CN218376496U - Tunnel supports connecting device and strutting arrangement - Google Patents

Abstract

The utility model relates to a tunnel supports connecting device and strutting arrangement. The tunnel supports the connecting device and is used for realizing the connection of support piece and tunnel wall, includes: a base; the base comprises a web plate, the web plate is provided with a first through hole which penetrates through the base along the thickness direction of the web plate, the through holes are arranged at intervals along the length direction of the web plate, and the web plate is used for being attached to the tunnel wall; a connecting member; the connecting pieces are fixedly connected with the web plate, the connecting pieces are arranged at intervals along the length direction, each connecting piece comprises a connecting part positioned at the top of the base, and each connecting part is provided with a second through hole for fixedly connecting with the supporting piece; an anchor bolt; the anchor bolt penetrating through the first through hole is used for being fixedly connected with the tunnel wall. Because the tunnel supporting and connecting device is fixedly connected with the side surface of the tunnel, the supporting piece of the supporting device for supporting the tunnel through the supporting force of the side surface of the tunnel does not need to be in contact with the ground, does not occupy the ground and a lane, does not need to be sealed for construction and maintenance, and ensures the normal use of the tunnel.

Description

Tunnel supports connecting device and supporting device

Technical Field

The utility model relates to a tunnel construction maintains the field, especially a tunnel supports connecting device and strutting arrangement.

Background

The deformation of different degree can appear after using a period in the tunnel, in order to prolong tunnel live time, need increase support piece in the tunnel, support piece adopts domes more, and it laminates in tunnel wall, carries out auxiliary stay to the tunnel to restrain the deformation in tunnel. The two ends of the supporting part are usually connected with a supporting connecting device for fixing and limiting the supporting part.

In the prior art, the support connecting devices at the two ends of the support member generally extend in the vertical direction, the upper end of the support connecting device is fixedly connected with the support member, and the lower end of the support connecting device is directly supported on the ground. However, the supporting and connecting device is supported on the ground, and occupies a part of the road of the tunnel and even needs the tunnel to be closed for a period of time, which seriously affects the normal use of the tunnel.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a tunnel supports connecting device and supporting device. The following technical scheme is provided:

a tunnel support connection device for enabling connection of a support member to a tunnel wall, comprising:

a base; the base comprises a web plate, the web plate is provided with a first through hole penetrating along the thickness direction of the web plate, the through holes are arranged at intervals along the length direction of the web plate, and the web plate is used for being attached to the tunnel wall;

a connecting member; the connecting piece webs are fixedly connected, the connecting pieces are arranged at intervals along the length direction, each connecting piece comprises a connecting part positioned at the top of the base, and each connecting part is provided with a second through hole for fixedly connecting with the supporting piece;

an anchor bolt; the anchor bolt penetrating through the first through hole is used for being fixedly connected with the tunnel wall.

In one embodiment, the base further comprises a top plate, the top plate is connected to the top end of the web and extends in the thickness direction, the connecting portion is connected to the top end of the top plate, and the connecting member is clamped to the top plate.

In one embodiment, the top plate is provided with a third through hole, and the third through hole and the second through hole are coaxially arranged.

In one embodiment, the connecting member includes a reinforcing portion connected to a bottom end of the top plate, the reinforcing portion extending in the thickness direction.

In one embodiment, the base includes a tab extending from the reinforcement portion toward the web, the tab being fixedly connected to the web.

In one embodiment, the bottom end of the reinforcement portion has a fourth through hole penetrating in the thickness direction thereof.

In one embodiment, the tunnel support connection device further comprises a fastener, the base further comprises a connecting plate located below the web, the connecting plate is provided with a fifth through hole, and the fastener penetrates through the fourth through hole and the fifth through hole to connect the connecting plate with the reinforcing part;

and/or sixth through holes are formed in the connecting plate and are arranged at intervals along the length direction of the connecting plate.

In another embodiment, the base further comprises a connecting plate, the connecting plate is fixedly connected with the web and forms a certain angle with the web, and the connecting plate is provided with a plurality of seventh through holes along the length direction of the connecting plate.

In some of these embodiments, the webs have a cambered surface for conforming to the tunnel wall.

