CN215165601U - Portal frame structure for ramming equipment with quick adjustment rammer position - Google Patents

Abstract

The application discloses portal frame structure for ramming equipment with quick adjustment ram position, it is including setting up the bottom plate on running gear, the setting is rammer on the bottom plate in the lift, and the hoist engine of control ram lift, run through on the bottom plate and seted up the hole that falls, be located the vertical support frame that is provided with on the bottom plate of hole both sides that falls, the support frame slides and sets up on the bottom plate, be provided with the crossbeam between two support frames, it is provided with the transmission wheel to slide on the crossbeam, the glide direction of transmission wheel sets up with the glide direction of support frame is perpendicular, the ram is hung through the hoist engine and is established on the transmission wheel, be provided with the horizontal actuating mechanism who is used for driving the transmission wheel to slide on the crossbeam, the hoist engine slides along the direction that the transmission wheel slided and sets up on the bottom plate, be provided with the linkage subassembly that drives the hoist engine synchronous slip on the transmission wheel. This application has the effect of quick adjustment ram whereabouts position.

Description

Portal frame structure for ramming equipment with quick adjustment rammer position

Technical Field

The invention relates to the field of civil engineering, in particular to a portal frame structure for ramming equipment with a function of quickly adjusting the position of a rammer.

Background

The pressure-resistant pile is a pile which resists vertical compression load through friction force with soil around the pile or pile end resistance, and the construction method of the pile is divided into two categories, namely a precast pile and a cast-in-place pile. When pile foundation construction is carried out, the gap between the anti-pressure pile and the steel casing needs to be filled, and the filling is tamped, so that the soil body with a certain depth and range below the pile end is compact, and the compression resistance of the anti-pressure pile is improved.

The chinese patent with application number 201621271159.8 in the related art provides a construction device for a carrier pile, which comprises a pile frame and a tamping system, wherein the pile frame comprises a transverse chassis and a support erected opposite to one end of the chassis, the tamping system comprises a pile casing, a tamping hammer and a main winch arranged on the chassis, the main winch is suspended by a steel wire rope and drives the tamping hammer to move up and down in the pile casing, so as to tamp the soil or the filler at the bottom; the periphery of the chassis is also provided with hydraulic legs for supporting equipment, and a revolving device and a walking device are also arranged below the chassis; the upper end of the casing is also provided with a verticality control device which is connected with a vertical guide rail on the bracket in a clamping groove mode through a left horizontal arm and a right horizontal arm.

In view of the above-mentioned related technologies, the inventor believes that when the drop position of the ram is adjusted, the drop position of the ram needs to be adjusted by adjusting the position of the traveling device, and since the construction equipment of the carrier pile is completely loaded on the traveling device, a large amount of energy consumption needs to be consumed when the traveling device is adjusted, and meanwhile, the traveling device after the position adjustment needs to be stably locked and positioned, so that the traveling device is prevented from tipping over due to unevenness of the ground, and therefore, the operation of adjusting the drop position of the ram by adjusting the position of the traveling device is troublesome, and a large amount of manpower, material resources and financial resources need to be consumed.

SUMMERY OF THE UTILITY MODEL

In order to improve the trouble problem of rammer whereabouts position control, this application provides a portal frame structure for ramming equipment with quick adjustment rammer position.

The application provides a pair of for ramming equipment portal frame structure with quick adjustment ram position adopts following technical scheme:

a portal frame structure for ramming equipment with a function of quickly adjusting the position of a rammer comprises a bottom plate arranged on a walking device, the rammer arranged on the bottom plate in a lifting way, and a winch for controlling the rammer to lift, a falling hole is perforated on the bottom plate, support frames are vertically arranged on the bottom plate at two sides of the falling hole, the supporting frames are arranged on the bottom plate in a sliding way, a cross beam is arranged between the two supporting frames, the cross beam is provided with a transmission wheel in a sliding way, the sliding direction of the transmission wheel is vertical to the sliding direction of the support frame, the rammer is hung on the transmission wheel through the winch, the transverse beam is provided with a transverse driving mechanism for driving the transmission wheel to slide, the winch is arranged on the bottom plate in a sliding mode along the sliding direction of the transmission wheel, and the transmission wheel is provided with a linkage assembly for driving the winch to synchronously slide.

