CN216381037U - Electric lifting window - Google Patents

Electric lifting window Download PDF

Info

Publication number
CN216381037U
CN216381037U CN202122692456.7U CN202122692456U CN216381037U CN 216381037 U CN216381037 U CN 216381037U CN 202122692456 U CN202122692456 U CN 202122692456U CN 216381037 U CN216381037 U CN 216381037U
Authority
CN
China
Prior art keywords
window
lift
steel wire
window frame
transmission
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.)
Active
Application number
CN202122692456.7U
Other languages
Chinese (zh)
Inventor
李德柱
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujian Dengzhan Industrial Co ltd
Original Assignee
Suzhou Jianzhi Sunshade Technology Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Suzhou Jianzhi Sunshade Technology Co ltd filed Critical Suzhou Jianzhi Sunshade Technology Co ltd
Priority to CN202122692456.7U priority Critical patent/CN216381037U/en
Application granted granted Critical
Publication of CN216381037U publication Critical patent/CN216381037U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Power-Operated Mechanisms For Wings (AREA)

Abstract

本实用新型公开了一种电动升降窗,包括窗框、安装于窗框内的固定窗及升降窗,所述升降窗的两侧分别滑动设置于窗框两侧滑轨上,其特征在于:所述窗框的两侧分别设有一平衡机构,每组所述平衡机构与所述升降窗的侧部相连;所述窗框上设有一电动缸,所述电动缸经钢丝拉绳拉动所述升降窗朝上移动;所述平衡机构包括气弹簧及传动机构,所述气弹簧平行于所述滑轨设置,所述传动机构安装于对应所述滑轨旁侧的窗框顶部;所述气弹簧的输出轴经一连接机构与所述升降窗的顶部旁侧相连,所述连接机构的中部绕设于所述传动机构上;两组所述气弹簧输出轴给予所述升降窗的拉力,小于所述升降窗的重力。本实用新型降低了成本,提高了使用安全性及稳定性。

Figure 202122692456

The utility model discloses an electric lift window, comprising a window frame, a fixed window installed in the window frame, and a lift window. The two sides of the window frame are respectively provided with a balance mechanism, and each group of the balance mechanisms is connected with the side of the lift window; an electric cylinder is arranged on the window frame, and the electric cylinder pulls the The lift window moves upward; the balance mechanism includes a gas spring and a transmission mechanism, the gas spring is arranged parallel to the slide rail, and the transmission mechanism is installed on the top of the window frame corresponding to the side of the slide rail; the gas spring The output shaft of the spring is connected with the side of the top of the lift window through a connecting mechanism, and the middle part of the connecting mechanism is wound around the transmission mechanism; less than the gravity of the lift window. The utility model reduces the cost and improves the use safety and stability.

