CN114889773B - Connection structure for launching cradle and top beam and connection method thereof - Google Patents
Connection structure for launching cradle and top beam and connection method thereof Download PDFInfo
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- CN114889773B CN114889773B CN202210378987.5A CN202210378987A CN114889773B CN 114889773 B CN114889773 B CN 114889773B CN 202210378987 A CN202210378987 A CN 202210378987A CN 114889773 B CN114889773 B CN 114889773B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63C—LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS
- B63C7/00—Salvaging of disabled, stranded, or sunken vessels; Salvaging of vessel parts or furnishings, e.g. of safes; Salvaging of other underwater objects
- B63C7/16—Apparatus engaging vessels or objects
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Abstract
The invention relates to a connection structure for a transmitting frame and a top beam and a connection method thereof, comprising the following steps: the first lug plate is fixed on the top surface of the top beam and provided with a first through hole; two second ear plates which are oppositely and fixedly arranged at the bottom of the transmitting frame, wherein the second ear plates are provided with second through holes corresponding to the first through holes; the positioning block is fixed on the bottom surface of the transmitting frame and positioned between the two second ear plates; and the positioning rods are oppositely arranged and connected between the two second ear plates, are inserted between the two second ear plates through the first ear plates, and further abut against the top of the first ear plates by the positioning blocks and abut against the corresponding side parts of the first ear plates by the two positioning rods, so that the first through holes are opposite to the second through holes. The invention effectively solves the problem that the underwater connection of the transmitting frame and the top beam is difficult, and can accurately lead the lifting lugs of the transmitting frame and the top beam to be centered, thereby realizing the rapid fixation of the transmitting frame and the top beam, reducing the time of underwater operation of personnel, improving the construction efficiency and reducing the construction difficulty.
Description
Technical Field
The invention relates to the field of underwater salvage construction, in particular to a connecting structure for a launching frame and a top beam and a connecting method thereof.
Background
When salvaging under water, need to be earlier fixed the salvaging frame that contains the back timber at the bottom, and then below launching frame to with launching frame and back timber fixed connection, launching frame and back timber use the lifting lug generally to be connected, but in the actual work progress, because the construction condition under water is complicated, the visibility is low, consequently the lug of launching frame and back timber is difficult to the centering, has increased personnel's time of operation under water, and the efficiency of construction is lower, and the construction degree of difficulty is great.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, and provides a connecting structure and a connecting method for a transmitting frame and a top beam, which solve the problem of difficulty in connecting the transmitting frame and the top beam underwater and can accurately center lifting lugs of the transmitting frame and the top beam, thereby realizing rapid fixing of the transmitting frame and the top beam, reducing the time of underwater operation of personnel, improving the construction efficiency and reducing the construction difficulty.
The technical scheme for achieving the purpose is as follows:
the present invention provides a connection structure for a launching cradle and a top beam, the top beam being fixed to the water bottom, the connection device comprising:
the first lug plate is fixed on the top surface of the top beam and provided with a first through hole;
two second ear plates which are oppositely and fixedly arranged at the bottom of the transmitting frame, wherein the second ear plates are provided with second through holes corresponding to the first through holes;
the positioning block is fixed on the bottom surface of the transmitting frame and positioned between the two second ear plates; and
the positioning rods are oppositely arranged and connected between the two second ear plates, the two positioning rods are respectively positioned at two sides of the positioning block, the positioning blocks are inserted between the two second ear plates through the first ear plates, the positioning block is abutted against the top of the first ear plates, the two positioning rods are abutted against the corresponding side parts of the first ear plates, the first through holes are opposite to the second through holes, and the fixing pins can penetrate through the first through holes and the second through holes and are fixedly connected with the transmitting frame and the top beam.
