CN2145851Y - Electric door for cold storage - Google Patents
Electric door for cold storage Download PDFInfo
- Publication number
- CN2145851Y CN2145851Y CN92242764U CN92242764U CN2145851Y CN 2145851 Y CN2145851 Y CN 2145851Y CN 92242764 U CN92242764 U CN 92242764U CN 92242764 U CN92242764 U CN 92242764U CN 2145851 Y CN2145851 Y CN 2145851Y
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- housing
- door
- handle
- door leaf
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- Expired - Fee Related
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Abstract
The utility model discloses an electric door for a cold storage, comprising an ordinary worm reducer connected with a horizontal chain on which a switch collision block is arranged. The switch collision block can be contacted with two travel switches arranged on a frame body. A door leaf is characterized in that integrally foaming polyurethane material is filled in a space formed between a metal door plate and the periphery. An inner and an outer manual switches and an unlock mechanism in the storage are also arranged on a door handle. The utility model which can be matched with either a civil engineering cold storage or a combined-type cold storage has the advantages of light weight, beautiful appearance, good tightness, convenient operation, high safety, low cost, and easy manufacture.
Description
The utility model relates to a kind of door, especially for the door of freezer.
Domestic and international electronic cold-storage door has some kinds at present, its primary structure is that door leaf adopts flitch and angle steel to make skeleton, filled heat insulating material between the space, the reductor that links to each other with motor in the running part is provided with the travel switch of start or stop door, this two travel switch is the gear driven dial by reductor output, can press travel switch when the briquetting on it forwards certain position to realize the switch of control gate.But because of about 100 millimeters of the operating distance of two briquettings of dial, and the distance of door leaf motion is 1000 millimeters, proportionate relationship is 1:10, switch repetitive operation site error refers to L * 29-7/3 microswitch for ± 0.2() make the repetitive operation site error also want big through using the error that produces mechanical wear and other part that links, at this moment the action error of door leaf stroke will be exaggerated at least 10 times, so two kinds of drawbacks just can occur; If the door leaf excess of stroke can not damaged transmission mechanism because of there being overload protection device; Perhaps door leaf fits badly and can cause the freezer insulation bad.It is supporting that reductor needs special manufacturing to be difficult for, and raises the cost.Above-mentioned in addition door leaf complex structure, heaviness, heat insulation effect is not good enough again.
In view of above-mentioned weak point the purpose of this utility model of the prior art is to provide that a kind of simple in structure, switch motion is reliable, good seal, cost are low, from heavy and light electronic cold-storage door aesthetic in appearance.
The purpose of this utility model can be implemented by following measure: a kind of electronic cold-storage door that is used for the freezer use, it comprises the door leaf of splitting that has guiding mechanism and side that the anti-pinch safety device is arranged under the hanging holder set, its external surface is provided with snap close, handle and only press down the device pull bar, its can with include motor, reducer, travel switch, the level run device links in the transmission mechanism of switch collision block, it is characterized in that: the reducer output shaft end that links with motor is provided with sprocket wheel, it links to each other with another sprocket wheel that is located at the support body other end by chain, and two ends can be contacted with two travel switches on being fixed on support body by the projection that hinge is connected its top of switch collision block on the top horizontal link chain.The upper periphery that preferably connects door leaf metal inner and outer door-plate is the metal hanging beam that is provided with the metal reinforcing that connects together with it and extend internally, and three remaining limits are plastic plate, and the hollow sandwich that they surrounded is full of the polyurethane material that integral foam is arranged.On the through hole of the outside side of door handle housing, be equipped with a minor axis, its part that is positioned at the housing outside links to each other with an end of only locking device disengaging handle and handle, the other end of this handle is fixed on the door leaf, this part that is positioned at housing is provided with shifting block, its dog free end can contact with sliding sleeve male part branch, this cylindrical shape sliding sleeve with evagination part is enclosed within on the vertical axes of passing housing top, this part that is positioned at below the housing inner sliding sleeve is with spring outward, being positioned at the outer part of housing links with pull bar, in housing, also be provided with the another one shifting block in addition, it is fixed on another root minor axis, this minor axis passes the end that the door leaf interlayer stretches out internal hilar plate and is provided with inner handle, on another through hole of the outside side of housing, be equipped with snap close, the part of its outside is provided with buttonhole, part in the housing is provided with internal thread, its with pass the lock-screw preceding thread that the housing and the door leaf interlayer other end be positioned on the internal hilar plate and be complementary.Knocker free end one side of another fan door handle is provided with the buttonhole that matches with above-mentioned door handle snap close, and the switch contact in the housing can join by the metal spring sheet that an end is located on the shifting block.Be located at the overload protective device on the chain wheel assembly, it has a clutch coaxial and coupled with drive sprocket, and the spring other end that an end is against the clutch outside is against on the spring-adjusting nut that is meshed with the axle external screw thread.The fixed end of caulking gum dermatotome places in the plastic plate groove that is attached on the periphery, with plastic strip it is covered then.Guide rail is the channel-section steel of lateral opening, and the limit below it is provided with downward skewed slot, and the pipe at this place also tilts to bottom land in downward thereupon.
