A reinforced stable combined tooth and tooth holder structure

Abstract

The application discloses a reinforced stable combined type bucket tooth and tooth seat structure and relates to the technical field of engineering machinery parts. The structure comprises a tooth seat body and a bucket tooth body, one side of the bucket tooth body is fixedly connected with a tooth tip, the top and the bottom of the bucket tooth body are fixedly connected with reinforcing ribs, one side of the tooth seat body is fixedly connected with an insertion block, one side of the bucket tooth body is provided with an insertion slot, the insertion block is inserted into the insertion slot, an adding mechanism is arranged in the bucket tooth body, one side of the insertion block is fixedly connected with a top rod, and one side of the insertion slot is fixedly connected with an extension rod. The reinforced stable combined type bucket tooth and tooth seat structure reduces the possibility of friction, reduces the risk of fire or explosion during the excavation and transportation of flammable objects, improves the strength of the bucket tooth through the reinforcing ribs, and prolongs the service life of the bucket tooth.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of engineering machinery parts, in particular to a reinforced and stable combined type bucket tooth and tooth seat structure. BACKGROUND

[0002] The bucket tooth and the tooth seat are mainly applied to heavy equipment such as excavators, loaders and bulldozers, and the heavy equipment plays an important role in engineering construction, mining, agricultural cultivation and emerging fields such as environmental protection and new energy. As key components of the heavy equipment such as the excavators, the loaders and the bulldozers, the bucket tooth and the tooth seat play an important role in multiple fields. They provide strong support for various construction and operation tasks by improving the durability and work efficiency of the equipment. Due to the functional requirements, structural characteristics, economy and maintenance, the bucket tooth and the tooth seat are designed in a detachable form.

[0003] In the existing reinforced and stable combined type bucket tooth and tooth seat structure, if the operation is too violent or a hard object is encountered during the excavation process, the bucket tooth is subjected to excessive impact force, or sparks are generated by friction with the ground, which is a serious safety hazard. Especially in flammable and explosive environments such as coal mines, such sparks may cause fire or explosion accidents, which is very dangerous. SUMMARY

[0004] (I) Technical problems solved

[0005] In view of the deficiencies of the prior art, the application provides a reinforced and stable combined type bucket tooth and tooth seat structure, which solves the problem that if the operation is too violent or a hard object is encountered during the excavation process, the bucket tooth is subjected to excessive impact force, or sparks are generated by friction with the ground, which is a serious safety hazard. Especially in flammable and explosive environments such as coal mines, such sparks may cause fire or explosion accidents, which is very dangerous.

[0006] (II) Technical solutions

[0007] In order to achieve the above purpose, the application is implemented by the following technical solutions: a reinforced and stable combined type bucket tooth and tooth seat structure, comprising a tooth seat body and a bucket tooth body, one side of the bucket tooth body is fixedly connected with a tooth tip, the top and the bottom of the bucket tooth body are fixedly connected with reinforcing ribs, one side of the tooth seat body is fixedly connected with an insertion block, one side of the bucket tooth body is provided with an insertion slot, the insertion block is inserted into the insertion slot, an adding mechanism is arranged in the bucket tooth body, one side of the insertion block is fixedly connected with a top rod, one side of the insertion slot is fixedly connected with a telescopic rod, the telescopic rod is externally sleeved with a tight spring, one end of the tight spring is fixedly connected with the inner wall of the bucket tooth body, and the other end of the tight spring is fixedly connected with the surface of the telescopic rod.

[0008] The adding mechanism comprises an elastic bag, the elastic bag is placed in the inner cavity of the bucket tooth body, the top of the bucket tooth body is provided with an adding slot, one side of the top of the elastic bag is fixedly connected with an adding pipe, the top end of the adding pipe penetrates through the inner wall of the bucket tooth body and extends to the bottom of the adding slot, one side of the elastic bag is fixedly connected with a discharging pipe, one end of the discharging pipe penetrates through the inner wall of the bucket tooth body and penetrates through the tooth tip, the inner part of the bucket tooth body is provided with a through hole, the through hole is located between the inserting slot and the elastic bag, the surface of the elastic bag is fixedly connected with a pressing block, one side of the pressing block is located in the inner part of the through hole, the flame retardant in the elastic bag can play a flame-retardant effect on the tooth tip which is easy to generate sparks by friction, the possibility that the sparks generated by friction ignite the flammable objects such as coal mines is reduced, thereby the safety of the bucket tooth body in use is improved, and the bucket tooth body can be restored to the original position after being extruded by the action of the moving slot, the telescopic rod and the abutting spring, meanwhile, the elastic bag is also restored to the original state.

[0009] Preferably, the top and bottom of the through hole are provided with limiting grooves, the top and bottom of the pressing block are fixedly connected with limiting blocks, the limiting blocks are slidingly connected in the inner part of the limiting grooves, one end of the top rod extends to the inner part of the through hole, the limiting grooves and the limiting blocks can limit the pressing block, preventing the pressing block from being pushed into the inner cavity where the elastic bag is placed by the top rod so that the pressing block cannot be easily extruded by the top rod.

[0010] Preferably, the transverse section of the adding pipe is fixedly connected with a bellows, when the elastic bag is extruded, the adding pipe is also moved, the bellows can make the transverse section of the adding pipe adaptively lengthen or shorten, preventing the position of the adding pipe from being deviated by the elastic bag, so that the adding pipe is more stable in use.

[0011] Preferably, the inner part of the adding slot is fixedly connected with a limiting ring, the inner top side of the adding slot is plugged with an isolation cover, the surface of the isolation cover is provided with air holes, the top of the isolation cover is fixedly connected with a pinch block, the adding slot can increase the contact area when the adding pipe adds liquid, so that the flame retardant can flow into the adding pipe more easily, the air holes can adjust the air pressure difference between the elastic bag and the outside, facilitating the elastic bag to return to the original state, and the isolation cover can prevent dust particles from the outside from entering the adding slot and blocking the adding pipe.

[0012] Preferably, one side of the tooth tip is provided with a first guide slot, the two sides of the first guide slot are provided with second guide slots, the surface of the tooth tip is coated with a flame-retardant material, the setting of the first guide slot and the second guide slot can make the flame retardant easily spread to the position where the tooth tip contacts the coal mine, and the coated flame-retardant material can further improve the flame-retardant effect of the tooth tip.

[0013] Preferably, the inner middle part of the first guide groove is fixedly connected with a baffle, the baffle is located on one side of the discharge pipe, and the baffle can make the flame retardant discharged by the discharge pipe flow to the inside of the first guide groove.

[0014] Preferably, one side of the tooth holder body is fixedly connected with an extension groove, one side of the tooth body is fixedly connected with an extension block, one side of the extension block is slidably connected to the inside of the extension groove, the extension groove is located around the insertion block, and the extension block is located around the insertion groove. The setting of the extension groove and the extension block can enhance the relevance between the tooth holder body and the tooth body, and indirectly enhance the performance between the tooth body and the tooth holder body.

[0015] Preferably, the top and bottom of the insertion block are provided with a moving groove, the top and bottom of the tooth body are provided with a mounting hole, and the top and bottom of the tooth body are provided with a threaded groove.

[0016] Preferably, the inside of the mounting hole is inserted with a mounting pin, the bottom end of the mounting pin passes through the mounting hole and extends to the inside of the moving groove, and the top end of the mounting pin is fixedly connected with a mounting plate.

[0017] Preferably, the top of the mounting plate is provided with a threaded hole, and the threaded hole and the inside of the threaded groove are threadedly connected with a bolt.

[0018] The setting of the moving groove can make the mounting pin move relative to the moving groove, so that the mounting pin can also move relative to the moving groove when the tooth body is extruded and moved. By inserting the insertion block into the insertion groove and fixing the mounting pin, the tooth body and the tooth holder body are connected. When the elastic bag is extruded, the mounting pin can be adaptively moved in the moving groove, and the tooth body is replaced. When the bolt is unscrewed, the mounting pin is taken out of the tooth body, and then the insertion block is taken out of the insertion groove. Thus, the tooth body is detached from the tooth holder body. When a new tooth body is replaced, the insertion block is inserted into the insertion groove, and the extension block is inserted into the extension groove. Then the mounting pin is inserted into the mounting hole, and the mounting pin is fixed by the bolt. Thus, the replacement of the tooth body can be completed, which is simple and convenient.

[0019] (Three) beneficial effects

[0020] The application provides a reinforced and stable combined tooth and tooth holder structure. The application has the following beneficial effects:

[0021] (One), the reinforced stable combination type tooth and tooth holder structure, through the top rod to the extrusion block moves, the extrusion block extrudes to the elastic bag, so that the flame retardant in the elastic bag is extruded through the discharge pipe, the extruded flame retardant is easy to rub the part of the tooth tip and is flame retarded, so as to prevent the generation of sparks caused by friction, avoid the fire caused by the spark of the bucket tooth body in the excavation of coal mine and other flammable objects as much as possible, improve the safety of the bucket tooth in the excavation of flammable objects.

[0022] (Two), the reinforced stable combination type tooth and tooth holder structure, through the setting of the first guide groove and the second guide groove, the flame retardant can be accurately guided to the part of the tooth tip in contact with the coal mine, so that the flame retardant is evenly distributed in the part of the tooth tip easy to rub and generate fire, improve the utilization rate of the flame retardant, and the flame retardant material coated on the tooth tip can further improve the flame retardant performance of the tooth tip, improve the safety of the bucket tooth in use.

[0023] (Three), the reinforced stable combination type tooth and tooth holder structure, through the setting of the plug, the slot and the mounting pin, the worn bucket tooth can be conveniently replaced and used, so that the bucket tooth can be in the state of excavation performance.

[0024] (Four), the reinforced stable combination type tooth and tooth holder structure, through the extension groove and the extension block, the contact area between the bucket tooth and the tooth holder can be increased, so that the stability of the connection between the bucket tooth and the tooth holder is improved, and the strength of the bucket tooth is increased through the setting of the reinforcing rib, so that the service life of the bucket tooth is prolonged. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 It is the overall structure diagram of the present application;

[0026] Figure 2 It is the overall internal structure diagram of the present application;

[0027] Figure 3 It is the internal structure diagram of the bucket tooth body of the present application;

[0028] Figure 4 It is the enlarged view of A in the present application Figure 3

[0029] Figure 5 It is the structure diagram of the bellows of the present application;

[0030] Figure 6 It is the structure diagram of the opening of the isolation cover of the present application;

[0031] Figure 7 It is the structure diagram of the tooth tip surface of the present application;

[0032] Figure 8 It is the enlarged view of A in the present application Figure 3 ​An enlarged view of the middle B;

[0033] Figure 9 A structure diagram of the side of the tooth body of the present application;

[0034] Figure 10 A structure diagram of the side of the tooth body of the present application.

[0035] In the figure: 1, tooth body; 2, tooth body; 3, tooth tip; 4, reinforcing rib; 5, plug; 6, plug-in slot; 7, adding mechanism; 71, elastic bag; 72, adding slot; 73, adding pipe; 74, discharge pipe; 75, through hole; 76, extrusion block; 77, limiting groove; 78, limiting block; 79, corrugated pipe; 710, limiting ring; 711, insulation cover; 712, air hole; 713, pinch block; 8, ejector rod; 9, telescopic rod; 10, abutting spring; 11, first guide groove; 12, second guide groove; 13, baffle; 14, extension slot; 15, extension block; 16, moving slot; 17, mounting hole; 18, threaded groove; 19, mounting pin; 20, mounting plate; 21, threaded hole; 22, bolt. DETAILED DESCRIPTION

[0036] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0037] Reference Figures 1-10 The present application provides a technical solution: a reinforced and stable combined tooth and tooth seat structure, which comprises a tooth body 1 and a tooth body 2, one side of the tooth body 2 is fixedly connected with a tooth tip 3, the top and bottom of the tooth body 2 are fixedly connected with reinforcing ribs 4, one side of the tooth body 1 is fixedly connected with a plug 5, one side of the tooth body 2 is provided with a plug-in slot 6, the plug 5 is inserted into the inside of the plug-in slot 6, the inside of the tooth body 2 is provided with an adding mechanism 7, one side of the plug 5 is fixedly connected with an ejector rod 8, one side of the inside of the plug-in slot 6 is fixedly connected with a telescopic rod 9, the outside of the telescopic rod 9 is sleeved with an abutting spring 10, one end of the abutting spring 10 is fixedly connected to the inner wall of the tooth body 2, the other end of the abutting spring 10 is fixedly connected to the surface of the telescopic rod 9;

[0038] The adding mechanism 7 comprises an elastic bag 71 which is placed in the inner cavity of the bucket tooth body 2, the top of the bucket tooth body 2 is provided with an adding groove 72, one side of the top of the elastic bag 71 is fixedly connected with an adding pipe 73, the top end of the adding pipe 73 penetrates through the inner wall of the bucket tooth body 2 and extends to the bottom of the adding groove 72, one side of the elastic bag 71 is fixedly connected with a discharging pipe 74, one end of the discharging pipe 74 penetrates through the inner wall of the bucket tooth body 2 and penetrates through the tooth tip 3, the inner part of the bucket tooth body 2 is provided with a through hole 75 which is located between the inserting groove 6 and the elastic bag 71, the surface of the elastic bag 71 is fixedly connected with a pressing block 76, one side of the pressing block 76 is located in the inner part of the through hole 75.

[0039] The side of the tooth seat body 1 is welded on the edge of the bucket, then the inserting block 5 is inserted into the inserting groove 6, then the tooth seat body 1 and the bucket tooth body 2 are connected through the installing pin 19, the strength of the bucket tooth body 2 can be strengthened through the effect of the reinforcing rib 4, the service life of the bucket tooth body 2 is improved, when the bucket tooth body 2 is used to dig the coal mine and other materials, the bucket tooth body 2 is pressed, so that the jack 8 moves to the pressing block 76, the pressing block 76 presses to the elastic bag 71, so that the flame retardant in the inner part of the elastic bag 71 is extruded through the discharging pipe 74, the extruded flame retardant can extinguish the fire in the part of the tooth tip 3 which is easy to rub, so as to prevent the spark generated by the friction, avoid the fire caused by the spark generated by the bucket tooth body 2 when digging the coal mine and other flammable objects, improve the safety of the bucket tooth when digging the flammable objects, when the flame retardant in the inner part of the elastic bag 71 is not much, the flame retardant can be added into the elastic bag 71 through the adding groove 72 and the adding pipe.

[0040] The top and bottom of the through hole 75 are provided with limiting grooves 77, the top and bottom of the pressing block 76 are fixedly connected with limiting blocks 78, the limiting blocks 78 are slidingly connected in the inner part of the limiting grooves 77, one end of the jack 8 extends to the inner part of the through hole 75, through the setting of the limiting grooves 77 and the limiting blocks 78, the moving position of the pressing block 76 can be limited, that is, it is ensured that the pressing block 76 can move in the inner part of the through hole 75, and the pressing block 76 is prevented from moving into the inner cavity of the elastic bag 71 and being difficult to take out.

[0041] The transverse section of the adding pipe 73 is fixedly connected with a corrugated pipe 79, when the pressing block 76 presses the elastic bag 71, the surface of the elastic bag 71 is deformed, and when the elastic bag 71 is deformed, the top adding pipe transverse part will move left and right, therefore, through the setting of the corrugated pipe 79, the left and right movement of the adding pipe transverse section can be facilitated and the displacement of other parts of the adding pipe is not affected, the stability of the adding pipe in use is ensured.

[0042] The inside of the adding groove 72 is fixedly connected with a limiting ring 710, the top side of the inside of the adding groove 72 is plugged with an isolation cover 711, the surface of the isolation cover 711 is provided with an air hole 712, the top of the isolation cover 711 is fixedly connected with a pinch block 713, the pinch block 713 can be conveniently held and opened and closed by hand, and is more convenient to use, the adding groove 72 can be covered by the isolation cover 711 to prevent it from being blocked by small coal mines, the limiting ring 710 prevents the isolation cover 711 from collapsing into the adding groove 72, and the isolation cover 711 can be accurately flush with the surface of the tooth body 2 when covered, so that the excess material is not easily scraped off due to unevenness when excavating coal mines, and the overall appearance is more beautiful, because there is a pressure difference between the elastic bag 71 and the outside world, when the elastic bag 71 is extruded and needs to rebound, the air outside enters the elastic bag 71 through the small hole, so that the internal and external air pressure is consistent, thereby enabling the elastic bag 71 to quickly rebound, avoiding affecting the next extrusion, the flame retardant in the elastic bag 71 can be an inorganic salt flame retardant such as aluminum hydroxide and magnesium hydroxide, which can decompose and absorb heat at high temperature, while producing water vapor to dilute combustible gas, thereby playing a flame-retardant role, because high temperature is generated when the tooth body 2 and the material collide or rub, thereby effectively playing a flame-retardant role.

[0043] The tooth tip 3 is provided with a first guide groove 11 on one side, a second guide groove 12 is provided on both sides of the first guide groove 11, and the surface of the tooth tip 3 is coated with a flame-retardant material. The extruded flame-retardant agent enters the first guide groove 11 and then enters the second guide groove 12, so that the flame-retardant agent can be spread to each position of the tooth tip 3, and the tooth tip 3 can be maximized to contact the flame-retardant agent as much as possible to improve the flame-retardant effect. The flame-retardant material can be acrylic flame-retardant paint or silicate flame-retardant paint.

[0044] The inner side of the first guide groove 11 is fixedly connected with a baffle 13 in the middle, and the baffle 13 is located on one side of the discharge pipe 74. The flame-retardant agent discharged through the discharge pipe 74 flows along the two sides of the first guide groove 11 under the blocking action of the baffle 13 and then enters the second guide groove 12, which can prevent part of the flame-retardant agent from being directly discharged from one end of the discharge pipe 74, thereby saving the use of the flame-retardant agent.

[0045] The side of the tooth holder body 1 is fixedly connected with an extension groove 14, one side of the tooth body 2 is fixedly connected with an extension block 15, one side of the extension block 15 is slidably connected in the inside of the extension groove 14, the extension groove 14 is located around the plug 5, the extension block 15 is located around the plug groove 6, when the extension block 15 is inserted into the inside of the extension groove 14, the correlation between the tooth body 2 and the tooth holder body 1 can be increased, so that the tooth body 2 and the tooth holder body 1 are more stable during operation, and most of the coal mine can be blocked by the extension block 15 from entering the moving groove 16 or the edge of the plug 5 and the plug groove 6, preventing the coal mine from entering the inside of the moving groove 16 and affecting its normal use, and also preventing the coal mine from entering the edge of the plug 5 and the plug groove 6 and affecting the fit of the plug 5 into the plug groove 6.

[0046] The top and bottom of the plug 5 are provided with a moving groove 16, the top and bottom of the tooth body 2 are provided with a mounting hole 17, and the top and bottom of the tooth body 2 are provided with a threaded groove 18.

[0047] The inside of the mounting hole 17 is inserted with a mounting pin 19, the bottom end of the mounting pin 19 passes through the mounting hole 17 and extends into the inside of the moving groove 16, and the top end of the mounting pin 19 is fixedly connected with a mounting plate 20.

[0048] The top of the mounting plate 20 is provided with a threaded hole 21, and the threaded hole 21 and the inside of the threaded groove 18 are threadedly connected with a bolt 22.

[0049] By inserting the plug 5 into the plug groove 6 and fixing it with the mounting pin 19, the tooth body 2 and the tooth holder body 1 are connected, and when the elastic bag 71 is pressed by the setting of the moving groove 16, the mounting pin 19 can be relatively moved in the moving groove 16, and the tooth body 2 is replaced, the bolt 22 is unscrewed, then the mounting pin 19 is taken out from the tooth body 2, then the plug 5 is taken out from the plug groove 6, thereby the tooth body 2 is detached from the tooth holder body 1, and the new tooth body 2 is replaced, the plug 5 is inserted into the plug groove 6, the extension block 15 is inserted into the extension groove 14, then the mounting pin 19 is inserted into the mounting hole 17 and fixed by the bolt 22, thereby the replacement of the tooth body 2 can be completed, which is simple and convenient.

[0050] Working time: through the way of welding, one side of the tooth seat body 1 is welded to the bucket, then the plug 5 is inserted into the slot 6, at the same time, the extension block 15 is inserted into the extension slot 14, then the mounting pin 19 is inserted into the moving slot 16 through the mounting hole 17, and the bolt 22 is screwed into the threaded hole 21 and the threaded slot 18, so that the mounting plate 20 can fix the mounting pin 19 in the bucket tooth body 2, at this time, the mounting pin 19 is fixed, the telescopic rod 9 is driven by the abutting spring 10 to abut against the plug 5, so that the mounting pin 19 moves relatively to the rightmost side of the moving slot 16, the insulating cover 711 is opened by holding the pinch block 713, and the flame retardant is added to the elastic bag 71 through the adding pipe, the adding slot 72 is provided to make it easier for people to add the flame retardant to the adding pipe, then the insulating cover 711 is closed, the limiting ring 710 is provided to prevent the insulating cover 711 from collapsing downward of the adding slot 72, when the bucket is used to dig and transport coal mines, the position of the tooth seat body 1 relative to the bucket does not change when the bucket tooth body 2 digs coal mines, due to the extrusion of the bucket tooth body 2 during excavation, the bucket tooth body 2 moves upward relative to the tooth seat body 1, at this time, the top rod 8 moves in the through hole 75 and extrudes the extrusion block 76, at the same time, the extrusion block 76 extrudes the elastic bag 71 on one side, after the elastic bag 71 is extruded, the flame retardant in it is extruded out through the discharge pipe 74, and due to the effect of the baffle 13, the flame retardant flows into the first guide slot 11, then through the second guide slot 12, so that the flame retardant is distributed on the surface of the tooth tip 3, thereby reducing the probability of sparks generated by friction of the bucket tooth body 2 when it contacts the coal mine during excavation, thereby improving the safety of the bucket tooth body 2 in use, when the bucket tooth body 2 is dug up, due to the weakening and disappearance of the extrusion force on the bucket tooth body 2 during excavation, the telescopic rod 9 is driven by the abutting spring 10 to push the plug 5 back to the original position, that is, the bucket tooth body 2 and the tooth seat body 1 are extended, the mounting pin 19 is located at the rightmost side of the moving slot 16, and the bucket tooth body 2 is extruded and releases a small amount of flame retardant each time, so that the flame retardant released once is not slowly contaminated on the surface of the coal mine, thereby avoiding the situation that the flame retardant is not released once is slowly contaminated on the surface of the coal mine, and the flame retardant effect is not good, when the bucket tooth body 2 is not used, the elastic bag 71 is not extruded, so that the flame retardant is not extruded, achieving the purpose of extruding as needed, and the flame retardant layer on the tooth tip 3 can further reduce the possibility of sparks generated by friction, thereby improving the safety of the bucket tooth body 2 in use, when the flame retardant in the elastic bag 71 is not enough, the insulating cover 711 can be opened and the flame retardant can be continuously added, when the bucket tooth body 2 needs to be replaced, the bolt 22 is unscrewed, then the mounting pin 19 is taken out of the bucket tooth body 2, then the plug 5 is taken out of the slot 6, thereby the bucket tooth body 2 is detached from the tooth seat body 1, when a new bucket tooth body 2 is replaced, the plug 5 is inserted into the slot 6,Simultaneously, the extension block 15 is inserted into the extension slot 14, and then the mounting pin 19 is inserted into the mounting hole 17 and fixed with bolts 22. This completes the replacement of the bucket tooth body 2, making the operation simple and convenient.

[0051] It should be noted that, in this document, relational terms such as "first" and "second" are used only to distinguish one entity or operation from another, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Furthermore, the terms "comprising," "including," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such a process, method, article, or apparatus. Without further limitations, an element defined by the phrase "comprising one..." does not exclude the presence of other identical elements in the process, method, article, or apparatus that includes said element.

[0052] Although embodiments of the invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A reinforced and stable combined bucket tooth and tooth base structure, comprising a tooth base body (1) and a bucket tooth body (2), characterized in that: A tooth tip (3) is fixedly connected to one side of the bucket tooth body (2). A reinforcing rib (4) is fixedly connected to the top and bottom of the bucket tooth body (2). A plug (5) is fixedly connected to one side of the tooth seat body (1). A slot (6) is opened on one side of the bucket tooth body (2). The plug (5) is inserted into the inside of the slot (6). An adding mechanism (7) is provided inside the bucket tooth body (2). A top rod (8) is fixedly connected to one side of the plug (5). A telescopic rod (9) is fixedly connected to one side of the inside of the slot (6). A retaining spring (10) is sleeved on the outside of the telescopic rod (9). One end of the retaining spring (10) is fixedly connected to the inner wall of the bucket tooth body (2). The other end of the retaining spring (10) is fixedly connected to the surface of the telescopic rod (9). The adding mechanism (7) includes an elastic bladder (71), which is placed in the inner cavity of the tooth body (2). The top of the tooth body (2) is provided with an adding groove (72). An adding tube (73) is fixedly connected to one side of the top of the elastic bladder (71). The top end of the adding tube (73) passes through the inner wall of the tooth body (2) and extends to the bottom of the adding groove (72). A discharge tube (74) is fixedly connected to one side of the elastic bladder (71). One end of the discharge tube (74) passes through the inner wall of the tooth body (2) and penetrates the tooth tip (3). A through hole (75) is provided inside the tooth body (2). The through hole (75) is located between the slot (6) and the elastic bladder (71). A pressing block (76) is fixedly connected to the surface of the elastic bladder (71). One side of the pressing block (76) is located inside the through hole (75). The top and bottom of the through hole (75) are provided with limiting grooves (77), the top and bottom of the extrusion block (76) are fixedly connected with limiting blocks (78), the limiting blocks (78) are slidably connected to the inside of the limiting grooves (77), and one end of the top rod (8) extends into the inside of the through hole (75). A first guide groove (11) is provided on one side of the tooth tip (3), and a second guide groove (12) is provided on both sides of the first guide groove (11). The surface of the tooth tip (3) is coated with flame retardant material. A baffle (13) is fixedly connected to the middle of the inner side of the first guide groove (11), and the baffle (13) is located on one side of the discharge pipe (74); The top and bottom of the insert (5) are provided with moving grooves (16), the top and bottom of the bucket tooth body (2) are provided with mounting holes (17), and the top and bottom of the bucket tooth body (2) are provided with threaded grooves (18).

2. The reinforced and stable combined bucket tooth and tooth holder structure according to claim 1, characterized in that: The transverse section of the inlet pipe (73) is fixedly connected to a corrugated pipe (79).

3. The reinforced and stable combined bucket tooth and tooth holder structure according to claim 1, characterized in that: The inside of the adding groove (72) is fixedly connected to a limiting ring (710), and the top side of the inside of the adding groove (72) is plugged with an isolation cover (711). The surface of the isolation cover (711) is provided with air holes (712), and the top of the isolation cover (711) is fixedly connected to a pinch block (713).

4. The reinforced and stable combined bucket tooth and tooth holder structure according to claim 1, characterized in that: An extension groove (14) is fixedly connected to one side of the tooth body (1), and an extension block (15) is fixedly connected to one side of the tooth body (2). One side of the extension block (15) is slidably connected to the inside of the extension groove (14). The extension groove (14) is located around the insert block (5), and the extension block (15) is located around the slot (6).

5. The reinforced and stable combined bucket tooth and tooth holder structure according to claim 1, characterized in that: An installation pin (19) is inserted into the inside of the mounting hole (17). The bottom end of the installation pin (19) passes through the mounting hole (17) and extends into the inside of the moving groove (16). The top end of the installation pin (19) is fixedly connected to the mounting plate (20).

6. The reinforced and stable combined bucket tooth and tooth holder structure according to claim 5, characterized in that: The top of the mounting plate (20) is provided with a threaded hole (21), and the threaded hole (21) and the threaded groove (18) are connected by a bolt (22) with the same thread.

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