Figure 202122692456

Description

Electric lifting window
Technical Field
The utility model relates to a lifting window structure, in particular to an electric lifting window.
Background
The existing household window generally has a horizontal pushing structure, a side pushing structure and a lifting structure, the most common of which are the horizontal pushing structure and the side pushing structure, and the lifting structure window is generally used for a French window such as a sunshine room on the top layer. The window of drawing is colloquially called the lift window, wherein, among the prior art, to large-scale lift window, because window itself is just heavier, generally will exceed 100 jin or 100 kg, and some window weight will exceed 500 jin, and the unable manual work of user of service is drawn and is drawn, must adopt motor drive lift window to reciprocate, and motor elevation structure exists two kinds: one of them is that the motor passes through the balanced rope of steel wire and drives the lift window and reciprocate, in this kind of structure, and when need open the window in a position, need the braking system of motor itself to pin the motor, in this kind of structure, braking system goes out the problem easily, and the direct fast decline of window drops like this, has great potential safety hazard.
Secondly, the motor drives the screw rod to rotate, and the rotation of the screw rod drives the lifting window to move up and down. In the structure, the occupied space of the two sides is large, so that after the window is installed, the occupied space of the window frames on the two sides is large, the occupied area of the transparent glass is small, and the visual field and the attractiveness are affected.
Disclosure of Invention
The utility model aims to provide an electric lifting window, which has the advantages of reducing cost, reducing occupied space and improving use safety and attractiveness by using the structure.
In order to achieve the purpose, the utility model adopts the technical scheme that: an electric lifting window comprises a window frame, a fixed window and a lifting window, wherein the fixed window and the lifting window are arranged in the window frame, the fixed window is fixedly arranged at the bottom of the window frame, two sides of the window frame are respectively provided with a sliding rail, the sliding rails are arranged on the outer side of the fixed window, two sides of the lifting window are respectively arranged on the sliding rails on the two sides in a sliding manner, when the lifting window moves upwards, the lifting window is arranged above the outer side of the fixed window, and when the lifting window moves downwards, the lifting window is arranged on the outer side of the fixed window;
two sides of the window frame are respectively provided with a balance mechanism, and each balance mechanism is connected with the side part of the lifting window; an electric cylinder is arranged on the window frame, a steel wire pull rope is arranged on an output shaft of the electric cylinder, the steel wire pull rope is connected with the middle part of the top surface of the lifting window through an intermediate connecting piece, and the steel wire pull rope pulls the lifting window to move upwards when the output shaft of the electric cylinder is in an extended and contracted state;
the balance mechanism comprises an air spring and a transmission mechanism, the air spring is arranged in parallel to the sliding rail, and the transmission mechanism is arranged at the top of the window frame corresponding to the side of the sliding rail; an output shaft of the gas spring is connected with the top side of the lifting window through a connecting mechanism, and the middle part of the connecting mechanism is wound on the transmission mechanism;
and the pulling force given to the lifting window by the two groups of gas spring output shafts is smaller than the gravity of the lifting window.
In the above technical scheme, the middle connecting piece includes a middle driving wheel, the middle driving wheel is rotatably mounted in the middle of the top surface of the window frame, the electric cylinder is mounted at the top of the window frame beside the middle driving wheel, one end of the steel wire pulling rope is connected with an output shaft of the electric cylinder, and the other end of the steel wire pulling rope sequentially bypasses the middle driving wheel and is connected with the middle of the top surface of the lifting window.
In the technical scheme, the connecting mechanism comprises a fixing block, a connecting block and a steel wire balance rope, the bottom of the gas spring is mounted on the window frame through the fixing block, and the connecting block is mounted on an output shaft at the top of the gas spring; an upper rotating shaft is arranged on the connecting block, a lower rotating shaft is arranged on the fixing block, and the upper rotating shaft is arranged right above the lower rotating shaft; an upper roller is rotatably mounted on the upper rotating shaft, a lower roller is rotatably mounted on the lower rotating shaft, one end of the steel wire balance rope is a fixed end, and the other end of the steel wire balance rope is a connecting end; the stiff end of the balanced rope of steel wire with the top fixed connection of fixed block, the link of the balanced rope of steel wire is walked around in proper order go up gyro wheel, lower gyro wheel and drive mechanism, with one side at lifting window top links to each other.
In the technical scheme, a transmission roller is rotatably arranged on the outer side of the fixed block, the bottom of the transmission roller is flush with the bottom of the lower roller,
