CN219138761U - Lifting driving device for lifting sliding door and window - Google Patents

Abstract

The utility model relates to a lifting driving device for lifting a sliding door and window, which is characterized by comprising a main transverse pulley and a transmission lock box, wherein the main transverse pulley comprises a fixed seat, a lifting sliding frame and a lifting driving component, the lifting driving component is arranged on the fixed seat, the lifting sliding frame is arranged on the fixed seat in a sliding manner, a front roller and a rear roller are arranged at the bottom of the lifting sliding frame, the front roller and the rear roller are arranged in a front-back staggered manner, and the lifting driving component is in driving connection with the transmission lock box. The lifting driving device has more stable and reliable supporting and limiting functions, can improve the smoothness of use, and can avoid large resistance, large shaking, large noise and large abrasion in the use process of the lifting sliding door and window, so that the service life of the lifting sliding door and window can be prolonged under the condition of prolonging the service life of the lifting sliding door and window.

Description

Lifting driving device for lifting sliding door and window

Technical Field

The utility model relates to the field of doors and windows, in particular to a lifting driving device for lifting a sliding door or window.

Background

The lifting sliding door and window is a sliding door and window with a sliding sash capable of lifting, and the sliding sash is driven to do lifting motion on the existing lifting sliding door and window mostly through a lifting driving device formed by a handle, a transmission lock box and a lifting pulley assembly.

The existing lifting driving devices applied to the lifting sliding doors and windows are similar in structure, and although the lifting driving devices can meet the lifting adjustment requirements of the lifting sliding doors and windows, the lifting driving devices have more defects. The specific structure of the existing lifting driving device can be referred to as follows: the Chinese patent application number is 202210366083.0, and the technical proposal of the push-pull door lock and the lifting push-pull door is named as 'push-pull door'. The technical scheme comprises the following technical characteristics: the lock comprises a lock body, a handle, a front pulley assembly, a connecting rod and a middle pulley assembly.

On the perpendicular direction of door leaf direction of movement, above-mentioned preceding pulley assembly only has a pulley to be used for supporting, spacing, and the support of pulley to preceding pulley assembly in this direction, spacing effect are weaker to the condition that easily appears the door leaf excessively outwards or inwards inclines, and then easily lead to the door leaf to contact the door frame too closely, this easily influences the handle and rotates the smooth and easy nature of door leaf push-and-pull.

And when driving the front pulley assembly through the handle, the vertical movement that easily leads to the door leaf is smooth and easy, stable to the circumstances such as easy appearance handle rotation resistance is too big, the door leaf rocks too big, the door leaf friction is too big, and then easily appear big noise, wearing and tearing, and the convenience and the travelling comfort of current lifting drive device use are relatively poor.

Meanwhile, in the adjusting process, the horizontal force between the front pulley assembly and the door leaf is larger. Under long-term use, the condition that the junction between easy leading to front pulley assembly and the door leaf appears pine and takes off, damages to easy life who influences front pulley assembly and door leaf, current lifting drive device life is shorter.

Therefore, it is necessary to redesign the structure of the elevating drive.

Disclosure of Invention

The utility model aims to solve the problems and the defects, and provides the lifting driving device for lifting the sliding door and window, which not only can ensure that the lifting driving device has more stable and reliable supporting and limiting functions, but also can play a role in improving the smoothness of use so as to avoid large resistance, large shaking, large noise and large abrasion in the use process of the lifting sliding door and window, further can improve the service life of the lifting sliding door and window under the condition of improving the service life of the lifting sliding door and window, and has the advantages of strong bearing capacity, high reliability, smooth lifting, comfort in use, long service life and the like.

The technical scheme of the utility model is realized as follows:

the lifting driving device for the lifting sliding door and window is characterized by comprising a main transverse pulley and a transmission lock box, wherein the main transverse pulley comprises a fixed seat, a lifting sliding frame and a lifting driving assembly, the lifting driving assembly is arranged on the fixed seat, the lifting sliding frame is arranged on the fixed seat in a sliding manner and is in driving connection with the lifting driving assembly, a front roller and a rear roller are arranged at the bottom of the lifting sliding frame, the front roller and the rear roller are arranged in a front-back staggered manner, and the lifting driving assembly is in driving connection with the transmission lock box.

Preferably, the lifting sliding frame comprises a main connecting block and two main sliding sheets, one ends of the two main sliding sheets are respectively arranged at the front end and the rear end of the main connecting block, the two main sliding sheets are arranged on the front wall and the rear wall of the fixing seat in a sliding mode side by side in a front-back mode, the front roller and the rear roller are arranged between the two main sliding sheets, and the other ends of the two main sliding sheets are in driving connection with the lifting driving assembly.

Preferably, the front wall and the rear wall of the main connecting block are respectively provided with a first positioning groove, the bottoms of the two first positioning grooves are respectively provided with a first positioning shaft, one ends of the two main sliding sheets are respectively embedded in the two first positioning grooves, and the two main sliding sheets are respectively sleeved on the corresponding first positioning shafts.

Preferably, the lifting driving device for lifting the sliding door and window further comprises an auxiliary transverse pulley and a pull rod, wherein the auxiliary transverse pulley comprises a fixed block and a lifting sliding block body, the lifting sliding block body is arranged on the fixed block in a sliding mode, a first roller and a second roller are arranged at the bottom of the lifting sliding block body, the first roller and the second roller are arranged in a front-back staggered mode, and the lifting sliding block body is connected with the lifting sliding frame through the pull rod.