The application also comprises a supporting device for the tunnel, and is characterized by comprising a tunnel supporting and connecting device in any one of the embodiments and a supporting piece, wherein the end part of the supporting piece is fixedly connected with the second through hole.

Foretell a tunnel supports connecting device, including the base, the connecting piece, the crab-bolt, the major structure of base is the web, and the web can laminate with tunnel wall, and the web has first through-hole, and the crab-bolt can pass first through-hole and tunnel wall fixed connection to the realization is to the fixed of base position. Simultaneously, the connecting piece with web fixed connection in the base can pass through second through-hole and support piece fixed connection to the realization is to support piece. In this device, the web is attached to the tunnel wall, and therefore the device is located near the tunnel wall. When the top of the tunnel deforms to generate downward pressure, the deformation of the tunnel wall can generate the pressure towards the inside of the tunnel, the tunnel supporting and connecting device and the supporting piece form a supporting device of the tunnel, and the supporting device can bear the deformation of the tunnel as much as possible. Because the anchor bolts penetrate through the webs to fixedly connect the tunnel supporting and connecting device with the tunnel wall, the tunnel supporting and connecting device does not need to be in contact with the ground, the ground and the lane are not easy to occupy, the tunnel does not need to be constructed and maintained in a closed mode, and the normal use of the tunnel is guaranteed.

Drawings

Fig. 1 is a side view of an embodiment of a tunnel support connection device in an embodiment of the present invention;

FIG. 2 is a schematic structural view of the tunnel supporting and connecting device in the embodiment of FIG. 1 (anchor bolt is omitted);

fig. 3 is a schematic structural view of a tunnel supporting and connecting device according to another embodiment of the present invention;

fig. 4 is a two-dimensional side view of a tunnel support connection arrangement in accordance with yet another embodiment of the present invention.

Reference numerals: a base 110; a web 111; a top plate 112; a connecting plate 113; the protruding portion 1131; a connecting member 120; a connection part 121; a reinforcing portion 122; an anchor bolt 130; a fastener 150; an ear plate 160; a first through hole 01; a second through hole 02; a third through hole 03; a fourth through hole 04; a fifth through hole 05; a sixth through hole 06; a seventh through hole 07.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be interconnected within two elements or in a relationship where two elements interact with each other unless otherwise specifically limited. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "above," and "over" a second feature may mean that the first feature is directly above or obliquely above the second feature, or that only the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. As used herein, the terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like are for purposes of illustration only and do not denote a single embodiment.

Fig. 1 shows a side view of an embodiment of a tunnel support connection arrangement in an embodiment of the invention.

Fig. 2 shows a schematic structural view of the tunnel support connection device in the embodiment of fig. 1 (anchor bolt is omitted).

Referring to fig. 1 and 2, the present invention provides a tunnel supporting connection device, which includes a base 110, a connection member 120 and an anchor bolt 130. The base 110 includes a web 111, the web 111 has a first through hole 01 penetrating in a thickness direction thereof, a plurality of the first through holes 01 are arranged at intervals in a length direction of the web 111, and the web 111 is used for being attached to a tunnel wall. The connecting member 120 is fixedly connected with the web 111, the connecting members 120 are arranged at intervals along the length direction of the web 111, the connecting member 120 includes a connecting portion 121 located at the top of the base 110, and the connecting portion 121 has a second through hole 02 for fixedly connecting with the supporting member.

The tunnel supporting and connecting device comprises a base 110, a connecting member 120 and an anchor bolt 130, wherein the main structure of the base 110 is a web 111, the web 111 can be attached to the tunnel wall, the web 111 has a first through hole 01, and the anchor bolt 130 can pass through the first through hole 01 to be fixedly connected with the tunnel wall, so as to fix the position of the base 110. Meanwhile, the connection member 120 fixedly connected to the web 111 in the base 110 can be fixedly connected to the support member through the second through hole 02, thereby supporting the support member. In this device, the web 111 is attached to the tunnel wall, and thus the device is located in the vicinity of the tunnel wall. When the top of the tunnel deforms to generate downward pressure, the deformation of the tunnel wall can generate the pressure towards the inside of the tunnel, the tunnel supporting and connecting device and the supporting piece form a supporting device of the tunnel, and the supporting device can bear the deformation of the tunnel as much as possible. Because the anchor bolt 130 penetrates through the web 111 to realize the fixed connection between the tunnel supporting and connecting device and the tunnel wall, the tunnel supporting and connecting device does not need to be in contact with the ground, the ground and a lane are not easy to occupy, the tunnel does not need to be closed for construction and maintenance, and the normal use of the tunnel is ensured.

