting hole, the driving seat is internally provided with a bearing support for the collineation driving shaft, the collineation driving shaft is provided with an elastic power conversion component, the driving mechanism is provided with a temperature change self-adjusting component, the free mechanism is arranged below the driving mechanism, a free shaft is arranged on a fixed seat of the free mechanism, a conical rolling bearing or a steel ball is arranged on the free shaft, a conical rolling bearing shell is inlaid in a shaft hole of the free seat, and a hole for mounting fixing screw is formed in the free seat.
The collinear positioning component comprises a positioning shaft sleeve and a flange, wherein the upper end of the collinear positioning shaft sleeve is provided with the flange connected with the positioning seat, the flange is provided with a mounting screw hole, and the shaft hole at the lower end of the collinear positioning shaft sleeve is internally provided with a conical polygon corresponding to the collinear driving shaft in an adaptive meshing connection manner.
The collinear positioning component comprises a positioning shaft sleeve and a push-pull screw, the outer circular surface of the collinear positioning shaft sleeve is provided with sector involute spline teeth matched with the sliding connection of the positioning seat, the smooth surface of the collinear positioning shaft sleeve is provided with a threaded hole for installing the push-pull screw, and the inner circular surface of the collinear positioning shaft sleeve is provided with rectangular spline grooves matched with and engaged with the collinear driving shaft.
The collinear positioning component comprises a positioning stepped shaft, a rocker arm and a driving screw, a rectangular external spline matched with the sliding connection of the positioning seat is arranged on the large-diameter outer circular surface of the collinear positioning stepped shaft, a hole for accommodating the rocker arm in a matched mode is formed in one side of the rectangular external spline, the other end of the rocker arm is arranged in an annular groove of the driving screw, and an involute external spline corresponding to the collinear driving shaft in a matched meshed connection mode is arranged on the small-diameter outer circular surface of the collinear positioning stepped shaft.
The collinear positioning component comprises a positioning rack shaft and a driving gear, a rack is arranged on the collinear positioning rack shaft, the driving gear matched with the rack is arranged on the rack, the driving gear is installed in a shaft hole of the positioning seat and is meshed and hinged with the rack, one end of the driving gear shaft is provided with a tool control hole, and a unilateral arc hole corresponding to the collinear driving shaft is formed in the lower end face of the collinear positioning rack shaft and is matched and meshed with the collinear driving shaft.
The elastic power conversion component consists of a spiral cam, an elastic body, a rolling shaft, a rolling sleeve, a spacer bush, a double-support sleeve and a sealing end cover, wherein a positioning groove is formed in a spiral groove of the spiral cam, the elastic body is arranged on the spiral cam, the skirt portion of the end cover is provided with a same-diameter through hole for assembling the double-support sleeve, the rolling shaft is arranged in the double-support sleeve in a penetrating mode, the rolling sleeve and the spacer bush are sleeved on the rolling shaft, and the spiral cam forms double-suspension floating mute rolling hinge with the sealing end cover through the double-support sleeve, the rolling sleeve, the spacer bush and the rolling shaft.
The elastic power conversion component consists of a spiral cam, an elastic body, a rolling shaft, a rolling sleeve, a spacer bush, an independent supporting sleeve, a cam sleeve and a sealing end cover, wherein the elastic body is arranged on the spiral cam, the cam sleeve is provided with straight holes for installing the independent supporting sleeve and the rolling shaft with different sizes, the rolling shaft is sleeved with the rolling sleeve and the spacer bush, the cam sleeve is inlaid on the sealing end cover and connected into a whole, and the spiral cam is in single-suspension sound rolling hinge joint with the cam sleeve through the independent supporting sleeve, the rolling sleeve and the rolling shaft.
The elastic power conversion component consists of a spiral cam, a spring, a rolling shaft, a rolling sleeve and a sealing end cover, wherein the spring is arranged on the end face of the spiral cam, a through hole for installing the rolling shaft is formed in the skirt portion of the sealing end cover, the rolling shaft is arranged in the skirt portion in a penetrating mode, and the spiral cam is in low-friction rolling hinge connection with the sealing end cover through the rolling shaft and the rolling sleeve.
The temperature change self-adjusting component is composed of a buffer valve, a temperature change matrix and a temperature-sensing warp valve, wherein the temperature-sensing warp valve is made of temperature-sensing shock change, temperature-sensing micro change or steel materials.
The fixing seat is rectangular and is inlaid into a whole with the free shaft, the shaft hole of the free shaft of the fixing seat is arranged into a protruding shape, and the fixing seat is provided with a mounting screw hole.
