CN214616141U - Sliding door with limiting device and capable of being opened horizontally - Google Patents

Abstract

The utility model relates to a but take stop device's flat-open push-and-pull door, it includes the door opening, install in the threshold of door opening bottom, slide in the first slider of threshold, the rigid coupling is in the fixed axle of first slider roof, rotate and connect door body and spacing subassembly on the fixed axle, be provided with the first spout that is used for first slider to slide on the threshold, the mounting groove has been seted up to one side that the roof of the door body is close to the fixed axle, spacing dish that is fixed in the fixed axle lateral wall is established including the cover to spacing subassembly, the inserted block in the mounting groove and be used for connecting the spring of the mounting groove of inserted block and the door body, a plurality of and inserted block grafting complex slots have been seted up to the diapire of spacing dish, the circumference equidistance interval setting of spacing dish is followed to a plurality of slots of spacing dish, spine portion has been seted up to the roof of inserted block, the degree of depth of slot of spacing dish is less than the length of spine portion of inserted block. This application has and is convenient for carry out spacing effect to the door body when the door body is in half the state of opening.

Description

Sliding door with limiting device and capable of being opened horizontally

Technical Field

The application relates to the technical field of sliding doors, in particular to a side-hung sliding door with a limiting device.

Background

The sliding door is a common household door which can be opened and closed in a sliding mode, and a plurality of door bodies which can be opened in other modes are designed for reducing the probability that the sliding door cannot be opened due to the fact that the sliding way of the sliding door is blocked.

The related art can refer to the chinese utility model patent with the publication number CN207296763U, the sliding door comprises a wall body, wherein an opening is formed in the outer wall of the front side of the wall body, two groups of door bodies are arranged on the outer wall of the front side of the wall body, the opening is positioned right behind the two groups of door bodies, the outer wall of the right side of the left door body is attached to the outer wall of the left side of the right door body, mounting blocks are arranged on the inner walls of the tops of the left and right sides of the opening, the front ends of the mounting blocks are connected with first sliding blocks, first sliding grooves are formed in the outer wall of the top of the rear side of the door body, an operator pushes the door body backwards to enable the door body to rotate, and the first sliding blocks are positioned in the rotating grooves, through the expansion of the supporting spring, the push block pushes the connecting rope forwards, the connecting rope pulls the fixing block to move out of the fixing hole, the outer door and the inner door are connected and loosened, and therefore the door body can be folded when rotating.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: above-mentioned door body is at the in-process of upset, and when the door body was in half state of opening, the door body was because of lacking stop device this moment to can continue the upset, and then probably bump with the wall body, thereby cause the damage to the door body.

SUMMERY OF THE UTILITY MODEL

In order to be convenient for carry on spacingly to the door body when the door body is in half open mode, this application provides a but flat-open push-and-pull door of taking stop device.

The application provides a but take stop device's flat-open push-and-pull door adopts following technical scheme:

a side-hung sliding door with a limiting device comprises a door opening arranged on one side of a wall body, a doorsill arranged at the bottom of the door opening, a first sliding block sliding on the doorsill along the horizontal direction, a fixed shaft vertically arranged and fixedly connected to the top wall of the first sliding block, a door body rotationally connected to the fixed shaft through a connecting lug, and a limiting assembly for limiting the rotating angle of the door body, wherein a first sliding groove for sliding the first sliding block is arranged on the doorsill, a mounting groove is formed in one side, close to the fixed shaft, of the top wall of the door body, the limiting assembly comprises a limiting disc fixed on the side wall of the fixed shaft and in a semicircular disc shape, an insert block sliding in the mounting groove of the door body along the vertical direction and a spring for connecting the insert block and the mounting groove of the door body, the straight part of the limiting disc faces the wall body and is parallel to the wall body, and a plurality of slots in plug-in fit with the insert block are formed in the bottom wall of the limiting disc, the plurality of slots of the limiting disc are arranged at equal intervals along the circumferential direction of the limiting disc, the top wall of the insertion block is provided with a spine part, and the depth of each slot of the limiting disc is smaller than the length of the spine part of the insertion block; and a handle is arranged on the outer side wall of one end, far away from the fixed shaft, of the door body.

Through adopting above-mentioned technical scheme, when operating personnel rotated the door body through the handle, the inserted block was pegged graft in the slot of spacing dish in proper order under the combined action of the slot of spring, spacing dish and the spine portion of inserted block, rotated to suitable angle back when the door body, and the door body was in half the state of opening this moment, and the inserted block is pegged graft in the slot of spacing dish to carry on spacingly to the door body.