According to the invention, the connecting structure for the transmitting frame and the top beam is adopted, the first lug plate is inserted between the two second lug plates, the positioning block is abutted against the top of the first lug plate, and the two positioning rods are abutted against the corresponding side parts of the first lug plate, so that the first through hole is opposite to the second through hole, a fixing pin can penetrate through the first through hole and the second through hole and fixedly connect the transmitting frame and the top beam, and as a circle can be positioned at three points, when the positioning block and the positioning rods are abutted against the first lug plate, the first lug plate can be positioned, the first through hole is opposite to the second through hole, the problem that the transmitting frame and the top beam are difficult to be connected under water is solved, the lifting lug of the transmitting frame and the top beam can be accurately centered, the transmitting frame and the top beam can be quickly fixed, the time of underwater operation of personnel is reduced, the construction efficiency is improved, and the construction difficulty is reduced.
The invention further improves the connecting structure for the launching bracket and the top beam, which is characterized by further comprising a guide plate fixed on the top surface of the top beam and vertically connected with the first lug plate, wherein the top surface of the guide plate is inclined from a position close to the first lug plate to a position far from the first lug plate to form an inclined guide surface;
the second lug plate is provided with an inclined surface matched with the guide surface at the position corresponding to the guide plate, and the inclined surface of the second lug plate moves downwards along the guide surface until the positioning block is propped against the top of the first lug plate and the two positioning rods are propped against the corresponding side parts of the first lug plate, so that the first through hole is opposite to the second through hole.
The invention further improves the connecting structure for the launching bracket and the top beam, and the connecting structure further comprises a protruding part formed at the position of the second lug plate close to the inclined surface, wherein when the inclined surface is attached to the guide surface, the side part of the protruding part close to the inclined surface is propped against the side part of the guide plate.
The invention further improves the connecting structure for the launching bracket and the top beam, which comprises a first fixing plate arranged on the top surface of the top beam, wherein the first lug plate and the guide plate are both fixed on the top surface of the first fixing plate.
The invention further improves the connecting structure for the launching frame and the top beam, which comprises a second fixing plate arranged on the bottom surface of the launching frame, wherein the second lug plate and the positioning block are both fixed on the bottom surface of the second fixing plate.
The invention further improves the connecting structure for the transmitting frame and the top beam, and the top of the first lug plate is provided with a part which protrudes upwards to form an arc surface, and the two positioning rods correspondingly prop against the arc surface.
The invention further improves the connecting structure for the launching bracket and the top beam, which also comprises a connecting rod connected between the two second lugs.
The invention provides a connection method for a connection structure of a transmitting frame and a top beam, which comprises the following steps:
lowering the transmitting frame so that the first ear plate is inserted between the two second ear plates;
the position of the launching frame is adjusted, so that the positioning block is propped against the top of the first ear plate, and the two positioning rods are propped against the corresponding side parts of the first ear plate, and the first through hole is opposite to the second through hole;
and providing a fixing pin, and penetrating the fixing pin through the first through hole and the second through hole to fixedly connect the transmitting frame and the top beam.
The invention further improves the connection method for the connection structure of the launching bracket and the top beam, which is characterized by further comprising a guide plate fixed on the top surface of the top beam and vertically connected with the first lug plate, wherein the top surface of the guide plate forms an inclined guide surface, and the second lug plate corresponds to the guide surface to form an inclined surface;
the inclined surface is attached to the guide surface, so that the second lug plate moves downwards along the guide surface until the positioning block abuts against the top of the first lug plate and the two positioning rods abut against the corresponding side parts of the first lug plate, and the first through hole is opposite to the second through hole.
The invention further improves the connection method for the connection structure of the transmitting frame and the top beam, which is characterized in that the transmitting frame is arc-shaped, the two ends of the transmitting frame are provided with the second ear plates, and the top beam is fixedly provided with the first ear plates corresponding to the second ear plates;
lowering one end of the transmitting frame to enable the corresponding first lug plate to be inserted between the two second lug plates, enabling the positioning block to prop against the top of the first lug plate, enabling the positioning rod to prop against the corresponding side part of the first lug plate, enabling the fixing pin to pass through the corresponding first through hole and second through hole;
the transmitting frame is rotated to enable the other end of the transmitting frame to move towards the direction close to the top beam, the corresponding first lug plate is inserted between the two second lug plates, the positioning block abuts against the top of the first lug plate, the positioning rod abuts against the corresponding side of the first lug plate, and the fixing pin penetrates through the corresponding first through hole and second through hole.