Specifically, in some embodiments, a plurality of tunnel supporting and connecting devices are arranged at intervals along the length direction of the tunnel, and the supporting of the supporting piece is realized by the plurality of tunnel supporting and connecting devices together. Of course, in other embodiments, the length of the tunnel support connection means may be set substantially the same as the length of the tunnel to be maintained, so that support of the support member can be achieved with only a single tunnel support connection means.

Referring to fig. 2, in one embodiment, the base 110 further includes a top plate 112, the top plate 112 is connected to the top end of the web 111 and extends along the thickness direction of the web 111, the connecting portion 121 is located above the top plate 112, and the connecting member 120 is clamped to the top plate 112.

Specifically, the top plate 112 protrudes from the top end of the web 111 toward one side of the web 111 in the thickness direction of the web 111. In this embodiment, the top plate 112 can enhance the strength of the base 110 and the strength of the connection with the connecting member 120, so that the whole device is more stable.

Specifically, in some embodiments, the connecting member 120 is provided with a slot having an opening, and the slot is clamped by the top plate 112 to achieve a fixed connection therebetween. Of course, in other embodiments, other common clamping structures may also be adopted, for example, a clamping groove is provided on the top plate 112, and a clamping block for matching with the clamping groove is provided on the connecting member 120.

In other embodiments, the connecting member 120 may be fixedly connected to the top plate 112 by welding, bonding, or the like. Alternatively, the two may be integrally formed as one piece.

In one embodiment, the top plate is provided with a third through hole, and the third through hole and the second through hole are coaxially arranged.

Figure 4 illustrates a two-dimensional side view of a tunnel support connection arrangement in one embodiment.

Referring to fig. 4, in one embodiment, a third through hole 03 is formed in the top plate 112, and the third through hole 03 and the second through hole 02 are coaxially arranged.

Specifically, in the embodiment shown in fig. 1, the connecting portion 121 is perpendicular to the top plate 112, and the second through hole 02 provided in the connecting portion 121 extends along the length direction of the web; in the embodiment shown in fig. 4, the connecting portion 121 is parallel to the top plate 112, and the second through hole 02 extends along the thickness direction of the connecting portion 121 and the top plate 112. In this embodiment, the two through holes are coaxially arranged, so that the threaded fastener can be connected with the supporting member, the connecting portion 121 and the top plate 112, the connecting strength is enhanced, the stress of the device is more balanced and stable, and the deformation of the tunnel can be effectively inhibited.

In one embodiment, referring to fig. 2, the connecting member 120 further includes a reinforcing portion 122 connected to the bottom end of the top plate 112, and the reinforcing portion 122 is fixedly connected to the web 111 and extends along the thickness direction of the web 111.

Specifically, in the embodiment shown in the drawings, the connecting member 120 includes a connecting portion 121 located above the top plate 112, and a reinforcing portion 122 located below the top plate 112, the connecting portion 121 and the reinforcing portion 122 are integrated, and the whole connecting member 120 is plate-shaped. Of course, in other embodiments, the connecting portion 121 and the reinforcing portion 122 may be provided separately, and the two may be connected by another member.

In this embodiment, by providing the reinforcement portion 122, the strength of the web 111 can be enhanced so as to be not easily bent and the strength of the entire device can be enhanced, so that the web can bear a pressure greater than the deformation of the tunnel wall.

Preferably, the reinforced portion 122 extends from the top end of the web 111 to the bottom end of the web 111, that is, the reinforced portion 122 is distributed over the entire height range of the web 111, so as to greatly enhance the strength of the web 111.

In some embodiments, the connecting member 120 is perpendicular to the web 111, which is preferable. Of course, in other embodiments, the connecting member 120 and the web 111 may have an acute angle therebetween.

In one embodiment, the base 110 further comprises ribs fixedly connected to the web 111 and extending along the thickness direction of the web 111. In particular, ribs, similar to the reinforcement portions 122 in the aforementioned connector 120, may be provided between adjacent reinforcement portions 122 to further enhance the strength of the web 111. Preferably, the ribs are welded perpendicular to the web 111, so that the tunnel junction device is structurally stressed, the moment arms of the members are short, the ribs reinforce the stressed direction, and the stress can be transmitted to the anchor bolt 130 and the base 110 almost along the direction parallel to the web.

Preferably, referring to fig. 2, in one embodiment, the connecting member 120 includes a lug 160 extending from the reinforcing portion 122 toward the web 111, and the lug 160 is fixedly connected to the web 111.

Specifically, the ear plate 160 may be rectangular or have another shape, and in fig. 2, a coaxial through hole is punched for the ear plate 160 and the web 111 to be connected by a threaded fastener, and besides this method, the ear plate 160 may also be directly fixedly connected by welding or the like. This enhances the strength of the connection between the connecting members 120 and the web 111, making the device more stable and less susceptible to structural damage caused by the pressure of deformation of the tunnel wall.

Figure 3 shows a schematic structural view of the tunnel support connection arrangement in one of the embodiments.

Referring to fig. 3, in one embodiment, the bottom end of the reinforcing portion 122 has a fourth through hole 04 penetrating in the thickness direction thereof. Because tunnel supports connecting device and connects on the tunnel wall, so it has certain distance with ground, for convenient construction and maintenance, probably have other device to be located tunnel supports connecting device's below, and tunnel supports connecting device and is connected with other device can be made things convenient for in the setting of fourth through-hole 04 to make things convenient for construction to maintain.

Preferably, referring to fig. 3, the tunnel supporting connection device further includes a fastening member 150, the base 110 further includes a connection plate 113, the connection plate 113 is located below the web 111, the connection plate 113 has a fifth through hole 05, and the fastening member 150 passes through the fourth through hole 04 and the fifth through hole 05 to connect the connection plate 113 with the reinforcement portion 122.

Specifically, the main body portion of the connecting plate 113 is parallel to the top plate 112 or may be at a certain angle, the top surface of the main body portion of the connecting plate 113 is provided with an extending portion 1131 extending upward, the extending portion 1131 is parallel to the surface of the reinforcing portion 122, and the fifth through hole 05 is disposed on the extending portion 1131. After the angle of the connecting plate 113 is adjusted, the connecting plate 113 can be fixedly connected with the reinforcing part 122 by using the fastener 150, and the connecting plate 113 can be connected with other equipment, which is beneficial to construction and maintenance.

In some embodiments, the fourth through hole 04 and the fifth through hole 05 may not be needed, and the connection plate 113 and the reinforcement portion 122 may be directly welded or bonded.

Referring to fig. 3, in some embodiments, the connecting plate 113 may further include a sixth through hole 06, the sixth through holes 06 are arranged at intervals along a length direction of the connecting plate 113, and similarly, the connecting plate 113 may be better connected to other equipment through the sixth through hole 06, which is beneficial to construction and maintenance.

In other embodiments, referring to fig. 1 and 2, the connecting plate 113 may be fixedly connected to the web 111 at an included angle, for example, 90 ° as shown in the drawings, the connecting plate 113 has a plurality of seventh through holes 07 arranged along the length direction thereof, the connecting plate 113 is fixedly connected to the web 111, for example, by welding, the strength of the base may be enhanced by fixedly connecting the connecting plate 113 to the web 111, the stress is more stable, the connecting plate 113 is provided with the plurality of seventh through holes 07, and similarly, the connecting plate may be conveniently connected to other devices, and the construction and maintenance are facilitated.

Preferably, in one embodiment, the bottom end of the reinforcing portion 122 may be flush with the web 111, and when the connecting plate 113 is fixedly connected to the web 111, the reinforcing portion 122 may be fixedly connected to the connecting plate 113 by welding, clamping, or bonding, so as to increase the overall strength of the device.

Referring to fig. 4, in one embodiment, a seventh through hole 07 is formed in the top plate 112, and the seventh through hole 07 is coaxially disposed with the second through hole 02.