Preferably, the lateral wall of the mounting groove both sides of the door body has all been seted up the dovetail, the lateral wall of inserted block both sides all is provided with the dovetail, the dovetail slides in the dovetail of the door body along vertical.

By adopting the technical scheme, the dovetail groove of the door body has a guiding effect on the dovetail block, so that the stability of the insert block in the mounting groove of the door body during sliding is improved.

Preferably, each side wall of the dovetail block is embedded with a ball, the ball is rotationally connected to the dovetail block, and the side wall of the ball can be in contact with a dovetail groove of the door body.

Through adopting above-mentioned technical scheme, the rigid contact between the dovetail block of ball has been alleviateed in the setting of ball and the dovetail of the door body to the stationarity when the inserted block slided in the mounting groove of the door body has further been improved.

Preferably, a sliding groove extending vertically is formed in one side, close to the handle, of the door body, the sliding groove of the door body is communicated with the bottom end of the door body, an inserting rod is connected to the sliding groove of the door body in a sliding manner vertically, a reset spring is fixedly connected to the top end of the inserting rod, the top end of the reset spring is fixedly connected to the inner top wall of the sliding groove of the door body, a threaded rod is connected to one side, close to the handle, of the outer side wall of the door body in a threaded manner, a knob is fixedly connected to one end, extending to the outer side of the door body, of the threaded rod, a driving block is rotatably connected to one end, extending to the sliding groove of the door body, a bevel edge inclining upwards is formed in one end, away from the threaded rod, of the inserting rod, close to the side wall of the driving block, a driving groove is formed in the side wall of the inserting rod, the bevel edge is abutted to the driving groove of the inserting rod and can slide relatively, and a plurality of limiting grooves are formed in the top wall of the doorsill, the limiting grooves of the threshold are arranged at intervals along the length direction of the threshold, and the inserted bar is in inserted connection with the limiting grooves of the threshold.

Through adopting above-mentioned technical scheme, when needs make the door body open along the horizontal direction, operating personnel promotes the door body to the direction of keeping away from the door opening through the handle, promote to suitable position back when the door body, the rotatable knob drive threaded rod of operating personnel rotates, the threaded rod rotates the drive piece and removes to one side that is close to the inserted bar, the inserted bar moves down under the combined action in the hypotenuse of drive piece and the drive groove of inserted bar, until the inserted bar injects the spacing inslot of threshold, thereby be convenient for regulate and control the flat-open degree of the door body.

Preferably, the lateral wall of door body bottom is provided with first mark line, first mark line and inserted bar collineation set up, the lateral wall of threshold is provided with a plurality of second mark lines, and is a plurality of the second marks the line and sets up along the length direction interval of threshold, and every the second marks the line and the spacing groove one-to-one setting of threshold.

By adopting the technical scheme, the first marking line is used for indicating the position of the inserted bar, and the second marking line is used for indicating the position of the limiting groove of the doorsill, so that an operator can conveniently insert the inserted bar into the limiting groove of the doorsill.

Preferably, a cushion pad is installed on the side wall, away from the door body, of the first sliding block.

Through adopting above-mentioned technical scheme, when operating personnel when keeping away from the direction promotion door body of door opening, the setting of blotter has alleviateed the first spout of first slider and threshold and has kept away from the rigid contact between the inside wall of door opening.

Preferably, the lateral wall that the blotter is close to first slider integrated into one piece has the card strip, the lateral wall that first slider is kept away from the door body is seted up and is used for imbedding the draw-in groove that blocks the strip.

Through adopting above-mentioned technical scheme, the blotter inlays through the card strip and locates in the draw-in groove of first slider, and loading and unloading are convenient to be convenient for change the blotter.

Preferably, a guide post is arranged on the wall body and right above the threshold, the guide post and the threshold are arranged in parallel, a second sliding block is fixedly connected to the top end of the fixed shaft, and a second sliding groove used for the second sliding block to slide along the horizontal direction is formed in the bottom wall of the guide post.

By adopting the technical scheme, when the door body moves towards the direction far away from the door opening, the second sliding block slides in the second sliding groove of the guide post along the horizontal direction, and meanwhile, the first sliding block slides in the first sliding groove of the threshold along the horizontal direction, so that the stability of the door body during moving is improved.