By adopting the technical scheme, the bottom plate frames the support frame and the winch on the walking device, the support frame is used for erecting the crossbeam, the crossbeam is used for hanging the rammer above the bottom plate, the walking device can transport the rammer to the ramming position, so that the ramming position is positioned in the drop hole, the support frame is pushed to slide on the bottom plate, the support frame drives the rammer to slide, the transverse driving mechanism is started simultaneously, the transverse driving mechanism drives the transmission wheel to slide on the crossbeam, further, the rammer is vertically hung above the ramming position, meanwhile, the linkage assembly can drive the winch and the transmission wheel to synchronously slide, the winch can stably release the rammer through the transmission wheel, and the rammer is vertically rammed on the ground at the ramming position; the portal frame structure for the ramming device with the quick adjusting position of the rammer can quickly adjust the falling position of the rammer, so that the rammer can accurately ramme the ground.

Optionally, the transverse driving mechanism is connected including rotating transverse screw rod on the crossbeam, slide and set up slide and drive on the transverse screw rod pivoted first motor, first motor rigid coupling is in on the support frame, the vertical setting of slide, follow on the crossbeam transverse screw rod extending direction has seted up the T-slot, transverse screw rod rotates and sets up the T-slot is inboard, the one end of slide be provided with the T-shaped piece of T-slot sliding adaptation, transverse screw rod screw thread is worn to establish the T-shaped piece setting, the transmission wheel rotates to be connected on the slide, be located the transmission wheel below along vertical direction on the slide seted up with the guide way that the ram slided and is connected.

Through adopting above-mentioned technical scheme, start first motor, first motor drives horizontal lead screw and rotates, horizontal lead screw passes through the screw action and drives T-shaped piece and steadily slide at the T-shaped inslot, T-shaped piece drives slide and transmission wheel and steadily slides along crossbeam extending direction, the ram slides along the slide under the traction of transmission wheel and the effect of guide way, the realization is to the ram along the quick adjustment of the ascending whereabouts position of horizontal lead screw extending direction, the ram is connected with sliding of guide way simultaneously, make the ram be in vertical whereabouts state all the time at the whereabouts in-process, the precision of ram whereabouts position has been ensured.

Optionally, be provided with on the bottom plate and be used for the drive vertical actuating mechanism that the support frame slided, vertical actuating mechanism connects including rotating vertical lead screw on the bottom plate, slide and set up slider, drive on the vertical lead screw pivoted second motor and with vertical lead screw parallel arrangement's gag lever post, be provided with two spouts on the bottom plate, vertical lead screw rotates to be connected in one of them in the spout, the gag lever post rigid coupling is another in the spout, vertical lead screw thread is worn to establish the slider sets up, slider and one the support frame rigid coupling, another the support frame slides the cover and is established on the gag lever post.

Through adopting above-mentioned technical scheme, start the second motor, the vertical lead screw of second motor drive rotates, and vertical lead screw slides in the spout through screw thread drive slider, and the slider drives a carriage and slides along vertical lead screw extending direction on the bottom plate, because be connected with the crossbeam between two carriages, so another carriage also stably slides on the gag lever post in step, and then realizes the quick adjustment to the ram along the ascending whereabouts position of vertical lead screw extending direction.

Optionally, a sliding rod arranged in parallel with the transverse screw rod is fixedly connected to the bottom plate, and a sliding seat arranged on the sliding rod is arranged on the winch in a sliding mode.