The invention has the positive effects that: the positioning mechanism, the driving mechanism and the free mechanism are designed in a collinear way, the positioning mechanism is arranged above the collineation of the driving mechanism, the free mechanism is arranged below the collineation of the driving mechanism, the positioning mechanism, the driving mechanism and the free mechanism are arranged to be in a collinear vertical rolling winding motion through collineation integration optimization, the stress is even, the abrasion and oil leakage are difficult, the safety, the environment friendliness and the durability are realized, and especially, the integral maintenance-free design of sediment self-cleaning, rotary seepage stopping, temperature change self-adjusting and elastic power rolling conversion technology is adopted, so that the service performance and the durability are greatly improved, the service life of the door closer is tested to be more than or equal to 50 to 300 thousands of times without abrasion and leakage bad conditions, and the door closer technology is incomparable with the existing door closer and has wide market prospect and social benefit.
Drawings
FIG. 1 is a schematic view of a fastened collinear door closer of the present invention;
FIG. 2 is a schematic diagram of a push-pull collinear door closer according to the present invention;
FIG. 3 is a schematic view of a rocker arm collinear door closer according to the present invention;
FIG. 4 is a schematic view of the gear type collinear door closer of the present invention;
in the figure: 1.a positioning mechanism; 2. a driving mechanism; 3. a free mechanism.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the present invention will be further described with reference to the accompanying drawings in which the embodiments of the present invention are shown.
Example 1
As shown in fig. 1,2, 3, and 4, a collinear door closer is characterized by comprising: the positioning mechanism 1, actuating mechanism 2 and free mechanism 3, positioning mechanism 1 sets up the collineation top at actuating mechanism 2, be equipped with collineation locating part on the positioning seat of positioning mechanism 1, collineation locating part and actuating mechanism 2's collineation drive shaft adaptation meshing hookup, actuating mechanism 2's casing upper end is equipped with the mount pad, be equipped with the installation screw hole on the mount pad, be equipped with rotatory the seepage stopping part of double linkage in the mount pad, actuating mechanism 2's casing lower extreme is equipped with sediment seal end cover, the skirt of actuating seat and sediment seal end cover is equipped with rolling groove and rivet hole, be equipped with collineation drive shaft and support in the actuating seat, be equipped with elastic power conversion part on the collineation drive shaft, be equipped with temperature change self-regulating part on actuating mechanism 2, free mechanism 3 sets up the collineation below at actuating mechanism 2, be equipped with the free axle on the fixing base of free mechanism 3, be equipped with conical rolling bearing or steel ball on the free axle, conical rolling bearing inlays in the shaft hole of free seat, be equipped with the hole of installation fixed screw on the free seat.
The collinear positioning component comprises a positioning shaft sleeve and a flange, wherein the upper end of the collinear positioning shaft sleeve is provided with the flange connected with the positioning seat, the flange is provided with a mounting screw hole, and the shaft hole at the lower end of the collinear positioning shaft sleeve is internally provided with a conical polygon corresponding to the collinear driving shaft in an adaptive meshing connection manner.
The collinear positioning component comprises a positioning shaft sleeve and a push-pull screw, the outer circular surface of the collinear positioning shaft sleeve is provided with sector involute spline teeth matched with the sliding connection of the positioning seat, the smooth surface of the collinear positioning shaft sleeve is provided with a threaded hole for installing the push-pull screw, and the inner circular surface of the collinear positioning shaft sleeve is provided with rectangular spline grooves matched with and engaged with the collinear driving shaft.
The collinear positioning component comprises a positioning stepped shaft, a rocker arm and a driving screw, a rectangular external spline matched with the sliding connection of the positioning seat is arranged on the large-diameter outer circular surface of the collinear positioning stepped shaft, a hole for accommodating the rocker arm in a matched mode is formed in one side of the rectangular external spline, the other end of the rocker arm is arranged in an annular groove of the driving screw, and an involute external spline corresponding to the collinear driving shaft in a matched meshed connection mode is arranged on the small-diameter outer circular surface of the collinear positioning stepped shaft.
The collinear positioning component comprises a positioning rack shaft and a driving gear, a rack is arranged on the collinear positioning rack shaft, the driving gear matched with the rack is arranged on the rack, the driving gear is installed in a shaft hole of the positioning seat and is meshed and hinged with the rack, one end of the driving gear shaft is provided with a tool control hole, and a unilateral arc hole corresponding to the collinear driving shaft is formed in the lower end face of the collinear positioning rack shaft and is matched and meshed with the collinear driving shaft.