Preferably, the first sliding block is fixed on the doorsill through a butterfly bolt, a first threaded hole in threaded connection with the butterfly bolt is formed in the side wall of the first sliding block, a plurality of second threaded holes in threaded connection with the butterfly bolt are formed in the side wall of the doorsill, and the plurality of second threaded holes of the doorsill are arranged at equal intervals along the length direction of the doorsill.

Through adopting above-mentioned technical scheme, when needs make the flat-open of a body, operating personnel accessible handle promotes a body to the direction of keeping away from the door opening, and after the door body promoted suitable position, operating personnel accessible butterfly bolt was fixed first slider on the threshold to be convenient for regulate and control the flat-open degree of a body.

Preferably, a marking line is arranged on the connecting lug right above the first threaded hole corresponding to the first sliding block.

Through adopting above-mentioned technical scheme, the setting of marking line is convenient for operating personnel to observe the position of the first screw hole of first slider to the operating personnel of being convenient for aligns the second screw hole of first screw hole and threshold of slider.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when an operator rotates the door body through the handle, the insertion blocks are sequentially inserted into the slots of the limiting disc under the combined action of the springs, the slots of the limiting disc and the spine parts of the insertion blocks, after the door body rotates to a proper angle, the door body is in a half-open state, and the insertion blocks are inserted into the slots of the limiting disc, so that the door body is limited;

2. when the door body needs to be opened along the horizontal direction, an operator pushes the door body away from the door opening through the handle, after the door body is pushed to a proper position, the operator can rotate the knob to drive the threaded rod to rotate, the threaded rod rotates to drive the driving block to move towards one side close to the inserted link, and the inserted link moves downwards under the combined action of the bevel edge of the driving block and the driving groove of the inserted link until the inserted link is inserted into the limiting groove of the threshold, so that the flat opening degree of the door body can be conveniently regulated and controlled;

3. when the door body moves towards the direction far away from the door opening, the second sliding block slides in the second sliding groove of the guide post along the horizontal direction, and meanwhile, the first sliding block slides in the first sliding groove of the threshold along the horizontal direction, so that the stability of the door body during moving is improved.

Drawings

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

Fig. 2 is a partial sectional view of a door body according to embodiment 1 of the present application.

Fig. 3 is a schematic structural diagram of a limiting assembly in embodiment 1 of the present application.

Fig. 4 is a schematic view of the overall structure of embodiment 2 of the present application.

Fig. 5 is a schematic structural view of the rocker, the first slider, and the cushion pad in embodiment 2 of the present application.

Description of reference numerals: 1. a wall body; 2. a door opening; 3. a threshold; 31. a first chute; 32. a second threaded hole; 4. a first slider; 41. a first threaded hole; 42. a card slot; 5. a fixed shaft; 6. a door body; 61. connecting lugs; 611. marking a line; 62. mounting grooves; 63. a dovetail groove; 7. a butterfly bolt; 8. a limiting component; 81. a limiting disc; 811. a slot; 82. inserting a block; 821. a spike portion; 83. a spring; 84. a dovetail block; 85. a ball bearing; 91. a cushion pad; 911. clamping the strip; 92. a guide post; 921. a second chute; 93. a second slider; 94. a handle; 101. a sliding groove; 102. inserting a rod; 103. a return spring; 104. a threaded rod; 105. a knob; 106. a drive block; 107. a bevel edge; 108. a drive slot; 109. a limiting groove; 110. a first marking line; 111. the second marking line.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses a side-hung sliding door with a limiting device.

Example 1:

referring to fig. 1 and 2, the horizontally-sliding door with a limiting device includes a door opening 2, a door sill 3, a guide post 92, a fixed shaft 5, a door body 6 and a limiting component 8. The door opening 2 is a square hole, and the door opening 2 is arranged on the right side of the wall body 1. The door body 6 is of a rectangular plate-shaped structure, the size of the door body 6 is larger than that of the door opening 2, and when the door body 6 is in a completely closed state, the door body 6 completely covers the door opening 2. The doorsill 3 and the guide post 92 are both rectangular columns, and the doorsill 3 and the guide post 92 are parallel to each other and extend along the length direction of the wall body 1. The threshold 3 is located at the bottom of the door opening 2, the guide post 92 is located at the top of the door opening 2, and the guide post 92 is located directly above the threshold 3.