the connecting end of the steel wire balance rope sequentially bypasses the upper roller, the lower roller, the transmission roller and the transmission mechanism and is connected with one side of the top of the lifting window.
In the above technical solution, the number of the upper rollers is equal to the number of the lower rollers, the upper rollers are at least one group, and the lower rollers are also at least one group.
In the technical scheme, the middle parts of the steel wire balance ropes are sequentially wound on the plurality of groups of upper rollers and lower rollers.
In the technical scheme, the transmission mechanism comprises a first transmission wheel and a second transmission wheel, the first transmission wheel and the second transmission wheel are rotatably mounted at the top of the window frame, the first transmission wheel is arranged above the gas spring, and the second transmission wheel is arranged right above the side part of the lifting window; and the steel wire balance rope passes through the transmission roller and then sequentially passes through the first transmission wheel and the second transmission wheel to be connected with the top of the lifting window.
In the technical scheme, the window frame is provided with the controller, and the controller is electrically connected with the electric cylinder.
Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages:
1. according to the utility model, the air springs are arranged on the two sides of the window frame, the weight of the lifting window is mostly balanced by the air springs, so that the weight of the lifting window is only slightly larger than the pulling force given to the lifting window by the two air springs, then the lifting window can be automatically descended by the dead weight of the lifting window by the arrangement of the electric cylinder and by the retraction of the output shaft of the electric cylinder, the lifting window can be ascended by small pulling force, and the ascending and the position fixing of the lifting window can be maintained by small force;
2. even if the electric cylinder is damaged, upward pulling force cannot be applied to the lifting window, the lifting length and the descending speed are relatively slow due to the existence of the gas spring, potential safety hazards such as collision damage and the like caused by rapid descending of the lifting length cannot occur, and the use safety is effectively improved; meanwhile, the maintenance and the replacement are convenient.
Drawings
FIG. 1 is a schematic structural view (in side cross-section) of a first embodiment of the present invention;
FIG. 2 is a schematic structural view (with an end section view) of a first embodiment of the present invention;
fig. 3 is a schematic structural view of a connection portion between the balance mechanism, the electric cylinder, and the sash (in a state where the sash is lowered) in the first embodiment of the present invention.
Wherein: 1. a window frame; 2. fixing the window; 3. a lifting window; 4. a slide rail; 5. a balancing mechanism; 6. an electric cylinder; 7. a steel wire rope; 8. a gas spring; 9. an intermediate transmission wheel; 10. a right transmission wheel; 11. a left side transmission wheel; 12. a fixed block; 13. connecting blocks; 14. a steel wire balance rope; 15. an upper rotating shaft; 16. a lower rotating shaft; 17. an upper roller; 18. a lower roller; 19. a fixed end; 20. a connecting end; 21. a transmission roller; 22. a first drive pulley; 23. a second transmission wheel; 24. and a controller.
Detailed Description
The utility model is further described with reference to the following figures and examples:
the first embodiment is as follows: referring to fig. 1 to 3, an electric lifting window includes a window frame 1, a fixed window 2 and a lifting window 3, the fixed window is fixedly installed at the bottom of the window frame, two sides of the window frame are respectively provided with a slide rail 4, the slide rails are arranged at the outer side of the fixed window, two sides of the lifting window are respectively slidably arranged on the slide rails at the two sides, when the lifting window moves upwards, the lifting window is arranged above the outer side of the fixed window, and when the lifting window moves downwards, the lifting window is arranged at the outer side of the fixed window;
two sides of the window frame are respectively provided with a balance mechanism 5, and each balance mechanism is connected with the side part of the lifting window; an electric cylinder 6 is arranged on the window frame, a steel wire pull rope 7 is arranged on an output shaft of the electric cylinder, the steel wire pull rope is connected with the middle part of the top surface of the lifting window through an intermediate connecting piece, and the lifting window is pulled to move upwards by the steel wire pull rope in the extending state of the output shaft of the electric cylinder;
the balance mechanism comprises an air spring 8 and a transmission mechanism, the air spring is arranged in parallel to the slide rail, and the transmission mechanism is arranged at the top of the window frame corresponding to the side of the slide rail; an output shaft of the gas spring is connected with the top side of the lifting window through a connecting mechanism, and the middle part of the connecting mechanism is wound on the transmission mechanism;
and the pulling force given to the lifting window by the two groups of gas spring output shafts is smaller than the gravity of the lifting window.