The utility model mainly is to adopt common worm reducer at running part, is provided with the switch collision block as the chain of horizontal transmission mechanism, and it can contact with the travel switch on being located at support body.Door leaf is to be full of the polyurethane material that integral foam is arranged in the space that is made of metal panels and periphery in addition.
The utility model mainly includes door leaf and running part.Wherein the two door leaf internal hilar plate and the external door panel of splitting are metal material, preferably select stainless steel for use for preventing corrosion, galvanized sheet or be covered with the carbon steel sheet of polyester film.In the periphery that interior external door panel is linked to each other, upper periphery is a metal sheet, it is as the hanging beam that door guide roller is used is installed, be preferably in this metal hanging beam and be provided with the metal sheet that external door panel interlayer that connect together with it and inside extends, as reinforcing rib, to guarantee hanging beam and whole firm connection of fan, three peripheries of door leaf remainder are plastic plate, they link to each other with interior external door panel simultaneously, they are associated in the interlayer that makes it to form a hollow together, its polyurethane material by integral foam is full of, and constitutes the thermal insulation layer first, also door-plate and periphery etc. is combined as a whole in addition.Be respectively equipped with sealing joint strip and ditch guiding mechanism on the following peripheral of door leaf, the sealing adhesive tape is fixed on the plastic plate that links to each other with the door leaf following peripheral for its fixed end of rubber dermatotome that curls.Should parallel with door-plate and protruding down adhesive tape the gap sealing of door bottom can be lived.The sealing adhesive tape can be single also can be double.The ditch guiding mechanism includes gathering sill, directive wheel etc.The channel-section steel gathering sill is parallel with door-plate and be fixed on side by side on the door-plate following peripheral with sealing joint strip.For making door leaf inwardly fastening and synchronous when closing, be provided with bending at gathering sill one end with top guide rail.The directive wheel that is positioned at the guiding under shed is horizontally disposed with, and the vertical wheel shaft that passes its centre bore fixes on the ground, and it can directly be welded in ground and give on the embedded part, also can adopt expansion bolt to add the anaerobic adhesive method and fix.This directive wheel rolls in gathering sill, for the door leaf lower guide to.On the relative periphery of two door leafs, be provided with the anti-pinch release mechanism, wherein by metal sheet preferably the pole plate that constitutes of aluminium sheet with certain-length be located on the side periphery of door leaf, it links to each other with motor counter-rotating circuit by lead, respectively is provided with a support in two ends up and down at this side periphery again.A right-angle side of this non-conductor right angle rack is fixed on the door limit with electrode by connector, steel wire penetrating is arranged in the through hole of another right-angle side and fix it by securing member, makes it and electrode keeps certain distance with supporting steel-cable.The wire rope best surfaces copper facing that should link to each other with the motor circuit for reversing is so that increase its electric conductivity.Being provided with elastic material such as spring or rubber pad between securing member and support can stretch wire rope among a small circle.Surrounded at said structure has the sealing joint strip highly identical with door.Its structure is identical with aforementioned sealing joint strip structure, its fixed end is fixed on the door leaf side periphery, the fixed end of preferably all sealing joint strips all places in the groove that is attached to door leaf periphery plastic plate, use the plastic strip that is complementary with this groove that it is covered then, this fixing means not only attractive in appearance main be to make the straight and upright good sealing effect of rubber tile.In the time of in the middle of people or article are sandwiched in two, caulking gum is pressed presses wire rope then, makes it contact with pole plate, and the motor circuit for reversing is switched on, and the motor door leaf that reverses is opened people or article are out of danger.On door-plate, be provided with handle, on every fan door each one.Wherein the handle of Yishanmen it mainly by housing, snap close, lock-screw, inner handle, sliding sleeve, spring, vertical axes, shifting block, minor axis, handle with only lock device and break away from handle and constitute.Vertically be equipped with a minor axis by two semi-synthetic being positioned on the outside side through hole of housing on the external door panel, this part that is positioned at the housing outside with only lock the end that device breaks away from handle and handle and