The elastic power conversion component consists of a spiral cam, an elastic body, a rolling shaft, a rolling sleeve, a spacer bush, a double-support sleeve (the example is 6 x10 x 3.5 mm) and a sealing end cover, wherein a positioning groove is formed in a spiral groove of the spiral cam, the elastic body is arranged on the spiral cam, a same-diameter through hole for assembling the double-support sleeve is formed in a skirt portion of the end cover, the rolling shaft is arranged in the double-support sleeve in a penetrating manner, the rolling sleeve and the spacer bush are sleeved on the rolling shaft, a slag settling groove is formed in the sealing end cover, the spiral cam forms double-suspension floating mute rolling hinge through the double-support sleeve, the rolling shaft and the sealing end cover, and the service life of the spiral cam is not less than 200-300 thousands of wear-free in test.
The elastic power conversion part consists of a spiral cam, an elastic body, a rolling shaft, a rolling sleeve, a spacer bush, an independent supporting sleeve (7 mm in this example), a cam sleeve and a sealing end cover, wherein the elastic body is arranged on the spiral cam, a straight hole for installing the independent supporting sleeve and the rolling shaft with different sizes is formed in the cam sleeve, the rolling sleeve and the spacer bush are sleeved on the rolling shaft, the cam sleeve is inlaid on the sealing end cover and connected into a whole, a slag hole is formed in the sealing end cover, the spiral cam forms single-suspension sound rolling hinge with the cam sleeve through the independent supporting sleeve, the rolling sleeve and the rolling shaft, and the service life of the spiral cam is more than or equal to 150-200 thousands of micro-abrasion tested.
The elastic power conversion component consists of a spiral cam, a spring, a rolling shaft (6 mm in this example), a rolling sleeve (10 mm in this example) and a sealing end cover, wherein the spring is arranged on the end face of the spiral cam, an annular slag sedimentation tank is arranged on the sealing end cover, a through hole for installing the rolling shaft is arranged on the skirt portion of the sealing end cover, the rolling shaft is penetrated in the skirt portion of the sealing end cover, and the spiral cam and the sealing end cover form low-friction rolling hinge through the rolling shaft and the rolling sleeve, so that the service life of the spiral cam is more than or equal to 100 to 150 ten thousand times through test.
The elastic power conversion component consists of a spiral cam, a spring, a rolling shaft (5 mm in this example) and a sealing end cover, wherein the spring is arranged on the end face of the spiral cam, a cylindrical magnetic slag hole groove is arranged on the sealing end cover, a through hole for installing the rolling shaft is arranged on the skirt portion of the sealing end cover, the rolling shaft is arranged in the skirt portion of the sealing end cover in a penetrating mode, the spiral cam is in rolling hinge connection with the sealing end cover through the rolling shaft, and the service life of the spiral cam is more than or equal to 50-100 ten thousand times through test.
The elastic body refers to an object having or capable of generating elasticity.
The elastic object refers to a torsion spring, a pressure spring, a gas spring or a compound spring and the like.
The temperature change self-adjusting component is composed of a buffer valve, a temperature change matrix and a temperature-sensing warp valve, wherein the temperature-sensing warp valve is made of temperature-sensing shock change, temperature-sensing micro change or steel materials, and the temperature change self-adjusting component is determined according to the requirements of the use environment.
The temperature change self-adjusting component is composed of a flexible conical buffer valve, a temperature change matrix and a sensitive temperature-sensing warp valve, the sensitive temperature-sensing warp valve is arranged in the driving mechanism 2 and is made of a sensitive temperature-sensing material, the sensitive temperature-sensing warp valve is conical, the shape state can be changed along with the change of the environmental temperature, the driving force stability of the driving mechanism 2 is ensured, and the mechanism accessories are prevented from being suddenly damaged due to overlarge environmental temperature difference.
The temperature change self-adjusting component consists of an elastic spherical buffer valve, a temperature change matrix, a temperature change valve and an external adjusting wheel, wherein the temperature change valve is arranged outside the driving mechanism 2 and is made of carbon steel composite materials, wen Bianfa is a multi-step cone, and the relative position of the temperature change self-adjusting component can be adjusted through the external adjusting wheel, so that the best effect of different environment use requirements is achieved.
Wen Bianfa is formed by hinging a tapered sphere with a threaded copper seat.
The buffer valve is any one or a plurality of combinations of one-way valves such as a spherical one-way valve, a cylindrical one-way valve, a conical one-way valve and the like.
The mounting seat is provided with flanges or support arms which are suitable for different occasions.
The rotary seepage-proof component is one of a compound flexible seal or a compound mechanical seal, and can also be a plurality of series-parallel combinations.