In this embodiment, utilize the air spring to give the lift window and cushion, balance the overwhelming majority weight of lift window, then electronic jar setting, when electronic jar output shaft returns and contracts, can move up through steel wire stay cord pulling lift window, when electronic jar output shaft stretches out, because the lift window dead weight is greater than the pulling force of air spring, can descend slowly automatically, utilize electronic jar and steel wire stay cord to carry on spacingly can to the position of lift window. In this embodiment, need not to adopt the motor, adopt low cost's electronic jar, can realize the lift of lift window, low cost, the space occupies for a short time, also is convenient for maintain and change.
Referring to fig. 2 and 3, the intermediate connecting member includes an intermediate driving wheel 9, the intermediate driving wheel is rotatably mounted in the middle of the top surface of the window frame, the electric cylinder is mounted on the top of the window frame beside the intermediate driving wheel, one end of the steel wire rope is connected to the output shaft of the electric cylinder, and the other end of the steel wire rope sequentially bypasses the intermediate driving wheel and is connected to the middle of the top surface of the lifting window.
In this embodiment, in order to shorten the stroke of electronic jar, can rotate on the output shaft on electronic jar right side and install right side drive wheel 10, rotate at electronic jar left end and install left side drive wheel 11, the left side of steel wire stay cord and the left side fixed connection of electronic jar, then wind in proper order on right side drive wheel and left side drive wheel, then after the middle drive wheel, directly be connected with the top of lift window, the stroke of electronic jar output shaft is short like this, also can realize the long stroke elevating work of lift window.
Referring to fig. 2 and 3, the connecting mechanism includes a fixing block 12, a connecting block 13 and a steel wire balance rope 14, the bottom of the gas spring is mounted on the window frame through the fixing block, and the connecting block is mounted on an output shaft at the top of the gas spring; an upper rotating shaft 15 is arranged on the connecting block, a lower rotating shaft 16 is arranged on the fixing block, and the upper rotating shaft is arranged right above the lower rotating shaft; an upper roller 17 is rotatably mounted on the upper rotating shaft, a lower roller 18 is rotatably mounted on the lower rotating shaft, one end of the steel wire balance rope is a fixed end 19, and the other end of the steel wire balance rope is a connecting end 20; the stiff end of the balanced rope of steel wire with the top fixed connection of fixed block, the link of the balanced rope of steel wire is walked around in proper order go up gyro wheel, lower gyro wheel and drive mechanism, with one side at lifting window top links to each other.
The middle part of the steel wire balance rope is wound on the upper roller and the lower roller, so that the stroke of the air spring can be shortened, and the normal moving stroke of the lifting window is ensured.
Referring to fig. 2 and 3, a transmission roller 21 is rotatably mounted at the outer side of the fixed block, the bottom of the transmission roller is flush with the bottom of the lower roller,
the connecting end of the steel wire balance rope sequentially bypasses the upper roller, the lower roller, the transmission roller and the transmission mechanism and is connected with one side of the top of the lifting window.
The setting of transmission gyro wheel is drawn the balanced rope of steel wire out, prevents that the balanced rope of steel wire and air spring contact from wearing and tearing each other, guarantees that the air spring passes through the balanced rope of steel wire and to the normal pulling of lifting window.
The number of the upper rollers is equal to that of the lower rollers, the upper rollers are at least one group, and the lower rollers are also at least one group.
The middle part of the steel wire balance rope is sequentially wound on the plurality of groups of upper rollers and lower rollers.
Every time the number of the upper idler wheels and the lower idler wheels is increased by one group, the stroke of the air spring can be shortened, the stroke of the lifting window is not affected, and therefore the lifting window is suitable for different occasions and the application range is improved.
Referring to fig. 2 and 3, the transmission mechanism includes a first transmission wheel 22 and a second transmission wheel 23, the first transmission wheel and the second transmission wheel are rotatably mounted on the top of the window frame, the first transmission wheel is disposed above the gas spring, and the second transmission wheel is disposed right above the side portion of the lifting window; and the steel wire balance rope passes through the transmission roller and then sequentially passes through the first transmission wheel and the second transmission wheel to be connected with the top of the lifting window.
The arrangement of first drive wheel and second drive wheel carries out built on stilts direction to the balanced rope of steel wire, prevents with the window frame contact, guarantees the normal pulling of the balanced rope of steel wire.
Referring to fig. 1, a controller 24 is arranged on the window frame, and the controller is electrically connected with the electric cylinder. Wherein, can also set up the remote controller and be connected with the controller, the remote controller carries out the remote control to electronic jar.