link to each other, and the other end of handle is fixed on the door leaf by securing member.This part that is positioned at housing is provided with shifting block, and its cylinder body partial fixing is on minor axis and the dog free end that links to each other with body can contact with the part of sliding sleeve evagination.This cylindrical shape sliding sleeve with evagination part is enclosed within on the vertical axes of passing housing top.The part that this vertical axes is positioned at housing is with spring outward, is positioned at the outer part of housing and links with pull bar.When pressing down when only locking device and breaking away from the handle free end, order about the dog of shifting block by minor axis sliding sleeve depressed, the pull bar that is attached thereto also DL synchronization makes chain only lock lock pin and chain disengaging in the device, can be implemented in the storehouse outdoors face make electric door change manually operated door into.Also be provided with the another one shifting block in addition in housing, it is fixed on another root minor axis.This minor axis passes the end that the door leaf interlayer stretches out internal hilar plate and is provided with handle.In like manner rotate inner handle and also can make pull bar descending, can be implemented in Ku Mennei and make electric door transform manually operated door into.On another through hole of the outside side of housing, be equipped with the snap close that is complementary with this hole in addition.The part that this snap close is positioned at the outside is provided with and can goes up the buttonhole that knocker is complementary with another, and the part that is positioned at housing is provided with inner bolt hole, itself and pass above-mentioned housing and lock-screw preceding thread that the door leaf interlayer other end is positioned on the internal hilar plate is complementary.After having the people to be put in the freezer, it can be turned round down this lock-screw by mistake, though this snap close is fanned door lock together in the outside, storehouse with another, because of the location in the snap close is disengaged, Gu Men still can open, and the people in the storehouse can escape danger.It mainly is made of the handle of other Yishanmen housing, handle, knocker, vertical axes, sliding sleeve, spring, minor axis, shifting block, spring leaf and switch.Its housing and interior vertical axes thereof, sliding sleeve, spring, minor axis, block-dialing structure is basic identical with the handle that acts on the above-mentioned door leaf, the knocker that is positioned at the housing outside breaks away from handle structure and acts on close with the device of only locking of above-mentioned handle, just its free end one side be provided with above-mentioned handle on the buttonhole that is complementary of snap close, be used for the storehouse door lock, open the motor button and draw knocker bad for having prevented people's misoperation, in this housing, also be provided with a switch, its contact can join with shifting block, after on the door lock is that knocker also is with the pusher dog of shifting block, both are synchronous, this moment, pusher dog can be pressed on the contact of switch, the circuitry cuts that will link to each other with motor, so both made the button of opening motor again, door leaf also is failure to actuate.Be preferably in shifting block and be provided with the metal spring sheet that an end is attached thereto, linking to each other with switch contact by it just can guarantee fully to contact.The running part of door leaf mainly includes: motor, reducer, sprocket wheel, chain, only lock device, travel switch and switch collision block.Wherein motor is common motor, reducer is common worm reducer, and its output axle head is provided with sprocket wheel, and this sprocket wheel links to each other with another sprocket wheel on being located at the support body other end by chain, make the chain of walking around two sprocket wheels be two horizons, be synchronized with the movement so that drive two fan doors.Preferably the sprocket wheel on the reducer links to each other with the chain assemblies that has overload protective device that other is located on the support body by chain.This chain assemblies mainly includes the overload protective device that is made of clutch, spring, spring-adjusting nut and two sprocket wheels and axle.Horizontal axis is located on the support body by bearing, and the one side is with a drive sprocket and is attached thereto and coaxial clutch.The spring other end that one end is against the clutch outside is against on the spring-adjusting nut that is meshed with the axle external screw thread.The other end at horizontal axis is provided with a driven sprocket, and it tightens together by pin key and axle.Sprocket wheel when motor operation on the reducer drives the drive sprocket rotation on the overload protective device, and this sprocket wheel orders about horizontal axis by the clutch that is attached thereto again and rotates, so the driven sprocket that is fixed on the horizontal