Referring to fig. 1, 3 and 5, a first sliding groove 31 is formed in a top wall of the rocker 3, and the first sliding groove 31 of the rocker 3 extends along a length direction of the rocker 3. The bottom wall of the guide post 92 is provided with a second sliding slot 921, and the second sliding slot 921 of the guide post 92 extends along the length direction of the guide post 92. The fixed shaft 5 is vertically arranged, the bottom end of the fixed shaft 5 is fixedly connected with a first sliding block 4, the top end of the fixed shaft 5 is fixedly connected with a second sliding block 93, the first sliding block 4 slides in the first sliding groove 31 of the threshold 3 along the length direction of the threshold 3, and the second sliding block 93 slides in the second sliding groove 921 of the guide post 92 along the length direction of the guide post 92. One side of the door body 6 close to the fixed shaft 5 is fixedly connected with two connecting lugs 61, one connecting lug 61 is positioned on the upper side of the door body 6, the other connecting lug 61 is positioned on the lower side of the door body 6, and the two connecting lugs 61 are rotatably connected to the fixed shaft 5. In order to facilitate pushing the door body 6, a handle 94 is mounted at one end of the door body 6, which is far away from the side wall of the door opening 2 and far away from the fixed shaft 5. When the operator pushes the door body 6 in the direction far away from the door opening 2, the door opening 2 can be gradually opened.

Referring to fig. 5, in order to reduce the rigid contact between the left side wall of the first slider 4 and the left side wall of the first chute 31 of the rocker 3, a cushion pad 91 is mounted to the left side wall of the first slider 4, and the cushion pad 91 is made of rubber. The side wall of the buffer pad 91 close to the first slide block 4 is integrally formed with a clamping strip 911, and the cross section of the clamping strip 911 is in a T shape. The left side wall of first slider 4 has seted up draw-in groove 42, and the cross section of draw-in groove 42 of first slider 4 is the T shape, and the both ends of draw-in groove 42 of first slider 4 communicate with the top and the bottom of first slider 4 respectively. An operator can insert the card strip 911 into the card slot 42 of the first slider 4 from top to bottom, and when the card strip 911 is inserted into the card slot 42 of the first slider 4, the card strip 911 is in a compressed state. The buffer pad 91 is embedded into the clamping groove 42 of the first slide block 4 through the clamping strip 911, so that the assembly and disassembly are convenient, and the buffer pad 91 is convenient to replace.

Referring to fig. 1 and 2, when the door 6 is opened in the horizontal direction, in order to limit the door 6, a sliding groove 101 is formed in the door 6 on a side close to the handle 94, and the sliding groove 101 of the door 6 has a quadrangular prism-shaped groove body structure. The sliding groove 101 of the door body 6 extends vertically, and the sliding groove 101 of the door body 6 is communicated with the bottom end of the door body 6. An insert rod 102 is connected to the sliding groove 101 of the door body 6 in a sliding manner, and the insert rod 102 is a square rod. The top end of the inserted link 102 is fixedly connected with a return spring 103, the return spring 103 is coaxially arranged with the inserted link 102, and the top end of the return spring 103 is fixedly connected with the inner top wall of the sliding groove 101 of the door body 6. Under the action of the return spring 103, the bottom end of the inserted link 102 is flush with the bottom end of the door body. A threaded rod 104 is connected to the outer side wall of the door body 6 at one side close to the handle 94 through threads, and a knob 105 is fixedly connected to one end of the threaded rod 104 extending to the outer side of the door body 6. One end of the threaded rod 104 extending into the sliding groove 101 of the door body 6 is rotatably connected with a driving block 106 through a bearing, the driving block 106 is a rectangular block, one end of the driving block 106 far away from the threaded rod 104 is provided with a bevel edge 107, and the bevel edge 107 of the driving block 106 is arranged in an upward inclined mode. In order to facilitate the downward movement of the driving inserted link 102, a driving groove 108 is formed in the side wall of the inserted link 102 close to the driving block 106, the driving groove 108 of the inserted link 102 is a groove body with a right-angled triangle-shaped cross section, the oblique edge of the driving groove 108 of the inserted link 102 is located below the right-angled edge of the driving groove 108 of the inserted link 102, the oblique edge of the driving groove 108 of the inserted link 102 inclines upwards, and the oblique edge 107 of the driving block 106 is abutted to the oblique edge of the driving groove 108 of the inserted link 102 and can slide relatively.