Claims (8)

1.一种电动升降窗,包括窗框、安装于窗框内的固定窗及升降窗,所述固定窗固定安装于所述窗框的底部,所述窗框的两侧分别设有一滑轨,所述滑轨设置于所述固定窗的外侧,所述升降窗的两侧分别滑动设置于两侧所述滑轨上,所述升降窗朝上移动时,所述升降窗设置于所述固定窗的外侧上方,所述升降窗朝下移动时,所述升降窗设置于所述固定窗的外侧;其特征在于:1. An electric lift window, comprising a window frame, a fixed window installed in the window frame, and a lift window, the fixed window is fixedly installed at the bottom of the window frame, and two sides of the window frame are respectively provided with a sliding rail , the sliding rail is arranged on the outer side of the fixed window, the two sides of the lifting window are respectively slidably arranged on the sliding rails on both sides, and when the lifting window moves upward, the lifting window is arranged on the Above the outer side of the fixed window, when the lifting window moves downward, the lifting window is arranged on the outer side of the fixed window; it is characterized in that: 所述窗框的两侧分别设有一平衡机构,每组所述平衡机构与所述升降窗的侧部相连;所述窗框上设有一电动缸,所述电动缸的输出轴上设有一钢丝拉绳,所述钢丝拉绳经中间连接件与所述升降窗的顶面中部相连,所述电动缸输出轴伸出状态下,所述钢丝拉绳拉动所述升降窗朝上移动;The two sides of the window frame are respectively provided with a balance mechanism, and each group of the balance mechanism is connected with the side of the lift window; an electric cylinder is arranged on the window frame, and a steel wire is arranged on the output shaft of the electric cylinder a pulling rope, the steel wire pulling rope is connected with the middle part of the top surface of the lifting window through an intermediate connecting piece, and when the output shaft of the electric cylinder is extended, the steel wire pulling rope pulls the lifting window to move upward; 所述平衡机构包括气弹簧及传动机构,所述气弹簧平行于所述滑轨设置,所述传动机构安装于对应所述滑轨旁侧的窗框顶部;所述气弹簧的输出轴经一连接机构与所述升降窗的顶部旁侧相连,所述连接机构的中部绕设于所述传动机构上;The balance mechanism includes a gas spring and a transmission mechanism, the gas spring is arranged parallel to the sliding rail, and the transmission mechanism is installed on the top of the window frame corresponding to the side of the sliding rail; the output shaft of the gas spring passes through a The connecting mechanism is connected with the side of the top of the lift window, and the middle part of the connecting mechanism is wound around the transmission mechanism; 两组所述气弹簧输出轴给予所述升降窗的拉力,小于所述升降窗的重力。The pulling force imparted to the lift window by the two sets of the gas spring output shafts is smaller than the gravity of the lift window. 2.根据权利要求1所述的电动升降窗,其特征在于:所述中间连接件包括中间传动轮,所述中间传动轮转动安装于所述窗框顶面中部,所述电动缸安装于所述中间传动轮旁侧的窗框顶部,所述钢丝拉绳一端与所述电动缸的输出轴相连,另一端依次绕过所述中间传动轮,与所述升降窗的顶面中部相连。2 . The electric lift window according to claim 1 , wherein the intermediate connecting piece comprises an intermediate transmission wheel, the intermediate transmission wheel is rotatably installed in the middle of the top surface of the window frame, and the electric cylinder is installed in the On the top of the window frame beside the intermediate transmission wheel, one end of the wire rope is connected to the output shaft of the electric cylinder, and the other end bypasses the intermediate transmission wheel in turn and is connected to the middle of the top surface of the lift window. 3.根据权利要求1所述的电动升降窗,其特征在于:所述连接机构包括固定块、连接块及钢丝平衡绳,所述气弹簧的底部经所述固定块安装于所述窗框上,所述连接块安装于所述气弹簧顶部的输出轴上;所述连接块上设有上转轴,所述固定块上设有下转轴,所述上转轴设置于所述下转轴的正上方;所述上转轴上转动安装有上滚轮,所述下转轴上转动安装有下滚轮,所述钢丝平衡绳的一端为固定端,另一端为连接端;所述钢丝平衡绳的固定端与所述固定块的顶部固定连接,所述钢丝平衡绳的连接端依次绕过所述上滚轮、下滚轮及传动机构,与所述升降窗顶部的一侧相连。3 . The electric lift window according to claim 1 , wherein the connecting mechanism comprises a fixing block, a connecting block and a steel wire balance rope, and the bottom of the gas spring is mounted on the window frame through the fixing block. 4 . , the connecting block is installed on the output shaft of the top of the gas spring; the connecting block is provided with an upper rotating shaft, the fixing block is provided with a lower rotating shaft, and the upper rotating shaft is arranged directly above the lower rotating shaft The upper roller is rotatably installed on the upper rotating shaft, the lower roller is rotatably installed on the lower rotating shaft, one end of the steel wire balance rope is a fixed end, and the other end is a connecting end; the fixed end of the steel wire balance rope is connected to the The top of the fixed block is fixedly connected, and the connecting end of the steel wire balance rope bypasses the upper roller, the lower roller and the transmission mechanism in sequence, and is connected to one side of the top of the lift window. 4.根据权利要求3所述的电动升降窗,其特征在于:所述固定块的外侧转动安装有一传动滚轮,所述传动滚轮的底部与所述下滚轮的底部齐平设置,4 . The electric lift window according to claim 3 , wherein a transmission roller is rotatably installed on the outer side of the fixed block, and the bottom of the transmission roller is flush with the bottom of the lower roller. 5 . 所述钢丝平衡绳的连接端依次绕过所述上滚轮、下滚轮、传动滚轮及传动机构,与所述升降窗顶部的一侧相连。The connecting end of the steel wire balance rope bypasses the upper roller, the lower roller, the transmission roller and the transmission mechanism in sequence, and is connected to one side of the top of the lift window. 5.根据权利要求3所述的电动升降窗,其特征在于:所述上滚轮的数量与所述下滚轮的数量相等,所述上滚轮至少为一组,所述下滚轮也至少为一组。5 . The electric lift window according to claim 3 , wherein the number of the upper rollers is equal to the number of the lower rollers, the upper rollers are at least one group, and the lower rollers are also at least one group. 6 . . 6.根据权利要求5所述的电动升降窗,其特征在于:所述钢丝平衡绳的中部依次绕设于多组所述上滚轮及下滚轮上。6 . The electric lift window according to claim 5 , wherein the middle part of the steel wire balance rope is wound around the plurality of sets of the upper rollers and the lower rollers in sequence. 7 . 7.根据权利要求4所述的电动升降窗,其特征在于:所述传动机构包括第一传动轮及第二传动轮,所述第一传动轮及第二传动轮转动安装于所述窗框的顶部,所述第一传动轮设置于所述气弹簧的上方,所述第二传动轮设置于所述升降窗侧部的正上方;所述钢丝平衡绳经过所述传动滚轮之后,依次经过所述第一传动轮及第二传动轮与所述升降窗的顶部相连。7 . The electric lift window according to claim 4 , wherein the transmission mechanism comprises a first transmission wheel and a second transmission wheel, and the first transmission wheel and the second transmission wheel are rotatably mounted on the window frame. 8 . The first transmission wheel is arranged above the gas spring, and the second transmission wheel is arranged directly above the side of the lift window; after the steel wire balance rope passes through the transmission roller, it passes through the The first transmission wheel and the second transmission wheel are connected with the top of the lift window. 8.根据权利要求1所述的电动升降窗,其特征在于:所述窗框上设有控制器,所述控制器与所述电动缸电控连接。8 . The electric lift window according to claim 1 , wherein a controller is provided on the window frame, and the controller is electrically connected to the electric cylinder. 9 .
CN202122692456.7U 2021-11-05 2021-11-05 Electric lifting window Active CN216381037U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202122692456.7U CN216381037U (en) 2021-11-05 2021-11-05 Electric lifting window