axis just also rotates synchronously thereupon.When driven sprocket is subjected to obstacle and can not rotates, then give clutch an opposing torque, make throw-out-of clutch, although drive sprocket idle running can not damage other parts yet.One is provided with the switch collision block on two horizontal link chains, and its two ends are connected through the hinge in the chain link of chain.This collision block top protrude from chain so that contact and press travel switch.Preferably the projection two ends respectively are provided with an inclined-plane to reduce the resistance that collision block is advanced.Can be two with the contacted travel switch of switch collision block,, they are separately fixed on the support body, and one of them is corresponding with the position that door leaf is all opened, and another position with the door leaf Close All is corresponding.They match with the switch collision block and realize the stroke of control door leaf.On chain, also be provided with in addition two and only lock device by the chain that pull bar links to each other with door handle.It plays the disengaging effect when manual electronic changing into.Being fixed on guide rail below the support body by securing member is that channel-section steel by lateral opening constitutes, and is provided with pipe above the limit in its lower section, and the pulley on it and the door leaf hanging beam is complementary.Can come closer downwards when for the enhanced leaktightness effect door leaf cutting out, be provided with downward skewed slot on the limit below guide rail, the pipe at this place also tilts to bottom land in downward-sloping thereupon.
Drawing is described as follows:
Fig. 1 is an assembling schematic diagram of the present utility model.
Fig. 2 is the schematic diagram of the utility model middle sprocket assembly.
Fig. 3 is the schematic diagram of the utility model chain tension mechanism.
Fig. 4 is the schematic side view of the utility model switch collision block and travel switch.
Fig. 5 is the front elevational schematic that the utility model chain is only locked device.
Fig. 6 is the schematic side view that the utility model chain is only locked device.
Fig. 7 is the part schematic perspective view of the utility model guide rail.
Fig. 8 is the schematic side view of the utility model door leaf.
Fig. 9 is the schematic diagram of the utility model anti-pinch release mechanism.
Figure 10 is the front elevational schematic of the utility model one side door handle.
Figure 11 is the schematic top plan view of the utility model one side door handle.
Figure 12 is the front elevational schematic of the utility model opposite side door handle.
Figure 13 is the schematic top plan view of the utility model opposite side door handle.
The utility model is described in further detail to utilize the example shown in the accompanying drawing.In the assembling simplified schematic diagram of electronic cold-storage door shown in Figure 1, the motor 2 that is fixed on the support body 1 links by shaft coupling and worm reducer 3.The output axle head of the follower of this worm reducer is provided with sprocket wheel 4, and it links to each other with chain wheel assembly 6 on being located at support body by chain 5.In the schematic diagram of electronic cold-storage door middle sprocket assembly shown in Figure 2, horizontal axis 7 is located on the support body by bearing, and the one side is with a drive sprocket 2 and is attached thereto and coaxial clutch 9.Spring 10 other ends that one end is against the clutch outside are against on the spring-adjusting nut 11, this nut and the outer threaded engagement of axle.Opposite side at horizontal axis is provided with a driven sprocket 12 that tightens together by pin key and axle.This sprocket wheel links to each other with another sprocket wheel 13 that is located at the support body other end by chain.This sprocket wheel is provided with chain tension mechanism 14.In the schematic diagram of chain tension mechanism, an end of adjusting piece 15 places between sprocket wheel 13 and the axle 16 in electronic cold-storage door shown in Figure 3, and the other end places the horizontal cylindrical void of support body interior and spacing by the fixing pressing plate 17 of nut.On support body, be provided with front end in addition and adjust the screw 18 that piece is threaded.In the schematic side view of Fig. 1 and switch collision block of the present utility model shown in Figure 4 and travel switch, the two ends hinge of switch collision block 19 is connected on the chain link of chain again, and respectively there is an inclined-plane projection both sides on its top.Travel switch 20 is fixed on the support body by switch bracket 21.This switch bracket is provided with gathering sill.When entering the gathering sill of switch bracket with chain, the switch collision block can contact with travel switch.Only lock in the schematic diagram of device at Fig. 1 and Fig. 5 chain shown in Figure 6 again, this is fixed on support 24 vertical plates 25 on door leaf 22 hanging beams 23 and is provided with and only locks device evagination housing 