Referring to fig. 1 and 2, the top wall of the threshold 3 is provided with a plurality of limiting grooves 109, the limiting grooves 109 of the threshold 3 are equidistantly arranged along the length direction of the threshold 3, the limiting grooves 109 of the threshold 3 are of a rectangular groove structure, and the limiting grooves 109 of the threshold 3 are located below the door opening 2. The insert rod 102 is fitted in the limit groove 109 of the rocker 3 in an inserting manner, and both sides of the bottom end of the insert rod 102 are provided with oblique edges inclined toward the inner side of the insert rod 102 in order to facilitate the insertion of the insert rod 102 into the limit groove 109 of the rocker 3. In order to align the inserting rod 102 with the limiting groove 109 of the doorsill 3, a first marking line 110 is arranged on the outer side wall of the bottom end of the door body 6, the first marking line 110 is arranged in a collinear manner with the inserting rod 102, and the first marking line 110 is used for indicating the position of the inserting rod 102. The lateral wall of threshold 3 is provided with a plurality of second mark lines 111, and a plurality of second mark lines 111 set up along the length direction equidistance interval of threshold 3, and every second mark line 111 and threshold 3's spacing groove 109 one-to-one sets up, and second mark line 111 is used for instructing threshold 3's spacing groove 109's position.

Referring to fig. 1 and 3, the limiting assembly 8 is used for controlling the turning angle of the door body 6, and the limiting assembly 8 includes a limiting disc 81, an insertion block 82 and a spring 83. Spacing dish 81 is half discoid, and spacing dish 81 cover is established and is fixed in the lateral wall of fixed axle 5, and spacing dish 81 is located between the door body 6 and guide post 92, and spacing dish 81 straight portion is towards wall body 1, and spacing dish 81 straight portion and wall body 1 are parallel to each other and leave the distance between the two. A plurality of slots 811 have been seted up to the diapire of spacing dish 81, and a plurality of slots 811 of spacing dish 81 are cylindric cell body, and a plurality of slots 811 of spacing dish 81 set up along the circumference equidistance interval of spacing dish 81. The mounting groove 62 has been seted up to the roof of the door body 6 and the one side that is close to fixed axle 5, and inserted block 82 and spring 83 are all installed in the mounting groove 62 of the door body 6, and inserted block 82 and the equal vertical setting of spring 83 and the two are coaxial. The top end of the spring 83 is fixedly connected to the bottom end of the insertion block 82, and the bottom end of the spring 83 is fixedly connected to the inner bottom wall of the mounting groove 62 of the door body 6. The insertion block 82 has a cylindrical block structure, a conical spike 821 is provided at the tip of the insertion block 82, and the length of the spike 821 of the insertion block 82 is longer than the depth of the insertion groove 811 of the stopper plate 81. The insertion block 82 vertically slides in the installation groove 62 of the door body 6, and the spike 821 of the insertion block 82 is in insertion fit with the insertion groove 811 of the limiting disc 81.

Referring to fig. 3, in order to improve the stability of the insert block 82 when sliding in the mounting groove 62 of the door 6, the side walls on both sides of the insert block 82 are fixedly connected with dovetail blocks 84, the side walls on both sides of the mounting groove 62 of the door 6 are provided with dovetail grooves 63, the dovetail grooves 63 of the door 6 extend vertically, and the dovetail blocks 84 slide in the dovetail grooves 63 of the door 6 vertically. In order to reduce the rigid contact between the dovetail block 84 and the dovetail groove 63 of the door body 6, the ball 85 is embedded in the side wall of the dovetail block 84, the ball 85 is rotatably connected to the side wall of the dovetail block 84, and the side wall of the ball 85 can contact with the dovetail groove 63 of the door body 6.

The implementation principle of the sliding door capable of being opened and closed with the limiting device in the embodiment of the application is as follows:

when the door body 6 is required to be opened along the horizontal direction, an operator pushes the door body 6 in the direction away from the door opening 2, then the positions of the first marking line 110 and the second marking line 111 are observed, the door body 6 is pushed to a proper position, the operator can rotate the knob 105 to drive the threaded rod 104 to rotate, the threaded rod 104 rotates to drive the driving block 106 to move towards one side close to the inserted link 102, the inserted link 102 moves downwards under the combined action of the bevel edge 107 of the driving block 106 and the bevel edge of the driving groove 108 of the inserted link 102 until the inserted link 102 is inserted into the limiting groove 109 of the threshold 3, so that the door body 1 is limited, and the opening degree of the door body 6 is convenient to regulate.