Drawings
Fig. 1 is a side view showing a connection state of the connection structure for a firing rack and a roof rail according to the present invention.
Fig. 2 is a schematic view showing a construction state of the connection structure for the transmitting rack and the top beam according to the present invention.
Fig. 3 is a perspective view of a second ear panel portion of the attachment structure for a firing rack and header of the present invention.
Fig. 4 is a front cross-sectional view of a second ear plate portion of the attachment structure for a firing rack and header of the present invention.
Fig. 5 is a perspective view of a first ear panel portion of the attachment structure for a firing rack and header of the present invention.
Description of the embodiments
The invention will be further described with reference to the drawings and the specific examples.
Referring to fig. 1, the invention provides a connection structure for a transmitting frame and a top beam and a connection method thereof, wherein a first lug plate is inserted between two second lug plates, so that a positioning block is propped against the top of the first lug plate, and two positioning rods are propped against corresponding side parts of the first lug plate, so that a first through hole is opposite to a second through hole, a fixing pin can penetrate through the first through hole and the second through hole and fixedly connect the transmitting frame and the top beam, and as a circle can be positioned at three points, when the positioning block and the positioning rods are propped against the first lug plate, the positioning of the first lug plate can be realized, the first through hole is opposite to the second through hole, the problem of difficulty in connecting the transmitting frame and the top beam underwater is solved, the centering of lifting lugs of the transmitting frame and the top beam can be accurately realized, the time of underwater operation of personnel is reduced, the construction efficiency is improved, and the construction difficulty is reduced. The connection structure for the roof rail and the roof rail according to the present invention will be described with reference to the accompanying drawings.
Referring to fig. 1, fig. 1 is a side view showing a connection state of the connection structure for a roof rail and a roof rail according to the present invention. The connection structure for the roof rail and the roof rail according to the present invention will be described with reference to fig. 1.
As shown in fig. 1, the present invention is a connection structure for a launching cradle and a top beam, the top beam 21 is fixed to the water bottom, the connection device comprises:
a first ear plate 11 fixed to the top surface of the top beam 21, the first ear plate 11 being provided with a first through hole 111;
two second ear plates 12 fixed at the bottom of the transmitting frame 22 correspondingly, wherein the second ear plates 12 are provided with second through holes 121 corresponding to the first through holes 111;
a positioning block 1231 fixed to the bottom surface of the transmitting frame 22 and located between the two second ear plates 12; and
the positioning rods 13 are oppositely arranged and connected between the two second ear plates 12, the two positioning rods 13 are respectively positioned at two sides of the positioning block 1231, the first ear plate 11 is inserted between the two second ear plates 12, the positioning block 1231 is abutted against the top of the first ear plate 11, and the two positioning rods 13 are abutted against corresponding side parts of the first ear plate 11, so that the first through hole 111 is opposite to the second through hole 121, and the fixing pin can penetrate through the first through hole 111 and the second through hole 121 and is fixedly connected with the transmitting frame 22 and the top beam 21.
Preferably, a part of the top of the first ear plate 11 protrudes upwards to form an arc surface, and the two positioning rods 13 are correspondingly propped against the arc surface.
And further preferably includes a connecting rod 14 connected between the two second ear panels 12.
As a preferred embodiment of the present invention, as shown in fig. 3 to 5, the present invention further includes a guide plate 112 fixed on the top surface of the top beam 21 and vertically connected to the first ear plate 11, wherein the top surface of the guide plate 112 is inclined from a position close to the first ear plate 11 to a position far from the first ear plate 11 to form an inclined guide surface 1121;
the second ear plate 12 is formed with an inclined surface 122 corresponding to the guide surface 1121 at a position corresponding to the guide plate 112, and moves downward along the guide surface 1121 through the inclined surface 122 of the second ear plate 12 until the positioning block 1231 abuts against the top of the first ear plate 11 and the two positioning rods 13 abut against the corresponding side portions of the first ear plate 11, so that the first through hole 111 is opposite to the second through hole 121.
Preferably, the guide plates 112 are disposed on two sides of the first ear plate 11, the inclined surfaces 122 of the two opposite second ear plates 12 are attached to the corresponding guide surfaces 1121, and since the two guide surfaces 1121 are symmetrically disposed along the first ear plate 11, when the two inclined surfaces 122 are attached to the corresponding guide surfaces 1121, the distances from the two second ear plates 12 to the first ear plate 11 are equal, i.e. the first ear plate 11 is located on the center line of the two second ear plates 12, and if two groups of second ear plates 12 are symmetrically disposed along the center line of the transmitting frame, the two first ear plates 11 are also symmetrically disposed along the center line of the transmitting frame.
Specifically, the second ear plate 12 further includes a protruding portion 124 formed at a position close to the inclined surface 122, and when the inclined surface 122 is attached to the guide surface 1121, a side portion of the protruding portion 124 close to the inclined surface 122 abuts against a side portion of the guide plate 112, so as to ensure that the inclined surface 122 moves downward along the guide surface 1121.
Preferably, as shown in fig. 2, the plurality of emission frames 22 are arc-shaped, the two ends of the emission frames 22 are respectively fixed with the second ear plates 12, four guide plates 112 are arranged in pairs, the positions of the second ear plates 12 far away from the other ends of the emission frames 22 are correspondingly provided with the inclined surfaces 122 corresponding to the guide surfaces 1121, namely, each second ear plate 12 is only provided with the inclined surface 122 corresponding to the guide plate 112 far away from the other end of the emission frame 22, and the corresponding protruding part 124 abuts against the side surface of the guide plate 112 close to the other end of the emission frame 22, so that the protruding part 124 and the guide plate 112 do not interfere when the emission frame 22 is rotated along the arrow direction in fig. 2.
Specifically, the top fixing device further comprises a first fixing plate 113 installed on the top surface of the top beam 21, the first ear plate 11 and the guide plate 112 are both fixed on the top surface of the first fixing plate, and the first fixing plate 113 is fixedly connected with the top beam 21 through bolts.
Specifically, the second fixing plate 123 is mounted on the bottom surface of the launching frame 22, the second ear plate 12 and the positioning block 1231 are both fixed on the bottom surface of the second fixing plate 123, and the second fixing plate 123 is fixedly connected with the launching frame 22 through bolts.
The specific embodiments of the present invention are as follows:
taking an arc-shaped launching frame 22 as an example, two ends of the launching frame 22 are provided with a second lug plate 12, a positioning block 1231 and a positioning rod 13, and the end part of the top beam 21 corresponding to the launching frame 22 is also provided with a first lug plate 11 and a guide plate 112;
firstly, one end of the launching frame 22 is lowered, the corresponding first lug plate 11 is inserted between the two second lug plates 12, the inclined surface 122 is attached to the guide surface 1121, the protruding part 124 is abutted against the side surface of the guide plate 112, which is close to the other end of the launching frame 22, so that the second lug plates 12 move downwards along the guide surface 1121 to prevent the second lug plates 12 from shaking left and right until the positioning block 1231 is abutted against the top of the first lug plate 11 and the positioning rod 13 is abutted against the corresponding side part of the first lug plate 11, and as a circle is positioned at three points, when the positioning block 1231 and the positioning rod 13 are abutted against the first lug plate 11, the first through hole 111 is opposite to the second through hole 121, and a fixing pin is penetrated into the first through hole 111 and the second through hole 121 to fixedly connect the first lug plate 11 and the second lug plate 12, and at the moment, one end of the launching frame 22 is fixedly connected with the top beam 21;
the other end of the launching frame 22 is lowered, the launching frame 22 is rotated along the arrow direction in fig. 2, so that the other end of the launching frame 22 moves towards the direction close to the top beam 21, at this time, since only one side of the second lug plate 12 is provided with a protruding part 124, the protruding part 124 is propped against the side part of the guide plate 112 close to the other end of the launching frame 22, and the positioning block 1231 and the positioning rod 13 are propped against the arc surface of the first lug plate 11, the first lug plate 11 and the second lug plate 12 can relatively rotate, the protruding part 124 cannot interfere with the guide plate 112, and the positioning block 1231 and the positioning rod 13 can also be clung to the arc surface of the first lug plate 11 to move;
the first ear plate 11 corresponding to the other end of the transmitting frame 22 is inserted between the two second ear plates 12, the inclined surface 122 is attached to the guide surface 1121, the protruding portion 124 abuts against the side surface of the guide plate 112 close to the other end of the transmitting frame 22, so that the second ear plates 12 move downwards along the guide surface 1121, the second ear plates 12 are prevented from rocking left and right until the positioning block 1231 abuts against the top of the first ear plate 11 and the positioning rod 13 abuts against the corresponding side portion of the first ear plate 11, and because a circle is positioned at three points, when the positioning block 1231 and the positioning rod 13 both abut against the first ear plate 11, the first through hole 111 is opposite to the second through hole 121, and the fixing pin is penetrated into the first through hole 111 and the second through hole 121 to fixedly connect the first ear plate 11 and the second ear plate 12, and at this time, the other end of the transmitting frame 22 is fixedly connected with the top beam 21, so that the transmitting frame 22 is fixedly connected with the top of the top beam 21.
The invention also provides a connection method for the connection structure of the launching cradle and the top beam, which comprises the following steps:
lowering the launching cradle 22 such that the first ear plate 11 is interposed between the two second ear plates 12;
the position of the launching frame 22 is adjusted so that the positioning block 1231 is abutted against the top of the first ear plate 11 and the two positioning rods 13 are abutted against the corresponding side parts of the first ear plate 11, and thus the first through hole 111 is opposite to the second through hole 121;
a fixing pin is provided to pass through the first through hole 111 and the second through hole 121 to fixedly connect the firing frame 22 and the top beam 21.
Further, the device further comprises a guide plate 112 fixed on the top surface of the top beam 21 and vertically connected to the first ear plate 11, wherein the top surface of the guide plate 112 forms an inclined guide surface 1121, and the second ear plate 12 forms an inclined surface 122 corresponding to the guide surface 1121;
the inclined surface 122 is attached to the guide surface 1121, so that the second ear plate 12 moves downward along the guide surface 1121 until the positioning block 1231 abuts against the top of the first ear plate 11 and the two positioning rods 13 abut against the corresponding side portions of the first ear plate 11, so that the first through hole 111 is opposite to the second through hole 121.
Specifically, referring to fig. 2, the transmitting frame 22 is arc-shaped, two ends of the transmitting frame 22 are respectively provided with a second ear plate 12, and the top beam 21 is fixedly provided with a first ear plate 11 corresponding to the second ear plate 12;
lowering one end of the launching frame 22, so that the corresponding first ear plate 11 is inserted between the two second ear plates 12, the positioning block 1231 is propped against the top of the first ear plate 11, the positioning rod 13 is propped against the corresponding side part of the first ear plate 11, and the fixing pin passes through the corresponding first through hole 111 and the second through hole 121;
the transmitting frame 22 is rotated to move the other end of the transmitting frame 22 in a direction approaching to the top beam 21, so that the corresponding first ear plate 11 is inserted between the two second ear plates 12, the positioning block 1231 abuts against the top of the first ear plate 11, the positioning rod 13 abuts against the corresponding side of the first ear plate 11, and the fixing pin passes through the corresponding first through hole 111 and second through hole 121.
The specific operation mode of the connection method provided by the invention is as follows:
taking an arc-shaped launching frame 22 as an example, two ends of the launching frame 22 are provided with a second lug plate 12, a positioning block 1231 and a positioning rod 13, and the end part of the top beam 21 corresponding to the launching frame 22 is also provided with a first lug plate 11 and a guide plate 112;
firstly, one end of the launching frame 22 is lowered, the corresponding first lug plate 11 is inserted between the two second lug plates 12, the inclined surface 122 is attached to the guide surface 1121, the protruding part 124 is abutted against the side surface of the guide plate 112, which is close to the other end of the launching frame 22, so that the second lug plates 12 move downwards along the guide surface 1121 to prevent the second lug plates 12 from shaking left and right until the positioning block 1231 is abutted against the top of the first lug plate 11 and the positioning rod 13 is abutted against the corresponding side part of the first lug plate 11, and as a circle is positioned at three points, when the positioning block 1231 and the positioning rod 13 are abutted against the first lug plate 11, the first through hole 111 is opposite to the second through hole 121, and a fixing pin is penetrated into the first through hole 111 and the second through hole 121 to fixedly connect the first lug plate 11 and the second lug plate 12, and at the moment, one end of the launching frame 22 is fixedly connected with the top beam 21;
the other end of the launching frame 22 is lowered, the launching frame 22 is rotated along the arrow direction in fig. 2, so that the other end of the launching frame 22 moves towards the direction close to the top beam 21, at this time, since only one side of the second lug plate 12 is provided with a protruding part 124, the protruding part 124 is propped against the side part of the guide plate 112 close to the other end of the launching frame 22, and the positioning block 1231 and the positioning rod 13 are propped against the arc surface of the first lug plate 11, the first lug plate 11 and the second lug plate 12 can relatively rotate, the protruding part 124 cannot interfere with the guide plate 112, and the positioning block 1231 and the positioning rod 13 can also be clung to the arc surface of the first lug plate 11 to move;
the first ear plate 11 corresponding to the other end of the transmitting frame 22 is inserted between the two second ear plates 12, the inclined surface 122 is attached to the guide surface 1121, the protruding portion 124 abuts against the side surface of the guide plate 112 close to the other end of the transmitting frame 22, so that the second ear plates 12 move downwards along the guide surface 1121, the second ear plates 12 are prevented from rocking left and right until the positioning block 1231 abuts against the top of the first ear plate 11 and the positioning rod 13 abuts against the corresponding side portion of the first ear plate 11, and because a circle is positioned at three points, when the positioning block 1231 and the positioning rod 13 both abut against the first ear plate 11, the first through hole 111 is opposite to the second through hole 121, and the fixing pin is penetrated into the first through hole 111 and the second through hole 121 to fixedly connect the first ear plate 11 and the second ear plate 12, and at this time, the other end of the transmitting frame 22 is fixedly connected with the top beam 21, so that the transmitting frame 22 is fixedly connected with the top of the top beam 21.
The present invention has been described in detail with reference to the embodiments of the drawings, and those skilled in the art can make various modifications to the invention based on the above description. Accordingly, certain details of the illustrated embodiments are not to be taken as limiting the invention, which is defined by the appended claims.