26, and lock pin 27 both sides that are positioned at the both-side opening housing are spacing by limiting plate 28.This lock pin is linked to each other with pull bar 30 by the pull bar bolster 29 that passes the housing cylindrical void.31 on spring backing plate in this pull bar bolster and lower housing portion is provided with the spring 32 that is enclosed within on the pull bar.In the schematic diagram of Fig. 1 and the utility model guide rail shown in Figure 7, guide rail 33 is the channel-section steel of lateral opening again, and the limit below it is provided with downward-sloping skewed slot, and the pipe 34 at this place also tilts to bottom land in downward-sloping.In the utility model door leaf schematic side view shown in Figure 8, interior 35 outer 36 door-plates of door leaf 22 are the carbon steel sheet that is covered with polyester film, upper periphery is a metal sheet hanging beam 23, its outside is fixed with the pulley 37 that is complementary with guide rail by connector, and its inboard is provided with the metal reinforcing plates 38 that connects together with it.Three peripheries 39 of door leaf remainder are plastic plate, and they link to each other with interior external door panel simultaneously and make it to form the interlayer of a hollow, are full of the polyurethane material that integral foam is arranged in it.Be provided with sealing joint strip 40 on the following peripheral of door leaf, this rubber dermatotome fixed end that curls places in the groove on the plastic plate that links to each other with the door leaf following peripheral, uses plastic strip 41 with its covering then.The following peripheral of door leaf also is provided with the channel-section steel gathering sill 42 that an end has bending, and the directive wheel 43 that is positioned at the gathering sill under shed is horizontally disposed with, and the vertical wheel shaft 44 that passes its centre bore is welded on giving on the embedded part 45 of ground.In the schematic diagram of the utility model anti-pinch release mechanism shown in Figure 9, the pole plate 46 that is made of aluminium sheet is located on the side periphery of door leaf, and it links to each other with motor counter-rotating circuit by lead 47.Respectively be provided with a support 48 in two ends up and down at pole plate, a limit of this plastics right angle rack is fixed on the limit, has the coppered steel wire rope 49 that links to each other with motor counter-rotating circuit to pass in the through hole of another right-angle side, and fixes it by securing member.Wherein be provided with rubber pad 50 between the securing member of a side and support.In the front elevational schematic of Figure 10 and the utility model one side door handle shown in Figure 11, by being equipped with a minor axis 52 on the two semi-synthetic through holes that are positioned at the housing 51 outside sides on the external door panel, its part that is positioned at the housing outside links to each other with an end of only locking device disengaging handle 53 and handle 54, and the other end of handle is fixed on the door leaf by securing member.This part that is positioned at housing is provided with shifting block 55, and its cylinder body is fixed on the minor axis, and the dog free end that links to each other with body can contact with the edge of sliding sleeve 56 evaginations.This cylindrical shape sliding sleeve with evagination edge is enclosed within on the vertical axes 57 of passing housing top.Be with spring 58 outside the part of this vertical axes tail below the housing inner sliding sleeve.Being positioned at the outer part of housing links with pull bar.Also be provided with another one shifting block 59 in housing, it is fixed on another root minor axis 60, and this minor axis passes the end that the door leaf interlayer stretches out internal hilar plate and is provided with inner handle 61.On another through hole of the outside side of housing, be equipped with the snap close 62 that is complementary with this hole in addition, the part of this pin button bit in the outside is provided with and can goes up the buttonhole that knocker is complementary with another, and the part that is positioned at housing is provided with inner bolt hole, its with pass lock-screw 63 preceding threads that the above-mentioned housing and the door leaf interlayer other end be positioned on the internal hilar plate and be meshed, in the schematic diagram of Figure 12 and another door handle of the utility model shown in Figure 13, vertical axes 65 in the housing 64, sliding sleeve 66, spring 67, minor axis 68, basic identical with the structure and the handle on the above-mentioned door of shifting block 69, to break away from handle structure similar for the device of only locking of the knocker 70 that is positioned at housing outside and above-mentioned handle, be its free end one side be provided with above-mentioned handle on the buttonhole that is complementary of snap close.Also be provided with a switch 71 in addition in housing, it can contact by the metal spring sheet 72 that an end is located on the shifting block.
