CN211647793U - Upper window sash limiting structure applied to vertical sliding window - Google Patents

Abstract

The utility model relates to an upper window sash limiting structure applied to a vertical sliding window, which is characterized by comprising an upper outer frame, a limiting hook body, an upper window sash frame and a reset assembly, wherein the upper outer frame is provided with an embedded groove, a limiting hole and a abdicating notch; the limiting hook body comprises a main body part, an embedding part, a limiting part, an operating part and a hook part, and the hook part is positioned right below the embedding part; the upper window sash frame is provided with a lug part, and the lug part is pressed on the hook part; the reset assembly comprises a seat body, a top pressure head and a spring, wherein the seat body is arranged on the top surface of the operation part, and the upper end of the top pressure head is pressed against the bottom surface of the upper outer frame. The utility model discloses an overall structure design is very simple, can reduce the component manufacturing degree of difficulty and the equipment degree of difficulty of carrying the sliding window to help improving the manufacturing efficiency of carrying the sliding window, through reset assembly's setting, can play fine limiting displacement, this helps improving casement limit structure's reliability, and this reset assembly's structure is also very simple reliable.

Description

Upper window sash limiting structure applied to vertical sliding window

Technical Field

The utility model relates to a door and window technical field, especially an use last casement limit structure on vertical sliding window.

Background

Currently, many houses are equipped with a sliding window. The existing vertical sliding window is mostly composed of a window frame, an upper window sash, a lower window sash and a lock. Wherein, when the upper window sash is positioned at the upper side, the upper window sash needs to be locked by a lock so as to avoid falling. In order to achieve a good locking effect of the upper window sash, most of the existing locks are quite complex in structural design, so that the manufacturing difficulty and the assembling difficulty of components of the vertical sliding window are increased. Therefore, it is necessary to redesign the upper sash limiting structure applied to the sliding sash.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to solve above-mentioned problem and not enough, provide an use last casement limit structure on vertical sliding window, this goes up casement limit structure's overall structure design very simple, can reduce the component manufacturing degree of difficulty and the equipment degree of difficulty of vertical sliding window to help improving the manufacturing efficiency of vertical sliding window, through reset assembly's setting, can play fine limiting displacement, this helps improving last casement limit structure's reliability, and this reset assembly's structure is also very simple reliable.

The technical scheme of the utility model is realized like this:

an upper sash limiting structure applied to a vertical sliding window is characterized by comprising an upper outer frame, a limiting hook body, an upper sash frame and a reset assembly, wherein the bottom surface of the upper outer frame is provided with an embedded groove, the front surface of the upper outer frame is provided with a limiting hole penetrating through the rear surface of the upper outer frame, the limiting hole is positioned on the left side of the embedded groove, the radial section of the limiting hole is circular, the bottom surface of the upper outer frame is provided with a abdicating notch, the abdicating notch extends to the front surface and the rear surface of the upper outer frame, the abdicating notch is positioned under the limiting hole and penetrates into the limiting hole, and the width of the abdicating notch is smaller than the diameter of the limiting hole; the limiting hook body comprises a main body part, an embedding part, a limiting part, an operating part and a hook part, wherein the main body part comprises an upper body part, a middle body part and a lower body part, the upper body part and the lower body part are vertically arranged, the upper end width of the upper body part is smaller than the width of a yielding notch, the middle body part is arranged in an inclined plane, the upper side edge of the middle body part is positioned at the upper right side of the lower side edge of the middle body part, the upper side edge and the lower side edge of the middle body part are respectively connected with the lower side edge of the upper body part and the upper side edge of the lower body part, the embedding part is of a cylindrical structure and is longitudinally arranged, the lower circumferential surface of the embedding part is connected with the upper end of the upper body part, the embedding part can be rotatably embedded in a limiting hole, the rotating central line of the embedding part is the axial central line of the embedding part, the limiting part is arranged on the right surface of the upper body part, the top surface of the limiting part is pressed on the bottom surface of the upper outer frame, the operating part is arranged on the left surface of the upper sheet body part, the operating part is positioned at the left lower part of the limiting part, and the hook part is arranged on the right surface of the lower sheet body part, and the hook part is positioned right below the embedded part; the upper end of the upper window sash frame can be vertically and movably embedded in the embedding groove, a protruding piece part which is horizontally arranged is arranged on the left surface of the upper window sash frame, and the left end of the protruding piece part is pressed on the top surface of the hook part; the reset assembly comprises a base body, a jacking head and a spring, wherein a mounting cavity is formed in the top surface of the base body, a first limiting convex ring is arranged on the wall of a cavity opening of the mounting cavity, a second limiting convex ring is arranged on the circumferential surface of the lower end of the jacking head, the spring is vertically arranged in the mounting cavity, the lower end of the spring is pressed at the bottom of the mounting cavity, the lower end of the jacking head can vertically and movably penetrate through the mounting cavity, the lower end of the jacking head is pressed on the upper end of the spring, the upper surface of the second limiting convex ring is pressed on the lower surface of the first limiting convex ring, and the base body is arranged on the top surface of the operation portion and presses the upper end of the jacking head on the bottom surface of the upper outer frame.