Through adopting above-mentioned technical scheme, the seat that slides is used for sliding the hoist engine and supporting on the bottom plate, slide bar and horizontal lead screw parallel arrangement for the seat that slides can drive the hoist engine and follow the transmission wheel and carry out synchronous sliding motion under the guide effect of slide bar and the linkage effect of linkage subassembly, makes when adjusting the position of ram, and the hoist engine still can hang the ram steadily and establish on the transmission wheel.

Optionally, the linkage subassembly include with slide a articulated connecting cylinder and with slide articulated connecting rod, the connecting rod slides flexible the setting and is in the connecting cylinder, be provided with on the connecting cylinder and be used for the restriction the locating part of connecting rod slippage.

Through adopting above-mentioned technical scheme, when the slide is driving the rammer orientation and is close to or keep away from the hoist engine orientation and slide, the slide drives the connecting rod and slides in the connecting cylinder, and the connecting cylinder is articulated with the seat of sliding, the connecting rod is articulated with the slide simultaneously for the slide orientation is close to or keeps away from the gliding movement of hoist engine orientation more smooth and easy, and then drives the rammer fast and carries out position control, and the locating part can restrict the connecting rod slippage in the connecting cylinder.

Optionally, a plurality of balls for reducing friction between the sliding block and the sliding groove are arranged on the bottom wall of the sliding groove.

Through adopting above-mentioned technical scheme, the ball truns into rolling friction with the translation friction between slider and the spout diapire for the slider can drive the support frame and slide fast, and then realizes the whereabouts position of quick adjustment rammer.

Optionally, the locating part sets up to the spacing ring, the coaxial rigid coupling of spacing ring is in the connecting cylinder is kept away from the one end of seat that slides, the connecting rod is worn to establish the spacing ring slides and is set up in the connecting cylinder, the connecting rod is kept away from the one end of slide be provided with be used for with the joint dish of spacing ring joint.

Through adopting above-mentioned technical scheme, when the slide is being close to or keep away from the hoist engine direction when sliding driving the ram orientation, the slide drives the connecting rod and slides in the connecting cylinder, and the connecting rod drives the joint dish this moment and slides towards being close to or keeping away from the spacing ring direction in the connecting cylinder, when the joint dish slided to with the spacing ring butt, the extreme position that slides has been slided to the slide this moment, the interact of joint dish and spacing ring makes the hoist engine can follow the slide and slide in step steadily.

Optionally, the sliding grooves on two sides of the supporting frame are covered with organ covers for protection, and the end walls of the sliding grooves and the supporting frame are respectively connected with two ends of the organ covers in a sealing manner.

Through adopting above-mentioned technical scheme, the organ cover can protect the vertical lead screw in the spout, avoids when the rammer tamps the ground, and subaerial floating dust adheres on vertical lead screw, influences vertical lead screw quick drive support frame and slides.

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

1. the longitudinal screw rod drives the support frame to drive the rammer to slide along the extending direction of the longitudinal screw rod, so that the falling position of the rammer along the extending direction of the longitudinal screw rod is quickly adjusted, meanwhile, the transverse screw rod can drive the sliding plate to drive the rammer to slide along the extending direction of the transverse screw rod, and the falling position of the rammer along the extending direction of the transverse screw rod is quickly adjusted;

2. the winch can synchronously slide along the transverse screw rod direction along with the transmission wheel under the action of the connecting cylinder and the connecting rod, so that when the position of the rammer is adjusted, the rammer can still be stably hung on the transmission wheel by the winch;

3. the ball changes the translation friction between the sliding block and the bottom wall of the sliding groove into rolling friction, so that the sliding block can drive the support frame to slide rapidly, and the falling position of the rammer can be adjusted rapidly.

Drawings

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

Fig. 2 is a schematic structural diagram of a bottom plate, a rammer, a winch, a support frame, a cross beam, a transmission wheel, a transverse driving mechanism, a longitudinal driving mechanism and a ball in the embodiment of the application.

Fig. 3 is a schematic sectional view taken along line a-a of fig. 1.