The utility model has following advantage compared to existing technology:
1. compact conformation, good seal performance, door leaf flexible movements are light.
2. easy to operate, can be by electronic or hand switch door leaf inside and outside the storehouse.
3. safe and reliable, it is provided with the door lock mechanism of escaping danger, and overload protecting mechanism and anti-pinch release mechanism fully guarantee the safety of the person and equipment.
4. overall weight is light, good looking appearance.
5. cost is low, easy to manufacture.
6. this product can supporting civil engineering freezer, and the formula freezer also can form a complete set of.
Claims (7)
1, a kind of electronic cold-storage door that is used for the freezer use, it comprises the hanging beam assembly, under guiding mechanism is arranged, side has the door leaf of splitting of anti-pinch safety device, its external surface is provided with snap close, handle and only lock the device pull bar, its can with include motor, reducer, travel switch, the level run device links in the transmission mechanism of switch collision block, it is characterized in that: the reducer output shaft end that links with motor is provided with sprocket wheel, it links to each other with another sprocket wheel that is located at the support body other end by chain, and two ends can be contacted with two travel switches on being fixed on support body by the projection that hinge is connected its top of switch collision block on the top horizontal link chain.
2, electronic cold-storage door according to claim 1, it is characterized in that: the upper periphery that connects door leaf metal inner and outer door-plate is the metal hanging beam that is provided with the metal reinforcing that connects together with it and extend internally, three remaining limits are plastic plate, and the hollow sandwich that they surrounded is full of the polyurethane material that integral foam is arranged.
3, electronic cold-storage door according to claim 1 and 2, it is characterized in that: on the through hole of the outside side of door handle housing, be equipped with a minor axis, its part that is positioned at the housing outside links to each other with an end of only locking device disengaging handle and handle, the other end of this handle is fixed on the door leaf, this part that is positioned at housing does not have shifting block, its dog free end can contact with sliding sleeve male part branch, this cylindrical shape sliding sleeve with evagination part is enclosed within on the vertical axes of passing housing top, this part that is positioned at below the housing inner sliding sleeve is with spring outward, being positioned at the outer part of housing links with pull bar, in housing, also be provided with in addition another one and be fixed on shifting block on another root minor axis, this minor axis passes the end that the door leaf interlayer stretches out internal hilar plate and is provided with inner handle, on another through hole of the outside side of housing, be equipped with snap close, the part of its outside is provided with buttonhole, part in the housing is provided with internal thread, its with pass the lock-screw preceding thread that the housing and the door leaf interlayer other end be positioned on the internal hilar plate and be complementary.
4, electronic cold-storage door according to claim 3, it is characterized in that: knocker free end one side of another fan door handle is provided with the buttonhole that matches with above-mentioned door handle snap close, and the switch contact in the housing can join by the metal spring sheet that an end is located on the shifting block.
5, electronic cold-storage door according to claim 4; it is characterized in that: be located at the overload protective device on the chain wheel assembly; it has a clutch coaxial and coupled with drive sprocket, and the spring other end that an end is against the clutch outside is against on the spring-adjusting nut that is meshed with the axle external screw thread.
6, electronic cold-storage door according to claim 5 is characterized in that: the fixed end of caulking gum dermatotome places in the plastic plate groove that is attached on the periphery, with plastic strip it is covered then.