The fixing seat is rectangular and is inlaid into a whole with the free shaft, the shaft hole of the free shaft is arranged at the fixing seat to form a protruding shape, the vertical edge of the fixing seat is provided with a mounting screw hole, the bottom edge of the fixing seat is provided with a positioning countersunk screw hole, and the fixing seat and the free shaft are provided with gap adjusting pads.
The fixing seat is box-shaped, a free shaft seat is arranged in the fixing seat, a free shaft is arranged in a shaft hole of the free shaft seat, and the free shaft seat is fixed through adjusting screws arranged around.
The fixed seat bottom is arranged to be in a dovetail groove sliding table shape, a free shaft connected into a whole is arranged on the movable sliding table, and an adjusting screw is arranged on the movable sliding table.
The free seat is provided with a flange or a support arm which is convenient to install.
While the embodiments of the present invention have been described above with reference to the drawings, the present invention is not limited to the above-described embodiments, which are intended to be illustrative only and not limiting, and it is to be understood that several similar modifications, equivalent substitutions, post-split combinations and modifications, etc. may be made by those skilled in the art without departing from the inventive concept, and are intended to be included in the present invention.
Claims (10)
1. A collinear door closer, comprising: the positioning mechanism is arranged above the collineation of the driving mechanism, the positioning seat of the positioning mechanism is provided with a collineation positioning component, the collineation positioning component is in adaptive engagement connection with a collineation driving shaft of the driving mechanism, the upper end of a shell of the driving mechanism is provided with a mounting seat, a mounting screw hole is formed in the mounting seat, a rotary seepage-stopping component is arranged in the mounting seat, the lower end of the shell of the driving mechanism is provided with a sediment sealing end cover, the skirt parts of the driving seat and the sediment sealing end cover are provided with a rolling groove and a riveting hole, the driving seat is internally provided with a bearing support for the collineation driving shaft, the collineation driving shaft is provided with an elastic power conversion component, the driving mechanism is provided with a temperature change self-adjusting component, the free mechanism is arranged below the driving mechanism, a free shaft is arranged on a fixed seat of the free mechanism, a conical rolling bearing or a steel ball is arranged on the free shaft, a conical rolling bearing shell is inlaid in a shaft hole of the free seat, and a hole for mounting fixing screw is formed in the free seat.
2. The collinear door closer of claim 1, wherein: the collinear positioning component comprises a positioning shaft sleeve and a flange, wherein the upper end of the collinear positioning shaft sleeve is provided with the flange connected with the positioning seat, the flange is provided with a mounting screw hole, and the shaft hole at the lower end of the collinear positioning shaft sleeve is internally provided with a conical polygon corresponding to the collinear driving shaft in an adaptive meshing connection manner.
3. The collinear door closer of claim 1, wherein: the collinear positioning component comprises a positioning shaft sleeve and a push-pull screw, the outer circular surface of the collinear positioning shaft sleeve is provided with sector involute spline teeth matched with the sliding connection of the positioning seat, the smooth surface of the collinear positioning shaft sleeve is provided with a threaded hole for installing the push-pull screw, and the inner circular surface of the collinear positioning shaft sleeve is provided with rectangular spline grooves matched with and engaged with the collinear driving shaft.
4. The collinear door closer of claim 1, wherein: the collinear positioning component comprises a positioning stepped shaft, a rocker arm and a driving screw, a rectangular external spline matched with the sliding connection of the positioning seat is arranged on the large-diameter outer circular surface of the collinear positioning stepped shaft, a hole for accommodating the rocker arm in a matched mode is formed in one side of the rectangular external spline, the other end of the rocker arm is arranged in an annular groove of the driving screw, and an involute external spline corresponding to the collinear driving shaft in a matched meshed connection mode is arranged on the small-diameter outer circular surface of the collinear positioning stepped shaft.
5. The collinear door closer of claim 1, wherein: the collinear positioning component comprises a positioning rack shaft and a driving gear, a rack is arranged on the collinear positioning rack shaft, the driving gear matched with the rack is arranged on the rack, the driving gear is installed in a shaft hole of the positioning seat and is meshed and hinged with the rack, one end of the driving gear shaft is provided with a tool control hole, and a unilateral arc hole corresponding to the collinear driving shaft is formed in the lower end face of the collinear positioning rack shaft and is matched and meshed with the collinear driving shaft.