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202122692456.7U CN216381037U (en) 2021-11-05 2021-11-05 Electric lifting window

Publications (1)

Publication Number Publication Date
CN216381037U true CN216381037U (en) 2022-04-26

Family

ID=81250120

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202122692456.7U Active CN216381037U (en) 2021-11-05 2021-11-05 Electric lifting window

Country Status (1)

Country Link
CN (1) CN216381037U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115434612A (en) * 2022-09-23 2022-12-06 浙江恒强科技股份有限公司 Counterweight door and window lifting system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115434612A (en) * 2022-09-23 2022-12-06 浙江恒强科技股份有限公司 Counterweight door and window lifting system

Similar Documents

Publication Publication Date Title
CN105064556A (en) Glass curtain wall cleaning device
CN216381037U (en) Electric lifting window
CN103603517A (en) Cantilever type parking garage
CN216360957U (en) Self-balancing manual large-scale lifting window system
CN2876326Y (en) Winding drum type intelligent oil pumping machine
CN216808025U (en) Safety protection lifting device for high-altitude operation
CN101067367A (en) Thickened oil deep well intelligent pumping unit
CN206376668U (en) A kind of drop window
CN111704001A (en) Double-chain household elevator of no well knapsack formula
CN218117177U (en) Climb guide rail type protector for frame
CN112125212A (en) Scissor lifting mechanism
CN101769144A (en) Twin-well column pumping unit
CN217769283U (en) Low-voltage overhead cable protection structure
CN2873723Y (en) All-in-one helicopter
CN201738886U (en) Long-stroke dual-well tower type oil sucking machine
CN102121366A (en) Oil sucking machine with small torque and low energy consumption
CN223522990U (en) A safety support bracket for high-speed railway bridge construction
CN112359787B (en) Gate opening and closing mechanism
CN223577897U (en) Hydraulic cylinder inverted pumping unit
CN223484144U (en) Safety supporting mechanism for lighthouse lifting lamp panel
CN223190404U (en) A tower-type oil pumping unit
CN222265148U (en) Rope-straightening mechanism of window cleaning machine
CN223646234U (en) Belt-driven lifting mechanism
CN203669433U (en) Cantilever type parking garage
CN222179479U (en) A lifting device and platform lifting protection system

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
TR01 Transfer of patent right

Effective date of registration: 20251031

Address after: 363801 Fujian Province Zhangzhou City Hua'an County Fengshan Town Kunmei Road No. 6

Patentee after: Fujian Dengzhan Industrial Co.,Ltd.

Country or region after: China

Address before: 215211 Jiangsu Province Suzhou City Wujiang District Fenhu Development Zone Chengsi Road 189.NO

Patentee before: SUZHOU JIANZHI SUNSHADE TECHNOLOGY CO.,LTD.

Country or region before: China

TR01 Transfer of patent right