Preferably, the lifting sliding block body comprises an auxiliary connecting block and two auxiliary sliding plates, one ends of the two auxiliary sliding plates are respectively arranged at the front end and the rear end of the auxiliary connecting block, the two auxiliary sliding plates are arranged on the front wall and the rear wall of the fixed block in a sliding mode side by side in a front-back mode, the first roller and the second roller are arranged between the two auxiliary sliding plates, and the pull rod is embedded on the auxiliary connecting block.

Preferably, the transmission lock box comprises a front clamping piece, a rear clamping piece, a positioning block and a transmission assembly, wherein at least one front scarf joint column and at least one rear scarf joint column are respectively arranged on the front surface and the rear surface of the positioning block, the front scarf joint column is scarf-jointed on the front clamping piece, the rear scarf joint column is scarf-jointed on the rear clamping piece, the transmission assembly is clamped between the front clamping piece and the rear clamping piece, and the lifting driving assembly is in driving connection with the transmission assembly.

Preferably, the transmission assembly comprises a transmission rod and a driving wheel, the driving wheel is rotatably arranged between the front clamping piece and the rear clamping piece, the transmission rod can be vertically and slidably arranged on one or two or three of the front clamping piece, the rear clamping piece and the positioning block, the transmission rod is in driving connection with the driving wheel, and the lifting driving assembly is in driving connection with the transmission rod.

Preferably, the lifting driving device for lifting the sliding door and window further comprises a limiting piece, a left scarf joint column is arranged on the left side wall of the positioning block, the left scarf joint column penetrates through the transmission rod and is then scarf-jointed on the limiting piece, one or two or three of the left wall between the limiting piece and the front clamping piece, the left wall between the limiting piece and the rear clamping piece and the left wall between the limiting piece and the positioning block are reserved with guide gaps, and the transmission rod can vertically slide to penetrate through the guide gaps.

Preferably, the lifting driving device for lifting the sliding door and window further comprises two reinforcing blocks, wherein the reinforcing blocks are respectively provided with a first screw hole and a second screw hole, the two reinforcing blocks are simultaneously embedded in the front clamping piece and the rear clamping piece, and the two reinforcing blocks are respectively positioned at two sides of the driving wheel.

Preferably, the positioning block is provided with a guide part, and the transmission rod is vertically slidably arranged on the guide part.

The utility model has the beneficial effects that: on this lift drive, adopted the structure of transmission lock box cooperation main horizontal pulley, can cooperate very well like this to promote the handle on the sliding door and window and realize the lift regulation to can satisfy the actual use demand who promotes sliding door and window very well.

The front roller and the rear roller are arranged at the bottom of the lifting sliding frame and are arranged in a front-back staggered mode. Thus, two supporting and limiting structures are arranged in the vertical direction of the moving direction of the main transverse pulley, the two supporting and limiting structures are realized through the front roller and the rear roller, and the bearing and limiting capacity of the lifting driving device can be greatly improved through the supporting and limiting of the front roller and the rear roller. When the lifting driving device is used, the push-pull fan is prevented from excessively outwards or inwards tilting, so that the push-pull fan can be conveniently prevented from being closely attached to the frame body, the push-pull is smooth and extremely stable, and the lifting driving device has more stable and reliable supporting and limiting functions.

And when driving this lift drive through the handle, can make the vertical movement of push-and-pull fan more stable, smooth and easy, avoid appearing that the handle rotates the resistance too big, the push-and-pull fan rocks condition such as too big, the push-and-pull fan friction is too big to noise and the wearing and tearing volume in the lift process can be reduced, and then convenience, travelling comfort and the life of use can be improved greatly.

Meanwhile, when the lifting driving device performs lifting movement, the horizontal acting force between the lifting driving device and the push-pull sash can be greatly reduced, and even if the lifting driving device is used for a long time, the joint of the lifting driving device and the push-pull sash is rarely loosened and damaged, so that the service life of the lifting driving device is prolonged and the service life of the push-pull door or window is prolonged.

Drawings

Fig. 1 is a schematic perspective view of a lifting driving device in the present utility model.

Fig. 2 is a schematic structural view of the connection state of the main transverse pulley and the auxiliary transverse pulley in the present utility model.

Fig. 3 is a schematic perspective view of a main transverse pulley according to the present utility model.

Fig. 4 is a schematic perspective view of the auxiliary transverse pulley in the present utility model.

Fig. 5 is a schematic diagram of a split structure of a main transverse pulley according to the present utility model.

Fig. 6 is a schematic perspective view of a fixing base in the present utility model.

Fig. 7 is a schematic perspective view of a main connection block according to the present utility model.

Fig. 8 is a schematic diagram of a split structure of the auxiliary transverse pulley in the present utility model.

Fig. 9 is a schematic perspective view of a secondary connection block according to the present utility model.

Fig. 10 is a schematic perspective view of a transmission lock case according to the present utility model.

Fig. 11 is a schematic view of a portion of the structure of the transmission lock case of the present utility model.

Fig. 12 is a schematic diagram showing a split structure of the transmission lock case of the present utility model.

Fig. 13 is a schematic perspective view of a positioning block according to the present utility model.

Fig. 14 is a schematic diagram showing a second perspective structure of the positioning block in the present utility model.

Fig. 15 is a schematic perspective view of a driving wheel according to the present utility model.

Fig. 16 is a schematic perspective view of a reinforcing block according to the present utility model.

FIG. 17 is a schematic diagram of the structure of the present utility model in a use state.

FIG. 18 is a second schematic structural view of the present utility model in use.

Detailed Description

It should be noted that all directional indications (such as top, bottom, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indication is correspondingly changed.

As shown in fig. 1 to 3, the lifting driving device for lifting a sliding door and window according to the present utility model includes a main transverse pulley 1 and a transmission lock box 2, wherein the main transverse pulley 1 includes a fixing seat 11, a lifting sliding frame 12, and a lifting driving assembly 13, the lifting driving assembly 13 is disposed on the fixing seat 11, the lifting sliding frame 12 is slidably disposed on the fixing seat 11, and is in driving connection with the lifting driving assembly 13, a front roller 14 and a rear roller 15 are disposed at the bottom of the lifting sliding frame 12, and the front roller 14 and the rear roller 15 are disposed in a front-rear staggered manner, and the lifting driving assembly 13 is in driving connection with the transmission lock box 2.

On this lift drive, adopted the structure of transmission lock box 2 cooperation main horizontal pulley 1, can cooperate very well like this to promote the handle on the sliding door and window and realize the lift regulation to can satisfy the actual use demand who promotes sliding door and window very well.

The front roller 14 and the rear roller 15 are arranged at the bottom of the lifting carriage 12, and the front roller 14 and the rear roller 15 are arranged in a front-back staggered manner. Thus, two supporting and limiting structures are arranged in the vertical direction of the moving direction of the main transverse pulley 1, the two supporting and limiting structures are realized through the front roller 14 and the rear roller 15, and the bearing and limiting capacity of the lifting driving device can be greatly improved through the supporting and limiting of the front roller 14 and the rear roller 15. When the lifting driving device is used, the push-pull fan is prevented from excessively outwards or inwards tilting, so that the push-pull fan can be conveniently prevented from being closely attached to the frame body, the push-pull is smooth and extremely stable, and the lifting driving device has more stable and reliable supporting and limiting functions.

And when driving this lift drive through the handle, can make the vertical movement of push-and-pull fan more stable, smooth and easy, avoid appearing that the handle rotates the resistance too big, the push-and-pull fan rocks condition such as too big, the push-and-pull fan friction is too big to noise and the wearing and tearing volume in the lift process can be reduced, and then convenience, travelling comfort and the life of use can be improved greatly.

Meanwhile, when the lifting driving device performs lifting movement, the horizontal acting force between the lifting driving device and the push-pull sash can be greatly reduced, and even if the lifting driving device is used for a long time, the joint of the lifting driving device and the push-pull sash is rarely loosened and damaged, so that the service life of the lifting driving device is prolonged and the service life of the push-pull door or window is prolonged.

As shown in fig. 2, 3 and 5, the lifting carriage 12 includes a main connection block 121 and two main slides 122, one ends of the two main slides 122 are respectively disposed at the front and rear ends of the main connection block 121, the two main slides 122 are disposed on the front and rear walls of the fixing seat 11 in a side-by-side sliding manner, the front roller 14 and the rear roller 15 are disposed between the two main slides 122, and the other ends of the two main slides 122 are in driving connection with the lifting driving assembly 13. The lifting carriage 12 has a very simple and reliable structure, which not only can be easily manufactured, but also can be convenient for assembling the lifting carriage 12, and can ensure that the lifting carriage 12 and the fixed seat 11 are assembled very stably and reliably.

As shown in fig. 3, 5 and 7, the front wall and the rear wall of the main connecting block 121 are respectively provided with a first positioning groove 1211, the bottoms of the two first positioning grooves 1211 are respectively provided with a first positioning shaft 1212, one ends of the two main sliding plates 122 are respectively embedded in the two first positioning grooves 1211, and the two main sliding plates 122 are respectively sleeved on the corresponding first positioning shafts 1212. This greatly improves the stability and reliability of the connection of the main slider 122 to the main connection block 121, thereby contributing to further improvement in the reliability of the lifting carriage 12.

As shown in fig. 3, 5 and 6, the fixing base 11 includes a transverse arm 111 and a vertical arm 112, the left end of the transverse arm 111 is connected to the lower end of the vertical arm 112, the lifting carriage 12 is disposed on the transverse arm 111, and the lifting driving assembly 13 is disposed on the vertical arm 112. The transverse arm 111 and the vertical arm 112 can be fixed on the bottom and the side wall of the push-pull fan respectively, which can facilitate the fixed installation of the fixing seat 11 to be more stable and reliable, thereby being beneficial to further improving the reliability of the lifting driving device.

As shown in fig. 3, 5 and 6, the lower end of the transverse arm 111 is provided with a first guide hole 113 that longitudinally penetrates, and the left end and the right end of the first guide hole 113 are made to be low, the lower end of the transverse arm 111 is disposed between two main sliding plates 122, a first longitudinal roller 123 is disposed between the two main sliding plates 122, and the first longitudinal roller 123 is slidably inserted into the first guide hole 113. With this structure, the lifting carriage 12 can be stably restricted to the lateral arm 111, and the lifting operation of the lifting carriage 12 can be ensured to be more stable and reliable, thereby contributing to further improvement in the reliability of the lifting drive device.

As shown in fig. 5 and 6, the longitudinal direction of the transverse arm 111 is the front-rear direction of the transverse arm 111, i.e. the first guide hole 113 penetrates the front-rear surface of the transverse arm 111, so that a good limit guiding effect can be achieved.

As shown in fig. 3, 5 and 6, the opposite surfaces of the two main slides 122 are respectively provided with a guide groove 124, the left end of the guide groove 124 is low, the right end of the guide groove 124 is high, the front and rear surfaces of the transverse arm 111 are respectively provided with a protruding shaft 114, and the two protruding shafts 114 are respectively slidably embedded in the corresponding guide grooves 124. In this way, the stability and reliability of the assembly of the lifting carriage 12 and the transverse arm 111 can be further improved, so that the stability and accuracy of the relative sliding of the lifting carriage 12 and the transverse arm 111 can be further improved, and the reliability and applicability of the lifting driving device can be further improved.

As shown in fig. 3 and 5, the lifting driving assembly 13 includes a vertical sliding rod 131, a triangle block 132, and a connecting rod 133, where the vertical sliding rod 131 is vertically slidably disposed on the vertical arm 112, one end of the connecting rod 133 is disposed between the left ends of the two main slides 122, and the connecting rod 133 is hinged to the two main slides 122 at the same time, three corners of the triangle block 132 are respectively hinged to the lower end of the vertical sliding rod 131, the other end of the connecting rod 133, and the bottom of the transverse arm 111, and the upper end of the vertical sliding rod 131 is in driving connection with the transmission lock box 2. The lifting driving assembly 13 has a very simple and reliable structure, and can be matched with the transmission lock box very well to realize the lifting action of the lifting driving device, so that the lifting action of the lifting driving device can be ensured to be very accurate and stable.

As shown in fig. 3, 5 and 6, the vertical arm 112 is provided with a vertical guide groove 115, and the vertical sliding rod 131 is vertically slidably embedded in the vertical guide groove 115. Thus, the vertical sliding rod 131 can be ensured to be installed, positioned and slid very stably and accurately, and the driving accuracy and stability can be further improved.

As shown in fig. 3 and 5, a pair of front rollers 14 and rear rollers 15 arranged side by side form a roller group, two sets of such roller groups are arranged on the main transverse pulley 1, the front rollers 14 and the rear rollers 15 in each set of roller groups share a positioning shaft, the front ends and the rear ends of the positioning shafts are respectively connected to two main sliding plates 122, and the two sets of roller groups are respectively positioned at the left side and the right side of the lower end of the transverse arm 111. Therefore, the device not only can play a more reliable supporting and guiding role, but also can ensure that the main transverse pulley 1 is assembled stably and reliably, thereby being beneficial to further improving the reliability of the main transverse pulley 1.

As shown in fig. 5, the first guide hole 113 is a kidney-shaped hole, and the radial cross section of the first guide hole 113 is circular arc-shaped. Both guide grooves 124 are kidney-shaped grooves, and the radial cross section of the guide groove 124 is circular arc-shaped. Therefore, the device can play a better role in limiting and guiding, and can ensure that relative vertical sliding is more stable.

As shown in fig. 1 and 2, the lifting driving device for lifting the sliding door and window further comprises a secondary transverse pulley 3 and a pull rod 4, the secondary transverse pulley 3 comprises a fixed block 31 and a lifting sliding block body 32, the lifting sliding block body 32 is slidably arranged on the fixed block 31, a first roller 33 and a second roller 34 are arranged at the bottom of the lifting sliding block body 32, the first roller 33 and the second roller 34 are arranged in a front-back staggered manner, and the lifting sliding block body 32 is connected with the lifting sliding frame 12 through the pull rod 4. The load bearing and limiting capacity can be further improved through the arrangement of the auxiliary transverse pulleys 3. In addition, the auxiliary transverse pulley 3 and the main transverse pulley 1 are designed to have a double-wheel structure, namely, the lifting slider body 32 is provided with the first roller 33 and the second roller 34 which are arranged in a front-back staggered manner, so that the bearing and limiting effects are greatly improved, and the reliability and the applicability of the lifting driving device are greatly improved.

As shown in fig. 2, 4 and 8, the lifting slider body 32 includes a secondary connection block 321 and two secondary sliding plates 322, one ends of the two secondary sliding plates 322 are respectively disposed on the front and rear ends of the secondary connection block 321, the two secondary sliding plates 322 are disposed on the front and rear walls of the fixed block 31 in a side-by-side sliding manner, the first roller 33 and the second roller 34 are disposed between the two secondary sliding plates 322, and the pull rod 4 is engaged with the secondary connection block 321. The structure of the lifting slider body 32 is very simple and reliable, which not only can be easily manufactured, but also can facilitate the assembly of the lifting slider body 32, and can ensure the assembly of the lifting slider body 32 and the fixed block 31 to be very stable and reliable.

As shown in fig. 4, 8 and 9, the front wall and the rear wall of the auxiliary connecting block 321 are respectively provided with a second positioning groove 3211, the bottoms of the two second positioning grooves 3211 are respectively provided with a second positioning shaft 3212, one ends of the two auxiliary sliding plates 322 are respectively embedded in the two second positioning grooves 3211, and the two auxiliary sliding plates 322 are respectively sleeved on the corresponding second positioning shafts 3212. This greatly improves the stability and reliability of the connection of the secondary slider 322 to the secondary connection block 321, thereby contributing to further improvement in the reliability of the lifting slider body 32.

As shown in fig. 2 and 7, a first insertion hole 1213 is formed in the right end surface of the main connection block 121, a first through hole 1214 is formed in the main connection block 121 and longitudinally penetrates the first insertion hole 1213, the front and rear ends of the first through hole 1214 respectively penetrate the two first positioning shafts 1212, and the left end of the pull rod 4 is inserted into the first insertion hole 1213. The first through hole 1214 is provided for the rivet pin to pass through, which can facilitate the fixing of the pull rod 4 and the two main slides 122 on the main connecting block 121 by one rivet pin, thereby improving the convenience of assembly and the reliability of assembly.

As shown in fig. 2 and 9, a second insertion hole 3213 is formed in the left end surface of the secondary connection block 321, a second through hole 3214 is formed in the secondary connection block 321, the second through hole 3214 penetrates through the second insertion hole 3213, the front end and the rear end of the second through hole 3214 respectively penetrate through two second positioning shafts 3212, and the right end of the pull rod 4 is inserted into the second insertion hole 3213. The second through hole 3214 may be penetrated by a rivet pin, which may facilitate the fixing of the pull rod 4 and the two auxiliary sliding plates 322 on the auxiliary connection block 321 by one rivet pin, thereby improving the convenience of assembly and the reliability of assembly.

As shown in fig. 4 and 8, the lower end of the fixed block 31 is provided with a second guiding hole 311 penetrating longitudinally, the left end of the second guiding hole 311 is lower, the right end of the second guiding hole 311 is higher, a second longitudinal roller 323 is arranged between the two auxiliary sliding plates 322, and the second longitudinal roller 323 is arranged in the second guiding hole 311 in a sliding manner. Such a limit guide structure is very reliable, so that the accuracy and stability of the vertical movement of the lifting slider body 32 relative to the fixed block 31 can be improved.

In the actual manufacturing process, the first longitudinal roller 123 and the second longitudinal roller 323 can be realized through a structure that the positioning shaft is sleeved with the bearing, so that the front end and the rear end of the positioning shaft are respectively connected to the two sliding plates, and the bearing is arranged between the two sliding plates, thus ensuring that the rolling contact is more stable, and ensuring that the adjustment is smoother.

As shown in fig. 8, the second guide hole 311 is a kidney-shaped hole, and the radial cross section of the second guide hole 311 is circular arc. Therefore, the device can play a better role in limiting and guiding, and can ensure that relative vertical sliding is more stable.

As shown in fig. 4 and 8, a pair of front and rear side-by-side first rollers 33 and second rollers 34 form a roller group, two sets of such roller groups are provided on the auxiliary transverse pulley 3, the first rollers 33 and second rollers 34 in each set of roller groups share a positioning shaft, the front and rear ends of the positioning shaft are respectively connected to two auxiliary sliding plates 322, and the two sets of roller groups are respectively located at the left and right sides of the fixed block 31. Therefore, the auxiliary transverse pulley 3 can be supported and guided more reliably, and the auxiliary transverse pulley 3 can be assembled stably and reliably, so that the reliability of the auxiliary transverse pulley 3 can be further improved.

As shown in fig. 17, when the lifting sliding door and window is manufactured, two convex rails 102 are disposed on the top surface of the lower frame 101 of the door and window frame 10, and the front roller 14 and the rear roller 15 are respectively disposed on the two convex rails 102 in a rolling manner, and the first roller 33 and the second roller 34 are respectively disposed on the two convex rails 102 in a rolling manner. Therefore, the functions of stable support and limiting can be well met, and the requirements of actual use can be well met.

As shown in fig. 1 and 10 to 14, the transmission lock case 2 includes a front clamping piece 21, a rear clamping piece 22, a positioning block 23, and a transmission assembly 24, at least one front scarf joint post 231 and at least one rear scarf joint post 232 are respectively disposed on the front and rear surfaces of the positioning block 23, the front scarf joint post 231 is scarf-jointed on the front clamping piece 21, the rear scarf joint post 232 is scarf-jointed on the rear clamping piece 22, the transmission assembly 24 is clamped between the front clamping piece 21 and the rear clamping piece 22, and the lifting driving assembly 13 is in driving connection with the transmission assembly 24. In the lifting driving device, not only the structure that the front scarf joint post 231 and the rear scarf joint post 232 are arranged in front of and behind the positioning block 23 to respectively position the front clamping piece 21 and the rear clamping piece 22, but also the structure that the transmission assembly 24 is clamped by the front clamping piece 21 and the rear clamping piece 22 are adopted. This not only allows for a very simple construction of the lifting drive, but also provides a very reliable limit for the drive assembly 24, and also eliminates the need for screw assembly. The application of the lifting driving device can greatly reduce the use of the die, has small production difficulty, and can greatly improve the production efficiency and reduce the production cost without screw assembly. The front clamping piece 21 and the rear clamping piece 22 can be respectively fixed on the front and the rear of the positioning block 23 through the front scarf joint column 231 and the rear scarf joint column 232, so that the mounting and positioning of the front clamping piece 21 and the rear clamping piece 22 can be ensured to be very stable and reliable, the clamping effect of the front clamping piece 21 and the rear clamping piece 22 on the transmission assembly 24 can be ensured to be very stable and reliable, the assembly of the lifting driving device can be ensured to be very firm, and the reliability and the service life of the lifting driving device can be improved.

As shown in fig. 10 to 12, two positioning blocks 23 are arranged side by side, the front scarf posts 231 of the two positioning blocks 23 are respectively scarf-jointed on the upper and lower ends of the front clamping piece 21, and the rear scarf-jointed posts 232 of the two positioning blocks 23 are respectively scarf-jointed on the upper and lower ends of the rear clamping piece 22. By means of the two positioning blocks 23, the front clamping piece 21 and the rear clamping piece 22 can be positioned together more stably, so that the reliability and stability of assembly can be further improved.

As shown in fig. 10 to 12, the front scarf joint post 231 and the rear scarf joint post 232 are riveted posts, and the front scarf joint post 231 and the rear scarf joint post 232 are respectively riveted to the front clamping piece 21 and the rear clamping piece 22. This can further enhance the stability and reliability of the mounting and positioning of the front and rear clips 21, 22, thereby contributing to further enhancing the reliability of the lift drive.

As shown in fig. 10 to 12, the transmission assembly 24 includes a transmission rod 241 and a driving wheel 242, the driving wheel 242 is rotatably disposed between the front clamping piece 21 and the rear clamping piece 22, the transmission rod 241 is vertically slidably disposed on one or two or three of the front clamping piece 21, the rear clamping piece 22 and the positioning block 23, the transmission rod 241 is in driving connection with the driving wheel 242, the transmission rod 241 is driven by the driving wheel 242 to slide, and the lifting driving assembly 13 is in driving connection with the transmission rod 241. The transmission assembly 24 is of a very simple and reliable construction, which is not only easy to manufacture, but also very well compatible with locking pins and/or pulleys, thereby ensuring very good reliability and applicability of the lifting drive.

As shown in fig. 10 to 14, the lifting driving device for lifting the sliding door and window further includes a limiting plate 25, a left scarf joint column 233 is disposed on a left side wall of the positioning block 23, the left scarf joint column 233 passes through a transmission rod 241 and is then scarf-jointed on the limiting plate 25, one or two or three of between the limiting plate 25 and the left wall of the front clamping plate 21, between the limiting plate 25 and the left wall of the rear clamping plate 22, and between the limiting plate 25 and the left wall of the positioning block 23 are reserved with a guide gap 26, and the transmission rod 241 can vertically slide through the guide gap 26. The limit piece 25 can be stably limited on the positioning block 23 through the left scarf joint column 233, so that the installation and positioning of the limit piece 25 can be ensured to be very stable and reliable, and further, the limit piece 25 can play a very convenient and reliable limiting role on the transmission rod 241, so that the transmission rod 241 can be conveniently and slidably installed, the transmission rod 241 can be ensured to slide very stably, the reliability of the lifting driving device can be further improved, the installation of the transmission rod 241 can be facilitated, and the lifting driving device can be conveniently assembled.

As shown in fig. 10 to 13, the left scarf joint post 233 is a riveted post, and the left scarf joint post 233 is riveted on the limiting plate 25. This can further enhance the stability and reliability of the positioning of the spacing pieces 25, thereby contributing to further enhancing the reliability of the lift drive.

As shown in fig. 11 and 12, the driving wheel 242 is a gear, and the driving rod 241 is provided with a rack groove 243, so that the rack groove 243 is engaged with the driving wheel 242. The adoption of the gear and rack groove 243 can form a very reliable transmission structure, so that the vertical movement of the transmission rod 241 can be ensured to be very accurate, stable and reliable, and the reliability of the lifting driving device can be further improved.

As shown in FIG. 1, in the actual manufacturing process, the lock pin 20 may be directly arranged on the transmission rod 241, or the lock pin 20 may be arranged on other slide rods 30, and the slide rods 30 are connected with the transmission rod 241. Thus, the lock pin 20 can be driven to act through the transmission rod 241, so that locking and unlocking can be realized, and the requirement of actual use can be well met.

As shown in fig. 1, 5 and 10, a hanging hole 244 is formed at the lower end of the driving rod 241, a hook portion 134 is disposed at the upper end of the vertical sliding rod 131, and the hook portion 134 is hung on the hanging hole 244. This allows a very easy driving connection and thus a convenient lifting movement of the main transverse pulley 1 via the transmission rod 241.

As shown in fig. 11, 12 and 15, the two end surfaces of the driving wheel 242 are respectively provided with a protruding column 245, and the two protruding columns 245 are respectively rotatably disposed through the front clamping piece 21 and the rear clamping piece 22, the driving wheel 242 is provided with a square shaft hole 246, and the end of the square shaft hole 246 penetrates through the outer end surface of the protruding column 245. By adopting such a structure, the square shaft on the handle can be facilitated to stably act on the driving wheel 242, so that the cooperation of the lifting driving device and the handle can be ensured to be more stable and reliable. And such a structure can also facilitate accurate and stable installation of the driving wheel 242, which can facilitate not only the manufacture of the lifting driving device, but also ensure that the lifting driving device has very high reliability.

As shown in fig. 10 to 12 and 16, the lifting driving device for lifting sliding doors and windows further includes two reinforcing blocks 27, wherein the reinforcing blocks 27 are respectively provided with a first screw hole 271 and a second screw hole 272, the two reinforcing blocks 27 are simultaneously embedded in the front clamping piece 21 and the rear clamping piece 22, and the two reinforcing blocks 27 are respectively located at two sides of the driving wheel 242. By the provision of the reinforcing block 27, a very reliable position can be provided for the mounting and positioning of the handle. Through seting up of first screw 271, second screw 272, not only can be convenient for fix the handle through the screw is stable, can also provide different screw spiro union positions to can be convenient for satisfy different handle installation location, this helps improving this elevating drive's application scope. By embedding the reinforcing block 27 on the front clamping piece 21 and the rear clamping piece 22 at the same time, the mounting and positioning of the reinforcing block 27 can be ensured to be very stable and reliable, and the lifting driving device can be ensured to have very high reliability.

As shown in fig. 11 and 12, the reinforcing block 27 is further embedded in the positioning block 23, that is, the reinforcing block 27 penetrates the positioning block 23. Therefore, the lifting driving device can play a role in mutual reinforcement and limiting, so that the mounting and positioning of the reinforcing block 27 can be ensured to be very stable and reliable, and the stability and reliability of the mounting and positioning of the front clamping piece 21 and the rear clamping piece 22 can be enhanced, thereby being beneficial to further improving the reliability of the lifting driving device.

As shown in fig. 11, 12 and 16, the reinforcing block 27 includes a narrow body 273 and a wide body 274, the width of the narrow body 273 is smaller than that of the wide body 274, one end of the narrow body 273 is connected to the wide body 274, the first screw hole 271 and the second screw hole 272 are both formed in the wide body 274, and the first screw hole 271 penetrates the narrow body 273, and the narrow body 273 is simultaneously embedded in the front clip 21 and the rear clip 22, and the wide body 274 is pressed against the outer wall of the front clip 21. This not only facilitates accurate and stable installation of the upper reinforcing block 27, but also provides suitable screw locking positions for the installation and positioning of the lifting drive device, thereby helping to further improve the reliability and applicability of the lifting drive device.

In actual use, the rear end of the first screw hole 271 can provide a screw connection position for a screw for fixing the lifting driving device, and when the screw is locked, the wide body 274 can clamp the lifting driving device with the fan frame, so that the lifting driving device can be stably installed on the fan frame. The front end of the first screw hole 271 can provide a screw connection position for a screw for fixing the handle, so as to stably mount the handle in place. Therefore, the requirements of practical use can be better met under the condition of controlling the processing difficulty.

The narrow body 273 is detachably embedded on the front clamping piece 21, the rear clamping piece 22 and the positioning block 23, and the narrow body 273 is of a non-cylindrical structure. Thus, not only can the rotation of the reinforcing block 27 be avoided, but also other reinforcing blocks 27 can be replaced conveniently, so that the purpose of changing the positions and/or the sizes of screw holes is achieved, and stable installation of more handles can be met conveniently.

As shown in fig. 11 to 14, the positioning block 23 is provided with a guide 234, and the transmission rod 241 is vertically slidably provided on the guide 234. Through the setting of guide 234, can play the effect of direction to transfer line 241 to can further improve the stability and the accuracy of transfer line 241 vertical movement, and then help further improve this lift drive's reliability. The guide part 234 is arranged on the positioning block 23, so that the high structural strength of the installation position of the positioning block 23 can be ensured, and the manufacture of the guide part 234 can be facilitated.

As shown in fig. 11 to 14, the guide portion 234 is a bump structure disposed on the left wall of the positioning block 23, the left engagement post 233 is connected to the left wall of the positioning block 23 by the guide portion 234, and the diameter of the left engagement post 233 is smaller than the width of the guide portion 234. When two positioning blocks 23 are adopted, two guide holes 247 are formed in the transmission rod 241, the two guide holes 247 are arranged side by side up and down, the radial section of each guide hole 247 is in a strip shape, the length direction of the radial section of each guide hole 247 extends vertically, and the rack groove 243 is positioned between the two guide holes 247. The two guide holes 247 are respectively sleeved on the guide parts 234 of the two positioning blocks 23 in a sliding way, and the upper end and the lower end of the limiting piece 25 are respectively fixed on the corresponding guide parts 234 through the left scarf joint posts 233 on the two positioning blocks 23 in a riveting way. Therefore, the mounting and positioning of the limiting piece 25 can be ensured to be very stable and reliable, and a more reliable limiting and guiding effect can be achieved on the transmission rod 241, so that the reliability of the lifting driving device can be further improved.

As shown in fig. 13, the positioning block 23 is provided with a third screw hole 235. In this way, when the lifting driving device is mounted on the fan frame, the threaded end of the fixing screw can be screwed on the third screw hole 235 after penetrating through the fan frame, so that the lifting driving device can be stably mounted, and the reliability and applicability of the lifting driving device can be further improved.

As shown in fig. 11 to 14, the positioning block 23 includes a thin body 236 and a thick body 237, the thickness of the Bao Tibu is smaller than that of the thick body 237, one end of the Bao Tibu is connected to the thick body 237, each front scarf joint post 231 and each rear scarf joint post 232 are respectively located on the front and rear surfaces of the Bao Tibu 236, the guiding portion 234 is disposed on the left side wall of the thick body 237, the third screw hole 235 is opened on the thick body 237, the Bao Tibu 236 is clamped between the front clamping piece 21 and the rear clamping piece 22, and the narrow body 273 is embedded on the thin body 236. Therefore, the lifting driving device not only has a more reliable limiting function, but also ensures that the arrangement position of the third screw hole 235 and the arrangement position of the guide part 234 have very high structural strength, thereby being beneficial to further improving the reliability of the lifting driving device.

As shown in fig. 13 and 14, the Bao Tibu, the thick body 237, the front posts 231, the rear posts 232, the guide 234 and the left posts 233 are integrally formed. Thus, the lifting driving device can be manufactured conveniently, and can be guaranteed to have quite high reliability, so that the reliability of the lifting driving device can be further improved.

As shown in fig. 1, 17 and 18, in actual use, the lift driving device is mounted on the push-pull fan 40, and the handle 50 on the push-pull fan 40 can act on the lift driving device.

The transmission lock box 2 is embedded on the movable hooked rabbet 401 of the push-pull fan 40, and the rotary handle 50 drives the main transverse pulley 1 to descend through the transmission lock box 2 on the movable hooked rabbet 401, so that the whole push-pull fan 40 descends by 3-5mm. The lower part 402 of the push-pull fan 40 descends to be sealed with the first adhesive tape 100 on the lower frame 101; the upper part 403 of the push-pull fan 40 descends, the upper part 403 descends in the guide groove 104 of the upper slide 103, and the second adhesive tape 200 on the upper part 403 is extruded with the raised strip 105 on the inner wall of the guide groove 104 to realize sealing; ensuring that the upper and lower door and window frames 10 of the push-pull window 40 are completely sealed. The transmission lock box 2 can be hidden, the appearance is more attractive, and the service life is longer.

The rotary handle 50 drives the lock pin 20 on the movable hooked rabbet 401 and the lock seat 60 on the fixed hooked rabbet 106 to squeeze 3-5mm through the transmission lock box 2 and the main transverse pulley 1; the third rubber sleeve 300 on the movable hooked rabbet 401 is extruded with the fixed hooked rabbet 106 to realize sealing; the fourth adhesive tape 400 on the smooth rabbet 404 of the push-pull window 40 is extruded to realize sealing, so that the left and right doors and windows 10 of the push-pull window 40 are completely sealed.

This ensures that the push-pull window 40 is completely sealed with the door and window frame 10, and has a better sealing effect and saves more energy. Greatly improves the air tightness, water tightness and sound insulation performance of the whole window.

The above embodiments are preferred embodiments of the present utility model, and all similar structures and equivalent modifications are intended to fall within the scope of the present utility model.

Claims (10)

1. A lifting driving device for lifting sliding doors and windows, which is characterized in that: including main horizontal pulley (1), transmission lock box (2), wherein main horizontal pulley (1) include fixing base (11), lift balladeur train (12), lift drive assembly (13) set up on fixing base (11), lift balladeur train (12) slip sets up on fixing base (11) to make lift balladeur train (12) and lift drive assembly (13) drive connection, the bottom of lift balladeur train (12) is provided with preceding gyro wheel (14), back gyro wheel (15) to make preceding gyro wheel (14), back gyro wheel (15) be front and back dislocation, lift drive assembly (13) are connected with transmission lock box (2) drive.

2. The lift driving device for lifting a sliding door and window according to claim 1, wherein: the lifting sliding frame (12) comprises a main connecting block (121) and two main sliding sheets (122), one ends of the two main sliding sheets (122) are respectively arranged at the front end and the rear end of the main connecting block (121), the two main sliding sheets (122) are arranged on the front wall and the rear wall of the fixing seat (11) in a sliding mode side by side in a front-back mode, the front roller (14) and the rear roller (15) are arranged between the two main sliding sheets (122), and the other ends of the two main sliding sheets (122) are in driving connection with the lifting driving assembly (13).

3. The lift driving device for lifting sliding doors and windows according to claim 2, wherein: first positioning grooves (1211) are respectively formed in the front wall and the rear wall of the main connecting block (121), first positioning shafts (1212) are respectively arranged at the bottoms of the two first positioning grooves (1211), one ends of the two main sliding sheets (122) are respectively embedded in the two first positioning grooves (1211), and the two main sliding sheets (122) are respectively sleeved on the corresponding first positioning shafts (1212).

4. The lift driving device for lifting a sliding door and window according to claim 1, wherein: the lifting sliding block body (32) is arranged on the fixed block (31) in a sliding mode, a first roller (33) and a second roller (34) are arranged at the bottom of the lifting sliding block body (32), the first roller (33) and the second roller (34) are arranged in a front-back staggered mode, and the lifting sliding block body (32) is connected with the lifting sliding frame (12) through the pull rod (4).

5. The lift driving device for lifting sliding doors and windows according to claim 4, wherein: the lifting slider body (32) comprises an auxiliary connecting block (321) and two auxiliary sliding sheets (322), one ends of the two auxiliary sliding sheets (322) are respectively arranged at the front end and the rear end of the auxiliary connecting block (321), the two auxiliary sliding sheets (322) are arranged on the front wall and the rear wall of the fixed block (31) in a sliding mode side by side in the front-back mode, the first roller (33) and the second roller (34) are arranged between the two auxiliary sliding sheets (322), and the pull rod (4) is embedded on the auxiliary connecting block (321).

6. The lift driving device for lifting a sliding door and window according to claim 1, wherein: the transmission lock box (2) comprises a front clamping piece (21), a rear clamping piece (22), a positioning block (23) and a transmission assembly (24), wherein at least one front scarf joint column (231) and at least one rear scarf joint column (232) are respectively arranged on the front surface and the rear surface of the positioning block (23), the front scarf joint column (231) is scarf-jointed on the front clamping piece (21), the rear scarf joint column (232) is scarf-jointed on the rear clamping piece (22), the transmission assembly (24) is clamped between the front clamping piece (21) and the rear clamping piece (22), and the lifting driving assembly (13) is in driving connection with the transmission assembly (24).

7. The lift driving device for lifting a sliding door and window according to claim 6, wherein: the transmission assembly (24) comprises a transmission rod (241) and a driving wheel (242), the driving wheel (242) is rotatably arranged between the front clamping piece (21) and the rear clamping piece (22), the transmission rod (241) can be vertically and slidably arranged on one or two or three of the front clamping piece (21), the rear clamping piece (22) and the positioning block (23), the transmission rod (241) is in driving connection with the driving wheel (242), and the lifting driving assembly (13) is in driving connection with the transmission rod (241).

8. The lift driving device for lifting a sliding door and window according to claim 7, wherein: still include spacing piece (25), be provided with left scarf joint post (233) on the left side wall of locating piece (23), scarf joint behind left scarf joint post (233) pass transfer line (241) on spacing piece (25), between the left wall of spacing piece (25) and preceding clamping piece (21), between the left wall of spacing piece (25) and back clamping piece (22), one or wherein two or three are reserved guide gap (26) between the left wall of spacing piece (25) and locating piece (23), transfer line (241) can wear to place on guide gap (26) with vertical sliding.

9. The lift driving device for lifting a sliding door or window according to claim 7 or 8, wherein: the novel clamping device is characterized by further comprising two reinforcing blocks (27), wherein a first screw hole (271) and a second screw hole (272) are respectively formed in the reinforcing blocks (27), the two reinforcing blocks (27) are simultaneously embedded in the front clamping piece (21) and the rear clamping piece (22), and the two reinforcing blocks (27) are respectively located at two sides of the driving wheel (242).

10. The lift driving device for lifting a sliding door and window according to claim 7, wherein: the positioning block (23) is provided with a guide part (234), and the transmission rod (241) is vertically and slidably arranged on the guide part (234).

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