Fig. 4 is a partially enlarged schematic view of a portion a in fig. 3.

Fig. 5 is a partially enlarged schematic view of a portion B in fig. 3.

Reference numerals: 1. a base plate; 2. a rammer; 3. a winch; 4. dropping a hole; 5. a support frame; 6. a cross beam; 7. a transmission wheel; 8. a lateral drive mechanism; 81. a transverse screw rod; 82. a slide plate; 83. a first motor; 9. a linkage assembly; 91. a connecting cylinder; 92. a connecting rod; 10. a T-shaped slot; 11. a T-shaped block; 12. a guide groove; 13. a longitudinal drive mechanism; 131. a longitudinal screw rod; 132. a slider; 133. a second motor; 134. a limiting rod; 14. a chute; 15. a slide bar; 16. a sliding seat; 17. a ball bearing; 18. a limiting ring; 19. a clamping disc; 20. an organ cover.

Detailed Description

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

The embodiment of the application discloses a portal frame structure for ramming equipment with quick adjustment ram position. Referring to fig. 1 and 2, the portal frame structure for ramming equipment with quick adjustment ram position is including setting up bottom plate 1 on running gear, go up and down to set up ram 2 on bottom plate 1, and control the hoist engine 3 that ram 2 goes up and down, it has seted up down hole 4 to run through along vertical direction on bottom plate 1, ram 2 goes up and down to set up 4 tops in the hole that falls down, it is located the equal vertical support frame 5 that is provided with on the bottom plate 1 of 4 both sides of the hole that falls down, support frame 5 sets up with the terminal surface that bottom plate 1 kept away from ground is perpendicular, the level is provided with crossbeam 6 between two support frames 5, the perpendicular rigid coupling in one end that bottom plate 1 was kept away from at two support frames 5 respectively in the both ends of crossbeam 6, two support frames 5 slide the setting on bottom plate 1 in step under the linking effect of crossbeam 6.

Referring to fig. 1 and 2, a longitudinal driving mechanism 13 for driving the support frame 5 to slide is arranged on the bottom plate 1, and the longitudinal driving mechanism 13 includes a longitudinal screw 131 rotatably connected to the bottom plate 1, a sliding block 132 slidably arranged on the longitudinal screw 131, a second motor 133 for driving the longitudinal screw 131 to rotate, and a limit rod 134 arranged in parallel with the longitudinal screw 131; be provided with two spouts 14 on bottom plate 1, two spouts 14 parallel arrangement are in the both sides of falling hole 4, and spout 14 is located bottom plate 1 and keeps away from on the terminal surface on ground, and the opening orientation of spout 14 keeps away from the direction on ground, and spout 14 sets up along the direction that perpendicular to crossbeam 6 extends, and the both ends of spout 14 are the closed setting.

Referring to fig. 1 and 2, the longitudinal screw rod 131 is disposed along the extending direction of the sliding chute 14, two ends of the longitudinal screw rod 131 are respectively rotatably connected to the inner walls of two ends of one of the sliding chutes 14 through rotating bearings, the second motor 133 is fixedly connected to the side wall of the bottom plate 1 through screws, and the output end of the second motor 133 penetrates through one end wall of the sliding chute 14 and is coaxially and fixedly connected with the longitudinal screw rod 131.

Referring to fig. 1 and 2, the longitudinal screw 131 is threaded through the sliding block 132, the bottom wall of the sliding chute 14 is embedded with a plurality of balls 17 for reducing friction between the sliding block 132 and the sliding chute 14 in a rolling manner, the end surface of the sliding block 132 close to the ground is in rolling contact with the balls 17, and the end surface of the sliding block 132 far away from the balls 17 is fixedly connected with one of the support frames 5.

Referring to fig. 1 and 2, the limiting rod 134 is disposed along the extending direction of the sliding chute 14, two ends of the limiting rod 134 are respectively and fixedly connected to inner walls of two ends of another sliding chute 14, the supporting frame 5 far away from the longitudinal screw 131 is slidably sleeved on the limiting rod 134, and a plurality of balls 17 for rolling and abutting against end walls of the supporting frame 5 are also embedded in the bottom wall of the sliding chute 14 provided with the limiting rod 134 in a rolling manner.

Referring to fig. 1 and 2, the sliding chutes 14 located at two sides of the supporting frame 5 are covered with two organ covers 20 for protection, the two organ covers 20 are provided in two groups, each sliding chute 14 corresponds to one group of organ covers 20, each group of organ covers 20 is provided with two organ covers 20, the two organ covers 20 are respectively located at two sides of the supporting frame 5 corresponding to the two organ covers, the organ covers 20 are arranged in a telescopic manner along the sliding direction of the supporting frame 5, the end walls of the sliding chutes 14 and the supporting frames 5 are respectively connected with two ends of the organ covers 20 in a sealing manner, and the organ covers 20 can completely and hermetically cover openings of the sliding chutes 14.

Referring to fig. 1 and 2, a transmission wheel 7 is slidably arranged on a cross beam 6, the sliding direction of the transmission wheel 7 is perpendicular to that of a support frame 5, a transverse driving mechanism 8 for driving the transmission wheel 7 to slide is arranged on the cross beam 6, the transverse driving mechanism 8 comprises a sliding plate 82 slidably arranged on the cross beam 6, the sliding plate 82 is vertically arranged, the transmission wheel 7 is rotatably connected to the sliding plate 82 through a rotating shaft, the rotating shaft is parallel to the cross beam 6, a winch 3 and a rammer 2 are respectively arranged on two sides of the sliding plate 82, and a rope of the winch 3 bypasses the transmission wheel 7 to hang the rammer 2 above a falling hole 4; the sliding plate 82 below the transmission wheel 7 is provided with a guide groove 12 connected with the rammer 2 in a sliding manner along the vertical direction, and the rammer 2 is fixedly connected with a guide block matched with the guide groove 12 in a sliding manner.

Referring to fig. 1 and 2, the winch 3 slides along the sliding direction of the transmission wheel 7 and is arranged on the bottom plate 1, a slide way used for sliding the winch 3 is arranged on the bottom plate 1, the slide way is arranged in parallel with the cross beam 6, two ends of the slide way are both closed, a slide rod 15 is fixedly connected in the slide way, the slide rod 15 is arranged in parallel with the cross beam 6, a sliding seat 16 used for supporting the winch 3 is fixedly connected to one side of the winch 3 close to the ground, the sliding seat 16 is sleeved on the slide rod 15 in a sliding mode, and the sliding seat 16 can drive the winch 3 to slide on the slide rod 15.

Referring to fig. 3 and 4, a linkage assembly 9 for driving the winch 3 to synchronously slide is arranged on the transmission wheel 7, the linkage assembly 9 is located between the sliding plate 82 and the sliding seat 16, the linkage assembly 9 includes a connecting cylinder 91 hinged to the sliding seat 16 and a connecting rod 92 hinged to the sliding plate 82, the connecting cylinder 91 can rotate around the sliding seat 16 towards the direction close to or away from the ground, the connecting rod 92 can rotate around the sliding plate 82 towards the direction close to or away from the ground, one end of the connecting rod 92 close to the sliding plate 82 is higher than one end of the connecting cylinder 91 close to the sliding seat 16, and one end of the connecting rod 92 far from the sliding plate 82 is slidably and telescopically arranged in the connecting cylinder 91.

Referring to fig. 3 and 4, a limiting part for limiting the slipping of the connecting rod 92 is arranged on the connecting cylinder 91, the limiting part is set to be a limiting ring 18, the limiting ring 18 is coaxially and fixedly connected to one end of the connecting cylinder 91, which is far away from the sliding seat 16, the inner diameter of the limiting ring 18 is equal to the diameter of the connecting rod 92, the connecting rod 92 penetrates through the limiting ring 18 and is slidably arranged in the connecting cylinder 91, the clamping disc 19 which is clamped with the limiting ring 18 is fixedly connected to one end, which is far away from the sliding plate 82, of the connecting rod 92, and the diameter of the clamping disc 19 is equal to the inner diameter of the connecting cylinder 91.

Referring to fig. 3 and 5, the transverse driving mechanism 8 further includes a transverse screw 81 rotatably connected to the cross beam 6, and a first motor 83 for driving the transverse screw 81 to rotate, the extending direction of the transverse screw 81 is consistent with the extending direction of the cross beam 6, a T-shaped groove 10 is formed on the end surface of the cross beam 6 close to the bottom plate 1, the T-shaped groove 10 is arranged along the extending direction of the transverse screw 81, both ends of the T-shaped groove 10 are closed, both ends of the transverse screw 81 are respectively rotatably connected to the inner walls at both ends of the T-shaped groove 10 through rotating bearings, the first motor 83 is fixedly connected to one support frame 5 through screws, and the output end of the first motor 83 sequentially penetrates through one end wall of the support frame 5 and the T-shaped groove 10 and is coaxially fixedly connected to the transverse screw 81.

Referring to fig. 3 and 5, one end of the sliding plate 82 close to the cross beam 6 is fixedly connected with a T-shaped block 11 matched with the T-shaped groove 10 in a sliding manner, the transverse screw 81 penetrates through the T-shaped block 11 in a threaded manner, and the T-shaped block 11 can drive the sliding plate 82 to stably slide on the transverse screw 81.

The implementation principle of the portal frame structure for ramming equipment with the quick adjustment ram position of the embodiment of the application is as follows: running gear can transport rammer 2 to the punning department for the punning department is located the hole 4 that falls, starts second motor 133, and vertical lead screw 131 of second motor 133 drive rotates, and vertical lead screw 131 slides in spout 14 through screw drive slider 132, and slider 132 drives slide 82 through support frame 5 and crossbeam 6 and slides, and slide 82 drives rammer 2 and slides in step, and then realizes the quick adjustment to rammer 2 along the ascending whereabouts position of vertical lead screw 131 extending direction.

Start first motor 83, first motor 83 drives horizontal lead screw 81 and rotates, horizontal lead screw 81 passes through screw action drive T-shaped piece 11 and stably slides in T-shaped groove 10, T-shaped piece 11 drives slide 82 and transmission wheel 7 and stably slides along crossbeam 6 extending direction, ram 2 follows slide 82 and slides together under the traction of transmission wheel 7 and the effect of guide way 12, the realization is to ram 2 along the quick adjustment of the ascending whereabouts position of horizontal lead screw 81 extending direction, ram 2 is connected with sliding of guide way 12 simultaneously, make ram 2 be in vertical whereabouts state all the time at the in-process that falls down, the precision of ram 2 whereabouts position has been ensured.

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

Claims (8)

1. The utility model provides a ramming is portal frame structure for equipment with quick adjustment ram position, sets up including setting up bottom plate (1) on running gear, going up and down ram (2) on bottom plate (1) and control hoist engine (3) that ram (2) go up and down, its characterized in that: a falling hole (4) is arranged on the bottom plate (1) in a penetrating way, a support frame (5) is vertically arranged on the bottom plate (1) positioned at the two sides of the falling hole (4), the supporting frames (5) are arranged on the bottom plate (1) in a sliding way, a cross beam (6) is arranged between the two supporting frames (5), the cross beam (6) is provided with a transmission wheel (7) in a sliding way, the sliding direction of the transmission wheel (7) is vertical to the sliding direction of the support frame (5), the rammer (2) is hung on the transmission wheel (7) through the winch (3), the transverse beam (6) is provided with a transverse driving mechanism (8) for driving the transmission wheel (7) to slide, the winch (3) is arranged on the bottom plate (1) in a sliding way along the sliding direction of the transmission wheel (7), and the transmission wheel (7) is provided with a linkage component (9) for driving the winch (3) to synchronously slide.

2. The gantry structure for ramming devices with rapid adjustment of the position of the ram according to claim 1, characterized in that: horizontal actuating mechanism (8) are including rotating to be connected horizontal lead screw (81), the setting of sliding on crossbeam (6) are in slide (82) on horizontal lead screw (81) and drive horizontal lead screw (81) pivoted first motor (83), first motor (83) rigid coupling is in on support frame (5), slide (82) vertical setting, follow on crossbeam (6) horizontal lead screw (81) extending direction seted up T-slot (10), horizontal lead screw (81) rotate to be set up in T-slot (10), the one end of slide (82) be provided with T-shaped piece (11) of T-slot (10) adaptation that slides, horizontal lead screw (81) screw is worn to establish T-shaped piece (11) setting, transmission wheel (7) rotate to be connected on slide (82), be located transmission wheel (7) below slide (82) go up along vertical direction seted up with ram (2) smooth And a guide groove (12) connected with the guide groove.

3. The gantry structure for ramming devices with rapid adjustment of the position of the ram according to claim 1, characterized in that: a longitudinal driving mechanism (13) for driving the support frame (5) to slide is arranged on the bottom plate (1), the longitudinal driving mechanism (13) comprises a longitudinal screw rod (131) rotationally connected to the bottom plate (1), a sliding block (132) arranged on the longitudinal screw rod (131) in a sliding manner, a second motor (133) driving the longitudinal screw rod (131) to rotate, and a limiting rod (134) arranged in parallel with the longitudinal screw rod (131), the bottom plate (1) is provided with two sliding chutes (14), the longitudinal screw rod (131) is rotationally connected in one of the sliding chutes (14), the limiting rod (134) is fixedly connected in the other sliding chute (14), the longitudinal screw rod (131) is arranged in a penetrating way through the sliding block (132) by screw thread, the sliding block (132) is fixedly connected with one of the support frames (5), and the other support frame (5) is sleeved on the limiting rod (134) in a sliding manner.

4. The gantry structure for ramming devices with rapid adjustment of the position of the ram according to claim 2, characterized in that: a sliding rod (15) parallel to the transverse screw rod (81) is fixedly connected to the bottom plate (1), and a sliding seat (16) sleeved on the sliding rod (15) in a sliding mode is arranged on the winch (3).

5. The gantry structure for ramming devices with rapid adjustment of the position of the ram according to claim 4, wherein: linkage subassembly (9) including with slide seat (16) articulated connecting cylinder (91) and with slide (82) articulated connecting rod (92), connecting rod (92) slip flexible the setting in connecting cylinder (91), be provided with on connecting cylinder (91) and be used for the restriction the locating part of connecting rod (92) slippage.

6. The gantry structure for ramming devices with rapid adjustment of the position of the ram according to claim 3, characterized in that: a plurality of balls (17) for reducing friction between the sliding block (132) and the sliding chute (14) are arranged on the bottom wall of the sliding chute (14).

7. The gantry structure for ramming devices with rapid adjustment of the position of the ram according to claim 5, wherein: the locating part sets up to spacing ring (18), the coaxial rigid coupling of spacing ring (18) is in connecting cylinder (91) is kept away from the one end of seat (16) slides, connecting rod (92) are worn to establish spacing ring (18) slide and are set up in connecting cylinder (91), connecting rod (92) are kept away from the one end of slide (82) be provided with be used for with joint dish (19) of spacing ring (18) joint.

8. The gantry structure for ramming devices with rapid adjustment of the position of the ram according to claim 3, characterized in that: the sliding chutes (14) positioned on two sides of the supporting frame (5) are covered with organ covers (20) for protection, and the end walls of the sliding chutes (14) and the supporting frame (5) are respectively in sealing connection with two ends of the organ covers (20).

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