When the door opening 2 needs to be opened in a mode of turning over the door body 6, an operator can turn over the door body 6 towards a direction far away from the door opening 2, the door body 6 is in the turning process, the insertion block 82 is sequentially and automatically inserted into the insertion groove 811 of the limiting disc 81 under the combined action of the spring 83, the dovetail block 84, the dovetail groove 63 of the door body 6, the insertion groove 811 of the limiting disc 81 and the spine part 821 of the insertion block 82, and when the door body 6 rotates to a proper angle, the insertion block 82 is inserted into the insertion groove 811 of the limiting disc 81 at the moment, so that the door body 6 can be automatically limited.

Example 2:

referring to fig. 4 and 5, the difference between the present embodiment and embodiment 1 is that when the door body 6 needs to be opened in the horizontal direction, in order to facilitate the limit of the door body 6, a butterfly bolt 7 is connected to the threshold 3 in a threaded manner, and the butterfly bolt 7 is used for limiting the first slider 4. The side wall of the first slider 4 away from the door opening 2 is provided with a first threaded hole 41, and the side wall of the threshold 3 is provided with a plurality of second threaded holes 32. The thumb screw 7 may be sequentially screwed into the second screw hole 32 of the rocker 3 and the first screw hole 41 of the first slider 4, thereby restraining the first slider 4. The plurality of second threaded holes 32 of the threshold 3 are arranged on one side of the threshold 3 far away from the door opening 2, and the plurality of second threaded holes 32 of the threshold 3 are arranged at equal intervals along the length direction of the threshold 3. When the first threaded hole 41 of the first sliding block 4 is aligned with the rightmost second threaded hole 32 on the threshold 3, the right side wall of the door body 6 is coplanar with the right side wall of the wall body 1, and the door opening 2 is in a completely closed state at the moment. When the first threaded hole 41 of the first sliding block 4 is aligned with the leftmost second threaded hole 32 of the threshold 3, the right side wall of the door body 6 is coplanar with the left side wall of the door opening 2 of the wall body 1, and the door opening 2 is in a fully opened state. In order to facilitate the alignment of the first threaded hole 41 of the first slider 4 with the second threaded hole 32 of the rocker 3 by an operator, a marking line 611 is provided on the side wall of the engaging lug 61 on the lower side of the door body 6, and the marking line 611 is located directly above the first threaded hole 41 of the first slider 4.

The implementation principle of the sliding door capable of being opened and closed with the limiting device in the embodiment of the application is as follows:

when an operator pushes the door body 6 in a direction away from the door opening 2, the door opening 2 can be gradually opened, then the position between the marking line 611 and the second threaded hole 32 of the door sill 3 is observed, the door body 6 is moved to a proper position, the operator can sequentially connect the butterfly bolt 7 in the second threaded hole 32 of the door sill 3 and the first threaded hole 41 of the first sliding block 4 in a threaded manner, so that the first sliding block 4 is conveniently fixed in the door sill 3, the door body 6 is conveniently limited, and the flat opening degree of the door body 1 can be regulated and controlled.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (10)

1. The utility model provides a but take stop device's flat-open push-and-pull door which characterized in that: including offering in door opening (2) of wall body (1) one side, installing threshold (3) in door opening (2) bottom, slide in first slider (4) of threshold (3), vertical setting and rigid coupling in fixed axle (5) of first slider (4) roof along the horizontal direction, rotate through engaging lug (61) and connect door body (6) on fixed axle (5) and carry out spacing subassembly (8) spacing to the turned angle of door body (6), be provided with first spout (31) that are used for first slider (4) to slide on threshold (3), mounting groove (62) have been seted up to one side that the roof of the door body (6) is close to fixed axle (5), spacing subassembly (8) are fixed in fixed axle (5) lateral wall and are spacing dish (81) of half-circular disk form including the cover, along vertical sliding in mounting groove (62) of the door body (6) inserted block (82) and be used for connecting spring (83) of inserted block (82) and the mounting groove (62) of the door body (6) ) The straight portion of the limiting disc (81) faces the wall body (1) and is parallel to the wall body (1), a plurality of inserting grooves (811) which are matched with the inserting blocks (82) in an inserting mode are formed in the bottom wall of the limiting disc (81), the inserting grooves (811) of the limiting disc (81) are arranged at equal intervals along the circumferential direction of the limiting disc (81), pointed spine portions (821) are formed in the top wall of the inserting blocks (82), and the depth of the inserting grooves (811) of the limiting disc (81) is smaller than the length of the pointed spine portions (821) of the inserting blocks (82); and a handle (94) is arranged on the outer side wall of one end, far away from the fixed shaft (5), of the door body (6).