7, electronic cold-storage door according to claim 6, it is characterized in that: guide rail is the channel-section steel of lateral opening, and the limit below it is provided with downward skewed slot, and the pipe at this place also tilts to bottom land in downward thereupon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN92242764U CN2145851Y (en) | 1992-12-14 | 1992-12-14 | Electric door for cold storage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN92242764U CN2145851Y (en) | 1992-12-14 | 1992-12-14 | Electric door for cold storage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2145851Y true CN2145851Y (en) | 1993-11-10 |
Family
ID=33782495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN92242764U Expired - Fee Related CN2145851Y (en) | 1992-12-14 | 1992-12-14 | Electric door for cold storage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2145851Y (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102514521A (en) * | 2011-11-24 | 2012-06-27 | 镇江康飞机器制造有限公司 | Refrigerated truck |
| CN102536040A (en) * | 2012-03-05 | 2012-07-04 | 陈宝传 | Electric window opening system |
| CN102661096A (en) * | 2012-05-07 | 2012-09-12 | 海尔集团公司 | Refrigerator door body locking device with handle function |
| CN103075079A (en) * | 2013-01-14 | 2013-05-01 | 无锡南兴涂装设备有限公司 | Electric foldable sliding door |
| CN103726735A (en) * | 2013-12-11 | 2014-04-16 | 无锡中鼎物流设备有限公司 | Electric sliding door drive structure used for project library |
| CN104278904A (en) * | 2013-07-04 | 2015-01-14 | 常州市月仙冷藏设备有限公司 | Double-open-type power-driven translation door for freezer |
| CN104278902A (en) * | 2013-07-04 | 2015-01-14 | 常州市月仙冷藏设备有限公司 | Electric sliding door of refrigeration house |
| CN105089415A (en) * | 2015-05-29 | 2015-11-25 | 厦门奥普拓自控科技有限公司 | Manual mode and automatic mode switching type door opening and closing system |
| CN105332589A (en) * | 2015-10-31 | 2016-02-17 | 上海上源建筑科技有限公司 | Electric sliding door |
| CN106761219A (en) * | 2017-02-28 | 2017-05-31 | 珠海通鼎德科门业有限公司 | The concordant heavy type curtain wall door of Composite Double bend |
| CN110536994A (en) * | 2017-03-01 | 2019-12-03 | 赛尔图系统公司 | Reversible clutch mortice lock |
| CN111321971A (en) * | 2020-03-03 | 2020-06-23 | 青岛中加特电气股份有限公司 | Door leaf synchronous linkage clutch device and split door |
-
1992
- 1992-12-14 CN CN92242764U patent/CN2145851Y/en not_active Expired - Fee Related
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102514521A (en) * | 2011-11-24 | 2012-06-27 | 镇江康飞机器制造有限公司 | Refrigerated truck |
| CN102536040A (en) * | 2012-03-05 | 2012-07-04 | 陈宝传 | Electric window opening system |
| CN102661096A (en) * | 2012-05-07 | 2012-09-12 | 海尔集团公司 | Refrigerator door body locking device with handle function |
| CN103075079A (en) * | 2013-01-14 | 2013-05-01 | 无锡南兴涂装设备有限公司 | Electric foldable sliding door |
| CN104278902A (en) * | 2013-07-04 | 2015-01-14 | 常州市月仙冷藏设备有限公司 | Electric sliding door of refrigeration house |
| CN104278904A (en) * | 2013-07-04 | 2015-01-14 | 常州市月仙冷藏设备有限公司 | Double-open-type power-driven translation door for freezer |
| CN103726735A (en) * | 2013-12-11 | 2014-04-16 | 无锡中鼎物流设备有限公司 | Electric sliding door drive structure used for project library |
| CN105089415A (en) * | 2015-05-29 | 2015-11-25 | 厦门奥普拓自控科技有限公司 | Manual mode and automatic mode switching type door opening and closing system |
| CN105089415B (en) * | 2015-05-29 | 2017-01-04 | 厦门奥普拓自控科技有限公司 | A kind of switchable type door opening and closing system the most automatically |
| CN105332589A (en) * | 2015-10-31 | 2016-02-17 | 上海上源建筑科技有限公司 | Electric sliding door |
| CN106761219A (en) * | 2017-02-28 | 2017-05-31 | 珠海通鼎德科门业有限公司 | The concordant heavy type curtain wall door of Composite Double bend |
| CN110536994A (en) * | 2017-03-01 | 2019-12-03 | 赛尔图系统公司 | Reversible clutch mortice lock |
| CN110536994B (en) * | 2017-03-01 | 2021-04-30 | 赛尔图系统公司 | Reversible clutch mortise lock |
| CN111321971A (en) * | 2020-03-03 | 2020-06-23 | 青岛中加特电气股份有限公司 | Door leaf synchronous linkage clutch device and split door |
| CN111321971B (en) * | 2020-03-03 | 2021-07-27 | 青岛中加特电气股份有限公司 | Door leaf synchronous linkage clutch device and split door |
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