Preferably, the top surface of the operating part is provided with a limiting groove, and the lower end of the seat body is embedded in the limiting groove.

Preferably, go up casement limit structure and still include locking screw, the perforation of vertical operation portion that runs through is seted up to the tank bottom of spacing groove, set up threaded hole on the bottom surface of pedestal to make the screw hole dock the intercommunication with the perforation, be equipped with the bellying on the middle part at the bottom of the chamber of installation cavity to make the screw hole extend to on the bellying, still make the spring housing establish the outside at the bellying, set up the groove of stepping down on the lower surface of top pressure head to make the groove of stepping down be located the bellying directly over, still make the bellying can the activity inlay place in the groove of stepping down, locking screw arranges in the below of operation portion to make locking screw's threaded end pass the spiro union on the screw hole after perforating.

Preferably, be equipped with respectively on the bottom surface of going up the outline and be about being first slice somatic part, the second slice somatic part of arranging side by side, the lower side edge on the right surface of first slice somatic part is equipped with the third slice somatic part to make the third slice somatic part be the level and arrange, the right side edge of third slice somatic part is equipped with the rib, and makes the thickness of rib be greater than the thickness of third slice somatic part, is formed with the inlay groove between rib and second slice somatic part, spacing hole is seted up on the rib, let a breach set up on the bottom surface of rib, first T type draw-in groove has been seted up on the right surface of rib, it is equipped with first sealing strip to inlay in the first T type draw-in groove to make first sealing strip press on the left surface of last casement frame.

Preferably, be equipped with fourth slice somatic part, the fifth slice somatic part that arranges side by side about being respectively on the bottom surface of going up the casement frame, be formed with the glass draw-in groove between fourth slice somatic part and fifth slice somatic part, all be equipped with the profile of tooth portion on the right surface of fourth slice somatic part and the left surface of fifth slice somatic part, the right-hand member of protruding piece portion meets with the lower extreme of fourth slice somatic part, go up second T type draw-in groove, third T type draw-in groove have been seted up respectively on the surface about going up the casement frame, it is equipped with the second sealing strip to inlay in the second T type draw-in groove to make the second sealing strip press on the left cell wall of inlay groove, it is equipped with the third sealing strip to inlay in the third T type draw-in groove to make the third sealing strip press on the right cell wall of inlay groove.

Preferably, a guide slope is provided on the right surface of the hook portion, and an upper side of the guide slope is located at the upper right of a lower side thereof, and when the tab portion moves upward, the left end of the tab portion can contact the guide slope.

Preferably, go up casement limit structure still includes the contact site, the contact site is cylindrical structure, the diameter of contact site is greater than the thickness of lug portion, the contact site is longitudinal extension to make the right lower surface of contact site meet with the left side of lug portion mutually, still make the contact site can contact with the guide inclined plane.

Preferably, a horizontal plane is provided on the top surface of the hook portion, and the tab portion is pressed against the horizontal plane.

The utility model has the advantages that: the utility model discloses an go up casement limit structure includes outline, spacing coupler body, goes up casement frame, reset assembly, wherein goes up outline, spacing coupler body, goes up casement frame, reset assembly's structural design all very simple, and like this they make just also very easy, and assemble also very conveniently, and this helps reducing the component manufacturing degree of difficulty and the equipment degree of difficulty of carrying the sliding window to help improving the manufacturing efficiency who carries the sliding window. Because, spacing hook includes main part, scarf joint portion, spacing portion, operating portion, hook portion, and owing to scarf joint portion is cylindrical structure again, and the radial cross-section that supplies the scarf joint portion to inlay the spacing hole of dress is circular, can inlay the spacing hook reliably, effectively on last outline like this to help improving the reliability of spacing hook installation location. Through the setting of spacing portion, can play fine limiting displacement to avoid the excessive condition of swing to appear in spacing coupler body. Through the setting of operation portion, can the person of facilitating the use stir spacing hook body, this helps improving the convenience that spacing hook body operation was used. Through making hook position under the scarf joint portion, can press when hook portion to avoid hook portion to appear crooked condition, this can play very good bearing effect, thereby helps improving the reliability of going up casement limit structure. Through the opening of the embedded groove, the upper window sash frame is movably embedded in the embedded groove, so that a good sealing effect can be achieved, and the reliability of the upper window sash limiting structure is improved. Because the reset component comprises the seat body, the top pressure head and the spring, the whole structure design of the reset component is very simple and reliable; the base body is provided with the mounting cavity, the base body and the jacking head are respectively provided with the first limiting convex ring and the second limiting convex ring, the lower end of the jacking head is movably embedded in the mounting cavity, and the jacking head can be well limited by the arrangement of the first limiting convex ring and the second limiting convex ring, so that the reliability of the jacking effect of the reset assembly is improved, and the reliability of the upper window sash limiting structure is improved. Simultaneously, through the cooperation of reset unit and spacing portion, can fix a position suitable position with spacing coupler body effectively to can guarantee that hook portion plays better limiting displacement to last casement frame, this helps improving casement limit structure's reliability.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is an enlarged schematic structural view of a portion a in fig. 1 according to the present invention.

Fig. 3 is a schematic structural view of the main viewing direction of the upper and lower outer frames of the present invention.

Fig. 4 is a schematic structural view of the upper window sash frame in the front view direction of the present invention.

Fig. 5 is a schematic structural view of the main view direction of the middle limit hook body of the present invention.

Fig. 6 is a schematic structural view of the main viewing direction of the middle seat body of the present invention.

Fig. 7 is a schematic structural view of the center pressure head in the front view direction of the present invention.

Detailed Description

It should be noted that all the directional indicators (such as the top surface, the bottom surface, the left, the right, the front, and the rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

As shown in fig. 1, the upper sash limiting structure applied to a vertical sliding window of the present invention comprises an upper outer frame 1, a limiting hook 2, an upper sash frame 3, and a reset component 4, wherein, as shown in fig. 1 and 3, an embedded groove 11 is provided on the bottom surface of the upper outer frame 1, a limiting hole 12 penetrating to the rear surface of the upper outer frame 1 is provided on the front surface of the upper outer frame 1, and the limiting hole 12 is located on the left side of the embedded groove 11, the radial cross section of the limiting hole 12 is circular, a abdicating notch 13 is provided on the bottom surface of the upper outer frame 1, and the abdicating notch 13 extends to the front and rear surfaces of the upper outer frame 1, the abdicating notch 13 is located under the limiting hole 12, and the abdicating notch 13 penetrates into the limiting hole 12, and the width of the abdicating notch 13 is smaller than the diameter of the limiting hole 12; as shown in fig. 1 and 5, the hook 2 includes a main body 21, an engagement portion 22, a limiting portion 23, an operation portion 24, and a hooking portion 25, the main body 21 includes an upper body 211, a middle body 212, and a lower body 213, the upper body 211 and the lower body 213 are vertically disposed, the upper width of the upper body 211 is smaller than the width of the relief notch 13, the middle body 212 is disposed in an inclined plane, the upper side of the middle body 212 is located at the upper right of the lower side thereof, the upper side and the lower side of the middle body 212 are respectively connected to the lower side of the upper body 211 and the upper side of the lower body 213, the engagement portion 22 is cylindrical, the engagement portion 22 is disposed in a longitudinal direction, the lower circumferential surface of the engagement portion 22 is connected to the upper end of the upper body 211, the engagement portion 22 is rotatably engaged in the limiting hole 12, the rotation center line of the embedding part 22 is the axial center line of the embedding part 22, the limiting part 23 is arranged on the right surface of the upper sheet body part 211, the top surface of the limiting part 23 is pressed on the bottom surface of the upper outer frame 1, the operating part 24 is arranged on the left surface of the upper sheet body part 211, the operating part 24 is positioned at the lower left of the limiting part 23, the hook part 25 is arranged on the right surface of the lower sheet body part 213, and the hook part 25 is positioned right below the embedding part 22; as shown in fig. 1 and 4, the upper end of the upper sash frame 3 is vertically movably embedded in the embedding groove 11, a protruding piece portion 31 is horizontally arranged on the left surface of the upper sash frame 3, and the left end of the protruding piece portion 31 is pressed on the top surface of the hook portion 25; as shown in fig. 1, 2, 6 and 7, the reset assembly 4 includes a seat body 41, a pressing head 42 and a spring 43, a mounting cavity 411 is formed on a top surface of the seat body 41, a first limiting convex ring 412 is arranged on a cavity opening wall of the mounting cavity 411, a second limiting convex ring 421 is arranged on a lower end circumferential surface of the pressing head 42, the spring 43 is vertically arranged in the mounting cavity 411, and the lower end of the spring 43 is pressed at a cavity bottom of the mounting cavity 411, the lower end of the pressing head 42 is vertically movably inserted into the mounting cavity 411, and the lower end of the pressing head 42 is pressed at an upper end of the spring 43, and an upper surface of the second limiting convex ring 421 is pressed on a lower surface of the first limiting convex ring 412, the seat body 41 is arranged on a top surface of the operation portion 24, and the upper end of the pressing head 42 is pressed on a bottom surface of the upper outer frame 1. The utility model discloses an go up casement limit structure includes outline 1, spacing coupler body 2, goes up casement frame 3, reset assembly 4, wherein goes up outline 1, spacing coupler body 2, goes up casement frame 3, reset assembly 4's structural design all very simple, and like this they make just also very easy, and assemble also very convenient, and this helps reducing the component manufacturing degree of difficulty and the equipment degree of difficulty of carrying the sliding window to help improving the manufacturing efficiency who carries the sliding window. Because the limiting hook body 2 comprises the main body part 21, the embedding part 22, the limiting part 23, the operating part 24 and the hook part 25, and the embedding part 22 is of a cylindrical structure, and the radial section of the limiting hole 12 for embedding the embedding part 22 is circular, the limiting hook body 2 can be reliably and effectively embedded on the upper outer frame 1, and the reliability of installing and positioning the limiting hook body 2 is improved. Through the setting of spacing portion 23, can play fine limiting displacement to avoid spacing coupler body 2 to appear the excessive condition of swing. Through the setting of operating portion 24, can the person of facilitating the use stir spacing hook body 2, this helps improving the convenience that spacing hook body 2 operated and used. Through making hook portion 25 be located scarf joint portion 22 under, can be when tab portion 31 presses on hook portion 25 to avoid hook portion 25 to appear the askew condition, this can play very good supporting effect, thereby helps improving the reliability of last casement limit structure. Through the opening of the embedded groove 11, the upper window sash frame 3 is movably embedded in the embedded groove 11, so that a good sealing effect can be achieved, and the reliability of the upper window sash limiting structure is improved. Because the reset component 4 comprises the seat body 41, the top pressure head 42 and the spring 43, the whole structure design of the reset component 4 is very simple and reliable; and set up the installation cavity 411 on the seat body 41, still be equipped with first spacing bulge loop 412, second spacing bulge loop 421 on seat body 41 and top pressure head 42 respectively, the lower extreme of top pressure head 42 is the activity to inlay and adorn in installation cavity 411 again, through the setting of first spacing bulge loop 412, second spacing bulge loop 421, can play fine limiting displacement to top pressure head 42 to help improving the reliability of reset unit 4 top pressure effect, and then help improving the reliability of last casement limit structure. Meanwhile, through the matching of the reset component 4 and the limiting part 23, the limiting hook body 2 can be effectively positioned to a proper position, so that the hook part 25 can be ensured to play a better limiting role on the upper window sash frame 3, and the reliability of the upper window sash limiting structure is improved.

In the actual manufacturing process, the seat body 41 can be formed by fastening two shells together. Alternatively, the base 41 may also adopt a combination structure of a cylinder and a cover, wherein a mounting cavity 411 is formed inside the cylinder, a first limiting convex ring 412 is formed at one end of the cylinder, and the cover is covered at the other end of the cylinder, so that the base 41 is formed.

The upper outer frame 1, the limiting hook body 2 and the upper window sash frame 3 are all made of aluminum profiles. This can improve the convenience of manufacturing them.

As shown in fig. 1, 2 and 5, a top surface of the operating portion 24 is formed with a limiting groove 241, and a lower end of the seat body 41 is fitted into the limiting groove 241. Through the setting of spacing groove 241, can improve the convenience and the accuracy of reset assembly 4 installation location, and can also play fine limiting displacement to reset assembly 4 like this, this helps improving casement limit structure's reliability.

As shown in fig. 1, fig. 2, fig. 5 to fig. 7, the upper window sash limiting structure further includes a locking screw 44, a through hole 242 vertically penetrating through the operating portion 24 is provided at the bottom of the limiting groove 241, a threaded hole 413 is provided on the bottom surface of the base body 41, and the threaded hole 413 and the through hole 242 are communicated with each other in a butt joint manner, a protruding portion 414 is provided on the middle portion of the bottom of the mounting cavity 411, and the threaded hole 413 extends to the protruding portion 414, a spring 43 is further sleeved on the outer side of the protruding portion 414, an abdicating groove 422 is provided on the lower surface of the top head 42, and the abdicating groove 422 is located right above the protruding portion 414, the protruding portion 414 is further movably embedded in the abdicating groove 422, the locking screw 44 is disposed below the operating portion 24, and a threaded end of the locking screw 44 is screwed on the threaded hole 413 after passing through the through. Through the arrangement of the locking screw 44, the locking screw 44 is screwed on the seat body 41 after penetrating through the operating part 24, so that the seat body 41 can be better limited, and the reliability of the installation and the positioning of the resetting component 4 can be further improved. By providing the protrusion 414 and extending the threaded hole 413 to the protrusion 414, the structural strength of the threaded portion can be enhanced, which helps to improve the reliability of the reduction assembly 4. By forming the receding groove 422 on the top pressing head 42 and enabling the protruding portion 414 to be movably embedded in the receding groove 422, the vertical height of the reset assembly 4 can be conveniently controlled, so that the structure of the reset assembly 4 is more compact, the application range of the reset assembly 4 is favorably widened, and the normal use of the reset assembly 4 cannot be influenced by the structure.