6. The collinear door closer of claim 1, wherein: the elastic power conversion component consists of a spiral cam, an elastic body, a rolling shaft, a rolling sleeve, a spacer bush, a double-support sleeve and a sealing end cover, wherein a positioning groove is formed in a spiral groove of the spiral cam, the elastic body is arranged on the spiral cam, the skirt portion of the end cover is provided with a same-diameter through hole for assembling the double-support sleeve, the rolling shaft is arranged in the double-support sleeve in a penetrating mode, the rolling sleeve and the spacer bush are sleeved on the rolling shaft, and the spiral cam forms double-suspension floating mute rolling hinge with the sealing end cover through the double-support sleeve, the rolling sleeve, the spacer bush and the rolling shaft.
7. The collinear door closer of claim 1, wherein: the elastic power conversion component consists of a spiral cam, an elastic body, a rolling shaft, a rolling sleeve, a spacer bush, an independent supporting sleeve, a cam sleeve and a sealing end cover, wherein the elastic body is arranged on the spiral cam, the cam sleeve is provided with straight holes for installing the independent supporting sleeve and the rolling shaft with different sizes, the rolling shaft is sleeved with the rolling sleeve and the spacer bush, the cam sleeve is inlaid on the sealing end cover and connected into a whole, and the spiral cam is in single-suspension sound rolling hinge joint with the cam sleeve through the independent supporting sleeve, the rolling sleeve and the rolling shaft.
8. The collinear door closer of claim 1, wherein: the elastic power conversion component consists of a spiral cam, a spring, a rolling shaft, a rolling sleeve and a sealing end cover, wherein the spring is arranged on the end face of the spiral cam, a through hole for installing the rolling shaft is formed in the skirt portion of the sealing end cover, the rolling shaft is arranged in the skirt portion in a penetrating mode, and the spiral cam is in low-friction rolling hinge connection with the sealing end cover through the rolling shaft and the rolling sleeve.
9. The collinear door closer of claim 1, wherein: the temperature change self-adjusting component is composed of a buffer valve, a temperature change matrix and a temperature-sensing warp valve, wherein the temperature-sensing warp valve is made of temperature-sensing shock change, temperature-sensing micro change or steel materials.
10. The collinear door closer of claim 1, wherein: the fixing seat is rectangular and is inlaid into a whole with the free shaft, the shaft hole of the free shaft of the fixing seat is arranged into a protruding shape, and the fixing seat is provided with a mounting screw hole.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202410259915.8A CN117905355A (en) | 2024-03-07 | 2024-03-07 | Collinear door closer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202410259915.8A CN117905355A (en) | 2024-03-07 | 2024-03-07 | Collinear door closer |
Publications (1)
Publication Number | Publication Date |
---|---|
CN117905355A true CN117905355A (en) | 2024-04-19 |
Family
ID=90687365
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202410259915.8A Pending CN117905355A (en) | 2024-03-07 | 2024-03-07 | Collinear door closer |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN117905355A (en) |
-
2024
- 2024-03-07 CN CN202410259915.8A patent/CN117905355A/en active Pending
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN104999417A (en) | Crank arm box seal ring assembly clamp | |
CN117905355A (en) | Collinear door closer | |
CN201025308Y (en) | Valve plate positioning butterfly valve | |
CN209909221U (en) | Critical ball valve | |
CN218454651U (en) | Antifriction mechanism for side-turning flap valve | |
CN109210233A (en) | A kind of pneumatic Unloading ball valve | |
CN202140670U (en) | Impacting hand wheel for valves | |
CN211649126U (en) | Welding ball valve that floats | |
CN112081923B (en) | Mechanical seal assembly structure | |
CN114593253A (en) | Special high-pressure ceramic valve resistant to scouring | |
CN201915909U (en) | Screw oil pumping unit seal | |
CN201301623Y (en) | Spherical articulated hinge | |
CN201382169Y (en) | Elastic sealing butterfly valve | |
CN203846902U (en) | Automobile-door limiter | |
CN103256391B (en) | Self-adaptation sealing-type mechanical sealing device | |
CN201443591U (en) | Water-saving mechanical sealing device | |
CN201335158Y (en) | Hard butterfly valve with single-sided dynamic seal | |
CN218118686U (en) | Wear-resisting high-precision pneumatic three-way ball valve | |
CN202746646U (en) | Double-thrust gasket ball valve | |
CN220930235U (en) | Plug valve for gas stove | |
CN103982095A (en) | Car door limiter | |
CN219655286U (en) | High-frequency action bidirectional sealing program-controlled butterfly valve | |
WO2024016463A1 (en) | Composite sliding bearing for damping | |
CN220185849U (en) | Flange connection type pneumatic butterfly valve | |
CN219911781U (en) | Butterfly valve with bearing structure |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination |