CN109440766B - A temperature-controlled anchor - Google Patents
A temperature-controlled anchor Download PDFInfo
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- CN109440766B CN109440766B CN201811310740.XA CN201811310740A CN109440766B CN 109440766 B CN109440766 B CN 109440766B CN 201811310740 A CN201811310740 A CN 201811310740A CN 109440766 B CN109440766 B CN 109440766B
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/74—Means for anchoring structural elements or bulkheads
- E02D5/76—Anchorings for bulkheads or sections thereof in as much as specially adapted therefor
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/20—Securing of slopes or inclines
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2600/00—Miscellaneous
- E02D2600/30—Miscellaneous comprising anchoring details
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Abstract
Description
技术领域Technical field
本发明涉及一种锚杆,特别是一种温控式锚杆。The invention relates to an anchor rod, in particular to a temperature-controlled anchor rod.
背景技术Background technique
传统的推进式锚杆用于边坡防护,利用边坡上的土层对边坡上的建筑物进行加固,有效的提高建筑物的抗拉力,传统的锚杆仅仅在于其外侧面设置有螺纹,通过手动把锚杆攻入泥土中,从而利用土层与该螺纹所产生的摩擦力以实现加固的作用,但是,传统的锚杆与土层之间的最大静摩擦力不够大,导致传统的锚杆的抗拔力不够大,此外,传统的锚杆不方便重复利用。Traditional push-type anchors are used for slope protection, using the soil layer on the slope to reinforce the buildings on the slope, effectively improving the tensile strength of the building. The traditional anchor is only provided with a Threads are manually driven into the soil to utilize the friction between the soil and the threads to achieve reinforcement. However, the maximum static friction between the traditional anchors and the soil is not large enough, resulting in the traditional The pull-out resistance of the anchor rod is not large enough. In addition, the traditional anchor rod is not convenient for reuse.
发明内容Contents of the invention
本发明要解决的技术问题是:解决传统锚杆的抗拔力不够高、不方便重复利用的问题。The technical problem to be solved by the present invention is to solve the problem that the pull-out resistance of the traditional anchor rod is not high enough and it is inconvenient to reuse it.
本发明解决其技术问题的解决方案是:The solution of the present invention to solve its technical problems is:
一种温控式锚杆,包括杆体,所述杆体内设置有空腔,所述杆体的底面设置有圆锥体,所述杆体的底面连接所述圆锥体的底面,所述空腔内设置有支架,所述支架包括上圆环体、设置在上圆环体下方的下圆环体、连接所述上圆环体与所述下圆环体的连接柱,所述下圆环体与所述上圆环体的轴线共线,所述下圆环体的直径大于或等于所述上圆环体的直径,所述上圆环体的边缘与所述下圆环体的边缘之间连接有双金属片,所述杆体的外壁设置有限位孔,所述限位孔的底部设置有滑轨,所述滑轨连接至所述下圆环体的边缘,所述滑轨上滑动连接有限位块,所述滑轨延伸至所述下圆环体的边缘,所述双金属片的中部连接所述限位块,所述双金属片具有常温状态与加热状态,当所述双金属片在常温状态时,所述双金属片的中部向远离所述上圆环体的轴线方向凸起,使所述限位块从所述限位孔伸出,当所述双金属片在加热状态下时,所述双金属片的中部向靠近所述上圆环体的轴线方向缩进,使所述限位块缩入所述限位孔的内侧。A temperature-controlled anchor includes a rod body, a cavity is provided in the rod body, a cone is provided on the bottom surface of the rod body, the bottom surface of the rod body is connected to the bottom surface of the cone, and a cavity is provided in the cavity. Bracket, the bracket includes an upper ring body, a lower ring body arranged below the upper ring body, and a connecting column connecting the upper ring body and the lower ring body, and the lower ring body and the lower ring body are The axes of the upper torus are collinear, the diameter of the lower torus is greater than or equal to the diameter of the upper torus, and the edge of the upper torus is connected to the edge of the lower torus. There is a bimetal piece. The outer wall of the rod body is provided with a limiting hole. The bottom of the limiting hole is provided with a slide rail. The slide rail is connected to the edge of the lower ring body. The sliding connection on the slide rail is limited. position block, the slide rail extends to the edge of the lower ring body, and the middle part of the bimetal piece is connected to the limit block. The bimetal piece has a normal temperature state and a heating state. When the bimetal piece At normal temperature, the middle part of the bimetal piece bulges away from the axis of the upper ring body, causing the limiting block to protrude from the limiting hole. When the bimetal piece is in the heated state When lowering, the middle part of the bimetal piece retracts toward the axis direction of the upper circular body, so that the limiting block retracts into the inside of the limiting hole.
作为上述技术方案的进一步改进,上圆环体与所述下圆环体的边缘连接若干个所述连接柱,若干个所述连接柱以所述上圆环体的轴线圆周阵列设置,至少一个所述连接柱设置与所述双金属片靠近所述上圆环体轴线的表面的旁侧,当所述双金属片处于加热状态时,所述双金属片与所述连接柱相抵。As a further improvement of the above technical solution, several connecting columns are connected to the edges of the upper circular body and the lower circular body, and several connecting columns are arranged in a circumferential array along the axis of the upper circular body. At least one The connecting post is disposed on the side of the surface of the bimetal piece close to the axis of the upper ring body. When the bimetal piece is in a heated state, the bimetal piece offsets the connecting post.
作为上述技术方案的进一步改进,所述上圆环体与所述下圆环体之间设置有加热装置,所述加热装置设置于所述上圆环体的轴线上。As a further improvement of the above technical solution, a heating device is provided between the upper annular body and the lower annular body, and the heating device is arranged on the axis of the upper annular body.
作为上述技术方案的进一步改进,所述滑轨倾斜设置,所述滑轨远离所述下圆环体的一端高于所述滑轨靠近所述下圆环体的一端。As a further improvement of the above technical solution, the slide rail is arranged obliquely, and the end of the slide rail away from the lower annular body is higher than the end of the slide rail close to the lower annular body.
作为上述技术方案的进一步改进,杆体的外侧面设置有自攻螺纹。As a further improvement of the above technical solution, the outer surface of the rod body is provided with self-tapping threads.
作为上述技术方案的进一步改进,所述上圆环体与所述下圆环体之间连接若干个所述双金属片,若干个双金属片以所述上圆环体的轴线圆周阵列设置,所述杆体的外壁设置若干个所述限位孔,每一个限位孔底部均设置所述滑轨,每一个所述滑轨均设置所述限位块,所述双金属片、所述限位孔、所述限位块、所述滑轨一一对应设置。As a further improvement of the above technical solution, several bimetallic plates are connected between the upper annular body and the lower annular body, and several bimetallic plates are arranged in a circumferential array along the axis of the upper annular body, The outer wall of the rod body is provided with a plurality of said limit holes, the bottom of each limit hole is provided with said slide rail, each said slide rail is provided with said limit block, said bimetal sheet, said limiter The position holes, the limit blocks, and the slide rails are arranged in one-to-one correspondence.
作为上述技术方案的进一步改进,所述限位块远离所述下圆环体的一端沿远离所述下圆环体的方向逐渐收窄。As a further improvement of the above technical solution, one end of the limiting block away from the lower annular body gradually narrows in a direction away from the lower annular body.
本发明的有益效果是:该杆体的底面设置有圆锥体,从而能够更加容易插入到土层中,下圆环体比上圆环体的直径大,上圆环体与下圆环体的轴线共线,从而连接在该上圆环体的边缘与下圆环体的边缘的双金属片的表面倾斜向上,该双金属片具有的常温状态与加热状态,从而该双金属片在常温状态下可使该限位块从该限位孔中伸出,进而当该杆体插入到土层中时,可通过该限位块与土层进行相抵接触而产生静摩擦力,有效的提高了锚杆与土层之间的最大静摩擦力,其加固的效果更佳,锚杆的抗拔力更大,当该双金属片处于加热状态时,该限位块从该限位孔中缩入,从而能够更加方便的把杆体从土层中抽出,使用便捷。The beneficial effects of the present invention are: the bottom surface of the rod body is provided with a cone, so that it can be more easily inserted into the soil layer; the diameter of the lower ring body is larger than that of the upper ring body; the axis of the upper ring body and the lower ring body collinear, so that the surface of the bimetal piece connected to the edge of the upper torus and the edge of the lower torus is tilted upward. The bimetal has a normal temperature state and a heating state, so that the bimetal is in a normal temperature state. The limit block can be extended from the limit hole, and when the rod is inserted into the soil layer, the limit block can come into contact with the soil layer to generate static friction, which effectively improves the connection between the anchor rod and the soil layer. The maximum static friction between the soil layers has a better reinforcement effect and the anchor has a greater pullout resistance. When the bimetal piece is in a heated state, the limit block retracts from the limit hole, thereby enabling It is more convenient to extract the pole body from the soil layer and is convenient to use.
附图说明Description of drawings
为了更清楚地说明本发明实施例中的技术方案,下面将对实施例描述中所需要使用的附图作简单说明。显然,所描述的附图只是本发明的一部分实施例,而不是全部实施例,本领域的技术人员在不付出创造性劳动的前提下,还可以根据这些附图获得其他设计方案和附图。In order to explain the technical solutions in the embodiments of the present invention more clearly, the drawings needed to be used in the description of the embodiments will be briefly described below. Obviously, the described drawings are only some of the embodiments of the present invention, not all embodiments. Those skilled in the art can also obtain other design solutions and drawings based on these drawings without exerting creative efforts.
图1是本公开的双金属片加热状态的剖面示意图;Figure 1 is a schematic cross-sectional view of the heating state of the bimetallic sheet of the present disclosure;
图2是本公开的双金属片常温状态的剖面示意图。Figure 2 is a schematic cross-sectional view of the bimetallic sheet of the present disclosure in a normal temperature state.
图中:杆体1,圆锥体2,上圆环体3,下圆环体4,连接柱5,滑轨6,限位块7,限位孔8,双金属片9,加热装置10。In the figure: rod body 1, cone 2, upper ring body 3, lower ring body 4, connecting column 5, slide rail 6, limit block 7, limit hole 8, bimetal sheet 9, heating device 10.
具体实施方式Detailed ways
以下将结合实施例和附图对本发明的构思、具体结构及产生的技术效果进行清楚、完整地描述,以充分地理解本发明的目的、特征和效果。显然,所描述的实施例只是本发明的一部分实施例,而不是全部实施例,基于本发明的实施例,本领域的技术人员在不付出创造性劳动的前提下所获得的其他实施例,均属于本发明保护的范围。另外,文中所提到的所有联接/连接关系,并非单指构件直接相接,而是指可根据具体实施情况,通过添加或减少联接辅件,来组成更优的联接结构。本发明创造中的各个技术特征,在不互相矛盾冲突的前提下可以交互组合。The concept, specific structure and technical effects of the present invention will be clearly and completely described below in conjunction with the embodiments and drawings to fully understand the purpose, features and effects of the present invention. Obviously, the described embodiments are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, other embodiments obtained by those skilled in the art without exerting creative efforts are all protection scope of the present invention. In addition, all the connections/connection relationships mentioned in the article do not only refer to the direct connection of components, but refer to the fact that a better connection structure can be formed by adding or reducing connection accessories according to the specific implementation conditions. Various technical features in the invention can be combined interactively without conflicting with each other.
参照图1~图2,一种温控式锚杆,包括杆体1,所述杆体1内设置有空腔,所述杆体1的底面设置有圆锥体2,所述杆体1的底面连接所述圆锥体2的底面,所述空腔内设置有支架,所述支架包括上圆环体3、设置在上圆环体3下方的下圆环体4、连接所述上圆环体3与所述下圆环体4的连接柱5,所述下圆环体4与所述上圆环体3的轴线共线,所述下圆环体4的直径大于或等于所述上圆环体3的直径,所述上圆环体3的边缘与所述下圆环体4的边缘之间连接有双金属片9,所述杆体1的外壁设置有限位孔8,所述限位孔8的底部设置有滑轨6,所述滑轨6连接至所述下圆环体4的边缘,所述滑轨6上滑动连接有限位块7,所述滑轨6延伸至所述下圆环体4的边缘,所述双金属片9的中部连接所述限位块7,所述双金属片9具有常温状态与加热状态,当所述双金属片9在常温状态时,所述双金属片9的中部向远离所述上圆环体3的轴线方向凸起,使所述限位块7从所述限位孔8伸出,当所述双金属片9在加热状态下时,所述双金属片9的中部向靠近所述上圆环体3的轴线方向缩进,使所述限位块7缩入所述限位孔8的内侧。Referring to Figures 1 to 2, a temperature-controlled anchor rod includes a rod body 1, a cavity is provided in the rod body 1, a cone 2 is provided on the bottom surface of the rod body 1, and the bottom surface of the rod body 1 is connected to the On the bottom surface of the cone 2, a bracket is provided in the cavity. The bracket includes an upper ring body 3, a lower ring body 4 arranged below the upper ring body 3, and connects the upper ring body 3 and the lower ring body 3. The connecting column 5 of the lower annular body 4, the axes of the lower annular body 4 and the upper annular body 3 are collinear, and the diameter of the lower annular body 4 is greater than or equal to the upper annular body 3 diameter, a bimetal piece 9 is connected between the edge of the upper ring body 3 and the edge of the lower ring body 4, a limiting hole 8 is provided on the outer wall of the rod body 1, and the limiting hole 8 is A slide rail 6 is provided at the bottom. The slide rail 6 is connected to the edge of the lower ring body 4. The slide rail 6 is slidably connected to a limiting block 7. The slide rail 6 extends to the lower ring body. 4, the middle part of the bimetal sheet 9 is connected to the limiting block 7. The bimetal sheet 9 has a normal temperature state and a heating state. When the bimetal sheet 9 is in a normal temperature state, the bimetal sheet 9 The middle part of 9 bulges away from the axis of the upper ring body 3, so that the limiting block 7 protrudes from the limiting hole 8. When the bimetal piece 9 is in a heated state, the The middle part of the bimetal piece 9 is retracted toward the axis direction of the upper annular body 3 , so that the limiting block 7 is retracted into the inside of the limiting hole 8 .
在本实施例中,该杆体1的底面设置有圆锥体2,从而能够更加容易插入到土层中,下圆环体4比上圆环体3的直径大,上圆环体3与下圆环体4的轴线共线,从而连接在该上圆环体3的边缘与下圆环体4的边缘的双金属片9的表面倾斜向上,该双金属片9具有的常温状态与加热状态,从而该双金属片9在常温状态下可使该限位块7从该限位孔8中伸出,进而当该杆体1插入到土层中时,可通过该限位块7与土层进行相抵接触而产生摩擦力,有效的提高了锚杆与土层之间的最大静摩擦力,而且加固的效果更佳,锚杆的抗拔力更大,当该双金属片9处于加热状态时,该限位块7从该限位孔8中缩入,从而能够更加方便的把杆体1从土层中抽出,使用便捷。In this embodiment, the bottom surface of the rod body 1 is provided with a cone 2 so that it can be more easily inserted into the soil layer. The diameter of the lower ring body 4 is larger than that of the upper ring body 3. The axes of the ring body 4 are collinear, so that the surface of the bimetal piece 9 connected to the edge of the upper ring body 3 and the edge of the lower ring body 4 is inclined upward, and the bimetal piece 9 has a normal temperature state and a heated state, Therefore, the bimetal piece 9 can make the limiting block 7 protrude from the limiting hole 8 at normal temperature, and then when the rod body 1 is inserted into the soil layer, it can communicate with the soil layer through the limiting block 7 The friction force generated by the mutual contact effectively improves the maximum static friction between the anchor rod and the soil layer, and the reinforcement effect is better, and the anchor rod has greater pullout resistance. When the bimetal piece 9 is in a heated state, The limiting block 7 is retracted from the limiting hole 8, so that the pole body 1 can be more conveniently extracted from the soil layer and is convenient to use.
双金属片9是由二种或多种具有合适性能的金属或其它材料所组成的一种复合材料。双金属片9也称热双金属片9,由于各组元层的热膨胀系数不同,当温度变化时,主动层的形变要大于被动层的形变,从而双金属片9的整体就会向被动层一侧弯曲,则这种复合材料的曲率发生变化从而产生形变。Bimetallic sheet 9 is a composite material composed of two or more metals or other materials with suitable properties. Bimetallic sheet 9 is also called thermal bimetallic sheet 9. Since the thermal expansion coefficients of each component layer are different, when the temperature changes, the deformation of the active layer is greater than the deformation of the passive layer, so the entire bimetallic sheet 9 will move toward the passive layer. When one side is bent, the curvature of the composite material changes and deforms.
进一步作为优选的实施方式,上圆环体3与所述下圆环体4的边缘连接若干个所述连接柱5,若干个所述连接柱5以所述上圆环体3的轴线圆周阵列设置,至少一个所述连接柱5设置与所述双金属片9靠近所述上圆环体3轴线的表面的旁侧,当所述双金属片9处于加热状态时,所述双金属片9与所述连接柱5相抵;该结构简单、设置方便,该连接柱5的设置,使得该双金属片9处于加热状态时,双金属片9的中部回缩至与连接柱5相抵,有效避免双金属片9的变形过度。As a further preferred embodiment, several connecting columns 5 are connected to the edges of the upper circular body 3 and the lower circular body 4, and the plurality of connecting columns 5 are arranged in a circumferential array along the axis of the upper circular body 3. Set, at least one of the connecting posts 5 is set on the side of the surface of the bimetal piece 9 close to the axis of the upper ring body 3. When the bimetal piece 9 is in a heated state, the bimetal piece 9 It offsets the connecting column 5; the structure is simple and easy to set up. The connecting column 5 is arranged so that when the bimetal piece 9 is in a heated state, the middle part of the bimetal piece 9 retracts to offset the connecting column 5, effectively preventing The bimetal piece 9 is excessively deformed.
进一步作为优选的实施方式,所述上圆环体3与所述下圆环体4之间设置有加热装置10,所述加热装置10设置于所述上圆环体3的轴线上;该结构简单、设置方便,通过该结果的设置,能够更加方便的对双金属片9进行加热。在本实施里中,该加热装置10可采用感应加热装置10或发热电阻;在使用时,可通过设置固定杆,把加热装置10余连接柱5固定连接,即加热装置10与连接柱通过固定杆连接。As a further preferred embodiment, a heating device 10 is provided between the upper annular body 3 and the lower annular body 4, and the heating device 10 is arranged on the axis of the upper annular body 3; this structure It is simple and convenient to set up. Through the setting as a result, the bimetal piece 9 can be heated more conveniently. In this embodiment, the heating device 10 can use an induction heating device 10 or a heating resistor; when in use, the heating device 10 and the connecting column 5 can be fixedly connected by setting a fixed rod, that is, the heating device 10 and the connecting column are fixedly connected. Rod connection.
进一步作为优选的实施方式,所述滑轨6倾斜设置,所述滑轨6远离所述下圆环体4的一端高于所述滑轨6靠近所述下圆环体4的一端;该结构简单、设置方便,通过该结构的设置,实现当双金属片9处于加热状态时,该限位块7能够在重力的作用缩进到该限位孔8内。As a further preferred embodiment, the slide rail 6 is arranged at an angle, and the end of the slide rail 6 away from the lower annular body 4 is higher than the end of the slide rail 6 close to the lower annular body 4; this structure It is simple and convenient to set up. Through the arrangement of this structure, when the bimetal piece 9 is in a heated state, the limit block 7 can be retracted into the limit hole 8 under the action of gravity.
进一步作为优选的实施方式,杆体1的外侧面设置有自攻螺纹;该结构简单、设置方便,通过该结构的设置,能够更加方便的把杆体1插入到土层中。As a further preferred embodiment, the outer surface of the rod body 1 is provided with self-tapping threads; this structure is simple and convenient to set up. Through the arrangement of this structure, the rod body 1 can be more conveniently inserted into the soil layer.
进一步作为优选的实施方式,所述上圆环体3与所述下圆环体4之间连接若干个所述双金属片9,若干个双金属片9以所述上圆环体3的轴线圆周阵列设置,所述杆体1的外壁设置若干个所述限位孔8,每一个限位孔8底部均设置所述滑轨6,每一个所述滑轨6均设置所述限位块7,所述双金属片9、所述限位孔8、所述限位块7、所述滑轨6一一对应设置;该结构简单、设置方便,通过该结构的设置,该杆体1插入土层后对土层的加固更加稳固。As a further preferred embodiment, a plurality of bimetallic sheets 9 are connected between the upper annular body 3 and the lower annular body 4, and the several bimetallic sheets 9 are aligned with the axis of the upper annular body 3. Circular array arrangement, the outer wall of the rod body 1 is provided with several limit holes 8, the bottom of each limit hole 8 is provided with the slide rail 6, and each of the slide rails 6 is provided with the limit block 7 , the bimetal piece 9, the limit hole 8, the limit block 7, and the slide rail 6 are arranged in one-to-one correspondence; the structure is simple and convenient to set up. Through the setting of the structure, the rod body 1 can be inserted into the soil The reinforcement of the soil layer behind the layer is more stable.
进一步作为优选的实施方式,所述限位块7远离所述下圆环体4的一端沿远离所述下圆环体4的方向逐渐收窄;该结构简单、设置方便,通过该结构的设置,限位块7更加容易插入到土层中。As a further preferred embodiment, one end of the limiting block 7 away from the lower annular body 4 gradually narrows in a direction away from the lower annular body 4; this structure is simple and easy to set up. , the limiting block 7 is easier to insert into the soil layer.
以上对本发明的较佳实施方式进行了具体说明,但本发明创造并不限于所述实施例,熟悉本领域的技术人员在不违背本发明精神的前提下还可作出种种的等同变型或替换,这些等同的变型或替换均包含在本申请权利要求所限定的范围内。The preferred embodiments of the present invention have been specifically described above, but the present invention is not limited to the embodiments. Those skilled in the art can also make various equivalent modifications or substitutions without violating the spirit of the present invention. These equivalent modifications or substitutions are included within the scope defined by the claims of this application.
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