As shown in fig. 1, 2 and 7, the top surface of the top pressing head 42 is provided with a circular arc-shaped chamfer 423 at the peripheral edge thereof, so as to reduce the amount of wear, so that the top pressing head 42 can be in more smooth contact with the upper outer frame 1.

As shown in fig. 1 and 3, the bottom surface of the upper outer frame 1 is provided with a first sheet body 14 and a second sheet body 15 which are arranged side by side in a left-right direction, the lower side edge of the right surface of the first sheet body 14 is provided with a third sheet body 16, the third sheet body 16 is horizontally arranged, the right side edge of the third sheet body 16 is provided with a reinforcing part 17, the thickness of the reinforcing part 17 is larger than that of the third sheet body 16, an embedded groove 11 is formed between the reinforcing part 17 and the second sheet body 15, the limiting hole 12 is formed in the reinforcing part 17, the abdicating notch 13 is formed in the bottom surface of the reinforcing part 17, the right surface of the reinforcing part 17 is provided with a first T-shaped clamping groove 171, a first sealing strip 172 is embedded in the first T-shaped clamping groove 171, and the first sealing strip 172 is pressed on the left surface of the upper sash frame 3. The structural design of the upper outer frame 1 is very simple and reliable. By the design of the first sealing strip 172, the sealing performance can be improved.

As shown in fig. 1 and 4, a fourth body portion 32 and a fifth body portion 33 are respectively disposed on the bottom surface of the upper sash frame 3 in a left-right parallel arrangement, a glass locking groove 34 is formed between the fourth body portion 32 and the fifth body portion 33, a right surface of the fourth body portion 32 and a left surface of the fifth body portion 33 are both provided with a tooth-pattern portion 35, a right end of the protruding portion 31 is connected to a lower end of the fourth body portion 32, a left surface and a right surface of the upper sash frame 3 are respectively provided with a second T-shaped locking groove 36 and a third T-shaped locking groove 37, the second T-shaped locking groove 36 is embedded with a second sealing strip 38, the second sealing strip 38 is pressed on a left groove wall of the embedded groove 11, and the third T-shaped locking groove 37 is embedded with a third sealing strip 39, and the third sealing strip 39 is pressed on a right groove wall of the embedded groove 11. The structural design of the upper window sash frame 3 is very simple and reliable. The sealing performance can be improved by the design of the second sealing strip 38 and the third sealing strip 39. Through the setting of profile of tooth portion 35, can play better limiting displacement to the glass adhesive tape to help improving the reliability of glass installation location.

As shown in fig. 1 and 5, the hook portion 25 has a guide slope 251 on the right surface thereof, and the guide slope 251 has an upper side located at the upper right of a lower side thereof, so that the left end of the tab portion 31 can contact the guide slope 251 when the tab portion 31 moves upward. Because the hook part 25 is provided with the guide inclined plane 251, and the left end of the lug part 31 is contacted with the guide inclined plane 251, when the lug part 31 moves upwards, the purpose of automatically ejecting the limit hook body 2 can be achieved, and in addition, the reset component 4 can enable the limit hook body 2 to automatically reset, so that the automatic locking effect can be realized, and the convenience in using the lifting window is improved.

As shown in fig. 1 and 4, the upper window sash limiting structure further includes a contact portion 311, the contact portion 311 is a cylindrical structure, a diameter of the contact portion 311 is greater than a thickness of the tab portion 31, the contact portion 311 extends longitudinally, and the right lower surface of the contact portion 311 is connected to the left side of the tab portion 31, and the contact portion 311 is also capable of contacting the guiding inclined surface 251. With such a structural design, an arc-shaped structure can be formed on the left side edge of the protruding piece portion 31, which can improve the smoothness of contact with the hook portion 25 and effectively reduce the amount of wear, which contributes to improving the reliability of the upper sash limiting structure.