Claims (8)
1. A connection structure for a launch pad and a roof beam, the roof beam being secured to a water bottom, the connection structure comprising:
the first lug plate is fixed on the top surface of the top beam and provided with a first through hole;
two second ear plates which are oppositely and fixedly arranged at the bottom of the transmitting frame, wherein the second ear plates are provided with second through holes corresponding to the first through holes;
the positioning block is fixed on the bottom surface of the launching frame and positioned between the two second ear plates;
the positioning rods are oppositely arranged and connected between the two second ear plates, the two positioning rods are respectively positioned at two sides of the positioning block, the positioning block is inserted between the two second ear plates through the first ear plates, then the positioning block abuts against the top of the first ear plates, and the two positioning rods abut against the corresponding side parts of the first ear plates, so that the first through holes are opposite to the second through holes, and therefore a fixing pin can penetrate through the first through holes and the second through holes and is fixedly connected with the transmitting frame and the top beam;
the top surface of the guide plate is inclined from a position close to the first ear plate to a position far away from the first ear plate to form an inclined guide surface, an inclined surface matched with the guide surface is formed at the position of the second ear plate corresponding to the guide plate, and the guide plate moves downwards along the inclined surface through the inclined surface of the second ear plate until the positioning block abuts against the top of the first ear plate and the two positioning rods abut against the corresponding side parts of the first ear plate, so that the first through hole is opposite to the second through hole; and
and a protruding part formed at a position of the second lug plate close to the inclined surface, wherein when the inclined surface is attached to the guide surface, the side part of the protruding part close to the inclined surface abuts against the side part of the guide plate.
2. The connection structure for a firing rack and roof rail of claim 1, further comprising a first fixing plate mounted to a top surface of the roof rail, wherein the first ear plate and the guide plate are both fixed to the top surface of the first fixing plate.
3. The connection structure for a racking and roof rail according to claim 1, further comprising a second fixing plate mounted to a bottom surface of said racking, said second ear plate and said positioning block each being fixed to a bottom surface of said second fixing plate.
4. The connection structure for a firing rack and a roof rail according to claim 1, wherein the top of the first ear plate has a portion protruding upward to form an arc surface against which two of the positioning rods are correspondingly abutted.
5. The connection structure for a firing rack and roof rail of claim 1, further comprising a connecting rod connected between two of said second ear panels.
6. A method of connecting a connection for a firing rack and roof rail according to claim 1, comprising the steps of:
lowering the launching frame so that the first ear plate is inserted between the two second ear plates;
the position of the launching frame is adjusted, so that the positioning block abuts against the top of the first ear plate, and the two positioning rods abut against the corresponding side parts of the first ear plate, and the first through hole is opposite to the second through hole;
and providing a fixing pin, and enabling the fixing pin to pass through the first through hole and the second through hole so as to fixedly connect the transmitting frame and the top beam.
7. The method of connecting a connection structure for a firing rack and a header of claim 6, further comprising a guide plate secured to a top surface of the header and vertically connected to the first ear plate, the top surface of the guide plate forming an inclined guide surface, the second ear plate forming an inclined surface in response to the guide surface;
the inclined surface is attached to the guide surface, so that the second lug plate moves downwards along the guide surface until the positioning block abuts against the top of the first lug plate and the two positioning rods abut against the corresponding side parts of the first lug plate, and the first through hole is opposite to the second through hole.
8. The connection method for the connection structure of the launching frame and the top beam according to claim 6, wherein the launching frame is arc-shaped, the second ear plates are installed at two ends of the launching frame, and the top beam is fixedly provided with the first ear plates corresponding to the second ear plates;
one end of the launching frame is lowered, the corresponding first ear plates are inserted between the two second ear plates, the positioning blocks are propped against the top of the first ear plates, the positioning rods are propped against the corresponding side parts of the first ear plates, and the fixing pins penetrate through the corresponding first through holes and the corresponding second through holes;
the transmitting frame is rotated to enable the other end of the transmitting frame to move towards the direction close to the top beam, the corresponding first lug plates are inserted between the two second lug plates, the positioning blocks are abutted to the tops of the first lug plates, the positioning rods are abutted to the corresponding side parts of the first lug plates, and the fixing pins penetrate through the corresponding first through holes and the corresponding second through holes.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210378987.5A CN114889773B (en) | 2022-04-12 | 2022-04-12 | Connection structure for launching cradle and top beam and connection method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210378987.5A CN114889773B (en) | 2022-04-12 | 2022-04-12 | Connection structure for launching cradle and top beam and connection method thereof |
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| CN114889773A CN114889773A (en) | 2022-08-12 |
| CN114889773B true CN114889773B (en) | 2023-06-20 |
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