2. The horizontally-opening sliding door with the limiting device according to claim 1, characterized in that: dovetail grooves (63) are formed in the side walls of the two sides of the mounting groove (62) of the door body (6), dovetail blocks (84) are arranged on the side walls of the two sides of the inserting block (82), and the dovetail blocks (84) slide in the dovetail grooves (63) of the door body (6) along the vertical direction.

3. The horizontally-opening sliding door with the limiting device according to claim 2, wherein: each side wall of the dovetail block (84) is embedded with a ball (85), the ball (85) is rotationally connected to the dovetail block (84), and the side wall of the ball (85) can be in contact with a dovetail groove (63) of the door body (6).

4. The horizontally-opening sliding door with the limiting device according to claim 1, characterized in that: the door is characterized in that a sliding groove (101) extending vertically is formed in one side, close to the handle (94), of the door body (6), the sliding groove (101) of the door body (6) is communicated with the bottom end of the door body (6), an inserting rod (102) is connected in the sliding groove (101) of the door body (6) in a sliding mode along the vertical direction, a reset spring (103) is fixedly connected to the top end of the inserting rod (102), the top end of the reset spring (103) is fixedly connected to the inner top wall of the sliding groove (101) of the door body (6), the outer side wall of the door body (6) is connected with a threaded rod (104) in a threaded mode and close to one side of the handle (94), the threaded rod (104) extends to the outer side of the door body (6) in a fixedly connected mode through a knob (105), one end, extending to the sliding groove (101) of the door body (6) in the threaded rod (104), is rotatably connected with a driving block (106), one end, far away from the threaded rod (106), is provided with an inclined bevel edge (107) inclining upwards, the side wall of inserted bar (102) near drive block (106) has seted up drive groove (108), hypotenuse (107) and drive groove (108) butt of inserted bar (102) and can slide relatively, a plurality of spacing grooves (109) have been seted up to the roof of threshold (3), the length direction interval setting along threshold (3) in a plurality of spacing grooves (109) of threshold (3), inserted bar (102) and the spacing groove (109) grafting cooperation of threshold (3).

5. A flat-open sliding door with a limiting device according to claim 4, characterized in that: the lateral wall of door body (6) bottom is provided with first mark line (110), first mark line (110) and inserted bar (102) collineation setting, the lateral wall of threshold (3) is provided with a plurality of second and marks line (111), and is a plurality of length direction interval setting along threshold (3) is marked to second mark line (111), and every spacing groove (109) one-to-one setting of second mark line (111) and threshold (3).

6. The horizontally-opening sliding door with the limiting device according to claim 1, characterized in that: a buffer pad (91) is installed on the side wall, away from the door body (6), of the first sliding block (4).

7. The horizontally-opening sliding door with the limiting device according to claim 6, wherein: the lateral wall integrated into one piece that blotter (91) are close to first slider (4) has card strip (911), draw-in groove (42) that are used for embedding card strip (911) are seted up to the lateral wall that first slider (4) are kept away from door body (6).

8. The horizontally-opening sliding door with the limiting device according to claim 1, characterized in that: wall body (1) is gone up and is located threshold (3) and be provided with guide post (92) directly over, guide post (92) and threshold (3) parallel arrangement each other, the top rigid coupling of fixed axle (5) has second slider (93), second spout (921) that are used for second slider (93) to slide along the horizontal direction are offered to the diapire of guide post (92).

9. The horizontally-opening sliding door with the limiting device according to claim 1, characterized in that: the sliding door is characterized in that the first sliding block (4) is fixed on the doorsill (3) through a butterfly bolt (7), a first threaded hole (41) in threaded connection with the butterfly bolt (7) is formed in the side wall of the first sliding block (4), a plurality of second threaded holes (32) in threaded connection with the butterfly bolt (7) are formed in the side wall of the doorsill (3), and the plurality of second threaded holes (32) of the doorsill (3) are arranged at equal intervals along the length direction of the doorsill (3).

10. A horizontally-opening sliding door with a limiting device according to claim 9, characterized in that: and a marking line (611) is arranged on the connecting lug (61) right above the first threaded hole (41) corresponding to the first sliding block (4).

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