As shown in fig. 1 and 5, a horizontal surface 252 is provided on the top surface of the hook portion 25, and the tab portion 31 is pressed against the horizontal surface 252. Through the setting of horizontal plane 252, can play better supporting effect to help improving limiting effect's reliability.

Claims (8)

1. The utility model provides an use last casement limit structure on vertical sliding window which characterized in that: the window sash window frame comprises an upper outer frame (1), a limiting hook body (2), an upper window sash frame (3) and a reset assembly (4), wherein an embedded groove (11) is formed in the bottom surface of the upper outer frame (1), a limiting hole (12) penetrating through the front surface of the upper outer frame (1) is formed in the front surface of the upper outer frame, the limiting hole (12) is located on the left side of the embedded groove (11), the radial section of the limiting hole (12) is circular, a abdicating notch (13) is formed in the bottom surface of the upper outer frame (1), the abdicating notch (13) extends to the front surface and the rear surface of the upper outer frame (1), the abdicating notch (13) is located under the limiting hole (12), the abdicating notch (13) penetrates into the limiting hole (12), and the width of the abdicating notch (13) is smaller than the diameter of the limiting hole (12); the limiting hook body (2) comprises a main body part (21), an embedding part (22), a limiting part (23), an operating part (24) and a hook part (25), wherein the main body part (21) is composed of an upper sheet body part (211), a middle sheet body part (212) and a lower sheet body part (213), the upper sheet body part (211) and the lower sheet body part (213) are vertically arranged, the upper end width of the upper sheet body part (211) is smaller than the width of the abdicating notch (13), the middle sheet body part (212) is arranged in an inclined plane, the upper side edge of the middle sheet body part (212) is positioned at the upper right side of the lower side edge of the middle sheet body part, the upper side edge and the lower side edge of the middle sheet body part (212) are respectively connected with the lower side edge of the upper sheet body part (211) and the upper side edge of the lower sheet body part (213), the embedding part (22) is of a cylindrical structure, the embedding part (22) is longitudinally arranged, the lower circumferential surface of the embedding part (22) is connected with, the embedded part (22) is rotatably embedded in the limiting hole (12), the rotating central line of the embedded part (22) is the axial central line of the embedded part (22), the limiting part (23) is arranged on the right surface of the upper sheet body part (211), the top surface of the limiting part (23) is pressed on the bottom surface of the upper outer frame (1), the operating part (24) is arranged on the left surface of the upper sheet body part (211), the operating part (24) is positioned at the lower left of the limiting part (23), the hook part (25) is arranged on the right surface of the lower sheet body part (213), and the hook part (25) is positioned right below the embedded part (22); the upper end of the upper window sash frame (3) can be vertically and movably embedded in the embedded groove (11), a protruding piece part (31) which is horizontally arranged is arranged on the left surface of the upper window sash frame (3), and the left end of the protruding piece part (31) is pressed on the top surface of the hook part (25); the reset component (4) comprises a seat body (41), a jacking head (42) and a spring (43), a mounting cavity (411) is arranged on the top surface of the base body (41), a first limit convex ring (412) is arranged on the wall of the opening of the mounting cavity (411), a second limit convex ring (421) is arranged on the circumferential surface of the lower end of the jacking head (42), the spring (43) is vertically arranged in the mounting cavity (411), the lower end of the spring (43) is pressed at the bottom of the mounting cavity (411), the lower end of the top pressure head (42) can vertically and movably penetrate through the mounting cavity (411), the lower end of the top pressure head (42) is pressed on the upper end of the spring (43), the upper surface of the second limit convex ring (421) is pressed on the lower surface of the first limit convex ring (412), the seat body (41) is arranged on the top surface of the operating part (24), and the upper end of the top pressure head (42) is pressed against the bottom surface of the upper outer frame (1).