Specifically, in the embodiment shown in fig. 1, the connecting portion 121 is perpendicular to the top plate 112, and the second through hole 02 provided in the connecting portion 121 extends along the length direction of the web; in the embodiment shown in fig. 4, the connecting portion 121 is parallel to the top plate 112, and the second through hole 02 extends along the thickness direction of the connecting portion 121 and the top plate 112, and both the top plate 112 and the connecting portion 121 are horizontally disposed, but may be inclined at a certain angle in other embodiments. In this embodiment, the two through holes are coaxially arranged, so that the fastening member 150 is connected with the supporting member, the connecting portion 121 and the top plate 112, the connecting strength is enhanced, the stress of the device is more balanced and stable, and the deformation of the tunnel can be effectively inhibited.

In one embodiment, the webs 111 have a cambered surface for conforming to the tunnel wall. The device can better bear the pressure caused by deformation of the tunnel wall by being attached to the tunnel wall, and deformation and damage of the device caused by uneven stress are avoided.

Specifically, a side plate of the web 111 facing away from the connector 120 in the thickness direction thereof is an arc surface for being attached to the tunnel wall.

The utility model discloses still provide a supporting device for tunnel, it includes the tunnel support connecting device of any above-mentioned embodiment again, still includes support piece (not show), support piece tip and second through-hole 02 fixed connection.

Specifically, the support piece is generally arc-shaped and attached to the tunnel, and the support pieces are arranged at intervals along the length direction of the tunnel. Or the length of the support is equal to that of the constructed maintenance tunnel, and only a single support is arranged.

All possible combinations of the technical features of the above embodiments may not be described for the sake of brevity, but should be considered as within the scope of the present disclosure as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent several embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (10)

1. A tunnel support connection device for enabling connection of a support member to a tunnel wall, comprising:

the base comprises a web plate, the web plate is provided with first through holes penetrating along the thickness direction of the web plate, the through holes are arranged at intervals along the length direction of the web plate, and the web plate is used for being attached to the tunnel wall;

the connecting pieces are fixedly connected with the web plate, the connecting pieces are arranged at intervals along the length direction, each connecting piece comprises a connecting part positioned at the top of the base, and each connecting part is provided with a second through hole for fixedly connecting with the supporting piece; and

the anchor bolt penetrates through the first through hole and is used for being fixedly connected with the tunnel wall.

2. The tunnel support connecting device according to claim 1, wherein the base further comprises a top plate connected to the top end of the web and extending in the thickness direction, the connecting portion is located above the top plate, and the connecting member is fastened to the top plate.

3. The tunnel support connection device of claim 2, wherein a third through hole is formed in the top plate, and the third through hole is coaxially arranged with the second through hole.

4. A tunnel support connection arrangement according to claim 1 or claim 2, wherein the connection member includes a reinforcement portion connected to the bottom end of the roof, the reinforcement portion being fixedly connected to the web and extending in the thickness direction.

5. A tunnel support connection arrangement according to claim 4, wherein the connection means comprises lugs extending from the reinforcing portion towards the web, the lugs being fixedly connected to the web.

6. The tunnel support connection device according to claim 4, wherein the bottom end of the reinforcement portion has a fourth through hole penetrating therethrough in a thickness direction thereof.

7. The tunnel support connection assembly of claim 6, further comprising a fastener, wherein the base further comprises a connecting plate located below the web, wherein the connecting plate has a fifth through hole, and wherein the fastener passes through the fourth through hole and the fifth through hole to connect the connecting plate with the reinforcement;

and/or the connecting plate is provided with sixth through holes which are arranged at intervals along the length direction of the connecting plate.

8. The tunnel support connection device according to claim 4, wherein the base further comprises a connection plate, the connection plate is fixedly connected with the web at an angle, and the connection plate is provided with a plurality of seventh through holes along the length direction thereof.

9. A tunnel support connection arrangement according to claim 1, wherein said web has a cambered surface for conforming to the tunnel wall.

10. A support device for a tunnel, comprising the tunnel support connection device of any one of claims 1-9, and further comprising the support member, wherein the end of the support member is fixedly connected to the second through hole.

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