2. The upper sash limiting structure applied to a vertical sliding window according to claim 1, wherein: the top surface of the operating part (24) is provided with a limiting groove (241), and the lower end of the base body (41) is embedded in the limiting groove (241).

3. The upper sash limiting structure applied to a vertical sliding window according to claim 2, wherein: the lock device also comprises a locking screw (44), a through hole (242) which vertically penetrates through the operation part (24) is formed at the bottom of the limiting groove (241), a threaded hole (413) is formed on the bottom surface of the seat body (41), the threaded hole (413) is communicated with the through hole (242) in a butt joint way, a convex part (414) is arranged on the middle part of the bottom of the mounting cavity (411), the threaded hole (413) extends to the convex part (414), the spring (43) is sleeved outside the convex part (414), the lower surface of the top pressing head (42) is provided with an abdicating groove (422), the abdicating groove (422) is positioned right above the lug boss (414), the lug boss (414) can be movably embedded in the abdicating groove (422), the locking screw (44) is arranged below the operating part (24), and the threaded end of the locking screw (44) is threaded on the threaded hole (413) after passing through the through hole (242).

4. The upper sash limiting structure applied to a vertical sliding window according to claim 1, wherein: go up and be equipped with respectively on the bottom surface of outline (1) and be about being first slice somatic part (14), second slice somatic part (15) that arrange side by side, be equipped with third slice somatic part (16) on the lower side edge of the right surface of first slice somatic part (14) to make third slice somatic part (16) be the level and arrange, be equipped with rib (17) on the right side edge of third slice somatic part (16) to make the thickness of rib (17) be greater than the thickness of third slice somatic part (16), be formed with between rib (17) and second slice somatic part (15) and inlay groove (11), spacing hole (12) are seted up on rib (17), abdication breach (13) are seted up on the bottom surface of rib (17), first T type draw-in groove (171) have been seted up on the right surface of rib (17), inlay in first T type draw-in groove (171) and be equipped with first sealing strip (172), and the first sealing strip (172) is pressed against the left surface of the upper sash frame (3).

5. The upper sash limiting structure applied to a vertical sliding window according to claim 1, wherein: the bottom surface of the upper window sash frame (3) is respectively provided with a fourth body part (32) and a fifth body part (33) which are arranged side by side from left to right, a glass clamping groove (34) is formed between the fourth sheet body part (32) and the fifth sheet body part (33), the right surface of the fourth body part (32) and the left surface of the fifth body part (33) are both provided with a tooth-print part (35), the right end of the convex piece part (31) is connected with the lower end of the fourth piece body part (32), a second T-shaped clamping groove (36) and a third T-shaped clamping groove (37) are respectively arranged on the left surface and the right surface of the upper window sash frame (3), a second sealing strip (38) is embedded in the second T-shaped clamping groove (36), and the second sealing strip (38) is pressed on the left groove wall of the embedding groove (11), a third sealing strip (39) is embedded in the third T-shaped clamping groove (37), and the third seal strip (39) is pressed against the right groove wall of the embedding groove (11).

6. The upper sash limiting structure applied to a vertical sliding window according to claim 1, wherein: a guide inclined surface (251) is arranged on the right surface of the hook part (25), the upper side of the guide inclined surface (251) is positioned at the upper right of the lower side, and when the lug part (31) moves upwards, the left end of the lug part (31) can be contacted with the guide inclined surface (251).

7. The upper sash limiting structure applied to a vertical sliding window according to claim 6, wherein: still include contact site (311), contact site (311) are cylindrical structure, the diameter of contact site (311) is greater than the thickness of lug portion (31), contact site (311) are longitudinal extension to make the right lower surface of contact site (311) meet the left side of lug portion (31), still make contact site (311) can contact with guide inclined plane (251).

8. The upper sash limiting structure applied to a vertical sliding window according to claim 1, wherein: a horizontal surface (252) is provided on the top surface of the hook portion (25), and the tab portion (31) is pressed against the horizontal surface (252).

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